1 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3 * tree-object-size.c (addr_object_size): Instead of checking
4 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5 are no FIELD_DECLs following it.
7 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10 order to match bswaps with signed source operands.
12 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14 * sdbout.c (sdbout_one_type): Fix braces in switch.
16 2009-06-23 Richard Guenther <rguenther@suse.de>
18 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
20 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
21 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
22 var_callused, callused_tree, var_storedanything, storedanything_tree,
23 var_integer, integer_tree): Remove global variables.
24 (new_var_info): Do not pass new id, append the new var to the
25 global variable vector.
26 (do_ds_constraint): Use is_global_var member of the variable-info.
27 (new_scalar_tmp_constraint_exp): Adjust.
28 (create_function_info_for): Likewise.
29 (create_variable_info_for): Likewise.
30 (find_what_var_points_to): Remove dead code.
31 (init_base_vars): Simplify.
32 (compute_points_to_sets): Adjust.
34 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
36 * combine.c (try_combine): Dump information about the insns we're
39 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
41 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
42 check when calling force_to_mode on TRUNCATE's operand.
44 2009-06-22 Ian Lance Taylor <iant@google.com>
46 * config/rs6000/rs6000.opt: Move msched-epilog before
49 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
51 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
53 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
55 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
56 override library linkage flags such as -static-libgcc or
59 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
61 * config/m68k/m68k-devices.def: Add line for MCF5221x.
63 2009-06-22 Ian Lance Taylor <iant@google.com>
65 * config/linux.opt: Put mglibc ahead of muclibc.
67 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
70 2009-06-22 Matthias Klose <doko@ubuntu.com>
72 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
74 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
77 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
78 instead of NULL if a parser error occurs.
80 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
82 * dwarf2out.c (dwarf2_debug_hooks): Initialize
83 non-DWARF2_DEBUGGING_INFO version.
85 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
87 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
88 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
90 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
91 (LIBGCC2_TF_CEXT): Define.
94 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
97 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
99 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
101 * config/arm/arm.c (arm_override_options): Disable
102 -mcaller-super-interworking and -mcallee-super-interworking.
103 * doc/invoke.texi (ARM Options): Document this.
105 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
107 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
108 * config/arm/constraints.md (j): New constraint for movw operands.
109 (N): Remove thumb2 meaning.
110 * config/arm/arm.md (*arm_movw): Delete.
111 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
112 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
113 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
115 2009-06-22 Martin Jambor <mjambor@suse.cz>
117 PR tree-optimization/40492
118 * tree-sra.c (sra_modify_assign): Pass zero offsets to
119 build_ref_for_offset.
121 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
123 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
124 JUMP_TABLE_DATA_P predicates where applicable.
125 * auto-inc-dec.c: Ditto.
127 * caller-save.c: Ditto.
129 * cfgcleanup.c: Ditto.
130 * cfglayout.c: Ditto.
133 * combine-stack-adj.c: Ditto.
139 * dwarf2asm.c: Ditto.
140 * dwarf2out.c: Ditto.
153 * ira-costs.c: Ditto.
154 * ira-lives.c: Ditto.
157 * lower-subreg.c: Ditto.
158 * modulo-sched.c: Ditto.
160 * postreload.c: Ditto.
161 * print-rtl.c: Ditto.
170 * sched-vis.c: Ditto.
172 * sel-sched-ir.c: Ditto.
173 * simplify-rtx.c: Ditto.
174 * targhooks.c: Ditto.
175 * var-tracking.c: Ditto.
176 * vmsdbgout.c: Ditto.
178 2009-06-22 Matthias Klose <doko@ubuntu.com>
180 * Makefile.in (install-plugin): Always use DESTDIR.
182 2009-06-22 Olivier Hainque <hainque@adacore.com>
184 * config/pa/pa.c (output_call): Don't optimize post call jumps
185 into return address adjustments if the call may throw.
187 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
189 * arm.c (thumb1_output_casesi): New function.
190 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
191 optimizing for size or PIC.
192 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
193 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
194 (casesi): Handle Thumb-1 when optimizing for size or PIC.
195 (thumb1_casesi_internal_pic): New expand rule.
196 (thumb1_casesi_dispatch): New pattern.
197 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
199 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
200 in the text seciton when PIC or optimizing for size.
201 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
202 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
203 preservation properties of code.
204 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
205 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
206 (__gnu_thumb1_case_si): New function.
207 * t-arm (LIB1ASMSRC): Define here.
208 (LIB1ASMFUNCS): Add some common functions.
209 * t-arm-elf (LIB1ASMSRC): Delete.
210 (LIB1ASMFUNCS): Append to existing set.
211 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
212 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
213 * t-symbian (LIB1ASMFUNCS): Likewise.
214 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
215 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
217 2009-06-21 Richard Guenther <rguenther@suse.de>
219 PR tree-optimization/38729
220 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
221 to loops with a single exit if -fno-expensive-optimizations.
223 2009-06-21 Jakub Jelinek <jakub@redhat.com>
225 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
226 (dataflow_set): Change vars type from htab_t to shared_hash.
227 (shared_hash_pool, empty_shared_hash): New variables.
228 (vars_clear): Removed.
229 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
230 shared_hash_find_slot_unshare, shared_hash_find_slot,
231 shared_hash_find_slot_noinsert, shared_hash_find): New
233 (shared_hash_unshare, shared_hash_destroy): New functions.
234 (unshare_variable): Unshare set->vars if shared, use
236 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
237 (get_init_value, find_src_set_src, dump_dataflow_set,
238 clobber_variable_part, emit_notes_for_differences): Use
240 (dataflow_set_init): Remove second argument, set vars to
241 empty_shared_hash instead of creating a new htab.
242 (dataflow_set_clear): Call shared_hash_destroy and set vars
243 to empty_shared_hash instead of calling vars_clear.
244 (dataflow_set_copy): Don't call vars_copy, instead just share
245 the src htab with dst.
246 (variable_union): Use shared_hash_*, use initially NO_INSERT
247 lookup if set->vars is shared. Don't keep slot cleared before
248 calling unshare_variable. Unshare set->vars if needed.
249 Even ->refcount == 1 vars must be unshared if set->vars is shared
250 and var needs to be modified.
251 (variable_canonicalize): New function.
252 (dataflow_set_union): If dst->vars is empty, just share src->vars
253 with dst->vars and traverse with variable_canonicalize to canonicalize
254 and unshare what is needed.
255 (dataflow_set_different): If old_set and new_set use the same shared
256 htab, they aren't different. If number of htab elements is different,
257 htabs are different. Use shared_hash_*.
258 (dataflow_set_destroy): Call shared_hash_destroy instead of
260 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
261 second argument to dataflow_set_init.
262 (vt_initialize): Likewise. Initialize shared_hash_pool and
263 empty_shared_hash, move bb in/out initialization afterwards.
264 Use variable_htab_free instead of NULL as changed_variables del hook.
265 (variable_was_changed): Change type of second argument to pointer to
266 dataflow_set. When inserting var into changed_variables, bump
267 refcount. Unshare set->vars if set is shared htab and slot needs to
269 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
270 lookup if set->vars is shared. Unshare set->vars if needed.
271 Even ->refcount == 1 vars must be unshared if set->vars is shared
272 and var needs to be modified. Adjust variable_was_changed caller.
273 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
274 vars must be unshared if set->vars is shared and var needs to be
275 modified. Adjust variable_was_changed caller.
276 (emit_note_insn_var_location): Don't pool_free var.
277 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
279 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
280 free_alloc_pool on shared_hash_pool.
282 2009-06-20 Anthony Green <green@moxielogic.com>
284 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
285 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
287 2009-06-20 Richard Guenther <rguenther@suse.de>
289 * tree-ssa-structalias.c (find_func_aliases): For memset use
290 a constraint from NULL if we memset to zero.
291 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
292 we explicitly handle that do not read from memory.
293 (call_may_clobber_ref_p_1): Properly handle builtins that may
296 2009-06-20 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/40495
299 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
300 (new_scalar_tmp_constraint_exp): New function.
301 (process_constraint): Do not create temporary decls.
302 (process_all_all_constraints): Likewise.
303 (handle_const_call): Likewise.
304 (create_function_info_for): Do not set decl.
306 2009-06-19 Ian Lance Taylor <iant@google.com>
308 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
309 (rs6000_attribute_table): Make static; move before use.
311 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
313 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
314 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
315 Propagate the TREE_READONLY flag without overwriting it.
316 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
317 Propagate the TREE_READONLY flag onto the result.
318 (process_call_operands): Move around. Use correct constant value.
320 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
323 * config/arm/arm.c (thumb_shiftable_const): Truncate val to
325 * config/arm/arm.md: Likewise.
327 2009-06-19 Ian Lance Taylor <ian@airs.com>
329 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
330 to GIMPLE_ERROR_MARK.
332 * c-typeck.c (build_conditional_expr): Add op1_original_type and
333 op2_original_type parameters. Warn about using different enum
335 * c-parser.c (c_parser_conditional_expression): Pass original
336 types to build_conditional_expr.
337 * c-tree.h (build_conditional_expr): Update declaration.
339 2009-06-19 Ian Lance Taylor <iant@google.com>
341 * config/i386/i386.c (ix86_function_specific_save): Test that
342 fields match values, rather than testing the values are in a
345 2009-06-19 Richard Guenther <rguenther@suse.de>
347 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
349 (ptr_derefs_may_alias_p): Likewise.
350 (ptr_deref_may_alias_ref_p_1): New function.
351 (ptr_deref_may_alias_ref_p): Likewise.
352 (ref_maybe_used_by_call_p_1): Handle builtins that are not
353 covered by looking at the ESCAPED solution.
354 (call_may_clobber_ref_p_1): Likewise.
355 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
356 Handle NULL_TREE offset. Do not produce redundant constraints.
357 (process_all_all_constraints): New helper function.
358 (do_structure_copy): Use it.
359 (handle_lhs_call): Likewise.
360 (find_func_aliases): Handle some builtins with pointer arguments
361 and/or return values explicitly.
363 2009-06-19 Ian Lance Taylor <iant@google.com>
365 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
367 2009-06-19 Ian Lance Taylor <iant@google.com>
369 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
371 2009-06-19 Ian Lance Taylor <iant@google.com>
373 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
374 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
377 * c-decl.c (finish_decl): If -Wc++-compat, warn about
380 2009-06-19 Ian Lance Taylor <iant@google.com>
382 * dse.c (struct store_info): Rename bitmap field to bmap. Change
385 * c-decl.c (in_struct, struct_types): Remove.
386 (struct c_binding): Add in_struct field.
387 (c_binding_ptr): Define type, along with VEC.
388 (struct c_struct_parse_info): Define.
389 (struct_parse_info): New static variable.
390 (bind): Initialize in_struct field.
391 (start_struct): Remove enclosing_in_struct and
392 enclosing_struct_types parameters. Add
393 enclosing_struct_parse_info parameter. Change all callers. Set
394 struct_parse_info rather than in_struct and struct_types.
395 (grokfield): If -Wc++-compat and there is a symbol binding for the
396 field name, set the in_struct flag and push it on the
397 struct_parse_info->fields vector.
398 (warn_cxx_compat_finish_struct): New static function.
399 (finish_struct): Remove enclosing_in_struct and
400 enclosing_struct_types parameters. Add
401 enclosing_struct_parse_info parameter. Change all callers. Don't
402 set C_TYPE_DEFINED_IN_STRUCT here. Call
403 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
404 parameter. Only push on struct_types if warn_cxx_compat.
405 (finish_enum): Only push on struct_types if warn_cxx_compat.
406 (declspecs_add_type): Add loc parameter. Change all callers.
407 Change all error calls to error_at. Pass loc, not input_location,
408 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
409 defined in a struct. If -Wc++-compat and parsing a struct, record
410 that a typedef name was used.
411 * c-parser.c (c_parser_declspecs): Get location to pass to
413 (c_parser_struct_or_union_specifier): Update calls to start_struct
415 * c-tree.h (struct c_struct_parse_info): Declare.
416 (finish_struct, start_struct): Update declarations.
417 (declspecs_add_type): Update declaration.
419 2009-06-19 Ian Lance Taylor <iant@google.com>
421 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
422 variable with an anonymous type.
424 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
426 * see.c: Remove for real.
428 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
430 * optabs.h (enum optab_index): Add new OTI_significand.
431 (significand_optab): Define corresponding macro.
432 * optabs.c (init_optabs): Initialize significand_optab.
433 * genopinit.c (optabs): Implement significand_optab using
434 significand?f2 patterns.
435 * builtins.c (expand_builtin_mathfn): Handle
436 BUILT_IN_SIGNIFICAND{,F,L}.
437 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
438 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
440 * config/i386/i386.md (significandxf2, significand<mode>2): New
441 expanders to implement significandf, significand and significandl
442 built-ins as inline x87 intrinsics.
444 2009-06-18 Anatoly Sokolov <aesok@post.ru>
446 * config/avr/avr.c (avr_override_options): Remove setting value of
447 PARAM_INLINE_CALL_COST.
449 2009-06-18 Richard Henderson <rth@redhat.com>
452 * tree-pass.h (TDF_ASMNAME): New.
453 * tree-dump.c (dump_options): Add asmname.
454 * doc/invoke.texi: Document it.
456 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
457 (dump_decl_name): ...here.
458 (dump_function_name): New flags arg; mind TDF_ASMNAME.
459 (dump_generic_node): Update dump_function_name calls.
460 (print_call_name): New flags arg; update all dump calls.
461 * diagnostic.h (print_call_name): Update.
462 * gimple-pretty-print.c (dump_gimple_call): Update.
464 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
467 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
469 2009-06-18 Diego Novillo <dnovillo@google.com>
471 * doc/plugins.texi: Document plugin_is_GPL_compatible.
472 * plugin.c (str_license): Declare.
473 (try_init_one_plugin): Assert that the symbol
474 'plugin_is_GPL_compatible' exists.
476 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
479 * Makefile.in (OBJS-common): Remove see.o.
481 * common.opt (fsee): Mark as preserved for backward compatibility.
482 * opts.c (common_handle_option): Add OPT_fsee to the backward
483 compatibility section.
484 * passes.c (init_optimization_passes, pass_see): Remove pass.
485 * timevar.def (TV_SEE): Remove.
486 * tree-pass.h (pass_see): Remove declaration.
487 * doc/invoke.texi (-fsee): Remove documentation.
489 2009-06-18 Martin Jambor <mjambor@suse.cz>
491 * tree-sra.c: Include statistics.h
492 (sra_stats): New variable.
493 (sra_initialize): Clear sra_stats.
494 (create_access_replacement): Increment sra_stats.replacements.
495 (get_access_replacement): Do not return twice.
496 (analyze_all_variable_accesses): Increment statistics counter by the
497 number of scalarized aggregates.
498 (generate_subtree_copies): Increment sra_stats.subtree_copies.
499 (sra_modify_expr): Increment sra_stats.exprs.
500 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
501 (sra_modify_assign): Increment sra_stats.exprs,
502 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
503 (perform_intra_sra): Update statistics counters.
504 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
506 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
508 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
509 (arm_scalar_mode_supported_p): New function.
511 2009-06-18 Paul Brook <paul@codesourcery.com>
512 Sandra Loosemore <sandra@codesourcery.com>
514 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
515 (__extendhfsf2, __truncsfhf2): Define.
516 * config/arm/fp16.c: New file.
517 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
518 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
520 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
522 * doc/extend.texi (Half-Precision): New section.
523 * doc/invoke.texi (Option Summary): List -mfp16-format.
524 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
525 * config/arm/arm.opt (mfp16-format=): New.
526 * config/arm/arm.c: Include intl.h.
527 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
528 (TARGET_INVALID_RETURN_TYPE): Redefine.
529 (TARGET_PROMOTED_TYPE): Redefine.
530 (TARGET_CONVERT_TO_TYPE): Redefine.
531 (arm_fp16_format): Define.
532 (all_fpus): Add entry for neon-fp16.
533 (fp_model_for_fpu): Likewise.
534 (struct fp16_format): Declare.
535 (all_fp16_formats): Define.
536 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
538 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
540 (arm_legitimate_index_p): Treat HFmode like HImode.
541 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
542 (coproc_secondary_reload_class): Special-case HFmode.
543 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
544 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
545 (arm_init_fp16_builtins): New.
546 (arm_init_builtins): Call it.
547 (arm_invalid_parameter_type): New.
548 (arm_invalid_return_type): New.
549 (arm_promoted_type): New.
550 (arm_convert_to_type).
551 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
553 (arm_emit_fp16_const): New function.
554 (arm_mangle_type): Mangle __fp16 as "Dh".
555 * config/arm/arm.h (TARGET_VFPD32): Make it know about
557 (TARGET_NEON_FP16): New.
558 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
559 (enum fputype): Add FPUTYPE_NEON_FP16.
560 (enum arm_fp16_format_type): Declare.
561 (arm_fp16_format): Declare.
562 (LARGEST_EXPONENT_IS_NORMAL): Define.
563 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
564 * config/arm/arm-modes.def (HFmode): Define.
565 * config/arm/vfp.md: (*movhf_vfp): New.
568 * config/arm/arm.md: (fpu): Add neon_fp16.
569 (floatsihf2, floatdihf2): New.
570 (fix_trunchfsi2, fix_trunchfdi2): New.
575 (*thumb1_movhf): New.
576 (consttable_2): Add check for HFmode constants.
577 (consttable_4): Handle HFmode constants.
579 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
581 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
583 2009-06-17 Olivier Hainque <hainque@adacore.com>
585 * collect2.c (main): Use CONST_CAST2 to perform char ** to
586 const char ** conversion in AIX specific section.
588 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
590 * config/i386/i386.c (ix86_special_builtin_type): Remove
591 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
592 (bdesc_special_args): Updated.
593 (ix86_init_mmx_sse_builtins): Likewise.
594 (ix86_expand_special_args_builtin): Likewise.
596 2009-06-17 Richard Henderson <rth@redhat.com>
598 * tree-pretty-print.c (maybe_dump_asm_name): New.
599 (dump_decl_name): Use it.
600 (PRINT_FUNCTION_NAME): Merge into...
601 (dump_function_name): ... here. Use maybe_dump_asm_name.
603 2009-06-17 Cary Coutant <ccoutant@google.com>
605 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
607 * debug.c (struct gcc_debug_hooks): Change placeholder for
609 (debug_nothing_int_charstar_int): Replaced by...
610 (debug_nothing_int_charstar_int_bool): ...this.
611 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
612 source_line prototype.
613 (debug_nothing_int_charstar_int): Replaced by...
614 (debug_nothing_int_charstar_int_bool): ...this.
615 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
616 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
617 Output is_stmt operand when necessary.
618 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
619 (notice_source_line): Add is_stmt parameter.
620 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
621 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
623 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
624 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
626 2009-06-17 Ian Lance Taylor <iant@google.com>
628 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
630 (struct store_by_pieces_d): Rename from store_by_pieces. Change
633 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
635 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
636 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
637 tree_strip_sign_nop_conversions and
638 tree_ssa_strip_useless_type_conversions rather than stripping
640 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
642 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
643 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
644 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
645 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
648 2009-06-17 Michael Eager <eager@eagercon.com>
650 * config/rs6000/constraints.md (register_constraint "d"): New.
651 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
652 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
653 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
654 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
655 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
656 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
657 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
658 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
659 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
660 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
662 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
663 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
664 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
665 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
666 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
667 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
668 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
669 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
670 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
671 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
672 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
673 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
674 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
675 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
677 2009-06-16 Ian Lance Taylor <iant@google.com>
679 * profile.c (total_num_never_executed): Don't define.
680 (compute_branch_probabilities): Don't count or print
682 (init_branch_prob): Don't set total_num_never_executed.
683 (end_branch_prob): Don't print total_num_never_executed.
685 2009-06-17 David Daney <ddaney@caviumnetworks.com>
687 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
689 2009-06-17 David Edelsohn <edelsohn@gnu.org>
691 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
694 2009-06-17 Steve Ellcey <sje@cup.hp.com>
696 * expr.c (expand_assignment): Change complex type check.
698 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
700 * doc/plugins.texi (Building GCC plugins): Added new section.
702 2009-06-17 Ian Lance Taylor <iant@google.com>
704 * c-pch.c (get_ident): Don't set size of templ array.
705 (pch_init): Don't set size of partial_pch array.
707 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
708 string constant to intialize an array whose size is the length of
711 2009-06-17 Richard Guenther <rguenther@suse.de>
713 PR tree-optimization/40389
714 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
715 to addressable types.
716 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
718 2009-06-17 Richard Guenther <rguenther@suse.de>
721 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
722 if there is no evolution of left in the loop bail out.
723 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
726 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
727 Janis Johnson <janis187@us.ibm.com>
730 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
731 for the symbol ref of a constant that is the source of a move
732 - nor for any other not-obvious-label-ref constants.
734 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
736 * plugin.c (position_pass): Skip newly inserted pass during list
737 traversal to avoid repeated insertion.
739 2009-06-16 Ian Lance Taylor <iant@google.com>
741 * vec.h (VEC_stack_alloc): Define different version if
742 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
743 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
744 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
745 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
747 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
749 * config.gcc (extra_headers): Add ia32intrin.h for x86.
751 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
752 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
753 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
754 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
755 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
756 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
757 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
758 (bdesc_special_args): Add __builtin_ia32_rdtsc and
759 __builtin_ia32_rdtscp.
760 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
761 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
762 and __builtin_ia32_rorhi.
763 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
764 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
765 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
766 (ix86_expand_args_builtin): Likewise.
767 (ix86_expand_special_args_builtin): Likewise.
769 * config/i386/i386.md (UNSPECV_RDTSCP): New.
770 (UNSPECV_RDTSC): Likewise.
771 (UNSPECV_RDPMC): Likewise.
772 (*bsr): Renamed to ...
774 (*bsr_rex64): Renamed to ...
778 (*rdpmc_rex64): Likewise.
781 (*rdtsc_rex64): Likewise.
784 (*rdtscp_rex64): Likewise.
786 * config/i386/ia32intrin.h: New.
788 * config/i386/x86intrin.h: Include <ia32intrin.h>.
790 2009-06-16 Ian Lance Taylor <iant@google.com>
792 * ira-build.c (copy_info_to_removed_store_destinations):
795 2009-06-16 Ian Lance Taylor <iant@google.com>
797 * c-decl.c (grokdeclarator): Change size_varies to bool.
799 2009-06-16 Ian Lance Taylor <iant@google.com>
801 * sel-sched.c: Make forward declarations of move_op_hooks and
802 fur_hooks explicitly extern.
804 2009-06-16 Ian Lance Taylor <iant@google.com>
806 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
807 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
809 2009-06-16 Ian Lance Taylor <iant@google.com>
811 * resource.c (mark_referenced_resources): Change
812 include_delayed_effects parameter to bool. Change all callers.
813 (mark_end_of_function_resources): Likewise.
814 * reorg.c (insn_references_resource_p): Likewise.
815 (insn_sets_resource_p): Likewise.
816 * resource.h (mark_referenced_resources): Update declaration.
817 (mark_end_of_function_resources): Update declaration.
819 2009-06-16 David Edelsohn <edelsohn@gnu.org>
821 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
823 2009-06-16 David Edelsohn <edelsohn@gnu.org>
825 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
826 GCC can bootstrap on AIX with GNU Binutils 2.20.
828 2009-06-16 Ian Lance Taylor <iant@google.com>
830 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
832 2009-06-16 Ian Lance Taylor <iant@google.com>
834 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
835 inline, not extern inline.
836 (exact_log2): Likewise.
837 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
839 (exact_log2): Likewise, but don't test CTZ_HWI.
841 2009-06-16 Ian Lance Taylor <iant@google.com>
843 * bitmap.c (bitmap_clear): Don't declare as inline.
844 * gimple.c (gimplify_assign): Likewise.
845 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
846 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
847 (sched_scan_info): Remove duplicate definition.
849 2009-06-16 Ian Lance Taylor <iant@google.com>
851 * c-common.c (skip_evaluation): Don't define.
852 (c_inhibit_evaluation_warnings): Define global variable.
853 (overflow_warning): Check c_inhibit_evaluation_warnings rather
854 than skip_evaluation.
855 (convert_and_check, warn_for_div_by_zero): Likewise.
856 * c-common.h (skip_evaluation): Don't declare.
857 (c_inhibit_evaluation_warnings): Declare.
858 * c-parser.c (c_parser_typeof_specifier): Set
859 c_inhibit_evaluation_warnings rather than skip_evaluation.
860 (c_parser_conditional_expression): Likewise.
861 (c_parser_binary_expression): Likewise.
862 (c_parser_sizeof_expression): Likewise.
863 (c_parser_alignof_expression): Likewise.
864 * c-typeck.c (build_indirect_ref): Check
865 c_inhibit_evaluation_warnings rather than skip_evaluation.
866 (build_conditional_expr, build_binary_op): Likewise.
868 2009-06-16 Richard Guenther <rguenther@suse.de>
870 * tree-ssa-alias.c (is_escape_site): Remove.
871 * tree-ssa-alias.h (enum escape_type): Remove.
872 (is_escape_site): Likewise.
873 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
874 via casts and asms without deferring to is_escape_site.
876 2009-06-16 Jakub Jelinek <jakub@redhat.com>
879 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
880 use gen_lowpart if op0 has complex mode.
882 2009-06-16 Richard Guenther <rguenther@suse.de>
884 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
885 variables add them to ESCAPED.
886 (find_func_aliases): Do not make all indirectly stored values escaped.
888 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
890 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
893 2009-06-16 Martin Jambor <mjambor@suse.cz>
895 PR tree-optimization/40432
896 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
897 check whether we need to force gimple register operand.
899 2009-06-16 Martin Jambor <mjambor@suse.cz>
901 PR tree-optimization/40413
902 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
903 build_ref_for_offset.
904 (propagate_subacesses_accross_link): Fix a typo in a comment.
906 2009-06-16 Ira Rosen <irar@il.ibm.com>
908 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
909 with additional parameter.
910 * tree-vectorizer.h (enum vect_def_type): Add new value
912 (enum vect_relevant): Add comments.
913 (vect_is_simple_reduction): Add new argument.
914 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
915 Detect nested cycles.
916 (vect_is_simple_reduction): Update documentation, add an argument to
917 distinguish inner-loop reduction from nested cycle, detect nested
918 cycles, fix printings and indentation, don't swap operands in case
920 (get_initial_def_for_reduction): Handle subtraction.
921 (vect_create_epilog_for_reduction): Add new argument to specify
923 (vect_finalize_reduction): Handle subtraction, fix comments.
924 (vectorizable_reduction): Handle nested cycles. In case of nested
925 cycle keep track of the reduction variable position. Call
926 vect_is_simple_reduction with additional parameter. Use original
927 statement code in reduction epilogue for nested cycle. Call
928 vect_create_epilog_for_reduction with additional parameter.
929 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
930 inner-loop vectorization.
931 (vect_recog_widen_sum_pattern): Likewise.
932 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
934 (vect_mark_stmts_to_be_vectorized): Likewise.
935 (vect_get_vec_def_for_operand): Handle nested cycles.
937 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
939 * doc/invoke.texi (Debugging Options): Fix option index entries
940 for -fdump-statistics, -frandom-seed add entries for
941 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
942 (FRV Options): Fix entries for -mTLS, -mtls.
943 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
944 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
945 (M68hc1x Options): Fix @itemx for -mnominmax.
946 (MCore Options): Fix entry for -mno-lsim.
947 (MMIX Options): Fix entry for -mabi=mmixware.
948 (PDP-11 Options): Fix entry for -mbcopy-builtin.
950 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
952 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
953 Mention the plugin mode of gengtype.
954 * doc/gty.texi (Source Files Containing Type Information): Likewise.
955 * gengtype.c: Updated copyright.
956 (plugin_files, nb_plugin_files) Added new static variables.
957 (measure_input_list) Care about plugin_files.
958 (write_rtx_next): Added early return in plugin mode.
959 (create_file): Updated copyright year in generated file. Added
961 (oprintf): Added early return if NULL outf.
962 (get_output_file_with_visibility): Care of plugin_files.
963 (get_output_file_name): May return null.
964 (write_local): Added early return.
965 (put_mangled_filename): Ditto.
966 (finish_root_table): Added check for base_files.
967 (write_roots): Care about null when plugins.
968 (main): Added plugin mode.
970 2009-06-15 Ian Lance Taylor <iant@google.com>
972 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
973 * gcov.c (read_count_file): Add braces around variables declared
976 * c.opt (Wjump-misses-init): New warning.
977 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
978 -Wall and -Wc++-compat if not already set.
979 (c_common_post_options): Clear warn_jump_misses_init if it was not
981 * c-decl.c (struct c_binding): Change type field to a union with
982 new label field. Make it the first field in the struct. Update
983 references to type to use u.type instead.
984 (struct c_spot_bindings): Define.
985 (struct c_goto_bindings): Define.
986 (c_goto_bindings_p): Define, along with VECs.
987 (struct c_label_vars): Define.
988 (struct c_scope): Add has_label_bindings field.
989 (bind_label, set_spot_bindings): New static functions.
990 (decl_jump_unsafe, update_spot_bindings): New static functions.
991 (update_label_decls): New static function.
992 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
993 Update binding u.label field to shadowed field.
994 (c_binding_start_stmt_expr): New function.
995 (c_binding_end_stmt_expr): New function.
996 (pushdecl): Don't call c_begin_vm_scope.
997 (make_label): Add defining and p_label_vars parameters. Change
999 (lookup_label): Correct test for whether a label has not yet been
1000 defined. Call bind_label rather than bind.
1001 (warn_about_goto): New static function.
1002 (lookup_label_for_goto): New function.
1003 (declare_label): Call bind_label rather than bind.
1004 (check_earlier_gotos): New static function.
1005 (define_label): Don't give errors about jumping into statement
1006 expressions or scopes of variably modified types. Call
1007 set_spot_bindings and check_earlier_gotos. Call bind_label
1008 instead of bind. Don't set label_context_stack_se or
1009 label_context_stack_vm.
1010 (c_get_switch_bindings): New function.
1011 (c_release_switch_bindings): New function.
1012 (c_check_switch_jump_warnings): New function.
1013 (start_function): Don't set label_context_stack_se or
1014 label_context_stack_vm.
1015 (finish_function): Likewise.
1016 * c-typeck.c (label_context_stack_se): Don't define.
1017 (label_context_stack_vm): Don't define.
1018 (c_finish_goto_label): Call lookup_label_for_goto rather than
1019 lookup_label. Don't give errors about jumping into a statement
1020 expression or the scope of a variably modified type. Don't set
1021 label_context_stack_se or label_context_stack_vm.
1022 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
1023 fields. Add bindings field.
1024 (c_start_case): Don't set deleted fields. Set bindings field.
1025 (do_case): Rework order of tests. Don't check blocked_stmt_expr
1026 or blocked_vm. Call c_check_switch_jump_warnings.
1027 (c_finish_case): Don't test blocked_stmt_expr field. Call
1028 c_release_switch_bindings.
1029 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
1030 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1031 set label_context_stack_se. Call c_bindings_start_stmt_expr.
1032 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1033 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1034 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1035 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1036 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1037 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1038 (C_DECL_UNJUMPABLE_VM): Don't define.
1039 (C_DECL_UNDEFINABLE_VM): Don't define.
1040 (struct c_label_list): Don't define.
1041 (struct c_label_context_se): Don't define.
1042 (struct c_label_context_vm): Don't define.
1043 (struct c_spot_bindings): Declare.
1044 (c_bindings_start_stmt_expr): Declare.
1045 (c_bindings_end_stmt_expr): Declare.
1046 (lookup_label_for_goto): Declare.
1047 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1048 (c_check_switch_jump_warnings): Declare.
1049 (label_context_stack_se, label_context_stack_vm): Don't declare.
1050 (c_finish_goto_label): Update declaration.
1051 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1052 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1053 (Warning Options): Document -Wjump-misses-init.
1055 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1057 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1060 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1062 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1064 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1066 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1068 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1070 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1072 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1074 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1075 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1076 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1077 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1078 * dwarf2asm.c (dw2_force_const_mem): Update call to
1080 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1081 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1082 * langhooks.c (lhd_comdat_group): Remove.
1083 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1084 * tree.h (DECL_COMDAT_GROUP): New.
1085 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1086 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1087 (make_decl_one_only): Change signature.
1088 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1090 (make_decl_one_only): Change signature.
1091 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1093 2009-06-15 Richard Guenther <rguenther@suse.de>
1096 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1098 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1100 * tree-ssa-math-opts.c: Remove extra divide.
1102 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1104 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1106 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1108 * passes.c: Add bswap pass.
1109 * tree-pass.h: Add pass_optimize_bswap declaration.
1110 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1111 Include rtl.h, expr.h and optabs.h for optab_handler check.
1112 (struct symbolic_number, pass_optimize_bswap): New definition.
1113 (do_shift_rotate, verify_symbolic_number_p): New functions.
1114 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1115 (gate_optimize_bswap): New function.
1116 * tree.c (widest_int_cst_value): New function.
1117 * tree.h (widest_int_cst_value): Prototype added.
1119 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1121 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
1122 REG_EQUAL/REG_EQUIV notes.
1124 2009-06-14 Richard Guenther <rguenther@suse.de>
1127 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
1128 has its address taken if NRV was applied and it is addressable.
1129 * tree-ssa-structalias.c (get_constraint_for_address_of): New
1130 function split out from ...
1131 (get_constraint_for_1): ... here.
1132 (handle_rhs_call): Use it to mark the return slot escaped if
1133 it is addressable and NRV was applied.
1135 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1137 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
1138 Change first argument type to location_t.
1139 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
1140 Do not set input_location.
1141 Use loc instead of input_location throughout.
1143 2009-06-13 Richard Guenther <rguenther@suse.de>
1145 PR tree-optimization/40421
1146 * tree-predcom.c (should_unroll_loop_p): Remove.
1147 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
1149 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1151 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1152 Add location argument.
1154 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1156 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
1158 * config/s390/s390.c (s390_build_builtin_va_list): Same.
1159 (s390_gimplify_va_arg): Pass location to create_artificial_label.
1160 * config/spu/spu-protos.h: Add location to
1161 spu_resolve_overloaded_builtin.
1162 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
1163 spu_build_builtin_va_list.
1164 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
1165 argument. Pass location to build_function_call_vec.
1166 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
1168 (emit_fpu_switch): Same.
1169 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
1170 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
1171 to build_decl and create_artificial_label.
1172 (xtensa_gimplify_va_arg_expr): Same.
1173 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
1174 (xstormy16_gimplify_va_arg_expr): Same.
1175 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
1176 * config/arm/arm.c (arm_build_builtin_va_list): Same.
1177 * config/mips/mips.c (mips_build_builtin_va_list): Same.
1178 (mips16_build_function_stub): Same.
1179 (mips16_build_call_stub): Same.
1181 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
1184 * arm/constraints.md (Pa, Pb): New constraints.
1185 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
1186 split pattern to deal with them.
1188 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
1190 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
1191 fix index entry for -Xpreprocessor.
1193 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1195 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1196 Add location argument to build_decl call.
1197 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
1198 (rs6000_init_builtins): Same.
1199 (spe_init_builtins): Same.
1200 (rs6000_gimplify_va_arg): Add location argument to
1201 create_artificial_label call.
1203 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
1205 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
1206 * combine-stack-adj.c (pass_stack_adjustments): Use it.
1207 * Makefile.in: Fix GGC dependency for gcse.o.
1209 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1211 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
1212 * gimple-pretty-print.c (dump_gimple_stmt): Same.
1213 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
1215 * c-parser.c (c_parser_binary_expression): Use current column while
1216 building binary operations.
1217 * common.opt (fshow-column): Enable by default.
1218 * tree-vrp.c (check_array_ref): Use warning_at.
1219 (check_array_bounds): Use location from call back if expr has no
1221 * tree.h: Add location argument to maybe_fold_*.
1222 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
1223 (maybe_fold_offset_to_array_ref): Add location argument and use it.
1224 (maybe_fold_offset_to_component_ref): Same.
1225 (maybe_fold_offset_to_reference): Same.
1226 (maybe_fold_offset_to_address): Same.
1227 (maybe_fold_stmt_indirect): Same.
1228 (maybe_fold_stmt_addition): Same.
1229 (fold_stmt_r): Pass location to maybe_fold_*.
1230 (fold_gimple_assign): Same.
1231 * c-tree.h: Add location argument to finish_decl,
1232 default_function_array_conversion, store_init_value.
1233 * c-decl.c (define_label): Use error_at.
1234 (c_make_fname_decl): Pass location to finish_decl.
1235 (finish_decl): New location argument.
1236 (build_compound_literal): Pass location to store_init_value.
1237 (grokdeclarator): Pass location to finish_decl.
1239 * c-typeck.c (array_to_pointer_conversion): New location argument.
1240 (function_to_pointer_conversion): Same.
1241 (default_function_array_conversion): Same.
1242 (parser_build_unary_op): Pass location to overflow_warning.
1243 (parser_build_binary_op): Same. Use warning_at.
1244 (build_unary_op): Pass location to array_to_pointer_conversion.
1245 (build_c_cast): Pass location to digest_init.
1246 (build_modify_expr): New location argument.
1247 (convert_for_assignment): Same.
1248 (store_init_value): Same.
1249 (digest_init): Same.
1250 (output_init_element): Pass location to digest_init and
1251 array_to_pointer_conversion.
1252 (c_finish_return): Pass location to convert_for_assignment.
1253 * gimplify.c (gimplify_conversion): Pass location to
1254 maybe_fold_offset_to_address.
1255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
1256 to maybe_fold_stmt_addition.
1257 * c-omp.c (c_finish_omp_atomic): Pass new location to
1259 (c_finish_omp_for): Same.
1260 * c-common.c (overflow_warning): New argument.
1261 * c-common.h: New argument to build_modify_expr, overflow_warning.
1262 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
1264 (c_parser_initializer): Pass location to
1265 default_function_array_conversion.
1266 (c_parser_initelt): Same.
1267 (c_parser_initval): Same.
1268 (c_parser_asm_operands): Same.
1269 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
1270 (c_parser_conditional_expression): Same.
1271 (c_parser_binary_expression): Add location info to stack. Use it.
1272 (c_parser_unary_expression): Pass location to
1273 default_function_array_conversion, parser_build_unary_op,
1274 build_indirect_ref, c_parser_postfix_expression_after_primary.
1275 (c_parser_postfix_expression_after_primary): New location argument.
1277 (c_parser_expression_conv): Pass location to
1278 default_function_array_conversion.
1279 (c_parser_expr_list): Same.
1280 (c_parser_omp_atomic): Same.
1281 (c_parser_omp_for_loop): Same.
1282 * c-tree.h: (struct c_declarator): Add comment to id_loc.
1283 (build_array_declarator): New argument.
1284 * c-decl.c (build_array_declarator): Add location argument.
1285 (grokdeclarator): Set id_loc for cdk_array.
1286 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
1287 build_array_declarator.
1288 * tree.c (build_omp_clause): Add location argument.
1289 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
1290 (OMP_CLAUSE_LOCATION): New macro.
1291 (struct tree_omp_clause): Add location field.
1292 (build_omp_clause): Add argument.
1293 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
1294 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
1296 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
1297 (cp_parser_omp_clause_collapse): Same.
1298 (cp_parser_omp_clause_default): Same.
1299 (cp_parser_omp_clause_if): Same.
1300 (cp_parser_omp_clause_nowait): Same.
1301 (cp_parser_omp_clause_num_threads): Same.
1302 (cp_parser_omp_clause_ordered): Same.
1303 (cp_parser_omp_clause_schedule): Same.
1304 (cp_parser_omp_clause_untied): Same.
1305 (cp_parser_omp_for_loop): Same.
1306 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1307 * c-tree.h (c_start_case): Add location argument.
1308 (c_process_expr_stmt): Same.
1309 (c_finish_goto_*): Same.
1310 * tree-parloops.c (initialize_reductions): Pass location to
1312 (create_parallel_loop): Same.
1313 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
1314 (gfc_trans_omp_reduction_list): Same.
1315 (gfc_trans_omp_clauses): Same.
1316 (gfc_trans_omp_do): Same.
1317 * c-typeck.c (c_finish_goto_label): Same.
1318 (c_finish_goto_ptr): New location argument.
1319 (c_start_case): Same.
1320 (emit_side_effect_warnings): Same.
1321 (c_process_expr_stmt): Same.
1322 (c_finish_stmt_expr): Same.
1323 (c_finish_omp_clauses): Use error_at instead of error.
1324 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
1326 * c-omp.c (c_split_parallel_clauses): New location argument.
1327 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
1328 to build_omp_clause.
1329 (convert_local_reference_stmt): Same.
1330 (convert_gimple_call): Same.
1331 * c-common.h (c_split_parallel_clauses): New argument.
1332 * c-parser.c (c_parser_statement_after_labels): Pass location to
1333 c_finish_goto_label.
1334 (c_parser_switch_statement): Pass location to c_start_case.
1335 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
1336 and c_process_expr_stmt.
1337 (c_parser_omp_variable_list): Add location argument.
1338 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
1339 (c_parser_omp_clause_default): Same.
1340 (c_parser_omp_clause_if): Same.
1341 (c_parser_omp_clause_num_threads): Same.
1342 (-c_parser_omp_clause_ordered): Same.
1343 (c_parser_omp_clause_reduction): Pass location to
1344 c_parser_omp_variable_list.
1345 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
1346 (c_parser_omp_clause_untied): Same.
1347 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
1348 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1350 * c-tree.h (check_for_loop_decls, undeclared_variable,
1351 build_component_ref, build_array_ref, build_external_ref,
1352 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
1353 build_conditional_expr, build_compound_expr, c_cast_expr,
1354 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
1355 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
1357 * c-semantics.c (build_stmt): Same.
1358 (build_case_label): Same.
1359 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
1360 (undeclared_variable): New argument.
1362 (lookup_label): Pass location on down.
1363 (define_label): Same.
1364 (finish_decl): Same.
1365 (build_compound_literal): Same.
1366 (finish_struct): Same.
1367 (finish_function): Do not set location here.
1368 (check_for_loop_decls): New argument.
1369 * tree.c (save_expr): Set location.
1370 (build_empty_stmt): New argument.
1371 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
1372 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
1373 * builtins.c (gimplify_va_arg_expr): Use locations.
1374 (expand_builtin_sync_operation): Same.
1375 * c-typeck.c (build_component_ref): New argument.
1376 (build_array_ref): Same.
1377 (build_external_ref): Same.
1378 (c_expr_sizeof_expr): Same.
1379 (c_expr_sizeof_type): Same.
1380 (parser_build_unary_op): Same.
1381 (build_conditional_expr): Same.
1382 (build_compound_expr): Pass location on down.
1383 (build_compound_expr): New argument.
1384 (build_c_cast): Same.
1385 (c_cast_expr): Same.
1386 (build_asm_expr): Same.
1387 (c_finish_return): Same.
1388 (c_process_expr_stmt): Pass location on down.
1389 (c_finish_stmt_expr): New argument.
1390 (push_clenaup): Same.
1391 (c_finish_omp_parallel): Same.
1392 (c_finish_omp_task): Same.
1393 * gimplify.c (gimplify_call_expr): Pass location on down.
1394 * c-omp.c (c_finish_omp_master): New argument.
1395 (c_finish_omp_critical): Same.
1396 (c_finish_omp_ordered): Same.
1397 (c_finish_omp_barrier): Same.
1398 (-c_finish_omp_taskwait): Same.
1399 (c_finish_omp_atomic): Same.
1400 (c_finish_omp_flush): Same.
1401 * tree-inline.c (copy_tree_body_r): Pass location on down.
1402 (inline_forbidden_p): Remove use of input_location.
1403 * c-gimplify.c (c_build_bind_expr): New argument.
1404 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
1405 (c_sizeof_or_alignof_type): New argument.
1406 (c_alignof_expr): Same.
1407 (build_va_arg): Same.
1408 (c_add_case_label): Same.
1409 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
1410 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
1411 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
1412 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
1413 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
1414 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
1416 * stub-objc.c (objc_build_selector_expr): Same.
1417 (objc_build_throw_stmt): Same.
1418 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
1419 (c_parser_initelt): Same.
1420 (c_parser_compound_statement): Same.
1421 (c_parser_compound_statement_nostart): Same.
1422 (c_parser_label): Same.
1423 (c_parser_statement_after_labels): Same.
1424 (c_parser_if_body): Same.
1425 (c_parser_else_body): Same.
1426 (c_parser_if_statement): Same.
1427 (c_parser_switch_statement): Same.
1428 (c_parser_while_statement): Same.
1429 (c_parser_do_statement): Same.
1430 (c_parser_for_statement): Same.
1431 (c_parser_asm_statement): Same.
1432 (c_parser_conditional_expression): Same.
1433 (c_parser_binary_expression): Same.
1434 (c_parser_cast_expression): Same.
1435 (c_parser_unary_expression): Same.
1436 (c_parser_sizeof_expression): Same.
1437 (c_parser_alignof_expression): Same.
1438 (c_parser_postfix_expression): Same.
1439 (c_parser_expression): Same.
1440 (c_parser_objc_receiver): Same.
1441 (c_parser_omp_variable_list): Same.
1442 (c_parser_omp_structured_block): Same.
1443 (c_parser_omp_atomic): New argument.
1444 (c_parser_omp_barrier): Same.
1445 (c_parser_omp_critical): Same.
1446 (c_parser_omp_flush): Pass location on down.
1447 (c_parser_omp_for_loop): New argument.
1448 (c_parser_omp_for): Same.
1449 (c_parser_omp_master): Same.
1450 (c_parser_omp_ordered): Same.
1451 (c_parser_omp_sections_scope): Same.
1452 (c_parser_omp_sections): Same.
1453 (c_parser_omp_parallel): Same.
1454 (c_parser_omp_single): Same.
1455 (c_parser_omp_task): Same.
1456 (c_parser_omp_taskwait): Pass location on down.
1457 (c_parser_omp_construct): Same.
1458 (c_parser_omp_threadprivate): Same.
1459 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
1460 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
1461 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
1462 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
1463 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
1464 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
1465 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
1466 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
1467 config/i386/i386.c, stmt.c:
1468 Add location argument to the following function definitions and/or
1469 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
1470 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
1471 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
1472 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
1473 do_case, c_finish_bc_stmt, build_compound_literal,
1474 build_function_call.
1475 * c-decl.c (build_compound_literal): Add location argument.
1476 Make all diagnostic calls use location.
1477 (start_struct): Same.
1478 (finish_struct): Same.
1480 (build_enumerator): Same.
1481 (start_function): Same.
1482 (grokdeclarator): Make all diagnostic calls use location.
1483 (store_parm_decls_oldstyle): Same.
1484 * c-typeck.c (build_function_call): Add location argument.
1485 Make all diagnostic calls use location.
1487 (c_finish_bc_stmt): Same.
1488 * tree-nested.c (get_trampoline_type): Add argument.
1489 Pass location to build_decl.
1490 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
1491 * rtl.h (RTL_LOCATION): New.
1492 * c-common.c (c_add_case_label): Add location argument.
1493 Make all diagnostic calls use location.
1494 * c-common.h: Add location argument to make_fname_decl, do_case,
1495 c_add_case_label, build_function_call, resolve_overloaded_builtin.
1496 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
1497 Set it appropriately for every case. Pass enum_loc to start_enum
1498 call. Pass value_loc first to build_enumerator. Pass enum_loc to
1500 (c_parser_struct_or_union_specifier): Save location. Use it for
1501 start_struct, finish_struct, and parser_xref_tag.
1503 2009-06-12 Ian Lance Taylor <iant@google.com>
1505 * fold-const.c (fold_unary): Rename local variable and to and_expr.
1507 * c-opts.c (c_common_handle_option): For -Wc++-compat set
1508 cpp_opts->warn_cxx_operator_names.
1510 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1513 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
1514 is returns NULL and OP is a VCE, look through the VCE.
1516 2009-06-12 Ian Lance Taylor <iant@google.com>
1519 * collect2.c (main): Use CONST_CAST2 in code inside #if
1520 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
1522 2009-06-12 Joey Ye <joey.ye@intel.com>
1525 * cfgexpand.c (get_decl_align_unit): Update
1526 max_used_stack_slot_alignment with align instead of
1527 stack_alignment_needed.
1529 * function.c (assign_stack_local_1): Update
1530 max_used_stack_slot_alignment with alignment_in_bits instead
1531 of stack_alignment_needed.
1532 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
1535 2009-06-12 Jakub Jelinek <jakub@redhat.com>
1537 * dwarf2out.c (last_var_location_insn): New variable.
1538 (dwarf2out_end_epilogue): Clear last_var_location_insn.
1539 (dwarf2out_var_location): Don't record anything after last real
1540 insn. Only change labels if there were any real instructions
1541 in between last note and this one, or if changed sections.
1543 2009-06-11 Richard Henderson <rth@redhat.com>
1545 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
1546 note when storing the frame pointer in a register.
1547 (FRP): Don't redefine to nothing for epilogue.
1548 (alpha_expand_epilogue): Mark register and sp restores.
1549 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
1551 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
1552 when gen_lowpart is needed.
1554 2009-06-11 Richard Henderson <rth@redhat.com>
1556 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
1558 * dwarf2out.c (need_data_align_sf_opcode): New.
1559 (div_data_align): Move earlier.
1560 (def_cfa_1, reg_save): Use it.
1562 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
1565 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
1566 (ix86_handle_option): Handle OPT_mcrc32.
1567 (ix86_target_string): Add -mcrc32.
1568 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
1570 * config/i386/i386.h (TARGET_CRC32): New.
1572 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
1573 (sse4_2_crc32di): Likewise.
1575 * config/i386/i386.opt (mcrc32): New.
1577 * doc/invoke.texi: Document -mcrc32.
1579 2009-06-11 Richard Henderson <rth@redhat.com>
1581 * common.opt (gdwarf-): Accept a version number.
1582 * doc/invoke.texi (gdwarf-): Update docs.
1583 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
1584 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
1585 version level, and record it.
1587 * dwarf2.h (DW_CIE_VERSION): Remove.
1588 * dwarf2out.c (DWARF_VERSION): Remove.
1589 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
1590 (output_call_frame_info): Use CIE version 3 for dwarf3,
1591 or if the return register column is out of range for version 1.
1592 (dwarf_stack_op_name): Add all dwarf3 values.
1593 (DEBUG_PUBTYPES_SECTION): New.
1594 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
1595 encoding change for dwarf3.
1596 (output_die) [dw_val_class_die_ref]: Likewise.
1597 (output_compilation_unit_header): Emit correct version for dwarf3.
1598 (output_line_info): Likewise.
1599 (output_pubnames): Update for DWARF_VERSION removal.
1600 (output_aranges): Likewise.
1601 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
1602 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
1603 (dwarf2out_finish): Likewise.
1605 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1607 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
1610 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1613 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
1614 * builtins.c (expand_builtin_unreachable): New function.
1615 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
1616 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
1617 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
1619 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
1620 searching for missing barriers.
1622 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1624 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
1625 when -fprofile-generate* was passed.
1626 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1628 2009-06-11 Anthony Green <green@moxielogic.com>
1630 * config/moxie/moxie.md: Define length attribute for all instructions.
1632 (*b<cond:code>): Support limited branch ranges for new PC-relative
1633 branch instructions.
1634 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
1636 2009-06-11 Jakub Jelinek <jakub@redhat.com>
1638 * config/i386/i386.c (min_insn_size): Use get_attr_length
1639 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
1642 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
1643 instead of emit_insn_before.
1645 2009-06-10 Ian Lance Taylor <iant@google.com>
1648 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
1651 2009-06-10 Revital Eres <eres@il.ibm.com>
1653 * passes.c (init_optimization_passes): Reschedule
1654 predictive-commoning pass before complete unroll pass.
1656 2009-06-10 Martin Jambor <mjambor@suse.cz>
1658 * cgraph.c (cgraph_node_can_be_local_p): New function.
1659 (cgraph_make_node_local): New function.
1660 * cgraph.h (cgraph_node_can_be_local_p): Declare.
1661 (cgraph_make_node_local): Declare.
1663 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
1665 * tree.h (tree_base): Add packed_flag and user_align fields.
1666 Decrease size of spare field.
1667 (TYPE_USER_ALIGN): Use user_align from tree_base.
1668 (DECL_USER_ALIGN): Likewise.
1669 (TYPE_PACKED): Use packed_flag from tree_base.
1670 (DECL_PACKED): Likewise.
1671 (tree_type): Delete packed_flag and user_align fields. Widen
1672 precision field. Widen mode field and shuffle fields to align
1673 mode on an 8-bit boundary.
1674 (tree_decl_common): Delete decl_flag_1 and user_align fields.
1675 Renumber decl_flag_* fields. Fix comments. Widen
1676 decl_common_unused field.
1677 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
1678 (DECL_EXTERNAL): Likewise.
1679 (DECL_BIT_FIELD): Likewise.
1680 (DECL_NONADDRESSABLE_P): Likewise.
1681 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
1682 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
1684 2009-06-10 Ian Lance Taylor <iant@google.com>
1686 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
1687 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
1688 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
1689 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
1690 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
1691 DEF_VEC_ALLOC_FUNC_P.
1692 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
1693 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
1694 DEF_VEC_ALLOC_FUNC_O.
1695 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
1696 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
1697 DEF_VEC_ALLOC_FUNC_I.
1698 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
1699 (vec_stack_p_reserve_exact_1): Declare.
1700 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
1701 (vec_stack_free): Declare.
1702 (VEC_stack_alloc): Define.
1703 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
1704 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
1705 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
1706 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
1708 (stack_vecs): New static variable.
1709 (vec_stack_p_reserve_exact_1): New function.
1710 (vec_stack_o_reserve_1): New static function.
1711 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
1712 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
1713 (vec_stack_free): New function.
1714 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
1715 (VEC_df_ref_stack_alloc): Define.
1716 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
1717 DEF_VEC_ALLOC_P_STACK.
1718 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
1719 (struct df_collection_rec): Change _vec fields to VEC. Remove
1721 (df_free_collection_rec): Adjust for new fields.
1722 (df_insn_rescan): Use new df_collection_rec fields.
1723 (df_notes_rescan, df_canonize_collection_rec): Likewise.
1724 (df_ref_create_structure, df_ref_record): Likewise.
1725 (df_get_conditional_uses, df_get_call_refs): Likewise.
1726 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
1727 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
1728 (df_record_exit_block_uses, df_bb_verify): Likewise.
1729 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
1730 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
1731 Remove count parameter. Change return type to void. Change all
1733 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
1734 Remove count parameter. Change return type to void. Change all
1736 (df_install_refs): Change old_vec parameter to VEC. Remove count
1737 parameter. Change all callers.
1738 (df_install_mws): Change old_vec parameter to VEC. Remove count
1739 parameter. Change all callers.
1740 (df_refs_verify): Change new_rec parameter to VEC. Change call
1742 (df_mws_verify): Likewise.
1744 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
1746 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
1748 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
1750 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
1752 2009-06-10 Anthony Green <green@moxielogic.com>
1754 * config/moxie/crti.asm: New file.
1755 * config/moxie/crtn.asm: New file.
1756 * config/moxie/moxie.c: New file.
1757 * config/moxie/moxie.h: New file.
1758 * config/moxie/sfp-machine.h: New file.
1759 * config/moxie/moxie-protos.h: New file.
1760 * config/moxie/t-moxie: Created.
1761 * config/moxie/t-moxie-softfp: Created.
1762 * config/moxie/moxie.md: Created.
1763 * config/moxie/constraints.md: Created.
1764 * config.gcc: Add moxie support.
1765 * doc/md.texi (Machine Constraints): Add moxie constraints.
1766 * doc/contrib.texi (Contributors): Mention moxie port.
1767 * doc/install.texi (Specific): Mention the moxie port.
1769 2009-06-09 Ian Lance Taylor <iant@google.com>
1771 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
1773 * optabs.c (optab_table): Only use designated initializers if
1774 HAVE_DESIGNATED_INITIALIZERS is defined.
1775 (convert_optab_table): Likewise.
1776 (init_optabs): Always call init_insn_codes if
1777 HAVE_DESIGNATED_INITIALIZERS is not defined.
1779 2009-06-09 Ian Lance Taylor <iant@google.com>
1781 * targhooks.c (default_builtin_vectorized_function): Change fn
1782 parameter to unsigned int.
1783 (default_builtin_vectorized_conversion): Change code parameter to
1785 (default_builtin_reciprocal): Change fn parameter to unsigned int.
1786 * targhooks.h: Update declarations.
1787 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
1788 parameter to unsigned int.
1790 * c-typeck.c (comptypes_check_enum_int): New static function.
1791 (comptypes_internal): Add enum_and_int_p parameter. Change all
1793 (comp_target_types): Add location parameter. Change all callers.
1794 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
1796 (function_types_compatible_p, type_lists_compatible_p): Likewise.
1797 (build_conditional_expr): Add colon_loc parameter. Change all
1799 (convert_for_assignment): Add location parameter. Change all callers.
1800 * c-parser.c (c_parser_conditional_expression): Pass location of
1801 colon to build_conditional_expr.
1802 * c-tree.h (build_conditional_expr): Update declaration.
1804 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1806 * graphite.c: Revert previous patch.
1808 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1811 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1813 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
1815 * tree-ssa-loop-prefetch.c
1816 (loop_prefetch_arrays): Fixed a portability problem in printf format
1819 2009-06-09 Martin Jambor <mjambor@suse.cz>
1821 PR tree-optimization/40351
1822 * tree-sra.c (propagate_subacesses_accross_link): Check that a
1823 refrence to a potential artifical subaccess can be constructed.
1825 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1827 * config/sh/sh-protos.h (sh_optimization_options): Declare.
1828 (sh_override_options): Likewise.
1829 * config/sh/sh.c: Include params.h.
1830 (sh_optimization_options): New.
1831 (sh_override_options): Likewise.
1832 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
1833 (OVERRIDE_OPTIONS): Use sh_override_options.
1835 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1837 * dwarf2out.c (emit_cfa_remember): New variable.
1838 (add_fde_cfi): If emit_cfa_remember, recurse to add
1839 DW_CFA_remember_state first.
1840 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
1841 instead just set emit_cfa_remember.
1843 2009-06-08 Jan Hubicka <jh@suse.cz>
1846 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
1848 2009-06-08 Jan Hubicka <jh@suse.cz>
1851 * cgraphunit.c (save_inline_function_body): Do not copy transform
1852 hooks for saved inline bodies.
1853 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
1856 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
1858 * jump.c (returnjump_p): Handle delayed branches. Add missing
1861 2009-06-08 Jan Hubicka <jh@suse.cz>
1864 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
1865 original node might've been modified.
1866 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
1868 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1870 * tree-object-size.c (addr_object_size): Add OSI argument.
1871 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
1872 (compute_builtin_object_size, expr_object_size): Adjust callers.
1873 (plus_stmt_object_size): Call addr_object_size instead of
1874 compute_builtin_object_size.
1876 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
1877 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1879 * tree-ssa-loop-prefetch.c
1880 (gather_memory_references): Introduced a counter for the number of
1882 (anything_to_prefetch_p): Introduced a counter for the number of
1884 (is_loop_prefetching_profitable): New function with a cost model
1886 (loop_prefetch_arrays): Use the new cost model to determine if
1887 prefetching is profitable.
1888 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
1889 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1890 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
1891 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1892 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
1893 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1895 2009-06-08 Michael Matz <matz@suse.de>
1898 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
1899 partitions use the same.
1900 (expand_one_var): Deal with DECL_RTL sometimes begin set also
1901 for basevars of SSA_NAMEs.
1902 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
1903 to not expand them twice.
1904 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
1907 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
1909 * common.opt (fcompare-debug=, fcompare-debug-second): New.
1910 (fdump-final-insns=, gtoggle): New.
1911 * doc/invoke.texi: Document them.
1912 * final.c (rest_of_clean_state): Dump final insn stream.
1913 * gcc.c (invoke_as): Hook in -fcompare-debug.
1914 (static_spec_functions): Add compare-debug-dump-opt,
1915 compare-debug-self-opt and compare-debug-auxbase-opt.
1916 (compare_debug, compare_debug_second, compare_debug_opt): New.
1917 (switches_debug_check, n_switches_debug_check): New.
1918 (debug_auxbase_opt, debug_check_temp_file): New.
1919 (process_command): Handle -fno-compare-debug, -fcompare-debug and
1921 (do_self_spec): Handle arguments after switches.
1922 (do_spec_1): Add .gk extension to temp file basenames for compare.
1923 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
1924 (cc1_options): Use it instead of normal auxbase computation for
1925 the second compare-debug compilation.
1926 (compare_files): New.
1927 (main): Set up and implement compare debug mode.
1928 (compare_debug_dump_opt_spec_function): New.
1929 (compare_debug_self_opt_spec_function): New.
1930 (compare_debug_auxbase_opt_spec_function): New.
1931 * toplev.c (process_options): Handle flag_gtoggle,
1932 flag_dump_final_insns.
1933 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
1934 during -fcompare-debug-second compilation.
1936 2009-06-07 Ian Lance Taylor <iant@google.com>
1938 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
1939 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
1941 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
1942 with no default node. Change warning with %H to warning_at.
1943 Don't clear warn_switch around case checking.
1944 * doc/invoke.texi (Warning Options): Clarify distinction between
1945 -Wswitch and -Wswitch-enum.
1947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1949 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
1951 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1953 * gbl-ctors.h: Add header guard.
1955 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1957 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
1958 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
1959 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
1960 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
1961 prototypes for removed functions.
1962 (expressions_equal_p): Move to ...
1963 * tree-ssa-sccvn.h: ... here and ...
1964 * matrix-reorg.c: ... adjust includes.
1966 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1968 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
1970 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1972 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
1973 (finish_function): Remove erroneous whitespace.
1975 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1977 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
1978 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
1980 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1982 * errors.c (internal_error): Commentary typo fix.
1983 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
1984 * tree-ssa-pre.c: Ditto.
1986 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1988 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
1989 them is supposed to hold actual statements.
1991 2009-06-06 Ian Lance Taylor <iant@google.com>
1993 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
1994 empty statements can now have attributes.
1996 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
1998 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
1999 * config/mips/mips.md: Ditto.
2001 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2003 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
2005 (__eabi_uconvert): Likewise.
2007 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2009 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
2010 CFI_* definitions with IN_GCC.
2012 2009-06-05 David Edelsohn <edelsohn@gnu.org>
2014 * xcoffout.h (xcoffout_source_line): Update prototype.
2016 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2018 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
2019 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2021 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2024 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
2025 inlined_function_outer_scope_p blocks for artificial inlines
2027 * tree.c (tree_nonartificial_location): Rewrite using
2028 block_nonartificial_location.
2030 2009-06-05 Revital Eres <eres@il.ibm.com>
2031 Leehod Baruch <leehod@il.ibm.com>
2033 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2034 (expand_expr_real_1): Remove comment.
2035 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2036 Vectorize misaligned access when the target supports it.
2037 (vect_supportable_dr_alignment): Check for unaligned access support.
2038 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2041 2009-06-05 Julian Brown <julian@codesourcery.com>
2043 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2044 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2046 2009-06-05 Richard Guenther <rguenther@suse.de>
2049 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2052 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2054 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2055 (save_gprs): Don't tell unwinder when a global register is saved.
2056 (s390_emit_epilogue): Emit needed epilogue unwind info.
2058 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2060 * dwarf2out.c (deferred_asm_name): New.
2061 (add_name_and_src_coords_attributes): Defer creation of
2062 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2064 (move_linkage_attr): New.
2065 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2068 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2070 * tree-nested.c (finalize_nesting_tree_1): Declare the
2071 frame_decl in the binding tree.
2073 2009-06-04 Cary Coutant <ccoutant@google.com>
2075 * basic-block.h (struct basic_block_def): Add discriminator field.
2076 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2078 * debug.c (do_nothing_debug_hooks): Add additional entry.
2079 (debug_nothing_int_charstar_int): New function.
2080 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2081 (debug_nothing_int_charstar_int): New declaration.
2082 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2083 discriminator value in .loc directive.
2084 * final.c (last_discriminator): New variable.
2085 (discriminator): New variable.
2086 (final_start_function): Initialize above variables, pass current
2087 discriminator to debug hook.
2088 (notice_source_line): Check for discriminator change.
2089 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2090 * sdbout.c (sdbout_source_line): New parameter.
2091 * tree-cfg.c (struct locus_discrim_map): New structure type.
2092 (discriminator_per_locus): New hash table.
