1 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4 with actual SPE/paired vector modes before using 64-bit alignment.
5 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7 2009-09-10 DJ Delorie <dj@redhat.com>
9 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
12 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
13 * config/mep/mep.c (mep_legitimate_constant_p): New.
14 * config/mep/mep-protos.h: Prototype it.
16 2009-09-10 Richard Henderson <rth@redhat.com>
18 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
20 2009-09-10 Jason Merrill <jason@redhat.com>
22 * tree.c (chain_index): New fn.
25 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27 * config/sol2-c.c (cmn_err_length_specs): Initialize
30 2009-09-10 Richard Henderson <rth@redhat.com>
32 * tree.h (struct tree_decl_common): Move align member earlier;
33 move label_decl_uid member ...
34 (struct tree_label_decl): ... here.
35 (LABEL_DECL_UID): Update to match.
37 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
40 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
41 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
43 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
44 dest_prev if the edge is complex.
46 * tree-cfg.c (is_ctrl_stmt): Use a switch.
48 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
49 loop latch tests earlier.
51 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
52 before GIMPLE_RETURN, not after its predecessor; insert
55 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
56 gimple_seq_empty_p to test for no PHI nodes.
57 * tree-cfg.c (split_critical_edges): Likewise.
59 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
61 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
63 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
64 introduced by the VTA branch merge.
66 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
68 * ira-conflicts.c: Use fputs or putc instead of fprintf
72 * tree-switch-conversion.c: Ditto.
74 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
76 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
77 introduced by the VTA branch merge.
79 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
82 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
84 PR rtl-optimization/39779
85 * expr.c (convert_modes): Return when mode == oldmode after
86 CONST_INTs are processed.
88 2009-09-10 Nick Clifton <nickc@redhat.com>
90 * config/mep/mep.c (mep_encode_section_info): Copy weakness
91 attribute and referring decl when creating renamed symbol.
93 2009-09-10 Richard Guenther <rguenther@suse.de>
96 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
98 (cgraph_finalize_compilation_unit): Compute reachability
99 before emitting thunks. Properly process aliases before
100 possibly removing unreachable nodes.
102 2009-09-10 Richard Guenther <rguenther@suse.de>
105 * tree.c (struct free_lang_data_d): Add worklist member.
106 (find_decls_types_r): Push onto the worklist instead of recursing.
107 Handle TREE_BINFOs properly.
108 (find_decls_types): New function wrapped around find_decls_types_r
109 to process the worklist.
110 (find_decls_types_in_eh_region): Use it.
111 (find_decls_types_in_node): Likewise.
112 (find_decls_types_in_var): Likewise.
113 (free_lang_data_in_cgraph): Likewise. Free the worklist.
114 * tree.h (RECORD_OR_UNION_TYPE_P): New.
115 (AGGREGATE_TYPE_P): Adjust.
117 2009-09-09 Jason Merrill <jason@redhat.com>
119 * configure.ac: Check glibc version even if we have an in-tree
122 2009-09-09 Anthony Green <green@moxielogic.com>
124 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
125 the constant 0 when appropriate.
126 * config/moxie/constraints.md: Add constraint O.
128 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
129 to pass up to 6 32-bit argument values in registers.
130 (moxie_function_arg): Ditto.
131 (moxie_arg_partial_bytes): Ditto.
132 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
133 (REG_PARM_STACK_SPACE): Ditto.
134 (FUNCTION_ARG_REGNO_P): Ditto.
136 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
137 instruction to allocate stack space.
139 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
141 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
142 unnecessarily stringent constraints. Fix address
143 calculation in the splitters.
145 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
147 PR rtl-optimization/39779
148 * expr.c (convert_modes): Return when mode == oldmode after
149 CONST_INTs are processed.
151 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
154 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
155 (ix86_expand_prologue): Take frame.padding0 into logic of
157 (ix86_expand_epilogue): Likewise.
159 2009-09-09 Jakub Jelinek <jakub@redhat.com>
161 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
163 (SHLIB_LINK, SHLIB_INSTALL): Use them.
164 * config/t-slibgcc-libgcc: New file.
165 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
167 2009-09-09 Martin Jambor <mjambor@suse.cz>
169 PR tree-optimization/41089
170 * tree-sra.c (find_var_candidates): Do not consider va_lists in
173 2009-09-09 Richard Henderson <rth@redhat.com>
175 * gimple.h (CASE_GIMPLE_OMP): New.
176 (is_gimple_omp): Use it.
177 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
178 (verify_gimple_debug): Likewise.
180 2009-09-09 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/41101
183 * tree-ssa-pre.c (maximal_set): Remove.
184 (compute_antic_aux): Treat the maximal set as implicitly all ones.
185 Defer all blocks we didn't visit at least one successor.
186 (add_to_exp_gen): Do not add to the maximal set.
187 (make_values_for_phi): Likewise.
188 (compute_avail): Likewise.
189 (init_pre): Do not allocate the maximal set.
190 (execute_pre): Do not dump it.
192 2009-09-09 Martin Jambor <mjambor@suse.cz>
194 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
195 an SSA_NAME rather than a is_gimple_variable.
197 2009-09-09 Richard Guenther <rguenther@suse.de>
200 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
201 code dealing with plain pointer bases.
202 (maybe_fold_offset_to_reference): Likewise.
203 (maybe_fold_stmt_addition): Adjust.
205 2009-09-09 Richard Guenther <rguenther@suse.de>
207 * tree.c (free_lang_data_in_type): Do not free the type variant
209 (free_lang_data): Merge char_type_node with its properly signed
211 (pass_ipa_free): Collect after freeing language specific data.
213 2009-09-09 Michael Matz <matz@suse.de>
216 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
217 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
218 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
221 2009-09-08 DJ Delorie <dj@redhat.com>
223 * config/mep/mep.c (conversions[]): Add "ml" pattern.
225 2009-09-04 Jason Merrill <jason@redhat.com>
227 * tree.c (tree_find_value): Remove.
228 * tree.h: Remove prototype.
229 * varasm.c (assemble_external): Use value_member instead.
231 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
233 * toplev.c (process_options): Choose default debugging type when
234 gtoggle enables debug info and type is unset.
236 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
240 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
243 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
245 * configure: Rebuilt with modified libtool.m4.
247 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
252 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
254 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
256 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
257 (remove_statement): Likewise.
258 (rewrite_use_nonlinear_expr): Adjust.
259 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
260 * tree-ssa.c (release_defs_bitset): ... this. New.
261 * tree-flow.h (release_defs_bitset): Declare.
263 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
266 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
269 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
271 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
272 via intptr_t to long type.
273 (insert_operand_rank): Cast long type via intptr_t to
275 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
277 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
278 from pointer to unsigned via uintptr_t.
280 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
281 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
283 * configure: Regenerated.
284 * config.in: Regenerated
285 * system.h (stdint.h): Add include.
286 (inttypes.h): Likewise.
287 * Makefile.in (aclocal): Add config/stdint.m4.
288 * aclocal.m4: Regenerated.
290 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
292 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
294 (note_np_check_stores): New function.
295 (harmless_null_pointer_p): New function.
296 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
297 changed. Take into account whether we're in the shadow of a condjump
298 that tested NP_REG for NULL.
299 Lose all code that tested for SEQUENCEs.
300 (workaround_speculation): Avoid inserting NOPs for loads that are
301 either always executed or a NULL pointer.
303 2009-09-08 Jan Hubicka <jh@suse.cz>
305 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
306 * params.def (early-inlining-insns): Likewise.
308 2009-09-08 Jakub Jelinek <jakub@redhat.com>
310 PR rtl-optimization/41239
311 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
312 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
314 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
315 across calls, as the calls might not always return normally.
316 (call_may_noreturn_p): New function.
317 (deps_analyze_insn): Update last_function_call_may_noreturn list.
318 (init_deps): Initialize it.
319 (remove_from_deps): Also remove calls from
320 last_function_call_may_noreturn list.
322 2009-09-07 Richard Henderson <rth@redhat.com>
324 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
325 more VR->OPERANDS than LHS operands. Free LHS before returning.
327 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
329 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
330 (attr "addrtype"): New member "spreg".
331 Use it if mem_spfp_address_operand is true for the address.
332 (attr "type"): New entry "stall".
333 (cpu_unit "load"): New.
334 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
336 (insn_reservation "loadsp"): New.
337 (insn_reservation "load_stall1"): New.
338 (insn_reservation "load_stall3"): New.
340 * config/bfin/predicates.md (const1_operand, const3_operand): New.
341 (mem_p_address_operand): Exclude stack and frame pointer based
343 (mem_spfp_address_operand): New; match them here.
344 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
345 (bfin_reorg): Call it if scheduling insns.
346 (bfin_gen_bundles): Remove dummy insns created by
347 add_sched_insns_for_speculation.
349 From Jie Zhang <jie.zhang@analog.com>:
350 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
351 bfin_si_revision, bfin_workarounds): Move these ...
352 * config/bfin/bfin.h: ... here.
354 From Mike Frysinger <michael.frysinger@analog.com>
355 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
356 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
357 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
358 bf547m, bf548m, and bf549m.
359 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
360 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
361 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
362 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
363 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
364 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
365 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
366 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
367 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
368 bf542m, bf544m, bf547m, bf548m, and bf549m.
370 From Jie Zhang <jie.zhang@analog.com>:
371 * config/bfin/predicates.md (p_register_operand): New predicate.
372 (dp_register_operand): New predicate.
373 * config/bfin/bfin-protos.h (WA_05000074): Define.
374 (ENABLE_WA_05000074): Define.
375 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
376 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
377 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
378 (define_attr addrtype): Allow load/store register to be P register.
379 (define_attr storereg): New.
380 (define_cpu_unit anomaly_05000074): New.
381 (define_insn_reservation dsp32shiftimm): New.
382 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
383 (define_insn_reservation loadp): Cannot use slot2.
384 (define_insn_reservation loadsp): Cannot use slot2.
385 (define_insn_reservation storep): Cannot use slot2. Does not
386 apply when working around 05000074.
387 (define_insn_reservation storep_anomaly_05000074): New.
388 (define_insn_reservation storei): Does not apply when working
390 (define_insn_reservation storei_anomaly_05000074): New.
391 (define_attr length): Add dsp32shiftimm case.
392 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
393 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
394 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
395 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
396 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
398 2009-09-07 Martin Jambor <mjambor@suse.cz>
401 * tree-sra.c (create_artificial_child_access): Return NULL if
402 build_ref_for_offset fails.
403 (propagate_subacesses_accross_link): Allow build_ref_for_offset
404 and create_artificial_child_access to fail.
406 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
409 * unwind-dw2.c (uw_init_context_1): Mark noinline.
410 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
411 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
413 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
415 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
416 block, ensure it has an exit edge. Emit a barrier after a jump.
418 2009-09-07 Nick Clifton <nickc@redhat.com>
420 * gcc.c (this_is_linker_script): New variable. Like
421 this_is_library_file but for the %T constructor.
422 (end_going_arg): If this_is_linker_script is set then locate the
423 script and insert a --script switch before it
424 (do_spec_2): Initialise this_is_linker_script.
425 (do_spec_1): Likewise. Handle %T construct.
426 (eval_spec_function): Preserve this_is_linker_script.
427 * doc/invoke.texi: Document %T construct in spec files.
428 * config/m32c/m32c.h (LIB_SPEC): Use it.
430 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
432 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
433 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
434 when volatile flag is set.
435 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
437 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
440 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
441 (combine_stack_adjustments_for_block): Allow insns between stack
442 adjustments and stores with corresponding pre-(dec|inc)rement or
443 pre-modify operation.
445 2009-09-06 Jakub Jelinek <jakub@redhat.com>
448 * combine-stack-adj.c (struct csa_memlist): Rename to...
449 (struct csa_reflist): ... this. Rename mem field to ref.
450 (free_csa_memlist): Rename to...
451 (free_csa_reflist): ... this.
452 (record_one_stack_memref): Rename to...
453 (record_one_stack_ref): ... this. Handle also REG_P.
454 (try_apply_stack_adjustment): Handle also REG_P.
455 (struct record_stack_memrefs_data): Rename to...
456 (struct record_stack_refs_data): ... this. Rename memlist field to
458 (record_stack_memrefs): Rename to...
459 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
460 subexpressions instead of failing when a MEM contains SP references.
461 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
462 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
464 2009-09-06 Richard Guenther <rguenther@suse.de>
467 * tree.c (build_array_type): Do not record types marked
468 with structural equality in the canonical type hashtable.
470 2009-09-06 Richard Guenther <rguenther@suse.de>
473 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
475 2009-09-05 Richard Guenther <rguenther@suse.de>
478 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
480 2009-09-05 Richard Guenther <rguenther@suse.de>
483 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
485 2009-09-05 Richard Guenther <rguenther@suse.de>
488 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
489 before comparing function argument types.
491 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
494 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
497 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
500 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
502 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
503 locators before emit_insn is called.
505 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
508 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
509 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
510 (reginfo_init): Don't call allocate_reg_info.
512 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
515 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
516 NONDEBUG_INSN_P instead of INSN_P.
518 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
521 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
523 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
526 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
527 pattern of the split.
529 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
531 * toplev.c (process_options): Move setter of flag_var_tracking
532 before other tests that depend on it. Move down setter of
533 flag_rename_registers. Don't enable var-tracking-assignments
534 by default if selective scheduling is enabled. Warn if both
537 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
539 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
540 comment. Use switch statement to catch overlaps between rtx
541 and tree codes. Accept FUNCTION_DECLs in addition to those in...
542 (IS_DECL_CODE): ... here. Remove.
543 (check_value_is_not_decl): Remove.
544 (dv_from_decl, dv_from_value): Check after conversion.
546 2009-09-04 Richard Guenther <rguenther@suse.de>
549 * (cgraph_finalize_compilation_unit): Move finalizing aliases
550 after emitting tunks. Move emitting thunks and ctors from ...
551 (cgraph_optimize): ... here. Remove redundant
552 cgraph_analyze_functions.
553 * varasm.c (find_decl_and_mark_needed): Remove no longer
555 (finish_aliases_1): Adjust check for thunk aliases.
557 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
559 * config/arm/arm.md (ctzsi2): Added braces
560 to avoid warning that broke booststrap.
562 2009-09-04 Martin Jambor <mjambor@suse.cz>
564 PR tree-optimization/41112
565 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
566 handle variable-bounded arrays.
567 (expr_with_var_bounded_array_refs_p): New function.
568 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
570 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
572 * config/s390/2097.md: Removed two incorrect bypasses.
573 (z10_fsimpdf): Fixed latency.
574 (z10_fhex): New insn_reservation.
575 (z10_floaddf): Fixed latency.
576 (z10_floadsf): Fixed latency.
577 (z10_ftrunctf): Fixed latency.
578 (z10_ftruncdf): Fixed latency.
579 * config/s390/s390.c (z10_cost): Fixed values.
580 (s390_adjust_priority): Added z10 path.
581 * config/s390/s390.md (type): Added fhex.
582 (*mov<mode>_64dfp): Updated type attribute.
583 (*mov<mode>_64): Updated type attribute.
584 (*mov<mode>_31): Updated type attribute.
585 (*mov<mode>"): Likewise.
586 * config/s390/2084.md (x_fsimpdf): Updated condition.
588 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
590 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
591 RTXs in the predicate for operand 1.
593 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
595 * config/arm/arm.md (UNSPEC_RBIT): New constant.
597 (ctzsi2): New expand.
598 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
600 2009-09-03 Martin Jambor <mjambor@suse.cz>
602 * tree-sra.c (duplicate_expr_for_different_base): Removed.
603 (create_artificial_child_access): Use build_ref_for_offset instead
604 of duplicate_expr_for_different_base.
605 (propagate_subacesses_accross_link): Likewise.
607 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
609 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
611 (mips16e_collect_argument_saves): Skip debug instructions.
612 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
613 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
614 (r10k_insert_cache_barriers): Likewise.
615 (mips_reorg_process_insns): Likewise.
617 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
620 * ira.c (update_equiv_reg): Remove check on class likely spill.
622 2009-09-03 Jakub Jelinek <jakub@redhat.com>
625 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
626 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
630 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
631 the stack slot if it is passed by invisible reference.
632 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
633 by invisible reference.
635 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
637 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
638 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
639 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
641 * config/bfin/sync.md: New file.
642 * config/bfin/bfin.md: Include it.
643 (UNSPEC_ATOMIC): New.
644 (UNSPEC_ONES): Provide a unique number.
646 From Jie Zhang <jie.zhang@analog.com>:
647 * config/bfin/bfin.c (ret_regs): New.
648 (must_save_fp_p): Don't return true because of frame_pointer_needed.
649 (must_save_rets_p): New.
650 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
651 current_function_is_leaf.
653 (do_unlink): Likewise.
654 (expand_interrupt_handler_prologue): Use ret_regs array.
655 (expand_interrupt_handler_epilogue): Use ret_regs array and
656 pass return register to gen_return_internal.
657 (bfin_expand_epilogue): Pass return register to
659 (bfin_expand_call): Explicitly clobber RETS.
660 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
661 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
662 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
663 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
665 (return_internal): Take a reg rtx rather than the register number.
667 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
669 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
670 when comparing against estimated_loop_iterations_int return.
672 2009-09-03 Richard Guenther <rguenther@suse.de>
674 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
675 eh_personality_libfunc.
677 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
679 * tree-parloops.c (separate_decls_in_region): Add space.
681 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
683 * tree-parloops.c (separate_decls_in_region): Change the condition
684 checking if there are reductions in the loop.
686 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
688 PR tree-optimization/38275
689 * tree-parloops.c (parallelize_loops): Replace profitability condition
690 for expected number of iterations.
692 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
694 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
695 (bootstrap-debug): Explain conditions in which it becomes default.
696 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
699 2009-09-03 Namhyung Kim <namhyung@gmail.com>
701 * doc/invoke.texi (Optimize Options): Move
702 -finline-small-functions to the -O2 list.
704 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
706 * toplev.c (process_options): Enable var-tracking-assignments
707 by default if var-tracking is enabled.
709 2009-09-02 David Daney <ddaney@caviumnetworks.com>
711 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
713 * emit-rtl.c (prev_nonnote_insn_bb): New function.
714 * rtl.h (prev_nonnote_insn_bb): Declare it.
716 2009-09-03 Diego Novillo <dnovillo@google.com>
718 * cgraph.c (cgraph_node_for_decl): New.
719 * cgraph.h (cgraph_node_for_decl): Declare.
720 * tree.c (host_integerp): Return 0 if T is NULL.
722 2009-09-03 Diego Novillo <dnovillo@google.com>
724 * tree.h (struct alias_pair): Move from varasm.c.
725 (alias_pairs): Likewise.
726 (TYPE_MAXVAL): Define.
727 (TYPE_MINVAL): Define.
728 (iterative_hash_host_wide_int): Declare.
729 (remove_unreachable_alias_pairs): Declare.
730 * tree-pass.h (pass_ipa_free_lang_data): Declare.
731 * diagnostic.c (default_diagnostic_starter): Make extern.
732 (default_diagnostic_finalizer): Make extern.
733 * diagnostic.h (default_diagnostic_starter): Declare.
734 (default_diagnostic_finalizer): Declare.
735 (default_tree_printer): Declare.
736 * toplev.c (default_tree_printer): Make extern.
738 2009-09-03 Richard Guenther <rguenther@suse.de>
739 Diego Novillo <dnovillo@google.com>
741 * cgraph.c (cgraph_add_new_function): Remove gimplification.
742 * cgraphunit.c (cgraph_expand_function): Do not emit
743 associated thunks from here.
744 (cgraph_emit_thunks): New.
745 (cgraph_optimize): Call it.
746 Return if any IPA pass finds an error.
747 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
750 2009-09-03 Simon Baldwin <simonb@google.com>
751 Rafael Espindola <espindola@google.com>
752 Richard Guenther <rguenther@suse.de>
753 Doug Kwan <dougkwan@google.com>
754 Diego Novillo <dnovillo@google.com>
756 * tree.c: Include tree-pass.h, langhooks-def.h,
757 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
758 (free_lang_data_in_type): New.
759 (need_assembler_name_p): New.
760 (free_lang_data_in_block): New.
761 (free_lang_data_in_decl): New.
762 (struct free_lang_data_d): New.
763 (add_tree_to_fld_list): New.
764 (find_decls_types_r): New.
765 (get_eh_types_for_runtime): New.
766 (find_decls_types_in_eh_region): New.
767 (find_decls_types_in_node): New.
768 (find_decls_types_in_var): New.
769 (free_lang_data_in_cgraph): New.
770 (free_lang_data): New.
771 (gate_free_lang_data): New.
772 (pass_ipa_free_lang_data): New.
774 2009-09-03 Diego Novillo <dnovillo@google.com>
776 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
777 * langhooks.h (struct lang_hooks): Add field free_lang_data.
778 (lang_hooks): Remove const qualifier.
779 * ipa.c (cgraph_remove_unreachable_nodes): Call
780 remove_unreachable_alias_pairs.
781 * except.c (add_type_for_runtime): Check if TYPE has
782 already been converted.
783 (lookup_type_for_runtime): Likewise.
784 (check_handled): Handle converted types.
785 * varasm.c (remove_unreachable_alias_pairs): New.
786 * gimple.c: Include demangle.h.
787 (gimple_decl_printable_name): New.
788 (gimple_fold_obj_type_ref): New.
789 * gimple.h (gimple_decl_printable_name): Declare.
790 (gimple_fold_obj_type_ref): Declare.
791 * passes.c (init_optimization_passes): Add pass
792 pass_ipa_free_lang_data.
793 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
794 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
796 2009-09-03 Diego Novillo <dnovillo@google.com>
798 * c-lang.c (lang_hooks): Remove const qualifier.
800 2009-09-02 Loren James Rittle <ljrittle@acm.org>
802 * doc/install.texi (*-*-freebsd*): Update target information.
804 2009-09-02 Anatoly Sokolov <aesok@post.ru>
806 * hard-reg-set.h (call_fixed_regs): Remove.
807 * reginfo.c (call_fixed_regs): Remove.
808 (init_reg_sets_1): Remove initialization of call_fixed_regs.
809 (globalize_reg): Don't use call_fixed_regs.
810 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
813 2009-09-01 Michael Matz <matz@suse.de>
815 * expr.h (emit_storent_insn, expand_expr_real_1,
816 expand_expr_real_2): Declare.
817 * expr.c (emit_storent_insn, expand_expr_real_1,
818 expand_expr_real_2): Export.
819 (store_expr): Setting and evaluating dont_return_target is useless.
820 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
821 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
822 * except.c (expand_resx_expr): Rename to ...
823 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
824 * except.h (expand_resx_stmt): Declare.
825 * stmt.c: Add include gimple.h
826 (expand_asm_expr): Rename to ...
827 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
828 (expand_case): Rewrite to take gimple statement.
829 * tree.h (expand_asm_stmt): Declare.
830 (expand_case): Change prototype.
831 * Makefile.in (stmt.o): Depend on gimple.h.
832 * builtins.c (expand_builtin_synchronize): Build gimple asm
833 statement, not an ASM_EXPR.
834 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
835 gimple_to_tree, release_stmt_tree): Remove.
836 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
837 ggc_free, but hold comparison code and operands separately.
838 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
839 (expand_call_stmt, expand_gimple_stmt_1,
840 expand_gimple_stmt): New helpers.
841 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
842 release_stmt_tree. Call expand_gimple_stmt instead.
843 (expand_gimple_basic_block): Ditto.
845 * calls.c (emit_call_1): Don't look at EH regions here, make
846 fntree parameter useless.
847 (expand_call): New local rettype for TREE_TYPE(exp), use it
848 throughout. Remove local p, use addr instead.
849 Don't look at EH regions here.
851 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
853 * doc/invoke.texi (-fsched-pressure): Document it.
854 (-fsched-reg-pressure-heuristic): Remove it.
856 * reload.c (ira.h): Include.
857 (find_reloads): Add choosing reload on number of small spilled
860 * haifa-sched.c (ira.h): Include.
861 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
862 saved_reg_pressure, curr_reg_live, saved_reg_live,
863 region_ref_regs): New variables.
864 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
865 initiate_reg_pressure_info, setup_ref_regs,
866 initiate_bb_reg_pressure_info, save_reg_pressure,
867 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
869 (setup_insn_reg_pressure_info): New function.
870 (rank_for_schedule): Add pressure checking and insn issue time.
871 Remove comparison of insn reg weights.
872 (ready_sort): Set insn reg pressure info.
873 (update_register_pressure, setup_insn_max_reg_pressure,
874 update_reg_and_insn_max_reg_pressure,
875 sched_setup_bb_reg_pressure_info): New functions.
876 (schedule_insn): Add code for printing and updating reg pressure info.
877 (find_set_reg_weight, find_insn_reg_weight): Remove.
878 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
879 (debug_ready_list): Print reg pressure info.
880 (schedule_block): Ditto. Check insn issue time.
881 (sched_init): Set up sched_pressure_p. Allocate and set up some
882 reg pressure related info.
883 (sched_finish): Free some reg pressure related info.
884 (fix_tick_ready): Make insn always ready if pressure_p.
885 (init_h_i_d): Don't call find_insn_reg_weight.
886 (haifa_finish_h_i_d): Free insn reg pressure info.
888 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
889 ira_memory_move_cost, ira_class_hard_regs,
890 ira_class_hard_regs_num, ira_no_alloc_regs,
891 ira_available_class_regs, ira_reg_class_cover_size,
892 ira_reg_class_cover, ira_class_translate): Move to ira.h.
894 * ira-lives.c (single_reg_class): Check mode to find how many
895 registers are necessary for operand.
896 (ira_implicitly_set_insn_hard_regs): New.
898 * common.opt (fsched-pressure): New options.
899 (fsched-reg-pressure-heuristic): Remove.
901 * ira.c (setup_eliminable_regset): Rename to
902 ira_setup_eliminable_regset. Make it external.
903 (expand_reg_info): Pass cover class to setup_reg_classes.
904 (ira): Call resize_reg_info instead of allocate_reg_info.
906 * sched-deps.c: Include ira.h.
907 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
908 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
909 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
910 mark_insn_hard_regno_birth, mark_insn_reg_birth,
911 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
912 mark_insn_reg_store, mark_insn_reg_clobber,
913 setup_insn_reg_pressure_info): New.
914 (sched_analyze_1): Update implicit_reg_pending_uses.
915 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
916 Use them to create dependencies. Set insn reg uses and pressure
917 info. Process reg_pending_uses in one place.
918 (free_deps): Free implicit sets.
919 (remove_from_deps): Remove implicit sets if necessary. Check
920 implicit sets when clearing reg_last_in_use.
921 (init_deps_global): Clear implicit_reg_pending_clobbers and
922 implicit_reg_pending_uses.
924 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
925 ira_memory_move_cost, ira_class_hard_regs,
926 ira_class_hard_regs_num, ira_no_alloc_regs,
927 ira_available_class_regs, ira_reg_class_cover_size,
928 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
929 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
930 ira_implicitly_set_insn_hard_regs): New prototypes.
932 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
933 cost_elements_num): New variables.
934 (allocno_costs, total_costs): Rename to costs and
936 (COSTS_OF_ALLOCNO): Rename to COSTS.
937 (allocno_pref): Rename to pref.
938 (allocno_pref_buffer): Rename to pref_buffer.
939 (common_classes): Rename to regno_cover_class.
941 (record_reg_classes): Set allocno attributes only if allocno_p.
942 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
943 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
944 and COSTS_OF_ALLOCNO.
945 (print_costs): Rename to print_allocno_costs.
946 (print_pseudo_costs): New.
947 (process_bb_node_for_costs): Split into 2 functions with new
948 function process_bb_for_costs. Pass BB to process_bb_for_costs.
949 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
950 new parameter dump_file. Use cost_elements_num instead of
951 ira_allocnos_num. Make one iteration if preferred classes were
952 already calculated for scheduler. Make 2 versions of code
953 depending on allocno_p.
954 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
955 regno_cover_class and COSTS instead of common_classes and
957 (init_costs, finish_costs): New.
958 (ira_costs): Set up allocno_p and cost_elements_num. Call
959 init_costs and finish_costs.
960 (ira_set_pseudo_classes): New.
962 * rtl.h (allocate_reg_info): Remove.
963 (resize_reg_info): Change return type.
964 (reg_cover_class): New.
965 (setup_reg_classes): Add new parameter.
967 * sched-int.h (struct deps_reg): New member implicit_sets.
968 (sched_pressure_p, sched_regno_cover_class): New external definitions.
969 (INCREASE_BITS): New macro.
970 (struct reg_pressure_data, struct reg_use_data): New.
971 (struct _haifa_insn_data): Remove reg_weight. Add members
972 reg_pressure, reg_use_list, reg_set_list, and
973 reg_pressure_excess_cost_change.
974 (struct deps): New member implicit_sets.
975 (pressure_p): New variable.
976 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
977 (struct reg_pressure_data, struct reg_use_data): New.
978 (INSN_REG_WEIGHT): Remove.
979 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
980 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
981 (sched_init_region_reg_pressure_info,
982 sched_setup_bb_reg_pressure_info): New prototypes.
984 * reginfo.c (struct reg_pref): New member coverclass.
985 (reg_cover_class): New function.
986 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
987 (reg_info_size): New variable.
988 (allocate_reg_info): Make static. Setup reg_info_size.
989 (resize_reg_info): Use reg_info_size. Return flag of resizing.
990 (setup_reg_classes): Add a new parameter. Setup cover class too.
992 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
995 * sched-rgn.c (deps_join): Set up implicit_sets.
996 (schedule_region): Set up region and basic blocks pressure
999 * passes.c (init_optimization_passes): Move
1000 pass_subregs_of_mode_init before pass_sched.
1002 2009-09-02 Martin Jambor <mjambor@suse.cz>
1004 * tree-sra.c (struct access): New field grp_hint.
1005 (dump_access): Dump grp_hint.
1006 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1008 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1009 those which have been specifically read and somehow written to.
1010 (propagate_subacesses_accross_link): Set grp_hint of right child and
1011 also possibly of the left child.
1013 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1015 * tree-object-size.c (addr_object_size): Always use object_size_type
1016 0 or 2 when determining the pointer pointed object size.
1018 2009-09-02 Richard Guenther <rguenther@suse.de>
1021 2009-08-31 Richard Guenther <rguenther@suse.de>
1023 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1024 to query if the memory regions for memmove overlap.
1025 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1026 asserts on pointers, instead deal with odd trees.
1027 (ptr_derefs_may_alias_p): Likewise.
1028 (refs_may_alias_p_1): Constructor bases also never alias.
1030 2009-08-01 Christian Bruel <christian.bruel@st.com>
1033 2009-07-31 Christian Bruel <christian.bruel@st.com>
1034 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1036 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1038 * doc/invoke.texi (-fvar-tracking-assignments): New.
1039 (-fvar-tracking-assignments-toggle): New.
1040 (-fdump-final-insns=file): Mark filename as optional.
1041 (--param min-nondebug-insn-uid): New.
1042 (-gdwarf-@{version}): Mention version 4.
1043 * opts.c (common_handle_option): Accept it.
1044 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1045 * regrename.c (regrename_optimize): Drop last. Don't count debug
1046 insns as uses. Don't reject change because of debug insn.
1047 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1048 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1049 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1050 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1051 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1052 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1053 * doc/gimple.texi (is_gimple_debug): New.
1054 (gimple_debug_bind_p): New.
1055 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1056 * doc/install.texi (bootstrap-debug): More details.
1057 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1058 (bootstrap-debug-lib): More details.
1059 (bootstrap-debug-ckovw): Update.
1060 (bootstrap-time): New.
1061 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1062 (insert_phi_nodes_for): Insert debug stmts.
1063 (rewrite_stmt): Take iterator. Insert debug stmts.
1064 (rewrite_enter_block): Adjust.
1065 (maybe_replace_use_in_debug_stmt): New.
1066 (rewrite_update_stmt): Use it.
1067 (mark_use_interesting): Return early for debug stmts.
1068 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1069 stmts before replacing stmt.
1070 (move_computations_stmt): Likewise.
1071 * ira-conflicts.c (add_copies): Skip debug insns.
1072 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1073 (regstat_bb_compute_ri): Skip debug insns.
1074 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1075 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1076 check_loop_closed_ssa_stmt): Skip debug stmts.
1077 * tree-tailcall.c (find_tail_calls): Likewise.
1078 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1079 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1080 (build_var_debug_value_stat): Declare.
1081 (build_var_debug_value): Define.
1082 (target_for_debug_bind): Declare.
1083 * reload.c (find_equiv_reg): Skip debug insns.
1084 * rtlanal.c (reg_used_between_p): Skip debug insns.
1085 (side_effects_p): Likewise.
1086 (canonicalize_condition): Likewise.
1087 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1088 insns never depend on debug insns.
1089 (create_ddg_dep_no_link): Likewise.
1090 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1091 Don't add inter-loop dependencies for debug insns.
1092 (build_intra_loop_deps): Likewise.
1093 (create_ddg): Count debug insns.
1094 * ddg.h (struct ddg::num_debug): New.
1095 (num_backargs): Pair up with previous int field.
1096 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1097 -fcompare-debug-second.
1098 * final.c (get_attr_length_1): Skip debug insns.
1099 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1100 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1101 (driver_self_specs): Map -fdump-final-insns to
1102 -fdump-final-insns=..
1103 (get_local_tick): New.
1104 (compare_debug_dump_opt_spec_function): Test for . argument and
1105 compute output name. Compute temp output spec without flag name.
1106 Compute -frandom-seed.
1107 (OPT): Undef after use.
1108 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1109 (average_num_loop_insns): Likewise.
1110 * params.h (MIN_NONDEBUG_INSN_UID): New.
1111 * gimple.def (GIMPLE_DEBUG): New.
1112 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1113 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1114 (merge_in_block): Fix whitespace.
1115 * toplev.c (flag_var_tracking): Update comment.
1116 (flag_var_tracking_assignments): New.
1117 (flag_var_tracking_assignments_toggle): New.
1118 (process_options): Don't open final insns dump file if we're not
1119 going to write to it. Compute defaults for var_tracking.
1120 * df-scan.c (df_insn_rescan_debug_internal): New.
1121 (df_uses_record): Handle debug insns.
1122 * haifa-sched.c (ready): Initialize n_debug.
1123 (contributes_to_priority): Skip debug insns.
1124 (dep_list_size): New.
1126 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1127 they're ready. Disregard previous debug insns to make decisions.
1128 (queue_insn): Never queue debug insns.
1129 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1130 (schedule_insn): Don't reject debug insns because of issue rate.
1131 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1132 (queue_to_ready): Skip and discount debug insns.
1133 (choose_ready): Let debug insns through.
1134 (schedule_block): Check boundary debug insns. Discount debug
1135 insns, schedule them early. Adjust whitespace.
1136 (set_priorities): Check for boundary debug insns.
1137 (add_jump_dependencies): Use dep_list_size.
1138 (prev_non_location_insn): New.
1139 (check_cfg): Use it.
1140 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1142 (remove_unused_ivs): Reset debug stmts.
1143 * modulo-sched.c (const_iteration_count): Skip debug insns.
1144 (res_MII): Discount debug insns.
1145 (loop_single_full_bb_p): Skip debug insns.
1146 (sms_schedule): Likewise.
1147 (sms_schedule_by_order): Likewise.
1148 (ps_has_conflicts): Likewise.
1149 * caller-save.c (refmarker_fn): New.
1150 (save_call_clobbered_regs): Replace regs with saved mem in
1152 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1153 Call refmarker_fn mark for hardregnos.
1154 (mark_reg_as_referenced): New.
1155 (replace_reg_with_saved_mem): New.
1156 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1157 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1159 (cse_extended_basic_block): Skip debug insns.
1160 (count_reg_usage): Likewise.
1161 (is_dead_reg): New, split out of...
1162 (set_live_p): ... here.
1163 (insn_live_p): Use it for debug insns.
1164 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
1165 (execute_optimize_stdarg): Likewise.
1166 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1167 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
1168 changes in debug stmts as changes.
1169 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
1170 (moveup_expr): Don't move across debug insns. Don't move
1171 debug insn if it would create a bookkeeping block.
1172 (moveup_expr_cached): Don't use cache for debug insns that
1173 are heads of blocks.
1174 (compute_av_set_inside_bb): Skip debug insns.
1175 (sel_rank_for_schedule): Schedule debug insns first. Remove
1177 (block_valid_for_bookkeeping_p); Support lax searches.
1178 (create_block_for_bookkeeping): Adjust block numbers when
1179 encountering debug-only blocks.
1180 (find_place_for_bookkeeping): Deal with debug-only blocks.
1181 (generate_bookkeeping_insn): Accept no place to insert.
1182 (remove_temp_moveop_nops): New argument full_tidying.
1183 (prepare_place_to_insert): Deal with debug insns.
1184 (advance_state_on_fence): Debug insns don't start cycles.
1185 (update_boundaries): Take fence as argument. Deal with
1187 (schedule_expr_on_boundary): No full_tidying on debug insns.
1188 (fill_insns): Deal with debug insns.
1189 (track_scheduled_insns_and_blocks): Don't count debug insns.
1190 (need_nop_to_preserve_insn_bb): New, split out of...
1191 (remove_insn_from_stream): ... this.
1192 (fur_orig_expr_not_found): Skip debug insns.
1193 * rtl.def (VALUE): Move up.
1195 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
1196 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1197 Set it if debug stmts are found.
1198 (statement_sink_location): Skip debug stmts. Propagate
1199 moving defs into debug stmts.
1200 * ifcvt.c (first_active_insn): Skip debug insns.
1201 (last_active_insns): Likewise.
1202 (cond_exec_process_insns): Likewise.
1203 (noce_process_if_block): Likewise.
1204 (check_cond_move_block): Likewise.
1205 (cond_move_convert_if_block): Likewise.
1206 (block_jumps_and_fallthru_p): Likewise.
1207 (dead_or_predicable): Likewise.
1208 * dwarf2out.c (debug_str_hash_forced): New.
1209 (find_AT_string): Add comment.
1210 (gen_label_for_indirect_string): New.
1211 (get_debug_string_label): New.
1212 (AT_string_form): Use it.
1213 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1214 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1215 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1216 several operations that cannot be represented with DWARF opcodes.
1217 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1218 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1219 (dwarf2out_var_location): Take during-call mark into account.
1220 (output_indirect_string): Update comment. Output if there are
1221 label and references.
1222 (prune_indirect_string): New.
1223 (prune_unused_types): Call it if debug_str_hash_forced.
1224 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1225 (dw_long_long_const): Remove.
1226 (struct dw_val_struct): Change val_long_long type to rtx.
1227 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1228 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1229 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1230 component instead of HOST_BITS_PER_LONG.
1231 (output_loc_operands): Likewise. For const8* assert
1232 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1233 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1234 rather than HOST_BITS_PER_LONG is >= 64.
1235 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1237 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1238 HOST_BITS_PER_LONG for dw_val_class_long_long.
1239 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1240 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1241 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1243 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1244 Handle DW_OP_implicit_value.
1245 (extract_int): Move prototype earlier.
1246 (mem_loc_descriptor): For SUBREG punt if inner
1247 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1248 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1249 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1250 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1251 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1252 instead of Pmode size.
1253 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1254 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1255 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1256 (concat_loc_descriptor, concatn_loc_descriptor,
1257 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1258 (add_location_or_const_value_attribute): Likewise. For single
1259 location loc_lists attempt to use add_const_value_attribute
1260 for constant decls. Add DW_AT_const_value even if
1261 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1263 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1264 (control_flow_insn_p): Likewise.
1265 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
1266 (separate_decls_in_region_debug_bind): New.
1267 (separate_decls_in_region): Process debug bind stmts afterwards.
1268 * recog.c (verify_changes): Handle debug insns.
1269 (extract_insn): Likewise.
1270 (peephole2_optimize): Skip debug insns.
1271 * dse.c (scan_insn): Skip debug insns.
1272 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1274 (setup_id_for_insn): Handle debug insns.
1275 (maybe_tidy_empty_bb): Adjust whitespace.
1276 (tidy_control_flow): Skip debug insns.
1277 (sel_remove_insn): Adjust for debug insns.
1278 (sel_estimate_number_of_insns): Skip debug insns.
1279 (create_insn_rtx_from_pattern): Handle debug insns.
1280 (create_copy_of_insn_rtx): Likewise.
1281 * sel-sched-.h (sel_bb_end): Declare.
1282 (sel_bb_empty_or_nop_p): New.
1283 (get_all_loop_exits): Use it.
1284 (_eligible_successor_edge_p): Likewise.
1285 (return_nop_to_pool): Adjust.
1286 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1287 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1288 * gimple-pretty-print.c (dump_gimple_debug): New.
1289 (dump_gimple_stmt): Use it.
1290 (dump_bb_header): Skip gimple debug stmts.
1291 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1292 (fixup_match_2): Likewise.
1293 (regmove_backward_pass): Likewise. Simplify combined
1294 replacement. Handle debug insns.
1295 * function.c (instantiate_virtual_regs): Handle debug insns.
1296 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1297 * print-rtl.h: Include cselib.h.
1298 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
1299 * df.h (df_inns_rescan_debug_internal): Declare.
1300 * gcse.c (alloc_hash_table): Estimate n_insns.
1301 (cprop_insn): Don't regard debug insns as changes.
1302 (bypass_conditional_jumps): Skip debug insns.
1303 (one_pre_gcse_pass): Adjust.
1304 (one_code_hoisting_pass): Likewise.
1305 (compute_ld_motion_mems): Skip debug insns.
1306 (one_cprop_pass): Adjust.
1307 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1308 (if_convertible_stmt_p): Handle debug stmts.
1309 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1310 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1311 * ira-build.c (create_bb_allocnos): Skip debug insns.
1312 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1313 (has_single_use): Likewise.
1314 (single_imm_use): Likewise.
1315 (num_imm_uses): Likewise.
1316 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1317 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1318 (create_outofssa_var_map): Likewise.
1319 * lower-subreg.c (adjust_decomposed_uses): New.
1320 (resolve_debug): New.
1321 (decompose_multiword_subregs): Use it.
1322 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1323 * emit-rtl.c: Include params.h.
1324 (cur_debug_insn_uid): Define.
1325 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1326 (copy_rtx_if_shared_1): Handle debug insns.
1327 (reset_used_flags): Likewise.
1328 (set_used_flags): LIkewise.
1329 (get_max_insn_count): New.
1330 (next_nondebug_insn): New.
1331 (prev_nondebug_insn): New.
1332 (make_debug_insn_raw): New.
1333 (emit_insn_before_noloc): Handle debug insns.
1334 (emit_jump_insn_before_noloc): Likewise.
1335 (emit_call_insn_before_noloc): Likewise.
1336 (emit_debug_insn_before_noloc): New.
1337 (emit_insn_after_noloc): Handle debug insns.
1338 (emit_jump_insn_after_noloc): Likewise.
1339 (emit_call_insn_after_noloc): Likewise.
1340 (emit_debug_insn_after_noloc): Likewise.
1341 (emit_insn_after): Take loc from earlier non-debug insn.
1342 (emit_jump_insn_after): Likewise.
1343 (emit_call_insn_after): Likewise.
1344 (emit_debug_insn_after_setloc): New.
1345 (emit_debug_insn_after): New.
1346 (emit_insn_before): Take loc from later non-debug insn.
1347 (emit_jump_insn_before): Likewise.
1348 (emit_call_insn_before): Likewise.
1349 (emit_debug_insn_before_setloc): New.
1350 (emit_debug_insn_before): New.
1351 (emit_insn): Handle debug insns.
1352 (emit_debug_insn): New.
1353 (emit_jump_insn): Handle debug insns.
1354 (emit_call_insn): Likewise.
1356 (init_emit): Take min-nondebug-insn-uid into account.
1357 Initialize cur_debug_insn_uid.
1358 (emit_copy_of_insn_after): Handle debug insns.
1359 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1360 location of single rhs in place.
1361 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1362 (floor_sdiv_adjust): New.
1363 (cell_sdiv_adjust): New.
1364 (cell_udiv_adjust): New.
1365 (round_sdiv_adjust): New.
1366 (round_udiv_adjust): New.
1367 (wrap_constant): Moved from cselib.
1368 (unwrap_constant): New.
1369 (expand_debug_expr): New.
1370 (expand_debug_locations): New.
1371 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1373 (gimple_expand_cfg): Expand debug locations.
1374 * cselib.c: Include tree-pass.h.
1375 (struct expand_value_data): New.
1376 (cselib_record_sets_hook): New.
1377 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1378 (cselib_clear_table): Move, and implemnet in terms of...
1379 (cselib_reset_table_with_next_value): ... this.
1380 (cselib_get_next_unknown_value): New.
1381 (discard_useless_locs): Don't discard preserved values.
1382 (cselib_preserve_value): New.
1383 (cselib_preserved_value_p): New.
1384 (cselib_preserve_definitely): New.
1385 (cselib_clear_preserve): New.
1386 (cselib_preserve_only_values): New.
1387 (new_cselib_val): Take rtx argument. Dump it in details.
1388 (cselib_lookup_mem): Adjust.
1389 (expand_loc): Take regs_active in struct. Adjust. Silence
1390 dumps unless details are requested.
1391 (cselib_expand_value_rtx_cb): New.
1392 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1393 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1394 without details. Copy more subregs. Try to resolve values
1395 using a callback. Wrap constants.
1396 (cselib_subst_to_values): Adjust.
1397 (cselib_log_lookup): New.
1398 (cselib_lookup): Call it.
1399 (cselib_invalidate_regno): Don't count preserved values as useless.
1400 (cselib_invalidate_mem): Likewise.
1401 (cselib_record_set): Likewise.
1402 (struct set): Renamed to cselib_set, moved to cselib.h.
1403 (cselib_record_sets): Adjust. Call hook.
1404 (cselib_process_insn): Reset table when it would be cleared.
1405 (dump_cselib_val): New.
1406 (dump_cselib_table): New.
1407 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1408 (remove_forwarder_block): Support moving debug stmts.
1409 * cselib.h (cselib_record_sets_hook): Declare.
1410 (cselib_expand_callback): New type.
1411 (cselib_expand_value_rtx_cb): Declare.
1412 (cselib_reset_table_with_next_value): Declare.
1413 (cselib_get_next_unknown_value): Declare.
1414 (cselib_preserve_value): Declare.
1415 (cselib_preserved_value_p): Declare.
1416 (cselib_preserve_only_values): Declare.
1417 (dump_cselib_table): Declare.
1418 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1419 (try_crossjump_to_edge): Likewise.
1420 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1421 dominated blocks when debug stmts are present.
1422 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1423 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1424 (set_var_live_on_entry): Likewise.
1425 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1426 * cfglayout.c (curr_location, last_location): Make static.
1427 (set_curr_insn_source_location): Don't avoid bouncing.
1428 (get_curr_insn_source_location): New.
1429 (get_curr_insn_block): New.
1430 (duplicate_insn_chain): Handle debug insns.
1431 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1433 * common.opt (fcompare-debug): Move to sort order.
1434 (fdump-unnumbered-links): Likewise.
1435 (fvar-tracking-assignments): New.
1436 (fvar-tracking-assignments-toggle): New.
1437 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1438 because of debug stmts.
1439 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1440 (eliminate_unnecessary_stmts): Walk dominated blocks before
1442 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1443 * ira.c (memref_used_between_p): Skip debug insns.
1444 (update_equiv_regs): Likewise.
1445 * sched-deps.c (sd_lists_size): Accept empty list.
1446 (sd_init_insn): Mark debug insns.
1447 (sd_finish_insn): Unmark them.
1448 (sd_add_dep): Reject non-debug deps on debug insns.
1449 (fixup_sched_groups): Give debug insns group treatment.
1451 (sched_analyze_reg): Don't mark debug insns for sched before call.
1452 (sched_analyze_2): Handle debug insns.
1453 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1455 (deps_analyze_insn): Handle debug insns.
1456 (deps_start_bb): Skip debug insns.
1457 (init_deps): Initialize last_debug_insn.
1458 * tree-ssa.c (target_for_debug_bind): New.
1459 (find_released_ssa_name): New.
1460 (propagate_var_def_into_debug_stmts): New.
1461 (propagate_defs_into_debug_stmts): New.
1462 (verify_ssa): Skip debug bind stmts without values.
1463 (warn_uninialized_vars): Skip debug stmts.
1464 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1465 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1466 (rtx_equal_p): Likewise.
1467 * ira-costs.c (scan_one_insn): Skip debug insns.
1468 (process_bb_node_for_hard_reg_moves): Likewise.
1469 * rtl.h (DEBUG_INSN_P): New.
1470 (NONDEBUG_INSN_P): New.
1471 (MAY_HAVE_DEBUG_INSNS): New.
1472 (INSN_P): Accept debug insns.
1473 (RTX_FRAME_RELATED_P): Likewise.
1474 (INSN_DELETED_P): Likewise
1475 (PAT_VAR_LOCATION_DECL): New.
1476 (PAT_VAR_LOCATION_LOC): New.
1477 (PAT_VAR_OCATION_STATUS): New.
1478 (NOTE_VAR_LOCATION_DECL): Reimplement.
1479 (NOTE_VAR_LOCATION_LOC): Likewise.
1480 (NOTE_VAR_LOCATION_STATUS): Likewise.
1481 (INSN_VAR_LOCATION): New.
1482 (INSN_VAR_LOCATION_DECL): New.
1483 (INSN_VAR_LOCATION_LOC): New.
1484 (INSN_VAR_LOCATION_STATUS): New.
1485 (gen_rtx_UNKNOWN_VAR_LOC): New.
1486 (VAR_LOC_UNKNOWN_P): New.
1487 (NOTE_DURING_CALL_P): New.
1488 (SCHED_GROUP_P): Accept debug insns.
1489 (emit_debug_insn_before): Declare.
1490 (emit_debug_insn_before_noloc): Declare.
1491 (emit_debug_insn_beore_setloc): Declare.
1492 (emit_debug_insn_after): Declare.
1493 (emit_debug_insn_after_noloc): Declare.
1494 (emit_debug_insn_after_setloc): Declare.
1495 (emit_debug_insn): Declare.
1496 (make_debug_insn_raw): Declare.
1497 (prev_nondebug_insn): Declare.
1498 (next_nondebug_insn): Declare.
1499 (delegitimize_mem_from_attrs): Declare.
1500 (get_max_insn_count): Declare.
1501 (wrap_constant): Declare.
1502 (unwrap_constant): Declare.
1503 (get_curr_insn_source_location): Declare.
1504 (get_curr_insn_block): Declare.
1505 * tree-inline.c (insert_debug_decl_map): New.
1506 (processing_debug_stmt): New.
1507 (remap_decl): Don't create new mappings in debug stmts.
1508 (remap_gimple_op_r): Don't add references in debug stmts.
1509 (copy_tree_body_r): Likewise.
1510 (remap_gimple_stmt): Handle debug bind stmts.
1511 (copy_bb): Skip debug stmts.
1512 (copy_edges_for_bb): Likewise.
1513 (copy_debug_stmt): New.
1514 (copy_debug_stmts): New.
1515 (copy_body): Copy debug stmts at the end.
1516 (insert_init_debug_bind): New.
1517 (insert_init_stmt): Take id. Skip and emit debug stmts.
1518 (setup_one_parameter): Remap variable earlier, register debug mapping.
1519 (estimate_num_insns): Skip debug stmts.
1520 (expand_call_inline): Preserve debug_map.
1521 (optimize_inline_calls): Check for no debug_stmts left-overs.
1522 (unsave_expr_now): Preserve debug_map.
1523 (copy_gimple_seq_and_replace_locals): Likewise.
1524 (tree_function_versioning): Check for no debug_stmts left-overs.
1525 Init and destroy debug_map as needed. Split edges unconditionally.
1526 (build_duplicate_type): Init and destroy debug_map as needed.
1527 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1528 (struct copy_body_data): Add debug_stmts and debug_map.
1529 * sched-int.h (struct ready_list): Add n_debug.
1530 (struct deps): Add last_debug_insn.
1531 (DEBUG_INSN_SCHED_P): New.
1532 (BOUNDARY_DEBUG_INSN_P): New.
1533 (SCHEDULE_DEBUG_INSN_P): New.
1534 (sd_iterator_cond): Accept empty list.
1535 * combine.c (create_log_links): Skip debug insns.
1536 (combine_instructions): Likewise.
1537 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1538 return value is always unshared.
1539 (struct rtx_subst_pair): New.
1540 (auto_adjust_pair): New.
1541 (propagate_for_debug_subst): New.
1542 (propagate_for_debug): New.
1543 (try_combine): Skip debug insns. Propagate removed defs into
1545 (next_nonnote_nondebug_insn): New.
1546 (distribute_notes): Use it. Skip debug insns.
1547 (distribute_links): Skip debug insns.
1548 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1549 * resource.c (mark_target_live_regs): Likewise.
1550 * var-tracking.c: Include cselib.h and target.h.
1551 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1553 (micro_operation_type_name): New.
1554 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1555 (struct micro_operation_def): Update comments.
1556 (decl_or_value): New type. Use instead of decls.
1557 (struct emit_note_data_def): Add vars.
1558 (struct attrs_def): Use decl_or_value.
1559 (struct variable_tracking_info_def): Add permp, flooded.
1560 (struct location_chain_def): Update comment.
1561 (struct variable_part_def): Use decl_or_value.
1562 (struct variable_def): Make var_part a variable length array.
1564 (scratch_regs): New.
1565 (cselib_hook_called): New.
1566 (dv_is_decl_p): New.
1567 (dv_is_value_p): New.
1570 (dv_as_opaque): New.
1571 (dv_onepart_p): New.
1573 (IS_DECL_CODE): New.
1574 (check_value_is_not_decl): New.
1575 (dv_from_decl): New.
1576 (dv_from_value): New.
1577 (dv_htab_hash): New.
1578 (variable_htab_hash): Use it.
1579 (variable_htab_eq): Support values.
1580 (variable_htab_free): Free from the right pool.
1581 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1582 (attrs_list_union): Adjust.
1583 (attrs_list_mpdv_union): New.
1584 (tie_break_pointers): New.
1585 (canon_value_cmp): New.
1586 (unshare_variable): Return possibly-modified slot.
1587 (vars_copy_1): Adjust.
1588 (var_reg_decl_set): Adjust. Split out of...
1589 (var_reg_set): ... this.
1590 (get_init_value): Adjust.
1591 (var_reg_delete_and_set): Adjust.
1592 (var_reg_delete): Adjust.
1593 (var_regno_delete): Adjust.
1594 (var_mem_decl_set): Split out of...
1595 (var_mem_set): ... this.
1596 (var_mem_delete_and_set): Adjust.
1597 (var_mem_delete): Adjust.
1601 (variable_union): Adjust. Speed up merge of 1-part vars.
1602 (variable_canonicalize): Use unshared slot.
1603 (VALUED_RECURSED_INTO): New.
1604 (find_loc_in_1pdv): New.
1605 (struct dfset_merge): New.
1606 (insert_into_intersection): New.
1607 (intersect_loc_chains): New.
1609 (canonicalize_loc_order_check): New.
1610 (canonicalize_values_mark): New.
1611 (canonicalize_values_star): New.
1612 (variable_merge_over_cur): New.
1613 (variable_merge_over_src): New.
1614 (dataflow_set_merge): New.
1615 (dataflow_set_equiv_regs): New.
1616 (remove_duplicate_values): New.
1617 (struct dfset_post_merge): New.
1618 (variable_post_merge_new_vals): New.
1619 (variable_post_merge_perm_vals): New.
1620 (dataflow_post_merge_adjust): New.
1621 (find_mem_expr_in_1pdv): New.
1622 (dataflow_set_preserve_mem_locs): New.
1623 (dataflow_set_remove_mem_locs): New.
1624 (dataflow_set_clear_at_call): New.
1625 (onepart_variable_different_p): New.
1626 (variable_different_p): Use it.
1627 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
1628 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1630 (track_loc_p): Pass it true.
1631 (struct count_use_info): New.
1632 (find_use_val): New.
1633 (replace_expr_with_values): New.
1635 (use_type): New, partially split out of...
1636 (count_uses): ... this. Count new micro-ops.
1637 (count_uses_1): Adjust.
1638 (count_stores): Adjust.
1639 (count_with_sets): New.
1640 (VAL_NEEDS_RESOLUTION): New.
1641 (VAL_HOLDS_TRACK_EXPR): New.
1642 (VAL_EXPR_IS_COPIED): New.
1643 (VAL_EXPR_IS_CLOBBERED): New.
1644 (add_uses): Adjust. Generate new micro-ops.
1645 (add_uses_1): Adjust.
1646 (add_stores): Generate new micro-ops.
1647 (add_with_sets): New.
1648 (find_src_status): Adjust.
1649 (find_src_set_src): Adjust.
1650 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1651 Handle new micro-ops. Canonicalize value equivalances.
1652 (vt_find_locations): Compute total size of hash tables for
1653 dumping. Perform merge for var-tracking-assignments. Don't
1654 disregard single-block loops.
1655 (dump_attrs_list): Handle decl_or_value.
1656 (dump_variable): Take variable. Deal with decl_or_value.
1657 (dump_variable_slot): New.
1658 (dump_vars): Use it.
1659 (dump_dataflow_sets): Adjust.
1660 (set_slot_part): New, extended to support one-part variables
1661 after splitting out of...
1662 (set_variable_part): ... this.
1663 (clobber_slot_part): New, split out of...
1664 (clobber_variable_part): ... this.
1665 (delete_slot_part): New, split out of...
1666 (delete_variable_part): .... this.
1667 (check_wrap_constant): New.
1668 (vt_expand_loc_callback): New.
1669 (vt_expand_loc): New.
1670 (emit_note_insn_var_location): Adjust. Handle values. Handle
1671 EMIT_NOTE_AFTER_CALL_INSN.
1672 (emit_notes_for_differences_1): Adjust. Handle values.
1673 (emit_notes_for_differences_2): Likewise.
1674 (emit_notes_for_differences): Adjust.
1675 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
1676 Adjust. Handle new micro-ops.
1677 (vt_add_function_parameters): Adjust. Create and bind values.
1678 (vt_initialize): Adjust. Initialize scratch_regs and
1679 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1680 operations. Move some code to count_with_sets and add_with_sets.
1681 (delete_debug_insns): New.
1682 (vt_debug_insns_local): New.
1683 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1685 (var_tracking_main): If var-tracking-assignments is enabled
1686 but var-tracking isn't, delete debug insns and leave. Likewise
1687 if we exceed limits or fail the stack adjustments tests, and
1688 after all var-tracking processing.
1689 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1690 (dataflow_set): Add traversed_vars.
1691 (value_chain, const_value_chain): New typedefs.
1692 (value_chain_pool, value_chains): New variables.
1693 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1694 add_value_chains, add_cselib_value_chains, remove_value_chain,
1695 remove_value_chains, remove_cselib_value_chains): New functions.
1696 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1697 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1699 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1700 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1701 (dst_can_be_shared): New variable.
1702 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1703 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1704 different from set->vars, look up slot again instead of using the
1706 (dataflow_set_init): Initialize traversed_vars.
1707 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1708 lookup if set->vars is shared. Don't keep slot cleared before
1709 calling unshare_variable. Unshare set->vars if needed. Adjust
1710 unshare_variable callers. Clear dst_can_be_shared if needed.
1711 Even ->refcount == 1 vars must be unshared if set->vars is shared
1712 and var needs to be modified.
1713 (dataflow_set_union): Set traversed_vars during canonicalization.
1714 (VALUE_CHANGED, DECL_CHANGED): Define.
1715 (set_dv_changed, dv_changed_p): New static inlines.
1716 (track_expr_p): Clear DECL_CHANGED.
1717 (dump_dataflow_sets): Set it.
1718 (variable_was_changed): Call set_dv_changed.
1719 (emit_note_insn_var_location): Likewise.
1720 (changed_variables_stack): New variable.
1721 (check_changed_vars_1, check_changed_vars_2): New functions.
1722 (emit_notes_for_changes): Do nothing if changed_variables is
1723 empty. Traverse changed_variables with check_changed_vars_1,
1724 call check_changed_vars_2 on each changed_variables_stack entry.
1725 (emit_notes_in_bb): Add SET argument. Just clear it at the
1726 beginning, use it instead of local &set, don't destroy it at the end.
1727 (vt_emit_notes): Call dataflow_set_clear early on all
1728 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1729 computed set, dataflow_set_clear also VTI(bb)->in when we are
1730 done with the basic block. Initialize changed_variables_stack,
1731 free it afterwards. If ENABLE_CHECKING verify that after noting
1732 differences to an empty set value_chains hash table is empty.
1733 (vt_initialize): Initialize value_chains and value_chain_pool.
1734 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1735 (variable_tracking_main): Call dump_dataflow_sets before calling
1736 vt_emit_notes, not after it.
1737 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1738 (propagate_var_def_into_debug_stmts): Declare.
1739 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1740 (df_set_note): Reject debug insns.
1741 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1742 add notes to debug insns.
1743 (df_note_bb_compute): Adjust. Likewise.
1744 (df_simulate_uses): Skip debug insns.
1745 (df_simulate_initialize_backwards): Likewise.
1746 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1747 (subst_stack_regs_pat): Reject debug insns.
1748 (convert_regs_1): Handle debug insns.
1749 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1750 (print-rtl.o): Depend on cselib.h.
1751 (cselib.o): Depend on TREE_PASS_H.
1752 (var-tracking.o): Depend on cselib.h and TARGET_H.
1753 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
1754 (init_ready_list): Skip boundary debug insns.
1755 (add_branch_dependences): Skip debug insns.
1756 (free_block_dependencies): Check for blocks with only debug insns.
1757 (compute_priorities): Likewise.
1758 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1759 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1761 (gimple_build_debug_bind_stat): New.
1762 (empty_body_p): Skip debug stmts.
1763 (gimple_has_side_effects): Likewise.
1764 (gimple_rhs_has_side_effects): Likewise.
1765 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1766 (gimple_build_debug_bind_stat): Declare.
1767 (gimple_build_debug_bind): Define.
1768 (is_gimple_debug): New.
1769 (gimple_debug_bind_p): New.
1770 (gimple_debug_bind_get_var): New.
1771 (gimple_debug_bind_get_value): New.
1772 (gimple_debug_bind_get_value_ptr): New.
1773 (gimple_debug_bind_set_var): New.
1774 (gimple_debug_bind_set_value): New.
1775 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1776 (gimple_debug_bind_reset_value): New.
1777 (gimple_debug_bind_has_value_p): New.
1778 (gsi_next_nondebug): New.
1779 (gsi_prev_nondebug): New.
1780 (gsi_start_nondebug_bb): New.
1781 (gsi_last_nondebug_bb): New.
1782 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1783 (print_insn): Handle DEBUG_INSN.
1784 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1785 of first insn prevail.
1786 (first_stmt): Skip debug stmts.
1787 (first_non_label_stmt): Likewise.
1788 (last_stmt): Likewise.
1789 (has_zero_uses_1): New.
1790 (single_imm_use_1): New.
1791 (verify_gimple_debug): New.
1792 (verify_types_in_gimple_stmt): Handle debug stmts.
1793 (verify_stmt): Likewise.
1794 (debug_loop_num): Skip debug stmts.
1795 (remove_edge_and_dominated_blocks): Remove dominators last.
1796 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
1797 (linearize_expr): Likewise.
1798 * config/i386/i386.c (ix86_delegitimize_address): Call
1799 default implementation.
1800 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
1801 (group_barrier_needed): Skip debug insns.
1802 (emit_insn_group_barriers): Likewise.
1803 (emit_all_insn_group_barriers): Likewise.
1804 (ia64_variable_issue): Handle debug insns.
1805 (ia64_dfa_new_cycle): Likewise.
1806 (final_emit_insn_group_barriers): Skip debug insns.
1807 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1808 def cfa without frame.
1809 (process_set): Likewise.
1810 (process_for_unwind_directive): Pass frame on.
1811 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1812 (rs6000_delegitimize_address): New.
1813 (rs6000_debug_adjust_cost): Handle debug insns.
1814 (is_microcoded_insn): Likewise.
1815 (is_cracked_insn): Likewise.
1816 (is_nonpipeline_insn): Likewise.
1817 (insn_must_be_first_in_group): Likewise.
1818 (insn_must_be_last_in_group): Likewise.
1819 (force_new_group): Likewise.
1820 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1821 contains only debug insns.
1822 (rtl_merge_blocks): Skip debug insns.
1823 (purge_dead_edges): Likewise.
1824 (rtl_block_ends_with_call_p): Skip debug insns.
1825 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1826 (mark_reg_dependencies): Skip debug insns.
1827 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1828 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
1829 * tree-ssa-threadedge.c
1830 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1831 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1832 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1833 (copyprop_hardreg_forward_1): Handle debug insns.
1834 * reload1.c (reload): Skip debug insns. Replace unassigned
1835 pseudos in debug insns with their equivalences.
1836 (eliminate_regs_in_insn): Skip debug insns.
1837 (emit_input_reload_insns): Skip debug insns at first, adjust
1839 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1840 (get_indirect_ref_operands): Pass opf_no_vops on.
1841 (get_expr_operands): Likewise. Skip debug stmts.
1842 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1844 2009-09-01 Richard Henderson <rth@redhat.com>
1846 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1847 stmt_ends_pp_p statements at least once.
1848 * tree-vrp.c (vrp_initialize): Likewise.
1849 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1851 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1854 Fix AIX bootstrap after PR debug/30161
1855 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1856 that is a GNU extension.
1857 (tmpl_value_parm_die_table): Move the definition of this global
1858 outside #ifdef DWARF2_DEBUGGING_INFO region.
1860 2009-09-01 Richard Guenther <rguenther@suse.de>
1862 * tree.c (tree_expr_size): New function.
1863 * tree.h (tree_expr_size): Declare.
1864 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1865 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1866 * langhooks.c (lhd_expr_size): Remove.
1867 * langhooks.h (struct lang_hooks): Remove expr_size.
1868 * explow.c (expr_size): Use tree_expr_size.
1869 (int_expr_size): Likewise.
1870 * langhooks-def.h (lhd_expr_size): Remove.
1871 (LANG_HOOKS_EXPR_SIZE): Likewise.
1872 (LANG_HOOKS_INITIALIZER): Adjust.
1874 2009-09-01 Richard Guenther <rguenther@suse.de>
1876 * tree-flow.h (mark_addressable): Move declaration ...
1877 * tree.h (mark_addressable): ... here.
1878 * stmt.c (expand_asm_operands): Use mark_addressable, not
1879 lang_hooks.mark_addressable.
1880 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1881 LANG_HOOKS_MARK_ADDRESSABLE.
1882 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1883 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1885 2009-08-31 Chris Demetriou <cgd@google.com>
1887 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1888 vectorize if not TARGET_SSE2.
1890 2009-08-31 DJ Delorie <dj@redhat.com>
1892 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1893 registers if no coprocessor is enabled.
1895 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1898 * cgraph.h (cgraph_get_node): Declare ...
1899 * cgraph.c (cgraph_get_node): ... new function.
1900 * dwarf2out.c (gen_generic_params_dies,
1901 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1902 make_ith_pack_parameter_name,
1903 append_entry_to_tmpl_value_parm_die_table,
1904 gen_remaining_tmpl_value_param_die_attribute): New functions.
1905 (gen_subprogram_die): Generate debug info for template parameters
1906 if debug info level is higher than DINFO_LEVEL_TERSE.
1907 Use tree_add_const_value_attribute_for_decl instead of
1908 tree_add_const_value_attribute.
1909 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1910 instead of tree_add_const_value_attribute.
1911 (gen_struct_or_union_type_die): Generate debug
1912 info for template parameters if debug info level is higher than
1914 (tree_add_const_value_attribute): Handle integral and pointer
1915 constants. Update comment.
1916 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1917 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1918 (reference_to_unused): Fix thinko. Remove redundant predicates from
1920 (tree_add_const_value_attribute): Make this work for constant
1922 tree_add_const_value_attribute_for_decl is to be used for variable
1924 (add_location_or_const_value_attribute): Use
1925 tree_add_const_value_attribute_for_decl now.
1926 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1927 DW_TAG_template_value_param DIEs after function DIEs have been
1929 * langhooks.h (lang_hooks_for_types): Add
1930 get_argument_pack_elems.
1931 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1932 (lang_hooks): Added get_innermost_generic_parms,
1933 get_innermost_generic_args.
1934 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1935 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1936 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1937 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1939 2009-08-31 DJ Delorie <dj@redhat.com>
1941 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1942 it once we start generating the prologue or epilogue.
1943 (mep_call_saves_register): If the frame is locked, re-use
1945 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1946 (mep_expand_prologue): Call it.
1947 (mep_expand_epilogue): Likewise.
1948 (mep_start_function): Use the same logic as mep_expand_prologue.
1949 (mep_pass_by_reference): Make logic more readable.
1950 (mep_return_in_memory): Zero-sized objects are passed in memory.
1951 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1953 2009-08-31 Richard Guenther <rguenther@suse.de>
1955 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1956 to query if the memory regions for memmove overlap.
1957 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1958 asserts on pointers, instead deal with odd trees.
1959 (ptr_derefs_may_alias_p): Likewise.
1960 (refs_may_alias_p_1): Constructor bases also never alias.
1962 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1964 * doc/install.texi (Final install): Adjust reference on where to
1965 order printed manuals.
1967 2009-08-30 Olivier Hainque <hainque@adacore.com>
1969 * dwarf2out.c (switch_to_frame_table_section): Move
1970 definition prior to first use.
1972 2009-08-30 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/41186
1975 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1976 (ao_ref_init_from_ptr_and_size): New function.
1977 (ref_maybe_used_by_call_p_1): Be more precise tracking
1978 used ranges for builtin functions.
1979 (ref_maybe_used_by_call_p): Adjust.
1980 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1981 ranges for builtin functions.
1982 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1984 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1987 * fwprop.c (get_reg_use_in): Delete.
1988 (free_load_extend): New function.
1989 (forward_propagate_subreg): Use it.
1991 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1993 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1995 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1998 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2001 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2003 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2004 fini or fini_array section.
2006 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2008 * graphite-dependences.c (graphite_legal_transform_bb): Call
2009 pbb_remove_duplicate_pdrs.
2010 * graphite-poly.c (can_collapse_pdr): Removed.
2011 (pdr_find_duplicate): Removed.
2012 (can_collapse_pdrs): New.
2013 (pbb_remove_duplicate_pdrs): New.
2014 (new_poly_dr): Do not look for duplicates.
2015 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2016 (PBB_PDR_DUPLICATES_REMOVED): New.
2017 (pbb_remove_duplicate_pdrs): Declared.
2019 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2021 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2022 the strides by multiplying by PDR_NB_REFS.
2023 * graphite-poly.c (can_collapse_pdr): New.
2024 (pdr_find_duplicate): New.
2025 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2026 Initialize PDR_NB_REFS.
2027 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2029 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2031 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2034 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2037 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2039 * graphite-dependences.c (pddr_original_scattering): Return NULL
2040 for read-read dependence relations.
2041 * graphite-poly.h (enum poly_dr_type): Fix comment.
2044 (pdr_may_write_p): New.
2046 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2048 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2049 (struct poly_dr): Same.
2050 (new_poly_dr): Same.
2051 * graphite-poly.c (new_poly_dr): Same.
2052 * graphite-dependences.c (dot_deps): Disable call to system.
2054 2009-08-28 Cary Coutant <ccoutant@google.com>
2057 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2058 struct/union/enum types local to a function.
2060 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2061 Sebastian Pop <sebastian.pop@amd.com>
2063 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2064 pbb_strip_mine_time_depth. Changed the implementation so that
2065 transformation is expressed as a transformation on
2066 time (scatttering) dimensions. Also, ensures that the 2d+1
2067 scheduling format is preserved.
2068 (pbb_strip_mine_profitable_p): Profitability is based on the
2069 iteration number of a given time (scattering) dimension,
2070 and not on a original loop depth dimension.
2071 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2072 (pbb_do_strip_mine): Call psct_dynamic_dim.
2073 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2074 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2075 (pbb_nb_dynamic_scattering_transform): New.
2076 (psct_dynamic_dim): New.
2078 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2080 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2081 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2082 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2083 * graphite-interchange.c (build_linearized_memory_access): Same.
2084 (memory_stride_in_loop): Same.
2086 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2088 * graphite-dependences.c (pddr_original_scattering): New.
2089 (graphite_legal_transform_dr): Call pddr_original_scattering.
2092 * graphite-dependences.h (dot_deps): Declared.
2093 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2094 (print_pdr): Print PDR_ID.
2095 * graphite-poly.h (struct poly_dr): Add field id.
2098 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2100 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2102 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2103 not delete the original dependence relation.
2105 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2107 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2108 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2109 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2110 (free_poly_ddr): New.
2111 (pddr_is_empty): New.
2112 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2113 (dependence_polyhedron): Same. Remove useless gcc_assert.
2115 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2116 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2117 * graphite-dependences.h (enum poly_dependence_kind): New.
2118 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2119 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2120 (PDRP_SINK): Renamed PDDR_SINK.
2121 (PDRP_DDP): Renamed PDDR_DDP.
2123 (free_poly_ddr): Declared.
2124 * graphite-poly.c (new_scop): Use the new hash function names.
2125 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2126 into original_pddrs.
2127 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2129 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2131 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2132 bounds with LT_EXPR to make niter analysis more precise on code
2133 generated by Graphite.
2135 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2137 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2138 (graphite_legal_transform_bb): Same.
2139 (poly_drs_may_alias_p): Same.
2141 2009-08-28 Richard Guenther <rguenther@suse.de>
2143 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2145 2009-08-28 Jan Beulich <jbeulich@novell.com>
2147 * config/i386/netware.c: Include langhooks.h.
2148 (i386_nlm_encode_section_info): Simplify.
2149 (netware_override_options): Delete.
2150 * config/i386/netware.h (netware_override_options): Delete
2152 (OVERRIDE_OPTIONS): Delete definition.
2153 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2154 (ASM_COMMENT_START): Define.
2155 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2157 2009-08-28 Jan Beulich <jbeulich@novell.com>
2159 * configure.ac: For in-tree ld, do a plain version check to
2160 determine whether comdat groups are supported.
2161 * configure: Regenerate.
2163 2009-08-28 Olivier Hainque <hainque@adacore.com>
2165 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
2166 always defined. Reflect definition or absence of such for
2167 COLLECT_EXPORT_LIST. Readability helper.
2168 (scanfilter): New enum, to help control what symbols
2169 are to be considered or ignored by scan_prog_file.
2170 (enum pass): Rename as "scanpass", moved together with scanfilter
2171 prior to scan_prog_file's prototype.
2172 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
2173 Group prototype with the scanpass/scanfilter definitions, factorize
2174 head comments for the several implementations at the prototype.
2175 (main): Reorganize the first pass link control to let AIX
2176 drag only the needed frame tables in executables. Prevent
2177 frame tables collection during the scan aimed at static ctors.
2178 Pre-link and scan for frame tables later to compensate.
2179 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
2180 A C statement to issue assembly directives that create a reference
2181 to the given DWARF table identifier label from the current function
2183 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2184 to differentiate first time section entry. Only emit a .data
2185 tables start identifier label the first time around.
2186 (switch_to_frame_table_section): New function. Helper for
2187 output_call_frame_info to switch possibly BACK into the eh_frame
2188 or the debug_frame section depending on FOR_EH.
2189 (output_call_frame_info): Use helper to first enter the proper
2191 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2192 emit a link to the frame table start label from each function
2194 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2195 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2196 * config/rs6000/rs6000-protos.h: Declare it.
2197 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2199 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2201 * config/sh/sh.c (split_branches): Check the result of
2204 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2206 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2207 using -pthread -fopenmp
2209 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2211 * doc/service.texi (service directory): Update URL.
2213 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2215 PR rtl-optimization/40861
2216 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2217 extract word from a multi-word subreg for negative byte positions.
2219 2009-08-27 Tristan Gingold <gingold@adacore.com>
2220 Douglas B Rupp <rupp@gnat.com>
2222 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2223 (SECTION_VMS_OVERLAY): Define.
2224 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2226 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2228 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2229 common_object declarations.
2230 (ia64_section_type_flags): Set section flag for common_object.
2231 * config/ia64/ia64-protos.h
2232 (ia64_vms_output_aligned_decl_common): Declare.
2233 (ia64_vms_elf_asm_named_section): Declare.
2235 2009-08-27 Michael Matz <matz@suse.de>
2237 * expr.c (expand_expr_real_2): New function taking exploded
2238 unary or binary expression, split out from ...
2239 (expand_expr_real_1): ... here. Move over all unary/binary
2240 switch parts to above function, in particular these codes:
2241 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2242 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2243 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2244 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2245 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2246 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2247 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2248 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2249 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2250 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2251 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2252 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2253 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2254 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2255 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2256 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2257 VEC_PACK_FIX_TRUNC_EXPR.
2258 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2261 2009-08-27 Richard Guenther <rguenther@suse.de>
2263 * gengtype.c (main): Handle uint64_t.
2264 * ipa-utils.c (get_base_var): Indent properly.
2265 * tree-ssa-live.c (debug_scope_block): New function.
2266 * tree-flow.h (debug_scope_block): Declare.
2267 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2268 * basic-block.h (enum profile_status): Rename to
2269 enum profile_status_d.
2270 (x_profile_status): Adjust type.
2272 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2275 * dwarf2out.c (get_context_die): Declare this static function.
2276 (gen_type_die_with_usage): Make sure a DIE is a generated for
2277 the context of a typedef.
2279 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2281 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2284 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2286 * config/mips/mips-protos.h (mips_output_sync): Declare.
2287 (mips_sync_loop_insns): Likewise.
2288 (mips_output_sync_loop): Replace first two parameters with an rtx.
2289 * config/mips/mips.c (mips_multi_member): New structure.
2290 (mips_multi_members): New variable.
2291 (mips_multi_start): New function.
2292 (mips_multi_add): Likewise.
2293 (mips_multi_add_insn): Likewise.
2294 (mips_multi_add_label): Likewise.
2295 (mips_multi_last_index): Likewise.
2296 (mips_multi_copy_insn): Likewise.
2297 (mips_multi_set_operand): Likewise.
2298 (mips_multi_write): Likewise.
2299 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2300 (mips_init_print_operand_punct): Update accordingly.
2301 (mips_start_ll_sc_sync_block): New function.
2302 (mips_end_ll_sc_sync_block): Likewise.
2303 (mips_output_sync): Likewise.
2304 (mips_sync_insn1_template): Likewise.
2305 (mips_sync_insn2_template): Likewise.
2306 (mips_get_sync_operand): Likewise.
2307 (mips_process_sync_loop): Likewise.
2308 (mips_output_sync_loop): Use mips_process_sync_loop.
2309 (mips_sync_loop_insns): New function.
2310 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2311 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2312 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2313 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2314 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2315 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2316 (MIPS_SYNC_OLD_OP_12): Likewise.
2317 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2318 (MIPS_SYNC_NEW_OP_12): Likewise.
2319 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2320 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2321 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2322 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2323 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2324 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2325 * config/mips/mips.md (sync_mem): New attribute.
2326 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2327 (sync_exclusive_mask, sync_required_oldval): Likewise.
2328 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2329 (sync_release_barrier): Likewise.
2330 (length): Handle sync loops.
2331 (sync): Use mips_output_sync.
2332 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2333 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2334 and use mips_output_sync_loop.
2335 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2336 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2337 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2338 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2339 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2340 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2341 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2342 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2343 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2345 2009-08-26 Richard Guenther <rguenther@suse.de>
2348 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2349 the types to not match.
2350 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2352 * tree-ssa.c (useless_type_conversion_p): Conversions to
2353 pointers to unprototyped functions are useless.
2355 2009-08-26 Richard Guenther <rguenther@suse.de>
2357 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2358 whole-program condition, prepare to be called for non-globals.
2359 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2360 params build a representative with known type and track its fields.
2362 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2364 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2365 clearing by a taken branch.
2366 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2367 effectively after bbro pass.
2368 (sync_nand<mode>): Ditto.
2369 (sync_old_<fetchop_name><mode>): Ditto.
2370 (sync_old_nand<mode>): Ditto.
2371 (sync_new_<fetchop_name><mode>): Dito.
2372 (sync_new_nand<mode>): Ditto.
2373 (sync_compare_and_swap<mode>_1): Ditto.
2374 (*sync_compare_and_swap<mode>): Ditto.
2375 (sync_lock_test_and_set<mode>_1): Ditto.
2376 ("sync_lock_test_and_set<mode>): Ditto.
2378 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2380 * hwint.h (HOST_LONG_FORMAT): New macro
2381 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2382 Use HOST_PTR_PRINTF.
2383 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2384 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2385 (HOST_PTR_PRINTF): Document.
2387 2009-08-25 Jan Hubicka <jh@suse.cz>
2389 * config/i386/bmmintrin.h: Replace by #error.
2392 Michael Meissner <michael.meissner@amd.com>
2393 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2394 Tony Linthicum <tony.linthicum@amd.com>
2396 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2397 (TARGET_ROUND): New macro for the round/ptest instructions which
2398 are shared between SSE4.1 and SSE5.
2399 (OPTION_MASK_ISA_ROUND): Ditto.
2400 (OPTION_ISA_ROUND): Ditto.
2401 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2402 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2404 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2405 (-mfused-madd): New switch to give users control over whether the
2406 compiler optimizes to use the multiply/add SSE5 instructions.
2408 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2409 (ix86_handle_option): Turn off 3dnow if -msse5.
2410 (override_options): Add SSE5 support.
2411 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2413 (ix86_expand_sse_movcc): Add SSE5 support.
2414 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2415 vector type to the next largest size.
2416 (ix86_expand_sse5_pack): New function to use pperm to pack a
2417 vector type to the next smallest size.
2418 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2419 (IX86_BUILTIN_FMADDSD): Ditto.
2420 (IX86_BUILTIN_FMADDPS): Ditto.
2421 (IX86_BUILTIN_FMADDPD): Ditto.
2422 (IX86_BUILTIN_FMSUBSS): Ditto.
2423 (IX86_BUILTIN_FMSUBSD): Ditto.
2424 (IX86_BUILTIN_FMSUBPS): Ditto.
2425 (IX86_BUILTIN_FMSUBPD): Ditto.
2426 (IX86_BUILTIN_FNMADDSS): Ditto.
2427 (IX86_BUILTIN_FNMADDSD): Ditto.
2428 (IX86_BUILTIN_FNMADDPS): Ditto.
2429 (IX86_BUILTIN_FNMADDPD): Ditto.
2430 (IX86_BUILTIN_FNMSUBSS): Ditto.
2431 (IX86_BUILTIN_FNMSUBSD): Ditto.
2432 (IX86_BUILTIN_FNMSUBPS): Ditto.
2433 (IX86_BUILTIN_FNMSUBPD): Ditto.
2434 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2435 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2436 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2437 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2438 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2439 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2440 (IX86_BUILTIN_PPERM): Ditto.
2441 (IX86_BUILTIN_PERMPS): Ditto.
2442 (IX86_BUILTIN_PERMPD): Ditto.
2443 (IX86_BUILTIN_PMACSSWW): Ditto.
2444 (IX86_BUILTIN_PMACSWW): Ditto.
2445 (IX86_BUILTIN_PMACSSWD): Ditto.
2446 (IX86_BUILTIN_PMACSWD): Ditto.
2447 (IX86_BUILTIN_PMACSSDD): Ditto.
2448 (IX86_BUILTIN_PMACSDD): Ditto.
2449 (IX86_BUILTIN_PMACSSDQL): Ditto.
2450 (IX86_BUILTIN_PMACSSDQH): Ditto.
2451 (IX86_BUILTIN_PMACSDQL): Ditto.
2452 (IX86_BUILTIN_PMACSDQH): Ditto.
2453 (IX86_BUILTIN_PMADCSSWD): Ditto.
2454 (IX86_BUILTIN_PMADCSWD): Ditto.
2455 (IX86_BUILTIN_PHADDBW): Ditto.
2456 (IX86_BUILTIN_PHADDBD): Ditto.
2457 (IX86_BUILTIN_PHADDBQ): Ditto.
2458 (IX86_BUILTIN_PHADDWD): Ditto.
2459 (IX86_BUILTIN_PHADDWQ): Ditto.
2460 (IX86_BUILTIN_PHADDDQ): Ditto.
2461 (IX86_BUILTIN_PHADDUBW): Ditto.
2462 (IX86_BUILTIN_PHADDUBD): Ditto.
2463 (IX86_BUILTIN_PHADDUBQ): Ditto.
2464 (IX86_BUILTIN_PHADDUWD): Ditto.
2465 (IX86_BUILTIN_PHADDUWQ): Ditto.
2466 (IX86_BUILTIN_PHADDUDQ): Ditto.
2467 (IX86_BUILTIN_PHSUBBW): Ditto.
2468 (IX86_BUILTIN_PHSUBWD): Ditto.
2469 (IX86_BUILTIN_PHSUBDQ): Ditto.
2470 (IX86_BUILTIN_PROTB): Ditto.
2471 (IX86_BUILTIN_PROTW): Ditto.
2472 (IX86_BUILTIN_PROTD): Ditto.
2473 (IX86_BUILTIN_PROTQ): Ditto.
2474 (IX86_BUILTIN_PROTB_IMM): Ditto.
2475 (IX86_BUILTIN_PROTW_IMM): Ditto.
2476 (IX86_BUILTIN_PROTD_IMM): Ditto.
2477 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2478 (IX86_BUILTIN_PSHLB): Ditto.
2479 (IX86_BUILTIN_PSHLW): Ditto.
2480 (IX86_BUILTIN_PSHLD): Ditto.
2481 (IX86_BUILTIN_PSHLQ): Ditto.
2482 (IX86_BUILTIN_PSHAB): Ditto.
2483 (IX86_BUILTIN_PSHAW): Ditto.
2484 (IX86_BUILTIN_PSHAD): Ditto.
2485 (IX86_BUILTIN_PSHAQ): Ditto.
2486 (IX86_BUILTIN_FRCZSS): Ditto.
2487 (IX86_BUILTIN_FRCZSD): Ditto.
2488 (IX86_BUILTIN_FRCZPS): Ditto.
2489 (IX86_BUILTIN_FRCZPD): Ditto.
2490 (IX86_BUILTIN_CVTPH2PS): Ditto.
2491 (IX86_BUILTIN_CVTPS2PH): Ditto.
2492 (IX86_BUILTIN_COMEQSS): Ditto.
2493 (IX86_BUILTIN_COMNESS): Ditto.
2494 (IX86_BUILTIN_COMLTSS): Ditto.
2495 (IX86_BUILTIN_COMLESS): Ditto.
2496 (IX86_BUILTIN_COMGTSS): Ditto.
2497 (IX86_BUILTIN_COMGESS): Ditto.
2498 (IX86_BUILTIN_COMUEQSS): Ditto.
2499 (IX86_BUILTIN_COMUNESS): Ditto.
2500 (IX86_BUILTIN_COMULTSS): Ditto.
2501 (IX86_BUILTIN_COMULESS): Ditto.
2502 (IX86_BUILTIN_COMUGTSS): Ditto.
2503 (IX86_BUILTIN_COMUGESS): Ditto.
2504 (IX86_BUILTIN_COMORDSS): Ditto.
2505 (IX86_BUILTIN_COMUNORDSS): Ditto.
2506 (IX86_BUILTIN_COMFALSESS): Ditto.
2507 (IX86_BUILTIN_COMTRUESS): Ditto.
2508 (IX86_BUILTIN_COMEQSD): Ditto.
2509 (IX86_BUILTIN_COMNESD): Ditto.
2510 (IX86_BUILTIN_COMLTSD): Ditto.
2511 (IX86_BUILTIN_COMLESD): Ditto.
2512 (IX86_BUILTIN_COMGTSD): Ditto.
2513 (IX86_BUILTIN_COMGESD): Ditto.
2514 (IX86_BUILTIN_COMUEQSD): Ditto.
2515 (IX86_BUILTIN_COMUNESD): Ditto.
2516 (IX86_BUILTIN_COMULTSD): Ditto.
2517 (IX86_BUILTIN_COMULESD): Ditto.
2518 (IX86_BUILTIN_COMUGTSD): Ditto.
2519 (IX86_BUILTIN_COMUGESD): Ditto.
2520 (IX86_BUILTIN_COMORDSD): Ditto.
2521 (IX86_BUILTIN_COMUNORDSD): Ditto.
2522 (IX86_BUILTIN_COMFALSESD): Ditto.
2523 (IX86_BUILTIN_COMTRUESD): Ditto.
2524 (IX86_BUILTIN_COMEQPS): Ditto.
2525 (IX86_BUILTIN_COMNEPS): Ditto.
2526 (IX86_BUILTIN_COMLTPS): Ditto.
2527 (IX86_BUILTIN_COMLEPS): Ditto.
2528 (IX86_BUILTIN_COMGTPS): Ditto.
2529 (IX86_BUILTIN_COMGEPS): Ditto.
2530 (IX86_BUILTIN_COMUEQPS): Ditto.
2531 (IX86_BUILTIN_COMUNEPS): Ditto.
2532 (IX86_BUILTIN_COMULTPS): Ditto.
2533 (IX86_BUILTIN_COMULEPS): Ditto.
2534 (IX86_BUILTIN_COMUGTPS): Ditto.
2535 (IX86_BUILTIN_COMUGEPS): Ditto.
2536 (IX86_BUILTIN_COMORDPS): Ditto.
2537 (IX86_BUILTIN_COMUNORDPS): Ditto.
2538 (IX86_BUILTIN_COMFALSEPS): Ditto.
2539 (IX86_BUILTIN_COMTRUEPS): Ditto.
2540 (IX86_BUILTIN_COMEQPD): Ditto.
2541 (IX86_BUILTIN_COMNEPD): Ditto.
2542 (IX86_BUILTIN_COMLTPD): Ditto.
2543 (IX86_BUILTIN_COMLEPD): Ditto.
2544 (IX86_BUILTIN_COMGTPD): Ditto.
2545 (IX86_BUILTIN_COMGEPD): Ditto.
2546 (IX86_BUILTIN_COMUEQPD): Ditto.
2547 (IX86_BUILTIN_COMUNEPD): Ditto.
2548 (IX86_BUILTIN_COMULTPD): Ditto.
2549 (IX86_BUILTIN_COMULEPD): Ditto.
2550 (IX86_BUILTIN_COMUGTPD): Ditto.
2551 (IX86_BUILTIN_COMUGEPD): Ditto.
2552 (IX86_BUILTIN_COMORDPD): Ditto.
2553 (IX86_BUILTIN_COMUNORDPD): Ditto.
2554 (IX86_BUILTIN_COMFALSEPD): Ditto.
2555 (IX86_BUILTIN_COMTRUEPD): Ditto.
2556 (IX86_BUILTIN_PCOMEQUB): Ditto.
2557 (IX86_BUILTIN_PCOMNEUB): Ditto.
2558 (IX86_BUILTIN_PCOMLTUB): Ditto.
2559 (IX86_BUILTIN_PCOMLEUB): Ditto.
2560 (IX86_BUILTIN_PCOMGTUB): Ditto.
