1 2009-09-10 Jason Merrill <jason@redhat.com>
3 * tree.c (chain_index): New fn.
6 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8 * config/sol2-c.c (cmn_err_length_specs): Initialize
11 2009-09-10 Richard Henderson <rth@redhat.com>
13 * tree.h (struct tree_decl_common): Move align member earlier;
14 move label_decl_uid member ...
15 (struct tree_label_decl): ... here.
16 (LABEL_DECL_UID): Update to match.
18 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
21 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
22 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
24 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
25 dest_prev if the edge is complex.
27 * tree-cfg.c (is_ctrl_stmt): Use a switch.
29 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
30 loop latch tests earlier.
32 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
33 before GIMPLE_RETURN, not after its predecessor; insert
36 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
37 gimple_seq_empty_p to test for no PHI nodes.
38 * tree-cfg.c (split_critical_edges): Likewise.
40 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
42 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
44 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
45 introduced by the VTA branch merge.
47 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
49 * ira-conflicts.c: Use fputs or putc instead of fprintf
53 * tree-switch-conversion.c: Ditto.
55 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
57 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
58 introduced by the VTA branch merge.
60 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
63 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
65 PR rtl-optimization/39779
66 * expr.c (convert_modes): Return when mode == oldmode after
67 CONST_INTs are processed.
69 2009-09-10 Nick Clifton <nickc@redhat.com>
71 * config/mep/mep.c (mep_encode_section_info): Copy weakness
72 attribute and referring decl when creating renamed symbol.
74 2009-09-10 Richard Guenther <rguenther@suse.de>
77 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
79 (cgraph_finalize_compilation_unit): Compute reachability
80 before emitting thunks. Properly process aliases before
81 possibly removing unreachable nodes.
83 2009-09-10 Richard Guenther <rguenther@suse.de>
86 * tree.c (struct free_lang_data_d): Add worklist member.
87 (find_decls_types_r): Push onto the worklist instead of recursing.
88 Handle TREE_BINFOs properly.
89 (find_decls_types): New function wrapped around find_decls_types_r
90 to process the worklist.
91 (find_decls_types_in_eh_region): Use it.
92 (find_decls_types_in_node): Likewise.
93 (find_decls_types_in_var): Likewise.
94 (free_lang_data_in_cgraph): Likewise. Free the worklist.
95 * tree.h (RECORD_OR_UNION_TYPE_P): New.
96 (AGGREGATE_TYPE_P): Adjust.
98 2009-09-09 Jason Merrill <jason@redhat.com>
100 * configure.ac: Check glibc version even if we have an in-tree
103 2009-09-09 Anthony Green <green@moxielogic.com>
105 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
106 the constant 0 when appropriate.
107 * config/moxie/constraints.md: Add constraint O.
109 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
110 to pass up to 6 32-bit argument values in registers.
111 (moxie_function_arg): Ditto.
112 (moxie_arg_partial_bytes): Ditto.
113 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
114 (REG_PARM_STACK_SPACE): Ditto.
115 (FUNCTION_ARG_REGNO_P): Ditto.
117 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
118 instruction to allocate stack space.
120 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
122 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
123 unnecessarily stringent constraints. Fix address
124 calculation in the splitters.
126 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
128 PR rtl-optimization/39779
129 * expr.c (convert_modes): Return when mode == oldmode after
130 CONST_INTs are processed.
132 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
135 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
136 (ix86_expand_prologue): Take frame.padding0 into logic of
138 (ix86_expand_epilogue): Likewise.
140 2009-09-09 Jakub Jelinek <jakub@redhat.com>
142 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
144 (SHLIB_LINK, SHLIB_INSTALL): Use them.
145 * config/t-slibgcc-libgcc: New file.
146 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
148 2009-09-09 Martin Jambor <mjambor@suse.cz>
150 PR tree-optimization/41089
151 * tree-sra.c (find_var_candidates): Do not consider va_lists in
154 2009-09-09 Richard Henderson <rth@redhat.com>
156 * gimple.h (CASE_GIMPLE_OMP): New.
157 (is_gimple_omp): Use it.
158 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
159 (verify_gimple_debug): Likewise.
161 2009-09-09 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/41101
164 * tree-ssa-pre.c (maximal_set): Remove.
165 (compute_antic_aux): Treat the maximal set as implicitly all ones.
166 Defer all blocks we didn't visit at least one successor.
167 (add_to_exp_gen): Do not add to the maximal set.
168 (make_values_for_phi): Likewise.
169 (compute_avail): Likewise.
170 (init_pre): Do not allocate the maximal set.
171 (execute_pre): Do not dump it.
173 2009-09-09 Martin Jambor <mjambor@suse.cz>
175 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
176 an SSA_NAME rather than a is_gimple_variable.
178 2009-09-09 Richard Guenther <rguenther@suse.de>
181 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
182 code dealing with plain pointer bases.
183 (maybe_fold_offset_to_reference): Likewise.
184 (maybe_fold_stmt_addition): Adjust.
186 2009-09-09 Richard Guenther <rguenther@suse.de>
188 * tree.c (free_lang_data_in_type): Do not free the type variant
190 (free_lang_data): Merge char_type_node with its properly signed
192 (pass_ipa_free): Collect after freeing language specific data.
194 2009-09-09 Michael Matz <matz@suse.de>
197 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
198 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
199 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
202 2009-09-08 DJ Delorie <dj@redhat.com>
204 * config/mep/mep.c (conversions[]): Add "ml" pattern.
206 2009-09-04 Jason Merrill <jason@redhat.com>
208 * tree.c (tree_find_value): Remove.
209 * tree.h: Remove prototype.
210 * varasm.c (assemble_external): Use value_member instead.
212 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
214 * toplev.c (process_options): Choose default debugging type when
215 gtoggle enables debug info and type is unset.
217 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
221 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
224 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
226 * configure: Rebuilt with modified libtool.m4.
228 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
233 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
235 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
237 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
238 (remove_statement): Likewise.
239 (rewrite_use_nonlinear_expr): Adjust.
240 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
241 * tree-ssa.c (release_defs_bitset): ... this. New.
242 * tree-flow.h (release_defs_bitset): Declare.
244 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
247 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
250 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
252 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
253 via intptr_t to long type.
254 (insert_operand_rank): Cast long type via intptr_t to
256 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
258 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
259 from pointer to unsigned via uintptr_t.
261 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
262 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
264 * configure: Regenerated.
265 * config.in: Regenerated
266 * system.h (stdint.h): Add include.
267 (inttypes.h): Likewise.
268 * Makefile.in (aclocal): Add config/stdint.m4.
269 * aclocal.m4: Regenerated.
271 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
273 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
275 (note_np_check_stores): New function.
276 (harmless_null_pointer_p): New function.
277 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
278 changed. Take into account whether we're in the shadow of a condjump
279 that tested NP_REG for NULL.
280 Lose all code that tested for SEQUENCEs.
281 (workaround_speculation): Avoid inserting NOPs for loads that are
282 either always executed or a NULL pointer.
284 2009-09-08 Jan Hubicka <jh@suse.cz>
286 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
287 * params.def (early-inlining-insns): Likewise.
289 2009-09-08 Jakub Jelinek <jakub@redhat.com>
291 PR rtl-optimization/41239
292 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
293 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
295 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
296 across calls, as the calls might not always return normally.
297 (call_may_noreturn_p): New function.
298 (deps_analyze_insn): Update last_function_call_may_noreturn list.
299 (init_deps): Initialize it.
300 (remove_from_deps): Also remove calls from
301 last_function_call_may_noreturn list.
303 2009-09-07 Richard Henderson <rth@redhat.com>
305 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
306 more VR->OPERANDS than LHS operands. Free LHS before returning.
308 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
310 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
311 (attr "addrtype"): New member "spreg".
312 Use it if mem_spfp_address_operand is true for the address.
313 (attr "type"): New entry "stall".
314 (cpu_unit "load"): New.
315 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
317 (insn_reservation "loadsp"): New.
318 (insn_reservation "load_stall1"): New.
319 (insn_reservation "load_stall3"): New.
321 * config/bfin/predicates.md (const1_operand, const3_operand): New.
322 (mem_p_address_operand): Exclude stack and frame pointer based
324 (mem_spfp_address_operand): New; match them here.
325 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
326 (bfin_reorg): Call it if scheduling insns.
327 (bfin_gen_bundles): Remove dummy insns created by
328 add_sched_insns_for_speculation.
330 From Jie Zhang <jie.zhang@analog.com>:
331 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
332 bfin_si_revision, bfin_workarounds): Move these ...
333 * config/bfin/bfin.h: ... here.
335 From Mike Frysinger <michael.frysinger@analog.com>
336 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
337 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
338 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
339 bf547m, bf548m, and bf549m.
340 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
341 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
342 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
343 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
344 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
345 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
346 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
347 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
348 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
349 bf542m, bf544m, bf547m, bf548m, and bf549m.
351 From Jie Zhang <jie.zhang@analog.com>:
352 * config/bfin/predicates.md (p_register_operand): New predicate.
353 (dp_register_operand): New predicate.
354 * config/bfin/bfin-protos.h (WA_05000074): Define.
355 (ENABLE_WA_05000074): Define.
356 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
357 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
358 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
359 (define_attr addrtype): Allow load/store register to be P register.
360 (define_attr storereg): New.
361 (define_cpu_unit anomaly_05000074): New.
362 (define_insn_reservation dsp32shiftimm): New.
363 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
364 (define_insn_reservation loadp): Cannot use slot2.
365 (define_insn_reservation loadsp): Cannot use slot2.
366 (define_insn_reservation storep): Cannot use slot2. Does not
367 apply when working around 05000074.
368 (define_insn_reservation storep_anomaly_05000074): New.
369 (define_insn_reservation storei): Does not apply when working
371 (define_insn_reservation storei_anomaly_05000074): New.
372 (define_attr length): Add dsp32shiftimm case.
373 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
374 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
375 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
376 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
377 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
379 2009-09-07 Martin Jambor <mjambor@suse.cz>
382 * tree-sra.c (create_artificial_child_access): Return NULL if
383 build_ref_for_offset fails.
384 (propagate_subacesses_accross_link): Allow build_ref_for_offset
385 and create_artificial_child_access to fail.
387 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
390 * unwind-dw2.c (uw_init_context_1): Mark noinline.
391 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
392 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
394 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
396 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
397 block, ensure it has an exit edge. Emit a barrier after a jump.
399 2009-09-07 Nick Clifton <nickc@redhat.com>
401 * gcc.c (this_is_linker_script): New variable. Like
402 this_is_library_file but for the %T constructor.
403 (end_going_arg): If this_is_linker_script is set then locate the
404 script and insert a --script switch before it
405 (do_spec_2): Initialise this_is_linker_script.
406 (do_spec_1): Likewise. Handle %T construct.
407 (eval_spec_function): Preserve this_is_linker_script.
408 * doc/invoke.texi: Document %T construct in spec files.
409 * config/m32c/m32c.h (LIB_SPEC): Use it.
411 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
413 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
414 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
415 when volatile flag is set.
416 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
418 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
421 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
422 (combine_stack_adjustments_for_block): Allow insns between stack
423 adjustments and stores with corresponding pre-(dec|inc)rement or
424 pre-modify operation.
426 2009-09-06 Jakub Jelinek <jakub@redhat.com>
429 * combine-stack-adj.c (struct csa_memlist): Rename to...
430 (struct csa_reflist): ... this. Rename mem field to ref.
431 (free_csa_memlist): Rename to...
432 (free_csa_reflist): ... this.
433 (record_one_stack_memref): Rename to...
434 (record_one_stack_ref): ... this. Handle also REG_P.
435 (try_apply_stack_adjustment): Handle also REG_P.
436 (struct record_stack_memrefs_data): Rename to...
437 (struct record_stack_refs_data): ... this. Rename memlist field to
439 (record_stack_memrefs): Rename to...
440 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
441 subexpressions instead of failing when a MEM contains SP references.
442 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
443 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
445 2009-09-06 Richard Guenther <rguenther@suse.de>
448 * tree.c (build_array_type): Do not record types marked
449 with structural equality in the canonical type hashtable.
451 2009-09-06 Richard Guenther <rguenther@suse.de>
454 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
456 2009-09-05 Richard Guenther <rguenther@suse.de>
459 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
461 2009-09-05 Richard Guenther <rguenther@suse.de>
464 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
466 2009-09-05 Richard Guenther <rguenther@suse.de>
469 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
470 before comparing function argument types.
472 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
475 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
478 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
481 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
483 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
484 locators before emit_insn is called.
486 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
489 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
490 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
491 (reginfo_init): Don't call allocate_reg_info.
493 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
496 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
497 NONDEBUG_INSN_P instead of INSN_P.
499 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
502 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
504 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
507 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
508 pattern of the split.
510 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
512 * toplev.c (process_options): Move setter of flag_var_tracking
513 before other tests that depend on it. Move down setter of
514 flag_rename_registers. Don't enable var-tracking-assignments
515 by default if selective scheduling is enabled. Warn if both
518 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
520 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
521 comment. Use switch statement to catch overlaps between rtx
522 and tree codes. Accept FUNCTION_DECLs in addition to those in...
523 (IS_DECL_CODE): ... here. Remove.
524 (check_value_is_not_decl): Remove.
525 (dv_from_decl, dv_from_value): Check after conversion.
527 2009-09-04 Richard Guenther <rguenther@suse.de>
530 * (cgraph_finalize_compilation_unit): Move finalizing aliases
531 after emitting tunks. Move emitting thunks and ctors from ...
532 (cgraph_optimize): ... here. Remove redundant
533 cgraph_analyze_functions.
534 * varasm.c (find_decl_and_mark_needed): Remove no longer
536 (finish_aliases_1): Adjust check for thunk aliases.
538 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
540 * config/arm/arm.md (ctzsi2): Added braces
541 to avoid warning that broke booststrap.
543 2009-09-04 Martin Jambor <mjambor@suse.cz>
545 PR tree-optimization/41112
546 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
547 handle variable-bounded arrays.
548 (expr_with_var_bounded_array_refs_p): New function.
549 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
551 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
553 * config/s390/2097.md: Removed two incorrect bypasses.
554 (z10_fsimpdf): Fixed latency.
555 (z10_fhex): New insn_reservation.
556 (z10_floaddf): Fixed latency.
557 (z10_floadsf): Fixed latency.
558 (z10_ftrunctf): Fixed latency.
559 (z10_ftruncdf): Fixed latency.
560 * config/s390/s390.c (z10_cost): Fixed values.
561 (s390_adjust_priority): Added z10 path.
562 * config/s390/s390.md (type): Added fhex.
563 (*mov<mode>_64dfp): Updated type attribute.
564 (*mov<mode>_64): Updated type attribute.
565 (*mov<mode>_31): Updated type attribute.
566 (*mov<mode>"): Likewise.
567 * config/s390/2084.md (x_fsimpdf): Updated condition.
569 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
571 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
572 RTXs in the predicate for operand 1.
574 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
576 * config/arm/arm.md (UNSPEC_RBIT): New constant.
578 (ctzsi2): New expand.
579 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
581 2009-09-03 Martin Jambor <mjambor@suse.cz>
583 * tree-sra.c (duplicate_expr_for_different_base): Removed.
584 (create_artificial_child_access): Use build_ref_for_offset instead
585 of duplicate_expr_for_different_base.
586 (propagate_subacesses_accross_link): Likewise.
588 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
590 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
592 (mips16e_collect_argument_saves): Skip debug instructions.
593 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
594 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
595 (r10k_insert_cache_barriers): Likewise.
596 (mips_reorg_process_insns): Likewise.
598 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
601 * ira.c (update_equiv_reg): Remove check on class likely spill.
603 2009-09-03 Jakub Jelinek <jakub@redhat.com>
606 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
607 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
611 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
612 the stack slot if it is passed by invisible reference.
613 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
614 by invisible reference.
616 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
618 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
619 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
620 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
622 * config/bfin/sync.md: New file.
623 * config/bfin/bfin.md: Include it.
624 (UNSPEC_ATOMIC): New.
625 (UNSPEC_ONES): Provide a unique number.
627 From Jie Zhang <jie.zhang@analog.com>:
628 * config/bfin/bfin.c (ret_regs): New.
629 (must_save_fp_p): Don't return true because of frame_pointer_needed.
630 (must_save_rets_p): New.
631 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
632 current_function_is_leaf.
634 (do_unlink): Likewise.
635 (expand_interrupt_handler_prologue): Use ret_regs array.
636 (expand_interrupt_handler_epilogue): Use ret_regs array and
637 pass return register to gen_return_internal.
638 (bfin_expand_epilogue): Pass return register to
640 (bfin_expand_call): Explicitly clobber RETS.
641 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
642 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
643 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
644 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
646 (return_internal): Take a reg rtx rather than the register number.
648 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
650 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
651 when comparing against estimated_loop_iterations_int return.
653 2009-09-03 Richard Guenther <rguenther@suse.de>
655 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
656 eh_personality_libfunc.
658 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
660 * tree-parloops.c (separate_decls_in_region): Add space.
662 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
664 * tree-parloops.c (separate_decls_in_region): Change the condition
665 checking if there are reductions in the loop.
667 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
669 PR tree-optimization/38275
670 * tree-parloops.c (parallelize_loops): Replace profitability condition
671 for expected number of iterations.
673 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
675 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
676 (bootstrap-debug): Explain conditions in which it becomes default.
677 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
680 2009-09-03 Namhyung Kim <namhyung@gmail.com>
682 * doc/invoke.texi (Optimize Options): Move
683 -finline-small-functions to the -O2 list.
685 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
687 * toplev.c (process_options): Enable var-tracking-assignments
688 by default if var-tracking is enabled.
690 2009-09-02 David Daney <ddaney@caviumnetworks.com>
692 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
694 * emit-rtl.c (prev_nonnote_insn_bb): New function.
695 * rtl.h (prev_nonnote_insn_bb): Declare it.
697 2009-09-03 Diego Novillo <dnovillo@google.com>
699 * cgraph.c (cgraph_node_for_decl): New.
700 * cgraph.h (cgraph_node_for_decl): Declare.
701 * tree.c (host_integerp): Return 0 if T is NULL.
703 2009-09-03 Diego Novillo <dnovillo@google.com>
705 * tree.h (struct alias_pair): Move from varasm.c.
706 (alias_pairs): Likewise.
707 (TYPE_MAXVAL): Define.
708 (TYPE_MINVAL): Define.
709 (iterative_hash_host_wide_int): Declare.
710 (remove_unreachable_alias_pairs): Declare.
711 * tree-pass.h (pass_ipa_free_lang_data): Declare.
712 * diagnostic.c (default_diagnostic_starter): Make extern.
713 (default_diagnostic_finalizer): Make extern.
714 * diagnostic.h (default_diagnostic_starter): Declare.
715 (default_diagnostic_finalizer): Declare.
716 (default_tree_printer): Declare.
717 * toplev.c (default_tree_printer): Make extern.
719 2009-09-03 Richard Guenther <rguenther@suse.de>
720 Diego Novillo <dnovillo@google.com>
722 * cgraph.c (cgraph_add_new_function): Remove gimplification.
723 * cgraphunit.c (cgraph_expand_function): Do not emit
724 associated thunks from here.
725 (cgraph_emit_thunks): New.
726 (cgraph_optimize): Call it.
727 Return if any IPA pass finds an error.
728 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
731 2009-09-03 Simon Baldwin <simonb@google.com>
732 Rafael Espindola <espindola@google.com>
733 Richard Guenther <rguenther@suse.de>
734 Doug Kwan <dougkwan@google.com>
735 Diego Novillo <dnovillo@google.com>
737 * tree.c: Include tree-pass.h, langhooks-def.h,
738 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
739 (free_lang_data_in_type): New.
740 (need_assembler_name_p): New.
741 (free_lang_data_in_block): New.
742 (free_lang_data_in_decl): New.
743 (struct free_lang_data_d): New.
744 (add_tree_to_fld_list): New.
745 (find_decls_types_r): New.
746 (get_eh_types_for_runtime): New.
747 (find_decls_types_in_eh_region): New.
748 (find_decls_types_in_node): New.
749 (find_decls_types_in_var): New.
750 (free_lang_data_in_cgraph): New.
751 (free_lang_data): New.
752 (gate_free_lang_data): New.
753 (pass_ipa_free_lang_data): New.
755 2009-09-03 Diego Novillo <dnovillo@google.com>
757 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
758 * langhooks.h (struct lang_hooks): Add field free_lang_data.
759 (lang_hooks): Remove const qualifier.
760 * ipa.c (cgraph_remove_unreachable_nodes): Call
761 remove_unreachable_alias_pairs.
762 * except.c (add_type_for_runtime): Check if TYPE has
763 already been converted.
764 (lookup_type_for_runtime): Likewise.
765 (check_handled): Handle converted types.
766 * varasm.c (remove_unreachable_alias_pairs): New.
767 * gimple.c: Include demangle.h.
768 (gimple_decl_printable_name): New.
769 (gimple_fold_obj_type_ref): New.
770 * gimple.h (gimple_decl_printable_name): Declare.
771 (gimple_fold_obj_type_ref): Declare.
772 * passes.c (init_optimization_passes): Add pass
773 pass_ipa_free_lang_data.
774 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
775 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
777 2009-09-03 Diego Novillo <dnovillo@google.com>
779 * c-lang.c (lang_hooks): Remove const qualifier.
781 2009-09-02 Loren James Rittle <ljrittle@acm.org>
783 * doc/install.texi (*-*-freebsd*): Update target information.
785 2009-09-02 Anatoly Sokolov <aesok@post.ru>
787 * hard-reg-set.h (call_fixed_regs): Remove.
788 * reginfo.c (call_fixed_regs): Remove.
789 (init_reg_sets_1): Remove initialization of call_fixed_regs.
790 (globalize_reg): Don't use call_fixed_regs.
791 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
794 2009-09-01 Michael Matz <matz@suse.de>
796 * expr.h (emit_storent_insn, expand_expr_real_1,
797 expand_expr_real_2): Declare.
798 * expr.c (emit_storent_insn, expand_expr_real_1,
799 expand_expr_real_2): Export.
800 (store_expr): Setting and evaluating dont_return_target is useless.
801 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
802 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
803 * except.c (expand_resx_expr): Rename to ...
804 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
805 * except.h (expand_resx_stmt): Declare.
806 * stmt.c: Add include gimple.h
807 (expand_asm_expr): Rename to ...
808 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
809 (expand_case): Rewrite to take gimple statement.
810 * tree.h (expand_asm_stmt): Declare.
811 (expand_case): Change prototype.
812 * Makefile.in (stmt.o): Depend on gimple.h.
813 * builtins.c (expand_builtin_synchronize): Build gimple asm
814 statement, not an ASM_EXPR.
815 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
816 gimple_to_tree, release_stmt_tree): Remove.
817 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
818 ggc_free, but hold comparison code and operands separately.
819 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
820 (expand_call_stmt, expand_gimple_stmt_1,
821 expand_gimple_stmt): New helpers.
822 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
823 release_stmt_tree. Call expand_gimple_stmt instead.
824 (expand_gimple_basic_block): Ditto.
826 * calls.c (emit_call_1): Don't look at EH regions here, make
827 fntree parameter useless.
828 (expand_call): New local rettype for TREE_TYPE(exp), use it
829 throughout. Remove local p, use addr instead.
830 Don't look at EH regions here.
832 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
834 * doc/invoke.texi (-fsched-pressure): Document it.
835 (-fsched-reg-pressure-heuristic): Remove it.
837 * reload.c (ira.h): Include.
838 (find_reloads): Add choosing reload on number of small spilled
841 * haifa-sched.c (ira.h): Include.
842 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
843 saved_reg_pressure, curr_reg_live, saved_reg_live,
844 region_ref_regs): New variables.
845 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
846 initiate_reg_pressure_info, setup_ref_regs,
847 initiate_bb_reg_pressure_info, save_reg_pressure,
848 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
850 (setup_insn_reg_pressure_info): New function.
851 (rank_for_schedule): Add pressure checking and insn issue time.
852 Remove comparison of insn reg weights.
853 (ready_sort): Set insn reg pressure info.
854 (update_register_pressure, setup_insn_max_reg_pressure,
855 update_reg_and_insn_max_reg_pressure,
856 sched_setup_bb_reg_pressure_info): New functions.
857 (schedule_insn): Add code for printing and updating reg pressure info.
858 (find_set_reg_weight, find_insn_reg_weight): Remove.
859 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
860 (debug_ready_list): Print reg pressure info.
861 (schedule_block): Ditto. Check insn issue time.
862 (sched_init): Set up sched_pressure_p. Allocate and set up some
863 reg pressure related info.
864 (sched_finish): Free some reg pressure related info.
865 (fix_tick_ready): Make insn always ready if pressure_p.
866 (init_h_i_d): Don't call find_insn_reg_weight.
867 (haifa_finish_h_i_d): Free insn reg pressure info.
869 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
870 ira_memory_move_cost, ira_class_hard_regs,
871 ira_class_hard_regs_num, ira_no_alloc_regs,
872 ira_available_class_regs, ira_reg_class_cover_size,
873 ira_reg_class_cover, ira_class_translate): Move to ira.h.
875 * ira-lives.c (single_reg_class): Check mode to find how many
876 registers are necessary for operand.
877 (ira_implicitly_set_insn_hard_regs): New.
879 * common.opt (fsched-pressure): New options.
880 (fsched-reg-pressure-heuristic): Remove.
882 * ira.c (setup_eliminable_regset): Rename to
883 ira_setup_eliminable_regset. Make it external.
884 (expand_reg_info): Pass cover class to setup_reg_classes.
885 (ira): Call resize_reg_info instead of allocate_reg_info.
887 * sched-deps.c: Include ira.h.
888 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
889 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
890 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
891 mark_insn_hard_regno_birth, mark_insn_reg_birth,
892 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
893 mark_insn_reg_store, mark_insn_reg_clobber,
894 setup_insn_reg_pressure_info): New.
895 (sched_analyze_1): Update implicit_reg_pending_uses.
896 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
897 Use them to create dependencies. Set insn reg uses and pressure
898 info. Process reg_pending_uses in one place.
899 (free_deps): Free implicit sets.
900 (remove_from_deps): Remove implicit sets if necessary. Check
901 implicit sets when clearing reg_last_in_use.
902 (init_deps_global): Clear implicit_reg_pending_clobbers and
903 implicit_reg_pending_uses.
905 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
906 ira_memory_move_cost, ira_class_hard_regs,
907 ira_class_hard_regs_num, ira_no_alloc_regs,
908 ira_available_class_regs, ira_reg_class_cover_size,
909 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
910 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
911 ira_implicitly_set_insn_hard_regs): New prototypes.
913 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
914 cost_elements_num): New variables.
915 (allocno_costs, total_costs): Rename to costs and
917 (COSTS_OF_ALLOCNO): Rename to COSTS.
918 (allocno_pref): Rename to pref.
919 (allocno_pref_buffer): Rename to pref_buffer.
920 (common_classes): Rename to regno_cover_class.
922 (record_reg_classes): Set allocno attributes only if allocno_p.
923 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
924 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
925 and COSTS_OF_ALLOCNO.
926 (print_costs): Rename to print_allocno_costs.
927 (print_pseudo_costs): New.
928 (process_bb_node_for_costs): Split into 2 functions with new
929 function process_bb_for_costs. Pass BB to process_bb_for_costs.
930 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
931 new parameter dump_file. Use cost_elements_num instead of
932 ira_allocnos_num. Make one iteration if preferred classes were
933 already calculated for scheduler. Make 2 versions of code
934 depending on allocno_p.
935 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
936 regno_cover_class and COSTS instead of common_classes and
938 (init_costs, finish_costs): New.
939 (ira_costs): Set up allocno_p and cost_elements_num. Call
940 init_costs and finish_costs.
941 (ira_set_pseudo_classes): New.
943 * rtl.h (allocate_reg_info): Remove.
944 (resize_reg_info): Change return type.
945 (reg_cover_class): New.
946 (setup_reg_classes): Add new parameter.
948 * sched-int.h (struct deps_reg): New member implicit_sets.
949 (sched_pressure_p, sched_regno_cover_class): New external definitions.
950 (INCREASE_BITS): New macro.
951 (struct reg_pressure_data, struct reg_use_data): New.
952 (struct _haifa_insn_data): Remove reg_weight. Add members
953 reg_pressure, reg_use_list, reg_set_list, and
954 reg_pressure_excess_cost_change.
955 (struct deps): New member implicit_sets.
956 (pressure_p): New variable.
957 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
958 (struct reg_pressure_data, struct reg_use_data): New.
959 (INSN_REG_WEIGHT): Remove.
960 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
961 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
962 (sched_init_region_reg_pressure_info,
963 sched_setup_bb_reg_pressure_info): New prototypes.
965 * reginfo.c (struct reg_pref): New member coverclass.
966 (reg_cover_class): New function.
967 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
968 (reg_info_size): New variable.
969 (allocate_reg_info): Make static. Setup reg_info_size.
970 (resize_reg_info): Use reg_info_size. Return flag of resizing.
971 (setup_reg_classes): Add a new parameter. Setup cover class too.
973 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
976 * sched-rgn.c (deps_join): Set up implicit_sets.
977 (schedule_region): Set up region and basic blocks pressure
980 * passes.c (init_optimization_passes): Move
981 pass_subregs_of_mode_init before pass_sched.
983 2009-09-02 Martin Jambor <mjambor@suse.cz>
985 * tree-sra.c (struct access): New field grp_hint.
986 (dump_access): Dump grp_hint.
987 (sort_and_splice_var_accesses): Set grp_hint if a group is read
989 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
990 those which have been specifically read and somehow written to.
991 (propagate_subacesses_accross_link): Set grp_hint of right child and
992 also possibly of the left child.
994 2009-09-02 Jakub Jelinek <jakub@redhat.com>
996 * tree-object-size.c (addr_object_size): Always use object_size_type
997 0 or 2 when determining the pointer pointed object size.
999 2009-09-02 Richard Guenther <rguenther@suse.de>
1002 2009-08-31 Richard Guenther <rguenther@suse.de>
1004 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1005 to query if the memory regions for memmove overlap.
1006 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1007 asserts on pointers, instead deal with odd trees.
1008 (ptr_derefs_may_alias_p): Likewise.
1009 (refs_may_alias_p_1): Constructor bases also never alias.
1011 2009-08-01 Christian Bruel <christian.bruel@st.com>
1014 2009-07-31 Christian Bruel <christian.bruel@st.com>
1015 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1017 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1019 * doc/invoke.texi (-fvar-tracking-assignments): New.
1020 (-fvar-tracking-assignments-toggle): New.
1021 (-fdump-final-insns=file): Mark filename as optional.
1022 (--param min-nondebug-insn-uid): New.
1023 (-gdwarf-@{version}): Mention version 4.
1024 * opts.c (common_handle_option): Accept it.
1025 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1026 * regrename.c (regrename_optimize): Drop last. Don't count debug
1027 insns as uses. Don't reject change because of debug insn.
1028 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1029 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1030 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1031 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1032 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1033 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1034 * doc/gimple.texi (is_gimple_debug): New.
1035 (gimple_debug_bind_p): New.
1036 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1037 * doc/install.texi (bootstrap-debug): More details.
1038 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1039 (bootstrap-debug-lib): More details.
1040 (bootstrap-debug-ckovw): Update.
1041 (bootstrap-time): New.
1042 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1043 (insert_phi_nodes_for): Insert debug stmts.
1044 (rewrite_stmt): Take iterator. Insert debug stmts.
1045 (rewrite_enter_block): Adjust.
1046 (maybe_replace_use_in_debug_stmt): New.
1047 (rewrite_update_stmt): Use it.
1048 (mark_use_interesting): Return early for debug stmts.
1049 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1050 stmts before replacing stmt.
1051 (move_computations_stmt): Likewise.
1052 * ira-conflicts.c (add_copies): Skip debug insns.
1053 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1054 (regstat_bb_compute_ri): Skip debug insns.
1055 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1056 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1057 check_loop_closed_ssa_stmt): Skip debug stmts.
1058 * tree-tailcall.c (find_tail_calls): Likewise.
1059 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1060 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1061 (build_var_debug_value_stat): Declare.
1062 (build_var_debug_value): Define.
1063 (target_for_debug_bind): Declare.
1064 * reload.c (find_equiv_reg): Skip debug insns.
1065 * rtlanal.c (reg_used_between_p): Skip debug insns.
1066 (side_effects_p): Likewise.
1067 (canonicalize_condition): Likewise.
1068 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1069 insns never depend on debug insns.
1070 (create_ddg_dep_no_link): Likewise.
1071 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1072 Don't add inter-loop dependencies for debug insns.
1073 (build_intra_loop_deps): Likewise.
1074 (create_ddg): Count debug insns.
1075 * ddg.h (struct ddg::num_debug): New.
1076 (num_backargs): Pair up with previous int field.
1077 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1078 -fcompare-debug-second.
1079 * final.c (get_attr_length_1): Skip debug insns.
1080 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1081 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1082 (driver_self_specs): Map -fdump-final-insns to
1083 -fdump-final-insns=..
1084 (get_local_tick): New.
1085 (compare_debug_dump_opt_spec_function): Test for . argument and
1086 compute output name. Compute temp output spec without flag name.
1087 Compute -frandom-seed.
1088 (OPT): Undef after use.
1089 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1090 (average_num_loop_insns): Likewise.
1091 * params.h (MIN_NONDEBUG_INSN_UID): New.
1092 * gimple.def (GIMPLE_DEBUG): New.
1093 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1094 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1095 (merge_in_block): Fix whitespace.
1096 * toplev.c (flag_var_tracking): Update comment.
1097 (flag_var_tracking_assignments): New.
1098 (flag_var_tracking_assignments_toggle): New.
1099 (process_options): Don't open final insns dump file if we're not
1100 going to write to it. Compute defaults for var_tracking.
1101 * df-scan.c (df_insn_rescan_debug_internal): New.
1102 (df_uses_record): Handle debug insns.
1103 * haifa-sched.c (ready): Initialize n_debug.
1104 (contributes_to_priority): Skip debug insns.
1105 (dep_list_size): New.
1107 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1108 they're ready. Disregard previous debug insns to make decisions.
1109 (queue_insn): Never queue debug insns.
1110 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1111 (schedule_insn): Don't reject debug insns because of issue rate.
1112 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1113 (queue_to_ready): Skip and discount debug insns.
1114 (choose_ready): Let debug insns through.
1115 (schedule_block): Check boundary debug insns. Discount debug
1116 insns, schedule them early. Adjust whitespace.
1117 (set_priorities): Check for boundary debug insns.
1118 (add_jump_dependencies): Use dep_list_size.
1119 (prev_non_location_insn): New.
1120 (check_cfg): Use it.
1121 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1123 (remove_unused_ivs): Reset debug stmts.
1124 * modulo-sched.c (const_iteration_count): Skip debug insns.
1125 (res_MII): Discount debug insns.
1126 (loop_single_full_bb_p): Skip debug insns.
1127 (sms_schedule): Likewise.
1128 (sms_schedule_by_order): Likewise.
1129 (ps_has_conflicts): Likewise.
1130 * caller-save.c (refmarker_fn): New.
1131 (save_call_clobbered_regs): Replace regs with saved mem in
1133 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1134 Call refmarker_fn mark for hardregnos.
1135 (mark_reg_as_referenced): New.
1136 (replace_reg_with_saved_mem): New.
1137 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1138 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1140 (cse_extended_basic_block): Skip debug insns.
1141 (count_reg_usage): Likewise.
1142 (is_dead_reg): New, split out of...
1143 (set_live_p): ... here.
1144 (insn_live_p): Use it for debug insns.
1145 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
1146 (execute_optimize_stdarg): Likewise.
1147 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1148 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
1149 changes in debug stmts as changes.
1150 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
1151 (moveup_expr): Don't move across debug insns. Don't move
1152 debug insn if it would create a bookkeeping block.
1153 (moveup_expr_cached): Don't use cache for debug insns that
1154 are heads of blocks.
1155 (compute_av_set_inside_bb): Skip debug insns.
1156 (sel_rank_for_schedule): Schedule debug insns first. Remove
1158 (block_valid_for_bookkeeping_p); Support lax searches.
1159 (create_block_for_bookkeeping): Adjust block numbers when
1160 encountering debug-only blocks.
1161 (find_place_for_bookkeeping): Deal with debug-only blocks.
1162 (generate_bookkeeping_insn): Accept no place to insert.
1163 (remove_temp_moveop_nops): New argument full_tidying.
1164 (prepare_place_to_insert): Deal with debug insns.
1165 (advance_state_on_fence): Debug insns don't start cycles.
1166 (update_boundaries): Take fence as argument. Deal with
1168 (schedule_expr_on_boundary): No full_tidying on debug insns.
1169 (fill_insns): Deal with debug insns.
1170 (track_scheduled_insns_and_blocks): Don't count debug insns.
1171 (need_nop_to_preserve_insn_bb): New, split out of...
1172 (remove_insn_from_stream): ... this.
1173 (fur_orig_expr_not_found): Skip debug insns.
1174 * rtl.def (VALUE): Move up.
1176 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
1177 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1178 Set it if debug stmts are found.
1179 (statement_sink_location): Skip debug stmts. Propagate
1180 moving defs into debug stmts.
1181 * ifcvt.c (first_active_insn): Skip debug insns.
1182 (last_active_insns): Likewise.
1183 (cond_exec_process_insns): Likewise.
1184 (noce_process_if_block): Likewise.
1185 (check_cond_move_block): Likewise.
1186 (cond_move_convert_if_block): Likewise.
1187 (block_jumps_and_fallthru_p): Likewise.
1188 (dead_or_predicable): Likewise.
1189 * dwarf2out.c (debug_str_hash_forced): New.
1190 (find_AT_string): Add comment.
1191 (gen_label_for_indirect_string): New.
1192 (get_debug_string_label): New.
1193 (AT_string_form): Use it.
1194 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1195 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1196 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1197 several operations that cannot be represented with DWARF opcodes.
1198 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1199 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1200 (dwarf2out_var_location): Take during-call mark into account.
1201 (output_indirect_string): Update comment. Output if there are
1202 label and references.
1203 (prune_indirect_string): New.
1204 (prune_unused_types): Call it if debug_str_hash_forced.
1205 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1206 (dw_long_long_const): Remove.
1207 (struct dw_val_struct): Change val_long_long type to rtx.
1208 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1209 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1210 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1211 component instead of HOST_BITS_PER_LONG.
1212 (output_loc_operands): Likewise. For const8* assert
1213 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1214 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1215 rather than HOST_BITS_PER_LONG is >= 64.
1216 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1218 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1219 HOST_BITS_PER_LONG for dw_val_class_long_long.
1220 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1221 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1222 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1224 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1225 Handle DW_OP_implicit_value.
1226 (extract_int): Move prototype earlier.
1227 (mem_loc_descriptor): For SUBREG punt if inner
1228 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1229 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1230 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1231 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1232 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1233 instead of Pmode size.
1234 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1235 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1236 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1237 (concat_loc_descriptor, concatn_loc_descriptor,
1238 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1239 (add_location_or_const_value_attribute): Likewise. For single
1240 location loc_lists attempt to use add_const_value_attribute
1241 for constant decls. Add DW_AT_const_value even if
1242 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1244 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1245 (control_flow_insn_p): Likewise.
1246 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
1247 (separate_decls_in_region_debug_bind): New.
1248 (separate_decls_in_region): Process debug bind stmts afterwards.
1249 * recog.c (verify_changes): Handle debug insns.
1250 (extract_insn): Likewise.
1251 (peephole2_optimize): Skip debug insns.
1252 * dse.c (scan_insn): Skip debug insns.
1253 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1255 (setup_id_for_insn): Handle debug insns.
1256 (maybe_tidy_empty_bb): Adjust whitespace.
1257 (tidy_control_flow): Skip debug insns.
1258 (sel_remove_insn): Adjust for debug insns.
1259 (sel_estimate_number_of_insns): Skip debug insns.
1260 (create_insn_rtx_from_pattern): Handle debug insns.
1261 (create_copy_of_insn_rtx): Likewise.
1262 * sel-sched-.h (sel_bb_end): Declare.
1263 (sel_bb_empty_or_nop_p): New.
1264 (get_all_loop_exits): Use it.
1265 (_eligible_successor_edge_p): Likewise.
1266 (return_nop_to_pool): Adjust.
1267 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1268 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1269 * gimple-pretty-print.c (dump_gimple_debug): New.
1270 (dump_gimple_stmt): Use it.
1271 (dump_bb_header): Skip gimple debug stmts.
1272 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1273 (fixup_match_2): Likewise.
1274 (regmove_backward_pass): Likewise. Simplify combined
1275 replacement. Handle debug insns.
1276 * function.c (instantiate_virtual_regs): Handle debug insns.
1277 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1278 * print-rtl.h: Include cselib.h.
1279 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
1280 * df.h (df_inns_rescan_debug_internal): Declare.
1281 * gcse.c (alloc_hash_table): Estimate n_insns.
1282 (cprop_insn): Don't regard debug insns as changes.
1283 (bypass_conditional_jumps): Skip debug insns.
1284 (one_pre_gcse_pass): Adjust.
1285 (one_code_hoisting_pass): Likewise.
1286 (compute_ld_motion_mems): Skip debug insns.
1287 (one_cprop_pass): Adjust.
1288 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1289 (if_convertible_stmt_p): Handle debug stmts.
1290 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1291 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1292 * ira-build.c (create_bb_allocnos): Skip debug insns.
1293 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1294 (has_single_use): Likewise.
1295 (single_imm_use): Likewise.
1296 (num_imm_uses): Likewise.
1297 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1298 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1299 (create_outofssa_var_map): Likewise.
1300 * lower-subreg.c (adjust_decomposed_uses): New.
1301 (resolve_debug): New.
1302 (decompose_multiword_subregs): Use it.
1303 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1304 * emit-rtl.c: Include params.h.
1305 (cur_debug_insn_uid): Define.
1306 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1307 (copy_rtx_if_shared_1): Handle debug insns.
1308 (reset_used_flags): Likewise.
1309 (set_used_flags): LIkewise.
1310 (get_max_insn_count): New.
1311 (next_nondebug_insn): New.
1312 (prev_nondebug_insn): New.
1313 (make_debug_insn_raw): New.
1314 (emit_insn_before_noloc): Handle debug insns.
1315 (emit_jump_insn_before_noloc): Likewise.
1316 (emit_call_insn_before_noloc): Likewise.
1317 (emit_debug_insn_before_noloc): New.
1318 (emit_insn_after_noloc): Handle debug insns.
1319 (emit_jump_insn_after_noloc): Likewise.
1320 (emit_call_insn_after_noloc): Likewise.
1321 (emit_debug_insn_after_noloc): Likewise.
1322 (emit_insn_after): Take loc from earlier non-debug insn.
1323 (emit_jump_insn_after): Likewise.
1324 (emit_call_insn_after): Likewise.
1325 (emit_debug_insn_after_setloc): New.
1326 (emit_debug_insn_after): New.
1327 (emit_insn_before): Take loc from later non-debug insn.
1328 (emit_jump_insn_before): Likewise.
1329 (emit_call_insn_before): Likewise.
1330 (emit_debug_insn_before_setloc): New.
1331 (emit_debug_insn_before): New.
1332 (emit_insn): Handle debug insns.
1333 (emit_debug_insn): New.
1334 (emit_jump_insn): Handle debug insns.
1335 (emit_call_insn): Likewise.
1337 (init_emit): Take min-nondebug-insn-uid into account.
1338 Initialize cur_debug_insn_uid.
1339 (emit_copy_of_insn_after): Handle debug insns.
1340 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1341 location of single rhs in place.
1342 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1343 (floor_sdiv_adjust): New.
1344 (cell_sdiv_adjust): New.
1345 (cell_udiv_adjust): New.
1346 (round_sdiv_adjust): New.
1347 (round_udiv_adjust): New.
1348 (wrap_constant): Moved from cselib.
1349 (unwrap_constant): New.
1350 (expand_debug_expr): New.
1351 (expand_debug_locations): New.
1352 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1354 (gimple_expand_cfg): Expand debug locations.
1355 * cselib.c: Include tree-pass.h.
1356 (struct expand_value_data): New.
1357 (cselib_record_sets_hook): New.
1358 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1359 (cselib_clear_table): Move, and implemnet in terms of...
1360 (cselib_reset_table_with_next_value): ... this.
1361 (cselib_get_next_unknown_value): New.
1362 (discard_useless_locs): Don't discard preserved values.
1363 (cselib_preserve_value): New.
1364 (cselib_preserved_value_p): New.
1365 (cselib_preserve_definitely): New.
1366 (cselib_clear_preserve): New.
1367 (cselib_preserve_only_values): New.
1368 (new_cselib_val): Take rtx argument. Dump it in details.
1369 (cselib_lookup_mem): Adjust.
1370 (expand_loc): Take regs_active in struct. Adjust. Silence
1371 dumps unless details are requested.
1372 (cselib_expand_value_rtx_cb): New.
1373 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1374 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1375 without details. Copy more subregs. Try to resolve values
1376 using a callback. Wrap constants.
1377 (cselib_subst_to_values): Adjust.
1378 (cselib_log_lookup): New.
1379 (cselib_lookup): Call it.
1380 (cselib_invalidate_regno): Don't count preserved values as useless.
1381 (cselib_invalidate_mem): Likewise.
1382 (cselib_record_set): Likewise.
1383 (struct set): Renamed to cselib_set, moved to cselib.h.
1384 (cselib_record_sets): Adjust. Call hook.
1385 (cselib_process_insn): Reset table when it would be cleared.
1386 (dump_cselib_val): New.
1387 (dump_cselib_table): New.
1388 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1389 (remove_forwarder_block): Support moving debug stmts.
1390 * cselib.h (cselib_record_sets_hook): Declare.
1391 (cselib_expand_callback): New type.
1392 (cselib_expand_value_rtx_cb): Declare.
1393 (cselib_reset_table_with_next_value): Declare.
1394 (cselib_get_next_unknown_value): Declare.
1395 (cselib_preserve_value): Declare.
1396 (cselib_preserved_value_p): Declare.
1397 (cselib_preserve_only_values): Declare.
1398 (dump_cselib_table): Declare.
1399 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1400 (try_crossjump_to_edge): Likewise.
1401 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1402 dominated blocks when debug stmts are present.
1403 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1404 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1405 (set_var_live_on_entry): Likewise.
1406 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1407 * cfglayout.c (curr_location, last_location): Make static.
1408 (set_curr_insn_source_location): Don't avoid bouncing.
1409 (get_curr_insn_source_location): New.
1410 (get_curr_insn_block): New.
1411 (duplicate_insn_chain): Handle debug insns.
1412 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1414 * common.opt (fcompare-debug): Move to sort order.
1415 (fdump-unnumbered-links): Likewise.
1416 (fvar-tracking-assignments): New.
1417 (fvar-tracking-assignments-toggle): New.
1418 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1419 because of debug stmts.
1420 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1421 (eliminate_unnecessary_stmts): Walk dominated blocks before
1423 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1424 * ira.c (memref_used_between_p): Skip debug insns.
1425 (update_equiv_regs): Likewise.
1426 * sched-deps.c (sd_lists_size): Accept empty list.
1427 (sd_init_insn): Mark debug insns.
1428 (sd_finish_insn): Unmark them.
1429 (sd_add_dep): Reject non-debug deps on debug insns.
1430 (fixup_sched_groups): Give debug insns group treatment.
1432 (sched_analyze_reg): Don't mark debug insns for sched before call.
1433 (sched_analyze_2): Handle debug insns.
1434 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1436 (deps_analyze_insn): Handle debug insns.
1437 (deps_start_bb): Skip debug insns.
1438 (init_deps): Initialize last_debug_insn.
1439 * tree-ssa.c (target_for_debug_bind): New.
1440 (find_released_ssa_name): New.
1441 (propagate_var_def_into_debug_stmts): New.
1442 (propagate_defs_into_debug_stmts): New.
1443 (verify_ssa): Skip debug bind stmts without values.
1444 (warn_uninialized_vars): Skip debug stmts.
1445 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1446 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1447 (rtx_equal_p): Likewise.
1448 * ira-costs.c (scan_one_insn): Skip debug insns.
1449 (process_bb_node_for_hard_reg_moves): Likewise.
1450 * rtl.h (DEBUG_INSN_P): New.
1451 (NONDEBUG_INSN_P): New.
1452 (MAY_HAVE_DEBUG_INSNS): New.
1453 (INSN_P): Accept debug insns.
1454 (RTX_FRAME_RELATED_P): Likewise.
1455 (INSN_DELETED_P): Likewise
1456 (PAT_VAR_LOCATION_DECL): New.
1457 (PAT_VAR_LOCATION_LOC): New.
1458 (PAT_VAR_OCATION_STATUS): New.
1459 (NOTE_VAR_LOCATION_DECL): Reimplement.
1460 (NOTE_VAR_LOCATION_LOC): Likewise.
1461 (NOTE_VAR_LOCATION_STATUS): Likewise.
1462 (INSN_VAR_LOCATION): New.
1463 (INSN_VAR_LOCATION_DECL): New.
1464 (INSN_VAR_LOCATION_LOC): New.
1465 (INSN_VAR_LOCATION_STATUS): New.
1466 (gen_rtx_UNKNOWN_VAR_LOC): New.
1467 (VAR_LOC_UNKNOWN_P): New.
1468 (NOTE_DURING_CALL_P): New.
1469 (SCHED_GROUP_P): Accept debug insns.
1470 (emit_debug_insn_before): Declare.
1471 (emit_debug_insn_before_noloc): Declare.
1472 (emit_debug_insn_beore_setloc): Declare.
1473 (emit_debug_insn_after): Declare.
1474 (emit_debug_insn_after_noloc): Declare.
1475 (emit_debug_insn_after_setloc): Declare.
1476 (emit_debug_insn): Declare.
1477 (make_debug_insn_raw): Declare.
1478 (prev_nondebug_insn): Declare.
1479 (next_nondebug_insn): Declare.
1480 (delegitimize_mem_from_attrs): Declare.
1481 (get_max_insn_count): Declare.
1482 (wrap_constant): Declare.
1483 (unwrap_constant): Declare.
1484 (get_curr_insn_source_location): Declare.
1485 (get_curr_insn_block): Declare.
1486 * tree-inline.c (insert_debug_decl_map): New.
1487 (processing_debug_stmt): New.
1488 (remap_decl): Don't create new mappings in debug stmts.
1489 (remap_gimple_op_r): Don't add references in debug stmts.
1490 (copy_tree_body_r): Likewise.
1491 (remap_gimple_stmt): Handle debug bind stmts.
1492 (copy_bb): Skip debug stmts.
1493 (copy_edges_for_bb): Likewise.
1494 (copy_debug_stmt): New.
1495 (copy_debug_stmts): New.
1496 (copy_body): Copy debug stmts at the end.
1497 (insert_init_debug_bind): New.
1498 (insert_init_stmt): Take id. Skip and emit debug stmts.
1499 (setup_one_parameter): Remap variable earlier, register debug mapping.
1500 (estimate_num_insns): Skip debug stmts.
1501 (expand_call_inline): Preserve debug_map.
1502 (optimize_inline_calls): Check for no debug_stmts left-overs.
1503 (unsave_expr_now): Preserve debug_map.
1504 (copy_gimple_seq_and_replace_locals): Likewise.
1505 (tree_function_versioning): Check for no debug_stmts left-overs.
1506 Init and destroy debug_map as needed. Split edges unconditionally.
1507 (build_duplicate_type): Init and destroy debug_map as needed.
1508 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1509 (struct copy_body_data): Add debug_stmts and debug_map.
1510 * sched-int.h (struct ready_list): Add n_debug.
1511 (struct deps): Add last_debug_insn.
1512 (DEBUG_INSN_SCHED_P): New.
1513 (BOUNDARY_DEBUG_INSN_P): New.
1514 (SCHEDULE_DEBUG_INSN_P): New.
1515 (sd_iterator_cond): Accept empty list.
1516 * combine.c (create_log_links): Skip debug insns.
1517 (combine_instructions): Likewise.
1518 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1519 return value is always unshared.
1520 (struct rtx_subst_pair): New.
1521 (auto_adjust_pair): New.
1522 (propagate_for_debug_subst): New.
1523 (propagate_for_debug): New.
1524 (try_combine): Skip debug insns. Propagate removed defs into
1526 (next_nonnote_nondebug_insn): New.
1527 (distribute_notes): Use it. Skip debug insns.
1528 (distribute_links): Skip debug insns.
1529 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1530 * resource.c (mark_target_live_regs): Likewise.
1531 * var-tracking.c: Include cselib.h and target.h.
1532 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1534 (micro_operation_type_name): New.
1535 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1536 (struct micro_operation_def): Update comments.
1537 (decl_or_value): New type. Use instead of decls.
1538 (struct emit_note_data_def): Add vars.
1539 (struct attrs_def): Use decl_or_value.
1540 (struct variable_tracking_info_def): Add permp, flooded.
1541 (struct location_chain_def): Update comment.
1542 (struct variable_part_def): Use decl_or_value.
1543 (struct variable_def): Make var_part a variable length array.
1545 (scratch_regs): New.
1546 (cselib_hook_called): New.
1547 (dv_is_decl_p): New.
1548 (dv_is_value_p): New.
1551 (dv_as_opaque): New.
1552 (dv_onepart_p): New.
1554 (IS_DECL_CODE): New.
1555 (check_value_is_not_decl): New.
1556 (dv_from_decl): New.
1557 (dv_from_value): New.
1558 (dv_htab_hash): New.
1559 (variable_htab_hash): Use it.
1560 (variable_htab_eq): Support values.
1561 (variable_htab_free): Free from the right pool.
1562 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1563 (attrs_list_union): Adjust.
1564 (attrs_list_mpdv_union): New.
1565 (tie_break_pointers): New.
1566 (canon_value_cmp): New.
1567 (unshare_variable): Return possibly-modified slot.
1568 (vars_copy_1): Adjust.
1569 (var_reg_decl_set): Adjust. Split out of...
1570 (var_reg_set): ... this.
1571 (get_init_value): Adjust.
1572 (var_reg_delete_and_set): Adjust.
1573 (var_reg_delete): Adjust.
1574 (var_regno_delete): Adjust.
1575 (var_mem_decl_set): Split out of...
1576 (var_mem_set): ... this.
1577 (var_mem_delete_and_set): Adjust.
1578 (var_mem_delete): Adjust.
1582 (variable_union): Adjust. Speed up merge of 1-part vars.
1583 (variable_canonicalize): Use unshared slot.
1584 (VALUED_RECURSED_INTO): New.
1585 (find_loc_in_1pdv): New.
1586 (struct dfset_merge): New.
1587 (insert_into_intersection): New.
1588 (intersect_loc_chains): New.
1590 (canonicalize_loc_order_check): New.
1591 (canonicalize_values_mark): New.
1592 (canonicalize_values_star): New.
1593 (variable_merge_over_cur): New.
1594 (variable_merge_over_src): New.
1595 (dataflow_set_merge): New.
1596 (dataflow_set_equiv_regs): New.
1597 (remove_duplicate_values): New.
1598 (struct dfset_post_merge): New.
1599 (variable_post_merge_new_vals): New.
1600 (variable_post_merge_perm_vals): New.
1601 (dataflow_post_merge_adjust): New.
1602 (find_mem_expr_in_1pdv): New.
1603 (dataflow_set_preserve_mem_locs): New.
1604 (dataflow_set_remove_mem_locs): New.
1605 (dataflow_set_clear_at_call): New.
1606 (onepart_variable_different_p): New.
1607 (variable_different_p): Use it.
1608 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
1609 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1611 (track_loc_p): Pass it true.
1612 (struct count_use_info): New.
1613 (find_use_val): New.
1614 (replace_expr_with_values): New.
1616 (use_type): New, partially split out of...
1617 (count_uses): ... this. Count new micro-ops.
1618 (count_uses_1): Adjust.
1619 (count_stores): Adjust.
1620 (count_with_sets): New.
1621 (VAL_NEEDS_RESOLUTION): New.
1622 (VAL_HOLDS_TRACK_EXPR): New.
1623 (VAL_EXPR_IS_COPIED): New.
1624 (VAL_EXPR_IS_CLOBBERED): New.
1625 (add_uses): Adjust. Generate new micro-ops.
1626 (add_uses_1): Adjust.
1627 (add_stores): Generate new micro-ops.
1628 (add_with_sets): New.
1629 (find_src_status): Adjust.
1630 (find_src_set_src): Adjust.
1631 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1632 Handle new micro-ops. Canonicalize value equivalances.
1633 (vt_find_locations): Compute total size of hash tables for
1634 dumping. Perform merge for var-tracking-assignments. Don't
1635 disregard single-block loops.
1636 (dump_attrs_list): Handle decl_or_value.
1637 (dump_variable): Take variable. Deal with decl_or_value.
1638 (dump_variable_slot): New.
1639 (dump_vars): Use it.
1640 (dump_dataflow_sets): Adjust.
1641 (set_slot_part): New, extended to support one-part variables
1642 after splitting out of...
1643 (set_variable_part): ... this.
1644 (clobber_slot_part): New, split out of...
1645 (clobber_variable_part): ... this.
1646 (delete_slot_part): New, split out of...
1647 (delete_variable_part): .... this.
1648 (check_wrap_constant): New.
1649 (vt_expand_loc_callback): New.
1650 (vt_expand_loc): New.
1651 (emit_note_insn_var_location): Adjust. Handle values. Handle
1652 EMIT_NOTE_AFTER_CALL_INSN.
1653 (emit_notes_for_differences_1): Adjust. Handle values.
1654 (emit_notes_for_differences_2): Likewise.
1655 (emit_notes_for_differences): Adjust.
1656 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
1657 Adjust. Handle new micro-ops.
1658 (vt_add_function_parameters): Adjust. Create and bind values.
1659 (vt_initialize): Adjust. Initialize scratch_regs and
1660 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1661 operations. Move some code to count_with_sets and add_with_sets.
1662 (delete_debug_insns): New.
1663 (vt_debug_insns_local): New.
1664 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1666 (var_tracking_main): If var-tracking-assignments is enabled
1667 but var-tracking isn't, delete debug insns and leave. Likewise
1668 if we exceed limits or fail the stack adjustments tests, and
1669 after all var-tracking processing.
1670 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1671 (dataflow_set): Add traversed_vars.
1672 (value_chain, const_value_chain): New typedefs.
1673 (value_chain_pool, value_chains): New variables.
1674 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1675 add_value_chains, add_cselib_value_chains, remove_value_chain,
1676 remove_value_chains, remove_cselib_value_chains): New functions.
1677 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1678 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1680 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1681 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1682 (dst_can_be_shared): New variable.
1683 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1684 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1685 different from set->vars, look up slot again instead of using the
1687 (dataflow_set_init): Initialize traversed_vars.
1688 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1689 lookup if set->vars is shared. Don't keep slot cleared before
1690 calling unshare_variable. Unshare set->vars if needed. Adjust
1691 unshare_variable callers. Clear dst_can_be_shared if needed.
1692 Even ->refcount == 1 vars must be unshared if set->vars is shared
1693 and var needs to be modified.
1694 (dataflow_set_union): Set traversed_vars during canonicalization.
1695 (VALUE_CHANGED, DECL_CHANGED): Define.
1696 (set_dv_changed, dv_changed_p): New static inlines.
1697 (track_expr_p): Clear DECL_CHANGED.
1698 (dump_dataflow_sets): Set it.
1699 (variable_was_changed): Call set_dv_changed.
1700 (emit_note_insn_var_location): Likewise.
1701 (changed_variables_stack): New variable.
1702 (check_changed_vars_1, check_changed_vars_2): New functions.
1703 (emit_notes_for_changes): Do nothing if changed_variables is
1704 empty. Traverse changed_variables with check_changed_vars_1,
1705 call check_changed_vars_2 on each changed_variables_stack entry.
1706 (emit_notes_in_bb): Add SET argument. Just clear it at the
1707 beginning, use it instead of local &set, don't destroy it at the end.
1708 (vt_emit_notes): Call dataflow_set_clear early on all
1709 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1710 computed set, dataflow_set_clear also VTI(bb)->in when we are
1711 done with the basic block. Initialize changed_variables_stack,
1712 free it afterwards. If ENABLE_CHECKING verify that after noting
1713 differences to an empty set value_chains hash table is empty.
1714 (vt_initialize): Initialize value_chains and value_chain_pool.
1715 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1716 (variable_tracking_main): Call dump_dataflow_sets before calling
1717 vt_emit_notes, not after it.
1718 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1719 (propagate_var_def_into_debug_stmts): Declare.
1720 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1721 (df_set_note): Reject debug insns.
1722 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1723 add notes to debug insns.
1724 (df_note_bb_compute): Adjust. Likewise.
1725 (df_simulate_uses): Skip debug insns.
1726 (df_simulate_initialize_backwards): Likewise.
1727 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1728 (subst_stack_regs_pat): Reject debug insns.
1729 (convert_regs_1): Handle debug insns.
1730 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1731 (print-rtl.o): Depend on cselib.h.
1732 (cselib.o): Depend on TREE_PASS_H.
1733 (var-tracking.o): Depend on cselib.h and TARGET_H.
1734 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
1735 (init_ready_list): Skip boundary debug insns.
1736 (add_branch_dependences): Skip debug insns.
1737 (free_block_dependencies): Check for blocks with only debug insns.
1738 (compute_priorities): Likewise.
1739 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1740 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1742 (gimple_build_debug_bind_stat): New.
1743 (empty_body_p): Skip debug stmts.
1744 (gimple_has_side_effects): Likewise.
1745 (gimple_rhs_has_side_effects): Likewise.
1746 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1747 (gimple_build_debug_bind_stat): Declare.
1748 (gimple_build_debug_bind): Define.
1749 (is_gimple_debug): New.
1750 (gimple_debug_bind_p): New.
1751 (gimple_debug_bind_get_var): New.
1752 (gimple_debug_bind_get_value): New.
1753 (gimple_debug_bind_get_value_ptr): New.
1754 (gimple_debug_bind_set_var): New.
1755 (gimple_debug_bind_set_value): New.
1756 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1757 (gimple_debug_bind_reset_value): New.
1758 (gimple_debug_bind_has_value_p): New.
1759 (gsi_next_nondebug): New.
1760 (gsi_prev_nondebug): New.
1761 (gsi_start_nondebug_bb): New.
1762 (gsi_last_nondebug_bb): New.
1763 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1764 (print_insn): Handle DEBUG_INSN.
1765 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1766 of first insn prevail.
1767 (first_stmt): Skip debug stmts.
1768 (first_non_label_stmt): Likewise.
1769 (last_stmt): Likewise.
1770 (has_zero_uses_1): New.
1771 (single_imm_use_1): New.
1772 (verify_gimple_debug): New.
1773 (verify_types_in_gimple_stmt): Handle debug stmts.
1774 (verify_stmt): Likewise.
1775 (debug_loop_num): Skip debug stmts.
1776 (remove_edge_and_dominated_blocks): Remove dominators last.
1777 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
1778 (linearize_expr): Likewise.
1779 * config/i386/i386.c (ix86_delegitimize_address): Call
1780 default implementation.
1781 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
1782 (group_barrier_needed): Skip debug insns.
1783 (emit_insn_group_barriers): Likewise.
1784 (emit_all_insn_group_barriers): Likewise.
1785 (ia64_variable_issue): Handle debug insns.
1786 (ia64_dfa_new_cycle): Likewise.
1787 (final_emit_insn_group_barriers): Skip debug insns.
1788 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1789 def cfa without frame.
1790 (process_set): Likewise.
1791 (process_for_unwind_directive): Pass frame on.
1792 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1793 (rs6000_delegitimize_address): New.
1794 (rs6000_debug_adjust_cost): Handle debug insns.
1795 (is_microcoded_insn): Likewise.
1796 (is_cracked_insn): Likewise.
1797 (is_nonpipeline_insn): Likewise.
1798 (insn_must_be_first_in_group): Likewise.
1799 (insn_must_be_last_in_group): Likewise.
1800 (force_new_group): Likewise.
1801 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1802 contains only debug insns.
1803 (rtl_merge_blocks): Skip debug insns.
1804 (purge_dead_edges): Likewise.
1805 (rtl_block_ends_with_call_p): Skip debug insns.
1806 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1807 (mark_reg_dependencies): Skip debug insns.
1808 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1809 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
1810 * tree-ssa-threadedge.c
1811 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1812 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1813 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1814 (copyprop_hardreg_forward_1): Handle debug insns.
1815 * reload1.c (reload): Skip debug insns. Replace unassigned
1816 pseudos in debug insns with their equivalences.
1817 (eliminate_regs_in_insn): Skip debug insns.
1818 (emit_input_reload_insns): Skip debug insns at first, adjust
1820 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1821 (get_indirect_ref_operands): Pass opf_no_vops on.
1822 (get_expr_operands): Likewise. Skip debug stmts.
1823 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1825 2009-09-01 Richard Henderson <rth@redhat.com>
1827 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1828 stmt_ends_pp_p statements at least once.
1829 * tree-vrp.c (vrp_initialize): Likewise.
1830 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1832 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1835 Fix AIX bootstrap after PR debug/30161
1836 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1837 that is a GNU extension.
1838 (tmpl_value_parm_die_table): Move the definition of this global
1839 outside #ifdef DWARF2_DEBUGGING_INFO region.
1841 2009-09-01 Richard Guenther <rguenther@suse.de>
1843 * tree.c (tree_expr_size): New function.
1844 * tree.h (tree_expr_size): Declare.
1845 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1846 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1847 * langhooks.c (lhd_expr_size): Remove.
1848 * langhooks.h (struct lang_hooks): Remove expr_size.
1849 * explow.c (expr_size): Use tree_expr_size.
1850 (int_expr_size): Likewise.
1851 * langhooks-def.h (lhd_expr_size): Remove.
1852 (LANG_HOOKS_EXPR_SIZE): Likewise.
1853 (LANG_HOOKS_INITIALIZER): Adjust.
1855 2009-09-01 Richard Guenther <rguenther@suse.de>
1857 * tree-flow.h (mark_addressable): Move declaration ...
1858 * tree.h (mark_addressable): ... here.
1859 * stmt.c (expand_asm_operands): Use mark_addressable, not
1860 lang_hooks.mark_addressable.
1861 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1862 LANG_HOOKS_MARK_ADDRESSABLE.
1863 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1864 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1866 2009-08-31 Chris Demetriou <cgd@google.com>
1868 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1869 vectorize if not TARGET_SSE2.
1871 2009-08-31 DJ Delorie <dj@redhat.com>
1873 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1874 registers if no coprocessor is enabled.
1876 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1879 * cgraph.h (cgraph_get_node): Declare ...
1880 * cgraph.c (cgraph_get_node): ... new function.
1881 * dwarf2out.c (gen_generic_params_dies,
1882 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1883 make_ith_pack_parameter_name,
1884 append_entry_to_tmpl_value_parm_die_table,
1885 gen_remaining_tmpl_value_param_die_attribute): New functions.
1886 (gen_subprogram_die): Generate debug info for template parameters
1887 if debug info level is higher than DINFO_LEVEL_TERSE.
1888 Use tree_add_const_value_attribute_for_decl instead of
1889 tree_add_const_value_attribute.
1890 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1891 instead of tree_add_const_value_attribute.
1892 (gen_struct_or_union_type_die): Generate debug
1893 info for template parameters if debug info level is higher than
1895 (tree_add_const_value_attribute): Handle integral and pointer
1896 constants. Update comment.
1897 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1898 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1899 (reference_to_unused): Fix thinko. Remove redundant predicates from
1901 (tree_add_const_value_attribute): Make this work for constant
1903 tree_add_const_value_attribute_for_decl is to be used for variable
1905 (add_location_or_const_value_attribute): Use
1906 tree_add_const_value_attribute_for_decl now.
1907 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1908 DW_TAG_template_value_param DIEs after function DIEs have been
1910 * langhooks.h (lang_hooks_for_types): Add
1911 get_argument_pack_elems.
1912 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1913 (lang_hooks): Added get_innermost_generic_parms,
1914 get_innermost_generic_args.
1915 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1916 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1917 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1918 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1920 2009-08-31 DJ Delorie <dj@redhat.com>
1922 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1923 it once we start generating the prologue or epilogue.
1924 (mep_call_saves_register): If the frame is locked, re-use
1926 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1927 (mep_expand_prologue): Call it.
1928 (mep_expand_epilogue): Likewise.
1929 (mep_start_function): Use the same logic as mep_expand_prologue.
1930 (mep_pass_by_reference): Make logic more readable.
1931 (mep_return_in_memory): Zero-sized objects are passed in memory.
1932 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1934 2009-08-31 Richard Guenther <rguenther@suse.de>
1936 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1937 to query if the memory regions for memmove overlap.
1938 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1939 asserts on pointers, instead deal with odd trees.
1940 (ptr_derefs_may_alias_p): Likewise.
1941 (refs_may_alias_p_1): Constructor bases also never alias.
1943 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1945 * doc/install.texi (Final install): Adjust reference on where to
1946 order printed manuals.
1948 2009-08-30 Olivier Hainque <hainque@adacore.com>
1950 * dwarf2out.c (switch_to_frame_table_section): Move
1951 definition prior to first use.
1953 2009-08-30 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/41186
1956 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1957 (ao_ref_init_from_ptr_and_size): New function.
1958 (ref_maybe_used_by_call_p_1): Be more precise tracking
1959 used ranges for builtin functions.
1960 (ref_maybe_used_by_call_p): Adjust.
1961 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1962 ranges for builtin functions.
1963 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1965 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1968 * fwprop.c (get_reg_use_in): Delete.
1969 (free_load_extend): New function.
1970 (forward_propagate_subreg): Use it.
1972 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1974 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1976 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1979 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1982 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1984 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1985 fini or fini_array section.
1987 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-dependences.c (graphite_legal_transform_bb): Call
1990 pbb_remove_duplicate_pdrs.
1991 * graphite-poly.c (can_collapse_pdr): Removed.
1992 (pdr_find_duplicate): Removed.
1993 (can_collapse_pdrs): New.
1994 (pbb_remove_duplicate_pdrs): New.
1995 (new_poly_dr): Do not look for duplicates.
1996 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1997 (PBB_PDR_DUPLICATES_REMOVED): New.
1998 (pbb_remove_duplicate_pdrs): Declared.
2000 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2002 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2003 the strides by multiplying by PDR_NB_REFS.
2004 * graphite-poly.c (can_collapse_pdr): New.
2005 (pdr_find_duplicate): New.
2006 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2007 Initialize PDR_NB_REFS.
2008 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2010 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2012 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2015 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2018 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2020 * graphite-dependences.c (pddr_original_scattering): Return NULL
2021 for read-read dependence relations.
2022 * graphite-poly.h (enum poly_dr_type): Fix comment.
2025 (pdr_may_write_p): New.
2027 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2029 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2030 (struct poly_dr): Same.
2031 (new_poly_dr): Same.
2032 * graphite-poly.c (new_poly_dr): Same.
2033 * graphite-dependences.c (dot_deps): Disable call to system.
2035 2009-08-28 Cary Coutant <ccoutant@google.com>
2038 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2039 struct/union/enum types local to a function.
2041 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2042 Sebastian Pop <sebastian.pop@amd.com>
2044 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2045 pbb_strip_mine_time_depth. Changed the implementation so that
2046 transformation is expressed as a transformation on
2047 time (scatttering) dimensions. Also, ensures that the 2d+1
2048 scheduling format is preserved.
2049 (pbb_strip_mine_profitable_p): Profitability is based on the
2050 iteration number of a given time (scattering) dimension,
2051 and not on a original loop depth dimension.
2052 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2053 (pbb_do_strip_mine): Call psct_dynamic_dim.
2054 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2055 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2056 (pbb_nb_dynamic_scattering_transform): New.
2057 (psct_dynamic_dim): New.
2059 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2061 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2062 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2063 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2064 * graphite-interchange.c (build_linearized_memory_access): Same.
2065 (memory_stride_in_loop): Same.
2067 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2069 * graphite-dependences.c (pddr_original_scattering): New.
2070 (graphite_legal_transform_dr): Call pddr_original_scattering.
2073 * graphite-dependences.h (dot_deps): Declared.
2074 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2075 (print_pdr): Print PDR_ID.
2076 * graphite-poly.h (struct poly_dr): Add field id.
2079 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2081 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2083 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2084 not delete the original dependence relation.
2086 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2088 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2089 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2090 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2091 (free_poly_ddr): New.
2092 (pddr_is_empty): New.
2093 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2094 (dependence_polyhedron): Same. Remove useless gcc_assert.
2096 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2097 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2098 * graphite-dependences.h (enum poly_dependence_kind): New.
2099 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2100 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2101 (PDRP_SINK): Renamed PDDR_SINK.
2102 (PDRP_DDP): Renamed PDDR_DDP.
2104 (free_poly_ddr): Declared.
2105 * graphite-poly.c (new_scop): Use the new hash function names.
2106 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2107 into original_pddrs.
2108 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2110 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2112 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2113 bounds with LT_EXPR to make niter analysis more precise on code
2114 generated by Graphite.
2116 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2118 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2119 (graphite_legal_transform_bb): Same.
2120 (poly_drs_may_alias_p): Same.
2122 2009-08-28 Richard Guenther <rguenther@suse.de>
2124 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2126 2009-08-28 Jan Beulich <jbeulich@novell.com>
2128 * config/i386/netware.c: Include langhooks.h.
2129 (i386_nlm_encode_section_info): Simplify.
2130 (netware_override_options): Delete.
2131 * config/i386/netware.h (netware_override_options): Delete
2133 (OVERRIDE_OPTIONS): Delete definition.
2134 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2135 (ASM_COMMENT_START): Define.
2136 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2138 2009-08-28 Jan Beulich <jbeulich@novell.com>
2140 * configure.ac: For in-tree ld, do a plain version check to
2141 determine whether comdat groups are supported.
2142 * configure: Regenerate.
2144 2009-08-28 Olivier Hainque <hainque@adacore.com>
2146 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
2147 always defined. Reflect definition or absence of such for
2148 COLLECT_EXPORT_LIST. Readability helper.
2149 (scanfilter): New enum, to help control what symbols
2150 are to be considered or ignored by scan_prog_file.
2151 (enum pass): Rename as "scanpass", moved together with scanfilter
2152 prior to scan_prog_file's prototype.
2153 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
2154 Group prototype with the scanpass/scanfilter definitions, factorize
2155 head comments for the several implementations at the prototype.
2156 (main): Reorganize the first pass link control to let AIX
2157 drag only the needed frame tables in executables. Prevent
2158 frame tables collection during the scan aimed at static ctors.
2159 Pre-link and scan for frame tables later to compensate.
2160 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
2161 A C statement to issue assembly directives that create a reference
2162 to the given DWARF table identifier label from the current function
2164 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2165 to differentiate first time section entry. Only emit a .data
2166 tables start identifier label the first time around.
2167 (switch_to_frame_table_section): New function. Helper for
2168 output_call_frame_info to switch possibly BACK into the eh_frame
2169 or the debug_frame section depending on FOR_EH.
2170 (output_call_frame_info): Use helper to first enter the proper
2172 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2173 emit a link to the frame table start label from each function
2175 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2176 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2177 * config/rs6000/rs6000-protos.h: Declare it.
2178 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2180 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2182 * config/sh/sh.c (split_branches): Check the result of
2185 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2187 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2188 using -pthread -fopenmp
2190 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2192 * doc/service.texi (service directory): Update URL.
2194 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2196 PR rtl-optimization/40861
2197 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2198 extract word from a multi-word subreg for negative byte positions.
2200 2009-08-27 Tristan Gingold <gingold@adacore.com>
2201 Douglas B Rupp <rupp@gnat.com>
2203 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2204 (SECTION_VMS_OVERLAY): Define.
2205 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2207 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2209 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2210 common_object declarations.
2211 (ia64_section_type_flags): Set section flag for common_object.
2212 * config/ia64/ia64-protos.h
2213 (ia64_vms_output_aligned_decl_common): Declare.
2214 (ia64_vms_elf_asm_named_section): Declare.
2216 2009-08-27 Michael Matz <matz@suse.de>
2218 * expr.c (expand_expr_real_2): New function taking exploded
2219 unary or binary expression, split out from ...
2220 (expand_expr_real_1): ... here. Move over all unary/binary
2221 switch parts to above function, in particular these codes:
2222 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2223 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2224 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2225 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2226 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2227 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2228 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2229 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2230 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2231 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2232 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2233 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2234 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2235 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2236 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2237 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2238 VEC_PACK_FIX_TRUNC_EXPR.
2239 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2242 2009-08-27 Richard Guenther <rguenther@suse.de>
2244 * gengtype.c (main): Handle uint64_t.
2245 * ipa-utils.c (get_base_var): Indent properly.
2246 * tree-ssa-live.c (debug_scope_block): New function.
2247 * tree-flow.h (debug_scope_block): Declare.
2248 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2249 * basic-block.h (enum profile_status): Rename to
2250 enum profile_status_d.
2251 (x_profile_status): Adjust type.
2253 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2256 * dwarf2out.c (get_context_die): Declare this static function.
2257 (gen_type_die_with_usage): Make sure a DIE is a generated for
2258 the context of a typedef.
2260 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2262 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2265 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2267 * config/mips/mips-protos.h (mips_output_sync): Declare.
2268 (mips_sync_loop_insns): Likewise.
2269 (mips_output_sync_loop): Replace first two parameters with an rtx.
2270 * config/mips/mips.c (mips_multi_member): New structure.
2271 (mips_multi_members): New variable.
2272 (mips_multi_start): New function.
2273 (mips_multi_add): Likewise.
2274 (mips_multi_add_insn): Likewise.
2275 (mips_multi_add_label): Likewise.
2276 (mips_multi_last_index): Likewise.
2277 (mips_multi_copy_insn): Likewise.
2278 (mips_multi_set_operand): Likewise.
2279 (mips_multi_write): Likewise.
2280 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2281 (mips_init_print_operand_punct): Update accordingly.
2282 (mips_start_ll_sc_sync_block): New function.
2283 (mips_end_ll_sc_sync_block): Likewise.
2284 (mips_output_sync): Likewise.
2285 (mips_sync_insn1_template): Likewise.
2286 (mips_sync_insn2_template): Likewise.
2287 (mips_get_sync_operand): Likewise.
2288 (mips_process_sync_loop): Likewise.
2289 (mips_output_sync_loop): Use mips_process_sync_loop.
2290 (mips_sync_loop_insns): New function.
2291 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2292 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2293 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2294 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2295 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2296 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2297 (MIPS_SYNC_OLD_OP_12): Likewise.
2298 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2299 (MIPS_SYNC_NEW_OP_12): Likewise.
2300 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2301 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2302 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2303 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2304 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2305 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2306 * config/mips/mips.md (sync_mem): New attribute.
2307 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2308 (sync_exclusive_mask, sync_required_oldval): Likewise.
2309 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2310 (sync_release_barrier): Likewise.
2311 (length): Handle sync loops.
2312 (sync): Use mips_output_sync.
2313 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2314 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2315 and use mips_output_sync_loop.
2316 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2317 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2318 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2319 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2320 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2321 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2322 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2323 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2324 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2326 2009-08-26 Richard Guenther <rguenther@suse.de>
2329 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2330 the types to not match.
2331 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2333 * tree-ssa.c (useless_type_conversion_p): Conversions to
2334 pointers to unprototyped functions are useless.
2336 2009-08-26 Richard Guenther <rguenther@suse.de>
2338 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2339 whole-program condition, prepare to be called for non-globals.
2340 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2341 params build a representative with known type and track its fields.
2343 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2345 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2346 clearing by a taken branch.
2347 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2348 effectively after bbro pass.
2349 (sync_nand<mode>): Ditto.
2350 (sync_old_<fetchop_name><mode>): Ditto.
2351 (sync_old_nand<mode>): Ditto.
2352 (sync_new_<fetchop_name><mode>): Dito.
2353 (sync_new_nand<mode>): Ditto.
2354 (sync_compare_and_swap<mode>_1): Ditto.
2355 (*sync_compare_and_swap<mode>): Ditto.
2356 (sync_lock_test_and_set<mode>_1): Ditto.
2357 ("sync_lock_test_and_set<mode>): Ditto.
2359 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2361 * hwint.h (HOST_LONG_FORMAT): New macro
2362 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2363 Use HOST_PTR_PRINTF.
2364 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2365 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2366 (HOST_PTR_PRINTF): Document.
2368 2009-08-25 Jan Hubicka <jh@suse.cz>
2370 * config/i386/bmmintrin.h: Replace by #error.
2373 Michael Meissner <michael.meissner@amd.com>
2374 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2375 Tony Linthicum <tony.linthicum@amd.com>
2377 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2378 (TARGET_ROUND): New macro for the round/ptest instructions which
2379 are shared between SSE4.1 and SSE5.
2380 (OPTION_MASK_ISA_ROUND): Ditto.
2381 (OPTION_ISA_ROUND): Ditto.
2382 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2383 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2385 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2386 (-mfused-madd): New switch to give users control over whether the
2387 compiler optimizes to use the multiply/add SSE5 instructions.
2389 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2390 (ix86_handle_option): Turn off 3dnow if -msse5.
2391 (override_options): Add SSE5 support.
2392 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2394 (ix86_expand_sse_movcc): Add SSE5 support.
2395 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2396 vector type to the next largest size.
2397 (ix86_expand_sse5_pack): New function to use pperm to pack a
2398 vector type to the next smallest size.
2399 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2400 (IX86_BUILTIN_FMADDSD): Ditto.
2401 (IX86_BUILTIN_FMADDPS): Ditto.
2402 (IX86_BUILTIN_FMADDPD): Ditto.
2403 (IX86_BUILTIN_FMSUBSS): Ditto.
2404 (IX86_BUILTIN_FMSUBSD): Ditto.
2405 (IX86_BUILTIN_FMSUBPS): Ditto.
2406 (IX86_BUILTIN_FMSUBPD): Ditto.
2407 (IX86_BUILTIN_FNMADDSS): Ditto.
2408 (IX86_BUILTIN_FNMADDSD): Ditto.
2409 (IX86_BUILTIN_FNMADDPS): Ditto.
2410 (IX86_BUILTIN_FNMADDPD): Ditto.
2411 (IX86_BUILTIN_FNMSUBSS): Ditto.
2412 (IX86_BUILTIN_FNMSUBSD): Ditto.
2413 (IX86_BUILTIN_FNMSUBPS): Ditto.
2414 (IX86_BUILTIN_FNMSUBPD): Ditto.
2415 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2416 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2417 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2418 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2419 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2420 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2421 (IX86_BUILTIN_PPERM): Ditto.
2422 (IX86_BUILTIN_PERMPS): Ditto.
2423 (IX86_BUILTIN_PERMPD): Ditto.
2424 (IX86_BUILTIN_PMACSSWW): Ditto.
2425 (IX86_BUILTIN_PMACSWW): Ditto.
2426 (IX86_BUILTIN_PMACSSWD): Ditto.
2427 (IX86_BUILTIN_PMACSWD): Ditto.
2428 (IX86_BUILTIN_PMACSSDD): Ditto.
2429 (IX86_BUILTIN_PMACSDD): Ditto.
2430 (IX86_BUILTIN_PMACSSDQL): Ditto.
2431 (IX86_BUILTIN_PMACSSDQH): Ditto.
2432 (IX86_BUILTIN_PMACSDQL): Ditto.
2433 (IX86_BUILTIN_PMACSDQH): Ditto.
2434 (IX86_BUILTIN_PMADCSSWD): Ditto.
2435 (IX86_BUILTIN_PMADCSWD): Ditto.
2436 (IX86_BUILTIN_PHADDBW): Ditto.
2437 (IX86_BUILTIN_PHADDBD): Ditto.
2438 (IX86_BUILTIN_PHADDBQ): Ditto.
2439 (IX86_BUILTIN_PHADDWD): Ditto.
2440 (IX86_BUILTIN_PHADDWQ): Ditto.
2441 (IX86_BUILTIN_PHADDDQ): Ditto.
2442 (IX86_BUILTIN_PHADDUBW): Ditto.
2443 (IX86_BUILTIN_PHADDUBD): Ditto.
2444 (IX86_BUILTIN_PHADDUBQ): Ditto.
2445 (IX86_BUILTIN_PHADDUWD): Ditto.
2446 (IX86_BUILTIN_PHADDUWQ): Ditto.
2447 (IX86_BUILTIN_PHADDUDQ): Ditto.
2448 (IX86_BUILTIN_PHSUBBW): Ditto.
2449 (IX86_BUILTIN_PHSUBWD): Ditto.
2450 (IX86_BUILTIN_PHSUBDQ): Ditto.
2451 (IX86_BUILTIN_PROTB): Ditto.
2452 (IX86_BUILTIN_PROTW): Ditto.
2453 (IX86_BUILTIN_PROTD): Ditto.
2454 (IX86_BUILTIN_PROTQ): Ditto.
2455 (IX86_BUILTIN_PROTB_IMM): Ditto.
2456 (IX86_BUILTIN_PROTW_IMM): Ditto.
2457 (IX86_BUILTIN_PROTD_IMM): Ditto.
2458 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2459 (IX86_BUILTIN_PSHLB): Ditto.
2460 (IX86_BUILTIN_PSHLW): Ditto.
2461 (IX86_BUILTIN_PSHLD): Ditto.
2462 (IX86_BUILTIN_PSHLQ): Ditto.
2463 (IX86_BUILTIN_PSHAB): Ditto.
2464 (IX86_BUILTIN_PSHAW): Ditto.
2465 (IX86_BUILTIN_PSHAD): Ditto.
2466 (IX86_BUILTIN_PSHAQ): Ditto.
2467 (IX86_BUILTIN_FRCZSS): Ditto.
2468 (IX86_BUILTIN_FRCZSD): Ditto.
2469 (IX86_BUILTIN_FRCZPS): Ditto.
2470 (IX86_BUILTIN_FRCZPD): Ditto.
2471 (IX86_BUILTIN_CVTPH2PS): Ditto.
2472 (IX86_BUILTIN_CVTPS2PH): Ditto.
2473 (IX86_BUILTIN_COMEQSS): Ditto.
2474 (IX86_BUILTIN_COMNESS): Ditto.
2475 (IX86_BUILTIN_COMLTSS): Ditto.
2476 (IX86_BUILTIN_COMLESS): Ditto.
2477 (IX86_BUILTIN_COMGTSS): Ditto.
2478 (IX86_BUILTIN_COMGESS): Ditto.
2479 (IX86_BUILTIN_COMUEQSS): Ditto.
2480 (IX86_BUILTIN_COMUNESS): Ditto.
2481 (IX86_BUILTIN_COMULTSS): Ditto.
2482 (IX86_BUILTIN_COMULESS): Ditto.
2483 (IX86_BUILTIN_COMUGTSS): Ditto.
2484 (IX86_BUILTIN_COMUGESS): Ditto.
2485 (IX86_BUILTIN_COMORDSS): Ditto.
2486 (IX86_BUILTIN_COMUNORDSS): Ditto.
2487 (IX86_BUILTIN_COMFALSESS): Ditto.
2488 (IX86_BUILTIN_COMTRUESS): Ditto.
2489 (IX86_BUILTIN_COMEQSD): Ditto.
2490 (IX86_BUILTIN_COMNESD): Ditto.
2491 (IX86_BUILTIN_COMLTSD): Ditto.
2492 (IX86_BUILTIN_COMLESD): Ditto.
2493 (IX86_BUILTIN_COMGTSD): Ditto.
2494 (IX86_BUILTIN_COMGESD): Ditto.
2495 (IX86_BUILTIN_COMUEQSD): Ditto.
2496 (IX86_BUILTIN_COMUNESD): Ditto.
2497 (IX86_BUILTIN_COMULTSD): Ditto.
2498 (IX86_BUILTIN_COMULESD): Ditto.
2499 (IX86_BUILTIN_COMUGTSD): Ditto.
2500 (IX86_BUILTIN_COMUGESD): Ditto.
2501 (IX86_BUILTIN_COMORDSD): Ditto.
2502 (IX86_BUILTIN_COMUNORDSD): Ditto.
2503 (IX86_BUILTIN_COMFALSESD): Ditto.
2504 (IX86_BUILTIN_COMTRUESD): Ditto.
2505 (IX86_BUILTIN_COMEQPS): Ditto.
2506 (IX86_BUILTIN_COMNEPS): Ditto.
2507 (IX86_BUILTIN_COMLTPS): Ditto.
2508 (IX86_BUILTIN_COMLEPS): Ditto.
2509 (IX86_BUILTIN_COMGTPS): Ditto.
2510 (IX86_BUILTIN_COMGEPS): Ditto.
2511 (IX86_BUILTIN_COMUEQPS): Ditto.
2512 (IX86_BUILTIN_COMUNEPS): Ditto.
2513 (IX86_BUILTIN_COMULTPS): Ditto.
2514 (IX86_BUILTIN_COMULEPS): Ditto.
2515 (IX86_BUILTIN_COMUGTPS): Ditto.
2516 (IX86_BUILTIN_COMUGEPS): Ditto.
2517 (IX86_BUILTIN_COMORDPS): Ditto.
2518 (IX86_BUILTIN_COMUNORDPS): Ditto.
2519 (IX86_BUILTIN_COMFALSEPS): Ditto.
2520 (IX86_BUILTIN_COMTRUEPS): Ditto.
2521 (IX86_BUILTIN_COMEQPD): Ditto.
2522 (IX86_BUILTIN_COMNEPD): Ditto.
2523 (IX86_BUILTIN_COMLTPD): Ditto.
2524 (IX86_BUILTIN_COMLEPD): Ditto.
2525 (IX86_BUILTIN_COMGTPD): Ditto.
2526 (IX86_BUILTIN_COMGEPD): Ditto.
2527 (IX86_BUILTIN_COMUEQPD): Ditto.
2528 (IX86_BUILTIN_COMUNEPD): Ditto.
2529 (IX86_BUILTIN_COMULTPD): Ditto.
2530 (IX86_BUILTIN_COMULEPD): Ditto.
2531 (IX86_BUILTIN_COMUGTPD): Ditto.
2532 (IX86_BUILTIN_COMUGEPD): Ditto.
2533 (IX86_BUILTIN_COMORDPD): Ditto.
2534 (IX86_BUILTIN_COMUNORDPD): Ditto.
2535 (IX86_BUILTIN_COMFALSEPD): Ditto.
2536 (IX86_BUILTIN_COMTRUEPD): Ditto.
2537 (IX86_BUILTIN_PCOMEQUB): Ditto.
2538 (IX86_BUILTIN_PCOMNEUB): Ditto.
2539 (IX86_BUILTIN_PCOMLTUB): Ditto.
2540 (IX86_BUILTIN_PCOMLEUB): Ditto.
2541 (IX86_BUILTIN_PCOMGTUB): Ditto.
2542 (IX86_BUILTIN_PCOMGEUB): Ditto.
2543 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2544 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2545 (IX86_BUILTIN_PCOMEQUW): Ditto.
