1 2009-09-10 DJ Delorie <dj@redhat.com>
3 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7 * config/mep/mep.c (mep_legitimate_constant_p): New.
8 * config/mep/mep-protos.h: Prototype it.
10 2009-09-10 Richard Henderson <rth@redhat.com>
12 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
14 2009-09-10 Jason Merrill <jason@redhat.com>
16 * tree.c (chain_index): New fn.
19 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21 * config/sol2-c.c (cmn_err_length_specs): Initialize
24 2009-09-10 Richard Henderson <rth@redhat.com>
26 * tree.h (struct tree_decl_common): Move align member earlier;
27 move label_decl_uid member ...
28 (struct tree_label_decl): ... here.
29 (LABEL_DECL_UID): Update to match.
31 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
34 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
35 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
37 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
38 dest_prev if the edge is complex.
40 * tree-cfg.c (is_ctrl_stmt): Use a switch.
42 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
43 loop latch tests earlier.
45 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
46 before GIMPLE_RETURN, not after its predecessor; insert
49 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
50 gimple_seq_empty_p to test for no PHI nodes.
51 * tree-cfg.c (split_critical_edges): Likewise.
53 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
55 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
57 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
58 introduced by the VTA branch merge.
60 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
62 * ira-conflicts.c: Use fputs or putc instead of fprintf
66 * tree-switch-conversion.c: Ditto.
68 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
70 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
71 introduced by the VTA branch merge.
73 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
76 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
78 PR rtl-optimization/39779
79 * expr.c (convert_modes): Return when mode == oldmode after
80 CONST_INTs are processed.
82 2009-09-10 Nick Clifton <nickc@redhat.com>
84 * config/mep/mep.c (mep_encode_section_info): Copy weakness
85 attribute and referring decl when creating renamed symbol.
87 2009-09-10 Richard Guenther <rguenther@suse.de>
90 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
92 (cgraph_finalize_compilation_unit): Compute reachability
93 before emitting thunks. Properly process aliases before
94 possibly removing unreachable nodes.
96 2009-09-10 Richard Guenther <rguenther@suse.de>
99 * tree.c (struct free_lang_data_d): Add worklist member.
100 (find_decls_types_r): Push onto the worklist instead of recursing.
101 Handle TREE_BINFOs properly.
102 (find_decls_types): New function wrapped around find_decls_types_r
103 to process the worklist.
104 (find_decls_types_in_eh_region): Use it.
105 (find_decls_types_in_node): Likewise.
106 (find_decls_types_in_var): Likewise.
107 (free_lang_data_in_cgraph): Likewise. Free the worklist.
108 * tree.h (RECORD_OR_UNION_TYPE_P): New.
109 (AGGREGATE_TYPE_P): Adjust.
111 2009-09-09 Jason Merrill <jason@redhat.com>
113 * configure.ac: Check glibc version even if we have an in-tree
116 2009-09-09 Anthony Green <green@moxielogic.com>
118 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
119 the constant 0 when appropriate.
120 * config/moxie/constraints.md: Add constraint O.
122 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
123 to pass up to 6 32-bit argument values in registers.
124 (moxie_function_arg): Ditto.
125 (moxie_arg_partial_bytes): Ditto.
126 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
127 (REG_PARM_STACK_SPACE): Ditto.
128 (FUNCTION_ARG_REGNO_P): Ditto.
130 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
131 instruction to allocate stack space.
133 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
135 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
136 unnecessarily stringent constraints. Fix address
137 calculation in the splitters.
139 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
141 PR rtl-optimization/39779
142 * expr.c (convert_modes): Return when mode == oldmode after
143 CONST_INTs are processed.
145 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
148 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
149 (ix86_expand_prologue): Take frame.padding0 into logic of
151 (ix86_expand_epilogue): Likewise.
153 2009-09-09 Jakub Jelinek <jakub@redhat.com>
155 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
157 (SHLIB_LINK, SHLIB_INSTALL): Use them.
158 * config/t-slibgcc-libgcc: New file.
159 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
161 2009-09-09 Martin Jambor <mjambor@suse.cz>
163 PR tree-optimization/41089
164 * tree-sra.c (find_var_candidates): Do not consider va_lists in
167 2009-09-09 Richard Henderson <rth@redhat.com>
169 * gimple.h (CASE_GIMPLE_OMP): New.
170 (is_gimple_omp): Use it.
171 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
172 (verify_gimple_debug): Likewise.
174 2009-09-09 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/41101
177 * tree-ssa-pre.c (maximal_set): Remove.
178 (compute_antic_aux): Treat the maximal set as implicitly all ones.
179 Defer all blocks we didn't visit at least one successor.
180 (add_to_exp_gen): Do not add to the maximal set.
181 (make_values_for_phi): Likewise.
182 (compute_avail): Likewise.
183 (init_pre): Do not allocate the maximal set.
184 (execute_pre): Do not dump it.
186 2009-09-09 Martin Jambor <mjambor@suse.cz>
188 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
189 an SSA_NAME rather than a is_gimple_variable.
191 2009-09-09 Richard Guenther <rguenther@suse.de>
194 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
195 code dealing with plain pointer bases.
196 (maybe_fold_offset_to_reference): Likewise.
197 (maybe_fold_stmt_addition): Adjust.
199 2009-09-09 Richard Guenther <rguenther@suse.de>
201 * tree.c (free_lang_data_in_type): Do not free the type variant
203 (free_lang_data): Merge char_type_node with its properly signed
205 (pass_ipa_free): Collect after freeing language specific data.
207 2009-09-09 Michael Matz <matz@suse.de>
210 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
211 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
212 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
215 2009-09-08 DJ Delorie <dj@redhat.com>
217 * config/mep/mep.c (conversions[]): Add "ml" pattern.
219 2009-09-04 Jason Merrill <jason@redhat.com>
221 * tree.c (tree_find_value): Remove.
222 * tree.h: Remove prototype.
223 * varasm.c (assemble_external): Use value_member instead.
225 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
227 * toplev.c (process_options): Choose default debugging type when
228 gtoggle enables debug info and type is unset.
230 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
234 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
237 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
239 * configure: Rebuilt with modified libtool.m4.
241 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
246 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
248 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
250 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
251 (remove_statement): Likewise.
252 (rewrite_use_nonlinear_expr): Adjust.
253 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
254 * tree-ssa.c (release_defs_bitset): ... this. New.
255 * tree-flow.h (release_defs_bitset): Declare.
257 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
260 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
263 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
265 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
266 via intptr_t to long type.
267 (insert_operand_rank): Cast long type via intptr_t to
269 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
271 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
272 from pointer to unsigned via uintptr_t.
274 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
275 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
277 * configure: Regenerated.
278 * config.in: Regenerated
279 * system.h (stdint.h): Add include.
280 (inttypes.h): Likewise.
281 * Makefile.in (aclocal): Add config/stdint.m4.
282 * aclocal.m4: Regenerated.
284 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
286 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
288 (note_np_check_stores): New function.
289 (harmless_null_pointer_p): New function.
290 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
291 changed. Take into account whether we're in the shadow of a condjump
292 that tested NP_REG for NULL.
293 Lose all code that tested for SEQUENCEs.
294 (workaround_speculation): Avoid inserting NOPs for loads that are
295 either always executed or a NULL pointer.
297 2009-09-08 Jan Hubicka <jh@suse.cz>
299 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
300 * params.def (early-inlining-insns): Likewise.
302 2009-09-08 Jakub Jelinek <jakub@redhat.com>
304 PR rtl-optimization/41239
305 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
306 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
308 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
309 across calls, as the calls might not always return normally.
310 (call_may_noreturn_p): New function.
311 (deps_analyze_insn): Update last_function_call_may_noreturn list.
312 (init_deps): Initialize it.
313 (remove_from_deps): Also remove calls from
314 last_function_call_may_noreturn list.
316 2009-09-07 Richard Henderson <rth@redhat.com>
318 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
319 more VR->OPERANDS than LHS operands. Free LHS before returning.
321 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
323 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
324 (attr "addrtype"): New member "spreg".
325 Use it if mem_spfp_address_operand is true for the address.
326 (attr "type"): New entry "stall".
327 (cpu_unit "load"): New.
328 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
330 (insn_reservation "loadsp"): New.
331 (insn_reservation "load_stall1"): New.
332 (insn_reservation "load_stall3"): New.
334 * config/bfin/predicates.md (const1_operand, const3_operand): New.
335 (mem_p_address_operand): Exclude stack and frame pointer based
337 (mem_spfp_address_operand): New; match them here.
338 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
339 (bfin_reorg): Call it if scheduling insns.
340 (bfin_gen_bundles): Remove dummy insns created by
341 add_sched_insns_for_speculation.
343 From Jie Zhang <jie.zhang@analog.com>:
344 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
345 bfin_si_revision, bfin_workarounds): Move these ...
346 * config/bfin/bfin.h: ... here.
348 From Mike Frysinger <michael.frysinger@analog.com>
349 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
350 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
351 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
352 bf547m, bf548m, and bf549m.
353 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
354 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
355 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
356 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
357 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
358 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
359 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
360 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
361 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
362 bf542m, bf544m, bf547m, bf548m, and bf549m.
364 From Jie Zhang <jie.zhang@analog.com>:
365 * config/bfin/predicates.md (p_register_operand): New predicate.
366 (dp_register_operand): New predicate.
367 * config/bfin/bfin-protos.h (WA_05000074): Define.
368 (ENABLE_WA_05000074): Define.
369 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
370 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
371 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
372 (define_attr addrtype): Allow load/store register to be P register.
373 (define_attr storereg): New.
374 (define_cpu_unit anomaly_05000074): New.
375 (define_insn_reservation dsp32shiftimm): New.
376 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
377 (define_insn_reservation loadp): Cannot use slot2.
378 (define_insn_reservation loadsp): Cannot use slot2.
379 (define_insn_reservation storep): Cannot use slot2. Does not
380 apply when working around 05000074.
381 (define_insn_reservation storep_anomaly_05000074): New.
382 (define_insn_reservation storei): Does not apply when working
384 (define_insn_reservation storei_anomaly_05000074): New.
385 (define_attr length): Add dsp32shiftimm case.
386 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
387 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
388 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
389 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
390 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
392 2009-09-07 Martin Jambor <mjambor@suse.cz>
395 * tree-sra.c (create_artificial_child_access): Return NULL if
396 build_ref_for_offset fails.
397 (propagate_subacesses_accross_link): Allow build_ref_for_offset
398 and create_artificial_child_access to fail.
400 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
403 * unwind-dw2.c (uw_init_context_1): Mark noinline.
404 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
405 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
407 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
409 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
410 block, ensure it has an exit edge. Emit a barrier after a jump.
412 2009-09-07 Nick Clifton <nickc@redhat.com>
414 * gcc.c (this_is_linker_script): New variable. Like
415 this_is_library_file but for the %T constructor.
416 (end_going_arg): If this_is_linker_script is set then locate the
417 script and insert a --script switch before it
418 (do_spec_2): Initialise this_is_linker_script.
419 (do_spec_1): Likewise. Handle %T construct.
420 (eval_spec_function): Preserve this_is_linker_script.
421 * doc/invoke.texi: Document %T construct in spec files.
422 * config/m32c/m32c.h (LIB_SPEC): Use it.
424 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
426 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
427 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
428 when volatile flag is set.
429 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
431 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
434 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
435 (combine_stack_adjustments_for_block): Allow insns between stack
436 adjustments and stores with corresponding pre-(dec|inc)rement or
437 pre-modify operation.
439 2009-09-06 Jakub Jelinek <jakub@redhat.com>
442 * combine-stack-adj.c (struct csa_memlist): Rename to...
443 (struct csa_reflist): ... this. Rename mem field to ref.
444 (free_csa_memlist): Rename to...
445 (free_csa_reflist): ... this.
446 (record_one_stack_memref): Rename to...
447 (record_one_stack_ref): ... this. Handle also REG_P.
448 (try_apply_stack_adjustment): Handle also REG_P.
449 (struct record_stack_memrefs_data): Rename to...
450 (struct record_stack_refs_data): ... this. Rename memlist field to
452 (record_stack_memrefs): Rename to...
453 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
454 subexpressions instead of failing when a MEM contains SP references.
455 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
456 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
458 2009-09-06 Richard Guenther <rguenther@suse.de>
461 * tree.c (build_array_type): Do not record types marked
462 with structural equality in the canonical type hashtable.
464 2009-09-06 Richard Guenther <rguenther@suse.de>
467 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
469 2009-09-05 Richard Guenther <rguenther@suse.de>
472 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
474 2009-09-05 Richard Guenther <rguenther@suse.de>
477 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
479 2009-09-05 Richard Guenther <rguenther@suse.de>
482 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
483 before comparing function argument types.
485 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
488 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
491 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
494 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
496 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
497 locators before emit_insn is called.
499 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
502 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
503 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
504 (reginfo_init): Don't call allocate_reg_info.
506 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
509 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
510 NONDEBUG_INSN_P instead of INSN_P.
512 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
515 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
517 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
520 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
521 pattern of the split.
523 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
525 * toplev.c (process_options): Move setter of flag_var_tracking
526 before other tests that depend on it. Move down setter of
527 flag_rename_registers. Don't enable var-tracking-assignments
528 by default if selective scheduling is enabled. Warn if both
531 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
533 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
534 comment. Use switch statement to catch overlaps between rtx
535 and tree codes. Accept FUNCTION_DECLs in addition to those in...
536 (IS_DECL_CODE): ... here. Remove.
537 (check_value_is_not_decl): Remove.
538 (dv_from_decl, dv_from_value): Check after conversion.
540 2009-09-04 Richard Guenther <rguenther@suse.de>
543 * (cgraph_finalize_compilation_unit): Move finalizing aliases
544 after emitting tunks. Move emitting thunks and ctors from ...
545 (cgraph_optimize): ... here. Remove redundant
546 cgraph_analyze_functions.
547 * varasm.c (find_decl_and_mark_needed): Remove no longer
549 (finish_aliases_1): Adjust check for thunk aliases.
551 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
553 * config/arm/arm.md (ctzsi2): Added braces
554 to avoid warning that broke booststrap.
556 2009-09-04 Martin Jambor <mjambor@suse.cz>
558 PR tree-optimization/41112
559 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
560 handle variable-bounded arrays.
561 (expr_with_var_bounded_array_refs_p): New function.
562 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
564 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
566 * config/s390/2097.md: Removed two incorrect bypasses.
567 (z10_fsimpdf): Fixed latency.
568 (z10_fhex): New insn_reservation.
569 (z10_floaddf): Fixed latency.
570 (z10_floadsf): Fixed latency.
571 (z10_ftrunctf): Fixed latency.
572 (z10_ftruncdf): Fixed latency.
573 * config/s390/s390.c (z10_cost): Fixed values.
574 (s390_adjust_priority): Added z10 path.
575 * config/s390/s390.md (type): Added fhex.
576 (*mov<mode>_64dfp): Updated type attribute.
577 (*mov<mode>_64): Updated type attribute.
578 (*mov<mode>_31): Updated type attribute.
579 (*mov<mode>"): Likewise.
580 * config/s390/2084.md (x_fsimpdf): Updated condition.
582 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
584 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
585 RTXs in the predicate for operand 1.
587 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
589 * config/arm/arm.md (UNSPEC_RBIT): New constant.
591 (ctzsi2): New expand.
592 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
594 2009-09-03 Martin Jambor <mjambor@suse.cz>
596 * tree-sra.c (duplicate_expr_for_different_base): Removed.
597 (create_artificial_child_access): Use build_ref_for_offset instead
598 of duplicate_expr_for_different_base.
599 (propagate_subacesses_accross_link): Likewise.
601 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
603 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
605 (mips16e_collect_argument_saves): Skip debug instructions.
606 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
607 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
608 (r10k_insert_cache_barriers): Likewise.
609 (mips_reorg_process_insns): Likewise.
611 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
614 * ira.c (update_equiv_reg): Remove check on class likely spill.
616 2009-09-03 Jakub Jelinek <jakub@redhat.com>
619 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
620 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
624 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
625 the stack slot if it is passed by invisible reference.
626 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
627 by invisible reference.
629 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
631 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
632 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
633 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
635 * config/bfin/sync.md: New file.
636 * config/bfin/bfin.md: Include it.
637 (UNSPEC_ATOMIC): New.
638 (UNSPEC_ONES): Provide a unique number.
640 From Jie Zhang <jie.zhang@analog.com>:
641 * config/bfin/bfin.c (ret_regs): New.
642 (must_save_fp_p): Don't return true because of frame_pointer_needed.
643 (must_save_rets_p): New.
644 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
645 current_function_is_leaf.
647 (do_unlink): Likewise.
648 (expand_interrupt_handler_prologue): Use ret_regs array.
649 (expand_interrupt_handler_epilogue): Use ret_regs array and
650 pass return register to gen_return_internal.
651 (bfin_expand_epilogue): Pass return register to
653 (bfin_expand_call): Explicitly clobber RETS.
654 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
655 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
656 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
657 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
659 (return_internal): Take a reg rtx rather than the register number.
661 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
663 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
664 when comparing against estimated_loop_iterations_int return.
666 2009-09-03 Richard Guenther <rguenther@suse.de>
668 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
669 eh_personality_libfunc.
671 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
673 * tree-parloops.c (separate_decls_in_region): Add space.
675 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
677 * tree-parloops.c (separate_decls_in_region): Change the condition
678 checking if there are reductions in the loop.
680 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
682 PR tree-optimization/38275
683 * tree-parloops.c (parallelize_loops): Replace profitability condition
684 for expected number of iterations.
686 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
688 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
689 (bootstrap-debug): Explain conditions in which it becomes default.
690 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
693 2009-09-03 Namhyung Kim <namhyung@gmail.com>
695 * doc/invoke.texi (Optimize Options): Move
696 -finline-small-functions to the -O2 list.
698 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
700 * toplev.c (process_options): Enable var-tracking-assignments
701 by default if var-tracking is enabled.
703 2009-09-02 David Daney <ddaney@caviumnetworks.com>
705 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
707 * emit-rtl.c (prev_nonnote_insn_bb): New function.
708 * rtl.h (prev_nonnote_insn_bb): Declare it.
710 2009-09-03 Diego Novillo <dnovillo@google.com>
712 * cgraph.c (cgraph_node_for_decl): New.
713 * cgraph.h (cgraph_node_for_decl): Declare.
714 * tree.c (host_integerp): Return 0 if T is NULL.
716 2009-09-03 Diego Novillo <dnovillo@google.com>
718 * tree.h (struct alias_pair): Move from varasm.c.
719 (alias_pairs): Likewise.
720 (TYPE_MAXVAL): Define.
721 (TYPE_MINVAL): Define.
722 (iterative_hash_host_wide_int): Declare.
723 (remove_unreachable_alias_pairs): Declare.
724 * tree-pass.h (pass_ipa_free_lang_data): Declare.
725 * diagnostic.c (default_diagnostic_starter): Make extern.
726 (default_diagnostic_finalizer): Make extern.
727 * diagnostic.h (default_diagnostic_starter): Declare.
728 (default_diagnostic_finalizer): Declare.
729 (default_tree_printer): Declare.
730 * toplev.c (default_tree_printer): Make extern.
732 2009-09-03 Richard Guenther <rguenther@suse.de>
733 Diego Novillo <dnovillo@google.com>
735 * cgraph.c (cgraph_add_new_function): Remove gimplification.
736 * cgraphunit.c (cgraph_expand_function): Do not emit
737 associated thunks from here.
738 (cgraph_emit_thunks): New.
739 (cgraph_optimize): Call it.
740 Return if any IPA pass finds an error.
741 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
744 2009-09-03 Simon Baldwin <simonb@google.com>
745 Rafael Espindola <espindola@google.com>
746 Richard Guenther <rguenther@suse.de>
747 Doug Kwan <dougkwan@google.com>
748 Diego Novillo <dnovillo@google.com>
750 * tree.c: Include tree-pass.h, langhooks-def.h,
751 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
752 (free_lang_data_in_type): New.
753 (need_assembler_name_p): New.
754 (free_lang_data_in_block): New.
755 (free_lang_data_in_decl): New.
756 (struct free_lang_data_d): New.
757 (add_tree_to_fld_list): New.
758 (find_decls_types_r): New.
759 (get_eh_types_for_runtime): New.
760 (find_decls_types_in_eh_region): New.
761 (find_decls_types_in_node): New.
762 (find_decls_types_in_var): New.
763 (free_lang_data_in_cgraph): New.
764 (free_lang_data): New.
765 (gate_free_lang_data): New.
766 (pass_ipa_free_lang_data): New.
768 2009-09-03 Diego Novillo <dnovillo@google.com>
770 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
771 * langhooks.h (struct lang_hooks): Add field free_lang_data.
772 (lang_hooks): Remove const qualifier.
773 * ipa.c (cgraph_remove_unreachable_nodes): Call
774 remove_unreachable_alias_pairs.
775 * except.c (add_type_for_runtime): Check if TYPE has
776 already been converted.
777 (lookup_type_for_runtime): Likewise.
778 (check_handled): Handle converted types.
779 * varasm.c (remove_unreachable_alias_pairs): New.
780 * gimple.c: Include demangle.h.
781 (gimple_decl_printable_name): New.
782 (gimple_fold_obj_type_ref): New.
783 * gimple.h (gimple_decl_printable_name): Declare.
784 (gimple_fold_obj_type_ref): Declare.
785 * passes.c (init_optimization_passes): Add pass
786 pass_ipa_free_lang_data.
787 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
788 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
790 2009-09-03 Diego Novillo <dnovillo@google.com>
792 * c-lang.c (lang_hooks): Remove const qualifier.
794 2009-09-02 Loren James Rittle <ljrittle@acm.org>
796 * doc/install.texi (*-*-freebsd*): Update target information.
798 2009-09-02 Anatoly Sokolov <aesok@post.ru>
800 * hard-reg-set.h (call_fixed_regs): Remove.
801 * reginfo.c (call_fixed_regs): Remove.
802 (init_reg_sets_1): Remove initialization of call_fixed_regs.
803 (globalize_reg): Don't use call_fixed_regs.
804 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
807 2009-09-01 Michael Matz <matz@suse.de>
809 * expr.h (emit_storent_insn, expand_expr_real_1,
810 expand_expr_real_2): Declare.
811 * expr.c (emit_storent_insn, expand_expr_real_1,
812 expand_expr_real_2): Export.
813 (store_expr): Setting and evaluating dont_return_target is useless.
814 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
815 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
816 * except.c (expand_resx_expr): Rename to ...
817 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
818 * except.h (expand_resx_stmt): Declare.
819 * stmt.c: Add include gimple.h
820 (expand_asm_expr): Rename to ...
821 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
822 (expand_case): Rewrite to take gimple statement.
823 * tree.h (expand_asm_stmt): Declare.
824 (expand_case): Change prototype.
825 * Makefile.in (stmt.o): Depend on gimple.h.
826 * builtins.c (expand_builtin_synchronize): Build gimple asm
827 statement, not an ASM_EXPR.
828 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
829 gimple_to_tree, release_stmt_tree): Remove.
830 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
831 ggc_free, but hold comparison code and operands separately.
832 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
833 (expand_call_stmt, expand_gimple_stmt_1,
834 expand_gimple_stmt): New helpers.
835 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
836 release_stmt_tree. Call expand_gimple_stmt instead.
837 (expand_gimple_basic_block): Ditto.
839 * calls.c (emit_call_1): Don't look at EH regions here, make
840 fntree parameter useless.
841 (expand_call): New local rettype for TREE_TYPE(exp), use it
842 throughout. Remove local p, use addr instead.
843 Don't look at EH regions here.
845 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
847 * doc/invoke.texi (-fsched-pressure): Document it.
848 (-fsched-reg-pressure-heuristic): Remove it.
850 * reload.c (ira.h): Include.
851 (find_reloads): Add choosing reload on number of small spilled
854 * haifa-sched.c (ira.h): Include.
855 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
856 saved_reg_pressure, curr_reg_live, saved_reg_live,
857 region_ref_regs): New variables.
858 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
859 initiate_reg_pressure_info, setup_ref_regs,
860 initiate_bb_reg_pressure_info, save_reg_pressure,
861 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
863 (setup_insn_reg_pressure_info): New function.
864 (rank_for_schedule): Add pressure checking and insn issue time.
865 Remove comparison of insn reg weights.
866 (ready_sort): Set insn reg pressure info.
867 (update_register_pressure, setup_insn_max_reg_pressure,
868 update_reg_and_insn_max_reg_pressure,
869 sched_setup_bb_reg_pressure_info): New functions.
870 (schedule_insn): Add code for printing and updating reg pressure info.
871 (find_set_reg_weight, find_insn_reg_weight): Remove.
872 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
873 (debug_ready_list): Print reg pressure info.
874 (schedule_block): Ditto. Check insn issue time.
875 (sched_init): Set up sched_pressure_p. Allocate and set up some
876 reg pressure related info.
877 (sched_finish): Free some reg pressure related info.
878 (fix_tick_ready): Make insn always ready if pressure_p.
879 (init_h_i_d): Don't call find_insn_reg_weight.
880 (haifa_finish_h_i_d): Free insn reg pressure info.
882 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
883 ira_memory_move_cost, ira_class_hard_regs,
884 ira_class_hard_regs_num, ira_no_alloc_regs,
885 ira_available_class_regs, ira_reg_class_cover_size,
886 ira_reg_class_cover, ira_class_translate): Move to ira.h.
888 * ira-lives.c (single_reg_class): Check mode to find how many
889 registers are necessary for operand.
890 (ira_implicitly_set_insn_hard_regs): New.
892 * common.opt (fsched-pressure): New options.
893 (fsched-reg-pressure-heuristic): Remove.
895 * ira.c (setup_eliminable_regset): Rename to
896 ira_setup_eliminable_regset. Make it external.
897 (expand_reg_info): Pass cover class to setup_reg_classes.
898 (ira): Call resize_reg_info instead of allocate_reg_info.
900 * sched-deps.c: Include ira.h.
901 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
902 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
903 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
904 mark_insn_hard_regno_birth, mark_insn_reg_birth,
905 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
906 mark_insn_reg_store, mark_insn_reg_clobber,
907 setup_insn_reg_pressure_info): New.
908 (sched_analyze_1): Update implicit_reg_pending_uses.
909 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
910 Use them to create dependencies. Set insn reg uses and pressure
911 info. Process reg_pending_uses in one place.
912 (free_deps): Free implicit sets.
913 (remove_from_deps): Remove implicit sets if necessary. Check
914 implicit sets when clearing reg_last_in_use.
915 (init_deps_global): Clear implicit_reg_pending_clobbers and
916 implicit_reg_pending_uses.
918 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
919 ira_memory_move_cost, ira_class_hard_regs,
920 ira_class_hard_regs_num, ira_no_alloc_regs,
921 ira_available_class_regs, ira_reg_class_cover_size,
922 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
923 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
924 ira_implicitly_set_insn_hard_regs): New prototypes.
926 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
927 cost_elements_num): New variables.
928 (allocno_costs, total_costs): Rename to costs and
930 (COSTS_OF_ALLOCNO): Rename to COSTS.
931 (allocno_pref): Rename to pref.
932 (allocno_pref_buffer): Rename to pref_buffer.
933 (common_classes): Rename to regno_cover_class.
935 (record_reg_classes): Set allocno attributes only if allocno_p.
936 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
937 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
938 and COSTS_OF_ALLOCNO.
939 (print_costs): Rename to print_allocno_costs.
940 (print_pseudo_costs): New.
941 (process_bb_node_for_costs): Split into 2 functions with new
942 function process_bb_for_costs. Pass BB to process_bb_for_costs.
943 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
944 new parameter dump_file. Use cost_elements_num instead of
945 ira_allocnos_num. Make one iteration if preferred classes were
946 already calculated for scheduler. Make 2 versions of code
947 depending on allocno_p.
948 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
949 regno_cover_class and COSTS instead of common_classes and
951 (init_costs, finish_costs): New.
952 (ira_costs): Set up allocno_p and cost_elements_num. Call
953 init_costs and finish_costs.
954 (ira_set_pseudo_classes): New.
956 * rtl.h (allocate_reg_info): Remove.
957 (resize_reg_info): Change return type.
958 (reg_cover_class): New.
959 (setup_reg_classes): Add new parameter.
961 * sched-int.h (struct deps_reg): New member implicit_sets.
962 (sched_pressure_p, sched_regno_cover_class): New external definitions.
963 (INCREASE_BITS): New macro.
964 (struct reg_pressure_data, struct reg_use_data): New.
965 (struct _haifa_insn_data): Remove reg_weight. Add members
966 reg_pressure, reg_use_list, reg_set_list, and
967 reg_pressure_excess_cost_change.
968 (struct deps): New member implicit_sets.
969 (pressure_p): New variable.
970 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
971 (struct reg_pressure_data, struct reg_use_data): New.
972 (INSN_REG_WEIGHT): Remove.
973 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
974 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
975 (sched_init_region_reg_pressure_info,
976 sched_setup_bb_reg_pressure_info): New prototypes.
978 * reginfo.c (struct reg_pref): New member coverclass.
979 (reg_cover_class): New function.
980 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
981 (reg_info_size): New variable.
982 (allocate_reg_info): Make static. Setup reg_info_size.
983 (resize_reg_info): Use reg_info_size. Return flag of resizing.
984 (setup_reg_classes): Add a new parameter. Setup cover class too.
986 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
989 * sched-rgn.c (deps_join): Set up implicit_sets.
990 (schedule_region): Set up region and basic blocks pressure
993 * passes.c (init_optimization_passes): Move
994 pass_subregs_of_mode_init before pass_sched.
996 2009-09-02 Martin Jambor <mjambor@suse.cz>
998 * tree-sra.c (struct access): New field grp_hint.
999 (dump_access): Dump grp_hint.
1000 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1002 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1003 those which have been specifically read and somehow written to.
1004 (propagate_subacesses_accross_link): Set grp_hint of right child and
1005 also possibly of the left child.
1007 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1009 * tree-object-size.c (addr_object_size): Always use object_size_type
1010 0 or 2 when determining the pointer pointed object size.
1012 2009-09-02 Richard Guenther <rguenther@suse.de>
1015 2009-08-31 Richard Guenther <rguenther@suse.de>
1017 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1018 to query if the memory regions for memmove overlap.
1019 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1020 asserts on pointers, instead deal with odd trees.
1021 (ptr_derefs_may_alias_p): Likewise.
1022 (refs_may_alias_p_1): Constructor bases also never alias.
1024 2009-08-01 Christian Bruel <christian.bruel@st.com>
1027 2009-07-31 Christian Bruel <christian.bruel@st.com>
1028 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1030 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1032 * doc/invoke.texi (-fvar-tracking-assignments): New.
1033 (-fvar-tracking-assignments-toggle): New.
1034 (-fdump-final-insns=file): Mark filename as optional.
1035 (--param min-nondebug-insn-uid): New.
1036 (-gdwarf-@{version}): Mention version 4.
1037 * opts.c (common_handle_option): Accept it.
1038 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1039 * regrename.c (regrename_optimize): Drop last. Don't count debug
1040 insns as uses. Don't reject change because of debug insn.
1041 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1042 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1043 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1044 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1045 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1046 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1047 * doc/gimple.texi (is_gimple_debug): New.
1048 (gimple_debug_bind_p): New.
1049 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1050 * doc/install.texi (bootstrap-debug): More details.
1051 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1052 (bootstrap-debug-lib): More details.
1053 (bootstrap-debug-ckovw): Update.
1054 (bootstrap-time): New.
1055 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1056 (insert_phi_nodes_for): Insert debug stmts.
1057 (rewrite_stmt): Take iterator. Insert debug stmts.
1058 (rewrite_enter_block): Adjust.
1059 (maybe_replace_use_in_debug_stmt): New.
1060 (rewrite_update_stmt): Use it.
1061 (mark_use_interesting): Return early for debug stmts.
1062 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1063 stmts before replacing stmt.
1064 (move_computations_stmt): Likewise.
1065 * ira-conflicts.c (add_copies): Skip debug insns.
1066 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1067 (regstat_bb_compute_ri): Skip debug insns.
1068 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1069 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1070 check_loop_closed_ssa_stmt): Skip debug stmts.
1071 * tree-tailcall.c (find_tail_calls): Likewise.
1072 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1073 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1074 (build_var_debug_value_stat): Declare.
1075 (build_var_debug_value): Define.
1076 (target_for_debug_bind): Declare.
1077 * reload.c (find_equiv_reg): Skip debug insns.
1078 * rtlanal.c (reg_used_between_p): Skip debug insns.
1079 (side_effects_p): Likewise.
1080 (canonicalize_condition): Likewise.
1081 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1082 insns never depend on debug insns.
1083 (create_ddg_dep_no_link): Likewise.
1084 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1085 Don't add inter-loop dependencies for debug insns.
1086 (build_intra_loop_deps): Likewise.
1087 (create_ddg): Count debug insns.
1088 * ddg.h (struct ddg::num_debug): New.
1089 (num_backargs): Pair up with previous int field.
1090 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1091 -fcompare-debug-second.
1092 * final.c (get_attr_length_1): Skip debug insns.
1093 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1094 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1095 (driver_self_specs): Map -fdump-final-insns to
1096 -fdump-final-insns=..
1097 (get_local_tick): New.
1098 (compare_debug_dump_opt_spec_function): Test for . argument and
1099 compute output name. Compute temp output spec without flag name.
1100 Compute -frandom-seed.
1101 (OPT): Undef after use.
1102 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1103 (average_num_loop_insns): Likewise.
1104 * params.h (MIN_NONDEBUG_INSN_UID): New.
1105 * gimple.def (GIMPLE_DEBUG): New.
1106 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1107 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1108 (merge_in_block): Fix whitespace.
1109 * toplev.c (flag_var_tracking): Update comment.
1110 (flag_var_tracking_assignments): New.
1111 (flag_var_tracking_assignments_toggle): New.
1112 (process_options): Don't open final insns dump file if we're not
1113 going to write to it. Compute defaults for var_tracking.
1114 * df-scan.c (df_insn_rescan_debug_internal): New.
1115 (df_uses_record): Handle debug insns.
1116 * haifa-sched.c (ready): Initialize n_debug.
1117 (contributes_to_priority): Skip debug insns.
1118 (dep_list_size): New.
1120 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1121 they're ready. Disregard previous debug insns to make decisions.
1122 (queue_insn): Never queue debug insns.
1123 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1124 (schedule_insn): Don't reject debug insns because of issue rate.
1125 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1126 (queue_to_ready): Skip and discount debug insns.
1127 (choose_ready): Let debug insns through.
1128 (schedule_block): Check boundary debug insns. Discount debug
1129 insns, schedule them early. Adjust whitespace.
1130 (set_priorities): Check for boundary debug insns.
1131 (add_jump_dependencies): Use dep_list_size.
1132 (prev_non_location_insn): New.
1133 (check_cfg): Use it.
1134 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1136 (remove_unused_ivs): Reset debug stmts.
1137 * modulo-sched.c (const_iteration_count): Skip debug insns.
1138 (res_MII): Discount debug insns.
1139 (loop_single_full_bb_p): Skip debug insns.