2561 (IX86_BUILTIN_PCOMGEUB): Ditto.
2562 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2563 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2564 (IX86_BUILTIN_PCOMEQUW): Ditto.
2565 (IX86_BUILTIN_PCOMNEUW): Ditto.
2566 (IX86_BUILTIN_PCOMLTUW): Ditto.
2567 (IX86_BUILTIN_PCOMLEUW): Ditto.
2568 (IX86_BUILTIN_PCOMGTUW): Ditto.
2569 (IX86_BUILTIN_PCOMGEUW): Ditto.
2570 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2571 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2572 (IX86_BUILTIN_PCOMEQUD): Ditto.
2573 (IX86_BUILTIN_PCOMNEUD): Ditto.
2574 (IX86_BUILTIN_PCOMLTUD): Ditto.
2575 (IX86_BUILTIN_PCOMLEUD): Ditto.
2576 (IX86_BUILTIN_PCOMGTUD): Ditto.
2577 (IX86_BUILTIN_PCOMGEUD): Ditto.
2578 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2579 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2580 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2581 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2582 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2583 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2584 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2585 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2586 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2587 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2588 (IX86_BUILTIN_PCOMEQB): Ditto.
2589 (IX86_BUILTIN_PCOMNEB): Ditto.
2590 (IX86_BUILTIN_PCOMLTB): Ditto.
2591 (IX86_BUILTIN_PCOMLEB): Ditto.
2592 (IX86_BUILTIN_PCOMGTB): Ditto.
2593 (IX86_BUILTIN_PCOMGEB): Ditto.
2594 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2595 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2596 (IX86_BUILTIN_PCOMEQW): Ditto.
2597 (IX86_BUILTIN_PCOMNEW): Ditto.
2598 (IX86_BUILTIN_PCOMLTW): Ditto.
2599 (IX86_BUILTIN_PCOMLEW): Ditto.
2600 (IX86_BUILTIN_PCOMGTW): Ditto.
2601 (IX86_BUILTIN_PCOMGEW): Ditto.
2602 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2603 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2604 (IX86_BUILTIN_PCOMEQD): Ditto.
2605 (IX86_BUILTIN_PCOMNED): Ditto.
2606 (IX86_BUILTIN_PCOMLTD): Ditto.
2607 (IX86_BUILTIN_PCOMLED): Ditto.
2608 (IX86_BUILTIN_PCOMGTD): Ditto.
2609 (IX86_BUILTIN_PCOMGED): Ditto.
2610 (IX86_BUILTIN_PCOMFALSED): Ditto.
2611 (IX86_BUILTIN_PCOMTRUED): Ditto.
2612 (IX86_BUILTIN_PCOMEQQ): Ditto.
2613 (IX86_BUILTIN_PCOMNEQ): Ditto.
2614 (IX86_BUILTIN_PCOMLTQ): Ditto.
2615 (IX86_BUILTIN_PCOMLEQ): Ditto.
2616 (IX86_BUILTIN_PCOMGTQ): Ditto.
2617 (IX86_BUILTIN_PCOMGEQ): Ditto.
2618 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2619 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2620 (enum multi_arg_type): New enum for describing the various SSE5
2621 intrinsic argument types.
2622 (bdesc_multi_arg): New table for SSE5 intrinsics.
2623 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2624 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2626 (ix86_expand_builtin): Add SSE5 intrinsic support.
2627 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2628 operand instructions.
2629 (ix86_expand_sse5_multiple_memory): New function to split the
2630 second memory reference from SSE5 instructions.
2631 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2632 (ix86_return_pops_args): Use stdarg_p to determine if the function
2633 has variable arguments.
2634 (ix86_setup_incoming_varargs): Ditto.
2635 (x86_this_parameter): Ditto.
2637 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2639 (ix86_expand_sse5_pack): Ditto.
2640 (ix86_sse5_valid_op_p): Ditto.
2641 (ix86_expand_sse5_multiple_memory): Ditto.
2643 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2644 constant for SSE5 support.
2645 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2646 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2647 (UNSPEC_SSE5_PERMUTE): Ditto.
2648 (UNSPEC_SSE5_ASHIFT): Ditto.
2649 (UNSPEC_SSE5_LSHIFT): Ditto.
2650 (UNSPEC_FRCZ): Ditto.
2651 (UNSPEC_CVTPH2PS): Ditto.
2652 (UNSPEC_CVTPS2PH): Ditto.
2653 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2655 (COM_FALSE_S): Ditto.
2656 (COM_FALSE_P): Ditto.
2657 (COM_TRUE_S): Ditto.
2658 (COM_TRUE_P): Ditto.
2659 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2660 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2662 (memory attribute): Ditto.
2663 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2664 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2665 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2666 (floor<mode>2): Ditto.
2667 (ceil<mode>2): Ditto.
2668 (btrunc<mode>2): Ditto.
2669 (nearbyintdf2): Ditto.
2670 (nearbyintsf2): Ditto.
2671 (sse_setccsf): Disable if SSE5.
2672 (sse_setccdf): Ditto.
2673 (sse5_setcc<mode>): New support for SSE5 conditional move.
2674 (sse5_pcmov_<mode>): Ditto.
2676 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2678 (SSEMODEF2P): Ditto.
2679 (ssemodesuffixf4): New mode attribute for SSE5.
2680 (ssemodesuffixf2s): Ditto.
2681 (ssemodesuffixf2c): Ditto.
2682 (sserotatemax): Ditto.
2683 (ssescalarmode): Ditto.
2684 (sse_maskcmpv4sf3): Disable if SSE5.
2685 (sse_maskcmpv2df3): Ditto.
2686 (sse_vmmaskcmpv4sf3): Ditto.
2687 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2688 (sse5_vmfmadd<mode>4): Ditto.
2689 (sse5_fmsub<mode>4): Ditto.
2690 (sse5_vmfmsub<mode>4): Ditto.
2691 (sse5_fnmadd<mode>4): Ditto.
2692 (sse5_vmfnmadd<mode>4): Ditto.
2693 (sse5_fnmsub<mode>4): Ditto.
2694 (sse5_vmfnmsub<mode>4): Ditto.
2695 (sse5i_fmadd<mode>4): Ditto.
2696 (sse5i_fmsub<mode>4): Ditto.
2697 (sse5i_fnmadd<mode>4): Ditto.
2698 (sse5i_fnmsub<mode>4): Ditto.
2699 (sse5i_vmfmadd<mode>4): Ditto.
2700 (sse5i_vmfmsub<mode>4): Ditto.
2701 (sse5i_vmfnmadd<mode>4): Ditto.
2702 (sse5i_vmfnmsub<mode>4): Ditto.
2703 (mulv16qi3): Add SSE5 support.
2705 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2706 (sse2_mulv4si3): Disable if SSE5.
2707 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2708 (sse4_1_roundps): Ditto.
2709 (sse4_1_roundsd): Ditto.
2710 (sse4_1_roundss): Ditto.
2711 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2713 (sse_maskcmpsf3): Ditto.
2714 (sse_vmmaskcmpv4sf3): Ditto.
2715 (sse2_maskcmpv2df3): Ditto.
2716 (sse2_maskcmpdf3): Ditto.
2717 (sse2_vmmaskcmpv2df3): Ditto.
2718 (sse2_eq<mode>3): Ditto.
2719 (sse2_gt<mode>3): Ditto.
2720 (sse5_pcmov_<mode>): Add SSE5 support.
2721 (vec_unpacku_hi_v16qi): Ditto.
2722 (vec_unpacks_hi_v16qi): Ditto.
2723 (vec_unpacku_lo_v16qi): Ditto.
2724 (vec_unpacks_lo_v16qi): Ditto.
2725 (vec_unpacku_hi_v8hi): Ditto.
2726 (vec_unpacks_hi_v8hi): Ditto.
2727 (vec_unpacku_lo_v8hi): Ditto.
2728 (vec_unpacks_lo_v8hi): Ditto.
2729 (vec_unpacku_hi_v4si): Ditto.
2730 (vec_unpacks_hi_v4si): Ditto.
2731 (vec_unpacku_lo_v4si): Ditto.
2732 (vec_unpacks_lo_v4si): Ditto.
2733 (sse5_pmacsww): New SSE5 intrinsic insn.
2734 (sse5_pmacssww): Ditto.
2735 (sse5_pmacsdd): Ditto.
2736 (sse5_pmacssdd): Ditto.
2737 (sse5_pmacssdql): Ditto.
2738 (sse5_pmacssdqh): Ditto.
2739 (sse5_pmacsdqh): Ditto.
2740 (sse5_pmacsswd): Ditto.
2741 (sse5_pmacswd): Ditto.
2742 (sse5_pmadcsswd): Ditto.
2743 (sse5_pmadcswd): Ditto.
2744 (sse5_pcmov_<move>): Conditional move support on SSE5.
2745 (sse5_phaddbw): New SSE5 intrinsic insn.
2746 (sse5_phaddbd): Ditto.
2747 (sse5_phaddbq): Ditto.
2748 (sse5_phaddwd): Ditto.
2749 (sse5_phaddwq): Ditto.
2750 (sse5_phadddq): Ditto.
2751 (sse5_phaddubw): Ditto.
2752 (sse5_phaddubd): Ditto.
2753 (sse5_phaddubq): Ditto.
2754 (sse5_phadduwd): Ditto.
2755 (sse5_phadduwq): Ditto.
2756 (sse5_phaddudq): Ditto.
2757 (sse5_phsubbw): Ditto.
2758 (sse5_phsubwd): Ditto.
2759 (sse5_phsubdq): Ditto.
2760 (sse5_pperm): Ditto.
2761 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2762 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2763 (sse5_pperm_sign_v8hi_v4si): Ditto.
2764 (sse5_pperm_zero_v8hi_v4si): Ditto.
2765 (sse5_pperm_sign_v4si_v2di): Ditto.
2766 (sse5_pperm_sign_v4si_v2di): Ditto.
2767 (sse5_pperm_pack_v2di_v4si): Ditto.
2768 (sse5_pperm_pack_v4si_v8hi): Ditto.
2769 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2770 (sse5_perm<mode>): New SSE5 intrinsic insn.
2771 (rotl<mode>3): Ditto.
2772 (sse5_rotl<mode>3): Ditto.
2773 (sse5_ashl<mode>3): Ditto.
2774 (sse5_lshl<mode>3): Ditto.
2775 (sse5_frcz<mode>2): Ditto.
2776 (sse5s_frcz<mode>2): Ditto.
2777 (sse5_cvtph2ps): Ditto.
2778 (sse5_cvtps2ph): Ditto.
2779 (sse5_vmmaskcmp<mode>3): Ditto.
2780 (sse5_com_tf<mode>3): Ditto.
2781 (sse5_maskcmp<mode>3): Ditto.
2782 (sse5_maskcmp_uns<mode>3): Ditto.
2783 (sse5_maskcmp_uns2<mode>3): Ditto.
2784 (sse5_pcom_tf<mode>3): Ditto.
2786 * config/i386/predicates.md (sse5_comparison_float_operator):
2787 New predicate to match the comparison operators supported by
2788 the SSE5 com instruction.
2789 (ix86_comparison_int_operator): New predicate to match just the
2790 signed int comparisons.
2791 (ix86_comparison_uns_operator): New predicate to match just the
2792 unsigned int comparisons.
2794 * doc/invoke.texi (-msse5): Add documentation.
2795 (-mfused-madd): Ditto.
2797 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2799 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2801 (x86_64-*-*): Ditto.
2803 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2805 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2806 intrinisics for SSE5.
2808 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2811 * config/i386/mmintrin-common.h: New file, to contain common
2812 instructions between SSE4.1 and SSE5.
2814 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2815 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2816 (gen_regparm_prefix): Ditto.
2818 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2819 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2820 prototype_p to determine if a function is prototyped.
2822 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2824 * c-common.c (c_common_reswords) add the alignof keyword,
2825 with same RID as __alignof and __alignof__
2827 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2829 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2830 * hooks.c (hook_bool_const_int_const_int_true): New function.
2831 * target.h (struct gcc_target): Add can_eliminate field.
2832 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2833 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2834 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2835 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2836 (elim_table): Revise comment.
2837 * system.h (CAN_ELIMINATE): Poison.
2838 * defaults.h (CAN_ELIMINATE): Remove.
2839 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2841 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2842 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2844 (alpha_vms_can_eliminate): Declare as static, change return type to
2846 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2848 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2849 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2850 (arm_can_eliminate): New function.
2852 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2853 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2854 (avr_can_eliminate): Declare as static.
2855 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2857 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2858 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2859 (bfin_can_eliminate): New function.
2861 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2862 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2863 (crx_can_eliminate): New function.
2865 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2866 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2867 (fr30_can_eliminate): New function.
2869 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2870 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2871 (frv_can_eliminate): New function.
2873 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2874 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2875 (h8300_can_eliminate): New function.
2877 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2878 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2879 (i386_can_eliminate): Declare as static, change return type to bool.
2880 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2882 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2883 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2884 (ia64_can_eliminate): New function.
2886 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2887 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2888 (iq2000_can_eliminate): New function.
2890 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2891 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2892 (m32r_can_eliminate): New function.
2894 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2895 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2896 (m68hc11_can_eliminate): New function.
2898 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2899 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2900 (m68k_can_eliminate): New function.
2902 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2903 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2904 (mep_can_eliminate): New function.
2906 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2907 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2908 (mips_can_eliminate): New function.
2910 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2911 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2912 (rs6000_can_eliminate): New function.
2914 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2915 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2916 (s390_can_eliminate): Declare as static.
2917 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2919 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2920 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2921 (score_can_eliminate): New function.
2923 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2924 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2925 (sparc_can_eliminate): Declare as static.
2926 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2928 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2929 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2930 (xstormy16_can_eliminate): New function.
2932 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2933 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2934 (v850_can_eliminate): New function.
2936 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2938 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2939 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2940 (*movdfcc_ext[1234]): Disable for IEEE mode.
2942 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2944 * gimplify.c (prepare_gimple_addressable): New static function.
2945 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2947 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2948 manually fiddling with it.
2950 2009-08-25 Michael Matz <matz@suse.de>
2952 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2953 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2955 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2956 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2957 (do_jump): Split out code for simple binary comparisons into ...
2958 (do_jump_1): ... this, taking the individual operands and code.
2959 Change callers to helper function above accordingly.
2960 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2963 2009-08-25 Michael Matz <matz@suse.de>
2965 * expr.h (struct separate_ops, sepops): New type for passing
2966 around an exploded simple expression.
2967 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2968 Use this structure instead of expression tree.
2969 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2970 expression, only its type.
2971 (expand_vec_cond_expr): Take type and individual operands instead
2973 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2974 expand_vec_shift_expr): Change prototype accordingly.
2975 * tree-vect-stmts.c (vectorizable_condition): Change call of
2976 expand_vec_cond_expr_p to pass only type.
2977 * expr.c (do_store_flags): Change prototype and implementation
2978 to take an exploded expression.
2979 (expand_expr_real_1): New local ops initialized with details
2980 of the full expression. Use it instead of full
2981 expression in calls to do_store_flags, expand_vec_cond_expr,
2982 expand_widen_pattern_expr and expand_vec_shift_expr.
2984 2009-08-25 Michael Matz <matz@suse.de>
2986 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2987 treeop2 initialized with first three operands of the full expression.
2988 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2990 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2992 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2993 (__gthread_objc_condition_allocate): Mark arguments as unused.
2994 (__gthread_objc_condition_deallocate): Likewise.
2995 (__gthread_objc_condition_wait): Likewise.
2996 (__gthread_objc_condition_broadcast): Likewise.
2997 (__gthread_objc_condition_signal): Likewise.
2998 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2999 (__gthread_objc_thread_id): Likewise.
3001 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3004 * tree-pretty-print.c (print_call_name): Print the correct call name
3005 for procedure pointer components.
3007 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3009 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3010 default_promote_function_mode when not VMS.
3012 2009-08-24 Olivier Hainque <hainque@adacore.com>
3014 * convert.c (convert_to_integer): Don't assume an input pointer is
3015 POINTER_SIZE wide. Fetch from the type instead.
3017 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3019 * configure.ac (AC_PREREQ): Bump to 2.64.
3021 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3023 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3024 (process_command): Don't search standard_exec_prefix_1 and
3025 standard_exec_prefix_2.
3027 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3029 * config/arm/arm.c (output_return_instruction): Handle for
3032 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3034 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3036 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3038 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3039 (*arm_movdf_vfp): Likewise.
3041 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3043 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3044 (vashr<mode>3): Rename from ashr<mode>3.
3045 (vlshr<mode>3): Rename from lshr<mode>3.
3047 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3050 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3051 (check_format_info_main): Use scalar_identify_flag.
3052 (check_format_types): Check for scalar size identity if
3053 scalar_identify_flag is set.
3054 (printf_length_specs): Extend by new field.
3055 (asm_fprintf_length_specs): Likewise.
3056 (gcc_diag_length_specs): Likewise.
3057 (scanf_length_specs): Likewise.
3058 (strfmon_length_specs): Likewise.
3059 (gcc_gfc_length_specs): Likewise.
3060 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3061 (ms_printf_flag_specs): Likewise.
3062 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3064 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3067 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3068 (*call_value_pop_1): Ditto.
3069 (*sibcall_pop_1): New insn pattern.
3070 (*sibcall_value_pop_1): Ditto.
3072 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3075 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3078 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3081 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3082 (get_reg_use_in): New function.
3083 (forward_propagate_subreg): Propagate through subreg of zero_extend
3086 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3088 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3089 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3091 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3093 * configure.ac: Remove --with-datarootdir, --with-docdir,
3094 --with-htmldir switches. No need to call AC_SUBST for
3095 datarootdir, docdir, htmldir any more.
3096 * configure: Regenerate.
3097 * doc/install.texi (Configuration): Document --datarootdir,
3098 --docdir, --htmldir, --pdfdir; update documentation for
3099 --infodir, --mandir.
3100 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3103 * aclocal.m4: Regenerate.
3104 * config.in: Regenerate.
3105 * configure: Regenerate.
3107 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3108 Olivier Hainque <hainque@adacore.com>
3110 * config/ia64/ia64.c: Include libfuncs.h.
3111 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3112 (ia64_expand_call): Use reg 25 on VMS.
3113 (ia64_initialize_trampoline): Fix for VMS ABI.
3114 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3115 (ia64_function_arg): Initialize reg 25 on VMS.
3116 Fix OpenVMS ABI issues for varargs.
3117 For OpenVMS, emit the Argument Information register set in the
3118 incoming/sibcall case as well.
3119 (ia64_arg_type): New function.
3120 (ia64_function_arg_advance): Keep track of cum->words.
3121 Fix OpenVMS ABI issues for varargs.
3122 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3123 (ia64_override_options): Set flag_no_common on VMS.
3124 (ia64_init_builtins): Disable FWRITE builtin.
3125 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3126 (ia64_vms_init_libfuncs): Add decc$ routines.
3127 (ia64_vms_valid_pointer_mode): New function.
3128 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3129 (ia64_promote_function_mode): New function
3130 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3131 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3132 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3133 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3134 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3135 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3136 Suppress trailing '#' if VALUE is numeric.
3137 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3138 ia64_promote_function_mode.
3139 (TARGET_VALID_POINTER_MODE): Define.
3141 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3144 * config/rs6000/rs6000.c (rs6000_override_options): Use
3145 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3148 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3149 reporting of vector + decimal/boolean/complex error.
3151 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3153 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3154 __vector double TYPE_DECL.
3156 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3158 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3159 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3160 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
3161 to pointer to enum machine_mode. Update all callers as needed.
3163 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3165 * config/alpha/alpha.md (exception_receiver): Emit alternative
3166 GP load sequence if flag_reorder_blocks_and_partition is set.
3167 (*exception_receiver_2): Also enable when
3168 flag_reorder_blocks_and_partition is set.
3170 2009-08-20 Matt Rice <ratmice@gmail.com>
3171 Diego Novillo <dnovillo@google.com>
3173 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
3176 2009-08-20 Richard Guenther <rguenther@suse.de>
3178 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
3179 * c-tree.h (c_dup_lang_specific_decl): Remove.
3180 (struct lang_decl, struct lang_type): Move definitions ...
3181 * c-lang.h: ... here. New file.
3182 * c-decl.c: Include c-lang.h.
3183 (c_dup_lang_specific_decl): Remove.
3184 * c-typeck.c: Include c-lang.h.
3185 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3186 (c-typeck.o): Likewise.
3187 * c-config-lang.in (gtfiles): Add c-lang.h.
3188 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3191 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3193 * config/alpha/alpha.c (alpha_end_function): Do not clear
3194 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3195 this is now handled in generic code.
3197 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3199 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3200 (s390_z10_fix_long_loop_prediction): New function.
3201 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3202 (s390_reorg): Walk over the INSNs and invoke
3203 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3205 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3207 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3208 "*brx_64bit", "*brx_31bit"): New patterns.
3209 * config/s390/s390.c ('E'): New output modifier.
3211 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3212 Richard Earnshaw <richard.earnshaw@arm.com>
3214 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3215 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3217 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3219 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3221 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3222 for mode mode of operand0 when doing secondary reload for SAR.
3224 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3227 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3228 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3230 2009-08-19 Jason Merrill <jason@redhat.com>
3232 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3233 supported template depth in C++0x.
3235 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3237 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3238 free_after_compilation.
3239 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3240 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3241 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3242 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3243 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3244 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3245 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3247 2009-08-19 Ian Lance Taylor <iant@google.com>
3249 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3250 of (plus (mult (neg B) C) A).
3252 2009-08-18 Michael Matz <matz@suse.de>
3254 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3255 instead of comparing TYPE_MAIN_VARIANT for equality.
3256 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3257 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3258 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3259 * gimplify.c (goa_lhs_expr_p): Ditto and use
3260 STRIP_USELESS_TYPE_CONVERSION.
3262 2009-08-18 Michael Matz <matz@suse.de>
3264 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3265 first field in a struct.
3266 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3268 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3270 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3271 locators before emit_insn is called. Remove assert that
3273 (alpha_end_function): Clear crtl->emit structure and free insn
3274 locators if cfun->is_thunk is true.
3276 2009-08-18 Jason Merrill <jason@redhat.com>
3278 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3280 * configure.ac: Test for it.
3281 * configure, config.in: Regenerate.
3282 * doc/install.texi: Document --enable-gnu-unique-object.
3284 2009-08-18 Richard Guenther <rguenther@suse.de>
3287 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3288 pow(x,y*z) only if x is nonnegative.
3290 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3292 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3296 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3297 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3299 2009-08-17 DJ Delorie <dj@redhat.com>
3301 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3302 * config/m32c/prologue.md (epilogue_freit): New.
3304 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3305 (bank_switch_p): Likewise.
3306 (fast_interrupt_p): Likewise.
3307 (interrupt_p): Likewise.
3308 (m32c_conditional_register_usage): Round memregs size up.
3309 (need_to_save): We only need to save $a0 when we use ENTER.
3310 (interrupt_p): Check for fast_interrupt too.
3311 (bank_switch_p): New.
3312 (fast_interrupt_p): New.
3313 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3314 (m32c_emit_prolog): Support bank switching and fast interrupts.
3315 * doc/extend.texi (Function Attributes): Add bank_switch and
3318 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3320 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3321 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3323 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3325 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3326 (menu): Add IA-64/VMS Options.
3327 (IA-64/VMS Options): Likewise.
3329 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3332 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3334 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3336 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3337 (mips_pop_asm_switch): Likewise.
3338 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3340 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3341 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3342 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3343 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3344 instead of set_noreorder.
3345 (mips_output_function_prologue): Use the new functions.
3346 (mips_output_function_epilogue): Likewise.
3347 (mips_need_noat_wrapper_p): New function, split out from...
3348 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3349 Use mips_push_asm_switch and mips_pop_asm_switch.
3350 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3351 and mips_pop_asm_switch.
3352 (ASM_OUTPUT_REG_POP): Likewise.
3353 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3354 Use mips_pop_asm_switch.
3355 (mips_asm_switch): New structure.
3356 (set_noreorder, set_nomacro): Replace with...
3357 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3358 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3359 instead of set_nomacro.
3360 (fix_truncsfsi2_macro): Likewise.
3361 (cprestore): Likewise.
3362 (hazard): Use mips_noreorder instead of set_noreorder.
3363 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3365 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3367 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3368 from prev_active_insn.
3370 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3372 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3373 * config/avr/avr.c (avr_override_options): Initialize
3374 avr_current_arch variable.
3375 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3376 __AVR_HAVE_16BIT_SP__ according to the device type.
3377 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3379 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3380 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3382 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3385 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3386 generating inlined subroutine die only. We shouldn't be
3387 called for anything else.
3388 (gen_block_die): Don't generate inline subroutine debug info for
3391 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3393 * graphite-poly.c (print_pbb): Print PBB index.
3395 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3398 * graphite-interchange.c (ppl_max_for_le): Moved...
3399 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3400 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3401 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3402 * graphite-ppl.h (ppl_max_for_le): Declared.
3404 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3406 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3407 supported on all platforms.
3408 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3409 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3410 * c-pragma.c: Likewise.
3411 * target-def.h (TARGET_INITIALIZER): Remove
3412 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3413 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3415 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3417 * config/ia64/fde-vms.c: New file.
3418 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3419 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3420 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3421 (uw_frame_state_for): Only register a personality routine if it is
3422 known to be compatible with our expectations.
3423 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3424 Declare unw_table_entry stack variable and
3425 mod all calls to _Unwind_FindTableEntry to add arg.
3426 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3427 (_Unwind_FindTableEntry): Add arg to prototype.
3429 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3431 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3432 field 'signal_pfs_loc'.
3433 (uw_frame_state_for): Remove duplicate code dealing with leaf
3434 procedures without unwind info.
3435 If in the frame after unwinding through a signal handler, restore
3436 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3437 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3438 'pfs_loc' to the AR.PFS location in the signal context; instead
3439 set 'signal_pfs_loc'.
3440 Manually generate the unwind info for the AR.PFS register.
3441 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3442 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3443 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3444 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3445 instead set 'signal_pfs_loc'.
3446 Remove code preventing the AR.PFS register from being restored
3447 from the signal context.
3449 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3450 Tristan Gingold <gingold@adacore.com>
3452 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3453 * config/ia64/t-vms: New file.
3454 * config/ia64/vms64.h: New file.
3455 * config/ia64/vms.h: New file.
3456 * config/ia64/vms-crtinit.asm: New file.
3457 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3458 * config/ia64/vms-unwind.h: New file.
3460 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3462 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3465 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3468 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3470 * real.h (do_mpc_arg2): ... here.
3471 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3474 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3476 * final.c (add_debug_prefix_map): Don't use GC memory for
3477 old_prefix and new_prefix.
3479 2009-08-14 Richard Guenther <rguenther@suse.de>
3481 * ipa-prop.c (compute_complex_pass_through): If we cannot
3482 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3484 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3486 * c-lex.c (c_lex_with_flags): Increase size of local variable
3487 to avoid memory clobber.
3489 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3492 * config/i386/i386.c (ix86_fp_comparison_strategy):
3493 Only enable/disable sahf at function granularity.
3495 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3497 PR rtl-optimization/41064
3498 * reload1.c (reload_as_needed): Don't call extract_insn
3499 for known invalid replacements after calling
3500 validate_replace_rtx_group and verify_changes.
3502 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3506 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3507 ix86_expand_fp_vcond.
3508 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3509 Assert that operation is supported by ix86_expand_int_vcond.
3510 (vcondu<SSEMODE124C8:mode>): Ditto.
3512 2009-08-13 DJ Delorie <dj@redhat.com>
3514 * config/i386/djgpp-stdint.h: New.
3515 * config.gcc (djgpp): Use it.
3517 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3519 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3520 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3522 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3524 * tree-ssa-loop-prefetch.c
3525 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3526 for long-stride pruning.
3527 (compute_miss_rate): New function to compute the probability
3528 that two memory references access different cache lines.
3530 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3532 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3534 2009-08-13 Richard Guenther <rguenther@suse.de>
3537 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3538 use the constant pointer type.
3539 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3540 of CV qualifiers on the target pointer type.
3541 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3542 conversion check before restrict check.
3544 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3547 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3549 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3551 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3553 2009-08-12 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/41011
3556 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3557 and reference constructing.
3559 2009-08-12 Xinliang David Li <davidxl@google.com>
3561 PR tree-optimization/41012
3562 * tree-flow.h : New external interface.
3563 * gimple-low.c (check_call_arg): Change to public function.
3564 Remove argument mismatch check in lowering.
3565 * tree-inline.h (tree_can_inline_p): Interface change.
3566 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3568 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3569 Call change to tree_can_inline_p function.
3570 (cgraph_decide_inlining_incrementally): Ditto.
3572 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3574 PR tree-optimization/41031
3575 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3576 on the partition variable rather than promote_mode on the source
3577 type. Assert that the partition variable's type has the same
3578 mode as the source value's.
3580 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3582 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3583 for for_return == 2.
3584 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3586 * calls.c (expand_call): Fix typo.
3587 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3589 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3591 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3592 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3593 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3594 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3596 2009-08-12 Andrew Haley <aph@redhat.com>
3598 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3600 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3603 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3605 2009-08-12 Richard Guenther <rguenther@suse.de>
3607 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3608 * gimplify.c (gimplify_modify_expr): Do not use
3609 lang_hooks.types_compatible_p.
3610 * tree-ssa.c (useless_type_conversion_p): For aggregates
3611 just return false if the canonical types differ.
3613 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3616 * sese.c (convert_for_phi_arg): New.
3617 (add_guard_exit_phis): Use convert_for_phi_arg.
3619 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3621 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3622 unknown subscript upper bounds.
3624 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3625 Pranav Garg <pranav.garg2107@gmail.com>
3627 * graphite-interchange.c (gather_access_strides): Removed.
3628 (ppl_max_for_le): New.
3629 (build_linearized_memory_access): New.
3630 (memory_stride_in_loop): New.
3631 (pbb_interchange_profitable_p): Reimplemented.
3632 * graphite-ppl.h (ppl_new_id_map): New.
3633 (ppl_interchange): New.
3635 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3637 * graphite-interchange.c (compute_subscript): Removed.
3638 (compute_array_size_cstr): Removed.
3639 (compute_array_size_poly): Removed.
3640 (compute_array_size): Removed.
3641 (gather_access_strides_poly): Removed.
3642 (gather_access_strides): Empty.
3644 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3646 * graphite-dependences.c (dependence_polyhedron_1): Replace
3647 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3648 (graphite_legal_transform_dr): Same.
3649 (graphite_carried_dependence_level_k): Same.
3650 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3651 Initialize PDR_NB_SUBSCRIPTS.
3652 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3654 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3655 (PDR_NB_SUBSCRIPTS): New.
3656 (pdr_nb_subscripts): Removed.
3657 (pdr_dim): Simplified.
3658 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3659 with PDR_NB_SUBSCRIPTS.
3661 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3663 * graphite-interchange.c (compute_array_size): Remove use of
3665 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3666 Do not initialize PDR_DATA_CONTAINER.
3667 (print_pdr): Do not print PDR_DATA_CONTAINER.
3668 * graphite-poly.h (struct poly_dr): Remove data_container field.
3669 (PDR_DATA_CONTAINER): Removed.
3670 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3672 (build_poly_dr): Same.
3674 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3675 Sebastian Pop <sebastian.pop@amd.com>
3677 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3678 copy of the dependence polyhedron. Free the temporary objects.
3679 (graphite_carried_dependence_level_k): Free unused objects before
3682 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3683 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3684 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3685 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3686 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3688 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3690 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3691 Early return without analyzing the data dependences if no
3692 transform has been done. Call restore_scattering if the transform
3694 (graphite-interchange.c): Same.
3695 * graphite-poly.c (print_scattering_function): Test for
3697 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3698 (apply_poly_transforms): Do not gcc_assert that
3699 the transform is legal.
3700 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3701 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3702 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3703 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3704 * graphite-poly.h (struct poly_scattering): New.
3705 (struct poly_bb): Add original, transformed, and saved fields.
3706 Remove transformed_scattering, original_scattering,
3707 nb_local_variables and nb_scattering_transform fields.
3708 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3709 (poly_scattering_new): New.
3710 (poly_scattering_free): New.
3711 (poly_scattering_copy): New.
3712 (store_scattering_pbb): New.
3713 (store_scattering): New.
3714 (restore_scattering_pbb): New.
3715 (restore_scattering): New.
3716 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3717 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3719 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3721 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3724 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3726 * Makefile.in (graphite.o): Depends on PREDICT_H.
3727 * graphite.c: Include predict.h.
3728 (graphite_finalize): Call tree_estimate_probability.
3729 * predict.c (predict_loops): Do not call scev_initialize and
3731 (tree_estimate_probability_bb): New.
3732 (tree_estimate_probability): Do not initialize loops: move that
3733 code to the driver. Call tree_estimate_probability_bb.
3734 (tree_estimate_probability_driver): New.
3735 (pass_profile): Use tree_estimate_probability_driver.
3736 * predict.h (tree_estimate_probability): Declared.
3738 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3740 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3741 * graphite-dependences.c (graphite_legal_transform): Add time to
3742 TV_GRAPHITE_DATA_DEPS.
3743 (dependency_between_pbbs_p): Same.
3744 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3746 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3748 PR rtl-optimization/41033
3749 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3750 aliasing is disabled.
3752 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3754 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3755 si_mask_operand, and_load_operand, low_bitmask_operand,
3756 and_reg_operand, and_operand): New predicates.
3757 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3758 * config/mips/mips.c (and_operands_ok): New function.
3759 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3760 * config/mips/mips.md (move_type): Add ext_ins and logical.
3761 (type): Handle them.
3762 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3763 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3764 shift_shift. Remove commutative constraint modifier.
3765 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3767 (*clear_upper32_dext): Remove define_insn_and_split.
3768 (*clear_upper32): Turn this define_insn_and_split ...
3769 (splitter for ANDing register with 0xffff_ffff): .. into this.
3771 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3773 * combine.c (try_widen_shift_mode): Factor out code to check if an
3774 integer constant is a low-order bitmask from here ...
3775 * rtlanal.c (low_bitmask_len): ... to here.
3776 * rtl.h (low_bitmask_len): Declare.
3778 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3781 * config/alpha/alpha.md (addsi3): Remove expander.
3782 (addsi3): Rename from *addsi3_internal insn pattern.
3783 (subsi3): Remove expander.
3784 (subsi3): Rename from *subsi3_internal insn pattern.
3786 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3788 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3791 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3792 Eric Botcazou <botcazou@adacore.com>
3793 Douglas B Rupp <rupp@gnat.com>
3795 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3796 that records that fit in 64 bits are returned by immediate value,
3797 as required by OpenVMS Calling Standard.
3798 (function_value): Adjust for above modification.
3799 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3800 virtual_incoming_args_rtx as base object, not next_arg.
3801 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3803 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3805 * reload.c (find_reloads_subreg_address): Check the original
3806 req_equiv_mem address to detect the case where an address is
3807 not valid in the outer mode.
3809 2009-08-11 Richard Guenther <rguenther@suse.de>
3812 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3814 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3816 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3817 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3819 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3820 Douglas B Rupp <rupp@gnat.com>
3822 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3823 PT_STACK when frame_pointer_needed on OpenVMS.
3824 (alpha_pv_save_size, alpha_using_fp): Remove.
3825 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3826 with proper processing for PT_NULL.
3827 (alpha_vms_initial_elimination_offset): New function. Support for
3828 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3829 (alpha_sa_size): Force procedure type to PT_STACK when
3830 frame_pointer_needed on OpenVMS.
3831 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3832 (alpha_using_fp): Likewise.
3833 (alpha_vms_can_eliminate): Add prototype.
3834 (alpha_vms_initial_elimination_offset): Likewise.
3835 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3836 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3838 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3839 Douglas B Rupp <rupp@gnat.com>
3841 * config/alpha/alpha.c (common_object_handler): New function.
3842 (vms_attribute_table): Declare a single attribute "common_object".
3843 (vms_output_aligned_decl_common): New global function.
3844 (SECTION_VMS_OVERLAY): Delete.
3845 (SECTION_VMS_GLOBAL): Likewise.
3846 (SECTION_VMS_INITIALIZE): Likewise.
3847 (vms_asm_named_section): Remove support for above flags.
3848 (vms_section_type_flags): Delete.
3849 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3850 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3851 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3852 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3854 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3857 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3858 (sub_ddmmss): Likewise.
3860 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3863 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3866 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3869 * reload1.c (reload_as_needed): Use cancel_changes to completely
3870 undo a failed replacement attempt.
3872 2009-08-10 Richard Guenther <rguenther@suse.de>
3875 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3876 (useless_type_conversion_p): ... here. Require pointer targets
3879 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3882 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3883 loose the original type of the statement list.
3885 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3887 * config/alpha/alpha.c: Include libfuncs.h
3888 (avms_asm_output_extern): New function.
3889 (alpha_init_libfuncs): Init some decc libfuncs.
3890 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3891 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3892 (DO_CRTL_NAMES): Define.
3894 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3895 (LONG_TYPE_SIZE): Define.
3896 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3897 (SUBTARGET_SWITCHES): Define malloc64 switch.
3898 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3899 (MASK_RETURN_ADDR): Define.
3900 doc/invoke.texi (mmalloc64): Document switch.
3902 2009-08-09 Olivier Hainque <hainque@adacore.com>
3903 Douglas B Rupp <rupp@gnat.com>
3905 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3906 uses_condition_handler.
3907 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3908 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3909 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3910 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3911 (code_for_builtin): New insn codes for the new alpha_builtins.
3912 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3913 (alpha_sa_size): Account for uses_condition_handler.
3914 (alpha_expand_prologue): Likewise.
3915 (alpha_start_function): Likewise.
3916 (alpha_expand_epilogue): Likewise.
3917 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3918 establish/revert expanders.
3919 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3920 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3921 New expander, resorting to the alpha.c associated function.
3922 (builtin_revert_vms_condition_handler): Likewise.
3923 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3924 __gcc_shell_handler, the static VMS condition handler used as
3925 an indirection wrapper to the current dynamically established
3927 * config/alpha/vms-unwind.h: Complete rewrite.
3928 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3929 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3931 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3932 Douglas B Rupp <rupp@gnat.com>
3934 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3935 (alpha_need_linkage): Handle aliases. Return function symbol.
3936 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3937 Use ultimate alias target for the linkage name.
3938 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3939 by alpha_need_linkage for the function symbol.
3940 (setmemdi): Likewise.
3942 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3944 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3945 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3946 (ASM_WEAKEN_LABEL): Define.
3947 (CRT_CALL_STATIC_FUNCTION): Define.
3948 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3949 (ENDFILE_SPEC): Define.
3950 (INIT_SECTION_ASM_OP): Define.
3951 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3952 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3954 (MULTILIB_OSDIRNAMES): Define.
3955 (shlib_version): Define.
3956 (SHLIB_EXT): Define.
3957 (SHLIB_OBJS): Define.
3958 (SHLIB_NAME): Define.
3959 (SHLIB_MULTILIB): Define.
3960 (SHLIB_INSTALL): Define.
3961 (SHLIB_SYMVEC): Define.
3962 (SHLIB_SYMVECX2): Define.
3963 (SHLIB_LINK): Define.
3965 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3967 * config/alpha/alpha.c (alpha_initialize_trampoline):
3968 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3969 (alpha_start_function): Emit transfer address on nested functions
3970 for VMS trampoline call.
3971 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3972 since no longer used.
3973 * config/alpha/vms-tramp.asm: Remove.
3974 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3975 since now only data initialized at runtime.
3977 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3979 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3980 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3981 (MD_EXEC_PREFIX): Remove, no longer used.
3982 (MD_STARTFILE_PREFIX): Likewise.
3983 (INCLUDE_DEFAULTS): Likewise.
3984 * config/alpha/t-vms:
3985 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3987 2009-08-09 Richard Guenther <rguenther@suse.de>
3989 PR tree-optimization/41016
3990 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3991 (operand_precision): Remove.
3992 (integral_operand_p): Likewise.
3993 (recognize_single_bit_test): Adjust.
3995 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3997 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3998 operation overflows. Likewise non-cast unary arithmetic.
3999 If one arm of a conditional expression is always taken,
4000 inhibit evaluation warnings for the other arm. Likewise inhibit
4001 evaluation warnings for the second && or || operand if the first
4002 operand is enough to determine the result.
4003 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4005 (build_binary_op): Prevent duplicate evaluation warnings.
4007 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4009 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4010 and destination have different modes, Use promote_mode to
4011 determine the signedness of the conversion. Assert that the
4012 promoted source mode matches the destination mode. Don't pass
4013 the destination and destination mode to expand_expr if the source
4014 mode is different. Simplify conversion logic.
4016 2009-08-09 Ira Rosen <irar@il.ibm.com>
4018 PR tree-optimization/41008
4019 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4020 from condition only in case it's a comparison. Adjust checks.
4022 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4024 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4025 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4026 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4027 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4028 (dump_cand): Handle them.
4029 (struct iv_cand): New members COST_STEP and AINC_USE.
4030 (stmt_after_increment): Likewise.
4031 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4032 callers changed. Use gimple_uid comparison instead of scanning.
4033 (add_candidate_1): When looking for identical candidates, take
4034 AINC_USE into account. Set it for new candidates.
4035 (force_expr_to_var_cost): Cast target_spill_cost to int.
4036 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4037 All callers changed. Check for availability of autoinc addressing
4038 modes, both in general for a given mode, and in the specific use case.
4039 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4041 (get_computation_cost): Likewise.
4042 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4043 add_autoinc_candidates): New static functions.
4044 (add_candidate): Call add_autoinc_candidates for candidates based on
4046 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4047 (determine_use_iv_cost_address): If we have an autoinc candidate at
4048 the matching use, verify autoinc is possible and subtract the cost
4049 of the candidate's step from the cost.
4050 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4051 member of the candidate.
4052 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4053 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4055 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4057 * config.build (ia64-hp-*vms*): New target.
4058 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4060 * config.gcc (ia64-hp-*vms*): New target.
4061 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4063 * config.host (ia64-hp-*vms*): New target.
4064 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4067 2009-08-08 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/40991
4070 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4072 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4074 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4075 mode check. Do truncations in an integer mode.
4076 (force_to_mode): Handle subregs for all mode types. Only do
4077 arithmetic simplifications on integer modes.
4079 2009-08-07 Richard Guenther <rguenther@suse.de>
4081 PR tree-optimization/40999
4082 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4083 (maybe_fold_reference): Lookup constant initializers.
4084 (fold_gimple_assign): Likewise.
4086 2009-08-07 Richard Guenther <rguenther@suse.de>
4088 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4089 that require structural equality defer to the langhook.
4091 2009-08-07 Martin Jambor <mjambor@suse.cz>
4093 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4095 (struct ipa_pass_through_data): New type.
4096 (struct ipa_ancestor_jf_data): New type.
4097 (union jump_func_value): Removed field formal_id, added fields
4098 pass_through and ancestor.
4099 (struct ipa_param_call_note): Changed type of formal_id to int from
4101 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4102 operations jump functions and ancestor jump functions.
4103 (compute_complex_pass_through): New function.
4104 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4105 reflect changes in the jump function strucutre.
4106 (update_jump_functions_after_inlining): Ignore complex pass-through
4107 and ancestor jump functions.
4108 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4109 polynomial pass-through with operation jump functions.
4111 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4113 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4114 fde->dw_fde_begin as begin label instead of hot/cold label.
4115 Use LLSDAC label instead of LLSDA for second section lsda.
4116 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4117 label instead of LLSDA if it is true.
4118 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4120 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4121 SECTION argument. Use it as index into crtl->eh.call_site_record
4123 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4124 use it to determine how to print table entries instead of using
4125 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4126 label instead of normal begin label as base.
4127 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4128 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4129 ensure no EH range spans between sections and that landing pads
4130 are always in the corresponding section.
4131 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4132 for crtl->eh.call_site_record being an array rather than scalar.
4133 (output_one_function_exception_table): New function, copied
4134 from output_function_exception_table. Adjust
4135 dw2_size_of_call_site_table, dw2_output_call_site_table
4136 callers. For SECOND section use *C suffixed labels.
4137 (output_function_exception_table): Call
4138 output_one_function_exception_table and, when doing hot/cold
4139 partitioning, also another time for the second section.
4140 * opts.c: Include except.h.
4141 (decode_options): Allow -freorder-blocks-and-partition with
4142 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4143 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4144 * function.h (struct rtl_eh): Change call_site_record from
4145 scalar into array of 2 elements.
4147 2009-08-07 Martin Jambor <mjambor@suse.cz>
4149 * ipa-prop.c (count_formal_params_1): New function.
4150 (ipa_get_vector_of_formal_parms): New function.
4151 (get_vector_of_formal_parm_types): New function.
4152 (ipa_modify_formal_parameters): New function.
4153 (ipa_modify_call_arguments): New function.
4154 (index_in_adjustments_multiple_times_p): New function.
4155 (ipa_combine_adjustments): New function.
4156 (ipa_dump_param_adjustments): New function.
4157 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4158 (ipa_get_vector_of_formal_parms): Declare.
4159 (ipa_modify_formal_parameters): Declare.
4160 (ipa_modify_call_arguments): Declare.
4161 (ipa_combine_adjustments): Declare.
4162 (ipa_dump_param_adjustments): Declare.
4163 (build_ref_for_offset): Declare.
4164 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
4165 * tree-sra.c: Include ipa-prop.c.
4166 (build_ref_for_offset): Make public.
4168 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
4170 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
4172 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
4174 * gcc/doc/extend.texi (__builtin_extract_return_address)
4175 (__builtin_frob_return_address): Document.
4177 2009-08-06 Paul Brook <paul@codesourcery.com>
4179 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
4180 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
4181 implementation on ARMv6-M.
4183 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4185 * doc/extend.texi (pcs): Document new attribute for ARM.
4187 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4189 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4192 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4194 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4197 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4199 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4201 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4203 Merge ARM/hard_vfp_branch to trunk.
4205 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4207 * arm.c (libcall_eq): New function.
4208 (libcall_hash): New function.
4209 (add_libcall): New function.
4210 (arm_libcall_uses_aapcs_base): New function.
4211 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4212 libcalls using the base PCS.
4213 (arm_init_cumulative_args): Likewise.
4215 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4217 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4218 Use base ABI for conversion libfuncs between HFmode and SFmode.
4220 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4222 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4223 V4SImode as representatives of all 64-bit and 128-bit vector
4224 types. Allow vector types without vector modes.
4225 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4226 without vector modes like BLKmode.
4227 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4228 BLKmode. Avoid unsupported vector modes or TImode moves for
4230 (aapcs_vfp_allocate_return_reg): Likewise.
4231 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4232 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4234 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4236 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4237 (arm_get_pcs_model): Pass attribute arguments to
4238 arm_pcs_from_attribute.
4239 (arm_init_cumulative_args): Use base AAPCS for conversions from
4240 floating-point types to DImode.
4241 (arm_attribute_table): Add pcs attribute.
4242 (arm_handle_pcs_attribute): New.
4243 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4244 conversions from floating-point types to DImode, also declare them
4245 to use base AAPCS and declare functions they call to use base
4246 AAPCS and their RTABI names.
4248 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4250 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4251 -mfloat-abi=hard not being supported for VFP.
4253 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4255 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4256 SYMBOL_REF to hard_libcall_value.
4258 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4259 Richard Earnshaw <rearnsha@arm.com>
4261 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4262 has been put on the stack, all remaining co-processory arguments for
4263 that co-processor also go on the stack.
4265 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4267 * config/arm/arm.c (arm_return_in_memory): Handle returning
4268 vectors of suitable size in registers also for AAPCS case.
4270 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4272 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4274 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4276 ARM Hard-VFP calling convention
4277 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4278 * target.h (gcc_target): Add libcall_value to table of call hooks.
4279 * targhooks.h (default_libcall_value): Default implementation.
4280 * targhooks.c (default_libcall_value): Likewise.
4281 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4282 * optabs.c (expand_unop): Use it.
4283 * expr.h (hard_libcall_value): Pass the function RTX through.
4284 * calls.c (emit_library_call_value_1): Update call to
4286 * explow.c (hard_libcall_value): Use new target hook.
4287 * testsuite/lib/target-supports.exp
4288 (check_effective_target_arm_hard_vfp_ok): New hook.
4289 (check_effective_target_arm_neon_ok): Improve test for neon
4291 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4292 * config/arm/arm.c: Include cgraph.h
4293 (TARGET_FUNCTION_VALUE): Override default hook.
4294 (arm_pcs_default): New variable.
4295 (arm_override_options): Don't fault hard calling convention with VFP.
4296 Add support for AAPCS variants.
4297 (arm_function_value): Make static. Handle AAPCS variants.
4298 (arm_libcall_value): New function.
4299 (arm_apply_result_size): Handle VFP registers in results.
4300 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4302 (pcs_attribute_args): New variable.
4303 (arm_pcs_from_attribute): New function.
4304 (arm_get_pcs_model): New function.
4305 (aapcs_vfp_cum_init): New function.
4306 (aapcs_vfp_sub_candidate): New function.
4307 (aapcs_vfp_is_return_candidate): New function.
4308 (aapcs_vfp_is_call_candidate): New function.
4309 (aapcs_vfp_allocate): New function.
4310 (aapcs_vfp_allocate_return_reg): New function.
4311 (aapcs_vfp_advance): New function.
4312 (aapcs_cp_arg_layout): New variable.
4313 (aapcs_select_call_coproc): New function.
4314 (aapcs_select_return_coproc): New function.
4315 (aapcs_allocate_return_reg): New function.
4316 (aapcs_libcall_value): New function.
4317 (aapcs_layout_arg): New function.
4318 (arm_init_cumulative_args): Initialize AAPCS args data.
4319 (arm_function_arg): Handle AAPCS variants using new interface.
4320 (arm_arg_parital_bytes): Likewise.
4321 (arm_function_arg_advance): New function.
4322 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4323 calling conventions.
4324 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4325 * arm.h (NUM_VFP_ARG_REGS): Define.
4326 (LIBCALL_VALUE): Update.
4327 (FUNCTION_VALUE): Delete.
4328 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4329 (arm_pcs): New enum.
4330 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4331 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4332 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4333 * arm-protos.h (arm_function_arg_advance): Add.
4334 (aapcs_libcall_value): Add.
4335 (arm_function_value): Delete.
4337 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4338 H.J. Lu <hongjiu.lu@intel.com>
4341 * config/i386/i386.c (standard_sse_mode_p): Remove.
4342 (standard_sse_constant_p): Return 2 for integer mode
4343 vector_all_ones_operand when SSE2 is enabled.
4344 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4345 (ix86_expand_vector_move): Do not check for negative values from
4346 standard_sse_constant_p.
4348 2009-08-06 Richard Guenther <rguenther@suse.de>
4350 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4351 array type comparisons frontend independent.
4352 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4354 out array reference lower bound and element size operands.
4355 (ao_ref_init_from_vn_reference): Properly compute the offset
4356 for ARRAY_RANGE_REF.
4357 (vn_reference_fold_indirect): Fill out array reference lower
4358 bound and element size operands.
4359 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4360 a non gimple valued reference operand which can happen for
4361 array reference lower bound or element size.
4362 (create_component_ref_by_pieces_1): Properly generate the
4363 element size operand for array references.
4365 2009-08-06 Richard Guenther <rguenther@suse.de>
4367 PR tree-optimization/40964
4368 * tree.c (iterative_hash_host_wide_int): Export.
4369 * tree.h (iterative_hash_host_wide_int): Declare.
4370 * tree-ssa-structalias.c (heapvar_map): New struct.
4371 (heapvar_map_eq): New function.
4372 (heapvar_map_hash): Likewise.
4373 (heapvar_lookup): Adjust.
4374 (heapvar_insert): Likewise.
4375 (make_constraint_from_heapvar): Allow multiple heap variables
4376 per decl at different offsets.
4377 (init_alias_heapvars): Adjust.
4379 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4381 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4382 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4383 trailing sync if TARGET_SYNC_AFTER_SC.
4385 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4387 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4388 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4389 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4390 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4391 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4392 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4393 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4394 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4395 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4396 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4397 the prototype declaration match the definition.
4398 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4399 instructions explicitly. Add barrier_before and operands
4401 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4402 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4403 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4404 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4405 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4406 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4408 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4410 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4412 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4413 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4416 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4419 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4421 PR rtl-optimization/40924
4422 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4423 make sure canon_rtx (mem_address) isn't simpler than
4424 canon_rtx (expanded_mem_address).
4426 2009-08-05 Li Feng <nemokingdom@gmail.com>
4428 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4430 (build_scop_drs): Build alias set for each SCoP.
4432 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4434 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4435 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4436 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4437 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4438 (BASE_DRIVER_SELF_SPECS): Likewise.
4440 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4442 * tree-ssa-alias.c: Fix some comment typos.
4444 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4446 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4447 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4449 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4452 * simplify-rtx.c (simplify_binary_operation_1): Disable
4453 simplifications for decimal float operations.
4455 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4458 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4459 operand of INDIRECT_REF.
4461 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4463 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4464 constants referencing TLS symbols.
4466 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4468 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4469 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4471 2009-08-03 Richard Guenther <rguenther@suse.de>
4473 * tree.c (make_vector_type): Build a main variant first,
4474 get the canonical one and then build the variant.
4475 * tree-ssa.c (useless_type_conversion_p_1): Handle
4477 (useless_type_conversion_p): Conversions to pointers to
4478 incomplete record types are useless.
4480 2009-08-03 Richard Guenther <rguenther@suse.de>
4482 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4483 file will be created.
4484 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4485 * toplev.c (compile_file): Adjust comment.
4487 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4489 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4490 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4491 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4492 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4493 (sh_promote_function_mode): Fix typo.
4495 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4497 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4499 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4501 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4502 declaration arguments.
4504 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4507 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4508 (ix86_split_ashl): Ditto.
4509 (ix86_expand_vector_init_one_nonzero): Ditto.
4510 (ix86_expand_vector_set): Ditto.
4511 (ix86_expand_reduc_v4sf): Ditto.
4513 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4515 * explow.c (promote_function_mode): Remove assert.
4516 * config/sh/sh.c (sh_promote_function_mode): Declare.
4518 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4520 * config/pa/pa.c (pa_promote_function_mode): Declare.
4521 Change to static. Fix promote_mode call.
4523 * gthr-dce.h (CONST_CAST2): Define if not defined.
4524 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4526 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4528 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4530 * expr.c (store_constructor): Use promote_decl_mode. Remove
4531 now write-only variable unsignedp.
4532 (expand_expr_real_1): Use promote_decl_mode.
4533 * expr.h (promote_function_mode, promote_decl_mode): New.
4534 (promote_mode): Remove last argument.
4535 * function.c (assign_temp): Drop last argument of promote_mode.
4536 (assign_parm_find_data_types): Use promote_function_mode.
4537 (assign_parm_setup_reg): Likewise.
4538 (expand_function_end): Use promote_function_mode.
4539 * calls.c (initialize_argument_information): Use promote_function_mode.
4540 (precompute_arguments): Use promote_mode instead of checking if
4541 only PROMOTE_FUNCTION_MODE is defined.
4542 (expand_call): When making sibcall decisions, use promote_function_mode.
4543 Below, remove an if for targetm.calls.promote_function_return and
4544 and use promote_function_mode.
4545 (emit_library_call_value_1): Use promote_function_mode, fix bug
4546 where promote_mode was passed FOR_CALL == 0 for a return value in an
4548 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4549 * explow.c (promote_function_mode, promote_decl_mode): New.
4550 (promote_mode): Keep only the FOR_CALL == 0 case.
4551 * combine.c (setup_incoming_promotion): Remove test of
4552 promote_function_args. Use promote_function_mode.
4553 * stmt.c (expand_value_return): Use promote_decl_mode.
4554 (expand_decl): Use promote_decl_mode.
4556 * expr.c (store_constructor): Use promote_decl_mode. Remove
4557 now write-only variable unsignedp.
4558 (expand_expr_real_1): Use promote_decl_mode.
4559 * expr.h (promote_function_mode, promote_decl_mode): New.
4560 (promote_mode): Remove last argument.
4561 * function.c (assign_temp): Drop last argument of promote_mode.
4562 (assign_parm_find_data_types): Use promote_function_mode.
4563 (assign_parm_setup_reg): Likewise.
4564 (expand_function_end): Use promote_function_mode.
4565 * calls.c (initialize_argument_information): Use promote_function_mode.
4566 (precompute_arguments): Use promote_mode instead of checking if
4567 only PROMOTE_FUNCTION_MODE is defined.
4568 (expand_call): When making sibcall decisions, use promote_function_mode.
4569 Below, remove an if for targetm.calls.promote_function_return and
4570 and use promote_function_mode.
4571 (emit_library_call_value_1): Use promote_function_mode, fix bug
4572 where promote_mode was passed FOR_CALL == 0 for a return value in an
4574 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4575 * explow.c (promote_function_mode, promote_decl_mode): New.
4576 (promote_mode): Keep only the FOR_CALL == 0 case.
4577 * combine.c (setup_incoming_promotion): Remove test of
4578 promote_function_args. Use promote_function_mode.
4579 * stmt.c (expand_value_return): Use promote_decl_mode.
4580 (expand_decl): Use promote_decl_mode.
4582 * explow.c (promote_function_mode): Just call the target hook.
4583 * targhooks.c (default_promote_function_mode,
4584 default_promote_function_mode_always_promote): New.
4585 * targhooks.h (default_promote_function_mode,
4586 default_promote_function_mode_always_promote): Declare.
4587 * target.h (promote_function_args, promote_function_return): Remove.
4588 (promote_function_mode): New.
4589 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4590 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4591 (TARGET_PROMOTE_FUNCTION_MODE): New.
4592 (TARGET_CALLS): Adjust.
4593 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4594 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4596 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4597 * config/s390/s390.c (s390_promote_function_mode): ... here,
4598 with pointer handling.
4599 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4600 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4602 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4603 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4604 with pointer handling.
4605 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4606 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4608 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4609 * config/sh/sh.c (sh_promote_function_mode): New.
4610 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4611 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4613 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4614 * config/cris/cris.c (cris_promote_function_mode): ... here.
4615 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4616 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4618 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4619 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4620 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4621 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4623 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4624 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4625 complex type handling.
4626 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4627 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4629 * config/pa/pa.c (pa_promote_function_mode): New.
4630 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4631 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4633 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4634 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4635 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4636 * config/xtensa/xtensa.c: Likewise.
4637 * config/stormy16/stormy16.c: Likewise.
4638 * config/iq2000/iq2000.c: Likewise.
4639 * config/rs6000/rs6000.c: Likewise.
4640 * config/picochip/picochip.c: Likewise.
4641 * config/arc/arc.c: Likewise.
4642 * config/mcore/mcore.c: Likewise.
4643 * config/score/score.c: Likewise.
4644 * config/mips/mips.c: Likewise.
4645 * config/bfin/bfin.c: Likewise.
4646 * config/ia64/ia64.c: Likewise (disabled though).
4648 * config/frv/frv.h: Remove pointless remark.
4650 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4651 TARGET_PROMOTE_FUNCTION_ARGS,
4652 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4653 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4655 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4657 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4658 -floop-parallelize-all.
4659 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4660 flag_loop_parallelize_all.
4661 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4662 * graphite.c (graphite_transform_loops): Same.
4664 * graphite-poly.c (apply_poly_transforms): Same.
4666 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4668 PR tree-optimization/40914
4669 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4670 if set, then check the delta field of the PMF record.
4671 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4672 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4673 call is stored in the delta.
4675 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4677 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4679 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4681 * config/i386/bsd.h (ASM_BYTE): New define.
4682 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4683 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4684 .byte. Use fputs or putc instead of fprintf where appropriate.
4685 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4686 fputs or putc instead of fprintf where appropriate.
4687 * config/i386/i386elf.h: Ditto.
4688 * config/i386/sysv4.h: Ditto.
4690 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4691 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4692 (*tls_global_dynamic_64): Ditto.
4694 2009-07-31 Christian Bruel <christian.bruel@st.com>
4696 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4698 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4700 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4701 Remove dead code for MINUS.
4703 2009-07-31 Anthony Green <green@moxielogic.com>
4705 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4707 (moxie_expand_epilogue): Ditto for epilogue.
4708 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4710 (moxie_function_arg): Ditto.
4711 (moxie_pass_by_reference): Ditto.
4712 (moxie_arg_partial_bytes): Ditto.
4713 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4714 (FUNCTION_ARG_ADVANCE) Ditto.
4715 (REG_PARM_STACK_SPACE) Ditto.
4716 (FUNCTION_ARG_REGNO_P) Dito.
4718 * config.gcc: Add moxie linux config support.
4719 * gcc/config/moxie/uclinux.h: New file.
4721 2009-07-31 DJ Delorie <dj@redhat.com>
4723 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4724 (UNSPECV_SP_SWITCH_E): New.
4725 (sp_switch_1): Change to an unspec.
4726 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4728 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4729 reference the new stack's address
4731 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4733 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4734 graphite-clast-to-gimple.o, graphite-dependences.o,
4735 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4736 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4737 (graphite-blocking.o,
4738 graphite-clast-to-gimple.o, graphite-dependences.o,
4739 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4740 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4741 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4742 * cfgloop.h (struct loop): Add can_be_parallel field.
4743 * common.opt (fgraphite-identity): Moved up.
4744 (fgraphite-force-parallel): New flag.
4745 * graphite.c: Rewrite.
4746 * graphite.h: Rewrite.
4747 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4749 * toplev.c (graphite_out_file): New file descriptor.
4750 (graphite_in_file): New.
4751 (process_options): flag_graphite_force_parallel cannot be used without
4753 * tree-ssa-loop.c: Include toplev.h.
4754 (gate_graphite_transforms): Enable flag_graphite for
4755 flag_graphite_force_parallel.
4757 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4759 * ChangeLog.graphite: New.
4760 * graphite-blocking.c: New.
4761 * graphite-clast-to-gimple.c: New.
4762 * graphite-clast-to-gimple.h: New.
4763 * graphite-dependences.c: New.
4764 * graphite-dependences.h: New.
4765 * graphite-interchange.c: New.
4766 * graphite-poly.c: New.
4767 * graphite-poly.h: New.
4768 * graphite-ppl.c: New.
4769 * graphite-ppl.h: New.
4770 * graphite-scop-detection.c: New.
4771 * graphite-scop-detection.h: New.
4772 * graphite-sese-to-poly.c: New.
4773 * graphite-sese-to-poly.h: New.
4777 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4779 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4780 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4782 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4784 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4785 (scev_is_linear_expression): Return false if the evolution is not
4786 affine multivariate.
4788 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4790 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4791 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4793 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4795 * tree-data-ref.c (debug_data_references): New.
4796 (debug_data_reference): New.
4797 * tree-data-ref.h (debug_data_references): Declared.
4798 (debug_data_reference): Declared.
4800 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4802 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4803 * tree-data-ref.h (scop_p): Removed.
4804 (struct data_reference): Remove field scop.
4806 (stmt_simple_memref_p): Removed.
4808 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4810 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4811 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4814 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4816 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4818 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4820 * doc/invoke.texi (-fgraphite-identity): Documented.
4822 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4824 * tree-scalar-evolution.c: Fix comment.
4825 (instantiate_scev_1): Return unknow from scev instantiation if the
4826 result is not above instantiate_below.
4828 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4830 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4831 static anymore. Instantiate the symbols that may have been introduced
4833 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4836 2009-07-30 DJ Delorie <dj@redhat.com>
4838 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4839 .vliw directive to VLIW sections.
4841 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4843 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4845 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4846 (AUTOHEADER): New variable.
4847 ($(srcdir)/cstamp-h.in): Use it.
4849 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4850 Pat Haugen <pthaugen@us.ibm.com>
4851 Revital Eres <ERES@il.ibm.com>
4853 * config/rs6000/vector.md (VEC_F): Add VSX support.
4857 (vector_load_<mode>): Ditto.
4858 (vector_store_<mode>): Ditto.
4859 (vector GPR move split): Ditto.
4860 (vec_reload_and_plus_<mptrsize>): Ditto.
4861 (vec_reload_and_reg_<mptrsize>): Ditto.
4862 (add<mode>3): Ditto.
4863 (sub<mode>3): Ditto.
4864 (mul<mode>3): Ditto.
4865 (neg<mode>2): Ditto.
4866 (abs<mode>2): Ditto.
4867 (smin<mode>3): Ditto.
4868 (smax<mode>3): Ditto.
4869 (vector_eq<mode>): Ditto.
4870 (vector_gt<mode>): Ditto.
4871 (vector_ge<mode>): Ditto.
4872 (vector_gtu<mode>): Ditto.
4873 (vector_select_<mode>_uns): Ditto.
4874 (vector_eq_<mode>_p): Ditto.
4875 (vector_gt_<mode>_p): Ditto.
4876 (vector_ge_<mode>_p): Ditto.
4877 (vector_gtu_<mode>_p): Ditto.
4878 (cr6_test_for_zero): Ditto.
4879 (cr6_test_for_zero_reverse): Ditto.
4880 (cr6_test_for_lt): Ditto.
4881 (cr6_test_for_lt_reverse): Ditto.
4882 (xor<mode>3): Ditto.
4883 (ior<mode>3): Ditto.
4884 (and<mode>3): Ditto.
4885 (one_cmpl<mode>2): Ditto.
4886 (nor<mode>2): Ditto.
4887 (andc<mode>2): Ditto.
4888 (float<VEC_int<mode>2): Ditto.
4889 (unsigned_float<VEC_int><mode>2): Ditto.
4890 (fix_trunc<mode><VEC_int>2): Ditto.
4891 (fixuns_trunc<mode><VEC_int>2): Ditto.
4893 (vec_set<mode>): Ditto.
4894 (vec_extract<mode>): Ditto.
4895 (vec_interleave_highv4sf): Ditto.
4896 (vec_interleave_lowv4sf): Ditto.
4897 (vec_realign_load_<mode>): Ditto.
4898 (vec_shl_<mode>): Ditto.
4899 (vec_shr_<mode>): Ditto.
4900 (div<mode>3): New patterns for VSX.
4901 (vec_interleave_highv2df): Ditto.
4902 (vec_interleave_lowv2df): Ditto.
4903 (vec_pack_trunc_v2df): Ditto.
4904 (vec_pack_sfix_trunc_v2df): Ditto.
4905 (vec_pack_ufix_trunc_v2df): Ditto.
4906 (vec_unpacks_hi_v4sf): Ditto.
4907 (vec_unpacks_lo_v4sf): Ditto.
4908 (vec_unpacks_float_hi_v4si): Ditto.
4909 (vec_unpacks_float_lo_v4si): Ditto.
4910 (vec_unpacku_float_hi_v4si): Ditto.
4911 (vec_unpacku_float_lo_v4si): Ditto.
4912 (movmisalign<mode>): Ditto.
4913 (vector_ceil<mode>2): New patterns for vectorizing math library.
4914 (vector_floor<mode>2): Ditto.
4915 (vector_btrunc<mode>2): Ditto.
4916 (vector_copysign<mode>3): Ditto.
4918 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4919 predicate for setting the high bit in each word, used for copysign.
4921 * config/rs6000/ppc-asm.h (f19): Whitespace.
4922 (f32-f63): Define if VSX.
4923 (v0-v31): Define if Altivec.
4924 (vs0-vs63): Define if VSX.
4926 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4928 * config/rs6000/power7.md: New file, provide tuning parameters for
4931 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4932 (rs6000_cpu_cpp_builtins): Ditto.
4933 (altivec_overloaded_builtins): Ditto.
4934 (altivec_resolve_overloaded_builtin): Ditto.
4936 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4937 debug switch to disable vectorizing simple math builtin
4940 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4941 Vectorize simple math builtin functions.
4942 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4943 hook to vectorize math builtins.
4944 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4945 (rs6000_builtin_conversion): Add VSX/power7 support.
4946 (rs6000_builtin_vec_perm): Ditto.
4947 (vsplits_constant): Add support for loading up a vector constant
4948 with just the high bit set in each part.
4949 (rs6000_expand_vector_init): Add VSX/power7 support.
4950 (rs6000_expand_vector_set): Ditto.
4951 (rs6000_expand_vector_extract): Ditto.
4952 (rs6000_emit_move): Ditto.
4953 (bdesc_3arg): Ditto.
4954 (bdesc_2arg): Ditto.
4955 (bdesc_1arg): Ditto.
4956 (rs6000_expand_ternop_builtin): Ditto.
4957 (altivec_expand_builtin): Ditto.
4958 (rs6000_expand_unop_builtin): Ditto.
4959 (rs6000_init_builtins): Ditto.
4960 (altivec_init_builtins): Ditto.
4961 (builtin_function_type): Ditto.
4962 (rs6000_common_init_builtins): Ditto.
4963 (rs6000_handle_altivec_attribute); Ditto.
4964 (rs6000_mangle_type): Ditto.
4965 (rs6000_vector_mode_supported_p): Ditto.
4966 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4969 * config/rs6000/vsx.md: New file for VSX support.
4971 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4972 identifing values with just the most significant bit set.
4973 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4974 vectorized builtins.
4976 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4977 (UNSPEC_VRFIM): Delete.
4978 (splitter for loading up vector with most significant bit): New
4979 splitter for vectorizing copysign.
4980 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4981 vectorizing simple math functions.
4982 (altivec_vrfip): Add support for vectorizing simple math functions.
4983 (altivec_vrfim): Ditto.
4984 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4986 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4987 (power7.md, vsx.md): Include for power7 support.
4988 (copysigndf3): Use VSX instructions if -mvsx.
4989 (negdf2_fpr): Ditto.
4990 (absdf2_fpr): Ditto.
4991 (nabsdf2_fpr): Ditto.
4992 (adddf3_fpr): Ditto.
4993 (subdf3_fpr): Ditto.
4994 (muldf3_fpr): Ditto.
4995 (divdf3_fpr): Ditto.
4996 (fix_truncdfdi2_fpr): Ditto.
4997 (cmpdf_internal1): Ditto.
4998 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4999 (btruncdf2, btruncdf2_fpr): Ditto.
5000 (ceildf2, ceildf2_fpr): Ditto.
5001 (floordf2, floordf2_fpr): Ditto.
5002 (floatdidf2, floatdidf2_fpr): Ditto.
5003 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5004 (fmsubdf4_fpr): Ditto.
5005 (fnmadddf4_fpr_1): Ditto.
5006 (fnmadddf4_fpr_2): Ditto.
5007 (fnmsubdf4_fpr_1): Ditto.
5008 (fnmsubdf4_fpr_2): Ditto.
5009 (fixuns_truncdfdi2): Add expander for VSX support.
5010 (fix_truncdfdi2): Ditto.
5011 (fix_truncdfsi2): Ditto.
5013 (btruncsf2): Whitespace.
5014 (movdf_hardfloat32): Add support for VSX registers.
5015 (movdf_softfloat32): Ditto.
5016 (movdf_hardfloat64): Ditto.
5017 (movdf_hardfloat64_mfpgpr): Ditto.
5018 (movdf_softfloat64): Ditto.
5019 (movti splitters): Add check for vector registers supporting
5020 TImode in the future.
5021 (bpermd): Add power7 bpermd instruction.
5023 * config/rs6000/altivec.h (vec_div): Define if VSX.
5027 (vec_nearbyint): Ditto.
5030 (all predicates): Use the generic builtin function, and not the V4SF
5031 specific function so that the predicates will work with VSX's V2DF.
5035 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5036 Document new VSX functions and types.
5038 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5041 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5042 "wa", and "j" constraints. Modify "v" to talk about Altivec
5043 instead of just vector.
5045 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5048 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5049 location for phi arguments.
5050 (rewrite_update_phi_arguments): Find locations for reaching defs.
5051 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5052 Add location to add_phi_arg calls.
5053 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5054 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5055 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5056 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5057 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5058 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5059 * tree-phinodes.c (make_phi_node): Initialize location.
5060 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5061 (add_phi_arg): Add location parameter.
5062 (remove_phi_arg_num): Move location when moving phi argument.
5063 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5065 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5066 slpeel_update_phi_nodes_for_guard1,
5067 slpeel_update_phi_nodes_for_guard2,
5068 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5069 vect_loop_versioning): Set locations.
5070 * tree-parloops.c (create_phi_for_local_result,
5071 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5072 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5073 * tree-vect-loop.c (get_initial_def_for_induction,
5074 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5076 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5077 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5078 (gimple_phi_arg_set_location): New. Set locus.
5079 (gimple_phi_arg_has_location): New. Check for locus.
5080 (redirect_edge_var_map_location): New. Return locus from var_map.
5081 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5082 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5083 combining PHI arguments.
5084 (cond_store_replacement): Set location.
5085 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5086 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5087 scop_add_exit_phis_edge): Add locations.
5088 * tree-cfgcleanup.c (remove_forwarder_block,
5089 remove_forwarder_block_with_phi): Add locations.
5090 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5091 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5093 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5094 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5095 flush_pending_stmts): Add source location.
5096 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5097 stack to preserve locations.
5098 * tree-vect-stmts.c (vectorizable_load): Add location.
5099 * tree-inline.c (copy_phis_for_bb): Copy locus.
5100 (setup_one_parameter): Add call locus to inlined parameter stmts.
5101 (initialize_inlined_parameters): Pass in call location as parameter
5103 (tree_function_versioning): Pass location to setup_one_parameter.
5104 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5105 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5106 copy and edge lists.
5107 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5108 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5109 locus parameter and override the stmt default if provided.
5110 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5111 elim_graph_add_edge, elim_graph_remove_succ_edge,
5112 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5113 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5114 eliminate_phi): Add locus info in elimination graph for each edge and
5116 (insert_backedge_copies): Copy locus if present.
5117 * tree-flow.h (struct _edge_var_map): Add locus field.
5118 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5119 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5120 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5122 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5124 2009-07-30 Martin Jambor <mjambor@suse.cz>
5126 PR tree-optimization/40570
5127 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5130 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5132 * ssa-loop-manip.c: Include langhooks.h.
5133 (rewrite_phi_with_iv): New.
5134 (rewrite_all_phi_nodes_with_iv): New.
5135 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5136 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5137 * tree-parloops.c (loop_parallel_p): Move out all conditions
5138 except dependency check.
5139 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5140 (gen_parallel_loop): Call canonicalize_loop_ivs without
5141 reduction_list argument.
5142 (build_new_reduction): New.
5143 (gather_scalar_reductions): New.
5144 (try_get_loop_niter): New.
5145 (try_create_reduction_list): New.
5146 (parallleize_loops): Change the parallel conditions check.
5147 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5148 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5150 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5152 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5154 * doc/options.texi (Option properties): Mention new quoting syntax.
5156 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5158 * config/alpha/alpha.c (alpha_start_function):
5159 Handle VMS_DEBUG_MAIN_POINTER
5160 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
5161 * doc/invoke.texi: Document -mdebug-main switch.
5163 2009-07-29 Richard Henderson <rth@redhat.com>
5165 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
5166 (cgraph_create_edge_including_clones): Likewise.
5167 * tree-inline.c (copy_bb): Operate on the correct edges
5168 when updating the callgraph.
5170 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5172 * config/alpha/vms-cc.c: Deleted.
5173 * config/alpha/vms-ld.c: Deleted.
5174 * config/alpha/t-vms64: Moved to config/vms
5175 * config/alpha/vms-crt0-64.c: Moved to config/vms
5176 * config/alpha/vms-crt0.c: Moved to config/vms
5177 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
5178 * config/alpha/vms-psxcrt0.c: Moved to config/vms
5179 * config/alpha/xm-vms.h: Moved to config/vms
5180 * config/alpha/x-vms: Moved to config/vms
5181 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5183 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5184 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5186 * config/vms/t-vms64: Moved here from config/alpha
5187 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5188 (argc,argv,envp): Enforce 32bit malloc'ing.
5189 * config/vms/vms-psxcrt0-64.c: Likewise.
5190 * config/vms/vms-crt0.c: Moved here from config/alpha.
5191 * config/vms/vms-psxcrt0.c: Likewise.
5192 * config/vms/vms-crtl-64.h: New file.
5193 * config/vms/vms-crtl.h: New file.
5194 * config/vms/vms.opt: New file.
5195 * config/vms/xm-vms64.h: New file.
5196 * config/vms/xm-vms.h: Moved here from config/alpha.
5197 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5199 * config/vms/x-vms: Moved here from config/alpha.
5200 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5201 (vms-ld.o, vms-cc.o): Removed.
5202 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5204 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5206 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5207 correct stack (obvious VMS fix).
5209 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5211 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5212 date, version info if VMS_DEBUGGING_INFO defined.
5213 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5214 size, date calculating code moved here.
5216 2009-07-29 Paul Brook <paul@codesourcery.com>
5218 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5221 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5224 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5225 to DImode when generating insq_le insn.
5227 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5229 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5230 New macro set for VMS_DEBUGGGING_INFO.
5231 (AT_string_form): Use it.
5233 2009-07-28 DJ Delorie <dj@redhat.com>
5235 * config/mep/mep.c (vtext_section): New.
5236 (vftext_section): New.
5237 (ftext_section): New.
5238 (mep_select_section): Add support for functions.
5239 (mep_unique_section): Likewise.
5240 (mep_asm_init_sections): Likewise.
5241 (mep_encode_section_info): Remove it from here.
5243 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5245 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5247 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5248 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5250 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5252 * dwarf2out.c (output_file_names): Test new macro
5253 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5254 (add_comp_dir_attribute): Likewise.
5256 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5258 * config/i386/mingw-w64.h (LINK_SPEC): Add
5259 separating space between commands.
5261 2009-07-28 Jan Hubicka <jh@suse.cz>
5263 PR tree-optimization/40759
5264 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5267 2009-07-27 DJ Delorie <dj@redhat.com>
5269 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5270 types are dword-aligned.
5271 (mep_expand_va_start): Likewise.
5273 2009-07-27 Olivier Hainque <hainque@adacore.com>
5274 Douglas B Rupp <rupp@gnat.com>
5276 * convert.c (convert_to_pointer): Don't assume the target
5277 pointer type is POINTER_SIZE long. Fetch its precision instead.
5279 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5281 * system.h (fopen): Undefine if macro.
5283 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5285 * dwarf2out.c (output_cfi_p): Removed.
5286 (output_cfis): New function.
5287 (output_fde): New function, split from output_call_frame_info.
5288 (output_call_frame_info): Use it.
5289 (dwarf2out_switch_text_section): Use output_cfis.
5291 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5293 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5294 TARGET_BI_ARCH is specified without enabling SJLJ.
5295 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5296 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5298 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5300 * arm.md (negdi2): Use DImode if forcing a value into a register.
5302 2009-07-26 Ira Rosen <irar@il.ibm.com>
5304 PR tree-optimization/40801
5305 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5306 of vector operand from the previous copy of vector statement.
5307 Pass the correct definition type value to
5308 vect_get_vec_def_for_stmt_copy().
5310 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5312 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5313 const char ** conversion.
5315 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5317 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5318 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5319 (gcc_unreachable): Invoke __builtin_unreachable() if
5320 !ENABLE_ASSERT_CHECKING.
5322 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5324 PR rtl-optimization/40445
5325 * emit-rtl.c (next_nonnote_insn_bb): New function.
5326 * rtl.h (next_nonnote_insn_bb): Declare new function.
5327 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5328 with no successors that is the successor of the ENTRY_BLOCK.
5329 Continue from the top after removing an empty fallthrough block.
5330 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5331 of next_nonnote_insn.
5333 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5335 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5337 2009-07-25 Martin Jambor <mjambor@suse.cz>
5339 * c-common.c (c_common_attribute_table): New element for noclone.
5340 (handle_noclone_attribute): New function. Forward-declare.
5341 * tree-inline.c (tree_versionable_function_p): Check for noclone
5343 * doc/extend.texi (Labels as Values): Document need for noclone.
5344 (Function Attributes): Document noclone attribute.
5346 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5348 PR rtl-optimization/34999
5349 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5350 and dw_fde_switched_cold_to_hot fields.
5351 (output_cfi_p): New function.
5352 (output_call_frame_info): If fde->dw_fde_switched_sections,
5353 output 2 FDEs instead of one with corrupted header.
5354 (dwarf2out_do_cfi_startproc): New function.
5355 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5356 and fde->dw_fde_switched_cold_to_hot.
5357 (dwarf2out_switch_text_section): Compute
5358 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5359 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5360 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5361 Otherwise, compute fde->dw_fde_switch_cfi.
5363 2009-07-24 Cary Coutant <ccoutant@google.com>
5365 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5367 2009-07-24 Cary Coutant <ccoutant@google.com>
5369 * cfghooks.c (split_block): Copy discriminator to new block.
5370 * tree-cfg.c (assign_discriminator): Check location of last
5371 instruction in block as well as first.
5373 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/linux.c: Use fputs or putc instead of fprintf
5377 * config/i386/gas.h: Ditto.
5378 * config/i386/x86-64.h: Ditto.
5379 * config/i386/att.h: Ditto.
5381 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5383 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5386 2009-07-24 Martin Jambor <mjambor@suse.cz>
5388 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5389 (ipa_push_func_to_list_1): Declare.
5390 (ipa_push_func_to_list): New function.
5392 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5393 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5394 (ipa_push_func_to_list): Removed.
5395 (ipa_pop_func_from_list): Clear node_enqueued flag.
5397 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5399 * config/s390/s390.c (override_options): Default
5400 max-unrolled-insns to 100 for z10 tuning.
5402 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5404 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5405 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5406 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5407 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5408 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5409 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5410 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5412 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5414 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5415 use default set in mingw32.h header.
5416 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5417 64-bit /mingw/include path.
5418 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5421 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5423 PR rtl-optimization/40209
5424 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5426 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5428 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5429 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5430 with the rest of string where appropriate. Use fputs or putc
5431 instead of fprintf where appropriate.
5433 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5434 Pat Haugen <pthaugen@us.ibm.com>
5435 Revital Eres <ERES@il.ibm.com>
5437 * config/rs6000/vector.md: New file. Move most of the vector
5438 expander support here from altivec.md to allow for the VSX vector
5439 unit in the future. Add support for secondary_reload patterns.
5440 Rewrite the patterns for vector comparison, and vector comparison
5441 predicate instructions so that the RTL expresses the desired
5442 behavior, instead of using unspec.
5444 * config/rs6000/constraints.md ("f" constraint): Use
5445 rs6000_constraints to hold the precalculated register class.
5446 ("d" constraint): Ditto.
5447 ("wd" constraint): New constraint for VSX.
5448 ("wf" constraint): Ditto.
5449 ("ws" constraint): Ditto.
5450 ("wa" constraint): Ditto.
5451 ("wZ" constraint): Ditto.
5452 ("j" constraint): Ditto.
5454 * config/rs6000/predicates.md (vsx_register_operand): New
5456 (vfloat_operand): New predicate for vector.md.
5457 (vint_operand): Ditto.
5458 (vlogical_operand): Ditto.
5459 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5460 (easy_vector_constant): Add VSX support.
5461 (altivec_indexed_or_indirect_operand): New predicate for
5462 recognizing Altivec style memory references with AND -16.
5464 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5465 for vector secondary reload support.
5466 (rs6000_vector_reg_class): Delete, replacing it with
5468 (rs6000_vsx_reg_class): Ditto.
5469 (rs6000_constraints): New array to hold the register classes of
5470 each of the register constraints that can vary at runtime.
5471 (builtin_mode_to_type): New static array for builtin function type
5473 (builtin_hash_table): New static hash table for builtin function
5475 (TARGET_SECONDARY_RELOAD): Define target hook.
5476 (TARGET_IRA_COVER_CLASSES): Ditto.
5477 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5478 registers are 128 bits if VSX memory reference instructions are used.
5479 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5481 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5482 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5483 Print several of the scheduling related parameters.
5484 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5485 rs6000_constraints instead of rs6000_vector_reg_class. Move
5486 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5487 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5488 Altivec. Add VSX support. Setup for secondary reload support on
5489 Altivec/VSX registers.
5490 (rs6000_override_options): Make power7 set the scheduling groups
5491 like the power5. Add support for new debug switches to override
5492 the scheduling defaults. Temporarily disable -mcpu=power7 from
5493 setting -mvsx. Add support for debug switches -malways-hint,
5494 -msched-groups, and -malign-branch-targets.
5495 (rs6000_buitlin_conversion): Add support for returning unsigned
5496 vector conversion functions to fix regressions due to stricter
5498 (rs6000_builtin_mul_widen_even): Ditto.
5499 (rs6000_builtin_mul_widen_odd): Ditto.
5500 (rs6000_builtin_vec_perm): Ditto.
5501 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5502 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5504 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5506 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5507 VSX types for bit operations. Changes to accomidate vector.md.
5508 (bdesc_2arg): Ditto.
5509 (bdesc_1arg): Ditto.
5510 (struct builtin_description_predicates): Rewrite predicate
5511 handling so that RTL describes the operation, instead of passing
5512 the instruction to be used as a string argument.
5513 (bdesc_altivec_preds): Ditto.
5514 (altivec_expand_predicate_builtin): Ditto.
5515 (altivec_expand_builtin): Ditto.
5516 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5517 statement for vsldoi support.
5518 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5519 (altivec_expand_st_builtin): Ditto.
5520 (paired_expand_builtin): Whitespace changes.
5521 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5522 builtin_mode_to_type table for secondary reload. Call
5523 builtin_function_type to build random builtin functions.
5524 (altivec_init_builtins): Change to use builtin_function_type to
5525 create builtin function types dynamically as we need them.
5526 (builtin_hash_function): New support for hashing the tree types
5527 for builtin function as we need it, rather than trying to build
5528 all of the trees that we need. Add initial preliminary VSX support.
5529 (builtin_function_type): Ditto.
5530 (builtin_function_eq): Ditto.
5531 (builtin_hash_struct): Ditto.
5532 (rs6000_init_builtins): Ditto.
5533 (rs6000_common_init_builtins): Ditto.
5534 (altivec_init_builtins): Ditto.
5535 (rs6000_common_init_builtins): Ditto.
5536 (enum reload_reg_type): New enum for simplifing reg classes.
5537 (rs6000_reload_register_type): Simplify register classes into GPR,
5538 Vector, and other registers. Altivec and VSX addresses in reload.
5539 (rs6000_secondary_reload_inner): Ditto.
5540 (rs6000_ira_cover_classes): New target hook, that returns the
5541 appropriate cover classes, based on -mvsx being used or not.
5542 (rs6000_secondary_reload_class): Add VSX support.
5543 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5544 (get_vsel_insn): Ditto.
5545 (rs6000_emit_vector_compare): Rewrite vector conditional support
5546 so that where we can, we use RTL operators, instead of blindly use
5548 (rs6000_emit_vector_select): Ditto.
5549 (rs6000_emit_vector_cond_expr): Ditto.
5550 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5551 (create_TOC_reference): Add -mdebug=addr support.
5552 (emit_frame_save): VSX loads/stores need register indexed addressing.
5554 * config/rs6000/rs6000.md: Include vector.md.
5556 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5558 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5559 support for V2DI, V2DF in logical, permute, select operations.
5561 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5562 switch for vsx/power7.
5563 (-mvsx-scalar-memory): Ditto.
5564 (-mvsx-align-128): Ditto.
5565 (-mallow-movmisalign): Ditto.
5566 (-mallow-df-permute): Ditto.
5567 (-msched-groups): Ditto.
5568 (-malways-hint): Ditto.
5569 (-malign-branch-targets): Ditto.
5571 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5573 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5574 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5575 (rs6000_vector_reg_class): Delete.
5576 (rs6000_vsx_reg_class): Ditto.
5577 (enum rs6000_reg_class_enum): New enum for the constraints that
5578 vary based on target switches.
5579 (rs6000_constraints): New array to hold the register class for all
5580 of the register constraints that vary based on the switches used.
5581 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5582 (enum rs6000_builtins): Add unsigned varients for the builtin
5583 declarations returned by target hooks for expanding multiplies,
5584 select, and permute operations. Add VSX builtins.
5585 (enum rs6000_builtin_type_index): Add entries for VSX.
5586 (V2DI_type_node): Ditto.
5587 (V2DF_type_node): Ditto.
5588 (unsigned_V2DI_type_node): Ditto.
5589 (bool_long_type_node): Ditto.
5590 (intDI_type_internal_node): Ditto.
5591 (uintDI_type_internal_node): Ditto.
5592 (double_type_internal_node): Ditto.
5594 * config/rs6000/altivec.md (whole file): Move all expanders to
5595 vector.md from altivec.md. Rename insn matching functions to be
5597 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5598 (altivec_vcmp*): Ditto.
5599 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5600 (VM): New iterator for moves that includes the VSX types.
5601 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5602 (altivec_vperm_<mode>_uns): New, for unsigned types.
5603 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5604 (altivec_eq<mode>): Ditto.
5605 (altivec_gt<mode>): Ditto.
5606 (altivec_gtu<mode>): Ditto.
5607 (altivec_eqv4sf): Ditto.
5608 (altivec_gev4sf): Ditto.
5609 (altivec_gtv4sf): Ditto.
5610 (altivec_vcmpbfp_p): Ditto.
5612 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5614 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5617 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5621 ASM_SHORT instead of .word.
5622 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5623 instead of .word in asm template.
5625 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5628 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5629 (process_bb_node_lives): Use it.
5631 * ira.c (setup_cover_and_important_classes): Don't setup
5632 ira_important_class_nums. Add cover classes to the end of
5634 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5636 (find_reg_class_closure): Use reorder_important_classes.
5638 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5640 * config/i386/i386.c (i386_ira_cover_classes): New function.
5641 (TARGET_IRA_COVER_CLASSES): Redefine.
5643 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5644 importance of order of cover classes in the array.
5646 2009-07-22 Diego Novillo <dnovillo@google.com>
5648 * tree-pass.h (TDF_EH): Define.
5649 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5650 contains TDF_EH, print the EH region number holding GS.
5651 * tree-dump.c (dump_options): Add "eh".
5652 * doc/invoke.texi: Document it.
5654 2009-07-22 Doug Kwan <dougkwan@google.com>
5656 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5658 2009-07-22 Michael Matz <matz@suse.de>
5660 PR tree-optimization/35229
5661 PR tree-optimization/39300
5663 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5664 (inhibit_phi_insertion): New function.
5665 (insert_into_preds_of_block): Call it for REFERENCEs.
5666 (init_pre): Initialize and finalize scalar evolutions.
5667 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5669 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5672 Use CONST_VECTOR_NUNITS to determine number of elements.
5674 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5676 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5677 (U, W): Constraints are now deprecated and will be removed if we
5679 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5681 ("prefetch"): Add the stcmh instruction for prefetching.
5682 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5684 (s390_short_displacement): Return always true if compiling for
5685 machines not providing the long displacement facility.
5686 (s390_mem_constraint): Support the new constraint letter Z.
5687 (s390_check_qrst_address): New function.
5689 2009-07-21 DJ Delorie <dj@redhat.com>
5691 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5694 2009-07-21 Jason Merrill <jason@redhat.com>
5696 * c-common.c (max_tinst_depth): Increase default to 1024.
5698 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5701 (vec_unpacku_float_lo_v4si): Ditto.