2093 (build_gimple_cfg): Allocate and free discriminator hash table.
2094 (make_edges): Call assign_discriminator.
2095 (locus_map_hash): New function.
2096 (locus_map_eq): New function.
2097 (next_discriminator_for_locus): New function.
2098 (same_line_p): New function.
2099 (assign_discriminator): New function.
2100 (make_cond_expr_edges): Call assign_discriminator.
2101 (make_gimple_switch_edges): Likewise.
2102 (first_non_label_stmt): New function.
2103 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2105 * xcoffout.c (xcoffout_source_line): Add new parameter.
2107 * configure.ac (gcc_cv_as_discriminator): New configury check for
2108 gas support for discriminator.
2109 * configure: Regenerate.
2110 * config.in: Regenerate.
2112 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2114 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2115 val after checking for integers.
2117 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2121 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
2122 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
2123 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
2124 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
2125 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
2126 X64_SSE_REGPARM_MAX.
2127 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
2128 X64_SSE_REGPARM_MAX.
2130 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2132 * gcc.c (report_times_to_file): New.
2133 (execute): Implement it.
2134 (process_command): Support -time=.
2135 * doc/invoke.texi: Document it.
2137 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2139 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
2140 that have value exprs.
2142 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2144 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
2145 declarations for constants until...
2146 (dw2_output_indirect_constant_1): ... this point.
2148 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
2151 * arm.md (arm_addsi3): Don't try to split an add with an
2152 eliminable register until after reload has completed.
2154 2009-06-03 Ian Lance Taylor <iant@google.com>
2156 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
2157 * genattrtab.c (write_length_unit_log): Likewise.
2158 * genchecksum.c (dosum): Likewise.
2159 * gengtype.c (write_rtx_next): Likewise.
2160 (finish_root_table, write_roots): Likewise.
2161 * gimple.c (gimple_ops_offset_): Likewise.
2162 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
2163 * config/arc/arc.c (arc_attribute_table): Likewise.
2164 * config/arm/arm.c (arm_attribute_table): Likewise.
2165 * config/avr/avr.c (avr_attribute_table): Likewise.
2166 * config/crx/crx.c (crx_attribute_table): Likewise.
2167 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
2168 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
2169 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
2170 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
2171 * config/sh/sh.c (sh_attribute_table): Likewise.
2172 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
2173 * config/spu/spu.c (spu_attribute_table): Likewise.
2174 * config/v850/v850.c (v850_attribute_table): Likewise.
2176 * config/alpha/alpha.c (vms_attribute_table): Make static.
2177 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
2178 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
2179 * config/mips/mips.c (mips_attribute_table): Likewise.
2181 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
2183 (cc1-checksum.o): Likewise.
2185 2009-06-03 Steve Ellcey <sje@cup.hp.com>
2187 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2189 2009-06-03 Jakub Jelinek <jakub@redhat.com>
2191 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
2192 insn if it is changing sp. Use gen_add3_insn instead of
2193 conditionally gen_addsi3 and gen_adddi3.
2194 (offset_below_red_zone_p): New static inline function.
2195 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
2196 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
2197 * config/rs6000/ppc-asm.h: Include auto-host.h.
2198 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
2199 CFI_RESTORE): Define.
2200 * config/rs6000/crtresxgpr.asm: Add unwind info.
2201 * config/rs6000/crtresxfpr.asm: Likewise.
2202 * config/rs6000/crtresgpr.asm: Likewise.
2203 * config/rs6000/crtresfpr.asm: Likewise.
2204 * config/rs6000/crtsavgpr.asm: Likewise.
2205 * config/rs6000/crtsavfpr.asm: Likewise.
2207 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
2208 argument of DWARF2_FRAME_REG_OUT macros.
2210 2009-06-03 Julian Brown <julian@codesourcery.com>
2212 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
2213 words or less (including TImode) in core registers.
2215 2009-06-03 Richard Guenther <rguenther@suse.de>
2218 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2220 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
2222 * statistics.c (statistics_counter_event): Do not record event
2223 in pass dump if its number == -1.
2224 (curr_statistics_hash): Add assert that we never get passes
2225 with static number == -1.
2227 2009-06-03 Richard Guenther <rguenther@suse.de>
2228 Andrey Belevantsev <abel@ispras.ru>
2230 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
2231 non-BLKmode arrays addressable.
2233 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
2235 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
2236 * config/m68k/m68k.h: ... here.
2237 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
2240 2009-06-03 Martin Jambor <mjambor@suse.cz>
2242 PR tree-optimization/40323
2243 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
2246 2009-06-03 Richard Guenther <rguenther@suse.de>
2248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2251 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
2253 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2254 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
2255 JUMP_TABLE_DATA_P where applicable.
2256 * config/sh/sh.c: Ditto.
2257 * config/sh/sh.h: Ditto.
2258 * config/sh/sh.md: Ditto.
2259 * config/sh/symbian.c: Ditto.
2261 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/driver-i386.c (describe_cache): Optimize
2264 concatenation of strings. Use snprintf instead of sprintf.
2265 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
2266 target when not compiling with GCC.
2268 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2270 * config/sh/sh.c: Revert last change.
2271 (sh_expand_epilogue): Emit a blockage insn before the frame
2272 pointer adjustment unconditionally.
2274 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2276 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
2277 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
2278 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
2279 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
2280 to COLLECT_GCC_OPTIONS.
2282 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2284 * collect2.c (target_system_root): New variable.
2285 (main): Handle --sysroot=.
2286 (ignore_library): Strip the sysroot from the library path.
2288 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2290 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
2291 (collect2.o): Depend on collect2-aix.h.
2292 (collect2-aix.o): New rule.
2293 * collect2-aix.h: New file.
2294 * collect2-aix.c: Likewise.
2295 * collect2.c: Include collect2-aix.h. Don't undefine
2296 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
2297 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
2298 Use TARGET_AIX_VERSION instead of _AIX51.
2299 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
2300 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
2301 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
2302 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
2303 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
2305 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2307 * collect2.c (ignore_library): Avoid premature post-increment
2310 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2312 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
2313 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
2314 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
2315 CROSS_DIRECTORY_STRUCTURE too.
2316 (LINK_LIBG_SPEC): Likewise.
2317 (LIB_SPEC): Add %R to sysroot paths.
2318 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
2319 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
2320 * config/rs6000/aix51.h: As for aix43.h.
2321 * config/rs6000/aix52.h: Likewise.
2322 * config/rs6000/aix53.h: Likewise.
2323 * config/rs6000/aix61.h: Likewise.
2324 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
2325 to the beginning of sysroot paths.
2327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2329 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
2330 INSN_LISTs that are out of the REG_NOTE range.
2332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2334 * loop-unroll.c (struct iv_to_split): Add pointer to next.
2335 (struct var_to_expand): Likewise.
2336 (struct opt_info): Add head and tail for linked lists of the above.
2337 (analyze_insn_to_expand_var): Initialize next.
2338 (analyze_iv_to_split_insn): Likewise.
2339 (analyze_insns_in_loop): Create linked lists.
2340 (allocate_basic_variable): Simplify for use without hash table.
2341 (insert_var_expansion_initialization): Likewise, make it type-safer.
2342 (combine_var_copies_in_loop_exit): Likewise.
2343 (apply_opt_in_copies): Walk lists rather than hash tables.
2344 (release_var_copies): Simplified and inlined by hand into...
2345 (free_opt_info): ... this function.
2347 2009-06-02 Richard Guenther <rguenther@suse.de>
2349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2352 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2354 * cfgexpand.c (gimple_expand_cfg): Discard the source location
2355 only for builtins that are not overridden.
2357 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2359 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
2362 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2364 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
2366 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2368 * combine.c (move_deaths): Compare LUIDs within the same BB only.
2370 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2372 * common.opt (fdump-unnumbered-links): New.
2373 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
2374 * print-rtl.c (flag_dump_unnumbered_links): New.
2375 (print_rtx): Test it.
2377 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
2379 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
2380 push/pop multiple to 8-byte alignment.
2382 2009-06-01 Jakub Jelinek <jakub@redhat.com>
2384 * config/i386/i386.c (queued_cfa_restores): New static variable.
2385 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
2387 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
2388 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
2389 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
2390 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
2391 note unconditionally.
2392 (ix86_emit_restore_regs_using_mov): Likewise.
2393 (ix86_emit_restore_sse_regs_using_mov): Likewise.
2394 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
2395 it through to ix86_emit_restore_reg_using_pop.
2396 (ix86_emit_leave): Add RED_OFFSET argument. Call
2397 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
2398 instead of adding REG_CFA_OFFSET note unconditionally.
2399 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
2400 the above functions. Call ix86_add_queued_cfa_restore_notes when
2403 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
2404 force output of the label even for dwarf2out_do_cfi_asm.
2405 (add_fde_cfi): If -g2 and above and cfi might change CFA,
2406 force creation of CFI label and chain DW_CFA_set_loc jumping to it
2407 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
2409 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2410 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
2411 dwarf2out_cfi_label callers.
2412 * tree.h (dwarf2out_cfi_label): Adjust prototype.
2413 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
2414 Adjust dwarf2out_cfi_label callers.
2415 * config/vax/vax.c (vax_output_function_prologue): Likewise.
2417 * config/i386/i386.h (struct machine_cfa_state,
2418 struct machine_function): Guard with ifndef USED_FOR_TARGET
2419 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
2422 * emutls.c (__emutls_get_address): Change arr->size to mean number
2423 of allocated arr->data entries instead of # of slots + 1.
2426 * recog.c (peep2_reinit_state): New function.
2427 (peephole2_init_state): Use it at the end of a basic block and also
2428 when seeing a RTX_FRAME_RELATED_P insn.
2430 2009-06-01 Steve Ellcey <sje@cup.hp.com>
2432 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
2433 fixuns_truncrfdi2): New.
2434 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
2435 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
2436 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
2437 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
2438 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
2439 *recip_approx): Remove.
2440 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
2441 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
2442 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
2444 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
2447 2009-06-01 Ian Lance Taylor <iant@google.com>
2449 * attribs.c (register_attribute): Use CONST_CAST.
2450 * collect2.c (main): Use CONST_CAST2.
2451 (scan_prog_file): Likewise.
2452 * gcc.c (process_command, main): Likewise.
2453 * toplev.c (toplev_main): Likewise.
2455 * c-typeck.c (handle_warn_cast_qual): New static function,
2456 partially broken out of build_c_cast.
2457 (build_c_cast): Call handle_warn_cast_qual.
2458 * doc/invoke.texi (Warning Options): Document new effect of
2461 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
2463 * diagnostic.c (diagnostic_build_prefix): Always print columns.
2464 (diagnostic_report_current_module): Print columns.
2465 * common.opt (flag_show_column): Enable by default.
2467 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
2469 * alias.c (find_base_term): Check for NULL term before returning.
2471 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2473 Revert due to PR40320:
2474 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2475 * calls.c (emit_library_call_value_1): Don't force_operand for move
2478 2009-06-01 Olivier Hainque <hainque@adacore.com>
2479 Eric Botcazou <ebotcazou@adacore.com>
2481 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
2482 to be processed as a bitfield for constructor output purposes.
2483 * output.h (initializer_constant_valid_for_bitfield_p): Declare
2485 * varasm.c (oc_local_state): New type, output_constructor
2486 local state to support communication with helpers.
2487 (oc_outer_state): New type, output_constructor outer state of
2488 relevance in recursive calls.
2489 (output_constructor_array_range): New output_constructor helper,
2490 extracted code for an array range element.
2491 (output_constructor_regular_field): New output_constructor helper,
2492 extracted code for an element that is not a bitfield.
2493 (output_constructor_bitfield): New output_constructor helper,
2494 extracted code for a bitfield element. Accept an OUTER state
2495 argument for recursive processing. Recurse on record or array
2496 CONSTRUCTOR values, possibly past noop conversions.
2497 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
2498 VALUE is a valid constant-valued expression for use in a static
2499 bit-field initializer.
2500 (output_constructor): Rework to use helpers. Accept and honor an
2501 OUTER state argument for recursive calls. Return total size. Be
2502 prepared for nested constructors initializing bitfields.
2503 (output_constant): Feed OUTER in calls to output_constructor.
2505 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2507 * calls.c (emit_library_call_value_1): Don't force_operand for move
2510 2009-06-01 Nick Clifton <nickc@redhat.com>
2512 * doc/invoke.texi (IA-64 Options): Fix typo.
2514 2009-06-01 Ira Rosen <irar@il.ibm.com>
2516 PR tree-optimization/39129
2517 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
2519 (vect_do_peeling_for_loop_bound): Use
2520 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2521 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2522 (vect_loop_versioning): Likewise.
2523 (vect_create_cond_for_alias_checks): Fix indentation.
2524 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
2526 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
2527 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
2528 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
2529 "control flow in loop".
2530 (vect_estimate_min_profitable_iters): Use
2531 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2532 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2533 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2534 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
2535 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
2536 statement belongs to a group of strided accesses with the exact code
2538 (vectorizable_load): Likewise.
2539 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
2540 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2542 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
2544 * config/freebsd-stdint.h: New file.
2545 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
2546 Add freebsd-stdint.h to tm_file.
2548 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
2550 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
2551 (thumb2_extendhidi2): Likewise.
2553 2009-05-31 Ian Lance Taylor <iant@google.com>
2555 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2557 2009-05-31 Ian Lance Taylor <iant@google.com>
2559 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
2560 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
2561 (ipa-reference.o): Depend upon gt-ipa-reference.h.
2563 2009-05-31 Jason Merrill <jason@redhat.com>
2565 * tree-pretty-print.c (print_call_name): Take the callee, not the
2566 call itself. Make non-static. Use dump_function_name for functions.
2567 (dump_generic_node): Adjust.
2568 * diagnostic.h: Declare print_call_name.
2569 * gimple-pretty-print.c (dump_gimple_call): Use it.
2571 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2573 * config/sh/sh.md (ashldi3_std): New define_expand.
2576 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2579 * config/sh/sh.c: Include debug.h.
2580 (sh_expand_epilogue): Emit a blockage insn before the frame
2581 pointer adjustment also when dwarf2out_do_frame returns true.
2583 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
2585 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
2586 (thumb2_extendqidi2): New pattern.
2588 2009-05-31 Ira Rosen <irar@il.ibm.com>
2590 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
2591 mark phis for renaming.
2592 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
2593 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
2594 Call mark_sym_for_renaming.
2595 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
2596 * tree-vect-loop.c (vect_transform_loop): Remove
2597 vect_memsyms_to_rename initialization and a call to
2598 mark_set_for_renaming.
2600 2009-05-31 Jakub Jelinek <jakub@redhat.com>
2603 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
2604 frame related even if !set_cfa && style < 0.
2606 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
2608 * config/i386/mingw-tls.c: New file.
2609 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
2610 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
2611 defining _WIN32 but not __CYGWIN__.
2613 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2615 * configure.ac: Add MPC support.
2617 * config.in, configure: Regenerate.
2619 2009-05-29 Richard Henderson <rth@redhat.com>
2621 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
2622 NOTE_INSN_BASIC_BLOCK.
2623 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
2624 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
2625 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
2627 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
2629 (add_cfi): Disable check redefining cfa away from drap.
2630 (lookup_cfa_1): Add remember argument; handle remember/restore.
2631 (lookup_cfa): Pass remember argument.
2632 (cfa_remember): New.
2633 (compute_barrier_args_size_1): Remove sibcall check.
2634 (dwarf2out_frame_debug_def_cfa): New.
2635 (dwarf2out_frame_debug_adjust_cfa): New.
2636 (dwarf2out_frame_debug_cfa_offset): New.
2637 (dwarf2out_frame_debug_cfa_register): New.
2638 (dwarf2out_frame_debug_cfa_restore): New.
2639 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
2640 (dwarf2out_begin_epilogue): New.
2641 (dwarf2out_frame_debug_restore_state): New.
2642 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
2643 DW_CFA_restore_state.
2644 (output_cfi_directive): Likewise.
2645 (convert_cfa_to_fb_loc_list): Likewise.
2646 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
2647 * dwarf2out.h: Update.
2648 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
2649 (copy_insn_1): Early out for null.
2650 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
2651 and dwarf2out_frame_debug_restore_state.
2652 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
2653 (prologue_insn_hash, epilogue_insn_hash): New.
2654 (free_after_compilation): Adjust freeing accordingly.
2655 (record_insns): Create hash table if needed; push insns into
2656 hash instead of array.
2657 (maybe_copy_epilogue_insn): New.
2658 (contains): Search hash table instead of array.
2659 (sibcall_epilogue_contains): Remove.
2660 (thread_prologue_and_epilogue_insns): Split eh_return insns
2661 and mark them as epilogues.
2662 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
2663 scanning in terms of basic blocks.
2664 * insn-notes.def (CFA_RESTORE_STATE): New.
2665 * jump.c (returnjump_p_1): Accept EH_RETURN.
2666 (eh_returnjump_p_1, eh_returnjump_p): New.
2667 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
2668 CFA_REGISTER, CFA_RESTORE): New.
2669 * rtl.def (EH_RETURN): New.
2670 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
2672 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
2673 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
2675 * config/i386/i386.c (gen_push): Update cfa state.
2676 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
2677 add a CFA_ADJUST_CFA note.
2678 (ix86_dwarf_handle_frame_unspec): Remove.
2679 (ix86_expand_prologue): Update cfa state.
2680 (ix86_emit_restore_reg_using_pop): New.
2681 (ix86_emit_restore_regs_using_pop): New.
2682 (ix86_emit_leave): New.
2683 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
2684 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
2685 * config/i386/i386.h (struct machine_cfa_state): New.
2686 (ix86_cfa_state): New.
2687 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
2688 (eh_return_internal): Merge from eh_return_<mode>,
2689 use eh_return rtx, split w/ epilogue.
2691 2009-05-29 Ian Lance Taylor <iant@google.com>
2693 * builtins.c (validate_gimple_arglist): Don't use va_arg with
2695 * calls.c (emit_library_call_value_1): Likewise.
2697 * c-typeck.c (c_build_va_arg): New function.
2698 * c-tree.h (c_build_va_arg): Declare.
2699 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
2700 instead of build_va_arg.
2702 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
2704 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
2705 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
2706 (ptr_difference_cost): Use affine combinations to compute it.
2707 (difference_cost): Likewise.
2708 (get_computation_cost_at): Compute more accurate cost for addresses
2709 if the ratio is a multiplier allowed in addresses.
2710 For non-addresses, consider that an additional offset or symbol is
2713 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2715 * config/i386/i386.c (ix86_decompose_address): Avoid useless
2716 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
2718 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
2719 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
2720 (prefix_rex): For UNIT_MMX don't imply the prefix by default
2722 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
2723 to 1 for TYPE_SSE{IADD1,CVT1}.
2724 (prefix_vex_imm8): Removed.
2725 (length_vex): Only pass 1 as second argument to
2726 ix86_attr_length_vex_default if prefix_extra is 0.
2727 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
2728 (length): For prefix vex computation use length_immediate
2729 attribute instead of prefix_vex_imm8.
2730 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
2731 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
2732 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
2733 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
2734 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
2735 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
2736 a space in between the operands.
2737 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
2738 if one operand is 0xff and the other one si, di, bp or sp.
2739 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
2740 other one si, di, bp or sp.
2741 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
2742 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
2743 type and mode attributes.
2744 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
2745 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
2746 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
2747 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
2748 prefix_data16 attribute iff MODE_DF.
2749 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
2750 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
2751 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
2752 constm128_operand in length_immediate computation.
2753 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
2754 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
2755 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
2756 length_immediate attribute to 1.
2757 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
2758 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
2759 for certain alternatives.
2760 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
2761 prefix_data16 attribute if MODE_V1DF.
2762 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
2763 length_immediate to 1.
2764 (set_got_rex64, set_rip_rex64): Remove length attribute, set
2765 length_address to 4, set mode attribute to MODE_DI.
2766 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
2767 (fxam<mode>2_i387): Set length attribute to 4.
2768 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
2769 *prefetch_3dnow_rex): Override length_address attribute.
2770 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
2772 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
2773 (constm128_operand): Removed.
2774 * config/i386/i386.c (memory_address_length): For
2775 disp && !index && !base in 64-bit mode account for SIB byte if
2776 print_operand_address can't optimize disp32 into disp32(%rip)
2777 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
2778 for fs: or gs: segment.
2779 (ix86_attr_length_immediate_default): When checking if shortform
2780 is possible, truncate immediate to the length of the non-shortened
2782 (ix86_attr_length_address_default): Ignore MEM_P operands
2784 (ix86_attr_length_vex_default): Only check for DImode on
2785 GENERAL_REG_P operands.
2786 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
2787 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
2788 (sse_cvttps2pi): Clear prefix_rep attribute.
2789 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
2791 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
2792 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
2793 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
2794 iff operand 2 is const_int_operand.
2795 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
2796 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
2797 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
2799 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
2801 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
2802 prefix_data16 attribute for movlpd and movhpd instructions.
2803 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
2804 length_immediate for shufpd instruction.
2805 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
2806 (avx_cmpp<avxmodesuffixf2c><mode>3,
2807 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
2808 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
2809 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
2810 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
2811 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
2812 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
2813 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
2814 prefix_data16 attribute for the first alternative to 1.
2815 (*avx_loadlps): Override length_immediate for the first alternative.
2816 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
2817 attributes for second alternative.
2818 (*vec_concatv2sf_sse4_1): Override length_immediate and
2819 prefix_data16 attributes for second alternative.
2820 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
2821 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
2822 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
2823 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
2824 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
2825 prefix_data16 and length_immediate to 1.
2826 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
2828 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
2829 prefix_extra attribute for variants that don't have 0f prefix alone.
2830 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
2831 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
2832 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
2833 *sse4_1_pextrd): Set length_immediate to 1.
2834 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
2835 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
2837 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
2838 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
2839 length_immediate to 1 for second alternative.
2840 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
2841 prefix_extra and length_immediate attributes for the first
2843 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
2845 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
2846 to 1 for the first and third alternative.
2847 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
2849 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
2851 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
2853 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
2854 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
2855 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
2856 *avx_psign<mode>3): Set prefix_extra attribute to 1.
2857 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
2858 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
2859 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
2860 ssse3_psign<mode>3): Override prefix_rex attribute.
2861 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
2862 (ssse3_palignrti): Override length_immediate to 1.
2863 (ssse3_palignrdi): Override length_immediate to 1, override
2864 prefix_rex attribute.
2865 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
2866 (sse4a_extrqi): Override length_immediate to 2.
2867 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
2868 (sse4a_insertq): Override prefix_data16 to 0.
2869 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
2870 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
2871 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
2872 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
2873 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
2874 and length_immediate to 1.
2875 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
2876 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
2877 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
2878 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
2879 and length_immediate to 1.
2880 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
2881 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
2882 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
2883 avx_ptest256): Override prefix_extra to 1.
2884 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
2885 Override prefix_data16 and length_immediate to 1.
2886 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
2887 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
2888 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
2889 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
2890 prefix_data16 to 0 and prefix_extra to 2.
2891 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
2892 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
2894 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
2895 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
2896 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
2897 and prefix_extra to 2.
2898 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
2899 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
2900 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
2901 avx_vpermilvar<mode>3,
2902 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
2903 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
2904 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
2905 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
2906 Override prefix_extra to 1.
2907 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
2908 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
2909 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
2910 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
2911 prefix_extra and length_immediate to 1.
2912 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
2914 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
2915 to 1 for the first alternative.
2916 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
2917 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
2919 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
2920 *movv2sf_internal_avx, *movv2sf_internal): Override
2921 prefix_rep attribute for certain alternatives.
2922 (*mov<mode>_internal): Override prefix_rep or prefix_data16
2923 attributes for certain alternatives.
2924 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
2925 attributes for certain alternatives.
2926 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
2927 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
2928 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
2929 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
2930 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
2931 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
2932 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
2933 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
2934 length_immediate to 1 if operand 2 is const_int_operand.
2935 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
2936 *vec_extractv2si_1): Set length_immediate attribute to 1.
2937 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
2938 using old 3DNOW insn rather than SSE/3DNOW_A.
2939 (mmx_emms, mmx_femms): Clear modrm attribute.
2941 2009-05-29 Martin Jambor <mjambor@suse.cz>
2943 * tree-sra.c: New implementation of SRA.
2945 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
2946 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
2947 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
2948 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
2949 (SRA_MAX_STRUCTURE_COUNT): Removed.
2950 (SRA_FIELD_STRUCTURE_RATIO): Removed.
2951 * doc/invoke.texi (sra-max-structure-size): Removed.
2952 (sra-field-structure-ratio): Removed.
2954 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2957 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
2960 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
2962 PR rtl-optimization/40101
2963 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
2964 seqno. Adjust comment.
2965 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
2966 inserting bookkeeping before a jump, the jump is not scheduled.
2967 When no positive seqno found, provide a value. Add comment.
2969 2009-05-29 Richard Guenther <rguenther@suse.de>
2971 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
2972 short-cutting on the first component.
2974 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2977 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
2978 for trees other than decls/types.
2980 2009-05-29 Richard Guenther <rguenther@suse.de>
2982 * tree-ssa-operands.c (get_expr_operands): Do not handle
2983 INDIRECT_REFs in the handled-component case. Remove
2984 unused get_ref_base_and_extent case.
2985 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
2986 tree_low_cst and host_integerp where possible.
2987 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
2988 codes for equivalence.
2989 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
2991 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
2993 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
2994 to tmake_file for i[34567]86-*-cygwin*.
2996 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2999 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
3000 (altivec_categorize_keyword, init_vector_keywords,
3001 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
3004 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
3006 * tree.c (handle_dll_attribute): Check if node is
3007 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
3009 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
3011 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
3013 (thumb2_zero_extendqidi2): Likewise.
3015 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
3017 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
3018 instead of gen_movrt.
3019 * config/sh/sh.md (movrt): Remove.
3021 2009-05-28 Steve Ellcey <sje@cup.hp.com>
3023 * doc/invoke.texi (IA-64 Options):
3024 Add -msdata, -mfused-madd, -mno-inline-float-divide,
3025 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
3026 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
3027 -msched-prefer-non-control-spec-insns,
3028 -msched-stop-bits-after-every-cycle,
3029 -msched-count-spec-in-critical-path,
3030 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
3031 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
3032 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3033 and -msched-spec-verbose.
3035 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3037 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3038 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3040 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3042 2009-05-28 Richard Guenther <rguenther@suse.de>
3044 * tree-ssa-alias.c (ao_ref_init): New function.
3045 (ao_ref_base): Likewise.
3046 (ao_ref_base_alias_set): Likewise.
3047 (ao_ref_alias_set): Likewise.
3048 (refs_may_alias_p_1): Change signature.
3049 (refs_may_alias_p): Adjust.
3050 (refs_anti_dependent_p): Likewise.
3051 (refs_output_dependent_p): Likewise.
3052 (call_may_clobber_ref_p_1): Change signature.
3053 (call_may_clobber_ref_p): Adjust.
3054 (stmt_may_clobber_ref_p_1): New function split out from ...
3055 (stmt_may_clobber_ref_p): ... here.
3056 (maybe_skip_until): Adjust signature.
3057 (get_continuation_for_phi): Likewise.
3058 (walk_non_aliased_vuses): Likewise.
3059 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3060 (ao_ref_init): Declare.
3061 (ao_ref_base): Likewise.
3062 (ao_ref_alias_set): Likewise.
3063 (stmt_may_clobber_ref_p_1): Likewise.
3064 (walk_non_aliased_vuses): Adjust.
3065 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3066 (get_ref_from_reference_ops): remove.
3067 (vn_reference_lookup_2): Adjust signature.
3068 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3069 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3070 (vn_reference_lookup): Adjust.
3071 (vn_reference_insert): Likewise.
3072 (vn_reference_insert_pieces): Adjust signature.
3073 (visit_reference_op_call): Adjust.
3074 * tree-ssa-pre.c (get_expr_type): Simplify.
3075 (phi_translate_1): Adjust.
3076 (compute_avail): Likewise.
3077 (translate_vuse_through_block): Do not re-build trees.
3078 (value_dies_in_block_x): Likewise.
3079 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3081 (vn_reference_lookup_pieces): Adjust declaration.
3082 (vn_reference_insert_pieces): Likewise.
3084 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3086 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3087 with checking disabled.
3089 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3093 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3094 macro definition for support of three-operand format aligned
3095 .comm directive in assembler on cygwin/pe/mingw target OS.
3096 * configure: Regenerate.
3097 * config.h: Regenerate.
3099 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3100 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3101 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3103 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3104 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3106 2009-05-28 Ira Rosen <irar@il.ibm.com>
3108 PR tree-optimization/40254
3109 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3110 in analysis of basic blocks.
3112 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3115 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3116 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3117 (TARGET_INITIALIZER): Use it.
3118 * cse.c (CHEAPER): Move it up to the other macros.
3119 (insert): Rename this ...
3120 (insert_with_costs): ... to this. Add cost parameters. Update
3122 (insert): New function. Call insert_with_costs.
3123 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
3124 find_reg_offset_for_const, try_const_anchors): New functions.
3125 (cse_insn): Call try_const_anchors. Adjust cost of src_related
3126 when using a const-anchor. Call insert_const_anchors.
3127 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
3128 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
3130 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3132 * tree-inline.c (remap_decls): Enable nonlocalized variables
3133 when not optimizing.
3135 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3137 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
3138 Simplify other tests involving optimize.
3140 2009-05-27 Tom Tromey <tromey@redhat.com>
3142 * unwind-dw2.c (_Unwind_DebugHook): New function.
3143 (uw_install_context): Call _Unwind_DebugHook.
3145 2009-05-27 Tom Tromey <tromey@redhat.com>
3147 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
3149 2009-05-27 Ian Lance Taylor <iant@google.com>
3151 * Makefile.in (LINKER, LINKER_FLAGS): Define.
3152 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
3153 (ALL_LINKERFLAGS): Define.
3154 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
3155 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3156 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
3157 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3158 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
3159 $(LINKER_FOR_BUILD).
3160 (build/gcov-iov$(build_exeext)): Likewise.
3162 2009-05-27 Julian Brown <julian@codesourcery.com>
3164 * gcse.c (target.h): Include.
3165 (can_assign_to_reg_without_clobbers_p): Check that the target allows
3166 copy of argument to a pseudo register.
3168 2009-05-27 Diego Novillo <dnovillo@google.com>
3170 * tree-ssa-live.c (dump_scope_block): Document arguments.
3171 (dump_scope_blocks): Document.
3172 (debug_scope_blocks): New.
3173 * tree-flow.h (debug_scope_blocks): Declare.
3175 2009-05-21 Denis Chertykov <denisc@overta.ru>
3177 * doc/contrib.texi (Contributors): Add myself to the list.
3179 2009-05-27 Olivier Hainque <hainque@adacore.com>
3181 * expr.c (target_align): New function. Alignment the TARGET of an
3182 assignment may be assume to have.
3183 (highest_pow2_factor_for_target): Use it instead of relying on
3184 immediate tree attributes of TARGET, not necessarily honored when
3185 intermediate bitfields are involved.
3187 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
3190 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3191 AVX, SSE4, AES, PCLMUL and POPCNT.
3193 2009-05-27 Diego Novillo <dnovillo@google.com>
3195 * tree-pretty-print.c (dump_location): New.
3196 (dump_generic_node): Call it.
3197 Factor code to handle BLOCK nodes ...
3198 (dump_block_node): ... here.
3200 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
3202 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
3204 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
3206 * gcc-plugin.h: Include config.h and system.h.
3207 (IN_GCC): Define if not defined.
3209 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
3212 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
3215 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
3217 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
3219 * config/m32r/m32r.h: Ditto.
3220 * config/m32r/m32r.md: Ditto.
3221 * config/m32r/predicates.md: Ditto.
3223 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
3225 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
3227 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
3230 (Loading plugins): typo.
3231 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
3232 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3233 (Interacting with the GCC Garbage Collector): Added new section.
3234 (Giving information about a plugin): Added new section for
3236 * ggc.h (ggc_register_root_tab): Added declaration.
3237 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
3238 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
3239 (register_callback): Improved comment in declaration.
3240 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
3241 (extra_root_vec) Added static variable for dynamic roots registration.
3242 (ggc_register_root_tab) Added new routine.
3243 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
3244 PLUGIN_GGC_MARKING event.
3245 * ggc-zone.c: Include plugin.h.
3246 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3247 * ggc-page.c: Include plugin.h.
3248 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3249 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
3250 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
3251 (register_callback): check lack of callbacks for
3252 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
3253 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
3254 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
3255 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3256 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
3257 dependency on plugin.h.
3258 (plugin.o): Added dependency on ggc.h...
3260 2009-05-26 Richard Guenther <rguenther@suse.de>
3264 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3265 with mismatched comparison modes.
3267 * expr.c (expand_expr_real_1): Expand the operand of a
3268 VIEW_CONVERT_EXPR in its natural mode.
3270 2009-05-26 Ian Lance Taylor <iant@google.com>
3272 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
3273 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
3274 (ALL_COMPILERFLAGS): Define.
3275 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
3276 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3277 (collect2$(exeext), collect2.o): Likewise.
3278 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
3279 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
3280 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
3281 (libbackend.o, intl.o, cppdefault.o): Likewise.
3282 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3283 (build/%.o): Use $(COMPILER_FOR_BUILD).
3284 (build/gen%$(build_exeext)): Likewise.
3285 (build/gcov-iov$(build_exeext)): LIkewise.
3286 * config/t-darwin (darwin.o): Use $(COMPILER).
3287 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
3288 * config/t-sol2 (sol2-c.o): Likewise.
3290 * config/t-vxworks (vxworks.o): Likewise.
3291 * config/x-darwin (host-darwin.o): Likewise.
3292 * config/x-hpux (host-hpux.o): Likewise.
3293 * config/x-linux (host-linux.o): Likewise.
3294 * config/x-solaris (host-solaris.o): Likewise.
3295 * config/alpha/x-alpha (driver-alpha.o): Likewise.
3296 * config/arm/t-arm (arm-c.o): Likewise.
3297 * config/arm/t-pe (pe.o): Likewise.
3298 * config/arm/t-wince-pe (pe.o): Likewise.
3299 * config/i386/t-cygming (winnt.o): Likewise.
3300 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
3301 * config/i386/t-cygwin (cygwin1.o): Likewise.
3302 (cygwin2.o): Likewise.
3303 * config/i386/t-i386 (i386-c.o): Likewise.
3304 * config/i386/t-interix (winnt.o): Likewise.
3305 * config/i386/t-netware (netware.o): Likewise.
3306 * config/i386/t-nwld (nwld.o): Likewise.
3307 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
3308 * config/i386/x-i386 (driver-i386.o): Likewise.
3309 * config/i386/x-cygwin (host-cygwin.o): Likewise.
3310 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
3311 * config/ia64/t-ia64 (ia64-c.o): Likewise.
3312 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
3313 * config/mips/x-native (driver-native.o): Likewise.
3314 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
3315 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
3316 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
3317 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
3318 * config/score/t-score-elf (score7.o): Likewise.
3319 (score3.o): Likewise.
3320 * config/sh/t-sh (sh-c.o): Likewise.
3321 * config/sh/t-symbian (sh-c.o): Likewise.
3322 (symbian.o): Likewise.
3323 * config/spu/t-spu-elf (spu-c.o): Likewise.
3324 * config/v850/t-v850 (v850-c.o): Likewise.
3325 * config/v850/t-v850e (v850-c.o): Likewise.
3327 2009-05-26 Richard Guenther <rguenther@suse.de>
3329 PR tree-optimization/40122
3330 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
3331 VECTOR_CSTs if possible.
3332 (fold_gimple_assign): Likewise.
3334 2009-05-26 Richard Guenther <rguenther@suse.de>
3337 * fold-const.c (fold_binary): Use the correct types for building
3340 2009-05-26 Richard Guenther <rguenther@suse.de>
3342 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
3343 redundant calls to merge_alias_info.
3344 (bump_vector_ptr): Likewise.
3345 * tree-ssa-copy.c (merge_alias_info): Remove.
3346 (replace_exp_1): Remove call to merge_alias_info.
3347 (propagate_tree_value): Likewise.
3348 (fini_copy_prop): Propagate points-to info.
3349 * tree-flow.h (merge_alias_info): Remove.
3351 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3353 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
3355 2009-05-25 Jan Hubicka <jh@suse.cz>
3357 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3358 * cgraph.h (struct inline_summary): New filed self_wize,
3359 size_inlining_benefit, self_time and time_inlining_benefit.
3360 (struct cgraph_global_info): Replace insns by time ans size fields.
3361 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3362 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3363 (ipcp_update_callgraph): Do not touch function bodies.
3364 * ipa-inline.c: Include except.h
3365 (MAX_TIME): New constant.
3366 (overall_insns): Remove.
3368 (overall_size, max_benefit): New static variables.
3369 (cgraph_estimate_time_after_inlining): New function.
3370 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3371 (cgraph_clone_inlined_nodes): Update size.
3372 (cgraph_mark_inline_edge): Update size.
3373 (cgraph_estimate_growth): Use size info.
3374 (cgraph_check_inline_limits): Check size.
3375 (cgraph_default_inline_p): Likewise.
3376 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3377 (cgraph_decide_recursive_inlining): Check size.
3378 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3380 (cgraph_decide_inlining): Likewise.
3381 (cgraph_decide_inlining_incrementally): Likewise; honor
3382 PARAM_EARLY_INLINING_INSNS.
3383 (likely_eliminated_by_inlining_p): New predicate.
3384 (estimate_function_body_sizes): New function.
3385 (compute_inline_parameters): Use it.
3386 * except.c (must_not_throw_labels): New function.
3387 * except.h (must_not_throw_labels): Declare.
3388 * tree-inline.c (init_inline_once): Kill inlining_weigths
3389 * tree-ssa-structalias.c: Avoid uninitialized warning.
3390 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3391 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3392 (PARAM_INLINE_CALL_COST): Remove.
3393 (PARAM_EARLY_INLINING_INSNS): New.
3395 2009-05-25 Richard Guenther <rguenther@suse.de>
3397 PR tree-optimization/36327
3398 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
3399 callback for reference translation or lookup at the point of may-defs.
3400 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
3401 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
3402 for union COMPONENT_REFs.
3403 (vn_reference_lookup_3): New callback. Lookup from memset
3404 and CONSTRUCTOR assignment, translate through struct copies.
3405 (vn_reference_lookup_pieces): Make sure to not free the
3406 passed operands array. Adjust walk_non_aliased_vuses call.
3407 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
3408 make sure we do not leak memory.
3410 2009-05-25 Richard Guenther <rguenther@suse.de>
3412 * tree-ssa-alias.h (dump_points_to_solution): Declare.
3413 * tree-inline.c (expand_call_inline): Reset the escaped and
3415 * tree-ssa-structalias.c (pass_build_ealias): New.
3416 * tree-pass.h (pass_build_ealias): Declare.
3417 * passes.c (init_optimization_passes): Add PTA during
3418 early optimizations.
3419 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
3420 and CALLUSED solutions.
3421 (dump_points_to_solution): New function, split out from ...
3422 (dump_points_to_info_for): ... here.
3423 * tree-parloops.c (parallelize_loops): Reset the escaped and
3426 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3429 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
3430 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
3432 2009-05-25 Ira Rosen <irar@il.ibm.com>
3434 PR tree-optimization/40238
3435 * tree-vect-stmts.c (vect_init_vector): Insert initialization
3436 statements after basic block's labels.
3437 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
3438 to free the allocated memory.
3440 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
3442 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
3443 return address with a USE.
3445 2009-05-24 Richard Guenther <rguenther@suse.de>
3448 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
3449 array type from the main variant of the inner type.
3451 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3453 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
3454 definition to bool (from int) to un-break build.
3455 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
3457 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
3459 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
3460 discard_stmt_changes): Delete.
3461 * tree-ssa-operands.c (scb_stack): Delete.
3462 (init_ssa_operands): Do not initialize it.
3463 (fini_ssa_operands): Do not free it.
3464 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
3466 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
3467 update_stmt, remove the others. Fix comments.
3468 * tree-dfa.c (optimize_stack_restore): Likewise.
3469 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
3470 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
3471 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3472 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
3474 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3475 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3476 (dom_opt_finalize_block): Likewise, adjusting access to
3478 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
3479 (stmts_to_rescan): Change item type to gimple.
3480 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
3482 2009-05-24 Ira Rosen <irar@il.ibm.com>
3484 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
3485 * tree-pass.h (pass_slp_vectorize): New pass.
3486 * params.h (SLP_MAX_INSNS_IN_BB): Define.
3487 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
3488 * tree-vectorizer.c (timevar.h): Include.
3489 (user_vect_verbosity_level): Declare.
3490 (vect_location): Fix comment.
3491 (vect_set_verbosity_level): Update user_vect_verbosity_level
3492 instead of vect_verbosity_level.
3493 (vect_set_dump_settings): Add an argument. Ignore user defined
3494 verbosity if dump flags require higher level of verbosity. Print to
3495 stderr only for loop vectorization.
3496 (vectorize_loops): Update call to vect_set_dump_settings.
3497 (execute_vect_slp): New function.
3498 (gate_vect_slp): Likewise.
3499 (struct gimple_opt_pass pass_slp_vectorize): New.
3500 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
3502 (vec_info_for_bb): New function.
3503 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
3504 (VECTORIZATION_ENABLED): New macro.
3505 (SLP_ENABLED, SLP_DISABLED): Likewise.
3506 (vect_is_simple_use): Add bb_vec_info argument.
3507 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
3508 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
3509 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
3510 vect_schedule_slp, vect_analyze_slp): Likewise.
3511 (vect_analyze_stmt): Add slp_tree argument.
3512 (find_bb_location): Declare.
3513 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3514 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
3515 (vect_analyze_loop_operations, vect_analyze_loop,
3516 get_initial_def_for_induction, vect_create_epilog_for_reduction,
3517 vect_finalize_reduction, vectorizable_reduction,
3518 vectorizable_live_operation, vect_transform_loop): Likewise.
3519 * tree-data-ref.c (dr_analyze_innermost): Update comment,
3520 skip evolution analysis if analyzing a basic block.
3521 (dr_analyze_indices): Likewise.
3522 (initialize_data_dependence_relation): Skip the test whether the
3523 object is invariant for basic blocks.
3524 (compute_all_dependences): Skip dependence analysis for data
3525 references in basic blocks.
3526 (find_data_references_in_stmt): Don't fail in case of invariant
3527 access in basic block.
3528 (find_data_references_in_bb): New function.
3529 (find_data_references_in_loop): Move code to
3530 find_data_references_in_bb and add a call to it.
3531 (compute_data_dependences_for_bb): New function.
3532 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
3533 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
3535 (vect_analyze_data_ref_dependence): Check for interleaving in case of
3536 unknown dependence in basic block and fail in case of dependence in
3538 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
3539 dependence instances from either loop or basic block vectorization
3541 (vect_compute_data_ref_alignment): Check if it is loop vectorization
3542 before calling nested_in_vect_loop_p.
3543 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
3544 dependence instances from either loop or basic block vectorization
3546 (vect_verify_datarefs_alignment): Likewise.
3547 (vect_enhance_data_refs_alignment): Adjust function calls.
3548 (vect_analyze_data_refs_alignment): Likewise.
3549 (vect_analyze_group_access): Fix printing. Skip different checks if
3550 DR_STEP is 0. Keep strided stores either in loop or basic block
3551 vectorization data structure. Fix indentation.
3552 (vect_analyze_data_ref_access): Fix comments, allow zero step in
3554 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
3555 dependence instances from either loop or basic block vectorization
3557 (vect_analyze_data_refs): Update comment. Call
3558 compute_data_dependences_for_bb to analyze basic blocks.
3559 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
3560 case of loop vectorization. In case of basic block vectorization use
3561 data-ref itself as a base.
3562 (vect_create_data_ref_ptr): In case of basic block vectorization:
3563 don't advance the pointer, add new statements before the current
3564 statement. Adjust function calls.
3565 (vect_supportable_dr_alignment): Support only aligned accesses in
3566 basic block vectorization.
3567 * common.opt (ftree-slp-vectorize): New flag.
3568 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
3569 (vect_pattern_recog_1): Likewise.
3570 * tree-vect-stmts.c (process_use): Likewise.
3571 (vect_init_vector): Add new statements in the beginning of the basic
3572 block in case of basic block SLP.
3573 (vect_get_vec_def_for_operand): Adjust function calls.
3574 (vect_finish_stmt_generation): Likewise.
3575 (vectorizable_call): Add assert that it is loop vectorization, adjust
3577 (vectorizable_conversion, vectorizable_assignment): Likewise.
3578 (vectorizable_operation): In case of basic block SLP, take
3579 vectorization factor from statement's type and skip the relevance
3580 check. Adjust function calls.
3581 (vectorizable_type_demotion): Add assert that it is loop
3582 vectorization, adjust function calls.
3583 (vectorizable_type_promotion): Likewise.
3584 (vectorizable_store): Check for outer loop only in case of loop
3585 vectorization. Adjust function calls. For basic blocks, skip the
3586 relevance check and don't advance pointers.
3587 (vectorizable_load): Likewise.
3588 (vectorizable_condition): Add assert that it is loop vectorization,
3589 adjust function calls.
3590 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
3591 that it is not reduction, get vector type, call only supported
3592 functions, skip loop specific parts.
3593 (vect_transform_stmt): Check for outer loop only in case of loop
3595 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
3596 (vect_is_simple_use): Fix comment, add new argument, fix conditions
3597 for external definition.
3598 * passes.c (pass_slp_vectorize): New pass.
3599 * tree-vect-slp.c (find_bb_location): New function.
3600 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
3601 check for patterns only in loops.
3602 (vect_build_slp_tree): Add argument, adjust function calls, fail in
3603 case of multiple types in basic block SLP.
3604 (vect_mark_slp_stmts_relevant): New function.
3605 (vect_supported_load_permutation_p): Fix comment.
3606 (vect_analyze_slp_instance): Add argument. In case of basic block
3607 SLP, take vectorization factor from statement's type, check that
3608 unrolling factor is 1. Adjust function call. Save SLP instance in
3609 either loop or basic block vectorization structure. Return FALSE,
3611 (vect_analyze_slp): Add argument. Get strided stores groups from
3612 either loop or basic block vectorization structure. Return FALSE
3613 if basic block SLP failed.
3614 (new_bb_vec_info): New function.
3615 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
3616 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
3617 (vect_schedule_slp): Add argument. Get SLP instances from either
3618 loop or basic block vectorization structure. Set vectorization factor
3619 to be 1 for basic block SLP.
3620 (vect_slp_transform_bb): New function.
3621 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
3623 2009-05-23 Mark Mitchell <mark@codesourcery.com>
3625 * final.c (shorten_branches): Do not align labels for jump tables.
3626 (final_scan_insn): Use JUMP_TABLE_DATA_P.
3628 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
3630 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
3631 Remove outdated reference to flow.c and fix nits.
3632 * doc/gccint.texi: Tweak RTL description.
3633 * doc/rtl.texi: Likewise.
3635 2009-05-23 Denis Chertykov <chertykov@gmail.com>
3637 * config/avr/avr.c: Change my email address.
3638 * config/avr/avr.h: Likewise.
3639 * config/avr/avr.md: Likewise.
3640 * config/avr/avr-protos.h: Likewise.
3641 * config/avr/libgcc.S: Likewise.
3643 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3645 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
3646 (spu_split_load, spu_split_store): Change return type to int.
3647 (spu_split_convert): Declare.
3648 * config/spu/predicates.md (spu_mem_operand): Remove.
3649 (spu_mov_operand): Update.
3650 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
3651 * config/spu/spu.c (regno_aligned_for_load): Remove.
3652 (reg_aligned_for_addr, spu_expand_load): Define.
3653 (spu_expand_extv): Reimplement and handle MEM.
3654 (spu_expand_insv): Handle MEM.
3655 (spu_sched_reorder): Handle insn's with length 0.
3656 (spu_legitimate_address_p): Reimplement.
3657 (store_with_one_insn_p): Return TRUE for any mode with size
3658 larger than 16 bytes.
3659 (address_needs_split): Define.
3660 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
3662 (spu_convert_move): Define.
3663 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
3664 (spu_split_store): Change all MEM's to TImode.
3665 (spu_init_expanders): Preallocate registers that correspond to
3666 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
3668 (spu_split_convert): Define.
3669 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
3670 (_move<mode>, _movdi, _movti): Update predicate and condition.
3671 (load, store): Change to define_split.
3672 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
3674 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
3675 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
3676 define_insn_and_split of lshr<mode>3.
3677 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
3678 (<v>ashr<mode>3_imm): Define.
3679 (extv, extzv, insv): Allow MEM operands.
3680 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
3681 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
3682 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
3683 (_spu_convert2): Change to define_insn_and_split and remove the
3684 corresponding define_peephole2.
3685 (stack_protect_set, stack_protect_test, stack_protect_test_si):
3686 Change predicates to memory_operand.
3688 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3690 * config/arm/thumb2.md: Add 16-bit multiply instructions.
3692 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3694 PR tree-optimization/40219
3695 * tree.c (iterative_hash_expr): Make sure the builtin function is
3696 a normal builtin function and not a front end or back end builtin
3697 before indexing into the built_in_decls array.
3699 2009-05-22 Richard Guenther <rguenther@suse.de>
3702 * alias.c (write_dependence_p): Do not use TBAA for answering
3703 anti-dependence or output-dependence.
3704 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
3705 (emit_pointer_definition): Remove.
3706 (emit_alias_warning): Likewise.
3707 (find_what_var_points_to): Remove TBAA pruning code.
3708 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
3710 (compute_points_to_sets): Remove code computing the set of
3711 dereferenced pointers.
3712 * tree-data-ref.c (dr_may_alias_p): Properly use the split
3713 oracle for querying anti and output dependencies.
3714 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
3715 if TBAA may be applied.
3716 (refs_anti_dependent_p): New function.
3717 (refs_output_dependent_p): Likewise.
3718 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
3719 (refs_output_dependent_p): Likewise.
3720 * doc/tree-ssa.texi (Memory model): New section.
3721 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3722 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3723 * cfgexpand.c (expand_gimple_basic_block): Do not handle
3724 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
3725 * expr.c (expand_expr_real_1): Likewise.
3726 * gimple-low.c (lower_stmt): Likewise.
3727 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
3728 (dump_gimple_cdt): Remove.
3729 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3730 (gimple_size): Likewise.
3731 (walk_gimple_op): Likewise.
3732 (is_gimple_stmt): Likewise.
3733 (walk_stmt_load_store_addr_ops): Likewise.
3734 (gimple_build_cdt): Remove.
3735 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3736 * gimple.h (gimple_cdt_new_type): Remove.
3737 (gimple_cdt_new_type_ptr): Likewise.
3738 (gimple_cdt_set_new_type): Likewise.
3739 (gimple_cdt_location): Likewise.
3740 (gimple_cdt_location_ptr): Likewise.
3741 (gimple_cdt_set_location): Likewise.
3742 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3743 * tree-cfg.c (remove_useless_stmts_1): Do not handle
3744 GIMPLE_CHANGE_DYNAMIC_TYPE.
3745 (verify_types_in_gimple_stmt): Likewise.
3746 * tree-inline.c (estimate_num_insns): Likewise.
3747 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
3748 (copy_decl_to_var): Likewise.
3749 (copy_result_decl_to_var): Likewise.
3750 * tree-pretty-print.c (dump_generic_node): Do not handle
3751 CHANGE_DYNAMIC_TYPE_EXPR.
3752 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3753 * tree-ssa-operands.c (get_expr_operands): Likewise.
3754 * tree-ssa-structalias.c (struct variable_info): Remove
3755 no_tbaa_pruning member.
3756 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
3757 (unify_nodes): Do not copy it.
3758 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3759 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
3760 (set_uids_in_ptset): Do not check it.
3761 (find_what_var_points_to): Likewise.
3762 (compute_tbaa_pruning): Remove.
3763 (compute_points_to_sets): Do not call it.
3764 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3765 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3766 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
3767 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
3768 (DECL_NO_TBAA_P): Likewise.
3769 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
3770 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
3771 (expand_omp_atomic_pipeline): Do not set it.
3772 * print-tree.c (print_node): Do not dump it.
3773 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3776 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
3779 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
3782 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3784 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
3787 2009-05-22 Ben Elliston <bje@au.ibm.com>
3789 * Makefile.in (bversion.h, s-bversion): New targets.
3790 (TOPLEV_H): Add bversion.h.
3791 * toplev.h: Include "bversion.h".
3792 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
3793 the __format__ attribute only if compiling with the same version
3794 of GCC as the sources (the "build version").
3796 2009-05-22 Ben Elliston <bje@au.ibm.com>
3798 * c-format.c (handle_format_attribute): Fix comment typo.
3800 2009-05-21 Steve Ellcey <sje@cup.hp.com>
3803 * config/ia64/ia64.opt (mfused-madd): New.
3804 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
3805 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
3806 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
3807 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
3808 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
3809 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
3810 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
3811 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
3812 instruction if !TARGET_FUSED_MADD.
3813 (fpma, fpms): Remove colon from name.
3815 2009-05-22 Richard Guenther <rguenther@suse.de>
3817 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
3818 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
3819 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
3821 (create_expression_by_pieces): Only convert if necessary.
3822 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
3823 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
3825 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
3827 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
3828 regular pattern from a template and rename it ...
3829 (*extzv_truncsi_exts): ... to this.
3831 2009-05-21 Richard Guenther <rguenther@suse.de>
3833 * cgraph.h (struct cgraph_node): Remove inline_decl member.
3834 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
3835 (cgraph_default_inline_p): Likewise.
3836 (cgraph_decide_inlining_incrementally): Likewise.
3838 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
3839 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/cpuid.h (bit_MOVBE): New.
3843 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
3845 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
3846 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
3847 (ix86_handle_option): Handle OPT_mmovbe.
3848 (ix86_target_string): Add -mmovbe.
3849 (pta_flags): Add PTA_MOVBE.
3850 (processor_alias_table): Add PTA_MOVBE to "atom".
3851 (override_options): Handle PTA_MOVBE.
3853 * config/i386/i386.h (TARGET_MOVBE): New.
3855 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
3856 (*bswapsi_movbe): New.
3857 (*bswapdi_movbe): Likewise.
3858 (bswapdi2): Renamed to ...
3860 (bswapdi2): New expander.
3862 * config/i386/i386.opt (mmovbe): New.
3864 * doc/invoke.texi: Document -mmovbe.
3866 2009-05-21 Taras Glek <tglek@mozilla.com>
3868 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
3869 * gcc-plugin.h (plugin_init): Updated signature.
3870 * gcc-plugin.h (plugin_name_args): Moved to this header.
3871 * doc/plugins.texi (plugin_init): Updated documention to reflect
3873 * doc/plugins.texi (plugin_name_args): Added to documention.
3875 2009-05-21 Mark Mitchell <mark@codesourcery.com>
3877 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
3878 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
3880 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
3882 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
3883 JUMP_TABLE_DATA_P predicates where applicable.
3884 * config/i386/predicates.md: Ditto.
3885 * config/i386/sse.md: Ditto.
3887 2009-05-21 Jakub Jelinek <jakub@redhat.com>
3889 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
3890 operand2 -128 override length_immediate attribute to 1.
3891 * config/i386/predicates.md (constm128_operand): New predicate.
3893 * config/i386/i386.c (memory_address_length): Handle %r12
3894 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
3896 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
3897 mode look through optional ZERO_EXTEND and SUBREG.
3898 * config/i386/i386.md (R12_REG): New define_constant.
3899 (prefix_data16): For sse unit set also for MODE_TI insns.
3900 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
3901 insns set if operand 1 is ext_QIreg_operand.
3902 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
3903 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
3905 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
3906 mode from MODE_DI to MODE_SI.
3907 (movdi_1_rex64): Override modrm and length_immediate attributes
3908 only for movabs (TYPE_IMOV, alternative 2).
3909 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
3910 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
3911 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
3912 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
3913 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
3914 prefix_rex attribute if DImode.
3915 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
3916 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3917 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
3918 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
3919 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
3920 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
3921 Likewise. For TYPE_IMOV clear length_immediate attribute.
3922 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
3923 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
3924 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
3925 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3926 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
3927 or one operand TYPE_ISHIFT.
3928 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
3929 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
3930 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
3931 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
3932 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
3933 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
3934 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
3935 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
3936 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
3937 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
3938 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
3939 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
3940 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
3941 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
3942 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
3943 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
3944 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
3945 set mode attribute, don't override length attribute.
3946 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
3948 (return_internal_long): Set length attribute to 2 instead of 1.
3949 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
3950 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
3951 prefix_rex attribute.
3952 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
3954 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
3956 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3958 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
3960 2009-05-20 Ian Lance Taylor <iant@google.com>
3962 * tree.c (build_tree_list_vec_stat): New function.
3963 (ctor_to_vec): New function.
3964 (build_nt_call_vec): New function.
3965 (build_call_array): Change args to be a const pointer.
3966 (build_call_vec): New function.
3967 * tree.h (build_nt_call_vec): Declare.
3968 (build_tree_list_vec_stat): Declare.
3969 (build_tree_list_vec): Define.
3970 (build_call_array): Update declaration.
3971 (build_call_vec): Declare.
3972 (ctor_to_vec): Declare.
3973 * c-common.c (tree_vector_cache): New static variable.
3974 (make_tree_vector): New function.
3975 (release_tree_vector): New function.
3976 (make_tree_vector_single): New function.
3977 (make_tree_vector_copy): New function.
3978 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
3979 (make_tree_vector_single, make_tree_vector_copy): Declare.
3980 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
3981 (c_parser_expr_list): Don't manage cache here, instead call
3983 (c_parser_release_expr_list): Remove static function.
3984 (c_parser_vec_to_tree_list): Remove static function.
3985 (c_parser_attributes): Call build_tree_list_vec instead of
3986 c_parser_vec_to_tree_list. Call release_tree_vector instead of
3987 c_parser_release_expr_list.
3988 (c_parser_postfix_expression_after_primary): Likewise.
3989 (c_parser_objc_keywordexpr): Likewise.
3991 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
3993 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
3994 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
3995 TARGET_CONVERT_TO_TYPE.
3996 * hooks.c (hook_tree_const_tree_null): Define.
3997 * hooks.h (hook_tree_const_tree_null): Declare.
3998 * target.h (struct gcc_target): Add invalid_parameter_type,
3999 invalid_return_type, promoted_type, and convert_to_type fields.
4000 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
4001 (TARGET_INVALID_RETURN_TYPE): Define.
4002 (TARGET_PROMOTED_TYPE): Define.
4003 (TARGET_CONVERT_TO_TYPE): Define.
4004 (TARGET_INITIALIZER): Update for new fields.
4005 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
4006 (grokparms): Check targetm.invalid_parameter_type.
4007 * c-typeck.c (default_conversion): Check targetm.promoted_type.
4008 * c-convert.c (convert): Check targetm.convert_to_type.
4010 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
4012 * config/mips/mips.md (*extenddi_truncate<mode>,
4013 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
4015 (*extendhi_truncateqi): New define_insn_and_sptit.
4017 2009-05-20 Jakub Jelinek <jakub@redhat.com>
4020 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
4021 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
4023 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
4025 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
4026 the operand of VIEW_CONVERT_EXPR.
4028 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
4030 * config/i386/driver-i386.c (host_detect_local_cpu): Check
4031 extended family and model for Intel processors. Support Intel Atom.
4033 2009-05-20 Olivier Hainque <hainque@adacore.com>
4035 * gstab.h (stab_code_type): Define, to be used instead of the
4036 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4038 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4039 occurrences by stab_code_type.
4040 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4042 2009-05-20 Martin Jambor <mjambor@suse.cz>
4044 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4045 (sra_insert_before): Likewise.
4046 (sra_insert_after): Likewise.
4047 (sra_init_cache): Likewise.
4048 (sra_type_can_be_decomposed_p): Likewise.
4049 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4050 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4051 (sra_insert_before): Likewise.
4052 (sra_insert_after): Likewise.
4053 (sra_init_cache): Likewise.
4054 (insert_edge_copies_seq): Made static and moved upwards.
4056 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4059 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4061 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4062 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4065 2009-05-20 Richard Guenther <rguenther@suse.de>
4067 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4068 with mismatched comparison modes.
4070 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4072 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4073 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4074 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4075 with shifts for Thumb2.
4076 (orsi_notsi): New for orn.
4077 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4078 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4079 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4080 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4081 Don't invert remainder for IOR.
4083 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4085 PR tree-optimization/40087
4086 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4087 number_of_iterations_ne): Rename never_infinite argument.
4088 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4089 number_of_iterations_le): Handle pointer-type ivs when
4090 exit_must_be_taken is false.
4091 (number_of_iterations_cond): Do not always assume that
4092 exit_must_be_taken if the control variable is a pointer.
4094 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4096 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4097 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4099 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4101 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4102 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4104 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4107 * c.opt (Wlogical-op): Disabled by default.
4108 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4110 * doc/invoke.texi (Wlogical-op): Likewise.
4112 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4114 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4116 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4117 Propagate the type of the first operand.
4118 <ASSERT_EXPR>: Simplify.
4119 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4120 Rewrite using the RHS code as discriminant.
4121 <NOP_EXPR>: Turn into CASE_CONVERT.
4122 <PLUS_EXPR>: Propagate the type of the first operand.
4124 2009-05-19 Steve Ellcey <sje@cup.hp.com>
4126 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
4127 (ia64_dconst_0_375): New.
4128 * config/ia64/ia64.c (ia64_override_options): Remove
4129 -minline-sqrt-min-latency warning.
4130 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
4131 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
4132 * config/ia64/ia64.md (*sqrt_approx): Remove.
4133 (sqrtsf2): Remove #if 0.
4134 (sqrtsf2_internal_thr): Rewrite and move to div.md.
4135 (sqrtdf): Remove assert.
4136 (sqrtdf2_internal_thr): Rewrite and move to div.md.
4137 (sqrtxf2): Remove #if 0.
4138 (sqrtxf2_internal_thr): Rewrite and move to div.md.
4139 * div.md (sqrt_approx_rf): New.
4140 (sqrtsf2_internal_thr): New implementation.
4141 (sqrtsf2_internal_lat): New.
4142 (sqrtdf2_internal_thr: New implementation.
4143 (sqrtxf2_internal): New implementation.
4145 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
4146 Hans-Peter Nilsson <hp@axis.com>
4148 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
4149 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
4150 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
4151 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
4152 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
4153 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
4154 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
4155 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
4156 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
4157 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
4158 * c-common.c: ...from here.
4160 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4162 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
4164 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4166 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
4168 2009-05-19 Ben Elliston <bje@au.ibm.com>
4170 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
4171 assignments with memcpy calls.
4172 (add_fdes): Likewise.
4173 (binary_search_unencoded_fdes): Likewise.
4174 (linear_search_fdes): Eliminate type puns.
4176 2009-05-19 Richard Guenther <rguenther@suse.de>
4178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
4179 not falsely claim to have propagated into all uses.
4181 2009-05-19 Ben Elliston <bje@au.ibm.com>
4183 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
4186 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4188 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
4189 * config/sh/sh.c (sh_legitimate_address_p): Make static.
4190 (TARGET_LEGITIMATE_ADDRESS_P): New.
4191 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4192 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4194 2009-05-18 Dodji Seketeli <dodji@redhat.com>
4197 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
4198 child of the containing namespace's DIE.
4200 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
4202 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
4203 *zero_extendhi_truncqi): Move after the zero_extend patterns.
4204 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
4207 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
4210 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
4211 gen_align with gen_pad.
4212 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
4213 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
4215 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
4216 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
4218 * config/i386/i386.md (align): Renamed to ...
4219 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
4220 ASM_OUTPUT_MAX_SKIP_PAD.
4222 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
4224 * config.gcc: Fix variable syntax.
4227 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
4228 before calling exact_log2.
4229 (output_iorsi3): Likewise.
4230 (output_xorsi3): Likewise.
4232 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4234 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
4235 for the none zero constant operand except for EQ and NE
4236 comprisons even when the first operand is R0.
4238 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
4240 * config/s390/2064.md: Remove trailing whitespaces.
4241 * config/s390/2084.md: Likewise.
4242 * config/s390/constraints.md: Likewise.
4243 * config/s390/fixdfdi.h: Likewise.
4244 * config/s390/libgcc-glibc.ver: Likewise.
4245 * config/s390/s390-modes.def: Likewise.
4246 * config/s390/s390-protos.h: Likewise.