1140 (sms_schedule): Likewise.
1141 (sms_schedule_by_order): Likewise.
1142 (ps_has_conflicts): Likewise.
1143 * caller-save.c (refmarker_fn): New.
1144 (save_call_clobbered_regs): Replace regs with saved mem in
1146 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1147 Call refmarker_fn mark for hardregnos.
1148 (mark_reg_as_referenced): New.
1149 (replace_reg_with_saved_mem): New.
1150 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1151 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1153 (cse_extended_basic_block): Skip debug insns.
1154 (count_reg_usage): Likewise.
1155 (is_dead_reg): New, split out of...
1156 (set_live_p): ... here.
1157 (insn_live_p): Use it for debug insns.
1158 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
1159 (execute_optimize_stdarg): Likewise.
1160 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1161 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
1162 changes in debug stmts as changes.
1163 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
1164 (moveup_expr): Don't move across debug insns. Don't move
1165 debug insn if it would create a bookkeeping block.
1166 (moveup_expr_cached): Don't use cache for debug insns that
1167 are heads of blocks.
1168 (compute_av_set_inside_bb): Skip debug insns.
1169 (sel_rank_for_schedule): Schedule debug insns first. Remove
1171 (block_valid_for_bookkeeping_p); Support lax searches.
1172 (create_block_for_bookkeeping): Adjust block numbers when
1173 encountering debug-only blocks.
1174 (find_place_for_bookkeeping): Deal with debug-only blocks.
1175 (generate_bookkeeping_insn): Accept no place to insert.
1176 (remove_temp_moveop_nops): New argument full_tidying.
1177 (prepare_place_to_insert): Deal with debug insns.
1178 (advance_state_on_fence): Debug insns don't start cycles.
1179 (update_boundaries): Take fence as argument. Deal with
1181 (schedule_expr_on_boundary): No full_tidying on debug insns.
1182 (fill_insns): Deal with debug insns.
1183 (track_scheduled_insns_and_blocks): Don't count debug insns.
1184 (need_nop_to_preserve_insn_bb): New, split out of...
1185 (remove_insn_from_stream): ... this.
1186 (fur_orig_expr_not_found): Skip debug insns.
1187 * rtl.def (VALUE): Move up.
1189 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
1190 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1191 Set it if debug stmts are found.
1192 (statement_sink_location): Skip debug stmts. Propagate
1193 moving defs into debug stmts.
1194 * ifcvt.c (first_active_insn): Skip debug insns.
1195 (last_active_insns): Likewise.
1196 (cond_exec_process_insns): Likewise.
1197 (noce_process_if_block): Likewise.
1198 (check_cond_move_block): Likewise.
1199 (cond_move_convert_if_block): Likewise.
1200 (block_jumps_and_fallthru_p): Likewise.
1201 (dead_or_predicable): Likewise.
1202 * dwarf2out.c (debug_str_hash_forced): New.
1203 (find_AT_string): Add comment.
1204 (gen_label_for_indirect_string): New.
1205 (get_debug_string_label): New.
1206 (AT_string_form): Use it.
1207 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1208 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1209 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1210 several operations that cannot be represented with DWARF opcodes.
1211 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1212 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1213 (dwarf2out_var_location): Take during-call mark into account.
1214 (output_indirect_string): Update comment. Output if there are
1215 label and references.
1216 (prune_indirect_string): New.
1217 (prune_unused_types): Call it if debug_str_hash_forced.
1218 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1219 (dw_long_long_const): Remove.
1220 (struct dw_val_struct): Change val_long_long type to rtx.
1221 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1222 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1223 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1224 component instead of HOST_BITS_PER_LONG.
1225 (output_loc_operands): Likewise. For const8* assert
1226 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1227 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1228 rather than HOST_BITS_PER_LONG is >= 64.
1229 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1231 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1232 HOST_BITS_PER_LONG for dw_val_class_long_long.
1233 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1234 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1235 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1237 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1238 Handle DW_OP_implicit_value.
1239 (extract_int): Move prototype earlier.
1240 (mem_loc_descriptor): For SUBREG punt if inner
1241 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1242 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1243 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1244 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1245 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1246 instead of Pmode size.
1247 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1248 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1249 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1250 (concat_loc_descriptor, concatn_loc_descriptor,
1251 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1252 (add_location_or_const_value_attribute): Likewise. For single
1253 location loc_lists attempt to use add_const_value_attribute
1254 for constant decls. Add DW_AT_const_value even if
1255 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1257 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1258 (control_flow_insn_p): Likewise.
1259 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
1260 (separate_decls_in_region_debug_bind): New.
1261 (separate_decls_in_region): Process debug bind stmts afterwards.
1262 * recog.c (verify_changes): Handle debug insns.
1263 (extract_insn): Likewise.
1264 (peephole2_optimize): Skip debug insns.
1265 * dse.c (scan_insn): Skip debug insns.
1266 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1268 (setup_id_for_insn): Handle debug insns.
1269 (maybe_tidy_empty_bb): Adjust whitespace.
1270 (tidy_control_flow): Skip debug insns.
1271 (sel_remove_insn): Adjust for debug insns.
1272 (sel_estimate_number_of_insns): Skip debug insns.
1273 (create_insn_rtx_from_pattern): Handle debug insns.
1274 (create_copy_of_insn_rtx): Likewise.
1275 * sel-sched-.h (sel_bb_end): Declare.
1276 (sel_bb_empty_or_nop_p): New.
1277 (get_all_loop_exits): Use it.
1278 (_eligible_successor_edge_p): Likewise.
1279 (return_nop_to_pool): Adjust.
1280 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1281 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1282 * gimple-pretty-print.c (dump_gimple_debug): New.
1283 (dump_gimple_stmt): Use it.
1284 (dump_bb_header): Skip gimple debug stmts.
1285 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1286 (fixup_match_2): Likewise.
1287 (regmove_backward_pass): Likewise. Simplify combined
1288 replacement. Handle debug insns.
1289 * function.c (instantiate_virtual_regs): Handle debug insns.
1290 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1291 * print-rtl.h: Include cselib.h.
1292 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
1293 * df.h (df_inns_rescan_debug_internal): Declare.
1294 * gcse.c (alloc_hash_table): Estimate n_insns.
1295 (cprop_insn): Don't regard debug insns as changes.
1296 (bypass_conditional_jumps): Skip debug insns.
1297 (one_pre_gcse_pass): Adjust.
1298 (one_code_hoisting_pass): Likewise.
1299 (compute_ld_motion_mems): Skip debug insns.
1300 (one_cprop_pass): Adjust.
1301 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1302 (if_convertible_stmt_p): Handle debug stmts.
1303 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1304 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1305 * ira-build.c (create_bb_allocnos): Skip debug insns.
1306 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1307 (has_single_use): Likewise.
1308 (single_imm_use): Likewise.
1309 (num_imm_uses): Likewise.
1310 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1311 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1312 (create_outofssa_var_map): Likewise.
1313 * lower-subreg.c (adjust_decomposed_uses): New.
1314 (resolve_debug): New.
1315 (decompose_multiword_subregs): Use it.
1316 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1317 * emit-rtl.c: Include params.h.
1318 (cur_debug_insn_uid): Define.
1319 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1320 (copy_rtx_if_shared_1): Handle debug insns.
1321 (reset_used_flags): Likewise.
1322 (set_used_flags): LIkewise.
1323 (get_max_insn_count): New.
1324 (next_nondebug_insn): New.
1325 (prev_nondebug_insn): New.
1326 (make_debug_insn_raw): New.
1327 (emit_insn_before_noloc): Handle debug insns.
1328 (emit_jump_insn_before_noloc): Likewise.
1329 (emit_call_insn_before_noloc): Likewise.
1330 (emit_debug_insn_before_noloc): New.
1331 (emit_insn_after_noloc): Handle debug insns.
1332 (emit_jump_insn_after_noloc): Likewise.
1333 (emit_call_insn_after_noloc): Likewise.
1334 (emit_debug_insn_after_noloc): Likewise.
1335 (emit_insn_after): Take loc from earlier non-debug insn.
1336 (emit_jump_insn_after): Likewise.
1337 (emit_call_insn_after): Likewise.
1338 (emit_debug_insn_after_setloc): New.
1339 (emit_debug_insn_after): New.
1340 (emit_insn_before): Take loc from later non-debug insn.
1341 (emit_jump_insn_before): Likewise.
1342 (emit_call_insn_before): Likewise.
1343 (emit_debug_insn_before_setloc): New.
1344 (emit_debug_insn_before): New.
1345 (emit_insn): Handle debug insns.
1346 (emit_debug_insn): New.
1347 (emit_jump_insn): Handle debug insns.
1348 (emit_call_insn): Likewise.
1350 (init_emit): Take min-nondebug-insn-uid into account.
1351 Initialize cur_debug_insn_uid.
1352 (emit_copy_of_insn_after): Handle debug insns.
1353 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1354 location of single rhs in place.
1355 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1356 (floor_sdiv_adjust): New.
1357 (cell_sdiv_adjust): New.
1358 (cell_udiv_adjust): New.
1359 (round_sdiv_adjust): New.
1360 (round_udiv_adjust): New.
1361 (wrap_constant): Moved from cselib.
1362 (unwrap_constant): New.
1363 (expand_debug_expr): New.
1364 (expand_debug_locations): New.
1365 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1367 (gimple_expand_cfg): Expand debug locations.
1368 * cselib.c: Include tree-pass.h.
1369 (struct expand_value_data): New.
1370 (cselib_record_sets_hook): New.
1371 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1372 (cselib_clear_table): Move, and implemnet in terms of...
1373 (cselib_reset_table_with_next_value): ... this.
1374 (cselib_get_next_unknown_value): New.
1375 (discard_useless_locs): Don't discard preserved values.
1376 (cselib_preserve_value): New.
1377 (cselib_preserved_value_p): New.
1378 (cselib_preserve_definitely): New.
1379 (cselib_clear_preserve): New.
1380 (cselib_preserve_only_values): New.
1381 (new_cselib_val): Take rtx argument. Dump it in details.
1382 (cselib_lookup_mem): Adjust.
1383 (expand_loc): Take regs_active in struct. Adjust. Silence
1384 dumps unless details are requested.
1385 (cselib_expand_value_rtx_cb): New.
1386 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1387 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1388 without details. Copy more subregs. Try to resolve values
1389 using a callback. Wrap constants.
1390 (cselib_subst_to_values): Adjust.
1391 (cselib_log_lookup): New.
1392 (cselib_lookup): Call it.
1393 (cselib_invalidate_regno): Don't count preserved values as useless.
1394 (cselib_invalidate_mem): Likewise.
1395 (cselib_record_set): Likewise.
1396 (struct set): Renamed to cselib_set, moved to cselib.h.
1397 (cselib_record_sets): Adjust. Call hook.
1398 (cselib_process_insn): Reset table when it would be cleared.
1399 (dump_cselib_val): New.
1400 (dump_cselib_table): New.
1401 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1402 (remove_forwarder_block): Support moving debug stmts.
1403 * cselib.h (cselib_record_sets_hook): Declare.
1404 (cselib_expand_callback): New type.
1405 (cselib_expand_value_rtx_cb): Declare.
1406 (cselib_reset_table_with_next_value): Declare.
1407 (cselib_get_next_unknown_value): Declare.
1408 (cselib_preserve_value): Declare.
1409 (cselib_preserved_value_p): Declare.
1410 (cselib_preserve_only_values): Declare.
1411 (dump_cselib_table): Declare.
1412 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1413 (try_crossjump_to_edge): Likewise.
1414 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1415 dominated blocks when debug stmts are present.
1416 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1417 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1418 (set_var_live_on_entry): Likewise.
1419 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1420 * cfglayout.c (curr_location, last_location): Make static.
1421 (set_curr_insn_source_location): Don't avoid bouncing.
1422 (get_curr_insn_source_location): New.
1423 (get_curr_insn_block): New.
1424 (duplicate_insn_chain): Handle debug insns.
1425 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1427 * common.opt (fcompare-debug): Move to sort order.
1428 (fdump-unnumbered-links): Likewise.
1429 (fvar-tracking-assignments): New.
1430 (fvar-tracking-assignments-toggle): New.
1431 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1432 because of debug stmts.
1433 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1434 (eliminate_unnecessary_stmts): Walk dominated blocks before
1436 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1437 * ira.c (memref_used_between_p): Skip debug insns.
1438 (update_equiv_regs): Likewise.
1439 * sched-deps.c (sd_lists_size): Accept empty list.
1440 (sd_init_insn): Mark debug insns.
1441 (sd_finish_insn): Unmark them.
1442 (sd_add_dep): Reject non-debug deps on debug insns.
1443 (fixup_sched_groups): Give debug insns group treatment.
1445 (sched_analyze_reg): Don't mark debug insns for sched before call.
1446 (sched_analyze_2): Handle debug insns.
1447 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1449 (deps_analyze_insn): Handle debug insns.
1450 (deps_start_bb): Skip debug insns.
1451 (init_deps): Initialize last_debug_insn.
1452 * tree-ssa.c (target_for_debug_bind): New.
1453 (find_released_ssa_name): New.
1454 (propagate_var_def_into_debug_stmts): New.
1455 (propagate_defs_into_debug_stmts): New.
1456 (verify_ssa): Skip debug bind stmts without values.
1457 (warn_uninialized_vars): Skip debug stmts.
1458 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1459 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1460 (rtx_equal_p): Likewise.
1461 * ira-costs.c (scan_one_insn): Skip debug insns.
1462 (process_bb_node_for_hard_reg_moves): Likewise.
1463 * rtl.h (DEBUG_INSN_P): New.
1464 (NONDEBUG_INSN_P): New.
1465 (MAY_HAVE_DEBUG_INSNS): New.
1466 (INSN_P): Accept debug insns.
1467 (RTX_FRAME_RELATED_P): Likewise.
1468 (INSN_DELETED_P): Likewise
1469 (PAT_VAR_LOCATION_DECL): New.
1470 (PAT_VAR_LOCATION_LOC): New.
1471 (PAT_VAR_OCATION_STATUS): New.
1472 (NOTE_VAR_LOCATION_DECL): Reimplement.
1473 (NOTE_VAR_LOCATION_LOC): Likewise.
1474 (NOTE_VAR_LOCATION_STATUS): Likewise.
1475 (INSN_VAR_LOCATION): New.
1476 (INSN_VAR_LOCATION_DECL): New.
1477 (INSN_VAR_LOCATION_LOC): New.
1478 (INSN_VAR_LOCATION_STATUS): New.
1479 (gen_rtx_UNKNOWN_VAR_LOC): New.
1480 (VAR_LOC_UNKNOWN_P): New.
1481 (NOTE_DURING_CALL_P): New.
1482 (SCHED_GROUP_P): Accept debug insns.
1483 (emit_debug_insn_before): Declare.
1484 (emit_debug_insn_before_noloc): Declare.
1485 (emit_debug_insn_beore_setloc): Declare.
1486 (emit_debug_insn_after): Declare.
1487 (emit_debug_insn_after_noloc): Declare.
1488 (emit_debug_insn_after_setloc): Declare.
1489 (emit_debug_insn): Declare.
1490 (make_debug_insn_raw): Declare.
1491 (prev_nondebug_insn): Declare.
1492 (next_nondebug_insn): Declare.
1493 (delegitimize_mem_from_attrs): Declare.
1494 (get_max_insn_count): Declare.
1495 (wrap_constant): Declare.
1496 (unwrap_constant): Declare.
1497 (get_curr_insn_source_location): Declare.
1498 (get_curr_insn_block): Declare.
1499 * tree-inline.c (insert_debug_decl_map): New.
1500 (processing_debug_stmt): New.
1501 (remap_decl): Don't create new mappings in debug stmts.
1502 (remap_gimple_op_r): Don't add references in debug stmts.
1503 (copy_tree_body_r): Likewise.
1504 (remap_gimple_stmt): Handle debug bind stmts.
1505 (copy_bb): Skip debug stmts.
1506 (copy_edges_for_bb): Likewise.
1507 (copy_debug_stmt): New.
1508 (copy_debug_stmts): New.
1509 (copy_body): Copy debug stmts at the end.
1510 (insert_init_debug_bind): New.
1511 (insert_init_stmt): Take id. Skip and emit debug stmts.
1512 (setup_one_parameter): Remap variable earlier, register debug mapping.
1513 (estimate_num_insns): Skip debug stmts.
1514 (expand_call_inline): Preserve debug_map.
1515 (optimize_inline_calls): Check for no debug_stmts left-overs.
1516 (unsave_expr_now): Preserve debug_map.
1517 (copy_gimple_seq_and_replace_locals): Likewise.
1518 (tree_function_versioning): Check for no debug_stmts left-overs.
1519 Init and destroy debug_map as needed. Split edges unconditionally.
1520 (build_duplicate_type): Init and destroy debug_map as needed.
1521 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1522 (struct copy_body_data): Add debug_stmts and debug_map.
1523 * sched-int.h (struct ready_list): Add n_debug.
1524 (struct deps): Add last_debug_insn.
1525 (DEBUG_INSN_SCHED_P): New.
1526 (BOUNDARY_DEBUG_INSN_P): New.
1527 (SCHEDULE_DEBUG_INSN_P): New.
1528 (sd_iterator_cond): Accept empty list.
1529 * combine.c (create_log_links): Skip debug insns.
1530 (combine_instructions): Likewise.
1531 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1532 return value is always unshared.
1533 (struct rtx_subst_pair): New.
1534 (auto_adjust_pair): New.
1535 (propagate_for_debug_subst): New.
1536 (propagate_for_debug): New.
1537 (try_combine): Skip debug insns. Propagate removed defs into
1539 (next_nonnote_nondebug_insn): New.
1540 (distribute_notes): Use it. Skip debug insns.
1541 (distribute_links): Skip debug insns.
1542 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1543 * resource.c (mark_target_live_regs): Likewise.
1544 * var-tracking.c: Include cselib.h and target.h.
1545 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1547 (micro_operation_type_name): New.
1548 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1549 (struct micro_operation_def): Update comments.
1550 (decl_or_value): New type. Use instead of decls.
1551 (struct emit_note_data_def): Add vars.
1552 (struct attrs_def): Use decl_or_value.
1553 (struct variable_tracking_info_def): Add permp, flooded.
1554 (struct location_chain_def): Update comment.
1555 (struct variable_part_def): Use decl_or_value.
1556 (struct variable_def): Make var_part a variable length array.
1558 (scratch_regs): New.
1559 (cselib_hook_called): New.
1560 (dv_is_decl_p): New.
1561 (dv_is_value_p): New.
1564 (dv_as_opaque): New.
1565 (dv_onepart_p): New.
1567 (IS_DECL_CODE): New.
1568 (check_value_is_not_decl): New.
1569 (dv_from_decl): New.
1570 (dv_from_value): New.
1571 (dv_htab_hash): New.
1572 (variable_htab_hash): Use it.
1573 (variable_htab_eq): Support values.
1574 (variable_htab_free): Free from the right pool.
1575 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1576 (attrs_list_union): Adjust.
1577 (attrs_list_mpdv_union): New.
1578 (tie_break_pointers): New.
1579 (canon_value_cmp): New.
1580 (unshare_variable): Return possibly-modified slot.
1581 (vars_copy_1): Adjust.
1582 (var_reg_decl_set): Adjust. Split out of...
1583 (var_reg_set): ... this.
1584 (get_init_value): Adjust.
1585 (var_reg_delete_and_set): Adjust.
1586 (var_reg_delete): Adjust.
1587 (var_regno_delete): Adjust.
1588 (var_mem_decl_set): Split out of...
1589 (var_mem_set): ... this.
1590 (var_mem_delete_and_set): Adjust.
1591 (var_mem_delete): Adjust.
1595 (variable_union): Adjust. Speed up merge of 1-part vars.
1596 (variable_canonicalize): Use unshared slot.
1597 (VALUED_RECURSED_INTO): New.
1598 (find_loc_in_1pdv): New.
1599 (struct dfset_merge): New.
1600 (insert_into_intersection): New.
1601 (intersect_loc_chains): New.
1603 (canonicalize_loc_order_check): New.
1604 (canonicalize_values_mark): New.
1605 (canonicalize_values_star): New.
1606 (variable_merge_over_cur): New.
1607 (variable_merge_over_src): New.
1608 (dataflow_set_merge): New.
1609 (dataflow_set_equiv_regs): New.
1610 (remove_duplicate_values): New.
1611 (struct dfset_post_merge): New.
1612 (variable_post_merge_new_vals): New.
1613 (variable_post_merge_perm_vals): New.
1614 (dataflow_post_merge_adjust): New.
1615 (find_mem_expr_in_1pdv): New.
1616 (dataflow_set_preserve_mem_locs): New.
1617 (dataflow_set_remove_mem_locs): New.
1618 (dataflow_set_clear_at_call): New.
1619 (onepart_variable_different_p): New.
1620 (variable_different_p): Use it.
1621 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
1622 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1624 (track_loc_p): Pass it true.
1625 (struct count_use_info): New.
1626 (find_use_val): New.
1627 (replace_expr_with_values): New.
1629 (use_type): New, partially split out of...
1630 (count_uses): ... this. Count new micro-ops.
1631 (count_uses_1): Adjust.
1632 (count_stores): Adjust.
1633 (count_with_sets): New.
1634 (VAL_NEEDS_RESOLUTION): New.
1635 (VAL_HOLDS_TRACK_EXPR): New.
1636 (VAL_EXPR_IS_COPIED): New.
1637 (VAL_EXPR_IS_CLOBBERED): New.
1638 (add_uses): Adjust. Generate new micro-ops.
1639 (add_uses_1): Adjust.
1640 (add_stores): Generate new micro-ops.
1641 (add_with_sets): New.
1642 (find_src_status): Adjust.
1643 (find_src_set_src): Adjust.
1644 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1645 Handle new micro-ops. Canonicalize value equivalances.
1646 (vt_find_locations): Compute total size of hash tables for
1647 dumping. Perform merge for var-tracking-assignments. Don't
1648 disregard single-block loops.
1649 (dump_attrs_list): Handle decl_or_value.
1650 (dump_variable): Take variable. Deal with decl_or_value.
1651 (dump_variable_slot): New.
1652 (dump_vars): Use it.
1653 (dump_dataflow_sets): Adjust.
1654 (set_slot_part): New, extended to support one-part variables
1655 after splitting out of...
1656 (set_variable_part): ... this.
1657 (clobber_slot_part): New, split out of...
1658 (clobber_variable_part): ... this.
1659 (delete_slot_part): New, split out of...
1660 (delete_variable_part): .... this.
1661 (check_wrap_constant): New.
1662 (vt_expand_loc_callback): New.
1663 (vt_expand_loc): New.
1664 (emit_note_insn_var_location): Adjust. Handle values. Handle
1665 EMIT_NOTE_AFTER_CALL_INSN.
1666 (emit_notes_for_differences_1): Adjust. Handle values.
1667 (emit_notes_for_differences_2): Likewise.
1668 (emit_notes_for_differences): Adjust.
1669 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
1670 Adjust. Handle new micro-ops.
1671 (vt_add_function_parameters): Adjust. Create and bind values.
1672 (vt_initialize): Adjust. Initialize scratch_regs and
1673 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1674 operations. Move some code to count_with_sets and add_with_sets.
1675 (delete_debug_insns): New.
1676 (vt_debug_insns_local): New.
1677 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1679 (var_tracking_main): If var-tracking-assignments is enabled
1680 but var-tracking isn't, delete debug insns and leave. Likewise
1681 if we exceed limits or fail the stack adjustments tests, and
1682 after all var-tracking processing.
1683 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1684 (dataflow_set): Add traversed_vars.
1685 (value_chain, const_value_chain): New typedefs.
1686 (value_chain_pool, value_chains): New variables.
1687 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1688 add_value_chains, add_cselib_value_chains, remove_value_chain,
1689 remove_value_chains, remove_cselib_value_chains): New functions.
1690 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1691 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1693 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1694 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1695 (dst_can_be_shared): New variable.
1696 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1697 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1698 different from set->vars, look up slot again instead of using the
1700 (dataflow_set_init): Initialize traversed_vars.
1701 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1702 lookup if set->vars is shared. Don't keep slot cleared before
1703 calling unshare_variable. Unshare set->vars if needed. Adjust
1704 unshare_variable callers. Clear dst_can_be_shared if needed.
1705 Even ->refcount == 1 vars must be unshared if set->vars is shared
1706 and var needs to be modified.
1707 (dataflow_set_union): Set traversed_vars during canonicalization.
1708 (VALUE_CHANGED, DECL_CHANGED): Define.
1709 (set_dv_changed, dv_changed_p): New static inlines.
1710 (track_expr_p): Clear DECL_CHANGED.
1711 (dump_dataflow_sets): Set it.
1712 (variable_was_changed): Call set_dv_changed.
1713 (emit_note_insn_var_location): Likewise.
1714 (changed_variables_stack): New variable.
1715 (check_changed_vars_1, check_changed_vars_2): New functions.
1716 (emit_notes_for_changes): Do nothing if changed_variables is
1717 empty. Traverse changed_variables with check_changed_vars_1,
1718 call check_changed_vars_2 on each changed_variables_stack entry.
1719 (emit_notes_in_bb): Add SET argument. Just clear it at the
1720 beginning, use it instead of local &set, don't destroy it at the end.
1721 (vt_emit_notes): Call dataflow_set_clear early on all
1722 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1723 computed set, dataflow_set_clear also VTI(bb)->in when we are
1724 done with the basic block. Initialize changed_variables_stack,
1725 free it afterwards. If ENABLE_CHECKING verify that after noting
1726 differences to an empty set value_chains hash table is empty.
1727 (vt_initialize): Initialize value_chains and value_chain_pool.
1728 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1729 (variable_tracking_main): Call dump_dataflow_sets before calling
1730 vt_emit_notes, not after it.
1731 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1732 (propagate_var_def_into_debug_stmts): Declare.
1733 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1734 (df_set_note): Reject debug insns.
1735 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1736 add notes to debug insns.
1737 (df_note_bb_compute): Adjust. Likewise.
1738 (df_simulate_uses): Skip debug insns.
1739 (df_simulate_initialize_backwards): Likewise.
1740 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1741 (subst_stack_regs_pat): Reject debug insns.
1742 (convert_regs_1): Handle debug insns.
1743 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1744 (print-rtl.o): Depend on cselib.h.
1745 (cselib.o): Depend on TREE_PASS_H.
1746 (var-tracking.o): Depend on cselib.h and TARGET_H.
1747 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
1748 (init_ready_list): Skip boundary debug insns.
1749 (add_branch_dependences): Skip debug insns.
1750 (free_block_dependencies): Check for blocks with only debug insns.
1751 (compute_priorities): Likewise.
1752 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1753 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1755 (gimple_build_debug_bind_stat): New.
1756 (empty_body_p): Skip debug stmts.
1757 (gimple_has_side_effects): Likewise.
1758 (gimple_rhs_has_side_effects): Likewise.
1759 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1760 (gimple_build_debug_bind_stat): Declare.
1761 (gimple_build_debug_bind): Define.
1762 (is_gimple_debug): New.
1763 (gimple_debug_bind_p): New.
1764 (gimple_debug_bind_get_var): New.
1765 (gimple_debug_bind_get_value): New.
1766 (gimple_debug_bind_get_value_ptr): New.
1767 (gimple_debug_bind_set_var): New.
1768 (gimple_debug_bind_set_value): New.
1769 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1770 (gimple_debug_bind_reset_value): New.
1771 (gimple_debug_bind_has_value_p): New.
1772 (gsi_next_nondebug): New.
1773 (gsi_prev_nondebug): New.
1774 (gsi_start_nondebug_bb): New.
1775 (gsi_last_nondebug_bb): New.
1776 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1777 (print_insn): Handle DEBUG_INSN.
1778 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1779 of first insn prevail.
1780 (first_stmt): Skip debug stmts.
1781 (first_non_label_stmt): Likewise.
1782 (last_stmt): Likewise.
1783 (has_zero_uses_1): New.
1784 (single_imm_use_1): New.
1785 (verify_gimple_debug): New.
1786 (verify_types_in_gimple_stmt): Handle debug stmts.
1787 (verify_stmt): Likewise.
1788 (debug_loop_num): Skip debug stmts.
1789 (remove_edge_and_dominated_blocks): Remove dominators last.
1790 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
1791 (linearize_expr): Likewise.
1792 * config/i386/i386.c (ix86_delegitimize_address): Call
1793 default implementation.
1794 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
1795 (group_barrier_needed): Skip debug insns.
1796 (emit_insn_group_barriers): Likewise.
1797 (emit_all_insn_group_barriers): Likewise.
1798 (ia64_variable_issue): Handle debug insns.
1799 (ia64_dfa_new_cycle): Likewise.
1800 (final_emit_insn_group_barriers): Skip debug insns.
1801 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1802 def cfa without frame.
1803 (process_set): Likewise.
1804 (process_for_unwind_directive): Pass frame on.
1805 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1806 (rs6000_delegitimize_address): New.
1807 (rs6000_debug_adjust_cost): Handle debug insns.
1808 (is_microcoded_insn): Likewise.
1809 (is_cracked_insn): Likewise.
1810 (is_nonpipeline_insn): Likewise.
1811 (insn_must_be_first_in_group): Likewise.
1812 (insn_must_be_last_in_group): Likewise.
1813 (force_new_group): Likewise.
1814 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1815 contains only debug insns.
1816 (rtl_merge_blocks): Skip debug insns.
1817 (purge_dead_edges): Likewise.
1818 (rtl_block_ends_with_call_p): Skip debug insns.
1819 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1820 (mark_reg_dependencies): Skip debug insns.
1821 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1822 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
1823 * tree-ssa-threadedge.c
1824 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1825 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1826 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1827 (copyprop_hardreg_forward_1): Handle debug insns.
1828 * reload1.c (reload): Skip debug insns. Replace unassigned
1829 pseudos in debug insns with their equivalences.
1830 (eliminate_regs_in_insn): Skip debug insns.
1831 (emit_input_reload_insns): Skip debug insns at first, adjust
1833 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1834 (get_indirect_ref_operands): Pass opf_no_vops on.
1835 (get_expr_operands): Likewise. Skip debug stmts.
1836 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1838 2009-09-01 Richard Henderson <rth@redhat.com>
1840 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1841 stmt_ends_pp_p statements at least once.
1842 * tree-vrp.c (vrp_initialize): Likewise.
1843 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1845 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1848 Fix AIX bootstrap after PR debug/30161
1849 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1850 that is a GNU extension.
1851 (tmpl_value_parm_die_table): Move the definition of this global
1852 outside #ifdef DWARF2_DEBUGGING_INFO region.
1854 2009-09-01 Richard Guenther <rguenther@suse.de>
1856 * tree.c (tree_expr_size): New function.
1857 * tree.h (tree_expr_size): Declare.
1858 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1859 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1860 * langhooks.c (lhd_expr_size): Remove.
1861 * langhooks.h (struct lang_hooks): Remove expr_size.
1862 * explow.c (expr_size): Use tree_expr_size.
1863 (int_expr_size): Likewise.
1864 * langhooks-def.h (lhd_expr_size): Remove.
1865 (LANG_HOOKS_EXPR_SIZE): Likewise.
1866 (LANG_HOOKS_INITIALIZER): Adjust.
1868 2009-09-01 Richard Guenther <rguenther@suse.de>
1870 * tree-flow.h (mark_addressable): Move declaration ...
1871 * tree.h (mark_addressable): ... here.
1872 * stmt.c (expand_asm_operands): Use mark_addressable, not
1873 lang_hooks.mark_addressable.
1874 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1875 LANG_HOOKS_MARK_ADDRESSABLE.
1876 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1877 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1879 2009-08-31 Chris Demetriou <cgd@google.com>
1881 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1882 vectorize if not TARGET_SSE2.
1884 2009-08-31 DJ Delorie <dj@redhat.com>
1886 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1887 registers if no coprocessor is enabled.
1889 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1892 * cgraph.h (cgraph_get_node): Declare ...
1893 * cgraph.c (cgraph_get_node): ... new function.
1894 * dwarf2out.c (gen_generic_params_dies,
1895 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1896 make_ith_pack_parameter_name,
1897 append_entry_to_tmpl_value_parm_die_table,
1898 gen_remaining_tmpl_value_param_die_attribute): New functions.
1899 (gen_subprogram_die): Generate debug info for template parameters
1900 if debug info level is higher than DINFO_LEVEL_TERSE.
1901 Use tree_add_const_value_attribute_for_decl instead of
1902 tree_add_const_value_attribute.
1903 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1904 instead of tree_add_const_value_attribute.
1905 (gen_struct_or_union_type_die): Generate debug
1906 info for template parameters if debug info level is higher than
1908 (tree_add_const_value_attribute): Handle integral and pointer
1909 constants. Update comment.
1910 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1911 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1912 (reference_to_unused): Fix thinko. Remove redundant predicates from
1914 (tree_add_const_value_attribute): Make this work for constant
1916 tree_add_const_value_attribute_for_decl is to be used for variable
1918 (add_location_or_const_value_attribute): Use
1919 tree_add_const_value_attribute_for_decl now.
1920 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1921 DW_TAG_template_value_param DIEs after function DIEs have been
1923 * langhooks.h (lang_hooks_for_types): Add
1924 get_argument_pack_elems.
1925 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1926 (lang_hooks): Added get_innermost_generic_parms,
1927 get_innermost_generic_args.
1928 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1929 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1930 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1931 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1933 2009-08-31 DJ Delorie <dj@redhat.com>
1935 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1936 it once we start generating the prologue or epilogue.
1937 (mep_call_saves_register): If the frame is locked, re-use
1939 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1940 (mep_expand_prologue): Call it.
1941 (mep_expand_epilogue): Likewise.
1942 (mep_start_function): Use the same logic as mep_expand_prologue.
1943 (mep_pass_by_reference): Make logic more readable.
1944 (mep_return_in_memory): Zero-sized objects are passed in memory.
1945 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1947 2009-08-31 Richard Guenther <rguenther@suse.de>
1949 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1950 to query if the memory regions for memmove overlap.
1951 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1952 asserts on pointers, instead deal with odd trees.
1953 (ptr_derefs_may_alias_p): Likewise.
1954 (refs_may_alias_p_1): Constructor bases also never alias.
1956 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1958 * doc/install.texi (Final install): Adjust reference on where to
1959 order printed manuals.
1961 2009-08-30 Olivier Hainque <hainque@adacore.com>
1963 * dwarf2out.c (switch_to_frame_table_section): Move
1964 definition prior to first use.
1966 2009-08-30 Richard Guenther <rguenther@suse.de>
1968 PR tree-optimization/41186
1969 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1970 (ao_ref_init_from_ptr_and_size): New function.
1971 (ref_maybe_used_by_call_p_1): Be more precise tracking
1972 used ranges for builtin functions.
1973 (ref_maybe_used_by_call_p): Adjust.
1974 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1975 ranges for builtin functions.
1976 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1978 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1981 * fwprop.c (get_reg_use_in): Delete.
1982 (free_load_extend): New function.
1983 (forward_propagate_subreg): Use it.