5703 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5706 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5707 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5708 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5709 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5711 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5713 PR tree-optimization/40813
5714 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5717 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5719 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5720 with a NOP_EXPR if needed.
5722 2009-07-21 Paul Brook <paul@codesourcery.com>
5724 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5725 Terminate debug dump with newline.
5727 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5729 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5730 Cast "1" to unsigned HOST_WIDE_INT.
5731 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5732 deposit length to the maximum length - lsb. Extend length if
5733 HOST_BITS_PER_WIDE_INT is 32.
5735 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5737 * cgraph.h (constant_pool_htab): New function.
5738 (constant_descriptor_tree): Move from varasm.c.
5739 * varasm.c (constant_pool_htab): New function.
5740 (constant_descriptor_tree): Move to cgraph.h.
5742 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5744 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5746 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5748 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5751 2009-07-20 Xinliang David Li <davidxl@google.com>
5753 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5755 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5757 * config/mips/mips.md (move_type): Add arith.
5758 (type): Handle arith.
5759 (zero_extendsidi2): Rename this into ...
5760 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5761 (zero_extendsidi2): New expander.
5762 (*zero_extendsidi2_dext): New pattern.
5764 2009-07-20 Nick Clifton <nickc@redhat.com>
5766 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5767 to set MIPS_ABI_DEFAULT.
5768 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5770 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5772 * tree-object-size.c (addr_object_size): Handle unions with
5773 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5775 PR tree-optimization/40792
5776 * tree.c (build_function_type_skip_args): Remove bogus assert.
5778 2009-07-20 Jan Hubicka <jh@suse.cz>
5779 Martin Jambor <mjambor@suse.cz>
5781 * cgraph.h (combined_args_to_skip): New field.
5782 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5783 combined_args_to_skip and args_to_skip.
5784 * tree-inline.c (update_clone_info): New function.
5785 (tree_function_versioning): Call update_clone_info.
5786 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5788 (cgraph_materialize_all_clones): More extensive dumping, working
5789 with combined_args_to_skip rather than args_to_skip.
5791 2009-07-20 Ira Rosen <irar@il.ibm.com>
5793 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5794 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5795 (get_initial_def_for_reduction): Likewise.
5796 (vectorizable_reduction): Skip the check of first operand in case
5797 of COND_EXPR. Add check that it is outer loop vectorization if
5798 nested cycle was detected. Call vectorizable_condition() for
5799 COND_EXPR. If reduction epilogue cannot be created do not fail for
5800 nested cycles (if it is not double reduction). Assert that there
5801 is only one type in the loop in case of COND_EXPR. Call
5802 vectorizable_condition() to vectorize COND_EXPR.
5803 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5804 Add parameters. Allow nested cycles if called from
5805 vectorizable_reduction(). Use reduction vector variable if provided.
5806 (vect_analyze_stmt): Call vectorizable_reduction() before
5807 vectorizable_condition().
5808 (vect_transform_stmt): Update call to vectorizable_condition().
5810 2009-07-20 Christian Bruel <christian.bruel@st.com>
5812 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5813 * doc/invoke.texi (-mfmovd): Likewise.
5814 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5816 2009-07-20 Jan Hubicka <jh@suse.cz>
5818 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5819 when handling SSA name.
5821 2009-07-19 Jan Hubicka <jh@suse.cz>
5823 PR tree-optimization/40676
5824 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5825 virtual PHIs in empty BBs.
5827 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5829 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5830 re-expanded the compound use gen_lowpart instead to convert to the
5833 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5835 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5836 OUTER_CONST arguments.
5837 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5838 the new wider mode will be masked off.
5839 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5841 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5843 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5844 high-order bits are zero.
5846 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5848 * combine.c (simplify_shift_const_1): Split code to determine
5850 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5851 new bits shifted in are identical to the old sign bit.
5853 2009-07-18 Richard Guenther <rguenther@suse.de>
5856 * gimplify.c (gimplify_call_expr): Reject code using results from
5857 functions returning void.
5859 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5861 * doc/md.texi: Document the new PowerPC "es" constraint.
5862 Document that "m" can include automodified addresses on this target,
5863 and explain how %U must be used. Extend the "Q" and "Z" documentation
5864 to suggest "es" as well as "m".
5865 * config/rs6000/constraints.md (es): New memory constraint.
5866 (Q, Z): Update strings to match new documentation.
5868 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5870 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5871 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5872 * config/rs6000/predicates.md (volatile_mem_operand): Use
5873 offsettable_nonstrict_memref_p.
5874 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5875 (*floatunssidf2_internal): Likewise.
5876 (*fix_truncdfsi2_internal): Likewise.
5877 (*fix_trunctfsi2_internal): Likewise.
5879 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5881 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5883 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5885 2009-07-17 Richard Guenther <rguenther@suse.de>
5888 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5889 (pass_warn_unused_result): Likewise.
5890 (TODO_set_props): Remove.
5891 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5893 (pass_diagnose_omp_blocks): Define.
5894 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5895 (c_gimple_diagnostics_recursively): Remove.
5896 (finish_function): Do not call it.
5897 (c_write_global_declarations): Continue after errors.
5898 Finalize the CU here.
5899 * c-gimplify.c (c_genericize): Do not gimplify here.
5900 * c-common.c (c_warn_unused_result): Move ...
5901 * tree-cfg.c (do_warn_unused_result): ... here.
5902 (run_warn_unused_result): New function.
5903 (gate_warn_unused_result): New function.
5904 (pass_warn_unused_result): New pass.
5905 * c-common.h (c_warn_unused_result): Remove.
5906 * flags.h (flag_warn_unused_result): Declare.
5907 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5908 * opts.c (flag_warn_unused_result): Initialize to false.
5909 * toplev.c (compile_file): Add comment.
5910 * omp-low.c (create_omp_child_function): Do not register
5911 the function with the frontend.
5912 (diagnose_omp_structured_block_errors): Prepare to be
5913 called as optimization pass.
5914 (gate_diagnose_omp_blocks): New function.
5915 (pass_diagnose_omp_blocks): New pass.
5916 * cgraph.h (cgraph_optimize): Remove.
5917 (cgraph_analyze_function): Likewise.
5918 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5919 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5920 before their parents here.
5921 (cgraph_finalize_function): Not here.
5922 (cgraph_analyze_function): Gimplify functions here.
5923 (cgraph_finalize_compilation_unit): Continue after errors.
5924 Optimize the callgraph from here.
5925 (cgraph_optimize): Make static.
5926 * langhooks.c (write_global_declarations): Finalize the CU.
5927 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5928 (gimplify_function_tree): Assert we gimplify only once.
5929 Set PROP_gimple_any property.
5930 * tree-nested.c (gimplify_all_functions): New function.
5931 (lower_nested_functions): Gimplify all nested functions.
5932 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5933 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5934 and pass_diagnose_omp_blocks after gimplification. Do not
5935 set TODO_set_props on all_lowering_passes.
5936 (execute_one_pass): Do not handle TODO_set_props.
5937 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5938 (gimplify.o): Add tree-pass.h dependency.
5939 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5940 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5941 (unsave_r): Likewise.
5942 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5945 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5947 * doc/service.texi (Service): Restore previously removed link,
5948 which isn't broken after all.
5950 2009-07-17 Richard Guenther <rguenther@suse.de>
5952 PR tree-optimization/40321
5953 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5954 PHI nodes to the maximal set.
5955 (make_values_for_phi): Add PHI arguments to the maximal set.
5956 (execute_pre): Dump PHI_GEN and the maximal set.
5958 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5961 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5964 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5966 * doc/extend.texi (Nested Functions): Replace broken link with
5968 * doc/service.texi (Service): Remove broken link.
5970 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5973 * builtins.c (expand_builtin_memcmp): Use loc instead of
5974 EXPR_LOCATION (exp).
5975 (expand_builtin_strncmp): Likewise.
5977 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5978 Manuel López-Ibáñez <manu@gcc.gnu.org>
5981 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5982 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5983 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5984 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5985 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5986 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5987 tree-inline.c, c-common.c, c-common.h, gimple.c,
5988 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5989 convert.c: Add location argument to fold_{unary,binary,ternary},
5990 fold_build[123], build_call_expr, build_size_arg,
5991 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5992 fold_build1_initializer, fold_build2_initializer,
5993 fold_build3_initializer, fold_build_call_array,
5994 fold_build_call_array_initializer, fold_single_bit_test,
5995 omit_one_operand, omit_two_operands, invert_truthvalue,
5996 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5997 combine_comparisons, fold_builtin_*, fold_call_expr,
5998 build_range_check, maybe_fold_offset_to_address, round_up,
6001 2009-07-16 Jason Merrill <jason@redhat.com>
6004 * c-common.c (c_common_reswords): Add __is_standard_layout
6006 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6007 * doc/implement-cxx.texi: New.
6008 * doc/gcc.texi: Include it.
6010 2009-07-16 DJ Delorie <dj@redhat.com>
6012 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6013 compares that may be indirectly affected by previous instructions.
6015 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6017 * builtins.c (do_mpc_arg2): New.
6018 (fold_builtin_2): Fold builtin cpow.
6019 * real.h (HAVE_mpc_pow): New.
6021 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6023 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6024 comparison to skip unprofitable schedule
6026 2009-07-16 Simon Baldwin <simonb@google.com>
6028 * gcc.c (option_map): New flag -no-canonical-prefixes.
6029 * (display_help): Print help text for new flag.
6030 * (process_command): Move options translation and language specifics
6031 and handle new flag early. Use it to set a function pointer to a
6032 prefix builder. Replace make_relative_prefix calls with calls to
6033 the function pointed to. Ignore new flag in regular options handling.
6034 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6036 2009-07-15 DJ Delorie <dj@redhat.com>
6038 * config/mep/mep.md (sibcall_internal): Change register to avoid
6040 (sibcall_value_internal): Likewise.
6042 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6044 PR rtl-optimization/40710
6045 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6047 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6049 * config/mips/mips.md (*extenddi_truncate<mode>,
6050 *extendsi_truncate<mode>): Change type attribute to move_type
6051 with shift_shift. Split out code handling exts from here ...
6052 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6054 (*extendhi_truncateqi): Change type attribute to move_type with
6055 shift_shift. Split out code handling exts from here ...
6056 (*extendhi_truncateqi_exts): ... to this new pattern.
6058 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6060 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6061 instead of "and" with inverted sign bit mask value. Use
6062 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6063 Allocate registers only for operand 4 and operand 5.
6065 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6068 * fold-const.c (fold_cond_expr_with_comparison): When folding
6069 < and <= to MIN, make sure the MIN uses the same type as the
6070 comparison's operands.
6072 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6074 * arm.md (ior_xor): New code iterator.
6075 (split for ior/xor with shift and zero-extend): New split pattern.
6076 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6078 2009-07-15 Richard Guenther <rguenther@suse.de>
6080 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6083 2009-07-15 Richard Guenther <rguenther@suse.de>
6086 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6088 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6090 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6091 handle 2.6.30 kernel.
6093 2009-07-15 DJ Delorie <dj@redhat.com>
6095 * config/mep/mep.md (sibcall_internal): Change register to allow
6096 for 24-bit addresses.
6097 (sibcall_value_internal): Likewise.
6099 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6101 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6102 that are enabled/disabled by the flags introduced by a previous patch.
6104 2009-07-14 DJ Delorie <dj@redhat.com>
6106 * config/mep/mep.md (sibcall_internal): Include non-toggling
6108 (sibcall_value_internal): Likewise.
6110 2009-07-14 Taras Glek <tglek@mozilla.com>
6111 Rafael Espindola <espindola@google.com>
6113 * doc/sourcebuild.texi: Document install-plugin target.
6114 * configure.ac: Added install-plugin target to language makefiles.
6115 * configure: Regenerate.
6116 * Makefile.in: (install-plugin): Install more headers,
6117 depend on lang.install-plugin.
6119 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6121 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6124 2009-07-14 DJ Delorie <dj@redhat.com>
6126 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6127 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6128 * config/mep/mep.md (sibcall_internal): Change test from
6129 mep_vliw_mode_match to mep_vliw_jmp_match.
6130 (sibcall_value_internal): Likewise.
6132 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6134 * config/i386/sse.md (copysign<mode>3): New expander.
6135 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6136 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6137 Use ix86_build_const_vector.
6138 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6139 IX86_BUILTIN_CPYSGNPD.
6140 (builtin_description): Add __builtin_ia32_copysignps and
6141 __builtin_ia32_copysignpd.
6142 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6143 and BUILT_IN_COPYSIGNF.
6145 2009-07-13 Jason Merrill <jason@redhat.com>
6147 * builtins.c (can_trust_pointer_alignment): New fn.
6148 (get_pointer_alignment): Factor it out from here.
6149 * tree.h: Declare it.
6151 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6153 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6156 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6160 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
6162 2009-07-14 Richard Guenther <rguenther@suse.de>
6163 Andrey Belevantsev <abel@ispras.ru>
6166 * cfgexpand.c (partition_stack_vars): Do not bother to update
6167 alias information when not optimizing.
6169 2009-07-14 Richard Guenther <rguenther@suse.de>
6170 Andrey Belevantsev <abel@ispras.ru>
6172 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
6173 (pt_solution_set): Likewise.
6174 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
6175 * tree-ssa-structalias.c (pt_solution_set): New function.
6176 * final.c (rest_of_clean_state): Free SSA data structures.
6177 * print-rtl.c (print_decl_name): Remove.
6178 (print_mem_expr): Implement in terms of print_generic_expr.
6179 * alias.c (ao_ref_from_mem): New function.
6180 (rtx_refs_may_alias_p): Likewise.
6181 (true_dependence): Query alias-export info.
6182 (canon_true_dependence): Likewise.
6183 (write_dependence_p): Likewise.
6184 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6186 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6187 (mem_expr_equal_p): Use operand_equal_p.
6188 (set_mem_attributes_minus_bitpos): Do not use
6189 component_ref_for_mem_expr.
6190 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6191 (update_alias_info_with_stack_vars): Likewise.
6192 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6193 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6194 explicitly nor clear stmt operands.
6195 Free the decl-to-pointer map.
6196 * tree-optimize.c (execute_free_datastructures): Do not free
6197 SSA data structures here.
6198 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6199 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6200 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6202 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6204 2009-07-13 DJ Delorie <dj@redhat.com>
6206 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6207 unrolling at the right iteration count.
6209 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6212 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6214 * haifa-sched.c (rank_for_schedule): Introduced flags to
6215 enable/disable individual scheduling heuristics.
6216 * common.opt: Introduced flags to enable/disable individual
6217 heuristics in the scheduler.
6218 * doc/invoke.texi: Introduced flags to enable/disable individual
6219 heuristics in the scheduler.
6221 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6223 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6224 config/i386/mingw-tls.c.
6225 * config/i386/mingw-tls.c: Removed.
6227 2009-07-13 Ira Rosen <irar@il.ibm.com>
6229 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6230 checks access only relevant statements.
6231 (vectorizable_reduction): Likewise.
6233 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6235 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6236 just for 32-bit case.
6238 2009-07-12 Jan Hubicka <jh@suse.cz>
6240 PR tree-optimization/40585
6241 * except.c (expand_resx_expr): When there already is resume
6242 instruction, produce linked list.
6243 (build_post_landing_pads): Assert that resume is empty.
6244 (connect_post_landing_pads): Handle resume lists.
6245 (dump_eh_tree): Dump resume list.
6247 2009-07-12 Ira Rosen <irar@il.ibm.com>
6249 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6250 with additional argument.
6251 * tree-vectorizer.h (enum vect_def_type): Add
6252 vect_double_reduction_def.
6253 (vect_is_simple_reduction): Add argument.
6254 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6256 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6257 vect_is_simple_reduction with additional argument.
6258 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6260 (reduction_code_for_scalar_code): Handle additional codes by
6261 returning ERROR_MARK for them. Fix comment and indentation.
6262 (vect_is_simple_reduction): Fix comment, add argument to specify
6263 double reduction. Detect double reduction.
6264 (get_initial_def_for_induction): Fix indentation.
6265 (get_initial_def_for_reduction): Fix comment and indentation.
6266 Handle double reduction. Create initial definitions that do not
6267 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6268 (vect_create_epilog_for_reduction): Fix comment, add argument to
6269 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6270 epilogue result extraction. Create double reduction phi node and
6271 replace relevant uses.
6272 (vectorizable_reduction): Call vect_is_simple_reduction with
6273 additional argument. Fix indentation. Update epilogue code treatment
6274 according to the changes in reduction_code_for_scalar_code. Check
6275 for double reduction. Call vect_create_epilog_for_reduction with
6276 additional argument.
6277 * tree-vect-stmts.c (process_use): Handle double reduction, update
6279 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6280 (vect_get_vec_def_for_operand): Likewise.
6282 2009-07-12 Danny Smith <dansmister@gmail.com>
6284 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6285 dllexport if !TREE_PUBLIC.
6286 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6288 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6290 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6291 (avr_extra_arch_macro) Remove declatation.
6292 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6293 (avr_extra_arch_macro) Declare as static.
6294 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6296 2009-07-11 Jan Hubicka <jh@suse.cz>
6299 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6301 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6304 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6305 cold_in_std_section bits.
6306 (dwarf2out_begin_prologue): Initialize them.
6307 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6308 if already covered by text_section or cold_text_section range.
6310 PR rtl-optimization/40667
6311 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6312 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6313 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6314 * config/i386/i386.c (ix86_minimum_alignment): New function.
6315 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6316 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6317 * emit-rtl.c (gen_reg_rtx): Likewise.
6318 * function.c (assign_parms): Likewise. If nominal_type needs
6319 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6320 rather than passed_type's alignment.
6323 * function.c (assign_parm_setup_stack): Adjust
6324 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6325 from nominal_mode on big endian.
6327 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6329 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6331 2009-07-10 DJ Delorie <dj@redhat.com>
6333 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6335 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6337 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6339 (thumb2_cbnz): Likewise.
6341 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6344 * config.gcc (supported_defaults): Add synci.
6345 (with_synci): Add validation.
6346 (all_defaults): Add synci.
6347 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6350 * config/mips/mips.opt (msynci): New option.
6351 * config/mips/mips.c (mips_override_options): Warn on use of
6352 -msynci for targets that do now support it.
6353 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6355 * gcc/doc/invoke.texi (-msynci): Document the new option.
6356 * doc/install.texi (--with-synci): Document the new option.
6358 2009-07-10 Richard Guenther <rguenther@suse.de>
6360 PR tree-optimization/40496
6361 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6362 the PHI result with a compatible type.
6364 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6368 * c.opt (Wunused-result): New.
6369 * doc/invoke.texi: Document it.
6370 * c-common.c (c_warn_unused_result): Use it.
6372 2009-07-09 DJ Delorie <dj@redhat.com>
6374 * targhooks.c (default_target_can_inline_p): Rename from
6375 default_target_option_can_inline_p.
6376 * targhooks.h (default_target_can_inline_p): Likewise.
6377 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6378 TARGET_OPTION_CAN_INLINE_P.
6379 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6380 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6381 (mep_target_can_inline_p): Rename from
6382 mep_target_option_can_inline_p.
6385 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6386 registers used to pass vectors.
6388 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6390 2009-07-09 Tom Tromey <tromey@redhat.com>
6392 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6393 * config/mmix/mmix.c: Include dwarf2.h.
6394 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6395 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6396 * config/sh/sh.c: Include dwarf2.h.
6397 * config/i386/i386.c: Include dwarf2.h.
6398 * Makefile.in (DWARF2_H): Remove 'elf'.
6399 * except.c: Include dwarf2.h.
6400 * unwind-dw2.c: Include dwarf2.h.
6401 * dwarf2out.c: Include dwarf2.h.
6402 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6403 * unwind-dw2-fde.c: Include dwarf2.h.
6404 * dwarf2asm.c: Include dwarf2.h.
6406 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6408 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6409 (max_issue): Use it.
6410 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6412 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6413 (region_sched_info): Update.
6414 * sched-ebb.c (ebb_sched_info): Update.
6415 * modulo-sched.c (sms_sched_info): Update.
6416 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6418 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6420 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6422 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6424 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6426 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6429 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6430 arg1 with arg01 if arg1 is already INTEGER_CST.
6432 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6434 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6435 Transform (and (truncate)) into (truncate (and)).
6437 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6439 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6440 creating LHS paradoxical subregs. Fix surrounding returns to
6441 use NULL_RTX rather than 0.
6443 2009-07-08 DJ Delorie <dj@redhat.com>
6445 * config/mep/mep.c: (mep_option_can_inline_p): New.
6446 (TARGET_OPTION_CAN_INLINE_P): Define.
6448 2009-07-08 Mark Wielaard <mjw@redhat.com>
6451 * dwarf2out.c (add_data_member_location_attribute): When we have
6452 only a constant offset don't emit a new location description using
6453 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6456 2009-07-08 Richard Henderson <rth@redhat.com>
6459 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6460 (enum reg_class): Add CLOBBERED_REGS.
6461 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6462 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6463 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6464 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6465 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6466 force 64-bit sibcalls into R11.
6467 * config/i386/constraints.md (U): New constraint.
6468 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6469 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6470 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6472 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6474 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6476 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6477 * ebitmap.h (dump_ebitmap): Ditto.
6478 * optabs.h (optab_libfunc): Ditto.
6479 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6480 * tree-flow.h (vect_can_force_dr_alignment_p,
6481 get_vectype_for_scalar_type): Ditto.
6482 (vectorize_loops): Move prototype to ...
6483 * tree-vectorizer.h: ... here. Also, adjust comment.
6484 (vect_set_verbosity_level): Remove duplicate prototype.
6485 * tree-ssa-loop.c: Include tree-vectorizer.h.
6486 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6488 2009-07-08 Nick Clifton <nickc@redhat.com>
6490 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6493 2009-07-08 DJ Delorie <dj@redhat.com>
6495 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6496 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6497 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6499 * config/mep/intrinsics.md: Regenerated.
6500 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6501 registers when asm() or calls are detected.
6503 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6506 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6508 * gimple (gimple_build_call_from_tree): Likewise.
6509 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6510 no_warning flag before warning.
6512 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6514 * tree.c (set_expr_locus): Remove.
6515 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6516 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6518 * gimplify.c (internal_get_tmp_var): Likewise.
6519 (gimplify_call_expr): Likewise.
6520 (gimplify_one_sizepos): Likewise.
6522 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6525 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6526 to variables for debugging purposes.
6528 2009-06-23 Mark Loeser <mark@halcy0n.com>
6531 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6533 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6535 * pretty-print.c (pp_base_format): Remove %J.
6536 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6537 gcc_cxxdiag_char_table): Likewise.
6538 (init_dynamic_diag_info): Likewise.
6540 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6542 * pretty-print.c (pp_base_format): Remove %H.
6543 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6544 gcc_cxxdiag_char_table): Likewise.
6545 (init_dynamic_diag_info): Likewise.
6546 * config/mep/mep.c (mep_select_section): Likewise.
6548 2009-07-07 Duncan Sands <baldrick@free.fr>
6550 * final.c (pass_clean_state): Give the pass a name.
6551 * passes.c (pass_rest_of_compilation): Likewise.
6552 * tree-optimize.c (pass_all_optimizations): Likewise.
6554 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6556 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6557 an extra 'decl' for error_at.
6559 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6562 * tree-tailcall.c (adjust_return_value_with_ops,
6563 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6564 if it has complex or vector type.
6566 2009-07-07 Olivier Hainque <hainque@adacore.com>
6568 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6571 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6573 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6575 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6577 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6578 * c-decl.c: Likewise.
6579 * function.c: Likewise.
6580 * varasm.c: Likewise.
6581 * tree-ssa.c: Likewise.
6582 * c-common.c: Likewise.
6583 * tree-cfg.c: Likewise.
6584 * config/spu/spu.c: Likewise.
6585 * config/ia64/ia64.c: Likewise.
6586 * config/v850/v850.c: Likewise.
6588 2009-07-06 DJ Delorie <dj@redhat.com>
6590 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6591 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6592 unspecified accesses to control registers.
6593 * config/mep/intrinsics.md: Regenerate.
6594 * config/mep/intrinsics.h: Regenerate.
6595 * config/mep/mep-intrin.h: Regenerate.
6597 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6599 * c-lex.c: Replace %H by an explicit location. Update all calls.
6600 * c-common.c: Likewise.
6601 * c-decl.c: Likewise.
6602 * c-typeck.c: Likewise.
6603 * fold-const.c: Likewise.
6604 * gimplify.c: Likewise.
6606 * tree-cfg.c: Likewise.
6607 * tree-ssa-loop-niter.c: Likewise.
6608 * tree-vrp.c: Likewise.
6609 * value-prof.c: Likewise.
6611 2009-07-06 Diego Novillo <dnovillo@google.com>
6613 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6614 if it has one. Handle cases where VAR does not have an
6615 annotation or cfun is NULL.
6617 2009-07-06 Diego Novillo <dnovillo@google.com>
6619 * tree.c: Include debug.h.
6620 (initialize_tree_contains_struct): New.
6621 (init_ttree): Call it.
6622 (tree_node_structure_for_code): Factor out of ...
6623 (tree_node_structure): ... here.
6624 * treestruct.def (TS_PHI_NODE): Remove.
6625 (TS_GIMPLE_STATEMENT): Remove.
6627 2009-07-06 Diego Novillo <dnovillo@google.com>
6629 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6630 (debug_tree_chain): Handle cycles.
6632 2009-07-06 Nick Clifton <nickc@redhat.com>
6633 DJ Delorie <dj@redhat.com>
6635 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6636 __FMOVD_ENABLED__ is defined.
6638 (TARGET_FMOVD): Provide a default definition.
6639 (MASK_FMOVD): Likewise.
6640 (TARGET_CPU_CPP_BUILTINS): Define
6641 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6642 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6643 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6644 (split for DF load from memory into register): Also handle
6645 MEMs which consist of REG+DISP addressing.
6646 (split for DF store from register to memory): Likewise.
6647 (movsf_ie): Always use single fp_mode.
6648 * config/sh/sh.c (sh_override_options): Do not automatically
6649 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6650 that to the -mfmovd command line switch.
6651 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6652 (fldi_ok): Always allow.
6653 * config/sh/sh.opt (mfmovd): Remove this switch.
6654 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6656 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6657 Kaz Kojima <kkojima@gcc.gnu.org>
6659 PR rtl-optimization/30807
6660 * postreload.c (reload_combine): For every new use of REG_SUM,
6661 record the use of BASE.
6663 2009-07-06 Jan Hubicka <jh@suse.cz>
6665 * params.def: Revert my accidental commit at 2009-06-30.
6667 2009-07-04 Ian Lance Taylor <iant@google.com>
6670 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6672 (mingw_format_attribute_overrides): Likewise.
6674 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6677 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6678 don't check cfa.reg. Instead of cfa.indirect use
6679 fde && fde->drap_reg != INVALID_REGNUM test.
6681 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6683 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6685 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6688 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6690 2009-07-03 Richard Guenther <rguenther@suse.de>
6692 PR tree-optimization/40640
6693 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6696 2009-07-03 Jan Hubicka <jh@suse.cz>
6698 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6699 for size, reduce amount of inlining.
6701 2009-07-03 Richard Guenther <rguenther@suse.de>
6704 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6705 if t +- x is known to not overflow and the conversion widens the
6707 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6709 2009-07-03 Jan Hubicka <jh@suse.cz>
6711 * ipa-pure-const.c (analyze): Update loop optimizer init.
6712 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6713 try_remove_empty_loop, remove_empty_loops): Remove.
6714 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6715 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6716 to mark regular loops as neccesary.
6717 (degenerate_phi_p): New function.
6718 (propagate_necessity, remove_dead_phis): Use it.
6719 (forward_edge_to_pdom): Likewise.
6720 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6721 virtual PHI nodes that became unreachable.
6722 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6723 * tree-flow.h (remove_empty_loops): Remove.
6724 * passes.c (init_optimization_passes): Remove.
6726 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6729 can_create_pseudo_p.
6730 (*fix_trunc<mode>_i387_1): Ditto.
6731 (*floathi<mode>2_1): Ditto.
6732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6733 (*fistdi2_1): Ditto.
6734 (*fist<mode>2_1): Ditto.
6735 (frndintxf2_floor): Ditto.
6736 (*fist<mode>2_floor_1): Ditto.
6737 (frndintxf2_ceil): Ditto.
6738 (*fist<mode>2_ceil_1): Ditto.
6739 (frndintxf2_trunc): Ditto.
6740 (frndintxf2_mask_pm): Ditto.
6741 (fxam<mode>2_i387_with_temp): Ditto.
6742 * config/i386/sse.md (mulv16qi3): Ditto.
6743 (*sse2_mulv4si3): Ditto.
6745 (sse4_2_pcmpestr): Ditto.
6746 (sse4_2_pcmpistr): Ditto.
6748 2009-07-03 Jan Hubicka <jh@suse.cz>
6750 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6751 (mark_stmt_necessary): Set it.
6752 (mark_operand_necessary): Set it.
6753 (mark_control_dependent_edges_necessary): Set it.
6754 (mark_virtual_phi_result_for_renaming): New function.
6755 (get_live_post_dom): New function.
6756 (forward_edge_to_pdom): New function.
6757 (remove_dead_stmt): Fix handling of control dependences.
6758 (tree_dce_init): Init new bitmap.
6759 (tree_dce_done): Free it.
6761 2009-07-02 Richard Guenther <rguenther@suse.de>
6764 * tree-ssa-structalias.c (new_var_info): Initialize
6767 2009-07-02 Jan Hubicka <jh@suse.cz>
6769 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6772 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6774 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6775 instead of recomputing it. Adjust calls.
6776 (emit_store_flag): Adjust recursive calls.
6778 2009-07-02 Richard Guenther <rguenther@suse.de>
6780 * tree-ssa-live.c (remove_unused_locals): Do not remove
6782 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6783 of DECL_EXTERNAL for HEAP variables.
6784 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6785 HEAP variables. Do not adjust RESTRICT vars.
6786 (find_what_var_points_to): Nobody cares if something
6789 2009-07-02 Ben Elliston <bje@au.ibm.com>
6791 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6792 pc_low and pc_high declarations to the top of the function.
6794 2009-07-01 DJ Delorie <dj@redhat.com>
6796 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6798 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6799 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6800 unspecified accesses to control registers.
6801 * config/mep/intrinsics.md: Regenerate.
6802 * config/mep/intrinsics.h: Regenerate.
6803 * config/mep/mep-intrin.h: Regenerate.
6805 2009-07-01 Anthony Green <green@moxielogic.com>
6807 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6808 instruction when possible.
6809 (moxie_expand_prologue): Ditto. Also, save an instruction and
6810 some complexity by popping off of $r12 instead of $sp.
6811 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6814 2009-07-01 Richard Henderson <rth@redhat.com>
6817 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6818 contained no insns, reposition note before last insn.
6820 2009-07-01 Richard Henderson <rth@redhat.com>
6823 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6824 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6826 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6829 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6830 darwin9 for printing reg addresses with %y.
6832 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6834 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6835 truncation from operands in binary operations.
6837 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6840 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6841 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6842 subreg of op0 to the original op0.
6844 * expmed.c (store_bit_field_1): Use a temporary as the destination
6845 instead of a paradoxical subreg when we need to truncate the result.
6847 2009-07-01 DJ Delorie <dj@redhat.com>
6849 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6850 names to VLIW variants.
6851 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6852 * config/mep/intrinsics.md: Regenerate.
6853 * config/mep/intrinsics.h: Regenerate.
6854 * config/mep/mep-intrin.h: Regenerate.
6856 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6859 * jump.c (returnjump_p): Revert last patch.
6860 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6862 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6865 * pa.md (casesi32p): Use jump table label to determine the offset
6867 (casesi64p): Likewise.
6869 * pa.c (forward_branch_p): Return bool type. Use instruction
6870 addresses when available. Assert that INSN has a jump label.
6871 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6874 2009-07-01 Richard Guenther <rguenther@suse.de>
6876 PR tree-optimization/19831
6877 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6878 that only act as barriers do not make any previous stores necessary.
6879 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6880 HEAP variables global, do not add a constraint from nonlocal.
6881 (find_func_aliases): Handle escapes through return statements.
6882 (compute_points_to_sets): Make escaped HEAP variables global.
6884 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6887 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6888 after reducing a DImode cstore to SImode.
6890 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6892 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6893 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6895 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6897 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6898 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6900 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6901 and umod_optab if TARGET_BSD_DIVMOD.
6902 * config/vax/lib1funcs.asm: New file.
6903 * config/vax/t-linux: New file.
6904 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6906 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6909 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6910 to type arguments that have void type.
6913 * dwarf2out.c (gen_formal_parameter_die): Call
6914 equate_decl_number_to_die if node is different from origin.
6916 2009-06-30 Anthony Green <green@moxielogic.com>
6918 Clean up moxie port for --enable-build-with-cxx.
6919 * config/moxie/moxie.c (moxie_function_value): First two
6920 parameters are const_tree, not tree.
6921 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6922 (REG_CLASS_NAMES): Ditto.
6923 (REGNO_REG_CLASS): Ditto.
6924 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6925 (moxie_function_value): Fix constyness of arguments.
6927 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6929 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6930 finalize_size_functions before further processing.
6931 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6932 (variable_size): Call self_referential_size on size expressions
6933 that contain a PLACEHOLDER_EXPR.
6934 (size_functions): New static variable.
6935 (copy_self_referential_tree_r): New static function.
6936 (self_referential_size): Likewise.
6937 (finalize_size_functions): New global function.
6938 * tree.c: Include tree-inline.h.
6939 (push_without_duplicates): New static function.
6940 (find_placeholder_in_expr): New global function.
6941 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6943 <tcc_expression>: Likewise.
6944 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6945 the call in the expression.
6946 * tree.h (finalize_size_functions): Declare.
6947 (find_placeholder_in_expr): Likewise.
6948 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6949 (substitute_placeholder_in_expr): Update comment.
6950 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6952 (copy_tree_body_r): Likewise.
6953 (copy_tree_body): New static function.
6954 (maybe_inline_call_in_expr): New global function.
6955 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6956 (maybe_inline_call_in_expr): Declare.
6957 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6958 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6961 2009-06-30 Richard Guenther <rguenther@suse.de>
6963 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6965 (propagate_necessity): Do not mark reaching defs of stores
6968 2009-06-30 Jan Hubicka <jh@suse.cz>
6970 * cfgloopanal.c (check_irred): Move into ...
6971 (mark_irreducible_loops): ... here; return true if ireducible
6973 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6974 (analyze_function): Try to prove loop finiteness.
6975 * cfgloop.h (mark_irreducible_loops): Update prototype.
6976 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6978 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6980 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6982 2009-06-30 Ira Rosen <irar@il.ibm.com>
6984 PR tree-optimization/40542
6985 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6988 2009-06-30 Martin Jambor <mjambor@suse.cz>
6990 PR tree-optimization/40582
6991 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6992 than useless_type_conversion_p.
6993 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6996 2009-06-30 Martin Jambor <mjambor@suse.cz>
6999 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7001 2009-06-30 Richard Guenther <rguenther@suse.de>
7003 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7004 use ao_ref references.
7005 (walk_aliased_vdefs): Likewise.
7006 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7007 * tree-ssa-dce.c (struct ref_data): Remove.
7008 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7009 (mark_aliased_reaching_defs_necessary): Adjust.
7010 (mark_all_reaching_defs_necessary_1): Likewise.
7012 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7015 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7016 (emit_store_flag_1): Extract from emit_store_flag, adjust
7017 calls to (what now is) emit_cstore.
7018 (emit_store_flag): Call emit_store_flag_1 and also use it
7019 for what used to be recursive calls.
7021 2009-06-30 Wei Guozhi <carrot@google.com>
7024 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7025 if the target bb post dominates from bb.
7026 * config/i386/i386.c (memory_address_length): Check existence of base
7027 register before using it.
7029 2009-06-30 Nick Clifton <nickc@redhat.com>
7030 DJ Delorie <dj@redhat.com>
7032 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7033 __FMOVD_ENABLED__ is defined.
7035 (TARGET_FMOVD): Provide a default definition.
7036 (MASK_FMOVD): Likewise.
7037 (TARGET_CPU_CPP_BUILTINS): Define
7038 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7039 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7040 two fmov instructions depending upon whether TARGET_FMOVD is
7042 (split for DF load from memory into register): Also handle
7043 MEMs which consist of REG+DISP addressing.
7044 (split for DF store from register to memory): Likewise.
7045 * config/sh/sh.opt (mfmovd): Remove this switch.
7046 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7047 * config/sh/sh.c (sh_override_options): Do not automatically
7048 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7049 that to the -mfmovd command line switch.
7051 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7053 (fldi_ok): Always allow.
7054 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7056 2009-06-29 DJ Delorie <dj@redhat.com>
7058 * doc/install.texi (mep-x-elf): Correct chip's full name.
7060 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7062 * doc/extend.texi: Fix typo.
7064 2009-06-29 Tom Tromey <tromey@redhat.com>
7067 * Makefile.in (DWARF2_H): New variable.
7069 (dwarf2out.o): Likewise.
7070 (dwarf2asm.o): Likewise.
7071 * config/i386/t-i386: Use DWARF2_H.
7072 * except.c: Include elf/dwarf2.h.
7073 * unwind-dw2.c: Include elf/dwarf2.h.
7074 * dwarf2out.c: Include elf/dwarf2.h.
7075 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7076 <dtprel>: New field.
7077 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7078 (size_of_loc_descr): Likewise.
7079 (output_loc_operands_raw): Likewise.
7080 (output_loc_operands): Handle new dtprel field.
7081 (loc_checksum): Update.
7082 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7083 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7084 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7085 * dwarf2asm.c: Include elf/dwarf2.h.
7086 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7087 * config/mmix/mmix.c: Include elf/dwarf2.h.
7088 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7089 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7090 * config/sh/sh.c: Include elf/dwarf2.h.
7091 * config/i386/i386.c: Include elf/dwarf2.h.
7093 2009-06-29 DJ Delorie <dj@redhat.com>
7095 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7097 * doc/extend.texi: Add MeP attributes and pragmas.
7098 * doc/invoke.text: Add MeP Options.
7099 * doc/contrib.texi: Add MeP contribution.
7100 * doc/md.texi: Add MeP constraints.
7101 * doc/install.texi: Add MeP target.
7103 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7105 * target.h (struct gcc_target): Add frame_pointer_required field.
7106 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7107 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7108 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7110 * reload1.c (update_eliminables): (Ditto.).
7111 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7112 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7113 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7115 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7117 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7118 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7119 (arm_frame_pointer_required): New function.
7121 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7122 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7123 (avr_frame_pointer_required_p): Declare as static.
7124 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7126 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7127 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7128 (bfin_frame_pointer_required): Make as static, change return type
7130 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7132 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7133 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7134 (cris_frame_pointer_required): New function.
7136 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7138 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7139 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7140 (fr30_frame_pointer_required): New function.
7142 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7143 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7144 (frv_frame_pointer_required): Make as static, change return type
7146 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7148 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7149 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7150 (ix86_frame_pointer_required): Make as static, change return type to
7152 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7154 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7155 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7157 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7159 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
7161 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
7163 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
7164 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7165 (mips_frame_pointer_required): Make as static.
7166 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
7168 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
7169 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7170 (mmix_frame_pointer_required): Mew function.
7172 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
7173 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7175 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
7177 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
7179 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
7181 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
7182 (CAN_ELIMINATE): Redefine.
7183 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7184 (sparc_frame_pointer_required): New function.
7185 (sparc_can_eliminate): New function.
7186 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7188 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7189 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7191 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7192 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7193 (xtensa_frame_pointer_required): Make as static, change return type
7195 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7198 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7200 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7201 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7202 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7203 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7204 (register_callback): Handle PLUGIN_START_UNIT.
7205 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7207 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7209 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7211 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7212 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7214 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7216 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7219 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7221 * doc/extend.texi (Additional Floating Types): __float128 is also
7222 supported on i386 targets.
7224 2009-06-29 Richard Guenther <rguenther@suse.de>
7227 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7229 (pt_solutions_same_restrict_base): Declare.
7230 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7232 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7233 (make_constraint_from, make_copy_constraint): Move earlier.
7234 (make_constraint_from_heapvar): New function.
7235 (make_constraint_from_restrict): Likewise.
7236 (handle_lhs_call): Use it.
7237 (find_func_aliases): Use it to track conversions to restrict
7239 (struct fieldoff): Add only_restrict_pointers flag.
7240 (push_fields_onto_fieldstack): Initialize it.
7241 (create_variable_info_for): Track global restrict qualified pointers.
7242 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7243 Track restrict qualified pointer arguments.
7244 (set_uids_in_ptset): Use varinfo is_global_var flag.
7245 (find_what_var_points_to): Set the vars_contains_restrict flag.
7246 Always create the points-to solution for sets including restrict tags.
7247 (pt_solutions_same_restrict_base): New function.
7248 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7249 qualified pointers use pt_solutions_same_restrict_base as
7250 additional source for disambiguation.
7252 2009-06-29 Richard Guenther <rguenther@suse.de>
7255 * alias.c (find_base_decl): Remove.
7256 (get_deref_alias_set_1): Remove restrict handling.
7257 * c-common.c (c_apply_type_quals_to_decl): Do not set
7258 DECL_POINTER_ALIAS_SET.
7259 * gimplify.c (find_single_pointer_decl_1): Remove.
7260 (find_single_pointer_decl): Likewise.
7261 (internal_get_tmp_var): Remove restrict handling.
7262 (gimple_regimplify_operands): Likewise.
7263 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7264 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7265 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7266 * tree.c (restrict_base_for_decl): Remove.
7267 (init_ttree): Do not allocate it.
7268 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7269 LABEL_DECL_UID for label decls.
7270 (copy_node_stat): Do not copy restrict information.
7271 (decl_restrict_base_lookup): Remove.
7272 (decl_restrict_base_insert): Likewise.
7273 (print_restrict_base_statistics): Likewise.
7274 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7275 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7276 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7277 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7278 (LABEL_DECL_UID): Adjust.
7279 (DECL_BASED_ON_RESTRICT_P): Remove.
7280 (DECL_GET_RESTRICT_BASE): Likewise.
7281 (SET_DECL_RESTRICT_BASE): Likewise.
7282 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7284 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7285 instead of DECL_POINTER_ALIAS_SET.
7286 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7287 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7288 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7290 2009-06-29 Richard Guenther <rguenther@suse.de>
7292 PR tree-optimization/40579
7293 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7294 the IL to simplify has constants that overflowed.
7296 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7298 PR tree-optimization/40550
7299 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7300 vector_compute_type only when the size of vector_compute_type is
7301 less than the size of type.
7303 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7305 * fold-const.c (contains_label_1): Fix comments.
7306 (contains_label_p): Do not walk trees multiple time.
7308 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7310 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7311 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7312 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7313 ix86_fp_comparison_operator.
7314 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7315 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7316 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7317 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7318 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7319 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7320 (related splits): Change predicate to ix86_fp_comparison_operator.
7321 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7322 instead of ix86_fp_comparison_codes.
7323 (ix86_trivial_fp_comparison_operator,
7324 ix86_fp_comparison_operator): New.
7325 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7326 (ix86_expand_compare): Eliminate last two parameters.
7327 (ix86_fp_jump_nontrivial_p): Kill.
7328 * config/i386/i386.c (put_condition_code): Eliminate call to
7329 ix86_fp_comparison_codes and subsequent assertion.
7330 (ix86_fp_comparison_codes): Eliminate.
7331 (ix86_fp_swap_condition): New.
7332 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7333 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7334 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7335 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7336 and ix86_fp_swap_condition.
7337 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7338 Use ix86_fp_comparison_strategy.
7339 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7340 (ix86_fp_jump_nontrivial_p): Eliminate.
7341 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7342 call to ix86_expand_compare.
7343 (ix86_split_fp_branch, ix86_expand_setcc,
7344 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7345 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7347 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7349 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7350 related to jump_clobbers.
7351 * config/arm/arm.md (conds): Remove jump_clob case.
7352 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7353 splits): Change comparison_operator to arm_comparison_operator.
7354 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7357 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7359 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7360 condition for floating point modes.
7361 * expmed.c (emit_store_flag_1): Move here a bigger part
7363 (emit_store_flag): Try swapping the condition for floating point
7365 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7367 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7369 * expr.c (expand_expr_real_1): Just use do_store_flag.
7370 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7371 emit_store_flag_force.
7372 * expmed.c (emit_store_flag_force): Copy here trick
7373 previously in expand_expr_real_1. Try reversing the comparison.
7374 (emit_store_flag_1): Work if target is NULL.
7375 (emit_store_flag): Work if target is NULL, using the result mode
7376 from the comparison. Use split_comparison, restructure final part
7377 to simplify conditionals.
7379 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7381 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7382 * dojump.c (do_jump): Change handling of floating-point
7383 ops to use just do_compare_and_jump.
7384 (split_comparison): New.
7385 (do_compare_rtx_and_jump): Add here logic coming previously
7386 in do_jump, using split_comparison.
7388 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7393 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7395 * tree-ssa-alias.c: Fix unintentional commit.
7397 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7399 * passes.c (execute_one_pass): Fix unintentional commit.
7401 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7403 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7404 (df_rd_local_compute, df_md_local_compute): Inline them.
7406 (df_md_scratch): New.
7407 (df_md_alloc, df_md_free): Allocate/free it.
7408 (df_md_local_compute): Only include live registers in init.
7409 (df_md_transfer_function): Prune the in-set computed by
7410 the confluence function, and the gen-set too.
7412 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7414 PR rtl-optimization/26854
7415 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7416 * df-problems.c (df_rd_add_problem): Fix comment.
7417 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7418 df_md_simulate_artificial_defs_at_top,
7419 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7420 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7421 df_md_transfer_function, df_md_init, df_md_confluence_0,
7422 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7423 problem_MD, df_md_add_problem): New.
7424 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7425 df_md_get_bb_info): New.
7426 (DF_LAST_PROBLEM_PLUS1): Adjust.
7428 * Makefile.in (fwprop.o): Include domwalk.h.
7429 * fwprop.c: Include domwalk.h.
7430 (reg_defs, reg_defs_stack): New.
7431 (bitmap_only_bit_between): Remove.
7432 (process_defs): New.
7433 (process_uses): Use reg_defs and local_md instead of
7434 bitmap_only_bit_between and local_rd.
7435 (single_def_use_enter_block): New, from build_single_def_use_links.
7436 (single_def_use_leave_block): New.
7437 (build_single_def_use_links): Remove code moved to
7438 single_def_use_enter_block, invoke domwalk.
7439 (use_killed_between): Adjust comment.
7441 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7443 * bitmap.h (bitmap_ior_and_into): New.
7444 * bitmap.c (bitmap_ior_and_into): New.
7446 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7448 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7449 before_dom_children_before_stmts and after_dom_children_after_stmts.
7450 Rename the two remaining callbacks to just before_dom_children and
7451 after_dom_children. Remove other GIMPLE statement walking bits.
7452 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7453 * graphite.c: Do not include domwalk.h.
7454 * tree-into-ssa.c (interesting_blocks): New global.
7455 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7456 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7457 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7458 now that they're not domwalk callbacks.
7459 (rewrite_initialize_block): Rename to...
7460 (rewrite_enter_block): ... this, place after called functions. Test
7461 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7462 (rewrite_finalize_block): Rename to...
7463 (rewrite_leave_block): ... this, place after called functions.
7464 (rewrite_update_init_block): Rename to...
7465 (rewrite_update_enter_block): ... this, place after called functions.
7466 Test interesting_blocks, call rewrite_update_stmt and
7467 rewrite_update_phi_arguments.
7468 (rewrite_update_fini_block): Rename to...
7469 (rewrite_leave_block): ... this, place after called functions.
7470 (rewrite_blocks): Remove last argument, simplify initialization of
7472 (mark_def_sites_initialize_block): Rename to...
7473 (mark_def_sites_block): ... this, call mark_def_sites.
7474 (mark_def_sites_blocks): Remove argument, simplify initialization of
7476 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7477 (update_ssa): Likewise.
7478 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7480 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7481 (dom_opt_initialize_block): Rename to...
7482 (dom_opt_enter_block): ... this, place after called functions. Walk
7483 statements here, inline propagate_to_outgoing_edges.
7484 (dom_opt_finalize_block): Rename to...
7485 (dom_opt_leave_block): ... this, place after called functions.
7486 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7488 (dse_enter_block, dse_record_phi): New.
7489 (dse_record_phis): Delete.
7490 (dse_finalize_block): Rename to...
7491 (dse_leave_block): ... this.
7492 (tree_ssa_dse): Simplify initialization of walk_data.
7493 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7494 Adjust initialization of walk_data.
7495 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7496 * tree-ssa-loop-phiopt.c (get_non_trapping):
7497 Adjust initialization of walk_data.
7498 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7499 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7500 it's not a domwalk callback.
7501 (uncprop_initialize_block): Rename to...
7502 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7503 (dse_finalize_block): Rename to...
7504 (dse_leave_block): ... this.
7505 (tree_ssa_uncprop): Simplify initialization of walk_data.
7506 * Makefile.in: Adjust dependencies.
7508 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7510 * arm.md (casesi): Fix test for Thumb1.
7511 (thumb1_casesi_internal_pic): Likewise.
7512 (thumb1_casesi_dispatch): Likewise.
7514 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7516 * config/arm/arm-cores.def: Added core cortex-m0.
7517 * config/arm/arm-tune.md: Regenerated.
7518 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7520 2009-06-26 DJ Delorie <dj@redhat.com>
7522 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7524 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7525 the scheduler doesn't tag jump insns.
7527 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7529 * c-decl.c (merge_decls): Re-indent.
7531 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7534 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7535 Special-case decimal float constants.
7537 2009-06-26 Richard Henderson <rth@redhat.com>
7539 * function.h (struct function): Add cannot_be_copied_reason,
7540 and cannot_be_copied_set.
7541 * tree-inline.c (has_label_address_in_static_1): Rename from
7542 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7543 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7544 don't set inline_forbidden_reason.
7545 (copy_forbidden): New function, split out of inline_forbidden_p.
7546 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7547 (inline_forbidden_p): Use copy_forbidden.
7548 (tree_versionable_function_p): Likewise.
7549 (inlinable_function_p): Merge into tree_inlinable_function_p.
7550 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7551 * ipa-cp.c (ipcp_versionable_function_p): New function.
7552 (ipcp_cloning_candidate_p): Use it.
7553 (ipcp_node_modifiable_p): Likewise.
7555 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7557 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7558 that is marked not to be inlined. Remove flag_mudflap use.
7559 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7560 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7562 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7565 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7566 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7568 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7570 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7572 (__mingwthr_remove_key_dtor): Likewise.
7574 2009-06-26 Richard Guenther <rguenther@suse.de>
7576 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7578 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7581 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7582 try the non-cond_exec path also.
7584 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7587 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7588 (output_cbranch): Use new functions.
7589 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7592 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7593 Pat Haugen <pthaugen@us.ibm.com>
7594 Revital Eres <ERES@il.ibm.com>
7596 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7597 for %c error. Add %x support to print VSX registers as a unified
7598 register set, instead of separate float and altivec registers.
7599 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7600 %y case, and add support for VSX pre-modify addresses.
7601 (output_toc): Add assert for CONST containing an integer constant
7603 (rs6000_adjust_cost): Add POWER7 support.
7604 (insn_must_be_first_in_group): Ditto.
7605 (insn_must_be_last_in_group): Ditto.
7606 (rs6000_emit_popcount): Ditto.
7607 (rs6000_vector_mode_supported_p): Ditto.
7609 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7610 Change some of the functions called by macros to being called
7611 through a pointer, so debug functions can be inserted if
7612 -mdebug=addr or -mdebug=cost.
7613 (rs6000_preferred_reload_class_ptr): Ditto.
7614 (rs6000_secondary_reload_class_ptr): Ditto.
7615 (rs6000_secondary_memory_needed_ptr): Ditto.
7616 (rs6000_cannot_change_mode_class_ptr): Ditto.
7617 (rs6000_secondary_reload_inner): Ditto.
7618 (rs6000_legitimize_reload_address): Ditto.
7619 (rs6000_legitimize_reload_address_ptr): Ditto.
7620 (rs6000_mode_dependent_address): Ditto.
7621 (rs6000_mode_dependent_address_ptr): Ditto.
7623 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7624 function to return true if the mode allows reg + integer
7626 (virtual_stack_registers_memory_p): New function to return true if
7627 the address refers to a virtual stack register.
7628 (rs6000_legitimate_offset_address_p): Move code to say whether a
7629 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7631 (rs6000_legitimate_address_p): Add checks for modes that only can
7632 do reg+reg addressing. Start adding VSX support.
7633 (rs6000_legitimize_reload_address): Ditto.
7634 (rs6000_legitimize_address): Ditto.
7635 (rs6000_debug_legitimate_address_p): New debug functions for
7636 -mdebug=addr and -mdebug=cost.
7637 (rs6000_debug_rtx_costs): Ditto.
7638 (rs6000_debug_address_costs): Ditto.
7639 (rs6000_debug_adjust_cost): Ditto.
7640 (rs6000_debug_legitimize_address): Ditto.
7641 (rs6000_legitimize_reload_address_ptr): Point to call normal
7642 function or debug function. Make functions called via pointer
7644 (rs6000_mode_dependent_address_ptr): Ditto.
7645 (rs6000_secondary_reload_class_ptr): Ditto.
7646 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7647 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7648 into a friendlier error.
7649 (rs6000_init_builtins): Add initial VSX support.
7650 (rs6000_adjust_cost): Fix some spacing issues.
7652 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7653 (REG_CLASS_NAMES): Ditto.
7654 (REG_CLASS_CONTENTS): Ditto.
7655 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7656 pointer, to add -mdebug=addr support.
7657 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7658 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7659 -mdebug=addr support.
7660 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7661 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7662 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7664 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7666 (bswapsi*): Set attribute types for load/store. Add combiner
7667 patterns to eliminate zero extend on 64-bit.
7668 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7669 stdbrx if the hardware supports those instructions.
7671 2009-06-25 Ian Lance Taylor <iant@google.com>
7673 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7674 (Link Options): Document -static-libstdc++.
7676 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7679 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7680 DATA_ALIGNMENT instead.
7682 2009-06-25 Richard Guenther <rguenther@suse.de>
7684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7685 indirect references against the callused/escaped solutions.
7686 (call_may_clobber_ref_p_1): Likewise.
7688 2009-06-25 Martin Jambor <mjambor@suse.cz>
7690 PR tree-optimization/40493
7691 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7692 (enum unscalarized_data_handling): New type.
7693 (handle_unscalarized_data_in_subtree): Return what has been done.
7694 (load_assign_lhs_subreplacements): Handle left flushes differently.
7695 (sra_modify_assign): Use unscalarized_data_handling, simplified
7696 condition determining whether to remove the statement.
7698 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7700 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7701 excerpt - @ should be doubled for texinfo.
7703 2009-06-24 Ian Lance Taylor <iant@google.com>
7705 * config/arc/arc.c: Include "df.h".
7706 (arc_attribute_table): Make static. Move higher in file.
7707 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7708 (output_shift): Initialize n later to avoid warning.
7709 * config/arm/arm.c (arm_attribute_table): Make static. Move
7711 * config/avr/avr.c (avr_attribute_table): Make static. Move
7713 (reg_class_tab): Change array type from int to enum reg_class.
7714 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7716 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7717 (lshrhi3_out): Likewise.
7718 (class_likely_spilled_p): Change return type to bool.
7719 (avr_rtx_costs): Use local code variable with enum type.
7720 * config/avr/avr.md (movmemhi): Use add_reg_note.
7721 (andhi3, andsi3): Don't use AS2 with "and".
7722 (iorhi3, iorsi3): Don't use AS2 with "or".
7723 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7724 * config/crx/crx.c: Include "df.h".
7725 (crx_attribute_table): Make static.
7726 * config/m32r/m32r.c: Include "df.h".
7727 (m32r_attribute_table): Make static. Move higher in file.
7728 (pop): Use add_reg_note.
7729 (block_move_call): Change 0 to LCT_NORMAL in function call.
7730 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7731 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7732 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7733 declare, not just when TREE_CODE is defined.
7734 * config/m68hc11/m68hc11.c: Include "expr.h".
7735 (m68hc11_attribute_table): Make static. Move higher in file.
7736 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7738 (m68hc11_register_indirect_p): Likewise.
7739 (m68hc11_function_arg_padding): Change return type to enum
7741 (emit_move_after_reload): Use add_reg_note.
7742 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7743 (m68hc11_split_logical): Likewise.
7744 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7746 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7747 to VOIDmode in function call.
7748 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7750 (m68hc11_split_logical): Update declaration.
7751 (m68hc11_function_arg_padding): Update declaration.
7752 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7753 to array of enum reg_class.
7754 (mcore_attribute_table): Make static. Move higher in file.
7755 (mcore_rtx_costs): Add cast to enum type.
7756 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7757 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7758 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7760 * config/sh/predicates.md (trapping_target_operand): Rename and to
7762 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7764 * config/spu/spu.c (spu_attribute_table): Make static. Move
7766 * config/v850/v850.c (v850_attribute_table): Make static. Move
7768 (v850_rtx_costs): Use local code with enum type.
7769 (expand_epilogue): Add cast.
7770 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7772 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7775 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7776 -m2a-single-only and -m2a-nofpu.
7777 * config/sh/sh.opt: Document m2a generates FPU code.
7779 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7781 * defaults.h (CAN_ELIMINATE): Provide default.
7782 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7783 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7784 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7785 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7786 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7787 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7788 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7789 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7790 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7791 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7793 2009-06-24 DJ Delorie <dj@redhat.com>
7795 * mep-ext-cop.cpu: Fix copyright notice.
7796 * mep-default: Fix copyright notice.
7797 * mep-core: Fix copyright notice.
7798 * mep: Fix copyright notice.
7799 * mep-ivc2: Fix copyright notice.
7800 * mep-c5: Fix copyright notice.
7802 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7804 * doc/contrib.texi (Contributors):
7806 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7809 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7810 src and dst operands if necessary.
7812 2009-06-23 DJ Delorie <dj@redhat.com>
7815 * config.gcc: Add mep support.
7816 * recog.c: Resurrect validate_replace_rtx_subexp().
7817 * recog.h: Likewise.
7818 * config/mep/: Add new port:
7819 * config/mep/constraints.md: New file.
7820 * config/mep/default.h: New file.
7821 * config/mep/intrinsics.h: New file.
7822 * config/mep/intrinsics.md: New file.
7823 * config/mep/ivc2-template.h: New file.
7824 * config/mep/mep-c5.cpu: New file.
7825 * config/mep/mep-core.cpu: New file.
7826 * config/mep/mep-default.cpu: New file.
7827 * config/mep/mep-ext-cop.cpu: New file.
7828 * config/mep/mep-intrin.h: New file.
7829 * config/mep/mep-ivc2.cpu: New file.
7830 * config/mep/mep-lib1.asm: New file.
7831 * config/mep/mep-lib2.c: New file.
7832 * config/mep/mep-pragma.c: New file.
7833 * config/mep/mep-protos.h: New file.
7834 * config/mep/mep-tramp.c: New file.
7835 * config/mep/mep.c: New file.
7836 * config/mep/mep.cpu: New file.
7837 * config/mep/mep.h: New file.
7838 * config/mep/mep.md: New file.
7839 * config/mep/mep.opt: New file.
7840 * config/mep/predicates.md: New file.
7841 * config/mep/t-mep: New file.
7843 2009-06-23 Ian Lance Taylor <iant@google.com>
7845 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7846 from loose_warn into c_loose_warn and from strict_warn into
7847 c_strict_warn. Set and substitute warn_cxxflags. Check for
7848 --enable-build-with-cxx. Set and substitute
7849 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7850 * Makefile.in (CXXFLAGS): New variable.
7851 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7852 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7853 the default is the same as $(STRICT_WARN).
7854 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7855 (CXX): New variable.
7856 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7857 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7858 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7859 (HOST_LIBS): New variable.
7860 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7861 (ALL_CXXFLAGS): New variable.
7862 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7863 * doc/install.texi (Configuration): Document
7864 --enable-build-with-cxx, --with-stage1-ldflags,
7865 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7866 * configure: Rebuild.
7868 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7870 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7871 from previous commit.
7873 2009-06-23 Ian Lance Taylor <iant@google.com>
7875 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7877 2009-06-23 Ian Lance Taylor <iant@google.com>
7879 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7880 with ATTRIBUTE_UNUSED.
7882 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7883 Pat Haugen <pthaugen@us.ibm.com>
7884 Revital Eres <eres@il.ibm.com>
7886 * config.in (HAVE_AS_POPCNTD): Add default definition.
7887 (HAVE_AS_LWSYNC): Ditto.
7889 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7891 (gcc_cv_as_powerpc_cmpb): Ditto.
7892 (gcc_cv_as_powerpc_dfp): Ditto.
7893 (gcc_cv_as_powerpc_vsx): Ditto.
7894 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7895 supporting the popcntd/lwsync instructions.
7896 (gcc_cv_as_powerpc_lwsync): Ditto.
7897 * configure: Regenerate.
7899 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7900 -mcpu=native and -mcpu=power7.
7901 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7903 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7904 a variable instead of a mask to reduce the number of mask bits.
7905 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7906 (-mbit-word): Ditto.
7907 (-mregnames): Ditto.
7908 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7909 (-mfused-madd): Ditto.
7911 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7913 (-mvsx): New switch for VSX instructions.
7914 (-misel): Move from a variable to a mask to allow it to be set by
7917 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7918 function declaration to an array declaration.
7919 (rs6000_hard_regno_nregs): New external array declaration.
7921 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7922 files included by rs6000.md.
7924 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7925 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7927 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7929 (rs6000_debug_reg): New -mdebug= variables.
7930 (rs6000_debug_addr): Ditto.
7931 (rs6000_debug_cost): Ditto.
7932 (rs6000_pmode): New variable to hold Pmode.
7933 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7934 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7935 calculated at compiler start.
7936 (rs6000_hard_regno_nregs): Change function to an array which holds
7937 HARD_REGNO_NREGS calculated at compiler start.
7938 (rs6000_explicit_options): Delete isel field.
7939 (rs6000_vector_unit): New array to hold which vector unit
7940 supports arithmetic options for a given type.
7941 (rs6000_vector_mem): New array to hold which vector unit supports
7942 memory reference operations for a given type.
7943 (rs6000_vector_align): New array to given the alignment of each
7945 (power7_cost): New basic costs for power7.
7946 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7947 (rs6000_hard_regno_nregs_internal): New function, moved from
7948 HARD_REGNO_NREGS, to calculate the number of registers each hard
7949 register takes for each type.
7950 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7951 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7952 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7953 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7954 unit information here so it is calculated once at compiler startup
7956 (rs6000_override_options): Make -misel a target mask. Add more
7957 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7958 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7960 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7961 (rs6000_handle_option): Move -misel from variable to target mask.
7962 (rs6000_builtin_mask_for_load): Add VSX support.
7963 (rs6000_conditional_register_usage): Ditto.
7964 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7965 (function_arg_boundary): Ditto.
7966 (rs6000_expand_builtin): Ditto.
7967 (def_builtin): Make abort message a little friendlier.
7968 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7970 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7971 assembler support the popcntd instruction instead of a vsx
7972 instruction to enable power7 support.
7973 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7974 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7975 option to the assembler if -mcpu=native.
7976 (ASM_CPU_NATIVE_SPEC): Ditto.
7977 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7979 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7980 the lwsync instruction.
7981 (enum processor_type): Add PROCESSOR_POWER7.
7982 (rs6000_debug_reg): New -mdebug= options.
7983 (rs6000_debug_addr): Ditto.
7984 (rs6000_debug_cost): Ditto.
7985 (rs6000_isel): Delete.
7986 (enum rs6000_vector): New enum to say what vector unit we have.
7987 (VECTOR_UNIT_*): New macros to say which vector unit has
7988 arithmetic operations for a given type.
7989 (VECTOR_MEM_*): New macros to say which vector unit has memory
7990 operations for a given type.
7991 (TARGET_LDBRX): Whether the machine supports the ldbrx
7993 (TARGET_ISEL): Delete, -misel moved to be a mask.
7994 (TARGET_ISEL64): New macro for 64-bit isel support.
7995 (UNITS_PER_VSX_WORD): New macro.
7996 (POINTER_SIZE): Move to be an external variable, rather than
7997 calculating whether we are generating 32 ot 64-bit code.
7999 (STACK_BOUNDARY): Add VSX support.
8000 (LOCAL_ALIGNMENT): Ditto.
8001 (SLOW_UNALIGNED_ACCESS): Ditto.
8002 (VSX_REGNO_P): New macro for VSX support.
8003 (VFLOAT_REGNO_P): Ditto.
8004 (VINT_REGNO_P): Ditto.
8005 (VLOGICAL_REGNO_P): Ditto.
8006 (VSX_VECTOR_MODE): Ditto.
8007 (VSX_SCALAR_MODE): Ditto.
8009 (VSX_MOVE_MODE): Ditto.
8010 (VSX_REG_CLASS_P): Ditto.
8011 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8013 (UNITS_PER_SIMD_WORD): Add VSX support.
8014 (MODES_TIEABLE_P): Ditto.
8015 (STARTING_FRAME_OFFSET): Ditto.
8016 (STACK_DYNAMIC_OFFSET): Ditto.
8017 (EPILOGUE_USES): Ditto.
8018 (REGNO_REG_CLASS): Move to array lookup.
8019 (CLASS_MAX_NREGS): Ditto.
8020 (rs6000_vector_reg_class): Add declaration.
8021 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8022 overlap with the floating point and Altivec registers.
8024 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8026 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8027 give the appropriate asm switches if -mcpu=native.
8028 (host_detect_local_cpu): Add support for "asm".
8029 (host_detect_local_cpu): Follow GNU code guidelines for name.
8031 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8032 -mbit-word to a variable instead of being a target mask.
8034 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8035 emit the lwsync instruction instead of emitting the instruction as
8036 an integer constant.
8038 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8039 fixuns_trundfsi2, move expander into rs6000.md.
8041 * config/rs6000/rs6000.md (cpu): Add power7.
8042 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8043 (logical predicate patterns): Change the single instruction
8044 primitives that set CR0 to be fast_compare instead of compare.
8046 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8047 (popcntddi2): Ditto.
8048 (popcount<mode>): Ditto.
8049 (floating multiply/add insns): Name the floating point
8051 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8052 (isel_unsigned_<mode>): Ditto.
8053 (fixuns_trundfsi2): Move expander here from spe.md.
8054 (smindi3): Define if we have -misel on 64-bit systems.
8059 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8061 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8063 * config/avr/avr.c (avr_current_device): New variable.
8064 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8065 (avr_arch, mcu_type_s): Move to avr.h.
8066 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8067 default_data_section_start fields.
8068 (avr_arch): Moved from avr.c.
8069 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8070 library_name fields.
8071 (avr_current_device, avr_mcu_types, avr_arch_types,
8072 avr_device_to_arch, avr_device_to_data_start,
8073 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8074 (EXTRA_SPEC_FUNCTIONS): Define.
8075 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8076 options mapping. Use device_to_arch and device_to_data_start insted.
8077 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8078 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8079 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8080 * config/avr/driver-avr.c: New file.
8081 * config/avr/avr-devices.c: New file.
8083 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8085 * var-tracking.c (unshare_variable): Force initialized to
8086 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8087 (set_variable_part): Likewise.
8088 (struct variable_union_info): Remove pos_src field.
8089 (vui_vec, vui_allocated): New variables.
8090 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8091 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8092 == 1 use a simpler sorting algorithm. Compute pos field right
8093 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8094 Avoid quadratic comparison if !flag_var_tracking_uninit.
8095 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8096 unshare_variable unconditionally.
8097 (dataflow_set_different_2): Removed.
8098 (dataflow_set_different): Don't traverse second hash table.
8099 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8100 unconditionally to var_reg_set or var_mem_set.
8101 (emit_notes_in_bb): Likewise.
8102 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8104 (emit_note_insn_var_location): Don't set initialized to
8105 VAR_INIT_STATUS_INITIALIZED early.
8106 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8108 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8110 * tree-object-size.c (addr_object_size): Instead of checking
8111 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8112 are no FIELD_DECLs following it.
8114 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8116 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8117 order to match bswaps with signed source operands.
8119 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8121 * sdbout.c (sdbout_one_type): Fix braces in switch.
8123 2009-06-23 Richard Guenther <rguenther@suse.de>
8125 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8127 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8128 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8129 var_callused, callused_tree, var_storedanything, storedanything_tree,
8130 var_integer, integer_tree): Remove global variables.
8131 (new_var_info): Do not pass new id, append the new var to the
8132 global variable vector.
8133 (do_ds_constraint): Use is_global_var member of the variable-info.
8134 (new_scalar_tmp_constraint_exp): Adjust.
8135 (create_function_info_for): Likewise.
8136 (create_variable_info_for): Likewise.
8137 (find_what_var_points_to): Remove dead code.
8138 (init_base_vars): Simplify.
8139 (compute_points_to_sets): Adjust.
8141 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8143 * combine.c (try_combine): Dump information about the insns we're
8146 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8148 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8149 check when calling force_to_mode on TRUNCATE's operand.
8151 2009-06-22 Ian Lance Taylor <iant@google.com>
8153 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8155 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8157 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8159 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8161 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
8162 override library linkage flags such as -static-libgcc or
8165 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8167 * config/m68k/m68k-devices.def: Add line for MCF5221x.
8169 2009-06-22 Ian Lance Taylor <iant@google.com>
8171 * config/linux.opt: Put mglibc ahead of muclibc.
8173 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
8174 for duplicate decls.
8176 2009-06-22 Matthias Klose <doko@ubuntu.com>
8178 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
8180 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8183 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8184 instead of NULL if a parser error occurs.
8186 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8188 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8189 non-DWARF2_DEBUGGING_INFO version.
8191 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8193 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8194 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8196 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8197 (LIBGCC2_TF_CEXT): Define.
8200 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8203 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8205 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8207 * config/arm/arm.c (arm_override_options): Disable
8208 -mcaller-super-interworking and -mcallee-super-interworking.
8209 * doc/invoke.texi (ARM Options): Document this.
8211 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8213 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8214 * config/arm/constraints.md (j): New constraint for movw operands.
8215 (N): Remove thumb2 meaning.
8216 * config/arm/arm.md (*arm_movw): Delete.
8217 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8218 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8219 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8221 2009-06-22 Martin Jambor <mjambor@suse.cz>
8223 PR tree-optimization/40492
8224 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8225 build_ref_for_offset.
8227 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8229 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8230 JUMP_TABLE_DATA_P predicates where applicable.
8231 * auto-inc-dec.c: Ditto.
8232 * builtins.c: Ditto.
8233 * caller-save.c: Ditto.
8235 * cfgcleanup.c: Ditto.
8236 * cfglayout.c: Ditto.
8239 * combine-stack-adj.c: Ditto.
8245 * dwarf2asm.c: Ditto.
8246 * dwarf2out.c: Ditto.
8247 * emit-rtl.c: Ditto.
8253 * function.c: Ditto.
8256 * genpreds.c: Ditto.
8257 * genrecog.c: Ditto.
8259 * ira-costs.c: Ditto.
8260 * ira-lives.c: Ditto.
8263 * lower-subreg.c: Ditto.
8264 * modulo-sched.c: Ditto.
8266 * postreload.c: Ditto.
8267 * print-rtl.c: Ditto.
8276 * sched-vis.c: Ditto.
8278 * sel-sched-ir.c: Ditto.
8279 * simplify-rtx.c: Ditto.
8280 * targhooks.c: Ditto.
8281 * var-tracking.c: Ditto.
8282 * vmsdbgout.c: Ditto.
8284 2009-06-22 Matthias Klose <doko@ubuntu.com>
8286 * Makefile.in (install-plugin): Always use DESTDIR.
8288 2009-06-22 Olivier Hainque <hainque@adacore.com>
8290 * config/pa/pa.c (output_call): Don't optimize post call jumps
8291 into return address adjustments if the call may throw.
8293 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8295 * arm.c (thumb1_output_casesi): New function.
8296 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8297 optimizing for size or PIC.
8298 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8299 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8300 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8301 (thumb1_casesi_internal_pic): New expand rule.
8302 (thumb1_casesi_dispatch): New pattern.
8303 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8305 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8306 in the text seciton when PIC or optimizing for size.
8307 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8308 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8309 preservation properties of code.
8310 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8311 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8312 (__gnu_thumb1_case_si): New function.
8313 * t-arm (LIB1ASMSRC): Define here.
8314 (LIB1ASMFUNCS): Add some common functions.
8315 * t-arm-elf (LIB1ASMSRC): Delete.
8316 (LIB1ASMFUNCS): Append to existing set.
8317 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8318 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8319 * t-symbian (LIB1ASMFUNCS): Likewise.
8320 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8321 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8323 2009-06-21 Richard Guenther <rguenther@suse.de>
8325 PR tree-optimization/38729
8326 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8327 to loops with a single exit if -fno-expensive-optimizations.
8329 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8331 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8332 (dataflow_set): Change vars type from htab_t to shared_hash.
8333 (shared_hash_pool, empty_shared_hash): New variables.
8334 (vars_clear): Removed.
8335 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8336 shared_hash_find_slot_unshare, shared_hash_find_slot,
8337 shared_hash_find_slot_noinsert, shared_hash_find): New
8339 (shared_hash_unshare, shared_hash_destroy): New functions.
8340 (unshare_variable): Unshare set->vars if shared, use
8342 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8343 (get_init_value, find_src_set_src, dump_dataflow_set,
8344 clobber_variable_part, emit_notes_for_differences): Use
8346 (dataflow_set_init): Remove second argument, set vars to
8347 empty_shared_hash instead of creating a new htab.
8348 (dataflow_set_clear): Call shared_hash_destroy and set vars
8349 to empty_shared_hash instead of calling vars_clear.
8350 (dataflow_set_copy): Don't call vars_copy, instead just share
8351 the src htab with dst.
8352 (variable_union): Use shared_hash_*, use initially NO_INSERT
8353 lookup if set->vars is shared. Don't keep slot cleared before
8354 calling unshare_variable. Unshare set->vars if needed.
8355 Even ->refcount == 1 vars must be unshared if set->vars is shared
8356 and var needs to be modified.
8357 (variable_canonicalize): New function.
8358 (dataflow_set_union): If dst->vars is empty, just share src->vars
8359 with dst->vars and traverse with variable_canonicalize to canonicalize
8360 and unshare what is needed.
8361 (dataflow_set_different): If old_set and new_set use the same shared
8362 htab, they aren't different. If number of htab elements is different,
8363 htabs are different. Use shared_hash_*.
8364 (dataflow_set_destroy): Call shared_hash_destroy instead of
8366 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8367 second argument to dataflow_set_init.
8368 (vt_initialize): Likewise. Initialize shared_hash_pool and
8369 empty_shared_hash, move bb in/out initialization afterwards.
8370 Use variable_htab_free instead of NULL as changed_variables del hook.
8371 (variable_was_changed): Change type of second argument to pointer to
8372 dataflow_set. When inserting var into changed_variables, bump
8373 refcount. Unshare set->vars if set is shared htab and slot needs to
8375 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8376 lookup if set->vars is shared. Unshare set->vars if needed.
8377 Even ->refcount == 1 vars must be unshared if set->vars is shared
8378 and var needs to be modified. Adjust variable_was_changed caller.
8379 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8380 vars must be unshared if set->vars is shared and var needs to be
8381 modified. Adjust variable_was_changed caller.
8382 (emit_note_insn_var_location): Don't pool_free var.
8383 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8385 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8386 free_alloc_pool on shared_hash_pool.
8388 2009-06-20 Anthony Green <green@moxielogic.com>
8390 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8391 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8393 2009-06-20 Richard Guenther <rguenther@suse.de>
8395 * tree-ssa-structalias.c (find_func_aliases): For memset use
8396 a constraint from NULL if we memset to zero.
8397 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8398 we explicitly handle that do not read from memory.
8399 (call_may_clobber_ref_p_1): Properly handle builtins that may
8402 2009-06-20 Richard Guenther <rguenther@suse.de>
8404 PR tree-optimization/40495
8405 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8406 (new_scalar_tmp_constraint_exp): New function.
8407 (process_constraint): Do not create temporary decls.
8408 (process_all_all_constraints): Likewise.
8409 (handle_const_call): Likewise.
8410 (create_function_info_for): Do not set decl.
8412 2009-06-19 Ian Lance Taylor <iant@google.com>
8414 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8415 (rs6000_attribute_table): Make static; move before use.
8417 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8419 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8420 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8421 Propagate the TREE_READONLY flag without overwriting it.
8422 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8423 Propagate the TREE_READONLY flag onto the result.
8424 (process_call_operands): Move around. Use correct constant value.
8426 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8429 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8430 * config/arm/arm.md: Likewise.
8432 2009-06-19 Ian Lance Taylor <iant@google.com>
8434 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8435 to GIMPLE_ERROR_MARK.
8437 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8438 op2_original_type parameters. Warn about using different enum types.
8439 * c-parser.c (c_parser_conditional_expression): Pass original
8440 types to build_conditional_expr.
8441 * c-tree.h (build_conditional_expr): Update declaration.
8443 2009-06-19 Ian Lance Taylor <iant@google.com>
8445 * config/i386/i386.c (ix86_function_specific_save): Test that
8446 fields match values, rather than testing the values are in a
8449 2009-06-19 Richard Guenther <rguenther@suse.de>
8451 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8453 (ptr_derefs_may_alias_p): Likewise.
8454 (ptr_deref_may_alias_ref_p_1): New function.
8455 (ptr_deref_may_alias_ref_p): Likewise.
8456 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8457 covered by looking at the ESCAPED solution.
8458 (call_may_clobber_ref_p_1): Likewise.
8459 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8460 Handle NULL_TREE offset. Do not produce redundant constraints.
8461 (process_all_all_constraints): New helper function.
8462 (do_structure_copy): Use it.
8463 (handle_lhs_call): Likewise.
8464 (find_func_aliases): Handle some builtins with pointer arguments
8465 and/or return values explicitly.
8467 2009-06-19 Ian Lance Taylor <iant@google.com>
8469 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8471 2009-06-19 Ian Lance Taylor <iant@google.com>
8473 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8475 2009-06-19 Ian Lance Taylor <iant@google.com>
8477 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8478 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8481 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8482 uninitialized const.
8484 2009-06-19 Ian Lance Taylor <iant@google.com>
8486 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8489 * c-decl.c (in_struct, struct_types): Remove.
8490 (struct c_binding): Add in_struct field.
8491 (c_binding_ptr): Define type, along with VEC.
8492 (struct c_struct_parse_info): Define.
8493 (struct_parse_info): New static variable.
8494 (bind): Initialize in_struct field.
8495 (start_struct): Remove enclosing_in_struct and
8496 enclosing_struct_types parameters. Add
8497 enclosing_struct_parse_info parameter. Change all callers. Set
8498 struct_parse_info rather than in_struct and struct_types.
8499 (grokfield): If -Wc++-compat and there is a symbol binding for the
8500 field name, set the in_struct flag and push it on the
8501 struct_parse_info->fields vector.
8502 (warn_cxx_compat_finish_struct): New static function.
8503 (finish_struct): Remove enclosing_in_struct and
8504 enclosing_struct_types parameters. Add
8505 enclosing_struct_parse_info parameter. Change all callers. Don't
8506 set C_TYPE_DEFINED_IN_STRUCT here. Call
8507 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8508 parameter. Only push on struct_types if warn_cxx_compat.
8509 (finish_enum): Only push on struct_types if warn_cxx_compat.
8510 (declspecs_add_type): Add loc parameter. Change all callers.
8511 Change all error calls to error_at. Pass loc, not input_location,
8512 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8513 defined in a struct. If -Wc++-compat and parsing a struct, record
8514 that a typedef name was used.
8515 * c-parser.c (c_parser_declspecs): Get location to pass to
8517 (c_parser_struct_or_union_specifier): Update calls to start_struct
8519 * c-tree.h (struct c_struct_parse_info): Declare.
8520 (finish_struct, start_struct): Update declarations.
8521 (declspecs_add_type): Update declaration.
8523 2009-06-19 Ian Lance Taylor <iant@google.com>
8525 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8526 variable with an anonymous type.
8528 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8530 * see.c: Remove for real.
8532 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8534 * optabs.h (enum optab_index): Add new OTI_significand.
8535 (significand_optab): Define corresponding macro.
8536 * optabs.c (init_optabs): Initialize significand_optab.
8537 * genopinit.c (optabs): Implement significand_optab using
8538 significand?f2 patterns.
8539 * builtins.c (expand_builtin_mathfn): Handle
8540 BUILT_IN_SIGNIFICAND{,F,L}.
8541 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8542 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8544 * config/i386/i386.md (significandxf2, significand<mode>2): New
8545 expanders to implement significandf, significand and significandl
8546 built-ins as inline x87 intrinsics.
8548 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8550 * config/avr/avr.c (avr_override_options): Remove setting value of
8551 PARAM_INLINE_CALL_COST.
8553 2009-06-18 Richard Henderson <rth@redhat.com>
8556 * tree-pass.h (TDF_ASMNAME): New.
8557 * tree-dump.c (dump_options): Add asmname.
8558 * doc/invoke.texi: Document it.
8560 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8561 (dump_decl_name): ...here.
8562 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8563 (dump_generic_node): Update dump_function_name calls.
8564 (print_call_name): New flags arg; update all dump calls.
8565 * diagnostic.h (print_call_name): Update.
8566 * gimple-pretty-print.c (dump_gimple_call): Update.
8568 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8571 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8573 2009-06-18 Diego Novillo <dnovillo@google.com>
8575 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8576 * plugin.c (str_license): Declare.
8577 (try_init_one_plugin): Assert that the symbol
8578 'plugin_is_GPL_compatible' exists.
8580 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8583 * Makefile.in (OBJS-common): Remove see.o.
8585 * common.opt (fsee): Mark as preserved for backward compatibility.
8586 * opts.c (common_handle_option): Add OPT_fsee to the backward
8587 compatibility section.
8588 * passes.c (init_optimization_passes, pass_see): Remove pass.
8589 * timevar.def (TV_SEE): Remove.
8590 * tree-pass.h (pass_see): Remove declaration.
8591 * doc/invoke.texi (-fsee): Remove documentation.
8593 2009-06-18 Martin Jambor <mjambor@suse.cz>
8595 * tree-sra.c: Include statistics.h
8596 (sra_stats): New variable.
8597 (sra_initialize): Clear sra_stats.
8598 (create_access_replacement): Increment sra_stats.replacements.
8599 (get_access_replacement): Do not return twice.
8600 (analyze_all_variable_accesses): Increment statistics counter by the
8601 number of scalarized aggregates.
8602 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8603 (sra_modify_expr): Increment sra_stats.exprs.
8604 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8605 (sra_modify_assign): Increment sra_stats.exprs,
8606 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8607 (perform_intra_sra): Update statistics counters.
8608 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8610 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8612 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8613 (arm_scalar_mode_supported_p): New function.
8615 2009-06-18 Paul Brook <paul@codesourcery.com>
8616 Sandra Loosemore <sandra@codesourcery.com>
8618 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8619 (__extendhfsf2, __truncsfhf2): Define.
8620 * config/arm/fp16.c: New file.
8621 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8622 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8624 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8626 * doc/extend.texi (Half-Precision): New section.
8627 * doc/invoke.texi (Option Summary): List -mfp16-format.
8628 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8629 * config/arm/arm.opt (mfp16-format=): New.
8630 * config/arm/arm.c: Include intl.h.
8631 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8632 (TARGET_INVALID_RETURN_TYPE): Redefine.
8633 (TARGET_PROMOTED_TYPE): Redefine.
8634 (TARGET_CONVERT_TO_TYPE): Redefine.
8635 (arm_fp16_format): Define.
8636 (all_fpus): Add entry for neon-fp16.
8637 (fp_model_for_fpu): Likewise.
8638 (struct fp16_format): Declare.
8639 (all_fp16_formats): Define.
8640 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8642 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8644 (arm_legitimate_index_p): Treat HFmode like HImode.
8645 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8646 (coproc_secondary_reload_class): Special-case HFmode.
8647 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8648 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8649 (arm_init_fp16_builtins): New.
8650 (arm_init_builtins): Call it.
8651 (arm_invalid_parameter_type): New.
8652 (arm_invalid_return_type): New.
8653 (arm_promoted_type): New.
8654 (arm_convert_to_type).
8655 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8657 (arm_emit_fp16_const): New function.
8658 (arm_mangle_type): Mangle __fp16 as "Dh".
8659 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8661 (TARGET_NEON_FP16): New.
8662 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8663 (enum fputype): Add FPUTYPE_NEON_FP16.
8664 (enum arm_fp16_format_type): Declare.
8665 (arm_fp16_format): Declare.
8666 (LARGEST_EXPONENT_IS_NORMAL): Define.
8667 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8668 * config/arm/arm-modes.def (HFmode): Define.
8669 * config/arm/vfp.md: (*movhf_vfp): New.
8672 * config/arm/arm.md: (fpu): Add neon_fp16.
8673 (floatsihf2, floatdihf2): New.
8674 (fix_trunchfsi2, fix_trunchfdi2): New.
8678 (*arm32_movhf): New.
8679 (*thumb1_movhf): New.
8680 (consttable_2): Add check for HFmode constants.
8681 (consttable_4): Handle HFmode constants.
8683 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8685 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8687 2009-06-17 Olivier Hainque <hainque@adacore.com>
8689 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8690 const char ** conversion in AIX specific section.
8692 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8694 * config/i386/i386.c (ix86_special_builtin_type): Remove
8695 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8696 (bdesc_special_args): Updated.
8697 (ix86_init_mmx_sse_builtins): Likewise.
8698 (ix86_expand_special_args_builtin): Likewise.
8700 2009-06-17 Richard Henderson <rth@redhat.com>
8702 * tree-pretty-print.c (maybe_dump_asm_name): New.
8703 (dump_decl_name): Use it.
8704 (PRINT_FUNCTION_NAME): Merge into...
8705 (dump_function_name): ... here. Use maybe_dump_asm_name.
8707 2009-06-17 Cary Coutant <ccoutant@google.com>
8709 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8711 * debug.c (struct gcc_debug_hooks): Change placeholder for
8713 (debug_nothing_int_charstar_int): Replaced by...
8714 (debug_nothing_int_charstar_int_bool): ...this.
8715 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8716 source_line prototype.
8717 (debug_nothing_int_charstar_int): Replaced by...
8718 (debug_nothing_int_charstar_int_bool): ...this.
8719 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8720 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8721 Output is_stmt operand when necessary.
8722 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8723 (notice_source_line): Add is_stmt parameter.
8724 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8725 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8727 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8728 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8730 2009-06-17 Ian Lance Taylor <iant@google.com>
8732 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8734 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8737 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8739 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8740 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8741 tree_strip_sign_nop_conversions and
8742 tree_ssa_strip_useless_type_conversions rather than stripping
8743 the operations here.
8744 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8746 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8747 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8748 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8749 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8752 2009-06-17 Michael Eager <eager@eagercon.com>
8754 * config/rs6000/constraints.md (register_constraint "d"): New.
8755 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8756 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8757 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8758 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8759 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8760 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8761 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8762 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8763 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8764 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8766 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8767 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8768 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8769 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8770 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8771 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8772 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8773 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8774 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8775 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8776 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8777 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8778 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8779 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8781 2009-06-16 Ian Lance Taylor <iant@google.com>
8783 * profile.c (total_num_never_executed): Don't define.
8784 (compute_branch_probabilities): Don't count or print
8786 (init_branch_prob): Don't set total_num_never_executed.
8787 (end_branch_prob): Don't print total_num_never_executed.
8789 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8791 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8793 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8795 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8796 (nabstd2_fpr): Same.
8798 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8800 * expr.c (expand_assignment): Change complex type check.
8802 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8804 * doc/plugins.texi (Building GCC plugins): Added new section.
8806 2009-06-17 Ian Lance Taylor <iant@google.com>
8808 * c-pch.c (get_ident): Don't set size of templ array.
8809 (pch_init): Don't set size of partial_pch array.
8811 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8812 string constant to intialize an array whose size is the length of
8815 2009-06-17 Richard Guenther <rguenther@suse.de>
8817 PR tree-optimization/40389
8818 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8819 to addressable types.
8820 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8822 2009-06-17 Richard Guenther <rguenther@suse.de>
8825 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8826 if there is no evolution of left in the loop bail out.
8827 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8828 chrec_fold_multiply.
8830 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8831 Janis Johnson <janis187@us.ibm.com>
8834 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8835 for the symbol ref of a constant that is the source of a move
8836 - nor for any other not-obvious-label-ref constants.
8838 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8840 * plugin.c (position_pass): Skip newly inserted pass during list
8841 traversal to avoid repeated insertion.
8843 2009-06-16 Ian Lance Taylor <iant@google.com>
8845 * vec.h (VEC_stack_alloc): Define different version if
8846 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8847 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8848 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8849 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8851 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8853 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8855 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8856 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8857 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8858 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8859 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8860 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8861 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8862 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8863 __builtin_ia32_rdtscp.
8864 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8865 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8866 and __builtin_ia32_rorhi.
8867 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8868 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8869 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8870 (ix86_expand_args_builtin): Likewise.
8871 (ix86_expand_special_args_builtin): Likewise.
8873 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8874 (UNSPECV_RDTSC): Likewise.
8875 (UNSPECV_RDPMC): Likewise.
8876 (*bsr): Renamed to ...
8878 (*bsr_rex64): Renamed to ...
8882 (*rdpmc_rex64): Likewise.
8885 (*rdtsc_rex64): Likewise.
8887 (*rdtscp): Likewise.
8888 (*rdtscp_rex64): Likewise.
8890 * config/i386/ia32intrin.h: New.
8892 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8894 2009-06-16 Ian Lance Taylor <iant@google.com>
8896 * ira-build.c (copy_info_to_removed_store_destinations):
8897 Initialize parent_a.
8899 2009-06-16 Ian Lance Taylor <iant@google.com>
8901 * c-decl.c (grokdeclarator): Change size_varies to bool.
8903 2009-06-16 Ian Lance Taylor <iant@google.com>
8905 * sel-sched.c: Make forward declarations of move_op_hooks and
8906 fur_hooks explicitly extern.
8908 2009-06-16 Ian Lance Taylor <iant@google.com>
8910 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8911 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8913 2009-06-16 Ian Lance Taylor <iant@google.com>
8915 * resource.c (mark_referenced_resources): Change
8916 include_delayed_effects parameter to bool. Change all callers.
8917 (mark_end_of_function_resources): Likewise.
8918 * reorg.c (insn_references_resource_p): Likewise.
8919 (insn_sets_resource_p): Likewise.
8920 * resource.h (mark_referenced_resources): Update declaration.
8921 (mark_end_of_function_resources): Update declaration.
8923 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8925 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8927 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8929 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8930 GCC can bootstrap on AIX with GNU Binutils 2.20.
