1 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3 * combine.c (try_combine): Dump information about the insns we're
6 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9 check when calling force_to_mode on TRUNCATE's operand.
11 2009-06-22 Ian Lance Taylor <iant@google.com>
13 * config/rs6000/rs6000.opt: Move msched-epilog before
16 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
18 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
20 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
23 override library linkage flags such as -static-libgcc or
26 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
28 * config/m68k/m68k-devices.def: Add line for MCF5221x.
30 2009-06-22 Ian Lance Taylor <iant@google.com>
32 * config/linux.opt: Put mglibc ahead of muclibc.
34 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
37 2009-06-22 Matthias Klose <doko@ubuntu.com>
39 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
41 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
44 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
45 instead of NULL if a parser error occurs.
47 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
49 * dwarf2out.c (dwarf2_debug_hooks): Initialize
50 non-DWARF2_DEBUGGING_INFO version.
52 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
54 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
55 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
57 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
58 (LIBGCC2_TF_CEXT): Define.
61 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
64 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
66 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
68 * config/arm/arm.c (arm_override_options): Disable
69 -mcaller-super-interworking and -mcallee-super-interworking.
70 * doc/invoke.texi (ARM Options): Document this.
72 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
74 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
75 * config/arm/constraints.md (j): New constraint for movw operands.
76 (N): Remove thumb2 meaning.
77 * config/arm/arm.md (*arm_movw): Delete.
78 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
79 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
80 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
82 2009-06-22 Martin Jambor <mjambor@suse.cz>
84 PR tree-optimization/40492
85 * tree-sra.c (sra_modify_assign): Pass zero offsets to
88 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
90 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
91 JUMP_TABLE_DATA_P predicates where applicable.
92 * auto-inc-dec.c: Ditto.
94 * caller-save.c: Ditto.
96 * cfgcleanup.c: Ditto.
100 * combine-stack-adj.c: Ditto.
106 * dwarf2asm.c: Ditto.
107 * dwarf2out.c: Ditto.
120 * ira-costs.c: Ditto.
121 * ira-lives.c: Ditto.
124 * lower-subreg.c: Ditto.
125 * modulo-sched.c: Ditto.
127 * postreload.c: Ditto.
128 * print-rtl.c: Ditto.
137 * sched-vis.c: Ditto.
139 * sel-sched-ir.c: Ditto.
140 * simplify-rtx.c: Ditto.
141 * targhooks.c: Ditto.
142 * var-tracking.c: Ditto.
143 * vmsdbgout.c: Ditto.
145 2009-06-22 Matthias Klose <doko@ubuntu.com>
147 * Makefile.in (install-plugin): Always use DESTDIR.
149 2009-06-22 Olivier Hainque <hainque@adacore.com>
151 * config/pa/pa.c (output_call): Don't optimize post call jumps
152 into return address adjustments if the call may throw.
154 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
156 * arm.c (thumb1_output_casesi): New function.
157 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
158 optimizing for size or PIC.
159 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
160 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
161 (casesi): Handle Thumb-1 when optimizing for size or PIC.
162 (thumb1_casesi_internal_pic): New expand rule.
163 (thumb1_casesi_dispatch): New pattern.
164 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
166 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
167 in the text seciton when PIC or optimizing for size.
168 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
169 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
170 preservation properties of code.
171 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
172 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
173 (__gnu_thumb1_case_si): New function.
174 * t-arm (LIB1ASMSRC): Define here.
175 (LIB1ASMFUNCS): Add some common functions.
176 * t-arm-elf (LIB1ASMSRC): Delete.
177 (LIB1ASMFUNCS): Append to existing set.
178 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
179 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
180 * t-symbian (LIB1ASMFUNCS): Likewise.
181 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
182 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
184 2009-06-21 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/38729
187 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
188 to loops with a single exit if -fno-expensive-optimizations.
190 2009-06-21 Jakub Jelinek <jakub@redhat.com>
192 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
193 (dataflow_set): Change vars type from htab_t to shared_hash.
194 (shared_hash_pool, empty_shared_hash): New variables.
195 (vars_clear): Removed.
196 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
197 shared_hash_find_slot_unshare, shared_hash_find_slot,
198 shared_hash_find_slot_noinsert, shared_hash_find): New
200 (shared_hash_unshare, shared_hash_destroy): New functions.
201 (unshare_variable): Unshare set->vars if shared, use
203 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
204 (get_init_value, find_src_set_src, dump_dataflow_set,
205 clobber_variable_part, emit_notes_for_differences): Use
207 (dataflow_set_init): Remove second argument, set vars to
208 empty_shared_hash instead of creating a new htab.
209 (dataflow_set_clear): Call shared_hash_destroy and set vars
210 to empty_shared_hash instead of calling vars_clear.
211 (dataflow_set_copy): Don't call vars_copy, instead just share
212 the src htab with dst.
213 (variable_union): Use shared_hash_*, use initially NO_INSERT
214 lookup if set->vars is shared. Don't keep slot cleared before
215 calling unshare_variable. Unshare set->vars if needed.
216 Even ->refcount == 1 vars must be unshared if set->vars is shared
217 and var needs to be modified.
218 (variable_canonicalize): New function.
219 (dataflow_set_union): If dst->vars is empty, just share src->vars
220 with dst->vars and traverse with variable_canonicalize to canonicalize
221 and unshare what is needed.
222 (dataflow_set_different): If old_set and new_set use the same shared
223 htab, they aren't different. If number of htab elements is different,
224 htabs are different. Use shared_hash_*.
225 (dataflow_set_destroy): Call shared_hash_destroy instead of
227 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
228 second argument to dataflow_set_init.
229 (vt_initialize): Likewise. Initialize shared_hash_pool and
230 empty_shared_hash, move bb in/out initialization afterwards.
231 Use variable_htab_free instead of NULL as changed_variables del hook.
232 (variable_was_changed): Change type of second argument to pointer to
233 dataflow_set. When inserting var into changed_variables, bump
234 refcount. Unshare set->vars if set is shared htab and slot needs to
236 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
237 lookup if set->vars is shared. Unshare set->vars if needed.
238 Even ->refcount == 1 vars must be unshared if set->vars is shared
239 and var needs to be modified. Adjust variable_was_changed caller.
240 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
241 vars must be unshared if set->vars is shared and var needs to be
242 modified. Adjust variable_was_changed caller.
243 (emit_note_insn_var_location): Don't pool_free var.
244 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
246 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
247 free_alloc_pool on shared_hash_pool.
249 2009-06-20 Anthony Green <green@moxielogic.com>
251 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
252 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
254 2009-06-20 Richard Guenther <rguenther@suse.de>
256 * tree-ssa-structalias.c (find_func_aliases): For memset use
257 a constraint from NULL if we memset to zero.
258 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
259 we explicitly handle that do not read from memory.
260 (call_may_clobber_ref_p_1): Properly handle builtins that may
263 2009-06-20 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/40495
266 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
267 (new_scalar_tmp_constraint_exp): New function.
268 (process_constraint): Do not create temporary decls.
269 (process_all_all_constraints): Likewise.
270 (handle_const_call): Likewise.
271 (create_function_info_for): Do not set decl.
273 2009-06-19 Ian Lance Taylor <iant@google.com>
275 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
276 (rs6000_attribute_table): Make static; move before use.
278 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
280 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
281 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
282 Propagate the TREE_READONLY flag without overwriting it.
283 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
284 Propagate the TREE_READONLY flag onto the result.
285 (process_call_operands): Move around. Use correct constant value.
287 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
290 * config/arm/arm.c (thumb_shiftable_const): Truncate val to
292 * config/arm/arm.md: Likewise.
294 2009-06-19 Ian Lance Taylor <ian@airs.com>
296 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
297 to GIMPLE_ERROR_MARK.
299 * c-typeck.c (build_conditional_expr): Add op1_original_type and
300 op2_original_type parameters. Warn about using different enum
302 * c-parser.c (c_parser_conditional_expression): Pass original
303 types to build_conditional_expr.
304 * c-tree.h (build_conditional_expr): Update declaration.
306 2009-06-19 Ian Lance Taylor <iant@google.com>
308 * config/i386/i386.c (ix86_function_specific_save): Test that
309 fields match values, rather than testing the values are in a
312 2009-06-19 Richard Guenther <rguenther@suse.de>
314 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
316 (ptr_derefs_may_alias_p): Likewise.
317 (ptr_deref_may_alias_ref_p_1): New function.
318 (ptr_deref_may_alias_ref_p): Likewise.
319 (ref_maybe_used_by_call_p_1): Handle builtins that are not
320 covered by looking at the ESCAPED solution.
321 (call_may_clobber_ref_p_1): Likewise.
322 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
323 Handle NULL_TREE offset. Do not produce redundant constraints.
324 (process_all_all_constraints): New helper function.
325 (do_structure_copy): Use it.
326 (handle_lhs_call): Likewise.
327 (find_func_aliases): Handle some builtins with pointer arguments
328 and/or return values explicitly.
330 2009-06-19 Ian Lance Taylor <iant@google.com>
332 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
334 2009-06-19 Ian Lance Taylor <iant@google.com>
336 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
338 2009-06-19 Ian Lance Taylor <iant@google.com>
340 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
341 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
344 * c-decl.c (finish_decl): If -Wc++-compat, warn about
347 2009-06-19 Ian Lance Taylor <iant@google.com>
349 * dse.c (struct store_info): Rename bitmap field to bmap. Change
352 * c-decl.c (in_struct, struct_types): Remove.
353 (struct c_binding): Add in_struct field.
354 (c_binding_ptr): Define type, along with VEC.
355 (struct c_struct_parse_info): Define.
356 (struct_parse_info): New static variable.
357 (bind): Initialize in_struct field.
358 (start_struct): Remove enclosing_in_struct and
359 enclosing_struct_types parameters. Add
360 enclosing_struct_parse_info parameter. Change all callers. Set
361 struct_parse_info rather than in_struct and struct_types.
362 (grokfield): If -Wc++-compat and there is a symbol binding for the
363 field name, set the in_struct flag and push it on the
364 struct_parse_info->fields vector.
365 (warn_cxx_compat_finish_struct): New static function.
366 (finish_struct): Remove enclosing_in_struct and
367 enclosing_struct_types parameters. Add
368 enclosing_struct_parse_info parameter. Change all callers. Don't
369 set C_TYPE_DEFINED_IN_STRUCT here. Call
370 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
371 parameter. Only push on struct_types if warn_cxx_compat.
372 (finish_enum): Only push on struct_types if warn_cxx_compat.
373 (declspecs_add_type): Add loc parameter. Change all callers.
374 Change all error calls to error_at. Pass loc, not input_location,
375 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
376 defined in a struct. If -Wc++-compat and parsing a struct, record
377 that a typedef name was used.
378 * c-parser.c (c_parser_declspecs): Get location to pass to
380 (c_parser_struct_or_union_specifier): Update calls to start_struct
382 * c-tree.h (struct c_struct_parse_info): Declare.
383 (finish_struct, start_struct): Update declarations.
384 (declspecs_add_type): Update declaration.
386 2009-06-19 Ian Lance Taylor <iant@google.com>
388 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
389 variable with an anonymous type.
391 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
393 * see.c: Remove for real.
395 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
397 * optabs.h (enum optab_index): Add new OTI_significand.
398 (significand_optab): Define corresponding macro.
399 * optabs.c (init_optabs): Initialize significand_optab.
400 * genopinit.c (optabs): Implement significand_optab using
401 significand?f2 patterns.
402 * builtins.c (expand_builtin_mathfn): Handle
403 BUILT_IN_SIGNIFICAND{,F,L}.
404 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
405 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
407 * config/i386/i386.md (significandxf2, significand<mode>2): New
408 expanders to implement significandf, significand and significandl
409 built-ins as inline x87 intrinsics.
411 2009-06-18 Anatoly Sokolov <aesok@post.ru>
413 * config/avr/avr.c (avr_override_options): Remove setting value of
414 PARAM_INLINE_CALL_COST.
416 2009-06-18 Richard Henderson <rth@redhat.com>
419 * tree-pass.h (TDF_ASMNAME): New.
420 * tree-dump.c (dump_options): Add asmname.
421 * doc/invoke.texi: Document it.
423 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
424 (dump_decl_name): ...here.
425 (dump_function_name): New flags arg; mind TDF_ASMNAME.
426 (dump_generic_node): Update dump_function_name calls.
427 (print_call_name): New flags arg; update all dump calls.
428 * diagnostic.h (print_call_name): Update.
429 * gimple-pretty-print.c (dump_gimple_call): Update.
431 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
434 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
436 2009-06-18 Diego Novillo <dnovillo@google.com>
438 * doc/plugins.texi: Document plugin_is_GPL_compatible.
439 * plugin.c (str_license): Declare.
440 (try_init_one_plugin): Assert that the symbol
441 'plugin_is_GPL_compatible' exists.
443 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
446 * Makefile.in (OBJS-common): Remove see.o.
448 * common.opt (fsee): Mark as preserved for backward compatibility.
449 * opts.c (common_handle_option): Add OPT_fsee to the backward
450 compatibility section.
451 * passes.c (init_optimization_passes, pass_see): Remove pass.
452 * timevar.def (TV_SEE): Remove.
453 * tree-pass.h (pass_see): Remove declaration.
454 * doc/invoke.texi (-fsee): Remove documentation.
456 2009-06-18 Martin Jambor <mjambor@suse.cz>
458 * tree-sra.c: Include statistics.h
459 (sra_stats): New variable.
460 (sra_initialize): Clear sra_stats.
461 (create_access_replacement): Increment sra_stats.replacements.
462 (get_access_replacement): Do not return twice.
463 (analyze_all_variable_accesses): Increment statistics counter by the
464 number of scalarized aggregates.
465 (generate_subtree_copies): Increment sra_stats.subtree_copies.
466 (sra_modify_expr): Increment sra_stats.exprs.
467 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
468 (sra_modify_assign): Increment sra_stats.exprs,
469 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
470 (perform_intra_sra): Update statistics counters.
471 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
473 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
475 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
476 (arm_scalar_mode_supported_p): New function.
478 2009-06-18 Paul Brook <paul@codesourcery.com>
479 Sandra Loosemore <sandra@codesourcery.com>
481 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
482 (__extendhfsf2, __truncsfhf2): Define.
483 * config/arm/fp16.c: New file.
484 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
485 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
487 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
489 * doc/extend.texi (Half-Precision): New section.
490 * doc/invoke.texi (Option Summary): List -mfp16-format.
491 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
492 * config/arm/arm.opt (mfp16-format=): New.
493 * config/arm/arm.c: Include intl.h.
494 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
495 (TARGET_INVALID_RETURN_TYPE): Redefine.
496 (TARGET_PROMOTED_TYPE): Redefine.
497 (TARGET_CONVERT_TO_TYPE): Redefine.
498 (arm_fp16_format): Define.
499 (all_fpus): Add entry for neon-fp16.
500 (fp_model_for_fpu): Likewise.
501 (struct fp16_format): Declare.
502 (all_fp16_formats): Define.
503 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
505 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
507 (arm_legitimate_index_p): Treat HFmode like HImode.
508 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
509 (coproc_secondary_reload_class): Special-case HFmode.
510 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
511 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
512 (arm_init_fp16_builtins): New.
513 (arm_init_builtins): Call it.
514 (arm_invalid_parameter_type): New.
515 (arm_invalid_return_type): New.
516 (arm_promoted_type): New.
517 (arm_convert_to_type).
518 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
520 (arm_emit_fp16_const): New function.
521 (arm_mangle_type): Mangle __fp16 as "Dh".
522 * config/arm/arm.h (TARGET_VFPD32): Make it know about
524 (TARGET_NEON_FP16): New.
525 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
526 (enum fputype): Add FPUTYPE_NEON_FP16.
527 (enum arm_fp16_format_type): Declare.
528 (arm_fp16_format): Declare.
529 (LARGEST_EXPONENT_IS_NORMAL): Define.
530 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
531 * config/arm/arm-modes.def (HFmode): Define.
532 * config/arm/vfp.md: (*movhf_vfp): New.
535 * config/arm/arm.md: (fpu): Add neon_fp16.
536 (floatsihf2, floatdihf2): New.
537 (fix_trunchfsi2, fix_trunchfdi2): New.
542 (*thumb1_movhf): New.
543 (consttable_2): Add check for HFmode constants.
544 (consttable_4): Handle HFmode constants.
546 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
548 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
550 2009-06-17 Olivier Hainque <hainque@adacore.com>
552 * collect2.c (main): Use CONST_CAST2 to perform char ** to
553 const char ** conversion in AIX specific section.
555 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
557 * config/i386/i386.c (ix86_special_builtin_type): Remove
558 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
559 (bdesc_special_args): Updated.
560 (ix86_init_mmx_sse_builtins): Likewise.
561 (ix86_expand_special_args_builtin): Likewise.
563 2009-06-17 Richard Henderson <rth@redhat.com>
565 * tree-pretty-print.c (maybe_dump_asm_name): New.
566 (dump_decl_name): Use it.
567 (PRINT_FUNCTION_NAME): Merge into...
568 (dump_function_name): ... here. Use maybe_dump_asm_name.
570 2009-06-17 Cary Coutant <ccoutant@google.com>
572 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
574 * debug.c (struct gcc_debug_hooks): Change placeholder for
576 (debug_nothing_int_charstar_int): Replaced by...
577 (debug_nothing_int_charstar_int_bool): ...this.
578 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
579 source_line prototype.
580 (debug_nothing_int_charstar_int): Replaced by...
581 (debug_nothing_int_charstar_int_bool): ...this.
582 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
583 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
584 Output is_stmt operand when necessary.
585 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
586 (notice_source_line): Add is_stmt parameter.
587 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
588 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
590 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
591 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
593 2009-06-17 Ian Lance Taylor <iant@google.com>
595 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
597 (struct store_by_pieces_d): Rename from store_by_pieces. Change
600 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
602 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
603 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
604 tree_strip_sign_nop_conversions and
605 tree_ssa_strip_useless_type_conversions rather than stripping
607 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
609 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
610 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
611 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
612 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
615 2009-06-17 Michael Eager <eager@eagercon.com>
617 * config/rs6000/constraints.md (register_constraint "d"): New.
618 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
619 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
620 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
621 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
622 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
623 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
624 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
625 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
626 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
627 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
629 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
630 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
631 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
632 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
633 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
634 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
635 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
636 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
637 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
638 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
639 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
640 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
641 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
642 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
644 2009-06-16 Ian Lance Taylor <iant@google.com>
646 * profile.c (total_num_never_executed): Don't define.
647 (compute_branch_probabilities): Don't count or print
649 (init_branch_prob): Don't set total_num_never_executed.
650 (end_branch_prob): Don't print total_num_never_executed.
652 2009-06-17 David Daney <ddaney@caviumnetworks.com>
654 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
656 2009-06-17 David Edelsohn <edelsohn@gnu.org>
658 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
661 2009-06-17 Steve Ellcey <sje@cup.hp.com>
663 * expr.c (expand_assignment): Change complex type check.
665 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
667 * doc/plugins.texi (Building GCC plugins): Added new section.
669 2009-06-17 Ian Lance Taylor <iant@google.com>
671 * c-pch.c (get_ident): Don't set size of templ array.
672 (pch_init): Don't set size of partial_pch array.
674 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
675 string constant to intialize an array whose size is the length of
678 2009-06-17 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/40389
681 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
682 to addressable types.
683 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
685 2009-06-17 Richard Guenther <rguenther@suse.de>
688 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
689 if there is no evolution of left in the loop bail out.
690 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
693 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
694 Janis Johnson <janis187@us.ibm.com>
697 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
698 for the symbol ref of a constant that is the source of a move
699 - nor for any other not-obvious-label-ref constants.
701 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
703 * plugin.c (position_pass): Skip newly inserted pass during list
704 traversal to avoid repeated insertion.
706 2009-06-16 Ian Lance Taylor <iant@google.com>
708 * vec.h (VEC_stack_alloc): Define different version if
709 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
710 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
711 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
712 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
714 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
716 * config.gcc (extra_headers): Add ia32intrin.h for x86.
718 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
719 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
720 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
721 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
722 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
723 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
724 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
725 (bdesc_special_args): Add __builtin_ia32_rdtsc and
726 __builtin_ia32_rdtscp.
727 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
728 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
729 and __builtin_ia32_rorhi.
730 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
731 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
732 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
733 (ix86_expand_args_builtin): Likewise.
734 (ix86_expand_special_args_builtin): Likewise.
736 * config/i386/i386.md (UNSPECV_RDTSCP): New.
737 (UNSPECV_RDTSC): Likewise.
738 (UNSPECV_RDPMC): Likewise.
739 (*bsr): Renamed to ...
741 (*bsr_rex64): Renamed to ...
745 (*rdpmc_rex64): Likewise.
748 (*rdtsc_rex64): Likewise.
751 (*rdtscp_rex64): Likewise.
753 * config/i386/ia32intrin.h: New.
755 * config/i386/x86intrin.h: Include <ia32intrin.h>.
757 2009-06-16 Ian Lance Taylor <iant@google.com>
759 * ira-build.c (copy_info_to_removed_store_destinations):
762 2009-06-16 Ian Lance Taylor <iant@google.com>
764 * c-decl.c (grokdeclarator): Change size_varies to bool.
766 2009-06-16 Ian Lance Taylor <iant@google.com>
768 * sel-sched.c: Make forward declarations of move_op_hooks and
769 fur_hooks explicitly extern.
771 2009-06-16 Ian Lance Taylor <iant@google.com>
773 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
774 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
776 2009-06-16 Ian Lance Taylor <iant@google.com>
778 * resource.c (mark_referenced_resources): Change
779 include_delayed_effects parameter to bool. Change all callers.
780 (mark_end_of_function_resources): Likewise.
781 * reorg.c (insn_references_resource_p): Likewise.
782 (insn_sets_resource_p): Likewise.
783 * resource.h (mark_referenced_resources): Update declaration.
784 (mark_end_of_function_resources): Update declaration.
786 2009-06-16 David Edelsohn <edelsohn@gnu.org>
788 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
790 2009-06-16 David Edelsohn <edelsohn@gnu.org>
792 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
793 GCC can bootstrap on AIX with GNU Binutils 2.20.
795 2009-06-16 Ian Lance Taylor <iant@google.com>
797 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
799 2009-06-16 Ian Lance Taylor <iant@google.com>
801 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
802 inline, not extern inline.
803 (exact_log2): Likewise.
804 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
806 (exact_log2): Likewise, but don't test CTZ_HWI.
808 2009-06-16 Ian Lance Taylor <iant@google.com>
810 * bitmap.c (bitmap_clear): Don't declare as inline.
811 * gimple.c (gimplify_assign): Likewise.
812 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
813 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
814 (sched_scan_info): Remove duplicate definition.
816 2009-06-16 Ian Lance Taylor <iant@google.com>
818 * c-common.c (skip_evaluation): Don't define.
819 (c_inhibit_evaluation_warnings): Define global variable.
820 (overflow_warning): Check c_inhibit_evaluation_warnings rather
821 than skip_evaluation.
822 (convert_and_check, warn_for_div_by_zero): Likewise.
823 * c-common.h (skip_evaluation): Don't declare.
824 (c_inhibit_evaluation_warnings): Declare.
825 * c-parser.c (c_parser_typeof_specifier): Set
826 c_inhibit_evaluation_warnings rather than skip_evaluation.
827 (c_parser_conditional_expression): Likewise.
828 (c_parser_binary_expression): Likewise.
829 (c_parser_sizeof_expression): Likewise.
830 (c_parser_alignof_expression): Likewise.
831 * c-typeck.c (build_indirect_ref): Check
832 c_inhibit_evaluation_warnings rather than skip_evaluation.
833 (build_conditional_expr, build_binary_op): Likewise.
835 2009-06-16 Richard Guenther <rguenther@suse.de>
837 * tree-ssa-alias.c (is_escape_site): Remove.
838 * tree-ssa-alias.h (enum escape_type): Remove.
839 (is_escape_site): Likewise.
840 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
841 via casts and asms without deferring to is_escape_site.
843 2009-06-16 Jakub Jelinek <jakub@redhat.com>
846 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
847 use gen_lowpart if op0 has complex mode.
849 2009-06-16 Richard Guenther <rguenther@suse.de>
851 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
852 variables add them to ESCAPED.
853 (find_func_aliases): Do not make all indirectly stored values escaped.
855 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
857 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
860 2009-06-16 Martin Jambor <mjambor@suse.cz>
862 PR tree-optimization/40432
863 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
864 check whether we need to force gimple register operand.
866 2009-06-16 Martin Jambor <mjambor@suse.cz>
868 PR tree-optimization/40413
869 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
870 build_ref_for_offset.
871 (propagate_subacesses_accross_link): Fix a typo in a comment.
873 2009-06-16 Ira Rosen <irar@il.ibm.com>
875 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
876 with additional parameter.
877 * tree-vectorizer.h (enum vect_def_type): Add new value
879 (enum vect_relevant): Add comments.
880 (vect_is_simple_reduction): Add new argument.
881 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
882 Detect nested cycles.
883 (vect_is_simple_reduction): Update documentation, add an argument to
884 distinguish inner-loop reduction from nested cycle, detect nested
885 cycles, fix printings and indentation, don't swap operands in case
887 (get_initial_def_for_reduction): Handle subtraction.
888 (vect_create_epilog_for_reduction): Add new argument to specify
890 (vect_finalize_reduction): Handle subtraction, fix comments.
891 (vectorizable_reduction): Handle nested cycles. In case of nested
892 cycle keep track of the reduction variable position. Call
893 vect_is_simple_reduction with additional parameter. Use original
894 statement code in reduction epilogue for nested cycle. Call
895 vect_create_epilog_for_reduction with additional parameter.
896 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
897 inner-loop vectorization.
898 (vect_recog_widen_sum_pattern): Likewise.
899 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
901 (vect_mark_stmts_to_be_vectorized): Likewise.
902 (vect_get_vec_def_for_operand): Handle nested cycles.
904 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
906 * doc/invoke.texi (Debugging Options): Fix option index entries
907 for -fdump-statistics, -frandom-seed add entries for
908 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
909 (FRV Options): Fix entries for -mTLS, -mtls.
910 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
911 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
912 (M68hc1x Options): Fix @itemx for -mnominmax.
913 (MCore Options): Fix entry for -mno-lsim.
914 (MMIX Options): Fix entry for -mabi=mmixware.
915 (PDP-11 Options): Fix entry for -mbcopy-builtin.
917 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
919 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
920 Mention the plugin mode of gengtype.
921 * doc/gty.texi (Source Files Containing Type Information): Likewise.
922 * gengtype.c: Updated copyright.
923 (plugin_files, nb_plugin_files) Added new static variables.
924 (measure_input_list) Care about plugin_files.
925 (write_rtx_next): Added early return in plugin mode.
926 (create_file): Updated copyright year in generated file. Added
928 (oprintf): Added early return if NULL outf.
929 (get_output_file_with_visibility): Care of plugin_files.
930 (get_output_file_name): May return null.
931 (write_local): Added early return.
932 (put_mangled_filename): Ditto.
933 (finish_root_table): Added check for base_files.
934 (write_roots): Care about null when plugins.
935 (main): Added plugin mode.
937 2009-06-15 Ian Lance Taylor <iant@google.com>
939 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
940 * gcov.c (read_count_file): Add braces around variables declared
943 * c.opt (Wjump-misses-init): New warning.
944 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
945 -Wall and -Wc++-compat if not already set.
946 (c_common_post_options): Clear warn_jump_misses_init if it was not
948 * c-decl.c (struct c_binding): Change type field to a union with
949 new label field. Make it the first field in the struct. Update
950 references to type to use u.type instead.
951 (struct c_spot_bindings): Define.
952 (struct c_goto_bindings): Define.
953 (c_goto_bindings_p): Define, along with VECs.
954 (struct c_label_vars): Define.
955 (struct c_scope): Add has_label_bindings field.
956 (bind_label, set_spot_bindings): New static functions.
957 (decl_jump_unsafe, update_spot_bindings): New static functions.
958 (update_label_decls): New static function.
959 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
960 Update binding u.label field to shadowed field.
961 (c_binding_start_stmt_expr): New function.
962 (c_binding_end_stmt_expr): New function.
963 (pushdecl): Don't call c_begin_vm_scope.
964 (make_label): Add defining and p_label_vars parameters. Change
966 (lookup_label): Correct test for whether a label has not yet been
967 defined. Call bind_label rather than bind.
968 (warn_about_goto): New static function.
969 (lookup_label_for_goto): New function.
970 (declare_label): Call bind_label rather than bind.
971 (check_earlier_gotos): New static function.
972 (define_label): Don't give errors about jumping into statement
973 expressions or scopes of variably modified types. Call
974 set_spot_bindings and check_earlier_gotos. Call bind_label
975 instead of bind. Don't set label_context_stack_se or
976 label_context_stack_vm.
977 (c_get_switch_bindings): New function.
978 (c_release_switch_bindings): New function.
979 (c_check_switch_jump_warnings): New function.
980 (start_function): Don't set label_context_stack_se or
981 label_context_stack_vm.
982 (finish_function): Likewise.
983 * c-typeck.c (label_context_stack_se): Don't define.
984 (label_context_stack_vm): Don't define.
985 (c_finish_goto_label): Call lookup_label_for_goto rather than
986 lookup_label. Don't give errors about jumping into a statement
987 expression or the scope of a variably modified type. Don't set
988 label_context_stack_se or label_context_stack_vm.
989 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
990 fields. Add bindings field.
991 (c_start_case): Don't set deleted fields. Set bindings field.
992 (do_case): Rework order of tests. Don't check blocked_stmt_expr
993 or blocked_vm. Call c_check_switch_jump_warnings.
994 (c_finish_case): Don't test blocked_stmt_expr field. Call
995 c_release_switch_bindings.
996 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
997 c_switch_stack. Don't walk label_context_stack_se labels. Don't
998 set label_context_stack_se. Call c_bindings_start_stmt_expr.
999 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1000 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1001 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1002 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1003 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1004 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1005 (C_DECL_UNJUMPABLE_VM): Don't define.
1006 (C_DECL_UNDEFINABLE_VM): Don't define.
1007 (struct c_label_list): Don't define.
1008 (struct c_label_context_se): Don't define.
1009 (struct c_label_context_vm): Don't define.
1010 (struct c_spot_bindings): Declare.
1011 (c_bindings_start_stmt_expr): Declare.
1012 (c_bindings_end_stmt_expr): Declare.
1013 (lookup_label_for_goto): Declare.
1014 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1015 (c_check_switch_jump_warnings): Declare.
1016 (label_context_stack_se, label_context_stack_vm): Don't declare.
1017 (c_finish_goto_label): Update declaration.
1018 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1019 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1020 (Warning Options): Document -Wjump-misses-init.
1022 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1024 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1027 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1029 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1031 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1033 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1035 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1037 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1039 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1041 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1042 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1043 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1044 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1045 * dwarf2asm.c (dw2_force_const_mem): Update call to
1047 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1048 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1049 * langhooks.c (lhd_comdat_group): Remove.
1050 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1051 * tree.h (DECL_COMDAT_GROUP): New.
1052 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1053 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1054 (make_decl_one_only): Change signature.
1055 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1057 (make_decl_one_only): Change signature.
1058 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1060 2009-06-15 Richard Guenther <rguenther@suse.de>
1063 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1065 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1067 * tree-ssa-math-opts.c: Remove extra divide.
1069 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1071 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1073 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1075 * passes.c: Add bswap pass.
1076 * tree-pass.h: Add pass_optimize_bswap declaration.
1077 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1078 Include rtl.h, expr.h and optabs.h for optab_handler check.
1079 (struct symbolic_number, pass_optimize_bswap): New definition.
1080 (do_shift_rotate, verify_symbolic_number_p): New functions.
1081 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1082 (gate_optimize_bswap): New function.
1083 * tree.c (widest_int_cst_value): New function.
1084 * tree.h (widest_int_cst_value): Prototype added.
1086 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1088 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
1089 REG_EQUAL/REG_EQUIV notes.
1091 2009-06-14 Richard Guenther <rguenther@suse.de>
1094 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
1095 has its address taken if NRV was applied and it is addressable.
1096 * tree-ssa-structalias.c (get_constraint_for_address_of): New
1097 function split out from ...
1098 (get_constraint_for_1): ... here.
1099 (handle_rhs_call): Use it to mark the return slot escaped if
1100 it is addressable and NRV was applied.
1102 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1104 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
1105 Change first argument type to location_t.
1106 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
1107 Do not set input_location.
1108 Use loc instead of input_location throughout.
1110 2009-06-13 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/40421
1113 * tree-predcom.c (should_unroll_loop_p): Remove.
1114 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
1116 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1118 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1119 Add location argument.
1121 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1123 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
1125 * config/s390/s390.c (s390_build_builtin_va_list): Same.
1126 (s390_gimplify_va_arg): Pass location to create_artificial_label.
1127 * config/spu/spu-protos.h: Add location to
1128 spu_resolve_overloaded_builtin.
1129 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
1130 spu_build_builtin_va_list.
1131 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
1132 argument. Pass location to build_function_call_vec.
1133 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
1135 (emit_fpu_switch): Same.
1136 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
1137 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
1138 to build_decl and create_artificial_label.
1139 (xtensa_gimplify_va_arg_expr): Same.
1140 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
1141 (xstormy16_gimplify_va_arg_expr): Same.
1142 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
1143 * config/arm/arm.c (arm_build_builtin_va_list): Same.
1144 * config/mips/mips.c (mips_build_builtin_va_list): Same.
1145 (mips16_build_function_stub): Same.
1146 (mips16_build_call_stub): Same.
1148 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
1151 * arm/constraints.md (Pa, Pb): New constraints.
1152 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
1153 split pattern to deal with them.
1155 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
1157 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
1158 fix index entry for -Xpreprocessor.
1160 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1163 Add location argument to build_decl call.
1164 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
1165 (rs6000_init_builtins): Same.
1166 (spe_init_builtins): Same.
1167 (rs6000_gimplify_va_arg): Add location argument to
1168 create_artificial_label call.
1170 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
1172 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
1173 * combine-stack-adj.c (pass_stack_adjustments): Use it.
1174 * Makefile.in: Fix GGC dependency for gcse.o.
1176 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1178 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
1179 * gimple-pretty-print.c (dump_gimple_stmt): Same.
1180 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
1182 * c-parser.c (c_parser_binary_expression): Use current column while
1183 building binary operations.
1184 * common.opt (fshow-column): Enable by default.
1185 * tree-vrp.c (check_array_ref): Use warning_at.
1186 (check_array_bounds): Use location from call back if expr has no
1188 * tree.h: Add location argument to maybe_fold_*.
1189 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
1190 (maybe_fold_offset_to_array_ref): Add location argument and use it.
1191 (maybe_fold_offset_to_component_ref): Same.
1192 (maybe_fold_offset_to_reference): Same.
1193 (maybe_fold_offset_to_address): Same.
1194 (maybe_fold_stmt_indirect): Same.
1195 (maybe_fold_stmt_addition): Same.
1196 (fold_stmt_r): Pass location to maybe_fold_*.
1197 (fold_gimple_assign): Same.
1198 * c-tree.h: Add location argument to finish_decl,
1199 default_function_array_conversion, store_init_value.
1200 * c-decl.c (define_label): Use error_at.
1201 (c_make_fname_decl): Pass location to finish_decl.
1202 (finish_decl): New location argument.
1203 (build_compound_literal): Pass location to store_init_value.
1204 (grokdeclarator): Pass location to finish_decl.
1206 * c-typeck.c (array_to_pointer_conversion): New location argument.
1207 (function_to_pointer_conversion): Same.
1208 (default_function_array_conversion): Same.
1209 (parser_build_unary_op): Pass location to overflow_warning.
1210 (parser_build_binary_op): Same. Use warning_at.
1211 (build_unary_op): Pass location to array_to_pointer_conversion.
1212 (build_c_cast): Pass location to digest_init.
1213 (build_modify_expr): New location argument.
1214 (convert_for_assignment): Same.
1215 (store_init_value): Same.
1216 (digest_init): Same.
1217 (output_init_element): Pass location to digest_init and
1218 array_to_pointer_conversion.
1219 (c_finish_return): Pass location to convert_for_assignment.
1220 * gimplify.c (gimplify_conversion): Pass location to
1221 maybe_fold_offset_to_address.
1222 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
1223 to maybe_fold_stmt_addition.
1224 * c-omp.c (c_finish_omp_atomic): Pass new location to
1226 (c_finish_omp_for): Same.
1227 * c-common.c (overflow_warning): New argument.
1228 * c-common.h: New argument to build_modify_expr, overflow_warning.
1229 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
1231 (c_parser_initializer): Pass location to
1232 default_function_array_conversion.
1233 (c_parser_initelt): Same.
1234 (c_parser_initval): Same.
1235 (c_parser_asm_operands): Same.
1236 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
1237 (c_parser_conditional_expression): Same.
1238 (c_parser_binary_expression): Add location info to stack. Use it.
1239 (c_parser_unary_expression): Pass location to
1240 default_function_array_conversion, parser_build_unary_op,
1241 build_indirect_ref, c_parser_postfix_expression_after_primary.
1242 (c_parser_postfix_expression_after_primary): New location argument.
1244 (c_parser_expression_conv): Pass location to
1245 default_function_array_conversion.
1246 (c_parser_expr_list): Same.
1247 (c_parser_omp_atomic): Same.
1248 (c_parser_omp_for_loop): Same.
1249 * c-tree.h: (struct c_declarator): Add comment to id_loc.
1250 (build_array_declarator): New argument.
1251 * c-decl.c (build_array_declarator): Add location argument.
1252 (grokdeclarator): Set id_loc for cdk_array.
1253 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
1254 build_array_declarator.
1255 * tree.c (build_omp_clause): Add location argument.
1256 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
1257 (OMP_CLAUSE_LOCATION): New macro.
1258 (struct tree_omp_clause): Add location field.
1259 (build_omp_clause): Add argument.
1260 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
1261 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
1263 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
1264 (cp_parser_omp_clause_collapse): Same.
1265 (cp_parser_omp_clause_default): Same.
1266 (cp_parser_omp_clause_if): Same.
1267 (cp_parser_omp_clause_nowait): Same.
1268 (cp_parser_omp_clause_num_threads): Same.
1269 (cp_parser_omp_clause_ordered): Same.
1270 (cp_parser_omp_clause_schedule): Same.
1271 (cp_parser_omp_clause_untied): Same.
1272 (cp_parser_omp_for_loop): Same.
1273 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1274 * c-tree.h (c_start_case): Add location argument.
1275 (c_process_expr_stmt): Same.
1276 (c_finish_goto_*): Same.
1277 * tree-parloops.c (initialize_reductions): Pass location to
1279 (create_parallel_loop): Same.
1280 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
1281 (gfc_trans_omp_reduction_list): Same.
1282 (gfc_trans_omp_clauses): Same.
1283 (gfc_trans_omp_do): Same.
1284 * c-typeck.c (c_finish_goto_label): Same.
1285 (c_finish_goto_ptr): New location argument.
1286 (c_start_case): Same.
1287 (emit_side_effect_warnings): Same.
1288 (c_process_expr_stmt): Same.
1289 (c_finish_stmt_expr): Same.
1290 (c_finish_omp_clauses): Use error_at instead of error.
1291 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
1293 * c-omp.c (c_split_parallel_clauses): New location argument.
1294 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
1295 to build_omp_clause.
1296 (convert_local_reference_stmt): Same.
1297 (convert_gimple_call): Same.
1298 * c-common.h (c_split_parallel_clauses): New argument.
1299 * c-parser.c (c_parser_statement_after_labels): Pass location to
1300 c_finish_goto_label.
1301 (c_parser_switch_statement): Pass location to c_start_case.
1302 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
1303 and c_process_expr_stmt.
1304 (c_parser_omp_variable_list): Add location argument.
1305 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
1306 (c_parser_omp_clause_default): Same.
1307 (c_parser_omp_clause_if): Same.
1308 (c_parser_omp_clause_num_threads): Same.
1309 (-c_parser_omp_clause_ordered): Same.
1310 (c_parser_omp_clause_reduction): Pass location to
1311 c_parser_omp_variable_list.
1312 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
1313 (c_parser_omp_clause_untied): Same.
1314 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
1315 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1317 * c-tree.h (check_for_loop_decls, undeclared_variable,
1318 build_component_ref, build_array_ref, build_external_ref,
1319 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
1320 build_conditional_expr, build_compound_expr, c_cast_expr,
1321 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
1322 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
1324 * c-semantics.c (build_stmt): Same.
1325 (build_case_label): Same.
1326 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
1327 (undeclared_variable): New argument.
1329 (lookup_label): Pass location on down.
1330 (define_label): Same.
1331 (finish_decl): Same.
1332 (build_compound_literal): Same.
1333 (finish_struct): Same.
1334 (finish_function): Do not set location here.
1335 (check_for_loop_decls): New argument.
1336 * tree.c (save_expr): Set location.
1337 (build_empty_stmt): New argument.
1338 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
1339 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
1340 * builtins.c (gimplify_va_arg_expr): Use locations.
1341 (expand_builtin_sync_operation): Same.
1342 * c-typeck.c (build_component_ref): New argument.
1343 (build_array_ref): Same.
1344 (build_external_ref): Same.
1345 (c_expr_sizeof_expr): Same.
1346 (c_expr_sizeof_type): Same.
1347 (parser_build_unary_op): Same.
1348 (build_conditional_expr): Same.
1349 (build_compound_expr): Pass location on down.
1350 (build_compound_expr): New argument.
1351 (build_c_cast): Same.
1352 (c_cast_expr): Same.
1353 (build_asm_expr): Same.
1354 (c_finish_return): Same.
1355 (c_process_expr_stmt): Pass location on down.
1356 (c_finish_stmt_expr): New argument.
1357 (push_clenaup): Same.
1358 (c_finish_omp_parallel): Same.
1359 (c_finish_omp_task): Same.
1360 * gimplify.c (gimplify_call_expr): Pass location on down.
1361 * c-omp.c (c_finish_omp_master): New argument.
1362 (c_finish_omp_critical): Same.
1363 (c_finish_omp_ordered): Same.
1364 (c_finish_omp_barrier): Same.
1365 (-c_finish_omp_taskwait): Same.
1366 (c_finish_omp_atomic): Same.
1367 (c_finish_omp_flush): Same.
1368 * tree-inline.c (copy_tree_body_r): Pass location on down.
1369 (inline_forbidden_p): Remove use of input_location.
1370 * c-gimplify.c (c_build_bind_expr): New argument.
1371 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
1372 (c_sizeof_or_alignof_type): New argument.
1373 (c_alignof_expr): Same.
1374 (build_va_arg): Same.
1375 (c_add_case_label): Same.
1376 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
1377 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
1378 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
1379 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
1380 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
1381 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
1383 * stub-objc.c (objc_build_selector_expr): Same.
1384 (objc_build_throw_stmt): Same.
1385 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
1386 (c_parser_initelt): Same.
1387 (c_parser_compound_statement): Same.
1388 (c_parser_compound_statement_nostart): Same.
1389 (c_parser_label): Same.
1390 (c_parser_statement_after_labels): Same.
1391 (c_parser_if_body): Same.
1392 (c_parser_else_body): Same.
1393 (c_parser_if_statement): Same.
1394 (c_parser_switch_statement): Same.
1395 (c_parser_while_statement): Same.
1396 (c_parser_do_statement): Same.
1397 (c_parser_for_statement): Same.
1398 (c_parser_asm_statement): Same.
1399 (c_parser_conditional_expression): Same.
1400 (c_parser_binary_expression): Same.
1401 (c_parser_cast_expression): Same.
1402 (c_parser_unary_expression): Same.
1403 (c_parser_sizeof_expression): Same.
1404 (c_parser_alignof_expression): Same.
1405 (c_parser_postfix_expression): Same.
1406 (c_parser_expression): Same.
1407 (c_parser_objc_receiver): Same.
1408 (c_parser_omp_variable_list): Same.
1409 (c_parser_omp_structured_block): Same.
1410 (c_parser_omp_atomic): New argument.
1411 (c_parser_omp_barrier): Same.
1412 (c_parser_omp_critical): Same.
1413 (c_parser_omp_flush): Pass location on down.
1414 (c_parser_omp_for_loop): New argument.
1415 (c_parser_omp_for): Same.
1416 (c_parser_omp_master): Same.
1417 (c_parser_omp_ordered): Same.
1418 (c_parser_omp_sections_scope): Same.
1419 (c_parser_omp_sections): Same.
1420 (c_parser_omp_parallel): Same.
1421 (c_parser_omp_single): Same.
1422 (c_parser_omp_task): Same.
1423 (c_parser_omp_taskwait): Pass location on down.
1424 (c_parser_omp_construct): Same.
1425 (c_parser_omp_threadprivate): Same.
1426 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
1427 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
1428 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
1429 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
1430 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
1431 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
1432 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
1433 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
1434 config/i386/i386.c, stmt.c:
1435 Add location argument to the following function definitions and/or
1436 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
1437 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
1438 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
1439 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
1440 do_case, c_finish_bc_stmt, build_compound_literal,
1441 build_function_call.
1442 * c-decl.c (build_compound_literal): Add location argument.
1443 Make all diagnostic calls use location.
1444 (start_struct): Same.
1445 (finish_struct): Same.
1447 (build_enumerator): Same.
1448 (start_function): Same.
1449 (grokdeclarator): Make all diagnostic calls use location.
1450 (store_parm_decls_oldstyle): Same.
1451 * c-typeck.c (build_function_call): Add location argument.
1452 Make all diagnostic calls use location.
1454 (c_finish_bc_stmt): Same.
1455 * tree-nested.c (get_trampoline_type): Add argument.
1456 Pass location to build_decl.
1457 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
1458 * rtl.h (RTL_LOCATION): New.
1459 * c-common.c (c_add_case_label): Add location argument.
1460 Make all diagnostic calls use location.
1461 * c-common.h: Add location argument to make_fname_decl, do_case,
1462 c_add_case_label, build_function_call, resolve_overloaded_builtin.
1463 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
1464 Set it appropriately for every case. Pass enum_loc to start_enum
1465 call. Pass value_loc first to build_enumerator. Pass enum_loc to
1467 (c_parser_struct_or_union_specifier): Save location. Use it for
1468 start_struct, finish_struct, and parser_xref_tag.
1470 2009-06-12 Ian Lance Taylor <iant@google.com>
1472 * fold-const.c (fold_unary): Rename local variable and to and_expr.
1474 * c-opts.c (c_common_handle_option): For -Wc++-compat set
1475 cpp_opts->warn_cxx_operator_names.
1477 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1480 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
1481 is returns NULL and OP is a VCE, look through the VCE.
1483 2009-06-12 Ian Lance Taylor <iant@google.com>
1486 * collect2.c (main): Use CONST_CAST2 in code inside #if
1487 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
1489 2009-06-12 Joey Ye <joey.ye@intel.com>
1492 * cfgexpand.c (get_decl_align_unit): Update
1493 max_used_stack_slot_alignment with align instead of
1494 stack_alignment_needed.
1496 * function.c (assign_stack_local_1): Update
1497 max_used_stack_slot_alignment with alignment_in_bits instead
1498 of stack_alignment_needed.
1499 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
1502 2009-06-12 Jakub Jelinek <jakub@redhat.com>
1504 * dwarf2out.c (last_var_location_insn): New variable.
1505 (dwarf2out_end_epilogue): Clear last_var_location_insn.
1506 (dwarf2out_var_location): Don't record anything after last real
1507 insn. Only change labels if there were any real instructions
1508 in between last note and this one, or if changed sections.
1510 2009-06-11 Richard Henderson <rth@redhat.com>
1512 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
1513 note when storing the frame pointer in a register.
1514 (FRP): Don't redefine to nothing for epilogue.
1515 (alpha_expand_epilogue): Mark register and sp restores.
1516 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
1518 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
1519 when gen_lowpart is needed.
1521 2009-06-11 Richard Henderson <rth@redhat.com>
1523 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
1525 * dwarf2out.c (need_data_align_sf_opcode): New.
1526 (div_data_align): Move earlier.
1527 (def_cfa_1, reg_save): Use it.
1529 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
1531 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
1532 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
1533 (ix86_handle_option): Handle OPT_mcrc32.
1534 (ix86_target_string): Add -mcrc32.
1535 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
1537 * config/i386/i386.h (TARGET_CRC32): New.
1539 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
1540 (sse4_2_crc32di): Likewise.
1542 * config/i386/i386.opt (mcrc32): New.
1544 * doc/invoke.texi: Document -mcrc32.
1546 2009-06-11 Richard Henderson <rth@redhat.com>
1548 * common.opt (gdwarf-): Accept a version number.
1549 * doc/invoke.texi (gdwarf-): Update docs.
1550 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
1551 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
1552 version level, and record it.
1554 * dwarf2.h (DW_CIE_VERSION): Remove.
1555 * dwarf2out.c (DWARF_VERSION): Remove.
1556 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
1557 (output_call_frame_info): Use CIE version 3 for dwarf3,
1558 or if the return register column is out of range for version 1.
1559 (dwarf_stack_op_name): Add all dwarf3 values.
1560 (DEBUG_PUBTYPES_SECTION): New.
1561 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
1562 encoding change for dwarf3.
1563 (output_die) [dw_val_class_die_ref]: Likewise.
1564 (output_compilation_unit_header): Emit correct version for dwarf3.
1565 (output_line_info): Likewise.
1566 (output_pubnames): Update for DWARF_VERSION removal.
1567 (output_aranges): Likewise.
1568 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
1569 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
1570 (dwarf2out_finish): Likewise.
1572 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1574 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
1577 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1580 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
1581 * builtins.c (expand_builtin_unreachable): New function.
1582 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
1583 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
1584 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
1586 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
1587 searching for missing barriers.
1589 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1591 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
1592 when -fprofile-generate* was passed.
1593 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1595 2009-06-11 Anthony Green <green@moxielogic.com>
1597 * config/moxie/moxie.md: Define length attribute for all instructions.
1599 (*b<cond:code>): Support limited branch ranges for new PC-relative
1600 branch instructions.
1601 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
1603 2009-06-11 Jakub Jelinek <jakub@redhat.com>
1605 * config/i386/i386.c (min_insn_size): Use get_attr_length
1606 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
1609 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
1610 instead of emit_insn_before.
1612 2009-06-10 Ian Lance Taylor <iant@google.com>
1615 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
1618 2009-06-10 Revital Eres <eres@il.ibm.com>
1620 * passes.c (init_optimization_passes): Reschedule
1621 predictive-commoning pass before complete unroll pass.
1623 2009-06-10 Martin Jambor <mjambor@suse.cz>
1625 * cgraph.c (cgraph_node_can_be_local_p): New function.
1626 (cgraph_make_node_local): New function.
1627 * cgraph.h (cgraph_node_can_be_local_p): Declare.
1628 (cgraph_make_node_local): Declare.
1630 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
1632 * tree.h (tree_base): Add packed_flag and user_align fields.
1633 Decrease size of spare field.
1634 (TYPE_USER_ALIGN): Use user_align from tree_base.
1635 (DECL_USER_ALIGN): Likewise.
1636 (TYPE_PACKED): Use packed_flag from tree_base.
1637 (DECL_PACKED): Likewise.
1638 (tree_type): Delete packed_flag and user_align fields. Widen
1639 precision field. Widen mode field and shuffle fields to align
1640 mode on an 8-bit boundary.
1641 (tree_decl_common): Delete decl_flag_1 and user_align fields.
1642 Renumber decl_flag_* fields. Fix comments. Widen
1643 decl_common_unused field.
1644 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
1645 (DECL_EXTERNAL): Likewise.
1646 (DECL_BIT_FIELD): Likewise.
1647 (DECL_NONADDRESSABLE_P): Likewise.
1648 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
1649 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
1651 2009-06-10 Ian Lance Taylor <iant@google.com>
1653 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
1654 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
1655 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
1656 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
1657 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
1658 DEF_VEC_ALLOC_FUNC_P.
1659 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
1660 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
1661 DEF_VEC_ALLOC_FUNC_O.
1662 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
1663 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
1664 DEF_VEC_ALLOC_FUNC_I.
1665 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
1666 (vec_stack_p_reserve_exact_1): Declare.
1667 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
1668 (vec_stack_free): Declare.
1669 (VEC_stack_alloc): Define.
1670 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
1671 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
1672 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
1673 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
1675 (stack_vecs): New static variable.
1676 (vec_stack_p_reserve_exact_1): New function.
1677 (vec_stack_o_reserve_1): New static function.
1678 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
1679 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
1680 (vec_stack_free): New function.
1681 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
1682 (VEC_df_ref_stack_alloc): Define.
1683 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
1684 DEF_VEC_ALLOC_P_STACK.
1685 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
1686 (struct df_collection_rec): Change _vec fields to VEC. Remove
1688 (df_free_collection_rec): Adjust for new fields.
1689 (df_insn_rescan): Use new df_collection_rec fields.
1690 (df_notes_rescan, df_canonize_collection_rec): Likewise.
1691 (df_ref_create_structure, df_ref_record): Likewise.
1692 (df_get_conditional_uses, df_get_call_refs): Likewise.
1693 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
1694 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
1695 (df_record_exit_block_uses, df_bb_verify): Likewise.
1696 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
1697 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
1698 Remove count parameter. Change return type to void. Change all
1700 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
1701 Remove count parameter. Change return type to void. Change all
1703 (df_install_refs): Change old_vec parameter to VEC. Remove count
1704 parameter. Change all callers.
1705 (df_install_mws): Change old_vec parameter to VEC. Remove count
1706 parameter. Change all callers.
1707 (df_refs_verify): Change new_rec parameter to VEC. Change call
1709 (df_mws_verify): Likewise.
1711 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
1713 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
1715 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
1717 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
1719 2009-06-10 Anthony Green <green@moxielogic.com>
1721 * config/moxie/crti.asm: New file.
1722 * config/moxie/crtn.asm: New file.
1723 * config/moxie/moxie.c: New file.
1724 * config/moxie/moxie.h: New file.
1725 * config/moxie/sfp-machine.h: New file.
1726 * config/moxie/moxie-protos.h: New file.
1727 * config/moxie/t-moxie: Created.
1728 * config/moxie/t-moxie-softfp: Created.
1729 * config/moxie/moxie.md: Created.
1730 * config/moxie/constraints.md: Created.
1731 * config.gcc: Add moxie support.
1732 * doc/md.texi (Machine Constraints): Add moxie constraints.
1733 * doc/contrib.texi (Contributors): Mention moxie port.
1734 * doc/install.texi (Specific): Mention the moxie port.
1736 2009-06-09 Ian Lance Taylor <iant@google.com>
1738 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
1740 * optabs.c (optab_table): Only use designated initializers if
1741 HAVE_DESIGNATED_INITIALIZERS is defined.
1742 (convert_optab_table): Likewise.
1743 (init_optabs): Always call init_insn_codes if
1744 HAVE_DESIGNATED_INITIALIZERS is not defined.
1746 2009-06-09 Ian Lance Taylor <iant@google.com>
1748 * targhooks.c (default_builtin_vectorized_function): Change fn
1749 parameter to unsigned int.
1750 (default_builtin_vectorized_conversion): Change code parameter to
1752 (default_builtin_reciprocal): Change fn parameter to unsigned int.
1753 * targhooks.h: Update declarations.
1754 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
1755 parameter to unsigned int.
1757 * c-typeck.c (comptypes_check_enum_int): New static function.
1758 (comptypes_internal): Add enum_and_int_p parameter. Change all
1760 (comp_target_types): Add location parameter. Change all callers.
1761 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
1763 (function_types_compatible_p, type_lists_compatible_p): Likewise.
1764 (build_conditional_expr): Add colon_loc parameter. Change all
1766 (convert_for_assignment): Add location parameter. Change all callers.
1767 * c-parser.c (c_parser_conditional_expression): Pass location of
1768 colon to build_conditional_expr.
1769 * c-tree.h (build_conditional_expr): Update declaration.
1771 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1773 * graphite.c: Revert previous patch.
1775 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1778 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1780 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
1782 * tree-ssa-loop-prefetch.c
1783 (loop_prefetch_arrays): Fixed a portability problem in printf format
1786 2009-06-09 Martin Jambor <mjambor@suse.cz>
1788 PR tree-optimization/40351
1789 * tree-sra.c (propagate_subacesses_accross_link): Check that a
1790 refrence to a potential artifical subaccess can be constructed.
1792 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1794 * config/sh/sh-protos.h (sh_optimization_options): Declare.
1795 (sh_override_options): Likewise.
1796 * config/sh/sh.c: Include params.h.
1797 (sh_optimization_options): New.
1798 (sh_override_options): Likewise.
1799 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
1800 (OVERRIDE_OPTIONS): Use sh_override_options.
1802 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1804 * dwarf2out.c (emit_cfa_remember): New variable.
1805 (add_fde_cfi): If emit_cfa_remember, recurse to add
1806 DW_CFA_remember_state first.
1807 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
1808 instead just set emit_cfa_remember.
1810 2009-06-08 Jan Hubicka <jh@suse.cz>
1813 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
1815 2009-06-08 Jan Hubicka <jh@suse.cz>
1818 * cgraphunit.c (save_inline_function_body): Do not copy transform
1819 hooks for saved inline bodies.
1820 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
1823 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
1825 * jump.c (returnjump_p): Handle delayed branches. Add missing
1828 2009-06-08 Jan Hubicka <jh@suse.cz>
1831 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
1832 original node might've been modified.
1833 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
1835 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1837 * tree-object-size.c (addr_object_size): Add OSI argument.
1838 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
1839 (compute_builtin_object_size, expr_object_size): Adjust callers.
1840 (plus_stmt_object_size): Call addr_object_size instead of
1841 compute_builtin_object_size.
1843 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
1844 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1846 * tree-ssa-loop-prefetch.c
1847 (gather_memory_references): Introduced a counter for the number of
1849 (anything_to_prefetch_p): Introduced a counter for the number of
1851 (is_loop_prefetching_profitable): New function with a cost model
1853 (loop_prefetch_arrays): Use the new cost model to determine if
1854 prefetching is profitable.
1855 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
1856 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1857 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
1858 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1859 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
1860 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1862 2009-06-08 Michael Matz <matz@suse.de>
1865 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
1866 partitions use the same.
1867 (expand_one_var): Deal with DECL_RTL sometimes begin set also
1868 for basevars of SSA_NAMEs.
1869 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
1870 to not expand them twice.
1871 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
1874 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
1876 * common.opt (fcompare-debug=, fcompare-debug-second): New.
1877 (fdump-final-insns=, gtoggle): New.
1878 * doc/invoke.texi: Document them.
1879 * final.c (rest_of_clean_state): Dump final insn stream.
1880 * gcc.c (invoke_as): Hook in -fcompare-debug.
1881 (static_spec_functions): Add compare-debug-dump-opt,
1882 compare-debug-self-opt and compare-debug-auxbase-opt.
1883 (compare_debug, compare_debug_second, compare_debug_opt): New.
1884 (switches_debug_check, n_switches_debug_check): New.
1885 (debug_auxbase_opt, debug_check_temp_file): New.
1886 (process_command): Handle -fno-compare-debug, -fcompare-debug and
1888 (do_self_spec): Handle arguments after switches.
1889 (do_spec_1): Add .gk extension to temp file basenames for compare.
1890 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
1891 (cc1_options): Use it instead of normal auxbase computation for
1892 the second compare-debug compilation.
1893 (compare_files): New.
1894 (main): Set up and implement compare debug mode.
1895 (compare_debug_dump_opt_spec_function): New.
1896 (compare_debug_self_opt_spec_function): New.
1897 (compare_debug_auxbase_opt_spec_function): New.
1898 * toplev.c (process_options): Handle flag_gtoggle,
1899 flag_dump_final_insns.
1900 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
1901 during -fcompare-debug-second compilation.
1903 2009-06-07 Ian Lance Taylor <iant@google.com>
1905 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
1906 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
1908 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
1909 with no default node. Change warning with %H to warning_at.
1910 Don't clear warn_switch around case checking.
1911 * doc/invoke.texi (Warning Options): Clarify distinction between
1912 -Wswitch and -Wswitch-enum.
1914 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1916 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
1918 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1920 * gbl-ctors.h: Add header guard.
1922 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1924 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
1925 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
1926 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
1927 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
1928 prototypes for removed functions.
1929 (expressions_equal_p): Move to ...
1930 * tree-ssa-sccvn.h: ... here and ...
1931 * matrix-reorg.c: ... adjust includes.
1933 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1935 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
1937 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1939 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
1940 (finish_function): Remove erroneous whitespace.
1942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1944 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
1945 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
1947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1949 * errors.c (internal_error): Commentary typo fix.
1950 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
1951 * tree-ssa-pre.c: Ditto.
1953 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1955 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
1956 them is supposed to hold actual statements.
1958 2009-06-06 Ian Lance Taylor <iant@google.com>
1960 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
1961 empty statements can now have attributes.
1963 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
1965 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
1966 * config/mips/mips.md: Ditto.
1968 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
1970 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
1972 (__eabi_uconvert): Likewise.
1974 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
1976 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
1977 CFI_* definitions with IN_GCC.
1979 2009-06-05 David Edelsohn <edelsohn@gnu.org>
1981 * xcoffout.h (xcoffout_source_line): Update prototype.
1983 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1985 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
1986 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
1988 2009-06-05 Jakub Jelinek <jakub@redhat.com>
1991 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
1992 inlined_function_outer_scope_p blocks for artificial inlines
1994 * tree.c (tree_nonartificial_location): Rewrite using
1995 block_nonartificial_location.
1997 2009-06-05 Revital Eres <eres@il.ibm.com>
1998 Leehod Baruch <leehod@il.ibm.com>
2000 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2001 (expand_expr_real_1): Remove comment.
2002 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2003 Vectorize misaligned access when the target supports it.
2004 (vect_supportable_dr_alignment): Check for unaligned access support.
2005 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2008 2009-06-05 Julian Brown <julian@codesourcery.com>
2010 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2011 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2013 2009-06-05 Richard Guenther <rguenther@suse.de>
2016 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2019 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2021 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2022 (save_gprs): Don't tell unwinder when a global register is saved.
2023 (s390_emit_epilogue): Emit needed epilogue unwind info.
2025 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2027 * dwarf2out.c (deferred_asm_name): New.
2028 (add_name_and_src_coords_attributes): Defer creation of
2029 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2031 (move_linkage_attr): New.
2032 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2035 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2037 * tree-nested.c (finalize_nesting_tree_1): Declare the
2038 frame_decl in the binding tree.
2040 2009-06-04 Cary Coutant <ccoutant@google.com>
2042 * basic-block.h (struct basic_block_def): Add discriminator field.
2043 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2045 * debug.c (do_nothing_debug_hooks): Add additional entry.
2046 (debug_nothing_int_charstar_int): New function.
2047 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2048 (debug_nothing_int_charstar_int): New declaration.
2049 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2050 discriminator value in .loc directive.
2051 * final.c (last_discriminator): New variable.
2052 (discriminator): New variable.
2053 (final_start_function): Initialize above variables, pass current
2054 discriminator to debug hook.
2055 (notice_source_line): Check for discriminator change.
2056 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2057 * sdbout.c (sdbout_source_line): New parameter.
2058 * tree-cfg.c (struct locus_discrim_map): New structure type.
2059 (discriminator_per_locus): New hash table.
2060 (build_gimple_cfg): Allocate and free discriminator hash table.
2061 (make_edges): Call assign_discriminator.
2062 (locus_map_hash): New function.
2063 (locus_map_eq): New function.
2064 (next_discriminator_for_locus): New function.
2065 (same_line_p): New function.
2066 (assign_discriminator): New function.
2067 (make_cond_expr_edges): Call assign_discriminator.
2068 (make_gimple_switch_edges): Likewise.
2069 (first_non_label_stmt): New function.
2070 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2072 * xcoffout.c (xcoffout_source_line): Add new parameter.
2074 * configure.ac (gcc_cv_as_discriminator): New configury check for
2075 gas support for discriminator.
2076 * configure: Regenerate.
2077 * config.in: Regenerate.
2079 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2081 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2082 val after checking for integers.
2084 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2088 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
2089 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
2090 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
2091 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
2092 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
2093 X64_SSE_REGPARM_MAX.
2094 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
2095 X64_SSE_REGPARM_MAX.
2097 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2099 * gcc.c (report_times_to_file): New.