1985 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1987 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1989 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1992 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1995 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1997 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1998 fini or fini_array section.
2000 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2002 * graphite-dependences.c (graphite_legal_transform_bb): Call
2003 pbb_remove_duplicate_pdrs.
2004 * graphite-poly.c (can_collapse_pdr): Removed.
2005 (pdr_find_duplicate): Removed.
2006 (can_collapse_pdrs): New.
2007 (pbb_remove_duplicate_pdrs): New.
2008 (new_poly_dr): Do not look for duplicates.
2009 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2010 (PBB_PDR_DUPLICATES_REMOVED): New.
2011 (pbb_remove_duplicate_pdrs): Declared.
2013 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2015 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2016 the strides by multiplying by PDR_NB_REFS.
2017 * graphite-poly.c (can_collapse_pdr): New.
2018 (pdr_find_duplicate): New.
2019 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2020 Initialize PDR_NB_REFS.
2021 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2023 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2025 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2028 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2031 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2033 * graphite-dependences.c (pddr_original_scattering): Return NULL
2034 for read-read dependence relations.
2035 * graphite-poly.h (enum poly_dr_type): Fix comment.
2038 (pdr_may_write_p): New.
2040 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2042 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2043 (struct poly_dr): Same.
2044 (new_poly_dr): Same.
2045 * graphite-poly.c (new_poly_dr): Same.
2046 * graphite-dependences.c (dot_deps): Disable call to system.
2048 2009-08-28 Cary Coutant <ccoutant@google.com>
2051 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2052 struct/union/enum types local to a function.
2054 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2055 Sebastian Pop <sebastian.pop@amd.com>
2057 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2058 pbb_strip_mine_time_depth. Changed the implementation so that
2059 transformation is expressed as a transformation on
2060 time (scatttering) dimensions. Also, ensures that the 2d+1
2061 scheduling format is preserved.
2062 (pbb_strip_mine_profitable_p): Profitability is based on the
2063 iteration number of a given time (scattering) dimension,
2064 and not on a original loop depth dimension.
2065 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2066 (pbb_do_strip_mine): Call psct_dynamic_dim.
2067 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2068 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2069 (pbb_nb_dynamic_scattering_transform): New.
2070 (psct_dynamic_dim): New.
2072 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2074 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2075 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2076 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2077 * graphite-interchange.c (build_linearized_memory_access): Same.
2078 (memory_stride_in_loop): Same.
2080 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2082 * graphite-dependences.c (pddr_original_scattering): New.
2083 (graphite_legal_transform_dr): Call pddr_original_scattering.
2086 * graphite-dependences.h (dot_deps): Declared.
2087 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2088 (print_pdr): Print PDR_ID.
2089 * graphite-poly.h (struct poly_dr): Add field id.
2092 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2094 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2097 not delete the original dependence relation.
2099 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2101 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2102 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2103 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2104 (free_poly_ddr): New.
2105 (pddr_is_empty): New.
2106 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2107 (dependence_polyhedron): Same. Remove useless gcc_assert.
2109 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2110 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2111 * graphite-dependences.h (enum poly_dependence_kind): New.
2112 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2113 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2114 (PDRP_SINK): Renamed PDDR_SINK.
2115 (PDRP_DDP): Renamed PDDR_DDP.
2117 (free_poly_ddr): Declared.
2118 * graphite-poly.c (new_scop): Use the new hash function names.
2119 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2120 into original_pddrs.
2121 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2123 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2125 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2126 bounds with LT_EXPR to make niter analysis more precise on code
2127 generated by Graphite.
2129 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2131 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2132 (graphite_legal_transform_bb): Same.
2133 (poly_drs_may_alias_p): Same.
2135 2009-08-28 Richard Guenther <rguenther@suse.de>
2137 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2139 2009-08-28 Jan Beulich <jbeulich@novell.com>
2141 * config/i386/netware.c: Include langhooks.h.
2142 (i386_nlm_encode_section_info): Simplify.
2143 (netware_override_options): Delete.
2144 * config/i386/netware.h (netware_override_options): Delete
2146 (OVERRIDE_OPTIONS): Delete definition.
2147 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2148 (ASM_COMMENT_START): Define.
2149 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2151 2009-08-28 Jan Beulich <jbeulich@novell.com>
2153 * configure.ac: For in-tree ld, do a plain version check to
2154 determine whether comdat groups are supported.
2155 * configure: Regenerate.
2157 2009-08-28 Olivier Hainque <hainque@adacore.com>
2159 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
2160 always defined. Reflect definition or absence of such for
2161 COLLECT_EXPORT_LIST. Readability helper.
2162 (scanfilter): New enum, to help control what symbols
2163 are to be considered or ignored by scan_prog_file.
2164 (enum pass): Rename as "scanpass", moved together with scanfilter
2165 prior to scan_prog_file's prototype.
2166 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
2167 Group prototype with the scanpass/scanfilter definitions, factorize
2168 head comments for the several implementations at the prototype.
2169 (main): Reorganize the first pass link control to let AIX
2170 drag only the needed frame tables in executables. Prevent
2171 frame tables collection during the scan aimed at static ctors.
2172 Pre-link and scan for frame tables later to compensate.
2173 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
2174 A C statement to issue assembly directives that create a reference
2175 to the given DWARF table identifier label from the current function
2177 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2178 to differentiate first time section entry. Only emit a .data
2179 tables start identifier label the first time around.
2180 (switch_to_frame_table_section): New function. Helper for
2181 output_call_frame_info to switch possibly BACK into the eh_frame
2182 or the debug_frame section depending on FOR_EH.
2183 (output_call_frame_info): Use helper to first enter the proper
2185 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2186 emit a link to the frame table start label from each function
2188 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2189 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2190 * config/rs6000/rs6000-protos.h: Declare it.
2191 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2193 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2195 * config/sh/sh.c (split_branches): Check the result of
2198 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2200 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2201 using -pthread -fopenmp
2203 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2205 * doc/service.texi (service directory): Update URL.
2207 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2209 PR rtl-optimization/40861
2210 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2211 extract word from a multi-word subreg for negative byte positions.
2213 2009-08-27 Tristan Gingold <gingold@adacore.com>
2214 Douglas B Rupp <rupp@gnat.com>
2216 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2217 (SECTION_VMS_OVERLAY): Define.
2218 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2220 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2222 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2223 common_object declarations.
2224 (ia64_section_type_flags): Set section flag for common_object.
2225 * config/ia64/ia64-protos.h
2226 (ia64_vms_output_aligned_decl_common): Declare.
2227 (ia64_vms_elf_asm_named_section): Declare.
2229 2009-08-27 Michael Matz <matz@suse.de>
2231 * expr.c (expand_expr_real_2): New function taking exploded
2232 unary or binary expression, split out from ...
2233 (expand_expr_real_1): ... here. Move over all unary/binary
2234 switch parts to above function, in particular these codes:
2235 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2236 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2237 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2238 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2239 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2240 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2241 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2242 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2243 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2244 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2245 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2246 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2247 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2248 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2249 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2250 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2251 VEC_PACK_FIX_TRUNC_EXPR.
2252 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2255 2009-08-27 Richard Guenther <rguenther@suse.de>
2257 * gengtype.c (main): Handle uint64_t.
2258 * ipa-utils.c (get_base_var): Indent properly.
2259 * tree-ssa-live.c (debug_scope_block): New function.
2260 * tree-flow.h (debug_scope_block): Declare.
2261 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2262 * basic-block.h (enum profile_status): Rename to
2263 enum profile_status_d.
2264 (x_profile_status): Adjust type.
2266 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2269 * dwarf2out.c (get_context_die): Declare this static function.
2270 (gen_type_die_with_usage): Make sure a DIE is a generated for
2271 the context of a typedef.
2273 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2275 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2278 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2280 * config/mips/mips-protos.h (mips_output_sync): Declare.
2281 (mips_sync_loop_insns): Likewise.
2282 (mips_output_sync_loop): Replace first two parameters with an rtx.
2283 * config/mips/mips.c (mips_multi_member): New structure.
2284 (mips_multi_members): New variable.
2285 (mips_multi_start): New function.
2286 (mips_multi_add): Likewise.
2287 (mips_multi_add_insn): Likewise.
2288 (mips_multi_add_label): Likewise.
2289 (mips_multi_last_index): Likewise.
2290 (mips_multi_copy_insn): Likewise.
2291 (mips_multi_set_operand): Likewise.
2292 (mips_multi_write): Likewise.
2293 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2294 (mips_init_print_operand_punct): Update accordingly.
2295 (mips_start_ll_sc_sync_block): New function.
2296 (mips_end_ll_sc_sync_block): Likewise.
2297 (mips_output_sync): Likewise.
2298 (mips_sync_insn1_template): Likewise.
2299 (mips_sync_insn2_template): Likewise.
2300 (mips_get_sync_operand): Likewise.
2301 (mips_process_sync_loop): Likewise.
2302 (mips_output_sync_loop): Use mips_process_sync_loop.
2303 (mips_sync_loop_insns): New function.
2304 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2305 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2306 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2307 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2308 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2309 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2310 (MIPS_SYNC_OLD_OP_12): Likewise.
2311 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2312 (MIPS_SYNC_NEW_OP_12): Likewise.
2313 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2314 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2315 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2316 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2317 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2318 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2319 * config/mips/mips.md (sync_mem): New attribute.
2320 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2321 (sync_exclusive_mask, sync_required_oldval): Likewise.
2322 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2323 (sync_release_barrier): Likewise.
2324 (length): Handle sync loops.
2325 (sync): Use mips_output_sync.
2326 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2327 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2328 and use mips_output_sync_loop.
2329 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2330 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2331 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2332 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2333 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2334 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2335 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2336 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2337 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2339 2009-08-26 Richard Guenther <rguenther@suse.de>
2342 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2343 the types to not match.
2344 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2346 * tree-ssa.c (useless_type_conversion_p): Conversions to
2347 pointers to unprototyped functions are useless.
2349 2009-08-26 Richard Guenther <rguenther@suse.de>
2351 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2352 whole-program condition, prepare to be called for non-globals.
2353 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2354 params build a representative with known type and track its fields.
2356 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2358 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2359 clearing by a taken branch.
2360 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2361 effectively after bbro pass.
2362 (sync_nand<mode>): Ditto.
2363 (sync_old_<fetchop_name><mode>): Ditto.
2364 (sync_old_nand<mode>): Ditto.
2365 (sync_new_<fetchop_name><mode>): Dito.
2366 (sync_new_nand<mode>): Ditto.
2367 (sync_compare_and_swap<mode>_1): Ditto.
2368 (*sync_compare_and_swap<mode>): Ditto.
2369 (sync_lock_test_and_set<mode>_1): Ditto.
2370 ("sync_lock_test_and_set<mode>): Ditto.
2372 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2374 * hwint.h (HOST_LONG_FORMAT): New macro
2375 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2376 Use HOST_PTR_PRINTF.
2377 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2378 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2379 (HOST_PTR_PRINTF): Document.
2381 2009-08-25 Jan Hubicka <jh@suse.cz>
2383 * config/i386/bmmintrin.h: Replace by #error.
2386 Michael Meissner <michael.meissner@amd.com>
2387 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2388 Tony Linthicum <tony.linthicum@amd.com>
2390 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2391 (TARGET_ROUND): New macro for the round/ptest instructions which
2392 are shared between SSE4.1 and SSE5.
2393 (OPTION_MASK_ISA_ROUND): Ditto.
2394 (OPTION_ISA_ROUND): Ditto.
2395 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2396 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2398 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2399 (-mfused-madd): New switch to give users control over whether the
2400 compiler optimizes to use the multiply/add SSE5 instructions.
2402 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2403 (ix86_handle_option): Turn off 3dnow if -msse5.
2404 (override_options): Add SSE5 support.
2405 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2407 (ix86_expand_sse_movcc): Add SSE5 support.
2408 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2409 vector type to the next largest size.
2410 (ix86_expand_sse5_pack): New function to use pperm to pack a
2411 vector type to the next smallest size.
2412 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2413 (IX86_BUILTIN_FMADDSD): Ditto.
2414 (IX86_BUILTIN_FMADDPS): Ditto.
2415 (IX86_BUILTIN_FMADDPD): Ditto.
2416 (IX86_BUILTIN_FMSUBSS): Ditto.
2417 (IX86_BUILTIN_FMSUBSD): Ditto.
2418 (IX86_BUILTIN_FMSUBPS): Ditto.
2419 (IX86_BUILTIN_FMSUBPD): Ditto.
2420 (IX86_BUILTIN_FNMADDSS): Ditto.
2421 (IX86_BUILTIN_FNMADDSD): Ditto.
2422 (IX86_BUILTIN_FNMADDPS): Ditto.
2423 (IX86_BUILTIN_FNMADDPD): Ditto.
2424 (IX86_BUILTIN_FNMSUBSS): Ditto.
2425 (IX86_BUILTIN_FNMSUBSD): Ditto.
2426 (IX86_BUILTIN_FNMSUBPS): Ditto.
2427 (IX86_BUILTIN_FNMSUBPD): Ditto.
2428 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2429 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2430 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2431 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2432 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2433 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2434 (IX86_BUILTIN_PPERM): Ditto.
2435 (IX86_BUILTIN_PERMPS): Ditto.
2436 (IX86_BUILTIN_PERMPD): Ditto.
2437 (IX86_BUILTIN_PMACSSWW): Ditto.
2438 (IX86_BUILTIN_PMACSWW): Ditto.
2439 (IX86_BUILTIN_PMACSSWD): Ditto.
2440 (IX86_BUILTIN_PMACSWD): Ditto.
2441 (IX86_BUILTIN_PMACSSDD): Ditto.
2442 (IX86_BUILTIN_PMACSDD): Ditto.
2443 (IX86_BUILTIN_PMACSSDQL): Ditto.
2444 (IX86_BUILTIN_PMACSSDQH): Ditto.
2445 (IX86_BUILTIN_PMACSDQL): Ditto.
2446 (IX86_BUILTIN_PMACSDQH): Ditto.
2447 (IX86_BUILTIN_PMADCSSWD): Ditto.
2448 (IX86_BUILTIN_PMADCSWD): Ditto.
2449 (IX86_BUILTIN_PHADDBW): Ditto.
2450 (IX86_BUILTIN_PHADDBD): Ditto.
2451 (IX86_BUILTIN_PHADDBQ): Ditto.
2452 (IX86_BUILTIN_PHADDWD): Ditto.
2453 (IX86_BUILTIN_PHADDWQ): Ditto.
2454 (IX86_BUILTIN_PHADDDQ): Ditto.
2455 (IX86_BUILTIN_PHADDUBW): Ditto.
2456 (IX86_BUILTIN_PHADDUBD): Ditto.
2457 (IX86_BUILTIN_PHADDUBQ): Ditto.
2458 (IX86_BUILTIN_PHADDUWD): Ditto.
2459 (IX86_BUILTIN_PHADDUWQ): Ditto.
2460 (IX86_BUILTIN_PHADDUDQ): Ditto.
2461 (IX86_BUILTIN_PHSUBBW): Ditto.
2462 (IX86_BUILTIN_PHSUBWD): Ditto.
2463 (IX86_BUILTIN_PHSUBDQ): Ditto.
2464 (IX86_BUILTIN_PROTB): Ditto.
2465 (IX86_BUILTIN_PROTW): Ditto.
2466 (IX86_BUILTIN_PROTD): Ditto.
2467 (IX86_BUILTIN_PROTQ): Ditto.
2468 (IX86_BUILTIN_PROTB_IMM): Ditto.
2469 (IX86_BUILTIN_PROTW_IMM): Ditto.
2470 (IX86_BUILTIN_PROTD_IMM): Ditto.
2471 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2472 (IX86_BUILTIN_PSHLB): Ditto.
2473 (IX86_BUILTIN_PSHLW): Ditto.
2474 (IX86_BUILTIN_PSHLD): Ditto.
2475 (IX86_BUILTIN_PSHLQ): Ditto.
2476 (IX86_BUILTIN_PSHAB): Ditto.
2477 (IX86_BUILTIN_PSHAW): Ditto.
2478 (IX86_BUILTIN_PSHAD): Ditto.
2479 (IX86_BUILTIN_PSHAQ): Ditto.
2480 (IX86_BUILTIN_FRCZSS): Ditto.
2481 (IX86_BUILTIN_FRCZSD): Ditto.
2482 (IX86_BUILTIN_FRCZPS): Ditto.
2483 (IX86_BUILTIN_FRCZPD): Ditto.
2484 (IX86_BUILTIN_CVTPH2PS): Ditto.
2485 (IX86_BUILTIN_CVTPS2PH): Ditto.
2486 (IX86_BUILTIN_COMEQSS): Ditto.
2487 (IX86_BUILTIN_COMNESS): Ditto.
2488 (IX86_BUILTIN_COMLTSS): Ditto.
2489 (IX86_BUILTIN_COMLESS): Ditto.
2490 (IX86_BUILTIN_COMGTSS): Ditto.
2491 (IX86_BUILTIN_COMGESS): Ditto.
2492 (IX86_BUILTIN_COMUEQSS): Ditto.
2493 (IX86_BUILTIN_COMUNESS): Ditto.
2494 (IX86_BUILTIN_COMULTSS): Ditto.
2495 (IX86_BUILTIN_COMULESS): Ditto.
2496 (IX86_BUILTIN_COMUGTSS): Ditto.
2497 (IX86_BUILTIN_COMUGESS): Ditto.
2498 (IX86_BUILTIN_COMORDSS): Ditto.
2499 (IX86_BUILTIN_COMUNORDSS): Ditto.
2500 (IX86_BUILTIN_COMFALSESS): Ditto.
2501 (IX86_BUILTIN_COMTRUESS): Ditto.
2502 (IX86_BUILTIN_COMEQSD): Ditto.
2503 (IX86_BUILTIN_COMNESD): Ditto.
2504 (IX86_BUILTIN_COMLTSD): Ditto.
2505 (IX86_BUILTIN_COMLESD): Ditto.
2506 (IX86_BUILTIN_COMGTSD): Ditto.
2507 (IX86_BUILTIN_COMGESD): Ditto.
2508 (IX86_BUILTIN_COMUEQSD): Ditto.
2509 (IX86_BUILTIN_COMUNESD): Ditto.
2510 (IX86_BUILTIN_COMULTSD): Ditto.
2511 (IX86_BUILTIN_COMULESD): Ditto.
2512 (IX86_BUILTIN_COMUGTSD): Ditto.
2513 (IX86_BUILTIN_COMUGESD): Ditto.
2514 (IX86_BUILTIN_COMORDSD): Ditto.
2515 (IX86_BUILTIN_COMUNORDSD): Ditto.
2516 (IX86_BUILTIN_COMFALSESD): Ditto.
2517 (IX86_BUILTIN_COMTRUESD): Ditto.
2518 (IX86_BUILTIN_COMEQPS): Ditto.
2519 (IX86_BUILTIN_COMNEPS): Ditto.
2520 (IX86_BUILTIN_COMLTPS): Ditto.
2521 (IX86_BUILTIN_COMLEPS): Ditto.
2522 (IX86_BUILTIN_COMGTPS): Ditto.
2523 (IX86_BUILTIN_COMGEPS): Ditto.
2524 (IX86_BUILTIN_COMUEQPS): Ditto.
2525 (IX86_BUILTIN_COMUNEPS): Ditto.
2526 (IX86_BUILTIN_COMULTPS): Ditto.
2527 (IX86_BUILTIN_COMULEPS): Ditto.
2528 (IX86_BUILTIN_COMUGTPS): Ditto.
2529 (IX86_BUILTIN_COMUGEPS): Ditto.
2530 (IX86_BUILTIN_COMORDPS): Ditto.
2531 (IX86_BUILTIN_COMUNORDPS): Ditto.
2532 (IX86_BUILTIN_COMFALSEPS): Ditto.
2533 (IX86_BUILTIN_COMTRUEPS): Ditto.
2534 (IX86_BUILTIN_COMEQPD): Ditto.
2535 (IX86_BUILTIN_COMNEPD): Ditto.
2536 (IX86_BUILTIN_COMLTPD): Ditto.
2537 (IX86_BUILTIN_COMLEPD): Ditto.
2538 (IX86_BUILTIN_COMGTPD): Ditto.
2539 (IX86_BUILTIN_COMGEPD): Ditto.
2540 (IX86_BUILTIN_COMUEQPD): Ditto.
2541 (IX86_BUILTIN_COMUNEPD): Ditto.
2542 (IX86_BUILTIN_COMULTPD): Ditto.
2543 (IX86_BUILTIN_COMULEPD): Ditto.
2544 (IX86_BUILTIN_COMUGTPD): Ditto.
2545 (IX86_BUILTIN_COMUGEPD): Ditto.
2546 (IX86_BUILTIN_COMORDPD): Ditto.
2547 (IX86_BUILTIN_COMUNORDPD): Ditto.
2548 (IX86_BUILTIN_COMFALSEPD): Ditto.
2549 (IX86_BUILTIN_COMTRUEPD): Ditto.
2550 (IX86_BUILTIN_PCOMEQUB): Ditto.
2551 (IX86_BUILTIN_PCOMNEUB): Ditto.
2552 (IX86_BUILTIN_PCOMLTUB): Ditto.
2553 (IX86_BUILTIN_PCOMLEUB): Ditto.
2554 (IX86_BUILTIN_PCOMGTUB): Ditto.
2555 (IX86_BUILTIN_PCOMGEUB): Ditto.
2556 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2557 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2558 (IX86_BUILTIN_PCOMEQUW): Ditto.
2559 (IX86_BUILTIN_PCOMNEUW): Ditto.
2560 (IX86_BUILTIN_PCOMLTUW): Ditto.
2561 (IX86_BUILTIN_PCOMLEUW): Ditto.
2562 (IX86_BUILTIN_PCOMGTUW): Ditto.
2563 (IX86_BUILTIN_PCOMGEUW): Ditto.
2564 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2565 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2566 (IX86_BUILTIN_PCOMEQUD): Ditto.
2567 (IX86_BUILTIN_PCOMNEUD): Ditto.
2568 (IX86_BUILTIN_PCOMLTUD): Ditto.
2569 (IX86_BUILTIN_PCOMLEUD): Ditto.
2570 (IX86_BUILTIN_PCOMGTUD): Ditto.
2571 (IX86_BUILTIN_PCOMGEUD): Ditto.
2572 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2573 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2574 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2575 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2576 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2577 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2578 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2579 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2580 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2581 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2582 (IX86_BUILTIN_PCOMEQB): Ditto.
2583 (IX86_BUILTIN_PCOMNEB): Ditto.
2584 (IX86_BUILTIN_PCOMLTB): Ditto.
2585 (IX86_BUILTIN_PCOMLEB): Ditto.
2586 (IX86_BUILTIN_PCOMGTB): Ditto.
2587 (IX86_BUILTIN_PCOMGEB): Ditto.
2588 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2589 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2590 (IX86_BUILTIN_PCOMEQW): Ditto.
2591 (IX86_BUILTIN_PCOMNEW): Ditto.
2592 (IX86_BUILTIN_PCOMLTW): Ditto.
2593 (IX86_BUILTIN_PCOMLEW): Ditto.
2594 (IX86_BUILTIN_PCOMGTW): Ditto.
2595 (IX86_BUILTIN_PCOMGEW): Ditto.
2596 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2597 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2598 (IX86_BUILTIN_PCOMEQD): Ditto.
2599 (IX86_BUILTIN_PCOMNED): Ditto.
2600 (IX86_BUILTIN_PCOMLTD): Ditto.
2601 (IX86_BUILTIN_PCOMLED): Ditto.
2602 (IX86_BUILTIN_PCOMGTD): Ditto.
2603 (IX86_BUILTIN_PCOMGED): Ditto.
2604 (IX86_BUILTIN_PCOMFALSED): Ditto.
2605 (IX86_BUILTIN_PCOMTRUED): Ditto.
2606 (IX86_BUILTIN_PCOMEQQ): Ditto.
2607 (IX86_BUILTIN_PCOMNEQ): Ditto.
2608 (IX86_BUILTIN_PCOMLTQ): Ditto.
2609 (IX86_BUILTIN_PCOMLEQ): Ditto.
2610 (IX86_BUILTIN_PCOMGTQ): Ditto.
2611 (IX86_BUILTIN_PCOMGEQ): Ditto.
2612 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2613 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2614 (enum multi_arg_type): New enum for describing the various SSE5
2615 intrinsic argument types.
2616 (bdesc_multi_arg): New table for SSE5 intrinsics.
2617 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2618 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2620 (ix86_expand_builtin): Add SSE5 intrinsic support.
2621 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2622 operand instructions.
2623 (ix86_expand_sse5_multiple_memory): New function to split the
2624 second memory reference from SSE5 instructions.
2625 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2626 (ix86_return_pops_args): Use stdarg_p to determine if the function
2627 has variable arguments.
2628 (ix86_setup_incoming_varargs): Ditto.
2629 (x86_this_parameter): Ditto.
2631 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2633 (ix86_expand_sse5_pack): Ditto.
2634 (ix86_sse5_valid_op_p): Ditto.
2635 (ix86_expand_sse5_multiple_memory): Ditto.
2637 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2638 constant for SSE5 support.
2639 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2640 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2641 (UNSPEC_SSE5_PERMUTE): Ditto.
2642 (UNSPEC_SSE5_ASHIFT): Ditto.
2643 (UNSPEC_SSE5_LSHIFT): Ditto.
2644 (UNSPEC_FRCZ): Ditto.
2645 (UNSPEC_CVTPH2PS): Ditto.
2646 (UNSPEC_CVTPS2PH): Ditto.
2647 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2649 (COM_FALSE_S): Ditto.
2650 (COM_FALSE_P): Ditto.
2651 (COM_TRUE_S): Ditto.
2652 (COM_TRUE_P): Ditto.
2653 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2654 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2656 (memory attribute): Ditto.
2657 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2658 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2659 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2660 (floor<mode>2): Ditto.
2661 (ceil<mode>2): Ditto.
2662 (btrunc<mode>2): Ditto.
2663 (nearbyintdf2): Ditto.
2664 (nearbyintsf2): Ditto.
2665 (sse_setccsf): Disable if SSE5.
2666 (sse_setccdf): Ditto.
2667 (sse5_setcc<mode>): New support for SSE5 conditional move.
2668 (sse5_pcmov_<mode>): Ditto.
2670 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2672 (SSEMODEF2P): Ditto.
2673 (ssemodesuffixf4): New mode attribute for SSE5.
2674 (ssemodesuffixf2s): Ditto.
2675 (ssemodesuffixf2c): Ditto.
2676 (sserotatemax): Ditto.
2677 (ssescalarmode): Ditto.
2678 (sse_maskcmpv4sf3): Disable if SSE5.
2679 (sse_maskcmpv2df3): Ditto.
2680 (sse_vmmaskcmpv4sf3): Ditto.
2681 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2682 (sse5_vmfmadd<mode>4): Ditto.
2683 (sse5_fmsub<mode>4): Ditto.
2684 (sse5_vmfmsub<mode>4): Ditto.
2685 (sse5_fnmadd<mode>4): Ditto.
2686 (sse5_vmfnmadd<mode>4): Ditto.
2687 (sse5_fnmsub<mode>4): Ditto.
2688 (sse5_vmfnmsub<mode>4): Ditto.
2689 (sse5i_fmadd<mode>4): Ditto.
2690 (sse5i_fmsub<mode>4): Ditto.
2691 (sse5i_fnmadd<mode>4): Ditto.
2692 (sse5i_fnmsub<mode>4): Ditto.
2693 (sse5i_vmfmadd<mode>4): Ditto.
2694 (sse5i_vmfmsub<mode>4): Ditto.
2695 (sse5i_vmfnmadd<mode>4): Ditto.
2696 (sse5i_vmfnmsub<mode>4): Ditto.
2697 (mulv16qi3): Add SSE5 support.
2699 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2700 (sse2_mulv4si3): Disable if SSE5.
2701 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2702 (sse4_1_roundps): Ditto.
2703 (sse4_1_roundsd): Ditto.
2704 (sse4_1_roundss): Ditto.
2705 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2707 (sse_maskcmpsf3): Ditto.
2708 (sse_vmmaskcmpv4sf3): Ditto.
2709 (sse2_maskcmpv2df3): Ditto.
2710 (sse2_maskcmpdf3): Ditto.
2711 (sse2_vmmaskcmpv2df3): Ditto.
2712 (sse2_eq<mode>3): Ditto.
2713 (sse2_gt<mode>3): Ditto.
2714 (sse5_pcmov_<mode>): Add SSE5 support.
2715 (vec_unpacku_hi_v16qi): Ditto.
2716 (vec_unpacks_hi_v16qi): Ditto.
2717 (vec_unpacku_lo_v16qi): Ditto.
2718 (vec_unpacks_lo_v16qi): Ditto.
2719 (vec_unpacku_hi_v8hi): Ditto.
2720 (vec_unpacks_hi_v8hi): Ditto.
2721 (vec_unpacku_lo_v8hi): Ditto.
2722 (vec_unpacks_lo_v8hi): Ditto.
2723 (vec_unpacku_hi_v4si): Ditto.
2724 (vec_unpacks_hi_v4si): Ditto.
2725 (vec_unpacku_lo_v4si): Ditto.
2726 (vec_unpacks_lo_v4si): Ditto.
2727 (sse5_pmacsww): New SSE5 intrinsic insn.
2728 (sse5_pmacssww): Ditto.
2729 (sse5_pmacsdd): Ditto.
2730 (sse5_pmacssdd): Ditto.
2731 (sse5_pmacssdql): Ditto.
2732 (sse5_pmacssdqh): Ditto.
2733 (sse5_pmacsdqh): Ditto.
2734 (sse5_pmacsswd): Ditto.
2735 (sse5_pmacswd): Ditto.
2736 (sse5_pmadcsswd): Ditto.
2737 (sse5_pmadcswd): Ditto.
2738 (sse5_pcmov_<move>): Conditional move support on SSE5.
2739 (sse5_phaddbw): New SSE5 intrinsic insn.
2740 (sse5_phaddbd): Ditto.
2741 (sse5_phaddbq): Ditto.
2742 (sse5_phaddwd): Ditto.
2743 (sse5_phaddwq): Ditto.
2744 (sse5_phadddq): Ditto.
2745 (sse5_phaddubw): Ditto.
2746 (sse5_phaddubd): Ditto.
2747 (sse5_phaddubq): Ditto.
2748 (sse5_phadduwd): Ditto.
2749 (sse5_phadduwq): Ditto.
2750 (sse5_phaddudq): Ditto.
2751 (sse5_phsubbw): Ditto.
2752 (sse5_phsubwd): Ditto.
2753 (sse5_phsubdq): Ditto.
2754 (sse5_pperm): Ditto.
2755 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2756 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2757 (sse5_pperm_sign_v8hi_v4si): Ditto.
2758 (sse5_pperm_zero_v8hi_v4si): Ditto.
2759 (sse5_pperm_sign_v4si_v2di): Ditto.
2760 (sse5_pperm_sign_v4si_v2di): Ditto.
2761 (sse5_pperm_pack_v2di_v4si): Ditto.
2762 (sse5_pperm_pack_v4si_v8hi): Ditto.
2763 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2764 (sse5_perm<mode>): New SSE5 intrinsic insn.
2765 (rotl<mode>3): Ditto.
2766 (sse5_rotl<mode>3): Ditto.
2767 (sse5_ashl<mode>3): Ditto.
2768 (sse5_lshl<mode>3): Ditto.
2769 (sse5_frcz<mode>2): Ditto.
2770 (sse5s_frcz<mode>2): Ditto.
2771 (sse5_cvtph2ps): Ditto.
2772 (sse5_cvtps2ph): Ditto.
2773 (sse5_vmmaskcmp<mode>3): Ditto.
2774 (sse5_com_tf<mode>3): Ditto.
2775 (sse5_maskcmp<mode>3): Ditto.
2776 (sse5_maskcmp_uns<mode>3): Ditto.
2777 (sse5_maskcmp_uns2<mode>3): Ditto.
2778 (sse5_pcom_tf<mode>3): Ditto.
2780 * config/i386/predicates.md (sse5_comparison_float_operator):
2781 New predicate to match the comparison operators supported by
2782 the SSE5 com instruction.
2783 (ix86_comparison_int_operator): New predicate to match just the
2784 signed int comparisons.
2785 (ix86_comparison_uns_operator): New predicate to match just the
2786 unsigned int comparisons.
2788 * doc/invoke.texi (-msse5): Add documentation.
2789 (-mfused-madd): Ditto.
2791 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2793 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2795 (x86_64-*-*): Ditto.
2797 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2799 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2800 intrinisics for SSE5.
2802 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2805 * config/i386/mmintrin-common.h: New file, to contain common
2806 instructions between SSE4.1 and SSE5.
2808 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2809 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2810 (gen_regparm_prefix): Ditto.
2812 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2813 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2814 prototype_p to determine if a function is prototyped.
2816 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2818 * c-common.c (c_common_reswords) add the alignof keyword,
2819 with same RID as __alignof and __alignof__
2821 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2823 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2824 * hooks.c (hook_bool_const_int_const_int_true): New function.
2825 * target.h (struct gcc_target): Add can_eliminate field.
2826 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2827 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2828 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2829 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2830 (elim_table): Revise comment.
2831 * system.h (CAN_ELIMINATE): Poison.
2832 * defaults.h (CAN_ELIMINATE): Remove.
2833 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2835 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2836 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2838 (alpha_vms_can_eliminate): Declare as static, change return type to
2840 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2842 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2843 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2844 (arm_can_eliminate): New function.
2846 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2847 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2848 (avr_can_eliminate): Declare as static.
2849 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2851 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2852 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2853 (bfin_can_eliminate): New function.
2855 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2856 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2857 (crx_can_eliminate): New function.
2859 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2860 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2861 (fr30_can_eliminate): New function.
2863 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2864 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2865 (frv_can_eliminate): New function.
2867 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2868 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2869 (h8300_can_eliminate): New function.
2871 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2872 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2873 (i386_can_eliminate): Declare as static, change return type to bool.
2874 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2876 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2877 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2878 (ia64_can_eliminate): New function.
2880 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2881 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2882 (iq2000_can_eliminate): New function.
2884 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2885 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2886 (m32r_can_eliminate): New function.
2888 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2889 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2890 (m68hc11_can_eliminate): New function.
2892 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2893 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2894 (m68k_can_eliminate): New function.
2896 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2897 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2898 (mep_can_eliminate): New function.
2900 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2901 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2902 (mips_can_eliminate): New function.
2904 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2905 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2906 (rs6000_can_eliminate): New function.
2908 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2909 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2910 (s390_can_eliminate): Declare as static.
2911 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2913 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2914 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2915 (score_can_eliminate): New function.
2917 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2918 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2919 (sparc_can_eliminate): Declare as static.
2920 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2922 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2923 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2924 (xstormy16_can_eliminate): New function.
2926 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2927 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2928 (v850_can_eliminate): New function.
2930 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2932 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2933 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2934 (*movdfcc_ext[1234]): Disable for IEEE mode.
2936 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2938 * gimplify.c (prepare_gimple_addressable): New static function.