4247 * config/s390/s390.c: Likewise.
4248 * config/s390/s390.h: Likewise.
4249 * config/s390/s390.md: Likewise.
4250 * config/s390/tpf-unwind.h: Likewise.
4252 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4254 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
4256 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4259 * configure.ac (m68k-*-*): Check if binutils support TLS.
4260 * configure: Regenerate.
4261 * config/m68k/predicates.md (symbolic_operand): Extend comment.
4262 * config/m68k/constraints.md (Cu): New constraint.
4263 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
4264 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
4265 (movsi): Handle TLS symbols.
4266 (addsi3_5200): Handle XTLS symbols, indent.
4267 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
4268 (m68k_tls_reference_p): Declare.
4269 (m68k_legitimize_address): Declare.
4270 (m68k_unwrap_symbol): Declare.
4271 * config/m68k/m68k.opt (mxtls): New option.
4272 * config/m68k/m68k.c (ggc.h): Include.
4273 (m68k_output_dwarf_dtprel): Implement hook.
4274 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4275 (m68k_expand_prologue): Load GOT pointer when function needs it.
4276 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
4277 (m68k_legitimate_constant_address_p): Same.
4278 (m68k_decompose_address): Handle TLS references.
4279 (m68k_get_gp): New static function.
4280 (enum m68k_reloc): New contants.
4281 (TLS_RELOC_P): New macro.
4282 (m68k_wrap_symbol): New static function.
4283 (m68k_unwrap_symbol): New function.
4284 (m68k_final_prescan_insn_1): New static function.
4285 (m68k_final_prescan_insn): New function.
4286 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
4288 (legitimize_pic_address): Handle TLS references..
4289 (m68k_tls_get_addr, m68k_get_tls_get_addr)
4290 (m68k_libcall_value_in_a0_p)
4291 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
4292 (m68k_call_m68k_read_tp): Helper variables and functions for ...
4293 (m68k_legitimize_tls_address): Handle TLS references.
4294 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
4296 (m68k_legitimize_address): Handle TLS symbols.
4297 (m68k_get_reloc_decoration): New static function.
4298 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
4300 (m68k_output_dwarf_dtprel): Implement hook.
4301 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
4302 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
4303 m68k_call_* routines.
4304 (sched_attr_op_type): Handle TLS symbols.
4305 (gt-m68k.h): Include.
4306 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
4307 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
4309 2009-05-18 Martin Jambor <mjambor@suse.cz>
4311 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
4312 (visit_store_addr_for_mod_analysis): New function.
4313 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
4314 (determine_cst_member_ptr): Use gimple_assign_single_p.
4315 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
4316 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
4317 operands. Don't check number of operands of a NOP_EXPR.
4319 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
4321 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
4323 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4326 * c-common.c (warn_logical_operator): Don't warn if one of
4327 expression isn't always true or false.
4329 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
4331 * config/i386/biarch32.h: New file.
4332 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
4334 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
4336 * config/mips/mips.md (*zero_extend<mode>_trunchi,
4337 *zero_extend<mode>_truncqi): Merge these into ...
4338 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
4339 Name the pattern following this as *zero_extendhi_truncqi.
4341 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
4344 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
4345 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
4346 (output_info): Make field HOST_WIDEST_INT.
4347 (print_statistics): Use HOST_WIDEST_INT_PRINT.
4348 (dump_bitmat_statistics): Same.
4350 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
4352 * config.gcc (use_gcc_stdint): Set to wrap.
4353 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4354 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4355 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4356 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4357 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4358 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4359 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4360 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4362 2009-05-16 Joseph Myers <joseph@codesourcery.com>
4364 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
4366 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
4367 Move definitions earlier.
4368 (OPT_ARCH64, OPT_ARCH32): Define.
4369 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
4372 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4375 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
4378 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4380 * arm.md (movdi2): Copy non-reg values to DImode registers.
4382 2009-05-16 Jakub Jelinek <jakub@redhat.com>
4385 * final.c (label_to_max_skip): New function.
4386 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
4387 CODE_LABEL_NUMBER <= max_labelno.
4388 * output.h (label_to_max_skip): New prototype.
4389 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
4390 (ix86_avoid_jump_mispredicts): ... this. Don't define if
4391 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
4392 Handle CODE_LABELs with >= 16 byte alignment or with
4393 max_skip == (1 << align) - 1.
4394 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
4395 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
4398 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
4399 .p2align 3 if MAX_SKIP is smaller than 7.
4400 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4402 2009-05-15 Ian Lance Taylor <iant@google.com>
4404 * alias.c (struct alias_set_entry_d): Rename from struct
4405 alias_set_entry. Change all uses.
4406 * except.c (struct call_site_record_d): Rename from struct
4407 call_site_record. Change all uses.
4408 * except.h (struct eh_region_d): Rename from struct eh_region.
4410 * gcse.c (struct hash_table_d): Rename from struct hash_table.
4412 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
4413 ivtype_map_elt. Change all uses.
4414 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
4416 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
4417 * graphite.h (struct name_tree_d): Rename from struct name_tree.
4419 (struct sese_d): Rename from struct sese. Change all uses.
4420 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
4421 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
4422 * optabs.h (struct optab_d): Rename from struct optab. Change all
4424 (struct convert_optab_d): Rename from struct convert_optab.
4426 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
4427 ipa_opt_pass. Change all uses.
4428 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
4431 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
4432 defined as a typedef.
4433 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
4436 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4439 * fold-const.c (make_range,build_range_check,merge_ranges): Move
4441 (merge_ranges): Returns bool.
4442 * tree.h (make_range): .. to here.
4443 (build_range_check): Likewise.
4444 (merge_ranges): Likewise. Renamed from merge_ranges.
4445 * c-typeck.c (parser_build_binary_op): Update calls to
4446 warn_logical_operator.
4447 * c-common.c (warn_logical_operator): Add new warning.
4448 * c-common.h (warn_logical_operator): Update declaration.
4450 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4452 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
4454 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4456 * doc/install.texi: Document MPC requirements, flags etc.
4458 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
4459 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
4460 Evaluate constant arguments.
4461 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
4462 (fold_builtin_1): Likewise, also evaluate constant arguments.
4463 Remove superfluous break.
4464 (do_mpc_ckconv): New.
4465 * real.h: Include mpc.h.
4466 * toplev.c (print_version): Output MPC version info if available.
4468 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4470 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
4472 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
4477 2009-05-15 Jan Hubicka <jh@suse.cz>
4479 * doc/invoke.texi (max-early-inliner-iterations): New flag.
4480 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
4481 (try_inline): Fix return value.
4482 (cgraph_decide_inlining_incrementally): Honor new value.
4483 (cgraph_early_inlining): Handle indirect inlining.
4484 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
4486 2009-05-15 Jan Hubicka <jh@suse.cz>
4488 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
4489 * cgraphunit.c (cgraph_finalize_function): Set it.
4490 (cgraph_expand_function): Use it.
4492 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4494 * real.c (encode_ieee_half): Define.
4495 (decode_ieee_half): Define.
4496 (ieee_half_format): Define.
4497 (arm_half_format): Define.
4498 * real.h (ieee_half_format): Declare.
4499 (arm_half_format): Declare.
4501 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4503 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4504 swapped, and reversed optabs exist before trying to use them.
4506 2009-05-15 Paul Brook <paul@codesourcery.com>
4507 Sandra Loosemore <sandra@codesourcery.com>
4509 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
4510 loads. Allow PRE_DEC.
4511 (output_move_neon): Handle PRE_DEC.
4512 (arm_print_operand): Add 'A' for neon structure loads.
4513 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
4514 * config/arm/neon.md (neon_mov): Update comment.
4515 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
4517 (Um): New constraint.
4519 2009-05-15 Jan Hubicka <jh@suse.cz>
4521 Revert the following patch until testsuite fallout is fixed:
4522 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4523 * cgraph.h (struct inline_summary): New filed self_wize,
4524 size_inlining_benefit, self_time and time_inlining_benefit.
4525 (struct cgraph_global_info): Replace insns by time ans size fields.
4526 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4527 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4528 (ipcp_update_callgraph): Do not touch function bodies.
4529 * ipa-inline.c: Include except.h
4530 (MAX_TIME): New constant.
4531 (overall_insns): Remove
4532 (overall_size, max_benefit): New static variables.
4533 (cgraph_estimate_time_after_inlining): New function.
4534 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4535 (cgraph_clone_inlined_nodes): Update size.
4536 (cgraph_mark_inline_edge): Update size.
4537 (cgraph_estimate_growth): Use size info.
4538 (cgraph_check_inline_limits): Check size.
4539 (cgraph_default_inline_p): Likewise.
4540 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4541 (cgraph_decide_recursive_inlining): Check size.
4542 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4544 (cgraph_decide_inlining): Likewise.
4545 (cgraph_decide_inlining_incrementally): Likewise; honor
4546 PARAM_EARLY_INLINING_INSNS.
4547 (likely_eliminated_by_inlining_p): New predicate.
4548 (estimate_function_body_sizes): New function.
4549 (compute_inline_parameters): Use it.
4550 * except.c (must_not_throw_labels): New function.
4551 * except.h (must_not_throw_labels): Declare.
4552 * tree-inline.c (init_inline_once): Kill inlining_weigths
4553 * tree-ssa-structalias.c: Avoid uninitialized warning.
4554 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4555 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4556 (PARAM_INLINE_CALL_COST): Remove.
4557 (PARAM_EARLY_INLINING_INSNS): New.
4559 2009-05-15 Richard Guenther <rguenther@suse.de>
4561 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
4562 not TODO_update_ssa.
4564 2009-05-15 Richard Guenther <rguenther@suse.de>
4566 PR tree-optimization/39999
4567 * gimple.h (gimple_expr_type): Use the expression type looking
4568 through useless conversions.
4569 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
4570 (vn_nary_op_insert_stmt): Likewise.
4571 (simplify_binary_expression): Likewise.
4573 2009-05-15 Richard Guenther <rguenther@suse.de>
4575 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4576 New options, enabled by default.
4577 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4579 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
4580 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
4581 * tree-ssa-structalias.c (gate_tree_pta): New function.
4582 (pass_build_alias): Use it.
4584 2009-05-15 Joseph Myers <joseph@codesourcery.com>
4586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
4587 recurse on an invariant address if a conversion from a pointer
4588 type to a wider integer type is involved.
4590 2009-05-15 Jan Hubicka <jh@suse.cz>
4592 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4593 * cgraph.h (struct inline_summary): New filed self_wize,
4594 size_inlining_benefit, self_time and time_inlining_benefit.
4595 (struct cgraph_global_info): Replace insns by time ans size fields.
4596 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4597 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4598 (ipcp_update_callgraph): Do not touch function bodies.
4599 * ipa-inline.c: Include except.h
4600 (MAX_TIME): New constant.
4601 (overall_insns): Remove
4602 (overall_size, max_benefit): New static variables.
4603 (cgraph_estimate_time_after_inlining): New function.
4604 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4605 (cgraph_clone_inlined_nodes): Update size.
4606 (cgraph_mark_inline_edge): Update size.
4607 (cgraph_estimate_growth): Use size info.
4608 (cgraph_check_inline_limits): Check size.
4609 (cgraph_default_inline_p): Likewise.
4610 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4611 (cgraph_decide_recursive_inlining): Check size.
4612 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4614 (cgraph_decide_inlining): Likewise.
4615 (cgraph_decide_inlining_incrementally): Likewise; honor
4616 PARAM_EARLY_INLINING_INSNS.
4617 (likely_eliminated_by_inlining_p): New predicate.
4618 (estimate_function_body_sizes): New function.
4619 (compute_inline_parameters): Use it.
4620 * except.c (must_not_throw_labels): New function.
4621 * except.h (must_not_throw_labels): Declare.
4622 * tree-inline.c (init_inline_once): Kill inlining_weigths
4623 * tree-ssa-structalias.c: Avoid uninitialized warning.
4624 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4625 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4626 (PARAM_INLINE_CALL_COST): Remove.
4627 (PARAM_EARLY_INLINING_INSNS): New.
4628 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
4629 (inline-call-cost): Remove.
4630 (early-inlining-insns): New.
4632 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
4634 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
4636 (print_int_cst_bounds_in_octal_p): Likewise.
4637 (dbxout_type): Adjust calls to above functions. Be prepared to deal
4639 * dwarf2out.c (base_type_die): Likewise.
4640 (is_subrange_type): Delete.
4641 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
4642 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
4643 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
4644 if the destination type is boolean.
4645 (build_range_check): Do not special-case subtypes.
4646 (fold_sign_changed_comparison): Likewise.
4647 (fold_unary): Likewise.
4648 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
4649 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
4650 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
4651 * tree.c (subrange_type_for_debug_p): New predicate based on the
4652 former is_subrange_type.
4653 * tree.h (subrange_type_for_debug_p): Declare.
4654 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
4655 (convert_affine_scev): Remove call to above function.
4656 (chrec_convert_aggressive): Likewise.
4657 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
4658 false for conversions involving subtypes.
4659 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
4660 (vrp_val_min): Likewise.
4661 (needs_overflow_infinity): Likewise.
4662 (extract_range_from_unary_expr): Likewise.
4664 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
4666 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4667 * config/frv/frv.c: Likewise.
4668 * config/s390/s390.c: Likewise.
4669 * config/sparc/sparc.h: Likewise.
4670 * config/i386/i386.h: Likewise.
4671 * config/i386/i386.c: Likewise.
4672 * config/crx/crx.c: Likewise.
4673 * config/m68hc11/m68hc11.h: Likewise.
4674 * config/iq2000/iq2000.c: Likewise.
4675 * config/mn10300/mn10300.h: Likewise.
4676 * config/mn10300/mn10300.c: Likewise.
4677 * config/m68k/m68k.c: Likewise.
4678 * config/rs6000/rs6000.c: Likewise.
4679 * config/rs6000/xcoff.h: Likewise.
4680 * config/rs6000/linux64.h: Likewise.
4681 * config/rs6000/sysv4.h: Likewise.
4682 * config/score/score3.c: Likewise.
4683 * config/score/score7.c: Likewise.
4684 * config/score/score.c: Likewise.
4685 * config/arm/arm.md: Likewise.
4686 * config/mips/mips.c: Likewise.
4687 * config/mips/mips.md: Likewise.
4688 * config/bfin/bfin.h: Likewise.
4689 * config/pa/pa.c: Likewise.
4690 * config/pa/constraints.md: Likewise.
4692 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
4693 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
4694 * config/pdp11/pdp11.h: Use memory_address_p instead.
4696 2009-05-14 Ian Lance Taylor <iant@google.com>
4698 * passes.c (finish_optimization_passes): Change i to int.
4699 * plugin.c (plugins_active_p): Change event to int.
4700 (dump_active_plugins): Likewise.
4701 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
4703 * tree.c (tree_range_check_failed): Change c to unsigned int.
4704 (omp_clause_range_check_failed): Likewise.
4705 (build_common_builtin_nodes): Change mode to int. Add cast.
4706 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
4707 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
4709 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
4710 ++ or -- with a variable of enum type.
4712 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4715 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
4717 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4719 * store-motion.c: Do not include params.h
4720 * Makefile.in: Fix dependencies for various files.
4722 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4724 * auto-inc-dec.c: Fix pass description, remove apparent
4725 accidental duplication.
4727 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
4730 * ipa-utils.h (memory_identifier_string): Moved to ...
4731 * tree.h (memory_identifier_string): Here. Add GTY(()).
4733 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4735 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
4736 in the former documentation of...
4737 (GO_IF_LEGITIMATE_ADDRESS): ... this.
4738 * ira-conflicts.c (get_dup_num): Use address_operand.
4739 * targhooks.c (default_legitimate_address_p): New.
4740 * targhooks.h (default_legitimate_address_p): New.
4741 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
4743 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
4744 * target.h (struct target): Add legitimate_address_p.
4745 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
4746 (TARGET_INITIALIZER): Include it.
4748 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4749 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
4750 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
4751 (TARGET_LEGITIMATE_ADDRESS_P): New.
4753 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4754 (REG_OK_STRICT_P): Delete.
4755 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
4756 (frv_legitimate_address_p_1): ... this.
4757 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
4758 (frv_legitimate_address_p_1): ... the renamed old
4759 frv_legitimate_address_p.
4760 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
4761 (TARGET_LEGITIMATE_ADDRESS_P): New.
4763 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4764 * config/s390/s390-protos.h (legitimate_address_p): Remove.
4765 * config/s390/s390.c (legitimate_address_p): Rename to...
4766 (s390_legitimate_address_p): ... this, make static.
4767 (legitimize_address): Adjust call.
4768 (TARGET_LEGITIMATE_ADDRESS_P): New.
4769 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
4771 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4772 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
4773 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
4774 (TARGET_LEGITIMATE_ADDRESS_P): New.
4776 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4777 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
4778 * config/spu/spu.c (spu_legitimate_address): Rename to...
4779 (spu_legitimate_address_p): ... this, make static.
4780 (TARGET_LEGITIMATE_ADDRESS_P): New.
4782 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4783 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
4784 * config/sparc/sparc.c (legitimate_address_p): Rename to...
4785 (sparc_legitimate_address_p): ... this, make static and return bool.
4786 (legitimize_address): Adjust call.
4787 (TARGET_LEGITIMATE_ADDRESS_P): New.
4789 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4790 * config/i386/i386-protos.h (legitimate_address_p): Remove.
4791 * config/i386/i386.c (legitimate_address_p): Rename to...
4792 (ix86_legitimate_address_p): ... this, make static.
4793 (constant_address_p): Move after it, adjust call.
4794 (TARGET_LEGITIMATE_ADDRESS_P): New.
4796 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4797 * config/avr/avr-protos.h (legitimate_address_p): Remove.
4798 * config/avr/avr.c (legitimate_address_p): Rename to...
4799 (avr_legitimate_address_p): ... this, make static.
4800 (legitimize_address): Adjust call.
4801 (TARGET_LEGITIMATE_ADDRESS_P): New.
4803 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4804 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
4805 * config/crx/crx.c (crx_legitimate_address_p): Make static.
4806 (TARGET_LEGITIMATE_ADDRESS_P): New.
4808 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4809 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
4810 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
4811 (TARGET_LEGITIMATE_ADDRESS_P): New.
4813 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4814 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
4816 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
4818 (TARGET_LEGITIMATE_ADDRESS_P): New.
4820 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4821 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
4823 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
4825 (m68hc11_legitimate_address_p): ... this, make static.
4826 (go_if_legitimate_address_internal): Rename to...
4827 (m68hc11_legitimate_address_p_1): ... this.
4828 (legitimize_address): Adjust call.
4829 (TARGET_LEGITIMATE_ADDRESS_P): New.
4831 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4832 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
4833 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
4834 (TARGET_LEGITIMATE_ADDRESS_P): New.
4836 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4837 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
4838 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
4839 (mn10300_legitimate_address_p): ... this, make static.
4840 (TARGET_LEGITIMATE_ADDRESS_P): New.
4842 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4843 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
4844 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
4845 (TARGET_LEGITIMATE_ADDRESS_P): New.
4847 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4848 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
4849 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
4850 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4851 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
4852 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
4853 (rs6000_legitimate_address_p): ... this, make static.
4854 (TARGET_LEGITIMATE_ADDRESS_P): New.
4855 (REG_MODE_OK_FOR_BASE_P): Delete.
4856 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
4858 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4859 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
4861 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
4862 static, adjust types.
4863 (TARGET_LEGITIMATE_ADDRESS_P): New.
4865 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4866 * config/score/score.c (score_address_p): Rename to...
4867 (score_legitimate_address_p): ... this.
4868 (TARGET_LEGITIMATE_ADDRESS_P): New.
4869 * config/score/score3.c (score3_address_p): Rename to...
4870 (score3_legitimate_address_p): ... this.
4871 * config/score/score7.c (score7_address_p): Rename to...
4872 (score7_legitimate_address_p): ... this.
4874 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
4875 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
4876 GO_IF_LEGITIMATE_ADDRESS): Delete.
4877 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
4878 thumb2_legitimate_address_p): Delete.
4879 (arm_legitimate_address_p): Rename to...
4880 (arm_legitimate_address_outer_p): ... this.
4881 * config/arm/constraints.md ("Uq"): Adjust call.
4882 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
4883 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
4885 (arm_legitimate_address_outer_p): ... this.
4886 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
4888 (TARGET_LEGITIMATE_ADDRESS_P): New.
4890 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4891 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
4892 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
4893 (TARGET_LEGITIMATE_ADDRESS_P): New.
4895 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4896 * config/vax/vax-protos.h (legitimate_address_p): Remove.
4897 * config/vax/vax.c (legitimate_address_p): Rename to...
4898 (vax_legitimate_address_p): ... this, make static.
4899 (TARGET_LEGITIMATE_ADDRESS_P): New.
4901 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4902 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
4903 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
4904 (TARGET_LEGITIMATE_ADDRESS_P): New.
4906 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4907 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
4908 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
4909 (mmix_legitimate_address_p): ... this, make static.
4910 (TARGET_LEGITIMATE_ADDRESS_P): New.
4912 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4913 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
4914 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
4915 (TARGET_LEGITIMATE_ADDRESS_P): New.
4917 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4919 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
4920 of MODE_COMPLEX_INT.
4922 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4924 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
4925 LCT_NORMAL in function call.
4926 * mips-tdump.c (print_file_desc): Add cast to enum type.
4927 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
4928 (mark_stabs): Add casts to enum types.
4929 (parse_stabs_common): Add casts to enum types.
4931 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4933 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
4934 Check for invalid values of LETTER.
4936 2009-05-13 Taras Glek <tglek@mozilla.com>
4938 * attribs.c (register_attribute): moved out attribute registration
4939 into register_attribute.
4940 * doc/plugins.texi: Documented register_attribute and
4942 * gcc-plugin.h: Added forward decl for register_attribute.
4943 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
4944 * plugin.c (register_callback, invoke_plugin_callbacks): Added
4945 PLUGIN_ATTRIBUTES boilerplate.
4947 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
4949 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
4950 values even in sentinel and empty entries.
4951 (ms_printf_flag_specs): Likewise.
4952 (ms_scanf_flag_specs): Likewise.
4953 (ms_strftime_flag_specs): Likewise.
4954 (ms_print_char_table): Likewise.
4955 (ms_scan_char_table): Likewise.
4956 (ms_time_char_table): Likewise.
4958 2009-05-13 Doug Kwan <dougkwan@google.com>
4960 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
4962 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4964 * config/mips/mips.md (store): Add attributes for QI and HI.
4966 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
4967 (truncdi<mode>2): ... this new pattern.
4969 2009-05-13 Brad Hards <bradh@kde.org>
4971 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
4973 2009-05-14 Jakub Jelinek <jakub@redhat.com>
4974 Ben Elliston <bje@au.ibm.com>
4977 * dse.c (check_mem_read_rtx): Guard against width == -1.
4979 2009-05-13 Michael Matz <matz@suse.de>
4982 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
4983 (trivially_conflicts_p): New function.
4984 (insert_backedge_copies): Use it.
4986 2009-05-13 Janis Johnson <janis187@us.ibm.com>
4988 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
4989 (handle_stdc_pragma): Use new enum constant names.
4990 (handle_pragma_float_const_decimal64): Ditto.
4992 2009-05-13 Ian Lance Taylor <iant@google.com>
4994 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
4997 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
4999 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
5000 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
5002 * config/m68k/m68k.h (FL_UCLINUX): Define.
5004 2009-05-13 Jan Hubicka <jh@suse.cz>
5006 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
5008 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5010 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
5011 unless -fschedule-insns is specified.
5013 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5016 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
5017 TARGET_EXPAND_CBRANCHDI4.
5018 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
5019 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
5020 (cmpeqdi): Fix comment.
5022 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5024 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
5025 (sh_legitimate_address_p): Likewise.
5026 * config/sh/sh.c (sh_legitimate_index_p): New.
5027 (sh_legitimate_address_p): Likewise.
5028 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
5029 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
5030 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
5031 (MAYBE_BASE_REGISTER_RTX_P): New macro.
5032 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5033 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5034 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5035 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5036 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5038 2009-05-12 Jan Hubicka <jh@suse.cz>
5040 * tree-inline.c (estimate_operator_cost): Add operands;
5041 when division happens by constant, it is cheap.
5042 (estimate_num_insns): Loads and stores are not having cost of 0;
5043 EH magic stuff is cheap; when computing runtime cost of switch,
5044 use log2 base of amount of its cases; builtin_expect has cost of 0;
5045 compute cost for moving return value of call.
5046 (init_inline_once): Initialize time_based flags.
5047 * tree-inline.h (eni_weights_d): Add time_based flag.
5049 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5051 * df-core.c: Update head documentation.
5053 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5056 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5057 shadowing exisiting variable op1.
5059 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5062 * config/i386/driver-i386.c (processor_signatures): New enum.
5063 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5064 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5065 processor signature to detect geode processor.
5067 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5071 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5073 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5074 causes spurious differences between trunk and cond-optab branch.
5076 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5078 * dojump.c (compare_from_rtx): Delete.
5079 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5080 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5081 if the comparison does not satisfy the predicate; test predicates for
5082 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5083 further if one existing pattern fails.
5084 * expr.h (compare_from_rtx): Delete.
5085 (prepare_operand): Declare it.
5086 * optabs.c: Change "lib call" to "libcall" throughout.
5087 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5088 HAVE_conditional_trap, emit_cmp_insn): Delete.
5089 (can_compare_p): Delete cmp_optab case.
5090 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5091 Accept other parameters by value.
5092 (prepare_operand): Make non-static.
5093 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5094 other parameters by value. Try to widen operands here based on
5095 an optab_methods argument and looking at cbranch_optab.
5096 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5097 loop. Use cbranch_optab directly.
5098 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5099 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5101 (emit_conditional_move, emit_conditional_add): Inline what's needed
5102 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5103 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5104 with COMPARE. Move cmov_optab and cstore_optab above
5105 with cbranch_optab, move cmp_optab down with ucmp_optab,
5106 remove tst_otpab. Do not initialize trap_rtx.
5107 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5108 for trap code. Do not check HAVE_conditional_trap. Use
5109 prepare_cmp_insn. Accept no predicate for operand 3.
5110 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5111 (OTI_ctrap, ctrap_optab): New.
5112 (tst_optab): Delete.
5113 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5114 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5115 with lookup of ctrap_optab.
5116 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5120 * combine.c (combine_simplify_rtx, simplify_set): Do not
5121 special case comparing against zero for cc0 machines.
5122 * simplify-rtx.c (simplify_binary_operation_1): Never remove
5123 COMPARE on cc0 machines.
5124 (simplify_relational_operation): Return a new expression when
5125 a COMPARE could be removed.
5126 * final.c (final_scan_insn): Compare cc_status values
5127 against LHS of a (compare FOO (const_int 0)) cc0 source.
5128 Also check if cc_status.value is the full compare.
5130 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
5131 (cstoreMM4): Document.
5132 (conditional_trap): Document ctrapMM4 instead.
5133 (sync_compare_and_swapMM): Refer to cbranchcc4.
5134 (Dependent Patterns): Eliminate obsolete information referring to
5135 the old jump optimization phase.
5136 (Canonicalization): Include cbranchcc4 case, omit canonicalization
5137 of compares with 0 on cc0 machines.
5138 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
5139 avoiding references to cc0. Remove text about storing operands
5141 * doc/tm.texi (Condition Codes): Include blurb on different
5142 condition code representations, separate into subsections for
5143 CC0, MODE_CC and conditional execution.
5145 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
5146 alpha_emit_setcc): Accept operands and a machine mode.
5147 * config/alpha/alpha.c (alpha_emit_conditional_branch):
5148 Get code/op0/op1 from operands, use machine mode argument
5149 instead of alpha_compare.fp_p. Emit the branch here.
5150 (alpha_emit_setcc): Likewise, and return boolean.
5151 (alpha_emit_conditional_move): Likewise. Assert that
5152 cmp_op_mode == cmp_mode, and simplify accordingly.
5153 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
5154 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
5155 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
5157 (stack probe test): Use cbranchdi4.
5158 * config/alpha/predicates.md (alpha_cbranch_operator): New.
5160 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
5161 * config/arc/arc.h (movsicc, movsfcc): Use it.
5162 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
5163 (cbranchsi4, cstoresi4): New.
5164 (cmpsi, bCC and sCC expanders): Remove.
5166 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
5167 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
5168 * config/arm/predicates.md (arm_comparison_operator): Only include
5169 floating-point operators if there is a hardware floating-point unit.
5170 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
5171 deferring to cbranch_cc and cstore_cc respectively.
5172 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
5173 cbranch_cc, cstore_cc): New.
5174 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
5176 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
5178 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
5179 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
5181 (adjust_insn_length): Adjust calls.
5182 (avr_reorg): Handle (compare (foo) (const_int 0)).
5183 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
5184 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
5185 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
5186 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
5188 (cbranchqi4, cbranchhi4, cbranchsi4): New.
5189 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
5191 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
5192 (cbranchsi4, cstorebi4, cstoresi4): New.
5193 (movbisi): This insn is duplicate, split it to zero_extend.
5194 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
5195 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
5196 (bfin_optimize_loop): Use cbranch expander.
5197 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
5198 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
5199 (bfin_bimode_comparison_operator): ... this.
5200 (bfin_direct_comparison_operator): New.
5202 * config/cris/cris.c (cris_normal_notice_update_cc): Look
5203 inside (compare FOO (const_int 0)).
5204 (cris_rtx_costs): Handle ZERO_EXTRACT.
5205 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
5206 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
5207 (*tstdi_v32): Delete.
5208 (*cmpdi_non_v32): Add M alternative for operand 1.
5209 (cmpsi, cmp<mode>): Make private.
5210 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
5212 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
5214 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
5215 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
5216 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
5217 (cc_reg_operand): New.
5219 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
5220 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
5221 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
5222 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
5223 crx_expand_scond): Delete.
5225 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
5227 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
5228 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
5230 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
5231 cstoresi4, cstoresf4, cstoredf4): New.
5232 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
5233 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5234 Receive the entire operands array.
5235 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
5236 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
5237 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5238 Get test/op0/op1 from the operands array.
5239 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
5241 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
5242 (h8300_expand_store): New.
5243 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
5245 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
5246 (h8300_expand_store): New.
5247 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
5248 or do not try to produce (set (cc0) REG).
5249 (peepholes): Wrap arguments with COMPARE. Add a peephole to
5250 change a compare into a move to a scratch register. Disable some
5251 peepholes when comparing with zero.
5252 (tstsi, tsthi, tstsi, cmpqi): Make private.
5255 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
5258 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
5259 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
5260 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
5261 (ix86_emit_i387_log1p): Use cbranchxf2.
5262 (ix86_expand_setcc): Return void.
5263 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
5264 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
5265 cmp<MODEF>, cmpcc): Remove.
5266 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
5267 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
5268 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
5269 (sCC and bCC expanders): Remove.
5270 (stack_protect_test): Use cbranchcc4.
5272 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
5274 (ia64_expand_compare): Accept three rtx by reference and return void.
5275 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
5276 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
5277 from *expr. Update *expr with the BImode comparison to do.
5278 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
5279 cmptf, bCC, sCC, conditional_trap): Delete.
5280 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
5281 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
5282 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
5283 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
5284 * config/ia64/predicates.md (ia64_cbranch_operator): New.
5286 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
5287 type of last argument.
5288 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
5289 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
5290 use machine mode argument instead of branch_type. Remove dead
5291 code for floating-point comparisons.
5292 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
5293 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
5295 (cbranchsi4, cstoresi4): New.
5296 * config/iq2000/predicates.md (reg_or_const_operand): New.
5298 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
5299 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
5300 (b<code>_op): Rewrite to...
5301 (bcc_op): ... this, using match_operator.
5302 (s<code>_op): Rewrite to...
5303 (scc_op): ... this, using match_operator.
5304 (s<code>_24_op): Rewrite to...
5305 (scc_op_24): ... this, using match_operator.
5306 (s<code>_<mode>): Rewrite to...
5307 (cstore<mode>4): ... this, using match_operator.
5308 (s<code>_<mode>_24): Rewrite to...
5309 (cstore<mode>4_24): ... this, using match_operator.
5310 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
5311 m32c_unpend_compare, m32c_expand_scc): Delete.
5312 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
5313 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
5314 (m32c_expand_movcc): Change NE to EQ if necessary.
5315 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
5317 * config/m32r/m32r-protos.h (gen_cond_store): New.
5318 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
5319 (gen_cond_store): New, from sCC patterns.
5320 (m32r_expand_block_move): Use cbranchsi4.
5321 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
5322 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
5323 (cbranchsi4, cstoresi4): New.
5325 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
5327 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
5328 (m68hc11_notice_update_cc): Look into a compare with 0.
5329 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
5331 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
5332 cmphi, cmpqi, bCC): Delete.
5333 (cbranchsi4, cbranchhi4, cbranchqi4): New.
5334 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
5335 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
5338 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
5339 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
5340 * config/m68k/constraints.md (H): New.
5341 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
5342 the define_insn below.
5343 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
5344 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
5345 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
5346 patterns): Wrap RHS with COMPARE.
5347 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
5348 (*cmpdi_internal): Name this pattern.
5349 (cmpdi): Change to define_insn.
5350 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
5351 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
5352 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
5354 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
5355 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
5356 (conditional_trap): Change to...
5357 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
5358 (*conditional_trap): Use the ordered_comparison_operator and
5359 const1_operand predicates.
5360 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
5361 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
5362 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
5363 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
5365 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
5366 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
5367 (mcore_gen_compare): New.
5368 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
5369 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
5370 (mcore_gen_compare): ... this.
5371 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
5372 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
5373 (stack probe pattern): Use cbranchsi4.
5375 * config/mips/predicates.md (mips_cstore_operator): New.
5376 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
5377 * config/mips/mips.md (any_cond): Delete.
5378 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
5380 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
5381 fixuns_truncsfdi2): Use cbranch patterns.
5382 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
5383 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
5384 Adjust call to mips_expand_conditional_branch.
5385 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
5387 * config/mips/mips-protos.h (mips_expand_conditional_branch,
5388 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
5389 * config/mips/mips.c (cmp_operands): Delete.
5390 (mips_emit_compare): Get comparison operands from *op0/*op1.
5391 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
5392 that it succeeds. Use op0/op1 instead of cmp_operands.
5393 (mips_expand_conditional_branch, mips_expand_conditional_move,
5394 mips_expand_conditional_trap): Likewise.
5395 (mips_block_move_loop): Use cbranch patterns.
5396 * config/mips/mips.h (cmp_operands): Delete.
5398 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
5399 (mmix_gen_compare_reg): Just return a register in the right CC mode.
5400 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
5401 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
5402 (*cmpcc_folded): Rename to...
5403 (*cmpdi_folded): this.
5404 (*cmpcc): Rename to...
5406 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
5409 (cbranchdf4): New. Handle invalid comparisons here.
5410 * config/mmix/predicates.md (float_comparison_operator): New.
5412 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
5413 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
5414 * config/mn10300/mn10300.md (tst): Delete.
5415 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
5416 Name these patterns and wrap RHS in a compare.
5417 (*cmpsi): Make this pattern private. Include tst.
5418 (*cmpsf): Make this pattern private.
5419 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
5420 (compare with zero peepholes): Likewise.
5422 (cbranchsi4, cbranchsf4): New.
5423 (casesi): Use cbranchsi4.
5425 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
5426 hppa_branch_type): Delete.
5427 (return_addr_rtx): Use cbranchsi4.
5428 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
5429 Emit CCFPmode comparison here.
5430 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
5431 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
5432 hppa_branch_type): Delete.
5433 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
5434 (movsicc, movdicc): Remove references to hppa_compare_op0,
5435 hppa_compare_op1 and compare_from_rtx.
5436 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
5437 (casesi): Use cbranchsi4.
5439 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
5440 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
5441 * config/pdp11/pdp11.md (register_or_const0_operand): New.
5442 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
5443 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
5445 (cbranchdf4, cbranchhi4, cbranchqi4): New.
5446 (*branch, *branch_inverted): New.
5448 * config/picochip/picochip.md (cbranchhi4): Use
5449 ordered_comparison_operator.
5450 (cmphi, bCC): Remove.
5452 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
5453 (trap_comparison_operator): Delete.
5454 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
5455 rs6000_emit_cbranch): Accept mode and operands.
5456 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
5457 rs6000_compare_fp_p): Delete.
5458 (rs6000_generate_compare): Accept mode and comparison. Extract code
5459 and op0/op1 from there. Replace references to rs6000_compare_op0
5460 and rs6000_compare_op1.
5461 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
5462 extract result from passed operands.
5463 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
5464 extract loc from passed operands.
5465 (rs6000_emit_cmove): Likewise.
5466 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
5467 rs6000_compare_fp_p): Delete.
5468 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
5469 (cbranch<GPR>4, cbranch<FP>4): New.
5470 (cstore<mode>4): New. Consolidate here all choices about when to use
5471 portable or specialized sCC sequences.
5472 (stack_protect_test): Use cbranchsi4.
5473 (conditional_trap): Replace with ctrap<GPR>4.
5474 (conditional trap insn): Replace trap_comparison_operator with
5475 ordered_comparison_operator.
5477 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
5478 (s390_emit_prologue): Use ctrap.
5479 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
5480 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
5481 New predicates replacing...
5482 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
5483 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
5484 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
5485 (add<mode>cc): Do not use s390_compare_op0/op1.
5486 (s<code>): Change to...
5487 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
5489 (cstorecc4): ... this. Handle EQ or NE equally.
5490 (*sne): Un-privatize for use in cstorecc4.
5491 (b<code>): Change to...
5492 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
5493 (conditional_trap): Replace with...
5494 (ctrap<GPR>4, ctrap<FP>4): ... these.
5495 (stack_protect): Use cbranchcc4.
5497 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
5498 * config/score/score-protos.h (score_gen_cmp): Delete.
5499 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
5500 (score_block_move-loop): Use cbranchsi4.
5501 * config/score/score.md (cbranchsi4): New.
5502 (cmpsi, bCC): Delete.
5503 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
5504 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5505 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
5506 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5507 * config/score/score3.h (score3_gen_cmp): Delete.
5508 * config/score/score7.h (score7_gen_cmp): Delete.
5510 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
5511 (sh_emit_scc_to_t): ... this. Return void.
5512 (from_compare): Rename to...
5513 (sh_emit_compare_and_branch): ... this.
5514 (sh_emit_compare_and_set): New.
5515 (sh_expand_t_scc): Accept operands.
5516 * config/sh/predicates.md (sh_float_comparison_operator): New.
5517 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
5518 (prepare_scc_operands): Rename to...
5519 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
5521 (sh_emit_cheap_store_flag): New.
5522 (sh_emit_set_t_insn): New.
5523 (from_compare): Rename to...
5524 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
5525 handling of TARGET_SH2E floating point to avoid recursive call.
5526 Generate branch here.
5527 (sh_emit_compare_and_set): New.
5528 (sh_expand_t_scc): Get op0/op1 from arguments.
5529 (sh_emit_cheap_store_flag): New.
5530 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
5532 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
5533 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
5534 (movsicc, movdicc): Do nothing when it recreated operands from
5535 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
5536 prepare_scc_operands (now sh_emit_scc_to_t).
5537 (udivdi3): Use cstoresi4.
5538 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
5539 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
5540 (cbranchint4_media, cbranchfp4_media): New.
5541 (casesi): Use cbranchdi4.
5542 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
5544 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
5545 (movnegt): Remove second operand.
5546 (cbranchsf4, cbranchdf4): New.
5547 (stack_protect): Use cbranchdi4/cbranchsi4.
5549 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
5550 (gen_compare_reg): Accept comparison, extract part of it to...
5551 (gen_compare_reg_1): ... this.
5552 (gen_compare_operator): Delete.
5553 (gen_v9_scc): Accept separate destination, comparison code and arms.
5554 Do not use sparc_compare_op0/sparc_compare_op1.
5555 (emit_scc_insn, emit_conditional_branch_insn): New.
5556 (emit_v9_brxx): Make static. Remove useless assertion.
5557 (sparc_emit_float_lib_cmp): Return RTL instead of calling
5559 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
5560 * config/sparc/sparc-protos.h (gen_compare_reg,
5561 sparc_emit_float_lib_cmp): Adjust prototype.
5562 (emit_scc_insn, emit_conditional_branch_insn): New.
5563 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
5564 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
5565 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
5566 iterators to the top.
5567 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
5568 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
5569 snedi_special_trunc): Delete.
5570 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
5571 and snedi_special_trunc.
5572 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
5573 cbranchdi4, cbranch<F:mode>4): New.
5574 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
5575 here. Use gen_compare_reg instead of gen_compare_operator.
5576 (conditional_trap): Replace with...
5577 (ctrapsi4, ctrapdi4): ... this.
5578 (stack_protect_test): Use cbranchcc4.
5580 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
5582 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
5583 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
5584 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
5585 from operands[0] or operands[3] depending on is_set.
5586 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
5587 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
5588 cmpdf, bCC), sCC: Remove.
5589 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
5590 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
5592 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
5593 spu_emit_branch_or_set.
5595 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
5597 * config/stormy16/stormy16.h (xstormy16_compare_op0,
5598 xstormy16_compare_op1): Delete.
5599 * config/stormy16/stormy16.c (xstormy16_compare_op0,
5600 xstormy16_compare_op1): Delete.
5601 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
5603 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
5604 (cmphi, cmpsi, bCC): Remove.
5606 * config/v850/v850.md (tstsi, cmpsi): Fold into...
5607 (*cmpsi): ... this one.
5608 (cbranchsi4, cstoresi4): New.
5609 (bCC expanders): Delete.
5610 (sCC insns): Fold into...
5611 (*setcc): ... this one.
5612 (casesi): Do not use gen_cmpsi and gen_bgtu.
5613 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
5614 (movsicc): Simplify.
5615 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
5617 * config/vax/vax-protos.h (cond_name): New.
5618 (vax_output_conditional_branch): Remove.
5619 * config/vax/vax.c (cond_name): New.
5620 (vax_output_conditional_branch): Remove.
5621 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
5622 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
5623 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
5624 (bit<VAXint>): Wrap source with (compare).
5625 (b<code> and following unnamed pattern): Rename to *branch and
5626 *branch_reversed. Change macroization to match_operator.
5627 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
5629 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
5630 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
5631 Change last argument to machine_mode.
5632 (xtensa_expand_scc): Add machine_mode argument.
5633 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
5634 (gen_conditional_move, xtensa_expand_conditional_branch,
5635 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
5636 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
5637 Adjust operand numbers.
5638 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
5640 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
5641 (cmpsi, cmpsf, b<code>, s<code>): Delete.
5642 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
5644 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5646 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5647 causes spurious differences between trunk and cond-optab branch.
5649 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5652 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
5654 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5656 * tree.c (iterative_hash_pointer): Delete.
5657 (iterative_hash_expr): Short-circuit handling of NULL pointer.
5658 Hash UIDs and versions of SSA names. Don't special-case built-in
5659 function declarations.
5661 2009-05-11 Ian Lance Taylor <iant@google.com>
5664 * graphite.c: Force -Wc++-compat to only be a warning before
5665 #including "cloog/cloog.h".
5667 2009-05-11 Martin Jambor <mjambor@suse.cz>
5669 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
5671 2009-05-11 Jan Hubicka <jh@suse.cz>
5673 * tree-ssa-loop-ivcanon.c: Include target.h
5674 (struct loop_size): new structure.
5675 (constant_after_peeling): New predicate.
5676 (tree_estimate_loop_size): New function.
5677 (estimated_unrolled_size): Rewrite for new estimates.
5678 (try_unroll_loop_completely): Use new estimates.
5679 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
5681 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5683 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
5684 libcpp interface change.
5685 (spu_macro_to_expand): Likewise.
5687 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
5689 PR tree-optimization/40026
5690 * gimplify.c (gimplify_init_constructor): Change initial conditional
5691 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
5692 optimize_compound_literals_in_ctor.
5694 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
5696 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
5698 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
5700 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
5702 * tree-vect-data-refs.c (vect_analyze_group_access): Use
5703 HOST_WIDE_INT for gap.
5705 2009-05-11 Ira Rosen <irar@il.ibm.com>
5707 PR tree-optimization/40074
5708 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
5709 account in group size and step comparison.
5711 2009-05-11 Richard Guenther <rguenther@suse.de>
5713 * passes.c (init_optimization_passes): Strip now incorrect comment.
5714 (execute_function_todo): Do not set PROP_alias.
5715 * tree-pass.h (PROP_alias): Remove.
5716 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
5717 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
5718 * tree-nrv.c (pass_return_slot): Likewise.
5719 * tree-object-size.c (pass_object_sizes): Likewise.
5720 * tree-ssa-dom.c (pass_dominator): Likewise.
5721 (pass_phi_only_cprop): Likewise.
5722 * tree-ssa-dse.c (pass_dse): Likewise.
5723 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
5724 (pass_cselim): Likewise.
5725 * tree-ssa-pre.c (pass_pre): Likewise.
5726 (pass_fre): Likewise.
5727 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
5728 * tree-ssa-sink.c (pass_sink_code): Likewise.
5729 * tree-stdarg.c (pass_stdarg): Likewise.
5730 * tree-tailcall.c (pass_tail_calls): Likewise.
5731 * tree-vrp.c (pass_vrp): Likewise.
5733 2009-05-10 Ian Lance Taylor <iant@google.com>
5735 * basic-block.h (enum profile_status): Break out of struct
5737 * cgraph.h (struct inline_summary): Break out of struct
5739 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
5740 of struct cgraph_order_sort.
5741 * combine.c (enum undo_kind): New enum, broken out of struct undo.
5742 * cse.c (struct branch_path): Break out of struct
5743 cse_basic_block_data.
5744 * except.h (enum eh_region_type): Break out of struct eh_region.
5745 * gcc.c (enum add_del): Break out of struct modify_target.
5746 * genrecog.c (enum decision_type): Break out of struct decision_test.
5747 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
5749 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
5750 * regmove.c (enum match_use): New enum, broken out of struct match.
5751 * sched-int.h (enum post_call_group): New enum, broken out of
5753 (struct deps_reg): Break out of struct deps.
5754 * target.h (struct asm_int_op): Break out of struct gcc_target.
5755 * tree-eh.c (struct goto_queue_node): Break out of struct
5757 * tree-inline.h (enum copy_body_cge_which): Break out of
5759 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
5761 * c-decl.c (in_struct, struct_types): New static variables.
5762 (pushtag): Add loc parameter. Change all callers.
5763 (lookup_tag): Add ploc parameter. Change all callers.
5764 (check_compound_literal_type): New function.
5765 (parser_xref_tag): Add loc parameter. Change all callers. If
5766 -Wc++-compat, warn about struct/union/enum types defined within a
5768 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
5769 and loc parameters. Change all callers. Change error calls to
5770 error_at, using loc. For a redefinition, if the location of the
5771 original definition is known, report it. Set in_struct and
5772 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
5773 (finish_struct): Add new parameters enclosing_in_struct and
5774 enclosing_struct_types. Change all callers. Set
5775 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
5776 in the struct. If in a struct, add this struct to struct_types.
5777 (start_enum): Add loc parameter. Change all callers. Use
5778 error_at for errors, using loc. For a redefinition, if the
5779 location of the original definition is known, report it. If in a
5780 struct, add this enum type to struct_types. If -Wc++-compat warn
5781 if in sizeof, typeof, or alignof.
5782 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
5783 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
5784 (c_parser_enum_specifier): Get enum location for start_enum.
5785 (c_parser_struct_or_union_specifier): Get struct location for
5786 start_struct. Save in_struct and struct_types status between
5787 start_struct and finish_struct.
5788 (c_parser_cast_expression): Get location of cast.
5789 (c_parser_alignof_expression): Get location of type.
5790 (c_parser_postfix_expression): Likewise.
5791 (c_parser_postfix_expression_after_paren_type): Add type_loc
5792 parameter. Change all callers. Call check_compound_literal_type.
5793 Use type_loc for error about variable size type.
5794 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
5795 of an enum constant from an enum type defined in a struct or union.
5796 (c_cast_expr): Add loc parameter. Change all callers. If
5797 -Wc++-compat, warn about defining a type in a cast.
5798 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
5799 (start_enum, start_struct, finish_struct): Update declarations.
5800 (parser_xref_tag, c_cast_expr): Update declarations.
5801 (check_compound_literal_type): Declare.
5803 2009-05-11 Ben Elliston <bje@au.ibm.com>
5805 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
5806 for recent libcpp interface change.
5807 (rs6000_macro_to_expand): Likewise.
5809 2009-05-10 Michael Matz <matz@suse.de>
5812 * config/arm/arm.c (require_pic_register): Emit on entry edge,
5813 not at entry of function.
5815 2009-05-10 Richard Guenther <rguenther@suse.de>
5817 PR tree-optimization/40081
5819 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5820 using the main variant of the element type. Do not fiddle with
5821 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5823 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
5824 structs with volatile fields.
5826 2009-05-10 Jan Hubicka <jh@suse.cz>
5828 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
5829 (estimate_move_cost): Assert that it does not get called for
5831 (estimate_num_insns): Skip VOID types in argument handling.
5832 (optimize_inline_calls): Delete unreachable blocks and verify that
5835 2009-05-10 Jan Hubicka <jh@suse.cz>
5837 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
5838 * cgraph.c (cgraph_mark_address_taken_node): New function.
5839 (dump_cgraph_node): Dump new flag.
5840 * cgraph.h (struct cgraph_node): Add address_taken.
5841 (cgraph_mark_address_taken_node): New function.
5842 * ipa.c (cgraph_postorder): Prioritize functions with address taken
5843 since new direct calls can be born.
5845 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5847 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
5850 2009-05-10 Jan Hubicka <jh@suse.cz>
5853 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
5855 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
5856 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
5857 * tree-inline.c (copy_bb): Set frequency correctly.
5858 (fold_marked_statements): Update call to
5859 cgraph_update_edges_for_call_stmt.
5861 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5863 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
5864 identifiers in diagnostics.
5865 * config/arm/arm.c (arm_handle_fndecl_attribute,
5866 arm_handle_isr_attribute): Likewise.
5867 * config/avr/avr.c (avr_handle_progmem_attribute,
5868 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
5869 * config/bfin/bfin.c (handle_int_attribute,
5870 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
5871 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
5872 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
5874 * config/darwin.c (darwin_handle_kext_attribute,
5875 darwin_handle_weak_import_attribute): Likewise.
5876 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
5877 h8300_handle_eightbit_data_attribute,
5878 h8300_handle_tiny_data_attribute): Likewise.
5879 * config/i386/i386.c (ix86_handle_cconv_attribute,
5880 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
5881 * config/i386/winnt.c (ix86_handle_shared_attribute,
5882 ix86_handle_selectany_attribute): Likewise.
5883 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
5884 * config/m32c/m32c.c (function_vector_handler): Likewise.
5885 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
5886 m68hc11_handle_fntype_attribute): Likewise.
5887 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
5888 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
5889 * config/mips/mips.c (mips_insert_attributes,
5890 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
5891 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
5892 rs6000_handle_struct_attribute): Likewise.
5893 * config/sh/sh.c (sh_insert_attributes,
5894 sh_handle_resbank_handler_attribute,
5895 sh_handle_interrupt_handler_attribute,
5896 sh2a_handle_function_vector_handler_attribute,
5897 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5899 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
5900 * config/spu/spu.c (spu_handle_fndecl_attribute,
5901 spu_handle_vector_attribute): Likewise.
5902 * config/stormy16/stormy16.c
5903 (xstormy16_handle_interrupt_attribute): Likewise.
5904 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
5905 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
5907 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5909 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
5910 (pp_translate_identifiers): New.
5911 (pp_identifier): Only conditionally translate identifier to locale
5913 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
5914 (pp_base_tree_identifier): Only conditionally translate identifier
5915 to locale character set.
5916 * c-pretty-print.c (M_): Define.
5917 (pp_c_type_specifier, pp_c_primary_expression): Mark English
5918 fragments for conditional translation with M_.
5919 * tree-pretty-print.c (maybe_init_pretty_print): Disable
5920 identifier translation.
5922 2009-05-10 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/40081
5925 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5926 using the main variant of the element type. Do not fiddle with
5927 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5929 2009-05-09 Jan Hubicka <jh@suse.cz>
5932 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
5933 indirect calls; verify cgraph afterwards.
5935 2009-05-09 Jan Hubicka <jh@suse.cz>
5938 * ipa.c (update_inlined_to_pointer): New function.
5939 (cgraph_remove_unreachable_nodes): Use it.
5941 2009-05-09 Jan Hubicka <jh@suse.cz>
5943 * tree-eh.c (struct leh_state): Remove prev_try.
5944 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
5946 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
5947 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
5948 remove_eh_handler_and_replace, foreach_reachable_handler,
5949 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
5950 * except.h (struct eh_region): Remove eh_region_u_cleanup.
5951 (gen_eh_region_cleanup): Update prototype.
5953 2009-05-09 Jan Hubicka <jh@suse.cz>
5956 * except.c (copy_eh_region): Always set prev_try.
5957 (redirect_eh_edge_to_label): Find outer try.
5958 (foreach_reachable_handler): When looking for prev try
5959 handle case where previous try is not going to be taken.
5961 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5963 PR tree-optimization/40049
5964 * tree-vect-stmts.c (vectorizable_operation): If the machine has
5965 only vector/vector shifts, convert the type of the constant to the
5966 appropriate type to avoid building incorrect trees, which
5967 eventually have problems with garbage collection.
5969 2009-05-08 Joseph Myers <joseph@codesourcery.com>
5971 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
5972 -1 for complex floating-point types if honoring signed zeros.
5974 2009-05-08 Jan Hubicka <jh@suse.cz>
5976 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
5977 argument; handle correctly when profile is absent.
5978 (build_cgraph_edges): Update.
5979 (rebuild_cgraph_edges): Update.
5980 * cgraph.c: Do not include varray.h.
5981 (cgraph_set_call_stmt_including_clones): New function.
5982 (cgraph_create_edge_including_clones): Likewise
5983 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
5984 (cgraph_update_edges_for_call_stmt): Handle clones.
5985 (cgraph_remove_node): Handle clone tree.
5986 (cgraph_remove_node_and_inline_clones): New function.
5987 (dump_cgraph_node): Dump clone tree.
5988 (cgraph_clone_node): Handle clone tree.
5989 (clone_function_name): Bring here from tree-inline.c.
5990 (cgraph_create_virtual_clone): New function.
5991 * cgraph.h (ipa_replace_map): Move here from ipa.h.
5992 (cgraph_clone_info): New function.
5993 (strut cgraph_node): Add clone_info and new clone tree pointers.
5994 (cgraph_remove_node_and_inline_clones,
5995 cgraph_set_call_stmt_including_clones,
5996 cgraph_create_edge_including_clones,
5997 cgraph_create_virtual_clone): Declare.
5998 (cgraph_function_versioning): Use VEC argument.
5999 (compute_call_stmt_bb_frequency): Update prototype.
6000 (cgraph_materialize_all_clones): New function.
6001 * ipa-cp.c (ipcp_update_cloned_node): Remove.
6002 (ipcp_create_replace_map): Update to VECtors.
6003 (ipcp_update_callgraph): Use virtual clones.
6004 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
6005 (ipcp_update_profiling): Do not update local profiling.
6006 (ipcp_insert_stage): Use VECtors and virtual clones.
6007 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
6008 (clone_of_p): New function.
6009 (cgraph_preserve_function_body_p): Use clone tree.
6010 (cgraph_optimize): Materialize clones.
6011 (cgraph_function_versioning): Update for VECtors.
6012 (save_inline_function_body): Use clone tree.
6013 (cgraph_materialize_clone): New function.
6014 (cgraph_materialize_all_clones): Likewise.
6015 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
6016 * ipa.c: Include gimple.h.
6017 (cgraph_remove_unreachable_nodes): Use clone tree.
6018 * ipa-prop.c (ipa_note_param_call): Update call to
6019 compute_call_stmt_bb_frequencycall.
6020 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
6021 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
6022 (copy_bb): Handle updating of clone tree; add new edge when new call
6024 (expand_call_inline): Be strict about every call having edge.
6025 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
6026 (delete_unreachable_blocks_update_callgraph): New function.
6027 (tree_function_versioning): Use VECtors; always remove unreachable
6028 blocks and fold conditionals.
6029 * tree-inline.h: Do not include varray.h.
6030 (tree_function_versioning): Remove.
6031 * Makefile.in (GTFILES): Remove tree-inline.c
6032 * passes.c (do_per_function): Do only functions having body.
6033 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6036 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6037 Andrew Morrow <acm@google.com>
6040 * c-common.c (c_common_attribute_table): Permit deprecated
6041 attribute to take an optional argument.
6042 (handle_deprecated_attribute): If the optional argument to
6043 __attribute__((deprecated)) is not a string ignore the attribute
6046 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6047 * c-typeck.c (build_component_ref): Likewise.
6048 (build_external_ref): Likewise.
6050 * toplev.c (warn_deprecated_use): Add an attribute argument.
6051 Emit the message associated with __attribute__((deprecated)).
6053 * toplev.h (warn_deprecated_use): Updated.
6055 * doc/extend.texi: Document new optional parameter to
6056 __attribute__((deprecated))
6058 2009-05-08 Michael Eager <eager@eagercon.com>
6060 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6061 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6063 2009-05-08 Richard Guenther <rguenther@suse.de>
6065 PR tree-optimization/40062
6066 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6067 Avoid exponential behavior.
6069 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6071 PR rtl-optimization/33928
6073 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6074 process_uses, build_single_def_use_links): New.
6075 (update_df): Update use_def_ref.
6076 (forward_propagate_into): Use get_def_for_use instead of use-def
6078 (fwprop_init): Call build_single_def_use_links and let it initialize
6080 (fwprop_done): Free use_def_ref.
6081 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6082 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6083 df_rd_simulate_one_insn): New.
6084 (df_rd_bb_local_compute_process_def): Update head comment.
6085 (df_chain_create_bb): Use the new RD simulation functions.
6086 * df.h (df_rd_simulate_artificial_defs_at_top,
6087 df_rd_simulate_one_insn): New.
6088 * opts.c (decode_options): Enable fwprop at -O1.
6089 * doc/invoke.texi (-fforward-propagate): Document this.
6091 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6094 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6095 and one complex operand specially.
6096 * tree-complex.c (some_nonzerop): Do not identify a real value as
6097 zero if flag_signed_zeros.
6099 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6101 PR rtl-optimization/33928
6102 * loop-invariant.c (record_use): Fix && vs. || mishap.
6104 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6106 PR rtl-optimization/33928
6107 * loop-invariant.c (struct use): Add addr_use_p.
6108 (struct def): Add n_addr_uses.
6109 (struct invariant): Add cheap_address.
6110 (create_new_invariant): Set cheap_address.
6111 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6112 (record_uses): Pass df_ref to record_use.
6113 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6116 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6118 * config/sh/sh.c: Do not include c-pragma.h.
6120 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
6122 * config/spu/spu.c: Remove include of c-common.h.
6124 2009-05-07 Janis Johnson <janis187@us.ibm.com>
6127 * c-common.h (mark_valid_location_for_stdc_pragma,
6128 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
6129 clear_float_const_decimal64, float_const_decimal64_p): New.
6130 * c.opt (Wunsuffixed-float-constants): New.
6131 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
6132 unsuffixed float constant, handle new warning.
6133 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
6134 * c-decl.c (c_scope): New flag float_const_decimal64.
6135 (set_float_const_decimal64, clear_float_const_decimal64,
6136 float_const_decimal64_p): New.
6137 (push_scope): Set new flag.
6138 * c-parser.c (c_parser_translation_unit): Mark when it's valid
6139 to use STDC pragmas.
6140 (c_parser_external_declaration): Ditto.
6141 (c_parser_compound_statement_nostart): Ditto.
6142 * c-pragma.c (valid_location_for_stdc_pragma,
6143 mark_valid_location_for_stdc_pragma,
6144 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
6145 handle_pragma_float_const_decimal64): New.
6146 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
6147 * cp/semantics.c (valid_location_for_stdc_pragma_p,
6148 set_float_const_decimal64, clear_float_const_decimal64,
6149 float_const_decimal64_p): New dummy functions.
6150 * doc/extend.texi (Decimal Float): Remove statement that the
6151 pragma, and suffix for double constants, are not supported.
6152 * doc/invoke.texi (Warning Options): List new option.
6153 (-Wunsuffixed-float-constants): New.
6155 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
6157 * config/i386/i386.c: Do not include c-common.h.
6159 2009-05-07 Mark Heffernan <meheff@google.com>
6161 * doc/invoke.texi (Debugging Options): Document change of debugging
6163 * opts.c (decode_options): Make dump_base_name relative to
6164 aux_base_name directory.
6166 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6168 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
6169 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
6171 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
6173 * Makefile.in (install-plugin): Simplify a bit.
6175 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
6177 * Makefile.in (OBJS-common): Add regcprop.o.
6179 * timevar.def (TV_CPROP_REGISTERS): New.
6180 * regrename.c (regrename_optimize): Return 0.
6181 (rest_of_handle_regrename): Delete.
6182 (pass_rename_registers): Point to regrename_optimize.
6183 (struct value_data_entry, struct value_data,
6184 kill_value_one_regno, kill_value_regno, kill_value,
6185 set_value_regno, init_value_data, kill_clobbered_value,
6186 kill_set_value, kill_autoinc_value, copy_value,
6187 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
6188 replace_oldest_value_reg, replace_oldest_value_addr,
6189 replace_oldest_value_mem, copyprop_hardreg_forward_1,
6190 debug_value_data, validate_value_data): Move...
6191 * regcprop.c: ... here.
6192 (rest_of_handle_cprop): Delete.
6193 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
6195 2009-05-07 Jakub Jelinek <jakub@redhat.com>
6198 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
6199 GEN_INT for 1 << bitnum.
6200 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
6203 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
6205 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
6206 Remove wrong description of "nand" operation.
6208 2009-05-06 Richard Guenther <rguenther@suse.de>
6209 Adam Nemet <anemet@caviumnetworks.com>
6211 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
6212 comment. Add that if LHS is not a gimple register, then RHS1 has
6213 to be a single object (GIMPLE_SINGLE_RHS).
6215 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
6217 * expr.c (get_def_for_expr): Move it up in the file.
6218 (store_field): When expanding a bit-field store, look at the
6219 defining gimple stmt for the masking conversion.
6221 2009-05-06 Janis Johnson <janis187@us.ibm.com>
6224 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
6225 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
6226 32-bit memcpy into long.
6228 2009-05-06 Jakub Jelinek <jakub@redhat.com>
6230 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
6231 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
6233 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
6234 instead of appending DW_OP_deref*.
6236 2009-05-06 Michael Matz <matz@suse.de>
6239 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
6240 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
6242 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
6244 * Makefile.in (install-plugin): Fix srcdir handling.
6246 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
6248 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
6249 when processing for not_regs_needed bitmap.
6250 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
6251 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
6252 handling it for rhs.
6254 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6256 * config/i386/i386.md (unnamed inc/dec peephole): Use
6257 optimize_insn_for_size_p instead of optimize_size.
6258 * config/i386/predicates.md (incdec_operand): Likewise.
6259 (aligned_operand): Likewise.
6260 * config/i386/sse.md (divv8sf3): Likewise.
6261 (sqrtv8sf2): Likewise.
6263 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6265 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
6267 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
6269 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6271 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
6272 ssemodesuffixf2c with avxmodesuffixf2c.
6274 2009-05-06 Joseph Myers <joseph@codesourcery.com>
6277 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
6279 2009-05-05 Jakub Jelinek <jakub@redhat.com>
6281 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
6282 (struct tree_base): Adjust spacing for 8 bit boundaries.
6283 (struct tree_decl_common): Add decl_by_reference_flag bit.
6284 (DECL_BY_REFERENCE): Adjust.
6285 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
6286 print DECL_BY_REFERENCE bit.
6287 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
6288 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
6289 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
6290 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
6294 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
6295 range of the type, but default label is missing, add it with one
6296 of the existing labels instead of adding a new label for it.
6298 2009-05-05 Joseph Myers <joseph@codesourcery.com>
6302 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
6304 * Makefile.in (enable_plugin, plugin_includedir): New.
6305 (install): Depend on install-plugin.
6306 (PLUGIN_HEADERS): New.
6307 (install-plugin): New.
6308 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
6310 2009-05-05 Richard Guenther <rguenther@suse.de>
6312 PR tree-optimization/40022
6313 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
6315 (phivn_valid_p): Fix tuplification error, simplify.