2546 (IX86_BUILTIN_PCOMNEUW): Ditto.
2547 (IX86_BUILTIN_PCOMLTUW): Ditto.
2548 (IX86_BUILTIN_PCOMLEUW): Ditto.
2549 (IX86_BUILTIN_PCOMGTUW): Ditto.
2550 (IX86_BUILTIN_PCOMGEUW): Ditto.
2551 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2552 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2553 (IX86_BUILTIN_PCOMEQUD): Ditto.
2554 (IX86_BUILTIN_PCOMNEUD): Ditto.
2555 (IX86_BUILTIN_PCOMLTUD): Ditto.
2556 (IX86_BUILTIN_PCOMLEUD): Ditto.
2557 (IX86_BUILTIN_PCOMGTUD): Ditto.
2558 (IX86_BUILTIN_PCOMGEUD): Ditto.
2559 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2560 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2561 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2562 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2563 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2564 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2565 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2566 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2567 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2568 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2569 (IX86_BUILTIN_PCOMEQB): Ditto.
2570 (IX86_BUILTIN_PCOMNEB): Ditto.
2571 (IX86_BUILTIN_PCOMLTB): Ditto.
2572 (IX86_BUILTIN_PCOMLEB): Ditto.
2573 (IX86_BUILTIN_PCOMGTB): Ditto.
2574 (IX86_BUILTIN_PCOMGEB): Ditto.
2575 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2576 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2577 (IX86_BUILTIN_PCOMEQW): Ditto.
2578 (IX86_BUILTIN_PCOMNEW): Ditto.
2579 (IX86_BUILTIN_PCOMLTW): Ditto.
2580 (IX86_BUILTIN_PCOMLEW): Ditto.
2581 (IX86_BUILTIN_PCOMGTW): Ditto.
2582 (IX86_BUILTIN_PCOMGEW): Ditto.
2583 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2584 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2585 (IX86_BUILTIN_PCOMEQD): Ditto.
2586 (IX86_BUILTIN_PCOMNED): Ditto.
2587 (IX86_BUILTIN_PCOMLTD): Ditto.
2588 (IX86_BUILTIN_PCOMLED): Ditto.
2589 (IX86_BUILTIN_PCOMGTD): Ditto.
2590 (IX86_BUILTIN_PCOMGED): Ditto.
2591 (IX86_BUILTIN_PCOMFALSED): Ditto.
2592 (IX86_BUILTIN_PCOMTRUED): Ditto.
2593 (IX86_BUILTIN_PCOMEQQ): Ditto.
2594 (IX86_BUILTIN_PCOMNEQ): Ditto.
2595 (IX86_BUILTIN_PCOMLTQ): Ditto.
2596 (IX86_BUILTIN_PCOMLEQ): Ditto.
2597 (IX86_BUILTIN_PCOMGTQ): Ditto.
2598 (IX86_BUILTIN_PCOMGEQ): Ditto.
2599 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2600 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2601 (enum multi_arg_type): New enum for describing the various SSE5
2602 intrinsic argument types.
2603 (bdesc_multi_arg): New table for SSE5 intrinsics.
2604 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2605 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2607 (ix86_expand_builtin): Add SSE5 intrinsic support.
2608 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2609 operand instructions.
2610 (ix86_expand_sse5_multiple_memory): New function to split the
2611 second memory reference from SSE5 instructions.
2612 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2613 (ix86_return_pops_args): Use stdarg_p to determine if the function
2614 has variable arguments.
2615 (ix86_setup_incoming_varargs): Ditto.
2616 (x86_this_parameter): Ditto.
2618 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2620 (ix86_expand_sse5_pack): Ditto.
2621 (ix86_sse5_valid_op_p): Ditto.
2622 (ix86_expand_sse5_multiple_memory): Ditto.
2624 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2625 constant for SSE5 support.
2626 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2627 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2628 (UNSPEC_SSE5_PERMUTE): Ditto.
2629 (UNSPEC_SSE5_ASHIFT): Ditto.
2630 (UNSPEC_SSE5_LSHIFT): Ditto.
2631 (UNSPEC_FRCZ): Ditto.
2632 (UNSPEC_CVTPH2PS): Ditto.
2633 (UNSPEC_CVTPS2PH): Ditto.
2634 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2636 (COM_FALSE_S): Ditto.
2637 (COM_FALSE_P): Ditto.
2638 (COM_TRUE_S): Ditto.
2639 (COM_TRUE_P): Ditto.
2640 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2641 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2643 (memory attribute): Ditto.
2644 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2645 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2646 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2647 (floor<mode>2): Ditto.
2648 (ceil<mode>2): Ditto.
2649 (btrunc<mode>2): Ditto.
2650 (nearbyintdf2): Ditto.
2651 (nearbyintsf2): Ditto.
2652 (sse_setccsf): Disable if SSE5.
2653 (sse_setccdf): Ditto.
2654 (sse5_setcc<mode>): New support for SSE5 conditional move.
2655 (sse5_pcmov_<mode>): Ditto.
2657 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2659 (SSEMODEF2P): Ditto.
2660 (ssemodesuffixf4): New mode attribute for SSE5.
2661 (ssemodesuffixf2s): Ditto.
2662 (ssemodesuffixf2c): Ditto.
2663 (sserotatemax): Ditto.
2664 (ssescalarmode): Ditto.
2665 (sse_maskcmpv4sf3): Disable if SSE5.
2666 (sse_maskcmpv2df3): Ditto.
2667 (sse_vmmaskcmpv4sf3): Ditto.
2668 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2669 (sse5_vmfmadd<mode>4): Ditto.
2670 (sse5_fmsub<mode>4): Ditto.
2671 (sse5_vmfmsub<mode>4): Ditto.
2672 (sse5_fnmadd<mode>4): Ditto.
2673 (sse5_vmfnmadd<mode>4): Ditto.
2674 (sse5_fnmsub<mode>4): Ditto.
2675 (sse5_vmfnmsub<mode>4): Ditto.
2676 (sse5i_fmadd<mode>4): Ditto.
2677 (sse5i_fmsub<mode>4): Ditto.
2678 (sse5i_fnmadd<mode>4): Ditto.
2679 (sse5i_fnmsub<mode>4): Ditto.
2680 (sse5i_vmfmadd<mode>4): Ditto.
2681 (sse5i_vmfmsub<mode>4): Ditto.
2682 (sse5i_vmfnmadd<mode>4): Ditto.
2683 (sse5i_vmfnmsub<mode>4): Ditto.
2684 (mulv16qi3): Add SSE5 support.
2686 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2687 (sse2_mulv4si3): Disable if SSE5.
2688 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2689 (sse4_1_roundps): Ditto.
2690 (sse4_1_roundsd): Ditto.
2691 (sse4_1_roundss): Ditto.
2692 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2694 (sse_maskcmpsf3): Ditto.
2695 (sse_vmmaskcmpv4sf3): Ditto.
2696 (sse2_maskcmpv2df3): Ditto.
2697 (sse2_maskcmpdf3): Ditto.
2698 (sse2_vmmaskcmpv2df3): Ditto.
2699 (sse2_eq<mode>3): Ditto.
2700 (sse2_gt<mode>3): Ditto.
2701 (sse5_pcmov_<mode>): Add SSE5 support.
2702 (vec_unpacku_hi_v16qi): Ditto.
2703 (vec_unpacks_hi_v16qi): Ditto.
2704 (vec_unpacku_lo_v16qi): Ditto.
2705 (vec_unpacks_lo_v16qi): Ditto.
2706 (vec_unpacku_hi_v8hi): Ditto.
2707 (vec_unpacks_hi_v8hi): Ditto.
2708 (vec_unpacku_lo_v8hi): Ditto.
2709 (vec_unpacks_lo_v8hi): Ditto.
2710 (vec_unpacku_hi_v4si): Ditto.
2711 (vec_unpacks_hi_v4si): Ditto.
2712 (vec_unpacku_lo_v4si): Ditto.
2713 (vec_unpacks_lo_v4si): Ditto.
2714 (sse5_pmacsww): New SSE5 intrinsic insn.
2715 (sse5_pmacssww): Ditto.
2716 (sse5_pmacsdd): Ditto.
2717 (sse5_pmacssdd): Ditto.
2718 (sse5_pmacssdql): Ditto.
2719 (sse5_pmacssdqh): Ditto.
2720 (sse5_pmacsdqh): Ditto.
2721 (sse5_pmacsswd): Ditto.
2722 (sse5_pmacswd): Ditto.
2723 (sse5_pmadcsswd): Ditto.
2724 (sse5_pmadcswd): Ditto.
2725 (sse5_pcmov_<move>): Conditional move support on SSE5.
2726 (sse5_phaddbw): New SSE5 intrinsic insn.
2727 (sse5_phaddbd): Ditto.
2728 (sse5_phaddbq): Ditto.
2729 (sse5_phaddwd): Ditto.
2730 (sse5_phaddwq): Ditto.
2731 (sse5_phadddq): Ditto.
2732 (sse5_phaddubw): Ditto.
2733 (sse5_phaddubd): Ditto.
2734 (sse5_phaddubq): Ditto.
2735 (sse5_phadduwd): Ditto.
2736 (sse5_phadduwq): Ditto.
2737 (sse5_phaddudq): Ditto.
2738 (sse5_phsubbw): Ditto.
2739 (sse5_phsubwd): Ditto.
2740 (sse5_phsubdq): Ditto.
2741 (sse5_pperm): Ditto.
2742 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2743 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2744 (sse5_pperm_sign_v8hi_v4si): Ditto.
2745 (sse5_pperm_zero_v8hi_v4si): Ditto.
2746 (sse5_pperm_sign_v4si_v2di): Ditto.
2747 (sse5_pperm_sign_v4si_v2di): Ditto.
2748 (sse5_pperm_pack_v2di_v4si): Ditto.
2749 (sse5_pperm_pack_v4si_v8hi): Ditto.
2750 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2751 (sse5_perm<mode>): New SSE5 intrinsic insn.
2752 (rotl<mode>3): Ditto.
2753 (sse5_rotl<mode>3): Ditto.
2754 (sse5_ashl<mode>3): Ditto.
2755 (sse5_lshl<mode>3): Ditto.
2756 (sse5_frcz<mode>2): Ditto.
2757 (sse5s_frcz<mode>2): Ditto.
2758 (sse5_cvtph2ps): Ditto.
2759 (sse5_cvtps2ph): Ditto.
2760 (sse5_vmmaskcmp<mode>3): Ditto.
2761 (sse5_com_tf<mode>3): Ditto.
2762 (sse5_maskcmp<mode>3): Ditto.
2763 (sse5_maskcmp_uns<mode>3): Ditto.
2764 (sse5_maskcmp_uns2<mode>3): Ditto.
2765 (sse5_pcom_tf<mode>3): Ditto.
2767 * config/i386/predicates.md (sse5_comparison_float_operator):
2768 New predicate to match the comparison operators supported by
2769 the SSE5 com instruction.
2770 (ix86_comparison_int_operator): New predicate to match just the
2771 signed int comparisons.
2772 (ix86_comparison_uns_operator): New predicate to match just the
2773 unsigned int comparisons.
2775 * doc/invoke.texi (-msse5): Add documentation.
2776 (-mfused-madd): Ditto.
2778 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2780 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2782 (x86_64-*-*): Ditto.
2784 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2786 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2787 intrinisics for SSE5.
2789 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2792 * config/i386/mmintrin-common.h: New file, to contain common
2793 instructions between SSE4.1 and SSE5.
2795 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2796 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2797 (gen_regparm_prefix): Ditto.
2799 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2800 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2801 prototype_p to determine if a function is prototyped.
2803 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2805 * c-common.c (c_common_reswords) add the alignof keyword,
2806 with same RID as __alignof and __alignof__
2808 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2810 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2811 * hooks.c (hook_bool_const_int_const_int_true): New function.
2812 * target.h (struct gcc_target): Add can_eliminate field.
2813 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2814 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2815 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2816 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2817 (elim_table): Revise comment.
2818 * system.h (CAN_ELIMINATE): Poison.
2819 * defaults.h (CAN_ELIMINATE): Remove.
2820 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2822 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2823 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2825 (alpha_vms_can_eliminate): Declare as static, change return type to
2827 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2829 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2830 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2831 (arm_can_eliminate): New function.
2833 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2834 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2835 (avr_can_eliminate): Declare as static.
2836 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2838 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2839 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2840 (bfin_can_eliminate): New function.
2842 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2843 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2844 (crx_can_eliminate): New function.
2846 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2847 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2848 (fr30_can_eliminate): New function.
2850 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2851 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2852 (frv_can_eliminate): New function.
2854 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2855 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2856 (h8300_can_eliminate): New function.
2858 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2859 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2860 (i386_can_eliminate): Declare as static, change return type to bool.
2861 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2863 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2864 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2865 (ia64_can_eliminate): New function.
2867 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2868 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2869 (iq2000_can_eliminate): New function.
2871 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2872 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2873 (m32r_can_eliminate): New function.
2875 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2876 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2877 (m68hc11_can_eliminate): New function.
2879 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2880 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2881 (m68k_can_eliminate): New function.
2883 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2884 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2885 (mep_can_eliminate): New function.
2887 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2888 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2889 (mips_can_eliminate): New function.
2891 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2892 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2893 (rs6000_can_eliminate): New function.
2895 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2896 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2897 (s390_can_eliminate): Declare as static.
2898 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2900 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2901 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2902 (score_can_eliminate): New function.
2904 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2905 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2906 (sparc_can_eliminate): Declare as static.
2907 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2909 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2910 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2911 (xstormy16_can_eliminate): New function.
2913 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2914 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2915 (v850_can_eliminate): New function.
2917 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2919 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2920 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2921 (*movdfcc_ext[1234]): Disable for IEEE mode.
2923 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2925 * gimplify.c (prepare_gimple_addressable): New static function.
2926 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2928 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2929 manually fiddling with it.
2931 2009-08-25 Michael Matz <matz@suse.de>
2933 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2934 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2936 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2937 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2938 (do_jump): Split out code for simple binary comparisons into ...
2939 (do_jump_1): ... this, taking the individual operands and code.
2940 Change callers to helper function above accordingly.
2941 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2944 2009-08-25 Michael Matz <matz@suse.de>
2946 * expr.h (struct separate_ops, sepops): New type for passing
2947 around an exploded simple expression.
2948 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2949 Use this structure instead of expression tree.
2950 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2951 expression, only its type.
2952 (expand_vec_cond_expr): Take type and individual operands instead
2954 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2955 expand_vec_shift_expr): Change prototype accordingly.
2956 * tree-vect-stmts.c (vectorizable_condition): Change call of
2957 expand_vec_cond_expr_p to pass only type.
2958 * expr.c (do_store_flags): Change prototype and implementation
2959 to take an exploded expression.
2960 (expand_expr_real_1): New local ops initialized with details
2961 of the full expression. Use it instead of full
2962 expression in calls to do_store_flags, expand_vec_cond_expr,
2963 expand_widen_pattern_expr and expand_vec_shift_expr.
2965 2009-08-25 Michael Matz <matz@suse.de>
2967 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2968 treeop2 initialized with first three operands of the full expression.
2969 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2971 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2973 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2974 (__gthread_objc_condition_allocate): Mark arguments as unused.
2975 (__gthread_objc_condition_deallocate): Likewise.
2976 (__gthread_objc_condition_wait): Likewise.
2977 (__gthread_objc_condition_broadcast): Likewise.
2978 (__gthread_objc_condition_signal): Likewise.
2979 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2980 (__gthread_objc_thread_id): Likewise.
2982 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2985 * tree-pretty-print.c (print_call_name): Print the correct call name
2986 for procedure pointer components.
2988 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2990 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2991 default_promote_function_mode when not VMS.
2993 2009-08-24 Olivier Hainque <hainque@adacore.com>
2995 * convert.c (convert_to_integer): Don't assume an input pointer is
2996 POINTER_SIZE wide. Fetch from the type instead.
2998 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3000 * configure.ac (AC_PREREQ): Bump to 2.64.
3002 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3004 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3005 (process_command): Don't search standard_exec_prefix_1 and
3006 standard_exec_prefix_2.
3008 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3010 * config/arm/arm.c (output_return_instruction): Handle for
3013 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3015 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3017 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3019 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3020 (*arm_movdf_vfp): Likewise.
3022 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3024 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3025 (vashr<mode>3): Rename from ashr<mode>3.
3026 (vlshr<mode>3): Rename from lshr<mode>3.
3028 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3031 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3032 (check_format_info_main): Use scalar_identify_flag.
3033 (check_format_types): Check for scalar size identity if
3034 scalar_identify_flag is set.
3035 (printf_length_specs): Extend by new field.
3036 (asm_fprintf_length_specs): Likewise.
3037 (gcc_diag_length_specs): Likewise.
3038 (scanf_length_specs): Likewise.
3039 (strfmon_length_specs): Likewise.
3040 (gcc_gfc_length_specs): Likewise.
3041 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3042 (ms_printf_flag_specs): Likewise.
3043 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3045 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3048 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3049 (*call_value_pop_1): Ditto.
3050 (*sibcall_pop_1): New insn pattern.
3051 (*sibcall_value_pop_1): Ditto.
3053 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3056 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3059 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3062 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3063 (get_reg_use_in): New function.
3064 (forward_propagate_subreg): Propagate through subreg of zero_extend
3067 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3069 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3070 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3072 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3074 * configure.ac: Remove --with-datarootdir, --with-docdir,
3075 --with-htmldir switches. No need to call AC_SUBST for
3076 datarootdir, docdir, htmldir any more.
3077 * configure: Regenerate.
3078 * doc/install.texi (Configuration): Document --datarootdir,
3079 --docdir, --htmldir, --pdfdir; update documentation for
3080 --infodir, --mandir.
3081 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3084 * aclocal.m4: Regenerate.
3085 * config.in: Regenerate.
3086 * configure: Regenerate.
3088 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3089 Olivier Hainque <hainque@adacore.com>
3091 * config/ia64/ia64.c: Include libfuncs.h.
3092 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3093 (ia64_expand_call): Use reg 25 on VMS.
3094 (ia64_initialize_trampoline): Fix for VMS ABI.
3095 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3096 (ia64_function_arg): Initialize reg 25 on VMS.
3097 Fix OpenVMS ABI issues for varargs.
3098 For OpenVMS, emit the Argument Information register set in the
3099 incoming/sibcall case as well.
3100 (ia64_arg_type): New function.
3101 (ia64_function_arg_advance): Keep track of cum->words.
3102 Fix OpenVMS ABI issues for varargs.
3103 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3104 (ia64_override_options): Set flag_no_common on VMS.
3105 (ia64_init_builtins): Disable FWRITE builtin.
3106 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3107 (ia64_vms_init_libfuncs): Add decc$ routines.
3108 (ia64_vms_valid_pointer_mode): New function.
3109 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3110 (ia64_promote_function_mode): New function
3111 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3112 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3113 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3114 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3115 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3116 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3117 Suppress trailing '#' if VALUE is numeric.
3118 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3119 ia64_promote_function_mode.
3120 (TARGET_VALID_POINTER_MODE): Define.
3122 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3125 * config/rs6000/rs6000.c (rs6000_override_options): Use
3126 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3129 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3130 reporting of vector + decimal/boolean/complex error.
3132 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3134 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3135 __vector double TYPE_DECL.
3137 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3139 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3140 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3141 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
3142 to pointer to enum machine_mode. Update all callers as needed.
3144 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3146 * config/alpha/alpha.md (exception_receiver): Emit alternative
3147 GP load sequence if flag_reorder_blocks_and_partition is set.
3148 (*exception_receiver_2): Also enable when
3149 flag_reorder_blocks_and_partition is set.
3151 2009-08-20 Matt Rice <ratmice@gmail.com>
3152 Diego Novillo <dnovillo@google.com>
3154 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
3157 2009-08-20 Richard Guenther <rguenther@suse.de>
3159 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
3160 * c-tree.h (c_dup_lang_specific_decl): Remove.
3161 (struct lang_decl, struct lang_type): Move definitions ...
3162 * c-lang.h: ... here. New file.
3163 * c-decl.c: Include c-lang.h.
3164 (c_dup_lang_specific_decl): Remove.
3165 * c-typeck.c: Include c-lang.h.
3166 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3167 (c-typeck.o): Likewise.
3168 * c-config-lang.in (gtfiles): Add c-lang.h.
3169 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3172 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3174 * config/alpha/alpha.c (alpha_end_function): Do not clear
3175 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3176 this is now handled in generic code.
3178 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3180 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3181 (s390_z10_fix_long_loop_prediction): New function.
3182 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3183 (s390_reorg): Walk over the INSNs and invoke
3184 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3186 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3188 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3189 "*brx_64bit", "*brx_31bit"): New patterns.
3190 * config/s390/s390.c ('E'): New output modifier.
3192 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3193 Richard Earnshaw <richard.earnshaw@arm.com>
3195 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3196 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3198 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3200 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3202 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3203 for mode mode of operand0 when doing secondary reload for SAR.
3205 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3208 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3209 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3211 2009-08-19 Jason Merrill <jason@redhat.com>
3213 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3214 supported template depth in C++0x.
3216 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3218 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3219 free_after_compilation.
3220 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3221 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3222 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3223 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3224 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3225 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3226 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3228 2009-08-19 Ian Lance Taylor <iant@google.com>
3230 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3231 of (plus (mult (neg B) C) A).
3233 2009-08-18 Michael Matz <matz@suse.de>
3235 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3236 instead of comparing TYPE_MAIN_VARIANT for equality.
3237 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3238 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3239 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3240 * gimplify.c (goa_lhs_expr_p): Ditto and use
3241 STRIP_USELESS_TYPE_CONVERSION.
3243 2009-08-18 Michael Matz <matz@suse.de>
3245 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3246 first field in a struct.
3247 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3249 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3251 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3252 locators before emit_insn is called. Remove assert that
3254 (alpha_end_function): Clear crtl->emit structure and free insn
3255 locators if cfun->is_thunk is true.
3257 2009-08-18 Jason Merrill <jason@redhat.com>
3259 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3261 * configure.ac: Test for it.
3262 * configure, config.in: Regenerate.
3263 * doc/install.texi: Document --enable-gnu-unique-object.
3265 2009-08-18 Richard Guenther <rguenther@suse.de>
3268 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3269 pow(x,y*z) only if x is nonnegative.
3271 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3273 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3277 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3278 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3280 2009-08-17 DJ Delorie <dj@redhat.com>
3282 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3283 * config/m32c/prologue.md (epilogue_freit): New.
3285 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3286 (bank_switch_p): Likewise.
3287 (fast_interrupt_p): Likewise.
3288 (interrupt_p): Likewise.
3289 (m32c_conditional_register_usage): Round memregs size up.
3290 (need_to_save): We only need to save $a0 when we use ENTER.
3291 (interrupt_p): Check for fast_interrupt too.
3292 (bank_switch_p): New.
3293 (fast_interrupt_p): New.
3294 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3295 (m32c_emit_prolog): Support bank switching and fast interrupts.
3296 * doc/extend.texi (Function Attributes): Add bank_switch and
3299 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3301 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3302 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3304 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3306 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3307 (menu): Add IA-64/VMS Options.
3308 (IA-64/VMS Options): Likewise.
3310 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3313 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3315 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3317 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3318 (mips_pop_asm_switch): Likewise.
3319 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3321 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3322 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3323 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3324 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3325 instead of set_noreorder.
3326 (mips_output_function_prologue): Use the new functions.
3327 (mips_output_function_epilogue): Likewise.
3328 (mips_need_noat_wrapper_p): New function, split out from...
3329 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3330 Use mips_push_asm_switch and mips_pop_asm_switch.
3331 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3332 and mips_pop_asm_switch.
3333 (ASM_OUTPUT_REG_POP): Likewise.
3334 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3335 Use mips_pop_asm_switch.
3336 (mips_asm_switch): New structure.
3337 (set_noreorder, set_nomacro): Replace with...
3338 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3339 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3340 instead of set_nomacro.
3341 (fix_truncsfsi2_macro): Likewise.
3342 (cprestore): Likewise.
3343 (hazard): Use mips_noreorder instead of set_noreorder.
3344 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3346 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3348 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3349 from prev_active_insn.
3351 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3353 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3354 * config/avr/avr.c (avr_override_options): Initialize
3355 avr_current_arch variable.
3356 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3357 __AVR_HAVE_16BIT_SP__ according to the device type.
3358 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3360 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3361 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3363 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3366 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3367 generating inlined subroutine die only. We shouldn't be
3368 called for anything else.
3369 (gen_block_die): Don't generate inline subroutine debug info for
3372 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3374 * graphite-poly.c (print_pbb): Print PBB index.
3376 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-interchange.c (ppl_max_for_le): Moved...
3380 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3381 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3382 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3383 * graphite-ppl.h (ppl_max_for_le): Declared.
3385 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3387 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3388 supported on all platforms.
3389 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3390 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3391 * c-pragma.c: Likewise.
3392 * target-def.h (TARGET_INITIALIZER): Remove
3393 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3394 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3396 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3398 * config/ia64/fde-vms.c: New file.
3399 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3400 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3401 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3402 (uw_frame_state_for): Only register a personality routine if it is
3403 known to be compatible with our expectations.
3404 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3405 Declare unw_table_entry stack variable and
3406 mod all calls to _Unwind_FindTableEntry to add arg.
3407 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3408 (_Unwind_FindTableEntry): Add arg to prototype.
3410 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3412 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3413 field 'signal_pfs_loc'.
3414 (uw_frame_state_for): Remove duplicate code dealing with leaf
3415 procedures without unwind info.
3416 If in the frame after unwinding through a signal handler, restore
3417 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3418 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3419 'pfs_loc' to the AR.PFS location in the signal context; instead
3420 set 'signal_pfs_loc'.
3421 Manually generate the unwind info for the AR.PFS register.
3422 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3423 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3424 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3425 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3426 instead set 'signal_pfs_loc'.
3427 Remove code preventing the AR.PFS register from being restored
3428 from the signal context.
3430 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3431 Tristan Gingold <gingold@adacore.com>
3433 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3434 * config/ia64/t-vms: New file.
3435 * config/ia64/vms64.h: New file.
3436 * config/ia64/vms.h: New file.
3437 * config/ia64/vms-crtinit.asm: New file.
3438 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3439 * config/ia64/vms-unwind.h: New file.
3441 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3443 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3446 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3449 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3451 * real.h (do_mpc_arg2): ... here.
3452 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3455 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3457 * final.c (add_debug_prefix_map): Don't use GC memory for
3458 old_prefix and new_prefix.
3460 2009-08-14 Richard Guenther <rguenther@suse.de>
3462 * ipa-prop.c (compute_complex_pass_through): If we cannot
3463 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3465 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3467 * c-lex.c (c_lex_with_flags): Increase size of local variable
3468 to avoid memory clobber.
3470 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3473 * config/i386/i386.c (ix86_fp_comparison_strategy):
3474 Only enable/disable sahf at function granularity.
3476 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3478 PR rtl-optimization/41064
3479 * reload1.c (reload_as_needed): Don't call extract_insn
3480 for known invalid replacements after calling
3481 validate_replace_rtx_group and verify_changes.
3483 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3486 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3487 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3488 ix86_expand_fp_vcond.
3489 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3490 Assert that operation is supported by ix86_expand_int_vcond.
3491 (vcondu<SSEMODE124C8:mode>): Ditto.
3493 2009-08-13 DJ Delorie <dj@redhat.com>
3495 * config/i386/djgpp-stdint.h: New.
3496 * config.gcc (djgpp): Use it.
3498 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3500 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3501 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3503 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3505 * tree-ssa-loop-prefetch.c
3506 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3507 for long-stride pruning.
3508 (compute_miss_rate): New function to compute the probability
3509 that two memory references access different cache lines.
3511 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3513 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3515 2009-08-13 Richard Guenther <rguenther@suse.de>
3518 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3519 use the constant pointer type.
3520 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3521 of CV qualifiers on the target pointer type.
3522 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3523 conversion check before restrict check.
3525 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3528 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3530 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3532 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3534 2009-08-12 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/41011
3537 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3538 and reference constructing.
3540 2009-08-12 Xinliang David Li <davidxl@google.com>
3542 PR tree-optimization/41012
3543 * tree-flow.h : New external interface.
3544 * gimple-low.c (check_call_arg): Change to public function.
3545 Remove argument mismatch check in lowering.
3546 * tree-inline.h (tree_can_inline_p): Interface change.
3547 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3549 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3550 Call change to tree_can_inline_p function.
3551 (cgraph_decide_inlining_incrementally): Ditto.
3553 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3555 PR tree-optimization/41031
3556 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3557 on the partition variable rather than promote_mode on the source
3558 type. Assert that the partition variable's type has the same
3559 mode as the source value's.
3561 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3563 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3564 for for_return == 2.
3565 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3567 * calls.c (expand_call): Fix typo.
3568 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3570 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3572 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3573 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3574 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3575 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3577 2009-08-12 Andrew Haley <aph@redhat.com>
3579 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3581 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3584 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3586 2009-08-12 Richard Guenther <rguenther@suse.de>
3588 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3589 * gimplify.c (gimplify_modify_expr): Do not use
3590 lang_hooks.types_compatible_p.
3591 * tree-ssa.c (useless_type_conversion_p): For aggregates
3592 just return false if the canonical types differ.
3594 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3597 * sese.c (convert_for_phi_arg): New.
3598 (add_guard_exit_phis): Use convert_for_phi_arg.
3600 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3602 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3603 unknown subscript upper bounds.
3605 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3606 Pranav Garg <pranav.garg2107@gmail.com>
3608 * graphite-interchange.c (gather_access_strides): Removed.
3609 (ppl_max_for_le): New.
3610 (build_linearized_memory_access): New.
3611 (memory_stride_in_loop): New.
3612 (pbb_interchange_profitable_p): Reimplemented.
3613 * graphite-ppl.h (ppl_new_id_map): New.
3614 (ppl_interchange): New.
3616 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3618 * graphite-interchange.c (compute_subscript): Removed.
3619 (compute_array_size_cstr): Removed.
3620 (compute_array_size_poly): Removed.
3621 (compute_array_size): Removed.
3622 (gather_access_strides_poly): Removed.
3623 (gather_access_strides): Empty.
3625 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3627 * graphite-dependences.c (dependence_polyhedron_1): Replace
3628 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3629 (graphite_legal_transform_dr): Same.
3630 (graphite_carried_dependence_level_k): Same.
3631 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3632 Initialize PDR_NB_SUBSCRIPTS.
3633 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3635 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3636 (PDR_NB_SUBSCRIPTS): New.
3637 (pdr_nb_subscripts): Removed.
3638 (pdr_dim): Simplified.
3639 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3640 with PDR_NB_SUBSCRIPTS.
3642 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3644 * graphite-interchange.c (compute_array_size): Remove use of
3646 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3647 Do not initialize PDR_DATA_CONTAINER.
3648 (print_pdr): Do not print PDR_DATA_CONTAINER.
3649 * graphite-poly.h (struct poly_dr): Remove data_container field.
3650 (PDR_DATA_CONTAINER): Removed.
3651 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3653 (build_poly_dr): Same.
3655 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3656 Sebastian Pop <sebastian.pop@amd.com>
3658 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3659 copy of the dependence polyhedron. Free the temporary objects.
3660 (graphite_carried_dependence_level_k): Free unused objects before
3663 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3664 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3665 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3666 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3667 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3669 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3671 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3672 Early return without analyzing the data dependences if no
3673 transform has been done. Call restore_scattering if the transform
3675 (graphite-interchange.c): Same.
3676 * graphite-poly.c (print_scattering_function): Test for
3678 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3679 (apply_poly_transforms): Do not gcc_assert that
3680 the transform is legal.
3681 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3682 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3683 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3684 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3685 * graphite-poly.h (struct poly_scattering): New.
3686 (struct poly_bb): Add original, transformed, and saved fields.
3687 Remove transformed_scattering, original_scattering,
3688 nb_local_variables and nb_scattering_transform fields.
3689 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3690 (poly_scattering_new): New.
3691 (poly_scattering_free): New.
3692 (poly_scattering_copy): New.
3693 (store_scattering_pbb): New.
3694 (store_scattering): New.
3695 (restore_scattering_pbb): New.
3696 (restore_scattering): New.
3697 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3698 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3702 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3705 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3707 * Makefile.in (graphite.o): Depends on PREDICT_H.
3708 * graphite.c: Include predict.h.
3709 (graphite_finalize): Call tree_estimate_probability.
3710 * predict.c (predict_loops): Do not call scev_initialize and
3712 (tree_estimate_probability_bb): New.
3713 (tree_estimate_probability): Do not initialize loops: move that
3714 code to the driver. Call tree_estimate_probability_bb.
3715 (tree_estimate_probability_driver): New.
3716 (pass_profile): Use tree_estimate_probability_driver.
3717 * predict.h (tree_estimate_probability): Declared.
3719 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3721 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3722 * graphite-dependences.c (graphite_legal_transform): Add time to
3723 TV_GRAPHITE_DATA_DEPS.
3724 (dependency_between_pbbs_p): Same.
3725 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3727 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3729 PR rtl-optimization/41033
3730 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3731 aliasing is disabled.
3733 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3735 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3736 si_mask_operand, and_load_operand, low_bitmask_operand,
3737 and_reg_operand, and_operand): New predicates.
3738 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3739 * config/mips/mips.c (and_operands_ok): New function.
3740 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3741 * config/mips/mips.md (move_type): Add ext_ins and logical.
3742 (type): Handle them.
3743 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3744 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3745 shift_shift. Remove commutative constraint modifier.
3746 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3748 (*clear_upper32_dext): Remove define_insn_and_split.
3749 (*clear_upper32): Turn this define_insn_and_split ...
3750 (splitter for ANDing register with 0xffff_ffff): .. into this.
3752 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3754 * combine.c (try_widen_shift_mode): Factor out code to check if an
3755 integer constant is a low-order bitmask from here ...
3756 * rtlanal.c (low_bitmask_len): ... to here.
3757 * rtl.h (low_bitmask_len): Declare.
3759 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3762 * config/alpha/alpha.md (addsi3): Remove expander.
3763 (addsi3): Rename from *addsi3_internal insn pattern.
3764 (subsi3): Remove expander.
3765 (subsi3): Rename from *subsi3_internal insn pattern.
3767 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3769 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3772 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3773 Eric Botcazou <botcazou@adacore.com>
3774 Douglas B Rupp <rupp@gnat.com>
3776 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3777 that records that fit in 64 bits are returned by immediate value,
3778 as required by OpenVMS Calling Standard.
3779 (function_value): Adjust for above modification.
3780 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3781 virtual_incoming_args_rtx as base object, not next_arg.
3782 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3784 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3786 * reload.c (find_reloads_subreg_address): Check the original
3787 req_equiv_mem address to detect the case where an address is
3788 not valid in the outer mode.
3790 2009-08-11 Richard Guenther <rguenther@suse.de>
3793 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3795 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3797 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3798 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3800 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3801 Douglas B Rupp <rupp@gnat.com>
3803 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3804 PT_STACK when frame_pointer_needed on OpenVMS.
3805 (alpha_pv_save_size, alpha_using_fp): Remove.
3806 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3807 with proper processing for PT_NULL.
3808 (alpha_vms_initial_elimination_offset): New function. Support for
3809 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3810 (alpha_sa_size): Force procedure type to PT_STACK when
3811 frame_pointer_needed on OpenVMS.
3812 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3813 (alpha_using_fp): Likewise.
3814 (alpha_vms_can_eliminate): Add prototype.
3815 (alpha_vms_initial_elimination_offset): Likewise.
3816 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3817 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3819 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3820 Douglas B Rupp <rupp@gnat.com>
3822 * config/alpha/alpha.c (common_object_handler): New function.
3823 (vms_attribute_table): Declare a single attribute "common_object".
3824 (vms_output_aligned_decl_common): New global function.
3825 (SECTION_VMS_OVERLAY): Delete.
3826 (SECTION_VMS_GLOBAL): Likewise.
3827 (SECTION_VMS_INITIALIZE): Likewise.
3828 (vms_asm_named_section): Remove support for above flags.
3829 (vms_section_type_flags): Delete.
3830 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3831 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3832 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3833 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3835 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3838 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3839 (sub_ddmmss): Likewise.
3841 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3844 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3847 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3850 * reload1.c (reload_as_needed): Use cancel_changes to completely
3851 undo a failed replacement attempt.
3853 2009-08-10 Richard Guenther <rguenther@suse.de>
3856 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3857 (useless_type_conversion_p): ... here. Require pointer targets
3860 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3863 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3864 loose the original type of the statement list.
3866 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3868 * config/alpha/alpha.c: Include libfuncs.h
3869 (avms_asm_output_extern): New function.
3870 (alpha_init_libfuncs): Init some decc libfuncs.
3871 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3872 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3873 (DO_CRTL_NAMES): Define.
3875 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3876 (LONG_TYPE_SIZE): Define.
3877 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3878 (SUBTARGET_SWITCHES): Define malloc64 switch.
3879 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3880 (MASK_RETURN_ADDR): Define.
3881 doc/invoke.texi (mmalloc64): Document switch.
3883 2009-08-09 Olivier Hainque <hainque@adacore.com>
3884 Douglas B Rupp <rupp@gnat.com>
3886 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3887 uses_condition_handler.
3888 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3889 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3890 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3891 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3892 (code_for_builtin): New insn codes for the new alpha_builtins.
3893 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3894 (alpha_sa_size): Account for uses_condition_handler.
3895 (alpha_expand_prologue): Likewise.
3896 (alpha_start_function): Likewise.
3897 (alpha_expand_epilogue): Likewise.
3898 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3899 establish/revert expanders.
3900 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3901 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3902 New expander, resorting to the alpha.c associated function.
3903 (builtin_revert_vms_condition_handler): Likewise.
3904 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3905 __gcc_shell_handler, the static VMS condition handler used as
3906 an indirection wrapper to the current dynamically established
3908 * config/alpha/vms-unwind.h: Complete rewrite.
3909 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3910 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3912 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3913 Douglas B Rupp <rupp@gnat.com>
3915 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3916 (alpha_need_linkage): Handle aliases. Return function symbol.
3917 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3918 Use ultimate alias target for the linkage name.
3919 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3920 by alpha_need_linkage for the function symbol.
3921 (setmemdi): Likewise.
3923 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3925 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3926 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3927 (ASM_WEAKEN_LABEL): Define.
3928 (CRT_CALL_STATIC_FUNCTION): Define.
3929 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3930 (ENDFILE_SPEC): Define.
3931 (INIT_SECTION_ASM_OP): Define.
3932 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3933 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3935 (MULTILIB_OSDIRNAMES): Define.
3936 (shlib_version): Define.
3937 (SHLIB_EXT): Define.
3938 (SHLIB_OBJS): Define.
3939 (SHLIB_NAME): Define.
3940 (SHLIB_MULTILIB): Define.
3941 (SHLIB_INSTALL): Define.
3942 (SHLIB_SYMVEC): Define.
3943 (SHLIB_SYMVECX2): Define.
3944 (SHLIB_LINK): Define.
3946 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3948 * config/alpha/alpha.c (alpha_initialize_trampoline):
3949 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3950 (alpha_start_function): Emit transfer address on nested functions
3951 for VMS trampoline call.
3952 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3953 since no longer used.
3954 * config/alpha/vms-tramp.asm: Remove.
3955 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3956 since now only data initialized at runtime.
3958 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3960 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3961 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3962 (MD_EXEC_PREFIX): Remove, no longer used.
3963 (MD_STARTFILE_PREFIX): Likewise.
3964 (INCLUDE_DEFAULTS): Likewise.
3965 * config/alpha/t-vms:
3966 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3968 2009-08-09 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/41016
3971 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3972 (operand_precision): Remove.
3973 (integral_operand_p): Likewise.
3974 (recognize_single_bit_test): Adjust.
3976 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3978 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3979 operation overflows. Likewise non-cast unary arithmetic.
3980 If one arm of a conditional expression is always taken,
3981 inhibit evaluation warnings for the other arm. Likewise inhibit
3982 evaluation warnings for the second && or || operand if the first
3983 operand is enough to determine the result.
3984 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3986 (build_binary_op): Prevent duplicate evaluation warnings.
3988 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3990 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3991 and destination have different modes, Use promote_mode to
3992 determine the signedness of the conversion. Assert that the
3993 promoted source mode matches the destination mode. Don't pass
3994 the destination and destination mode to expand_expr if the source
3995 mode is different. Simplify conversion logic.
3997 2009-08-09 Ira Rosen <irar@il.ibm.com>
3999 PR tree-optimization/41008
4000 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4001 from condition only in case it's a comparison. Adjust checks.
4003 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4005 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4006 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4007 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4008 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4009 (dump_cand): Handle them.
4010 (struct iv_cand): New members COST_STEP and AINC_USE.
4011 (stmt_after_increment): Likewise.
4012 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4013 callers changed. Use gimple_uid comparison instead of scanning.
4014 (add_candidate_1): When looking for identical candidates, take
4015 AINC_USE into account. Set it for new candidates.
4016 (force_expr_to_var_cost): Cast target_spill_cost to int.
4017 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4018 All callers changed. Check for availability of autoinc addressing
4019 modes, both in general for a given mode, and in the specific use case.
4020 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4022 (get_computation_cost): Likewise.
4023 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4024 add_autoinc_candidates): New static functions.
4025 (add_candidate): Call add_autoinc_candidates for candidates based on
4027 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4028 (determine_use_iv_cost_address): If we have an autoinc candidate at
4029 the matching use, verify autoinc is possible and subtract the cost
4030 of the candidate's step from the cost.
4031 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4032 member of the candidate.
4033 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4034 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4036 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4038 * config.build (ia64-hp-*vms*): New target.
4039 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4041 * config.gcc (ia64-hp-*vms*): New target.
4042 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4044 * config.host (ia64-hp-*vms*): New target.
4045 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4048 2009-08-08 Richard Guenther <rguenther@suse.de>
4050 PR tree-optimization/40991
4051 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4053 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4055 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4056 mode check. Do truncations in an integer mode.
4057 (force_to_mode): Handle subregs for all mode types. Only do
4058 arithmetic simplifications on integer modes.
4060 2009-08-07 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/40999
4063 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4064 (maybe_fold_reference): Lookup constant initializers.
4065 (fold_gimple_assign): Likewise.
4067 2009-08-07 Richard Guenther <rguenther@suse.de>
4069 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4070 that require structural equality defer to the langhook.
4072 2009-08-07 Martin Jambor <mjambor@suse.cz>
4074 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4076 (struct ipa_pass_through_data): New type.
4077 (struct ipa_ancestor_jf_data): New type.
4078 (union jump_func_value): Removed field formal_id, added fields
4079 pass_through and ancestor.
4080 (struct ipa_param_call_note): Changed type of formal_id to int from
4082 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4083 operations jump functions and ancestor jump functions.
4084 (compute_complex_pass_through): New function.
4085 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4086 reflect changes in the jump function strucutre.
4087 (update_jump_functions_after_inlining): Ignore complex pass-through
4088 and ancestor jump functions.
4089 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4090 polynomial pass-through with operation jump functions.
4092 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4094 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4095 fde->dw_fde_begin as begin label instead of hot/cold label.
4096 Use LLSDAC label instead of LLSDA for second section lsda.
4097 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4098 label instead of LLSDA if it is true.
4099 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4101 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4102 SECTION argument. Use it as index into crtl->eh.call_site_record
4104 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4105 use it to determine how to print table entries instead of using
4106 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4107 label instead of normal begin label as base.
4108 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4109 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4110 ensure no EH range spans between sections and that landing pads
4111 are always in the corresponding section.
4112 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4113 for crtl->eh.call_site_record being an array rather than scalar.
4114 (output_one_function_exception_table): New function, copied
4115 from output_function_exception_table. Adjust
4116 dw2_size_of_call_site_table, dw2_output_call_site_table
4117 callers. For SECOND section use *C suffixed labels.
4118 (output_function_exception_table): Call
4119 output_one_function_exception_table and, when doing hot/cold
4120 partitioning, also another time for the second section.
4121 * opts.c: Include except.h.
4122 (decode_options): Allow -freorder-blocks-and-partition with
4123 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4124 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4125 * function.h (struct rtl_eh): Change call_site_record from
4126 scalar into array of 2 elements.
4128 2009-08-07 Martin Jambor <mjambor@suse.cz>
4130 * ipa-prop.c (count_formal_params_1): New function.
4131 (ipa_get_vector_of_formal_parms): New function.
4132 (get_vector_of_formal_parm_types): New function.
4133 (ipa_modify_formal_parameters): New function.
4134 (ipa_modify_call_arguments): New function.
4135 (index_in_adjustments_multiple_times_p): New function.
4136 (ipa_combine_adjustments): New function.
4137 (ipa_dump_param_adjustments): New function.
4138 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4139 (ipa_get_vector_of_formal_parms): Declare.
4140 (ipa_modify_formal_parameters): Declare.
4141 (ipa_modify_call_arguments): Declare.
4142 (ipa_combine_adjustments): Declare.
4143 (ipa_dump_param_adjustments): Declare.
4144 (build_ref_for_offset): Declare.
4145 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
4146 * tree-sra.c: Include ipa-prop.c.
4147 (build_ref_for_offset): Make public.
4149 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
4151 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
4153 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
4155 * gcc/doc/extend.texi (__builtin_extract_return_address)
4156 (__builtin_frob_return_address): Document.
4158 2009-08-06 Paul Brook <paul@codesourcery.com>
4160 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
4161 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
4162 implementation on ARMv6-M.
4164 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4166 * doc/extend.texi (pcs): Document new attribute for ARM.
4168 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4170 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4173 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4175 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4178 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4180 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4182 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4184 Merge ARM/hard_vfp_branch to trunk.
4186 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4188 * arm.c (libcall_eq): New function.
4189 (libcall_hash): New function.
4190 (add_libcall): New function.
4191 (arm_libcall_uses_aapcs_base): New function.
4192 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4193 libcalls using the base PCS.
4194 (arm_init_cumulative_args): Likewise.
4196 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4198 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4199 Use base ABI for conversion libfuncs between HFmode and SFmode.
4201 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4203 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4204 V4SImode as representatives of all 64-bit and 128-bit vector
4205 types. Allow vector types without vector modes.
4206 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4207 without vector modes like BLKmode.
4208 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4209 BLKmode. Avoid unsupported vector modes or TImode moves for
4211 (aapcs_vfp_allocate_return_reg): Likewise.
4212 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4213 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4215 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4217 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4218 (arm_get_pcs_model): Pass attribute arguments to
4219 arm_pcs_from_attribute.
4220 (arm_init_cumulative_args): Use base AAPCS for conversions from
4221 floating-point types to DImode.
4222 (arm_attribute_table): Add pcs attribute.
4223 (arm_handle_pcs_attribute): New.
4224 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4225 conversions from floating-point types to DImode, also declare them
4226 to use base AAPCS and declare functions they call to use base
4227 AAPCS and their RTABI names.
4229 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4231 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4232 -mfloat-abi=hard not being supported for VFP.
4234 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4236 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4237 SYMBOL_REF to hard_libcall_value.
4239 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4240 Richard Earnshaw <rearnsha@arm.com>
4242 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4243 has been put on the stack, all remaining co-processory arguments for
4244 that co-processor also go on the stack.
4246 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4248 * config/arm/arm.c (arm_return_in_memory): Handle returning
4249 vectors of suitable size in registers also for AAPCS case.
4251 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4253 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4255 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4257 ARM Hard-VFP calling convention
4258 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4259 * target.h (gcc_target): Add libcall_value to table of call hooks.
4260 * targhooks.h (default_libcall_value): Default implementation.
4261 * targhooks.c (default_libcall_value): Likewise.
4262 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4263 * optabs.c (expand_unop): Use it.
4264 * expr.h (hard_libcall_value): Pass the function RTX through.
4265 * calls.c (emit_library_call_value_1): Update call to
4267 * explow.c (hard_libcall_value): Use new target hook.
4268 * testsuite/lib/target-supports.exp
4269 (check_effective_target_arm_hard_vfp_ok): New hook.
4270 (check_effective_target_arm_neon_ok): Improve test for neon
4272 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4273 * config/arm/arm.c: Include cgraph.h
4274 (TARGET_FUNCTION_VALUE): Override default hook.
4275 (arm_pcs_default): New variable.
4276 (arm_override_options): Don't fault hard calling convention with VFP.
4277 Add support for AAPCS variants.
4278 (arm_function_value): Make static. Handle AAPCS variants.
4279 (arm_libcall_value): New function.
4280 (arm_apply_result_size): Handle VFP registers in results.
4281 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4283 (pcs_attribute_args): New variable.
4284 (arm_pcs_from_attribute): New function.
4285 (arm_get_pcs_model): New function.
4286 (aapcs_vfp_cum_init): New function.
4287 (aapcs_vfp_sub_candidate): New function.
4288 (aapcs_vfp_is_return_candidate): New function.
4289 (aapcs_vfp_is_call_candidate): New function.
4290 (aapcs_vfp_allocate): New function.
4291 (aapcs_vfp_allocate_return_reg): New function.
4292 (aapcs_vfp_advance): New function.
4293 (aapcs_cp_arg_layout): New variable.
4294 (aapcs_select_call_coproc): New function.
4295 (aapcs_select_return_coproc): New function.
4296 (aapcs_allocate_return_reg): New function.
4297 (aapcs_libcall_value): New function.
4298 (aapcs_layout_arg): New function.
4299 (arm_init_cumulative_args): Initialize AAPCS args data.
4300 (arm_function_arg): Handle AAPCS variants using new interface.
4301 (arm_arg_parital_bytes): Likewise.
4302 (arm_function_arg_advance): New function.
4303 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4304 calling conventions.
4305 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4306 * arm.h (NUM_VFP_ARG_REGS): Define.
4307 (LIBCALL_VALUE): Update.
4308 (FUNCTION_VALUE): Delete.
4309 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4310 (arm_pcs): New enum.
4311 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4312 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4313 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4314 * arm-protos.h (arm_function_arg_advance): Add.
4315 (aapcs_libcall_value): Add.
4316 (arm_function_value): Delete.
4318 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4319 H.J. Lu <hongjiu.lu@intel.com>
4322 * config/i386/i386.c (standard_sse_mode_p): Remove.
4323 (standard_sse_constant_p): Return 2 for integer mode
4324 vector_all_ones_operand when SSE2 is enabled.
4325 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4326 (ix86_expand_vector_move): Do not check for negative values from
4327 standard_sse_constant_p.
4329 2009-08-06 Richard Guenther <rguenther@suse.de>
4331 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4332 array type comparisons frontend independent.
4333 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4334 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4335 out array reference lower bound and element size operands.
4336 (ao_ref_init_from_vn_reference): Properly compute the offset
4337 for ARRAY_RANGE_REF.
4338 (vn_reference_fold_indirect): Fill out array reference lower
4339 bound and element size operands.
4340 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4341 a non gimple valued reference operand which can happen for
4342 array reference lower bound or element size.
4343 (create_component_ref_by_pieces_1): Properly generate the
4344 element size operand for array references.
4346 2009-08-06 Richard Guenther <rguenther@suse.de>
4348 PR tree-optimization/40964
4349 * tree.c (iterative_hash_host_wide_int): Export.
4350 * tree.h (iterative_hash_host_wide_int): Declare.
4351 * tree-ssa-structalias.c (heapvar_map): New struct.
4352 (heapvar_map_eq): New function.
4353 (heapvar_map_hash): Likewise.
4354 (heapvar_lookup): Adjust.
4355 (heapvar_insert): Likewise.
4356 (make_constraint_from_heapvar): Allow multiple heap variables
4357 per decl at different offsets.
4358 (init_alias_heapvars): Adjust.
4360 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4362 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4363 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4364 trailing sync if TARGET_SYNC_AFTER_SC.
4366 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4368 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4369 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4370 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4371 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4372 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4373 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4374 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4375 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4376 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4377 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4378 the prototype declaration match the definition.
4379 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4380 instructions explicitly. Add barrier_before and operands
4382 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4383 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4384 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4385 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4386 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4387 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4389 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4391 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4393 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4394 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4397 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4400 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4402 PR rtl-optimization/40924
4403 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4404 make sure canon_rtx (mem_address) isn't simpler than
4405 canon_rtx (expanded_mem_address).
4407 2009-08-05 Li Feng <nemokingdom@gmail.com>
4409 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4411 (build_scop_drs): Build alias set for each SCoP.
4413 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4415 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4416 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4417 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4418 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4419 (BASE_DRIVER_SELF_SPECS): Likewise.
4421 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4423 * tree-ssa-alias.c: Fix some comment typos.
4425 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4427 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4428 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4430 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4433 * simplify-rtx.c (simplify_binary_operation_1): Disable
4434 simplifications for decimal float operations.
4436 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4439 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4440 operand of INDIRECT_REF.
4442 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4444 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4445 constants referencing TLS symbols.
4447 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4449 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4450 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4452 2009-08-03 Richard Guenther <rguenther@suse.de>
4454 * tree.c (make_vector_type): Build a main variant first,
4455 get the canonical one and then build the variant.
4456 * tree-ssa.c (useless_type_conversion_p_1): Handle
4458 (useless_type_conversion_p): Conversions to pointers to
4459 incomplete record types are useless.
4461 2009-08-03 Richard Guenther <rguenther@suse.de>
4463 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4464 file will be created.
4465 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4466 * toplev.c (compile_file): Adjust comment.
4468 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4470 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4471 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4472 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4473 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4474 (sh_promote_function_mode): Fix typo.
4476 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4478 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4480 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4482 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4483 declaration arguments.
4485 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4488 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4489 (ix86_split_ashl): Ditto.
4490 (ix86_expand_vector_init_one_nonzero): Ditto.
4491 (ix86_expand_vector_set): Ditto.
4492 (ix86_expand_reduc_v4sf): Ditto.
4494 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4496 * explow.c (promote_function_mode): Remove assert.
4497 * config/sh/sh.c (sh_promote_function_mode): Declare.
4499 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4501 * config/pa/pa.c (pa_promote_function_mode): Declare.
4502 Change to static. Fix promote_mode call.
4504 * gthr-dce.h (CONST_CAST2): Define if not defined.
4505 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4507 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4509 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4511 * expr.c (store_constructor): Use promote_decl_mode. Remove
4512 now write-only variable unsignedp.
4513 (expand_expr_real_1): Use promote_decl_mode.
4514 * expr.h (promote_function_mode, promote_decl_mode): New.
4515 (promote_mode): Remove last argument.
4516 * function.c (assign_temp): Drop last argument of promote_mode.
4517 (assign_parm_find_data_types): Use promote_function_mode.
4518 (assign_parm_setup_reg): Likewise.
4519 (expand_function_end): Use promote_function_mode.
4520 * calls.c (initialize_argument_information): Use promote_function_mode.
4521 (precompute_arguments): Use promote_mode instead of checking if
4522 only PROMOTE_FUNCTION_MODE is defined.
4523 (expand_call): When making sibcall decisions, use promote_function_mode.
4524 Below, remove an if for targetm.calls.promote_function_return and
4525 and use promote_function_mode.
4526 (emit_library_call_value_1): Use promote_function_mode, fix bug
4527 where promote_mode was passed FOR_CALL == 0 for a return value in an
4529 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4530 * explow.c (promote_function_mode, promote_decl_mode): New.
4531 (promote_mode): Keep only the FOR_CALL == 0 case.
4532 * combine.c (setup_incoming_promotion): Remove test of
4533 promote_function_args. Use promote_function_mode.
4534 * stmt.c (expand_value_return): Use promote_decl_mode.
4535 (expand_decl): Use promote_decl_mode.
4537 * expr.c (store_constructor): Use promote_decl_mode. Remove
4538 now write-only variable unsignedp.
4539 (expand_expr_real_1): Use promote_decl_mode.
4540 * expr.h (promote_function_mode, promote_decl_mode): New.
4541 (promote_mode): Remove last argument.
4542 * function.c (assign_temp): Drop last argument of promote_mode.
4543 (assign_parm_find_data_types): Use promote_function_mode.
4544 (assign_parm_setup_reg): Likewise.
4545 (expand_function_end): Use promote_function_mode.
4546 * calls.c (initialize_argument_information): Use promote_function_mode.
4547 (precompute_arguments): Use promote_mode instead of checking if
4548 only PROMOTE_FUNCTION_MODE is defined.
4549 (expand_call): When making sibcall decisions, use promote_function_mode.
4550 Below, remove an if for targetm.calls.promote_function_return and
4551 and use promote_function_mode.
4552 (emit_library_call_value_1): Use promote_function_mode, fix bug
4553 where promote_mode was passed FOR_CALL == 0 for a return value in an
4555 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4556 * explow.c (promote_function_mode, promote_decl_mode): New.
4557 (promote_mode): Keep only the FOR_CALL == 0 case.
4558 * combine.c (setup_incoming_promotion): Remove test of
4559 promote_function_args. Use promote_function_mode.
4560 * stmt.c (expand_value_return): Use promote_decl_mode.
4561 (expand_decl): Use promote_decl_mode.
4563 * explow.c (promote_function_mode): Just call the target hook.
4564 * targhooks.c (default_promote_function_mode,
4565 default_promote_function_mode_always_promote): New.
4566 * targhooks.h (default_promote_function_mode,
4567 default_promote_function_mode_always_promote): Declare.
4568 * target.h (promote_function_args, promote_function_return): Remove.
4569 (promote_function_mode): New.
4570 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4571 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4572 (TARGET_PROMOTE_FUNCTION_MODE): New.
4573 (TARGET_CALLS): Adjust.
4574 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4575 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4577 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4578 * config/s390/s390.c (s390_promote_function_mode): ... here,
4579 with pointer handling.
4580 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4581 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4583 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4584 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4585 with pointer handling.
4586 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4587 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4589 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4590 * config/sh/sh.c (sh_promote_function_mode): New.
4591 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4592 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4594 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4595 * config/cris/cris.c (cris_promote_function_mode): ... here.
4596 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4597 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4599 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4600 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4601 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4602 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4604 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4605 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4606 complex type handling.
4607 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4608 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4610 * config/pa/pa.c (pa_promote_function_mode): New.
4611 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4612 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4614 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4615 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4616 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4617 * config/xtensa/xtensa.c: Likewise.
4618 * config/stormy16/stormy16.c: Likewise.
4619 * config/iq2000/iq2000.c: Likewise.
4620 * config/rs6000/rs6000.c: Likewise.
4621 * config/picochip/picochip.c: Likewise.
4622 * config/arc/arc.c: Likewise.
4623 * config/mcore/mcore.c: Likewise.
4624 * config/score/score.c: Likewise.
4625 * config/mips/mips.c: Likewise.
4626 * config/bfin/bfin.c: Likewise.
4627 * config/ia64/ia64.c: Likewise (disabled though).
4629 * config/frv/frv.h: Remove pointless remark.
4631 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4632 TARGET_PROMOTE_FUNCTION_ARGS,
4633 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4634 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4636 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4638 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4639 -floop-parallelize-all.
4640 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4641 flag_loop_parallelize_all.
4642 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4643 * graphite.c (graphite_transform_loops): Same.
4645 * graphite-poly.c (apply_poly_transforms): Same.
4647 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4649 PR tree-optimization/40914
4650 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4651 if set, then check the delta field of the PMF record.
4652 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4653 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4654 call is stored in the delta.
4656 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4658 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4660 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4662 * config/i386/bsd.h (ASM_BYTE): New define.
4663 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4664 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4665 .byte. Use fputs or putc instead of fprintf where appropriate.
4666 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4667 fputs or putc instead of fprintf where appropriate.
4668 * config/i386/i386elf.h: Ditto.
4669 * config/i386/sysv4.h: Ditto.
4671 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4672 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4673 (*tls_global_dynamic_64): Ditto.
4675 2009-07-31 Christian Bruel <christian.bruel@st.com>
4677 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4679 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4681 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4682 Remove dead code for MINUS.
4684 2009-07-31 Anthony Green <green@moxielogic.com>
4686 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4688 (moxie_expand_epilogue): Ditto for epilogue.
4689 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4691 (moxie_function_arg): Ditto.
4692 (moxie_pass_by_reference): Ditto.
4693 (moxie_arg_partial_bytes): Ditto.
4694 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4695 (FUNCTION_ARG_ADVANCE) Ditto.
4696 (REG_PARM_STACK_SPACE) Ditto.
4697 (FUNCTION_ARG_REGNO_P) Dito.
4699 * config.gcc: Add moxie linux config support.
4700 * gcc/config/moxie/uclinux.h: New file.
4702 2009-07-31 DJ Delorie <dj@redhat.com>
4704 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4705 (UNSPECV_SP_SWITCH_E): New.
4706 (sp_switch_1): Change to an unspec.
4707 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4709 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4710 reference the new stack's address
4712 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4714 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4715 graphite-clast-to-gimple.o, graphite-dependences.o,
4716 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4717 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4718 (graphite-blocking.o,
4719 graphite-clast-to-gimple.o, graphite-dependences.o,
4720 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4721 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4722 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4723 * cfgloop.h (struct loop): Add can_be_parallel field.
4724 * common.opt (fgraphite-identity): Moved up.
4725 (fgraphite-force-parallel): New flag.
4726 * graphite.c: Rewrite.
4727 * graphite.h: Rewrite.
4728 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4730 * toplev.c (graphite_out_file): New file descriptor.
4731 (graphite_in_file): New.
4732 (process_options): flag_graphite_force_parallel cannot be used without
4734 * tree-ssa-loop.c: Include toplev.h.
4735 (gate_graphite_transforms): Enable flag_graphite for
4736 flag_graphite_force_parallel.
4738 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4740 * ChangeLog.graphite: New.
4741 * graphite-blocking.c: New.
4742 * graphite-clast-to-gimple.c: New.
4743 * graphite-clast-to-gimple.h: New.
4744 * graphite-dependences.c: New.
4745 * graphite-dependences.h: New.
4746 * graphite-interchange.c: New.
4747 * graphite-poly.c: New.
4748 * graphite-poly.h: New.
4749 * graphite-ppl.c: New.
4750 * graphite-ppl.h: New.
4751 * graphite-scop-detection.c: New.
4752 * graphite-scop-detection.h: New.
4753 * graphite-sese-to-poly.c: New.
4754 * graphite-sese-to-poly.h: New.
4758 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4760 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4761 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4763 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4765 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4766 (scev_is_linear_expression): Return false if the evolution is not
4767 affine multivariate.
4769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4771 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4772 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4774 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4776 * tree-data-ref.c (debug_data_references): New.
4777 (debug_data_reference): New.
4778 * tree-data-ref.h (debug_data_references): Declared.
4779 (debug_data_reference): Declared.
4781 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4783 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4784 * tree-data-ref.h (scop_p): Removed.
4785 (struct data_reference): Remove field scop.
4787 (stmt_simple_memref_p): Removed.
4789 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4791 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4792 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4795 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4797 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4799 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4801 * doc/invoke.texi (-fgraphite-identity): Documented.
4803 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4805 * tree-scalar-evolution.c: Fix comment.
4806 (instantiate_scev_1): Return unknow from scev instantiation if the
4807 result is not above instantiate_below.
4809 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4811 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4812 static anymore. Instantiate the symbols that may have been introduced
4814 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4817 2009-07-30 DJ Delorie <dj@redhat.com>
4819 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4820 .vliw directive to VLIW sections.
4822 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4824 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4826 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4827 (AUTOHEADER): New variable.
4828 ($(srcdir)/cstamp-h.in): Use it.
4830 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4831 Pat Haugen <pthaugen@us.ibm.com>
4832 Revital Eres <ERES@il.ibm.com>
4834 * config/rs6000/vector.md (VEC_F): Add VSX support.
4838 (vector_load_<mode>): Ditto.
4839 (vector_store_<mode>): Ditto.
4840 (vector GPR move split): Ditto.
4841 (vec_reload_and_plus_<mptrsize>): Ditto.
4842 (vec_reload_and_reg_<mptrsize>): Ditto.
4843 (add<mode>3): Ditto.
4844 (sub<mode>3): Ditto.
4845 (mul<mode>3): Ditto.
4846 (neg<mode>2): Ditto.
4847 (abs<mode>2): Ditto.
4848 (smin<mode>3): Ditto.
4849 (smax<mode>3): Ditto.
4850 (vector_eq<mode>): Ditto.
4851 (vector_gt<mode>): Ditto.
4852 (vector_ge<mode>): Ditto.
4853 (vector_gtu<mode>): Ditto.
4854 (vector_select_<mode>_uns): Ditto.
4855 (vector_eq_<mode>_p): Ditto.
4856 (vector_gt_<mode>_p): Ditto.
4857 (vector_ge_<mode>_p): Ditto.
4858 (vector_gtu_<mode>_p): Ditto.
4859 (cr6_test_for_zero): Ditto.
4860 (cr6_test_for_zero_reverse): Ditto.
4861 (cr6_test_for_lt): Ditto.
4862 (cr6_test_for_lt_reverse): Ditto.
4863 (xor<mode>3): Ditto.
4864 (ior<mode>3): Ditto.
4865 (and<mode>3): Ditto.
4866 (one_cmpl<mode>2): Ditto.
4867 (nor<mode>2): Ditto.
4868 (andc<mode>2): Ditto.
4869 (float<VEC_int<mode>2): Ditto.
4870 (unsigned_float<VEC_int><mode>2): Ditto.
4871 (fix_trunc<mode><VEC_int>2): Ditto.
4872 (fixuns_trunc<mode><VEC_int>2): Ditto.
4874 (vec_set<mode>): Ditto.
4875 (vec_extract<mode>): Ditto.
4876 (vec_interleave_highv4sf): Ditto.
4877 (vec_interleave_lowv4sf): Ditto.
4878 (vec_realign_load_<mode>): Ditto.
4879 (vec_shl_<mode>): Ditto.
4880 (vec_shr_<mode>): Ditto.
4881 (div<mode>3): New patterns for VSX.
4882 (vec_interleave_highv2df): Ditto.
4883 (vec_interleave_lowv2df): Ditto.
4884 (vec_pack_trunc_v2df): Ditto.
4885 (vec_pack_sfix_trunc_v2df): Ditto.
4886 (vec_pack_ufix_trunc_v2df): Ditto.
4887 (vec_unpacks_hi_v4sf): Ditto.
4888 (vec_unpacks_lo_v4sf): Ditto.
4889 (vec_unpacks_float_hi_v4si): Ditto.
4890 (vec_unpacks_float_lo_v4si): Ditto.
4891 (vec_unpacku_float_hi_v4si): Ditto.
4892 (vec_unpacku_float_lo_v4si): Ditto.
4893 (movmisalign<mode>): Ditto.
4894 (vector_ceil<mode>2): New patterns for vectorizing math library.
4895 (vector_floor<mode>2): Ditto.
4896 (vector_btrunc<mode>2): Ditto.
4897 (vector_copysign<mode>3): Ditto.
4899 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4900 predicate for setting the high bit in each word, used for copysign.
4902 * config/rs6000/ppc-asm.h (f19): Whitespace.
4903 (f32-f63): Define if VSX.
4904 (v0-v31): Define if Altivec.
4905 (vs0-vs63): Define if VSX.
4907 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4909 * config/rs6000/power7.md: New file, provide tuning parameters for
4912 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4913 (rs6000_cpu_cpp_builtins): Ditto.
4914 (altivec_overloaded_builtins): Ditto.
4915 (altivec_resolve_overloaded_builtin): Ditto.
4917 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4918 debug switch to disable vectorizing simple math builtin
4921 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4922 Vectorize simple math builtin functions.
4923 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4924 hook to vectorize math builtins.
4925 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4926 (rs6000_builtin_conversion): Add VSX/power7 support.
4927 (rs6000_builtin_vec_perm): Ditto.
4928 (vsplits_constant): Add support for loading up a vector constant
4929 with just the high bit set in each part.
4930 (rs6000_expand_vector_init): Add VSX/power7 support.
4931 (rs6000_expand_vector_set): Ditto.
4932 (rs6000_expand_vector_extract): Ditto.
4933 (rs6000_emit_move): Ditto.
4934 (bdesc_3arg): Ditto.
4935 (bdesc_2arg): Ditto.
4936 (bdesc_1arg): Ditto.
4937 (rs6000_expand_ternop_builtin): Ditto.
4938 (altivec_expand_builtin): Ditto.
4939 (rs6000_expand_unop_builtin): Ditto.
4940 (rs6000_init_builtins): Ditto.
4941 (altivec_init_builtins): Ditto.
4942 (builtin_function_type): Ditto.
4943 (rs6000_common_init_builtins): Ditto.
4944 (rs6000_handle_altivec_attribute); Ditto.
4945 (rs6000_mangle_type): Ditto.
4946 (rs6000_vector_mode_supported_p): Ditto.
4947 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4950 * config/rs6000/vsx.md: New file for VSX support.
4952 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4953 identifing values with just the most significant bit set.
4954 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4955 vectorized builtins.
4957 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4958 (UNSPEC_VRFIM): Delete.
4959 (splitter for loading up vector with most significant bit): New
4960 splitter for vectorizing copysign.
4961 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4962 vectorizing simple math functions.
4963 (altivec_vrfip): Add support for vectorizing simple math functions.
4964 (altivec_vrfim): Ditto.
4965 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4967 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4968 (power7.md, vsx.md): Include for power7 support.
4969 (copysigndf3): Use VSX instructions if -mvsx.
4970 (negdf2_fpr): Ditto.
4971 (absdf2_fpr): Ditto.
4972 (nabsdf2_fpr): Ditto.
4973 (adddf3_fpr): Ditto.
4974 (subdf3_fpr): Ditto.
4975 (muldf3_fpr): Ditto.
4976 (divdf3_fpr): Ditto.
4977 (fix_truncdfdi2_fpr): Ditto.
4978 (cmpdf_internal1): Ditto.
4979 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4980 (btruncdf2, btruncdf2_fpr): Ditto.
4981 (ceildf2, ceildf2_fpr): Ditto.
4982 (floordf2, floordf2_fpr): Ditto.
4983 (floatdidf2, floatdidf2_fpr): Ditto.
4984 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4985 (fmsubdf4_fpr): Ditto.
4986 (fnmadddf4_fpr_1): Ditto.
4987 (fnmadddf4_fpr_2): Ditto.
4988 (fnmsubdf4_fpr_1): Ditto.
4989 (fnmsubdf4_fpr_2): Ditto.
4990 (fixuns_truncdfdi2): Add expander for VSX support.
4991 (fix_truncdfdi2): Ditto.
4992 (fix_truncdfsi2): Ditto.
4994 (btruncsf2): Whitespace.
4995 (movdf_hardfloat32): Add support for VSX registers.
4996 (movdf_softfloat32): Ditto.
4997 (movdf_hardfloat64): Ditto.
4998 (movdf_hardfloat64_mfpgpr): Ditto.
4999 (movdf_softfloat64): Ditto.
5000 (movti splitters): Add check for vector registers supporting
5001 TImode in the future.
5002 (bpermd): Add power7 bpermd instruction.
5004 * config/rs6000/altivec.h (vec_div): Define if VSX.
5008 (vec_nearbyint): Ditto.
5011 (all predicates): Use the generic builtin function, and not the V4SF
5012 specific function so that the predicates will work with VSX's V2DF.
5016 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5017 Document new VSX functions and types.
5019 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5022 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5023 "wa", and "j" constraints. Modify "v" to talk about Altivec
5024 instead of just vector.
5026 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5029 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5030 location for phi arguments.
5031 (rewrite_update_phi_arguments): Find locations for reaching defs.
5032 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5033 Add location to add_phi_arg calls.
5034 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5035 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5036 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5037 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5038 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5039 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5040 * tree-phinodes.c (make_phi_node): Initialize location.
5041 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5042 (add_phi_arg): Add location parameter.
5043 (remove_phi_arg_num): Move location when moving phi argument.
5044 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5046 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5047 slpeel_update_phi_nodes_for_guard1,
5048 slpeel_update_phi_nodes_for_guard2,
5049 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5050 vect_loop_versioning): Set locations.
5051 * tree-parloops.c (create_phi_for_local_result,
5052 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5053 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5054 * tree-vect-loop.c (get_initial_def_for_induction,
5055 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5057 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5058 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5059 (gimple_phi_arg_set_location): New. Set locus.
5060 (gimple_phi_arg_has_location): New. Check for locus.
5061 (redirect_edge_var_map_location): New. Return locus from var_map.
5062 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5063 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5064 combining PHI arguments.
5065 (cond_store_replacement): Set location.
5066 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5067 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5068 scop_add_exit_phis_edge): Add locations.
5069 * tree-cfgcleanup.c (remove_forwarder_block,
5070 remove_forwarder_block_with_phi): Add locations.
5071 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5072 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5074 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5075 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5076 flush_pending_stmts): Add source location.
5077 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5078 stack to preserve locations.
5079 * tree-vect-stmts.c (vectorizable_load): Add location.
5080 * tree-inline.c (copy_phis_for_bb): Copy locus.
5081 (setup_one_parameter): Add call locus to inlined parameter stmts.
5082 (initialize_inlined_parameters): Pass in call location as parameter
5084 (tree_function_versioning): Pass location to setup_one_parameter.
5085 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5086 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5087 copy and edge lists.
5088 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5089 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5090 locus parameter and override the stmt default if provided.
5091 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5092 elim_graph_add_edge, elim_graph_remove_succ_edge,
5093 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5094 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5095 eliminate_phi): Add locus info in elimination graph for each edge and
5097 (insert_backedge_copies): Copy locus if present.
5098 * tree-flow.h (struct _edge_var_map): Add locus field.
5099 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5100 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5101 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5103 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5105 2009-07-30 Martin Jambor <mjambor@suse.cz>
5107 PR tree-optimization/40570
5108 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5111 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5113 * ssa-loop-manip.c: Include langhooks.h.
5114 (rewrite_phi_with_iv): New.
5115 (rewrite_all_phi_nodes_with_iv): New.
5116 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5117 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5118 * tree-parloops.c (loop_parallel_p): Move out all conditions
5119 except dependency check.
5120 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5121 (gen_parallel_loop): Call canonicalize_loop_ivs without
5122 reduction_list argument.
5123 (build_new_reduction): New.
5124 (gather_scalar_reductions): New.
5125 (try_get_loop_niter): New.
5126 (try_create_reduction_list): New.
5127 (parallleize_loops): Change the parallel conditions check.
5128 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5129 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5131 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5133 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5135 * doc/options.texi (Option properties): Mention new quoting syntax.
5137 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5139 * config/alpha/alpha.c (alpha_start_function):
5140 Handle VMS_DEBUG_MAIN_POINTER
5141 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
5142 * doc/invoke.texi: Document -mdebug-main switch.
5144 2009-07-29 Richard Henderson <rth@redhat.com>
5146 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
5147 (cgraph_create_edge_including_clones): Likewise.
5148 * tree-inline.c (copy_bb): Operate on the correct edges
5149 when updating the callgraph.
5151 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5153 * config/alpha/vms-cc.c: Deleted.
5154 * config/alpha/vms-ld.c: Deleted.
5155 * config/alpha/t-vms64: Moved to config/vms
5156 * config/alpha/vms-crt0-64.c: Moved to config/vms
5157 * config/alpha/vms-crt0.c: Moved to config/vms
5158 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
5159 * config/alpha/vms-psxcrt0.c: Moved to config/vms
5160 * config/alpha/xm-vms.h: Moved to config/vms
5161 * config/alpha/x-vms: Moved to config/vms
5162 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5164 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5165 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5167 * config/vms/t-vms64: Moved here from config/alpha
5168 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5169 (argc,argv,envp): Enforce 32bit malloc'ing.
5170 * config/vms/vms-psxcrt0-64.c: Likewise.
5171 * config/vms/vms-crt0.c: Moved here from config/alpha.
5172 * config/vms/vms-psxcrt0.c: Likewise.
5173 * config/vms/vms-crtl-64.h: New file.
5174 * config/vms/vms-crtl.h: New file.
5175 * config/vms/vms.opt: New file.
5176 * config/vms/xm-vms64.h: New file.
5177 * config/vms/xm-vms.h: Moved here from config/alpha.
5178 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5180 * config/vms/x-vms: Moved here from config/alpha.
5181 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5182 (vms-ld.o, vms-cc.o): Removed.
5183 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5185 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5187 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5188 correct stack (obvious VMS fix).
5190 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5192 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5193 date, version info if VMS_DEBUGGING_INFO defined.
5194 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5195 size, date calculating code moved here.
5197 2009-07-29 Paul Brook <paul@codesourcery.com>
5199 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5202 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5205 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5206 to DImode when generating insq_le insn.
5208 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5210 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5211 New macro set for VMS_DEBUGGGING_INFO.
5212 (AT_string_form): Use it.
5214 2009-07-28 DJ Delorie <dj@redhat.com>
5216 * config/mep/mep.c (vtext_section): New.
5217 (vftext_section): New.
5218 (ftext_section): New.
5219 (mep_select_section): Add support for functions.
5220 (mep_unique_section): Likewise.
5221 (mep_asm_init_sections): Likewise.
5222 (mep_encode_section_info): Remove it from here.
5224 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5226 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5228 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5229 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5231 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5233 * dwarf2out.c (output_file_names): Test new macro
5234 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5235 (add_comp_dir_attribute): Likewise.
5237 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5239 * config/i386/mingw-w64.h (LINK_SPEC): Add
5240 separating space between commands.
5242 2009-07-28 Jan Hubicka <jh@suse.cz>
5244 PR tree-optimization/40759
5245 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5248 2009-07-27 DJ Delorie <dj@redhat.com>
5250 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5251 types are dword-aligned.
5252 (mep_expand_va_start): Likewise.
5254 2009-07-27 Olivier Hainque <hainque@adacore.com>
5255 Douglas B Rupp <rupp@gnat.com>
5257 * convert.c (convert_to_pointer): Don't assume the target
5258 pointer type is POINTER_SIZE long. Fetch its precision instead.
5260 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5262 * system.h (fopen): Undefine if macro.
5264 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5266 * dwarf2out.c (output_cfi_p): Removed.
5267 (output_cfis): New function.
5268 (output_fde): New function, split from output_call_frame_info.
5269 (output_call_frame_info): Use it.
5270 (dwarf2out_switch_text_section): Use output_cfis.
5272 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5274 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5275 TARGET_BI_ARCH is specified without enabling SJLJ.
5276 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5277 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5279 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5281 * arm.md (negdi2): Use DImode if forcing a value into a register.
5283 2009-07-26 Ira Rosen <irar@il.ibm.com>
5285 PR tree-optimization/40801
5286 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5287 of vector operand from the previous copy of vector statement.
5288 Pass the correct definition type value to
5289 vect_get_vec_def_for_stmt_copy().
5291 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5293 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5294 const char ** conversion.
5296 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5298 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5299 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5300 (gcc_unreachable): Invoke __builtin_unreachable() if
5301 !ENABLE_ASSERT_CHECKING.
5303 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5305 PR rtl-optimization/40445
5306 * emit-rtl.c (next_nonnote_insn_bb): New function.
5307 * rtl.h (next_nonnote_insn_bb): Declare new function.
5308 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5309 with no successors that is the successor of the ENTRY_BLOCK.
5310 Continue from the top after removing an empty fallthrough block.
5311 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5312 of next_nonnote_insn.
5314 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5316 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5318 2009-07-25 Martin Jambor <mjambor@suse.cz>
5320 * c-common.c (c_common_attribute_table): New element for noclone.
5321 (handle_noclone_attribute): New function. Forward-declare.
5322 * tree-inline.c (tree_versionable_function_p): Check for noclone
5324 * doc/extend.texi (Labels as Values): Document need for noclone.
5325 (Function Attributes): Document noclone attribute.
5327 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5329 PR rtl-optimization/34999
5330 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5331 and dw_fde_switched_cold_to_hot fields.
5332 (output_cfi_p): New function.
5333 (output_call_frame_info): If fde->dw_fde_switched_sections,
5334 output 2 FDEs instead of one with corrupted header.
5335 (dwarf2out_do_cfi_startproc): New function.
5336 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5337 and fde->dw_fde_switched_cold_to_hot.
5338 (dwarf2out_switch_text_section): Compute
5339 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5340 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5341 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5342 Otherwise, compute fde->dw_fde_switch_cfi.
5344 2009-07-24 Cary Coutant <ccoutant@google.com>
5346 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5348 2009-07-24 Cary Coutant <ccoutant@google.com>
5350 * cfghooks.c (split_block): Copy discriminator to new block.
5351 * tree-cfg.c (assign_discriminator): Check location of last
5352 instruction in block as well as first.
5354 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5356 * config/i386/linux.c: Use fputs or putc instead of fprintf
5358 * config/i386/gas.h: Ditto.
5359 * config/i386/x86-64.h: Ditto.
5360 * config/i386/att.h: Ditto.
5362 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5364 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5367 2009-07-24 Martin Jambor <mjambor@suse.cz>
5369 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5370 (ipa_push_func_to_list_1): Declare.
5371 (ipa_push_func_to_list): New function.
5373 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5374 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5375 (ipa_push_func_to_list): Removed.
5376 (ipa_pop_func_from_list): Clear node_enqueued flag.
5378 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5380 * config/s390/s390.c (override_options): Default
5381 max-unrolled-insns to 100 for z10 tuning.
5383 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5385 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5386 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5387 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5388 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5389 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5390 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5391 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5393 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5395 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5396 use default set in mingw32.h header.
5397 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5398 64-bit /mingw/include path.
5399 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5402 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5404 PR rtl-optimization/40209
5405 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5407 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5410 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5411 with the rest of string where appropriate. Use fputs or putc
5412 instead of fprintf where appropriate.
5414 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5415 Pat Haugen <pthaugen@us.ibm.com>
5416 Revital Eres <ERES@il.ibm.com>
5418 * config/rs6000/vector.md: New file. Move most of the vector
5419 expander support here from altivec.md to allow for the VSX vector
5420 unit in the future. Add support for secondary_reload patterns.
5421 Rewrite the patterns for vector comparison, and vector comparison
5422 predicate instructions so that the RTL expresses the desired
5423 behavior, instead of using unspec.
5425 * config/rs6000/constraints.md ("f" constraint): Use
5426 rs6000_constraints to hold the precalculated register class.
5427 ("d" constraint): Ditto.
5428 ("wd" constraint): New constraint for VSX.
5429 ("wf" constraint): Ditto.
5430 ("ws" constraint): Ditto.
5431 ("wa" constraint): Ditto.
5432 ("wZ" constraint): Ditto.
5433 ("j" constraint): Ditto.
5435 * config/rs6000/predicates.md (vsx_register_operand): New
5437 (vfloat_operand): New predicate for vector.md.
5438 (vint_operand): Ditto.
5439 (vlogical_operand): Ditto.
5440 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5441 (easy_vector_constant): Add VSX support.
5442 (altivec_indexed_or_indirect_operand): New predicate for
5443 recognizing Altivec style memory references with AND -16.
5445 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5446 for vector secondary reload support.
5447 (rs6000_vector_reg_class): Delete, replacing it with
5449 (rs6000_vsx_reg_class): Ditto.
5450 (rs6000_constraints): New array to hold the register classes of
5451 each of the register constraints that can vary at runtime.
5452 (builtin_mode_to_type): New static array for builtin function type
5454 (builtin_hash_table): New static hash table for builtin function
5456 (TARGET_SECONDARY_RELOAD): Define target hook.
5457 (TARGET_IRA_COVER_CLASSES): Ditto.
5458 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5459 registers are 128 bits if VSX memory reference instructions are used.
5460 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5462 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5463 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5464 Print several of the scheduling related parameters.
5465 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5466 rs6000_constraints instead of rs6000_vector_reg_class. Move
5467 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5468 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5469 Altivec. Add VSX support. Setup for secondary reload support on
5470 Altivec/VSX registers.
5471 (rs6000_override_options): Make power7 set the scheduling groups
5472 like the power5. Add support for new debug switches to override
5473 the scheduling defaults. Temporarily disable -mcpu=power7 from
5474 setting -mvsx. Add support for debug switches -malways-hint,
5475 -msched-groups, and -malign-branch-targets.
5476 (rs6000_buitlin_conversion): Add support for returning unsigned
5477 vector conversion functions to fix regressions due to stricter
5479 (rs6000_builtin_mul_widen_even): Ditto.
5480 (rs6000_builtin_mul_widen_odd): Ditto.
5481 (rs6000_builtin_vec_perm): Ditto.
5482 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5483 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5485 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5487 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5488 VSX types for bit operations. Changes to accomidate vector.md.
5489 (bdesc_2arg): Ditto.
5490 (bdesc_1arg): Ditto.
5491 (struct builtin_description_predicates): Rewrite predicate
5492 handling so that RTL describes the operation, instead of passing
5493 the instruction to be used as a string argument.
5494 (bdesc_altivec_preds): Ditto.
5495 (altivec_expand_predicate_builtin): Ditto.
5496 (altivec_expand_builtin): Ditto.
5497 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5498 statement for vsldoi support.
5499 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5500 (altivec_expand_st_builtin): Ditto.
5501 (paired_expand_builtin): Whitespace changes.
5502 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5503 builtin_mode_to_type table for secondary reload. Call
5504 builtin_function_type to build random builtin functions.
5505 (altivec_init_builtins): Change to use builtin_function_type to
5506 create builtin function types dynamically as we need them.
5507 (builtin_hash_function): New support for hashing the tree types
5508 for builtin function as we need it, rather than trying to build
5509 all of the trees that we need. Add initial preliminary VSX support.
5510 (builtin_function_type): Ditto.
5511 (builtin_function_eq): Ditto.
5512 (builtin_hash_struct): Ditto.
5513 (rs6000_init_builtins): Ditto.
5514 (rs6000_common_init_builtins): Ditto.
5515 (altivec_init_builtins): Ditto.
5516 (rs6000_common_init_builtins): Ditto.
5517 (enum reload_reg_type): New enum for simplifing reg classes.
5518 (rs6000_reload_register_type): Simplify register classes into GPR,
5519 Vector, and other registers. Altivec and VSX addresses in reload.
5520 (rs6000_secondary_reload_inner): Ditto.
5521 (rs6000_ira_cover_classes): New target hook, that returns the
5522 appropriate cover classes, based on -mvsx being used or not.
5523 (rs6000_secondary_reload_class): Add VSX support.
5524 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5525 (get_vsel_insn): Ditto.
5526 (rs6000_emit_vector_compare): Rewrite vector conditional support
5527 so that where we can, we use RTL operators, instead of blindly use
5529 (rs6000_emit_vector_select): Ditto.
5530 (rs6000_emit_vector_cond_expr): Ditto.
5531 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5532 (create_TOC_reference): Add -mdebug=addr support.
5533 (emit_frame_save): VSX loads/stores need register indexed addressing.
5535 * config/rs6000/rs6000.md: Include vector.md.
5537 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5539 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5540 support for V2DI, V2DF in logical, permute, select operations.
5542 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5543 switch for vsx/power7.
5544 (-mvsx-scalar-memory): Ditto.
5545 (-mvsx-align-128): Ditto.
5546 (-mallow-movmisalign): Ditto.
5547 (-mallow-df-permute): Ditto.
5548 (-msched-groups): Ditto.
5549 (-malways-hint): Ditto.
5550 (-malign-branch-targets): Ditto.
5552 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5554 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5555 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5556 (rs6000_vector_reg_class): Delete.
5557 (rs6000_vsx_reg_class): Ditto.
5558 (enum rs6000_reg_class_enum): New enum for the constraints that
5559 vary based on target switches.
5560 (rs6000_constraints): New array to hold the register class for all
5561 of the register constraints that vary based on the switches used.
5562 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5563 (enum rs6000_builtins): Add unsigned varients for the builtin
5564 declarations returned by target hooks for expanding multiplies,
5565 select, and permute operations. Add VSX builtins.
5566 (enum rs6000_builtin_type_index): Add entries for VSX.
5567 (V2DI_type_node): Ditto.
5568 (V2DF_type_node): Ditto.
5569 (unsigned_V2DI_type_node): Ditto.
5570 (bool_long_type_node): Ditto.
5571 (intDI_type_internal_node): Ditto.
5572 (uintDI_type_internal_node): Ditto.
5573 (double_type_internal_node): Ditto.
5575 * config/rs6000/altivec.md (whole file): Move all expanders to
5576 vector.md from altivec.md. Rename insn matching functions to be
5578 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5579 (altivec_vcmp*): Ditto.
5580 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5581 (VM): New iterator for moves that includes the VSX types.
5582 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5583 (altivec_vperm_<mode>_uns): New, for unsigned types.
5584 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5585 (altivec_eq<mode>): Ditto.
5586 (altivec_gt<mode>): Ditto.
5587 (altivec_gtu<mode>): Ditto.
5588 (altivec_eqv4sf): Ditto.
5589 (altivec_gev4sf): Ditto.
5590 (altivec_gtv4sf): Ditto.
5591 (altivec_vcmpbfp_p): Ditto.
5593 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5595 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5598 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5601 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5602 ASM_SHORT instead of .word.
5603 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5604 instead of .word in asm template.
5606 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5609 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5610 (process_bb_node_lives): Use it.
5612 * ira.c (setup_cover_and_important_classes): Don't setup
5613 ira_important_class_nums. Add cover classes to the end of
5615 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5617 (find_reg_class_closure): Use reorder_important_classes.
5619 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5621 * config/i386/i386.c (i386_ira_cover_classes): New function.
5622 (TARGET_IRA_COVER_CLASSES): Redefine.
5624 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5625 importance of order of cover classes in the array.
5627 2009-07-22 Diego Novillo <dnovillo@google.com>
5629 * tree-pass.h (TDF_EH): Define.
5630 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5631 contains TDF_EH, print the EH region number holding GS.
5632 * tree-dump.c (dump_options): Add "eh".
5633 * doc/invoke.texi: Document it.
5635 2009-07-22 Doug Kwan <dougkwan@google.com>
5637 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5639 2009-07-22 Michael Matz <matz@suse.de>
5641 PR tree-optimization/35229
5642 PR tree-optimization/39300
5644 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5645 (inhibit_phi_insertion): New function.
5646 (insert_into_preds_of_block): Call it for REFERENCEs.
5647 (init_pre): Initialize and finalize scalar evolutions.
5648 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5650 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5652 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5653 Use CONST_VECTOR_NUNITS to determine number of elements.
5655 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5657 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5658 (U, W): Constraints are now deprecated and will be removed if we
5660 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5662 ("prefetch"): Add the stcmh instruction for prefetching.
5663 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5665 (s390_short_displacement): Return always true if compiling for
5666 machines not providing the long displacement facility.
5667 (s390_mem_constraint): Support the new constraint letter Z.
5668 (s390_check_qrst_address): New function.
5670 2009-07-21 DJ Delorie <dj@redhat.com>
5672 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5675 2009-07-21 Jason Merrill <jason@redhat.com>
5677 * c-common.c (max_tinst_depth): Increase default to 1024.
5679 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5681 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5682 (vec_unpacku_float_lo_v4si): Ditto.
5684 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5687 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5688 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5689 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5690 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5692 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5694 PR tree-optimization/40813
5695 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5698 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5700 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5701 with a NOP_EXPR if needed.