2100 (execute): Implement it.
2101 (process_command): Support -time=.
2102 * doc/invoke.texi: Document it.
2104 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2106 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
2107 that have value exprs.
2109 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2111 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
2112 declarations for constants until...
2113 (dw2_output_indirect_constant_1): ... this point.
2115 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
2118 * arm.md (arm_addsi3): Don't try to split an add with an
2119 eliminable register until after reload has completed.
2121 2009-06-03 Ian Lance Taylor <iant@google.com>
2123 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
2124 * genattrtab.c (write_length_unit_log): Likewise.
2125 * genchecksum.c (dosum): Likewise.
2126 * gengtype.c (write_rtx_next): Likewise.
2127 (finish_root_table, write_roots): Likewise.
2128 * gimple.c (gimple_ops_offset_): Likewise.
2129 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
2130 * config/arc/arc.c (arc_attribute_table): Likewise.
2131 * config/arm/arm.c (arm_attribute_table): Likewise.
2132 * config/avr/avr.c (avr_attribute_table): Likewise.
2133 * config/crx/crx.c (crx_attribute_table): Likewise.
2134 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
2135 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
2136 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
2137 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
2138 * config/sh/sh.c (sh_attribute_table): Likewise.
2139 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
2140 * config/spu/spu.c (spu_attribute_table): Likewise.
2141 * config/v850/v850.c (v850_attribute_table): Likewise.
2143 * config/alpha/alpha.c (vms_attribute_table): Make static.
2144 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
2145 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
2146 * config/mips/mips.c (mips_attribute_table): Likewise.
2148 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
2150 (cc1-checksum.o): Likewise.
2152 2009-06-03 Steve Ellcey <sje@cup.hp.com>
2154 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2156 2009-06-03 Jakub Jelinek <jakub@redhat.com>
2158 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
2159 insn if it is changing sp. Use gen_add3_insn instead of
2160 conditionally gen_addsi3 and gen_adddi3.
2161 (offset_below_red_zone_p): New static inline function.
2162 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
2163 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
2164 * config/rs6000/ppc-asm.h: Include auto-host.h.
2165 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
2166 CFI_RESTORE): Define.
2167 * config/rs6000/crtresxgpr.asm: Add unwind info.
2168 * config/rs6000/crtresxfpr.asm: Likewise.
2169 * config/rs6000/crtresgpr.asm: Likewise.
2170 * config/rs6000/crtresfpr.asm: Likewise.
2171 * config/rs6000/crtsavgpr.asm: Likewise.
2172 * config/rs6000/crtsavfpr.asm: Likewise.
2174 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
2175 argument of DWARF2_FRAME_REG_OUT macros.
2177 2009-06-03 Julian Brown <julian@codesourcery.com>
2179 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
2180 words or less (including TImode) in core registers.
2182 2009-06-03 Richard Guenther <rguenther@suse.de>
2185 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2187 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
2189 * statistics.c (statistics_counter_event): Do not record event
2190 in pass dump if its number == -1.
2191 (curr_statistics_hash): Add assert that we never get passes
2192 with static number == -1.
2194 2009-06-03 Richard Guenther <rguenther@suse.de>
2195 Andrey Belevantsev <abel@ispras.ru>
2197 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
2198 non-BLKmode arrays addressable.
2200 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
2202 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
2203 * config/m68k/m68k.h: ... here.
2204 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
2207 2009-06-03 Martin Jambor <mjambor@suse.cz>
2209 PR tree-optimization/40323
2210 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
2213 2009-06-03 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2218 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
2220 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2221 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
2222 JUMP_TABLE_DATA_P where applicable.
2223 * config/sh/sh.c: Ditto.
2224 * config/sh/sh.h: Ditto.
2225 * config/sh/sh.md: Ditto.
2226 * config/sh/symbian.c: Ditto.
2228 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/driver-i386.c (describe_cache): Optimize
2231 concatenation of strings. Use snprintf instead of sprintf.
2232 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
2233 target when not compiling with GCC.
2235 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2237 * config/sh/sh.c: Revert last change.
2238 (sh_expand_epilogue): Emit a blockage insn before the frame
2239 pointer adjustment unconditionally.
2241 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2243 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
2244 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
2245 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
2246 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
2247 to COLLECT_GCC_OPTIONS.
2249 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2251 * collect2.c (target_system_root): New variable.
2252 (main): Handle --sysroot=.
2253 (ignore_library): Strip the sysroot from the library path.
2255 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2257 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
2258 (collect2.o): Depend on collect2-aix.h.
2259 (collect2-aix.o): New rule.
2260 * collect2-aix.h: New file.
2261 * collect2-aix.c: Likewise.
2262 * collect2.c: Include collect2-aix.h. Don't undefine
2263 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
2264 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
2265 Use TARGET_AIX_VERSION instead of _AIX51.
2266 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
2267 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
2268 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
2269 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
2270 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
2272 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2274 * collect2.c (ignore_library): Avoid premature post-increment
2277 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2279 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
2280 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
2281 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
2282 CROSS_DIRECTORY_STRUCTURE too.
2283 (LINK_LIBG_SPEC): Likewise.
2284 (LIB_SPEC): Add %R to sysroot paths.
2285 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
2286 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
2287 * config/rs6000/aix51.h: As for aix43.h.
2288 * config/rs6000/aix52.h: Likewise.
2289 * config/rs6000/aix53.h: Likewise.
2290 * config/rs6000/aix61.h: Likewise.
2291 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
2292 to the beginning of sysroot paths.
2294 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2296 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
2297 INSN_LISTs that are out of the REG_NOTE range.
2299 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2301 * loop-unroll.c (struct iv_to_split): Add pointer to next.
2302 (struct var_to_expand): Likewise.
2303 (struct opt_info): Add head and tail for linked lists of the above.
2304 (analyze_insn_to_expand_var): Initialize next.
2305 (analyze_iv_to_split_insn): Likewise.
2306 (analyze_insns_in_loop): Create linked lists.
2307 (allocate_basic_variable): Simplify for use without hash table.
2308 (insert_var_expansion_initialization): Likewise, make it type-safer.
2309 (combine_var_copies_in_loop_exit): Likewise.
2310 (apply_opt_in_copies): Walk lists rather than hash tables.
2311 (release_var_copies): Simplified and inlined by hand into...
2312 (free_opt_info): ... this function.
2314 2009-06-02 Richard Guenther <rguenther@suse.de>
2316 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2319 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2321 * cfgexpand.c (gimple_expand_cfg): Discard the source location
2322 only for builtins that are not overridden.
2324 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2326 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
2329 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2331 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
2333 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2335 * combine.c (move_deaths): Compare LUIDs within the same BB only.
2337 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2339 * common.opt (fdump-unnumbered-links): New.
2340 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
2341 * print-rtl.c (flag_dump_unnumbered_links): New.
2342 (print_rtx): Test it.
2344 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
2346 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
2347 push/pop multiple to 8-byte alignment.
2349 2009-06-01 Jakub Jelinek <jakub@redhat.com>
2351 * config/i386/i386.c (queued_cfa_restores): New static variable.
2352 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
2354 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
2355 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
2356 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
2357 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
2358 note unconditionally.
2359 (ix86_emit_restore_regs_using_mov): Likewise.
2360 (ix86_emit_restore_sse_regs_using_mov): Likewise.
2361 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
2362 it through to ix86_emit_restore_reg_using_pop.
2363 (ix86_emit_leave): Add RED_OFFSET argument. Call
2364 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
2365 instead of adding REG_CFA_OFFSET note unconditionally.
2366 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
2367 the above functions. Call ix86_add_queued_cfa_restore_notes when
2370 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
2371 force output of the label even for dwarf2out_do_cfi_asm.
2372 (add_fde_cfi): If -g2 and above and cfi might change CFA,
2373 force creation of CFI label and chain DW_CFA_set_loc jumping to it
2374 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
2376 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2377 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
2378 dwarf2out_cfi_label callers.
2379 * tree.h (dwarf2out_cfi_label): Adjust prototype.
2380 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
2381 Adjust dwarf2out_cfi_label callers.
2382 * config/vax/vax.c (vax_output_function_prologue): Likewise.
2384 * config/i386/i386.h (struct machine_cfa_state,
2385 struct machine_function): Guard with ifndef USED_FOR_TARGET
2386 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
2389 * emutls.c (__emutls_get_address): Change arr->size to mean number
2390 of allocated arr->data entries instead of # of slots + 1.
2393 * recog.c (peep2_reinit_state): New function.
2394 (peephole2_init_state): Use it at the end of a basic block and also
2395 when seeing a RTX_FRAME_RELATED_P insn.
2397 2009-06-01 Steve Ellcey <sje@cup.hp.com>
2399 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
2400 fixuns_truncrfdi2): New.
2401 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
2402 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
2403 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
2404 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
2405 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
2406 *recip_approx): Remove.
2407 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
2408 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
2409 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
2411 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
2414 2009-06-01 Ian Lance Taylor <iant@google.com>
2416 * attribs.c (register_attribute): Use CONST_CAST.
2417 * collect2.c (main): Use CONST_CAST2.
2418 (scan_prog_file): Likewise.
2419 * gcc.c (process_command, main): Likewise.
2420 * toplev.c (toplev_main): Likewise.
2422 * c-typeck.c (handle_warn_cast_qual): New static function,
2423 partially broken out of build_c_cast.
2424 (build_c_cast): Call handle_warn_cast_qual.
2425 * doc/invoke.texi (Warning Options): Document new effect of
2428 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
2430 * diagnostic.c (diagnostic_build_prefix): Always print columns.
2431 (diagnostic_report_current_module): Print columns.
2432 * common.opt (flag_show_column): Enable by default.
2434 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
2436 * alias.c (find_base_term): Check for NULL term before returning.
2438 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2440 Revert due to PR40320:
2441 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2442 * calls.c (emit_library_call_value_1): Don't force_operand for move
2445 2009-06-01 Olivier Hainque <hainque@adacore.com>
2446 Eric Botcazou <ebotcazou@adacore.com>
2448 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
2449 to be processed as a bitfield for constructor output purposes.
2450 * output.h (initializer_constant_valid_for_bitfield_p): Declare
2452 * varasm.c (oc_local_state): New type, output_constructor
2453 local state to support communication with helpers.
2454 (oc_outer_state): New type, output_constructor outer state of
2455 relevance in recursive calls.
2456 (output_constructor_array_range): New output_constructor helper,
2457 extracted code for an array range element.
2458 (output_constructor_regular_field): New output_constructor helper,
2459 extracted code for an element that is not a bitfield.
2460 (output_constructor_bitfield): New output_constructor helper,
2461 extracted code for a bitfield element. Accept an OUTER state
2462 argument for recursive processing. Recurse on record or array
2463 CONSTRUCTOR values, possibly past noop conversions.
2464 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
2465 VALUE is a valid constant-valued expression for use in a static
2466 bit-field initializer.
2467 (output_constructor): Rework to use helpers. Accept and honor an
2468 OUTER state argument for recursive calls. Return total size. Be
2469 prepared for nested constructors initializing bitfields.
2470 (output_constant): Feed OUTER in calls to output_constructor.
2472 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2474 * calls.c (emit_library_call_value_1): Don't force_operand for move
2477 2009-06-01 Nick Clifton <nickc@redhat.com>
2479 * doc/invoke.texi (IA-64 Options): Fix typo.
2481 2009-06-01 Ira Rosen <irar@il.ibm.com>
2483 PR tree-optimization/39129
2484 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
2486 (vect_do_peeling_for_loop_bound): Use
2487 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2488 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2489 (vect_loop_versioning): Likewise.
2490 (vect_create_cond_for_alias_checks): Fix indentation.
2491 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
2493 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
2494 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
2495 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
2496 "control flow in loop".
2497 (vect_estimate_min_profitable_iters): Use
2498 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2499 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2500 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2501 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
2502 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
2503 statement belongs to a group of strided accesses with the exact code
2505 (vectorizable_load): Likewise.
2506 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
2507 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2509 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
2511 * config/freebsd-stdint.h: New file.
2512 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
2513 Add freebsd-stdint.h to tm_file.
2515 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
2517 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
2518 (thumb2_extendhidi2): Likewise.
2520 2009-05-31 Ian Lance Taylor <iant@google.com>
2522 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2524 2009-05-31 Ian Lance Taylor <iant@google.com>
2526 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
2527 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
2528 (ipa-reference.o): Depend upon gt-ipa-reference.h.
2530 2009-05-31 Jason Merrill <jason@redhat.com>
2532 * tree-pretty-print.c (print_call_name): Take the callee, not the
2533 call itself. Make non-static. Use dump_function_name for functions.
2534 (dump_generic_node): Adjust.
2535 * diagnostic.h: Declare print_call_name.
2536 * gimple-pretty-print.c (dump_gimple_call): Use it.
2538 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2540 * config/sh/sh.md (ashldi3_std): New define_expand.
2543 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2546 * config/sh/sh.c: Include debug.h.
2547 (sh_expand_epilogue): Emit a blockage insn before the frame
2548 pointer adjustment also when dwarf2out_do_frame returns true.
2550 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
2552 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
2553 (thumb2_extendqidi2): New pattern.
2555 2009-05-31 Ira Rosen <irar@il.ibm.com>
2557 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
2558 mark phis for renaming.
2559 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
2560 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
2561 Call mark_sym_for_renaming.
2562 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
2563 * tree-vect-loop.c (vect_transform_loop): Remove
2564 vect_memsyms_to_rename initialization and a call to
2565 mark_set_for_renaming.
2567 2009-05-31 Jakub Jelinek <jakub@redhat.com>
2570 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
2571 frame related even if !set_cfa && style < 0.
2573 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
2575 * config/i386/mingw-tls.c: New file.
2576 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
2577 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
2578 defining _WIN32 but not __CYGWIN__.
2580 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2582 * configure.ac: Add MPC support.
2584 * config.in, configure: Regenerate.
2586 2009-05-29 Richard Henderson <rth@redhat.com>
2588 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
2589 NOTE_INSN_BASIC_BLOCK.
2590 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
2591 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
2592 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
2594 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
2596 (add_cfi): Disable check redefining cfa away from drap.
2597 (lookup_cfa_1): Add remember argument; handle remember/restore.
2598 (lookup_cfa): Pass remember argument.
2599 (cfa_remember): New.
2600 (compute_barrier_args_size_1): Remove sibcall check.
2601 (dwarf2out_frame_debug_def_cfa): New.
2602 (dwarf2out_frame_debug_adjust_cfa): New.
2603 (dwarf2out_frame_debug_cfa_offset): New.
2604 (dwarf2out_frame_debug_cfa_register): New.
2605 (dwarf2out_frame_debug_cfa_restore): New.
2606 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
2607 (dwarf2out_begin_epilogue): New.
2608 (dwarf2out_frame_debug_restore_state): New.
2609 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
2610 DW_CFA_restore_state.
2611 (output_cfi_directive): Likewise.
2612 (convert_cfa_to_fb_loc_list): Likewise.
2613 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
2614 * dwarf2out.h: Update.
2615 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
2616 (copy_insn_1): Early out for null.
2617 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
2618 and dwarf2out_frame_debug_restore_state.
2619 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
2620 (prologue_insn_hash, epilogue_insn_hash): New.
2621 (free_after_compilation): Adjust freeing accordingly.
2622 (record_insns): Create hash table if needed; push insns into
2623 hash instead of array.
2624 (maybe_copy_epilogue_insn): New.
2625 (contains): Search hash table instead of array.
2626 (sibcall_epilogue_contains): Remove.
2627 (thread_prologue_and_epilogue_insns): Split eh_return insns
2628 and mark them as epilogues.
2629 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
2630 scanning in terms of basic blocks.
2631 * insn-notes.def (CFA_RESTORE_STATE): New.
2632 * jump.c (returnjump_p_1): Accept EH_RETURN.
2633 (eh_returnjump_p_1, eh_returnjump_p): New.
2634 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
2635 CFA_REGISTER, CFA_RESTORE): New.
2636 * rtl.def (EH_RETURN): New.
2637 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
2639 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
2640 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
2642 * config/i386/i386.c (gen_push): Update cfa state.
2643 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
2644 add a CFA_ADJUST_CFA note.
2645 (ix86_dwarf_handle_frame_unspec): Remove.
2646 (ix86_expand_prologue): Update cfa state.
2647 (ix86_emit_restore_reg_using_pop): New.
2648 (ix86_emit_restore_regs_using_pop): New.
2649 (ix86_emit_leave): New.
2650 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
2651 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
2652 * config/i386/i386.h (struct machine_cfa_state): New.
2653 (ix86_cfa_state): New.
2654 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
2655 (eh_return_internal): Merge from eh_return_<mode>,
2656 use eh_return rtx, split w/ epilogue.
2658 2009-05-29 Ian Lance Taylor <iant@google.com>
2660 * builtins.c (validate_gimple_arglist): Don't use va_arg with
2662 * calls.c (emit_library_call_value_1): Likewise.
2664 * c-typeck.c (c_build_va_arg): New function.
2665 * c-tree.h (c_build_va_arg): Declare.
2666 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
2667 instead of build_va_arg.
2669 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
2671 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
2672 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
2673 (ptr_difference_cost): Use affine combinations to compute it.
2674 (difference_cost): Likewise.
2675 (get_computation_cost_at): Compute more accurate cost for addresses
2676 if the ratio is a multiplier allowed in addresses.
2677 For non-addresses, consider that an additional offset or symbol is
2680 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2682 * config/i386/i386.c (ix86_decompose_address): Avoid useless
2683 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
2685 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
2686 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
2687 (prefix_rex): For UNIT_MMX don't imply the prefix by default
2689 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
2690 to 1 for TYPE_SSE{IADD1,CVT1}.
2691 (prefix_vex_imm8): Removed.
2692 (length_vex): Only pass 1 as second argument to
2693 ix86_attr_length_vex_default if prefix_extra is 0.
2694 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
2695 (length): For prefix vex computation use length_immediate
2696 attribute instead of prefix_vex_imm8.
2697 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
2698 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
2699 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
2700 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
2701 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
2702 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
2703 a space in between the operands.
2704 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
2705 if one operand is 0xff and the other one si, di, bp or sp.
2706 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
2707 other one si, di, bp or sp.
2708 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
2709 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
2710 type and mode attributes.
2711 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
2712 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
2713 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
2714 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
2715 prefix_data16 attribute iff MODE_DF.
2716 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
2717 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
2718 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
2719 constm128_operand in length_immediate computation.
2720 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
2721 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
2722 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
2723 length_immediate attribute to 1.
2724 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
2725 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
2726 for certain alternatives.
2727 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
2728 prefix_data16 attribute if MODE_V1DF.
2729 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
2730 length_immediate to 1.
2731 (set_got_rex64, set_rip_rex64): Remove length attribute, set
2732 length_address to 4, set mode attribute to MODE_DI.
2733 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
2734 (fxam<mode>2_i387): Set length attribute to 4.
2735 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
2736 *prefetch_3dnow_rex): Override length_address attribute.
2737 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
2739 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
2740 (constm128_operand): Removed.
2741 * config/i386/i386.c (memory_address_length): For
2742 disp && !index && !base in 64-bit mode account for SIB byte if
2743 print_operand_address can't optimize disp32 into disp32(%rip)
2744 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
2745 for fs: or gs: segment.
2746 (ix86_attr_length_immediate_default): When checking if shortform
2747 is possible, truncate immediate to the length of the non-shortened
2749 (ix86_attr_length_address_default): Ignore MEM_P operands
2751 (ix86_attr_length_vex_default): Only check for DImode on
2752 GENERAL_REG_P operands.
2753 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
2754 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
2755 (sse_cvttps2pi): Clear prefix_rep attribute.
2756 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
2758 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
2759 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
2760 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
2761 iff operand 2 is const_int_operand.
2762 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
2763 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
2764 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
2766 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
2768 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
2769 prefix_data16 attribute for movlpd and movhpd instructions.
2770 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
2771 length_immediate for shufpd instruction.
2772 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
2773 (avx_cmpp<avxmodesuffixf2c><mode>3,
2774 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
2775 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
2776 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
2777 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
2778 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
2779 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
2780 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
2781 prefix_data16 attribute for the first alternative to 1.
2782 (*avx_loadlps): Override length_immediate for the first alternative.
2783 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
2784 attributes for second alternative.
2785 (*vec_concatv2sf_sse4_1): Override length_immediate and
2786 prefix_data16 attributes for second alternative.
2787 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
2788 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
2789 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
2790 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
2791 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
2792 prefix_data16 and length_immediate to 1.
2793 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
2795 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
2796 prefix_extra attribute for variants that don't have 0f prefix alone.
2797 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
2798 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
2799 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
2800 *sse4_1_pextrd): Set length_immediate to 1.
2801 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
2802 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
2804 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
2805 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
2806 length_immediate to 1 for second alternative.
2807 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
2808 prefix_extra and length_immediate attributes for the first
2810 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
2812 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
2813 to 1 for the first and third alternative.
2814 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
2816 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
2818 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
2820 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
2821 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
2822 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
2823 *avx_psign<mode>3): Set prefix_extra attribute to 1.
2824 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
2825 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
2826 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
2827 ssse3_psign<mode>3): Override prefix_rex attribute.
2828 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
2829 (ssse3_palignrti): Override length_immediate to 1.
2830 (ssse3_palignrdi): Override length_immediate to 1, override
2831 prefix_rex attribute.
2832 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
2833 (sse4a_extrqi): Override length_immediate to 2.
2834 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
2835 (sse4a_insertq): Override prefix_data16 to 0.
2836 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
2837 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
2838 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
2839 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
2840 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
2841 and length_immediate to 1.
2842 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
2843 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
2844 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
2845 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
2846 and length_immediate to 1.
2847 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
2848 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
2849 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
2850 avx_ptest256): Override prefix_extra to 1.
2851 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
2852 Override prefix_data16 and length_immediate to 1.
2853 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
2854 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
2855 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
2856 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
2857 prefix_data16 to 0 and prefix_extra to 2.
2858 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
2859 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
2861 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
2862 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
2863 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
2864 and prefix_extra to 2.
2865 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
2866 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
2867 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
2868 avx_vpermilvar<mode>3,
2869 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
2870 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
2871 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
2872 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
2873 Override prefix_extra to 1.
2874 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
2875 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
2876 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
2877 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
2878 prefix_extra and length_immediate to 1.
2879 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
2881 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
2882 to 1 for the first alternative.
2883 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
2884 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
2886 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
2887 *movv2sf_internal_avx, *movv2sf_internal): Override
2888 prefix_rep attribute for certain alternatives.
2889 (*mov<mode>_internal): Override prefix_rep or prefix_data16
2890 attributes for certain alternatives.
2891 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
2892 attributes for certain alternatives.
2893 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
2894 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
2895 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
2896 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
2897 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
2898 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
2899 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
2900 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
2901 length_immediate to 1 if operand 2 is const_int_operand.
2902 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
2903 *vec_extractv2si_1): Set length_immediate attribute to 1.
2904 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
2905 using old 3DNOW insn rather than SSE/3DNOW_A.
2906 (mmx_emms, mmx_femms): Clear modrm attribute.
2908 2009-05-29 Martin Jambor <mjambor@suse.cz>
2910 * tree-sra.c: New implementation of SRA.
2912 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
2913 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
2914 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
2915 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
2916 (SRA_MAX_STRUCTURE_COUNT): Removed.
2917 (SRA_FIELD_STRUCTURE_RATIO): Removed.
2918 * doc/invoke.texi (sra-max-structure-size): Removed.
2919 (sra-field-structure-ratio): Removed.
2921 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2924 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
2927 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
2929 PR rtl-optimization/40101
2930 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
2931 seqno. Adjust comment.
2932 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
2933 inserting bookkeeping before a jump, the jump is not scheduled.
2934 When no positive seqno found, provide a value. Add comment.
2936 2009-05-29 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
2939 short-cutting on the first component.
2941 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2944 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
2945 for trees other than decls/types.
2947 2009-05-29 Richard Guenther <rguenther@suse.de>
2949 * tree-ssa-operands.c (get_expr_operands): Do not handle
2950 INDIRECT_REFs in the handled-component case. Remove
2951 unused get_ref_base_and_extent case.
2952 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
2953 tree_low_cst and host_integerp where possible.
2954 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
2955 codes for equivalence.
2956 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
2958 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
2960 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
2961 to tmake_file for i[34567]86-*-cygwin*.
2963 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2966 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
2967 (altivec_categorize_keyword, init_vector_keywords,
2968 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
2971 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
2973 * tree.c (handle_dll_attribute): Check if node is
2974 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
2976 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
2978 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
2980 (thumb2_zero_extendqidi2): Likewise.
2982 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
2984 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
2985 instead of gen_movrt.
2986 * config/sh/sh.md (movrt): Remove.
2988 2009-05-28 Steve Ellcey <sje@cup.hp.com>
2990 * doc/invoke.texi (IA-64 Options):
2991 Add -msdata, -mfused-madd, -mno-inline-float-divide,
2992 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
2993 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
2994 -msched-prefer-non-control-spec-insns,
2995 -msched-stop-bits-after-every-cycle,
2996 -msched-count-spec-in-critical-path,
2997 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
2998 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
2999 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3000 and -msched-spec-verbose.
3002 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3004 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3005 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3007 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3009 2009-05-28 Richard Guenther <rguenther@suse.de>
3011 * tree-ssa-alias.c (ao_ref_init): New function.
3012 (ao_ref_base): Likewise.
3013 (ao_ref_base_alias_set): Likewise.
3014 (ao_ref_alias_set): Likewise.
3015 (refs_may_alias_p_1): Change signature.
3016 (refs_may_alias_p): Adjust.
3017 (refs_anti_dependent_p): Likewise.
3018 (refs_output_dependent_p): Likewise.
3019 (call_may_clobber_ref_p_1): Change signature.
3020 (call_may_clobber_ref_p): Adjust.
3021 (stmt_may_clobber_ref_p_1): New function split out from ...
3022 (stmt_may_clobber_ref_p): ... here.
3023 (maybe_skip_until): Adjust signature.
3024 (get_continuation_for_phi): Likewise.
3025 (walk_non_aliased_vuses): Likewise.
3026 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3027 (ao_ref_init): Declare.
3028 (ao_ref_base): Likewise.
3029 (ao_ref_alias_set): Likewise.
3030 (stmt_may_clobber_ref_p_1): Likewise.
3031 (walk_non_aliased_vuses): Adjust.
3032 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3033 (get_ref_from_reference_ops): remove.
3034 (vn_reference_lookup_2): Adjust signature.
3035 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3036 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3037 (vn_reference_lookup): Adjust.
3038 (vn_reference_insert): Likewise.
3039 (vn_reference_insert_pieces): Adjust signature.
3040 (visit_reference_op_call): Adjust.
3041 * tree-ssa-pre.c (get_expr_type): Simplify.
3042 (phi_translate_1): Adjust.
3043 (compute_avail): Likewise.
3044 (translate_vuse_through_block): Do not re-build trees.
3045 (value_dies_in_block_x): Likewise.
3046 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3048 (vn_reference_lookup_pieces): Adjust declaration.
3049 (vn_reference_insert_pieces): Likewise.
3051 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3053 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3054 with checking disabled.
3056 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3060 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3061 macro definition for support of three-operand format aligned
3062 .comm directive in assembler on cygwin/pe/mingw target OS.
3063 * configure: Regenerate.
3064 * config.h: Regenerate.
3066 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3067 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3068 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3070 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3071 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3073 2009-05-28 Ira Rosen <irar@il.ibm.com>
3075 PR tree-optimization/40254
3076 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3077 in analysis of basic blocks.
3079 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3082 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3083 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3084 (TARGET_INITIALIZER): Use it.
3085 * cse.c (CHEAPER): Move it up to the other macros.
3086 (insert): Rename this ...
3087 (insert_with_costs): ... to this. Add cost parameters. Update
3089 (insert): New function. Call insert_with_costs.
3090 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
3091 find_reg_offset_for_const, try_const_anchors): New functions.
3092 (cse_insn): Call try_const_anchors. Adjust cost of src_related
3093 when using a const-anchor. Call insert_const_anchors.
3094 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
3095 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
3097 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3099 * tree-inline.c (remap_decls): Enable nonlocalized variables
3100 when not optimizing.
3102 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3104 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
3105 Simplify other tests involving optimize.
3107 2009-05-27 Tom Tromey <tromey@redhat.com>
3109 * unwind-dw2.c (_Unwind_DebugHook): New function.
3110 (uw_install_context): Call _Unwind_DebugHook.
3112 2009-05-27 Tom Tromey <tromey@redhat.com>
3114 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
3116 2009-05-27 Ian Lance Taylor <iant@google.com>
3118 * Makefile.in (LINKER, LINKER_FLAGS): Define.
3119 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
3120 (ALL_LINKERFLAGS): Define.
3121 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
3122 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3123 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
3124 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3125 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
3126 $(LINKER_FOR_BUILD).
3127 (build/gcov-iov$(build_exeext)): Likewise.
3129 2009-05-27 Julian Brown <julian@codesourcery.com>
3131 * gcse.c (target.h): Include.
3132 (can_assign_to_reg_without_clobbers_p): Check that the target allows
3133 copy of argument to a pseudo register.
3135 2009-05-27 Diego Novillo <dnovillo@google.com>
3137 * tree-ssa-live.c (dump_scope_block): Document arguments.
3138 (dump_scope_blocks): Document.
3139 (debug_scope_blocks): New.
3140 * tree-flow.h (debug_scope_blocks): Declare.
3142 2009-05-21 Denis Chertykov <denisc@overta.ru>
3144 * doc/contrib.texi (Contributors): Add myself to the list.
3146 2009-05-27 Olivier Hainque <hainque@adacore.com>
3148 * expr.c (target_align): New function. Alignment the TARGET of an
3149 assignment may be assume to have.
3150 (highest_pow2_factor_for_target): Use it instead of relying on
3151 immediate tree attributes of TARGET, not necessarily honored when
3152 intermediate bitfields are involved.
3154 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
3157 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3158 AVX, SSE4, AES, PCLMUL and POPCNT.
3160 2009-05-27 Diego Novillo <dnovillo@google.com>
3162 * tree-pretty-print.c (dump_location): New.
3163 (dump_generic_node): Call it.
3164 Factor code to handle BLOCK nodes ...
3165 (dump_block_node): ... here.
3167 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
3169 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
3171 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
3173 * gcc-plugin.h: Include config.h and system.h.
3174 (IN_GCC): Define if not defined.
3176 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
3179 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
3182 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
3184 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
3186 * config/m32r/m32r.h: Ditto.
3187 * config/m32r/m32r.md: Ditto.
3188 * config/m32r/predicates.md: Ditto.
3190 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
3192 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
3194 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
3197 (Loading plugins): typo.
3198 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
3199 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3200 (Interacting with the GCC Garbage Collector): Added new section.
3201 (Giving information about a plugin): Added new section for
3203 * ggc.h (ggc_register_root_tab): Added declaration.
3204 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
3205 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
3206 (register_callback): Improved comment in declaration.
3207 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
3208 (extra_root_vec) Added static variable for dynamic roots registration.
3209 (ggc_register_root_tab) Added new routine.
3210 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
3211 PLUGIN_GGC_MARKING event.
3212 * ggc-zone.c: Include plugin.h.
3213 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3214 * ggc-page.c: Include plugin.h.
3215 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3216 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
3217 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
3218 (register_callback): check lack of callbacks for
3219 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
3220 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
3221 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
3222 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3223 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
3224 dependency on plugin.h.
3225 (plugin.o): Added dependency on ggc.h...
3227 2009-05-26 Richard Guenther <rguenther@suse.de>
3231 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3232 with mismatched comparison modes.
3234 * expr.c (expand_expr_real_1): Expand the operand of a
3235 VIEW_CONVERT_EXPR in its natural mode.
3237 2009-05-26 Ian Lance Taylor <iant@google.com>
3239 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
3240 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
3241 (ALL_COMPILERFLAGS): Define.
3242 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
3243 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3244 (collect2$(exeext), collect2.o): Likewise.
3245 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
3246 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
3247 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
3248 (libbackend.o, intl.o, cppdefault.o): Likewise.
3249 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3250 (build/%.o): Use $(COMPILER_FOR_BUILD).
3251 (build/gen%$(build_exeext)): Likewise.
3252 (build/gcov-iov$(build_exeext)): LIkewise.
3253 * config/t-darwin (darwin.o): Use $(COMPILER).
3254 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
3255 * config/t-sol2 (sol2-c.o): Likewise.
3257 * config/t-vxworks (vxworks.o): Likewise.
3258 * config/x-darwin (host-darwin.o): Likewise.
3259 * config/x-hpux (host-hpux.o): Likewise.
3260 * config/x-linux (host-linux.o): Likewise.
3261 * config/x-solaris (host-solaris.o): Likewise.
3262 * config/alpha/x-alpha (driver-alpha.o): Likewise.
3263 * config/arm/t-arm (arm-c.o): Likewise.
3264 * config/arm/t-pe (pe.o): Likewise.
3265 * config/arm/t-wince-pe (pe.o): Likewise.
3266 * config/i386/t-cygming (winnt.o): Likewise.
3267 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
3268 * config/i386/t-cygwin (cygwin1.o): Likewise.
3269 (cygwin2.o): Likewise.
3270 * config/i386/t-i386 (i386-c.o): Likewise.
3271 * config/i386/t-interix (winnt.o): Likewise.
3272 * config/i386/t-netware (netware.o): Likewise.
3273 * config/i386/t-nwld (nwld.o): Likewise.
3274 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
3275 * config/i386/x-i386 (driver-i386.o): Likewise.
3276 * config/i386/x-cygwin (host-cygwin.o): Likewise.
3277 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
3278 * config/ia64/t-ia64 (ia64-c.o): Likewise.
3279 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
3280 * config/mips/x-native (driver-native.o): Likewise.
3281 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
3282 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
3283 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
3284 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
3285 * config/score/t-score-elf (score7.o): Likewise.
3286 (score3.o): Likewise.
3287 * config/sh/t-sh (sh-c.o): Likewise.
3288 * config/sh/t-symbian (sh-c.o): Likewise.
3289 (symbian.o): Likewise.
3290 * config/spu/t-spu-elf (spu-c.o): Likewise.
3291 * config/v850/t-v850 (v850-c.o): Likewise.
3292 * config/v850/t-v850e (v850-c.o): Likewise.
3294 2009-05-26 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/40122
3297 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
3298 VECTOR_CSTs if possible.
3299 (fold_gimple_assign): Likewise.
3301 2009-05-26 Richard Guenther <rguenther@suse.de>
3304 * fold-const.c (fold_binary): Use the correct types for building
3307 2009-05-26 Richard Guenther <rguenther@suse.de>
3309 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
3310 redundant calls to merge_alias_info.
3311 (bump_vector_ptr): Likewise.
3312 * tree-ssa-copy.c (merge_alias_info): Remove.
3313 (replace_exp_1): Remove call to merge_alias_info.
3314 (propagate_tree_value): Likewise.
3315 (fini_copy_prop): Propagate points-to info.
3316 * tree-flow.h (merge_alias_info): Remove.
3318 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3320 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
3322 2009-05-25 Jan Hubicka <jh@suse.cz>
3324 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3325 * cgraph.h (struct inline_summary): New filed self_wize,
3326 size_inlining_benefit, self_time and time_inlining_benefit.
3327 (struct cgraph_global_info): Replace insns by time ans size fields.
3328 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3329 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3330 (ipcp_update_callgraph): Do not touch function bodies.
3331 * ipa-inline.c: Include except.h
3332 (MAX_TIME): New constant.
3333 (overall_insns): Remove.
3335 (overall_size, max_benefit): New static variables.
3336 (cgraph_estimate_time_after_inlining): New function.
3337 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3338 (cgraph_clone_inlined_nodes): Update size.
3339 (cgraph_mark_inline_edge): Update size.
3340 (cgraph_estimate_growth): Use size info.
3341 (cgraph_check_inline_limits): Check size.
3342 (cgraph_default_inline_p): Likewise.
3343 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3344 (cgraph_decide_recursive_inlining): Check size.
3345 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3347 (cgraph_decide_inlining): Likewise.
3348 (cgraph_decide_inlining_incrementally): Likewise; honor
3349 PARAM_EARLY_INLINING_INSNS.
3350 (likely_eliminated_by_inlining_p): New predicate.
3351 (estimate_function_body_sizes): New function.
3352 (compute_inline_parameters): Use it.
3353 * except.c (must_not_throw_labels): New function.
3354 * except.h (must_not_throw_labels): Declare.
3355 * tree-inline.c (init_inline_once): Kill inlining_weigths
3356 * tree-ssa-structalias.c: Avoid uninitialized warning.
3357 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3358 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3359 (PARAM_INLINE_CALL_COST): Remove.
3360 (PARAM_EARLY_INLINING_INSNS): New.
3362 2009-05-25 Richard Guenther <rguenther@suse.de>
3364 PR tree-optimization/36327
3365 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
3366 callback for reference translation or lookup at the point of may-defs.
3367 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
3368 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
3369 for union COMPONENT_REFs.
3370 (vn_reference_lookup_3): New callback. Lookup from memset
3371 and CONSTRUCTOR assignment, translate through struct copies.
3372 (vn_reference_lookup_pieces): Make sure to not free the
3373 passed operands array. Adjust walk_non_aliased_vuses call.
3374 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
3375 make sure we do not leak memory.
3377 2009-05-25 Richard Guenther <rguenther@suse.de>
3379 * tree-ssa-alias.h (dump_points_to_solution): Declare.
3380 * tree-inline.c (expand_call_inline): Reset the escaped and
3382 * tree-ssa-structalias.c (pass_build_ealias): New.
3383 * tree-pass.h (pass_build_ealias): Declare.
3384 * passes.c (init_optimization_passes): Add PTA during
3385 early optimizations.
3386 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
3387 and CALLUSED solutions.
3388 (dump_points_to_solution): New function, split out from ...
3389 (dump_points_to_info_for): ... here.
3390 * tree-parloops.c (parallelize_loops): Reset the escaped and
3393 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3396 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
3397 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
3399 2009-05-25 Ira Rosen <irar@il.ibm.com>
3401 PR tree-optimization/40238
3402 * tree-vect-stmts.c (vect_init_vector): Insert initialization
3403 statements after basic block's labels.
3404 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
3405 to free the allocated memory.
3407 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
3409 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
3410 return address with a USE.
3412 2009-05-24 Richard Guenther <rguenther@suse.de>
3415 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
3416 array type from the main variant of the inner type.
3418 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3420 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
3421 definition to bool (from int) to un-break build.
3422 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
3424 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
3426 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
3427 discard_stmt_changes): Delete.
3428 * tree-ssa-operands.c (scb_stack): Delete.
3429 (init_ssa_operands): Do not initialize it.
3430 (fini_ssa_operands): Do not free it.
3431 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
3433 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
3434 update_stmt, remove the others. Fix comments.
3435 * tree-dfa.c (optimize_stack_restore): Likewise.
3436 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
3437 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
3438 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3439 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
3441 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3442 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3443 (dom_opt_finalize_block): Likewise, adjusting access to
3445 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
3446 (stmts_to_rescan): Change item type to gimple.
3447 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
3449 2009-05-24 Ira Rosen <irar@il.ibm.com>
3451 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
3452 * tree-pass.h (pass_slp_vectorize): New pass.
3453 * params.h (SLP_MAX_INSNS_IN_BB): Define.
3454 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
3455 * tree-vectorizer.c (timevar.h): Include.
3456 (user_vect_verbosity_level): Declare.
3457 (vect_location): Fix comment.
3458 (vect_set_verbosity_level): Update user_vect_verbosity_level
3459 instead of vect_verbosity_level.
3460 (vect_set_dump_settings): Add an argument. Ignore user defined
3461 verbosity if dump flags require higher level of verbosity. Print to
3462 stderr only for loop vectorization.
3463 (vectorize_loops): Update call to vect_set_dump_settings.
3464 (execute_vect_slp): New function.
3465 (gate_vect_slp): Likewise.
3466 (struct gimple_opt_pass pass_slp_vectorize): New.
3467 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
3469 (vec_info_for_bb): New function.
3470 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
3471 (VECTORIZATION_ENABLED): New macro.
3472 (SLP_ENABLED, SLP_DISABLED): Likewise.
3473 (vect_is_simple_use): Add bb_vec_info argument.
3474 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
3475 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
3476 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
3477 vect_schedule_slp, vect_analyze_slp): Likewise.
3478 (vect_analyze_stmt): Add slp_tree argument.
3479 (find_bb_location): Declare.
3480 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3481 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
3482 (vect_analyze_loop_operations, vect_analyze_loop,
3483 get_initial_def_for_induction, vect_create_epilog_for_reduction,
3484 vect_finalize_reduction, vectorizable_reduction,
3485 vectorizable_live_operation, vect_transform_loop): Likewise.
3486 * tree-data-ref.c (dr_analyze_innermost): Update comment,
3487 skip evolution analysis if analyzing a basic block.
3488 (dr_analyze_indices): Likewise.
3489 (initialize_data_dependence_relation): Skip the test whether the
3490 object is invariant for basic blocks.
3491 (compute_all_dependences): Skip dependence analysis for data
3492 references in basic blocks.
3493 (find_data_references_in_stmt): Don't fail in case of invariant
3494 access in basic block.
3495 (find_data_references_in_bb): New function.
3496 (find_data_references_in_loop): Move code to
3497 find_data_references_in_bb and add a call to it.
3498 (compute_data_dependences_for_bb): New function.
3499 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
3500 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
3502 (vect_analyze_data_ref_dependence): Check for interleaving in case of
3503 unknown dependence in basic block and fail in case of dependence in
3505 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
3506 dependence instances from either loop or basic block vectorization
3508 (vect_compute_data_ref_alignment): Check if it is loop vectorization
3509 before calling nested_in_vect_loop_p.
3510 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
3511 dependence instances from either loop or basic block vectorization
3513 (vect_verify_datarefs_alignment): Likewise.
3514 (vect_enhance_data_refs_alignment): Adjust function calls.
3515 (vect_analyze_data_refs_alignment): Likewise.
3516 (vect_analyze_group_access): Fix printing. Skip different checks if
3517 DR_STEP is 0. Keep strided stores either in loop or basic block
3518 vectorization data structure. Fix indentation.
3519 (vect_analyze_data_ref_access): Fix comments, allow zero step in
3521 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
3522 dependence instances from either loop or basic block vectorization
3524 (vect_analyze_data_refs): Update comment. Call
3525 compute_data_dependences_for_bb to analyze basic blocks.
3526 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
3527 case of loop vectorization. In case of basic block vectorization use
3528 data-ref itself as a base.
3529 (vect_create_data_ref_ptr): In case of basic block vectorization:
3530 don't advance the pointer, add new statements before the current
3531 statement. Adjust function calls.
3532 (vect_supportable_dr_alignment): Support only aligned accesses in
3533 basic block vectorization.
3534 * common.opt (ftree-slp-vectorize): New flag.
3535 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
3536 (vect_pattern_recog_1): Likewise.
3537 * tree-vect-stmts.c (process_use): Likewise.
3538 (vect_init_vector): Add new statements in the beginning of the basic
3539 block in case of basic block SLP.
3540 (vect_get_vec_def_for_operand): Adjust function calls.
3541 (vect_finish_stmt_generation): Likewise.
3542 (vectorizable_call): Add assert that it is loop vectorization, adjust
3544 (vectorizable_conversion, vectorizable_assignment): Likewise.
3545 (vectorizable_operation): In case of basic block SLP, take
3546 vectorization factor from statement's type and skip the relevance
3547 check. Adjust function calls.
3548 (vectorizable_type_demotion): Add assert that it is loop
3549 vectorization, adjust function calls.
3550 (vectorizable_type_promotion): Likewise.
3551 (vectorizable_store): Check for outer loop only in case of loop
3552 vectorization. Adjust function calls. For basic blocks, skip the
3553 relevance check and don't advance pointers.
3554 (vectorizable_load): Likewise.
3555 (vectorizable_condition): Add assert that it is loop vectorization,
3556 adjust function calls.
3557 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
3558 that it is not reduction, get vector type, call only supported
3559 functions, skip loop specific parts.
3560 (vect_transform_stmt): Check for outer loop only in case of loop
3562 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
3563 (vect_is_simple_use): Fix comment, add new argument, fix conditions
3564 for external definition.
3565 * passes.c (pass_slp_vectorize): New pass.
3566 * tree-vect-slp.c (find_bb_location): New function.
3567 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
3568 check for patterns only in loops.
3569 (vect_build_slp_tree): Add argument, adjust function calls, fail in
3570 case of multiple types in basic block SLP.
3571 (vect_mark_slp_stmts_relevant): New function.
3572 (vect_supported_load_permutation_p): Fix comment.
3573 (vect_analyze_slp_instance): Add argument. In case of basic block
3574 SLP, take vectorization factor from statement's type, check that
3575 unrolling factor is 1. Adjust function call. Save SLP instance in
3576 either loop or basic block vectorization structure. Return FALSE,
3578 (vect_analyze_slp): Add argument. Get strided stores groups from
3579 either loop or basic block vectorization structure. Return FALSE
3580 if basic block SLP failed.
3581 (new_bb_vec_info): New function.
3582 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
3583 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
3584 (vect_schedule_slp): Add argument. Get SLP instances from either
3585 loop or basic block vectorization structure. Set vectorization factor
3586 to be 1 for basic block SLP.
3587 (vect_slp_transform_bb): New function.
3588 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
3590 2009-05-23 Mark Mitchell <mark@codesourcery.com>
3592 * final.c (shorten_branches): Do not align labels for jump tables.
3593 (final_scan_insn): Use JUMP_TABLE_DATA_P.
3595 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
3597 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
3598 Remove outdated reference to flow.c and fix nits.
3599 * doc/gccint.texi: Tweak RTL description.
3600 * doc/rtl.texi: Likewise.
3602 2009-05-23 Denis Chertykov <chertykov@gmail.com>
3604 * config/avr/avr.c: Change my email address.
3605 * config/avr/avr.h: Likewise.
3606 * config/avr/avr.md: Likewise.
3607 * config/avr/avr-protos.h: Likewise.
3608 * config/avr/libgcc.S: Likewise.
3610 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3612 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
3613 (spu_split_load, spu_split_store): Change return type to int.
3614 (spu_split_convert): Declare.
3615 * config/spu/predicates.md (spu_mem_operand): Remove.
3616 (spu_mov_operand): Update.
3617 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
3618 * config/spu/spu.c (regno_aligned_for_load): Remove.
3619 (reg_aligned_for_addr, spu_expand_load): Define.
3620 (spu_expand_extv): Reimplement and handle MEM.
3621 (spu_expand_insv): Handle MEM.
3622 (spu_sched_reorder): Handle insn's with length 0.
3623 (spu_legitimate_address_p): Reimplement.
3624 (store_with_one_insn_p): Return TRUE for any mode with size
3625 larger than 16 bytes.
3626 (address_needs_split): Define.
3627 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
3629 (spu_convert_move): Define.
3630 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
3631 (spu_split_store): Change all MEM's to TImode.
3632 (spu_init_expanders): Preallocate registers that correspond to
3633 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
3635 (spu_split_convert): Define.
3636 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
3637 (_move<mode>, _movdi, _movti): Update predicate and condition.
3638 (load, store): Change to define_split.
3639 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
3641 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
3642 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
3643 define_insn_and_split of lshr<mode>3.
3644 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
3645 (<v>ashr<mode>3_imm): Define.
3646 (extv, extzv, insv): Allow MEM operands.
3647 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
3648 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
3649 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
3650 (_spu_convert2): Change to define_insn_and_split and remove the
3651 corresponding define_peephole2.
3652 (stack_protect_set, stack_protect_test, stack_protect_test_si):
3653 Change predicates to memory_operand.
3655 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3657 * config/arm/thumb2.md: Add 16-bit multiply instructions.
3659 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3661 PR tree-optimization/40219
3662 * tree.c (iterative_hash_expr): Make sure the builtin function is
3663 a normal builtin function and not a front end or back end builtin
3664 before indexing into the built_in_decls array.
3666 2009-05-22 Richard Guenther <rguenther@suse.de>
3669 * alias.c (write_dependence_p): Do not use TBAA for answering
3670 anti-dependence or output-dependence.
3671 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
3672 (emit_pointer_definition): Remove.
3673 (emit_alias_warning): Likewise.
3674 (find_what_var_points_to): Remove TBAA pruning code.
3675 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
3677 (compute_points_to_sets): Remove code computing the set of
3678 dereferenced pointers.
3679 * tree-data-ref.c (dr_may_alias_p): Properly use the split
3680 oracle for querying anti and output dependencies.
3681 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
3682 if TBAA may be applied.
3683 (refs_anti_dependent_p): New function.
3684 (refs_output_dependent_p): Likewise.
3685 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
3686 (refs_output_dependent_p): Likewise.
3687 * doc/tree-ssa.texi (Memory model): New section.
3688 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3689 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3690 * cfgexpand.c (expand_gimple_basic_block): Do not handle
3691 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
3692 * expr.c (expand_expr_real_1): Likewise.
3693 * gimple-low.c (lower_stmt): Likewise.
3694 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
3695 (dump_gimple_cdt): Remove.
3696 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3697 (gimple_size): Likewise.
3698 (walk_gimple_op): Likewise.
3699 (is_gimple_stmt): Likewise.
3700 (walk_stmt_load_store_addr_ops): Likewise.
3701 (gimple_build_cdt): Remove.
3702 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3703 * gimple.h (gimple_cdt_new_type): Remove.
3704 (gimple_cdt_new_type_ptr): Likewise.
3705 (gimple_cdt_set_new_type): Likewise.
3706 (gimple_cdt_location): Likewise.
3707 (gimple_cdt_location_ptr): Likewise.
3708 (gimple_cdt_set_location): Likewise.
3709 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3710 * tree-cfg.c (remove_useless_stmts_1): Do not handle
3711 GIMPLE_CHANGE_DYNAMIC_TYPE.
3712 (verify_types_in_gimple_stmt): Likewise.
3713 * tree-inline.c (estimate_num_insns): Likewise.
3714 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
3715 (copy_decl_to_var): Likewise.
3716 (copy_result_decl_to_var): Likewise.
3717 * tree-pretty-print.c (dump_generic_node): Do not handle
3718 CHANGE_DYNAMIC_TYPE_EXPR.
3719 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3720 * tree-ssa-operands.c (get_expr_operands): Likewise.
3721 * tree-ssa-structalias.c (struct variable_info): Remove
3722 no_tbaa_pruning member.
3723 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
3724 (unify_nodes): Do not copy it.
3725 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3726 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
3727 (set_uids_in_ptset): Do not check it.
3728 (find_what_var_points_to): Likewise.
3729 (compute_tbaa_pruning): Remove.
3730 (compute_points_to_sets): Do not call it.
3731 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3732 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3733 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
3734 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
3735 (DECL_NO_TBAA_P): Likewise.
3736 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
3737 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
3738 (expand_omp_atomic_pipeline): Do not set it.
3739 * print-tree.c (print_node): Do not dump it.
3740 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3743 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
3746 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
3749 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3751 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
3754 2009-05-22 Ben Elliston <bje@au.ibm.com>
3756 * Makefile.in (bversion.h, s-bversion): New targets.
3757 (TOPLEV_H): Add bversion.h.
3758 * toplev.h: Include "bversion.h".
3759 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
3760 the __format__ attribute only if compiling with the same version
3761 of GCC as the sources (the "build version").
3763 2009-05-22 Ben Elliston <bje@au.ibm.com>
3765 * c-format.c (handle_format_attribute): Fix comment typo.
3767 2009-05-21 Steve Ellcey <sje@cup.hp.com>
3770 * config/ia64/ia64.opt (mfused-madd): New.
3771 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
3772 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
3773 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
3774 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
3775 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
3776 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
3777 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
3778 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
3779 instruction if !TARGET_FUSED_MADD.
3780 (fpma, fpms): Remove colon from name.
3782 2009-05-22 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
3785 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
3786 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
3788 (create_expression_by_pieces): Only convert if necessary.
3789 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
3790 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
3792 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
3794 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
3795 regular pattern from a template and rename it ...
3796 (*extzv_truncsi_exts): ... to this.
3798 2009-05-21 Richard Guenther <rguenther@suse.de>
3800 * cgraph.h (struct cgraph_node): Remove inline_decl member.
3801 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
3802 (cgraph_default_inline_p): Likewise.
3803 (cgraph_decide_inlining_incrementally): Likewise.
3805 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
3806 Uros Bizjak <ubizjak@gmail.com>
3808 * config/i386/cpuid.h (bit_MOVBE): New.
3810 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
3812 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
3813 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
3814 (ix86_handle_option): Handle OPT_mmovbe.
3815 (ix86_target_string): Add -mmovbe.
3816 (pta_flags): Add PTA_MOVBE.
3817 (processor_alias_table): Add PTA_MOVBE to "atom".
3818 (override_options): Handle PTA_MOVBE.
3820 * config/i386/i386.h (TARGET_MOVBE): New.
3822 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
3823 (*bswapsi_movbe): New.
3824 (*bswapdi_movbe): Likewise.
3825 (bswapdi2): Renamed to ...
3827 (bswapdi2): New expander.
3829 * config/i386/i386.opt (mmovbe): New.
3831 * doc/invoke.texi: Document -mmovbe.
3833 2009-05-21 Taras Glek <tglek@mozilla.com>
3835 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
3836 * gcc-plugin.h (plugin_init): Updated signature.
3837 * gcc-plugin.h (plugin_name_args): Moved to this header.
3838 * doc/plugins.texi (plugin_init): Updated documention to reflect
3840 * doc/plugins.texi (plugin_name_args): Added to documention.
3842 2009-05-21 Mark Mitchell <mark@codesourcery.com>
3844 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
3845 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
3847 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
3849 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
3850 JUMP_TABLE_DATA_P predicates where applicable.
3851 * config/i386/predicates.md: Ditto.
3852 * config/i386/sse.md: Ditto.
3854 2009-05-21 Jakub Jelinek <jakub@redhat.com>
3856 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
3857 operand2 -128 override length_immediate attribute to 1.
3858 * config/i386/predicates.md (constm128_operand): New predicate.
3860 * config/i386/i386.c (memory_address_length): Handle %r12
3861 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
3863 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
3864 mode look through optional ZERO_EXTEND and SUBREG.
3865 * config/i386/i386.md (R12_REG): New define_constant.
3866 (prefix_data16): For sse unit set also for MODE_TI insns.
3867 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
3868 insns set if operand 1 is ext_QIreg_operand.
3869 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
3870 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
3872 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
3873 mode from MODE_DI to MODE_SI.
3874 (movdi_1_rex64): Override modrm and length_immediate attributes
3875 only for movabs (TYPE_IMOV, alternative 2).
3876 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
3877 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
3878 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
3879 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
3880 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
3881 prefix_rex attribute if DImode.
3882 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
3883 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3884 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
3885 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
3886 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
3887 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
3888 Likewise. For TYPE_IMOV clear length_immediate attribute.
3889 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
3890 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
3891 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
3892 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3893 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
3894 or one operand TYPE_ISHIFT.
3895 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
3896 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
3897 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
3898 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
3899 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
3900 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
3901 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
3902 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
3903 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
3904 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
3905 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
3906 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
3907 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
3908 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
3909 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
3910 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
3911 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
3912 set mode attribute, don't override length attribute.
3913 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
3915 (return_internal_long): Set length attribute to 2 instead of 1.
3916 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
3917 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
3918 prefix_rex attribute.
3919 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
3921 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
3923 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3925 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
3927 2009-05-20 Ian Lance Taylor <iant@google.com>
3929 * tree.c (build_tree_list_vec_stat): New function.
3930 (ctor_to_vec): New function.
3931 (build_nt_call_vec): New function.
3932 (build_call_array): Change args to be a const pointer.
3933 (build_call_vec): New function.
3934 * tree.h (build_nt_call_vec): Declare.
3935 (build_tree_list_vec_stat): Declare.
3936 (build_tree_list_vec): Define.
3937 (build_call_array): Update declaration.
3938 (build_call_vec): Declare.
3939 (ctor_to_vec): Declare.
3940 * c-common.c (tree_vector_cache): New static variable.
3941 (make_tree_vector): New function.
3942 (release_tree_vector): New function.
3943 (make_tree_vector_single): New function.
3944 (make_tree_vector_copy): New function.
3945 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
3946 (make_tree_vector_single, make_tree_vector_copy): Declare.
3947 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
3948 (c_parser_expr_list): Don't manage cache here, instead call
3950 (c_parser_release_expr_list): Remove static function.
3951 (c_parser_vec_to_tree_list): Remove static function.
3952 (c_parser_attributes): Call build_tree_list_vec instead of
3953 c_parser_vec_to_tree_list. Call release_tree_vector instead of
3954 c_parser_release_expr_list.
3955 (c_parser_postfix_expression_after_primary): Likewise.
3956 (c_parser_objc_keywordexpr): Likewise.
3958 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
3960 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
3961 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
3962 TARGET_CONVERT_TO_TYPE.
3963 * hooks.c (hook_tree_const_tree_null): Define.
3964 * hooks.h (hook_tree_const_tree_null): Declare.
3965 * target.h (struct gcc_target): Add invalid_parameter_type,
3966 invalid_return_type, promoted_type, and convert_to_type fields.
3967 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
3968 (TARGET_INVALID_RETURN_TYPE): Define.
3969 (TARGET_PROMOTED_TYPE): Define.
3970 (TARGET_CONVERT_TO_TYPE): Define.
3971 (TARGET_INITIALIZER): Update for new fields.
3972 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
3973 (grokparms): Check targetm.invalid_parameter_type.
3974 * c-typeck.c (default_conversion): Check targetm.promoted_type.
3975 * c-convert.c (convert): Check targetm.convert_to_type.
3977 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
3979 * config/mips/mips.md (*extenddi_truncate<mode>,
3980 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
3982 (*extendhi_truncateqi): New define_insn_and_sptit.
3984 2009-05-20 Jakub Jelinek <jakub@redhat.com>
3987 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
3988 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
3990 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
3992 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
3993 the operand of VIEW_CONVERT_EXPR.
3995 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
3997 * config/i386/driver-i386.c (host_detect_local_cpu): Check
3998 extended family and model for Intel processors. Support Intel Atom.
4000 2009-05-20 Olivier Hainque <hainque@adacore.com>
4002 * gstab.h (stab_code_type): Define, to be used instead of the
4003 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4005 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4006 occurrences by stab_code_type.
4007 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4009 2009-05-20 Martin Jambor <mjambor@suse.cz>
4011 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4012 (sra_insert_before): Likewise.
4013 (sra_insert_after): Likewise.
4014 (sra_init_cache): Likewise.
4015 (sra_type_can_be_decomposed_p): Likewise.
4016 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4017 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4018 (sra_insert_before): Likewise.
4019 (sra_insert_after): Likewise.
4020 (sra_init_cache): Likewise.
4021 (insert_edge_copies_seq): Made static and moved upwards.
4023 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4026 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4028 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4029 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4032 2009-05-20 Richard Guenther <rguenther@suse.de>
4034 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4035 with mismatched comparison modes.
4037 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4039 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4040 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4041 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4042 with shifts for Thumb2.
4043 (orsi_notsi): New for orn.
4044 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4045 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4046 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4047 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4048 Don't invert remainder for IOR.
4050 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4052 PR tree-optimization/40087
4053 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4054 number_of_iterations_ne): Rename never_infinite argument.
4055 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4056 number_of_iterations_le): Handle pointer-type ivs when
4057 exit_must_be_taken is false.
4058 (number_of_iterations_cond): Do not always assume that
4059 exit_must_be_taken if the control variable is a pointer.
4061 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4063 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4064 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4066 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4068 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4069 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4071 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4074 * c.opt (Wlogical-op): Disabled by default.
4075 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4077 * doc/invoke.texi (Wlogical-op): Likewise.
4079 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4081 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4083 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4084 Propagate the type of the first operand.
4085 <ASSERT_EXPR>: Simplify.
4086 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4087 Rewrite using the RHS code as discriminant.
4088 <NOP_EXPR>: Turn into CASE_CONVERT.
4089 <PLUS_EXPR>: Propagate the type of the first operand.
4091 2009-05-19 Steve Ellcey <sje@cup.hp.com>
4093 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
4094 (ia64_dconst_0_375): New.
4095 * config/ia64/ia64.c (ia64_override_options): Remove
4096 -minline-sqrt-min-latency warning.
4097 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
4098 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
4099 * config/ia64/ia64.md (*sqrt_approx): Remove.
4100 (sqrtsf2): Remove #if 0.
4101 (sqrtsf2_internal_thr): Rewrite and move to div.md.
4102 (sqrtdf): Remove assert.
4103 (sqrtdf2_internal_thr): Rewrite and move to div.md.
4104 (sqrtxf2): Remove #if 0.
4105 (sqrtxf2_internal_thr): Rewrite and move to div.md.
4106 * div.md (sqrt_approx_rf): New.
4107 (sqrtsf2_internal_thr): New implementation.
4108 (sqrtsf2_internal_lat): New.
4109 (sqrtdf2_internal_thr: New implementation.
4110 (sqrtxf2_internal): New implementation.
4112 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
4113 Hans-Peter Nilsson <hp@axis.com>
4115 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
4116 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
4117 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
4118 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
4119 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
4120 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
4121 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
4122 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
4123 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
4124 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
4125 * c-common.c: ...from here.
4127 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4129 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
4131 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4133 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
4135 2009-05-19 Ben Elliston <bje@au.ibm.com>
4137 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
4138 assignments with memcpy calls.
4139 (add_fdes): Likewise.
4140 (binary_search_unencoded_fdes): Likewise.
4141 (linear_search_fdes): Eliminate type puns.
4143 2009-05-19 Richard Guenther <rguenther@suse.de>
4145 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
4146 not falsely claim to have propagated into all uses.
4148 2009-05-19 Ben Elliston <bje@au.ibm.com>
4150 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
4153 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4155 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
4156 * config/sh/sh.c (sh_legitimate_address_p): Make static.
4157 (TARGET_LEGITIMATE_ADDRESS_P): New.
4158 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4159 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4161 2009-05-18 Dodji Seketeli <dodji@redhat.com>
4164 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
4165 child of the containing namespace's DIE.
4167 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
4169 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
4170 *zero_extendhi_truncqi): Move after the zero_extend patterns.
4171 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
4174 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
4177 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
4178 gen_align with gen_pad.
4179 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
4180 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
4182 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
4183 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
4185 * config/i386/i386.md (align): Renamed to ...
4186 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
4187 ASM_OUTPUT_MAX_SKIP_PAD.
4189 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
4191 * config.gcc: Fix variable syntax.
4194 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
4195 before calling exact_log2.
4196 (output_iorsi3): Likewise.
4197 (output_xorsi3): Likewise.
4199 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4201 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
4202 for the none zero constant operand except for EQ and NE
4203 comprisons even when the first operand is R0.
4205 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
4207 * config/s390/2064.md: Remove trailing whitespaces.
4208 * config/s390/2084.md: Likewise.
4209 * config/s390/constraints.md: Likewise.
4210 * config/s390/fixdfdi.h: Likewise.
4211 * config/s390/libgcc-glibc.ver: Likewise.
4212 * config/s390/s390-modes.def: Likewise.
4213 * config/s390/s390-protos.h: Likewise.
4214 * config/s390/s390.c: Likewise.
4215 * config/s390/s390.h: Likewise.
4216 * config/s390/s390.md: Likewise.
4217 * config/s390/tpf-unwind.h: Likewise.
4219 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4221 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
4223 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4226 * configure.ac (m68k-*-*): Check if binutils support TLS.
4227 * configure: Regenerate.
4228 * config/m68k/predicates.md (symbolic_operand): Extend comment.
4229 * config/m68k/constraints.md (Cu): New constraint.
4230 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
4231 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
4232 (movsi): Handle TLS symbols.
4233 (addsi3_5200): Handle XTLS symbols, indent.
4234 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
4235 (m68k_tls_reference_p): Declare.
4236 (m68k_legitimize_address): Declare.
4237 (m68k_unwrap_symbol): Declare.
4238 * config/m68k/m68k.opt (mxtls): New option.
4239 * config/m68k/m68k.c (ggc.h): Include.
4240 (m68k_output_dwarf_dtprel): Implement hook.