6316 (phiprop_insert_phi): Add dumps.
6317 (propagate_with_phi): Simplify.
6319 2009-05-05 Richard Guenther <rguenther@suse.de>
6322 * builtins.c (gimplify_va_arg_expr): Properly build the address.
6324 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
6326 * tree.h (strip_float_extensions): Remove duplicate declaration.
6327 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
6328 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
6329 block_ultimate_origin): Rearrange the declarations line to match the
6330 comment that indicates the .c file which the functions are defined.
6331 (dwarf2out_*, set_decl_rtl): Add comment.
6332 (get_base_address): Adjust comment.
6333 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
6334 declarations line and add comment.
6335 (is_builtin_name): Add blank after function name, for clarity.
6337 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6339 * attribs.c (decl_attributes): Use %qE for identifiers in
6341 * cgraphunit.c (verify_cgraph_node): Translate function names to
6342 locale character set in diagnostics.
6343 * coverage.c (get_coverage_counts): Use %qE for identifiers in
6345 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
6346 Document that functions are named in UTF-8.
6347 * expr.c (expand_expr_real_1): Translate function names to locale
6348 character set in diagnostics.
6349 * gimplify.c (omp_notice_variable, omp_is_private,
6350 gimplify_scan_omp_clauses): Use %qE for identifiers in
6352 * langhooks.c (lhd_print_error_function): Translate function names
6353 to locale character set.
6354 * langhooks.h (decl_printable_name): Document that return value is
6355 in internal character set.
6356 * stmt.c: Include pretty-print.h
6357 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
6359 (resolve_operand_name_1): Translate named operand name to locale
6361 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
6363 * toplev.c (announce_function): Translate function names to locale
6365 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
6366 (default_tree_printer): Use pp_identifier or translate identifiers
6367 to locale character set. Mark "<anonymous>" for translation.
6368 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
6369 for identifiers in diagnostics.
6370 * tree.c (handle_dll_attribute): Use %qE for identifiers in
6372 * varasm.c (output_constructor): Use %qE for identifiers in
6375 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
6377 * configure.ac: use ` ` instead of $()
6378 * configure: Regenerate.
6380 2009-05-05 Ben Elliston <bje@au.ibm.com>
6382 * config/pa/linux-atomic.c: Eliminate conditional include of
6383 errno.h on non-LP64 systems to simplify build requirements.
6385 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6387 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
6389 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
6390 and pass value to identifier_to_locale.
6391 (warn_variable_length_array): Make name a tree.
6392 (grokdeclarator): Separate diagnostic texts for named and unnamed
6393 declarators. Use %qE for named declarators.
6394 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
6396 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
6397 identifiers in diagnostics.
6398 * c-typeck.c (push_member_name, start_init): Pass identifiers to
6399 identifier_to_locale. Mark "anonymous" strings for translation.
6401 2009-05-04 Michael Eager <eager@eagercon.com>
6403 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
6404 address for DImode/DFmode only if double-precision FP regs.
6406 2009-05-04 Michael Eager <eager@eagercon.com>
6408 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
6409 TARGET_SINGLE_FLOAT check.
6411 2009-05-04 Michael Eager <eager@eagercon.com>
6413 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
6415 2009-05-04 Michael Eager <eager@eagercon.com>
6417 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
6418 * config/rs6000/t-xilinx: New
6420 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
6422 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
6423 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
6424 * gcc/explow.c (memory_address): Use target hook.
6425 * gcc/targhooks.c (default_legitimize_address): New.
6426 * gcc/targhooks.h (default_legitimize_address): New.
6427 * gcc/target.h (legitimize_address): New.
6428 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
6429 (TARGET_INITIALIZER): Include it.
6430 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
6432 * config/bfin/bfin-protos.h (legitimize_address): Remove.
6433 * config/bfin/bfin.c (legitimize_address): Remove.
6434 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
6435 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
6437 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
6438 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
6440 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
6441 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
6442 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
6443 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
6444 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
6445 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
6446 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
6447 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
6448 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
6449 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
6450 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
6451 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
6452 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
6453 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
6454 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
6455 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
6456 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
6457 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
6458 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
6459 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
6460 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
6461 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
6462 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
6464 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
6465 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
6466 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
6467 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
6468 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
6469 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
6470 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
6471 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
6472 (thumb_legitimize_address): Delete.
6473 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
6474 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
6475 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
6476 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
6477 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
6478 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
6480 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
6483 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
6484 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
6485 * config/m32r/m32r.c (m32r_legitimize_address): New.
6486 * config/m68k/m68k.c (m68k_legitimize_address): New.
6487 * config/score/score.c (score_legitimize_address): Standardize.
6488 * config/score/score3.c (score3_legitimize_address): Standardize.
6489 * config/score/score3.h (score3_legitimize_address): Adjust.
6490 * config/score/score7.c (score7_legitimize_address): Standardize.
6491 * config/score/score7.h (score7_legitimize_address): Adjust.
6492 * config/sh/sh.c (sh_legitimize_address): New.
6493 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
6495 * gcc/config/s390/s390.c (legitimize_address): Rename to...
6496 (s390_legitimize_address): ... this.
6497 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
6498 (sparc_legitimize_address): ... this.
6499 * gcc/config/i386/i386.c (legitimize_address): Rename to...
6500 (ix86_legitimize_address): ... this.
6501 * gcc/config/avr/avr.c (legitimize_address): Rename to...
6502 (avr_legitimize_address): ... this.
6503 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
6504 (mn10300_legitimize_address): ... this.
6505 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
6506 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
6507 (alpha_expand_mov): Adjust call.
6509 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
6510 * config/spu/spu.c (spu_legitimize_address): Likewise.
6511 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
6512 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
6514 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6516 * intl.c (locale_encoding, locale_utf8): New.
6517 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
6518 * intl.h (locale_encoding, locale_utf8): Declare.
6519 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
6520 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
6522 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
6524 (pp_tree_identifier): Define to call pp_base_tree_identifier.
6525 (pp_base_tree_identifier): Declare as function.
6526 (identifier_to_locale): Declare.
6527 * Makefile.in (pretty-print.o): Update dependencies.
6528 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
6530 2009-05-04 Richard Guenther <rguenther@suse.de>
6533 * builtins.c (fold_builtin_memory_op): Do not decay to element
6534 type if the size matches the whole array.
6536 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6538 * expmed.c (synth_mult): When trying out a shift, pass the result
6541 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6543 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
6544 (shiftsub1_cost): New.
6545 (init_expmed): Compute shiftsub1_cost.
6546 (synth_mult): Optimize multiplications by constants of the form
6547 -(2^^m-1) for some constant positive integer m.
6549 2009-05-03 Richard Guenther <rguenther@suse.de>
6552 * c-typeck.c (array_to_pointer_conversion): Do not built
6553 ADDR_EXPRs of arrays of pointer-to-element type.
6554 * c-gimplify.c (c_gimplify_expr): Revert change fixing
6555 up wrong ADDR_EXPRs after-the-fact.
6556 * c-common.c (strict_aliasing_warning): Strip pointer
6557 conversions for obtaining the original type.
6558 * builtins.c (fold_builtin_memset): Handle array types.
6559 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
6562 2009-05-03 Richard Guenther <rguenther@suse.de>
6565 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
6566 Do not lose casts from array types with unknown extent to array
6567 types with known extent.
6568 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
6569 alias set compatibility.
6571 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6573 * flags.h (extra_warnings): Delete.
6574 * toplev.c (process_options): Handle Wuninitialized here.
6575 * opts.c (extra_warnings): Delete.
6576 (set_Wextra): Delete.
6577 (common_handle_option): -Wextra can be handled automatically.
6578 * c-opts.c (c_common_handle_option): Delete obsolete code.
6579 (c_common_post_options): Simplify comment.
6580 * common.opt (W): Add Var.
6582 (Wuninitialized): Initialize to -1.
6584 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
6585 Richard Guenther <rguenther@suse.de>
6587 * expr.c (get_def_for_expr): New function.
6588 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
6589 SSA rather than trees.
6590 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
6591 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
6593 2009-05-03 Joseph Myers <joseph@codesourcery.com>
6595 * c-common.c (reswords): Add _Imaginary.
6596 * c-common.c (enum rid): Add RID_IMAGINARY.
6598 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
6600 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
6601 Patch by Richard Guenther.
6603 2009-05-03 Anatoly Sokolov <aesok@post.ru>
6605 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
6606 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6607 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
6608 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
6609 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
6610 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
6611 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
6612 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
6613 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
6614 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
6615 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
6616 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
6617 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
6618 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
6619 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
6620 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
6621 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
6622 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
6624 2009-05-02 Richard Guenther <rguenther@suse.de>
6626 PR tree-optimization/39940
6627 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
6630 2009-05-02 Richard Guenther <rguenther@suse.de>
6633 * tree-ssa.c (execute_update_addresses_taken): Properly check
6634 if we can mark a variable DECL_GIMPLE_REG_P.
6635 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
6636 back to the end of the function.
6637 (is_gimple_reg_type): Remove complex type special casing.
6638 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
6641 2009-05-02 Ben Elliston <bje@au.ibm.com>
6643 * doc/collect2.texi (Collect2): Document search path behaviour
6644 when configured with --with-ld.
6646 2009-05-02 Jan Hubicka <jh@suse.cz>
6648 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
6649 parameter; update callers.
6650 (coalesce_cost_edge): EH edges are costier because they needs
6651 splitting even if not critical and even more costier when there are
6652 multiple EH predecestors.
6654 2009-05-02 Jan Hubicka <jh@suse.cz>
6656 * except.c (remove_eh_handler_and_replace): Handle updating after
6657 removing TRY blocks.
6659 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
6661 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
6663 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
6665 * varasm.c: Do not include c-pragma.h.
6666 * attribs.c: Do not incude c-common.h.
6668 2009-05-01 Michael Matz <matz@suse.de>
6670 * calls.c (initialize_argument_information): Handle SSA names like
6671 decls with a non MEM_P DECL_RTL.
6673 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6675 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
6676 * ipa-utils.c: Likewise.
6677 * ipa-type-escape.c: Likewise.
6678 * cgraphunit.c Do not include c-common.h.
6679 * ipa-pure-const.c: Likewise.
6680 * tree-if-conv.c: Likewise.
6681 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
6682 * ipa-struct-reorg.c: Likewise.
6683 * tree-nomudflap.c: Likewise.
6684 * tree-ssa-structalias.c: Likewise.
6686 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6688 * store-motion.c: Many cleanups to make this pass a first-class
6689 citizen instead of an appendix to gcse load motion. Add TODO list
6690 to make this pass faster/cleaner/better.
6692 (struct ls_expr): Post gcse.c-split cleanups.
6693 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
6694 "stores" field to "avail_stores".
6695 (pre_ldst_mems): Rename to store_motion_mems.
6696 (pre_ldst_table): Rename to store_motion_mems_table.
6697 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
6698 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
6699 (ldst_entry): Rename to st_expr_entry, update users.
6700 (free_ldst_entry): Rename to free_st_expr_entry, update users.
6701 (free_ldst_mems): Rename to free_store_motion_mems, update users.
6702 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
6704 (first_ls_expr): Rename to first_st_expr, update users.
6705 (next_ls_expr): Rename to next_st_expr, update users.
6706 (print_ldst_list): Rename to print_store_motion_mems. Print names of
6707 fields properly for store motion instead of names inherited from load
6709 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
6710 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
6713 (ae_kill): Rename to st_kill, update users.
6714 (ae_gen): Rename to st_avloc, update users.
6715 (transp): Rename to st_transp, update users.
6716 (pre_insert_map): Rename to st_insert_map, update users.
6717 (pre_delete_map): Rename to st_delete_map, update users.
6718 (insert_store, build_store_vectors, free_store_memory,
6719 one_store_motion_pass): Update for abovementioned changes.
6721 (gcse_subst_count, gcse_create_count): Remove.
6722 (one_store_motion_pass): New statistics counters "n_stores_deleted"
6723 and "n_stores_created", local variables.
6725 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
6728 (regvec, compute_store_table_current_insn): Remove.
6729 (reg_set_info, reg_clear_last_set): Remove.
6730 (compute_store_table): Use DF caches instead of local dataflow
6733 2009-05-01 Joseph Myers <joseph@codesourcery.com>
6735 * c-objc-common.c (c_tree_printer): Print identifiers with
6736 pp_identifier, not pp_string. Mark "({anonymous})" for
6738 * c-pretty-print.c (pp_c_ws_string): New.
6739 (pp_c_cv_qualifier, pp_c_type_specifier,
6740 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
6741 pp_c_storage_class_specifier, pp_c_function_specifier,
6742 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
6743 pp_c_primary_expression, pp_c_postfix_expression,
6744 pp_c_unary_expression, pp_c_shift_expression,
6745 pp_c_relational_expression, pp_c_equality_expression,
6746 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
6747 use pp_string and pp_c_ws_string in place of pp_identifier and
6748 pp_c_identifier for non-identifiers. Mark English strings for
6750 * c-pretty-print.h (pp_c_ws_string): Declare.
6752 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
6753 Roland McGrath <roland@redhat.com>
6755 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
6756 (ENABLE_LD_BUILDID): New configuration option.
6757 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
6758 (LINK_BUILDID_SPEC): New macro.
6759 (init_spec): If defined, prepend it between LINK_EH_SPEC and
6761 * doc/install.texi: Document --enable-linker-build-id option.
6762 * configure: Rebuild.
6763 * config.in: Rebuild.
6765 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
6767 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
6768 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
6769 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
6770 MIPS_GP_SAVE_AREA_SIZE.
6771 * config/mips/mips.c (struct mips_frame_info): Update comment
6772 before arg_pointer_offset and hard_frame_pointer_offset.
6773 (mips_compute_frame_info): Update diagram before function: to
6774 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
6775 indicate the position of frame_pointer_rtx with -fstack-protector and
6776 to show args_size. Don't allocate cprestore area for leaf functions
6777 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
6779 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
6781 2009-04-30 Michael Matz <matz@suse.de>
6783 PR tree-optimization/39955
6784 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
6786 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
6788 * ira.c (setup_cover_and_important_classes): Use safe macro
6789 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
6791 * genpreds.c (write_tm_preds_h): Output suitable definition of
6792 REG_CLASS_FOR_CONSTRAINT.
6794 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6796 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
6798 * bitmap.c (bitmap_descriptor): Likewise.
6799 * ggc-common.c (loc_descriptor): Likewise.
6800 * varray.c (varray_descriptor): Likewise.
6801 * vec.c (vec_descriptor): Likewise.
6803 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
6805 * Makefile.in (dce.o): Add $(EXCEPT_H).
6806 * dce.c: Include except.h and delete redundant vector definitions.
6807 (deletable_insn_p): Return false for non-call insns that can throw
6810 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
6812 * gcse.c (ae_gen): Remove.
6813 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
6814 and make non-static function to make it available in store-motion.c.
6815 Update call sites with search-and-replace.
6816 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
6817 extract_mentioned_regs, extract_mentioned_regs_helper,
6818 find_moveable_store, compute_store_table, load_kills_store, find_loads,
6819 store_killed_in_insn, store_killed_after, store_killed_before,
6820 build_store_vectors, insert_insn_start_basic_block, insert-store,
6821 remove_reachable_equiv_notes, replace_store_insn, delete_store,
6822 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
6823 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
6824 * store-motion.c: ...new file. Also copy data structures from gcse.c
6825 and clean up to remove parts not used by store motion.
6826 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
6827 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
6829 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6832 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
6833 when optimizing for size.
6835 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
6837 * gcse.c (gcse_constant_p): Fix typo in last change.
6839 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6841 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
6843 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
6845 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
6847 2009-04-29 James E. Wilson <wilson@codesourcery.com>
6849 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
6850 CONST_HIGH_PART result.
6852 2009-04-29 Anatoly Sokolov <aesok@post.ru>
6854 * config/avr/avr.c (initial_elimination_offset): Rename to
6855 avr_initial_elimination_offset.
6856 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
6857 change return type to bool.
6858 (avr_can_eliminate): New function.
6859 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
6860 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
6861 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
6862 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
6863 avr_initial_elimination_offset.
6864 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
6865 (avr_initial_elimination_offset): Define.
6867 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
6868 Steven Bosscher <steven@gcc.gnu.org>
6870 PR rtl-optimization/39938
6871 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
6872 * cfgrtl.c: Include insn-attr.h.
6873 (rest_of_pass_free_cfg): New function.
6874 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
6875 * resource.c (init_resource_info): Remove call to df_analyze.
6877 2009-04-29 Richard Guenther <rguenther@suse.de>
6880 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
6881 allow conversion to signed integers.
6883 2009-04-29 Richard Guenther <rguenther@suse.de>
6885 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
6886 shifts of floating point vectors if the shift amount is
6887 a constant multiple of the element size.
6889 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
6890 Michael Matz <matz@suse.de>
6894 * tree-outof-ssa.c (emit_partition_copy): New function.
6895 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6896 insert_part_to_rtx_on_edge): Perform the partition base var
6897 copy using emit_partition_copy.
6898 (insert_value_copy_on_edge): Convert constants to the right mode.
6899 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
6900 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
6902 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6904 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
6905 scan backwards to try to find a constant to initialize it.
6907 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
6908 insn before the loop_end instruction, don't look past labels.
6910 2009-04-29 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
6914 loose type conversions.
6915 (forward_propagate_addr_expr): Fix tuplification bug. Remove
6916 stmts only if there are no uses of its definition.
6918 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6920 * config/bfin/bfin.h (splitting_loops): Declare.
6921 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
6922 Reorder bit definitions to be ascending.
6923 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
6924 * config/bfin/bfin.c (splitting_loops): New variable.
6925 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
6926 (struct loop_info): Remove members INIT and LOOP_INIT.
6927 (bfin_optimize_loop): Don't set them. Reorder the code that generates
6928 the LSETUP sequence. Allow LC to be loaded from any register, but
6929 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
6930 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
6932 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
6933 of reload_completed.
6936 * config/bfin/bfin.md (movsi_insn): Refine constraints.
6938 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
6940 * Makefile.in (PLUGIN_VERSION_H): New.
6941 (OBJS-common): Remove plugin-version.o.
6942 (plugin.o): Depend on (PLUGIN_VERSION_H).
6943 (plugin-version.o): Remove.
6944 * configure: Regenerate
6945 * configure.ac: Create plugin-version.h.
6946 * gcc-plugin.h (plugin_gcc_version): Remove.
6947 (plugin_default_version_check): Change signature.
6948 * plugin-version.c: Remove.
6949 * plugin.c: Include plugin-version.h.
6950 (str_plugin_gcc_version_name): Remove.
6951 (try_init_one_plugin): Pass gcc version to plugin_init.
6952 (plugin_default_version_check): Both gcc and plugin versions are now
6955 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6957 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
6958 problematic last insns. Test for TYPE_CALL rather than CALL_P.
6959 Remove special case testing for last insn of inner loops. Don't fail
6960 if the loop ends with a jump, emit an extra nop instead.
6962 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
6963 DREGS rather than comparing directly. Remove code that tries to
6964 account for latencies.
6966 2009-04-29 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/39941
6969 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
6970 eliminating an indirect call.
6972 2009-04-29 Richard Guenther <rguenther@suse.de>
6974 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
6975 parameter. Allow invariants as base if !require_lvalue.
6976 (verify_gimple_assign_single): Adjust.
6978 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6980 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
6981 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
6982 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
6983 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
6984 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
6986 * config/bfin/bfin.c (bfin_expand_builtin,
6987 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
6989 2009-04-28 Richard Guenther <rguenther@suse.de>
6991 * tree-vect-loop.c (get_initial_def_for_induction): Use
6992 correct types for pointer increment.
6994 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6996 * toplev.c (print_version): Update GMP version string calculation.
6998 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
7000 PR rtl-optimization/39938
7001 * resource.c (init_resource_info): Add call to df_analyze.
7003 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7005 * config/alpha/alpha.md (usegp): Cast the result of
7006 alpha_find_lo_sum_using_gp to enum attr_usegp.
7007 * config/alpha/alpha.c (override_options): Remove end-of-structure
7008 marker element from cpu_table. Use array size of cpu_table to handle
7009 -mcpu and -mtune options.
7010 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
7012 2009-04-28 Joseph Myers <joseph@codesourcery.com>
7014 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
7015 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
7016 tune_32 and tune_64.
7017 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7019 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
7020 * config/rs6000/option-defaults.h: ... here. New file.
7021 (OPT_64, OPT_32): Define.
7022 (MASK_64BIT): Define to 0 if not already defined.
7023 (OPT_ARCH64, OPT_ARCH32): Define.
7024 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
7027 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7029 * config/arm/arm.c (arm_override_options): Emit error on using
7032 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7034 PR rtl-optimization/39914
7035 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7036 registers for allocnos created from user-defined variables only
7037 when not optimizing.
7039 2009-04-28 Richard Guenther <rguenther@suse.de>
7042 * fold-const.c (fold_binary): Use distribute_real_division only
7045 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7047 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7048 add hpux-stdint.h to tm_file.
7049 (hppa[12]*-*-hpux11*): Ditto.
7050 (ia64*-*-hpux*): Ditto.
7051 * config/hpux-stdint.h: New.
7052 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7053 __STDC_EXT__ for all compiles.
7054 * config/pa/pa-hpux.h: Ditto.
7055 * config/pa/pa-hpux10.h: Ditto.
7056 * config/pa/pa-hpux11.h: Ditto.
7058 2009-04-28 Catherine Moore <clm@codesourcery.com>
7060 * debug.h (set_name): Add comment.
7062 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7065 * config/darwin.c (machopic_gen_offset): Check
7066 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7067 * config/arm/arm.c (require_pic_register): Likewise.
7069 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7071 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7072 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7073 m32c_promote_prototypes): Delete.
7075 2009-04-28 Michael Matz <matz@suse.de>
7078 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7081 2009-04-28 Richard Guenther <rguenther@suse.de>
7083 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7085 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7087 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7088 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7089 * config/arm/arm-tune.md: Regenerate.
7091 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7093 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7094 block if there are complex incoming edges.
7095 (sel_merge_blocks): Remove useless assert.
7096 (sel_redirect_edge_and_branch): Check that edge was redirected.
7097 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7098 (sel_find_rgns): Delete declaration.
7099 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7100 the region when it is not a preheader.
7102 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7105 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7107 2009-04-28 Richard Guenther <rguenther@suse.de>
7109 * tree.h (SSA_NAME_VALUE): Remove.
7110 (struct tree_ssa_name): Remove value_handle member.
7111 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7112 array for jump threading.
7113 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7115 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7116 * tree-flow.h (threadedge_initialize_values): Declare.
7117 (threadedge_finalize_values): Likewise.
7118 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7119 (SSA_NAME_VALUE): Define.
7120 (threadedge_initialize_values): New function.
7121 (threadedge_finalize_values): Likewise.
7122 * tree-ssa-dom.c (ssa_name_values): New global variable.
7123 (SSA_NAME_VALUE): Define.
7124 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
7126 2009-04-28 Ira Rosen <irar@il.ibm.com>
7128 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7129 Use REPORT_VECTORIZED_LOCATIONS instead
7130 REPORT_VECTORIZED_LOOPS.
7131 * tree-vectorizer.c (vect_verbosity_level): Make static.
7132 (vect_loop_location): Rename to vect_location.
7133 (vect_set_verbosity_level): Update comment.
7134 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
7136 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
7137 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
7138 instead REPORT_UNVECTORIZED_LOOPS.
7139 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
7140 and vect_loop_def to vect_external_def and vect_internal_def.
7141 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
7142 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
7143 REPORT_UNVECTORIZED_LOCATIONS.
7144 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
7145 and vect_used_in_loop and to vect_unused_in_scope and
7147 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
7148 (vect_verbosity_level): Remove declaration.
7149 (vect_analyze_operations): Likewise.
7150 (vect_analyze_stmt): Declare.
7151 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
7152 REPORT_UNVECTORIZED_LOCATIONS.
7153 (vect_get_loop_niters): Fix indentation.
7154 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
7155 (vect_analyze_loop_operations): New function.
7156 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
7157 vect_analyze_operations.
7158 (vect_is_simple_reduction): Use new names.
7159 (vectorizable_live_operation, vect_transform_loop): Likewise.
7160 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
7161 to specify whether the data references can be a part of interleaving
7163 (vect_analyze_data_ref_dependence): Use new names.
7164 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
7165 (vect_create_addr_base_for_vector_ref): Remove redundant code.
7166 * tree-vect-patterns.c (widened_name_p): Use new names.
7167 (vect_recog_dot_prod_pattern): Likewise.
7168 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
7169 (process_use, vect_mark_stmts_to_be_vectorized,
7170 vect_model_simple_cost, vect_model_store_cost,
7171 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
7172 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7173 vectorizable_operation, vectorizable_type_demotion,
7174 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
7175 vectorizable_condition): Likewise.
7176 (vect_analyze_operations): Split into vect_analyze_loop_operations
7178 (vect_analyze_stmt): ... new function.
7179 (new_stmt_vec_info): Use new names.
7180 (vect_is_simple_use): Use new names and fix comment.
7181 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
7182 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
7184 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7187 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
7188 and integer modes for x87 operands. Do not ICE for unsupported size,
7189 generate error instead. Generate error for unsupported operand types.
7190 ['z']: Do not handle HImode memory operands specially. Warning
7191 for floating-point operands. Fallthru to 'Z' for unsupported operand
7192 types. Do not ICE for unsupported size, generate error instead.
7193 (output_387_binary_op): Use %Z to output operands.
7194 (output_fp_compare): Ditto.
7195 (output_387_reg_move): Ditto.
7197 2009-04-28 Ben Elliston <bje@au.ibm.com>
7202 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7204 * builtins.c (c_strlen): Do not warn here.
7205 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7206 * c-common.c (pointer_int_sum): Take an explicit location.
7207 Warn about offsets out of bounds.
7208 * c-common.h (pointer_int_sum): Adjust declaration.
7210 2009-04-27 Ian Lance Taylor <iant@google.com>
7212 * collect2.c (is_ctor_dtor): Change type of ret field in struct
7214 * dce.c (run_fast_df_dce): Change type of old_flags to int.
7215 * df-core.c (df_set_flags): Change return type to int. Change
7216 type of old_flags to int.
7217 (df_clear_flags): Likewise.
7218 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
7219 (df_get_conditional_uses): Likewise.
7220 * df.h (df_set_flags, df_clear_flags): Update declarations.
7221 * dwarf2out.c (struct indirect_string_node): Change type of form
7222 field to enum dwarf_form.
7223 (AT_string_form): Change return type to enum dwarf_form.
7224 * fixed-value.c (fixed_compare): Add cast to enum type.
7225 * fwprop.c (update_df): Change 0 to VOIDmode.
7226 * gensupport.c: Change 0 to UNKNOWN.
7227 * gimple.h (gimple_cond_code): Add cast to enum type.
7228 * haifa-sched.c (reemit_notes): Add cast to enum type.
7229 * hooks.c (hook_int_void_no_regs): Remove function.
7230 * hooks.h (hook_int_void_no_regs): Remove declaration.
7231 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
7232 * predict.c (combine_predictions_for_insn): Add casts to enum type.
7233 * real.c (real_arithmetic): Add cast to enum type.
7234 (real_compare): Likewise.
7235 * target.h (struct gcc_target): Change return type of
7236 branch_target_register_class to enum reg_class.
7237 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
7238 default_branch_target_register_class.
7239 * targhooks.c (default_branch_target_register_class): New function.
7240 * targhooks.h (default_branch_target_register_class): Declare.
7241 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
7242 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
7244 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
7246 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
7247 vect_uninitialized_def. Change 0 to ERROR_MARK.
7248 * tree-vect-stmts.c (supportable_widening_operation): Don't
7249 initialize icode1 and icode2.
7250 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
7251 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
7253 (cmn_err_flag_specs): Change 0 to STD_C89.
7254 (cmn_err_char_table): Likewise.
7255 * config/arm/arm.c (get_arm_condition_code): Change type of code
7256 to enum arm_cond_code.
7257 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
7258 (IWMMXT_BUILTIN2): Likewise.
7259 (neon_builtin_type_bits): Don't define typedef.
7260 (neon_builtin_datum): Change type of bits field to int.
7261 (arm_expand_neon_args): Add cast to enum type.
7262 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
7264 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
7266 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
7268 * config/mips/mips.md (jal_macro): Return enum constant.
7269 (single_insn): Likewise.
7270 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
7272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7274 * config/s390/s390.c (s390_tune_flags): Change type to int.
7275 (s390_arch_flags): Likewise.
7276 (s390_handle_arch_option): Change flags field of struct pta to int.
7277 * config/s390/s390.h (s390_tune_flags): Update declaration.
7278 (s390_arch_flags): Likewise.
7279 * config/sh/sh.c (prepare_move_operands): Compare
7280 tls_symbolic_operand result with enum constant.
7281 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
7282 (sh_expand_prologue): Add cast to enum type.
7283 (sh_expand_epilogue): Likewise.
7284 (tls_symbolic_operand): Change return type to enum tls_model.
7285 (fpscr_set_from_mem): Add cast to enum type.
7286 (legitimize_pic_address): Compare tls_symbolic_operand result with
7288 (sh_target_reg_class): Change return type to enum reg_class.
7289 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
7291 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
7292 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
7293 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
7294 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
7295 (delayed_branch, tls_call_delay): Likewise.
7296 (eligible_for_sibcall_delay): Likewise.
7297 (eligible_for_return_delay): Likewise.
7298 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
7299 (spu_expand_builtin_1): Likewise.
7301 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
7302 for all types of conversions.
7303 (output_init_element): Issue -Wc++-compat warning if needed when
7304 initializing a bitfield with enum type.
7305 * c-parser.c (c_parser_expression): Set original_type to
7306 original_type of right hand operand of comman operator.
7308 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7310 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
7312 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
7313 * doc/cpp.texi (Standard Predefined Macros)
7314 (Implementation-defined behavior): Likewise.
7315 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
7316 * doc/gimple.texi (GIMPLE Exception Handling)
7317 (@code{GIMPLE_ASSIGN}): Likewise.
7318 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
7319 * doc/invoke.texi (Warning Options, Optimize Options)
7320 (AVR Options, Darwin Options): Likewise.
7321 (Optimize Options): Reformulate -fwhole-program description.
7322 * doc/loop.texi (Lambda): Likewise.
7323 * doc/md.texi (Output Template, Define Constraints)
7324 (Standard Names, Insn Splitting): Likewise.
7325 * doc/options.texi (Option properties): Likewise.
7326 * doc/passes.texi (Tree-SSA passes): Likewise.
7327 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
7328 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
7329 (File Names and DBX): Likewise.
7330 * doc/trouble.texi (Incompatibilities): Likewise.
7332 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7334 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
7335 instruction is correct.
7337 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7339 Allow non-constant arguments to conversion intrinsics.
7340 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
7341 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
7342 * spu.c (print_operand): Handle 'v' and 'w'.
7343 (exp2_immediate_p, spu_gen_exp2): Define.
7344 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
7345 spu_convtf_1): Update parameter descriptions.
7346 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
7347 * constraints.md ('v', 'w'): New.
7348 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
7350 (i2f, I2F): New define_mode_attr.
7351 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
7352 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
7353 fixuns_truncv4sfv4si2): Update to use mode attribute.
7354 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
7355 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
7356 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
7357 patterns for combine.
7359 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
7361 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
7362 (cprop, hoist, pre, store_motion): New debug counters.
7363 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
7364 is not an RTL pass anymore.
7365 (pass_profiling): Remove extern decl for pass removed in 2005.
7366 (pass_gcse, pass_jump_bypass): Remove.
7367 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
7368 to 0 for clean state.
7369 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
7370 * cse.c (gate_handle_cse_after_global_opts,
7371 rest_of_handle_cse_after_global_opts): New functions.
7372 (pass_cse_after_global_opts): New pass, does local CSE.
7373 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
7374 (TV_CPROP): New timevar.
7375 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
7376 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
7377 (gcse_main, recompute_all_luids): Remove.
7378 (compute_hash_table_work): Call max_reg_num instead of reading
7380 (cprop_jump): Don't set run_jump_opt_after_gcse.
7381 (constprop_register): Always allow to alter jumps.
7382 (cprop_insn): Likewise.
7383 (do_local_cprop): Likewise.
7384 (local_cprop_pass): Likewise. Return non-zero if something changed.
7385 (cprop): Remove function, fold interesting bits into one_cprop_pass.
7386 (find_implicit_sets): Add note about missed optimization opportunity.
7387 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
7388 pass_rtl_cprop execute function.
7389 Don't bother tracking the pass number, each pass gets its own dumpfile
7391 Always allow to alter jumpsand bypass jumps.
7392 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
7393 will just find no suitable set.
7394 (pre_edge_insert): Fix dumping, this function is for PRE only.
7395 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
7396 pass_rtl_pre execute function.
7397 (hoist_code): Return non-zero if something changed. Keep track of
7398 substitutions and insertions for statistics gathering similar to PRE.
7399 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
7400 called from the pass_rtl_hoist execute function. Show pass statistics.
7401 (compute_store_table): Use max_reg_num directly instead of using the
7402 formerly global max_gcse_regno.
7403 (build_store_vectors): Likewise.
7404 (replace_store_insn): Fix dumping.
7405 (store_motion): Rename to ...
7406 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
7407 pass, called from the pass_rtl_store_motion execute function. Keep
7408 track of substitutions and insertions for statistics gathering similar
7410 (bypass_jumps): Remove, fold interesting bits into ...
7411 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
7412 from the pass_rtl_cprop execute function.
7413 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7414 pass_jump_bypass): Remove.
7415 (gate_handle_gcse, rest_of_handle_gcse): Remove.
7416 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
7417 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
7418 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
7419 (gate_rtl_store_motion, execute_rtl_store_motion,
7420 pass_rtl_store_motion): New.
7421 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
7422 make it clear that -fcse-skip-blocks is a no-op for backward compat.
7423 * passes.c (init_optimization_passes): Remove pass_gcse and
7424 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
7425 and cse_after_global_opts in place of pass_gcse. Schedule cprop
7426 instead of pass_jump_bypass.
7428 2009-04-27 Richard Guenther <rguenther@suse.de>
7431 * gimplify.c (gimplify_expr): If we are required to create
7432 a temporary make sure it ends up as register.
7434 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
7437 * config/i386/i386.c (construct_container): Don't call
7438 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
7439 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
7441 2009-04-27 Michael Matz <matz@suse.de>
7443 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
7444 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
7445 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
7446 (dump_replaceable_exprs): Take a bitmap.
7447 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
7449 (expand_gimple_basic_block): Likewise.
7450 * tree-ssa-ter.c (struct temp_expr_table_d): Make
7451 replaceable_expressions member a bitmap.
7452 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
7453 (mark_replaceable): Likewise.
7454 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
7455 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
7457 2009-04-27 Richard Guenther <rguenther@suse.de>
7459 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
7460 (verify_stmts): Dispatch to gimple/type verification code.
7461 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
7462 issue with call argument types.
7464 2009-04-27 Michael Matz <matz@suse.de>
7466 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
7467 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7470 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
7471 Eric Botcazou <ebotcazou@adacore.com>
7473 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
7474 a label's basic block.
7475 (mark_target_live_regs): Tidy and rework obsolete comments.
7476 Change back DF problem to LIVE. If a label starts a basic block,
7477 assume that all registers that used to be live then still are.
7478 (init_resource_info): If a label starts a basic block, set its
7479 BLOCK_FOR_INSN accordingly.
7480 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
7482 2009-04-27 Richard Guenther <rguenther@suse.de>
7484 * tree-flow-inline.h (function_ann): Remove.
7485 (get_function_ann): Likewise.
7486 * tree-dfa.c (create_function_ann): Remove.
7487 * tree-flow.h (struct static_var_ann_d): Remove.
7488 (struct function_ann_d): Likewise.
7489 (union tree_ann_d): Remove fdecl member.
7490 (function_ann_t): Remove.
7491 (function_ann, get_function_ann, create_function_ann): Remove
7494 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
7496 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
7498 2009-04-27 Jan Hubicka <jh@suse.cz>
7500 * ipa-pure-const.c (struct funct_state_d): New fields
7501 state_previously_known, looping_previously_known; remove
7502 state_set_in_source.
7503 (analyze_function): Use new fields.
7504 (propagate): Avoid assumption that state_set_in_source imply
7507 * tree-ssa-loop-niter.c (finite_loop_p): New function.
7508 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
7509 * cfgloop.h (finite_loop_p): Declare.
7511 2009-04-26 Michael Matz <matz@suse.de>
7513 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
7515 2009-04-26 Michael Matz <matz@suse.de>
7517 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
7518 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
7519 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
7520 pass_mark_used_blocks): Remove.
7521 * tree-optimize.c (pass_free_datastructures,
7522 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
7523 * passes.c (init_optimization_passes): Don't call
7524 pass_mark_used_blocks, remove dead code.
7526 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
7528 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
7529 * tree-ssa-live.h (register_ssa_partition): Likewise.
7531 2009-04-26 Michael Matz <matz@suse.de>
7534 * builtins.c (fold_builtin_next_arg): Handle SSA names.
7535 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
7536 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
7538 (compare_pairs): Swap cost comparison.
7539 (coalesce_ssa_name): Don't use change_partition_var.
7540 * tree-nrv.c (struct nrv_data): Add modified member.
7541 (finalize_nrv_r): Set it.
7542 (tree_nrv): Use it to update statements.
7543 (pass_nrv): Require PROP_ssa.
7544 * tree-mudflap.c (mf_decl_cache_locals,
7545 mf_build_check_statement_for): Use make_rename_temp.
7546 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
7547 * alias.c (find_base_decl): Handle SSA names.
7548 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
7549 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
7550 * rtl.h (set_reg_attrs_for_parm): Declare.
7551 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
7552 to "optimized", remove unused locals at finish.
7553 (execute_free_datastructures): Make global, call
7554 delete_tree_cfg_annotations.
7555 (execute_free_cfg_annotations): Don't call
7556 delete_tree_cfg_annotations.
7558 * ssaexpand.h: New file.
7559 * expr.c (toplevel): Include ssaexpand.h.
7560 (expand_assignment): Handle SSA names the same as register variables.
7561 (expand_expr_real_1): Expand SSA names.
7562 * cfgexpand.c (toplevel): Include ssaexpand.h.
7563 (SA): New global variable.
7564 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
7565 (SSAVAR): New macro.
7566 (set_rtl): New helper function.
7567 (add_stack_var): Deal with SSA names, use set_rtl.
7568 (expand_one_stack_var_at): Likewise.
7569 (expand_one_stack_var): Deal with SSA names.
7570 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
7571 before unique numbers.
7572 (expand_stack_vars): Use set_rtl.
7573 (expand_one_var): Accept SSA names, add asserts for them, feed them
7574 to above subroutines.
7575 (expand_used_vars): Expand all partitions (without default defs),
7576 then only the local decls (ignoring those expanded already).
7577 (expand_gimple_cond): Remove edges when jumpif() expands an
7579 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
7580 or remove abnormal edges. Ignore insns setting the LHS of a TERed
7582 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
7583 members of SA; deal with PARM_DECL partitions here; expand
7584 all PHI nodes, free tree datastructures and SA. Commit instructions
7585 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
7586 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
7587 info and statements at start, collect garbage at finish.
7588 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
7589 (VAR_ANN_PARTITION) Remove.
7590 (change_partition_var): Don't declare.
7591 (partition_to_var): Always return SSA names.
7592 (var_to_partition): Only accept SSA names.
7593 (register_ssa_partition): Only check argument.
7594 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
7596 (delete_var_map): Don't free it.
7597 (var_union): Only accept SSA names, simplify.
7598 (partition_view_init): Mark only useful SSA names as used.
7599 (partition_view_fini): Only deal with SSA names.
7600 (change_partition_var): Remove.
7601 (dump_var_map): Use ssa_name instead of partition_to_var member.
7602 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
7604 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
7605 (struct _elim_graph): New member const_dests; nodes member vector of
7607 (set_location_for_edge): New static helper.
7608 (create_temp): Remove.
7609 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
7610 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
7611 (new_elim_graph): Allocate const_dests member.
7612 (clean_elim_graph): Truncate const_dests member.
7613 (delete_elim_graph): Free const_dests member.
7614 (elim_graph_size): Adapt to new type of nodes member.
7615 (elim_graph_add_node): Likewise.
7616 (eliminate_name): Likewise.
7617 (eliminate_build): Don't take basic block argument, deal only with
7618 partition numbers, not variables.
7619 (get_temp_reg): New static helper.
7620 (elim_create): Use it, deal with RTL temporaries instead of trees.
7621 (eliminate_phi): Adjust all calls to new signature.
7622 (assign_vars, replace_use_variable, replace_def_variable): Remove.
7623 (rewrite_trees): Only do checking.
7624 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
7625 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
7626 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
7627 contains_tree_r, MAX_STMTS_IN_LATCH,
7628 process_single_block_loop_latch, analyze_edges_for_bb,
7629 perform_edge_inserts): Remove.
7630 (expand_phi_nodes): New global function.
7631 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
7632 functions, initialize new parameter, remember partitions having a
7634 (finish_out_of_ssa): New global function.
7635 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
7636 don't reset in_ssa_p here, don't disable TER when mudflap.
7637 (pass_del_ssa): Remove.
7638 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
7640 (execute_free_datastructures): Declare.
7641 * Makefile.in (SSAEXPAND_H): New variable.
7642 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
7643 * basic-block.h (commit_one_edge_insertion): Declare.
7644 * passes.c (init_optimization_passes): Move pass_nrv and
7645 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
7646 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
7647 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
7648 (redirect_branch_edge): Deal with super block when expanding, split
7649 out jump patching itself into ...
7650 (patch_jump_insn): ... here, new static helper.
7652 2009-04-26 Michael Matz <matz@suse.de>
7654 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
7655 beyond num_ssa_names.
7656 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
7657 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
7659 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7662 * fwprop.c (forward_propagate_asm): New function.
7663 (forward_propagate_and_simplify): Propagate also into __asm, if it
7664 doesn't increase the number of referenced registers.
7667 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
7669 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7671 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
7672 note_nonlocal_vla_type for nonlocal VLAs.
7673 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
7674 contains_remapped_vars, remap_vla_decls): New functions.
7675 (convert_nonlocal_reference_stmt): If not optimizing, call
7676 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
7677 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
7678 if it wasn't found in var_map.
7679 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
7680 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
7681 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
7683 * gimplify.c (nonlocal_vlas): New variable.
7684 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
7686 (gimplify_body): Create and destroy nonlocal_vlas.
7688 * dwarf2out.c (loc_descr_plus_const): New function.
7689 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
7690 mem_loc_descriptor, loc_descriptor_from_tree_1,
7691 descr_info_loc, gen_variable_die): Use it.
7693 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
7694 !TREE_STATIC VAR_DECLs.
7695 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
7696 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
7697 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
7698 DECL_BY_REFERENCE is valid.
7699 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
7700 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
7701 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
7702 Copy DECL_BY_REFERENCE.
7703 (struct nesting_copy_body_data): New type.
7704 (nesting_copy_decl): New function.
7705 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
7706 if they have variable length.
7708 2009-04-26 Michael Matz <matz@suse.de>
7710 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
7711 mark new temporaries for renaming.
7713 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7716 * c-decl.c (global_bindings_p): Return negative value.
7717 (c_variable_size): New. Based on variable_size from
7719 (grokdeclarator): Call c_variable_size not variable_size.
7721 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
7723 * config/i386/i386.c (print_operand) ['z']: Fix typo.
7725 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
7727 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
7728 Redefine it to just use mingw/include.
7729 (ASM_SPEC): Rules for -m32 and -m64.
7730 (LINK_SPEC): Use Likewise.
7731 (SPEC_32): New define.
7732 (SPEC_64): Likewise.
7733 (SUB_LINK_SPEC): Likewise.
7734 (MULTILIB_DEFAULTS): New define.
7735 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
7736 Add multilib options.
7737 (MULTILIB_DIRNAMES): Likewise.
7738 (MULTILIB_OSDIRNAMES): Likewise.
7740 (INSTALL_LIBGCC): Likewise.
7742 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7745 * c-tree.h (enum c_inline_static_type): New.
7746 (record_inline_static): Declare.
7747 * c-decl.c (struct c_inline_static, c_inline_statics,
7748 record_inline_static, check_inline_statics): New.
7749 (pop_file_scope): Call check_inline_statics.
7750 (start_decl): Call record_inline_static instead of pedwarning
7751 directly for static in inline function.
7752 * c-typeck.c (build_external_ref): Call record_inline_static
7753 instead of pedwarning directly for static referenced in inline
7756 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
7758 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
7759 not new but only being rescanned.
7760 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
7761 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
7762 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
7763 record_set_info, compute_set, grealloc): Remove.
7764 (recompute_all_luids): New function.
7765 (gcse_main): Don't compute sets, and don't do related memory
7766 allocations/free-ing. If something changed before the end of the
7767 pass, update LUIDs using recompute_all_luids.
7768 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
7769 (free_gcse_mem): Don't free it either.
7770 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
7771 Use the df insn LUIDs.
7772 (load_killed_in_block): Likewise.
7773 (compute_hash_table_work): Don't compute reg_set_in_block.
7774 (compute_transp): Use DF_REG_DEF_CHAINs.
7775 (local_cprop_pass): Don't use compute_sets and related functions.
7776 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
7777 Use get_max_uid() instead of max_cuid.
7778 (insert_insn_end_basic_block, pre_insert_copy_insn,
7779 update_ld_motion_stores): Don't try to
7780 keep reg_set tables up to date.
7781 (pre_insert_copies): Use df insn LUIDs.
7782 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
7783 (reg_set_info): Don't use extra bitmap argument.
7784 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
7785 information to compute regs_set_in_block.
7786 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
7787 (bypass_jumps): Don't use compute_sets and friends.
7789 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7792 * opts.c (undocumented_msg): Do not leave blank even with
7795 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7797 * c-decl.c (build_enumerator): Allow values folding to integer
7798 constants but not integer constant expressions with a pedwarn if
7801 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7804 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
7805 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
7806 type is an integer constant.
7808 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7811 * config/i386/i386.c (print_operand) ['z']: Revert handling of
7814 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7817 * c-decl.c (grokdeclarator): Diagnose declarations of functions
7818 with variably modified return type and no storage class
7819 specifiers, except for the case of nested functions. Distinguish
7820 extern declarations of functions with variably modified return
7821 types from those of objects with variably modified types.
7823 2009-04-25 Jan Hubicka <jh@suse.cz>
7825 * tree.c (list_equal_p): New function.
7826 * tree.h (list_equal_p): Declare.
7827 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7828 basic_block_def, basic_block, const_basic_block): New.
7829 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
7830 (redirect_eh_edge): New function.
7831 (make_eh_edge_update_phi): EH edges are not abnormal.
7832 * except.c: Include tree-flow.h.
7833 (list_match): New function.
7834 (eh_region_replaceable_by_p): New function.
7835 (replace_region): New function.
7836 (hash_type_list): New function.
7837 (hash_eh_region): New function.
7838 (eh_regions_equal_p): New function.
7839 (merge_peers): New function.
7840 (remove_unreachable_regions): Verify EH tree when checking;
7842 (copy_eh_region_1): New function.
7843 (copy_eh_region): New function.
7844 (push_reachable_handler): New function.
7845 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
7846 regions without label but with live RESX.
7847 * except.h (redirect_eh_edge_to_label): New.
7848 * tree-flow.h (redirect_eh_edge): New.
7849 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7850 basic_block_def, basic_block, const_basic_block): Remove.
7851 * Makefile.in (except.o): Add dependency on tree-flow.h
7852 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
7853 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
7856 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
7859 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
7860 on the destination of memcpy.
7862 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
7864 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
7865 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
7866 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
7868 2009-04-25 Jan Hubicka <jh@suse.cz>
7870 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
7871 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
7872 to be reached by different label than left.
7873 (update_eh_edges): Update comment; remove edge_to_remove if possible
7874 and return true if suceeded.
7875 (cleanup_empty_eh): Accept sharing map; handle shared regions.
7876 (cleanup_eh): Compute sharing map.
7877 * except.c (remove_eh_handler_and_replace): Add argument if we should
7879 (remove_unreachable_regions): Update for label sharing.
7880 (label_to_region_map): Likewise.
7881 (get_next_region_sharing_label): New function.
7882 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
7884 (remove_eh_handler): Update.
7885 (remove_eh_region_and_replace_by_outer_of): New function.
7886 * except.h (struct eh_region): Add next_region_sharing_label.
7887 (remove_eh_region_and_replace_by_outer_of,
7888 get_next_region_sharing_label): Declare.
7889 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
7891 2009-04-25 Jan Hubicka <jh@suse.cz>
7893 * tree-cfg.c (split_critical_edges): Split also edges where we can't
7894 insert code even if they are not critical.
7896 2009-04-25 Jan Hubicka <jh@suse.cz>
7898 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7899 (gimple_can_remove_branch_p): EH edges won't remove branch by
7901 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
7902 updating of non-abnormal EH edges.
7903 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7904 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
7905 (split_critical_edges): Split also edges where emitting code on them
7906 will lead to splitting later.
7908 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7909 H.J. Lu <hongjiu.lu@intel.com>
7912 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
7913 the configured assembler supports fildq and fistpq mnemonics.
7914 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
7915 * configure: Regenerated.
7918 * config/i386/i386.c (print_operand): Handle 'Z'.
7919 ['z']: Remove handling of special fild/fist suffixes.
7920 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
7921 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
7922 suffix of fild insn.
7923 (*floatsi<mode>2_vector_mixed): Ditto.
7924 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
7925 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
7926 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7927 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
7928 * config/i386/gas.h (GAS_MNEMONICS): Remove.
7930 2009-04-25 Ben Elliston <bje@au.ibm.com>
7932 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
7933 the source of a set operation.
7935 2009-04-25 Anatoly Sokolov <aesok@post.ru>
7937 * target.h (struct gcc_target): Add case_values_threshold field.
7938 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
7939 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
7940 * targhooks.c (default_case_values_threshold): New function.
7941 * targhooks.h (default_case_values_threshold): Declare function.
7942 * stmt.c (expand_case): Use case_values_threshold target hook.
7943 * expr.h (case_values_threshold): Remove declartation.
7944 * expr.c (case_values_threshold): Remove function.
7945 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
7947 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
7948 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7949 (avr_case_values_threshold): Declare as static.
7950 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
7952 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
7953 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7954 (mn10300_case_values_threshold): New function.
7956 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
7958 * ira.c (setup_cover_and_important_classes): Add enum cast.
7960 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
7962 * genpreds.c (write_enum_constraint_num): Output definition of
7963 CONSTRAINT_NUM_DEFINED_P macro.
7964 * ira.c (setup_cover_and_important_classes): Use
7965 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
7967 2009-04-24 DJ Delorie <dj@redhat.com>
7969 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
7970 __SH2A_SINGLE_ONLY__ also.
7972 2009-04-24 Steve Ellcey <sje@cup.hp.com>
7974 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
7975 (movdf_internal): Ditto.
7976 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
7977 SFmode and DFmode constants.
7978 (ia64_print_operand): Add 'G' format for printing
7979 floating point constants.
7981 2009-04-24 Richard Guenther <rguenther@suse.de>
7983 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
7984 from unsigned additions.
7986 2009-04-24 Joseph Myers <joseph@codesourcery.com>
7988 * c-typeck.c (set_init_index): Allow array designators that are
7989 not integer constant expressions with a pedwarn if pedantic.
7991 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
7993 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
7994 zero if no overlap in nonzero bits between the operands.
7996 2009-04-24 Ian Lance Taylor <iant@google.com>
7998 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
7999 (record_dead_and_set_regs): Likewise.
8000 * df.h (struct df_mw_hardreg): Change flags field to int.
8001 (struct df_base_ref): Likewise.
8002 (struct df): Change changeable_flags field to int.
8003 * df-scan.c (df_defs_record): Change clobber_flags to int.
8004 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
8005 constants rather than #define macros.
8006 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
8007 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
8008 (enum dwarf_calling_convention): Likewise.
8009 (enum dwarf_line_number_x_ops): Likewise.
8010 (enum dwarf_call_frame_info): Likewise.
8011 (enum dwarf_source_language): Likewise.
8012 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
8013 (add_calling_convention_attribute): Likewise.
8014 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
8015 (combine_comparisons): Change compcode to int. Add cast to enum type.
8016 * genrecog.c (maybe_both_true_2): Change c to int.
8017 (write_switch): Likewise. Add cast to enum type.
8018 * gimplify.c (gimplify_omp_for): Handle return values from
8019 gimplify_expr using MIN rather than bitwise or.
8020 (gimplify_expr): Add cast to enum type.
8021 * ipa-prop.c (update_jump_functions_after_inlining): Change
8022 IPA_BOTTOM to IPA_JF_UNKNOWN.
8023 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
8024 Add casts to enum type.
8025 (setup_cover_and_important_classes): Change cl to int. Add casts
8027 (setup_class_translate): Change cl and mode to int.
8028 (ira_init_once): Change mode to int.
8029 (free_register_move_costs): Likewise.
8030 (setup_prohibited_mode_move_regs): Add casts to enum type.
8031 * langhooks.c (add_builtin_function_common): Rework assertion that
8032 value fits bitfield.
8033 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8034 * omega.c (omega_do_elimination): Avoid math on enum types.
8035 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8036 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8037 int local to handle integral_argment value.
8038 * regmove.c (try_auto_increment): Change PUT_MODE to
8040 * reload.c (push_secondary_reload): Add casts to enum type.
8041 (secondary_reload_class, find_valid_class): Likewise.
8042 * reload1.c (emit_input_reload_insns): Likewise.
8043 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8044 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8045 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8047 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8048 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8050 (expand_complex_libcall): Add casts to enum type.
8051 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8052 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8053 with ERROR_MARK, not NUM_TREE_CODES.
8054 (vect_create_epilog_for_reduction): Likewise.
8055 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8056 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8057 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8059 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8060 vect_unused_in_loop. Change 0 to loop_vect.
8061 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8062 * var-tracking.c (get_init_value): Change return type to enum
8064 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8065 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8067 (arm_override_options): Add casts to enum type.
8068 (arm_emit_tls_decoration): Likewise.
8069 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8071 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8072 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8073 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8075 * config/s390/s390.c (code_for_builtin_64): Change to array of
8077 (code_for_builtin_31): Likewise.
8078 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8080 * config/sparc/sparc.c (sparc_override_options): Change value
8081 field in struct code_model to enum cmodel. In initializer change
8082 0 to NULL and add cast to enum type.
8084 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8085 Change all callers. Issue a -Wc++-compat warning using
8086 lhs_origtype if necessary.
8087 (convert_for_assignment): Issue -Wc++-compat warnings about
8088 invalid conversions to enum type on assignment.
8089 * c-common.h (build_modify_expr): Update declaration.
8091 2009-04-24 Nick Clifton <nickc@redhat.com>
8093 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8094 (function_arg_advance): Likewise.
8095 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8098 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8100 * config/s390/constraints.md ('I', 'J'): Fix condition.
8102 2009-04-24 Diego Novillo <dnovillo@google.com>
8104 * gengtype-parse.c (parse_error): Add newline after message.
8106 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8108 * config/i386/sse.md (avxmodesuffixs): Removed.
8109 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8110 (*avx_pinsr<ssevecsize>): This.
8112 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8114 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8115 follow chains of regs with a single definition, and allow expressions
8116 that are function_invariant_p.
8117 (simple_rhs_p): Allow expressions that are function_invariant_p.
8119 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
8122 * fold-const.c (fold_cond_expr_with_comparison): When folding
8123 > and >= to MAX, make sure the MAX uses the same type as the
8124 comparison's operands.
8126 2009-04-24 Nick Clifton <nickc@redhat.com>
8128 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
8129 addressing for DImode accesses.
8130 (frv_print_operand_address): Handle PLUS case.
8131 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
8133 2009-04-24 Jakub Jelinek <jakub@redhat.com>
8135 PR rtl-optimization/39794
8136 * alias.c (canon_true_dependence): Add x_addr argument.
8137 * rtl.h (canon_true_dependence): Adjust prototype.
8138 * cse.c (check_dependence): Adjust canon_true_dependence callers.
8139 * cselib.c (cselib_invalidate_mem): Likewise.
8140 * gcse.c (compute_transp): Likewise.
8141 * dse.c (scan_reads_nospill): Likewise.
8142 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
8143 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
8144 canon_base_addr of the group, plus optional offset.
8145 (struct group_info): Rename canon_base_mem to
8147 (get_group_info): Set canon_base_addr to canon_rtx of base, not
8148 canon_rtx of base_mem.
8150 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
8152 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8153 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
8155 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8157 * config/spu/spu-builtins.h: Delete file.
8159 * config/spu/spu.h (enum spu_builtin_type): Move here from
8161 (struct spu_builtin_description): Likewise. Add GTY marker.
8162 Do not use enum spu_function_code or enum insn_code.
8163 (spu_builtins): Add extern declaration.
8165 * config/spu/spu.c: Do not include "spu-builtins.h".
8166 (enum spu_function_code, enum spu_builtin_type_index,
8167 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
8168 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
8169 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
8170 unsigned_V2DI_type_node): Move here from spu-builtins.h.
8171 (spu_builtin_types): Make static. Add GTY marker.
8172 (spu_builtins): Add extern declaration with GTY marker.
8175 * config/spu/spu-c.c: Do not include "spu-builtins.h".
8176 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
8177 Check programmatically whether all parameters are scalar.
8179 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
8181 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
8183 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
8184 assignment from the constructor either if the target is volatile.
8186 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
8188 * config/arm/arm.md (insv): Do not share operands[0].
8190 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
8192 * config/vxlib-tls.c (active_tls_threads): Delete.
8193 (delete_hook_installed): New.
8194 (tls_delete_hook): Don't delete the delete hook.
8195 (tls_destructor): Delete it here.
8196 (__gthread_set_specific): Adjust installing the delete hook.
8197 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
8198 __gthread_leave_tsd_dtor_context.
8200 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
8202 * c-format.c (gcc_tdiag_char_table): Add support for %E.
8204 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
8206 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
8208 (alpha_rtx_costs): Ditto.
8209 (emit_unlikely_jump): Use add_reg_note.
8210 (emit_frame_store_1): Ditto.
8211 (alpha_expand_prologue): Ditto.
8212 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8213 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
8215 2009-04-23 Nick Clifton <nickc@redhat.com>
8217 * config/v850/v850.md (epilogue): Remove suppressed code.
8218 (return): Rename to return_simple and remove test of frame size.
8219 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
8220 to gen_return_simple.
8222 2009-04-22 Jing Yu <jingyu@google.com>
8225 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
8227 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8230 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
8231 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
8232 value is a VECTOR_CST, the element type is the element type of the
8235 2009-04-22 DJ Delorie <dj@redhat.com>
8237 * config/m32c/m32c.h: Update GTY annotations to new syntax.
8239 2009-04-22 Jakub Jelinek <jakub@redhat.com>
8241 * alias.c (find_base_term): Move around LO_SUM case, so that
8242 CONST falls through into PLUS/MINUS handling.
8245 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
8246 into 0, use omit_one_operand.
8248 2009-04-23 Ben Elliston <bje@au.ibm.com>
8250 * config/rs6000/linux-unwind.h (get_regs): Remove type
8251 puns. Change the type of `pc' to an array of unsigned ints and
8252 update all users. Constify frame24.
8254 2009-04-22 DJ Delorie <dj@redhat.com>
8256 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
8257 declarations before code.
8258 (current_function_special_page_vector): Likewise.
8259 (m32c_expand_insv): Silence a warning.
8261 2009-04-21 Taras Glek <tglek@mozilla.com>
8263 * alias.c: Update GTY annotations to new syntax.
8264 * basic-block.h: Likewise.
8265 * bitmap.h: Likewise.
8266 * c-common.h: Likewise.
8267 * c-decl.c: Likewise.
8268 * c-parser.c: Likewise.
8269 * c-pragma.c: Likewise.
8270 * c-tree.h: Likewise.
8271 * cfgloop.h: Likewise.
8272 * cgraph.h: Likewise.
8273 * config/alpha/alpha.c: Likewise.
8274 * config/arm/arm.h: Likewise.
8275 * config/avr/avr.h: Likewise.
8276 * config/bfin/bfin.c: Likewise.
8277 * config/cris/cris.c: Likewise.
8278 * config/darwin.c: Likewise.
8279 * config/frv/frv.c: Likewise.
8280 * config/i386/i386.c: Likewise.
8281 * config/i386/i386.h: Likewise.
8282 * config/i386/winnt.c: Likewise.
8283 * config/ia64/ia64.h: Likewise.
8284 * config/iq2000/iq2000.c: Likewise.
8285 * config/mips/mips.c: Likewise.
8286 * config/mmix/mmix.h: Likewise.
8287 * config/pa/pa.c: Likewise.
8288 * config/pa/pa.h: Likewise.
8289 * config/rs6000/rs6000.c: Likewise.
8290 * config/s390/s390.c: Likewise.
8291 * config/sparc/sparc.c: Likewise.
8292 * config/xtensa/xtensa.c: Likewise.
8293 * cselib.h: Likewise.
8294 * dbxout.c: Likewise.
8295 * dwarf2out.c: Likewise.
8296 * except.c: Likewise.
8297 * except.h: Likewise.
8298 * fixed-value.h: Likewise.
8299 * function.c: Likewise.
8300 * function.h: Likewise.
8301 * gimple.h: Likewise.
8302 * integrate.c: Likewise.
8303 * optabs.c: Likewise.
8304 * output.h: Likewise.
8307 * stringpool.c: Likewise.
8308 * tree-data-ref.c: Likewise.
8309 * tree-flow.h: Likewise.
8310 * tree-scalar-evolution.c: Likewise.
8311 * tree-ssa-address.c: Likewise.
8312 * tree-ssa-alias.h: Likewise.
8313 * tree-ssa-operands.h: Likewise.
8316 * varasm.c: Likewise.
8317 * varray.h: Likewise.
8319 * coretypes.h: Do not define GTY macro if it is already defined.
8320 * doc/gty.texi: Update GTY documentation to new syntax.
8321 * gengtype-lex.l: Enforce attribute-like syntax for GTY
8322 annotations on structs.
8323 * gengtype-parse.c: Likewise.
8325 2009-04-22 Mark Heffernan <meheff@google.com>
8327 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
8329 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8331 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
8334 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8336 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
8337 the same as a PLUS without a shift. Increase the cost of a
8340 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8342 * Makefile.in: Update dependencies.
8343 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
8344 * errors.h: Remove bogus comment about compatibility.
8345 (warning): Update declaration.
8346 * genautomata.c: Update all calls to warning.
8347 * gimple.c: Do not include errors.h. Include toplev.h.
8348 * tree-ssa-structalias.c: Do not include errors.h.
8349 * omega.c: Likewise.
8350 * tree-ssa-reassoc.c: Likewise.
8351 * config/spu/spu-c.c: Likewise.
8352 * config/spu/t-spu-elf: Update dependencies.
8354 2009-04-22 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/39824
8357 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
8358 make sure the types are compatible.
8360 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8363 * c-common.c (c_parse_error): Take a token_flags parameter.
8364 Use token_type for the token type instead.
8365 Pass token_flags to cpp_type2name.
8366 * c-common.h (c_parse_error): Update declaration.
8367 * c-parser.c (c_parser_error): Pass 0 as token flags.
8369 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
8371 PR rtl-optimization/39580
8372 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
8374 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8376 * function.c (expand_function_end): Do not emit a jump to the "naked"
8377 return label for fall-through returns.
8378 * except.c (sjlj_emit_function_exit): Always place the call to the
8379 unregister function at the location installed by expand_function_end.
8381 2009-04-22 Richard Guenther <rguenther@suse.de>
8383 PR tree-optimization/39845
8384 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
8385 (gen_inbound_check): Likewise.
8387 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
8389 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
8391 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
8392 * config/vxlib.c (__gthread_once): Add race guard for PPC.
8394 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8396 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
8397 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
8398 shift counts to avoid out-of-bounds array accesses.
8400 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8402 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
8403 (Pmode): Move above.
8405 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
8407 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
8408 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
8409 GET_CODE macro. Use IN_RANGE macro where appropriate.
8410 * config/alpha/alpha.h: Ditto.
8411 * config/alpha/alpha.md: Ditto.
8412 * config/alpha/constraints.md: Ditto.
8413 * config/alpha/predicates.md: Ditto.