5703 2009-07-21 Paul Brook <paul@codesourcery.com>
5705 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5706 Terminate debug dump with newline.
5708 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5710 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5711 Cast "1" to unsigned HOST_WIDE_INT.
5712 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5713 deposit length to the maximum length - lsb. Extend length if
5714 HOST_BITS_PER_WIDE_INT is 32.
5716 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5718 * cgraph.h (constant_pool_htab): New function.
5719 (constant_descriptor_tree): Move from varasm.c.
5720 * varasm.c (constant_pool_htab): New function.
5721 (constant_descriptor_tree): Move to cgraph.h.
5723 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5725 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5727 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5729 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5732 2009-07-20 Xinliang David Li <davidxl@google.com>
5734 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5736 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5738 * config/mips/mips.md (move_type): Add arith.
5739 (type): Handle arith.
5740 (zero_extendsidi2): Rename this into ...
5741 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5742 (zero_extendsidi2): New expander.
5743 (*zero_extendsidi2_dext): New pattern.
5745 2009-07-20 Nick Clifton <nickc@redhat.com>
5747 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5748 to set MIPS_ABI_DEFAULT.
5749 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5751 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5753 * tree-object-size.c (addr_object_size): Handle unions with
5754 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5756 PR tree-optimization/40792
5757 * tree.c (build_function_type_skip_args): Remove bogus assert.
5759 2009-07-20 Jan Hubicka <jh@suse.cz>
5760 Martin Jambor <mjambor@suse.cz>
5762 * cgraph.h (combined_args_to_skip): New field.
5763 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5764 combined_args_to_skip and args_to_skip.
5765 * tree-inline.c (update_clone_info): New function.
5766 (tree_function_versioning): Call update_clone_info.
5767 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5769 (cgraph_materialize_all_clones): More extensive dumping, working
5770 with combined_args_to_skip rather than args_to_skip.
5772 2009-07-20 Ira Rosen <irar@il.ibm.com>
5774 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5775 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5776 (get_initial_def_for_reduction): Likewise.
5777 (vectorizable_reduction): Skip the check of first operand in case
5778 of COND_EXPR. Add check that it is outer loop vectorization if
5779 nested cycle was detected. Call vectorizable_condition() for
5780 COND_EXPR. If reduction epilogue cannot be created do not fail for
5781 nested cycles (if it is not double reduction). Assert that there
5782 is only one type in the loop in case of COND_EXPR. Call
5783 vectorizable_condition() to vectorize COND_EXPR.
5784 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5785 Add parameters. Allow nested cycles if called from
5786 vectorizable_reduction(). Use reduction vector variable if provided.
5787 (vect_analyze_stmt): Call vectorizable_reduction() before
5788 vectorizable_condition().
5789 (vect_transform_stmt): Update call to vectorizable_condition().
5791 2009-07-20 Christian Bruel <christian.bruel@st.com>
5793 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5794 * doc/invoke.texi (-mfmovd): Likewise.
5795 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5797 2009-07-20 Jan Hubicka <jh@suse.cz>
5799 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5800 when handling SSA name.
5802 2009-07-19 Jan Hubicka <jh@suse.cz>
5804 PR tree-optimization/40676
5805 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5806 virtual PHIs in empty BBs.
5808 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5810 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5811 re-expanded the compound use gen_lowpart instead to convert to the
5814 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5816 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5817 OUTER_CONST arguments.
5818 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5819 the new wider mode will be masked off.
5820 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5822 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5824 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5825 high-order bits are zero.
5827 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5829 * combine.c (simplify_shift_const_1): Split code to determine
5831 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5832 new bits shifted in are identical to the old sign bit.
5834 2009-07-18 Richard Guenther <rguenther@suse.de>
5837 * gimplify.c (gimplify_call_expr): Reject code using results from
5838 functions returning void.
5840 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5842 * doc/md.texi: Document the new PowerPC "es" constraint.
5843 Document that "m" can include automodified addresses on this target,
5844 and explain how %U must be used. Extend the "Q" and "Z" documentation
5845 to suggest "es" as well as "m".
5846 * config/rs6000/constraints.md (es): New memory constraint.
5847 (Q, Z): Update strings to match new documentation.
5849 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5851 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5852 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5853 * config/rs6000/predicates.md (volatile_mem_operand): Use
5854 offsettable_nonstrict_memref_p.
5855 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5856 (*floatunssidf2_internal): Likewise.
5857 (*fix_truncdfsi2_internal): Likewise.
5858 (*fix_trunctfsi2_internal): Likewise.
5860 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5862 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5864 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5866 2009-07-17 Richard Guenther <rguenther@suse.de>
5869 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5870 (pass_warn_unused_result): Likewise.
5871 (TODO_set_props): Remove.
5872 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5874 (pass_diagnose_omp_blocks): Define.
5875 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5876 (c_gimple_diagnostics_recursively): Remove.
5877 (finish_function): Do not call it.
5878 (c_write_global_declarations): Continue after errors.
5879 Finalize the CU here.
5880 * c-gimplify.c (c_genericize): Do not gimplify here.
5881 * c-common.c (c_warn_unused_result): Move ...
5882 * tree-cfg.c (do_warn_unused_result): ... here.
5883 (run_warn_unused_result): New function.
5884 (gate_warn_unused_result): New function.
5885 (pass_warn_unused_result): New pass.
5886 * c-common.h (c_warn_unused_result): Remove.
5887 * flags.h (flag_warn_unused_result): Declare.
5888 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5889 * opts.c (flag_warn_unused_result): Initialize to false.
5890 * toplev.c (compile_file): Add comment.
5891 * omp-low.c (create_omp_child_function): Do not register
5892 the function with the frontend.
5893 (diagnose_omp_structured_block_errors): Prepare to be
5894 called as optimization pass.
5895 (gate_diagnose_omp_blocks): New function.
5896 (pass_diagnose_omp_blocks): New pass.
5897 * cgraph.h (cgraph_optimize): Remove.
5898 (cgraph_analyze_function): Likewise.
5899 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5900 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5901 before their parents here.
5902 (cgraph_finalize_function): Not here.
5903 (cgraph_analyze_function): Gimplify functions here.
5904 (cgraph_finalize_compilation_unit): Continue after errors.
5905 Optimize the callgraph from here.
5906 (cgraph_optimize): Make static.
5907 * langhooks.c (write_global_declarations): Finalize the CU.
5908 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5909 (gimplify_function_tree): Assert we gimplify only once.
5910 Set PROP_gimple_any property.
5911 * tree-nested.c (gimplify_all_functions): New function.
5912 (lower_nested_functions): Gimplify all nested functions.
5913 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5914 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5915 and pass_diagnose_omp_blocks after gimplification. Do not
5916 set TODO_set_props on all_lowering_passes.
5917 (execute_one_pass): Do not handle TODO_set_props.
5918 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5919 (gimplify.o): Add tree-pass.h dependency.
5920 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5921 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5922 (unsave_r): Likewise.
5923 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5926 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5928 * doc/service.texi (Service): Restore previously removed link,
5929 which isn't broken after all.
5931 2009-07-17 Richard Guenther <rguenther@suse.de>
5933 PR tree-optimization/40321
5934 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5935 PHI nodes to the maximal set.
5936 (make_values_for_phi): Add PHI arguments to the maximal set.
5937 (execute_pre): Dump PHI_GEN and the maximal set.
5939 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5942 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5945 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5947 * doc/extend.texi (Nested Functions): Replace broken link with
5949 * doc/service.texi (Service): Remove broken link.
5951 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5954 * builtins.c (expand_builtin_memcmp): Use loc instead of
5955 EXPR_LOCATION (exp).
5956 (expand_builtin_strncmp): Likewise.
5958 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5959 Manuel López-Ibáñez <manu@gcc.gnu.org>
5962 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5963 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5964 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5965 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5966 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5967 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5968 tree-inline.c, c-common.c, c-common.h, gimple.c,
5969 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5970 convert.c: Add location argument to fold_{unary,binary,ternary},
5971 fold_build[123], build_call_expr, build_size_arg,
5972 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5973 fold_build1_initializer, fold_build2_initializer,
5974 fold_build3_initializer, fold_build_call_array,
5975 fold_build_call_array_initializer, fold_single_bit_test,
5976 omit_one_operand, omit_two_operands, invert_truthvalue,
5977 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5978 combine_comparisons, fold_builtin_*, fold_call_expr,
5979 build_range_check, maybe_fold_offset_to_address, round_up,
5982 2009-07-16 Jason Merrill <jason@redhat.com>
5985 * c-common.c (c_common_reswords): Add __is_standard_layout
5987 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5988 * doc/implement-cxx.texi: New.
5989 * doc/gcc.texi: Include it.
5991 2009-07-16 DJ Delorie <dj@redhat.com>
5993 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5994 compares that may be indirectly affected by previous instructions.
5996 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5998 * builtins.c (do_mpc_arg2): New.
5999 (fold_builtin_2): Fold builtin cpow.
6000 * real.h (HAVE_mpc_pow): New.
6002 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6004 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6005 comparison to skip unprofitable schedule
6007 2009-07-16 Simon Baldwin <simonb@google.com>
6009 * gcc.c (option_map): New flag -no-canonical-prefixes.
6010 * (display_help): Print help text for new flag.
6011 * (process_command): Move options translation and language specifics
6012 and handle new flag early. Use it to set a function pointer to a
6013 prefix builder. Replace make_relative_prefix calls with calls to
6014 the function pointed to. Ignore new flag in regular options handling.
6015 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6017 2009-07-15 DJ Delorie <dj@redhat.com>
6019 * config/mep/mep.md (sibcall_internal): Change register to avoid
6021 (sibcall_value_internal): Likewise.
6023 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6025 PR rtl-optimization/40710
6026 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6028 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6030 * config/mips/mips.md (*extenddi_truncate<mode>,
6031 *extendsi_truncate<mode>): Change type attribute to move_type
6032 with shift_shift. Split out code handling exts from here ...
6033 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6035 (*extendhi_truncateqi): Change type attribute to move_type with
6036 shift_shift. Split out code handling exts from here ...
6037 (*extendhi_truncateqi_exts): ... to this new pattern.
6039 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6042 instead of "and" with inverted sign bit mask value. Use
6043 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6044 Allocate registers only for operand 4 and operand 5.
6046 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6049 * fold-const.c (fold_cond_expr_with_comparison): When folding
6050 < and <= to MIN, make sure the MIN uses the same type as the
6051 comparison's operands.
6053 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6055 * arm.md (ior_xor): New code iterator.
6056 (split for ior/xor with shift and zero-extend): New split pattern.
6057 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6059 2009-07-15 Richard Guenther <rguenther@suse.de>
6061 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6064 2009-07-15 Richard Guenther <rguenther@suse.de>
6067 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6069 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6071 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6072 handle 2.6.30 kernel.
6074 2009-07-15 DJ Delorie <dj@redhat.com>
6076 * config/mep/mep.md (sibcall_internal): Change register to allow
6077 for 24-bit addresses.
6078 (sibcall_value_internal): Likewise.
6080 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6082 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6083 that are enabled/disabled by the flags introduced by a previous patch.
6085 2009-07-14 DJ Delorie <dj@redhat.com>
6087 * config/mep/mep.md (sibcall_internal): Include non-toggling
6089 (sibcall_value_internal): Likewise.
6091 2009-07-14 Taras Glek <tglek@mozilla.com>
6092 Rafael Espindola <espindola@google.com>
6094 * doc/sourcebuild.texi: Document install-plugin target.
6095 * configure.ac: Added install-plugin target to language makefiles.
6096 * configure: Regenerate.
6097 * Makefile.in: (install-plugin): Install more headers,
6098 depend on lang.install-plugin.
6100 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6102 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6105 2009-07-14 DJ Delorie <dj@redhat.com>
6107 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6108 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6109 * config/mep/mep.md (sibcall_internal): Change test from
6110 mep_vliw_mode_match to mep_vliw_jmp_match.
6111 (sibcall_value_internal): Likewise.
6113 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6115 * config/i386/sse.md (copysign<mode>3): New expander.
6116 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6117 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6118 Use ix86_build_const_vector.
6119 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6120 IX86_BUILTIN_CPYSGNPD.
6121 (builtin_description): Add __builtin_ia32_copysignps and
6122 __builtin_ia32_copysignpd.
6123 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6124 and BUILT_IN_COPYSIGNF.
6126 2009-07-13 Jason Merrill <jason@redhat.com>
6128 * builtins.c (can_trust_pointer_alignment): New fn.
6129 (get_pointer_alignment): Factor it out from here.
6130 * tree.h: Declare it.
6132 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6134 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6137 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6141 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
6143 2009-07-14 Richard Guenther <rguenther@suse.de>
6144 Andrey Belevantsev <abel@ispras.ru>
6147 * cfgexpand.c (partition_stack_vars): Do not bother to update
6148 alias information when not optimizing.
6150 2009-07-14 Richard Guenther <rguenther@suse.de>
6151 Andrey Belevantsev <abel@ispras.ru>
6153 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
6154 (pt_solution_set): Likewise.
6155 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
6156 * tree-ssa-structalias.c (pt_solution_set): New function.
6157 * final.c (rest_of_clean_state): Free SSA data structures.
6158 * print-rtl.c (print_decl_name): Remove.
6159 (print_mem_expr): Implement in terms of print_generic_expr.
6160 * alias.c (ao_ref_from_mem): New function.
6161 (rtx_refs_may_alias_p): Likewise.
6162 (true_dependence): Query alias-export info.
6163 (canon_true_dependence): Likewise.
6164 (write_dependence_p): Likewise.
6165 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6167 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6168 (mem_expr_equal_p): Use operand_equal_p.
6169 (set_mem_attributes_minus_bitpos): Do not use
6170 component_ref_for_mem_expr.
6171 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6172 (update_alias_info_with_stack_vars): Likewise.
6173 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6174 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6175 explicitly nor clear stmt operands.
6176 Free the decl-to-pointer map.
6177 * tree-optimize.c (execute_free_datastructures): Do not free
6178 SSA data structures here.
6179 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6180 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6181 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6183 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6185 2009-07-13 DJ Delorie <dj@redhat.com>
6187 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6188 unrolling at the right iteration count.
6190 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6193 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6195 * haifa-sched.c (rank_for_schedule): Introduced flags to
6196 enable/disable individual scheduling heuristics.
6197 * common.opt: Introduced flags to enable/disable individual
6198 heuristics in the scheduler.
6199 * doc/invoke.texi: Introduced flags to enable/disable individual
6200 heuristics in the scheduler.
6202 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6204 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6205 config/i386/mingw-tls.c.
6206 * config/i386/mingw-tls.c: Removed.
6208 2009-07-13 Ira Rosen <irar@il.ibm.com>
6210 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6211 checks access only relevant statements.
6212 (vectorizable_reduction): Likewise.
6214 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6216 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6217 just for 32-bit case.
6219 2009-07-12 Jan Hubicka <jh@suse.cz>
6221 PR tree-optimization/40585
6222 * except.c (expand_resx_expr): When there already is resume
6223 instruction, produce linked list.
6224 (build_post_landing_pads): Assert that resume is empty.
6225 (connect_post_landing_pads): Handle resume lists.
6226 (dump_eh_tree): Dump resume list.
6228 2009-07-12 Ira Rosen <irar@il.ibm.com>
6230 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6231 with additional argument.
6232 * tree-vectorizer.h (enum vect_def_type): Add
6233 vect_double_reduction_def.
6234 (vect_is_simple_reduction): Add argument.
6235 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6237 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6238 vect_is_simple_reduction with additional argument.
6239 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6241 (reduction_code_for_scalar_code): Handle additional codes by
6242 returning ERROR_MARK for them. Fix comment and indentation.
6243 (vect_is_simple_reduction): Fix comment, add argument to specify
6244 double reduction. Detect double reduction.
6245 (get_initial_def_for_induction): Fix indentation.
6246 (get_initial_def_for_reduction): Fix comment and indentation.
6247 Handle double reduction. Create initial definitions that do not
6248 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6249 (vect_create_epilog_for_reduction): Fix comment, add argument to
6250 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6251 epilogue result extraction. Create double reduction phi node and
6252 replace relevant uses.
6253 (vectorizable_reduction): Call vect_is_simple_reduction with
6254 additional argument. Fix indentation. Update epilogue code treatment
6255 according to the changes in reduction_code_for_scalar_code. Check
6256 for double reduction. Call vect_create_epilog_for_reduction with
6257 additional argument.
6258 * tree-vect-stmts.c (process_use): Handle double reduction, update
6260 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6261 (vect_get_vec_def_for_operand): Likewise.
6263 2009-07-12 Danny Smith <dansmister@gmail.com>
6265 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6266 dllexport if !TREE_PUBLIC.
6267 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6269 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6271 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6272 (avr_extra_arch_macro) Remove declatation.
6273 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6274 (avr_extra_arch_macro) Declare as static.
6275 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6277 2009-07-11 Jan Hubicka <jh@suse.cz>
6280 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6282 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6285 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6286 cold_in_std_section bits.
6287 (dwarf2out_begin_prologue): Initialize them.
6288 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6289 if already covered by text_section or cold_text_section range.
6291 PR rtl-optimization/40667
6292 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6293 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6294 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6295 * config/i386/i386.c (ix86_minimum_alignment): New function.
6296 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6297 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6298 * emit-rtl.c (gen_reg_rtx): Likewise.
6299 * function.c (assign_parms): Likewise. If nominal_type needs
6300 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6301 rather than passed_type's alignment.
6304 * function.c (assign_parm_setup_stack): Adjust
6305 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6306 from nominal_mode on big endian.
6308 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6310 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6312 2009-07-10 DJ Delorie <dj@redhat.com>
6314 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6316 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6318 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6320 (thumb2_cbnz): Likewise.
6322 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6325 * config.gcc (supported_defaults): Add synci.
6326 (with_synci): Add validation.
6327 (all_defaults): Add synci.
6328 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6331 * config/mips/mips.opt (msynci): New option.
6332 * config/mips/mips.c (mips_override_options): Warn on use of
6333 -msynci for targets that do now support it.
6334 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6336 * gcc/doc/invoke.texi (-msynci): Document the new option.
6337 * doc/install.texi (--with-synci): Document the new option.
6339 2009-07-10 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/40496
6342 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6343 the PHI result with a compatible type.
6345 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6349 * c.opt (Wunused-result): New.
6350 * doc/invoke.texi: Document it.
6351 * c-common.c (c_warn_unused_result): Use it.
6353 2009-07-09 DJ Delorie <dj@redhat.com>
6355 * targhooks.c (default_target_can_inline_p): Rename from
6356 default_target_option_can_inline_p.
6357 * targhooks.h (default_target_can_inline_p): Likewise.
6358 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6359 TARGET_OPTION_CAN_INLINE_P.
6360 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6361 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6362 (mep_target_can_inline_p): Rename from
6363 mep_target_option_can_inline_p.
6366 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6367 registers used to pass vectors.
6369 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6371 2009-07-09 Tom Tromey <tromey@redhat.com>
6373 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6374 * config/mmix/mmix.c: Include dwarf2.h.
6375 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6376 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6377 * config/sh/sh.c: Include dwarf2.h.
6378 * config/i386/i386.c: Include dwarf2.h.
6379 * Makefile.in (DWARF2_H): Remove 'elf'.
6380 * except.c: Include dwarf2.h.
6381 * unwind-dw2.c: Include dwarf2.h.
6382 * dwarf2out.c: Include dwarf2.h.
6383 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6384 * unwind-dw2-fde.c: Include dwarf2.h.
6385 * dwarf2asm.c: Include dwarf2.h.
6387 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6389 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6390 (max_issue): Use it.
6391 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6393 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6394 (region_sched_info): Update.
6395 * sched-ebb.c (ebb_sched_info): Update.
6396 * modulo-sched.c (sms_sched_info): Update.
6397 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6399 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6401 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6403 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6405 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6407 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6410 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6411 arg1 with arg01 if arg1 is already INTEGER_CST.
6413 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6415 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6416 Transform (and (truncate)) into (truncate (and)).
6418 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6420 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6421 creating LHS paradoxical subregs. Fix surrounding returns to
6422 use NULL_RTX rather than 0.
6424 2009-07-08 DJ Delorie <dj@redhat.com>
6426 * config/mep/mep.c: (mep_option_can_inline_p): New.
6427 (TARGET_OPTION_CAN_INLINE_P): Define.
6429 2009-07-08 Mark Wielaard <mjw@redhat.com>
6432 * dwarf2out.c (add_data_member_location_attribute): When we have
6433 only a constant offset don't emit a new location description using
6434 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6437 2009-07-08 Richard Henderson <rth@redhat.com>
6440 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6441 (enum reg_class): Add CLOBBERED_REGS.
6442 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6443 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6444 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6445 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6446 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6447 force 64-bit sibcalls into R11.
6448 * config/i386/constraints.md (U): New constraint.
6449 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6450 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6451 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6453 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6455 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6457 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6458 * ebitmap.h (dump_ebitmap): Ditto.
6459 * optabs.h (optab_libfunc): Ditto.
6460 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6461 * tree-flow.h (vect_can_force_dr_alignment_p,
6462 get_vectype_for_scalar_type): Ditto.
6463 (vectorize_loops): Move prototype to ...
6464 * tree-vectorizer.h: ... here. Also, adjust comment.
6465 (vect_set_verbosity_level): Remove duplicate prototype.
6466 * tree-ssa-loop.c: Include tree-vectorizer.h.
6467 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6469 2009-07-08 Nick Clifton <nickc@redhat.com>
6471 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6474 2009-07-08 DJ Delorie <dj@redhat.com>
6476 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6477 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6478 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6480 * config/mep/intrinsics.md: Regenerated.
6481 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6482 registers when asm() or calls are detected.
6484 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6487 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6489 * gimple (gimple_build_call_from_tree): Likewise.
6490 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6491 no_warning flag before warning.
6493 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6495 * tree.c (set_expr_locus): Remove.
6496 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6497 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6499 * gimplify.c (internal_get_tmp_var): Likewise.
6500 (gimplify_call_expr): Likewise.
6501 (gimplify_one_sizepos): Likewise.
6503 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6506 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6507 to variables for debugging purposes.
6509 2009-06-23 Mark Loeser <mark@halcy0n.com>
6512 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6514 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6516 * pretty-print.c (pp_base_format): Remove %J.
6517 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6518 gcc_cxxdiag_char_table): Likewise.
6519 (init_dynamic_diag_info): Likewise.
6521 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6523 * pretty-print.c (pp_base_format): Remove %H.
6524 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6525 gcc_cxxdiag_char_table): Likewise.
6526 (init_dynamic_diag_info): Likewise.
6527 * config/mep/mep.c (mep_select_section): Likewise.
6529 2009-07-07 Duncan Sands <baldrick@free.fr>
6531 * final.c (pass_clean_state): Give the pass a name.
6532 * passes.c (pass_rest_of_compilation): Likewise.
6533 * tree-optimize.c (pass_all_optimizations): Likewise.
6535 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6537 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6538 an extra 'decl' for error_at.
6540 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6543 * tree-tailcall.c (adjust_return_value_with_ops,
6544 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6545 if it has complex or vector type.
6547 2009-07-07 Olivier Hainque <hainque@adacore.com>
6549 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6552 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6554 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6556 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6558 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6559 * c-decl.c: Likewise.
6560 * function.c: Likewise.
6561 * varasm.c: Likewise.
6562 * tree-ssa.c: Likewise.
6563 * c-common.c: Likewise.
6564 * tree-cfg.c: Likewise.
6565 * config/spu/spu.c: Likewise.
6566 * config/ia64/ia64.c: Likewise.
6567 * config/v850/v850.c: Likewise.
6569 2009-07-06 DJ Delorie <dj@redhat.com>
6571 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6572 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6573 unspecified accesses to control registers.
6574 * config/mep/intrinsics.md: Regenerate.
6575 * config/mep/intrinsics.h: Regenerate.
6576 * config/mep/mep-intrin.h: Regenerate.
6578 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6580 * c-lex.c: Replace %H by an explicit location. Update all calls.
6581 * c-common.c: Likewise.
6582 * c-decl.c: Likewise.
6583 * c-typeck.c: Likewise.
6584 * fold-const.c: Likewise.
6585 * gimplify.c: Likewise.
6587 * tree-cfg.c: Likewise.
6588 * tree-ssa-loop-niter.c: Likewise.
6589 * tree-vrp.c: Likewise.
6590 * value-prof.c: Likewise.
6592 2009-07-06 Diego Novillo <dnovillo@google.com>
6594 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6595 if it has one. Handle cases where VAR does not have an
6596 annotation or cfun is NULL.
6598 2009-07-06 Diego Novillo <dnovillo@google.com>
6600 * tree.c: Include debug.h.
6601 (initialize_tree_contains_struct): New.
6602 (init_ttree): Call it.
6603 (tree_node_structure_for_code): Factor out of ...
6604 (tree_node_structure): ... here.
6605 * treestruct.def (TS_PHI_NODE): Remove.
6606 (TS_GIMPLE_STATEMENT): Remove.
6608 2009-07-06 Diego Novillo <dnovillo@google.com>
6610 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6611 (debug_tree_chain): Handle cycles.
6613 2009-07-06 Nick Clifton <nickc@redhat.com>
6614 DJ Delorie <dj@redhat.com>
6616 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6617 __FMOVD_ENABLED__ is defined.
6619 (TARGET_FMOVD): Provide a default definition.
6620 (MASK_FMOVD): Likewise.
6621 (TARGET_CPU_CPP_BUILTINS): Define
6622 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6623 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6624 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6625 (split for DF load from memory into register): Also handle
6626 MEMs which consist of REG+DISP addressing.
6627 (split for DF store from register to memory): Likewise.
6628 (movsf_ie): Always use single fp_mode.
6629 * config/sh/sh.c (sh_override_options): Do not automatically
6630 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6631 that to the -mfmovd command line switch.
6632 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6633 (fldi_ok): Always allow.
6634 * config/sh/sh.opt (mfmovd): Remove this switch.
6635 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6637 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6638 Kaz Kojima <kkojima@gcc.gnu.org>
6640 PR rtl-optimization/30807
6641 * postreload.c (reload_combine): For every new use of REG_SUM,
6642 record the use of BASE.
6644 2009-07-06 Jan Hubicka <jh@suse.cz>
6646 * params.def: Revert my accidental commit at 2009-06-30.
6648 2009-07-04 Ian Lance Taylor <iant@google.com>
6651 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6653 (mingw_format_attribute_overrides): Likewise.
6655 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6658 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6659 don't check cfa.reg. Instead of cfa.indirect use
6660 fde && fde->drap_reg != INVALID_REGNUM test.
6662 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6664 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6666 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6669 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6671 2009-07-03 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/40640
6674 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6677 2009-07-03 Jan Hubicka <jh@suse.cz>
6679 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6680 for size, reduce amount of inlining.
6682 2009-07-03 Richard Guenther <rguenther@suse.de>
6685 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6686 if t +- x is known to not overflow and the conversion widens the
6688 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6690 2009-07-03 Jan Hubicka <jh@suse.cz>
6692 * ipa-pure-const.c (analyze): Update loop optimizer init.
6693 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6694 try_remove_empty_loop, remove_empty_loops): Remove.
6695 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6696 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6697 to mark regular loops as neccesary.
6698 (degenerate_phi_p): New function.
6699 (propagate_necessity, remove_dead_phis): Use it.
6700 (forward_edge_to_pdom): Likewise.
6701 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6702 virtual PHI nodes that became unreachable.
6703 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6704 * tree-flow.h (remove_empty_loops): Remove.
6705 * passes.c (init_optimization_passes): Remove.
6707 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6710 can_create_pseudo_p.
6711 (*fix_trunc<mode>_i387_1): Ditto.
6712 (*floathi<mode>2_1): Ditto.
6713 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6714 (*fistdi2_1): Ditto.
6715 (*fist<mode>2_1): Ditto.
6716 (frndintxf2_floor): Ditto.
6717 (*fist<mode>2_floor_1): Ditto.
6718 (frndintxf2_ceil): Ditto.
6719 (*fist<mode>2_ceil_1): Ditto.
6720 (frndintxf2_trunc): Ditto.
6721 (frndintxf2_mask_pm): Ditto.
6722 (fxam<mode>2_i387_with_temp): Ditto.
6723 * config/i386/sse.md (mulv16qi3): Ditto.
6724 (*sse2_mulv4si3): Ditto.
6726 (sse4_2_pcmpestr): Ditto.
6727 (sse4_2_pcmpistr): Ditto.
6729 2009-07-03 Jan Hubicka <jh@suse.cz>
6731 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6732 (mark_stmt_necessary): Set it.
6733 (mark_operand_necessary): Set it.
6734 (mark_control_dependent_edges_necessary): Set it.
6735 (mark_virtual_phi_result_for_renaming): New function.
6736 (get_live_post_dom): New function.
6737 (forward_edge_to_pdom): New function.
6738 (remove_dead_stmt): Fix handling of control dependences.
6739 (tree_dce_init): Init new bitmap.
6740 (tree_dce_done): Free it.
6742 2009-07-02 Richard Guenther <rguenther@suse.de>
6745 * tree-ssa-structalias.c (new_var_info): Initialize
6748 2009-07-02 Jan Hubicka <jh@suse.cz>
6750 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6753 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6755 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6756 instead of recomputing it. Adjust calls.
6757 (emit_store_flag): Adjust recursive calls.
6759 2009-07-02 Richard Guenther <rguenther@suse.de>
6761 * tree-ssa-live.c (remove_unused_locals): Do not remove
6763 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6764 of DECL_EXTERNAL for HEAP variables.
6765 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6766 HEAP variables. Do not adjust RESTRICT vars.
6767 (find_what_var_points_to): Nobody cares if something
6770 2009-07-02 Ben Elliston <bje@au.ibm.com>
6772 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6773 pc_low and pc_high declarations to the top of the function.
6775 2009-07-01 DJ Delorie <dj@redhat.com>
6777 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6779 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6780 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6781 unspecified accesses to control registers.
6782 * config/mep/intrinsics.md: Regenerate.
6783 * config/mep/intrinsics.h: Regenerate.
6784 * config/mep/mep-intrin.h: Regenerate.
6786 2009-07-01 Anthony Green <green@moxielogic.com>
6788 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6789 instruction when possible.
6790 (moxie_expand_prologue): Ditto. Also, save an instruction and
6791 some complexity by popping off of $r12 instead of $sp.
6792 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6795 2009-07-01 Richard Henderson <rth@redhat.com>
6798 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6799 contained no insns, reposition note before last insn.
6801 2009-07-01 Richard Henderson <rth@redhat.com>
6804 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6805 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6807 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6810 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6811 darwin9 for printing reg addresses with %y.
6813 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6815 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6816 truncation from operands in binary operations.
6818 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6821 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6822 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6823 subreg of op0 to the original op0.
6825 * expmed.c (store_bit_field_1): Use a temporary as the destination
6826 instead of a paradoxical subreg when we need to truncate the result.
6828 2009-07-01 DJ Delorie <dj@redhat.com>
6830 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6831 names to VLIW variants.
6832 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6833 * config/mep/intrinsics.md: Regenerate.
6834 * config/mep/intrinsics.h: Regenerate.
6835 * config/mep/mep-intrin.h: Regenerate.
6837 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6840 * jump.c (returnjump_p): Revert last patch.
6841 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6843 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6846 * pa.md (casesi32p): Use jump table label to determine the offset
6848 (casesi64p): Likewise.
6850 * pa.c (forward_branch_p): Return bool type. Use instruction
6851 addresses when available. Assert that INSN has a jump label.
6852 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6855 2009-07-01 Richard Guenther <rguenther@suse.de>
6857 PR tree-optimization/19831
6858 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6859 that only act as barriers do not make any previous stores necessary.
6860 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6861 HEAP variables global, do not add a constraint from nonlocal.
6862 (find_func_aliases): Handle escapes through return statements.
6863 (compute_points_to_sets): Make escaped HEAP variables global.
6865 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6868 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6869 after reducing a DImode cstore to SImode.
6871 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6873 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6874 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6876 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6878 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6879 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6881 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6882 and umod_optab if TARGET_BSD_DIVMOD.
6883 * config/vax/lib1funcs.asm: New file.
6884 * config/vax/t-linux: New file.
6885 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6887 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6890 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6891 to type arguments that have void type.
6894 * dwarf2out.c (gen_formal_parameter_die): Call
6895 equate_decl_number_to_die if node is different from origin.
6897 2009-06-30 Anthony Green <green@moxielogic.com>
6899 Clean up moxie port for --enable-build-with-cxx.
6900 * config/moxie/moxie.c (moxie_function_value): First two
6901 parameters are const_tree, not tree.
6902 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6903 (REG_CLASS_NAMES): Ditto.
6904 (REGNO_REG_CLASS): Ditto.
6905 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6906 (moxie_function_value): Fix constyness of arguments.
6908 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6910 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6911 finalize_size_functions before further processing.
6912 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6913 (variable_size): Call self_referential_size on size expressions
6914 that contain a PLACEHOLDER_EXPR.
6915 (size_functions): New static variable.
6916 (copy_self_referential_tree_r): New static function.
6917 (self_referential_size): Likewise.
6918 (finalize_size_functions): New global function.
6919 * tree.c: Include tree-inline.h.
6920 (push_without_duplicates): New static function.
6921 (find_placeholder_in_expr): New global function.
6922 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6924 <tcc_expression>: Likewise.
6925 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6926 the call in the expression.
6927 * tree.h (finalize_size_functions): Declare.
6928 (find_placeholder_in_expr): Likewise.
6929 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6930 (substitute_placeholder_in_expr): Update comment.
6931 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6933 (copy_tree_body_r): Likewise.
6934 (copy_tree_body): New static function.
6935 (maybe_inline_call_in_expr): New global function.
6936 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6937 (maybe_inline_call_in_expr): Declare.
6938 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6939 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6942 2009-06-30 Richard Guenther <rguenther@suse.de>
6944 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6946 (propagate_necessity): Do not mark reaching defs of stores
6949 2009-06-30 Jan Hubicka <jh@suse.cz>
6951 * cfgloopanal.c (check_irred): Move into ...
6952 (mark_irreducible_loops): ... here; return true if ireducible
6954 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6955 (analyze_function): Try to prove loop finiteness.
6956 * cfgloop.h (mark_irreducible_loops): Update prototype.
6957 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6959 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6961 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6963 2009-06-30 Ira Rosen <irar@il.ibm.com>
6965 PR tree-optimization/40542
6966 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6969 2009-06-30 Martin Jambor <mjambor@suse.cz>
6971 PR tree-optimization/40582
6972 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6973 than useless_type_conversion_p.
6974 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6977 2009-06-30 Martin Jambor <mjambor@suse.cz>
6980 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6982 2009-06-30 Richard Guenther <rguenther@suse.de>
6984 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6985 use ao_ref references.
6986 (walk_aliased_vdefs): Likewise.
6987 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6988 * tree-ssa-dce.c (struct ref_data): Remove.
6989 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6990 (mark_aliased_reaching_defs_necessary): Adjust.
6991 (mark_all_reaching_defs_necessary_1): Likewise.
6993 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6996 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6997 (emit_store_flag_1): Extract from emit_store_flag, adjust
6998 calls to (what now is) emit_cstore.
6999 (emit_store_flag): Call emit_store_flag_1 and also use it
7000 for what used to be recursive calls.
7002 2009-06-30 Wei Guozhi <carrot@google.com>
7005 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7006 if the target bb post dominates from bb.
7007 * config/i386/i386.c (memory_address_length): Check existence of base
7008 register before using it.
7010 2009-06-30 Nick Clifton <nickc@redhat.com>
7011 DJ Delorie <dj@redhat.com>
7013 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7014 __FMOVD_ENABLED__ is defined.
7016 (TARGET_FMOVD): Provide a default definition.
7017 (MASK_FMOVD): Likewise.
7018 (TARGET_CPU_CPP_BUILTINS): Define
7019 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7020 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7021 two fmov instructions depending upon whether TARGET_FMOVD is
7023 (split for DF load from memory into register): Also handle
7024 MEMs which consist of REG+DISP addressing.
7025 (split for DF store from register to memory): Likewise.
7026 * config/sh/sh.opt (mfmovd): Remove this switch.
7027 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7028 * config/sh/sh.c (sh_override_options): Do not automatically
7029 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7030 that to the -mfmovd command line switch.
7032 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7034 (fldi_ok): Always allow.
7035 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7037 2009-06-29 DJ Delorie <dj@redhat.com>
7039 * doc/install.texi (mep-x-elf): Correct chip's full name.
7041 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7043 * doc/extend.texi: Fix typo.
7045 2009-06-29 Tom Tromey <tromey@redhat.com>
7048 * Makefile.in (DWARF2_H): New variable.
7050 (dwarf2out.o): Likewise.
7051 (dwarf2asm.o): Likewise.
7052 * config/i386/t-i386: Use DWARF2_H.
7053 * except.c: Include elf/dwarf2.h.
7054 * unwind-dw2.c: Include elf/dwarf2.h.
7055 * dwarf2out.c: Include elf/dwarf2.h.
7056 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7057 <dtprel>: New field.
7058 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7059 (size_of_loc_descr): Likewise.
7060 (output_loc_operands_raw): Likewise.
7061 (output_loc_operands): Handle new dtprel field.
7062 (loc_checksum): Update.
7063 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7064 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7065 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7066 * dwarf2asm.c: Include elf/dwarf2.h.
7067 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7068 * config/mmix/mmix.c: Include elf/dwarf2.h.
7069 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7070 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7071 * config/sh/sh.c: Include elf/dwarf2.h.
7072 * config/i386/i386.c: Include elf/dwarf2.h.
7074 2009-06-29 DJ Delorie <dj@redhat.com>
7076 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7078 * doc/extend.texi: Add MeP attributes and pragmas.
7079 * doc/invoke.text: Add MeP Options.
7080 * doc/contrib.texi: Add MeP contribution.
7081 * doc/md.texi: Add MeP constraints.
7082 * doc/install.texi: Add MeP target.
7084 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7086 * target.h (struct gcc_target): Add frame_pointer_required field.
7087 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7088 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7089 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7091 * reload1.c (update_eliminables): (Ditto.).
7092 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7093 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7094 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7096 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7098 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7099 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7100 (arm_frame_pointer_required): New function.
7102 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7103 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7104 (avr_frame_pointer_required_p): Declare as static.
7105 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7107 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7108 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7109 (bfin_frame_pointer_required): Make as static, change return type
7111 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7113 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7114 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7115 (cris_frame_pointer_required): New function.
7117 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7119 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7120 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7121 (fr30_frame_pointer_required): New function.
7123 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7124 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7125 (frv_frame_pointer_required): Make as static, change return type
7127 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7129 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7130 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7131 (ix86_frame_pointer_required): Make as static, change return type to
7133 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7135 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7136 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7138 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7140 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
7142 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
7144 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
7145 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7146 (mips_frame_pointer_required): Make as static.
7147 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
7149 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
7150 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7151 (mmix_frame_pointer_required): Mew function.
7153 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
7154 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7156 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
7158 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
7160 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
7162 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
7163 (CAN_ELIMINATE): Redefine.
7164 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7165 (sparc_frame_pointer_required): New function.
7166 (sparc_can_eliminate): New function.
7167 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7169 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7170 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7172 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7173 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7174 (xtensa_frame_pointer_required): Make as static, change return type
7176 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7179 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7181 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7182 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7183 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7184 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7185 (register_callback): Handle PLUGIN_START_UNIT.
7186 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7188 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7190 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7192 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7193 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7195 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7197 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7200 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7202 * doc/extend.texi (Additional Floating Types): __float128 is also
7203 supported on i386 targets.
7205 2009-06-29 Richard Guenther <rguenther@suse.de>
7208 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7210 (pt_solutions_same_restrict_base): Declare.
7211 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7213 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7214 (make_constraint_from, make_copy_constraint): Move earlier.
7215 (make_constraint_from_heapvar): New function.
7216 (make_constraint_from_restrict): Likewise.
7217 (handle_lhs_call): Use it.
7218 (find_func_aliases): Use it to track conversions to restrict
7220 (struct fieldoff): Add only_restrict_pointers flag.
7221 (push_fields_onto_fieldstack): Initialize it.
7222 (create_variable_info_for): Track global restrict qualified pointers.
7223 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7224 Track restrict qualified pointer arguments.
7225 (set_uids_in_ptset): Use varinfo is_global_var flag.
7226 (find_what_var_points_to): Set the vars_contains_restrict flag.
7227 Always create the points-to solution for sets including restrict tags.
7228 (pt_solutions_same_restrict_base): New function.
7229 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7230 qualified pointers use pt_solutions_same_restrict_base as
7231 additional source for disambiguation.
7233 2009-06-29 Richard Guenther <rguenther@suse.de>
7236 * alias.c (find_base_decl): Remove.
7237 (get_deref_alias_set_1): Remove restrict handling.
7238 * c-common.c (c_apply_type_quals_to_decl): Do not set
7239 DECL_POINTER_ALIAS_SET.
7240 * gimplify.c (find_single_pointer_decl_1): Remove.
7241 (find_single_pointer_decl): Likewise.
7242 (internal_get_tmp_var): Remove restrict handling.
7243 (gimple_regimplify_operands): Likewise.
7244 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7245 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7246 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7247 * tree.c (restrict_base_for_decl): Remove.
7248 (init_ttree): Do not allocate it.
7249 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7250 LABEL_DECL_UID for label decls.
7251 (copy_node_stat): Do not copy restrict information.
7252 (decl_restrict_base_lookup): Remove.
7253 (decl_restrict_base_insert): Likewise.
7254 (print_restrict_base_statistics): Likewise.
7255 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7256 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7257 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7258 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7259 (LABEL_DECL_UID): Adjust.
7260 (DECL_BASED_ON_RESTRICT_P): Remove.
7261 (DECL_GET_RESTRICT_BASE): Likewise.
7262 (SET_DECL_RESTRICT_BASE): Likewise.
7263 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7265 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7266 instead of DECL_POINTER_ALIAS_SET.
7267 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7268 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7269 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7271 2009-06-29 Richard Guenther <rguenther@suse.de>
7273 PR tree-optimization/40579
7274 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7275 the IL to simplify has constants that overflowed.
7277 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7279 PR tree-optimization/40550
7280 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7281 vector_compute_type only when the size of vector_compute_type is
7282 less than the size of type.
7284 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7286 * fold-const.c (contains_label_1): Fix comments.
7287 (contains_label_p): Do not walk trees multiple time.
7289 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7291 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7292 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7293 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7294 ix86_fp_comparison_operator.
7295 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7296 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7297 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7298 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7299 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7300 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7301 (related splits): Change predicate to ix86_fp_comparison_operator.
7302 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7303 instead of ix86_fp_comparison_codes.
7304 (ix86_trivial_fp_comparison_operator,
7305 ix86_fp_comparison_operator): New.
7306 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7307 (ix86_expand_compare): Eliminate last two parameters.
7308 (ix86_fp_jump_nontrivial_p): Kill.
7309 * config/i386/i386.c (put_condition_code): Eliminate call to
7310 ix86_fp_comparison_codes and subsequent assertion.
7311 (ix86_fp_comparison_codes): Eliminate.
7312 (ix86_fp_swap_condition): New.
7313 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7314 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7315 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7316 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7317 and ix86_fp_swap_condition.
7318 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7319 Use ix86_fp_comparison_strategy.
7320 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7321 (ix86_fp_jump_nontrivial_p): Eliminate.
7322 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7323 call to ix86_expand_compare.
7324 (ix86_split_fp_branch, ix86_expand_setcc,
7325 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7326 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7328 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7330 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7331 related to jump_clobbers.
7332 * config/arm/arm.md (conds): Remove jump_clob case.
7333 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7334 splits): Change comparison_operator to arm_comparison_operator.
7335 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7338 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7340 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7341 condition for floating point modes.
7342 * expmed.c (emit_store_flag_1): Move here a bigger part
7344 (emit_store_flag): Try swapping the condition for floating point
7346 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7348 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7350 * expr.c (expand_expr_real_1): Just use do_store_flag.
7351 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7352 emit_store_flag_force.
7353 * expmed.c (emit_store_flag_force): Copy here trick
7354 previously in expand_expr_real_1. Try reversing the comparison.
7355 (emit_store_flag_1): Work if target is NULL.
7356 (emit_store_flag): Work if target is NULL, using the result mode
7357 from the comparison. Use split_comparison, restructure final part
7358 to simplify conditionals.
7360 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7362 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7363 * dojump.c (do_jump): Change handling of floating-point
7364 ops to use just do_compare_and_jump.
7365 (split_comparison): New.
7366 (do_compare_rtx_and_jump): Add here logic coming previously
7367 in do_jump, using split_comparison.
7369 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7372 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7374 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7376 * tree-ssa-alias.c: Fix unintentional commit.
7378 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7380 * passes.c (execute_one_pass): Fix unintentional commit.
7382 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7384 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7385 (df_rd_local_compute, df_md_local_compute): Inline them.
7387 (df_md_scratch): New.
7388 (df_md_alloc, df_md_free): Allocate/free it.
7389 (df_md_local_compute): Only include live registers in init.
7390 (df_md_transfer_function): Prune the in-set computed by
7391 the confluence function, and the gen-set too.
7393 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7395 PR rtl-optimization/26854
7396 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7397 * df-problems.c (df_rd_add_problem): Fix comment.
7398 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7399 df_md_simulate_artificial_defs_at_top,
7400 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7401 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7402 df_md_transfer_function, df_md_init, df_md_confluence_0,
7403 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7404 problem_MD, df_md_add_problem): New.
7405 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7406 df_md_get_bb_info): New.
7407 (DF_LAST_PROBLEM_PLUS1): Adjust.
7409 * Makefile.in (fwprop.o): Include domwalk.h.
7410 * fwprop.c: Include domwalk.h.
7411 (reg_defs, reg_defs_stack): New.
7412 (bitmap_only_bit_between): Remove.
7413 (process_defs): New.
7414 (process_uses): Use reg_defs and local_md instead of
7415 bitmap_only_bit_between and local_rd.
7416 (single_def_use_enter_block): New, from build_single_def_use_links.
7417 (single_def_use_leave_block): New.
7418 (build_single_def_use_links): Remove code moved to
7419 single_def_use_enter_block, invoke domwalk.
7420 (use_killed_between): Adjust comment.
7422 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7424 * bitmap.h (bitmap_ior_and_into): New.
7425 * bitmap.c (bitmap_ior_and_into): New.
7427 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7429 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7430 before_dom_children_before_stmts and after_dom_children_after_stmts.
7431 Rename the two remaining callbacks to just before_dom_children and
7432 after_dom_children. Remove other GIMPLE statement walking bits.
7433 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7434 * graphite.c: Do not include domwalk.h.
7435 * tree-into-ssa.c (interesting_blocks): New global.
7436 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7437 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7438 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7439 now that they're not domwalk callbacks.
7440 (rewrite_initialize_block): Rename to...
7441 (rewrite_enter_block): ... this, place after called functions. Test
7442 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7443 (rewrite_finalize_block): Rename to...
7444 (rewrite_leave_block): ... this, place after called functions.
7445 (rewrite_update_init_block): Rename to...
7446 (rewrite_update_enter_block): ... this, place after called functions.
7447 Test interesting_blocks, call rewrite_update_stmt and
7448 rewrite_update_phi_arguments.
7449 (rewrite_update_fini_block): Rename to...
7450 (rewrite_leave_block): ... this, place after called functions.
7451 (rewrite_blocks): Remove last argument, simplify initialization of
7453 (mark_def_sites_initialize_block): Rename to...
7454 (mark_def_sites_block): ... this, call mark_def_sites.
7455 (mark_def_sites_blocks): Remove argument, simplify initialization of
7457 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7458 (update_ssa): Likewise.
7459 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7461 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7462 (dom_opt_initialize_block): Rename to...
7463 (dom_opt_enter_block): ... this, place after called functions. Walk
7464 statements here, inline propagate_to_outgoing_edges.
7465 (dom_opt_finalize_block): Rename to...
7466 (dom_opt_leave_block): ... this, place after called functions.
7467 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7469 (dse_enter_block, dse_record_phi): New.
7470 (dse_record_phis): Delete.
7471 (dse_finalize_block): Rename to...
7472 (dse_leave_block): ... this.
7473 (tree_ssa_dse): Simplify initialization of walk_data.
7474 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7475 Adjust initialization of walk_data.
7476 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7477 * tree-ssa-loop-phiopt.c (get_non_trapping):
7478 Adjust initialization of walk_data.
7479 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7480 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7481 it's not a domwalk callback.
7482 (uncprop_initialize_block): Rename to...
7483 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7484 (dse_finalize_block): Rename to...
7485 (dse_leave_block): ... this.
7486 (tree_ssa_uncprop): Simplify initialization of walk_data.
7487 * Makefile.in: Adjust dependencies.
7489 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7491 * arm.md (casesi): Fix test for Thumb1.
7492 (thumb1_casesi_internal_pic): Likewise.
7493 (thumb1_casesi_dispatch): Likewise.
7495 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7497 * config/arm/arm-cores.def: Added core cortex-m0.
7498 * config/arm/arm-tune.md: Regenerated.
7499 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7501 2009-06-26 DJ Delorie <dj@redhat.com>
7503 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7505 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7506 the scheduler doesn't tag jump insns.
7508 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7510 * c-decl.c (merge_decls): Re-indent.
7512 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7515 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7516 Special-case decimal float constants.
7518 2009-06-26 Richard Henderson <rth@redhat.com>
7520 * function.h (struct function): Add cannot_be_copied_reason,
7521 and cannot_be_copied_set.
7522 * tree-inline.c (has_label_address_in_static_1): Rename from
7523 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7524 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7525 don't set inline_forbidden_reason.
7526 (copy_forbidden): New function, split out of inline_forbidden_p.
7527 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7528 (inline_forbidden_p): Use copy_forbidden.
7529 (tree_versionable_function_p): Likewise.
7530 (inlinable_function_p): Merge into tree_inlinable_function_p.
7531 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7532 * ipa-cp.c (ipcp_versionable_function_p): New function.
7533 (ipcp_cloning_candidate_p): Use it.
7534 (ipcp_node_modifiable_p): Likewise.
7536 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7538 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7539 that is marked not to be inlined. Remove flag_mudflap use.
7540 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7541 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7543 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7546 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7547 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7549 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7551 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7553 (__mingwthr_remove_key_dtor): Likewise.
7555 2009-06-26 Richard Guenther <rguenther@suse.de>
7557 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7559 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7562 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7563 try the non-cond_exec path also.
7565 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7568 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7569 (output_cbranch): Use new functions.
7570 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7573 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7574 Pat Haugen <pthaugen@us.ibm.com>
7575 Revital Eres <ERES@il.ibm.com>
7577 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7578 for %c error. Add %x support to print VSX registers as a unified
7579 register set, instead of separate float and altivec registers.
7580 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7581 %y case, and add support for VSX pre-modify addresses.
7582 (output_toc): Add assert for CONST containing an integer constant
7584 (rs6000_adjust_cost): Add POWER7 support.
7585 (insn_must_be_first_in_group): Ditto.
7586 (insn_must_be_last_in_group): Ditto.
7587 (rs6000_emit_popcount): Ditto.
7588 (rs6000_vector_mode_supported_p): Ditto.
7590 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7591 Change some of the functions called by macros to being called
7592 through a pointer, so debug functions can be inserted if
7593 -mdebug=addr or -mdebug=cost.
7594 (rs6000_preferred_reload_class_ptr): Ditto.
7595 (rs6000_secondary_reload_class_ptr): Ditto.
7596 (rs6000_secondary_memory_needed_ptr): Ditto.
7597 (rs6000_cannot_change_mode_class_ptr): Ditto.
7598 (rs6000_secondary_reload_inner): Ditto.
7599 (rs6000_legitimize_reload_address): Ditto.
7600 (rs6000_legitimize_reload_address_ptr): Ditto.
7601 (rs6000_mode_dependent_address): Ditto.
7602 (rs6000_mode_dependent_address_ptr): Ditto.
7604 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7605 function to return true if the mode allows reg + integer
7607 (virtual_stack_registers_memory_p): New function to return true if
7608 the address refers to a virtual stack register.
7609 (rs6000_legitimate_offset_address_p): Move code to say whether a
7610 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7612 (rs6000_legitimate_address_p): Add checks for modes that only can
7613 do reg+reg addressing. Start adding VSX support.
7614 (rs6000_legitimize_reload_address): Ditto.
7615 (rs6000_legitimize_address): Ditto.
7616 (rs6000_debug_legitimate_address_p): New debug functions for
7617 -mdebug=addr and -mdebug=cost.
7618 (rs6000_debug_rtx_costs): Ditto.
7619 (rs6000_debug_address_costs): Ditto.
7620 (rs6000_debug_adjust_cost): Ditto.
7621 (rs6000_debug_legitimize_address): Ditto.
7622 (rs6000_legitimize_reload_address_ptr): Point to call normal
7623 function or debug function. Make functions called via pointer
7625 (rs6000_mode_dependent_address_ptr): Ditto.
7626 (rs6000_secondary_reload_class_ptr): Ditto.
7627 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7628 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7629 into a friendlier error.
7630 (rs6000_init_builtins): Add initial VSX support.
7631 (rs6000_adjust_cost): Fix some spacing issues.
7633 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7634 (REG_CLASS_NAMES): Ditto.
7635 (REG_CLASS_CONTENTS): Ditto.
7636 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7637 pointer, to add -mdebug=addr support.
7638 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7639 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7640 -mdebug=addr support.
7641 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7642 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7643 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7645 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7647 (bswapsi*): Set attribute types for load/store. Add combiner
7648 patterns to eliminate zero extend on 64-bit.
7649 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7650 stdbrx if the hardware supports those instructions.
7652 2009-06-25 Ian Lance Taylor <iant@google.com>
7654 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7655 (Link Options): Document -static-libstdc++.
7657 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7660 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7661 DATA_ALIGNMENT instead.
7663 2009-06-25 Richard Guenther <rguenther@suse.de>
7665 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7666 indirect references against the callused/escaped solutions.
7667 (call_may_clobber_ref_p_1): Likewise.
7669 2009-06-25 Martin Jambor <mjambor@suse.cz>
7671 PR tree-optimization/40493
7672 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7673 (enum unscalarized_data_handling): New type.
7674 (handle_unscalarized_data_in_subtree): Return what has been done.
7675 (load_assign_lhs_subreplacements): Handle left flushes differently.
7676 (sra_modify_assign): Use unscalarized_data_handling, simplified
7677 condition determining whether to remove the statement.
7679 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7681 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7682 excerpt - @ should be doubled for texinfo.
7684 2009-06-24 Ian Lance Taylor <iant@google.com>
7686 * config/arc/arc.c: Include "df.h".
7687 (arc_attribute_table): Make static. Move higher in file.
7688 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7689 (output_shift): Initialize n later to avoid warning.
7690 * config/arm/arm.c (arm_attribute_table): Make static. Move
7692 * config/avr/avr.c (avr_attribute_table): Make static. Move
7694 (reg_class_tab): Change array type from int to enum reg_class.
7695 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7697 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7698 (lshrhi3_out): Likewise.
7699 (class_likely_spilled_p): Change return type to bool.
7700 (avr_rtx_costs): Use local code variable with enum type.
7701 * config/avr/avr.md (movmemhi): Use add_reg_note.
7702 (andhi3, andsi3): Don't use AS2 with "and".
7703 (iorhi3, iorsi3): Don't use AS2 with "or".
7704 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7705 * config/crx/crx.c: Include "df.h".
7706 (crx_attribute_table): Make static.
7707 * config/m32r/m32r.c: Include "df.h".
7708 (m32r_attribute_table): Make static. Move higher in file.
7709 (pop): Use add_reg_note.
7710 (block_move_call): Change 0 to LCT_NORMAL in function call.
7711 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7712 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7713 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7714 declare, not just when TREE_CODE is defined.
7715 * config/m68hc11/m68hc11.c: Include "expr.h".
7716 (m68hc11_attribute_table): Make static. Move higher in file.
7717 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7719 (m68hc11_register_indirect_p): Likewise.
7720 (m68hc11_function_arg_padding): Change return type to enum
7722 (emit_move_after_reload): Use add_reg_note.
7723 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7724 (m68hc11_split_logical): Likewise.
7725 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7727 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7728 to VOIDmode in function call.
7729 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7731 (m68hc11_split_logical): Update declaration.
7732 (m68hc11_function_arg_padding): Update declaration.
7733 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7734 to array of enum reg_class.
7735 (mcore_attribute_table): Make static. Move higher in file.
7736 (mcore_rtx_costs): Add cast to enum type.
7737 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7738 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7739 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7741 * config/sh/predicates.md (trapping_target_operand): Rename and to
7743 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7745 * config/spu/spu.c (spu_attribute_table): Make static. Move
7747 * config/v850/v850.c (v850_attribute_table): Make static. Move
7749 (v850_rtx_costs): Use local code with enum type.
7750 (expand_epilogue): Add cast.
7751 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7753 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7756 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7757 -m2a-single-only and -m2a-nofpu.
7758 * config/sh/sh.opt: Document m2a generates FPU code.
7760 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7762 * defaults.h (CAN_ELIMINATE): Provide default.
7763 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7764 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7765 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7766 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7767 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7768 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7769 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7770 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7771 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7772 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7774 2009-06-24 DJ Delorie <dj@redhat.com>
7776 * mep-ext-cop.cpu: Fix copyright notice.
7777 * mep-default: Fix copyright notice.
7778 * mep-core: Fix copyright notice.
7779 * mep: Fix copyright notice.
7780 * mep-ivc2: Fix copyright notice.
7781 * mep-c5: Fix copyright notice.
7783 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7785 * doc/contrib.texi (Contributors):
7787 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7790 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7791 src and dst operands if necessary.
7793 2009-06-23 DJ Delorie <dj@redhat.com>
7796 * config.gcc: Add mep support.
7797 * recog.c: Resurrect validate_replace_rtx_subexp().
7798 * recog.h: Likewise.
7799 * config/mep/: Add new port:
7800 * config/mep/constraints.md: New file.
7801 * config/mep/default.h: New file.
7802 * config/mep/intrinsics.h: New file.
7803 * config/mep/intrinsics.md: New file.
7804 * config/mep/ivc2-template.h: New file.
7805 * config/mep/mep-c5.cpu: New file.
7806 * config/mep/mep-core.cpu: New file.
7807 * config/mep/mep-default.cpu: New file.
7808 * config/mep/mep-ext-cop.cpu: New file.
7809 * config/mep/mep-intrin.h: New file.
7810 * config/mep/mep-ivc2.cpu: New file.
7811 * config/mep/mep-lib1.asm: New file.
7812 * config/mep/mep-lib2.c: New file.
7813 * config/mep/mep-pragma.c: New file.
7814 * config/mep/mep-protos.h: New file.
7815 * config/mep/mep-tramp.c: New file.
7816 * config/mep/mep.c: New file.
7817 * config/mep/mep.cpu: New file.
7818 * config/mep/mep.h: New file.
7819 * config/mep/mep.md: New file.
7820 * config/mep/mep.opt: New file.
7821 * config/mep/predicates.md: New file.
7822 * config/mep/t-mep: New file.
7824 2009-06-23 Ian Lance Taylor <iant@google.com>
7826 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7827 from loose_warn into c_loose_warn and from strict_warn into
7828 c_strict_warn. Set and substitute warn_cxxflags. Check for
7829 --enable-build-with-cxx. Set and substitute
7830 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7831 * Makefile.in (CXXFLAGS): New variable.
7832 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7833 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7834 the default is the same as $(STRICT_WARN).
7835 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7836 (CXX): New variable.
7837 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7838 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7839 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7840 (HOST_LIBS): New variable.
7841 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7842 (ALL_CXXFLAGS): New variable.
7843 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7844 * doc/install.texi (Configuration): Document
7845 --enable-build-with-cxx, --with-stage1-ldflags,
7846 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7847 * configure: Rebuild.
7849 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7851 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7852 from previous commit.
7854 2009-06-23 Ian Lance Taylor <iant@google.com>
7856 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7858 2009-06-23 Ian Lance Taylor <iant@google.com>
7860 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7861 with ATTRIBUTE_UNUSED.
7863 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7864 Pat Haugen <pthaugen@us.ibm.com>
7865 Revital Eres <eres@il.ibm.com>
7867 * config.in (HAVE_AS_POPCNTD): Add default definition.
7868 (HAVE_AS_LWSYNC): Ditto.
7870 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7872 (gcc_cv_as_powerpc_cmpb): Ditto.
7873 (gcc_cv_as_powerpc_dfp): Ditto.
7874 (gcc_cv_as_powerpc_vsx): Ditto.
7875 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7876 supporting the popcntd/lwsync instructions.
7877 (gcc_cv_as_powerpc_lwsync): Ditto.
7878 * configure: Regenerate.
7880 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7881 -mcpu=native and -mcpu=power7.
7882 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7884 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7885 a variable instead of a mask to reduce the number of mask bits.
7886 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7887 (-mbit-word): Ditto.
7888 (-mregnames): Ditto.
7889 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7890 (-mfused-madd): Ditto.
7892 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7894 (-mvsx): New switch for VSX instructions.
7895 (-misel): Move from a variable to a mask to allow it to be set by
7898 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7899 function declaration to an array declaration.
7900 (rs6000_hard_regno_nregs): New external array declaration.
7902 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7903 files included by rs6000.md.
7905 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7906 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7908 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7910 (rs6000_debug_reg): New -mdebug= variables.
7911 (rs6000_debug_addr): Ditto.
7912 (rs6000_debug_cost): Ditto.
7913 (rs6000_pmode): New variable to hold Pmode.
7914 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7915 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7916 calculated at compiler start.
7917 (rs6000_hard_regno_nregs): Change function to an array which holds
7918 HARD_REGNO_NREGS calculated at compiler start.
7919 (rs6000_explicit_options): Delete isel field.
7920 (rs6000_vector_unit): New array to hold which vector unit
7921 supports arithmetic options for a given type.
7922 (rs6000_vector_mem): New array to hold which vector unit supports
7923 memory reference operations for a given type.
7924 (rs6000_vector_align): New array to given the alignment of each
7926 (power7_cost): New basic costs for power7.
7927 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7928 (rs6000_hard_regno_nregs_internal): New function, moved from
7929 HARD_REGNO_NREGS, to calculate the number of registers each hard
7930 register takes for each type.
7931 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7932 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7933 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7934 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7935 unit information here so it is calculated once at compiler startup
7937 (rs6000_override_options): Make -misel a target mask. Add more
7938 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7939 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7941 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7942 (rs6000_handle_option): Move -misel from variable to target mask.
7943 (rs6000_builtin_mask_for_load): Add VSX support.
7944 (rs6000_conditional_register_usage): Ditto.
7945 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7946 (function_arg_boundary): Ditto.
7947 (rs6000_expand_builtin): Ditto.
7948 (def_builtin): Make abort message a little friendlier.
7949 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7951 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7952 assembler support the popcntd instruction instead of a vsx
7953 instruction to enable power7 support.
7954 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7955 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7956 option to the assembler if -mcpu=native.
7957 (ASM_CPU_NATIVE_SPEC): Ditto.
7958 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7960 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7961 the lwsync instruction.
7962 (enum processor_type): Add PROCESSOR_POWER7.
7963 (rs6000_debug_reg): New -mdebug= options.
7964 (rs6000_debug_addr): Ditto.
7965 (rs6000_debug_cost): Ditto.
7966 (rs6000_isel): Delete.
7967 (enum rs6000_vector): New enum to say what vector unit we have.
7968 (VECTOR_UNIT_*): New macros to say which vector unit has
7969 arithmetic operations for a given type.
7970 (VECTOR_MEM_*): New macros to say which vector unit has memory
7971 operations for a given type.
7972 (TARGET_LDBRX): Whether the machine supports the ldbrx
7974 (TARGET_ISEL): Delete, -misel moved to be a mask.
7975 (TARGET_ISEL64): New macro for 64-bit isel support.
7976 (UNITS_PER_VSX_WORD): New macro.
7977 (POINTER_SIZE): Move to be an external variable, rather than
7978 calculating whether we are generating 32 ot 64-bit code.
7980 (STACK_BOUNDARY): Add VSX support.
7981 (LOCAL_ALIGNMENT): Ditto.
7982 (SLOW_UNALIGNED_ACCESS): Ditto.
7983 (VSX_REGNO_P): New macro for VSX support.
7984 (VFLOAT_REGNO_P): Ditto.
7985 (VINT_REGNO_P): Ditto.
7986 (VLOGICAL_REGNO_P): Ditto.
7987 (VSX_VECTOR_MODE): Ditto.
7988 (VSX_SCALAR_MODE): Ditto.
7990 (VSX_MOVE_MODE): Ditto.
7991 (VSX_REG_CLASS_P): Ditto.
7992 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7994 (UNITS_PER_SIMD_WORD): Add VSX support.
7995 (MODES_TIEABLE_P): Ditto.
7996 (STARTING_FRAME_OFFSET): Ditto.
7997 (STACK_DYNAMIC_OFFSET): Ditto.
7998 (EPILOGUE_USES): Ditto.
7999 (REGNO_REG_CLASS): Move to array lookup.
8000 (CLASS_MAX_NREGS): Ditto.
8001 (rs6000_vector_reg_class): Add declaration.
8002 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8003 overlap with the floating point and Altivec registers.
8005 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8007 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8008 give the appropriate asm switches if -mcpu=native.
8009 (host_detect_local_cpu): Add support for "asm".
8010 (host_detect_local_cpu): Follow GNU code guidelines for name.
8012 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8013 -mbit-word to a variable instead of being a target mask.
8015 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8016 emit the lwsync instruction instead of emitting the instruction as
8017 an integer constant.
8019 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8020 fixuns_trundfsi2, move expander into rs6000.md.
8022 * config/rs6000/rs6000.md (cpu): Add power7.
8023 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8024 (logical predicate patterns): Change the single instruction
8025 primitives that set CR0 to be fast_compare instead of compare.
8027 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8028 (popcntddi2): Ditto.
8029 (popcount<mode>): Ditto.
8030 (floating multiply/add insns): Name the floating point
8032 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8033 (isel_unsigned_<mode>): Ditto.
8034 (fixuns_trundfsi2): Move expander here from spe.md.
8035 (smindi3): Define if we have -misel on 64-bit systems.
8040 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8042 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8044 * config/avr/avr.c (avr_current_device): New variable.
8045 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8046 (avr_arch, mcu_type_s): Move to avr.h.
8047 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8048 default_data_section_start fields.
8049 (avr_arch): Moved from avr.c.
8050 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8051 library_name fields.
8052 (avr_current_device, avr_mcu_types, avr_arch_types,
8053 avr_device_to_arch, avr_device_to_data_start,
8054 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8055 (EXTRA_SPEC_FUNCTIONS): Define.
8056 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8057 options mapping. Use device_to_arch and device_to_data_start insted.
8058 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8059 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8060 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8061 * config/avr/driver-avr.c: New file.
8062 * config/avr/avr-devices.c: New file.
8064 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8066 * var-tracking.c (unshare_variable): Force initialized to
8067 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8068 (set_variable_part): Likewise.
8069 (struct variable_union_info): Remove pos_src field.
8070 (vui_vec, vui_allocated): New variables.
8071 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8072 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8073 == 1 use a simpler sorting algorithm. Compute pos field right
8074 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8075 Avoid quadratic comparison if !flag_var_tracking_uninit.
8076 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8077 unshare_variable unconditionally.
8078 (dataflow_set_different_2): Removed.
8079 (dataflow_set_different): Don't traverse second hash table.
8080 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8081 unconditionally to var_reg_set or var_mem_set.
8082 (emit_notes_in_bb): Likewise.
8083 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8085 (emit_note_insn_var_location): Don't set initialized to
8086 VAR_INIT_STATUS_INITIALIZED early.
8087 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8089 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8091 * tree-object-size.c (addr_object_size): Instead of checking
8092 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8093 are no FIELD_DECLs following it.
8095 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8097 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8098 order to match bswaps with signed source operands.
8100 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8102 * sdbout.c (sdbout_one_type): Fix braces in switch.
8104 2009-06-23 Richard Guenther <rguenther@suse.de>
8106 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8108 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8109 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8110 var_callused, callused_tree, var_storedanything, storedanything_tree,
8111 var_integer, integer_tree): Remove global variables.
8112 (new_var_info): Do not pass new id, append the new var to the
8113 global variable vector.
8114 (do_ds_constraint): Use is_global_var member of the variable-info.
8115 (new_scalar_tmp_constraint_exp): Adjust.
8116 (create_function_info_for): Likewise.
8117 (create_variable_info_for): Likewise.
8118 (find_what_var_points_to): Remove dead code.
8119 (init_base_vars): Simplify.
8120 (compute_points_to_sets): Adjust.
8122 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8124 * combine.c (try_combine): Dump information about the insns we're
8127 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8129 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8130 check when calling force_to_mode on TRUNCATE's operand.
8132 2009-06-22 Ian Lance Taylor <iant@google.com>
8134 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8136 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8138 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8140 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8142 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
8143 override library linkage flags such as -static-libgcc or
8146 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8148 * config/m68k/m68k-devices.def: Add line for MCF5221x.
8150 2009-06-22 Ian Lance Taylor <iant@google.com>
8152 * config/linux.opt: Put mglibc ahead of muclibc.
8154 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
8155 for duplicate decls.
8157 2009-06-22 Matthias Klose <doko@ubuntu.com>
8159 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
8161 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8164 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8165 instead of NULL if a parser error occurs.
8167 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8169 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8170 non-DWARF2_DEBUGGING_INFO version.
8172 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8174 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8175 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8177 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8178 (LIBGCC2_TF_CEXT): Define.
8181 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8184 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8186 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8188 * config/arm/arm.c (arm_override_options): Disable
8189 -mcaller-super-interworking and -mcallee-super-interworking.
8190 * doc/invoke.texi (ARM Options): Document this.
8192 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8194 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8195 * config/arm/constraints.md (j): New constraint for movw operands.
8196 (N): Remove thumb2 meaning.
8197 * config/arm/arm.md (*arm_movw): Delete.
8198 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8199 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8200 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8202 2009-06-22 Martin Jambor <mjambor@suse.cz>
8204 PR tree-optimization/40492
8205 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8206 build_ref_for_offset.
8208 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8210 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8211 JUMP_TABLE_DATA_P predicates where applicable.
8212 * auto-inc-dec.c: Ditto.
8213 * builtins.c: Ditto.
8214 * caller-save.c: Ditto.
8216 * cfgcleanup.c: Ditto.
8217 * cfglayout.c: Ditto.
8220 * combine-stack-adj.c: Ditto.
8226 * dwarf2asm.c: Ditto.
8227 * dwarf2out.c: Ditto.
8228 * emit-rtl.c: Ditto.
8234 * function.c: Ditto.
8237 * genpreds.c: Ditto.
8238 * genrecog.c: Ditto.
8240 * ira-costs.c: Ditto.
8241 * ira-lives.c: Ditto.
8244 * lower-subreg.c: Ditto.
8245 * modulo-sched.c: Ditto.
8247 * postreload.c: Ditto.
8248 * print-rtl.c: Ditto.
8257 * sched-vis.c: Ditto.
8259 * sel-sched-ir.c: Ditto.
8260 * simplify-rtx.c: Ditto.
8261 * targhooks.c: Ditto.
8262 * var-tracking.c: Ditto.
8263 * vmsdbgout.c: Ditto.
8265 2009-06-22 Matthias Klose <doko@ubuntu.com>
8267 * Makefile.in (install-plugin): Always use DESTDIR.
8269 2009-06-22 Olivier Hainque <hainque@adacore.com>
8271 * config/pa/pa.c (output_call): Don't optimize post call jumps
8272 into return address adjustments if the call may throw.
8274 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8276 * arm.c (thumb1_output_casesi): New function.
8277 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8278 optimizing for size or PIC.
8279 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8280 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8281 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8282 (thumb1_casesi_internal_pic): New expand rule.
8283 (thumb1_casesi_dispatch): New pattern.
8284 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8286 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8287 in the text seciton when PIC or optimizing for size.
8288 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8289 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8290 preservation properties of code.
8291 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8292 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8293 (__gnu_thumb1_case_si): New function.
8294 * t-arm (LIB1ASMSRC): Define here.
8295 (LIB1ASMFUNCS): Add some common functions.
8296 * t-arm-elf (LIB1ASMSRC): Delete.
8297 (LIB1ASMFUNCS): Append to existing set.
8298 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8299 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8300 * t-symbian (LIB1ASMFUNCS): Likewise.
8301 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8302 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8304 2009-06-21 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/38729
8307 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8308 to loops with a single exit if -fno-expensive-optimizations.
8310 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8312 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8313 (dataflow_set): Change vars type from htab_t to shared_hash.
8314 (shared_hash_pool, empty_shared_hash): New variables.
8315 (vars_clear): Removed.
8316 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8317 shared_hash_find_slot_unshare, shared_hash_find_slot,
8318 shared_hash_find_slot_noinsert, shared_hash_find): New
8320 (shared_hash_unshare, shared_hash_destroy): New functions.
8321 (unshare_variable): Unshare set->vars if shared, use
8323 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8324 (get_init_value, find_src_set_src, dump_dataflow_set,
8325 clobber_variable_part, emit_notes_for_differences): Use
8327 (dataflow_set_init): Remove second argument, set vars to
8328 empty_shared_hash instead of creating a new htab.
8329 (dataflow_set_clear): Call shared_hash_destroy and set vars
8330 to empty_shared_hash instead of calling vars_clear.
8331 (dataflow_set_copy): Don't call vars_copy, instead just share
8332 the src htab with dst.
8333 (variable_union): Use shared_hash_*, use initially NO_INSERT
8334 lookup if set->vars is shared. Don't keep slot cleared before
8335 calling unshare_variable. Unshare set->vars if needed.
8336 Even ->refcount == 1 vars must be unshared if set->vars is shared
8337 and var needs to be modified.
8338 (variable_canonicalize): New function.
8339 (dataflow_set_union): If dst->vars is empty, just share src->vars
8340 with dst->vars and traverse with variable_canonicalize to canonicalize
8341 and unshare what is needed.
8342 (dataflow_set_different): If old_set and new_set use the same shared
8343 htab, they aren't different. If number of htab elements is different,
8344 htabs are different. Use shared_hash_*.
8345 (dataflow_set_destroy): Call shared_hash_destroy instead of
8347 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8348 second argument to dataflow_set_init.
8349 (vt_initialize): Likewise. Initialize shared_hash_pool and
8350 empty_shared_hash, move bb in/out initialization afterwards.
8351 Use variable_htab_free instead of NULL as changed_variables del hook.
8352 (variable_was_changed): Change type of second argument to pointer to
8353 dataflow_set. When inserting var into changed_variables, bump
8354 refcount. Unshare set->vars if set is shared htab and slot needs to
8356 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8357 lookup if set->vars is shared. Unshare set->vars if needed.
8358 Even ->refcount == 1 vars must be unshared if set->vars is shared
8359 and var needs to be modified. Adjust variable_was_changed caller.
8360 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8361 vars must be unshared if set->vars is shared and var needs to be
8362 modified. Adjust variable_was_changed caller.
8363 (emit_note_insn_var_location): Don't pool_free var.
8364 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8366 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8367 free_alloc_pool on shared_hash_pool.
8369 2009-06-20 Anthony Green <green@moxielogic.com>
8371 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8372 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8374 2009-06-20 Richard Guenther <rguenther@suse.de>
8376 * tree-ssa-structalias.c (find_func_aliases): For memset use
8377 a constraint from NULL if we memset to zero.
8378 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8379 we explicitly handle that do not read from memory.
8380 (call_may_clobber_ref_p_1): Properly handle builtins that may
8383 2009-06-20 Richard Guenther <rguenther@suse.de>
8385 PR tree-optimization/40495
8386 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8387 (new_scalar_tmp_constraint_exp): New function.
8388 (process_constraint): Do not create temporary decls.
8389 (process_all_all_constraints): Likewise.
8390 (handle_const_call): Likewise.
8391 (create_function_info_for): Do not set decl.
8393 2009-06-19 Ian Lance Taylor <iant@google.com>
8395 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8396 (rs6000_attribute_table): Make static; move before use.
8398 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8400 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8401 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8402 Propagate the TREE_READONLY flag without overwriting it.
8403 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8404 Propagate the TREE_READONLY flag onto the result.
8405 (process_call_operands): Move around. Use correct constant value.
8407 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8410 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8411 * config/arm/arm.md: Likewise.
8413 2009-06-19 Ian Lance Taylor <iant@google.com>
8415 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8416 to GIMPLE_ERROR_MARK.
8418 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8419 op2_original_type parameters. Warn about using different enum types.
8420 * c-parser.c (c_parser_conditional_expression): Pass original
8421 types to build_conditional_expr.
8422 * c-tree.h (build_conditional_expr): Update declaration.
8424 2009-06-19 Ian Lance Taylor <iant@google.com>
8426 * config/i386/i386.c (ix86_function_specific_save): Test that
8427 fields match values, rather than testing the values are in a
8430 2009-06-19 Richard Guenther <rguenther@suse.de>
8432 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8434 (ptr_derefs_may_alias_p): Likewise.
8435 (ptr_deref_may_alias_ref_p_1): New function.
8436 (ptr_deref_may_alias_ref_p): Likewise.
8437 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8438 covered by looking at the ESCAPED solution.
8439 (call_may_clobber_ref_p_1): Likewise.
8440 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8441 Handle NULL_TREE offset. Do not produce redundant constraints.
8442 (process_all_all_constraints): New helper function.
8443 (do_structure_copy): Use it.
8444 (handle_lhs_call): Likewise.
8445 (find_func_aliases): Handle some builtins with pointer arguments
8446 and/or return values explicitly.
8448 2009-06-19 Ian Lance Taylor <iant@google.com>
8450 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8452 2009-06-19 Ian Lance Taylor <iant@google.com>
8454 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8456 2009-06-19 Ian Lance Taylor <iant@google.com>
8458 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8459 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8462 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8463 uninitialized const.
8465 2009-06-19 Ian Lance Taylor <iant@google.com>
8467 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8470 * c-decl.c (in_struct, struct_types): Remove.
8471 (struct c_binding): Add in_struct field.
8472 (c_binding_ptr): Define type, along with VEC.
8473 (struct c_struct_parse_info): Define.
8474 (struct_parse_info): New static variable.
8475 (bind): Initialize in_struct field.
8476 (start_struct): Remove enclosing_in_struct and
8477 enclosing_struct_types parameters. Add
8478 enclosing_struct_parse_info parameter. Change all callers. Set
8479 struct_parse_info rather than in_struct and struct_types.
8480 (grokfield): If -Wc++-compat and there is a symbol binding for the
8481 field name, set the in_struct flag and push it on the
8482 struct_parse_info->fields vector.
8483 (warn_cxx_compat_finish_struct): New static function.
8484 (finish_struct): Remove enclosing_in_struct and
8485 enclosing_struct_types parameters. Add
8486 enclosing_struct_parse_info parameter. Change all callers. Don't
8487 set C_TYPE_DEFINED_IN_STRUCT here. Call
8488 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8489 parameter. Only push on struct_types if warn_cxx_compat.
8490 (finish_enum): Only push on struct_types if warn_cxx_compat.
8491 (declspecs_add_type): Add loc parameter. Change all callers.
8492 Change all error calls to error_at. Pass loc, not input_location,
8493 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8494 defined in a struct. If -Wc++-compat and parsing a struct, record
8495 that a typedef name was used.
8496 * c-parser.c (c_parser_declspecs): Get location to pass to
8498 (c_parser_struct_or_union_specifier): Update calls to start_struct
8500 * c-tree.h (struct c_struct_parse_info): Declare.
8501 (finish_struct, start_struct): Update declarations.
8502 (declspecs_add_type): Update declaration.
8504 2009-06-19 Ian Lance Taylor <iant@google.com>
8506 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8507 variable with an anonymous type.
8509 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8511 * see.c: Remove for real.
8513 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8515 * optabs.h (enum optab_index): Add new OTI_significand.
8516 (significand_optab): Define corresponding macro.
8517 * optabs.c (init_optabs): Initialize significand_optab.
8518 * genopinit.c (optabs): Implement significand_optab using
8519 significand?f2 patterns.
8520 * builtins.c (expand_builtin_mathfn): Handle
8521 BUILT_IN_SIGNIFICAND{,F,L}.
8522 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8523 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8525 * config/i386/i386.md (significandxf2, significand<mode>2): New
8526 expanders to implement significandf, significand and significandl
8527 built-ins as inline x87 intrinsics.
8529 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8531 * config/avr/avr.c (avr_override_options): Remove setting value of
8532 PARAM_INLINE_CALL_COST.
8534 2009-06-18 Richard Henderson <rth@redhat.com>
8537 * tree-pass.h (TDF_ASMNAME): New.
8538 * tree-dump.c (dump_options): Add asmname.
8539 * doc/invoke.texi: Document it.
8541 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8542 (dump_decl_name): ...here.
8543 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8544 (dump_generic_node): Update dump_function_name calls.
8545 (print_call_name): New flags arg; update all dump calls.
8546 * diagnostic.h (print_call_name): Update.
8547 * gimple-pretty-print.c (dump_gimple_call): Update.
8549 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8552 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8554 2009-06-18 Diego Novillo <dnovillo@google.com>
8556 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8557 * plugin.c (str_license): Declare.
8558 (try_init_one_plugin): Assert that the symbol
8559 'plugin_is_GPL_compatible' exists.
8561 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8564 * Makefile.in (OBJS-common): Remove see.o.
8566 * common.opt (fsee): Mark as preserved for backward compatibility.
8567 * opts.c (common_handle_option): Add OPT_fsee to the backward
8568 compatibility section.
8569 * passes.c (init_optimization_passes, pass_see): Remove pass.
8570 * timevar.def (TV_SEE): Remove.
8571 * tree-pass.h (pass_see): Remove declaration.
8572 * doc/invoke.texi (-fsee): Remove documentation.
8574 2009-06-18 Martin Jambor <mjambor@suse.cz>
8576 * tree-sra.c: Include statistics.h
8577 (sra_stats): New variable.
8578 (sra_initialize): Clear sra_stats.
8579 (create_access_replacement): Increment sra_stats.replacements.
8580 (get_access_replacement): Do not return twice.
8581 (analyze_all_variable_accesses): Increment statistics counter by the
8582 number of scalarized aggregates.
8583 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8584 (sra_modify_expr): Increment sra_stats.exprs.
8585 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8586 (sra_modify_assign): Increment sra_stats.exprs,
8587 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8588 (perform_intra_sra): Update statistics counters.
8589 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8591 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8593 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8594 (arm_scalar_mode_supported_p): New function.
8596 2009-06-18 Paul Brook <paul@codesourcery.com>
8597 Sandra Loosemore <sandra@codesourcery.com>
8599 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8600 (__extendhfsf2, __truncsfhf2): Define.
8601 * config/arm/fp16.c: New file.
8602 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8603 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8605 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8607 * doc/extend.texi (Half-Precision): New section.
8608 * doc/invoke.texi (Option Summary): List -mfp16-format.
8609 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8610 * config/arm/arm.opt (mfp16-format=): New.
8611 * config/arm/arm.c: Include intl.h.
8612 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8613 (TARGET_INVALID_RETURN_TYPE): Redefine.
8614 (TARGET_PROMOTED_TYPE): Redefine.
8615 (TARGET_CONVERT_TO_TYPE): Redefine.
8616 (arm_fp16_format): Define.
8617 (all_fpus): Add entry for neon-fp16.
8618 (fp_model_for_fpu): Likewise.
8619 (struct fp16_format): Declare.
8620 (all_fp16_formats): Define.
8621 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8623 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8625 (arm_legitimate_index_p): Treat HFmode like HImode.
8626 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8627 (coproc_secondary_reload_class): Special-case HFmode.
8628 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8629 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8630 (arm_init_fp16_builtins): New.
8631 (arm_init_builtins): Call it.
8632 (arm_invalid_parameter_type): New.
8633 (arm_invalid_return_type): New.
8634 (arm_promoted_type): New.
8635 (arm_convert_to_type).
8636 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8638 (arm_emit_fp16_const): New function.
8639 (arm_mangle_type): Mangle __fp16 as "Dh".
8640 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8642 (TARGET_NEON_FP16): New.
8643 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8644 (enum fputype): Add FPUTYPE_NEON_FP16.
8645 (enum arm_fp16_format_type): Declare.
8646 (arm_fp16_format): Declare.
8647 (LARGEST_EXPONENT_IS_NORMAL): Define.
8648 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8649 * config/arm/arm-modes.def (HFmode): Define.
8650 * config/arm/vfp.md: (*movhf_vfp): New.
8653 * config/arm/arm.md: (fpu): Add neon_fp16.
8654 (floatsihf2, floatdihf2): New.
8655 (fix_trunchfsi2, fix_trunchfdi2): New.
8659 (*arm32_movhf): New.
8660 (*thumb1_movhf): New.
8661 (consttable_2): Add check for HFmode constants.
8662 (consttable_4): Handle HFmode constants.
8664 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8666 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8668 2009-06-17 Olivier Hainque <hainque@adacore.com>
8670 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8671 const char ** conversion in AIX specific section.
8673 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8675 * config/i386/i386.c (ix86_special_builtin_type): Remove
8676 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8677 (bdesc_special_args): Updated.
8678 (ix86_init_mmx_sse_builtins): Likewise.
8679 (ix86_expand_special_args_builtin): Likewise.
8681 2009-06-17 Richard Henderson <rth@redhat.com>
8683 * tree-pretty-print.c (maybe_dump_asm_name): New.
8684 (dump_decl_name): Use it.
8685 (PRINT_FUNCTION_NAME): Merge into...
8686 (dump_function_name): ... here. Use maybe_dump_asm_name.
8688 2009-06-17 Cary Coutant <ccoutant@google.com>
8690 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8692 * debug.c (struct gcc_debug_hooks): Change placeholder for
8694 (debug_nothing_int_charstar_int): Replaced by...
8695 (debug_nothing_int_charstar_int_bool): ...this.
8696 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8697 source_line prototype.
8698 (debug_nothing_int_charstar_int): Replaced by...
8699 (debug_nothing_int_charstar_int_bool): ...this.
8700 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8701 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8702 Output is_stmt operand when necessary.
8703 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8704 (notice_source_line): Add is_stmt parameter.
8705 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8706 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8708 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8709 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8711 2009-06-17 Ian Lance Taylor <iant@google.com>
8713 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8715 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8718 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8720 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8721 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8722 tree_strip_sign_nop_conversions and
8723 tree_ssa_strip_useless_type_conversions rather than stripping
8724 the operations here.
8725 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8727 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8728 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8729 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8730 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8733 2009-06-17 Michael Eager <eager@eagercon.com>
8735 * config/rs6000/constraints.md (register_constraint "d"): New.
8736 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8737 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8738 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8739 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8740 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8741 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8742 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8743 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8744 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8745 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8747 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8748 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8749 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8750 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8751 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8752 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8753 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8754 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8755 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8756 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8757 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8758 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8759 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8760 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8762 2009-06-16 Ian Lance Taylor <iant@google.com>
8764 * profile.c (total_num_never_executed): Don't define.
8765 (compute_branch_probabilities): Don't count or print
8767 (init_branch_prob): Don't set total_num_never_executed.
8768 (end_branch_prob): Don't print total_num_never_executed.
8770 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8772 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8774 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8776 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8777 (nabstd2_fpr): Same.
8779 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8781 * expr.c (expand_assignment): Change complex type check.
8783 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8785 * doc/plugins.texi (Building GCC plugins): Added new section.
8787 2009-06-17 Ian Lance Taylor <iant@google.com>
8789 * c-pch.c (get_ident): Don't set size of templ array.
8790 (pch_init): Don't set size of partial_pch array.
8792 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8793 string constant to intialize an array whose size is the length of
8796 2009-06-17 Richard Guenther <rguenther@suse.de>
8798 PR tree-optimization/40389
8799 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8800 to addressable types.
8801 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8803 2009-06-17 Richard Guenther <rguenther@suse.de>
8806 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8807 if there is no evolution of left in the loop bail out.
8808 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8809 chrec_fold_multiply.
8811 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8812 Janis Johnson <janis187@us.ibm.com>
8815 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8816 for the symbol ref of a constant that is the source of a move
8817 - nor for any other not-obvious-label-ref constants.
8819 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8821 * plugin.c (position_pass): Skip newly inserted pass during list
8822 traversal to avoid repeated insertion.
8824 2009-06-16 Ian Lance Taylor <iant@google.com>
8826 * vec.h (VEC_stack_alloc): Define different version if
8827 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8828 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8829 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8830 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8832 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8834 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8836 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8837 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8838 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8839 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8840 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8841 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8842 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8843 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8844 __builtin_ia32_rdtscp.
8845 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8846 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8847 and __builtin_ia32_rorhi.
8848 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8849 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8850 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8851 (ix86_expand_args_builtin): Likewise.
8852 (ix86_expand_special_args_builtin): Likewise.
8854 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8855 (UNSPECV_RDTSC): Likewise.
8856 (UNSPECV_RDPMC): Likewise.
8857 (*bsr): Renamed to ...
8859 (*bsr_rex64): Renamed to ...
8863 (*rdpmc_rex64): Likewise.
8866 (*rdtsc_rex64): Likewise.
8868 (*rdtscp): Likewise.
8869 (*rdtscp_rex64): Likewise.
8871 * config/i386/ia32intrin.h: New.
8873 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8875 2009-06-16 Ian Lance Taylor <iant@google.com>
8877 * ira-build.c (copy_info_to_removed_store_destinations):
8878 Initialize parent_a.
8880 2009-06-16 Ian Lance Taylor <iant@google.com>
8882 * c-decl.c (grokdeclarator): Change size_varies to bool.
8884 2009-06-16 Ian Lance Taylor <iant@google.com>
8886 * sel-sched.c: Make forward declarations of move_op_hooks and
8887 fur_hooks explicitly extern.
8889 2009-06-16 Ian Lance Taylor <iant@google.com>
8891 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8892 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8894 2009-06-16 Ian Lance Taylor <iant@google.com>
8896 * resource.c (mark_referenced_resources): Change
8897 include_delayed_effects parameter to bool. Change all callers.
8898 (mark_end_of_function_resources): Likewise.
8899 * reorg.c (insn_references_resource_p): Likewise.
8900 (insn_sets_resource_p): Likewise.
8901 * resource.h (mark_referenced_resources): Update declaration.
8902 (mark_end_of_function_resources): Update declaration.
8904 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8906 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8908 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8910 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8911 GCC can bootstrap on AIX with GNU Binutils 2.20.
8913 2009-06-16 Ian Lance Taylor <iant@google.com>
8915 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8917 2009-06-16 Ian Lance Taylor <iant@google.com>
8919 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8920 inline, not extern inline.
8921 (exact_log2): Likewise.
8922 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8924 (exact_log2): Likewise, but don't test CTZ_HWI.
8926 2009-06-16 Ian Lance Taylor <iant@google.com>
8928 * bitmap.c (bitmap_clear): Don't declare as inline.