4241 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4242 (m68k_expand_prologue): Load GOT pointer when function needs it.
4243 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
4244 (m68k_legitimate_constant_address_p): Same.
4245 (m68k_decompose_address): Handle TLS references.
4246 (m68k_get_gp): New static function.
4247 (enum m68k_reloc): New contants.
4248 (TLS_RELOC_P): New macro.
4249 (m68k_wrap_symbol): New static function.
4250 (m68k_unwrap_symbol): New function.
4251 (m68k_final_prescan_insn_1): New static function.
4252 (m68k_final_prescan_insn): New function.
4253 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
4255 (legitimize_pic_address): Handle TLS references..
4256 (m68k_tls_get_addr, m68k_get_tls_get_addr)
4257 (m68k_libcall_value_in_a0_p)
4258 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
4259 (m68k_call_m68k_read_tp): Helper variables and functions for ...
4260 (m68k_legitimize_tls_address): Handle TLS references.
4261 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
4263 (m68k_legitimize_address): Handle TLS symbols.
4264 (m68k_get_reloc_decoration): New static function.
4265 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
4267 (m68k_output_dwarf_dtprel): Implement hook.
4268 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
4269 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
4270 m68k_call_* routines.
4271 (sched_attr_op_type): Handle TLS symbols.
4272 (gt-m68k.h): Include.
4273 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
4274 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
4276 2009-05-18 Martin Jambor <mjambor@suse.cz>
4278 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
4279 (visit_store_addr_for_mod_analysis): New function.
4280 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
4281 (determine_cst_member_ptr): Use gimple_assign_single_p.
4282 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
4283 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
4284 operands. Don't check number of operands of a NOP_EXPR.
4286 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
4288 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
4290 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4293 * c-common.c (warn_logical_operator): Don't warn if one of
4294 expression isn't always true or false.
4296 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
4298 * config/i386/biarch32.h: New file.
4299 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
4301 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
4303 * config/mips/mips.md (*zero_extend<mode>_trunchi,
4304 *zero_extend<mode>_truncqi): Merge these into ...
4305 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
4306 Name the pattern following this as *zero_extendhi_truncqi.
4308 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
4311 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
4312 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
4313 (output_info): Make field HOST_WIDEST_INT.
4314 (print_statistics): Use HOST_WIDEST_INT_PRINT.
4315 (dump_bitmat_statistics): Same.
4317 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
4319 * config.gcc (use_gcc_stdint): Set to wrap.
4320 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4321 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4322 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4323 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4324 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4325 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4326 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4327 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4329 2009-05-16 Joseph Myers <joseph@codesourcery.com>
4331 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
4333 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
4334 Move definitions earlier.
4335 (OPT_ARCH64, OPT_ARCH32): Define.
4336 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
4339 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4342 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
4345 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4347 * arm.md (movdi2): Copy non-reg values to DImode registers.
4349 2009-05-16 Jakub Jelinek <jakub@redhat.com>
4352 * final.c (label_to_max_skip): New function.
4353 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
4354 CODE_LABEL_NUMBER <= max_labelno.
4355 * output.h (label_to_max_skip): New prototype.
4356 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
4357 (ix86_avoid_jump_mispredicts): ... this. Don't define if
4358 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
4359 Handle CODE_LABELs with >= 16 byte alignment or with
4360 max_skip == (1 << align) - 1.
4361 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
4362 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
4365 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
4366 .p2align 3 if MAX_SKIP is smaller than 7.
4367 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4369 2009-05-15 Ian Lance Taylor <iant@google.com>
4371 * alias.c (struct alias_set_entry_d): Rename from struct
4372 alias_set_entry. Change all uses.
4373 * except.c (struct call_site_record_d): Rename from struct
4374 call_site_record. Change all uses.
4375 * except.h (struct eh_region_d): Rename from struct eh_region.
4377 * gcse.c (struct hash_table_d): Rename from struct hash_table.
4379 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
4380 ivtype_map_elt. Change all uses.
4381 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
4383 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
4384 * graphite.h (struct name_tree_d): Rename from struct name_tree.
4386 (struct sese_d): Rename from struct sese. Change all uses.
4387 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
4388 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
4389 * optabs.h (struct optab_d): Rename from struct optab. Change all
4391 (struct convert_optab_d): Rename from struct convert_optab.
4393 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
4394 ipa_opt_pass. Change all uses.
4395 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
4398 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
4399 defined as a typedef.
4400 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
4403 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4406 * fold-const.c (make_range,build_range_check,merge_ranges): Move
4408 (merge_ranges): Returns bool.
4409 * tree.h (make_range): .. to here.
4410 (build_range_check): Likewise.
4411 (merge_ranges): Likewise. Renamed from merge_ranges.
4412 * c-typeck.c (parser_build_binary_op): Update calls to
4413 warn_logical_operator.
4414 * c-common.c (warn_logical_operator): Add new warning.
4415 * c-common.h (warn_logical_operator): Update declaration.
4417 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4419 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
4421 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4423 * doc/install.texi: Document MPC requirements, flags etc.
4425 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
4426 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
4427 Evaluate constant arguments.
4428 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
4429 (fold_builtin_1): Likewise, also evaluate constant arguments.
4430 Remove superfluous break.
4431 (do_mpc_ckconv): New.
4432 * real.h: Include mpc.h.
4433 * toplev.c (print_version): Output MPC version info if available.
4435 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4437 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
4439 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
4441 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
4444 2009-05-15 Jan Hubicka <jh@suse.cz>
4446 * doc/invoke.texi (max-early-inliner-iterations): New flag.
4447 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
4448 (try_inline): Fix return value.
4449 (cgraph_decide_inlining_incrementally): Honor new value.
4450 (cgraph_early_inlining): Handle indirect inlining.
4451 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
4453 2009-05-15 Jan Hubicka <jh@suse.cz>
4455 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
4456 * cgraphunit.c (cgraph_finalize_function): Set it.
4457 (cgraph_expand_function): Use it.
4459 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4461 * real.c (encode_ieee_half): Define.
4462 (decode_ieee_half): Define.
4463 (ieee_half_format): Define.
4464 (arm_half_format): Define.
4465 * real.h (ieee_half_format): Declare.
4466 (arm_half_format): Declare.
4468 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4470 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4471 swapped, and reversed optabs exist before trying to use them.
4473 2009-05-15 Paul Brook <paul@codesourcery.com>
4474 Sandra Loosemore <sandra@codesourcery.com>
4476 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
4477 loads. Allow PRE_DEC.
4478 (output_move_neon): Handle PRE_DEC.
4479 (arm_print_operand): Add 'A' for neon structure loads.
4480 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
4481 * config/arm/neon.md (neon_mov): Update comment.
4482 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
4484 (Um): New constraint.
4486 2009-05-15 Jan Hubicka <jh@suse.cz>
4488 Revert the following patch until testsuite fallout is fixed:
4489 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4490 * cgraph.h (struct inline_summary): New filed self_wize,
4491 size_inlining_benefit, self_time and time_inlining_benefit.
4492 (struct cgraph_global_info): Replace insns by time ans size fields.
4493 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4494 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4495 (ipcp_update_callgraph): Do not touch function bodies.
4496 * ipa-inline.c: Include except.h
4497 (MAX_TIME): New constant.
4498 (overall_insns): Remove
4499 (overall_size, max_benefit): New static variables.
4500 (cgraph_estimate_time_after_inlining): New function.
4501 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4502 (cgraph_clone_inlined_nodes): Update size.
4503 (cgraph_mark_inline_edge): Update size.
4504 (cgraph_estimate_growth): Use size info.
4505 (cgraph_check_inline_limits): Check size.
4506 (cgraph_default_inline_p): Likewise.
4507 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4508 (cgraph_decide_recursive_inlining): Check size.
4509 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4511 (cgraph_decide_inlining): Likewise.
4512 (cgraph_decide_inlining_incrementally): Likewise; honor
4513 PARAM_EARLY_INLINING_INSNS.
4514 (likely_eliminated_by_inlining_p): New predicate.
4515 (estimate_function_body_sizes): New function.
4516 (compute_inline_parameters): Use it.
4517 * except.c (must_not_throw_labels): New function.
4518 * except.h (must_not_throw_labels): Declare.
4519 * tree-inline.c (init_inline_once): Kill inlining_weigths
4520 * tree-ssa-structalias.c: Avoid uninitialized warning.
4521 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4522 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4523 (PARAM_INLINE_CALL_COST): Remove.
4524 (PARAM_EARLY_INLINING_INSNS): New.
4526 2009-05-15 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
4529 not TODO_update_ssa.
4531 2009-05-15 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/39999
4534 * gimple.h (gimple_expr_type): Use the expression type looking
4535 through useless conversions.
4536 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
4537 (vn_nary_op_insert_stmt): Likewise.
4538 (simplify_binary_expression): Likewise.
4540 2009-05-15 Richard Guenther <rguenther@suse.de>
4542 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4543 New options, enabled by default.
4544 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4546 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
4547 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
4548 * tree-ssa-structalias.c (gate_tree_pta): New function.
4549 (pass_build_alias): Use it.
4551 2009-05-15 Joseph Myers <joseph@codesourcery.com>
4553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
4554 recurse on an invariant address if a conversion from a pointer
4555 type to a wider integer type is involved.
4557 2009-05-15 Jan Hubicka <jh@suse.cz>
4559 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4560 * cgraph.h (struct inline_summary): New filed self_wize,
4561 size_inlining_benefit, self_time and time_inlining_benefit.
4562 (struct cgraph_global_info): Replace insns by time ans size fields.
4563 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4564 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4565 (ipcp_update_callgraph): Do not touch function bodies.
4566 * ipa-inline.c: Include except.h
4567 (MAX_TIME): New constant.
4568 (overall_insns): Remove
4569 (overall_size, max_benefit): New static variables.
4570 (cgraph_estimate_time_after_inlining): New function.
4571 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4572 (cgraph_clone_inlined_nodes): Update size.
4573 (cgraph_mark_inline_edge): Update size.
4574 (cgraph_estimate_growth): Use size info.
4575 (cgraph_check_inline_limits): Check size.
4576 (cgraph_default_inline_p): Likewise.
4577 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4578 (cgraph_decide_recursive_inlining): Check size.
4579 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4581 (cgraph_decide_inlining): Likewise.
4582 (cgraph_decide_inlining_incrementally): Likewise; honor
4583 PARAM_EARLY_INLINING_INSNS.
4584 (likely_eliminated_by_inlining_p): New predicate.
4585 (estimate_function_body_sizes): New function.
4586 (compute_inline_parameters): Use it.
4587 * except.c (must_not_throw_labels): New function.
4588 * except.h (must_not_throw_labels): Declare.
4589 * tree-inline.c (init_inline_once): Kill inlining_weigths
4590 * tree-ssa-structalias.c: Avoid uninitialized warning.
4591 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4592 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4593 (PARAM_INLINE_CALL_COST): Remove.
4594 (PARAM_EARLY_INLINING_INSNS): New.
4595 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
4596 (inline-call-cost): Remove.
4597 (early-inlining-insns): New.
4599 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
4601 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
4603 (print_int_cst_bounds_in_octal_p): Likewise.
4604 (dbxout_type): Adjust calls to above functions. Be prepared to deal
4606 * dwarf2out.c (base_type_die): Likewise.
4607 (is_subrange_type): Delete.
4608 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
4609 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
4610 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
4611 if the destination type is boolean.
4612 (build_range_check): Do not special-case subtypes.
4613 (fold_sign_changed_comparison): Likewise.
4614 (fold_unary): Likewise.
4615 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
4616 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
4617 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
4618 * tree.c (subrange_type_for_debug_p): New predicate based on the
4619 former is_subrange_type.
4620 * tree.h (subrange_type_for_debug_p): Declare.
4621 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
4622 (convert_affine_scev): Remove call to above function.
4623 (chrec_convert_aggressive): Likewise.
4624 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
4625 false for conversions involving subtypes.
4626 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
4627 (vrp_val_min): Likewise.
4628 (needs_overflow_infinity): Likewise.
4629 (extract_range_from_unary_expr): Likewise.
4631 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
4633 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4634 * config/frv/frv.c: Likewise.
4635 * config/s390/s390.c: Likewise.
4636 * config/sparc/sparc.h: Likewise.
4637 * config/i386/i386.h: Likewise.
4638 * config/i386/i386.c: Likewise.
4639 * config/crx/crx.c: Likewise.
4640 * config/m68hc11/m68hc11.h: Likewise.
4641 * config/iq2000/iq2000.c: Likewise.
4642 * config/mn10300/mn10300.h: Likewise.
4643 * config/mn10300/mn10300.c: Likewise.
4644 * config/m68k/m68k.c: Likewise.
4645 * config/rs6000/rs6000.c: Likewise.
4646 * config/rs6000/xcoff.h: Likewise.
4647 * config/rs6000/linux64.h: Likewise.
4648 * config/rs6000/sysv4.h: Likewise.
4649 * config/score/score3.c: Likewise.
4650 * config/score/score7.c: Likewise.
4651 * config/score/score.c: Likewise.
4652 * config/arm/arm.md: Likewise.
4653 * config/mips/mips.c: Likewise.
4654 * config/mips/mips.md: Likewise.
4655 * config/bfin/bfin.h: Likewise.
4656 * config/pa/pa.c: Likewise.
4657 * config/pa/constraints.md: Likewise.
4659 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
4660 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
4661 * config/pdp11/pdp11.h: Use memory_address_p instead.
4663 2009-05-14 Ian Lance Taylor <iant@google.com>
4665 * passes.c (finish_optimization_passes): Change i to int.
4666 * plugin.c (plugins_active_p): Change event to int.
4667 (dump_active_plugins): Likewise.
4668 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
4670 * tree.c (tree_range_check_failed): Change c to unsigned int.
4671 (omp_clause_range_check_failed): Likewise.
4672 (build_common_builtin_nodes): Change mode to int. Add cast.
4673 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
4674 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
4676 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
4677 ++ or -- with a variable of enum type.
4679 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4682 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
4684 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4686 * store-motion.c: Do not include params.h
4687 * Makefile.in: Fix dependencies for various files.
4689 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4691 * auto-inc-dec.c: Fix pass description, remove apparent
4692 accidental duplication.
4694 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
4697 * ipa-utils.h (memory_identifier_string): Moved to ...
4698 * tree.h (memory_identifier_string): Here. Add GTY(()).
4700 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4702 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
4703 in the former documentation of...
4704 (GO_IF_LEGITIMATE_ADDRESS): ... this.
4705 * ira-conflicts.c (get_dup_num): Use address_operand.
4706 * targhooks.c (default_legitimate_address_p): New.
4707 * targhooks.h (default_legitimate_address_p): New.
4708 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
4710 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
4711 * target.h (struct target): Add legitimate_address_p.
4712 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
4713 (TARGET_INITIALIZER): Include it.
4715 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4716 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
4717 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
4718 (TARGET_LEGITIMATE_ADDRESS_P): New.
4720 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4721 (REG_OK_STRICT_P): Delete.
4722 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
4723 (frv_legitimate_address_p_1): ... this.
4724 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
4725 (frv_legitimate_address_p_1): ... the renamed old
4726 frv_legitimate_address_p.
4727 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
4728 (TARGET_LEGITIMATE_ADDRESS_P): New.
4730 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4731 * config/s390/s390-protos.h (legitimate_address_p): Remove.
4732 * config/s390/s390.c (legitimate_address_p): Rename to...
4733 (s390_legitimate_address_p): ... this, make static.
4734 (legitimize_address): Adjust call.
4735 (TARGET_LEGITIMATE_ADDRESS_P): New.
4736 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
4738 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4739 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
4740 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
4741 (TARGET_LEGITIMATE_ADDRESS_P): New.
4743 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4744 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
4745 * config/spu/spu.c (spu_legitimate_address): Rename to...
4746 (spu_legitimate_address_p): ... this, make static.
4747 (TARGET_LEGITIMATE_ADDRESS_P): New.
4749 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4750 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
4751 * config/sparc/sparc.c (legitimate_address_p): Rename to...
4752 (sparc_legitimate_address_p): ... this, make static and return bool.
4753 (legitimize_address): Adjust call.
4754 (TARGET_LEGITIMATE_ADDRESS_P): New.
4756 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4757 * config/i386/i386-protos.h (legitimate_address_p): Remove.
4758 * config/i386/i386.c (legitimate_address_p): Rename to...
4759 (ix86_legitimate_address_p): ... this, make static.
4760 (constant_address_p): Move after it, adjust call.
4761 (TARGET_LEGITIMATE_ADDRESS_P): New.
4763 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4764 * config/avr/avr-protos.h (legitimate_address_p): Remove.
4765 * config/avr/avr.c (legitimate_address_p): Rename to...
4766 (avr_legitimate_address_p): ... this, make static.
4767 (legitimize_address): Adjust call.
4768 (TARGET_LEGITIMATE_ADDRESS_P): New.
4770 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4771 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
4772 * config/crx/crx.c (crx_legitimate_address_p): Make static.
4773 (TARGET_LEGITIMATE_ADDRESS_P): New.
4775 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4776 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
4777 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
4778 (TARGET_LEGITIMATE_ADDRESS_P): New.
4780 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4781 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
4783 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
4785 (TARGET_LEGITIMATE_ADDRESS_P): New.
4787 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4788 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
4790 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
4792 (m68hc11_legitimate_address_p): ... this, make static.
4793 (go_if_legitimate_address_internal): Rename to...
4794 (m68hc11_legitimate_address_p_1): ... this.
4795 (legitimize_address): Adjust call.
4796 (TARGET_LEGITIMATE_ADDRESS_P): New.
4798 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4799 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
4800 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
4801 (TARGET_LEGITIMATE_ADDRESS_P): New.
4803 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4804 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
4805 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
4806 (mn10300_legitimate_address_p): ... this, make static.
4807 (TARGET_LEGITIMATE_ADDRESS_P): New.
4809 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4810 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
4811 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
4812 (TARGET_LEGITIMATE_ADDRESS_P): New.
4814 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4815 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
4816 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
4817 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4818 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
4819 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
4820 (rs6000_legitimate_address_p): ... this, make static.
4821 (TARGET_LEGITIMATE_ADDRESS_P): New.
4822 (REG_MODE_OK_FOR_BASE_P): Delete.
4823 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
4825 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4826 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
4828 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
4829 static, adjust types.
4830 (TARGET_LEGITIMATE_ADDRESS_P): New.
4832 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4833 * config/score/score.c (score_address_p): Rename to...
4834 (score_legitimate_address_p): ... this.
4835 (TARGET_LEGITIMATE_ADDRESS_P): New.
4836 * config/score/score3.c (score3_address_p): Rename to...
4837 (score3_legitimate_address_p): ... this.
4838 * config/score/score7.c (score7_address_p): Rename to...
4839 (score7_legitimate_address_p): ... this.
4841 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
4842 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
4843 GO_IF_LEGITIMATE_ADDRESS): Delete.
4844 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
4845 thumb2_legitimate_address_p): Delete.
4846 (arm_legitimate_address_p): Rename to...
4847 (arm_legitimate_address_outer_p): ... this.
4848 * config/arm/constraints.md ("Uq"): Adjust call.
4849 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
4850 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
4852 (arm_legitimate_address_outer_p): ... this.
4853 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
4855 (TARGET_LEGITIMATE_ADDRESS_P): New.
4857 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4858 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
4859 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
4860 (TARGET_LEGITIMATE_ADDRESS_P): New.
4862 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4863 * config/vax/vax-protos.h (legitimate_address_p): Remove.
4864 * config/vax/vax.c (legitimate_address_p): Rename to...
4865 (vax_legitimate_address_p): ... this, make static.
4866 (TARGET_LEGITIMATE_ADDRESS_P): New.
4868 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4869 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
4870 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
4871 (TARGET_LEGITIMATE_ADDRESS_P): New.
4873 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4874 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
4875 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
4876 (mmix_legitimate_address_p): ... this, make static.
4877 (TARGET_LEGITIMATE_ADDRESS_P): New.
4879 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4880 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
4881 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
4882 (TARGET_LEGITIMATE_ADDRESS_P): New.
4884 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4886 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
4887 of MODE_COMPLEX_INT.
4889 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4891 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
4892 LCT_NORMAL in function call.
4893 * mips-tdump.c (print_file_desc): Add cast to enum type.
4894 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
4895 (mark_stabs): Add casts to enum types.
4896 (parse_stabs_common): Add casts to enum types.
4898 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4900 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
4901 Check for invalid values of LETTER.
4903 2009-05-13 Taras Glek <tglek@mozilla.com>
4905 * attribs.c (register_attribute): moved out attribute registration
4906 into register_attribute.
4907 * doc/plugins.texi: Documented register_attribute and
4909 * gcc-plugin.h: Added forward decl for register_attribute.
4910 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
4911 * plugin.c (register_callback, invoke_plugin_callbacks): Added
4912 PLUGIN_ATTRIBUTES boilerplate.
4914 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
4916 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
4917 values even in sentinel and empty entries.
4918 (ms_printf_flag_specs): Likewise.
4919 (ms_scanf_flag_specs): Likewise.
4920 (ms_strftime_flag_specs): Likewise.
4921 (ms_print_char_table): Likewise.
4922 (ms_scan_char_table): Likewise.
4923 (ms_time_char_table): Likewise.
4925 2009-05-13 Doug Kwan <dougkwan@google.com>
4927 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
4929 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4931 * config/mips/mips.md (store): Add attributes for QI and HI.
4933 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
4934 (truncdi<mode>2): ... this new pattern.
4936 2009-05-13 Brad Hards <bradh@kde.org>
4938 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
4940 2009-05-14 Jakub Jelinek <jakub@redhat.com>
4941 Ben Elliston <bje@au.ibm.com>
4944 * dse.c (check_mem_read_rtx): Guard against width == -1.
4946 2009-05-13 Michael Matz <matz@suse.de>
4949 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
4950 (trivially_conflicts_p): New function.
4951 (insert_backedge_copies): Use it.
4953 2009-05-13 Janis Johnson <janis187@us.ibm.com>
4955 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
4956 (handle_stdc_pragma): Use new enum constant names.
4957 (handle_pragma_float_const_decimal64): Ditto.
4959 2009-05-13 Ian Lance Taylor <iant@google.com>
4961 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
4964 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
4966 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
4967 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
4969 * config/m68k/m68k.h (FL_UCLINUX): Define.
4971 2009-05-13 Jan Hubicka <jh@suse.cz>
4973 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
4975 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4977 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
4978 unless -fschedule-insns is specified.
4980 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4983 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
4984 TARGET_EXPAND_CBRANCHDI4.
4985 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
4986 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
4987 (cmpeqdi): Fix comment.
4989 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4991 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
4992 (sh_legitimate_address_p): Likewise.
4993 * config/sh/sh.c (sh_legitimate_index_p): New.
4994 (sh_legitimate_address_p): Likewise.
4995 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
4996 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
4997 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
4998 (MAYBE_BASE_REGISTER_RTX_P): New macro.
4999 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5000 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5001 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5002 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5003 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5005 2009-05-12 Jan Hubicka <jh@suse.cz>
5007 * tree-inline.c (estimate_operator_cost): Add operands;
5008 when division happens by constant, it is cheap.
5009 (estimate_num_insns): Loads and stores are not having cost of 0;
5010 EH magic stuff is cheap; when computing runtime cost of switch,
5011 use log2 base of amount of its cases; builtin_expect has cost of 0;
5012 compute cost for moving return value of call.
5013 (init_inline_once): Initialize time_based flags.
5014 * tree-inline.h (eni_weights_d): Add time_based flag.
5016 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5018 * df-core.c: Update head documentation.
5020 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5023 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5024 shadowing exisiting variable op1.
5026 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5029 * config/i386/driver-i386.c (processor_signatures): New enum.
5030 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5031 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5032 processor signature to detect geode processor.
5034 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5038 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5040 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5041 causes spurious differences between trunk and cond-optab branch.
5043 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5045 * dojump.c (compare_from_rtx): Delete.
5046 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5047 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5048 if the comparison does not satisfy the predicate; test predicates for
5049 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5050 further if one existing pattern fails.
5051 * expr.h (compare_from_rtx): Delete.
5052 (prepare_operand): Declare it.
5053 * optabs.c: Change "lib call" to "libcall" throughout.
5054 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5055 HAVE_conditional_trap, emit_cmp_insn): Delete.
5056 (can_compare_p): Delete cmp_optab case.
5057 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5058 Accept other parameters by value.
5059 (prepare_operand): Make non-static.
5060 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5061 other parameters by value. Try to widen operands here based on
5062 an optab_methods argument and looking at cbranch_optab.
5063 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5064 loop. Use cbranch_optab directly.
5065 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5066 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5068 (emit_conditional_move, emit_conditional_add): Inline what's needed
5069 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5070 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5071 with COMPARE. Move cmov_optab and cstore_optab above
5072 with cbranch_optab, move cmp_optab down with ucmp_optab,
5073 remove tst_otpab. Do not initialize trap_rtx.
5074 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5075 for trap code. Do not check HAVE_conditional_trap. Use
5076 prepare_cmp_insn. Accept no predicate for operand 3.
5077 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5078 (OTI_ctrap, ctrap_optab): New.
5079 (tst_optab): Delete.
5080 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5081 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5082 with lookup of ctrap_optab.
5083 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5087 * combine.c (combine_simplify_rtx, simplify_set): Do not
5088 special case comparing against zero for cc0 machines.
5089 * simplify-rtx.c (simplify_binary_operation_1): Never remove
5090 COMPARE on cc0 machines.
5091 (simplify_relational_operation): Return a new expression when
5092 a COMPARE could be removed.
5093 * final.c (final_scan_insn): Compare cc_status values
5094 against LHS of a (compare FOO (const_int 0)) cc0 source.
5095 Also check if cc_status.value is the full compare.
5097 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
5098 (cstoreMM4): Document.
5099 (conditional_trap): Document ctrapMM4 instead.
5100 (sync_compare_and_swapMM): Refer to cbranchcc4.
5101 (Dependent Patterns): Eliminate obsolete information referring to
5102 the old jump optimization phase.
5103 (Canonicalization): Include cbranchcc4 case, omit canonicalization
5104 of compares with 0 on cc0 machines.
5105 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
5106 avoiding references to cc0. Remove text about storing operands
5108 * doc/tm.texi (Condition Codes): Include blurb on different
5109 condition code representations, separate into subsections for
5110 CC0, MODE_CC and conditional execution.
5112 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
5113 alpha_emit_setcc): Accept operands and a machine mode.
5114 * config/alpha/alpha.c (alpha_emit_conditional_branch):
5115 Get code/op0/op1 from operands, use machine mode argument
5116 instead of alpha_compare.fp_p. Emit the branch here.
5117 (alpha_emit_setcc): Likewise, and return boolean.
5118 (alpha_emit_conditional_move): Likewise. Assert that
5119 cmp_op_mode == cmp_mode, and simplify accordingly.
5120 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
5121 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
5122 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
5124 (stack probe test): Use cbranchdi4.
5125 * config/alpha/predicates.md (alpha_cbranch_operator): New.
5127 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
5128 * config/arc/arc.h (movsicc, movsfcc): Use it.
5129 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
5130 (cbranchsi4, cstoresi4): New.
5131 (cmpsi, bCC and sCC expanders): Remove.
5133 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
5134 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
5135 * config/arm/predicates.md (arm_comparison_operator): Only include
5136 floating-point operators if there is a hardware floating-point unit.
5137 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
5138 deferring to cbranch_cc and cstore_cc respectively.
5139 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
5140 cbranch_cc, cstore_cc): New.
5141 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
5143 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
5145 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
5146 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
5148 (adjust_insn_length): Adjust calls.
5149 (avr_reorg): Handle (compare (foo) (const_int 0)).
5150 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
5151 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
5152 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
5153 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
5155 (cbranchqi4, cbranchhi4, cbranchsi4): New.
5156 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
5158 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
5159 (cbranchsi4, cstorebi4, cstoresi4): New.
5160 (movbisi): This insn is duplicate, split it to zero_extend.
5161 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
5162 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
5163 (bfin_optimize_loop): Use cbranch expander.
5164 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
5165 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
5166 (bfin_bimode_comparison_operator): ... this.
5167 (bfin_direct_comparison_operator): New.
5169 * config/cris/cris.c (cris_normal_notice_update_cc): Look
5170 inside (compare FOO (const_int 0)).
5171 (cris_rtx_costs): Handle ZERO_EXTRACT.
5172 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
5173 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
5174 (*tstdi_v32): Delete.
5175 (*cmpdi_non_v32): Add M alternative for operand 1.
5176 (cmpsi, cmp<mode>): Make private.
5177 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
5179 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
5181 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
5182 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
5183 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
5184 (cc_reg_operand): New.
5186 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
5187 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
5188 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
5189 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
5190 crx_expand_scond): Delete.
5192 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
5194 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
5195 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
5197 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
5198 cstoresi4, cstoresf4, cstoredf4): New.
5199 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
5200 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5201 Receive the entire operands array.
5202 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
5203 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
5204 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5205 Get test/op0/op1 from the operands array.
5206 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
5208 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
5209 (h8300_expand_store): New.
5210 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
5212 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
5213 (h8300_expand_store): New.
5214 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
5215 or do not try to produce (set (cc0) REG).
5216 (peepholes): Wrap arguments with COMPARE. Add a peephole to
5217 change a compare into a move to a scratch register. Disable some
5218 peepholes when comparing with zero.
5219 (tstsi, tsthi, tstsi, cmpqi): Make private.
5222 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
5225 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
5226 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
5227 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
5228 (ix86_emit_i387_log1p): Use cbranchxf2.
5229 (ix86_expand_setcc): Return void.
5230 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
5231 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
5232 cmp<MODEF>, cmpcc): Remove.
5233 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
5234 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
5235 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
5236 (sCC and bCC expanders): Remove.
5237 (stack_protect_test): Use cbranchcc4.
5239 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
5241 (ia64_expand_compare): Accept three rtx by reference and return void.
5242 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
5243 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
5244 from *expr. Update *expr with the BImode comparison to do.
5245 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
5246 cmptf, bCC, sCC, conditional_trap): Delete.
5247 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
5248 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
5249 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
5250 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
5251 * config/ia64/predicates.md (ia64_cbranch_operator): New.
5253 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
5254 type of last argument.
5255 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
5256 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
5257 use machine mode argument instead of branch_type. Remove dead
5258 code for floating-point comparisons.
5259 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
5260 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
5262 (cbranchsi4, cstoresi4): New.
5263 * config/iq2000/predicates.md (reg_or_const_operand): New.
5265 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
5266 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
5267 (b<code>_op): Rewrite to...
5268 (bcc_op): ... this, using match_operator.
5269 (s<code>_op): Rewrite to...
5270 (scc_op): ... this, using match_operator.
5271 (s<code>_24_op): Rewrite to...
5272 (scc_op_24): ... this, using match_operator.
5273 (s<code>_<mode>): Rewrite to...
5274 (cstore<mode>4): ... this, using match_operator.
5275 (s<code>_<mode>_24): Rewrite to...
5276 (cstore<mode>4_24): ... this, using match_operator.
5277 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
5278 m32c_unpend_compare, m32c_expand_scc): Delete.
5279 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
5280 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
5281 (m32c_expand_movcc): Change NE to EQ if necessary.
5282 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
5284 * config/m32r/m32r-protos.h (gen_cond_store): New.
5285 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
5286 (gen_cond_store): New, from sCC patterns.
5287 (m32r_expand_block_move): Use cbranchsi4.
5288 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
5289 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
5290 (cbranchsi4, cstoresi4): New.
5292 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
5294 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
5295 (m68hc11_notice_update_cc): Look into a compare with 0.
5296 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
5298 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
5299 cmphi, cmpqi, bCC): Delete.
5300 (cbranchsi4, cbranchhi4, cbranchqi4): New.
5301 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
5302 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
5305 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
5306 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
5307 * config/m68k/constraints.md (H): New.
5308 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
5309 the define_insn below.
5310 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
5311 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
5312 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
5313 patterns): Wrap RHS with COMPARE.
5314 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
5315 (*cmpdi_internal): Name this pattern.
5316 (cmpdi): Change to define_insn.
5317 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
5318 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
5319 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
5321 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
5322 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
5323 (conditional_trap): Change to...
5324 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
5325 (*conditional_trap): Use the ordered_comparison_operator and
5326 const1_operand predicates.
5327 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
5328 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
5329 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
5330 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
5332 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
5333 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
5334 (mcore_gen_compare): New.
5335 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
5336 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
5337 (mcore_gen_compare): ... this.
5338 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
5339 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
5340 (stack probe pattern): Use cbranchsi4.
5342 * config/mips/predicates.md (mips_cstore_operator): New.
5343 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
5344 * config/mips/mips.md (any_cond): Delete.
5345 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
5347 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
5348 fixuns_truncsfdi2): Use cbranch patterns.
5349 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
5350 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
5351 Adjust call to mips_expand_conditional_branch.
5352 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
5354 * config/mips/mips-protos.h (mips_expand_conditional_branch,
5355 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
5356 * config/mips/mips.c (cmp_operands): Delete.
5357 (mips_emit_compare): Get comparison operands from *op0/*op1.
5358 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
5359 that it succeeds. Use op0/op1 instead of cmp_operands.
5360 (mips_expand_conditional_branch, mips_expand_conditional_move,
5361 mips_expand_conditional_trap): Likewise.
5362 (mips_block_move_loop): Use cbranch patterns.
5363 * config/mips/mips.h (cmp_operands): Delete.
5365 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
5366 (mmix_gen_compare_reg): Just return a register in the right CC mode.
5367 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
5368 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
5369 (*cmpcc_folded): Rename to...
5370 (*cmpdi_folded): this.
5371 (*cmpcc): Rename to...
5373 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
5376 (cbranchdf4): New. Handle invalid comparisons here.
5377 * config/mmix/predicates.md (float_comparison_operator): New.
5379 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
5380 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
5381 * config/mn10300/mn10300.md (tst): Delete.
5382 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
5383 Name these patterns and wrap RHS in a compare.
5384 (*cmpsi): Make this pattern private. Include tst.
5385 (*cmpsf): Make this pattern private.
5386 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
5387 (compare with zero peepholes): Likewise.
5389 (cbranchsi4, cbranchsf4): New.
5390 (casesi): Use cbranchsi4.
5392 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
5393 hppa_branch_type): Delete.
5394 (return_addr_rtx): Use cbranchsi4.
5395 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
5396 Emit CCFPmode comparison here.
5397 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
5398 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
5399 hppa_branch_type): Delete.
5400 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
5401 (movsicc, movdicc): Remove references to hppa_compare_op0,
5402 hppa_compare_op1 and compare_from_rtx.
5403 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
5404 (casesi): Use cbranchsi4.
5406 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
5407 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
5408 * config/pdp11/pdp11.md (register_or_const0_operand): New.
5409 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
5410 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
5412 (cbranchdf4, cbranchhi4, cbranchqi4): New.
5413 (*branch, *branch_inverted): New.
5415 * config/picochip/picochip.md (cbranchhi4): Use
5416 ordered_comparison_operator.
5417 (cmphi, bCC): Remove.
5419 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
5420 (trap_comparison_operator): Delete.
5421 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
5422 rs6000_emit_cbranch): Accept mode and operands.
5423 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
5424 rs6000_compare_fp_p): Delete.
5425 (rs6000_generate_compare): Accept mode and comparison. Extract code
5426 and op0/op1 from there. Replace references to rs6000_compare_op0
5427 and rs6000_compare_op1.
5428 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
5429 extract result from passed operands.
5430 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
5431 extract loc from passed operands.
5432 (rs6000_emit_cmove): Likewise.
5433 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
5434 rs6000_compare_fp_p): Delete.
5435 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
5436 (cbranch<GPR>4, cbranch<FP>4): New.
5437 (cstore<mode>4): New. Consolidate here all choices about when to use
5438 portable or specialized sCC sequences.
5439 (stack_protect_test): Use cbranchsi4.
5440 (conditional_trap): Replace with ctrap<GPR>4.
5441 (conditional trap insn): Replace trap_comparison_operator with
5442 ordered_comparison_operator.
5444 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
5445 (s390_emit_prologue): Use ctrap.
5446 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
5447 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
5448 New predicates replacing...
5449 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
5450 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
5451 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
5452 (add<mode>cc): Do not use s390_compare_op0/op1.
5453 (s<code>): Change to...
5454 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
5456 (cstorecc4): ... this. Handle EQ or NE equally.
5457 (*sne): Un-privatize for use in cstorecc4.
5458 (b<code>): Change to...
5459 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
5460 (conditional_trap): Replace with...
5461 (ctrap<GPR>4, ctrap<FP>4): ... these.
5462 (stack_protect): Use cbranchcc4.
5464 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
5465 * config/score/score-protos.h (score_gen_cmp): Delete.
5466 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
5467 (score_block_move-loop): Use cbranchsi4.
5468 * config/score/score.md (cbranchsi4): New.
5469 (cmpsi, bCC): Delete.
5470 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
5471 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5472 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
5473 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5474 * config/score/score3.h (score3_gen_cmp): Delete.
5475 * config/score/score7.h (score7_gen_cmp): Delete.
5477 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
5478 (sh_emit_scc_to_t): ... this. Return void.
5479 (from_compare): Rename to...
5480 (sh_emit_compare_and_branch): ... this.
5481 (sh_emit_compare_and_set): New.
5482 (sh_expand_t_scc): Accept operands.
5483 * config/sh/predicates.md (sh_float_comparison_operator): New.
5484 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
5485 (prepare_scc_operands): Rename to...
5486 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
5488 (sh_emit_cheap_store_flag): New.
5489 (sh_emit_set_t_insn): New.
5490 (from_compare): Rename to...
5491 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
5492 handling of TARGET_SH2E floating point to avoid recursive call.
5493 Generate branch here.
5494 (sh_emit_compare_and_set): New.
5495 (sh_expand_t_scc): Get op0/op1 from arguments.
5496 (sh_emit_cheap_store_flag): New.
5497 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
5499 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
5500 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
5501 (movsicc, movdicc): Do nothing when it recreated operands from
5502 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
5503 prepare_scc_operands (now sh_emit_scc_to_t).
5504 (udivdi3): Use cstoresi4.
5505 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
5506 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
5507 (cbranchint4_media, cbranchfp4_media): New.
5508 (casesi): Use cbranchdi4.
5509 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
5511 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
5512 (movnegt): Remove second operand.
5513 (cbranchsf4, cbranchdf4): New.
5514 (stack_protect): Use cbranchdi4/cbranchsi4.
5516 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
5517 (gen_compare_reg): Accept comparison, extract part of it to...
5518 (gen_compare_reg_1): ... this.
5519 (gen_compare_operator): Delete.
5520 (gen_v9_scc): Accept separate destination, comparison code and arms.
5521 Do not use sparc_compare_op0/sparc_compare_op1.
5522 (emit_scc_insn, emit_conditional_branch_insn): New.
5523 (emit_v9_brxx): Make static. Remove useless assertion.
5524 (sparc_emit_float_lib_cmp): Return RTL instead of calling
5526 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
5527 * config/sparc/sparc-protos.h (gen_compare_reg,
5528 sparc_emit_float_lib_cmp): Adjust prototype.
5529 (emit_scc_insn, emit_conditional_branch_insn): New.
5530 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
5531 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
5532 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
5533 iterators to the top.
5534 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
5535 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
5536 snedi_special_trunc): Delete.
5537 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
5538 and snedi_special_trunc.
5539 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
5540 cbranchdi4, cbranch<F:mode>4): New.
5541 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
5542 here. Use gen_compare_reg instead of gen_compare_operator.
5543 (conditional_trap): Replace with...
5544 (ctrapsi4, ctrapdi4): ... this.
5545 (stack_protect_test): Use cbranchcc4.
5547 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
5549 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
5550 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
5551 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
5552 from operands[0] or operands[3] depending on is_set.
5553 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
5554 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
5555 cmpdf, bCC), sCC: Remove.
5556 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
5557 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
5559 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
5560 spu_emit_branch_or_set.
5562 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
5564 * config/stormy16/stormy16.h (xstormy16_compare_op0,
5565 xstormy16_compare_op1): Delete.
5566 * config/stormy16/stormy16.c (xstormy16_compare_op0,
5567 xstormy16_compare_op1): Delete.
5568 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
5570 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
5571 (cmphi, cmpsi, bCC): Remove.
5573 * config/v850/v850.md (tstsi, cmpsi): Fold into...
5574 (*cmpsi): ... this one.
5575 (cbranchsi4, cstoresi4): New.
5576 (bCC expanders): Delete.
5577 (sCC insns): Fold into...
5578 (*setcc): ... this one.
5579 (casesi): Do not use gen_cmpsi and gen_bgtu.
5580 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
5581 (movsicc): Simplify.
5582 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
5584 * config/vax/vax-protos.h (cond_name): New.
5585 (vax_output_conditional_branch): Remove.
5586 * config/vax/vax.c (cond_name): New.
5587 (vax_output_conditional_branch): Remove.
5588 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
5589 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
5590 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
5591 (bit<VAXint>): Wrap source with (compare).
5592 (b<code> and following unnamed pattern): Rename to *branch and
5593 *branch_reversed. Change macroization to match_operator.
5594 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
5596 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
5597 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
5598 Change last argument to machine_mode.
5599 (xtensa_expand_scc): Add machine_mode argument.
5600 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
5601 (gen_conditional_move, xtensa_expand_conditional_branch,
5602 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
5603 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
5604 Adjust operand numbers.
5605 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
5607 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
5608 (cmpsi, cmpsf, b<code>, s<code>): Delete.
5609 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
5611 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5613 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5614 causes spurious differences between trunk and cond-optab branch.
5616 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5619 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
5621 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5623 * tree.c (iterative_hash_pointer): Delete.
5624 (iterative_hash_expr): Short-circuit handling of NULL pointer.
5625 Hash UIDs and versions of SSA names. Don't special-case built-in
5626 function declarations.
5628 2009-05-11 Ian Lance Taylor <iant@google.com>
5631 * graphite.c: Force -Wc++-compat to only be a warning before
5632 #including "cloog/cloog.h".
5634 2009-05-11 Martin Jambor <mjambor@suse.cz>
5636 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
5638 2009-05-11 Jan Hubicka <jh@suse.cz>
5640 * tree-ssa-loop-ivcanon.c: Include target.h
5641 (struct loop_size): new structure.
5642 (constant_after_peeling): New predicate.
5643 (tree_estimate_loop_size): New function.
5644 (estimated_unrolled_size): Rewrite for new estimates.
5645 (try_unroll_loop_completely): Use new estimates.
5646 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
5648 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5650 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
5651 libcpp interface change.
5652 (spu_macro_to_expand): Likewise.
5654 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
5656 PR tree-optimization/40026
5657 * gimplify.c (gimplify_init_constructor): Change initial conditional
5658 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
5659 optimize_compound_literals_in_ctor.
5661 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
5663 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
5665 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
5667 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
5669 * tree-vect-data-refs.c (vect_analyze_group_access): Use
5670 HOST_WIDE_INT for gap.
5672 2009-05-11 Ira Rosen <irar@il.ibm.com>
5674 PR tree-optimization/40074
5675 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
5676 account in group size and step comparison.
5678 2009-05-11 Richard Guenther <rguenther@suse.de>
5680 * passes.c (init_optimization_passes): Strip now incorrect comment.
5681 (execute_function_todo): Do not set PROP_alias.
5682 * tree-pass.h (PROP_alias): Remove.
5683 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
5684 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
5685 * tree-nrv.c (pass_return_slot): Likewise.
5686 * tree-object-size.c (pass_object_sizes): Likewise.
5687 * tree-ssa-dom.c (pass_dominator): Likewise.
5688 (pass_phi_only_cprop): Likewise.
5689 * tree-ssa-dse.c (pass_dse): Likewise.
5690 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
5691 (pass_cselim): Likewise.
5692 * tree-ssa-pre.c (pass_pre): Likewise.
5693 (pass_fre): Likewise.
5694 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
5695 * tree-ssa-sink.c (pass_sink_code): Likewise.
5696 * tree-stdarg.c (pass_stdarg): Likewise.
5697 * tree-tailcall.c (pass_tail_calls): Likewise.
5698 * tree-vrp.c (pass_vrp): Likewise.
5700 2009-05-10 Ian Lance Taylor <iant@google.com>
5702 * basic-block.h (enum profile_status): Break out of struct
5704 * cgraph.h (struct inline_summary): Break out of struct
5706 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
5707 of struct cgraph_order_sort.
5708 * combine.c (enum undo_kind): New enum, broken out of struct undo.
5709 * cse.c (struct branch_path): Break out of struct
5710 cse_basic_block_data.
5711 * except.h (enum eh_region_type): Break out of struct eh_region.
5712 * gcc.c (enum add_del): Break out of struct modify_target.
5713 * genrecog.c (enum decision_type): Break out of struct decision_test.
5714 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
5716 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
5717 * regmove.c (enum match_use): New enum, broken out of struct match.
5718 * sched-int.h (enum post_call_group): New enum, broken out of
5720 (struct deps_reg): Break out of struct deps.
5721 * target.h (struct asm_int_op): Break out of struct gcc_target.
5722 * tree-eh.c (struct goto_queue_node): Break out of struct
5724 * tree-inline.h (enum copy_body_cge_which): Break out of
5726 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
5728 * c-decl.c (in_struct, struct_types): New static variables.
5729 (pushtag): Add loc parameter. Change all callers.
5730 (lookup_tag): Add ploc parameter. Change all callers.
5731 (check_compound_literal_type): New function.
5732 (parser_xref_tag): Add loc parameter. Change all callers. If
5733 -Wc++-compat, warn about struct/union/enum types defined within a
5735 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
5736 and loc parameters. Change all callers. Change error calls to
5737 error_at, using loc. For a redefinition, if the location of the
5738 original definition is known, report it. Set in_struct and
5739 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
5740 (finish_struct): Add new parameters enclosing_in_struct and
5741 enclosing_struct_types. Change all callers. Set
5742 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
5743 in the struct. If in a struct, add this struct to struct_types.
5744 (start_enum): Add loc parameter. Change all callers. Use
5745 error_at for errors, using loc. For a redefinition, if the
5746 location of the original definition is known, report it. If in a
5747 struct, add this enum type to struct_types. If -Wc++-compat warn
5748 if in sizeof, typeof, or alignof.
5749 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
5750 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
5751 (c_parser_enum_specifier): Get enum location for start_enum.
5752 (c_parser_struct_or_union_specifier): Get struct location for
5753 start_struct. Save in_struct and struct_types status between
5754 start_struct and finish_struct.
5755 (c_parser_cast_expression): Get location of cast.
5756 (c_parser_alignof_expression): Get location of type.
5757 (c_parser_postfix_expression): Likewise.
5758 (c_parser_postfix_expression_after_paren_type): Add type_loc
5759 parameter. Change all callers. Call check_compound_literal_type.
5760 Use type_loc for error about variable size type.
5761 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
5762 of an enum constant from an enum type defined in a struct or union.
5763 (c_cast_expr): Add loc parameter. Change all callers. If
5764 -Wc++-compat, warn about defining a type in a cast.
5765 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
5766 (start_enum, start_struct, finish_struct): Update declarations.
5767 (parser_xref_tag, c_cast_expr): Update declarations.
5768 (check_compound_literal_type): Declare.
5770 2009-05-11 Ben Elliston <bje@au.ibm.com>
5772 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
5773 for recent libcpp interface change.
5774 (rs6000_macro_to_expand): Likewise.
5776 2009-05-10 Michael Matz <matz@suse.de>
5779 * config/arm/arm.c (require_pic_register): Emit on entry edge,
5780 not at entry of function.
5782 2009-05-10 Richard Guenther <rguenther@suse.de>
5784 PR tree-optimization/40081
5786 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5787 using the main variant of the element type. Do not fiddle with
5788 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5790 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
5791 structs with volatile fields.
5793 2009-05-10 Jan Hubicka <jh@suse.cz>
5795 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
5796 (estimate_move_cost): Assert that it does not get called for
5798 (estimate_num_insns): Skip VOID types in argument handling.
5799 (optimize_inline_calls): Delete unreachable blocks and verify that
5802 2009-05-10 Jan Hubicka <jh@suse.cz>
5804 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
5805 * cgraph.c (cgraph_mark_address_taken_node): New function.
5806 (dump_cgraph_node): Dump new flag.
5807 * cgraph.h (struct cgraph_node): Add address_taken.
5808 (cgraph_mark_address_taken_node): New function.
5809 * ipa.c (cgraph_postorder): Prioritize functions with address taken
5810 since new direct calls can be born.
5812 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5814 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
5817 2009-05-10 Jan Hubicka <jh@suse.cz>
5820 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
5822 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
5823 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
5824 * tree-inline.c (copy_bb): Set frequency correctly.
5825 (fold_marked_statements): Update call to
5826 cgraph_update_edges_for_call_stmt.
5828 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5830 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
5831 identifiers in diagnostics.
5832 * config/arm/arm.c (arm_handle_fndecl_attribute,
5833 arm_handle_isr_attribute): Likewise.
5834 * config/avr/avr.c (avr_handle_progmem_attribute,
5835 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
5836 * config/bfin/bfin.c (handle_int_attribute,
5837 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
5838 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
5839 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
5841 * config/darwin.c (darwin_handle_kext_attribute,
5842 darwin_handle_weak_import_attribute): Likewise.
5843 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
5844 h8300_handle_eightbit_data_attribute,
5845 h8300_handle_tiny_data_attribute): Likewise.
5846 * config/i386/i386.c (ix86_handle_cconv_attribute,
5847 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
5848 * config/i386/winnt.c (ix86_handle_shared_attribute,
5849 ix86_handle_selectany_attribute): Likewise.
5850 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
5851 * config/m32c/m32c.c (function_vector_handler): Likewise.
5852 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
5853 m68hc11_handle_fntype_attribute): Likewise.
5854 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
5855 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
5856 * config/mips/mips.c (mips_insert_attributes,
5857 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
5858 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
5859 rs6000_handle_struct_attribute): Likewise.
5860 * config/sh/sh.c (sh_insert_attributes,
5861 sh_handle_resbank_handler_attribute,
5862 sh_handle_interrupt_handler_attribute,
5863 sh2a_handle_function_vector_handler_attribute,
5864 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5866 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
5867 * config/spu/spu.c (spu_handle_fndecl_attribute,
5868 spu_handle_vector_attribute): Likewise.
5869 * config/stormy16/stormy16.c
5870 (xstormy16_handle_interrupt_attribute): Likewise.
5871 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
5872 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
5874 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5876 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
5877 (pp_translate_identifiers): New.
5878 (pp_identifier): Only conditionally translate identifier to locale
5880 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
5881 (pp_base_tree_identifier): Only conditionally translate identifier
5882 to locale character set.
5883 * c-pretty-print.c (M_): Define.
5884 (pp_c_type_specifier, pp_c_primary_expression): Mark English
5885 fragments for conditional translation with M_.
5886 * tree-pretty-print.c (maybe_init_pretty_print): Disable
5887 identifier translation.
5889 2009-05-10 Richard Guenther <rguenther@suse.de>
5891 PR tree-optimization/40081
5892 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5893 using the main variant of the element type. Do not fiddle with
5894 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5896 2009-05-09 Jan Hubicka <jh@suse.cz>
5899 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
5900 indirect calls; verify cgraph afterwards.
5902 2009-05-09 Jan Hubicka <jh@suse.cz>
5905 * ipa.c (update_inlined_to_pointer): New function.
5906 (cgraph_remove_unreachable_nodes): Use it.
5908 2009-05-09 Jan Hubicka <jh@suse.cz>
5910 * tree-eh.c (struct leh_state): Remove prev_try.
5911 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
5913 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
5914 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
5915 remove_eh_handler_and_replace, foreach_reachable_handler,
5916 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
5917 * except.h (struct eh_region): Remove eh_region_u_cleanup.
5918 (gen_eh_region_cleanup): Update prototype.
5920 2009-05-09 Jan Hubicka <jh@suse.cz>
5923 * except.c (copy_eh_region): Always set prev_try.
5924 (redirect_eh_edge_to_label): Find outer try.
5925 (foreach_reachable_handler): When looking for prev try
5926 handle case where previous try is not going to be taken.
5928 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5930 PR tree-optimization/40049
5931 * tree-vect-stmts.c (vectorizable_operation): If the machine has
5932 only vector/vector shifts, convert the type of the constant to the
5933 appropriate type to avoid building incorrect trees, which
5934 eventually have problems with garbage collection.
5936 2009-05-08 Joseph Myers <joseph@codesourcery.com>
5938 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
5939 -1 for complex floating-point types if honoring signed zeros.
5941 2009-05-08 Jan Hubicka <jh@suse.cz>
5943 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
5944 argument; handle correctly when profile is absent.
5945 (build_cgraph_edges): Update.
5946 (rebuild_cgraph_edges): Update.
5947 * cgraph.c: Do not include varray.h.
5948 (cgraph_set_call_stmt_including_clones): New function.
5949 (cgraph_create_edge_including_clones): Likewise
5950 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
5951 (cgraph_update_edges_for_call_stmt): Handle clones.
5952 (cgraph_remove_node): Handle clone tree.
5953 (cgraph_remove_node_and_inline_clones): New function.
5954 (dump_cgraph_node): Dump clone tree.
5955 (cgraph_clone_node): Handle clone tree.
5956 (clone_function_name): Bring here from tree-inline.c.
5957 (cgraph_create_virtual_clone): New function.
5958 * cgraph.h (ipa_replace_map): Move here from ipa.h.
5959 (cgraph_clone_info): New function.
5960 (strut cgraph_node): Add clone_info and new clone tree pointers.
5961 (cgraph_remove_node_and_inline_clones,
5962 cgraph_set_call_stmt_including_clones,
5963 cgraph_create_edge_including_clones,
5964 cgraph_create_virtual_clone): Declare.
5965 (cgraph_function_versioning): Use VEC argument.
5966 (compute_call_stmt_bb_frequency): Update prototype.
5967 (cgraph_materialize_all_clones): New function.
5968 * ipa-cp.c (ipcp_update_cloned_node): Remove.
5969 (ipcp_create_replace_map): Update to VECtors.
5970 (ipcp_update_callgraph): Use virtual clones.
5971 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
5972 (ipcp_update_profiling): Do not update local profiling.
5973 (ipcp_insert_stage): Use VECtors and virtual clones.
5974 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
5975 (clone_of_p): New function.
5976 (cgraph_preserve_function_body_p): Use clone tree.
5977 (cgraph_optimize): Materialize clones.
5978 (cgraph_function_versioning): Update for VECtors.
5979 (save_inline_function_body): Use clone tree.
5980 (cgraph_materialize_clone): New function.
5981 (cgraph_materialize_all_clones): Likewise.
5982 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
5983 * ipa.c: Include gimple.h.
5984 (cgraph_remove_unreachable_nodes): Use clone tree.
5985 * ipa-prop.c (ipa_note_param_call): Update call to
5986 compute_call_stmt_bb_frequencycall.
5987 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
5988 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
5989 (copy_bb): Handle updating of clone tree; add new edge when new call
5991 (expand_call_inline): Be strict about every call having edge.
5992 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
5993 (delete_unreachable_blocks_update_callgraph): New function.
5994 (tree_function_versioning): Use VECtors; always remove unreachable
5995 blocks and fold conditionals.
5996 * tree-inline.h: Do not include varray.h.
5997 (tree_function_versioning): Remove.
5998 * Makefile.in (GTFILES): Remove tree-inline.c
5999 * passes.c (do_per_function): Do only functions having body.
6000 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6003 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6004 Andrew Morrow <acm@google.com>
6007 * c-common.c (c_common_attribute_table): Permit deprecated
6008 attribute to take an optional argument.
6009 (handle_deprecated_attribute): If the optional argument to
6010 __attribute__((deprecated)) is not a string ignore the attribute
6013 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6014 * c-typeck.c (build_component_ref): Likewise.
6015 (build_external_ref): Likewise.
6017 * toplev.c (warn_deprecated_use): Add an attribute argument.
6018 Emit the message associated with __attribute__((deprecated)).
6020 * toplev.h (warn_deprecated_use): Updated.
6022 * doc/extend.texi: Document new optional parameter to
6023 __attribute__((deprecated))
6025 2009-05-08 Michael Eager <eager@eagercon.com>
6027 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6028 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6030 2009-05-08 Richard Guenther <rguenther@suse.de>
6032 PR tree-optimization/40062
6033 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6034 Avoid exponential behavior.
6036 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6038 PR rtl-optimization/33928
6040 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6041 process_uses, build_single_def_use_links): New.
6042 (update_df): Update use_def_ref.
6043 (forward_propagate_into): Use get_def_for_use instead of use-def
6045 (fwprop_init): Call build_single_def_use_links and let it initialize
6047 (fwprop_done): Free use_def_ref.
6048 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6049 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6050 df_rd_simulate_one_insn): New.
6051 (df_rd_bb_local_compute_process_def): Update head comment.
6052 (df_chain_create_bb): Use the new RD simulation functions.
6053 * df.h (df_rd_simulate_artificial_defs_at_top,
6054 df_rd_simulate_one_insn): New.
6055 * opts.c (decode_options): Enable fwprop at -O1.
6056 * doc/invoke.texi (-fforward-propagate): Document this.
6058 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6061 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6062 and one complex operand specially.
6063 * tree-complex.c (some_nonzerop): Do not identify a real value as
6064 zero if flag_signed_zeros.
6066 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6068 PR rtl-optimization/33928
6069 * loop-invariant.c (record_use): Fix && vs. || mishap.
6071 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6073 PR rtl-optimization/33928
6074 * loop-invariant.c (struct use): Add addr_use_p.
6075 (struct def): Add n_addr_uses.
6076 (struct invariant): Add cheap_address.
6077 (create_new_invariant): Set cheap_address.
6078 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6079 (record_uses): Pass df_ref to record_use.
6080 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6083 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6085 * config/sh/sh.c: Do not include c-pragma.h.
6087 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
6089 * config/spu/spu.c: Remove include of c-common.h.
6091 2009-05-07 Janis Johnson <janis187@us.ibm.com>
6094 * c-common.h (mark_valid_location_for_stdc_pragma,
6095 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
6096 clear_float_const_decimal64, float_const_decimal64_p): New.
6097 * c.opt (Wunsuffixed-float-constants): New.
6098 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
6099 unsuffixed float constant, handle new warning.
6100 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
6101 * c-decl.c (c_scope): New flag float_const_decimal64.
6102 (set_float_const_decimal64, clear_float_const_decimal64,
6103 float_const_decimal64_p): New.
6104 (push_scope): Set new flag.
6105 * c-parser.c (c_parser_translation_unit): Mark when it's valid
6106 to use STDC pragmas.
6107 (c_parser_external_declaration): Ditto.
6108 (c_parser_compound_statement_nostart): Ditto.
6109 * c-pragma.c (valid_location_for_stdc_pragma,
6110 mark_valid_location_for_stdc_pragma,
6111 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
6112 handle_pragma_float_const_decimal64): New.
6113 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
6114 * cp/semantics.c (valid_location_for_stdc_pragma_p,
6115 set_float_const_decimal64, clear_float_const_decimal64,
6116 float_const_decimal64_p): New dummy functions.
6117 * doc/extend.texi (Decimal Float): Remove statement that the
6118 pragma, and suffix for double constants, are not supported.
6119 * doc/invoke.texi (Warning Options): List new option.
6120 (-Wunsuffixed-float-constants): New.
6122 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
6124 * config/i386/i386.c: Do not include c-common.h.
6126 2009-05-07 Mark Heffernan <meheff@google.com>
6128 * doc/invoke.texi (Debugging Options): Document change of debugging
6130 * opts.c (decode_options): Make dump_base_name relative to
6131 aux_base_name directory.
6133 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6135 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
6136 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
6138 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
6140 * Makefile.in (install-plugin): Simplify a bit.
6142 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
6144 * Makefile.in (OBJS-common): Add regcprop.o.
6146 * timevar.def (TV_CPROP_REGISTERS): New.
6147 * regrename.c (regrename_optimize): Return 0.
6148 (rest_of_handle_regrename): Delete.
6149 (pass_rename_registers): Point to regrename_optimize.
6150 (struct value_data_entry, struct value_data,
6151 kill_value_one_regno, kill_value_regno, kill_value,
6152 set_value_regno, init_value_data, kill_clobbered_value,
6153 kill_set_value, kill_autoinc_value, copy_value,
6154 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
6155 replace_oldest_value_reg, replace_oldest_value_addr,
6156 replace_oldest_value_mem, copyprop_hardreg_forward_1,
6157 debug_value_data, validate_value_data): Move...
6158 * regcprop.c: ... here.
6159 (rest_of_handle_cprop): Delete.
6160 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
6162 2009-05-07 Jakub Jelinek <jakub@redhat.com>
6165 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
6166 GEN_INT for 1 << bitnum.
6167 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
6170 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
6172 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
6173 Remove wrong description of "nand" operation.
6175 2009-05-06 Richard Guenther <rguenther@suse.de>
6176 Adam Nemet <anemet@caviumnetworks.com>
6178 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
6179 comment. Add that if LHS is not a gimple register, then RHS1 has
6180 to be a single object (GIMPLE_SINGLE_RHS).
6182 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
6184 * expr.c (get_def_for_expr): Move it up in the file.
6185 (store_field): When expanding a bit-field store, look at the
6186 defining gimple stmt for the masking conversion.
6188 2009-05-06 Janis Johnson <janis187@us.ibm.com>
6191 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
6192 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
6193 32-bit memcpy into long.
6195 2009-05-06 Jakub Jelinek <jakub@redhat.com>
6197 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
6198 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
6200 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
6201 instead of appending DW_OP_deref*.
6203 2009-05-06 Michael Matz <matz@suse.de>
6206 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
6207 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
6209 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
6211 * Makefile.in (install-plugin): Fix srcdir handling.
6213 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
6215 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
6216 when processing for not_regs_needed bitmap.
6217 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
6218 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
6219 handling it for rhs.
6221 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6223 * config/i386/i386.md (unnamed inc/dec peephole): Use
6224 optimize_insn_for_size_p instead of optimize_size.
6225 * config/i386/predicates.md (incdec_operand): Likewise.
6226 (aligned_operand): Likewise.
6227 * config/i386/sse.md (divv8sf3): Likewise.
6228 (sqrtv8sf2): Likewise.
6230 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6232 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
6234 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
6236 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6238 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
6239 ssemodesuffixf2c with avxmodesuffixf2c.
6241 2009-05-06 Joseph Myers <joseph@codesourcery.com>
6244 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
6246 2009-05-05 Jakub Jelinek <jakub@redhat.com>
6248 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
6249 (struct tree_base): Adjust spacing for 8 bit boundaries.
6250 (struct tree_decl_common): Add decl_by_reference_flag bit.
6251 (DECL_BY_REFERENCE): Adjust.
6252 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
6253 print DECL_BY_REFERENCE bit.
6254 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
6255 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
6256 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
6257 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
6261 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
6262 range of the type, but default label is missing, add it with one
6263 of the existing labels instead of adding a new label for it.
6265 2009-05-05 Joseph Myers <joseph@codesourcery.com>
6269 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
6271 * Makefile.in (enable_plugin, plugin_includedir): New.
6272 (install): Depend on install-plugin.
6273 (PLUGIN_HEADERS): New.
6274 (install-plugin): New.
6275 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
6277 2009-05-05 Richard Guenther <rguenther@suse.de>
6279 PR tree-optimization/40022
6280 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
6282 (phivn_valid_p): Fix tuplification error, simplify.
6283 (phiprop_insert_phi): Add dumps.
6284 (propagate_with_phi): Simplify.
6286 2009-05-05 Richard Guenther <rguenther@suse.de>
6289 * builtins.c (gimplify_va_arg_expr): Properly build the address.
6291 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
6293 * tree.h (strip_float_extensions): Remove duplicate declaration.
6294 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
6295 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
6296 block_ultimate_origin): Rearrange the declarations line to match the
6297 comment that indicates the .c file which the functions are defined.
6298 (dwarf2out_*, set_decl_rtl): Add comment.
6299 (get_base_address): Adjust comment.
6300 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
6301 declarations line and add comment.
6302 (is_builtin_name): Add blank after function name, for clarity.
6304 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6306 * attribs.c (decl_attributes): Use %qE for identifiers in
6308 * cgraphunit.c (verify_cgraph_node): Translate function names to
6309 locale character set in diagnostics.