8932 2009-06-16 Ian Lance Taylor <iant@google.com>
8934 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8936 2009-06-16 Ian Lance Taylor <iant@google.com>
8938 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8939 inline, not extern inline.
8940 (exact_log2): Likewise.
8941 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8943 (exact_log2): Likewise, but don't test CTZ_HWI.
8945 2009-06-16 Ian Lance Taylor <iant@google.com>
8947 * bitmap.c (bitmap_clear): Don't declare as inline.
8948 * gimple.c (gimplify_assign): Likewise.
8949 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8950 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8951 (sched_scan_info): Remove duplicate definition.
8953 2009-06-16 Ian Lance Taylor <iant@google.com>
8955 * c-common.c (skip_evaluation): Don't define.
8956 (c_inhibit_evaluation_warnings): Define global variable.
8957 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8958 than skip_evaluation.
8959 (convert_and_check, warn_for_div_by_zero): Likewise.
8960 * c-common.h (skip_evaluation): Don't declare.
8961 (c_inhibit_evaluation_warnings): Declare.
8962 * c-parser.c (c_parser_typeof_specifier): Set
8963 c_inhibit_evaluation_warnings rather than skip_evaluation.
8964 (c_parser_conditional_expression): Likewise.
8965 (c_parser_binary_expression): Likewise.
8966 (c_parser_sizeof_expression): Likewise.
8967 (c_parser_alignof_expression): Likewise.
8968 * c-typeck.c (build_indirect_ref): Check
8969 c_inhibit_evaluation_warnings rather than skip_evaluation.
8970 (build_conditional_expr, build_binary_op): Likewise.
8972 2009-06-16 Richard Guenther <rguenther@suse.de>
8974 * tree-ssa-alias.c (is_escape_site): Remove.
8975 * tree-ssa-alias.h (enum escape_type): Remove.
8976 (is_escape_site): Likewise.
8977 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8978 via casts and asms without deferring to is_escape_site.
8980 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8983 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8984 use gen_lowpart if op0 has complex mode.
8986 2009-06-16 Richard Guenther <rguenther@suse.de>
8988 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8989 variables add them to ESCAPED.
8990 (find_func_aliases): Do not make all indirectly stored values escaped.
8992 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8994 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8997 2009-06-16 Martin Jambor <mjambor@suse.cz>
8999 PR tree-optimization/40432
9000 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9001 check whether we need to force gimple register operand.
9003 2009-06-16 Martin Jambor <mjambor@suse.cz>
9005 PR tree-optimization/40413
9006 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9007 build_ref_for_offset.
9008 (propagate_subacesses_accross_link): Fix a typo in a comment.
9010 2009-06-16 Ira Rosen <irar@il.ibm.com>
9012 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9013 with additional parameter.
9014 * tree-vectorizer.h (enum vect_def_type): Add new value
9016 (enum vect_relevant): Add comments.
9017 (vect_is_simple_reduction): Add new argument.
9018 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9019 Detect nested cycles.
9020 (vect_is_simple_reduction): Update documentation, add an argument to
9021 distinguish inner-loop reduction from nested cycle, detect nested
9022 cycles, fix printings and indentation, don't swap operands in case
9024 (get_initial_def_for_reduction): Handle subtraction.
9025 (vect_create_epilog_for_reduction): Add new argument to specify
9027 (vect_finalize_reduction): Handle subtraction, fix comments.
9028 (vectorizable_reduction): Handle nested cycles. In case of nested
9029 cycle keep track of the reduction variable position. Call
9030 vect_is_simple_reduction with additional parameter. Use original
9031 statement code in reduction epilogue for nested cycle. Call
9032 vect_create_epilog_for_reduction with additional parameter.
9033 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9034 inner-loop vectorization.
9035 (vect_recog_widen_sum_pattern): Likewise.
9036 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9038 (vect_mark_stmts_to_be_vectorized): Likewise.
9039 (vect_get_vec_def_for_operand): Handle nested cycles.
9041 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9043 * doc/invoke.texi (Debugging Options): Fix option index entries
9044 for -fdump-statistics, -frandom-seed add entries for
9045 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9046 (FRV Options): Fix entries for -mTLS, -mtls.
9047 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9048 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9049 (M68hc1x Options): Fix @itemx for -mnominmax.
9050 (MCore Options): Fix entry for -mno-lsim.
9051 (MMIX Options): Fix entry for -mabi=mmixware.
9052 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9054 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9056 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9057 Mention the plugin mode of gengtype.
9058 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9059 * gengtype.c: Updated copyright.
9060 (plugin_files, nb_plugin_files) Added new static variables.
9061 (measure_input_list) Care about plugin_files.
9062 (write_rtx_next): Added early return in plugin mode.
9063 (create_file): Updated copyright year in generated file. Added
9065 (oprintf): Added early return if NULL outf.
9066 (get_output_file_with_visibility): Care of plugin_files.
9067 (get_output_file_name): May return null.
9068 (write_local): Added early return.
9069 (put_mangled_filename): Ditto.
9070 (finish_root_table): Added check for base_files.
9071 (write_roots): Care about null when plugins.
9072 (main): Added plugin mode.
9074 2009-06-15 Ian Lance Taylor <iant@google.com>
9076 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9077 * gcov.c (read_count_file): Add braces around variables declared
9080 * c.opt (Wjump-misses-init): New warning.
9081 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9082 -Wall and -Wc++-compat if not already set.
9083 (c_common_post_options): Clear warn_jump_misses_init if it was not
9085 * c-decl.c (struct c_binding): Change type field to a union with
9086 new label field. Make it the first field in the struct. Update
9087 references to type to use u.type instead.
9088 (struct c_spot_bindings): Define.
9089 (struct c_goto_bindings): Define.
9090 (c_goto_bindings_p): Define, along with VECs.
9091 (struct c_label_vars): Define.
9092 (struct c_scope): Add has_label_bindings field.
9093 (bind_label, set_spot_bindings): New static functions.
9094 (decl_jump_unsafe, update_spot_bindings): New static functions.
9095 (update_label_decls): New static function.
9096 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9097 Update binding u.label field to shadowed field.
9098 (c_binding_start_stmt_expr): New function.
9099 (c_binding_end_stmt_expr): New function.
9100 (pushdecl): Don't call c_begin_vm_scope.
9101 (make_label): Add defining and p_label_vars parameters. Change
9103 (lookup_label): Correct test for whether a label has not yet been
9104 defined. Call bind_label rather than bind.
9105 (warn_about_goto): New static function.
9106 (lookup_label_for_goto): New function.
9107 (declare_label): Call bind_label rather than bind.
9108 (check_earlier_gotos): New static function.
9109 (define_label): Don't give errors about jumping into statement
9110 expressions or scopes of variably modified types. Call
9111 set_spot_bindings and check_earlier_gotos. Call bind_label
9112 instead of bind. Don't set label_context_stack_se or
9113 label_context_stack_vm.
9114 (c_get_switch_bindings): New function.
9115 (c_release_switch_bindings): New function.
9116 (c_check_switch_jump_warnings): New function.
9117 (start_function): Don't set label_context_stack_se or
9118 label_context_stack_vm.
9119 (finish_function): Likewise.
9120 * c-typeck.c (label_context_stack_se): Don't define.
9121 (label_context_stack_vm): Don't define.
9122 (c_finish_goto_label): Call lookup_label_for_goto rather than
9123 lookup_label. Don't give errors about jumping into a statement
9124 expression or the scope of a variably modified type. Don't set
9125 label_context_stack_se or label_context_stack_vm.
9126 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9127 fields. Add bindings field.
9128 (c_start_case): Don't set deleted fields. Set bindings field.
9129 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9130 or blocked_vm. Call c_check_switch_jump_warnings.
9131 (c_finish_case): Don't test blocked_stmt_expr field. Call
9132 c_release_switch_bindings.
9133 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9134 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9135 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9136 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9137 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9138 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9139 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9140 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9141 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9142 (C_DECL_UNJUMPABLE_VM): Don't define.
9143 (C_DECL_UNDEFINABLE_VM): Don't define.
9144 (struct c_label_list): Don't define.
9145 (struct c_label_context_se): Don't define.
9146 (struct c_label_context_vm): Don't define.
9147 (struct c_spot_bindings): Declare.
9148 (c_bindings_start_stmt_expr): Declare.
9149 (c_bindings_end_stmt_expr): Declare.
9150 (lookup_label_for_goto): Declare.
9151 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9152 (c_check_switch_jump_warnings): Declare.
9153 (label_context_stack_se, label_context_stack_vm): Don't declare.
9154 (c_finish_goto_label): Update declaration.
9155 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9156 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9157 (Warning Options): Document -Wjump-misses-init.
9159 2009-06-15 Jakub Jelinek <jakub@redhat.com>
9161 * tree-object-size.c (addr_object_size): Fix a pasto in the last
9164 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9166 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
9168 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9170 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
9172 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9174 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
9176 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9178 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
9179 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
9180 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
9181 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
9182 * dwarf2asm.c (dw2_force_const_mem): Update call to
9184 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9185 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9186 * langhooks.c (lhd_comdat_group): Remove.
9187 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9188 * tree.h (DECL_COMDAT_GROUP): New.
9189 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9190 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9191 (make_decl_one_only): Change signature.
9192 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9194 (make_decl_one_only): Change signature.
9195 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9197 2009-06-15 Richard Guenther <rguenther@suse.de>
9200 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9202 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9204 * tree-ssa-math-opts.c: Remove extra divide.
9206 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9208 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9210 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9212 * passes.c: Add bswap pass.
9213 * tree-pass.h: Add pass_optimize_bswap declaration.
9214 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9215 Include rtl.h, expr.h and optabs.h for optab_handler check.
9216 (struct symbolic_number, pass_optimize_bswap): New definition.
9217 (do_shift_rotate, verify_symbolic_number_p): New functions.
9218 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9219 (gate_optimize_bswap): New function.
9220 * tree.c (widest_int_cst_value): New function.
9221 * tree.h (widest_int_cst_value): Prototype added.
9223 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9225 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9226 REG_EQUAL/REG_EQUIV notes.
9228 2009-06-14 Richard Guenther <rguenther@suse.de>
9231 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9232 has its address taken if NRV was applied and it is addressable.
9233 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9234 function split out from ...
9235 (get_constraint_for_1): ... here.
9236 (handle_rhs_call): Use it to mark the return slot escaped if
9237 it is addressable and NRV was applied.
9239 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9241 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9242 Change first argument type to location_t.
9243 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9244 Do not set input_location.
9245 Use loc instead of input_location throughout.
9247 2009-06-13 Richard Guenther <rguenther@suse.de>
9249 PR tree-optimization/40421
9250 * tree-predcom.c (should_unroll_loop_p): Remove.
9251 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9253 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9255 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9256 Add location argument.
9258 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9260 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9262 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9263 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9264 * config/spu/spu-protos.h: Add location to
9265 spu_resolve_overloaded_builtin.
9266 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9267 spu_build_builtin_va_list.
9268 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9269 argument. Pass location to build_function_call_vec.
9270 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9272 (emit_fpu_switch): Same.
9273 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9274 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9275 to build_decl and create_artificial_label.
9276 (xtensa_gimplify_va_arg_expr): Same.
9277 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9278 (xstormy16_gimplify_va_arg_expr): Same.
9279 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9280 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9281 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9282 (mips16_build_function_stub): Same.
9283 (mips16_build_call_stub): Same.
9285 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9288 * arm/constraints.md (Pa, Pb): New constraints.
9289 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9290 split pattern to deal with them.
9292 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9294 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9295 fix index entry for -Xpreprocessor.
9297 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9300 Add location argument to build_decl call.
9301 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9302 (rs6000_init_builtins): Same.
9303 (spe_init_builtins): Same.
9304 (rs6000_gimplify_va_arg): Add location argument to
9305 create_artificial_label call.
9307 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9309 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9310 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9311 * Makefile.in: Fix GGC dependency for gcse.o.
9313 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9315 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9316 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9317 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9319 * c-parser.c (c_parser_binary_expression): Use current column while
9320 building binary operations.
9321 * common.opt (fshow-column): Enable by default.
9322 * tree-vrp.c (check_array_ref): Use warning_at.
9323 (check_array_bounds): Use location from call back if expr has no
9325 * tree.h: Add location argument to maybe_fold_*.
9326 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9327 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9328 (maybe_fold_offset_to_component_ref): Same.
9329 (maybe_fold_offset_to_reference): Same.
9330 (maybe_fold_offset_to_address): Same.
9331 (maybe_fold_stmt_indirect): Same.
9332 (maybe_fold_stmt_addition): Same.
9333 (fold_stmt_r): Pass location to maybe_fold_*.
9334 (fold_gimple_assign): Same.
9335 * c-tree.h: Add location argument to finish_decl,
9336 default_function_array_conversion, store_init_value.
9337 * c-decl.c (define_label): Use error_at.
9338 (c_make_fname_decl): Pass location to finish_decl.
9339 (finish_decl): New location argument.
9340 (build_compound_literal): Pass location to store_init_value.
9341 (grokdeclarator): Pass location to finish_decl.
9343 * c-typeck.c (array_to_pointer_conversion): New location argument.
9344 (function_to_pointer_conversion): Same.
9345 (default_function_array_conversion): Same.
9346 (parser_build_unary_op): Pass location to overflow_warning.
9347 (parser_build_binary_op): Same. Use warning_at.
9348 (build_unary_op): Pass location to array_to_pointer_conversion.
9349 (build_c_cast): Pass location to digest_init.
9350 (build_modify_expr): New location argument.
9351 (convert_for_assignment): Same.
9352 (store_init_value): Same.
9353 (digest_init): Same.
9354 (output_init_element): Pass location to digest_init and
9355 array_to_pointer_conversion.
9356 (c_finish_return): Pass location to convert_for_assignment.
9357 * gimplify.c (gimplify_conversion): Pass location to
9358 maybe_fold_offset_to_address.
9359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9360 to maybe_fold_stmt_addition.
9361 * c-omp.c (c_finish_omp_atomic): Pass new location to
9363 (c_finish_omp_for): Same.
9364 * c-common.c (overflow_warning): New argument.
9365 * c-common.h: New argument to build_modify_expr, overflow_warning.
9366 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9368 (c_parser_initializer): Pass location to
9369 default_function_array_conversion.
9370 (c_parser_initelt): Same.
9371 (c_parser_initval): Same.
9372 (c_parser_asm_operands): Same.
9373 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9374 (c_parser_conditional_expression): Same.
9375 (c_parser_binary_expression): Add location info to stack. Use it.
9376 (c_parser_unary_expression): Pass location to
9377 default_function_array_conversion, parser_build_unary_op,
9378 build_indirect_ref, c_parser_postfix_expression_after_primary.
9379 (c_parser_postfix_expression_after_primary): New location argument.
9381 (c_parser_expression_conv): Pass location to
9382 default_function_array_conversion.
9383 (c_parser_expr_list): Same.
9384 (c_parser_omp_atomic): Same.
9385 (c_parser_omp_for_loop): Same.
9386 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9387 (build_array_declarator): New argument.
9388 * c-decl.c (build_array_declarator): Add location argument.
9389 (grokdeclarator): Set id_loc for cdk_array.
9390 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9391 build_array_declarator.
9392 * tree.c (build_omp_clause): Add location argument.
9393 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9394 (OMP_CLAUSE_LOCATION): New macro.
9395 (struct tree_omp_clause): Add location field.
9396 (build_omp_clause): Add argument.
9397 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9398 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9400 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9401 (cp_parser_omp_clause_collapse): Same.
9402 (cp_parser_omp_clause_default): Same.
9403 (cp_parser_omp_clause_if): Same.
9404 (cp_parser_omp_clause_nowait): Same.
9405 (cp_parser_omp_clause_num_threads): Same.
9406 (cp_parser_omp_clause_ordered): Same.
9407 (cp_parser_omp_clause_schedule): Same.
9408 (cp_parser_omp_clause_untied): Same.
9409 (cp_parser_omp_for_loop): Same.
9410 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9411 * c-tree.h (c_start_case): Add location argument.
9412 (c_process_expr_stmt): Same.
9413 (c_finish_goto_*): Same.
9414 * tree-parloops.c (initialize_reductions): Pass location to
9416 (create_parallel_loop): Same.
9417 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9418 (gfc_trans_omp_reduction_list): Same.
9419 (gfc_trans_omp_clauses): Same.
9420 (gfc_trans_omp_do): Same.
9421 * c-typeck.c (c_finish_goto_label): Same.
9422 (c_finish_goto_ptr): New location argument.
9423 (c_start_case): Same.
9424 (emit_side_effect_warnings): Same.
9425 (c_process_expr_stmt): Same.
9426 (c_finish_stmt_expr): Same.
9427 (c_finish_omp_clauses): Use error_at instead of error.
9428 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9430 * c-omp.c (c_split_parallel_clauses): New location argument.
9431 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9432 to build_omp_clause.
9433 (convert_local_reference_stmt): Same.
9434 (convert_gimple_call): Same.
9435 * c-common.h (c_split_parallel_clauses): New argument.
9436 * c-parser.c (c_parser_statement_after_labels): Pass location to
9437 c_finish_goto_label.
9438 (c_parser_switch_statement): Pass location to c_start_case.
9439 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9440 and c_process_expr_stmt.
9441 (c_parser_omp_variable_list): Add location argument.
9442 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9443 (c_parser_omp_clause_default): Same.
9444 (c_parser_omp_clause_if): Same.
9445 (c_parser_omp_clause_num_threads): Same.
9446 (-c_parser_omp_clause_ordered): Same.
9447 (c_parser_omp_clause_reduction): Pass location to
9448 c_parser_omp_variable_list.
9449 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9450 (c_parser_omp_clause_untied): Same.
9451 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9452 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9454 * c-tree.h (check_for_loop_decls, undeclared_variable,
9455 build_component_ref, build_array_ref, build_external_ref,
9456 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9457 build_conditional_expr, build_compound_expr, c_cast_expr,
9458 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9459 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9461 * c-semantics.c (build_stmt): Same.
9462 (build_case_label): Same.
9463 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9464 (undeclared_variable): New argument.
9466 (lookup_label): Pass location on down.
9467 (define_label): Same.
9468 (finish_decl): Same.
9469 (build_compound_literal): Same.
9470 (finish_struct): Same.
9471 (finish_function): Do not set location here.
9472 (check_for_loop_decls): New argument.
9473 * tree.c (save_expr): Set location.
9474 (build_empty_stmt): New argument.
9475 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9476 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9477 * builtins.c (gimplify_va_arg_expr): Use locations.
9478 (expand_builtin_sync_operation): Same.
9479 * c-typeck.c (build_component_ref): New argument.
9480 (build_array_ref): Same.
9481 (build_external_ref): Same.
9482 (c_expr_sizeof_expr): Same.
9483 (c_expr_sizeof_type): Same.
9484 (parser_build_unary_op): Same.
9485 (build_conditional_expr): Same.
9486 (build_compound_expr): Pass location on down.
9487 (build_compound_expr): New argument.
9488 (build_c_cast): Same.
9489 (c_cast_expr): Same.
9490 (build_asm_expr): Same.
9491 (c_finish_return): Same.
9492 (c_process_expr_stmt): Pass location on down.
9493 (c_finish_stmt_expr): New argument.
9494 (push_clenaup): Same.
9495 (c_finish_omp_parallel): Same.
9496 (c_finish_omp_task): Same.
9497 * gimplify.c (gimplify_call_expr): Pass location on down.
9498 * c-omp.c (c_finish_omp_master): New argument.
9499 (c_finish_omp_critical): Same.
9500 (c_finish_omp_ordered): Same.
9501 (c_finish_omp_barrier): Same.
9502 (-c_finish_omp_taskwait): Same.
9503 (c_finish_omp_atomic): Same.
9504 (c_finish_omp_flush): Same.
9505 * tree-inline.c (copy_tree_body_r): Pass location on down.
9506 (inline_forbidden_p): Remove use of input_location.
9507 * c-gimplify.c (c_build_bind_expr): New argument.
9508 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9509 (c_sizeof_or_alignof_type): New argument.
9510 (c_alignof_expr): Same.
9511 (build_va_arg): Same.
9512 (c_add_case_label): Same.
9513 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9514 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9515 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9516 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9517 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9518 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9520 * stub-objc.c (objc_build_selector_expr): Same.
9521 (objc_build_throw_stmt): Same.
9522 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9523 (c_parser_initelt): Same.
9524 (c_parser_compound_statement): Same.
9525 (c_parser_compound_statement_nostart): Same.
9526 (c_parser_label): Same.
9527 (c_parser_statement_after_labels): Same.
9528 (c_parser_if_body): Same.
9529 (c_parser_else_body): Same.
9530 (c_parser_if_statement): Same.
9531 (c_parser_switch_statement): Same.
9532 (c_parser_while_statement): Same.
9533 (c_parser_do_statement): Same.
9534 (c_parser_for_statement): Same.
9535 (c_parser_asm_statement): Same.
9536 (c_parser_conditional_expression): Same.
9537 (c_parser_binary_expression): Same.
9538 (c_parser_cast_expression): Same.
9539 (c_parser_unary_expression): Same.
9540 (c_parser_sizeof_expression): Same.
9541 (c_parser_alignof_expression): Same.
9542 (c_parser_postfix_expression): Same.
9543 (c_parser_expression): Same.
9544 (c_parser_objc_receiver): Same.
9545 (c_parser_omp_variable_list): Same.
9546 (c_parser_omp_structured_block): Same.
9547 (c_parser_omp_atomic): New argument.
9548 (c_parser_omp_barrier): Same.
9549 (c_parser_omp_critical): Same.
9550 (c_parser_omp_flush): Pass location on down.
9551 (c_parser_omp_for_loop): New argument.
9552 (c_parser_omp_for): Same.
9553 (c_parser_omp_master): Same.
9554 (c_parser_omp_ordered): Same.
9555 (c_parser_omp_sections_scope): Same.
9556 (c_parser_omp_sections): Same.
9557 (c_parser_omp_parallel): Same.
9558 (c_parser_omp_single): Same.
9559 (c_parser_omp_task): Same.
9560 (c_parser_omp_taskwait): Pass location on down.
9561 (c_parser_omp_construct): Same.
9562 (c_parser_omp_threadprivate): Same.
9563 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9564 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9565 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9566 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9567 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9568 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9569 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9570 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9571 config/i386/i386.c, stmt.c:
9572 Add location argument to the following function definitions and/or
9573 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9574 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9575 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9576 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9577 do_case, c_finish_bc_stmt, build_compound_literal,
9578 build_function_call.
9579 * c-decl.c (build_compound_literal): Add location argument.
9580 Make all diagnostic calls use location.
9581 (start_struct): Same.
9582 (finish_struct): Same.
9584 (build_enumerator): Same.
9585 (start_function): Same.
9586 (grokdeclarator): Make all diagnostic calls use location.
9587 (store_parm_decls_oldstyle): Same.
9588 * c-typeck.c (build_function_call): Add location argument.
9589 Make all diagnostic calls use location.
9591 (c_finish_bc_stmt): Same.
9592 * tree-nested.c (get_trampoline_type): Add argument.
9593 Pass location to build_decl.
9594 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9595 * rtl.h (RTL_LOCATION): New.
9596 * c-common.c (c_add_case_label): Add location argument.
9597 Make all diagnostic calls use location.
9598 * c-common.h: Add location argument to make_fname_decl, do_case,
9599 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9600 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9601 Set it appropriately for every case. Pass enum_loc to start_enum
9602 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9604 (c_parser_struct_or_union_specifier): Save location. Use it for
9605 start_struct, finish_struct, and parser_xref_tag.
9607 2009-06-12 Ian Lance Taylor <iant@google.com>
9609 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9611 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9612 cpp_opts->warn_cxx_operator_names.
9614 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9617 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9618 is returns NULL and OP is a VCE, look through the VCE.
9620 2009-06-12 Ian Lance Taylor <iant@google.com>
9623 * collect2.c (main): Use CONST_CAST2 in code inside #if
9624 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9626 2009-06-12 Joey Ye <joey.ye@intel.com>
9629 * cfgexpand.c (get_decl_align_unit): Update
9630 max_used_stack_slot_alignment with align instead of
9631 stack_alignment_needed.
9633 * function.c (assign_stack_local_1): Update
9634 max_used_stack_slot_alignment with alignment_in_bits instead
9635 of stack_alignment_needed.
9636 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9639 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9641 * dwarf2out.c (last_var_location_insn): New variable.
9642 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9643 (dwarf2out_var_location): Don't record anything after last real
9644 insn. Only change labels if there were any real instructions
9645 in between last note and this one, or if changed sections.
9647 2009-06-11 Richard Henderson <rth@redhat.com>
9649 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9650 note when storing the frame pointer in a register.
9651 (FRP): Don't redefine to nothing for epilogue.
9652 (alpha_expand_epilogue): Mark register and sp restores.
9653 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9655 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9656 when gen_lowpart is needed.
9658 2009-06-11 Richard Henderson <rth@redhat.com>
9660 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9662 * dwarf2out.c (need_data_align_sf_opcode): New.
9663 (div_data_align): Move earlier.
9664 (def_cfa_1, reg_save): Use it.
9666 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9668 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9669 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9670 (ix86_handle_option): Handle OPT_mcrc32.
9671 (ix86_target_string): Add -mcrc32.
9672 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9674 * config/i386/i386.h (TARGET_CRC32): New.
9676 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9677 (sse4_2_crc32di): Likewise.
9679 * config/i386/i386.opt (mcrc32): New.
9681 * doc/invoke.texi: Document -mcrc32.
9683 2009-06-11 Richard Henderson <rth@redhat.com>
9685 * common.opt (gdwarf-): Accept a version number.
9686 * doc/invoke.texi (gdwarf-): Update docs.
9687 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9688 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9689 version level, and record it.
9691 * dwarf2.h (DW_CIE_VERSION): Remove.
9692 * dwarf2out.c (DWARF_VERSION): Remove.
9693 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9694 (output_call_frame_info): Use CIE version 3 for dwarf3,
9695 or if the return register column is out of range for version 1.
9696 (dwarf_stack_op_name): Add all dwarf3 values.
9697 (DEBUG_PUBTYPES_SECTION): New.
9698 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9699 encoding change for dwarf3.
9700 (output_die) [dw_val_class_die_ref]: Likewise.
9701 (output_compilation_unit_header): Emit correct version for dwarf3.
9702 (output_line_info): Likewise.
9703 (output_pubnames): Update for DWARF_VERSION removal.
9704 (output_aranges): Likewise.
9705 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9706 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9707 (dwarf2out_finish): Likewise.
9709 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9711 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9714 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9717 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9718 * builtins.c (expand_builtin_unreachable): New function.
9719 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9720 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9721 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9723 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9724 searching for missing barriers.
9726 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9728 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9729 when -fprofile-generate* was passed.
9730 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9732 2009-06-11 Anthony Green <green@moxielogic.com>
9734 * config/moxie/moxie.md: Define length attribute for all instructions.
9736 (*b<cond:code>): Support limited branch ranges for new PC-relative
9737 branch instructions.
9738 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9740 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9742 * config/i386/i386.c (min_insn_size): Use get_attr_length
9743 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9746 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9747 instead of emit_insn_before.
9749 2009-06-10 Ian Lance Taylor <iant@google.com>
9752 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9755 2009-06-10 Revital Eres <eres@il.ibm.com>
9757 * passes.c (init_optimization_passes): Reschedule
9758 predictive-commoning pass before complete unroll pass.
9760 2009-06-10 Martin Jambor <mjambor@suse.cz>
9762 * cgraph.c (cgraph_node_can_be_local_p): New function.
9763 (cgraph_make_node_local): New function.
9764 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9765 (cgraph_make_node_local): Declare.
9767 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9769 * tree.h (tree_base): Add packed_flag and user_align fields.
9770 Decrease size of spare field.
9771 (TYPE_USER_ALIGN): Use user_align from tree_base.
9772 (DECL_USER_ALIGN): Likewise.
9773 (TYPE_PACKED): Use packed_flag from tree_base.
9774 (DECL_PACKED): Likewise.
9775 (tree_type): Delete packed_flag and user_align fields. Widen
9776 precision field. Widen mode field and shuffle fields to align
9777 mode on an 8-bit boundary.
9778 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9779 Renumber decl_flag_* fields. Fix comments. Widen
9780 decl_common_unused field.
9781 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9782 (DECL_EXTERNAL): Likewise.
9783 (DECL_BIT_FIELD): Likewise.
9784 (DECL_NONADDRESSABLE_P): Likewise.
9785 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9786 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9788 2009-06-10 Ian Lance Taylor <iant@google.com>
9790 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9791 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9792 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9793 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9794 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9795 DEF_VEC_ALLOC_FUNC_P.
9796 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9797 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9798 DEF_VEC_ALLOC_FUNC_O.
9799 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9800 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9801 DEF_VEC_ALLOC_FUNC_I.
9802 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9803 (vec_stack_p_reserve_exact_1): Declare.
9804 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9805 (vec_stack_free): Declare.
9806 (VEC_stack_alloc): Define.
9807 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9808 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9809 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9810 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9812 (stack_vecs): New static variable.
9813 (vec_stack_p_reserve_exact_1): New function.
9814 (vec_stack_o_reserve_1): New static function.
9815 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9816 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9817 (vec_stack_free): New function.
9818 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9819 (VEC_df_ref_stack_alloc): Define.
9820 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9821 DEF_VEC_ALLOC_P_STACK.
9822 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9823 (struct df_collection_rec): Change _vec fields to VEC. Remove
9825 (df_free_collection_rec): Adjust for new fields.
9826 (df_insn_rescan): Use new df_collection_rec fields.
9827 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9828 (df_ref_create_structure, df_ref_record): Likewise.
9829 (df_get_conditional_uses, df_get_call_refs): Likewise.
9830 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9831 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9832 (df_record_exit_block_uses, df_bb_verify): Likewise.
9833 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9834 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9835 Remove count parameter. Change return type to void. Change all
9837 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9838 Remove count parameter. Change return type to void. Change all
9840 (df_install_refs): Change old_vec parameter to VEC. Remove count
9841 parameter. Change all callers.
9842 (df_install_mws): Change old_vec parameter to VEC. Remove count
9843 parameter. Change all callers.
9844 (df_refs_verify): Change new_rec parameter to VEC. Change call
9846 (df_mws_verify): Likewise.
9848 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9850 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9852 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9854 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9856 2009-06-10 Anthony Green <green@moxielogic.com>
9858 * config/moxie/crti.asm: New file.
9859 * config/moxie/crtn.asm: New file.
9860 * config/moxie/moxie.c: New file.
9861 * config/moxie/moxie.h: New file.
9862 * config/moxie/sfp-machine.h: New file.
9863 * config/moxie/moxie-protos.h: New file.
9864 * config/moxie/t-moxie: Created.
9865 * config/moxie/t-moxie-softfp: Created.
9866 * config/moxie/moxie.md: Created.
9867 * config/moxie/constraints.md: Created.
9868 * config.gcc: Add moxie support.
9869 * doc/md.texi (Machine Constraints): Add moxie constraints.
9870 * doc/contrib.texi (Contributors): Mention moxie port.
9871 * doc/install.texi (Specific): Mention the moxie port.
9873 2009-06-09 Ian Lance Taylor <iant@google.com>
9875 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9877 * optabs.c (optab_table): Only use designated initializers if
9878 HAVE_DESIGNATED_INITIALIZERS is defined.
9879 (convert_optab_table): Likewise.
9880 (init_optabs): Always call init_insn_codes if
9881 HAVE_DESIGNATED_INITIALIZERS is not defined.
9883 2009-06-09 Ian Lance Taylor <iant@google.com>
9885 * targhooks.c (default_builtin_vectorized_function): Change fn
9886 parameter to unsigned int.
9887 (default_builtin_vectorized_conversion): Change code parameter to
9889 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9890 * targhooks.h: Update declarations.
9891 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9892 parameter to unsigned int.
9894 * c-typeck.c (comptypes_check_enum_int): New static function.
9895 (comptypes_internal): Add enum_and_int_p parameter. Change all
9897 (comp_target_types): Add location parameter. Change all callers.
9898 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9900 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9901 (build_conditional_expr): Add colon_loc parameter. Change all
9903 (convert_for_assignment): Add location parameter. Change all callers.
9904 * c-parser.c (c_parser_conditional_expression): Pass location of
9905 colon to build_conditional_expr.
9906 * c-tree.h (build_conditional_expr): Update declaration.
9908 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9910 * graphite.c: Revert previous patch.
9912 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9915 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9917 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9919 * tree-ssa-loop-prefetch.c
9920 (loop_prefetch_arrays): Fixed a portability problem in printf format
9923 2009-06-09 Martin Jambor <mjambor@suse.cz>
9925 PR tree-optimization/40351
9926 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9927 refrence to a potential artifical subaccess can be constructed.
9929 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9931 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9932 (sh_override_options): Likewise.
9933 * config/sh/sh.c: Include params.h.
9934 (sh_optimization_options): New.
9935 (sh_override_options): Likewise.
9936 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9937 (OVERRIDE_OPTIONS): Use sh_override_options.
9939 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9941 * dwarf2out.c (emit_cfa_remember): New variable.
9942 (add_fde_cfi): If emit_cfa_remember, recurse to add
9943 DW_CFA_remember_state first.
9944 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9945 instead just set emit_cfa_remember.
9947 2009-06-08 Jan Hubicka <jh@suse.cz>
9950 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9952 2009-06-08 Jan Hubicka <jh@suse.cz>
9955 * cgraphunit.c (save_inline_function_body): Do not copy transform
9956 hooks for saved inline bodies.
9957 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9960 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9962 * jump.c (returnjump_p): Handle delayed branches. Add missing
9965 2009-06-08 Jan Hubicka <jh@suse.cz>
9968 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9969 original node might've been modified.
9970 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9972 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9974 * tree-object-size.c (addr_object_size): Add OSI argument.
9975 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9976 (compute_builtin_object_size, expr_object_size): Adjust callers.
9977 (plus_stmt_object_size): Call addr_object_size instead of
9978 compute_builtin_object_size.
9980 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9981 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9983 * tree-ssa-loop-prefetch.c
9984 (gather_memory_references): Introduced a counter for the number of
9986 (anything_to_prefetch_p): Introduced a counter for the number of
9988 (is_loop_prefetching_profitable): New function with a cost model
9990 (loop_prefetch_arrays): Use the new cost model to determine if
9991 prefetching is profitable.
9992 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9993 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9994 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9995 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9996 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9997 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9999 2009-06-08 Michael Matz <matz@suse.de>
10002 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10003 partitions use the same.
10004 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10005 for basevars of SSA_NAMEs.
10006 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10007 to not expand them twice.
10008 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10011 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10013 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10014 (fdump-final-insns=, gtoggle): New.
10015 * doc/invoke.texi: Document them.
10016 * final.c (rest_of_clean_state): Dump final insn stream.
10017 * gcc.c (invoke_as): Hook in -fcompare-debug.
10018 (static_spec_functions): Add compare-debug-dump-opt,
10019 compare-debug-self-opt and compare-debug-auxbase-opt.
10020 (compare_debug, compare_debug_second, compare_debug_opt): New.
10021 (switches_debug_check, n_switches_debug_check): New.
10022 (debug_auxbase_opt, debug_check_temp_file): New.
10023 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10025 (do_self_spec): Handle arguments after switches.
10026 (do_spec_1): Add .gk extension to temp file basenames for compare.
10027 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10028 (cc1_options): Use it instead of normal auxbase computation for
10029 the second compare-debug compilation.
10030 (compare_files): New.
10031 (main): Set up and implement compare debug mode.
10032 (compare_debug_dump_opt_spec_function): New.
10033 (compare_debug_self_opt_spec_function): New.
10034 (compare_debug_auxbase_opt_spec_function): New.
10035 * toplev.c (process_options): Handle flag_gtoggle,
10036 flag_dump_final_insns.
10037 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10038 during -fcompare-debug-second compilation.
10040 2009-06-07 Ian Lance Taylor <iant@google.com>
10042 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10043 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10045 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10046 with no default node. Change warning with %H to warning_at.
10047 Don't clear warn_switch around case checking.
10048 * doc/invoke.texi (Warning Options): Clarify distinction between
10049 -Wswitch and -Wswitch-enum.
10051 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10053 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10055 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10057 * gbl-ctors.h: Add header guard.
10059 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10061 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10062 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10063 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10064 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10065 prototypes for removed functions.
10066 (expressions_equal_p): Move to ...
10067 * tree-ssa-sccvn.h: ... here and ...
10068 * matrix-reorg.c: ... adjust includes.
10070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10072 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10074 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10076 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10077 (finish_function): Remove erroneous whitespace.
10079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10081 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10082 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10084 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10086 * errors.c (internal_error): Commentary typo fix.
10087 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10088 * tree-ssa-pre.c: Ditto.
10090 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10092 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10093 them is supposed to hold actual statements.
10095 2009-06-06 Ian Lance Taylor <iant@google.com>
10097 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10098 empty statements can now have attributes.
10100 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10102 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10103 * config/mips/mips.md: Ditto.
10105 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10107 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10109 (__eabi_uconvert): Likewise.
10111 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10113 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10114 CFI_* definitions with IN_GCC.
10116 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10118 * xcoffout.h (xcoffout_source_line): Update prototype.
10120 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10122 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10123 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10125 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10127 PR middle-end/40340
10128 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10129 inlined_function_outer_scope_p blocks for artificial inlines
10131 * tree.c (tree_nonartificial_location): Rewrite using
10132 block_nonartificial_location.
10134 2009-06-05 Revital Eres <eres@il.ibm.com>
10135 Leehod Baruch <leehod@il.ibm.com>
10137 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10138 (expand_expr_real_1): Remove comment.
10139 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10140 Vectorize misaligned access when the target supports it.
10141 (vect_supportable_dr_alignment): Check for unaligned access support.
10142 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10145 2009-06-05 Julian Brown <julian@codesourcery.com>
10147 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10148 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10150 2009-06-05 Richard Guenther <rguenther@suse.de>
10153 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10154 as possibly unused.
10156 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10158 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10159 (save_gprs): Don't tell unwinder when a global register is saved.
10160 (s390_emit_epilogue): Emit needed epilogue unwind info.
10162 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10164 * dwarf2out.c (deferred_asm_name): New.
10165 (add_name_and_src_coords_attributes): Defer creation of
10166 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
10168 (move_linkage_attr): New.
10169 (dwarf2out_finish): Revisit deferrals and emit attributes at the
10172 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10174 * tree-nested.c (finalize_nesting_tree_1): Declare the
10175 frame_decl in the binding tree.
10177 2009-06-04 Cary Coutant <ccoutant@google.com>
10179 * basic-block.h (struct basic_block_def): Add discriminator field.
10180 * dbxout.c (dbxout_source_line): Add new parameter. Change all
10182 * debug.c (do_nothing_debug_hooks): Add additional entry.
10183 (debug_nothing_int_charstar_int): New function.
10184 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10185 (debug_nothing_int_charstar_int): New declaration.
10186 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10187 discriminator value in .loc directive.
10188 * final.c (last_discriminator): New variable.
10189 (discriminator): New variable.
10190 (final_start_function): Initialize above variables, pass current
10191 discriminator to debug hook.
10192 (notice_source_line): Check for discriminator change.
10193 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10194 * sdbout.c (sdbout_source_line): New parameter.
10195 * tree-cfg.c (struct locus_discrim_map): New structure type.
10196 (discriminator_per_locus): New hash table.
10197 (build_gimple_cfg): Allocate and free discriminator hash table.
10198 (make_edges): Call assign_discriminator.
10199 (locus_map_hash): New function.
10200 (locus_map_eq): New function.
10201 (next_discriminator_for_locus): New function.
10202 (same_line_p): New function.
10203 (assign_discriminator): New function.
10204 (make_cond_expr_edges): Call assign_discriminator.
10205 (make_gimple_switch_edges): Likewise.
10206 (first_non_label_stmt): New function.
10207 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10209 * xcoffout.c (xcoffout_source_line): Add new parameter.
10211 * configure.ac (gcc_cv_as_discriminator): New configury check for
10212 gas support for discriminator.
10213 * configure: Regenerate.
10214 * config.in: Regenerate.
10216 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10218 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10219 val after checking for integers.
10221 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10223 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10225 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10226 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10227 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10228 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10229 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10230 X64_SSE_REGPARM_MAX.
10231 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10232 X64_SSE_REGPARM_MAX.
10234 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10236 * gcc.c (report_times_to_file): New.
10237 (execute): Implement it.
10238 (process_command): Support -time=.
10239 * doc/invoke.texi: Document it.
10241 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10243 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10244 that have value exprs.
10246 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10248 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10249 declarations for constants until...
10250 (dw2_output_indirect_constant_1): ... this point.
10252 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10255 * arm.md (arm_addsi3): Don't try to split an add with an
10256 eliminable register until after reload has completed.
10258 2009-06-03 Ian Lance Taylor <iant@google.com>
10260 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10261 * genattrtab.c (write_length_unit_log): Likewise.
10262 * genchecksum.c (dosum): Likewise.
10263 * gengtype.c (write_rtx_next): Likewise.
10264 (finish_root_table, write_roots): Likewise.
10265 * gimple.c (gimple_ops_offset_): Likewise.
10266 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10267 * config/arc/arc.c (arc_attribute_table): Likewise.
10268 * config/arm/arm.c (arm_attribute_table): Likewise.
10269 * config/avr/avr.c (avr_attribute_table): Likewise.
10270 * config/crx/crx.c (crx_attribute_table): Likewise.
10271 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10272 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10273 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10274 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10275 * config/sh/sh.c (sh_attribute_table): Likewise.
10276 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10277 * config/spu/spu.c (spu_attribute_table): Likewise.
10278 * config/v850/v850.c (v850_attribute_table): Likewise.
10280 * config/alpha/alpha.c (vms_attribute_table): Make static.
10281 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10282 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10283 * config/mips/mips.c (mips_attribute_table): Likewise.
10285 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10287 (cc1-checksum.o): Likewise.
10289 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10291 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10293 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10295 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10296 insn if it is changing sp. Use gen_add3_insn instead of
10297 conditionally gen_addsi3 and gen_adddi3.
10298 (offset_below_red_zone_p): New static inline function.
10299 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10300 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10301 * config/rs6000/ppc-asm.h: Include auto-host.h.
10302 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10303 CFI_RESTORE): Define.
10304 * config/rs6000/crtresxgpr.asm: Add unwind info.
10305 * config/rs6000/crtresxfpr.asm: Likewise.
10306 * config/rs6000/crtresgpr.asm: Likewise.
10307 * config/rs6000/crtresfpr.asm: Likewise.
10308 * config/rs6000/crtsavgpr.asm: Likewise.
10309 * config/rs6000/crtsavfpr.asm: Likewise.
10311 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10312 argument of DWARF2_FRAME_REG_OUT macros.
10314 2009-06-03 Julian Brown <julian@codesourcery.com>
10316 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10317 words or less (including TImode) in core registers.
10319 2009-06-03 Richard Guenther <rguenther@suse.de>
10321 PR middle-end/40328
10322 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10324 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10326 * statistics.c (statistics_counter_event): Do not record event
10327 in pass dump if its number == -1.
10328 (curr_statistics_hash): Add assert that we never get passes
10329 with static number == -1.
10331 2009-06-03 Richard Guenther <rguenther@suse.de>
10332 Andrey Belevantsev <abel@ispras.ru>
10334 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10335 non-BLKmode arrays addressable.
10337 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10339 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10340 * config/m68k/m68k.h: ... here.
10341 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10344 2009-06-03 Martin Jambor <mjambor@suse.cz>
10346 PR tree-optimization/40323
10347 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10350 2009-06-03 Richard Guenther <rguenther@suse.de>
10352 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10355 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10357 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10358 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10359 JUMP_TABLE_DATA_P where applicable.
10360 * config/sh/sh.c: Ditto.
10361 * config/sh/sh.h: Ditto.
10362 * config/sh/sh.md: Ditto.
10363 * config/sh/symbian.c: Ditto.
10365 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/driver-i386.c (describe_cache): Optimize
10368 concatenation of strings. Use snprintf instead of sprintf.
10369 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10370 target when not compiling with GCC.
10372 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10374 * config/sh/sh.c: Revert last change.
10375 (sh_expand_epilogue): Emit a blockage insn before the frame
10376 pointer adjustment unconditionally.
10378 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10380 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10381 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10382 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10383 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10384 to COLLECT_GCC_OPTIONS.
10386 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10388 * collect2.c (target_system_root): New variable.
10389 (main): Handle --sysroot=.
10390 (ignore_library): Strip the sysroot from the library path.
10392 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10394 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10395 (collect2.o): Depend on collect2-aix.h.
10396 (collect2-aix.o): New rule.
10397 * collect2-aix.h: New file.
10398 * collect2-aix.c: Likewise.
10399 * collect2.c: Include collect2-aix.h. Don't undefine
10400 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10401 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10402 Use TARGET_AIX_VERSION instead of _AIX51.
10403 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10404 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10405 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10406 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10407 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10409 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10411 * collect2.c (ignore_library): Avoid premature post-increment
10412 and null deference.
10414 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10416 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10417 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10418 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10419 CROSS_DIRECTORY_STRUCTURE too.
10420 (LINK_LIBG_SPEC): Likewise.
10421 (LIB_SPEC): Add %R to sysroot paths.
10422 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10423 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10424 * config/rs6000/aix51.h: As for aix43.h.
10425 * config/rs6000/aix52.h: Likewise.
10426 * config/rs6000/aix53.h: Likewise.
10427 * config/rs6000/aix61.h: Likewise.
10428 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10429 to the beginning of sysroot paths.
10431 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10433 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10434 INSN_LISTs that are out of the REG_NOTE range.
10436 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10438 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10439 (struct var_to_expand): Likewise.
10440 (struct opt_info): Add head and tail for linked lists of the above.
10441 (analyze_insn_to_expand_var): Initialize next.
10442 (analyze_iv_to_split_insn): Likewise.
10443 (analyze_insns_in_loop): Create linked lists.
10444 (allocate_basic_variable): Simplify for use without hash table.
10445 (insert_var_expansion_initialization): Likewise, make it type-safer.
10446 (combine_var_copies_in_loop_exit): Likewise.
10447 (apply_opt_in_copies): Walk lists rather than hash tables.
10448 (release_var_copies): Simplified and inlined by hand into...
10449 (free_opt_info): ... this function.
10451 2009-06-02 Richard Guenther <rguenther@suse.de>
10453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10456 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10458 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10459 only for builtins that are not overridden.
10461 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10463 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10466 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10468 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10470 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10472 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10474 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10476 * common.opt (fdump-unnumbered-links): New.
10477 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10478 * print-rtl.c (flag_dump_unnumbered_links): New.
10479 (print_rtx): Test it.
10481 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10483 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10484 push/pop multiple to 8-byte alignment.
10486 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10488 * config/i386/i386.c (queued_cfa_restores): New static variable.
10489 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10491 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10492 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10493 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10494 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10495 note unconditionally.
10496 (ix86_emit_restore_regs_using_mov): Likewise.
10497 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10498 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10499 it through to ix86_emit_restore_reg_using_pop.
10500 (ix86_emit_leave): Add RED_OFFSET argument. Call
10501 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10502 instead of adding REG_CFA_OFFSET note unconditionally.
10503 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10504 the above functions. Call ix86_add_queued_cfa_restore_notes when
10507 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10508 force output of the label even for dwarf2out_do_cfi_asm.
10509 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10510 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10511 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10513 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10514 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10515 dwarf2out_cfi_label callers.
10516 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10517 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10518 Adjust dwarf2out_cfi_label callers.
10519 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10521 * config/i386/i386.h (struct machine_cfa_state,
10522 struct machine_function): Guard with ifndef USED_FOR_TARGET
10523 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10526 * emutls.c (__emutls_get_address): Change arr->size to mean number
10527 of allocated arr->data entries instead of # of slots + 1.
10529 PR middle-end/40316
10530 * recog.c (peep2_reinit_state): New function.
10531 (peephole2_init_state): Use it at the end of a basic block and also
10532 when seeing a RTX_FRAME_RELATED_P insn.
10534 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10536 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10537 fixuns_truncrfdi2): New.
10538 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10539 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10540 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10541 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10542 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10543 *recip_approx): Remove.
10544 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10545 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10546 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10548 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10551 2009-06-01 Ian Lance Taylor <iant@google.com>
10553 * attribs.c (register_attribute): Use CONST_CAST.
10554 * collect2.c (main): Use CONST_CAST2.
10555 (scan_prog_file): Likewise.
10556 * gcc.c (process_command, main): Likewise.
10557 * toplev.c (toplev_main): Likewise.
10559 * c-typeck.c (handle_warn_cast_qual): New static function,
10560 partially broken out of build_c_cast.
10561 (build_c_cast): Call handle_warn_cast_qual.
10562 * doc/invoke.texi (Warning Options): Document new effect of
10565 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10567 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10568 (diagnostic_report_current_module): Print columns.
10569 * common.opt (flag_show_column): Enable by default.
10571 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10573 * alias.c (find_base_term): Check for NULL term before returning.
10575 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10577 Revert due to PR40320:
10578 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10579 * calls.c (emit_library_call_value_1): Don't force_operand for move
10582 2009-06-01 Olivier Hainque <hainque@adacore.com>
10583 Eric Botcazou <ebotcazou@adacore.com>
10585 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10586 to be processed as a bitfield for constructor output purposes.
10587 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10589 * varasm.c (oc_local_state): New type, output_constructor
10590 local state to support communication with helpers.
10591 (oc_outer_state): New type, output_constructor outer state of
10592 relevance in recursive calls.
10593 (output_constructor_array_range): New output_constructor helper,
10594 extracted code for an array range element.
10595 (output_constructor_regular_field): New output_constructor helper,
10596 extracted code for an element that is not a bitfield.
10597 (output_constructor_bitfield): New output_constructor helper,
10598 extracted code for a bitfield element. Accept an OUTER state
10599 argument for recursive processing. Recurse on record or array
10600 CONSTRUCTOR values, possibly past noop conversions.
10601 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10602 VALUE is a valid constant-valued expression for use in a static
10603 bit-field initializer.
10604 (output_constructor): Rework to use helpers. Accept and honor an
10605 OUTER state argument for recursive calls. Return total size. Be
10606 prepared for nested constructors initializing bitfields.
10607 (output_constant): Feed OUTER in calls to output_constructor.
10609 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10611 * calls.c (emit_library_call_value_1): Don't force_operand for move
10614 2009-06-01 Nick Clifton <nickc@redhat.com>
10616 * doc/invoke.texi (IA-64 Options): Fix typo.
10618 2009-06-01 Ira Rosen <irar@il.ibm.com>
10620 PR tree-optimization/39129
10621 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10623 (vect_do_peeling_for_loop_bound): Use
10624 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10625 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10626 (vect_loop_versioning): Likewise.
10627 (vect_create_cond_for_alias_checks): Fix indentation.
10628 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10630 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10631 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10632 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10633 "control flow in loop".
10634 (vect_estimate_min_profitable_iters): Use
10635 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10636 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10637 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10638 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10639 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10640 statement belongs to a group of strided accesses with the exact code
10642 (vectorizable_load): Likewise.
10643 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10644 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10646 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10648 * config/freebsd-stdint.h: New file.
10649 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10650 Add freebsd-stdint.h to tm_file.
10652 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10654 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10655 (thumb2_extendhidi2): Likewise.
10657 2009-05-31 Ian Lance Taylor <iant@google.com>
10659 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10661 2009-05-31 Ian Lance Taylor <iant@google.com>
10663 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10664 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10665 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10667 2009-05-31 Jason Merrill <jason@redhat.com>
10669 * tree-pretty-print.c (print_call_name): Take the callee, not the
10670 call itself. Make non-static. Use dump_function_name for functions.
10671 (dump_generic_node): Adjust.
10672 * diagnostic.h: Declare print_call_name.
10673 * gimple-pretty-print.c (dump_gimple_call): Use it.
10675 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10677 * config/sh/sh.md (ashldi3_std): New define_expand.
10680 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10683 * config/sh/sh.c: Include debug.h.
10684 (sh_expand_epilogue): Emit a blockage insn before the frame
10685 pointer adjustment also when dwarf2out_do_frame returns true.
10687 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10689 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10690 (thumb2_extendqidi2): New pattern.
10692 2009-05-31 Ira Rosen <irar@il.ibm.com>
10694 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10695 mark phis for renaming.
10696 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10697 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10698 Call mark_sym_for_renaming.
10699 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10700 * tree-vect-loop.c (vect_transform_loop): Remove
10701 vect_memsyms_to_rename initialization and a call to
10702 mark_set_for_renaming.
10704 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10706 PR middle-end/40304
10707 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10708 frame related even if !set_cfa && style < 0.
10710 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10712 * config/i386/mingw-tls.c: New file.
10713 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10714 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10715 defining _WIN32 but not __CYGWIN__.
10717 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10719 * configure.ac: Add MPC support.
10721 * config.in, configure: Regenerate.
10723 2009-05-29 Richard Henderson <rth@redhat.com>
10725 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10726 NOTE_INSN_BASIC_BLOCK.
10727 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10728 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10729 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10731 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10733 (add_cfi): Disable check redefining cfa away from drap.
10734 (lookup_cfa_1): Add remember argument; handle remember/restore.
10735 (lookup_cfa): Pass remember argument.
10736 (cfa_remember): New.
10737 (compute_barrier_args_size_1): Remove sibcall check.
10738 (dwarf2out_frame_debug_def_cfa): New.
10739 (dwarf2out_frame_debug_adjust_cfa): New.
10740 (dwarf2out_frame_debug_cfa_offset): New.
10741 (dwarf2out_frame_debug_cfa_register): New.
10742 (dwarf2out_frame_debug_cfa_restore): New.
10743 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10744 (dwarf2out_begin_epilogue): New.
10745 (dwarf2out_frame_debug_restore_state): New.
10746 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10747 DW_CFA_restore_state.
10748 (output_cfi_directive): Likewise.
10749 (convert_cfa_to_fb_loc_list): Likewise.
10750 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10751 * dwarf2out.h: Update.
10752 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10753 (copy_insn_1): Early out for null.
10754 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10755 and dwarf2out_frame_debug_restore_state.
10756 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10757 (prologue_insn_hash, epilogue_insn_hash): New.
10758 (free_after_compilation): Adjust freeing accordingly.
10759 (record_insns): Create hash table if needed; push insns into
10760 hash instead of array.
10761 (maybe_copy_epilogue_insn): New.
10762 (contains): Search hash table instead of array.
10763 (sibcall_epilogue_contains): Remove.
10764 (thread_prologue_and_epilogue_insns): Split eh_return insns
10765 and mark them as epilogues.
10766 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10767 scanning in terms of basic blocks.
10768 * insn-notes.def (CFA_RESTORE_STATE): New.
10769 * jump.c (returnjump_p_1): Accept EH_RETURN.
10770 (eh_returnjump_p_1, eh_returnjump_p): New.
10771 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10772 CFA_REGISTER, CFA_RESTORE): New.
10773 * rtl.def (EH_RETURN): New.
10774 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10776 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10777 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10779 * config/i386/i386.c (gen_push): Update cfa state.
10780 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10781 add a CFA_ADJUST_CFA note.
10782 (ix86_dwarf_handle_frame_unspec): Remove.
10783 (ix86_expand_prologue): Update cfa state.
10784 (ix86_emit_restore_reg_using_pop): New.
10785 (ix86_emit_restore_regs_using_pop): New.
10786 (ix86_emit_leave): New.
10787 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10788 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10789 * config/i386/i386.h (struct machine_cfa_state): New.
10790 (ix86_cfa_state): New.
10791 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10792 (eh_return_internal): Merge from eh_return_<mode>,
10793 use eh_return rtx, split w/ epilogue.
10795 2009-05-29 Ian Lance Taylor <iant@google.com>
10797 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10799 * calls.c (emit_library_call_value_1): Likewise.
10801 * c-typeck.c (c_build_va_arg): New function.
10802 * c-tree.h (c_build_va_arg): Declare.
10803 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10804 instead of build_va_arg.
10806 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10808 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10809 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10810 (ptr_difference_cost): Use affine combinations to compute it.
10811 (difference_cost): Likewise.
10812 (get_computation_cost_at): Compute more accurate cost for addresses
10813 if the ratio is a multiplier allowed in addresses.
10814 For non-addresses, consider that an additional offset or symbol is
10817 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10819 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10820 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10822 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10823 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10824 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10826 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10827 to 1 for TYPE_SSE{IADD1,CVT1}.
10828 (prefix_vex_imm8): Removed.
10829 (length_vex): Only pass 1 as second argument to
10830 ix86_attr_length_vex_default if prefix_extra is 0.
10831 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10832 (length): For prefix vex computation use length_immediate
10833 attribute instead of prefix_vex_imm8.
10834 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10835 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10836 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10837 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10838 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10839 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10840 a space in between the operands.
10841 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10842 if one operand is 0xff and the other one si, di, bp or sp.
10843 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10844 other one si, di, bp or sp.
10845 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10846 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10847 type and mode attributes.
10848 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10849 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10850 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10851 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10852 prefix_data16 attribute iff MODE_DF.
10853 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10854 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10855 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10856 constm128_operand in length_immediate computation.
10857 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10858 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10859 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10860 length_immediate attribute to 1.
10861 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10862 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10863 for certain alternatives.
10864 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10865 prefix_data16 attribute if MODE_V1DF.
10866 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10867 length_immediate to 1.
10868 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10869 length_address to 4, set mode attribute to MODE_DI.
10870 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10871 (fxam<mode>2_i387): Set length attribute to 4.
10872 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10873 *prefetch_3dnow_rex): Override length_address attribute.
10874 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10876 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10877 (constm128_operand): Removed.
10878 * config/i386/i386.c (memory_address_length): For
10879 disp && !index && !base in 64-bit mode account for SIB byte if
10880 print_operand_address can't optimize disp32 into disp32(%rip)
10881 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10882 for fs: or gs: segment.
10883 (ix86_attr_length_immediate_default): When checking if shortform
10884 is possible, truncate immediate to the length of the non-shortened
10886 (ix86_attr_length_address_default): Ignore MEM_P operands
10888 (ix86_attr_length_vex_default): Only check for DImode on
10889 GENERAL_REG_P operands.
10890 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10891 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10892 (sse_cvttps2pi): Clear prefix_rep attribute.
10893 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10895 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10896 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10897 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10898 iff operand 2 is const_int_operand.
10899 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10900 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10901 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10903 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10905 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10906 prefix_data16 attribute for movlpd and movhpd instructions.
10907 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10908 length_immediate for shufpd instruction.
10909 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10910 (avx_cmpp<avxmodesuffixf2c><mode>3,
10911 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10912 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10913 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10914 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10915 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10916 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10917 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10918 prefix_data16 attribute for the first alternative to 1.
10919 (*avx_loadlps): Override length_immediate for the first alternative.
10920 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10921 attributes for second alternative.
10922 (*vec_concatv2sf_sse4_1): Override length_immediate and
10923 prefix_data16 attributes for second alternative.
10924 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10925 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10926 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10927 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10928 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10929 prefix_data16 and length_immediate to 1.
10930 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10932 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10933 prefix_extra attribute for variants that don't have 0f prefix alone.
10934 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10935 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10936 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10937 *sse4_1_pextrd): Set length_immediate to 1.
10938 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10939 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10941 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10942 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10943 length_immediate to 1 for second alternative.
10944 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10945 prefix_extra and length_immediate attributes for the first
10947 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10949 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10950 to 1 for the first and third alternative.
10951 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10953 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10955 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10957 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10958 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10959 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10960 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10961 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10962 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10963 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10964 ssse3_psign<mode>3): Override prefix_rex attribute.
10965 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10966 (ssse3_palignrti): Override length_immediate to 1.
10967 (ssse3_palignrdi): Override length_immediate to 1, override
10968 prefix_rex attribute.
10969 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10970 (sse4a_extrqi): Override length_immediate to 2.
10971 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10972 (sse4a_insertq): Override prefix_data16 to 0.
10973 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10974 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10975 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10976 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10977 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10978 and length_immediate to 1.
10979 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10980 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10981 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10982 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10983 and length_immediate to 1.
10984 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10985 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10986 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10987 avx_ptest256): Override prefix_extra to 1.
10988 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10989 Override prefix_data16 and length_immediate to 1.
10990 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10991 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10992 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10993 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10994 prefix_data16 to 0 and prefix_extra to 2.
10995 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10996 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10998 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10999 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11000 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11001 and prefix_extra to 2.
11002 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11003 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11004 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11005 avx_vpermilvar<mode>3,
11006 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11007 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11008 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11009 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11010 Override prefix_extra to 1.
11011 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11012 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11013 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11014 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11015 prefix_extra and length_immediate to 1.
11016 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11018 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11019 to 1 for the first alternative.
11020 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11021 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11023 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11024 *movv2sf_internal_avx, *movv2sf_internal): Override
11025 prefix_rep attribute for certain alternatives.
11026 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11027 attributes for certain alternatives.
11028 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11029 attributes for certain alternatives.
11030 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11031 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11032 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11033 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11034 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11035 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11036 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11037 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11038 length_immediate to 1 if operand 2 is const_int_operand.
11039 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11040 *vec_extractv2si_1): Set length_immediate attribute to 1.
11041 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11042 using old 3DNOW insn rather than SSE/3DNOW_A.
11043 (mmx_emms, mmx_femms): Clear modrm attribute.
11045 2009-05-29 Martin Jambor <mjambor@suse.cz>
11047 * tree-sra.c: New implementation of SRA.
11049 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11050 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11051 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11052 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11053 (SRA_MAX_STRUCTURE_COUNT): Removed.
11054 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11055 * doc/invoke.texi (sra-max-structure-size): Removed.
11056 (sra-field-structure-ratio): Removed.
11058 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11060 PR middle-end/40291
11061 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11064 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11066 PR rtl-optimization/40101
11067 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11068 seqno. Adjust comment.
11069 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11070 inserting bookkeeping before a jump, the jump is not scheduled.
11071 When no positive seqno found, provide a value. Add comment.
11073 2009-05-29 Richard Guenther <rguenther@suse.de>
11075 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11076 short-cutting on the first component.
11078 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11080 PR middle-end/39958
11081 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11082 for trees other than decls/types.
11084 2009-05-29 Richard Guenther <rguenther@suse.de>
11086 * tree-ssa-operands.c (get_expr_operands): Do not handle
11087 INDIRECT_REFs in the handled-component case. Remove
11088 unused get_ref_base_and_extent case.
11089 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11090 tree_low_cst and host_integerp where possible.
11091 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11092 codes for equivalence.
11093 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11095 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11097 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11098 to tmake_file for i[34567]86-*-cygwin*.
11100 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11103 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11104 (altivec_categorize_keyword, init_vector_keywords,
11105 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11108 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11110 * tree.c (handle_dll_attribute): Check if node is
11111 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11113 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11115 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11117 (thumb2_zero_extendqidi2): Likewise.
11119 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11121 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11122 instead of gen_movrt.
11123 * config/sh/sh.md (movrt): Remove.
11125 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11127 * doc/invoke.texi (IA-64 Options):
11128 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11129 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11130 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11131 -msched-prefer-non-control-spec-insns,
11132 -msched-stop-bits-after-every-cycle,
11133 -msched-count-spec-in-critical-path,
11134 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11135 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11136 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11137 and -msched-spec-verbose.
11139 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11141 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11142 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11144 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11146 2009-05-28 Richard Guenther <rguenther@suse.de>
11148 * tree-ssa-alias.c (ao_ref_init): New function.
11149 (ao_ref_base): Likewise.
11150 (ao_ref_base_alias_set): Likewise.
11151 (ao_ref_alias_set): Likewise.
11152 (refs_may_alias_p_1): Change signature.
11153 (refs_may_alias_p): Adjust.
11154 (refs_anti_dependent_p): Likewise.
11155 (refs_output_dependent_p): Likewise.
11156 (call_may_clobber_ref_p_1): Change signature.
11157 (call_may_clobber_ref_p): Adjust.
11158 (stmt_may_clobber_ref_p_1): New function split out from ...
11159 (stmt_may_clobber_ref_p): ... here.
11160 (maybe_skip_until): Adjust signature.
11161 (get_continuation_for_phi): Likewise.
11162 (walk_non_aliased_vuses): Likewise.
11163 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
11164 (ao_ref_init): Declare.
11165 (ao_ref_base): Likewise.
11166 (ao_ref_alias_set): Likewise.
11167 (stmt_may_clobber_ref_p_1): Likewise.
11168 (walk_non_aliased_vuses): Adjust.
11169 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
11170 (get_ref_from_reference_ops): remove.
11171 (vn_reference_lookup_2): Adjust signature.
11172 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
11173 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
11174 (vn_reference_lookup): Adjust.
11175 (vn_reference_insert): Likewise.
11176 (vn_reference_insert_pieces): Adjust signature.
11177 (visit_reference_op_call): Adjust.
11178 * tree-ssa-pre.c (get_expr_type): Simplify.
11179 (phi_translate_1): Adjust.
11180 (compute_avail): Likewise.
11181 (translate_vuse_through_block): Do not re-build trees.
11182 (value_dies_in_block_x): Likewise.
11183 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11185 (vn_reference_lookup_pieces): Adjust declaration.
11186 (vn_reference_insert_pieces): Likewise.
11188 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11190 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11191 with checking disabled.
11193 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11197 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11198 macro definition for support of three-operand format aligned
11199 .comm directive in assembler on cygwin/pe/mingw target OS.
11200 * configure: Regenerate.
11201 * config.h: Regenerate.
11203 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11204 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11205 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11207 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11208 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11210 2009-05-28 Ira Rosen <irar@il.ibm.com>
11212 PR tree-optimization/40254
11213 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11214 in analysis of basic blocks.
11216 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11218 PR middle-end/33699
11219 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11220 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11221 (TARGET_INITIALIZER): Use it.
11222 * cse.c (CHEAPER): Move it up to the other macros.
11223 (insert): Rename this ...
11224 (insert_with_costs): ... to this. Add cost parameters. Update
11226 (insert): New function. Call insert_with_costs.
11227 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11228 find_reg_offset_for_const, try_const_anchors): New functions.
11229 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11230 when using a const-anchor. Call insert_const_anchors.
11231 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11232 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11234 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11236 * tree-inline.c (remap_decls): Enable nonlocalized variables
11237 when not optimizing.
11239 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11241 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11242 Simplify other tests involving optimize.
11244 2009-05-27 Tom Tromey <tromey@redhat.com>
11246 * unwind-dw2.c (_Unwind_DebugHook): New function.
11247 (uw_install_context): Call _Unwind_DebugHook.
11249 2009-05-27 Tom Tromey <tromey@redhat.com>
11251 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11253 2009-05-27 Ian Lance Taylor <iant@google.com>
11255 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11256 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11257 (ALL_LINKERFLAGS): Define.
11258 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11259 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11260 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11261 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11262 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11263 $(LINKER_FOR_BUILD).
11264 (build/gcov-iov$(build_exeext)): Likewise.
11266 2009-05-27 Julian Brown <julian@codesourcery.com>
11268 * gcse.c (target.h): Include.
11269 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11270 copy of argument to a pseudo register.
11272 2009-05-27 Diego Novillo <dnovillo@google.com>
11274 * tree-ssa-live.c (dump_scope_block): Document arguments.
11275 (dump_scope_blocks): Document.
11276 (debug_scope_blocks): New.
11277 * tree-flow.h (debug_scope_blocks): Declare.
11279 2009-05-21 Denis Chertykov <denisc@overta.ru>
11281 * doc/contrib.texi (Contributors): Add myself to the list.
11283 2009-05-27 Olivier Hainque <hainque@adacore.com>
11285 * expr.c (target_align): New function. Alignment the TARGET of an
11286 assignment may be assume to have.
11287 (highest_pow2_factor_for_target): Use it instead of relying on
11288 immediate tree attributes of TARGET, not necessarily honored when
11289 intermediate bitfields are involved.
11291 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11294 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11295 AVX, SSE4, AES, PCLMUL and POPCNT.
11297 2009-05-27 Diego Novillo <dnovillo@google.com>
11299 * tree-pretty-print.c (dump_location): New.
11300 (dump_generic_node): Call it.
11301 Factor code to handle BLOCK nodes ...
11302 (dump_block_node): ... here.
11304 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11306 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11308 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11310 * gcc-plugin.h: Include config.h and system.h.
11311 (IN_GCC): Define if not defined.
11313 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11315 PR middle-end/40249
11316 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11319 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11321 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11323 * config/m32r/m32r.h: Ditto.
11324 * config/m32r/m32r.md: Ditto.
11325 * config/m32r/predicates.md: Ditto.
11327 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11329 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11331 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11334 (Loading plugins): typo.
11335 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11336 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11337 (Interacting with the GCC Garbage Collector): Added new section.
11338 (Giving information about a plugin): Added new section for
11340 * ggc.h (ggc_register_root_tab): Added declaration.
11341 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11342 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11343 (register_callback): Improved comment in declaration.
11344 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11345 (extra_root_vec) Added static variable for dynamic roots registration.
11346 (ggc_register_root_tab) Added new routine.
11347 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11348 PLUGIN_GGC_MARKING event.
11349 * ggc-zone.c: Include plugin.h.
11350 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11351 * ggc-page.c: Include plugin.h.
11352 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11353 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11354 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11355 (register_callback): check lack of callbacks for
11356 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11357 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11358 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11359 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11360 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11361 dependency on plugin.h.
11362 (plugin.o): Added dependency on ggc.h...
11364 2009-05-26 Richard Guenther <rguenther@suse.de>
11366 PR middle-end/40248
11368 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11369 with mismatched comparison modes.
11371 * expr.c (expand_expr_real_1): Expand the operand of a
11372 VIEW_CONVERT_EXPR in its natural mode.
11374 2009-05-26 Ian Lance Taylor <iant@google.com>
11376 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11377 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11378 (ALL_COMPILERFLAGS): Define.
11379 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11380 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11381 (collect2$(exeext), collect2.o): Likewise.
11382 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11383 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11384 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11385 (libbackend.o, intl.o, cppdefault.o): Likewise.
11386 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11387 (build/%.o): Use $(COMPILER_FOR_BUILD).
11388 (build/gen%$(build_exeext)): Likewise.
11389 (build/gcov-iov$(build_exeext)): LIkewise.
11390 * config/t-darwin (darwin.o): Use $(COMPILER).
11391 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11392 * config/t-sol2 (sol2-c.o): Likewise.
11393 (sol2.o): Likewise.
11394 * config/t-vxworks (vxworks.o): Likewise.
11395 * config/x-darwin (host-darwin.o): Likewise.
11396 * config/x-hpux (host-hpux.o): Likewise.
11397 * config/x-linux (host-linux.o): Likewise.
11398 * config/x-solaris (host-solaris.o): Likewise.
11399 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11400 * config/arm/t-arm (arm-c.o): Likewise.
11401 * config/arm/t-pe (pe.o): Likewise.
11402 * config/arm/t-wince-pe (pe.o): Likewise.
11403 * config/i386/t-cygming (winnt.o): Likewise.
11404 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11405 * config/i386/t-cygwin (cygwin1.o): Likewise.
11406 (cygwin2.o): Likewise.
11407 * config/i386/t-i386 (i386-c.o): Likewise.
11408 * config/i386/t-interix (winnt.o): Likewise.
11409 * config/i386/t-netware (netware.o): Likewise.
11410 * config/i386/t-nwld (nwld.o): Likewise.
11411 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11412 * config/i386/x-i386 (driver-i386.o): Likewise.
11413 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11414 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11415 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11416 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11417 * config/mips/x-native (driver-native.o): Likewise.
11418 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11419 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11420 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11421 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11422 * config/score/t-score-elf (score7.o): Likewise.
11423 (score3.o): Likewise.
11424 * config/sh/t-sh (sh-c.o): Likewise.
11425 * config/sh/t-symbian (sh-c.o): Likewise.
11426 (symbian.o): Likewise.
11427 * config/spu/t-spu-elf (spu-c.o): Likewise.
11428 * config/v850/t-v850 (v850-c.o): Likewise.
11429 * config/v850/t-v850e (v850-c.o): Likewise.
11431 2009-05-26 Richard Guenther <rguenther@suse.de>
11433 PR tree-optimization/40122
11434 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11435 VECTOR_CSTs if possible.
11436 (fold_gimple_assign): Likewise.
11438 2009-05-26 Richard Guenther <rguenther@suse.de>
11440 PR middle-end/40252
11441 * fold-const.c (fold_binary): Use the correct types for building
11444 2009-05-26 Richard Guenther <rguenther@suse.de>
11446 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11447 redundant calls to merge_alias_info.
11448 (bump_vector_ptr): Likewise.
11449 * tree-ssa-copy.c (merge_alias_info): Remove.
11450 (replace_exp_1): Remove call to merge_alias_info.
11451 (propagate_tree_value): Likewise.
11452 (fini_copy_prop): Propagate points-to info.
11453 * tree-flow.h (merge_alias_info): Remove.
11455 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11457 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11459 2009-05-25 Jan Hubicka <jh@suse.cz>
11461 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11462 * cgraph.h (struct inline_summary): New filed self_wize,
11463 size_inlining_benefit, self_time and time_inlining_benefit.
11464 (struct cgraph_global_info): Replace insns by time ans size fields.
11465 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11466 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11467 (ipcp_update_callgraph): Do not touch function bodies.
11468 * ipa-inline.c: Include except.h
11469 (MAX_TIME): New constant.
11470 (overall_insns): Remove.
11471 (leaf_node_p): New.
11472 (overall_size, max_benefit): New static variables.
11473 (cgraph_estimate_time_after_inlining): New function.
11474 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11475 (cgraph_clone_inlined_nodes): Update size.
11476 (cgraph_mark_inline_edge): Update size.
11477 (cgraph_estimate_growth): Use size info.
11478 (cgraph_check_inline_limits): Check size.
11479 (cgraph_default_inline_p): Likewise.
11480 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11481 (cgraph_decide_recursive_inlining): Check size.
11482 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11484 (cgraph_decide_inlining): Likewise.
11485 (cgraph_decide_inlining_incrementally): Likewise; honor
11486 PARAM_EARLY_INLINING_INSNS.
11487 (likely_eliminated_by_inlining_p): New predicate.
11488 (estimate_function_body_sizes): New function.
11489 (compute_inline_parameters): Use it.
11490 * except.c (must_not_throw_labels): New function.
11491 * except.h (must_not_throw_labels): Declare.
11492 * tree-inline.c (init_inline_once): Kill inlining_weigths
11493 * tree-ssa-structalias.c: Avoid uninitialized warning.
11494 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11495 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11496 (PARAM_INLINE_CALL_COST): Remove.
11497 (PARAM_EARLY_INLINING_INSNS): New.
11499 2009-05-25 Richard Guenther <rguenther@suse.de>
11501 PR tree-optimization/36327
11502 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11503 callback for reference translation or lookup at the point of may-defs.
11504 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11505 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11506 for union COMPONENT_REFs.
11507 (vn_reference_lookup_3): New callback. Lookup from memset
11508 and CONSTRUCTOR assignment, translate through struct copies.
11509 (vn_reference_lookup_pieces): Make sure to not free the
11510 passed operands array. Adjust walk_non_aliased_vuses call.
11511 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11512 make sure we do not leak memory.
11514 2009-05-25 Richard Guenther <rguenther@suse.de>
11516 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11517 * tree-inline.c (expand_call_inline): Reset the escaped and
11518 callused solutions.
11519 * tree-ssa-structalias.c (pass_build_ealias): New.
11520 * tree-pass.h (pass_build_ealias): Declare.
11521 * passes.c (init_optimization_passes): Add PTA during
11522 early optimizations.
11523 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11524 and CALLUSED solutions.
11525 (dump_points_to_solution): New function, split out from ...
11526 (dump_points_to_info_for): ... here.
11527 * tree-parloops.c (parallelize_loops): Reset the escaped and
11528 callused solutions.
11530 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11533 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11534 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11536 2009-05-25 Ira Rosen <irar@il.ibm.com>
11538 PR tree-optimization/40238
11539 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11540 statements after basic block's labels.
11541 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11542 to free the allocated memory.
11544 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11546 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11547 return address with a USE.
11549 2009-05-24 Richard Guenther <rguenther@suse.de>
11551 PR middle-end/40233
11552 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11553 array type from the main variant of the inner type.
11555 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11557 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11558 definition to bool (from int) to un-break build.
11559 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11561 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11563 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11564 discard_stmt_changes): Delete.
11565 * tree-ssa-operands.c (scb_stack): Delete.
11566 (init_ssa_operands): Do not initialize it.
11567 (fini_ssa_operands): Do not free it.
11568 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11570 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11571 update_stmt, remove the others. Fix comments.
11572 * tree-dfa.c (optimize_stack_restore): Likewise.
11573 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11574 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11575 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11576 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11578 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11579 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11580 (dom_opt_finalize_block): Likewise, adjusting access to
11582 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11583 (stmts_to_rescan): Change item type to gimple.
11584 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11586 2009-05-24 Ira Rosen <irar@il.ibm.com>
11588 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11589 * tree-pass.h (pass_slp_vectorize): New pass.
11590 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11591 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11592 * tree-vectorizer.c (timevar.h): Include.
11593 (user_vect_verbosity_level): Declare.
11594 (vect_location): Fix comment.
11595 (vect_set_verbosity_level): Update user_vect_verbosity_level
11596 instead of vect_verbosity_level.
11597 (vect_set_dump_settings): Add an argument. Ignore user defined
11598 verbosity if dump flags require higher level of verbosity. Print to
11599 stderr only for loop vectorization.
11600 (vectorize_loops): Update call to vect_set_dump_settings.
11601 (execute_vect_slp): New function.
11602 (gate_vect_slp): Likewise.
11603 (struct gimple_opt_pass pass_slp_vectorize): New.
11604 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11605 access its members.
11606 (vec_info_for_bb): New function.
11607 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11608 (VECTORIZATION_ENABLED): New macro.
11609 (SLP_ENABLED, SLP_DISABLED): Likewise.
11610 (vect_is_simple_use): Add bb_vec_info argument.
11611 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11612 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11613 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11614 vect_schedule_slp, vect_analyze_slp): Likewise.
11615 (vect_analyze_stmt): Add slp_tree argument.
11616 (find_bb_location): Declare.
11617 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11618 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11619 (vect_analyze_loop_operations, vect_analyze_loop,
11620 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11621 vect_finalize_reduction, vectorizable_reduction,
11622 vectorizable_live_operation, vect_transform_loop): Likewise.
11623 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11624 skip evolution analysis if analyzing a basic block.
11625 (dr_analyze_indices): Likewise.
11626 (initialize_data_dependence_relation): Skip the test whether the
11627 object is invariant for basic blocks.
11628 (compute_all_dependences): Skip dependence analysis for data
11629 references in basic blocks.
11630 (find_data_references_in_stmt): Don't fail in case of invariant
11631 access in basic block.
11632 (find_data_references_in_bb): New function.
11633 (find_data_references_in_loop): Move code to
11634 find_data_references_in_bb and add a call to it.
11635 (compute_data_dependences_for_bb): New function.
11636 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11637 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11639 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11640 unknown dependence in basic block and fail in case of dependence in
11642 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11643 dependence instances from either loop or basic block vectorization
11645 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11646 before calling nested_in_vect_loop_p.
11647 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11648 dependence instances from either loop or basic block vectorization
11650 (vect_verify_datarefs_alignment): Likewise.
11651 (vect_enhance_data_refs_alignment): Adjust function calls.
11652 (vect_analyze_data_refs_alignment): Likewise.
11653 (vect_analyze_group_access): Fix printing. Skip different checks if
11654 DR_STEP is 0. Keep strided stores either in loop or basic block
11655 vectorization data structure. Fix indentation.
11656 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11658 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11659 dependence instances from either loop or basic block vectorization
11661 (vect_analyze_data_refs): Update comment. Call
11662 compute_data_dependences_for_bb to analyze basic blocks.
11663 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11664 case of loop vectorization. In case of basic block vectorization use
11665 data-ref itself as a base.
11666 (vect_create_data_ref_ptr): In case of basic block vectorization:
11667 don't advance the pointer, add new statements before the current
11668 statement. Adjust function calls.
11669 (vect_supportable_dr_alignment): Support only aligned accesses in
11670 basic block vectorization.
11671 * common.opt (ftree-slp-vectorize): New flag.
11672 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11673 (vect_pattern_recog_1): Likewise.
11674 * tree-vect-stmts.c (process_use): Likewise.
11675 (vect_init_vector): Add new statements in the beginning of the basic
11676 block in case of basic block SLP.
11677 (vect_get_vec_def_for_operand): Adjust function calls.
11678 (vect_finish_stmt_generation): Likewise.
11679 (vectorizable_call): Add assert that it is loop vectorization, adjust
11681 (vectorizable_conversion, vectorizable_assignment): Likewise.
11682 (vectorizable_operation): In case of basic block SLP, take
11683 vectorization factor from statement's type and skip the relevance
11684 check. Adjust function calls.
11685 (vectorizable_type_demotion): Add assert that it is loop
11686 vectorization, adjust function calls.
11687 (vectorizable_type_promotion): Likewise.
11688 (vectorizable_store): Check for outer loop only in case of loop
11689 vectorization. Adjust function calls. For basic blocks, skip the
11690 relevance check and don't advance pointers.
11691 (vectorizable_load): Likewise.
11692 (vectorizable_condition): Add assert that it is loop vectorization,
11693 adjust function calls.
11694 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11695 that it is not reduction, get vector type, call only supported
11696 functions, skip loop specific parts.
11697 (vect_transform_stmt): Check for outer loop only in case of loop
11699 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11700 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11701 for external definition.
11702 * passes.c (pass_slp_vectorize): New pass.
11703 * tree-vect-slp.c (find_bb_location): New function.
11704 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11705 check for patterns only in loops.
11706 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11707 case of multiple types in basic block SLP.
11708 (vect_mark_slp_stmts_relevant): New function.
11709 (vect_supported_load_permutation_p): Fix comment.
11710 (vect_analyze_slp_instance): Add argument. In case of basic block
11711 SLP, take vectorization factor from statement's type, check that
11712 unrolling factor is 1. Adjust function call. Save SLP instance in
11713 either loop or basic block vectorization structure. Return FALSE,
11715 (vect_analyze_slp): Add argument. Get strided stores groups from
11716 either loop or basic block vectorization structure. Return FALSE
11717 if basic block SLP failed.
11718 (new_bb_vec_info): New function.
11719 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11720 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11721 (vect_schedule_slp): Add argument. Get SLP instances from either
11722 loop or basic block vectorization structure. Set vectorization factor
11723 to be 1 for basic block SLP.
11724 (vect_slp_transform_bb): New function.
11725 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11727 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11729 * final.c (shorten_branches): Do not align labels for jump tables.
11730 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11732 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11734 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11735 Remove outdated reference to flow.c and fix nits.
11736 * doc/gccint.texi: Tweak RTL description.
11737 * doc/rtl.texi: Likewise.
11739 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11741 * config/avr/avr.c: Change my email address.
11742 * config/avr/avr.h: Likewise.
11743 * config/avr/avr.md: Likewise.
11744 * config/avr/avr-protos.h: Likewise.
11745 * config/avr/libgcc.S: Likewise.
11747 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11749 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11750 (spu_split_load, spu_split_store): Change return type to int.
11751 (spu_split_convert): Declare.
11752 * config/spu/predicates.md (spu_mem_operand): Remove.
11753 (spu_mov_operand): Update.
11754 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11755 * config/spu/spu.c (regno_aligned_for_load): Remove.
11756 (reg_aligned_for_addr, spu_expand_load): Define.
11757 (spu_expand_extv): Reimplement and handle MEM.
11758 (spu_expand_insv): Handle MEM.
11759 (spu_sched_reorder): Handle insn's with length 0.
11760 (spu_legitimate_address_p): Reimplement.
11761 (store_with_one_insn_p): Return TRUE for any mode with size
11762 larger than 16 bytes.
11763 (address_needs_split): Define.
11764 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11766 (spu_convert_move): Define.
11767 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11768 (spu_split_store): Change all MEM's to TImode.
11769 (spu_init_expanders): Preallocate registers that correspond to
11770 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11772 (spu_split_convert): Define.
11773 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11774 (_move<mode>, _movdi, _movti): Update predicate and condition.
11775 (load, store): Change to define_split.
11776 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11778 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11779 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11780 define_insn_and_split of lshr<mode>3.
11781 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11782 (<v>ashr<mode>3_imm): Define.
11783 (extv, extzv, insv): Allow MEM operands.
11784 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11785 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11786 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11787 (_spu_convert2): Change to define_insn_and_split and remove the
11788 corresponding define_peephole2.
11789 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11790 Change predicates to memory_operand.
11792 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11794 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11796 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11798 PR tree-optimization/40219
11799 * tree.c (iterative_hash_expr): Make sure the builtin function is
11800 a normal builtin function and not a front end or back end builtin
11801 before indexing into the built_in_decls array.
11803 2009-05-22 Richard Guenther <rguenther@suse.de>
11805 PR middle-end/38964
11806 * alias.c (write_dependence_p): Do not use TBAA for answering
11807 anti-dependence or output-dependence.
11808 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11809 (emit_pointer_definition): Remove.
11810 (emit_alias_warning): Likewise.
11811 (find_what_var_points_to): Remove TBAA pruning code.
11812 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11814 (compute_points_to_sets): Remove code computing the set of
11815 dereferenced pointers.
11816 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11817 oracle for querying anti and output dependencies.
11818 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11819 if TBAA may be applied.
11820 (refs_anti_dependent_p): New function.
11821 (refs_output_dependent_p): Likewise.
11822 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11823 (refs_output_dependent_p): Likewise.
11824 * doc/tree-ssa.texi (Memory model): New section.
11825 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11826 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11827 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11828 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11829 * expr.c (expand_expr_real_1): Likewise.
11830 * gimple-low.c (lower_stmt): Likewise.
11831 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11832 (dump_gimple_cdt): Remove.
11833 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11834 (gimple_size): Likewise.
11835 (walk_gimple_op): Likewise.
11836 (is_gimple_stmt): Likewise.
11837 (walk_stmt_load_store_addr_ops): Likewise.
11838 (gimple_build_cdt): Remove.
11839 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11840 * gimple.h (gimple_cdt_new_type): Remove.
11841 (gimple_cdt_new_type_ptr): Likewise.
11842 (gimple_cdt_set_new_type): Likewise.
11843 (gimple_cdt_location): Likewise.
11844 (gimple_cdt_location_ptr): Likewise.
11845 (gimple_cdt_set_location): Likewise.
11846 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11847 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11848 GIMPLE_CHANGE_DYNAMIC_TYPE.
11849 (verify_types_in_gimple_stmt): Likewise.
11850 * tree-inline.c (estimate_num_insns): Likewise.
11851 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11852 (copy_decl_to_var): Likewise.
11853 (copy_result_decl_to_var): Likewise.
11854 * tree-pretty-print.c (dump_generic_node): Do not handle
11855 CHANGE_DYNAMIC_TYPE_EXPR.
11856 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11857 * tree-ssa-operands.c (get_expr_operands): Likewise.
11858 * tree-ssa-structalias.c (struct variable_info): Remove
11859 no_tbaa_pruning member.
11860 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11861 (unify_nodes): Do not copy it.
11862 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11863 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11864 (set_uids_in_ptset): Do not check it.
11865 (find_what_var_points_to): Likewise.
11866 (compute_tbaa_pruning): Remove.
11867 (compute_points_to_sets): Do not call it.
11868 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11869 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11870 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11871 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11872 (DECL_NO_TBAA_P): Likewise.
11873 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11874 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11875 (expand_omp_atomic_pipeline): Do not set it.
11876 * print-tree.c (print_node): Do not dump it.
11877 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11880 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11883 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11886 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11888 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11891 2009-05-22 Ben Elliston <bje@au.ibm.com>
11893 * Makefile.in (bversion.h, s-bversion): New targets.
11894 (TOPLEV_H): Add bversion.h.
11895 * toplev.h: Include "bversion.h".
11896 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11897 the __format__ attribute only if compiling with the same version
11898 of GCC as the sources (the "build version").
11900 2009-05-22 Ben Elliston <bje@au.ibm.com>
11902 * c-format.c (handle_format_attribute): Fix comment typo.
11904 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11907 * config/ia64/ia64.opt (mfused-madd): New.
11908 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11909 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11910 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11911 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11912 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11913 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11914 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11915 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11916 instruction if !TARGET_FUSED_MADD.
11917 (fpma, fpms): Remove colon from name.
11919 2009-05-22 Richard Guenther <rguenther@suse.de>
11921 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11922 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11923 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11925 (create_expression_by_pieces): Only convert if necessary.
11926 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11927 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11929 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11931 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11932 regular pattern from a template and rename it ...
11933 (*extzv_truncsi_exts): ... to this.
11935 2009-05-21 Richard Guenther <rguenther@suse.de>
11937 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11938 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11939 (cgraph_default_inline_p): Likewise.
11940 (cgraph_decide_inlining_incrementally): Likewise.
11942 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11943 Uros Bizjak <ubizjak@gmail.com>
11945 * config/i386/cpuid.h (bit_MOVBE): New.
11947 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11949 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11950 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11951 (ix86_handle_option): Handle OPT_mmovbe.
11952 (ix86_target_string): Add -mmovbe.
11953 (pta_flags): Add PTA_MOVBE.
11954 (processor_alias_table): Add PTA_MOVBE to "atom".
11955 (override_options): Handle PTA_MOVBE.
11957 * config/i386/i386.h (TARGET_MOVBE): New.
11959 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11960 (*bswapsi_movbe): New.
11961 (*bswapdi_movbe): Likewise.
11962 (bswapdi2): Renamed to ...
11963 (*bswapdi_1): This.
11964 (bswapdi2): New expander.
11966 * config/i386/i386.opt (mmovbe): New.
11968 * doc/invoke.texi: Document -mmovbe.
11970 2009-05-21 Taras Glek <tglek@mozilla.com>
11972 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11973 * gcc-plugin.h (plugin_init): Updated signature.
11974 * gcc-plugin.h (plugin_name_args): Moved to this header.
11975 * doc/plugins.texi (plugin_init): Updated documention to reflect
11977 * doc/plugins.texi (plugin_name_args): Added to documention.
11979 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11981 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11982 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11984 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11986 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11987 JUMP_TABLE_DATA_P predicates where applicable.
11988 * config/i386/predicates.md: Ditto.
11989 * config/i386/sse.md: Ditto.
11991 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11993 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11994 operand2 -128 override length_immediate attribute to 1.
11995 * config/i386/predicates.md (constm128_operand): New predicate.
11997 * config/i386/i386.c (memory_address_length): Handle %r12
11998 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12000 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12001 mode look through optional ZERO_EXTEND and SUBREG.
12002 * config/i386/i386.md (R12_REG): New define_constant.
12003 (prefix_data16): For sse unit set also for MODE_TI insns.
12004 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12005 insns set if operand 1 is ext_QIreg_operand.
12006 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12007 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12009 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12010 mode from MODE_DI to MODE_SI.
12011 (movdi_1_rex64): Override modrm and length_immediate attributes
12012 only for movabs (TYPE_IMOV, alternative 2).