2939 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2941 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2942 manually fiddling with it.
2944 2009-08-25 Michael Matz <matz@suse.de>
2946 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2947 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2949 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2950 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2951 (do_jump): Split out code for simple binary comparisons into ...
2952 (do_jump_1): ... this, taking the individual operands and code.
2953 Change callers to helper function above accordingly.
2954 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2957 2009-08-25 Michael Matz <matz@suse.de>
2959 * expr.h (struct separate_ops, sepops): New type for passing
2960 around an exploded simple expression.
2961 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2962 Use this structure instead of expression tree.
2963 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2964 expression, only its type.
2965 (expand_vec_cond_expr): Take type and individual operands instead
2967 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2968 expand_vec_shift_expr): Change prototype accordingly.
2969 * tree-vect-stmts.c (vectorizable_condition): Change call of
2970 expand_vec_cond_expr_p to pass only type.
2971 * expr.c (do_store_flags): Change prototype and implementation
2972 to take an exploded expression.
2973 (expand_expr_real_1): New local ops initialized with details
2974 of the full expression. Use it instead of full
2975 expression in calls to do_store_flags, expand_vec_cond_expr,
2976 expand_widen_pattern_expr and expand_vec_shift_expr.
2978 2009-08-25 Michael Matz <matz@suse.de>
2980 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2981 treeop2 initialized with first three operands of the full expression.
2982 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2984 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2986 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2987 (__gthread_objc_condition_allocate): Mark arguments as unused.
2988 (__gthread_objc_condition_deallocate): Likewise.
2989 (__gthread_objc_condition_wait): Likewise.
2990 (__gthread_objc_condition_broadcast): Likewise.
2991 (__gthread_objc_condition_signal): Likewise.
2992 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2993 (__gthread_objc_thread_id): Likewise.
2995 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2998 * tree-pretty-print.c (print_call_name): Print the correct call name
2999 for procedure pointer components.
3001 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3003 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3004 default_promote_function_mode when not VMS.
3006 2009-08-24 Olivier Hainque <hainque@adacore.com>
3008 * convert.c (convert_to_integer): Don't assume an input pointer is
3009 POINTER_SIZE wide. Fetch from the type instead.
3011 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3013 * configure.ac (AC_PREREQ): Bump to 2.64.
3015 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3017 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3018 (process_command): Don't search standard_exec_prefix_1 and
3019 standard_exec_prefix_2.
3021 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3023 * config/arm/arm.c (output_return_instruction): Handle for
3026 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3028 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3030 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3032 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3033 (*arm_movdf_vfp): Likewise.
3035 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3037 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3038 (vashr<mode>3): Rename from ashr<mode>3.
3039 (vlshr<mode>3): Rename from lshr<mode>3.
3041 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3044 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3045 (check_format_info_main): Use scalar_identify_flag.
3046 (check_format_types): Check for scalar size identity if
3047 scalar_identify_flag is set.
3048 (printf_length_specs): Extend by new field.
3049 (asm_fprintf_length_specs): Likewise.
3050 (gcc_diag_length_specs): Likewise.
3051 (scanf_length_specs): Likewise.
3052 (strfmon_length_specs): Likewise.
3053 (gcc_gfc_length_specs): Likewise.
3054 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3055 (ms_printf_flag_specs): Likewise.
3056 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3058 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3061 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3062 (*call_value_pop_1): Ditto.
3063 (*sibcall_pop_1): New insn pattern.
3064 (*sibcall_value_pop_1): Ditto.
3066 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3069 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3072 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3075 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3076 (get_reg_use_in): New function.
3077 (forward_propagate_subreg): Propagate through subreg of zero_extend
3080 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3082 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3083 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3085 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3087 * configure.ac: Remove --with-datarootdir, --with-docdir,
3088 --with-htmldir switches. No need to call AC_SUBST for
3089 datarootdir, docdir, htmldir any more.
3090 * configure: Regenerate.
3091 * doc/install.texi (Configuration): Document --datarootdir,
3092 --docdir, --htmldir, --pdfdir; update documentation for
3093 --infodir, --mandir.
3094 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3097 * aclocal.m4: Regenerate.
3098 * config.in: Regenerate.
3099 * configure: Regenerate.
3101 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3102 Olivier Hainque <hainque@adacore.com>
3104 * config/ia64/ia64.c: Include libfuncs.h.
3105 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3106 (ia64_expand_call): Use reg 25 on VMS.
3107 (ia64_initialize_trampoline): Fix for VMS ABI.
3108 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3109 (ia64_function_arg): Initialize reg 25 on VMS.
3110 Fix OpenVMS ABI issues for varargs.
3111 For OpenVMS, emit the Argument Information register set in the
3112 incoming/sibcall case as well.
3113 (ia64_arg_type): New function.
3114 (ia64_function_arg_advance): Keep track of cum->words.
3115 Fix OpenVMS ABI issues for varargs.
3116 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3117 (ia64_override_options): Set flag_no_common on VMS.
3118 (ia64_init_builtins): Disable FWRITE builtin.
3119 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3120 (ia64_vms_init_libfuncs): Add decc$ routines.
3121 (ia64_vms_valid_pointer_mode): New function.
3122 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3123 (ia64_promote_function_mode): New function
3124 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3125 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3126 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3127 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3128 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3129 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3130 Suppress trailing '#' if VALUE is numeric.
3131 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3132 ia64_promote_function_mode.
3133 (TARGET_VALID_POINTER_MODE): Define.
3135 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3138 * config/rs6000/rs6000.c (rs6000_override_options): Use
3139 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3142 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3143 reporting of vector + decimal/boolean/complex error.
3145 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3147 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3148 __vector double TYPE_DECL.
3150 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3152 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3153 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3154 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
3155 to pointer to enum machine_mode. Update all callers as needed.
3157 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3159 * config/alpha/alpha.md (exception_receiver): Emit alternative
3160 GP load sequence if flag_reorder_blocks_and_partition is set.
3161 (*exception_receiver_2): Also enable when
3162 flag_reorder_blocks_and_partition is set.
3164 2009-08-20 Matt Rice <ratmice@gmail.com>
3165 Diego Novillo <dnovillo@google.com>
3167 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
3170 2009-08-20 Richard Guenther <rguenther@suse.de>
3172 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
3173 * c-tree.h (c_dup_lang_specific_decl): Remove.
3174 (struct lang_decl, struct lang_type): Move definitions ...
3175 * c-lang.h: ... here. New file.
3176 * c-decl.c: Include c-lang.h.
3177 (c_dup_lang_specific_decl): Remove.
3178 * c-typeck.c: Include c-lang.h.
3179 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3180 (c-typeck.o): Likewise.
3181 * c-config-lang.in (gtfiles): Add c-lang.h.
3182 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3185 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3187 * config/alpha/alpha.c (alpha_end_function): Do not clear
3188 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3189 this is now handled in generic code.
3191 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3193 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3194 (s390_z10_fix_long_loop_prediction): New function.
3195 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3196 (s390_reorg): Walk over the INSNs and invoke
3197 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3199 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3201 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3202 "*brx_64bit", "*brx_31bit"): New patterns.
3203 * config/s390/s390.c ('E'): New output modifier.
3205 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3206 Richard Earnshaw <richard.earnshaw@arm.com>
3208 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3209 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3211 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3213 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3215 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3216 for mode mode of operand0 when doing secondary reload for SAR.
3218 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3221 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3222 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3224 2009-08-19 Jason Merrill <jason@redhat.com>
3226 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3227 supported template depth in C++0x.
3229 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3231 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3232 free_after_compilation.
3233 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3234 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3235 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3236 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3237 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3238 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3239 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3241 2009-08-19 Ian Lance Taylor <iant@google.com>
3243 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3244 of (plus (mult (neg B) C) A).
3246 2009-08-18 Michael Matz <matz@suse.de>
3248 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3249 instead of comparing TYPE_MAIN_VARIANT for equality.
3250 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3251 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3252 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3253 * gimplify.c (goa_lhs_expr_p): Ditto and use
3254 STRIP_USELESS_TYPE_CONVERSION.
3256 2009-08-18 Michael Matz <matz@suse.de>
3258 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3259 first field in a struct.
3260 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3262 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3264 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3265 locators before emit_insn is called. Remove assert that
3267 (alpha_end_function): Clear crtl->emit structure and free insn
3268 locators if cfun->is_thunk is true.
3270 2009-08-18 Jason Merrill <jason@redhat.com>
3272 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3274 * configure.ac: Test for it.
3275 * configure, config.in: Regenerate.
3276 * doc/install.texi: Document --enable-gnu-unique-object.
3278 2009-08-18 Richard Guenther <rguenther@suse.de>
3281 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3282 pow(x,y*z) only if x is nonnegative.
3284 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3286 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3290 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3291 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3293 2009-08-17 DJ Delorie <dj@redhat.com>
3295 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3296 * config/m32c/prologue.md (epilogue_freit): New.
3298 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3299 (bank_switch_p): Likewise.
3300 (fast_interrupt_p): Likewise.
3301 (interrupt_p): Likewise.
3302 (m32c_conditional_register_usage): Round memregs size up.
3303 (need_to_save): We only need to save $a0 when we use ENTER.
3304 (interrupt_p): Check for fast_interrupt too.
3305 (bank_switch_p): New.
3306 (fast_interrupt_p): New.
3307 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3308 (m32c_emit_prolog): Support bank switching and fast interrupts.
3309 * doc/extend.texi (Function Attributes): Add bank_switch and
3312 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3314 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3315 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3317 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3319 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3320 (menu): Add IA-64/VMS Options.
3321 (IA-64/VMS Options): Likewise.
3323 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3326 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3328 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3330 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3331 (mips_pop_asm_switch): Likewise.
3332 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3334 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3335 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3336 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3337 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3338 instead of set_noreorder.
3339 (mips_output_function_prologue): Use the new functions.
3340 (mips_output_function_epilogue): Likewise.
3341 (mips_need_noat_wrapper_p): New function, split out from...
3342 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3343 Use mips_push_asm_switch and mips_pop_asm_switch.
3344 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3345 and mips_pop_asm_switch.
3346 (ASM_OUTPUT_REG_POP): Likewise.
3347 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3348 Use mips_pop_asm_switch.
3349 (mips_asm_switch): New structure.
3350 (set_noreorder, set_nomacro): Replace with...
3351 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3352 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3353 instead of set_nomacro.
3354 (fix_truncsfsi2_macro): Likewise.
3355 (cprestore): Likewise.
3356 (hazard): Use mips_noreorder instead of set_noreorder.
3357 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3359 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3361 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3362 from prev_active_insn.
3364 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3366 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3367 * config/avr/avr.c (avr_override_options): Initialize
3368 avr_current_arch variable.
3369 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3370 __AVR_HAVE_16BIT_SP__ according to the device type.
3371 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3373 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3374 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3376 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3379 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3380 generating inlined subroutine die only. We shouldn't be
3381 called for anything else.
3382 (gen_block_die): Don't generate inline subroutine debug info for
3385 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3387 * graphite-poly.c (print_pbb): Print PBB index.
3389 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3392 * graphite-interchange.c (ppl_max_for_le): Moved...
3393 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3394 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3395 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3396 * graphite-ppl.h (ppl_max_for_le): Declared.
3398 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3400 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3401 supported on all platforms.
3402 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3403 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3404 * c-pragma.c: Likewise.
3405 * target-def.h (TARGET_INITIALIZER): Remove
3406 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3407 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3409 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3411 * config/ia64/fde-vms.c: New file.
3412 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3413 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3414 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3415 (uw_frame_state_for): Only register a personality routine if it is
3416 known to be compatible with our expectations.
3417 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3418 Declare unw_table_entry stack variable and
3419 mod all calls to _Unwind_FindTableEntry to add arg.
3420 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3421 (_Unwind_FindTableEntry): Add arg to prototype.
3423 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3425 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3426 field 'signal_pfs_loc'.
3427 (uw_frame_state_for): Remove duplicate code dealing with leaf
3428 procedures without unwind info.
3429 If in the frame after unwinding through a signal handler, restore
3430 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3431 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3432 'pfs_loc' to the AR.PFS location in the signal context; instead
3433 set 'signal_pfs_loc'.
3434 Manually generate the unwind info for the AR.PFS register.
3435 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3436 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3437 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3438 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3439 instead set 'signal_pfs_loc'.
3440 Remove code preventing the AR.PFS register from being restored
3441 from the signal context.
3443 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3444 Tristan Gingold <gingold@adacore.com>
3446 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3447 * config/ia64/t-vms: New file.
3448 * config/ia64/vms64.h: New file.
3449 * config/ia64/vms.h: New file.
3450 * config/ia64/vms-crtinit.asm: New file.
3451 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3452 * config/ia64/vms-unwind.h: New file.
3454 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3456 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3459 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3462 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3464 * real.h (do_mpc_arg2): ... here.
3465 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3468 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3470 * final.c (add_debug_prefix_map): Don't use GC memory for
3471 old_prefix and new_prefix.
3473 2009-08-14 Richard Guenther <rguenther@suse.de>
3475 * ipa-prop.c (compute_complex_pass_through): If we cannot
3476 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3478 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3480 * c-lex.c (c_lex_with_flags): Increase size of local variable
3481 to avoid memory clobber.
3483 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3486 * config/i386/i386.c (ix86_fp_comparison_strategy):
3487 Only enable/disable sahf at function granularity.
3489 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3491 PR rtl-optimization/41064
3492 * reload1.c (reload_as_needed): Don't call extract_insn
3493 for known invalid replacements after calling
3494 validate_replace_rtx_group and verify_changes.
3496 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3499 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3500 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3501 ix86_expand_fp_vcond.
3502 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3503 Assert that operation is supported by ix86_expand_int_vcond.
3504 (vcondu<SSEMODE124C8:mode>): Ditto.
3506 2009-08-13 DJ Delorie <dj@redhat.com>
3508 * config/i386/djgpp-stdint.h: New.
3509 * config.gcc (djgpp): Use it.
3511 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3513 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3514 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3516 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3518 * tree-ssa-loop-prefetch.c
3519 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3520 for long-stride pruning.
3521 (compute_miss_rate): New function to compute the probability
3522 that two memory references access different cache lines.
3524 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3526 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3528 2009-08-13 Richard Guenther <rguenther@suse.de>
3531 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3532 use the constant pointer type.
3533 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3534 of CV qualifiers on the target pointer type.
3535 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3536 conversion check before restrict check.
3538 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3541 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3543 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3545 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3547 2009-08-12 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/41011
3550 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3551 and reference constructing.
3553 2009-08-12 Xinliang David Li <davidxl@google.com>
3555 PR tree-optimization/41012
3556 * tree-flow.h : New external interface.
3557 * gimple-low.c (check_call_arg): Change to public function.
3558 Remove argument mismatch check in lowering.
3559 * tree-inline.h (tree_can_inline_p): Interface change.
3560 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3562 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3563 Call change to tree_can_inline_p function.
3564 (cgraph_decide_inlining_incrementally): Ditto.
3566 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3568 PR tree-optimization/41031
3569 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3570 on the partition variable rather than promote_mode on the source
3571 type. Assert that the partition variable's type has the same
3572 mode as the source value's.
3574 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3576 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3577 for for_return == 2.
3578 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3580 * calls.c (expand_call): Fix typo.
3581 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3583 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3585 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3586 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3587 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3588 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3590 2009-08-12 Andrew Haley <aph@redhat.com>
3592 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3594 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3597 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3599 2009-08-12 Richard Guenther <rguenther@suse.de>
3601 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3602 * gimplify.c (gimplify_modify_expr): Do not use
3603 lang_hooks.types_compatible_p.
3604 * tree-ssa.c (useless_type_conversion_p): For aggregates
3605 just return false if the canonical types differ.
3607 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3610 * sese.c (convert_for_phi_arg): New.
3611 (add_guard_exit_phis): Use convert_for_phi_arg.
3613 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3615 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3616 unknown subscript upper bounds.
3618 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3619 Pranav Garg <pranav.garg2107@gmail.com>
3621 * graphite-interchange.c (gather_access_strides): Removed.
3622 (ppl_max_for_le): New.
3623 (build_linearized_memory_access): New.
3624 (memory_stride_in_loop): New.
3625 (pbb_interchange_profitable_p): Reimplemented.
3626 * graphite-ppl.h (ppl_new_id_map): New.
3627 (ppl_interchange): New.
3629 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3631 * graphite-interchange.c (compute_subscript): Removed.
3632 (compute_array_size_cstr): Removed.
3633 (compute_array_size_poly): Removed.
3634 (compute_array_size): Removed.
3635 (gather_access_strides_poly): Removed.
3636 (gather_access_strides): Empty.
3638 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3640 * graphite-dependences.c (dependence_polyhedron_1): Replace
3641 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3642 (graphite_legal_transform_dr): Same.
3643 (graphite_carried_dependence_level_k): Same.
3644 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3645 Initialize PDR_NB_SUBSCRIPTS.
3646 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3648 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3649 (PDR_NB_SUBSCRIPTS): New.
3650 (pdr_nb_subscripts): Removed.
3651 (pdr_dim): Simplified.
3652 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3653 with PDR_NB_SUBSCRIPTS.
3655 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3657 * graphite-interchange.c (compute_array_size): Remove use of
3659 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3660 Do not initialize PDR_DATA_CONTAINER.
3661 (print_pdr): Do not print PDR_DATA_CONTAINER.
3662 * graphite-poly.h (struct poly_dr): Remove data_container field.
3663 (PDR_DATA_CONTAINER): Removed.
3664 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3666 (build_poly_dr): Same.
3668 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3669 Sebastian Pop <sebastian.pop@amd.com>
3671 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3672 copy of the dependence polyhedron. Free the temporary objects.
3673 (graphite_carried_dependence_level_k): Free unused objects before
3676 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3677 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3678 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3679 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3680 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3682 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3684 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3685 Early return without analyzing the data dependences if no
3686 transform has been done. Call restore_scattering if the transform
3688 (graphite-interchange.c): Same.
3689 * graphite-poly.c (print_scattering_function): Test for
3691 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3692 (apply_poly_transforms): Do not gcc_assert that
3693 the transform is legal.
3694 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3695 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3696 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3697 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3698 * graphite-poly.h (struct poly_scattering): New.
3699 (struct poly_bb): Add original, transformed, and saved fields.
3700 Remove transformed_scattering, original_scattering,
3701 nb_local_variables and nb_scattering_transform fields.
3702 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3703 (poly_scattering_new): New.
3704 (poly_scattering_free): New.
3705 (poly_scattering_copy): New.
3706 (store_scattering_pbb): New.
3707 (store_scattering): New.
3708 (restore_scattering_pbb): New.
3709 (restore_scattering): New.
3710 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3711 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3713 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3715 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3718 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3720 * Makefile.in (graphite.o): Depends on PREDICT_H.
3721 * graphite.c: Include predict.h.
3722 (graphite_finalize): Call tree_estimate_probability.
3723 * predict.c (predict_loops): Do not call scev_initialize and
3725 (tree_estimate_probability_bb): New.
3726 (tree_estimate_probability): Do not initialize loops: move that
3727 code to the driver. Call tree_estimate_probability_bb.
3728 (tree_estimate_probability_driver): New.
3729 (pass_profile): Use tree_estimate_probability_driver.
3730 * predict.h (tree_estimate_probability): Declared.
3732 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3734 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3735 * graphite-dependences.c (graphite_legal_transform): Add time to
3736 TV_GRAPHITE_DATA_DEPS.
3737 (dependency_between_pbbs_p): Same.
3738 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3740 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3742 PR rtl-optimization/41033
3743 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3744 aliasing is disabled.
3746 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3748 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3749 si_mask_operand, and_load_operand, low_bitmask_operand,
3750 and_reg_operand, and_operand): New predicates.
3751 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3752 * config/mips/mips.c (and_operands_ok): New function.
3753 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3754 * config/mips/mips.md (move_type): Add ext_ins and logical.
3755 (type): Handle them.
3756 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3757 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3758 shift_shift. Remove commutative constraint modifier.
3759 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3761 (*clear_upper32_dext): Remove define_insn_and_split.
3762 (*clear_upper32): Turn this define_insn_and_split ...
3763 (splitter for ANDing register with 0xffff_ffff): .. into this.
3765 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3767 * combine.c (try_widen_shift_mode): Factor out code to check if an
3768 integer constant is a low-order bitmask from here ...
3769 * rtlanal.c (low_bitmask_len): ... to here.
3770 * rtl.h (low_bitmask_len): Declare.
3772 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3775 * config/alpha/alpha.md (addsi3): Remove expander.
3776 (addsi3): Rename from *addsi3_internal insn pattern.
3777 (subsi3): Remove expander.
3778 (subsi3): Rename from *subsi3_internal insn pattern.
3780 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3782 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3785 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3786 Eric Botcazou <botcazou@adacore.com>
3787 Douglas B Rupp <rupp@gnat.com>
3789 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3790 that records that fit in 64 bits are returned by immediate value,
3791 as required by OpenVMS Calling Standard.
3792 (function_value): Adjust for above modification.
3793 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3794 virtual_incoming_args_rtx as base object, not next_arg.
3795 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3797 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3799 * reload.c (find_reloads_subreg_address): Check the original
3800 req_equiv_mem address to detect the case where an address is
3801 not valid in the outer mode.
3803 2009-08-11 Richard Guenther <rguenther@suse.de>
3806 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3808 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3810 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3811 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3813 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3814 Douglas B Rupp <rupp@gnat.com>
3816 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3817 PT_STACK when frame_pointer_needed on OpenVMS.
3818 (alpha_pv_save_size, alpha_using_fp): Remove.
3819 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3820 with proper processing for PT_NULL.
3821 (alpha_vms_initial_elimination_offset): New function. Support for
3822 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3823 (alpha_sa_size): Force procedure type to PT_STACK when
3824 frame_pointer_needed on OpenVMS.
3825 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3826 (alpha_using_fp): Likewise.
3827 (alpha_vms_can_eliminate): Add prototype.
3828 (alpha_vms_initial_elimination_offset): Likewise.
3829 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3830 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3832 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3833 Douglas B Rupp <rupp@gnat.com>
3835 * config/alpha/alpha.c (common_object_handler): New function.
3836 (vms_attribute_table): Declare a single attribute "common_object".
3837 (vms_output_aligned_decl_common): New global function.
3838 (SECTION_VMS_OVERLAY): Delete.
3839 (SECTION_VMS_GLOBAL): Likewise.
3840 (SECTION_VMS_INITIALIZE): Likewise.
3841 (vms_asm_named_section): Remove support for above flags.
3842 (vms_section_type_flags): Delete.
3843 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3844 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3845 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3846 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3848 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3851 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3852 (sub_ddmmss): Likewise.
3854 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3857 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3860 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3863 * reload1.c (reload_as_needed): Use cancel_changes to completely
3864 undo a failed replacement attempt.
3866 2009-08-10 Richard Guenther <rguenther@suse.de>
3869 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3870 (useless_type_conversion_p): ... here. Require pointer targets
3873 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3876 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3877 loose the original type of the statement list.
3879 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3881 * config/alpha/alpha.c: Include libfuncs.h
3882 (avms_asm_output_extern): New function.
3883 (alpha_init_libfuncs): Init some decc libfuncs.
3884 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3885 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3886 (DO_CRTL_NAMES): Define.
3888 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3889 (LONG_TYPE_SIZE): Define.
3890 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3891 (SUBTARGET_SWITCHES): Define malloc64 switch.
3892 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3893 (MASK_RETURN_ADDR): Define.
3894 doc/invoke.texi (mmalloc64): Document switch.
3896 2009-08-09 Olivier Hainque <hainque@adacore.com>
3897 Douglas B Rupp <rupp@gnat.com>
3899 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3900 uses_condition_handler.
3901 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3902 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3903 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3904 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3905 (code_for_builtin): New insn codes for the new alpha_builtins.
3906 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3907 (alpha_sa_size): Account for uses_condition_handler.
3908 (alpha_expand_prologue): Likewise.
3909 (alpha_start_function): Likewise.
3910 (alpha_expand_epilogue): Likewise.
3911 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3912 establish/revert expanders.
3913 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3914 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3915 New expander, resorting to the alpha.c associated function.
3916 (builtin_revert_vms_condition_handler): Likewise.
3917 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3918 __gcc_shell_handler, the static VMS condition handler used as
3919 an indirection wrapper to the current dynamically established
3921 * config/alpha/vms-unwind.h: Complete rewrite.
3922 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3923 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3925 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3926 Douglas B Rupp <rupp@gnat.com>
3928 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3929 (alpha_need_linkage): Handle aliases. Return function symbol.
3930 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3931 Use ultimate alias target for the linkage name.
3932 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3933 by alpha_need_linkage for the function symbol.
3934 (setmemdi): Likewise.
3936 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3938 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3939 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3940 (ASM_WEAKEN_LABEL): Define.
3941 (CRT_CALL_STATIC_FUNCTION): Define.
3942 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3943 (ENDFILE_SPEC): Define.
3944 (INIT_SECTION_ASM_OP): Define.
3945 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3946 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3948 (MULTILIB_OSDIRNAMES): Define.
3949 (shlib_version): Define.
3950 (SHLIB_EXT): Define.
3951 (SHLIB_OBJS): Define.
3952 (SHLIB_NAME): Define.
3953 (SHLIB_MULTILIB): Define.
3954 (SHLIB_INSTALL): Define.
3955 (SHLIB_SYMVEC): Define.
3956 (SHLIB_SYMVECX2): Define.
3957 (SHLIB_LINK): Define.
3959 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3961 * config/alpha/alpha.c (alpha_initialize_trampoline):
3962 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3963 (alpha_start_function): Emit transfer address on nested functions
3964 for VMS trampoline call.
3965 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3966 since no longer used.
3967 * config/alpha/vms-tramp.asm: Remove.
3968 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3969 since now only data initialized at runtime.
3971 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3973 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3974 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3975 (MD_EXEC_PREFIX): Remove, no longer used.
3976 (MD_STARTFILE_PREFIX): Likewise.
3977 (INCLUDE_DEFAULTS): Likewise.
3978 * config/alpha/t-vms:
3979 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3981 2009-08-09 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/41016
3984 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3985 (operand_precision): Remove.
3986 (integral_operand_p): Likewise.
3987 (recognize_single_bit_test): Adjust.
3989 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3991 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3992 operation overflows. Likewise non-cast unary arithmetic.
3993 If one arm of a conditional expression is always taken,
3994 inhibit evaluation warnings for the other arm. Likewise inhibit
3995 evaluation warnings for the second && or || operand if the first
3996 operand is enough to determine the result.
3997 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3999 (build_binary_op): Prevent duplicate evaluation warnings.
4001 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4003 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4004 and destination have different modes, Use promote_mode to
4005 determine the signedness of the conversion. Assert that the
4006 promoted source mode matches the destination mode. Don't pass
4007 the destination and destination mode to expand_expr if the source
4008 mode is different. Simplify conversion logic.
4010 2009-08-09 Ira Rosen <irar@il.ibm.com>
4012 PR tree-optimization/41008
4013 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4014 from condition only in case it's a comparison. Adjust checks.
4016 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4018 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4019 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4020 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4021 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4022 (dump_cand): Handle them.
4023 (struct iv_cand): New members COST_STEP and AINC_USE.
4024 (stmt_after_increment): Likewise.
4025 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4026 callers changed. Use gimple_uid comparison instead of scanning.
4027 (add_candidate_1): When looking for identical candidates, take
4028 AINC_USE into account. Set it for new candidates.
4029 (force_expr_to_var_cost): Cast target_spill_cost to int.
4030 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4031 All callers changed. Check for availability of autoinc addressing
4032 modes, both in general for a given mode, and in the specific use case.
4033 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4035 (get_computation_cost): Likewise.
4036 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4037 add_autoinc_candidates): New static functions.
4038 (add_candidate): Call add_autoinc_candidates for candidates based on
4040 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4041 (determine_use_iv_cost_address): If we have an autoinc candidate at
4042 the matching use, verify autoinc is possible and subtract the cost
4043 of the candidate's step from the cost.
4044 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4045 member of the candidate.
4046 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4047 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4049 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4051 * config.build (ia64-hp-*vms*): New target.
4052 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4054 * config.gcc (ia64-hp-*vms*): New target.
4055 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4057 * config.host (ia64-hp-*vms*): New target.
4058 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4061 2009-08-08 Richard Guenther <rguenther@suse.de>
4063 PR tree-optimization/40991
4064 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4066 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4068 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4069 mode check. Do truncations in an integer mode.
4070 (force_to_mode): Handle subregs for all mode types. Only do
4071 arithmetic simplifications on integer modes.
4073 2009-08-07 Richard Guenther <rguenther@suse.de>
4075 PR tree-optimization/40999
4076 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4077 (maybe_fold_reference): Lookup constant initializers.
4078 (fold_gimple_assign): Likewise.
4080 2009-08-07 Richard Guenther <rguenther@suse.de>
4082 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4083 that require structural equality defer to the langhook.
4085 2009-08-07 Martin Jambor <mjambor@suse.cz>
4087 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4089 (struct ipa_pass_through_data): New type.
4090 (struct ipa_ancestor_jf_data): New type.
4091 (union jump_func_value): Removed field formal_id, added fields
4092 pass_through and ancestor.
4093 (struct ipa_param_call_note): Changed type of formal_id to int from
4095 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4096 operations jump functions and ancestor jump functions.
4097 (compute_complex_pass_through): New function.
4098 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4099 reflect changes in the jump function strucutre.
4100 (update_jump_functions_after_inlining): Ignore complex pass-through
4101 and ancestor jump functions.
4102 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4103 polynomial pass-through with operation jump functions.
4105 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4107 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4108 fde->dw_fde_begin as begin label instead of hot/cold label.
4109 Use LLSDAC label instead of LLSDA for second section lsda.
4110 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4111 label instead of LLSDA if it is true.
4112 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4114 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4115 SECTION argument. Use it as index into crtl->eh.call_site_record
4117 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4118 use it to determine how to print table entries instead of using
4119 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4120 label instead of normal begin label as base.
4121 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4122 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4123 ensure no EH range spans between sections and that landing pads
4124 are always in the corresponding section.
4125 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4126 for crtl->eh.call_site_record being an array rather than scalar.
4127 (output_one_function_exception_table): New function, copied
4128 from output_function_exception_table. Adjust
4129 dw2_size_of_call_site_table, dw2_output_call_site_table
4130 callers. For SECOND section use *C suffixed labels.
4131 (output_function_exception_table): Call
4132 output_one_function_exception_table and, when doing hot/cold
4133 partitioning, also another time for the second section.
4134 * opts.c: Include except.h.
4135 (decode_options): Allow -freorder-blocks-and-partition with
4136 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4137 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4138 * function.h (struct rtl_eh): Change call_site_record from
4139 scalar into array of 2 elements.
4141 2009-08-07 Martin Jambor <mjambor@suse.cz>
4143 * ipa-prop.c (count_formal_params_1): New function.
4144 (ipa_get_vector_of_formal_parms): New function.
4145 (get_vector_of_formal_parm_types): New function.
4146 (ipa_modify_formal_parameters): New function.
4147 (ipa_modify_call_arguments): New function.
4148 (index_in_adjustments_multiple_times_p): New function.
4149 (ipa_combine_adjustments): New function.
4150 (ipa_dump_param_adjustments): New function.
4151 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4152 (ipa_get_vector_of_formal_parms): Declare.
4153 (ipa_modify_formal_parameters): Declare.
4154 (ipa_modify_call_arguments): Declare.
4155 (ipa_combine_adjustments): Declare.
4156 (ipa_dump_param_adjustments): Declare.
4157 (build_ref_for_offset): Declare.
4158 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
4159 * tree-sra.c: Include ipa-prop.c.
4160 (build_ref_for_offset): Make public.
4162 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
4164 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
4166 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
4168 * gcc/doc/extend.texi (__builtin_extract_return_address)
4169 (__builtin_frob_return_address): Document.
4171 2009-08-06 Paul Brook <paul@codesourcery.com>
4173 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
4174 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
4175 implementation on ARMv6-M.
4177 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4179 * doc/extend.texi (pcs): Document new attribute for ARM.
4181 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4183 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4186 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4188 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4191 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4193 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4195 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4197 Merge ARM/hard_vfp_branch to trunk.
4199 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4201 * arm.c (libcall_eq): New function.
4202 (libcall_hash): New function.
4203 (add_libcall): New function.
4204 (arm_libcall_uses_aapcs_base): New function.
4205 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4206 libcalls using the base PCS.
4207 (arm_init_cumulative_args): Likewise.
4209 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4211 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4212 Use base ABI for conversion libfuncs between HFmode and SFmode.
4214 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4216 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4217 V4SImode as representatives of all 64-bit and 128-bit vector
4218 types. Allow vector types without vector modes.
4219 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4220 without vector modes like BLKmode.
4221 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4222 BLKmode. Avoid unsupported vector modes or TImode moves for
4224 (aapcs_vfp_allocate_return_reg): Likewise.
4225 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4226 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4228 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4230 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4231 (arm_get_pcs_model): Pass attribute arguments to
4232 arm_pcs_from_attribute.
4233 (arm_init_cumulative_args): Use base AAPCS for conversions from
4234 floating-point types to DImode.
4235 (arm_attribute_table): Add pcs attribute.
4236 (arm_handle_pcs_attribute): New.
4237 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4238 conversions from floating-point types to DImode, also declare them
4239 to use base AAPCS and declare functions they call to use base
4240 AAPCS and their RTABI names.
4242 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4244 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4245 -mfloat-abi=hard not being supported for VFP.
4247 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4249 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4250 SYMBOL_REF to hard_libcall_value.
4252 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4253 Richard Earnshaw <rearnsha@arm.com>
4255 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4256 has been put on the stack, all remaining co-processory arguments for
4257 that co-processor also go on the stack.
4259 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4261 * config/arm/arm.c (arm_return_in_memory): Handle returning
4262 vectors of suitable size in registers also for AAPCS case.
4264 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4266 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4268 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4270 ARM Hard-VFP calling convention
4271 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4272 * target.h (gcc_target): Add libcall_value to table of call hooks.
4273 * targhooks.h (default_libcall_value): Default implementation.
4274 * targhooks.c (default_libcall_value): Likewise.
4275 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4276 * optabs.c (expand_unop): Use it.
4277 * expr.h (hard_libcall_value): Pass the function RTX through.
4278 * calls.c (emit_library_call_value_1): Update call to
4280 * explow.c (hard_libcall_value): Use new target hook.
4281 * testsuite/lib/target-supports.exp
4282 (check_effective_target_arm_hard_vfp_ok): New hook.
4283 (check_effective_target_arm_neon_ok): Improve test for neon
4285 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4286 * config/arm/arm.c: Include cgraph.h
4287 (TARGET_FUNCTION_VALUE): Override default hook.
4288 (arm_pcs_default): New variable.
4289 (arm_override_options): Don't fault hard calling convention with VFP.
4290 Add support for AAPCS variants.
4291 (arm_function_value): Make static. Handle AAPCS variants.
4292 (arm_libcall_value): New function.
4293 (arm_apply_result_size): Handle VFP registers in results.