6310 * coverage.c (get_coverage_counts): Use %qE for identifiers in
6312 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
6313 Document that functions are named in UTF-8.
6314 * expr.c (expand_expr_real_1): Translate function names to locale
6315 character set in diagnostics.
6316 * gimplify.c (omp_notice_variable, omp_is_private,
6317 gimplify_scan_omp_clauses): Use %qE for identifiers in
6319 * langhooks.c (lhd_print_error_function): Translate function names
6320 to locale character set.
6321 * langhooks.h (decl_printable_name): Document that return value is
6322 in internal character set.
6323 * stmt.c: Include pretty-print.h
6324 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
6326 (resolve_operand_name_1): Translate named operand name to locale
6328 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
6330 * toplev.c (announce_function): Translate function names to locale
6332 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
6333 (default_tree_printer): Use pp_identifier or translate identifiers
6334 to locale character set. Mark "<anonymous>" for translation.
6335 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
6336 for identifiers in diagnostics.
6337 * tree.c (handle_dll_attribute): Use %qE for identifiers in
6339 * varasm.c (output_constructor): Use %qE for identifiers in
6342 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
6344 * configure.ac: use ` ` instead of $()
6345 * configure: Regenerate.
6347 2009-05-05 Ben Elliston <bje@au.ibm.com>
6349 * config/pa/linux-atomic.c: Eliminate conditional include of
6350 errno.h on non-LP64 systems to simplify build requirements.
6352 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6354 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
6356 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
6357 and pass value to identifier_to_locale.
6358 (warn_variable_length_array): Make name a tree.
6359 (grokdeclarator): Separate diagnostic texts for named and unnamed
6360 declarators. Use %qE for named declarators.
6361 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
6363 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
6364 identifiers in diagnostics.
6365 * c-typeck.c (push_member_name, start_init): Pass identifiers to
6366 identifier_to_locale. Mark "anonymous" strings for translation.
6368 2009-05-04 Michael Eager <eager@eagercon.com>
6370 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
6371 address for DImode/DFmode only if double-precision FP regs.
6373 2009-05-04 Michael Eager <eager@eagercon.com>
6375 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
6376 TARGET_SINGLE_FLOAT check.
6378 2009-05-04 Michael Eager <eager@eagercon.com>
6380 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
6382 2009-05-04 Michael Eager <eager@eagercon.com>
6384 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
6385 * config/rs6000/t-xilinx: New
6387 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
6389 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
6390 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
6391 * gcc/explow.c (memory_address): Use target hook.
6392 * gcc/targhooks.c (default_legitimize_address): New.
6393 * gcc/targhooks.h (default_legitimize_address): New.
6394 * gcc/target.h (legitimize_address): New.
6395 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
6396 (TARGET_INITIALIZER): Include it.
6397 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
6399 * config/bfin/bfin-protos.h (legitimize_address): Remove.
6400 * config/bfin/bfin.c (legitimize_address): Remove.
6401 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
6402 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
6404 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
6405 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
6407 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
6408 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
6409 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
6410 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
6411 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
6412 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
6413 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
6414 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
6415 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
6416 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
6417 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
6418 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
6419 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
6420 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
6421 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
6422 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
6423 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
6424 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
6425 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
6426 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
6427 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
6428 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
6429 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
6431 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
6432 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
6433 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
6434 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
6435 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
6436 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
6437 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
6438 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
6439 (thumb_legitimize_address): Delete.
6440 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
6441 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
6442 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
6443 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
6444 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
6445 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
6447 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
6450 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
6451 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
6452 * config/m32r/m32r.c (m32r_legitimize_address): New.
6453 * config/m68k/m68k.c (m68k_legitimize_address): New.
6454 * config/score/score.c (score_legitimize_address): Standardize.
6455 * config/score/score3.c (score3_legitimize_address): Standardize.
6456 * config/score/score3.h (score3_legitimize_address): Adjust.
6457 * config/score/score7.c (score7_legitimize_address): Standardize.
6458 * config/score/score7.h (score7_legitimize_address): Adjust.
6459 * config/sh/sh.c (sh_legitimize_address): New.
6460 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
6462 * gcc/config/s390/s390.c (legitimize_address): Rename to...
6463 (s390_legitimize_address): ... this.
6464 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
6465 (sparc_legitimize_address): ... this.
6466 * gcc/config/i386/i386.c (legitimize_address): Rename to...
6467 (ix86_legitimize_address): ... this.
6468 * gcc/config/avr/avr.c (legitimize_address): Rename to...
6469 (avr_legitimize_address): ... this.
6470 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
6471 (mn10300_legitimize_address): ... this.
6472 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
6473 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
6474 (alpha_expand_mov): Adjust call.
6476 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
6477 * config/spu/spu.c (spu_legitimize_address): Likewise.
6478 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
6479 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
6481 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6483 * intl.c (locale_encoding, locale_utf8): New.
6484 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
6485 * intl.h (locale_encoding, locale_utf8): Declare.
6486 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
6487 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
6489 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
6491 (pp_tree_identifier): Define to call pp_base_tree_identifier.
6492 (pp_base_tree_identifier): Declare as function.
6493 (identifier_to_locale): Declare.
6494 * Makefile.in (pretty-print.o): Update dependencies.
6495 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
6497 2009-05-04 Richard Guenther <rguenther@suse.de>
6500 * builtins.c (fold_builtin_memory_op): Do not decay to element
6501 type if the size matches the whole array.
6503 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6505 * expmed.c (synth_mult): When trying out a shift, pass the result
6508 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6510 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
6511 (shiftsub1_cost): New.
6512 (init_expmed): Compute shiftsub1_cost.
6513 (synth_mult): Optimize multiplications by constants of the form
6514 -(2^^m-1) for some constant positive integer m.
6516 2009-05-03 Richard Guenther <rguenther@suse.de>
6519 * c-typeck.c (array_to_pointer_conversion): Do not built
6520 ADDR_EXPRs of arrays of pointer-to-element type.
6521 * c-gimplify.c (c_gimplify_expr): Revert change fixing
6522 up wrong ADDR_EXPRs after-the-fact.
6523 * c-common.c (strict_aliasing_warning): Strip pointer
6524 conversions for obtaining the original type.
6525 * builtins.c (fold_builtin_memset): Handle array types.
6526 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
6529 2009-05-03 Richard Guenther <rguenther@suse.de>
6532 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
6533 Do not lose casts from array types with unknown extent to array
6534 types with known extent.
6535 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
6536 alias set compatibility.
6538 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6540 * flags.h (extra_warnings): Delete.
6541 * toplev.c (process_options): Handle Wuninitialized here.
6542 * opts.c (extra_warnings): Delete.
6543 (set_Wextra): Delete.
6544 (common_handle_option): -Wextra can be handled automatically.
6545 * c-opts.c (c_common_handle_option): Delete obsolete code.
6546 (c_common_post_options): Simplify comment.
6547 * common.opt (W): Add Var.
6549 (Wuninitialized): Initialize to -1.
6551 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
6552 Richard Guenther <rguenther@suse.de>
6554 * expr.c (get_def_for_expr): New function.
6555 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
6556 SSA rather than trees.
6557 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
6558 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
6560 2009-05-03 Joseph Myers <joseph@codesourcery.com>
6562 * c-common.c (reswords): Add _Imaginary.
6563 * c-common.c (enum rid): Add RID_IMAGINARY.
6565 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
6567 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
6568 Patch by Richard Guenther.
6570 2009-05-03 Anatoly Sokolov <aesok@post.ru>
6572 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
6573 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6574 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
6575 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
6576 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
6577 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
6578 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
6579 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
6580 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
6581 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
6582 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
6583 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
6584 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
6585 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
6586 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
6587 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
6588 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
6589 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
6591 2009-05-02 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/39940
6594 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
6597 2009-05-02 Richard Guenther <rguenther@suse.de>
6600 * tree-ssa.c (execute_update_addresses_taken): Properly check
6601 if we can mark a variable DECL_GIMPLE_REG_P.
6602 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
6603 back to the end of the function.
6604 (is_gimple_reg_type): Remove complex type special casing.
6605 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
6608 2009-05-02 Ben Elliston <bje@au.ibm.com>
6610 * doc/collect2.texi (Collect2): Document search path behaviour
6611 when configured with --with-ld.
6613 2009-05-02 Jan Hubicka <jh@suse.cz>
6615 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
6616 parameter; update callers.
6617 (coalesce_cost_edge): EH edges are costier because they needs
6618 splitting even if not critical and even more costier when there are
6619 multiple EH predecestors.
6621 2009-05-02 Jan Hubicka <jh@suse.cz>
6623 * except.c (remove_eh_handler_and_replace): Handle updating after
6624 removing TRY blocks.
6626 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
6628 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
6630 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
6632 * varasm.c: Do not include c-pragma.h.
6633 * attribs.c: Do not incude c-common.h.
6635 2009-05-01 Michael Matz <matz@suse.de>
6637 * calls.c (initialize_argument_information): Handle SSA names like
6638 decls with a non MEM_P DECL_RTL.
6640 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6642 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
6643 * ipa-utils.c: Likewise.
6644 * ipa-type-escape.c: Likewise.
6645 * cgraphunit.c Do not include c-common.h.
6646 * ipa-pure-const.c: Likewise.
6647 * tree-if-conv.c: Likewise.
6648 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
6649 * ipa-struct-reorg.c: Likewise.
6650 * tree-nomudflap.c: Likewise.
6651 * tree-ssa-structalias.c: Likewise.
6653 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6655 * store-motion.c: Many cleanups to make this pass a first-class
6656 citizen instead of an appendix to gcse load motion. Add TODO list
6657 to make this pass faster/cleaner/better.
6659 (struct ls_expr): Post gcse.c-split cleanups.
6660 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
6661 "stores" field to "avail_stores".
6662 (pre_ldst_mems): Rename to store_motion_mems.
6663 (pre_ldst_table): Rename to store_motion_mems_table.
6664 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
6665 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
6666 (ldst_entry): Rename to st_expr_entry, update users.
6667 (free_ldst_entry): Rename to free_st_expr_entry, update users.
6668 (free_ldst_mems): Rename to free_store_motion_mems, update users.
6669 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
6671 (first_ls_expr): Rename to first_st_expr, update users.
6672 (next_ls_expr): Rename to next_st_expr, update users.
6673 (print_ldst_list): Rename to print_store_motion_mems. Print names of
6674 fields properly for store motion instead of names inherited from load
6676 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
6677 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
6680 (ae_kill): Rename to st_kill, update users.
6681 (ae_gen): Rename to st_avloc, update users.
6682 (transp): Rename to st_transp, update users.
6683 (pre_insert_map): Rename to st_insert_map, update users.
6684 (pre_delete_map): Rename to st_delete_map, update users.
6685 (insert_store, build_store_vectors, free_store_memory,
6686 one_store_motion_pass): Update for abovementioned changes.
6688 (gcse_subst_count, gcse_create_count): Remove.
6689 (one_store_motion_pass): New statistics counters "n_stores_deleted"
6690 and "n_stores_created", local variables.
6692 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
6695 (regvec, compute_store_table_current_insn): Remove.
6696 (reg_set_info, reg_clear_last_set): Remove.
6697 (compute_store_table): Use DF caches instead of local dataflow
6700 2009-05-01 Joseph Myers <joseph@codesourcery.com>
6702 * c-objc-common.c (c_tree_printer): Print identifiers with
6703 pp_identifier, not pp_string. Mark "({anonymous})" for
6705 * c-pretty-print.c (pp_c_ws_string): New.
6706 (pp_c_cv_qualifier, pp_c_type_specifier,
6707 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
6708 pp_c_storage_class_specifier, pp_c_function_specifier,
6709 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
6710 pp_c_primary_expression, pp_c_postfix_expression,
6711 pp_c_unary_expression, pp_c_shift_expression,
6712 pp_c_relational_expression, pp_c_equality_expression,
6713 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
6714 use pp_string and pp_c_ws_string in place of pp_identifier and
6715 pp_c_identifier for non-identifiers. Mark English strings for
6717 * c-pretty-print.h (pp_c_ws_string): Declare.
6719 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
6720 Roland McGrath <roland@redhat.com>
6722 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
6723 (ENABLE_LD_BUILDID): New configuration option.
6724 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
6725 (LINK_BUILDID_SPEC): New macro.
6726 (init_spec): If defined, prepend it between LINK_EH_SPEC and
6728 * doc/install.texi: Document --enable-linker-build-id option.
6729 * configure: Rebuild.
6730 * config.in: Rebuild.
6732 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
6734 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
6735 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
6736 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
6737 MIPS_GP_SAVE_AREA_SIZE.
6738 * config/mips/mips.c (struct mips_frame_info): Update comment
6739 before arg_pointer_offset and hard_frame_pointer_offset.
6740 (mips_compute_frame_info): Update diagram before function: to
6741 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
6742 indicate the position of frame_pointer_rtx with -fstack-protector and
6743 to show args_size. Don't allocate cprestore area for leaf functions
6744 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
6746 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
6748 2009-04-30 Michael Matz <matz@suse.de>
6750 PR tree-optimization/39955
6751 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
6753 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
6755 * ira.c (setup_cover_and_important_classes): Use safe macro
6756 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
6758 * genpreds.c (write_tm_preds_h): Output suitable definition of
6759 REG_CLASS_FOR_CONSTRAINT.
6761 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6763 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
6765 * bitmap.c (bitmap_descriptor): Likewise.
6766 * ggc-common.c (loc_descriptor): Likewise.
6767 * varray.c (varray_descriptor): Likewise.
6768 * vec.c (vec_descriptor): Likewise.
6770 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
6772 * Makefile.in (dce.o): Add $(EXCEPT_H).
6773 * dce.c: Include except.h and delete redundant vector definitions.
6774 (deletable_insn_p): Return false for non-call insns that can throw
6777 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
6779 * gcse.c (ae_gen): Remove.
6780 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
6781 and make non-static function to make it available in store-motion.c.
6782 Update call sites with search-and-replace.
6783 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
6784 extract_mentioned_regs, extract_mentioned_regs_helper,
6785 find_moveable_store, compute_store_table, load_kills_store, find_loads,
6786 store_killed_in_insn, store_killed_after, store_killed_before,
6787 build_store_vectors, insert_insn_start_basic_block, insert-store,
6788 remove_reachable_equiv_notes, replace_store_insn, delete_store,
6789 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
6790 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
6791 * store-motion.c: ...new file. Also copy data structures from gcse.c
6792 and clean up to remove parts not used by store motion.
6793 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
6794 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
6796 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6799 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
6800 when optimizing for size.
6802 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
6804 * gcse.c (gcse_constant_p): Fix typo in last change.
6806 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6808 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
6810 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
6812 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
6814 2009-04-29 James E. Wilson <wilson@codesourcery.com>
6816 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
6817 CONST_HIGH_PART result.
6819 2009-04-29 Anatoly Sokolov <aesok@post.ru>
6821 * config/avr/avr.c (initial_elimination_offset): Rename to
6822 avr_initial_elimination_offset.
6823 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
6824 change return type to bool.
6825 (avr_can_eliminate): New function.
6826 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
6827 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
6828 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
6829 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
6830 avr_initial_elimination_offset.
6831 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
6832 (avr_initial_elimination_offset): Define.
6834 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
6835 Steven Bosscher <steven@gcc.gnu.org>
6837 PR rtl-optimization/39938
6838 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
6839 * cfgrtl.c: Include insn-attr.h.
6840 (rest_of_pass_free_cfg): New function.
6841 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
6842 * resource.c (init_resource_info): Remove call to df_analyze.
6844 2009-04-29 Richard Guenther <rguenther@suse.de>
6847 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
6848 allow conversion to signed integers.
6850 2009-04-29 Richard Guenther <rguenther@suse.de>
6852 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
6853 shifts of floating point vectors if the shift amount is
6854 a constant multiple of the element size.
6856 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
6857 Michael Matz <matz@suse.de>
6861 * tree-outof-ssa.c (emit_partition_copy): New function.
6862 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6863 insert_part_to_rtx_on_edge): Perform the partition base var
6864 copy using emit_partition_copy.
6865 (insert_value_copy_on_edge): Convert constants to the right mode.
6866 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
6867 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
6869 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6871 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
6872 scan backwards to try to find a constant to initialize it.
6874 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
6875 insn before the loop_end instruction, don't look past labels.
6877 2009-04-29 Richard Guenther <rguenther@suse.de>
6880 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
6881 loose type conversions.
6882 (forward_propagate_addr_expr): Fix tuplification bug. Remove
6883 stmts only if there are no uses of its definition.
6885 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6887 * config/bfin/bfin.h (splitting_loops): Declare.
6888 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
6889 Reorder bit definitions to be ascending.
6890 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
6891 * config/bfin/bfin.c (splitting_loops): New variable.
6892 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
6893 (struct loop_info): Remove members INIT and LOOP_INIT.
6894 (bfin_optimize_loop): Don't set them. Reorder the code that generates
6895 the LSETUP sequence. Allow LC to be loaded from any register, but
6896 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
6897 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
6899 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
6900 of reload_completed.
6903 * config/bfin/bfin.md (movsi_insn): Refine constraints.
6905 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
6907 * Makefile.in (PLUGIN_VERSION_H): New.
6908 (OBJS-common): Remove plugin-version.o.
6909 (plugin.o): Depend on (PLUGIN_VERSION_H).
6910 (plugin-version.o): Remove.
6911 * configure: Regenerate
6912 * configure.ac: Create plugin-version.h.
6913 * gcc-plugin.h (plugin_gcc_version): Remove.
6914 (plugin_default_version_check): Change signature.
6915 * plugin-version.c: Remove.
6916 * plugin.c: Include plugin-version.h.
6917 (str_plugin_gcc_version_name): Remove.
6918 (try_init_one_plugin): Pass gcc version to plugin_init.
6919 (plugin_default_version_check): Both gcc and plugin versions are now
6922 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6924 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
6925 problematic last insns. Test for TYPE_CALL rather than CALL_P.
6926 Remove special case testing for last insn of inner loops. Don't fail
6927 if the loop ends with a jump, emit an extra nop instead.
6929 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
6930 DREGS rather than comparing directly. Remove code that tries to
6931 account for latencies.
6933 2009-04-29 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/39941
6936 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
6937 eliminating an indirect call.
6939 2009-04-29 Richard Guenther <rguenther@suse.de>
6941 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
6942 parameter. Allow invariants as base if !require_lvalue.
6943 (verify_gimple_assign_single): Adjust.
6945 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6947 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
6948 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
6949 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
6950 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
6951 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
6953 * config/bfin/bfin.c (bfin_expand_builtin,
6954 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
6956 2009-04-28 Richard Guenther <rguenther@suse.de>
6958 * tree-vect-loop.c (get_initial_def_for_induction): Use
6959 correct types for pointer increment.
6961 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6963 * toplev.c (print_version): Update GMP version string calculation.
6965 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
6967 PR rtl-optimization/39938
6968 * resource.c (init_resource_info): Add call to df_analyze.
6970 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6972 * config/alpha/alpha.md (usegp): Cast the result of
6973 alpha_find_lo_sum_using_gp to enum attr_usegp.
6974 * config/alpha/alpha.c (override_options): Remove end-of-structure
6975 marker element from cpu_table. Use array size of cpu_table to handle
6976 -mcpu and -mtune options.
6977 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
6979 2009-04-28 Joseph Myers <joseph@codesourcery.com>
6981 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
6982 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
6983 tune_32 and tune_64.
6984 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6986 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
6987 * config/rs6000/option-defaults.h: ... here. New file.
6988 (OPT_64, OPT_32): Define.
6989 (MASK_64BIT): Define to 0 if not already defined.
6990 (OPT_ARCH64, OPT_ARCH32): Define.
6991 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
6994 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6996 * config/arm/arm.c (arm_override_options): Emit error on using
6999 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7001 PR rtl-optimization/39914
7002 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7003 registers for allocnos created from user-defined variables only
7004 when not optimizing.
7006 2009-04-28 Richard Guenther <rguenther@suse.de>
7009 * fold-const.c (fold_binary): Use distribute_real_division only
7012 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7014 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7015 add hpux-stdint.h to tm_file.
7016 (hppa[12]*-*-hpux11*): Ditto.
7017 (ia64*-*-hpux*): Ditto.
7018 * config/hpux-stdint.h: New.
7019 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7020 __STDC_EXT__ for all compiles.
7021 * config/pa/pa-hpux.h: Ditto.
7022 * config/pa/pa-hpux10.h: Ditto.
7023 * config/pa/pa-hpux11.h: Ditto.
7025 2009-04-28 Catherine Moore <clm@codesourcery.com>
7027 * debug.h (set_name): Add comment.
7029 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7032 * config/darwin.c (machopic_gen_offset): Check
7033 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7034 * config/arm/arm.c (require_pic_register): Likewise.
7036 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7038 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7039 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7040 m32c_promote_prototypes): Delete.
7042 2009-04-28 Michael Matz <matz@suse.de>
7045 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7048 2009-04-28 Richard Guenther <rguenther@suse.de>
7050 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7052 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7054 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7055 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7056 * config/arm/arm-tune.md: Regenerate.
7058 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7060 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7061 block if there are complex incoming edges.
7062 (sel_merge_blocks): Remove useless assert.
7063 (sel_redirect_edge_and_branch): Check that edge was redirected.
7064 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7065 (sel_find_rgns): Delete declaration.
7066 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7067 the region when it is not a preheader.
7069 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7072 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7074 2009-04-28 Richard Guenther <rguenther@suse.de>
7076 * tree.h (SSA_NAME_VALUE): Remove.
7077 (struct tree_ssa_name): Remove value_handle member.
7078 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7079 array for jump threading.
7080 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7082 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7083 * tree-flow.h (threadedge_initialize_values): Declare.
7084 (threadedge_finalize_values): Likewise.
7085 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7086 (SSA_NAME_VALUE): Define.
7087 (threadedge_initialize_values): New function.
7088 (threadedge_finalize_values): Likewise.
7089 * tree-ssa-dom.c (ssa_name_values): New global variable.
7090 (SSA_NAME_VALUE): Define.
7091 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
7093 2009-04-28 Ira Rosen <irar@il.ibm.com>
7095 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7096 Use REPORT_VECTORIZED_LOCATIONS instead
7097 REPORT_VECTORIZED_LOOPS.
7098 * tree-vectorizer.c (vect_verbosity_level): Make static.
7099 (vect_loop_location): Rename to vect_location.
7100 (vect_set_verbosity_level): Update comment.
7101 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
7103 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
7104 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
7105 instead REPORT_UNVECTORIZED_LOOPS.
7106 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
7107 and vect_loop_def to vect_external_def and vect_internal_def.
7108 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
7109 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
7110 REPORT_UNVECTORIZED_LOCATIONS.
7111 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
7112 and vect_used_in_loop and to vect_unused_in_scope and
7114 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
7115 (vect_verbosity_level): Remove declaration.
7116 (vect_analyze_operations): Likewise.
7117 (vect_analyze_stmt): Declare.
7118 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
7119 REPORT_UNVECTORIZED_LOCATIONS.
7120 (vect_get_loop_niters): Fix indentation.
7121 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
7122 (vect_analyze_loop_operations): New function.
7123 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
7124 vect_analyze_operations.
7125 (vect_is_simple_reduction): Use new names.
7126 (vectorizable_live_operation, vect_transform_loop): Likewise.
7127 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
7128 to specify whether the data references can be a part of interleaving
7130 (vect_analyze_data_ref_dependence): Use new names.
7131 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
7132 (vect_create_addr_base_for_vector_ref): Remove redundant code.
7133 * tree-vect-patterns.c (widened_name_p): Use new names.
7134 (vect_recog_dot_prod_pattern): Likewise.
7135 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
7136 (process_use, vect_mark_stmts_to_be_vectorized,
7137 vect_model_simple_cost, vect_model_store_cost,
7138 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
7139 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7140 vectorizable_operation, vectorizable_type_demotion,
7141 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
7142 vectorizable_condition): Likewise.
7143 (vect_analyze_operations): Split into vect_analyze_loop_operations
7145 (vect_analyze_stmt): ... new function.
7146 (new_stmt_vec_info): Use new names.
7147 (vect_is_simple_use): Use new names and fix comment.
7148 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
7149 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
7151 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7154 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
7155 and integer modes for x87 operands. Do not ICE for unsupported size,
7156 generate error instead. Generate error for unsupported operand types.
7157 ['z']: Do not handle HImode memory operands specially. Warning
7158 for floating-point operands. Fallthru to 'Z' for unsupported operand
7159 types. Do not ICE for unsupported size, generate error instead.
7160 (output_387_binary_op): Use %Z to output operands.
7161 (output_fp_compare): Ditto.
7162 (output_387_reg_move): Ditto.
7164 2009-04-28 Ben Elliston <bje@au.ibm.com>
7169 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7171 * builtins.c (c_strlen): Do not warn here.
7172 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7173 * c-common.c (pointer_int_sum): Take an explicit location.
7174 Warn about offsets out of bounds.
7175 * c-common.h (pointer_int_sum): Adjust declaration.
7177 2009-04-27 Ian Lance Taylor <iant@google.com>
7179 * collect2.c (is_ctor_dtor): Change type of ret field in struct
7181 * dce.c (run_fast_df_dce): Change type of old_flags to int.
7182 * df-core.c (df_set_flags): Change return type to int. Change
7183 type of old_flags to int.
7184 (df_clear_flags): Likewise.
7185 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
7186 (df_get_conditional_uses): Likewise.
7187 * df.h (df_set_flags, df_clear_flags): Update declarations.
7188 * dwarf2out.c (struct indirect_string_node): Change type of form
7189 field to enum dwarf_form.
7190 (AT_string_form): Change return type to enum dwarf_form.
7191 * fixed-value.c (fixed_compare): Add cast to enum type.
7192 * fwprop.c (update_df): Change 0 to VOIDmode.
7193 * gensupport.c: Change 0 to UNKNOWN.
7194 * gimple.h (gimple_cond_code): Add cast to enum type.
7195 * haifa-sched.c (reemit_notes): Add cast to enum type.
7196 * hooks.c (hook_int_void_no_regs): Remove function.
7197 * hooks.h (hook_int_void_no_regs): Remove declaration.
7198 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
7199 * predict.c (combine_predictions_for_insn): Add casts to enum type.
7200 * real.c (real_arithmetic): Add cast to enum type.
7201 (real_compare): Likewise.
7202 * target.h (struct gcc_target): Change return type of
7203 branch_target_register_class to enum reg_class.
7204 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
7205 default_branch_target_register_class.
7206 * targhooks.c (default_branch_target_register_class): New function.
7207 * targhooks.h (default_branch_target_register_class): Declare.
7208 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
7209 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
7211 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
7213 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
7214 vect_uninitialized_def. Change 0 to ERROR_MARK.
7215 * tree-vect-stmts.c (supportable_widening_operation): Don't
7216 initialize icode1 and icode2.
7217 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
7218 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
7220 (cmn_err_flag_specs): Change 0 to STD_C89.
7221 (cmn_err_char_table): Likewise.
7222 * config/arm/arm.c (get_arm_condition_code): Change type of code
7223 to enum arm_cond_code.
7224 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
7225 (IWMMXT_BUILTIN2): Likewise.
7226 (neon_builtin_type_bits): Don't define typedef.
7227 (neon_builtin_datum): Change type of bits field to int.
7228 (arm_expand_neon_args): Add cast to enum type.
7229 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
7231 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
7233 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
7235 * config/mips/mips.md (jal_macro): Return enum constant.
7236 (single_insn): Likewise.
7237 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
7239 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7241 * config/s390/s390.c (s390_tune_flags): Change type to int.
7242 (s390_arch_flags): Likewise.
7243 (s390_handle_arch_option): Change flags field of struct pta to int.
7244 * config/s390/s390.h (s390_tune_flags): Update declaration.
7245 (s390_arch_flags): Likewise.
7246 * config/sh/sh.c (prepare_move_operands): Compare
7247 tls_symbolic_operand result with enum constant.
7248 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
7249 (sh_expand_prologue): Add cast to enum type.
7250 (sh_expand_epilogue): Likewise.
7251 (tls_symbolic_operand): Change return type to enum tls_model.
7252 (fpscr_set_from_mem): Add cast to enum type.
7253 (legitimize_pic_address): Compare tls_symbolic_operand result with
7255 (sh_target_reg_class): Change return type to enum reg_class.
7256 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
7258 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
7259 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
7260 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
7261 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
7262 (delayed_branch, tls_call_delay): Likewise.
7263 (eligible_for_sibcall_delay): Likewise.
7264 (eligible_for_return_delay): Likewise.
7265 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
7266 (spu_expand_builtin_1): Likewise.
7268 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
7269 for all types of conversions.
7270 (output_init_element): Issue -Wc++-compat warning if needed when
7271 initializing a bitfield with enum type.
7272 * c-parser.c (c_parser_expression): Set original_type to
7273 original_type of right hand operand of comman operator.
7275 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7277 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
7279 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
7280 * doc/cpp.texi (Standard Predefined Macros)
7281 (Implementation-defined behavior): Likewise.
7282 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
7283 * doc/gimple.texi (GIMPLE Exception Handling)
7284 (@code{GIMPLE_ASSIGN}): Likewise.
7285 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
7286 * doc/invoke.texi (Warning Options, Optimize Options)
7287 (AVR Options, Darwin Options): Likewise.
7288 (Optimize Options): Reformulate -fwhole-program description.
7289 * doc/loop.texi (Lambda): Likewise.
7290 * doc/md.texi (Output Template, Define Constraints)
7291 (Standard Names, Insn Splitting): Likewise.
7292 * doc/options.texi (Option properties): Likewise.
7293 * doc/passes.texi (Tree-SSA passes): Likewise.
7294 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
7295 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
7296 (File Names and DBX): Likewise.
7297 * doc/trouble.texi (Incompatibilities): Likewise.
7299 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7301 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
7302 instruction is correct.
7304 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7306 Allow non-constant arguments to conversion intrinsics.
7307 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
7308 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
7309 * spu.c (print_operand): Handle 'v' and 'w'.
7310 (exp2_immediate_p, spu_gen_exp2): Define.
7311 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
7312 spu_convtf_1): Update parameter descriptions.
7313 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
7314 * constraints.md ('v', 'w'): New.
7315 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
7317 (i2f, I2F): New define_mode_attr.
7318 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
7319 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
7320 fixuns_truncv4sfv4si2): Update to use mode attribute.
7321 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
7322 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
7323 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
7324 patterns for combine.
7326 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
7328 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
7329 (cprop, hoist, pre, store_motion): New debug counters.
7330 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
7331 is not an RTL pass anymore.
7332 (pass_profiling): Remove extern decl for pass removed in 2005.
7333 (pass_gcse, pass_jump_bypass): Remove.
7334 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
7335 to 0 for clean state.
7336 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
7337 * cse.c (gate_handle_cse_after_global_opts,
7338 rest_of_handle_cse_after_global_opts): New functions.
7339 (pass_cse_after_global_opts): New pass, does local CSE.
7340 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
7341 (TV_CPROP): New timevar.
7342 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
7343 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
7344 (gcse_main, recompute_all_luids): Remove.
7345 (compute_hash_table_work): Call max_reg_num instead of reading
7347 (cprop_jump): Don't set run_jump_opt_after_gcse.
7348 (constprop_register): Always allow to alter jumps.
7349 (cprop_insn): Likewise.
7350 (do_local_cprop): Likewise.
7351 (local_cprop_pass): Likewise. Return non-zero if something changed.
7352 (cprop): Remove function, fold interesting bits into one_cprop_pass.
7353 (find_implicit_sets): Add note about missed optimization opportunity.
7354 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
7355 pass_rtl_cprop execute function.
7356 Don't bother tracking the pass number, each pass gets its own dumpfile
7358 Always allow to alter jumpsand bypass jumps.
7359 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
7360 will just find no suitable set.
7361 (pre_edge_insert): Fix dumping, this function is for PRE only.
7362 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
7363 pass_rtl_pre execute function.
7364 (hoist_code): Return non-zero if something changed. Keep track of
7365 substitutions and insertions for statistics gathering similar to PRE.
7366 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
7367 called from the pass_rtl_hoist execute function. Show pass statistics.
7368 (compute_store_table): Use max_reg_num directly instead of using the
7369 formerly global max_gcse_regno.
7370 (build_store_vectors): Likewise.
7371 (replace_store_insn): Fix dumping.
7372 (store_motion): Rename to ...
7373 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
7374 pass, called from the pass_rtl_store_motion execute function. Keep
7375 track of substitutions and insertions for statistics gathering similar
7377 (bypass_jumps): Remove, fold interesting bits into ...
7378 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
7379 from the pass_rtl_cprop execute function.
7380 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7381 pass_jump_bypass): Remove.
7382 (gate_handle_gcse, rest_of_handle_gcse): Remove.
7383 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
7384 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
7385 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
7386 (gate_rtl_store_motion, execute_rtl_store_motion,
7387 pass_rtl_store_motion): New.
7388 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
7389 make it clear that -fcse-skip-blocks is a no-op for backward compat.
7390 * passes.c (init_optimization_passes): Remove pass_gcse and
7391 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
7392 and cse_after_global_opts in place of pass_gcse. Schedule cprop
7393 instead of pass_jump_bypass.
7395 2009-04-27 Richard Guenther <rguenther@suse.de>
7398 * gimplify.c (gimplify_expr): If we are required to create
7399 a temporary make sure it ends up as register.
7401 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
7404 * config/i386/i386.c (construct_container): Don't call
7405 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
7406 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
7408 2009-04-27 Michael Matz <matz@suse.de>
7410 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
7411 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
7412 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
7413 (dump_replaceable_exprs): Take a bitmap.
7414 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
7416 (expand_gimple_basic_block): Likewise.
7417 * tree-ssa-ter.c (struct temp_expr_table_d): Make
7418 replaceable_expressions member a bitmap.
7419 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
7420 (mark_replaceable): Likewise.
7421 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
7422 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
7424 2009-04-27 Richard Guenther <rguenther@suse.de>
7426 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
7427 (verify_stmts): Dispatch to gimple/type verification code.
7428 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
7429 issue with call argument types.
7431 2009-04-27 Michael Matz <matz@suse.de>
7433 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
7434 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7437 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
7438 Eric Botcazou <ebotcazou@adacore.com>
7440 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
7441 a label's basic block.
7442 (mark_target_live_regs): Tidy and rework obsolete comments.
7443 Change back DF problem to LIVE. If a label starts a basic block,
7444 assume that all registers that used to be live then still are.
7445 (init_resource_info): If a label starts a basic block, set its
7446 BLOCK_FOR_INSN accordingly.
7447 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
7449 2009-04-27 Richard Guenther <rguenther@suse.de>
7451 * tree-flow-inline.h (function_ann): Remove.
7452 (get_function_ann): Likewise.
7453 * tree-dfa.c (create_function_ann): Remove.
7454 * tree-flow.h (struct static_var_ann_d): Remove.
7455 (struct function_ann_d): Likewise.
7456 (union tree_ann_d): Remove fdecl member.
7457 (function_ann_t): Remove.
7458 (function_ann, get_function_ann, create_function_ann): Remove
7461 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
7463 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
7465 2009-04-27 Jan Hubicka <jh@suse.cz>
7467 * ipa-pure-const.c (struct funct_state_d): New fields
7468 state_previously_known, looping_previously_known; remove
7469 state_set_in_source.
7470 (analyze_function): Use new fields.
7471 (propagate): Avoid assumption that state_set_in_source imply
7474 * tree-ssa-loop-niter.c (finite_loop_p): New function.
7475 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
7476 * cfgloop.h (finite_loop_p): Declare.
7478 2009-04-26 Michael Matz <matz@suse.de>
7480 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
7482 2009-04-26 Michael Matz <matz@suse.de>
7484 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
7485 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
7486 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
7487 pass_mark_used_blocks): Remove.
7488 * tree-optimize.c (pass_free_datastructures,
7489 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
7490 * passes.c (init_optimization_passes): Don't call
7491 pass_mark_used_blocks, remove dead code.
7493 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
7495 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
7496 * tree-ssa-live.h (register_ssa_partition): Likewise.
7498 2009-04-26 Michael Matz <matz@suse.de>
7501 * builtins.c (fold_builtin_next_arg): Handle SSA names.
7502 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
7503 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
7505 (compare_pairs): Swap cost comparison.
7506 (coalesce_ssa_name): Don't use change_partition_var.
7507 * tree-nrv.c (struct nrv_data): Add modified member.
7508 (finalize_nrv_r): Set it.
7509 (tree_nrv): Use it to update statements.
7510 (pass_nrv): Require PROP_ssa.
7511 * tree-mudflap.c (mf_decl_cache_locals,
7512 mf_build_check_statement_for): Use make_rename_temp.
7513 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
7514 * alias.c (find_base_decl): Handle SSA names.
7515 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
7516 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
7517 * rtl.h (set_reg_attrs_for_parm): Declare.
7518 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
7519 to "optimized", remove unused locals at finish.
7520 (execute_free_datastructures): Make global, call
7521 delete_tree_cfg_annotations.
7522 (execute_free_cfg_annotations): Don't call
7523 delete_tree_cfg_annotations.
7525 * ssaexpand.h: New file.
7526 * expr.c (toplevel): Include ssaexpand.h.
7527 (expand_assignment): Handle SSA names the same as register variables.
7528 (expand_expr_real_1): Expand SSA names.
7529 * cfgexpand.c (toplevel): Include ssaexpand.h.
7530 (SA): New global variable.
7531 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
7532 (SSAVAR): New macro.
7533 (set_rtl): New helper function.
7534 (add_stack_var): Deal with SSA names, use set_rtl.
7535 (expand_one_stack_var_at): Likewise.
7536 (expand_one_stack_var): Deal with SSA names.
7537 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
7538 before unique numbers.
7539 (expand_stack_vars): Use set_rtl.
7540 (expand_one_var): Accept SSA names, add asserts for them, feed them
7541 to above subroutines.
7542 (expand_used_vars): Expand all partitions (without default defs),
7543 then only the local decls (ignoring those expanded already).
7544 (expand_gimple_cond): Remove edges when jumpif() expands an
7546 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
7547 or remove abnormal edges. Ignore insns setting the LHS of a TERed
7549 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
7550 members of SA; deal with PARM_DECL partitions here; expand
7551 all PHI nodes, free tree datastructures and SA. Commit instructions
7552 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
7553 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
7554 info and statements at start, collect garbage at finish.
7555 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
7556 (VAR_ANN_PARTITION) Remove.
7557 (change_partition_var): Don't declare.
7558 (partition_to_var): Always return SSA names.
7559 (var_to_partition): Only accept SSA names.
7560 (register_ssa_partition): Only check argument.
7561 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
7563 (delete_var_map): Don't free it.
7564 (var_union): Only accept SSA names, simplify.
7565 (partition_view_init): Mark only useful SSA names as used.
7566 (partition_view_fini): Only deal with SSA names.
7567 (change_partition_var): Remove.
7568 (dump_var_map): Use ssa_name instead of partition_to_var member.
7569 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
7571 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
7572 (struct _elim_graph): New member const_dests; nodes member vector of
7574 (set_location_for_edge): New static helper.
7575 (create_temp): Remove.
7576 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
7577 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
7578 (new_elim_graph): Allocate const_dests member.
7579 (clean_elim_graph): Truncate const_dests member.
7580 (delete_elim_graph): Free const_dests member.
7581 (elim_graph_size): Adapt to new type of nodes member.
7582 (elim_graph_add_node): Likewise.
7583 (eliminate_name): Likewise.
7584 (eliminate_build): Don't take basic block argument, deal only with
7585 partition numbers, not variables.
7586 (get_temp_reg): New static helper.
7587 (elim_create): Use it, deal with RTL temporaries instead of trees.
7588 (eliminate_phi): Adjust all calls to new signature.
7589 (assign_vars, replace_use_variable, replace_def_variable): Remove.
7590 (rewrite_trees): Only do checking.
7591 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
7592 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
7593 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
7594 contains_tree_r, MAX_STMTS_IN_LATCH,
7595 process_single_block_loop_latch, analyze_edges_for_bb,
7596 perform_edge_inserts): Remove.
7597 (expand_phi_nodes): New global function.
7598 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
7599 functions, initialize new parameter, remember partitions having a
7601 (finish_out_of_ssa): New global function.
7602 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
7603 don't reset in_ssa_p here, don't disable TER when mudflap.
7604 (pass_del_ssa): Remove.
7605 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
7607 (execute_free_datastructures): Declare.
7608 * Makefile.in (SSAEXPAND_H): New variable.
7609 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
7610 * basic-block.h (commit_one_edge_insertion): Declare.
7611 * passes.c (init_optimization_passes): Move pass_nrv and
7612 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
7613 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
7614 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
7615 (redirect_branch_edge): Deal with super block when expanding, split
7616 out jump patching itself into ...
7617 (patch_jump_insn): ... here, new static helper.
7619 2009-04-26 Michael Matz <matz@suse.de>
7621 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
7622 beyond num_ssa_names.
7623 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
7624 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
7626 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7629 * fwprop.c (forward_propagate_asm): New function.
7630 (forward_propagate_and_simplify): Propagate also into __asm, if it
7631 doesn't increase the number of referenced registers.
7634 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
7636 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7638 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
7639 note_nonlocal_vla_type for nonlocal VLAs.
7640 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
7641 contains_remapped_vars, remap_vla_decls): New functions.
7642 (convert_nonlocal_reference_stmt): If not optimizing, call
7643 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
7644 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
7645 if it wasn't found in var_map.
7646 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
7647 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
7648 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
7650 * gimplify.c (nonlocal_vlas): New variable.
7651 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
7653 (gimplify_body): Create and destroy nonlocal_vlas.
7655 * dwarf2out.c (loc_descr_plus_const): New function.
7656 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
7657 mem_loc_descriptor, loc_descriptor_from_tree_1,
7658 descr_info_loc, gen_variable_die): Use it.
7660 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
7661 !TREE_STATIC VAR_DECLs.
7662 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
7663 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
7664 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
7665 DECL_BY_REFERENCE is valid.
7666 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
7667 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
7668 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
7669 Copy DECL_BY_REFERENCE.
7670 (struct nesting_copy_body_data): New type.
7671 (nesting_copy_decl): New function.
7672 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
7673 if they have variable length.
7675 2009-04-26 Michael Matz <matz@suse.de>
7677 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
7678 mark new temporaries for renaming.
7680 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7683 * c-decl.c (global_bindings_p): Return negative value.
7684 (c_variable_size): New. Based on variable_size from
7686 (grokdeclarator): Call c_variable_size not variable_size.
7688 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.c (print_operand) ['z']: Fix typo.
7692 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
7694 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
7695 Redefine it to just use mingw/include.
7696 (ASM_SPEC): Rules for -m32 and -m64.
7697 (LINK_SPEC): Use Likewise.
7698 (SPEC_32): New define.
7699 (SPEC_64): Likewise.
7700 (SUB_LINK_SPEC): Likewise.
7701 (MULTILIB_DEFAULTS): New define.
7702 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
7703 Add multilib options.
7704 (MULTILIB_DIRNAMES): Likewise.
7705 (MULTILIB_OSDIRNAMES): Likewise.
7707 (INSTALL_LIBGCC): Likewise.
7709 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7712 * c-tree.h (enum c_inline_static_type): New.
7713 (record_inline_static): Declare.
7714 * c-decl.c (struct c_inline_static, c_inline_statics,
7715 record_inline_static, check_inline_statics): New.
7716 (pop_file_scope): Call check_inline_statics.
7717 (start_decl): Call record_inline_static instead of pedwarning
7718 directly for static in inline function.
7719 * c-typeck.c (build_external_ref): Call record_inline_static
7720 instead of pedwarning directly for static referenced in inline
7723 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
7725 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
7726 not new but only being rescanned.
7727 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
7728 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
7729 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
7730 record_set_info, compute_set, grealloc): Remove.
7731 (recompute_all_luids): New function.
7732 (gcse_main): Don't compute sets, and don't do related memory
7733 allocations/free-ing. If something changed before the end of the
7734 pass, update LUIDs using recompute_all_luids.
7735 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
7736 (free_gcse_mem): Don't free it either.
7737 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
7738 Use the df insn LUIDs.
7739 (load_killed_in_block): Likewise.
7740 (compute_hash_table_work): Don't compute reg_set_in_block.
7741 (compute_transp): Use DF_REG_DEF_CHAINs.
7742 (local_cprop_pass): Don't use compute_sets and related functions.
7743 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
7744 Use get_max_uid() instead of max_cuid.
7745 (insert_insn_end_basic_block, pre_insert_copy_insn,
7746 update_ld_motion_stores): Don't try to
7747 keep reg_set tables up to date.
7748 (pre_insert_copies): Use df insn LUIDs.
7749 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
7750 (reg_set_info): Don't use extra bitmap argument.
7751 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
7752 information to compute regs_set_in_block.
7753 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
7754 (bypass_jumps): Don't use compute_sets and friends.
7756 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7759 * opts.c (undocumented_msg): Do not leave blank even with
7762 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7764 * c-decl.c (build_enumerator): Allow values folding to integer
7765 constants but not integer constant expressions with a pedwarn if
7768 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7771 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
7772 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
7773 type is an integer constant.
7775 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7778 * config/i386/i386.c (print_operand) ['z']: Revert handling of
7781 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7784 * c-decl.c (grokdeclarator): Diagnose declarations of functions
7785 with variably modified return type and no storage class
7786 specifiers, except for the case of nested functions. Distinguish
7787 extern declarations of functions with variably modified return
7788 types from those of objects with variably modified types.
7790 2009-04-25 Jan Hubicka <jh@suse.cz>
7792 * tree.c (list_equal_p): New function.
7793 * tree.h (list_equal_p): Declare.
7794 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7795 basic_block_def, basic_block, const_basic_block): New.
7796 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
7797 (redirect_eh_edge): New function.
7798 (make_eh_edge_update_phi): EH edges are not abnormal.
7799 * except.c: Include tree-flow.h.
7800 (list_match): New function.
7801 (eh_region_replaceable_by_p): New function.
7802 (replace_region): New function.
7803 (hash_type_list): New function.
7804 (hash_eh_region): New function.
7805 (eh_regions_equal_p): New function.
7806 (merge_peers): New function.
7807 (remove_unreachable_regions): Verify EH tree when checking;
7809 (copy_eh_region_1): New function.
7810 (copy_eh_region): New function.
7811 (push_reachable_handler): New function.
7812 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
7813 regions without label but with live RESX.
7814 * except.h (redirect_eh_edge_to_label): New.
7815 * tree-flow.h (redirect_eh_edge): New.
7816 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7817 basic_block_def, basic_block, const_basic_block): Remove.
7818 * Makefile.in (except.o): Add dependency on tree-flow.h
7819 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
7820 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
7823 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
7826 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
7827 on the destination of memcpy.
7829 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
7831 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
7832 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
7833 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
7835 2009-04-25 Jan Hubicka <jh@suse.cz>
7837 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
7838 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
7839 to be reached by different label than left.
7840 (update_eh_edges): Update comment; remove edge_to_remove if possible
7841 and return true if suceeded.
7842 (cleanup_empty_eh): Accept sharing map; handle shared regions.
7843 (cleanup_eh): Compute sharing map.
7844 * except.c (remove_eh_handler_and_replace): Add argument if we should
7846 (remove_unreachable_regions): Update for label sharing.
7847 (label_to_region_map): Likewise.
7848 (get_next_region_sharing_label): New function.
7849 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
7851 (remove_eh_handler): Update.
7852 (remove_eh_region_and_replace_by_outer_of): New function.
7853 * except.h (struct eh_region): Add next_region_sharing_label.
7854 (remove_eh_region_and_replace_by_outer_of,
7855 get_next_region_sharing_label): Declare.
7856 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
7858 2009-04-25 Jan Hubicka <jh@suse.cz>
7860 * tree-cfg.c (split_critical_edges): Split also edges where we can't
7861 insert code even if they are not critical.
7863 2009-04-25 Jan Hubicka <jh@suse.cz>
7865 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7866 (gimple_can_remove_branch_p): EH edges won't remove branch by
7868 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
7869 updating of non-abnormal EH edges.
7870 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7871 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
7872 (split_critical_edges): Split also edges where emitting code on them
7873 will lead to splitting later.
7875 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7876 H.J. Lu <hongjiu.lu@intel.com>
7879 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
7880 the configured assembler supports fildq and fistpq mnemonics.
7881 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
7882 * configure: Regenerated.
7885 * config/i386/i386.c (print_operand): Handle 'Z'.
7886 ['z']: Remove handling of special fild/fist suffixes.
7887 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
7888 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
7889 suffix of fild insn.
7890 (*floatsi<mode>2_vector_mixed): Ditto.
7891 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
7892 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
7893 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7894 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
7895 * config/i386/gas.h (GAS_MNEMONICS): Remove.
7897 2009-04-25 Ben Elliston <bje@au.ibm.com>
7899 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
7900 the source of a set operation.
7902 2009-04-25 Anatoly Sokolov <aesok@post.ru>
7904 * target.h (struct gcc_target): Add case_values_threshold field.
7905 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
7906 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
7907 * targhooks.c (default_case_values_threshold): New function.
7908 * targhooks.h (default_case_values_threshold): Declare function.
7909 * stmt.c (expand_case): Use case_values_threshold target hook.
7910 * expr.h (case_values_threshold): Remove declartation.
7911 * expr.c (case_values_threshold): Remove function.
7912 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
7914 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
7915 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7916 (avr_case_values_threshold): Declare as static.
7917 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
7919 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
7920 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7921 (mn10300_case_values_threshold): New function.
7923 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
7925 * ira.c (setup_cover_and_important_classes): Add enum cast.
7927 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
7929 * genpreds.c (write_enum_constraint_num): Output definition of
7930 CONSTRAINT_NUM_DEFINED_P macro.
7931 * ira.c (setup_cover_and_important_classes): Use
7932 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
7934 2009-04-24 DJ Delorie <dj@redhat.com>
7936 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
7937 __SH2A_SINGLE_ONLY__ also.
7939 2009-04-24 Steve Ellcey <sje@cup.hp.com>
7941 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
7942 (movdf_internal): Ditto.
7943 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
7944 SFmode and DFmode constants.
7945 (ia64_print_operand): Add 'G' format for printing
7946 floating point constants.
7948 2009-04-24 Richard Guenther <rguenther@suse.de>
7950 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
7951 from unsigned additions.
7953 2009-04-24 Joseph Myers <joseph@codesourcery.com>
7955 * c-typeck.c (set_init_index): Allow array designators that are
7956 not integer constant expressions with a pedwarn if pedantic.
7958 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
7960 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
7961 zero if no overlap in nonzero bits between the operands.
7963 2009-04-24 Ian Lance Taylor <iant@google.com>
7965 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
7966 (record_dead_and_set_regs): Likewise.
7967 * df.h (struct df_mw_hardreg): Change flags field to int.
7968 (struct df_base_ref): Likewise.
7969 (struct df): Change changeable_flags field to int.
7970 * df-scan.c (df_defs_record): Change clobber_flags to int.
7971 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
7972 constants rather than #define macros.
7973 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
7974 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
7975 (enum dwarf_calling_convention): Likewise.
7976 (enum dwarf_line_number_x_ops): Likewise.
7977 (enum dwarf_call_frame_info): Likewise.
7978 (enum dwarf_source_language): Likewise.
7979 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
7980 (add_calling_convention_attribute): Likewise.
7981 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
7982 (combine_comparisons): Change compcode to int. Add cast to enum type.
7983 * genrecog.c (maybe_both_true_2): Change c to int.
7984 (write_switch): Likewise. Add cast to enum type.
7985 * gimplify.c (gimplify_omp_for): Handle return values from
7986 gimplify_expr using MIN rather than bitwise or.
7987 (gimplify_expr): Add cast to enum type.
7988 * ipa-prop.c (update_jump_functions_after_inlining): Change
7989 IPA_BOTTOM to IPA_JF_UNKNOWN.
7990 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
7991 Add casts to enum type.
7992 (setup_cover_and_important_classes): Change cl to int. Add casts
7994 (setup_class_translate): Change cl and mode to int.
7995 (ira_init_once): Change mode to int.
7996 (free_register_move_costs): Likewise.
7997 (setup_prohibited_mode_move_regs): Add casts to enum type.
7998 * langhooks.c (add_builtin_function_common): Rework assertion that
7999 value fits bitfield.
8000 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8001 * omega.c (omega_do_elimination): Avoid math on enum types.
8002 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8003 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8004 int local to handle integral_argment value.
8005 * regmove.c (try_auto_increment): Change PUT_MODE to
8007 * reload.c (push_secondary_reload): Add casts to enum type.
8008 (secondary_reload_class, find_valid_class): Likewise.
8009 * reload1.c (emit_input_reload_insns): Likewise.
8010 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8011 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8012 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8014 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8015 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8017 (expand_complex_libcall): Add casts to enum type.
8018 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8019 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8020 with ERROR_MARK, not NUM_TREE_CODES.
8021 (vect_create_epilog_for_reduction): Likewise.
8022 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8023 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8024 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8026 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8027 vect_unused_in_loop. Change 0 to loop_vect.
8028 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8029 * var-tracking.c (get_init_value): Change return type to enum
8031 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8032 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8034 (arm_override_options): Add casts to enum type.
8035 (arm_emit_tls_decoration): Likewise.
8036 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8038 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8039 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8040 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8042 * config/s390/s390.c (code_for_builtin_64): Change to array of
8044 (code_for_builtin_31): Likewise.
8045 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8047 * config/sparc/sparc.c (sparc_override_options): Change value
8048 field in struct code_model to enum cmodel. In initializer change
8049 0 to NULL and add cast to enum type.
8051 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8052 Change all callers. Issue a -Wc++-compat warning using
8053 lhs_origtype if necessary.
8054 (convert_for_assignment): Issue -Wc++-compat warnings about
8055 invalid conversions to enum type on assignment.
8056 * c-common.h (build_modify_expr): Update declaration.
8058 2009-04-24 Nick Clifton <nickc@redhat.com>
8060 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8061 (function_arg_advance): Likewise.
8062 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8065 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8067 * config/s390/constraints.md ('I', 'J'): Fix condition.
8069 2009-04-24 Diego Novillo <dnovillo@google.com>
8071 * gengtype-parse.c (parse_error): Add newline after message.
8073 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8075 * config/i386/sse.md (avxmodesuffixs): Removed.
8076 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8077 (*avx_pinsr<ssevecsize>): This.
8079 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8081 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8082 follow chains of regs with a single definition, and allow expressions
8083 that are function_invariant_p.
8084 (simple_rhs_p): Allow expressions that are function_invariant_p.
8086 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
8089 * fold-const.c (fold_cond_expr_with_comparison): When folding
8090 > and >= to MAX, make sure the MAX uses the same type as the
8091 comparison's operands.
8093 2009-04-24 Nick Clifton <nickc@redhat.com>
8095 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
8096 addressing for DImode accesses.
8097 (frv_print_operand_address): Handle PLUS case.
8098 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
8100 2009-04-24 Jakub Jelinek <jakub@redhat.com>
8102 PR rtl-optimization/39794
8103 * alias.c (canon_true_dependence): Add x_addr argument.
8104 * rtl.h (canon_true_dependence): Adjust prototype.
8105 * cse.c (check_dependence): Adjust canon_true_dependence callers.
8106 * cselib.c (cselib_invalidate_mem): Likewise.
8107 * gcse.c (compute_transp): Likewise.
8108 * dse.c (scan_reads_nospill): Likewise.
8109 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
8110 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
8111 canon_base_addr of the group, plus optional offset.
8112 (struct group_info): Rename canon_base_mem to
8114 (get_group_info): Set canon_base_addr to canon_rtx of base, not
8115 canon_rtx of base_mem.
8117 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
8119 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8120 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
8122 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8124 * config/spu/spu-builtins.h: Delete file.
8126 * config/spu/spu.h (enum spu_builtin_type): Move here from
8128 (struct spu_builtin_description): Likewise. Add GTY marker.
8129 Do not use enum spu_function_code or enum insn_code.
8130 (spu_builtins): Add extern declaration.
8132 * config/spu/spu.c: Do not include "spu-builtins.h".
8133 (enum spu_function_code, enum spu_builtin_type_index,
8134 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
8135 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
8136 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
8137 unsigned_V2DI_type_node): Move here from spu-builtins.h.
8138 (spu_builtin_types): Make static. Add GTY marker.
8139 (spu_builtins): Add extern declaration with GTY marker.
8142 * config/spu/spu-c.c: Do not include "spu-builtins.h".
8143 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
8144 Check programmatically whether all parameters are scalar.
8146 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
8148 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
8150 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
8151 assignment from the constructor either if the target is volatile.
8153 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
8155 * config/arm/arm.md (insv): Do not share operands[0].
8157 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
8159 * config/vxlib-tls.c (active_tls_threads): Delete.
8160 (delete_hook_installed): New.
8161 (tls_delete_hook): Don't delete the delete hook.
8162 (tls_destructor): Delete it here.
8163 (__gthread_set_specific): Adjust installing the delete hook.
8164 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
8165 __gthread_leave_tsd_dtor_context.
8167 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
8169 * c-format.c (gcc_tdiag_char_table): Add support for %E.
8171 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
8173 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
8175 (alpha_rtx_costs): Ditto.
8176 (emit_unlikely_jump): Use add_reg_note.
8177 (emit_frame_store_1): Ditto.
8178 (alpha_expand_prologue): Ditto.
8179 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8180 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
8182 2009-04-23 Nick Clifton <nickc@redhat.com>
8184 * config/v850/v850.md (epilogue): Remove suppressed code.
8185 (return): Rename to return_simple and remove test of frame size.
8186 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
8187 to gen_return_simple.
8189 2009-04-22 Jing Yu <jingyu@google.com>
8192 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
8194 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8197 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
8198 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
8199 value is a VECTOR_CST, the element type is the element type of the
8202 2009-04-22 DJ Delorie <dj@redhat.com>
8204 * config/m32c/m32c.h: Update GTY annotations to new syntax.
8206 2009-04-22 Jakub Jelinek <jakub@redhat.com>
8208 * alias.c (find_base_term): Move around LO_SUM case, so that
8209 CONST falls through into PLUS/MINUS handling.
8212 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
8213 into 0, use omit_one_operand.
8215 2009-04-23 Ben Elliston <bje@au.ibm.com>
8217 * config/rs6000/linux-unwind.h (get_regs): Remove type
8218 puns. Change the type of `pc' to an array of unsigned ints and
8219 update all users. Constify frame24.
8221 2009-04-22 DJ Delorie <dj@redhat.com>
8223 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
8224 declarations before code.
8225 (current_function_special_page_vector): Likewise.
8226 (m32c_expand_insv): Silence a warning.
8228 2009-04-21 Taras Glek <tglek@mozilla.com>
8230 * alias.c: Update GTY annotations to new syntax.
8231 * basic-block.h: Likewise.
8232 * bitmap.h: Likewise.
8233 * c-common.h: Likewise.
8234 * c-decl.c: Likewise.
8235 * c-parser.c: Likewise.
8236 * c-pragma.c: Likewise.
8237 * c-tree.h: Likewise.
8238 * cfgloop.h: Likewise.
8239 * cgraph.h: Likewise.
8240 * config/alpha/alpha.c: Likewise.
8241 * config/arm/arm.h: Likewise.
8242 * config/avr/avr.h: Likewise.
8243 * config/bfin/bfin.c: Likewise.
8244 * config/cris/cris.c: Likewise.
8245 * config/darwin.c: Likewise.
8246 * config/frv/frv.c: Likewise.
8247 * config/i386/i386.c: Likewise.
8248 * config/i386/i386.h: Likewise.
8249 * config/i386/winnt.c: Likewise.
8250 * config/ia64/ia64.h: Likewise.
8251 * config/iq2000/iq2000.c: Likewise.
8252 * config/mips/mips.c: Likewise.
8253 * config/mmix/mmix.h: Likewise.
8254 * config/pa/pa.c: Likewise.
8255 * config/pa/pa.h: Likewise.
8256 * config/rs6000/rs6000.c: Likewise.
8257 * config/s390/s390.c: Likewise.
8258 * config/sparc/sparc.c: Likewise.
8259 * config/xtensa/xtensa.c: Likewise.
8260 * cselib.h: Likewise.
8261 * dbxout.c: Likewise.
8262 * dwarf2out.c: Likewise.
8263 * except.c: Likewise.
8264 * except.h: Likewise.
8265 * fixed-value.h: Likewise.
8266 * function.c: Likewise.
8267 * function.h: Likewise.
8268 * gimple.h: Likewise.
8269 * integrate.c: Likewise.
8270 * optabs.c: Likewise.
8271 * output.h: Likewise.
8274 * stringpool.c: Likewise.
8275 * tree-data-ref.c: Likewise.
8276 * tree-flow.h: Likewise.
8277 * tree-scalar-evolution.c: Likewise.
8278 * tree-ssa-address.c: Likewise.
8279 * tree-ssa-alias.h: Likewise.
8280 * tree-ssa-operands.h: Likewise.
8283 * varasm.c: Likewise.
8284 * varray.h: Likewise.
8286 * coretypes.h: Do not define GTY macro if it is already defined.
8287 * doc/gty.texi: Update GTY documentation to new syntax.
8288 * gengtype-lex.l: Enforce attribute-like syntax for GTY
8289 annotations on structs.
8290 * gengtype-parse.c: Likewise.
8292 2009-04-22 Mark Heffernan <meheff@google.com>
8294 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
8296 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8298 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
8301 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8303 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
8304 the same as a PLUS without a shift. Increase the cost of a
8307 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8309 * Makefile.in: Update dependencies.
8310 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
8311 * errors.h: Remove bogus comment about compatibility.
8312 (warning): Update declaration.
8313 * genautomata.c: Update all calls to warning.
8314 * gimple.c: Do not include errors.h. Include toplev.h.
8315 * tree-ssa-structalias.c: Do not include errors.h.
8316 * omega.c: Likewise.
8317 * tree-ssa-reassoc.c: Likewise.
8318 * config/spu/spu-c.c: Likewise.
8319 * config/spu/t-spu-elf: Update dependencies.
8321 2009-04-22 Richard Guenther <rguenther@suse.de>
8323 PR tree-optimization/39824
8324 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
8325 make sure the types are compatible.
8327 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8330 * c-common.c (c_parse_error): Take a token_flags parameter.
8331 Use token_type for the token type instead.
8332 Pass token_flags to cpp_type2name.
8333 * c-common.h (c_parse_error): Update declaration.
8334 * c-parser.c (c_parser_error): Pass 0 as token flags.
8336 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
8338 PR rtl-optimization/39580
8339 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
8341 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8343 * function.c (expand_function_end): Do not emit a jump to the "naked"
8344 return label for fall-through returns.
8345 * except.c (sjlj_emit_function_exit): Always place the call to the
8346 unregister function at the location installed by expand_function_end.
8348 2009-04-22 Richard Guenther <rguenther@suse.de>
8350 PR tree-optimization/39845
8351 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
8352 (gen_inbound_check): Likewise.
8354 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
8356 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
8358 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
8359 * config/vxlib.c (__gthread_once): Add race guard for PPC.
8361 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8363 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
8364 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
8365 shift counts to avoid out-of-bounds array accesses.
8367 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8369 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
8370 (Pmode): Move above.
8372 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
8374 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
8375 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
8376 GET_CODE macro. Use IN_RANGE macro where appropriate.
8377 * config/alpha/alpha.h: Ditto.
8378 * config/alpha/alpha.md: Ditto.
8379 * config/alpha/constraints.md: Ditto.
8380 * config/alpha/predicates.md: Ditto.
8382 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8384 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
8385 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8386 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8387 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8388 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8389 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8390 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8391 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8392 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8393 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8394 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8395 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8396 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8397 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8398 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8399 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8400 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8401 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8402 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8403 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8404 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8405 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8406 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8407 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8408 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8409 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8410 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8412 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8414 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
8415 references from comments.
8416 * cfgbuild.c: (count_basic_blocks): Delete.
8417 (find_basic_blocks_1): Delete.
8418 (find_basic_blocks): Delete.
8419 * except.c (finish_eh_generation): Make static. Move comment from
8420 except.h here. Remove find_basic_blocks references from comments.
8421 * except.h (finish_eh_generation): Delete.
8422 * basic-block.h (find_basic_blocks): Delete.