12013 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12014 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12015 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12016 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12017 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12018 prefix_rex attribute if DImode.
12019 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12020 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12021 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12022 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12023 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12024 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12025 Likewise. For TYPE_IMOV clear length_immediate attribute.
12026 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12027 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12028 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12029 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12030 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12031 or one operand TYPE_ISHIFT.
12032 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12033 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12034 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12035 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12036 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12037 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12038 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12039 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12040 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12041 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12042 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12043 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12044 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12045 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12046 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12047 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12048 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12049 set mode attribute, don't override length attribute.
12050 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12052 (return_internal_long): Set length attribute to 2 instead of 1.
12053 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12054 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12055 prefix_rex attribute.
12056 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12058 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12060 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12062 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12064 2009-05-20 Ian Lance Taylor <iant@google.com>
12066 * tree.c (build_tree_list_vec_stat): New function.
12067 (ctor_to_vec): New function.
12068 (build_nt_call_vec): New function.
12069 (build_call_array): Change args to be a const pointer.
12070 (build_call_vec): New function.
12071 * tree.h (build_nt_call_vec): Declare.
12072 (build_tree_list_vec_stat): Declare.
12073 (build_tree_list_vec): Define.
12074 (build_call_array): Update declaration.
12075 (build_call_vec): Declare.
12076 (ctor_to_vec): Declare.
12077 * c-common.c (tree_vector_cache): New static variable.
12078 (make_tree_vector): New function.
12079 (release_tree_vector): New function.
12080 (make_tree_vector_single): New function.
12081 (make_tree_vector_copy): New function.
12082 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12083 (make_tree_vector_single, make_tree_vector_copy): Declare.
12084 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12085 (c_parser_expr_list): Don't manage cache here, instead call
12087 (c_parser_release_expr_list): Remove static function.
12088 (c_parser_vec_to_tree_list): Remove static function.
12089 (c_parser_attributes): Call build_tree_list_vec instead of
12090 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12091 c_parser_release_expr_list.
12092 (c_parser_postfix_expression_after_primary): Likewise.
12093 (c_parser_objc_keywordexpr): Likewise.
12095 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12097 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12098 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12099 TARGET_CONVERT_TO_TYPE.
12100 * hooks.c (hook_tree_const_tree_null): Define.
12101 * hooks.h (hook_tree_const_tree_null): Declare.
12102 * target.h (struct gcc_target): Add invalid_parameter_type,
12103 invalid_return_type, promoted_type, and convert_to_type fields.
12104 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12105 (TARGET_INVALID_RETURN_TYPE): Define.
12106 (TARGET_PROMOTED_TYPE): Define.
12107 (TARGET_CONVERT_TO_TYPE): Define.
12108 (TARGET_INITIALIZER): Update for new fields.
12109 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12110 (grokparms): Check targetm.invalid_parameter_type.
12111 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12112 * c-convert.c (convert): Check targetm.convert_to_type.
12114 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12116 * config/mips/mips.md (*extenddi_truncate<mode>,
12117 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12119 (*extendhi_truncateqi): New define_insn_and_sptit.
12121 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12123 PR middle-end/40204
12124 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12125 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12127 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12129 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12130 the operand of VIEW_CONVERT_EXPR.
12132 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12134 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12135 extended family and model for Intel processors. Support Intel Atom.
12137 2009-05-20 Olivier Hainque <hainque@adacore.com>
12139 * gstab.h (stab_code_type): Define, to be used instead of the
12140 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12142 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12143 occurrences by stab_code_type.
12144 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12146 2009-05-20 Martin Jambor <mjambor@suse.cz>
12148 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12149 (sra_insert_before): Likewise.
12150 (sra_insert_after): Likewise.
12151 (sra_init_cache): Likewise.
12152 (sra_type_can_be_decomposed_p): Likewise.
12153 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12154 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12155 (sra_insert_before): Likewise.
12156 (sra_insert_after): Likewise.
12157 (sra_init_cache): Likewise.
12158 (insert_edge_copies_seq): Made static and moved upwards.
12160 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
12163 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
12165 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
12166 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
12169 2009-05-20 Richard Guenther <rguenther@suse.de>
12171 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12172 with mismatched comparison modes.
12174 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12176 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
12177 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
12178 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
12179 with shifts for Thumb2.
12180 (orsi_notsi): New for orn.
12181 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
12182 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12183 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12184 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12185 Don't invert remainder for IOR.
12187 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12189 PR tree-optimization/40087
12190 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12191 number_of_iterations_ne): Rename never_infinite argument.
12192 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12193 number_of_iterations_le): Handle pointer-type ivs when
12194 exit_must_be_taken is false.
12195 (number_of_iterations_cond): Do not always assume that
12196 exit_must_be_taken if the control variable is a pointer.
12198 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12200 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12201 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12203 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12205 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12206 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12208 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12211 * c.opt (Wlogical-op): Disabled by default.
12212 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12214 * doc/invoke.texi (Wlogical-op): Likewise.
12216 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12218 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12220 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12221 Propagate the type of the first operand.
12222 <ASSERT_EXPR>: Simplify.
12223 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12224 Rewrite using the RHS code as discriminant.
12225 <NOP_EXPR>: Turn into CASE_CONVERT.
12226 <PLUS_EXPR>: Propagate the type of the first operand.
12228 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12230 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12231 (ia64_dconst_0_375): New.
12232 * config/ia64/ia64.c (ia64_override_options): Remove
12233 -minline-sqrt-min-latency warning.
12234 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12235 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12236 * config/ia64/ia64.md (*sqrt_approx): Remove.
12237 (sqrtsf2): Remove #if 0.
12238 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12239 (sqrtdf): Remove assert.
12240 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12241 (sqrtxf2): Remove #if 0.
12242 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12243 * div.md (sqrt_approx_rf): New.
12244 (sqrtsf2_internal_thr): New implementation.
12245 (sqrtsf2_internal_lat): New.
12246 (sqrtdf2_internal_thr: New implementation.
12247 (sqrtxf2_internal): New implementation.
12249 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12250 Hans-Peter Nilsson <hp@axis.com>
12252 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12253 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12254 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12255 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12256 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12257 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12258 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12259 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12260 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12261 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12262 * c-common.c: ...from here.
12264 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12266 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12268 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12270 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12272 2009-05-19 Ben Elliston <bje@au.ibm.com>
12274 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12275 assignments with memcpy calls.
12276 (add_fdes): Likewise.
12277 (binary_search_unencoded_fdes): Likewise.
12278 (linear_search_fdes): Eliminate type puns.
12280 2009-05-19 Richard Guenther <rguenther@suse.de>
12282 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12283 not falsely claim to have propagated into all uses.
12285 2009-05-19 Ben Elliston <bje@au.ibm.com>
12287 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12290 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12292 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12293 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12294 (TARGET_LEGITIMATE_ADDRESS_P): New.
12295 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12296 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12298 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12301 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12302 child of the containing namespace's DIE.
12304 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12306 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12307 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12308 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12311 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12314 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12315 gen_align with gen_pad.
12316 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12317 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12319 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12320 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12322 * config/i386/i386.md (align): Renamed to ...
12323 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12324 ASM_OUTPUT_MAX_SKIP_PAD.
12326 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12328 * config.gcc: Fix variable syntax.
12331 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12332 before calling exact_log2.
12333 (output_iorsi3): Likewise.
12334 (output_xorsi3): Likewise.
12336 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12338 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12339 for the none zero constant operand except for EQ and NE
12340 comprisons even when the first operand is R0.
12342 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12344 * config/s390/2064.md: Remove trailing whitespaces.
12345 * config/s390/2084.md: Likewise.
12346 * config/s390/constraints.md: Likewise.
12347 * config/s390/fixdfdi.h: Likewise.
12348 * config/s390/libgcc-glibc.ver: Likewise.
12349 * config/s390/s390-modes.def: Likewise.
12350 * config/s390/s390-protos.h: Likewise.
12351 * config/s390/s390.c: Likewise.
12352 * config/s390/s390.h: Likewise.
12353 * config/s390/s390.md: Likewise.
12354 * config/s390/tpf-unwind.h: Likewise.
12356 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12358 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12360 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12363 * configure.ac (m68k-*-*): Check if binutils support TLS.
12364 * configure: Regenerate.
12365 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12366 * config/m68k/constraints.md (Cu): New constraint.
12367 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12368 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12369 (movsi): Handle TLS symbols.
12370 (addsi3_5200): Handle XTLS symbols, indent.
12371 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12372 (m68k_tls_reference_p): Declare.
12373 (m68k_legitimize_address): Declare.
12374 (m68k_unwrap_symbol): Declare.
12375 * config/m68k/m68k.opt (mxtls): New option.
12376 * config/m68k/m68k.c (ggc.h): Include.
12377 (m68k_output_dwarf_dtprel): Implement hook.
12378 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12379 (m68k_expand_prologue): Load GOT pointer when function needs it.
12380 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12381 (m68k_legitimate_constant_address_p): Same.
12382 (m68k_decompose_address): Handle TLS references.
12383 (m68k_get_gp): New static function.
12384 (enum m68k_reloc): New contants.
12385 (TLS_RELOC_P): New macro.
12386 (m68k_wrap_symbol): New static function.
12387 (m68k_unwrap_symbol): New function.
12388 (m68k_final_prescan_insn_1): New static function.
12389 (m68k_final_prescan_insn): New function.
12390 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12392 (legitimize_pic_address): Handle TLS references..
12393 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12394 (m68k_libcall_value_in_a0_p)
12395 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12396 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12397 (m68k_legitimize_tls_address): Handle TLS references.
12398 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12400 (m68k_legitimize_address): Handle TLS symbols.
12401 (m68k_get_reloc_decoration): New static function.
12402 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12404 (m68k_output_dwarf_dtprel): Implement hook.
12405 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12406 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12407 m68k_call_* routines.
12408 (sched_attr_op_type): Handle TLS symbols.
12409 (gt-m68k.h): Include.
12410 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12411 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12413 2009-05-18 Martin Jambor <mjambor@suse.cz>
12415 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12416 (visit_store_addr_for_mod_analysis): New function.
12417 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12418 (determine_cst_member_ptr): Use gimple_assign_single_p.
12419 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12420 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12421 operands. Don't check number of operands of a NOP_EXPR.
12423 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12425 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12427 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12430 * c-common.c (warn_logical_operator): Don't warn if one of
12431 expression isn't always true or false.
12433 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12435 * config/i386/biarch32.h: New file.
12436 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12438 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12440 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12441 *zero_extend<mode>_truncqi): Merge these into ...
12442 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12443 Name the pattern following this as *zero_extendhi_truncqi.
12445 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12447 PR middle-end/39301
12448 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12449 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12450 (output_info): Make field HOST_WIDEST_INT.
12451 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12452 (dump_bitmat_statistics): Same.
12454 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12456 * config.gcc (use_gcc_stdint): Set to wrap.
12457 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12458 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12459 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12460 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12461 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12462 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12463 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12464 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12466 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12468 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12470 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12471 Move definitions earlier.
12472 (OPT_ARCH64, OPT_ARCH32): Define.
12473 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12476 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12479 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12482 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12484 * arm.md (movdi2): Copy non-reg values to DImode registers.
12486 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12489 * final.c (label_to_max_skip): New function.
12490 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12491 CODE_LABEL_NUMBER <= max_labelno.
12492 * output.h (label_to_max_skip): New prototype.
12493 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12494 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12495 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12496 Handle CODE_LABELs with >= 16 byte alignment or with
12497 max_skip == (1 << align) - 1.
12498 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12499 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12502 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12503 .p2align 3 if MAX_SKIP is smaller than 7.
12504 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12506 2009-05-15 Ian Lance Taylor <iant@google.com>
12508 * alias.c (struct alias_set_entry_d): Rename from struct
12509 alias_set_entry. Change all uses.
12510 * except.c (struct call_site_record_d): Rename from struct
12511 call_site_record. Change all uses.
12512 * except.h (struct eh_region_d): Rename from struct eh_region.
12514 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12516 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12517 ivtype_map_elt. Change all uses.
12518 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12520 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12521 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12523 (struct sese_d): Rename from struct sese. Change all uses.
12524 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12525 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12526 * optabs.h (struct optab_d): Rename from struct optab. Change all
12528 (struct convert_optab_d): Rename from struct convert_optab.
12530 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12531 ipa_opt_pass. Change all uses.
12532 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12535 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12536 defined as a typedef.
12537 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12540 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12543 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12545 (merge_ranges): Returns bool.
12546 * tree.h (make_range): .. to here.
12547 (build_range_check): Likewise.
12548 (merge_ranges): Likewise. Renamed from merge_ranges.
12549 * c-typeck.c (parser_build_binary_op): Update calls to
12550 warn_logical_operator.
12551 * c-common.c (warn_logical_operator): Add new warning.
12552 * c-common.h (warn_logical_operator): Update declaration.
12554 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12556 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12558 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12560 * doc/install.texi: Document MPC requirements, flags etc.
12562 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12563 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12564 Evaluate constant arguments.
12565 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12566 (fold_builtin_1): Likewise, also evaluate constant arguments.
12567 Remove superfluous break.
12568 (do_mpc_ckconv): New.
12569 * real.h: Include mpc.h.
12570 * toplev.c (print_version): Output MPC version info if available.
12572 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12574 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12576 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12578 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12581 2009-05-15 Jan Hubicka <jh@suse.cz>
12583 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12584 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12585 (try_inline): Fix return value.
12586 (cgraph_decide_inlining_incrementally): Honor new value.
12587 (cgraph_early_inlining): Handle indirect inlining.
12588 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12590 2009-05-15 Jan Hubicka <jh@suse.cz>
12592 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12593 * cgraphunit.c (cgraph_finalize_function): Set it.
12594 (cgraph_expand_function): Use it.
12596 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12598 * real.c (encode_ieee_half): Define.
12599 (decode_ieee_half): Define.
12600 (ieee_half_format): Define.
12601 (arm_half_format): Define.
12602 * real.h (ieee_half_format): Declare.
12603 (arm_half_format): Declare.
12605 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12607 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12608 swapped, and reversed optabs exist before trying to use them.
12610 2009-05-15 Paul Brook <paul@codesourcery.com>
12611 Sandra Loosemore <sandra@codesourcery.com>
12613 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12614 loads. Allow PRE_DEC.
12615 (output_move_neon): Handle PRE_DEC.
12616 (arm_print_operand): Add 'A' for neon structure loads.
12617 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12618 * config/arm/neon.md (neon_mov): Update comment.
12619 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12621 (Um): New constraint.
12623 2009-05-15 Jan Hubicka <jh@suse.cz>
12625 Revert the following patch until testsuite fallout is fixed:
12626 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12627 * cgraph.h (struct inline_summary): New filed self_wize,
12628 size_inlining_benefit, self_time and time_inlining_benefit.
12629 (struct cgraph_global_info): Replace insns by time ans size fields.
12630 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12631 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12632 (ipcp_update_callgraph): Do not touch function bodies.
12633 * ipa-inline.c: Include except.h
12634 (MAX_TIME): New constant.
12635 (overall_insns): Remove
12636 (overall_size, max_benefit): New static variables.
12637 (cgraph_estimate_time_after_inlining): New function.
12638 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12639 (cgraph_clone_inlined_nodes): Update size.
12640 (cgraph_mark_inline_edge): Update size.
12641 (cgraph_estimate_growth): Use size info.
12642 (cgraph_check_inline_limits): Check size.
12643 (cgraph_default_inline_p): Likewise.
12644 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12645 (cgraph_decide_recursive_inlining): Check size.
12646 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12648 (cgraph_decide_inlining): Likewise.
12649 (cgraph_decide_inlining_incrementally): Likewise; honor
12650 PARAM_EARLY_INLINING_INSNS.
12651 (likely_eliminated_by_inlining_p): New predicate.
12652 (estimate_function_body_sizes): New function.
12653 (compute_inline_parameters): Use it.
12654 * except.c (must_not_throw_labels): New function.
12655 * except.h (must_not_throw_labels): Declare.
12656 * tree-inline.c (init_inline_once): Kill inlining_weigths
12657 * tree-ssa-structalias.c: Avoid uninitialized warning.
12658 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12659 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12660 (PARAM_INLINE_CALL_COST): Remove.
12661 (PARAM_EARLY_INLINING_INSNS): New.
12663 2009-05-15 Richard Guenther <rguenther@suse.de>
12665 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12666 not TODO_update_ssa.
12668 2009-05-15 Richard Guenther <rguenther@suse.de>
12670 PR tree-optimization/39999
12671 * gimple.h (gimple_expr_type): Use the expression type looking
12672 through useless conversions.
12673 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12674 (vn_nary_op_insert_stmt): Likewise.
12675 (simplify_binary_expression): Likewise.
12677 2009-05-15 Richard Guenther <rguenther@suse.de>
12679 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12680 New options, enabled by default.
12681 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12683 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12684 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12685 * tree-ssa-structalias.c (gate_tree_pta): New function.
12686 (pass_build_alias): Use it.
12688 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12690 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12691 recurse on an invariant address if a conversion from a pointer
12692 type to a wider integer type is involved.
12694 2009-05-15 Jan Hubicka <jh@suse.cz>
12696 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12697 * cgraph.h (struct inline_summary): New filed self_wize,
12698 size_inlining_benefit, self_time and time_inlining_benefit.
12699 (struct cgraph_global_info): Replace insns by time ans size fields.
12700 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12701 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12702 (ipcp_update_callgraph): Do not touch function bodies.
12703 * ipa-inline.c: Include except.h
12704 (MAX_TIME): New constant.
12705 (overall_insns): Remove
12706 (overall_size, max_benefit): New static variables.
12707 (cgraph_estimate_time_after_inlining): New function.
12708 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12709 (cgraph_clone_inlined_nodes): Update size.
12710 (cgraph_mark_inline_edge): Update size.
12711 (cgraph_estimate_growth): Use size info.
12712 (cgraph_check_inline_limits): Check size.
12713 (cgraph_default_inline_p): Likewise.
12714 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12715 (cgraph_decide_recursive_inlining): Check size.
12716 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12718 (cgraph_decide_inlining): Likewise.
12719 (cgraph_decide_inlining_incrementally): Likewise; honor
12720 PARAM_EARLY_INLINING_INSNS.
12721 (likely_eliminated_by_inlining_p): New predicate.
12722 (estimate_function_body_sizes): New function.
12723 (compute_inline_parameters): Use it.
12724 * except.c (must_not_throw_labels): New function.
12725 * except.h (must_not_throw_labels): Declare.
12726 * tree-inline.c (init_inline_once): Kill inlining_weigths
12727 * tree-ssa-structalias.c: Avoid uninitialized warning.
12728 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12729 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12730 (PARAM_INLINE_CALL_COST): Remove.
12731 (PARAM_EARLY_INLINING_INSNS): New.
12732 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12733 (inline-call-cost): Remove.
12734 (early-inlining-insns): New.
12736 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12738 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12740 (print_int_cst_bounds_in_octal_p): Likewise.
12741 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12743 * dwarf2out.c (base_type_die): Likewise.
12744 (is_subrange_type): Delete.
12745 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12746 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12747 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12748 if the destination type is boolean.
12749 (build_range_check): Do not special-case subtypes.
12750 (fold_sign_changed_comparison): Likewise.
12751 (fold_unary): Likewise.
12752 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12753 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12754 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12755 * tree.c (subrange_type_for_debug_p): New predicate based on the
12756 former is_subrange_type.
12757 * tree.h (subrange_type_for_debug_p): Declare.
12758 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12759 (convert_affine_scev): Remove call to above function.
12760 (chrec_convert_aggressive): Likewise.
12761 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12762 false for conversions involving subtypes.
12763 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12764 (vrp_val_min): Likewise.
12765 (needs_overflow_infinity): Likewise.
12766 (extract_range_from_unary_expr): Likewise.
12768 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12770 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12771 * config/frv/frv.c: Likewise.
12772 * config/s390/s390.c: Likewise.
12773 * config/sparc/sparc.h: Likewise.
12774 * config/i386/i386.h: Likewise.
12775 * config/i386/i386.c: Likewise.
12776 * config/crx/crx.c: Likewise.
12777 * config/m68hc11/m68hc11.h: Likewise.
12778 * config/iq2000/iq2000.c: Likewise.
12779 * config/mn10300/mn10300.h: Likewise.
12780 * config/mn10300/mn10300.c: Likewise.
12781 * config/m68k/m68k.c: Likewise.
12782 * config/rs6000/rs6000.c: Likewise.
12783 * config/rs6000/xcoff.h: Likewise.
12784 * config/rs6000/linux64.h: Likewise.
12785 * config/rs6000/sysv4.h: Likewise.
12786 * config/score/score3.c: Likewise.
12787 * config/score/score7.c: Likewise.
12788 * config/score/score.c: Likewise.
12789 * config/arm/arm.md: Likewise.
12790 * config/mips/mips.c: Likewise.
12791 * config/mips/mips.md: Likewise.
12792 * config/bfin/bfin.h: Likewise.
12793 * config/pa/pa.c: Likewise.
12794 * config/pa/constraints.md: Likewise.
12796 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12797 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12798 * config/pdp11/pdp11.h: Use memory_address_p instead.
12800 2009-05-14 Ian Lance Taylor <iant@google.com>
12802 * passes.c (finish_optimization_passes): Change i to int.
12803 * plugin.c (plugins_active_p): Change event to int.
12804 (dump_active_plugins): Likewise.
12805 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12807 * tree.c (tree_range_check_failed): Change c to unsigned int.
12808 (omp_clause_range_check_failed): Likewise.
12809 (build_common_builtin_nodes): Change mode to int. Add cast.
12810 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12811 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12813 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12814 ++ or -- with a variable of enum type.
12816 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12819 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12821 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12823 * store-motion.c: Do not include params.h
12824 * Makefile.in: Fix dependencies for various files.
12826 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12828 * auto-inc-dec.c: Fix pass description, remove apparent
12829 accidental duplication.
12831 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12833 PR middle-end/40147
12834 * ipa-utils.h (memory_identifier_string): Moved to ...
12835 * tree.h (memory_identifier_string): Here. Add GTY(()).
12837 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12839 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12840 in the former documentation of...
12841 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12842 * ira-conflicts.c (get_dup_num): Use address_operand.
12843 * targhooks.c (default_legitimate_address_p): New.
12844 * targhooks.h (default_legitimate_address_p): New.
12845 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12847 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12848 * target.h (struct target): Add legitimate_address_p.
12849 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12850 (TARGET_INITIALIZER): Include it.
12852 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12853 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12854 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12855 (TARGET_LEGITIMATE_ADDRESS_P): New.
12857 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12858 (REG_OK_STRICT_P): Delete.
12859 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12860 (frv_legitimate_address_p_1): ... this.
12861 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12862 (frv_legitimate_address_p_1): ... the renamed old
12863 frv_legitimate_address_p.
12864 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12865 (TARGET_LEGITIMATE_ADDRESS_P): New.
12867 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12868 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12869 * config/s390/s390.c (legitimate_address_p): Rename to...
12870 (s390_legitimate_address_p): ... this, make static.
12871 (legitimize_address): Adjust call.
12872 (TARGET_LEGITIMATE_ADDRESS_P): New.
12873 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12875 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12876 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12877 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12878 (TARGET_LEGITIMATE_ADDRESS_P): New.
12880 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12881 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12882 * config/spu/spu.c (spu_legitimate_address): Rename to...
12883 (spu_legitimate_address_p): ... this, make static.
12884 (TARGET_LEGITIMATE_ADDRESS_P): New.
12886 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12887 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12888 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12889 (sparc_legitimate_address_p): ... this, make static and return bool.
12890 (legitimize_address): Adjust call.
12891 (TARGET_LEGITIMATE_ADDRESS_P): New.
12893 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12894 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12895 * config/i386/i386.c (legitimate_address_p): Rename to...
12896 (ix86_legitimate_address_p): ... this, make static.
12897 (constant_address_p): Move after it, adjust call.
12898 (TARGET_LEGITIMATE_ADDRESS_P): New.
12900 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12901 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12902 * config/avr/avr.c (legitimate_address_p): Rename to...
12903 (avr_legitimate_address_p): ... this, make static.
12904 (legitimize_address): Adjust call.
12905 (TARGET_LEGITIMATE_ADDRESS_P): New.
12907 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12908 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12909 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12910 (TARGET_LEGITIMATE_ADDRESS_P): New.
12912 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12913 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12914 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12915 (TARGET_LEGITIMATE_ADDRESS_P): New.
12917 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12918 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12920 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12922 (TARGET_LEGITIMATE_ADDRESS_P): New.
12924 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12925 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12927 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12929 (m68hc11_legitimate_address_p): ... this, make static.
12930 (go_if_legitimate_address_internal): Rename to...
12931 (m68hc11_legitimate_address_p_1): ... this.
12932 (legitimize_address): Adjust call.
12933 (TARGET_LEGITIMATE_ADDRESS_P): New.
12935 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12936 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12937 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12938 (TARGET_LEGITIMATE_ADDRESS_P): New.
12940 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12941 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12942 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12943 (mn10300_legitimate_address_p): ... this, make static.
12944 (TARGET_LEGITIMATE_ADDRESS_P): New.
12946 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12947 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12948 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12949 (TARGET_LEGITIMATE_ADDRESS_P): New.
12951 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12952 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12953 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12954 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12955 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12956 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12957 (rs6000_legitimate_address_p): ... this, make static.
12958 (TARGET_LEGITIMATE_ADDRESS_P): New.
12959 (REG_MODE_OK_FOR_BASE_P): Delete.
12960 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12962 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12963 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12965 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12966 static, adjust types.
12967 (TARGET_LEGITIMATE_ADDRESS_P): New.
12969 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12970 * config/score/score.c (score_address_p): Rename to...
12971 (score_legitimate_address_p): ... this.
12972 (TARGET_LEGITIMATE_ADDRESS_P): New.
12973 * config/score/score3.c (score3_address_p): Rename to...
12974 (score3_legitimate_address_p): ... this.
12975 * config/score/score7.c (score7_address_p): Rename to...
12976 (score7_legitimate_address_p): ... this.
12978 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12979 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12980 GO_IF_LEGITIMATE_ADDRESS): Delete.
12981 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12982 thumb2_legitimate_address_p): Delete.
12983 (arm_legitimate_address_p): Rename to...
12984 (arm_legitimate_address_outer_p): ... this.
12985 * config/arm/constraints.md ("Uq"): Adjust call.
12986 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12987 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12989 (arm_legitimate_address_outer_p): ... this.
12990 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12992 (TARGET_LEGITIMATE_ADDRESS_P): New.
12994 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12995 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12996 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12997 (TARGET_LEGITIMATE_ADDRESS_P): New.
12999 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13000 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13001 * config/vax/vax.c (legitimate_address_p): Rename to...
13002 (vax_legitimate_address_p): ... this, make static.
13003 (TARGET_LEGITIMATE_ADDRESS_P): New.
13005 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13006 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13007 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13008 (TARGET_LEGITIMATE_ADDRESS_P): New.
13010 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13011 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13012 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13013 (mmix_legitimate_address_p): ... this, make static.
13014 (TARGET_LEGITIMATE_ADDRESS_P): New.
13016 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13017 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13018 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13019 (TARGET_LEGITIMATE_ADDRESS_P): New.
13021 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13023 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13024 of MODE_COMPLEX_INT.
13026 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13028 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13029 LCT_NORMAL in function call.
13030 * mips-tdump.c (print_file_desc): Add cast to enum type.
13031 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13032 (mark_stabs): Add casts to enum types.
13033 (parse_stabs_common): Add casts to enum types.
13035 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13037 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13038 Check for invalid values of LETTER.
13040 2009-05-13 Taras Glek <tglek@mozilla.com>
13042 * attribs.c (register_attribute): moved out attribute registration
13043 into register_attribute.
13044 * doc/plugins.texi: Documented register_attribute and
13046 * gcc-plugin.h: Added forward decl for register_attribute.
13047 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13048 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13049 PLUGIN_ATTRIBUTES boilerplate.
13051 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13053 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13054 values even in sentinel and empty entries.
13055 (ms_printf_flag_specs): Likewise.
13056 (ms_scanf_flag_specs): Likewise.
13057 (ms_strftime_flag_specs): Likewise.
13058 (ms_print_char_table): Likewise.
13059 (ms_scan_char_table): Likewise.
13060 (ms_time_char_table): Likewise.
13062 2009-05-13 Doug Kwan <dougkwan@google.com>
13064 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13066 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13068 * config/mips/mips.md (store): Add attributes for QI and HI.
13070 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13071 (truncdi<mode>2): ... this new pattern.
13073 2009-05-13 Brad Hards <bradh@kde.org>
13075 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13077 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13078 Ben Elliston <bje@au.ibm.com>
13080 PR middle-end/40035
13081 * dse.c (check_mem_read_rtx): Guard against width == -1.
13083 2009-05-13 Michael Matz <matz@suse.de>
13085 PR middle-end/39976
13086 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13087 (trivially_conflicts_p): New function.
13088 (insert_backedge_copies): Use it.
13090 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13092 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13093 (handle_stdc_pragma): Use new enum constant names.
13094 (handle_pragma_float_const_decimal64): Ditto.
13096 2009-05-13 Ian Lance Taylor <iant@google.com>
13098 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13101 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13103 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13104 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13106 * config/m68k/m68k.h (FL_UCLINUX): Define.
13108 2009-05-13 Jan Hubicka <jh@suse.cz>
13110 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13112 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13114 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13115 unless -fschedule-insns is specified.
13117 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13120 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13121 TARGET_EXPAND_CBRANCHDI4.
13122 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13123 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13124 (cmpeqdi): Fix comment.
13126 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13128 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13129 (sh_legitimate_address_p): Likewise.
13130 * config/sh/sh.c (sh_legitimate_index_p): New.
13131 (sh_legitimate_address_p): Likewise.
13132 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13133 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13134 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13135 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13136 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13137 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13138 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13139 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13140 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13142 2009-05-12 Jan Hubicka <jh@suse.cz>
13144 * tree-inline.c (estimate_operator_cost): Add operands;
13145 when division happens by constant, it is cheap.
13146 (estimate_num_insns): Loads and stores are not having cost of 0;
13147 EH magic stuff is cheap; when computing runtime cost of switch,
13148 use log2 base of amount of its cases; builtin_expect has cost of 0;
13149 compute cost for moving return value of call.
13150 (init_inline_once): Initialize time_based flags.
13151 * tree-inline.h (eni_weights_d): Add time_based flag.
13153 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13155 * df-core.c: Update head documentation.
13157 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13160 * rs6000.c (rs6000_generate_compare): Use op1b instead of
13161 shadowing exisiting variable op1.
13163 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
13166 * config/i386/driver-i386.c (processor_signatures): New enum.
13167 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
13168 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
13169 processor signature to detect geode processor.
13171 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13175 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13177 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13178 causes spurious differences between trunk and cond-optab branch.
13180 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13182 * dojump.c (compare_from_rtx): Delete.
13183 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13184 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13185 if the comparison does not satisfy the predicate; test predicates for
13186 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13187 further if one existing pattern fails.
13188 * expr.h (compare_from_rtx): Delete.
13189 (prepare_operand): Declare it.
13190 * optabs.c: Change "lib call" to "libcall" throughout.
13191 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13192 HAVE_conditional_trap, emit_cmp_insn): Delete.
13193 (can_compare_p): Delete cmp_optab case.
13194 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13195 Accept other parameters by value.
13196 (prepare_operand): Make non-static.
13197 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13198 other parameters by value. Try to widen operands here based on
13199 an optab_methods argument and looking at cbranch_optab.
13200 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13201 loop. Use cbranch_optab directly.
13202 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13203 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13205 (emit_conditional_move, emit_conditional_add): Inline what's needed
13206 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13207 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13208 with COMPARE. Move cmov_optab and cstore_optab above
13209 with cbranch_optab, move cmp_optab down with ucmp_optab,
13210 remove tst_otpab. Do not initialize trap_rtx.
13211 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13212 for trap code. Do not check HAVE_conditional_trap. Use
13213 prepare_cmp_insn. Accept no predicate for operand 3.
13214 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13215 (OTI_ctrap, ctrap_optab): New.
13216 (tst_optab): Delete.
13217 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13218 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13219 with lookup of ctrap_optab.
13220 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13222 (ctrap_optab): New.
13224 * combine.c (combine_simplify_rtx, simplify_set): Do not
13225 special case comparing against zero for cc0 machines.
13226 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13227 COMPARE on cc0 machines.
13228 (simplify_relational_operation): Return a new expression when
13229 a COMPARE could be removed.
13230 * final.c (final_scan_insn): Compare cc_status values
13231 against LHS of a (compare FOO (const_int 0)) cc0 source.
13232 Also check if cc_status.value is the full compare.
13234 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13235 (cstoreMM4): Document.
13236 (conditional_trap): Document ctrapMM4 instead.
13237 (sync_compare_and_swapMM): Refer to cbranchcc4.
13238 (Dependent Patterns): Eliminate obsolete information referring to
13239 the old jump optimization phase.
13240 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13241 of compares with 0 on cc0 machines.
13242 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13243 avoiding references to cc0. Remove text about storing operands
13245 * doc/tm.texi (Condition Codes): Include blurb on different
13246 condition code representations, separate into subsections for
13247 CC0, MODE_CC and conditional execution.
13249 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13250 alpha_emit_setcc): Accept operands and a machine mode.
13251 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13252 Get code/op0/op1 from operands, use machine mode argument
13253 instead of alpha_compare.fp_p. Emit the branch here.
13254 (alpha_emit_setcc): Likewise, and return boolean.
13255 (alpha_emit_conditional_move): Likewise. Assert that
13256 cmp_op_mode == cmp_mode, and simplify accordingly.
13257 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13258 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13259 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13261 (stack probe test): Use cbranchdi4.
13262 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13264 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13265 * config/arc/arc.h (movsicc, movsfcc): Use it.
13266 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13267 (cbranchsi4, cstoresi4): New.
13268 (cmpsi, bCC and sCC expanders): Remove.
13270 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13271 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13272 * config/arm/predicates.md (arm_comparison_operator): Only include
13273 floating-point operators if there is a hardware floating-point unit.
13274 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13275 deferring to cbranch_cc and cstore_cc respectively.
13276 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13277 cbranch_cc, cstore_cc): New.
13278 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13280 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13282 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13283 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13285 (adjust_insn_length): Adjust calls.
13286 (avr_reorg): Handle (compare (foo) (const_int 0)).
13287 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13288 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13289 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13290 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13292 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13293 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13295 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13296 (cbranchsi4, cstorebi4, cstoresi4): New.
13297 (movbisi): This insn is duplicate, split it to zero_extend.
13298 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13299 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13300 (bfin_optimize_loop): Use cbranch expander.
13301 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13302 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13303 (bfin_bimode_comparison_operator): ... this.
13304 (bfin_direct_comparison_operator): New.
13306 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13307 inside (compare FOO (const_int 0)).
13308 (cris_rtx_costs): Handle ZERO_EXTRACT.
13309 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13310 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13311 (*tstdi_v32): Delete.
13312 (*cmpdi_non_v32): Add M alternative for operand 1.
13313 (cmpsi, cmp<mode>): Make private.
13314 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13316 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13318 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13319 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13320 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13321 (cc_reg_operand): New.
13322 (any_cond): Delete.
13323 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13324 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13325 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13326 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13327 crx_expand_scond): Delete.
13329 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13331 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13332 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13334 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13335 cstoresi4, cstoresf4, cstoredf4): New.
13336 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13337 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13338 Receive the entire operands array.
13339 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13340 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13341 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13342 Get test/op0/op1 from the operands array.
13343 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13345 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13346 (h8300_expand_store): New.
13347 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13349 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13350 (h8300_expand_store): New.
13351 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13352 or do not try to produce (set (cc0) REG).
13353 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13354 change a compare into a move to a scratch register. Disable some
13355 peepholes when comparing with zero.
13356 (tstsi, tsthi, tstsi, cmpqi): Make private.
13358 (bCC, sCC): Delete.
13359 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13362 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13363 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13364 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13365 (ix86_emit_i387_log1p): Use cbranchxf2.
13366 (ix86_expand_setcc): Return void.
13367 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13368 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13369 cmp<MODEF>, cmpcc): Remove.
13370 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13371 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13372 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13373 (sCC and bCC expanders): Remove.
13374 (stack_protect_test): Use cbranchcc4.
13376 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13378 (ia64_expand_compare): Accept three rtx by reference and return void.
13379 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13380 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13381 from *expr. Update *expr with the BImode comparison to do.
13382 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13383 cmptf, bCC, sCC, conditional_trap): Delete.
13384 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13385 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13386 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13387 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13388 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13390 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13391 type of last argument.
13392 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13393 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13394 use machine mode argument instead of branch_type. Remove dead
13395 code for floating-point comparisons.
13396 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13397 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13399 (cbranchsi4, cstoresi4): New.
13400 * config/iq2000/predicates.md (reg_or_const_operand): New.
13402 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13403 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13404 (b<code>_op): Rewrite to...
13405 (bcc_op): ... this, using match_operator.
13406 (s<code>_op): Rewrite to...
13407 (scc_op): ... this, using match_operator.
13408 (s<code>_24_op): Rewrite to...
13409 (scc_op_24): ... this, using match_operator.
13410 (s<code>_<mode>): Rewrite to...
13411 (cstore<mode>4): ... this, using match_operator.
13412 (s<code>_<mode>_24): Rewrite to...
13413 (cstore<mode>4_24): ... this, using match_operator.
13414 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13415 m32c_unpend_compare, m32c_expand_scc): Delete.
13416 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13417 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13418 (m32c_expand_movcc): Change NE to EQ if necessary.
13419 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13421 * config/m32r/m32r-protos.h (gen_cond_store): New.
13422 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13423 (gen_cond_store): New, from sCC patterns.
13424 (m32r_expand_block_move): Use cbranchsi4.
13425 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13426 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13427 (cbranchsi4, cstoresi4): New.
13429 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13431 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13432 (m68hc11_notice_update_cc): Look into a compare with 0.
13433 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13435 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13436 cmphi, cmpqi, bCC): Delete.
13437 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13438 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13439 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13442 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13443 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13444 * config/m68k/constraints.md (H): New.
13445 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13446 the define_insn below.
13447 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13448 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13449 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13450 patterns): Wrap RHS with COMPARE.
13451 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13452 (*cmpdi_internal): Name this pattern.
13453 (cmpdi): Change to define_insn.
13454 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13455 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13456 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13458 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13459 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13460 (conditional_trap): Change to...
13461 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13462 (*conditional_trap): Use the ordered_comparison_operator and
13463 const1_operand predicates.
13464 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13465 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13466 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13467 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13469 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13470 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13471 (mcore_gen_compare): New.
13472 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13473 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13474 (mcore_gen_compare): ... this.
13475 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13476 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13477 (stack probe pattern): Use cbranchsi4.
13479 * config/mips/predicates.md (mips_cstore_operator): New.
13480 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13481 * config/mips/mips.md (any_cond): Delete.
13482 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13484 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13485 fixuns_truncsfdi2): Use cbranch patterns.
13486 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13487 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13488 Adjust call to mips_expand_conditional_branch.
13489 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13491 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13492 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13493 * config/mips/mips.c (cmp_operands): Delete.
13494 (mips_emit_compare): Get comparison operands from *op0/*op1.
13495 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13496 that it succeeds. Use op0/op1 instead of cmp_operands.
13497 (mips_expand_conditional_branch, mips_expand_conditional_move,
13498 mips_expand_conditional_trap): Likewise.
13499 (mips_block_move_loop): Use cbranch patterns.
13500 * config/mips/mips.h (cmp_operands): Delete.
13502 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13503 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13504 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13505 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13506 (*cmpcc_folded): Rename to...
13507 (*cmpdi_folded): this.
13508 (*cmpcc): Rename to...
13510 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13513 (cbranchdf4): New. Handle invalid comparisons here.
13514 * config/mmix/predicates.md (float_comparison_operator): New.
13516 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13517 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13518 * config/mn10300/mn10300.md (tst): Delete.
13519 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13520 Name these patterns and wrap RHS in a compare.
13521 (*cmpsi): Make this pattern private. Include tst.
13522 (*cmpsf): Make this pattern private.
13523 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13524 (compare with zero peepholes): Likewise.
13526 (cbranchsi4, cbranchsf4): New.
13527 (casesi): Use cbranchsi4.
13529 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13530 hppa_branch_type): Delete.
13531 (return_addr_rtx): Use cbranchsi4.
13532 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13533 Emit CCFPmode comparison here.
13534 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13535 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13536 hppa_branch_type): Delete.
13537 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13538 (movsicc, movdicc): Remove references to hppa_compare_op0,
13539 hppa_compare_op1 and compare_from_rtx.
13540 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13541 (casesi): Use cbranchsi4.
13543 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13544 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13545 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13546 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13547 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13549 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13550 (*branch, *branch_inverted): New.
13552 * config/picochip/picochip.md (cbranchhi4): Use
13553 ordered_comparison_operator.
13554 (cmphi, bCC): Remove.
13556 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13557 (trap_comparison_operator): Delete.
13558 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13559 rs6000_emit_cbranch): Accept mode and operands.
13560 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13561 rs6000_compare_fp_p): Delete.
13562 (rs6000_generate_compare): Accept mode and comparison. Extract code
13563 and op0/op1 from there. Replace references to rs6000_compare_op0
13564 and rs6000_compare_op1.
13565 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13566 extract result from passed operands.
13567 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13568 extract loc from passed operands.
13569 (rs6000_emit_cmove): Likewise.
13570 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13571 rs6000_compare_fp_p): Delete.
13572 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13573 (cbranch<GPR>4, cbranch<FP>4): New.
13574 (cstore<mode>4): New. Consolidate here all choices about when to use
13575 portable or specialized sCC sequences.
13576 (stack_protect_test): Use cbranchsi4.
13577 (conditional_trap): Replace with ctrap<GPR>4.
13578 (conditional trap insn): Replace trap_comparison_operator with
13579 ordered_comparison_operator.
13581 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13582 (s390_emit_prologue): Use ctrap.
13583 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13584 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13585 New predicates replacing...
13586 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13587 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13588 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13589 (add<mode>cc): Do not use s390_compare_op0/op1.
13590 (s<code>): Change to...
13591 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13592 (seq): Change to...
13593 (cstorecc4): ... this. Handle EQ or NE equally.
13594 (*sne): Un-privatize for use in cstorecc4.
13595 (b<code>): Change to...
13596 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13597 (conditional_trap): Replace with...
13598 (ctrap<GPR>4, ctrap<FP>4): ... these.
13599 (stack_protect): Use cbranchcc4.
13601 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13602 * config/score/score-protos.h (score_gen_cmp): Delete.
13603 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13604 (score_block_move-loop): Use cbranchsi4.
13605 * config/score/score.md (cbranchsi4): New.
13606 (cmpsi, bCC): Delete.
13607 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13608 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13609 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13610 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13611 * config/score/score3.h (score3_gen_cmp): Delete.
13612 * config/score/score7.h (score7_gen_cmp): Delete.
13614 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13615 (sh_emit_scc_to_t): ... this. Return void.
13616 (from_compare): Rename to...
13617 (sh_emit_compare_and_branch): ... this.
13618 (sh_emit_compare_and_set): New.
13619 (sh_expand_t_scc): Accept operands.
13620 * config/sh/predicates.md (sh_float_comparison_operator): New.
13621 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13622 (prepare_scc_operands): Rename to...
13623 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13625 (sh_emit_cheap_store_flag): New.
13626 (sh_emit_set_t_insn): New.
13627 (from_compare): Rename to...
13628 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13629 handling of TARGET_SH2E floating point to avoid recursive call.
13630 Generate branch here.
13631 (sh_emit_compare_and_set): New.
13632 (sh_expand_t_scc): Get op0/op1 from arguments.
13633 (sh_emit_cheap_store_flag): New.
13634 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13636 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13637 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13638 (movsicc, movdicc): Do nothing when it recreated operands from
13639 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13640 prepare_scc_operands (now sh_emit_scc_to_t).
13641 (udivdi3): Use cstoresi4.
13642 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13643 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13644 (cbranchint4_media, cbranchfp4_media): New.
13645 (casesi): Use cbranchdi4.
13646 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13648 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13649 (movnegt): Remove second operand.
13650 (cbranchsf4, cbranchdf4): New.
13651 (stack_protect): Use cbranchdi4/cbranchsi4.
13653 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13654 (gen_compare_reg): Accept comparison, extract part of it to...
13655 (gen_compare_reg_1): ... this.
13656 (gen_compare_operator): Delete.
13657 (gen_v9_scc): Accept separate destination, comparison code and arms.
13658 Do not use sparc_compare_op0/sparc_compare_op1.
13659 (emit_scc_insn, emit_conditional_branch_insn): New.
13660 (emit_v9_brxx): Make static. Remove useless assertion.
13661 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13663 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13664 * config/sparc/sparc-protos.h (gen_compare_reg,
13665 sparc_emit_float_lib_cmp): Adjust prototype.
13666 (emit_scc_insn, emit_conditional_branch_insn): New.
13667 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13668 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13669 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13670 iterators to the top.
13671 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13672 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13673 snedi_special_trunc): Delete.
13674 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13675 and snedi_special_trunc.
13676 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13677 cbranchdi4, cbranch<F:mode>4): New.
13678 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13679 here. Use gen_compare_reg instead of gen_compare_operator.
13680 (conditional_trap): Replace with...
13681 (ctrapsi4, ctrapdi4): ... this.
13682 (stack_protect_test): Use cbranchcc4.
13684 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13686 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13687 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13688 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13689 from operands[0] or operands[3] depending on is_set.
13690 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13691 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13692 cmpdf, bCC), sCC: Remove.
13693 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13694 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13696 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13697 spu_emit_branch_or_set.
13699 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13701 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13702 xstormy16_compare_op1): Delete.
13703 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13704 xstormy16_compare_op1): Delete.
13705 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13707 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13708 (cmphi, cmpsi, bCC): Remove.
13710 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13711 (*cmpsi): ... this one.
13712 (cbranchsi4, cstoresi4): New.
13713 (bCC expanders): Delete.
13714 (sCC insns): Fold into...
13715 (*setcc): ... this one.
13716 (casesi): Do not use gen_cmpsi and gen_bgtu.
13717 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13718 (movsicc): Simplify.
13719 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13721 * config/vax/vax-protos.h (cond_name): New.
13722 (vax_output_conditional_branch): Remove.
13723 * config/vax/vax.c (cond_name): New.
13724 (vax_output_conditional_branch): Remove.
13725 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13726 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13727 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13728 (bit<VAXint>): Wrap source with (compare).
13729 (b<code> and following unnamed pattern): Rename to *branch and
13730 *branch_reversed. Change macroization to match_operator.
13731 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13733 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13734 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13735 Change last argument to machine_mode.
13736 (xtensa_expand_scc): Add machine_mode argument.
13737 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13738 (gen_conditional_move, xtensa_expand_conditional_branch,
13739 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13740 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13741 Adjust operand numbers.
13742 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13744 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13745 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13746 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13748 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13750 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13751 causes spurious differences between trunk and cond-optab branch.
13753 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13756 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13758 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13760 * tree.c (iterative_hash_pointer): Delete.
13761 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13762 Hash UIDs and versions of SSA names. Don't special-case built-in
13763 function declarations.
13765 2009-05-11 Ian Lance Taylor <iant@google.com>
13768 * graphite.c: Force -Wc++-compat to only be a warning before
13769 #including "cloog/cloog.h".
13771 2009-05-11 Martin Jambor <mjambor@suse.cz>
13773 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13775 2009-05-11 Jan Hubicka <jh@suse.cz>
13777 * tree-ssa-loop-ivcanon.c: Include target.h
13778 (struct loop_size): new structure.
13779 (constant_after_peeling): New predicate.
13780 (tree_estimate_loop_size): New function.
13781 (estimated_unrolled_size): Rewrite for new estimates.
13782 (try_unroll_loop_completely): Use new estimates.
13783 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13785 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13787 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13788 libcpp interface change.
13789 (spu_macro_to_expand): Likewise.
13791 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13793 PR tree-optimization/40026
13794 * gimplify.c (gimplify_init_constructor): Change initial conditional
13795 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13796 optimize_compound_literals_in_ctor.
13798 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13800 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13802 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13804 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13806 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13807 HOST_WIDE_INT for gap.
13809 2009-05-11 Ira Rosen <irar@il.ibm.com>
13811 PR tree-optimization/40074
13812 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13813 account in group size and step comparison.
13815 2009-05-11 Richard Guenther <rguenther@suse.de>
13817 * passes.c (init_optimization_passes): Strip now incorrect comment.
13818 (execute_function_todo): Do not set PROP_alias.
13819 * tree-pass.h (PROP_alias): Remove.
13820 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13821 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13822 * tree-nrv.c (pass_return_slot): Likewise.
13823 * tree-object-size.c (pass_object_sizes): Likewise.
13824 * tree-ssa-dom.c (pass_dominator): Likewise.
13825 (pass_phi_only_cprop): Likewise.
13826 * tree-ssa-dse.c (pass_dse): Likewise.
13827 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13828 (pass_cselim): Likewise.
13829 * tree-ssa-pre.c (pass_pre): Likewise.
13830 (pass_fre): Likewise.
13831 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13832 * tree-ssa-sink.c (pass_sink_code): Likewise.
13833 * tree-stdarg.c (pass_stdarg): Likewise.
13834 * tree-tailcall.c (pass_tail_calls): Likewise.
13835 * tree-vrp.c (pass_vrp): Likewise.
13837 2009-05-10 Ian Lance Taylor <iant@google.com>
13839 * basic-block.h (enum profile_status): Break out of struct
13840 control_flow_graph.
13841 * cgraph.h (struct inline_summary): Break out of struct
13843 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13844 of struct cgraph_order_sort.
13845 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13846 * cse.c (struct branch_path): Break out of struct
13847 cse_basic_block_data.
13848 * except.h (enum eh_region_type): Break out of struct eh_region.
13849 * gcc.c (enum add_del): Break out of struct modify_target.
13850 * genrecog.c (enum decision_type): Break out of struct decision_test.
13851 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13853 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13854 * regmove.c (enum match_use): New enum, broken out of struct match.
13855 * sched-int.h (enum post_call_group): New enum, broken out of
13857 (struct deps_reg): Break out of struct deps.
13858 * target.h (struct asm_int_op): Break out of struct gcc_target.
13859 * tree-eh.c (struct goto_queue_node): Break out of struct
13861 * tree-inline.h (enum copy_body_cge_which): Break out of
13863 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13865 * c-decl.c (in_struct, struct_types): New static variables.
13866 (pushtag): Add loc parameter. Change all callers.
13867 (lookup_tag): Add ploc parameter. Change all callers.
13868 (check_compound_literal_type): New function.
13869 (parser_xref_tag): Add loc parameter. Change all callers. If
13870 -Wc++-compat, warn about struct/union/enum types defined within a
13872 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13873 and loc parameters. Change all callers. Change error calls to
13874 error_at, using loc. For a redefinition, if the location of the
13875 original definition is known, report it. Set in_struct and
13876 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13877 (finish_struct): Add new parameters enclosing_in_struct and
13878 enclosing_struct_types. Change all callers. Set
13879 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13880 in the struct. If in a struct, add this struct to struct_types.
13881 (start_enum): Add loc parameter. Change all callers. Use
13882 error_at for errors, using loc. For a redefinition, if the
13883 location of the original definition is known, report it. If in a
13884 struct, add this enum type to struct_types. If -Wc++-compat warn
13885 if in sizeof, typeof, or alignof.
13886 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13887 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13888 (c_parser_enum_specifier): Get enum location for start_enum.
13889 (c_parser_struct_or_union_specifier): Get struct location for
13890 start_struct. Save in_struct and struct_types status between
13891 start_struct and finish_struct.
13892 (c_parser_cast_expression): Get location of cast.
13893 (c_parser_alignof_expression): Get location of type.
13894 (c_parser_postfix_expression): Likewise.
13895 (c_parser_postfix_expression_after_paren_type): Add type_loc
13896 parameter. Change all callers. Call check_compound_literal_type.
13897 Use type_loc for error about variable size type.
13898 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13899 of an enum constant from an enum type defined in a struct or union.
13900 (c_cast_expr): Add loc parameter. Change all callers. If
13901 -Wc++-compat, warn about defining a type in a cast.
13902 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13903 (start_enum, start_struct, finish_struct): Update declarations.
13904 (parser_xref_tag, c_cast_expr): Update declarations.
13905 (check_compound_literal_type): Declare.
13907 2009-05-11 Ben Elliston <bje@au.ibm.com>
13909 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13910 for recent libcpp interface change.
13911 (rs6000_macro_to_expand): Likewise.
13913 2009-05-10 Michael Matz <matz@suse.de>
13916 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13917 not at entry of function.
13919 2009-05-10 Richard Guenther <rguenther@suse.de>
13921 PR tree-optimization/40081
13923 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13924 using the main variant of the element type. Do not fiddle with
13925 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13927 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13928 structs with volatile fields.
13930 2009-05-10 Jan Hubicka <jh@suse.cz>
13932 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13933 (estimate_move_cost): Assert that it does not get called for
13935 (estimate_num_insns): Skip VOID types in argument handling.
13936 (optimize_inline_calls): Delete unreachable blocks and verify that
13937 callgraph is valid.
13939 2009-05-10 Jan Hubicka <jh@suse.cz>
13941 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13942 * cgraph.c (cgraph_mark_address_taken_node): New function.
13943 (dump_cgraph_node): Dump new flag.
13944 * cgraph.h (struct cgraph_node): Add address_taken.
13945 (cgraph_mark_address_taken_node): New function.
13946 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13947 since new direct calls can be born.
13949 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13951 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13952 tok->val.node.node.
13954 2009-05-10 Jan Hubicka <jh@suse.cz>
13956 PR middle-end/40084
13957 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13959 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13960 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13961 * tree-inline.c (copy_bb): Set frequency correctly.
13962 (fold_marked_statements): Update call to
13963 cgraph_update_edges_for_call_stmt.
13965 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13967 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13968 identifiers in diagnostics.
13969 * config/arm/arm.c (arm_handle_fndecl_attribute,
13970 arm_handle_isr_attribute): Likewise.
13971 * config/avr/avr.c (avr_handle_progmem_attribute,
13972 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13973 * config/bfin/bfin.c (handle_int_attribute,
13974 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13975 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13976 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13978 * config/darwin.c (darwin_handle_kext_attribute,
13979 darwin_handle_weak_import_attribute): Likewise.
13980 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13981 h8300_handle_eightbit_data_attribute,
13982 h8300_handle_tiny_data_attribute): Likewise.
13983 * config/i386/i386.c (ix86_handle_cconv_attribute,
13984 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13985 * config/i386/winnt.c (ix86_handle_shared_attribute,
13986 ix86_handle_selectany_attribute): Likewise.
13987 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13988 * config/m32c/m32c.c (function_vector_handler): Likewise.
13989 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13990 m68hc11_handle_fntype_attribute): Likewise.
13991 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13992 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13993 * config/mips/mips.c (mips_insert_attributes,
13994 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13995 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13996 rs6000_handle_struct_attribute): Likewise.
13997 * config/sh/sh.c (sh_insert_attributes,
13998 sh_handle_resbank_handler_attribute,
13999 sh_handle_interrupt_handler_attribute,
14000 sh2a_handle_function_vector_handler_attribute,
14001 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14003 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14004 * config/spu/spu.c (spu_handle_fndecl_attribute,
14005 spu_handle_vector_attribute): Likewise.
14006 * config/stormy16/stormy16.c
14007 (xstormy16_handle_interrupt_attribute): Likewise.
14008 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14009 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14011 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14013 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14014 (pp_translate_identifiers): New.
14015 (pp_identifier): Only conditionally translate identifier to locale
14017 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14018 (pp_base_tree_identifier): Only conditionally translate identifier
14019 to locale character set.
14020 * c-pretty-print.c (M_): Define.
14021 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14022 fragments for conditional translation with M_.
14023 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14024 identifier translation.
14026 2009-05-10 Richard Guenther <rguenther@suse.de>
14028 PR tree-optimization/40081
14029 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14030 using the main variant of the element type. Do not fiddle with
14031 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14033 2009-05-09 Jan Hubicka <jh@suse.cz>
14035 PR middle-end/40080
14036 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14037 indirect calls; verify cgraph afterwards.
14039 2009-05-09 Jan Hubicka <jh@suse.cz>
14042 * ipa.c (update_inlined_to_pointer): New function.
14043 (cgraph_remove_unreachable_nodes): Use it.
14045 2009-05-09 Jan Hubicka <jh@suse.cz>
14047 * tree-eh.c (struct leh_state): Remove prev_try.
14048 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14049 not track prev_try.
14050 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14051 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14052 remove_eh_handler_and_replace, foreach_reachable_handler,
14053 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14054 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14055 (gen_eh_region_cleanup): Update prototype.
14057 2009-05-09 Jan Hubicka <jh@suse.cz>
14059 PR middle-end/40043
14060 * except.c (copy_eh_region): Always set prev_try.
14061 (redirect_eh_edge_to_label): Find outer try.
14062 (foreach_reachable_handler): When looking for prev try
14063 handle case where previous try is not going to be taken.
14065 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14067 PR tree-optimization/40049
14068 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14069 only vector/vector shifts, convert the type of the constant to the
14070 appropriate type to avoid building incorrect trees, which
14071 eventually have problems with garbage collection.
14073 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14075 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14076 -1 for complex floating-point types if honoring signed zeros.
14078 2009-05-08 Jan Hubicka <jh@suse.cz>
14080 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14081 argument; handle correctly when profile is absent.
14082 (build_cgraph_edges): Update.
14083 (rebuild_cgraph_edges): Update.
14084 * cgraph.c: Do not include varray.h.
14085 (cgraph_set_call_stmt_including_clones): New function.
14086 (cgraph_create_edge_including_clones): Likewise
14087 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14088 (cgraph_update_edges_for_call_stmt): Handle clones.
14089 (cgraph_remove_node): Handle clone tree.
14090 (cgraph_remove_node_and_inline_clones): New function.
14091 (dump_cgraph_node): Dump clone tree.
14092 (cgraph_clone_node): Handle clone tree.
14093 (clone_function_name): Bring here from tree-inline.c.
14094 (cgraph_create_virtual_clone): New function.
14095 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14096 (cgraph_clone_info): New function.
14097 (strut cgraph_node): Add clone_info and new clone tree pointers.
14098 (cgraph_remove_node_and_inline_clones,
14099 cgraph_set_call_stmt_including_clones,
14100 cgraph_create_edge_including_clones,
14101 cgraph_create_virtual_clone): Declare.
14102 (cgraph_function_versioning): Use VEC argument.
14103 (compute_call_stmt_bb_frequency): Update prototype.
14104 (cgraph_materialize_all_clones): New function.
14105 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14106 (ipcp_create_replace_map): Update to VECtors.
14107 (ipcp_update_callgraph): Use virtual clones.
14108 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14109 (ipcp_update_profiling): Do not update local profiling.
14110 (ipcp_insert_stage): Use VECtors and virtual clones.
14111 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14112 (clone_of_p): New function.
14113 (cgraph_preserve_function_body_p): Use clone tree.
14114 (cgraph_optimize): Materialize clones.
14115 (cgraph_function_versioning): Update for VECtors.
14116 (save_inline_function_body): Use clone tree.
14117 (cgraph_materialize_clone): New function.
14118 (cgraph_materialize_all_clones): Likewise.
14119 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14120 * ipa.c: Include gimple.h.
14121 (cgraph_remove_unreachable_nodes): Use clone tree.
14122 * ipa-prop.c (ipa_note_param_call): Update call to
14123 compute_call_stmt_bb_frequencycall.
14124 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14125 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14126 (copy_bb): Handle updating of clone tree; add new edge when new call
14128 (expand_call_inline): Be strict about every call having edge.
14129 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14130 (delete_unreachable_blocks_update_callgraph): New function.
14131 (tree_function_versioning): Use VECtors; always remove unreachable
14132 blocks and fold conditionals.
14133 * tree-inline.h: Do not include varray.h.
14134 (tree_function_versioning): Remove.
14135 * Makefile.in (GTFILES): Remove tree-inline.c
14136 * passes.c (do_per_function): Do only functions having body.
14137 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14140 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14141 Andrew Morrow <acm@google.com>
14144 * c-common.c (c_common_attribute_table): Permit deprecated
14145 attribute to take an optional argument.
14146 (handle_deprecated_attribute): If the optional argument to
14147 __attribute__((deprecated)) is not a string ignore the attribute
14148 and emit a warning.
14150 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14151 * c-typeck.c (build_component_ref): Likewise.
14152 (build_external_ref): Likewise.
14154 * toplev.c (warn_deprecated_use): Add an attribute argument.
14155 Emit the message associated with __attribute__((deprecated)).
14157 * toplev.h (warn_deprecated_use): Updated.
14159 * doc/extend.texi: Document new optional parameter to
14160 __attribute__((deprecated))
14162 2009-05-08 Michael Eager <eager@eagercon.com>
14164 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
14165 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
14167 2009-05-08 Richard Guenther <rguenther@suse.de>
14169 PR tree-optimization/40062
14170 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
14171 Avoid exponential behavior.
14173 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14175 PR rtl-optimization/33928
14177 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
14178 process_uses, build_single_def_use_links): New.
14179 (update_df): Update use_def_ref.
14180 (forward_propagate_into): Use get_def_for_use instead of use-def
14182 (fwprop_init): Call build_single_def_use_links and let it initialize
14184 (fwprop_done): Free use_def_ref.
14185 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14186 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14187 df_rd_simulate_one_insn): New.
14188 (df_rd_bb_local_compute_process_def): Update head comment.
14189 (df_chain_create_bb): Use the new RD simulation functions.
14190 * df.h (df_rd_simulate_artificial_defs_at_top,
14191 df_rd_simulate_one_insn): New.
14192 * opts.c (decode_options): Enable fwprop at -O1.
14193 * doc/invoke.texi (-fforward-propagate): Document this.
14195 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14198 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14199 and one complex operand specially.
14200 * tree-complex.c (some_nonzerop): Do not identify a real value as
14201 zero if flag_signed_zeros.
14203 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14205 PR rtl-optimization/33928
14206 * loop-invariant.c (record_use): Fix && vs. || mishap.
14208 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14210 PR rtl-optimization/33928
14211 * loop-invariant.c (struct use): Add addr_use_p.
14212 (struct def): Add n_addr_uses.
14213 (struct invariant): Add cheap_address.
14214 (create_new_invariant): Set cheap_address.
14215 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14216 (record_uses): Pass df_ref to record_use.
14217 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14220 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14222 * config/sh/sh.c: Do not include c-pragma.h.
14224 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14226 * config/spu/spu.c: Remove include of c-common.h.
14228 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14231 * c-common.h (mark_valid_location_for_stdc_pragma,
14232 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14233 clear_float_const_decimal64, float_const_decimal64_p): New.
14234 * c.opt (Wunsuffixed-float-constants): New.
14235 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14236 unsuffixed float constant, handle new warning.
14237 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14238 * c-decl.c (c_scope): New flag float_const_decimal64.
14239 (set_float_const_decimal64, clear_float_const_decimal64,
14240 float_const_decimal64_p): New.
14241 (push_scope): Set new flag.
14242 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14243 to use STDC pragmas.
14244 (c_parser_external_declaration): Ditto.
14245 (c_parser_compound_statement_nostart): Ditto.
14246 * c-pragma.c (valid_location_for_stdc_pragma,
14247 mark_valid_location_for_stdc_pragma,
14248 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14249 handle_pragma_float_const_decimal64): New.
14250 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14251 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14252 set_float_const_decimal64, clear_float_const_decimal64,
14253 float_const_decimal64_p): New dummy functions.
14254 * doc/extend.texi (Decimal Float): Remove statement that the
14255 pragma, and suffix for double constants, are not supported.
14256 * doc/invoke.texi (Warning Options): List new option.
14257 (-Wunsuffixed-float-constants): New.
14259 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14261 * config/i386/i386.c: Do not include c-common.h.
14263 2009-05-07 Mark Heffernan <meheff@google.com>
14265 * doc/invoke.texi (Debugging Options): Document change of debugging
14267 * opts.c (decode_options): Make dump_base_name relative to
14268 aux_base_name directory.
14270 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14272 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14273 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14275 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14277 * Makefile.in (install-plugin): Simplify a bit.
14279 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14281 * Makefile.in (OBJS-common): Add regcprop.o.
14283 * timevar.def (TV_CPROP_REGISTERS): New.
14284 * regrename.c (regrename_optimize): Return 0.
14285 (rest_of_handle_regrename): Delete.
14286 (pass_rename_registers): Point to regrename_optimize.
14287 (struct value_data_entry, struct value_data,
14288 kill_value_one_regno, kill_value_regno, kill_value,
14289 set_value_regno, init_value_data, kill_clobbered_value,
14290 kill_set_value, kill_autoinc_value, copy_value,
14291 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14292 replace_oldest_value_reg, replace_oldest_value_addr,
14293 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14294 debug_value_data, validate_value_data): Move...
14295 * regcprop.c: ... here.
14296 (rest_of_handle_cprop): Delete.
14297 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14299 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14301 PR middle-end/40057
14302 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14303 GEN_INT for 1 << bitnum.
14304 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14305 build_int_cst_type.
14307 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14309 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14310 Remove wrong description of "nand" operation.
14312 2009-05-06 Richard Guenther <rguenther@suse.de>
14313 Adam Nemet <anemet@caviumnetworks.com>
14315 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14316 comment. Add that if LHS is not a gimple register, then RHS1 has
14317 to be a single object (GIMPLE_SINGLE_RHS).
14319 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14321 * expr.c (get_def_for_expr): Move it up in the file.
14322 (store_field): When expanding a bit-field store, look at the
14323 defining gimple stmt for the masking conversion.
14325 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14327 PR middle-end/39986
14328 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14329 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14330 32-bit memcpy into long.
14332 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14334 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14335 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14337 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14338 instead of appending DW_OP_deref*.
14340 2009-05-06 Michael Matz <matz@suse.de>
14342 PR middle-end/40021
14343 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14344 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14346 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14348 * Makefile.in (install-plugin): Fix srcdir handling.
14350 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14352 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14353 when processing for not_regs_needed bitmap.
14354 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14355 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14356 handling it for rhs.
14358 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14360 * config/i386/i386.md (unnamed inc/dec peephole): Use
14361 optimize_insn_for_size_p instead of optimize_size.
14362 * config/i386/predicates.md (incdec_operand): Likewise.
14363 (aligned_operand): Likewise.
14364 * config/i386/sse.md (divv8sf3): Likewise.
14365 (sqrtv8sf2): Likewise.
14367 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14369 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14371 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14373 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14375 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14376 ssemodesuffixf2c with avxmodesuffixf2c.
14378 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14381 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14383 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14385 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14386 (struct tree_base): Adjust spacing for 8 bit boundaries.
14387 (struct tree_decl_common): Add decl_by_reference_flag bit.
14388 (DECL_BY_REFERENCE): Adjust.
14389 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14390 print DECL_BY_REFERENCE bit.
14391 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14392 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14393 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14394 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14397 PR middle-end/39666
14398 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14399 range of the type, but default label is missing, add it with one
14400 of the existing labels instead of adding a new label for it.
14402 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14406 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14408 * Makefile.in (enable_plugin, plugin_includedir): New.
14409 (install): Depend on install-plugin.
14410 (PLUGIN_HEADERS): New.
14411 (install-plugin): New.
14412 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14414 2009-05-05 Richard Guenther <rguenther@suse.de>
14416 PR tree-optimization/40022
14417 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14419 (phivn_valid_p): Fix tuplification error, simplify.
14420 (phiprop_insert_phi): Add dumps.
14421 (propagate_with_phi): Simplify.
14423 2009-05-05 Richard Guenther <rguenther@suse.de>
14425 PR middle-end/40023
14426 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14428 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14430 * tree.h (strip_float_extensions): Remove duplicate declaration.
14431 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14432 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14433 block_ultimate_origin): Rearrange the declarations line to match the
14434 comment that indicates the .c file which the functions are defined.
14435 (dwarf2out_*, set_decl_rtl): Add comment.
14436 (get_base_address): Adjust comment.
14437 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14438 declarations line and add comment.
14439 (is_builtin_name): Add blank after function name, for clarity.
14441 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14443 * attribs.c (decl_attributes): Use %qE for identifiers in
14445 * cgraphunit.c (verify_cgraph_node): Translate function names to
14446 locale character set in diagnostics.
14447 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14449 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14450 Document that functions are named in UTF-8.
14451 * expr.c (expand_expr_real_1): Translate function names to locale
14452 character set in diagnostics.
14453 * gimplify.c (omp_notice_variable, omp_is_private,
14454 gimplify_scan_omp_clauses): Use %qE for identifiers in
14456 * langhooks.c (lhd_print_error_function): Translate function names
14457 to locale character set.
14458 * langhooks.h (decl_printable_name): Document that return value is
14459 in internal character set.
14460 * stmt.c: Include pretty-print.h
14461 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14463 (resolve_operand_name_1): Translate named operand name to locale
14465 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14467 * toplev.c (announce_function): Translate function names to locale
14469 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14470 (default_tree_printer): Use pp_identifier or translate identifiers
14471 to locale character set. Mark "<anonymous>" for translation.
14472 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14473 for identifiers in diagnostics.
14474 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14476 * varasm.c (output_constructor): Use %qE for identifiers in
14479 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14481 * configure.ac: use ` ` instead of $()
14482 * configure: Regenerate.
14484 2009-05-05 Ben Elliston <bje@au.ibm.com>
14486 * config/pa/linux-atomic.c: Eliminate conditional include of
14487 errno.h on non-LP64 systems to simplify build requirements.
14489 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14491 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14493 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14494 and pass value to identifier_to_locale.
14495 (warn_variable_length_array): Make name a tree.
14496 (grokdeclarator): Separate diagnostic texts for named and unnamed
14497 declarators. Use %qE for named declarators.
14498 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14500 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14501 identifiers in diagnostics.
14502 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14503 identifier_to_locale. Mark "anonymous" strings for translation.
14505 2009-05-04 Michael Eager <eager@eagercon.com>
14507 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14508 address for DImode/DFmode only if double-precision FP regs.
14510 2009-05-04 Michael Eager <eager@eagercon.com>
14512 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14513 TARGET_SINGLE_FLOAT check.
14515 2009-05-04 Michael Eager <eager@eagercon.com>
14517 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14519 2009-05-04 Michael Eager <eager@eagercon.com>
14521 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14522 * config/rs6000/t-xilinx: New
14524 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14526 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14527 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14528 * gcc/explow.c (memory_address): Use target hook.
14529 * gcc/targhooks.c (default_legitimize_address): New.
14530 * gcc/targhooks.h (default_legitimize_address): New.
14531 * gcc/target.h (legitimize_address): New.
14532 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14533 (TARGET_INITIALIZER): Include it.
14534 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14536 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14537 * config/bfin/bfin.c (legitimize_address): Remove.
14538 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14539 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14541 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14542 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14544 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14545 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14546 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14547 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14548 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14549 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14550 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14551 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14552 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14553 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14554 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14555 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14556 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14557 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14558 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14559 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14560 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14561 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14562 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14563 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14564 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14565 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14566 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14568 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14569 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14570 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14571 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14572 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14573 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14574 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14575 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14576 (thumb_legitimize_address): Delete.
14577 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14578 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14579 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14580 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14581 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14582 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14584 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14587 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14588 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14589 * config/m32r/m32r.c (m32r_legitimize_address): New.
14590 * config/m68k/m68k.c (m68k_legitimize_address): New.
14591 * config/score/score.c (score_legitimize_address): Standardize.
14592 * config/score/score3.c (score3_legitimize_address): Standardize.
14593 * config/score/score3.h (score3_legitimize_address): Adjust.
14594 * config/score/score7.c (score7_legitimize_address): Standardize.
14595 * config/score/score7.h (score7_legitimize_address): Adjust.
14596 * config/sh/sh.c (sh_legitimize_address): New.
14597 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14599 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14600 (s390_legitimize_address): ... this.
14601 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14602 (sparc_legitimize_address): ... this.
14603 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14604 (ix86_legitimize_address): ... this.
14605 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14606 (avr_legitimize_address): ... this.
14607 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14608 (mn10300_legitimize_address): ... this.
14609 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14610 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14611 (alpha_expand_mov): Adjust call.
14613 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14614 * config/spu/spu.c (spu_legitimize_address): Likewise.
14615 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14616 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14618 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14620 * intl.c (locale_encoding, locale_utf8): New.
14621 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14622 * intl.h (locale_encoding, locale_utf8): Declare.
14623 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14624 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14626 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14628 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14629 (pp_base_tree_identifier): Declare as function.
14630 (identifier_to_locale): Declare.
14631 * Makefile.in (pretty-print.o): Update dependencies.
14632 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14634 2009-05-04 Richard Guenther <rguenther@suse.de>
14636 PR middle-end/40015
14637 * builtins.c (fold_builtin_memory_op): Do not decay to element
14638 type if the size matches the whole array.
14640 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14642 * expmed.c (synth_mult): When trying out a shift, pass the result
14645 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14647 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14648 (shiftsub1_cost): New.
14649 (init_expmed): Compute shiftsub1_cost.
14650 (synth_mult): Optimize multiplications by constants of the form
14651 -(2^^m-1) for some constant positive integer m.
14653 2009-05-03 Richard Guenther <rguenther@suse.de>
14656 * c-typeck.c (array_to_pointer_conversion): Do not built
14657 ADDR_EXPRs of arrays of pointer-to-element type.
14658 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14659 up wrong ADDR_EXPRs after-the-fact.
14660 * c-common.c (strict_aliasing_warning): Strip pointer
14661 conversions for obtaining the original type.
14662 * builtins.c (fold_builtin_memset): Handle array types.
14663 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14666 2009-05-03 Richard Guenther <rguenther@suse.de>
14668 PR middle-end/23329
14669 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14670 Do not lose casts from array types with unknown extent to array
14671 types with known extent.
14672 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14673 alias set compatibility.
14675 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14677 * flags.h (extra_warnings): Delete.
14678 * toplev.c (process_options): Handle Wuninitialized here.
14679 * opts.c (extra_warnings): Delete.
14680 (set_Wextra): Delete.
14681 (common_handle_option): -Wextra can be handled automatically.
14682 * c-opts.c (c_common_handle_option): Delete obsolete code.
14683 (c_common_post_options): Simplify comment.
14684 * common.opt (W): Add Var.
14686 (Wuninitialized): Initialize to -1.
14688 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14689 Richard Guenther <rguenther@suse.de>
14691 * expr.c (get_def_for_expr): New function.
14692 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14693 SSA rather than trees.
14694 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14695 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14697 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14699 * c-common.c (reswords): Add _Imaginary.
14700 * c-common.c (enum rid): Add RID_IMAGINARY.
14702 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14704 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14705 Patch by Richard Guenther.
14707 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14709 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14710 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14711 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14712 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14713 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14714 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14715 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14716 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14717 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14718 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14719 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14720 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14721 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14722 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14723 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14724 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14725 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14726 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14728 2009-05-02 Richard Guenther <rguenther@suse.de>
14730 PR tree-optimization/39940
14731 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14734 2009-05-02 Richard Guenther <rguenther@suse.de>
14736 PR middle-end/40001
14737 * tree-ssa.c (execute_update_addresses_taken): Properly check
14738 if we can mark a variable DECL_GIMPLE_REG_P.
14739 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14740 back to the end of the function.
14741 (is_gimple_reg_type): Remove complex type special casing.
14742 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14745 2009-05-02 Ben Elliston <bje@au.ibm.com>
14747 * doc/collect2.texi (Collect2): Document search path behaviour
14748 when configured with --with-ld.
14750 2009-05-02 Jan Hubicka <jh@suse.cz>
14752 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14753 parameter; update callers.
14754 (coalesce_cost_edge): EH edges are costier because they needs
14755 splitting even if not critical and even more costier when there are
14756 multiple EH predecestors.
14758 2009-05-02 Jan Hubicka <jh@suse.cz>
14760 * except.c (remove_eh_handler_and_replace): Handle updating after
14761 removing TRY blocks.
14763 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14765 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14767 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14769 * varasm.c: Do not include c-pragma.h.
14770 * attribs.c: Do not incude c-common.h.
14772 2009-05-01 Michael Matz <matz@suse.de>
14774 * calls.c (initialize_argument_information): Handle SSA names like
14775 decls with a non MEM_P DECL_RTL.
14777 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14779 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14780 * ipa-utils.c: Likewise.
14781 * ipa-type-escape.c: Likewise.
14782 * cgraphunit.c Do not include c-common.h.
14783 * ipa-pure-const.c: Likewise.
14784 * tree-if-conv.c: Likewise.
14785 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14786 * ipa-struct-reorg.c: Likewise.
14787 * tree-nomudflap.c: Likewise.
14788 * tree-ssa-structalias.c: Likewise.
14790 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14792 * store-motion.c: Many cleanups to make this pass a first-class
14793 citizen instead of an appendix to gcse load motion. Add TODO list
14794 to make this pass faster/cleaner/better.
14796 (struct ls_expr): Post gcse.c-split cleanups.
14797 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14798 "stores" field to "avail_stores".
14799 (pre_ldst_mems): Rename to store_motion_mems.
14800 (pre_ldst_table): Rename to store_motion_mems_table.
14801 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14802 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14803 (ldst_entry): Rename to st_expr_entry, update users.
14804 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14805 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14806 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14808 (first_ls_expr): Rename to first_st_expr, update users.
14809 (next_ls_expr): Rename to next_st_expr, update users.
14810 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14811 fields properly for store motion instead of names inherited from load
14813 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14814 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14817 (ae_kill): Rename to st_kill, update users.
14818 (ae_gen): Rename to st_avloc, update users.
14819 (transp): Rename to st_transp, update users.
14820 (pre_insert_map): Rename to st_insert_map, update users.
14821 (pre_delete_map): Rename to st_delete_map, update users.
14822 (insert_store, build_store_vectors, free_store_memory,
14823 one_store_motion_pass): Update for abovementioned changes.
14825 (gcse_subst_count, gcse_create_count): Remove.
14826 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14827 and "n_stores_created", local variables.
14829 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14832 (regvec, compute_store_table_current_insn): Remove.
14833 (reg_set_info, reg_clear_last_set): Remove.
14834 (compute_store_table): Use DF caches instead of local dataflow
14837 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14839 * c-objc-common.c (c_tree_printer): Print identifiers with
14840 pp_identifier, not pp_string. Mark "({anonymous})" for
14842 * c-pretty-print.c (pp_c_ws_string): New.
14843 (pp_c_cv_qualifier, pp_c_type_specifier,
14844 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14845 pp_c_storage_class_specifier, pp_c_function_specifier,
14846 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14847 pp_c_primary_expression, pp_c_postfix_expression,
14848 pp_c_unary_expression, pp_c_shift_expression,
14849 pp_c_relational_expression, pp_c_equality_expression,
14850 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14851 use pp_string and pp_c_ws_string in place of pp_identifier and
14852 pp_c_identifier for non-identifiers. Mark English strings for
14854 * c-pretty-print.h (pp_c_ws_string): Declare.
14856 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14857 Roland McGrath <roland@redhat.com>
14859 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14860 (ENABLE_LD_BUILDID): New configuration option.
14861 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14862 (LINK_BUILDID_SPEC): New macro.
14863 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14865 * doc/install.texi: Document --enable-linker-build-id option.
14866 * configure: Rebuild.
14867 * config.in: Rebuild.
14869 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14871 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14872 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14873 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14874 MIPS_GP_SAVE_AREA_SIZE.
14875 * config/mips/mips.c (struct mips_frame_info): Update comment
14876 before arg_pointer_offset and hard_frame_pointer_offset.
14877 (mips_compute_frame_info): Update diagram before function: to
14878 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14879 indicate the position of frame_pointer_rtx with -fstack-protector and
14880 to show args_size. Don't allocate cprestore area for leaf functions
14881 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14883 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14885 2009-04-30 Michael Matz <matz@suse.de>
14887 PR tree-optimization/39955
14888 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14890 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14892 * ira.c (setup_cover_and_important_classes): Use safe macro
14893 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14895 * genpreds.c (write_tm_preds_h): Output suitable definition of
14896 REG_CLASS_FOR_CONSTRAINT.
14898 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14900 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14902 * bitmap.c (bitmap_descriptor): Likewise.
14903 * ggc-common.c (loc_descriptor): Likewise.
14904 * varray.c (varray_descriptor): Likewise.
14905 * vec.c (vec_descriptor): Likewise.
14907 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14909 * Makefile.in (dce.o): Add $(EXCEPT_H).
14910 * dce.c: Include except.h and delete redundant vector definitions.
14911 (deletable_insn_p): Return false for non-call insns that can throw
14914 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14916 * gcse.c (ae_gen): Remove.
14917 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14918 and make non-static function to make it available in store-motion.c.
14919 Update call sites with search-and-replace.
14920 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14921 extract_mentioned_regs, extract_mentioned_regs_helper,
14922 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14923 store_killed_in_insn, store_killed_after, store_killed_before,
14924 build_store_vectors, insert_insn_start_basic_block, insert-store,
14925 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14926 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14927 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14928 * store-motion.c: ...new file. Also copy data structures from gcse.c
14929 and clean up to remove parts not used by store motion.
14930 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14931 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14933 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14936 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14937 when optimizing for size.
14939 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14941 * gcse.c (gcse_constant_p): Fix typo in last change.
14943 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14945 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14947 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14949 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14951 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14953 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14954 CONST_HIGH_PART result.
14956 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14958 * config/avr/avr.c (initial_elimination_offset): Rename to
14959 avr_initial_elimination_offset.
14960 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14961 change return type to bool.
14962 (avr_can_eliminate): New function.
14963 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14964 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14965 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14966 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14967 avr_initial_elimination_offset.
14968 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14969 (avr_initial_elimination_offset): Define.
14971 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14972 Steven Bosscher <steven@gcc.gnu.org>
14974 PR rtl-optimization/39938
14975 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14976 * cfgrtl.c: Include insn-attr.h.
14977 (rest_of_pass_free_cfg): New function.
14978 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14979 * resource.c (init_resource_info): Remove call to df_analyze.
14981 2009-04-29 Richard Guenther <rguenther@suse.de>
14984 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14985 allow conversion to signed integers.
14987 2009-04-29 Richard Guenther <rguenther@suse.de>
14989 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14990 shifts of floating point vectors if the shift amount is
14991 a constant multiple of the element size.
14993 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14994 Michael Matz <matz@suse.de>
14996 PR middle-end/39927
14998 * tree-outof-ssa.c (emit_partition_copy): New function.
14999 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15000 insert_part_to_rtx_on_edge): Perform the partition base var
15001 copy using emit_partition_copy.
15002 (insert_value_copy_on_edge): Convert constants to the right mode.
15003 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15004 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15006 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15008 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15009 scan backwards to try to find a constant to initialize it.
15011 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15012 insn before the loop_end instruction, don't look past labels.
15014 2009-04-29 Richard Guenther <rguenther@suse.de>
15016 PR middle-end/39937
15017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15018 loose type conversions.
15019 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15020 stmts only if there are no uses of its definition.
15022 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15024 * config/bfin/bfin.h (splitting_loops): Declare.
15025 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15026 Reorder bit definitions to be ascending.
15027 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15028 * config/bfin/bfin.c (splitting_loops): New variable.
15029 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15030 (struct loop_info): Remove members INIT and LOOP_INIT.
15031 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15032 the LSETUP sequence. Allow LC to be loaded from any register, but
15033 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15034 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15036 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15037 of reload_completed.
15040 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15042 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15044 * Makefile.in (PLUGIN_VERSION_H): New.
15045 (OBJS-common): Remove plugin-version.o.
15046 (plugin.o): Depend on (PLUGIN_VERSION_H).
15047 (plugin-version.o): Remove.
15048 * configure: Regenerate
15049 * configure.ac: Create plugin-version.h.
15050 * gcc-plugin.h (plugin_gcc_version): Remove.
15051 (plugin_default_version_check): Change signature.
15052 * plugin-version.c: Remove.
15053 * plugin.c: Include plugin-version.h.
15054 (str_plugin_gcc_version_name): Remove.
15055 (try_init_one_plugin): Pass gcc version to plugin_init.
15056 (plugin_default_version_check): Both gcc and plugin versions are now
15059 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15061 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15062 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15063 Remove special case testing for last insn of inner loops. Don't fail
15064 if the loop ends with a jump, emit an extra nop instead.
15066 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15067 DREGS rather than comparing directly. Remove code that tries to
15068 account for latencies.
15070 2009-04-29 Richard Guenther <rguenther@suse.de>
15072 PR tree-optimization/39941
15073 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15074 eliminating an indirect call.
15076 2009-04-29 Richard Guenther <rguenther@suse.de>
15078 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15079 parameter. Allow invariants as base if !require_lvalue.
15080 (verify_gimple_assign_single): Adjust.
15082 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15084 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15085 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15086 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15087 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15088 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15090 * config/bfin/bfin.c (bfin_expand_builtin,
15091 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15093 2009-04-28 Richard Guenther <rguenther@suse.de>
15095 * tree-vect-loop.c (get_initial_def_for_induction): Use
15096 correct types for pointer increment.
15098 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15100 * toplev.c (print_version): Update GMP version string calculation.
15102 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15104 PR rtl-optimization/39938
15105 * resource.c (init_resource_info): Add call to df_analyze.
15107 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15109 * config/alpha/alpha.md (usegp): Cast the result of
15110 alpha_find_lo_sum_using_gp to enum attr_usegp.
15111 * config/alpha/alpha.c (override_options): Remove end-of-structure
15112 marker element from cpu_table. Use array size of cpu_table to handle
15113 -mcpu and -mtune options.
15114 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15116 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15118 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15119 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15120 tune_32 and tune_64.
15121 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15122 support on PowerPC.
15123 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15124 * config/rs6000/option-defaults.h: ... here. New file.
15125 (OPT_64, OPT_32): Define.
15126 (MASK_64BIT): Define to 0 if not already defined.
15127 (OPT_ARCH64, OPT_ARCH32): Define.
15128 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15131 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15133 * config/arm/arm.c (arm_override_options): Emit error on using
15136 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15138 PR rtl-optimization/39914
15139 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15140 registers for allocnos created from user-defined variables only
15141 when not optimizing.
15143 2009-04-28 Richard Guenther <rguenther@suse.de>
15145 PR middle-end/39937
15146 * fold-const.c (fold_binary): Use distribute_real_division only
15149 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15151 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15152 add hpux-stdint.h to tm_file.
15153 (hppa[12]*-*-hpux11*): Ditto.
15154 (ia64*-*-hpux*): Ditto.
15155 * config/hpux-stdint.h: New.
15156 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15157 __STDC_EXT__ for all compiles.
15158 * config/pa/pa-hpux.h: Ditto.
15159 * config/pa/pa-hpux10.h: Ditto.
15160 * config/pa/pa-hpux11.h: Ditto.
15162 2009-04-28 Catherine Moore <clm@codesourcery.com>
15164 * debug.h (set_name): Add comment.
15166 2009-04-28 Andrew Pinski <pinskia@gmail.com>
15169 * config/darwin.c (machopic_gen_offset): Check
15170 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
15171 * config/arm/arm.c (require_pic_register): Likewise.
15173 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
15175 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
15176 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
15177 m32c_promote_prototypes): Delete.
15179 2009-04-28 Michael Matz <matz@suse.de>
15181 PR middle-end/39922
15182 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15185 2009-04-28 Richard Guenther <rguenther@suse.de>
15187 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15189 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15191 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15192 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15193 * config/arm/arm-tune.md: Regenerate.
15195 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15197 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15198 block if there are complex incoming edges.
15199 (sel_merge_blocks): Remove useless assert.
15200 (sel_redirect_edge_and_branch): Check that edge was redirected.
15201 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15202 (sel_find_rgns): Delete declaration.
15203 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15204 the region when it is not a preheader.
15206 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15209 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15211 2009-04-28 Richard Guenther <rguenther@suse.de>
15213 * tree.h (SSA_NAME_VALUE): Remove.
15214 (struct tree_ssa_name): Remove value_handle member.
15215 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15216 array for jump threading.
15217 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15219 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15220 * tree-flow.h (threadedge_initialize_values): Declare.
15221 (threadedge_finalize_values): Likewise.
15222 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15223 (SSA_NAME_VALUE): Define.
15224 (threadedge_initialize_values): New function.
15225 (threadedge_finalize_values): Likewise.
15226 * tree-ssa-dom.c (ssa_name_values): New global variable.
15227 (SSA_NAME_VALUE): Define.
15228 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15230 2009-04-28 Ira Rosen <irar@il.ibm.com>
15232 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15233 Use REPORT_VECTORIZED_LOCATIONS instead
15234 REPORT_VECTORIZED_LOOPS.
15235 * tree-vectorizer.c (vect_verbosity_level): Make static.
15236 (vect_loop_location): Rename to vect_location.
15237 (vect_set_verbosity_level): Update comment.
15238 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15240 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15241 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15242 instead REPORT_UNVECTORIZED_LOOPS.
15243 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15244 and vect_loop_def to vect_external_def and vect_internal_def.
15245 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15246 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15247 REPORT_UNVECTORIZED_LOCATIONS.
15248 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15249 and vect_used_in_loop and to vect_unused_in_scope and
15250 vect_used_in_scope.
15251 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15252 (vect_verbosity_level): Remove declaration.
15253 (vect_analyze_operations): Likewise.
15254 (vect_analyze_stmt): Declare.
15255 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15256 REPORT_UNVECTORIZED_LOCATIONS.
15257 (vect_get_loop_niters): Fix indentation.
15258 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15259 (vect_analyze_loop_operations): New function.
15260 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15261 vect_analyze_operations.
15262 (vect_is_simple_reduction): Use new names.
15263 (vectorizable_live_operation, vect_transform_loop): Likewise.
15264 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15265 to specify whether the data references can be a part of interleaving
15267 (vect_analyze_data_ref_dependence): Use new names.
15268 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15269 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15270 * tree-vect-patterns.c (widened_name_p): Use new names.
15271 (vect_recog_dot_prod_pattern): Likewise.
15272 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15273 (process_use, vect_mark_stmts_to_be_vectorized,
15274 vect_model_simple_cost, vect_model_store_cost,
15275 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15276 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15277 vectorizable_operation, vectorizable_type_demotion,
15278 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15279 vectorizable_condition): Likewise.
15280 (vect_analyze_operations): Split into vect_analyze_loop_operations
15282 (vect_analyze_stmt): ... new function.
15283 (new_stmt_vec_info): Use new names.
15284 (vect_is_simple_use): Use new names and fix comment.
15285 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15286 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15288 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15291 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15292 and integer modes for x87 operands. Do not ICE for unsupported size,
15293 generate error instead. Generate error for unsupported operand types.
15294 ['z']: Do not handle HImode memory operands specially. Warning
15295 for floating-point operands. Fallthru to 'Z' for unsupported operand
15296 types. Do not ICE for unsupported size, generate error instead.