4294 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4296 (pcs_attribute_args): New variable.
4297 (arm_pcs_from_attribute): New function.
4298 (arm_get_pcs_model): New function.
4299 (aapcs_vfp_cum_init): New function.
4300 (aapcs_vfp_sub_candidate): New function.
4301 (aapcs_vfp_is_return_candidate): New function.
4302 (aapcs_vfp_is_call_candidate): New function.
4303 (aapcs_vfp_allocate): New function.
4304 (aapcs_vfp_allocate_return_reg): New function.
4305 (aapcs_vfp_advance): New function.
4306 (aapcs_cp_arg_layout): New variable.
4307 (aapcs_select_call_coproc): New function.
4308 (aapcs_select_return_coproc): New function.
4309 (aapcs_allocate_return_reg): New function.
4310 (aapcs_libcall_value): New function.
4311 (aapcs_layout_arg): New function.
4312 (arm_init_cumulative_args): Initialize AAPCS args data.
4313 (arm_function_arg): Handle AAPCS variants using new interface.
4314 (arm_arg_parital_bytes): Likewise.
4315 (arm_function_arg_advance): New function.
4316 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4317 calling conventions.
4318 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4319 * arm.h (NUM_VFP_ARG_REGS): Define.
4320 (LIBCALL_VALUE): Update.
4321 (FUNCTION_VALUE): Delete.
4322 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4323 (arm_pcs): New enum.
4324 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4325 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4326 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4327 * arm-protos.h (arm_function_arg_advance): Add.
4328 (aapcs_libcall_value): Add.
4329 (arm_function_value): Delete.
4331 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4332 H.J. Lu <hongjiu.lu@intel.com>
4335 * config/i386/i386.c (standard_sse_mode_p): Remove.
4336 (standard_sse_constant_p): Return 2 for integer mode
4337 vector_all_ones_operand when SSE2 is enabled.
4338 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4339 (ix86_expand_vector_move): Do not check for negative values from
4340 standard_sse_constant_p.
4342 2009-08-06 Richard Guenther <rguenther@suse.de>
4344 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4345 array type comparisons frontend independent.
4346 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4348 out array reference lower bound and element size operands.
4349 (ao_ref_init_from_vn_reference): Properly compute the offset
4350 for ARRAY_RANGE_REF.
4351 (vn_reference_fold_indirect): Fill out array reference lower
4352 bound and element size operands.
4353 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4354 a non gimple valued reference operand which can happen for
4355 array reference lower bound or element size.
4356 (create_component_ref_by_pieces_1): Properly generate the
4357 element size operand for array references.
4359 2009-08-06 Richard Guenther <rguenther@suse.de>
4361 PR tree-optimization/40964
4362 * tree.c (iterative_hash_host_wide_int): Export.
4363 * tree.h (iterative_hash_host_wide_int): Declare.
4364 * tree-ssa-structalias.c (heapvar_map): New struct.
4365 (heapvar_map_eq): New function.
4366 (heapvar_map_hash): Likewise.
4367 (heapvar_lookup): Adjust.
4368 (heapvar_insert): Likewise.
4369 (make_constraint_from_heapvar): Allow multiple heap variables
4370 per decl at different offsets.
4371 (init_alias_heapvars): Adjust.
4373 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4375 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4376 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4377 trailing sync if TARGET_SYNC_AFTER_SC.
4379 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4381 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4382 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4383 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4384 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4385 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4386 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4387 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4388 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4389 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4390 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4391 the prototype declaration match the definition.
4392 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4393 instructions explicitly. Add barrier_before and operands
4395 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4396 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4397 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4398 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4399 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4400 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4402 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4404 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4406 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4407 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4410 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4413 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4415 PR rtl-optimization/40924
4416 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4417 make sure canon_rtx (mem_address) isn't simpler than
4418 canon_rtx (expanded_mem_address).
4420 2009-08-05 Li Feng <nemokingdom@gmail.com>
4422 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4424 (build_scop_drs): Build alias set for each SCoP.
4426 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4428 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4429 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4430 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4431 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4432 (BASE_DRIVER_SELF_SPECS): Likewise.
4434 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4436 * tree-ssa-alias.c: Fix some comment typos.
4438 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4440 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4441 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4443 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4446 * simplify-rtx.c (simplify_binary_operation_1): Disable
4447 simplifications for decimal float operations.
4449 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4452 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4453 operand of INDIRECT_REF.
4455 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4457 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4458 constants referencing TLS symbols.
4460 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4462 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4463 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4465 2009-08-03 Richard Guenther <rguenther@suse.de>
4467 * tree.c (make_vector_type): Build a main variant first,
4468 get the canonical one and then build the variant.
4469 * tree-ssa.c (useless_type_conversion_p_1): Handle
4471 (useless_type_conversion_p): Conversions to pointers to
4472 incomplete record types are useless.
4474 2009-08-03 Richard Guenther <rguenther@suse.de>
4476 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4477 file will be created.
4478 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4479 * toplev.c (compile_file): Adjust comment.
4481 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4483 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4484 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4485 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4486 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4487 (sh_promote_function_mode): Fix typo.
4489 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4491 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4493 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4495 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4496 declaration arguments.
4498 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4500 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4501 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4502 (ix86_split_ashl): Ditto.
4503 (ix86_expand_vector_init_one_nonzero): Ditto.
4504 (ix86_expand_vector_set): Ditto.
4505 (ix86_expand_reduc_v4sf): Ditto.
4507 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4509 * explow.c (promote_function_mode): Remove assert.
4510 * config/sh/sh.c (sh_promote_function_mode): Declare.
4512 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4514 * config/pa/pa.c (pa_promote_function_mode): Declare.
4515 Change to static. Fix promote_mode call.
4517 * gthr-dce.h (CONST_CAST2): Define if not defined.
4518 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4520 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4522 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4524 * expr.c (store_constructor): Use promote_decl_mode. Remove
4525 now write-only variable unsignedp.
4526 (expand_expr_real_1): Use promote_decl_mode.
4527 * expr.h (promote_function_mode, promote_decl_mode): New.
4528 (promote_mode): Remove last argument.
4529 * function.c (assign_temp): Drop last argument of promote_mode.
4530 (assign_parm_find_data_types): Use promote_function_mode.
4531 (assign_parm_setup_reg): Likewise.
4532 (expand_function_end): Use promote_function_mode.
4533 * calls.c (initialize_argument_information): Use promote_function_mode.
4534 (precompute_arguments): Use promote_mode instead of checking if
4535 only PROMOTE_FUNCTION_MODE is defined.
4536 (expand_call): When making sibcall decisions, use promote_function_mode.
4537 Below, remove an if for targetm.calls.promote_function_return and
4538 and use promote_function_mode.
4539 (emit_library_call_value_1): Use promote_function_mode, fix bug
4540 where promote_mode was passed FOR_CALL == 0 for a return value in an
4542 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4543 * explow.c (promote_function_mode, promote_decl_mode): New.
4544 (promote_mode): Keep only the FOR_CALL == 0 case.
4545 * combine.c (setup_incoming_promotion): Remove test of
4546 promote_function_args. Use promote_function_mode.
4547 * stmt.c (expand_value_return): Use promote_decl_mode.
4548 (expand_decl): Use promote_decl_mode.
4550 * expr.c (store_constructor): Use promote_decl_mode. Remove
4551 now write-only variable unsignedp.
4552 (expand_expr_real_1): Use promote_decl_mode.
4553 * expr.h (promote_function_mode, promote_decl_mode): New.
4554 (promote_mode): Remove last argument.
4555 * function.c (assign_temp): Drop last argument of promote_mode.
4556 (assign_parm_find_data_types): Use promote_function_mode.
4557 (assign_parm_setup_reg): Likewise.
4558 (expand_function_end): Use promote_function_mode.
4559 * calls.c (initialize_argument_information): Use promote_function_mode.
4560 (precompute_arguments): Use promote_mode instead of checking if
4561 only PROMOTE_FUNCTION_MODE is defined.
4562 (expand_call): When making sibcall decisions, use promote_function_mode.
4563 Below, remove an if for targetm.calls.promote_function_return and
4564 and use promote_function_mode.
4565 (emit_library_call_value_1): Use promote_function_mode, fix bug
4566 where promote_mode was passed FOR_CALL == 0 for a return value in an
4568 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4569 * explow.c (promote_function_mode, promote_decl_mode): New.
4570 (promote_mode): Keep only the FOR_CALL == 0 case.
4571 * combine.c (setup_incoming_promotion): Remove test of
4572 promote_function_args. Use promote_function_mode.
4573 * stmt.c (expand_value_return): Use promote_decl_mode.
4574 (expand_decl): Use promote_decl_mode.
4576 * explow.c (promote_function_mode): Just call the target hook.
4577 * targhooks.c (default_promote_function_mode,
4578 default_promote_function_mode_always_promote): New.
4579 * targhooks.h (default_promote_function_mode,
4580 default_promote_function_mode_always_promote): Declare.
4581 * target.h (promote_function_args, promote_function_return): Remove.
4582 (promote_function_mode): New.
4583 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4584 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4585 (TARGET_PROMOTE_FUNCTION_MODE): New.
4586 (TARGET_CALLS): Adjust.
4587 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4588 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4590 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4591 * config/s390/s390.c (s390_promote_function_mode): ... here,
4592 with pointer handling.
4593 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4594 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4596 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4597 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
4603 * config/sh/sh.c (sh_promote_function_mode): New.
4604 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4605 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4607 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4608 * config/cris/cris.c (cris_promote_function_mode): ... here.
4609 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4610 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4612 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4613 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4614 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4615 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4617 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4618 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4619 complex type handling.
4620 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4621 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4623 * config/pa/pa.c (pa_promote_function_mode): New.
4624 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4625 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4627 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4628 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4629 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4630 * config/xtensa/xtensa.c: Likewise.
4631 * config/stormy16/stormy16.c: Likewise.
4632 * config/iq2000/iq2000.c: Likewise.
4633 * config/rs6000/rs6000.c: Likewise.
4634 * config/picochip/picochip.c: Likewise.
4635 * config/arc/arc.c: Likewise.
4636 * config/mcore/mcore.c: Likewise.
4637 * config/score/score.c: Likewise.
4638 * config/mips/mips.c: Likewise.
4639 * config/bfin/bfin.c: Likewise.
4640 * config/ia64/ia64.c: Likewise (disabled though).
4642 * config/frv/frv.h: Remove pointless remark.
4644 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4645 TARGET_PROMOTE_FUNCTION_ARGS,
4646 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4647 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4649 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4651 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4652 -floop-parallelize-all.
4653 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4654 flag_loop_parallelize_all.
4655 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4656 * graphite.c (graphite_transform_loops): Same.
4658 * graphite-poly.c (apply_poly_transforms): Same.
4660 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4662 PR tree-optimization/40914
4663 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4664 if set, then check the delta field of the PMF record.
4665 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4666 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4667 call is stored in the delta.
4669 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4671 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4673 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/bsd.h (ASM_BYTE): New define.
4676 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4677 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4678 .byte. Use fputs or putc instead of fprintf where appropriate.
4679 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4680 fputs or putc instead of fprintf where appropriate.
4681 * config/i386/i386elf.h: Ditto.
4682 * config/i386/sysv4.h: Ditto.
4684 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4685 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4686 (*tls_global_dynamic_64): Ditto.
4688 2009-07-31 Christian Bruel <christian.bruel@st.com>
4690 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4692 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4694 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4695 Remove dead code for MINUS.
4697 2009-07-31 Anthony Green <green@moxielogic.com>
4699 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4701 (moxie_expand_epilogue): Ditto for epilogue.
4702 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4704 (moxie_function_arg): Ditto.
4705 (moxie_pass_by_reference): Ditto.
4706 (moxie_arg_partial_bytes): Ditto.
4707 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4708 (FUNCTION_ARG_ADVANCE) Ditto.
4709 (REG_PARM_STACK_SPACE) Ditto.
4710 (FUNCTION_ARG_REGNO_P) Dito.
4712 * config.gcc: Add moxie linux config support.
4713 * gcc/config/moxie/uclinux.h: New file.
4715 2009-07-31 DJ Delorie <dj@redhat.com>
4717 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4718 (UNSPECV_SP_SWITCH_E): New.
4719 (sp_switch_1): Change to an unspec.
4720 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4722 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4723 reference the new stack's address
4725 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4727 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4728 graphite-clast-to-gimple.o, graphite-dependences.o,
4729 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4730 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4731 (graphite-blocking.o,
4732 graphite-clast-to-gimple.o, graphite-dependences.o,
4733 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4734 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4735 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4736 * cfgloop.h (struct loop): Add can_be_parallel field.
4737 * common.opt (fgraphite-identity): Moved up.
4738 (fgraphite-force-parallel): New flag.
4739 * graphite.c: Rewrite.
4740 * graphite.h: Rewrite.
4741 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4743 * toplev.c (graphite_out_file): New file descriptor.
4744 (graphite_in_file): New.
4745 (process_options): flag_graphite_force_parallel cannot be used without
4747 * tree-ssa-loop.c: Include toplev.h.
4748 (gate_graphite_transforms): Enable flag_graphite for
4749 flag_graphite_force_parallel.
4751 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4753 * ChangeLog.graphite: New.
4754 * graphite-blocking.c: New.
4755 * graphite-clast-to-gimple.c: New.
4756 * graphite-clast-to-gimple.h: New.
4757 * graphite-dependences.c: New.
4758 * graphite-dependences.h: New.
4759 * graphite-interchange.c: New.
4760 * graphite-poly.c: New.
4761 * graphite-poly.h: New.
4762 * graphite-ppl.c: New.
4763 * graphite-ppl.h: New.
4764 * graphite-scop-detection.c: New.
4765 * graphite-scop-detection.h: New.
4766 * graphite-sese-to-poly.c: New.
4767 * graphite-sese-to-poly.h: New.
4771 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4773 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4774 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4776 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4778 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4779 (scev_is_linear_expression): Return false if the evolution is not
4780 affine multivariate.
4782 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4784 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4785 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4787 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4789 * tree-data-ref.c (debug_data_references): New.
4790 (debug_data_reference): New.
4791 * tree-data-ref.h (debug_data_references): Declared.
4792 (debug_data_reference): Declared.
4794 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4796 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4797 * tree-data-ref.h (scop_p): Removed.
4798 (struct data_reference): Remove field scop.
4800 (stmt_simple_memref_p): Removed.
4802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4804 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4805 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4808 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4810 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4812 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4814 * doc/invoke.texi (-fgraphite-identity): Documented.
4816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4818 * tree-scalar-evolution.c: Fix comment.
4819 (instantiate_scev_1): Return unknow from scev instantiation if the
4820 result is not above instantiate_below.
4822 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4824 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4825 static anymore. Instantiate the symbols that may have been introduced
4827 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4830 2009-07-30 DJ Delorie <dj@redhat.com>
4832 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4833 .vliw directive to VLIW sections.
4835 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4837 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4839 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4840 (AUTOHEADER): New variable.
4841 ($(srcdir)/cstamp-h.in): Use it.
4843 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4844 Pat Haugen <pthaugen@us.ibm.com>
4845 Revital Eres <ERES@il.ibm.com>
4847 * config/rs6000/vector.md (VEC_F): Add VSX support.
4851 (vector_load_<mode>): Ditto.
4852 (vector_store_<mode>): Ditto.
4853 (vector GPR move split): Ditto.
4854 (vec_reload_and_plus_<mptrsize>): Ditto.
4855 (vec_reload_and_reg_<mptrsize>): Ditto.
4856 (add<mode>3): Ditto.
4857 (sub<mode>3): Ditto.
4858 (mul<mode>3): Ditto.
4859 (neg<mode>2): Ditto.
4860 (abs<mode>2): Ditto.
4861 (smin<mode>3): Ditto.
4862 (smax<mode>3): Ditto.
4863 (vector_eq<mode>): Ditto.
4864 (vector_gt<mode>): Ditto.
4865 (vector_ge<mode>): Ditto.
4866 (vector_gtu<mode>): Ditto.
4867 (vector_select_<mode>_uns): Ditto.
4868 (vector_eq_<mode>_p): Ditto.
4869 (vector_gt_<mode>_p): Ditto.
4870 (vector_ge_<mode>_p): Ditto.
4871 (vector_gtu_<mode>_p): Ditto.
4872 (cr6_test_for_zero): Ditto.
4873 (cr6_test_for_zero_reverse): Ditto.
4874 (cr6_test_for_lt): Ditto.
4875 (cr6_test_for_lt_reverse): Ditto.
4876 (xor<mode>3): Ditto.
4877 (ior<mode>3): Ditto.
4878 (and<mode>3): Ditto.
4879 (one_cmpl<mode>2): Ditto.
4880 (nor<mode>2): Ditto.
4881 (andc<mode>2): Ditto.
4882 (float<VEC_int<mode>2): Ditto.
4883 (unsigned_float<VEC_int><mode>2): Ditto.
4884 (fix_trunc<mode><VEC_int>2): Ditto.
4885 (fixuns_trunc<mode><VEC_int>2): Ditto.
4887 (vec_set<mode>): Ditto.
4888 (vec_extract<mode>): Ditto.
4889 (vec_interleave_highv4sf): Ditto.
4890 (vec_interleave_lowv4sf): Ditto.
4891 (vec_realign_load_<mode>): Ditto.
4892 (vec_shl_<mode>): Ditto.
4893 (vec_shr_<mode>): Ditto.
4894 (div<mode>3): New patterns for VSX.
4895 (vec_interleave_highv2df): Ditto.
4896 (vec_interleave_lowv2df): Ditto.
4897 (vec_pack_trunc_v2df): Ditto.
4898 (vec_pack_sfix_trunc_v2df): Ditto.
4899 (vec_pack_ufix_trunc_v2df): Ditto.
4900 (vec_unpacks_hi_v4sf): Ditto.
4901 (vec_unpacks_lo_v4sf): Ditto.
4902 (vec_unpacks_float_hi_v4si): Ditto.
4903 (vec_unpacks_float_lo_v4si): Ditto.
4904 (vec_unpacku_float_hi_v4si): Ditto.
4905 (vec_unpacku_float_lo_v4si): Ditto.
4906 (movmisalign<mode>): Ditto.
4907 (vector_ceil<mode>2): New patterns for vectorizing math library.
4908 (vector_floor<mode>2): Ditto.
4909 (vector_btrunc<mode>2): Ditto.
4910 (vector_copysign<mode>3): Ditto.
4912 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4913 predicate for setting the high bit in each word, used for copysign.
4915 * config/rs6000/ppc-asm.h (f19): Whitespace.
4916 (f32-f63): Define if VSX.
4917 (v0-v31): Define if Altivec.
4918 (vs0-vs63): Define if VSX.
4920 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4922 * config/rs6000/power7.md: New file, provide tuning parameters for
4925 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4926 (rs6000_cpu_cpp_builtins): Ditto.
4927 (altivec_overloaded_builtins): Ditto.
4928 (altivec_resolve_overloaded_builtin): Ditto.
4930 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4931 debug switch to disable vectorizing simple math builtin
4934 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4935 Vectorize simple math builtin functions.
4936 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4937 hook to vectorize math builtins.
4938 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4939 (rs6000_builtin_conversion): Add VSX/power7 support.
4940 (rs6000_builtin_vec_perm): Ditto.
4941 (vsplits_constant): Add support for loading up a vector constant
4942 with just the high bit set in each part.
4943 (rs6000_expand_vector_init): Add VSX/power7 support.
4944 (rs6000_expand_vector_set): Ditto.
4945 (rs6000_expand_vector_extract): Ditto.
4946 (rs6000_emit_move): Ditto.
4947 (bdesc_3arg): Ditto.
4948 (bdesc_2arg): Ditto.
4949 (bdesc_1arg): Ditto.
4950 (rs6000_expand_ternop_builtin): Ditto.
4951 (altivec_expand_builtin): Ditto.
4952 (rs6000_expand_unop_builtin): Ditto.
4953 (rs6000_init_builtins): Ditto.
4954 (altivec_init_builtins): Ditto.
4955 (builtin_function_type): Ditto.
4956 (rs6000_common_init_builtins): Ditto.
4957 (rs6000_handle_altivec_attribute); Ditto.
4958 (rs6000_mangle_type): Ditto.
4959 (rs6000_vector_mode_supported_p): Ditto.
4960 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4963 * config/rs6000/vsx.md: New file for VSX support.
4965 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4966 identifing values with just the most significant bit set.
4967 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4968 vectorized builtins.
4970 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4971 (UNSPEC_VRFIM): Delete.
4972 (splitter for loading up vector with most significant bit): New
4973 splitter for vectorizing copysign.
4974 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4975 vectorizing simple math functions.
4976 (altivec_vrfip): Add support for vectorizing simple math functions.
4977 (altivec_vrfim): Ditto.
4978 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4980 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4981 (power7.md, vsx.md): Include for power7 support.
4982 (copysigndf3): Use VSX instructions if -mvsx.
4983 (negdf2_fpr): Ditto.
4984 (absdf2_fpr): Ditto.
4985 (nabsdf2_fpr): Ditto.
4986 (adddf3_fpr): Ditto.
4987 (subdf3_fpr): Ditto.
4988 (muldf3_fpr): Ditto.
4989 (divdf3_fpr): Ditto.
4990 (fix_truncdfdi2_fpr): Ditto.
4991 (cmpdf_internal1): Ditto.
4992 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4993 (btruncdf2, btruncdf2_fpr): Ditto.
4994 (ceildf2, ceildf2_fpr): Ditto.
4995 (floordf2, floordf2_fpr): Ditto.
4996 (floatdidf2, floatdidf2_fpr): Ditto.
4997 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4998 (fmsubdf4_fpr): Ditto.
4999 (fnmadddf4_fpr_1): Ditto.
5000 (fnmadddf4_fpr_2): Ditto.
5001 (fnmsubdf4_fpr_1): Ditto.
5002 (fnmsubdf4_fpr_2): Ditto.
5003 (fixuns_truncdfdi2): Add expander for VSX support.
5004 (fix_truncdfdi2): Ditto.
5005 (fix_truncdfsi2): Ditto.
5007 (btruncsf2): Whitespace.
5008 (movdf_hardfloat32): Add support for VSX registers.
5009 (movdf_softfloat32): Ditto.
5010 (movdf_hardfloat64): Ditto.
5011 (movdf_hardfloat64_mfpgpr): Ditto.
5012 (movdf_softfloat64): Ditto.
5013 (movti splitters): Add check for vector registers supporting
5014 TImode in the future.
5015 (bpermd): Add power7 bpermd instruction.
5017 * config/rs6000/altivec.h (vec_div): Define if VSX.
5021 (vec_nearbyint): Ditto.
5024 (all predicates): Use the generic builtin function, and not the V4SF
5025 specific function so that the predicates will work with VSX's V2DF.
5029 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5030 Document new VSX functions and types.
5032 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5035 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5036 "wa", and "j" constraints. Modify "v" to talk about Altivec
5037 instead of just vector.
5039 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5042 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5043 location for phi arguments.
5044 (rewrite_update_phi_arguments): Find locations for reaching defs.
5045 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5046 Add location to add_phi_arg calls.
5047 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5048 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5049 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5050 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5051 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5052 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5053 * tree-phinodes.c (make_phi_node): Initialize location.
5054 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5055 (add_phi_arg): Add location parameter.
5056 (remove_phi_arg_num): Move location when moving phi argument.
5057 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5059 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5060 slpeel_update_phi_nodes_for_guard1,
5061 slpeel_update_phi_nodes_for_guard2,
5062 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5063 vect_loop_versioning): Set locations.
5064 * tree-parloops.c (create_phi_for_local_result,
5065 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5066 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5067 * tree-vect-loop.c (get_initial_def_for_induction,
5068 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5070 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5071 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5072 (gimple_phi_arg_set_location): New. Set locus.
5073 (gimple_phi_arg_has_location): New. Check for locus.
5074 (redirect_edge_var_map_location): New. Return locus from var_map.
5075 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5076 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5077 combining PHI arguments.
5078 (cond_store_replacement): Set location.
5079 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5080 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5081 scop_add_exit_phis_edge): Add locations.
5082 * tree-cfgcleanup.c (remove_forwarder_block,
5083 remove_forwarder_block_with_phi): Add locations.
5084 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5085 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5087 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5088 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5089 flush_pending_stmts): Add source location.
5090 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5091 stack to preserve locations.
5092 * tree-vect-stmts.c (vectorizable_load): Add location.
5093 * tree-inline.c (copy_phis_for_bb): Copy locus.
5094 (setup_one_parameter): Add call locus to inlined parameter stmts.
5095 (initialize_inlined_parameters): Pass in call location as parameter
5097 (tree_function_versioning): Pass location to setup_one_parameter.
5098 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5099 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5100 copy and edge lists.
5101 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5102 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5103 locus parameter and override the stmt default if provided.
5104 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5105 elim_graph_add_edge, elim_graph_remove_succ_edge,
5106 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5107 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5108 eliminate_phi): Add locus info in elimination graph for each edge and
5110 (insert_backedge_copies): Copy locus if present.
5111 * tree-flow.h (struct _edge_var_map): Add locus field.
5112 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5113 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5114 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5116 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5118 2009-07-30 Martin Jambor <mjambor@suse.cz>
5120 PR tree-optimization/40570
5121 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5124 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5126 * ssa-loop-manip.c: Include langhooks.h.
5127 (rewrite_phi_with_iv): New.
5128 (rewrite_all_phi_nodes_with_iv): New.
5129 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5130 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5131 * tree-parloops.c (loop_parallel_p): Move out all conditions
5132 except dependency check.
5133 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5134 (gen_parallel_loop): Call canonicalize_loop_ivs without
5135 reduction_list argument.
5136 (build_new_reduction): New.
5137 (gather_scalar_reductions): New.
5138 (try_get_loop_niter): New.
5139 (try_create_reduction_list): New.
5140 (parallleize_loops): Change the parallel conditions check.
5141 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5142 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5144 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5146 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5148 * doc/options.texi (Option properties): Mention new quoting syntax.
5150 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5152 * config/alpha/alpha.c (alpha_start_function):
5153 Handle VMS_DEBUG_MAIN_POINTER
5154 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
5155 * doc/invoke.texi: Document -mdebug-main switch.
5157 2009-07-29 Richard Henderson <rth@redhat.com>
5159 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
5160 (cgraph_create_edge_including_clones): Likewise.
5161 * tree-inline.c (copy_bb): Operate on the correct edges
5162 when updating the callgraph.
5164 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5166 * config/alpha/vms-cc.c: Deleted.
5167 * config/alpha/vms-ld.c: Deleted.
5168 * config/alpha/t-vms64: Moved to config/vms
5169 * config/alpha/vms-crt0-64.c: Moved to config/vms
5170 * config/alpha/vms-crt0.c: Moved to config/vms
5171 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
5172 * config/alpha/vms-psxcrt0.c: Moved to config/vms
5173 * config/alpha/xm-vms.h: Moved to config/vms
5174 * config/alpha/x-vms: Moved to config/vms
5175 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5177 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5178 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5180 * config/vms/t-vms64: Moved here from config/alpha
5181 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5182 (argc,argv,envp): Enforce 32bit malloc'ing.
5183 * config/vms/vms-psxcrt0-64.c: Likewise.
5184 * config/vms/vms-crt0.c: Moved here from config/alpha.
5185 * config/vms/vms-psxcrt0.c: Likewise.
5186 * config/vms/vms-crtl-64.h: New file.
5187 * config/vms/vms-crtl.h: New file.
5188 * config/vms/vms.opt: New file.
5189 * config/vms/xm-vms64.h: New file.
5190 * config/vms/xm-vms.h: Moved here from config/alpha.
5191 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5193 * config/vms/x-vms: Moved here from config/alpha.
5194 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5195 (vms-ld.o, vms-cc.o): Removed.
5196 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5198 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5200 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5201 correct stack (obvious VMS fix).
5203 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5205 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5206 date, version info if VMS_DEBUGGING_INFO defined.
5207 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5208 size, date calculating code moved here.
5210 2009-07-29 Paul Brook <paul@codesourcery.com>
5212 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5215 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5218 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5219 to DImode when generating insq_le insn.
5221 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5223 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5224 New macro set for VMS_DEBUGGGING_INFO.
5225 (AT_string_form): Use it.
5227 2009-07-28 DJ Delorie <dj@redhat.com>
5229 * config/mep/mep.c (vtext_section): New.
5230 (vftext_section): New.
5231 (ftext_section): New.
5232 (mep_select_section): Add support for functions.
5233 (mep_unique_section): Likewise.
5234 (mep_asm_init_sections): Likewise.
5235 (mep_encode_section_info): Remove it from here.
5237 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5239 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5241 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5242 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5244 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5246 * dwarf2out.c (output_file_names): Test new macro
5247 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5248 (add_comp_dir_attribute): Likewise.
5250 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5252 * config/i386/mingw-w64.h (LINK_SPEC): Add
5253 separating space between commands.
5255 2009-07-28 Jan Hubicka <jh@suse.cz>
5257 PR tree-optimization/40759
5258 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5261 2009-07-27 DJ Delorie <dj@redhat.com>
5263 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5264 types are dword-aligned.
5265 (mep_expand_va_start): Likewise.
5267 2009-07-27 Olivier Hainque <hainque@adacore.com>
5268 Douglas B Rupp <rupp@gnat.com>
5270 * convert.c (convert_to_pointer): Don't assume the target
5271 pointer type is POINTER_SIZE long. Fetch its precision instead.
5273 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5275 * system.h (fopen): Undefine if macro.
5277 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5279 * dwarf2out.c (output_cfi_p): Removed.
5280 (output_cfis): New function.
5281 (output_fde): New function, split from output_call_frame_info.
5282 (output_call_frame_info): Use it.
5283 (dwarf2out_switch_text_section): Use output_cfis.
5285 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5287 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5288 TARGET_BI_ARCH is specified without enabling SJLJ.
5289 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5290 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5292 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5294 * arm.md (negdi2): Use DImode if forcing a value into a register.
5296 2009-07-26 Ira Rosen <irar@il.ibm.com>
5298 PR tree-optimization/40801
5299 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5300 of vector operand from the previous copy of vector statement.
5301 Pass the correct definition type value to
5302 vect_get_vec_def_for_stmt_copy().
5304 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5306 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5307 const char ** conversion.
5309 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5311 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5312 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5313 (gcc_unreachable): Invoke __builtin_unreachable() if
5314 !ENABLE_ASSERT_CHECKING.
5316 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5318 PR rtl-optimization/40445
5319 * emit-rtl.c (next_nonnote_insn_bb): New function.
5320 * rtl.h (next_nonnote_insn_bb): Declare new function.
5321 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5322 with no successors that is the successor of the ENTRY_BLOCK.
5323 Continue from the top after removing an empty fallthrough block.
5324 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5325 of next_nonnote_insn.
5327 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5329 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5331 2009-07-25 Martin Jambor <mjambor@suse.cz>
5333 * c-common.c (c_common_attribute_table): New element for noclone.
5334 (handle_noclone_attribute): New function. Forward-declare.
5335 * tree-inline.c (tree_versionable_function_p): Check for noclone
5337 * doc/extend.texi (Labels as Values): Document need for noclone.
5338 (Function Attributes): Document noclone attribute.
5340 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5342 PR rtl-optimization/34999
5343 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5344 and dw_fde_switched_cold_to_hot fields.
5345 (output_cfi_p): New function.
5346 (output_call_frame_info): If fde->dw_fde_switched_sections,
5347 output 2 FDEs instead of one with corrupted header.
5348 (dwarf2out_do_cfi_startproc): New function.
5349 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5350 and fde->dw_fde_switched_cold_to_hot.
5351 (dwarf2out_switch_text_section): Compute
5352 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5353 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5354 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5355 Otherwise, compute fde->dw_fde_switch_cfi.
5357 2009-07-24 Cary Coutant <ccoutant@google.com>
5359 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5361 2009-07-24 Cary Coutant <ccoutant@google.com>
5363 * cfghooks.c (split_block): Copy discriminator to new block.
5364 * tree-cfg.c (assign_discriminator): Check location of last
5365 instruction in block as well as first.
5367 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5369 * config/i386/linux.c: Use fputs or putc instead of fprintf
5371 * config/i386/gas.h: Ditto.
5372 * config/i386/x86-64.h: Ditto.
5373 * config/i386/att.h: Ditto.
5375 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5377 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5380 2009-07-24 Martin Jambor <mjambor@suse.cz>
5382 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5383 (ipa_push_func_to_list_1): Declare.
5384 (ipa_push_func_to_list): New function.
5386 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5387 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5388 (ipa_push_func_to_list): Removed.
5389 (ipa_pop_func_from_list): Clear node_enqueued flag.
5391 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5393 * config/s390/s390.c (override_options): Default
5394 max-unrolled-insns to 100 for z10 tuning.
5396 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5398 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5399 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5400 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5401 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5402 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5403 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5404 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5406 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5408 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5409 use default set in mingw32.h header.
5410 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5411 64-bit /mingw/include path.
5412 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5415 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5417 PR rtl-optimization/40209
5418 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5420 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5423 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5424 with the rest of string where appropriate. Use fputs or putc
5425 instead of fprintf where appropriate.
5427 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5428 Pat Haugen <pthaugen@us.ibm.com>
5429 Revital Eres <ERES@il.ibm.com>
5431 * config/rs6000/vector.md: New file. Move most of the vector
5432 expander support here from altivec.md to allow for the VSX vector
5433 unit in the future. Add support for secondary_reload patterns.
5434 Rewrite the patterns for vector comparison, and vector comparison
5435 predicate instructions so that the RTL expresses the desired
5436 behavior, instead of using unspec.
5438 * config/rs6000/constraints.md ("f" constraint): Use
5439 rs6000_constraints to hold the precalculated register class.
5440 ("d" constraint): Ditto.
5441 ("wd" constraint): New constraint for VSX.
5442 ("wf" constraint): Ditto.
5443 ("ws" constraint): Ditto.
5444 ("wa" constraint): Ditto.
5445 ("wZ" constraint): Ditto.
5446 ("j" constraint): Ditto.
5448 * config/rs6000/predicates.md (vsx_register_operand): New
5450 (vfloat_operand): New predicate for vector.md.
5451 (vint_operand): Ditto.
5452 (vlogical_operand): Ditto.
5453 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5454 (easy_vector_constant): Add VSX support.
5455 (altivec_indexed_or_indirect_operand): New predicate for
5456 recognizing Altivec style memory references with AND -16.
5458 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5459 for vector secondary reload support.
5460 (rs6000_vector_reg_class): Delete, replacing it with
5462 (rs6000_vsx_reg_class): Ditto.
5463 (rs6000_constraints): New array to hold the register classes of
5464 each of the register constraints that can vary at runtime.
5465 (builtin_mode_to_type): New static array for builtin function type
5467 (builtin_hash_table): New static hash table for builtin function
5469 (TARGET_SECONDARY_RELOAD): Define target hook.
5470 (TARGET_IRA_COVER_CLASSES): Ditto.
5471 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5472 registers are 128 bits if VSX memory reference instructions are used.
5473 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5475 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5476 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5477 Print several of the scheduling related parameters.