8415 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8417 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
8418 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8419 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8420 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8421 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8422 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8423 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8424 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8425 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8426 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8427 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8428 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8429 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8430 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8431 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8432 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8433 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8434 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8435 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8436 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8437 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8438 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8439 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8440 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8441 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8442 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8443 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8445 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8447 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
8448 references from comments.
8449 * cfgbuild.c: (count_basic_blocks): Delete.
8450 (find_basic_blocks_1): Delete.
8451 (find_basic_blocks): Delete.
8452 * except.c (finish_eh_generation): Make static. Move comment from
8453 except.h here. Remove find_basic_blocks references from comments.
8454 * except.h (finish_eh_generation): Delete.
8455 * basic-block.h (find_basic_blocks): Delete.
8456 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
8458 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
8460 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
8461 (sdbout_parms): Likewise.
8463 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8465 * config/sh/sh.c (prepare_cbranch_operands): Use
8466 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
8467 (expand_cbranchdi4): Likewise.
8468 (from_compare): Add cast to enum type.
8469 (expand_cbranchsi4): Use add_reg_note.
8470 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
8471 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
8472 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
8473 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8474 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
8475 instead of CODE_FOR_nothing.
8476 (cbranchdi4): Likewise. Fix the order of arguments for
8478 (push_fpscr): Use add_reg_note.
8479 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
8480 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
8482 2009-04-21 Joseph Myers <joseph@codesourcery.com>
8484 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
8485 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8486 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8487 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
8488 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
8489 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
8490 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
8491 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
8492 config/alpha/x-vms, config/arc/t-arc,
8493 config/arm/README-interworking, config/arm/arm-c.c,
8494 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
8495 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
8496 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
8497 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
8498 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
8499 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
8500 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
8501 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
8502 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
8503 config/cris/t-elfmulti, config/crx/t-crx,
8504 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
8505 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
8506 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
8507 config/h8300/t-h8300, config/i386/athlon.md,
8508 config/i386/darwin-libgcc.10.4.ver,
8509 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
8510 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
8511 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
8512 config/i386/t-linux64, config/i386/t-nwld,
8513 config/i386/t-rtems-i386, config/i386/t-sol2-10,
8514 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
8515 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
8516 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
8517 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
8518 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
8519 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
8520 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
8521 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
8522 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
8523 config/m68k/t-uclinux, config/mcore/t-mcore,
8524 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
8525 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
8526 config/mips/crtn.asm, config/mips/irix-crti.asm,
8527 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
8528 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
8529 config/mips/mips-fixed.md, config/mips/sb1.md,
8530 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
8531 config/mips/t-iris6, config/mips/t-isa3264,
8532 config/mips/t-libgcc-mips16, config/mips/t-linux64,
8533 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
8534 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
8535 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
8536 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
8537 config/mn10300/t-linux, config/mn10300/t-mn10300,
8538 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
8539 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
8540 config/picochip/libgccExtras/clzsi2.asm,
8541 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
8542 config/rs6000/darwin-libgcc.10.4.ver,
8543 config/rs6000/darwin-libgcc.10.5.ver,
8544 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
8545 config/rs6000/t-aix43, config/rs6000/t-aix52,
8546 config/rs6000/t-darwin, config/rs6000/t-fprules,
8547 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
8548 config/rs6000/t-lynx, config/rs6000/t-netbsd,
8549 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
8550 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
8551 config/rs6000/t-rtems, config/rs6000/t-spe,
8552 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
8553 config/score/t-score-elf, config/sh/divcost-analysis,
8554 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
8555 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
8556 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
8557 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
8558 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
8559 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
8560 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
8561 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
8562 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
8563 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
8564 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
8565 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
8566 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
8567 limitx.h, version.c, xcoff.h: Add copyright and license notices.
8568 * config/h8300/genmova.sh: Include copyright and license notices
8569 in generated output.
8570 * config/h8300/mova.md: Regenerate.
8571 * doc/install.texi2html: Include word "Copyright" in copyright
8572 notice and use name "Free Software Foundation, Inc.".
8573 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8574 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8575 ChangeLog-2007, ChangeLog-2008: Correct dates.
8577 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
8579 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
8580 NE_EXPR operations as well.
8581 * c-parser.c (c_parser_condition): Do not set location information on
8583 (c_parser_conditional_expression): Likewise.
8584 (c_parser_binary_expression): Set location information on operators.
8585 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
8586 TRUTH_NOT_EXPR has been folded.
8587 * fold-const.c (fold_truth_not_expr): Copy location information from
8588 the incoming expression to the outgoing one.
8589 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
8590 recursive calls on the LHS of the operator but pass that of the
8591 operator to recursive calls on the RHS of the operator. Set it
8593 (shortcut_cond_expr): Set the locus of the operator on the second
8594 COND_EXPR and that of the expression on the first in degenerate cases.
8595 Pass the locus of the expression to calls to shortcut_cond_r.
8596 Set the locus of the 'then' block on the associated jump, if any.
8597 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
8598 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
8599 expression to call to gimplify_boolean_expr.
8601 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
8603 * config.gcc: Add additional configuration for
8604 i686-w64-mingw* and x86_64-w64-mingw* triplet.
8605 * config/i386/mingw-w64.h: New mingw-w64 specific header.
8606 (CPP_SPEC): Redefine for allowing -municode option.
8607 (STARTFILE_SPEC): Likewise.
8608 * config/i386/t-mingw-w64: New.
8609 * config/i386/mingw-w64.opt: New.
8610 (municode): Add new target option.
8611 * doc/invoke.texi (municode): Add documentation for new option.
8613 2009-04-21 Ian Lance Taylor <iant@google.com>
8615 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8616 Correct test for number of arguments.
8617 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
8619 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
8621 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
8622 argument of emit_library_call.
8624 2009-04-21 Richard Guenther <rguenther@suse.de>
8627 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
8628 inside VIEW_CONVERT_EXPRs.
8630 2009-04-21 Martin Jambor <mjambor@suse.cz>
8632 * tree-switch-conversion.c (build_constructors): Split a long line.
8633 (constructor_contains_same_values_p): New function.
8634 (build_one_array): Create assigns of constants if possible, do not
8635 call mark_sym_for_renaming, call update_stmt.
8636 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
8637 make_rename_temp. Do not call mark_symbols_for_renaming, call
8639 (gen_def_assigns): Do not call mark_symbols_for_renaming or
8640 find_new_referenced_vars, call update_stmt.
8641 (gen_inbound_check): Use create_tmp_var and create ssa names manually
8642 instead of calling make_rename_temp. Do not call
8643 find_new_referenced_vars or mark_symbols_for_renaming, call
8646 2009-04-21 Richard Guenther <rguenther@suse.de>
8648 PR tree-optimization/39827
8649 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
8650 (tree_ssa_phiprop): Pass the correct array size.
8652 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
8654 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
8656 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
8659 * c-typeck.c (lvalue_p): Move declaration ...
8660 * c-common.h (lvalue_p): ... to here.
8661 * c-common.c (candidate_equal_p): New.
8662 (add_tlist): Use it.
8663 (merge_tlist): Use it.
8664 (warn_for_collisions_1): Likewise.
8665 (warning_candidate_p): Accept more candidates.
8666 (verify_tree): A warning candidate can be an expression. Use
8669 2009-04-21 Ben Elliston <bje@au.ibm.com>
8672 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8673 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
8674 options. Remove -mcall-solaris documentation.
8676 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8679 * doc/invoke.texi (-Wlong-long): Update description.
8680 * c-lex (interpret_integer): Only warn if there was no previous
8681 overflow and -Wlong-long is enabled.
8682 * c-decl.c (declspecs_add_type): Drop redundant flags.
8683 * c.opt (Wlong-long): Init to -1.
8684 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
8685 and front-end warn_long_long. Wlong-long only depends on other
8686 flags if it is uninitialized.
8687 * c-parser.c (disable_extension_diagnostics): warn_long_long is
8688 the same for CPP and FE.
8689 (restore_extension_diagnostics): Likewise.
8691 2009-04-20 Ian Lance Taylor <iant@google.com>
8693 Fix enum conversions which are invalid in C++:
8694 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
8695 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
8696 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
8697 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
8698 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
8699 (dbxout_parms): Likewise.
8700 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
8701 (df_clear_flags): Likewise.
8702 * df-problems.c (df_rd_bb_local_compute_process_def): Change
8703 top_flag parameter to int.
8704 (df_chain_create_bb_process_use): Likewise.
8705 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
8707 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
8708 (df_ref_create_structure, df_def_record_1): Likewise.
8709 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
8710 (df_notes_rescan): Change 0 to VOIDmode in function call.
8711 (df_get_call_refs, df_insn_refs_collect): Likewise.
8712 (df_bb_regs_collect): Likewise.
8713 (df_entry_block_defs_collect): Likewise.
8714 (df_exit_block_uses_collect): Likewise.
8715 * df.h: Update declarations.
8716 * double-int.c (double_int_divmod): Add cast to enum type.
8717 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
8718 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
8719 (based_loc_descr): Likewise.
8720 (loc_descriptor_from_tree_1): Change first_op and second_op to
8721 enum dwarf_location_atom. Add cast to enum type.
8722 * expmed.c (init_expmed): Change 0 to SET in function call.
8723 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
8724 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
8725 (do_store_flag): Likewise.
8726 * fixed-value.h (struct fixed_value): Change mode to enum
8728 * function.c (assign_parms): Change 0 to VOIDmode in function call.
8729 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
8731 (insert_insn_decl, insert_decl, insert_state): Likewise.
8732 (automata_list_finish): Likewise.
8733 * genrecog.c (process_define_predicate): Add cast to enum type.
8734 * gensupport.c (init_predicate_table): Add cast to enum type.
8735 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
8737 (gimple_build_call_1, gimple_build_label): Likewise.
8738 (gimple_build_goto, gimple_build_asm_1): Likewise.
8739 (gimple_build_switch_1, gimple_build_cdt): Likewise.
8740 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
8741 (enum fallback): Rename from enum fallback_t.
8742 (fallback_t): Typedef as int.
8743 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
8744 GSI_SAME_STMT in function call.
8745 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
8747 (setup_reg_class_relations): Likewise.
8748 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
8749 (setup_prohibited_class_mode_regs): Add cast to enum type.
8750 (setup_prohibited_mode_move_regs): Likewise.
8751 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
8752 (record_address_regs): Change i to enum reg_class.
8753 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
8754 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
8755 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
8756 (GET_MODE_2XWIDER_MODE): Likewise.
8757 (GET_CLASS_NARROWEST_MODE): Likewise.
8758 * omp-low.c (expand_omp_for): Add cast to enum type.
8759 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
8760 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
8761 * postreload.c (reload_cse_simplify_operands): Change rclass local
8763 * predict.c (combine_predictions_for_insn): Change best_predictor
8764 and predictor to enum br_predictor.
8765 (combine_predictions_for_bb): Likewise.
8766 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
8767 use SET_PREDICT_EXPR_OUTCOME.
8768 * real.c (real_arithmetic): Change icode to code in function call.
8769 * reginfo.c (init_move_cost): Add casts to enum type.
8770 (init_reg_sets_1, init_fake_stack_mems): Likewise.
8771 * regmove.c (regclass_compatible_p): Change class0 and class1 to
8773 * reload.c (find_valid_class): Add casts to enum type.
8774 (push_reload): Change 0 to NO_REGS in function call.
8775 (find_reloads): Change this_alternative to array of enum
8776 reg_class. Remove some now-unnecessary casts.
8777 (make_memloc): Change 0 to VOIDmode in function call.
8778 * reload1.c (reload): Change 0 to VOIDmode in function call.
8779 (eliminate_regs_1, elimination_effects): Likewise.
8780 (eliminate_regs_in_insn): Likewise.
8781 (emit_input_reload_insns): Add cast to enum type.
8782 (delete_output_reload): Change 0 to VOIDmode in function call.
8783 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
8784 to enum type in function call.
8785 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
8786 (SET_PREDICT_EXPR_OUTCOME): Define.
8787 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
8788 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
8789 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
8790 (dump_function): Likewise.
8791 * tree-dump.h: Update declarations.
8792 * tree-pass.h: Update declarations.
8793 * varasm.c (assemble_integer): Change mclass to enum mode_class.
8794 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
8796 (arm_rtx_costs_1): Correct parenthesization.
8797 (arm_rtx_costs): Add casts to enum type.
8798 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
8799 (vfp_emit_fstmd): Use add_rg_note.
8800 (emit_multi_reg_push, emit_sfm): Likewise.
8801 (thumb_set_frame_pointer): Likewise.
8802 (arm_expand_prologue): Likewise.
8803 (arm_regno_class): Change return type to enum reg_class.
8804 (thumb1_expand_prologue): Use add_reg_note.
8805 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
8806 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
8808 * config/arm/gentune.sh: Add cast to enum type.
8809 * config/arm/arm-tune.md: Rebuild.
8810 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
8811 (ix86_split_fp_branch, predict_jump): Likewise.
8812 (ix86_expand_multi_arg_builtin): Change sub_code from enum
8813 insn_code to enum rtx_code.
8814 (ix86_builtin_vectorized_function): Add cast to enum type.
8815 * config/i386/i386.md (truncdfsf2): Change slot to enum
8817 (truncxf<mode>2, isinf<mode>2): Likewise.
8818 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
8820 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
8821 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
8822 (insert_bundle_state): Change 1 to INSERT in function call.
8823 (ia64_add_bundle_selector_before): Likewise.
8824 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
8825 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
8826 (restore_stack_nonlocal): Likewise.
8827 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
8829 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
8831 (mips_rtx_costs): Likewise.
8832 (mips_override_options): Add casts to enum type.
8833 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
8835 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
8836 (store_reg, set_reg_plus_d): Likewise.
8837 (hppa_expand_prologue, hppa_profile_hook): Likewise.
8838 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8840 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
8842 (emit_unlikely_jump): Use add_reg_note.
8843 (rs6000_emit_allocate_stack): Likewise.
8844 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
8845 (output_toc): Change 1 to INSERT in function call.
8846 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
8847 (rs6000_initialize_trampoline): Likewise.
8848 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
8850 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
8851 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
8852 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
8853 (save_gprs): Use add_reg_note.
8854 (s390_emit_prologue): Likewise.
8855 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8856 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
8857 (sparc_fold_builtin): Add cast to enum type.
8858 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
8860 (spu_expand_prologue): Use add_reg_note.
8861 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
8863 2009-04-20 Ian Lance Taylor <iant@google.com>
8865 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
8866 (c_parser_postfix_expression_after_primary): Get VEC for list of
8867 arguments. Get original types of arguments. Call
8868 build_function_call_vec.
8869 (cached_expr_list_1, cached_expr_list_2): New static variables.
8870 (c_parser_expr_list): Change return type to VEC *. Add
8871 p_orig_types parameter. Change all callers.
8872 (c_parser_release_expr): New static function.
8873 (c_parser_vec_to_tree_list): New static function.
8874 * c-typeck.c (build_function_call): Rewrite to build a VEC and
8875 call build_function_call_vec.
8876 (build_function_call_vec): New function, based on old
8877 build_function_call.
8878 (convert_arguments): Remove nargs and argarray parameters. Change
8879 values to a VEC. Add origtypes parameter.
8880 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
8881 (convert_for_assignment): Add origtype parameter. Change all
8882 callers. If warn_cxx_compat, check for conversion to an enum
8883 type when calling a function.
8884 (store_init_value): Add origtype parameter. Change all callers.
8885 (digest_init): Likewise.
8886 (struct init_node): Add origtype field.
8887 (add_pending_init): Add origtype parameter. Change all callers.
8888 (output_init_element): Likewise.
8889 (output_pending_init_elements): Pass origtype from init_node to
8890 output_init_element.
8891 (process_init_element): Pass origtype from c_expr to
8892 output_init_element.
8893 (c_finish_return): Add origtype parameter. Change all callers.
8894 * c-common.c (sync_resolve_size): Change params to VEC *. Change
8896 (sync_resolve_params): Likewise.
8897 (sync_resolve_return): Change params to first_param. Change caller.
8898 (resolve_overloaded_builtins): Change params to VEC *. Change
8899 callers. Save first parameter around call to build_function_call_vec.
8900 * c-decl.c (finish_decl): Add origtype parameter. Change all
8901 callers. Call build_function_call_vec rather than
8902 build_function_call for cleanup.
8903 * c-tree.h: Update declarations.
8904 * c-common.h: Update declarations.
8905 * stub-objc.c (objc_rewrite_function_call): Change parameter from
8906 params to first_param.
8907 * target.h (struct gcc_target): Change resolve_overloaded_builtin
8908 params parameter from tree to void *.
8909 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8910 Change arglist parameter to have type void *, and to be a pointer
8912 * config/rs6000/rs6000-protos.h
8913 (altivec_resolve_overloaded_builtin): Update declaration.
8914 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
8915 fnargs parameter to have type void *, and to be a pointer to a
8916 VEC. Call build_function_call_vec instead of
8917 build_function_call.
8918 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
8920 2009-04-20 Joey Ye <joey.ye@intel.com>
8921 Xuepeng Guo <xuepeng.guo@intel.com>
8922 H.J. Lu <hongjiu.lu@intel.com>
8924 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
8926 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
8927 (IX86_LEA_PRIORITY): Likewise.
8928 (distance_non_agu_define): New function.
8929 (distance_agu_use): Likewise.
8930 (ix86_lea_for_add_ok): Likewise.
8931 (ix86_dep_by_shift_count): Likewise.
8933 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
8934 should split for LEA.
8936 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
8938 (ix86_dep_by_shift_count): Likewise.
8940 2009-04-20 Richard Guenther <rguenther@suse.de>
8942 * expr.c (handled_component_p): Move ...
8943 * tree.h (handled_component_p): ... here.
8944 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
8945 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
8946 and REALPART_EXPR to be in one group.
8948 2009-04-20 Richard Guenther <rguenther@suse.de>
8950 * basic-block.h (get_all_dominated_blocks): Declare.
8951 * dominance.c (get_all_dominated_blocks): New function.
8952 * tree-cfg.c (get_all_dominated_blocks): Remove.
8953 (remove_edge_and_dominated_blocks): Adjust.
8954 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
8955 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
8956 instead of recursing.
8958 2009-04-20 Doug Kwan <dougkwan@google.com>
8960 * cgraph.h (cgraph_node_ptr): New type for vector functions.
8961 (struct cgraph_node_set_def): New type.
8962 (cgraph_node_set) New type. Also declare vector functions.
8963 (struct cgraph_node_set_element_def): New type.
8964 (cgraph_node_set_element): Ditto.
8965 (cgraph_node_set_iterator): New iterator type.
8966 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
8967 cgraph_node_set_remove, dump_cgraph_node_set,
8968 debug_cgraph_node_set): New prototypes.
8969 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
8970 cgraph_node_set_size): New inlines.
8971 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
8973 (struct ipa_opt_pass): Add struct cgraph_node_set_def
8974 argument to function 'write_summary'.
8975 * ipa.c: Include ggc.h.
8976 (hash_cgraph_node_set_element,
8977 eq_cgraph_node_set_element, cgraph_node_set_new,
8978 cgraph_node_set_add, cgraph_node_set_remove,
8979 cgraph_node_set_find, dump_cgraph_node_set,
8980 debug_cgraph_node_set): New functions.
8981 * Makefile.in (ipa.o): Add dependency on GGC_H.
8983 2009-04-20 Ira Rosen <irar@il.ibm.com>
8985 PR tree-optimization/39675
8986 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
8987 check of the return code of vect_schedule_slp. Check that
8988 stmt_vec_info still exists for the statement, before checking its
8991 2009-04-20 Michael Matz <matz@suse.de>
8993 * Makefile.in (generated_files): Take out $(simple_generated_c).
8995 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
8997 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
8998 (UINTPTR_TYPE): Likewise.
9000 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9003 * c-typeck.c (digest_init): Check for initializing an array with a
9006 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9009 * c-semantics.c (pop_stmt_list): Propagate
9010 STATEMENT_LIST_HAS_LABEL to parent statement list.
9012 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
9014 * config/mips/mips.h (mips_tune_attr): New macro.
9015 * config/mips/mips.md (cpu): Use it.
9017 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9020 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
9023 2009-04-19 Diego Novillo <dnovillo@google.com>
9025 * toplev.c (compile_file): Move call to coverage_finish ...
9026 * cgraphunit.c (ipa_passes): ... here.
9027 Call cgraph_process_new_functions.
9028 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
9029 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9031 2009-04-19 Jan Hubicka <jh@suse.cz>
9033 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9035 (dump_cgraph_node): Dump can throw external flag.
9036 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9038 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9042 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9043 * common.opt (Wlogical-op): Move from here...
9044 * c.opt (Wlogical-op): ... to here.
9045 * c-typeck.c (parser_build_binary_op): Update call to
9046 warn_logical_operator.
9047 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9049 * c-common.c (warn_logical_op): Update.
9050 * c-common.h (warn_logical_op): Update declaration.
9052 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9054 * tree.c (protected_set_expr_location): Fix formatting.
9056 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9059 * c-typeck.c (readonly_warning): new.
9060 (build_unary_op, build_modify_expr): Use readonly_warning for
9061 storing into something readonly but not const-qualified.
9063 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9066 * c-typeck.c (build_unary_op): Check for taking address of
9067 expression of type void.
9069 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9072 * c-typeck.c (build_function_call): Check for calling a function
9073 with qualified void return types. Call require_complete_type when
9076 2009-04-18 Jan Hubicka <jh@suse.cz>
9078 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9080 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9081 can_throw_external flag.
9082 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9083 * ipa-pure-const.c (ignore_edge): New function.
9084 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9085 only over can_throw_external edges.
9086 (local_pure_const): Add nothrow flag.
9087 * ipa-utils.c (searchc): Add ignore_edge callback.
9088 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9089 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9090 (set_nothrow_function_flags): Update cgraph.
9091 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9093 2009-04-18 Richard Guenther <rguenther@suse.de>
9096 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9097 (fold_stmt): ... this and ...
9098 (fold_stmt_inplace): ... this.
9099 (fold_stmt_1): Fold references in calls and asms.
9100 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9102 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9104 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9105 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9107 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9109 * tree.c (function_args_count): Remove.
9110 * tree.h: Remove the prototype for function_args_count.
9112 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9114 * tree-iterator.c (expr_only): Remove.
9115 * tree.h: Remove the prototype for expr_only.
9117 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9119 * reginfo.c (cannot_change_mode_set_regs): Remove.
9120 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
9122 2009-04-08 Anatoly Sokolov <aesok@post.ru>
9124 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9125 whether operands 0 and 1 overlaps.
9127 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9130 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
9131 pointer. Use warning_at instead of warning.
9132 (search_for_addr_array): Likewise.
9133 (check_array_bounds): Likewise.
9134 (check_all_array_refs): Check that the incoming edge is not in the
9135 list of edges to be removed.
9136 (check_all_array_refs): Avoid the temporal pointer.
9137 (vrp_visit_cond_stmt): Fix typo.
9138 (simplify_switch_using_ranges): Handle the case where the switch
9139 index is an integer constant.
9141 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
9143 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
9145 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9147 * doc/extend.texi, doc/invoke.texi: Fix typos.
9149 2009-04-17 Cary Coutant <ccoutant@google.com>
9151 * tree-flow-inline.h (get_lineno): Fix inverted test.
9153 2009-04-17 Diego Novillo <dnovillo@google.com>
9155 * tree-ssa-pre.c (create_expression_by_pieces): Remove
9156 assertion for AVAIL_OUT.
9158 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9161 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
9162 * config/sh/linux-atomic.asm: Likewise.
9164 2009-04-17 Diego Novillo <dnovillo@google.com>
9166 * except.c (debug_eh_tree): New.
9167 (struct eh_region, struct eh_status): Move ...
9168 * except.h: ... here.
9169 (add_type_for_runtime): Declare extern.
9170 (lookup_type_for_runtime): Likewise.
9171 (debug_eh_tree): Declare.
9172 * Makefile.in (GTFILES): List except.h before except.c
9174 2009-04-17 Diego Novillo <dnovillo@google.com>
9176 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
9177 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9178 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
9179 (find_vars_r): ... here.
9180 * tree-flow.h (find_referenced_vars_in): Declare.
9181 * tree-ssa-pre.c (create_expression_by_pieces): Assert
9182 that AVAIL_OUT exists for BLOCK.
9183 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
9184 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
9185 (tree-parloops.o): Likewise.
9187 2009-04-17 Simon Baldwin <simonb@google.com>
9189 * toplev.c (default_tree_printer): Add handling for %E format.
9191 2009-04-17 Diego Novillo <dnovillo@google.com>
9193 * tree-pretty-print.c (dump_generic_node): Add break after
9194 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
9195 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
9196 FUNCTION_TYPE together. Call print_struct_decl when printing
9197 structures and TDF_SLIM is not given.
9198 (print_struct_decl): Fix logic for detecting recursion.
9200 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9203 * gcc.c (create_at_file): New.
9204 (compile_input_file_p): New.
9205 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
9206 * main.c (main): Update call to toplev_main.
9207 * toplev.c (toplev_main): Change signature. Call expandargv.
9208 * toplev.h (toplev_main): Change signature.
9210 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9212 * dwarf2out.c (field_byte_offset): Use the type size as the field size
9213 if the latter is not constant.
9215 2009-04-17 David Edelsohn <edelsohn@gnu.org>
9217 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
9219 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9221 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
9222 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
9224 2009-04-17 Richard Guenther <rguenther@suse.de>
9226 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9227 Handle component references view-converting an invariant address.
9229 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
9231 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
9232 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
9233 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
9234 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
9235 Use @deftypevr rather than @deftypevar.
9237 2009-04-17 Richard Guenther <rguenther@suse.de>
9239 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
9240 (get_prop_source_stmt): Likewise.
9241 (can_propagate_from): Likewise.
9243 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
9245 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
9246 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
9247 (--with-multilib-list): Add default value.
9248 * configure: Regenerate.
9249 * Makefile.in (TM_ENDIAN_CONFIG): Define.
9250 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9251 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
9252 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
9253 Don't add default cpu to multilib list unnecessarily, but do enable
9254 the relevant compiler option..
9255 Add support for --with-multilib-list=<blank> and
9256 --with-multilib-list=!<somelib> to supress unwanted multilibs.
9257 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
9258 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
9259 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
9261 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
9262 (MULTILIB_OSDIRNAMES): New variable.
9263 * config/sh/t-1e: Delete file.
9264 * config/sh/t-mlib-sh1: Delete file.
9265 * config/sh/t-mlib-sh2: Delete file.
9266 * config/sh/t-mlib-sh2a: Delete file.
9267 * config/sh/t-mlib-sh2a-nofpu: Delete file.
9268 * config/sh/t-mlib-sh2a-single: Delete file.
9269 * config/sh/t-mlib-sh2a-single-only: Delete file.
9270 * config/sh/t-mlib-sh2e: Delete file.
9271 * config/sh/t-mlib-sh3e: Delete file.
9272 * config/sh/t-mlib-sh4: Delete file.
9273 * config/sh/t-mlib-sh4-nofpu: Delete file.
9274 * config/sh/t-mlib-sh4-single: Delete file.
9275 * config/sh/t-mlib-sh4-single-only: Delete file.
9276 * config/sh/t-mlib-sh4a: Delete file.
9277 * config/sh/t-mlib-sh4a-nofpu: Delete file.
9278 * config/sh/t-mlib-sh4a-single: Delete file.
9279 * config/sh/t-mlib-sh4a-single-only: Delete file.
9280 * config/sh/t-mlib-sh4al: Delete file.
9281 * config/sh/t-mlib-sh5-32media: Delete file.
9282 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
9283 * config/sh/t-mlib-sh5-64media: Delete file.
9284 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
9285 * config/sh/t-mlib-sh5-compact: Delete file.
9286 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
9287 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
9288 * doc/install.texi (Options specification): Add
9289 --with-multilib-list and --with-endian.
9291 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9293 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
9295 (OBJS-common): Add plugin-version.o.
9296 (plugin-version.o): New.
9297 * gcc-plugin.h (plugin_gcc_version): New.
9298 (plugin_default_version_check): New.
9299 (plugin_init_func, plugin_init): Add version argument.
9300 * plugin-version.c: New.
9301 * plugin.c (str_plugin_gcc_version_name): New.
9302 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
9303 pass it to the init function.
9304 (plugin_default_version_check): New.
9306 2009-04-17 Richard Guenther <rguenther@suse.de>
9308 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
9309 for decl-vs-decl disambiguation.
9311 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
9313 * config/s390/s390.h (s390_tune_attr): New macro definition.
9314 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
9316 2009-04-17 Richard Guenther <rguenther@suse.de>
9318 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
9319 (fold_stmt_r): Likewise.
9320 (maybe_fold_reference): New function.
9321 (fold_gimple_assign): Handle cases fold_stmt_r did.
9322 (fold_stmt): Do not use fold_stmt_r.
9323 (fold_stmt_inplace): Likewise.
9325 2009-04-17 Richard Guenther <rguenther@suse.de>
9327 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
9328 (record_equivalences_from_stmt): Remove useless checks and
9330 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
9331 the type is already suitable.
9333 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
9335 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
9337 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
9339 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
9340 (CMPtype): Define as __gcc_CMPtype.
9342 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
9344 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
9345 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
9347 2009-04-17 Richard Guenther <rguenther@suse.de>
9349 PR tree-optimization/39746
9350 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
9351 special-casing for builtins and static variable use/def.
9352 (call_may_clobber_ref_p_1): Likewise.
9354 2009-04-16 Ian Lance Taylor <iant@google.com>
9356 * df.h: Include "timevar.h".
9357 (struct df_problem): Change tv_id field to timevar_id_t.
9358 * tree-pass.h: Include "timevar.h".
9359 (struct opt_pass): Change tv_id field to timevar_id_t.
9360 * timevar.h (timevar_id_t): Define TV_NONE.
9361 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
9362 TV_NONE rather than tv_id != 0.
9363 (execute_one_pass): Likewise.
9364 * Makefile.in (DF_H): Add $(TIMEVAR_H).
9365 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
9366 dependencies to $(TREE_PASS_H).
9367 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
9369 (pass_branch_target_load_optimize2): Likewise.
9370 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
9371 (pass_outof_cfg_layout_mode): Likewise.
9372 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
9373 (pass_rebuild_cgraph_edges): Likewise.
9374 (pass_remove_cgraph_callee_edges): Likewise.
9375 * df-core.c (pass_df_initialize_opt): Likewise.
9376 (pass_df_initialize_no_opt): Likewise.
9377 (pass_df_finish): Likewise.
9378 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
9379 * except.c (pass_set_nothrow_function_flags): Likewise.
9380 (pass_convert_to_eh_region_ranges): Likewise.
9381 * final.c (pass_compute_alignments): Likewise.
9382 * function.c (pass_instantiate_virtual_regs): Likewise.
9383 (pass_init_function): Likewise.
9384 (pass_leaf_regs): Likewise.
9385 (pass_match_asm_constraints): Likewise.
9386 * gimple-low.c (pass_lower_cf): Likewise.
9387 (pass_mark_used_blocks): Likewise.
9388 * init-regs.c (pass_initialize_regs): Likewise.
9389 * integrate.c (pass_initial_value_sets): Likewise.
9390 * ira.c (pass_ira): Likewise.
9391 * jump.c (pass_cleanup_barriers): Likewise.
9392 * omp-low.c (pass_expand_omp): Likewise.
9393 (pass_lower_omp): Likewise.
9394 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
9395 * recog.c (pass_split_all_insns): Likewise.
9396 (pass_split_after_reload): Likewise.
9397 (pass_split_before_regstack): Likewise.
9398 (pass_split_before_sched2): Likewise.
9399 (pass_split_for_shorten_branches): Likewise.
9400 * reginfo.c (pass_reginfo_init): Likewise.
9401 (pass_subregs_of_mode_init): Likewise.
9402 (pass_subregs_of_mode_finish): Likewise.
9403 * passes.c (pass_postreload): Likewise.
9404 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
9405 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
9406 (pass_warn_function_return): Likewise.
9407 (pass_warn_function_noreturn): Likewise.
9408 * tree-complex.c (pass_lower_complex): Likewise.
9409 (pass_lower_complex_O0): Likewise.
9410 * tree-if-conv.c (pass_if_conversion): Likewise.
9411 * tree-into-ssa.c (pass_build_ssa): Likewise.
9412 * tree-mudflap.c (pass_mudflap_1): Likewise.
9413 (pass_mudflap_2): Likewise.
9414 * tree-nomudflap.c (pass_mudflap_1): Likewise.
9415 (pass_mudflap_2): Likewise.
9416 * tree-nrv.c (pass_return_slot): Likewise.
9417 * tree-object-size.c (pass_object_sizes): Likewise.
9418 * tree-optimize.c (pass_all_optimizations): Likewise.
9419 (pass_early_local_passes): Likewise.
9420 (pass_all_early_optimizations): Likewise.
9421 (pass_cleanup_cfg): Likewise.
9422 (pass_cleanup_cfg_post_optimizing): Likewise.
9423 (pass_free_datastructures): Likewise.
9424 (pass_free_cfg_annotations): Likewise.
9425 (pass_fixup_cfg): Likewise.
9426 (pass_init_datastructures): Likewise.
9427 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
9428 (pass_late_warn_uninitialized): Likewise.
9429 (pass_update_address_taken): Likewise.
9430 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
9431 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
9432 (pass_cse_sincos): Likewise.
9433 (pass_convert_to_rsqrt): Likewise.
9434 * tree-ssa-structalias.c (pass_build_alias): Likewise.
9435 * tree-stdarg.c (pass_stdarg): Likewise.
9436 * tree-tailcall.c (pass_tail_recursion): Likewise.
9437 (pass_tail_calls): Likewise.
9438 * tree-vect-generic.c (pass_lower_vector): Likewise.
9439 (pass_lower_vector_ssa): Likewise.
9440 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
9442 2009-04-16 Joseph Myers <joseph@codesourcery.com>
9444 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
9446 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
9448 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
9449 logical and signext.
9451 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
9454 * config/sh/predicates.md (arith_operand): Check if the operand
9455 of TRUNCATE is a REG.
9457 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9459 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9460 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9464 * tree-iterator.c (tsi_split_statement_list_after,
9465 tsi_split_statement_list_before): Remove.
9466 * tree-iterator.h: Remove the prototypes for
9467 tsi_split_statement_list_after and tsi_split_statement_list_before.
9469 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9471 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
9472 * tree-ssa-propagate.h: Remove the prototype for
9473 stmt_makes_single_load.
9475 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9477 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
9478 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
9480 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9482 * tree-iterator.c (EXPR_LAST_BODY): Remove.
9484 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9486 * except.c (eh_region_outer_p): Remove.
9487 * except.h: Remove the prototype for eh_region_outer_p.
9489 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9491 * function.c (current_function_assembler_name): Remove.
9492 * function.h: Remove the prototype for
9493 current_function_assembler_name.
9495 2009-04-16 Ian Lance Taylor <iant@google.com>
9497 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
9498 (add_reg_note): Call alloc_reg_note.
9499 * rtl.h (alloc_reg_note): Declare.
9500 * combine.c (try_combine): Use alloc_reg_note.
9501 (recog_for_combine, move_deaths): Likewise.
9502 (distribute_notes): Use alloc_reg_note and add_reg_note.
9503 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
9504 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
9505 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
9507 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
9509 PR rtl-optimization/39762
9510 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
9511 ira_may_move_out_cost): Add comments about way of their usage.
9512 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
9514 * ira-conflicts.c (process_regs_for_copy): Use function
9515 ira_get_register_move_cost instead of global
9516 ira_register_move_cost.
9518 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
9519 color_pass, move_spill_restore, update_curr_costs): Ditto.
9521 * ira-lives.c (process_single_reg_class_operands): Ditto.
9523 * ira-emit.c (emit_move_list): Ditto.
9525 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
9526 (record_reg_classes): Ditto. Use functions
9527 ira_get_register_move_cost and ira_get_may_move_cost instead of
9528 global vars ira_register_move_cost, ira_may_move_out_cost and
9529 ira_may_move_in_cost.
9530 (record_address_regs): Don't call ira_init_register_move_cost.
9531 Use function ira_get_may_move_cost instead of global
9532 ira_may_move_in_cost.
9533 (process_bb_node_for_hard_reg_moves): Use function
9534 ira_get_register_move_cost instead of global ira_register_move_cost.
9535 (ira_costs): Don't call ira_init_register_move_cost.
9537 2009-04-16 Richard Guenther <rguenther@suse.de>
9539 * tree-cfg.c (verify_gimple_assign_binary):
9540 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
9541 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
9542 (create_general_new_stmt): Note that this function is broken.
9544 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9546 * common.opt (fhelp): Add Var(help_flag).
9547 * gcc-plugin.h (plugin_info): Add help.
9548 * plugin.c (plugin_name_args): Add help.
9549 (register_plugin_info): Set plugin->help.
9550 (print_help_one_plugin): New.
9551 (print_plugins_help): New.
9552 * plugin.h (print_plugins_help): New.
9553 * toplev.c (toplev_main): Call print_plugins_help if needed.
9555 2009-04-16 Richard Guenther <rguenther@suse.de>
9557 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
9558 (gimple_ior_addresses_taken_1): New function.
9559 (gimple_ior_addresses_taken): Likewise.
9560 * gimple.h (struct gimple_statement_with_ops_base): Remove
9561 addresses_taken member.
9562 (gimple_ior_addresses_taken): Declare.
9563 (gimple_addresses_taken, gimple_addresses_taken_ptr,
9564 gimple_set_addresses_taken): Remove.
9565 * ipa-reference.c (mark_address): New function.
9566 (scan_stmt_for_static_refs): Use it for marking addresses taken.
9567 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
9568 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
9569 (gimple_add_to_addresses_taken): Remove.
9570 (get_tmr_operands): Call mark_address_taken.
9571 (get_asm_expr_operands): Likewise.
9572 (get_expr_operands): Likewise.
9573 (build_ssa_operands): Do not clear the addresses_taken bitmap.
9574 (free_stmt_operands): Do not free it.
9575 * tree-ssa.c (delete_tree_ssa): Likewise.
9576 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
9578 2009-04-16 Richard Guenther <rguenther@suse.de>
9580 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
9581 (walk_stmt_load_store_ops): Likewise.
9582 * gimple.c (get_base_loadstore): New function.
9583 (walk_stmt_load_store_addr_ops): Likewise.
9584 (walk_stmt_load_store_ops): Likewise.
9585 * ipa-pure-const.c (check_op): Simplify.
9586 (check_load, check_store): New functions.
9587 (check_stmt): Use walk_stmt_load_store_ops.
9588 * ipa-reference.c (mark_load): Adjust signature.
9589 (mark_store): Likewise.
9590 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
9592 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9594 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
9596 * opts.c (common_handle_option): Don't call print_version.
9597 * plugin.c (plugin_name_args): Add version.
9598 (register_plugin_info): New.
9599 (register_callback): Handle PLUGIN_INFO.
9600 (try_init_one_plugin): New.
9601 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
9603 (finalize_one_plugin): New.
9604 (finalize_plugins): New.
9605 (print_one_plugin): New.
9606 (print_plugins_versions): New.
9607 * plugin.h (print_plugins_versions): New.
9608 (finalize_plugins): New.
9609 * toplev.c (compile_file): Don't call initialize_plugins.
9610 (print_version): Call print_plugins_versions.
9611 (toplev_main): Call initialize_plugins. Print version if needed.
9612 Call finalize_plugins.
9614 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9616 * common.opt (fversion): New.
9617 * gcc.c (print_version): New.
9618 (process_command): Don't print the version. Just set print_version.
9619 (main): Print version. Call subprocesses if print_version and
9620 verbose_flag are set.
9621 * opts.c (common_handle_option): Handle OPT_fversion.
9623 2009-04-16 Richard Guenther <rguenther@suse.de>
9624 Ira Rosen <irar@il.ibm.com>
9626 PR tree-optimization/39698
9627 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
9628 type of the reduction variable. Only generate the def if
9631 * omp-low.c (expand_omp_for_generic): When converting to a pointer
9632 make sure to first convert to an integer of the same precision.
9633 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
9634 the type of the evolution correctly in computing the new
9635 induction variable base.
9637 2009-04-16 Richard Guenther <rguenther@suse.de>
9640 * tree-cfg.c (make_blocks): Split statements with to-be
9641 abnormal SSA names on the lhs.
9643 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
9645 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
9646 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
9647 * c-typeck.c (really_start_incremental_init): Likewise.
9648 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
9649 (TARGET_INITIALIZER): Remove it.
9650 * target.h (struct target): Remove vector_opaque_p.
9651 * tree.c (build_opaque_vector_type): New.
9652 * tree.h (TYPE_VECTOR_OPAQUE): New.
9653 (build_opaque_vector_type): Declare.
9654 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
9655 * config/rs6000/rs6000.c (build_opaque_vector_type,
9656 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
9657 (rs6000_init_builtins): Use build_opaque_vector_type for
9658 opaque_V4SI_type_node.
9660 2009-04-15 Catherine Moore <clm@codesourcery.com>
9662 * debug.h (set_name): Declare.
9663 * dwarf2out.c (dwarf2out_set_name): Declare.
9664 (dwarf2_debug_hooks): Add set_name.
9665 (find_AT_string): New.
9666 (add_AT_string): Call find_AT_string.
9667 (dwarf2out_set_name): New.
9668 * cp/decl.c (grokdeclarator): Call set_name.
9669 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
9670 * debug.c (do_nothing_debug_hooks): Likewise.
9671 * dbxout.c (dbx_debug_hooks): Likewise.
9672 * sdbout.c (sdb_debug_hooks): Likewise.
9674 2009-04-15 Michael Eager <eager@eagercon.com>
9676 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
9677 reg for single-precision FPU.
9678 * config/rs6000/rs6000.md (movsi_internal1): Only for
9680 (movsi_internal1_single): New. Add pattern to move SI values to/from
9681 single-precision FP regs.
9683 2009-04-15 Richard Guenther <rguenther@suse.de>
9685 * omp-low.c (lower_rec_input_clauses): Build correct address
9687 (expand_omp_for_generic): Fix multiplication type.
9688 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
9689 (generate_memset_zero): Fix types.
9690 * tree-profile.c (prepare_instrumented_value): Correctly
9693 2009-04-15 Ian Lance Taylor <iant@google.com>
9695 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
9696 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
9697 for -Wall and for -Wc++-compat.
9698 (c_common_post_options): For C++, set warn_enum_compare if not
9700 * c-tree.h (struct c_expr): Add field original_type.
9701 (build_external_ref): Update declaration.
9702 * c-parser.c (c_parser_braced_init): Set original_type.
9703 (c_parser_initelt): Likewise.
9704 (c_parser_expr_no_commas): Likewise.
9705 (c_parser_conditional_expression): Likewise.
9706 (c_parser_cast_expression): Likewise.
9707 (c_parser_unary_expression): Likewise. Pull setting of
9708 original_code to top of function.
9709 (c_parser_sizeof_expression): Set original_type.
9710 (c_parser_alignof_expression): Likewise.
9711 (c_parser_postfix_expression): Likewise. Pull setting of
9712 original_code to top of function.
9713 (c_parser_postfix_expression_after_paren_type): Set original_type.
9714 (c_parser_postfix_expression_after_primary): Likewise.
9715 (c_parser_expression): Likewise.
9716 * c-typeck.c (build_external_ref): Add type parameter. Change all
9718 (c_expr_sizeof_expr): Set original_type field.
9719 (parser_build_unary_op): Likewise.
9720 (parser_build_binary_op): Likewise. Optionally warn about
9721 comparisons of enums of different types.
9722 (digest_init): Set original_type field.
9723 (really_start_incremental_init): Likewise.
9724 (push_init_level, pop_init_level): Likewise.
9725 * doc/invoke.texi (Warning Options): -Wenum-compare now
9728 2009-04-15 Richard Guenther <rguenther@suse.de>
9730 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
9731 out a necessary conversion.
9732 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
9733 names we didn't value number.
9734 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
9736 2009-04-15 Richard Guenther <rguenther@suse.de>
9738 PR tree-optimization/39764
9739 * tree-ssa-ccp.c (get_value): Canonicalize value with
9740 canonicalize_float_value.
9742 2009-04-15 Jan Hubicka <jh@suse.cz>
9744 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
9745 Wrong version of patch.
9747 2009-04-15 Jan Hubicka <jh@suse.cz>
9749 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
9751 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
9753 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
9754 our distinct integral and vector types.
9756 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
9758 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
9759 * init.c (build_vtbl_address): Remove call to assemble_external.
9761 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
9763 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
9764 output for other floating point modes.
9766 2009-04-14 Diego Novillo <dnovillo@google.com>
9768 * diagnostic.c (diagnostic_report_diagnostic): Do not
9769 warn about loaded plugins for DK_ERROR and DK_WARNING.
9770 * c-decl.c (declspecs_add_type): Move call to
9771 invoke_plugin_callbacks ...
9772 * c-parser.c (c_parser_declspecs): ... here.
9773 * plugin.c (dump_active_plugins): Tidy output.
9775 2009-04-14 Diego Novillo <dnovillo@google.com>
9776 Le-Chun Wu <lcwu@google.com>
9778 * configure.ac: Add --enable-plugin support.
9779 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
9780 * Makefile.in (PLUGIN_H): Define.
9781 Export ENABLE_PLUGIN and GMPINC to site.exp.
9782 Add PLUGINLIBS to link command.
9783 Add/modify dependencies for plugin.o and files including plugin.h.
9785 * config.in: Regenerate.
9787 * opts.c (common_handle_option): Handle OPT_fplugin_ and
9790 2009-04-14 Le-Chun Wu <lcwu@google.com>
9792 * tree-pass.h (register_one_dump_file): Add a prototype for
9793 register_one_dump_file.
9794 * toplev.c (compile_file): Call initialize_plugins.
9795 (do_compile): Call invoke_plugin_callbacks.
9796 (toplev_main): Call invoke_plugin_callbacks.
9797 * common.opt: Add -fplugin= and -fplugin-arg-.
9798 * gcc-plugin.h: New public header file for plugins to include.
9799 * plugin.c: New source file.
9800 * plugin.h: New internal header file.
9801 * passes.c (register_one_dump_file): Make it external.
9803 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
9805 2009-04-14 Diego Novillo <dnovillo@google.com>
9807 * doc/plugins.texi: New.
9808 * doc/gccint.texi: Add reference to Plugins chapter.
9809 * doc/invoke.texi: Document -fplugin and -fplugin-arg
9810 * diagnostic.c (diagnostic_report_diagnostic): Warn about
9811 loaded plugins, if any.
9812 * timevar.def (TV_PLUGIN_INIT): Define.
9813 (TV_PLUGIN_RUN): Define.
9814 * plugin.c: Include timevar.h
9815 (plugins_active_p): New.
9816 (dump_active_plugins): New.
9817 (debug_active_plugins): New.
9819 2009-04-14 Joseph Myers <joseph@codesourcery.com>
9821 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
9823 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
9825 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
9827 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
9828 the same as a minus without a shift.
9830 2009-04-14 Nick Clifton <nickc@redhat.com>
9832 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
9833 comparisons with small integers will always produce a short
9836 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
9839 2008-12-19 Diego Novillo <dnovillo@google.com>
9841 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
9843 2009-04-14 Richard Guenther <rguenther@suse.de>
9845 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
9847 (verify_gimple_assign_binary): Likewise. Handle shifts and
9849 (verify_gimple_phi): Print the mismatched argument position.
9850 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9852 (vect_update_init_of_dr): Likewise.
9853 * matrix-reorg.c (transform_access_sites): Do what the
9855 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
9857 2009-04-13 Michael Eager <eager@eagercon.com>
9859 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
9860 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
9861 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
9862 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
9863 remove duplicate config
9865 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9867 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
9868 file_name:line_number type locator of the call site.
9870 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
9872 * genautomata.c: Put blank after comma.
9873 (automaton_decls): New.
9874 (struct unit_usage): Add comments to member next.
9875 (store_alt_unit_usage): Keep the list ordered.
9876 (unit_present_on_list_p, equal_alternatives_p): New.
9877 (check_regexp_units_distribution): Check units distribution
9878 correctness correctly.
9879 (main): Don't write automata if error is found. Return correct
9882 * config/m68k/cf.md (cfv4_ds): Remove.
9883 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
9884 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
9886 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
9887 power4-load-ext, power4-store, power4-store-update,
9888 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
9889 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
9890 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
9891 power4-sqrt, power4-isync): Modify reservation to make correct
9892 unit distribution to automata.
9894 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
9895 power5-store-update, power5-two, power5-three, power5-lmul,
9896 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
9898 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
9900 * except.c (pass_set_nothrow_function_flags): Set name and add
9902 (set_nothrow_function_flags): Mention in the dump file when
9903 changing a function to nothrow.
9905 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
9908 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
9909 instead of unsigned long.
9911 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9913 * config/arm/arm.c (return_used_this_function): Remove.
9914 (arm_output_function_prologue): Remove use of
9915 return_used_this_function.
9916 (output_return_instruction): Replace use of
9917 return_used_this_function
9918 by cfun->machine->return_used_this_function.
9919 (arm_output_epilogue): Likewise.
9920 (arm_output_function_epilogue): Likewise.
9921 (thumb_unexpanded_epilogue): Likewise.
9922 * config/arm/arm.h (struct machine_function):
9923 New member return_used_this_function.
9925 2009-04-12 Mark Mitchell <mark@codesourcery.com>
9927 * doc/install.texi: Correct description of default directory for
9928 --with-gxx-include-dir.
9930 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
9932 * fold-const.c (build_range_check): Properly deal with enumeral and
9935 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
9937 * doc/invoke.texi (max_gcse_passes): Remove documentation.
9938 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
9939 * params.h (MAX_GCSE_PASSES): Remove.
9940 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
9941 in sequence. Remove ability to run multiple passes.
9942 (bypass_jumps): Report run as third CPROP pass.
9944 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
9947 * except.c (can_throw_external): Look at each insn in a SEQUENCE
9948 when deciding whether the whole SEQUENCE can throw.
9950 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
9953 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
9954 offseted label references.
9956 2009-04-11 Jan Hubicka <jh@suse.cz>
9958 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
9960 2009-04-11 Richard Guenther <rguenther@suse.de>
9963 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
9964 return variables as TREE_ADDRESSABLE.
9966 2009-04-11 Richard Guenther <rguenther@suse.de>
9968 PR tree-optimization/39713
9969 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
9970 reference trees have SSA_NAME operands.
9972 2009-04-11 Richard Guenther <rguenther@suse.de>
9975 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
9976 address expressions.
9978 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
9980 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
9981 match changes in Cygwin 1.7
9982 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
9983 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
9985 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9987 PR tree-optimization/39701
9988 * doc/invoke.texi (Optimization Options): Document change in
9989 meaning and initialization of -fdelete-null-pointer-checks.
9991 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9994 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
9996 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
9999 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
10001 2009-04-10 Chao-ying Fu <fu@mips.com>
10003 * doc/tm.texi (Instruction Output): Document
10004 TARGET_ASM_FINAL_POSTSCAN_INSN.
10005 * target.h (final_postscan_insn): New field in asm_out.
10006 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10007 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
10008 * final.c (final_scan_insn): Call
10009 targetm.asm_out.final_postscan_insn after outputting
10010 an asm macro and a normal instruction.
10012 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
10013 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
10014 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
10015 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
10016 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10018 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10020 PR middle-end/39701
10021 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
10022 variables as non-NULL even with -fdelete-null-pointer-checks.
10024 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10026 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
10028 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
10031 * config/i386/i386.c (classify_argument): Handle SCmode with
10032 (bit_offset % 64) != 0.
10034 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10036 * doc/invoke.texi (Optimize Options): Add cross-reference to
10037 -Q --help=optimizers examples.
10039 2009-04-10 Ben Elliston <bje@au.ibm.com>
10042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10043 regalign for the reg == fpr and TDmode case.
10045 2009-04-09 David Ayers <ayers@fsfe.org>
10048 * objc/objc-act.c (warn_with_method): Remove helper function.
10049 (check_duplicates): Call warning and inform directly.
10050 (really_start_method): Likewise.
10052 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10054 * expmed.c (expand_divmod): Always use a comparison for a division
10055 by a large unsigned integer.
10057 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10058 for things others than variables or functions as nonzero.
10060 2009-04-09 Nick Clifton <nickc@redhat.com>
10062 * unwind-compat.c: Change copyright header to refer to version
10063 3 of the GNU General Public License with version 3.1 of the
10064 GCC Runtime Library Exception and to point readers at the
10065 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10066 * config/alpha/crtfastmath.c: Likewise.
10067 * config/alpha/linux-unwind.h: Likewise.
10068 * config/alpha/qrnnd.asm: Likewise.
10069 * config/alpha/vms-crt0-64.c: Likewise.
10070 * config/alpha/vms-crt0.c: Likewise.
10071 * config/alpha/vms-dwarf2.asm: Likewise.
10072 * config/alpha/vms-dwarf2eh.asm: Likewise.
10073 * config/alpha/vms-psxcrt0-64.c: Likewise.
10074 * config/alpha/vms-psxcrt0.c: Likewise.
10075 * config/alpha/vms_tramp.asm: Likewise.
10076 * config/arc/initfini.c: Likewise.
10077 * config/arc/lib1funcs.asm: Likewise.
10078 * config/arm/bpabi-v6m.S: Likewise.
10079 * config/arm/bpabi.S: Likewise.
10080 * config/arm/bpabi.c: Likewise.
10081 * config/arm/crti.asm: Likewise.
10082 * config/arm/crtn.asm: Likewise.
10083 * config/arm/ieee754-df.S: Likewise.
10084 * config/arm/ieee754-sf.S: Likewise.
10085 * config/arm/lib1funcs.asm: Likewise.
10086 * config/arm/libunwind.S: Likewise.
10087 * config/arm/linux-atomic.c: Likewise.
10088 * config/arm/mmintrin.h: Likewise.
10089 * config/arm/pr-support.c: Likewise.
10090 * config/arm/unaligned-funcs.c: Likewise.
10091 * config/arm/unwind-arm.c: Likewise.
10092 * config/arm/unwind-arm.h: Likewise.
10093 * config/avr/libgcc.S: Likewise.
10094 * config/bfin/crti.s: Likewise.
10095 * config/bfin/crtlibid.s: Likewise.
10096 * config/bfin/crtn.s: Likewise.
10097 * config/bfin/lib1funcs.asm: Likewise.
10098 * config/bfin/linux-unwind.h: Likewise.
10099 * config/cris/arit.c: Likewise.
10100 * config/cris/cris_abi_symbol.c: Likewise.
10101 * config/darwin-64.c: Likewise.
10102 * config/darwin-crt2.c: Likewise.
10103 * config/darwin-crt3.c: Likewise.
10104 * config/darwin.h: Likewise.
10105 * config/dbxelf.h: Likewise.
10106 * config/dfp-bit.c: Likewise.
10107 * config/dfp-bit.h: Likewise.
10108 * config/elfos.h: Likewise.
10109 * config/fixed-bit.c: Likewise.
10110 * config/fixed-bit.h: Likewise.
10111 * config/fp-bit.c: Likewise.
10112 * config/fp-bit.h: Likewise.
10113 * config/fr30/crti.asm: Likewise.
10114 * config/fr30/crtn.asm: Likewise.
10115 * config/fr30/lib1funcs.asm: Likewise.
10116 * config/freebsd-spec.h: Likewise.
10117 * config/frv/cmovd.c: Likewise.
10118 * config/frv/cmovh.c: Likewise.
10119 * config/frv/cmovw.c: Likewise.
10120 * config/frv/frvbegin.c: Likewise.
10121 * config/frv/frvend.c: Likewise.
10122 * config/frv/lib1funcs.asm: Likewise.
10123 * config/glibc-stdint.h: Likewise.
10124 * config/h8300/clzhi2.c: Likewise.
10125 * config/h8300/crti.asm: Likewise.
10126 * config/h8300/crtn.asm: Likewise.
10127 * config/h8300/ctzhi2.c: Likewise.
10128 * config/h8300/fixunssfsi.c: Likewise.
10129 * config/h8300/lib1funcs.asm: Likewise.
10130 * config/h8300/parityhi2.c: Likewise.
10131 * config/h8300/popcounthi2.c: Likewise.
10132 * config/i386/ammintrin.h: Likewise.
10133 * config/i386/att.h: Likewise.
10134 * config/i386/avxintrin.h: Likewise.
10135 * config/i386/biarch64.h: Likewise.
10136 * config/i386/bmmintrin.h: Likewise.
10137 * config/i386/cpuid.h: Likewise.
10138 * config/i386/cross-stdarg.h: Likewise.
10139 * config/i386/crtfastmath.c: Likewise.
10140 * config/i386/crtprec.c: Likewise.
10141 * config/i386/cygming-crtbegin.c: Likewise.
10142 * config/i386/cygming-crtend.c: Likewise.
10143 * config/i386/cygwin.asm: Likewise.
10144 * config/i386/emmintrin.h: Likewise.
10145 * config/i386/gmm_malloc.h: Likewise.
10146 * config/i386/gthr-win32.c: Likewise.
10147 * config/i386/i386.h: Likewise.
10148 * config/i386/immintrin.h: Likewise.
10149 * config/i386/linux-unwind.h: Likewise.
10150 * config/i386/linux64.h: Likewise.
10151 * config/i386/mm3dnow.h: Likewise.
10152 * config/i386/mmintrin-common.h: Likewise.
10153 * config/i386/mmintrin.h: Likewise.
10154 * config/i386/nmmintrin.h: Likewise.
10155 * config/i386/pmm_malloc.h: Likewise.
10156 * config/i386/pmmintrin.h: Likewise.
10157 * config/i386/smmintrin.h: Likewise.
10158 * config/i386/sol2-c1.asm: Likewise.
10159 * config/i386/sol2-ci.asm: Likewise.
10160 * config/i386/sol2-cn.asm: Likewise.
10161 * config/i386/sol2-gc1.asm: Likewise.
10162 * config/i386/tmmintrin.h: Likewise.
10163 * config/i386/unix.h: Likewise.
10164 * config/i386/w32-unwind.h: Likewise.
10165 * config/i386/wmmintrin.h: Likewise.
10166 * config/i386/x86-64.h: Likewise.
10167 * config/i386/x86intrin.h: Likewise.
10168 * config/i386/xmmintrin.h: Likewise.
10169 * config/ia64/crtbegin.asm: Likewise.
10170 * config/ia64/crtend.asm: Likewise.
10171 * config/ia64/crtfastmath.c: Likewise.
10172 * config/ia64/crti.asm: Likewise.
10173 * config/ia64/crtn.asm: Likewise.
10174 * config/ia64/fde-glibc.c: Likewise.
10175 * config/ia64/lib1funcs.asm: Likewise.
10176 * config/ia64/linux-unwind.h: Likewise.
10177 * config/ia64/quadlib.c: Likewise.
10178 * config/ia64/unwind-ia64.c: Likewise.
10179 * config/linux.h: Likewise.
10180 * config/m32c/m32c-lib1.S: Likewise.
10181 * config/m32c/m32c-lib2-trapv.c: Likewise.
10182 * config/m32c/m32c-lib2.c: Likewise.
10183 * config/m32r/initfini.c: Likewise.
10184 * config/m68hc11/larith.asm: Likewise.
10185 * config/m68hc11/m68hc11-crt0.S: Likewise.
10186 * config/m68k/cf.md: Likewise.
10187 * config/m68k/crti.s: Likewise.
10188 * config/m68k/crtn.s: Likewise.
10189 * config/m68k/lb1sf68.asm: Likewise.
10190 * config/m68k/linux-unwind.h: Likewise.
10191 * config/mcore/crti.asm: Likewise.
10192 * config/mcore/crtn.asm: Likewise.
10193 * config/mcore/lib1.asm: Likewise.
10194 * config/mips/linux-unwind.h: Likewise.
10195 * config/mips/loongson.h: Likewise.
10196 * config/mips/mips16.S: Likewise.
10197 * config/mmix/crti.asm: Likewise.
10198 * config/mmix/crtn.asm: Likewise.
10199 * config/pa/fptr.c: Likewise.
10200 * config/pa/hpux-unwind.h: Likewise.
10201 * config/pa/lib2funcs.asm: Likewise.
10202 * config/pa/linux-atomic.c: Likewise.
10203 * config/pa/linux-unwind.h: Likewise.
10204 * config/pa/milli64.S: Likewise.
10205 * config/pa/quadlib.c: Likewise.
10206 * config/pa/stublib.c: Likewise.
10207 * config/picochip/libgccExtras/adddi3.asm: Likewise.
10208 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
10209 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
10210 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
10211 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
10212 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
10213 * config/picochip/libgccExtras/divmod15.asm: Likewise.
10214 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
10215 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
10216 * config/picochip/libgccExtras/longjmp.asm: Likewise.
10217 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
10218 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
10219 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
10220 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
10221 * config/picochip/libgccExtras/setjmp.asm: Likewise.
10222 * config/picochip/libgccExtras/subdi3.asm: Likewise.
10223 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
10224 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
10225 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
10226 * config/rs6000/750cl.h: Likewise.
10227 * config/rs6000/altivec.h: Likewise.
10228 * config/rs6000/biarch64.h: Likewise.
10229 * config/rs6000/crtresfpr.asm: Likewise.
10230 * config/rs6000/crtresgpr.asm: Likewise.
10231 * config/rs6000/crtresxfpr.asm: Likewise.
10232 * config/rs6000/crtresxgpr.asm: Likewise.
10233 * config/rs6000/crtsavfpr.asm: Likewise.
10234 * config/rs6000/crtsavgpr.asm: Likewise.
10235 * config/rs6000/darwin-asm.h: Likewise.
10236 * config/rs6000/darwin-fallback.c: Likewise.
10237 * config/rs6000/darwin-fpsave.asm: Likewise.
10238 * config/rs6000/darwin-ldouble.c: Likewise.
10239 * config/rs6000/darwin-tramp.asm: Likewise.
10240 * config/rs6000/darwin-unwind.h: Likewise.
10241 * config/rs6000/darwin-vecsave.asm: Likewise.
10242 * config/rs6000/darwin-world.asm: Likewise.
10243 * config/rs6000/e500crtres32gpr.asm: Likewise.
10244 * config/rs6000/e500crtres64gpr.asm: Likewise.
10245 * config/rs6000/e500crtres64gprctr.asm: Likewise.
10246 * config/rs6000/e500crtrest32gpr.asm: Likewise.
10247 * config/rs6000/e500crtrest64gpr.asm: Likewise.
10248 * config/rs6000/e500crtresx32gpr.asm: Likewise.
10249 * config/rs6000/e500crtresx64gpr.asm: Likewise.
10250 * config/rs6000/e500crtsav32gpr.asm: Likewise.
10251 * config/rs6000/e500crtsav64gpr.asm: Likewise.
10252 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
10253 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
10254 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
10255 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
10256 * config/rs6000/eabi-ci.asm: Likewise.
10257 * config/rs6000/eabi-cn.asm: Likewise.
10258 * config/rs6000/eabi.asm: Likewise.
10259 * config/rs6000/linux-unwind.h: Likewise.
10260 * config/rs6000/linux64.h: Likewise.
10261 * config/rs6000/paired.h: Likewise.
10262 * config/rs6000/paired.md: Likewise.
10263 * config/rs6000/ppc64-fp.c: Likewise.
10264 * config/rs6000/ppu_intrinsics.h: Likewise.
10265 * config/rs6000/rs6000.h: Likewise.
10266 * config/rs6000/si2vmx.h: Likewise.
10267 * config/rs6000/sol-ci.asm: Likewise.
10268 * config/rs6000/sol-cn.asm: Likewise.
10269 * config/rs6000/spe.h: Likewise.
10270 * config/rs6000/spu2vmx.h: Likewise.
10271 * config/rs6000/sysv4.h: Likewise.
10272 * config/rs6000/tramp.asm: Likewise.
10273 * config/rs6000/vec_types.h: Likewise.
10274 * config/s390/linux-unwind.h: Likewise.
10275 * config/s390/tpf-unwind.h: Likewise.
10276 * config/score/crti.asm: Likewise.
10277 * config/score/crtn.asm: Likewise.
10278 * config/sh/crt1.asm: Likewise.
10279 * config/sh/crti.asm: Likewise.
10280 * config/sh/crtn.asm: Likewise.
10281 * config/sh/divtab-sh4-300.c: Likewise.
10282 * config/sh/divtab-sh4.c: Likewise.