8423 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
8425 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
8427 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
8428 (sdbout_parms): Likewise.
8430 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8432 * config/sh/sh.c (prepare_cbranch_operands): Use
8433 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
8434 (expand_cbranchdi4): Likewise.
8435 (from_compare): Add cast to enum type.
8436 (expand_cbranchsi4): Use add_reg_note.
8437 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
8438 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
8439 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
8440 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8441 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
8442 instead of CODE_FOR_nothing.
8443 (cbranchdi4): Likewise. Fix the order of arguments for
8445 (push_fpscr): Use add_reg_note.
8446 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
8447 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
8449 2009-04-21 Joseph Myers <joseph@codesourcery.com>
8451 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
8452 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8453 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8454 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
8455 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
8456 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
8457 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
8458 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
8459 config/alpha/x-vms, config/arc/t-arc,
8460 config/arm/README-interworking, config/arm/arm-c.c,
8461 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
8462 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
8463 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
8464 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
8465 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
8466 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
8467 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
8468 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
8469 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
8470 config/cris/t-elfmulti, config/crx/t-crx,
8471 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
8472 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
8473 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
8474 config/h8300/t-h8300, config/i386/athlon.md,
8475 config/i386/darwin-libgcc.10.4.ver,
8476 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
8477 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
8478 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
8479 config/i386/t-linux64, config/i386/t-nwld,
8480 config/i386/t-rtems-i386, config/i386/t-sol2-10,
8481 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
8482 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
8483 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
8484 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
8485 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
8486 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
8487 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
8488 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
8489 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
8490 config/m68k/t-uclinux, config/mcore/t-mcore,
8491 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
8492 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
8493 config/mips/crtn.asm, config/mips/irix-crti.asm,
8494 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
8495 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
8496 config/mips/mips-fixed.md, config/mips/sb1.md,
8497 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
8498 config/mips/t-iris6, config/mips/t-isa3264,
8499 config/mips/t-libgcc-mips16, config/mips/t-linux64,
8500 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
8501 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
8502 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
8503 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
8504 config/mn10300/t-linux, config/mn10300/t-mn10300,
8505 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
8506 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
8507 config/picochip/libgccExtras/clzsi2.asm,
8508 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
8509 config/rs6000/darwin-libgcc.10.4.ver,
8510 config/rs6000/darwin-libgcc.10.5.ver,
8511 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
8512 config/rs6000/t-aix43, config/rs6000/t-aix52,
8513 config/rs6000/t-darwin, config/rs6000/t-fprules,
8514 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
8515 config/rs6000/t-lynx, config/rs6000/t-netbsd,
8516 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
8517 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
8518 config/rs6000/t-rtems, config/rs6000/t-spe,
8519 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
8520 config/score/t-score-elf, config/sh/divcost-analysis,
8521 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
8522 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
8523 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
8524 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
8525 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
8526 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
8527 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
8528 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
8529 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
8530 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
8531 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
8532 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
8533 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
8534 limitx.h, version.c, xcoff.h: Add copyright and license notices.
8535 * config/h8300/genmova.sh: Include copyright and license notices
8536 in generated output.
8537 * config/h8300/mova.md: Regenerate.
8538 * doc/install.texi2html: Include word "Copyright" in copyright
8539 notice and use name "Free Software Foundation, Inc.".
8540 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8541 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8542 ChangeLog-2007, ChangeLog-2008: Correct dates.
8544 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
8546 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
8547 NE_EXPR operations as well.
8548 * c-parser.c (c_parser_condition): Do not set location information on
8550 (c_parser_conditional_expression): Likewise.
8551 (c_parser_binary_expression): Set location information on operators.
8552 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
8553 TRUTH_NOT_EXPR has been folded.
8554 * fold-const.c (fold_truth_not_expr): Copy location information from
8555 the incoming expression to the outgoing one.
8556 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
8557 recursive calls on the LHS of the operator but pass that of the
8558 operator to recursive calls on the RHS of the operator. Set it
8560 (shortcut_cond_expr): Set the locus of the operator on the second
8561 COND_EXPR and that of the expression on the first in degenerate cases.
8562 Pass the locus of the expression to calls to shortcut_cond_r.
8563 Set the locus of the 'then' block on the associated jump, if any.
8564 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
8565 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
8566 expression to call to gimplify_boolean_expr.
8568 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
8570 * config.gcc: Add additional configuration for
8571 i686-w64-mingw* and x86_64-w64-mingw* triplet.
8572 * config/i386/mingw-w64.h: New mingw-w64 specific header.
8573 (CPP_SPEC): Redefine for allowing -municode option.
8574 (STARTFILE_SPEC): Likewise.
8575 * config/i386/t-mingw-w64: New.
8576 * config/i386/mingw-w64.opt: New.
8577 (municode): Add new target option.
8578 * doc/invoke.texi (municode): Add documentation for new option.
8580 2009-04-21 Ian Lance Taylor <iant@google.com>
8582 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8583 Correct test for number of arguments.
8584 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
8586 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
8588 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
8589 argument of emit_library_call.
8591 2009-04-21 Richard Guenther <rguenther@suse.de>
8594 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
8595 inside VIEW_CONVERT_EXPRs.
8597 2009-04-21 Martin Jambor <mjambor@suse.cz>
8599 * tree-switch-conversion.c (build_constructors): Split a long line.
8600 (constructor_contains_same_values_p): New function.
8601 (build_one_array): Create assigns of constants if possible, do not
8602 call mark_sym_for_renaming, call update_stmt.
8603 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
8604 make_rename_temp. Do not call mark_symbols_for_renaming, call
8606 (gen_def_assigns): Do not call mark_symbols_for_renaming or
8607 find_new_referenced_vars, call update_stmt.
8608 (gen_inbound_check): Use create_tmp_var and create ssa names manually
8609 instead of calling make_rename_temp. Do not call
8610 find_new_referenced_vars or mark_symbols_for_renaming, call
8613 2009-04-21 Richard Guenther <rguenther@suse.de>
8615 PR tree-optimization/39827
8616 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
8617 (tree_ssa_phiprop): Pass the correct array size.
8619 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
8621 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
8623 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
8626 * c-typeck.c (lvalue_p): Move declaration ...
8627 * c-common.h (lvalue_p): ... to here.
8628 * c-common.c (candidate_equal_p): New.
8629 (add_tlist): Use it.
8630 (merge_tlist): Use it.
8631 (warn_for_collisions_1): Likewise.
8632 (warning_candidate_p): Accept more candidates.
8633 (verify_tree): A warning candidate can be an expression. Use
8636 2009-04-21 Ben Elliston <bje@au.ibm.com>
8639 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8640 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
8641 options. Remove -mcall-solaris documentation.
8643 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8646 * doc/invoke.texi (-Wlong-long): Update description.
8647 * c-lex (interpret_integer): Only warn if there was no previous
8648 overflow and -Wlong-long is enabled.
8649 * c-decl.c (declspecs_add_type): Drop redundant flags.
8650 * c.opt (Wlong-long): Init to -1.
8651 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
8652 and front-end warn_long_long. Wlong-long only depends on other
8653 flags if it is uninitialized.
8654 * c-parser.c (disable_extension_diagnostics): warn_long_long is
8655 the same for CPP and FE.
8656 (restore_extension_diagnostics): Likewise.
8658 2009-04-20 Ian Lance Taylor <iant@google.com>
8660 Fix enum conversions which are invalid in C++:
8661 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
8662 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
8663 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
8664 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
8665 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
8666 (dbxout_parms): Likewise.
8667 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
8668 (df_clear_flags): Likewise.
8669 * df-problems.c (df_rd_bb_local_compute_process_def): Change
8670 top_flag parameter to int.
8671 (df_chain_create_bb_process_use): Likewise.
8672 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
8674 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
8675 (df_ref_create_structure, df_def_record_1): Likewise.
8676 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
8677 (df_notes_rescan): Change 0 to VOIDmode in function call.
8678 (df_get_call_refs, df_insn_refs_collect): Likewise.
8679 (df_bb_regs_collect): Likewise.
8680 (df_entry_block_defs_collect): Likewise.
8681 (df_exit_block_uses_collect): Likewise.
8682 * df.h: Update declarations.
8683 * double-int.c (double_int_divmod): Add cast to enum type.
8684 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
8685 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
8686 (based_loc_descr): Likewise.
8687 (loc_descriptor_from_tree_1): Change first_op and second_op to
8688 enum dwarf_location_atom. Add cast to enum type.
8689 * expmed.c (init_expmed): Change 0 to SET in function call.
8690 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
8691 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
8692 (do_store_flag): Likewise.
8693 * fixed-value.h (struct fixed_value): Change mode to enum
8695 * function.c (assign_parms): Change 0 to VOIDmode in function call.
8696 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
8698 (insert_insn_decl, insert_decl, insert_state): Likewise.
8699 (automata_list_finish): Likewise.
8700 * genrecog.c (process_define_predicate): Add cast to enum type.
8701 * gensupport.c (init_predicate_table): Add cast to enum type.
8702 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
8704 (gimple_build_call_1, gimple_build_label): Likewise.
8705 (gimple_build_goto, gimple_build_asm_1): Likewise.
8706 (gimple_build_switch_1, gimple_build_cdt): Likewise.
8707 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
8708 (enum fallback): Rename from enum fallback_t.
8709 (fallback_t): Typedef as int.
8710 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
8711 GSI_SAME_STMT in function call.
8712 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
8714 (setup_reg_class_relations): Likewise.
8715 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
8716 (setup_prohibited_class_mode_regs): Add cast to enum type.
8717 (setup_prohibited_mode_move_regs): Likewise.
8718 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
8719 (record_address_regs): Change i to enum reg_class.
8720 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
8721 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
8722 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
8723 (GET_MODE_2XWIDER_MODE): Likewise.
8724 (GET_CLASS_NARROWEST_MODE): Likewise.
8725 * omp-low.c (expand_omp_for): Add cast to enum type.
8726 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
8727 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
8728 * postreload.c (reload_cse_simplify_operands): Change rclass local
8730 * predict.c (combine_predictions_for_insn): Change best_predictor
8731 and predictor to enum br_predictor.
8732 (combine_predictions_for_bb): Likewise.
8733 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
8734 use SET_PREDICT_EXPR_OUTCOME.
8735 * real.c (real_arithmetic): Change icode to code in function call.
8736 * reginfo.c (init_move_cost): Add casts to enum type.
8737 (init_reg_sets_1, init_fake_stack_mems): Likewise.
8738 * regmove.c (regclass_compatible_p): Change class0 and class1 to
8740 * reload.c (find_valid_class): Add casts to enum type.
8741 (push_reload): Change 0 to NO_REGS in function call.
8742 (find_reloads): Change this_alternative to array of enum
8743 reg_class. Remove some now-unnecessary casts.
8744 (make_memloc): Change 0 to VOIDmode in function call.
8745 * reload1.c (reload): Change 0 to VOIDmode in function call.
8746 (eliminate_regs_1, elimination_effects): Likewise.
8747 (eliminate_regs_in_insn): Likewise.
8748 (emit_input_reload_insns): Add cast to enum type.
8749 (delete_output_reload): Change 0 to VOIDmode in function call.
8750 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
8751 to enum type in function call.
8752 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
8753 (SET_PREDICT_EXPR_OUTCOME): Define.
8754 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
8755 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
8756 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
8757 (dump_function): Likewise.
8758 * tree-dump.h: Update declarations.
8759 * tree-pass.h: Update declarations.
8760 * varasm.c (assemble_integer): Change mclass to enum mode_class.
8761 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
8763 (arm_rtx_costs_1): Correct parenthesization.
8764 (arm_rtx_costs): Add casts to enum type.
8765 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
8766 (vfp_emit_fstmd): Use add_rg_note.
8767 (emit_multi_reg_push, emit_sfm): Likewise.
8768 (thumb_set_frame_pointer): Likewise.
8769 (arm_expand_prologue): Likewise.
8770 (arm_regno_class): Change return type to enum reg_class.
8771 (thumb1_expand_prologue): Use add_reg_note.
8772 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
8773 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
8775 * config/arm/gentune.sh: Add cast to enum type.
8776 * config/arm/arm-tune.md: Rebuild.
8777 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
8778 (ix86_split_fp_branch, predict_jump): Likewise.
8779 (ix86_expand_multi_arg_builtin): Change sub_code from enum
8780 insn_code to enum rtx_code.
8781 (ix86_builtin_vectorized_function): Add cast to enum type.
8782 * config/i386/i386.md (truncdfsf2): Change slot to enum
8784 (truncxf<mode>2, isinf<mode>2): Likewise.
8785 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
8787 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
8788 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
8789 (insert_bundle_state): Change 1 to INSERT in function call.
8790 (ia64_add_bundle_selector_before): Likewise.
8791 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
8792 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
8793 (restore_stack_nonlocal): Likewise.
8794 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
8796 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
8798 (mips_rtx_costs): Likewise.
8799 (mips_override_options): Add casts to enum type.
8800 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
8802 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
8803 (store_reg, set_reg_plus_d): Likewise.
8804 (hppa_expand_prologue, hppa_profile_hook): Likewise.
8805 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8807 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
8809 (emit_unlikely_jump): Use add_reg_note.
8810 (rs6000_emit_allocate_stack): Likewise.
8811 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
8812 (output_toc): Change 1 to INSERT in function call.
8813 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
8814 (rs6000_initialize_trampoline): Likewise.
8815 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
8817 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
8818 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
8819 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
8820 (save_gprs): Use add_reg_note.
8821 (s390_emit_prologue): Likewise.
8822 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8823 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
8824 (sparc_fold_builtin): Add cast to enum type.
8825 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
8827 (spu_expand_prologue): Use add_reg_note.
8828 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
8830 2009-04-20 Ian Lance Taylor <iant@google.com>
8832 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
8833 (c_parser_postfix_expression_after_primary): Get VEC for list of
8834 arguments. Get original types of arguments. Call
8835 build_function_call_vec.
8836 (cached_expr_list_1, cached_expr_list_2): New static variables.
8837 (c_parser_expr_list): Change return type to VEC *. Add
8838 p_orig_types parameter. Change all callers.
8839 (c_parser_release_expr): New static function.
8840 (c_parser_vec_to_tree_list): New static function.
8841 * c-typeck.c (build_function_call): Rewrite to build a VEC and
8842 call build_function_call_vec.
8843 (build_function_call_vec): New function, based on old
8844 build_function_call.
8845 (convert_arguments): Remove nargs and argarray parameters. Change
8846 values to a VEC. Add origtypes parameter.
8847 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
8848 (convert_for_assignment): Add origtype parameter. Change all
8849 callers. If warn_cxx_compat, check for conversion to an enum
8850 type when calling a function.
8851 (store_init_value): Add origtype parameter. Change all callers.
8852 (digest_init): Likewise.
8853 (struct init_node): Add origtype field.
8854 (add_pending_init): Add origtype parameter. Change all callers.
8855 (output_init_element): Likewise.
8856 (output_pending_init_elements): Pass origtype from init_node to
8857 output_init_element.
8858 (process_init_element): Pass origtype from c_expr to
8859 output_init_element.
8860 (c_finish_return): Add origtype parameter. Change all callers.
8861 * c-common.c (sync_resolve_size): Change params to VEC *. Change
8863 (sync_resolve_params): Likewise.
8864 (sync_resolve_return): Change params to first_param. Change caller.
8865 (resolve_overloaded_builtins): Change params to VEC *. Change
8866 callers. Save first parameter around call to build_function_call_vec.
8867 * c-decl.c (finish_decl): Add origtype parameter. Change all
8868 callers. Call build_function_call_vec rather than
8869 build_function_call for cleanup.
8870 * c-tree.h: Update declarations.
8871 * c-common.h: Update declarations.
8872 * stub-objc.c (objc_rewrite_function_call): Change parameter from
8873 params to first_param.
8874 * target.h (struct gcc_target): Change resolve_overloaded_builtin
8875 params parameter from tree to void *.
8876 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8877 Change arglist parameter to have type void *, and to be a pointer
8879 * config/rs6000/rs6000-protos.h
8880 (altivec_resolve_overloaded_builtin): Update declaration.
8881 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
8882 fnargs parameter to have type void *, and to be a pointer to a
8883 VEC. Call build_function_call_vec instead of
8884 build_function_call.
8885 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
8887 2009-04-20 Joey Ye <joey.ye@intel.com>
8888 Xuepeng Guo <xuepeng.guo@intel.com>
8889 H.J. Lu <hongjiu.lu@intel.com>
8891 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
8893 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
8894 (IX86_LEA_PRIORITY): Likewise.
8895 (distance_non_agu_define): New function.
8896 (distance_agu_use): Likewise.
8897 (ix86_lea_for_add_ok): Likewise.
8898 (ix86_dep_by_shift_count): Likewise.
8900 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
8901 should split for LEA.
8903 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
8905 (ix86_dep_by_shift_count): Likewise.
8907 2009-04-20 Richard Guenther <rguenther@suse.de>
8909 * expr.c (handled_component_p): Move ...
8910 * tree.h (handled_component_p): ... here.
8911 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
8912 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
8913 and REALPART_EXPR to be in one group.
8915 2009-04-20 Richard Guenther <rguenther@suse.de>
8917 * basic-block.h (get_all_dominated_blocks): Declare.
8918 * dominance.c (get_all_dominated_blocks): New function.
8919 * tree-cfg.c (get_all_dominated_blocks): Remove.
8920 (remove_edge_and_dominated_blocks): Adjust.
8921 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
8922 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
8923 instead of recursing.
8925 2009-04-20 Doug Kwan <dougkwan@google.com>
8927 * cgraph.h (cgraph_node_ptr): New type for vector functions.
8928 (struct cgraph_node_set_def): New type.
8929 (cgraph_node_set) New type. Also declare vector functions.
8930 (struct cgraph_node_set_element_def): New type.
8931 (cgraph_node_set_element): Ditto.
8932 (cgraph_node_set_iterator): New iterator type.
8933 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
8934 cgraph_node_set_remove, dump_cgraph_node_set,
8935 debug_cgraph_node_set): New prototypes.
8936 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
8937 cgraph_node_set_size): New inlines.
8938 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
8940 (struct ipa_opt_pass): Add struct cgraph_node_set_def
8941 argument to function 'write_summary'.
8942 * ipa.c: Include ggc.h.
8943 (hash_cgraph_node_set_element,
8944 eq_cgraph_node_set_element, cgraph_node_set_new,
8945 cgraph_node_set_add, cgraph_node_set_remove,
8946 cgraph_node_set_find, dump_cgraph_node_set,
8947 debug_cgraph_node_set): New functions.
8948 * Makefile.in (ipa.o): Add dependency on GGC_H.
8950 2009-04-20 Ira Rosen <irar@il.ibm.com>
8952 PR tree-optimization/39675
8953 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
8954 check of the return code of vect_schedule_slp. Check that
8955 stmt_vec_info still exists for the statement, before checking its
8958 2009-04-20 Michael Matz <matz@suse.de>
8960 * Makefile.in (generated_files): Take out $(simple_generated_c).
8962 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
8964 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
8965 (UINTPTR_TYPE): Likewise.
8967 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8970 * c-typeck.c (digest_init): Check for initializing an array with a
8973 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8976 * c-semantics.c (pop_stmt_list): Propagate
8977 STATEMENT_LIST_HAS_LABEL to parent statement list.
8979 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
8981 * config/mips/mips.h (mips_tune_attr): New macro.
8982 * config/mips/mips.md (cpu): Use it.
8984 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8987 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
8990 2009-04-19 Diego Novillo <dnovillo@google.com>
8992 * toplev.c (compile_file): Move call to coverage_finish ...
8993 * cgraphunit.c (ipa_passes): ... here.
8994 Call cgraph_process_new_functions.
8995 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
8996 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
8998 2009-04-19 Jan Hubicka <jh@suse.cz>
9000 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9002 (dump_cgraph_node): Dump can throw external flag.
9003 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9005 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9009 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9010 * common.opt (Wlogical-op): Move from here...
9011 * c.opt (Wlogical-op): ... to here.
9012 * c-typeck.c (parser_build_binary_op): Update call to
9013 warn_logical_operator.
9014 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9016 * c-common.c (warn_logical_op): Update.
9017 * c-common.h (warn_logical_op): Update declaration.
9019 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9021 * tree.c (protected_set_expr_location): Fix formatting.
9023 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9026 * c-typeck.c (readonly_warning): new.
9027 (build_unary_op, build_modify_expr): Use readonly_warning for
9028 storing into something readonly but not const-qualified.
9030 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9033 * c-typeck.c (build_unary_op): Check for taking address of
9034 expression of type void.
9036 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9039 * c-typeck.c (build_function_call): Check for calling a function
9040 with qualified void return types. Call require_complete_type when
9043 2009-04-18 Jan Hubicka <jh@suse.cz>
9045 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9047 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9048 can_throw_external flag.
9049 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9050 * ipa-pure-const.c (ignore_edge): New function.
9051 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9052 only over can_throw_external edges.
9053 (local_pure_const): Add nothrow flag.
9054 * ipa-utils.c (searchc): Add ignore_edge callback.
9055 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9056 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9057 (set_nothrow_function_flags): Update cgraph.
9058 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9060 2009-04-18 Richard Guenther <rguenther@suse.de>
9063 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9064 (fold_stmt): ... this and ...
9065 (fold_stmt_inplace): ... this.
9066 (fold_stmt_1): Fold references in calls and asms.
9067 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9069 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9071 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9072 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9074 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9076 * tree.c (function_args_count): Remove.
9077 * tree.h: Remove the prototype for function_args_count.
9079 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9081 * tree-iterator.c (expr_only): Remove.
9082 * tree.h: Remove the prototype for expr_only.
9084 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9086 * reginfo.c (cannot_change_mode_set_regs): Remove.
9087 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
9089 2009-04-08 Anatoly Sokolov <aesok@post.ru>
9091 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9092 whether operands 0 and 1 overlaps.
9094 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9097 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
9098 pointer. Use warning_at instead of warning.
9099 (search_for_addr_array): Likewise.
9100 (check_array_bounds): Likewise.
9101 (check_all_array_refs): Check that the incoming edge is not in the
9102 list of edges to be removed.
9103 (check_all_array_refs): Avoid the temporal pointer.
9104 (vrp_visit_cond_stmt): Fix typo.
9105 (simplify_switch_using_ranges): Handle the case where the switch
9106 index is an integer constant.
9108 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
9110 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
9112 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9114 * doc/extend.texi, doc/invoke.texi: Fix typos.
9116 2009-04-17 Cary Coutant <ccoutant@google.com>
9118 * tree-flow-inline.h (get_lineno): Fix inverted test.
9120 2009-04-17 Diego Novillo <dnovillo@google.com>
9122 * tree-ssa-pre.c (create_expression_by_pieces): Remove
9123 assertion for AVAIL_OUT.
9125 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9128 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
9129 * config/sh/linux-atomic.asm: Likewise.
9131 2009-04-17 Diego Novillo <dnovillo@google.com>
9133 * except.c (debug_eh_tree): New.
9134 (struct eh_region, struct eh_status): Move ...
9135 * except.h: ... here.
9136 (add_type_for_runtime): Declare extern.
9137 (lookup_type_for_runtime): Likewise.
9138 (debug_eh_tree): Declare.
9139 * Makefile.in (GTFILES): List except.h before except.c
9141 2009-04-17 Diego Novillo <dnovillo@google.com>
9143 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
9144 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9145 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
9146 (find_vars_r): ... here.
9147 * tree-flow.h (find_referenced_vars_in): Declare.
9148 * tree-ssa-pre.c (create_expression_by_pieces): Assert
9149 that AVAIL_OUT exists for BLOCK.
9150 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
9151 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
9152 (tree-parloops.o): Likewise.
9154 2009-04-17 Simon Baldwin <simonb@google.com>
9156 * toplev.c (default_tree_printer): Add handling for %E format.
9158 2009-04-17 Diego Novillo <dnovillo@google.com>
9160 * tree-pretty-print.c (dump_generic_node): Add break after
9161 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
9162 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
9163 FUNCTION_TYPE together. Call print_struct_decl when printing
9164 structures and TDF_SLIM is not given.
9165 (print_struct_decl): Fix logic for detecting recursion.
9167 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9170 * gcc.c (create_at_file): New.
9171 (compile_input_file_p): New.
9172 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
9173 * main.c (main): Update call to toplev_main.
9174 * toplev.c (toplev_main): Change signature. Call expandargv.
9175 * toplev.h (toplev_main): Change signature.
9177 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9179 * dwarf2out.c (field_byte_offset): Use the type size as the field size
9180 if the latter is not constant.
9182 2009-04-17 David Edelsohn <edelsohn@gnu.org>
9184 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
9186 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9188 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
9189 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
9191 2009-04-17 Richard Guenther <rguenther@suse.de>
9193 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9194 Handle component references view-converting an invariant address.
9196 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
9198 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
9199 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
9200 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
9201 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
9202 Use @deftypevr rather than @deftypevar.
9204 2009-04-17 Richard Guenther <rguenther@suse.de>
9206 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
9207 (get_prop_source_stmt): Likewise.
9208 (can_propagate_from): Likewise.
9210 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
9212 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
9213 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
9214 (--with-multilib-list): Add default value.
9215 * configure: Regenerate.
9216 * Makefile.in (TM_ENDIAN_CONFIG): Define.
9217 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9218 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
9219 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
9220 Don't add default cpu to multilib list unnecessarily, but do enable
9221 the relevant compiler option..
9222 Add support for --with-multilib-list=<blank> and
9223 --with-multilib-list=!<somelib> to supress unwanted multilibs.
9224 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
9225 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
9226 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
9228 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
9229 (MULTILIB_OSDIRNAMES): New variable.
9230 * config/sh/t-1e: Delete file.
9231 * config/sh/t-mlib-sh1: Delete file.
9232 * config/sh/t-mlib-sh2: Delete file.
9233 * config/sh/t-mlib-sh2a: Delete file.
9234 * config/sh/t-mlib-sh2a-nofpu: Delete file.
9235 * config/sh/t-mlib-sh2a-single: Delete file.
9236 * config/sh/t-mlib-sh2a-single-only: Delete file.
9237 * config/sh/t-mlib-sh2e: Delete file.
9238 * config/sh/t-mlib-sh3e: Delete file.
9239 * config/sh/t-mlib-sh4: Delete file.
9240 * config/sh/t-mlib-sh4-nofpu: Delete file.
9241 * config/sh/t-mlib-sh4-single: Delete file.
9242 * config/sh/t-mlib-sh4-single-only: Delete file.
9243 * config/sh/t-mlib-sh4a: Delete file.
9244 * config/sh/t-mlib-sh4a-nofpu: Delete file.
9245 * config/sh/t-mlib-sh4a-single: Delete file.
9246 * config/sh/t-mlib-sh4a-single-only: Delete file.
9247 * config/sh/t-mlib-sh4al: Delete file.
9248 * config/sh/t-mlib-sh5-32media: Delete file.
9249 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
9250 * config/sh/t-mlib-sh5-64media: Delete file.
9251 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
9252 * config/sh/t-mlib-sh5-compact: Delete file.
9253 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
9254 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
9255 * doc/install.texi (Options specification): Add
9256 --with-multilib-list and --with-endian.
9258 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9260 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
9262 (OBJS-common): Add plugin-version.o.
9263 (plugin-version.o): New.
9264 * gcc-plugin.h (plugin_gcc_version): New.
9265 (plugin_default_version_check): New.
9266 (plugin_init_func, plugin_init): Add version argument.
9267 * plugin-version.c: New.
9268 * plugin.c (str_plugin_gcc_version_name): New.
9269 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
9270 pass it to the init function.
9271 (plugin_default_version_check): New.
9273 2009-04-17 Richard Guenther <rguenther@suse.de>
9275 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
9276 for decl-vs-decl disambiguation.
9278 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
9280 * config/s390/s390.h (s390_tune_attr): New macro definition.
9281 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
9283 2009-04-17 Richard Guenther <rguenther@suse.de>
9285 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
9286 (fold_stmt_r): Likewise.
9287 (maybe_fold_reference): New function.
9288 (fold_gimple_assign): Handle cases fold_stmt_r did.
9289 (fold_stmt): Do not use fold_stmt_r.
9290 (fold_stmt_inplace): Likewise.
9292 2009-04-17 Richard Guenther <rguenther@suse.de>
9294 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
9295 (record_equivalences_from_stmt): Remove useless checks and
9297 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
9298 the type is already suitable.
9300 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
9302 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
9304 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
9306 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
9307 (CMPtype): Define as __gcc_CMPtype.
9309 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
9311 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
9312 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
9314 2009-04-17 Richard Guenther <rguenther@suse.de>
9316 PR tree-optimization/39746
9317 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
9318 special-casing for builtins and static variable use/def.
9319 (call_may_clobber_ref_p_1): Likewise.
9321 2009-04-16 Ian Lance Taylor <iant@google.com>
9323 * df.h: Include "timevar.h".
9324 (struct df_problem): Change tv_id field to timevar_id_t.
9325 * tree-pass.h: Include "timevar.h".
9326 (struct opt_pass): Change tv_id field to timevar_id_t.
9327 * timevar.h (timevar_id_t): Define TV_NONE.
9328 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
9329 TV_NONE rather than tv_id != 0.
9330 (execute_one_pass): Likewise.
9331 * Makefile.in (DF_H): Add $(TIMEVAR_H).
9332 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
9333 dependencies to $(TREE_PASS_H).
9334 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
9336 (pass_branch_target_load_optimize2): Likewise.
9337 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
9338 (pass_outof_cfg_layout_mode): Likewise.
9339 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
9340 (pass_rebuild_cgraph_edges): Likewise.
9341 (pass_remove_cgraph_callee_edges): Likewise.
9342 * df-core.c (pass_df_initialize_opt): Likewise.
9343 (pass_df_initialize_no_opt): Likewise.
9344 (pass_df_finish): Likewise.
9345 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
9346 * except.c (pass_set_nothrow_function_flags): Likewise.
9347 (pass_convert_to_eh_region_ranges): Likewise.
9348 * final.c (pass_compute_alignments): Likewise.
9349 * function.c (pass_instantiate_virtual_regs): Likewise.
9350 (pass_init_function): Likewise.
9351 (pass_leaf_regs): Likewise.
9352 (pass_match_asm_constraints): Likewise.
9353 * gimple-low.c (pass_lower_cf): Likewise.
9354 (pass_mark_used_blocks): Likewise.
9355 * init-regs.c (pass_initialize_regs): Likewise.
9356 * integrate.c (pass_initial_value_sets): Likewise.
9357 * ira.c (pass_ira): Likewise.
9358 * jump.c (pass_cleanup_barriers): Likewise.
9359 * omp-low.c (pass_expand_omp): Likewise.
9360 (pass_lower_omp): Likewise.
9361 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
9362 * recog.c (pass_split_all_insns): Likewise.
9363 (pass_split_after_reload): Likewise.
9364 (pass_split_before_regstack): Likewise.
9365 (pass_split_before_sched2): Likewise.
9366 (pass_split_for_shorten_branches): Likewise.
9367 * reginfo.c (pass_reginfo_init): Likewise.
9368 (pass_subregs_of_mode_init): Likewise.
9369 (pass_subregs_of_mode_finish): Likewise.
9370 * passes.c (pass_postreload): Likewise.
9371 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
9372 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
9373 (pass_warn_function_return): Likewise.
9374 (pass_warn_function_noreturn): Likewise.
9375 * tree-complex.c (pass_lower_complex): Likewise.
9376 (pass_lower_complex_O0): Likewise.
9377 * tree-if-conv.c (pass_if_conversion): Likewise.
9378 * tree-into-ssa.c (pass_build_ssa): Likewise.
9379 * tree-mudflap.c (pass_mudflap_1): Likewise.
9380 (pass_mudflap_2): Likewise.
9381 * tree-nomudflap.c (pass_mudflap_1): Likewise.
9382 (pass_mudflap_2): Likewise.
9383 * tree-nrv.c (pass_return_slot): Likewise.
9384 * tree-object-size.c (pass_object_sizes): Likewise.
9385 * tree-optimize.c (pass_all_optimizations): Likewise.
9386 (pass_early_local_passes): Likewise.
9387 (pass_all_early_optimizations): Likewise.
9388 (pass_cleanup_cfg): Likewise.
9389 (pass_cleanup_cfg_post_optimizing): Likewise.
9390 (pass_free_datastructures): Likewise.
9391 (pass_free_cfg_annotations): Likewise.
9392 (pass_fixup_cfg): Likewise.
9393 (pass_init_datastructures): Likewise.
9394 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
9395 (pass_late_warn_uninitialized): Likewise.
9396 (pass_update_address_taken): Likewise.
9397 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
9398 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
9399 (pass_cse_sincos): Likewise.
9400 (pass_convert_to_rsqrt): Likewise.
9401 * tree-ssa-structalias.c (pass_build_alias): Likewise.
9402 * tree-stdarg.c (pass_stdarg): Likewise.
9403 * tree-tailcall.c (pass_tail_recursion): Likewise.
9404 (pass_tail_calls): Likewise.
9405 * tree-vect-generic.c (pass_lower_vector): Likewise.
9406 (pass_lower_vector_ssa): Likewise.
9407 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
9409 2009-04-16 Joseph Myers <joseph@codesourcery.com>
9411 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
9413 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
9415 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
9416 logical and signext.
9418 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
9421 * config/sh/predicates.md (arith_operand): Check if the operand
9422 of TRUNCATE is a REG.
9424 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9426 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9427 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9429 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9431 * tree-iterator.c (tsi_split_statement_list_after,
9432 tsi_split_statement_list_before): Remove.
9433 * tree-iterator.h: Remove the prototypes for
9434 tsi_split_statement_list_after and tsi_split_statement_list_before.
9436 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9438 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
9439 * tree-ssa-propagate.h: Remove the prototype for
9440 stmt_makes_single_load.
9442 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9444 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
9445 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
9447 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9449 * tree-iterator.c (EXPR_LAST_BODY): Remove.
9451 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9453 * except.c (eh_region_outer_p): Remove.
9454 * except.h: Remove the prototype for eh_region_outer_p.
9456 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9458 * function.c (current_function_assembler_name): Remove.
9459 * function.h: Remove the prototype for
9460 current_function_assembler_name.
9462 2009-04-16 Ian Lance Taylor <iant@google.com>
9464 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
9465 (add_reg_note): Call alloc_reg_note.
9466 * rtl.h (alloc_reg_note): Declare.
9467 * combine.c (try_combine): Use alloc_reg_note.
9468 (recog_for_combine, move_deaths): Likewise.
9469 (distribute_notes): Use alloc_reg_note and add_reg_note.
9470 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
9471 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
9472 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
9474 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
9476 PR rtl-optimization/39762
9477 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
9478 ira_may_move_out_cost): Add comments about way of their usage.
9479 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
9481 * ira-conflicts.c (process_regs_for_copy): Use function
9482 ira_get_register_move_cost instead of global
9483 ira_register_move_cost.
9485 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
9486 color_pass, move_spill_restore, update_curr_costs): Ditto.
9488 * ira-lives.c (process_single_reg_class_operands): Ditto.
9490 * ira-emit.c (emit_move_list): Ditto.
9492 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
9493 (record_reg_classes): Ditto. Use functions
9494 ira_get_register_move_cost and ira_get_may_move_cost instead of
9495 global vars ira_register_move_cost, ira_may_move_out_cost and
9496 ira_may_move_in_cost.
9497 (record_address_regs): Don't call ira_init_register_move_cost.
9498 Use function ira_get_may_move_cost instead of global
9499 ira_may_move_in_cost.
9500 (process_bb_node_for_hard_reg_moves): Use function
9501 ira_get_register_move_cost instead of global ira_register_move_cost.
9502 (ira_costs): Don't call ira_init_register_move_cost.
9504 2009-04-16 Richard Guenther <rguenther@suse.de>
9506 * tree-cfg.c (verify_gimple_assign_binary):
9507 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
9508 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
9509 (create_general_new_stmt): Note that this function is broken.
9511 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9513 * common.opt (fhelp): Add Var(help_flag).
9514 * gcc-plugin.h (plugin_info): Add help.
9515 * plugin.c (plugin_name_args): Add help.
9516 (register_plugin_info): Set plugin->help.
9517 (print_help_one_plugin): New.
9518 (print_plugins_help): New.
9519 * plugin.h (print_plugins_help): New.
9520 * toplev.c (toplev_main): Call print_plugins_help if needed.
9522 2009-04-16 Richard Guenther <rguenther@suse.de>
9524 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
9525 (gimple_ior_addresses_taken_1): New function.
9526 (gimple_ior_addresses_taken): Likewise.
9527 * gimple.h (struct gimple_statement_with_ops_base): Remove
9528 addresses_taken member.
9529 (gimple_ior_addresses_taken): Declare.
9530 (gimple_addresses_taken, gimple_addresses_taken_ptr,
9531 gimple_set_addresses_taken): Remove.
9532 * ipa-reference.c (mark_address): New function.
9533 (scan_stmt_for_static_refs): Use it for marking addresses taken.
9534 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
9535 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
9536 (gimple_add_to_addresses_taken): Remove.
9537 (get_tmr_operands): Call mark_address_taken.
9538 (get_asm_expr_operands): Likewise.
9539 (get_expr_operands): Likewise.
9540 (build_ssa_operands): Do not clear the addresses_taken bitmap.
9541 (free_stmt_operands): Do not free it.
9542 * tree-ssa.c (delete_tree_ssa): Likewise.
9543 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
9545 2009-04-16 Richard Guenther <rguenther@suse.de>
9547 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
9548 (walk_stmt_load_store_ops): Likewise.
9549 * gimple.c (get_base_loadstore): New function.
9550 (walk_stmt_load_store_addr_ops): Likewise.
9551 (walk_stmt_load_store_ops): Likewise.
9552 * ipa-pure-const.c (check_op): Simplify.
9553 (check_load, check_store): New functions.
9554 (check_stmt): Use walk_stmt_load_store_ops.
9555 * ipa-reference.c (mark_load): Adjust signature.
9556 (mark_store): Likewise.
9557 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
9559 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9561 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
9563 * opts.c (common_handle_option): Don't call print_version.
9564 * plugin.c (plugin_name_args): Add version.
9565 (register_plugin_info): New.
9566 (register_callback): Handle PLUGIN_INFO.
9567 (try_init_one_plugin): New.
9568 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
9570 (finalize_one_plugin): New.
9571 (finalize_plugins): New.
9572 (print_one_plugin): New.
9573 (print_plugins_versions): New.
9574 * plugin.h (print_plugins_versions): New.
9575 (finalize_plugins): New.
9576 * toplev.c (compile_file): Don't call initialize_plugins.
9577 (print_version): Call print_plugins_versions.
9578 (toplev_main): Call initialize_plugins. Print version if needed.
9579 Call finalize_plugins.
9581 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9583 * common.opt (fversion): New.
9584 * gcc.c (print_version): New.
9585 (process_command): Don't print the version. Just set print_version.
9586 (main): Print version. Call subprocesses if print_version and
9587 verbose_flag are set.
9588 * opts.c (common_handle_option): Handle OPT_fversion.
9590 2009-04-16 Richard Guenther <rguenther@suse.de>
9591 Ira Rosen <irar@il.ibm.com>
9593 PR tree-optimization/39698
9594 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
9595 type of the reduction variable. Only generate the def if
9598 * omp-low.c (expand_omp_for_generic): When converting to a pointer
9599 make sure to first convert to an integer of the same precision.
9600 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
9601 the type of the evolution correctly in computing the new
9602 induction variable base.
9604 2009-04-16 Richard Guenther <rguenther@suse.de>
9607 * tree-cfg.c (make_blocks): Split statements with to-be
9608 abnormal SSA names on the lhs.
9610 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
9612 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
9613 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
9614 * c-typeck.c (really_start_incremental_init): Likewise.
9615 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
9616 (TARGET_INITIALIZER): Remove it.
9617 * target.h (struct target): Remove vector_opaque_p.
9618 * tree.c (build_opaque_vector_type): New.
9619 * tree.h (TYPE_VECTOR_OPAQUE): New.
9620 (build_opaque_vector_type): Declare.
9621 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
9622 * config/rs6000/rs6000.c (build_opaque_vector_type,
9623 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
9624 (rs6000_init_builtins): Use build_opaque_vector_type for
9625 opaque_V4SI_type_node.
9627 2009-04-15 Catherine Moore <clm@codesourcery.com>
9629 * debug.h (set_name): Declare.
9630 * dwarf2out.c (dwarf2out_set_name): Declare.
9631 (dwarf2_debug_hooks): Add set_name.
9632 (find_AT_string): New.
9633 (add_AT_string): Call find_AT_string.
9634 (dwarf2out_set_name): New.
9635 * cp/decl.c (grokdeclarator): Call set_name.
9636 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
9637 * debug.c (do_nothing_debug_hooks): Likewise.
9638 * dbxout.c (dbx_debug_hooks): Likewise.
9639 * sdbout.c (sdb_debug_hooks): Likewise.
9641 2009-04-15 Michael Eager <eager@eagercon.com>
9643 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
9644 reg for single-precision FPU.
9645 * config/rs6000/rs6000.md (movsi_internal1): Only for
9647 (movsi_internal1_single): New. Add pattern to move SI values to/from
9648 single-precision FP regs.
9650 2009-04-15 Richard Guenther <rguenther@suse.de>
9652 * omp-low.c (lower_rec_input_clauses): Build correct address
9654 (expand_omp_for_generic): Fix multiplication type.
9655 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
9656 (generate_memset_zero): Fix types.
9657 * tree-profile.c (prepare_instrumented_value): Correctly
9660 2009-04-15 Ian Lance Taylor <iant@google.com>
9662 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
9663 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
9664 for -Wall and for -Wc++-compat.
9665 (c_common_post_options): For C++, set warn_enum_compare if not
9667 * c-tree.h (struct c_expr): Add field original_type.
9668 (build_external_ref): Update declaration.
9669 * c-parser.c (c_parser_braced_init): Set original_type.
9670 (c_parser_initelt): Likewise.
9671 (c_parser_expr_no_commas): Likewise.
9672 (c_parser_conditional_expression): Likewise.
9673 (c_parser_cast_expression): Likewise.
9674 (c_parser_unary_expression): Likewise. Pull setting of
9675 original_code to top of function.
9676 (c_parser_sizeof_expression): Set original_type.
9677 (c_parser_alignof_expression): Likewise.
9678 (c_parser_postfix_expression): Likewise. Pull setting of
9679 original_code to top of function.
9680 (c_parser_postfix_expression_after_paren_type): Set original_type.
9681 (c_parser_postfix_expression_after_primary): Likewise.
9682 (c_parser_expression): Likewise.
9683 * c-typeck.c (build_external_ref): Add type parameter. Change all
9685 (c_expr_sizeof_expr): Set original_type field.
9686 (parser_build_unary_op): Likewise.
9687 (parser_build_binary_op): Likewise. Optionally warn about
9688 comparisons of enums of different types.
9689 (digest_init): Set original_type field.
9690 (really_start_incremental_init): Likewise.
9691 (push_init_level, pop_init_level): Likewise.
9692 * doc/invoke.texi (Warning Options): -Wenum-compare now
9695 2009-04-15 Richard Guenther <rguenther@suse.de>
9697 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
9698 out a necessary conversion.
9699 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
9700 names we didn't value number.
9701 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
9703 2009-04-15 Richard Guenther <rguenther@suse.de>
9705 PR tree-optimization/39764
9706 * tree-ssa-ccp.c (get_value): Canonicalize value with
9707 canonicalize_float_value.
9709 2009-04-15 Jan Hubicka <jh@suse.cz>
9711 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
9712 Wrong version of patch.
9714 2009-04-15 Jan Hubicka <jh@suse.cz>
9716 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
9718 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
9720 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
9721 our distinct integral and vector types.
9723 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
9725 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
9726 * init.c (build_vtbl_address): Remove call to assemble_external.
9728 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
9730 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
9731 output for other floating point modes.
9733 2009-04-14 Diego Novillo <dnovillo@google.com>
9735 * diagnostic.c (diagnostic_report_diagnostic): Do not
9736 warn about loaded plugins for DK_ERROR and DK_WARNING.
9737 * c-decl.c (declspecs_add_type): Move call to
9738 invoke_plugin_callbacks ...
9739 * c-parser.c (c_parser_declspecs): ... here.
9740 * plugin.c (dump_active_plugins): Tidy output.
9742 2009-04-14 Diego Novillo <dnovillo@google.com>
9743 Le-Chun Wu <lcwu@google.com>
9745 * configure.ac: Add --enable-plugin support.
9746 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
9747 * Makefile.in (PLUGIN_H): Define.
9748 Export ENABLE_PLUGIN and GMPINC to site.exp.
9749 Add PLUGINLIBS to link command.
9750 Add/modify dependencies for plugin.o and files including plugin.h.
9752 * config.in: Regenerate.
9754 * opts.c (common_handle_option): Handle OPT_fplugin_ and
9757 2009-04-14 Le-Chun Wu <lcwu@google.com>
9759 * tree-pass.h (register_one_dump_file): Add a prototype for
9760 register_one_dump_file.
9761 * toplev.c (compile_file): Call initialize_plugins.
9762 (do_compile): Call invoke_plugin_callbacks.
9763 (toplev_main): Call invoke_plugin_callbacks.
9764 * common.opt: Add -fplugin= and -fplugin-arg-.
9765 * gcc-plugin.h: New public header file for plugins to include.
9766 * plugin.c: New source file.
9767 * plugin.h: New internal header file.
9768 * passes.c (register_one_dump_file): Make it external.
9770 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
9772 2009-04-14 Diego Novillo <dnovillo@google.com>
9774 * doc/plugins.texi: New.
9775 * doc/gccint.texi: Add reference to Plugins chapter.
9776 * doc/invoke.texi: Document -fplugin and -fplugin-arg
9777 * diagnostic.c (diagnostic_report_diagnostic): Warn about
9778 loaded plugins, if any.
9779 * timevar.def (TV_PLUGIN_INIT): Define.
9780 (TV_PLUGIN_RUN): Define.
9781 * plugin.c: Include timevar.h
9782 (plugins_active_p): New.
9783 (dump_active_plugins): New.
9784 (debug_active_plugins): New.
9786 2009-04-14 Joseph Myers <joseph@codesourcery.com>
9788 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
9790 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
9792 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
9794 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
9795 the same as a minus without a shift.
9797 2009-04-14 Nick Clifton <nickc@redhat.com>
9799 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
9800 comparisons with small integers will always produce a short
9803 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
9806 2008-12-19 Diego Novillo <dnovillo@google.com>
9808 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
9810 2009-04-14 Richard Guenther <rguenther@suse.de>
9812 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
9814 (verify_gimple_assign_binary): Likewise. Handle shifts and
9816 (verify_gimple_phi): Print the mismatched argument position.
9817 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9819 (vect_update_init_of_dr): Likewise.
9820 * matrix-reorg.c (transform_access_sites): Do what the
9822 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
9824 2009-04-13 Michael Eager <eager@eagercon.com>
9826 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
9827 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
9828 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
9829 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
9830 remove duplicate config
9832 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9834 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
9835 file_name:line_number type locator of the call site.
9837 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
9839 * genautomata.c: Put blank after comma.
9840 (automaton_decls): New.
9841 (struct unit_usage): Add comments to member next.
9842 (store_alt_unit_usage): Keep the list ordered.
9843 (unit_present_on_list_p, equal_alternatives_p): New.
9844 (check_regexp_units_distribution): Check units distribution
9845 correctness correctly.
9846 (main): Don't write automata if error is found. Return correct
9849 * config/m68k/cf.md (cfv4_ds): Remove.
9850 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
9851 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
9853 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
9854 power4-load-ext, power4-store, power4-store-update,
9855 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
9856 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
9857 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
9858 power4-sqrt, power4-isync): Modify reservation to make correct
9859 unit distribution to automata.
9861 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
9862 power5-store-update, power5-two, power5-three, power5-lmul,
9863 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
9865 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
9867 * except.c (pass_set_nothrow_function_flags): Set name and add
9869 (set_nothrow_function_flags): Mention in the dump file when
9870 changing a function to nothrow.
9872 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
9875 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
9876 instead of unsigned long.
9878 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9880 * config/arm/arm.c (return_used_this_function): Remove.
9881 (arm_output_function_prologue): Remove use of
9882 return_used_this_function.
9883 (output_return_instruction): Replace use of
9884 return_used_this_function
9885 by cfun->machine->return_used_this_function.
9886 (arm_output_epilogue): Likewise.
9887 (arm_output_function_epilogue): Likewise.
9888 (thumb_unexpanded_epilogue): Likewise.
9889 * config/arm/arm.h (struct machine_function):
9890 New member return_used_this_function.
9892 2009-04-12 Mark Mitchell <mark@codesourcery.com>
9894 * doc/install.texi: Correct description of default directory for
9895 --with-gxx-include-dir.
9897 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
9899 * fold-const.c (build_range_check): Properly deal with enumeral and
9902 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
9904 * doc/invoke.texi (max_gcse_passes): Remove documentation.
9905 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
9906 * params.h (MAX_GCSE_PASSES): Remove.
9907 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
9908 in sequence. Remove ability to run multiple passes.
9909 (bypass_jumps): Report run as third CPROP pass.
9911 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
9914 * except.c (can_throw_external): Look at each insn in a SEQUENCE
9915 when deciding whether the whole SEQUENCE can throw.
9917 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
9920 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
9921 offseted label references.
9923 2009-04-11 Jan Hubicka <jh@suse.cz>
9925 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
9927 2009-04-11 Richard Guenther <rguenther@suse.de>
9930 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
9931 return variables as TREE_ADDRESSABLE.
9933 2009-04-11 Richard Guenther <rguenther@suse.de>
9935 PR tree-optimization/39713
9936 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
9937 reference trees have SSA_NAME operands.
9939 2009-04-11 Richard Guenther <rguenther@suse.de>
9942 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
9943 address expressions.
9945 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
9947 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
9948 match changes in Cygwin 1.7
9949 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
9950 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
9952 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9954 PR tree-optimization/39701
9955 * doc/invoke.texi (Optimization Options): Document change in
9956 meaning and initialization of -fdelete-null-pointer-checks.
9958 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9961 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
9963 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
9966 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
9968 2009-04-10 Chao-ying Fu <fu@mips.com>
9970 * doc/tm.texi (Instruction Output): Document
9971 TARGET_ASM_FINAL_POSTSCAN_INSN.
9972 * target.h (final_postscan_insn): New field in asm_out.
9973 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
9974 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
9975 * final.c (final_scan_insn): Call
9976 targetm.asm_out.final_postscan_insn after outputting
9977 an asm macro and a normal instruction.
9979 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
9980 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
9981 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
9982 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
9983 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
9985 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9988 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
9989 variables as non-NULL even with -fdelete-null-pointer-checks.
9991 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9993 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
9995 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
9998 * config/i386/i386.c (classify_argument): Handle SCmode with
9999 (bit_offset % 64) != 0.
10001 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10003 * doc/invoke.texi (Optimize Options): Add cross-reference to
10004 -Q --help=optimizers examples.
10006 2009-04-10 Ben Elliston <bje@au.ibm.com>
10009 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10010 regalign for the reg == fpr and TDmode case.
10012 2009-04-09 David Ayers <ayers@fsfe.org>
10015 * objc/objc-act.c (warn_with_method): Remove helper function.
10016 (check_duplicates): Call warning and inform directly.
10017 (really_start_method): Likewise.
10019 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10021 * expmed.c (expand_divmod): Always use a comparison for a division
10022 by a large unsigned integer.
10024 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10025 for things others than variables or functions as nonzero.
10027 2009-04-09 Nick Clifton <nickc@redhat.com>
10029 * unwind-compat.c: Change copyright header to refer to version
10030 3 of the GNU General Public License with version 3.1 of the
10031 GCC Runtime Library Exception and to point readers at the
10032 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10033 * config/alpha/crtfastmath.c: Likewise.
10034 * config/alpha/linux-unwind.h: Likewise.
10035 * config/alpha/qrnnd.asm: Likewise.
10036 * config/alpha/vms-crt0-64.c: Likewise.
10037 * config/alpha/vms-crt0.c: Likewise.
10038 * config/alpha/vms-dwarf2.asm: Likewise.
10039 * config/alpha/vms-dwarf2eh.asm: Likewise.
10040 * config/alpha/vms-psxcrt0-64.c: Likewise.
10041 * config/alpha/vms-psxcrt0.c: Likewise.
10042 * config/alpha/vms_tramp.asm: Likewise.
10043 * config/arc/initfini.c: Likewise.
10044 * config/arc/lib1funcs.asm: Likewise.
10045 * config/arm/bpabi-v6m.S: Likewise.
10046 * config/arm/bpabi.S: Likewise.
10047 * config/arm/bpabi.c: Likewise.
10048 * config/arm/crti.asm: Likewise.
10049 * config/arm/crtn.asm: Likewise.
10050 * config/arm/ieee754-df.S: Likewise.
10051 * config/arm/ieee754-sf.S: Likewise.
10052 * config/arm/lib1funcs.asm: Likewise.
10053 * config/arm/libunwind.S: Likewise.
10054 * config/arm/linux-atomic.c: Likewise.
10055 * config/arm/mmintrin.h: Likewise.
10056 * config/arm/pr-support.c: Likewise.
10057 * config/arm/unaligned-funcs.c: Likewise.
10058 * config/arm/unwind-arm.c: Likewise.
10059 * config/arm/unwind-arm.h: Likewise.
10060 * config/avr/libgcc.S: Likewise.
10061 * config/bfin/crti.s: Likewise.
10062 * config/bfin/crtlibid.s: Likewise.
10063 * config/bfin/crtn.s: Likewise.
10064 * config/bfin/lib1funcs.asm: Likewise.
10065 * config/bfin/linux-unwind.h: Likewise.
10066 * config/cris/arit.c: Likewise.
10067 * config/cris/cris_abi_symbol.c: Likewise.
10068 * config/darwin-64.c: Likewise.
10069 * config/darwin-crt2.c: Likewise.
10070 * config/darwin-crt3.c: Likewise.
10071 * config/darwin.h: Likewise.
10072 * config/dbxelf.h: Likewise.
10073 * config/dfp-bit.c: Likewise.
10074 * config/dfp-bit.h: Likewise.
10075 * config/elfos.h: Likewise.
10076 * config/fixed-bit.c: Likewise.
10077 * config/fixed-bit.h: Likewise.
10078 * config/fp-bit.c: Likewise.
10079 * config/fp-bit.h: Likewise.
10080 * config/fr30/crti.asm: Likewise.
10081 * config/fr30/crtn.asm: Likewise.
10082 * config/fr30/lib1funcs.asm: Likewise.
10083 * config/freebsd-spec.h: Likewise.
10084 * config/frv/cmovd.c: Likewise.
10085 * config/frv/cmovh.c: Likewise.
10086 * config/frv/cmovw.c: Likewise.
10087 * config/frv/frvbegin.c: Likewise.
10088 * config/frv/frvend.c: Likewise.
10089 * config/frv/lib1funcs.asm: Likewise.
10090 * config/glibc-stdint.h: Likewise.
10091 * config/h8300/clzhi2.c: Likewise.
10092 * config/h8300/crti.asm: Likewise.
10093 * config/h8300/crtn.asm: Likewise.
10094 * config/h8300/ctzhi2.c: Likewise.
10095 * config/h8300/fixunssfsi.c: Likewise.
10096 * config/h8300/lib1funcs.asm: Likewise.
10097 * config/h8300/parityhi2.c: Likewise.
10098 * config/h8300/popcounthi2.c: Likewise.
10099 * config/i386/ammintrin.h: Likewise.
10100 * config/i386/att.h: Likewise.
10101 * config/i386/avxintrin.h: Likewise.
10102 * config/i386/biarch64.h: Likewise.
10103 * config/i386/bmmintrin.h: Likewise.
10104 * config/i386/cpuid.h: Likewise.
10105 * config/i386/cross-stdarg.h: Likewise.
10106 * config/i386/crtfastmath.c: Likewise.
10107 * config/i386/crtprec.c: Likewise.
10108 * config/i386/cygming-crtbegin.c: Likewise.
10109 * config/i386/cygming-crtend.c: Likewise.
10110 * config/i386/cygwin.asm: Likewise.
10111 * config/i386/emmintrin.h: Likewise.
10112 * config/i386/gmm_malloc.h: Likewise.
10113 * config/i386/gthr-win32.c: Likewise.
10114 * config/i386/i386.h: Likewise.
10115 * config/i386/immintrin.h: Likewise.
10116 * config/i386/linux-unwind.h: Likewise.
10117 * config/i386/linux64.h: Likewise.
10118 * config/i386/mm3dnow.h: Likewise.
10119 * config/i386/mmintrin-common.h: Likewise.
10120 * config/i386/mmintrin.h: Likewise.
10121 * config/i386/nmmintrin.h: Likewise.
10122 * config/i386/pmm_malloc.h: Likewise.
10123 * config/i386/pmmintrin.h: Likewise.
10124 * config/i386/smmintrin.h: Likewise.
10125 * config/i386/sol2-c1.asm: Likewise.
10126 * config/i386/sol2-ci.asm: Likewise.
10127 * config/i386/sol2-cn.asm: Likewise.
10128 * config/i386/sol2-gc1.asm: Likewise.
10129 * config/i386/tmmintrin.h: Likewise.
10130 * config/i386/unix.h: Likewise.
10131 * config/i386/w32-unwind.h: Likewise.
10132 * config/i386/wmmintrin.h: Likewise.
10133 * config/i386/x86-64.h: Likewise.
10134 * config/i386/x86intrin.h: Likewise.
10135 * config/i386/xmmintrin.h: Likewise.
10136 * config/ia64/crtbegin.asm: Likewise.
10137 * config/ia64/crtend.asm: Likewise.
10138 * config/ia64/crtfastmath.c: Likewise.
10139 * config/ia64/crti.asm: Likewise.
10140 * config/ia64/crtn.asm: Likewise.
10141 * config/ia64/fde-glibc.c: Likewise.
10142 * config/ia64/lib1funcs.asm: Likewise.
10143 * config/ia64/linux-unwind.h: Likewise.
10144 * config/ia64/quadlib.c: Likewise.
10145 * config/ia64/unwind-ia64.c: Likewise.
10146 * config/linux.h: Likewise.
10147 * config/m32c/m32c-lib1.S: Likewise.
10148 * config/m32c/m32c-lib2-trapv.c: Likewise.
10149 * config/m32c/m32c-lib2.c: Likewise.
10150 * config/m32r/initfini.c: Likewise.
10151 * config/m68hc11/larith.asm: Likewise.
10152 * config/m68hc11/m68hc11-crt0.S: Likewise.
10153 * config/m68k/cf.md: Likewise.
10154 * config/m68k/crti.s: Likewise.
10155 * config/m68k/crtn.s: Likewise.
10156 * config/m68k/lb1sf68.asm: Likewise.
10157 * config/m68k/linux-unwind.h: Likewise.
10158 * config/mcore/crti.asm: Likewise.
10159 * config/mcore/crtn.asm: Likewise.
10160 * config/mcore/lib1.asm: Likewise.
10161 * config/mips/linux-unwind.h: Likewise.
10162 * config/mips/loongson.h: Likewise.
10163 * config/mips/mips16.S: Likewise.
10164 * config/mmix/crti.asm: Likewise.
10165 * config/mmix/crtn.asm: Likewise.
10166 * config/pa/fptr.c: Likewise.
10167 * config/pa/hpux-unwind.h: Likewise.
10168 * config/pa/lib2funcs.asm: Likewise.
10169 * config/pa/linux-atomic.c: Likewise.
10170 * config/pa/linux-unwind.h: Likewise.
10171 * config/pa/milli64.S: Likewise.
10172 * config/pa/quadlib.c: Likewise.
10173 * config/pa/stublib.c: Likewise.
10174 * config/picochip/libgccExtras/adddi3.asm: Likewise.
10175 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
10176 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
10177 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
10178 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
10179 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
10180 * config/picochip/libgccExtras/divmod15.asm: Likewise.
10181 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
10182 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
10183 * config/picochip/libgccExtras/longjmp.asm: Likewise.
10184 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
10185 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
10186 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
10187 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
10188 * config/picochip/libgccExtras/setjmp.asm: Likewise.
10189 * config/picochip/libgccExtras/subdi3.asm: Likewise.
10190 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
10191 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
10192 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
10193 * config/rs6000/750cl.h: Likewise.
10194 * config/rs6000/altivec.h: Likewise.
10195 * config/rs6000/biarch64.h: Likewise.
10196 * config/rs6000/crtresfpr.asm: Likewise.
10197 * config/rs6000/crtresgpr.asm: Likewise.
10198 * config/rs6000/crtresxfpr.asm: Likewise.
10199 * config/rs6000/crtresxgpr.asm: Likewise.
10200 * config/rs6000/crtsavfpr.asm: Likewise.
10201 * config/rs6000/crtsavgpr.asm: Likewise.
10202 * config/rs6000/darwin-asm.h: Likewise.
10203 * config/rs6000/darwin-fallback.c: Likewise.
10204 * config/rs6000/darwin-fpsave.asm: Likewise.
10205 * config/rs6000/darwin-ldouble.c: Likewise.
10206 * config/rs6000/darwin-tramp.asm: Likewise.
10207 * config/rs6000/darwin-unwind.h: Likewise.
10208 * config/rs6000/darwin-vecsave.asm: Likewise.
10209 * config/rs6000/darwin-world.asm: Likewise.
10210 * config/rs6000/e500crtres32gpr.asm: Likewise.
10211 * config/rs6000/e500crtres64gpr.asm: Likewise.
10212 * config/rs6000/e500crtres64gprctr.asm: Likewise.
10213 * config/rs6000/e500crtrest32gpr.asm: Likewise.
10214 * config/rs6000/e500crtrest64gpr.asm: Likewise.
10215 * config/rs6000/e500crtresx32gpr.asm: Likewise.
10216 * config/rs6000/e500crtresx64gpr.asm: Likewise.
10217 * config/rs6000/e500crtsav32gpr.asm: Likewise.
10218 * config/rs6000/e500crtsav64gpr.asm: Likewise.
10219 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
10220 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
10221 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
10222 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
10223 * config/rs6000/eabi-ci.asm: Likewise.
10224 * config/rs6000/eabi-cn.asm: Likewise.
10225 * config/rs6000/eabi.asm: Likewise.
10226 * config/rs6000/linux-unwind.h: Likewise.
10227 * config/rs6000/linux64.h: Likewise.
10228 * config/rs6000/paired.h: Likewise.
10229 * config/rs6000/paired.md: Likewise.
10230 * config/rs6000/ppc64-fp.c: Likewise.
10231 * config/rs6000/ppu_intrinsics.h: Likewise.
10232 * config/rs6000/rs6000.h: Likewise.
10233 * config/rs6000/si2vmx.h: Likewise.
10234 * config/rs6000/sol-ci.asm: Likewise.
10235 * config/rs6000/sol-cn.asm: Likewise.
10236 * config/rs6000/spe.h: Likewise.
10237 * config/rs6000/spu2vmx.h: Likewise.
10238 * config/rs6000/sysv4.h: Likewise.
10239 * config/rs6000/tramp.asm: Likewise.
10240 * config/rs6000/vec_types.h: Likewise.
10241 * config/s390/linux-unwind.h: Likewise.
10242 * config/s390/tpf-unwind.h: Likewise.
10243 * config/score/crti.asm: Likewise.
10244 * config/score/crtn.asm: Likewise.
10245 * config/sh/crt1.asm: Likewise.
10246 * config/sh/crti.asm: Likewise.
10247 * config/sh/crtn.asm: Likewise.
10248 * config/sh/divtab-sh4-300.c: Likewise.
10249 * config/sh/divtab-sh4.c: Likewise.
10250 * config/sh/divtab.c: Likewise.
10251 * config/sh/lib1funcs-4-300.asm: Likewise.
10252 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
10253 * config/sh/lib1funcs.asm: Likewise.
10254 * config/sh/lib1funcs.h: Likewise.
10255 * config/sh/linux-atomic.asm: Likewise.
10256 * config/sh/linux-unwind.h: Likewise.
10257 * config/sh/shmedia.h: Likewise.
10258 * config/sh/sshmedia.h: Likewise.
10259 * config/sh/ushmedia.h: Likewise.
10260 * config/sparc/crtfastmath.c: Likewise.