8929 * gimple.c (gimplify_assign): Likewise.
8930 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8931 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8932 (sched_scan_info): Remove duplicate definition.
8934 2009-06-16 Ian Lance Taylor <iant@google.com>
8936 * c-common.c (skip_evaluation): Don't define.
8937 (c_inhibit_evaluation_warnings): Define global variable.
8938 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8939 than skip_evaluation.
8940 (convert_and_check, warn_for_div_by_zero): Likewise.
8941 * c-common.h (skip_evaluation): Don't declare.
8942 (c_inhibit_evaluation_warnings): Declare.
8943 * c-parser.c (c_parser_typeof_specifier): Set
8944 c_inhibit_evaluation_warnings rather than skip_evaluation.
8945 (c_parser_conditional_expression): Likewise.
8946 (c_parser_binary_expression): Likewise.
8947 (c_parser_sizeof_expression): Likewise.
8948 (c_parser_alignof_expression): Likewise.
8949 * c-typeck.c (build_indirect_ref): Check
8950 c_inhibit_evaluation_warnings rather than skip_evaluation.
8951 (build_conditional_expr, build_binary_op): Likewise.
8953 2009-06-16 Richard Guenther <rguenther@suse.de>
8955 * tree-ssa-alias.c (is_escape_site): Remove.
8956 * tree-ssa-alias.h (enum escape_type): Remove.
8957 (is_escape_site): Likewise.
8958 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8959 via casts and asms without deferring to is_escape_site.
8961 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8964 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8965 use gen_lowpart if op0 has complex mode.
8967 2009-06-16 Richard Guenther <rguenther@suse.de>
8969 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8970 variables add them to ESCAPED.
8971 (find_func_aliases): Do not make all indirectly stored values escaped.
8973 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8975 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8978 2009-06-16 Martin Jambor <mjambor@suse.cz>
8980 PR tree-optimization/40432
8981 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8982 check whether we need to force gimple register operand.
8984 2009-06-16 Martin Jambor <mjambor@suse.cz>
8986 PR tree-optimization/40413
8987 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8988 build_ref_for_offset.
8989 (propagate_subacesses_accross_link): Fix a typo in a comment.
8991 2009-06-16 Ira Rosen <irar@il.ibm.com>
8993 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8994 with additional parameter.
8995 * tree-vectorizer.h (enum vect_def_type): Add new value
8997 (enum vect_relevant): Add comments.
8998 (vect_is_simple_reduction): Add new argument.
8999 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9000 Detect nested cycles.
9001 (vect_is_simple_reduction): Update documentation, add an argument to
9002 distinguish inner-loop reduction from nested cycle, detect nested
9003 cycles, fix printings and indentation, don't swap operands in case
9005 (get_initial_def_for_reduction): Handle subtraction.
9006 (vect_create_epilog_for_reduction): Add new argument to specify
9008 (vect_finalize_reduction): Handle subtraction, fix comments.
9009 (vectorizable_reduction): Handle nested cycles. In case of nested
9010 cycle keep track of the reduction variable position. Call
9011 vect_is_simple_reduction with additional parameter. Use original
9012 statement code in reduction epilogue for nested cycle. Call
9013 vect_create_epilog_for_reduction with additional parameter.
9014 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9015 inner-loop vectorization.
9016 (vect_recog_widen_sum_pattern): Likewise.
9017 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9019 (vect_mark_stmts_to_be_vectorized): Likewise.
9020 (vect_get_vec_def_for_operand): Handle nested cycles.
9022 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9024 * doc/invoke.texi (Debugging Options): Fix option index entries
9025 for -fdump-statistics, -frandom-seed add entries for
9026 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9027 (FRV Options): Fix entries for -mTLS, -mtls.
9028 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9029 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9030 (M68hc1x Options): Fix @itemx for -mnominmax.
9031 (MCore Options): Fix entry for -mno-lsim.
9032 (MMIX Options): Fix entry for -mabi=mmixware.
9033 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9035 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9037 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9038 Mention the plugin mode of gengtype.
9039 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9040 * gengtype.c: Updated copyright.
9041 (plugin_files, nb_plugin_files) Added new static variables.
9042 (measure_input_list) Care about plugin_files.
9043 (write_rtx_next): Added early return in plugin mode.
9044 (create_file): Updated copyright year in generated file. Added
9046 (oprintf): Added early return if NULL outf.
9047 (get_output_file_with_visibility): Care of plugin_files.
9048 (get_output_file_name): May return null.
9049 (write_local): Added early return.
9050 (put_mangled_filename): Ditto.
9051 (finish_root_table): Added check for base_files.
9052 (write_roots): Care about null when plugins.
9053 (main): Added plugin mode.
9055 2009-06-15 Ian Lance Taylor <iant@google.com>
9057 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9058 * gcov.c (read_count_file): Add braces around variables declared
9061 * c.opt (Wjump-misses-init): New warning.
9062 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9063 -Wall and -Wc++-compat if not already set.
9064 (c_common_post_options): Clear warn_jump_misses_init if it was not
9066 * c-decl.c (struct c_binding): Change type field to a union with
9067 new label field. Make it the first field in the struct. Update
9068 references to type to use u.type instead.
9069 (struct c_spot_bindings): Define.
9070 (struct c_goto_bindings): Define.
9071 (c_goto_bindings_p): Define, along with VECs.
9072 (struct c_label_vars): Define.
9073 (struct c_scope): Add has_label_bindings field.
9074 (bind_label, set_spot_bindings): New static functions.
9075 (decl_jump_unsafe, update_spot_bindings): New static functions.
9076 (update_label_decls): New static function.
9077 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9078 Update binding u.label field to shadowed field.
9079 (c_binding_start_stmt_expr): New function.
9080 (c_binding_end_stmt_expr): New function.
9081 (pushdecl): Don't call c_begin_vm_scope.
9082 (make_label): Add defining and p_label_vars parameters. Change
9084 (lookup_label): Correct test for whether a label has not yet been
9085 defined. Call bind_label rather than bind.
9086 (warn_about_goto): New static function.
9087 (lookup_label_for_goto): New function.
9088 (declare_label): Call bind_label rather than bind.
9089 (check_earlier_gotos): New static function.
9090 (define_label): Don't give errors about jumping into statement
9091 expressions or scopes of variably modified types. Call
9092 set_spot_bindings and check_earlier_gotos. Call bind_label
9093 instead of bind. Don't set label_context_stack_se or
9094 label_context_stack_vm.
9095 (c_get_switch_bindings): New function.
9096 (c_release_switch_bindings): New function.
9097 (c_check_switch_jump_warnings): New function.
9098 (start_function): Don't set label_context_stack_se or
9099 label_context_stack_vm.
9100 (finish_function): Likewise.
9101 * c-typeck.c (label_context_stack_se): Don't define.
9102 (label_context_stack_vm): Don't define.
9103 (c_finish_goto_label): Call lookup_label_for_goto rather than
9104 lookup_label. Don't give errors about jumping into a statement
9105 expression or the scope of a variably modified type. Don't set
9106 label_context_stack_se or label_context_stack_vm.
9107 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9108 fields. Add bindings field.
9109 (c_start_case): Don't set deleted fields. Set bindings field.
9110 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9111 or blocked_vm. Call c_check_switch_jump_warnings.
9112 (c_finish_case): Don't test blocked_stmt_expr field. Call
9113 c_release_switch_bindings.
9114 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9115 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9116 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9117 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9118 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9119 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9120 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9121 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9122 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9123 (C_DECL_UNJUMPABLE_VM): Don't define.
9124 (C_DECL_UNDEFINABLE_VM): Don't define.
9125 (struct c_label_list): Don't define.
9126 (struct c_label_context_se): Don't define.
9127 (struct c_label_context_vm): Don't define.
9128 (struct c_spot_bindings): Declare.
9129 (c_bindings_start_stmt_expr): Declare.
9130 (c_bindings_end_stmt_expr): Declare.
9131 (lookup_label_for_goto): Declare.
9132 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9133 (c_check_switch_jump_warnings): Declare.
9134 (label_context_stack_se, label_context_stack_vm): Don't declare.
9135 (c_finish_goto_label): Update declaration.
9136 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9137 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9138 (Warning Options): Document -Wjump-misses-init.
9140 2009-06-15 Jakub Jelinek <jakub@redhat.com>
9142 * tree-object-size.c (addr_object_size): Fix a pasto in the last
9145 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9147 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
9149 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9151 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
9153 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9155 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
9157 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9159 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
9160 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
9161 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
9162 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
9163 * dwarf2asm.c (dw2_force_const_mem): Update call to
9165 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9166 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9167 * langhooks.c (lhd_comdat_group): Remove.
9168 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9169 * tree.h (DECL_COMDAT_GROUP): New.
9170 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9171 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9172 (make_decl_one_only): Change signature.
9173 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9175 (make_decl_one_only): Change signature.
9176 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9178 2009-06-15 Richard Guenther <rguenther@suse.de>
9181 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9183 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9185 * tree-ssa-math-opts.c: Remove extra divide.
9187 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9189 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9191 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9193 * passes.c: Add bswap pass.
9194 * tree-pass.h: Add pass_optimize_bswap declaration.
9195 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9196 Include rtl.h, expr.h and optabs.h for optab_handler check.
9197 (struct symbolic_number, pass_optimize_bswap): New definition.
9198 (do_shift_rotate, verify_symbolic_number_p): New functions.
9199 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9200 (gate_optimize_bswap): New function.
9201 * tree.c (widest_int_cst_value): New function.
9202 * tree.h (widest_int_cst_value): Prototype added.
9204 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9206 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9207 REG_EQUAL/REG_EQUIV notes.
9209 2009-06-14 Richard Guenther <rguenther@suse.de>
9212 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9213 has its address taken if NRV was applied and it is addressable.
9214 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9215 function split out from ...
9216 (get_constraint_for_1): ... here.
9217 (handle_rhs_call): Use it to mark the return slot escaped if
9218 it is addressable and NRV was applied.
9220 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9222 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9223 Change first argument type to location_t.
9224 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9225 Do not set input_location.
9226 Use loc instead of input_location throughout.
9228 2009-06-13 Richard Guenther <rguenther@suse.de>
9230 PR tree-optimization/40421
9231 * tree-predcom.c (should_unroll_loop_p): Remove.
9232 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9234 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9236 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9237 Add location argument.
9239 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9241 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9243 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9244 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9245 * config/spu/spu-protos.h: Add location to
9246 spu_resolve_overloaded_builtin.
9247 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9248 spu_build_builtin_va_list.
9249 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9250 argument. Pass location to build_function_call_vec.
9251 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9253 (emit_fpu_switch): Same.
9254 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9255 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9256 to build_decl and create_artificial_label.
9257 (xtensa_gimplify_va_arg_expr): Same.
9258 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9259 (xstormy16_gimplify_va_arg_expr): Same.
9260 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9261 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9262 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9263 (mips16_build_function_stub): Same.
9264 (mips16_build_call_stub): Same.
9266 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9269 * arm/constraints.md (Pa, Pb): New constraints.
9270 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9271 split pattern to deal with them.
9273 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9275 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9276 fix index entry for -Xpreprocessor.
9278 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9280 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9281 Add location argument to build_decl call.
9282 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9283 (rs6000_init_builtins): Same.
9284 (spe_init_builtins): Same.
9285 (rs6000_gimplify_va_arg): Add location argument to
9286 create_artificial_label call.
9288 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9290 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9291 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9292 * Makefile.in: Fix GGC dependency for gcse.o.
9294 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9296 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9297 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9298 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9300 * c-parser.c (c_parser_binary_expression): Use current column while
9301 building binary operations.
9302 * common.opt (fshow-column): Enable by default.
9303 * tree-vrp.c (check_array_ref): Use warning_at.
9304 (check_array_bounds): Use location from call back if expr has no
9306 * tree.h: Add location argument to maybe_fold_*.
9307 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9308 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9309 (maybe_fold_offset_to_component_ref): Same.
9310 (maybe_fold_offset_to_reference): Same.
9311 (maybe_fold_offset_to_address): Same.
9312 (maybe_fold_stmt_indirect): Same.
9313 (maybe_fold_stmt_addition): Same.
9314 (fold_stmt_r): Pass location to maybe_fold_*.
9315 (fold_gimple_assign): Same.
9316 * c-tree.h: Add location argument to finish_decl,
9317 default_function_array_conversion, store_init_value.
9318 * c-decl.c (define_label): Use error_at.
9319 (c_make_fname_decl): Pass location to finish_decl.
9320 (finish_decl): New location argument.
9321 (build_compound_literal): Pass location to store_init_value.
9322 (grokdeclarator): Pass location to finish_decl.
9324 * c-typeck.c (array_to_pointer_conversion): New location argument.
9325 (function_to_pointer_conversion): Same.
9326 (default_function_array_conversion): Same.
9327 (parser_build_unary_op): Pass location to overflow_warning.
9328 (parser_build_binary_op): Same. Use warning_at.
9329 (build_unary_op): Pass location to array_to_pointer_conversion.
9330 (build_c_cast): Pass location to digest_init.
9331 (build_modify_expr): New location argument.
9332 (convert_for_assignment): Same.
9333 (store_init_value): Same.
9334 (digest_init): Same.
9335 (output_init_element): Pass location to digest_init and
9336 array_to_pointer_conversion.
9337 (c_finish_return): Pass location to convert_for_assignment.
9338 * gimplify.c (gimplify_conversion): Pass location to
9339 maybe_fold_offset_to_address.
9340 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9341 to maybe_fold_stmt_addition.
9342 * c-omp.c (c_finish_omp_atomic): Pass new location to
9344 (c_finish_omp_for): Same.
9345 * c-common.c (overflow_warning): New argument.
9346 * c-common.h: New argument to build_modify_expr, overflow_warning.
9347 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9349 (c_parser_initializer): Pass location to
9350 default_function_array_conversion.
9351 (c_parser_initelt): Same.
9352 (c_parser_initval): Same.
9353 (c_parser_asm_operands): Same.
9354 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9355 (c_parser_conditional_expression): Same.
9356 (c_parser_binary_expression): Add location info to stack. Use it.
9357 (c_parser_unary_expression): Pass location to
9358 default_function_array_conversion, parser_build_unary_op,
9359 build_indirect_ref, c_parser_postfix_expression_after_primary.
9360 (c_parser_postfix_expression_after_primary): New location argument.
9362 (c_parser_expression_conv): Pass location to
9363 default_function_array_conversion.
9364 (c_parser_expr_list): Same.
9365 (c_parser_omp_atomic): Same.
9366 (c_parser_omp_for_loop): Same.
9367 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9368 (build_array_declarator): New argument.
9369 * c-decl.c (build_array_declarator): Add location argument.
9370 (grokdeclarator): Set id_loc for cdk_array.
9371 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9372 build_array_declarator.
9373 * tree.c (build_omp_clause): Add location argument.
9374 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9375 (OMP_CLAUSE_LOCATION): New macro.
9376 (struct tree_omp_clause): Add location field.
9377 (build_omp_clause): Add argument.
9378 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9379 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9381 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9382 (cp_parser_omp_clause_collapse): Same.
9383 (cp_parser_omp_clause_default): Same.
9384 (cp_parser_omp_clause_if): Same.
9385 (cp_parser_omp_clause_nowait): Same.
9386 (cp_parser_omp_clause_num_threads): Same.
9387 (cp_parser_omp_clause_ordered): Same.
9388 (cp_parser_omp_clause_schedule): Same.
9389 (cp_parser_omp_clause_untied): Same.
9390 (cp_parser_omp_for_loop): Same.
9391 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9392 * c-tree.h (c_start_case): Add location argument.
9393 (c_process_expr_stmt): Same.
9394 (c_finish_goto_*): Same.
9395 * tree-parloops.c (initialize_reductions): Pass location to
9397 (create_parallel_loop): Same.
9398 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9399 (gfc_trans_omp_reduction_list): Same.
9400 (gfc_trans_omp_clauses): Same.
9401 (gfc_trans_omp_do): Same.
9402 * c-typeck.c (c_finish_goto_label): Same.
9403 (c_finish_goto_ptr): New location argument.
9404 (c_start_case): Same.
9405 (emit_side_effect_warnings): Same.
9406 (c_process_expr_stmt): Same.
9407 (c_finish_stmt_expr): Same.
9408 (c_finish_omp_clauses): Use error_at instead of error.
9409 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9411 * c-omp.c (c_split_parallel_clauses): New location argument.
9412 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9413 to build_omp_clause.
9414 (convert_local_reference_stmt): Same.
9415 (convert_gimple_call): Same.
9416 * c-common.h (c_split_parallel_clauses): New argument.
9417 * c-parser.c (c_parser_statement_after_labels): Pass location to
9418 c_finish_goto_label.
9419 (c_parser_switch_statement): Pass location to c_start_case.
9420 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9421 and c_process_expr_stmt.
9422 (c_parser_omp_variable_list): Add location argument.
9423 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9424 (c_parser_omp_clause_default): Same.
9425 (c_parser_omp_clause_if): Same.
9426 (c_parser_omp_clause_num_threads): Same.
9427 (-c_parser_omp_clause_ordered): Same.
9428 (c_parser_omp_clause_reduction): Pass location to
9429 c_parser_omp_variable_list.
9430 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9431 (c_parser_omp_clause_untied): Same.
9432 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9433 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9435 * c-tree.h (check_for_loop_decls, undeclared_variable,
9436 build_component_ref, build_array_ref, build_external_ref,
9437 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9438 build_conditional_expr, build_compound_expr, c_cast_expr,
9439 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9440 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9442 * c-semantics.c (build_stmt): Same.
9443 (build_case_label): Same.
9444 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9445 (undeclared_variable): New argument.
9447 (lookup_label): Pass location on down.
9448 (define_label): Same.
9449 (finish_decl): Same.
9450 (build_compound_literal): Same.
9451 (finish_struct): Same.
9452 (finish_function): Do not set location here.
9453 (check_for_loop_decls): New argument.
9454 * tree.c (save_expr): Set location.
9455 (build_empty_stmt): New argument.
9456 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9457 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9458 * builtins.c (gimplify_va_arg_expr): Use locations.
9459 (expand_builtin_sync_operation): Same.
9460 * c-typeck.c (build_component_ref): New argument.
9461 (build_array_ref): Same.
9462 (build_external_ref): Same.
9463 (c_expr_sizeof_expr): Same.
9464 (c_expr_sizeof_type): Same.
9465 (parser_build_unary_op): Same.
9466 (build_conditional_expr): Same.
9467 (build_compound_expr): Pass location on down.
9468 (build_compound_expr): New argument.
9469 (build_c_cast): Same.
9470 (c_cast_expr): Same.
9471 (build_asm_expr): Same.
9472 (c_finish_return): Same.
9473 (c_process_expr_stmt): Pass location on down.
9474 (c_finish_stmt_expr): New argument.
9475 (push_clenaup): Same.
9476 (c_finish_omp_parallel): Same.
9477 (c_finish_omp_task): Same.
9478 * gimplify.c (gimplify_call_expr): Pass location on down.
9479 * c-omp.c (c_finish_omp_master): New argument.
9480 (c_finish_omp_critical): Same.
9481 (c_finish_omp_ordered): Same.
9482 (c_finish_omp_barrier): Same.
9483 (-c_finish_omp_taskwait): Same.
9484 (c_finish_omp_atomic): Same.
9485 (c_finish_omp_flush): Same.
9486 * tree-inline.c (copy_tree_body_r): Pass location on down.
9487 (inline_forbidden_p): Remove use of input_location.
9488 * c-gimplify.c (c_build_bind_expr): New argument.
9489 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9490 (c_sizeof_or_alignof_type): New argument.
9491 (c_alignof_expr): Same.
9492 (build_va_arg): Same.
9493 (c_add_case_label): Same.
9494 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9495 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9496 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9497 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9498 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9499 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9501 * stub-objc.c (objc_build_selector_expr): Same.
9502 (objc_build_throw_stmt): Same.
9503 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9504 (c_parser_initelt): Same.
9505 (c_parser_compound_statement): Same.
9506 (c_parser_compound_statement_nostart): Same.
9507 (c_parser_label): Same.
9508 (c_parser_statement_after_labels): Same.
9509 (c_parser_if_body): Same.
9510 (c_parser_else_body): Same.
9511 (c_parser_if_statement): Same.
9512 (c_parser_switch_statement): Same.
9513 (c_parser_while_statement): Same.
9514 (c_parser_do_statement): Same.
9515 (c_parser_for_statement): Same.
9516 (c_parser_asm_statement): Same.
9517 (c_parser_conditional_expression): Same.
9518 (c_parser_binary_expression): Same.
9519 (c_parser_cast_expression): Same.
9520 (c_parser_unary_expression): Same.
9521 (c_parser_sizeof_expression): Same.
9522 (c_parser_alignof_expression): Same.
9523 (c_parser_postfix_expression): Same.
9524 (c_parser_expression): Same.
9525 (c_parser_objc_receiver): Same.
9526 (c_parser_omp_variable_list): Same.
9527 (c_parser_omp_structured_block): Same.
9528 (c_parser_omp_atomic): New argument.
9529 (c_parser_omp_barrier): Same.
9530 (c_parser_omp_critical): Same.
9531 (c_parser_omp_flush): Pass location on down.
9532 (c_parser_omp_for_loop): New argument.
9533 (c_parser_omp_for): Same.
9534 (c_parser_omp_master): Same.
9535 (c_parser_omp_ordered): Same.
9536 (c_parser_omp_sections_scope): Same.
9537 (c_parser_omp_sections): Same.
9538 (c_parser_omp_parallel): Same.
9539 (c_parser_omp_single): Same.
9540 (c_parser_omp_task): Same.
9541 (c_parser_omp_taskwait): Pass location on down.
9542 (c_parser_omp_construct): Same.
9543 (c_parser_omp_threadprivate): Same.
9544 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9545 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9546 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9547 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9548 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9549 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9550 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9551 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9552 config/i386/i386.c, stmt.c:
9553 Add location argument to the following function definitions and/or
9554 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9555 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9556 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9557 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9558 do_case, c_finish_bc_stmt, build_compound_literal,
9559 build_function_call.
9560 * c-decl.c (build_compound_literal): Add location argument.
9561 Make all diagnostic calls use location.
9562 (start_struct): Same.
9563 (finish_struct): Same.
9565 (build_enumerator): Same.
9566 (start_function): Same.
9567 (grokdeclarator): Make all diagnostic calls use location.
9568 (store_parm_decls_oldstyle): Same.
9569 * c-typeck.c (build_function_call): Add location argument.
9570 Make all diagnostic calls use location.
9572 (c_finish_bc_stmt): Same.
9573 * tree-nested.c (get_trampoline_type): Add argument.
9574 Pass location to build_decl.
9575 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9576 * rtl.h (RTL_LOCATION): New.
9577 * c-common.c (c_add_case_label): Add location argument.
9578 Make all diagnostic calls use location.
9579 * c-common.h: Add location argument to make_fname_decl, do_case,
9580 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9581 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9582 Set it appropriately for every case. Pass enum_loc to start_enum
9583 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9585 (c_parser_struct_or_union_specifier): Save location. Use it for
9586 start_struct, finish_struct, and parser_xref_tag.
9588 2009-06-12 Ian Lance Taylor <iant@google.com>
9590 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9592 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9593 cpp_opts->warn_cxx_operator_names.
9595 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9598 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9599 is returns NULL and OP is a VCE, look through the VCE.
9601 2009-06-12 Ian Lance Taylor <iant@google.com>
9604 * collect2.c (main): Use CONST_CAST2 in code inside #if
9605 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9607 2009-06-12 Joey Ye <joey.ye@intel.com>
9610 * cfgexpand.c (get_decl_align_unit): Update
9611 max_used_stack_slot_alignment with align instead of
9612 stack_alignment_needed.
9614 * function.c (assign_stack_local_1): Update
9615 max_used_stack_slot_alignment with alignment_in_bits instead
9616 of stack_alignment_needed.
9617 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9620 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9622 * dwarf2out.c (last_var_location_insn): New variable.
9623 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9624 (dwarf2out_var_location): Don't record anything after last real
9625 insn. Only change labels if there were any real instructions
9626 in between last note and this one, or if changed sections.
9628 2009-06-11 Richard Henderson <rth@redhat.com>
9630 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9631 note when storing the frame pointer in a register.
9632 (FRP): Don't redefine to nothing for epilogue.
9633 (alpha_expand_epilogue): Mark register and sp restores.
9634 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9636 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9637 when gen_lowpart is needed.
9639 2009-06-11 Richard Henderson <rth@redhat.com>
9641 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9643 * dwarf2out.c (need_data_align_sf_opcode): New.
9644 (div_data_align): Move earlier.
9645 (def_cfa_1, reg_save): Use it.
9647 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9649 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9650 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9651 (ix86_handle_option): Handle OPT_mcrc32.
9652 (ix86_target_string): Add -mcrc32.
9653 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9655 * config/i386/i386.h (TARGET_CRC32): New.
9657 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9658 (sse4_2_crc32di): Likewise.
9660 * config/i386/i386.opt (mcrc32): New.
9662 * doc/invoke.texi: Document -mcrc32.
9664 2009-06-11 Richard Henderson <rth@redhat.com>
9666 * common.opt (gdwarf-): Accept a version number.
9667 * doc/invoke.texi (gdwarf-): Update docs.
9668 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9669 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9670 version level, and record it.
9672 * dwarf2.h (DW_CIE_VERSION): Remove.
9673 * dwarf2out.c (DWARF_VERSION): Remove.
9674 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9675 (output_call_frame_info): Use CIE version 3 for dwarf3,
9676 or if the return register column is out of range for version 1.
9677 (dwarf_stack_op_name): Add all dwarf3 values.
9678 (DEBUG_PUBTYPES_SECTION): New.
9679 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9680 encoding change for dwarf3.
9681 (output_die) [dw_val_class_die_ref]: Likewise.
9682 (output_compilation_unit_header): Emit correct version for dwarf3.
9683 (output_line_info): Likewise.
9684 (output_pubnames): Update for DWARF_VERSION removal.
9685 (output_aranges): Likewise.
9686 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9687 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9688 (dwarf2out_finish): Likewise.
9690 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9692 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9695 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9698 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9699 * builtins.c (expand_builtin_unreachable): New function.
9700 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9701 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9702 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9704 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9705 searching for missing barriers.
9707 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9709 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9710 when -fprofile-generate* was passed.
9711 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9713 2009-06-11 Anthony Green <green@moxielogic.com>
9715 * config/moxie/moxie.md: Define length attribute for all instructions.
9717 (*b<cond:code>): Support limited branch ranges for new PC-relative
9718 branch instructions.
9719 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9721 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9723 * config/i386/i386.c (min_insn_size): Use get_attr_length
9724 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9727 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9728 instead of emit_insn_before.
9730 2009-06-10 Ian Lance Taylor <iant@google.com>
9733 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9736 2009-06-10 Revital Eres <eres@il.ibm.com>
9738 * passes.c (init_optimization_passes): Reschedule
9739 predictive-commoning pass before complete unroll pass.
9741 2009-06-10 Martin Jambor <mjambor@suse.cz>
9743 * cgraph.c (cgraph_node_can_be_local_p): New function.
9744 (cgraph_make_node_local): New function.
9745 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9746 (cgraph_make_node_local): Declare.
9748 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9750 * tree.h (tree_base): Add packed_flag and user_align fields.
9751 Decrease size of spare field.
9752 (TYPE_USER_ALIGN): Use user_align from tree_base.
9753 (DECL_USER_ALIGN): Likewise.
9754 (TYPE_PACKED): Use packed_flag from tree_base.
9755 (DECL_PACKED): Likewise.
9756 (tree_type): Delete packed_flag and user_align fields. Widen
9757 precision field. Widen mode field and shuffle fields to align
9758 mode on an 8-bit boundary.
9759 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9760 Renumber decl_flag_* fields. Fix comments. Widen
9761 decl_common_unused field.
9762 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9763 (DECL_EXTERNAL): Likewise.
9764 (DECL_BIT_FIELD): Likewise.
9765 (DECL_NONADDRESSABLE_P): Likewise.
9766 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9767 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9769 2009-06-10 Ian Lance Taylor <iant@google.com>
9771 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9772 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9773 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9774 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9775 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9776 DEF_VEC_ALLOC_FUNC_P.
9777 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9778 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9779 DEF_VEC_ALLOC_FUNC_O.
9780 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9781 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9782 DEF_VEC_ALLOC_FUNC_I.
9783 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9784 (vec_stack_p_reserve_exact_1): Declare.
9785 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9786 (vec_stack_free): Declare.
9787 (VEC_stack_alloc): Define.
9788 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9789 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9790 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9791 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9793 (stack_vecs): New static variable.
9794 (vec_stack_p_reserve_exact_1): New function.
9795 (vec_stack_o_reserve_1): New static function.
9796 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9797 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9798 (vec_stack_free): New function.
9799 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9800 (VEC_df_ref_stack_alloc): Define.
9801 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9802 DEF_VEC_ALLOC_P_STACK.
9803 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9804 (struct df_collection_rec): Change _vec fields to VEC. Remove
9806 (df_free_collection_rec): Adjust for new fields.
9807 (df_insn_rescan): Use new df_collection_rec fields.
9808 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9809 (df_ref_create_structure, df_ref_record): Likewise.
9810 (df_get_conditional_uses, df_get_call_refs): Likewise.
9811 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9812 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9813 (df_record_exit_block_uses, df_bb_verify): Likewise.
9814 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9815 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9816 Remove count parameter. Change return type to void. Change all
9818 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9819 Remove count parameter. Change return type to void. Change all
9821 (df_install_refs): Change old_vec parameter to VEC. Remove count
9822 parameter. Change all callers.
9823 (df_install_mws): Change old_vec parameter to VEC. Remove count
9824 parameter. Change all callers.
9825 (df_refs_verify): Change new_rec parameter to VEC. Change call
9827 (df_mws_verify): Likewise.
9829 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9831 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9833 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9835 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9837 2009-06-10 Anthony Green <green@moxielogic.com>
9839 * config/moxie/crti.asm: New file.
9840 * config/moxie/crtn.asm: New file.
9841 * config/moxie/moxie.c: New file.
9842 * config/moxie/moxie.h: New file.
9843 * config/moxie/sfp-machine.h: New file.
9844 * config/moxie/moxie-protos.h: New file.
9845 * config/moxie/t-moxie: Created.
9846 * config/moxie/t-moxie-softfp: Created.
9847 * config/moxie/moxie.md: Created.
9848 * config/moxie/constraints.md: Created.
9849 * config.gcc: Add moxie support.
9850 * doc/md.texi (Machine Constraints): Add moxie constraints.
9851 * doc/contrib.texi (Contributors): Mention moxie port.
9852 * doc/install.texi (Specific): Mention the moxie port.
9854 2009-06-09 Ian Lance Taylor <iant@google.com>
9856 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9858 * optabs.c (optab_table): Only use designated initializers if
9859 HAVE_DESIGNATED_INITIALIZERS is defined.
9860 (convert_optab_table): Likewise.
9861 (init_optabs): Always call init_insn_codes if
9862 HAVE_DESIGNATED_INITIALIZERS is not defined.
9864 2009-06-09 Ian Lance Taylor <iant@google.com>
9866 * targhooks.c (default_builtin_vectorized_function): Change fn
9867 parameter to unsigned int.
9868 (default_builtin_vectorized_conversion): Change code parameter to
9870 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9871 * targhooks.h: Update declarations.
9872 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9873 parameter to unsigned int.
9875 * c-typeck.c (comptypes_check_enum_int): New static function.
9876 (comptypes_internal): Add enum_and_int_p parameter. Change all
9878 (comp_target_types): Add location parameter. Change all callers.
9879 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9881 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9882 (build_conditional_expr): Add colon_loc parameter. Change all
9884 (convert_for_assignment): Add location parameter. Change all callers.
9885 * c-parser.c (c_parser_conditional_expression): Pass location of
9886 colon to build_conditional_expr.
9887 * c-tree.h (build_conditional_expr): Update declaration.
9889 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9891 * graphite.c: Revert previous patch.
9893 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9896 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9898 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9900 * tree-ssa-loop-prefetch.c
9901 (loop_prefetch_arrays): Fixed a portability problem in printf format
9904 2009-06-09 Martin Jambor <mjambor@suse.cz>
9906 PR tree-optimization/40351
9907 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9908 refrence to a potential artifical subaccess can be constructed.
9910 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9912 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9913 (sh_override_options): Likewise.
9914 * config/sh/sh.c: Include params.h.
9915 (sh_optimization_options): New.
9916 (sh_override_options): Likewise.
9917 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9918 (OVERRIDE_OPTIONS): Use sh_override_options.
9920 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9922 * dwarf2out.c (emit_cfa_remember): New variable.
9923 (add_fde_cfi): If emit_cfa_remember, recurse to add
9924 DW_CFA_remember_state first.
9925 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9926 instead just set emit_cfa_remember.
9928 2009-06-08 Jan Hubicka <jh@suse.cz>
9931 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9933 2009-06-08 Jan Hubicka <jh@suse.cz>
9936 * cgraphunit.c (save_inline_function_body): Do not copy transform
9937 hooks for saved inline bodies.
9938 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9941 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9943 * jump.c (returnjump_p): Handle delayed branches. Add missing
9946 2009-06-08 Jan Hubicka <jh@suse.cz>
9949 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9950 original node might've been modified.
9951 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9953 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9955 * tree-object-size.c (addr_object_size): Add OSI argument.
9956 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9957 (compute_builtin_object_size, expr_object_size): Adjust callers.
9958 (plus_stmt_object_size): Call addr_object_size instead of
9959 compute_builtin_object_size.
9961 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9962 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9964 * tree-ssa-loop-prefetch.c
9965 (gather_memory_references): Introduced a counter for the number of
9967 (anything_to_prefetch_p): Introduced a counter for the number of
9969 (is_loop_prefetching_profitable): New function with a cost model
9971 (loop_prefetch_arrays): Use the new cost model to determine if
9972 prefetching is profitable.
9973 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9974 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9975 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9976 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9977 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9978 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9980 2009-06-08 Michael Matz <matz@suse.de>
9983 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9984 partitions use the same.
9985 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9986 for basevars of SSA_NAMEs.
9987 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9988 to not expand them twice.
9989 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9992 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9994 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9995 (fdump-final-insns=, gtoggle): New.
9996 * doc/invoke.texi: Document them.
9997 * final.c (rest_of_clean_state): Dump final insn stream.
9998 * gcc.c (invoke_as): Hook in -fcompare-debug.
9999 (static_spec_functions): Add compare-debug-dump-opt,
10000 compare-debug-self-opt and compare-debug-auxbase-opt.
10001 (compare_debug, compare_debug_second, compare_debug_opt): New.
10002 (switches_debug_check, n_switches_debug_check): New.
10003 (debug_auxbase_opt, debug_check_temp_file): New.
10004 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10006 (do_self_spec): Handle arguments after switches.
10007 (do_spec_1): Add .gk extension to temp file basenames for compare.
10008 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10009 (cc1_options): Use it instead of normal auxbase computation for
10010 the second compare-debug compilation.
10011 (compare_files): New.
10012 (main): Set up and implement compare debug mode.
10013 (compare_debug_dump_opt_spec_function): New.
10014 (compare_debug_self_opt_spec_function): New.
10015 (compare_debug_auxbase_opt_spec_function): New.
10016 * toplev.c (process_options): Handle flag_gtoggle,
10017 flag_dump_final_insns.
10018 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10019 during -fcompare-debug-second compilation.
10021 2009-06-07 Ian Lance Taylor <iant@google.com>
10023 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10024 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10026 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10027 with no default node. Change warning with %H to warning_at.
10028 Don't clear warn_switch around case checking.
10029 * doc/invoke.texi (Warning Options): Clarify distinction between
10030 -Wswitch and -Wswitch-enum.
10032 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10034 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10036 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10038 * gbl-ctors.h: Add header guard.
10040 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10042 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10043 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10044 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10045 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10046 prototypes for removed functions.
10047 (expressions_equal_p): Move to ...
10048 * tree-ssa-sccvn.h: ... here and ...
10049 * matrix-reorg.c: ... adjust includes.
10051 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10053 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10055 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10057 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10058 (finish_function): Remove erroneous whitespace.
10060 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10062 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10063 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10065 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10067 * errors.c (internal_error): Commentary typo fix.
10068 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10069 * tree-ssa-pre.c: Ditto.
10071 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10073 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10074 them is supposed to hold actual statements.
10076 2009-06-06 Ian Lance Taylor <iant@google.com>
10078 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10079 empty statements can now have attributes.
10081 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10083 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10084 * config/mips/mips.md: Ditto.
10086 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10088 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10090 (__eabi_uconvert): Likewise.
10092 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10094 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10095 CFI_* definitions with IN_GCC.
10097 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10099 * xcoffout.h (xcoffout_source_line): Update prototype.
10101 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10103 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10104 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10106 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10108 PR middle-end/40340
10109 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10110 inlined_function_outer_scope_p blocks for artificial inlines
10112 * tree.c (tree_nonartificial_location): Rewrite using
10113 block_nonartificial_location.
10115 2009-06-05 Revital Eres <eres@il.ibm.com>
10116 Leehod Baruch <leehod@il.ibm.com>
10118 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10119 (expand_expr_real_1): Remove comment.
10120 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10121 Vectorize misaligned access when the target supports it.
10122 (vect_supportable_dr_alignment): Check for unaligned access support.
10123 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10126 2009-06-05 Julian Brown <julian@codesourcery.com>
10128 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10129 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10131 2009-06-05 Richard Guenther <rguenther@suse.de>
10134 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10135 as possibly unused.
10137 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10139 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10140 (save_gprs): Don't tell unwinder when a global register is saved.
10141 (s390_emit_epilogue): Emit needed epilogue unwind info.
10143 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10145 * dwarf2out.c (deferred_asm_name): New.
10146 (add_name_and_src_coords_attributes): Defer creation of
10147 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
10149 (move_linkage_attr): New.
10150 (dwarf2out_finish): Revisit deferrals and emit attributes at the
10153 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10155 * tree-nested.c (finalize_nesting_tree_1): Declare the
10156 frame_decl in the binding tree.
10158 2009-06-04 Cary Coutant <ccoutant@google.com>
10160 * basic-block.h (struct basic_block_def): Add discriminator field.
10161 * dbxout.c (dbxout_source_line): Add new parameter. Change all
10163 * debug.c (do_nothing_debug_hooks): Add additional entry.
10164 (debug_nothing_int_charstar_int): New function.
10165 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10166 (debug_nothing_int_charstar_int): New declaration.
10167 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10168 discriminator value in .loc directive.
10169 * final.c (last_discriminator): New variable.
10170 (discriminator): New variable.
10171 (final_start_function): Initialize above variables, pass current
10172 discriminator to debug hook.
10173 (notice_source_line): Check for discriminator change.
10174 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10175 * sdbout.c (sdbout_source_line): New parameter.
10176 * tree-cfg.c (struct locus_discrim_map): New structure type.
10177 (discriminator_per_locus): New hash table.
10178 (build_gimple_cfg): Allocate and free discriminator hash table.
10179 (make_edges): Call assign_discriminator.
10180 (locus_map_hash): New function.
10181 (locus_map_eq): New function.
10182 (next_discriminator_for_locus): New function.
10183 (same_line_p): New function.
10184 (assign_discriminator): New function.
10185 (make_cond_expr_edges): Call assign_discriminator.
10186 (make_gimple_switch_edges): Likewise.
10187 (first_non_label_stmt): New function.
10188 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10190 * xcoffout.c (xcoffout_source_line): Add new parameter.
10192 * configure.ac (gcc_cv_as_discriminator): New configury check for
10193 gas support for discriminator.
10194 * configure: Regenerate.
10195 * config.in: Regenerate.
10197 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10199 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10200 val after checking for integers.
10202 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10204 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10206 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10207 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10208 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10209 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10210 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10211 X64_SSE_REGPARM_MAX.
10212 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10213 X64_SSE_REGPARM_MAX.
10215 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10217 * gcc.c (report_times_to_file): New.
10218 (execute): Implement it.
10219 (process_command): Support -time=.
10220 * doc/invoke.texi: Document it.
10222 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10224 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10225 that have value exprs.
10227 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10229 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10230 declarations for constants until...
10231 (dw2_output_indirect_constant_1): ... this point.
10233 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10236 * arm.md (arm_addsi3): Don't try to split an add with an
10237 eliminable register until after reload has completed.
10239 2009-06-03 Ian Lance Taylor <iant@google.com>
10241 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10242 * genattrtab.c (write_length_unit_log): Likewise.
10243 * genchecksum.c (dosum): Likewise.
10244 * gengtype.c (write_rtx_next): Likewise.
10245 (finish_root_table, write_roots): Likewise.
10246 * gimple.c (gimple_ops_offset_): Likewise.
10247 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10248 * config/arc/arc.c (arc_attribute_table): Likewise.
10249 * config/arm/arm.c (arm_attribute_table): Likewise.
10250 * config/avr/avr.c (avr_attribute_table): Likewise.
10251 * config/crx/crx.c (crx_attribute_table): Likewise.
10252 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10253 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10254 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10255 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10256 * config/sh/sh.c (sh_attribute_table): Likewise.
10257 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10258 * config/spu/spu.c (spu_attribute_table): Likewise.
10259 * config/v850/v850.c (v850_attribute_table): Likewise.
10261 * config/alpha/alpha.c (vms_attribute_table): Make static.
10262 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10263 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10264 * config/mips/mips.c (mips_attribute_table): Likewise.
10266 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10268 (cc1-checksum.o): Likewise.
10270 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10272 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10274 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10276 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10277 insn if it is changing sp. Use gen_add3_insn instead of
10278 conditionally gen_addsi3 and gen_adddi3.
10279 (offset_below_red_zone_p): New static inline function.
10280 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10281 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10282 * config/rs6000/ppc-asm.h: Include auto-host.h.
10283 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10284 CFI_RESTORE): Define.
10285 * config/rs6000/crtresxgpr.asm: Add unwind info.
10286 * config/rs6000/crtresxfpr.asm: Likewise.
10287 * config/rs6000/crtresgpr.asm: Likewise.
10288 * config/rs6000/crtresfpr.asm: Likewise.
10289 * config/rs6000/crtsavgpr.asm: Likewise.
10290 * config/rs6000/crtsavfpr.asm: Likewise.
10292 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10293 argument of DWARF2_FRAME_REG_OUT macros.
10295 2009-06-03 Julian Brown <julian@codesourcery.com>
10297 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10298 words or less (including TImode) in core registers.
10300 2009-06-03 Richard Guenther <rguenther@suse.de>
10302 PR middle-end/40328
10303 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10305 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10307 * statistics.c (statistics_counter_event): Do not record event
10308 in pass dump if its number == -1.
10309 (curr_statistics_hash): Add assert that we never get passes
10310 with static number == -1.
10312 2009-06-03 Richard Guenther <rguenther@suse.de>
10313 Andrey Belevantsev <abel@ispras.ru>
10315 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10316 non-BLKmode arrays addressable.
10318 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10320 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10321 * config/m68k/m68k.h: ... here.
10322 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10325 2009-06-03 Martin Jambor <mjambor@suse.cz>
10327 PR tree-optimization/40323
10328 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10331 2009-06-03 Richard Guenther <rguenther@suse.de>
10333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10336 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10338 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10339 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10340 JUMP_TABLE_DATA_P where applicable.
10341 * config/sh/sh.c: Ditto.
10342 * config/sh/sh.h: Ditto.
10343 * config/sh/sh.md: Ditto.
10344 * config/sh/symbian.c: Ditto.
10346 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10348 * config/i386/driver-i386.c (describe_cache): Optimize
10349 concatenation of strings. Use snprintf instead of sprintf.
10350 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10351 target when not compiling with GCC.
10353 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10355 * config/sh/sh.c: Revert last change.
10356 (sh_expand_epilogue): Emit a blockage insn before the frame
10357 pointer adjustment unconditionally.
10359 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10361 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10362 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10363 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10364 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10365 to COLLECT_GCC_OPTIONS.
10367 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10369 * collect2.c (target_system_root): New variable.
10370 (main): Handle --sysroot=.
10371 (ignore_library): Strip the sysroot from the library path.
10373 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10375 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10376 (collect2.o): Depend on collect2-aix.h.
10377 (collect2-aix.o): New rule.
10378 * collect2-aix.h: New file.
10379 * collect2-aix.c: Likewise.
10380 * collect2.c: Include collect2-aix.h. Don't undefine
10381 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10382 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10383 Use TARGET_AIX_VERSION instead of _AIX51.
10384 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10385 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10386 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10387 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10388 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10390 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10392 * collect2.c (ignore_library): Avoid premature post-increment
10393 and null deference.
10395 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10397 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10398 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10399 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10400 CROSS_DIRECTORY_STRUCTURE too.
10401 (LINK_LIBG_SPEC): Likewise.
10402 (LIB_SPEC): Add %R to sysroot paths.
10403 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10404 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10405 * config/rs6000/aix51.h: As for aix43.h.
10406 * config/rs6000/aix52.h: Likewise.
10407 * config/rs6000/aix53.h: Likewise.
10408 * config/rs6000/aix61.h: Likewise.
10409 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10410 to the beginning of sysroot paths.
10412 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10414 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10415 INSN_LISTs that are out of the REG_NOTE range.
10417 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10419 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10420 (struct var_to_expand): Likewise.
10421 (struct opt_info): Add head and tail for linked lists of the above.
10422 (analyze_insn_to_expand_var): Initialize next.
10423 (analyze_iv_to_split_insn): Likewise.
10424 (analyze_insns_in_loop): Create linked lists.
10425 (allocate_basic_variable): Simplify for use without hash table.
10426 (insert_var_expansion_initialization): Likewise, make it type-safer.
10427 (combine_var_copies_in_loop_exit): Likewise.
10428 (apply_opt_in_copies): Walk lists rather than hash tables.
10429 (release_var_copies): Simplified and inlined by hand into...
10430 (free_opt_info): ... this function.
10432 2009-06-02 Richard Guenther <rguenther@suse.de>
10434 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10437 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10439 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10440 only for builtins that are not overridden.
10442 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10444 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10447 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10449 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10451 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10453 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10455 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10457 * common.opt (fdump-unnumbered-links): New.
10458 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10459 * print-rtl.c (flag_dump_unnumbered_links): New.
10460 (print_rtx): Test it.
10462 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10464 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10465 push/pop multiple to 8-byte alignment.
10467 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10469 * config/i386/i386.c (queued_cfa_restores): New static variable.
10470 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10472 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10473 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10474 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10475 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10476 note unconditionally.
10477 (ix86_emit_restore_regs_using_mov): Likewise.
10478 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10479 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10480 it through to ix86_emit_restore_reg_using_pop.
10481 (ix86_emit_leave): Add RED_OFFSET argument. Call
10482 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10483 instead of adding REG_CFA_OFFSET note unconditionally.
10484 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10485 the above functions. Call ix86_add_queued_cfa_restore_notes when
10488 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10489 force output of the label even for dwarf2out_do_cfi_asm.
10490 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10491 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10492 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10494 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10495 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10496 dwarf2out_cfi_label callers.
10497 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10498 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10499 Adjust dwarf2out_cfi_label callers.
10500 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10502 * config/i386/i386.h (struct machine_cfa_state,
10503 struct machine_function): Guard with ifndef USED_FOR_TARGET
10504 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10507 * emutls.c (__emutls_get_address): Change arr->size to mean number
10508 of allocated arr->data entries instead of # of slots + 1.
10510 PR middle-end/40316
10511 * recog.c (peep2_reinit_state): New function.
10512 (peephole2_init_state): Use it at the end of a basic block and also
10513 when seeing a RTX_FRAME_RELATED_P insn.
10515 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10517 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10518 fixuns_truncrfdi2): New.
10519 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10520 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10521 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10522 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10523 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10524 *recip_approx): Remove.
10525 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10526 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10527 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10529 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10532 2009-06-01 Ian Lance Taylor <iant@google.com>
10534 * attribs.c (register_attribute): Use CONST_CAST.
10535 * collect2.c (main): Use CONST_CAST2.
10536 (scan_prog_file): Likewise.
10537 * gcc.c (process_command, main): Likewise.
10538 * toplev.c (toplev_main): Likewise.
10540 * c-typeck.c (handle_warn_cast_qual): New static function,
10541 partially broken out of build_c_cast.
10542 (build_c_cast): Call handle_warn_cast_qual.
10543 * doc/invoke.texi (Warning Options): Document new effect of
10546 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10548 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10549 (diagnostic_report_current_module): Print columns.
10550 * common.opt (flag_show_column): Enable by default.
10552 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10554 * alias.c (find_base_term): Check for NULL term before returning.
10556 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10558 Revert due to PR40320:
10559 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10560 * calls.c (emit_library_call_value_1): Don't force_operand for move
10563 2009-06-01 Olivier Hainque <hainque@adacore.com>
10564 Eric Botcazou <ebotcazou@adacore.com>
10566 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10567 to be processed as a bitfield for constructor output purposes.
10568 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10570 * varasm.c (oc_local_state): New type, output_constructor
10571 local state to support communication with helpers.
10572 (oc_outer_state): New type, output_constructor outer state of
10573 relevance in recursive calls.
10574 (output_constructor_array_range): New output_constructor helper,
10575 extracted code for an array range element.
10576 (output_constructor_regular_field): New output_constructor helper,
10577 extracted code for an element that is not a bitfield.
10578 (output_constructor_bitfield): New output_constructor helper,
10579 extracted code for a bitfield element. Accept an OUTER state
10580 argument for recursive processing. Recurse on record or array
10581 CONSTRUCTOR values, possibly past noop conversions.
10582 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10583 VALUE is a valid constant-valued expression for use in a static
10584 bit-field initializer.
10585 (output_constructor): Rework to use helpers. Accept and honor an
10586 OUTER state argument for recursive calls. Return total size. Be
10587 prepared for nested constructors initializing bitfields.
10588 (output_constant): Feed OUTER in calls to output_constructor.
10590 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10592 * calls.c (emit_library_call_value_1): Don't force_operand for move
10595 2009-06-01 Nick Clifton <nickc@redhat.com>
10597 * doc/invoke.texi (IA-64 Options): Fix typo.
10599 2009-06-01 Ira Rosen <irar@il.ibm.com>
10601 PR tree-optimization/39129
10602 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10604 (vect_do_peeling_for_loop_bound): Use
10605 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10606 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10607 (vect_loop_versioning): Likewise.
10608 (vect_create_cond_for_alias_checks): Fix indentation.
10609 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10611 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10612 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10613 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10614 "control flow in loop".
10615 (vect_estimate_min_profitable_iters): Use
10616 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10617 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10618 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10619 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10620 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10621 statement belongs to a group of strided accesses with the exact code
10623 (vectorizable_load): Likewise.
10624 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10625 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10627 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10629 * config/freebsd-stdint.h: New file.
10630 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10631 Add freebsd-stdint.h to tm_file.
10633 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10635 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10636 (thumb2_extendhidi2): Likewise.
10638 2009-05-31 Ian Lance Taylor <iant@google.com>
10640 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10642 2009-05-31 Ian Lance Taylor <iant@google.com>
10644 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10645 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10646 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10648 2009-05-31 Jason Merrill <jason@redhat.com>
10650 * tree-pretty-print.c (print_call_name): Take the callee, not the
10651 call itself. Make non-static. Use dump_function_name for functions.
10652 (dump_generic_node): Adjust.
10653 * diagnostic.h: Declare print_call_name.
10654 * gimple-pretty-print.c (dump_gimple_call): Use it.
10656 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10658 * config/sh/sh.md (ashldi3_std): New define_expand.
10661 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10664 * config/sh/sh.c: Include debug.h.
10665 (sh_expand_epilogue): Emit a blockage insn before the frame
10666 pointer adjustment also when dwarf2out_do_frame returns true.
10668 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10670 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10671 (thumb2_extendqidi2): New pattern.
10673 2009-05-31 Ira Rosen <irar@il.ibm.com>
10675 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10676 mark phis for renaming.
10677 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10678 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10679 Call mark_sym_for_renaming.
10680 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10681 * tree-vect-loop.c (vect_transform_loop): Remove
10682 vect_memsyms_to_rename initialization and a call to
10683 mark_set_for_renaming.
10685 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10687 PR middle-end/40304
10688 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10689 frame related even if !set_cfa && style < 0.
10691 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10693 * config/i386/mingw-tls.c: New file.
10694 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10695 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10696 defining _WIN32 but not __CYGWIN__.
10698 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10700 * configure.ac: Add MPC support.
10702 * config.in, configure: Regenerate.
10704 2009-05-29 Richard Henderson <rth@redhat.com>
10706 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10707 NOTE_INSN_BASIC_BLOCK.
10708 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10709 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10710 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10712 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10714 (add_cfi): Disable check redefining cfa away from drap.
10715 (lookup_cfa_1): Add remember argument; handle remember/restore.
10716 (lookup_cfa): Pass remember argument.
10717 (cfa_remember): New.
10718 (compute_barrier_args_size_1): Remove sibcall check.
10719 (dwarf2out_frame_debug_def_cfa): New.
10720 (dwarf2out_frame_debug_adjust_cfa): New.
10721 (dwarf2out_frame_debug_cfa_offset): New.
10722 (dwarf2out_frame_debug_cfa_register): New.
10723 (dwarf2out_frame_debug_cfa_restore): New.
10724 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10725 (dwarf2out_begin_epilogue): New.
10726 (dwarf2out_frame_debug_restore_state): New.
10727 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10728 DW_CFA_restore_state.
10729 (output_cfi_directive): Likewise.
10730 (convert_cfa_to_fb_loc_list): Likewise.
10731 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10732 * dwarf2out.h: Update.
10733 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10734 (copy_insn_1): Early out for null.
10735 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10736 and dwarf2out_frame_debug_restore_state.
10737 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10738 (prologue_insn_hash, epilogue_insn_hash): New.
10739 (free_after_compilation): Adjust freeing accordingly.
10740 (record_insns): Create hash table if needed; push insns into
10741 hash instead of array.
10742 (maybe_copy_epilogue_insn): New.
10743 (contains): Search hash table instead of array.
10744 (sibcall_epilogue_contains): Remove.
10745 (thread_prologue_and_epilogue_insns): Split eh_return insns
10746 and mark them as epilogues.
10747 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10748 scanning in terms of basic blocks.
10749 * insn-notes.def (CFA_RESTORE_STATE): New.
10750 * jump.c (returnjump_p_1): Accept EH_RETURN.
10751 (eh_returnjump_p_1, eh_returnjump_p): New.
10752 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10753 CFA_REGISTER, CFA_RESTORE): New.
10754 * rtl.def (EH_RETURN): New.
10755 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10757 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10758 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10760 * config/i386/i386.c (gen_push): Update cfa state.
10761 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10762 add a CFA_ADJUST_CFA note.
10763 (ix86_dwarf_handle_frame_unspec): Remove.
10764 (ix86_expand_prologue): Update cfa state.
10765 (ix86_emit_restore_reg_using_pop): New.
10766 (ix86_emit_restore_regs_using_pop): New.
10767 (ix86_emit_leave): New.
10768 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10769 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10770 * config/i386/i386.h (struct machine_cfa_state): New.
10771 (ix86_cfa_state): New.
10772 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10773 (eh_return_internal): Merge from eh_return_<mode>,
10774 use eh_return rtx, split w/ epilogue.
10776 2009-05-29 Ian Lance Taylor <iant@google.com>
10778 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10780 * calls.c (emit_library_call_value_1): Likewise.
10782 * c-typeck.c (c_build_va_arg): New function.
10783 * c-tree.h (c_build_va_arg): Declare.
10784 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10785 instead of build_va_arg.
10787 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10789 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10790 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10791 (ptr_difference_cost): Use affine combinations to compute it.
10792 (difference_cost): Likewise.
10793 (get_computation_cost_at): Compute more accurate cost for addresses
10794 if the ratio is a multiplier allowed in addresses.
10795 For non-addresses, consider that an additional offset or symbol is
10798 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10800 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10801 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10803 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10804 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10805 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10807 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10808 to 1 for TYPE_SSE{IADD1,CVT1}.
10809 (prefix_vex_imm8): Removed.
10810 (length_vex): Only pass 1 as second argument to
10811 ix86_attr_length_vex_default if prefix_extra is 0.
10812 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10813 (length): For prefix vex computation use length_immediate
10814 attribute instead of prefix_vex_imm8.
10815 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10816 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10817 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10818 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10819 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10820 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10821 a space in between the operands.
10822 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10823 if one operand is 0xff and the other one si, di, bp or sp.
10824 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10825 other one si, di, bp or sp.
10826 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10827 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10828 type and mode attributes.
10829 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10830 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10831 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10832 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10833 prefix_data16 attribute iff MODE_DF.
10834 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10835 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10836 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10837 constm128_operand in length_immediate computation.
10838 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10839 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10840 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10841 length_immediate attribute to 1.
10842 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10843 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10844 for certain alternatives.
10845 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10846 prefix_data16 attribute if MODE_V1DF.
10847 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10848 length_immediate to 1.
10849 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10850 length_address to 4, set mode attribute to MODE_DI.
10851 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10852 (fxam<mode>2_i387): Set length attribute to 4.
10853 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10854 *prefetch_3dnow_rex): Override length_address attribute.
10855 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10857 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10858 (constm128_operand): Removed.
10859 * config/i386/i386.c (memory_address_length): For
10860 disp && !index && !base in 64-bit mode account for SIB byte if
10861 print_operand_address can't optimize disp32 into disp32(%rip)
10862 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10863 for fs: or gs: segment.
10864 (ix86_attr_length_immediate_default): When checking if shortform
10865 is possible, truncate immediate to the length of the non-shortened
10867 (ix86_attr_length_address_default): Ignore MEM_P operands
10869 (ix86_attr_length_vex_default): Only check for DImode on
10870 GENERAL_REG_P operands.
10871 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10872 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10873 (sse_cvttps2pi): Clear prefix_rep attribute.
10874 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10876 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10877 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10878 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10879 iff operand 2 is const_int_operand.
10880 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10881 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10882 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10884 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10886 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10887 prefix_data16 attribute for movlpd and movhpd instructions.
10888 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10889 length_immediate for shufpd instruction.
10890 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10891 (avx_cmpp<avxmodesuffixf2c><mode>3,
10892 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10893 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10894 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10895 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10896 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10897 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10898 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10899 prefix_data16 attribute for the first alternative to 1.
10900 (*avx_loadlps): Override length_immediate for the first alternative.
10901 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10902 attributes for second alternative.
10903 (*vec_concatv2sf_sse4_1): Override length_immediate and
10904 prefix_data16 attributes for second alternative.
10905 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10906 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10907 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10908 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10909 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10910 prefix_data16 and length_immediate to 1.
10911 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10913 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10914 prefix_extra attribute for variants that don't have 0f prefix alone.
10915 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10916 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10917 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10918 *sse4_1_pextrd): Set length_immediate to 1.
10919 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10920 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10922 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10923 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10924 length_immediate to 1 for second alternative.
10925 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10926 prefix_extra and length_immediate attributes for the first
10928 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10930 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10931 to 1 for the first and third alternative.
10932 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10934 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10936 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10938 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10939 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10940 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10941 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10942 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10943 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10944 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10945 ssse3_psign<mode>3): Override prefix_rex attribute.
10946 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10947 (ssse3_palignrti): Override length_immediate to 1.
10948 (ssse3_palignrdi): Override length_immediate to 1, override
10949 prefix_rex attribute.
10950 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10951 (sse4a_extrqi): Override length_immediate to 2.
10952 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10953 (sse4a_insertq): Override prefix_data16 to 0.
10954 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10955 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10956 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10957 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10958 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10959 and length_immediate to 1.
10960 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10961 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10962 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10963 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10964 and length_immediate to 1.
10965 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10966 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10967 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10968 avx_ptest256): Override prefix_extra to 1.
10969 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10970 Override prefix_data16 and length_immediate to 1.
10971 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10972 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10973 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10974 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10975 prefix_data16 to 0 and prefix_extra to 2.
10976 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10977 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10979 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10980 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10981 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10982 and prefix_extra to 2.
10983 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10984 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10985 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10986 avx_vpermilvar<mode>3,
10987 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10988 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10989 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10990 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10991 Override prefix_extra to 1.
10992 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10993 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10994 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10995 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10996 prefix_extra and length_immediate to 1.
10997 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10999 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11000 to 1 for the first alternative.
11001 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11002 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11004 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11005 *movv2sf_internal_avx, *movv2sf_internal): Override
11006 prefix_rep attribute for certain alternatives.
11007 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11008 attributes for certain alternatives.
11009 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11010 attributes for certain alternatives.
11011 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11012 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11013 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11014 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11015 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11016 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11017 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11018 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11019 length_immediate to 1 if operand 2 is const_int_operand.
11020 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11021 *vec_extractv2si_1): Set length_immediate attribute to 1.
11022 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11023 using old 3DNOW insn rather than SSE/3DNOW_A.
11024 (mmx_emms, mmx_femms): Clear modrm attribute.
11026 2009-05-29 Martin Jambor <mjambor@suse.cz>
11028 * tree-sra.c: New implementation of SRA.
11030 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11031 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11032 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11033 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11034 (SRA_MAX_STRUCTURE_COUNT): Removed.
11035 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11036 * doc/invoke.texi (sra-max-structure-size): Removed.
11037 (sra-field-structure-ratio): Removed.
11039 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11041 PR middle-end/40291
11042 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11045 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11047 PR rtl-optimization/40101
11048 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11049 seqno. Adjust comment.
11050 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11051 inserting bookkeeping before a jump, the jump is not scheduled.
11052 When no positive seqno found, provide a value. Add comment.
11054 2009-05-29 Richard Guenther <rguenther@suse.de>
11056 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11057 short-cutting on the first component.
11059 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11061 PR middle-end/39958
11062 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11063 for trees other than decls/types.
11065 2009-05-29 Richard Guenther <rguenther@suse.de>
11067 * tree-ssa-operands.c (get_expr_operands): Do not handle
11068 INDIRECT_REFs in the handled-component case. Remove
11069 unused get_ref_base_and_extent case.
11070 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11071 tree_low_cst and host_integerp where possible.
11072 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11073 codes for equivalence.
11074 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11076 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11078 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11079 to tmake_file for i[34567]86-*-cygwin*.
11081 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11084 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11085 (altivec_categorize_keyword, init_vector_keywords,
11086 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11089 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11091 * tree.c (handle_dll_attribute): Check if node is
11092 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11094 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11096 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11098 (thumb2_zero_extendqidi2): Likewise.
11100 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11102 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11103 instead of gen_movrt.
11104 * config/sh/sh.md (movrt): Remove.
11106 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11108 * doc/invoke.texi (IA-64 Options):
11109 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11110 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11111 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11112 -msched-prefer-non-control-spec-insns,
11113 -msched-stop-bits-after-every-cycle,
11114 -msched-count-spec-in-critical-path,
11115 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11116 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11117 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11118 and -msched-spec-verbose.
11120 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11122 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11123 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11125 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11127 2009-05-28 Richard Guenther <rguenther@suse.de>
11129 * tree-ssa-alias.c (ao_ref_init): New function.
11130 (ao_ref_base): Likewise.
11131 (ao_ref_base_alias_set): Likewise.
11132 (ao_ref_alias_set): Likewise.
11133 (refs_may_alias_p_1): Change signature.
11134 (refs_may_alias_p): Adjust.
11135 (refs_anti_dependent_p): Likewise.
11136 (refs_output_dependent_p): Likewise.
11137 (call_may_clobber_ref_p_1): Change signature.
11138 (call_may_clobber_ref_p): Adjust.
11139 (stmt_may_clobber_ref_p_1): New function split out from ...
11140 (stmt_may_clobber_ref_p): ... here.
11141 (maybe_skip_until): Adjust signature.
11142 (get_continuation_for_phi): Likewise.
11143 (walk_non_aliased_vuses): Likewise.
11144 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
11145 (ao_ref_init): Declare.
11146 (ao_ref_base): Likewise.
11147 (ao_ref_alias_set): Likewise.
11148 (stmt_may_clobber_ref_p_1): Likewise.
11149 (walk_non_aliased_vuses): Adjust.
11150 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
11151 (get_ref_from_reference_ops): remove.
11152 (vn_reference_lookup_2): Adjust signature.
11153 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
11154 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
11155 (vn_reference_lookup): Adjust.
11156 (vn_reference_insert): Likewise.
11157 (vn_reference_insert_pieces): Adjust signature.
11158 (visit_reference_op_call): Adjust.
11159 * tree-ssa-pre.c (get_expr_type): Simplify.
11160 (phi_translate_1): Adjust.
11161 (compute_avail): Likewise.
11162 (translate_vuse_through_block): Do not re-build trees.
11163 (value_dies_in_block_x): Likewise.
11164 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11166 (vn_reference_lookup_pieces): Adjust declaration.
11167 (vn_reference_insert_pieces): Likewise.
11169 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11171 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11172 with checking disabled.
11174 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11178 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11179 macro definition for support of three-operand format aligned
11180 .comm directive in assembler on cygwin/pe/mingw target OS.
11181 * configure: Regenerate.
11182 * config.h: Regenerate.
11184 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11185 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11186 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11188 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11189 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11191 2009-05-28 Ira Rosen <irar@il.ibm.com>
11193 PR tree-optimization/40254
11194 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11195 in analysis of basic blocks.
11197 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11199 PR middle-end/33699
11200 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11201 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11202 (TARGET_INITIALIZER): Use it.
11203 * cse.c (CHEAPER): Move it up to the other macros.
11204 (insert): Rename this ...
11205 (insert_with_costs): ... to this. Add cost parameters. Update
11207 (insert): New function. Call insert_with_costs.
11208 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11209 find_reg_offset_for_const, try_const_anchors): New functions.
11210 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11211 when using a const-anchor. Call insert_const_anchors.
11212 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11213 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11215 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11217 * tree-inline.c (remap_decls): Enable nonlocalized variables
11218 when not optimizing.
11220 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11222 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11223 Simplify other tests involving optimize.
11225 2009-05-27 Tom Tromey <tromey@redhat.com>
11227 * unwind-dw2.c (_Unwind_DebugHook): New function.
11228 (uw_install_context): Call _Unwind_DebugHook.
11230 2009-05-27 Tom Tromey <tromey@redhat.com>
11232 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11234 2009-05-27 Ian Lance Taylor <iant@google.com>
11236 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11237 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11238 (ALL_LINKERFLAGS): Define.
11239 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11240 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11241 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11242 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11243 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11244 $(LINKER_FOR_BUILD).
11245 (build/gcov-iov$(build_exeext)): Likewise.
11247 2009-05-27 Julian Brown <julian@codesourcery.com>
11249 * gcse.c (target.h): Include.
11250 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11251 copy of argument to a pseudo register.
11253 2009-05-27 Diego Novillo <dnovillo@google.com>
11255 * tree-ssa-live.c (dump_scope_block): Document arguments.
11256 (dump_scope_blocks): Document.
11257 (debug_scope_blocks): New.
11258 * tree-flow.h (debug_scope_blocks): Declare.
11260 2009-05-21 Denis Chertykov <denisc@overta.ru>
11262 * doc/contrib.texi (Contributors): Add myself to the list.
11264 2009-05-27 Olivier Hainque <hainque@adacore.com>
11266 * expr.c (target_align): New function. Alignment the TARGET of an
11267 assignment may be assume to have.
11268 (highest_pow2_factor_for_target): Use it instead of relying on
11269 immediate tree attributes of TARGET, not necessarily honored when
11270 intermediate bitfields are involved.
11272 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11275 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11276 AVX, SSE4, AES, PCLMUL and POPCNT.
11278 2009-05-27 Diego Novillo <dnovillo@google.com>
11280 * tree-pretty-print.c (dump_location): New.
11281 (dump_generic_node): Call it.
11282 Factor code to handle BLOCK nodes ...
11283 (dump_block_node): ... here.
11285 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11287 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11289 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11291 * gcc-plugin.h: Include config.h and system.h.
11292 (IN_GCC): Define if not defined.
11294 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11296 PR middle-end/40249
11297 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11300 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11302 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11304 * config/m32r/m32r.h: Ditto.
11305 * config/m32r/m32r.md: Ditto.
11306 * config/m32r/predicates.md: Ditto.
11308 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11310 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11312 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11315 (Loading plugins): typo.
11316 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11317 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11318 (Interacting with the GCC Garbage Collector): Added new section.
11319 (Giving information about a plugin): Added new section for
11321 * ggc.h (ggc_register_root_tab): Added declaration.
11322 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11323 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11324 (register_callback): Improved comment in declaration.
11325 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11326 (extra_root_vec) Added static variable for dynamic roots registration.
11327 (ggc_register_root_tab) Added new routine.
11328 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11329 PLUGIN_GGC_MARKING event.
11330 * ggc-zone.c: Include plugin.h.
11331 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11332 * ggc-page.c: Include plugin.h.
11333 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11334 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11335 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11336 (register_callback): check lack of callbacks for
11337 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11338 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11339 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11340 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11341 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11342 dependency on plugin.h.
11343 (plugin.o): Added dependency on ggc.h...
11345 2009-05-26 Richard Guenther <rguenther@suse.de>
11347 PR middle-end/40248
11349 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11350 with mismatched comparison modes.
11352 * expr.c (expand_expr_real_1): Expand the operand of a
11353 VIEW_CONVERT_EXPR in its natural mode.
11355 2009-05-26 Ian Lance Taylor <iant@google.com>
11357 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11358 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11359 (ALL_COMPILERFLAGS): Define.
11360 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11361 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11362 (collect2$(exeext), collect2.o): Likewise.
11363 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11364 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11365 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11366 (libbackend.o, intl.o, cppdefault.o): Likewise.
11367 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11368 (build/%.o): Use $(COMPILER_FOR_BUILD).
11369 (build/gen%$(build_exeext)): Likewise.
11370 (build/gcov-iov$(build_exeext)): LIkewise.
11371 * config/t-darwin (darwin.o): Use $(COMPILER).
11372 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11373 * config/t-sol2 (sol2-c.o): Likewise.
11374 (sol2.o): Likewise.
11375 * config/t-vxworks (vxworks.o): Likewise.
11376 * config/x-darwin (host-darwin.o): Likewise.
11377 * config/x-hpux (host-hpux.o): Likewise.
11378 * config/x-linux (host-linux.o): Likewise.
11379 * config/x-solaris (host-solaris.o): Likewise.
11380 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11381 * config/arm/t-arm (arm-c.o): Likewise.
11382 * config/arm/t-pe (pe.o): Likewise.
11383 * config/arm/t-wince-pe (pe.o): Likewise.
11384 * config/i386/t-cygming (winnt.o): Likewise.
11385 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11386 * config/i386/t-cygwin (cygwin1.o): Likewise.
11387 (cygwin2.o): Likewise.
11388 * config/i386/t-i386 (i386-c.o): Likewise.
11389 * config/i386/t-interix (winnt.o): Likewise.
11390 * config/i386/t-netware (netware.o): Likewise.
11391 * config/i386/t-nwld (nwld.o): Likewise.
11392 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11393 * config/i386/x-i386 (driver-i386.o): Likewise.
11394 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11395 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11396 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11397 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11398 * config/mips/x-native (driver-native.o): Likewise.
11399 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11400 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11401 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11402 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11403 * config/score/t-score-elf (score7.o): Likewise.
11404 (score3.o): Likewise.
11405 * config/sh/t-sh (sh-c.o): Likewise.
11406 * config/sh/t-symbian (sh-c.o): Likewise.
11407 (symbian.o): Likewise.
11408 * config/spu/t-spu-elf (spu-c.o): Likewise.
11409 * config/v850/t-v850 (v850-c.o): Likewise.
11410 * config/v850/t-v850e (v850-c.o): Likewise.
11412 2009-05-26 Richard Guenther <rguenther@suse.de>
11414 PR tree-optimization/40122
11415 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11416 VECTOR_CSTs if possible.
11417 (fold_gimple_assign): Likewise.
11419 2009-05-26 Richard Guenther <rguenther@suse.de>
11421 PR middle-end/40252
11422 * fold-const.c (fold_binary): Use the correct types for building
11425 2009-05-26 Richard Guenther <rguenther@suse.de>
11427 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11428 redundant calls to merge_alias_info.
11429 (bump_vector_ptr): Likewise.
11430 * tree-ssa-copy.c (merge_alias_info): Remove.
11431 (replace_exp_1): Remove call to merge_alias_info.
11432 (propagate_tree_value): Likewise.
11433 (fini_copy_prop): Propagate points-to info.
11434 * tree-flow.h (merge_alias_info): Remove.
11436 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11438 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11440 2009-05-25 Jan Hubicka <jh@suse.cz>
11442 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11443 * cgraph.h (struct inline_summary): New filed self_wize,
11444 size_inlining_benefit, self_time and time_inlining_benefit.
11445 (struct cgraph_global_info): Replace insns by time ans size fields.
11446 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11447 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11448 (ipcp_update_callgraph): Do not touch function bodies.
11449 * ipa-inline.c: Include except.h
11450 (MAX_TIME): New constant.
11451 (overall_insns): Remove.
11452 (leaf_node_p): New.
11453 (overall_size, max_benefit): New static variables.
11454 (cgraph_estimate_time_after_inlining): New function.
11455 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11456 (cgraph_clone_inlined_nodes): Update size.
11457 (cgraph_mark_inline_edge): Update size.
11458 (cgraph_estimate_growth): Use size info.
11459 (cgraph_check_inline_limits): Check size.
11460 (cgraph_default_inline_p): Likewise.
11461 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11462 (cgraph_decide_recursive_inlining): Check size.
11463 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11465 (cgraph_decide_inlining): Likewise.
11466 (cgraph_decide_inlining_incrementally): Likewise; honor
11467 PARAM_EARLY_INLINING_INSNS.
11468 (likely_eliminated_by_inlining_p): New predicate.
11469 (estimate_function_body_sizes): New function.
11470 (compute_inline_parameters): Use it.
11471 * except.c (must_not_throw_labels): New function.
11472 * except.h (must_not_throw_labels): Declare.
11473 * tree-inline.c (init_inline_once): Kill inlining_weigths
11474 * tree-ssa-structalias.c: Avoid uninitialized warning.
11475 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11476 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11477 (PARAM_INLINE_CALL_COST): Remove.
11478 (PARAM_EARLY_INLINING_INSNS): New.
11480 2009-05-25 Richard Guenther <rguenther@suse.de>
11482 PR tree-optimization/36327
11483 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11484 callback for reference translation or lookup at the point of may-defs.
11485 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11486 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11487 for union COMPONENT_REFs.
11488 (vn_reference_lookup_3): New callback. Lookup from memset
11489 and CONSTRUCTOR assignment, translate through struct copies.
11490 (vn_reference_lookup_pieces): Make sure to not free the
11491 passed operands array. Adjust walk_non_aliased_vuses call.
11492 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11493 make sure we do not leak memory.
11495 2009-05-25 Richard Guenther <rguenther@suse.de>
11497 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11498 * tree-inline.c (expand_call_inline): Reset the escaped and
11499 callused solutions.
11500 * tree-ssa-structalias.c (pass_build_ealias): New.
11501 * tree-pass.h (pass_build_ealias): Declare.
11502 * passes.c (init_optimization_passes): Add PTA during
11503 early optimizations.
11504 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11505 and CALLUSED solutions.
11506 (dump_points_to_solution): New function, split out from ...
11507 (dump_points_to_info_for): ... here.
11508 * tree-parloops.c (parallelize_loops): Reset the escaped and
11509 callused solutions.
11511 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11514 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11515 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11517 2009-05-25 Ira Rosen <irar@il.ibm.com>
11519 PR tree-optimization/40238
11520 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11521 statements after basic block's labels.
11522 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11523 to free the allocated memory.
11525 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11527 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11528 return address with a USE.
11530 2009-05-24 Richard Guenther <rguenther@suse.de>
11532 PR middle-end/40233
11533 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11534 array type from the main variant of the inner type.
11536 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11538 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11539 definition to bool (from int) to un-break build.
11540 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11542 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11544 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11545 discard_stmt_changes): Delete.
11546 * tree-ssa-operands.c (scb_stack): Delete.
11547 (init_ssa_operands): Do not initialize it.
11548 (fini_ssa_operands): Do not free it.
11549 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11551 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11552 update_stmt, remove the others. Fix comments.
11553 * tree-dfa.c (optimize_stack_restore): Likewise.
11554 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11555 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11556 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11557 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11559 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11560 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11561 (dom_opt_finalize_block): Likewise, adjusting access to
11563 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11564 (stmts_to_rescan): Change item type to gimple.
11565 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11567 2009-05-24 Ira Rosen <irar@il.ibm.com>
11569 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11570 * tree-pass.h (pass_slp_vectorize): New pass.
11571 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11572 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11573 * tree-vectorizer.c (timevar.h): Include.
11574 (user_vect_verbosity_level): Declare.
11575 (vect_location): Fix comment.
11576 (vect_set_verbosity_level): Update user_vect_verbosity_level
11577 instead of vect_verbosity_level.
11578 (vect_set_dump_settings): Add an argument. Ignore user defined
11579 verbosity if dump flags require higher level of verbosity. Print to
11580 stderr only for loop vectorization.
11581 (vectorize_loops): Update call to vect_set_dump_settings.
11582 (execute_vect_slp): New function.
11583 (gate_vect_slp): Likewise.
11584 (struct gimple_opt_pass pass_slp_vectorize): New.
11585 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11586 access its members.
11587 (vec_info_for_bb): New function.
11588 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11589 (VECTORIZATION_ENABLED): New macro.
11590 (SLP_ENABLED, SLP_DISABLED): Likewise.
11591 (vect_is_simple_use): Add bb_vec_info argument.
11592 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11593 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11594 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11595 vect_schedule_slp, vect_analyze_slp): Likewise.
11596 (vect_analyze_stmt): Add slp_tree argument.
11597 (find_bb_location): Declare.
11598 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11599 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11600 (vect_analyze_loop_operations, vect_analyze_loop,
11601 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11602 vect_finalize_reduction, vectorizable_reduction,
11603 vectorizable_live_operation, vect_transform_loop): Likewise.
11604 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11605 skip evolution analysis if analyzing a basic block.
11606 (dr_analyze_indices): Likewise.
11607 (initialize_data_dependence_relation): Skip the test whether the
11608 object is invariant for basic blocks.
11609 (compute_all_dependences): Skip dependence analysis for data
11610 references in basic blocks.
11611 (find_data_references_in_stmt): Don't fail in case of invariant
11612 access in basic block.
11613 (find_data_references_in_bb): New function.
11614 (find_data_references_in_loop): Move code to
11615 find_data_references_in_bb and add a call to it.
11616 (compute_data_dependences_for_bb): New function.
11617 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11618 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11620 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11621 unknown dependence in basic block and fail in case of dependence in
11623 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11624 dependence instances from either loop or basic block vectorization
11626 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11627 before calling nested_in_vect_loop_p.
11628 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11629 dependence instances from either loop or basic block vectorization
11631 (vect_verify_datarefs_alignment): Likewise.
11632 (vect_enhance_data_refs_alignment): Adjust function calls.
11633 (vect_analyze_data_refs_alignment): Likewise.
11634 (vect_analyze_group_access): Fix printing. Skip different checks if
11635 DR_STEP is 0. Keep strided stores either in loop or basic block
11636 vectorization data structure. Fix indentation.
11637 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11639 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11640 dependence instances from either loop or basic block vectorization
11642 (vect_analyze_data_refs): Update comment. Call
11643 compute_data_dependences_for_bb to analyze basic blocks.
11644 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11645 case of loop vectorization. In case of basic block vectorization use
11646 data-ref itself as a base.
11647 (vect_create_data_ref_ptr): In case of basic block vectorization:
11648 don't advance the pointer, add new statements before the current
11649 statement. Adjust function calls.
11650 (vect_supportable_dr_alignment): Support only aligned accesses in
11651 basic block vectorization.
11652 * common.opt (ftree-slp-vectorize): New flag.
11653 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11654 (vect_pattern_recog_1): Likewise.
11655 * tree-vect-stmts.c (process_use): Likewise.
11656 (vect_init_vector): Add new statements in the beginning of the basic
11657 block in case of basic block SLP.
11658 (vect_get_vec_def_for_operand): Adjust function calls.
11659 (vect_finish_stmt_generation): Likewise.
11660 (vectorizable_call): Add assert that it is loop vectorization, adjust
11662 (vectorizable_conversion, vectorizable_assignment): Likewise.
11663 (vectorizable_operation): In case of basic block SLP, take
11664 vectorization factor from statement's type and skip the relevance
11665 check. Adjust function calls.
11666 (vectorizable_type_demotion): Add assert that it is loop
11667 vectorization, adjust function calls.
11668 (vectorizable_type_promotion): Likewise.
11669 (vectorizable_store): Check for outer loop only in case of loop
11670 vectorization. Adjust function calls. For basic blocks, skip the
11671 relevance check and don't advance pointers.
11672 (vectorizable_load): Likewise.
11673 (vectorizable_condition): Add assert that it is loop vectorization,
11674 adjust function calls.
11675 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11676 that it is not reduction, get vector type, call only supported
11677 functions, skip loop specific parts.
11678 (vect_transform_stmt): Check for outer loop only in case of loop
11680 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11681 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11682 for external definition.
11683 * passes.c (pass_slp_vectorize): New pass.
11684 * tree-vect-slp.c (find_bb_location): New function.
11685 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11686 check for patterns only in loops.
11687 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11688 case of multiple types in basic block SLP.
11689 (vect_mark_slp_stmts_relevant): New function.
11690 (vect_supported_load_permutation_p): Fix comment.
11691 (vect_analyze_slp_instance): Add argument. In case of basic block
11692 SLP, take vectorization factor from statement's type, check that
11693 unrolling factor is 1. Adjust function call. Save SLP instance in
11694 either loop or basic block vectorization structure. Return FALSE,
11696 (vect_analyze_slp): Add argument. Get strided stores groups from
11697 either loop or basic block vectorization structure. Return FALSE
11698 if basic block SLP failed.
11699 (new_bb_vec_info): New function.
11700 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11701 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11702 (vect_schedule_slp): Add argument. Get SLP instances from either
11703 loop or basic block vectorization structure. Set vectorization factor
11704 to be 1 for basic block SLP.
11705 (vect_slp_transform_bb): New function.
11706 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11708 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11710 * final.c (shorten_branches): Do not align labels for jump tables.
11711 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11713 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11715 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11716 Remove outdated reference to flow.c and fix nits.
11717 * doc/gccint.texi: Tweak RTL description.
11718 * doc/rtl.texi: Likewise.
11720 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11722 * config/avr/avr.c: Change my email address.
11723 * config/avr/avr.h: Likewise.
11724 * config/avr/avr.md: Likewise.
11725 * config/avr/avr-protos.h: Likewise.
11726 * config/avr/libgcc.S: Likewise.
11728 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11730 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11731 (spu_split_load, spu_split_store): Change return type to int.
11732 (spu_split_convert): Declare.
11733 * config/spu/predicates.md (spu_mem_operand): Remove.
11734 (spu_mov_operand): Update.
11735 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11736 * config/spu/spu.c (regno_aligned_for_load): Remove.
11737 (reg_aligned_for_addr, spu_expand_load): Define.
11738 (spu_expand_extv): Reimplement and handle MEM.
11739 (spu_expand_insv): Handle MEM.
11740 (spu_sched_reorder): Handle insn's with length 0.
11741 (spu_legitimate_address_p): Reimplement.
11742 (store_with_one_insn_p): Return TRUE for any mode with size
11743 larger than 16 bytes.
11744 (address_needs_split): Define.
11745 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11747 (spu_convert_move): Define.
11748 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11749 (spu_split_store): Change all MEM's to TImode.
11750 (spu_init_expanders): Preallocate registers that correspond to
11751 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11753 (spu_split_convert): Define.
11754 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11755 (_move<mode>, _movdi, _movti): Update predicate and condition.
11756 (load, store): Change to define_split.
11757 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11759 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11760 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11761 define_insn_and_split of lshr<mode>3.
11762 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11763 (<v>ashr<mode>3_imm): Define.
11764 (extv, extzv, insv): Allow MEM operands.
11765 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11766 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11767 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11768 (_spu_convert2): Change to define_insn_and_split and remove the
11769 corresponding define_peephole2.
11770 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11771 Change predicates to memory_operand.
11773 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11775 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11777 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11779 PR tree-optimization/40219
11780 * tree.c (iterative_hash_expr): Make sure the builtin function is
11781 a normal builtin function and not a front end or back end builtin
11782 before indexing into the built_in_decls array.
11784 2009-05-22 Richard Guenther <rguenther@suse.de>
11786 PR middle-end/38964
11787 * alias.c (write_dependence_p): Do not use TBAA for answering
11788 anti-dependence or output-dependence.
11789 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11790 (emit_pointer_definition): Remove.
11791 (emit_alias_warning): Likewise.
11792 (find_what_var_points_to): Remove TBAA pruning code.
11793 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11795 (compute_points_to_sets): Remove code computing the set of
11796 dereferenced pointers.
11797 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11798 oracle for querying anti and output dependencies.
11799 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11800 if TBAA may be applied.
11801 (refs_anti_dependent_p): New function.
11802 (refs_output_dependent_p): Likewise.
11803 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11804 (refs_output_dependent_p): Likewise.
11805 * doc/tree-ssa.texi (Memory model): New section.
11806 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11807 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11808 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11809 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11810 * expr.c (expand_expr_real_1): Likewise.
11811 * gimple-low.c (lower_stmt): Likewise.
11812 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11813 (dump_gimple_cdt): Remove.
11814 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11815 (gimple_size): Likewise.
11816 (walk_gimple_op): Likewise.
11817 (is_gimple_stmt): Likewise.
11818 (walk_stmt_load_store_addr_ops): Likewise.
11819 (gimple_build_cdt): Remove.
11820 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11821 * gimple.h (gimple_cdt_new_type): Remove.
11822 (gimple_cdt_new_type_ptr): Likewise.
11823 (gimple_cdt_set_new_type): Likewise.
11824 (gimple_cdt_location): Likewise.
11825 (gimple_cdt_location_ptr): Likewise.
11826 (gimple_cdt_set_location): Likewise.
11827 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11828 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11829 GIMPLE_CHANGE_DYNAMIC_TYPE.
11830 (verify_types_in_gimple_stmt): Likewise.
11831 * tree-inline.c (estimate_num_insns): Likewise.
11832 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11833 (copy_decl_to_var): Likewise.
11834 (copy_result_decl_to_var): Likewise.
11835 * tree-pretty-print.c (dump_generic_node): Do not handle
11836 CHANGE_DYNAMIC_TYPE_EXPR.
11837 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11838 * tree-ssa-operands.c (get_expr_operands): Likewise.
11839 * tree-ssa-structalias.c (struct variable_info): Remove
11840 no_tbaa_pruning member.
11841 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11842 (unify_nodes): Do not copy it.
11843 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11844 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11845 (set_uids_in_ptset): Do not check it.
11846 (find_what_var_points_to): Likewise.
11847 (compute_tbaa_pruning): Remove.
11848 (compute_points_to_sets): Do not call it.
11849 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11850 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11851 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11852 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11853 (DECL_NO_TBAA_P): Likewise.
11854 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11855 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11856 (expand_omp_atomic_pipeline): Do not set it.
11857 * print-tree.c (print_node): Do not dump it.
11858 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11861 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11864 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11867 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11869 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11872 2009-05-22 Ben Elliston <bje@au.ibm.com>
11874 * Makefile.in (bversion.h, s-bversion): New targets.
11875 (TOPLEV_H): Add bversion.h.
11876 * toplev.h: Include "bversion.h".
11877 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11878 the __format__ attribute only if compiling with the same version
11879 of GCC as the sources (the "build version").
11881 2009-05-22 Ben Elliston <bje@au.ibm.com>
11883 * c-format.c (handle_format_attribute): Fix comment typo.
11885 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11888 * config/ia64/ia64.opt (mfused-madd): New.
11889 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11890 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11891 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11892 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11893 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11894 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11895 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11896 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11897 instruction if !TARGET_FUSED_MADD.
11898 (fpma, fpms): Remove colon from name.
11900 2009-05-22 Richard Guenther <rguenther@suse.de>
11902 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11903 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11904 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11906 (create_expression_by_pieces): Only convert if necessary.
11907 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11908 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11910 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11912 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11913 regular pattern from a template and rename it ...
11914 (*extzv_truncsi_exts): ... to this.
11916 2009-05-21 Richard Guenther <rguenther@suse.de>
11918 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11919 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11920 (cgraph_default_inline_p): Likewise.
11921 (cgraph_decide_inlining_incrementally): Likewise.
11923 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11924 Uros Bizjak <ubizjak@gmail.com>
11926 * config/i386/cpuid.h (bit_MOVBE): New.
11928 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11930 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11931 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11932 (ix86_handle_option): Handle OPT_mmovbe.
11933 (ix86_target_string): Add -mmovbe.
11934 (pta_flags): Add PTA_MOVBE.
11935 (processor_alias_table): Add PTA_MOVBE to "atom".
11936 (override_options): Handle PTA_MOVBE.
11938 * config/i386/i386.h (TARGET_MOVBE): New.
11940 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11941 (*bswapsi_movbe): New.
11942 (*bswapdi_movbe): Likewise.
11943 (bswapdi2): Renamed to ...
11944 (*bswapdi_1): This.
11945 (bswapdi2): New expander.
11947 * config/i386/i386.opt (mmovbe): New.
11949 * doc/invoke.texi: Document -mmovbe.
11951 2009-05-21 Taras Glek <tglek@mozilla.com>
11953 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11954 * gcc-plugin.h (plugin_init): Updated signature.
11955 * gcc-plugin.h (plugin_name_args): Moved to this header.
11956 * doc/plugins.texi (plugin_init): Updated documention to reflect
11958 * doc/plugins.texi (plugin_name_args): Added to documention.
11960 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11962 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11963 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11965 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11967 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11968 JUMP_TABLE_DATA_P predicates where applicable.
11969 * config/i386/predicates.md: Ditto.
11970 * config/i386/sse.md: Ditto.
11972 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11974 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11975 operand2 -128 override length_immediate attribute to 1.
11976 * config/i386/predicates.md (constm128_operand): New predicate.
11978 * config/i386/i386.c (memory_address_length): Handle %r12
11979 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11981 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11982 mode look through optional ZERO_EXTEND and SUBREG.
11983 * config/i386/i386.md (R12_REG): New define_constant.
11984 (prefix_data16): For sse unit set also for MODE_TI insns.
11985 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11986 insns set if operand 1 is ext_QIreg_operand.
11987 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11988 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11990 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11991 mode from MODE_DI to MODE_SI.
11992 (movdi_1_rex64): Override modrm and length_immediate attributes
11993 only for movabs (TYPE_IMOV, alternative 2).
11994 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11995 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11996 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11997 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11998 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11999 prefix_rex attribute if DImode.
12000 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12001 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12002 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12003 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12004 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12005 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12006 Likewise. For TYPE_IMOV clear length_immediate attribute.