15297 (output_387_binary_op): Use %Z to output operands.
15298 (output_fp_compare): Ditto.
15299 (output_387_reg_move): Ditto.
15301 2009-04-28 Ben Elliston <bje@au.ibm.com>
15306 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15308 * builtins.c (c_strlen): Do not warn here.
15309 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15310 * c-common.c (pointer_int_sum): Take an explicit location.
15311 Warn about offsets out of bounds.
15312 * c-common.h (pointer_int_sum): Adjust declaration.
15314 2009-04-27 Ian Lance Taylor <iant@google.com>
15316 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15318 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15319 * df-core.c (df_set_flags): Change return type to int. Change
15320 type of old_flags to int.
15321 (df_clear_flags): Likewise.
15322 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15323 (df_get_conditional_uses): Likewise.
15324 * df.h (df_set_flags, df_clear_flags): Update declarations.
15325 * dwarf2out.c (struct indirect_string_node): Change type of form
15326 field to enum dwarf_form.
15327 (AT_string_form): Change return type to enum dwarf_form.
15328 * fixed-value.c (fixed_compare): Add cast to enum type.
15329 * fwprop.c (update_df): Change 0 to VOIDmode.
15330 * gensupport.c: Change 0 to UNKNOWN.
15331 * gimple.h (gimple_cond_code): Add cast to enum type.
15332 * haifa-sched.c (reemit_notes): Add cast to enum type.
15333 * hooks.c (hook_int_void_no_regs): Remove function.
15334 * hooks.h (hook_int_void_no_regs): Remove declaration.
15335 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15336 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15337 * real.c (real_arithmetic): Add cast to enum type.
15338 (real_compare): Likewise.
15339 * target.h (struct gcc_target): Change return type of
15340 branch_target_register_class to enum reg_class.
15341 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15342 default_branch_target_register_class.
15343 * targhooks.c (default_branch_target_register_class): New function.
15344 * targhooks.h (default_branch_target_register_class): Declare.
15345 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15346 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15348 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15350 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15351 vect_uninitialized_def. Change 0 to ERROR_MARK.
15352 * tree-vect-stmts.c (supportable_widening_operation): Don't
15353 initialize icode1 and icode2.
15354 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15355 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15357 (cmn_err_flag_specs): Change 0 to STD_C89.
15358 (cmn_err_char_table): Likewise.
15359 * config/arm/arm.c (get_arm_condition_code): Change type of code
15360 to enum arm_cond_code.
15361 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15362 (IWMMXT_BUILTIN2): Likewise.
15363 (neon_builtin_type_bits): Don't define typedef.
15364 (neon_builtin_datum): Change type of bits field to int.
15365 (arm_expand_neon_args): Add cast to enum type.
15366 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15368 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15369 casts to enum type.
15370 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15372 * config/mips/mips.md (jal_macro): Return enum constant.
15373 (single_insn): Likewise.
15374 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15376 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15377 casts to enum type.
15378 * config/s390/s390.c (s390_tune_flags): Change type to int.
15379 (s390_arch_flags): Likewise.
15380 (s390_handle_arch_option): Change flags field of struct pta to int.
15381 * config/s390/s390.h (s390_tune_flags): Update declaration.
15382 (s390_arch_flags): Likewise.
15383 * config/sh/sh.c (prepare_move_operands): Compare
15384 tls_symbolic_operand result with enum constant.
15385 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15386 (sh_expand_prologue): Add cast to enum type.
15387 (sh_expand_epilogue): Likewise.
15388 (tls_symbolic_operand): Change return type to enum tls_model.
15389 (fpscr_set_from_mem): Add cast to enum type.
15390 (legitimize_pic_address): Compare tls_symbolic_operand result with
15392 (sh_target_reg_class): Change return type to enum reg_class.
15393 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15395 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15396 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15397 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15398 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15399 (delayed_branch, tls_call_delay): Likewise.
15400 (eligible_for_sibcall_delay): Likewise.
15401 (eligible_for_return_delay): Likewise.
15402 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15403 (spu_expand_builtin_1): Likewise.
15405 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15406 for all types of conversions.
15407 (output_init_element): Issue -Wc++-compat warning if needed when
15408 initializing a bitfield with enum type.
15409 * c-parser.c (c_parser_expression): Set original_type to
15410 original_type of right hand operand of comma operator.
15412 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15414 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15416 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15417 * doc/cpp.texi (Standard Predefined Macros)
15418 (Implementation-defined behavior): Likewise.
15419 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15420 * doc/gimple.texi (GIMPLE Exception Handling)
15421 (@code{GIMPLE_ASSIGN}): Likewise.
15422 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15423 * doc/invoke.texi (Warning Options, Optimize Options)
15424 (AVR Options, Darwin Options): Likewise.
15425 (Optimize Options): Reformulate -fwhole-program description.
15426 * doc/loop.texi (Lambda): Likewise.
15427 * doc/md.texi (Output Template, Define Constraints)
15428 (Standard Names, Insn Splitting): Likewise.
15429 * doc/options.texi (Option properties): Likewise.
15430 * doc/passes.texi (Tree-SSA passes): Likewise.
15431 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15432 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15433 (File Names and DBX): Likewise.
15434 * doc/trouble.texi (Incompatibilities): Likewise.
15436 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15438 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15439 instruction is correct.
15441 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15443 Allow non-constant arguments to conversion intrinsics.
15444 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15445 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15446 * spu.c (print_operand): Handle 'v' and 'w'.
15447 (exp2_immediate_p, spu_gen_exp2): Define.
15448 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15449 spu_convtf_1): Update parameter descriptions.
15450 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15451 * constraints.md ('v', 'w'): New.
15452 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15454 (i2f, I2F): New define_mode_attr.
15455 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15456 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15457 fixuns_truncv4sfv4si2): Update to use mode attribute.
15458 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15459 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15460 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15461 patterns for combine.
15463 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15465 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15466 (cprop, hoist, pre, store_motion): New debug counters.
15467 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15468 is not an RTL pass anymore.
15469 (pass_profiling): Remove extern decl for pass removed in 2005.
15470 (pass_gcse, pass_jump_bypass): Remove.
15471 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15472 to 0 for clean state.
15473 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15474 * cse.c (gate_handle_cse_after_global_opts,
15475 rest_of_handle_cse_after_global_opts): New functions.
15476 (pass_cse_after_global_opts): New pass, does local CSE.
15477 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15478 (TV_CPROP): New timevar.
15479 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15480 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15481 (gcse_main, recompute_all_luids): Remove.
15482 (compute_hash_table_work): Call max_reg_num instead of reading
15484 (cprop_jump): Don't set run_jump_opt_after_gcse.
15485 (constprop_register): Always allow to alter jumps.
15486 (cprop_insn): Likewise.
15487 (do_local_cprop): Likewise.
15488 (local_cprop_pass): Likewise. Return non-zero if something changed.
15489 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15490 (find_implicit_sets): Add note about missed optimization opportunity.
15491 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15492 pass_rtl_cprop execute function.
15493 Don't bother tracking the pass number, each pass gets its own dumpfile
15495 Always allow to alter jumpsand bypass jumps.
15496 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15497 will just find no suitable set.
15498 (pre_edge_insert): Fix dumping, this function is for PRE only.
15499 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15500 pass_rtl_pre execute function.
15501 (hoist_code): Return non-zero if something changed. Keep track of
15502 substitutions and insertions for statistics gathering similar to PRE.
15503 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15504 called from the pass_rtl_hoist execute function. Show pass statistics.
15505 (compute_store_table): Use max_reg_num directly instead of using the
15506 formerly global max_gcse_regno.
15507 (build_store_vectors): Likewise.
15508 (replace_store_insn): Fix dumping.
15509 (store_motion): Rename to ...
15510 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15511 pass, called from the pass_rtl_store_motion execute function. Keep
15512 track of substitutions and insertions for statistics gathering similar
15514 (bypass_jumps): Remove, fold interesting bits into ...
15515 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15516 from the pass_rtl_cprop execute function.
15517 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15518 pass_jump_bypass): Remove.
15519 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15520 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15521 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15522 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15523 (gate_rtl_store_motion, execute_rtl_store_motion,
15524 pass_rtl_store_motion): New.
15525 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15526 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15527 * passes.c (init_optimization_passes): Remove pass_gcse and
15528 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15529 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15530 instead of pass_jump_bypass.
15532 2009-04-27 Richard Guenther <rguenther@suse.de>
15534 PR middle-end/39928
15535 * gimplify.c (gimplify_expr): If we are required to create
15536 a temporary make sure it ends up as register.
15538 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15541 * config/i386/i386.c (construct_container): Don't call
15542 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15543 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15545 2009-04-27 Michael Matz <matz@suse.de>
15547 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15548 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15549 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15550 (dump_replaceable_exprs): Take a bitmap.
15551 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15553 (expand_gimple_basic_block): Likewise.
15554 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15555 replaceable_expressions member a bitmap.
15556 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15557 (mark_replaceable): Likewise.
15558 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15559 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15561 2009-04-27 Richard Guenther <rguenther@suse.de>
15563 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15564 (verify_stmts): Dispatch to gimple/type verification code.
15565 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15566 issue with call argument types.
15568 2009-04-27 Michael Matz <matz@suse.de>
15570 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15571 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15574 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15575 Eric Botcazou <ebotcazou@adacore.com>
15577 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15578 a label's basic block.
15579 (mark_target_live_regs): Tidy and rework obsolete comments.
15580 Change back DF problem to LIVE. If a label starts a basic block,
15581 assume that all registers that used to be live then still are.
15582 (init_resource_info): If a label starts a basic block, set its
15583 BLOCK_FOR_INSN accordingly.
15584 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15586 2009-04-27 Richard Guenther <rguenther@suse.de>
15588 * tree-flow-inline.h (function_ann): Remove.
15589 (get_function_ann): Likewise.
15590 * tree-dfa.c (create_function_ann): Remove.
15591 * tree-flow.h (struct static_var_ann_d): Remove.
15592 (struct function_ann_d): Likewise.
15593 (union tree_ann_d): Remove fdecl member.
15594 (function_ann_t): Remove.
15595 (function_ann, get_function_ann, create_function_ann): Remove
15598 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15600 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15602 2009-04-27 Jan Hubicka <jh@suse.cz>
15604 * ipa-pure-const.c (struct funct_state_d): New fields
15605 state_previously_known, looping_previously_known; remove
15606 state_set_in_source.
15607 (analyze_function): Use new fields.
15608 (propagate): Avoid assumption that state_set_in_source imply
15611 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15612 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15613 * cfgloop.h (finite_loop_p): Declare.
15615 2009-04-26 Michael Matz <matz@suse.de>
15617 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15619 2009-04-26 Michael Matz <matz@suse.de>
15621 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15622 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15623 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15624 pass_mark_used_blocks): Remove.
15625 * tree-optimize.c (pass_free_datastructures,
15626 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15627 * passes.c (init_optimization_passes): Don't call
15628 pass_mark_used_blocks, remove dead code.
15630 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15632 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15633 * tree-ssa-live.h (register_ssa_partition): Likewise.
15635 2009-04-26 Michael Matz <matz@suse.de>
15638 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15639 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15640 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15642 (compare_pairs): Swap cost comparison.
15643 (coalesce_ssa_name): Don't use change_partition_var.
15644 * tree-nrv.c (struct nrv_data): Add modified member.
15645 (finalize_nrv_r): Set it.
15646 (tree_nrv): Use it to update statements.
15647 (pass_nrv): Require PROP_ssa.
15648 * tree-mudflap.c (mf_decl_cache_locals,
15649 mf_build_check_statement_for): Use make_rename_temp.
15650 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15651 * alias.c (find_base_decl): Handle SSA names.
15652 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15653 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15654 * rtl.h (set_reg_attrs_for_parm): Declare.
15655 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15656 to "optimized", remove unused locals at finish.
15657 (execute_free_datastructures): Make global, call
15658 delete_tree_cfg_annotations.
15659 (execute_free_cfg_annotations): Don't call
15660 delete_tree_cfg_annotations.
15662 * ssaexpand.h: New file.
15663 * expr.c (toplevel): Include ssaexpand.h.
15664 (expand_assignment): Handle SSA names the same as register variables.
15665 (expand_expr_real_1): Expand SSA names.
15666 * cfgexpand.c (toplevel): Include ssaexpand.h.
15667 (SA): New global variable.
15668 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15669 (SSAVAR): New macro.
15670 (set_rtl): New helper function.
15671 (add_stack_var): Deal with SSA names, use set_rtl.
15672 (expand_one_stack_var_at): Likewise.
15673 (expand_one_stack_var): Deal with SSA names.
15674 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15675 before unique numbers.
15676 (expand_stack_vars): Use set_rtl.
15677 (expand_one_var): Accept SSA names, add asserts for them, feed them
15678 to above subroutines.
15679 (expand_used_vars): Expand all partitions (without default defs),
15680 then only the local decls (ignoring those expanded already).
15681 (expand_gimple_cond): Remove edges when jumpif() expands an
15682 unconditional jump.
15683 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15684 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15686 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15687 members of SA; deal with PARM_DECL partitions here; expand
15688 all PHI nodes, free tree datastructures and SA. Commit instructions
15689 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15690 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15691 info and statements at start, collect garbage at finish.
15692 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15693 (VAR_ANN_PARTITION) Remove.
15694 (change_partition_var): Don't declare.
15695 (partition_to_var): Always return SSA names.
15696 (var_to_partition): Only accept SSA names.
15697 (register_ssa_partition): Only check argument.
15698 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15700 (delete_var_map): Don't free it.
15701 (var_union): Only accept SSA names, simplify.
15702 (partition_view_init): Mark only useful SSA names as used.
15703 (partition_view_fini): Only deal with SSA names.
15704 (change_partition_var): Remove.
15705 (dump_var_map): Use ssa_name instead of partition_to_var member.
15706 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15708 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15709 (struct _elim_graph): New member const_dests; nodes member vector of
15711 (set_location_for_edge): New static helper.
15712 (create_temp): Remove.
15713 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15714 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15715 (new_elim_graph): Allocate const_dests member.
15716 (clean_elim_graph): Truncate const_dests member.
15717 (delete_elim_graph): Free const_dests member.
15718 (elim_graph_size): Adapt to new type of nodes member.
15719 (elim_graph_add_node): Likewise.
15720 (eliminate_name): Likewise.
15721 (eliminate_build): Don't take basic block argument, deal only with
15722 partition numbers, not variables.
15723 (get_temp_reg): New static helper.
15724 (elim_create): Use it, deal with RTL temporaries instead of trees.
15725 (eliminate_phi): Adjust all calls to new signature.
15726 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15727 (rewrite_trees): Only do checking.
15728 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15729 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15730 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15731 contains_tree_r, MAX_STMTS_IN_LATCH,
15732 process_single_block_loop_latch, analyze_edges_for_bb,
15733 perform_edge_inserts): Remove.
15734 (expand_phi_nodes): New global function.
15735 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15736 functions, initialize new parameter, remember partitions having a
15738 (finish_out_of_ssa): New global function.
15739 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15740 don't reset in_ssa_p here, don't disable TER when mudflap.
15741 (pass_del_ssa): Remove.
15742 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15744 (execute_free_datastructures): Declare.
15745 * Makefile.in (SSAEXPAND_H): New variable.
15746 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15747 * basic-block.h (commit_one_edge_insertion): Declare.
15748 * passes.c (init_optimization_passes): Move pass_nrv and
15749 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15750 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15751 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15752 (redirect_branch_edge): Deal with super block when expanding, split
15753 out jump patching itself into ...
15754 (patch_jump_insn): ... here, new static helper.
15756 2009-04-26 Michael Matz <matz@suse.de>
15758 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15759 beyond num_ssa_names.
15760 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15761 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15763 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15765 PR inline-asm/39543
15766 * fwprop.c (forward_propagate_asm): New function.
15767 (forward_propagate_and_simplify): Propagate also into __asm, if it
15768 doesn't increase the number of referenced registers.
15771 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15773 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15775 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15776 note_nonlocal_vla_type for nonlocal VLAs.
15777 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15778 contains_remapped_vars, remap_vla_decls): New functions.
15779 (convert_nonlocal_reference_stmt): If not optimizing, call
15780 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15781 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15782 if it wasn't found in var_map.
15783 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15784 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15785 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15787 * gimplify.c (nonlocal_vlas): New variable.
15788 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15790 (gimplify_body): Create and destroy nonlocal_vlas.
15792 * dwarf2out.c (loc_descr_plus_const): New function.
15793 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15794 mem_loc_descriptor, loc_descriptor_from_tree_1,
15795 descr_info_loc, gen_variable_die): Use it.
15797 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15798 !TREE_STATIC VAR_DECLs.
15799 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15800 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15801 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15802 DECL_BY_REFERENCE is valid.
15803 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15804 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15805 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15806 Copy DECL_BY_REFERENCE.
15807 (struct nesting_copy_body_data): New type.
15808 (nesting_copy_decl): New function.
15809 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15810 if they have variable length.
15812 2009-04-26 Michael Matz <matz@suse.de>
15814 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15815 mark new temporaries for renaming.
15817 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15820 * c-decl.c (global_bindings_p): Return negative value.
15821 (c_variable_size): New. Based on variable_size from
15823 (grokdeclarator): Call c_variable_size not variable_size.
15825 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15827 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15829 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15831 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15832 Redefine it to just use mingw/include.
15833 (ASM_SPEC): Rules for -m32 and -m64.
15834 (LINK_SPEC): Use Likewise.
15835 (SPEC_32): New define.
15836 (SPEC_64): Likewise.
15837 (SUB_LINK_SPEC): Likewise.
15838 (MULTILIB_DEFAULTS): New define.
15839 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15840 Add multilib options.
15841 (MULTILIB_DIRNAMES): Likewise.
15842 (MULTILIB_OSDIRNAMES): Likewise.
15843 (LIBGCC): Likewise.
15844 (INSTALL_LIBGCC): Likewise.
15846 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15849 * c-tree.h (enum c_inline_static_type): New.
15850 (record_inline_static): Declare.
15851 * c-decl.c (struct c_inline_static, c_inline_statics,
15852 record_inline_static, check_inline_statics): New.
15853 (pop_file_scope): Call check_inline_statics.
15854 (start_decl): Call record_inline_static instead of pedwarning
15855 directly for static in inline function.
15856 * c-typeck.c (build_external_ref): Call record_inline_static
15857 instead of pedwarning directly for static referenced in inline
15860 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15862 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15863 not new but only being rescanned.
15864 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15865 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15866 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15867 record_set_info, compute_set, grealloc): Remove.
15868 (recompute_all_luids): New function.
15869 (gcse_main): Don't compute sets, and don't do related memory
15870 allocations/free-ing. If something changed before the end of the
15871 pass, update LUIDs using recompute_all_luids.
15872 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15873 (free_gcse_mem): Don't free it either.
15874 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15875 Use the df insn LUIDs.
15876 (load_killed_in_block): Likewise.
15877 (compute_hash_table_work): Don't compute reg_set_in_block.
15878 (compute_transp): Use DF_REG_DEF_CHAINs.
15879 (local_cprop_pass): Don't use compute_sets and related functions.
15880 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15881 Use get_max_uid() instead of max_cuid.
15882 (insert_insn_end_basic_block, pre_insert_copy_insn,
15883 update_ld_motion_stores): Don't try to
15884 keep reg_set tables up to date.
15885 (pre_insert_copies): Use df insn LUIDs.
15886 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15887 (reg_set_info): Don't use extra bitmap argument.
15888 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15889 information to compute regs_set_in_block.
15890 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15891 (bypass_jumps): Don't use compute_sets and friends.
15893 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15896 * opts.c (undocumented_msg): Do not leave blank even with
15899 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15901 * c-decl.c (build_enumerator): Allow values folding to integer
15902 constants but not integer constant expressions with a pedwarn if
15905 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15908 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15909 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15910 type is an integer constant.
15912 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15915 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15918 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15921 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15922 with variably modified return type and no storage class
15923 specifiers, except for the case of nested functions. Distinguish
15924 extern declarations of functions with variably modified return
15925 types from those of objects with variably modified types.
15927 2009-04-25 Jan Hubicka <jh@suse.cz>
15929 * tree.c (list_equal_p): New function.
15930 * tree.h (list_equal_p): Declare.
15931 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15932 basic_block_def, basic_block, const_basic_block): New.
15933 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15934 (redirect_eh_edge): New function.
15935 (make_eh_edge_update_phi): EH edges are not abnormal.
15936 * except.c: Include tree-flow.h.
15937 (list_match): New function.
15938 (eh_region_replaceable_by_p): New function.
15939 (replace_region): New function.
15940 (hash_type_list): New function.
15941 (hash_eh_region): New function.
15942 (eh_regions_equal_p): New function.
15943 (merge_peers): New function.
15944 (remove_unreachable_regions): Verify EH tree when checking;
15946 (copy_eh_region_1): New function.
15947 (copy_eh_region): New function.
15948 (push_reachable_handler): New function.
15949 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15950 regions without label but with live RESX.
15951 * except.h (redirect_eh_edge_to_label): New.
15952 * tree-flow.h (redirect_eh_edge): New.
15953 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15954 basic_block_def, basic_block, const_basic_block): Remove.
15955 * Makefile.in (except.o): Add dependency on tree-flow.h
15956 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15957 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15960 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15963 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15964 on the destination of memcpy.
15966 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15968 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15969 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15970 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15972 2009-04-25 Jan Hubicka <jh@suse.cz>
15974 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15975 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15976 to be reached by different label than left.
15977 (update_eh_edges): Update comment; remove edge_to_remove if possible
15978 and return true if suceeded.
15979 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15980 (cleanup_eh): Compute sharing map.
15981 * except.c (remove_eh_handler_and_replace): Add argument if we should
15983 (remove_unreachable_regions): Update for label sharing.
15984 (label_to_region_map): Likewise.
15985 (get_next_region_sharing_label): New function.
15986 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15988 (remove_eh_handler): Update.
15989 (remove_eh_region_and_replace_by_outer_of): New function.
15990 * except.h (struct eh_region): Add next_region_sharing_label.
15991 (remove_eh_region_and_replace_by_outer_of,
15992 get_next_region_sharing_label): Declare.
15993 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15995 2009-04-25 Jan Hubicka <jh@suse.cz>
15997 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15998 insert code even if they are not critical.
16000 2009-04-25 Jan Hubicka <jh@suse.cz>
16002 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16003 (gimple_can_remove_branch_p): EH edges won't remove branch by
16005 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16006 updating of non-abnormal EH edges.
16007 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16008 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16009 (split_critical_edges): Split also edges where emitting code on them
16010 will lead to splitting later.
16012 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16013 H.J. Lu <hongjiu.lu@intel.com>
16016 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16017 the configured assembler supports fildq and fistpq mnemonics.
16018 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16019 * configure: Regenerated.
16020 * config.in: Ditto.
16022 * config/i386/i386.c (print_operand): Handle 'Z'.
16023 ['z']: Remove handling of special fild/fist suffixes.
16024 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16025 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16026 suffix of fild insn.
16027 (*floatsi<mode>2_vector_mixed): Ditto.
16028 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16029 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16031 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16032 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16034 2009-04-25 Ben Elliston <bje@au.ibm.com>
16036 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16037 the source of a set operation.
16039 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16041 * target.h (struct gcc_target): Add case_values_threshold field.
16042 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16043 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16044 * targhooks.c (default_case_values_threshold): New function.
16045 * targhooks.h (default_case_values_threshold): Declare function.
16046 * stmt.c (expand_case): Use case_values_threshold target hook.
16047 * expr.h (case_values_threshold): Remove declartation.
16048 * expr.c (case_values_threshold): Remove function.
16049 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16051 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16052 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16053 (avr_case_values_threshold): Declare as static.
16054 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16056 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16057 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16058 (mn10300_case_values_threshold): New function.
16060 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16062 * ira.c (setup_cover_and_important_classes): Add enum cast.
16064 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16066 * genpreds.c (write_enum_constraint_num): Output definition of
16067 CONSTRAINT_NUM_DEFINED_P macro.
16068 * ira.c (setup_cover_and_important_classes): Use
16069 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16071 2009-04-24 DJ Delorie <dj@redhat.com>
16073 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16074 __SH2A_SINGLE_ONLY__ also.
16076 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16078 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16079 (movdf_internal): Ditto.
16080 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16081 SFmode and DFmode constants.
16082 (ia64_print_operand): Add 'G' format for printing
16083 floating point constants.
16085 2009-04-24 Richard Guenther <rguenther@suse.de>
16087 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16088 from unsigned additions.
16090 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16092 * c-typeck.c (set_init_index): Allow array designators that are
16093 not integer constant expressions with a pedwarn if pedantic.
16095 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16097 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16098 zero if no overlap in nonzero bits between the operands.
16100 2009-04-24 Ian Lance Taylor <iant@google.com>
16102 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16103 (record_dead_and_set_regs): Likewise.
16104 * df.h (struct df_mw_hardreg): Change flags field to int.
16105 (struct df_base_ref): Likewise.
16106 (struct df): Change changeable_flags field to int.
16107 * df-scan.c (df_defs_record): Change clobber_flags to int.
16108 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16109 constants rather than #define macros.
16110 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16111 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16112 (enum dwarf_calling_convention): Likewise.
16113 (enum dwarf_line_number_x_ops): Likewise.
16114 (enum dwarf_call_frame_info): Likewise.
16115 (enum dwarf_source_language): Likewise.
16116 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16117 (add_calling_convention_attribute): Likewise.
16118 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16119 (combine_comparisons): Change compcode to int. Add cast to enum type.
16120 * genrecog.c (maybe_both_true_2): Change c to int.
16121 (write_switch): Likewise. Add cast to enum type.
16122 * gimplify.c (gimplify_omp_for): Handle return values from
16123 gimplify_expr using MIN rather than bitwise or.
16124 (gimplify_expr): Add cast to enum type.
16125 * ipa-prop.c (update_jump_functions_after_inlining): Change
16126 IPA_BOTTOM to IPA_JF_UNKNOWN.
16127 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16128 Add casts to enum type.
16129 (setup_cover_and_important_classes): Change cl to int. Add casts
16131 (setup_class_translate): Change cl and mode to int.
16132 (ira_init_once): Change mode to int.
16133 (free_register_move_costs): Likewise.
16134 (setup_prohibited_mode_move_regs): Add casts to enum type.
16135 * langhooks.c (add_builtin_function_common): Rework assertion that
16136 value fits bitfield.
16137 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16138 * omega.c (omega_do_elimination): Avoid math on enum types.
16139 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16140 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16141 int local to handle integral_argment value.
16142 * regmove.c (try_auto_increment): Change PUT_MODE to
16144 * reload.c (push_secondary_reload): Add casts to enum type.
16145 (secondary_reload_class, find_valid_class): Likewise.
16146 * reload1.c (emit_input_reload_insns): Likewise.
16147 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16148 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16149 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16151 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16152 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16154 (expand_complex_libcall): Add casts to enum type.
16155 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16156 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16157 with ERROR_MARK, not NUM_TREE_CODES.
16158 (vect_create_epilog_for_reduction): Likewise.
16159 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16160 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
16161 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
16163 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
16164 vect_unused_in_loop. Change 0 to loop_vect.
16165 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
16166 * var-tracking.c (get_init_value): Change return type to enum
16168 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
16169 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
16171 (arm_override_options): Add casts to enum type.
16172 (arm_emit_tls_decoration): Likewise.
16173 * config/i386/i386.c (ix86_function_specific_restore): Add casts
16175 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
16176 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
16177 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
16179 * config/s390/s390.c (code_for_builtin_64): Change to array of
16181 (code_for_builtin_31): Likewise.
16182 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16184 * config/sparc/sparc.c (sparc_override_options): Change value
16185 field in struct code_model to enum cmodel. In initializer change
16186 0 to NULL and add cast to enum type.
16188 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16189 Change all callers. Issue a -Wc++-compat warning using
16190 lhs_origtype if necessary.
16191 (convert_for_assignment): Issue -Wc++-compat warnings about
16192 invalid conversions to enum type on assignment.
16193 * c-common.h (build_modify_expr): Update declaration.
16195 2009-04-24 Nick Clifton <nickc@redhat.com>
16197 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16198 (function_arg_advance): Likewise.
16199 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16202 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16204 * config/s390/constraints.md ('I', 'J'): Fix condition.
16206 2009-04-24 Diego Novillo <dnovillo@google.com>
16208 * gengtype-parse.c (parse_error): Add newline after message.
16210 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16212 * config/i386/sse.md (avxmodesuffixs): Removed.
16213 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16214 (*avx_pinsr<ssevecsize>): This.
16216 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16218 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16219 follow chains of regs with a single definition, and allow expressions
16220 that are function_invariant_p.
16221 (simple_rhs_p): Allow expressions that are function_invariant_p.
16223 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16225 PR middle-end/39867
16226 * fold-const.c (fold_cond_expr_with_comparison): When folding
16227 > and >= to MAX, make sure the MAX uses the same type as the
16228 comparison's operands.
16230 2009-04-24 Nick Clifton <nickc@redhat.com>
16232 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16233 addressing for DImode accesses.
16234 (frv_print_operand_address): Handle PLUS case.
16235 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16237 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16239 PR rtl-optimization/39794
16240 * alias.c (canon_true_dependence): Add x_addr argument.
16241 * rtl.h (canon_true_dependence): Adjust prototype.
16242 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16243 * cselib.c (cselib_invalidate_mem): Likewise.
16244 * gcse.c (compute_transp): Likewise.
16245 * dse.c (scan_reads_nospill): Likewise.
16246 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16247 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16248 canon_base_addr of the group, plus optional offset.
16249 (struct group_info): Rename canon_base_mem to
16251 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16252 canon_rtx of base_mem.
16254 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16256 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16257 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16259 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16261 * config/spu/spu-builtins.h: Delete file.
16263 * config/spu/spu.h (enum spu_builtin_type): Move here from
16265 (struct spu_builtin_description): Likewise. Add GTY marker.
16266 Do not use enum spu_function_code or enum insn_code.
16267 (spu_builtins): Add extern declaration.
16269 * config/spu/spu.c: Do not include "spu-builtins.h".
16270 (enum spu_function_code, enum spu_builtin_type_index,
16271 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16272 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16273 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16274 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16275 (spu_builtin_types): Make static. Add GTY marker.
16276 (spu_builtins): Add extern declaration with GTY marker.
16277 Include "gt-spu.h".
16279 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16280 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16281 Check programmatically whether all parameters are scalar.
16283 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16285 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16287 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16288 assignment from the constructor either if the target is volatile.
16290 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16292 * config/arm/arm.md (insv): Do not share operands[0].
16294 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16296 * config/vxlib-tls.c (active_tls_threads): Delete.
16297 (delete_hook_installed): New.
16298 (tls_delete_hook): Don't delete the delete hook.
16299 (tls_destructor): Delete it here.
16300 (__gthread_set_specific): Adjust installing the delete hook.
16301 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16302 __gthread_leave_tsd_dtor_context.
16304 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16306 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16308 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16310 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16312 (alpha_rtx_costs): Ditto.
16313 (emit_unlikely_jump): Use add_reg_note.
16314 (emit_frame_store_1): Ditto.
16315 (alpha_expand_prologue): Ditto.
16316 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16317 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16319 2009-04-23 Nick Clifton <nickc@redhat.com>
16321 * config/v850/v850.md (epilogue): Remove suppressed code.
16322 (return): Rename to return_simple and remove test of frame size.
16323 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16324 to gen_return_simple.
16326 2009-04-22 Jing Yu <jingyu@google.com>
16329 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16331 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16334 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16335 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16336 value is a VECTOR_CST, the element type is the element type of the
16339 2009-04-22 DJ Delorie <dj@redhat.com>
16341 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16343 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16345 * alias.c (find_base_term): Move around LO_SUM case, so that
16346 CONST falls through into PLUS/MINUS handling.
16349 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16350 into 0, use omit_one_operand.
16352 2009-04-23 Ben Elliston <bje@au.ibm.com>
16354 * config/rs6000/linux-unwind.h (get_regs): Remove type
16355 puns. Change the type of `pc' to an array of unsigned ints and
16356 update all users. Constify frame24.
16358 2009-04-22 DJ Delorie <dj@redhat.com>
16360 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16361 declarations before code.
16362 (current_function_special_page_vector): Likewise.
16363 (m32c_expand_insv): Silence a warning.
16365 2009-04-21 Taras Glek <tglek@mozilla.com>
16367 * alias.c: Update GTY annotations to new syntax.
16368 * basic-block.h: Likewise.
16369 * bitmap.h: Likewise.
16370 * c-common.h: Likewise.
16371 * c-decl.c: Likewise.
16372 * c-parser.c: Likewise.
16373 * c-pragma.c: Likewise.
16374 * c-tree.h: Likewise.
16375 * cfgloop.h: Likewise.
16376 * cgraph.h: Likewise.
16377 * config/alpha/alpha.c: Likewise.
16378 * config/arm/arm.h: Likewise.
16379 * config/avr/avr.h: Likewise.
16380 * config/bfin/bfin.c: Likewise.
16381 * config/cris/cris.c: Likewise.
16382 * config/darwin.c: Likewise.
16383 * config/frv/frv.c: Likewise.
16384 * config/i386/i386.c: Likewise.
16385 * config/i386/i386.h: Likewise.
16386 * config/i386/winnt.c: Likewise.
16387 * config/ia64/ia64.h: Likewise.
16388 * config/iq2000/iq2000.c: Likewise.
16389 * config/mips/mips.c: Likewise.
16390 * config/mmix/mmix.h: Likewise.
16391 * config/pa/pa.c: Likewise.
16392 * config/pa/pa.h: Likewise.
16393 * config/rs6000/rs6000.c: Likewise.
16394 * config/s390/s390.c: Likewise.
16395 * config/sparc/sparc.c: Likewise.
16396 * config/xtensa/xtensa.c: Likewise.
16397 * cselib.h: Likewise.
16398 * dbxout.c: Likewise.
16399 * dwarf2out.c: Likewise.
16400 * except.c: Likewise.
16401 * except.h: Likewise.
16402 * fixed-value.h: Likewise.
16403 * function.c: Likewise.
16404 * function.h: Likewise.
16405 * gimple.h: Likewise.
16406 * integrate.c: Likewise.
16407 * optabs.c: Likewise.
16408 * output.h: Likewise.
16409 * real.h: Likewise.
16411 * stringpool.c: Likewise.
16412 * tree-data-ref.c: Likewise.
16413 * tree-flow.h: Likewise.
16414 * tree-scalar-evolution.c: Likewise.
16415 * tree-ssa-address.c: Likewise.
16416 * tree-ssa-alias.h: Likewise.
16417 * tree-ssa-operands.h: Likewise.
16418 * tree.c: Likewise.
16419 * tree.h: Likewise.
16420 * varasm.c: Likewise.
16421 * varray.h: Likewise.
16423 * coretypes.h: Do not define GTY macro if it is already defined.
16424 * doc/gty.texi: Update GTY documentation to new syntax.
16425 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16426 annotations on structs.
16427 * gengtype-parse.c: Likewise.
16429 2009-04-22 Mark Heffernan <meheff@google.com>
16431 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16433 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16435 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16438 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16440 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16441 the same as a PLUS without a shift. Increase the cost of a
16444 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16446 * Makefile.in: Update dependencies.
16447 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16448 * errors.h: Remove bogus comment about compatibility.
16449 (warning): Update declaration.
16450 * genautomata.c: Update all calls to warning.
16451 * gimple.c: Do not include errors.h. Include toplev.h.
16452 * tree-ssa-structalias.c: Do not include errors.h.
16453 * omega.c: Likewise.
16454 * tree-ssa-reassoc.c: Likewise.
16455 * config/spu/spu-c.c: Likewise.
16456 * config/spu/t-spu-elf: Update dependencies.
16458 2009-04-22 Richard Guenther <rguenther@suse.de>
16460 PR tree-optimization/39824
16461 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16462 make sure the types are compatible.
16464 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16467 * c-common.c (c_parse_error): Take a token_flags parameter.
16468 Use token_type for the token type instead.
16469 Pass token_flags to cpp_type2name.
16470 * c-common.h (c_parse_error): Update declaration.
16471 * c-parser.c (c_parser_error): Pass 0 as token flags.
16473 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16475 PR rtl-optimization/39580
16476 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16478 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16480 * function.c (expand_function_end): Do not emit a jump to the "naked"
16481 return label for fall-through returns.
16482 * except.c (sjlj_emit_function_exit): Always place the call to the
16483 unregister function at the location installed by expand_function_end.
16485 2009-04-22 Richard Guenther <rguenther@suse.de>
16487 PR tree-optimization/39845
16488 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16489 (gen_inbound_check): Likewise.
16491 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16493 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16495 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16496 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16498 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16500 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16501 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16502 shift counts to avoid out-of-bounds array accesses.
16504 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16506 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16507 (Pmode): Move above.
16509 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16511 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16512 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16513 GET_CODE macro. Use IN_RANGE macro where appropriate.
16514 * config/alpha/alpha.h: Ditto.
16515 * config/alpha/alpha.md: Ditto.
16516 * config/alpha/constraints.md: Ditto.
16517 * config/alpha/predicates.md: Ditto.
16519 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16521 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16522 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16523 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16524 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16525 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16526 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16527 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16528 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16529 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16530 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16531 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16532 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16533 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16534 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16535 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16536 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16537 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16538 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16539 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16540 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16541 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16542 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16543 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16544 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16545 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16546 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16547 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16549 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16551 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16552 references from comments.
16553 * cfgbuild.c: (count_basic_blocks): Delete.
16554 (find_basic_blocks_1): Delete.
16555 (find_basic_blocks): Delete.
16556 * except.c (finish_eh_generation): Make static. Move comment from
16557 except.h here. Remove find_basic_blocks references from comments.
16558 * except.h (finish_eh_generation): Delete.
16559 * basic-block.h (find_basic_blocks): Delete.
16560 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16562 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16564 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16565 (sdbout_parms): Likewise.
16567 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16569 * config/sh/sh.c (prepare_cbranch_operands): Use
16570 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16571 (expand_cbranchdi4): Likewise.
16572 (from_compare): Add cast to enum type.
16573 (expand_cbranchsi4): Use add_reg_note.
16574 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16575 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16576 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16577 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16578 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16579 instead of CODE_FOR_nothing.
16580 (cbranchdi4): Likewise. Fix the order of arguments for
16582 (push_fpscr): Use add_reg_note.
16583 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16584 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16586 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16588 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16589 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16590 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16591 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16592 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16593 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16594 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16595 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16596 config/alpha/x-vms, config/arc/t-arc,
16597 config/arm/README-interworking, config/arm/arm-c.c,
16598 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16599 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16600 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16601 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16602 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16603 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16604 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16605 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16606 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16607 config/cris/t-elfmulti, config/crx/t-crx,
16608 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16609 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16610 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16611 config/h8300/t-h8300, config/i386/athlon.md,
16612 config/i386/darwin-libgcc.10.4.ver,
16613 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16614 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16615 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16616 config/i386/t-linux64, config/i386/t-nwld,
16617 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16618 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16619 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16620 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16621 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16622 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16623 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16624 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16625 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16626 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16627 config/m68k/t-uclinux, config/mcore/t-mcore,
16628 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16629 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16630 config/mips/crtn.asm, config/mips/irix-crti.asm,
16631 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16632 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16633 config/mips/mips-fixed.md, config/mips/sb1.md,
16634 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16635 config/mips/t-iris6, config/mips/t-isa3264,
16636 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16637 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16638 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16639 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16640 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16641 config/mn10300/t-linux, config/mn10300/t-mn10300,
16642 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16643 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16644 config/picochip/libgccExtras/clzsi2.asm,
16645 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16646 config/rs6000/darwin-libgcc.10.4.ver,
16647 config/rs6000/darwin-libgcc.10.5.ver,
16648 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16649 config/rs6000/t-aix43, config/rs6000/t-aix52,
16650 config/rs6000/t-darwin, config/rs6000/t-fprules,
16651 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16652 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16653 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16654 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16655 config/rs6000/t-rtems, config/rs6000/t-spe,
16656 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16657 config/score/t-score-elf, config/sh/divcost-analysis,
16658 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16659 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16660 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16661 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16662 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16663 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16664 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16665 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16666 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16667 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16668 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16669 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16670 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16671 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16672 * config/h8300/genmova.sh: Include copyright and license notices
16673 in generated output.
16674 * config/h8300/mova.md: Regenerate.
16675 * doc/install.texi2html: Include word "Copyright" in copyright
16676 notice and use name "Free Software Foundation, Inc.".
16677 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16678 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16679 ChangeLog-2007, ChangeLog-2008: Correct dates.
16681 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16683 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16684 NE_EXPR operations as well.
16685 * c-parser.c (c_parser_condition): Do not set location information on
16687 (c_parser_conditional_expression): Likewise.
16688 (c_parser_binary_expression): Set location information on operators.
16689 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16690 TRUTH_NOT_EXPR has been folded.
16691 * fold-const.c (fold_truth_not_expr): Copy location information from
16692 the incoming expression to the outgoing one.
16693 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16694 recursive calls on the LHS of the operator but pass that of the
16695 operator to recursive calls on the RHS of the operator. Set it
16697 (shortcut_cond_expr): Set the locus of the operator on the second
16698 COND_EXPR and that of the expression on the first in degenerate cases.
16699 Pass the locus of the expression to calls to shortcut_cond_r.
16700 Set the locus of the 'then' block on the associated jump, if any.
16701 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16702 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16703 expression to call to gimplify_boolean_expr.
16705 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16707 * config.gcc: Add additional configuration for
16708 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16709 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16710 (CPP_SPEC): Redefine for allowing -municode option.
16711 (STARTFILE_SPEC): Likewise.
16712 * config/i386/t-mingw-w64: New.
16713 * config/i386/mingw-w64.opt: New.
16714 (municode): Add new target option.
16715 * doc/invoke.texi (municode): Add documentation for new option.
16717 2009-04-21 Ian Lance Taylor <iant@google.com>
16719 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16720 Correct test for number of arguments.
16721 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16723 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16725 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16726 argument of emit_library_call.
16728 2009-04-21 Richard Guenther <rguenther@suse.de>
16730 PR middle-end/39829
16731 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16732 inside VIEW_CONVERT_EXPRs.
16734 2009-04-21 Martin Jambor <mjambor@suse.cz>
16736 * tree-switch-conversion.c (build_constructors): Split a long line.
16737 (constructor_contains_same_values_p): New function.
16738 (build_one_array): Create assigns of constants if possible, do not
16739 call mark_sym_for_renaming, call update_stmt.
16740 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16741 make_rename_temp. Do not call mark_symbols_for_renaming, call
16743 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16744 find_new_referenced_vars, call update_stmt.
16745 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16746 instead of calling make_rename_temp. Do not call
16747 find_new_referenced_vars or mark_symbols_for_renaming, call
16750 2009-04-21 Richard Guenther <rguenther@suse.de>
16752 PR tree-optimization/39827
16753 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16754 (tree_ssa_phiprop): Pass the correct array size.
16756 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16758 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16760 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16763 * c-typeck.c (lvalue_p): Move declaration ...
16764 * c-common.h (lvalue_p): ... to here.
16765 * c-common.c (candidate_equal_p): New.
16766 (add_tlist): Use it.
16767 (merge_tlist): Use it.
16768 (warn_for_collisions_1): Likewise.
16769 (warning_candidate_p): Accept more candidates.
16770 (verify_tree): A warning candidate can be an expression. Use
16773 2009-04-21 Ben Elliston <bje@au.ibm.com>
16776 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16777 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16778 options. Remove -mcall-solaris documentation.
16780 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16783 * doc/invoke.texi (-Wlong-long): Update description.
16784 * c-lex (interpret_integer): Only warn if there was no previous
16785 overflow and -Wlong-long is enabled.
16786 * c-decl.c (declspecs_add_type): Drop redundant flags.
16787 * c.opt (Wlong-long): Init to -1.
16788 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16789 and front-end warn_long_long. Wlong-long only depends on other
16790 flags if it is uninitialized.
16791 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16792 the same for CPP and FE.
16793 (restore_extension_diagnostics): Likewise.
16795 2009-04-20 Ian Lance Taylor <iant@google.com>
16797 Fix enum conversions which are invalid in C++:
16798 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16799 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16800 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16801 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16802 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16803 (dbxout_parms): Likewise.
16804 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16805 (df_clear_flags): Likewise.
16806 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16807 top_flag parameter to int.
16808 (df_chain_create_bb_process_use): Likewise.
16809 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16811 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16812 (df_ref_create_structure, df_def_record_1): Likewise.
16813 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16814 (df_notes_rescan): Change 0 to VOIDmode in function call.
16815 (df_get_call_refs, df_insn_refs_collect): Likewise.
16816 (df_bb_regs_collect): Likewise.
16817 (df_entry_block_defs_collect): Likewise.
16818 (df_exit_block_uses_collect): Likewise.
16819 * df.h: Update declarations.
16820 * double-int.c (double_int_divmod): Add cast to enum type.
16821 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16822 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16823 (based_loc_descr): Likewise.
16824 (loc_descriptor_from_tree_1): Change first_op and second_op to
16825 enum dwarf_location_atom. Add cast to enum type.
16826 * expmed.c (init_expmed): Change 0 to SET in function call.
16827 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16828 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16829 (do_store_flag): Likewise.
16830 * fixed-value.h (struct fixed_value): Change mode to enum
16832 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16833 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16835 (insert_insn_decl, insert_decl, insert_state): Likewise.
16836 (automata_list_finish): Likewise.
16837 * genrecog.c (process_define_predicate): Add cast to enum type.
16838 * gensupport.c (init_predicate_table): Add cast to enum type.
16839 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16841 (gimple_build_call_1, gimple_build_label): Likewise.
16842 (gimple_build_goto, gimple_build_asm_1): Likewise.
16843 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16844 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16845 (enum fallback): Rename from enum fallback_t.
16846 (fallback_t): Typedef as int.
16847 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16848 GSI_SAME_STMT in function call.
16849 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16851 (setup_reg_class_relations): Likewise.
16852 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16853 (setup_prohibited_class_mode_regs): Add cast to enum type.
16854 (setup_prohibited_mode_move_regs): Likewise.
16855 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16856 (record_address_regs): Change i to enum reg_class.
16857 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16858 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16859 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16860 (GET_MODE_2XWIDER_MODE): Likewise.
16861 (GET_CLASS_NARROWEST_MODE): Likewise.
16862 * omp-low.c (expand_omp_for): Add cast to enum type.
16863 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16864 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16865 * postreload.c (reload_cse_simplify_operands): Change rclass local
16867 * predict.c (combine_predictions_for_insn): Change best_predictor
16868 and predictor to enum br_predictor.
16869 (combine_predictions_for_bb): Likewise.
16870 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16871 use SET_PREDICT_EXPR_OUTCOME.
16872 * real.c (real_arithmetic): Change icode to code in function call.
16873 * reginfo.c (init_move_cost): Add casts to enum type.
16874 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16875 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16877 * reload.c (find_valid_class): Add casts to enum type.
16878 (push_reload): Change 0 to NO_REGS in function call.
16879 (find_reloads): Change this_alternative to array of enum
16880 reg_class. Remove some now-unnecessary casts.
16881 (make_memloc): Change 0 to VOIDmode in function call.
16882 * reload1.c (reload): Change 0 to VOIDmode in function call.
16883 (eliminate_regs_1, elimination_effects): Likewise.
16884 (eliminate_regs_in_insn): Likewise.
16885 (emit_input_reload_insns): Add cast to enum type.
16886 (delete_output_reload): Change 0 to VOIDmode in function call.
16887 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16888 to enum type in function call.
16889 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16890 (SET_PREDICT_EXPR_OUTCOME): Define.
16891 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16892 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16893 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16894 (dump_function): Likewise.
16895 * tree-dump.h: Update declarations.
16896 * tree-pass.h: Update declarations.
16897 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16898 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16900 (arm_rtx_costs_1): Correct parenthesization.
16901 (arm_rtx_costs): Add casts to enum type.
16902 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16903 (vfp_emit_fstmd): Use add_rg_note.
16904 (emit_multi_reg_push, emit_sfm): Likewise.
16905 (thumb_set_frame_pointer): Likewise.
16906 (arm_expand_prologue): Likewise.
16907 (arm_regno_class): Change return type to enum reg_class.
16908 (thumb1_expand_prologue): Use add_reg_note.
16909 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16910 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16912 * config/arm/gentune.sh: Add cast to enum type.
16913 * config/arm/arm-tune.md: Rebuild.
16914 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16915 (ix86_split_fp_branch, predict_jump): Likewise.
16916 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16917 insn_code to enum rtx_code.
16918 (ix86_builtin_vectorized_function): Add cast to enum type.
16919 * config/i386/i386.md (truncdfsf2): Change slot to enum
16921 (truncxf<mode>2, isinf<mode>2): Likewise.
16922 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16924 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16925 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16926 (insert_bundle_state): Change 1 to INSERT in function call.
16927 (ia64_add_bundle_selector_before): Likewise.
16928 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16929 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16930 (restore_stack_nonlocal): Likewise.
16931 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16933 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16935 (mips_rtx_costs): Likewise.
16936 (mips_override_options): Add casts to enum type.
16937 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16939 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16940 (store_reg, set_reg_plus_d): Likewise.
16941 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16942 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16944 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16946 (emit_unlikely_jump): Use add_reg_note.
16947 (rs6000_emit_allocate_stack): Likewise.
16948 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16949 (output_toc): Change 1 to INSERT in function call.
16950 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16951 (rs6000_initialize_trampoline): Likewise.
16952 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16954 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16955 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16956 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16957 (save_gprs): Use add_reg_note.
16958 (s390_emit_prologue): Likewise.
16959 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16960 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16961 (sparc_fold_builtin): Add cast to enum type.
16962 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16964 (spu_expand_prologue): Use add_reg_note.
16965 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16967 2009-04-20 Ian Lance Taylor <iant@google.com>
16969 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16970 (c_parser_postfix_expression_after_primary): Get VEC for list of
16971 arguments. Get original types of arguments. Call
16972 build_function_call_vec.
16973 (cached_expr_list_1, cached_expr_list_2): New static variables.
16974 (c_parser_expr_list): Change return type to VEC *. Add
16975 p_orig_types parameter. Change all callers.
16976 (c_parser_release_expr): New static function.
16977 (c_parser_vec_to_tree_list): New static function.
16978 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16979 call build_function_call_vec.
16980 (build_function_call_vec): New function, based on old
16981 build_function_call.
16982 (convert_arguments): Remove nargs and argarray parameters. Change
16983 values to a VEC. Add origtypes parameter.
16984 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16985 (convert_for_assignment): Add origtype parameter. Change all
16986 callers. If warn_cxx_compat, check for conversion to an enum
16987 type when calling a function.
16988 (store_init_value): Add origtype parameter. Change all callers.
16989 (digest_init): Likewise.
16990 (struct init_node): Add origtype field.
16991 (add_pending_init): Add origtype parameter. Change all callers.
16992 (output_init_element): Likewise.
16993 (output_pending_init_elements): Pass origtype from init_node to
16994 output_init_element.
16995 (process_init_element): Pass origtype from c_expr to
16996 output_init_element.
16997 (c_finish_return): Add origtype parameter. Change all callers.
16998 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17000 (sync_resolve_params): Likewise.
17001 (sync_resolve_return): Change params to first_param. Change caller.
17002 (resolve_overloaded_builtins): Change params to VEC *. Change
17003 callers. Save first parameter around call to build_function_call_vec.
17004 * c-decl.c (finish_decl): Add origtype parameter. Change all
17005 callers. Call build_function_call_vec rather than
17006 build_function_call for cleanup.
17007 * c-tree.h: Update declarations.
17008 * c-common.h: Update declarations.
17009 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17010 params to first_param.
17011 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17012 params parameter from tree to void *.
17013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17014 Change arglist parameter to have type void *, and to be a pointer
17016 * config/rs6000/rs6000-protos.h
17017 (altivec_resolve_overloaded_builtin): Update declaration.
17018 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17019 fnargs parameter to have type void *, and to be a pointer to a
17020 VEC. Call build_function_call_vec instead of
17021 build_function_call.
17022 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17024 2009-04-20 Joey Ye <joey.ye@intel.com>
17025 Xuepeng Guo <xuepeng.guo@intel.com>
17026 H.J. Lu <hongjiu.lu@intel.com>
17028 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17030 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17031 (IX86_LEA_PRIORITY): Likewise.
17032 (distance_non_agu_define): New function.
17033 (distance_agu_use): Likewise.
17034 (ix86_lea_for_add_ok): Likewise.
17035 (ix86_dep_by_shift_count): Likewise.
17037 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17038 should split for LEA.
17040 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17042 (ix86_dep_by_shift_count): Likewise.
17044 2009-04-20 Richard Guenther <rguenther@suse.de>
17046 * expr.c (handled_component_p): Move ...
17047 * tree.h (handled_component_p): ... here.
17048 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17049 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17050 and REALPART_EXPR to be in one group.
17052 2009-04-20 Richard Guenther <rguenther@suse.de>
17054 * basic-block.h (get_all_dominated_blocks): Declare.
17055 * dominance.c (get_all_dominated_blocks): New function.
17056 * tree-cfg.c (get_all_dominated_blocks): Remove.
17057 (remove_edge_and_dominated_blocks): Adjust.
17058 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17059 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17060 instead of recursing.
17062 2009-04-20 Doug Kwan <dougkwan@google.com>
17064 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17065 (struct cgraph_node_set_def): New type.
17066 (cgraph_node_set) New type. Also declare vector functions.
17067 (struct cgraph_node_set_element_def): New type.
17068 (cgraph_node_set_element): Ditto.
17069 (cgraph_node_set_iterator): New iterator type.
17070 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17071 cgraph_node_set_remove, dump_cgraph_node_set,
17072 debug_cgraph_node_set): New prototypes.
17073 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17074 cgraph_node_set_size): New inlines.
17075 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17076 including cgraph.h.
17077 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17078 argument to function 'write_summary'.
17079 * ipa.c: Include ggc.h.
17080 (hash_cgraph_node_set_element,
17081 eq_cgraph_node_set_element, cgraph_node_set_new,
17082 cgraph_node_set_add, cgraph_node_set_remove,
17083 cgraph_node_set_find, dump_cgraph_node_set,
17084 debug_cgraph_node_set): New functions.
17085 * Makefile.in (ipa.o): Add dependency on GGC_H.
17087 2009-04-20 Ira Rosen <irar@il.ibm.com>
17089 PR tree-optimization/39675
17090 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17091 check of the return code of vect_schedule_slp. Check that
17092 stmt_vec_info still exists for the statement, before checking its
17093 vectorization type.
17095 2009-04-20 Michael Matz <matz@suse.de>
17097 * Makefile.in (generated_files): Take out $(simple_generated_c).
17099 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17101 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17102 (UINTPTR_TYPE): Likewise.
17104 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17107 * c-typeck.c (digest_init): Check for initializing an array with a
17110 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17113 * c-semantics.c (pop_stmt_list): Propagate
17114 STATEMENT_LIST_HAS_LABEL to parent statement list.
17116 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17118 * config/mips/mips.h (mips_tune_attr): New macro.
17119 * config/mips/mips.md (cpu): Use it.
17121 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17124 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17127 2009-04-19 Diego Novillo <dnovillo@google.com>
17129 * toplev.c (compile_file): Move call to coverage_finish ...
17130 * cgraphunit.c (ipa_passes): ... here.
17131 Call cgraph_process_new_functions.
17132 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17133 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17135 2009-04-19 Jan Hubicka <jh@suse.cz>
17137 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17139 (dump_cgraph_node): Dump can throw external flag.
17140 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17142 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17146 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17147 * common.opt (Wlogical-op): Move from here...
17148 * c.opt (Wlogical-op): ... to here.
17149 * c-typeck.c (parser_build_binary_op): Update call to
17150 warn_logical_operator.
17151 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17153 * c-common.c (warn_logical_op): Update.
17154 * c-common.h (warn_logical_op): Update declaration.
17156 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17158 * tree.c (protected_set_expr_location): Fix formatting.
17160 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17163 * c-typeck.c (readonly_warning): new.
17164 (build_unary_op, build_modify_expr): Use readonly_warning for
17165 storing into something readonly but not const-qualified.
17167 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17170 * c-typeck.c (build_unary_op): Check for taking address of
17171 expression of type void.
17173 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17176 * c-typeck.c (build_function_call): Check for calling a function
17177 with qualified void return types. Call require_complete_type when
17180 2009-04-18 Jan Hubicka <jh@suse.cz>
17182 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17184 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17185 can_throw_external flag.
17186 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17187 * ipa-pure-const.c (ignore_edge): New function.
17188 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17189 only over can_throw_external edges.
17190 (local_pure_const): Add nothrow flag.
17191 * ipa-utils.c (searchc): Add ignore_edge callback.
17192 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17193 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17194 (set_nothrow_function_flags): Update cgraph.
17195 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17197 2009-04-18 Richard Guenther <rguenther@suse.de>
17199 PR middle-end/39804
17200 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17201 (fold_stmt): ... this and ...
17202 (fold_stmt_inplace): ... this.
17203 (fold_stmt_1): Fold references in calls and asms.
17204 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17206 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17208 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17209 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17211 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17213 * tree.c (function_args_count): Remove.
17214 * tree.h: Remove the prototype for function_args_count.
17216 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17218 * tree-iterator.c (expr_only): Remove.
17219 * tree.h: Remove the prototype for expr_only.
17221 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17223 * reginfo.c (cannot_change_mode_set_regs): Remove.
17224 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17226 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17228 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17229 whether operands 0 and 1 overlaps.
17231 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17233 PR middle-end/36902
17234 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17235 pointer. Use warning_at instead of warning.
17236 (search_for_addr_array): Likewise.
17237 (check_array_bounds): Likewise.
17238 (check_all_array_refs): Check that the incoming edge is not in the
17239 list of edges to be removed.
17240 (check_all_array_refs): Avoid the temporal pointer.
17241 (vrp_visit_cond_stmt): Fix typo.
17242 (simplify_switch_using_ranges): Handle the case where the switch
17243 index is an integer constant.
17245 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17247 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17249 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17251 * doc/extend.texi, doc/invoke.texi: Fix typos.
17253 2009-04-17 Cary Coutant <ccoutant@google.com>
17255 * tree-flow-inline.h (get_lineno): Fix inverted test.
17257 2009-04-17 Diego Novillo <dnovillo@google.com>
17259 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17260 assertion for AVAIL_OUT.
17262 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17265 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17266 * config/sh/linux-atomic.asm: Likewise.
17268 2009-04-17 Diego Novillo <dnovillo@google.com>
17270 * except.c (debug_eh_tree): New.
17271 (struct eh_region, struct eh_status): Move ...
17272 * except.h: ... here.
17273 (add_type_for_runtime): Declare extern.
17274 (lookup_type_for_runtime): Likewise.
17275 (debug_eh_tree): Declare.
17276 * Makefile.in (GTFILES): List except.h before except.c
17278 2009-04-17 Diego Novillo <dnovillo@google.com>
17280 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17281 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17282 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17283 (find_vars_r): ... here.
17284 * tree-flow.h (find_referenced_vars_in): Declare.
17285 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17286 that AVAIL_OUT exists for BLOCK.
17287 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17288 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17289 (tree-parloops.o): Likewise.
17291 2009-04-17 Simon Baldwin <simonb@google.com>
17293 * toplev.c (default_tree_printer): Add handling for %E format.
17295 2009-04-17 Diego Novillo <dnovillo@google.com>
17297 * tree-pretty-print.c (dump_generic_node): Add break after
17298 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17299 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17300 FUNCTION_TYPE together. Call print_struct_decl when printing
17301 structures and TDF_SLIM is not given.
17302 (print_struct_decl): Fix logic for detecting recursion.
17304 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17307 * gcc.c (create_at_file): New.
17308 (compile_input_file_p): New.
17309 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17310 * main.c (main): Update call to toplev_main.
17311 * toplev.c (toplev_main): Change signature. Call expandargv.
17312 * toplev.h (toplev_main): Change signature.
17314 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17316 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17317 if the latter is not constant.
17319 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17321 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17323 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17325 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17326 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17328 2009-04-17 Richard Guenther <rguenther@suse.de>
17330 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17331 Handle component references view-converting an invariant address.
17333 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17335 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17336 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17337 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17338 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17339 Use @deftypevr rather than @deftypevar.
17341 2009-04-17 Richard Guenther <rguenther@suse.de>
17343 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17344 (get_prop_source_stmt): Likewise.
17345 (can_propagate_from): Likewise.
17347 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17349 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17350 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17351 (--with-multilib-list): Add default value.
17352 * configure: Regenerate.
17353 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17354 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17355 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17356 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17357 Don't add default cpu to multilib list unnecessarily, but do enable
17358 the relevant compiler option..
17359 Add support for --with-multilib-list=<blank> and
17360 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17361 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17362 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17363 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17364 TM_MULTILIB_CONFIG.
17365 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17366 (MULTILIB_OSDIRNAMES): New variable.
17367 * config/sh/t-1e: Delete file.
17368 * config/sh/t-mlib-sh1: Delete file.
17369 * config/sh/t-mlib-sh2: Delete file.
17370 * config/sh/t-mlib-sh2a: Delete file.
17371 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17372 * config/sh/t-mlib-sh2a-single: Delete file.
17373 * config/sh/t-mlib-sh2a-single-only: Delete file.
17374 * config/sh/t-mlib-sh2e: Delete file.
17375 * config/sh/t-mlib-sh3e: Delete file.
17376 * config/sh/t-mlib-sh4: Delete file.
17377 * config/sh/t-mlib-sh4-nofpu: Delete file.
17378 * config/sh/t-mlib-sh4-single: Delete file.
17379 * config/sh/t-mlib-sh4-single-only: Delete file.
17380 * config/sh/t-mlib-sh4a: Delete file.
17381 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17382 * config/sh/t-mlib-sh4a-single: Delete file.
17383 * config/sh/t-mlib-sh4a-single-only: Delete file.
17384 * config/sh/t-mlib-sh4al: Delete file.
17385 * config/sh/t-mlib-sh5-32media: Delete file.
17386 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17387 * config/sh/t-mlib-sh5-64media: Delete file.
17388 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17389 * config/sh/t-mlib-sh5-compact: Delete file.
17390 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17391 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17392 * doc/install.texi (Options specification): Add
17393 --with-multilib-list and --with-endian.
17395 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17397 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17399 (OBJS-common): Add plugin-version.o.
17400 (plugin-version.o): New.
17401 * gcc-plugin.h (plugin_gcc_version): New.
17402 (plugin_default_version_check): New.
17403 (plugin_init_func, plugin_init): Add version argument.
17404 * plugin-version.c: New.
17405 * plugin.c (str_plugin_gcc_version_name): New.
17406 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17407 pass it to the init function.
17408 (plugin_default_version_check): New.
17410 2009-04-17 Richard Guenther <rguenther@suse.de>
17412 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17413 for decl-vs-decl disambiguation.
17415 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17417 * config/s390/s390.h (s390_tune_attr): New macro definition.
17418 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17420 2009-04-17 Richard Guenther <rguenther@suse.de>
17422 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17423 (fold_stmt_r): Likewise.
17424 (maybe_fold_reference): New function.
17425 (fold_gimple_assign): Handle cases fold_stmt_r did.
17426 (fold_stmt): Do not use fold_stmt_r.
17427 (fold_stmt_inplace): Likewise.
17429 2009-04-17 Richard Guenther <rguenther@suse.de>
17431 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17432 (record_equivalences_from_stmt): Remove useless checks and
17434 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17435 the type is already suitable.
17437 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17439 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17441 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17443 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17444 (CMPtype): Define as __gcc_CMPtype.
17446 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17448 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17449 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17451 2009-04-17 Richard Guenther <rguenther@suse.de>
17453 PR tree-optimization/39746
17454 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17455 special-casing for builtins and static variable use/def.
17456 (call_may_clobber_ref_p_1): Likewise.
17458 2009-04-16 Ian Lance Taylor <iant@google.com>
17460 * df.h: Include "timevar.h".
17461 (struct df_problem): Change tv_id field to timevar_id_t.
17462 * tree-pass.h: Include "timevar.h".
17463 (struct opt_pass): Change tv_id field to timevar_id_t.
17464 * timevar.h (timevar_id_t): Define TV_NONE.
17465 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17466 TV_NONE rather than tv_id != 0.
17467 (execute_one_pass): Likewise.
17468 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17469 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17470 dependencies to $(TREE_PASS_H).
17471 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17473 (pass_branch_target_load_optimize2): Likewise.
17474 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17475 (pass_outof_cfg_layout_mode): Likewise.
17476 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17477 (pass_rebuild_cgraph_edges): Likewise.
17478 (pass_remove_cgraph_callee_edges): Likewise.
17479 * df-core.c (pass_df_initialize_opt): Likewise.
17480 (pass_df_initialize_no_opt): Likewise.
17481 (pass_df_finish): Likewise.
17482 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17483 * except.c (pass_set_nothrow_function_flags): Likewise.
17484 (pass_convert_to_eh_region_ranges): Likewise.
17485 * final.c (pass_compute_alignments): Likewise.
17486 * function.c (pass_instantiate_virtual_regs): Likewise.
17487 (pass_init_function): Likewise.
17488 (pass_leaf_regs): Likewise.
17489 (pass_match_asm_constraints): Likewise.
17490 * gimple-low.c (pass_lower_cf): Likewise.
17491 (pass_mark_used_blocks): Likewise.
17492 * init-regs.c (pass_initialize_regs): Likewise.
17493 * integrate.c (pass_initial_value_sets): Likewise.
17494 * ira.c (pass_ira): Likewise.
17495 * jump.c (pass_cleanup_barriers): Likewise.
17496 * omp-low.c (pass_expand_omp): Likewise.
17497 (pass_lower_omp): Likewise.
17498 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17499 * recog.c (pass_split_all_insns): Likewise.
17500 (pass_split_after_reload): Likewise.
17501 (pass_split_before_regstack): Likewise.
17502 (pass_split_before_sched2): Likewise.
17503 (pass_split_for_shorten_branches): Likewise.
17504 * reginfo.c (pass_reginfo_init): Likewise.
17505 (pass_subregs_of_mode_init): Likewise.
17506 (pass_subregs_of_mode_finish): Likewise.
17507 * passes.c (pass_postreload): Likewise.
17508 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17509 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17510 (pass_warn_function_return): Likewise.
17511 (pass_warn_function_noreturn): Likewise.
17512 * tree-complex.c (pass_lower_complex): Likewise.
17513 (pass_lower_complex_O0): Likewise.
17514 * tree-if-conv.c (pass_if_conversion): Likewise.
17515 * tree-into-ssa.c (pass_build_ssa): Likewise.
17516 * tree-mudflap.c (pass_mudflap_1): Likewise.
17517 (pass_mudflap_2): Likewise.
17518 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17519 (pass_mudflap_2): Likewise.
17520 * tree-nrv.c (pass_return_slot): Likewise.
17521 * tree-object-size.c (pass_object_sizes): Likewise.
17522 * tree-optimize.c (pass_all_optimizations): Likewise.
17523 (pass_early_local_passes): Likewise.
17524 (pass_all_early_optimizations): Likewise.
17525 (pass_cleanup_cfg): Likewise.
17526 (pass_cleanup_cfg_post_optimizing): Likewise.
17527 (pass_free_datastructures): Likewise.
17528 (pass_free_cfg_annotations): Likewise.
17529 (pass_fixup_cfg): Likewise.
17530 (pass_init_datastructures): Likewise.
17531 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17532 (pass_late_warn_uninitialized): Likewise.
17533 (pass_update_address_taken): Likewise.
17534 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17535 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17536 (pass_cse_sincos): Likewise.
17537 (pass_convert_to_rsqrt): Likewise.
17538 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17539 * tree-stdarg.c (pass_stdarg): Likewise.
17540 * tree-tailcall.c (pass_tail_recursion): Likewise.
17541 (pass_tail_calls): Likewise.
17542 * tree-vect-generic.c (pass_lower_vector): Likewise.
17543 (pass_lower_vector_ssa): Likewise.
17544 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17546 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17548 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17550 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17552 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17553 logical and signext.
17555 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17558 * config/sh/predicates.md (arith_operand): Check if the operand
17559 of TRUNCATE is a REG.
17561 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17563 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17564 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17566 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17568 * tree-iterator.c (tsi_split_statement_list_after,
17569 tsi_split_statement_list_before): Remove.
17570 * tree-iterator.h: Remove the prototypes for
17571 tsi_split_statement_list_after and tsi_split_statement_list_before.
17573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17575 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17576 * tree-ssa-propagate.h: Remove the prototype for
17577 stmt_makes_single_load.
17579 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17581 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17582 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17584 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17586 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17588 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17590 * except.c (eh_region_outer_p): Remove.
17591 * except.h: Remove the prototype for eh_region_outer_p.
17593 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17595 * function.c (current_function_assembler_name): Remove.
17596 * function.h: Remove the prototype for
17597 current_function_assembler_name.
17599 2009-04-16 Ian Lance Taylor <iant@google.com>
17601 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17602 (add_reg_note): Call alloc_reg_note.
17603 * rtl.h (alloc_reg_note): Declare.
17604 * combine.c (try_combine): Use alloc_reg_note.
17605 (recog_for_combine, move_deaths): Likewise.
17606 (distribute_notes): Use alloc_reg_note and add_reg_note.
17607 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17608 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17609 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17611 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17613 PR rtl-optimization/39762
17614 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17615 ira_may_move_out_cost): Add comments about way of their usage.
17616 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17618 * ira-conflicts.c (process_regs_for_copy): Use function
17619 ira_get_register_move_cost instead of global
17620 ira_register_move_cost.
17622 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17623 color_pass, move_spill_restore, update_curr_costs): Ditto.
17625 * ira-lives.c (process_single_reg_class_operands): Ditto.
17627 * ira-emit.c (emit_move_list): Ditto.
17629 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17630 (record_reg_classes): Ditto. Use functions
17631 ira_get_register_move_cost and ira_get_may_move_cost instead of
17632 global vars ira_register_move_cost, ira_may_move_out_cost and
17633 ira_may_move_in_cost.
17634 (record_address_regs): Don't call ira_init_register_move_cost.
17635 Use function ira_get_may_move_cost instead of global
17636 ira_may_move_in_cost.
17637 (process_bb_node_for_hard_reg_moves): Use function
17638 ira_get_register_move_cost instead of global ira_register_move_cost.
17639 (ira_costs): Don't call ira_init_register_move_cost.
17641 2009-04-16 Richard Guenther <rguenther@suse.de>
17643 * tree-cfg.c (verify_gimple_assign_binary):
17644 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17645 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17646 (create_general_new_stmt): Note that this function is broken.
17648 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17650 * common.opt (fhelp): Add Var(help_flag).
17651 * gcc-plugin.h (plugin_info): Add help.
17652 * plugin.c (plugin_name_args): Add help.
17653 (register_plugin_info): Set plugin->help.
17654 (print_help_one_plugin): New.
17655 (print_plugins_help): New.
17656 * plugin.h (print_plugins_help): New.
17657 * toplev.c (toplev_main): Call print_plugins_help if needed.
17659 2009-04-16 Richard Guenther <rguenther@suse.de>
17661 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17662 (gimple_ior_addresses_taken_1): New function.
17663 (gimple_ior_addresses_taken): Likewise.
17664 * gimple.h (struct gimple_statement_with_ops_base): Remove
17665 addresses_taken member.
17666 (gimple_ior_addresses_taken): Declare.
17667 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17668 gimple_set_addresses_taken): Remove.
17669 * ipa-reference.c (mark_address): New function.
17670 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17671 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17672 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17673 (gimple_add_to_addresses_taken): Remove.
17674 (get_tmr_operands): Call mark_address_taken.
17675 (get_asm_expr_operands): Likewise.
17676 (get_expr_operands): Likewise.
17677 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17678 (free_stmt_operands): Do not free it.
17679 * tree-ssa.c (delete_tree_ssa): Likewise.
17680 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17682 2009-04-16 Richard Guenther <rguenther@suse.de>
17684 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17685 (walk_stmt_load_store_ops): Likewise.
17686 * gimple.c (get_base_loadstore): New function.
17687 (walk_stmt_load_store_addr_ops): Likewise.
17688 (walk_stmt_load_store_ops): Likewise.
17689 * ipa-pure-const.c (check_op): Simplify.
17690 (check_load, check_store): New functions.
17691 (check_stmt): Use walk_stmt_load_store_ops.
17692 * ipa-reference.c (mark_load): Adjust signature.
17693 (mark_store): Likewise.
17694 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17696 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17698 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17699 (plugin_info): New.
17700 * opts.c (common_handle_option): Don't call print_version.
17701 * plugin.c (plugin_name_args): Add version.
17702 (register_plugin_info): New.
17703 (register_callback): Handle PLUGIN_INFO.
17704 (try_init_one_plugin): New.
17705 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17707 (finalize_one_plugin): New.
17708 (finalize_plugins): New.
17709 (print_one_plugin): New.
17710 (print_plugins_versions): New.
17711 * plugin.h (print_plugins_versions): New.
17712 (finalize_plugins): New.
17713 * toplev.c (compile_file): Don't call initialize_plugins.
17714 (print_version): Call print_plugins_versions.
17715 (toplev_main): Call initialize_plugins. Print version if needed.
17716 Call finalize_plugins.
17718 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17720 * common.opt (fversion): New.
17721 * gcc.c (print_version): New.
17722 (process_command): Don't print the version. Just set print_version.
17723 (main): Print version. Call subprocesses if print_version and
17724 verbose_flag are set.
17725 * opts.c (common_handle_option): Handle OPT_fversion.
17727 2009-04-16 Richard Guenther <rguenther@suse.de>
17728 Ira Rosen <irar@il.ibm.com>
17730 PR tree-optimization/39698
17731 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17732 type of the reduction variable. Only generate the def if
17735 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17736 make sure to first convert to an integer of the same precision.
17737 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17738 the type of the evolution correctly in computing the new
17739 induction variable base.
17741 2009-04-16 Richard Guenther <rguenther@suse.de>
17743 PR middle-end/39625
17744 * tree-cfg.c (make_blocks): Split statements with to-be
17745 abnormal SSA names on the lhs.
17747 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17749 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17750 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17751 * c-typeck.c (really_start_incremental_init): Likewise.
17752 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17753 (TARGET_INITIALIZER): Remove it.
17754 * target.h (struct target): Remove vector_opaque_p.
17755 * tree.c (build_opaque_vector_type): New.
17756 * tree.h (TYPE_VECTOR_OPAQUE): New.
17757 (build_opaque_vector_type): Declare.
17758 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17759 * config/rs6000/rs6000.c (build_opaque_vector_type,
17760 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17761 (rs6000_init_builtins): Use build_opaque_vector_type for
17762 opaque_V4SI_type_node.
17764 2009-04-15 Catherine Moore <clm@codesourcery.com>
17766 * debug.h (set_name): Declare.
17767 * dwarf2out.c (dwarf2out_set_name): Declare.
17768 (dwarf2_debug_hooks): Add set_name.
17769 (find_AT_string): New.
17770 (add_AT_string): Call find_AT_string.
17771 (dwarf2out_set_name): New.
17772 * cp/decl.c (grokdeclarator): Call set_name.
17773 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17774 * debug.c (do_nothing_debug_hooks): Likewise.
17775 * dbxout.c (dbx_debug_hooks): Likewise.
17776 * sdbout.c (sdb_debug_hooks): Likewise.
17778 2009-04-15 Michael Eager <eager@eagercon.com>
17780 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17781 reg for single-precision FPU.
17782 * config/rs6000/rs6000.md (movsi_internal1): Only for
17783 !TARGET_SINGLE_FPU.
17784 (movsi_internal1_single): New. Add pattern to move SI values to/from
17785 single-precision FP regs.
17787 2009-04-15 Richard Guenther <rguenther@suse.de>
17789 * omp-low.c (lower_rec_input_clauses): Build correct address
17791 (expand_omp_for_generic): Fix multiplication type.
17792 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17793 (generate_memset_zero): Fix types.
17794 * tree-profile.c (prepare_instrumented_value): Correctly
17797 2009-04-15 Ian Lance Taylor <iant@google.com>
17799 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17800 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17801 for -Wall and for -Wc++-compat.
17802 (c_common_post_options): For C++, set warn_enum_compare if not
17804 * c-tree.h (struct c_expr): Add field original_type.
17805 (build_external_ref): Update declaration.
17806 * c-parser.c (c_parser_braced_init): Set original_type.
17807 (c_parser_initelt): Likewise.
17808 (c_parser_expr_no_commas): Likewise.
17809 (c_parser_conditional_expression): Likewise.
17810 (c_parser_cast_expression): Likewise.
17811 (c_parser_unary_expression): Likewise. Pull setting of
17812 original_code to top of function.
17813 (c_parser_sizeof_expression): Set original_type.
17814 (c_parser_alignof_expression): Likewise.
17815 (c_parser_postfix_expression): Likewise. Pull setting of
17816 original_code to top of function.
17817 (c_parser_postfix_expression_after_paren_type): Set original_type.
17818 (c_parser_postfix_expression_after_primary): Likewise.
17819 (c_parser_expression): Likewise.
17820 * c-typeck.c (build_external_ref): Add type parameter. Change all
17822 (c_expr_sizeof_expr): Set original_type field.
17823 (parser_build_unary_op): Likewise.
17824 (parser_build_binary_op): Likewise. Optionally warn about
17825 comparisons of enums of different types.
17826 (digest_init): Set original_type field.
17827 (really_start_incremental_init): Likewise.
17828 (push_init_level, pop_init_level): Likewise.
17829 * doc/invoke.texi (Warning Options): -Wenum-compare now
17832 2009-04-15 Richard Guenther <rguenther@suse.de>
17834 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17835 out a necessary conversion.
17836 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17837 names we didn't value number.
17838 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17840 2009-04-15 Richard Guenther <rguenther@suse.de>
17842 PR tree-optimization/39764
17843 * tree-ssa-ccp.c (get_value): Canonicalize value with
17844 canonicalize_float_value.
17846 2009-04-15 Jan Hubicka <jh@suse.cz>
17848 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17849 Wrong version of patch.
17851 2009-04-15 Jan Hubicka <jh@suse.cz>
17853 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17855 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17857 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17858 our distinct integral and vector types.
17860 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17862 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17863 * init.c (build_vtbl_address): Remove call to assemble_external.
17865 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17867 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17868 output for other floating point modes.
17870 2009-04-14 Diego Novillo <dnovillo@google.com>
17872 * diagnostic.c (diagnostic_report_diagnostic): Do not
17873 warn about loaded plugins for DK_ERROR and DK_WARNING.
17874 * c-decl.c (declspecs_add_type): Move call to
17875 invoke_plugin_callbacks ...
17876 * c-parser.c (c_parser_declspecs): ... here.
17877 * plugin.c (dump_active_plugins): Tidy output.
17879 2009-04-14 Diego Novillo <dnovillo@google.com>
17880 Le-Chun Wu <lcwu@google.com>
17882 * configure.ac: Add --enable-plugin support.
17883 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17884 * Makefile.in (PLUGIN_H): Define.
17885 Export ENABLE_PLUGIN and GMPINC to site.exp.
17886 Add PLUGINLIBS to link command.
17887 Add/modify dependencies for plugin.o and files including plugin.h.
17889 * config.in: Regenerate.
17891 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17894 2009-04-14 Le-Chun Wu <lcwu@google.com>
17896 * tree-pass.h (register_one_dump_file): Add a prototype for
17897 register_one_dump_file.
17898 * toplev.c (compile_file): Call initialize_plugins.
17899 (do_compile): Call invoke_plugin_callbacks.
17900 (toplev_main): Call invoke_plugin_callbacks.
17901 * common.opt: Add -fplugin= and -fplugin-arg-.
17902 * gcc-plugin.h: New public header file for plugins to include.
17903 * plugin.c: New source file.
17904 * plugin.h: New internal header file.
17905 * passes.c (register_one_dump_file): Make it external.
17907 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17909 2009-04-14 Diego Novillo <dnovillo@google.com>
17911 * doc/plugins.texi: New.
17912 * doc/gccint.texi: Add reference to Plugins chapter.
17913 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17914 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17915 loaded plugins, if any.
17916 * timevar.def (TV_PLUGIN_INIT): Define.
17917 (TV_PLUGIN_RUN): Define.
17918 * plugin.c: Include timevar.h
17919 (plugins_active_p): New.
17920 (dump_active_plugins): New.
17921 (debug_active_plugins): New.
17923 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17925 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17927 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17929 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17931 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17932 the same as a minus without a shift.
17934 2009-04-14 Nick Clifton <nickc@redhat.com>
17936 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17937 comparisons with small integers will always produce a short
17940 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17943 2008-12-19 Diego Novillo <dnovillo@google.com>
17945 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17947 2009-04-14 Richard Guenther <rguenther@suse.de>
17949 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17951 (verify_gimple_assign_binary): Likewise. Handle shifts and
17953 (verify_gimple_phi): Print the mismatched argument position.
17954 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17956 (vect_update_init_of_dr): Likewise.
17957 * matrix-reorg.c (transform_access_sites): Do what the
17959 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17961 2009-04-13 Michael Eager <eager@eagercon.com>
17963 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17964 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17965 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17966 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17967 remove duplicate config
17969 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17971 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17972 file_name:line_number type locator of the call site.
17974 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17976 * genautomata.c: Put blank after comma.
17977 (automaton_decls): New.
17978 (struct unit_usage): Add comments to member next.
17979 (store_alt_unit_usage): Keep the list ordered.
17980 (unit_present_on_list_p, equal_alternatives_p): New.
17981 (check_regexp_units_distribution): Check units distribution
17982 correctness correctly.
17983 (main): Don't write automata if error is found. Return correct
17986 * config/m68k/cf.md (cfv4_ds): Remove.
17987 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17988 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17990 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17991 power4-load-ext, power4-store, power4-store-update,
17992 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17993 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17994 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17995 power4-sqrt, power4-isync): Modify reservation to make correct
17996 unit distribution to automata.
17998 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17999 power5-store-update, power5-two, power5-three, power5-lmul,
18000 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18002 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18004 * except.c (pass_set_nothrow_function_flags): Set name and add
18006 (set_nothrow_function_flags): Mention in the dump file when
18007 changing a function to nothrow.
18009 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18012 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18013 instead of unsigned long.
18015 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18017 * config/arm/arm.c (return_used_this_function): Remove.
18018 (arm_output_function_prologue): Remove use of
18019 return_used_this_function.
18020 (output_return_instruction): Replace use of
18021 return_used_this_function
18022 by cfun->machine->return_used_this_function.
18023 (arm_output_epilogue): Likewise.
18024 (arm_output_function_epilogue): Likewise.
18025 (thumb_unexpanded_epilogue): Likewise.
18026 * config/arm/arm.h (struct machine_function):
18027 New member return_used_this_function.
18029 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18031 * doc/install.texi: Correct description of default directory for
18032 --with-gxx-include-dir.
18034 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18036 * fold-const.c (build_range_check): Properly deal with enumeral and
18037 boolean base types.
18039 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18041 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18042 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18043 * params.h (MAX_GCSE_PASSES): Remove.
18044 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18045 in sequence. Remove ability to run multiple passes.
18046 (bypass_jumps): Report run as third CPROP pass.
18048 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18050 PR middle-end/39651
18051 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18052 when deciding whether the whole SEQUENCE can throw.
18054 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18057 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18058 offseted label references.
18060 2009-04-11 Jan Hubicka <jh@suse.cz>
18062 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18064 2009-04-11 Richard Guenther <rguenther@suse.de>
18066 PR middle-end/39732
18067 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18068 return variables as TREE_ADDRESSABLE.
18070 2009-04-11 Richard Guenther <rguenther@suse.de>
18072 PR tree-optimization/39713
18073 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18074 reference trees have SSA_NAME operands.
18076 2009-04-11 Richard Guenther <rguenther@suse.de>
18079 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18080 address expressions.
18082 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18084 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18085 match changes in Cygwin 1.7
18086 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18087 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18089 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18091 PR tree-optimization/39701
18092 * doc/invoke.texi (Optimization Options): Document change in
18093 meaning and initialization of -fdelete-null-pointer-checks.
18095 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18097 PR middle-end/39701
18098 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18100 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18103 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18105 2009-04-10 Chao-ying Fu <fu@mips.com>
18107 * doc/tm.texi (Instruction Output): Document
18108 TARGET_ASM_FINAL_POSTSCAN_INSN.
18109 * target.h (final_postscan_insn): New field in asm_out.
18110 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18111 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18112 * final.c (final_scan_insn): Call
18113 targetm.asm_out.final_postscan_insn after outputting
18114 an asm macro and a normal instruction.
18116 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18117 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18118 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18119 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18120 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18122 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18124 PR middle-end/39701
18125 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18126 variables as non-NULL even with -fdelete-null-pointer-checks.
18128 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18130 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18132 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18135 * config/i386/i386.c (classify_argument): Handle SCmode with
18136 (bit_offset % 64) != 0.
18138 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18140 * doc/invoke.texi (Optimize Options): Add cross-reference to
18141 -Q --help=optimizers examples.
18143 2009-04-10 Ben Elliston <bje@au.ibm.com>
18146 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18147 regalign for the reg == fpr and TDmode case.
18149 2009-04-09 David Ayers <ayers@fsfe.org>
18152 * objc/objc-act.c (warn_with_method): Remove helper function.
18153 (check_duplicates): Call warning and inform directly.
18154 (really_start_method): Likewise.
18156 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18158 * expmed.c (expand_divmod): Always use a comparison for a division
18159 by a large unsigned integer.
18161 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
18162 for things others than variables or functions as nonzero.
18164 2009-04-09 Nick Clifton <nickc@redhat.com>
18166 * unwind-compat.c: Change copyright header to refer to version
18167 3 of the GNU General Public License with version 3.1 of the
18168 GCC Runtime Library Exception and to point readers at the
18169 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
18170 * config/alpha/crtfastmath.c: Likewise.
18171 * config/alpha/linux-unwind.h: Likewise.
18172 * config/alpha/qrnnd.asm: Likewise.
18173 * config/alpha/vms-crt0-64.c: Likewise.
18174 * config/alpha/vms-crt0.c: Likewise.
18175 * config/alpha/vms-dwarf2.asm: Likewise.
18176 * config/alpha/vms-dwarf2eh.asm: Likewise.
18177 * config/alpha/vms-psxcrt0-64.c: Likewise.
18178 * config/alpha/vms-psxcrt0.c: Likewise.
18179 * config/alpha/vms_tramp.asm: Likewise.
18180 * config/arc/initfini.c: Likewise.
18181 * config/arc/lib1funcs.asm: Likewise.
18182 * config/arm/bpabi-v6m.S: Likewise.
18183 * config/arm/bpabi.S: Likewise.
18184 * config/arm/bpabi.c: Likewise.
18185 * config/arm/crti.asm: Likewise.
18186 * config/arm/crtn.asm: Likewise.
18187 * config/arm/ieee754-df.S: Likewise.
18188 * config/arm/ieee754-sf.S: Likewise.
18189 * config/arm/lib1funcs.asm: Likewise.
18190 * config/arm/libunwind.S: Likewise.
18191 * config/arm/linux-atomic.c: Likewise.
18192 * config/arm/mmintrin.h: Likewise.
18193 * config/arm/pr-support.c: Likewise.
18194 * config/arm/unaligned-funcs.c: Likewise.
18195 * config/arm/unwind-arm.c: Likewise.
18196 * config/arm/unwind-arm.h: Likewise.
18197 * config/avr/libgcc.S: Likewise.
18198 * config/bfin/crti.s: Likewise.
18199 * config/bfin/crtlibid.s: Likewise.
18200 * config/bfin/crtn.s: Likewise.
18201 * config/bfin/lib1funcs.asm: Likewise.
18202 * config/bfin/linux-unwind.h: Likewise.
18203 * config/cris/arit.c: Likewise.
18204 * config/cris/cris_abi_symbol.c: Likewise.
18205 * config/darwin-64.c: Likewise.
18206 * config/darwin-crt2.c: Likewise.
18207 * config/darwin-crt3.c: Likewise.
18208 * config/darwin.h: Likewise.
18209 * config/dbxelf.h: Likewise.
18210 * config/dfp-bit.c: Likewise.
18211 * config/dfp-bit.h: Likewise.
18212 * config/elfos.h: Likewise.
18213 * config/fixed-bit.c: Likewise.
18214 * config/fixed-bit.h: Likewise.
18215 * config/fp-bit.c: Likewise.
18216 * config/fp-bit.h: Likewise.
18217 * config/fr30/crti.asm: Likewise.
18218 * config/fr30/crtn.asm: Likewise.
18219 * config/fr30/lib1funcs.asm: Likewise.
18220 * config/freebsd-spec.h: Likewise.
18221 * config/frv/cmovd.c: Likewise.
18222 * config/frv/cmovh.c: Likewise.
18223 * config/frv/cmovw.c: Likewise.
18224 * config/frv/frvbegin.c: Likewise.
18225 * config/frv/frvend.c: Likewise.
18226 * config/frv/lib1funcs.asm: Likewise.
18227 * config/glibc-stdint.h: Likewise.
18228 * config/h8300/clzhi2.c: Likewise.
18229 * config/h8300/crti.asm: Likewise.
18230 * config/h8300/crtn.asm: Likewise.
18231 * config/h8300/ctzhi2.c: Likewise.
18232 * config/h8300/fixunssfsi.c: Likewise.
18233 * config/h8300/lib1funcs.asm: Likewise.
18234 * config/h8300/parityhi2.c: Likewise.
18235 * config/h8300/popcounthi2.c: Likewise.
18236 * config/i386/ammintrin.h: Likewise.
18237 * config/i386/att.h: Likewise.
18238 * config/i386/avxintrin.h: Likewise.
18239 * config/i386/biarch64.h: Likewise.
18240 * config/i386/bmmintrin.h: Likewise.
18241 * config/i386/cpuid.h: Likewise.
18242 * config/i386/cross-stdarg.h: Likewise.
18243 * config/i386/crtfastmath.c: Likewise.
18244 * config/i386/crtprec.c: Likewise.
18245 * config/i386/cygming-crtbegin.c: Likewise.
18246 * config/i386/cygming-crtend.c: Likewise.
18247 * config/i386/cygwin.asm: Likewise.
18248 * config/i386/emmintrin.h: Likewise.
18249 * config/i386/gmm_malloc.h: Likewise.
18250 * config/i386/gthr-win32.c: Likewise.
18251 * config/i386/i386.h: Likewise.
18252 * config/i386/immintrin.h: Likewise.
18253 * config/i386/linux-unwind.h: Likewise.
18254 * config/i386/linux64.h: Likewise.
18255 * config/i386/mm3dnow.h: Likewise.
18256 * config/i386/mmintrin-common.h: Likewise.
18257 * config/i386/mmintrin.h: Likewise.
18258 * config/i386/nmmintrin.h: Likewise.
18259 * config/i386/pmm_malloc.h: Likewise.
18260 * config/i386/pmmintrin.h: Likewise.