10283 * config/sh/divtab.c: Likewise.
10284 * config/sh/lib1funcs-4-300.asm: Likewise.
10285 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
10286 * config/sh/lib1funcs.asm: Likewise.
10287 * config/sh/lib1funcs.h: Likewise.
10288 * config/sh/linux-atomic.asm: Likewise.
10289 * config/sh/linux-unwind.h: Likewise.
10290 * config/sh/shmedia.h: Likewise.
10291 * config/sh/sshmedia.h: Likewise.
10292 * config/sh/ushmedia.h: Likewise.
10293 * config/sparc/crtfastmath.c: Likewise.
10294 * config/sparc/linux-unwind.h: Likewise.
10295 * config/sparc/sol2-c1.asm: Likewise.
10296 * config/sparc/sol2-ci.asm: Likewise.
10297 * config/sparc/sol2-cn.asm: Likewise.
10298 * config/spu/divmodti4.c: Likewise.
10299 * config/spu/divv2df3.c: Likewise.
10300 * config/spu/float_disf.c: Likewise.
10301 * config/spu/float_unsdidf.c: Likewise.
10302 * config/spu/float_unsdisf.c: Likewise.
10303 * config/spu/float_unssidf.c: Likewise.
10304 * config/spu/mfc_multi_tag_release.c: Likewise.
10305 * config/spu/mfc_multi_tag_reserve.c: Likewise.
10306 * config/spu/mfc_tag_release.c: Likewise.
10307 * config/spu/mfc_tag_reserve.c: Likewise.
10308 * config/spu/mfc_tag_table.c: Likewise.
10309 * config/spu/multi3.c: Likewise.
10310 * config/spu/spu_internals.h: Likewise.
10311 * config/spu/spu_intrinsics.h: Likewise.
10312 * config/spu/spu_mfcio.h: Likewise.
10313 * config/spu/vec_types.h: Likewise.
10314 * config/spu/vmx2spu.h: Likewise.
10315 * config/stormy16/stormy16-lib2.c: Likewise.
10316 * config/svr4.h: Likewise.
10317 * config/sync.c: Likewise.
10318 * config/v850/lib1funcs.asm: Likewise.
10319 * config/vxlib-tls.c: Likewise.
10320 * config/vxlib.c: Likewise.
10321 * config/vxworks-dummy.h: Likewise.
10322 * config/xtensa/crti.asm: Likewise.
10323 * config/xtensa/crtn.asm: Likewise.
10324 * config/xtensa/ieee754-df.S: Likewise.
10325 * config/xtensa/ieee754-sf.S: Likewise.
10326 * config/xtensa/lib1funcs.asm: Likewise.
10327 * config/xtensa/lib2funcs.S: Likewise.
10328 * config/xtensa/linux-unwind.h: Likewise.
10329 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
10330 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
10331 * coretypes.h: Likewise.
10332 * crtstuff.c: Likewise.
10333 * defaults.h: Likewise.
10334 * dwarf2.h: Likewise.
10335 * emutls.c: Likewise.
10336 * gbl-ctors.h: Likewise.
10337 * gcov-io.h: Likewise.
10338 * ginclude/float.h: Likewise.
10339 * ginclude/iso646.h: Likewise.
10340 * ginclude/stdarg.h: Likewise.
10341 * ginclude/stdbool.h: Likewise.
10342 * ginclude/stddef.h: Likewise.
10343 * ginclude/stdfix.h: Likewise.
10344 * ginclude/stdint-gcc.h: Likewise.
10345 * ginclude/tgmath.h: Likewise.
10346 * gthr-aix.h: Likewise.
10347 * gthr-dce.h: Likewise.
10348 * gthr-gnat.c: Likewise.
10349 * gthr-gnat.h: Likewise.
10350 * gthr-lynx.h: Likewise.
10351 * gthr-mipssde.h: Likewise.
10352 * gthr-nks.h: Likewise.
10353 * gthr-posix.c: Likewise.
10354 * gthr-posix.h: Likewise.
10355 * gthr-posix95.h: Likewise.
10356 * gthr-rtems.h: Likewise.
10357 * gthr-single.h: Likewise.
10358 * gthr-solaris.h: Likewise.
10359 * gthr-tpf.h: Likewise.
10360 * gthr-vxworks.h: Likewise.
10361 * gthr-win32.h: Likewise.
10362 * gthr.h: Likewise.
10363 * libgcc2.c: Likewise.
10364 * libgcc2.h: Likewise.
10365 * libgcov.c: Likewise.
10366 * tsystem.h: Likewise.
10367 * typeclass.h: Likewise.
10368 * unwind-c.c: Likewise.
10369 * unwind-compat.h: Likewise.
10370 * unwind-dw2-fde-compat.c: Likewise.
10371 * unwind-dw2-fde-darwin.c: Likewise.
10372 * unwind-dw2-fde-glibc.c: Likewise.
10373 * unwind-dw2-fde.c: Likewise.
10374 * unwind-dw2-fde.h: Likewise.
10375 * unwind-dw2.c: Likewise.
10376 * unwind-dw2.h: Likewise.
10377 * unwind-generic.h: Likewise.
10378 * unwind-pe.h: Likewise.
10379 * unwind-sjlj.c: Likewise.
10380 * unwind.inc: Likewise.
10381 * config/arm/neon-gen.ml: Change generated copyright header to
10382 refer to version 3 of the GNU General Public License with
10383 version 3.1 of the GCC Runtime Library Exception and to point
10384 readers at the COPYING3 and COPYING3.RUNTIME files and the
10385 FSF's license web page.
10386 * config/arm/arm_neon.h: Regenerate.
10388 2009-04-09 Jakub Jelinek <jakub@redhat.com>
10390 * config/cris/cris.md: Change copyright header to refer to version
10391 3 of the GNU General Public License.
10392 * doc/install.texi2html: Change copyright header to refer to version
10393 3 of the GNU General Public License and to point readers at the
10394 COPYING3 file and the FSF's license web page.
10395 * config/vax/linux.h: Likewise.
10397 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10399 * config/i386/i386.md (cmpcc): New.
10400 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
10401 (sync_compare_and_swap_cc*): Delete.
10403 * config/s390/s390.c (s390_compare_emitted): Remove.
10404 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
10405 s390_compare_emitted used to be handled. Assert that modes match.
10406 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
10407 refer to sync_compare_and_swap_ccsi.
10408 * config/s390/s390.h (s390_compare_emitted): Remove.
10409 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
10410 instead of s390_compare_emitted.
10411 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
10412 instead of s390_compare_emitted.
10413 * config/s390/s390.md (cmpcc): New.
10414 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
10415 CC_REGNUM, do not pretend it's set.
10416 (sync_compare_and_swap_cc*): Delete.
10417 * config/s390/predicates.md (cc_reg_operand): New.
10419 * expr.c (sync_compare_and_swap_cc): Delete.
10420 * optabs.h (sync_compare_and_swap_cc): Delete.
10421 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
10422 is being used with can_compare_p.
10423 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
10424 (find_cc_set): New.
10425 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
10426 look for a MODE_CC set instead. Use emit_store_flag.
10427 (expand_compare_and_swap_loop): Likewise, with some additional
10428 complication to avoid a force_reg when useless. Use
10429 emit_cmp_and_jump_insns.
10430 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
10431 * doc/md.texi (sync_compare_and_swap_cc): Merge with
10432 sync_compare_and_swap documentation.
10434 2009-04-09 Jan Hubicka <jh@suse.cz>
10436 * except.c (find_prev_try): Break out from ....
10437 (duplicate_eh_regions): ... here; properly update prev_try pointers
10438 when duplication part of tree.
10439 (dump_eh_tree): Improve dumping.
10440 (verify_eh_region): New.
10441 (verify_eh_tree): Use it.
10443 2009-04-06 Richard Guenther <rguenther@suse.de>
10445 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
10446 &ARRAY addresses by adjusting their types and prepending
10448 * tree-cfg.c (verify_gimple_assign_single): Verify that
10449 addresses are correct.
10451 2009-04-09 Richard Guenther <rguenther@suse.de>
10453 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
10454 indices into an array reference if possible.
10455 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10456 Fold POINTER_PLUS_EXPR statements with invariant address.
10458 2009-04-09 Alan Modra <amodra@bigpond.net.au>
10461 * config.gcc (powerpc64-*-linux*): Always build biarch.
10463 2009-04-09 Joseph Myers <joseph@codesourcery.com>
10466 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
10467 it and pedwarn if this results in an INTEGER_CST.
10469 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10471 * doc/install.texi: Update minimum GMP version. Remove obsolete
10472 text in MPFR section.
10474 2009-04-08 Jakub Jelinek <jakub@redhat.com>
10476 * dwarf2out.c (class_scope_p): New static inline.
10477 (class_or_namespace_scope_p): Use it.
10478 (gen_variable_die): Use DW_TAG_member tag for static data member
10479 declarations instead of DW_TAG_variable.
10481 PR middle-end/39573
10482 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
10485 2009-04-08 Richard Guenther <rguenther@suse.de>
10487 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
10488 valueize random data.
10490 2009-04-08 David Edelsohn <edelsohn@gnu.org>
10492 * config.gcc (aix tm_file): Add aix-stdint.h.
10493 (aix tm clause use_gcc_stdint): Set to wrap.
10494 * config/rs6000/aix-stdint.h: New file.
10496 2009-04-08 Richard Guenther <rguenther@suse.de>
10498 PR middle-end/36291
10499 * tree-dfa.c (add_referenced_var): Do not recurse into
10500 global initializers.
10501 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
10503 (fold_const_aggregate_ref): Likewise.
10505 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10507 * recog.c (ordered_comparison_operator): New.
10508 * gensupport.c (std_preds): Add it.
10509 * doc/md.texi (Machine-Independent Predicates): Document it.
10511 2009-04-08 Jan Hubicka <jh@suse.cz>
10513 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
10514 * function.h (rtl_eh): Remove exception_handler_label_map.
10515 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
10516 remove_exception_handler_label, for_each_eh_label_1): Remove.
10517 (rtl_remove_unreachable_regions): Remove.
10518 (convert_from_eh_region_ranges): Do not remove unreachable regions.
10519 (find_exception_handler_labels): Don't build the hashtable.
10520 (maybe_remove_eh_handler): Remove.
10521 (for_each_eh_label): Rewrite to walk the tree.
10522 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
10523 * except.h (maybe_remove_eh_handler): Remove.
10524 * passes.c (init_optimization_passes): Schedule second EH cleanup
10526 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
10527 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
10529 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10531 * genoutput.c (validate_optab_operands): New.
10532 (gen_insn, gen_expand): Call it.
10534 * genflags.c (gen_insn): Detect misused iterators.
10535 (main): Pass line_no to gen_insn, exit with status 1 on error.
10537 * genextract.c (line_no): Make global.
10538 (VEC_safe_set_locstr): Change assertion to error message.
10539 (main): Exit with status 1 on error.
10541 2009-04-08 Joseph Myers <joseph@codesourcery.com>
10545 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10546 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10547 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
10548 * c-convert.c (convert): Do not call fold on results of conversion
10549 functions when the result is a C_MAYBE_CONST_EXPR.
10550 * c-parser.c (c_parser_postfix_expression): Do not fold condition
10551 of __builtin_choose_expr.
10552 * c-typeck.c (remove_c_maybe_const_expr): New.
10553 (build_unary_op, build_conditional_expr, build_compound_expr,
10554 build_binary_op, c_objc_common_truthvalue_conversion): Call
10555 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
10558 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
10560 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
10561 CODE to produce a new one. Add a prototype to use fold_convert_const
10563 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
10566 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
10567 mix declarations and code.
10569 2009-04-08 Ben Elliston <bje@au.ibm.com>
10571 * gcc.c: Replace `CC' with `GCC' throughout.
10573 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
10575 * doc/invoke.texi: Document Atom support.
10577 2009-04-07 Jason Merrill <jason@redhat.com>
10580 * c-common.h, c-common.c: Add flag_pretty_templates.
10581 * c-opts.c (c_common_handle_option): Set it.
10582 * c.opt: Add -fno-pretty-templates.
10583 * doc/invoke.texi (C++ Dialect Options): Likewise.
10585 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
10587 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
10588 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
10589 (ia64_expand_builtin): Likewise.
10591 2009-04-07 Martin Jambor <mjambor@suse.cz>
10593 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
10594 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
10595 ADDR_EXPRS are include too.
10597 2009-04-07 Richard Guenther <rguenther@suse.de>
10599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
10600 decls are only used if passes as parameters or if they are
10601 local statics and the call is not to a builtin.
10602 (call_may_clobber_ref_p_1): Likewise.
10604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10606 * expr.c (do_store_flag): Remove last argument. Simplify code
10607 to avoid duplication of tests already done by can_compare_p.
10608 (expand_expr_real_1): Adjust caller.
10610 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10612 * optabs.c (can_compare_p): Test the predicate of a
10613 cbranch and cstore pattern.
10615 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10617 * expr.c (convert_move): Use emit_store_flag instead of
10620 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10622 * config/i386/i386.c (ix86_compare_emitted): Remove.
10623 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
10624 ix86_compare_op0 like ix86_compare_emitted used to be handled.
10625 * config/i386/i386.h (ix86_compare_emitted): Remove.
10626 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
10627 instead of ix86_compare_emitted.
10628 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
10630 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
10632 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
10633 Add t-sysroot-suffix to tmake_file.
10634 * config/print-sysroot-suffix.sh: New file.
10635 * config/t-sysroot-suffix: New file.
10637 2009-04-07 Ben Elliston <bje@au.ibm.com>
10639 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
10640 as the latter produces a warning when the target does not support
10643 2009-04-07 Ben Elliston <bje@au.ibm.com>
10645 * dfp.c: Replace type punning assignments with memcpy throughout.
10646 * Makefile.in (dfp.o-warn): Remove.
10648 2009-04-07 Alan Modra <amodra@bigpond.net.au>
10651 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
10652 Include soft-fp/t-softfp after rs6000/t-linux64.
10654 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
10656 * stor-layout.c (set_sizetype): Use the full precision of their
10657 machine mode for bitsize types.
10659 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
10661 * config/i386/i386.md: Revert 2 accidental checkins.
10663 2009-04-06 Joey Ye <joey.ye@intel.com>
10664 Xuepeng Guo <xuepeng.guo@intel.com>
10665 H.J. Lu <hongjiu.lu@intel.com>
10667 Atom pipeline model, tuning and insn selection.
10668 * config.gcc (atom): Add atom config options and target.
10670 * config/i386/atom.md: New.
10672 * config/i386/i386.c (atom_cost): New cost.
10673 (m_ATOM): New macro flag.
10674 (initial_ix86_tune_features): Set m_ATOM.
10675 (x86_accumulate_outgoing_args): Likewise.
10676 (x86_arch_always_fancy_math_387): Likewise.
10677 (processor_target): Add Atom cost.
10678 (cpu_names): Add Atom cpu name.
10679 (override_options): Set Atom ISA.
10680 (ix86_issue_rate): New case PROCESSOR_ATOM.
10681 (ix86_adjust_cost): Likewise.
10683 * config/i386/i386.h (TARGET_ATOM): New target macro.
10684 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
10685 (TARGET_OPT_AGU): New target option.
10686 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
10687 (processor_type): Add PROCESSOR_ATOM.
10689 * config/i386/i386.md (cpu): Add new value "atom".
10690 (use_carry, movu): New attr.
10691 (atom.md): Include atom.md.
10692 (adddi3_carry_rex64): Set attr "use_carry".
10693 (addqi3_carry): Likewise.
10694 (addhi3_carry): Likewise.
10695 (addsi3_carry): Likewise.
10696 (*addsi3_carry_zext): Likewise.
10697 (subdi3_carry_rex64): Likewise.
10698 (subqi3_carry): Likewise.
10699 (subhi3_carry): Likewise.
10700 (subsi3_carry): Likewise.
10701 (x86_movdicc_0_m1_rex64): Likewise.
10702 (*x86_movdicc_0_m1_se): Likewise.
10703 (x86_movsicc_0_m1): Likewise.
10704 (*x86_movsicc_0_m1_se): Likewise.
10705 (*adddi_1_rex64): Emit add insn as much as possible.
10706 (*addsi_1): Likewise.
10707 (return_internal): Set atom_unit.
10708 (return_internal_long): Likewise.
10709 (return_pop_internal): Likewise.
10710 (*rcpsf2_sse): Set atom_sse_attr attr.
10711 (*qrt<mode>2_sse): Likewise.
10712 (*prefetch_sse): Likewise.
10714 * config/i386/i386-c.c (ix86_target_macros_internal): New case
10716 (ix86_target_macros_internal): Likewise.
10718 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
10719 (*prefetch_sse_rex): Likewise.
10720 (sse_rcpv4sf2): Likewise.
10721 (sse_vmrcpv4sf2): Likewise.
10722 (sse_sqrtv4sf2): Likewise.
10723 (<sse>_vmsqrt<mode>2): Likewise.
10724 (sse_ldmxcsr): Likewise.
10725 (sse_stmxcsr): Likewise.
10726 (*sse_sfence): Likewise.
10727 (sse2_clflush): Likewise.
10728 (*sse2_mfence): Likewise.
10729 (*sse2_lfence): Likewise.
10730 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
10731 (<sse>_movup<ssemodesuffixf2c>): Likewise.
10732 (avx_movdqu<avxmodesuffix>): Likewise.
10733 (avx_lddqu<avxmodesuffix>): Likewise.
10734 (sse2_movntv2di): Change attr "type" to "ssemov".
10735 (sse2_movntsi): Likewise.
10736 (rsqrtv8sf2): Change attr "type" to "sseadd".
10737 (sse3_addsubv2df3): Set attr "atom_unit".
10738 (sse3_h<plusminus_insn>v4sf3): Likewise.
10739 (*sse2_pmaddwd): Likewise.
10740 (*vec_extractv2di_1_rex64): Likewise.
10741 (*vec_extractv2di_1_avx): Likewise.
10742 (sse2_psadbw): Likewise.
10743 (ssse3_phaddwv8hi3): Likewise.
10744 (ssse3_phaddwv4hi3): Likewise.
10745 (ssse3_phadddv4si3): Likewise.
10746 (ssse3_phadddv2si3): Likewise.
10747 (ssse3_phaddswv8hi3): Likewise.
10748 (ssse3_phaddswv4hi3): Likewise.
10749 (ssse3_phsubwv8hi3): Likewise.
10750 (ssse3_phsubwv4hi3): Likewise.
10751 (ssse3_phsubdv4si3): Likewise.
10752 (ssse3_phsubdv2si3): Likewise.
10753 (ssse3_phsubswv8hi3): Likewise.
10754 (ssse3_phsubswv4hi3): Likewise.
10755 (ssse3_pmaddubsw128): Likewise.
10756 (sse3_pmaddubsw: Likewise.
10757 (ssse3_palignrti): Likewise.
10758 (ssse3_palignrdi): Likewise.
10760 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
10762 * doc/install.texi (Specific): Fix two cross-references to MinGW.
10764 2009-04-06 Richard Guenther <rguenther@suse.de>
10766 PR tree-optimization/28868
10767 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
10768 of which PHI results we inserted.
10769 (insert_into_preds_of_block): Record inserted PHIs.
10770 (eliminate): Eliminate redundant PHI nodes.
10771 (init_pre): Init inserted_phi_names.
10773 2009-04-06 Richard Guenther <rguenther@suse.de>
10775 PR tree-optimization/39643
10776 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
10777 IMAGPART_EXPRs of complex constants.
10778 (execute_fold_all_builtins): If we folded a call queue
10779 TODO_update_address_taken.
10781 2009-04-06 Jan Hubicka <jh@suse.cz>
10783 PR middle-end/39659
10784 * except.c (remove_unreachable_regions): Propagate may_contain_throw
10787 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
10789 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
10791 (ic_invalidate_array): Likewise.
10793 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
10795 * calls.c (emit_library_call_value_1): Fix a problem with parameter
10796 alignment for library calls.
10798 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
10800 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
10801 (mingw32 tm clause use_gcc_stdint): Set to wrap.
10802 * config/i386/mingw-stdint.h: New file.
10804 2009-04-05 Richard Guenther <rguenther@suse.de>
10806 PR tree-optimization/39648
10807 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
10808 our &A vs. &A[0] IL deficiencies.
10810 2009-04-04 Jan Hubicka <jh@suse.cz>
10812 * except.c (sjlj_find_directly_reachable_regions): Be ready for
10813 removed toplevel regions.
10814 (sjlj_mark_call_sites): Likewise.
10816 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
10818 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
10819 (cygwin tm clause use_gcc_stdint): Set to wrap.
10820 * config/i386/cygwin-stdint.h: New file.
10822 2009-04-04 Richard Guenther <rguenther@suse.de>
10824 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
10825 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
10826 single-argument PHIs if we are in loop-closed SSA form.
10827 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
10828 for the pre-condition.
10829 (slpeel_tree_peel_loop_to_edge): Likewise.
10830 (vect_build_loop_niters): Take an optional sequence to append stmts.
10831 (vect_generate_tmps_on_preheader): Likewise.
10832 (vect_do_peeling_for_loop_bound): Take extra guards for the
10834 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
10835 the cost model check.
10836 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
10837 guards if we are going to peel. Do not apply versioning in that case.
10838 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
10839 (vect_do_peeling_for_loop_bound): Likewise.
10840 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
10841 loop bound only record extra pre-conditions, do not apply loop
10844 2009-04-04 Richard Guenther <rguenther@suse.de>
10846 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
10849 2009-04-04 Jan Hubicka <jh@suse.cz>
10851 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10852 last_basic_block for size of bb->index indexed array.
10853 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
10854 compute_out, link_btr_uses, build_btr_def_use_webs,
10855 build_btr_def_use_webs, migrate_btr_defs): Likewise.
10857 2009-04-04 Jan Hubicka <jh@suse.cz>
10859 * except.c (remove_eh_handler_and_replace): Break out from ...
10860 (remove_eh_handler): ... here.
10861 (bring_to_root): New function.
10862 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
10863 handled ones, bring others to root of tree.
10865 2009-04-04 Jan Hubicka <jh@suse.cz>
10867 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
10868 (all_phis_safe_to_merge): New function.
10869 (update_info): New structure.
10870 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
10871 (cleanup_empty_eh): Update SSA if possible.
10873 2009-04-04 Richard Guenther <rguenther@suse.de>
10875 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
10876 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
10877 (append_vuse): Likewise.
10879 2009-04-04 Jakub Jelinek <jakub@redhat.com>
10881 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
10882 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
10883 instead of REG_UNSAVED for DW_CFA_undefined.
10884 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
10885 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
10888 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
10891 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
10892 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
10893 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
10895 2009-04-04 Richard Guenther <rguenther@suse.de>
10897 PR tree-optimization/8781
10898 PR tree-optimization/37892
10899 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
10900 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
10901 (valueize_refs): Call it for *& valueizations.
10902 (shared_reference_ops_from_ref): Rename to ...
10903 (valueize_shared_reference_ops_from_ref): ... this and valueize.
10904 (shared_reference_ops_from_call): Rename to ...
10905 (valueize_shared_reference_ops_from_call): ... this and valueize.
10906 (vn_reference_lookup): Update.
10907 (visit_reference_op_call): Likewise.
10908 * tree-ssa-pre.c (phi_translate_1): Fold *&.
10909 (eliminate): Value-replace the call address in call statements.
10911 2009-04-04 Richard Guenther <rguenther@suse.de>
10913 PR tree-optimization/39636
10914 * tree-ssa-forwprop.c
10915 (forward_propagate_addr_into_variable_array_index): Check for
10916 GIMPLE_ASSIGN before accessing the rhs code.
10918 2009-04-03 Jason Merrill <jason@redhat.com>
10920 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
10922 2009-04-03 Steve Ellcey <sje@cup.hp.com>
10924 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
10925 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
10926 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
10927 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
10928 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
10929 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
10930 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
10931 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
10932 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
10933 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
10934 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
10935 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
10936 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
10937 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
10938 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
10939 Use fr_reg_or_fp01_operand instead of fr_register_operand
10941 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
10942 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
10943 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
10945 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
10947 PR rtl-optimization/39607
10948 PR rtl-optimization/39631
10952 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10953 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10954 instead of DF_LR_OUT.
10955 * ira-lives.c (process_bb_node_lives): Ditto.
10956 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10957 instead of DF_LR_{OUT,IN}.
10958 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10959 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10961 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
10963 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
10964 (execute_lower_omp): Always run but take the short way out if -fopenmp
10966 (gate_lower_omp): Remove, forcing the pass manager to always run the
10967 pass and always set PROP_gimple_lomp.
10968 (pass_lower_omp): Remove gate function.
10969 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
10970 PROP_trees. Instead, require it.
10971 * ipa-cp.c (pass_ipa_cp): Likewise.
10972 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
10973 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
10974 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
10975 and PROP_gimple_leh.
10977 2009-04-03 Richard Guenther <rguenther@suse.de>
10979 PR middle-end/13146
10980 PR tree-optimization/23940
10981 PR tree-optimization/33237
10982 PR middle-end/33974
10983 PR middle-end/34093
10984 PR tree-optimization/36201
10985 PR tree-optimization/36230
10986 PR tree-optimization/38049
10987 PR tree-optimization/38207
10988 PR tree-optimization/38230
10989 PR tree-optimization/38301
10990 PR tree-optimization/38585
10991 PR middle-end/38895
10992 PR tree-optimization/38985
10993 PR tree-optimization/39299
10994 * tree-ssa-structalias.h: Remove.
10995 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
10996 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
10997 (struct vuse_element_d): Remove.
10998 (struct vuse_vec_d): Likewise.
10999 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
11000 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
11001 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
11002 VUSE_ELEMENT_VAR): Likewise.
11003 (struct voptype_d): Likewise.
11004 (NUM_VOP_FREE_BUCKETS): Likewise.
11005 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
11006 (struct stmt_operands_d): Remove.
11007 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
11008 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
11009 VDEF_NUM, VDEF_VECT): Likewise.
11010 (copy_virtual_operands): Remove.
11011 (operand_build_cmp): Likewise.
11012 (create_ssa_artificial_load_stmt): Likewise.
11013 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
11014 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
11015 vuse_index and mayuse_index members. Pack and move done and iter_type
11016 members to the front.
11017 (SSA_OP_VMAYUSE): Remove.
11018 (SSA_OP_VIRTUAL_USES): Adjust.
11019 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
11020 (unlink_stmt_vdef): Declare.
11021 (add_to_addressable_set): Remove.
11022 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
11023 (vrp_visit_stmt): Likewise.
11024 * doc/tree-ssa.texi (Alias analysis): Update.
11025 * doc/invoke.texi (max-aliased-vops): Remove docs.
11026 (avg-aliased-vops): Likewise.
11027 * tree-into-ssa.c (syms_to_rename): Remove.
11028 (need_to_update_vops_p): Likewise.
11029 (need_to_initialize_update_ssa_p): Rename to ...
11030 (update_ssa_initialized_fn): ... this. Track function we are
11032 (symbol_marked_for_renaming): Simplify.
11033 (add_new_name_mapping): Do not set need_to_update_vops_p.
11034 (dump_currdefs): Use SYMS_TO_RENAME.
11035 (rewrite_update_stmt): Always walk all uses/defs.
11036 (dump_update_ssa): Adjust.
11037 (init_update_ssa): Take function argument. Track what we are
11039 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11040 (create_new_def_for): Initialize for cfun, assert we are initialized
11042 (mark_sym_for_renaming): Simplify.
11043 (mark_set_for_renaming): Do not initialize update-ssa.
11044 (need_ssa_update_p): Simplify. Take function argument.
11045 (name_mappings_registered_p): Assert we ask for the correct function.
11046 (name_registered_for_update_p): Likewise.
11047 (ssa_names_to_replace): Likewise.
11048 (release_ssa_name_after_update_ssa): Likewise.
11049 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11050 (dump_decl_set): Do not print a newline.
11051 (debug_decl_set): Do it here.
11052 (dump_update_ssa): And here.
11053 * tree-ssa-loop-im.c (move_computations): Adjust.
11054 (movement_possibility): Likewise.
11055 (determine_max_movement): Likewise.
11056 (gather_mem_refs_stmt): Likewise.
11057 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11058 or NAME_MEMORY_TAG.
11059 * tree-complex.c (update_all_vops): Remove.
11060 (expand_complex_move): Adjust.
11061 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11062 Simplify test for memory referencing statement. Exclude
11063 non-invariant ADDR_EXPRs.
11064 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11065 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11066 (rdg_flag_uses): Likewise.
11067 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11069 (tree_optimize_tail_calls_1): Also split the
11070 edge from the entry block if we have degenerate PHI nodes in
11071 the first basic block.
11072 * tree.c (init_ttree): Remove memory-tag related code.
11073 (tree_code_size): Likewise.
11074 (tree_node_structure): Likewise.
11075 (build7_stat): Re-write to be build6_stat.
11076 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11077 (SSA_VAR_P): Adjust.
11078 (struct tree_memory_tag): Remove.
11079 (struct tree_memory_partition_tag): Likewise.
11080 (union tree_node): Adjust.
11081 (build7): Re-write to be build6.
11082 * tree-pass.h (pass_reset_cc_flags): Remove.
11083 (TODO_update_address_taken): New flag.
11084 (pass_simple_dse): Remove.
11085 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11086 * params.h (MAX_ALIASED_VOPS): Remove.
11087 (AVG_ALIASED_VOPS): Likewise.
11088 * omp-low.c (expand_omp_taskreg): Update SSA form.
11089 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11090 aliases the lhs in a copy stmt.
11091 * tree-ssa-dse.c (struct address_walk_data): Remove.
11092 (memory_ssa_name_same): Likewise.
11093 (memory_address_same): Likewise.
11094 (get_kill_of_stmt_lhs): Likewise.
11095 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11096 unused stores. Look through PHI nodes into post-dominated regions.
11097 (dse_optimize_stmt): Simplify. Properly remove stores.
11098 (tree_ssa_dse): Compute dominators.
11099 (execute_simple_dse): Remove.
11100 (pass_simple_dse): Likewise.
11101 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11102 gimple_loaded_syms and gimple_stored_syms computation.
11103 * toplev.c (dump_memory_report): Dump alias and pta stats.
11104 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11105 (vn_reference_eq): Likewise.
11106 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11107 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11108 valueize_vuses): Remove.
11109 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11110 (get_def_ref_stmt_vuse): ... this.
11111 (vn_reference_lookup_2): New function.
11112 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11113 walking equivalent vuses. Simplify.
11114 (vn_reference_lookup): Likewise.
11115 (vn_reference_insert): Likewise.
11116 (vn_reference_insert_pieces): Likewise.
11117 (visit_reference_op_call): Simplify.
11118 (visit_reference_op_load): Likewise.
11119 (visit_reference_op_store): Likewise.
11120 (init_scc_vn): Remove shared_lookup_vuses initialization.
11121 (free_scc_vn): Remove shared_lookup_vuses freeing.
11122 (sort_vuses, sort_vuses_heap): Remove.
11123 (get_ref_from_reference_ops): Export.
11124 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
11125 vector with single vuse pointer.
11126 (vn_reference_lookup_pieces, vn_reference_lookup,
11127 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
11128 (shared_vuses_from_stmt): Remove.
11129 (get_ref_from_reference_ops): Declare.
11130 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
11131 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11132 memory-tag related code.
11133 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
11134 (likely_value): Add comment, skip static-chain of call statements.
11135 (surely_varying_stmt_p): Adjust.
11136 (gimplify_and_update_call_from_tree): Likewise.
11137 (execute_fold_all_builtins): Do not rebuild alias info.
11138 (gimplify_and_update_call_from_tree): Properly update VOPs.
11139 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
11140 (copy_ref_info): Remove memory-tag related code.
11141 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
11142 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
11143 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
11145 * tree-ssa-dom.c (gimple_p): Remove typedef.
11146 (eliminate_redundant_computations): Adjust.
11147 (record_equivalences_from_stmt): Likewise.
11148 (avail_expr_hash): Likewise.
11149 (avail_expr_eq): Likewise.
11150 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
11151 (stmt_makes_single_load): Likewise.
11152 (stmt_makes_single_store): Likewise.
11153 * tree-ssa-alias.c: Rewrite completely.
11154 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
11155 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
11156 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
11157 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
11158 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
11159 Remove public functions.
11160 (pass_reset_cc_flags): Remove.
11161 (pass_build_alias): Move ...
11162 * tree-ssa-structalias.c (pass_build_alias): ... here.
11163 * tree-ssa-alias.c (may_be_aliased): Move ...
11164 * tree-flow-inline.h (may_be_aliased): ... here.
11165 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
11166 count_uses_and_derefs): Move ...
11167 * gimple.c: ... here.
11168 * gimple.h (count_uses_and_derefs): Declare.
11169 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
11170 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
11171 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
11172 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
11173 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
11174 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
11175 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
11177 * tree-dfa.c (refs_may_alias_p): Move ...
11178 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
11179 * tree-ssa-alias.h: New file.
11180 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
11181 (statement_sink_location): Likewise.
11182 * opts.c (decode_options): Do not adjust max-aliased-vops or
11183 avg-aliased-vops values.
11184 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
11185 (TV_CALL_CLOBBER): Likewise.
11186 (TV_FLOW_SENSITIVE): Likewise.
11187 (TV_FLOW_INSENSITIVE): Likewise.
11188 (TV_MEMORY_PARTITIONING): Likewise.
11189 (TV_ALIAS_STMT_WALK): New timevar.
11190 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
11191 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
11192 (get_address_description): Remove memory-tag related code.
11193 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
11194 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
11195 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
11196 and immediate uses in statements. Document.
11197 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
11198 (dump_symbols): Remove.
11199 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
11200 * alias.c (get_deref_alias_set): New function split out from ...
11201 (get_alias_set): ... here.
11202 * alias.h (get_deref_alias_set): Declare.
11203 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
11204 type parameter. Remove restrict pointer handling. Create a
11205 ref-all pointer in case type-based alias sets do not conflict.
11206 (vect_analyze_data_refs): Remove SMT related code.
11207 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
11208 (vectorizable_load): Likewise.
11209 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
11210 (DR_SYMBOL_TAG, DR_VOPS): Remove.
11211 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
11212 Ignore vops and SMTs.
11213 (dr_analyze_alias): Likewise..
11214 (free_data_ref): Likewise.
11215 (create_data_ref): Likewise.
11216 (analyze_all_data_dependences): Likewise.
11217 (get_references_in_stmt): Adjust.
11218 * tree-flow-inline.h (gimple_aliases_computed_p,
11219 gimple_addressable_vars, gimple_call_clobbered_vars,
11220 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
11221 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
11222 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
11223 gimple_mem_ref_stats): Remove.
11224 (gimple_vop): New function.
11225 (op_iter_next_use): Remove vuses and mayuses cases.
11226 (op_iter_next_def): Remove vdefs case.
11227 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
11228 (clear_and_done_ssa_iter): Do not set removed fields.
11229 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
11230 Assert we are not iterating over vuses or vdefs if not also
11231 iterating over uses or defs.
11232 (op_iter_init_use): Likewise.
11233 (op_iter_init_def): Likewise.
11234 (op_iter_next_vdef): Remove.
11235 (op_iter_next_mustdef): Likewise.
11236 (op_iter_init_vdef): Likewise.
11237 (compare_ssa_operands_equal): Likewise.
11238 (link_use_stmts_after): Handle vuse operand.
11239 (is_call_used): Use is_call_clobbered.
11240 (is_call_clobbered): Global variables are always call clobbered,
11241 query the call-clobbers bitmap.
11242 (mark_call_clobbered): Ignore global variables.
11243 (clear_call_clobbered): Likewise.
11244 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
11245 virtual operands sanity check.
11246 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
11248 (TARGET_MEM_REF): Remove TMR_TAG operand.
11249 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
11250 Remove call-clobber related code.
11251 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
11252 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
11253 partitions or escape reason.
11254 (get_single_def_stmt, get_single_def_stmt_from_phi,
11255 get_single_def_stmt_with_phi): Remove.
11256 (dump_referenced_vars): Tidy.
11257 (get_ref_base_and_extent): Allow bare decls.
11258 (collect_dfa_stats): Adjust.
11259 * graphite.c (rename_variables_in_stmt): Adjust.
11260 (graphite_copy_stmts_from_block): Likewise.
11261 (translate_clast): Likewise.
11262 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
11264 (translate_vuse_through_block): Use the oracle.
11265 (phi_translate_1): Adjust.
11266 (value_dies_in_block_x): Use the oracle. Cache the outcome
11268 (valid_in_sets): Check if the VUSE for
11269 a REFERENCE is available.
11270 (eliminate): Do not remove stmts during elimination,
11271 instead queue and remove them afterwards.
11272 (do_pre): Do not rebuild alias info.
11273 (pass_pre): Run TODO_rebuild_alias before PRE.
11274 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
11275 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
11276 (mark_all_v_defs_stmt): Remove.
11277 (mark_all_v_defs_seq): Adjust.
11278 (sra_replace): Likewise.
11279 (scalarize_use): Likewise.
11280 (scalarize_copy): Likewise.
11281 (scalarize_init): Likewise.
11282 (scalarize_ldst): Likewise.
11283 (todoflags): Remove.
11284 (tree_sra): Do not rebuild alias info.
11285 (tree_sra_early): Adjust.
11286 (pass_sra): Run TODO_update_address_taken before SRA.
11287 * tree-predcom.c (set_alias_info): Remove.
11288 (prepare_initializers_chain): Do not call it.
11289 (mark_virtual_ops_for_renaming): Adjust.
11290 (mark_virtual_ops_for_renaming_list): Remove.
11291 (initialize_root_vars): Adjust.
11292 (initialize_root_vars_lm): Likewise.
11293 (prepare_initializers_chain): Likewise.
11294 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
11295 (may_propagate_copy_into_stmt): Likewise.
11296 (merge_alias_info): Do nothing for now.
11297 (propagate_tree_value_into_stmt): Adjust.
11298 (stmt_may_generate_copy): Likewise.
11299 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
11300 not mark symbols for renaming.
11301 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
11302 with the same statement, make sure to update the new pointed-to one.
11303 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
11304 call statements, do not mark symbols for renaming.
11305 (mark_operand_necessary): Dump something.
11306 (ref_may_be_aliased): New function.
11307 (mark_aliased_reaching_defs_necessary_1): New helper function.
11308 (mark_aliased_reaching_defs_necessary): Likewise.
11309 (mark_all_reaching_defs_necessary_1): Likewise.
11310 (mark_all_reaching_defs_necessary): Likewise.
11311 (propagate_necessity): Do not process virtual PHIs. For
11312 non-aliased loads mark all reaching definitions as necessary.
11313 For aliased loads and stores mark the immediate dominating
11314 aliased clobbers as necessary.
11315 (visited): New global static.
11316 (perform_tree_ssa_dce): Free visited bitmap after propagating
11318 (remove_dead_phis): Perform simple dead virtual PHI removal.
11319 (remove_dead_stmt): Properly unlink virtual operands when
11321 (eliminate_unnecessary_stmts): Schedule PHI removal after
11323 * tree-ssa-ter.c (is_replaceable_p): Adjust.
11324 (process_replaceable): Likewise.
11325 (find_replaceable_in_bb): Likewise.
11326 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
11327 based on the single gimple vop.
11328 (verify_flow_insensitive_alias_info): Remove.
11329 (verify_flow_sensitive_alias_info): Likewise.
11330 (verify_call_clobbering): Likewise.
11331 (verify_memory_partitions): Likewise.
11332 (verify_alias_info): Likewise.
11333 (verify_ssa): Adjust..
11334 (execute_update_addresses_taken): Export. Update SSA
11335 manually. Optimize only when optimizing. Use a local bitmap.
11336 (pass_update_address_taken): Remove TODO_update_ssa, add
11338 (pass_update_address_taken): Just use TODO_update_address_taken.
11339 (init_tree_ssa): Do not initialize addressable_vars.
11340 (verify_ssa): Verify new VUSE / VDEF properties.
11341 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
11342 Do not call verify_alias_info.
11343 (delete_tree_ssa): Clear the VUSE, VDEF operands.
11344 Do not free the loaded and stored syms bitmaps. Reset the escaped
11345 and callused solutions. Do not free addressable_vars.
11346 Remove memory-tag related code.
11347 (warn_uninitialized_var): Aliases are always available.
11348 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
11349 * lambda-code.c (can_put_in_inner_loop): Adjust.
11350 (can_put_after_inner_loop): Likewise.
11351 (perfect_nestify): Likewise.
11352 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
11353 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
11354 (vectorizable_conversion): Do not mark symbols for renaming.
11355 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
11356 (expand_call_inline): Unlink the calls virtual operands before
11358 (tree_function_versioning): Do not call update_ssa if we are not
11359 updating clones. Simplify.
11360 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
11361 (propagate_with_phi): Likewise..
11362 * tree-outof-ssa.c (create_temp): Remove memory tag and call
11363 clobber code. Assert we are not aliased or global.
11364 * tree-flow.h: Include tree-ssa-alias.h
11365 (enum escape_type): Remove.
11366 (struct mem_sym_stats_d): Likewise.
11367 (struct mem_ref_stats_d): Likewise.
11368 (struct gimple_df): Add vop member. Remove global_var,
11369 call_clobbered_vars, call_used_vars, addressable_vars,
11370 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
11371 escaped and callused members.
11372 (struct ptr_info_def): Remove all members, add points-to solution
11374 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
11375 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
11376 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
11377 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
11378 (tree-ssa-alias.o): Likewise.
11379 (toplev.o): Add tree-ssa-alias.h
11380 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
11381 * gimple.c (gimple_set_bb): Fix off-by-one error.
11382 (is_gimple_reg): Do not handle memory tags.
11383 (gimple_copy): Also copy virtual operands.
11384 Delay updating the statement. Do not reset loaded and stored syms.
11385 (gimple_set_stored_syms): Remove.
11386 (gimple_set_loaded_syms): Likewise.
11387 (gimple_call_copy_skip_args): Copy the virtual operands
11388 and mark the new statement modified.
11389 * tree-ssa-structalias.c (may_alias_p): Remove.
11390 (set_uids_in_ptset): Take the alias set to prune with as
11391 parameter. Fold in the alias test of may_alias_p.
11392 (compute_points_to_sets): Compute whether a ptr is dereferenced
11393 in a local sbitmap.
11394 (process_constraint): Deal with &ANYTHING on the lhs, reject all
11395 other ADDRESSOF constraints on the lhs.
11396 (get_constraint_for_component_ref): Assert that we don't get
11397 ADDRESSOF constraints from the base of the reference.
11398 Properly generate UNKNOWN_OFFSET for DEREF if needed.
11399 (struct variable_info): Remove collapsed_to member.
11400 (get_varinfo_fc): Remove.
11401 (new_var_info): Do not set collapsed_to.
11402 (dump_constraint): Do not follow cycles.
11403 (dump_constraint_graph): Likewise.
11404 (build_pred_graph): Likewise.
11405 (build_succ_graph): Likewise.
11406 (rewrite_constraints): Likewise.
11407 (do_simple_structure_copy): Remove.
11408 (do_rhs_deref_structure_copy): Remove.
11409 (do_lhs_deref_structure_copy): Remove.
11410 (collapse_rest_of_var): Remove.
11411 (do_structure_copy): Re-implement.
11412 (pta_stats): New global variable.
11413 (dump_pta_stats): New function.
11414 (struct constraint_expr): Make offset signed.
11415 (UNKNOWN_OFFSET): Define special value.
11416 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
11417 (solution_set_expand): New helper function split out from ...
11418 (do_sd_constraint): ... here.
11419 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
11420 (do_ds_constraint): Likewise.
11421 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
11422 and CALLUSED = *CALLUSED.
11423 (set_union_with_increment): Make inc argument signed.
11424 (type_safe): Remove.
11425 (get_constraint_for_ptr_offset): Handle unknown and negative
11427 (first_vi_for_offset): Handle offsets before start. Bail
11428 out early for offsets beyond the variable extent.
11429 (first_or_preceding_vi_for_offset): New function.
11430 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
11431 Together with ESCAPED = *ESCAPED this properly computes reachability.
11432 (find_what_var_points_to): New function.
11433 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
11434 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
11435 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
11436 pt_solutions_intersect): New functions.
11437 (compute_call_used_vars): Remove.
11438 (compute_may_aliases): New main entry into PTA computation.
11439 * gimple.h (gimple_p): New typedef.
11440 (struct gimple_statement_base): Remove references_memory_p.
11441 (struct gimple_statement_with_memory_ops_base): Remove
11442 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
11444 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
11445 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
11446 gimple_set_references_memory): Remove.
11447 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
11448 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
11450 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
11451 (verify_expr): Allow RESULT_DECL.
11452 (gimple_duplicate_bb): Do not copy virtual operands.
11453 (gimple_duplicate_sese_region): Adjust.
11454 (gimple_duplicate_sese_tail): Likewise.
11455 (mark_virtual_ops_in_region): Remove.
11456 (move_sese_region_to_fn): Do not call it.
11457 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
11458 and pass_simple_dse.
11459 (execute_function_todo): Handle TODO_update_address_taken,
11460 call execute_update_addresses_taken for TODO_rebuild_alias.
11461 (execute_todo): Adjust.
11462 (execute_one_pass): Init dump files early.
11463 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
11465 (create_general_new_stmt): Clear vops.
11466 * tree-ssa-reassoc.c (get_rank): Adjust.
11467 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
11468 symbols for renaming.
11469 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
11470 (PARAM_AVG_ALIASED_VOPS): Likewise.
11471 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
11472 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
11473 * tree-ssa-operands.c: Simplify for new virtual operand representation.
11474 (operand_build_cmp, copy_virtual_operands,
11475 create_ssa_artificial_load_stmt, add_to_addressable_set,
11476 gimple_add_to_addresses_taken): Remove public functions.
11477 (unlink_stmt_vdef): New function.
11479 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11481 * config.gcc (powerpc-*-linux*): Merge variants.
11483 2009-04-02 Chao-ying Fu <fu@mips.com>
11484 James Grosbach <james.grosbach@microchip.com>
11486 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
11487 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
11489 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
11490 keep_interrupts_masked_p, use_debug_exception_return_p.
11491 (mips_attribute_table): Add interrupt, use_shadow_register_set,
11492 keep_interrupts_masked, use_debug_exception_return.
11493 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
11494 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
11496 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
11497 (mips_print_operand): Process COP0 registers to print $0 .. $31
11498 correctly for GAS to process.
11499 (mips_interrupt_extra_call_saved_reg_p): New function.
11500 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
11502 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
11503 (mips_compute_frame_info): Add supports for interrupt context that
11504 includes doubleword accumulators and COP0 registers.
11505 (mips_for_each_saved_acc): New function.
11506 (mips_for_each_saved_gpr_and_fpr): Change the function name from
11507 mips_for_each_saved_reg.
11508 (mips_save_reg): Save accumulators.
11509 (mips_kernel_reg_p): A new for_each_rtx callback.
11510 (mips_expand_prologue): Support interrupt handlers.
11511 (mips_restore_reg): Restore accumulators.
11512 (mips_expand_epilogue): Support interrupt handlers.
11513 (mips_can_use_return_insn): Return false for interrupt handlers.
11514 (mips_epilogue_uses): New function.
11515 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
11516 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
11517 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
11518 cop0_move): New instructions.
11519 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
11520 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
11522 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
11524 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
11525 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
11526 interrupt handlers, we use K0 as the temporary register.
11527 (EPILOGUE_USES): Change to a function call.
11528 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
11529 handlers, we use K0 as the temporary register.
11531 * doc/extend.texi (Function Attributes): Document interrupt,
11532 use_shadow_register_set, keep_interrupts_masked,
11533 use_debug_exception_return for MIPS attributes.
11535 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11537 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
11538 Remove a number of t-files from tmake_file.
11539 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
11540 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
11541 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
11542 target_prototype, not TARGET_PROTOTYPE.
11543 (LINK_OS_GNU_SPEC): Define.
11544 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
11545 and darwin-ldoubdle.c.
11547 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11550 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
11551 (cpp_options): Ditto.
11552 (default_compilers): Ditto.
11553 (display_help): Ditto.
11554 (process_command): Ditto.
11555 (do_spec_1): Ditto.
11556 (set_input): Use lbasename instead of duplicate code.
11557 (save_temps_prefix): New static for -save-temps=obj.
11558 (save_temps_length): Ditto.
11560 * doc/invoke.texi (-save-temps=obj): Document new variant to
11561 -save-temps switch.
11563 2009-04-02 Jeff Law <law@redhat.com>
11565 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
11568 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11570 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
11571 * configure: Regenerated.
11573 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11575 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
11576 share the argument list.
11578 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11582 2009-02-12 Diego Novillo <dnovillo@google.com>
11584 * varpool.c (debug_varpool): New.
11585 * cgraph.h (debug_varpool): Declare.
11587 2009-04-02 Jan Hubicka <jh@suse.cz>
11589 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
11592 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11594 * config/i386/i386.c (ix86_abi): Move initialization to ...
11595 (override_options): Here.
11597 2009-04-02 Christian Bruel <christian.bruel@st.com>
11599 * config/sh/sh.c (sh_dwarf_register_span): New function.
11600 (TARGET_DWARF_REGISTER_SPAN): Define.
11601 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
11603 2009-04-02 Ira Rosen <irar@il.ibm.com>
11605 PR tree-optimization/39595
11606 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
11607 interleaved loads group is not greater than the SLP group size.
11609 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11611 * builtins.c (is_builtin_name): New.
11612 (called_as_built_in): Use is_builtin_name.
11613 * tree.h (is_builtin_name): New.
11614 * varasm.c (incorporeal_function_p): Use is_builtin_name
11616 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
11618 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
11620 2009-04-02 Dodji Seketeli <dodji@redhat.com>
11623 * c-decl.c (clone_underlying_type): Move this ...
11624 * c-common.c (set_underlying_type): ... here.
11625 Also, make sure the function properly sets TYPE_STUB_DECL() on
11626 the newly created typedef variant type.
11627 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
11628 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
11631 2009-04-02 Richard Guenther <rguenther@suse.de>
11633 PR tree-optimization/37221
11634 * tree-flow.h (degenerate_phi_result): Declare.
11635 * tree-ssa-dom.c (degenerate_phi_result): Export.
11636 * tree-scalar-evolution.c (analyze_initial_condition): If
11637 the initial condition is defined by a degenerate PHI node
11638 use the degenerate value.
11640 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
11642 PR rtl-optimization/39588
11643 * combine.c (merge_outer_ops): Do not set the constant when this
11645 (simplify_shift_const_1): Do not modify it either in this case.
11647 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
11649 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
11650 tuning is deprecated if -mtune value is set to an Itanium1 variant.
11652 2009-04-01 Janis Johnson <janis187@us.ibm.com>
11655 * c-lex.c (interpret_float): Default (no suffix) is double.
11657 2009-04-1 Xinliang David Li <davidxl@google.com>
11659 * config/i386/i386.c (legitimate_constant_p): Recognize
11660 all one vector constant.
11662 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11664 * config/vax/vax.c: Add #includes to silence warnings.
11665 Change #include order to silence two warnings.
11667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11669 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
11670 (ASM_SPEC): Pass -k to the assembler for PIC code.
11672 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11674 * config.gcc: Add vax-*-linux* to the switch.
11675 * config/vax/linux.h: New file. (TARGET_VERSION,
11676 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
11678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11680 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
11681 Use predicate macros instead of GET_CODE() == foo.
11682 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
11683 ashlsi3, rotrsi3, <unnamed>): Likewise.
11685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11687 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
11688 jbbccihi, jbbccisi): Remova trailing whitespace.
11689 * config/vax/constraints.md: Likewise.
11690 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11691 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
11692 * config/vax/predicates.md: Likewise.
11693 * config/vax/vax.c (print_operand_address, vax_output_int_move,
11694 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
11695 * config/vax/vax.h: Likewise.
11696 * config/vax/vax.md (nonlocal_goto): Likewise.
11698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11700 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
11701 (indirectable_address_p, adjacent_operands_p): Add spaces around
11703 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
11705 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11707 * config/vax/vax.c (legitimate_constant_address_p,
11708 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
11709 index_term_p, reg_plus_index_p, legitimate_address_p,
11710 vax_mode_dependent_address_p): Update comments to match functions
11711 modified by the recent int->bool conversion.
11713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11715 * config/vax/builtins.md: Update copyright message.
11716 * config/vax/constraints.md: Likewise.
11717 * config/vax/netbsd-elf.h: Likewise.
11718 * config/vax/predicates.md: Likewise.
11719 * config/vax/vax-protos.h: Likewise.
11720 * config/vax/vax.c: Likewise.
11721 * config/vax/vax.h: Likewise.
11722 * config/vax/vax.md: Likewise.
11723 * config/vax/vax.opt: Likewise.
11725 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11727 * config/vax/builtins.md (ffssi2, ffssi2_internal,
11728 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
11729 * config/vax/constraints.md (B, R): Likewise.
11730 * config/vax/predicates.md (external_memory_operand,
11731 nonimmediate_addsub_di_operand): Likewise.
11732 * config/vax/vax.c (vax_output_int_add): Likewise.
11733 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
11734 untyped_call): Likewise.
11736 2009-04-01 Matt Thomas <matt@3am-software.com>
11738 * config/vax/predicates.md: New file.
11739 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
11740 external_const_operand, nonsymbolic_operand, external_memory_operand,
11741 indirect_memory_operand, indexed_memory_operand,
11742 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
11743 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
11745 * config/vax/constraints.md: New file.
11746 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
11748 * config/vax/builtins.md: New file.
11749 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
11750 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
11752 * config/vax/vax.opt (mqmath): Add option.
11753 * config/vax/vax.md (isfx): Extend with DI.
11754 (VAXintQH, VAXintQHSD): Define.
11755 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
11756 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
11757 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
11758 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
11759 (movdi): Update constraints and use vax_output_int_move().
11760 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
11761 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
11762 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
11763 nonlocal_goto): New.
11764 (mov<mode>): Extend accepted operand types.
11765 (subdi3_old): Rename from subdi3, change update constraints and use
11766 a new implementation.
11767 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
11768 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
11769 MOVE_RATIO, CLEAR_RATIO): Define.
11770 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
11771 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
11772 (PRINT_OPERAND): Redefine using a function instead of inlined code.
11773 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
11774 (split_quadword_operands): Make static and really allow variable
11776 (print_operand_address): Update for PIC generation.
11777 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
11778 indexable_address_p, fixup_mathdi_operand,
11779 vax_expand_addsub_di_operands, adjacent_operands_p): New.
11780 (vax_float_literal, legitimate_constant_p,
11781 indirectable_constant_address_p, index_term_p,
11782 reg_plus_index_p): Return bool instead of int.
11783 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
11785 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
11787 (vax_output_conditional_branch): Indent.
11788 (legitimate_constant_address_p, indirectable_constant_address_p,
11789 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
11790 vax_mode_dependent_address_p): Return bool instead of int, update for
11792 * config/vax/vax-protos.h (legitimate_constant_address_p,
11793 legitimate_constant_p, legitimate_address_p,
11794 vax_mode_dependent_address_p): Change declaration to bool.
11795 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
11796 vax_expand_addsub_di_operands, vax_output_int_subtract,
11797 vax_output_movmemsi): Declare.
11798 (split_quadword_operands, vax_float_literal): Delete declaration.
11799 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
11800 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
11801 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
11802 ASM_OUTPUT_DWARF_PCREL): Define.
11803 (ASM_SPEC): Change definition to allow PIC generation.
11805 2009-04-01 Steve Ellcey <sje@cup.hp.com>
11807 * doc/sourcebuild.texi: Update front-end requirements.
11809 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11812 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
11813 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
11814 (booldi3_internal3): Use boolean_or_operator instead of
11817 2009-04-01 Joseph Myers <joseph@codesourcery.com>
11820 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
11821 declarator whose size is not an integer constant expression but
11822 folds to an integer constant, then treat it as a constant
11825 2009-04-01 Richard Guenther <rguenther@suse.de>
11827 * fold-const.c (fold_plusminus_mult_expr): Do not fold
11828 i * 4 + 2 to (i * 2 + 1) * 2.
11830 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11833 * c-parser.c (c_parser_asm_statement): Skip until close paren and
11834 return if c_parser_asm_string_literal returned NULL.
11836 2009-04-01 Nick Clifton <nickc@redhat.com>
11838 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
11840 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
11841 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
11842 other typedefs to avoid conflicts with libgcc2.c. Define labels
11843 to gain 16-bit bit-manipulation functions from libgcc2.c and then
11845 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
11846 to gain 16-bit trapping arithmetic functions from libgcc2.c and
11849 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
11851 * varasm.c (default_function_rodata_section): Declare DOT as
11854 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
11855 Andrey Galkin <agalkin@hypercom.com>
11858 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
11859 Make object_name unique for each process.
11861 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11864 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
11865 addressable variables in the parallel that could go out of scope while
11866 running queued tasks.
11868 2009-04-01 Anatoly Sokolov <aesok@post.ru>
11870 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
11871 (CASE_VALUES_THRESHOLD): Redefine.
11872 * config/avr/avr.c (avr_override_options): Remove initialization of
11873 avr_case_values_threshold variable.
11874 (avr_case_values_threshold): Remove variable. Add new function.
11875 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
11876 * config/avr/avr.opt (mno-tablejump): Remove option.
11877 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
11879 2009-04-01 DJ Delorie <dj@redhat.com>
11881 * varasm.c (default_function_rodata_section): Don't assume
11882 anything about where the first '.' in the section name is.
11884 2009-04-01 Alan Modra <amodra@bigpond.net.au>
11886 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
11887 rs6000_emit_stack_tie.
11889 2009-03-31 Ian Lance Taylor <iant@google.com>
11891 * tree-eh.c (tree_remove_unreachable_handlers): Compare
11892 gimple_code with GIMPLE_RESX, not RESX.
11894 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11896 * c-common.c (c_get_ident): New.
11897 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
11899 2009-04-01 Ben Elliston <bje@au.ibm.com>
11901 * config/rs6000/sysv4.opt (msdata): Improve option description.
11903 2009-03-31 Steve Ellcey <sje@cup.hp.com>
11905 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
11906 (divdf3_internal_lat): Remove.
11907 (divxf3_internal_lat): Remove.
11908 (divxf3_internal_thr): Remove.
11909 (divxf): Use divxf3_internal.
11910 * config/ia64/div.md (divsf3_internal_lat): New.
11911 (divdf3_internal_lat): New.
11912 (divxf3_internal): New.
11914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11917 * Makefile.in (USE_GCC_STDINT): Define.
11918 (stmp-int-hdrs): Install stdint.h if applicable.
11919 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
11921 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
11922 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
11923 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11924 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11925 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11926 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11927 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11928 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11929 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11930 (c_common_nodes_and_builtins): Initialize
11931 underlying_wchar_type_node. Do not initialize
11932 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
11933 nodes for new types.
11934 (c_stddef_cpp_builtins): Define macros for new types.
11935 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
11937 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
11938 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
11939 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
11940 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
11941 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
11942 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
11943 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
11944 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
11945 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
11946 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
11947 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
11948 int16_type_node, int32_type_node, int64_type_node,
11949 uint8_type_node, uint16_type_node, c_uint32_type_node,
11950 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
11951 int_least32_type_node, int_least64_type_node,
11952 uint_least8_type_node, uint_least16_type_node,
11953 uint_least32_type_node, uint_least64_type_node,
11954 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
11955 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
11956 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
11957 uintptr_type_node): Define.
11958 * c-cppbuiltin.c (builtin_define_constants,
11959 builtin_define_type_minmax): New.
11960 (builtin_define_stdint_macros): Define more macros.
11961 (c_cpp_builtins): Define more limit macros.
11962 (type_suffix): New.
11963 (builtin_define_type_max): Define in terms of
11964 builtin_define_type_minmax. Remove is_long parameter. All
11966 * config.gcc (use_gcc_stdint): Define.
11967 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
11968 Add newlib-stdint.h for generic targets.
11969 * config/glibc-stdint.h, config/newlib-stdint.h,
11970 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
11971 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
11972 * config/score/score.h (UINTPTR_TYPE): Define.
11973 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11974 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11975 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11976 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11977 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11978 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11979 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11980 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11981 * config/spu/spu.h (STDINT_LONG32): Define.
11982 * configure.ac (use_gcc_stdint): Substitute.
11983 * configure: Regenerate.
11984 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
11985 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
11986 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
11987 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
11988 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
11989 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
11990 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
11991 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
11992 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
11993 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
11994 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
11995 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
11996 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
11997 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
11998 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
11999 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
12000 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
12001 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
12002 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
12003 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
12004 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
12005 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
12006 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12007 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12008 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12009 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12010 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12011 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12012 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
12014 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
12016 * loop-iv.c (suitable_set_for_replacement): Renamed from
12017 simplify_using_assignment; changed to return bool and to accept new
12018 args DEST and SRC. Return true iff we find a source/destination pair
12019 that can be used to make a replacement, and fill SRC and DEST if so.
12020 Remove arg ALTERED. Don't deal with altered regs here. All callers
12022 (simplify_using_initial_values): Deal with altered regs here and track
12023 more precisely the effect they have on the validity of our expression.
12025 * loop-iv.c (simplify_using_condition): A condition of the form
12026 (EQ REG CONST) can be used to simply make a substitution.
12027 (simplify_using_initial_values): Keep track of conditions we have seen
12028 and keep using them to simplify new expressions, while applying the
12029 same substitutions to them as to the expression.
12031 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12032 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12035 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12036 changed. Use this when trying to improve the upper bound.
12037 Generate the comparison by using simplify_gen_relational.
12039 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12041 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12043 (simplify_using_assignment, simplify_using_initial_values): Call
12044 replace_in_expr to make replacements. Call replace_single_def_regs
12045 once on the initial version of the expression.
12047 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12050 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12052 2009-03-31 Richard Guenther <rguenther@suse.de>
12054 PR middle-end/31029
12055 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12056 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12058 2009-03-31 Richard Guenther <rguenther@suse.de>
12060 * tree.h (div_if_zero_remainder): Declare.
12061 * fold-const.c (div_if_zero_remainder): Export.
12062 * tree-ssa-forwprop.c
12063 (forward_propagate_addr_into_variable_array_index): Handle
12064 constant array index addition outside of the variable index.
12066 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12069 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12070 define_splits, floatunssi<mode>2): Require x87 conversions from
12071 DImode to be permitted.
12073 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12075 PR preprocessor/15638
12076 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12078 2009-03-31 Richard Guenther <rguenther@suse.de>
12080 PR middle-end/23401
12081 PR middle-end/27810
12082 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12083 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12084 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12085 a separate statement.
12086 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12087 (lookup_tmp_var): Likewise.
12088 (is_gimple_formal_tmp_or_call_rhs): Remove.
12089 (is_gimple_reg_or_call_rhs): Rename to ...
12090 (is_gimple_reg_rhs_or_call): ... this.
12091 (is_gimple_mem_or_call_rhs): Rename to ...
12092 (is_gimple_mem_rhs_or_call): ... this.
12093 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12094 DECL_GIMPLE_REG_P only if is_formal is true.
12095 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12096 for non-proper post-modify expression gimplification.
12097 (gimplify_self_mod_expr): For post-modify expressions gimplify
12098 the lvalue to a minimal lvalue.
12099 (rhs_predicate_for): Remove formal temp case.
12100 (gimplify_modify_expr_rhs): Likewise.
12101 (gimplify_addr_expr): Use is_gimple_reg.
12102 (gimplify_expr): Remove formal temp cases.
12103 (gimple_regimplify_operands): Likewise.
12104 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12105 and FILTER_EXPR like constants.
12106 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12108 (is_gimple_formal_tmp_rhs): Remove.
12109 (is_gimple_reg_rhs): Remove special casing.
12110 (is_gimple_mem_rhs): Fix.
12111 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12112 (is_gimple_formal_tmp_var): Remove.
12113 (is_gimple_formal_tmp_reg): Likewise.
12114 (is_gimple_min_lval): Allow invariant component ref parts.
12115 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12116 is_gimple_formal_tmp_reg): Remove declarations.
12117 * tree-cfg.c (verify_expr): Verify that variables with address
12118 taken do not have DECL_GIMPLE_REG_P set.
12119 * tree-mudflap.c (mf_build_check_statement_for): Use
12120 force_gimple_operand instead of gimplify_expr.
12122 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
12124 * modulo-sched.c (sms_schedule_by_order): Pass the actual
12125 schedulable rows to compute_split_row.