5478 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5479 rs6000_constraints instead of rs6000_vector_reg_class. Move
5480 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5481 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5482 Altivec. Add VSX support. Setup for secondary reload support on
5483 Altivec/VSX registers.
5484 (rs6000_override_options): Make power7 set the scheduling groups
5485 like the power5. Add support for new debug switches to override
5486 the scheduling defaults. Temporarily disable -mcpu=power7 from
5487 setting -mvsx. Add support for debug switches -malways-hint,
5488 -msched-groups, and -malign-branch-targets.
5489 (rs6000_buitlin_conversion): Add support for returning unsigned
5490 vector conversion functions to fix regressions due to stricter
5492 (rs6000_builtin_mul_widen_even): Ditto.
5493 (rs6000_builtin_mul_widen_odd): Ditto.
5494 (rs6000_builtin_vec_perm): Ditto.
5495 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5496 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5498 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5500 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5501 VSX types for bit operations. Changes to accomidate vector.md.
5502 (bdesc_2arg): Ditto.
5503 (bdesc_1arg): Ditto.
5504 (struct builtin_description_predicates): Rewrite predicate
5505 handling so that RTL describes the operation, instead of passing
5506 the instruction to be used as a string argument.
5507 (bdesc_altivec_preds): Ditto.
5508 (altivec_expand_predicate_builtin): Ditto.
5509 (altivec_expand_builtin): Ditto.
5510 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5511 statement for vsldoi support.
5512 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5513 (altivec_expand_st_builtin): Ditto.
5514 (paired_expand_builtin): Whitespace changes.
5515 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5516 builtin_mode_to_type table for secondary reload. Call
5517 builtin_function_type to build random builtin functions.
5518 (altivec_init_builtins): Change to use builtin_function_type to
5519 create builtin function types dynamically as we need them.
5520 (builtin_hash_function): New support for hashing the tree types
5521 for builtin function as we need it, rather than trying to build
5522 all of the trees that we need. Add initial preliminary VSX support.
5523 (builtin_function_type): Ditto.
5524 (builtin_function_eq): Ditto.
5525 (builtin_hash_struct): Ditto.
5526 (rs6000_init_builtins): Ditto.
5527 (rs6000_common_init_builtins): Ditto.
5528 (altivec_init_builtins): Ditto.
5529 (rs6000_common_init_builtins): Ditto.
5530 (enum reload_reg_type): New enum for simplifing reg classes.
5531 (rs6000_reload_register_type): Simplify register classes into GPR,
5532 Vector, and other registers. Altivec and VSX addresses in reload.
5533 (rs6000_secondary_reload_inner): Ditto.
5534 (rs6000_ira_cover_classes): New target hook, that returns the
5535 appropriate cover classes, based on -mvsx being used or not.
5536 (rs6000_secondary_reload_class): Add VSX support.
5537 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5538 (get_vsel_insn): Ditto.
5539 (rs6000_emit_vector_compare): Rewrite vector conditional support
5540 so that where we can, we use RTL operators, instead of blindly use
5542 (rs6000_emit_vector_select): Ditto.
5543 (rs6000_emit_vector_cond_expr): Ditto.
5544 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5545 (create_TOC_reference): Add -mdebug=addr support.
5546 (emit_frame_save): VSX loads/stores need register indexed addressing.
5548 * config/rs6000/rs6000.md: Include vector.md.
5550 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5552 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5553 support for V2DI, V2DF in logical, permute, select operations.
5555 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5556 switch for vsx/power7.
5557 (-mvsx-scalar-memory): Ditto.
5558 (-mvsx-align-128): Ditto.
5559 (-mallow-movmisalign): Ditto.
5560 (-mallow-df-permute): Ditto.
5561 (-msched-groups): Ditto.
5562 (-malways-hint): Ditto.
5563 (-malign-branch-targets): Ditto.
5565 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5567 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5568 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5569 (rs6000_vector_reg_class): Delete.
5570 (rs6000_vsx_reg_class): Ditto.
5571 (enum rs6000_reg_class_enum): New enum for the constraints that
5572 vary based on target switches.
5573 (rs6000_constraints): New array to hold the register class for all
5574 of the register constraints that vary based on the switches used.
5575 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5576 (enum rs6000_builtins): Add unsigned varients for the builtin
5577 declarations returned by target hooks for expanding multiplies,
5578 select, and permute operations. Add VSX builtins.
5579 (enum rs6000_builtin_type_index): Add entries for VSX.
5580 (V2DI_type_node): Ditto.
5581 (V2DF_type_node): Ditto.
5582 (unsigned_V2DI_type_node): Ditto.
5583 (bool_long_type_node): Ditto.
5584 (intDI_type_internal_node): Ditto.
5585 (uintDI_type_internal_node): Ditto.
5586 (double_type_internal_node): Ditto.
5588 * config/rs6000/altivec.md (whole file): Move all expanders to
5589 vector.md from altivec.md. Rename insn matching functions to be
5591 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5592 (altivec_vcmp*): Ditto.
5593 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5594 (VM): New iterator for moves that includes the VSX types.
5595 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5596 (altivec_vperm_<mode>_uns): New, for unsigned types.
5597 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5598 (altivec_eq<mode>): Ditto.
5599 (altivec_gt<mode>): Ditto.
5600 (altivec_gtu<mode>): Ditto.
5601 (altivec_eqv4sf): Ditto.
5602 (altivec_gev4sf): Ditto.
5603 (altivec_gtv4sf): Ditto.
5604 (altivec_vcmpbfp_p): Ditto.
5606 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5608 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5611 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5614 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5615 ASM_SHORT instead of .word.
5616 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5617 instead of .word in asm template.
5619 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5622 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5623 (process_bb_node_lives): Use it.
5625 * ira.c (setup_cover_and_important_classes): Don't setup
5626 ira_important_class_nums. Add cover classes to the end of
5628 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5630 (find_reg_class_closure): Use reorder_important_classes.
5632 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5634 * config/i386/i386.c (i386_ira_cover_classes): New function.
5635 (TARGET_IRA_COVER_CLASSES): Redefine.
5637 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5638 importance of order of cover classes in the array.
5640 2009-07-22 Diego Novillo <dnovillo@google.com>
5642 * tree-pass.h (TDF_EH): Define.
5643 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5644 contains TDF_EH, print the EH region number holding GS.
5645 * tree-dump.c (dump_options): Add "eh".
5646 * doc/invoke.texi: Document it.
5648 2009-07-22 Doug Kwan <dougkwan@google.com>
5650 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5652 2009-07-22 Michael Matz <matz@suse.de>
5654 PR tree-optimization/35229
5655 PR tree-optimization/39300
5657 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5658 (inhibit_phi_insertion): New function.
5659 (insert_into_preds_of_block): Call it for REFERENCEs.
5660 (init_pre): Initialize and finalize scalar evolutions.
5661 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5663 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5665 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5666 Use CONST_VECTOR_NUNITS to determine number of elements.
5668 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5670 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5671 (U, W): Constraints are now deprecated and will be removed if we
5673 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5675 ("prefetch"): Add the stcmh instruction for prefetching.
5676 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5678 (s390_short_displacement): Return always true if compiling for
5679 machines not providing the long displacement facility.
5680 (s390_mem_constraint): Support the new constraint letter Z.
5681 (s390_check_qrst_address): New function.
5683 2009-07-21 DJ Delorie <dj@redhat.com>
5685 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5688 2009-07-21 Jason Merrill <jason@redhat.com>
5690 * c-common.c (max_tinst_depth): Increase default to 1024.
5692 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5694 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5695 (vec_unpacku_float_lo_v4si): Ditto.
5697 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5701 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5702 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5703 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5705 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5707 PR tree-optimization/40813
5708 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5711 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5713 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5714 with a NOP_EXPR if needed.
5716 2009-07-21 Paul Brook <paul@codesourcery.com>
5718 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5719 Terminate debug dump with newline.
5721 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5723 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5724 Cast "1" to unsigned HOST_WIDE_INT.
5725 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5726 deposit length to the maximum length - lsb. Extend length if
5727 HOST_BITS_PER_WIDE_INT is 32.
5729 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5731 * cgraph.h (constant_pool_htab): New function.
5732 (constant_descriptor_tree): Move from varasm.c.
5733 * varasm.c (constant_pool_htab): New function.
5734 (constant_descriptor_tree): Move to cgraph.h.
5736 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5738 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5740 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5742 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5745 2009-07-20 Xinliang David Li <davidxl@google.com>
5747 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5749 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5751 * config/mips/mips.md (move_type): Add arith.
5752 (type): Handle arith.
5753 (zero_extendsidi2): Rename this into ...
5754 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5755 (zero_extendsidi2): New expander.
5756 (*zero_extendsidi2_dext): New pattern.
5758 2009-07-20 Nick Clifton <nickc@redhat.com>
5760 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5761 to set MIPS_ABI_DEFAULT.
5762 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5764 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5766 * tree-object-size.c (addr_object_size): Handle unions with
5767 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5769 PR tree-optimization/40792
5770 * tree.c (build_function_type_skip_args): Remove bogus assert.
5772 2009-07-20 Jan Hubicka <jh@suse.cz>
5773 Martin Jambor <mjambor@suse.cz>
5775 * cgraph.h (combined_args_to_skip): New field.
5776 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5777 combined_args_to_skip and args_to_skip.
5778 * tree-inline.c (update_clone_info): New function.
5779 (tree_function_versioning): Call update_clone_info.
5780 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5782 (cgraph_materialize_all_clones): More extensive dumping, working
5783 with combined_args_to_skip rather than args_to_skip.
5785 2009-07-20 Ira Rosen <irar@il.ibm.com>
5787 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5788 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5789 (get_initial_def_for_reduction): Likewise.
5790 (vectorizable_reduction): Skip the check of first operand in case
5791 of COND_EXPR. Add check that it is outer loop vectorization if
5792 nested cycle was detected. Call vectorizable_condition() for
5793 COND_EXPR. If reduction epilogue cannot be created do not fail for
5794 nested cycles (if it is not double reduction). Assert that there
5795 is only one type in the loop in case of COND_EXPR. Call
5796 vectorizable_condition() to vectorize COND_EXPR.
5797 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5798 Add parameters. Allow nested cycles if called from
5799 vectorizable_reduction(). Use reduction vector variable if provided.
5800 (vect_analyze_stmt): Call vectorizable_reduction() before
5801 vectorizable_condition().
5802 (vect_transform_stmt): Update call to vectorizable_condition().
5804 2009-07-20 Christian Bruel <christian.bruel@st.com>
5806 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5807 * doc/invoke.texi (-mfmovd): Likewise.
5808 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5810 2009-07-20 Jan Hubicka <jh@suse.cz>
5812 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5813 when handling SSA name.
5815 2009-07-19 Jan Hubicka <jh@suse.cz>
5817 PR tree-optimization/40676
5818 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5819 virtual PHIs in empty BBs.
5821 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5823 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5824 re-expanded the compound use gen_lowpart instead to convert to the
5827 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5829 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5830 OUTER_CONST arguments.
5831 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5832 the new wider mode will be masked off.
5833 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5835 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5837 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5838 high-order bits are zero.
5840 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5842 * combine.c (simplify_shift_const_1): Split code to determine
5844 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5845 new bits shifted in are identical to the old sign bit.
5847 2009-07-18 Richard Guenther <rguenther@suse.de>
5850 * gimplify.c (gimplify_call_expr): Reject code using results from
5851 functions returning void.
5853 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5855 * doc/md.texi: Document the new PowerPC "es" constraint.
5856 Document that "m" can include automodified addresses on this target,
5857 and explain how %U must be used. Extend the "Q" and "Z" documentation
5858 to suggest "es" as well as "m".
5859 * config/rs6000/constraints.md (es): New memory constraint.
5860 (Q, Z): Update strings to match new documentation.
5862 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5864 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5865 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5866 * config/rs6000/predicates.md (volatile_mem_operand): Use
5867 offsettable_nonstrict_memref_p.
5868 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5869 (*floatunssidf2_internal): Likewise.
5870 (*fix_truncdfsi2_internal): Likewise.
5871 (*fix_trunctfsi2_internal): Likewise.
5873 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5875 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5877 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5879 2009-07-17 Richard Guenther <rguenther@suse.de>
5882 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5883 (pass_warn_unused_result): Likewise.
5884 (TODO_set_props): Remove.
5885 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5887 (pass_diagnose_omp_blocks): Define.
5888 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5889 (c_gimple_diagnostics_recursively): Remove.
5890 (finish_function): Do not call it.
5891 (c_write_global_declarations): Continue after errors.
5892 Finalize the CU here.
5893 * c-gimplify.c (c_genericize): Do not gimplify here.
5894 * c-common.c (c_warn_unused_result): Move ...
5895 * tree-cfg.c (do_warn_unused_result): ... here.
5896 (run_warn_unused_result): New function.
5897 (gate_warn_unused_result): New function.
5898 (pass_warn_unused_result): New pass.
5899 * c-common.h (c_warn_unused_result): Remove.
5900 * flags.h (flag_warn_unused_result): Declare.
5901 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5902 * opts.c (flag_warn_unused_result): Initialize to false.
5903 * toplev.c (compile_file): Add comment.
5904 * omp-low.c (create_omp_child_function): Do not register
5905 the function with the frontend.
5906 (diagnose_omp_structured_block_errors): Prepare to be
5907 called as optimization pass.
5908 (gate_diagnose_omp_blocks): New function.
5909 (pass_diagnose_omp_blocks): New pass.
5910 * cgraph.h (cgraph_optimize): Remove.
5911 (cgraph_analyze_function): Likewise.
5912 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5913 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5914 before their parents here.
5915 (cgraph_finalize_function): Not here.
5916 (cgraph_analyze_function): Gimplify functions here.
5917 (cgraph_finalize_compilation_unit): Continue after errors.
5918 Optimize the callgraph from here.
5919 (cgraph_optimize): Make static.
5920 * langhooks.c (write_global_declarations): Finalize the CU.
5921 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5922 (gimplify_function_tree): Assert we gimplify only once.
5923 Set PROP_gimple_any property.
5924 * tree-nested.c (gimplify_all_functions): New function.
5925 (lower_nested_functions): Gimplify all nested functions.
5926 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5927 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5928 and pass_diagnose_omp_blocks after gimplification. Do not
5929 set TODO_set_props on all_lowering_passes.
5930 (execute_one_pass): Do not handle TODO_set_props.
5931 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5932 (gimplify.o): Add tree-pass.h dependency.
5933 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5934 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5935 (unsave_r): Likewise.
5936 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5939 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5941 * doc/service.texi (Service): Restore previously removed link,
5942 which isn't broken after all.
5944 2009-07-17 Richard Guenther <rguenther@suse.de>
5946 PR tree-optimization/40321
5947 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5948 PHI nodes to the maximal set.
5949 (make_values_for_phi): Add PHI arguments to the maximal set.
5950 (execute_pre): Dump PHI_GEN and the maximal set.
5952 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5955 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5958 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5960 * doc/extend.texi (Nested Functions): Replace broken link with
5962 * doc/service.texi (Service): Remove broken link.
5964 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5967 * builtins.c (expand_builtin_memcmp): Use loc instead of
5968 EXPR_LOCATION (exp).
5969 (expand_builtin_strncmp): Likewise.
5971 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5972 Manuel López-Ibáñez <manu@gcc.gnu.org>
5975 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5976 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5977 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5978 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5979 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5980 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5981 tree-inline.c, c-common.c, c-common.h, gimple.c,
5982 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5983 convert.c: Add location argument to fold_{unary,binary,ternary},
5984 fold_build[123], build_call_expr, build_size_arg,
5985 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5986 fold_build1_initializer, fold_build2_initializer,
5987 fold_build3_initializer, fold_build_call_array,
5988 fold_build_call_array_initializer, fold_single_bit_test,
5989 omit_one_operand, omit_two_operands, invert_truthvalue,
5990 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5991 combine_comparisons, fold_builtin_*, fold_call_expr,
5992 build_range_check, maybe_fold_offset_to_address, round_up,
5995 2009-07-16 Jason Merrill <jason@redhat.com>
5998 * c-common.c (c_common_reswords): Add __is_standard_layout
6000 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6001 * doc/implement-cxx.texi: New.
6002 * doc/gcc.texi: Include it.
6004 2009-07-16 DJ Delorie <dj@redhat.com>
6006 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6007 compares that may be indirectly affected by previous instructions.
6009 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6011 * builtins.c (do_mpc_arg2): New.
6012 (fold_builtin_2): Fold builtin cpow.
6013 * real.h (HAVE_mpc_pow): New.
6015 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6017 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6018 comparison to skip unprofitable schedule
6020 2009-07-16 Simon Baldwin <simonb@google.com>
6022 * gcc.c (option_map): New flag -no-canonical-prefixes.
6023 * (display_help): Print help text for new flag.
6024 * (process_command): Move options translation and language specifics
6025 and handle new flag early. Use it to set a function pointer to a
6026 prefix builder. Replace make_relative_prefix calls with calls to
6027 the function pointed to. Ignore new flag in regular options handling.
6028 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6030 2009-07-15 DJ Delorie <dj@redhat.com>
6032 * config/mep/mep.md (sibcall_internal): Change register to avoid
6034 (sibcall_value_internal): Likewise.
6036 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6038 PR rtl-optimization/40710
6039 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6041 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6043 * config/mips/mips.md (*extenddi_truncate<mode>,
6044 *extendsi_truncate<mode>): Change type attribute to move_type
6045 with shift_shift. Split out code handling exts from here ...
6046 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6048 (*extendhi_truncateqi): Change type attribute to move_type with
6049 shift_shift. Split out code handling exts from here ...
6050 (*extendhi_truncateqi_exts): ... to this new pattern.
6052 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6054 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6055 instead of "and" with inverted sign bit mask value. Use
6056 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6057 Allocate registers only for operand 4 and operand 5.
6059 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6062 * fold-const.c (fold_cond_expr_with_comparison): When folding
6063 < and <= to MIN, make sure the MIN uses the same type as the
6064 comparison's operands.
6066 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6068 * arm.md (ior_xor): New code iterator.
6069 (split for ior/xor with shift and zero-extend): New split pattern.
6070 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6072 2009-07-15 Richard Guenther <rguenther@suse.de>
6074 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6077 2009-07-15 Richard Guenther <rguenther@suse.de>
6080 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6082 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6084 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6085 handle 2.6.30 kernel.
6087 2009-07-15 DJ Delorie <dj@redhat.com>
6089 * config/mep/mep.md (sibcall_internal): Change register to allow
6090 for 24-bit addresses.
6091 (sibcall_value_internal): Likewise.
6093 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6095 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6096 that are enabled/disabled by the flags introduced by a previous patch.
6098 2009-07-14 DJ Delorie <dj@redhat.com>
6100 * config/mep/mep.md (sibcall_internal): Include non-toggling
6102 (sibcall_value_internal): Likewise.
6104 2009-07-14 Taras Glek <tglek@mozilla.com>
6105 Rafael Espindola <espindola@google.com>
6107 * doc/sourcebuild.texi: Document install-plugin target.
6108 * configure.ac: Added install-plugin target to language makefiles.
6109 * configure: Regenerate.
6110 * Makefile.in: (install-plugin): Install more headers,
6111 depend on lang.install-plugin.
6113 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6115 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6118 2009-07-14 DJ Delorie <dj@redhat.com>
6120 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6121 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6122 * config/mep/mep.md (sibcall_internal): Change test from
6123 mep_vliw_mode_match to mep_vliw_jmp_match.
6124 (sibcall_value_internal): Likewise.
6126 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6128 * config/i386/sse.md (copysign<mode>3): New expander.
6129 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6130 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6131 Use ix86_build_const_vector.
6132 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6133 IX86_BUILTIN_CPYSGNPD.
6134 (builtin_description): Add __builtin_ia32_copysignps and
6135 __builtin_ia32_copysignpd.
6136 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6137 and BUILT_IN_COPYSIGNF.
6139 2009-07-13 Jason Merrill <jason@redhat.com>
6141 * builtins.c (can_trust_pointer_alignment): New fn.
6142 (get_pointer_alignment): Factor it out from here.
6143 * tree.h: Declare it.
6145 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6147 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6150 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6154 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
6156 2009-07-14 Richard Guenther <rguenther@suse.de>
6157 Andrey Belevantsev <abel@ispras.ru>
6160 * cfgexpand.c (partition_stack_vars): Do not bother to update
6161 alias information when not optimizing.
6163 2009-07-14 Richard Guenther <rguenther@suse.de>
6164 Andrey Belevantsev <abel@ispras.ru>
6166 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
6167 (pt_solution_set): Likewise.
6168 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
6169 * tree-ssa-structalias.c (pt_solution_set): New function.
6170 * final.c (rest_of_clean_state): Free SSA data structures.
6171 * print-rtl.c (print_decl_name): Remove.
6172 (print_mem_expr): Implement in terms of print_generic_expr.
6173 * alias.c (ao_ref_from_mem): New function.
6174 (rtx_refs_may_alias_p): Likewise.
6175 (true_dependence): Query alias-export info.
6176 (canon_true_dependence): Likewise.
6177 (write_dependence_p): Likewise.
6178 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6180 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6181 (mem_expr_equal_p): Use operand_equal_p.
6182 (set_mem_attributes_minus_bitpos): Do not use
6183 component_ref_for_mem_expr.
6184 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6185 (update_alias_info_with_stack_vars): Likewise.
6186 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6187 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6188 explicitly nor clear stmt operands.
6189 Free the decl-to-pointer map.
6190 * tree-optimize.c (execute_free_datastructures): Do not free
6191 SSA data structures here.
6192 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6193 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6194 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6196 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6198 2009-07-13 DJ Delorie <dj@redhat.com>
6200 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6201 unrolling at the right iteration count.
6203 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6206 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6208 * haifa-sched.c (rank_for_schedule): Introduced flags to
6209 enable/disable individual scheduling heuristics.
6210 * common.opt: Introduced flags to enable/disable individual
6211 heuristics in the scheduler.
6212 * doc/invoke.texi: Introduced flags to enable/disable individual
6213 heuristics in the scheduler.
6215 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6217 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6218 config/i386/mingw-tls.c.
6219 * config/i386/mingw-tls.c: Removed.
6221 2009-07-13 Ira Rosen <irar@il.ibm.com>
6223 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6224 checks access only relevant statements.
6225 (vectorizable_reduction): Likewise.
6227 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6229 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6230 just for 32-bit case.
6232 2009-07-12 Jan Hubicka <jh@suse.cz>
6234 PR tree-optimization/40585
6235 * except.c (expand_resx_expr): When there already is resume
6236 instruction, produce linked list.
6237 (build_post_landing_pads): Assert that resume is empty.
6238 (connect_post_landing_pads): Handle resume lists.
6239 (dump_eh_tree): Dump resume list.
6241 2009-07-12 Ira Rosen <irar@il.ibm.com>
6243 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6244 with additional argument.
6245 * tree-vectorizer.h (enum vect_def_type): Add
6246 vect_double_reduction_def.
6247 (vect_is_simple_reduction): Add argument.
6248 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6250 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6251 vect_is_simple_reduction with additional argument.
6252 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6254 (reduction_code_for_scalar_code): Handle additional codes by
6255 returning ERROR_MARK for them. Fix comment and indentation.
6256 (vect_is_simple_reduction): Fix comment, add argument to specify
6257 double reduction. Detect double reduction.
6258 (get_initial_def_for_induction): Fix indentation.
6259 (get_initial_def_for_reduction): Fix comment and indentation.
6260 Handle double reduction. Create initial definitions that do not
6261 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6262 (vect_create_epilog_for_reduction): Fix comment, add argument to
6263 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6264 epilogue result extraction. Create double reduction phi node and
6265 replace relevant uses.
6266 (vectorizable_reduction): Call vect_is_simple_reduction with
6267 additional argument. Fix indentation. Update epilogue code treatment
6268 according to the changes in reduction_code_for_scalar_code. Check
6269 for double reduction. Call vect_create_epilog_for_reduction with
6270 additional argument.
6271 * tree-vect-stmts.c (process_use): Handle double reduction, update
6273 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6274 (vect_get_vec_def_for_operand): Likewise.
6276 2009-07-12 Danny Smith <dansmister@gmail.com>
6278 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6279 dllexport if !TREE_PUBLIC.
6280 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6282 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6284 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6285 (avr_extra_arch_macro) Remove declatation.
6286 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6287 (avr_extra_arch_macro) Declare as static.
6288 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6290 2009-07-11 Jan Hubicka <jh@suse.cz>
6293 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6295 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6298 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6299 cold_in_std_section bits.
6300 (dwarf2out_begin_prologue): Initialize them.
6301 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6302 if already covered by text_section or cold_text_section range.
6304 PR rtl-optimization/40667
6305 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6306 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6307 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6308 * config/i386/i386.c (ix86_minimum_alignment): New function.
6309 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6310 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6311 * emit-rtl.c (gen_reg_rtx): Likewise.
6312 * function.c (assign_parms): Likewise. If nominal_type needs
6313 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6314 rather than passed_type's alignment.
6317 * function.c (assign_parm_setup_stack): Adjust
6318 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6319 from nominal_mode on big endian.
6321 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6323 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6325 2009-07-10 DJ Delorie <dj@redhat.com>
6327 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6329 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6331 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6333 (thumb2_cbnz): Likewise.
6335 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6338 * config.gcc (supported_defaults): Add synci.
6339 (with_synci): Add validation.
6340 (all_defaults): Add synci.
6341 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6344 * config/mips/mips.opt (msynci): New option.
6345 * config/mips/mips.c (mips_override_options): Warn on use of
6346 -msynci for targets that do now support it.
6347 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6349 * gcc/doc/invoke.texi (-msynci): Document the new option.
6350 * doc/install.texi (--with-synci): Document the new option.
6352 2009-07-10 Richard Guenther <rguenther@suse.de>
6354 PR tree-optimization/40496
6355 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6356 the PHI result with a compatible type.
6358 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6362 * c.opt (Wunused-result): New.
6363 * doc/invoke.texi: Document it.
6364 * c-common.c (c_warn_unused_result): Use it.
6366 2009-07-09 DJ Delorie <dj@redhat.com>
6368 * targhooks.c (default_target_can_inline_p): Rename from
6369 default_target_option_can_inline_p.
6370 * targhooks.h (default_target_can_inline_p): Likewise.
6371 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6372 TARGET_OPTION_CAN_INLINE_P.
6373 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6374 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6375 (mep_target_can_inline_p): Rename from
6376 mep_target_option_can_inline_p.
6379 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6380 registers used to pass vectors.
6382 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6384 2009-07-09 Tom Tromey <tromey@redhat.com>
6386 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6387 * config/mmix/mmix.c: Include dwarf2.h.
6388 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6389 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6390 * config/sh/sh.c: Include dwarf2.h.
6391 * config/i386/i386.c: Include dwarf2.h.
6392 * Makefile.in (DWARF2_H): Remove 'elf'.
6393 * except.c: Include dwarf2.h.
6394 * unwind-dw2.c: Include dwarf2.h.
6395 * dwarf2out.c: Include dwarf2.h.
6396 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6397 * unwind-dw2-fde.c: Include dwarf2.h.
6398 * dwarf2asm.c: Include dwarf2.h.
6400 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6402 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6403 (max_issue): Use it.
6404 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6406 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6407 (region_sched_info): Update.
6408 * sched-ebb.c (ebb_sched_info): Update.
6409 * modulo-sched.c (sms_sched_info): Update.
6410 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6412 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6414 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6416 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6418 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6420 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6423 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6424 arg1 with arg01 if arg1 is already INTEGER_CST.
6426 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6428 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6429 Transform (and (truncate)) into (truncate (and)).
6431 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6433 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6434 creating LHS paradoxical subregs. Fix surrounding returns to
6435 use NULL_RTX rather than 0.
6437 2009-07-08 DJ Delorie <dj@redhat.com>
6439 * config/mep/mep.c: (mep_option_can_inline_p): New.
6440 (TARGET_OPTION_CAN_INLINE_P): Define.
6442 2009-07-08 Mark Wielaard <mjw@redhat.com>
6445 * dwarf2out.c (add_data_member_location_attribute): When we have
6446 only a constant offset don't emit a new location description using
6447 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6450 2009-07-08 Richard Henderson <rth@redhat.com>
6453 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6454 (enum reg_class): Add CLOBBERED_REGS.
6455 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6456 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6457 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6458 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6459 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6460 force 64-bit sibcalls into R11.
6461 * config/i386/constraints.md (U): New constraint.
6462 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6463 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6464 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6466 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6468 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6470 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6471 * ebitmap.h (dump_ebitmap): Ditto.
6472 * optabs.h (optab_libfunc): Ditto.
6473 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6474 * tree-flow.h (vect_can_force_dr_alignment_p,
6475 get_vectype_for_scalar_type): Ditto.
6476 (vectorize_loops): Move prototype to ...
6477 * tree-vectorizer.h: ... here. Also, adjust comment.
6478 (vect_set_verbosity_level): Remove duplicate prototype.
6479 * tree-ssa-loop.c: Include tree-vectorizer.h.
6480 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6482 2009-07-08 Nick Clifton <nickc@redhat.com>
6484 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6487 2009-07-08 DJ Delorie <dj@redhat.com>
6489 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6490 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6491 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6493 * config/mep/intrinsics.md: Regenerated.
6494 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6495 registers when asm() or calls are detected.
6497 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6500 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6502 * gimple (gimple_build_call_from_tree): Likewise.
6503 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6504 no_warning flag before warning.
6506 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6508 * tree.c (set_expr_locus): Remove.
6509 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6510 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6512 * gimplify.c (internal_get_tmp_var): Likewise.
6513 (gimplify_call_expr): Likewise.
6514 (gimplify_one_sizepos): Likewise.
6516 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6519 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6520 to variables for debugging purposes.
6522 2009-06-23 Mark Loeser <mark@halcy0n.com>
6525 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6527 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6529 * pretty-print.c (pp_base_format): Remove %J.
6530 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6531 gcc_cxxdiag_char_table): Likewise.
6532 (init_dynamic_diag_info): Likewise.
6534 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6536 * pretty-print.c (pp_base_format): Remove %H.
6537 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6538 gcc_cxxdiag_char_table): Likewise.
6539 (init_dynamic_diag_info): Likewise.
6540 * config/mep/mep.c (mep_select_section): Likewise.
6542 2009-07-07 Duncan Sands <baldrick@free.fr>
6544 * final.c (pass_clean_state): Give the pass a name.
6545 * passes.c (pass_rest_of_compilation): Likewise.
6546 * tree-optimize.c (pass_all_optimizations): Likewise.
6548 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6550 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6551 an extra 'decl' for error_at.
6553 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6556 * tree-tailcall.c (adjust_return_value_with_ops,
6557 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6558 if it has complex or vector type.
6560 2009-07-07 Olivier Hainque <hainque@adacore.com>
6562 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6565 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6567 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6569 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6571 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6572 * c-decl.c: Likewise.
6573 * function.c: Likewise.
6574 * varasm.c: Likewise.
6575 * tree-ssa.c: Likewise.
6576 * c-common.c: Likewise.
6577 * tree-cfg.c: Likewise.
6578 * config/spu/spu.c: Likewise.
6579 * config/ia64/ia64.c: Likewise.
6580 * config/v850/v850.c: Likewise.
6582 2009-07-06 DJ Delorie <dj@redhat.com>
6584 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6585 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6586 unspecified accesses to control registers.
6587 * config/mep/intrinsics.md: Regenerate.
6588 * config/mep/intrinsics.h: Regenerate.
6589 * config/mep/mep-intrin.h: Regenerate.
6591 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6593 * c-lex.c: Replace %H by an explicit location. Update all calls.
6594 * c-common.c: Likewise.
6595 * c-decl.c: Likewise.
6596 * c-typeck.c: Likewise.
6597 * fold-const.c: Likewise.
6598 * gimplify.c: Likewise.
6600 * tree-cfg.c: Likewise.
6601 * tree-ssa-loop-niter.c: Likewise.
6602 * tree-vrp.c: Likewise.
6603 * value-prof.c: Likewise.
6605 2009-07-06 Diego Novillo <dnovillo@google.com>
6607 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6608 if it has one. Handle cases where VAR does not have an
6609 annotation or cfun is NULL.
6611 2009-07-06 Diego Novillo <dnovillo@google.com>
6613 * tree.c: Include debug.h.
6614 (initialize_tree_contains_struct): New.
6615 (init_ttree): Call it.
6616 (tree_node_structure_for_code): Factor out of ...
6617 (tree_node_structure): ... here.
6618 * treestruct.def (TS_PHI_NODE): Remove.
6619 (TS_GIMPLE_STATEMENT): Remove.
6621 2009-07-06 Diego Novillo <dnovillo@google.com>
6623 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6624 (debug_tree_chain): Handle cycles.
6626 2009-07-06 Nick Clifton <nickc@redhat.com>
6627 DJ Delorie <dj@redhat.com>
6629 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6630 __FMOVD_ENABLED__ is defined.
6632 (TARGET_FMOVD): Provide a default definition.
6633 (MASK_FMOVD): Likewise.
6634 (TARGET_CPU_CPP_BUILTINS): Define
6635 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6636 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6637 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6638 (split for DF load from memory into register): Also handle
6639 MEMs which consist of REG+DISP addressing.
6640 (split for DF store from register to memory): Likewise.
6641 (movsf_ie): Always use single fp_mode.
6642 * config/sh/sh.c (sh_override_options): Do not automatically
6643 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6644 that to the -mfmovd command line switch.
6645 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6646 (fldi_ok): Always allow.
6647 * config/sh/sh.opt (mfmovd): Remove this switch.
6648 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6650 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6651 Kaz Kojima <kkojima@gcc.gnu.org>
6653 PR rtl-optimization/30807
6654 * postreload.c (reload_combine): For every new use of REG_SUM,
6655 record the use of BASE.
6657 2009-07-06 Jan Hubicka <jh@suse.cz>
6659 * params.def: Revert my accidental commit at 2009-06-30.
6661 2009-07-04 Ian Lance Taylor <iant@google.com>
6664 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6666 (mingw_format_attribute_overrides): Likewise.
6668 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6671 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6672 don't check cfa.reg. Instead of cfa.indirect use
6673 fde && fde->drap_reg != INVALID_REGNUM test.
6675 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6677 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6679 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6682 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6684 2009-07-03 Richard Guenther <rguenther@suse.de>
6686 PR tree-optimization/40640
6687 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6690 2009-07-03 Jan Hubicka <jh@suse.cz>
6692 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6693 for size, reduce amount of inlining.
6695 2009-07-03 Richard Guenther <rguenther@suse.de>
6698 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6699 if t +- x is known to not overflow and the conversion widens the
6701 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6703 2009-07-03 Jan Hubicka <jh@suse.cz>
6705 * ipa-pure-const.c (analyze): Update loop optimizer init.
6706 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6707 try_remove_empty_loop, remove_empty_loops): Remove.
6708 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6709 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6710 to mark regular loops as neccesary.
6711 (degenerate_phi_p): New function.
6712 (propagate_necessity, remove_dead_phis): Use it.
6713 (forward_edge_to_pdom): Likewise.