12007 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12008 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12009 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12010 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12011 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12012 or one operand TYPE_ISHIFT.
12013 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12014 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12015 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12016 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12017 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12018 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12019 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12020 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12021 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12022 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12023 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12024 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12025 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12026 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12027 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12028 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12029 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12030 set mode attribute, don't override length attribute.
12031 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12033 (return_internal_long): Set length attribute to 2 instead of 1.
12034 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12035 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12036 prefix_rex attribute.
12037 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12039 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12041 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12043 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12045 2009-05-20 Ian Lance Taylor <iant@google.com>
12047 * tree.c (build_tree_list_vec_stat): New function.
12048 (ctor_to_vec): New function.
12049 (build_nt_call_vec): New function.
12050 (build_call_array): Change args to be a const pointer.
12051 (build_call_vec): New function.
12052 * tree.h (build_nt_call_vec): Declare.
12053 (build_tree_list_vec_stat): Declare.
12054 (build_tree_list_vec): Define.
12055 (build_call_array): Update declaration.
12056 (build_call_vec): Declare.
12057 (ctor_to_vec): Declare.
12058 * c-common.c (tree_vector_cache): New static variable.
12059 (make_tree_vector): New function.
12060 (release_tree_vector): New function.
12061 (make_tree_vector_single): New function.
12062 (make_tree_vector_copy): New function.
12063 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12064 (make_tree_vector_single, make_tree_vector_copy): Declare.
12065 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12066 (c_parser_expr_list): Don't manage cache here, instead call
12068 (c_parser_release_expr_list): Remove static function.
12069 (c_parser_vec_to_tree_list): Remove static function.
12070 (c_parser_attributes): Call build_tree_list_vec instead of
12071 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12072 c_parser_release_expr_list.
12073 (c_parser_postfix_expression_after_primary): Likewise.
12074 (c_parser_objc_keywordexpr): Likewise.
12076 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12078 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12079 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12080 TARGET_CONVERT_TO_TYPE.
12081 * hooks.c (hook_tree_const_tree_null): Define.
12082 * hooks.h (hook_tree_const_tree_null): Declare.
12083 * target.h (struct gcc_target): Add invalid_parameter_type,
12084 invalid_return_type, promoted_type, and convert_to_type fields.
12085 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12086 (TARGET_INVALID_RETURN_TYPE): Define.
12087 (TARGET_PROMOTED_TYPE): Define.
12088 (TARGET_CONVERT_TO_TYPE): Define.
12089 (TARGET_INITIALIZER): Update for new fields.
12090 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12091 (grokparms): Check targetm.invalid_parameter_type.
12092 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12093 * c-convert.c (convert): Check targetm.convert_to_type.
12095 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12097 * config/mips/mips.md (*extenddi_truncate<mode>,
12098 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12100 (*extendhi_truncateqi): New define_insn_and_sptit.
12102 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12104 PR middle-end/40204
12105 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12106 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12108 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12110 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12111 the operand of VIEW_CONVERT_EXPR.
12113 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12115 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12116 extended family and model for Intel processors. Support Intel Atom.
12118 2009-05-20 Olivier Hainque <hainque@adacore.com>
12120 * gstab.h (stab_code_type): Define, to be used instead of the
12121 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12123 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12124 occurrences by stab_code_type.
12125 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12127 2009-05-20 Martin Jambor <mjambor@suse.cz>
12129 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12130 (sra_insert_before): Likewise.
12131 (sra_insert_after): Likewise.
12132 (sra_init_cache): Likewise.
12133 (sra_type_can_be_decomposed_p): Likewise.
12134 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12135 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12136 (sra_insert_before): Likewise.
12137 (sra_insert_after): Likewise.
12138 (sra_init_cache): Likewise.
12139 (insert_edge_copies_seq): Made static and moved upwards.
12141 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
12144 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
12146 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
12147 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
12150 2009-05-20 Richard Guenther <rguenther@suse.de>
12152 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12153 with mismatched comparison modes.
12155 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12157 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
12158 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
12159 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
12160 with shifts for Thumb2.
12161 (orsi_notsi): New for orn.
12162 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
12163 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12164 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12165 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12166 Don't invert remainder for IOR.
12168 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12170 PR tree-optimization/40087
12171 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12172 number_of_iterations_ne): Rename never_infinite argument.
12173 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12174 number_of_iterations_le): Handle pointer-type ivs when
12175 exit_must_be_taken is false.
12176 (number_of_iterations_cond): Do not always assume that
12177 exit_must_be_taken if the control variable is a pointer.
12179 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12181 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12182 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12184 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12186 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12187 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12189 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12192 * c.opt (Wlogical-op): Disabled by default.
12193 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12195 * doc/invoke.texi (Wlogical-op): Likewise.
12197 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12199 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12201 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12202 Propagate the type of the first operand.
12203 <ASSERT_EXPR>: Simplify.
12204 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12205 Rewrite using the RHS code as discriminant.
12206 <NOP_EXPR>: Turn into CASE_CONVERT.
12207 <PLUS_EXPR>: Propagate the type of the first operand.
12209 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12211 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12212 (ia64_dconst_0_375): New.
12213 * config/ia64/ia64.c (ia64_override_options): Remove
12214 -minline-sqrt-min-latency warning.
12215 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12216 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12217 * config/ia64/ia64.md (*sqrt_approx): Remove.
12218 (sqrtsf2): Remove #if 0.
12219 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12220 (sqrtdf): Remove assert.
12221 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12222 (sqrtxf2): Remove #if 0.
12223 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12224 * div.md (sqrt_approx_rf): New.
12225 (sqrtsf2_internal_thr): New implementation.
12226 (sqrtsf2_internal_lat): New.
12227 (sqrtdf2_internal_thr: New implementation.
12228 (sqrtxf2_internal): New implementation.
12230 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12231 Hans-Peter Nilsson <hp@axis.com>
12233 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12234 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12235 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12236 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12237 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12238 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12239 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12240 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12241 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12242 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12243 * c-common.c: ...from here.
12245 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12247 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12249 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12251 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12253 2009-05-19 Ben Elliston <bje@au.ibm.com>
12255 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12256 assignments with memcpy calls.
12257 (add_fdes): Likewise.
12258 (binary_search_unencoded_fdes): Likewise.
12259 (linear_search_fdes): Eliminate type puns.
12261 2009-05-19 Richard Guenther <rguenther@suse.de>
12263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12264 not falsely claim to have propagated into all uses.
12266 2009-05-19 Ben Elliston <bje@au.ibm.com>
12268 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12271 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12273 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12274 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12275 (TARGET_LEGITIMATE_ADDRESS_P): New.
12276 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12277 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12279 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12282 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12283 child of the containing namespace's DIE.
12285 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12287 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12288 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12289 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12292 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12295 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12296 gen_align with gen_pad.
12297 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12298 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12300 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12301 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12303 * config/i386/i386.md (align): Renamed to ...
12304 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12305 ASM_OUTPUT_MAX_SKIP_PAD.
12307 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12309 * config.gcc: Fix variable syntax.
12312 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12313 before calling exact_log2.
12314 (output_iorsi3): Likewise.
12315 (output_xorsi3): Likewise.
12317 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12319 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12320 for the none zero constant operand except for EQ and NE
12321 comprisons even when the first operand is R0.
12323 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12325 * config/s390/2064.md: Remove trailing whitespaces.
12326 * config/s390/2084.md: Likewise.
12327 * config/s390/constraints.md: Likewise.
12328 * config/s390/fixdfdi.h: Likewise.
12329 * config/s390/libgcc-glibc.ver: Likewise.
12330 * config/s390/s390-modes.def: Likewise.
12331 * config/s390/s390-protos.h: Likewise.
12332 * config/s390/s390.c: Likewise.
12333 * config/s390/s390.h: Likewise.
12334 * config/s390/s390.md: Likewise.
12335 * config/s390/tpf-unwind.h: Likewise.
12337 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12339 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12341 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12344 * configure.ac (m68k-*-*): Check if binutils support TLS.
12345 * configure: Regenerate.
12346 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12347 * config/m68k/constraints.md (Cu): New constraint.
12348 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12349 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12350 (movsi): Handle TLS symbols.
12351 (addsi3_5200): Handle XTLS symbols, indent.
12352 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12353 (m68k_tls_reference_p): Declare.
12354 (m68k_legitimize_address): Declare.
12355 (m68k_unwrap_symbol): Declare.
12356 * config/m68k/m68k.opt (mxtls): New option.
12357 * config/m68k/m68k.c (ggc.h): Include.
12358 (m68k_output_dwarf_dtprel): Implement hook.
12359 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12360 (m68k_expand_prologue): Load GOT pointer when function needs it.
12361 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12362 (m68k_legitimate_constant_address_p): Same.
12363 (m68k_decompose_address): Handle TLS references.
12364 (m68k_get_gp): New static function.
12365 (enum m68k_reloc): New contants.
12366 (TLS_RELOC_P): New macro.
12367 (m68k_wrap_symbol): New static function.
12368 (m68k_unwrap_symbol): New function.
12369 (m68k_final_prescan_insn_1): New static function.
12370 (m68k_final_prescan_insn): New function.
12371 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12373 (legitimize_pic_address): Handle TLS references..
12374 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12375 (m68k_libcall_value_in_a0_p)
12376 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12377 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12378 (m68k_legitimize_tls_address): Handle TLS references.
12379 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12381 (m68k_legitimize_address): Handle TLS symbols.
12382 (m68k_get_reloc_decoration): New static function.
12383 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12385 (m68k_output_dwarf_dtprel): Implement hook.
12386 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12387 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12388 m68k_call_* routines.
12389 (sched_attr_op_type): Handle TLS symbols.
12390 (gt-m68k.h): Include.
12391 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12392 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12394 2009-05-18 Martin Jambor <mjambor@suse.cz>
12396 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12397 (visit_store_addr_for_mod_analysis): New function.
12398 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12399 (determine_cst_member_ptr): Use gimple_assign_single_p.
12400 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12401 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12402 operands. Don't check number of operands of a NOP_EXPR.
12404 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12406 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12408 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12411 * c-common.c (warn_logical_operator): Don't warn if one of
12412 expression isn't always true or false.
12414 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12416 * config/i386/biarch32.h: New file.
12417 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12419 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12421 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12422 *zero_extend<mode>_truncqi): Merge these into ...
12423 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12424 Name the pattern following this as *zero_extendhi_truncqi.
12426 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12428 PR middle-end/39301
12429 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12430 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12431 (output_info): Make field HOST_WIDEST_INT.
12432 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12433 (dump_bitmat_statistics): Same.
12435 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12437 * config.gcc (use_gcc_stdint): Set to wrap.
12438 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12439 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12440 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12441 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12442 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12443 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12444 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12445 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12447 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12449 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12451 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12452 Move definitions earlier.
12453 (OPT_ARCH64, OPT_ARCH32): Define.
12454 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12457 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12460 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12463 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12465 * arm.md (movdi2): Copy non-reg values to DImode registers.
12467 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12470 * final.c (label_to_max_skip): New function.
12471 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12472 CODE_LABEL_NUMBER <= max_labelno.
12473 * output.h (label_to_max_skip): New prototype.
12474 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12475 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12476 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12477 Handle CODE_LABELs with >= 16 byte alignment or with
12478 max_skip == (1 << align) - 1.
12479 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12480 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12483 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12484 .p2align 3 if MAX_SKIP is smaller than 7.
12485 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12487 2009-05-15 Ian Lance Taylor <iant@google.com>
12489 * alias.c (struct alias_set_entry_d): Rename from struct
12490 alias_set_entry. Change all uses.
12491 * except.c (struct call_site_record_d): Rename from struct
12492 call_site_record. Change all uses.
12493 * except.h (struct eh_region_d): Rename from struct eh_region.
12495 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12497 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12498 ivtype_map_elt. Change all uses.
12499 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12501 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12502 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12504 (struct sese_d): Rename from struct sese. Change all uses.
12505 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12506 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12507 * optabs.h (struct optab_d): Rename from struct optab. Change all
12509 (struct convert_optab_d): Rename from struct convert_optab.
12511 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12512 ipa_opt_pass. Change all uses.
12513 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12516 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12517 defined as a typedef.
12518 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12521 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12524 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12526 (merge_ranges): Returns bool.
12527 * tree.h (make_range): .. to here.
12528 (build_range_check): Likewise.
12529 (merge_ranges): Likewise. Renamed from merge_ranges.
12530 * c-typeck.c (parser_build_binary_op): Update calls to
12531 warn_logical_operator.
12532 * c-common.c (warn_logical_operator): Add new warning.
12533 * c-common.h (warn_logical_operator): Update declaration.
12535 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12537 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12539 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12541 * doc/install.texi: Document MPC requirements, flags etc.
12543 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12544 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12545 Evaluate constant arguments.
12546 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12547 (fold_builtin_1): Likewise, also evaluate constant arguments.
12548 Remove superfluous break.
12549 (do_mpc_ckconv): New.
12550 * real.h: Include mpc.h.
12551 * toplev.c (print_version): Output MPC version info if available.
12553 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12555 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12557 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12559 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12562 2009-05-15 Jan Hubicka <jh@suse.cz>
12564 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12565 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12566 (try_inline): Fix return value.
12567 (cgraph_decide_inlining_incrementally): Honor new value.
12568 (cgraph_early_inlining): Handle indirect inlining.
12569 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12571 2009-05-15 Jan Hubicka <jh@suse.cz>
12573 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12574 * cgraphunit.c (cgraph_finalize_function): Set it.
12575 (cgraph_expand_function): Use it.
12577 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12579 * real.c (encode_ieee_half): Define.
12580 (decode_ieee_half): Define.
12581 (ieee_half_format): Define.
12582 (arm_half_format): Define.
12583 * real.h (ieee_half_format): Declare.
12584 (arm_half_format): Declare.
12586 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12588 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12589 swapped, and reversed optabs exist before trying to use them.
12591 2009-05-15 Paul Brook <paul@codesourcery.com>
12592 Sandra Loosemore <sandra@codesourcery.com>
12594 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12595 loads. Allow PRE_DEC.
12596 (output_move_neon): Handle PRE_DEC.
12597 (arm_print_operand): Add 'A' for neon structure loads.
12598 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12599 * config/arm/neon.md (neon_mov): Update comment.
12600 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12602 (Um): New constraint.
12604 2009-05-15 Jan Hubicka <jh@suse.cz>
12606 Revert the following patch until testsuite fallout is fixed:
12607 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12608 * cgraph.h (struct inline_summary): New filed self_wize,
12609 size_inlining_benefit, self_time and time_inlining_benefit.
12610 (struct cgraph_global_info): Replace insns by time ans size fields.
12611 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12612 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12613 (ipcp_update_callgraph): Do not touch function bodies.
12614 * ipa-inline.c: Include except.h
12615 (MAX_TIME): New constant.
12616 (overall_insns): Remove
12617 (overall_size, max_benefit): New static variables.
12618 (cgraph_estimate_time_after_inlining): New function.
12619 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12620 (cgraph_clone_inlined_nodes): Update size.
12621 (cgraph_mark_inline_edge): Update size.
12622 (cgraph_estimate_growth): Use size info.
12623 (cgraph_check_inline_limits): Check size.
12624 (cgraph_default_inline_p): Likewise.
12625 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12626 (cgraph_decide_recursive_inlining): Check size.
12627 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12629 (cgraph_decide_inlining): Likewise.
12630 (cgraph_decide_inlining_incrementally): Likewise; honor
12631 PARAM_EARLY_INLINING_INSNS.
12632 (likely_eliminated_by_inlining_p): New predicate.
12633 (estimate_function_body_sizes): New function.
12634 (compute_inline_parameters): Use it.
12635 * except.c (must_not_throw_labels): New function.
12636 * except.h (must_not_throw_labels): Declare.
12637 * tree-inline.c (init_inline_once): Kill inlining_weigths
12638 * tree-ssa-structalias.c: Avoid uninitialized warning.
12639 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12640 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12641 (PARAM_INLINE_CALL_COST): Remove.
12642 (PARAM_EARLY_INLINING_INSNS): New.
12644 2009-05-15 Richard Guenther <rguenther@suse.de>
12646 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12647 not TODO_update_ssa.
12649 2009-05-15 Richard Guenther <rguenther@suse.de>
12651 PR tree-optimization/39999
12652 * gimple.h (gimple_expr_type): Use the expression type looking
12653 through useless conversions.
12654 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12655 (vn_nary_op_insert_stmt): Likewise.
12656 (simplify_binary_expression): Likewise.
12658 2009-05-15 Richard Guenther <rguenther@suse.de>
12660 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12661 New options, enabled by default.
12662 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12664 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12665 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12666 * tree-ssa-structalias.c (gate_tree_pta): New function.
12667 (pass_build_alias): Use it.
12669 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12672 recurse on an invariant address if a conversion from a pointer
12673 type to a wider integer type is involved.
12675 2009-05-15 Jan Hubicka <jh@suse.cz>
12677 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12678 * cgraph.h (struct inline_summary): New filed self_wize,
12679 size_inlining_benefit, self_time and time_inlining_benefit.
12680 (struct cgraph_global_info): Replace insns by time ans size fields.
12681 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12682 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12683 (ipcp_update_callgraph): Do not touch function bodies.
12684 * ipa-inline.c: Include except.h
12685 (MAX_TIME): New constant.
12686 (overall_insns): Remove
12687 (overall_size, max_benefit): New static variables.
12688 (cgraph_estimate_time_after_inlining): New function.
12689 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12690 (cgraph_clone_inlined_nodes): Update size.
12691 (cgraph_mark_inline_edge): Update size.
12692 (cgraph_estimate_growth): Use size info.
12693 (cgraph_check_inline_limits): Check size.
12694 (cgraph_default_inline_p): Likewise.
12695 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12696 (cgraph_decide_recursive_inlining): Check size.
12697 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12699 (cgraph_decide_inlining): Likewise.
12700 (cgraph_decide_inlining_incrementally): Likewise; honor
12701 PARAM_EARLY_INLINING_INSNS.
12702 (likely_eliminated_by_inlining_p): New predicate.
12703 (estimate_function_body_sizes): New function.
12704 (compute_inline_parameters): Use it.
12705 * except.c (must_not_throw_labels): New function.
12706 * except.h (must_not_throw_labels): Declare.
12707 * tree-inline.c (init_inline_once): Kill inlining_weigths
12708 * tree-ssa-structalias.c: Avoid uninitialized warning.
12709 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12710 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12711 (PARAM_INLINE_CALL_COST): Remove.
12712 (PARAM_EARLY_INLINING_INSNS): New.
12713 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12714 (inline-call-cost): Remove.
12715 (early-inlining-insns): New.
12717 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12719 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12721 (print_int_cst_bounds_in_octal_p): Likewise.
12722 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12724 * dwarf2out.c (base_type_die): Likewise.
12725 (is_subrange_type): Delete.
12726 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12727 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12728 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12729 if the destination type is boolean.
12730 (build_range_check): Do not special-case subtypes.
12731 (fold_sign_changed_comparison): Likewise.
12732 (fold_unary): Likewise.
12733 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12734 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12735 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12736 * tree.c (subrange_type_for_debug_p): New predicate based on the
12737 former is_subrange_type.
12738 * tree.h (subrange_type_for_debug_p): Declare.
12739 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12740 (convert_affine_scev): Remove call to above function.
12741 (chrec_convert_aggressive): Likewise.
12742 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12743 false for conversions involving subtypes.
12744 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12745 (vrp_val_min): Likewise.
12746 (needs_overflow_infinity): Likewise.
12747 (extract_range_from_unary_expr): Likewise.
12749 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12751 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12752 * config/frv/frv.c: Likewise.
12753 * config/s390/s390.c: Likewise.
12754 * config/sparc/sparc.h: Likewise.
12755 * config/i386/i386.h: Likewise.
12756 * config/i386/i386.c: Likewise.
12757 * config/crx/crx.c: Likewise.
12758 * config/m68hc11/m68hc11.h: Likewise.
12759 * config/iq2000/iq2000.c: Likewise.
12760 * config/mn10300/mn10300.h: Likewise.
12761 * config/mn10300/mn10300.c: Likewise.
12762 * config/m68k/m68k.c: Likewise.
12763 * config/rs6000/rs6000.c: Likewise.
12764 * config/rs6000/xcoff.h: Likewise.
12765 * config/rs6000/linux64.h: Likewise.
12766 * config/rs6000/sysv4.h: Likewise.
12767 * config/score/score3.c: Likewise.
12768 * config/score/score7.c: Likewise.
12769 * config/score/score.c: Likewise.
12770 * config/arm/arm.md: Likewise.
12771 * config/mips/mips.c: Likewise.
12772 * config/mips/mips.md: Likewise.
12773 * config/bfin/bfin.h: Likewise.
12774 * config/pa/pa.c: Likewise.
12775 * config/pa/constraints.md: Likewise.
12777 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12778 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12779 * config/pdp11/pdp11.h: Use memory_address_p instead.
12781 2009-05-14 Ian Lance Taylor <iant@google.com>
12783 * passes.c (finish_optimization_passes): Change i to int.
12784 * plugin.c (plugins_active_p): Change event to int.
12785 (dump_active_plugins): Likewise.
12786 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12788 * tree.c (tree_range_check_failed): Change c to unsigned int.
12789 (omp_clause_range_check_failed): Likewise.
12790 (build_common_builtin_nodes): Change mode to int. Add cast.
12791 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12792 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12794 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12795 ++ or -- with a variable of enum type.
12797 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12800 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12802 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12804 * store-motion.c: Do not include params.h
12805 * Makefile.in: Fix dependencies for various files.
12807 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12809 * auto-inc-dec.c: Fix pass description, remove apparent
12810 accidental duplication.
12812 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12814 PR middle-end/40147
12815 * ipa-utils.h (memory_identifier_string): Moved to ...
12816 * tree.h (memory_identifier_string): Here. Add GTY(()).
12818 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12820 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12821 in the former documentation of...
12822 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12823 * ira-conflicts.c (get_dup_num): Use address_operand.
12824 * targhooks.c (default_legitimate_address_p): New.
12825 * targhooks.h (default_legitimate_address_p): New.
12826 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12828 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12829 * target.h (struct target): Add legitimate_address_p.
12830 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12831 (TARGET_INITIALIZER): Include it.
12833 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12834 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12835 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12836 (TARGET_LEGITIMATE_ADDRESS_P): New.
12838 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12839 (REG_OK_STRICT_P): Delete.
12840 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12841 (frv_legitimate_address_p_1): ... this.
12842 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12843 (frv_legitimate_address_p_1): ... the renamed old
12844 frv_legitimate_address_p.
12845 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12846 (TARGET_LEGITIMATE_ADDRESS_P): New.
12848 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12849 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12850 * config/s390/s390.c (legitimate_address_p): Rename to...
12851 (s390_legitimate_address_p): ... this, make static.
12852 (legitimize_address): Adjust call.
12853 (TARGET_LEGITIMATE_ADDRESS_P): New.
12854 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12856 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12857 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12858 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12859 (TARGET_LEGITIMATE_ADDRESS_P): New.
12861 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12862 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12863 * config/spu/spu.c (spu_legitimate_address): Rename to...
12864 (spu_legitimate_address_p): ... this, make static.
12865 (TARGET_LEGITIMATE_ADDRESS_P): New.
12867 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12868 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12869 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12870 (sparc_legitimate_address_p): ... this, make static and return bool.
12871 (legitimize_address): Adjust call.
12872 (TARGET_LEGITIMATE_ADDRESS_P): New.
12874 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12875 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12876 * config/i386/i386.c (legitimate_address_p): Rename to...
12877 (ix86_legitimate_address_p): ... this, make static.
12878 (constant_address_p): Move after it, adjust call.
12879 (TARGET_LEGITIMATE_ADDRESS_P): New.
12881 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12882 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12883 * config/avr/avr.c (legitimate_address_p): Rename to...
12884 (avr_legitimate_address_p): ... this, make static.
12885 (legitimize_address): Adjust call.
12886 (TARGET_LEGITIMATE_ADDRESS_P): New.
12888 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12889 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12890 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12891 (TARGET_LEGITIMATE_ADDRESS_P): New.
12893 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12894 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12895 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12896 (TARGET_LEGITIMATE_ADDRESS_P): New.
12898 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12899 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12901 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12903 (TARGET_LEGITIMATE_ADDRESS_P): New.
12905 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12906 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12908 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12910 (m68hc11_legitimate_address_p): ... this, make static.
12911 (go_if_legitimate_address_internal): Rename to...
12912 (m68hc11_legitimate_address_p_1): ... this.
12913 (legitimize_address): Adjust call.
12914 (TARGET_LEGITIMATE_ADDRESS_P): New.
12916 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12917 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12918 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12919 (TARGET_LEGITIMATE_ADDRESS_P): New.
12921 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12922 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12923 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12924 (mn10300_legitimate_address_p): ... this, make static.
12925 (TARGET_LEGITIMATE_ADDRESS_P): New.
12927 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12928 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12929 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12930 (TARGET_LEGITIMATE_ADDRESS_P): New.
12932 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12933 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12934 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12935 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12936 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12937 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12938 (rs6000_legitimate_address_p): ... this, make static.
12939 (TARGET_LEGITIMATE_ADDRESS_P): New.
12940 (REG_MODE_OK_FOR_BASE_P): Delete.
12941 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12943 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12944 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12946 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12947 static, adjust types.
12948 (TARGET_LEGITIMATE_ADDRESS_P): New.
12950 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12951 * config/score/score.c (score_address_p): Rename to...
12952 (score_legitimate_address_p): ... this.
12953 (TARGET_LEGITIMATE_ADDRESS_P): New.
12954 * config/score/score3.c (score3_address_p): Rename to...
12955 (score3_legitimate_address_p): ... this.
12956 * config/score/score7.c (score7_address_p): Rename to...
12957 (score7_legitimate_address_p): ... this.
12959 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12960 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12961 GO_IF_LEGITIMATE_ADDRESS): Delete.
12962 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12963 thumb2_legitimate_address_p): Delete.
12964 (arm_legitimate_address_p): Rename to...
12965 (arm_legitimate_address_outer_p): ... this.
12966 * config/arm/constraints.md ("Uq"): Adjust call.
12967 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12968 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12970 (arm_legitimate_address_outer_p): ... this.
12971 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12973 (TARGET_LEGITIMATE_ADDRESS_P): New.
12975 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12976 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12977 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12978 (TARGET_LEGITIMATE_ADDRESS_P): New.
12980 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12981 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12982 * config/vax/vax.c (legitimate_address_p): Rename to...
12983 (vax_legitimate_address_p): ... this, make static.
12984 (TARGET_LEGITIMATE_ADDRESS_P): New.
12986 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12987 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12988 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12989 (TARGET_LEGITIMATE_ADDRESS_P): New.
12991 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12992 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12993 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12994 (mmix_legitimate_address_p): ... this, make static.
12995 (TARGET_LEGITIMATE_ADDRESS_P): New.
12997 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12998 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12999 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13000 (TARGET_LEGITIMATE_ADDRESS_P): New.
13002 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13004 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13005 of MODE_COMPLEX_INT.
13007 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13009 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13010 LCT_NORMAL in function call.
13011 * mips-tdump.c (print_file_desc): Add cast to enum type.
13012 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13013 (mark_stabs): Add casts to enum types.
13014 (parse_stabs_common): Add casts to enum types.
13016 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13018 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13019 Check for invalid values of LETTER.
13021 2009-05-13 Taras Glek <tglek@mozilla.com>
13023 * attribs.c (register_attribute): moved out attribute registration
13024 into register_attribute.
13025 * doc/plugins.texi: Documented register_attribute and
13027 * gcc-plugin.h: Added forward decl for register_attribute.
13028 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13029 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13030 PLUGIN_ATTRIBUTES boilerplate.
13032 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13034 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13035 values even in sentinel and empty entries.
13036 (ms_printf_flag_specs): Likewise.
13037 (ms_scanf_flag_specs): Likewise.
13038 (ms_strftime_flag_specs): Likewise.
13039 (ms_print_char_table): Likewise.
13040 (ms_scan_char_table): Likewise.
13041 (ms_time_char_table): Likewise.
13043 2009-05-13 Doug Kwan <dougkwan@google.com>
13045 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13047 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13049 * config/mips/mips.md (store): Add attributes for QI and HI.
13051 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13052 (truncdi<mode>2): ... this new pattern.
13054 2009-05-13 Brad Hards <bradh@kde.org>
13056 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13058 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13059 Ben Elliston <bje@au.ibm.com>
13061 PR middle-end/40035
13062 * dse.c (check_mem_read_rtx): Guard against width == -1.
13064 2009-05-13 Michael Matz <matz@suse.de>
13066 PR middle-end/39976
13067 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13068 (trivially_conflicts_p): New function.
13069 (insert_backedge_copies): Use it.
13071 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13073 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13074 (handle_stdc_pragma): Use new enum constant names.
13075 (handle_pragma_float_const_decimal64): Ditto.
13077 2009-05-13 Ian Lance Taylor <iant@google.com>
13079 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13082 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13084 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13085 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13087 * config/m68k/m68k.h (FL_UCLINUX): Define.
13089 2009-05-13 Jan Hubicka <jh@suse.cz>
13091 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13093 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13095 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13096 unless -fschedule-insns is specified.
13098 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13101 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13102 TARGET_EXPAND_CBRANCHDI4.
13103 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13104 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13105 (cmpeqdi): Fix comment.
13107 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13109 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13110 (sh_legitimate_address_p): Likewise.
13111 * config/sh/sh.c (sh_legitimate_index_p): New.
13112 (sh_legitimate_address_p): Likewise.
13113 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13114 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13115 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13116 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13117 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13118 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13119 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13120 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13121 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13123 2009-05-12 Jan Hubicka <jh@suse.cz>
13125 * tree-inline.c (estimate_operator_cost): Add operands;
13126 when division happens by constant, it is cheap.
13127 (estimate_num_insns): Loads and stores are not having cost of 0;
13128 EH magic stuff is cheap; when computing runtime cost of switch,
13129 use log2 base of amount of its cases; builtin_expect has cost of 0;
13130 compute cost for moving return value of call.
13131 (init_inline_once): Initialize time_based flags.
13132 * tree-inline.h (eni_weights_d): Add time_based flag.
13134 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13136 * df-core.c: Update head documentation.
13138 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13141 * rs6000.c (rs6000_generate_compare): Use op1b instead of
13142 shadowing exisiting variable op1.
13144 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
13147 * config/i386/driver-i386.c (processor_signatures): New enum.
13148 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
13149 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
13150 processor signature to detect geode processor.
13152 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13156 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13158 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13159 causes spurious differences between trunk and cond-optab branch.
13161 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13163 * dojump.c (compare_from_rtx): Delete.
13164 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13165 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13166 if the comparison does not satisfy the predicate; test predicates for
13167 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13168 further if one existing pattern fails.
13169 * expr.h (compare_from_rtx): Delete.
13170 (prepare_operand): Declare it.
13171 * optabs.c: Change "lib call" to "libcall" throughout.
13172 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13173 HAVE_conditional_trap, emit_cmp_insn): Delete.
13174 (can_compare_p): Delete cmp_optab case.
13175 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13176 Accept other parameters by value.
13177 (prepare_operand): Make non-static.
13178 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13179 other parameters by value. Try to widen operands here based on
13180 an optab_methods argument and looking at cbranch_optab.
13181 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13182 loop. Use cbranch_optab directly.
13183 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13184 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13186 (emit_conditional_move, emit_conditional_add): Inline what's needed
13187 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13188 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13189 with COMPARE. Move cmov_optab and cstore_optab above
13190 with cbranch_optab, move cmp_optab down with ucmp_optab,
13191 remove tst_otpab. Do not initialize trap_rtx.
13192 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13193 for trap code. Do not check HAVE_conditional_trap. Use
13194 prepare_cmp_insn. Accept no predicate for operand 3.
13195 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13196 (OTI_ctrap, ctrap_optab): New.
13197 (tst_optab): Delete.
13198 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13199 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13200 with lookup of ctrap_optab.
13201 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13203 (ctrap_optab): New.
13205 * combine.c (combine_simplify_rtx, simplify_set): Do not
13206 special case comparing against zero for cc0 machines.
13207 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13208 COMPARE on cc0 machines.
13209 (simplify_relational_operation): Return a new expression when
13210 a COMPARE could be removed.
13211 * final.c (final_scan_insn): Compare cc_status values
13212 against LHS of a (compare FOO (const_int 0)) cc0 source.
13213 Also check if cc_status.value is the full compare.
13215 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13216 (cstoreMM4): Document.
13217 (conditional_trap): Document ctrapMM4 instead.
13218 (sync_compare_and_swapMM): Refer to cbranchcc4.
13219 (Dependent Patterns): Eliminate obsolete information referring to
13220 the old jump optimization phase.
13221 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13222 of compares with 0 on cc0 machines.
13223 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13224 avoiding references to cc0. Remove text about storing operands
13226 * doc/tm.texi (Condition Codes): Include blurb on different
13227 condition code representations, separate into subsections for
13228 CC0, MODE_CC and conditional execution.
13230 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13231 alpha_emit_setcc): Accept operands and a machine mode.
13232 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13233 Get code/op0/op1 from operands, use machine mode argument
13234 instead of alpha_compare.fp_p. Emit the branch here.
13235 (alpha_emit_setcc): Likewise, and return boolean.
13236 (alpha_emit_conditional_move): Likewise. Assert that
13237 cmp_op_mode == cmp_mode, and simplify accordingly.
13238 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13239 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13240 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13242 (stack probe test): Use cbranchdi4.
13243 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13245 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13246 * config/arc/arc.h (movsicc, movsfcc): Use it.
13247 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13248 (cbranchsi4, cstoresi4): New.
13249 (cmpsi, bCC and sCC expanders): Remove.
13251 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13252 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13253 * config/arm/predicates.md (arm_comparison_operator): Only include
13254 floating-point operators if there is a hardware floating-point unit.
13255 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13256 deferring to cbranch_cc and cstore_cc respectively.
13257 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13258 cbranch_cc, cstore_cc): New.
13259 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13261 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13263 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13264 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13266 (adjust_insn_length): Adjust calls.
13267 (avr_reorg): Handle (compare (foo) (const_int 0)).
13268 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13269 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13270 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13271 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13273 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13274 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13276 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13277 (cbranchsi4, cstorebi4, cstoresi4): New.
13278 (movbisi): This insn is duplicate, split it to zero_extend.
13279 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13280 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13281 (bfin_optimize_loop): Use cbranch expander.
13282 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13283 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13284 (bfin_bimode_comparison_operator): ... this.
13285 (bfin_direct_comparison_operator): New.
13287 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13288 inside (compare FOO (const_int 0)).
13289 (cris_rtx_costs): Handle ZERO_EXTRACT.
13290 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13291 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13292 (*tstdi_v32): Delete.
13293 (*cmpdi_non_v32): Add M alternative for operand 1.
13294 (cmpsi, cmp<mode>): Make private.
13295 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13297 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13299 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13300 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13301 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13302 (cc_reg_operand): New.
13303 (any_cond): Delete.
13304 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13305 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13306 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13307 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13308 crx_expand_scond): Delete.
13310 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13312 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13313 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13315 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13316 cstoresi4, cstoresf4, cstoredf4): New.
13317 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13318 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13319 Receive the entire operands array.
13320 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13321 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13322 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13323 Get test/op0/op1 from the operands array.
13324 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13326 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13327 (h8300_expand_store): New.
13328 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13330 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13331 (h8300_expand_store): New.
13332 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13333 or do not try to produce (set (cc0) REG).
13334 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13335 change a compare into a move to a scratch register. Disable some
13336 peepholes when comparing with zero.
13337 (tstsi, tsthi, tstsi, cmpqi): Make private.
13339 (bCC, sCC): Delete.
13340 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13343 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13344 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13345 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13346 (ix86_emit_i387_log1p): Use cbranchxf2.
13347 (ix86_expand_setcc): Return void.
13348 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13349 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13350 cmp<MODEF>, cmpcc): Remove.
13351 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13352 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13353 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13354 (sCC and bCC expanders): Remove.
13355 (stack_protect_test): Use cbranchcc4.
13357 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13359 (ia64_expand_compare): Accept three rtx by reference and return void.
13360 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13361 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13362 from *expr. Update *expr with the BImode comparison to do.
13363 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13364 cmptf, bCC, sCC, conditional_trap): Delete.
13365 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13366 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13367 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13368 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13369 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13371 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13372 type of last argument.
13373 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13374 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13375 use machine mode argument instead of branch_type. Remove dead
13376 code for floating-point comparisons.
13377 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13378 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13380 (cbranchsi4, cstoresi4): New.
13381 * config/iq2000/predicates.md (reg_or_const_operand): New.
13383 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13384 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13385 (b<code>_op): Rewrite to...
13386 (bcc_op): ... this, using match_operator.
13387 (s<code>_op): Rewrite to...
13388 (scc_op): ... this, using match_operator.
13389 (s<code>_24_op): Rewrite to...
13390 (scc_op_24): ... this, using match_operator.
13391 (s<code>_<mode>): Rewrite to...
13392 (cstore<mode>4): ... this, using match_operator.
13393 (s<code>_<mode>_24): Rewrite to...
13394 (cstore<mode>4_24): ... this, using match_operator.
13395 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13396 m32c_unpend_compare, m32c_expand_scc): Delete.
13397 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13398 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13399 (m32c_expand_movcc): Change NE to EQ if necessary.
13400 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13402 * config/m32r/m32r-protos.h (gen_cond_store): New.
13403 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13404 (gen_cond_store): New, from sCC patterns.
13405 (m32r_expand_block_move): Use cbranchsi4.
13406 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13407 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13408 (cbranchsi4, cstoresi4): New.
13410 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13412 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13413 (m68hc11_notice_update_cc): Look into a compare with 0.
13414 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13416 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13417 cmphi, cmpqi, bCC): Delete.
13418 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13419 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13420 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13423 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13424 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13425 * config/m68k/constraints.md (H): New.
13426 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13427 the define_insn below.
13428 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13429 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13430 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13431 patterns): Wrap RHS with COMPARE.
13432 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13433 (*cmpdi_internal): Name this pattern.
13434 (cmpdi): Change to define_insn.
13435 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13436 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13437 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13439 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13440 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13441 (conditional_trap): Change to...
13442 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13443 (*conditional_trap): Use the ordered_comparison_operator and
13444 const1_operand predicates.
13445 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13446 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13447 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13448 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13450 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13451 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13452 (mcore_gen_compare): New.
13453 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13454 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13455 (mcore_gen_compare): ... this.
13456 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13457 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13458 (stack probe pattern): Use cbranchsi4.
13460 * config/mips/predicates.md (mips_cstore_operator): New.
13461 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13462 * config/mips/mips.md (any_cond): Delete.
13463 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13465 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13466 fixuns_truncsfdi2): Use cbranch patterns.
13467 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13468 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13469 Adjust call to mips_expand_conditional_branch.
13470 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13472 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13473 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13474 * config/mips/mips.c (cmp_operands): Delete.
13475 (mips_emit_compare): Get comparison operands from *op0/*op1.
13476 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13477 that it succeeds. Use op0/op1 instead of cmp_operands.
13478 (mips_expand_conditional_branch, mips_expand_conditional_move,
13479 mips_expand_conditional_trap): Likewise.
13480 (mips_block_move_loop): Use cbranch patterns.
13481 * config/mips/mips.h (cmp_operands): Delete.
13483 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13484 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13485 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13486 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13487 (*cmpcc_folded): Rename to...
13488 (*cmpdi_folded): this.
13489 (*cmpcc): Rename to...
13491 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13494 (cbranchdf4): New. Handle invalid comparisons here.
13495 * config/mmix/predicates.md (float_comparison_operator): New.
13497 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13498 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13499 * config/mn10300/mn10300.md (tst): Delete.
13500 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13501 Name these patterns and wrap RHS in a compare.
13502 (*cmpsi): Make this pattern private. Include tst.
13503 (*cmpsf): Make this pattern private.
13504 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13505 (compare with zero peepholes): Likewise.
13507 (cbranchsi4, cbranchsf4): New.
13508 (casesi): Use cbranchsi4.
13510 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13511 hppa_branch_type): Delete.
13512 (return_addr_rtx): Use cbranchsi4.
13513 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13514 Emit CCFPmode comparison here.
13515 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13516 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13517 hppa_branch_type): Delete.
13518 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13519 (movsicc, movdicc): Remove references to hppa_compare_op0,
13520 hppa_compare_op1 and compare_from_rtx.
13521 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13522 (casesi): Use cbranchsi4.
13524 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13525 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13526 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13527 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13528 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13530 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13531 (*branch, *branch_inverted): New.
13533 * config/picochip/picochip.md (cbranchhi4): Use
13534 ordered_comparison_operator.
13535 (cmphi, bCC): Remove.
13537 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13538 (trap_comparison_operator): Delete.
13539 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13540 rs6000_emit_cbranch): Accept mode and operands.
13541 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13542 rs6000_compare_fp_p): Delete.
13543 (rs6000_generate_compare): Accept mode and comparison. Extract code
13544 and op0/op1 from there. Replace references to rs6000_compare_op0
13545 and rs6000_compare_op1.
13546 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13547 extract result from passed operands.
13548 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13549 extract loc from passed operands.
13550 (rs6000_emit_cmove): Likewise.
13551 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13552 rs6000_compare_fp_p): Delete.
13553 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13554 (cbranch<GPR>4, cbranch<FP>4): New.
13555 (cstore<mode>4): New. Consolidate here all choices about when to use
13556 portable or specialized sCC sequences.
13557 (stack_protect_test): Use cbranchsi4.
13558 (conditional_trap): Replace with ctrap<GPR>4.
13559 (conditional trap insn): Replace trap_comparison_operator with
13560 ordered_comparison_operator.
13562 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13563 (s390_emit_prologue): Use ctrap.
13564 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13565 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13566 New predicates replacing...
13567 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13568 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13569 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13570 (add<mode>cc): Do not use s390_compare_op0/op1.
13571 (s<code>): Change to...
13572 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13573 (seq): Change to...
13574 (cstorecc4): ... this. Handle EQ or NE equally.
13575 (*sne): Un-privatize for use in cstorecc4.
13576 (b<code>): Change to...
13577 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13578 (conditional_trap): Replace with...
13579 (ctrap<GPR>4, ctrap<FP>4): ... these.
13580 (stack_protect): Use cbranchcc4.
13582 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13583 * config/score/score-protos.h (score_gen_cmp): Delete.
13584 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13585 (score_block_move-loop): Use cbranchsi4.
13586 * config/score/score.md (cbranchsi4): New.
13587 (cmpsi, bCC): Delete.
13588 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13589 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13590 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13591 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13592 * config/score/score3.h (score3_gen_cmp): Delete.
13593 * config/score/score7.h (score7_gen_cmp): Delete.
13595 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13596 (sh_emit_scc_to_t): ... this. Return void.
13597 (from_compare): Rename to...
13598 (sh_emit_compare_and_branch): ... this.
13599 (sh_emit_compare_and_set): New.
13600 (sh_expand_t_scc): Accept operands.
13601 * config/sh/predicates.md (sh_float_comparison_operator): New.
13602 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13603 (prepare_scc_operands): Rename to...
13604 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13606 (sh_emit_cheap_store_flag): New.
13607 (sh_emit_set_t_insn): New.
13608 (from_compare): Rename to...
13609 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13610 handling of TARGET_SH2E floating point to avoid recursive call.
13611 Generate branch here.
13612 (sh_emit_compare_and_set): New.
13613 (sh_expand_t_scc): Get op0/op1 from arguments.
13614 (sh_emit_cheap_store_flag): New.
13615 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13617 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13618 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13619 (movsicc, movdicc): Do nothing when it recreated operands from
13620 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13621 prepare_scc_operands (now sh_emit_scc_to_t).
13622 (udivdi3): Use cstoresi4.
13623 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13624 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13625 (cbranchint4_media, cbranchfp4_media): New.
13626 (casesi): Use cbranchdi4.
13627 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13629 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13630 (movnegt): Remove second operand.
13631 (cbranchsf4, cbranchdf4): New.
13632 (stack_protect): Use cbranchdi4/cbranchsi4.
13634 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13635 (gen_compare_reg): Accept comparison, extract part of it to...
13636 (gen_compare_reg_1): ... this.
13637 (gen_compare_operator): Delete.
13638 (gen_v9_scc): Accept separate destination, comparison code and arms.
13639 Do not use sparc_compare_op0/sparc_compare_op1.
13640 (emit_scc_insn, emit_conditional_branch_insn): New.
13641 (emit_v9_brxx): Make static. Remove useless assertion.
13642 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13644 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13645 * config/sparc/sparc-protos.h (gen_compare_reg,
13646 sparc_emit_float_lib_cmp): Adjust prototype.
13647 (emit_scc_insn, emit_conditional_branch_insn): New.
13648 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13649 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13650 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13651 iterators to the top.
13652 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13653 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13654 snedi_special_trunc): Delete.
13655 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13656 and snedi_special_trunc.
13657 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13658 cbranchdi4, cbranch<F:mode>4): New.
13659 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13660 here. Use gen_compare_reg instead of gen_compare_operator.
13661 (conditional_trap): Replace with...
13662 (ctrapsi4, ctrapdi4): ... this.
13663 (stack_protect_test): Use cbranchcc4.
13665 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13667 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13668 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13669 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13670 from operands[0] or operands[3] depending on is_set.
13671 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13672 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13673 cmpdf, bCC), sCC: Remove.
13674 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13675 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13677 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13678 spu_emit_branch_or_set.
13680 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13682 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13683 xstormy16_compare_op1): Delete.
13684 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13685 xstormy16_compare_op1): Delete.
13686 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13688 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13689 (cmphi, cmpsi, bCC): Remove.
13691 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13692 (*cmpsi): ... this one.
13693 (cbranchsi4, cstoresi4): New.
13694 (bCC expanders): Delete.
13695 (sCC insns): Fold into...
13696 (*setcc): ... this one.
13697 (casesi): Do not use gen_cmpsi and gen_bgtu.
13698 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13699 (movsicc): Simplify.
13700 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13702 * config/vax/vax-protos.h (cond_name): New.
13703 (vax_output_conditional_branch): Remove.
13704 * config/vax/vax.c (cond_name): New.
13705 (vax_output_conditional_branch): Remove.
13706 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13707 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13708 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13709 (bit<VAXint>): Wrap source with (compare).
13710 (b<code> and following unnamed pattern): Rename to *branch and
13711 *branch_reversed. Change macroization to match_operator.
13712 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13714 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13715 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13716 Change last argument to machine_mode.
13717 (xtensa_expand_scc): Add machine_mode argument.
13718 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13719 (gen_conditional_move, xtensa_expand_conditional_branch,
13720 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13721 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13722 Adjust operand numbers.
13723 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13725 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13726 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13727 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13729 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13731 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13732 causes spurious differences between trunk and cond-optab branch.
13734 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13737 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13739 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13741 * tree.c (iterative_hash_pointer): Delete.
13742 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13743 Hash UIDs and versions of SSA names. Don't special-case built-in
13744 function declarations.
13746 2009-05-11 Ian Lance Taylor <iant@google.com>
13749 * graphite.c: Force -Wc++-compat to only be a warning before
13750 #including "cloog/cloog.h".
13752 2009-05-11 Martin Jambor <mjambor@suse.cz>
13754 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13756 2009-05-11 Jan Hubicka <jh@suse.cz>
13758 * tree-ssa-loop-ivcanon.c: Include target.h
13759 (struct loop_size): new structure.
13760 (constant_after_peeling): New predicate.
13761 (tree_estimate_loop_size): New function.
13762 (estimated_unrolled_size): Rewrite for new estimates.
13763 (try_unroll_loop_completely): Use new estimates.
13764 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13766 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13768 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13769 libcpp interface change.
13770 (spu_macro_to_expand): Likewise.
13772 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13774 PR tree-optimization/40026
13775 * gimplify.c (gimplify_init_constructor): Change initial conditional
13776 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13777 optimize_compound_literals_in_ctor.
13779 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13781 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13783 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13785 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13787 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13788 HOST_WIDE_INT for gap.
13790 2009-05-11 Ira Rosen <irar@il.ibm.com>
13792 PR tree-optimization/40074
13793 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13794 account in group size and step comparison.
13796 2009-05-11 Richard Guenther <rguenther@suse.de>
13798 * passes.c (init_optimization_passes): Strip now incorrect comment.
13799 (execute_function_todo): Do not set PROP_alias.
13800 * tree-pass.h (PROP_alias): Remove.
13801 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13802 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13803 * tree-nrv.c (pass_return_slot): Likewise.
13804 * tree-object-size.c (pass_object_sizes): Likewise.
13805 * tree-ssa-dom.c (pass_dominator): Likewise.
13806 (pass_phi_only_cprop): Likewise.
13807 * tree-ssa-dse.c (pass_dse): Likewise.
13808 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13809 (pass_cselim): Likewise.
13810 * tree-ssa-pre.c (pass_pre): Likewise.
13811 (pass_fre): Likewise.
13812 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13813 * tree-ssa-sink.c (pass_sink_code): Likewise.
13814 * tree-stdarg.c (pass_stdarg): Likewise.
13815 * tree-tailcall.c (pass_tail_calls): Likewise.
13816 * tree-vrp.c (pass_vrp): Likewise.
13818 2009-05-10 Ian Lance Taylor <iant@google.com>
13820 * basic-block.h (enum profile_status): Break out of struct
13821 control_flow_graph.
13822 * cgraph.h (struct inline_summary): Break out of struct
13824 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13825 of struct cgraph_order_sort.
13826 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13827 * cse.c (struct branch_path): Break out of struct
13828 cse_basic_block_data.
13829 * except.h (enum eh_region_type): Break out of struct eh_region.
13830 * gcc.c (enum add_del): Break out of struct modify_target.
13831 * genrecog.c (enum decision_type): Break out of struct decision_test.
13832 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13834 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13835 * regmove.c (enum match_use): New enum, broken out of struct match.
13836 * sched-int.h (enum post_call_group): New enum, broken out of
13838 (struct deps_reg): Break out of struct deps.
13839 * target.h (struct asm_int_op): Break out of struct gcc_target.
13840 * tree-eh.c (struct goto_queue_node): Break out of struct
13842 * tree-inline.h (enum copy_body_cge_which): Break out of
13844 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13846 * c-decl.c (in_struct, struct_types): New static variables.
13847 (pushtag): Add loc parameter. Change all callers.
13848 (lookup_tag): Add ploc parameter. Change all callers.
13849 (check_compound_literal_type): New function.
13850 (parser_xref_tag): Add loc parameter. Change all callers. If
13851 -Wc++-compat, warn about struct/union/enum types defined within a
13853 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13854 and loc parameters. Change all callers. Change error calls to
13855 error_at, using loc. For a redefinition, if the location of the
13856 original definition is known, report it. Set in_struct and
13857 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13858 (finish_struct): Add new parameters enclosing_in_struct and
13859 enclosing_struct_types. Change all callers. Set
13860 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13861 in the struct. If in a struct, add this struct to struct_types.
13862 (start_enum): Add loc parameter. Change all callers. Use
13863 error_at for errors, using loc. For a redefinition, if the
13864 location of the original definition is known, report it. If in a
13865 struct, add this enum type to struct_types. If -Wc++-compat warn
13866 if in sizeof, typeof, or alignof.
13867 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13868 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13869 (c_parser_enum_specifier): Get enum location for start_enum.
13870 (c_parser_struct_or_union_specifier): Get struct location for
13871 start_struct. Save in_struct and struct_types status between
13872 start_struct and finish_struct.
13873 (c_parser_cast_expression): Get location of cast.
13874 (c_parser_alignof_expression): Get location of type.
13875 (c_parser_postfix_expression): Likewise.
13876 (c_parser_postfix_expression_after_paren_type): Add type_loc
13877 parameter. Change all callers. Call check_compound_literal_type.
13878 Use type_loc for error about variable size type.
13879 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13880 of an enum constant from an enum type defined in a struct or union.
13881 (c_cast_expr): Add loc parameter. Change all callers. If
13882 -Wc++-compat, warn about defining a type in a cast.
13883 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13884 (start_enum, start_struct, finish_struct): Update declarations.
13885 (parser_xref_tag, c_cast_expr): Update declarations.
13886 (check_compound_literal_type): Declare.
13888 2009-05-11 Ben Elliston <bje@au.ibm.com>
13890 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13891 for recent libcpp interface change.
13892 (rs6000_macro_to_expand): Likewise.
13894 2009-05-10 Michael Matz <matz@suse.de>
13897 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13898 not at entry of function.
13900 2009-05-10 Richard Guenther <rguenther@suse.de>
13902 PR tree-optimization/40081
13904 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13905 using the main variant of the element type. Do not fiddle with
13906 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13908 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13909 structs with volatile fields.
13911 2009-05-10 Jan Hubicka <jh@suse.cz>
13913 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13914 (estimate_move_cost): Assert that it does not get called for
13916 (estimate_num_insns): Skip VOID types in argument handling.
13917 (optimize_inline_calls): Delete unreachable blocks and verify that
13918 callgraph is valid.
13920 2009-05-10 Jan Hubicka <jh@suse.cz>
13922 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13923 * cgraph.c (cgraph_mark_address_taken_node): New function.
13924 (dump_cgraph_node): Dump new flag.
13925 * cgraph.h (struct cgraph_node): Add address_taken.
13926 (cgraph_mark_address_taken_node): New function.
13927 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13928 since new direct calls can be born.
13930 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13932 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13933 tok->val.node.node.
13935 2009-05-10 Jan Hubicka <jh@suse.cz>
13937 PR middle-end/40084
13938 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13940 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13941 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13942 * tree-inline.c (copy_bb): Set frequency correctly.
13943 (fold_marked_statements): Update call to
13944 cgraph_update_edges_for_call_stmt.
13946 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13948 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13949 identifiers in diagnostics.
13950 * config/arm/arm.c (arm_handle_fndecl_attribute,
13951 arm_handle_isr_attribute): Likewise.
13952 * config/avr/avr.c (avr_handle_progmem_attribute,
13953 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13954 * config/bfin/bfin.c (handle_int_attribute,
13955 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13956 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13957 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13959 * config/darwin.c (darwin_handle_kext_attribute,
13960 darwin_handle_weak_import_attribute): Likewise.
13961 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13962 h8300_handle_eightbit_data_attribute,
13963 h8300_handle_tiny_data_attribute): Likewise.
13964 * config/i386/i386.c (ix86_handle_cconv_attribute,
13965 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13966 * config/i386/winnt.c (ix86_handle_shared_attribute,
13967 ix86_handle_selectany_attribute): Likewise.
13968 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13969 * config/m32c/m32c.c (function_vector_handler): Likewise.
13970 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13971 m68hc11_handle_fntype_attribute): Likewise.
13972 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13973 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13974 * config/mips/mips.c (mips_insert_attributes,
13975 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13976 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13977 rs6000_handle_struct_attribute): Likewise.
13978 * config/sh/sh.c (sh_insert_attributes,
13979 sh_handle_resbank_handler_attribute,
13980 sh_handle_interrupt_handler_attribute,
13981 sh2a_handle_function_vector_handler_attribute,
13982 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13984 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13985 * config/spu/spu.c (spu_handle_fndecl_attribute,
13986 spu_handle_vector_attribute): Likewise.
13987 * config/stormy16/stormy16.c
13988 (xstormy16_handle_interrupt_attribute): Likewise.
13989 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13990 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13992 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13994 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13995 (pp_translate_identifiers): New.
13996 (pp_identifier): Only conditionally translate identifier to locale
13998 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13999 (pp_base_tree_identifier): Only conditionally translate identifier
14000 to locale character set.
14001 * c-pretty-print.c (M_): Define.
14002 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14003 fragments for conditional translation with M_.
14004 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14005 identifier translation.
14007 2009-05-10 Richard Guenther <rguenther@suse.de>
14009 PR tree-optimization/40081
14010 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14011 using the main variant of the element type. Do not fiddle with
14012 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14014 2009-05-09 Jan Hubicka <jh@suse.cz>
14016 PR middle-end/40080
14017 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14018 indirect calls; verify cgraph afterwards.
14020 2009-05-09 Jan Hubicka <jh@suse.cz>
14023 * ipa.c (update_inlined_to_pointer): New function.
14024 (cgraph_remove_unreachable_nodes): Use it.
14026 2009-05-09 Jan Hubicka <jh@suse.cz>
14028 * tree-eh.c (struct leh_state): Remove prev_try.
14029 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14030 not track prev_try.
14031 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14032 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14033 remove_eh_handler_and_replace, foreach_reachable_handler,
14034 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14035 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14036 (gen_eh_region_cleanup): Update prototype.
14038 2009-05-09 Jan Hubicka <jh@suse.cz>
14040 PR middle-end/40043
14041 * except.c (copy_eh_region): Always set prev_try.
14042 (redirect_eh_edge_to_label): Find outer try.
14043 (foreach_reachable_handler): When looking for prev try
14044 handle case where previous try is not going to be taken.
14046 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14048 PR tree-optimization/40049
14049 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14050 only vector/vector shifts, convert the type of the constant to the
14051 appropriate type to avoid building incorrect trees, which
14052 eventually have problems with garbage collection.
14054 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14056 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14057 -1 for complex floating-point types if honoring signed zeros.
14059 2009-05-08 Jan Hubicka <jh@suse.cz>
14061 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14062 argument; handle correctly when profile is absent.
14063 (build_cgraph_edges): Update.
14064 (rebuild_cgraph_edges): Update.
14065 * cgraph.c: Do not include varray.h.
14066 (cgraph_set_call_stmt_including_clones): New function.
14067 (cgraph_create_edge_including_clones): Likewise
14068 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14069 (cgraph_update_edges_for_call_stmt): Handle clones.
14070 (cgraph_remove_node): Handle clone tree.
14071 (cgraph_remove_node_and_inline_clones): New function.
14072 (dump_cgraph_node): Dump clone tree.
14073 (cgraph_clone_node): Handle clone tree.
14074 (clone_function_name): Bring here from tree-inline.c.
14075 (cgraph_create_virtual_clone): New function.
14076 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14077 (cgraph_clone_info): New function.
14078 (strut cgraph_node): Add clone_info and new clone tree pointers.
14079 (cgraph_remove_node_and_inline_clones,
14080 cgraph_set_call_stmt_including_clones,
14081 cgraph_create_edge_including_clones,
14082 cgraph_create_virtual_clone): Declare.
14083 (cgraph_function_versioning): Use VEC argument.
14084 (compute_call_stmt_bb_frequency): Update prototype.
14085 (cgraph_materialize_all_clones): New function.
14086 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14087 (ipcp_create_replace_map): Update to VECtors.
14088 (ipcp_update_callgraph): Use virtual clones.
14089 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14090 (ipcp_update_profiling): Do not update local profiling.
14091 (ipcp_insert_stage): Use VECtors and virtual clones.
14092 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14093 (clone_of_p): New function.
14094 (cgraph_preserve_function_body_p): Use clone tree.
14095 (cgraph_optimize): Materialize clones.
14096 (cgraph_function_versioning): Update for VECtors.
14097 (save_inline_function_body): Use clone tree.
14098 (cgraph_materialize_clone): New function.
14099 (cgraph_materialize_all_clones): Likewise.
14100 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14101 * ipa.c: Include gimple.h.
14102 (cgraph_remove_unreachable_nodes): Use clone tree.
14103 * ipa-prop.c (ipa_note_param_call): Update call to
14104 compute_call_stmt_bb_frequencycall.
14105 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14106 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14107 (copy_bb): Handle updating of clone tree; add new edge when new call
14109 (expand_call_inline): Be strict about every call having edge.
14110 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14111 (delete_unreachable_blocks_update_callgraph): New function.
14112 (tree_function_versioning): Use VECtors; always remove unreachable
14113 blocks and fold conditionals.
14114 * tree-inline.h: Do not include varray.h.
14115 (tree_function_versioning): Remove.
14116 * Makefile.in (GTFILES): Remove tree-inline.c
14117 * passes.c (do_per_function): Do only functions having body.
14118 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14121 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14122 Andrew Morrow <acm@google.com>
14125 * c-common.c (c_common_attribute_table): Permit deprecated
14126 attribute to take an optional argument.
14127 (handle_deprecated_attribute): If the optional argument to
14128 __attribute__((deprecated)) is not a string ignore the attribute
14129 and emit a warning.
14131 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14132 * c-typeck.c (build_component_ref): Likewise.
14133 (build_external_ref): Likewise.
14135 * toplev.c (warn_deprecated_use): Add an attribute argument.
14136 Emit the message associated with __attribute__((deprecated)).
14138 * toplev.h (warn_deprecated_use): Updated.
14140 * doc/extend.texi: Document new optional parameter to
14141 __attribute__((deprecated))
14143 2009-05-08 Michael Eager <eager@eagercon.com>
14145 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
14146 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
14148 2009-05-08 Richard Guenther <rguenther@suse.de>
14150 PR tree-optimization/40062
14151 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
14152 Avoid exponential behavior.
14154 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14156 PR rtl-optimization/33928
14158 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
14159 process_uses, build_single_def_use_links): New.
14160 (update_df): Update use_def_ref.
14161 (forward_propagate_into): Use get_def_for_use instead of use-def
14163 (fwprop_init): Call build_single_def_use_links and let it initialize
14165 (fwprop_done): Free use_def_ref.
14166 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14167 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14168 df_rd_simulate_one_insn): New.
14169 (df_rd_bb_local_compute_process_def): Update head comment.
14170 (df_chain_create_bb): Use the new RD simulation functions.
14171 * df.h (df_rd_simulate_artificial_defs_at_top,
14172 df_rd_simulate_one_insn): New.
14173 * opts.c (decode_options): Enable fwprop at -O1.
14174 * doc/invoke.texi (-fforward-propagate): Document this.
14176 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14179 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14180 and one complex operand specially.
14181 * tree-complex.c (some_nonzerop): Do not identify a real value as
14182 zero if flag_signed_zeros.
14184 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14186 PR rtl-optimization/33928
14187 * loop-invariant.c (record_use): Fix && vs. || mishap.
14189 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14191 PR rtl-optimization/33928
14192 * loop-invariant.c (struct use): Add addr_use_p.
14193 (struct def): Add n_addr_uses.
14194 (struct invariant): Add cheap_address.
14195 (create_new_invariant): Set cheap_address.
14196 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14197 (record_uses): Pass df_ref to record_use.
14198 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14201 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14203 * config/sh/sh.c: Do not include c-pragma.h.
14205 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14207 * config/spu/spu.c: Remove include of c-common.h.
14209 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14212 * c-common.h (mark_valid_location_for_stdc_pragma,
14213 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14214 clear_float_const_decimal64, float_const_decimal64_p): New.
14215 * c.opt (Wunsuffixed-float-constants): New.
14216 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14217 unsuffixed float constant, handle new warning.
14218 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14219 * c-decl.c (c_scope): New flag float_const_decimal64.
14220 (set_float_const_decimal64, clear_float_const_decimal64,
14221 float_const_decimal64_p): New.
14222 (push_scope): Set new flag.
14223 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14224 to use STDC pragmas.
14225 (c_parser_external_declaration): Ditto.
14226 (c_parser_compound_statement_nostart): Ditto.
14227 * c-pragma.c (valid_location_for_stdc_pragma,
14228 mark_valid_location_for_stdc_pragma,
14229 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14230 handle_pragma_float_const_decimal64): New.
14231 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14232 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14233 set_float_const_decimal64, clear_float_const_decimal64,
14234 float_const_decimal64_p): New dummy functions.
14235 * doc/extend.texi (Decimal Float): Remove statement that the
14236 pragma, and suffix for double constants, are not supported.
14237 * doc/invoke.texi (Warning Options): List new option.
14238 (-Wunsuffixed-float-constants): New.
14240 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14242 * config/i386/i386.c: Do not include c-common.h.
14244 2009-05-07 Mark Heffernan <meheff@google.com>
14246 * doc/invoke.texi (Debugging Options): Document change of debugging
14248 * opts.c (decode_options): Make dump_base_name relative to
14249 aux_base_name directory.
14251 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14253 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14254 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14256 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14258 * Makefile.in (install-plugin): Simplify a bit.
14260 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14262 * Makefile.in (OBJS-common): Add regcprop.o.
14264 * timevar.def (TV_CPROP_REGISTERS): New.
14265 * regrename.c (regrename_optimize): Return 0.
14266 (rest_of_handle_regrename): Delete.
14267 (pass_rename_registers): Point to regrename_optimize.
14268 (struct value_data_entry, struct value_data,
14269 kill_value_one_regno, kill_value_regno, kill_value,
14270 set_value_regno, init_value_data, kill_clobbered_value,
14271 kill_set_value, kill_autoinc_value, copy_value,
14272 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14273 replace_oldest_value_reg, replace_oldest_value_addr,
14274 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14275 debug_value_data, validate_value_data): Move...
14276 * regcprop.c: ... here.
14277 (rest_of_handle_cprop): Delete.
14278 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14280 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14282 PR middle-end/40057
14283 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14284 GEN_INT for 1 << bitnum.
14285 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14286 build_int_cst_type.
14288 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14290 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14291 Remove wrong description of "nand" operation.
14293 2009-05-06 Richard Guenther <rguenther@suse.de>
14294 Adam Nemet <anemet@caviumnetworks.com>
14296 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14297 comment. Add that if LHS is not a gimple register, then RHS1 has
14298 to be a single object (GIMPLE_SINGLE_RHS).
14300 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14302 * expr.c (get_def_for_expr): Move it up in the file.
14303 (store_field): When expanding a bit-field store, look at the
14304 defining gimple stmt for the masking conversion.
14306 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14308 PR middle-end/39986
14309 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14310 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14311 32-bit memcpy into long.
14313 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14315 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14316 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14318 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14319 instead of appending DW_OP_deref*.
14321 2009-05-06 Michael Matz <matz@suse.de>
14323 PR middle-end/40021
14324 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14325 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14327 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14329 * Makefile.in (install-plugin): Fix srcdir handling.
14331 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14333 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14334 when processing for not_regs_needed bitmap.
14335 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14336 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14337 handling it for rhs.
14339 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14341 * config/i386/i386.md (unnamed inc/dec peephole): Use
14342 optimize_insn_for_size_p instead of optimize_size.
14343 * config/i386/predicates.md (incdec_operand): Likewise.
14344 (aligned_operand): Likewise.
14345 * config/i386/sse.md (divv8sf3): Likewise.
14346 (sqrtv8sf2): Likewise.
14348 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14350 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14352 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14354 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14357 ssemodesuffixf2c with avxmodesuffixf2c.
14359 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14362 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14364 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14366 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14367 (struct tree_base): Adjust spacing for 8 bit boundaries.
14368 (struct tree_decl_common): Add decl_by_reference_flag bit.
14369 (DECL_BY_REFERENCE): Adjust.
14370 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14371 print DECL_BY_REFERENCE bit.
14372 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14373 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14374 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14375 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14378 PR middle-end/39666
14379 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14380 range of the type, but default label is missing, add it with one
14381 of the existing labels instead of adding a new label for it.
14383 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14387 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14389 * Makefile.in (enable_plugin, plugin_includedir): New.
14390 (install): Depend on install-plugin.
14391 (PLUGIN_HEADERS): New.
14392 (install-plugin): New.
14393 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14395 2009-05-05 Richard Guenther <rguenther@suse.de>
14397 PR tree-optimization/40022
14398 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14400 (phivn_valid_p): Fix tuplification error, simplify.
14401 (phiprop_insert_phi): Add dumps.
14402 (propagate_with_phi): Simplify.
14404 2009-05-05 Richard Guenther <rguenther@suse.de>
14406 PR middle-end/40023
14407 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14409 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14411 * tree.h (strip_float_extensions): Remove duplicate declaration.
14412 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14413 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14414 block_ultimate_origin): Rearrange the declarations line to match the
14415 comment that indicates the .c file which the functions are defined.
14416 (dwarf2out_*, set_decl_rtl): Add comment.
14417 (get_base_address): Adjust comment.
14418 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14419 declarations line and add comment.
14420 (is_builtin_name): Add blank after function name, for clarity.
14422 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14424 * attribs.c (decl_attributes): Use %qE for identifiers in
14426 * cgraphunit.c (verify_cgraph_node): Translate function names to
14427 locale character set in diagnostics.
14428 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14430 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14431 Document that functions are named in UTF-8.
14432 * expr.c (expand_expr_real_1): Translate function names to locale
14433 character set in diagnostics.
14434 * gimplify.c (omp_notice_variable, omp_is_private,
14435 gimplify_scan_omp_clauses): Use %qE for identifiers in
14437 * langhooks.c (lhd_print_error_function): Translate function names
14438 to locale character set.
14439 * langhooks.h (decl_printable_name): Document that return value is
14440 in internal character set.
14441 * stmt.c: Include pretty-print.h
14442 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14444 (resolve_operand_name_1): Translate named operand name to locale
14446 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14448 * toplev.c (announce_function): Translate function names to locale
14450 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14451 (default_tree_printer): Use pp_identifier or translate identifiers
14452 to locale character set. Mark "<anonymous>" for translation.
14453 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14454 for identifiers in diagnostics.
14455 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14457 * varasm.c (output_constructor): Use %qE for identifiers in
14460 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14462 * configure.ac: use ` ` instead of $()
14463 * configure: Regenerate.
14465 2009-05-05 Ben Elliston <bje@au.ibm.com>
14467 * config/pa/linux-atomic.c: Eliminate conditional include of
14468 errno.h on non-LP64 systems to simplify build requirements.
14470 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14472 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14474 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14475 and pass value to identifier_to_locale.
14476 (warn_variable_length_array): Make name a tree.
14477 (grokdeclarator): Separate diagnostic texts for named and unnamed
14478 declarators. Use %qE for named declarators.
14479 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14481 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14482 identifiers in diagnostics.
14483 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14484 identifier_to_locale. Mark "anonymous" strings for translation.
14486 2009-05-04 Michael Eager <eager@eagercon.com>
14488 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14489 address for DImode/DFmode only if double-precision FP regs.
14491 2009-05-04 Michael Eager <eager@eagercon.com>
14493 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14494 TARGET_SINGLE_FLOAT check.
14496 2009-05-04 Michael Eager <eager@eagercon.com>
14498 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14500 2009-05-04 Michael Eager <eager@eagercon.com>
14502 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14503 * config/rs6000/t-xilinx: New
14505 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14507 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14508 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14509 * gcc/explow.c (memory_address): Use target hook.
14510 * gcc/targhooks.c (default_legitimize_address): New.
14511 * gcc/targhooks.h (default_legitimize_address): New.
14512 * gcc/target.h (legitimize_address): New.
14513 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14514 (TARGET_INITIALIZER): Include it.
14515 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14517 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14518 * config/bfin/bfin.c (legitimize_address): Remove.
14519 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14520 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14522 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14523 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14525 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14526 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14527 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14528 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14529 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14530 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14531 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14532 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14533 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14534 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14535 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14536 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14537 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14538 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14539 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14540 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14541 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14542 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14543 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14544 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14545 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14546 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14547 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14549 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14550 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14551 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14552 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14553 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14554 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14555 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14556 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14557 (thumb_legitimize_address): Delete.
14558 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14559 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14560 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14561 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14562 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14563 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14565 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14568 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14569 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14570 * config/m32r/m32r.c (m32r_legitimize_address): New.
14571 * config/m68k/m68k.c (m68k_legitimize_address): New.
14572 * config/score/score.c (score_legitimize_address): Standardize.
14573 * config/score/score3.c (score3_legitimize_address): Standardize.
14574 * config/score/score3.h (score3_legitimize_address): Adjust.
14575 * config/score/score7.c (score7_legitimize_address): Standardize.
14576 * config/score/score7.h (score7_legitimize_address): Adjust.
14577 * config/sh/sh.c (sh_legitimize_address): New.
14578 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14580 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14581 (s390_legitimize_address): ... this.
14582 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14583 (sparc_legitimize_address): ... this.
14584 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14585 (ix86_legitimize_address): ... this.
14586 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14587 (avr_legitimize_address): ... this.
14588 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14589 (mn10300_legitimize_address): ... this.
14590 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14591 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14592 (alpha_expand_mov): Adjust call.
14594 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14595 * config/spu/spu.c (spu_legitimize_address): Likewise.
14596 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14597 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14599 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14601 * intl.c (locale_encoding, locale_utf8): New.
14602 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14603 * intl.h (locale_encoding, locale_utf8): Declare.
14604 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14605 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14607 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14609 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14610 (pp_base_tree_identifier): Declare as function.
14611 (identifier_to_locale): Declare.
14612 * Makefile.in (pretty-print.o): Update dependencies.
14613 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14615 2009-05-04 Richard Guenther <rguenther@suse.de>
14617 PR middle-end/40015
14618 * builtins.c (fold_builtin_memory_op): Do not decay to element
14619 type if the size matches the whole array.
14621 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14623 * expmed.c (synth_mult): When trying out a shift, pass the result
14626 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14628 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14629 (shiftsub1_cost): New.
14630 (init_expmed): Compute shiftsub1_cost.
14631 (synth_mult): Optimize multiplications by constants of the form
14632 -(2^^m-1) for some constant positive integer m.
14634 2009-05-03 Richard Guenther <rguenther@suse.de>
14637 * c-typeck.c (array_to_pointer_conversion): Do not built
14638 ADDR_EXPRs of arrays of pointer-to-element type.
14639 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14640 up wrong ADDR_EXPRs after-the-fact.
14641 * c-common.c (strict_aliasing_warning): Strip pointer
14642 conversions for obtaining the original type.
14643 * builtins.c (fold_builtin_memset): Handle array types.
14644 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14647 2009-05-03 Richard Guenther <rguenther@suse.de>
14649 PR middle-end/23329
14650 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14651 Do not lose casts from array types with unknown extent to array
14652 types with known extent.
14653 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14654 alias set compatibility.
14656 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14658 * flags.h (extra_warnings): Delete.
14659 * toplev.c (process_options): Handle Wuninitialized here.
14660 * opts.c (extra_warnings): Delete.
14661 (set_Wextra): Delete.
14662 (common_handle_option): -Wextra can be handled automatically.
14663 * c-opts.c (c_common_handle_option): Delete obsolete code.
14664 (c_common_post_options): Simplify comment.
14665 * common.opt (W): Add Var.
14667 (Wuninitialized): Initialize to -1.
14669 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14670 Richard Guenther <rguenther@suse.de>
14672 * expr.c (get_def_for_expr): New function.
14673 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14674 SSA rather than trees.
14675 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14676 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14678 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14680 * c-common.c (reswords): Add _Imaginary.
14681 * c-common.c (enum rid): Add RID_IMAGINARY.
14683 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14685 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14686 Patch by Richard Guenther.
14688 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14690 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14691 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14692 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14693 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14694 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14695 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14696 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14697 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14698 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14699 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14700 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14701 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14702 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14703 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14704 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14705 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14706 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14707 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14709 2009-05-02 Richard Guenther <rguenther@suse.de>
14711 PR tree-optimization/39940
14712 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14715 2009-05-02 Richard Guenther <rguenther@suse.de>
14717 PR middle-end/40001
14718 * tree-ssa.c (execute_update_addresses_taken): Properly check
14719 if we can mark a variable DECL_GIMPLE_REG_P.
14720 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14721 back to the end of the function.
14722 (is_gimple_reg_type): Remove complex type special casing.
14723 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14726 2009-05-02 Ben Elliston <bje@au.ibm.com>
14728 * doc/collect2.texi (Collect2): Document search path behaviour
14729 when configured with --with-ld.
14731 2009-05-02 Jan Hubicka <jh@suse.cz>
14733 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14734 parameter; update callers.
14735 (coalesce_cost_edge): EH edges are costier because they needs
14736 splitting even if not critical and even more costier when there are
14737 multiple EH predecestors.
14739 2009-05-02 Jan Hubicka <jh@suse.cz>
14741 * except.c (remove_eh_handler_and_replace): Handle updating after
14742 removing TRY blocks.
14744 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14746 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14748 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14750 * varasm.c: Do not include c-pragma.h.
14751 * attribs.c: Do not incude c-common.h.
14753 2009-05-01 Michael Matz <matz@suse.de>
14755 * calls.c (initialize_argument_information): Handle SSA names like
14756 decls with a non MEM_P DECL_RTL.
14758 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14760 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14761 * ipa-utils.c: Likewise.
14762 * ipa-type-escape.c: Likewise.
14763 * cgraphunit.c Do not include c-common.h.
14764 * ipa-pure-const.c: Likewise.
14765 * tree-if-conv.c: Likewise.
14766 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14767 * ipa-struct-reorg.c: Likewise.
14768 * tree-nomudflap.c: Likewise.
14769 * tree-ssa-structalias.c: Likewise.
14771 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14773 * store-motion.c: Many cleanups to make this pass a first-class
14774 citizen instead of an appendix to gcse load motion. Add TODO list
14775 to make this pass faster/cleaner/better.
14777 (struct ls_expr): Post gcse.c-split cleanups.
14778 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14779 "stores" field to "avail_stores".
14780 (pre_ldst_mems): Rename to store_motion_mems.
14781 (pre_ldst_table): Rename to store_motion_mems_table.
14782 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14783 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14784 (ldst_entry): Rename to st_expr_entry, update users.
14785 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14786 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14787 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14789 (first_ls_expr): Rename to first_st_expr, update users.
14790 (next_ls_expr): Rename to next_st_expr, update users.
14791 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14792 fields properly for store motion instead of names inherited from load
14794 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14795 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14798 (ae_kill): Rename to st_kill, update users.
14799 (ae_gen): Rename to st_avloc, update users.
14800 (transp): Rename to st_transp, update users.
14801 (pre_insert_map): Rename to st_insert_map, update users.
14802 (pre_delete_map): Rename to st_delete_map, update users.
14803 (insert_store, build_store_vectors, free_store_memory,
14804 one_store_motion_pass): Update for abovementioned changes.
14806 (gcse_subst_count, gcse_create_count): Remove.
14807 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14808 and "n_stores_created", local variables.
14810 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14813 (regvec, compute_store_table_current_insn): Remove.
14814 (reg_set_info, reg_clear_last_set): Remove.
14815 (compute_store_table): Use DF caches instead of local dataflow
14818 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14820 * c-objc-common.c (c_tree_printer): Print identifiers with
14821 pp_identifier, not pp_string. Mark "({anonymous})" for
14823 * c-pretty-print.c (pp_c_ws_string): New.
14824 (pp_c_cv_qualifier, pp_c_type_specifier,
14825 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14826 pp_c_storage_class_specifier, pp_c_function_specifier,
14827 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14828 pp_c_primary_expression, pp_c_postfix_expression,
14829 pp_c_unary_expression, pp_c_shift_expression,
14830 pp_c_relational_expression, pp_c_equality_expression,
14831 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14832 use pp_string and pp_c_ws_string in place of pp_identifier and
14833 pp_c_identifier for non-identifiers. Mark English strings for
14835 * c-pretty-print.h (pp_c_ws_string): Declare.
14837 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14838 Roland McGrath <roland@redhat.com>
14840 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14841 (ENABLE_LD_BUILDID): New configuration option.
14842 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14843 (LINK_BUILDID_SPEC): New macro.
14844 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14846 * doc/install.texi: Document --enable-linker-build-id option.
14847 * configure: Rebuild.
14848 * config.in: Rebuild.
14850 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14852 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14853 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14854 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14855 MIPS_GP_SAVE_AREA_SIZE.
14856 * config/mips/mips.c (struct mips_frame_info): Update comment
14857 before arg_pointer_offset and hard_frame_pointer_offset.
14858 (mips_compute_frame_info): Update diagram before function: to
14859 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14860 indicate the position of frame_pointer_rtx with -fstack-protector and
14861 to show args_size. Don't allocate cprestore area for leaf functions
14862 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14864 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14866 2009-04-30 Michael Matz <matz@suse.de>
14868 PR tree-optimization/39955
14869 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14871 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14873 * ira.c (setup_cover_and_important_classes): Use safe macro
14874 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14876 * genpreds.c (write_tm_preds_h): Output suitable definition of
14877 REG_CLASS_FOR_CONSTRAINT.
14879 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14881 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14883 * bitmap.c (bitmap_descriptor): Likewise.
14884 * ggc-common.c (loc_descriptor): Likewise.
14885 * varray.c (varray_descriptor): Likewise.
14886 * vec.c (vec_descriptor): Likewise.
14888 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14890 * Makefile.in (dce.o): Add $(EXCEPT_H).
14891 * dce.c: Include except.h and delete redundant vector definitions.
14892 (deletable_insn_p): Return false for non-call insns that can throw
14895 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14897 * gcse.c (ae_gen): Remove.
14898 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14899 and make non-static function to make it available in store-motion.c.
14900 Update call sites with search-and-replace.
14901 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14902 extract_mentioned_regs, extract_mentioned_regs_helper,
14903 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14904 store_killed_in_insn, store_killed_after, store_killed_before,
14905 build_store_vectors, insert_insn_start_basic_block, insert-store,
14906 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14907 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14908 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14909 * store-motion.c: ...new file. Also copy data structures from gcse.c
14910 and clean up to remove parts not used by store motion.
14911 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14912 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14914 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14917 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14918 when optimizing for size.
14920 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14922 * gcse.c (gcse_constant_p): Fix typo in last change.
14924 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14926 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14928 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14930 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14932 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14934 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14935 CONST_HIGH_PART result.
14937 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14939 * config/avr/avr.c (initial_elimination_offset): Rename to
14940 avr_initial_elimination_offset.
14941 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14942 change return type to bool.
14943 (avr_can_eliminate): New function.
14944 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14945 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14946 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14947 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14948 avr_initial_elimination_offset.
14949 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14950 (avr_initial_elimination_offset): Define.
14952 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14953 Steven Bosscher <steven@gcc.gnu.org>
14955 PR rtl-optimization/39938
14956 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14957 * cfgrtl.c: Include insn-attr.h.
14958 (rest_of_pass_free_cfg): New function.
14959 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14960 * resource.c (init_resource_info): Remove call to df_analyze.
14962 2009-04-29 Richard Guenther <rguenther@suse.de>
14965 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14966 allow conversion to signed integers.
14968 2009-04-29 Richard Guenther <rguenther@suse.de>
14970 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14971 shifts of floating point vectors if the shift amount is
14972 a constant multiple of the element size.
14974 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14975 Michael Matz <matz@suse.de>
14977 PR middle-end/39927
14979 * tree-outof-ssa.c (emit_partition_copy): New function.
14980 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14981 insert_part_to_rtx_on_edge): Perform the partition base var
14982 copy using emit_partition_copy.
14983 (insert_value_copy_on_edge): Convert constants to the right mode.
14984 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14985 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14987 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14989 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14990 scan backwards to try to find a constant to initialize it.
14992 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14993 insn before the loop_end instruction, don't look past labels.
14995 2009-04-29 Richard Guenther <rguenther@suse.de>
14997 PR middle-end/39937
14998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14999 loose type conversions.
15000 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15001 stmts only if there are no uses of its definition.
15003 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15005 * config/bfin/bfin.h (splitting_loops): Declare.
15006 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15007 Reorder bit definitions to be ascending.
15008 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15009 * config/bfin/bfin.c (splitting_loops): New variable.
15010 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15011 (struct loop_info): Remove members INIT and LOOP_INIT.
15012 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15013 the LSETUP sequence. Allow LC to be loaded from any register, but
15014 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15015 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15017 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15018 of reload_completed.
15021 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15023 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15025 * Makefile.in (PLUGIN_VERSION_H): New.
15026 (OBJS-common): Remove plugin-version.o.
15027 (plugin.o): Depend on (PLUGIN_VERSION_H).
15028 (plugin-version.o): Remove.
15029 * configure: Regenerate
15030 * configure.ac: Create plugin-version.h.
15031 * gcc-plugin.h (plugin_gcc_version): Remove.
15032 (plugin_default_version_check): Change signature.
15033 * plugin-version.c: Remove.
15034 * plugin.c: Include plugin-version.h.
15035 (str_plugin_gcc_version_name): Remove.
15036 (try_init_one_plugin): Pass gcc version to plugin_init.
15037 (plugin_default_version_check): Both gcc and plugin versions are now
15040 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15042 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15043 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15044 Remove special case testing for last insn of inner loops. Don't fail
15045 if the loop ends with a jump, emit an extra nop instead.
15047 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15048 DREGS rather than comparing directly. Remove code that tries to
15049 account for latencies.
15051 2009-04-29 Richard Guenther <rguenther@suse.de>
15053 PR tree-optimization/39941
15054 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15055 eliminating an indirect call.
15057 2009-04-29 Richard Guenther <rguenther@suse.de>
15059 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15060 parameter. Allow invariants as base if !require_lvalue.
15061 (verify_gimple_assign_single): Adjust.
15063 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15065 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15066 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15067 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15068 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15069 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15071 * config/bfin/bfin.c (bfin_expand_builtin,
15072 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15074 2009-04-28 Richard Guenther <rguenther@suse.de>
15076 * tree-vect-loop.c (get_initial_def_for_induction): Use
15077 correct types for pointer increment.
15079 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15081 * toplev.c (print_version): Update GMP version string calculation.
15083 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15085 PR rtl-optimization/39938
15086 * resource.c (init_resource_info): Add call to df_analyze.
15088 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15090 * config/alpha/alpha.md (usegp): Cast the result of
15091 alpha_find_lo_sum_using_gp to enum attr_usegp.
15092 * config/alpha/alpha.c (override_options): Remove end-of-structure
15093 marker element from cpu_table. Use array size of cpu_table to handle
15094 -mcpu and -mtune options.
15095 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15097 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15099 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15100 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15101 tune_32 and tune_64.
15102 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15103 support on PowerPC.
15104 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15105 * config/rs6000/option-defaults.h: ... here. New file.
15106 (OPT_64, OPT_32): Define.
15107 (MASK_64BIT): Define to 0 if not already defined.
15108 (OPT_ARCH64, OPT_ARCH32): Define.
15109 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15112 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15114 * config/arm/arm.c (arm_override_options): Emit error on using
15117 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15119 PR rtl-optimization/39914
15120 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15121 registers for allocnos created from user-defined variables only
15122 when not optimizing.
15124 2009-04-28 Richard Guenther <rguenther@suse.de>
15126 PR middle-end/39937
15127 * fold-const.c (fold_binary): Use distribute_real_division only
15130 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15132 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15133 add hpux-stdint.h to tm_file.
15134 (hppa[12]*-*-hpux11*): Ditto.
15135 (ia64*-*-hpux*): Ditto.
15136 * config/hpux-stdint.h: New.
15137 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15138 __STDC_EXT__ for all compiles.
15139 * config/pa/pa-hpux.h: Ditto.
15140 * config/pa/pa-hpux10.h: Ditto.
15141 * config/pa/pa-hpux11.h: Ditto.
15143 2009-04-28 Catherine Moore <clm@codesourcery.com>
15145 * debug.h (set_name): Add comment.
15147 2009-04-28 Andrew Pinski <pinskia@gmail.com>
15150 * config/darwin.c (machopic_gen_offset): Check
15151 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
15152 * config/arm/arm.c (require_pic_register): Likewise.
15154 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
15156 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
15157 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
15158 m32c_promote_prototypes): Delete.
15160 2009-04-28 Michael Matz <matz@suse.de>
15162 PR middle-end/39922
15163 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15166 2009-04-28 Richard Guenther <rguenther@suse.de>
15168 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15170 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15172 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15173 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15174 * config/arm/arm-tune.md: Regenerate.
15176 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15178 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15179 block if there are complex incoming edges.
15180 (sel_merge_blocks): Remove useless assert.
15181 (sel_redirect_edge_and_branch): Check that edge was redirected.
15182 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15183 (sel_find_rgns): Delete declaration.
15184 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15185 the region when it is not a preheader.
15187 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15190 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15192 2009-04-28 Richard Guenther <rguenther@suse.de>
15194 * tree.h (SSA_NAME_VALUE): Remove.
15195 (struct tree_ssa_name): Remove value_handle member.
15196 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15197 array for jump threading.
15198 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15200 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15201 * tree-flow.h (threadedge_initialize_values): Declare.
15202 (threadedge_finalize_values): Likewise.
15203 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15204 (SSA_NAME_VALUE): Define.
15205 (threadedge_initialize_values): New function.
15206 (threadedge_finalize_values): Likewise.
15207 * tree-ssa-dom.c (ssa_name_values): New global variable.
15208 (SSA_NAME_VALUE): Define.
15209 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15211 2009-04-28 Ira Rosen <irar@il.ibm.com>
15213 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15214 Use REPORT_VECTORIZED_LOCATIONS instead
15215 REPORT_VECTORIZED_LOOPS.
15216 * tree-vectorizer.c (vect_verbosity_level): Make static.
15217 (vect_loop_location): Rename to vect_location.
15218 (vect_set_verbosity_level): Update comment.
15219 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15221 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15222 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15223 instead REPORT_UNVECTORIZED_LOOPS.
15224 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15225 and vect_loop_def to vect_external_def and vect_internal_def.
15226 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15227 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15228 REPORT_UNVECTORIZED_LOCATIONS.
15229 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15230 and vect_used_in_loop and to vect_unused_in_scope and
15231 vect_used_in_scope.
15232 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15233 (vect_verbosity_level): Remove declaration.
15234 (vect_analyze_operations): Likewise.
15235 (vect_analyze_stmt): Declare.
15236 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15237 REPORT_UNVECTORIZED_LOCATIONS.
15238 (vect_get_loop_niters): Fix indentation.
15239 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15240 (vect_analyze_loop_operations): New function.
15241 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15242 vect_analyze_operations.
15243 (vect_is_simple_reduction): Use new names.
15244 (vectorizable_live_operation, vect_transform_loop): Likewise.
15245 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15246 to specify whether the data references can be a part of interleaving
15248 (vect_analyze_data_ref_dependence): Use new names.
15249 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15250 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15251 * tree-vect-patterns.c (widened_name_p): Use new names.
15252 (vect_recog_dot_prod_pattern): Likewise.
15253 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15254 (process_use, vect_mark_stmts_to_be_vectorized,
15255 vect_model_simple_cost, vect_model_store_cost,
15256 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15257 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15258 vectorizable_operation, vectorizable_type_demotion,
15259 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15260 vectorizable_condition): Likewise.
15261 (vect_analyze_operations): Split into vect_analyze_loop_operations
15263 (vect_analyze_stmt): ... new function.
15264 (new_stmt_vec_info): Use new names.
15265 (vect_is_simple_use): Use new names and fix comment.
15266 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15267 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15269 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15272 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15273 and integer modes for x87 operands. Do not ICE for unsupported size,
15274 generate error instead. Generate error for unsupported operand types.
15275 ['z']: Do not handle HImode memory operands specially. Warning
15276 for floating-point operands. Fallthru to 'Z' for unsupported operand
15277 types. Do not ICE for unsupported size, generate error instead.
15278 (output_387_binary_op): Use %Z to output operands.
15279 (output_fp_compare): Ditto.
15280 (output_387_reg_move): Ditto.