18261 * config/i386/smmintrin.h: Likewise.
18262 * config/i386/sol2-c1.asm: Likewise.
18263 * config/i386/sol2-ci.asm: Likewise.
18264 * config/i386/sol2-cn.asm: Likewise.
18265 * config/i386/sol2-gc1.asm: Likewise.
18266 * config/i386/tmmintrin.h: Likewise.
18267 * config/i386/unix.h: Likewise.
18268 * config/i386/w32-unwind.h: Likewise.
18269 * config/i386/wmmintrin.h: Likewise.
18270 * config/i386/x86-64.h: Likewise.
18271 * config/i386/x86intrin.h: Likewise.
18272 * config/i386/xmmintrin.h: Likewise.
18273 * config/ia64/crtbegin.asm: Likewise.
18274 * config/ia64/crtend.asm: Likewise.
18275 * config/ia64/crtfastmath.c: Likewise.
18276 * config/ia64/crti.asm: Likewise.
18277 * config/ia64/crtn.asm: Likewise.
18278 * config/ia64/fde-glibc.c: Likewise.
18279 * config/ia64/lib1funcs.asm: Likewise.
18280 * config/ia64/linux-unwind.h: Likewise.
18281 * config/ia64/quadlib.c: Likewise.
18282 * config/ia64/unwind-ia64.c: Likewise.
18283 * config/linux.h: Likewise.
18284 * config/m32c/m32c-lib1.S: Likewise.
18285 * config/m32c/m32c-lib2-trapv.c: Likewise.
18286 * config/m32c/m32c-lib2.c: Likewise.
18287 * config/m32r/initfini.c: Likewise.
18288 * config/m68hc11/larith.asm: Likewise.
18289 * config/m68hc11/m68hc11-crt0.S: Likewise.
18290 * config/m68k/cf.md: Likewise.
18291 * config/m68k/crti.s: Likewise.
18292 * config/m68k/crtn.s: Likewise.
18293 * config/m68k/lb1sf68.asm: Likewise.
18294 * config/m68k/linux-unwind.h: Likewise.
18295 * config/mcore/crti.asm: Likewise.
18296 * config/mcore/crtn.asm: Likewise.
18297 * config/mcore/lib1.asm: Likewise.
18298 * config/mips/linux-unwind.h: Likewise.
18299 * config/mips/loongson.h: Likewise.
18300 * config/mips/mips16.S: Likewise.
18301 * config/mmix/crti.asm: Likewise.
18302 * config/mmix/crtn.asm: Likewise.
18303 * config/pa/fptr.c: Likewise.
18304 * config/pa/hpux-unwind.h: Likewise.
18305 * config/pa/lib2funcs.asm: Likewise.
18306 * config/pa/linux-atomic.c: Likewise.
18307 * config/pa/linux-unwind.h: Likewise.
18308 * config/pa/milli64.S: Likewise.
18309 * config/pa/quadlib.c: Likewise.
18310 * config/pa/stublib.c: Likewise.
18311 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18312 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18313 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18314 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18315 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18316 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18317 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18318 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18319 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18320 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18321 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18322 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18323 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18324 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18325 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18326 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18327 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18328 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18329 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18330 * config/rs6000/750cl.h: Likewise.
18331 * config/rs6000/altivec.h: Likewise.
18332 * config/rs6000/biarch64.h: Likewise.
18333 * config/rs6000/crtresfpr.asm: Likewise.
18334 * config/rs6000/crtresgpr.asm: Likewise.
18335 * config/rs6000/crtresxfpr.asm: Likewise.
18336 * config/rs6000/crtresxgpr.asm: Likewise.
18337 * config/rs6000/crtsavfpr.asm: Likewise.
18338 * config/rs6000/crtsavgpr.asm: Likewise.
18339 * config/rs6000/darwin-asm.h: Likewise.
18340 * config/rs6000/darwin-fallback.c: Likewise.
18341 * config/rs6000/darwin-fpsave.asm: Likewise.
18342 * config/rs6000/darwin-ldouble.c: Likewise.
18343 * config/rs6000/darwin-tramp.asm: Likewise.
18344 * config/rs6000/darwin-unwind.h: Likewise.
18345 * config/rs6000/darwin-vecsave.asm: Likewise.
18346 * config/rs6000/darwin-world.asm: Likewise.
18347 * config/rs6000/e500crtres32gpr.asm: Likewise.
18348 * config/rs6000/e500crtres64gpr.asm: Likewise.
18349 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18350 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18351 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18352 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18353 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18354 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18355 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18356 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18357 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18358 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18359 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18360 * config/rs6000/eabi-ci.asm: Likewise.
18361 * config/rs6000/eabi-cn.asm: Likewise.
18362 * config/rs6000/eabi.asm: Likewise.
18363 * config/rs6000/linux-unwind.h: Likewise.
18364 * config/rs6000/linux64.h: Likewise.
18365 * config/rs6000/paired.h: Likewise.
18366 * config/rs6000/paired.md: Likewise.
18367 * config/rs6000/ppc64-fp.c: Likewise.
18368 * config/rs6000/ppu_intrinsics.h: Likewise.
18369 * config/rs6000/rs6000.h: Likewise.
18370 * config/rs6000/si2vmx.h: Likewise.
18371 * config/rs6000/sol-ci.asm: Likewise.
18372 * config/rs6000/sol-cn.asm: Likewise.
18373 * config/rs6000/spe.h: Likewise.
18374 * config/rs6000/spu2vmx.h: Likewise.
18375 * config/rs6000/sysv4.h: Likewise.
18376 * config/rs6000/tramp.asm: Likewise.
18377 * config/rs6000/vec_types.h: Likewise.
18378 * config/s390/linux-unwind.h: Likewise.
18379 * config/s390/tpf-unwind.h: Likewise.
18380 * config/score/crti.asm: Likewise.
18381 * config/score/crtn.asm: Likewise.
18382 * config/sh/crt1.asm: Likewise.
18383 * config/sh/crti.asm: Likewise.
18384 * config/sh/crtn.asm: Likewise.
18385 * config/sh/divtab-sh4-300.c: Likewise.
18386 * config/sh/divtab-sh4.c: Likewise.
18387 * config/sh/divtab.c: Likewise.
18388 * config/sh/lib1funcs-4-300.asm: Likewise.
18389 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18390 * config/sh/lib1funcs.asm: Likewise.
18391 * config/sh/lib1funcs.h: Likewise.
18392 * config/sh/linux-atomic.asm: Likewise.
18393 * config/sh/linux-unwind.h: Likewise.
18394 * config/sh/shmedia.h: Likewise.
18395 * config/sh/sshmedia.h: Likewise.
18396 * config/sh/ushmedia.h: Likewise.
18397 * config/sparc/crtfastmath.c: Likewise.
18398 * config/sparc/linux-unwind.h: Likewise.
18399 * config/sparc/sol2-c1.asm: Likewise.
18400 * config/sparc/sol2-ci.asm: Likewise.
18401 * config/sparc/sol2-cn.asm: Likewise.
18402 * config/spu/divmodti4.c: Likewise.
18403 * config/spu/divv2df3.c: Likewise.
18404 * config/spu/float_disf.c: Likewise.
18405 * config/spu/float_unsdidf.c: Likewise.
18406 * config/spu/float_unsdisf.c: Likewise.
18407 * config/spu/float_unssidf.c: Likewise.
18408 * config/spu/mfc_multi_tag_release.c: Likewise.
18409 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18410 * config/spu/mfc_tag_release.c: Likewise.
18411 * config/spu/mfc_tag_reserve.c: Likewise.
18412 * config/spu/mfc_tag_table.c: Likewise.
18413 * config/spu/multi3.c: Likewise.
18414 * config/spu/spu_internals.h: Likewise.
18415 * config/spu/spu_intrinsics.h: Likewise.
18416 * config/spu/spu_mfcio.h: Likewise.
18417 * config/spu/vec_types.h: Likewise.
18418 * config/spu/vmx2spu.h: Likewise.
18419 * config/stormy16/stormy16-lib2.c: Likewise.
18420 * config/svr4.h: Likewise.
18421 * config/sync.c: Likewise.
18422 * config/v850/lib1funcs.asm: Likewise.
18423 * config/vxlib-tls.c: Likewise.
18424 * config/vxlib.c: Likewise.
18425 * config/vxworks-dummy.h: Likewise.
18426 * config/xtensa/crti.asm: Likewise.
18427 * config/xtensa/crtn.asm: Likewise.
18428 * config/xtensa/ieee754-df.S: Likewise.
18429 * config/xtensa/ieee754-sf.S: Likewise.
18430 * config/xtensa/lib1funcs.asm: Likewise.
18431 * config/xtensa/lib2funcs.S: Likewise.
18432 * config/xtensa/linux-unwind.h: Likewise.
18433 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18434 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18435 * coretypes.h: Likewise.
18436 * crtstuff.c: Likewise.
18437 * defaults.h: Likewise.
18438 * dwarf2.h: Likewise.
18439 * emutls.c: Likewise.
18440 * gbl-ctors.h: Likewise.
18441 * gcov-io.h: Likewise.
18442 * ginclude/float.h: Likewise.
18443 * ginclude/iso646.h: Likewise.
18444 * ginclude/stdarg.h: Likewise.
18445 * ginclude/stdbool.h: Likewise.
18446 * ginclude/stddef.h: Likewise.
18447 * ginclude/stdfix.h: Likewise.
18448 * ginclude/stdint-gcc.h: Likewise.
18449 * ginclude/tgmath.h: Likewise.
18450 * gthr-aix.h: Likewise.
18451 * gthr-dce.h: Likewise.
18452 * gthr-gnat.c: Likewise.
18453 * gthr-gnat.h: Likewise.
18454 * gthr-lynx.h: Likewise.
18455 * gthr-mipssde.h: Likewise.
18456 * gthr-nks.h: Likewise.
18457 * gthr-posix.c: Likewise.
18458 * gthr-posix.h: Likewise.
18459 * gthr-posix95.h: Likewise.
18460 * gthr-rtems.h: Likewise.
18461 * gthr-single.h: Likewise.
18462 * gthr-solaris.h: Likewise.
18463 * gthr-tpf.h: Likewise.
18464 * gthr-vxworks.h: Likewise.
18465 * gthr-win32.h: Likewise.
18466 * gthr.h: Likewise.
18467 * libgcc2.c: Likewise.
18468 * libgcc2.h: Likewise.
18469 * libgcov.c: Likewise.
18470 * tsystem.h: Likewise.
18471 * typeclass.h: Likewise.
18472 * unwind-c.c: Likewise.
18473 * unwind-compat.h: Likewise.
18474 * unwind-dw2-fde-compat.c: Likewise.
18475 * unwind-dw2-fde-darwin.c: Likewise.
18476 * unwind-dw2-fde-glibc.c: Likewise.
18477 * unwind-dw2-fde.c: Likewise.
18478 * unwind-dw2-fde.h: Likewise.
18479 * unwind-dw2.c: Likewise.
18480 * unwind-dw2.h: Likewise.
18481 * unwind-generic.h: Likewise.
18482 * unwind-pe.h: Likewise.
18483 * unwind-sjlj.c: Likewise.
18484 * unwind.inc: Likewise.
18485 * config/arm/neon-gen.ml: Change generated copyright header to
18486 refer to version 3 of the GNU General Public License with
18487 version 3.1 of the GCC Runtime Library Exception and to point
18488 readers at the COPYING3 and COPYING3.RUNTIME files and the
18489 FSF's license web page.
18490 * config/arm/arm_neon.h: Regenerate.
18492 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18494 * config/cris/cris.md: Change copyright header to refer to version
18495 3 of the GNU General Public License.
18496 * doc/install.texi2html: Change copyright header to refer to version
18497 3 of the GNU General Public License and to point readers at the
18498 COPYING3 file and the FSF's license web page.
18499 * config/vax/linux.h: Likewise.
18501 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18503 * config/i386/i386.md (cmpcc): New.
18504 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18505 (sync_compare_and_swap_cc*): Delete.
18507 * config/s390/s390.c (s390_compare_emitted): Remove.
18508 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18509 s390_compare_emitted used to be handled. Assert that modes match.
18510 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18511 refer to sync_compare_and_swap_ccsi.
18512 * config/s390/s390.h (s390_compare_emitted): Remove.
18513 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18514 instead of s390_compare_emitted.
18515 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18516 instead of s390_compare_emitted.
18517 * config/s390/s390.md (cmpcc): New.
18518 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18519 CC_REGNUM, do not pretend it's set.
18520 (sync_compare_and_swap_cc*): Delete.
18521 * config/s390/predicates.md (cc_reg_operand): New.
18523 * expr.c (sync_compare_and_swap_cc): Delete.
18524 * optabs.h (sync_compare_and_swap_cc): Delete.
18525 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18526 is being used with can_compare_p.
18527 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18528 (find_cc_set): New.
18529 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18530 look for a MODE_CC set instead. Use emit_store_flag.
18531 (expand_compare_and_swap_loop): Likewise, with some additional
18532 complication to avoid a force_reg when useless. Use
18533 emit_cmp_and_jump_insns.
18534 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18535 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18536 sync_compare_and_swap documentation.
18538 2009-04-09 Jan Hubicka <jh@suse.cz>
18540 * except.c (find_prev_try): Break out from ....
18541 (duplicate_eh_regions): ... here; properly update prev_try pointers
18542 when duplication part of tree.
18543 (dump_eh_tree): Improve dumping.
18544 (verify_eh_region): New.
18545 (verify_eh_tree): Use it.
18547 2009-04-06 Richard Guenther <rguenther@suse.de>
18549 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18550 &ARRAY addresses by adjusting their types and prepending
18552 * tree-cfg.c (verify_gimple_assign_single): Verify that
18553 addresses are correct.
18555 2009-04-09 Richard Guenther <rguenther@suse.de>
18557 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18558 indices into an array reference if possible.
18559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18560 Fold POINTER_PLUS_EXPR statements with invariant address.
18562 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18565 * config.gcc (powerpc64-*-linux*): Always build biarch.
18567 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18570 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18571 it and pedwarn if this results in an INTEGER_CST.
18573 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18575 * doc/install.texi: Update minimum GMP version. Remove obsolete
18576 text in MPFR section.
18578 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18580 * dwarf2out.c (class_scope_p): New static inline.
18581 (class_or_namespace_scope_p): Use it.
18582 (gen_variable_die): Use DW_TAG_member tag for static data member
18583 declarations instead of DW_TAG_variable.
18585 PR middle-end/39573
18586 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18589 2009-04-08 Richard Guenther <rguenther@suse.de>
18591 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18592 valueize random data.
18594 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18596 * config.gcc (aix tm_file): Add aix-stdint.h.
18597 (aix tm clause use_gcc_stdint): Set to wrap.
18598 * config/rs6000/aix-stdint.h: New file.
18600 2009-04-08 Richard Guenther <rguenther@suse.de>
18602 PR middle-end/36291
18603 * tree-dfa.c (add_referenced_var): Do not recurse into
18604 global initializers.
18605 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18607 (fold_const_aggregate_ref): Likewise.
18609 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18611 * recog.c (ordered_comparison_operator): New.
18612 * gensupport.c (std_preds): Add it.
18613 * doc/md.texi (Machine-Independent Predicates): Document it.
18615 2009-04-08 Jan Hubicka <jh@suse.cz>
18617 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18618 * function.h (rtl_eh): Remove exception_handler_label_map.
18619 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18620 remove_exception_handler_label, for_each_eh_label_1): Remove.
18621 (rtl_remove_unreachable_regions): Remove.
18622 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18623 (find_exception_handler_labels): Don't build the hashtable.
18624 (maybe_remove_eh_handler): Remove.
18625 (for_each_eh_label): Rewrite to walk the tree.
18626 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18627 * except.h (maybe_remove_eh_handler): Remove.
18628 * passes.c (init_optimization_passes): Schedule second EH cleanup
18630 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18631 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18633 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18635 * genoutput.c (validate_optab_operands): New.
18636 (gen_insn, gen_expand): Call it.
18638 * genflags.c (gen_insn): Detect misused iterators.
18639 (main): Pass line_no to gen_insn, exit with status 1 on error.
18641 * genextract.c (line_no): Make global.
18642 (VEC_safe_set_locstr): Change assertion to error message.
18643 (main): Exit with status 1 on error.
18645 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18649 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18650 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18651 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18652 * c-convert.c (convert): Do not call fold on results of conversion
18653 functions when the result is a C_MAYBE_CONST_EXPR.
18654 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18655 of __builtin_choose_expr.
18656 * c-typeck.c (remove_c_maybe_const_expr): New.
18657 (build_unary_op, build_conditional_expr, build_compound_expr,
18658 build_binary_op, c_objc_common_truthvalue_conversion): Call
18659 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18662 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18664 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18665 CODE to produce a new one. Add a prototype to use fold_convert_const
18667 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18670 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18671 mix declarations and code.
18673 2009-04-08 Ben Elliston <bje@au.ibm.com>
18675 * gcc.c: Replace `CC' with `GCC' throughout.
18677 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18679 * doc/invoke.texi: Document Atom support.
18681 2009-04-07 Jason Merrill <jason@redhat.com>
18684 * c-common.h, c-common.c: Add flag_pretty_templates.
18685 * c-opts.c (c_common_handle_option): Set it.
18686 * c.opt: Add -fno-pretty-templates.
18687 * doc/invoke.texi (C++ Dialect Options): Likewise.
18689 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18691 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18692 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18693 (ia64_expand_builtin): Likewise.
18695 2009-04-07 Martin Jambor <mjambor@suse.cz>
18697 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18698 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18699 ADDR_EXPRS are include too.
18701 2009-04-07 Richard Guenther <rguenther@suse.de>
18703 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18704 decls are only used if passes as parameters or if they are
18705 local statics and the call is not to a builtin.
18706 (call_may_clobber_ref_p_1): Likewise.
18708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18710 * expr.c (do_store_flag): Remove last argument. Simplify code
18711 to avoid duplication of tests already done by can_compare_p.
18712 (expand_expr_real_1): Adjust caller.
18714 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18716 * optabs.c (can_compare_p): Test the predicate of a
18717 cbranch and cstore pattern.
18719 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18721 * expr.c (convert_move): Use emit_store_flag instead of
18724 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18726 * config/i386/i386.c (ix86_compare_emitted): Remove.
18727 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18728 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18729 * config/i386/i386.h (ix86_compare_emitted): Remove.
18730 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18731 instead of ix86_compare_emitted.
18732 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18734 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18736 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18737 Add t-sysroot-suffix to tmake_file.
18738 * config/print-sysroot-suffix.sh: New file.
18739 * config/t-sysroot-suffix: New file.
18741 2009-04-07 Ben Elliston <bje@au.ibm.com>
18743 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18744 as the latter produces a warning when the target does not support
18747 2009-04-07 Ben Elliston <bje@au.ibm.com>
18749 * dfp.c: Replace type punning assignments with memcpy throughout.
18750 * Makefile.in (dfp.o-warn): Remove.
18752 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18755 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18756 Include soft-fp/t-softfp after rs6000/t-linux64.
18758 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18760 * stor-layout.c (set_sizetype): Use the full precision of their
18761 machine mode for bitsize types.
18763 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18765 * config/i386/i386.md: Revert 2 accidental checkins.
18767 2009-04-06 Joey Ye <joey.ye@intel.com>
18768 Xuepeng Guo <xuepeng.guo@intel.com>
18769 H.J. Lu <hongjiu.lu@intel.com>
18771 Atom pipeline model, tuning and insn selection.
18772 * config.gcc (atom): Add atom config options and target.
18774 * config/i386/atom.md: New.
18776 * config/i386/i386.c (atom_cost): New cost.
18777 (m_ATOM): New macro flag.
18778 (initial_ix86_tune_features): Set m_ATOM.
18779 (x86_accumulate_outgoing_args): Likewise.
18780 (x86_arch_always_fancy_math_387): Likewise.
18781 (processor_target): Add Atom cost.
18782 (cpu_names): Add Atom cpu name.
18783 (override_options): Set Atom ISA.
18784 (ix86_issue_rate): New case PROCESSOR_ATOM.
18785 (ix86_adjust_cost): Likewise.
18787 * config/i386/i386.h (TARGET_ATOM): New target macro.
18788 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18789 (TARGET_OPT_AGU): New target option.
18790 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18791 (processor_type): Add PROCESSOR_ATOM.
18793 * config/i386/i386.md (cpu): Add new value "atom".
18794 (use_carry, movu): New attr.
18795 (atom.md): Include atom.md.
18796 (adddi3_carry_rex64): Set attr "use_carry".
18797 (addqi3_carry): Likewise.
18798 (addhi3_carry): Likewise.
18799 (addsi3_carry): Likewise.
18800 (*addsi3_carry_zext): Likewise.
18801 (subdi3_carry_rex64): Likewise.
18802 (subqi3_carry): Likewise.
18803 (subhi3_carry): Likewise.
18804 (subsi3_carry): Likewise.
18805 (x86_movdicc_0_m1_rex64): Likewise.
18806 (*x86_movdicc_0_m1_se): Likewise.
18807 (x86_movsicc_0_m1): Likewise.
18808 (*x86_movsicc_0_m1_se): Likewise.
18809 (*adddi_1_rex64): Emit add insn as much as possible.
18810 (*addsi_1): Likewise.
18811 (return_internal): Set atom_unit.
18812 (return_internal_long): Likewise.
18813 (return_pop_internal): Likewise.
18814 (*rcpsf2_sse): Set atom_sse_attr attr.
18815 (*qrt<mode>2_sse): Likewise.
18816 (*prefetch_sse): Likewise.
18818 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18820 (ix86_target_macros_internal): Likewise.
18822 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18823 (*prefetch_sse_rex): Likewise.
18824 (sse_rcpv4sf2): Likewise.
18825 (sse_vmrcpv4sf2): Likewise.
18826 (sse_sqrtv4sf2): Likewise.
18827 (<sse>_vmsqrt<mode>2): Likewise.
18828 (sse_ldmxcsr): Likewise.
18829 (sse_stmxcsr): Likewise.
18830 (*sse_sfence): Likewise.
18831 (sse2_clflush): Likewise.
18832 (*sse2_mfence): Likewise.
18833 (*sse2_lfence): Likewise.
18834 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18835 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18836 (avx_movdqu<avxmodesuffix>): Likewise.
18837 (avx_lddqu<avxmodesuffix>): Likewise.
18838 (sse2_movntv2di): Change attr "type" to "ssemov".
18839 (sse2_movntsi): Likewise.
18840 (rsqrtv8sf2): Change attr "type" to "sseadd".
18841 (sse3_addsubv2df3): Set attr "atom_unit".
18842 (sse3_h<plusminus_insn>v4sf3): Likewise.
18843 (*sse2_pmaddwd): Likewise.
18844 (*vec_extractv2di_1_rex64): Likewise.
18845 (*vec_extractv2di_1_avx): Likewise.
18846 (sse2_psadbw): Likewise.
18847 (ssse3_phaddwv8hi3): Likewise.
18848 (ssse3_phaddwv4hi3): Likewise.
18849 (ssse3_phadddv4si3): Likewise.
18850 (ssse3_phadddv2si3): Likewise.
18851 (ssse3_phaddswv8hi3): Likewise.
18852 (ssse3_phaddswv4hi3): Likewise.
18853 (ssse3_phsubwv8hi3): Likewise.
18854 (ssse3_phsubwv4hi3): Likewise.
18855 (ssse3_phsubdv4si3): Likewise.
18856 (ssse3_phsubdv2si3): Likewise.
18857 (ssse3_phsubswv8hi3): Likewise.
18858 (ssse3_phsubswv4hi3): Likewise.
18859 (ssse3_pmaddubsw128): Likewise.
18860 (sse3_pmaddubsw: Likewise.
18861 (ssse3_palignrti): Likewise.
18862 (ssse3_palignrdi): Likewise.
18864 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18866 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18868 2009-04-06 Richard Guenther <rguenther@suse.de>
18870 PR tree-optimization/28868
18871 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18872 of which PHI results we inserted.
18873 (insert_into_preds_of_block): Record inserted PHIs.
18874 (eliminate): Eliminate redundant PHI nodes.
18875 (init_pre): Init inserted_phi_names.
18877 2009-04-06 Richard Guenther <rguenther@suse.de>
18879 PR tree-optimization/39643
18880 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18881 IMAGPART_EXPRs of complex constants.
18882 (execute_fold_all_builtins): If we folded a call queue
18883 TODO_update_address_taken.
18885 2009-04-06 Jan Hubicka <jh@suse.cz>
18887 PR middle-end/39659
18888 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18891 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18893 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18895 (ic_invalidate_array): Likewise.
18897 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18899 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18900 alignment for library calls.
18902 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18904 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18905 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18906 * config/i386/mingw-stdint.h: New file.
18908 2009-04-05 Richard Guenther <rguenther@suse.de>
18910 PR tree-optimization/39648
18911 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18912 our &A vs. &A[0] IL deficiencies.
18914 2009-04-04 Jan Hubicka <jh@suse.cz>
18916 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18917 removed toplevel regions.
18918 (sjlj_mark_call_sites): Likewise.
18920 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18922 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18923 (cygwin tm clause use_gcc_stdint): Set to wrap.
18924 * config/i386/cygwin-stdint.h: New file.
18926 2009-04-04 Richard Guenther <rguenther@suse.de>
18928 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18929 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18930 single-argument PHIs if we are in loop-closed SSA form.
18931 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18932 for the pre-condition.
18933 (slpeel_tree_peel_loop_to_edge): Likewise.
18934 (vect_build_loop_niters): Take an optional sequence to append stmts.
18935 (vect_generate_tmps_on_preheader): Likewise.
18936 (vect_do_peeling_for_loop_bound): Take extra guards for the
18938 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18939 the cost model check.
18940 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18941 guards if we are going to peel. Do not apply versioning in that case.
18942 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18943 (vect_do_peeling_for_loop_bound): Likewise.
18944 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18945 loop bound only record extra pre-conditions, do not apply loop
18948 2009-04-04 Richard Guenther <rguenther@suse.de>
18950 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18953 2009-04-04 Jan Hubicka <jh@suse.cz>
18955 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18956 last_basic_block for size of bb->index indexed array.
18957 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18958 compute_out, link_btr_uses, build_btr_def_use_webs,
18959 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18961 2009-04-04 Jan Hubicka <jh@suse.cz>
18963 * except.c (remove_eh_handler_and_replace): Break out from ...
18964 (remove_eh_handler): ... here.
18965 (bring_to_root): New function.
18966 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18967 handled ones, bring others to root of tree.
18969 2009-04-04 Jan Hubicka <jh@suse.cz>
18971 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18972 (all_phis_safe_to_merge): New function.
18973 (update_info): New structure.
18974 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18975 (cleanup_empty_eh): Update SSA if possible.
18977 2009-04-04 Richard Guenther <rguenther@suse.de>
18979 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18980 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18981 (append_vuse): Likewise.
18983 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18985 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18986 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18987 instead of REG_UNSAVED for DW_CFA_undefined.
18988 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18989 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18992 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18995 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18996 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18997 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18999 2009-04-04 Richard Guenther <rguenther@suse.de>
19001 PR tree-optimization/8781
19002 PR tree-optimization/37892
19003 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19004 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19005 (valueize_refs): Call it for *& valueizations.
19006 (shared_reference_ops_from_ref): Rename to ...
19007 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19008 (shared_reference_ops_from_call): Rename to ...
19009 (valueize_shared_reference_ops_from_call): ... this and valueize.
19010 (vn_reference_lookup): Update.
19011 (visit_reference_op_call): Likewise.
19012 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19013 (eliminate): Value-replace the call address in call statements.
19015 2009-04-04 Richard Guenther <rguenther@suse.de>
19017 PR tree-optimization/39636
19018 * tree-ssa-forwprop.c
19019 (forward_propagate_addr_into_variable_array_index): Check for
19020 GIMPLE_ASSIGN before accessing the rhs code.
19022 2009-04-03 Jason Merrill <jason@redhat.com>
19024 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19026 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19028 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19029 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19030 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19031 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19032 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19033 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19034 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19035 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19036 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19037 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19038 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19039 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19040 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19041 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19042 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19043 Use fr_reg_or_fp01_operand instead of fr_register_operand
19045 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19046 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19047 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19049 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19051 PR rtl-optimization/39607
19052 PR rtl-optimization/39631
19056 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19057 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19058 instead of DF_LR_OUT.
19059 * ira-lives.c (process_bb_node_lives): Ditto.
19060 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19061 instead of DF_LR_{OUT,IN}.
19062 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19063 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19065 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19067 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19068 (execute_lower_omp): Always run but take the short way out if -fopenmp
19070 (gate_lower_omp): Remove, forcing the pass manager to always run the
19071 pass and always set PROP_gimple_lomp.
19072 (pass_lower_omp): Remove gate function.
19073 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19074 PROP_trees. Instead, require it.
19075 * ipa-cp.c (pass_ipa_cp): Likewise.
19076 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19077 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19078 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19079 and PROP_gimple_leh.
19081 2009-04-03 Richard Guenther <rguenther@suse.de>
19083 PR middle-end/13146
19084 PR tree-optimization/23940
19085 PR tree-optimization/33237
19086 PR middle-end/33974
19087 PR middle-end/34093
19088 PR tree-optimization/36201
19089 PR tree-optimization/36230
19090 PR tree-optimization/38049
19091 PR tree-optimization/38207
19092 PR tree-optimization/38230
19093 PR tree-optimization/38301
19094 PR tree-optimization/38585
19095 PR middle-end/38895
19096 PR tree-optimization/38985
19097 PR tree-optimization/39299
19098 * tree-ssa-structalias.h: Remove.
19099 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19100 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19101 (struct vuse_element_d): Remove.
19102 (struct vuse_vec_d): Likewise.
19103 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19104 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19105 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19106 VUSE_ELEMENT_VAR): Likewise.
19107 (struct voptype_d): Likewise.
19108 (NUM_VOP_FREE_BUCKETS): Likewise.
19109 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19110 (struct stmt_operands_d): Remove.
19111 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19112 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19113 VDEF_NUM, VDEF_VECT): Likewise.
19114 (copy_virtual_operands): Remove.
19115 (operand_build_cmp): Likewise.
19116 (create_ssa_artificial_load_stmt): Likewise.
19117 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19118 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19119 vuse_index and mayuse_index members. Pack and move done and iter_type
19120 members to the front.
19121 (SSA_OP_VMAYUSE): Remove.
19122 (SSA_OP_VIRTUAL_USES): Adjust.
19123 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19124 (unlink_stmt_vdef): Declare.
19125 (add_to_addressable_set): Remove.
19126 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19127 (vrp_visit_stmt): Likewise.
19128 * doc/tree-ssa.texi (Alias analysis): Update.
19129 * doc/invoke.texi (max-aliased-vops): Remove docs.
19130 (avg-aliased-vops): Likewise.
19131 * tree-into-ssa.c (syms_to_rename): Remove.
19132 (need_to_update_vops_p): Likewise.
19133 (need_to_initialize_update_ssa_p): Rename to ...
19134 (update_ssa_initialized_fn): ... this. Track function we are
19136 (symbol_marked_for_renaming): Simplify.
19137 (add_new_name_mapping): Do not set need_to_update_vops_p.
19138 (dump_currdefs): Use SYMS_TO_RENAME.
19139 (rewrite_update_stmt): Always walk all uses/defs.
19140 (dump_update_ssa): Adjust.
19141 (init_update_ssa): Take function argument. Track what we are
19143 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19144 (create_new_def_for): Initialize for cfun, assert we are initialized
19146 (mark_sym_for_renaming): Simplify.
19147 (mark_set_for_renaming): Do not initialize update-ssa.
19148 (need_ssa_update_p): Simplify. Take function argument.
19149 (name_mappings_registered_p): Assert we ask for the correct function.
19150 (name_registered_for_update_p): Likewise.
19151 (ssa_names_to_replace): Likewise.
19152 (release_ssa_name_after_update_ssa): Likewise.
19153 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19154 (dump_decl_set): Do not print a newline.
19155 (debug_decl_set): Do it here.
19156 (dump_update_ssa): And here.
19157 * tree-ssa-loop-im.c (move_computations): Adjust.
19158 (movement_possibility): Likewise.
19159 (determine_max_movement): Likewise.
19160 (gather_mem_refs_stmt): Likewise.
19161 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
19162 or NAME_MEMORY_TAG.
19163 * tree-complex.c (update_all_vops): Remove.
19164 (expand_complex_move): Adjust.
19165 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
19166 Simplify test for memory referencing statement. Exclude
19167 non-invariant ADDR_EXPRs.
19168 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
19169 * tree-loop-distribution.c (generate_memset_zero): Adjust.
19170 (rdg_flag_uses): Likewise.
19171 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
19173 (tree_optimize_tail_calls_1): Also split the
19174 edge from the entry block if we have degenerate PHI nodes in
19175 the first basic block.
19176 * tree.c (init_ttree): Remove memory-tag related code.
19177 (tree_code_size): Likewise.
19178 (tree_node_structure): Likewise.
19179 (build7_stat): Re-write to be build6_stat.
19180 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
19181 (SSA_VAR_P): Adjust.
19182 (struct tree_memory_tag): Remove.
19183 (struct tree_memory_partition_tag): Likewise.
19184 (union tree_node): Adjust.
19185 (build7): Re-write to be build6.
19186 * tree-pass.h (pass_reset_cc_flags): Remove.
19187 (TODO_update_address_taken): New flag.
19188 (pass_simple_dse): Remove.
19189 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19190 * params.h (MAX_ALIASED_VOPS): Remove.
19191 (AVG_ALIASED_VOPS): Likewise.
19192 * omp-low.c (expand_omp_taskreg): Update SSA form.
19193 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19194 aliases the lhs in a copy stmt.
19195 * tree-ssa-dse.c (struct address_walk_data): Remove.
19196 (memory_ssa_name_same): Likewise.
19197 (memory_address_same): Likewise.
19198 (get_kill_of_stmt_lhs): Likewise.
19199 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19200 unused stores. Look through PHI nodes into post-dominated regions.
19201 (dse_optimize_stmt): Simplify. Properly remove stores.
19202 (tree_ssa_dse): Compute dominators.
19203 (execute_simple_dse): Remove.
19204 (pass_simple_dse): Likewise.
19205 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19206 gimple_loaded_syms and gimple_stored_syms computation.
19207 * toplev.c (dump_memory_report): Dump alias and pta stats.
19208 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19209 (vn_reference_eq): Likewise.
19210 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19211 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19212 valueize_vuses): Remove.
19213 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19214 (get_def_ref_stmt_vuse): ... this.
19215 (vn_reference_lookup_2): New function.
19216 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19217 walking equivalent vuses. Simplify.
19218 (vn_reference_lookup): Likewise.
19219 (vn_reference_insert): Likewise.
19220 (vn_reference_insert_pieces): Likewise.
19221 (visit_reference_op_call): Simplify.
19222 (visit_reference_op_load): Likewise.
19223 (visit_reference_op_store): Likewise.
19224 (init_scc_vn): Remove shared_lookup_vuses initialization.
19225 (free_scc_vn): Remove shared_lookup_vuses freeing.
19226 (sort_vuses, sort_vuses_heap): Remove.
19227 (get_ref_from_reference_ops): Export.
19228 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19229 vector with single vuse pointer.
19230 (vn_reference_lookup_pieces, vn_reference_lookup,
19231 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19232 (shared_vuses_from_stmt): Remove.
19233 (get_ref_from_reference_ops): Declare.
19234 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19235 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19236 memory-tag related code.
19237 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19238 (likely_value): Add comment, skip static-chain of call statements.
19239 (surely_varying_stmt_p): Adjust.
19240 (gimplify_and_update_call_from_tree): Likewise.
19241 (execute_fold_all_builtins): Do not rebuild alias info.
19242 (gimplify_and_update_call_from_tree): Properly update VOPs.
19243 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19244 (copy_ref_info): Remove memory-tag related code.
19245 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19246 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19247 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19249 * tree-ssa-dom.c (gimple_p): Remove typedef.
19250 (eliminate_redundant_computations): Adjust.
19251 (record_equivalences_from_stmt): Likewise.
19252 (avail_expr_hash): Likewise.
19253 (avail_expr_eq): Likewise.
19254 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19255 (stmt_makes_single_load): Likewise.
19256 (stmt_makes_single_store): Likewise.
19257 * tree-ssa-alias.c: Rewrite completely.
19258 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19259 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19260 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19261 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19262 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19263 Remove public functions.
19264 (pass_reset_cc_flags): Remove.
19265 (pass_build_alias): Move ...
19266 * tree-ssa-structalias.c (pass_build_alias): ... here.
19267 * tree-ssa-alias.c (may_be_aliased): Move ...
19268 * tree-flow-inline.h (may_be_aliased): ... here.
19269 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19270 count_uses_and_derefs): Move ...
19271 * gimple.c: ... here.
19272 * gimple.h (count_uses_and_derefs): Declare.
19273 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19274 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19275 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19276 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19277 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19278 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19279 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19281 * tree-dfa.c (refs_may_alias_p): Move ...
19282 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19283 * tree-ssa-alias.h: New file.
19284 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19285 (statement_sink_location): Likewise.
19286 * opts.c (decode_options): Do not adjust max-aliased-vops or
19287 avg-aliased-vops values.
19288 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19289 (TV_CALL_CLOBBER): Likewise.
19290 (TV_FLOW_SENSITIVE): Likewise.
19291 (TV_FLOW_INSENSITIVE): Likewise.
19292 (TV_MEMORY_PARTITIONING): Likewise.
19293 (TV_ALIAS_STMT_WALK): New timevar.
19294 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19295 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19296 (get_address_description): Remove memory-tag related code.
19297 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19298 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19299 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19300 and immediate uses in statements. Document.
19301 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19302 (dump_symbols): Remove.
19303 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19304 * alias.c (get_deref_alias_set): New function split out from ...
19305 (get_alias_set): ... here.
19306 * alias.h (get_deref_alias_set): Declare.
19307 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19308 type parameter. Remove restrict pointer handling. Create a
19309 ref-all pointer in case type-based alias sets do not conflict.
19310 (vect_analyze_data_refs): Remove SMT related code.
19311 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19312 (vectorizable_load): Likewise.
19313 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19314 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19315 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19316 Ignore vops and SMTs.
19317 (dr_analyze_alias): Likewise..
19318 (free_data_ref): Likewise.
19319 (create_data_ref): Likewise.
19320 (analyze_all_data_dependences): Likewise.
19321 (get_references_in_stmt): Adjust.
19322 * tree-flow-inline.h (gimple_aliases_computed_p,
19323 gimple_addressable_vars, gimple_call_clobbered_vars,
19324 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19325 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19326 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19327 gimple_mem_ref_stats): Remove.
19328 (gimple_vop): New function.
19329 (op_iter_next_use): Remove vuses and mayuses cases.
19330 (op_iter_next_def): Remove vdefs case.
19331 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19332 (clear_and_done_ssa_iter): Do not set removed fields.
19333 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19334 Assert we are not iterating over vuses or vdefs if not also
19335 iterating over uses or defs.
19336 (op_iter_init_use): Likewise.
19337 (op_iter_init_def): Likewise.
19338 (op_iter_next_vdef): Remove.
19339 (op_iter_next_mustdef): Likewise.
19340 (op_iter_init_vdef): Likewise.
19341 (compare_ssa_operands_equal): Likewise.
19342 (link_use_stmts_after): Handle vuse operand.
19343 (is_call_used): Use is_call_clobbered.
19344 (is_call_clobbered): Global variables are always call clobbered,
19345 query the call-clobbers bitmap.
19346 (mark_call_clobbered): Ignore global variables.
19347 (clear_call_clobbered): Likewise.
19348 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19349 virtual operands sanity check.
19350 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19352 (TARGET_MEM_REF): Remove TMR_TAG operand.
19353 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19354 Remove call-clobber related code.
19355 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19356 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19357 partitions or escape reason.
19358 (get_single_def_stmt, get_single_def_stmt_from_phi,
19359 get_single_def_stmt_with_phi): Remove.
19360 (dump_referenced_vars): Tidy.
19361 (get_ref_base_and_extent): Allow bare decls.
19362 (collect_dfa_stats): Adjust.
19363 * graphite.c (rename_variables_in_stmt): Adjust.
19364 (graphite_copy_stmts_from_block): Likewise.
19365 (translate_clast): Likewise.
19366 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19368 (translate_vuse_through_block): Use the oracle.
19369 (phi_translate_1): Adjust.
19370 (value_dies_in_block_x): Use the oracle. Cache the outcome
19372 (valid_in_sets): Check if the VUSE for
19373 a REFERENCE is available.
19374 (eliminate): Do not remove stmts during elimination,
19375 instead queue and remove them afterwards.
19376 (do_pre): Do not rebuild alias info.
19377 (pass_pre): Run TODO_rebuild_alias before PRE.
19378 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19379 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19380 (mark_all_v_defs_stmt): Remove.
19381 (mark_all_v_defs_seq): Adjust.
19382 (sra_replace): Likewise.
19383 (scalarize_use): Likewise.
19384 (scalarize_copy): Likewise.
19385 (scalarize_init): Likewise.
19386 (scalarize_ldst): Likewise.
19387 (todoflags): Remove.
19388 (tree_sra): Do not rebuild alias info.
19389 (tree_sra_early): Adjust.
19390 (pass_sra): Run TODO_update_address_taken before SRA.
19391 * tree-predcom.c (set_alias_info): Remove.
19392 (prepare_initializers_chain): Do not call it.
19393 (mark_virtual_ops_for_renaming): Adjust.
19394 (mark_virtual_ops_for_renaming_list): Remove.
19395 (initialize_root_vars): Adjust.
19396 (initialize_root_vars_lm): Likewise.
19397 (prepare_initializers_chain): Likewise.
19398 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19399 (may_propagate_copy_into_stmt): Likewise.
19400 (merge_alias_info): Do nothing for now.
19401 (propagate_tree_value_into_stmt): Adjust.
19402 (stmt_may_generate_copy): Likewise.
19403 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19404 not mark symbols for renaming.
19405 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19406 with the same statement, make sure to update the new pointed-to one.
19407 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19408 call statements, do not mark symbols for renaming.
19409 (mark_operand_necessary): Dump something.
19410 (ref_may_be_aliased): New function.
19411 (mark_aliased_reaching_defs_necessary_1): New helper function.
19412 (mark_aliased_reaching_defs_necessary): Likewise.
19413 (mark_all_reaching_defs_necessary_1): Likewise.
19414 (mark_all_reaching_defs_necessary): Likewise.
19415 (propagate_necessity): Do not process virtual PHIs. For
19416 non-aliased loads mark all reaching definitions as necessary.
19417 For aliased loads and stores mark the immediate dominating
19418 aliased clobbers as necessary.
19419 (visited): New global static.
19420 (perform_tree_ssa_dce): Free visited bitmap after propagating
19422 (remove_dead_phis): Perform simple dead virtual PHI removal.
19423 (remove_dead_stmt): Properly unlink virtual operands when
19425 (eliminate_unnecessary_stmts): Schedule PHI removal after
19427 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19428 (process_replaceable): Likewise.
19429 (find_replaceable_in_bb): Likewise.
19430 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19431 based on the single gimple vop.
19432 (verify_flow_insensitive_alias_info): Remove.
19433 (verify_flow_sensitive_alias_info): Likewise.
19434 (verify_call_clobbering): Likewise.
19435 (verify_memory_partitions): Likewise.
19436 (verify_alias_info): Likewise.
19437 (verify_ssa): Adjust..
19438 (execute_update_addresses_taken): Export. Update SSA
19439 manually. Optimize only when optimizing. Use a local bitmap.
19440 (pass_update_address_taken): Remove TODO_update_ssa, add
19442 (pass_update_address_taken): Just use TODO_update_address_taken.
19443 (init_tree_ssa): Do not initialize addressable_vars.
19444 (verify_ssa): Verify new VUSE / VDEF properties.
19445 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19446 Do not call verify_alias_info.
19447 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19448 Do not free the loaded and stored syms bitmaps. Reset the escaped
19449 and callused solutions. Do not free addressable_vars.
19450 Remove memory-tag related code.
19451 (warn_uninitialized_var): Aliases are always available.
19452 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19453 * lambda-code.c (can_put_in_inner_loop): Adjust.
19454 (can_put_after_inner_loop): Likewise.
19455 (perfect_nestify): Likewise.
19456 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19457 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19458 (vectorizable_conversion): Do not mark symbols for renaming.
19459 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19460 (expand_call_inline): Unlink the calls virtual operands before
19462 (tree_function_versioning): Do not call update_ssa if we are not
19463 updating clones. Simplify.
19464 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19465 (propagate_with_phi): Likewise..
19466 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19467 clobber code. Assert we are not aliased or global.
19468 * tree-flow.h: Include tree-ssa-alias.h
19469 (enum escape_type): Remove.
19470 (struct mem_sym_stats_d): Likewise.
19471 (struct mem_ref_stats_d): Likewise.
19472 (struct gimple_df): Add vop member. Remove global_var,
19473 call_clobbered_vars, call_used_vars, addressable_vars,
19474 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19475 escaped and callused members.
19476 (struct ptr_info_def): Remove all members, add points-to solution
19478 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19479 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19480 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19481 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19482 (tree-ssa-alias.o): Likewise.
19483 (toplev.o): Add tree-ssa-alias.h
19484 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19485 * gimple.c (gimple_set_bb): Fix off-by-one error.
19486 (is_gimple_reg): Do not handle memory tags.
19487 (gimple_copy): Also copy virtual operands.
19488 Delay updating the statement. Do not reset loaded and stored syms.
19489 (gimple_set_stored_syms): Remove.
19490 (gimple_set_loaded_syms): Likewise.
19491 (gimple_call_copy_skip_args): Copy the virtual operands
19492 and mark the new statement modified.
19493 * tree-ssa-structalias.c (may_alias_p): Remove.
19494 (set_uids_in_ptset): Take the alias set to prune with as
19495 parameter. Fold in the alias test of may_alias_p.
19496 (compute_points_to_sets): Compute whether a ptr is dereferenced
19497 in a local sbitmap.
19498 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19499 other ADDRESSOF constraints on the lhs.
19500 (get_constraint_for_component_ref): Assert that we don't get
19501 ADDRESSOF constraints from the base of the reference.
19502 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19503 (struct variable_info): Remove collapsed_to member.
19504 (get_varinfo_fc): Remove.
19505 (new_var_info): Do not set collapsed_to.
19506 (dump_constraint): Do not follow cycles.
19507 (dump_constraint_graph): Likewise.
19508 (build_pred_graph): Likewise.
19509 (build_succ_graph): Likewise.
19510 (rewrite_constraints): Likewise.
19511 (do_simple_structure_copy): Remove.
19512 (do_rhs_deref_structure_copy): Remove.
19513 (do_lhs_deref_structure_copy): Remove.
19514 (collapse_rest_of_var): Remove.
19515 (do_structure_copy): Re-implement.
19516 (pta_stats): New global variable.
19517 (dump_pta_stats): New function.
19518 (struct constraint_expr): Make offset signed.
19519 (UNKNOWN_OFFSET): Define special value.
19520 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19521 (solution_set_expand): New helper function split out from ...
19522 (do_sd_constraint): ... here.
19523 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19524 (do_ds_constraint): Likewise.
19525 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19526 and CALLUSED = *CALLUSED.
19527 (set_union_with_increment): Make inc argument signed.
19528 (type_safe): Remove.
19529 (get_constraint_for_ptr_offset): Handle unknown and negative
19531 (first_vi_for_offset): Handle offsets before start. Bail
19532 out early for offsets beyond the variable extent.
19533 (first_or_preceding_vi_for_offset): New function.
19534 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19535 Together with ESCAPED = *ESCAPED this properly computes reachability.
19536 (find_what_var_points_to): New function.
19537 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19538 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19539 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19540 pt_solutions_intersect): New functions.
19541 (compute_call_used_vars): Remove.
19542 (compute_may_aliases): New main entry into PTA computation.
19543 * gimple.h (gimple_p): New typedef.
19544 (struct gimple_statement_base): Remove references_memory_p.
19545 (struct gimple_statement_with_memory_ops_base): Remove
19546 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19548 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19549 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19550 gimple_set_references_memory): Remove.
19551 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19552 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19554 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19555 (verify_expr): Allow RESULT_DECL.
19556 (gimple_duplicate_bb): Do not copy virtual operands.
19557 (gimple_duplicate_sese_region): Adjust.
19558 (gimple_duplicate_sese_tail): Likewise.
19559 (mark_virtual_ops_in_region): Remove.
19560 (move_sese_region_to_fn): Do not call it.
19561 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19562 and pass_simple_dse.
19563 (execute_function_todo): Handle TODO_update_address_taken,
19564 call execute_update_addresses_taken for TODO_rebuild_alias.
19565 (execute_todo): Adjust.
19566 (execute_one_pass): Init dump files early.
19567 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19569 (create_general_new_stmt): Clear vops.
19570 * tree-ssa-reassoc.c (get_rank): Adjust.
19571 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19572 symbols for renaming.
19573 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19574 (PARAM_AVG_ALIASED_VOPS): Likewise.
19575 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19576 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19577 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19578 (operand_build_cmp, copy_virtual_operands,
19579 create_ssa_artificial_load_stmt, add_to_addressable_set,
19580 gimple_add_to_addresses_taken): Remove public functions.
19581 (unlink_stmt_vdef): New function.
19583 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19585 * config.gcc (powerpc-*-linux*): Merge variants.
19587 2009-04-02 Chao-ying Fu <fu@mips.com>
19588 James Grosbach <james.grosbach@microchip.com>
19590 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19591 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19593 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19594 keep_interrupts_masked_p, use_debug_exception_return_p.
19595 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19596 keep_interrupts_masked, use_debug_exception_return.
19597 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19598 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19600 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19601 (mips_print_operand): Process COP0 registers to print $0 .. $31
19602 correctly for GAS to process.
19603 (mips_interrupt_extra_call_saved_reg_p): New function.
19604 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19606 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19607 (mips_compute_frame_info): Add supports for interrupt context that
19608 includes doubleword accumulators and COP0 registers.
19609 (mips_for_each_saved_acc): New function.
19610 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19611 mips_for_each_saved_reg.
19612 (mips_save_reg): Save accumulators.
19613 (mips_kernel_reg_p): A new for_each_rtx callback.
19614 (mips_expand_prologue): Support interrupt handlers.
19615 (mips_restore_reg): Restore accumulators.
19616 (mips_expand_epilogue): Support interrupt handlers.
19617 (mips_can_use_return_insn): Return false for interrupt handlers.
19618 (mips_epilogue_uses): New function.
19619 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19620 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19621 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19622 cop0_move): New instructions.
19623 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19624 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19626 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19628 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19629 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19630 interrupt handlers, we use K0 as the temporary register.
19631 (EPILOGUE_USES): Change to a function call.
19632 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19633 handlers, we use K0 as the temporary register.
19635 * doc/extend.texi (Function Attributes): Document interrupt,
19636 use_shadow_register_set, keep_interrupts_masked,
19637 use_debug_exception_return for MIPS attributes.
19639 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19641 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19642 Remove a number of t-files from tmake_file.
19643 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19644 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19645 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19646 target_prototype, not TARGET_PROTOTYPE.
19647 (LINK_OS_GNU_SPEC): Define.
19648 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19649 and darwin-ldoubdle.c.
19651 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19654 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19655 (cpp_options): Ditto.
19656 (default_compilers): Ditto.
19657 (display_help): Ditto.
19658 (process_command): Ditto.
19659 (do_spec_1): Ditto.
19660 (set_input): Use lbasename instead of duplicate code.
19661 (save_temps_prefix): New static for -save-temps=obj.
19662 (save_temps_length): Ditto.
19664 * doc/invoke.texi (-save-temps=obj): Document new variant to
19665 -save-temps switch.
19667 2009-04-02 Jeff Law <law@redhat.com>
19669 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19672 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19674 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19675 * configure: Regenerated.
19677 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19679 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19680 share the argument list.
19682 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19686 2009-02-12 Diego Novillo <dnovillo@google.com>
19688 * varpool.c (debug_varpool): New.
19689 * cgraph.h (debug_varpool): Declare.
19691 2009-04-02 Jan Hubicka <jh@suse.cz>
19693 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19696 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19698 * config/i386/i386.c (ix86_abi): Move initialization to ...
19699 (override_options): Here.
19701 2009-04-02 Christian Bruel <christian.bruel@st.com>
19703 * config/sh/sh.c (sh_dwarf_register_span): New function.
19704 (TARGET_DWARF_REGISTER_SPAN): Define.
19705 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19707 2009-04-02 Ira Rosen <irar@il.ibm.com>
19709 PR tree-optimization/39595
19710 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19711 interleaved loads group is not greater than the SLP group size.
19713 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19715 * builtins.c (is_builtin_name): New.
19716 (called_as_built_in): Use is_builtin_name.
19717 * tree.h (is_builtin_name): New.
19718 * varasm.c (incorporeal_function_p): Use is_builtin_name
19720 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19722 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19724 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19727 * c-decl.c (clone_underlying_type): Move this ...
19728 * c-common.c (set_underlying_type): ... here.
19729 Also, make sure the function properly sets TYPE_STUB_DECL() on
19730 the newly created typedef variant type.
19731 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19732 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19735 2009-04-02 Richard Guenther <rguenther@suse.de>
19737 PR tree-optimization/37221
19738 * tree-flow.h (degenerate_phi_result): Declare.
19739 * tree-ssa-dom.c (degenerate_phi_result): Export.
19740 * tree-scalar-evolution.c (analyze_initial_condition): If
19741 the initial condition is defined by a degenerate PHI node
19742 use the degenerate value.
19744 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19746 PR rtl-optimization/39588
19747 * combine.c (merge_outer_ops): Do not set the constant when this
19749 (simplify_shift_const_1): Do not modify it either in this case.
19751 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19753 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19754 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19756 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19759 * c-lex.c (interpret_float): Default (no suffix) is double.
19761 2009-04-1 Xinliang David Li <davidxl@google.com>
19763 * config/i386/i386.c (legitimate_constant_p): Recognize
19764 all one vector constant.
19766 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19768 * config/vax/vax.c: Add #includes to silence warnings.
19769 Change #include order to silence two warnings.
19771 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19773 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19774 (ASM_SPEC): Pass -k to the assembler for PIC code.
19776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19778 * config.gcc: Add vax-*-linux* to the switch.
19779 * config/vax/linux.h: New file. (TARGET_VERSION,
19780 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19782 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19784 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19785 Use predicate macros instead of GET_CODE() == foo.
19786 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19787 ashlsi3, rotrsi3, <unnamed>): Likewise.
19789 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19791 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19792 jbbccihi, jbbccisi): Remova trailing whitespace.
19793 * config/vax/constraints.md: Likewise.
19794 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19795 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19796 * config/vax/predicates.md: Likewise.
19797 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19798 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19799 * config/vax/vax.h: Likewise.
19800 * config/vax/vax.md (nonlocal_goto): Likewise.
19802 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19804 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19805 (indirectable_address_p, adjacent_operands_p): Add spaces around
19807 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19809 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19811 * config/vax/vax.c (legitimate_constant_address_p,
19812 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19813 index_term_p, reg_plus_index_p, legitimate_address_p,
19814 vax_mode_dependent_address_p): Update comments to match functions
19815 modified by the recent int->bool conversion.
19817 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19819 * config/vax/builtins.md: Update copyright message.
19820 * config/vax/constraints.md: Likewise.
19821 * config/vax/netbsd-elf.h: Likewise.
19822 * config/vax/predicates.md: Likewise.
19823 * config/vax/vax-protos.h: Likewise.
19824 * config/vax/vax.c: Likewise.
19825 * config/vax/vax.h: Likewise.
19826 * config/vax/vax.md: Likewise.
19827 * config/vax/vax.opt: Likewise.
19829 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19831 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19832 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19833 * config/vax/constraints.md (B, R): Likewise.
19834 * config/vax/predicates.md (external_memory_operand,
19835 nonimmediate_addsub_di_operand): Likewise.
19836 * config/vax/vax.c (vax_output_int_add): Likewise.
19837 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19838 untyped_call): Likewise.
19840 2009-04-01 Matt Thomas <matt@3am-software.com>
19842 * config/vax/predicates.md: New file.
19843 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19844 external_const_operand, nonsymbolic_operand, external_memory_operand,
19845 indirect_memory_operand, indexed_memory_operand,
19846 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19847 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19849 * config/vax/constraints.md: New file.
19850 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19852 * config/vax/builtins.md: New file.
19853 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19854 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19856 * config/vax/vax.opt (mqmath): Add option.
19857 * config/vax/vax.md (isfx): Extend with DI.
19858 (VAXintQH, VAXintQHSD): Define.
19859 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19860 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19861 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19862 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19863 (movdi): Update constraints and use vax_output_int_move().
19864 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19865 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19866 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19867 nonlocal_goto): New.
19868 (mov<mode>): Extend accepted operand types.
19869 (subdi3_old): Rename from subdi3, change update constraints and use
19870 a new implementation.
19871 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19872 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19873 MOVE_RATIO, CLEAR_RATIO): Define.
19874 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19875 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19876 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19877 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19878 (split_quadword_operands): Make static and really allow variable
19880 (print_operand_address): Update for PIC generation.
19881 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19882 indexable_address_p, fixup_mathdi_operand,
19883 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19884 (vax_float_literal, legitimate_constant_p,
19885 indirectable_constant_address_p, index_term_p,
19886 reg_plus_index_p): Return bool instead of int.
19887 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19889 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19891 (vax_output_conditional_branch): Indent.
19892 (legitimate_constant_address_p, indirectable_constant_address_p,
19893 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19894 vax_mode_dependent_address_p): Return bool instead of int, update for
19896 * config/vax/vax-protos.h (legitimate_constant_address_p,
19897 legitimate_constant_p, legitimate_address_p,
19898 vax_mode_dependent_address_p): Change declaration to bool.
19899 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19900 vax_expand_addsub_di_operands, vax_output_int_subtract,
19901 vax_output_movmemsi): Declare.
19902 (split_quadword_operands, vax_float_literal): Delete declaration.
19903 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19904 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19905 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19906 ASM_OUTPUT_DWARF_PCREL): Define.
19907 (ASM_SPEC): Change definition to allow PIC generation.
19909 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19911 * doc/sourcebuild.texi: Update front-end requirements.
19913 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19916 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19917 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19918 (booldi3_internal3): Use boolean_or_operator instead of
19921 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19924 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19925 declarator whose size is not an integer constant expression but
19926 folds to an integer constant, then treat it as a constant
19929 2009-04-01 Richard Guenther <rguenther@suse.de>
19931 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19932 i * 4 + 2 to (i * 2 + 1) * 2.
19934 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19937 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19938 return if c_parser_asm_string_literal returned NULL.
19940 2009-04-01 Nick Clifton <nickc@redhat.com>
19942 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19944 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19945 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19946 other typedefs to avoid conflicts with libgcc2.c. Define labels
19947 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19949 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19950 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19953 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19955 * varasm.c (default_function_rodata_section): Declare DOT as
19958 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19959 Andrey Galkin <agalkin@hypercom.com>
19962 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19963 Make object_name unique for each process.
19965 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19968 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19969 addressable variables in the parallel that could go out of scope while
19970 running queued tasks.
19972 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19974 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19975 (CASE_VALUES_THRESHOLD): Redefine.
19976 * config/avr/avr.c (avr_override_options): Remove initialization of
19977 avr_case_values_threshold variable.
19978 (avr_case_values_threshold): Remove variable. Add new function.
19979 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19980 * config/avr/avr.opt (mno-tablejump): Remove option.
19981 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19983 2009-04-01 DJ Delorie <dj@redhat.com>
19985 * varasm.c (default_function_rodata_section): Don't assume
19986 anything about where the first '.' in the section name is.
19988 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19990 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19991 rs6000_emit_stack_tie.
19993 2009-03-31 Ian Lance Taylor <iant@google.com>
19995 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19996 gimple_code with GIMPLE_RESX, not RESX.
19998 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20000 * c-common.c (c_get_ident): New.
20001 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20003 2009-04-01 Ben Elliston <bje@au.ibm.com>
20005 * config/rs6000/sysv4.opt (msdata): Improve option description.
20007 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20009 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20010 (divdf3_internal_lat): Remove.
20011 (divxf3_internal_lat): Remove.
20012 (divxf3_internal_thr): Remove.
20013 (divxf): Use divxf3_internal.
20014 * config/ia64/div.md (divsf3_internal_lat): New.
20015 (divdf3_internal_lat): New.
20016 (divxf3_internal): New.
20018 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20021 * Makefile.in (USE_GCC_STDINT): Define.
20022 (stmp-int-hdrs): Install stdint.h if applicable.
20023 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20025 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20026 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20027 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20028 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20029 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20030 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20031 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20032 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20033 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20034 (c_common_nodes_and_builtins): Initialize
20035 underlying_wchar_type_node. Do not initialize
20036 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20037 nodes for new types.
20038 (c_stddef_cpp_builtins): Define macros for new types.
20039 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20041 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20042 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20043 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20044 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20045 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20046 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20047 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20048 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20049 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20050 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20051 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20052 int16_type_node, int32_type_node, int64_type_node,
20053 uint8_type_node, uint16_type_node, c_uint32_type_node,
20054 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20055 int_least32_type_node, int_least64_type_node,
20056 uint_least8_type_node, uint_least16_type_node,
20057 uint_least32_type_node, uint_least64_type_node,
20058 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20059 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20060 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20061 uintptr_type_node): Define.
20062 * c-cppbuiltin.c (builtin_define_constants,
20063 builtin_define_type_minmax): New.
20064 (builtin_define_stdint_macros): Define more macros.
20065 (c_cpp_builtins): Define more limit macros.
20066 (type_suffix): New.
20067 (builtin_define_type_max): Define in terms of
20068 builtin_define_type_minmax. Remove is_long parameter. All
20070 * config.gcc (use_gcc_stdint): Define.
20071 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20072 Add newlib-stdint.h for generic targets.
20073 * config/glibc-stdint.h, config/newlib-stdint.h,
20074 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20075 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20076 * config/score/score.h (UINTPTR_TYPE): Define.
20077 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20078 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20079 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20080 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20081 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20082 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20083 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20084 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20085 * config/spu/spu.h (STDINT_LONG32): Define.
20086 * configure.ac (use_gcc_stdint): Substitute.
20087 * configure: Regenerate.
20088 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20089 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20090 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20091 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20092 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20093 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20094 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20095 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20096 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20097 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20098 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20099 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20100 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20101 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20102 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20103 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20104 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20105 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20106 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20107 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20108 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20109 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20110 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20111 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20112 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20113 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20114 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20115 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20116 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20118 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20120 * loop-iv.c (suitable_set_for_replacement): Renamed from
20121 simplify_using_assignment; changed to return bool and to accept new
20122 args DEST and SRC. Return true iff we find a source/destination pair
20123 that can be used to make a replacement, and fill SRC and DEST if so.
20124 Remove arg ALTERED. Don't deal with altered regs here. All callers
20126 (simplify_using_initial_values): Deal with altered regs here and track
20127 more precisely the effect they have on the validity of our expression.
20129 * loop-iv.c (simplify_using_condition): A condition of the form
20130 (EQ REG CONST) can be used to simply make a substitution.
20131 (simplify_using_initial_values): Keep track of conditions we have seen
20132 and keep using them to simplify new expressions, while applying the
20133 same substitutions to them as to the expression.
20135 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20136 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20139 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20140 changed. Use this when trying to improve the upper bound.
20141 Generate the comparison by using simplify_gen_relational.
20143 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20145 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20147 (simplify_using_assignment, simplify_using_initial_values): Call
20148 replace_in_expr to make replacements. Call replace_single_def_regs
20149 once on the initial version of the expression.
20151 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20154 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20156 2009-03-31 Richard Guenther <rguenther@suse.de>
20158 PR middle-end/31029
20159 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20160 equality comparisons. Fold C - X CMP X if C % 2 == 1.
20162 2009-03-31 Richard Guenther <rguenther@suse.de>
20164 * tree.h (div_if_zero_remainder): Declare.
20165 * fold-const.c (div_if_zero_remainder): Export.
20166 * tree-ssa-forwprop.c
20167 (forward_propagate_addr_into_variable_array_index): Handle
20168 constant array index addition outside of the variable index.
20170 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20173 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
20174 define_splits, floatunssi<mode>2): Require x87 conversions from
20175 DImode to be permitted.
20177 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20179 PR preprocessor/15638
20180 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
20182 2009-03-31 Richard Guenther <rguenther@suse.de>
20184 PR middle-end/23401
20185 PR middle-end/27810
20186 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20187 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20188 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20189 a separate statement.
20190 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20191 (lookup_tmp_var): Likewise.
20192 (is_gimple_formal_tmp_or_call_rhs): Remove.
20193 (is_gimple_reg_or_call_rhs): Rename to ...
20194 (is_gimple_reg_rhs_or_call): ... this.
20195 (is_gimple_mem_or_call_rhs): Rename to ...
20196 (is_gimple_mem_rhs_or_call): ... this.
20197 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20198 DECL_GIMPLE_REG_P only if is_formal is true.
20199 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20200 for non-proper post-modify expression gimplification.
20201 (gimplify_self_mod_expr): For post-modify expressions gimplify
20202 the lvalue to a minimal lvalue.
20203 (rhs_predicate_for): Remove formal temp case.
20204 (gimplify_modify_expr_rhs): Likewise.
20205 (gimplify_addr_expr): Use is_gimple_reg.
20206 (gimplify_expr): Remove formal temp cases.
20207 (gimple_regimplify_operands): Likewise.
20208 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20209 and FILTER_EXPR like constants.
20210 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20212 (is_gimple_formal_tmp_rhs): Remove.
20213 (is_gimple_reg_rhs): Remove special casing.
20214 (is_gimple_mem_rhs): Fix.
20215 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20216 (is_gimple_formal_tmp_var): Remove.
20217 (is_gimple_formal_tmp_reg): Likewise.
20218 (is_gimple_min_lval): Allow invariant component ref parts.
20219 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20220 is_gimple_formal_tmp_reg): Remove declarations.
20221 * tree-cfg.c (verify_expr): Verify that variables with address
20222 taken do not have DECL_GIMPLE_REG_P set.
20223 * tree-mudflap.c (mf_build_check_statement_for): Use
20224 force_gimple_operand instead of gimplify_expr.
20226 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20228 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20229 schedulable rows to compute_split_row.
20231 2009-03-31 Ben Elliston <bje@au.ibm.com>
20234 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20237 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20239 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20240 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20241 * configure: Regenerate.
20242 * config.in: Regenerate.
20243 * config/rs6000/rs6000.opt (mtls-markers): Add.
20244 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20245 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20246 (tls_ld_aix, tls_ld_sysv): Likewise.
20247 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20248 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20250 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20252 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20254 2009-03-30 Jan Hubicka <jh@suse.cz>
20256 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20258 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20259 detection and label handling.
20261 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20263 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20264 left_conflicts_size.
20265 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20266 ALLOCNO_LEFT_CONFLICTS_SIZE.
20268 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20269 remove_allocno_from_bucket_and_push,
20270 allocno_spill_priority_compare, push_allocnos_to_stack,
20271 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20272 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20273 (setup_allocno_left_conflicts_num): Ditto. Rename to
20274 setup_allocno_left_conflicts_size.
20275 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20276 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20277 setup_allocno_left_conflicts_size instead of
20278 setup_allocno_left_conflicts_num.
20280 * ira-build.c (ira_create_allocno): Use
20281 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20282 ALLOCNO_LEFT_CONFLICTS_NUM.
20284 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20286 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20287 instead of DF_LR_OUT.
20289 * ira-lives.c (process_bb_node_lives): Ditto.
20291 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20292 instead of DF_LR_{OUT,IN}.
20294 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20296 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20298 2009-03-30 Jan Hubicka <jh@suse.cz>
20300 * except.c (label_to_region_map): Fix thinko.
20302 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20304 PR middle-end/38237
20305 * tree.h (tree_find_value): New declaration.
20306 * tree.c (tree_find_value): New function.
20307 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20309 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20312 * c-decl.c (struct c_binding): Add locus field.
20313 (bind): Add locus argument, set locus field from it.
20314 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20315 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20316 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20317 implicitly_declare, undeclared_variable, lookup_label,
20318 declare_label, c_make_fname_decl, c_builtin_function,
20319 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20322 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20325 * config/i386/i386.c (classify_argument): Check total size of
20328 2009-03-30 Martin Jambor <mjambor@suse.cz>
20330 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20331 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20332 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20335 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20336 seen_variable_array_ref while also traversing a union.
20338 * tree-inline.c (optimize_inline_calls): Do not call
20339 cgraph_node_remove_callees.
20340 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20341 (pass_remove_cgraph_callee_edges): New variable.
20342 * passes.c (init_optimization_passes): Add
20343 pass_remove_cgraph_callee_edges after early inlining and before all
20344 late intraprocedural passes.
20346 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20348 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20350 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20351 Fix typos in names.
20353 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20355 * combine.c (simplify_comparison): Use have_insn_for.
20356 * dojump.c (do_jump): Likewise.
20358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20360 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20361 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20362 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20363 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20364 instead of sparc_compare_emitted.
20365 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20366 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20367 instead of sparc_compare_emitted.
20369 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20371 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20372 enter/exit cfglayout mode.
20373 (pass_partition_block): Require it.
20374 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20375 (combine_instructions): Track basic blocks instead of labels.
20376 (update_cfg_for_uncondjump): New.
20377 (try_combine): Use it. Update jumps after rescanning.
20378 (pass_combine): Require PROP_cfglayout.
20379 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20381 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20383 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20384 Provide/destroy PROP_cfglayout respectively.
20385 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20386 * tree-pass.h (PROP_cfglayout): New.
20388 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20390 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20391 fold_convert_const_fixed_from_fixed,
20392 fold_convert_const_fixed_from_int,
20393 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20394 set TREE_CONSTANT_OVERFLOW.
20395 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20396 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20398 2009-03-30 Ira Rosen <irar@il.ibm.com>
20400 * tree-vect-loop-manip.c: New file.
20401 * tree-vectorizer.c: Update documentation and included files.
20402 (vect_loop_location): Make extern.
20403 (rename_use_op): Move to tree-vect-loop-manip.c
20404 (rename_variables_in_bb, rename_variables_in_loop,
20405 slpeel_update_phis_for_duplicate_loop,
20406 slpeel_update_phi_nodes_for_guard1,
20407 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20408 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20409 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20410 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20411 find_loop_location): Likewise.
20412 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20413 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20414 get_vectype_for_scalar_type, vect_is_simple_use,
20415 supportable_widening_operation, supportable_narrowing_operation):
20417 (bb_in_loop_p): Move to tree-vect-loop.c.
20418 (new_loop_vec_info, destroy_loop_vec_info,
20419 reduction_code_for_scalar_code, report_vect_op,
20420 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20421 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20422 (vect_supportable_dr_alignment): Likewise.
20423 * tree-vectorizer.h (tree-data-ref.h): Include.
20424 (vect_loop_location): Declare.
20425 Reorganize function declarations according to the new file structure.
20426 * tree-vect-loop.c: New file.
20427 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20428 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20429 * tree-vect-data-refs.c: New file.
20430 * tree-vect-patterns.c (timevar.h): Don't include.
20431 * tree-vect-stmts.c: New file.
20432 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20433 tree-vect-slp.c, tree-vect-loop.c.
20434 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20435 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20436 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20437 (tree-vect-analyze.o): Remove.
20438 (tree-vect-transform.o): Likewise.
20439 (tree-vect-data-refs.o): Add rule.
20440 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20441 tree-vect-slp.o): Likewise.
20442 (tree-vect-patterns.o): Remove redundant dependencies.
20443 (tree-vectorizer.o): Likewise.
20444 * tree-vect-slp.c: New file.
20446 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20448 * optc-gen.awk: Warn if an option flag has multiple different
20451 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20453 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20454 -floop-block): Document dependences on PPL, CLooG and Graphite.
20456 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20458 PR rtl-optimization/323
20459 * c-common.c (c_fully_fold, convert_and_check,
20460 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20461 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20462 * c-common.def (EXCESS_PRECISION_EXPR): New.
20463 * c-cppbuiltin.c (builtin_define_float_constants): Define
20464 constants with enough digits for long double.
20465 * c-lex.c (interpret_float): Interpret constant with excess
20466 precision where appropriate.
20467 * c-opts.c (c_common_post_options): Set
20468 flag_excess_precision_cmdline. Give an error for
20469 -fexcess-precision=standard for C++ for processors where the
20470 option is significant.
20471 * c-parser.c (c_parser_conditional_expression): Handle excess
20472 precision in condition.
20473 * c-typeck.c (convert_arguments): Handle arguments with excess
20475 (build_unary_op): Move excess precision outside operation.
20476 (build_conditional_expr): Likewise.
20477 (build_compound_expr): Likewise.
20478 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20479 (build_modify_expr): Handle excess precision in RHS.
20480 (convert_for_assignment): Handle excess precision in converted
20482 (digest_init, output_init_element, process_init_element): Handle
20483 excess precision in initializer.
20484 (c_finish_return): Handle excess precision in return value.
20485 (build_binary_op): Handle excess precision in operands and add
20486 excess precision as needed for operation.
20487 * common.opt (-fexcess-precision=): New option.
20488 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20489 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20490 For standard excess precision, output explicit conversion to and
20491 truncation from XFmode.
20492 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20493 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20494 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20495 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20496 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20497 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20498 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20499 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20500 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20501 define_splits, sqrt<mode>2): Disable where appropriate for
20502 standard excess precision.
20503 * convert.c (convert_to_real): Do not shorten arithmetic to type
20504 for which excess precision would be used.
20505 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20506 * doc/invoke.texi (-fexcess-precision=): Document option.
20507 (-mfpmath=): Correct index entry.
20508 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20509 flag_excess_precision): New.
20510 * langhooks.c (lhd_post_options): Set
20511 flag_excess_precision_cmdline.
20512 * opts.c (common_handle_option): Handle -fexcess-precision=.
20513 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20514 init_excess_precision): New.
20515 (lang_dependent_init_target): Call init_excess_precision.
20516 * tree.c (excess_precision_type): New.
20517 * tree.h (excess_precision_type): Declare.
20519 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20522 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20523 non-lvalue to component.
20525 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20527 PR preprocessor/34695
20528 * Makefile.in (c-opts.o): Depend on c-tree.h.
20529 * c-common.c: Move down include of diagnostic.h.
20530 (done_lexing, c_cpp_error): New.
20531 * c-common.h (done_lexing): Declare.
20532 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20534 * c-opts.c: Include c-tree.h.
20535 (c_common_init_options): Set preprocessor error callback.
20536 (c_common_handle_option): Do not set preprocessor
20537 inhibit_warnings, warnings_are_errors, warn_system_headers,
20538 pedantic_errors or inhibit_warnings flags.
20539 (c_common_post_options): Do not check cpp_errors (parse_in).
20540 (c_common_finish): Do not output dependencies if there were
20541 errors. Do not check return value of cpp_finish.
20542 * c-ppoutput.c (pp_file_change): Set input_location.
20543 * c-tree.h (c_cpp_error): Declare.
20544 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20546 (diagnostic_build_prefix): Check override_column.
20547 * diagnostic.h (diagnostic_info): Add override_column field.
20548 (diagnostic_override_column): Define.
20550 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20552 * c-common.c (c_expand_expr, c_staticp): Remove.
20553 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20554 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20555 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20556 * c-gimplify.c (gimplify_compound_literal_expr,
20557 optimize_compound_literals_in_ctor): Remove.
20558 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20559 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20560 * c-semantics.c (emit_local_var): Remove.
20562 * langhooks-def.h (lhd_expand_expr): Remove.
20563 * langhooks.c (lhd_expand_expr): Remove.
20564 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20566 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20567 handling from c-semantics.c; don't call into langhook.
20568 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20569 * gimplify.c (gimplify_compound_literal_expr,
20570 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20571 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20572 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20573 as was done in c-gimplify.c.
20574 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20575 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20576 Move from c-common.h.
20577 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20579 * tree.c (staticp): Do not call langhook.
20580 * langhooks.c (lhd_staticp): Delete.
20581 * langhooks-def.h (lhd_staticp): Delete prototype.
20582 (LANG_HOOKS_STATICP): Delete.
20583 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20585 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20586 instead of DECL_STMTs.
20588 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20596 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20598 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20599 contained expression.
20600 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20601 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20602 conditional expressions for C.
20603 (decl_constant_value_for_optimization): Move from
20604 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20605 whether optimizing and that the expression is a VAR_DECL not of
20606 array type instead of doing such checks in the caller. Do not
20607 check pedantic. Call gcc_unreachable for C++.
20608 * c-common.def (C_MAYBE_CONST_EXPR): New.
20609 * c-common.h (c_fully_fold, c_save_expr,
20610 decl_constant_value_for_optimization): New prototypes.
20611 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20612 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20613 EXPR_INT_CONST_OPERANDS): Define.
20614 * c-convert.c (convert): Strip nops from expression.
20615 * c-decl.c (groktypename): Take extra parameters expr and
20616 expr_const_operands. Update call to grokdeclarator.
20617 (start_decl): Update call to grokdeclarator. Add statement for
20618 expressions used in type of decl.
20619 (grokparm): Update call to grokdeclarator.
20620 (push_parm_decl): Update call to grokdeclarator.
20621 (build_compound_literal): Add parameter non_const and build a
20622 C_MAYBE_COSNT_EXPR if applicable.
20623 (grokdeclarator): Take extra parameters expr and
20624 expr_const_operands. Track expressions used in declaration
20625 specifiers and declarators. Fold array sizes and track whether
20626 they are constant expressions and whether they are integer
20627 constant expressions.
20628 (parser_xref_tag): Set expr and expr_const_operands fields in
20630 (grokfield): Update call to grokdeclarator.
20631 (start_function): Update call to grokdeclarator.
20632 (build_null_declspecs): Set expr and expr_const_operands fields in
20634 (declspecs_add_type): Handle expressions in typeof specifiers.
20635 * c-parser.c (c_parser_declspecs): Set expr and
20636 expr_const_operands fields for declaration specifiers.
20637 (c_parser_enum_specifier): Likewise.
20638 (c_parser_struct_or_union_specifier): Likewise.
20639 (c_parser_typeof_specifier): Likewise. Update call to
20640 groktypename. Fold expression as needed. Return expressions with
20641 type instead of adding statements.
20642 (c_parser_attributes): Update calls to c_parser_expr_list.
20643 (c_parser_statement_after_labels): Fold expression before passing
20644 to objc_build_throw_stmt.
20645 (c_parser_condition): Fold expression.
20646 (c_parser_asm_operands): Fold expression.
20647 (c_parser_conditional_expression): Use c_save_expr. Update call
20648 to build_conditional_expr.
20649 (c_parser_alignof_expression): Update call to groktypename.
20650 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20651 original_code. Fold expression argument of va_arg. Create
20652 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20653 argument to va_arg. Update calls to groktypename. Fold array
20654 index for offsetof. Verify that first argument to
20655 __builtin_choose_expr has integer type.
20656 (c_parser_postfix_expression_after_paren_type): Update calls to
20657 groktypename and build_compound_literal. Handle expressions with
20658 side effects in type name.
20659 (c_parser_postfix_expression_after_primary): Update call to
20660 c_parser_expr_list. Set original_code for calls to
20661 __builtin_constant_p.
20662 (c_parser_expr_list): Take extra parameter fold_p. Fold
20663 expressions if requested.
20664 (c_parser_objc_type_name): Update call to groktypename.
20665 (c_parser_objc_synchronized_statement): Fold expression.
20666 (c_parser_objc_receiver): Fold expression.
20667 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20668 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20669 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20670 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20671 (struct c_typespec): Add elements expr and expr_const_operands.
20672 (struct c_declspecs): Add elements expr and expr_const_operands.
20673 (groktypename, build_conditional_expr, build_compound_literal):
20675 (in_late_binary_op): Declare.
20676 * c-typeck.c (note_integer_operands): New function.
20677 (in_late_binary_op): New variable.
20678 (decl_constant_value_for_broken_optimization): Move to c-common.c
20679 and rename to decl_constant_value_for_optimization.
20680 (default_function_array_conversion): Do not strip nops.
20681 (default_conversion): Do not call
20682 decl_constant_value_for_broken_optimization.
20683 (build_array_ref): Do not fold result.
20684 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20685 result when operand is a VLA.
20686 (c_expr_sizeof_type): Update call to groktypename. Handle
20687 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20688 result when operand names a VLA type.
20689 (build_function_call): Update call to build_compound_literal.
20690 Only fold result for calls to __builtin_* functions. Strip
20691 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20692 the function designator.
20693 (convert_arguments): Fold arguments. Update call to
20694 convert_for_assignment.
20695 (build_unary_op): Handle increment and decrement of
20696 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20697 decrement earlier. Fold operand of increment and decrement.
20698 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20699 built for integer operand. Wrap returns that are INTEGER_CSTs
20700 without being integer constant expressions or that have integer
20701 constant operands without being INTEGER_CSTs.
20702 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20703 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20704 result is an integer constant expression or can be used in
20705 unevaluated parts of one and avoid folding and wrap as
20706 appropriate. Fold operands before possibly doing -Wsign-compare
20708 (build_compound_expr): Wrap result for C99 if operands can be used
20709 in integer constant expressions.
20710 (build_c_cast): Update call to digest_init. Do not ignore
20711 overflow from casting floating-point constants to integers. Wrap
20712 results that could be confused with integer constant expressions,
20713 null pointer constants or floating-point constants.
20714 (c_cast_expr): Update call to groktypename. Handle expressions
20715 included in type name.
20716 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20717 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20718 Update calls to convert_for_assignment.
20719 (convert_for_assignment): Take new parameter
20720 null_pointer_constant. Do not strip nops or call
20721 decl_constant_value_for_broken_optimization. Set
20722 in_late_binary_op for conversions to boolean.
20723 (store_init_value): Update call to digest_init.
20724 (digest_init): Take new parameter null_pointer_constant. Do not
20725 call decl_constant_value_for_broken_optimization. pedwarn for
20726 initializers not constant expressions. Update calls to
20727 convert_for_assignment.
20728 (constructor_nonconst): New.
20729 (struct constructor_stack): Add nonconst element.
20730 (really_start_incremental_init, push_init_level, pop_init_level):
20731 Handle constructor_nonconst and nonconst element.
20732 (set_init_index): Call constant_expression_warning for array
20734 (output_init_element): Fold value. Set constructor_nonconst as
20735 applicable. pedwarn for initializers not constant expressions.
20736 Update call to digest_init. Call constant_expression_warning
20737 where constant initializers are required.
20738 (process_init_element): Use c_save_expr.
20739 (c_finish_goto_ptr): Fold expression.
20740 (c_finish_return): Fold return value. Update call to
20741 convert_for_assignment.
20742 (c_start_case): Fold switch expression.
20743 (c_process_expr_stmt): Fold expression.
20744 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20745 ensure statement expression is not evaluated in constant expression.
20746 (build_binary_op): Track whether results are integer constant
20747 expressions or may occur in such, disable folding and wrap results
20748 as applicable. Fold operands for -Wsign-compare warnings unless
20750 (c_objc_common_truthvalue_conversion): Handle results folded to
20751 integer constants that are not integer constant expressions.
20752 * doc/extend.texi: Document when typeof operands are evaluated,
20753 that condition of __builtin_choose_expr is an integer constant
20754 expression, and more about use of __builtin_constant_p in
20757 2009-03-29 Richard Guenther <rguenther@suse.de>
20759 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20760 propagate addresses of array references.
20762 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20764 * regmove.c (perhaps_ends_bb_p): Remove.
20765 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20766 from INSN and check that the main loop stays within that basic block.
20767 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20768 (regmove_forward_pass): Split out from regmove_optimize. Use
20769 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20770 (regmove_backward_pass): Split out from regmove_optimize. Use
20771 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20772 (regmove_optimize): Simplify.
20774 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20777 * config/i386/i386.c (classify_argument): Ignore flexible array
20778 member in struct and warn ABI change.
20780 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20782 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20784 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20785 (ix86_adjust_cost): Updated.
20787 2009-03-29 Jan Hubicka <jh@suse.cz>
20789 PR middle-end/28850
20790 * tree-pass.h (pass_cleanup_eh): New function.
20791 (remove_unreachable_regions): Break code handling RTL
20792 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20793 that can not be reached by runtime.
20794 (can_be_reached_by_runtime): New function.
20795 (label_to_region_map): New function.
20796 (num_eh_regions): New function.
20797 (rtl_remove_unreachable_regions): New function.
20798 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20799 (remove_eh_region): New function.
20800 * except.h: Include sbitmap and vecprim.
20801 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20802 num_eh_regions): Declare.
20803 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20804 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20805 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20806 (tree_empty_eh_handler_p): New function.
20807 (cleanup_empty_eh): New function.
20808 (cleanup_eh): New function.
20809 (pass_cleanup_eh): New function.
20811 2009-03-29 Jan Hubicka <jh@suse.cz>
20813 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20814 for removed regions.
20816 2009-03-29 Jan Hubicka <jh@suse.cz>
20818 * except.c (dump_eh_tree): Dump all datastructures.
20820 2009-03-29 Jan Hubicka <jh@suse.cz>
20822 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20823 (duplicate_eh_regions_1): Likewise.
20824 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20825 vector; call EH verification.
20826 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20827 Be ready for region being removed.
20829 2009-03-29 Jan Hubicka <jh@suse.cz>
20831 * bitmap.c (bitmap_last_set_bit): New function.
20832 * bitmap.h (bitmap_last_set_bit): Declare.
20834 2009-03-29 David Ayers <ayers@fsfe.org>
20837 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20838 by calling objc_compare_types and surpress warnings about
20839 incompatible C pointers that are compatible ObjC pointers.
20841 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20843 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20844 call initialize_inline_failed.
20845 (initialize_inline_failed): Move it from here ...
20846 * cgraph.c (initialize_inline_failed): ... to here.
20847 (cgraph_create_edge): Call initialize_inline_failed rather than
20848 setting inline_failed directly.
20850 2009-03-29 Ben Elliston <bje@au.ibm.com>
20853 * sysv4.opt (msdata): Improve comment.
20854 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20855 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20857 2009-03-29 Ben Elliston <bje@au.ibm.com>
20860 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20861 load and store attributes.
20863 2009-03-29 Ben Elliston <bje@au.ibm.com>
20865 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20866 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20867 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20868 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20869 __builtin_infq and __builtin_huge_valq.
20871 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20873 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20875 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20876 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20878 2009-03-28 Xinliang David Li <davidxl@google.com>
20880 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20881 (do_dbg_cnt): New function.
20883 2009-03-28 Jan Hubicka <jh@suse.cz>
20885 Merge from pretty-ipa:
20887 2009-03-27 Jan Hubicka <jh@suse.cz>
20889 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20890 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20891 * passes.c (function_called_by_processed_nodes_p): New.
20892 * ipa-pure-const.c (check_call): Fix handling of operands.
20893 (analyze_function): Dump debug output for skipped bodies.
20894 (local_pure_const): Use function_called_by_processed_nodes_p.
20895 * dwarf2out.c (reference_to_unused): Use output.
20896 * passes.c (do_per_function_toporder): Likewise.
20898 2008-11-12 Jan Hubicka <jh@suse.cz>
20900 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20901 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20902 state_set_in_source enum
20903 (check_decl): Ignore memory tags; do not set fake looping flags;
20905 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20906 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20907 (check_call, analyze_function): Rewrite.
20909 (add_new_function): Update call of analyze_function.
20910 (generate_summary): Add call of analyze_function.
20911 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20912 (local_pure_const): New function.
20913 (pass_local_pure_const): New pass.
20914 * ipa-inline.c (inline_transform): Set after_inlining.
20915 * tree-eh.c (stmt_can_throw_external): New.
20916 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20917 work with aliasing built.
20918 * tree-flow.h (stmt_can_throw_external): New.
20919 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20920 and local pure/const pass in early and late optimization queue.
20922 2009-03-28 Martin Jambor <mjambor@suse.cz>
20924 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20926 (fold_binary): Allow function decl aligment consideration is the
20927 second argument is integer constant one.
20928 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20929 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20930 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20932 2009-03-28 Jan Hubicka <jh@suse.cz>
20934 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20935 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20936 * function.h (rtl_data): Add nothrow flag.
20937 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20938 set DECL_NOTHROW for AVAILABLE functions.
20940 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20942 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20943 following vector keyword has expansion starting with pixel or bool
20944 keyword, expand vector to __vector and pixel or bool to __pixel or
20948 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20949 warn_if_disallowed_function_p): Removed.
20950 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20951 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20952 warning_if_disallowed_function_p.
20953 * flags.h (warn_if_disallowed_function_p,
20954 warn_disallowed_functions): Removed.
20955 * common.opt (Wdisallowed-function-list=): Removed.
20956 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20958 2009-03-28 Richard Guenther <rguenther@suse.de>
20960 PR tree-optimization/38723
20961 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20964 2009-03-28 Jan Hubicka <jh@suse.cz>
20966 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20967 test introduced by my previous patch.
20969 2009-03-28 Richard Guenther <rguenther@suse.de>
20971 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20972 the PHIs value undefined.
20974 2009-03-28 Jan Hubicka <jh@suse.cz>
20976 * tree-pass.h (pass_fixup_cfg): New pass.
20977 * ipa-inline.c (inline_transform): Set
20978 always_inline_functions_inlined/after_inlining.
20979 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20980 (pass_fixup_cfg): New pass.
20981 * passes.c (init_optimization_passes): Add fixup_cfg.
20983 2009-03-28 Richard Guenther <rguenther@suse.de>
20985 PR tree-optimization/38458
20986 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20987 argument use the arguments copy-of value.
20989 2009-03-28 Richard Guenther <rguenther@suse.de>
20991 PR tree-optimization/38180
20992 * tree-ssa-ccp.c (get_default_value): Simplify.
20993 (likely_value): Likewise.
20994 (surely_varying_stmt_p): Properly handle VOP case.
20995 (ccp_initialize): Likewise.
20996 (ccp_fold): Handle propagating through *&.
20997 (fold_const_aggregate_ref): Also handle decls.
20999 2009-03-28 Jan Hubicka <jh@suse.cz>
21001 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21002 * cgraph.h (cgraph_node): Likewise.
21003 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21004 (cgraph_reset_node): Use process flag.
21005 (cgraph_mark_functions_to_output): Likewise.
21006 (cgraph_expand_function): Likewise.
21007 (cgraph_expand_all_functions): Likewise.
21008 (cgraph_output_in_order): Likewise.
21009 * dwarf2out.c (reference_to_unused): Likewise.
21010 * passes.c do_per_function_toporder): Likewise.
21012 2009-03-28 Jan Hubicka <jh@suse.cz>
21014 Bring from lto-branch:
21016 2008-09-03 Doug Kwan <dougkwan@google.com>
21018 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21019 enums instead of reason strings.
21020 * cgraph.c (cgraph_create_edge): Same.
21021 (cgraph_inline_failed_string): New function.
21022 * cgraph.h (cgraph_inline_failed_t): New enum type.