6714 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6715 virtual PHI nodes that became unreachable.
6716 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6717 * tree-flow.h (remove_empty_loops): Remove.
6718 * passes.c (init_optimization_passes): Remove.
6720 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6722 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6723 can_create_pseudo_p.
6724 (*fix_trunc<mode>_i387_1): Ditto.
6725 (*floathi<mode>2_1): Ditto.
6726 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6727 (*fistdi2_1): Ditto.
6728 (*fist<mode>2_1): Ditto.
6729 (frndintxf2_floor): Ditto.
6730 (*fist<mode>2_floor_1): Ditto.
6731 (frndintxf2_ceil): Ditto.
6732 (*fist<mode>2_ceil_1): Ditto.
6733 (frndintxf2_trunc): Ditto.
6734 (frndintxf2_mask_pm): Ditto.
6735 (fxam<mode>2_i387_with_temp): Ditto.
6736 * config/i386/sse.md (mulv16qi3): Ditto.
6737 (*sse2_mulv4si3): Ditto.
6739 (sse4_2_pcmpestr): Ditto.
6740 (sse4_2_pcmpistr): Ditto.
6742 2009-07-03 Jan Hubicka <jh@suse.cz>
6744 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6745 (mark_stmt_necessary): Set it.
6746 (mark_operand_necessary): Set it.
6747 (mark_control_dependent_edges_necessary): Set it.
6748 (mark_virtual_phi_result_for_renaming): New function.
6749 (get_live_post_dom): New function.
6750 (forward_edge_to_pdom): New function.
6751 (remove_dead_stmt): Fix handling of control dependences.
6752 (tree_dce_init): Init new bitmap.
6753 (tree_dce_done): Free it.
6755 2009-07-02 Richard Guenther <rguenther@suse.de>
6758 * tree-ssa-structalias.c (new_var_info): Initialize
6761 2009-07-02 Jan Hubicka <jh@suse.cz>
6763 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6766 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6768 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6769 instead of recomputing it. Adjust calls.
6770 (emit_store_flag): Adjust recursive calls.
6772 2009-07-02 Richard Guenther <rguenther@suse.de>
6774 * tree-ssa-live.c (remove_unused_locals): Do not remove
6776 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6777 of DECL_EXTERNAL for HEAP variables.
6778 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6779 HEAP variables. Do not adjust RESTRICT vars.
6780 (find_what_var_points_to): Nobody cares if something
6783 2009-07-02 Ben Elliston <bje@au.ibm.com>
6785 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6786 pc_low and pc_high declarations to the top of the function.
6788 2009-07-01 DJ Delorie <dj@redhat.com>
6790 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6792 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6793 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6794 unspecified accesses to control registers.
6795 * config/mep/intrinsics.md: Regenerate.
6796 * config/mep/intrinsics.h: Regenerate.
6797 * config/mep/mep-intrin.h: Regenerate.
6799 2009-07-01 Anthony Green <green@moxielogic.com>
6801 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6802 instruction when possible.
6803 (moxie_expand_prologue): Ditto. Also, save an instruction and
6804 some complexity by popping off of $r12 instead of $sp.
6805 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6808 2009-07-01 Richard Henderson <rth@redhat.com>
6811 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6812 contained no insns, reposition note before last insn.
6814 2009-07-01 Richard Henderson <rth@redhat.com>
6817 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6818 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6820 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6823 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6824 darwin9 for printing reg addresses with %y.
6826 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6828 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6829 truncation from operands in binary operations.
6831 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6834 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6835 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6836 subreg of op0 to the original op0.
6838 * expmed.c (store_bit_field_1): Use a temporary as the destination
6839 instead of a paradoxical subreg when we need to truncate the result.
6841 2009-07-01 DJ Delorie <dj@redhat.com>
6843 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6844 names to VLIW variants.
6845 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6846 * config/mep/intrinsics.md: Regenerate.
6847 * config/mep/intrinsics.h: Regenerate.
6848 * config/mep/mep-intrin.h: Regenerate.
6850 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6853 * jump.c (returnjump_p): Revert last patch.
6854 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6856 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6859 * pa.md (casesi32p): Use jump table label to determine the offset
6861 (casesi64p): Likewise.
6863 * pa.c (forward_branch_p): Return bool type. Use instruction
6864 addresses when available. Assert that INSN has a jump label.
6865 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6868 2009-07-01 Richard Guenther <rguenther@suse.de>
6870 PR tree-optimization/19831
6871 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6872 that only act as barriers do not make any previous stores necessary.
6873 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6874 HEAP variables global, do not add a constraint from nonlocal.
6875 (find_func_aliases): Handle escapes through return statements.
6876 (compute_points_to_sets): Make escaped HEAP variables global.
6878 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6881 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6882 after reducing a DImode cstore to SImode.
6884 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6886 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6887 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6889 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6891 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6892 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6894 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6895 and umod_optab if TARGET_BSD_DIVMOD.
6896 * config/vax/lib1funcs.asm: New file.
6897 * config/vax/t-linux: New file.
6898 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6900 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6903 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6904 to type arguments that have void type.
6907 * dwarf2out.c (gen_formal_parameter_die): Call
6908 equate_decl_number_to_die if node is different from origin.
6910 2009-06-30 Anthony Green <green@moxielogic.com>
6912 Clean up moxie port for --enable-build-with-cxx.
6913 * config/moxie/moxie.c (moxie_function_value): First two
6914 parameters are const_tree, not tree.
6915 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6916 (REG_CLASS_NAMES): Ditto.
6917 (REGNO_REG_CLASS): Ditto.
6918 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6919 (moxie_function_value): Fix constyness of arguments.
6921 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6923 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6924 finalize_size_functions before further processing.
6925 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6926 (variable_size): Call self_referential_size on size expressions
6927 that contain a PLACEHOLDER_EXPR.
6928 (size_functions): New static variable.
6929 (copy_self_referential_tree_r): New static function.
6930 (self_referential_size): Likewise.
6931 (finalize_size_functions): New global function.
6932 * tree.c: Include tree-inline.h.
6933 (push_without_duplicates): New static function.
6934 (find_placeholder_in_expr): New global function.
6935 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6937 <tcc_expression>: Likewise.
6938 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6939 the call in the expression.
6940 * tree.h (finalize_size_functions): Declare.
6941 (find_placeholder_in_expr): Likewise.
6942 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6943 (substitute_placeholder_in_expr): Update comment.
6944 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6946 (copy_tree_body_r): Likewise.
6947 (copy_tree_body): New static function.
6948 (maybe_inline_call_in_expr): New global function.
6949 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6950 (maybe_inline_call_in_expr): Declare.
6951 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6952 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6955 2009-06-30 Richard Guenther <rguenther@suse.de>
6957 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6959 (propagate_necessity): Do not mark reaching defs of stores
6962 2009-06-30 Jan Hubicka <jh@suse.cz>
6964 * cfgloopanal.c (check_irred): Move into ...
6965 (mark_irreducible_loops): ... here; return true if ireducible
6967 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6968 (analyze_function): Try to prove loop finiteness.
6969 * cfgloop.h (mark_irreducible_loops): Update prototype.
6970 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6972 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6974 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6976 2009-06-30 Ira Rosen <irar@il.ibm.com>
6978 PR tree-optimization/40542
6979 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6982 2009-06-30 Martin Jambor <mjambor@suse.cz>
6984 PR tree-optimization/40582
6985 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6986 than useless_type_conversion_p.
6987 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6990 2009-06-30 Martin Jambor <mjambor@suse.cz>
6993 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6995 2009-06-30 Richard Guenther <rguenther@suse.de>
6997 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6998 use ao_ref references.
6999 (walk_aliased_vdefs): Likewise.
7000 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7001 * tree-ssa-dce.c (struct ref_data): Remove.
7002 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7003 (mark_aliased_reaching_defs_necessary): Adjust.
7004 (mark_all_reaching_defs_necessary_1): Likewise.
7006 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7009 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7010 (emit_store_flag_1): Extract from emit_store_flag, adjust
7011 calls to (what now is) emit_cstore.
7012 (emit_store_flag): Call emit_store_flag_1 and also use it
7013 for what used to be recursive calls.
7015 2009-06-30 Wei Guozhi <carrot@google.com>
7018 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7019 if the target bb post dominates from bb.
7020 * config/i386/i386.c (memory_address_length): Check existence of base
7021 register before using it.
7023 2009-06-30 Nick Clifton <nickc@redhat.com>
7024 DJ Delorie <dj@redhat.com>
7026 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7027 __FMOVD_ENABLED__ is defined.
7029 (TARGET_FMOVD): Provide a default definition.
7030 (MASK_FMOVD): Likewise.
7031 (TARGET_CPU_CPP_BUILTINS): Define
7032 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7033 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7034 two fmov instructions depending upon whether TARGET_FMOVD is
7036 (split for DF load from memory into register): Also handle
7037 MEMs which consist of REG+DISP addressing.
7038 (split for DF store from register to memory): Likewise.
7039 * config/sh/sh.opt (mfmovd): Remove this switch.
7040 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7041 * config/sh/sh.c (sh_override_options): Do not automatically
7042 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7043 that to the -mfmovd command line switch.
7045 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7047 (fldi_ok): Always allow.
7048 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7050 2009-06-29 DJ Delorie <dj@redhat.com>
7052 * doc/install.texi (mep-x-elf): Correct chip's full name.
7054 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7056 * doc/extend.texi: Fix typo.
7058 2009-06-29 Tom Tromey <tromey@redhat.com>
7061 * Makefile.in (DWARF2_H): New variable.
7063 (dwarf2out.o): Likewise.
7064 (dwarf2asm.o): Likewise.
7065 * config/i386/t-i386: Use DWARF2_H.
7066 * except.c: Include elf/dwarf2.h.
7067 * unwind-dw2.c: Include elf/dwarf2.h.
7068 * dwarf2out.c: Include elf/dwarf2.h.
7069 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7070 <dtprel>: New field.
7071 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7072 (size_of_loc_descr): Likewise.
7073 (output_loc_operands_raw): Likewise.
7074 (output_loc_operands): Handle new dtprel field.
7075 (loc_checksum): Update.
7076 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7077 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7078 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7079 * dwarf2asm.c: Include elf/dwarf2.h.
7080 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7081 * config/mmix/mmix.c: Include elf/dwarf2.h.
7082 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7083 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7084 * config/sh/sh.c: Include elf/dwarf2.h.
7085 * config/i386/i386.c: Include elf/dwarf2.h.
7087 2009-06-29 DJ Delorie <dj@redhat.com>
7089 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7091 * doc/extend.texi: Add MeP attributes and pragmas.
7092 * doc/invoke.text: Add MeP Options.
7093 * doc/contrib.texi: Add MeP contribution.
7094 * doc/md.texi: Add MeP constraints.
7095 * doc/install.texi: Add MeP target.
7097 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7099 * target.h (struct gcc_target): Add frame_pointer_required field.
7100 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7101 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7102 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7104 * reload1.c (update_eliminables): (Ditto.).
7105 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7106 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7107 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7109 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7111 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7112 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7113 (arm_frame_pointer_required): New function.
7115 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7116 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7117 (avr_frame_pointer_required_p): Declare as static.
7118 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7120 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7121 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7122 (bfin_frame_pointer_required): Make as static, change return type
7124 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7126 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7127 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7128 (cris_frame_pointer_required): New function.
7130 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7132 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7133 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7134 (fr30_frame_pointer_required): New function.
7136 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7137 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7138 (frv_frame_pointer_required): Make as static, change return type
7140 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7142 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7143 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7144 (ix86_frame_pointer_required): Make as static, change return type to
7146 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7148 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7149 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7151 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7153 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
7155 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
7157 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
7158 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7159 (mips_frame_pointer_required): Make as static.
7160 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
7162 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
7163 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7164 (mmix_frame_pointer_required): Mew function.
7166 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
7167 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7169 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
7171 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
7173 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
7175 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
7176 (CAN_ELIMINATE): Redefine.
7177 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7178 (sparc_frame_pointer_required): New function.
7179 (sparc_can_eliminate): New function.
7180 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7182 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7183 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7185 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7186 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7187 (xtensa_frame_pointer_required): Make as static, change return type
7189 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7192 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7194 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7195 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7196 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7197 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7198 (register_callback): Handle PLUGIN_START_UNIT.
7199 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7201 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7203 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7205 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7206 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7208 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7210 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7213 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7215 * doc/extend.texi (Additional Floating Types): __float128 is also
7216 supported on i386 targets.
7218 2009-06-29 Richard Guenther <rguenther@suse.de>
7221 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7223 (pt_solutions_same_restrict_base): Declare.
7224 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7226 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7227 (make_constraint_from, make_copy_constraint): Move earlier.
7228 (make_constraint_from_heapvar): New function.
7229 (make_constraint_from_restrict): Likewise.
7230 (handle_lhs_call): Use it.
7231 (find_func_aliases): Use it to track conversions to restrict
7233 (struct fieldoff): Add only_restrict_pointers flag.
7234 (push_fields_onto_fieldstack): Initialize it.
7235 (create_variable_info_for): Track global restrict qualified pointers.
7236 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7237 Track restrict qualified pointer arguments.
7238 (set_uids_in_ptset): Use varinfo is_global_var flag.
7239 (find_what_var_points_to): Set the vars_contains_restrict flag.
7240 Always create the points-to solution for sets including restrict tags.
7241 (pt_solutions_same_restrict_base): New function.
7242 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7243 qualified pointers use pt_solutions_same_restrict_base as
7244 additional source for disambiguation.
7246 2009-06-29 Richard Guenther <rguenther@suse.de>
7249 * alias.c (find_base_decl): Remove.
7250 (get_deref_alias_set_1): Remove restrict handling.
7251 * c-common.c (c_apply_type_quals_to_decl): Do not set
7252 DECL_POINTER_ALIAS_SET.
7253 * gimplify.c (find_single_pointer_decl_1): Remove.
7254 (find_single_pointer_decl): Likewise.
7255 (internal_get_tmp_var): Remove restrict handling.
7256 (gimple_regimplify_operands): Likewise.
7257 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7258 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7259 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7260 * tree.c (restrict_base_for_decl): Remove.
7261 (init_ttree): Do not allocate it.
7262 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7263 LABEL_DECL_UID for label decls.
7264 (copy_node_stat): Do not copy restrict information.
7265 (decl_restrict_base_lookup): Remove.
7266 (decl_restrict_base_insert): Likewise.
7267 (print_restrict_base_statistics): Likewise.
7268 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7269 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7270 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7271 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7272 (LABEL_DECL_UID): Adjust.
7273 (DECL_BASED_ON_RESTRICT_P): Remove.
7274 (DECL_GET_RESTRICT_BASE): Likewise.
7275 (SET_DECL_RESTRICT_BASE): Likewise.
7276 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7278 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7279 instead of DECL_POINTER_ALIAS_SET.
7280 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7281 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7282 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7284 2009-06-29 Richard Guenther <rguenther@suse.de>
7286 PR tree-optimization/40579
7287 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7288 the IL to simplify has constants that overflowed.
7290 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7292 PR tree-optimization/40550
7293 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7294 vector_compute_type only when the size of vector_compute_type is
7295 less than the size of type.
7297 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7299 * fold-const.c (contains_label_1): Fix comments.
7300 (contains_label_p): Do not walk trees multiple time.
7302 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7304 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7305 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7306 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7307 ix86_fp_comparison_operator.
7308 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7309 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7310 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7311 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7312 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7313 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7314 (related splits): Change predicate to ix86_fp_comparison_operator.
7315 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7316 instead of ix86_fp_comparison_codes.
7317 (ix86_trivial_fp_comparison_operator,
7318 ix86_fp_comparison_operator): New.
7319 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7320 (ix86_expand_compare): Eliminate last two parameters.
7321 (ix86_fp_jump_nontrivial_p): Kill.
7322 * config/i386/i386.c (put_condition_code): Eliminate call to
7323 ix86_fp_comparison_codes and subsequent assertion.
7324 (ix86_fp_comparison_codes): Eliminate.
7325 (ix86_fp_swap_condition): New.
7326 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7327 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7328 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7329 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7330 and ix86_fp_swap_condition.
7331 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7332 Use ix86_fp_comparison_strategy.
7333 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7334 (ix86_fp_jump_nontrivial_p): Eliminate.
7335 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7336 call to ix86_expand_compare.
7337 (ix86_split_fp_branch, ix86_expand_setcc,
7338 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7339 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7341 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7343 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7344 related to jump_clobbers.
7345 * config/arm/arm.md (conds): Remove jump_clob case.
7346 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7347 splits): Change comparison_operator to arm_comparison_operator.
7348 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7351 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7353 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7354 condition for floating point modes.
7355 * expmed.c (emit_store_flag_1): Move here a bigger part
7357 (emit_store_flag): Try swapping the condition for floating point
7359 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7361 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7363 * expr.c (expand_expr_real_1): Just use do_store_flag.
7364 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7365 emit_store_flag_force.
7366 * expmed.c (emit_store_flag_force): Copy here trick
7367 previously in expand_expr_real_1. Try reversing the comparison.
7368 (emit_store_flag_1): Work if target is NULL.
7369 (emit_store_flag): Work if target is NULL, using the result mode
7370 from the comparison. Use split_comparison, restructure final part
7371 to simplify conditionals.
7373 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7375 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7376 * dojump.c (do_jump): Change handling of floating-point
7377 ops to use just do_compare_and_jump.
7378 (split_comparison): New.
7379 (do_compare_rtx_and_jump): Add here logic coming previously
7380 in do_jump, using split_comparison.
7382 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7385 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7387 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7389 * tree-ssa-alias.c: Fix unintentional commit.
7391 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7393 * passes.c (execute_one_pass): Fix unintentional commit.
7395 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7397 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7398 (df_rd_local_compute, df_md_local_compute): Inline them.
7400 (df_md_scratch): New.
7401 (df_md_alloc, df_md_free): Allocate/free it.
7402 (df_md_local_compute): Only include live registers in init.
7403 (df_md_transfer_function): Prune the in-set computed by
7404 the confluence function, and the gen-set too.
7406 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7408 PR rtl-optimization/26854
7409 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7410 * df-problems.c (df_rd_add_problem): Fix comment.
7411 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7412 df_md_simulate_artificial_defs_at_top,
7413 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7414 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7415 df_md_transfer_function, df_md_init, df_md_confluence_0,
7416 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7417 problem_MD, df_md_add_problem): New.
7418 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7419 df_md_get_bb_info): New.
7420 (DF_LAST_PROBLEM_PLUS1): Adjust.
7422 * Makefile.in (fwprop.o): Include domwalk.h.
7423 * fwprop.c: Include domwalk.h.
7424 (reg_defs, reg_defs_stack): New.
7425 (bitmap_only_bit_between): Remove.
7426 (process_defs): New.
7427 (process_uses): Use reg_defs and local_md instead of
7428 bitmap_only_bit_between and local_rd.
7429 (single_def_use_enter_block): New, from build_single_def_use_links.
7430 (single_def_use_leave_block): New.
7431 (build_single_def_use_links): Remove code moved to
7432 single_def_use_enter_block, invoke domwalk.
7433 (use_killed_between): Adjust comment.
7435 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7437 * bitmap.h (bitmap_ior_and_into): New.
7438 * bitmap.c (bitmap_ior_and_into): New.
7440 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7442 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7443 before_dom_children_before_stmts and after_dom_children_after_stmts.
7444 Rename the two remaining callbacks to just before_dom_children and
7445 after_dom_children. Remove other GIMPLE statement walking bits.
7446 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7447 * graphite.c: Do not include domwalk.h.
7448 * tree-into-ssa.c (interesting_blocks): New global.
7449 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7450 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7451 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7452 now that they're not domwalk callbacks.
7453 (rewrite_initialize_block): Rename to...
7454 (rewrite_enter_block): ... this, place after called functions. Test
7455 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7456 (rewrite_finalize_block): Rename to...
7457 (rewrite_leave_block): ... this, place after called functions.
7458 (rewrite_update_init_block): Rename to...
7459 (rewrite_update_enter_block): ... this, place after called functions.
7460 Test interesting_blocks, call rewrite_update_stmt and
7461 rewrite_update_phi_arguments.
7462 (rewrite_update_fini_block): Rename to...
7463 (rewrite_leave_block): ... this, place after called functions.
7464 (rewrite_blocks): Remove last argument, simplify initialization of
7466 (mark_def_sites_initialize_block): Rename to...
7467 (mark_def_sites_block): ... this, call mark_def_sites.
7468 (mark_def_sites_blocks): Remove argument, simplify initialization of
7470 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7471 (update_ssa): Likewise.
7472 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7474 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7475 (dom_opt_initialize_block): Rename to...
7476 (dom_opt_enter_block): ... this, place after called functions. Walk
7477 statements here, inline propagate_to_outgoing_edges.
7478 (dom_opt_finalize_block): Rename to...
7479 (dom_opt_leave_block): ... this, place after called functions.
7480 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7482 (dse_enter_block, dse_record_phi): New.
7483 (dse_record_phis): Delete.
7484 (dse_finalize_block): Rename to...
7485 (dse_leave_block): ... this.
7486 (tree_ssa_dse): Simplify initialization of walk_data.
7487 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7488 Adjust initialization of walk_data.
7489 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7490 * tree-ssa-loop-phiopt.c (get_non_trapping):
7491 Adjust initialization of walk_data.
7492 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7493 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7494 it's not a domwalk callback.
7495 (uncprop_initialize_block): Rename to...
7496 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7497 (dse_finalize_block): Rename to...
7498 (dse_leave_block): ... this.
7499 (tree_ssa_uncprop): Simplify initialization of walk_data.
7500 * Makefile.in: Adjust dependencies.
7502 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7504 * arm.md (casesi): Fix test for Thumb1.
7505 (thumb1_casesi_internal_pic): Likewise.
7506 (thumb1_casesi_dispatch): Likewise.
7508 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7510 * config/arm/arm-cores.def: Added core cortex-m0.
7511 * config/arm/arm-tune.md: Regenerated.
7512 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7514 2009-06-26 DJ Delorie <dj@redhat.com>
7516 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7518 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7519 the scheduler doesn't tag jump insns.
7521 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7523 * c-decl.c (merge_decls): Re-indent.
7525 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7528 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7529 Special-case decimal float constants.
7531 2009-06-26 Richard Henderson <rth@redhat.com>
7533 * function.h (struct function): Add cannot_be_copied_reason,
7534 and cannot_be_copied_set.
7535 * tree-inline.c (has_label_address_in_static_1): Rename from
7536 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7537 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7538 don't set inline_forbidden_reason.
7539 (copy_forbidden): New function, split out of inline_forbidden_p.
7540 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7541 (inline_forbidden_p): Use copy_forbidden.
7542 (tree_versionable_function_p): Likewise.
7543 (inlinable_function_p): Merge into tree_inlinable_function_p.
7544 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7545 * ipa-cp.c (ipcp_versionable_function_p): New function.
7546 (ipcp_cloning_candidate_p): Use it.
7547 (ipcp_node_modifiable_p): Likewise.
7549 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7551 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7552 that is marked not to be inlined. Remove flag_mudflap use.
7553 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7554 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7556 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7559 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7560 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7562 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7564 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7566 (__mingwthr_remove_key_dtor): Likewise.
7568 2009-06-26 Richard Guenther <rguenther@suse.de>
7570 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7572 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7575 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7576 try the non-cond_exec path also.
7578 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7581 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7582 (output_cbranch): Use new functions.
7583 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7586 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7587 Pat Haugen <pthaugen@us.ibm.com>
7588 Revital Eres <ERES@il.ibm.com>
7590 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7591 for %c error. Add %x support to print VSX registers as a unified
7592 register set, instead of separate float and altivec registers.
7593 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7594 %y case, and add support for VSX pre-modify addresses.
7595 (output_toc): Add assert for CONST containing an integer constant
7597 (rs6000_adjust_cost): Add POWER7 support.
7598 (insn_must_be_first_in_group): Ditto.
7599 (insn_must_be_last_in_group): Ditto.
7600 (rs6000_emit_popcount): Ditto.
7601 (rs6000_vector_mode_supported_p): Ditto.
7603 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7604 Change some of the functions called by macros to being called
7605 through a pointer, so debug functions can be inserted if
7606 -mdebug=addr or -mdebug=cost.
7607 (rs6000_preferred_reload_class_ptr): Ditto.
7608 (rs6000_secondary_reload_class_ptr): Ditto.
7609 (rs6000_secondary_memory_needed_ptr): Ditto.
7610 (rs6000_cannot_change_mode_class_ptr): Ditto.
7611 (rs6000_secondary_reload_inner): Ditto.
7612 (rs6000_legitimize_reload_address): Ditto.
7613 (rs6000_legitimize_reload_address_ptr): Ditto.
7614 (rs6000_mode_dependent_address): Ditto.
7615 (rs6000_mode_dependent_address_ptr): Ditto.
7617 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7618 function to return true if the mode allows reg + integer
7620 (virtual_stack_registers_memory_p): New function to return true if
7621 the address refers to a virtual stack register.
7622 (rs6000_legitimate_offset_address_p): Move code to say whether a
7623 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7625 (rs6000_legitimate_address_p): Add checks for modes that only can
7626 do reg+reg addressing. Start adding VSX support.
7627 (rs6000_legitimize_reload_address): Ditto.
7628 (rs6000_legitimize_address): Ditto.
7629 (rs6000_debug_legitimate_address_p): New debug functions for
7630 -mdebug=addr and -mdebug=cost.
7631 (rs6000_debug_rtx_costs): Ditto.
7632 (rs6000_debug_address_costs): Ditto.
7633 (rs6000_debug_adjust_cost): Ditto.
7634 (rs6000_debug_legitimize_address): Ditto.
7635 (rs6000_legitimize_reload_address_ptr): Point to call normal
7636 function or debug function. Make functions called via pointer
7638 (rs6000_mode_dependent_address_ptr): Ditto.
7639 (rs6000_secondary_reload_class_ptr): Ditto.
7640 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7641 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7642 into a friendlier error.
7643 (rs6000_init_builtins): Add initial VSX support.
7644 (rs6000_adjust_cost): Fix some spacing issues.
7646 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7647 (REG_CLASS_NAMES): Ditto.
7648 (REG_CLASS_CONTENTS): Ditto.
7649 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7650 pointer, to add -mdebug=addr support.
7651 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7652 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7653 -mdebug=addr support.
7654 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7655 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7656 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7658 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7660 (bswapsi*): Set attribute types for load/store. Add combiner
7661 patterns to eliminate zero extend on 64-bit.
7662 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7663 stdbrx if the hardware supports those instructions.
7665 2009-06-25 Ian Lance Taylor <iant@google.com>
7667 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7668 (Link Options): Document -static-libstdc++.
7670 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7673 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7674 DATA_ALIGNMENT instead.
7676 2009-06-25 Richard Guenther <rguenther@suse.de>
7678 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7679 indirect references against the callused/escaped solutions.
7680 (call_may_clobber_ref_p_1): Likewise.
7682 2009-06-25 Martin Jambor <mjambor@suse.cz>
7684 PR tree-optimization/40493
7685 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7686 (enum unscalarized_data_handling): New type.
7687 (handle_unscalarized_data_in_subtree): Return what has been done.
7688 (load_assign_lhs_subreplacements): Handle left flushes differently.
7689 (sra_modify_assign): Use unscalarized_data_handling, simplified
7690 condition determining whether to remove the statement.
7692 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7694 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7695 excerpt - @ should be doubled for texinfo.
7697 2009-06-24 Ian Lance Taylor <iant@google.com>
7699 * config/arc/arc.c: Include "df.h".
7700 (arc_attribute_table): Make static. Move higher in file.
7701 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7702 (output_shift): Initialize n later to avoid warning.
7703 * config/arm/arm.c (arm_attribute_table): Make static. Move
7705 * config/avr/avr.c (avr_attribute_table): Make static. Move
7707 (reg_class_tab): Change array type from int to enum reg_class.
7708 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7710 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7711 (lshrhi3_out): Likewise.
7712 (class_likely_spilled_p): Change return type to bool.
7713 (avr_rtx_costs): Use local code variable with enum type.
7714 * config/avr/avr.md (movmemhi): Use add_reg_note.
7715 (andhi3, andsi3): Don't use AS2 with "and".
7716 (iorhi3, iorsi3): Don't use AS2 with "or".
7717 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7718 * config/crx/crx.c: Include "df.h".
7719 (crx_attribute_table): Make static.
7720 * config/m32r/m32r.c: Include "df.h".
7721 (m32r_attribute_table): Make static. Move higher in file.
7722 (pop): Use add_reg_note.
7723 (block_move_call): Change 0 to LCT_NORMAL in function call.
7724 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7725 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7726 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7727 declare, not just when TREE_CODE is defined.
7728 * config/m68hc11/m68hc11.c: Include "expr.h".
7729 (m68hc11_attribute_table): Make static. Move higher in file.
7730 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7732 (m68hc11_register_indirect_p): Likewise.
7733 (m68hc11_function_arg_padding): Change return type to enum
7735 (emit_move_after_reload): Use add_reg_note.
7736 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7737 (m68hc11_split_logical): Likewise.
7738 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7740 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7741 to VOIDmode in function call.
7742 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7744 (m68hc11_split_logical): Update declaration.
7745 (m68hc11_function_arg_padding): Update declaration.
7746 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7747 to array of enum reg_class.
7748 (mcore_attribute_table): Make static. Move higher in file.
7749 (mcore_rtx_costs): Add cast to enum type.
7750 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7751 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7752 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7754 * config/sh/predicates.md (trapping_target_operand): Rename and to
7756 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7758 * config/spu/spu.c (spu_attribute_table): Make static. Move
7760 * config/v850/v850.c (v850_attribute_table): Make static. Move
7762 (v850_rtx_costs): Use local code with enum type.
7763 (expand_epilogue): Add cast.
7764 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7766 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7769 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7770 -m2a-single-only and -m2a-nofpu.
7771 * config/sh/sh.opt: Document m2a generates FPU code.
7773 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7775 * defaults.h (CAN_ELIMINATE): Provide default.
7776 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7777 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7778 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7779 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7780 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7781 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7782 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7783 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7784 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7785 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7787 2009-06-24 DJ Delorie <dj@redhat.com>
7789 * mep-ext-cop.cpu: Fix copyright notice.
7790 * mep-default: Fix copyright notice.
7791 * mep-core: Fix copyright notice.
7792 * mep: Fix copyright notice.
7793 * mep-ivc2: Fix copyright notice.
7794 * mep-c5: Fix copyright notice.
7796 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7798 * doc/contrib.texi (Contributors):
7800 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7803 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7804 src and dst operands if necessary.
7806 2009-06-23 DJ Delorie <dj@redhat.com>
7809 * config.gcc: Add mep support.
7810 * recog.c: Resurrect validate_replace_rtx_subexp().
7811 * recog.h: Likewise.
7812 * config/mep/: Add new port:
7813 * config/mep/constraints.md: New file.
7814 * config/mep/default.h: New file.
7815 * config/mep/intrinsics.h: New file.
7816 * config/mep/intrinsics.md: New file.
7817 * config/mep/ivc2-template.h: New file.
7818 * config/mep/mep-c5.cpu: New file.
7819 * config/mep/mep-core.cpu: New file.
7820 * config/mep/mep-default.cpu: New file.
7821 * config/mep/mep-ext-cop.cpu: New file.
7822 * config/mep/mep-intrin.h: New file.
7823 * config/mep/mep-ivc2.cpu: New file.
7824 * config/mep/mep-lib1.asm: New file.
7825 * config/mep/mep-lib2.c: New file.
7826 * config/mep/mep-pragma.c: New file.
7827 * config/mep/mep-protos.h: New file.
7828 * config/mep/mep-tramp.c: New file.
7829 * config/mep/mep.c: New file.
7830 * config/mep/mep.cpu: New file.
7831 * config/mep/mep.h: New file.
7832 * config/mep/mep.md: New file.
7833 * config/mep/mep.opt: New file.
7834 * config/mep/predicates.md: New file.
7835 * config/mep/t-mep: New file.
7837 2009-06-23 Ian Lance Taylor <iant@google.com>
7839 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7840 from loose_warn into c_loose_warn and from strict_warn into
7841 c_strict_warn. Set and substitute warn_cxxflags. Check for
7842 --enable-build-with-cxx. Set and substitute
7843 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7844 * Makefile.in (CXXFLAGS): New variable.
7845 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7846 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7847 the default is the same as $(STRICT_WARN).
7848 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7849 (CXX): New variable.
7850 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7851 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7852 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7853 (HOST_LIBS): New variable.
7854 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7855 (ALL_CXXFLAGS): New variable.
7856 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7857 * doc/install.texi (Configuration): Document
7858 --enable-build-with-cxx, --with-stage1-ldflags,
7859 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7860 * configure: Rebuild.
7862 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7864 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7865 from previous commit.
7867 2009-06-23 Ian Lance Taylor <iant@google.com>
7869 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7871 2009-06-23 Ian Lance Taylor <iant@google.com>
7873 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7874 with ATTRIBUTE_UNUSED.
7876 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7877 Pat Haugen <pthaugen@us.ibm.com>
7878 Revital Eres <eres@il.ibm.com>
7880 * config.in (HAVE_AS_POPCNTD): Add default definition.
7881 (HAVE_AS_LWSYNC): Ditto.
7883 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7885 (gcc_cv_as_powerpc_cmpb): Ditto.
7886 (gcc_cv_as_powerpc_dfp): Ditto.
7887 (gcc_cv_as_powerpc_vsx): Ditto.
7888 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7889 supporting the popcntd/lwsync instructions.
7890 (gcc_cv_as_powerpc_lwsync): Ditto.
7891 * configure: Regenerate.
7893 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7894 -mcpu=native and -mcpu=power7.
7895 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7897 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7898 a variable instead of a mask to reduce the number of mask bits.
7899 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7900 (-mbit-word): Ditto.
7901 (-mregnames): Ditto.
7902 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7903 (-mfused-madd): Ditto.
7905 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7907 (-mvsx): New switch for VSX instructions.
7908 (-misel): Move from a variable to a mask to allow it to be set by
7911 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7912 function declaration to an array declaration.
7913 (rs6000_hard_regno_nregs): New external array declaration.
7915 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7916 files included by rs6000.md.
7918 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7919 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7921 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7923 (rs6000_debug_reg): New -mdebug= variables.
7924 (rs6000_debug_addr): Ditto.
7925 (rs6000_debug_cost): Ditto.
7926 (rs6000_pmode): New variable to hold Pmode.
7927 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7928 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7929 calculated at compiler start.
7930 (rs6000_hard_regno_nregs): Change function to an array which holds
7931 HARD_REGNO_NREGS calculated at compiler start.
7932 (rs6000_explicit_options): Delete isel field.
7933 (rs6000_vector_unit): New array to hold which vector unit
7934 supports arithmetic options for a given type.
7935 (rs6000_vector_mem): New array to hold which vector unit supports
7936 memory reference operations for a given type.
7937 (rs6000_vector_align): New array to given the alignment of each
7939 (power7_cost): New basic costs for power7.