15282 2009-04-28 Ben Elliston <bje@au.ibm.com>
15287 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15289 * builtins.c (c_strlen): Do not warn here.
15290 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15291 * c-common.c (pointer_int_sum): Take an explicit location.
15292 Warn about offsets out of bounds.
15293 * c-common.h (pointer_int_sum): Adjust declaration.
15295 2009-04-27 Ian Lance Taylor <iant@google.com>
15297 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15299 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15300 * df-core.c (df_set_flags): Change return type to int. Change
15301 type of old_flags to int.
15302 (df_clear_flags): Likewise.
15303 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15304 (df_get_conditional_uses): Likewise.
15305 * df.h (df_set_flags, df_clear_flags): Update declarations.
15306 * dwarf2out.c (struct indirect_string_node): Change type of form
15307 field to enum dwarf_form.
15308 (AT_string_form): Change return type to enum dwarf_form.
15309 * fixed-value.c (fixed_compare): Add cast to enum type.
15310 * fwprop.c (update_df): Change 0 to VOIDmode.
15311 * gensupport.c: Change 0 to UNKNOWN.
15312 * gimple.h (gimple_cond_code): Add cast to enum type.
15313 * haifa-sched.c (reemit_notes): Add cast to enum type.
15314 * hooks.c (hook_int_void_no_regs): Remove function.
15315 * hooks.h (hook_int_void_no_regs): Remove declaration.
15316 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15317 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15318 * real.c (real_arithmetic): Add cast to enum type.
15319 (real_compare): Likewise.
15320 * target.h (struct gcc_target): Change return type of
15321 branch_target_register_class to enum reg_class.
15322 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15323 default_branch_target_register_class.
15324 * targhooks.c (default_branch_target_register_class): New function.
15325 * targhooks.h (default_branch_target_register_class): Declare.
15326 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15327 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15329 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15331 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15332 vect_uninitialized_def. Change 0 to ERROR_MARK.
15333 * tree-vect-stmts.c (supportable_widening_operation): Don't
15334 initialize icode1 and icode2.
15335 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15336 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15338 (cmn_err_flag_specs): Change 0 to STD_C89.
15339 (cmn_err_char_table): Likewise.
15340 * config/arm/arm.c (get_arm_condition_code): Change type of code
15341 to enum arm_cond_code.
15342 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15343 (IWMMXT_BUILTIN2): Likewise.
15344 (neon_builtin_type_bits): Don't define typedef.
15345 (neon_builtin_datum): Change type of bits field to int.
15346 (arm_expand_neon_args): Add cast to enum type.
15347 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15349 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15350 casts to enum type.
15351 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15353 * config/mips/mips.md (jal_macro): Return enum constant.
15354 (single_insn): Likewise.
15355 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15357 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15358 casts to enum type.
15359 * config/s390/s390.c (s390_tune_flags): Change type to int.
15360 (s390_arch_flags): Likewise.
15361 (s390_handle_arch_option): Change flags field of struct pta to int.
15362 * config/s390/s390.h (s390_tune_flags): Update declaration.
15363 (s390_arch_flags): Likewise.
15364 * config/sh/sh.c (prepare_move_operands): Compare
15365 tls_symbolic_operand result with enum constant.
15366 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15367 (sh_expand_prologue): Add cast to enum type.
15368 (sh_expand_epilogue): Likewise.
15369 (tls_symbolic_operand): Change return type to enum tls_model.
15370 (fpscr_set_from_mem): Add cast to enum type.
15371 (legitimize_pic_address): Compare tls_symbolic_operand result with
15373 (sh_target_reg_class): Change return type to enum reg_class.
15374 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15376 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15377 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15378 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15379 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15380 (delayed_branch, tls_call_delay): Likewise.
15381 (eligible_for_sibcall_delay): Likewise.
15382 (eligible_for_return_delay): Likewise.
15383 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15384 (spu_expand_builtin_1): Likewise.
15386 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15387 for all types of conversions.
15388 (output_init_element): Issue -Wc++-compat warning if needed when
15389 initializing a bitfield with enum type.
15390 * c-parser.c (c_parser_expression): Set original_type to
15391 original_type of right hand operand of comma operator.
15393 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15395 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15397 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15398 * doc/cpp.texi (Standard Predefined Macros)
15399 (Implementation-defined behavior): Likewise.
15400 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15401 * doc/gimple.texi (GIMPLE Exception Handling)
15402 (@code{GIMPLE_ASSIGN}): Likewise.
15403 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15404 * doc/invoke.texi (Warning Options, Optimize Options)
15405 (AVR Options, Darwin Options): Likewise.
15406 (Optimize Options): Reformulate -fwhole-program description.
15407 * doc/loop.texi (Lambda): Likewise.
15408 * doc/md.texi (Output Template, Define Constraints)
15409 (Standard Names, Insn Splitting): Likewise.
15410 * doc/options.texi (Option properties): Likewise.
15411 * doc/passes.texi (Tree-SSA passes): Likewise.
15412 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15413 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15414 (File Names and DBX): Likewise.
15415 * doc/trouble.texi (Incompatibilities): Likewise.
15417 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15419 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15420 instruction is correct.
15422 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15424 Allow non-constant arguments to conversion intrinsics.
15425 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15426 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15427 * spu.c (print_operand): Handle 'v' and 'w'.
15428 (exp2_immediate_p, spu_gen_exp2): Define.
15429 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15430 spu_convtf_1): Update parameter descriptions.
15431 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15432 * constraints.md ('v', 'w'): New.
15433 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15435 (i2f, I2F): New define_mode_attr.
15436 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15437 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15438 fixuns_truncv4sfv4si2): Update to use mode attribute.
15439 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15440 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15441 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15442 patterns for combine.
15444 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15446 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15447 (cprop, hoist, pre, store_motion): New debug counters.
15448 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15449 is not an RTL pass anymore.
15450 (pass_profiling): Remove extern decl for pass removed in 2005.
15451 (pass_gcse, pass_jump_bypass): Remove.
15452 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15453 to 0 for clean state.
15454 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15455 * cse.c (gate_handle_cse_after_global_opts,
15456 rest_of_handle_cse_after_global_opts): New functions.
15457 (pass_cse_after_global_opts): New pass, does local CSE.
15458 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15459 (TV_CPROP): New timevar.
15460 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15461 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15462 (gcse_main, recompute_all_luids): Remove.
15463 (compute_hash_table_work): Call max_reg_num instead of reading
15465 (cprop_jump): Don't set run_jump_opt_after_gcse.
15466 (constprop_register): Always allow to alter jumps.
15467 (cprop_insn): Likewise.
15468 (do_local_cprop): Likewise.
15469 (local_cprop_pass): Likewise. Return non-zero if something changed.
15470 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15471 (find_implicit_sets): Add note about missed optimization opportunity.
15472 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15473 pass_rtl_cprop execute function.
15474 Don't bother tracking the pass number, each pass gets its own dumpfile
15476 Always allow to alter jumpsand bypass jumps.
15477 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15478 will just find no suitable set.
15479 (pre_edge_insert): Fix dumping, this function is for PRE only.
15480 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15481 pass_rtl_pre execute function.
15482 (hoist_code): Return non-zero if something changed. Keep track of
15483 substitutions and insertions for statistics gathering similar to PRE.
15484 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15485 called from the pass_rtl_hoist execute function. Show pass statistics.
15486 (compute_store_table): Use max_reg_num directly instead of using the
15487 formerly global max_gcse_regno.
15488 (build_store_vectors): Likewise.
15489 (replace_store_insn): Fix dumping.
15490 (store_motion): Rename to ...
15491 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15492 pass, called from the pass_rtl_store_motion execute function. Keep
15493 track of substitutions and insertions for statistics gathering similar
15495 (bypass_jumps): Remove, fold interesting bits into ...
15496 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15497 from the pass_rtl_cprop execute function.
15498 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15499 pass_jump_bypass): Remove.
15500 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15501 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15502 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15503 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15504 (gate_rtl_store_motion, execute_rtl_store_motion,
15505 pass_rtl_store_motion): New.
15506 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15507 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15508 * passes.c (init_optimization_passes): Remove pass_gcse and
15509 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15510 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15511 instead of pass_jump_bypass.
15513 2009-04-27 Richard Guenther <rguenther@suse.de>
15515 PR middle-end/39928
15516 * gimplify.c (gimplify_expr): If we are required to create
15517 a temporary make sure it ends up as register.
15519 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15522 * config/i386/i386.c (construct_container): Don't call
15523 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15524 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15526 2009-04-27 Michael Matz <matz@suse.de>
15528 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15529 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15530 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15531 (dump_replaceable_exprs): Take a bitmap.
15532 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15534 (expand_gimple_basic_block): Likewise.
15535 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15536 replaceable_expressions member a bitmap.
15537 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15538 (mark_replaceable): Likewise.
15539 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15540 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15542 2009-04-27 Richard Guenther <rguenther@suse.de>
15544 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15545 (verify_stmts): Dispatch to gimple/type verification code.
15546 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15547 issue with call argument types.
15549 2009-04-27 Michael Matz <matz@suse.de>
15551 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15552 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15555 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15556 Eric Botcazou <ebotcazou@adacore.com>
15558 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15559 a label's basic block.
15560 (mark_target_live_regs): Tidy and rework obsolete comments.
15561 Change back DF problem to LIVE. If a label starts a basic block,
15562 assume that all registers that used to be live then still are.
15563 (init_resource_info): If a label starts a basic block, set its
15564 BLOCK_FOR_INSN accordingly.
15565 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15567 2009-04-27 Richard Guenther <rguenther@suse.de>
15569 * tree-flow-inline.h (function_ann): Remove.
15570 (get_function_ann): Likewise.
15571 * tree-dfa.c (create_function_ann): Remove.
15572 * tree-flow.h (struct static_var_ann_d): Remove.
15573 (struct function_ann_d): Likewise.
15574 (union tree_ann_d): Remove fdecl member.
15575 (function_ann_t): Remove.
15576 (function_ann, get_function_ann, create_function_ann): Remove
15579 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15581 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15583 2009-04-27 Jan Hubicka <jh@suse.cz>
15585 * ipa-pure-const.c (struct funct_state_d): New fields
15586 state_previously_known, looping_previously_known; remove
15587 state_set_in_source.
15588 (analyze_function): Use new fields.
15589 (propagate): Avoid assumption that state_set_in_source imply
15592 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15593 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15594 * cfgloop.h (finite_loop_p): Declare.
15596 2009-04-26 Michael Matz <matz@suse.de>
15598 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15600 2009-04-26 Michael Matz <matz@suse.de>
15602 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15603 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15604 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15605 pass_mark_used_blocks): Remove.
15606 * tree-optimize.c (pass_free_datastructures,
15607 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15608 * passes.c (init_optimization_passes): Don't call
15609 pass_mark_used_blocks, remove dead code.
15611 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15613 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15614 * tree-ssa-live.h (register_ssa_partition): Likewise.
15616 2009-04-26 Michael Matz <matz@suse.de>
15619 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15620 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15621 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15623 (compare_pairs): Swap cost comparison.
15624 (coalesce_ssa_name): Don't use change_partition_var.
15625 * tree-nrv.c (struct nrv_data): Add modified member.
15626 (finalize_nrv_r): Set it.
15627 (tree_nrv): Use it to update statements.
15628 (pass_nrv): Require PROP_ssa.
15629 * tree-mudflap.c (mf_decl_cache_locals,
15630 mf_build_check_statement_for): Use make_rename_temp.
15631 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15632 * alias.c (find_base_decl): Handle SSA names.
15633 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15634 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15635 * rtl.h (set_reg_attrs_for_parm): Declare.
15636 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15637 to "optimized", remove unused locals at finish.
15638 (execute_free_datastructures): Make global, call
15639 delete_tree_cfg_annotations.
15640 (execute_free_cfg_annotations): Don't call
15641 delete_tree_cfg_annotations.
15643 * ssaexpand.h: New file.
15644 * expr.c (toplevel): Include ssaexpand.h.
15645 (expand_assignment): Handle SSA names the same as register variables.
15646 (expand_expr_real_1): Expand SSA names.
15647 * cfgexpand.c (toplevel): Include ssaexpand.h.
15648 (SA): New global variable.
15649 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15650 (SSAVAR): New macro.
15651 (set_rtl): New helper function.
15652 (add_stack_var): Deal with SSA names, use set_rtl.
15653 (expand_one_stack_var_at): Likewise.
15654 (expand_one_stack_var): Deal with SSA names.
15655 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15656 before unique numbers.
15657 (expand_stack_vars): Use set_rtl.
15658 (expand_one_var): Accept SSA names, add asserts for them, feed them
15659 to above subroutines.
15660 (expand_used_vars): Expand all partitions (without default defs),
15661 then only the local decls (ignoring those expanded already).
15662 (expand_gimple_cond): Remove edges when jumpif() expands an
15663 unconditional jump.
15664 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15665 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15667 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15668 members of SA; deal with PARM_DECL partitions here; expand
15669 all PHI nodes, free tree datastructures and SA. Commit instructions
15670 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15671 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15672 info and statements at start, collect garbage at finish.
15673 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15674 (VAR_ANN_PARTITION) Remove.
15675 (change_partition_var): Don't declare.
15676 (partition_to_var): Always return SSA names.
15677 (var_to_partition): Only accept SSA names.
15678 (register_ssa_partition): Only check argument.
15679 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15681 (delete_var_map): Don't free it.
15682 (var_union): Only accept SSA names, simplify.
15683 (partition_view_init): Mark only useful SSA names as used.
15684 (partition_view_fini): Only deal with SSA names.
15685 (change_partition_var): Remove.
15686 (dump_var_map): Use ssa_name instead of partition_to_var member.
15687 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15689 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15690 (struct _elim_graph): New member const_dests; nodes member vector of
15692 (set_location_for_edge): New static helper.
15693 (create_temp): Remove.
15694 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15695 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15696 (new_elim_graph): Allocate const_dests member.
15697 (clean_elim_graph): Truncate const_dests member.
15698 (delete_elim_graph): Free const_dests member.
15699 (elim_graph_size): Adapt to new type of nodes member.
15700 (elim_graph_add_node): Likewise.
15701 (eliminate_name): Likewise.
15702 (eliminate_build): Don't take basic block argument, deal only with
15703 partition numbers, not variables.
15704 (get_temp_reg): New static helper.
15705 (elim_create): Use it, deal with RTL temporaries instead of trees.
15706 (eliminate_phi): Adjust all calls to new signature.
15707 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15708 (rewrite_trees): Only do checking.
15709 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15710 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15711 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15712 contains_tree_r, MAX_STMTS_IN_LATCH,
15713 process_single_block_loop_latch, analyze_edges_for_bb,
15714 perform_edge_inserts): Remove.
15715 (expand_phi_nodes): New global function.
15716 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15717 functions, initialize new parameter, remember partitions having a
15719 (finish_out_of_ssa): New global function.
15720 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15721 don't reset in_ssa_p here, don't disable TER when mudflap.
15722 (pass_del_ssa): Remove.
15723 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15725 (execute_free_datastructures): Declare.
15726 * Makefile.in (SSAEXPAND_H): New variable.
15727 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15728 * basic-block.h (commit_one_edge_insertion): Declare.
15729 * passes.c (init_optimization_passes): Move pass_nrv and
15730 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15731 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15732 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15733 (redirect_branch_edge): Deal with super block when expanding, split
15734 out jump patching itself into ...
15735 (patch_jump_insn): ... here, new static helper.
15737 2009-04-26 Michael Matz <matz@suse.de>
15739 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15740 beyond num_ssa_names.
15741 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15742 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15744 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15746 PR inline-asm/39543
15747 * fwprop.c (forward_propagate_asm): New function.
15748 (forward_propagate_and_simplify): Propagate also into __asm, if it
15749 doesn't increase the number of referenced registers.
15752 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15754 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15756 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15757 note_nonlocal_vla_type for nonlocal VLAs.
15758 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15759 contains_remapped_vars, remap_vla_decls): New functions.
15760 (convert_nonlocal_reference_stmt): If not optimizing, call
15761 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15762 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15763 if it wasn't found in var_map.
15764 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15765 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15766 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15768 * gimplify.c (nonlocal_vlas): New variable.
15769 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15771 (gimplify_body): Create and destroy nonlocal_vlas.
15773 * dwarf2out.c (loc_descr_plus_const): New function.
15774 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15775 mem_loc_descriptor, loc_descriptor_from_tree_1,
15776 descr_info_loc, gen_variable_die): Use it.
15778 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15779 !TREE_STATIC VAR_DECLs.
15780 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15781 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15782 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15783 DECL_BY_REFERENCE is valid.
15784 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15785 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15786 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15787 Copy DECL_BY_REFERENCE.
15788 (struct nesting_copy_body_data): New type.
15789 (nesting_copy_decl): New function.
15790 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15791 if they have variable length.
15793 2009-04-26 Michael Matz <matz@suse.de>
15795 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15796 mark new temporaries for renaming.
15798 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15801 * c-decl.c (global_bindings_p): Return negative value.
15802 (c_variable_size): New. Based on variable_size from
15804 (grokdeclarator): Call c_variable_size not variable_size.
15806 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15808 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15810 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15812 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15813 Redefine it to just use mingw/include.
15814 (ASM_SPEC): Rules for -m32 and -m64.
15815 (LINK_SPEC): Use Likewise.
15816 (SPEC_32): New define.
15817 (SPEC_64): Likewise.
15818 (SUB_LINK_SPEC): Likewise.
15819 (MULTILIB_DEFAULTS): New define.
15820 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15821 Add multilib options.
15822 (MULTILIB_DIRNAMES): Likewise.
15823 (MULTILIB_OSDIRNAMES): Likewise.
15824 (LIBGCC): Likewise.
15825 (INSTALL_LIBGCC): Likewise.
15827 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15830 * c-tree.h (enum c_inline_static_type): New.
15831 (record_inline_static): Declare.
15832 * c-decl.c (struct c_inline_static, c_inline_statics,
15833 record_inline_static, check_inline_statics): New.
15834 (pop_file_scope): Call check_inline_statics.
15835 (start_decl): Call record_inline_static instead of pedwarning
15836 directly for static in inline function.
15837 * c-typeck.c (build_external_ref): Call record_inline_static
15838 instead of pedwarning directly for static referenced in inline
15841 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15843 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15844 not new but only being rescanned.
15845 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15846 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15847 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15848 record_set_info, compute_set, grealloc): Remove.
15849 (recompute_all_luids): New function.
15850 (gcse_main): Don't compute sets, and don't do related memory
15851 allocations/free-ing. If something changed before the end of the
15852 pass, update LUIDs using recompute_all_luids.
15853 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15854 (free_gcse_mem): Don't free it either.
15855 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15856 Use the df insn LUIDs.
15857 (load_killed_in_block): Likewise.
15858 (compute_hash_table_work): Don't compute reg_set_in_block.
15859 (compute_transp): Use DF_REG_DEF_CHAINs.
15860 (local_cprop_pass): Don't use compute_sets and related functions.
15861 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15862 Use get_max_uid() instead of max_cuid.
15863 (insert_insn_end_basic_block, pre_insert_copy_insn,
15864 update_ld_motion_stores): Don't try to
15865 keep reg_set tables up to date.
15866 (pre_insert_copies): Use df insn LUIDs.
15867 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15868 (reg_set_info): Don't use extra bitmap argument.
15869 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15870 information to compute regs_set_in_block.
15871 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15872 (bypass_jumps): Don't use compute_sets and friends.
15874 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15877 * opts.c (undocumented_msg): Do not leave blank even with
15880 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15882 * c-decl.c (build_enumerator): Allow values folding to integer
15883 constants but not integer constant expressions with a pedwarn if
15886 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15889 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15890 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15891 type is an integer constant.
15893 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15896 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15899 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15902 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15903 with variably modified return type and no storage class
15904 specifiers, except for the case of nested functions. Distinguish
15905 extern declarations of functions with variably modified return
15906 types from those of objects with variably modified types.
15908 2009-04-25 Jan Hubicka <jh@suse.cz>
15910 * tree.c (list_equal_p): New function.
15911 * tree.h (list_equal_p): Declare.
15912 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15913 basic_block_def, basic_block, const_basic_block): New.
15914 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15915 (redirect_eh_edge): New function.
15916 (make_eh_edge_update_phi): EH edges are not abnormal.
15917 * except.c: Include tree-flow.h.
15918 (list_match): New function.
15919 (eh_region_replaceable_by_p): New function.
15920 (replace_region): New function.
15921 (hash_type_list): New function.
15922 (hash_eh_region): New function.
15923 (eh_regions_equal_p): New function.
15924 (merge_peers): New function.
15925 (remove_unreachable_regions): Verify EH tree when checking;
15927 (copy_eh_region_1): New function.
15928 (copy_eh_region): New function.
15929 (push_reachable_handler): New function.
15930 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15931 regions without label but with live RESX.
15932 * except.h (redirect_eh_edge_to_label): New.
15933 * tree-flow.h (redirect_eh_edge): New.
15934 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15935 basic_block_def, basic_block, const_basic_block): Remove.
15936 * Makefile.in (except.o): Add dependency on tree-flow.h
15937 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15938 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15941 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15944 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15945 on the destination of memcpy.
15947 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15949 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15950 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15951 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15953 2009-04-25 Jan Hubicka <jh@suse.cz>
15955 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15956 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15957 to be reached by different label than left.
15958 (update_eh_edges): Update comment; remove edge_to_remove if possible
15959 and return true if suceeded.
15960 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15961 (cleanup_eh): Compute sharing map.
15962 * except.c (remove_eh_handler_and_replace): Add argument if we should
15964 (remove_unreachable_regions): Update for label sharing.
15965 (label_to_region_map): Likewise.
15966 (get_next_region_sharing_label): New function.
15967 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15969 (remove_eh_handler): Update.
15970 (remove_eh_region_and_replace_by_outer_of): New function.
15971 * except.h (struct eh_region): Add next_region_sharing_label.
15972 (remove_eh_region_and_replace_by_outer_of,
15973 get_next_region_sharing_label): Declare.
15974 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15976 2009-04-25 Jan Hubicka <jh@suse.cz>
15978 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15979 insert code even if they are not critical.
15981 2009-04-25 Jan Hubicka <jh@suse.cz>
15983 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15984 (gimple_can_remove_branch_p): EH edges won't remove branch by
15986 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15987 updating of non-abnormal EH edges.
15988 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15989 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15990 (split_critical_edges): Split also edges where emitting code on them
15991 will lead to splitting later.
15993 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15994 H.J. Lu <hongjiu.lu@intel.com>
15997 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15998 the configured assembler supports fildq and fistpq mnemonics.
15999 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16000 * configure: Regenerated.
16001 * config.in: Ditto.
16003 * config/i386/i386.c (print_operand): Handle 'Z'.
16004 ['z']: Remove handling of special fild/fist suffixes.
16005 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16006 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16007 suffix of fild insn.
16008 (*floatsi<mode>2_vector_mixed): Ditto.
16009 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16010 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16011 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16012 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16013 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16015 2009-04-25 Ben Elliston <bje@au.ibm.com>
16017 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16018 the source of a set operation.
16020 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16022 * target.h (struct gcc_target): Add case_values_threshold field.
16023 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16024 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16025 * targhooks.c (default_case_values_threshold): New function.
16026 * targhooks.h (default_case_values_threshold): Declare function.
16027 * stmt.c (expand_case): Use case_values_threshold target hook.
16028 * expr.h (case_values_threshold): Remove declartation.
16029 * expr.c (case_values_threshold): Remove function.
16030 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16032 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16033 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16034 (avr_case_values_threshold): Declare as static.
16035 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16037 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16038 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16039 (mn10300_case_values_threshold): New function.
16041 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16043 * ira.c (setup_cover_and_important_classes): Add enum cast.
16045 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16047 * genpreds.c (write_enum_constraint_num): Output definition of
16048 CONSTRAINT_NUM_DEFINED_P macro.
16049 * ira.c (setup_cover_and_important_classes): Use
16050 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16052 2009-04-24 DJ Delorie <dj@redhat.com>
16054 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16055 __SH2A_SINGLE_ONLY__ also.
16057 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16059 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16060 (movdf_internal): Ditto.
16061 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16062 SFmode and DFmode constants.
16063 (ia64_print_operand): Add 'G' format for printing
16064 floating point constants.
16066 2009-04-24 Richard Guenther <rguenther@suse.de>
16068 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16069 from unsigned additions.
16071 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16073 * c-typeck.c (set_init_index): Allow array designators that are
16074 not integer constant expressions with a pedwarn if pedantic.
16076 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16078 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16079 zero if no overlap in nonzero bits between the operands.
16081 2009-04-24 Ian Lance Taylor <iant@google.com>
16083 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16084 (record_dead_and_set_regs): Likewise.
16085 * df.h (struct df_mw_hardreg): Change flags field to int.
16086 (struct df_base_ref): Likewise.
16087 (struct df): Change changeable_flags field to int.
16088 * df-scan.c (df_defs_record): Change clobber_flags to int.
16089 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16090 constants rather than #define macros.
16091 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16092 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16093 (enum dwarf_calling_convention): Likewise.
16094 (enum dwarf_line_number_x_ops): Likewise.
16095 (enum dwarf_call_frame_info): Likewise.
16096 (enum dwarf_source_language): Likewise.
16097 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16098 (add_calling_convention_attribute): Likewise.
16099 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16100 (combine_comparisons): Change compcode to int. Add cast to enum type.
16101 * genrecog.c (maybe_both_true_2): Change c to int.
16102 (write_switch): Likewise. Add cast to enum type.
16103 * gimplify.c (gimplify_omp_for): Handle return values from
16104 gimplify_expr using MIN rather than bitwise or.
16105 (gimplify_expr): Add cast to enum type.
16106 * ipa-prop.c (update_jump_functions_after_inlining): Change
16107 IPA_BOTTOM to IPA_JF_UNKNOWN.
16108 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16109 Add casts to enum type.
16110 (setup_cover_and_important_classes): Change cl to int. Add casts
16112 (setup_class_translate): Change cl and mode to int.
16113 (ira_init_once): Change mode to int.
16114 (free_register_move_costs): Likewise.
16115 (setup_prohibited_mode_move_regs): Add casts to enum type.
16116 * langhooks.c (add_builtin_function_common): Rework assertion that
16117 value fits bitfield.
16118 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16119 * omega.c (omega_do_elimination): Avoid math on enum types.
16120 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16121 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16122 int local to handle integral_argment value.
16123 * regmove.c (try_auto_increment): Change PUT_MODE to
16125 * reload.c (push_secondary_reload): Add casts to enum type.
16126 (secondary_reload_class, find_valid_class): Likewise.
16127 * reload1.c (emit_input_reload_insns): Likewise.
16128 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16129 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16130 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16132 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16133 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16135 (expand_complex_libcall): Add casts to enum type.
16136 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16137 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16138 with ERROR_MARK, not NUM_TREE_CODES.
16139 (vect_create_epilog_for_reduction): Likewise.
16140 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16141 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
16142 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
16144 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
16145 vect_unused_in_loop. Change 0 to loop_vect.
16146 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
16147 * var-tracking.c (get_init_value): Change return type to enum
16149 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
16150 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
16152 (arm_override_options): Add casts to enum type.
16153 (arm_emit_tls_decoration): Likewise.
16154 * config/i386/i386.c (ix86_function_specific_restore): Add casts
16156 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
16157 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
16158 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
16160 * config/s390/s390.c (code_for_builtin_64): Change to array of
16162 (code_for_builtin_31): Likewise.
16163 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16165 * config/sparc/sparc.c (sparc_override_options): Change value
16166 field in struct code_model to enum cmodel. In initializer change
16167 0 to NULL and add cast to enum type.
16169 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16170 Change all callers. Issue a -Wc++-compat warning using
16171 lhs_origtype if necessary.
16172 (convert_for_assignment): Issue -Wc++-compat warnings about
16173 invalid conversions to enum type on assignment.
16174 * c-common.h (build_modify_expr): Update declaration.
16176 2009-04-24 Nick Clifton <nickc@redhat.com>
16178 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16179 (function_arg_advance): Likewise.
16180 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16183 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16185 * config/s390/constraints.md ('I', 'J'): Fix condition.
16187 2009-04-24 Diego Novillo <dnovillo@google.com>
16189 * gengtype-parse.c (parse_error): Add newline after message.
16191 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16193 * config/i386/sse.md (avxmodesuffixs): Removed.
16194 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16195 (*avx_pinsr<ssevecsize>): This.
16197 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16199 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16200 follow chains of regs with a single definition, and allow expressions
16201 that are function_invariant_p.
16202 (simple_rhs_p): Allow expressions that are function_invariant_p.
16204 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16206 PR middle-end/39867
16207 * fold-const.c (fold_cond_expr_with_comparison): When folding
16208 > and >= to MAX, make sure the MAX uses the same type as the
16209 comparison's operands.
16211 2009-04-24 Nick Clifton <nickc@redhat.com>
16213 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16214 addressing for DImode accesses.
16215 (frv_print_operand_address): Handle PLUS case.
16216 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16218 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16220 PR rtl-optimization/39794
16221 * alias.c (canon_true_dependence): Add x_addr argument.
16222 * rtl.h (canon_true_dependence): Adjust prototype.
16223 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16224 * cselib.c (cselib_invalidate_mem): Likewise.
16225 * gcse.c (compute_transp): Likewise.
16226 * dse.c (scan_reads_nospill): Likewise.
16227 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16228 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16229 canon_base_addr of the group, plus optional offset.
16230 (struct group_info): Rename canon_base_mem to
16232 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16233 canon_rtx of base_mem.
16235 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16237 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16238 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16240 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16242 * config/spu/spu-builtins.h: Delete file.
16244 * config/spu/spu.h (enum spu_builtin_type): Move here from
16246 (struct spu_builtin_description): Likewise. Add GTY marker.
16247 Do not use enum spu_function_code or enum insn_code.
16248 (spu_builtins): Add extern declaration.
16250 * config/spu/spu.c: Do not include "spu-builtins.h".
16251 (enum spu_function_code, enum spu_builtin_type_index,
16252 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16253 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16254 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16255 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16256 (spu_builtin_types): Make static. Add GTY marker.
16257 (spu_builtins): Add extern declaration with GTY marker.
16258 Include "gt-spu.h".
16260 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16261 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16262 Check programmatically whether all parameters are scalar.
16264 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16266 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16268 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16269 assignment from the constructor either if the target is volatile.
16271 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16273 * config/arm/arm.md (insv): Do not share operands[0].
16275 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16277 * config/vxlib-tls.c (active_tls_threads): Delete.
16278 (delete_hook_installed): New.
16279 (tls_delete_hook): Don't delete the delete hook.
16280 (tls_destructor): Delete it here.
16281 (__gthread_set_specific): Adjust installing the delete hook.
16282 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16283 __gthread_leave_tsd_dtor_context.
16285 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16287 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16289 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16291 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16293 (alpha_rtx_costs): Ditto.
16294 (emit_unlikely_jump): Use add_reg_note.
16295 (emit_frame_store_1): Ditto.
16296 (alpha_expand_prologue): Ditto.
16297 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16298 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16300 2009-04-23 Nick Clifton <nickc@redhat.com>
16302 * config/v850/v850.md (epilogue): Remove suppressed code.
16303 (return): Rename to return_simple and remove test of frame size.
16304 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16305 to gen_return_simple.
16307 2009-04-22 Jing Yu <jingyu@google.com>
16310 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16312 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16315 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16316 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16317 value is a VECTOR_CST, the element type is the element type of the
16320 2009-04-22 DJ Delorie <dj@redhat.com>
16322 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16324 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16326 * alias.c (find_base_term): Move around LO_SUM case, so that
16327 CONST falls through into PLUS/MINUS handling.
16330 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16331 into 0, use omit_one_operand.
16333 2009-04-23 Ben Elliston <bje@au.ibm.com>
16335 * config/rs6000/linux-unwind.h (get_regs): Remove type
16336 puns. Change the type of `pc' to an array of unsigned ints and
16337 update all users. Constify frame24.
16339 2009-04-22 DJ Delorie <dj@redhat.com>
16341 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16342 declarations before code.
16343 (current_function_special_page_vector): Likewise.
16344 (m32c_expand_insv): Silence a warning.
16346 2009-04-21 Taras Glek <tglek@mozilla.com>
16348 * alias.c: Update GTY annotations to new syntax.
16349 * basic-block.h: Likewise.
16350 * bitmap.h: Likewise.
16351 * c-common.h: Likewise.
16352 * c-decl.c: Likewise.
16353 * c-parser.c: Likewise.
16354 * c-pragma.c: Likewise.
16355 * c-tree.h: Likewise.
16356 * cfgloop.h: Likewise.
16357 * cgraph.h: Likewise.
16358 * config/alpha/alpha.c: Likewise.
16359 * config/arm/arm.h: Likewise.
16360 * config/avr/avr.h: Likewise.
16361 * config/bfin/bfin.c: Likewise.
16362 * config/cris/cris.c: Likewise.
16363 * config/darwin.c: Likewise.
16364 * config/frv/frv.c: Likewise.
16365 * config/i386/i386.c: Likewise.
16366 * config/i386/i386.h: Likewise.
16367 * config/i386/winnt.c: Likewise.
16368 * config/ia64/ia64.h: Likewise.
16369 * config/iq2000/iq2000.c: Likewise.
16370 * config/mips/mips.c: Likewise.
16371 * config/mmix/mmix.h: Likewise.
16372 * config/pa/pa.c: Likewise.
16373 * config/pa/pa.h: Likewise.
16374 * config/rs6000/rs6000.c: Likewise.
16375 * config/s390/s390.c: Likewise.
16376 * config/sparc/sparc.c: Likewise.
16377 * config/xtensa/xtensa.c: Likewise.
16378 * cselib.h: Likewise.
16379 * dbxout.c: Likewise.
16380 * dwarf2out.c: Likewise.
16381 * except.c: Likewise.
16382 * except.h: Likewise.
16383 * fixed-value.h: Likewise.
16384 * function.c: Likewise.
16385 * function.h: Likewise.
16386 * gimple.h: Likewise.
16387 * integrate.c: Likewise.
16388 * optabs.c: Likewise.
16389 * output.h: Likewise.
16390 * real.h: Likewise.
16392 * stringpool.c: Likewise.
16393 * tree-data-ref.c: Likewise.
16394 * tree-flow.h: Likewise.
16395 * tree-scalar-evolution.c: Likewise.
16396 * tree-ssa-address.c: Likewise.
16397 * tree-ssa-alias.h: Likewise.
16398 * tree-ssa-operands.h: Likewise.
16399 * tree.c: Likewise.
16400 * tree.h: Likewise.
16401 * varasm.c: Likewise.
16402 * varray.h: Likewise.
16404 * coretypes.h: Do not define GTY macro if it is already defined.
16405 * doc/gty.texi: Update GTY documentation to new syntax.
16406 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16407 annotations on structs.
16408 * gengtype-parse.c: Likewise.
16410 2009-04-22 Mark Heffernan <meheff@google.com>
16412 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16414 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16416 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16419 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16421 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16422 the same as a PLUS without a shift. Increase the cost of a
16425 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16427 * Makefile.in: Update dependencies.
16428 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16429 * errors.h: Remove bogus comment about compatibility.
16430 (warning): Update declaration.
16431 * genautomata.c: Update all calls to warning.
16432 * gimple.c: Do not include errors.h. Include toplev.h.
16433 * tree-ssa-structalias.c: Do not include errors.h.
16434 * omega.c: Likewise.
16435 * tree-ssa-reassoc.c: Likewise.
16436 * config/spu/spu-c.c: Likewise.
16437 * config/spu/t-spu-elf: Update dependencies.
16439 2009-04-22 Richard Guenther <rguenther@suse.de>
16441 PR tree-optimization/39824
16442 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16443 make sure the types are compatible.
16445 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16448 * c-common.c (c_parse_error): Take a token_flags parameter.
16449 Use token_type for the token type instead.
16450 Pass token_flags to cpp_type2name.
16451 * c-common.h (c_parse_error): Update declaration.
16452 * c-parser.c (c_parser_error): Pass 0 as token flags.
16454 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16456 PR rtl-optimization/39580
16457 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16459 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16461 * function.c (expand_function_end): Do not emit a jump to the "naked"
16462 return label for fall-through returns.
16463 * except.c (sjlj_emit_function_exit): Always place the call to the
16464 unregister function at the location installed by expand_function_end.
16466 2009-04-22 Richard Guenther <rguenther@suse.de>
16468 PR tree-optimization/39845
16469 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16470 (gen_inbound_check): Likewise.
16472 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16474 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16476 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16477 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16479 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16481 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16482 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16483 shift counts to avoid out-of-bounds array accesses.
16485 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16487 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16488 (Pmode): Move above.
16490 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16492 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16493 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16494 GET_CODE macro. Use IN_RANGE macro where appropriate.
16495 * config/alpha/alpha.h: Ditto.
16496 * config/alpha/alpha.md: Ditto.
16497 * config/alpha/constraints.md: Ditto.
16498 * config/alpha/predicates.md: Ditto.
16500 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16502 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16503 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16504 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16505 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16506 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16507 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16508 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16509 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16510 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16511 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16512 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16513 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16514 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16515 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16516 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16517 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16518 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16519 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16520 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16521 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16522 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16523 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16524 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16525 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16526 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16527 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16528 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16530 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16532 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16533 references from comments.
16534 * cfgbuild.c: (count_basic_blocks): Delete.
16535 (find_basic_blocks_1): Delete.
16536 (find_basic_blocks): Delete.
16537 * except.c (finish_eh_generation): Make static. Move comment from
16538 except.h here. Remove find_basic_blocks references from comments.
16539 * except.h (finish_eh_generation): Delete.
16540 * basic-block.h (find_basic_blocks): Delete.
16541 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16543 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16545 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16546 (sdbout_parms): Likewise.
16548 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16550 * config/sh/sh.c (prepare_cbranch_operands): Use
16551 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16552 (expand_cbranchdi4): Likewise.
16553 (from_compare): Add cast to enum type.
16554 (expand_cbranchsi4): Use add_reg_note.
16555 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16556 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16557 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16558 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16559 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16560 instead of CODE_FOR_nothing.
16561 (cbranchdi4): Likewise. Fix the order of arguments for
16563 (push_fpscr): Use add_reg_note.
16564 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16565 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16567 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16569 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16570 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16571 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16572 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16573 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16574 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16575 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16576 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16577 config/alpha/x-vms, config/arc/t-arc,
16578 config/arm/README-interworking, config/arm/arm-c.c,
16579 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16580 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16581 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16582 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16583 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16584 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16585 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16586 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16587 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16588 config/cris/t-elfmulti, config/crx/t-crx,
16589 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16590 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16591 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16592 config/h8300/t-h8300, config/i386/athlon.md,
16593 config/i386/darwin-libgcc.10.4.ver,
16594 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16595 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16596 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16597 config/i386/t-linux64, config/i386/t-nwld,
16598 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16599 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16600 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16601 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16602 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16603 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16604 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16605 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16606 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16607 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16608 config/m68k/t-uclinux, config/mcore/t-mcore,
16609 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16610 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16611 config/mips/crtn.asm, config/mips/irix-crti.asm,
16612 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16613 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16614 config/mips/mips-fixed.md, config/mips/sb1.md,
16615 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16616 config/mips/t-iris6, config/mips/t-isa3264,
16617 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16618 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16619 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16620 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16621 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16622 config/mn10300/t-linux, config/mn10300/t-mn10300,
16623 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16624 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16625 config/picochip/libgccExtras/clzsi2.asm,
16626 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16627 config/rs6000/darwin-libgcc.10.4.ver,
16628 config/rs6000/darwin-libgcc.10.5.ver,
16629 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16630 config/rs6000/t-aix43, config/rs6000/t-aix52,
16631 config/rs6000/t-darwin, config/rs6000/t-fprules,
16632 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16633 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16634 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16635 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16636 config/rs6000/t-rtems, config/rs6000/t-spe,
16637 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16638 config/score/t-score-elf, config/sh/divcost-analysis,
16639 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16640 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16641 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16642 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16643 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16644 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16645 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16646 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16647 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16648 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16649 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16650 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16651 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16652 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16653 * config/h8300/genmova.sh: Include copyright and license notices
16654 in generated output.
16655 * config/h8300/mova.md: Regenerate.
16656 * doc/install.texi2html: Include word "Copyright" in copyright
16657 notice and use name "Free Software Foundation, Inc.".
16658 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16659 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16660 ChangeLog-2007, ChangeLog-2008: Correct dates.
16662 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16664 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16665 NE_EXPR operations as well.
16666 * c-parser.c (c_parser_condition): Do not set location information on
16668 (c_parser_conditional_expression): Likewise.
16669 (c_parser_binary_expression): Set location information on operators.
16670 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16671 TRUTH_NOT_EXPR has been folded.
16672 * fold-const.c (fold_truth_not_expr): Copy location information from
16673 the incoming expression to the outgoing one.
16674 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16675 recursive calls on the LHS of the operator but pass that of the
16676 operator to recursive calls on the RHS of the operator. Set it
16678 (shortcut_cond_expr): Set the locus of the operator on the second
16679 COND_EXPR and that of the expression on the first in degenerate cases.
16680 Pass the locus of the expression to calls to shortcut_cond_r.
16681 Set the locus of the 'then' block on the associated jump, if any.
16682 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16683 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16684 expression to call to gimplify_boolean_expr.
16686 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16688 * config.gcc: Add additional configuration for
16689 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16690 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16691 (CPP_SPEC): Redefine for allowing -municode option.
16692 (STARTFILE_SPEC): Likewise.
16693 * config/i386/t-mingw-w64: New.
16694 * config/i386/mingw-w64.opt: New.
16695 (municode): Add new target option.
16696 * doc/invoke.texi (municode): Add documentation for new option.
16698 2009-04-21 Ian Lance Taylor <iant@google.com>
16700 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16701 Correct test for number of arguments.
16702 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16704 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16706 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16707 argument of emit_library_call.
16709 2009-04-21 Richard Guenther <rguenther@suse.de>
16711 PR middle-end/39829
16712 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16713 inside VIEW_CONVERT_EXPRs.
16715 2009-04-21 Martin Jambor <mjambor@suse.cz>
16717 * tree-switch-conversion.c (build_constructors): Split a long line.
16718 (constructor_contains_same_values_p): New function.
16719 (build_one_array): Create assigns of constants if possible, do not
16720 call mark_sym_for_renaming, call update_stmt.
16721 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16722 make_rename_temp. Do not call mark_symbols_for_renaming, call
16724 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16725 find_new_referenced_vars, call update_stmt.
16726 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16727 instead of calling make_rename_temp. Do not call
16728 find_new_referenced_vars or mark_symbols_for_renaming, call
16731 2009-04-21 Richard Guenther <rguenther@suse.de>
16733 PR tree-optimization/39827
16734 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16735 (tree_ssa_phiprop): Pass the correct array size.
16737 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16739 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16741 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16744 * c-typeck.c (lvalue_p): Move declaration ...
16745 * c-common.h (lvalue_p): ... to here.
16746 * c-common.c (candidate_equal_p): New.
16747 (add_tlist): Use it.
16748 (merge_tlist): Use it.
16749 (warn_for_collisions_1): Likewise.
16750 (warning_candidate_p): Accept more candidates.
16751 (verify_tree): A warning candidate can be an expression. Use
16754 2009-04-21 Ben Elliston <bje@au.ibm.com>
16757 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16758 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16759 options. Remove -mcall-solaris documentation.
16761 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16764 * doc/invoke.texi (-Wlong-long): Update description.
16765 * c-lex (interpret_integer): Only warn if there was no previous
16766 overflow and -Wlong-long is enabled.
16767 * c-decl.c (declspecs_add_type): Drop redundant flags.
16768 * c.opt (Wlong-long): Init to -1.
16769 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16770 and front-end warn_long_long. Wlong-long only depends on other
16771 flags if it is uninitialized.
16772 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16773 the same for CPP and FE.
16774 (restore_extension_diagnostics): Likewise.
16776 2009-04-20 Ian Lance Taylor <iant@google.com>
16778 Fix enum conversions which are invalid in C++:
16779 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16780 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16781 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16782 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16783 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16784 (dbxout_parms): Likewise.
16785 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16786 (df_clear_flags): Likewise.
16787 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16788 top_flag parameter to int.
16789 (df_chain_create_bb_process_use): Likewise.
16790 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16792 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16793 (df_ref_create_structure, df_def_record_1): Likewise.
16794 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16795 (df_notes_rescan): Change 0 to VOIDmode in function call.
16796 (df_get_call_refs, df_insn_refs_collect): Likewise.
16797 (df_bb_regs_collect): Likewise.
16798 (df_entry_block_defs_collect): Likewise.
16799 (df_exit_block_uses_collect): Likewise.
16800 * df.h: Update declarations.
16801 * double-int.c (double_int_divmod): Add cast to enum type.
16802 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16803 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16804 (based_loc_descr): Likewise.
16805 (loc_descriptor_from_tree_1): Change first_op and second_op to
16806 enum dwarf_location_atom. Add cast to enum type.
16807 * expmed.c (init_expmed): Change 0 to SET in function call.
16808 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16809 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16810 (do_store_flag): Likewise.
16811 * fixed-value.h (struct fixed_value): Change mode to enum
16813 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16814 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16816 (insert_insn_decl, insert_decl, insert_state): Likewise.
16817 (automata_list_finish): Likewise.
16818 * genrecog.c (process_define_predicate): Add cast to enum type.
16819 * gensupport.c (init_predicate_table): Add cast to enum type.
16820 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16822 (gimple_build_call_1, gimple_build_label): Likewise.
16823 (gimple_build_goto, gimple_build_asm_1): Likewise.
16824 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16825 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16826 (enum fallback): Rename from enum fallback_t.
16827 (fallback_t): Typedef as int.
16828 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16829 GSI_SAME_STMT in function call.
16830 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16832 (setup_reg_class_relations): Likewise.
16833 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16834 (setup_prohibited_class_mode_regs): Add cast to enum type.
16835 (setup_prohibited_mode_move_regs): Likewise.
16836 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16837 (record_address_regs): Change i to enum reg_class.
16838 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16839 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16840 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16841 (GET_MODE_2XWIDER_MODE): Likewise.
16842 (GET_CLASS_NARROWEST_MODE): Likewise.
16843 * omp-low.c (expand_omp_for): Add cast to enum type.
16844 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16845 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16846 * postreload.c (reload_cse_simplify_operands): Change rclass local
16848 * predict.c (combine_predictions_for_insn): Change best_predictor
16849 and predictor to enum br_predictor.
16850 (combine_predictions_for_bb): Likewise.
16851 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16852 use SET_PREDICT_EXPR_OUTCOME.
16853 * real.c (real_arithmetic): Change icode to code in function call.
16854 * reginfo.c (init_move_cost): Add casts to enum type.
16855 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16856 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16858 * reload.c (find_valid_class): Add casts to enum type.
16859 (push_reload): Change 0 to NO_REGS in function call.
16860 (find_reloads): Change this_alternative to array of enum
16861 reg_class. Remove some now-unnecessary casts.
16862 (make_memloc): Change 0 to VOIDmode in function call.
16863 * reload1.c (reload): Change 0 to VOIDmode in function call.
16864 (eliminate_regs_1, elimination_effects): Likewise.
16865 (eliminate_regs_in_insn): Likewise.
16866 (emit_input_reload_insns): Add cast to enum type.
16867 (delete_output_reload): Change 0 to VOIDmode in function call.
16868 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16869 to enum type in function call.
16870 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16871 (SET_PREDICT_EXPR_OUTCOME): Define.
16872 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16873 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16874 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16875 (dump_function): Likewise.
16876 * tree-dump.h: Update declarations.
16877 * tree-pass.h: Update declarations.
16878 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16879 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16881 (arm_rtx_costs_1): Correct parenthesization.
16882 (arm_rtx_costs): Add casts to enum type.
16883 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16884 (vfp_emit_fstmd): Use add_rg_note.
16885 (emit_multi_reg_push, emit_sfm): Likewise.
16886 (thumb_set_frame_pointer): Likewise.
16887 (arm_expand_prologue): Likewise.
16888 (arm_regno_class): Change return type to enum reg_class.
16889 (thumb1_expand_prologue): Use add_reg_note.
16890 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16891 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16893 * config/arm/gentune.sh: Add cast to enum type.
16894 * config/arm/arm-tune.md: Rebuild.
16895 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16896 (ix86_split_fp_branch, predict_jump): Likewise.
16897 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16898 insn_code to enum rtx_code.
16899 (ix86_builtin_vectorized_function): Add cast to enum type.
16900 * config/i386/i386.md (truncdfsf2): Change slot to enum
16902 (truncxf<mode>2, isinf<mode>2): Likewise.
16903 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16905 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16906 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16907 (insert_bundle_state): Change 1 to INSERT in function call.
16908 (ia64_add_bundle_selector_before): Likewise.
16909 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16910 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16911 (restore_stack_nonlocal): Likewise.
16912 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16914 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16916 (mips_rtx_costs): Likewise.
16917 (mips_override_options): Add casts to enum type.
16918 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16920 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16921 (store_reg, set_reg_plus_d): Likewise.
16922 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16923 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16925 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16927 (emit_unlikely_jump): Use add_reg_note.
16928 (rs6000_emit_allocate_stack): Likewise.
16929 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16930 (output_toc): Change 1 to INSERT in function call.
16931 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16932 (rs6000_initialize_trampoline): Likewise.
16933 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16935 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16936 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16937 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16938 (save_gprs): Use add_reg_note.
16939 (s390_emit_prologue): Likewise.
16940 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16941 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16942 (sparc_fold_builtin): Add cast to enum type.
16943 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16945 (spu_expand_prologue): Use add_reg_note.
16946 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16948 2009-04-20 Ian Lance Taylor <iant@google.com>
16950 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16951 (c_parser_postfix_expression_after_primary): Get VEC for list of
16952 arguments. Get original types of arguments. Call
16953 build_function_call_vec.
16954 (cached_expr_list_1, cached_expr_list_2): New static variables.
16955 (c_parser_expr_list): Change return type to VEC *. Add
16956 p_orig_types parameter. Change all callers.
16957 (c_parser_release_expr): New static function.
16958 (c_parser_vec_to_tree_list): New static function.
16959 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16960 call build_function_call_vec.
16961 (build_function_call_vec): New function, based on old
16962 build_function_call.
16963 (convert_arguments): Remove nargs and argarray parameters. Change
16964 values to a VEC. Add origtypes parameter.
16965 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16966 (convert_for_assignment): Add origtype parameter. Change all
16967 callers. If warn_cxx_compat, check for conversion to an enum
16968 type when calling a function.
16969 (store_init_value): Add origtype parameter. Change all callers.
16970 (digest_init): Likewise.
16971 (struct init_node): Add origtype field.
16972 (add_pending_init): Add origtype parameter. Change all callers.
16973 (output_init_element): Likewise.
16974 (output_pending_init_elements): Pass origtype from init_node to
16975 output_init_element.
16976 (process_init_element): Pass origtype from c_expr to
16977 output_init_element.
16978 (c_finish_return): Add origtype parameter. Change all callers.
16979 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16981 (sync_resolve_params): Likewise.
16982 (sync_resolve_return): Change params to first_param. Change caller.
16983 (resolve_overloaded_builtins): Change params to VEC *. Change
16984 callers. Save first parameter around call to build_function_call_vec.
16985 * c-decl.c (finish_decl): Add origtype parameter. Change all
16986 callers. Call build_function_call_vec rather than
16987 build_function_call for cleanup.
16988 * c-tree.h: Update declarations.
16989 * c-common.h: Update declarations.
16990 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16991 params to first_param.
16992 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16993 params parameter from tree to void *.
16994 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16995 Change arglist parameter to have type void *, and to be a pointer
16997 * config/rs6000/rs6000-protos.h
16998 (altivec_resolve_overloaded_builtin): Update declaration.
16999 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17000 fnargs parameter to have type void *, and to be a pointer to a
17001 VEC. Call build_function_call_vec instead of
17002 build_function_call.
17003 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17005 2009-04-20 Joey Ye <joey.ye@intel.com>
17006 Xuepeng Guo <xuepeng.guo@intel.com>
17007 H.J. Lu <hongjiu.lu@intel.com>
17009 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17011 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17012 (IX86_LEA_PRIORITY): Likewise.
17013 (distance_non_agu_define): New function.
17014 (distance_agu_use): Likewise.
17015 (ix86_lea_for_add_ok): Likewise.
17016 (ix86_dep_by_shift_count): Likewise.
17018 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17019 should split for LEA.
17021 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17023 (ix86_dep_by_shift_count): Likewise.
17025 2009-04-20 Richard Guenther <rguenther@suse.de>
17027 * expr.c (handled_component_p): Move ...
17028 * tree.h (handled_component_p): ... here.
17029 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17030 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17031 and REALPART_EXPR to be in one group.
17033 2009-04-20 Richard Guenther <rguenther@suse.de>
17035 * basic-block.h (get_all_dominated_blocks): Declare.
17036 * dominance.c (get_all_dominated_blocks): New function.
17037 * tree-cfg.c (get_all_dominated_blocks): Remove.
17038 (remove_edge_and_dominated_blocks): Adjust.
17039 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17040 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17041 instead of recursing.
17043 2009-04-20 Doug Kwan <dougkwan@google.com>
17045 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17046 (struct cgraph_node_set_def): New type.
17047 (cgraph_node_set) New type. Also declare vector functions.
17048 (struct cgraph_node_set_element_def): New type.
17049 (cgraph_node_set_element): Ditto.
17050 (cgraph_node_set_iterator): New iterator type.
17051 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17052 cgraph_node_set_remove, dump_cgraph_node_set,
17053 debug_cgraph_node_set): New prototypes.
17054 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17055 cgraph_node_set_size): New inlines.
17056 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17057 including cgraph.h.
17058 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17059 argument to function 'write_summary'.
17060 * ipa.c: Include ggc.h.
17061 (hash_cgraph_node_set_element,
17062 eq_cgraph_node_set_element, cgraph_node_set_new,
17063 cgraph_node_set_add, cgraph_node_set_remove,
17064 cgraph_node_set_find, dump_cgraph_node_set,
17065 debug_cgraph_node_set): New functions.
17066 * Makefile.in (ipa.o): Add dependency on GGC_H.
17068 2009-04-20 Ira Rosen <irar@il.ibm.com>
17070 PR tree-optimization/39675
17071 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17072 check of the return code of vect_schedule_slp. Check that
17073 stmt_vec_info still exists for the statement, before checking its
17074 vectorization type.
17076 2009-04-20 Michael Matz <matz@suse.de>
17078 * Makefile.in (generated_files): Take out $(simple_generated_c).
17080 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17082 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17083 (UINTPTR_TYPE): Likewise.
17085 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17088 * c-typeck.c (digest_init): Check for initializing an array with a
17091 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17094 * c-semantics.c (pop_stmt_list): Propagate
17095 STATEMENT_LIST_HAS_LABEL to parent statement list.
17097 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17099 * config/mips/mips.h (mips_tune_attr): New macro.
17100 * config/mips/mips.md (cpu): Use it.
17102 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17105 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17108 2009-04-19 Diego Novillo <dnovillo@google.com>
17110 * toplev.c (compile_file): Move call to coverage_finish ...
17111 * cgraphunit.c (ipa_passes): ... here.
17112 Call cgraph_process_new_functions.
17113 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17114 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17116 2009-04-19 Jan Hubicka <jh@suse.cz>
17118 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17120 (dump_cgraph_node): Dump can throw external flag.
17121 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17123 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17127 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17128 * common.opt (Wlogical-op): Move from here...
17129 * c.opt (Wlogical-op): ... to here.
17130 * c-typeck.c (parser_build_binary_op): Update call to
17131 warn_logical_operator.
17132 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17134 * c-common.c (warn_logical_op): Update.
17135 * c-common.h (warn_logical_op): Update declaration.
17137 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17139 * tree.c (protected_set_expr_location): Fix formatting.
17141 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17144 * c-typeck.c (readonly_warning): new.
17145 (build_unary_op, build_modify_expr): Use readonly_warning for
17146 storing into something readonly but not const-qualified.
17148 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17151 * c-typeck.c (build_unary_op): Check for taking address of
17152 expression of type void.
17154 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17157 * c-typeck.c (build_function_call): Check for calling a function
17158 with qualified void return types. Call require_complete_type when
17161 2009-04-18 Jan Hubicka <jh@suse.cz>
17163 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17165 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17166 can_throw_external flag.
17167 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17168 * ipa-pure-const.c (ignore_edge): New function.
17169 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17170 only over can_throw_external edges.
17171 (local_pure_const): Add nothrow flag.
17172 * ipa-utils.c (searchc): Add ignore_edge callback.
17173 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17174 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17175 (set_nothrow_function_flags): Update cgraph.
17176 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17178 2009-04-18 Richard Guenther <rguenther@suse.de>
17180 PR middle-end/39804
17181 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17182 (fold_stmt): ... this and ...
17183 (fold_stmt_inplace): ... this.
17184 (fold_stmt_1): Fold references in calls and asms.
17185 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17187 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17189 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17190 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17192 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17194 * tree.c (function_args_count): Remove.
17195 * tree.h: Remove the prototype for function_args_count.
17197 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17199 * tree-iterator.c (expr_only): Remove.
17200 * tree.h: Remove the prototype for expr_only.
17202 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17204 * reginfo.c (cannot_change_mode_set_regs): Remove.
17205 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17207 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17209 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17210 whether operands 0 and 1 overlaps.
17212 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17214 PR middle-end/36902
17215 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17216 pointer. Use warning_at instead of warning.
17217 (search_for_addr_array): Likewise.
17218 (check_array_bounds): Likewise.
17219 (check_all_array_refs): Check that the incoming edge is not in the
17220 list of edges to be removed.
17221 (check_all_array_refs): Avoid the temporal pointer.
17222 (vrp_visit_cond_stmt): Fix typo.
17223 (simplify_switch_using_ranges): Handle the case where the switch
17224 index is an integer constant.
17226 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17228 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17230 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17232 * doc/extend.texi, doc/invoke.texi: Fix typos.
17234 2009-04-17 Cary Coutant <ccoutant@google.com>
17236 * tree-flow-inline.h (get_lineno): Fix inverted test.
17238 2009-04-17 Diego Novillo <dnovillo@google.com>
17240 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17241 assertion for AVAIL_OUT.
17243 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17246 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17247 * config/sh/linux-atomic.asm: Likewise.
17249 2009-04-17 Diego Novillo <dnovillo@google.com>
17251 * except.c (debug_eh_tree): New.
17252 (struct eh_region, struct eh_status): Move ...
17253 * except.h: ... here.
17254 (add_type_for_runtime): Declare extern.
17255 (lookup_type_for_runtime): Likewise.
17256 (debug_eh_tree): Declare.
17257 * Makefile.in (GTFILES): List except.h before except.c
17259 2009-04-17 Diego Novillo <dnovillo@google.com>
17261 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17262 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17263 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17264 (find_vars_r): ... here.
17265 * tree-flow.h (find_referenced_vars_in): Declare.
17266 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17267 that AVAIL_OUT exists for BLOCK.
17268 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17269 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17270 (tree-parloops.o): Likewise.
17272 2009-04-17 Simon Baldwin <simonb@google.com>
17274 * toplev.c (default_tree_printer): Add handling for %E format.
17276 2009-04-17 Diego Novillo <dnovillo@google.com>
17278 * tree-pretty-print.c (dump_generic_node): Add break after
17279 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17280 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17281 FUNCTION_TYPE together. Call print_struct_decl when printing
17282 structures and TDF_SLIM is not given.
17283 (print_struct_decl): Fix logic for detecting recursion.
17285 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17288 * gcc.c (create_at_file): New.
17289 (compile_input_file_p): New.
17290 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17291 * main.c (main): Update call to toplev_main.
17292 * toplev.c (toplev_main): Change signature. Call expandargv.
17293 * toplev.h (toplev_main): Change signature.
17295 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17297 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17298 if the latter is not constant.
17300 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17302 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17304 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17306 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17307 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17309 2009-04-17 Richard Guenther <rguenther@suse.de>
17311 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17312 Handle component references view-converting an invariant address.
17314 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17316 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17317 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17318 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17319 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17320 Use @deftypevr rather than @deftypevar.
17322 2009-04-17 Richard Guenther <rguenther@suse.de>
17324 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17325 (get_prop_source_stmt): Likewise.
17326 (can_propagate_from): Likewise.
17328 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17330 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17331 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17332 (--with-multilib-list): Add default value.
17333 * configure: Regenerate.
17334 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17335 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17336 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17337 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17338 Don't add default cpu to multilib list unnecessarily, but do enable
17339 the relevant compiler option..
17340 Add support for --with-multilib-list=<blank> and
17341 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17342 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17343 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17344 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17345 TM_MULTILIB_CONFIG.
17346 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17347 (MULTILIB_OSDIRNAMES): New variable.
17348 * config/sh/t-1e: Delete file.
17349 * config/sh/t-mlib-sh1: Delete file.
17350 * config/sh/t-mlib-sh2: Delete file.
17351 * config/sh/t-mlib-sh2a: Delete file.
17352 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17353 * config/sh/t-mlib-sh2a-single: Delete file.
17354 * config/sh/t-mlib-sh2a-single-only: Delete file.
17355 * config/sh/t-mlib-sh2e: Delete file.
17356 * config/sh/t-mlib-sh3e: Delete file.
17357 * config/sh/t-mlib-sh4: Delete file.
17358 * config/sh/t-mlib-sh4-nofpu: Delete file.
17359 * config/sh/t-mlib-sh4-single: Delete file.
17360 * config/sh/t-mlib-sh4-single-only: Delete file.
17361 * config/sh/t-mlib-sh4a: Delete file.
17362 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17363 * config/sh/t-mlib-sh4a-single: Delete file.
17364 * config/sh/t-mlib-sh4a-single-only: Delete file.
17365 * config/sh/t-mlib-sh4al: Delete file.
17366 * config/sh/t-mlib-sh5-32media: Delete file.
17367 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17368 * config/sh/t-mlib-sh5-64media: Delete file.
17369 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17370 * config/sh/t-mlib-sh5-compact: Delete file.
17371 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17372 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17373 * doc/install.texi (Options specification): Add
17374 --with-multilib-list and --with-endian.
17376 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17378 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17380 (OBJS-common): Add plugin-version.o.
17381 (plugin-version.o): New.
17382 * gcc-plugin.h (plugin_gcc_version): New.
17383 (plugin_default_version_check): New.
17384 (plugin_init_func, plugin_init): Add version argument.
17385 * plugin-version.c: New.
17386 * plugin.c (str_plugin_gcc_version_name): New.
17387 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17388 pass it to the init function.
17389 (plugin_default_version_check): New.
17391 2009-04-17 Richard Guenther <rguenther@suse.de>
17393 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17394 for decl-vs-decl disambiguation.
17396 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17398 * config/s390/s390.h (s390_tune_attr): New macro definition.
17399 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17401 2009-04-17 Richard Guenther <rguenther@suse.de>
17403 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17404 (fold_stmt_r): Likewise.
17405 (maybe_fold_reference): New function.
17406 (fold_gimple_assign): Handle cases fold_stmt_r did.
17407 (fold_stmt): Do not use fold_stmt_r.
17408 (fold_stmt_inplace): Likewise.
17410 2009-04-17 Richard Guenther <rguenther@suse.de>
17412 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17413 (record_equivalences_from_stmt): Remove useless checks and
17415 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17416 the type is already suitable.
17418 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17420 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17422 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17424 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17425 (CMPtype): Define as __gcc_CMPtype.
17427 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17429 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17430 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17432 2009-04-17 Richard Guenther <rguenther@suse.de>
17434 PR tree-optimization/39746
17435 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17436 special-casing for builtins and static variable use/def.
17437 (call_may_clobber_ref_p_1): Likewise.
17439 2009-04-16 Ian Lance Taylor <iant@google.com>
17441 * df.h: Include "timevar.h".
17442 (struct df_problem): Change tv_id field to timevar_id_t.
17443 * tree-pass.h: Include "timevar.h".
17444 (struct opt_pass): Change tv_id field to timevar_id_t.
17445 * timevar.h (timevar_id_t): Define TV_NONE.
17446 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17447 TV_NONE rather than tv_id != 0.
17448 (execute_one_pass): Likewise.
17449 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17450 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17451 dependencies to $(TREE_PASS_H).
17452 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17454 (pass_branch_target_load_optimize2): Likewise.
17455 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17456 (pass_outof_cfg_layout_mode): Likewise.
17457 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17458 (pass_rebuild_cgraph_edges): Likewise.
17459 (pass_remove_cgraph_callee_edges): Likewise.
17460 * df-core.c (pass_df_initialize_opt): Likewise.
17461 (pass_df_initialize_no_opt): Likewise.
17462 (pass_df_finish): Likewise.
17463 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17464 * except.c (pass_set_nothrow_function_flags): Likewise.
17465 (pass_convert_to_eh_region_ranges): Likewise.
17466 * final.c (pass_compute_alignments): Likewise.
17467 * function.c (pass_instantiate_virtual_regs): Likewise.
17468 (pass_init_function): Likewise.
17469 (pass_leaf_regs): Likewise.
17470 (pass_match_asm_constraints): Likewise.
17471 * gimple-low.c (pass_lower_cf): Likewise.
17472 (pass_mark_used_blocks): Likewise.
17473 * init-regs.c (pass_initialize_regs): Likewise.
17474 * integrate.c (pass_initial_value_sets): Likewise.
17475 * ira.c (pass_ira): Likewise.
17476 * jump.c (pass_cleanup_barriers): Likewise.
17477 * omp-low.c (pass_expand_omp): Likewise.
17478 (pass_lower_omp): Likewise.
17479 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17480 * recog.c (pass_split_all_insns): Likewise.
17481 (pass_split_after_reload): Likewise.
17482 (pass_split_before_regstack): Likewise.
17483 (pass_split_before_sched2): Likewise.
17484 (pass_split_for_shorten_branches): Likewise.
17485 * reginfo.c (pass_reginfo_init): Likewise.
17486 (pass_subregs_of_mode_init): Likewise.
17487 (pass_subregs_of_mode_finish): Likewise.
17488 * passes.c (pass_postreload): Likewise.
17489 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17490 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17491 (pass_warn_function_return): Likewise.
17492 (pass_warn_function_noreturn): Likewise.
17493 * tree-complex.c (pass_lower_complex): Likewise.
17494 (pass_lower_complex_O0): Likewise.
17495 * tree-if-conv.c (pass_if_conversion): Likewise.
17496 * tree-into-ssa.c (pass_build_ssa): Likewise.
17497 * tree-mudflap.c (pass_mudflap_1): Likewise.
17498 (pass_mudflap_2): Likewise.
17499 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17500 (pass_mudflap_2): Likewise.
17501 * tree-nrv.c (pass_return_slot): Likewise.
17502 * tree-object-size.c (pass_object_sizes): Likewise.
17503 * tree-optimize.c (pass_all_optimizations): Likewise.
17504 (pass_early_local_passes): Likewise.
17505 (pass_all_early_optimizations): Likewise.
17506 (pass_cleanup_cfg): Likewise.
17507 (pass_cleanup_cfg_post_optimizing): Likewise.
17508 (pass_free_datastructures): Likewise.
17509 (pass_free_cfg_annotations): Likewise.
17510 (pass_fixup_cfg): Likewise.
17511 (pass_init_datastructures): Likewise.
17512 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17513 (pass_late_warn_uninitialized): Likewise.
17514 (pass_update_address_taken): Likewise.
17515 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17516 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17517 (pass_cse_sincos): Likewise.
17518 (pass_convert_to_rsqrt): Likewise.
17519 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17520 * tree-stdarg.c (pass_stdarg): Likewise.
17521 * tree-tailcall.c (pass_tail_recursion): Likewise.
17522 (pass_tail_calls): Likewise.
17523 * tree-vect-generic.c (pass_lower_vector): Likewise.
17524 (pass_lower_vector_ssa): Likewise.
17525 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17527 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17529 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17531 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17533 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17534 logical and signext.
17536 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17539 * config/sh/predicates.md (arith_operand): Check if the operand
17540 of TRUNCATE is a REG.
17542 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17544 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17545 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17547 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17549 * tree-iterator.c (tsi_split_statement_list_after,
17550 tsi_split_statement_list_before): Remove.
17551 * tree-iterator.h: Remove the prototypes for
17552 tsi_split_statement_list_after and tsi_split_statement_list_before.
17554 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17556 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17557 * tree-ssa-propagate.h: Remove the prototype for
17558 stmt_makes_single_load.
17560 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17562 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17563 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17565 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17567 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17569 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17571 * except.c (eh_region_outer_p): Remove.
17572 * except.h: Remove the prototype for eh_region_outer_p.
17574 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17576 * function.c (current_function_assembler_name): Remove.
17577 * function.h: Remove the prototype for
17578 current_function_assembler_name.
17580 2009-04-16 Ian Lance Taylor <iant@google.com>
17582 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17583 (add_reg_note): Call alloc_reg_note.
17584 * rtl.h (alloc_reg_note): Declare.
17585 * combine.c (try_combine): Use alloc_reg_note.
17586 (recog_for_combine, move_deaths): Likewise.
17587 (distribute_notes): Use alloc_reg_note and add_reg_note.
17588 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17589 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17590 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17592 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17594 PR rtl-optimization/39762
17595 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17596 ira_may_move_out_cost): Add comments about way of their usage.
17597 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17599 * ira-conflicts.c (process_regs_for_copy): Use function
17600 ira_get_register_move_cost instead of global
17601 ira_register_move_cost.
17603 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17604 color_pass, move_spill_restore, update_curr_costs): Ditto.
17606 * ira-lives.c (process_single_reg_class_operands): Ditto.
17608 * ira-emit.c (emit_move_list): Ditto.
17610 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17611 (record_reg_classes): Ditto. Use functions
17612 ira_get_register_move_cost and ira_get_may_move_cost instead of
17613 global vars ira_register_move_cost, ira_may_move_out_cost and
17614 ira_may_move_in_cost.
17615 (record_address_regs): Don't call ira_init_register_move_cost.
17616 Use function ira_get_may_move_cost instead of global
17617 ira_may_move_in_cost.
17618 (process_bb_node_for_hard_reg_moves): Use function
17619 ira_get_register_move_cost instead of global ira_register_move_cost.
17620 (ira_costs): Don't call ira_init_register_move_cost.
17622 2009-04-16 Richard Guenther <rguenther@suse.de>
17624 * tree-cfg.c (verify_gimple_assign_binary):
17625 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17626 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17627 (create_general_new_stmt): Note that this function is broken.
17629 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17631 * common.opt (fhelp): Add Var(help_flag).
17632 * gcc-plugin.h (plugin_info): Add help.
17633 * plugin.c (plugin_name_args): Add help.
17634 (register_plugin_info): Set plugin->help.
17635 (print_help_one_plugin): New.
17636 (print_plugins_help): New.
17637 * plugin.h (print_plugins_help): New.
17638 * toplev.c (toplev_main): Call print_plugins_help if needed.
17640 2009-04-16 Richard Guenther <rguenther@suse.de>
17642 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17643 (gimple_ior_addresses_taken_1): New function.
17644 (gimple_ior_addresses_taken): Likewise.
17645 * gimple.h (struct gimple_statement_with_ops_base): Remove
17646 addresses_taken member.
17647 (gimple_ior_addresses_taken): Declare.
17648 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17649 gimple_set_addresses_taken): Remove.
17650 * ipa-reference.c (mark_address): New function.
17651 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17652 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17653 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17654 (gimple_add_to_addresses_taken): Remove.
17655 (get_tmr_operands): Call mark_address_taken.
17656 (get_asm_expr_operands): Likewise.
17657 (get_expr_operands): Likewise.
17658 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17659 (free_stmt_operands): Do not free it.
17660 * tree-ssa.c (delete_tree_ssa): Likewise.
17661 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17663 2009-04-16 Richard Guenther <rguenther@suse.de>
17665 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17666 (walk_stmt_load_store_ops): Likewise.
17667 * gimple.c (get_base_loadstore): New function.
17668 (walk_stmt_load_store_addr_ops): Likewise.
17669 (walk_stmt_load_store_ops): Likewise.
17670 * ipa-pure-const.c (check_op): Simplify.
17671 (check_load, check_store): New functions.
17672 (check_stmt): Use walk_stmt_load_store_ops.
17673 * ipa-reference.c (mark_load): Adjust signature.
17674 (mark_store): Likewise.
17675 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17677 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17679 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17680 (plugin_info): New.
17681 * opts.c (common_handle_option): Don't call print_version.
17682 * plugin.c (plugin_name_args): Add version.
17683 (register_plugin_info): New.
17684 (register_callback): Handle PLUGIN_INFO.
17685 (try_init_one_plugin): New.
17686 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17688 (finalize_one_plugin): New.
17689 (finalize_plugins): New.
17690 (print_one_plugin): New.
17691 (print_plugins_versions): New.
17692 * plugin.h (print_plugins_versions): New.
17693 (finalize_plugins): New.
17694 * toplev.c (compile_file): Don't call initialize_plugins.
17695 (print_version): Call print_plugins_versions.
17696 (toplev_main): Call initialize_plugins. Print version if needed.
17697 Call finalize_plugins.
17699 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17701 * common.opt (fversion): New.
17702 * gcc.c (print_version): New.
17703 (process_command): Don't print the version. Just set print_version.
17704 (main): Print version. Call subprocesses if print_version and
17705 verbose_flag are set.
17706 * opts.c (common_handle_option): Handle OPT_fversion.
17708 2009-04-16 Richard Guenther <rguenther@suse.de>
17709 Ira Rosen <irar@il.ibm.com>
17711 PR tree-optimization/39698
17712 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17713 type of the reduction variable. Only generate the def if
17716 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17717 make sure to first convert to an integer of the same precision.
17718 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17719 the type of the evolution correctly in computing the new
17720 induction variable base.
17722 2009-04-16 Richard Guenther <rguenther@suse.de>
17724 PR middle-end/39625
17725 * tree-cfg.c (make_blocks): Split statements with to-be
17726 abnormal SSA names on the lhs.
17728 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17730 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17731 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17732 * c-typeck.c (really_start_incremental_init): Likewise.
17733 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17734 (TARGET_INITIALIZER): Remove it.
17735 * target.h (struct target): Remove vector_opaque_p.
17736 * tree.c (build_opaque_vector_type): New.
17737 * tree.h (TYPE_VECTOR_OPAQUE): New.
17738 (build_opaque_vector_type): Declare.
17739 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17740 * config/rs6000/rs6000.c (build_opaque_vector_type,
17741 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17742 (rs6000_init_builtins): Use build_opaque_vector_type for
17743 opaque_V4SI_type_node.
17745 2009-04-15 Catherine Moore <clm@codesourcery.com>
17747 * debug.h (set_name): Declare.
17748 * dwarf2out.c (dwarf2out_set_name): Declare.
17749 (dwarf2_debug_hooks): Add set_name.
17750 (find_AT_string): New.
17751 (add_AT_string): Call find_AT_string.
17752 (dwarf2out_set_name): New.
17753 * cp/decl.c (grokdeclarator): Call set_name.
17754 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17755 * debug.c (do_nothing_debug_hooks): Likewise.
17756 * dbxout.c (dbx_debug_hooks): Likewise.
17757 * sdbout.c (sdb_debug_hooks): Likewise.
17759 2009-04-15 Michael Eager <eager@eagercon.com>
17761 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17762 reg for single-precision FPU.
17763 * config/rs6000/rs6000.md (movsi_internal1): Only for
17764 !TARGET_SINGLE_FPU.
17765 (movsi_internal1_single): New. Add pattern to move SI values to/from
17766 single-precision FP regs.
17768 2009-04-15 Richard Guenther <rguenther@suse.de>
17770 * omp-low.c (lower_rec_input_clauses): Build correct address
17772 (expand_omp_for_generic): Fix multiplication type.
17773 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17774 (generate_memset_zero): Fix types.
17775 * tree-profile.c (prepare_instrumented_value): Correctly
17778 2009-04-15 Ian Lance Taylor <iant@google.com>
17780 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17781 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17782 for -Wall and for -Wc++-compat.
17783 (c_common_post_options): For C++, set warn_enum_compare if not
17785 * c-tree.h (struct c_expr): Add field original_type.
17786 (build_external_ref): Update declaration.
17787 * c-parser.c (c_parser_braced_init): Set original_type.
17788 (c_parser_initelt): Likewise.
17789 (c_parser_expr_no_commas): Likewise.
17790 (c_parser_conditional_expression): Likewise.
17791 (c_parser_cast_expression): Likewise.
17792 (c_parser_unary_expression): Likewise. Pull setting of
17793 original_code to top of function.
17794 (c_parser_sizeof_expression): Set original_type.
17795 (c_parser_alignof_expression): Likewise.
17796 (c_parser_postfix_expression): Likewise. Pull setting of
17797 original_code to top of function.
17798 (c_parser_postfix_expression_after_paren_type): Set original_type.
17799 (c_parser_postfix_expression_after_primary): Likewise.
17800 (c_parser_expression): Likewise.
17801 * c-typeck.c (build_external_ref): Add type parameter. Change all
17803 (c_expr_sizeof_expr): Set original_type field.
17804 (parser_build_unary_op): Likewise.
17805 (parser_build_binary_op): Likewise. Optionally warn about
17806 comparisons of enums of different types.
17807 (digest_init): Set original_type field.
17808 (really_start_incremental_init): Likewise.
17809 (push_init_level, pop_init_level): Likewise.
17810 * doc/invoke.texi (Warning Options): -Wenum-compare now
17813 2009-04-15 Richard Guenther <rguenther@suse.de>
17815 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17816 out a necessary conversion.
17817 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17818 names we didn't value number.
17819 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17821 2009-04-15 Richard Guenther <rguenther@suse.de>
17823 PR tree-optimization/39764
17824 * tree-ssa-ccp.c (get_value): Canonicalize value with
17825 canonicalize_float_value.
17827 2009-04-15 Jan Hubicka <jh@suse.cz>
17829 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17830 Wrong version of patch.
17832 2009-04-15 Jan Hubicka <jh@suse.cz>
17834 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17836 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17838 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17839 our distinct integral and vector types.
17841 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17843 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17844 * init.c (build_vtbl_address): Remove call to assemble_external.
17846 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17848 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17849 output for other floating point modes.
17851 2009-04-14 Diego Novillo <dnovillo@google.com>
17853 * diagnostic.c (diagnostic_report_diagnostic): Do not
17854 warn about loaded plugins for DK_ERROR and DK_WARNING.
17855 * c-decl.c (declspecs_add_type): Move call to
17856 invoke_plugin_callbacks ...
17857 * c-parser.c (c_parser_declspecs): ... here.
17858 * plugin.c (dump_active_plugins): Tidy output.
17860 2009-04-14 Diego Novillo <dnovillo@google.com>
17861 Le-Chun Wu <lcwu@google.com>
17863 * configure.ac: Add --enable-plugin support.
17864 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17865 * Makefile.in (PLUGIN_H): Define.
17866 Export ENABLE_PLUGIN and GMPINC to site.exp.
17867 Add PLUGINLIBS to link command.
17868 Add/modify dependencies for plugin.o and files including plugin.h.
17870 * config.in: Regenerate.
17872 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17875 2009-04-14 Le-Chun Wu <lcwu@google.com>
17877 * tree-pass.h (register_one_dump_file): Add a prototype for
17878 register_one_dump_file.
17879 * toplev.c (compile_file): Call initialize_plugins.
17880 (do_compile): Call invoke_plugin_callbacks.
17881 (toplev_main): Call invoke_plugin_callbacks.
17882 * common.opt: Add -fplugin= and -fplugin-arg-.
17883 * gcc-plugin.h: New public header file for plugins to include.
17884 * plugin.c: New source file.
17885 * plugin.h: New internal header file.
17886 * passes.c (register_one_dump_file): Make it external.
17888 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17890 2009-04-14 Diego Novillo <dnovillo@google.com>
17892 * doc/plugins.texi: New.
17893 * doc/gccint.texi: Add reference to Plugins chapter.
17894 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17895 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17896 loaded plugins, if any.
17897 * timevar.def (TV_PLUGIN_INIT): Define.
17898 (TV_PLUGIN_RUN): Define.
17899 * plugin.c: Include timevar.h
17900 (plugins_active_p): New.
17901 (dump_active_plugins): New.
17902 (debug_active_plugins): New.
17904 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17906 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17908 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17910 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17912 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17913 the same as a minus without a shift.
17915 2009-04-14 Nick Clifton <nickc@redhat.com>
17917 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17918 comparisons with small integers will always produce a short
17921 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17924 2008-12-19 Diego Novillo <dnovillo@google.com>
17926 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17928 2009-04-14 Richard Guenther <rguenther@suse.de>
17930 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17932 (verify_gimple_assign_binary): Likewise. Handle shifts and
17934 (verify_gimple_phi): Print the mismatched argument position.
17935 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17937 (vect_update_init_of_dr): Likewise.
17938 * matrix-reorg.c (transform_access_sites): Do what the
17940 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17942 2009-04-13 Michael Eager <eager@eagercon.com>
17944 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17945 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17946 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17947 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17948 remove duplicate config
17950 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17952 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17953 file_name:line_number type locator of the call site.
17955 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17957 * genautomata.c: Put blank after comma.
17958 (automaton_decls): New.
17959 (struct unit_usage): Add comments to member next.
17960 (store_alt_unit_usage): Keep the list ordered.
17961 (unit_present_on_list_p, equal_alternatives_p): New.
17962 (check_regexp_units_distribution): Check units distribution
17963 correctness correctly.
17964 (main): Don't write automata if error is found. Return correct
17967 * config/m68k/cf.md (cfv4_ds): Remove.
17968 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17969 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17971 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17972 power4-load-ext, power4-store, power4-store-update,
17973 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17974 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17975 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17976 power4-sqrt, power4-isync): Modify reservation to make correct
17977 unit distribution to automata.
17979 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17980 power5-store-update, power5-two, power5-three, power5-lmul,
17981 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17983 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17985 * except.c (pass_set_nothrow_function_flags): Set name and add
17987 (set_nothrow_function_flags): Mention in the dump file when
17988 changing a function to nothrow.
17990 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17993 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17994 instead of unsigned long.
17996 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17998 * config/arm/arm.c (return_used_this_function): Remove.
17999 (arm_output_function_prologue): Remove use of
18000 return_used_this_function.
18001 (output_return_instruction): Replace use of
18002 return_used_this_function
18003 by cfun->machine->return_used_this_function.
18004 (arm_output_epilogue): Likewise.
18005 (arm_output_function_epilogue): Likewise.
18006 (thumb_unexpanded_epilogue): Likewise.
18007 * config/arm/arm.h (struct machine_function):
18008 New member return_used_this_function.
18010 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18012 * doc/install.texi: Correct description of default directory for
18013 --with-gxx-include-dir.
18015 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18017 * fold-const.c (build_range_check): Properly deal with enumeral and
18018 boolean base types.
18020 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18022 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18023 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18024 * params.h (MAX_GCSE_PASSES): Remove.
18025 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18026 in sequence. Remove ability to run multiple passes.
18027 (bypass_jumps): Report run as third CPROP pass.
18029 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18031 PR middle-end/39651
18032 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18033 when deciding whether the whole SEQUENCE can throw.
18035 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18038 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18039 offseted label references.
18041 2009-04-11 Jan Hubicka <jh@suse.cz>
18043 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18045 2009-04-11 Richard Guenther <rguenther@suse.de>
18047 PR middle-end/39732
18048 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18049 return variables as TREE_ADDRESSABLE.
18051 2009-04-11 Richard Guenther <rguenther@suse.de>
18053 PR tree-optimization/39713
18054 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18055 reference trees have SSA_NAME operands.
18057 2009-04-11 Richard Guenther <rguenther@suse.de>
18060 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18061 address expressions.
18063 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18065 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18066 match changes in Cygwin 1.7
18067 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18068 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18070 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18072 PR tree-optimization/39701
18073 * doc/invoke.texi (Optimization Options): Document change in
18074 meaning and initialization of -fdelete-null-pointer-checks.
18076 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18078 PR middle-end/39701
18079 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18081 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18084 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18086 2009-04-10 Chao-ying Fu <fu@mips.com>
18088 * doc/tm.texi (Instruction Output): Document
18089 TARGET_ASM_FINAL_POSTSCAN_INSN.
18090 * target.h (final_postscan_insn): New field in asm_out.
18091 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18092 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18093 * final.c (final_scan_insn): Call
18094 targetm.asm_out.final_postscan_insn after outputting
18095 an asm macro and a normal instruction.
18097 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18098 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18099 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18100 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18101 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18103 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18105 PR middle-end/39701
18106 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18107 variables as non-NULL even with -fdelete-null-pointer-checks.
18109 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18111 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18113 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/i386.c (classify_argument): Handle SCmode with
18117 (bit_offset % 64) != 0.
18119 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18121 * doc/invoke.texi (Optimize Options): Add cross-reference to
18122 -Q --help=optimizers examples.
18124 2009-04-10 Ben Elliston <bje@au.ibm.com>
18127 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18128 regalign for the reg == fpr and TDmode case.
18130 2009-04-09 David Ayers <ayers@fsfe.org>
18133 * objc/objc-act.c (warn_with_method): Remove helper function.
18134 (check_duplicates): Call warning and inform directly.
18135 (really_start_method): Likewise.
18137 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18139 * expmed.c (expand_divmod): Always use a comparison for a division
18140 by a large unsigned integer.
18142 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
18143 for things others than variables or functions as nonzero.
18145 2009-04-09 Nick Clifton <nickc@redhat.com>
18147 * unwind-compat.c: Change copyright header to refer to version
18148 3 of the GNU General Public License with version 3.1 of the
18149 GCC Runtime Library Exception and to point readers at the
18150 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
18151 * config/alpha/crtfastmath.c: Likewise.
18152 * config/alpha/linux-unwind.h: Likewise.
18153 * config/alpha/qrnnd.asm: Likewise.
18154 * config/alpha/vms-crt0-64.c: Likewise.
18155 * config/alpha/vms-crt0.c: Likewise.
18156 * config/alpha/vms-dwarf2.asm: Likewise.
18157 * config/alpha/vms-dwarf2eh.asm: Likewise.
18158 * config/alpha/vms-psxcrt0-64.c: Likewise.
18159 * config/alpha/vms-psxcrt0.c: Likewise.
18160 * config/alpha/vms_tramp.asm: Likewise.
18161 * config/arc/initfini.c: Likewise.
18162 * config/arc/lib1funcs.asm: Likewise.
18163 * config/arm/bpabi-v6m.S: Likewise.
18164 * config/arm/bpabi.S: Likewise.
18165 * config/arm/bpabi.c: Likewise.
18166 * config/arm/crti.asm: Likewise.
18167 * config/arm/crtn.asm: Likewise.
18168 * config/arm/ieee754-df.S: Likewise.
18169 * config/arm/ieee754-sf.S: Likewise.
18170 * config/arm/lib1funcs.asm: Likewise.
18171 * config/arm/libunwind.S: Likewise.
18172 * config/arm/linux-atomic.c: Likewise.
18173 * config/arm/mmintrin.h: Likewise.
18174 * config/arm/pr-support.c: Likewise.
18175 * config/arm/unaligned-funcs.c: Likewise.
18176 * config/arm/unwind-arm.c: Likewise.
18177 * config/arm/unwind-arm.h: Likewise.
18178 * config/avr/libgcc.S: Likewise.
18179 * config/bfin/crti.s: Likewise.
18180 * config/bfin/crtlibid.s: Likewise.
18181 * config/bfin/crtn.s: Likewise.
18182 * config/bfin/lib1funcs.asm: Likewise.
18183 * config/bfin/linux-unwind.h: Likewise.
18184 * config/cris/arit.c: Likewise.
18185 * config/cris/cris_abi_symbol.c: Likewise.
18186 * config/darwin-64.c: Likewise.
18187 * config/darwin-crt2.c: Likewise.
18188 * config/darwin-crt3.c: Likewise.
18189 * config/darwin.h: Likewise.
18190 * config/dbxelf.h: Likewise.
18191 * config/dfp-bit.c: Likewise.
18192 * config/dfp-bit.h: Likewise.
18193 * config/elfos.h: Likewise.
18194 * config/fixed-bit.c: Likewise.
18195 * config/fixed-bit.h: Likewise.
18196 * config/fp-bit.c: Likewise.
18197 * config/fp-bit.h: Likewise.
18198 * config/fr30/crti.asm: Likewise.
18199 * config/fr30/crtn.asm: Likewise.
18200 * config/fr30/lib1funcs.asm: Likewise.
18201 * config/freebsd-spec.h: Likewise.
18202 * config/frv/cmovd.c: Likewise.
18203 * config/frv/cmovh.c: Likewise.
18204 * config/frv/cmovw.c: Likewise.
18205 * config/frv/frvbegin.c: Likewise.
18206 * config/frv/frvend.c: Likewise.
18207 * config/frv/lib1funcs.asm: Likewise.
18208 * config/glibc-stdint.h: Likewise.
18209 * config/h8300/clzhi2.c: Likewise.
18210 * config/h8300/crti.asm: Likewise.
18211 * config/h8300/crtn.asm: Likewise.
18212 * config/h8300/ctzhi2.c: Likewise.
18213 * config/h8300/fixunssfsi.c: Likewise.
18214 * config/h8300/lib1funcs.asm: Likewise.
18215 * config/h8300/parityhi2.c: Likewise.
18216 * config/h8300/popcounthi2.c: Likewise.
18217 * config/i386/ammintrin.h: Likewise.
18218 * config/i386/att.h: Likewise.
18219 * config/i386/avxintrin.h: Likewise.
18220 * config/i386/biarch64.h: Likewise.
18221 * config/i386/bmmintrin.h: Likewise.
18222 * config/i386/cpuid.h: Likewise.
18223 * config/i386/cross-stdarg.h: Likewise.
18224 * config/i386/crtfastmath.c: Likewise.
18225 * config/i386/crtprec.c: Likewise.
18226 * config/i386/cygming-crtbegin.c: Likewise.
18227 * config/i386/cygming-crtend.c: Likewise.
18228 * config/i386/cygwin.asm: Likewise.
18229 * config/i386/emmintrin.h: Likewise.
18230 * config/i386/gmm_malloc.h: Likewise.
18231 * config/i386/gthr-win32.c: Likewise.
18232 * config/i386/i386.h: Likewise.
18233 * config/i386/immintrin.h: Likewise.
18234 * config/i386/linux-unwind.h: Likewise.
18235 * config/i386/linux64.h: Likewise.
18236 * config/i386/mm3dnow.h: Likewise.
18237 * config/i386/mmintrin-common.h: Likewise.
18238 * config/i386/mmintrin.h: Likewise.
18239 * config/i386/nmmintrin.h: Likewise.
18240 * config/i386/pmm_malloc.h: Likewise.
18241 * config/i386/pmmintrin.h: Likewise.
18242 * config/i386/smmintrin.h: Likewise.
18243 * config/i386/sol2-c1.asm: Likewise.