12127 2009-03-31 Ben Elliston <bje@au.ibm.com>
12130 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
12133 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12135 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
12136 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
12137 * configure: Regenerate.
12138 * config.in: Regenerate.
12139 * config/rs6000/rs6000.opt (mtls-markers): Add.
12140 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
12141 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
12142 (tls_ld_aix, tls_ld_sysv): Likewise.
12143 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
12144 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
12146 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12148 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
12150 2009-03-30 Jan Hubicka <jh@suse.cz>
12152 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
12154 (tree_remove_unreachable_handlers): Cleanup EH predecestor
12155 detection and label handling.
12157 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12159 * ira-int.h (ira_allocno): Rename left_conflicts_num to
12160 left_conflicts_size.
12161 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
12162 ALLOCNO_LEFT_CONFLICTS_SIZE.
12164 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
12165 remove_allocno_from_bucket_and_push,
12166 allocno_spill_priority_compare, push_allocnos_to_stack,
12167 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12168 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
12169 (setup_allocno_left_conflicts_num): Ditto. Rename to
12170 setup_allocno_left_conflicts_size.
12171 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12172 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
12173 setup_allocno_left_conflicts_size instead of
12174 setup_allocno_left_conflicts_num.
12176 * ira-build.c (ira_create_allocno): Use
12177 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
12178 ALLOCNO_LEFT_CONFLICTS_NUM.
12180 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12182 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12183 instead of DF_LR_OUT.
12185 * ira-lives.c (process_bb_node_lives): Ditto.
12187 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12188 instead of DF_LR_{OUT,IN}.
12190 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12192 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12194 2009-03-30 Jan Hubicka <jh@suse.cz>
12196 * except.c (label_to_region_map): Fix thinko.
12198 2009-03-30 Steve Ellcey <sje@cup.hp.com>
12200 PR middle-end/38237
12201 * tree.h (tree_find_value): New declaration.
12202 * tree.c (tree_find_value): New function.
12203 * varasm.c (assemble_external): Avoid duplicate entries on lists.
12205 2009-03-30 Jakub Jelinek <jakub@redhat.com>
12208 * c-decl.c (struct c_binding): Add locus field.
12209 (bind): Add locus argument, set locus field from it.
12210 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
12211 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
12212 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
12213 implicitly_declare, undeclared_variable, lookup_label,
12214 declare_label, c_make_fname_decl, c_builtin_function,
12215 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
12218 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
12221 * config/i386/i386.c (classify_argument): Check total size of
12224 2009-03-30 Martin Jambor <mjambor@suse.cz>
12226 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
12227 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
12228 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
12231 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
12232 seen_variable_array_ref while also traversing a union.
12234 * tree-inline.c (optimize_inline_calls): Do not call
12235 cgraph_node_remove_callees.
12236 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
12237 (pass_remove_cgraph_callee_edges): New variable.
12238 * passes.c (init_optimization_passes): Add
12239 pass_remove_cgraph_callee_edges after early inlining and before all
12240 late intraprocedural passes.
12242 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
12244 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12246 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
12247 Fix typos in names.
12249 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12251 * combine.c (simplify_comparison): Use have_insn_for.
12252 * dojump.c (do_jump): Likewise.
12254 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12256 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
12257 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
12258 sparc_compare_op0 like sparc_compare_emitted used to be handled.
12259 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
12260 instead of sparc_compare_emitted.
12261 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
12262 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
12263 instead of sparc_compare_emitted.
12265 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12267 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
12268 enter/exit cfglayout mode.
12269 (pass_partition_block): Require it.
12270 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
12271 (combine_instructions): Track basic blocks instead of labels.
12272 (update_cfg_for_uncondjump): New.
12273 (try_combine): Use it. Update jumps after rescanning.
12274 (pass_combine): Require PROP_cfglayout.
12275 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
12277 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12279 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
12280 Provide/destroy PROP_cfglayout respectively.
12281 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
12282 * tree-pass.h (PROP_cfglayout): New.
12284 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12286 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
12287 fold_convert_const_fixed_from_fixed,
12288 fold_convert_const_fixed_from_int,
12289 fold_convert_const_fixed_from_real, fold_negate_const): Do not
12290 set TREE_CONSTANT_OVERFLOW.
12291 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
12292 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
12294 2009-03-30 Ira Rosen <irar@il.ibm.com>
12296 * tree-vect-loop-manip.c: New file.
12297 * tree-vectorizer.c: Update documentation and included files.
12298 (vect_loop_location): Make extern.
12299 (rename_use_op): Move to tree-vect-loop-manip.c
12300 (rename_variables_in_bb, rename_variables_in_loop,
12301 slpeel_update_phis_for_duplicate_loop,
12302 slpeel_update_phi_nodes_for_guard1,
12303 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
12304 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
12305 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
12306 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
12307 find_loop_location): Likewise.
12308 (new_stmt_vec_info): Move to tree-vect-stmts.c.
12309 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
12310 get_vectype_for_scalar_type, vect_is_simple_use,
12311 supportable_widening_operation, supportable_narrowing_operation):
12313 (bb_in_loop_p): Move to tree-vect-loop.c.
12314 (new_loop_vec_info, destroy_loop_vec_info,
12315 reduction_code_for_scalar_code, report_vect_op,
12316 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
12317 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
12318 (vect_supportable_dr_alignment): Likewise.
12319 * tree-vectorizer.h (tree-data-ref.h): Include.
12320 (vect_loop_location): Declare.
12321 Reorganize function declarations according to the new file structure.
12322 * tree-vect-loop.c: New file.
12323 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
12324 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
12325 * tree-vect-data-refs.c: New file.
12326 * tree-vect-patterns.c (timevar.h): Don't include.
12327 * tree-vect-stmts.c: New file.
12328 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
12329 tree-vect-slp.c, tree-vect-loop.c.
12330 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
12331 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
12332 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
12333 (tree-vect-analyze.o): Remove.
12334 (tree-vect-transform.o): Likewise.
12335 (tree-vect-data-refs.o): Add rule.
12336 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
12337 tree-vect-slp.o): Likewise.
12338 (tree-vect-patterns.o): Remove redundant dependencies.
12339 (tree-vectorizer.o): Likewise.
12340 * tree-vect-slp.c: New file.
12342 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12344 * optc-gen.awk: Warn if an option flag has multiple different
12347 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
12349 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
12350 -floop-block): Document dependences on PPL, CLooG and Graphite.
12352 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12354 PR rtl-optimization/323
12355 * c-common.c (c_fully_fold, convert_and_check,
12356 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
12357 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
12358 * c-common.def (EXCESS_PRECISION_EXPR): New.
12359 * c-cppbuiltin.c (builtin_define_float_constants): Define
12360 constants with enough digits for long double.
12361 * c-lex.c (interpret_float): Interpret constant with excess
12362 precision where appropriate.
12363 * c-opts.c (c_common_post_options): Set
12364 flag_excess_precision_cmdline. Give an error for
12365 -fexcess-precision=standard for C++ for processors where the
12366 option is significant.
12367 * c-parser.c (c_parser_conditional_expression): Handle excess
12368 precision in condition.
12369 * c-typeck.c (convert_arguments): Handle arguments with excess
12371 (build_unary_op): Move excess precision outside operation.
12372 (build_conditional_expr): Likewise.
12373 (build_compound_expr): Likewise.
12374 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
12375 (build_modify_expr): Handle excess precision in RHS.
12376 (convert_for_assignment): Handle excess precision in converted
12378 (digest_init, output_init_element, process_init_element): Handle
12379 excess precision in initializer.
12380 (c_finish_return): Handle excess precision in return value.
12381 (build_binary_op): Handle excess precision in operands and add
12382 excess precision as needed for operation.
12383 * common.opt (-fexcess-precision=): New option.
12384 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
12385 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
12386 For standard excess precision, output explicit conversion to and
12387 truncation from XFmode.
12388 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
12389 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
12390 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
12391 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
12392 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
12393 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
12394 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
12395 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
12396 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
12397 define_splits, sqrt<mode>2): Disable where appropriate for
12398 standard excess precision.
12399 * convert.c (convert_to_real): Do not shorten arithmetic to type
12400 for which excess precision would be used.
12401 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
12402 * doc/invoke.texi (-fexcess-precision=): Document option.
12403 (-mfpmath=): Correct index entry.
12404 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
12405 flag_excess_precision): New.
12406 * langhooks.c (lhd_post_options): Set
12407 flag_excess_precision_cmdline.
12408 * opts.c (common_handle_option): Handle -fexcess-precision=.
12409 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
12410 init_excess_precision): New.
12411 (lang_dependent_init_target): Call init_excess_precision.
12412 * tree.c (excess_precision_type): New.
12413 * tree.h (excess_precision_type): Declare.
12415 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12418 * c-typeck.c (build_component_ref): Do not copy qualifiers from
12419 non-lvalue to component.
12421 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12423 PR preprocessor/34695
12424 * Makefile.in (c-opts.o): Depend on c-tree.h.
12425 * c-common.c: Move down include of diagnostic.h.
12426 (done_lexing, c_cpp_error): New.
12427 * c-common.h (done_lexing): Declare.
12428 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
12430 * c-opts.c: Include c-tree.h.
12431 (c_common_init_options): Set preprocessor error callback.
12432 (c_common_handle_option): Do not set preprocessor
12433 inhibit_warnings, warnings_are_errors, warn_system_headers,
12434 pedantic_errors or inhibit_warnings flags.
12435 (c_common_post_options): Do not check cpp_errors (parse_in).
12436 (c_common_finish): Do not output dependencies if there were
12437 errors. Do not check return value of cpp_finish.
12438 * c-ppoutput.c (pp_file_change): Set input_location.
12439 * c-tree.h (c_cpp_error): Declare.
12440 * diagnostic.c (diagnostic_set_info_translated): Also initialize
12442 (diagnostic_build_prefix): Check override_column.
12443 * diagnostic.h (diagnostic_info): Add override_column field.
12444 (diagnostic_override_column): Define.
12446 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
12448 * c-common.c (c_expand_expr, c_staticp): Remove.
12449 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
12450 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
12451 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
12452 * c-gimplify.c (gimplify_compound_literal_expr,
12453 optimize_compound_literals_in_ctor): Remove.
12454 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
12455 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
12456 * c-semantics.c (emit_local_var): Remove.
12458 * langhooks-def.h (lhd_expand_expr): Remove.
12459 * langhooks.c (lhd_expand_expr): Remove.
12460 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
12462 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
12463 handling from c-semantics.c; don't call into langhook.
12464 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
12465 * gimplify.c (gimplify_compound_literal_expr,
12466 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
12467 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
12468 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
12469 as was done in c-gimplify.c.
12470 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
12471 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
12472 Move from c-common.h.
12473 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
12475 * tree.c (staticp): Do not call langhook.
12476 * langhooks.c (lhd_staticp): Delete.
12477 * langhooks-def.h (lhd_staticp): Delete prototype.
12478 (LANG_HOOKS_STATICP): Delete.
12479 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
12481 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
12482 instead of DECL_STMTs.
12484 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12492 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
12494 (fold_call_expr): Return a NOP_EXPR from folding rather than the
12495 contained expression.
12496 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
12497 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
12498 conditional expressions for C.
12499 (decl_constant_value_for_optimization): Move from
12500 decl_constant_value_for_broken_optimization in c-typeck.c. Check
12501 whether optimizing and that the expression is a VAR_DECL not of
12502 array type instead of doing such checks in the caller. Do not
12503 check pedantic. Call gcc_unreachable for C++.
12504 * c-common.def (C_MAYBE_CONST_EXPR): New.
12505 * c-common.h (c_fully_fold, c_save_expr,
12506 decl_constant_value_for_optimization): New prototypes.
12507 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12508 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12509 EXPR_INT_CONST_OPERANDS): Define.
12510 * c-convert.c (convert): Strip nops from expression.
12511 * c-decl.c (groktypename): Take extra parameters expr and
12512 expr_const_operands. Update call to grokdeclarator.
12513 (start_decl): Update call to grokdeclarator. Add statement for
12514 expressions used in type of decl.
12515 (grokparm): Update call to grokdeclarator.
12516 (push_parm_decl): Update call to grokdeclarator.
12517 (build_compound_literal): Add parameter non_const and build a
12518 C_MAYBE_COSNT_EXPR if applicable.
12519 (grokdeclarator): Take extra parameters expr and
12520 expr_const_operands. Track expressions used in declaration
12521 specifiers and declarators. Fold array sizes and track whether
12522 they are constant expressions and whether they are integer
12523 constant expressions.
12524 (parser_xref_tag): Set expr and expr_const_operands fields in
12526 (grokfield): Update call to grokdeclarator.
12527 (start_function): Update call to grokdeclarator.
12528 (build_null_declspecs): Set expr and expr_const_operands fields in
12530 (declspecs_add_type): Handle expressions in typeof specifiers.
12531 * c-parser.c (c_parser_declspecs): Set expr and
12532 expr_const_operands fields for declaration specifiers.
12533 (c_parser_enum_specifier): Likewise.
12534 (c_parser_struct_or_union_specifier): Likewise.
12535 (c_parser_typeof_specifier): Likewise. Update call to
12536 groktypename. Fold expression as needed. Return expressions with
12537 type instead of adding statements.
12538 (c_parser_attributes): Update calls to c_parser_expr_list.
12539 (c_parser_statement_after_labels): Fold expression before passing
12540 to objc_build_throw_stmt.
12541 (c_parser_condition): Fold expression.
12542 (c_parser_asm_operands): Fold expression.
12543 (c_parser_conditional_expression): Use c_save_expr. Update call
12544 to build_conditional_expr.
12545 (c_parser_alignof_expression): Update call to groktypename.
12546 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
12547 original_code. Fold expression argument of va_arg. Create
12548 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
12549 argument to va_arg. Update calls to groktypename. Fold array
12550 index for offsetof. Verify that first argument to
12551 __builtin_choose_expr has integer type.
12552 (c_parser_postfix_expression_after_paren_type): Update calls to
12553 groktypename and build_compound_literal. Handle expressions with
12554 side effects in type name.
12555 (c_parser_postfix_expression_after_primary): Update call to
12556 c_parser_expr_list. Set original_code for calls to
12557 __builtin_constant_p.
12558 (c_parser_expr_list): Take extra parameter fold_p. Fold
12559 expressions if requested.
12560 (c_parser_objc_type_name): Update call to groktypename.
12561 (c_parser_objc_synchronized_statement): Fold expression.
12562 (c_parser_objc_receiver): Fold expression.
12563 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
12564 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
12565 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
12566 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
12567 (struct c_typespec): Add elements expr and expr_const_operands.
12568 (struct c_declspecs): Add elements expr and expr_const_operands.
12569 (groktypename, build_conditional_expr, build_compound_literal):
12571 (in_late_binary_op): Declare.
12572 * c-typeck.c (note_integer_operands): New function.
12573 (in_late_binary_op): New variable.
12574 (decl_constant_value_for_broken_optimization): Move to c-common.c
12575 and rename to decl_constant_value_for_optimization.
12576 (default_function_array_conversion): Do not strip nops.
12577 (default_conversion): Do not call
12578 decl_constant_value_for_broken_optimization.
12579 (build_array_ref): Do not fold result.
12580 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
12581 result when operand is a VLA.
12582 (c_expr_sizeof_type): Update call to groktypename. Handle
12583 expressions included in type name. Use C_MAYBE_CONST_EXPR for
12584 result when operand names a VLA type.
12585 (build_function_call): Update call to build_compound_literal.
12586 Only fold result for calls to __builtin_* functions. Strip
12587 NOP_EXPR from INTEGER_CST returned from such functions. Fold
12588 the function designator.
12589 (convert_arguments): Fold arguments. Update call to
12590 convert_for_assignment.
12591 (build_unary_op): Handle increment and decrement of
12592 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
12593 decrement earlier. Fold operand of increment and decrement.
12594 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
12595 built for integer operand. Wrap returns that are INTEGER_CSTs
12596 without being integer constant expressions or that have integer
12597 constant operands without being INTEGER_CSTs.
12598 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
12599 (build_conditional_expr): Add operand ifexp_bcp. Track whether
12600 result is an integer constant expression or can be used in
12601 unevaluated parts of one and avoid folding and wrap as
12602 appropriate. Fold operands before possibly doing -Wsign-compare
12604 (build_compound_expr): Wrap result for C99 if operands can be used
12605 in integer constant expressions.
12606 (build_c_cast): Update call to digest_init. Do not ignore
12607 overflow from casting floating-point constants to integers. Wrap
12608 results that could be confused with integer constant expressions,
12609 null pointer constants or floating-point constants.
12610 (c_cast_expr): Update call to groktypename. Handle expressions
12611 included in type name.
12612 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
12613 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
12614 Update calls to convert_for_assignment.
12615 (convert_for_assignment): Take new parameter
12616 null_pointer_constant. Do not strip nops or call
12617 decl_constant_value_for_broken_optimization. Set
12618 in_late_binary_op for conversions to boolean.
12619 (store_init_value): Update call to digest_init.
12620 (digest_init): Take new parameter null_pointer_constant. Do not
12621 call decl_constant_value_for_broken_optimization. pedwarn for
12622 initializers not constant expressions. Update calls to
12623 convert_for_assignment.
12624 (constructor_nonconst): New.
12625 (struct constructor_stack): Add nonconst element.
12626 (really_start_incremental_init, push_init_level, pop_init_level):
12627 Handle constructor_nonconst and nonconst element.
12628 (set_init_index): Call constant_expression_warning for array
12630 (output_init_element): Fold value. Set constructor_nonconst as
12631 applicable. pedwarn for initializers not constant expressions.
12632 Update call to digest_init. Call constant_expression_warning
12633 where constant initializers are required.
12634 (process_init_element): Use c_save_expr.
12635 (c_finish_goto_ptr): Fold expression.
12636 (c_finish_return): Fold return value. Update call to
12637 convert_for_assignment.
12638 (c_start_case): Fold switch expression.
12639 (c_process_expr_stmt): Fold expression.
12640 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
12641 ensure statement expression is not evaluated in constant expression.
12642 (build_binary_op): Track whether results are integer constant
12643 expressions or may occur in such, disable folding and wrap results
12644 as applicable. Fold operands for -Wsign-compare warnings unless
12646 (c_objc_common_truthvalue_conversion): Handle results folded to
12647 integer constants that are not integer constant expressions.
12648 * doc/extend.texi: Document when typeof operands are evaluated,
12649 that condition of __builtin_choose_expr is an integer constant
12650 expression, and more about use of __builtin_constant_p in
12653 2009-03-29 Richard Guenther <rguenther@suse.de>
12655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12656 propagate addresses of array references.
12658 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
12660 * regmove.c (perhaps_ends_bb_p): Remove.
12661 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
12662 from INSN and check that the main loop stays within that basic block.
12663 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
12664 (regmove_forward_pass): Split out from regmove_optimize. Use
12665 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
12666 (regmove_backward_pass): Split out from regmove_optimize. Use
12667 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
12668 (regmove_optimize): Simplify.
12670 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12673 * config/i386/i386.c (classify_argument): Ignore flexible array
12674 member in struct and warn ABI change.
12676 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12678 * config/i386/i386-protos.h (ix86_agi_dependent): New.
12680 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
12681 (ix86_adjust_cost): Updated.
12683 2009-03-29 Jan Hubicka <jh@suse.cz>
12685 PR middle-end/28850
12686 * tree-pass.h (pass_cleanup_eh): New function.
12687 (remove_unreachable_regions): Break code handling RTL
12688 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
12689 that can not be reached by runtime.
12690 (can_be_reached_by_runtime): New function.
12691 (label_to_region_map): New function.
12692 (num_eh_regions): New function.
12693 (rtl_remove_unreachable_regions): New function.
12694 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
12695 (remove_eh_region): New function.
12696 * except.h: Include sbitmap and vecprim.
12697 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
12698 num_eh_regions): Declare.
12699 * passes.c (init_optimization_passes): Schedule cleanup_eh.
12700 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
12701 * tree-eh.c (tree_remove_unreachable_handlers): New function.
12702 (tree_empty_eh_handler_p): New function.
12703 (cleanup_empty_eh): New function.
12704 (cleanup_eh): New function.
12705 (pass_cleanup_eh): New function.
12707 2009-03-29 Jan Hubicka <jh@suse.cz>
12709 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
12710 for removed regions.
12712 2009-03-29 Jan Hubicka <jh@suse.cz>
12714 * except.c (dump_eh_tree): Dump all datastructures.
12716 2009-03-29 Jan Hubicka <jh@suse.cz>
12718 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
12719 (duplicate_eh_regions_1): Likewise.
12720 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
12721 vector; call EH verification.
12722 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12723 Be ready for region being removed.
12725 2009-03-29 Jan Hubicka <jh@suse.cz>
12727 * bitmap.c (bitmap_last_set_bit): New function.
12728 * bitmap.h (bitmap_last_set_bit): Declare.
12730 2009-03-29 David Ayers <ayers@fsfe.org>
12733 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
12734 by calling objc_compare_types and surpress warnings about
12735 incompatible C pointers that are compatible ObjC pointers.
12737 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
12739 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
12740 call initialize_inline_failed.
12741 (initialize_inline_failed): Move it from here ...
12742 * cgraph.c (initialize_inline_failed): ... to here.
12743 (cgraph_create_edge): Call initialize_inline_failed rather than
12744 setting inline_failed directly.
12746 2009-03-29 Ben Elliston <bje@au.ibm.com>
12749 * sysv4.opt (msdata): Improve comment.
12750 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
12751 * sysv4.h (SVR4_ASM_SPEC): Likewise.
12753 2009-03-29 Ben Elliston <bje@au.ibm.com>
12756 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
12757 load and store attributes.
12759 2009-03-29 Ben Elliston <bje@au.ibm.com>
12761 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
12762 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
12763 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
12764 * doc/extend.texi (X86 Built-in Functions): Add index entries for
12765 __builtin_infq and __builtin_huge_valq.
12767 2009-03-28 Anatoly Sokolov <aesok@post.ru>
12769 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
12771 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
12774 2009-03-28 Xinliang David Li <davidxl@google.com>
12776 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
12777 (do_dbg_cnt): New function.
12779 2009-03-28 Jan Hubicka <jh@suse.cz>
12781 Merge from pretty-ipa:
12783 2009-03-27 Jan Hubicka <jh@suse.cz>
12785 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12786 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
12787 * passes.c (function_called_by_processed_nodes_p): New.
12788 * ipa-pure-const.c (check_call): Fix handling of operands.
12789 (analyze_function): Dump debug output for skipped bodies.
12790 (local_pure_const): Use function_called_by_processed_nodes_p.
12791 * dwarf2out.c (reference_to_unused): Use output.
12792 * passes.c (do_per_function_toporder): Likewise.
12794 2008-11-12 Jan Hubicka <jh@suse.cz>
12796 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
12797 * ipa-pure-const.c (funct_state_d): Add can throw field; make
12798 state_set_in_source enum
12799 (check_decl): Ignore memory tags; do not set fake looping flags;
12801 (check_operand, check_tree, check_rhs_var, check_lhs_var,
12802 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
12803 (check_call, analyze_function): Rewrite.
12805 (add_new_function): Update call of analyze_function.
12806 (generate_summary): Add call of analyze_function.
12807 (propagate): Propagate can_throw; handle state_set_in_source correctly.
12808 (local_pure_const): New function.
12809 (pass_local_pure_const): New pass.
12810 * ipa-inline.c (inline_transform): Set after_inlining.
12811 * tree-eh.c (stmt_can_throw_external): New.
12812 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
12813 work with aliasing built.
12814 * tree-flow.h (stmt_can_throw_external): New.
12815 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
12816 and local pure/const pass in early and late optimization queue.
12818 2009-03-28 Martin Jambor <mjambor@suse.cz>
12820 * fold-const.c (get_pointer_modulus_and_residue): New parameter
12822 (fold_binary): Allow function decl aligment consideration is the
12823 second argument is integer constant one.
12824 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
12825 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
12826 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
12828 2009-03-28 Jan Hubicka <jh@suse.cz>
12830 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
12831 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
12832 * function.h (rtl_data): Add nothrow flag.
12833 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
12834 set DECL_NOTHROW for AVAILABLE functions.
12836 2009-03-28 Jakub Jelinek <jakub@redhat.com>
12838 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
12839 following vector keyword has expansion starting with pixel or bool
12840 keyword, expand vector to __vector and pixel or bool to __pixel or
12844 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
12845 warn_if_disallowed_function_p): Removed.
12846 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
12847 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
12848 warning_if_disallowed_function_p.
12849 * flags.h (warn_if_disallowed_function_p,
12850 warn_disallowed_functions): Removed.
12851 * common.opt (Wdisallowed-function-list=): Removed.
12852 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
12854 2009-03-28 Richard Guenther <rguenther@suse.de>
12856 PR tree-optimization/38723
12857 * tree-ssa-pre.c (compute_avail): Add all default definitions to
12860 2009-03-28 Jan Hubicka <jh@suse.cz>
12862 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
12863 test introduced by my previous patch.
12865 2009-03-28 Richard Guenther <rguenther@suse.de>
12867 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
12868 the PHIs value undefined.
12870 2009-03-28 Jan Hubicka <jh@suse.cz>
12872 * tree-pass.h (pass_fixup_cfg): New pass.
12873 * ipa-inline.c (inline_transform): Set
12874 always_inline_functions_inlined/after_inlining.
12875 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
12876 (pass_fixup_cfg): New pass.
12877 * passes.c (init_optimization_passes): Add fixup_cfg.
12879 2009-03-28 Richard Guenther <rguenther@suse.de>
12881 PR tree-optimization/38458
12882 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
12883 argument use the arguments copy-of value.
12885 2009-03-28 Richard Guenther <rguenther@suse.de>
12887 PR tree-optimization/38180
12888 * tree-ssa-ccp.c (get_default_value): Simplify.
12889 (likely_value): Likewise.
12890 (surely_varying_stmt_p): Properly handle VOP case.
12891 (ccp_initialize): Likewise.
12892 (ccp_fold): Handle propagating through *&.
12893 (fold_const_aggregate_ref): Also handle decls.
12895 2009-03-28 Jan Hubicka <jh@suse.cz>
12897 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12898 * cgraph.h (cgraph_node): Likewise.
12899 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
12900 (cgraph_reset_node): Use process flag.
12901 (cgraph_mark_functions_to_output): Likewise.
12902 (cgraph_expand_function): Likewise.
12903 (cgraph_expand_all_functions): Likewise.
12904 (cgraph_output_in_order): Likewise.
12905 * dwarf2out.c (reference_to_unused): Likewise.
12906 * passes.c do_per_function_toporder): Likewise.
12908 2009-03-28 Jan Hubicka <jh@suse.cz>
12910 Bring from lto-branch:
12912 2008-09-03 Doug Kwan <dougkwan@google.com>
12914 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
12915 enums instead of reason strings.
12916 * cgraph.c (cgraph_create_edge): Same.
12917 (cgraph_inline_failed_string): New function.
12918 * cgraph.h (cgraph_inline_failed_t): New enum type.
12919 (cgraph_inline_failed_string): New prototype.
12920 (struct cgraph_edge): Change type of INLINED_FAILED from constant
12921 char pointer to cgraph_inline_failed_t.
12922 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
12923 (cgraph_default_inline_p): Ditto.
12924 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
12925 to cgraph_inline_failed_t pointer.
12926 * cif-code.def: New file.
12927 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
12929 (cgraph_check_inline_limits): Change type of REASON to pointer to
12930 cgraph_inline_failed_t. Replace reason strings with enums.
12931 (cgraph_default_inline_p): Ditto.
12932 (cgraph_recursive_inlining_p): Ditto.
12933 (update_caller_keys): Change type of FAILED_REASON to
12934 cgraph_inline_failed_t.
12935 (cgraph_set_inline_failed): Change type of REASON to pointer to
12936 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
12937 convert enums to strings for text output.
12938 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
12939 to be of type cgraph_inline_failed_t. Replace reason strings with
12940 enums. Call cgraph_inline_failed_string to covert enums
12941 to strings for text output.
12942 (cgraph_decide_inlining): Replace reason strings with enums.
12943 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
12944 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
12946 * tree-inline.c (expand_call_inline): Change type of REASON
12947 to cgraph_inline_failed_t. Replace reason strings with enums.
12948 Call cgraph_inline_failed_string for text output.
12949 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
12952 2009-03-28 Jan Hubicka <jh@suse.cz>
12954 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
12955 cgraph_clone_node): Remove master clone handling.
12956 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12957 * cgraph.h (master_clone): Remove.
12958 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12959 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
12960 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12962 2009-03-28 Jan Hubicka <jh@suse.cz>
12964 * cgraph.c (cgraph_function_body_availability): Functions declared
12965 inline are always safe to assume that it is not going to be replaced.
12967 2009-03-28 Richard Guenther <rguenther@suse.de>
12969 PR tree-optimization/38513
12970 * tree-ssa-pre.c (eliminate): Remove redundant stores.
12971 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12972 EXC_PTR_EXPR and FILTER_EXPR.
12973 (get_ref_from_reference_ops): Likewise.
12975 2009-03-28 Richard Guenther <rguenther@suse.de>
12977 PR tree-optimization/38968
12978 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
12979 Use FLOOR_MOD_EXPR to compute misalignment.
12981 2009-03-28 Richard Guenther <rguenther@suse.de>
12983 PR tree-optimization/37795
12984 * tree.h (combine_comparisons): Declare.
12985 * fold-const.c (combine_comparisons): Export.
12986 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
12988 (ifcombine_iforif): Use combine_comparisons.
12990 2009-03-28 Jan Hubicka <jh@suse.cz>
12992 * tree-eh.c (inlinable_call_p): New function.
12993 (make_eh_edges): Use it.
12994 (verify_eh_edges): Use it.
12995 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
12996 * except.c (reachable_next_level): Add inlinable_function argument
12997 (sjlj_find_directly_reachable_regions): Update.
12998 (add_reachable_handler): Do not set saw_any_handlers.
12999 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
13000 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13001 Add new inlinable call parameter.
13002 (can_throw_internal, can_throw_external): Update.
13003 * except.h (can_throw_internal_1, can_throw_external_1,
13004 foreach_reachable_handler): Update declaration.
13006 2009-03-28 Joseph Myers <joseph@codesourcery.com>
13008 * config/arm/t-arm-coff, config/h8300/coff.h,
13009 config/i386/i386-aout.h, config/i386/i386-coff.h,
13010 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
13011 config/pdp11/2bsd.h, config/rs6000/aix41.h,
13012 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
13013 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
13014 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
13015 sys-types.h: Remove.
13016 * Makefile.in: Remove protoize and fixproto support and references
13018 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
13019 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
13021 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
13022 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
13023 unprotoize$(exeext).
13024 (rest.encap): Don't depend on $(STMP_FIXPROTO)
13025 (.PHONY): Don't depend on proto.
13026 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
13027 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
13028 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
13029 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
13030 build/gen-protos.o, build/scan.o, xsys-protos.h,
13031 build/fix-header$(build_exeext), build/fix-header.o,
13032 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13033 stmp-install-fixproto): Remove.
13034 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13035 SYSCALLS.c or fixproto files.
13036 (install-common): Don't install protoize.
13037 (install-headers-tar, install-headers-cpio, install-headers-cp):
13038 Don't depend on $(STMP_FIXPROTO).
13039 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13040 install fixproto files or write out fixproto settings.
13041 (uninstall): Don't uninstall protoize.
13042 * config.gcc (use_fixproto): Remove.
13043 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13044 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13045 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13046 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13047 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13048 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13049 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13050 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13051 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13052 * config/t-vxworks (STMP_FIXPROTO): Remove.
13053 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13054 STMP_FIXPROTO): Remove.
13055 * config.in, configure: Regenerate.
13056 * crtstuff.c (gid_t, uid_t): Don't undefine.
13057 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13058 (arm-*-coff, arm-*-aout: Remove target entries.
13059 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13060 Remove mention of AIX 4.1.
13061 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13062 * doc/invoke.texi (Running Protoize): Remove.
13063 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13064 (Protoize Caveats): Remove.
13065 * tsystem.h: Update comments on headers assumed to exist.
13067 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13069 * genautomata.c: Add a new year to the copyright. Add a new
13071 (struct insn_reserv_decl): Add comments for member bypass_list.
13072 (find_bypass): Remove.
13073 (insert_bypass): New.
13074 (process_decls): Use insert_bypass.
13075 (output_internal_insn_latency_func): Output all bypasses with the
13076 same input insn in one switch case.
13078 * rtl.def (define_bypass): Describe bypass choice.
13079 * doc/md.texi (define_bypass): Ditto.
13081 2009-03-27 Richard Guenther <rguenther@suse.de>
13083 * gimplify.c (mark_addressable): Export.
13084 * tree-flow.h (mark_addressable): Declare.
13085 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13086 * tree-ssa.c (verify_phi_args): Verify that address taken
13087 variables have TREE_ADDRESSABLE set.
13089 2009-03-27 Richard Guenther <rguenther@suse.de>
13091 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13092 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13093 Do not mark decls TREE_ADDRESSABLE.
13094 (build_fold_addr_expr): Adjust.
13095 (fold_addr_expr): Remove.
13096 (fold_unary): Use build_fold_addr_expr.
13097 (fold_comparison): Likewise.
13098 (split_address_to_core_and_offset): Likewise.
13099 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13101 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13102 (gimplify_modify_expr_to_memcpy): Mark source and destination
13104 * omp-low.c (create_omp_child_function): Mark the object decl
13106 (lower_rec_input_clauses): Mark the var we take the address of
13108 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13110 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13112 PR middle-end/39315
13113 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13114 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13116 2009-03-27 Richard Guenther <rguenther@suse.de>
13118 PR tree-optimization/39120
13119 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13121 (handle_lhs_call): Process return constraints. Add escape
13122 constraints if necessary.
13123 (handle_const_call): Fill out return constraints. Make nested
13124 case more precise. Avoid consttmp if possible.
13125 (handle_pure_call): Fill out return constraints. Avoid
13126 callused if possible.
13127 (find_func_aliases): Simplify call handling.
13129 2009-03-27 Richard Guenther <rguenther@suse.de>
13131 PR tree-optimization/39120
13132 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
13133 as a representative.
13134 (solve_graph): Do propagate CALLUSED.
13135 (handle_pure_call): Use a scalar constraint from CALLUSED for
13137 (find_what_p_points_to): CALLUSED shall not appear in poins-to
13140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13143 * c-common.c (handle_aligned_attribute): Properly check alignment
13144 overflow. Use (1U << i) instead of (1 << i).
13146 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
13148 * expr.h (get_mem_align_offset): Updated.
13150 * tree.h (tree_decl_common): Change align to "unsigned int" and
13151 move it before pointer_alias_set.
13153 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13154 Jakub Jelinek <jakub@redhat.com>
13157 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
13158 gr_register_operand with gr_reg_or_0_operand.
13159 (cmpxchg_rel_di): Likewise.
13160 (sync_lock_test_and_set<mode>): Likewise.
13162 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13164 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13165 (true_regnum): Likewise.
13167 * rtlanal.c (subreg_info): Moved to ...
13168 * rtl.h (subreg_info): Here. New.
13169 (subreg_get_info): New.
13171 * rtlanal.c (subreg_get_info): Make it extern.
13173 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13176 * config/i386/i386.c (ix86_abi): New.
13177 (override_options): Handle -mabi=.
13178 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
13179 (ix86_call_abi_override): Likewise.
13180 (init_cumulative_args): Likewise.
13181 (function_arg_advance): Likewise.
13182 (function_arg_64): Likewise.
13183 (function_arg): Likewise.
13184 (ix86_pass_by_reference): Likewise.
13185 (ix86_function_value_regno_p): Likewise.
13186 (ix86_build_builtin_va_list_abi): Likewise.
13187 (setup_incoming_varargs_64): Likewise.
13188 (is_va_list_char_pointer): Likewise.
13189 (ix86_init_machine_status): Likewise.
13190 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
13191 (ix86_function_type_abi): Return enum calling_abi. Rewrite
13192 for 64bit. Replace DEFAULT_ABI with ix86_abi.
13193 (ix86_function_abi): Make it static and return enum calling_abi.
13194 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
13196 (ix86_fn_abi_va_list): Updated.
13198 * config/i386/i386.h (ix86_abi): New.
13199 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
13200 (CONDITIONAL_REGISTER_USAGE): Likewise.
13201 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
13202 (machine_function): Likewise.
13204 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
13206 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
13207 (STACK_BOUNDARY): Likewise.
13208 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
13210 * config/i386/i386.opt (mabi=): New.
13212 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
13213 return enum calling_abi.
13214 (ix86_function_type_abi): Likewise.
13215 (ix86_function_abi): Removed.
13217 * doc/invoke.texi: Document -mabi= option for x86.
13219 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13221 * builtins.c (real_dconstp): Delete.
13222 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
13224 2009-03-27 Dodji Seketeli <dodji@redhat.com>
13225 Jakub Jelinek <jakub@redhat.com>
13228 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
13229 (gen_subprogram_die): When a function is explicit, generate the
13230 DW_AT_explicit attribute.
13231 * langhooks.h (struct lang_hooks_for_decls): Add
13232 function_decl_explicit_p langhook.
13233 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
13234 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
13236 2009-03-27 Jakub Jelinek <jakub@redhat.com>
13238 * builtins.c (fold_builtin_memory_op): Optimize memmove
13239 into memcpy if we can prove source and destination don't overlap.
13241 * tree-inline.c: Include gt-tree-inline.h.
13242 (clone_fn_id_num): New variable.
13243 (clone_function_name): New function.
13244 (tree_function_versioning): Use it.
13245 * Makefile.in (GTFILES): Add tree-inline.c.
13247 2009-03-27 Mark Mitchell <mark@codesourcery.com>
13249 * BASE-VER: Change to 4.5.0.
13251 2009-03-27 Xinliang David Li <davidxl@google.com>
13253 PR tree-optimization/39557
13254 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
13256 2009-03-27 Xinliang David Li <davidxl@google.com>
13258 PR tree-optimization/39548
13259 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
13262 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13264 * c-common.c (pointer_int_sum): Use %wd on return from
13267 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13269 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
13270 on return from tree_low_cst.
13272 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
13275 * ginclude/stdarg.h (va_copy): Define also for
13276 __GXX_EXPERIMENTAL_CXX0X__.
13278 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13281 * builtins.h (c_strlen): Do not warn here.
13282 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13283 * c-common.c (pointer_int_sum): Take an explicit location.
13284 Warn about offsets out of bounds.
13285 * c-common.h (pointer_int_sum): Adjust declaration.
13287 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13289 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
13292 2009-03-26 Jakub Jelinek <jakub@redhat.com>
13295 * opts.c (warn_if_disallowed_function_p): Don't assume
13296 get_callee_fndecl must return non-NULL.
13298 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
13300 PR rtl-optimization/39522
13301 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
13302 when reg_reloaded_valid is set.
13304 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13306 * config/spu/divv2df3.c: New file.
13307 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
13308 (DPBIT_FUNCS): Filter out _div_df.
13310 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
13312 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
13313 a jump insn, count that jump in the distance to the loop start.
13315 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
13318 * config/sh/sh.c (calc_live_regs): Fix condition for global
13319 registers except PIC_OFFSET_TABLE_REGNUM.
13321 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
13324 * doc/invoke.texi (-mconsole): New.
13326 (-mno-cygwin): New.
13328 (-mnop-fun-dllimport): New.
13332 (sub section "i386 and x86-64 Windows Options"): New.
13334 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
13336 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
13337 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
13339 2009-03-25 Richard Guenther <rguenther@suse.de>
13341 PR middle-end/39497
13342 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
13345 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
13347 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
13348 neither of haifa/selective schedulers are working.
13350 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13352 * doc/invoke.texi (Debugging Options): Fix description of
13353 -fno-merge-debug-strings.
13355 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
13357 * config/cris/libgcc.ver: New version-script.
13358 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
13360 * configure.ac <GAS features, nop mnemonic>: Add pattern
13361 crisv32-*-* for "nop".
13362 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
13363 * configure: Regenerate.
13365 2009-03-24 Ira Rosen <irar@il.ibm.com>
13367 PR tree-optimization/39529
13368 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
13369 mark_sym_for_renaming for the tag copied to the new vector
13372 2009-03-24 Arthur Loiret <aloiret@debian.org>
13374 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
13375 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
13376 EXTRA_SPEC_FUNCTIONS.
13377 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
13378 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
13379 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
13380 -march and -mtune options.
13382 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
13384 * config/m68k/t-rtems: Add m5329 multilib.
13386 2009-03-24 Dodji Seketeli <dodji@redhat.com>
13387 Jakub Jelinek <jakub@redhat.com>
13390 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
13393 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13396 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
13397 instead of c_parser_expression_conv, if original_code isn't one of the
13398 4 allowed comparison codes, fail.
13400 2009-03-23 Richard Guenther <rguenther@suse.de>
13402 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
13403 * tree.h (struct tree_type): Likewise.
13404 * reload.h (struct insn_chain): Likewise.
13405 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
13406 * function.h (struct function): Likewise.
13407 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
13409 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13411 PR tree-optimization/39516
13412 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
13414 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
13416 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
13417 should be set true if BITS_PER_WORD of target is bigger than 32
13419 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
13421 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
13422 Translate -B-options to -rpath-link. Correct existing
13423 rpath-link and conditionalize on !nostdlib.
13425 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13427 * doc/extend.texi (Function Attributes, Variable Attributes):
13429 * doc/invoke.texi (Debugging Options, Optimize Options)
13430 (i386 and x86-64 Options, MCore Options): Likewise.
13432 2009-03-20 Jakub Jelinek <jakub@redhat.com>
13435 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
13436 it for block local namespace aliases.
13437 (gen_decl_die): Pass context_die to gen_namespace_die.
13439 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13442 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
13443 minimum or maximum value.
13445 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
13447 * reginfo.c (globalize_reg): Recompute derived reg sets.
13449 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
13452 * libgcc2.c (mprotect): Do not use signed arguments for
13453 VirtualProtect, use DWORD arguments. Also fix the 'may
13454 be used uninitialized' warning for the np variable.
13456 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13459 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
13460 functions using regparm calling conventions when not optimizing.
13461 (ix86_function_sseregparm): Similarly for sseregparm calling
13464 2009-03-19 Li Feng <nemokingdom@gmail.com>
13466 PR middle-end/39500
13467 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
13468 dependence if the first conflict is after niter iterations.
13470 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
13472 PR middle-end/38609
13473 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
13474 functions with dynamic stack-pointer adjustments.
13476 2009-03-19 Ben Elliston <bje@au.ibm.com>
13478 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
13479 option; change to -msdata=data.
13481 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13483 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
13486 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
13489 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
13491 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
13493 * doc/invoke.texi (Code Gen Options): Expand discussion of
13496 2009-03-18 Jakub Jelinek <jakub@redhat.com>
13498 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
13499 * matrix-reorg.c (struct matrix_info): Likewise.
13500 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
13501 * rtl.h (struct mem_attrs): Likewise.
13502 * df.h (struct df): Likewise.
13503 * tree-data-ref.h (struct data_dependence_relation): Likewise.
13504 * ira-int.h (struct ira_allocno): Likewise.
13505 * df-scan.c (struct df_collection_rec): Likewise.
13506 * ira.c (struct equivalence): Likewise.
13507 * function.c (struct temp_slot): Likewise.
13508 * cfgloop.h (struct loop): Likewise.
13511 * function.c (use_register_for_decl): When not optimizing, disregard
13512 register keyword for variables with types containing methods.
13514 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
13516 PR middle-end/39447
13517 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
13518 (is_simple_operand): Call contains_component_ref_p before calling data
13519 reference analysis that would fail on COMPONENT_REFs.
13521 * tree-vrp.c (search_for_addr_array): Fix formatting.
13523 2009-03-18 Richard Guenther <rguenther@suse.de>
13525 * tree-vect-transform.c (vect_loop_versioning): Fold the
13526 generated comparisons.
13527 * tree-vectorizer.c (set_prologue_iterations): Likewise.
13528 (slpeel_tree_peel_loop_to_edge): Likewise.
13530 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13532 PR middle-end/37805
13533 * opts.c (print_specific_help): In addition to `undocumented',
13534 accept `separate' and `joined' flags if passed alone. Describe
13535 output by the first matched one of those.
13536 (common_handle_option): Skip over empty strings.
13537 * gcc.c (display_help): Fix help string for `--help='.
13538 * doc/invoke.texi (Option Summary, Overall Options): With
13539 `--help=', classes and qualifiers can both be repeated, but
13540 only the latter can be negated. One should not pass only
13541 negated qualifiers. Fix markup and examples.
13544 2008-10-14 Jakub Jelinek <jakub@redhat.com>
13545 PR middle-end/37805
13546 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
13547 and -fhelp=separate.
13549 2009-03-17 Jing Yu <jingyu@google.com>
13551 PR middle-end/39378
13552 * function.h (struct rtl_data): Move is_thunk from here...
13553 (struct function): ...to here.
13554 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
13555 * varasm.c (assemble_start_function): Change is_thunk from crtl to
13557 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
13559 (alpha_does_function_need_gp, alpha_start_function): Likewise.
13560 (alpha_output_function_end_prologue): Likewise.
13561 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
13562 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
13563 (rs6000_output_function_epilogue): Likewise.
13564 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
13566 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
13569 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
13570 from different units in a single alternative.
13571 (*truncdfsf_i387): Ditto.
13572 (*truncxfsf2_mixed): Ditto.
13573 (*truncxfdf2_mixed): Ditto.
13575 2009-03-17 Jakub Jelinek <jakub@redhat.com>
13577 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
13578 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
13581 * tree-ssa-live.c (remove_unused_locals): Don't remove local
13582 unused non-artificial variables when not optimizing.
13585 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
13586 DW_TAG_imported_module even if decl is IMPORTED_DECL with
13587 NAMESPACE_DECL in its DECL_INITIAL.
13589 PR middle-end/39443
13590 * optabs.c (set_user_assembler_libfunc): New function.
13591 * expr.h (set_user_assembler_libfunc): New prototype.
13592 * c-common.c: Include libfuncs.h.
13593 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
13594 for memcmp, memset, memcpy, memmove and abort.
13595 * Makefile.in (c-common.o): Depend on libfuncs.h.
13598 * dwarf2out.c (gen_inlined_enumeration_type_die,
13599 gen_inlined_structure_type_die, gen_inlined_union_type_die,
13600 gen_tagged_type_instantiation_die): Removed.
13601 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
13604 2009-03-17 Janis Johnson <janis187@us.ibm.com>
13607 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
13609 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
13610 (check-parallel-%): Ditto.
13611 (check-consistency): Ditto.
13613 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
13615 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
13616 local variable rhs by NULL_TREE.
13618 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13621 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
13623 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13626 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
13628 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13631 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
13632 for ms->sysv ABI calls only in 64bit mode.
13634 * config/i386/i386.md (untyped_call): Support 32bit.
13636 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
13638 * doc/extend.texi: Replace x86_65 with x86_64.
13640 2009-03-16 Jakub Jelinek <jakub@redhat.com>
13642 PR tree-optimization/39455
13643 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
13644 mismatches for POINTER_TYPE_P (type).
13645 (number_of_iterations_le): Likewise.
13647 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13649 * config/picochip/picochip.c: Removed profiling support.
13650 * config/picochip/picochip.md: Removed profiling instruction.
13651 * config/picochip/picochip.h: Removed profiling builtin.
13653 2009-03-16 Joseph Myers <joseph@codesourcery.com>
13655 * doc/install.texi (--with-host-libstdcxx): Document.
13657 2009-03-14 Anatoly Sokolov <aesok@post.ru>
13660 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
13661 generate a warning if the function name does not begin with
13662 "__vector" and the function has either the 'signal' or 'interrupt'
13663 attribute, from here to ...
13664 (avr_declare_function_name): ...here. New function.
13665 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
13666 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
13668 2009-03-14 Jakub Jelinek <jakub@redhat.com>
13671 * cse.c (fold_rtx): Don't modify original const_arg1 when
13672 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
13673 separate variable instead.
13674 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
13675 from out of range shift counts.
13676 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
13678 2009-03-13 Catherine Moore <clm@codesourcery.com>
13680 * config/i386/x-mingw32 (host-mingw32.o): Replace
13681 diagnostic.h with $(DIAGNOSTIC_H).
13683 2009-03-12 Jakub Jelinek <jakub@redhat.com>
13686 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
13688 * config/i386/sync.md (sync_compare_and_swap<mode>,
13689 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
13690 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
13692 (sync_double_compare_and_swapdi_pic,
13693 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
13694 cmpxchg8b_pic_memory_operand instead of just memory_operand.
13696 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13699 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
13701 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13704 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
13705 (avx_addsubv4df3): Likewise.
13706 (*avx_addsubv4sf3): Likewise.
13707 (sse3_addsubv4sf3): Likewise.
13709 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13712 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
13714 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
13717 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
13718 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
13719 registers for allocnos created from user-defined variables.
13721 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13724 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
13725 of non-integer mode as well.
13727 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
13729 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
13730 for functions for which the parameter types are unknown.
13732 2009-03-11 Jakub Jelinek <jakub@redhat.com>
13735 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
13736 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
13737 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
13738 * config/i386/i386.c (ix86_local_alignment): For
13739 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
13740 long long variables on the stack to avoid dynamic realignment.
13741 Allow the first argument to be a decl rather than type.
13742 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
13744 2009-03-11 Nick Clifton <nickc@redhat.com>
13747 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
13749 Add description to mno-lsim option.
13750 * config/mcore/mcore.h: Remove comment about deprecated m4align
13752 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
13753 * doc/invoke.texi: Add description of mno-lsim and
13754 mstack-increment options.
13756 * config/fr30/fr30.opt: Document the -mno-lsim option.
13757 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
13758 and -mno-lsim options.
13760 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13762 * fold-const.c (fold_comparison): Only call fold_inf_compare
13763 if the mode supports infinities.
13765 2009-03-11 Jason Merrill <jason@redhat.com>
13768 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
13769 end already did. Notice GIMPLE_CALL modifications of the result.
13770 Don't copy debug information from an ignored decl or a decl from
13773 2009-03-10 Richard Guenther <rguenther@suse.de>
13774 Nathan Froyd <froydnj@codesourcery.com>
13776 PR middle-end/37850
13777 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
13778 (__divMODE3): Likewise.
13780 2009-03-09 Jakub Jelinek <jakub@redhat.com>
13782 PR tree-optimization/39394
13783 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
13784 DECL_SIZE_UNIT of variable length FIELD_DECLs.
13786 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13788 * recog.c (verfiy_changes): Disallow renaming of hard regs in
13789 inline asms for register asm ("") declarations.
13791 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
13793 * fold-const.c (fold_unary): Fix comment.
13795 2009-03-07 Jan Hubicka <jh@suse.cz>
13798 * tree-inline.c (setup_one_parameter): Do replacement of const
13799 argument by constant in SSA form.
13801 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13803 PR middle-end/38028
13804 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
13805 determine alignment passed to assign_stack_local.
13806 (assign_parms_unsplit_complex): Likewise.
13807 * except.c (sjlj_build_landing_pads): Likewise.
13809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13811 PR middle-end/39360
13812 * tree-flow.h (add_referenced_var): Return bool instead of void.
13813 * tree-dfa.c (add_referenced_var): Return result of
13814 referenced_var_check_and_insert call.
13815 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
13816 of referenced_var_check_and_insert.
13819 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
13820 (gen_variable_die): Emit DW_AT_location on abstract static variable's
13821 DIE, don't emit it if abstract origin already has it.
13822 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
13823 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
13825 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13827 * genpreds.c (needs_variable): Fix parentheses at variable name
13829 (write_tm_constrs_h): Indent generated code.
13831 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13833 * doc/extend.texi (Function Attributes): Add documentation
13834 for isr attributes.
13836 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13839 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
13840 take locus from its DECL_SOURCE_LOCATION instead of input_location.
13842 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13844 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
13847 2009-03-05 Jakub Jelinek <jakub@redhat.com>
13850 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
13851 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
13853 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
13855 * config/i386/i386.md (R8_REG, R9_REG): New constants.
13856 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
13857 constants instead of magic numbers.
13858 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13860 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
13861 (x86_64_ms_abi_int_parameter_registers): Ditto.
13862 (x86_64_int_return_registers): Ditto.
13863 (ix86_maybe_switch_abi): Ditto.
13864 (ix86_expand_call): Ditto for clobbered_registers array.
13865 (ix86_hard_regno_mode_ok): Ditto.
13866 (x86_extended_QIreg_mentioned_p): Ditto.
13868 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
13870 PR tree-optimization/39349
13871 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
13873 * combine.c (gen_lowpart_for_combine): Use omode when generating
13876 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
13878 PR rtl-optimization/39235
13879 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
13881 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13883 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
13885 2009-03-04 Richard Guenther <rguenther@suse.de>
13887 PR tree-optimization/39362
13888 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
13889 that occur in abnormal PHIs should be varying.
13891 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13893 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
13895 (simple_iv): Take loop as an argument instead of statement.
13896 * tree-scalar-evolution.h (simple_iv): Declaration changed.
13897 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
13899 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
13901 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
13902 * matrix-reorg.c (analyze_transpose): Ditto.
13903 * tree-data-ref.c (dr_analyze_innermost): Ditto.
13904 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13905 * tree-predcom.c (ref_at_iteration): Ditto.
13906 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
13908 2009-03-04 Richard Guenther <rguenther@suse.de>
13910 PR tree-optimization/39358
13911 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
13912 escaped_id and callused_id.
13913 (solve_graph): Likewise.
13915 2009-03-04 Richard Guenther <rguenther@suse.de>
13917 PR tree-optimization/39339
13918 * tree-sra.c (try_instantiate_multiple_fields): Make it
13919 no longer ICE on the above.
13921 2009-03-03 Joseph Myers <joseph@codesourcery.com>
13923 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
13924 that fits within Pmode.
13926 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13928 PR middle-end/10109
13929 * tm.texi (LIBCALL_VALUE): Update description.
13931 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13933 PR middle-end/34443
13934 * doc/extend.texi (section): Update description.
13936 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
13938 PR middle-end/39345
13939 * tree-inline.c (remapped_type): New.
13940 (can_be_nonlocal): Call remapped_type instead of remap_type.
13942 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13945 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
13946 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
13948 2009-03-03 Richard Guenther <rguenther@suse.de>
13950 PR middle-end/39272
13951 * tree.c (tree_nonartificial_location): New function.
13952 * tree.h (tree_nonartificial_location): Declare.
13953 * builtins.c (expand_builtin_memory_chk): Provide location
13954 of the call location for artificial function pieces.
13955 (maybe_emit_chk_warning): Likewise.
13956 (maybe_emit_sprintf_chk_warning): Likewise.
13957 (maybe_emit_free_warning): Likewise.
13958 * expr.c (expand_expr_real_1): Likewise.
13960 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13962 PR tree-optimization/39343
13963 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
13964 COMPONENT_REF t has ARRAY_TYPE.
13966 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
13968 PR middle-end/39335
13969 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
13970 when the type precision of the induction variable should be
13971 larger than the type precision of nit.
13972 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
13973 * graphite.c (graphite_loop_normal_form): Same.
13974 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
13976 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13978 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
13979 (*call_1_rex64_ms_sysv): Use named constants instead of magic
13980 numbers to describe clobbered registers.
13981 (*call_value_0_rex64_ms_sysv): Ditto.
13982 * config/i386/mmx.md (mmx_emms): Ditto.
13983 (mmx_femms): Ditto.
13985 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
13987 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
13990 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13992 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
13993 (spu_section_type_flags): New function.
13995 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13997 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
13998 reg_class_contents of FLOAT_REGS into a temporary.
14000 2009-03-02 Richard Guenther <rguenther@suse.de>
14001 Ira Rosen <irar@il.ibm.com>
14003 PR tree-optimization/39318
14004 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
14005 information to the vectorized statement.
14007 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
14009 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
14010 variable. Use defined names instead of magic constants for REX SSE
14013 2009-03-01 Richard Guenther <rguenther@suse.de>
14015 PR tree-optimization/39331
14016 * omp-low.c (lower_send_shared_vars): Do not receive new
14017 values for the reference of DECL_BY_REFERENCE parms or results.
14019 2009-03-01 Jan Hubicka <jh@suse.cz>
14022 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
14023 BLOCK_NONLOCALIZED_VAR): New macros.
14024 (tree_block): Add nonlocalized_vars.
14025 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
14026 gen_decl_die): Add origin argument. Allow generation of die with
14027 origin at hand only.
14028 (gen_member_die, gen_type_die_with_usage, force_decl_die,
14029 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
14031 (gen_block_die): Fix checking for unused blocks.
14032 (process_scope_var): Break out from .... ; work with origins only.
14033 (decls_for_scope) ... here; process nonlocalized list.
14034 (dwarf2out_ignore_block): Look for nonlocalized vars.
14035 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14037 (dump_scope_block): Dump them.
14038 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14039 (remap_block): Likewise.
14040 (can_be_nonlocal): New predicate.
14041 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14043 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14045 * configure: Regenerate.
14047 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14049 * optc-gen.awk: No need to duplicate option flags twice.
14050 Reuse help texts for duplicate options which do not have any.
14052 * gcc.c (display_help): Document --version.
14054 * gcc.c (main): If print_help_list and verbose_flag, ensure
14055 driver output comes before subprocess output.
14057 * optc-gen.awk: Assign all remaining fields to help string,
14058 space-separated, for multi-line help in *.opt.
14060 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14061 -Wno-pedantic-ms-format is for MinGW targets only.
14063 * doc/options.texi (Option file format): Fix bad indentation,
14064 restoring dropped sentence.
14066 2009-02-28 Jan Hubicka <jh@suse.cz>
14068 * tree-inline.c (tree_function_versioning): Output debug info.
14070 2009-02-28 Jan Hubicka <jh@suse.cz>
14073 * tree-inline.c (setup_one_parameter): Do not copy propagate
14074 arguments when not optimizing.
14076 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14079 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14080 (avx_addsubv4df3): Likewise.
14081 (*avx_addsubv4sf3): Likewise.
14082 (sse3_addsubv4sf3): Likewise.
14083 (*avx_addsubv2df3): Likewise.
14084 (sse3_addsubv2df3): Likewise.
14085 (avx_unpckhps256): Correct item selectors.
14086 (avx_unpcklps256): Likewise.
14087 (avx_unpckhpd256): Likewise.
14088 (avx_unpcklpd256): Likewise.
14090 2009-02-28 Jan Hubicka <jh@suse.cz>
14092 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14094 (copy_arguments_for_versioning): If var is declared don't declare it.
14095 (tree_function_versioning): First setup substitutions and then copy
14098 2009-02-27 Jan Hubicka <jh@suse.cz>
14101 * cgraph.h (varpool_output_debug_info): Remove.
14102 * cgraphunit.c (varpool_output_debug_info): Remove.
14103 * dwarf2out.c (deferred_locations_struct): New struct
14104 (deferred_locations): New type.
14105 (deferred_locations_list): New static var.
14106 (deffer_location): New function.
14107 (gen_variable_die): Use it.
14108 (decls_for_scope): Output info on local static vars.
14109 (dwarf2out_finish): Process deferred locations.
14110 * varpool.c (varpool_output_debug_info): Remove.
14112 2009-02-27 Jan Hubicka <jh@suse.cz>
14115 * tree.h (TREE_PROTECTED): Fix comment.
14116 (BLOCK_HANDLER_BLOCK): Remove.
14117 (struct tree_block): Remove handler_block add body_block.
14118 (inlined_function_outer_scope_p): New.
14119 (is_body_block): Remove.
14120 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14121 * dwarf2out.c (is_inlined_entry_point): Remove.
14122 (add_high_low_attributes): Use inlined_function_outer_scope_p.
14123 (gen_block_die): Use is_inlined_entry_point check. Remove body block
14125 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
14126 * gimplify.c (gimplify_expr): Gimplify body blocks.
14127 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
14128 block with multiple subblocks.
14129 (dump_scope_block): Prettier output; dump more flags and info.
14130 (dump_scope_blocks): New.
14131 (remove_unused_locals): Use dump_scope_blocks.
14132 * tree-flow.h (dump_scope_blocks): Declare.
14133 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
14134 * stmt.c (is_body_block): Remove.
14135 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
14136 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
14138 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
14140 PR middle-end/39308
14141 * graphite.c (graphite_loop_normal_form): Do not call
14142 number_of_iterations_exit from a gcc_assert.
14144 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14146 * config/s390/s390.c (s390_swap_cmp): Look for conditional
14147 jumps if COND is NULL.
14148 (find_cond_jump): New function.
14149 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
14150 * config/s390/s390.md: Remove z10_cobra attribute value.
14152 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
14154 * config/alpha/alpha.h (alpha_expand_mov): Return false if
14155 force_const_mem returns NULL_RTX.
14157 2009-02-26 Jan Hubicka <jh@suse.cz>
14160 * cgraph.h (varpool_output_debug_info): Remove.
14161 * cgraphunit.c (varpool_output_debug_info): Remove.
14162 * dwarf2out.c (deferred_locations_struct): New struct
14163 (deferred_locations): New type.
14164 (deferred_locations_list): New static var.
14165 (deffer_location): New function.
14166 (gen_variable_die): Use it.
14167 (decls_for_scope): Output info on local static vars.
14168 (dwarf2out_finish): Process deferred locations.
14169 * varpool.c (varpool_output_debug_info): Remove.
14171 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
14173 PR rtl-optimization/39241
14174 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
14175 to subreg_offset_representable_p.
14177 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14179 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
14180 execute function prototype. Get f and nregs from max_reg_num
14181 and get_insns. Remove the first backward pass as it's dead,
14182 guard the forward pass by flag_expensive_optimizations.
14183 (rest_of_handle_regmove): Delete.
14184 (pass_regmove): Replace it with regmove_optimize.
14186 2009-02-25 Martin Jambor <mjambor@suse.cz>
14188 PR tree-optimization/39259
14189 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
14190 calls_alloca function flags.
14191 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
14192 calls are detected.
14194 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14196 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
14197 flags_set_1_rtx, flags_set_1_set): Delete.
14198 (regmove_optimize): Do not call mark_flags_life_zones.
14200 2009-02-24 Julian Brown <julian@codesourcery.com>
14203 * config/arm/arm.c (require_pic_register): Only set
14204 cfun->machine->pic_reg once per function.
14206 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
14208 * doc/invoke.texi (Link Options): Document an easier way to pass
14209 options that take arguments to the GNU linker using -Xlinker and -Wl.
14211 2009-02-24 Steve Ellcey <sje@cup.hp.com>
14214 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
14216 2009-02-24 Richard Guenther <rguenther@suse.de>
14219 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
14221 2009-02-24 Richard Guenther <rguenther@suse.de>
14222 Zdenek Dvorak <ook@ucw.cz>
14224 PR tree-optimization/39233
14225 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
14226 from converting them to a generic type.
14228 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
14230 PR tree-optimization/39260
14231 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
14232 contains a condition with a real type.
14233 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
14235 2009-02-23 Jason Merrill <jason@redhat.com>
14238 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
14239 narrowing_initializer_constant_valid_p.
14240 (narrowing_initializer_constant_valid_p): Don't return
14241 null_pointer_node for adding a pointer to itself.
14243 2009-02-23 Jan Hubicka <jh@suse.cz>
14246 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
14249 2009-02-23 Jan Hubicka <jh@suse.cz>
14251 PR tree-optimization/37709
14252 * tree.c (block_ultimate_origin): Move here from dwarf2out.
14253 * tree.h (block_ultimate_origin): Declare.
14254 * dwarf2out.c (block_ultimate_origin): Move to tree.c
14255 * tree-ssa-live.c (remove_unused_scope_block_p):
14256 Eliminate blocks containig no instructions nor live variables nor
14258 (dump_scope_block): New function.
14259 (remove_unused_locals): Enable removal of dead blocks by default;
14260 enable dumping at TDF_DETAILS.
14262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14264 * config/i386/i386.c (classify_argument): Don't allow COImode
14266 (function_arg_advance_32): Don't allow OImode.
14267 (function_arg_32): Likewise.
14268 (function_value_32): Likewise.
14269 (return_in_memory_32): Likewise.
14270 (function_arg_64): Remove OImode comment.
14272 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14275 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14276 ix86_expand_vector_set for V4DImode in 64bit mode only.
14277 (ix86_expand_vector_init_one_var): Likewise.
14279 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
14281 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
14283 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14286 * loop-iv.c: Revert last change.