10261 * config/sparc/linux-unwind.h: Likewise.
10262 * config/sparc/sol2-c1.asm: Likewise.
10263 * config/sparc/sol2-ci.asm: Likewise.
10264 * config/sparc/sol2-cn.asm: Likewise.
10265 * config/spu/divmodti4.c: Likewise.
10266 * config/spu/divv2df3.c: Likewise.
10267 * config/spu/float_disf.c: Likewise.
10268 * config/spu/float_unsdidf.c: Likewise.
10269 * config/spu/float_unsdisf.c: Likewise.
10270 * config/spu/float_unssidf.c: Likewise.
10271 * config/spu/mfc_multi_tag_release.c: Likewise.
10272 * config/spu/mfc_multi_tag_reserve.c: Likewise.
10273 * config/spu/mfc_tag_release.c: Likewise.
10274 * config/spu/mfc_tag_reserve.c: Likewise.
10275 * config/spu/mfc_tag_table.c: Likewise.
10276 * config/spu/multi3.c: Likewise.
10277 * config/spu/spu_internals.h: Likewise.
10278 * config/spu/spu_intrinsics.h: Likewise.
10279 * config/spu/spu_mfcio.h: Likewise.
10280 * config/spu/vec_types.h: Likewise.
10281 * config/spu/vmx2spu.h: Likewise.
10282 * config/stormy16/stormy16-lib2.c: Likewise.
10283 * config/svr4.h: Likewise.
10284 * config/sync.c: Likewise.
10285 * config/v850/lib1funcs.asm: Likewise.
10286 * config/vxlib-tls.c: Likewise.
10287 * config/vxlib.c: Likewise.
10288 * config/vxworks-dummy.h: Likewise.
10289 * config/xtensa/crti.asm: Likewise.
10290 * config/xtensa/crtn.asm: Likewise.
10291 * config/xtensa/ieee754-df.S: Likewise.
10292 * config/xtensa/ieee754-sf.S: Likewise.
10293 * config/xtensa/lib1funcs.asm: Likewise.
10294 * config/xtensa/lib2funcs.S: Likewise.
10295 * config/xtensa/linux-unwind.h: Likewise.
10296 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
10297 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
10298 * coretypes.h: Likewise.
10299 * crtstuff.c: Likewise.
10300 * defaults.h: Likewise.
10301 * dwarf2.h: Likewise.
10302 * emutls.c: Likewise.
10303 * gbl-ctors.h: Likewise.
10304 * gcov-io.h: Likewise.
10305 * ginclude/float.h: Likewise.
10306 * ginclude/iso646.h: Likewise.
10307 * ginclude/stdarg.h: Likewise.
10308 * ginclude/stdbool.h: Likewise.
10309 * ginclude/stddef.h: Likewise.
10310 * ginclude/stdfix.h: Likewise.
10311 * ginclude/stdint-gcc.h: Likewise.
10312 * ginclude/tgmath.h: Likewise.
10313 * gthr-aix.h: Likewise.
10314 * gthr-dce.h: Likewise.
10315 * gthr-gnat.c: Likewise.
10316 * gthr-gnat.h: Likewise.
10317 * gthr-lynx.h: Likewise.
10318 * gthr-mipssde.h: Likewise.
10319 * gthr-nks.h: Likewise.
10320 * gthr-posix.c: Likewise.
10321 * gthr-posix.h: Likewise.
10322 * gthr-posix95.h: Likewise.
10323 * gthr-rtems.h: Likewise.
10324 * gthr-single.h: Likewise.
10325 * gthr-solaris.h: Likewise.
10326 * gthr-tpf.h: Likewise.
10327 * gthr-vxworks.h: Likewise.
10328 * gthr-win32.h: Likewise.
10329 * gthr.h: Likewise.
10330 * libgcc2.c: Likewise.
10331 * libgcc2.h: Likewise.
10332 * libgcov.c: Likewise.
10333 * tsystem.h: Likewise.
10334 * typeclass.h: Likewise.
10335 * unwind-c.c: Likewise.
10336 * unwind-compat.h: Likewise.
10337 * unwind-dw2-fde-compat.c: Likewise.
10338 * unwind-dw2-fde-darwin.c: Likewise.
10339 * unwind-dw2-fde-glibc.c: Likewise.
10340 * unwind-dw2-fde.c: Likewise.
10341 * unwind-dw2-fde.h: Likewise.
10342 * unwind-dw2.c: Likewise.
10343 * unwind-dw2.h: Likewise.
10344 * unwind-generic.h: Likewise.
10345 * unwind-pe.h: Likewise.
10346 * unwind-sjlj.c: Likewise.
10347 * unwind.inc: Likewise.
10348 * config/arm/neon-gen.ml: Change generated copyright header to
10349 refer to version 3 of the GNU General Public License with
10350 version 3.1 of the GCC Runtime Library Exception and to point
10351 readers at the COPYING3 and COPYING3.RUNTIME files and the
10352 FSF's license web page.
10353 * config/arm/arm_neon.h: Regenerate.
10355 2009-04-09 Jakub Jelinek <jakub@redhat.com>
10357 * config/cris/cris.md: Change copyright header to refer to version
10358 3 of the GNU General Public License.
10359 * doc/install.texi2html: Change copyright header to refer to version
10360 3 of the GNU General Public License and to point readers at the
10361 COPYING3 file and the FSF's license web page.
10362 * config/vax/linux.h: Likewise.
10364 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10366 * config/i386/i386.md (cmpcc): New.
10367 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
10368 (sync_compare_and_swap_cc*): Delete.
10370 * config/s390/s390.c (s390_compare_emitted): Remove.
10371 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
10372 s390_compare_emitted used to be handled. Assert that modes match.
10373 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
10374 refer to sync_compare_and_swap_ccsi.
10375 * config/s390/s390.h (s390_compare_emitted): Remove.
10376 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
10377 instead of s390_compare_emitted.
10378 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
10379 instead of s390_compare_emitted.
10380 * config/s390/s390.md (cmpcc): New.
10381 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
10382 CC_REGNUM, do not pretend it's set.
10383 (sync_compare_and_swap_cc*): Delete.
10384 * config/s390/predicates.md (cc_reg_operand): New.
10386 * expr.c (sync_compare_and_swap_cc): Delete.
10387 * optabs.h (sync_compare_and_swap_cc): Delete.
10388 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
10389 is being used with can_compare_p.
10390 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
10391 (find_cc_set): New.
10392 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
10393 look for a MODE_CC set instead. Use emit_store_flag.
10394 (expand_compare_and_swap_loop): Likewise, with some additional
10395 complication to avoid a force_reg when useless. Use
10396 emit_cmp_and_jump_insns.
10397 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
10398 * doc/md.texi (sync_compare_and_swap_cc): Merge with
10399 sync_compare_and_swap documentation.
10401 2009-04-09 Jan Hubicka <jh@suse.cz>
10403 * except.c (find_prev_try): Break out from ....
10404 (duplicate_eh_regions): ... here; properly update prev_try pointers
10405 when duplication part of tree.
10406 (dump_eh_tree): Improve dumping.
10407 (verify_eh_region): New.
10408 (verify_eh_tree): Use it.
10410 2009-04-06 Richard Guenther <rguenther@suse.de>
10412 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
10413 &ARRAY addresses by adjusting their types and prepending
10415 * tree-cfg.c (verify_gimple_assign_single): Verify that
10416 addresses are correct.
10418 2009-04-09 Richard Guenther <rguenther@suse.de>
10420 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
10421 indices into an array reference if possible.
10422 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10423 Fold POINTER_PLUS_EXPR statements with invariant address.
10425 2009-04-09 Alan Modra <amodra@bigpond.net.au>
10428 * config.gcc (powerpc64-*-linux*): Always build biarch.
10430 2009-04-09 Joseph Myers <joseph@codesourcery.com>
10433 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
10434 it and pedwarn if this results in an INTEGER_CST.
10436 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10438 * doc/install.texi: Update minimum GMP version. Remove obsolete
10439 text in MPFR section.
10441 2009-04-08 Jakub Jelinek <jakub@redhat.com>
10443 * dwarf2out.c (class_scope_p): New static inline.
10444 (class_or_namespace_scope_p): Use it.
10445 (gen_variable_die): Use DW_TAG_member tag for static data member
10446 declarations instead of DW_TAG_variable.
10448 PR middle-end/39573
10449 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
10452 2009-04-08 Richard Guenther <rguenther@suse.de>
10454 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
10455 valueize random data.
10457 2009-04-08 David Edelsohn <edelsohn@gnu.org>
10459 * config.gcc (aix tm_file): Add aix-stdint.h.
10460 (aix tm clause use_gcc_stdint): Set to wrap.
10461 * config/rs6000/aix-stdint.h: New file.
10463 2009-04-08 Richard Guenther <rguenther@suse.de>
10465 PR middle-end/36291
10466 * tree-dfa.c (add_referenced_var): Do not recurse into
10467 global initializers.
10468 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
10470 (fold_const_aggregate_ref): Likewise.
10472 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10474 * recog.c (ordered_comparison_operator): New.
10475 * gensupport.c (std_preds): Add it.
10476 * doc/md.texi (Machine-Independent Predicates): Document it.
10478 2009-04-08 Jan Hubicka <jh@suse.cz>
10480 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
10481 * function.h (rtl_eh): Remove exception_handler_label_map.
10482 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
10483 remove_exception_handler_label, for_each_eh_label_1): Remove.
10484 (rtl_remove_unreachable_regions): Remove.
10485 (convert_from_eh_region_ranges): Do not remove unreachable regions.
10486 (find_exception_handler_labels): Don't build the hashtable.
10487 (maybe_remove_eh_handler): Remove.
10488 (for_each_eh_label): Rewrite to walk the tree.
10489 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
10490 * except.h (maybe_remove_eh_handler): Remove.
10491 * passes.c (init_optimization_passes): Schedule second EH cleanup
10493 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
10494 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
10496 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10498 * genoutput.c (validate_optab_operands): New.
10499 (gen_insn, gen_expand): Call it.
10501 * genflags.c (gen_insn): Detect misused iterators.
10502 (main): Pass line_no to gen_insn, exit with status 1 on error.
10504 * genextract.c (line_no): Make global.
10505 (VEC_safe_set_locstr): Change assertion to error message.
10506 (main): Exit with status 1 on error.
10508 2009-04-08 Joseph Myers <joseph@codesourcery.com>
10512 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10513 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10514 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
10515 * c-convert.c (convert): Do not call fold on results of conversion
10516 functions when the result is a C_MAYBE_CONST_EXPR.
10517 * c-parser.c (c_parser_postfix_expression): Do not fold condition
10518 of __builtin_choose_expr.
10519 * c-typeck.c (remove_c_maybe_const_expr): New.
10520 (build_unary_op, build_conditional_expr, build_compound_expr,
10521 build_binary_op, c_objc_common_truthvalue_conversion): Call
10522 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
10525 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
10527 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
10528 CODE to produce a new one. Add a prototype to use fold_convert_const
10530 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
10533 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
10534 mix declarations and code.
10536 2009-04-08 Ben Elliston <bje@au.ibm.com>
10538 * gcc.c: Replace `CC' with `GCC' throughout.
10540 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
10542 * doc/invoke.texi: Document Atom support.
10544 2009-04-07 Jason Merrill <jason@redhat.com>
10547 * c-common.h, c-common.c: Add flag_pretty_templates.
10548 * c-opts.c (c_common_handle_option): Set it.
10549 * c.opt: Add -fno-pretty-templates.
10550 * doc/invoke.texi (C++ Dialect Options): Likewise.
10552 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
10554 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
10555 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
10556 (ia64_expand_builtin): Likewise.
10558 2009-04-07 Martin Jambor <mjambor@suse.cz>
10560 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
10561 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
10562 ADDR_EXPRS are include too.
10564 2009-04-07 Richard Guenther <rguenther@suse.de>
10566 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
10567 decls are only used if passes as parameters or if they are
10568 local statics and the call is not to a builtin.
10569 (call_may_clobber_ref_p_1): Likewise.
10571 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10573 * expr.c (do_store_flag): Remove last argument. Simplify code
10574 to avoid duplication of tests already done by can_compare_p.
10575 (expand_expr_real_1): Adjust caller.
10577 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10579 * optabs.c (can_compare_p): Test the predicate of a
10580 cbranch and cstore pattern.
10582 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10584 * expr.c (convert_move): Use emit_store_flag instead of
10587 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10589 * config/i386/i386.c (ix86_compare_emitted): Remove.
10590 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
10591 ix86_compare_op0 like ix86_compare_emitted used to be handled.
10592 * config/i386/i386.h (ix86_compare_emitted): Remove.
10593 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
10594 instead of ix86_compare_emitted.
10595 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
10597 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
10599 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
10600 Add t-sysroot-suffix to tmake_file.
10601 * config/print-sysroot-suffix.sh: New file.
10602 * config/t-sysroot-suffix: New file.
10604 2009-04-07 Ben Elliston <bje@au.ibm.com>
10606 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
10607 as the latter produces a warning when the target does not support
10610 2009-04-07 Ben Elliston <bje@au.ibm.com>
10612 * dfp.c: Replace type punning assignments with memcpy throughout.
10613 * Makefile.in (dfp.o-warn): Remove.
10615 2009-04-07 Alan Modra <amodra@bigpond.net.au>
10618 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
10619 Include soft-fp/t-softfp after rs6000/t-linux64.
10621 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
10623 * stor-layout.c (set_sizetype): Use the full precision of their
10624 machine mode for bitsize types.
10626 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
10628 * config/i386/i386.md: Revert 2 accidental checkins.
10630 2009-04-06 Joey Ye <joey.ye@intel.com>
10631 Xuepeng Guo <xuepeng.guo@intel.com>
10632 H.J. Lu <hongjiu.lu@intel.com>
10634 Atom pipeline model, tuning and insn selection.
10635 * config.gcc (atom): Add atom config options and target.
10637 * config/i386/atom.md: New.
10639 * config/i386/i386.c (atom_cost): New cost.
10640 (m_ATOM): New macro flag.
10641 (initial_ix86_tune_features): Set m_ATOM.
10642 (x86_accumulate_outgoing_args): Likewise.
10643 (x86_arch_always_fancy_math_387): Likewise.
10644 (processor_target): Add Atom cost.
10645 (cpu_names): Add Atom cpu name.
10646 (override_options): Set Atom ISA.
10647 (ix86_issue_rate): New case PROCESSOR_ATOM.
10648 (ix86_adjust_cost): Likewise.
10650 * config/i386/i386.h (TARGET_ATOM): New target macro.
10651 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
10652 (TARGET_OPT_AGU): New target option.
10653 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
10654 (processor_type): Add PROCESSOR_ATOM.
10656 * config/i386/i386.md (cpu): Add new value "atom".
10657 (use_carry, movu): New attr.
10658 (atom.md): Include atom.md.
10659 (adddi3_carry_rex64): Set attr "use_carry".
10660 (addqi3_carry): Likewise.
10661 (addhi3_carry): Likewise.
10662 (addsi3_carry): Likewise.
10663 (*addsi3_carry_zext): Likewise.
10664 (subdi3_carry_rex64): Likewise.
10665 (subqi3_carry): Likewise.
10666 (subhi3_carry): Likewise.
10667 (subsi3_carry): Likewise.
10668 (x86_movdicc_0_m1_rex64): Likewise.
10669 (*x86_movdicc_0_m1_se): Likewise.
10670 (x86_movsicc_0_m1): Likewise.
10671 (*x86_movsicc_0_m1_se): Likewise.
10672 (*adddi_1_rex64): Emit add insn as much as possible.
10673 (*addsi_1): Likewise.
10674 (return_internal): Set atom_unit.
10675 (return_internal_long): Likewise.
10676 (return_pop_internal): Likewise.
10677 (*rcpsf2_sse): Set atom_sse_attr attr.
10678 (*qrt<mode>2_sse): Likewise.
10679 (*prefetch_sse): Likewise.
10681 * config/i386/i386-c.c (ix86_target_macros_internal): New case
10683 (ix86_target_macros_internal): Likewise.
10685 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
10686 (*prefetch_sse_rex): Likewise.
10687 (sse_rcpv4sf2): Likewise.
10688 (sse_vmrcpv4sf2): Likewise.
10689 (sse_sqrtv4sf2): Likewise.
10690 (<sse>_vmsqrt<mode>2): Likewise.
10691 (sse_ldmxcsr): Likewise.
10692 (sse_stmxcsr): Likewise.
10693 (*sse_sfence): Likewise.
10694 (sse2_clflush): Likewise.
10695 (*sse2_mfence): Likewise.
10696 (*sse2_lfence): Likewise.
10697 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
10698 (<sse>_movup<ssemodesuffixf2c>): Likewise.
10699 (avx_movdqu<avxmodesuffix>): Likewise.
10700 (avx_lddqu<avxmodesuffix>): Likewise.
10701 (sse2_movntv2di): Change attr "type" to "ssemov".
10702 (sse2_movntsi): Likewise.
10703 (rsqrtv8sf2): Change attr "type" to "sseadd".
10704 (sse3_addsubv2df3): Set attr "atom_unit".
10705 (sse3_h<plusminus_insn>v4sf3): Likewise.
10706 (*sse2_pmaddwd): Likewise.
10707 (*vec_extractv2di_1_rex64): Likewise.
10708 (*vec_extractv2di_1_avx): Likewise.
10709 (sse2_psadbw): Likewise.
10710 (ssse3_phaddwv8hi3): Likewise.
10711 (ssse3_phaddwv4hi3): Likewise.
10712 (ssse3_phadddv4si3): Likewise.
10713 (ssse3_phadddv2si3): Likewise.
10714 (ssse3_phaddswv8hi3): Likewise.
10715 (ssse3_phaddswv4hi3): Likewise.
10716 (ssse3_phsubwv8hi3): Likewise.
10717 (ssse3_phsubwv4hi3): Likewise.
10718 (ssse3_phsubdv4si3): Likewise.
10719 (ssse3_phsubdv2si3): Likewise.
10720 (ssse3_phsubswv8hi3): Likewise.
10721 (ssse3_phsubswv4hi3): Likewise.
10722 (ssse3_pmaddubsw128): Likewise.
10723 (sse3_pmaddubsw: Likewise.
10724 (ssse3_palignrti): Likewise.
10725 (ssse3_palignrdi): Likewise.
10727 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
10729 * doc/install.texi (Specific): Fix two cross-references to MinGW.
10731 2009-04-06 Richard Guenther <rguenther@suse.de>
10733 PR tree-optimization/28868
10734 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
10735 of which PHI results we inserted.
10736 (insert_into_preds_of_block): Record inserted PHIs.
10737 (eliminate): Eliminate redundant PHI nodes.
10738 (init_pre): Init inserted_phi_names.
10740 2009-04-06 Richard Guenther <rguenther@suse.de>
10742 PR tree-optimization/39643
10743 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
10744 IMAGPART_EXPRs of complex constants.
10745 (execute_fold_all_builtins): If we folded a call queue
10746 TODO_update_address_taken.
10748 2009-04-06 Jan Hubicka <jh@suse.cz>
10750 PR middle-end/39659
10751 * except.c (remove_unreachable_regions): Propagate may_contain_throw
10754 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
10756 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
10758 (ic_invalidate_array): Likewise.
10760 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
10762 * calls.c (emit_library_call_value_1): Fix a problem with parameter
10763 alignment for library calls.
10765 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
10767 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
10768 (mingw32 tm clause use_gcc_stdint): Set to wrap.
10769 * config/i386/mingw-stdint.h: New file.
10771 2009-04-05 Richard Guenther <rguenther@suse.de>
10773 PR tree-optimization/39648
10774 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
10775 our &A vs. &A[0] IL deficiencies.
10777 2009-04-04 Jan Hubicka <jh@suse.cz>
10779 * except.c (sjlj_find_directly_reachable_regions): Be ready for
10780 removed toplevel regions.
10781 (sjlj_mark_call_sites): Likewise.
10783 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
10785 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
10786 (cygwin tm clause use_gcc_stdint): Set to wrap.
10787 * config/i386/cygwin-stdint.h: New file.
10789 2009-04-04 Richard Guenther <rguenther@suse.de>
10791 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
10792 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
10793 single-argument PHIs if we are in loop-closed SSA form.
10794 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
10795 for the pre-condition.
10796 (slpeel_tree_peel_loop_to_edge): Likewise.
10797 (vect_build_loop_niters): Take an optional sequence to append stmts.
10798 (vect_generate_tmps_on_preheader): Likewise.
10799 (vect_do_peeling_for_loop_bound): Take extra guards for the
10801 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
10802 the cost model check.
10803 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
10804 guards if we are going to peel. Do not apply versioning in that case.
10805 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
10806 (vect_do_peeling_for_loop_bound): Likewise.
10807 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
10808 loop bound only record extra pre-conditions, do not apply loop
10811 2009-04-04 Richard Guenther <rguenther@suse.de>
10813 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
10816 2009-04-04 Jan Hubicka <jh@suse.cz>
10818 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10819 last_basic_block for size of bb->index indexed array.
10820 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
10821 compute_out, link_btr_uses, build_btr_def_use_webs,
10822 build_btr_def_use_webs, migrate_btr_defs): Likewise.
10824 2009-04-04 Jan Hubicka <jh@suse.cz>
10826 * except.c (remove_eh_handler_and_replace): Break out from ...
10827 (remove_eh_handler): ... here.
10828 (bring_to_root): New function.
10829 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
10830 handled ones, bring others to root of tree.
10832 2009-04-04 Jan Hubicka <jh@suse.cz>
10834 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
10835 (all_phis_safe_to_merge): New function.
10836 (update_info): New structure.
10837 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
10838 (cleanup_empty_eh): Update SSA if possible.
10840 2009-04-04 Richard Guenther <rguenther@suse.de>
10842 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
10843 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
10844 (append_vuse): Likewise.
10846 2009-04-04 Jakub Jelinek <jakub@redhat.com>
10848 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
10849 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
10850 instead of REG_UNSAVED for DW_CFA_undefined.
10851 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
10852 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
10855 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
10858 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
10859 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
10860 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
10862 2009-04-04 Richard Guenther <rguenther@suse.de>
10864 PR tree-optimization/8781
10865 PR tree-optimization/37892
10866 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
10867 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
10868 (valueize_refs): Call it for *& valueizations.
10869 (shared_reference_ops_from_ref): Rename to ...
10870 (valueize_shared_reference_ops_from_ref): ... this and valueize.
10871 (shared_reference_ops_from_call): Rename to ...
10872 (valueize_shared_reference_ops_from_call): ... this and valueize.
10873 (vn_reference_lookup): Update.
10874 (visit_reference_op_call): Likewise.
10875 * tree-ssa-pre.c (phi_translate_1): Fold *&.
10876 (eliminate): Value-replace the call address in call statements.
10878 2009-04-04 Richard Guenther <rguenther@suse.de>
10880 PR tree-optimization/39636
10881 * tree-ssa-forwprop.c
10882 (forward_propagate_addr_into_variable_array_index): Check for
10883 GIMPLE_ASSIGN before accessing the rhs code.
10885 2009-04-03 Jason Merrill <jason@redhat.com>
10887 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
10889 2009-04-03 Steve Ellcey <sje@cup.hp.com>
10891 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
10892 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
10893 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
10894 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
10895 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
10896 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
10897 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
10898 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
10899 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
10900 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
10901 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
10902 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
10903 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
10904 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
10905 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
10906 Use fr_reg_or_fp01_operand instead of fr_register_operand
10908 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
10909 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
10910 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
10912 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
10914 PR rtl-optimization/39607
10915 PR rtl-optimization/39631
10919 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10920 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10921 instead of DF_LR_OUT.
10922 * ira-lives.c (process_bb_node_lives): Ditto.
10923 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10924 instead of DF_LR_{OUT,IN}.
10925 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10926 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10928 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
10930 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
10931 (execute_lower_omp): Always run but take the short way out if -fopenmp
10933 (gate_lower_omp): Remove, forcing the pass manager to always run the
10934 pass and always set PROP_gimple_lomp.
10935 (pass_lower_omp): Remove gate function.
10936 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
10937 PROP_trees. Instead, require it.
10938 * ipa-cp.c (pass_ipa_cp): Likewise.
10939 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
10940 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
10941 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
10942 and PROP_gimple_leh.
10944 2009-04-03 Richard Guenther <rguenther@suse.de>
10946 PR middle-end/13146
10947 PR tree-optimization/23940
10948 PR tree-optimization/33237
10949 PR middle-end/33974
10950 PR middle-end/34093
10951 PR tree-optimization/36201
10952 PR tree-optimization/36230
10953 PR tree-optimization/38049
10954 PR tree-optimization/38207
10955 PR tree-optimization/38230
10956 PR tree-optimization/38301
10957 PR tree-optimization/38585
10958 PR middle-end/38895
10959 PR tree-optimization/38985
10960 PR tree-optimization/39299
10961 * tree-ssa-structalias.h: Remove.
10962 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
10963 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
10964 (struct vuse_element_d): Remove.
10965 (struct vuse_vec_d): Likewise.
10966 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
10967 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
10968 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
10969 VUSE_ELEMENT_VAR): Likewise.
10970 (struct voptype_d): Likewise.
10971 (NUM_VOP_FREE_BUCKETS): Likewise.
10972 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
10973 (struct stmt_operands_d): Remove.
10974 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
10975 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
10976 VDEF_NUM, VDEF_VECT): Likewise.
10977 (copy_virtual_operands): Remove.
10978 (operand_build_cmp): Likewise.
10979 (create_ssa_artificial_load_stmt): Likewise.
10980 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
10981 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
10982 vuse_index and mayuse_index members. Pack and move done and iter_type
10983 members to the front.
10984 (SSA_OP_VMAYUSE): Remove.
10985 (SSA_OP_VIRTUAL_USES): Adjust.
10986 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
10987 (unlink_stmt_vdef): Declare.
10988 (add_to_addressable_set): Remove.
10989 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
10990 (vrp_visit_stmt): Likewise.
10991 * doc/tree-ssa.texi (Alias analysis): Update.
10992 * doc/invoke.texi (max-aliased-vops): Remove docs.
10993 (avg-aliased-vops): Likewise.
10994 * tree-into-ssa.c (syms_to_rename): Remove.
10995 (need_to_update_vops_p): Likewise.
10996 (need_to_initialize_update_ssa_p): Rename to ...
10997 (update_ssa_initialized_fn): ... this. Track function we are
10999 (symbol_marked_for_renaming): Simplify.
11000 (add_new_name_mapping): Do not set need_to_update_vops_p.
11001 (dump_currdefs): Use SYMS_TO_RENAME.
11002 (rewrite_update_stmt): Always walk all uses/defs.
11003 (dump_update_ssa): Adjust.
11004 (init_update_ssa): Take function argument. Track what we are
11006 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11007 (create_new_def_for): Initialize for cfun, assert we are initialized
11009 (mark_sym_for_renaming): Simplify.
11010 (mark_set_for_renaming): Do not initialize update-ssa.
11011 (need_ssa_update_p): Simplify. Take function argument.
11012 (name_mappings_registered_p): Assert we ask for the correct function.
11013 (name_registered_for_update_p): Likewise.
11014 (ssa_names_to_replace): Likewise.
11015 (release_ssa_name_after_update_ssa): Likewise.
11016 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11017 (dump_decl_set): Do not print a newline.
11018 (debug_decl_set): Do it here.
11019 (dump_update_ssa): And here.
11020 * tree-ssa-loop-im.c (move_computations): Adjust.
11021 (movement_possibility): Likewise.
11022 (determine_max_movement): Likewise.
11023 (gather_mem_refs_stmt): Likewise.
11024 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11025 or NAME_MEMORY_TAG.
11026 * tree-complex.c (update_all_vops): Remove.
11027 (expand_complex_move): Adjust.
11028 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11029 Simplify test for memory referencing statement. Exclude
11030 non-invariant ADDR_EXPRs.
11031 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11032 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11033 (rdg_flag_uses): Likewise.
11034 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11036 (tree_optimize_tail_calls_1): Also split the
11037 edge from the entry block if we have degenerate PHI nodes in
11038 the first basic block.
11039 * tree.c (init_ttree): Remove memory-tag related code.
11040 (tree_code_size): Likewise.
11041 (tree_node_structure): Likewise.
11042 (build7_stat): Re-write to be build6_stat.
11043 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11044 (SSA_VAR_P): Adjust.
11045 (struct tree_memory_tag): Remove.
11046 (struct tree_memory_partition_tag): Likewise.
11047 (union tree_node): Adjust.
11048 (build7): Re-write to be build6.
11049 * tree-pass.h (pass_reset_cc_flags): Remove.
11050 (TODO_update_address_taken): New flag.
11051 (pass_simple_dse): Remove.
11052 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11053 * params.h (MAX_ALIASED_VOPS): Remove.
11054 (AVG_ALIASED_VOPS): Likewise.
11055 * omp-low.c (expand_omp_taskreg): Update SSA form.
11056 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11057 aliases the lhs in a copy stmt.
11058 * tree-ssa-dse.c (struct address_walk_data): Remove.
11059 (memory_ssa_name_same): Likewise.
11060 (memory_address_same): Likewise.
11061 (get_kill_of_stmt_lhs): Likewise.
11062 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11063 unused stores. Look through PHI nodes into post-dominated regions.
11064 (dse_optimize_stmt): Simplify. Properly remove stores.
11065 (tree_ssa_dse): Compute dominators.
11066 (execute_simple_dse): Remove.
11067 (pass_simple_dse): Likewise.
11068 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11069 gimple_loaded_syms and gimple_stored_syms computation.
11070 * toplev.c (dump_memory_report): Dump alias and pta stats.
11071 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11072 (vn_reference_eq): Likewise.
11073 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11074 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11075 valueize_vuses): Remove.
11076 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11077 (get_def_ref_stmt_vuse): ... this.
11078 (vn_reference_lookup_2): New function.
11079 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11080 walking equivalent vuses. Simplify.
11081 (vn_reference_lookup): Likewise.
11082 (vn_reference_insert): Likewise.
11083 (vn_reference_insert_pieces): Likewise.
11084 (visit_reference_op_call): Simplify.
11085 (visit_reference_op_load): Likewise.
11086 (visit_reference_op_store): Likewise.
11087 (init_scc_vn): Remove shared_lookup_vuses initialization.
11088 (free_scc_vn): Remove shared_lookup_vuses freeing.
11089 (sort_vuses, sort_vuses_heap): Remove.
11090 (get_ref_from_reference_ops): Export.
11091 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
11092 vector with single vuse pointer.
11093 (vn_reference_lookup_pieces, vn_reference_lookup,
11094 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
11095 (shared_vuses_from_stmt): Remove.
11096 (get_ref_from_reference_ops): Declare.
11097 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
11098 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11099 memory-tag related code.
11100 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
11101 (likely_value): Add comment, skip static-chain of call statements.
11102 (surely_varying_stmt_p): Adjust.
11103 (gimplify_and_update_call_from_tree): Likewise.
11104 (execute_fold_all_builtins): Do not rebuild alias info.
11105 (gimplify_and_update_call_from_tree): Properly update VOPs.
11106 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
11107 (copy_ref_info): Remove memory-tag related code.
11108 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
11109 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
11110 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
11112 * tree-ssa-dom.c (gimple_p): Remove typedef.
11113 (eliminate_redundant_computations): Adjust.
11114 (record_equivalences_from_stmt): Likewise.
11115 (avail_expr_hash): Likewise.
11116 (avail_expr_eq): Likewise.
11117 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
11118 (stmt_makes_single_load): Likewise.
11119 (stmt_makes_single_store): Likewise.
11120 * tree-ssa-alias.c: Rewrite completely.
11121 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
11122 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
11123 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
11124 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
11125 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
11126 Remove public functions.
11127 (pass_reset_cc_flags): Remove.
11128 (pass_build_alias): Move ...
11129 * tree-ssa-structalias.c (pass_build_alias): ... here.
11130 * tree-ssa-alias.c (may_be_aliased): Move ...
11131 * tree-flow-inline.h (may_be_aliased): ... here.
11132 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
11133 count_uses_and_derefs): Move ...
11134 * gimple.c: ... here.
11135 * gimple.h (count_uses_and_derefs): Declare.
11136 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
11137 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
11138 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
11139 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
11140 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
11141 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
11142 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
11144 * tree-dfa.c (refs_may_alias_p): Move ...
11145 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
11146 * tree-ssa-alias.h: New file.
11147 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
11148 (statement_sink_location): Likewise.
11149 * opts.c (decode_options): Do not adjust max-aliased-vops or
11150 avg-aliased-vops values.
11151 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
11152 (TV_CALL_CLOBBER): Likewise.
11153 (TV_FLOW_SENSITIVE): Likewise.
11154 (TV_FLOW_INSENSITIVE): Likewise.
11155 (TV_MEMORY_PARTITIONING): Likewise.
11156 (TV_ALIAS_STMT_WALK): New timevar.
11157 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
11158 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
11159 (get_address_description): Remove memory-tag related code.
11160 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
11161 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
11162 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
11163 and immediate uses in statements. Document.
11164 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
11165 (dump_symbols): Remove.
11166 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
11167 * alias.c (get_deref_alias_set): New function split out from ...
11168 (get_alias_set): ... here.
11169 * alias.h (get_deref_alias_set): Declare.
11170 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
11171 type parameter. Remove restrict pointer handling. Create a
11172 ref-all pointer in case type-based alias sets do not conflict.
11173 (vect_analyze_data_refs): Remove SMT related code.
11174 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
11175 (vectorizable_load): Likewise.
11176 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
11177 (DR_SYMBOL_TAG, DR_VOPS): Remove.
11178 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
11179 Ignore vops and SMTs.
11180 (dr_analyze_alias): Likewise..
11181 (free_data_ref): Likewise.
11182 (create_data_ref): Likewise.
11183 (analyze_all_data_dependences): Likewise.
11184 (get_references_in_stmt): Adjust.
11185 * tree-flow-inline.h (gimple_aliases_computed_p,
11186 gimple_addressable_vars, gimple_call_clobbered_vars,
11187 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
11188 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
11189 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
11190 gimple_mem_ref_stats): Remove.
11191 (gimple_vop): New function.
11192 (op_iter_next_use): Remove vuses and mayuses cases.
11193 (op_iter_next_def): Remove vdefs case.
11194 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
11195 (clear_and_done_ssa_iter): Do not set removed fields.
11196 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
11197 Assert we are not iterating over vuses or vdefs if not also
11198 iterating over uses or defs.
11199 (op_iter_init_use): Likewise.
11200 (op_iter_init_def): Likewise.
11201 (op_iter_next_vdef): Remove.
11202 (op_iter_next_mustdef): Likewise.
11203 (op_iter_init_vdef): Likewise.
11204 (compare_ssa_operands_equal): Likewise.
11205 (link_use_stmts_after): Handle vuse operand.
11206 (is_call_used): Use is_call_clobbered.
11207 (is_call_clobbered): Global variables are always call clobbered,
11208 query the call-clobbers bitmap.
11209 (mark_call_clobbered): Ignore global variables.
11210 (clear_call_clobbered): Likewise.
11211 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
11212 virtual operands sanity check.
11213 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
11215 (TARGET_MEM_REF): Remove TMR_TAG operand.
11216 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
11217 Remove call-clobber related code.
11218 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
11219 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
11220 partitions or escape reason.
11221 (get_single_def_stmt, get_single_def_stmt_from_phi,
11222 get_single_def_stmt_with_phi): Remove.
11223 (dump_referenced_vars): Tidy.
11224 (get_ref_base_and_extent): Allow bare decls.
11225 (collect_dfa_stats): Adjust.
11226 * graphite.c (rename_variables_in_stmt): Adjust.
11227 (graphite_copy_stmts_from_block): Likewise.
11228 (translate_clast): Likewise.
11229 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
11231 (translate_vuse_through_block): Use the oracle.
11232 (phi_translate_1): Adjust.
11233 (value_dies_in_block_x): Use the oracle. Cache the outcome
11235 (valid_in_sets): Check if the VUSE for
11236 a REFERENCE is available.
11237 (eliminate): Do not remove stmts during elimination,
11238 instead queue and remove them afterwards.
11239 (do_pre): Do not rebuild alias info.
11240 (pass_pre): Run TODO_rebuild_alias before PRE.
11241 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
11242 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
11243 (mark_all_v_defs_stmt): Remove.
11244 (mark_all_v_defs_seq): Adjust.
11245 (sra_replace): Likewise.
11246 (scalarize_use): Likewise.
11247 (scalarize_copy): Likewise.
11248 (scalarize_init): Likewise.
11249 (scalarize_ldst): Likewise.
11250 (todoflags): Remove.
11251 (tree_sra): Do not rebuild alias info.
11252 (tree_sra_early): Adjust.
11253 (pass_sra): Run TODO_update_address_taken before SRA.
11254 * tree-predcom.c (set_alias_info): Remove.
11255 (prepare_initializers_chain): Do not call it.
11256 (mark_virtual_ops_for_renaming): Adjust.
11257 (mark_virtual_ops_for_renaming_list): Remove.
11258 (initialize_root_vars): Adjust.
11259 (initialize_root_vars_lm): Likewise.
11260 (prepare_initializers_chain): Likewise.
11261 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
11262 (may_propagate_copy_into_stmt): Likewise.
11263 (merge_alias_info): Do nothing for now.
11264 (propagate_tree_value_into_stmt): Adjust.
11265 (stmt_may_generate_copy): Likewise.
11266 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
11267 not mark symbols for renaming.
11268 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
11269 with the same statement, make sure to update the new pointed-to one.
11270 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
11271 call statements, do not mark symbols for renaming.
11272 (mark_operand_necessary): Dump something.
11273 (ref_may_be_aliased): New function.
11274 (mark_aliased_reaching_defs_necessary_1): New helper function.
11275 (mark_aliased_reaching_defs_necessary): Likewise.
11276 (mark_all_reaching_defs_necessary_1): Likewise.
11277 (mark_all_reaching_defs_necessary): Likewise.
11278 (propagate_necessity): Do not process virtual PHIs. For
11279 non-aliased loads mark all reaching definitions as necessary.
11280 For aliased loads and stores mark the immediate dominating
11281 aliased clobbers as necessary.
11282 (visited): New global static.
11283 (perform_tree_ssa_dce): Free visited bitmap after propagating
11285 (remove_dead_phis): Perform simple dead virtual PHI removal.
11286 (remove_dead_stmt): Properly unlink virtual operands when
11288 (eliminate_unnecessary_stmts): Schedule PHI removal after
11290 * tree-ssa-ter.c (is_replaceable_p): Adjust.
11291 (process_replaceable): Likewise.
11292 (find_replaceable_in_bb): Likewise.
11293 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
11294 based on the single gimple vop.
11295 (verify_flow_insensitive_alias_info): Remove.
11296 (verify_flow_sensitive_alias_info): Likewise.
11297 (verify_call_clobbering): Likewise.
11298 (verify_memory_partitions): Likewise.
11299 (verify_alias_info): Likewise.
11300 (verify_ssa): Adjust..
11301 (execute_update_addresses_taken): Export. Update SSA
11302 manually. Optimize only when optimizing. Use a local bitmap.
11303 (pass_update_address_taken): Remove TODO_update_ssa, add
11305 (pass_update_address_taken): Just use TODO_update_address_taken.
11306 (init_tree_ssa): Do not initialize addressable_vars.
11307 (verify_ssa): Verify new VUSE / VDEF properties.
11308 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
11309 Do not call verify_alias_info.
11310 (delete_tree_ssa): Clear the VUSE, VDEF operands.
11311 Do not free the loaded and stored syms bitmaps. Reset the escaped
11312 and callused solutions. Do not free addressable_vars.
11313 Remove memory-tag related code.
11314 (warn_uninitialized_var): Aliases are always available.
11315 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
11316 * lambda-code.c (can_put_in_inner_loop): Adjust.
11317 (can_put_after_inner_loop): Likewise.
11318 (perfect_nestify): Likewise.
11319 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
11320 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
11321 (vectorizable_conversion): Do not mark symbols for renaming.
11322 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
11323 (expand_call_inline): Unlink the calls virtual operands before
11325 (tree_function_versioning): Do not call update_ssa if we are not
11326 updating clones. Simplify.
11327 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
11328 (propagate_with_phi): Likewise..
11329 * tree-outof-ssa.c (create_temp): Remove memory tag and call
11330 clobber code. Assert we are not aliased or global.
11331 * tree-flow.h: Include tree-ssa-alias.h
11332 (enum escape_type): Remove.
11333 (struct mem_sym_stats_d): Likewise.
11334 (struct mem_ref_stats_d): Likewise.
11335 (struct gimple_df): Add vop member. Remove global_var,
11336 call_clobbered_vars, call_used_vars, addressable_vars,
11337 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
11338 escaped and callused members.
11339 (struct ptr_info_def): Remove all members, add points-to solution
11341 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
11342 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
11343 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
11344 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
11345 (tree-ssa-alias.o): Likewise.
11346 (toplev.o): Add tree-ssa-alias.h
11347 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
11348 * gimple.c (gimple_set_bb): Fix off-by-one error.
11349 (is_gimple_reg): Do not handle memory tags.
11350 (gimple_copy): Also copy virtual operands.
11351 Delay updating the statement. Do not reset loaded and stored syms.
11352 (gimple_set_stored_syms): Remove.
11353 (gimple_set_loaded_syms): Likewise.
11354 (gimple_call_copy_skip_args): Copy the virtual operands
11355 and mark the new statement modified.
11356 * tree-ssa-structalias.c (may_alias_p): Remove.
11357 (set_uids_in_ptset): Take the alias set to prune with as
11358 parameter. Fold in the alias test of may_alias_p.
11359 (compute_points_to_sets): Compute whether a ptr is dereferenced
11360 in a local sbitmap.
11361 (process_constraint): Deal with &ANYTHING on the lhs, reject all
11362 other ADDRESSOF constraints on the lhs.
11363 (get_constraint_for_component_ref): Assert that we don't get
11364 ADDRESSOF constraints from the base of the reference.
11365 Properly generate UNKNOWN_OFFSET for DEREF if needed.
11366 (struct variable_info): Remove collapsed_to member.
11367 (get_varinfo_fc): Remove.
11368 (new_var_info): Do not set collapsed_to.
11369 (dump_constraint): Do not follow cycles.
11370 (dump_constraint_graph): Likewise.
11371 (build_pred_graph): Likewise.
11372 (build_succ_graph): Likewise.
11373 (rewrite_constraints): Likewise.
11374 (do_simple_structure_copy): Remove.
11375 (do_rhs_deref_structure_copy): Remove.
11376 (do_lhs_deref_structure_copy): Remove.
11377 (collapse_rest_of_var): Remove.
11378 (do_structure_copy): Re-implement.
11379 (pta_stats): New global variable.
11380 (dump_pta_stats): New function.
11381 (struct constraint_expr): Make offset signed.
11382 (UNKNOWN_OFFSET): Define special value.
11383 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
11384 (solution_set_expand): New helper function split out from ...
11385 (do_sd_constraint): ... here.
11386 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
11387 (do_ds_constraint): Likewise.
11388 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
11389 and CALLUSED = *CALLUSED.
11390 (set_union_with_increment): Make inc argument signed.
11391 (type_safe): Remove.
11392 (get_constraint_for_ptr_offset): Handle unknown and negative
11394 (first_vi_for_offset): Handle offsets before start. Bail
11395 out early for offsets beyond the variable extent.
11396 (first_or_preceding_vi_for_offset): New function.
11397 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
11398 Together with ESCAPED = *ESCAPED this properly computes reachability.
11399 (find_what_var_points_to): New function.
11400 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
11401 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
11402 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
11403 pt_solutions_intersect): New functions.
11404 (compute_call_used_vars): Remove.
11405 (compute_may_aliases): New main entry into PTA computation.
11406 * gimple.h (gimple_p): New typedef.
11407 (struct gimple_statement_base): Remove references_memory_p.
11408 (struct gimple_statement_with_memory_ops_base): Remove
11409 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
11411 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
11412 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
11413 gimple_set_references_memory): Remove.
11414 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
11415 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
11417 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
11418 (verify_expr): Allow RESULT_DECL.
11419 (gimple_duplicate_bb): Do not copy virtual operands.
11420 (gimple_duplicate_sese_region): Adjust.
11421 (gimple_duplicate_sese_tail): Likewise.
11422 (mark_virtual_ops_in_region): Remove.
11423 (move_sese_region_to_fn): Do not call it.
11424 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
11425 and pass_simple_dse.
11426 (execute_function_todo): Handle TODO_update_address_taken,
11427 call execute_update_addresses_taken for TODO_rebuild_alias.
11428 (execute_todo): Adjust.
11429 (execute_one_pass): Init dump files early.
11430 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
11432 (create_general_new_stmt): Clear vops.
11433 * tree-ssa-reassoc.c (get_rank): Adjust.
11434 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
11435 symbols for renaming.
11436 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
11437 (PARAM_AVG_ALIASED_VOPS): Likewise.
11438 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
11439 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
11440 * tree-ssa-operands.c: Simplify for new virtual operand representation.
11441 (operand_build_cmp, copy_virtual_operands,
11442 create_ssa_artificial_load_stmt, add_to_addressable_set,
11443 gimple_add_to_addresses_taken): Remove public functions.
11444 (unlink_stmt_vdef): New function.
11446 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11448 * config.gcc (powerpc-*-linux*): Merge variants.
11450 2009-04-02 Chao-ying Fu <fu@mips.com>
11451 James Grosbach <james.grosbach@microchip.com>
11453 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
11454 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
11456 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
11457 keep_interrupts_masked_p, use_debug_exception_return_p.
11458 (mips_attribute_table): Add interrupt, use_shadow_register_set,
11459 keep_interrupts_masked, use_debug_exception_return.
11460 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
11461 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
11463 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
11464 (mips_print_operand): Process COP0 registers to print $0 .. $31
11465 correctly for GAS to process.
11466 (mips_interrupt_extra_call_saved_reg_p): New function.
11467 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
11469 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
11470 (mips_compute_frame_info): Add supports for interrupt context that
11471 includes doubleword accumulators and COP0 registers.
11472 (mips_for_each_saved_acc): New function.
11473 (mips_for_each_saved_gpr_and_fpr): Change the function name from
11474 mips_for_each_saved_reg.
11475 (mips_save_reg): Save accumulators.
11476 (mips_kernel_reg_p): A new for_each_rtx callback.
11477 (mips_expand_prologue): Support interrupt handlers.
11478 (mips_restore_reg): Restore accumulators.
11479 (mips_expand_epilogue): Support interrupt handlers.
11480 (mips_can_use_return_insn): Return false for interrupt handlers.
11481 (mips_epilogue_uses): New function.
11482 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
11483 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
11484 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
11485 cop0_move): New instructions.
11486 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
11487 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
11489 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
11491 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
11492 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
11493 interrupt handlers, we use K0 as the temporary register.
11494 (EPILOGUE_USES): Change to a function call.
11495 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
11496 handlers, we use K0 as the temporary register.
11498 * doc/extend.texi (Function Attributes): Document interrupt,
11499 use_shadow_register_set, keep_interrupts_masked,
11500 use_debug_exception_return for MIPS attributes.
11502 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11504 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
11505 Remove a number of t-files from tmake_file.
11506 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
11507 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
11508 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
11509 target_prototype, not TARGET_PROTOTYPE.
11510 (LINK_OS_GNU_SPEC): Define.
11511 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
11512 and darwin-ldoubdle.c.
11514 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11517 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
11518 (cpp_options): Ditto.
11519 (default_compilers): Ditto.
11520 (display_help): Ditto.
11521 (process_command): Ditto.
11522 (do_spec_1): Ditto.
11523 (set_input): Use lbasename instead of duplicate code.
11524 (save_temps_prefix): New static for -save-temps=obj.
11525 (save_temps_length): Ditto.
11527 * doc/invoke.texi (-save-temps=obj): Document new variant to
11528 -save-temps switch.
11530 2009-04-02 Jeff Law <law@redhat.com>
11532 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
11535 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11537 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
11538 * configure: Regenerated.
11540 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11542 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
11543 share the argument list.
11545 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11549 2009-02-12 Diego Novillo <dnovillo@google.com>
11551 * varpool.c (debug_varpool): New.
11552 * cgraph.h (debug_varpool): Declare.
11554 2009-04-02 Jan Hubicka <jh@suse.cz>
11556 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
11559 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11561 * config/i386/i386.c (ix86_abi): Move initialization to ...
11562 (override_options): Here.
11564 2009-04-02 Christian Bruel <christian.bruel@st.com>
11566 * config/sh/sh.c (sh_dwarf_register_span): New function.
11567 (TARGET_DWARF_REGISTER_SPAN): Define.
11568 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
11570 2009-04-02 Ira Rosen <irar@il.ibm.com>
11572 PR tree-optimization/39595
11573 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
11574 interleaved loads group is not greater than the SLP group size.
11576 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11578 * builtins.c (is_builtin_name): New.
11579 (called_as_built_in): Use is_builtin_name.
11580 * tree.h (is_builtin_name): New.
11581 * varasm.c (incorporeal_function_p): Use is_builtin_name
11583 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
11585 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
11587 2009-04-02 Dodji Seketeli <dodji@redhat.com>
11590 * c-decl.c (clone_underlying_type): Move this ...
11591 * c-common.c (set_underlying_type): ... here.
11592 Also, make sure the function properly sets TYPE_STUB_DECL() on
11593 the newly created typedef variant type.
11594 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
11595 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
11598 2009-04-02 Richard Guenther <rguenther@suse.de>
11600 PR tree-optimization/37221
11601 * tree-flow.h (degenerate_phi_result): Declare.
11602 * tree-ssa-dom.c (degenerate_phi_result): Export.
11603 * tree-scalar-evolution.c (analyze_initial_condition): If
11604 the initial condition is defined by a degenerate PHI node
11605 use the degenerate value.
11607 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
11609 PR rtl-optimization/39588
11610 * combine.c (merge_outer_ops): Do not set the constant when this
11612 (simplify_shift_const_1): Do not modify it either in this case.
11614 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
11616 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
11617 tuning is deprecated if -mtune value is set to an Itanium1 variant.
11619 2009-04-01 Janis Johnson <janis187@us.ibm.com>
11622 * c-lex.c (interpret_float): Default (no suffix) is double.
11624 2009-04-1 Xinliang David Li <davidxl@google.com>
11626 * config/i386/i386.c (legitimate_constant_p): Recognize
11627 all one vector constant.
11629 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11631 * config/vax/vax.c: Add #includes to silence warnings.
11632 Change #include order to silence two warnings.
11634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11636 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
11637 (ASM_SPEC): Pass -k to the assembler for PIC code.
11639 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11641 * config.gcc: Add vax-*-linux* to the switch.
11642 * config/vax/linux.h: New file. (TARGET_VERSION,
11643 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
11645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11647 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
11648 Use predicate macros instead of GET_CODE() == foo.
11649 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
11650 ashlsi3, rotrsi3, <unnamed>): Likewise.
11652 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11654 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
11655 jbbccihi, jbbccisi): Remova trailing whitespace.
11656 * config/vax/constraints.md: Likewise.
11657 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11658 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
11659 * config/vax/predicates.md: Likewise.
11660 * config/vax/vax.c (print_operand_address, vax_output_int_move,
11661 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
11662 * config/vax/vax.h: Likewise.
11663 * config/vax/vax.md (nonlocal_goto): Likewise.
11665 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11667 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
11668 (indirectable_address_p, adjacent_operands_p): Add spaces around
11670 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
11672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11674 * config/vax/vax.c (legitimate_constant_address_p,
11675 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
11676 index_term_p, reg_plus_index_p, legitimate_address_p,
11677 vax_mode_dependent_address_p): Update comments to match functions
11678 modified by the recent int->bool conversion.
11680 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11682 * config/vax/builtins.md: Update copyright message.
11683 * config/vax/constraints.md: Likewise.
11684 * config/vax/netbsd-elf.h: Likewise.
11685 * config/vax/predicates.md: Likewise.
11686 * config/vax/vax-protos.h: Likewise.
11687 * config/vax/vax.c: Likewise.
11688 * config/vax/vax.h: Likewise.
11689 * config/vax/vax.md: Likewise.
11690 * config/vax/vax.opt: Likewise.
11692 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11694 * config/vax/builtins.md (ffssi2, ffssi2_internal,
11695 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
11696 * config/vax/constraints.md (B, R): Likewise.
11697 * config/vax/predicates.md (external_memory_operand,
11698 nonimmediate_addsub_di_operand): Likewise.
11699 * config/vax/vax.c (vax_output_int_add): Likewise.
11700 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
11701 untyped_call): Likewise.
11703 2009-04-01 Matt Thomas <matt@3am-software.com>
11705 * config/vax/predicates.md: New file.
11706 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
11707 external_const_operand, nonsymbolic_operand, external_memory_operand,
11708 indirect_memory_operand, indexed_memory_operand,
11709 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
11710 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
11712 * config/vax/constraints.md: New file.
11713 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
11715 * config/vax/builtins.md: New file.
11716 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
11717 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
11719 * config/vax/vax.opt (mqmath): Add option.
11720 * config/vax/vax.md (isfx): Extend with DI.
11721 (VAXintQH, VAXintQHSD): Define.
11722 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
11723 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
11724 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
11725 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
11726 (movdi): Update constraints and use vax_output_int_move().
11727 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
11728 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
11729 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
11730 nonlocal_goto): New.
11731 (mov<mode>): Extend accepted operand types.
11732 (subdi3_old): Rename from subdi3, change update constraints and use
11733 a new implementation.
11734 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
11735 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
11736 MOVE_RATIO, CLEAR_RATIO): Define.
11737 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
11738 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
11739 (PRINT_OPERAND): Redefine using a function instead of inlined code.
11740 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
11741 (split_quadword_operands): Make static and really allow variable
11743 (print_operand_address): Update for PIC generation.
11744 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
11745 indexable_address_p, fixup_mathdi_operand,
11746 vax_expand_addsub_di_operands, adjacent_operands_p): New.
11747 (vax_float_literal, legitimate_constant_p,
11748 indirectable_constant_address_p, index_term_p,
11749 reg_plus_index_p): Return bool instead of int.
11750 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
11752 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
11754 (vax_output_conditional_branch): Indent.
11755 (legitimate_constant_address_p, indirectable_constant_address_p,
11756 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
11757 vax_mode_dependent_address_p): Return bool instead of int, update for
11759 * config/vax/vax-protos.h (legitimate_constant_address_p,
11760 legitimate_constant_p, legitimate_address_p,
11761 vax_mode_dependent_address_p): Change declaration to bool.
11762 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
11763 vax_expand_addsub_di_operands, vax_output_int_subtract,
11764 vax_output_movmemsi): Declare.
11765 (split_quadword_operands, vax_float_literal): Delete declaration.
11766 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
11767 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
11768 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
11769 ASM_OUTPUT_DWARF_PCREL): Define.
11770 (ASM_SPEC): Change definition to allow PIC generation.
11772 2009-04-01 Steve Ellcey <sje@cup.hp.com>
11774 * doc/sourcebuild.texi: Update front-end requirements.
11776 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11779 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
11780 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
11781 (booldi3_internal3): Use boolean_or_operator instead of
11784 2009-04-01 Joseph Myers <joseph@codesourcery.com>
11787 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
11788 declarator whose size is not an integer constant expression but
11789 folds to an integer constant, then treat it as a constant
11792 2009-04-01 Richard Guenther <rguenther@suse.de>
11794 * fold-const.c (fold_plusminus_mult_expr): Do not fold
11795 i * 4 + 2 to (i * 2 + 1) * 2.
11797 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11800 * c-parser.c (c_parser_asm_statement): Skip until close paren and
11801 return if c_parser_asm_string_literal returned NULL.
11803 2009-04-01 Nick Clifton <nickc@redhat.com>
11805 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
11807 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
11808 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
11809 other typedefs to avoid conflicts with libgcc2.c. Define labels
11810 to gain 16-bit bit-manipulation functions from libgcc2.c and then
11812 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
11813 to gain 16-bit trapping arithmetic functions from libgcc2.c and
11816 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
11818 * varasm.c (default_function_rodata_section): Declare DOT as
11821 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
11822 Andrey Galkin <agalkin@hypercom.com>
11825 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
11826 Make object_name unique for each process.
11828 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11831 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
11832 addressable variables in the parallel that could go out of scope while
11833 running queued tasks.
11835 2009-04-01 Anatoly Sokolov <aesok@post.ru>
11837 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
11838 (CASE_VALUES_THRESHOLD): Redefine.
11839 * config/avr/avr.c (avr_override_options): Remove initialization of
11840 avr_case_values_threshold variable.
11841 (avr_case_values_threshold): Remove variable. Add new function.
11842 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
11843 * config/avr/avr.opt (mno-tablejump): Remove option.
11844 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
11846 2009-04-01 DJ Delorie <dj@redhat.com>
11848 * varasm.c (default_function_rodata_section): Don't assume
11849 anything about where the first '.' in the section name is.
11851 2009-04-01 Alan Modra <amodra@bigpond.net.au>
11853 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
11854 rs6000_emit_stack_tie.
11856 2009-03-31 Ian Lance Taylor <iant@google.com>
11858 * tree-eh.c (tree_remove_unreachable_handlers): Compare
11859 gimple_code with GIMPLE_RESX, not RESX.
11861 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11863 * c-common.c (c_get_ident): New.
11864 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
11866 2009-04-01 Ben Elliston <bje@au.ibm.com>
11868 * config/rs6000/sysv4.opt (msdata): Improve option description.
11870 2009-03-31 Steve Ellcey <sje@cup.hp.com>
11872 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
11873 (divdf3_internal_lat): Remove.
11874 (divxf3_internal_lat): Remove.
11875 (divxf3_internal_thr): Remove.
11876 (divxf): Use divxf3_internal.
11877 * config/ia64/div.md (divsf3_internal_lat): New.
11878 (divdf3_internal_lat): New.
11879 (divxf3_internal): New.
11881 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11884 * Makefile.in (USE_GCC_STDINT): Define.
11885 (stmp-int-hdrs): Install stdint.h if applicable.
11886 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
11888 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
11889 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
11890 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11891 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11892 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11893 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11894 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11895 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11896 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11897 (c_common_nodes_and_builtins): Initialize
11898 underlying_wchar_type_node. Do not initialize
11899 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
11900 nodes for new types.
11901 (c_stddef_cpp_builtins): Define macros for new types.
11902 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
11904 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
11905 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
11906 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
11907 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
11908 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
11909 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
11910 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
11911 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
11912 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
11913 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
11914 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
11915 int16_type_node, int32_type_node, int64_type_node,
11916 uint8_type_node, uint16_type_node, c_uint32_type_node,
11917 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
11918 int_least32_type_node, int_least64_type_node,
11919 uint_least8_type_node, uint_least16_type_node,
11920 uint_least32_type_node, uint_least64_type_node,
11921 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
11922 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
11923 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
11924 uintptr_type_node): Define.
11925 * c-cppbuiltin.c (builtin_define_constants,
11926 builtin_define_type_minmax): New.
11927 (builtin_define_stdint_macros): Define more macros.
11928 (c_cpp_builtins): Define more limit macros.
11929 (type_suffix): New.
11930 (builtin_define_type_max): Define in terms of
11931 builtin_define_type_minmax. Remove is_long parameter. All
11933 * config.gcc (use_gcc_stdint): Define.
11934 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
11935 Add newlib-stdint.h for generic targets.
11936 * config/glibc-stdint.h, config/newlib-stdint.h,
11937 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
11938 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
11939 * config/score/score.h (UINTPTR_TYPE): Define.
11940 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11941 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11942 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11943 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11944 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11945 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11946 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11947 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11948 * config/spu/spu.h (STDINT_LONG32): Define.
11949 * configure.ac (use_gcc_stdint): Substitute.
11950 * configure: Regenerate.
11951 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
11952 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
11953 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
11954 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
11955 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
11956 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
11957 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
11958 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
11959 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
11960 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
11961 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
11962 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
11963 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
11964 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
11965 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
11966 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
11967 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
11968 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
11969 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
11970 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
11971 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
11972 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
11973 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11974 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11975 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11976 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11977 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11978 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11979 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
11981 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
11983 * loop-iv.c (suitable_set_for_replacement): Renamed from
11984 simplify_using_assignment; changed to return bool and to accept new
11985 args DEST and SRC. Return true iff we find a source/destination pair
11986 that can be used to make a replacement, and fill SRC and DEST if so.
11987 Remove arg ALTERED. Don't deal with altered regs here. All callers
11989 (simplify_using_initial_values): Deal with altered regs here and track
11990 more precisely the effect they have on the validity of our expression.
11992 * loop-iv.c (simplify_using_condition): A condition of the form
11993 (EQ REG CONST) can be used to simply make a substitution.
11994 (simplify_using_initial_values): Keep track of conditions we have seen
11995 and keep using them to simplify new expressions, while applying the
11996 same substitutions to them as to the expression.
11998 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11999 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12002 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12003 changed. Use this when trying to improve the upper bound.
12004 Generate the comparison by using simplify_gen_relational.
12006 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12008 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12010 (simplify_using_assignment, simplify_using_initial_values): Call
12011 replace_in_expr to make replacements. Call replace_single_def_regs
12012 once on the initial version of the expression.
12014 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12017 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12019 2009-03-31 Richard Guenther <rguenther@suse.de>
12021 PR middle-end/31029
12022 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12023 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12025 2009-03-31 Richard Guenther <rguenther@suse.de>
12027 * tree.h (div_if_zero_remainder): Declare.
12028 * fold-const.c (div_if_zero_remainder): Export.
12029 * tree-ssa-forwprop.c
12030 (forward_propagate_addr_into_variable_array_index): Handle
12031 constant array index addition outside of the variable index.
12033 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12036 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12037 define_splits, floatunssi<mode>2): Require x87 conversions from
12038 DImode to be permitted.
12040 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12042 PR preprocessor/15638
12043 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12045 2009-03-31 Richard Guenther <rguenther@suse.de>
12047 PR middle-end/23401
12048 PR middle-end/27810
12049 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12050 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12051 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12052 a separate statement.
12053 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12054 (lookup_tmp_var): Likewise.
12055 (is_gimple_formal_tmp_or_call_rhs): Remove.
12056 (is_gimple_reg_or_call_rhs): Rename to ...
12057 (is_gimple_reg_rhs_or_call): ... this.
12058 (is_gimple_mem_or_call_rhs): Rename to ...
12059 (is_gimple_mem_rhs_or_call): ... this.
12060 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12061 DECL_GIMPLE_REG_P only if is_formal is true.
12062 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12063 for non-proper post-modify expression gimplification.
12064 (gimplify_self_mod_expr): For post-modify expressions gimplify
12065 the lvalue to a minimal lvalue.
12066 (rhs_predicate_for): Remove formal temp case.
12067 (gimplify_modify_expr_rhs): Likewise.
12068 (gimplify_addr_expr): Use is_gimple_reg.
12069 (gimplify_expr): Remove formal temp cases.
12070 (gimple_regimplify_operands): Likewise.
12071 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12072 and FILTER_EXPR like constants.
12073 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12075 (is_gimple_formal_tmp_rhs): Remove.
12076 (is_gimple_reg_rhs): Remove special casing.
12077 (is_gimple_mem_rhs): Fix.
12078 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12079 (is_gimple_formal_tmp_var): Remove.
12080 (is_gimple_formal_tmp_reg): Likewise.
12081 (is_gimple_min_lval): Allow invariant component ref parts.
12082 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12083 is_gimple_formal_tmp_reg): Remove declarations.
12084 * tree-cfg.c (verify_expr): Verify that variables with address
12085 taken do not have DECL_GIMPLE_REG_P set.
12086 * tree-mudflap.c (mf_build_check_statement_for): Use
12087 force_gimple_operand instead of gimplify_expr.
12089 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
12091 * modulo-sched.c (sms_schedule_by_order): Pass the actual
12092 schedulable rows to compute_split_row.
12094 2009-03-31 Ben Elliston <bje@au.ibm.com>
12097 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
12100 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12102 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
12103 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
12104 * configure: Regenerate.
12105 * config.in: Regenerate.
12106 * config/rs6000/rs6000.opt (mtls-markers): Add.
12107 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
12108 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
12109 (tls_ld_aix, tls_ld_sysv): Likewise.