18244 * config/i386/sol2-ci.asm: Likewise.
18245 * config/i386/sol2-cn.asm: Likewise.
18246 * config/i386/sol2-gc1.asm: Likewise.
18247 * config/i386/tmmintrin.h: Likewise.
18248 * config/i386/unix.h: Likewise.
18249 * config/i386/w32-unwind.h: Likewise.
18250 * config/i386/wmmintrin.h: Likewise.
18251 * config/i386/x86-64.h: Likewise.
18252 * config/i386/x86intrin.h: Likewise.
18253 * config/i386/xmmintrin.h: Likewise.
18254 * config/ia64/crtbegin.asm: Likewise.
18255 * config/ia64/crtend.asm: Likewise.
18256 * config/ia64/crtfastmath.c: Likewise.
18257 * config/ia64/crti.asm: Likewise.
18258 * config/ia64/crtn.asm: Likewise.
18259 * config/ia64/fde-glibc.c: Likewise.
18260 * config/ia64/lib1funcs.asm: Likewise.
18261 * config/ia64/linux-unwind.h: Likewise.
18262 * config/ia64/quadlib.c: Likewise.
18263 * config/ia64/unwind-ia64.c: Likewise.
18264 * config/linux.h: Likewise.
18265 * config/m32c/m32c-lib1.S: Likewise.
18266 * config/m32c/m32c-lib2-trapv.c: Likewise.
18267 * config/m32c/m32c-lib2.c: Likewise.
18268 * config/m32r/initfini.c: Likewise.
18269 * config/m68hc11/larith.asm: Likewise.
18270 * config/m68hc11/m68hc11-crt0.S: Likewise.
18271 * config/m68k/cf.md: Likewise.
18272 * config/m68k/crti.s: Likewise.
18273 * config/m68k/crtn.s: Likewise.
18274 * config/m68k/lb1sf68.asm: Likewise.
18275 * config/m68k/linux-unwind.h: Likewise.
18276 * config/mcore/crti.asm: Likewise.
18277 * config/mcore/crtn.asm: Likewise.
18278 * config/mcore/lib1.asm: Likewise.
18279 * config/mips/linux-unwind.h: Likewise.
18280 * config/mips/loongson.h: Likewise.
18281 * config/mips/mips16.S: Likewise.
18282 * config/mmix/crti.asm: Likewise.
18283 * config/mmix/crtn.asm: Likewise.
18284 * config/pa/fptr.c: Likewise.
18285 * config/pa/hpux-unwind.h: Likewise.
18286 * config/pa/lib2funcs.asm: Likewise.
18287 * config/pa/linux-atomic.c: Likewise.
18288 * config/pa/linux-unwind.h: Likewise.
18289 * config/pa/milli64.S: Likewise.
18290 * config/pa/quadlib.c: Likewise.
18291 * config/pa/stublib.c: Likewise.
18292 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18293 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18294 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18295 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18296 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18297 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18298 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18299 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18300 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18301 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18302 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18303 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18304 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18305 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18306 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18307 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18308 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18309 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18310 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18311 * config/rs6000/750cl.h: Likewise.
18312 * config/rs6000/altivec.h: Likewise.
18313 * config/rs6000/biarch64.h: Likewise.
18314 * config/rs6000/crtresfpr.asm: Likewise.
18315 * config/rs6000/crtresgpr.asm: Likewise.
18316 * config/rs6000/crtresxfpr.asm: Likewise.
18317 * config/rs6000/crtresxgpr.asm: Likewise.
18318 * config/rs6000/crtsavfpr.asm: Likewise.
18319 * config/rs6000/crtsavgpr.asm: Likewise.
18320 * config/rs6000/darwin-asm.h: Likewise.
18321 * config/rs6000/darwin-fallback.c: Likewise.
18322 * config/rs6000/darwin-fpsave.asm: Likewise.
18323 * config/rs6000/darwin-ldouble.c: Likewise.
18324 * config/rs6000/darwin-tramp.asm: Likewise.
18325 * config/rs6000/darwin-unwind.h: Likewise.
18326 * config/rs6000/darwin-vecsave.asm: Likewise.
18327 * config/rs6000/darwin-world.asm: Likewise.
18328 * config/rs6000/e500crtres32gpr.asm: Likewise.
18329 * config/rs6000/e500crtres64gpr.asm: Likewise.
18330 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18331 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18332 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18333 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18334 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18335 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18336 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18337 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18338 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18339 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18340 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18341 * config/rs6000/eabi-ci.asm: Likewise.
18342 * config/rs6000/eabi-cn.asm: Likewise.
18343 * config/rs6000/eabi.asm: Likewise.
18344 * config/rs6000/linux-unwind.h: Likewise.
18345 * config/rs6000/linux64.h: Likewise.
18346 * config/rs6000/paired.h: Likewise.
18347 * config/rs6000/paired.md: Likewise.
18348 * config/rs6000/ppc64-fp.c: Likewise.
18349 * config/rs6000/ppu_intrinsics.h: Likewise.
18350 * config/rs6000/rs6000.h: Likewise.
18351 * config/rs6000/si2vmx.h: Likewise.
18352 * config/rs6000/sol-ci.asm: Likewise.
18353 * config/rs6000/sol-cn.asm: Likewise.
18354 * config/rs6000/spe.h: Likewise.
18355 * config/rs6000/spu2vmx.h: Likewise.
18356 * config/rs6000/sysv4.h: Likewise.
18357 * config/rs6000/tramp.asm: Likewise.
18358 * config/rs6000/vec_types.h: Likewise.
18359 * config/s390/linux-unwind.h: Likewise.
18360 * config/s390/tpf-unwind.h: Likewise.
18361 * config/score/crti.asm: Likewise.
18362 * config/score/crtn.asm: Likewise.
18363 * config/sh/crt1.asm: Likewise.
18364 * config/sh/crti.asm: Likewise.
18365 * config/sh/crtn.asm: Likewise.
18366 * config/sh/divtab-sh4-300.c: Likewise.
18367 * config/sh/divtab-sh4.c: Likewise.
18368 * config/sh/divtab.c: Likewise.
18369 * config/sh/lib1funcs-4-300.asm: Likewise.
18370 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18371 * config/sh/lib1funcs.asm: Likewise.
18372 * config/sh/lib1funcs.h: Likewise.
18373 * config/sh/linux-atomic.asm: Likewise.
18374 * config/sh/linux-unwind.h: Likewise.
18375 * config/sh/shmedia.h: Likewise.
18376 * config/sh/sshmedia.h: Likewise.
18377 * config/sh/ushmedia.h: Likewise.
18378 * config/sparc/crtfastmath.c: Likewise.
18379 * config/sparc/linux-unwind.h: Likewise.
18380 * config/sparc/sol2-c1.asm: Likewise.
18381 * config/sparc/sol2-ci.asm: Likewise.
18382 * config/sparc/sol2-cn.asm: Likewise.
18383 * config/spu/divmodti4.c: Likewise.
18384 * config/spu/divv2df3.c: Likewise.
18385 * config/spu/float_disf.c: Likewise.
18386 * config/spu/float_unsdidf.c: Likewise.
18387 * config/spu/float_unsdisf.c: Likewise.
18388 * config/spu/float_unssidf.c: Likewise.
18389 * config/spu/mfc_multi_tag_release.c: Likewise.
18390 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18391 * config/spu/mfc_tag_release.c: Likewise.
18392 * config/spu/mfc_tag_reserve.c: Likewise.
18393 * config/spu/mfc_tag_table.c: Likewise.
18394 * config/spu/multi3.c: Likewise.
18395 * config/spu/spu_internals.h: Likewise.
18396 * config/spu/spu_intrinsics.h: Likewise.
18397 * config/spu/spu_mfcio.h: Likewise.
18398 * config/spu/vec_types.h: Likewise.
18399 * config/spu/vmx2spu.h: Likewise.
18400 * config/stormy16/stormy16-lib2.c: Likewise.
18401 * config/svr4.h: Likewise.
18402 * config/sync.c: Likewise.
18403 * config/v850/lib1funcs.asm: Likewise.
18404 * config/vxlib-tls.c: Likewise.
18405 * config/vxlib.c: Likewise.
18406 * config/vxworks-dummy.h: Likewise.
18407 * config/xtensa/crti.asm: Likewise.
18408 * config/xtensa/crtn.asm: Likewise.
18409 * config/xtensa/ieee754-df.S: Likewise.
18410 * config/xtensa/ieee754-sf.S: Likewise.
18411 * config/xtensa/lib1funcs.asm: Likewise.
18412 * config/xtensa/lib2funcs.S: Likewise.
18413 * config/xtensa/linux-unwind.h: Likewise.
18414 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18415 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18416 * coretypes.h: Likewise.
18417 * crtstuff.c: Likewise.
18418 * defaults.h: Likewise.
18419 * dwarf2.h: Likewise.
18420 * emutls.c: Likewise.
18421 * gbl-ctors.h: Likewise.
18422 * gcov-io.h: Likewise.
18423 * ginclude/float.h: Likewise.
18424 * ginclude/iso646.h: Likewise.
18425 * ginclude/stdarg.h: Likewise.
18426 * ginclude/stdbool.h: Likewise.
18427 * ginclude/stddef.h: Likewise.
18428 * ginclude/stdfix.h: Likewise.
18429 * ginclude/stdint-gcc.h: Likewise.
18430 * ginclude/tgmath.h: Likewise.
18431 * gthr-aix.h: Likewise.
18432 * gthr-dce.h: Likewise.
18433 * gthr-gnat.c: Likewise.
18434 * gthr-gnat.h: Likewise.
18435 * gthr-lynx.h: Likewise.
18436 * gthr-mipssde.h: Likewise.
18437 * gthr-nks.h: Likewise.
18438 * gthr-posix.c: Likewise.
18439 * gthr-posix.h: Likewise.
18440 * gthr-posix95.h: Likewise.
18441 * gthr-rtems.h: Likewise.
18442 * gthr-single.h: Likewise.
18443 * gthr-solaris.h: Likewise.
18444 * gthr-tpf.h: Likewise.
18445 * gthr-vxworks.h: Likewise.
18446 * gthr-win32.h: Likewise.
18447 * gthr.h: Likewise.
18448 * libgcc2.c: Likewise.
18449 * libgcc2.h: Likewise.
18450 * libgcov.c: Likewise.
18451 * tsystem.h: Likewise.
18452 * typeclass.h: Likewise.
18453 * unwind-c.c: Likewise.
18454 * unwind-compat.h: Likewise.
18455 * unwind-dw2-fde-compat.c: Likewise.
18456 * unwind-dw2-fde-darwin.c: Likewise.
18457 * unwind-dw2-fde-glibc.c: Likewise.
18458 * unwind-dw2-fde.c: Likewise.
18459 * unwind-dw2-fde.h: Likewise.
18460 * unwind-dw2.c: Likewise.
18461 * unwind-dw2.h: Likewise.
18462 * unwind-generic.h: Likewise.
18463 * unwind-pe.h: Likewise.
18464 * unwind-sjlj.c: Likewise.
18465 * unwind.inc: Likewise.
18466 * config/arm/neon-gen.ml: Change generated copyright header to
18467 refer to version 3 of the GNU General Public License with
18468 version 3.1 of the GCC Runtime Library Exception and to point
18469 readers at the COPYING3 and COPYING3.RUNTIME files and the
18470 FSF's license web page.
18471 * config/arm/arm_neon.h: Regenerate.
18473 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18475 * config/cris/cris.md: Change copyright header to refer to version
18476 3 of the GNU General Public License.
18477 * doc/install.texi2html: Change copyright header to refer to version
18478 3 of the GNU General Public License and to point readers at the
18479 COPYING3 file and the FSF's license web page.
18480 * config/vax/linux.h: Likewise.
18482 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18484 * config/i386/i386.md (cmpcc): New.
18485 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18486 (sync_compare_and_swap_cc*): Delete.
18488 * config/s390/s390.c (s390_compare_emitted): Remove.
18489 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18490 s390_compare_emitted used to be handled. Assert that modes match.
18491 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18492 refer to sync_compare_and_swap_ccsi.
18493 * config/s390/s390.h (s390_compare_emitted): Remove.
18494 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18495 instead of s390_compare_emitted.
18496 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18497 instead of s390_compare_emitted.
18498 * config/s390/s390.md (cmpcc): New.
18499 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18500 CC_REGNUM, do not pretend it's set.
18501 (sync_compare_and_swap_cc*): Delete.
18502 * config/s390/predicates.md (cc_reg_operand): New.
18504 * expr.c (sync_compare_and_swap_cc): Delete.
18505 * optabs.h (sync_compare_and_swap_cc): Delete.
18506 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18507 is being used with can_compare_p.
18508 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18509 (find_cc_set): New.
18510 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18511 look for a MODE_CC set instead. Use emit_store_flag.
18512 (expand_compare_and_swap_loop): Likewise, with some additional
18513 complication to avoid a force_reg when useless. Use
18514 emit_cmp_and_jump_insns.
18515 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18516 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18517 sync_compare_and_swap documentation.
18519 2009-04-09 Jan Hubicka <jh@suse.cz>
18521 * except.c (find_prev_try): Break out from ....
18522 (duplicate_eh_regions): ... here; properly update prev_try pointers
18523 when duplication part of tree.
18524 (dump_eh_tree): Improve dumping.
18525 (verify_eh_region): New.
18526 (verify_eh_tree): Use it.
18528 2009-04-06 Richard Guenther <rguenther@suse.de>
18530 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18531 &ARRAY addresses by adjusting their types and prepending
18533 * tree-cfg.c (verify_gimple_assign_single): Verify that
18534 addresses are correct.
18536 2009-04-09 Richard Guenther <rguenther@suse.de>
18538 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18539 indices into an array reference if possible.
18540 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18541 Fold POINTER_PLUS_EXPR statements with invariant address.
18543 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18546 * config.gcc (powerpc64-*-linux*): Always build biarch.
18548 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18551 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18552 it and pedwarn if this results in an INTEGER_CST.
18554 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18556 * doc/install.texi: Update minimum GMP version. Remove obsolete
18557 text in MPFR section.
18559 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18561 * dwarf2out.c (class_scope_p): New static inline.
18562 (class_or_namespace_scope_p): Use it.
18563 (gen_variable_die): Use DW_TAG_member tag for static data member
18564 declarations instead of DW_TAG_variable.
18566 PR middle-end/39573
18567 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18570 2009-04-08 Richard Guenther <rguenther@suse.de>
18572 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18573 valueize random data.
18575 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18577 * config.gcc (aix tm_file): Add aix-stdint.h.
18578 (aix tm clause use_gcc_stdint): Set to wrap.
18579 * config/rs6000/aix-stdint.h: New file.
18581 2009-04-08 Richard Guenther <rguenther@suse.de>
18583 PR middle-end/36291
18584 * tree-dfa.c (add_referenced_var): Do not recurse into
18585 global initializers.
18586 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18588 (fold_const_aggregate_ref): Likewise.
18590 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18592 * recog.c (ordered_comparison_operator): New.
18593 * gensupport.c (std_preds): Add it.
18594 * doc/md.texi (Machine-Independent Predicates): Document it.
18596 2009-04-08 Jan Hubicka <jh@suse.cz>
18598 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18599 * function.h (rtl_eh): Remove exception_handler_label_map.
18600 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18601 remove_exception_handler_label, for_each_eh_label_1): Remove.
18602 (rtl_remove_unreachable_regions): Remove.
18603 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18604 (find_exception_handler_labels): Don't build the hashtable.
18605 (maybe_remove_eh_handler): Remove.
18606 (for_each_eh_label): Rewrite to walk the tree.
18607 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18608 * except.h (maybe_remove_eh_handler): Remove.
18609 * passes.c (init_optimization_passes): Schedule second EH cleanup
18611 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18612 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18614 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18616 * genoutput.c (validate_optab_operands): New.
18617 (gen_insn, gen_expand): Call it.
18619 * genflags.c (gen_insn): Detect misused iterators.
18620 (main): Pass line_no to gen_insn, exit with status 1 on error.
18622 * genextract.c (line_no): Make global.
18623 (VEC_safe_set_locstr): Change assertion to error message.
18624 (main): Exit with status 1 on error.
18626 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18630 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18631 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18632 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18633 * c-convert.c (convert): Do not call fold on results of conversion
18634 functions when the result is a C_MAYBE_CONST_EXPR.
18635 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18636 of __builtin_choose_expr.
18637 * c-typeck.c (remove_c_maybe_const_expr): New.
18638 (build_unary_op, build_conditional_expr, build_compound_expr,
18639 build_binary_op, c_objc_common_truthvalue_conversion): Call
18640 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18643 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18645 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18646 CODE to produce a new one. Add a prototype to use fold_convert_const
18648 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18651 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18652 mix declarations and code.
18654 2009-04-08 Ben Elliston <bje@au.ibm.com>
18656 * gcc.c: Replace `CC' with `GCC' throughout.
18658 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18660 * doc/invoke.texi: Document Atom support.
18662 2009-04-07 Jason Merrill <jason@redhat.com>
18665 * c-common.h, c-common.c: Add flag_pretty_templates.
18666 * c-opts.c (c_common_handle_option): Set it.
18667 * c.opt: Add -fno-pretty-templates.
18668 * doc/invoke.texi (C++ Dialect Options): Likewise.
18670 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18672 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18673 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18674 (ia64_expand_builtin): Likewise.
18676 2009-04-07 Martin Jambor <mjambor@suse.cz>
18678 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18679 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18680 ADDR_EXPRS are include too.
18682 2009-04-07 Richard Guenther <rguenther@suse.de>
18684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18685 decls are only used if passes as parameters or if they are
18686 local statics and the call is not to a builtin.
18687 (call_may_clobber_ref_p_1): Likewise.
18689 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18691 * expr.c (do_store_flag): Remove last argument. Simplify code
18692 to avoid duplication of tests already done by can_compare_p.
18693 (expand_expr_real_1): Adjust caller.
18695 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18697 * optabs.c (can_compare_p): Test the predicate of a
18698 cbranch and cstore pattern.
18700 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18702 * expr.c (convert_move): Use emit_store_flag instead of
18705 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18707 * config/i386/i386.c (ix86_compare_emitted): Remove.
18708 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18709 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18710 * config/i386/i386.h (ix86_compare_emitted): Remove.
18711 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18712 instead of ix86_compare_emitted.
18713 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18715 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18717 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18718 Add t-sysroot-suffix to tmake_file.
18719 * config/print-sysroot-suffix.sh: New file.
18720 * config/t-sysroot-suffix: New file.
18722 2009-04-07 Ben Elliston <bje@au.ibm.com>
18724 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18725 as the latter produces a warning when the target does not support
18728 2009-04-07 Ben Elliston <bje@au.ibm.com>
18730 * dfp.c: Replace type punning assignments with memcpy throughout.
18731 * Makefile.in (dfp.o-warn): Remove.
18733 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18736 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18737 Include soft-fp/t-softfp after rs6000/t-linux64.
18739 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18741 * stor-layout.c (set_sizetype): Use the full precision of their
18742 machine mode for bitsize types.
18744 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18746 * config/i386/i386.md: Revert 2 accidental checkins.
18748 2009-04-06 Joey Ye <joey.ye@intel.com>
18749 Xuepeng Guo <xuepeng.guo@intel.com>
18750 H.J. Lu <hongjiu.lu@intel.com>
18752 Atom pipeline model, tuning and insn selection.
18753 * config.gcc (atom): Add atom config options and target.
18755 * config/i386/atom.md: New.
18757 * config/i386/i386.c (atom_cost): New cost.
18758 (m_ATOM): New macro flag.
18759 (initial_ix86_tune_features): Set m_ATOM.
18760 (x86_accumulate_outgoing_args): Likewise.
18761 (x86_arch_always_fancy_math_387): Likewise.
18762 (processor_target): Add Atom cost.
18763 (cpu_names): Add Atom cpu name.
18764 (override_options): Set Atom ISA.
18765 (ix86_issue_rate): New case PROCESSOR_ATOM.
18766 (ix86_adjust_cost): Likewise.
18768 * config/i386/i386.h (TARGET_ATOM): New target macro.
18769 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18770 (TARGET_OPT_AGU): New target option.
18771 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18772 (processor_type): Add PROCESSOR_ATOM.
18774 * config/i386/i386.md (cpu): Add new value "atom".
18775 (use_carry, movu): New attr.
18776 (atom.md): Include atom.md.
18777 (adddi3_carry_rex64): Set attr "use_carry".
18778 (addqi3_carry): Likewise.
18779 (addhi3_carry): Likewise.
18780 (addsi3_carry): Likewise.
18781 (*addsi3_carry_zext): Likewise.
18782 (subdi3_carry_rex64): Likewise.
18783 (subqi3_carry): Likewise.
18784 (subhi3_carry): Likewise.
18785 (subsi3_carry): Likewise.
18786 (x86_movdicc_0_m1_rex64): Likewise.
18787 (*x86_movdicc_0_m1_se): Likewise.
18788 (x86_movsicc_0_m1): Likewise.
18789 (*x86_movsicc_0_m1_se): Likewise.
18790 (*adddi_1_rex64): Emit add insn as much as possible.
18791 (*addsi_1): Likewise.
18792 (return_internal): Set atom_unit.
18793 (return_internal_long): Likewise.
18794 (return_pop_internal): Likewise.
18795 (*rcpsf2_sse): Set atom_sse_attr attr.
18796 (*qrt<mode>2_sse): Likewise.
18797 (*prefetch_sse): Likewise.
18799 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18801 (ix86_target_macros_internal): Likewise.
18803 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18804 (*prefetch_sse_rex): Likewise.
18805 (sse_rcpv4sf2): Likewise.
18806 (sse_vmrcpv4sf2): Likewise.
18807 (sse_sqrtv4sf2): Likewise.
18808 (<sse>_vmsqrt<mode>2): Likewise.
18809 (sse_ldmxcsr): Likewise.
18810 (sse_stmxcsr): Likewise.
18811 (*sse_sfence): Likewise.
18812 (sse2_clflush): Likewise.
18813 (*sse2_mfence): Likewise.
18814 (*sse2_lfence): Likewise.
18815 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18816 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18817 (avx_movdqu<avxmodesuffix>): Likewise.
18818 (avx_lddqu<avxmodesuffix>): Likewise.
18819 (sse2_movntv2di): Change attr "type" to "ssemov".
18820 (sse2_movntsi): Likewise.
18821 (rsqrtv8sf2): Change attr "type" to "sseadd".
18822 (sse3_addsubv2df3): Set attr "atom_unit".
18823 (sse3_h<plusminus_insn>v4sf3): Likewise.
18824 (*sse2_pmaddwd): Likewise.
18825 (*vec_extractv2di_1_rex64): Likewise.
18826 (*vec_extractv2di_1_avx): Likewise.
18827 (sse2_psadbw): Likewise.
18828 (ssse3_phaddwv8hi3): Likewise.
18829 (ssse3_phaddwv4hi3): Likewise.
18830 (ssse3_phadddv4si3): Likewise.
18831 (ssse3_phadddv2si3): Likewise.
18832 (ssse3_phaddswv8hi3): Likewise.
18833 (ssse3_phaddswv4hi3): Likewise.
18834 (ssse3_phsubwv8hi3): Likewise.
18835 (ssse3_phsubwv4hi3): Likewise.
18836 (ssse3_phsubdv4si3): Likewise.
18837 (ssse3_phsubdv2si3): Likewise.
18838 (ssse3_phsubswv8hi3): Likewise.
18839 (ssse3_phsubswv4hi3): Likewise.
18840 (ssse3_pmaddubsw128): Likewise.
18841 (sse3_pmaddubsw: Likewise.
18842 (ssse3_palignrti): Likewise.
18843 (ssse3_palignrdi): Likewise.
18845 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18847 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18849 2009-04-06 Richard Guenther <rguenther@suse.de>
18851 PR tree-optimization/28868
18852 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18853 of which PHI results we inserted.
18854 (insert_into_preds_of_block): Record inserted PHIs.
18855 (eliminate): Eliminate redundant PHI nodes.
18856 (init_pre): Init inserted_phi_names.
18858 2009-04-06 Richard Guenther <rguenther@suse.de>
18860 PR tree-optimization/39643
18861 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18862 IMAGPART_EXPRs of complex constants.
18863 (execute_fold_all_builtins): If we folded a call queue
18864 TODO_update_address_taken.
18866 2009-04-06 Jan Hubicka <jh@suse.cz>
18868 PR middle-end/39659
18869 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18872 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18874 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18876 (ic_invalidate_array): Likewise.
18878 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18880 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18881 alignment for library calls.
18883 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18885 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18886 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18887 * config/i386/mingw-stdint.h: New file.
18889 2009-04-05 Richard Guenther <rguenther@suse.de>
18891 PR tree-optimization/39648
18892 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18893 our &A vs. &A[0] IL deficiencies.
18895 2009-04-04 Jan Hubicka <jh@suse.cz>
18897 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18898 removed toplevel regions.
18899 (sjlj_mark_call_sites): Likewise.
18901 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18903 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18904 (cygwin tm clause use_gcc_stdint): Set to wrap.
18905 * config/i386/cygwin-stdint.h: New file.
18907 2009-04-04 Richard Guenther <rguenther@suse.de>
18909 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18910 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18911 single-argument PHIs if we are in loop-closed SSA form.
18912 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18913 for the pre-condition.
18914 (slpeel_tree_peel_loop_to_edge): Likewise.
18915 (vect_build_loop_niters): Take an optional sequence to append stmts.
18916 (vect_generate_tmps_on_preheader): Likewise.
18917 (vect_do_peeling_for_loop_bound): Take extra guards for the
18919 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18920 the cost model check.
18921 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18922 guards if we are going to peel. Do not apply versioning in that case.
18923 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18924 (vect_do_peeling_for_loop_bound): Likewise.
18925 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18926 loop bound only record extra pre-conditions, do not apply loop
18929 2009-04-04 Richard Guenther <rguenther@suse.de>
18931 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18934 2009-04-04 Jan Hubicka <jh@suse.cz>
18936 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18937 last_basic_block for size of bb->index indexed array.
18938 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18939 compute_out, link_btr_uses, build_btr_def_use_webs,
18940 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18942 2009-04-04 Jan Hubicka <jh@suse.cz>
18944 * except.c (remove_eh_handler_and_replace): Break out from ...
18945 (remove_eh_handler): ... here.
18946 (bring_to_root): New function.
18947 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18948 handled ones, bring others to root of tree.
18950 2009-04-04 Jan Hubicka <jh@suse.cz>
18952 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18953 (all_phis_safe_to_merge): New function.
18954 (update_info): New structure.
18955 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18956 (cleanup_empty_eh): Update SSA if possible.
18958 2009-04-04 Richard Guenther <rguenther@suse.de>
18960 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18961 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18962 (append_vuse): Likewise.
18964 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18966 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18967 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18968 instead of REG_UNSAVED for DW_CFA_undefined.
18969 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18970 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18973 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18976 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18977 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18978 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18980 2009-04-04 Richard Guenther <rguenther@suse.de>
18982 PR tree-optimization/8781
18983 PR tree-optimization/37892
18984 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18985 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18986 (valueize_refs): Call it for *& valueizations.
18987 (shared_reference_ops_from_ref): Rename to ...
18988 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18989 (shared_reference_ops_from_call): Rename to ...
18990 (valueize_shared_reference_ops_from_call): ... this and valueize.
18991 (vn_reference_lookup): Update.
18992 (visit_reference_op_call): Likewise.
18993 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18994 (eliminate): Value-replace the call address in call statements.
18996 2009-04-04 Richard Guenther <rguenther@suse.de>
18998 PR tree-optimization/39636
18999 * tree-ssa-forwprop.c
19000 (forward_propagate_addr_into_variable_array_index): Check for
19001 GIMPLE_ASSIGN before accessing the rhs code.
19003 2009-04-03 Jason Merrill <jason@redhat.com>
19005 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19007 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19009 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19010 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19011 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19012 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19013 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19014 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19015 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19016 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19017 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19018 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19019 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19020 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19021 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19022 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19023 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19024 Use fr_reg_or_fp01_operand instead of fr_register_operand
19026 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19027 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19028 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19030 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19032 PR rtl-optimization/39607
19033 PR rtl-optimization/39631
19037 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19038 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19039 instead of DF_LR_OUT.
19040 * ira-lives.c (process_bb_node_lives): Ditto.
19041 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19042 instead of DF_LR_{OUT,IN}.
19043 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19044 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19046 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19048 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19049 (execute_lower_omp): Always run but take the short way out if -fopenmp
19051 (gate_lower_omp): Remove, forcing the pass manager to always run the
19052 pass and always set PROP_gimple_lomp.
19053 (pass_lower_omp): Remove gate function.
19054 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19055 PROP_trees. Instead, require it.
19056 * ipa-cp.c (pass_ipa_cp): Likewise.
19057 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19058 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19059 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19060 and PROP_gimple_leh.
19062 2009-04-03 Richard Guenther <rguenther@suse.de>
19064 PR middle-end/13146
19065 PR tree-optimization/23940
19066 PR tree-optimization/33237
19067 PR middle-end/33974
19068 PR middle-end/34093
19069 PR tree-optimization/36201
19070 PR tree-optimization/36230
19071 PR tree-optimization/38049
19072 PR tree-optimization/38207
19073 PR tree-optimization/38230
19074 PR tree-optimization/38301
19075 PR tree-optimization/38585
19076 PR middle-end/38895
19077 PR tree-optimization/38985
19078 PR tree-optimization/39299
19079 * tree-ssa-structalias.h: Remove.
19080 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19081 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19082 (struct vuse_element_d): Remove.
19083 (struct vuse_vec_d): Likewise.
19084 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19085 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19086 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19087 VUSE_ELEMENT_VAR): Likewise.
19088 (struct voptype_d): Likewise.
19089 (NUM_VOP_FREE_BUCKETS): Likewise.
19090 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19091 (struct stmt_operands_d): Remove.
19092 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19093 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19094 VDEF_NUM, VDEF_VECT): Likewise.
19095 (copy_virtual_operands): Remove.
19096 (operand_build_cmp): Likewise.
19097 (create_ssa_artificial_load_stmt): Likewise.
19098 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19099 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19100 vuse_index and mayuse_index members. Pack and move done and iter_type
19101 members to the front.
19102 (SSA_OP_VMAYUSE): Remove.
19103 (SSA_OP_VIRTUAL_USES): Adjust.
19104 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19105 (unlink_stmt_vdef): Declare.
19106 (add_to_addressable_set): Remove.
19107 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19108 (vrp_visit_stmt): Likewise.
19109 * doc/tree-ssa.texi (Alias analysis): Update.
19110 * doc/invoke.texi (max-aliased-vops): Remove docs.
19111 (avg-aliased-vops): Likewise.
19112 * tree-into-ssa.c (syms_to_rename): Remove.
19113 (need_to_update_vops_p): Likewise.
19114 (need_to_initialize_update_ssa_p): Rename to ...
19115 (update_ssa_initialized_fn): ... this. Track function we are
19117 (symbol_marked_for_renaming): Simplify.
19118 (add_new_name_mapping): Do not set need_to_update_vops_p.
19119 (dump_currdefs): Use SYMS_TO_RENAME.
19120 (rewrite_update_stmt): Always walk all uses/defs.
19121 (dump_update_ssa): Adjust.
19122 (init_update_ssa): Take function argument. Track what we are
19124 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19125 (create_new_def_for): Initialize for cfun, assert we are initialized
19127 (mark_sym_for_renaming): Simplify.
19128 (mark_set_for_renaming): Do not initialize update-ssa.
19129 (need_ssa_update_p): Simplify. Take function argument.
19130 (name_mappings_registered_p): Assert we ask for the correct function.
19131 (name_registered_for_update_p): Likewise.
19132 (ssa_names_to_replace): Likewise.
19133 (release_ssa_name_after_update_ssa): Likewise.
19134 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19135 (dump_decl_set): Do not print a newline.
19136 (debug_decl_set): Do it here.
19137 (dump_update_ssa): And here.
19138 * tree-ssa-loop-im.c (move_computations): Adjust.
19139 (movement_possibility): Likewise.
19140 (determine_max_movement): Likewise.
19141 (gather_mem_refs_stmt): Likewise.
19142 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
19143 or NAME_MEMORY_TAG.
19144 * tree-complex.c (update_all_vops): Remove.
19145 (expand_complex_move): Adjust.
19146 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
19147 Simplify test for memory referencing statement. Exclude
19148 non-invariant ADDR_EXPRs.
19149 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
19150 * tree-loop-distribution.c (generate_memset_zero): Adjust.
19151 (rdg_flag_uses): Likewise.
19152 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
19154 (tree_optimize_tail_calls_1): Also split the
19155 edge from the entry block if we have degenerate PHI nodes in
19156 the first basic block.
19157 * tree.c (init_ttree): Remove memory-tag related code.
19158 (tree_code_size): Likewise.
19159 (tree_node_structure): Likewise.
19160 (build7_stat): Re-write to be build6_stat.
19161 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
19162 (SSA_VAR_P): Adjust.
19163 (struct tree_memory_tag): Remove.
19164 (struct tree_memory_partition_tag): Likewise.
19165 (union tree_node): Adjust.
19166 (build7): Re-write to be build6.
19167 * tree-pass.h (pass_reset_cc_flags): Remove.
19168 (TODO_update_address_taken): New flag.
19169 (pass_simple_dse): Remove.
19170 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19171 * params.h (MAX_ALIASED_VOPS): Remove.
19172 (AVG_ALIASED_VOPS): Likewise.
19173 * omp-low.c (expand_omp_taskreg): Update SSA form.
19174 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19175 aliases the lhs in a copy stmt.
19176 * tree-ssa-dse.c (struct address_walk_data): Remove.
19177 (memory_ssa_name_same): Likewise.
19178 (memory_address_same): Likewise.
19179 (get_kill_of_stmt_lhs): Likewise.
19180 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19181 unused stores. Look through PHI nodes into post-dominated regions.
19182 (dse_optimize_stmt): Simplify. Properly remove stores.
19183 (tree_ssa_dse): Compute dominators.
19184 (execute_simple_dse): Remove.
19185 (pass_simple_dse): Likewise.
19186 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19187 gimple_loaded_syms and gimple_stored_syms computation.
19188 * toplev.c (dump_memory_report): Dump alias and pta stats.
19189 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19190 (vn_reference_eq): Likewise.
19191 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19192 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19193 valueize_vuses): Remove.
19194 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19195 (get_def_ref_stmt_vuse): ... this.
19196 (vn_reference_lookup_2): New function.
19197 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19198 walking equivalent vuses. Simplify.
19199 (vn_reference_lookup): Likewise.
19200 (vn_reference_insert): Likewise.
19201 (vn_reference_insert_pieces): Likewise.
19202 (visit_reference_op_call): Simplify.
19203 (visit_reference_op_load): Likewise.
19204 (visit_reference_op_store): Likewise.
19205 (init_scc_vn): Remove shared_lookup_vuses initialization.
19206 (free_scc_vn): Remove shared_lookup_vuses freeing.
19207 (sort_vuses, sort_vuses_heap): Remove.
19208 (get_ref_from_reference_ops): Export.
19209 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19210 vector with single vuse pointer.
19211 (vn_reference_lookup_pieces, vn_reference_lookup,
19212 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19213 (shared_vuses_from_stmt): Remove.
19214 (get_ref_from_reference_ops): Declare.
19215 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19216 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19217 memory-tag related code.
19218 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19219 (likely_value): Add comment, skip static-chain of call statements.
19220 (surely_varying_stmt_p): Adjust.
19221 (gimplify_and_update_call_from_tree): Likewise.
19222 (execute_fold_all_builtins): Do not rebuild alias info.
19223 (gimplify_and_update_call_from_tree): Properly update VOPs.
19224 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19225 (copy_ref_info): Remove memory-tag related code.
19226 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19227 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19228 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19230 * tree-ssa-dom.c (gimple_p): Remove typedef.
19231 (eliminate_redundant_computations): Adjust.
19232 (record_equivalences_from_stmt): Likewise.
19233 (avail_expr_hash): Likewise.
19234 (avail_expr_eq): Likewise.
19235 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19236 (stmt_makes_single_load): Likewise.
19237 (stmt_makes_single_store): Likewise.
19238 * tree-ssa-alias.c: Rewrite completely.
19239 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19240 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19241 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19242 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19243 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19244 Remove public functions.
19245 (pass_reset_cc_flags): Remove.
19246 (pass_build_alias): Move ...
19247 * tree-ssa-structalias.c (pass_build_alias): ... here.
19248 * tree-ssa-alias.c (may_be_aliased): Move ...
19249 * tree-flow-inline.h (may_be_aliased): ... here.
19250 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19251 count_uses_and_derefs): Move ...
19252 * gimple.c: ... here.
19253 * gimple.h (count_uses_and_derefs): Declare.
19254 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19255 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19256 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19257 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19258 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19259 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19260 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19262 * tree-dfa.c (refs_may_alias_p): Move ...
19263 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19264 * tree-ssa-alias.h: New file.
19265 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19266 (statement_sink_location): Likewise.
19267 * opts.c (decode_options): Do not adjust max-aliased-vops or
19268 avg-aliased-vops values.
19269 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19270 (TV_CALL_CLOBBER): Likewise.
19271 (TV_FLOW_SENSITIVE): Likewise.
19272 (TV_FLOW_INSENSITIVE): Likewise.
19273 (TV_MEMORY_PARTITIONING): Likewise.
19274 (TV_ALIAS_STMT_WALK): New timevar.
19275 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19276 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19277 (get_address_description): Remove memory-tag related code.
19278 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19279 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19280 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19281 and immediate uses in statements. Document.
19282 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19283 (dump_symbols): Remove.
19284 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19285 * alias.c (get_deref_alias_set): New function split out from ...
19286 (get_alias_set): ... here.
19287 * alias.h (get_deref_alias_set): Declare.
19288 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19289 type parameter. Remove restrict pointer handling. Create a
19290 ref-all pointer in case type-based alias sets do not conflict.
19291 (vect_analyze_data_refs): Remove SMT related code.
19292 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19293 (vectorizable_load): Likewise.
19294 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19295 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19296 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19297 Ignore vops and SMTs.
19298 (dr_analyze_alias): Likewise..
19299 (free_data_ref): Likewise.
19300 (create_data_ref): Likewise.
19301 (analyze_all_data_dependences): Likewise.
19302 (get_references_in_stmt): Adjust.
19303 * tree-flow-inline.h (gimple_aliases_computed_p,
19304 gimple_addressable_vars, gimple_call_clobbered_vars,
19305 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19306 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19307 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19308 gimple_mem_ref_stats): Remove.
19309 (gimple_vop): New function.
19310 (op_iter_next_use): Remove vuses and mayuses cases.
19311 (op_iter_next_def): Remove vdefs case.
19312 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19313 (clear_and_done_ssa_iter): Do not set removed fields.
19314 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19315 Assert we are not iterating over vuses or vdefs if not also
19316 iterating over uses or defs.
19317 (op_iter_init_use): Likewise.
19318 (op_iter_init_def): Likewise.
19319 (op_iter_next_vdef): Remove.
19320 (op_iter_next_mustdef): Likewise.
19321 (op_iter_init_vdef): Likewise.
19322 (compare_ssa_operands_equal): Likewise.
19323 (link_use_stmts_after): Handle vuse operand.
19324 (is_call_used): Use is_call_clobbered.
19325 (is_call_clobbered): Global variables are always call clobbered,
19326 query the call-clobbers bitmap.
19327 (mark_call_clobbered): Ignore global variables.
19328 (clear_call_clobbered): Likewise.
19329 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19330 virtual operands sanity check.
19331 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19333 (TARGET_MEM_REF): Remove TMR_TAG operand.
19334 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19335 Remove call-clobber related code.
19336 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19337 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19338 partitions or escape reason.
19339 (get_single_def_stmt, get_single_def_stmt_from_phi,
19340 get_single_def_stmt_with_phi): Remove.
19341 (dump_referenced_vars): Tidy.
19342 (get_ref_base_and_extent): Allow bare decls.
19343 (collect_dfa_stats): Adjust.
19344 * graphite.c (rename_variables_in_stmt): Adjust.
19345 (graphite_copy_stmts_from_block): Likewise.
19346 (translate_clast): Likewise.
19347 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19349 (translate_vuse_through_block): Use the oracle.
19350 (phi_translate_1): Adjust.
19351 (value_dies_in_block_x): Use the oracle. Cache the outcome
19353 (valid_in_sets): Check if the VUSE for
19354 a REFERENCE is available.
19355 (eliminate): Do not remove stmts during elimination,
19356 instead queue and remove them afterwards.
19357 (do_pre): Do not rebuild alias info.
19358 (pass_pre): Run TODO_rebuild_alias before PRE.
19359 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19360 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19361 (mark_all_v_defs_stmt): Remove.
19362 (mark_all_v_defs_seq): Adjust.
19363 (sra_replace): Likewise.
19364 (scalarize_use): Likewise.
19365 (scalarize_copy): Likewise.
19366 (scalarize_init): Likewise.
19367 (scalarize_ldst): Likewise.
19368 (todoflags): Remove.
19369 (tree_sra): Do not rebuild alias info.
19370 (tree_sra_early): Adjust.
19371 (pass_sra): Run TODO_update_address_taken before SRA.
19372 * tree-predcom.c (set_alias_info): Remove.
19373 (prepare_initializers_chain): Do not call it.
19374 (mark_virtual_ops_for_renaming): Adjust.
19375 (mark_virtual_ops_for_renaming_list): Remove.
19376 (initialize_root_vars): Adjust.
19377 (initialize_root_vars_lm): Likewise.
19378 (prepare_initializers_chain): Likewise.
19379 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19380 (may_propagate_copy_into_stmt): Likewise.
19381 (merge_alias_info): Do nothing for now.
19382 (propagate_tree_value_into_stmt): Adjust.
19383 (stmt_may_generate_copy): Likewise.
19384 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19385 not mark symbols for renaming.
19386 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19387 with the same statement, make sure to update the new pointed-to one.
19388 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19389 call statements, do not mark symbols for renaming.
19390 (mark_operand_necessary): Dump something.
19391 (ref_may_be_aliased): New function.
19392 (mark_aliased_reaching_defs_necessary_1): New helper function.
19393 (mark_aliased_reaching_defs_necessary): Likewise.
19394 (mark_all_reaching_defs_necessary_1): Likewise.
19395 (mark_all_reaching_defs_necessary): Likewise.
19396 (propagate_necessity): Do not process virtual PHIs. For
19397 non-aliased loads mark all reaching definitions as necessary.
19398 For aliased loads and stores mark the immediate dominating
19399 aliased clobbers as necessary.
19400 (visited): New global static.
19401 (perform_tree_ssa_dce): Free visited bitmap after propagating
19403 (remove_dead_phis): Perform simple dead virtual PHI removal.
19404 (remove_dead_stmt): Properly unlink virtual operands when
19406 (eliminate_unnecessary_stmts): Schedule PHI removal after
19408 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19409 (process_replaceable): Likewise.
19410 (find_replaceable_in_bb): Likewise.
19411 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19412 based on the single gimple vop.
19413 (verify_flow_insensitive_alias_info): Remove.
19414 (verify_flow_sensitive_alias_info): Likewise.
19415 (verify_call_clobbering): Likewise.
19416 (verify_memory_partitions): Likewise.
19417 (verify_alias_info): Likewise.
19418 (verify_ssa): Adjust..
19419 (execute_update_addresses_taken): Export. Update SSA
19420 manually. Optimize only when optimizing. Use a local bitmap.
19421 (pass_update_address_taken): Remove TODO_update_ssa, add
19423 (pass_update_address_taken): Just use TODO_update_address_taken.
19424 (init_tree_ssa): Do not initialize addressable_vars.
19425 (verify_ssa): Verify new VUSE / VDEF properties.
19426 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19427 Do not call verify_alias_info.
19428 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19429 Do not free the loaded and stored syms bitmaps. Reset the escaped
19430 and callused solutions. Do not free addressable_vars.
19431 Remove memory-tag related code.
19432 (warn_uninitialized_var): Aliases are always available.
19433 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19434 * lambda-code.c (can_put_in_inner_loop): Adjust.
19435 (can_put_after_inner_loop): Likewise.
19436 (perfect_nestify): Likewise.
19437 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19438 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19439 (vectorizable_conversion): Do not mark symbols for renaming.
19440 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19441 (expand_call_inline): Unlink the calls virtual operands before
19443 (tree_function_versioning): Do not call update_ssa if we are not
19444 updating clones. Simplify.
19445 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19446 (propagate_with_phi): Likewise..
19447 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19448 clobber code. Assert we are not aliased or global.
19449 * tree-flow.h: Include tree-ssa-alias.h
19450 (enum escape_type): Remove.
19451 (struct mem_sym_stats_d): Likewise.
19452 (struct mem_ref_stats_d): Likewise.
19453 (struct gimple_df): Add vop member. Remove global_var,
19454 call_clobbered_vars, call_used_vars, addressable_vars,
19455 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19456 escaped and callused members.
19457 (struct ptr_info_def): Remove all members, add points-to solution
19459 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19460 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19461 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19462 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19463 (tree-ssa-alias.o): Likewise.
19464 (toplev.o): Add tree-ssa-alias.h
19465 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19466 * gimple.c (gimple_set_bb): Fix off-by-one error.
19467 (is_gimple_reg): Do not handle memory tags.
19468 (gimple_copy): Also copy virtual operands.
19469 Delay updating the statement. Do not reset loaded and stored syms.
19470 (gimple_set_stored_syms): Remove.
19471 (gimple_set_loaded_syms): Likewise.
19472 (gimple_call_copy_skip_args): Copy the virtual operands
19473 and mark the new statement modified.
19474 * tree-ssa-structalias.c (may_alias_p): Remove.
19475 (set_uids_in_ptset): Take the alias set to prune with as
19476 parameter. Fold in the alias test of may_alias_p.
19477 (compute_points_to_sets): Compute whether a ptr is dereferenced
19478 in a local sbitmap.
19479 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19480 other ADDRESSOF constraints on the lhs.
19481 (get_constraint_for_component_ref): Assert that we don't get
19482 ADDRESSOF constraints from the base of the reference.
19483 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19484 (struct variable_info): Remove collapsed_to member.
19485 (get_varinfo_fc): Remove.
19486 (new_var_info): Do not set collapsed_to.
19487 (dump_constraint): Do not follow cycles.
19488 (dump_constraint_graph): Likewise.
19489 (build_pred_graph): Likewise.
19490 (build_succ_graph): Likewise.
19491 (rewrite_constraints): Likewise.
19492 (do_simple_structure_copy): Remove.
19493 (do_rhs_deref_structure_copy): Remove.
19494 (do_lhs_deref_structure_copy): Remove.
19495 (collapse_rest_of_var): Remove.
19496 (do_structure_copy): Re-implement.
19497 (pta_stats): New global variable.
19498 (dump_pta_stats): New function.
19499 (struct constraint_expr): Make offset signed.
19500 (UNKNOWN_OFFSET): Define special value.
19501 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19502 (solution_set_expand): New helper function split out from ...
19503 (do_sd_constraint): ... here.
19504 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19505 (do_ds_constraint): Likewise.
19506 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19507 and CALLUSED = *CALLUSED.
19508 (set_union_with_increment): Make inc argument signed.
19509 (type_safe): Remove.
19510 (get_constraint_for_ptr_offset): Handle unknown and negative
19512 (first_vi_for_offset): Handle offsets before start. Bail
19513 out early for offsets beyond the variable extent.
19514 (first_or_preceding_vi_for_offset): New function.
19515 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19516 Together with ESCAPED = *ESCAPED this properly computes reachability.
19517 (find_what_var_points_to): New function.
19518 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19519 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19520 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19521 pt_solutions_intersect): New functions.
19522 (compute_call_used_vars): Remove.
19523 (compute_may_aliases): New main entry into PTA computation.
19524 * gimple.h (gimple_p): New typedef.
19525 (struct gimple_statement_base): Remove references_memory_p.
19526 (struct gimple_statement_with_memory_ops_base): Remove
19527 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19529 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19530 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19531 gimple_set_references_memory): Remove.
19532 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19533 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19535 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19536 (verify_expr): Allow RESULT_DECL.
19537 (gimple_duplicate_bb): Do not copy virtual operands.
19538 (gimple_duplicate_sese_region): Adjust.
19539 (gimple_duplicate_sese_tail): Likewise.
19540 (mark_virtual_ops_in_region): Remove.
19541 (move_sese_region_to_fn): Do not call it.
19542 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19543 and pass_simple_dse.
19544 (execute_function_todo): Handle TODO_update_address_taken,
19545 call execute_update_addresses_taken for TODO_rebuild_alias.
19546 (execute_todo): Adjust.
19547 (execute_one_pass): Init dump files early.
19548 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19550 (create_general_new_stmt): Clear vops.
19551 * tree-ssa-reassoc.c (get_rank): Adjust.
19552 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19553 symbols for renaming.
19554 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19555 (PARAM_AVG_ALIASED_VOPS): Likewise.
19556 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19557 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19558 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19559 (operand_build_cmp, copy_virtual_operands,
19560 create_ssa_artificial_load_stmt, add_to_addressable_set,
19561 gimple_add_to_addresses_taken): Remove public functions.
19562 (unlink_stmt_vdef): New function.
19564 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19566 * config.gcc (powerpc-*-linux*): Merge variants.
19568 2009-04-02 Chao-ying Fu <fu@mips.com>
19569 James Grosbach <james.grosbach@microchip.com>
19571 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19572 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19574 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19575 keep_interrupts_masked_p, use_debug_exception_return_p.
19576 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19577 keep_interrupts_masked, use_debug_exception_return.
19578 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19579 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19581 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19582 (mips_print_operand): Process COP0 registers to print $0 .. $31
19583 correctly for GAS to process.
19584 (mips_interrupt_extra_call_saved_reg_p): New function.
19585 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19587 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19588 (mips_compute_frame_info): Add supports for interrupt context that
19589 includes doubleword accumulators and COP0 registers.
19590 (mips_for_each_saved_acc): New function.
19591 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19592 mips_for_each_saved_reg.
19593 (mips_save_reg): Save accumulators.
19594 (mips_kernel_reg_p): A new for_each_rtx callback.
19595 (mips_expand_prologue): Support interrupt handlers.
19596 (mips_restore_reg): Restore accumulators.
19597 (mips_expand_epilogue): Support interrupt handlers.
19598 (mips_can_use_return_insn): Return false for interrupt handlers.
19599 (mips_epilogue_uses): New function.
19600 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19601 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19602 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19603 cop0_move): New instructions.
19604 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19605 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19607 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19609 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19610 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19611 interrupt handlers, we use K0 as the temporary register.
19612 (EPILOGUE_USES): Change to a function call.
19613 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19614 handlers, we use K0 as the temporary register.
19616 * doc/extend.texi (Function Attributes): Document interrupt,
19617 use_shadow_register_set, keep_interrupts_masked,
19618 use_debug_exception_return for MIPS attributes.
19620 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19622 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19623 Remove a number of t-files from tmake_file.
19624 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19625 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19626 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19627 target_prototype, not TARGET_PROTOTYPE.
19628 (LINK_OS_GNU_SPEC): Define.
19629 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19630 and darwin-ldoubdle.c.
19632 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19635 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19636 (cpp_options): Ditto.
19637 (default_compilers): Ditto.
19638 (display_help): Ditto.
19639 (process_command): Ditto.
19640 (do_spec_1): Ditto.
19641 (set_input): Use lbasename instead of duplicate code.
19642 (save_temps_prefix): New static for -save-temps=obj.
19643 (save_temps_length): Ditto.
19645 * doc/invoke.texi (-save-temps=obj): Document new variant to
19646 -save-temps switch.
19648 2009-04-02 Jeff Law <law@redhat.com>
19650 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19653 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19655 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19656 * configure: Regenerated.
19658 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19660 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19661 share the argument list.
19663 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19667 2009-02-12 Diego Novillo <dnovillo@google.com>
19669 * varpool.c (debug_varpool): New.
19670 * cgraph.h (debug_varpool): Declare.
19672 2009-04-02 Jan Hubicka <jh@suse.cz>
19674 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19677 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19679 * config/i386/i386.c (ix86_abi): Move initialization to ...
19680 (override_options): Here.
19682 2009-04-02 Christian Bruel <christian.bruel@st.com>
19684 * config/sh/sh.c (sh_dwarf_register_span): New function.
19685 (TARGET_DWARF_REGISTER_SPAN): Define.
19686 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19688 2009-04-02 Ira Rosen <irar@il.ibm.com>
19690 PR tree-optimization/39595
19691 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19692 interleaved loads group is not greater than the SLP group size.
19694 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19696 * builtins.c (is_builtin_name): New.
19697 (called_as_built_in): Use is_builtin_name.
19698 * tree.h (is_builtin_name): New.
19699 * varasm.c (incorporeal_function_p): Use is_builtin_name
19701 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19703 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19705 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19708 * c-decl.c (clone_underlying_type): Move this ...
19709 * c-common.c (set_underlying_type): ... here.
19710 Also, make sure the function properly sets TYPE_STUB_DECL() on
19711 the newly created typedef variant type.
19712 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19713 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19716 2009-04-02 Richard Guenther <rguenther@suse.de>
19718 PR tree-optimization/37221
19719 * tree-flow.h (degenerate_phi_result): Declare.
19720 * tree-ssa-dom.c (degenerate_phi_result): Export.
19721 * tree-scalar-evolution.c (analyze_initial_condition): If
19722 the initial condition is defined by a degenerate PHI node
19723 use the degenerate value.
19725 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19727 PR rtl-optimization/39588
19728 * combine.c (merge_outer_ops): Do not set the constant when this
19730 (simplify_shift_const_1): Do not modify it either in this case.
19732 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19734 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19735 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19737 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19740 * c-lex.c (interpret_float): Default (no suffix) is double.
19742 2009-04-1 Xinliang David Li <davidxl@google.com>
19744 * config/i386/i386.c (legitimate_constant_p): Recognize
19745 all one vector constant.
19747 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19749 * config/vax/vax.c: Add #includes to silence warnings.
19750 Change #include order to silence two warnings.
19752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19754 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19755 (ASM_SPEC): Pass -k to the assembler for PIC code.
19757 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19759 * config.gcc: Add vax-*-linux* to the switch.
19760 * config/vax/linux.h: New file. (TARGET_VERSION,
19761 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19763 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19765 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19766 Use predicate macros instead of GET_CODE() == foo.
19767 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19768 ashlsi3, rotrsi3, <unnamed>): Likewise.
19770 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19772 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19773 jbbccihi, jbbccisi): Remova trailing whitespace.
19774 * config/vax/constraints.md: Likewise.
19775 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19776 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19777 * config/vax/predicates.md: Likewise.
19778 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19779 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19780 * config/vax/vax.h: Likewise.
19781 * config/vax/vax.md (nonlocal_goto): Likewise.
19783 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19785 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19786 (indirectable_address_p, adjacent_operands_p): Add spaces around
19788 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19790 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19792 * config/vax/vax.c (legitimate_constant_address_p,
19793 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19794 index_term_p, reg_plus_index_p, legitimate_address_p,
19795 vax_mode_dependent_address_p): Update comments to match functions
19796 modified by the recent int->bool conversion.
19798 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19800 * config/vax/builtins.md: Update copyright message.
19801 * config/vax/constraints.md: Likewise.
19802 * config/vax/netbsd-elf.h: Likewise.
19803 * config/vax/predicates.md: Likewise.
19804 * config/vax/vax-protos.h: Likewise.
19805 * config/vax/vax.c: Likewise.
19806 * config/vax/vax.h: Likewise.
19807 * config/vax/vax.md: Likewise.
19808 * config/vax/vax.opt: Likewise.
19810 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19812 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19813 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19814 * config/vax/constraints.md (B, R): Likewise.
19815 * config/vax/predicates.md (external_memory_operand,
19816 nonimmediate_addsub_di_operand): Likewise.
19817 * config/vax/vax.c (vax_output_int_add): Likewise.
19818 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19819 untyped_call): Likewise.
19821 2009-04-01 Matt Thomas <matt@3am-software.com>
19823 * config/vax/predicates.md: New file.
19824 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19825 external_const_operand, nonsymbolic_operand, external_memory_operand,
19826 indirect_memory_operand, indexed_memory_operand,
19827 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19828 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19830 * config/vax/constraints.md: New file.
19831 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19833 * config/vax/builtins.md: New file.
19834 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19835 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19837 * config/vax/vax.opt (mqmath): Add option.
19838 * config/vax/vax.md (isfx): Extend with DI.
19839 (VAXintQH, VAXintQHSD): Define.
19840 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19841 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19842 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19843 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19844 (movdi): Update constraints and use vax_output_int_move().
19845 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19846 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19847 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19848 nonlocal_goto): New.
19849 (mov<mode>): Extend accepted operand types.
19850 (subdi3_old): Rename from subdi3, change update constraints and use
19851 a new implementation.
19852 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19853 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19854 MOVE_RATIO, CLEAR_RATIO): Define.
19855 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19856 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19857 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19858 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19859 (split_quadword_operands): Make static and really allow variable
19861 (print_operand_address): Update for PIC generation.
19862 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19863 indexable_address_p, fixup_mathdi_operand,
19864 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19865 (vax_float_literal, legitimate_constant_p,
19866 indirectable_constant_address_p, index_term_p,
19867 reg_plus_index_p): Return bool instead of int.
19868 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19870 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19872 (vax_output_conditional_branch): Indent.
19873 (legitimate_constant_address_p, indirectable_constant_address_p,
19874 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19875 vax_mode_dependent_address_p): Return bool instead of int, update for
19877 * config/vax/vax-protos.h (legitimate_constant_address_p,
19878 legitimate_constant_p, legitimate_address_p,
19879 vax_mode_dependent_address_p): Change declaration to bool.
19880 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19881 vax_expand_addsub_di_operands, vax_output_int_subtract,
19882 vax_output_movmemsi): Declare.
19883 (split_quadword_operands, vax_float_literal): Delete declaration.
19884 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19885 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19886 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19887 ASM_OUTPUT_DWARF_PCREL): Define.
19888 (ASM_SPEC): Change definition to allow PIC generation.
19890 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19892 * doc/sourcebuild.texi: Update front-end requirements.
19894 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19897 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19898 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19899 (booldi3_internal3): Use boolean_or_operator instead of
19902 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19905 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19906 declarator whose size is not an integer constant expression but
19907 folds to an integer constant, then treat it as a constant
19910 2009-04-01 Richard Guenther <rguenther@suse.de>
19912 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19913 i * 4 + 2 to (i * 2 + 1) * 2.
19915 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19918 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19919 return if c_parser_asm_string_literal returned NULL.
19921 2009-04-01 Nick Clifton <nickc@redhat.com>
19923 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19925 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19926 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19927 other typedefs to avoid conflicts with libgcc2.c. Define labels
19928 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19930 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19931 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19934 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19936 * varasm.c (default_function_rodata_section): Declare DOT as
19939 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19940 Andrey Galkin <agalkin@hypercom.com>
19943 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19944 Make object_name unique for each process.
19946 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19949 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19950 addressable variables in the parallel that could go out of scope while
19951 running queued tasks.
19953 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19955 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19956 (CASE_VALUES_THRESHOLD): Redefine.
19957 * config/avr/avr.c (avr_override_options): Remove initialization of
19958 avr_case_values_threshold variable.
19959 (avr_case_values_threshold): Remove variable. Add new function.
19960 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19961 * config/avr/avr.opt (mno-tablejump): Remove option.
19962 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19964 2009-04-01 DJ Delorie <dj@redhat.com>
19966 * varasm.c (default_function_rodata_section): Don't assume
19967 anything about where the first '.' in the section name is.
19969 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19971 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19972 rs6000_emit_stack_tie.
19974 2009-03-31 Ian Lance Taylor <iant@google.com>
19976 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19977 gimple_code with GIMPLE_RESX, not RESX.
19979 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19981 * c-common.c (c_get_ident): New.
19982 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19984 2009-04-01 Ben Elliston <bje@au.ibm.com>
19986 * config/rs6000/sysv4.opt (msdata): Improve option description.
19988 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19990 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19991 (divdf3_internal_lat): Remove.
19992 (divxf3_internal_lat): Remove.
19993 (divxf3_internal_thr): Remove.
19994 (divxf): Use divxf3_internal.
19995 * config/ia64/div.md (divsf3_internal_lat): New.
19996 (divdf3_internal_lat): New.
19997 (divxf3_internal): New.
19999 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20002 * Makefile.in (USE_GCC_STDINT): Define.
20003 (stmp-int-hdrs): Install stdint.h if applicable.
20004 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20006 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20007 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20008 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20009 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20010 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20011 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20012 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20013 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20014 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20015 (c_common_nodes_and_builtins): Initialize
20016 underlying_wchar_type_node. Do not initialize
20017 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20018 nodes for new types.
20019 (c_stddef_cpp_builtins): Define macros for new types.
20020 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20022 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20023 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20024 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20025 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20026 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20027 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20028 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20029 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20030 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20031 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20032 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20033 int16_type_node, int32_type_node, int64_type_node,
20034 uint8_type_node, uint16_type_node, c_uint32_type_node,
20035 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20036 int_least32_type_node, int_least64_type_node,
20037 uint_least8_type_node, uint_least16_type_node,
20038 uint_least32_type_node, uint_least64_type_node,
20039 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20040 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20041 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20042 uintptr_type_node): Define.
20043 * c-cppbuiltin.c (builtin_define_constants,
20044 builtin_define_type_minmax): New.
20045 (builtin_define_stdint_macros): Define more macros.
20046 (c_cpp_builtins): Define more limit macros.
20047 (type_suffix): New.
20048 (builtin_define_type_max): Define in terms of
20049 builtin_define_type_minmax. Remove is_long parameter. All
20051 * config.gcc (use_gcc_stdint): Define.
20052 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20053 Add newlib-stdint.h for generic targets.
20054 * config/glibc-stdint.h, config/newlib-stdint.h,
20055 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20056 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20057 * config/score/score.h (UINTPTR_TYPE): Define.
20058 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20059 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20060 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20061 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20062 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20063 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20064 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20065 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20066 * config/spu/spu.h (STDINT_LONG32): Define.
20067 * configure.ac (use_gcc_stdint): Substitute.
20068 * configure: Regenerate.
20069 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20070 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20071 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20072 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20073 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20074 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20075 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20076 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20077 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20078 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20079 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20080 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20081 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20082 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20083 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20084 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20085 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20086 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20087 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20088 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20089 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20090 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20091 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20092 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20093 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20094 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20095 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20096 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20097 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20099 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20101 * loop-iv.c (suitable_set_for_replacement): Renamed from
20102 simplify_using_assignment; changed to return bool and to accept new
20103 args DEST and SRC. Return true iff we find a source/destination pair
20104 that can be used to make a replacement, and fill SRC and DEST if so.
20105 Remove arg ALTERED. Don't deal with altered regs here. All callers
20107 (simplify_using_initial_values): Deal with altered regs here and track
20108 more precisely the effect they have on the validity of our expression.
20110 * loop-iv.c (simplify_using_condition): A condition of the form
20111 (EQ REG CONST) can be used to simply make a substitution.
20112 (simplify_using_initial_values): Keep track of conditions we have seen
20113 and keep using them to simplify new expressions, while applying the
20114 same substitutions to them as to the expression.
20116 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20117 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20120 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20121 changed. Use this when trying to improve the upper bound.
20122 Generate the comparison by using simplify_gen_relational.
20124 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20126 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20128 (simplify_using_assignment, simplify_using_initial_values): Call
20129 replace_in_expr to make replacements. Call replace_single_def_regs
20130 once on the initial version of the expression.
20132 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20135 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20137 2009-03-31 Richard Guenther <rguenther@suse.de>
20139 PR middle-end/31029
20140 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20141 equality comparisons. Fold C - X CMP X if C % 2 == 1.
20143 2009-03-31 Richard Guenther <rguenther@suse.de>
20145 * tree.h (div_if_zero_remainder): Declare.
20146 * fold-const.c (div_if_zero_remainder): Export.
20147 * tree-ssa-forwprop.c
20148 (forward_propagate_addr_into_variable_array_index): Handle
20149 constant array index addition outside of the variable index.
20151 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20154 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
20155 define_splits, floatunssi<mode>2): Require x87 conversions from
20156 DImode to be permitted.
20158 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20160 PR preprocessor/15638
20161 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
20163 2009-03-31 Richard Guenther <rguenther@suse.de>
20165 PR middle-end/23401
20166 PR middle-end/27810
20167 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20168 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20169 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20170 a separate statement.
20171 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20172 (lookup_tmp_var): Likewise.
20173 (is_gimple_formal_tmp_or_call_rhs): Remove.
20174 (is_gimple_reg_or_call_rhs): Rename to ...
20175 (is_gimple_reg_rhs_or_call): ... this.
20176 (is_gimple_mem_or_call_rhs): Rename to ...
20177 (is_gimple_mem_rhs_or_call): ... this.
20178 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20179 DECL_GIMPLE_REG_P only if is_formal is true.
20180 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20181 for non-proper post-modify expression gimplification.
20182 (gimplify_self_mod_expr): For post-modify expressions gimplify
20183 the lvalue to a minimal lvalue.
20184 (rhs_predicate_for): Remove formal temp case.
20185 (gimplify_modify_expr_rhs): Likewise.
20186 (gimplify_addr_expr): Use is_gimple_reg.
20187 (gimplify_expr): Remove formal temp cases.
20188 (gimple_regimplify_operands): Likewise.
20189 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20190 and FILTER_EXPR like constants.
20191 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20193 (is_gimple_formal_tmp_rhs): Remove.
20194 (is_gimple_reg_rhs): Remove special casing.
20195 (is_gimple_mem_rhs): Fix.
20196 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20197 (is_gimple_formal_tmp_var): Remove.
20198 (is_gimple_formal_tmp_reg): Likewise.
20199 (is_gimple_min_lval): Allow invariant component ref parts.
20200 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20201 is_gimple_formal_tmp_reg): Remove declarations.
20202 * tree-cfg.c (verify_expr): Verify that variables with address
20203 taken do not have DECL_GIMPLE_REG_P set.
20204 * tree-mudflap.c (mf_build_check_statement_for): Use
20205 force_gimple_operand instead of gimplify_expr.
20207 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20209 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20210 schedulable rows to compute_split_row.
20212 2009-03-31 Ben Elliston <bje@au.ibm.com>
20215 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20218 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20220 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20221 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20222 * configure: Regenerate.
20223 * config.in: Regenerate.
20224 * config/rs6000/rs6000.opt (mtls-markers): Add.
20225 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20226 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20227 (tls_ld_aix, tls_ld_sysv): Likewise.
20228 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20229 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20231 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20233 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20235 2009-03-30 Jan Hubicka <jh@suse.cz>
20237 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20239 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20240 detection and label handling.
20242 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20244 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20245 left_conflicts_size.
20246 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20247 ALLOCNO_LEFT_CONFLICTS_SIZE.
20249 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20250 remove_allocno_from_bucket_and_push,
20251 allocno_spill_priority_compare, push_allocnos_to_stack,
20252 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20253 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20254 (setup_allocno_left_conflicts_num): Ditto. Rename to
20255 setup_allocno_left_conflicts_size.
20256 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20257 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20258 setup_allocno_left_conflicts_size instead of
20259 setup_allocno_left_conflicts_num.
20261 * ira-build.c (ira_create_allocno): Use
20262 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20263 ALLOCNO_LEFT_CONFLICTS_NUM.
20265 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20267 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20268 instead of DF_LR_OUT.
20270 * ira-lives.c (process_bb_node_lives): Ditto.
20272 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20273 instead of DF_LR_{OUT,IN}.
20275 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20277 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20279 2009-03-30 Jan Hubicka <jh@suse.cz>
20281 * except.c (label_to_region_map): Fix thinko.
20283 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20285 PR middle-end/38237
20286 * tree.h (tree_find_value): New declaration.
20287 * tree.c (tree_find_value): New function.
20288 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20290 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20293 * c-decl.c (struct c_binding): Add locus field.
20294 (bind): Add locus argument, set locus field from it.
20295 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20296 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20297 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20298 implicitly_declare, undeclared_variable, lookup_label,
20299 declare_label, c_make_fname_decl, c_builtin_function,
20300 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20303 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20306 * config/i386/i386.c (classify_argument): Check total size of
20309 2009-03-30 Martin Jambor <mjambor@suse.cz>
20311 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20312 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20313 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20316 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20317 seen_variable_array_ref while also traversing a union.
20319 * tree-inline.c (optimize_inline_calls): Do not call
20320 cgraph_node_remove_callees.
20321 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20322 (pass_remove_cgraph_callee_edges): New variable.
20323 * passes.c (init_optimization_passes): Add
20324 pass_remove_cgraph_callee_edges after early inlining and before all
20325 late intraprocedural passes.
20327 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20329 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20331 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20332 Fix typos in names.
20334 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20336 * combine.c (simplify_comparison): Use have_insn_for.
20337 * dojump.c (do_jump): Likewise.
20339 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20341 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20342 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20343 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20344 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20345 instead of sparc_compare_emitted.
20346 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20347 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20348 instead of sparc_compare_emitted.
20350 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20352 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20353 enter/exit cfglayout mode.
20354 (pass_partition_block): Require it.
20355 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20356 (combine_instructions): Track basic blocks instead of labels.
20357 (update_cfg_for_uncondjump): New.
20358 (try_combine): Use it. Update jumps after rescanning.
20359 (pass_combine): Require PROP_cfglayout.
20360 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20362 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20364 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20365 Provide/destroy PROP_cfglayout respectively.
20366 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20367 * tree-pass.h (PROP_cfglayout): New.
20369 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20371 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20372 fold_convert_const_fixed_from_fixed,
20373 fold_convert_const_fixed_from_int,
20374 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20375 set TREE_CONSTANT_OVERFLOW.
20376 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20377 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20379 2009-03-30 Ira Rosen <irar@il.ibm.com>
20381 * tree-vect-loop-manip.c: New file.
20382 * tree-vectorizer.c: Update documentation and included files.
20383 (vect_loop_location): Make extern.
20384 (rename_use_op): Move to tree-vect-loop-manip.c
20385 (rename_variables_in_bb, rename_variables_in_loop,
20386 slpeel_update_phis_for_duplicate_loop,
20387 slpeel_update_phi_nodes_for_guard1,
20388 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20389 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20390 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20391 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20392 find_loop_location): Likewise.
20393 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20394 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20395 get_vectype_for_scalar_type, vect_is_simple_use,
20396 supportable_widening_operation, supportable_narrowing_operation):
20398 (bb_in_loop_p): Move to tree-vect-loop.c.
20399 (new_loop_vec_info, destroy_loop_vec_info,
20400 reduction_code_for_scalar_code, report_vect_op,
20401 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20402 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20403 (vect_supportable_dr_alignment): Likewise.
20404 * tree-vectorizer.h (tree-data-ref.h): Include.
20405 (vect_loop_location): Declare.
20406 Reorganize function declarations according to the new file structure.
20407 * tree-vect-loop.c: New file.
20408 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20409 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20410 * tree-vect-data-refs.c: New file.
20411 * tree-vect-patterns.c (timevar.h): Don't include.
20412 * tree-vect-stmts.c: New file.
20413 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20414 tree-vect-slp.c, tree-vect-loop.c.
20415 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20416 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20417 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20418 (tree-vect-analyze.o): Remove.
20419 (tree-vect-transform.o): Likewise.
20420 (tree-vect-data-refs.o): Add rule.
20421 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20422 tree-vect-slp.o): Likewise.
20423 (tree-vect-patterns.o): Remove redundant dependencies.
20424 (tree-vectorizer.o): Likewise.
20425 * tree-vect-slp.c: New file.
20427 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20429 * optc-gen.awk: Warn if an option flag has multiple different
20432 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20434 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20435 -floop-block): Document dependences on PPL, CLooG and Graphite.
20437 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20439 PR rtl-optimization/323
20440 * c-common.c (c_fully_fold, convert_and_check,
20441 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20442 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20443 * c-common.def (EXCESS_PRECISION_EXPR): New.
20444 * c-cppbuiltin.c (builtin_define_float_constants): Define
20445 constants with enough digits for long double.
20446 * c-lex.c (interpret_float): Interpret constant with excess
20447 precision where appropriate.
20448 * c-opts.c (c_common_post_options): Set
20449 flag_excess_precision_cmdline. Give an error for
20450 -fexcess-precision=standard for C++ for processors where the
20451 option is significant.
20452 * c-parser.c (c_parser_conditional_expression): Handle excess
20453 precision in condition.
20454 * c-typeck.c (convert_arguments): Handle arguments with excess
20456 (build_unary_op): Move excess precision outside operation.
20457 (build_conditional_expr): Likewise.
20458 (build_compound_expr): Likewise.
20459 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20460 (build_modify_expr): Handle excess precision in RHS.
20461 (convert_for_assignment): Handle excess precision in converted
20463 (digest_init, output_init_element, process_init_element): Handle
20464 excess precision in initializer.
20465 (c_finish_return): Handle excess precision in return value.
20466 (build_binary_op): Handle excess precision in operands and add
20467 excess precision as needed for operation.
20468 * common.opt (-fexcess-precision=): New option.
20469 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20470 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20471 For standard excess precision, output explicit conversion to and
20472 truncation from XFmode.
20473 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20474 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20475 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20476 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20477 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20478 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20479 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20480 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20481 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20482 define_splits, sqrt<mode>2): Disable where appropriate for
20483 standard excess precision.
20484 * convert.c (convert_to_real): Do not shorten arithmetic to type
20485 for which excess precision would be used.
20486 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20487 * doc/invoke.texi (-fexcess-precision=): Document option.
20488 (-mfpmath=): Correct index entry.
20489 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20490 flag_excess_precision): New.
20491 * langhooks.c (lhd_post_options): Set
20492 flag_excess_precision_cmdline.
20493 * opts.c (common_handle_option): Handle -fexcess-precision=.
20494 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20495 init_excess_precision): New.
20496 (lang_dependent_init_target): Call init_excess_precision.
20497 * tree.c (excess_precision_type): New.
20498 * tree.h (excess_precision_type): Declare.
20500 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20503 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20504 non-lvalue to component.
20506 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20508 PR preprocessor/34695
20509 * Makefile.in (c-opts.o): Depend on c-tree.h.
20510 * c-common.c: Move down include of diagnostic.h.
20511 (done_lexing, c_cpp_error): New.
20512 * c-common.h (done_lexing): Declare.
20513 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20515 * c-opts.c: Include c-tree.h.
20516 (c_common_init_options): Set preprocessor error callback.
20517 (c_common_handle_option): Do not set preprocessor
20518 inhibit_warnings, warnings_are_errors, warn_system_headers,
20519 pedantic_errors or inhibit_warnings flags.
20520 (c_common_post_options): Do not check cpp_errors (parse_in).
20521 (c_common_finish): Do not output dependencies if there were
20522 errors. Do not check return value of cpp_finish.
20523 * c-ppoutput.c (pp_file_change): Set input_location.
20524 * c-tree.h (c_cpp_error): Declare.
20525 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20527 (diagnostic_build_prefix): Check override_column.
20528 * diagnostic.h (diagnostic_info): Add override_column field.
20529 (diagnostic_override_column): Define.
20531 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20533 * c-common.c (c_expand_expr, c_staticp): Remove.
20534 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20535 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20536 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20537 * c-gimplify.c (gimplify_compound_literal_expr,
20538 optimize_compound_literals_in_ctor): Remove.
20539 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20540 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20541 * c-semantics.c (emit_local_var): Remove.
20543 * langhooks-def.h (lhd_expand_expr): Remove.
20544 * langhooks.c (lhd_expand_expr): Remove.
20545 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20547 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20548 handling from c-semantics.c; don't call into langhook.
20549 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20550 * gimplify.c (gimplify_compound_literal_expr,
20551 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20552 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20553 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20554 as was done in c-gimplify.c.
20555 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20556 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20557 Move from c-common.h.
20558 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20560 * tree.c (staticp): Do not call langhook.
20561 * langhooks.c (lhd_staticp): Delete.
20562 * langhooks-def.h (lhd_staticp): Delete prototype.
20563 (LANG_HOOKS_STATICP): Delete.
20564 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20566 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20567 instead of DECL_STMTs.
20569 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20577 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20579 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20580 contained expression.
20581 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20582 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20583 conditional expressions for C.
20584 (decl_constant_value_for_optimization): Move from
20585 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20586 whether optimizing and that the expression is a VAR_DECL not of
20587 array type instead of doing such checks in the caller. Do not
20588 check pedantic. Call gcc_unreachable for C++.
20589 * c-common.def (C_MAYBE_CONST_EXPR): New.
20590 * c-common.h (c_fully_fold, c_save_expr,
20591 decl_constant_value_for_optimization): New prototypes.
20592 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20593 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20594 EXPR_INT_CONST_OPERANDS): Define.
20595 * c-convert.c (convert): Strip nops from expression.
20596 * c-decl.c (groktypename): Take extra parameters expr and
20597 expr_const_operands. Update call to grokdeclarator.
20598 (start_decl): Update call to grokdeclarator. Add statement for
20599 expressions used in type of decl.
20600 (grokparm): Update call to grokdeclarator.
20601 (push_parm_decl): Update call to grokdeclarator.
20602 (build_compound_literal): Add parameter non_const and build a
20603 C_MAYBE_COSNT_EXPR if applicable.
20604 (grokdeclarator): Take extra parameters expr and
20605 expr_const_operands. Track expressions used in declaration
20606 specifiers and declarators. Fold array sizes and track whether
20607 they are constant expressions and whether they are integer
20608 constant expressions.
20609 (parser_xref_tag): Set expr and expr_const_operands fields in
20611 (grokfield): Update call to grokdeclarator.
20612 (start_function): Update call to grokdeclarator.
20613 (build_null_declspecs): Set expr and expr_const_operands fields in
20615 (declspecs_add_type): Handle expressions in typeof specifiers.
20616 * c-parser.c (c_parser_declspecs): Set expr and
20617 expr_const_operands fields for declaration specifiers.
20618 (c_parser_enum_specifier): Likewise.
20619 (c_parser_struct_or_union_specifier): Likewise.
20620 (c_parser_typeof_specifier): Likewise. Update call to
20621 groktypename. Fold expression as needed. Return expressions with
20622 type instead of adding statements.
20623 (c_parser_attributes): Update calls to c_parser_expr_list.
20624 (c_parser_statement_after_labels): Fold expression before passing
20625 to objc_build_throw_stmt.
20626 (c_parser_condition): Fold expression.
20627 (c_parser_asm_operands): Fold expression.
20628 (c_parser_conditional_expression): Use c_save_expr. Update call
20629 to build_conditional_expr.
20630 (c_parser_alignof_expression): Update call to groktypename.
20631 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20632 original_code. Fold expression argument of va_arg. Create
20633 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20634 argument to va_arg. Update calls to groktypename. Fold array
20635 index for offsetof. Verify that first argument to
20636 __builtin_choose_expr has integer type.
20637 (c_parser_postfix_expression_after_paren_type): Update calls to
20638 groktypename and build_compound_literal. Handle expressions with
20639 side effects in type name.
20640 (c_parser_postfix_expression_after_primary): Update call to
20641 c_parser_expr_list. Set original_code for calls to
20642 __builtin_constant_p.
20643 (c_parser_expr_list): Take extra parameter fold_p. Fold
20644 expressions if requested.
20645 (c_parser_objc_type_name): Update call to groktypename.
20646 (c_parser_objc_synchronized_statement): Fold expression.
20647 (c_parser_objc_receiver): Fold expression.
20648 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20649 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20650 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20651 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20652 (struct c_typespec): Add elements expr and expr_const_operands.
20653 (struct c_declspecs): Add elements expr and expr_const_operands.
20654 (groktypename, build_conditional_expr, build_compound_literal):
20656 (in_late_binary_op): Declare.
20657 * c-typeck.c (note_integer_operands): New function.
20658 (in_late_binary_op): New variable.
20659 (decl_constant_value_for_broken_optimization): Move to c-common.c
20660 and rename to decl_constant_value_for_optimization.
20661 (default_function_array_conversion): Do not strip nops.
20662 (default_conversion): Do not call
20663 decl_constant_value_for_broken_optimization.
20664 (build_array_ref): Do not fold result.
20665 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20666 result when operand is a VLA.
20667 (c_expr_sizeof_type): Update call to groktypename. Handle
20668 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20669 result when operand names a VLA type.
20670 (build_function_call): Update call to build_compound_literal.
20671 Only fold result for calls to __builtin_* functions. Strip
20672 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20673 the function designator.
20674 (convert_arguments): Fold arguments. Update call to
20675 convert_for_assignment.
20676 (build_unary_op): Handle increment and decrement of
20677 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20678 decrement earlier. Fold operand of increment and decrement.
20679 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20680 built for integer operand. Wrap returns that are INTEGER_CSTs
20681 without being integer constant expressions or that have integer
20682 constant operands without being INTEGER_CSTs.
20683 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20684 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20685 result is an integer constant expression or can be used in
20686 unevaluated parts of one and avoid folding and wrap as
20687 appropriate. Fold operands before possibly doing -Wsign-compare
20689 (build_compound_expr): Wrap result for C99 if operands can be used
20690 in integer constant expressions.
20691 (build_c_cast): Update call to digest_init. Do not ignore
20692 overflow from casting floating-point constants to integers. Wrap
20693 results that could be confused with integer constant expressions,
20694 null pointer constants or floating-point constants.
20695 (c_cast_expr): Update call to groktypename. Handle expressions
20696 included in type name.
20697 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20698 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20699 Update calls to convert_for_assignment.
20700 (convert_for_assignment): Take new parameter
20701 null_pointer_constant. Do not strip nops or call
20702 decl_constant_value_for_broken_optimization. Set
20703 in_late_binary_op for conversions to boolean.
20704 (store_init_value): Update call to digest_init.
20705 (digest_init): Take new parameter null_pointer_constant. Do not
20706 call decl_constant_value_for_broken_optimization. pedwarn for
20707 initializers not constant expressions. Update calls to
20708 convert_for_assignment.
20709 (constructor_nonconst): New.
20710 (struct constructor_stack): Add nonconst element.
20711 (really_start_incremental_init, push_init_level, pop_init_level):
20712 Handle constructor_nonconst and nonconst element.
20713 (set_init_index): Call constant_expression_warning for array
20715 (output_init_element): Fold value. Set constructor_nonconst as
20716 applicable. pedwarn for initializers not constant expressions.
20717 Update call to digest_init. Call constant_expression_warning
20718 where constant initializers are required.
20719 (process_init_element): Use c_save_expr.
20720 (c_finish_goto_ptr): Fold expression.
20721 (c_finish_return): Fold return value. Update call to
20722 convert_for_assignment.
20723 (c_start_case): Fold switch expression.
20724 (c_process_expr_stmt): Fold expression.
20725 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20726 ensure statement expression is not evaluated in constant expression.
20727 (build_binary_op): Track whether results are integer constant
20728 expressions or may occur in such, disable folding and wrap results
20729 as applicable. Fold operands for -Wsign-compare warnings unless
20731 (c_objc_common_truthvalue_conversion): Handle results folded to
20732 integer constants that are not integer constant expressions.
20733 * doc/extend.texi: Document when typeof operands are evaluated,
20734 that condition of __builtin_choose_expr is an integer constant
20735 expression, and more about use of __builtin_constant_p in
20738 2009-03-29 Richard Guenther <rguenther@suse.de>
20740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20741 propagate addresses of array references.
20743 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20745 * regmove.c (perhaps_ends_bb_p): Remove.
20746 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20747 from INSN and check that the main loop stays within that basic block.
20748 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20749 (regmove_forward_pass): Split out from regmove_optimize. Use
20750 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20751 (regmove_backward_pass): Split out from regmove_optimize. Use
20752 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20753 (regmove_optimize): Simplify.
20755 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20758 * config/i386/i386.c (classify_argument): Ignore flexible array
20759 member in struct and warn ABI change.
20761 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20763 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20765 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20766 (ix86_adjust_cost): Updated.
20768 2009-03-29 Jan Hubicka <jh@suse.cz>
20770 PR middle-end/28850
20771 * tree-pass.h (pass_cleanup_eh): New function.
20772 (remove_unreachable_regions): Break code handling RTL
20773 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20774 that can not be reached by runtime.
20775 (can_be_reached_by_runtime): New function.
20776 (label_to_region_map): New function.
20777 (num_eh_regions): New function.
20778 (rtl_remove_unreachable_regions): New function.
20779 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20780 (remove_eh_region): New function.
20781 * except.h: Include sbitmap and vecprim.
20782 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20783 num_eh_regions): Declare.
20784 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20785 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20786 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20787 (tree_empty_eh_handler_p): New function.
20788 (cleanup_empty_eh): New function.
20789 (cleanup_eh): New function.
20790 (pass_cleanup_eh): New function.
20792 2009-03-29 Jan Hubicka <jh@suse.cz>
20794 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20795 for removed regions.
20797 2009-03-29 Jan Hubicka <jh@suse.cz>
20799 * except.c (dump_eh_tree): Dump all datastructures.
20801 2009-03-29 Jan Hubicka <jh@suse.cz>
20803 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20804 (duplicate_eh_regions_1): Likewise.
20805 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20806 vector; call EH verification.
20807 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20808 Be ready for region being removed.
20810 2009-03-29 Jan Hubicka <jh@suse.cz>
20812 * bitmap.c (bitmap_last_set_bit): New function.
20813 * bitmap.h (bitmap_last_set_bit): Declare.
20815 2009-03-29 David Ayers <ayers@fsfe.org>
20818 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20819 by calling objc_compare_types and surpress warnings about
20820 incompatible C pointers that are compatible ObjC pointers.
20822 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20824 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20825 call initialize_inline_failed.
20826 (initialize_inline_failed): Move it from here ...
20827 * cgraph.c (initialize_inline_failed): ... to here.
20828 (cgraph_create_edge): Call initialize_inline_failed rather than
20829 setting inline_failed directly.
20831 2009-03-29 Ben Elliston <bje@au.ibm.com>
20834 * sysv4.opt (msdata): Improve comment.
20835 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20836 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20838 2009-03-29 Ben Elliston <bje@au.ibm.com>
20841 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20842 load and store attributes.
20844 2009-03-29 Ben Elliston <bje@au.ibm.com>
20846 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20847 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20848 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20849 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20850 __builtin_infq and __builtin_huge_valq.
20852 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20854 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20856 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20857 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20859 2009-03-28 Xinliang David Li <davidxl@google.com>
20861 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20862 (do_dbg_cnt): New function.
20864 2009-03-28 Jan Hubicka <jh@suse.cz>
20866 Merge from pretty-ipa:
20868 2009-03-27 Jan Hubicka <jh@suse.cz>
20870 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20871 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20872 * passes.c (function_called_by_processed_nodes_p): New.
20873 * ipa-pure-const.c (check_call): Fix handling of operands.
20874 (analyze_function): Dump debug output for skipped bodies.
20875 (local_pure_const): Use function_called_by_processed_nodes_p.
20876 * dwarf2out.c (reference_to_unused): Use output.
20877 * passes.c (do_per_function_toporder): Likewise.
20879 2008-11-12 Jan Hubicka <jh@suse.cz>
20881 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20882 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20883 state_set_in_source enum
20884 (check_decl): Ignore memory tags; do not set fake looping flags;
20886 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20887 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20888 (check_call, analyze_function): Rewrite.
20890 (add_new_function): Update call of analyze_function.
20891 (generate_summary): Add call of analyze_function.
20892 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20893 (local_pure_const): New function.
20894 (pass_local_pure_const): New pass.
20895 * ipa-inline.c (inline_transform): Set after_inlining.
20896 * tree-eh.c (stmt_can_throw_external): New.
20897 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20898 work with aliasing built.
20899 * tree-flow.h (stmt_can_throw_external): New.
20900 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20901 and local pure/const pass in early and late optimization queue.
20903 2009-03-28 Martin Jambor <mjambor@suse.cz>
20905 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20907 (fold_binary): Allow function decl aligment consideration is the
20908 second argument is integer constant one.
20909 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20910 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20911 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20913 2009-03-28 Jan Hubicka <jh@suse.cz>
20915 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20916 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20917 * function.h (rtl_data): Add nothrow flag.
20918 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20919 set DECL_NOTHROW for AVAILABLE functions.
20921 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20923 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20924 following vector keyword has expansion starting with pixel or bool
20925 keyword, expand vector to __vector and pixel or bool to __pixel or
20929 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20930 warn_if_disallowed_function_p): Removed.
20931 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20932 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20933 warning_if_disallowed_function_p.
20934 * flags.h (warn_if_disallowed_function_p,
20935 warn_disallowed_functions): Removed.
20936 * common.opt (Wdisallowed-function-list=): Removed.
20937 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20939 2009-03-28 Richard Guenther <rguenther@suse.de>
20941 PR tree-optimization/38723
20942 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20945 2009-03-28 Jan Hubicka <jh@suse.cz>
20947 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20948 test introduced by my previous patch.
20950 2009-03-28 Richard Guenther <rguenther@suse.de>
20952 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20953 the PHIs value undefined.
20955 2009-03-28 Jan Hubicka <jh@suse.cz>
20957 * tree-pass.h (pass_fixup_cfg): New pass.
20958 * ipa-inline.c (inline_transform): Set
20959 always_inline_functions_inlined/after_inlining.
20960 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20961 (pass_fixup_cfg): New pass.
20962 * passes.c (init_optimization_passes): Add fixup_cfg.
20964 2009-03-28 Richard Guenther <rguenther@suse.de>
20966 PR tree-optimization/38458
20967 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20968 argument use the arguments copy-of value.
20970 2009-03-28 Richard Guenther <rguenther@suse.de>
20972 PR tree-optimization/38180
20973 * tree-ssa-ccp.c (get_default_value): Simplify.
20974 (likely_value): Likewise.
20975 (surely_varying_stmt_p): Properly handle VOP case.
20976 (ccp_initialize): Likewise.
20977 (ccp_fold): Handle propagating through *&.
20978 (fold_const_aggregate_ref): Also handle decls.
20980 2009-03-28 Jan Hubicka <jh@suse.cz>
20982 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20983 * cgraph.h (cgraph_node): Likewise.
20984 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20985 (cgraph_reset_node): Use process flag.
20986 (cgraph_mark_functions_to_output): Likewise.
20987 (cgraph_expand_function): Likewise.
20988 (cgraph_expand_all_functions): Likewise.
20989 (cgraph_output_in_order): Likewise.
20990 * dwarf2out.c (reference_to_unused): Likewise.
20991 * passes.c do_per_function_toporder): Likewise.
20993 2009-03-28 Jan Hubicka <jh@suse.cz>
20995 Bring from lto-branch:
20997 2008-09-03 Doug Kwan <dougkwan@google.com>
20999 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21000 enums instead of reason strings.
21001 * cgraph.c (cgraph_create_edge): Same.
21002 (cgraph_inline_failed_string): New function.
21003 * cgraph.h (cgraph_inline_failed_t): New enum type.
21004 (cgraph_inline_failed_string): New prototype.