14287 * emit-rtl.c: Likewise.
14289 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14292 * config/i386/i386.c (type_natural_mode): Remove an extra
14293 space in the warning message.
14294 (function_value_32): Handle 32-byte vector modes.
14295 (return_in_memory_32): Likewise.
14297 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14299 * loop-iv.c (truncate_value): New function.
14300 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
14302 (lowpart_subreg): Move to...
14303 * emit-rtl.c: ...here.
14305 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
14307 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
14308 accidental and undocumented change at revision 140860.
14310 2009-02-21 Joseph Myers <joseph@codesourcery.com>
14312 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
14313 take gimple_seq * arguments.
14314 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
14315 types_compatible_p langhook.
14317 2009-02-20 Mark Mitchell <mark@codesourcery.com>
14318 Joseph Myers <joseph@codesourcery.com>
14320 * config/arm/arm.c (arm_builtin_va_list): New function.
14321 (arm_expand_builtin_va_start): Likewise.
14322 (arm_gimplify_va_arg_expr): Likewise.
14323 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
14324 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
14325 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
14326 (va_list_type): New variable.
14327 (arm_mangle_type): Mangle va_list_type appropriately.
14329 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14331 PR middle-end/39157
14332 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
14333 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
14334 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
14335 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
14336 parameter to 1000 for -O1 by default.
14337 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
14339 * loop-invariant.c: Include params.h.
14340 (move_loop_invariants): Don't call move_single_loop_invariants on
14343 2009-02-20 Jaka Mocnik <jaka@xlab.si>
14345 * calls.c (emit_library_call_value_1): Use slot_offset instead of
14346 offset when calculating bounds for indexing stack_usage_map. Fixes
14347 a buffer overflow with certain target setups.
14349 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14352 * calls.c (expand_call): Clear try_tail_call if caller and callee
14353 disagree in promotion of function return value.
14355 2009-02-19 Jakub Jelinek <jakub@redhat.com>
14358 * c-common.c (c_determine_visibility): If visibility changed and
14359 DECL_RTL has been already set, call make_decl_rtl to update symbol
14362 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
14365 * varasm.c (assemble_variable): Don't check DECL_NAME when
14366 globalizing a variable.
14368 2009-02-19 Joseph Myers <joseph@codesourcery.com>
14371 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
14372 expression before any __builtin_trap call.
14373 * c-typeck.c (build_function_call): Convert and check function
14374 arguments before generating a call to a trap. Evaluate the
14375 function arguments before the trap.
14377 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
14380 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
14381 (UNSPEC_FXAM_MEM): New unspec.
14382 (fxam<mode>2_i387_with_temp): New insn and split pattern.
14383 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
14384 memory using fxam<mode>2_i387_with_temp to remove excess precision.
14386 2009-02-19 Richard Guenther <rguenther@suse.de>
14388 PR tree-optimization/39207
14389 PR tree-optimization/39074
14390 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
14391 storedanything_tree): New.
14392 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
14393 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
14394 (build_succ_graph): Add edges from STOREDANYTHING to all
14396 (init_base_vars): Initialize STOREDANYTHING.
14397 (compute_points_to_sets): Free substitution info after
14398 building the succ graph.
14399 (ipa_pta_execute): Likewise.
14401 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
14403 (do_ds_constraint): Do not add to special var or non-pointer
14405 (type_could_have_pointers): Split out from ...
14406 (could_have_pointers): ... here. For arrays use the element type.
14407 (create_variable_info_for): Initialize may_have_pointers.
14408 (new_var_info): Likewise.
14409 (handle_lhs_call): Make the HEAP variable unknown-sized.
14410 (intra_create_variable_infos): Use a type with pointers for
14411 PARM_NOALIAS, make it unknown-sized.
14413 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
14416 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
14418 2009-02-18 Jason Merrill <jason@redhat.com>
14421 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
14422 value if DECL_EXTERNAL.
14423 * tree-sra.c (sra_walk_gimple_assign): Likewise.
14424 * target.h (gcc_target::binds_local_p): Clarify "module".
14425 * tree.h (TREE_PUBLIC): Clarify "module".
14427 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
14430 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
14431 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
14433 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
14436 * c.opt (Wabi): Support C and ObjC.
14439 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
14441 * config/i386/i386.c (classify_argument): Warn once about the ABI
14442 change when passing union with long double.
14444 * doc/invoke.texi: Update -Wabi for warning psABI changes.
14446 2009-02-18 Joseph Myers <joseph@codesourcery.com>
14449 * c-parser.c (c_parser_compound_statement): Always enter and leave
14452 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14455 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
14457 2009-02-18 Jakub Jelinek <jakub@redhat.com>
14459 PR tree-optimization/36922
14460 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
14461 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
14464 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14466 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
14469 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14471 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
14473 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14475 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
14478 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
14479 Richard Sandiford <rdsandiford@googlemail.com>
14481 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
14482 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
14483 (loongson_biadd): ...this.
14485 2009-02-17 Richard Guenther <rguenther@suse.de>
14487 PR tree-optimization/39202
14488 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
14489 a var make sure to follow existing collapses.
14491 2009-02-17 Richard Guenther <rguenther@suse.de>
14493 PR middle-end/39214
14494 * langhooks.c (lhd_print_error_function): Check for NULL block.
14496 2009-02-17 Richard Guenther <rguenther@suse.de>
14498 PR tree-optimization/39204
14499 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
14502 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
14504 * config/soft-fp/double.h: Update from glibc CVS.
14506 2009-02-17 Richard Guenther <rguenther@suse.de>
14508 PR tree-optimization/39207
14509 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
14510 strict-aliasing warnings for pointers pointing to NULL.
14512 2009-02-16 Joseph Myers <joseph@codesourcery.com>
14515 * c-parser.c (c_parser_braced_init): Call pop_init_level when
14516 skipping until next close brace.
14518 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
14521 * config/i386/i386.c (ix86_expand_push): Set memory alignment
14522 to function argument boundary.
14524 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14526 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
14527 in the lea_add. Reload eventually constraints it properly.
14528 * config/picochip/constraints.md: Remove the target constraint
14529 "b", since it is not needed anymore.
14531 2009-02-16 Jakub Jelinek <jakub@redhat.com>
14533 * gthr-dce.h: Uglify function parameter and local variable names.
14534 * gthr-gnat.h: Likewise.
14535 * gthr-mipssde.h: Likewise.
14536 * gthr-nks.h: Likewise.
14537 * gthr-posix95.h: Likewise.
14538 * gthr-posix.h: Likewise.
14539 * gthr-rtems.h: Likewise.
14540 * gthr-single.h: Likewise.
14541 * gthr-solaris.h: Likewise.
14542 * gthr-tpf.h: Likewise.
14543 * gthr-vxworks.h: Likewise.
14544 * gthr-win32.h: Likewise.
14546 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
14549 * config/i386/i386.md: Restrict the new peephole2 to move
14550 between MMX/SSE registers.
14552 2009-02-15 Richard Guenther <rguenther@suse.de>
14555 2009-02-13 Richard Guenther <rguenther@suse.de>
14557 * configure.ac: Enable LFS.
14558 * configure: Re-generate.
14559 * config.in: Likewise.
14561 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14563 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
14564 spu_srqwbyte, spu_srqwbytebc): Define.
14565 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
14566 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
14567 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
14568 "shrqby_<mode>"): New insn-and-split patterns.
14569 * config/spu/spu.c (expand_builtin_args): Determine and return
14570 number of operands using spu_builtin_description data.
14571 (spu_expand_builtin_1): Use it.
14573 2009-02-13 Steve Ellcey <sje@cup.hp.com>
14576 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
14579 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14582 * config/i386/i386.c (override_options): Correct warning
14583 messages for -malign-loops, -malign-jumps and -malign-functions.
14585 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14588 * config/i386/i386.md: Restrict the new peephole2 to move
14589 between the general purpose registers.
14591 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14594 * config/i386/i386.c (type_natural_mode): Add a new argument.
14595 Return the original mode and warn ABI change if vector size is 32byte.
14596 (function_arg_advance): Updated.
14597 (function_arg): Likewise.
14598 (ix86_function_value): Likewise.
14599 (ix86_return_in_memory): Likewise.
14600 (ix86_sol10_return_in_memory): Likewise.
14601 (ix86_gimplify_va_arg): Likewise.
14602 (function_arg_32): Don't warn ABX ABI change here.
14603 (function_arg_64): Likewise.
14605 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
14607 * loop-iv.c (implies_p): In the final case, test that operands 0
14608 of the two comparisons match.
14610 * config/bfin/bfin.c (find_prev_insn_start): New function.
14611 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
14612 (find_next_insn_start): Move.
14614 2009-02-13 Richard Guenther <rguenther@suse.de>
14616 * configure.ac: Enable LFS.
14617 * configure: Re-generate.
14618 * config.in: Likewise.
14620 2009-02-13 Joseph Myers <joseph@codesourcery.com>
14623 * c-parser.c (c_parser_parms_list_declarator): Discard pending
14624 sizes on syntax error after some arguments have been parsed.
14626 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14628 * doc/invoke.texi (-fira): Remove.
14630 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14632 * caller-save.c: Replace regclass.c with reginfo.c in comments.
14633 * recog.c: Likewise.
14636 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
14638 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
14639 (umul_ppmm): Likewise.
14640 (count_leading_zeros): Likewise.
14641 (count_trailing_zeros): Likewise.
14642 (UMUL_TIME): Likewise.
14644 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14646 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
14647 soft-fp/t-softfp to tmake_file.
14649 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
14650 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
14651 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
14652 IA64_BUILTIN_INFQ]: New.
14653 (ia64_init_builtins): Initialize __builtin_infq,
14654 __builtin_fabsq and __builtin_copysignq if not HPUX.
14655 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
14656 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
14658 * config/ia64/lib1funcs.asm (__divtf3): Define only if
14660 (__fixtfti): Likewise.
14661 (__fixunstfti): Likewise.
14662 (__floattitf): Likewise.
14664 * config/ia64/libgcc-glibc.ver: New.
14665 * config/ia64/t-fprules-softfp: Likewise.
14666 * config/ia64/sfp-machine.h: Likewise.
14668 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
14669 (LIBGCC2_TF_CEXT): Likewise.
14670 (TF_SIZE): Likewise.
14671 (TARGET_INIT_LIBFUNCS): Likewise.
14673 * config/ia64/t-glibc (SHLINB_MAPFILES):
14674 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
14676 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14678 * config/i386/i386.c (construct_container): Rewrite processing
14679 BLKmode with X86_64_SSE_CLASS.
14681 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
14684 * config/i386/i386.md: Replace simplify_replace_rtx with
14685 replace_rtx in the new peephole2.
14687 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
14689 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
14690 loop unrolling do not happen at -O2.
14692 2009-02-12 Michael Matz <matz@suse.de>
14694 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
14696 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14698 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
14701 2009-02-12 Ben Elliston <bje@au.ibm.com>
14703 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
14704 patterns when updating the back chain. Missed in the 2009-02-10
14707 2009-02-11 Janis Johnson <janis187@us.ibm.com>
14709 * doc/extend.texi (Decimal Floating Types): Update identifier of
14710 draft TR and list of missing support.
14712 2009-02-11 Jakub Jelinek <jakub@redhat.com>
14714 PR middle-end/39154
14715 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
14716 bit to variable length decl's flags, add it also to its
14717 pointer replacement variable.
14719 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
14720 Jakub Jelinek <jakub@redhat.com>
14723 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
14724 (memory_blockage): New expander.
14725 (*memory_blockage): New insn pattern.
14726 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
14727 instead of general blockage at the end of function prologue when
14728 frame pointer is used to access red zone area. Do not emit blockage
14729 when profiling, it is emitted in generic code.
14730 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
14731 function epilogue when frame pointer is used to access red zone area.
14733 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
14736 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
14737 by arithmetic with memory operands.
14738 * config/i386/predicates.md (commutative_operator): New.
14740 2009-02-10 Janis Johnson <janis187@us.ibm.com>
14742 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
14745 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
14747 * alias.h (record_alias_subset): Declare.
14748 * alias.c (record_alias_subset): Make global.
14750 2009-02-10 Nick Clifton <nickc@redhat.com>
14752 * tree-parloops.c: Change license to GPLv3.
14753 * ipa-struct-reorg.c: Change license to GPLv3.
14754 * ipa-struct-reorg.h: Change license to GPLv3.
14756 2009-02-10 Steve Ellcey <sje@cup.hp.com>
14759 * c-decl.c (start_struct): Return NULL on error.
14761 2009-02-10 Jakub Jelinek <jakub@redhat.com>
14763 PR middle-end/39124
14764 * cfgloopmanip.c (remove_path): Call remove_bbs after
14765 cancel_loop_tree, not before it.
14768 * function.h (struct function): Add has_local_explicit_reg_vars bit.
14769 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
14770 VAR_DECLs were seen.
14771 * tree-ssa-live.c (remove_unused_locals): Recompute
14772 cfun->has_local_explicit_reg_vars.
14773 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
14774 copies or clearings if cfun->has_local_explicit_reg_vars.
14776 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.c (expand_prologue): Emit blockage at the end
14780 of function prologue when frame pointer is used to access
14783 2009-02-10 Richard Guenther <rguenther@suse.de>
14785 PR middle-end/39127
14786 * gimplify.c (gimple_regimplify_operands): Always look if
14787 we need to create a temporary.
14789 2009-02-10 Richard Guenther <rguenther@suse.de>
14791 PR tree-optimization/39132
14792 * tree-loop-distribution.c (todo): New global var.
14793 (generate_memset_zero): Trigger TODO_rebuild_alias.
14794 (tree_loop_distribution): Return todo.
14796 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
14799 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
14800 (x86_64_reg_class_name): Removed.
14801 (classify_argument): Return 0 if bytes > 32. Return 0 if the
14802 first one isn't X86_64_SSE_CLASS or any other ones aren't
14803 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
14804 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
14805 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
14806 and 3 X86_64_SSEUP_CLASS.
14807 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
14808 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
14810 2009-02-10 Ben Elliston <bje@au.ibm.com>
14812 * config/rs6000/rs6000.md (allocate_stack): Always use an update
14813 form instruction to update the stack back chain word, even if the
14814 user has disabled the generation of update instructions.
14815 (movdi_<mode>_update_stack): New.
14816 (movsi_update_stack): Likewise.
14817 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
14818 always use an update form instruction to update the stack back
14821 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
14823 PR middle-end/38953
14824 * graphite.c (if_region_set_false_region): After moving a region in
14825 the false branch of a condition, remove the empty dummy basic block.
14826 (gloog): Remove wrong fix for PR38953.
14828 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14830 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
14831 generation due to implicit sign extension.
14833 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
14835 PR middle-end/38981
14836 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
14837 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
14839 2009-02-09 Richard Guenther <rguenther@suse.de>
14841 PR middle-end/35202
14842 * convert.c (convert_to_real): Disable (float)fn((double)x)
14843 to fnf(x) conversion if errno differences may occur and
14844 -fmath-errno is set.
14846 2009-02-07 Anatoly Sokolov <aesok@post.ru>
14848 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
14849 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14850 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14852 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14855 * c-common.c (handle_alias_attribute): Disallow attribute for
14856 anything not a FUNCTION_DECL or VAR_DECL.
14858 2009-02-06 Janis Johnson <janis187@us.ibm.com>
14861 * real.c (do_compare): Special-case compare of zero against
14862 decimal float value.
14864 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14867 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
14868 as indicating flexible array members unless the field itself is
14869 being declarared as the incomplete array.
14871 2009-02-06 Jan Hubicka <jh@suse.cz>
14873 PR tree-optimization/38844
14874 * ipa-inline.c (try_inline): Stop inlining recursion when edge
14875 is already inlined.
14877 2009-02-06 Richard Guenther <rguenther@suse.de>
14879 PR middle-end/38977
14880 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
14881 fork because we may expand it as __gcov_fork.
14883 2009-02-06 Nick Clifton <nickc@redhat.com>
14885 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
14887 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
14889 PR tree-optimization/35659
14890 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
14891 vn_phi_eq): Shortcut if hashcode does not match.
14892 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
14894 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
14895 and avoid iterative_hash_expr.
14896 (FOR_EACH_VALUE_ID_IN_SET): New.
14897 (value_id_compare): Remove.
14898 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
14899 sort expressions by value id.
14901 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
14904 * config/sh/predicates.md (general_movsrc_operand): Don't check
14905 the subreg of system registers here.
14907 2009-02-05 Jakub Jelinek <jakub@redhat.com>
14910 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
14911 on the copied decl.
14913 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
14915 PR rtl-optimization/39110
14916 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
14917 addresses, not aligned ones.
14919 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
14920 Richard Guenther <rguenther@suse.de>
14922 PR tree-optimization/39100
14923 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
14924 comment says and add edges.
14926 2009-02-05 Joseph Myers <joseph@codesourcery.com>
14929 * c-common.c (handle_tls_model_attribute): Ignore attribute for
14930 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
14932 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
14934 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
14935 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
14936 register_bb_in_sese, new_sese, free_sese): Moved.
14937 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
14938 outermost_loop_in_scop, build_scop_iteration_domain,
14939 expand_scalar_variables_ssa_name, get_vdef_before_scop,
14940 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
14941 Use loop_in_sese_p instead of loop_in_scop_p.
14942 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
14943 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
14944 (scopdet_basic_block_info): Fix bug in scop detection.
14945 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
14946 eq_loop_to_cloog_loop): Remove.
14947 (nb_loops_around_loop_in_scop, nb_loop
14948 ref_nb_loops): Moved here...
14949 * graphite.h (ref_nb_loops): ... from here.
14950 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
14951 (loop_domain_dim, loop_iteration_vector_dim): Remove.
14952 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
14953 * testsuite/gcc.dg/graphite/scop-19.c: New
14955 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
14956 Hans-Peter Nilsson <hp@axis.com>
14958 PR rtl-optimization/37889
14959 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
14960 Move offset handling from PLUS to before the switch. Use new
14961 arguments when considering SYMBOL_REFs too.
14962 (rtx_addr_can_trap_p): Pass dummy offset and size.
14963 (enum may_trap_p_flags): Remove.
14964 (may_trap_p_1): Pass size from MEM_SIZE.
14966 PR rtl-optimization/38921
14967 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
14968 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
14969 * rtlanal.c (may_trap_after_code_motion_p): Delete.
14970 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
14972 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
14974 AVX Programming Reference (January, 2009)
14975 * config/i386/sse.md (*vpclmulqdq): New.
14977 2009-02-04 Jakub Jelinek <jakub@redhat.com>
14979 PR tree-optimization/38977
14980 PR gcov-profile/38292
14981 * calls.c (special_function_p): Disregard __builtin_ prefix.
14983 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
14985 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
14986 non-indexable addresses even before reload.
14988 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14991 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
14992 as having variable size. Do not give an error for unnamed
14993 parameters with [*] declarators. Give a warning for type names
14994 with [*] declarators and mark them as variable size.
14995 * c-parser.c (c_parser_sizeof_expression): Do not give an error
14996 for sizeof applied to [*] type names.
14998 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15001 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
15003 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15005 * gcc.c (process_command): Update copyright notice dates.
15006 * gcov.c (print_version): Likewise.
15007 * gcov-dump.c (print_version): Likewise.
15008 * mips-tfile.c (main): Likewise.
15009 * mips-tdump.c (main): Likewise.
15011 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15014 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
15015 for composite type involving a zero-length array type.
15017 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15020 * function.c (match_asm_constraints_1): Skip over
15021 initial optional % in the constraint.
15023 PR inline-asm/39059
15024 * c-parser.c (c_parser_postfix_expression): If fixed point is not
15025 supported, don't accept FIXED_CSTs.
15026 * c-decl.c (finish_declspecs): Error if fixed point is not supported
15027 and _Sat is used without _Fract/_Accum. Set specs->type to
15028 integer_type_node for cts_fract/cts_accum if fixed point is not
15031 2009-02-02 Catherine Moore <clm@codesourcery.com>
15033 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15035 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15037 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15038 (ABI_HAS_64BIT_SYMBOLS): Use it.
15039 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15041 2009-02-02 Paul Brook <paul@codesourcery.com>
15043 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15045 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15047 PR inline-asm/39058
15048 * recog.h (asm_operand_ok): Add constraints argument.
15049 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15050 recurse on matching constraint.
15051 (check_asm_operands): Pass constraints as 3rd argument to
15052 asm_operand_ok. Don't look up matching constraint here.
15053 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15056 2009-02-02 Ben Elliston <bje@au.ibm.com>
15058 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15059 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15061 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15063 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15064 information. Remove some obsolete information. Reorganize.
15066 * config/pa/fptr.c: Revert license to GPL 2.
15067 * config/pa/milli64.S: Likewise.
15069 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15072 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15073 LIBRARY name in, instead of hard-coding it.
15074 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15075 extra target make frag to tmake_files according to EH model.
15076 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15077 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15078 frags that define makefile variable EH_MODEL appropriately.
15079 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15080 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15081 to "-sjlj" according to type of EH configured.
15082 (LIBGCC_SONAME): Concatenate it to shared library base name.
15083 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15084 to "_sjlj" according to type of EH configured.
15085 (LIBGCC_SONAME): Concatenate it to shared library base name.
15086 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15087 (SHLIB_LINK): Add missing semicolon to if-else construct.
15088 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15089 string value of "pe_dll" command-line option.
15090 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15091 (SHLIB_SONAME): Use it when overriding t-cygming default.
15092 (SHLIB_IMPLIB): Override t-cygming default.
15093 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15094 string value of "pe_dll" command-line option.
15096 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15099 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15100 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15102 2009-01-31 Richard Guenther <rguenther@suse.de>
15104 PR tree-optimization/38937
15105 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15106 computing the transitive closure.
15108 2009-01-30 Richard Guenther <rguenther@suse.de>
15110 PR tree-optimization/39041
15111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15112 Propagate variable indices only if the types match for this stmt.
15114 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15117 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15118 inline but never defined.
15120 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
15122 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
15123 (*insv_h_di_reg_extimm): New insn.
15124 (*insv_l<mode>_reg_extimm): New insn.
15126 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15128 * config/picochip/picochip.c (flag_conserve_stack): set
15129 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
15130 fconserve-stack. Reduce call-overhead used by inliner.
15132 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15135 * common.opt (flag_conserve_stack): Initialised to zero.
15137 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
15140 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
15141 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
15144 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
15146 * ira-color.c (allocno_reload_assign): Update comments.
15147 * regmove.c (regmove_optimize): Likewise.
15151 2009-01-29 Robert Millan <rmh@aybabtu.com>
15153 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
15154 * config/i386/kopensolaris-gnu.h: New file. Undefine
15155 `MD_UNWIND_SUPPORT'.
15156 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15158 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
15160 PR tree-optimization/39007
15161 * tree-loop-distribution.c (generate_builtin): Use
15162 recompute_dominator to compute the immediate dominator of the
15163 basic block just after the loop.
15165 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15167 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
15168 (ASM_OUTPUT_DWARF_PCREL): Define.
15170 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
15172 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
15173 * doc/passes.texi: Remove entries about regclass, local-alloc, and
15174 global. Modify entries about regmove and IRA.
15176 * ra-conflict.c: Remove the file.
15178 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
15180 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
15181 (pass_regclass_init): Rename to pass_reginfo_init.
15183 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
15185 * toplev.h (flag_ira): Remove.
15187 * caller-save.c (setup_save_areas): Remove flag_ira.
15189 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
15191 * global.c: Remove the file.
15193 * opts.c (decode_options): Remove flag_ira.
15195 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
15197 * regmove.c: Modify file description.
15198 (find_use_as_address, try_auto_increment): Define them only if
15199 AUTO_INC_DEC is defined.
15200 (replacement_quality, replace_in_call_usage, fixup_match_1,
15201 stable_and_no_regs_but_for_p): Remove.
15202 (reg_set_in_bb): Make it static.
15203 (regmove_optimize): Remove flag_ira and code which worked for
15206 * local-alloc.c: Remove the file.
15208 * common.opt (fira): Remove.
15210 * ira.c: Include except.h.
15211 (eliminable_regset): Move from global.c.
15212 (mark_elimination): Ditto. Remove flag_ira.
15213 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
15214 equiv_mem_modified, validate_equiv_mem_from_store,
15215 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
15216 contains_replace_regs, memref_referenced_p, memref_used_between_p,
15217 no_equiv, recorded_label_ref): Move from local-alloc.c.
15218 (update_equiv_regs): Ditto. Make it static.
15219 (print_insn_chain, print_insn_chains): Move it from global.c.
15220 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
15221 (build_insn_chain): Ditto. Make it static.
15222 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
15223 Rename to init_live_subregs.
15224 (gate_ira): Remove flag_ira.
15226 * regclass.c: Rename reginfo.c. Change file description.
15227 (FORBIDDEN_INC_DEC_CLASSES): Remove.
15228 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
15229 (init_reg_sets_1): Remove code for evaluation of
15230 reg_class_superclasses and losing_caller_save_reg_set.
15231 (init_regs): Remove init_reg_autoinc.
15232 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
15233 ok_for_base_p_nonstrict): Remove.
15234 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
15235 (pass_regclass_init): Rename to pass_reginfo_init. Modify
15236 corresponding entries.
15237 (dump_regclass, record_operand_costs, scan_one_insn,
15238 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
15239 record_address_regs, auto_inc_dec_reg_p): Remove.
15240 (gt-regclass.h): Rename to gt-reginfo.h.
15242 * rtl.h (dump_global_regs, retry_global_alloc,
15243 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
15245 * Makefile.in (RA_H): Remove.
15246 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
15247 Rename regclass.o to reginfo.o.
15248 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
15250 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
15251 (GTFILES): Rename regclass.c to reginfo.c.
15253 * passes.c (init_optimization_passes): Remove pass_local_alloc and
15254 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
15256 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15257 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
15259 (finish_spills): Ditto. Remove code for !flag_ira.
15261 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
15263 PR middle-end/35854
15264 * doc/invoke.texi (rtl debug options): Complete rewrite.
15265 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
15267 * mode-switching.c (pass_mode_switching): Rename pass from
15268 "mode-sw" to "mode_sw".
15269 * except.c (pass_convert_to_eh_ranges): Rename pass from
15270 "eh-ranges" to "eh_ranges".
15271 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
15275 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
15276 Alexander Monakov <amonakov@ispras.ru>
15278 PR middle-end/38857
15279 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
15281 (move_exprs_to_boundary): Change return type and pass through
15282 should_move from move_op. Relax assert. Update usage ...
15283 (schedule_expr_on_boundary): ... here. Use should_move instead of
15285 (move_op_orig_expr_found): Indicate that insn was disconnected from
15287 (code_motion_process_successors): Do not call after_merge_succs
15288 callback if original expression was not found when traversing any of
15290 (code_motion_path_driver): Change return type. Update prototype.
15291 (move_op): Update comment. Add a new parameter (should_move). Update
15292 prototype. Set *should_move based on indication provided by
15293 move_op_orig_expr_found.
15295 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
15297 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
15298 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
15299 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
15300 * config/rs6000/rs6000.c (rs6000_override_options): Default
15301 avoid-indexed-addresses on for Power6, off for everything else.
15302 (avoiding_indexed_address_p): New function.
15303 (rs6000_legitimize_address): Use it.
15304 (rs6000_legitimate_address): Likewise.
15305 * config/rs6000/rs6000.md (movXX_updateX): Likewise
15307 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
15309 PR tree-optimization/38997
15310 * tree-loop-distribution.c (generate_memset_zero): Use
15311 POINTER_PLUS_EXPR for a pointer addition.
15313 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
15315 * config/s390/s390.md (bswap<mode>2): New pattern added.
15317 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15319 * config/s390/s390.md (*tls_load_31): Added type attribute.
15321 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15323 * config/s390/s390.md: Fix a few comments.
15325 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15327 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
15328 (*tm<mode>_full): Fixed z10prop attribute.
15329 (*tst<mode>_extimm): Fixed z10prop attribute.
15330 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
15331 (*tstqiCCT_cconly): Fixed z10prop attribute.
15332 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
15333 (*movsi_larl): Fixed z10prop attribute.
15334 (*movsi_zarch): Fixed z10prop attribute.
15335 (*movsi_eas): Fixed z10prop attribute.
15336 (*movhi): Fixed z10prop attribute.
15337 (*movqi): Fixed z10prop attribute.
15338 (*movstrictqi): Fixed z10prop attribute.
15339 (*mov<mode>): Fixed z10prop attribute.
15340 (*movcc): Fixed z10prop attribute.
15341 (*sethighpartdi_64): Fixed z10prop attribute.
15342 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
15343 (*negdi2_sign_cc): Fixed z10prop attribute.
15344 (*negdi2_sign): Fixed z10prop attribute.
15345 (*absdi2_sign_cc): Fixed z10prop attribute.
15346 (*absdi2_sign): Fixed z10prop attribute.
15347 (*negabsdi2_sign_cc): Fixed z10prop attribute.
15348 (*negabsdi2_sign): Fixed z10prop attribute.
15349 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
15350 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
15351 (doloop_si64): Fixed z10prop attribute.
15352 (doloop_si31): Fixed z10prop attribute.
15353 (doloop_long): Fixed z10prop attribute.
15354 (indirect_jump): Fixed z10prop attribute.
15355 (nop): Fixed z10prop attribute.
15356 (main_base_64): Fixed z10prop attribute.
15357 (reload_base_64): Fixed z10prop attribute.
15359 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15361 PR rtl-optimization/38740
15362 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
15364 * config/mips/mips.c (mips_reorg): Likewise.
15366 2009-01-28 Richard Guenther <rguenther@suse.de>
15368 PR tree-optimization/38926
15369 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
15370 with the correct value id to a value.
15371 (do_regular_insertion): Use the value number of edoubleprime
15372 for the value number of the expr.
15375 2008-08-21 Richard Guenther <rguenther@suse.de>
15377 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
15378 a PHI ask VN if it is already available.
15379 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
15380 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
15382 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15384 PR middle-end/38934
15385 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
15386 set to varying whenever max has TREE_OVERFLOW set, similarly
15387 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
15389 2009-01-28 Richard Guenther <rguenther@suse.de>
15391 PR middle-end/38908
15392 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
15393 uninitialized aggregate uses in call arguments.
15395 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
15397 PR tree-optimization/38984
15398 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
15399 the nothing_id variable if -fno-delete-null-pointer-checks.
15401 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
15404 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
15405 (set_got_offset_rex64): Ditto.
15407 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
15410 * doc/extend.texi: Improve local variable with asm reg.
15412 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
15414 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
15415 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
15416 was not supplied then set warn_packed_bitfield_compat to the
15417 default value of 1.
15418 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
15421 2009-01-27 Richard Guenther <rguenther@suse.de>
15423 PR tree-optimization/38503
15424 * cfgexpand.c (expand_gimple_basic_block): Ignore
15425 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
15426 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
15427 variables that cannot have TBAA applied.
15428 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
15431 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
15433 PR middle-end/38969
15434 * calls.c (initialize_argument_information): Do not wrap complex
15435 arguments in SAVE_EXPR.
15437 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
15439 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
15440 (INSTALL_LIBGCC): Revert typo commit.
15442 2009-01-26 Richard Guenther <rguenther@suse.de>
15444 PR tree-optimization/38745
15445 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
15446 from special handling.
15448 2009-01-26 Richard Guenther <rguenther@suse.de>
15450 PR tree-optimization/38745
15451 * tree-ssa.c (execute_update_addresses_taken): Do not include
15452 variables that cannot possibly be a register in not_reg_needs.
15453 Do not clear TREE_ADDRESSABLE on vars that may not become
15455 * tree-ssa.c (update_alias_info_1): Include those in the set
15456 of addressable vars.
15458 2009-01-26 Richard Guenther <rguenther@suse.de>
15460 PR middle-end/38851
15461 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
15462 * tree-ssa-dse.c: Include langhooks.h
15463 (execute_simple_dse): Remove stores with zero size.
15465 2009-01-24 Jakub Jelinek <jakub@redhat.com>
15468 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
15471 2009-01-24 Julian Brown <julian@codesourcery.com>
15473 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
15474 config/arm/linux-atomic.c.
15475 * config/arm/linux-atomic.c: New.
15477 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
15479 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
15480 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
15481 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
15483 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
15486 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
15489 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
15491 PR tree-optimization/38953
15492 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
15493 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
15494 (gloog): Split the exit of the scop when the scop exit is a loop exit.
15495 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
15498 2009-01-24 Paul Brook <paul@codesourcery.com>
15500 * config/arm/neon.md (neon_type): Move to arm.md.
15501 (neon_mov<VSTRUCT>): Add neon_type attribute.
15502 * config/arm/arm.md (neon_type): Move to here.
15503 (conds): Add "unconditioal" and use as default for NEON insns.
15505 2009-01-24 Ben Elliston <bje@au.ibm.com>
15507 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
15508 void *' warning from -Wc++-compat.
15509 * Makefile.in (dominance.o-warn): Remove.
15511 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
15513 PR tree-optimization/38932
15514 * fold-const.c (fold_unary_ignore_overflow): New.
15515 * tree.h (fold_unary_ignore_overflow): Declare.
15516 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
15517 * tree-ssa-sccvn.c (visit_reference_op_load,
15518 simplify_unary_expression): Likewise.
15520 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
15522 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
15523 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
15524 regardless of their type.
15525 * c-common.c (handle_packed_attribute): Don't ignore packed on
15527 * c.opt (Wpacked-bitfield-compat): New warning option.
15528 * stor-layout.c (place_field): Warn if offset of a field changed.
15529 * doc/extend.texi (packed): Mention the ABI change.
15530 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
15531 (Warning Options): Add it to the list.
15533 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
15535 * c-opts.c (c_common_post_options): Fix a typo in comments.
15537 2009-01-22 Steve Ellcey <sje@cup.hp.com>
15539 PR middle-end/38615
15540 * gimplify.c (gimplify_init_constructor): Fix promotion of const
15541 variables to static.
15542 * doc/invoke.texi (-fmerge-all-constants): Update description.
15544 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
15547 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
15548 (*movdi_1_rex64): Use type "mmx" for alternative 5.
15550 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
15552 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
15554 (LOCAL_ALIGNMENT): Similarly.
15556 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15557 Joseph Myers <joseph@codesourcery.com>
15559 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
15560 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
15561 * config/arm/arm-tune.md: Regenerate.
15562 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
15565 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15567 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
15568 version number to five.
15570 2009-01-22 Dodji Seketeli <dodji@redhat.com>
15573 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
15574 * c-common.c (set_underlying_type): Likewise.
15575 (is_typedef_decl ): Likewise
15577 (set_underlying_type): Likewise.
15578 (is_typedef_type): Likewise.
15580 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
15582 PR middle-end/38587
15583 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
15586 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
15589 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
15590 (LIBGCC_SPEC): Don't define.
15591 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
15593 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
15595 PR rtl-optimization/38879
15596 * alias.c (base_alias_check): Unaligned access via AND address can
15597 alias all surrounding object types except those with sizes equal
15598 or wider than the size of unaligned access.
15600 2009-01-21 Dodji Seketeli <dodji@redhat.com>
15603 * c-decl.c (clone_underlying_type): Move this ...
15604 * c-common.c (set_underlying_type): ... here.
15605 Also, make sure the function properly sets TYPE_STUB_DECL() on
15606 the newly created typedef variant type.
15607 (is_typedef_decl ): New entry point.
15608 * tree.h: Added a new member member_types_needing_access_check to
15609 struct tree_decl_non_common.
15610 (set_underlying_type): New entry point.
15611 (is_typedef_type): Likewise.
15613 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
15615 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
15616 Check whether two instructions have memory references that
15617 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
15618 are helper functions for traversing.
15619 * alias.h (insn_alias_sets_confilict_p): New prototypes.
15620 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
15621 not to draw dependency edge for instructions with non-conflicting
15624 2009-01-20 Joseph Myers <joseph@codesourcery.com>
15627 * longlong.h: Update copyright years. Use soft-fp license notice.
15628 Sync __clz_tab declaration with glibc.
15630 2009-01-20 Steve Ellcey <sje@cup.hp.com>
15633 * doc/extend.texi (syscall_linkage): New.
15634 (version_id): Modify.
15636 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
15637 Richard Guenther <rguenther@suse.de>
15639 PR tree-optimization/38747
15640 PR tree-optimization/38748
15641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
15642 conversion if the base address is an indirect reference and the
15643 aliasing sets could cause issues.
15645 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15647 * common.opt (fgraphite, fgraphite-identity): Add comment for
15648 explaining why these options are not documented.
15650 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15652 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
15653 gimple_call_lhs is NULL.
15655 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
15658 * emit-rtl.c (adjust_address_1): Make sure memref is never
15661 2009-01-20 Ben Elliston <bje@au.ibm.com>
15663 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15664 const qualifier from arg parameter. Remove unnecessary cast to char *.
15665 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15666 const qualifier from arg 2.
15668 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
15670 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
15672 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
15675 * rtl.h (reinit_regs): New prototype.
15676 * regclass.c: Include ira.h.
15677 (reinit_regs): New.
15678 * Makefile.in (regclass.o): Add ira.h.
15679 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
15681 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
15684 * c-common.c (handle_aligned_attribute): Use
15685 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
15686 default alignment value.
15688 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
15690 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
15691 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
15693 * doc/extend.texi: Update __attribute__ ((aligned)). Document
15694 __BIGGEST_ALIGNMENT__.
15696 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
15698 2009-01-18 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/38819
15701 * tree-flow.h (operation_could_trap_helper_p): Declare.
15702 * tree-eh.c (operation_could_trap_helper_p): Export.
15703 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
15704 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
15705 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
15706 are about to insert a possibly trapping instruction and fail
15709 2009-01-18 Andreas Schwab <schwab@suse.de>
15711 * doc/install.texi (Configuration): Remove obsolete paragraph
15712 about use of --with-gnu-ld with --with-gnu-as.
15714 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
15716 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
15717 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
15718 Follow spelling conventions.
15720 2009-01-18 Ben Elliston <bje@au.ibm.com>
15722 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
15723 C++ warning about implicit conversion from void * to struct
15725 (bitmap_obstack_free): Likewise for bitmap_element *.
15726 * Makefile.in (bitmap.o-warn): Remove.
15728 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
15730 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
15732 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
15733 Tobias Grosser <tobi.grosser@amd.com>
15735 * graphite.c (graphite_trans_scop_block): Do not block single
15738 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
15740 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
15741 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
15742 test with assertion.
15744 2009-01-16 Richard Guenther <rguenther@suse.de>
15746 PR tree-optimization/38835
15747 PR middle-end/36227
15748 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
15749 and INT + PTR -> (INT)(PTR p+ INT) folding.
15750 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
15752 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
15755 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
15756 the subreg from a lowpart subreg if it is also casting the value.
15758 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15759 Tobias Grosser <tobi.grosser@amd.com>
15761 * graphite.c (compare_prefix_loops): New.
15762 (build_scop_canonical_schedules): Rewritten.
15763 (graphite_transform_loops): Move build_scop_canonical_schedules
15764 after build_scop_iteration_domain.
15766 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15767 Tobias Grosser <tobi.grosser@amd.com>
15769 * graphite.c (add_conditions_to_domain): Add the loops to
15770 the dimension of the iteration domain. Do copy the domain
15771 only when it exists.
15772 (build_scop_conditions_1): Do not call add_conditions_to_domain.
15773 (add_conditions_to_constraints): New.
15774 (can_generate_code_stmt, can_generate_code): Removed.
15775 (gloog): Do not call can_generate_code.
15776 (graphite_transform_loops): Call add_conditions_to_constraints
15777 after building the iteration domain.
15779 2009-01-16 Jakub Jelinek <jakub@redhat.com>
15781 PR tree-optimization/38789
15782 * tree-ssa-threadedge.c
15783 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15784 __builtin_constant_p.
15786 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15788 * dce.c (delete_unmarked_insns): Reversed the order that insns are
15789 examined before deleting them.
15791 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
15793 * function.c (aggregate_value_p): Correctly extract the function
15794 type from CALL_EXPR_FN lookup.
15796 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15798 * config/picochip/picochip.c (picochip_override_options): Revert
15799 CFI asm flag disable commited previously.
15801 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
15802 Tobias Grosser <tobi.grosser@amd.com>
15803 Jan Sjodin <jan.sjodin@amd.com>
15805 * graphite.c (scan_tree_for_params): On substractions negate
15806 all the coefficients of the term.
15807 (clast_to_gcc_expression_red): New. Handle reduction expressions
15808 of more than two operands.
15809 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
15810 (get_vdef_before_scop): Handle also the case of default definitions.
15812 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
15814 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
15815 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
15816 Also use them when walking CALL_INSN_FUNCTION_USAGE.
15818 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
15819 Joey Ye <joey.ye@intel.com>
15821 PR middle-end/37843
15822 * cfgexpand.c (expand_stack_alignment): Don't update stack
15823 boundary nor check incoming stack boundary here.
15824 (gimple_expand_cfg): Update stack boundary and check incoming
15825 stack boundary here.
15827 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15829 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
15831 2009-01-14 Jakub Jelinek <jakub@redhat.com>
15833 PR rtl-optimization/38245
15834 * calls.c (expand_call): Add stack arguments to
15835 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15836 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
15837 in regs and partially in memory or BLKmode arguments.
15838 (emit_library_call_value_1): Add stack arguments to
15839 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15840 ACCUMULATE_OUTGOING_ARGS).
15841 * dce.c: Include tm_p.h.
15842 (find_call_stack_args): New function.
15843 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
15845 (mark_insn): Call find_call_stack_args for CALL_Ps.
15846 (prescan_insns_for_dce): Walk insns backwards in bb rather than
15847 forwards. Allocate and free arg_stores bitmap if needed, pass it
15848 down to deletable_insn_p, don't mark stores set in arg_stores
15849 bitmap, clear the bitmap at the beginning of each bb.
15850 * Makefile.in (dce.o): Depend on $(TM_P_H).
15852 2009-01-14 Michael Meissner <gnu@the-meissners.org>
15855 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
15856 to make sure the insn is a conditional test (bug 22599). Reformat a
15859 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
15861 PR middle-end/38431
15862 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
15863 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
15864 (gloog): Do not call cleanup_tree_cfg.
15865 (graphite_transform_loops): Call cleanup_tree_cfg after all
15866 scops have been code generated.
15868 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
15869 * doc/gty.texi (Invoking the garbage collector): Added new node
15870 and section documenting ggc_collect.
15872 2009-01-14 Richard Guenther <rguenther@suse.de>
15874 PR tree-optimization/38826
15875 PR middle-end/38477
15876 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
15877 initialization notes only if we actually emitted a warning.
15878 (intra_create_variable_infos): Add constraints for a result decl
15879 that is passed by hidden reference.
15880 (build_pred_graph): Mark all related variables non-direct on
15883 2009-01-14 Nick Clifton <nickc@redhat.com>
15885 * ira-conflicts.c: Include addresses.h for the definition of
15887 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
15888 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
15890 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
15893 * Makefile.in (ira-lives.o): Add except.h.
15895 * ira-lives.c: Include except.h.
15896 (process_bb_node_lives): Process can_throw_internal.
15898 2009-01-13 Jakub Jelinek <jakub@redhat.com>
15900 PR rtl-optimization/38774
15901 * combine.c (simplify_set): When undoing cc_use change, don't do
15902 PUT_CODE on the newly created comparison, but instead put back the
15905 2009-01-13 Joseph Myers <joseph@codesourcery.com>
15907 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
15908 values. Remove duplicate arm8 entry.
15910 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15912 PR tree-optimization/38786
15913 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
15914 the SSA_NAME case of expand_scalar_variables_expr.
15915 Set the type of an expression to the type of its assign statement.
15916 (expand_scalar_variables_expr): Also gather the scalar computation
15917 used to index the memory access. Do not pass loop_p.
15918 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
15919 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
15920 the gimple_stmt_iterator where it inserts new code.
15921 Do not pass loop_p.
15922 (copy_bb_and_scalar_dependences): Do not pass loop_p.
15923 (translate_clast): Update call to copy_bb_and_scalar_dependences.
15925 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15927 * graphite.h (debug_value): Removed.
15928 * graphite.c (debug_value): Removed.
15930 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15932 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
15933 ldrd/strd with two 32-bit instructions.
15935 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15937 * config/arm/arm.c (struct processors): Pass for speed down into
15938 cost helper functions.
15939 (const_ok_for_op): Handle COMPARE and inequality nodes.
15940 (arm_rtx_costs_1): Rewrite.
15941 (arm_size_rtx_costs): Update prototype.
15942 (arm_rtx_costs): Pass speed down to helper functions.
15943 (arm_slowmul_rtx_costs): Rework cost calculations.
15944 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
15945 (arm_9e_rtx_costs): Likewise.
15947 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
15949 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
15950 relocations of local symbols wider than UNITS_PER_WORD are not valid.
15951 (alpha_legitimize_address): Do not split local symbols wider than
15952 UNITS_PER_WORD into HIGH/LO_SUM parts.
15954 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
15957 * gcc.c (process_command): Replace call to execvp with calls
15958 to pex_one and exit.
15960 2009-01-03 Anatoly Sokolov <aesok@post.ru>
15963 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
15964 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
15965 variant for devices with 3-byte PC.
15966 (__tablejump_elpm__): New.
15968 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15971 * c-parser.c (c_parser_postfix_expression): Allow `->' in
15972 offsetof member-designator, handle it as `[0].'.
15974 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15976 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
15977 function when not using named sections on targets with named sections
15978 if branch distance is less than 262132.
15980 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
15982 * combine.c (combine_instructions): Recompute
15983 optimize_this_for_speed_p for each BB in the main combine loop.
15985 2009-01-12 Tomas Bily <tbily@suse.cz>
15988 * tree-loop-distribution.c (prop_phis): New function.
15989 (generate_builtin): Call prop_phis.
15990 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
15992 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15994 PR tree-optimization/38807
15995 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
15996 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
15998 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16000 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16001 subreg of op0 to the original op0.
16003 2009-01-11 Laurent GUERBY <laurent@guerby.net>
16005 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
16007 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
16010 * mips-tfile.c (parse_def): Fix parsing of def strings
16011 starting with digits.
16013 2009-01-10 Jakub Jelinek <jakub@redhat.com>
16016 * config/arm/arm.c (arm_is_long_call_p): Don't call
16017 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
16019 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
16021 * regrename.c (regrename_optimize): Fix dumping.
16022 (find_oldest_value_reg): Preserve REG_POINTER.
16023 (copy_hardreg_forward_1): Likewise.
16025 2009-01-09 Diego Novillo <dnovillo@google.com>
16027 * gimple.h (struct gimple_statement_base) <uid>: Document
16028 the restrictions on its use.
16029 (gimple_uid): Tidy.
16030 (gimple_set_uid): Tidy.
16032 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16034 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16035 zero guard even if align_bytes != 0 and count is smaller than
16038 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16040 PR rtl-optimization/38495
16041 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16042 (add_range_and_copies_from_move_list): Print all added ranges.
16043 Add ranges to memory optimized destination.
16045 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16049 * config/i386/i386.c (override_options): Reject
16050 -mstringop-strategy=rep_8byte with -m32.
16051 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16052 to 1. Do count comparison against epilogue_size_needed at compile
16053 time even when count_exp was constant forced into register. For
16054 size_needed don't jump to epilogue, instead just avoid aligning
16055 and invoke the body algorithm. If need_zero_guard, add zero guard
16056 even if count is non-zero, but smaller than size_needed + number of
16057 bytes that could be stored for alignment.
16058 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16059 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16060 but smaller than size_needed + number of bytes that could be stored
16061 for alignment. Compare size_needed with epilogue_size_needed instead
16062 of desired_align - align, don't adjust size_needed, pass
16063 epilogue_size_needed to the epilogue expanders.
16066 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16068 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16070 * pa.c (last_address): Change to unsigned.
16071 (update_total_code_bytes): Change argument to unsigned. Don't
16072 check if insn addresses are set.
16073 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16074 addresses are not set.
16075 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16077 2009-01-09 Nick Clifton <nickc@redhat.com>
16079 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16080 DECL_DECLARED_INLINE_P.
16082 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16084 PR middle-end/38347
16085 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16086 GET_MODE (op0) in operand_subword_force calls.
16088 PR middle-end/38771
16089 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16090 fold_convert arg0 operands to TREE_TYPE (op0) first.
16092 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16094 * params.def (ira-max-conflict-table-size): Decrease default value
16097 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16099 PR tree-optimization/37031
16100 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16102 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16103 allocate it using gc instead of heap, use VEC_quick_push instead of
16105 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16106 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16107 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16108 allocated vector from heap allocated.
16109 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16110 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16111 vector only after perfect_loop_nest_depth call.
16113 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16114 Jan Sjodin <jan.sjodin@amd.com>
16116 PR tree-optimization/38559
16117 * graphite.c (debug_value, copy_constraint,
16118 swap_constraint_variables, scale_constraint_variable, ): New.
16119 (get_lower_bound, get_upper_bound): Removed.
16120 (graphite_trans_bb_strip_mine): Clean up this code that works
16121 only for constant number of iterations. Fully copy upper and
16122 lower bound constraints, not only the constant part of them.
16123 * graphite.h (debug_value): Declared.
16125 2009-01-08 Ira Rosen <irar@il.ibm.com>
16127 PR tree-optimization/37194
16128 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
16129 Don't add the cost of cost model guard in prologue to scalar
16130 outside cost in case of known number of iterations.
16132 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
16133 Alan Modra <amodra@bigpond.net.au>
16135 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
16136 non-word-aligned REG+CONST addressing.
16138 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16141 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
16142 free_after_compilation when outputting a thunk.
16143 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
16144 Do not call free_after_compilation here.
16146 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16148 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
16149 (ix86_valid_target_attribute_inner_p): Ditto.
16151 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
16153 PR tree-optimization/38492
16154 PR tree-optimization/38498
16155 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
16156 * tree-chrec.h (scev_is_linear_expression): Declared.
16157 * graphite.c (graphite_cannot_represent_loop_niter): New.
16158 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
16159 (graphite_loop_normal_form): Use gcc_assert.
16160 (scan_tree_for_params): Use CASE_CONVERT.
16161 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
16162 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
16163 Use gcc_assert. Discard scops that contain unhandled cases.
16164 (build_scop_conditions): Return a boolean status for unhandled cases.
16165 (strip_mine_profitable_p): Print the loop number, not its depth.
16166 (is_interchange_valid): Pass the depth of the loop nest, don't
16167 recompute it wrongly.
16168 (graphite_trans_bb_block): Same.
16169 (graphite_trans_bb_block): Print tentative of loop blocking.
16170 (graphite_trans_scop_block): Do not print that the loop has been
16172 (graphite_transform_loops): Do not handle scops that contain condition
16175 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
16177 AVX Programming Reference (December, 2008)
16178 * config/i386/avxintrin.h (_mm256_stream_si256): New.
16179 (_mm256_stream_pd): Likewise.
16180 (_mm256_stream_ps): Likewise.
16182 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
16183 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
16184 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
16185 (bdesc_special_args): Add __builtin_ia32_movntdq256,
16186 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
16187 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
16188 (ix86_expand_special_args_builtin): Likewise.
16190 * config/i386/sse.md (AVXMODEDI): New.
16191 (avx_movnt<mode>): Likewise.
16192 (avx_movnt<mode>): Likewise.
16193 (<sse>_movnt<mode>): Remove AVX support.
16194 (sse2_movntv2di): Likewise.
16196 2009-01-07 Richard Guenther <rguenther@suse.de>
16198 PR middle-end/38751
16199 * fold-const.c (extract_muldiv): Remove obsolete comment.
16200 (fold_plusminus_mult_expr): Undo MINUS_EXPR
16201 to PLUS_EXPR canonicalization for the canonicalization.
16203 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
16205 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
16206 hosted cross-compilers generating less efficient code.
16208 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16210 * function.h (rtl_data): Add a dbr_scheduled_p field.
16211 * reorg.c (dbr_schedule): Set it.
16212 (gate_handle_delay_slots): Check it.
16213 * config/mips/mips.c (mips_base_delayed_branch): Delete.
16214 (mips_reorg): Check flag_delayed_branch instead of
16215 mips_base_delayed_branch.
16216 (mips_override_options): Don't set mips_base_delayed_branch
16217 or flag_delayed_branch.
16219 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16221 PR rtl-optimization/38426.
16222 * ira.c (ira): Set current_function_is_leaf earlier.
16224 2009-01-06 Jakub Jelinek <jakub@redhat.com>
16226 PR rtl-optimization/38722
16227 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
16228 too early, only set a flag and modify after last possible
16231 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16234 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
16235 * real.c (decimal_single_format): Correct values of emin and emax.
16236 (decimal_double_format): Ditto.
16237 (decimal_quad_format): Ditto.
16238 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
16239 computation of DECnn_MIN and DECnn_MAX for corrected values of
16240 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
16241 __DECnn_MIN__, and adjust its computation for the corrected value
16244 2009-01-06 Jan Hubicka <jh@suse.cz>
16247 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
16249 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16251 * doc/contrib.texi (Contributors): Slightly adjust the end note.
16252 Add Robert Clark to the list of testers.
16254 2009-01-06 Jan Hubicka <jh@suse.cz>
16255 Kai Tietz <kai.tietz@onevision.com>
16257 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
16258 * config/i386/i386.c (ix86_expand_call): Add clobbers.
16260 2009-01-06 Jan Hubicka <jh@suse.cz>
16261 Kai Tietz <kai.tietz@onevision.com>
16263 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
16265 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
16266 (ix86_nsaved_regs): Count only general purpose regs.
16267 (ix86_nsaved_sseregs): New.
16268 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
16269 to 16 for w64; compute padding and size of sse reg save area.
16270 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
16271 general purpose regs.
16272 (ix86_emit_save_sse_regs_using_mov): New.
16273 (ix86_expand_prologue): Save SSE regs if needed.
16274 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
16275 (ix86_emit_restore_sse_regs_using_mov): New.
16276 (ix86_expand_epilogue): Save SSE regs if needed.
16278 2009-01-06 Jan Hubicka <jh@suse.cz>
16279 Kai Tietz <kai.tietz@onevision.com>
16281 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
16282 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
16283 functions when accumulate outgoing args is off.
16285 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16288 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
16289 before using pseudos_have_intersected_live_ranges_p.
16291 * ira-int.h (ira_assert): Always define.
16293 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16295 AVX Programming Reference (December, 2008)
16296 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
16297 (_mm256_permute2_pd): Likewise.
16298 (_mm_permute2_ps): Likewise.
16299 (_mm256_permute2_ps): Likewise.
16300 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
16301 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
16303 * config/i386/i386.c (ix86_builtins): Remove
16304 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
16305 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
16306 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
16307 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
16308 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
16309 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
16310 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
16311 __builtin_ia32_vpermil2ps256.
16312 (ix86_init_mmx_sse_builtins): Updated.
16313 (ix86_expand_args_builtin): Likewise.
16315 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16317 * pa.c (output_call): Relocate non-jump insns in the delay slot of
16318 long absolute calls when generating PA 2.0 code.
16320 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
16322 PR rtl-optimization/38583
16323 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
16325 * params.def (ira-max-conflict-table-size): New.
16327 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
16329 * ira.h (ira_conflicts_p): New external definition.
16331 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
16332 table. Report this. Return result of building.
16333 (ira_build_conflicts): Use ira_conflicts_p. Check result of
16334 building conflict table.
16336 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
16337 (ira_color): Use ira_conflicts_p.
16339 * global.c: Include ira.h.
16340 (pseudo_for_reload_consideration_p, build_insn_chain): Use
16343 * Makefile.in (global.o): Add ira.h.
16345 * ira-build.c (mark_all_loops_for_removal,
16346 propagate_some_info_from_allocno): New.
16347 (remove_unnecessary_allocnos): Call
16348 propagate_some_info_from_allocno.
16349 (remove_low_level_allocnos): New.
16350 (remove_unnecessary_regions): Add parameter. Call
16351 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
16352 parameter to remove_unnecessary_regions.
16353 (ira_build): Remove all regions but root if the conflict table was
16354 not built. Update conflict hard regs for allocnos crossing calls.
16356 * ira.c (ira_conflicts_p): New global.
16357 (ira): Define and use ira_conflicts_p.
16359 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16360 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
16361 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
16363 2009-01-06 Ben Elliston <bje@au.ibm.com>
16365 * gengtype-lex.l (YY_NO_INPUT): Define.
16367 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16370 * c-common.c (handle_vector_size_attribute): Also reject
16371 BOOLEAN_TYPE types.
16373 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
16375 PR tree-optimization/38492
16376 * graphite.c (rename_map_elt, debug_rename_elt,
16377 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
16378 rename_map_elt_info, eq_rename_map_elts,
16379 get_new_name_from_old_name, bb_in_sese_p): Moved around.
16380 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
16381 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
16382 (sese_build_livein_liveouts): New.
16383 (new_sese, free_sese): New.
16384 (new_scop): Call new_sese.
16385 (free_scop): Call free_sese.
16386 (rename_variables_from_edge, rename_phis_end_scop): Removed.
16387 (register_old_new_names): Renamed register_old_and_new_names.
16388 (register_scop_liveout_renames, add_loop_exit_phis,
16389 insert_loop_close_phis, struct igp,
16390 default_liveout_before_guard, add_guard_exit_phis,
16391 insert_guard_phis, copy_renames): New.
16392 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
16393 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
16394 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
16395 (scop_adjust_phis_for_liveouts): New.
16396 (gloog): Call scop_adjust_phis_for_liveouts.
16398 * graphite.h (struct sese): Documented. Added fields liveout,
16399 num_ver and livein.
16400 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
16401 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
16402 (struct scop): Added field liveout_renames.
16403 (SCOP_LIVEOUT_RENAMES): New.
16405 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16407 PR tree-optimization/38510
16408 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
16409 (translate_clast): Call recompute_all_dominators before
16411 (gloog): Call recompute_all_dominators before graphite_verify.
16413 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16414 Jan Sjodin <jan.sjodin@amd.com>
16416 PR tree-optimization/38500
16417 * graphite.c (create_sese_edges): Call fix_loop_structure after
16420 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16422 * config.gcc: Add m32r*-*-rtems*.
16423 * config/m32r/rtems.h: New file.
16425 2009-01-05 Ben Elliston <bje@au.ibm.com>
16427 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
16428 (.po.pox): Likewise.
16429 (po/gcc.pot): Likewise.
16431 2009-01-04 David S. Miller <davem@davemloft.net>
16433 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
16434 (STARTING_FRAME_OFFSET): Always set to zero.
16436 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16438 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
16439 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
16440 fixed-point types, and vectors of the same.
16442 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16444 * config/mips/sync.md (*mb_barrier): Rename to...
16445 (*memory_barrier): ...this.
16447 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
16449 * doc/extend.texi (Function Attributes): Move @cindex after @item
16450 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
16451 and put in alphabetical order. Fix 'target' name and put in order.
16452 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
16455 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16457 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
16458 (memory_barrier): Expand as unspec instead of unspec_volatile.
16459 Remove mem:BLK from insn operands. Use Pmode scratch register.
16460 (*memory_barrier): Define as unspec instead of unspec_volatile.
16461 Use (match_dup 0) as input operand.
16463 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
16464 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
16465 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
16466 scratch register. Remove operand 1.
16467 (*stbar): Define as unspec instead of unspec_volatile.
16468 Use (match_dup 0) as input operand, remove (const_int 8).
16469 (*membar): Define as unspec instead of unspec_volatile.
16470 Use (match_dup 0) as input operand, remove input operand 2.
16472 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
16473 (memory_barrier): Expand as unspec instead of unspec_volatile.
16474 Remove mem:BLK from insn operands. Use Pmode scratch register.
16475 (*memory_barrier): Define as unspec instead of unspec_volatile.
16476 Use (match_dup 0) as input operand.
16478 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
16479 Remove mem:BLK from insn operands. Use Pmode scratch register.
16480 Set volatile flag on operand 0.
16481 (*memory_barrier): New insn pattern.
16483 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
16485 (*memory_barrier): Use (match_dup 0) as input operand.
16487 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
16488 Remove mem:BLK from insn operands. Use Pmode scratch register.
16489 Set volatile flag on operand 0.
16490 (*mb_internal): New insn pattern.
16492 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
16494 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16496 PR middle-end/38586
16497 * function.c (struct temp_slot): Move to the section of the file
16498 that deals with temp slots. Remove field 'address'.
16499 (temp_slot_address_table): New hash table of address -> temp slot.
16500 (struct temp_slot_address_entry): New struct, items for the table.
16501 (temp_slot_address_compute_hash, temp_slot_address_hash,
16502 temp_slot_address_eq, insert_temp_slot_address): Support functions
16504 (find_temp_slot_from_address): Rewrite to use the new hash table.
16505 (remove_unused_temp_slot_addresses): Remove addresses of temp
16506 slots that have been made available.
16507 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
16508 worker function for remove_unused_temp_slot_addresses.
16509 (assign_stack_temp_for_type): Don't clear the temp slot address list.
16510 Add the temp slot address to the address -> temp slot map.
16511 (update_temp_slot_address): Update via insert_temp_slot_address.
16512 (free_temp_slots): Call remove_unused_temp_slot_addresses.
16513 (pop_temp_slots): Likewise.
16514 (init_temp_slots): Allocate the address -> temp slot map, or empty
16515 the map if it is already allocated.
16516 (prepare_function_start): Initialize temp slot processing.
16518 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16520 PR middle-end/38584
16521 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
16522 Calculate the size of all stack vars assuming no packing of stack
16523 vars will happen, replacing a quadratic algorithm with a linear one.
16525 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16528 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
16531 2009-01-03 Diego Novillo <dnovillo@google.com>
16533 * doc/contrib.texi: Update contributions.
16535 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16538 * builtins.c (fold_builtin_memory_op): Give up if either operand
16539 is volatile. Set srctype or desttype to non-qualified version
16543 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
16544 and FUNCTION_DECLs.
16546 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
16548 PR rtl-optimization/35805
16549 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
16550 problem if fast dce is able to remove any instructions.
16551 * dce.c (dce_process_block): Fix dump message.
16553 2009-01-02 Mark Mitchell <mark@codesourcery.com>
16556 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
16558 2009-01-02 Jakub Jelinek <jakub@redhat.com>
16560 PR middle-end/38690
16561 * tree-flow.h (op_code_prio, op_prio): New prototypes.
16562 * tree-pretty-print.c (op_code_prio): New function.
16563 (op_prio): No longer static. Use op_code_prio.
16564 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
16565 Use op_prio and op_code_prio to determine if () should be
16566 printed around operand(s) or not.
16568 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
16569 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
16570 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
16571 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
16572 pp_character instead of pp_string for single letter printing.
16574 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16576 * doc/extend.texi: Fix '#pragma GCC option' typo.
16578 2009-01-02 Richard Guenther <rguenther@suse.de>
16580 * doc/install.texi (--enable-checking): Mention different
16581 default for stage1.
16582 (--enable-stage1-checking): Document.
16584 2009-01-01 Andrew Pinski <pinskia@gmail.com>
16586 PR middle-end/30142
16587 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
16588 case to be an error.
16590 2009-01-02 Ben Elliston <bje@au.ibm.com>
16592 * config/fp-bit.h (pack_d): Constify argument.
16593 * config/fp-bit.c (makenan): Constify return type. Remove casts.
16594 (isnan): Constify argument.
16596 (iszero): Likewise.
16597 (pack_d): Likewise.
16598 (_fpadd_parts): Constify return type.
16599 (_fpmul_parts): Likewise.
16600 (_fpdiv_parts): Likewise.
16602 2009-01-01 Jakub Jelinek <jakub@redhat.com>
16605 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
16606 warn about overwriting initializer with side-effects or
16607 -Woverride-init if !IMPLICIT.
16608 (output_init_element): Likewise. Pass IMPLICIT down to
16610 (process_init_element): Add IMPLICIT argument. Pass it down
16611 to output_init_element.
16612 (push_init_element, pop_init_level, set_designator): Adjust
16613 process_init_element callers.
16614 (set_nonincremental_init, set_nonincremental_init_from_string):
16615 Adjust add_pending_init callers.
16616 (output_pending_init_elements): Adjust output_init_element callers.
16617 * c-tree.h (process_init_element): Adjust prototype.
16618 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
16619 process_init_element callers.
16622 Copyright (C) 2009 Free Software Foundation, Inc.
16624 Copying and distribution of this file, with or without modification,
16625 are permitted in any medium without royalty provided the copyright
16626 notice and this notice are preserved.