12110 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
12111 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
12113 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12115 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
12117 2009-03-30 Jan Hubicka <jh@suse.cz>
12119 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
12121 (tree_remove_unreachable_handlers): Cleanup EH predecestor
12122 detection and label handling.
12124 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12126 * ira-int.h (ira_allocno): Rename left_conflicts_num to
12127 left_conflicts_size.
12128 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
12129 ALLOCNO_LEFT_CONFLICTS_SIZE.
12131 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
12132 remove_allocno_from_bucket_and_push,
12133 allocno_spill_priority_compare, push_allocnos_to_stack,
12134 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12135 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
12136 (setup_allocno_left_conflicts_num): Ditto. Rename to
12137 setup_allocno_left_conflicts_size.
12138 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12139 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
12140 setup_allocno_left_conflicts_size instead of
12141 setup_allocno_left_conflicts_num.
12143 * ira-build.c (ira_create_allocno): Use
12144 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
12145 ALLOCNO_LEFT_CONFLICTS_NUM.
12147 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12149 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12150 instead of DF_LR_OUT.
12152 * ira-lives.c (process_bb_node_lives): Ditto.
12154 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12155 instead of DF_LR_{OUT,IN}.
12157 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12159 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12161 2009-03-30 Jan Hubicka <jh@suse.cz>
12163 * except.c (label_to_region_map): Fix thinko.
12165 2009-03-30 Steve Ellcey <sje@cup.hp.com>
12167 PR middle-end/38237
12168 * tree.h (tree_find_value): New declaration.
12169 * tree.c (tree_find_value): New function.
12170 * varasm.c (assemble_external): Avoid duplicate entries on lists.
12172 2009-03-30 Jakub Jelinek <jakub@redhat.com>
12175 * c-decl.c (struct c_binding): Add locus field.
12176 (bind): Add locus argument, set locus field from it.
12177 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
12178 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
12179 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
12180 implicitly_declare, undeclared_variable, lookup_label,
12181 declare_label, c_make_fname_decl, c_builtin_function,
12182 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
12185 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
12188 * config/i386/i386.c (classify_argument): Check total size of
12191 2009-03-30 Martin Jambor <mjambor@suse.cz>
12193 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
12194 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
12195 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
12198 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
12199 seen_variable_array_ref while also traversing a union.
12201 * tree-inline.c (optimize_inline_calls): Do not call
12202 cgraph_node_remove_callees.
12203 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
12204 (pass_remove_cgraph_callee_edges): New variable.
12205 * passes.c (init_optimization_passes): Add
12206 pass_remove_cgraph_callee_edges after early inlining and before all
12207 late intraprocedural passes.
12209 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
12211 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12213 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
12214 Fix typos in names.
12216 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12218 * combine.c (simplify_comparison): Use have_insn_for.
12219 * dojump.c (do_jump): Likewise.
12221 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12223 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
12224 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
12225 sparc_compare_op0 like sparc_compare_emitted used to be handled.
12226 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
12227 instead of sparc_compare_emitted.
12228 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
12229 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
12230 instead of sparc_compare_emitted.
12232 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12234 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
12235 enter/exit cfglayout mode.
12236 (pass_partition_block): Require it.
12237 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
12238 (combine_instructions): Track basic blocks instead of labels.
12239 (update_cfg_for_uncondjump): New.
12240 (try_combine): Use it. Update jumps after rescanning.
12241 (pass_combine): Require PROP_cfglayout.
12242 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
12244 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12246 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
12247 Provide/destroy PROP_cfglayout respectively.
12248 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
12249 * tree-pass.h (PROP_cfglayout): New.
12251 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12253 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
12254 fold_convert_const_fixed_from_fixed,
12255 fold_convert_const_fixed_from_int,
12256 fold_convert_const_fixed_from_real, fold_negate_const): Do not
12257 set TREE_CONSTANT_OVERFLOW.
12258 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
12259 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
12261 2009-03-30 Ira Rosen <irar@il.ibm.com>
12263 * tree-vect-loop-manip.c: New file.
12264 * tree-vectorizer.c: Update documentation and included files.
12265 (vect_loop_location): Make extern.
12266 (rename_use_op): Move to tree-vect-loop-manip.c
12267 (rename_variables_in_bb, rename_variables_in_loop,
12268 slpeel_update_phis_for_duplicate_loop,
12269 slpeel_update_phi_nodes_for_guard1,
12270 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
12271 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
12272 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
12273 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
12274 find_loop_location): Likewise.
12275 (new_stmt_vec_info): Move to tree-vect-stmts.c.
12276 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
12277 get_vectype_for_scalar_type, vect_is_simple_use,
12278 supportable_widening_operation, supportable_narrowing_operation):
12280 (bb_in_loop_p): Move to tree-vect-loop.c.
12281 (new_loop_vec_info, destroy_loop_vec_info,
12282 reduction_code_for_scalar_code, report_vect_op,
12283 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
12284 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
12285 (vect_supportable_dr_alignment): Likewise.
12286 * tree-vectorizer.h (tree-data-ref.h): Include.
12287 (vect_loop_location): Declare.
12288 Reorganize function declarations according to the new file structure.
12289 * tree-vect-loop.c: New file.
12290 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
12291 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
12292 * tree-vect-data-refs.c: New file.
12293 * tree-vect-patterns.c (timevar.h): Don't include.
12294 * tree-vect-stmts.c: New file.
12295 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
12296 tree-vect-slp.c, tree-vect-loop.c.
12297 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
12298 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
12299 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
12300 (tree-vect-analyze.o): Remove.
12301 (tree-vect-transform.o): Likewise.
12302 (tree-vect-data-refs.o): Add rule.
12303 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
12304 tree-vect-slp.o): Likewise.
12305 (tree-vect-patterns.o): Remove redundant dependencies.
12306 (tree-vectorizer.o): Likewise.
12307 * tree-vect-slp.c: New file.
12309 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12311 * optc-gen.awk: Warn if an option flag has multiple different
12314 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
12316 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
12317 -floop-block): Document dependences on PPL, CLooG and Graphite.
12319 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12321 PR rtl-optimization/323
12322 * c-common.c (c_fully_fold, convert_and_check,
12323 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
12324 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
12325 * c-common.def (EXCESS_PRECISION_EXPR): New.
12326 * c-cppbuiltin.c (builtin_define_float_constants): Define
12327 constants with enough digits for long double.
12328 * c-lex.c (interpret_float): Interpret constant with excess
12329 precision where appropriate.
12330 * c-opts.c (c_common_post_options): Set
12331 flag_excess_precision_cmdline. Give an error for
12332 -fexcess-precision=standard for C++ for processors where the
12333 option is significant.
12334 * c-parser.c (c_parser_conditional_expression): Handle excess
12335 precision in condition.
12336 * c-typeck.c (convert_arguments): Handle arguments with excess
12338 (build_unary_op): Move excess precision outside operation.
12339 (build_conditional_expr): Likewise.
12340 (build_compound_expr): Likewise.
12341 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
12342 (build_modify_expr): Handle excess precision in RHS.
12343 (convert_for_assignment): Handle excess precision in converted
12345 (digest_init, output_init_element, process_init_element): Handle
12346 excess precision in initializer.
12347 (c_finish_return): Handle excess precision in return value.
12348 (build_binary_op): Handle excess precision in operands and add
12349 excess precision as needed for operation.
12350 * common.opt (-fexcess-precision=): New option.
12351 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
12352 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
12353 For standard excess precision, output explicit conversion to and
12354 truncation from XFmode.
12355 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
12356 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
12357 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
12358 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
12359 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
12360 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
12361 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
12362 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
12363 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
12364 define_splits, sqrt<mode>2): Disable where appropriate for
12365 standard excess precision.
12366 * convert.c (convert_to_real): Do not shorten arithmetic to type
12367 for which excess precision would be used.
12368 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
12369 * doc/invoke.texi (-fexcess-precision=): Document option.
12370 (-mfpmath=): Correct index entry.
12371 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
12372 flag_excess_precision): New.
12373 * langhooks.c (lhd_post_options): Set
12374 flag_excess_precision_cmdline.
12375 * opts.c (common_handle_option): Handle -fexcess-precision=.
12376 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
12377 init_excess_precision): New.
12378 (lang_dependent_init_target): Call init_excess_precision.
12379 * tree.c (excess_precision_type): New.
12380 * tree.h (excess_precision_type): Declare.
12382 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12385 * c-typeck.c (build_component_ref): Do not copy qualifiers from
12386 non-lvalue to component.
12388 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12390 PR preprocessor/34695
12391 * Makefile.in (c-opts.o): Depend on c-tree.h.
12392 * c-common.c: Move down include of diagnostic.h.
12393 (done_lexing, c_cpp_error): New.
12394 * c-common.h (done_lexing): Declare.
12395 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
12397 * c-opts.c: Include c-tree.h.
12398 (c_common_init_options): Set preprocessor error callback.
12399 (c_common_handle_option): Do not set preprocessor
12400 inhibit_warnings, warnings_are_errors, warn_system_headers,
12401 pedantic_errors or inhibit_warnings flags.
12402 (c_common_post_options): Do not check cpp_errors (parse_in).
12403 (c_common_finish): Do not output dependencies if there were
12404 errors. Do not check return value of cpp_finish.
12405 * c-ppoutput.c (pp_file_change): Set input_location.
12406 * c-tree.h (c_cpp_error): Declare.
12407 * diagnostic.c (diagnostic_set_info_translated): Also initialize
12409 (diagnostic_build_prefix): Check override_column.
12410 * diagnostic.h (diagnostic_info): Add override_column field.
12411 (diagnostic_override_column): Define.
12413 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
12415 * c-common.c (c_expand_expr, c_staticp): Remove.
12416 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
12417 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
12418 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
12419 * c-gimplify.c (gimplify_compound_literal_expr,
12420 optimize_compound_literals_in_ctor): Remove.
12421 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
12422 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
12423 * c-semantics.c (emit_local_var): Remove.
12425 * langhooks-def.h (lhd_expand_expr): Remove.
12426 * langhooks.c (lhd_expand_expr): Remove.
12427 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
12429 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
12430 handling from c-semantics.c; don't call into langhook.
12431 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
12432 * gimplify.c (gimplify_compound_literal_expr,
12433 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
12434 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
12435 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
12436 as was done in c-gimplify.c.
12437 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
12438 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
12439 Move from c-common.h.
12440 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
12442 * tree.c (staticp): Do not call langhook.
12443 * langhooks.c (lhd_staticp): Delete.
12444 * langhooks-def.h (lhd_staticp): Delete prototype.
12445 (LANG_HOOKS_STATICP): Delete.
12446 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
12448 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
12449 instead of DECL_STMTs.
12451 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12459 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
12461 (fold_call_expr): Return a NOP_EXPR from folding rather than the
12462 contained expression.
12463 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
12464 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
12465 conditional expressions for C.
12466 (decl_constant_value_for_optimization): Move from
12467 decl_constant_value_for_broken_optimization in c-typeck.c. Check
12468 whether optimizing and that the expression is a VAR_DECL not of
12469 array type instead of doing such checks in the caller. Do not
12470 check pedantic. Call gcc_unreachable for C++.
12471 * c-common.def (C_MAYBE_CONST_EXPR): New.
12472 * c-common.h (c_fully_fold, c_save_expr,
12473 decl_constant_value_for_optimization): New prototypes.
12474 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12475 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12476 EXPR_INT_CONST_OPERANDS): Define.
12477 * c-convert.c (convert): Strip nops from expression.
12478 * c-decl.c (groktypename): Take extra parameters expr and
12479 expr_const_operands. Update call to grokdeclarator.
12480 (start_decl): Update call to grokdeclarator. Add statement for
12481 expressions used in type of decl.
12482 (grokparm): Update call to grokdeclarator.
12483 (push_parm_decl): Update call to grokdeclarator.
12484 (build_compound_literal): Add parameter non_const and build a
12485 C_MAYBE_COSNT_EXPR if applicable.
12486 (grokdeclarator): Take extra parameters expr and
12487 expr_const_operands. Track expressions used in declaration
12488 specifiers and declarators. Fold array sizes and track whether
12489 they are constant expressions and whether they are integer
12490 constant expressions.
12491 (parser_xref_tag): Set expr and expr_const_operands fields in
12493 (grokfield): Update call to grokdeclarator.
12494 (start_function): Update call to grokdeclarator.
12495 (build_null_declspecs): Set expr and expr_const_operands fields in
12497 (declspecs_add_type): Handle expressions in typeof specifiers.
12498 * c-parser.c (c_parser_declspecs): Set expr and
12499 expr_const_operands fields for declaration specifiers.
12500 (c_parser_enum_specifier): Likewise.
12501 (c_parser_struct_or_union_specifier): Likewise.
12502 (c_parser_typeof_specifier): Likewise. Update call to
12503 groktypename. Fold expression as needed. Return expressions with
12504 type instead of adding statements.
12505 (c_parser_attributes): Update calls to c_parser_expr_list.
12506 (c_parser_statement_after_labels): Fold expression before passing
12507 to objc_build_throw_stmt.
12508 (c_parser_condition): Fold expression.
12509 (c_parser_asm_operands): Fold expression.
12510 (c_parser_conditional_expression): Use c_save_expr. Update call
12511 to build_conditional_expr.
12512 (c_parser_alignof_expression): Update call to groktypename.
12513 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
12514 original_code. Fold expression argument of va_arg. Create
12515 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
12516 argument to va_arg. Update calls to groktypename. Fold array
12517 index for offsetof. Verify that first argument to
12518 __builtin_choose_expr has integer type.
12519 (c_parser_postfix_expression_after_paren_type): Update calls to
12520 groktypename and build_compound_literal. Handle expressions with
12521 side effects in type name.
12522 (c_parser_postfix_expression_after_primary): Update call to
12523 c_parser_expr_list. Set original_code for calls to
12524 __builtin_constant_p.
12525 (c_parser_expr_list): Take extra parameter fold_p. Fold
12526 expressions if requested.
12527 (c_parser_objc_type_name): Update call to groktypename.
12528 (c_parser_objc_synchronized_statement): Fold expression.
12529 (c_parser_objc_receiver): Fold expression.
12530 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
12531 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
12532 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
12533 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
12534 (struct c_typespec): Add elements expr and expr_const_operands.
12535 (struct c_declspecs): Add elements expr and expr_const_operands.
12536 (groktypename, build_conditional_expr, build_compound_literal):
12538 (in_late_binary_op): Declare.
12539 * c-typeck.c (note_integer_operands): New function.
12540 (in_late_binary_op): New variable.
12541 (decl_constant_value_for_broken_optimization): Move to c-common.c
12542 and rename to decl_constant_value_for_optimization.
12543 (default_function_array_conversion): Do not strip nops.
12544 (default_conversion): Do not call
12545 decl_constant_value_for_broken_optimization.
12546 (build_array_ref): Do not fold result.
12547 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
12548 result when operand is a VLA.
12549 (c_expr_sizeof_type): Update call to groktypename. Handle
12550 expressions included in type name. Use C_MAYBE_CONST_EXPR for
12551 result when operand names a VLA type.
12552 (build_function_call): Update call to build_compound_literal.
12553 Only fold result for calls to __builtin_* functions. Strip
12554 NOP_EXPR from INTEGER_CST returned from such functions. Fold
12555 the function designator.
12556 (convert_arguments): Fold arguments. Update call to
12557 convert_for_assignment.
12558 (build_unary_op): Handle increment and decrement of
12559 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
12560 decrement earlier. Fold operand of increment and decrement.
12561 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
12562 built for integer operand. Wrap returns that are INTEGER_CSTs
12563 without being integer constant expressions or that have integer
12564 constant operands without being INTEGER_CSTs.
12565 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
12566 (build_conditional_expr): Add operand ifexp_bcp. Track whether
12567 result is an integer constant expression or can be used in
12568 unevaluated parts of one and avoid folding and wrap as
12569 appropriate. Fold operands before possibly doing -Wsign-compare
12571 (build_compound_expr): Wrap result for C99 if operands can be used
12572 in integer constant expressions.
12573 (build_c_cast): Update call to digest_init. Do not ignore
12574 overflow from casting floating-point constants to integers. Wrap
12575 results that could be confused with integer constant expressions,
12576 null pointer constants or floating-point constants.
12577 (c_cast_expr): Update call to groktypename. Handle expressions
12578 included in type name.
12579 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
12580 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
12581 Update calls to convert_for_assignment.
12582 (convert_for_assignment): Take new parameter
12583 null_pointer_constant. Do not strip nops or call
12584 decl_constant_value_for_broken_optimization. Set
12585 in_late_binary_op for conversions to boolean.
12586 (store_init_value): Update call to digest_init.
12587 (digest_init): Take new parameter null_pointer_constant. Do not
12588 call decl_constant_value_for_broken_optimization. pedwarn for
12589 initializers not constant expressions. Update calls to
12590 convert_for_assignment.
12591 (constructor_nonconst): New.
12592 (struct constructor_stack): Add nonconst element.
12593 (really_start_incremental_init, push_init_level, pop_init_level):
12594 Handle constructor_nonconst and nonconst element.
12595 (set_init_index): Call constant_expression_warning for array
12597 (output_init_element): Fold value. Set constructor_nonconst as
12598 applicable. pedwarn for initializers not constant expressions.
12599 Update call to digest_init. Call constant_expression_warning
12600 where constant initializers are required.
12601 (process_init_element): Use c_save_expr.
12602 (c_finish_goto_ptr): Fold expression.
12603 (c_finish_return): Fold return value. Update call to
12604 convert_for_assignment.
12605 (c_start_case): Fold switch expression.
12606 (c_process_expr_stmt): Fold expression.
12607 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
12608 ensure statement expression is not evaluated in constant expression.
12609 (build_binary_op): Track whether results are integer constant
12610 expressions or may occur in such, disable folding and wrap results
12611 as applicable. Fold operands for -Wsign-compare warnings unless
12613 (c_objc_common_truthvalue_conversion): Handle results folded to
12614 integer constants that are not integer constant expressions.
12615 * doc/extend.texi: Document when typeof operands are evaluated,
12616 that condition of __builtin_choose_expr is an integer constant
12617 expression, and more about use of __builtin_constant_p in
12620 2009-03-29 Richard Guenther <rguenther@suse.de>
12622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12623 propagate addresses of array references.
12625 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
12627 * regmove.c (perhaps_ends_bb_p): Remove.
12628 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
12629 from INSN and check that the main loop stays within that basic block.
12630 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
12631 (regmove_forward_pass): Split out from regmove_optimize. Use
12632 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
12633 (regmove_backward_pass): Split out from regmove_optimize. Use
12634 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
12635 (regmove_optimize): Simplify.
12637 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12640 * config/i386/i386.c (classify_argument): Ignore flexible array
12641 member in struct and warn ABI change.
12643 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12645 * config/i386/i386-protos.h (ix86_agi_dependent): New.
12647 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
12648 (ix86_adjust_cost): Updated.
12650 2009-03-29 Jan Hubicka <jh@suse.cz>
12652 PR middle-end/28850
12653 * tree-pass.h (pass_cleanup_eh): New function.
12654 (remove_unreachable_regions): Break code handling RTL
12655 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
12656 that can not be reached by runtime.
12657 (can_be_reached_by_runtime): New function.
12658 (label_to_region_map): New function.
12659 (num_eh_regions): New function.
12660 (rtl_remove_unreachable_regions): New function.
12661 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
12662 (remove_eh_region): New function.
12663 * except.h: Include sbitmap and vecprim.
12664 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
12665 num_eh_regions): Declare.
12666 * passes.c (init_optimization_passes): Schedule cleanup_eh.
12667 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
12668 * tree-eh.c (tree_remove_unreachable_handlers): New function.
12669 (tree_empty_eh_handler_p): New function.
12670 (cleanup_empty_eh): New function.
12671 (cleanup_eh): New function.
12672 (pass_cleanup_eh): New function.
12674 2009-03-29 Jan Hubicka <jh@suse.cz>
12676 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
12677 for removed regions.
12679 2009-03-29 Jan Hubicka <jh@suse.cz>
12681 * except.c (dump_eh_tree): Dump all datastructures.
12683 2009-03-29 Jan Hubicka <jh@suse.cz>
12685 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
12686 (duplicate_eh_regions_1): Likewise.
12687 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
12688 vector; call EH verification.
12689 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12690 Be ready for region being removed.
12692 2009-03-29 Jan Hubicka <jh@suse.cz>
12694 * bitmap.c (bitmap_last_set_bit): New function.
12695 * bitmap.h (bitmap_last_set_bit): Declare.
12697 2009-03-29 David Ayers <ayers@fsfe.org>
12700 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
12701 by calling objc_compare_types and surpress warnings about
12702 incompatible C pointers that are compatible ObjC pointers.
12704 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
12706 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
12707 call initialize_inline_failed.
12708 (initialize_inline_failed): Move it from here ...
12709 * cgraph.c (initialize_inline_failed): ... to here.
12710 (cgraph_create_edge): Call initialize_inline_failed rather than
12711 setting inline_failed directly.
12713 2009-03-29 Ben Elliston <bje@au.ibm.com>
12716 * sysv4.opt (msdata): Improve comment.
12717 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
12718 * sysv4.h (SVR4_ASM_SPEC): Likewise.
12720 2009-03-29 Ben Elliston <bje@au.ibm.com>
12723 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
12724 load and store attributes.
12726 2009-03-29 Ben Elliston <bje@au.ibm.com>
12728 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
12729 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
12730 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
12731 * doc/extend.texi (X86 Built-in Functions): Add index entries for
12732 __builtin_infq and __builtin_huge_valq.
12734 2009-03-28 Anatoly Sokolov <aesok@post.ru>
12736 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
12738 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12739 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
12741 2009-03-28 Xinliang David Li <davidxl@google.com>
12743 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
12744 (do_dbg_cnt): New function.
12746 2009-03-28 Jan Hubicka <jh@suse.cz>
12748 Merge from pretty-ipa:
12750 2009-03-27 Jan Hubicka <jh@suse.cz>
12752 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12753 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
12754 * passes.c (function_called_by_processed_nodes_p): New.
12755 * ipa-pure-const.c (check_call): Fix handling of operands.
12756 (analyze_function): Dump debug output for skipped bodies.
12757 (local_pure_const): Use function_called_by_processed_nodes_p.
12758 * dwarf2out.c (reference_to_unused): Use output.
12759 * passes.c (do_per_function_toporder): Likewise.
12761 2008-11-12 Jan Hubicka <jh@suse.cz>
12763 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
12764 * ipa-pure-const.c (funct_state_d): Add can throw field; make
12765 state_set_in_source enum
12766 (check_decl): Ignore memory tags; do not set fake looping flags;
12768 (check_operand, check_tree, check_rhs_var, check_lhs_var,
12769 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
12770 (check_call, analyze_function): Rewrite.
12772 (add_new_function): Update call of analyze_function.
12773 (generate_summary): Add call of analyze_function.
12774 (propagate): Propagate can_throw; handle state_set_in_source correctly.
12775 (local_pure_const): New function.
12776 (pass_local_pure_const): New pass.
12777 * ipa-inline.c (inline_transform): Set after_inlining.
12778 * tree-eh.c (stmt_can_throw_external): New.
12779 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
12780 work with aliasing built.
12781 * tree-flow.h (stmt_can_throw_external): New.
12782 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
12783 and local pure/const pass in early and late optimization queue.
12785 2009-03-28 Martin Jambor <mjambor@suse.cz>
12787 * fold-const.c (get_pointer_modulus_and_residue): New parameter
12789 (fold_binary): Allow function decl aligment consideration is the
12790 second argument is integer constant one.
12791 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
12792 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
12793 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
12795 2009-03-28 Jan Hubicka <jh@suse.cz>
12797 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
12798 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
12799 * function.h (rtl_data): Add nothrow flag.
12800 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
12801 set DECL_NOTHROW for AVAILABLE functions.
12803 2009-03-28 Jakub Jelinek <jakub@redhat.com>
12805 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
12806 following vector keyword has expansion starting with pixel or bool
12807 keyword, expand vector to __vector and pixel or bool to __pixel or
12811 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
12812 warn_if_disallowed_function_p): Removed.
12813 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
12814 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
12815 warning_if_disallowed_function_p.
12816 * flags.h (warn_if_disallowed_function_p,
12817 warn_disallowed_functions): Removed.
12818 * common.opt (Wdisallowed-function-list=): Removed.
12819 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
12821 2009-03-28 Richard Guenther <rguenther@suse.de>
12823 PR tree-optimization/38723
12824 * tree-ssa-pre.c (compute_avail): Add all default definitions to
12827 2009-03-28 Jan Hubicka <jh@suse.cz>
12829 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
12830 test introduced by my previous patch.
12832 2009-03-28 Richard Guenther <rguenther@suse.de>
12834 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
12835 the PHIs value undefined.
12837 2009-03-28 Jan Hubicka <jh@suse.cz>
12839 * tree-pass.h (pass_fixup_cfg): New pass.
12840 * ipa-inline.c (inline_transform): Set
12841 always_inline_functions_inlined/after_inlining.
12842 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
12843 (pass_fixup_cfg): New pass.
12844 * passes.c (init_optimization_passes): Add fixup_cfg.
12846 2009-03-28 Richard Guenther <rguenther@suse.de>
12848 PR tree-optimization/38458
12849 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
12850 argument use the arguments copy-of value.
12852 2009-03-28 Richard Guenther <rguenther@suse.de>
12854 PR tree-optimization/38180
12855 * tree-ssa-ccp.c (get_default_value): Simplify.
12856 (likely_value): Likewise.
12857 (surely_varying_stmt_p): Properly handle VOP case.
12858 (ccp_initialize): Likewise.
12859 (ccp_fold): Handle propagating through *&.
12860 (fold_const_aggregate_ref): Also handle decls.
12862 2009-03-28 Jan Hubicka <jh@suse.cz>
12864 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12865 * cgraph.h (cgraph_node): Likewise.
12866 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
12867 (cgraph_reset_node): Use process flag.
12868 (cgraph_mark_functions_to_output): Likewise.
12869 (cgraph_expand_function): Likewise.
12870 (cgraph_expand_all_functions): Likewise.
12871 (cgraph_output_in_order): Likewise.
12872 * dwarf2out.c (reference_to_unused): Likewise.
12873 * passes.c do_per_function_toporder): Likewise.
12875 2009-03-28 Jan Hubicka <jh@suse.cz>
12877 Bring from lto-branch:
12879 2008-09-03 Doug Kwan <dougkwan@google.com>
12881 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
12882 enums instead of reason strings.
12883 * cgraph.c (cgraph_create_edge): Same.
12884 (cgraph_inline_failed_string): New function.
12885 * cgraph.h (cgraph_inline_failed_t): New enum type.
12886 (cgraph_inline_failed_string): New prototype.
12887 (struct cgraph_edge): Change type of INLINED_FAILED from constant
12888 char pointer to cgraph_inline_failed_t.
12889 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
12890 (cgraph_default_inline_p): Ditto.
12891 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
12892 to cgraph_inline_failed_t pointer.
12893 * cif-code.def: New file.
12894 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
12896 (cgraph_check_inline_limits): Change type of REASON to pointer to
12897 cgraph_inline_failed_t. Replace reason strings with enums.
12898 (cgraph_default_inline_p): Ditto.
12899 (cgraph_recursive_inlining_p): Ditto.
12900 (update_caller_keys): Change type of FAILED_REASON to
12901 cgraph_inline_failed_t.
12902 (cgraph_set_inline_failed): Change type of REASON to pointer to
12903 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
12904 convert enums to strings for text output.
12905 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
12906 to be of type cgraph_inline_failed_t. Replace reason strings with
12907 enums. Call cgraph_inline_failed_string to covert enums
12908 to strings for text output.
12909 (cgraph_decide_inlining): Replace reason strings with enums.
12910 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
12911 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
12913 * tree-inline.c (expand_call_inline): Change type of REASON
12914 to cgraph_inline_failed_t. Replace reason strings with enums.
12915 Call cgraph_inline_failed_string for text output.
12916 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
12919 2009-03-28 Jan Hubicka <jh@suse.cz>
12921 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
12922 cgraph_clone_node): Remove master clone handling.
12923 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12924 * cgraph.h (master_clone): Remove.
12925 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12926 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
12927 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12929 2009-03-28 Jan Hubicka <jh@suse.cz>
12931 * cgraph.c (cgraph_function_body_availability): Functions declared
12932 inline are always safe to assume that it is not going to be replaced.
12934 2009-03-28 Richard Guenther <rguenther@suse.de>
12936 PR tree-optimization/38513
12937 * tree-ssa-pre.c (eliminate): Remove redundant stores.
12938 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12939 EXC_PTR_EXPR and FILTER_EXPR.
12940 (get_ref_from_reference_ops): Likewise.
12942 2009-03-28 Richard Guenther <rguenther@suse.de>
12944 PR tree-optimization/38968
12945 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
12946 Use FLOOR_MOD_EXPR to compute misalignment.
12948 2009-03-28 Richard Guenther <rguenther@suse.de>
12950 PR tree-optimization/37795
12951 * tree.h (combine_comparisons): Declare.
12952 * fold-const.c (combine_comparisons): Export.
12953 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
12955 (ifcombine_iforif): Use combine_comparisons.
12957 2009-03-28 Jan Hubicka <jh@suse.cz>
12959 * tree-eh.c (inlinable_call_p): New function.
12960 (make_eh_edges): Use it.
12961 (verify_eh_edges): Use it.
12962 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
12963 * except.c (reachable_next_level): Add inlinable_function argument
12964 (sjlj_find_directly_reachable_regions): Update.
12965 (add_reachable_handler): Do not set saw_any_handlers.
12966 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
12967 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12968 Add new inlinable call parameter.
12969 (can_throw_internal, can_throw_external): Update.
12970 * except.h (can_throw_internal_1, can_throw_external_1,
12971 foreach_reachable_handler): Update declaration.
12973 2009-03-28 Joseph Myers <joseph@codesourcery.com>
12975 * config/arm/t-arm-coff, config/h8300/coff.h,
12976 config/i386/i386-aout.h, config/i386/i386-coff.h,
12977 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
12978 config/pdp11/2bsd.h, config/rs6000/aix41.h,
12979 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
12980 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
12981 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
12982 sys-types.h: Remove.
12983 * Makefile.in: Remove protoize and fixproto support and references
12985 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
12986 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
12988 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
12989 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
12990 unprotoize$(exeext).
12991 (rest.encap): Don't depend on $(STMP_FIXPROTO)
12992 (.PHONY): Don't depend on proto.
12993 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
12994 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
12995 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
12996 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
12997 build/gen-protos.o, build/scan.o, xsys-protos.h,
12998 build/fix-header$(build_exeext), build/fix-header.o,
12999 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13000 stmp-install-fixproto): Remove.
13001 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13002 SYSCALLS.c or fixproto files.
13003 (install-common): Don't install protoize.
13004 (install-headers-tar, install-headers-cpio, install-headers-cp):
13005 Don't depend on $(STMP_FIXPROTO).
13006 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13007 install fixproto files or write out fixproto settings.
13008 (uninstall): Don't uninstall protoize.
13009 * config.gcc (use_fixproto): Remove.
13010 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13011 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13012 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13013 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13014 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13015 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13016 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13017 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13018 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13019 * config/t-vxworks (STMP_FIXPROTO): Remove.
13020 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13021 STMP_FIXPROTO): Remove.
13022 * config.in, configure: Regenerate.
13023 * crtstuff.c (gid_t, uid_t): Don't undefine.
13024 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13025 (arm-*-coff, arm-*-aout: Remove target entries.
13026 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13027 Remove mention of AIX 4.1.
13028 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13029 * doc/invoke.texi (Running Protoize): Remove.
13030 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13031 (Protoize Caveats): Remove.
13032 * tsystem.h: Update comments on headers assumed to exist.
13034 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13036 * genautomata.c: Add a new year to the copyright. Add a new
13038 (struct insn_reserv_decl): Add comments for member bypass_list.
13039 (find_bypass): Remove.
13040 (insert_bypass): New.
13041 (process_decls): Use insert_bypass.
13042 (output_internal_insn_latency_func): Output all bypasses with the
13043 same input insn in one switch case.
13045 * rtl.def (define_bypass): Describe bypass choice.
13046 * doc/md.texi (define_bypass): Ditto.
13048 2009-03-27 Richard Guenther <rguenther@suse.de>
13050 * gimplify.c (mark_addressable): Export.
13051 * tree-flow.h (mark_addressable): Declare.
13052 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13053 * tree-ssa.c (verify_phi_args): Verify that address taken
13054 variables have TREE_ADDRESSABLE set.
13056 2009-03-27 Richard Guenther <rguenther@suse.de>
13058 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13059 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13060 Do not mark decls TREE_ADDRESSABLE.
13061 (build_fold_addr_expr): Adjust.
13062 (fold_addr_expr): Remove.
13063 (fold_unary): Use build_fold_addr_expr.
13064 (fold_comparison): Likewise.
13065 (split_address_to_core_and_offset): Likewise.
13066 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13068 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13069 (gimplify_modify_expr_to_memcpy): Mark source and destination
13071 * omp-low.c (create_omp_child_function): Mark the object decl
13073 (lower_rec_input_clauses): Mark the var we take the address of
13075 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13077 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13079 PR middle-end/39315
13080 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13081 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13083 2009-03-27 Richard Guenther <rguenther@suse.de>
13085 PR tree-optimization/39120
13086 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13088 (handle_lhs_call): Process return constraints. Add escape
13089 constraints if necessary.
13090 (handle_const_call): Fill out return constraints. Make nested
13091 case more precise. Avoid consttmp if possible.
13092 (handle_pure_call): Fill out return constraints. Avoid
13093 callused if possible.
13094 (find_func_aliases): Simplify call handling.
13096 2009-03-27 Richard Guenther <rguenther@suse.de>
13098 PR tree-optimization/39120
13099 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
13100 as a representative.
13101 (solve_graph): Do propagate CALLUSED.
13102 (handle_pure_call): Use a scalar constraint from CALLUSED for
13104 (find_what_p_points_to): CALLUSED shall not appear in poins-to
13107 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13110 * c-common.c (handle_aligned_attribute): Properly check alignment
13111 overflow. Use (1U << i) instead of (1 << i).
13113 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
13115 * expr.h (get_mem_align_offset): Updated.
13117 * tree.h (tree_decl_common): Change align to "unsigned int" and
13118 move it before pointer_alias_set.
13120 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13121 Jakub Jelinek <jakub@redhat.com>
13124 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
13125 gr_register_operand with gr_reg_or_0_operand.
13126 (cmpxchg_rel_di): Likewise.
13127 (sync_lock_test_and_set<mode>): Likewise.
13129 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13131 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13132 (true_regnum): Likewise.
13134 * rtlanal.c (subreg_info): Moved to ...
13135 * rtl.h (subreg_info): Here. New.
13136 (subreg_get_info): New.
13138 * rtlanal.c (subreg_get_info): Make it extern.
13140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13143 * config/i386/i386.c (ix86_abi): New.
13144 (override_options): Handle -mabi=.
13145 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
13146 (ix86_call_abi_override): Likewise.
13147 (init_cumulative_args): Likewise.
13148 (function_arg_advance): Likewise.
13149 (function_arg_64): Likewise.
13150 (function_arg): Likewise.
13151 (ix86_pass_by_reference): Likewise.
13152 (ix86_function_value_regno_p): Likewise.
13153 (ix86_build_builtin_va_list_abi): Likewise.
13154 (setup_incoming_varargs_64): Likewise.
13155 (is_va_list_char_pointer): Likewise.
13156 (ix86_init_machine_status): Likewise.
13157 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
13158 (ix86_function_type_abi): Return enum calling_abi. Rewrite
13159 for 64bit. Replace DEFAULT_ABI with ix86_abi.
13160 (ix86_function_abi): Make it static and return enum calling_abi.
13161 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
13163 (ix86_fn_abi_va_list): Updated.
13165 * config/i386/i386.h (ix86_abi): New.
13166 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
13167 (CONDITIONAL_REGISTER_USAGE): Likewise.
13168 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
13169 (machine_function): Likewise.
13171 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
13173 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
13174 (STACK_BOUNDARY): Likewise.
13175 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
13177 * config/i386/i386.opt (mabi=): New.
13179 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
13180 return enum calling_abi.
13181 (ix86_function_type_abi): Likewise.
13182 (ix86_function_abi): Removed.
13184 * doc/invoke.texi: Document -mabi= option for x86.
13186 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13188 * builtins.c (real_dconstp): Delete.
13189 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
13191 2009-03-27 Dodji Seketeli <dodji@redhat.com>
13192 Jakub Jelinek <jakub@redhat.com>
13195 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
13196 (gen_subprogram_die): When a function is explicit, generate the
13197 DW_AT_explicit attribute.
13198 * langhooks.h (struct lang_hooks_for_decls): Add
13199 function_decl_explicit_p langhook.
13200 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
13201 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
13203 2009-03-27 Jakub Jelinek <jakub@redhat.com>
13205 * builtins.c (fold_builtin_memory_op): Optimize memmove
13206 into memcpy if we can prove source and destination don't overlap.
13208 * tree-inline.c: Include gt-tree-inline.h.
13209 (clone_fn_id_num): New variable.
13210 (clone_function_name): New function.
13211 (tree_function_versioning): Use it.
13212 * Makefile.in (GTFILES): Add tree-inline.c.
13214 2009-03-27 Mark Mitchell <mark@codesourcery.com>
13216 * BASE-VER: Change to 4.5.0.
13218 2009-03-27 Xinliang David Li <davidxl@google.com>
13220 PR tree-optimization/39557
13221 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
13223 2009-03-27 Xinliang David Li <davidxl@google.com>
13225 PR tree-optimization/39548
13226 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
13229 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13231 * c-common.c (pointer_int_sum): Use %wd on return from
13234 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13236 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
13237 on return from tree_low_cst.
13239 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
13242 * ginclude/stdarg.h (va_copy): Define also for
13243 __GXX_EXPERIMENTAL_CXX0X__.
13245 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13248 * builtins.h (c_strlen): Do not warn here.
13249 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13250 * c-common.c (pointer_int_sum): Take an explicit location.
13251 Warn about offsets out of bounds.
13252 * c-common.h (pointer_int_sum): Adjust declaration.
13254 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13256 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
13259 2009-03-26 Jakub Jelinek <jakub@redhat.com>
13262 * opts.c (warn_if_disallowed_function_p): Don't assume
13263 get_callee_fndecl must return non-NULL.
13265 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
13267 PR rtl-optimization/39522
13268 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
13269 when reg_reloaded_valid is set.
13271 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13273 * config/spu/divv2df3.c: New file.
13274 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
13275 (DPBIT_FUNCS): Filter out _div_df.
13277 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
13279 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
13280 a jump insn, count that jump in the distance to the loop start.
13282 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
13285 * config/sh/sh.c (calc_live_regs): Fix condition for global
13286 registers except PIC_OFFSET_TABLE_REGNUM.
13288 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
13291 * doc/invoke.texi (-mconsole): New.
13293 (-mno-cygwin): New.
13295 (-mnop-fun-dllimport): New.
13299 (sub section "i386 and x86-64 Windows Options"): New.
13301 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
13303 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
13304 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
13306 2009-03-25 Richard Guenther <rguenther@suse.de>
13308 PR middle-end/39497
13309 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
13312 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
13314 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
13315 neither of haifa/selective schedulers are working.
13317 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13319 * doc/invoke.texi (Debugging Options): Fix description of
13320 -fno-merge-debug-strings.
13322 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
13324 * config/cris/libgcc.ver: New version-script.
13325 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
13327 * configure.ac <GAS features, nop mnemonic>: Add pattern
13328 crisv32-*-* for "nop".
13329 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
13330 * configure: Regenerate.
13332 2009-03-24 Ira Rosen <irar@il.ibm.com>
13334 PR tree-optimization/39529
13335 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
13336 mark_sym_for_renaming for the tag copied to the new vector
13339 2009-03-24 Arthur Loiret <aloiret@debian.org>
13341 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
13342 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
13343 EXTRA_SPEC_FUNCTIONS.
13344 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
13345 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
13346 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
13347 -march and -mtune options.
13349 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
13351 * config/m68k/t-rtems: Add m5329 multilib.
13353 2009-03-24 Dodji Seketeli <dodji@redhat.com>
13354 Jakub Jelinek <jakub@redhat.com>
13357 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
13360 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13363 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
13364 instead of c_parser_expression_conv, if original_code isn't one of the
13365 4 allowed comparison codes, fail.
13367 2009-03-23 Richard Guenther <rguenther@suse.de>
13369 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
13370 * tree.h (struct tree_type): Likewise.
13371 * reload.h (struct insn_chain): Likewise.
13372 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
13373 * function.h (struct function): Likewise.
13374 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
13376 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13378 PR tree-optimization/39516
13379 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
13381 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
13383 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
13384 should be set true if BITS_PER_WORD of target is bigger than 32
13386 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
13388 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
13389 Translate -B-options to -rpath-link. Correct existing
13390 rpath-link and conditionalize on !nostdlib.
13392 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13394 * doc/extend.texi (Function Attributes, Variable Attributes):
13396 * doc/invoke.texi (Debugging Options, Optimize Options)
13397 (i386 and x86-64 Options, MCore Options): Likewise.
13399 2009-03-20 Jakub Jelinek <jakub@redhat.com>
13402 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
13403 it for block local namespace aliases.
13404 (gen_decl_die): Pass context_die to gen_namespace_die.
13406 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13409 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
13410 minimum or maximum value.
13412 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
13414 * reginfo.c (globalize_reg): Recompute derived reg sets.
13416 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
13419 * libgcc2.c (mprotect): Do not use signed arguments for
13420 VirtualProtect, use DWORD arguments. Also fix the 'may
13421 be used uninitialized' warning for the np variable.
13423 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13426 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
13427 functions using regparm calling conventions when not optimizing.
13428 (ix86_function_sseregparm): Similarly for sseregparm calling
13431 2009-03-19 Li Feng <nemokingdom@gmail.com>
13433 PR middle-end/39500
13434 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
13435 dependence if the first conflict is after niter iterations.
13437 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
13439 PR middle-end/38609
13440 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
13441 functions with dynamic stack-pointer adjustments.
13443 2009-03-19 Ben Elliston <bje@au.ibm.com>
13445 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
13446 option; change to -msdata=data.
13448 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13450 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
13453 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
13456 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
13458 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
13460 * doc/invoke.texi (Code Gen Options): Expand discussion of
13463 2009-03-18 Jakub Jelinek <jakub@redhat.com>
13465 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
13466 * matrix-reorg.c (struct matrix_info): Likewise.
13467 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
13468 * rtl.h (struct mem_attrs): Likewise.
13469 * df.h (struct df): Likewise.
13470 * tree-data-ref.h (struct data_dependence_relation): Likewise.
13471 * ira-int.h (struct ira_allocno): Likewise.
13472 * df-scan.c (struct df_collection_rec): Likewise.
13473 * ira.c (struct equivalence): Likewise.
13474 * function.c (struct temp_slot): Likewise.
13475 * cfgloop.h (struct loop): Likewise.
13478 * function.c (use_register_for_decl): When not optimizing, disregard
13479 register keyword for variables with types containing methods.
13481 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
13483 PR middle-end/39447
13484 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
13485 (is_simple_operand): Call contains_component_ref_p before calling data
13486 reference analysis that would fail on COMPONENT_REFs.
13488 * tree-vrp.c (search_for_addr_array): Fix formatting.
13490 2009-03-18 Richard Guenther <rguenther@suse.de>
13492 * tree-vect-transform.c (vect_loop_versioning): Fold the
13493 generated comparisons.
13494 * tree-vectorizer.c (set_prologue_iterations): Likewise.
13495 (slpeel_tree_peel_loop_to_edge): Likewise.
13497 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13499 PR middle-end/37805
13500 * opts.c (print_specific_help): In addition to `undocumented',
13501 accept `separate' and `joined' flags if passed alone. Describe
13502 output by the first matched one of those.
13503 (common_handle_option): Skip over empty strings.
13504 * gcc.c (display_help): Fix help string for `--help='.
13505 * doc/invoke.texi (Option Summary, Overall Options): With
13506 `--help=', classes and qualifiers can both be repeated, but
13507 only the latter can be negated. One should not pass only
13508 negated qualifiers. Fix markup and examples.
13511 2008-10-14 Jakub Jelinek <jakub@redhat.com>
13512 PR middle-end/37805
13513 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
13514 and -fhelp=separate.
13516 2009-03-17 Jing Yu <jingyu@google.com>
13518 PR middle-end/39378
13519 * function.h (struct rtl_data): Move is_thunk from here...
13520 (struct function): ...to here.
13521 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
13522 * varasm.c (assemble_start_function): Change is_thunk from crtl to
13524 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
13526 (alpha_does_function_need_gp, alpha_start_function): Likewise.
13527 (alpha_output_function_end_prologue): Likewise.
13528 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
13529 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
13530 (rs6000_output_function_epilogue): Likewise.
13531 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
13533 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
13536 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
13537 from different units in a single alternative.
13538 (*truncdfsf_i387): Ditto.
13539 (*truncxfsf2_mixed): Ditto.
13540 (*truncxfdf2_mixed): Ditto.
13542 2009-03-17 Jakub Jelinek <jakub@redhat.com>
13544 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
13545 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
13548 * tree-ssa-live.c (remove_unused_locals): Don't remove local
13549 unused non-artificial variables when not optimizing.
13552 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
13553 DW_TAG_imported_module even if decl is IMPORTED_DECL with
13554 NAMESPACE_DECL in its DECL_INITIAL.
13556 PR middle-end/39443
13557 * optabs.c (set_user_assembler_libfunc): New function.
13558 * expr.h (set_user_assembler_libfunc): New prototype.
13559 * c-common.c: Include libfuncs.h.
13560 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
13561 for memcmp, memset, memcpy, memmove and abort.
13562 * Makefile.in (c-common.o): Depend on libfuncs.h.
13565 * dwarf2out.c (gen_inlined_enumeration_type_die,
13566 gen_inlined_structure_type_die, gen_inlined_union_type_die,
13567 gen_tagged_type_instantiation_die): Removed.
13568 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
13571 2009-03-17 Janis Johnson <janis187@us.ibm.com>
13574 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
13576 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
13577 (check-parallel-%): Ditto.
13578 (check-consistency): Ditto.
13580 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
13582 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
13583 local variable rhs by NULL_TREE.
13585 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13588 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
13590 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13593 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
13595 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13598 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
13599 for ms->sysv ABI calls only in 64bit mode.
13601 * config/i386/i386.md (untyped_call): Support 32bit.
13603 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
13605 * doc/extend.texi: Replace x86_65 with x86_64.
13607 2009-03-16 Jakub Jelinek <jakub@redhat.com>
13609 PR tree-optimization/39455
13610 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
13611 mismatches for POINTER_TYPE_P (type).
13612 (number_of_iterations_le): Likewise.
13614 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13616 * config/picochip/picochip.c: Removed profiling support.
13617 * config/picochip/picochip.md: Removed profiling instruction.
13618 * config/picochip/picochip.h: Removed profiling builtin.
13620 2009-03-16 Joseph Myers <joseph@codesourcery.com>
13622 * doc/install.texi (--with-host-libstdcxx): Document.
13624 2009-03-14 Anatoly Sokolov <aesok@post.ru>
13627 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
13628 generate a warning if the function name does not begin with
13629 "__vector" and the function has either the 'signal' or 'interrupt'
13630 attribute, from here to ...
13631 (avr_declare_function_name): ...here. New function.
13632 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
13633 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
13635 2009-03-14 Jakub Jelinek <jakub@redhat.com>
13638 * cse.c (fold_rtx): Don't modify original const_arg1 when
13639 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
13640 separate variable instead.
13641 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
13642 from out of range shift counts.
13643 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
13645 2009-03-13 Catherine Moore <clm@codesourcery.com>
13647 * config/i386/x-mingw32 (host-mingw32.o): Replace
13648 diagnostic.h with $(DIAGNOSTIC_H).
13650 2009-03-12 Jakub Jelinek <jakub@redhat.com>
13653 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
13655 * config/i386/sync.md (sync_compare_and_swap<mode>,
13656 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
13657 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
13659 (sync_double_compare_and_swapdi_pic,
13660 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
13661 cmpxchg8b_pic_memory_operand instead of just memory_operand.
13663 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13666 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
13668 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13671 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
13672 (avx_addsubv4df3): Likewise.
13673 (*avx_addsubv4sf3): Likewise.
13674 (sse3_addsubv4sf3): Likewise.
13676 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13679 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
13681 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
13684 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
13685 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
13686 registers for allocnos created from user-defined variables.
13688 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13691 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
13692 of non-integer mode as well.
13694 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
13696 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
13697 for functions for which the parameter types are unknown.
13699 2009-03-11 Jakub Jelinek <jakub@redhat.com>
13702 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
13703 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
13704 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
13705 * config/i386/i386.c (ix86_local_alignment): For
13706 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
13707 long long variables on the stack to avoid dynamic realignment.
13708 Allow the first argument to be a decl rather than type.
13709 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
13711 2009-03-11 Nick Clifton <nickc@redhat.com>
13714 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
13716 Add description to mno-lsim option.
13717 * config/mcore/mcore.h: Remove comment about deprecated m4align
13719 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
13720 * doc/invoke.texi: Add description of mno-lsim and
13721 mstack-increment options.
13723 * config/fr30/fr30.opt: Document the -mno-lsim option.
13724 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
13725 and -mno-lsim options.
13727 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13729 * fold-const.c (fold_comparison): Only call fold_inf_compare
13730 if the mode supports infinities.
13732 2009-03-11 Jason Merrill <jason@redhat.com>
13735 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
13736 end already did. Notice GIMPLE_CALL modifications of the result.
13737 Don't copy debug information from an ignored decl or a decl from
13740 2009-03-10 Richard Guenther <rguenther@suse.de>
13741 Nathan Froyd <froydnj@codesourcery.com>
13743 PR middle-end/37850
13744 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
13745 (__divMODE3): Likewise.
13747 2009-03-09 Jakub Jelinek <jakub@redhat.com>
13749 PR tree-optimization/39394
13750 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
13751 DECL_SIZE_UNIT of variable length FIELD_DECLs.
13753 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13755 * recog.c (verfiy_changes): Disallow renaming of hard regs in
13756 inline asms for register asm ("") declarations.
13758 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
13760 * fold-const.c (fold_unary): Fix comment.
13762 2009-03-07 Jan Hubicka <jh@suse.cz>
13765 * tree-inline.c (setup_one_parameter): Do replacement of const
13766 argument by constant in SSA form.
13768 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13770 PR middle-end/38028
13771 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
13772 determine alignment passed to assign_stack_local.
13773 (assign_parms_unsplit_complex): Likewise.
13774 * except.c (sjlj_build_landing_pads): Likewise.
13776 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13778 PR middle-end/39360
13779 * tree-flow.h (add_referenced_var): Return bool instead of void.
13780 * tree-dfa.c (add_referenced_var): Return result of
13781 referenced_var_check_and_insert call.
13782 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
13783 of referenced_var_check_and_insert.
13786 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
13787 (gen_variable_die): Emit DW_AT_location on abstract static variable's
13788 DIE, don't emit it if abstract origin already has it.
13789 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
13790 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
13792 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13794 * genpreds.c (needs_variable): Fix parentheses at variable name
13796 (write_tm_constrs_h): Indent generated code.
13798 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13800 * doc/extend.texi (Function Attributes): Add documentation
13801 for isr attributes.
13803 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13806 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
13807 take locus from its DECL_SOURCE_LOCATION instead of input_location.
13809 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13811 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
13814 2009-03-05 Jakub Jelinek <jakub@redhat.com>
13817 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
13818 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
13820 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
13822 * config/i386/i386.md (R8_REG, R9_REG): New constants.
13823 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
13824 constants instead of magic numbers.
13825 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13827 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
13828 (x86_64_ms_abi_int_parameter_registers): Ditto.
13829 (x86_64_int_return_registers): Ditto.
13830 (ix86_maybe_switch_abi): Ditto.
13831 (ix86_expand_call): Ditto for clobbered_registers array.
13832 (ix86_hard_regno_mode_ok): Ditto.
13833 (x86_extended_QIreg_mentioned_p): Ditto.
13835 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
13837 PR tree-optimization/39349
13838 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
13840 * combine.c (gen_lowpart_for_combine): Use omode when generating
13843 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
13845 PR rtl-optimization/39235
13846 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
13848 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13850 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
13852 2009-03-04 Richard Guenther <rguenther@suse.de>
13854 PR tree-optimization/39362
13855 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
13856 that occur in abnormal PHIs should be varying.
13858 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13860 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
13862 (simple_iv): Take loop as an argument instead of statement.
13863 * tree-scalar-evolution.h (simple_iv): Declaration changed.
13864 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
13866 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
13868 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
13869 * matrix-reorg.c (analyze_transpose): Ditto.
13870 * tree-data-ref.c (dr_analyze_innermost): Ditto.
13871 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13872 * tree-predcom.c (ref_at_iteration): Ditto.
13873 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
13875 2009-03-04 Richard Guenther <rguenther@suse.de>
13877 PR tree-optimization/39358
13878 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
13879 escaped_id and callused_id.
13880 (solve_graph): Likewise.
13882 2009-03-04 Richard Guenther <rguenther@suse.de>
13884 PR tree-optimization/39339
13885 * tree-sra.c (try_instantiate_multiple_fields): Make it
13886 no longer ICE on the above.
13888 2009-03-03 Joseph Myers <joseph@codesourcery.com>
13890 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
13891 that fits within Pmode.
13893 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13895 PR middle-end/10109
13896 * tm.texi (LIBCALL_VALUE): Update description.
13898 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13900 PR middle-end/34443
13901 * doc/extend.texi (section): Update description.
13903 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
13905 PR middle-end/39345
13906 * tree-inline.c (remapped_type): New.
13907 (can_be_nonlocal): Call remapped_type instead of remap_type.
13909 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13912 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
13913 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
13915 2009-03-03 Richard Guenther <rguenther@suse.de>
13917 PR middle-end/39272
13918 * tree.c (tree_nonartificial_location): New function.
13919 * tree.h (tree_nonartificial_location): Declare.
13920 * builtins.c (expand_builtin_memory_chk): Provide location
13921 of the call location for artificial function pieces.
13922 (maybe_emit_chk_warning): Likewise.
13923 (maybe_emit_sprintf_chk_warning): Likewise.
13924 (maybe_emit_free_warning): Likewise.
13925 * expr.c (expand_expr_real_1): Likewise.
13927 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13929 PR tree-optimization/39343
13930 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
13931 COMPONENT_REF t has ARRAY_TYPE.
13933 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
13935 PR middle-end/39335
13936 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
13937 when the type precision of the induction variable should be
13938 larger than the type precision of nit.
13939 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
13940 * graphite.c (graphite_loop_normal_form): Same.
13941 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
13943 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13945 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
13946 (*call_1_rex64_ms_sysv): Use named constants instead of magic
13947 numbers to describe clobbered registers.
13948 (*call_value_0_rex64_ms_sysv): Ditto.
13949 * config/i386/mmx.md (mmx_emms): Ditto.
13950 (mmx_femms): Ditto.
13952 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
13954 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
13957 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13959 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
13960 (spu_section_type_flags): New function.
13962 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
13965 reg_class_contents of FLOAT_REGS into a temporary.
13967 2009-03-02 Richard Guenther <rguenther@suse.de>
13968 Ira Rosen <irar@il.ibm.com>
13970 PR tree-optimization/39318
13971 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
13972 information to the vectorized statement.
13974 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
13976 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
13977 variable. Use defined names instead of magic constants for REX SSE
13980 2009-03-01 Richard Guenther <rguenther@suse.de>
13982 PR tree-optimization/39331
13983 * omp-low.c (lower_send_shared_vars): Do not receive new
13984 values for the reference of DECL_BY_REFERENCE parms or results.
13986 2009-03-01 Jan Hubicka <jh@suse.cz>
13989 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
13990 BLOCK_NONLOCALIZED_VAR): New macros.
13991 (tree_block): Add nonlocalized_vars.
13992 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
13993 gen_decl_die): Add origin argument. Allow generation of die with
13994 origin at hand only.
13995 (gen_member_die, gen_type_die_with_usage, force_decl_die,
13996 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
13998 (gen_block_die): Fix checking for unused blocks.
13999 (process_scope_var): Break out from .... ; work with origins only.
14000 (decls_for_scope) ... here; process nonlocalized list.
14001 (dwarf2out_ignore_block): Look for nonlocalized vars.
14002 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14004 (dump_scope_block): Dump them.
14005 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14006 (remap_block): Likewise.
14007 (can_be_nonlocal): New predicate.
14008 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14010 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14012 * configure: Regenerate.
14014 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14016 * optc-gen.awk: No need to duplicate option flags twice.
14017 Reuse help texts for duplicate options which do not have any.
14019 * gcc.c (display_help): Document --version.
14021 * gcc.c (main): If print_help_list and verbose_flag, ensure
14022 driver output comes before subprocess output.
14024 * optc-gen.awk: Assign all remaining fields to help string,
14025 space-separated, for multi-line help in *.opt.
14027 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14028 -Wno-pedantic-ms-format is for MinGW targets only.
14030 * doc/options.texi (Option file format): Fix bad indentation,
14031 restoring dropped sentence.
14033 2009-02-28 Jan Hubicka <jh@suse.cz>
14035 * tree-inline.c (tree_function_versioning): Output debug info.
14037 2009-02-28 Jan Hubicka <jh@suse.cz>
14040 * tree-inline.c (setup_one_parameter): Do not copy propagate
14041 arguments when not optimizing.
14043 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14046 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14047 (avx_addsubv4df3): Likewise.
14048 (*avx_addsubv4sf3): Likewise.
14049 (sse3_addsubv4sf3): Likewise.
14050 (*avx_addsubv2df3): Likewise.
14051 (sse3_addsubv2df3): Likewise.
14052 (avx_unpckhps256): Correct item selectors.
14053 (avx_unpcklps256): Likewise.
14054 (avx_unpckhpd256): Likewise.
14055 (avx_unpcklpd256): Likewise.
14057 2009-02-28 Jan Hubicka <jh@suse.cz>
14059 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14061 (copy_arguments_for_versioning): If var is declared don't declare it.
14062 (tree_function_versioning): First setup substitutions and then copy
14065 2009-02-27 Jan Hubicka <jh@suse.cz>
14068 * cgraph.h (varpool_output_debug_info): Remove.
14069 * cgraphunit.c (varpool_output_debug_info): Remove.
14070 * dwarf2out.c (deferred_locations_struct): New struct
14071 (deferred_locations): New type.
14072 (deferred_locations_list): New static var.
14073 (deffer_location): New function.
14074 (gen_variable_die): Use it.
14075 (decls_for_scope): Output info on local static vars.
14076 (dwarf2out_finish): Process deferred locations.
14077 * varpool.c (varpool_output_debug_info): Remove.
14079 2009-02-27 Jan Hubicka <jh@suse.cz>
14082 * tree.h (TREE_PROTECTED): Fix comment.
14083 (BLOCK_HANDLER_BLOCK): Remove.
14084 (struct tree_block): Remove handler_block add body_block.
14085 (inlined_function_outer_scope_p): New.
14086 (is_body_block): Remove.
14087 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14088 * dwarf2out.c (is_inlined_entry_point): Remove.
14089 (add_high_low_attributes): Use inlined_function_outer_scope_p.
14090 (gen_block_die): Use is_inlined_entry_point check. Remove body block
14092 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
14093 * gimplify.c (gimplify_expr): Gimplify body blocks.
14094 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
14095 block with multiple subblocks.
14096 (dump_scope_block): Prettier output; dump more flags and info.
14097 (dump_scope_blocks): New.
14098 (remove_unused_locals): Use dump_scope_blocks.
14099 * tree-flow.h (dump_scope_blocks): Declare.
14100 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
14101 * stmt.c (is_body_block): Remove.
14102 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
14103 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
14105 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
14107 PR middle-end/39308
14108 * graphite.c (graphite_loop_normal_form): Do not call
14109 number_of_iterations_exit from a gcc_assert.
14111 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14113 * config/s390/s390.c (s390_swap_cmp): Look for conditional
14114 jumps if COND is NULL.
14115 (find_cond_jump): New function.
14116 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
14117 * config/s390/s390.md: Remove z10_cobra attribute value.
14119 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
14121 * config/alpha/alpha.h (alpha_expand_mov): Return false if
14122 force_const_mem returns NULL_RTX.
14124 2009-02-26 Jan Hubicka <jh@suse.cz>
14127 * cgraph.h (varpool_output_debug_info): Remove.
14128 * cgraphunit.c (varpool_output_debug_info): Remove.
14129 * dwarf2out.c (deferred_locations_struct): New struct
14130 (deferred_locations): New type.
14131 (deferred_locations_list): New static var.
14132 (deffer_location): New function.
14133 (gen_variable_die): Use it.
14134 (decls_for_scope): Output info on local static vars.
14135 (dwarf2out_finish): Process deferred locations.
14136 * varpool.c (varpool_output_debug_info): Remove.
14138 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
14140 PR rtl-optimization/39241
14141 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
14142 to subreg_offset_representable_p.
14144 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14146 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
14147 execute function prototype. Get f and nregs from max_reg_num
14148 and get_insns. Remove the first backward pass as it's dead,
14149 guard the forward pass by flag_expensive_optimizations.
14150 (rest_of_handle_regmove): Delete.
14151 (pass_regmove): Replace it with regmove_optimize.
14153 2009-02-25 Martin Jambor <mjambor@suse.cz>
14155 PR tree-optimization/39259
14156 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
14157 calls_alloca function flags.
14158 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
14159 calls are detected.
14161 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14163 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
14164 flags_set_1_rtx, flags_set_1_set): Delete.
14165 (regmove_optimize): Do not call mark_flags_life_zones.
14167 2009-02-24 Julian Brown <julian@codesourcery.com>
14170 * config/arm/arm.c (require_pic_register): Only set
14171 cfun->machine->pic_reg once per function.
14173 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
14175 * doc/invoke.texi (Link Options): Document an easier way to pass
14176 options that take arguments to the GNU linker using -Xlinker and -Wl.
14178 2009-02-24 Steve Ellcey <sje@cup.hp.com>
14181 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
14183 2009-02-24 Richard Guenther <rguenther@suse.de>
14186 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
14188 2009-02-24 Richard Guenther <rguenther@suse.de>
14189 Zdenek Dvorak <ook@ucw.cz>
14191 PR tree-optimization/39233
14192 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
14193 from converting them to a generic type.
14195 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
14197 PR tree-optimization/39260
14198 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
14199 contains a condition with a real type.
14200 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
14202 2009-02-23 Jason Merrill <jason@redhat.com>
14205 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
14206 narrowing_initializer_constant_valid_p.
14207 (narrowing_initializer_constant_valid_p): Don't return
14208 null_pointer_node for adding a pointer to itself.
14210 2009-02-23 Jan Hubicka <jh@suse.cz>
14213 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
14216 2009-02-23 Jan Hubicka <jh@suse.cz>
14218 PR tree-optimization/37709
14219 * tree.c (block_ultimate_origin): Move here from dwarf2out.
14220 * tree.h (block_ultimate_origin): Declare.
14221 * dwarf2out.c (block_ultimate_origin): Move to tree.c
14222 * tree-ssa-live.c (remove_unused_scope_block_p):
14223 Eliminate blocks containig no instructions nor live variables nor
14225 (dump_scope_block): New function.
14226 (remove_unused_locals): Enable removal of dead blocks by default;
14227 enable dumping at TDF_DETAILS.
14229 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14231 * config/i386/i386.c (classify_argument): Don't allow COImode
14233 (function_arg_advance_32): Don't allow OImode.
14234 (function_arg_32): Likewise.
14235 (function_value_32): Likewise.
14236 (return_in_memory_32): Likewise.
14237 (function_arg_64): Remove OImode comment.
14239 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14242 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14243 ix86_expand_vector_set for V4DImode in 64bit mode only.
14244 (ix86_expand_vector_init_one_var): Likewise.
14246 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
14248 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
14250 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14253 * loop-iv.c: Revert last change.
14254 * emit-rtl.c: Likewise.
14256 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14259 * config/i386/i386.c (type_natural_mode): Remove an extra
14260 space in the warning message.
14261 (function_value_32): Handle 32-byte vector modes.
14262 (return_in_memory_32): Likewise.
14264 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14266 * loop-iv.c (truncate_value): New function.