21005 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21006 char pointer to cgraph_inline_failed_t.
21007 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21008 (cgraph_default_inline_p): Ditto.
21009 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21010 to cgraph_inline_failed_t pointer.
21011 * cif-code.def: New file.
21012 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21014 (cgraph_check_inline_limits): Change type of REASON to pointer to
21015 cgraph_inline_failed_t. Replace reason strings with enums.
21016 (cgraph_default_inline_p): Ditto.
21017 (cgraph_recursive_inlining_p): Ditto.
21018 (update_caller_keys): Change type of FAILED_REASON to
21019 cgraph_inline_failed_t.
21020 (cgraph_set_inline_failed): Change type of REASON to pointer to
21021 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21022 convert enums to strings for text output.
21023 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21024 to be of type cgraph_inline_failed_t. Replace reason strings with
21025 enums. Call cgraph_inline_failed_string to covert enums
21026 to strings for text output.
21027 (cgraph_decide_inlining): Replace reason strings with enums.
21028 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21029 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21031 * tree-inline.c (expand_call_inline): Change type of REASON
21032 to cgraph_inline_failed_t. Replace reason strings with enums.
21033 Call cgraph_inline_failed_string for text output.
21034 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21037 2009-03-28 Jan Hubicka <jh@suse.cz>
21039 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21040 cgraph_clone_node): Remove master clone handling.
21041 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21042 * cgraph.h (master_clone): Remove.
21043 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21044 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21045 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21047 2009-03-28 Jan Hubicka <jh@suse.cz>
21049 * cgraph.c (cgraph_function_body_availability): Functions declared
21050 inline are always safe to assume that it is not going to be replaced.
21052 2009-03-28 Richard Guenther <rguenther@suse.de>
21054 PR tree-optimization/38513
21055 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21057 EXC_PTR_EXPR and FILTER_EXPR.
21058 (get_ref_from_reference_ops): Likewise.
21060 2009-03-28 Richard Guenther <rguenther@suse.de>
21062 PR tree-optimization/38968
21063 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21064 Use FLOOR_MOD_EXPR to compute misalignment.
21066 2009-03-28 Richard Guenther <rguenther@suse.de>
21068 PR tree-optimization/37795
21069 * tree.h (combine_comparisons): Declare.
21070 * fold-const.c (combine_comparisons): Export.
21071 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21073 (ifcombine_iforif): Use combine_comparisons.
21075 2009-03-28 Jan Hubicka <jh@suse.cz>
21077 * tree-eh.c (inlinable_call_p): New function.
21078 (make_eh_edges): Use it.
21079 (verify_eh_edges): Use it.
21080 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21081 * except.c (reachable_next_level): Add inlinable_function argument
21082 (sjlj_find_directly_reachable_regions): Update.
21083 (add_reachable_handler): Do not set saw_any_handlers.
21084 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21085 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21086 Add new inlinable call parameter.
21087 (can_throw_internal, can_throw_external): Update.
21088 * except.h (can_throw_internal_1, can_throw_external_1,
21089 foreach_reachable_handler): Update declaration.
21091 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21093 * config/arm/t-arm-coff, config/h8300/coff.h,
21094 config/i386/i386-aout.h, config/i386/i386-coff.h,
21095 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21096 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21097 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21098 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21099 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21100 sys-types.h: Remove.
21101 * Makefile.in: Remove protoize and fixproto support and references
21103 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21104 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21106 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21107 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21108 unprotoize$(exeext).
21109 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21110 (.PHONY): Don't depend on proto.
21111 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21112 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21113 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21114 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21115 build/gen-protos.o, build/scan.o, xsys-protos.h,
21116 build/fix-header$(build_exeext), build/fix-header.o,
21117 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21118 stmp-install-fixproto): Remove.
21119 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21120 SYSCALLS.c or fixproto files.
21121 (install-common): Don't install protoize.
21122 (install-headers-tar, install-headers-cpio, install-headers-cp):
21123 Don't depend on $(STMP_FIXPROTO).
21124 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21125 install fixproto files or write out fixproto settings.
21126 (uninstall): Don't uninstall protoize.
21127 * config.gcc (use_fixproto): Remove.
21128 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21129 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21130 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21131 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21132 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21133 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21134 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21135 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21136 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21137 * config/t-vxworks (STMP_FIXPROTO): Remove.
21138 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21139 STMP_FIXPROTO): Remove.
21140 * config.in, configure: Regenerate.
21141 * crtstuff.c (gid_t, uid_t): Don't undefine.
21142 * doc/install.texi: Change m68k-coff to m68k-elf in example.
21143 (arm-*-coff, arm-*-aout: Remove target entries.
21144 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
21145 Remove mention of AIX 4.1.
21146 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
21147 * doc/invoke.texi (Running Protoize): Remove.
21148 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
21149 (Protoize Caveats): Remove.
21150 * tsystem.h: Update comments on headers assumed to exist.
21152 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
21154 * genautomata.c: Add a new year to the copyright. Add a new
21156 (struct insn_reserv_decl): Add comments for member bypass_list.
21157 (find_bypass): Remove.
21158 (insert_bypass): New.
21159 (process_decls): Use insert_bypass.
21160 (output_internal_insn_latency_func): Output all bypasses with the
21161 same input insn in one switch case.
21163 * rtl.def (define_bypass): Describe bypass choice.
21164 * doc/md.texi (define_bypass): Ditto.
21166 2009-03-27 Richard Guenther <rguenther@suse.de>
21168 * gimplify.c (mark_addressable): Export.
21169 * tree-flow.h (mark_addressable): Declare.
21170 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21171 * tree-ssa.c (verify_phi_args): Verify that address taken
21172 variables have TREE_ADDRESSABLE set.
21174 2009-03-27 Richard Guenther <rguenther@suse.de>
21176 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21177 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21178 Do not mark decls TREE_ADDRESSABLE.
21179 (build_fold_addr_expr): Adjust.
21180 (fold_addr_expr): Remove.
21181 (fold_unary): Use build_fold_addr_expr.
21182 (fold_comparison): Likewise.
21183 (split_address_to_core_and_offset): Likewise.
21184 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21186 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21187 (gimplify_modify_expr_to_memcpy): Mark source and destination
21189 * omp-low.c (create_omp_child_function): Mark the object decl
21191 (lower_rec_input_clauses): Mark the var we take the address of
21193 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21195 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21197 PR middle-end/39315
21198 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21199 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21201 2009-03-27 Richard Guenther <rguenther@suse.de>
21203 PR tree-optimization/39120
21204 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21206 (handle_lhs_call): Process return constraints. Add escape
21207 constraints if necessary.
21208 (handle_const_call): Fill out return constraints. Make nested
21209 case more precise. Avoid consttmp if possible.
21210 (handle_pure_call): Fill out return constraints. Avoid
21211 callused if possible.
21212 (find_func_aliases): Simplify call handling.
21214 2009-03-27 Richard Guenther <rguenther@suse.de>
21216 PR tree-optimization/39120
21217 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21218 as a representative.
21219 (solve_graph): Do propagate CALLUSED.
21220 (handle_pure_call): Use a scalar constraint from CALLUSED for
21222 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21225 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21228 * c-common.c (handle_aligned_attribute): Properly check alignment
21229 overflow. Use (1U << i) instead of (1 << i).
21231 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21233 * expr.h (get_mem_align_offset): Updated.
21235 * tree.h (tree_decl_common): Change align to "unsigned int" and
21236 move it before pointer_alias_set.
21238 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21239 Jakub Jelinek <jakub@redhat.com>
21242 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21243 gr_register_operand with gr_reg_or_0_operand.
21244 (cmpxchg_rel_di): Likewise.
21245 (sync_lock_test_and_set<mode>): Likewise.
21247 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21249 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21250 (true_regnum): Likewise.
21252 * rtlanal.c (subreg_info): Moved to ...
21253 * rtl.h (subreg_info): Here. New.
21254 (subreg_get_info): New.
21256 * rtlanal.c (subreg_get_info): Make it extern.
21258 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21261 * config/i386/i386.c (ix86_abi): New.
21262 (override_options): Handle -mabi=.
21263 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21264 (ix86_call_abi_override): Likewise.
21265 (init_cumulative_args): Likewise.
21266 (function_arg_advance): Likewise.
21267 (function_arg_64): Likewise.
21268 (function_arg): Likewise.
21269 (ix86_pass_by_reference): Likewise.
21270 (ix86_function_value_regno_p): Likewise.
21271 (ix86_build_builtin_va_list_abi): Likewise.
21272 (setup_incoming_varargs_64): Likewise.
21273 (is_va_list_char_pointer): Likewise.
21274 (ix86_init_machine_status): Likewise.
21275 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21276 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21277 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21278 (ix86_function_abi): Make it static and return enum calling_abi.
21279 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21281 (ix86_fn_abi_va_list): Updated.
21283 * config/i386/i386.h (ix86_abi): New.
21284 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21285 (CONDITIONAL_REGISTER_USAGE): Likewise.
21286 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21287 (machine_function): Likewise.
21289 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21291 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21292 (STACK_BOUNDARY): Likewise.
21293 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21295 * config/i386/i386.opt (mabi=): New.
21297 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21298 return enum calling_abi.
21299 (ix86_function_type_abi): Likewise.
21300 (ix86_function_abi): Removed.
21302 * doc/invoke.texi: Document -mabi= option for x86.
21304 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21306 * builtins.c (real_dconstp): Delete.
21307 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21309 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21310 Jakub Jelinek <jakub@redhat.com>
21313 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21314 (gen_subprogram_die): When a function is explicit, generate the
21315 DW_AT_explicit attribute.
21316 * langhooks.h (struct lang_hooks_for_decls): Add
21317 function_decl_explicit_p langhook.
21318 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21319 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21321 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21323 * builtins.c (fold_builtin_memory_op): Optimize memmove
21324 into memcpy if we can prove source and destination don't overlap.
21326 * tree-inline.c: Include gt-tree-inline.h.
21327 (clone_fn_id_num): New variable.
21328 (clone_function_name): New function.
21329 (tree_function_versioning): Use it.
21330 * Makefile.in (GTFILES): Add tree-inline.c.
21332 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21334 * BASE-VER: Change to 4.5.0.
21336 2009-03-27 Xinliang David Li <davidxl@google.com>
21338 PR tree-optimization/39557
21339 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21341 2009-03-27 Xinliang David Li <davidxl@google.com>
21343 PR tree-optimization/39548
21344 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21347 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21349 * c-common.c (pointer_int_sum): Use %wd on return from
21352 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21354 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21355 on return from tree_low_cst.
21357 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21360 * ginclude/stdarg.h (va_copy): Define also for
21361 __GXX_EXPERIMENTAL_CXX0X__.
21363 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21366 * builtins.h (c_strlen): Do not warn here.
21367 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21368 * c-common.c (pointer_int_sum): Take an explicit location.
21369 Warn about offsets out of bounds.
21370 * c-common.h (pointer_int_sum): Adjust declaration.
21372 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21374 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21377 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21380 * opts.c (warn_if_disallowed_function_p): Don't assume
21381 get_callee_fndecl must return non-NULL.
21383 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21385 PR rtl-optimization/39522
21386 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21387 when reg_reloaded_valid is set.
21389 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21391 * config/spu/divv2df3.c: New file.
21392 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21393 (DPBIT_FUNCS): Filter out _div_df.
21395 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21397 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21398 a jump insn, count that jump in the distance to the loop start.
21400 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21403 * config/sh/sh.c (calc_live_regs): Fix condition for global
21404 registers except PIC_OFFSET_TABLE_REGNUM.
21406 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21409 * doc/invoke.texi (-mconsole): New.
21411 (-mno-cygwin): New.
21413 (-mnop-fun-dllimport): New.
21417 (sub section "i386 and x86-64 Windows Options"): New.
21419 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21421 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21422 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21424 2009-03-25 Richard Guenther <rguenther@suse.de>
21426 PR middle-end/39497
21427 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21430 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21432 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21433 neither of haifa/selective schedulers are working.
21435 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21437 * doc/invoke.texi (Debugging Options): Fix description of
21438 -fno-merge-debug-strings.
21440 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21442 * config/cris/libgcc.ver: New version-script.
21443 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21445 * configure.ac <GAS features, nop mnemonic>: Add pattern
21446 crisv32-*-* for "nop".
21447 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21448 * configure: Regenerate.
21450 2009-03-24 Ira Rosen <irar@il.ibm.com>
21452 PR tree-optimization/39529
21453 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21454 mark_sym_for_renaming for the tag copied to the new vector
21457 2009-03-24 Arthur Loiret <aloiret@debian.org>
21459 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21460 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21461 EXTRA_SPEC_FUNCTIONS.
21462 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21463 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21464 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21465 -march and -mtune options.
21467 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21469 * config/m68k/t-rtems: Add m5329 multilib.
21471 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21472 Jakub Jelinek <jakub@redhat.com>
21475 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21478 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21481 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21482 instead of c_parser_expression_conv, if original_code isn't one of the
21483 4 allowed comparison codes, fail.
21485 2009-03-23 Richard Guenther <rguenther@suse.de>
21487 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21488 * tree.h (struct tree_type): Likewise.
21489 * reload.h (struct insn_chain): Likewise.
21490 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21491 * function.h (struct function): Likewise.
21492 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21494 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21496 PR tree-optimization/39516
21497 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21499 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21501 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21502 should be set true if BITS_PER_WORD of target is bigger than 32
21504 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21506 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21507 Translate -B-options to -rpath-link. Correct existing
21508 rpath-link and conditionalize on !nostdlib.
21510 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21512 * doc/extend.texi (Function Attributes, Variable Attributes):
21514 * doc/invoke.texi (Debugging Options, Optimize Options)
21515 (i386 and x86-64 Options, MCore Options): Likewise.
21517 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21520 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21521 it for block local namespace aliases.
21522 (gen_decl_die): Pass context_die to gen_namespace_die.
21524 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21527 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21528 minimum or maximum value.
21530 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21532 * reginfo.c (globalize_reg): Recompute derived reg sets.
21534 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21537 * libgcc2.c (mprotect): Do not use signed arguments for
21538 VirtualProtect, use DWORD arguments. Also fix the 'may
21539 be used uninitialized' warning for the np variable.
21541 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21544 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21545 functions using regparm calling conventions when not optimizing.
21546 (ix86_function_sseregparm): Similarly for sseregparm calling
21549 2009-03-19 Li Feng <nemokingdom@gmail.com>
21551 PR middle-end/39500
21552 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21553 dependence if the first conflict is after niter iterations.
21555 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21557 PR middle-end/38609
21558 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21559 functions with dynamic stack-pointer adjustments.
21561 2009-03-19 Ben Elliston <bje@au.ibm.com>
21563 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21564 option; change to -msdata=data.
21566 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21568 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21571 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21574 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21576 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21578 * doc/invoke.texi (Code Gen Options): Expand discussion of
21581 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21583 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21584 * matrix-reorg.c (struct matrix_info): Likewise.
21585 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21586 * rtl.h (struct mem_attrs): Likewise.
21587 * df.h (struct df): Likewise.
21588 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21589 * ira-int.h (struct ira_allocno): Likewise.
21590 * df-scan.c (struct df_collection_rec): Likewise.
21591 * ira.c (struct equivalence): Likewise.
21592 * function.c (struct temp_slot): Likewise.
21593 * cfgloop.h (struct loop): Likewise.
21596 * function.c (use_register_for_decl): When not optimizing, disregard
21597 register keyword for variables with types containing methods.
21599 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21601 PR middle-end/39447
21602 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21603 (is_simple_operand): Call contains_component_ref_p before calling data
21604 reference analysis that would fail on COMPONENT_REFs.
21606 * tree-vrp.c (search_for_addr_array): Fix formatting.
21608 2009-03-18 Richard Guenther <rguenther@suse.de>
21610 * tree-vect-transform.c (vect_loop_versioning): Fold the
21611 generated comparisons.
21612 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21613 (slpeel_tree_peel_loop_to_edge): Likewise.
21615 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21617 PR middle-end/37805
21618 * opts.c (print_specific_help): In addition to `undocumented',
21619 accept `separate' and `joined' flags if passed alone. Describe
21620 output by the first matched one of those.
21621 (common_handle_option): Skip over empty strings.
21622 * gcc.c (display_help): Fix help string for `--help='.
21623 * doc/invoke.texi (Option Summary, Overall Options): With
21624 `--help=', classes and qualifiers can both be repeated, but
21625 only the latter can be negated. One should not pass only
21626 negated qualifiers. Fix markup and examples.
21629 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21630 PR middle-end/37805
21631 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21632 and -fhelp=separate.
21634 2009-03-17 Jing Yu <jingyu@google.com>
21636 PR middle-end/39378
21637 * function.h (struct rtl_data): Move is_thunk from here...
21638 (struct function): ...to here.
21639 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21640 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21642 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21644 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21645 (alpha_output_function_end_prologue): Likewise.
21646 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21647 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21648 (rs6000_output_function_epilogue): Likewise.
21649 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21651 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21654 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21655 from different units in a single alternative.
21656 (*truncdfsf_i387): Ditto.
21657 (*truncxfsf2_mixed): Ditto.
21658 (*truncxfdf2_mixed): Ditto.
21660 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21662 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21663 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21666 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21667 unused non-artificial variables when not optimizing.
21670 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21671 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21672 NAMESPACE_DECL in its DECL_INITIAL.
21674 PR middle-end/39443
21675 * optabs.c (set_user_assembler_libfunc): New function.
21676 * expr.h (set_user_assembler_libfunc): New prototype.
21677 * c-common.c: Include libfuncs.h.
21678 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21679 for memcmp, memset, memcpy, memmove and abort.
21680 * Makefile.in (c-common.o): Depend on libfuncs.h.
21683 * dwarf2out.c (gen_inlined_enumeration_type_die,
21684 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21685 gen_tagged_type_instantiation_die): Removed.
21686 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21689 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21692 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21694 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21695 (check-parallel-%): Ditto.
21696 (check-consistency): Ditto.
21698 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21700 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21701 local variable rhs by NULL_TREE.
21703 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21706 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21708 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21711 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21713 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21716 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21717 for ms->sysv ABI calls only in 64bit mode.
21719 * config/i386/i386.md (untyped_call): Support 32bit.
21721 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21723 * doc/extend.texi: Replace x86_65 with x86_64.
21725 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21727 PR tree-optimization/39455
21728 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21729 mismatches for POINTER_TYPE_P (type).
21730 (number_of_iterations_le): Likewise.
21732 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21734 * config/picochip/picochip.c: Removed profiling support.
21735 * config/picochip/picochip.md: Removed profiling instruction.
21736 * config/picochip/picochip.h: Removed profiling builtin.
21738 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21740 * doc/install.texi (--with-host-libstdcxx): Document.
21742 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21745 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21746 generate a warning if the function name does not begin with
21747 "__vector" and the function has either the 'signal' or 'interrupt'
21748 attribute, from here to ...
21749 (avr_declare_function_name): ...here. New function.
21750 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21751 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21753 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21756 * cse.c (fold_rtx): Don't modify original const_arg1 when
21757 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21758 separate variable instead.
21759 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21760 from out of range shift counts.
21761 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21763 2009-03-13 Catherine Moore <clm@codesourcery.com>
21765 * config/i386/x-mingw32 (host-mingw32.o): Replace
21766 diagnostic.h with $(DIAGNOSTIC_H).
21768 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21771 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21773 * config/i386/sync.md (sync_compare_and_swap<mode>,
21774 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21775 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21777 (sync_double_compare_and_swapdi_pic,
21778 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21779 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21781 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21784 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21786 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21789 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21790 (avx_addsubv4df3): Likewise.
21791 (*avx_addsubv4sf3): Likewise.
21792 (sse3_addsubv4sf3): Likewise.
21794 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21797 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21799 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21802 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21803 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21804 registers for allocnos created from user-defined variables.
21806 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21809 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21810 of non-integer mode as well.
21812 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21814 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21815 for functions for which the parameter types are unknown.
21817 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21820 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21821 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21822 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21823 * config/i386/i386.c (ix86_local_alignment): For
21824 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21825 long long variables on the stack to avoid dynamic realignment.
21826 Allow the first argument to be a decl rather than type.
21827 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21829 2009-03-11 Nick Clifton <nickc@redhat.com>
21832 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21834 Add description to mno-lsim option.
21835 * config/mcore/mcore.h: Remove comment about deprecated m4align
21837 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21838 * doc/invoke.texi: Add description of mno-lsim and
21839 mstack-increment options.
21841 * config/fr30/fr30.opt: Document the -mno-lsim option.
21842 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21843 and -mno-lsim options.
21845 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21847 * fold-const.c (fold_comparison): Only call fold_inf_compare
21848 if the mode supports infinities.
21850 2009-03-11 Jason Merrill <jason@redhat.com>
21853 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21854 end already did. Notice GIMPLE_CALL modifications of the result.
21855 Don't copy debug information from an ignored decl or a decl from
21858 2009-03-10 Richard Guenther <rguenther@suse.de>
21859 Nathan Froyd <froydnj@codesourcery.com>
21861 PR middle-end/37850
21862 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21863 (__divMODE3): Likewise.
21865 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21867 PR tree-optimization/39394
21868 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21869 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21871 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21873 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21874 inline asms for register asm ("") declarations.
21876 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21878 * fold-const.c (fold_unary): Fix comment.
21880 2009-03-07 Jan Hubicka <jh@suse.cz>
21883 * tree-inline.c (setup_one_parameter): Do replacement of const
21884 argument by constant in SSA form.
21886 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21888 PR middle-end/38028
21889 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21890 determine alignment passed to assign_stack_local.
21891 (assign_parms_unsplit_complex): Likewise.
21892 * except.c (sjlj_build_landing_pads): Likewise.
21894 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21896 PR middle-end/39360
21897 * tree-flow.h (add_referenced_var): Return bool instead of void.
21898 * tree-dfa.c (add_referenced_var): Return result of
21899 referenced_var_check_and_insert call.
21900 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21901 of referenced_var_check_and_insert.
21904 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21905 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21906 DIE, don't emit it if abstract origin already has it.
21907 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21908 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21910 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21912 * genpreds.c (needs_variable): Fix parentheses at variable name
21914 (write_tm_constrs_h): Indent generated code.
21916 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21918 * doc/extend.texi (Function Attributes): Add documentation
21919 for isr attributes.
21921 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21924 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21925 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21927 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21929 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21932 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21935 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21936 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21938 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21940 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21941 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21942 constants instead of magic numbers.
21943 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21945 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21946 (x86_64_ms_abi_int_parameter_registers): Ditto.
21947 (x86_64_int_return_registers): Ditto.
21948 (ix86_maybe_switch_abi): Ditto.
21949 (ix86_expand_call): Ditto for clobbered_registers array.
21950 (ix86_hard_regno_mode_ok): Ditto.
21951 (x86_extended_QIreg_mentioned_p): Ditto.
21953 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21955 PR tree-optimization/39349
21956 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21958 * combine.c (gen_lowpart_for_combine): Use omode when generating
21961 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21963 PR rtl-optimization/39235
21964 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21966 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21968 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21970 2009-03-04 Richard Guenther <rguenther@suse.de>
21972 PR tree-optimization/39362
21973 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21974 that occur in abnormal PHIs should be varying.
21976 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21978 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21980 (simple_iv): Take loop as an argument instead of statement.
21981 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21982 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21984 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21986 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21987 * matrix-reorg.c (analyze_transpose): Ditto.
21988 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21989 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21990 * tree-predcom.c (ref_at_iteration): Ditto.
21991 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21993 2009-03-04 Richard Guenther <rguenther@suse.de>
21995 PR tree-optimization/39358
21996 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21997 escaped_id and callused_id.
21998 (solve_graph): Likewise.
22000 2009-03-04 Richard Guenther <rguenther@suse.de>
22002 PR tree-optimization/39339
22003 * tree-sra.c (try_instantiate_multiple_fields): Make it
22004 no longer ICE on the above.
22006 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22008 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22009 that fits within Pmode.
22011 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22013 PR middle-end/10109
22014 * tm.texi (LIBCALL_VALUE): Update description.
22016 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22018 PR middle-end/34443
22019 * doc/extend.texi (section): Update description.
22021 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22023 PR middle-end/39345
22024 * tree-inline.c (remapped_type): New.
22025 (can_be_nonlocal): Call remapped_type instead of remap_type.
22027 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22030 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22031 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22033 2009-03-03 Richard Guenther <rguenther@suse.de>
22035 PR middle-end/39272
22036 * tree.c (tree_nonartificial_location): New function.
22037 * tree.h (tree_nonartificial_location): Declare.
22038 * builtins.c (expand_builtin_memory_chk): Provide location
22039 of the call location for artificial function pieces.
22040 (maybe_emit_chk_warning): Likewise.
22041 (maybe_emit_sprintf_chk_warning): Likewise.
22042 (maybe_emit_free_warning): Likewise.
22043 * expr.c (expand_expr_real_1): Likewise.
22045 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22047 PR tree-optimization/39343
22048 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22049 COMPONENT_REF t has ARRAY_TYPE.
22051 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22053 PR middle-end/39335
22054 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22055 when the type precision of the induction variable should be
22056 larger than the type precision of nit.
22057 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22058 * graphite.c (graphite_loop_normal_form): Same.
22059 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22061 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22063 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22064 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22065 numbers to describe clobbered registers.
22066 (*call_value_0_rex64_ms_sysv): Ditto.
22067 * config/i386/mmx.md (mmx_emms): Ditto.
22068 (mmx_femms): Ditto.
22070 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22072 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22075 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22077 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22078 (spu_section_type_flags): New function.
22080 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22082 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22083 reg_class_contents of FLOAT_REGS into a temporary.
22085 2009-03-02 Richard Guenther <rguenther@suse.de>
22086 Ira Rosen <irar@il.ibm.com>
22088 PR tree-optimization/39318
22089 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22090 information to the vectorized statement.
22092 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22094 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22095 variable. Use defined names instead of magic constants for REX SSE
22098 2009-03-01 Richard Guenther <rguenther@suse.de>
22100 PR tree-optimization/39331
22101 * omp-low.c (lower_send_shared_vars): Do not receive new
22102 values for the reference of DECL_BY_REFERENCE parms or results.
22104 2009-03-01 Jan Hubicka <jh@suse.cz>
22107 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22108 BLOCK_NONLOCALIZED_VAR): New macros.
22109 (tree_block): Add nonlocalized_vars.
22110 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22111 gen_decl_die): Add origin argument. Allow generation of die with
22112 origin at hand only.
22113 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22114 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22116 (gen_block_die): Fix checking for unused blocks.
22117 (process_scope_var): Break out from .... ; work with origins only.
22118 (decls_for_scope) ... here; process nonlocalized list.
22119 (dwarf2out_ignore_block): Look for nonlocalized vars.
22120 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22122 (dump_scope_block): Dump them.
22123 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22124 (remap_block): Likewise.
22125 (can_be_nonlocal): New predicate.
22126 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22128 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22130 * configure: Regenerate.
22132 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22134 * optc-gen.awk: No need to duplicate option flags twice.
22135 Reuse help texts for duplicate options which do not have any.
22137 * gcc.c (display_help): Document --version.
22139 * gcc.c (main): If print_help_list and verbose_flag, ensure
22140 driver output comes before subprocess output.
22142 * optc-gen.awk: Assign all remaining fields to help string,
22143 space-separated, for multi-line help in *.opt.
22145 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
22146 -Wno-pedantic-ms-format is for MinGW targets only.
22148 * doc/options.texi (Option file format): Fix bad indentation,
22149 restoring dropped sentence.
22151 2009-02-28 Jan Hubicka <jh@suse.cz>
22153 * tree-inline.c (tree_function_versioning): Output debug info.
22155 2009-02-28 Jan Hubicka <jh@suse.cz>
22158 * tree-inline.c (setup_one_parameter): Do not copy propagate
22159 arguments when not optimizing.
22161 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22164 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22165 (avx_addsubv4df3): Likewise.
22166 (*avx_addsubv4sf3): Likewise.
22167 (sse3_addsubv4sf3): Likewise.
22168 (*avx_addsubv2df3): Likewise.
22169 (sse3_addsubv2df3): Likewise.
22170 (avx_unpckhps256): Correct item selectors.
22171 (avx_unpcklps256): Likewise.
22172 (avx_unpckhpd256): Likewise.
22173 (avx_unpcklpd256): Likewise.
22175 2009-02-28 Jan Hubicka <jh@suse.cz>
22177 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22179 (copy_arguments_for_versioning): If var is declared don't declare it.
22180 (tree_function_versioning): First setup substitutions and then copy
22183 2009-02-27 Jan Hubicka <jh@suse.cz>
22186 * cgraph.h (varpool_output_debug_info): Remove.
22187 * cgraphunit.c (varpool_output_debug_info): Remove.
22188 * dwarf2out.c (deferred_locations_struct): New struct
22189 (deferred_locations): New type.
22190 (deferred_locations_list): New static var.
22191 (deffer_location): New function.
22192 (gen_variable_die): Use it.
22193 (decls_for_scope): Output info on local static vars.
22194 (dwarf2out_finish): Process deferred locations.
22195 * varpool.c (varpool_output_debug_info): Remove.
22197 2009-02-27 Jan Hubicka <jh@suse.cz>
22200 * tree.h (TREE_PROTECTED): Fix comment.
22201 (BLOCK_HANDLER_BLOCK): Remove.
22202 (struct tree_block): Remove handler_block add body_block.
22203 (inlined_function_outer_scope_p): New.
22204 (is_body_block): Remove.
22205 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22206 * dwarf2out.c (is_inlined_entry_point): Remove.
22207 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22208 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22210 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22211 * gimplify.c (gimplify_expr): Gimplify body blocks.
22212 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22213 block with multiple subblocks.
22214 (dump_scope_block): Prettier output; dump more flags and info.
22215 (dump_scope_blocks): New.
22216 (remove_unused_locals): Use dump_scope_blocks.
22217 * tree-flow.h (dump_scope_blocks): Declare.
22218 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22219 * stmt.c (is_body_block): Remove.
22220 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22221 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22223 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22225 PR middle-end/39308
22226 * graphite.c (graphite_loop_normal_form): Do not call
22227 number_of_iterations_exit from a gcc_assert.
22229 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22231 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22232 jumps if COND is NULL.
22233 (find_cond_jump): New function.
22234 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22235 * config/s390/s390.md: Remove z10_cobra attribute value.
22237 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22239 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22240 force_const_mem returns NULL_RTX.
22242 2009-02-26 Jan Hubicka <jh@suse.cz>
22245 * cgraph.h (varpool_output_debug_info): Remove.
22246 * cgraphunit.c (varpool_output_debug_info): Remove.
22247 * dwarf2out.c (deferred_locations_struct): New struct
22248 (deferred_locations): New type.
22249 (deferred_locations_list): New static var.
22250 (deffer_location): New function.
22251 (gen_variable_die): Use it.
22252 (decls_for_scope): Output info on local static vars.
22253 (dwarf2out_finish): Process deferred locations.
22254 * varpool.c (varpool_output_debug_info): Remove.
22256 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22258 PR rtl-optimization/39241
22259 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22260 to subreg_offset_representable_p.
22262 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22264 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22265 execute function prototype. Get f and nregs from max_reg_num
22266 and get_insns. Remove the first backward pass as it's dead,
22267 guard the forward pass by flag_expensive_optimizations.
22268 (rest_of_handle_regmove): Delete.
22269 (pass_regmove): Replace it with regmove_optimize.
22271 2009-02-25 Martin Jambor <mjambor@suse.cz>
22273 PR tree-optimization/39259
22274 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22275 calls_alloca function flags.
22276 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22277 calls are detected.
22279 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22281 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22282 flags_set_1_rtx, flags_set_1_set): Delete.
22283 (regmove_optimize): Do not call mark_flags_life_zones.
22285 2009-02-24 Julian Brown <julian@codesourcery.com>
22288 * config/arm/arm.c (require_pic_register): Only set
22289 cfun->machine->pic_reg once per function.
22291 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22293 * doc/invoke.texi (Link Options): Document an easier way to pass
22294 options that take arguments to the GNU linker using -Xlinker and -Wl.
22296 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22299 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22301 2009-02-24 Richard Guenther <rguenther@suse.de>
22304 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22306 2009-02-24 Richard Guenther <rguenther@suse.de>
22307 Zdenek Dvorak <ook@ucw.cz>
22309 PR tree-optimization/39233
22310 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22311 from converting them to a generic type.
22313 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22315 PR tree-optimization/39260
22316 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22317 contains a condition with a real type.
22318 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22320 2009-02-23 Jason Merrill <jason@redhat.com>
22323 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22324 narrowing_initializer_constant_valid_p.
22325 (narrowing_initializer_constant_valid_p): Don't return
22326 null_pointer_node for adding a pointer to itself.
22328 2009-02-23 Jan Hubicka <jh@suse.cz>
22331 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22334 2009-02-23 Jan Hubicka <jh@suse.cz>
22336 PR tree-optimization/37709
22337 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22338 * tree.h (block_ultimate_origin): Declare.
22339 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22340 * tree-ssa-live.c (remove_unused_scope_block_p):
22341 Eliminate blocks containig no instructions nor live variables nor
22343 (dump_scope_block): New function.
22344 (remove_unused_locals): Enable removal of dead blocks by default;
22345 enable dumping at TDF_DETAILS.
22347 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22349 * config/i386/i386.c (classify_argument): Don't allow COImode
22351 (function_arg_advance_32): Don't allow OImode.
22352 (function_arg_32): Likewise.
22353 (function_value_32): Likewise.
22354 (return_in_memory_32): Likewise.
22355 (function_arg_64): Remove OImode comment.
22357 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22360 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22361 ix86_expand_vector_set for V4DImode in 64bit mode only.
22362 (ix86_expand_vector_init_one_var): Likewise.
22364 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22366 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22368 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22371 * loop-iv.c: Revert last change.
22372 * emit-rtl.c: Likewise.
22374 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22377 * config/i386/i386.c (type_natural_mode): Remove an extra
22378 space in the warning message.
22379 (function_value_32): Handle 32-byte vector modes.
22380 (return_in_memory_32): Likewise.
22382 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22384 * loop-iv.c (truncate_value): New function.
22385 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22387 (lowpart_subreg): Move to...
22388 * emit-rtl.c: ...here.
22390 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22392 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22393 accidental and undocumented change at revision 140860.
22395 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22397 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22398 take gimple_seq * arguments.
22399 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22400 types_compatible_p langhook.
22402 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22403 Joseph Myers <joseph@codesourcery.com>
22405 * config/arm/arm.c (arm_builtin_va_list): New function.
22406 (arm_expand_builtin_va_start): Likewise.
22407 (arm_gimplify_va_arg_expr): Likewise.
22408 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22409 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22410 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22411 (va_list_type): New variable.
22412 (arm_mangle_type): Mangle va_list_type appropriately.
22414 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22416 PR middle-end/39157
22417 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22418 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22419 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22420 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22421 parameter to 1000 for -O1 by default.
22422 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22424 * loop-invariant.c: Include params.h.
22425 (move_loop_invariants): Don't call move_single_loop_invariants on
22428 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22430 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22431 offset when calculating bounds for indexing stack_usage_map. Fixes
22432 a buffer overflow with certain target setups.
22434 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22437 * calls.c (expand_call): Clear try_tail_call if caller and callee
22438 disagree in promotion of function return value.
22440 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22443 * c-common.c (c_determine_visibility): If visibility changed and
22444 DECL_RTL has been already set, call make_decl_rtl to update symbol
22447 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22450 * varasm.c (assemble_variable): Don't check DECL_NAME when
22451 globalizing a variable.
22453 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22456 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22457 expression before any __builtin_trap call.
22458 * c-typeck.c (build_function_call): Convert and check function
22459 arguments before generating a call to a trap. Evaluate the
22460 function arguments before the trap.
22462 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22465 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22466 (UNSPEC_FXAM_MEM): New unspec.
22467 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22468 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22469 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22471 2009-02-19 Richard Guenther <rguenther@suse.de>
22473 PR tree-optimization/39207
22474 PR tree-optimization/39074
22475 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22476 storedanything_tree): New.
22477 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22478 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22479 (build_succ_graph): Add edges from STOREDANYTHING to all
22481 (init_base_vars): Initialize STOREDANYTHING.
22482 (compute_points_to_sets): Free substitution info after
22483 building the succ graph.
22484 (ipa_pta_execute): Likewise.
22486 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22488 (do_ds_constraint): Do not add to special var or non-pointer
22490 (type_could_have_pointers): Split out from ...
22491 (could_have_pointers): ... here. For arrays use the element type.
22492 (create_variable_info_for): Initialize may_have_pointers.
22493 (new_var_info): Likewise.
22494 (handle_lhs_call): Make the HEAP variable unknown-sized.
22495 (intra_create_variable_infos): Use a type with pointers for
22496 PARM_NOALIAS, make it unknown-sized.
22498 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22501 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22503 2009-02-18 Jason Merrill <jason@redhat.com>
22506 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22507 value if DECL_EXTERNAL.
22508 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22509 * target.h (gcc_target::binds_local_p): Clarify "module".
22510 * tree.h (TREE_PUBLIC): Clarify "module".
22512 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22515 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22516 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22518 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22521 * c.opt (Wabi): Support C and ObjC.
22524 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22526 * config/i386/i386.c (classify_argument): Warn once about the ABI
22527 change when passing union with long double.
22529 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22531 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22534 * c-parser.c (c_parser_compound_statement): Always enter and leave
22537 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22540 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22542 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22544 PR tree-optimization/36922
22545 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22546 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22549 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22551 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22554 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22556 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22558 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22560 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22563 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22564 Richard Sandiford <rdsandiford@googlemail.com>
22566 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22567 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22568 (loongson_biadd): ...this.
22570 2009-02-17 Richard Guenther <rguenther@suse.de>
22572 PR tree-optimization/39202
22573 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22574 a var make sure to follow existing collapses.
22576 2009-02-17 Richard Guenther <rguenther@suse.de>
22578 PR middle-end/39214
22579 * langhooks.c (lhd_print_error_function): Check for NULL block.
22581 2009-02-17 Richard Guenther <rguenther@suse.de>
22583 PR tree-optimization/39204
22584 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22587 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22589 * config/soft-fp/double.h: Update from glibc CVS.
22591 2009-02-17 Richard Guenther <rguenther@suse.de>
22593 PR tree-optimization/39207
22594 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22595 strict-aliasing warnings for pointers pointing to NULL.
22597 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22600 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22601 skipping until next close brace.
22603 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22606 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22607 to function argument boundary.
22609 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22611 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22612 in the lea_add. Reload eventually constraints it properly.
22613 * config/picochip/constraints.md: Remove the target constraint
22614 "b", since it is not needed anymore.
22616 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22618 * gthr-dce.h: Uglify function parameter and local variable names.
22619 * gthr-gnat.h: Likewise.
22620 * gthr-mipssde.h: Likewise.
22621 * gthr-nks.h: Likewise.
22622 * gthr-posix95.h: Likewise.
22623 * gthr-posix.h: Likewise.
22624 * gthr-rtems.h: Likewise.
22625 * gthr-single.h: Likewise.
22626 * gthr-solaris.h: Likewise.
22627 * gthr-tpf.h: Likewise.
22628 * gthr-vxworks.h: Likewise.
22629 * gthr-win32.h: Likewise.
22631 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22634 * config/i386/i386.md: Restrict the new peephole2 to move
22635 between MMX/SSE registers.
22637 2009-02-15 Richard Guenther <rguenther@suse.de>
22640 2009-02-13 Richard Guenther <rguenther@suse.de>
22642 * configure.ac: Enable LFS.
22643 * configure: Re-generate.
22644 * config.in: Likewise.
22646 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22648 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22649 spu_srqwbyte, spu_srqwbytebc): Define.
22650 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22651 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22652 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22653 "shrqby_<mode>"): New insn-and-split patterns.
22654 * config/spu/spu.c (expand_builtin_args): Determine and return
22655 number of operands using spu_builtin_description data.
22656 (spu_expand_builtin_1): Use it.
22658 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22661 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22664 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22667 * config/i386/i386.c (override_options): Correct warning
22668 messages for -malign-loops, -malign-jumps and -malign-functions.
22670 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22673 * config/i386/i386.md: Restrict the new peephole2 to move
22674 between the general purpose registers.
22676 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22679 * config/i386/i386.c (type_natural_mode): Add a new argument.
22680 Return the original mode and warn ABI change if vector size is 32byte.
22681 (function_arg_advance): Updated.
22682 (function_arg): Likewise.
22683 (ix86_function_value): Likewise.
22684 (ix86_return_in_memory): Likewise.
22685 (ix86_sol10_return_in_memory): Likewise.
22686 (ix86_gimplify_va_arg): Likewise.
22687 (function_arg_32): Don't warn ABX ABI change here.
22688 (function_arg_64): Likewise.
22690 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22692 * loop-iv.c (implies_p): In the final case, test that operands 0
22693 of the two comparisons match.
22695 * config/bfin/bfin.c (find_prev_insn_start): New function.
22696 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22697 (find_next_insn_start): Move.
22699 2009-02-13 Richard Guenther <rguenther@suse.de>
22701 * configure.ac: Enable LFS.
22702 * configure: Re-generate.
22703 * config.in: Likewise.
22705 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22708 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22709 sizes on syntax error after some arguments have been parsed.
22711 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22713 * doc/invoke.texi (-fira): Remove.
22715 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22717 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22718 * recog.c: Likewise.
22721 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22723 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22724 (umul_ppmm): Likewise.
22725 (count_leading_zeros): Likewise.
22726 (count_trailing_zeros): Likewise.
22727 (UMUL_TIME): Likewise.
22729 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22731 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22732 soft-fp/t-softfp to tmake_file.
22734 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22735 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22736 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22737 IA64_BUILTIN_INFQ]: New.
22738 (ia64_init_builtins): Initialize __builtin_infq,
22739 __builtin_fabsq and __builtin_copysignq if not HPUX.
22740 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22741 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22743 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22745 (__fixtfti): Likewise.
22746 (__fixunstfti): Likewise.
22747 (__floattitf): Likewise.
22749 * config/ia64/libgcc-glibc.ver: New.
22750 * config/ia64/t-fprules-softfp: Likewise.
22751 * config/ia64/sfp-machine.h: Likewise.
22753 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22754 (LIBGCC2_TF_CEXT): Likewise.
22755 (TF_SIZE): Likewise.
22756 (TARGET_INIT_LIBFUNCS): Likewise.
22758 * config/ia64/t-glibc (SHLINB_MAPFILES):
22759 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22761 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22763 * config/i386/i386.c (construct_container): Rewrite processing
22764 BLKmode with X86_64_SSE_CLASS.
22766 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22769 * config/i386/i386.md: Replace simplify_replace_rtx with
22770 replace_rtx in the new peephole2.
22772 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22774 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22775 loop unrolling do not happen at -O2.
22777 2009-02-12 Michael Matz <matz@suse.de>
22779 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22781 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22783 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22786 2009-02-12 Ben Elliston <bje@au.ibm.com>
22788 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22789 patterns when updating the back chain. Missed in the 2009-02-10
22792 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22794 * doc/extend.texi (Decimal Floating Types): Update identifier of
22795 draft TR and list of missing support.
22797 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22799 PR middle-end/39154
22800 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22801 bit to variable length decl's flags, add it also to its
22802 pointer replacement variable.
22804 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22805 Jakub Jelinek <jakub@redhat.com>
22808 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22809 (memory_blockage): New expander.
22810 (*memory_blockage): New insn pattern.
22811 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22812 instead of general blockage at the end of function prologue when
22813 frame pointer is used to access red zone area. Do not emit blockage
22814 when profiling, it is emitted in generic code.
22815 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22816 function epilogue when frame pointer is used to access red zone area.
22818 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22821 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22822 by arithmetic with memory operands.
22823 * config/i386/predicates.md (commutative_operator): New.
22825 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22827 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22830 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22832 * alias.h (record_alias_subset): Declare.
22833 * alias.c (record_alias_subset): Make global.
22835 2009-02-10 Nick Clifton <nickc@redhat.com>
22837 * tree-parloops.c: Change license to GPLv3.
22838 * ipa-struct-reorg.c: Change license to GPLv3.
22839 * ipa-struct-reorg.h: Change license to GPLv3.
22841 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22844 * c-decl.c (start_struct): Return NULL on error.
22846 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22848 PR middle-end/39124
22849 * cfgloopmanip.c (remove_path): Call remove_bbs after
22850 cancel_loop_tree, not before it.
22853 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22854 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22855 VAR_DECLs were seen.
22856 * tree-ssa-live.c (remove_unused_locals): Recompute
22857 cfun->has_local_explicit_reg_vars.
22858 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22859 copies or clearings if cfun->has_local_explicit_reg_vars.
22861 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22864 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22865 of function prologue when frame pointer is used to access
22868 2009-02-10 Richard Guenther <rguenther@suse.de>
22870 PR middle-end/39127
22871 * gimplify.c (gimple_regimplify_operands): Always look if
22872 we need to create a temporary.
22874 2009-02-10 Richard Guenther <rguenther@suse.de>
22876 PR tree-optimization/39132
22877 * tree-loop-distribution.c (todo): New global var.
22878 (generate_memset_zero): Trigger TODO_rebuild_alias.
22879 (tree_loop_distribution): Return todo.
22881 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22884 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22885 (x86_64_reg_class_name): Removed.
22886 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22887 first one isn't X86_64_SSE_CLASS or any other ones aren't
22888 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22889 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22890 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22891 and 3 X86_64_SSEUP_CLASS.
22892 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22893 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22895 2009-02-10 Ben Elliston <bje@au.ibm.com>
22897 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22898 form instruction to update the stack back chain word, even if the
22899 user has disabled the generation of update instructions.
22900 (movdi_<mode>_update_stack): New.
22901 (movsi_update_stack): Likewise.
22902 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22903 always use an update form instruction to update the stack back
22906 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22908 PR middle-end/38953
22909 * graphite.c (if_region_set_false_region): After moving a region in
22910 the false branch of a condition, remove the empty dummy basic block.
22911 (gloog): Remove wrong fix for PR38953.
22913 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22915 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22916 generation due to implicit sign extension.
22918 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22920 PR middle-end/38981
22921 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22922 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22924 2009-02-09 Richard Guenther <rguenther@suse.de>
22926 PR middle-end/35202
22927 * convert.c (convert_to_real): Disable (float)fn((double)x)
22928 to fnf(x) conversion if errno differences may occur and
22929 -fmath-errno is set.
22931 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22933 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22934 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22935 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22937 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22940 * c-common.c (handle_alias_attribute): Disallow attribute for
22941 anything not a FUNCTION_DECL or VAR_DECL.
22943 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22946 * real.c (do_compare): Special-case compare of zero against
22947 decimal float value.
22949 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22952 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22953 as indicating flexible array members unless the field itself is
22954 being declarared as the incomplete array.
22956 2009-02-06 Jan Hubicka <jh@suse.cz>
22958 PR tree-optimization/38844
22959 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22960 is already inlined.
22962 2009-02-06 Richard Guenther <rguenther@suse.de>
22964 PR middle-end/38977
22965 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22966 fork because we may expand it as __gcov_fork.
22968 2009-02-06 Nick Clifton <nickc@redhat.com>
22970 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22972 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22974 PR tree-optimization/35659
22975 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22976 vn_phi_eq): Shortcut if hashcode does not match.
22977 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22979 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22980 and avoid iterative_hash_expr.
22981 (FOR_EACH_VALUE_ID_IN_SET): New.
22982 (value_id_compare): Remove.
22983 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22984 sort expressions by value id.
22986 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22989 * config/sh/predicates.md (general_movsrc_operand): Don't check
22990 the subreg of system registers here.
22992 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22995 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22996 on the copied decl.
22998 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23000 PR rtl-optimization/39110
23001 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23002 addresses, not aligned ones.
23004 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23005 Richard Guenther <rguenther@suse.de>
23007 PR tree-optimization/39100
23008 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23009 comment says and add edges.
23011 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23014 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23015 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23017 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23019 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23020 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23021 register_bb_in_sese, new_sese, free_sese): Moved.
23022 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23023 outermost_loop_in_scop, build_scop_iteration_domain,
23024 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23025 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23026 Use loop_in_sese_p instead of loop_in_scop_p.
23027 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23028 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23029 (scopdet_basic_block_info): Fix bug in scop detection.
23030 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23031 eq_loop_to_cloog_loop): Remove.
23032 (nb_loops_around_loop_in_scop, nb_loop
23033 ref_nb_loops): Moved here...
23034 * graphite.h (ref_nb_loops): ... from here.
23035 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23036 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23037 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23038 * testsuite/gcc.dg/graphite/scop-19.c: New
23040 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23041 Hans-Peter Nilsson <hp@axis.com>
23043 PR rtl-optimization/37889
23044 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23045 Move offset handling from PLUS to before the switch. Use new
23046 arguments when considering SYMBOL_REFs too.
23047 (rtx_addr_can_trap_p): Pass dummy offset and size.
23048 (enum may_trap_p_flags): Remove.
23049 (may_trap_p_1): Pass size from MEM_SIZE.
23051 PR rtl-optimization/38921
23052 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23053 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23054 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23055 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23057 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23059 AVX Programming Reference (January, 2009)
23060 * config/i386/sse.md (*vpclmulqdq): New.
23062 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23064 PR tree-optimization/38977
23065 PR gcov-profile/38292
23066 * calls.c (special_function_p): Disregard __builtin_ prefix.
23068 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23070 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23071 non-indexable addresses even before reload.
23073 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23076 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23077 as having variable size. Do not give an error for unnamed
23078 parameters with [*] declarators. Give a warning for type names
23079 with [*] declarators and mark them as variable size.
23080 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23081 for sizeof applied to [*] type names.
23083 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23086 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23088 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23090 * gcc.c (process_command): Update copyright notice dates.
23091 * gcov.c (print_version): Likewise.
23092 * gcov-dump.c (print_version): Likewise.
23093 * mips-tfile.c (main): Likewise.
23094 * mips-tdump.c (main): Likewise.
23096 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23099 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23100 for composite type involving a zero-length array type.
23102 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23105 * function.c (match_asm_constraints_1): Skip over
23106 initial optional % in the constraint.
23108 PR inline-asm/39059
23109 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23110 supported, don't accept FIXED_CSTs.
23111 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23112 and _Sat is used without _Fract/_Accum. Set specs->type to
23113 integer_type_node for cts_fract/cts_accum if fixed point is not
23116 2009-02-02 Catherine Moore <clm@codesourcery.com>
23118 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23120 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23122 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23123 (ABI_HAS_64BIT_SYMBOLS): Use it.
23124 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23126 2009-02-02 Paul Brook <paul@codesourcery.com>
23128 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23130 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23132 PR inline-asm/39058
23133 * recog.h (asm_operand_ok): Add constraints argument.
23134 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23135 recurse on matching constraint.
23136 (check_asm_operands): Pass constraints as 3rd argument to
23137 asm_operand_ok. Don't look up matching constraint here.
23138 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23141 2009-02-02 Ben Elliston <bje@au.ibm.com>
23143 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
23144 TARGET_NARROW_VOLATILE_BITFIELD macro names.
23146 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23148 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
23149 information. Remove some obsolete information. Reorganize.
23151 * config/pa/fptr.c: Revert license to GPL 2.
23152 * config/pa/milli64.S: Likewise.
23154 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23157 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
23158 LIBRARY name in, instead of hard-coding it.
23159 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
23160 extra target make frag to tmake_files according to EH model.
23161 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
23162 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
23163 frags that define makefile variable EH_MODEL appropriately.
23164 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23165 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23166 to "-sjlj" according to type of EH configured.
23167 (LIBGCC_SONAME): Concatenate it to shared library base name.
23168 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23169 to "_sjlj" according to type of EH configured.
23170 (LIBGCC_SONAME): Concatenate it to shared library base name.
23171 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23172 (SHLIB_LINK): Add missing semicolon to if-else construct.
23173 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23174 string value of "pe_dll" command-line option.
23175 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23176 (SHLIB_SONAME): Use it when overriding t-cygming default.
23177 (SHLIB_IMPLIB): Override t-cygming default.
23178 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23179 string value of "pe_dll" command-line option.
23181 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23184 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23185 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23187 2009-01-31 Richard Guenther <rguenther@suse.de>
23189 PR tree-optimization/38937
23190 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23191 computing the transitive closure.
23193 2009-01-30 Richard Guenther <rguenther@suse.de>
23195 PR tree-optimization/39041
23196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23197 Propagate variable indices only if the types match for this stmt.
23199 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23202 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23203 inline but never defined.
23205 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23207 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23208 (*insv_h_di_reg_extimm): New insn.
23209 (*insv_l<mode>_reg_extimm): New insn.
23211 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23213 * config/picochip/picochip.c (flag_conserve_stack): set
23214 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23215 fconserve-stack. Reduce call-overhead used by inliner.
23217 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23220 * common.opt (flag_conserve_stack): Initialised to zero.
23222 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23225 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23226 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23229 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23231 * ira-color.c (allocno_reload_assign): Update comments.
23232 * regmove.c (regmove_optimize): Likewise.
23236 2009-01-29 Robert Millan <rmh@aybabtu.com>
23238 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23239 * config/i386/kopensolaris-gnu.h: New file. Undefine
23240 `MD_UNWIND_SUPPORT'.
23241 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23243 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23245 PR tree-optimization/39007
23246 * tree-loop-distribution.c (generate_builtin): Use
23247 recompute_dominator to compute the immediate dominator of the
23248 basic block just after the loop.
23250 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23252 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23253 (ASM_OUTPUT_DWARF_PCREL): Define.
23255 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23257 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23258 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23259 global. Modify entries about regmove and IRA.
23261 * ra-conflict.c: Remove the file.
23263 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23265 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23266 (pass_regclass_init): Rename to pass_reginfo_init.
23268 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23270 * toplev.h (flag_ira): Remove.
23272 * caller-save.c (setup_save_areas): Remove flag_ira.
23274 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23276 * global.c: Remove the file.
23278 * opts.c (decode_options): Remove flag_ira.
23280 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23282 * regmove.c: Modify file description.
23283 (find_use_as_address, try_auto_increment): Define them only if
23284 AUTO_INC_DEC is defined.
23285 (replacement_quality, replace_in_call_usage, fixup_match_1,
23286 stable_and_no_regs_but_for_p): Remove.
23287 (reg_set_in_bb): Make it static.
23288 (regmove_optimize): Remove flag_ira and code which worked for
23291 * local-alloc.c: Remove the file.
23293 * common.opt (fira): Remove.
23295 * ira.c: Include except.h.
23296 (eliminable_regset): Move from global.c.
23297 (mark_elimination): Ditto. Remove flag_ira.
23298 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23299 equiv_mem_modified, validate_equiv_mem_from_store,
23300 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23301 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23302 no_equiv, recorded_label_ref): Move from local-alloc.c.
23303 (update_equiv_regs): Ditto. Make it static.
23304 (print_insn_chain, print_insn_chains): Move it from global.c.
23305 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23306 (build_insn_chain): Ditto. Make it static.
23307 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23308 Rename to init_live_subregs.
23309 (gate_ira): Remove flag_ira.
23311 * regclass.c: Rename reginfo.c. Change file description.
23312 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23313 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23314 (init_reg_sets_1): Remove code for evaluation of
23315 reg_class_superclasses and losing_caller_save_reg_set.
23316 (init_regs): Remove init_reg_autoinc.
23317 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23318 ok_for_base_p_nonstrict): Remove.
23319 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23320 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23321 corresponding entries.
23322 (dump_regclass, record_operand_costs, scan_one_insn,
23323 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23324 record_address_regs, auto_inc_dec_reg_p): Remove.
23325 (gt-regclass.h): Rename to gt-reginfo.h.
23327 * rtl.h (dump_global_regs, retry_global_alloc,
23328 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23330 * Makefile.in (RA_H): Remove.
23331 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23332 Rename regclass.o to reginfo.o.
23333 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23335 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23336 (GTFILES): Rename regclass.c to reginfo.c.
23338 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23339 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23341 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23342 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23344 (finish_spills): Ditto. Remove code for !flag_ira.
23346 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23348 PR middle-end/35854
23349 * doc/invoke.texi (rtl debug options): Complete rewrite.
23350 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23352 * mode-switching.c (pass_mode_switching): Rename pass from
23353 "mode-sw" to "mode_sw".
23354 * except.c (pass_convert_to_eh_ranges): Rename pass from
23355 "eh-ranges" to "eh_ranges".
23356 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23360 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23361 Alexander Monakov <amonakov@ispras.ru>
23363 PR middle-end/38857
23364 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23366 (move_exprs_to_boundary): Change return type and pass through
23367 should_move from move_op. Relax assert. Update usage ...
23368 (schedule_expr_on_boundary): ... here. Use should_move instead of
23370 (move_op_orig_expr_found): Indicate that insn was disconnected from
23372 (code_motion_process_successors): Do not call after_merge_succs
23373 callback if original expression was not found when traversing any of
23375 (code_motion_path_driver): Change return type. Update prototype.
23376 (move_op): Update comment. Add a new parameter (should_move). Update
23377 prototype. Set *should_move based on indication provided by
23378 move_op_orig_expr_found.
23380 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23382 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23383 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23384 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23385 * config/rs6000/rs6000.c (rs6000_override_options): Default
23386 avoid-indexed-addresses on for Power6, off for everything else.
23387 (avoiding_indexed_address_p): New function.
23388 (rs6000_legitimize_address): Use it.
23389 (rs6000_legitimate_address): Likewise.
23390 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23392 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23394 PR tree-optimization/38997
23395 * tree-loop-distribution.c (generate_memset_zero): Use
23396 POINTER_PLUS_EXPR for a pointer addition.
23398 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23400 * config/s390/s390.md (bswap<mode>2): New pattern added.
23402 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23404 * config/s390/s390.md (*tls_load_31): Added type attribute.
23406 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23408 * config/s390/s390.md: Fix a few comments.
23410 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23412 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23413 (*tm<mode>_full): Fixed z10prop attribute.
23414 (*tst<mode>_extimm): Fixed z10prop attribute.
23415 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23416 (*tstqiCCT_cconly): Fixed z10prop attribute.
23417 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23418 (*movsi_larl): Fixed z10prop attribute.
23419 (*movsi_zarch): Fixed z10prop attribute.
23420 (*movsi_eas): Fixed z10prop attribute.
23421 (*movhi): Fixed z10prop attribute.
23422 (*movqi): Fixed z10prop attribute.
23423 (*movstrictqi): Fixed z10prop attribute.
23424 (*mov<mode>): Fixed z10prop attribute.
23425 (*movcc): Fixed z10prop attribute.
23426 (*sethighpartdi_64): Fixed z10prop attribute.
23427 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23428 (*negdi2_sign_cc): Fixed z10prop attribute.
23429 (*negdi2_sign): Fixed z10prop attribute.
23430 (*absdi2_sign_cc): Fixed z10prop attribute.
23431 (*absdi2_sign): Fixed z10prop attribute.
23432 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23433 (*negabsdi2_sign): Fixed z10prop attribute.
23434 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23435 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23436 (doloop_si64): Fixed z10prop attribute.
23437 (doloop_si31): Fixed z10prop attribute.
23438 (doloop_long): Fixed z10prop attribute.
23439 (indirect_jump): Fixed z10prop attribute.
23440 (nop): Fixed z10prop attribute.
23441 (main_base_64): Fixed z10prop attribute.
23442 (reload_base_64): Fixed z10prop attribute.
23444 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23446 PR rtl-optimization/38740
23447 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23449 * config/mips/mips.c (mips_reorg): Likewise.
23451 2009-01-28 Richard Guenther <rguenther@suse.de>
23453 PR tree-optimization/38926
23454 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23455 with the correct value id to a value.
23456 (do_regular_insertion): Use the value number of edoubleprime
23457 for the value number of the expr.
23460 2008-08-21 Richard Guenther <rguenther@suse.de>
23462 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23463 a PHI ask VN if it is already available.
23464 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23465 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23467 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23469 PR middle-end/38934
23470 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23471 set to varying whenever max has TREE_OVERFLOW set, similarly
23472 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23474 2009-01-28 Richard Guenther <rguenther@suse.de>
23476 PR middle-end/38908
23477 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23478 uninitialized aggregate uses in call arguments.
23480 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23482 PR tree-optimization/38984
23483 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23484 the nothing_id variable if -fno-delete-null-pointer-checks.
23486 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23489 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23490 (set_got_offset_rex64): Ditto.
23492 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23495 * doc/extend.texi: Improve local variable with asm reg.
23497 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23499 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23500 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23501 was not supplied then set warn_packed_bitfield_compat to the
23502 default value of 1.
23503 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23506 2009-01-27 Richard Guenther <rguenther@suse.de>
23508 PR tree-optimization/38503
23509 * cfgexpand.c (expand_gimple_basic_block): Ignore
23510 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23511 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23512 variables that cannot have TBAA applied.
23513 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23516 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23518 PR middle-end/38969
23519 * calls.c (initialize_argument_information): Do not wrap complex
23520 arguments in SAVE_EXPR.
23522 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23524 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23525 (INSTALL_LIBGCC): Revert typo commit.
23527 2009-01-26 Richard Guenther <rguenther@suse.de>
23529 PR tree-optimization/38745
23530 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23531 from special handling.
23533 2009-01-26 Richard Guenther <rguenther@suse.de>
23535 PR tree-optimization/38745
23536 * tree-ssa.c (execute_update_addresses_taken): Do not include
23537 variables that cannot possibly be a register in not_reg_needs.
23538 Do not clear TREE_ADDRESSABLE on vars that may not become
23540 * tree-ssa.c (update_alias_info_1): Include those in the set
23541 of addressable vars.
23543 2009-01-26 Richard Guenther <rguenther@suse.de>
23545 PR middle-end/38851
23546 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23547 * tree-ssa-dse.c: Include langhooks.h
23548 (execute_simple_dse): Remove stores with zero size.
23550 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23553 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23556 2009-01-24 Julian Brown <julian@codesourcery.com>
23558 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23559 config/arm/linux-atomic.c.
23560 * config/arm/linux-atomic.c: New.
23562 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23564 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23565 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23566 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23568 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23571 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23574 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23576 PR tree-optimization/38953
23577 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23578 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23579 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23580 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23583 2009-01-24 Paul Brook <paul@codesourcery.com>
23585 * config/arm/neon.md (neon_type): Move to arm.md.
23586 (neon_mov<VSTRUCT>): Add neon_type attribute.
23587 * config/arm/arm.md (neon_type): Move to here.
23588 (conds): Add "unconditioal" and use as default for NEON insns.
23590 2009-01-24 Ben Elliston <bje@au.ibm.com>
23592 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23593 void *' warning from -Wc++-compat.
23594 * Makefile.in (dominance.o-warn): Remove.
23596 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23598 PR tree-optimization/38932
23599 * fold-const.c (fold_unary_ignore_overflow): New.
23600 * tree.h (fold_unary_ignore_overflow): Declare.
23601 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23602 * tree-ssa-sccvn.c (visit_reference_op_load,
23603 simplify_unary_expression): Likewise.
23605 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23607 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23608 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23609 regardless of their type.
23610 * c-common.c (handle_packed_attribute): Don't ignore packed on
23612 * c.opt (Wpacked-bitfield-compat): New warning option.
23613 * stor-layout.c (place_field): Warn if offset of a field changed.
23614 * doc/extend.texi (packed): Mention the ABI change.
23615 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23616 (Warning Options): Add it to the list.
23618 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23620 * c-opts.c (c_common_post_options): Fix a typo in comments.
23622 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23624 PR middle-end/38615
23625 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23626 variables to static.
23627 * doc/invoke.texi (-fmerge-all-constants): Update description.
23629 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23632 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23633 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23635 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23637 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23639 (LOCAL_ALIGNMENT): Similarly.
23641 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23642 Joseph Myers <joseph@codesourcery.com>
23644 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23645 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23646 * config/arm/arm-tune.md: Regenerate.
23647 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23650 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23652 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23653 version number to five.
23655 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23658 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23659 * c-common.c (set_underlying_type): Likewise.
23660 (is_typedef_decl ): Likewise
23662 (set_underlying_type): Likewise.
23663 (is_typedef_type): Likewise.
23665 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23667 PR middle-end/38587
23668 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23671 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23674 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23675 (LIBGCC_SPEC): Don't define.
23676 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23678 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23680 PR rtl-optimization/38879
23681 * alias.c (base_alias_check): Unaligned access via AND address can
23682 alias all surrounding object types except those with sizes equal
23683 or wider than the size of unaligned access.
23685 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23688 * c-decl.c (clone_underlying_type): Move this ...
23689 * c-common.c (set_underlying_type): ... here.
23690 Also, make sure the function properly sets TYPE_STUB_DECL() on
23691 the newly created typedef variant type.
23692 (is_typedef_decl ): New entry point.
23693 * tree.h: Added a new member member_types_needing_access_check to
23694 struct tree_decl_non_common.
23695 (set_underlying_type): New entry point.
23696 (is_typedef_type): Likewise.
23698 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23700 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23701 Check whether two instructions have memory references that
23702 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23703 are helper functions for traversing.
23704 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23705 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23706 not to draw dependency edge for instructions with non-conflicting
23709 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23712 * longlong.h: Update copyright years. Use soft-fp license notice.
23713 Sync __clz_tab declaration with glibc.
23715 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23718 * doc/extend.texi (syscall_linkage): New.
23719 (version_id): Modify.
23721 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23722 Richard Guenther <rguenther@suse.de>
23724 PR tree-optimization/38747
23725 PR tree-optimization/38748
23726 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23727 conversion if the base address is an indirect reference and the
23728 aliasing sets could cause issues.
23730 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23732 * common.opt (fgraphite, fgraphite-identity): Add comment for
23733 explaining why these options are not documented.
23735 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23737 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23738 gimple_call_lhs is NULL.
23740 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23743 * emit-rtl.c (adjust_address_1): Make sure memref is never
23746 2009-01-20 Ben Elliston <bje@au.ibm.com>
23748 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23749 const qualifier from arg parameter. Remove unnecessary cast to char *.
23750 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23751 const qualifier from arg 2.
23753 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23755 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23757 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23760 * rtl.h (reinit_regs): New prototype.
23761 * regclass.c: Include ira.h.
23762 (reinit_regs): New.
23763 * Makefile.in (regclass.o): Add ira.h.
23764 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23766 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23769 * c-common.c (handle_aligned_attribute): Use
23770 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23771 default alignment value.
23773 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23775 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23776 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23778 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23779 __BIGGEST_ALIGNMENT__.
23781 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23783 2009-01-18 Richard Guenther <rguenther@suse.de>
23785 PR tree-optimization/38819
23786 * tree-flow.h (operation_could_trap_helper_p): Declare.
23787 * tree-eh.c (operation_could_trap_helper_p): Export.
23788 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23789 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23790 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23791 are about to insert a possibly trapping instruction and fail
23794 2009-01-18 Andreas Schwab <schwab@suse.de>
23796 * doc/install.texi (Configuration): Remove obsolete paragraph
23797 about use of --with-gnu-ld with --with-gnu-as.
23799 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23801 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23802 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23803 Follow spelling conventions.
23805 2009-01-18 Ben Elliston <bje@au.ibm.com>
23807 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23808 C++ warning about implicit conversion from void * to struct
23810 (bitmap_obstack_free): Likewise for bitmap_element *.
23811 * Makefile.in (bitmap.o-warn): Remove.
23813 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23815 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23817 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23818 Tobias Grosser <tobi.grosser@amd.com>
23820 * graphite.c (graphite_trans_scop_block): Do not block single
23823 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23825 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23826 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23827 test with assertion.
23829 2009-01-16 Richard Guenther <rguenther@suse.de>
23831 PR tree-optimization/38835
23832 PR middle-end/36227
23833 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23834 and INT + PTR -> (INT)(PTR p+ INT) folding.
23835 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23837 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23840 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23841 the subreg from a lowpart subreg if it is also casting the value.
23843 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23844 Tobias Grosser <tobi.grosser@amd.com>
23846 * graphite.c (compare_prefix_loops): New.
23847 (build_scop_canonical_schedules): Rewritten.
23848 (graphite_transform_loops): Move build_scop_canonical_schedules
23849 after build_scop_iteration_domain.
23851 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23852 Tobias Grosser <tobi.grosser@amd.com>
23854 * graphite.c (add_conditions_to_domain): Add the loops to
23855 the dimension of the iteration domain. Do copy the domain
23856 only when it exists.
23857 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23858 (add_conditions_to_constraints): New.
23859 (can_generate_code_stmt, can_generate_code): Removed.
23860 (gloog): Do not call can_generate_code.
23861 (graphite_transform_loops): Call add_conditions_to_constraints
23862 after building the iteration domain.
23864 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23866 PR tree-optimization/38789
23867 * tree-ssa-threadedge.c
23868 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23869 __builtin_constant_p.
23871 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23873 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23874 examined before deleting them.
23876 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23878 * function.c (aggregate_value_p): Correctly extract the function
23879 type from CALL_EXPR_FN lookup.
23881 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23883 * config/picochip/picochip.c (picochip_override_options): Revert
23884 CFI asm flag disable commited previously.
23886 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23887 Tobias Grosser <tobi.grosser@amd.com>
23888 Jan Sjodin <jan.sjodin@amd.com>
23890 * graphite.c (scan_tree_for_params): On substractions negate
23891 all the coefficients of the term.
23892 (clast_to_gcc_expression_red): New. Handle reduction expressions
23893 of more than two operands.
23894 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23895 (get_vdef_before_scop): Handle also the case of default definitions.
23897 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23899 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23900 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23901 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23903 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23904 Joey Ye <joey.ye@intel.com>
23906 PR middle-end/37843
23907 * cfgexpand.c (expand_stack_alignment): Don't update stack
23908 boundary nor check incoming stack boundary here.
23909 (gimple_expand_cfg): Update stack boundary and check incoming
23910 stack boundary here.
23912 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23914 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23916 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23918 PR rtl-optimization/38245
23919 * calls.c (expand_call): Add stack arguments to
23920 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23921 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23922 in regs and partially in memory or BLKmode arguments.
23923 (emit_library_call_value_1): Add stack arguments to
23924 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23925 ACCUMULATE_OUTGOING_ARGS).
23926 * dce.c: Include tm_p.h.
23927 (find_call_stack_args): New function.
23928 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23930 (mark_insn): Call find_call_stack_args for CALL_Ps.
23931 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23932 forwards. Allocate and free arg_stores bitmap if needed, pass it
23933 down to deletable_insn_p, don't mark stores set in arg_stores
23934 bitmap, clear the bitmap at the beginning of each bb.
23935 * Makefile.in (dce.o): Depend on $(TM_P_H).
23937 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23940 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23941 to make sure the insn is a conditional test (bug 22599). Reformat a
23944 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23946 PR middle-end/38431
23947 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23948 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23949 (gloog): Do not call cleanup_tree_cfg.
23950 (graphite_transform_loops): Call cleanup_tree_cfg after all
23951 scops have been code generated.
23953 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23954 * doc/gty.texi (Invoking the garbage collector): Added new node
23955 and section documenting ggc_collect.
23957 2009-01-14 Richard Guenther <rguenther@suse.de>
23959 PR tree-optimization/38826
23960 PR middle-end/38477
23961 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23962 initialization notes only if we actually emitted a warning.
23963 (intra_create_variable_infos): Add constraints for a result decl
23964 that is passed by hidden reference.
23965 (build_pred_graph): Mark all related variables non-direct on
23968 2009-01-14 Nick Clifton <nickc@redhat.com>
23970 * ira-conflicts.c: Include addresses.h for the definition of
23972 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23973 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23975 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23978 * Makefile.in (ira-lives.o): Add except.h.
23980 * ira-lives.c: Include except.h.
23981 (process_bb_node_lives): Process can_throw_internal.
23983 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23985 PR rtl-optimization/38774
23986 * combine.c (simplify_set): When undoing cc_use change, don't do
23987 PUT_CODE on the newly created comparison, but instead put back the
23990 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23992 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23993 values. Remove duplicate arm8 entry.
23995 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23997 PR tree-optimization/38786
23998 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23999 the SSA_NAME case of expand_scalar_variables_expr.
24000 Set the type of an expression to the type of its assign statement.
24001 (expand_scalar_variables_expr): Also gather the scalar computation
24002 used to index the memory access. Do not pass loop_p.
24003 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24004 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24005 the gimple_stmt_iterator where it inserts new code.
24006 Do not pass loop_p.
24007 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24008 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24010 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24012 * graphite.h (debug_value): Removed.
24013 * graphite.c (debug_value): Removed.
24015 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24017 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24018 ldrd/strd with two 32-bit instructions.
24020 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24022 * config/arm/arm.c (struct processors): Pass for speed down into
24023 cost helper functions.
24024 (const_ok_for_op): Handle COMPARE and inequality nodes.
24025 (arm_rtx_costs_1): Rewrite.
24026 (arm_size_rtx_costs): Update prototype.
24027 (arm_rtx_costs): Pass speed down to helper functions.
24028 (arm_slowmul_rtx_costs): Rework cost calculations.
24029 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24030 (arm_9e_rtx_costs): Likewise.
24032 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24034 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24035 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24036 (alpha_legitimize_address): Do not split local symbols wider than
24037 UNITS_PER_WORD into HIGH/LO_SUM parts.
24039 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24042 * gcc.c (process_command): Replace call to execvp with calls
24043 to pex_one and exit.
24045 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24048 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24049 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24050 variant for devices with 3-byte PC.
24051 (__tablejump_elpm__): New.
24053 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24056 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24057 offsetof member-designator, handle it as `[0].'.
24059 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24061 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24062 function when not using named sections on targets with named sections
24063 if branch distance is less than 262132.
24065 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24067 * combine.c (combine_instructions): Recompute
24068 optimize_this_for_speed_p for each BB in the main combine loop.
24070 2009-01-12 Tomas Bily <tbily@suse.cz>
24073 * tree-loop-distribution.c (prop_phis): New function.
24074 (generate_builtin): Call prop_phis.
24075 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24077 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24079 PR tree-optimization/38807
24080 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24081 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24083 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24085 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24086 subreg of op0 to the original op0.
24088 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24090 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24092 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24095 * mips-tfile.c (parse_def): Fix parsing of def strings
24096 starting with digits.
24098 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24101 * config/arm/arm.c (arm_is_long_call_p): Don't call
24102 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24104 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24106 * regrename.c (regrename_optimize): Fix dumping.
24107 (find_oldest_value_reg): Preserve REG_POINTER.
24108 (copy_hardreg_forward_1): Likewise.
24110 2009-01-09 Diego Novillo <dnovillo@google.com>
24112 * gimple.h (struct gimple_statement_base) <uid>: Document
24113 the restrictions on its use.
24114 (gimple_uid): Tidy.
24115 (gimple_set_uid): Tidy.
24117 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24119 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24120 zero guard even if align_bytes != 0 and count is smaller than
24123 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24125 PR rtl-optimization/38495
24126 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24127 (add_range_and_copies_from_move_list): Print all added ranges.
24128 Add ranges to memory optimized destination.
24130 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24134 * config/i386/i386.c (override_options): Reject
24135 -mstringop-strategy=rep_8byte with -m32.
24136 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24137 to 1. Do count comparison against epilogue_size_needed at compile
24138 time even when count_exp was constant forced into register. For
24139 size_needed don't jump to epilogue, instead just avoid aligning
24140 and invoke the body algorithm. If need_zero_guard, add zero guard
24141 even if count is non-zero, but smaller than size_needed + number of
24142 bytes that could be stored for alignment.
24143 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
24144 to 1. If need_zero_guard, add zero guard even if count is non-zero,
24145 but smaller than size_needed + number of bytes that could be stored
24146 for alignment. Compare size_needed with epilogue_size_needed instead
24147 of desired_align - align, don't adjust size_needed, pass
24148 epilogue_size_needed to the epilogue expanders.
24151 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
24153 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24155 * pa.c (last_address): Change to unsigned.
24156 (update_total_code_bytes): Change argument to unsigned. Don't
24157 check if insn addresses are set.
24158 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
24159 addresses are not set.
24160 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
24162 2009-01-09 Nick Clifton <nickc@redhat.com>
24164 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24165 DECL_DECLARED_INLINE_P.
24167 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24169 PR middle-end/38347
24170 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24171 GET_MODE (op0) in operand_subword_force calls.
24173 PR middle-end/38771
24174 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24175 fold_convert arg0 operands to TREE_TYPE (op0) first.
24177 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24179 * params.def (ira-max-conflict-table-size): Decrease default value
24182 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24184 PR tree-optimization/37031
24185 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24187 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24188 allocate it using gc instead of heap, use VEC_quick_push instead of
24190 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24191 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24192 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24193 allocated vector from heap allocated.
24194 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24195 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24196 vector only after perfect_loop_nest_depth call.
24198 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24199 Jan Sjodin <jan.sjodin@amd.com>
24201 PR tree-optimization/38559
24202 * graphite.c (debug_value, copy_constraint,
24203 swap_constraint_variables, scale_constraint_variable, ): New.
24204 (get_lower_bound, get_upper_bound): Removed.
24205 (graphite_trans_bb_strip_mine): Clean up this code that works
24206 only for constant number of iterations. Fully copy upper and
24207 lower bound constraints, not only the constant part of them.
24208 * graphite.h (debug_value): Declared.
24210 2009-01-08 Ira Rosen <irar@il.ibm.com>
24212 PR tree-optimization/37194
24213 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24214 Don't add the cost of cost model guard in prologue to scalar
24215 outside cost in case of known number of iterations.
24217 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24218 Alan Modra <amodra@bigpond.net.au>
24220 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24221 non-word-aligned REG+CONST addressing.
24223 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24226 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24227 free_after_compilation when outputting a thunk.
24228 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24229 Do not call free_after_compilation here.
24231 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24233 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24234 (ix86_valid_target_attribute_inner_p): Ditto.
24236 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24238 PR tree-optimization/38492
24239 PR tree-optimization/38498
24240 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24241 * tree-chrec.h (scev_is_linear_expression): Declared.
24242 * graphite.c (graphite_cannot_represent_loop_niter): New.
24243 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24244 (graphite_loop_normal_form): Use gcc_assert.
24245 (scan_tree_for_params): Use CASE_CONVERT.
24246 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24247 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24248 Use gcc_assert. Discard scops that contain unhandled cases.
24249 (build_scop_conditions): Return a boolean status for unhandled cases.
24250 (strip_mine_profitable_p): Print the loop number, not its depth.
24251 (is_interchange_valid): Pass the depth of the loop nest, don't
24252 recompute it wrongly.
24253 (graphite_trans_bb_block): Same.
24254 (graphite_trans_bb_block): Print tentative of loop blocking.
24255 (graphite_trans_scop_block): Do not print that the loop has been
24257 (graphite_transform_loops): Do not handle scops that contain condition
24260 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24262 AVX Programming Reference (December, 2008)
24263 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24264 (_mm256_stream_pd): Likewise.
24265 (_mm256_stream_ps): Likewise.
24267 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24268 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24269 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24270 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24271 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24272 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24273 (ix86_expand_special_args_builtin): Likewise.
24275 * config/i386/sse.md (AVXMODEDI): New.
24276 (avx_movnt<mode>): Likewise.
24277 (avx_movnt<mode>): Likewise.
24278 (<sse>_movnt<mode>): Remove AVX support.
24279 (sse2_movntv2di): Likewise.
24281 2009-01-07 Richard Guenther <rguenther@suse.de>
24283 PR middle-end/38751
24284 * fold-const.c (extract_muldiv): Remove obsolete comment.
24285 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24286 to PLUS_EXPR canonicalization for the canonicalization.
24288 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24290 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24291 hosted cross-compilers generating less efficient code.
24293 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24295 * function.h (rtl_data): Add a dbr_scheduled_p field.
24296 * reorg.c (dbr_schedule): Set it.
24297 (gate_handle_delay_slots): Check it.
24298 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24299 (mips_reorg): Check flag_delayed_branch instead of
24300 mips_base_delayed_branch.
24301 (mips_override_options): Don't set mips_base_delayed_branch
24302 or flag_delayed_branch.
24304 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24306 PR rtl-optimization/38426.
24307 * ira.c (ira): Set current_function_is_leaf earlier.
24309 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24311 PR rtl-optimization/38722
24312 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24313 too early, only set a flag and modify after last possible
24316 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24319 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24320 * real.c (decimal_single_format): Correct values of emin and emax.
24321 (decimal_double_format): Ditto.
24322 (decimal_quad_format): Ditto.
24323 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24324 computation of DECnn_MIN and DECnn_MAX for corrected values of
24325 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24326 __DECnn_MIN__, and adjust its computation for the corrected value
24329 2009-01-06 Jan Hubicka <jh@suse.cz>
24332 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24334 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24336 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24337 Add Robert Clark to the list of testers.
24339 2009-01-06 Jan Hubicka <jh@suse.cz>
24340 Kai Tietz <kai.tietz@onevision.com>
24342 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24343 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24345 2009-01-06 Jan Hubicka <jh@suse.cz>
24346 Kai Tietz <kai.tietz@onevision.com>
24348 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24350 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24351 (ix86_nsaved_regs): Count only general purpose regs.
24352 (ix86_nsaved_sseregs): New.
24353 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24354 to 16 for w64; compute padding and size of sse reg save area.
24355 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24356 general purpose regs.
24357 (ix86_emit_save_sse_regs_using_mov): New.
24358 (ix86_expand_prologue): Save SSE regs if needed.
24359 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24360 (ix86_emit_restore_sse_regs_using_mov): New.
24361 (ix86_expand_epilogue): Save SSE regs if needed.
24363 2009-01-06 Jan Hubicka <jh@suse.cz>
24364 Kai Tietz <kai.tietz@onevision.com>
24366 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24367 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24368 functions when accumulate outgoing args is off.
24370 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24373 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24374 before using pseudos_have_intersected_live_ranges_p.
24376 * ira-int.h (ira_assert): Always define.
24378 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24380 AVX Programming Reference (December, 2008)
24381 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24382 (_mm256_permute2_pd): Likewise.
24383 (_mm_permute2_ps): Likewise.
24384 (_mm256_permute2_ps): Likewise.
24385 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24386 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24388 * config/i386/i386.c (ix86_builtins): Remove
24389 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24390 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24391 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24392 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24393 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24394 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24395 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24396 __builtin_ia32_vpermil2ps256.
24397 (ix86_init_mmx_sse_builtins): Updated.
24398 (ix86_expand_args_builtin): Likewise.
24400 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24402 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24403 long absolute calls when generating PA 2.0 code.
24405 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24407 PR rtl-optimization/38583
24408 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24410 * params.def (ira-max-conflict-table-size): New.
24412 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24414 * ira.h (ira_conflicts_p): New external definition.
24416 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24417 table. Report this. Return result of building.
24418 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24419 building conflict table.
24421 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24422 (ira_color): Use ira_conflicts_p.
24424 * global.c: Include ira.h.
24425 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24428 * Makefile.in (global.o): Add ira.h.
24430 * ira-build.c (mark_all_loops_for_removal,
24431 propagate_some_info_from_allocno): New.
24432 (remove_unnecessary_allocnos): Call
24433 propagate_some_info_from_allocno.
24434 (remove_low_level_allocnos): New.
24435 (remove_unnecessary_regions): Add parameter. Call
24436 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24437 parameter to remove_unnecessary_regions.
24438 (ira_build): Remove all regions but root if the conflict table was
24439 not built. Update conflict hard regs for allocnos crossing calls.
24441 * ira.c (ira_conflicts_p): New global.
24442 (ira): Define and use ira_conflicts_p.
24444 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24445 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24446 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24448 2009-01-06 Ben Elliston <bje@au.ibm.com>
24450 * gengtype-lex.l (YY_NO_INPUT): Define.
24452 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24455 * c-common.c (handle_vector_size_attribute): Also reject
24456 BOOLEAN_TYPE types.
24458 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24460 PR tree-optimization/38492
24461 * graphite.c (rename_map_elt, debug_rename_elt,
24462 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24463 rename_map_elt_info, eq_rename_map_elts,
24464 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24465 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24466 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24467 (sese_build_livein_liveouts): New.
24468 (new_sese, free_sese): New.
24469 (new_scop): Call new_sese.
24470 (free_scop): Call free_sese.
24471 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24472 (register_old_new_names): Renamed register_old_and_new_names.
24473 (register_scop_liveout_renames, add_loop_exit_phis,
24474 insert_loop_close_phis, struct igp,
24475 default_liveout_before_guard, add_guard_exit_phis,
24476 insert_guard_phis, copy_renames): New.
24477 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24478 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24479 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24480 (scop_adjust_phis_for_liveouts): New.
24481 (gloog): Call scop_adjust_phis_for_liveouts.
24483 * graphite.h (struct sese): Documented. Added fields liveout,
24484 num_ver and livein.
24485 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24486 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24487 (struct scop): Added field liveout_renames.
24488 (SCOP_LIVEOUT_RENAMES): New.
24490 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24492 PR tree-optimization/38510
24493 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24494 (translate_clast): Call recompute_all_dominators before
24496 (gloog): Call recompute_all_dominators before graphite_verify.
24498 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24499 Jan Sjodin <jan.sjodin@amd.com>
24501 PR tree-optimization/38500
24502 * graphite.c (create_sese_edges): Call fix_loop_structure after
24505 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24507 * config.gcc: Add m32r*-*-rtems*.
24508 * config/m32r/rtems.h: New file.
24510 2009-01-05 Ben Elliston <bje@au.ibm.com>
24512 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24513 (.po.pox): Likewise.
24514 (po/gcc.pot): Likewise.
24516 2009-01-04 David S. Miller <davem@davemloft.net>
24518 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24519 (STARTING_FRAME_OFFSET): Always set to zero.
24521 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24523 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24524 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24525 fixed-point types, and vectors of the same.
24527 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24529 * config/mips/sync.md (*mb_barrier): Rename to...
24530 (*memory_barrier): ...this.
24532 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24534 * doc/extend.texi (Function Attributes): Move @cindex after @item
24535 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24536 and put in alphabetical order. Fix 'target' name and put in order.
24537 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24540 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24542 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24543 (memory_barrier): Expand as unspec instead of unspec_volatile.
24544 Remove mem:BLK from insn operands. Use Pmode scratch register.
24545 (*memory_barrier): Define as unspec instead of unspec_volatile.
24546 Use (match_dup 0) as input operand.
24548 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24549 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24550 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24551 scratch register. Remove operand 1.
24552 (*stbar): Define as unspec instead of unspec_volatile.
24553 Use (match_dup 0) as input operand, remove (const_int 8).
24554 (*membar): Define as unspec instead of unspec_volatile.
24555 Use (match_dup 0) as input operand, remove input operand 2.
24557 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24558 (memory_barrier): Expand as unspec instead of unspec_volatile.
24559 Remove mem:BLK from insn operands. Use Pmode scratch register.
24560 (*memory_barrier): Define as unspec instead of unspec_volatile.
24561 Use (match_dup 0) as input operand.
24563 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24564 Remove mem:BLK from insn operands. Use Pmode scratch register.
24565 Set volatile flag on operand 0.
24566 (*memory_barrier): New insn pattern.
24568 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24570 (*memory_barrier): Use (match_dup 0) as input operand.
24572 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24573 Remove mem:BLK from insn operands. Use Pmode scratch register.
24574 Set volatile flag on operand 0.
24575 (*mb_internal): New insn pattern.
24577 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24579 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24581 PR middle-end/38586
24582 * function.c (struct temp_slot): Move to the section of the file
24583 that deals with temp slots. Remove field 'address'.
24584 (temp_slot_address_table): New hash table of address -> temp slot.
24585 (struct temp_slot_address_entry): New struct, items for the table.
24586 (temp_slot_address_compute_hash, temp_slot_address_hash,
24587 temp_slot_address_eq, insert_temp_slot_address): Support functions
24589 (find_temp_slot_from_address): Rewrite to use the new hash table.
24590 (remove_unused_temp_slot_addresses): Remove addresses of temp
24591 slots that have been made available.
24592 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24593 worker function for remove_unused_temp_slot_addresses.
24594 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24595 Add the temp slot address to the address -> temp slot map.
24596 (update_temp_slot_address): Update via insert_temp_slot_address.
24597 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24598 (pop_temp_slots): Likewise.
24599 (init_temp_slots): Allocate the address -> temp slot map, or empty
24600 the map if it is already allocated.
24601 (prepare_function_start): Initialize temp slot processing.
24603 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24605 PR middle-end/38584
24606 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24607 Calculate the size of all stack vars assuming no packing of stack
24608 vars will happen, replacing a quadratic algorithm with a linear one.
24610 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24613 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24616 2009-01-03 Diego Novillo <dnovillo@google.com>
24618 * doc/contrib.texi: Update contributions.
24620 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24623 * builtins.c (fold_builtin_memory_op): Give up if either operand
24624 is volatile. Set srctype or desttype to non-qualified version
24628 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24629 and FUNCTION_DECLs.
24631 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24633 PR rtl-optimization/35805
24634 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24635 problem if fast dce is able to remove any instructions.
24636 * dce.c (dce_process_block): Fix dump message.
24638 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24641 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24643 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24645 PR middle-end/38690
24646 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24647 * tree-pretty-print.c (op_code_prio): New function.
24648 (op_prio): No longer static. Use op_code_prio.
24649 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24650 Use op_prio and op_code_prio to determine if () should be
24651 printed around operand(s) or not.
24653 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24654 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24655 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24656 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24657 pp_character instead of pp_string for single letter printing.
24659 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24661 * doc/extend.texi: Fix '#pragma GCC option' typo.
24663 2009-01-02 Richard Guenther <rguenther@suse.de>
24665 * doc/install.texi (--enable-checking): Mention different
24666 default for stage1.
24667 (--enable-stage1-checking): Document.
24669 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24671 PR middle-end/30142
24672 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24673 case to be an error.
24675 2009-01-02 Ben Elliston <bje@au.ibm.com>
24677 * config/fp-bit.h (pack_d): Constify argument.
24678 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24679 (isnan): Constify argument.
24681 (iszero): Likewise.
24682 (pack_d): Likewise.
24683 (_fpadd_parts): Constify return type.
24684 (_fpmul_parts): Likewise.
24685 (_fpdiv_parts): Likewise.
24687 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24690 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24691 warn about overwriting initializer with side-effects or
24692 -Woverride-init if !IMPLICIT.
24693 (output_init_element): Likewise. Pass IMPLICIT down to
24695 (process_init_element): Add IMPLICIT argument. Pass it down
24696 to output_init_element.
24697 (push_init_element, pop_init_level, set_designator): Adjust
24698 process_init_element callers.
24699 (set_nonincremental_init, set_nonincremental_init_from_string):
24700 Adjust add_pending_init callers.
24701 (output_pending_init_elements): Adjust output_init_element callers.
24702 * c-tree.h (process_init_element): Adjust prototype.
24703 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24704 process_init_element callers.
24707 Copyright (C) 2009 Free Software Foundation, Inc.
24709 Copying and distribution of this file, with or without modification,
24710 are permitted in any medium without royalty provided the copyright
24711 notice and this notice are preserved.