21023 (cgraph_inline_failed_string): New prototype.
21024 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21025 char pointer to cgraph_inline_failed_t.
21026 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21027 (cgraph_default_inline_p): Ditto.
21028 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21029 to cgraph_inline_failed_t pointer.
21030 * cif-code.def: New file.
21031 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21033 (cgraph_check_inline_limits): Change type of REASON to pointer to
21034 cgraph_inline_failed_t. Replace reason strings with enums.
21035 (cgraph_default_inline_p): Ditto.
21036 (cgraph_recursive_inlining_p): Ditto.
21037 (update_caller_keys): Change type of FAILED_REASON to
21038 cgraph_inline_failed_t.
21039 (cgraph_set_inline_failed): Change type of REASON to pointer to
21040 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21041 convert enums to strings for text output.
21042 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21043 to be of type cgraph_inline_failed_t. Replace reason strings with
21044 enums. Call cgraph_inline_failed_string to covert enums
21045 to strings for text output.
21046 (cgraph_decide_inlining): Replace reason strings with enums.
21047 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21048 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21050 * tree-inline.c (expand_call_inline): Change type of REASON
21051 to cgraph_inline_failed_t. Replace reason strings with enums.
21052 Call cgraph_inline_failed_string for text output.
21053 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21056 2009-03-28 Jan Hubicka <jh@suse.cz>
21058 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21059 cgraph_clone_node): Remove master clone handling.
21060 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21061 * cgraph.h (master_clone): Remove.
21062 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21063 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21064 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21066 2009-03-28 Jan Hubicka <jh@suse.cz>
21068 * cgraph.c (cgraph_function_body_availability): Functions declared
21069 inline are always safe to assume that it is not going to be replaced.
21071 2009-03-28 Richard Guenther <rguenther@suse.de>
21073 PR tree-optimization/38513
21074 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21076 EXC_PTR_EXPR and FILTER_EXPR.
21077 (get_ref_from_reference_ops): Likewise.
21079 2009-03-28 Richard Guenther <rguenther@suse.de>
21081 PR tree-optimization/38968
21082 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21083 Use FLOOR_MOD_EXPR to compute misalignment.
21085 2009-03-28 Richard Guenther <rguenther@suse.de>
21087 PR tree-optimization/37795
21088 * tree.h (combine_comparisons): Declare.
21089 * fold-const.c (combine_comparisons): Export.
21090 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21092 (ifcombine_iforif): Use combine_comparisons.
21094 2009-03-28 Jan Hubicka <jh@suse.cz>
21096 * tree-eh.c (inlinable_call_p): New function.
21097 (make_eh_edges): Use it.
21098 (verify_eh_edges): Use it.
21099 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21100 * except.c (reachable_next_level): Add inlinable_function argument
21101 (sjlj_find_directly_reachable_regions): Update.
21102 (add_reachable_handler): Do not set saw_any_handlers.
21103 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21104 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21105 Add new inlinable call parameter.
21106 (can_throw_internal, can_throw_external): Update.
21107 * except.h (can_throw_internal_1, can_throw_external_1,
21108 foreach_reachable_handler): Update declaration.
21110 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21112 * config/arm/t-arm-coff, config/h8300/coff.h,
21113 config/i386/i386-aout.h, config/i386/i386-coff.h,
21114 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21115 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21116 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21117 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21118 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21119 sys-types.h: Remove.
21120 * Makefile.in: Remove protoize and fixproto support and references
21122 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21123 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21125 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21126 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21127 unprotoize$(exeext).
21128 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21129 (.PHONY): Don't depend on proto.
21130 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21131 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21132 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21133 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21134 build/gen-protos.o, build/scan.o, xsys-protos.h,
21135 build/fix-header$(build_exeext), build/fix-header.o,
21136 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21137 stmp-install-fixproto): Remove.
21138 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21139 SYSCALLS.c or fixproto files.
21140 (install-common): Don't install protoize.
21141 (install-headers-tar, install-headers-cpio, install-headers-cp):
21142 Don't depend on $(STMP_FIXPROTO).
21143 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21144 install fixproto files or write out fixproto settings.
21145 (uninstall): Don't uninstall protoize.
21146 * config.gcc (use_fixproto): Remove.
21147 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21148 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21149 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21150 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21151 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21152 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21153 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21154 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21155 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21156 * config/t-vxworks (STMP_FIXPROTO): Remove.
21157 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21158 STMP_FIXPROTO): Remove.
21159 * config.in, configure: Regenerate.
21160 * crtstuff.c (gid_t, uid_t): Don't undefine.
21161 * doc/install.texi: Change m68k-coff to m68k-elf in example.
21162 (arm-*-coff, arm-*-aout: Remove target entries.
21163 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
21164 Remove mention of AIX 4.1.
21165 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
21166 * doc/invoke.texi (Running Protoize): Remove.
21167 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
21168 (Protoize Caveats): Remove.
21169 * tsystem.h: Update comments on headers assumed to exist.
21171 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
21173 * genautomata.c: Add a new year to the copyright. Add a new
21175 (struct insn_reserv_decl): Add comments for member bypass_list.
21176 (find_bypass): Remove.
21177 (insert_bypass): New.
21178 (process_decls): Use insert_bypass.
21179 (output_internal_insn_latency_func): Output all bypasses with the
21180 same input insn in one switch case.
21182 * rtl.def (define_bypass): Describe bypass choice.
21183 * doc/md.texi (define_bypass): Ditto.
21185 2009-03-27 Richard Guenther <rguenther@suse.de>
21187 * gimplify.c (mark_addressable): Export.
21188 * tree-flow.h (mark_addressable): Declare.
21189 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21190 * tree-ssa.c (verify_phi_args): Verify that address taken
21191 variables have TREE_ADDRESSABLE set.
21193 2009-03-27 Richard Guenther <rguenther@suse.de>
21195 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21196 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21197 Do not mark decls TREE_ADDRESSABLE.
21198 (build_fold_addr_expr): Adjust.
21199 (fold_addr_expr): Remove.
21200 (fold_unary): Use build_fold_addr_expr.
21201 (fold_comparison): Likewise.
21202 (split_address_to_core_and_offset): Likewise.
21203 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21205 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21206 (gimplify_modify_expr_to_memcpy): Mark source and destination
21208 * omp-low.c (create_omp_child_function): Mark the object decl
21210 (lower_rec_input_clauses): Mark the var we take the address of
21212 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21214 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21216 PR middle-end/39315
21217 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21218 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21220 2009-03-27 Richard Guenther <rguenther@suse.de>
21222 PR tree-optimization/39120
21223 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21225 (handle_lhs_call): Process return constraints. Add escape
21226 constraints if necessary.
21227 (handle_const_call): Fill out return constraints. Make nested
21228 case more precise. Avoid consttmp if possible.
21229 (handle_pure_call): Fill out return constraints. Avoid
21230 callused if possible.
21231 (find_func_aliases): Simplify call handling.
21233 2009-03-27 Richard Guenther <rguenther@suse.de>
21235 PR tree-optimization/39120
21236 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21237 as a representative.
21238 (solve_graph): Do propagate CALLUSED.
21239 (handle_pure_call): Use a scalar constraint from CALLUSED for
21241 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21244 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21247 * c-common.c (handle_aligned_attribute): Properly check alignment
21248 overflow. Use (1U << i) instead of (1 << i).
21250 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21252 * expr.h (get_mem_align_offset): Updated.
21254 * tree.h (tree_decl_common): Change align to "unsigned int" and
21255 move it before pointer_alias_set.
21257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21258 Jakub Jelinek <jakub@redhat.com>
21261 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21262 gr_register_operand with gr_reg_or_0_operand.
21263 (cmpxchg_rel_di): Likewise.
21264 (sync_lock_test_and_set<mode>): Likewise.
21266 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21268 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21269 (true_regnum): Likewise.
21271 * rtlanal.c (subreg_info): Moved to ...
21272 * rtl.h (subreg_info): Here. New.
21273 (subreg_get_info): New.
21275 * rtlanal.c (subreg_get_info): Make it extern.
21277 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21280 * config/i386/i386.c (ix86_abi): New.
21281 (override_options): Handle -mabi=.
21282 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21283 (ix86_call_abi_override): Likewise.
21284 (init_cumulative_args): Likewise.
21285 (function_arg_advance): Likewise.
21286 (function_arg_64): Likewise.
21287 (function_arg): Likewise.
21288 (ix86_pass_by_reference): Likewise.
21289 (ix86_function_value_regno_p): Likewise.
21290 (ix86_build_builtin_va_list_abi): Likewise.
21291 (setup_incoming_varargs_64): Likewise.
21292 (is_va_list_char_pointer): Likewise.
21293 (ix86_init_machine_status): Likewise.
21294 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21295 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21296 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21297 (ix86_function_abi): Make it static and return enum calling_abi.
21298 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21300 (ix86_fn_abi_va_list): Updated.
21302 * config/i386/i386.h (ix86_abi): New.
21303 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21304 (CONDITIONAL_REGISTER_USAGE): Likewise.
21305 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21306 (machine_function): Likewise.
21308 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21310 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21311 (STACK_BOUNDARY): Likewise.
21312 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21314 * config/i386/i386.opt (mabi=): New.
21316 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21317 return enum calling_abi.
21318 (ix86_function_type_abi): Likewise.
21319 (ix86_function_abi): Removed.
21321 * doc/invoke.texi: Document -mabi= option for x86.
21323 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21325 * builtins.c (real_dconstp): Delete.
21326 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21328 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21329 Jakub Jelinek <jakub@redhat.com>
21332 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21333 (gen_subprogram_die): When a function is explicit, generate the
21334 DW_AT_explicit attribute.
21335 * langhooks.h (struct lang_hooks_for_decls): Add
21336 function_decl_explicit_p langhook.
21337 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21338 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21340 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21342 * builtins.c (fold_builtin_memory_op): Optimize memmove
21343 into memcpy if we can prove source and destination don't overlap.
21345 * tree-inline.c: Include gt-tree-inline.h.
21346 (clone_fn_id_num): New variable.
21347 (clone_function_name): New function.
21348 (tree_function_versioning): Use it.
21349 * Makefile.in (GTFILES): Add tree-inline.c.
21351 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21353 * BASE-VER: Change to 4.5.0.
21355 2009-03-27 Xinliang David Li <davidxl@google.com>
21357 PR tree-optimization/39557
21358 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21360 2009-03-27 Xinliang David Li <davidxl@google.com>
21362 PR tree-optimization/39548
21363 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21368 * c-common.c (pointer_int_sum): Use %wd on return from
21371 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21373 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21374 on return from tree_low_cst.
21376 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21379 * ginclude/stdarg.h (va_copy): Define also for
21380 __GXX_EXPERIMENTAL_CXX0X__.
21382 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21385 * builtins.h (c_strlen): Do not warn here.
21386 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21387 * c-common.c (pointer_int_sum): Take an explicit location.
21388 Warn about offsets out of bounds.
21389 * c-common.h (pointer_int_sum): Adjust declaration.
21391 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21393 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21396 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21399 * opts.c (warn_if_disallowed_function_p): Don't assume
21400 get_callee_fndecl must return non-NULL.
21402 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21404 PR rtl-optimization/39522
21405 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21406 when reg_reloaded_valid is set.
21408 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21410 * config/spu/divv2df3.c: New file.
21411 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21412 (DPBIT_FUNCS): Filter out _div_df.
21414 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21416 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21417 a jump insn, count that jump in the distance to the loop start.
21419 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21422 * config/sh/sh.c (calc_live_regs): Fix condition for global
21423 registers except PIC_OFFSET_TABLE_REGNUM.
21425 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21428 * doc/invoke.texi (-mconsole): New.
21430 (-mno-cygwin): New.
21432 (-mnop-fun-dllimport): New.
21436 (sub section "i386 and x86-64 Windows Options"): New.
21438 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21440 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21441 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21443 2009-03-25 Richard Guenther <rguenther@suse.de>
21445 PR middle-end/39497
21446 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21449 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21451 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21452 neither of haifa/selective schedulers are working.
21454 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21456 * doc/invoke.texi (Debugging Options): Fix description of
21457 -fno-merge-debug-strings.
21459 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21461 * config/cris/libgcc.ver: New version-script.
21462 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21464 * configure.ac <GAS features, nop mnemonic>: Add pattern
21465 crisv32-*-* for "nop".
21466 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21467 * configure: Regenerate.
21469 2009-03-24 Ira Rosen <irar@il.ibm.com>
21471 PR tree-optimization/39529
21472 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21473 mark_sym_for_renaming for the tag copied to the new vector
21476 2009-03-24 Arthur Loiret <aloiret@debian.org>
21478 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21479 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21480 EXTRA_SPEC_FUNCTIONS.
21481 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21482 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21483 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21484 -march and -mtune options.
21486 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21488 * config/m68k/t-rtems: Add m5329 multilib.
21490 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21491 Jakub Jelinek <jakub@redhat.com>
21494 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21497 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21500 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21501 instead of c_parser_expression_conv, if original_code isn't one of the
21502 4 allowed comparison codes, fail.
21504 2009-03-23 Richard Guenther <rguenther@suse.de>
21506 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21507 * tree.h (struct tree_type): Likewise.
21508 * reload.h (struct insn_chain): Likewise.
21509 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21510 * function.h (struct function): Likewise.
21511 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21513 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21515 PR tree-optimization/39516
21516 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21518 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21520 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21521 should be set true if BITS_PER_WORD of target is bigger than 32
21523 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21525 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21526 Translate -B-options to -rpath-link. Correct existing
21527 rpath-link and conditionalize on !nostdlib.
21529 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21531 * doc/extend.texi (Function Attributes, Variable Attributes):
21533 * doc/invoke.texi (Debugging Options, Optimize Options)
21534 (i386 and x86-64 Options, MCore Options): Likewise.
21536 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21539 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21540 it for block local namespace aliases.
21541 (gen_decl_die): Pass context_die to gen_namespace_die.
21543 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21546 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21547 minimum or maximum value.
21549 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21551 * reginfo.c (globalize_reg): Recompute derived reg sets.
21553 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21556 * libgcc2.c (mprotect): Do not use signed arguments for
21557 VirtualProtect, use DWORD arguments. Also fix the 'may
21558 be used uninitialized' warning for the np variable.
21560 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21563 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21564 functions using regparm calling conventions when not optimizing.
21565 (ix86_function_sseregparm): Similarly for sseregparm calling
21568 2009-03-19 Li Feng <nemokingdom@gmail.com>
21570 PR middle-end/39500
21571 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21572 dependence if the first conflict is after niter iterations.
21574 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21576 PR middle-end/38609
21577 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21578 functions with dynamic stack-pointer adjustments.
21580 2009-03-19 Ben Elliston <bje@au.ibm.com>
21582 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21583 option; change to -msdata=data.
21585 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21587 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21590 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21593 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21595 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21597 * doc/invoke.texi (Code Gen Options): Expand discussion of
21600 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21602 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21603 * matrix-reorg.c (struct matrix_info): Likewise.
21604 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21605 * rtl.h (struct mem_attrs): Likewise.
21606 * df.h (struct df): Likewise.
21607 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21608 * ira-int.h (struct ira_allocno): Likewise.
21609 * df-scan.c (struct df_collection_rec): Likewise.
21610 * ira.c (struct equivalence): Likewise.
21611 * function.c (struct temp_slot): Likewise.
21612 * cfgloop.h (struct loop): Likewise.
21615 * function.c (use_register_for_decl): When not optimizing, disregard
21616 register keyword for variables with types containing methods.
21618 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21620 PR middle-end/39447
21621 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21622 (is_simple_operand): Call contains_component_ref_p before calling data
21623 reference analysis that would fail on COMPONENT_REFs.
21625 * tree-vrp.c (search_for_addr_array): Fix formatting.
21627 2009-03-18 Richard Guenther <rguenther@suse.de>
21629 * tree-vect-transform.c (vect_loop_versioning): Fold the
21630 generated comparisons.
21631 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21632 (slpeel_tree_peel_loop_to_edge): Likewise.
21634 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21636 PR middle-end/37805
21637 * opts.c (print_specific_help): In addition to `undocumented',
21638 accept `separate' and `joined' flags if passed alone. Describe
21639 output by the first matched one of those.
21640 (common_handle_option): Skip over empty strings.
21641 * gcc.c (display_help): Fix help string for `--help='.
21642 * doc/invoke.texi (Option Summary, Overall Options): With
21643 `--help=', classes and qualifiers can both be repeated, but
21644 only the latter can be negated. One should not pass only
21645 negated qualifiers. Fix markup and examples.
21648 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21649 PR middle-end/37805
21650 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21651 and -fhelp=separate.
21653 2009-03-17 Jing Yu <jingyu@google.com>
21655 PR middle-end/39378
21656 * function.h (struct rtl_data): Move is_thunk from here...
21657 (struct function): ...to here.
21658 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21659 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21661 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21663 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21664 (alpha_output_function_end_prologue): Likewise.
21665 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21666 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21667 (rs6000_output_function_epilogue): Likewise.
21668 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21670 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21673 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21674 from different units in a single alternative.
21675 (*truncdfsf_i387): Ditto.
21676 (*truncxfsf2_mixed): Ditto.
21677 (*truncxfdf2_mixed): Ditto.
21679 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21681 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21682 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21685 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21686 unused non-artificial variables when not optimizing.
21689 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21690 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21691 NAMESPACE_DECL in its DECL_INITIAL.
21693 PR middle-end/39443
21694 * optabs.c (set_user_assembler_libfunc): New function.
21695 * expr.h (set_user_assembler_libfunc): New prototype.
21696 * c-common.c: Include libfuncs.h.
21697 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21698 for memcmp, memset, memcpy, memmove and abort.
21699 * Makefile.in (c-common.o): Depend on libfuncs.h.
21702 * dwarf2out.c (gen_inlined_enumeration_type_die,
21703 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21704 gen_tagged_type_instantiation_die): Removed.
21705 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21708 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21711 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21713 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21714 (check-parallel-%): Ditto.
21715 (check-consistency): Ditto.
21717 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21719 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21720 local variable rhs by NULL_TREE.
21722 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21725 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21727 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21730 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21732 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21735 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21736 for ms->sysv ABI calls only in 64bit mode.
21738 * config/i386/i386.md (untyped_call): Support 32bit.
21740 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21742 * doc/extend.texi: Replace x86_65 with x86_64.
21744 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21746 PR tree-optimization/39455
21747 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21748 mismatches for POINTER_TYPE_P (type).
21749 (number_of_iterations_le): Likewise.
21751 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21753 * config/picochip/picochip.c: Removed profiling support.
21754 * config/picochip/picochip.md: Removed profiling instruction.
21755 * config/picochip/picochip.h: Removed profiling builtin.
21757 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21759 * doc/install.texi (--with-host-libstdcxx): Document.
21761 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21764 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21765 generate a warning if the function name does not begin with
21766 "__vector" and the function has either the 'signal' or 'interrupt'
21767 attribute, from here to ...
21768 (avr_declare_function_name): ...here. New function.
21769 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21770 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21772 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21775 * cse.c (fold_rtx): Don't modify original const_arg1 when
21776 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21777 separate variable instead.
21778 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21779 from out of range shift counts.
21780 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21782 2009-03-13 Catherine Moore <clm@codesourcery.com>
21784 * config/i386/x-mingw32 (host-mingw32.o): Replace
21785 diagnostic.h with $(DIAGNOSTIC_H).
21787 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21790 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21792 * config/i386/sync.md (sync_compare_and_swap<mode>,
21793 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21794 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21796 (sync_double_compare_and_swapdi_pic,
21797 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21798 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21800 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21803 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21805 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21808 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21809 (avx_addsubv4df3): Likewise.
21810 (*avx_addsubv4sf3): Likewise.
21811 (sse3_addsubv4sf3): Likewise.
21813 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21816 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21818 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21821 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21822 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21823 registers for allocnos created from user-defined variables.
21825 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21828 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21829 of non-integer mode as well.
21831 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21833 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21834 for functions for which the parameter types are unknown.
21836 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21839 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21840 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21841 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21842 * config/i386/i386.c (ix86_local_alignment): For
21843 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21844 long long variables on the stack to avoid dynamic realignment.
21845 Allow the first argument to be a decl rather than type.
21846 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21848 2009-03-11 Nick Clifton <nickc@redhat.com>
21851 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21853 Add description to mno-lsim option.
21854 * config/mcore/mcore.h: Remove comment about deprecated m4align
21856 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21857 * doc/invoke.texi: Add description of mno-lsim and
21858 mstack-increment options.
21860 * config/fr30/fr30.opt: Document the -mno-lsim option.
21861 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21862 and -mno-lsim options.
21864 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21866 * fold-const.c (fold_comparison): Only call fold_inf_compare
21867 if the mode supports infinities.
21869 2009-03-11 Jason Merrill <jason@redhat.com>
21872 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21873 end already did. Notice GIMPLE_CALL modifications of the result.
21874 Don't copy debug information from an ignored decl or a decl from
21877 2009-03-10 Richard Guenther <rguenther@suse.de>
21878 Nathan Froyd <froydnj@codesourcery.com>
21880 PR middle-end/37850
21881 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21882 (__divMODE3): Likewise.
21884 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21886 PR tree-optimization/39394
21887 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21888 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21890 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21892 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21893 inline asms for register asm ("") declarations.
21895 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21897 * fold-const.c (fold_unary): Fix comment.
21899 2009-03-07 Jan Hubicka <jh@suse.cz>
21902 * tree-inline.c (setup_one_parameter): Do replacement of const
21903 argument by constant in SSA form.
21905 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21907 PR middle-end/38028
21908 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21909 determine alignment passed to assign_stack_local.
21910 (assign_parms_unsplit_complex): Likewise.
21911 * except.c (sjlj_build_landing_pads): Likewise.
21913 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21915 PR middle-end/39360
21916 * tree-flow.h (add_referenced_var): Return bool instead of void.
21917 * tree-dfa.c (add_referenced_var): Return result of
21918 referenced_var_check_and_insert call.
21919 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21920 of referenced_var_check_and_insert.
21923 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21924 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21925 DIE, don't emit it if abstract origin already has it.
21926 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21927 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21929 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21931 * genpreds.c (needs_variable): Fix parentheses at variable name
21933 (write_tm_constrs_h): Indent generated code.
21935 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21937 * doc/extend.texi (Function Attributes): Add documentation
21938 for isr attributes.
21940 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21943 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21944 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21946 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21948 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21951 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21954 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21955 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21957 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21959 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21960 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21961 constants instead of magic numbers.
21962 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21964 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21965 (x86_64_ms_abi_int_parameter_registers): Ditto.
21966 (x86_64_int_return_registers): Ditto.
21967 (ix86_maybe_switch_abi): Ditto.
21968 (ix86_expand_call): Ditto for clobbered_registers array.
21969 (ix86_hard_regno_mode_ok): Ditto.
21970 (x86_extended_QIreg_mentioned_p): Ditto.
21972 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21974 PR tree-optimization/39349
21975 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21977 * combine.c (gen_lowpart_for_combine): Use omode when generating
21980 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21982 PR rtl-optimization/39235
21983 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21985 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21987 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21989 2009-03-04 Richard Guenther <rguenther@suse.de>
21991 PR tree-optimization/39362
21992 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21993 that occur in abnormal PHIs should be varying.
21995 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21997 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21999 (simple_iv): Take loop as an argument instead of statement.
22000 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22001 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22003 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22005 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22006 * matrix-reorg.c (analyze_transpose): Ditto.
22007 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22008 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22009 * tree-predcom.c (ref_at_iteration): Ditto.
22010 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22012 2009-03-04 Richard Guenther <rguenther@suse.de>
22014 PR tree-optimization/39358
22015 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22016 escaped_id and callused_id.
22017 (solve_graph): Likewise.
22019 2009-03-04 Richard Guenther <rguenther@suse.de>
22021 PR tree-optimization/39339
22022 * tree-sra.c (try_instantiate_multiple_fields): Make it
22023 no longer ICE on the above.
22025 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22027 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22028 that fits within Pmode.
22030 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22032 PR middle-end/10109
22033 * tm.texi (LIBCALL_VALUE): Update description.
22035 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22037 PR middle-end/34443
22038 * doc/extend.texi (section): Update description.
22040 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22042 PR middle-end/39345
22043 * tree-inline.c (remapped_type): New.
22044 (can_be_nonlocal): Call remapped_type instead of remap_type.
22046 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22049 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22050 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22052 2009-03-03 Richard Guenther <rguenther@suse.de>
22054 PR middle-end/39272
22055 * tree.c (tree_nonartificial_location): New function.
22056 * tree.h (tree_nonartificial_location): Declare.
22057 * builtins.c (expand_builtin_memory_chk): Provide location
22058 of the call location for artificial function pieces.
22059 (maybe_emit_chk_warning): Likewise.
22060 (maybe_emit_sprintf_chk_warning): Likewise.
22061 (maybe_emit_free_warning): Likewise.
22062 * expr.c (expand_expr_real_1): Likewise.
22064 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22066 PR tree-optimization/39343
22067 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22068 COMPONENT_REF t has ARRAY_TYPE.
22070 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22072 PR middle-end/39335
22073 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22074 when the type precision of the induction variable should be
22075 larger than the type precision of nit.
22076 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22077 * graphite.c (graphite_loop_normal_form): Same.
22078 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22080 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22082 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22083 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22084 numbers to describe clobbered registers.
22085 (*call_value_0_rex64_ms_sysv): Ditto.
22086 * config/i386/mmx.md (mmx_emms): Ditto.
22087 (mmx_femms): Ditto.
22089 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22091 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22094 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22096 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22097 (spu_section_type_flags): New function.
22099 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22101 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22102 reg_class_contents of FLOAT_REGS into a temporary.
22104 2009-03-02 Richard Guenther <rguenther@suse.de>
22105 Ira Rosen <irar@il.ibm.com>
22107 PR tree-optimization/39318
22108 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22109 information to the vectorized statement.
22111 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22113 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22114 variable. Use defined names instead of magic constants for REX SSE
22117 2009-03-01 Richard Guenther <rguenther@suse.de>
22119 PR tree-optimization/39331
22120 * omp-low.c (lower_send_shared_vars): Do not receive new
22121 values for the reference of DECL_BY_REFERENCE parms or results.
22123 2009-03-01 Jan Hubicka <jh@suse.cz>
22126 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22127 BLOCK_NONLOCALIZED_VAR): New macros.
22128 (tree_block): Add nonlocalized_vars.
22129 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22130 gen_decl_die): Add origin argument. Allow generation of die with
22131 origin at hand only.
22132 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22133 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22135 (gen_block_die): Fix checking for unused blocks.
22136 (process_scope_var): Break out from .... ; work with origins only.
22137 (decls_for_scope) ... here; process nonlocalized list.
22138 (dwarf2out_ignore_block): Look for nonlocalized vars.
22139 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22141 (dump_scope_block): Dump them.
22142 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22143 (remap_block): Likewise.
22144 (can_be_nonlocal): New predicate.
22145 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22147 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22149 * configure: Regenerate.
22151 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22153 * optc-gen.awk: No need to duplicate option flags twice.
22154 Reuse help texts for duplicate options which do not have any.
22156 * gcc.c (display_help): Document --version.
22158 * gcc.c (main): If print_help_list and verbose_flag, ensure
22159 driver output comes before subprocess output.
22161 * optc-gen.awk: Assign all remaining fields to help string,
22162 space-separated, for multi-line help in *.opt.
22164 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
22165 -Wno-pedantic-ms-format is for MinGW targets only.
22167 * doc/options.texi (Option file format): Fix bad indentation,
22168 restoring dropped sentence.
22170 2009-02-28 Jan Hubicka <jh@suse.cz>
22172 * tree-inline.c (tree_function_versioning): Output debug info.
22174 2009-02-28 Jan Hubicka <jh@suse.cz>
22177 * tree-inline.c (setup_one_parameter): Do not copy propagate
22178 arguments when not optimizing.
22180 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22183 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22184 (avx_addsubv4df3): Likewise.
22185 (*avx_addsubv4sf3): Likewise.
22186 (sse3_addsubv4sf3): Likewise.
22187 (*avx_addsubv2df3): Likewise.
22188 (sse3_addsubv2df3): Likewise.
22189 (avx_unpckhps256): Correct item selectors.
22190 (avx_unpcklps256): Likewise.
22191 (avx_unpckhpd256): Likewise.
22192 (avx_unpcklpd256): Likewise.
22194 2009-02-28 Jan Hubicka <jh@suse.cz>
22196 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22198 (copy_arguments_for_versioning): If var is declared don't declare it.
22199 (tree_function_versioning): First setup substitutions and then copy
22202 2009-02-27 Jan Hubicka <jh@suse.cz>
22205 * cgraph.h (varpool_output_debug_info): Remove.
22206 * cgraphunit.c (varpool_output_debug_info): Remove.
22207 * dwarf2out.c (deferred_locations_struct): New struct
22208 (deferred_locations): New type.
22209 (deferred_locations_list): New static var.
22210 (deffer_location): New function.
22211 (gen_variable_die): Use it.
22212 (decls_for_scope): Output info on local static vars.
22213 (dwarf2out_finish): Process deferred locations.
22214 * varpool.c (varpool_output_debug_info): Remove.
22216 2009-02-27 Jan Hubicka <jh@suse.cz>
22219 * tree.h (TREE_PROTECTED): Fix comment.
22220 (BLOCK_HANDLER_BLOCK): Remove.
22221 (struct tree_block): Remove handler_block add body_block.
22222 (inlined_function_outer_scope_p): New.
22223 (is_body_block): Remove.
22224 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22225 * dwarf2out.c (is_inlined_entry_point): Remove.
22226 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22227 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22229 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22230 * gimplify.c (gimplify_expr): Gimplify body blocks.
22231 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22232 block with multiple subblocks.
22233 (dump_scope_block): Prettier output; dump more flags and info.
22234 (dump_scope_blocks): New.
22235 (remove_unused_locals): Use dump_scope_blocks.
22236 * tree-flow.h (dump_scope_blocks): Declare.
22237 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22238 * stmt.c (is_body_block): Remove.
22239 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22240 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22242 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22244 PR middle-end/39308
22245 * graphite.c (graphite_loop_normal_form): Do not call
22246 number_of_iterations_exit from a gcc_assert.
22248 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22250 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22251 jumps if COND is NULL.
22252 (find_cond_jump): New function.
22253 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22254 * config/s390/s390.md: Remove z10_cobra attribute value.
22256 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22258 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22259 force_const_mem returns NULL_RTX.
22261 2009-02-26 Jan Hubicka <jh@suse.cz>
22264 * cgraph.h (varpool_output_debug_info): Remove.
22265 * cgraphunit.c (varpool_output_debug_info): Remove.
22266 * dwarf2out.c (deferred_locations_struct): New struct
22267 (deferred_locations): New type.
22268 (deferred_locations_list): New static var.
22269 (deffer_location): New function.
22270 (gen_variable_die): Use it.
22271 (decls_for_scope): Output info on local static vars.
22272 (dwarf2out_finish): Process deferred locations.
22273 * varpool.c (varpool_output_debug_info): Remove.
22275 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22277 PR rtl-optimization/39241
22278 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22279 to subreg_offset_representable_p.
22281 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22283 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22284 execute function prototype. Get f and nregs from max_reg_num
22285 and get_insns. Remove the first backward pass as it's dead,
22286 guard the forward pass by flag_expensive_optimizations.
22287 (rest_of_handle_regmove): Delete.
22288 (pass_regmove): Replace it with regmove_optimize.
22290 2009-02-25 Martin Jambor <mjambor@suse.cz>
22292 PR tree-optimization/39259
22293 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22294 calls_alloca function flags.
22295 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22296 calls are detected.
22298 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22300 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22301 flags_set_1_rtx, flags_set_1_set): Delete.
22302 (regmove_optimize): Do not call mark_flags_life_zones.
22304 2009-02-24 Julian Brown <julian@codesourcery.com>
22307 * config/arm/arm.c (require_pic_register): Only set
22308 cfun->machine->pic_reg once per function.
22310 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22312 * doc/invoke.texi (Link Options): Document an easier way to pass
22313 options that take arguments to the GNU linker using -Xlinker and -Wl.
22315 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22318 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22320 2009-02-24 Richard Guenther <rguenther@suse.de>
22323 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22325 2009-02-24 Richard Guenther <rguenther@suse.de>
22326 Zdenek Dvorak <ook@ucw.cz>
22328 PR tree-optimization/39233
22329 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22330 from converting them to a generic type.
22332 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22334 PR tree-optimization/39260
22335 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22336 contains a condition with a real type.
22337 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22339 2009-02-23 Jason Merrill <jason@redhat.com>
22342 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22343 narrowing_initializer_constant_valid_p.
22344 (narrowing_initializer_constant_valid_p): Don't return
22345 null_pointer_node for adding a pointer to itself.
22347 2009-02-23 Jan Hubicka <jh@suse.cz>
22350 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22353 2009-02-23 Jan Hubicka <jh@suse.cz>
22355 PR tree-optimization/37709
22356 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22357 * tree.h (block_ultimate_origin): Declare.
22358 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22359 * tree-ssa-live.c (remove_unused_scope_block_p):
22360 Eliminate blocks containig no instructions nor live variables nor
22362 (dump_scope_block): New function.
22363 (remove_unused_locals): Enable removal of dead blocks by default;
22364 enable dumping at TDF_DETAILS.
22366 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22368 * config/i386/i386.c (classify_argument): Don't allow COImode
22370 (function_arg_advance_32): Don't allow OImode.
22371 (function_arg_32): Likewise.
22372 (function_value_32): Likewise.
22373 (return_in_memory_32): Likewise.
22374 (function_arg_64): Remove OImode comment.
22376 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22379 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22380 ix86_expand_vector_set for V4DImode in 64bit mode only.
22381 (ix86_expand_vector_init_one_var): Likewise.
22383 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22385 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22387 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22390 * loop-iv.c: Revert last change.
22391 * emit-rtl.c: Likewise.
22393 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22396 * config/i386/i386.c (type_natural_mode): Remove an extra
22397 space in the warning message.
22398 (function_value_32): Handle 32-byte vector modes.
22399 (return_in_memory_32): Likewise.
22401 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22403 * loop-iv.c (truncate_value): New function.
22404 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22406 (lowpart_subreg): Move to...
22407 * emit-rtl.c: ...here.
22409 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22411 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22412 accidental and undocumented change at revision 140860.
22414 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22416 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22417 take gimple_seq * arguments.
22418 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22419 types_compatible_p langhook.
22421 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22422 Joseph Myers <joseph@codesourcery.com>
22424 * config/arm/arm.c (arm_builtin_va_list): New function.
22425 (arm_expand_builtin_va_start): Likewise.
22426 (arm_gimplify_va_arg_expr): Likewise.
22427 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22428 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22429 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22430 (va_list_type): New variable.
22431 (arm_mangle_type): Mangle va_list_type appropriately.
22433 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22435 PR middle-end/39157
22436 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22437 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22438 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22439 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22440 parameter to 1000 for -O1 by default.
22441 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22443 * loop-invariant.c: Include params.h.
22444 (move_loop_invariants): Don't call move_single_loop_invariants on
22447 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22449 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22450 offset when calculating bounds for indexing stack_usage_map. Fixes
22451 a buffer overflow with certain target setups.
22453 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22456 * calls.c (expand_call): Clear try_tail_call if caller and callee
22457 disagree in promotion of function return value.
22459 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22462 * c-common.c (c_determine_visibility): If visibility changed and
22463 DECL_RTL has been already set, call make_decl_rtl to update symbol
22466 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22469 * varasm.c (assemble_variable): Don't check DECL_NAME when
22470 globalizing a variable.
22472 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22475 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22476 expression before any __builtin_trap call.
22477 * c-typeck.c (build_function_call): Convert and check function
22478 arguments before generating a call to a trap. Evaluate the
22479 function arguments before the trap.
22481 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22484 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22485 (UNSPEC_FXAM_MEM): New unspec.
22486 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22487 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22488 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22490 2009-02-19 Richard Guenther <rguenther@suse.de>
22492 PR tree-optimization/39207
22493 PR tree-optimization/39074
22494 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22495 storedanything_tree): New.
22496 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22497 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22498 (build_succ_graph): Add edges from STOREDANYTHING to all
22500 (init_base_vars): Initialize STOREDANYTHING.
22501 (compute_points_to_sets): Free substitution info after
22502 building the succ graph.
22503 (ipa_pta_execute): Likewise.
22505 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22507 (do_ds_constraint): Do not add to special var or non-pointer
22509 (type_could_have_pointers): Split out from ...
22510 (could_have_pointers): ... here. For arrays use the element type.
22511 (create_variable_info_for): Initialize may_have_pointers.
22512 (new_var_info): Likewise.
22513 (handle_lhs_call): Make the HEAP variable unknown-sized.
22514 (intra_create_variable_infos): Use a type with pointers for
22515 PARM_NOALIAS, make it unknown-sized.
22517 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22520 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22522 2009-02-18 Jason Merrill <jason@redhat.com>
22525 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22526 value if DECL_EXTERNAL.
22527 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22528 * target.h (gcc_target::binds_local_p): Clarify "module".
22529 * tree.h (TREE_PUBLIC): Clarify "module".
22531 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22535 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22537 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22540 * c.opt (Wabi): Support C and ObjC.
22543 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22545 * config/i386/i386.c (classify_argument): Warn once about the ABI
22546 change when passing union with long double.
22548 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22550 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22553 * c-parser.c (c_parser_compound_statement): Always enter and leave
22556 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22559 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22561 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22563 PR tree-optimization/36922
22564 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22565 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22568 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22570 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22573 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22575 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22577 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22579 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22582 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22583 Richard Sandiford <rdsandiford@googlemail.com>
22585 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22586 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22587 (loongson_biadd): ...this.
22589 2009-02-17 Richard Guenther <rguenther@suse.de>
22591 PR tree-optimization/39202
22592 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22593 a var make sure to follow existing collapses.
22595 2009-02-17 Richard Guenther <rguenther@suse.de>
22597 PR middle-end/39214
22598 * langhooks.c (lhd_print_error_function): Check for NULL block.
22600 2009-02-17 Richard Guenther <rguenther@suse.de>
22602 PR tree-optimization/39204
22603 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22606 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22608 * config/soft-fp/double.h: Update from glibc CVS.
22610 2009-02-17 Richard Guenther <rguenther@suse.de>
22612 PR tree-optimization/39207
22613 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22614 strict-aliasing warnings for pointers pointing to NULL.
22616 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22619 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22620 skipping until next close brace.
22622 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22625 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22626 to function argument boundary.
22628 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22630 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22631 in the lea_add. Reload eventually constraints it properly.
22632 * config/picochip/constraints.md: Remove the target constraint
22633 "b", since it is not needed anymore.
22635 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22637 * gthr-dce.h: Uglify function parameter and local variable names.
22638 * gthr-gnat.h: Likewise.
22639 * gthr-mipssde.h: Likewise.
22640 * gthr-nks.h: Likewise.
22641 * gthr-posix95.h: Likewise.
22642 * gthr-posix.h: Likewise.
22643 * gthr-rtems.h: Likewise.
22644 * gthr-single.h: Likewise.
22645 * gthr-solaris.h: Likewise.
22646 * gthr-tpf.h: Likewise.
22647 * gthr-vxworks.h: Likewise.
22648 * gthr-win32.h: Likewise.
22650 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22653 * config/i386/i386.md: Restrict the new peephole2 to move
22654 between MMX/SSE registers.
22656 2009-02-15 Richard Guenther <rguenther@suse.de>
22659 2009-02-13 Richard Guenther <rguenther@suse.de>
22661 * configure.ac: Enable LFS.
22662 * configure: Re-generate.
22663 * config.in: Likewise.
22665 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22667 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22668 spu_srqwbyte, spu_srqwbytebc): Define.
22669 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22670 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22671 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22672 "shrqby_<mode>"): New insn-and-split patterns.
22673 * config/spu/spu.c (expand_builtin_args): Determine and return
22674 number of operands using spu_builtin_description data.
22675 (spu_expand_builtin_1): Use it.
22677 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22680 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22683 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22686 * config/i386/i386.c (override_options): Correct warning
22687 messages for -malign-loops, -malign-jumps and -malign-functions.
22689 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22692 * config/i386/i386.md: Restrict the new peephole2 to move
22693 between the general purpose registers.
22695 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22698 * config/i386/i386.c (type_natural_mode): Add a new argument.
22699 Return the original mode and warn ABI change if vector size is 32byte.
22700 (function_arg_advance): Updated.
22701 (function_arg): Likewise.
22702 (ix86_function_value): Likewise.
22703 (ix86_return_in_memory): Likewise.
22704 (ix86_sol10_return_in_memory): Likewise.
22705 (ix86_gimplify_va_arg): Likewise.
22706 (function_arg_32): Don't warn ABX ABI change here.
22707 (function_arg_64): Likewise.
22709 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22711 * loop-iv.c (implies_p): In the final case, test that operands 0
22712 of the two comparisons match.
22714 * config/bfin/bfin.c (find_prev_insn_start): New function.
22715 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22716 (find_next_insn_start): Move.
22718 2009-02-13 Richard Guenther <rguenther@suse.de>
22720 * configure.ac: Enable LFS.
22721 * configure: Re-generate.
22722 * config.in: Likewise.
22724 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22727 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22728 sizes on syntax error after some arguments have been parsed.
22730 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22732 * doc/invoke.texi (-fira): Remove.
22734 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22736 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22737 * recog.c: Likewise.
22740 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22742 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22743 (umul_ppmm): Likewise.
22744 (count_leading_zeros): Likewise.
22745 (count_trailing_zeros): Likewise.
22746 (UMUL_TIME): Likewise.
22748 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22750 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22751 soft-fp/t-softfp to tmake_file.
22753 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22754 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22755 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22756 IA64_BUILTIN_INFQ]: New.
22757 (ia64_init_builtins): Initialize __builtin_infq,
22758 __builtin_fabsq and __builtin_copysignq if not HPUX.
22759 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22760 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22762 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22764 (__fixtfti): Likewise.
22765 (__fixunstfti): Likewise.
22766 (__floattitf): Likewise.
22768 * config/ia64/libgcc-glibc.ver: New.
22769 * config/ia64/t-fprules-softfp: Likewise.
22770 * config/ia64/sfp-machine.h: Likewise.
22772 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22773 (LIBGCC2_TF_CEXT): Likewise.
22774 (TF_SIZE): Likewise.
22775 (TARGET_INIT_LIBFUNCS): Likewise.
22777 * config/ia64/t-glibc (SHLINB_MAPFILES):
22778 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22780 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22782 * config/i386/i386.c (construct_container): Rewrite processing
22783 BLKmode with X86_64_SSE_CLASS.
22785 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22788 * config/i386/i386.md: Replace simplify_replace_rtx with
22789 replace_rtx in the new peephole2.
22791 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22793 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22794 loop unrolling do not happen at -O2.
22796 2009-02-12 Michael Matz <matz@suse.de>
22798 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22800 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22802 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22805 2009-02-12 Ben Elliston <bje@au.ibm.com>
22807 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22808 patterns when updating the back chain. Missed in the 2009-02-10
22811 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22813 * doc/extend.texi (Decimal Floating Types): Update identifier of
22814 draft TR and list of missing support.
22816 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22818 PR middle-end/39154
22819 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22820 bit to variable length decl's flags, add it also to its
22821 pointer replacement variable.
22823 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22824 Jakub Jelinek <jakub@redhat.com>
22827 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22828 (memory_blockage): New expander.
22829 (*memory_blockage): New insn pattern.
22830 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22831 instead of general blockage at the end of function prologue when
22832 frame pointer is used to access red zone area. Do not emit blockage
22833 when profiling, it is emitted in generic code.
22834 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22835 function epilogue when frame pointer is used to access red zone area.
22837 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22840 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22841 by arithmetic with memory operands.
22842 * config/i386/predicates.md (commutative_operator): New.
22844 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22846 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22849 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22851 * alias.h (record_alias_subset): Declare.
22852 * alias.c (record_alias_subset): Make global.
22854 2009-02-10 Nick Clifton <nickc@redhat.com>
22856 * tree-parloops.c: Change license to GPLv3.
22857 * ipa-struct-reorg.c: Change license to GPLv3.
22858 * ipa-struct-reorg.h: Change license to GPLv3.
22860 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22863 * c-decl.c (start_struct): Return NULL on error.
22865 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22867 PR middle-end/39124
22868 * cfgloopmanip.c (remove_path): Call remove_bbs after
22869 cancel_loop_tree, not before it.
22872 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22873 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22874 VAR_DECLs were seen.
22875 * tree-ssa-live.c (remove_unused_locals): Recompute
22876 cfun->has_local_explicit_reg_vars.
22877 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22878 copies or clearings if cfun->has_local_explicit_reg_vars.
22880 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22883 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22884 of function prologue when frame pointer is used to access
22887 2009-02-10 Richard Guenther <rguenther@suse.de>
22889 PR middle-end/39127
22890 * gimplify.c (gimple_regimplify_operands): Always look if
22891 we need to create a temporary.
22893 2009-02-10 Richard Guenther <rguenther@suse.de>
22895 PR tree-optimization/39132
22896 * tree-loop-distribution.c (todo): New global var.
22897 (generate_memset_zero): Trigger TODO_rebuild_alias.
22898 (tree_loop_distribution): Return todo.
22900 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22903 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22904 (x86_64_reg_class_name): Removed.
22905 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22906 first one isn't X86_64_SSE_CLASS or any other ones aren't
22907 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22908 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22909 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22910 and 3 X86_64_SSEUP_CLASS.
22911 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22912 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22914 2009-02-10 Ben Elliston <bje@au.ibm.com>
22916 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22917 form instruction to update the stack back chain word, even if the
22918 user has disabled the generation of update instructions.
22919 (movdi_<mode>_update_stack): New.
22920 (movsi_update_stack): Likewise.
22921 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22922 always use an update form instruction to update the stack back
22925 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22927 PR middle-end/38953
22928 * graphite.c (if_region_set_false_region): After moving a region in
22929 the false branch of a condition, remove the empty dummy basic block.
22930 (gloog): Remove wrong fix for PR38953.
22932 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22934 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22935 generation due to implicit sign extension.
22937 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22939 PR middle-end/38981
22940 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22941 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22943 2009-02-09 Richard Guenther <rguenther@suse.de>
22945 PR middle-end/35202
22946 * convert.c (convert_to_real): Disable (float)fn((double)x)
22947 to fnf(x) conversion if errno differences may occur and
22948 -fmath-errno is set.
22950 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22952 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22953 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22954 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22956 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22959 * c-common.c (handle_alias_attribute): Disallow attribute for
22960 anything not a FUNCTION_DECL or VAR_DECL.
22962 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22965 * real.c (do_compare): Special-case compare of zero against
22966 decimal float value.
22968 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22971 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22972 as indicating flexible array members unless the field itself is
22973 being declarared as the incomplete array.
22975 2009-02-06 Jan Hubicka <jh@suse.cz>
22977 PR tree-optimization/38844
22978 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22979 is already inlined.
22981 2009-02-06 Richard Guenther <rguenther@suse.de>
22983 PR middle-end/38977
22984 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22985 fork because we may expand it as __gcov_fork.
22987 2009-02-06 Nick Clifton <nickc@redhat.com>
22989 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22991 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22993 PR tree-optimization/35659
22994 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22995 vn_phi_eq): Shortcut if hashcode does not match.
22996 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22998 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22999 and avoid iterative_hash_expr.
23000 (FOR_EACH_VALUE_ID_IN_SET): New.
23001 (value_id_compare): Remove.
23002 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23003 sort expressions by value id.
23005 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23008 * config/sh/predicates.md (general_movsrc_operand): Don't check
23009 the subreg of system registers here.
23011 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23014 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23015 on the copied decl.
23017 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23019 PR rtl-optimization/39110
23020 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23021 addresses, not aligned ones.
23023 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23024 Richard Guenther <rguenther@suse.de>
23026 PR tree-optimization/39100
23027 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23028 comment says and add edges.
23030 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23033 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23034 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23036 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23038 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23039 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23040 register_bb_in_sese, new_sese, free_sese): Moved.
23041 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23042 outermost_loop_in_scop, build_scop_iteration_domain,
23043 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23044 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23045 Use loop_in_sese_p instead of loop_in_scop_p.
23046 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23047 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23048 (scopdet_basic_block_info): Fix bug in scop detection.
23049 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23050 eq_loop_to_cloog_loop): Remove.
23051 (nb_loops_around_loop_in_scop, nb_loop
23052 ref_nb_loops): Moved here...
23053 * graphite.h (ref_nb_loops): ... from here.
23054 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23055 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23056 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23057 * testsuite/gcc.dg/graphite/scop-19.c: New
23059 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23060 Hans-Peter Nilsson <hp@axis.com>
23062 PR rtl-optimization/37889
23063 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23064 Move offset handling from PLUS to before the switch. Use new
23065 arguments when considering SYMBOL_REFs too.
23066 (rtx_addr_can_trap_p): Pass dummy offset and size.
23067 (enum may_trap_p_flags): Remove.
23068 (may_trap_p_1): Pass size from MEM_SIZE.
23070 PR rtl-optimization/38921
23071 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23072 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23073 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23074 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23076 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23078 AVX Programming Reference (January, 2009)
23079 * config/i386/sse.md (*vpclmulqdq): New.
23081 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23083 PR tree-optimization/38977
23084 PR gcov-profile/38292
23085 * calls.c (special_function_p): Disregard __builtin_ prefix.
23087 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23089 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23090 non-indexable addresses even before reload.
23092 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23095 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23096 as having variable size. Do not give an error for unnamed
23097 parameters with [*] declarators. Give a warning for type names
23098 with [*] declarators and mark them as variable size.
23099 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23100 for sizeof applied to [*] type names.
23102 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23105 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23107 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23109 * gcc.c (process_command): Update copyright notice dates.
23110 * gcov.c (print_version): Likewise.
23111 * gcov-dump.c (print_version): Likewise.
23112 * mips-tfile.c (main): Likewise.
23113 * mips-tdump.c (main): Likewise.
23115 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23118 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23119 for composite type involving a zero-length array type.
23121 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23124 * function.c (match_asm_constraints_1): Skip over
23125 initial optional % in the constraint.
23127 PR inline-asm/39059
23128 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23129 supported, don't accept FIXED_CSTs.
23130 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23131 and _Sat is used without _Fract/_Accum. Set specs->type to
23132 integer_type_node for cts_fract/cts_accum if fixed point is not
23135 2009-02-02 Catherine Moore <clm@codesourcery.com>
23137 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23139 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23141 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23142 (ABI_HAS_64BIT_SYMBOLS): Use it.
23143 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23145 2009-02-02 Paul Brook <paul@codesourcery.com>
23147 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23149 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23151 PR inline-asm/39058
23152 * recog.h (asm_operand_ok): Add constraints argument.
23153 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23154 recurse on matching constraint.
23155 (check_asm_operands): Pass constraints as 3rd argument to
23156 asm_operand_ok. Don't look up matching constraint here.
23157 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23160 2009-02-02 Ben Elliston <bje@au.ibm.com>
23162 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
23163 TARGET_NARROW_VOLATILE_BITFIELD macro names.
23165 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23167 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
23168 information. Remove some obsolete information. Reorganize.
23170 * config/pa/fptr.c: Revert license to GPL 2.
23171 * config/pa/milli64.S: Likewise.
23173 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23176 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
23177 LIBRARY name in, instead of hard-coding it.
23178 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
23179 extra target make frag to tmake_files according to EH model.
23180 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
23181 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
23182 frags that define makefile variable EH_MODEL appropriately.
23183 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23184 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23185 to "-sjlj" according to type of EH configured.
23186 (LIBGCC_SONAME): Concatenate it to shared library base name.
23187 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23188 to "_sjlj" according to type of EH configured.
23189 (LIBGCC_SONAME): Concatenate it to shared library base name.
23190 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23191 (SHLIB_LINK): Add missing semicolon to if-else construct.
23192 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23193 string value of "pe_dll" command-line option.
23194 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23195 (SHLIB_SONAME): Use it when overriding t-cygming default.
23196 (SHLIB_IMPLIB): Override t-cygming default.
23197 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23198 string value of "pe_dll" command-line option.
23200 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23203 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23204 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23206 2009-01-31 Richard Guenther <rguenther@suse.de>
23208 PR tree-optimization/38937
23209 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23210 computing the transitive closure.
23212 2009-01-30 Richard Guenther <rguenther@suse.de>
23214 PR tree-optimization/39041
23215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23216 Propagate variable indices only if the types match for this stmt.
23218 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23221 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23222 inline but never defined.
23224 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23226 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23227 (*insv_h_di_reg_extimm): New insn.
23228 (*insv_l<mode>_reg_extimm): New insn.
23230 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23232 * config/picochip/picochip.c (flag_conserve_stack): set
23233 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23234 fconserve-stack. Reduce call-overhead used by inliner.
23236 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23239 * common.opt (flag_conserve_stack): Initialised to zero.
23241 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23244 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23245 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23248 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23250 * ira-color.c (allocno_reload_assign): Update comments.
23251 * regmove.c (regmove_optimize): Likewise.
23255 2009-01-29 Robert Millan <rmh@aybabtu.com>
23257 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23258 * config/i386/kopensolaris-gnu.h: New file. Undefine
23259 `MD_UNWIND_SUPPORT'.
23260 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23262 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23264 PR tree-optimization/39007
23265 * tree-loop-distribution.c (generate_builtin): Use
23266 recompute_dominator to compute the immediate dominator of the
23267 basic block just after the loop.
23269 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23271 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23272 (ASM_OUTPUT_DWARF_PCREL): Define.
23274 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23276 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23277 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23278 global. Modify entries about regmove and IRA.
23280 * ra-conflict.c: Remove the file.
23282 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23284 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23285 (pass_regclass_init): Rename to pass_reginfo_init.
23287 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23289 * toplev.h (flag_ira): Remove.
23291 * caller-save.c (setup_save_areas): Remove flag_ira.
23293 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23295 * global.c: Remove the file.
23297 * opts.c (decode_options): Remove flag_ira.
23299 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23301 * regmove.c: Modify file description.
23302 (find_use_as_address, try_auto_increment): Define them only if
23303 AUTO_INC_DEC is defined.
23304 (replacement_quality, replace_in_call_usage, fixup_match_1,
23305 stable_and_no_regs_but_for_p): Remove.
23306 (reg_set_in_bb): Make it static.
23307 (regmove_optimize): Remove flag_ira and code which worked for
23310 * local-alloc.c: Remove the file.
23312 * common.opt (fira): Remove.
23314 * ira.c: Include except.h.
23315 (eliminable_regset): Move from global.c.
23316 (mark_elimination): Ditto. Remove flag_ira.
23317 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23318 equiv_mem_modified, validate_equiv_mem_from_store,
23319 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23320 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23321 no_equiv, recorded_label_ref): Move from local-alloc.c.
23322 (update_equiv_regs): Ditto. Make it static.
23323 (print_insn_chain, print_insn_chains): Move it from global.c.
23324 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23325 (build_insn_chain): Ditto. Make it static.
23326 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23327 Rename to init_live_subregs.
23328 (gate_ira): Remove flag_ira.
23330 * regclass.c: Rename reginfo.c. Change file description.
23331 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23332 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23333 (init_reg_sets_1): Remove code for evaluation of
23334 reg_class_superclasses and losing_caller_save_reg_set.
23335 (init_regs): Remove init_reg_autoinc.
23336 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23337 ok_for_base_p_nonstrict): Remove.
23338 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23339 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23340 corresponding entries.
23341 (dump_regclass, record_operand_costs, scan_one_insn,
23342 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23343 record_address_regs, auto_inc_dec_reg_p): Remove.
23344 (gt-regclass.h): Rename to gt-reginfo.h.
23346 * rtl.h (dump_global_regs, retry_global_alloc,
23347 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23349 * Makefile.in (RA_H): Remove.
23350 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23351 Rename regclass.o to reginfo.o.
23352 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23354 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23355 (GTFILES): Rename regclass.c to reginfo.c.
23357 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23358 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23360 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23361 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23363 (finish_spills): Ditto. Remove code for !flag_ira.
23365 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23367 PR middle-end/35854
23368 * doc/invoke.texi (rtl debug options): Complete rewrite.
23369 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23371 * mode-switching.c (pass_mode_switching): Rename pass from
23372 "mode-sw" to "mode_sw".
23373 * except.c (pass_convert_to_eh_ranges): Rename pass from
23374 "eh-ranges" to "eh_ranges".
23375 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23379 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23380 Alexander Monakov <amonakov@ispras.ru>
23382 PR middle-end/38857
23383 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23385 (move_exprs_to_boundary): Change return type and pass through
23386 should_move from move_op. Relax assert. Update usage ...
23387 (schedule_expr_on_boundary): ... here. Use should_move instead of
23389 (move_op_orig_expr_found): Indicate that insn was disconnected from
23391 (code_motion_process_successors): Do not call after_merge_succs
23392 callback if original expression was not found when traversing any of
23394 (code_motion_path_driver): Change return type. Update prototype.
23395 (move_op): Update comment. Add a new parameter (should_move). Update
23396 prototype. Set *should_move based on indication provided by
23397 move_op_orig_expr_found.
23399 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23401 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23402 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23403 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23404 * config/rs6000/rs6000.c (rs6000_override_options): Default
23405 avoid-indexed-addresses on for Power6, off for everything else.
23406 (avoiding_indexed_address_p): New function.
23407 (rs6000_legitimize_address): Use it.
23408 (rs6000_legitimate_address): Likewise.
23409 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23411 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23413 PR tree-optimization/38997
23414 * tree-loop-distribution.c (generate_memset_zero): Use
23415 POINTER_PLUS_EXPR for a pointer addition.
23417 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23419 * config/s390/s390.md (bswap<mode>2): New pattern added.
23421 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23423 * config/s390/s390.md (*tls_load_31): Added type attribute.
23425 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23427 * config/s390/s390.md: Fix a few comments.
23429 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23431 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23432 (*tm<mode>_full): Fixed z10prop attribute.
23433 (*tst<mode>_extimm): Fixed z10prop attribute.
23434 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23435 (*tstqiCCT_cconly): Fixed z10prop attribute.
23436 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23437 (*movsi_larl): Fixed z10prop attribute.
23438 (*movsi_zarch): Fixed z10prop attribute.
23439 (*movsi_eas): Fixed z10prop attribute.
23440 (*movhi): Fixed z10prop attribute.
23441 (*movqi): Fixed z10prop attribute.
23442 (*movstrictqi): Fixed z10prop attribute.
23443 (*mov<mode>): Fixed z10prop attribute.
23444 (*movcc): Fixed z10prop attribute.
23445 (*sethighpartdi_64): Fixed z10prop attribute.
23446 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23447 (*negdi2_sign_cc): Fixed z10prop attribute.
23448 (*negdi2_sign): Fixed z10prop attribute.
23449 (*absdi2_sign_cc): Fixed z10prop attribute.
23450 (*absdi2_sign): Fixed z10prop attribute.
23451 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23452 (*negabsdi2_sign): Fixed z10prop attribute.
23453 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23454 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23455 (doloop_si64): Fixed z10prop attribute.
23456 (doloop_si31): Fixed z10prop attribute.
23457 (doloop_long): Fixed z10prop attribute.
23458 (indirect_jump): Fixed z10prop attribute.
23459 (nop): Fixed z10prop attribute.
23460 (main_base_64): Fixed z10prop attribute.
23461 (reload_base_64): Fixed z10prop attribute.
23463 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23465 PR rtl-optimization/38740
23466 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23468 * config/mips/mips.c (mips_reorg): Likewise.
23470 2009-01-28 Richard Guenther <rguenther@suse.de>
23472 PR tree-optimization/38926
23473 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23474 with the correct value id to a value.
23475 (do_regular_insertion): Use the value number of edoubleprime
23476 for the value number of the expr.
23479 2008-08-21 Richard Guenther <rguenther@suse.de>
23481 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23482 a PHI ask VN if it is already available.
23483 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23484 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23486 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23488 PR middle-end/38934
23489 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23490 set to varying whenever max has TREE_OVERFLOW set, similarly
23491 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23493 2009-01-28 Richard Guenther <rguenther@suse.de>
23495 PR middle-end/38908
23496 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23497 uninitialized aggregate uses in call arguments.
23499 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23501 PR tree-optimization/38984
23502 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23503 the nothing_id variable if -fno-delete-null-pointer-checks.
23505 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23508 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23509 (set_got_offset_rex64): Ditto.
23511 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23514 * doc/extend.texi: Improve local variable with asm reg.
23516 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23518 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23519 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23520 was not supplied then set warn_packed_bitfield_compat to the
23521 default value of 1.
23522 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23525 2009-01-27 Richard Guenther <rguenther@suse.de>
23527 PR tree-optimization/38503
23528 * cfgexpand.c (expand_gimple_basic_block): Ignore
23529 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23530 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23531 variables that cannot have TBAA applied.
23532 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23535 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23537 PR middle-end/38969
23538 * calls.c (initialize_argument_information): Do not wrap complex
23539 arguments in SAVE_EXPR.
23541 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23543 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23544 (INSTALL_LIBGCC): Revert typo commit.
23546 2009-01-26 Richard Guenther <rguenther@suse.de>
23548 PR tree-optimization/38745
23549 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23550 from special handling.
23552 2009-01-26 Richard Guenther <rguenther@suse.de>
23554 PR tree-optimization/38745
23555 * tree-ssa.c (execute_update_addresses_taken): Do not include
23556 variables that cannot possibly be a register in not_reg_needs.
23557 Do not clear TREE_ADDRESSABLE on vars that may not become
23559 * tree-ssa.c (update_alias_info_1): Include those in the set
23560 of addressable vars.
23562 2009-01-26 Richard Guenther <rguenther@suse.de>
23564 PR middle-end/38851
23565 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23566 * tree-ssa-dse.c: Include langhooks.h
23567 (execute_simple_dse): Remove stores with zero size.
23569 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23572 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23575 2009-01-24 Julian Brown <julian@codesourcery.com>
23577 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23578 config/arm/linux-atomic.c.
23579 * config/arm/linux-atomic.c: New.
23581 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23583 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23584 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23585 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23587 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23590 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23593 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23595 PR tree-optimization/38953
23596 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23597 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23598 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23599 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23602 2009-01-24 Paul Brook <paul@codesourcery.com>
23604 * config/arm/neon.md (neon_type): Move to arm.md.
23605 (neon_mov<VSTRUCT>): Add neon_type attribute.
23606 * config/arm/arm.md (neon_type): Move to here.
23607 (conds): Add "unconditioal" and use as default for NEON insns.
23609 2009-01-24 Ben Elliston <bje@au.ibm.com>
23611 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23612 void *' warning from -Wc++-compat.
23613 * Makefile.in (dominance.o-warn): Remove.
23615 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23617 PR tree-optimization/38932
23618 * fold-const.c (fold_unary_ignore_overflow): New.
23619 * tree.h (fold_unary_ignore_overflow): Declare.
23620 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23621 * tree-ssa-sccvn.c (visit_reference_op_load,
23622 simplify_unary_expression): Likewise.
23624 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23626 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23627 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23628 regardless of their type.
23629 * c-common.c (handle_packed_attribute): Don't ignore packed on
23631 * c.opt (Wpacked-bitfield-compat): New warning option.
23632 * stor-layout.c (place_field): Warn if offset of a field changed.
23633 * doc/extend.texi (packed): Mention the ABI change.
23634 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23635 (Warning Options): Add it to the list.
23637 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23639 * c-opts.c (c_common_post_options): Fix a typo in comments.
23641 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23643 PR middle-end/38615
23644 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23645 variables to static.
23646 * doc/invoke.texi (-fmerge-all-constants): Update description.
23648 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23651 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23652 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23654 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23656 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23658 (LOCAL_ALIGNMENT): Similarly.
23660 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23661 Joseph Myers <joseph@codesourcery.com>
23663 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23664 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23665 * config/arm/arm-tune.md: Regenerate.
23666 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23669 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23671 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23672 version number to five.
23674 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23677 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23678 * c-common.c (set_underlying_type): Likewise.
23679 (is_typedef_decl ): Likewise
23681 (set_underlying_type): Likewise.
23682 (is_typedef_type): Likewise.
23684 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23686 PR middle-end/38587
23687 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23690 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23693 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23694 (LIBGCC_SPEC): Don't define.
23695 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23697 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23699 PR rtl-optimization/38879
23700 * alias.c (base_alias_check): Unaligned access via AND address can
23701 alias all surrounding object types except those with sizes equal
23702 or wider than the size of unaligned access.
23704 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23707 * c-decl.c (clone_underlying_type): Move this ...
23708 * c-common.c (set_underlying_type): ... here.
23709 Also, make sure the function properly sets TYPE_STUB_DECL() on
23710 the newly created typedef variant type.
23711 (is_typedef_decl ): New entry point.
23712 * tree.h: Added a new member member_types_needing_access_check to
23713 struct tree_decl_non_common.
23714 (set_underlying_type): New entry point.
23715 (is_typedef_type): Likewise.
23717 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23719 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23720 Check whether two instructions have memory references that
23721 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23722 are helper functions for traversing.
23723 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23724 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23725 not to draw dependency edge for instructions with non-conflicting
23728 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23731 * longlong.h: Update copyright years. Use soft-fp license notice.
23732 Sync __clz_tab declaration with glibc.
23734 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23737 * doc/extend.texi (syscall_linkage): New.
23738 (version_id): Modify.
23740 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23741 Richard Guenther <rguenther@suse.de>
23743 PR tree-optimization/38747
23744 PR tree-optimization/38748
23745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23746 conversion if the base address is an indirect reference and the
23747 aliasing sets could cause issues.
23749 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23751 * common.opt (fgraphite, fgraphite-identity): Add comment for
23752 explaining why these options are not documented.
23754 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23756 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23757 gimple_call_lhs is NULL.
23759 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23762 * emit-rtl.c (adjust_address_1): Make sure memref is never
23765 2009-01-20 Ben Elliston <bje@au.ibm.com>
23767 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23768 const qualifier from arg parameter. Remove unnecessary cast to char *.
23769 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23770 const qualifier from arg 2.
23772 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23774 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23776 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23779 * rtl.h (reinit_regs): New prototype.
23780 * regclass.c: Include ira.h.
23781 (reinit_regs): New.
23782 * Makefile.in (regclass.o): Add ira.h.
23783 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23785 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23788 * c-common.c (handle_aligned_attribute): Use
23789 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23790 default alignment value.
23792 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23794 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23795 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23797 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23798 __BIGGEST_ALIGNMENT__.
23800 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23802 2009-01-18 Richard Guenther <rguenther@suse.de>
23804 PR tree-optimization/38819
23805 * tree-flow.h (operation_could_trap_helper_p): Declare.
23806 * tree-eh.c (operation_could_trap_helper_p): Export.
23807 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23808 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23809 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23810 are about to insert a possibly trapping instruction and fail
23813 2009-01-18 Andreas Schwab <schwab@suse.de>
23815 * doc/install.texi (Configuration): Remove obsolete paragraph
23816 about use of --with-gnu-ld with --with-gnu-as.
23818 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23820 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23821 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23822 Follow spelling conventions.
23824 2009-01-18 Ben Elliston <bje@au.ibm.com>
23826 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23827 C++ warning about implicit conversion from void * to struct
23829 (bitmap_obstack_free): Likewise for bitmap_element *.
23830 * Makefile.in (bitmap.o-warn): Remove.
23832 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23834 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23836 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23837 Tobias Grosser <tobi.grosser@amd.com>
23839 * graphite.c (graphite_trans_scop_block): Do not block single
23842 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23844 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23845 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23846 test with assertion.
23848 2009-01-16 Richard Guenther <rguenther@suse.de>
23850 PR tree-optimization/38835
23851 PR middle-end/36227
23852 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23853 and INT + PTR -> (INT)(PTR p+ INT) folding.
23854 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23856 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23859 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23860 the subreg from a lowpart subreg if it is also casting the value.
23862 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23863 Tobias Grosser <tobi.grosser@amd.com>
23865 * graphite.c (compare_prefix_loops): New.
23866 (build_scop_canonical_schedules): Rewritten.
23867 (graphite_transform_loops): Move build_scop_canonical_schedules
23868 after build_scop_iteration_domain.
23870 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23871 Tobias Grosser <tobi.grosser@amd.com>
23873 * graphite.c (add_conditions_to_domain): Add the loops to
23874 the dimension of the iteration domain. Do copy the domain
23875 only when it exists.
23876 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23877 (add_conditions_to_constraints): New.
23878 (can_generate_code_stmt, can_generate_code): Removed.
23879 (gloog): Do not call can_generate_code.
23880 (graphite_transform_loops): Call add_conditions_to_constraints
23881 after building the iteration domain.
23883 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23885 PR tree-optimization/38789
23886 * tree-ssa-threadedge.c
23887 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23888 __builtin_constant_p.
23890 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23892 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23893 examined before deleting them.
23895 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23897 * function.c (aggregate_value_p): Correctly extract the function
23898 type from CALL_EXPR_FN lookup.
23900 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23902 * config/picochip/picochip.c (picochip_override_options): Revert
23903 CFI asm flag disable commited previously.
23905 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23906 Tobias Grosser <tobi.grosser@amd.com>
23907 Jan Sjodin <jan.sjodin@amd.com>
23909 * graphite.c (scan_tree_for_params): On substractions negate
23910 all the coefficients of the term.
23911 (clast_to_gcc_expression_red): New. Handle reduction expressions
23912 of more than two operands.
23913 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23914 (get_vdef_before_scop): Handle also the case of default definitions.
23916 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23918 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23919 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23920 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23922 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23923 Joey Ye <joey.ye@intel.com>
23925 PR middle-end/37843
23926 * cfgexpand.c (expand_stack_alignment): Don't update stack
23927 boundary nor check incoming stack boundary here.
23928 (gimple_expand_cfg): Update stack boundary and check incoming
23929 stack boundary here.
23931 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23933 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23935 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23937 PR rtl-optimization/38245
23938 * calls.c (expand_call): Add stack arguments to
23939 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23940 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23941 in regs and partially in memory or BLKmode arguments.
23942 (emit_library_call_value_1): Add stack arguments to
23943 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23944 ACCUMULATE_OUTGOING_ARGS).
23945 * dce.c: Include tm_p.h.
23946 (find_call_stack_args): New function.
23947 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23949 (mark_insn): Call find_call_stack_args for CALL_Ps.
23950 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23951 forwards. Allocate and free arg_stores bitmap if needed, pass it
23952 down to deletable_insn_p, don't mark stores set in arg_stores
23953 bitmap, clear the bitmap at the beginning of each bb.
23954 * Makefile.in (dce.o): Depend on $(TM_P_H).
23956 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23959 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23960 to make sure the insn is a conditional test (bug 22599). Reformat a
23963 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23965 PR middle-end/38431
23966 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23967 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23968 (gloog): Do not call cleanup_tree_cfg.
23969 (graphite_transform_loops): Call cleanup_tree_cfg after all
23970 scops have been code generated.
23972 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23973 * doc/gty.texi (Invoking the garbage collector): Added new node
23974 and section documenting ggc_collect.
23976 2009-01-14 Richard Guenther <rguenther@suse.de>
23978 PR tree-optimization/38826
23979 PR middle-end/38477
23980 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23981 initialization notes only if we actually emitted a warning.
23982 (intra_create_variable_infos): Add constraints for a result decl
23983 that is passed by hidden reference.
23984 (build_pred_graph): Mark all related variables non-direct on
23987 2009-01-14 Nick Clifton <nickc@redhat.com>
23989 * ira-conflicts.c: Include addresses.h for the definition of
23991 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23992 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23994 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23997 * Makefile.in (ira-lives.o): Add except.h.
23999 * ira-lives.c: Include except.h.
24000 (process_bb_node_lives): Process can_throw_internal.
24002 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24004 PR rtl-optimization/38774
24005 * combine.c (simplify_set): When undoing cc_use change, don't do
24006 PUT_CODE on the newly created comparison, but instead put back the
24009 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24011 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24012 values. Remove duplicate arm8 entry.
24014 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24016 PR tree-optimization/38786
24017 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24018 the SSA_NAME case of expand_scalar_variables_expr.
24019 Set the type of an expression to the type of its assign statement.
24020 (expand_scalar_variables_expr): Also gather the scalar computation
24021 used to index the memory access. Do not pass loop_p.
24022 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24023 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24024 the gimple_stmt_iterator where it inserts new code.
24025 Do not pass loop_p.
24026 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24027 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24029 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24031 * graphite.h (debug_value): Removed.
24032 * graphite.c (debug_value): Removed.
24034 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24036 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24037 ldrd/strd with two 32-bit instructions.
24039 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24041 * config/arm/arm.c (struct processors): Pass for speed down into
24042 cost helper functions.
24043 (const_ok_for_op): Handle COMPARE and inequality nodes.
24044 (arm_rtx_costs_1): Rewrite.
24045 (arm_size_rtx_costs): Update prototype.
24046 (arm_rtx_costs): Pass speed down to helper functions.
24047 (arm_slowmul_rtx_costs): Rework cost calculations.
24048 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24049 (arm_9e_rtx_costs): Likewise.
24051 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24053 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24054 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24055 (alpha_legitimize_address): Do not split local symbols wider than
24056 UNITS_PER_WORD into HIGH/LO_SUM parts.
24058 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24061 * gcc.c (process_command): Replace call to execvp with calls
24062 to pex_one and exit.
24064 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24067 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24068 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24069 variant for devices with 3-byte PC.
24070 (__tablejump_elpm__): New.
24072 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24075 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24076 offsetof member-designator, handle it as `[0].'.
24078 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24080 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24081 function when not using named sections on targets with named sections
24082 if branch distance is less than 262132.
24084 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24086 * combine.c (combine_instructions): Recompute
24087 optimize_this_for_speed_p for each BB in the main combine loop.
24089 2009-01-12 Tomas Bily <tbily@suse.cz>
24092 * tree-loop-distribution.c (prop_phis): New function.
24093 (generate_builtin): Call prop_phis.
24094 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24096 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24098 PR tree-optimization/38807
24099 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24100 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24102 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24104 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24105 subreg of op0 to the original op0.
24107 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24109 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24111 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24114 * mips-tfile.c (parse_def): Fix parsing of def strings
24115 starting with digits.
24117 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24120 * config/arm/arm.c (arm_is_long_call_p): Don't call
24121 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24123 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24125 * regrename.c (regrename_optimize): Fix dumping.
24126 (find_oldest_value_reg): Preserve REG_POINTER.
24127 (copy_hardreg_forward_1): Likewise.
24129 2009-01-09 Diego Novillo <dnovillo@google.com>
24131 * gimple.h (struct gimple_statement_base) <uid>: Document
24132 the restrictions on its use.
24133 (gimple_uid): Tidy.
24134 (gimple_set_uid): Tidy.
24136 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24138 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24139 zero guard even if align_bytes != 0 and count is smaller than
24142 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24144 PR rtl-optimization/38495
24145 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24146 (add_range_and_copies_from_move_list): Print all added ranges.
24147 Add ranges to memory optimized destination.
24149 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24153 * config/i386/i386.c (override_options): Reject
24154 -mstringop-strategy=rep_8byte with -m32.
24155 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24156 to 1. Do count comparison against epilogue_size_needed at compile
24157 time even when count_exp was constant forced into register. For
24158 size_needed don't jump to epilogue, instead just avoid aligning
24159 and invoke the body algorithm. If need_zero_guard, add zero guard
24160 even if count is non-zero, but smaller than size_needed + number of
24161 bytes that could be stored for alignment.
24162 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
24163 to 1. If need_zero_guard, add zero guard even if count is non-zero,
24164 but smaller than size_needed + number of bytes that could be stored
24165 for alignment. Compare size_needed with epilogue_size_needed instead
24166 of desired_align - align, don't adjust size_needed, pass
24167 epilogue_size_needed to the epilogue expanders.
24170 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
24172 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24174 * pa.c (last_address): Change to unsigned.
24175 (update_total_code_bytes): Change argument to unsigned. Don't
24176 check if insn addresses are set.
24177 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
24178 addresses are not set.
24179 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
24181 2009-01-09 Nick Clifton <nickc@redhat.com>
24183 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24184 DECL_DECLARED_INLINE_P.
24186 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24188 PR middle-end/38347
24189 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24190 GET_MODE (op0) in operand_subword_force calls.
24192 PR middle-end/38771
24193 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24194 fold_convert arg0 operands to TREE_TYPE (op0) first.
24196 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24198 * params.def (ira-max-conflict-table-size): Decrease default value
24201 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24203 PR tree-optimization/37031
24204 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24206 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24207 allocate it using gc instead of heap, use VEC_quick_push instead of
24209 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24210 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24211 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24212 allocated vector from heap allocated.
24213 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24214 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24215 vector only after perfect_loop_nest_depth call.
24217 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24218 Jan Sjodin <jan.sjodin@amd.com>
24220 PR tree-optimization/38559
24221 * graphite.c (debug_value, copy_constraint,
24222 swap_constraint_variables, scale_constraint_variable, ): New.
24223 (get_lower_bound, get_upper_bound): Removed.
24224 (graphite_trans_bb_strip_mine): Clean up this code that works
24225 only for constant number of iterations. Fully copy upper and
24226 lower bound constraints, not only the constant part of them.
24227 * graphite.h (debug_value): Declared.
24229 2009-01-08 Ira Rosen <irar@il.ibm.com>
24231 PR tree-optimization/37194
24232 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24233 Don't add the cost of cost model guard in prologue to scalar
24234 outside cost in case of known number of iterations.
24236 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24237 Alan Modra <amodra@bigpond.net.au>
24239 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24240 non-word-aligned REG+CONST addressing.
24242 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24245 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24246 free_after_compilation when outputting a thunk.
24247 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24248 Do not call free_after_compilation here.
24250 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24252 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24253 (ix86_valid_target_attribute_inner_p): Ditto.
24255 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24257 PR tree-optimization/38492
24258 PR tree-optimization/38498
24259 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24260 * tree-chrec.h (scev_is_linear_expression): Declared.
24261 * graphite.c (graphite_cannot_represent_loop_niter): New.
24262 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24263 (graphite_loop_normal_form): Use gcc_assert.
24264 (scan_tree_for_params): Use CASE_CONVERT.
24265 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24266 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24267 Use gcc_assert. Discard scops that contain unhandled cases.
24268 (build_scop_conditions): Return a boolean status for unhandled cases.
24269 (strip_mine_profitable_p): Print the loop number, not its depth.
24270 (is_interchange_valid): Pass the depth of the loop nest, don't
24271 recompute it wrongly.
24272 (graphite_trans_bb_block): Same.
24273 (graphite_trans_bb_block): Print tentative of loop blocking.
24274 (graphite_trans_scop_block): Do not print that the loop has been
24276 (graphite_transform_loops): Do not handle scops that contain condition
24279 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24281 AVX Programming Reference (December, 2008)
24282 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24283 (_mm256_stream_pd): Likewise.
24284 (_mm256_stream_ps): Likewise.
24286 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24287 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24288 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24289 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24290 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24291 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24292 (ix86_expand_special_args_builtin): Likewise.
24294 * config/i386/sse.md (AVXMODEDI): New.
24295 (avx_movnt<mode>): Likewise.
24296 (avx_movnt<mode>): Likewise.
24297 (<sse>_movnt<mode>): Remove AVX support.
24298 (sse2_movntv2di): Likewise.
24300 2009-01-07 Richard Guenther <rguenther@suse.de>
24302 PR middle-end/38751
24303 * fold-const.c (extract_muldiv): Remove obsolete comment.
24304 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24305 to PLUS_EXPR canonicalization for the canonicalization.
24307 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24309 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24310 hosted cross-compilers generating less efficient code.
24312 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24314 * function.h (rtl_data): Add a dbr_scheduled_p field.
24315 * reorg.c (dbr_schedule): Set it.
24316 (gate_handle_delay_slots): Check it.
24317 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24318 (mips_reorg): Check flag_delayed_branch instead of
24319 mips_base_delayed_branch.
24320 (mips_override_options): Don't set mips_base_delayed_branch
24321 or flag_delayed_branch.
24323 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24325 PR rtl-optimization/38426.
24326 * ira.c (ira): Set current_function_is_leaf earlier.
24328 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24330 PR rtl-optimization/38722
24331 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24332 too early, only set a flag and modify after last possible
24335 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24338 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24339 * real.c (decimal_single_format): Correct values of emin and emax.
24340 (decimal_double_format): Ditto.
24341 (decimal_quad_format): Ditto.
24342 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24343 computation of DECnn_MIN and DECnn_MAX for corrected values of
24344 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24345 __DECnn_MIN__, and adjust its computation for the corrected value
24348 2009-01-06 Jan Hubicka <jh@suse.cz>
24351 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24353 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24355 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24356 Add Robert Clark to the list of testers.
24358 2009-01-06 Jan Hubicka <jh@suse.cz>
24359 Kai Tietz <kai.tietz@onevision.com>
24361 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24362 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24364 2009-01-06 Jan Hubicka <jh@suse.cz>
24365 Kai Tietz <kai.tietz@onevision.com>
24367 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24369 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24370 (ix86_nsaved_regs): Count only general purpose regs.
24371 (ix86_nsaved_sseregs): New.
24372 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24373 to 16 for w64; compute padding and size of sse reg save area.
24374 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24375 general purpose regs.
24376 (ix86_emit_save_sse_regs_using_mov): New.
24377 (ix86_expand_prologue): Save SSE regs if needed.
24378 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24379 (ix86_emit_restore_sse_regs_using_mov): New.
24380 (ix86_expand_epilogue): Save SSE regs if needed.
24382 2009-01-06 Jan Hubicka <jh@suse.cz>
24383 Kai Tietz <kai.tietz@onevision.com>
24385 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24386 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24387 functions when accumulate outgoing args is off.
24389 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24392 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24393 before using pseudos_have_intersected_live_ranges_p.
24395 * ira-int.h (ira_assert): Always define.
24397 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24399 AVX Programming Reference (December, 2008)
24400 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24401 (_mm256_permute2_pd): Likewise.
24402 (_mm_permute2_ps): Likewise.
24403 (_mm256_permute2_ps): Likewise.
24404 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24405 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24407 * config/i386/i386.c (ix86_builtins): Remove
24408 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24409 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24410 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24411 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24412 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24413 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24414 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24415 __builtin_ia32_vpermil2ps256.
24416 (ix86_init_mmx_sse_builtins): Updated.
24417 (ix86_expand_args_builtin): Likewise.
24419 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24421 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24422 long absolute calls when generating PA 2.0 code.
24424 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24426 PR rtl-optimization/38583
24427 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24429 * params.def (ira-max-conflict-table-size): New.
24431 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24433 * ira.h (ira_conflicts_p): New external definition.
24435 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24436 table. Report this. Return result of building.
24437 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24438 building conflict table.
24440 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24441 (ira_color): Use ira_conflicts_p.
24443 * global.c: Include ira.h.
24444 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24447 * Makefile.in (global.o): Add ira.h.
24449 * ira-build.c (mark_all_loops_for_removal,
24450 propagate_some_info_from_allocno): New.
24451 (remove_unnecessary_allocnos): Call
24452 propagate_some_info_from_allocno.
24453 (remove_low_level_allocnos): New.
24454 (remove_unnecessary_regions): Add parameter. Call
24455 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24456 parameter to remove_unnecessary_regions.
24457 (ira_build): Remove all regions but root if the conflict table was
24458 not built. Update conflict hard regs for allocnos crossing calls.
24460 * ira.c (ira_conflicts_p): New global.
24461 (ira): Define and use ira_conflicts_p.
24463 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24464 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24465 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24467 2009-01-06 Ben Elliston <bje@au.ibm.com>
24469 * gengtype-lex.l (YY_NO_INPUT): Define.
24471 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24474 * c-common.c (handle_vector_size_attribute): Also reject
24475 BOOLEAN_TYPE types.
24477 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24479 PR tree-optimization/38492
24480 * graphite.c (rename_map_elt, debug_rename_elt,
24481 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24482 rename_map_elt_info, eq_rename_map_elts,
24483 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24484 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24485 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24486 (sese_build_livein_liveouts): New.
24487 (new_sese, free_sese): New.
24488 (new_scop): Call new_sese.
24489 (free_scop): Call free_sese.
24490 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24491 (register_old_new_names): Renamed register_old_and_new_names.
24492 (register_scop_liveout_renames, add_loop_exit_phis,
24493 insert_loop_close_phis, struct igp,
24494 default_liveout_before_guard, add_guard_exit_phis,
24495 insert_guard_phis, copy_renames): New.
24496 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24497 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24498 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24499 (scop_adjust_phis_for_liveouts): New.
24500 (gloog): Call scop_adjust_phis_for_liveouts.
24502 * graphite.h (struct sese): Documented. Added fields liveout,
24503 num_ver and livein.
24504 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24505 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24506 (struct scop): Added field liveout_renames.
24507 (SCOP_LIVEOUT_RENAMES): New.
24509 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24511 PR tree-optimization/38510
24512 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24513 (translate_clast): Call recompute_all_dominators before
24515 (gloog): Call recompute_all_dominators before graphite_verify.
24517 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24518 Jan Sjodin <jan.sjodin@amd.com>
24520 PR tree-optimization/38500
24521 * graphite.c (create_sese_edges): Call fix_loop_structure after
24524 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24526 * config.gcc: Add m32r*-*-rtems*.
24527 * config/m32r/rtems.h: New file.
24529 2009-01-05 Ben Elliston <bje@au.ibm.com>
24531 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24532 (.po.pox): Likewise.
24533 (po/gcc.pot): Likewise.
24535 2009-01-04 David S. Miller <davem@davemloft.net>
24537 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24538 (STARTING_FRAME_OFFSET): Always set to zero.
24540 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24542 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24543 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24544 fixed-point types, and vectors of the same.
24546 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24548 * config/mips/sync.md (*mb_barrier): Rename to...
24549 (*memory_barrier): ...this.
24551 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24553 * doc/extend.texi (Function Attributes): Move @cindex after @item
24554 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24555 and put in alphabetical order. Fix 'target' name and put in order.
24556 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24559 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24561 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24562 (memory_barrier): Expand as unspec instead of unspec_volatile.
24563 Remove mem:BLK from insn operands. Use Pmode scratch register.
24564 (*memory_barrier): Define as unspec instead of unspec_volatile.
24565 Use (match_dup 0) as input operand.
24567 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24568 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24569 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24570 scratch register. Remove operand 1.
24571 (*stbar): Define as unspec instead of unspec_volatile.
24572 Use (match_dup 0) as input operand, remove (const_int 8).
24573 (*membar): Define as unspec instead of unspec_volatile.
24574 Use (match_dup 0) as input operand, remove input operand 2.
24576 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24577 (memory_barrier): Expand as unspec instead of unspec_volatile.
24578 Remove mem:BLK from insn operands. Use Pmode scratch register.
24579 (*memory_barrier): Define as unspec instead of unspec_volatile.
24580 Use (match_dup 0) as input operand.
24582 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24583 Remove mem:BLK from insn operands. Use Pmode scratch register.
24584 Set volatile flag on operand 0.
24585 (*memory_barrier): New insn pattern.
24587 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24589 (*memory_barrier): Use (match_dup 0) as input operand.
24591 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24592 Remove mem:BLK from insn operands. Use Pmode scratch register.
24593 Set volatile flag on operand 0.
24594 (*mb_internal): New insn pattern.
24596 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24598 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24600 PR middle-end/38586
24601 * function.c (struct temp_slot): Move to the section of the file
24602 that deals with temp slots. Remove field 'address'.
24603 (temp_slot_address_table): New hash table of address -> temp slot.
24604 (struct temp_slot_address_entry): New struct, items for the table.
24605 (temp_slot_address_compute_hash, temp_slot_address_hash,
24606 temp_slot_address_eq, insert_temp_slot_address): Support functions
24608 (find_temp_slot_from_address): Rewrite to use the new hash table.
24609 (remove_unused_temp_slot_addresses): Remove addresses of temp
24610 slots that have been made available.
24611 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24612 worker function for remove_unused_temp_slot_addresses.
24613 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24614 Add the temp slot address to the address -> temp slot map.
24615 (update_temp_slot_address): Update via insert_temp_slot_address.
24616 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24617 (pop_temp_slots): Likewise.
24618 (init_temp_slots): Allocate the address -> temp slot map, or empty
24619 the map if it is already allocated.
24620 (prepare_function_start): Initialize temp slot processing.
24622 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24624 PR middle-end/38584
24625 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24626 Calculate the size of all stack vars assuming no packing of stack
24627 vars will happen, replacing a quadratic algorithm with a linear one.
24629 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24632 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24635 2009-01-03 Diego Novillo <dnovillo@google.com>
24637 * doc/contrib.texi: Update contributions.
24639 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24642 * builtins.c (fold_builtin_memory_op): Give up if either operand
24643 is volatile. Set srctype or desttype to non-qualified version
24647 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24648 and FUNCTION_DECLs.
24650 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24652 PR rtl-optimization/35805
24653 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24654 problem if fast dce is able to remove any instructions.
24655 * dce.c (dce_process_block): Fix dump message.
24657 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24660 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24662 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24664 PR middle-end/38690
24665 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24666 * tree-pretty-print.c (op_code_prio): New function.
24667 (op_prio): No longer static. Use op_code_prio.
24668 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24669 Use op_prio and op_code_prio to determine if () should be
24670 printed around operand(s) or not.
24672 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24673 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24674 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24675 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24676 pp_character instead of pp_string for single letter printing.
24678 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24680 * doc/extend.texi: Fix '#pragma GCC option' typo.
24682 2009-01-02 Richard Guenther <rguenther@suse.de>
24684 * doc/install.texi (--enable-checking): Mention different
24685 default for stage1.
24686 (--enable-stage1-checking): Document.
24688 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24690 PR middle-end/30142
24691 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24692 case to be an error.
24694 2009-01-02 Ben Elliston <bje@au.ibm.com>
24696 * config/fp-bit.h (pack_d): Constify argument.
24697 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24698 (isnan): Constify argument.
24700 (iszero): Likewise.
24701 (pack_d): Likewise.
24702 (_fpadd_parts): Constify return type.
24703 (_fpmul_parts): Likewise.
24704 (_fpdiv_parts): Likewise.
24706 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24709 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24710 warn about overwriting initializer with side-effects or
24711 -Woverride-init if !IMPLICIT.
24712 (output_init_element): Likewise. Pass IMPLICIT down to
24714 (process_init_element): Add IMPLICIT argument. Pass it down
24715 to output_init_element.
24716 (push_init_element, pop_init_level, set_designator): Adjust
24717 process_init_element callers.
24718 (set_nonincremental_init, set_nonincremental_init_from_string):
24719 Adjust add_pending_init callers.
24720 (output_pending_init_elements): Adjust output_init_element callers.
24721 * c-tree.h (process_init_element): Adjust prototype.
24722 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24723 process_init_element callers.
24726 Copyright (C) 2009 Free Software Foundation, Inc.
24728 Copying and distribution of this file, with or without modification,
24729 are permitted in any medium without royalty provided the copyright
24730 notice and this notice are preserved.