14267 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
14269 (lowpart_subreg): Move to...
14270 * emit-rtl.c: ...here.
14272 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
14274 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
14275 accidental and undocumented change at revision 140860.
14277 2009-02-21 Joseph Myers <joseph@codesourcery.com>
14279 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
14280 take gimple_seq * arguments.
14281 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
14282 types_compatible_p langhook.
14284 2009-02-20 Mark Mitchell <mark@codesourcery.com>
14285 Joseph Myers <joseph@codesourcery.com>
14287 * config/arm/arm.c (arm_builtin_va_list): New function.
14288 (arm_expand_builtin_va_start): Likewise.
14289 (arm_gimplify_va_arg_expr): Likewise.
14290 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
14291 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
14292 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
14293 (va_list_type): New variable.
14294 (arm_mangle_type): Mangle va_list_type appropriately.
14296 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14298 PR middle-end/39157
14299 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
14300 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
14301 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
14302 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
14303 parameter to 1000 for -O1 by default.
14304 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
14306 * loop-invariant.c: Include params.h.
14307 (move_loop_invariants): Don't call move_single_loop_invariants on
14310 2009-02-20 Jaka Mocnik <jaka@xlab.si>
14312 * calls.c (emit_library_call_value_1): Use slot_offset instead of
14313 offset when calculating bounds for indexing stack_usage_map. Fixes
14314 a buffer overflow with certain target setups.
14316 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14319 * calls.c (expand_call): Clear try_tail_call if caller and callee
14320 disagree in promotion of function return value.
14322 2009-02-19 Jakub Jelinek <jakub@redhat.com>
14325 * c-common.c (c_determine_visibility): If visibility changed and
14326 DECL_RTL has been already set, call make_decl_rtl to update symbol
14329 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
14332 * varasm.c (assemble_variable): Don't check DECL_NAME when
14333 globalizing a variable.
14335 2009-02-19 Joseph Myers <joseph@codesourcery.com>
14338 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
14339 expression before any __builtin_trap call.
14340 * c-typeck.c (build_function_call): Convert and check function
14341 arguments before generating a call to a trap. Evaluate the
14342 function arguments before the trap.
14344 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
14347 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
14348 (UNSPEC_FXAM_MEM): New unspec.
14349 (fxam<mode>2_i387_with_temp): New insn and split pattern.
14350 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
14351 memory using fxam<mode>2_i387_with_temp to remove excess precision.
14353 2009-02-19 Richard Guenther <rguenther@suse.de>
14355 PR tree-optimization/39207
14356 PR tree-optimization/39074
14357 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
14358 storedanything_tree): New.
14359 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
14360 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
14361 (build_succ_graph): Add edges from STOREDANYTHING to all
14363 (init_base_vars): Initialize STOREDANYTHING.
14364 (compute_points_to_sets): Free substitution info after
14365 building the succ graph.
14366 (ipa_pta_execute): Likewise.
14368 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
14370 (do_ds_constraint): Do not add to special var or non-pointer
14372 (type_could_have_pointers): Split out from ...
14373 (could_have_pointers): ... here. For arrays use the element type.
14374 (create_variable_info_for): Initialize may_have_pointers.
14375 (new_var_info): Likewise.
14376 (handle_lhs_call): Make the HEAP variable unknown-sized.
14377 (intra_create_variable_infos): Use a type with pointers for
14378 PARM_NOALIAS, make it unknown-sized.
14380 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
14383 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
14385 2009-02-18 Jason Merrill <jason@redhat.com>
14388 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
14389 value if DECL_EXTERNAL.
14390 * tree-sra.c (sra_walk_gimple_assign): Likewise.
14391 * target.h (gcc_target::binds_local_p): Clarify "module".
14392 * tree.h (TREE_PUBLIC): Clarify "module".
14394 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
14397 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
14398 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
14400 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
14403 * c.opt (Wabi): Support C and ObjC.
14406 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
14408 * config/i386/i386.c (classify_argument): Warn once about the ABI
14409 change when passing union with long double.
14411 * doc/invoke.texi: Update -Wabi for warning psABI changes.
14413 2009-02-18 Joseph Myers <joseph@codesourcery.com>
14416 * c-parser.c (c_parser_compound_statement): Always enter and leave
14419 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14422 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
14424 2009-02-18 Jakub Jelinek <jakub@redhat.com>
14426 PR tree-optimization/36922
14427 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
14428 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
14431 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14433 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
14436 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14438 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
14440 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14442 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
14445 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
14446 Richard Sandiford <rdsandiford@googlemail.com>
14448 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
14449 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
14450 (loongson_biadd): ...this.
14452 2009-02-17 Richard Guenther <rguenther@suse.de>
14454 PR tree-optimization/39202
14455 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
14456 a var make sure to follow existing collapses.
14458 2009-02-17 Richard Guenther <rguenther@suse.de>
14460 PR middle-end/39214
14461 * langhooks.c (lhd_print_error_function): Check for NULL block.
14463 2009-02-17 Richard Guenther <rguenther@suse.de>
14465 PR tree-optimization/39204
14466 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
14469 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
14471 * config/soft-fp/double.h: Update from glibc CVS.
14473 2009-02-17 Richard Guenther <rguenther@suse.de>
14475 PR tree-optimization/39207
14476 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
14477 strict-aliasing warnings for pointers pointing to NULL.
14479 2009-02-16 Joseph Myers <joseph@codesourcery.com>
14482 * c-parser.c (c_parser_braced_init): Call pop_init_level when
14483 skipping until next close brace.
14485 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
14488 * config/i386/i386.c (ix86_expand_push): Set memory alignment
14489 to function argument boundary.
14491 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14493 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
14494 in the lea_add. Reload eventually constraints it properly.
14495 * config/picochip/constraints.md: Remove the target constraint
14496 "b", since it is not needed anymore.
14498 2009-02-16 Jakub Jelinek <jakub@redhat.com>
14500 * gthr-dce.h: Uglify function parameter and local variable names.
14501 * gthr-gnat.h: Likewise.
14502 * gthr-mipssde.h: Likewise.
14503 * gthr-nks.h: Likewise.
14504 * gthr-posix95.h: Likewise.
14505 * gthr-posix.h: Likewise.
14506 * gthr-rtems.h: Likewise.
14507 * gthr-single.h: Likewise.
14508 * gthr-solaris.h: Likewise.
14509 * gthr-tpf.h: Likewise.
14510 * gthr-vxworks.h: Likewise.
14511 * gthr-win32.h: Likewise.
14513 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
14516 * config/i386/i386.md: Restrict the new peephole2 to move
14517 between MMX/SSE registers.
14519 2009-02-15 Richard Guenther <rguenther@suse.de>
14522 2009-02-13 Richard Guenther <rguenther@suse.de>
14524 * configure.ac: Enable LFS.
14525 * configure: Re-generate.
14526 * config.in: Likewise.
14528 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14530 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
14531 spu_srqwbyte, spu_srqwbytebc): Define.
14532 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
14533 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
14534 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
14535 "shrqby_<mode>"): New insn-and-split patterns.
14536 * config/spu/spu.c (expand_builtin_args): Determine and return
14537 number of operands using spu_builtin_description data.
14538 (spu_expand_builtin_1): Use it.
14540 2009-02-13 Steve Ellcey <sje@cup.hp.com>
14543 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
14546 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14549 * config/i386/i386.c (override_options): Correct warning
14550 messages for -malign-loops, -malign-jumps and -malign-functions.
14552 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14555 * config/i386/i386.md: Restrict the new peephole2 to move
14556 between the general purpose registers.
14558 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14561 * config/i386/i386.c (type_natural_mode): Add a new argument.
14562 Return the original mode and warn ABI change if vector size is 32byte.
14563 (function_arg_advance): Updated.
14564 (function_arg): Likewise.
14565 (ix86_function_value): Likewise.
14566 (ix86_return_in_memory): Likewise.
14567 (ix86_sol10_return_in_memory): Likewise.
14568 (ix86_gimplify_va_arg): Likewise.
14569 (function_arg_32): Don't warn ABX ABI change here.
14570 (function_arg_64): Likewise.
14572 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
14574 * loop-iv.c (implies_p): In the final case, test that operands 0
14575 of the two comparisons match.
14577 * config/bfin/bfin.c (find_prev_insn_start): New function.
14578 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
14579 (find_next_insn_start): Move.
14581 2009-02-13 Richard Guenther <rguenther@suse.de>
14583 * configure.ac: Enable LFS.
14584 * configure: Re-generate.
14585 * config.in: Likewise.
14587 2009-02-13 Joseph Myers <joseph@codesourcery.com>
14590 * c-parser.c (c_parser_parms_list_declarator): Discard pending
14591 sizes on syntax error after some arguments have been parsed.
14593 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14595 * doc/invoke.texi (-fira): Remove.
14597 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14599 * caller-save.c: Replace regclass.c with reginfo.c in comments.
14600 * recog.c: Likewise.
14603 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
14605 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
14606 (umul_ppmm): Likewise.
14607 (count_leading_zeros): Likewise.
14608 (count_trailing_zeros): Likewise.
14609 (UMUL_TIME): Likewise.
14611 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14613 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
14614 soft-fp/t-softfp to tmake_file.
14616 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
14617 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
14618 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
14619 IA64_BUILTIN_INFQ]: New.
14620 (ia64_init_builtins): Initialize __builtin_infq,
14621 __builtin_fabsq and __builtin_copysignq if not HPUX.
14622 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
14623 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
14625 * config/ia64/lib1funcs.asm (__divtf3): Define only if
14627 (__fixtfti): Likewise.
14628 (__fixunstfti): Likewise.
14629 (__floattitf): Likewise.
14631 * config/ia64/libgcc-glibc.ver: New.
14632 * config/ia64/t-fprules-softfp: Likewise.
14633 * config/ia64/sfp-machine.h: Likewise.
14635 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
14636 (LIBGCC2_TF_CEXT): Likewise.
14637 (TF_SIZE): Likewise.
14638 (TARGET_INIT_LIBFUNCS): Likewise.
14640 * config/ia64/t-glibc (SHLINB_MAPFILES):
14641 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
14643 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14645 * config/i386/i386.c (construct_container): Rewrite processing
14646 BLKmode with X86_64_SSE_CLASS.
14648 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
14651 * config/i386/i386.md: Replace simplify_replace_rtx with
14652 replace_rtx in the new peephole2.
14654 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
14656 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
14657 loop unrolling do not happen at -O2.
14659 2009-02-12 Michael Matz <matz@suse.de>
14661 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
14663 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14665 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
14668 2009-02-12 Ben Elliston <bje@au.ibm.com>
14670 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
14671 patterns when updating the back chain. Missed in the 2009-02-10
14674 2009-02-11 Janis Johnson <janis187@us.ibm.com>
14676 * doc/extend.texi (Decimal Floating Types): Update identifier of
14677 draft TR and list of missing support.
14679 2009-02-11 Jakub Jelinek <jakub@redhat.com>
14681 PR middle-end/39154
14682 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
14683 bit to variable length decl's flags, add it also to its
14684 pointer replacement variable.
14686 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
14687 Jakub Jelinek <jakub@redhat.com>
14690 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
14691 (memory_blockage): New expander.
14692 (*memory_blockage): New insn pattern.
14693 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
14694 instead of general blockage at the end of function prologue when
14695 frame pointer is used to access red zone area. Do not emit blockage
14696 when profiling, it is emitted in generic code.
14697 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
14698 function epilogue when frame pointer is used to access red zone area.
14700 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
14703 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
14704 by arithmetic with memory operands.
14705 * config/i386/predicates.md (commutative_operator): New.
14707 2009-02-10 Janis Johnson <janis187@us.ibm.com>
14709 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
14712 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
14714 * alias.h (record_alias_subset): Declare.
14715 * alias.c (record_alias_subset): Make global.
14717 2009-02-10 Nick Clifton <nickc@redhat.com>
14719 * tree-parloops.c: Change license to GPLv3.
14720 * ipa-struct-reorg.c: Change license to GPLv3.
14721 * ipa-struct-reorg.h: Change license to GPLv3.
14723 2009-02-10 Steve Ellcey <sje@cup.hp.com>
14726 * c-decl.c (start_struct): Return NULL on error.
14728 2009-02-10 Jakub Jelinek <jakub@redhat.com>
14730 PR middle-end/39124
14731 * cfgloopmanip.c (remove_path): Call remove_bbs after
14732 cancel_loop_tree, not before it.
14735 * function.h (struct function): Add has_local_explicit_reg_vars bit.
14736 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
14737 VAR_DECLs were seen.
14738 * tree-ssa-live.c (remove_unused_locals): Recompute
14739 cfun->has_local_explicit_reg_vars.
14740 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
14741 copies or clearings if cfun->has_local_explicit_reg_vars.
14743 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/i386.c (expand_prologue): Emit blockage at the end
14747 of function prologue when frame pointer is used to access
14750 2009-02-10 Richard Guenther <rguenther@suse.de>
14752 PR middle-end/39127
14753 * gimplify.c (gimple_regimplify_operands): Always look if
14754 we need to create a temporary.
14756 2009-02-10 Richard Guenther <rguenther@suse.de>
14758 PR tree-optimization/39132
14759 * tree-loop-distribution.c (todo): New global var.
14760 (generate_memset_zero): Trigger TODO_rebuild_alias.
14761 (tree_loop_distribution): Return todo.
14763 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
14766 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
14767 (x86_64_reg_class_name): Removed.
14768 (classify_argument): Return 0 if bytes > 32. Return 0 if the
14769 first one isn't X86_64_SSE_CLASS or any other ones aren't
14770 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
14771 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
14772 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
14773 and 3 X86_64_SSEUP_CLASS.
14774 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
14775 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
14777 2009-02-10 Ben Elliston <bje@au.ibm.com>
14779 * config/rs6000/rs6000.md (allocate_stack): Always use an update
14780 form instruction to update the stack back chain word, even if the
14781 user has disabled the generation of update instructions.
14782 (movdi_<mode>_update_stack): New.
14783 (movsi_update_stack): Likewise.
14784 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
14785 always use an update form instruction to update the stack back
14788 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
14790 PR middle-end/38953
14791 * graphite.c (if_region_set_false_region): After moving a region in
14792 the false branch of a condition, remove the empty dummy basic block.
14793 (gloog): Remove wrong fix for PR38953.
14795 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14797 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
14798 generation due to implicit sign extension.
14800 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
14802 PR middle-end/38981
14803 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
14804 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
14806 2009-02-09 Richard Guenther <rguenther@suse.de>
14808 PR middle-end/35202
14809 * convert.c (convert_to_real): Disable (float)fn((double)x)
14810 to fnf(x) conversion if errno differences may occur and
14811 -fmath-errno is set.
14813 2009-02-07 Anatoly Sokolov <aesok@post.ru>
14815 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
14816 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14817 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14819 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14822 * c-common.c (handle_alias_attribute): Disallow attribute for
14823 anything not a FUNCTION_DECL or VAR_DECL.
14825 2009-02-06 Janis Johnson <janis187@us.ibm.com>
14828 * real.c (do_compare): Special-case compare of zero against
14829 decimal float value.
14831 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14834 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
14835 as indicating flexible array members unless the field itself is
14836 being declarared as the incomplete array.
14838 2009-02-06 Jan Hubicka <jh@suse.cz>
14840 PR tree-optimization/38844
14841 * ipa-inline.c (try_inline): Stop inlining recursion when edge
14842 is already inlined.
14844 2009-02-06 Richard Guenther <rguenther@suse.de>
14846 PR middle-end/38977
14847 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
14848 fork because we may expand it as __gcov_fork.
14850 2009-02-06 Nick Clifton <nickc@redhat.com>
14852 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
14854 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
14856 PR tree-optimization/35659
14857 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
14858 vn_phi_eq): Shortcut if hashcode does not match.
14859 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
14861 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
14862 and avoid iterative_hash_expr.
14863 (FOR_EACH_VALUE_ID_IN_SET): New.
14864 (value_id_compare): Remove.
14865 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
14866 sort expressions by value id.
14868 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
14871 * config/sh/predicates.md (general_movsrc_operand): Don't check
14872 the subreg of system registers here.
14874 2009-02-05 Jakub Jelinek <jakub@redhat.com>
14877 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
14878 on the copied decl.
14880 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
14882 PR rtl-optimization/39110
14883 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
14884 addresses, not aligned ones.
14886 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
14887 Richard Guenther <rguenther@suse.de>
14889 PR tree-optimization/39100
14890 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
14891 comment says and add edges.
14893 2009-02-05 Joseph Myers <joseph@codesourcery.com>
14896 * c-common.c (handle_tls_model_attribute): Ignore attribute for
14897 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
14899 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
14901 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
14902 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
14903 register_bb_in_sese, new_sese, free_sese): Moved.
14904 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
14905 outermost_loop_in_scop, build_scop_iteration_domain,
14906 expand_scalar_variables_ssa_name, get_vdef_before_scop,
14907 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
14908 Use loop_in_sese_p instead of loop_in_scop_p.
14909 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
14910 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
14911 (scopdet_basic_block_info): Fix bug in scop detection.
14912 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
14913 eq_loop_to_cloog_loop): Remove.
14914 (nb_loops_around_loop_in_scop, nb_loop
14915 ref_nb_loops): Moved here...
14916 * graphite.h (ref_nb_loops): ... from here.
14917 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
14918 (loop_domain_dim, loop_iteration_vector_dim): Remove.
14919 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
14920 * testsuite/gcc.dg/graphite/scop-19.c: New
14922 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
14923 Hans-Peter Nilsson <hp@axis.com>
14925 PR rtl-optimization/37889
14926 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
14927 Move offset handling from PLUS to before the switch. Use new
14928 arguments when considering SYMBOL_REFs too.
14929 (rtx_addr_can_trap_p): Pass dummy offset and size.
14930 (enum may_trap_p_flags): Remove.
14931 (may_trap_p_1): Pass size from MEM_SIZE.
14933 PR rtl-optimization/38921
14934 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
14935 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
14936 * rtlanal.c (may_trap_after_code_motion_p): Delete.
14937 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
14939 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
14941 AVX Programming Reference (January, 2009)
14942 * config/i386/sse.md (*vpclmulqdq): New.
14944 2009-02-04 Jakub Jelinek <jakub@redhat.com>
14946 PR tree-optimization/38977
14947 PR gcov-profile/38292
14948 * calls.c (special_function_p): Disregard __builtin_ prefix.
14950 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
14952 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
14953 non-indexable addresses even before reload.
14955 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14958 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
14959 as having variable size. Do not give an error for unnamed
14960 parameters with [*] declarators. Give a warning for type names
14961 with [*] declarators and mark them as variable size.
14962 * c-parser.c (c_parser_sizeof_expression): Do not give an error
14963 for sizeof applied to [*] type names.
14965 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14968 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
14970 2009-02-03 Jakub Jelinek <jakub@redhat.com>
14972 * gcc.c (process_command): Update copyright notice dates.
14973 * gcov.c (print_version): Likewise.
14974 * gcov-dump.c (print_version): Likewise.
14975 * mips-tfile.c (main): Likewise.
14976 * mips-tdump.c (main): Likewise.
14978 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14981 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
14982 for composite type involving a zero-length array type.
14984 2009-02-03 Jakub Jelinek <jakub@redhat.com>
14987 * function.c (match_asm_constraints_1): Skip over
14988 initial optional % in the constraint.
14990 PR inline-asm/39059
14991 * c-parser.c (c_parser_postfix_expression): If fixed point is not
14992 supported, don't accept FIXED_CSTs.
14993 * c-decl.c (finish_declspecs): Error if fixed point is not supported
14994 and _Sat is used without _Fract/_Accum. Set specs->type to
14995 integer_type_node for cts_fract/cts_accum if fixed point is not
14998 2009-02-02 Catherine Moore <clm@codesourcery.com>
15000 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15002 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15004 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15005 (ABI_HAS_64BIT_SYMBOLS): Use it.
15006 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15008 2009-02-02 Paul Brook <paul@codesourcery.com>
15010 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15012 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15014 PR inline-asm/39058
15015 * recog.h (asm_operand_ok): Add constraints argument.
15016 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15017 recurse on matching constraint.
15018 (check_asm_operands): Pass constraints as 3rd argument to
15019 asm_operand_ok. Don't look up matching constraint here.
15020 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15023 2009-02-02 Ben Elliston <bje@au.ibm.com>
15025 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15026 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15028 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15030 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15031 information. Remove some obsolete information. Reorganize.
15033 * config/pa/fptr.c: Revert license to GPL 2.
15034 * config/pa/milli64.S: Likewise.
15036 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15039 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15040 LIBRARY name in, instead of hard-coding it.
15041 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15042 extra target make frag to tmake_files according to EH model.
15043 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15044 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15045 frags that define makefile variable EH_MODEL appropriately.
15046 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15047 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15048 to "-sjlj" according to type of EH configured.
15049 (LIBGCC_SONAME): Concatenate it to shared library base name.
15050 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15051 to "_sjlj" according to type of EH configured.
15052 (LIBGCC_SONAME): Concatenate it to shared library base name.
15053 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15054 (SHLIB_LINK): Add missing semicolon to if-else construct.
15055 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15056 string value of "pe_dll" command-line option.
15057 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15058 (SHLIB_SONAME): Use it when overriding t-cygming default.
15059 (SHLIB_IMPLIB): Override t-cygming default.
15060 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15061 string value of "pe_dll" command-line option.
15063 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15066 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15067 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15069 2009-01-31 Richard Guenther <rguenther@suse.de>
15071 PR tree-optimization/38937
15072 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15073 computing the transitive closure.
15075 2009-01-30 Richard Guenther <rguenther@suse.de>
15077 PR tree-optimization/39041
15078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15079 Propagate variable indices only if the types match for this stmt.
15081 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15084 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15085 inline but never defined.
15087 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
15089 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
15090 (*insv_h_di_reg_extimm): New insn.
15091 (*insv_l<mode>_reg_extimm): New insn.
15093 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15095 * config/picochip/picochip.c (flag_conserve_stack): set
15096 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
15097 fconserve-stack. Reduce call-overhead used by inliner.
15099 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15102 * common.opt (flag_conserve_stack): Initialised to zero.
15104 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
15107 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
15108 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
15111 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
15113 * ira-color.c (allocno_reload_assign): Update comments.
15114 * regmove.c (regmove_optimize): Likewise.
15118 2009-01-29 Robert Millan <rmh@aybabtu.com>
15120 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
15121 * config/i386/kopensolaris-gnu.h: New file. Undefine
15122 `MD_UNWIND_SUPPORT'.
15123 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15125 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
15127 PR tree-optimization/39007
15128 * tree-loop-distribution.c (generate_builtin): Use
15129 recompute_dominator to compute the immediate dominator of the
15130 basic block just after the loop.
15132 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15134 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
15135 (ASM_OUTPUT_DWARF_PCREL): Define.
15137 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
15139 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
15140 * doc/passes.texi: Remove entries about regclass, local-alloc, and
15141 global. Modify entries about regmove and IRA.
15143 * ra-conflict.c: Remove the file.
15145 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
15147 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
15148 (pass_regclass_init): Rename to pass_reginfo_init.
15150 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
15152 * toplev.h (flag_ira): Remove.
15154 * caller-save.c (setup_save_areas): Remove flag_ira.
15156 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
15158 * global.c: Remove the file.
15160 * opts.c (decode_options): Remove flag_ira.
15162 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
15164 * regmove.c: Modify file description.
15165 (find_use_as_address, try_auto_increment): Define them only if
15166 AUTO_INC_DEC is defined.
15167 (replacement_quality, replace_in_call_usage, fixup_match_1,
15168 stable_and_no_regs_but_for_p): Remove.
15169 (reg_set_in_bb): Make it static.
15170 (regmove_optimize): Remove flag_ira and code which worked for
15173 * local-alloc.c: Remove the file.
15175 * common.opt (fira): Remove.
15177 * ira.c: Include except.h.
15178 (eliminable_regset): Move from global.c.
15179 (mark_elimination): Ditto. Remove flag_ira.
15180 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
15181 equiv_mem_modified, validate_equiv_mem_from_store,
15182 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
15183 contains_replace_regs, memref_referenced_p, memref_used_between_p,
15184 no_equiv, recorded_label_ref): Move from local-alloc.c.
15185 (update_equiv_regs): Ditto. Make it static.
15186 (print_insn_chain, print_insn_chains): Move it from global.c.
15187 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
15188 (build_insn_chain): Ditto. Make it static.
15189 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
15190 Rename to init_live_subregs.
15191 (gate_ira): Remove flag_ira.
15193 * regclass.c: Rename reginfo.c. Change file description.
15194 (FORBIDDEN_INC_DEC_CLASSES): Remove.
15195 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
15196 (init_reg_sets_1): Remove code for evaluation of
15197 reg_class_superclasses and losing_caller_save_reg_set.
15198 (init_regs): Remove init_reg_autoinc.
15199 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
15200 ok_for_base_p_nonstrict): Remove.
15201 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
15202 (pass_regclass_init): Rename to pass_reginfo_init. Modify
15203 corresponding entries.
15204 (dump_regclass, record_operand_costs, scan_one_insn,
15205 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
15206 record_address_regs, auto_inc_dec_reg_p): Remove.
15207 (gt-regclass.h): Rename to gt-reginfo.h.
15209 * rtl.h (dump_global_regs, retry_global_alloc,
15210 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
15212 * Makefile.in (RA_H): Remove.
15213 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
15214 Rename regclass.o to reginfo.o.
15215 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
15217 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
15218 (GTFILES): Rename regclass.c to reginfo.c.
15220 * passes.c (init_optimization_passes): Remove pass_local_alloc and
15221 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
15223 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15224 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
15226 (finish_spills): Ditto. Remove code for !flag_ira.
15228 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
15230 PR middle-end/35854
15231 * doc/invoke.texi (rtl debug options): Complete rewrite.
15232 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
15234 * mode-switching.c (pass_mode_switching): Rename pass from
15235 "mode-sw" to "mode_sw".
15236 * except.c (pass_convert_to_eh_ranges): Rename pass from
15237 "eh-ranges" to "eh_ranges".
15238 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
15242 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
15243 Alexander Monakov <amonakov@ispras.ru>
15245 PR middle-end/38857
15246 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
15248 (move_exprs_to_boundary): Change return type and pass through
15249 should_move from move_op. Relax assert. Update usage ...
15250 (schedule_expr_on_boundary): ... here. Use should_move instead of
15252 (move_op_orig_expr_found): Indicate that insn was disconnected from
15254 (code_motion_process_successors): Do not call after_merge_succs
15255 callback if original expression was not found when traversing any of
15257 (code_motion_path_driver): Change return type. Update prototype.
15258 (move_op): Update comment. Add a new parameter (should_move). Update
15259 prototype. Set *should_move based on indication provided by
15260 move_op_orig_expr_found.
15262 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
15264 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
15265 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
15266 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
15267 * config/rs6000/rs6000.c (rs6000_override_options): Default
15268 avoid-indexed-addresses on for Power6, off for everything else.
15269 (avoiding_indexed_address_p): New function.
15270 (rs6000_legitimize_address): Use it.
15271 (rs6000_legitimate_address): Likewise.
15272 * config/rs6000/rs6000.md (movXX_updateX): Likewise
15274 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
15276 PR tree-optimization/38997
15277 * tree-loop-distribution.c (generate_memset_zero): Use
15278 POINTER_PLUS_EXPR for a pointer addition.
15280 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
15282 * config/s390/s390.md (bswap<mode>2): New pattern added.
15284 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15286 * config/s390/s390.md (*tls_load_31): Added type attribute.
15288 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15290 * config/s390/s390.md: Fix a few comments.
15292 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15294 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
15295 (*tm<mode>_full): Fixed z10prop attribute.
15296 (*tst<mode>_extimm): Fixed z10prop attribute.
15297 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
15298 (*tstqiCCT_cconly): Fixed z10prop attribute.
15299 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
15300 (*movsi_larl): Fixed z10prop attribute.
15301 (*movsi_zarch): Fixed z10prop attribute.
15302 (*movsi_eas): Fixed z10prop attribute.
15303 (*movhi): Fixed z10prop attribute.
15304 (*movqi): Fixed z10prop attribute.
15305 (*movstrictqi): Fixed z10prop attribute.
15306 (*mov<mode>): Fixed z10prop attribute.
15307 (*movcc): Fixed z10prop attribute.
15308 (*sethighpartdi_64): Fixed z10prop attribute.
15309 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
15310 (*negdi2_sign_cc): Fixed z10prop attribute.
15311 (*negdi2_sign): Fixed z10prop attribute.
15312 (*absdi2_sign_cc): Fixed z10prop attribute.
15313 (*absdi2_sign): Fixed z10prop attribute.
15314 (*negabsdi2_sign_cc): Fixed z10prop attribute.
15315 (*negabsdi2_sign): Fixed z10prop attribute.
15316 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
15317 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
15318 (doloop_si64): Fixed z10prop attribute.
15319 (doloop_si31): Fixed z10prop attribute.
15320 (doloop_long): Fixed z10prop attribute.
15321 (indirect_jump): Fixed z10prop attribute.
15322 (nop): Fixed z10prop attribute.
15323 (main_base_64): Fixed z10prop attribute.
15324 (reload_base_64): Fixed z10prop attribute.
15326 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15328 PR rtl-optimization/38740
15329 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
15331 * config/mips/mips.c (mips_reorg): Likewise.
15333 2009-01-28 Richard Guenther <rguenther@suse.de>
15335 PR tree-optimization/38926
15336 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
15337 with the correct value id to a value.
15338 (do_regular_insertion): Use the value number of edoubleprime
15339 for the value number of the expr.
15342 2008-08-21 Richard Guenther <rguenther@suse.de>
15344 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
15345 a PHI ask VN if it is already available.
15346 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
15347 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
15349 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15351 PR middle-end/38934
15352 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
15353 set to varying whenever max has TREE_OVERFLOW set, similarly
15354 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
15356 2009-01-28 Richard Guenther <rguenther@suse.de>
15358 PR middle-end/38908
15359 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
15360 uninitialized aggregate uses in call arguments.
15362 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
15364 PR tree-optimization/38984
15365 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
15366 the nothing_id variable if -fno-delete-null-pointer-checks.
15368 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
15371 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
15372 (set_got_offset_rex64): Ditto.
15374 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
15377 * doc/extend.texi: Improve local variable with asm reg.
15379 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
15381 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
15382 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
15383 was not supplied then set warn_packed_bitfield_compat to the
15384 default value of 1.
15385 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
15388 2009-01-27 Richard Guenther <rguenther@suse.de>
15390 PR tree-optimization/38503
15391 * cfgexpand.c (expand_gimple_basic_block): Ignore
15392 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
15393 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
15394 variables that cannot have TBAA applied.
15395 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
15398 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
15400 PR middle-end/38969
15401 * calls.c (initialize_argument_information): Do not wrap complex
15402 arguments in SAVE_EXPR.
15404 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
15406 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
15407 (INSTALL_LIBGCC): Revert typo commit.
15409 2009-01-26 Richard Guenther <rguenther@suse.de>
15411 PR tree-optimization/38745
15412 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
15413 from special handling.
15415 2009-01-26 Richard Guenther <rguenther@suse.de>
15417 PR tree-optimization/38745
15418 * tree-ssa.c (execute_update_addresses_taken): Do not include
15419 variables that cannot possibly be a register in not_reg_needs.
15420 Do not clear TREE_ADDRESSABLE on vars that may not become
15422 * tree-ssa.c (update_alias_info_1): Include those in the set
15423 of addressable vars.
15425 2009-01-26 Richard Guenther <rguenther@suse.de>
15427 PR middle-end/38851
15428 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
15429 * tree-ssa-dse.c: Include langhooks.h
15430 (execute_simple_dse): Remove stores with zero size.
15432 2009-01-24 Jakub Jelinek <jakub@redhat.com>
15435 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
15438 2009-01-24 Julian Brown <julian@codesourcery.com>
15440 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
15441 config/arm/linux-atomic.c.
15442 * config/arm/linux-atomic.c: New.
15444 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
15446 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
15447 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
15448 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
15450 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
15453 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
15456 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
15458 PR tree-optimization/38953
15459 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
15460 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
15461 (gloog): Split the exit of the scop when the scop exit is a loop exit.
15462 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
15465 2009-01-24 Paul Brook <paul@codesourcery.com>
15467 * config/arm/neon.md (neon_type): Move to arm.md.
15468 (neon_mov<VSTRUCT>): Add neon_type attribute.
15469 * config/arm/arm.md (neon_type): Move to here.
15470 (conds): Add "unconditioal" and use as default for NEON insns.
15472 2009-01-24 Ben Elliston <bje@au.ibm.com>
15474 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
15475 void *' warning from -Wc++-compat.
15476 * Makefile.in (dominance.o-warn): Remove.
15478 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
15480 PR tree-optimization/38932
15481 * fold-const.c (fold_unary_ignore_overflow): New.
15482 * tree.h (fold_unary_ignore_overflow): Declare.
15483 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
15484 * tree-ssa-sccvn.c (visit_reference_op_load,
15485 simplify_unary_expression): Likewise.
15487 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
15489 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
15490 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
15491 regardless of their type.
15492 * c-common.c (handle_packed_attribute): Don't ignore packed on
15494 * c.opt (Wpacked-bitfield-compat): New warning option.
15495 * stor-layout.c (place_field): Warn if offset of a field changed.
15496 * doc/extend.texi (packed): Mention the ABI change.
15497 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
15498 (Warning Options): Add it to the list.
15500 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
15502 * c-opts.c (c_common_post_options): Fix a typo in comments.
15504 2009-01-22 Steve Ellcey <sje@cup.hp.com>
15506 PR middle-end/38615
15507 * gimplify.c (gimplify_init_constructor): Fix promotion of const
15508 variables to static.
15509 * doc/invoke.texi (-fmerge-all-constants): Update description.
15511 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
15514 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
15515 (*movdi_1_rex64): Use type "mmx" for alternative 5.
15517 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
15519 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
15521 (LOCAL_ALIGNMENT): Similarly.
15523 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15524 Joseph Myers <joseph@codesourcery.com>
15526 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
15527 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
15528 * config/arm/arm-tune.md: Regenerate.
15529 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
15532 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15534 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
15535 version number to five.
15537 2009-01-22 Dodji Seketeli <dodji@redhat.com>
15540 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
15541 * c-common.c (set_underlying_type): Likewise.
15542 (is_typedef_decl ): Likewise
15544 (set_underlying_type): Likewise.
15545 (is_typedef_type): Likewise.
15547 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
15549 PR middle-end/38587
15550 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
15553 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
15556 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
15557 (LIBGCC_SPEC): Don't define.
15558 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
15560 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
15562 PR rtl-optimization/38879
15563 * alias.c (base_alias_check): Unaligned access via AND address can
15564 alias all surrounding object types except those with sizes equal
15565 or wider than the size of unaligned access.
15567 2009-01-21 Dodji Seketeli <dodji@redhat.com>
15570 * c-decl.c (clone_underlying_type): Move this ...
15571 * c-common.c (set_underlying_type): ... here.
15572 Also, make sure the function properly sets TYPE_STUB_DECL() on
15573 the newly created typedef variant type.
15574 (is_typedef_decl ): New entry point.
15575 * tree.h: Added a new member member_types_needing_access_check to
15576 struct tree_decl_non_common.
15577 (set_underlying_type): New entry point.
15578 (is_typedef_type): Likewise.
15580 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
15582 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
15583 Check whether two instructions have memory references that
15584 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
15585 are helper functions for traversing.
15586 * alias.h (insn_alias_sets_confilict_p): New prototypes.
15587 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
15588 not to draw dependency edge for instructions with non-conflicting
15591 2009-01-20 Joseph Myers <joseph@codesourcery.com>
15594 * longlong.h: Update copyright years. Use soft-fp license notice.
15595 Sync __clz_tab declaration with glibc.
15597 2009-01-20 Steve Ellcey <sje@cup.hp.com>
15600 * doc/extend.texi (syscall_linkage): New.
15601 (version_id): Modify.
15603 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
15604 Richard Guenther <rguenther@suse.de>
15606 PR tree-optimization/38747
15607 PR tree-optimization/38748
15608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
15609 conversion if the base address is an indirect reference and the
15610 aliasing sets could cause issues.
15612 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15614 * common.opt (fgraphite, fgraphite-identity): Add comment for
15615 explaining why these options are not documented.
15617 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15619 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
15620 gimple_call_lhs is NULL.
15622 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
15625 * emit-rtl.c (adjust_address_1): Make sure memref is never
15628 2009-01-20 Ben Elliston <bje@au.ibm.com>
15630 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15631 const qualifier from arg parameter. Remove unnecessary cast to char *.
15632 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15633 const qualifier from arg 2.
15635 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
15637 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
15639 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
15642 * rtl.h (reinit_regs): New prototype.
15643 * regclass.c: Include ira.h.
15644 (reinit_regs): New.
15645 * Makefile.in (regclass.o): Add ira.h.
15646 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
15648 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
15651 * c-common.c (handle_aligned_attribute): Use
15652 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
15653 default alignment value.
15655 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
15657 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
15658 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
15660 * doc/extend.texi: Update __attribute__ ((aligned)). Document
15661 __BIGGEST_ALIGNMENT__.
15663 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
15665 2009-01-18 Richard Guenther <rguenther@suse.de>
15667 PR tree-optimization/38819
15668 * tree-flow.h (operation_could_trap_helper_p): Declare.
15669 * tree-eh.c (operation_could_trap_helper_p): Export.
15670 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
15671 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
15672 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
15673 are about to insert a possibly trapping instruction and fail
15676 2009-01-18 Andreas Schwab <schwab@suse.de>
15678 * doc/install.texi (Configuration): Remove obsolete paragraph
15679 about use of --with-gnu-ld with --with-gnu-as.
15681 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
15683 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
15684 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
15685 Follow spelling conventions.
15687 2009-01-18 Ben Elliston <bje@au.ibm.com>
15689 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
15690 C++ warning about implicit conversion from void * to struct
15692 (bitmap_obstack_free): Likewise for bitmap_element *.
15693 * Makefile.in (bitmap.o-warn): Remove.
15695 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
15697 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
15699 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
15700 Tobias Grosser <tobi.grosser@amd.com>
15702 * graphite.c (graphite_trans_scop_block): Do not block single
15705 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
15707 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
15708 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
15709 test with assertion.
15711 2009-01-16 Richard Guenther <rguenther@suse.de>
15713 PR tree-optimization/38835
15714 PR middle-end/36227
15715 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
15716 and INT + PTR -> (INT)(PTR p+ INT) folding.
15717 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
15719 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
15722 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
15723 the subreg from a lowpart subreg if it is also casting the value.
15725 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15726 Tobias Grosser <tobi.grosser@amd.com>
15728 * graphite.c (compare_prefix_loops): New.
15729 (build_scop_canonical_schedules): Rewritten.
15730 (graphite_transform_loops): Move build_scop_canonical_schedules
15731 after build_scop_iteration_domain.
15733 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15734 Tobias Grosser <tobi.grosser@amd.com>
15736 * graphite.c (add_conditions_to_domain): Add the loops to
15737 the dimension of the iteration domain. Do copy the domain
15738 only when it exists.
15739 (build_scop_conditions_1): Do not call add_conditions_to_domain.
15740 (add_conditions_to_constraints): New.
15741 (can_generate_code_stmt, can_generate_code): Removed.
15742 (gloog): Do not call can_generate_code.
15743 (graphite_transform_loops): Call add_conditions_to_constraints
15744 after building the iteration domain.
15746 2009-01-16 Jakub Jelinek <jakub@redhat.com>
15748 PR tree-optimization/38789
15749 * tree-ssa-threadedge.c
15750 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15751 __builtin_constant_p.
15753 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15755 * dce.c (delete_unmarked_insns): Reversed the order that insns are
15756 examined before deleting them.
15758 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
15760 * function.c (aggregate_value_p): Correctly extract the function
15761 type from CALL_EXPR_FN lookup.
15763 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15765 * config/picochip/picochip.c (picochip_override_options): Revert
15766 CFI asm flag disable commited previously.
15768 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
15769 Tobias Grosser <tobi.grosser@amd.com>
15770 Jan Sjodin <jan.sjodin@amd.com>
15772 * graphite.c (scan_tree_for_params): On substractions negate
15773 all the coefficients of the term.
15774 (clast_to_gcc_expression_red): New. Handle reduction expressions
15775 of more than two operands.
15776 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
15777 (get_vdef_before_scop): Handle also the case of default definitions.
15779 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
15781 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
15782 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
15783 Also use them when walking CALL_INSN_FUNCTION_USAGE.
15785 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
15786 Joey Ye <joey.ye@intel.com>
15788 PR middle-end/37843
15789 * cfgexpand.c (expand_stack_alignment): Don't update stack
15790 boundary nor check incoming stack boundary here.
15791 (gimple_expand_cfg): Update stack boundary and check incoming
15792 stack boundary here.
15794 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15796 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
15798 2009-01-14 Jakub Jelinek <jakub@redhat.com>
15800 PR rtl-optimization/38245
15801 * calls.c (expand_call): Add stack arguments to
15802 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15803 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
15804 in regs and partially in memory or BLKmode arguments.
15805 (emit_library_call_value_1): Add stack arguments to
15806 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15807 ACCUMULATE_OUTGOING_ARGS).
15808 * dce.c: Include tm_p.h.
15809 (find_call_stack_args): New function.
15810 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
15812 (mark_insn): Call find_call_stack_args for CALL_Ps.
15813 (prescan_insns_for_dce): Walk insns backwards in bb rather than
15814 forwards. Allocate and free arg_stores bitmap if needed, pass it
15815 down to deletable_insn_p, don't mark stores set in arg_stores
15816 bitmap, clear the bitmap at the beginning of each bb.
15817 * Makefile.in (dce.o): Depend on $(TM_P_H).
15819 2009-01-14 Michael Meissner <gnu@the-meissners.org>
15822 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
15823 to make sure the insn is a conditional test (bug 22599). Reformat a
15826 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
15828 PR middle-end/38431
15829 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
15830 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
15831 (gloog): Do not call cleanup_tree_cfg.
15832 (graphite_transform_loops): Call cleanup_tree_cfg after all
15833 scops have been code generated.
15835 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
15836 * doc/gty.texi (Invoking the garbage collector): Added new node
15837 and section documenting ggc_collect.
15839 2009-01-14 Richard Guenther <rguenther@suse.de>
15841 PR tree-optimization/38826
15842 PR middle-end/38477
15843 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
15844 initialization notes only if we actually emitted a warning.
15845 (intra_create_variable_infos): Add constraints for a result decl
15846 that is passed by hidden reference.
15847 (build_pred_graph): Mark all related variables non-direct on
15850 2009-01-14 Nick Clifton <nickc@redhat.com>
15852 * ira-conflicts.c: Include addresses.h for the definition of
15854 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
15855 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
15857 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
15860 * Makefile.in (ira-lives.o): Add except.h.
15862 * ira-lives.c: Include except.h.
15863 (process_bb_node_lives): Process can_throw_internal.
15865 2009-01-13 Jakub Jelinek <jakub@redhat.com>
15867 PR rtl-optimization/38774
15868 * combine.c (simplify_set): When undoing cc_use change, don't do
15869 PUT_CODE on the newly created comparison, but instead put back the
15872 2009-01-13 Joseph Myers <joseph@codesourcery.com>
15874 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
15875 values. Remove duplicate arm8 entry.
15877 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15879 PR tree-optimization/38786
15880 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
15881 the SSA_NAME case of expand_scalar_variables_expr.
15882 Set the type of an expression to the type of its assign statement.
15883 (expand_scalar_variables_expr): Also gather the scalar computation
15884 used to index the memory access. Do not pass loop_p.
15885 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
15886 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
15887 the gimple_stmt_iterator where it inserts new code.
15888 Do not pass loop_p.
15889 (copy_bb_and_scalar_dependences): Do not pass loop_p.
15890 (translate_clast): Update call to copy_bb_and_scalar_dependences.
15892 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15894 * graphite.h (debug_value): Removed.
15895 * graphite.c (debug_value): Removed.
15897 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15899 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
15900 ldrd/strd with two 32-bit instructions.
15902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15904 * config/arm/arm.c (struct processors): Pass for speed down into
15905 cost helper functions.
15906 (const_ok_for_op): Handle COMPARE and inequality nodes.
15907 (arm_rtx_costs_1): Rewrite.
15908 (arm_size_rtx_costs): Update prototype.
15909 (arm_rtx_costs): Pass speed down to helper functions.
15910 (arm_slowmul_rtx_costs): Rework cost calculations.
15911 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
15912 (arm_9e_rtx_costs): Likewise.
15914 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
15916 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
15917 relocations of local symbols wider than UNITS_PER_WORD are not valid.
15918 (alpha_legitimize_address): Do not split local symbols wider than
15919 UNITS_PER_WORD into HIGH/LO_SUM parts.
15921 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
15924 * gcc.c (process_command): Replace call to execvp with calls
15925 to pex_one and exit.
15927 2009-01-03 Anatoly Sokolov <aesok@post.ru>
15930 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
15931 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
15932 variant for devices with 3-byte PC.
15933 (__tablejump_elpm__): New.
15935 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15938 * c-parser.c (c_parser_postfix_expression): Allow `->' in
15939 offsetof member-designator, handle it as `[0].'.
15941 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15943 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
15944 function when not using named sections on targets with named sections
15945 if branch distance is less than 262132.
15947 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
15949 * combine.c (combine_instructions): Recompute
15950 optimize_this_for_speed_p for each BB in the main combine loop.
15952 2009-01-12 Tomas Bily <tbily@suse.cz>
15955 * tree-loop-distribution.c (prop_phis): New function.
15956 (generate_builtin): Call prop_phis.
15957 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
15959 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15961 PR tree-optimization/38807
15962 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
15963 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
15965 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15967 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15968 subreg of op0 to the original op0.
15970 2009-01-11 Laurent GUERBY <laurent@guerby.net>
15972 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
15974 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
15977 * mips-tfile.c (parse_def): Fix parsing of def strings
15978 starting with digits.
15980 2009-01-10 Jakub Jelinek <jakub@redhat.com>
15983 * config/arm/arm.c (arm_is_long_call_p): Don't call
15984 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
15986 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
15988 * regrename.c (regrename_optimize): Fix dumping.
15989 (find_oldest_value_reg): Preserve REG_POINTER.
15990 (copy_hardreg_forward_1): Likewise.
15992 2009-01-09 Diego Novillo <dnovillo@google.com>
15994 * gimple.h (struct gimple_statement_base) <uid>: Document
15995 the restrictions on its use.
15996 (gimple_uid): Tidy.
15997 (gimple_set_uid): Tidy.
15999 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16001 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16002 zero guard even if align_bytes != 0 and count is smaller than
16005 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16007 PR rtl-optimization/38495
16008 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16009 (add_range_and_copies_from_move_list): Print all added ranges.
16010 Add ranges to memory optimized destination.
16012 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16016 * config/i386/i386.c (override_options): Reject
16017 -mstringop-strategy=rep_8byte with -m32.
16018 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16019 to 1. Do count comparison against epilogue_size_needed at compile
16020 time even when count_exp was constant forced into register. For
16021 size_needed don't jump to epilogue, instead just avoid aligning
16022 and invoke the body algorithm. If need_zero_guard, add zero guard
16023 even if count is non-zero, but smaller than size_needed + number of
16024 bytes that could be stored for alignment.
16025 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16026 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16027 but smaller than size_needed + number of bytes that could be stored
16028 for alignment. Compare size_needed with epilogue_size_needed instead
16029 of desired_align - align, don't adjust size_needed, pass
16030 epilogue_size_needed to the epilogue expanders.
16033 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16035 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16037 * pa.c (last_address): Change to unsigned.
16038 (update_total_code_bytes): Change argument to unsigned. Don't
16039 check if insn addresses are set.
16040 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16041 addresses are not set.
16042 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16044 2009-01-09 Nick Clifton <nickc@redhat.com>
16046 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16047 DECL_DECLARED_INLINE_P.
16049 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16051 PR middle-end/38347
16052 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16053 GET_MODE (op0) in operand_subword_force calls.
16055 PR middle-end/38771
16056 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16057 fold_convert arg0 operands to TREE_TYPE (op0) first.
16059 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16061 * params.def (ira-max-conflict-table-size): Decrease default value
16064 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16066 PR tree-optimization/37031
16067 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16069 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16070 allocate it using gc instead of heap, use VEC_quick_push instead of
16072 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16073 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16074 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16075 allocated vector from heap allocated.
16076 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16077 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16078 vector only after perfect_loop_nest_depth call.
16080 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16081 Jan Sjodin <jan.sjodin@amd.com>
16083 PR tree-optimization/38559
16084 * graphite.c (debug_value, copy_constraint,
16085 swap_constraint_variables, scale_constraint_variable, ): New.
16086 (get_lower_bound, get_upper_bound): Removed.
16087 (graphite_trans_bb_strip_mine): Clean up this code that works
16088 only for constant number of iterations. Fully copy upper and
16089 lower bound constraints, not only the constant part of them.
16090 * graphite.h (debug_value): Declared.
16092 2009-01-08 Ira Rosen <irar@il.ibm.com>
16094 PR tree-optimization/37194
16095 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
16096 Don't add the cost of cost model guard in prologue to scalar
16097 outside cost in case of known number of iterations.
16099 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
16100 Alan Modra <amodra@bigpond.net.au>
16102 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
16103 non-word-aligned REG+CONST addressing.
16105 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16108 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
16109 free_after_compilation when outputting a thunk.
16110 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
16111 Do not call free_after_compilation here.
16113 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16115 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
16116 (ix86_valid_target_attribute_inner_p): Ditto.
16118 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
16120 PR tree-optimization/38492
16121 PR tree-optimization/38498
16122 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
16123 * tree-chrec.h (scev_is_linear_expression): Declared.
16124 * graphite.c (graphite_cannot_represent_loop_niter): New.
16125 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
16126 (graphite_loop_normal_form): Use gcc_assert.
16127 (scan_tree_for_params): Use CASE_CONVERT.
16128 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
16129 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
16130 Use gcc_assert. Discard scops that contain unhandled cases.
16131 (build_scop_conditions): Return a boolean status for unhandled cases.
16132 (strip_mine_profitable_p): Print the loop number, not its depth.
16133 (is_interchange_valid): Pass the depth of the loop nest, don't
16134 recompute it wrongly.
16135 (graphite_trans_bb_block): Same.
16136 (graphite_trans_bb_block): Print tentative of loop blocking.
16137 (graphite_trans_scop_block): Do not print that the loop has been
16139 (graphite_transform_loops): Do not handle scops that contain condition
16142 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
16144 AVX Programming Reference (December, 2008)
16145 * config/i386/avxintrin.h (_mm256_stream_si256): New.
16146 (_mm256_stream_pd): Likewise.
16147 (_mm256_stream_ps): Likewise.
16149 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
16150 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
16151 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
16152 (bdesc_special_args): Add __builtin_ia32_movntdq256,
16153 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
16154 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
16155 (ix86_expand_special_args_builtin): Likewise.
16157 * config/i386/sse.md (AVXMODEDI): New.
16158 (avx_movnt<mode>): Likewise.
16159 (avx_movnt<mode>): Likewise.
16160 (<sse>_movnt<mode>): Remove AVX support.
16161 (sse2_movntv2di): Likewise.
16163 2009-01-07 Richard Guenther <rguenther@suse.de>
16165 PR middle-end/38751
16166 * fold-const.c (extract_muldiv): Remove obsolete comment.
16167 (fold_plusminus_mult_expr): Undo MINUS_EXPR
16168 to PLUS_EXPR canonicalization for the canonicalization.
16170 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
16172 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
16173 hosted cross-compilers generating less efficient code.
16175 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16177 * function.h (rtl_data): Add a dbr_scheduled_p field.
16178 * reorg.c (dbr_schedule): Set it.
16179 (gate_handle_delay_slots): Check it.
16180 * config/mips/mips.c (mips_base_delayed_branch): Delete.
16181 (mips_reorg): Check flag_delayed_branch instead of
16182 mips_base_delayed_branch.
16183 (mips_override_options): Don't set mips_base_delayed_branch
16184 or flag_delayed_branch.
16186 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16188 PR rtl-optimization/38426.
16189 * ira.c (ira): Set current_function_is_leaf earlier.
16191 2009-01-06 Jakub Jelinek <jakub@redhat.com>
16193 PR rtl-optimization/38722
16194 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
16195 too early, only set a flag and modify after last possible
16198 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16201 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
16202 * real.c (decimal_single_format): Correct values of emin and emax.
16203 (decimal_double_format): Ditto.
16204 (decimal_quad_format): Ditto.
16205 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
16206 computation of DECnn_MIN and DECnn_MAX for corrected values of
16207 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
16208 __DECnn_MIN__, and adjust its computation for the corrected value
16211 2009-01-06 Jan Hubicka <jh@suse.cz>
16214 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
16216 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16218 * doc/contrib.texi (Contributors): Slightly adjust the end note.
16219 Add Robert Clark to the list of testers.
16221 2009-01-06 Jan Hubicka <jh@suse.cz>
16222 Kai Tietz <kai.tietz@onevision.com>
16224 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
16225 * config/i386/i386.c (ix86_expand_call): Add clobbers.
16227 2009-01-06 Jan Hubicka <jh@suse.cz>
16228 Kai Tietz <kai.tietz@onevision.com>
16230 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
16232 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
16233 (ix86_nsaved_regs): Count only general purpose regs.
16234 (ix86_nsaved_sseregs): New.
16235 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
16236 to 16 for w64; compute padding and size of sse reg save area.
16237 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
16238 general purpose regs.
16239 (ix86_emit_save_sse_regs_using_mov): New.
16240 (ix86_expand_prologue): Save SSE regs if needed.
16241 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
16242 (ix86_emit_restore_sse_regs_using_mov): New.
16243 (ix86_expand_epilogue): Save SSE regs if needed.
16245 2009-01-06 Jan Hubicka <jh@suse.cz>
16246 Kai Tietz <kai.tietz@onevision.com>
16248 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
16249 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
16250 functions when accumulate outgoing args is off.
16252 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16255 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
16256 before using pseudos_have_intersected_live_ranges_p.
16258 * ira-int.h (ira_assert): Always define.
16260 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16262 AVX Programming Reference (December, 2008)
16263 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
16264 (_mm256_permute2_pd): Likewise.
16265 (_mm_permute2_ps): Likewise.
16266 (_mm256_permute2_ps): Likewise.
16267 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
16268 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
16270 * config/i386/i386.c (ix86_builtins): Remove
16271 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
16272 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
16273 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
16274 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
16275 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
16276 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
16277 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
16278 __builtin_ia32_vpermil2ps256.
16279 (ix86_init_mmx_sse_builtins): Updated.
16280 (ix86_expand_args_builtin): Likewise.
16282 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16284 * pa.c (output_call): Relocate non-jump insns in the delay slot of
16285 long absolute calls when generating PA 2.0 code.
16287 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
16289 PR rtl-optimization/38583
16290 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
16292 * params.def (ira-max-conflict-table-size): New.
16294 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
16296 * ira.h (ira_conflicts_p): New external definition.
16298 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
16299 table. Report this. Return result of building.
16300 (ira_build_conflicts): Use ira_conflicts_p. Check result of
16301 building conflict table.
16303 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
16304 (ira_color): Use ira_conflicts_p.
16306 * global.c: Include ira.h.
16307 (pseudo_for_reload_consideration_p, build_insn_chain): Use
16310 * Makefile.in (global.o): Add ira.h.
16312 * ira-build.c (mark_all_loops_for_removal,
16313 propagate_some_info_from_allocno): New.
16314 (remove_unnecessary_allocnos): Call
16315 propagate_some_info_from_allocno.
16316 (remove_low_level_allocnos): New.
16317 (remove_unnecessary_regions): Add parameter. Call
16318 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
16319 parameter to remove_unnecessary_regions.
16320 (ira_build): Remove all regions but root if the conflict table was
16321 not built. Update conflict hard regs for allocnos crossing calls.
16323 * ira.c (ira_conflicts_p): New global.
16324 (ira): Define and use ira_conflicts_p.
16326 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16327 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
16328 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
16330 2009-01-06 Ben Elliston <bje@au.ibm.com>
16332 * gengtype-lex.l (YY_NO_INPUT): Define.
16334 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16337 * c-common.c (handle_vector_size_attribute): Also reject
16338 BOOLEAN_TYPE types.
16340 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
16342 PR tree-optimization/38492
16343 * graphite.c (rename_map_elt, debug_rename_elt,
16344 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
16345 rename_map_elt_info, eq_rename_map_elts,
16346 get_new_name_from_old_name, bb_in_sese_p): Moved around.
16347 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
16348 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
16349 (sese_build_livein_liveouts): New.
16350 (new_sese, free_sese): New.
16351 (new_scop): Call new_sese.
16352 (free_scop): Call free_sese.
16353 (rename_variables_from_edge, rename_phis_end_scop): Removed.
16354 (register_old_new_names): Renamed register_old_and_new_names.
16355 (register_scop_liveout_renames, add_loop_exit_phis,
16356 insert_loop_close_phis, struct igp,
16357 default_liveout_before_guard, add_guard_exit_phis,
16358 insert_guard_phis, copy_renames): New.
16359 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
16360 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
16361 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
16362 (scop_adjust_phis_for_liveouts): New.
16363 (gloog): Call scop_adjust_phis_for_liveouts.
16365 * graphite.h (struct sese): Documented. Added fields liveout,
16366 num_ver and livein.
16367 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
16368 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
16369 (struct scop): Added field liveout_renames.
16370 (SCOP_LIVEOUT_RENAMES): New.
16372 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16374 PR tree-optimization/38510
16375 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
16376 (translate_clast): Call recompute_all_dominators before
16378 (gloog): Call recompute_all_dominators before graphite_verify.
16380 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16381 Jan Sjodin <jan.sjodin@amd.com>
16383 PR tree-optimization/38500
16384 * graphite.c (create_sese_edges): Call fix_loop_structure after
16387 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16389 * config.gcc: Add m32r*-*-rtems*.
16390 * config/m32r/rtems.h: New file.
16392 2009-01-05 Ben Elliston <bje@au.ibm.com>
16394 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
16395 (.po.pox): Likewise.
16396 (po/gcc.pot): Likewise.
16398 2009-01-04 David S. Miller <davem@davemloft.net>
16400 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
16401 (STARTING_FRAME_OFFSET): Always set to zero.
16403 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16405 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
16406 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
16407 fixed-point types, and vectors of the same.
16409 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16411 * config/mips/sync.md (*mb_barrier): Rename to...
16412 (*memory_barrier): ...this.
16414 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
16416 * doc/extend.texi (Function Attributes): Move @cindex after @item
16417 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
16418 and put in alphabetical order. Fix 'target' name and put in order.
16419 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
16422 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16424 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
16425 (memory_barrier): Expand as unspec instead of unspec_volatile.
16426 Remove mem:BLK from insn operands. Use Pmode scratch register.
16427 (*memory_barrier): Define as unspec instead of unspec_volatile.
16428 Use (match_dup 0) as input operand.
16430 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
16431 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
16432 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
16433 scratch register. Remove operand 1.
16434 (*stbar): Define as unspec instead of unspec_volatile.
16435 Use (match_dup 0) as input operand, remove (const_int 8).
16436 (*membar): Define as unspec instead of unspec_volatile.
16437 Use (match_dup 0) as input operand, remove input operand 2.
16439 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
16440 (memory_barrier): Expand as unspec instead of unspec_volatile.
16441 Remove mem:BLK from insn operands. Use Pmode scratch register.
16442 (*memory_barrier): Define as unspec instead of unspec_volatile.
16443 Use (match_dup 0) as input operand.
16445 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
16446 Remove mem:BLK from insn operands. Use Pmode scratch register.
16447 Set volatile flag on operand 0.
16448 (*memory_barrier): New insn pattern.
16450 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
16452 (*memory_barrier): Use (match_dup 0) as input operand.
16454 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
16455 Remove mem:BLK from insn operands. Use Pmode scratch register.
16456 Set volatile flag on operand 0.
16457 (*mb_internal): New insn pattern.
16459 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
16461 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16463 PR middle-end/38586
16464 * function.c (struct temp_slot): Move to the section of the file
16465 that deals with temp slots. Remove field 'address'.
16466 (temp_slot_address_table): New hash table of address -> temp slot.
16467 (struct temp_slot_address_entry): New struct, items for the table.
16468 (temp_slot_address_compute_hash, temp_slot_address_hash,
16469 temp_slot_address_eq, insert_temp_slot_address): Support functions
16471 (find_temp_slot_from_address): Rewrite to use the new hash table.
16472 (remove_unused_temp_slot_addresses): Remove addresses of temp
16473 slots that have been made available.
16474 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
16475 worker function for remove_unused_temp_slot_addresses.
16476 (assign_stack_temp_for_type): Don't clear the temp slot address list.
16477 Add the temp slot address to the address -> temp slot map.
16478 (update_temp_slot_address): Update via insert_temp_slot_address.
16479 (free_temp_slots): Call remove_unused_temp_slot_addresses.
16480 (pop_temp_slots): Likewise.
16481 (init_temp_slots): Allocate the address -> temp slot map, or empty
16482 the map if it is already allocated.
16483 (prepare_function_start): Initialize temp slot processing.
16485 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16487 PR middle-end/38584
16488 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
16489 Calculate the size of all stack vars assuming no packing of stack
16490 vars will happen, replacing a quadratic algorithm with a linear one.
16492 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16495 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
16498 2009-01-03 Diego Novillo <dnovillo@google.com>
16500 * doc/contrib.texi: Update contributions.
16502 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16505 * builtins.c (fold_builtin_memory_op): Give up if either operand
16506 is volatile. Set srctype or desttype to non-qualified version
16510 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
16511 and FUNCTION_DECLs.
16513 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
16515 PR rtl-optimization/35805
16516 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
16517 problem if fast dce is able to remove any instructions.
16518 * dce.c (dce_process_block): Fix dump message.
16520 2009-01-02 Mark Mitchell <mark@codesourcery.com>
16523 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
16525 2009-01-02 Jakub Jelinek <jakub@redhat.com>
16527 PR middle-end/38690
16528 * tree-flow.h (op_code_prio, op_prio): New prototypes.
16529 * tree-pretty-print.c (op_code_prio): New function.
16530 (op_prio): No longer static. Use op_code_prio.
16531 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
16532 Use op_prio and op_code_prio to determine if () should be
16533 printed around operand(s) or not.
16535 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
16536 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
16537 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
16538 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
16539 pp_character instead of pp_string for single letter printing.
16541 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16543 * doc/extend.texi: Fix '#pragma GCC option' typo.
16545 2009-01-02 Richard Guenther <rguenther@suse.de>
16547 * doc/install.texi (--enable-checking): Mention different
16548 default for stage1.
16549 (--enable-stage1-checking): Document.
16551 2009-01-01 Andrew Pinski <pinskia@gmail.com>
16553 PR middle-end/30142
16554 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
16555 case to be an error.
16557 2009-01-02 Ben Elliston <bje@au.ibm.com>
16559 * config/fp-bit.h (pack_d): Constify argument.
16560 * config/fp-bit.c (makenan): Constify return type. Remove casts.
16561 (isnan): Constify argument.
16563 (iszero): Likewise.
16564 (pack_d): Likewise.
16565 (_fpadd_parts): Constify return type.
16566 (_fpmul_parts): Likewise.
16567 (_fpdiv_parts): Likewise.
16569 2009-01-01 Jakub Jelinek <jakub@redhat.com>
16572 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
16573 warn about overwriting initializer with side-effects or
16574 -Woverride-init if !IMPLICIT.
16575 (output_init_element): Likewise. Pass IMPLICIT down to
16577 (process_init_element): Add IMPLICIT argument. Pass it down
16578 to output_init_element.
16579 (push_init_element, pop_init_level, set_designator): Adjust
16580 process_init_element callers.
16581 (set_nonincremental_init, set_nonincremental_init_from_string):
16582 Adjust add_pending_init callers.
16583 (output_pending_init_elements): Adjust output_init_element callers.
16584 * c-tree.h (process_init_element): Adjust prototype.
16585 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
16586 process_init_element callers.
16589 Copyright (C) 2009 Free Software Foundation, Inc.
16591 Copying and distribution of this file, with or without modification,
16592 are permitted in any medium without royalty provided the copyright
16593 notice and this notice are preserved.