7940 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7941 (rs6000_hard_regno_nregs_internal): New function, moved from
7942 HARD_REGNO_NREGS, to calculate the number of registers each hard
7943 register takes for each type.
7944 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7945 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7946 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7947 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7948 unit information here so it is calculated once at compiler startup
7950 (rs6000_override_options): Make -misel a target mask. Add more
7951 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7952 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7954 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7955 (rs6000_handle_option): Move -misel from variable to target mask.
7956 (rs6000_builtin_mask_for_load): Add VSX support.
7957 (rs6000_conditional_register_usage): Ditto.
7958 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7959 (function_arg_boundary): Ditto.
7960 (rs6000_expand_builtin): Ditto.
7961 (def_builtin): Make abort message a little friendlier.
7962 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7964 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7965 assembler support the popcntd instruction instead of a vsx
7966 instruction to enable power7 support.
7967 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7968 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7969 option to the assembler if -mcpu=native.
7970 (ASM_CPU_NATIVE_SPEC): Ditto.
7971 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7973 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7974 the lwsync instruction.
7975 (enum processor_type): Add PROCESSOR_POWER7.
7976 (rs6000_debug_reg): New -mdebug= options.
7977 (rs6000_debug_addr): Ditto.
7978 (rs6000_debug_cost): Ditto.
7979 (rs6000_isel): Delete.
7980 (enum rs6000_vector): New enum to say what vector unit we have.
7981 (VECTOR_UNIT_*): New macros to say which vector unit has
7982 arithmetic operations for a given type.
7983 (VECTOR_MEM_*): New macros to say which vector unit has memory
7984 operations for a given type.
7985 (TARGET_LDBRX): Whether the machine supports the ldbrx
7987 (TARGET_ISEL): Delete, -misel moved to be a mask.
7988 (TARGET_ISEL64): New macro for 64-bit isel support.
7989 (UNITS_PER_VSX_WORD): New macro.
7990 (POINTER_SIZE): Move to be an external variable, rather than
7991 calculating whether we are generating 32 ot 64-bit code.
7993 (STACK_BOUNDARY): Add VSX support.
7994 (LOCAL_ALIGNMENT): Ditto.
7995 (SLOW_UNALIGNED_ACCESS): Ditto.
7996 (VSX_REGNO_P): New macro for VSX support.
7997 (VFLOAT_REGNO_P): Ditto.
7998 (VINT_REGNO_P): Ditto.
7999 (VLOGICAL_REGNO_P): Ditto.
8000 (VSX_VECTOR_MODE): Ditto.
8001 (VSX_SCALAR_MODE): Ditto.
8003 (VSX_MOVE_MODE): Ditto.
8004 (VSX_REG_CLASS_P): Ditto.
8005 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8007 (UNITS_PER_SIMD_WORD): Add VSX support.
8008 (MODES_TIEABLE_P): Ditto.
8009 (STARTING_FRAME_OFFSET): Ditto.
8010 (STACK_DYNAMIC_OFFSET): Ditto.
8011 (EPILOGUE_USES): Ditto.
8012 (REGNO_REG_CLASS): Move to array lookup.
8013 (CLASS_MAX_NREGS): Ditto.
8014 (rs6000_vector_reg_class): Add declaration.
8015 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8016 overlap with the floating point and Altivec registers.
8018 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8020 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8021 give the appropriate asm switches if -mcpu=native.
8022 (host_detect_local_cpu): Add support for "asm".
8023 (host_detect_local_cpu): Follow GNU code guidelines for name.
8025 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8026 -mbit-word to a variable instead of being a target mask.
8028 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8029 emit the lwsync instruction instead of emitting the instruction as
8030 an integer constant.
8032 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8033 fixuns_trundfsi2, move expander into rs6000.md.
8035 * config/rs6000/rs6000.md (cpu): Add power7.
8036 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8037 (logical predicate patterns): Change the single instruction
8038 primitives that set CR0 to be fast_compare instead of compare.
8040 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8041 (popcntddi2): Ditto.
8042 (popcount<mode>): Ditto.
8043 (floating multiply/add insns): Name the floating point
8045 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8046 (isel_unsigned_<mode>): Ditto.
8047 (fixuns_trundfsi2): Move expander here from spe.md.
8048 (smindi3): Define if we have -misel on 64-bit systems.
8053 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8055 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8057 * config/avr/avr.c (avr_current_device): New variable.
8058 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8059 (avr_arch, mcu_type_s): Move to avr.h.
8060 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8061 default_data_section_start fields.
8062 (avr_arch): Moved from avr.c.
8063 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8064 library_name fields.
8065 (avr_current_device, avr_mcu_types, avr_arch_types,
8066 avr_device_to_arch, avr_device_to_data_start,
8067 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8068 (EXTRA_SPEC_FUNCTIONS): Define.
8069 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8070 options mapping. Use device_to_arch and device_to_data_start insted.
8071 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8072 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8073 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8074 * config/avr/driver-avr.c: New file.
8075 * config/avr/avr-devices.c: New file.
8077 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8079 * var-tracking.c (unshare_variable): Force initialized to
8080 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8081 (set_variable_part): Likewise.
8082 (struct variable_union_info): Remove pos_src field.
8083 (vui_vec, vui_allocated): New variables.
8084 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8085 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8086 == 1 use a simpler sorting algorithm. Compute pos field right
8087 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8088 Avoid quadratic comparison if !flag_var_tracking_uninit.
8089 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8090 unshare_variable unconditionally.
8091 (dataflow_set_different_2): Removed.
8092 (dataflow_set_different): Don't traverse second hash table.
8093 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8094 unconditionally to var_reg_set or var_mem_set.
8095 (emit_notes_in_bb): Likewise.
8096 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8098 (emit_note_insn_var_location): Don't set initialized to
8099 VAR_INIT_STATUS_INITIALIZED early.
8100 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8102 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8104 * tree-object-size.c (addr_object_size): Instead of checking
8105 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8106 are no FIELD_DECLs following it.
8108 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8110 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8111 order to match bswaps with signed source operands.
8113 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8115 * sdbout.c (sdbout_one_type): Fix braces in switch.
8117 2009-06-23 Richard Guenther <rguenther@suse.de>
8119 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8121 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8122 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8123 var_callused, callused_tree, var_storedanything, storedanything_tree,
8124 var_integer, integer_tree): Remove global variables.
8125 (new_var_info): Do not pass new id, append the new var to the
8126 global variable vector.
8127 (do_ds_constraint): Use is_global_var member of the variable-info.
8128 (new_scalar_tmp_constraint_exp): Adjust.
8129 (create_function_info_for): Likewise.
8130 (create_variable_info_for): Likewise.
8131 (find_what_var_points_to): Remove dead code.
8132 (init_base_vars): Simplify.
8133 (compute_points_to_sets): Adjust.
8135 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8137 * combine.c (try_combine): Dump information about the insns we're
8140 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8142 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8143 check when calling force_to_mode on TRUNCATE's operand.
8145 2009-06-22 Ian Lance Taylor <iant@google.com>
8147 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8149 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8151 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8153 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8155 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
8156 override library linkage flags such as -static-libgcc or
8159 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8161 * config/m68k/m68k-devices.def: Add line for MCF5221x.
8163 2009-06-22 Ian Lance Taylor <iant@google.com>
8165 * config/linux.opt: Put mglibc ahead of muclibc.
8167 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
8168 for duplicate decls.
8170 2009-06-22 Matthias Klose <doko@ubuntu.com>
8172 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
8174 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8177 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8178 instead of NULL if a parser error occurs.
8180 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8182 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8183 non-DWARF2_DEBUGGING_INFO version.
8185 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8187 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8188 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8190 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8191 (LIBGCC2_TF_CEXT): Define.
8194 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8197 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8199 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8201 * config/arm/arm.c (arm_override_options): Disable
8202 -mcaller-super-interworking and -mcallee-super-interworking.
8203 * doc/invoke.texi (ARM Options): Document this.
8205 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8207 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8208 * config/arm/constraints.md (j): New constraint for movw operands.
8209 (N): Remove thumb2 meaning.
8210 * config/arm/arm.md (*arm_movw): Delete.
8211 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8212 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8213 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8215 2009-06-22 Martin Jambor <mjambor@suse.cz>
8217 PR tree-optimization/40492
8218 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8219 build_ref_for_offset.
8221 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8223 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8224 JUMP_TABLE_DATA_P predicates where applicable.
8225 * auto-inc-dec.c: Ditto.
8226 * builtins.c: Ditto.
8227 * caller-save.c: Ditto.
8229 * cfgcleanup.c: Ditto.
8230 * cfglayout.c: Ditto.
8233 * combine-stack-adj.c: Ditto.
8239 * dwarf2asm.c: Ditto.
8240 * dwarf2out.c: Ditto.
8241 * emit-rtl.c: Ditto.
8247 * function.c: Ditto.
8250 * genpreds.c: Ditto.
8251 * genrecog.c: Ditto.
8253 * ira-costs.c: Ditto.
8254 * ira-lives.c: Ditto.
8257 * lower-subreg.c: Ditto.
8258 * modulo-sched.c: Ditto.
8260 * postreload.c: Ditto.
8261 * print-rtl.c: Ditto.
8270 * sched-vis.c: Ditto.
8272 * sel-sched-ir.c: Ditto.
8273 * simplify-rtx.c: Ditto.
8274 * targhooks.c: Ditto.
8275 * var-tracking.c: Ditto.
8276 * vmsdbgout.c: Ditto.
8278 2009-06-22 Matthias Klose <doko@ubuntu.com>
8280 * Makefile.in (install-plugin): Always use DESTDIR.
8282 2009-06-22 Olivier Hainque <hainque@adacore.com>
8284 * config/pa/pa.c (output_call): Don't optimize post call jumps
8285 into return address adjustments if the call may throw.
8287 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8289 * arm.c (thumb1_output_casesi): New function.
8290 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8291 optimizing for size or PIC.
8292 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8293 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8294 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8295 (thumb1_casesi_internal_pic): New expand rule.
8296 (thumb1_casesi_dispatch): New pattern.
8297 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8299 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8300 in the text seciton when PIC or optimizing for size.
8301 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8302 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8303 preservation properties of code.
8304 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8305 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8306 (__gnu_thumb1_case_si): New function.
8307 * t-arm (LIB1ASMSRC): Define here.
8308 (LIB1ASMFUNCS): Add some common functions.
8309 * t-arm-elf (LIB1ASMSRC): Delete.
8310 (LIB1ASMFUNCS): Append to existing set.
8311 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8312 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8313 * t-symbian (LIB1ASMFUNCS): Likewise.
8314 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8315 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8317 2009-06-21 Richard Guenther <rguenther@suse.de>
8319 PR tree-optimization/38729
8320 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8321 to loops with a single exit if -fno-expensive-optimizations.
8323 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8325 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8326 (dataflow_set): Change vars type from htab_t to shared_hash.
8327 (shared_hash_pool, empty_shared_hash): New variables.
8328 (vars_clear): Removed.
8329 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8330 shared_hash_find_slot_unshare, shared_hash_find_slot,
8331 shared_hash_find_slot_noinsert, shared_hash_find): New
8333 (shared_hash_unshare, shared_hash_destroy): New functions.
8334 (unshare_variable): Unshare set->vars if shared, use
8336 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8337 (get_init_value, find_src_set_src, dump_dataflow_set,
8338 clobber_variable_part, emit_notes_for_differences): Use
8340 (dataflow_set_init): Remove second argument, set vars to
8341 empty_shared_hash instead of creating a new htab.
8342 (dataflow_set_clear): Call shared_hash_destroy and set vars
8343 to empty_shared_hash instead of calling vars_clear.
8344 (dataflow_set_copy): Don't call vars_copy, instead just share
8345 the src htab with dst.
8346 (variable_union): Use shared_hash_*, use initially NO_INSERT
8347 lookup if set->vars is shared. Don't keep slot cleared before
8348 calling unshare_variable. Unshare set->vars if needed.
8349 Even ->refcount == 1 vars must be unshared if set->vars is shared
8350 and var needs to be modified.
8351 (variable_canonicalize): New function.
8352 (dataflow_set_union): If dst->vars is empty, just share src->vars
8353 with dst->vars and traverse with variable_canonicalize to canonicalize
8354 and unshare what is needed.
8355 (dataflow_set_different): If old_set and new_set use the same shared
8356 htab, they aren't different. If number of htab elements is different,
8357 htabs are different. Use shared_hash_*.
8358 (dataflow_set_destroy): Call shared_hash_destroy instead of
8360 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8361 second argument to dataflow_set_init.
8362 (vt_initialize): Likewise. Initialize shared_hash_pool and
8363 empty_shared_hash, move bb in/out initialization afterwards.
8364 Use variable_htab_free instead of NULL as changed_variables del hook.
8365 (variable_was_changed): Change type of second argument to pointer to
8366 dataflow_set. When inserting var into changed_variables, bump
8367 refcount. Unshare set->vars if set is shared htab and slot needs to
8369 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8370 lookup if set->vars is shared. Unshare set->vars if needed.
8371 Even ->refcount == 1 vars must be unshared if set->vars is shared
8372 and var needs to be modified. Adjust variable_was_changed caller.
8373 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8374 vars must be unshared if set->vars is shared and var needs to be
8375 modified. Adjust variable_was_changed caller.
8376 (emit_note_insn_var_location): Don't pool_free var.
8377 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8379 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8380 free_alloc_pool on shared_hash_pool.
8382 2009-06-20 Anthony Green <green@moxielogic.com>
8384 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8385 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8387 2009-06-20 Richard Guenther <rguenther@suse.de>
8389 * tree-ssa-structalias.c (find_func_aliases): For memset use
8390 a constraint from NULL if we memset to zero.
8391 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8392 we explicitly handle that do not read from memory.
8393 (call_may_clobber_ref_p_1): Properly handle builtins that may
8396 2009-06-20 Richard Guenther <rguenther@suse.de>
8398 PR tree-optimization/40495
8399 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8400 (new_scalar_tmp_constraint_exp): New function.
8401 (process_constraint): Do not create temporary decls.
8402 (process_all_all_constraints): Likewise.
8403 (handle_const_call): Likewise.
8404 (create_function_info_for): Do not set decl.
8406 2009-06-19 Ian Lance Taylor <iant@google.com>
8408 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8409 (rs6000_attribute_table): Make static; move before use.
8411 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8413 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8414 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8415 Propagate the TREE_READONLY flag without overwriting it.
8416 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8417 Propagate the TREE_READONLY flag onto the result.
8418 (process_call_operands): Move around. Use correct constant value.
8420 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8423 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8424 * config/arm/arm.md: Likewise.
8426 2009-06-19 Ian Lance Taylor <iant@google.com>
8428 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8429 to GIMPLE_ERROR_MARK.
8431 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8432 op2_original_type parameters. Warn about using different enum types.
8433 * c-parser.c (c_parser_conditional_expression): Pass original
8434 types to build_conditional_expr.
8435 * c-tree.h (build_conditional_expr): Update declaration.
8437 2009-06-19 Ian Lance Taylor <iant@google.com>
8439 * config/i386/i386.c (ix86_function_specific_save): Test that
8440 fields match values, rather than testing the values are in a
8443 2009-06-19 Richard Guenther <rguenther@suse.de>
8445 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8447 (ptr_derefs_may_alias_p): Likewise.
8448 (ptr_deref_may_alias_ref_p_1): New function.
8449 (ptr_deref_may_alias_ref_p): Likewise.
8450 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8451 covered by looking at the ESCAPED solution.
8452 (call_may_clobber_ref_p_1): Likewise.
8453 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8454 Handle NULL_TREE offset. Do not produce redundant constraints.
8455 (process_all_all_constraints): New helper function.
8456 (do_structure_copy): Use it.
8457 (handle_lhs_call): Likewise.
8458 (find_func_aliases): Handle some builtins with pointer arguments
8459 and/or return values explicitly.
8461 2009-06-19 Ian Lance Taylor <iant@google.com>
8463 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8465 2009-06-19 Ian Lance Taylor <iant@google.com>
8467 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8469 2009-06-19 Ian Lance Taylor <iant@google.com>
8471 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8472 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8475 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8476 uninitialized const.
8478 2009-06-19 Ian Lance Taylor <iant@google.com>
8480 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8483 * c-decl.c (in_struct, struct_types): Remove.
8484 (struct c_binding): Add in_struct field.
8485 (c_binding_ptr): Define type, along with VEC.
8486 (struct c_struct_parse_info): Define.
8487 (struct_parse_info): New static variable.
8488 (bind): Initialize in_struct field.
8489 (start_struct): Remove enclosing_in_struct and
8490 enclosing_struct_types parameters. Add
8491 enclosing_struct_parse_info parameter. Change all callers. Set
8492 struct_parse_info rather than in_struct and struct_types.
8493 (grokfield): If -Wc++-compat and there is a symbol binding for the
8494 field name, set the in_struct flag and push it on the
8495 struct_parse_info->fields vector.
8496 (warn_cxx_compat_finish_struct): New static function.
8497 (finish_struct): Remove enclosing_in_struct and
8498 enclosing_struct_types parameters. Add
8499 enclosing_struct_parse_info parameter. Change all callers. Don't
8500 set C_TYPE_DEFINED_IN_STRUCT here. Call
8501 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8502 parameter. Only push on struct_types if warn_cxx_compat.
8503 (finish_enum): Only push on struct_types if warn_cxx_compat.
8504 (declspecs_add_type): Add loc parameter. Change all callers.
8505 Change all error calls to error_at. Pass loc, not input_location,
8506 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8507 defined in a struct. If -Wc++-compat and parsing a struct, record
8508 that a typedef name was used.
8509 * c-parser.c (c_parser_declspecs): Get location to pass to
8511 (c_parser_struct_or_union_specifier): Update calls to start_struct
8513 * c-tree.h (struct c_struct_parse_info): Declare.
8514 (finish_struct, start_struct): Update declarations.
8515 (declspecs_add_type): Update declaration.
8517 2009-06-19 Ian Lance Taylor <iant@google.com>
8519 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8520 variable with an anonymous type.
8522 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8524 * see.c: Remove for real.
8526 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8528 * optabs.h (enum optab_index): Add new OTI_significand.
8529 (significand_optab): Define corresponding macro.
8530 * optabs.c (init_optabs): Initialize significand_optab.
8531 * genopinit.c (optabs): Implement significand_optab using
8532 significand?f2 patterns.
8533 * builtins.c (expand_builtin_mathfn): Handle
8534 BUILT_IN_SIGNIFICAND{,F,L}.
8535 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8536 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8538 * config/i386/i386.md (significandxf2, significand<mode>2): New
8539 expanders to implement significandf, significand and significandl
8540 built-ins as inline x87 intrinsics.
8542 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8544 * config/avr/avr.c (avr_override_options): Remove setting value of
8545 PARAM_INLINE_CALL_COST.
8547 2009-06-18 Richard Henderson <rth@redhat.com>
8550 * tree-pass.h (TDF_ASMNAME): New.
8551 * tree-dump.c (dump_options): Add asmname.
8552 * doc/invoke.texi: Document it.
8554 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8555 (dump_decl_name): ...here.
8556 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8557 (dump_generic_node): Update dump_function_name calls.
8558 (print_call_name): New flags arg; update all dump calls.
8559 * diagnostic.h (print_call_name): Update.
8560 * gimple-pretty-print.c (dump_gimple_call): Update.
8562 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8565 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8567 2009-06-18 Diego Novillo <dnovillo@google.com>
8569 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8570 * plugin.c (str_license): Declare.
8571 (try_init_one_plugin): Assert that the symbol
8572 'plugin_is_GPL_compatible' exists.
8574 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8577 * Makefile.in (OBJS-common): Remove see.o.
8579 * common.opt (fsee): Mark as preserved for backward compatibility.
8580 * opts.c (common_handle_option): Add OPT_fsee to the backward
8581 compatibility section.
8582 * passes.c (init_optimization_passes, pass_see): Remove pass.
8583 * timevar.def (TV_SEE): Remove.
8584 * tree-pass.h (pass_see): Remove declaration.
8585 * doc/invoke.texi (-fsee): Remove documentation.
8587 2009-06-18 Martin Jambor <mjambor@suse.cz>
8589 * tree-sra.c: Include statistics.h
8590 (sra_stats): New variable.
8591 (sra_initialize): Clear sra_stats.
8592 (create_access_replacement): Increment sra_stats.replacements.
8593 (get_access_replacement): Do not return twice.
8594 (analyze_all_variable_accesses): Increment statistics counter by the
8595 number of scalarized aggregates.
8596 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8597 (sra_modify_expr): Increment sra_stats.exprs.
8598 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8599 (sra_modify_assign): Increment sra_stats.exprs,
8600 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8601 (perform_intra_sra): Update statistics counters.
8602 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8604 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8606 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8607 (arm_scalar_mode_supported_p): New function.
8609 2009-06-18 Paul Brook <paul@codesourcery.com>
8610 Sandra Loosemore <sandra@codesourcery.com>
8612 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8613 (__extendhfsf2, __truncsfhf2): Define.
8614 * config/arm/fp16.c: New file.
8615 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8616 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8618 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8620 * doc/extend.texi (Half-Precision): New section.
8621 * doc/invoke.texi (Option Summary): List -mfp16-format.
8622 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8623 * config/arm/arm.opt (mfp16-format=): New.
8624 * config/arm/arm.c: Include intl.h.
8625 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8626 (TARGET_INVALID_RETURN_TYPE): Redefine.
8627 (TARGET_PROMOTED_TYPE): Redefine.
8628 (TARGET_CONVERT_TO_TYPE): Redefine.
8629 (arm_fp16_format): Define.
8630 (all_fpus): Add entry for neon-fp16.
8631 (fp_model_for_fpu): Likewise.
8632 (struct fp16_format): Declare.
8633 (all_fp16_formats): Define.
8634 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8636 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8638 (arm_legitimate_index_p): Treat HFmode like HImode.
8639 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8640 (coproc_secondary_reload_class): Special-case HFmode.
8641 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8642 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8643 (arm_init_fp16_builtins): New.
8644 (arm_init_builtins): Call it.
8645 (arm_invalid_parameter_type): New.
8646 (arm_invalid_return_type): New.
8647 (arm_promoted_type): New.
8648 (arm_convert_to_type).
8649 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8651 (arm_emit_fp16_const): New function.
8652 (arm_mangle_type): Mangle __fp16 as "Dh".
8653 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8655 (TARGET_NEON_FP16): New.
8656 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8657 (enum fputype): Add FPUTYPE_NEON_FP16.
8658 (enum arm_fp16_format_type): Declare.
8659 (arm_fp16_format): Declare.
8660 (LARGEST_EXPONENT_IS_NORMAL): Define.
8661 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8662 * config/arm/arm-modes.def (HFmode): Define.
8663 * config/arm/vfp.md: (*movhf_vfp): New.
8666 * config/arm/arm.md: (fpu): Add neon_fp16.
8667 (floatsihf2, floatdihf2): New.
8668 (fix_trunchfsi2, fix_trunchfdi2): New.
8672 (*arm32_movhf): New.
8673 (*thumb1_movhf): New.
8674 (consttable_2): Add check for HFmode constants.
8675 (consttable_4): Handle HFmode constants.
8677 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8679 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8681 2009-06-17 Olivier Hainque <hainque@adacore.com>
8683 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8684 const char ** conversion in AIX specific section.
8686 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8688 * config/i386/i386.c (ix86_special_builtin_type): Remove
8689 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8690 (bdesc_special_args): Updated.
8691 (ix86_init_mmx_sse_builtins): Likewise.
8692 (ix86_expand_special_args_builtin): Likewise.
8694 2009-06-17 Richard Henderson <rth@redhat.com>
8696 * tree-pretty-print.c (maybe_dump_asm_name): New.
8697 (dump_decl_name): Use it.
8698 (PRINT_FUNCTION_NAME): Merge into...
8699 (dump_function_name): ... here. Use maybe_dump_asm_name.
8701 2009-06-17 Cary Coutant <ccoutant@google.com>
8703 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8705 * debug.c (struct gcc_debug_hooks): Change placeholder for
8707 (debug_nothing_int_charstar_int): Replaced by...
8708 (debug_nothing_int_charstar_int_bool): ...this.
8709 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8710 source_line prototype.
8711 (debug_nothing_int_charstar_int): Replaced by...
8712 (debug_nothing_int_charstar_int_bool): ...this.
8713 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8714 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8715 Output is_stmt operand when necessary.
8716 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8717 (notice_source_line): Add is_stmt parameter.
8718 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8719 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8721 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8722 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8724 2009-06-17 Ian Lance Taylor <iant@google.com>
8726 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8728 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8731 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8733 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8734 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8735 tree_strip_sign_nop_conversions and
8736 tree_ssa_strip_useless_type_conversions rather than stripping
8737 the operations here.
8738 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8740 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8741 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8742 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8743 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8746 2009-06-17 Michael Eager <eager@eagercon.com>
8748 * config/rs6000/constraints.md (register_constraint "d"): New.
8749 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8750 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8751 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8752 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8753 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8754 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8755 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8756 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8757 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8758 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8760 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8761 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8762 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8763 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8764 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8765 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8766 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8767 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8768 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8769 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8770 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8771 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8772 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8773 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8775 2009-06-16 Ian Lance Taylor <iant@google.com>
8777 * profile.c (total_num_never_executed): Don't define.
8778 (compute_branch_probabilities): Don't count or print
8780 (init_branch_prob): Don't set total_num_never_executed.
8781 (end_branch_prob): Don't print total_num_never_executed.
8783 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8785 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8787 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8789 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8790 (nabstd2_fpr): Same.
8792 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8794 * expr.c (expand_assignment): Change complex type check.
8796 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8798 * doc/plugins.texi (Building GCC plugins): Added new section.
8800 2009-06-17 Ian Lance Taylor <iant@google.com>
8802 * c-pch.c (get_ident): Don't set size of templ array.
8803 (pch_init): Don't set size of partial_pch array.
8805 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8806 string constant to intialize an array whose size is the length of
8809 2009-06-17 Richard Guenther <rguenther@suse.de>
8811 PR tree-optimization/40389
8812 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8813 to addressable types.
8814 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8816 2009-06-17 Richard Guenther <rguenther@suse.de>
8819 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8820 if there is no evolution of left in the loop bail out.
8821 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8822 chrec_fold_multiply.
8824 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8825 Janis Johnson <janis187@us.ibm.com>
8828 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8829 for the symbol ref of a constant that is the source of a move
8830 - nor for any other not-obvious-label-ref constants.
8832 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8834 * plugin.c (position_pass): Skip newly inserted pass during list
8835 traversal to avoid repeated insertion.
8837 2009-06-16 Ian Lance Taylor <iant@google.com>
8839 * vec.h (VEC_stack_alloc): Define different version if
8840 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8841 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8842 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8843 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8845 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8847 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8849 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8850 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8851 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8852 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8853 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8854 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8855 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8856 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8857 __builtin_ia32_rdtscp.
8858 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8859 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8860 and __builtin_ia32_rorhi.
8861 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8862 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8863 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8864 (ix86_expand_args_builtin): Likewise.
8865 (ix86_expand_special_args_builtin): Likewise.
8867 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8868 (UNSPECV_RDTSC): Likewise.
8869 (UNSPECV_RDPMC): Likewise.
8870 (*bsr): Renamed to ...
8872 (*bsr_rex64): Renamed to ...
8876 (*rdpmc_rex64): Likewise.
8879 (*rdtsc_rex64): Likewise.
8881 (*rdtscp): Likewise.
8882 (*rdtscp_rex64): Likewise.
8884 * config/i386/ia32intrin.h: New.
8886 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8888 2009-06-16 Ian Lance Taylor <iant@google.com>
8890 * ira-build.c (copy_info_to_removed_store_destinations):
8891 Initialize parent_a.
8893 2009-06-16 Ian Lance Taylor <iant@google.com>
8895 * c-decl.c (grokdeclarator): Change size_varies to bool.
8897 2009-06-16 Ian Lance Taylor <iant@google.com>
8899 * sel-sched.c: Make forward declarations of move_op_hooks and
8900 fur_hooks explicitly extern.
8902 2009-06-16 Ian Lance Taylor <iant@google.com>
8904 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8905 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8907 2009-06-16 Ian Lance Taylor <iant@google.com>
8909 * resource.c (mark_referenced_resources): Change
8910 include_delayed_effects parameter to bool. Change all callers.
8911 (mark_end_of_function_resources): Likewise.
8912 * reorg.c (insn_references_resource_p): Likewise.
8913 (insn_sets_resource_p): Likewise.
8914 * resource.h (mark_referenced_resources): Update declaration.
8915 (mark_end_of_function_resources): Update declaration.
8917 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8919 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8921 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8923 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8924 GCC can bootstrap on AIX with GNU Binutils 2.20.
8926 2009-06-16 Ian Lance Taylor <iant@google.com>
8928 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8930 2009-06-16 Ian Lance Taylor <iant@google.com>
8932 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8933 inline, not extern inline.
8934 (exact_log2): Likewise.
8935 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8937 (exact_log2): Likewise, but don't test CTZ_HWI.
8939 2009-06-16 Ian Lance Taylor <iant@google.com>
8941 * bitmap.c (bitmap_clear): Don't declare as inline.
8942 * gimple.c (gimplify_assign): Likewise.
8943 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8944 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8945 (sched_scan_info): Remove duplicate definition.
8947 2009-06-16 Ian Lance Taylor <iant@google.com>
8949 * c-common.c (skip_evaluation): Don't define.
8950 (c_inhibit_evaluation_warnings): Define global variable.
8951 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8952 than skip_evaluation.
8953 (convert_and_check, warn_for_div_by_zero): Likewise.
8954 * c-common.h (skip_evaluation): Don't declare.
8955 (c_inhibit_evaluation_warnings): Declare.
8956 * c-parser.c (c_parser_typeof_specifier): Set
8957 c_inhibit_evaluation_warnings rather than skip_evaluation.
8958 (c_parser_conditional_expression): Likewise.
8959 (c_parser_binary_expression): Likewise.
8960 (c_parser_sizeof_expression): Likewise.
8961 (c_parser_alignof_expression): Likewise.
8962 * c-typeck.c (build_indirect_ref): Check
8963 c_inhibit_evaluation_warnings rather than skip_evaluation.
8964 (build_conditional_expr, build_binary_op): Likewise.
8966 2009-06-16 Richard Guenther <rguenther@suse.de>
8968 * tree-ssa-alias.c (is_escape_site): Remove.
8969 * tree-ssa-alias.h (enum escape_type): Remove.
8970 (is_escape_site): Likewise.
8971 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8972 via casts and asms without deferring to is_escape_site.
8974 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8977 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8978 use gen_lowpart if op0 has complex mode.
8980 2009-06-16 Richard Guenther <rguenther@suse.de>
8982 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8983 variables add them to ESCAPED.
8984 (find_func_aliases): Do not make all indirectly stored values escaped.
8986 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8988 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8991 2009-06-16 Martin Jambor <mjambor@suse.cz>
8993 PR tree-optimization/40432
8994 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8995 check whether we need to force gimple register operand.
8997 2009-06-16 Martin Jambor <mjambor@suse.cz>
8999 PR tree-optimization/40413
9000 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9001 build_ref_for_offset.
9002 (propagate_subacesses_accross_link): Fix a typo in a comment.
9004 2009-06-16 Ira Rosen <irar@il.ibm.com>
9006 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9007 with additional parameter.
9008 * tree-vectorizer.h (enum vect_def_type): Add new value
9010 (enum vect_relevant): Add comments.
9011 (vect_is_simple_reduction): Add new argument.
9012 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9013 Detect nested cycles.
9014 (vect_is_simple_reduction): Update documentation, add an argument to
9015 distinguish inner-loop reduction from nested cycle, detect nested
9016 cycles, fix printings and indentation, don't swap operands in case
9018 (get_initial_def_for_reduction): Handle subtraction.
9019 (vect_create_epilog_for_reduction): Add new argument to specify
9021 (vect_finalize_reduction): Handle subtraction, fix comments.
9022 (vectorizable_reduction): Handle nested cycles. In case of nested
9023 cycle keep track of the reduction variable position. Call
9024 vect_is_simple_reduction with additional parameter. Use original
9025 statement code in reduction epilogue for nested cycle. Call
9026 vect_create_epilog_for_reduction with additional parameter.
9027 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9028 inner-loop vectorization.
9029 (vect_recog_widen_sum_pattern): Likewise.
9030 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9032 (vect_mark_stmts_to_be_vectorized): Likewise.
9033 (vect_get_vec_def_for_operand): Handle nested cycles.
9035 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9037 * doc/invoke.texi (Debugging Options): Fix option index entries
9038 for -fdump-statistics, -frandom-seed add entries for
9039 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9040 (FRV Options): Fix entries for -mTLS, -mtls.
9041 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9042 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9043 (M68hc1x Options): Fix @itemx for -mnominmax.
9044 (MCore Options): Fix entry for -mno-lsim.
9045 (MMIX Options): Fix entry for -mabi=mmixware.
9046 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9048 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9050 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9051 Mention the plugin mode of gengtype.
9052 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9053 * gengtype.c: Updated copyright.
9054 (plugin_files, nb_plugin_files) Added new static variables.
9055 (measure_input_list) Care about plugin_files.
9056 (write_rtx_next): Added early return in plugin mode.
9057 (create_file): Updated copyright year in generated file. Added
9059 (oprintf): Added early return if NULL outf.
9060 (get_output_file_with_visibility): Care of plugin_files.
9061 (get_output_file_name): May return null.
9062 (write_local): Added early return.
9063 (put_mangled_filename): Ditto.
9064 (finish_root_table): Added check for base_files.
9065 (write_roots): Care about null when plugins.
9066 (main): Added plugin mode.
9068 2009-06-15 Ian Lance Taylor <iant@google.com>
9070 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9071 * gcov.c (read_count_file): Add braces around variables declared
9074 * c.opt (Wjump-misses-init): New warning.
9075 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9076 -Wall and -Wc++-compat if not already set.
9077 (c_common_post_options): Clear warn_jump_misses_init if it was not
9079 * c-decl.c (struct c_binding): Change type field to a union with
9080 new label field. Make it the first field in the struct. Update
9081 references to type to use u.type instead.
9082 (struct c_spot_bindings): Define.
9083 (struct c_goto_bindings): Define.
9084 (c_goto_bindings_p): Define, along with VECs.
9085 (struct c_label_vars): Define.
9086 (struct c_scope): Add has_label_bindings field.
9087 (bind_label, set_spot_bindings): New static functions.
9088 (decl_jump_unsafe, update_spot_bindings): New static functions.
9089 (update_label_decls): New static function.
9090 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9091 Update binding u.label field to shadowed field.
9092 (c_binding_start_stmt_expr): New function.
9093 (c_binding_end_stmt_expr): New function.
9094 (pushdecl): Don't call c_begin_vm_scope.
9095 (make_label): Add defining and p_label_vars parameters. Change
9097 (lookup_label): Correct test for whether a label has not yet been
9098 defined. Call bind_label rather than bind.
9099 (warn_about_goto): New static function.
9100 (lookup_label_for_goto): New function.
9101 (declare_label): Call bind_label rather than bind.
9102 (check_earlier_gotos): New static function.
9103 (define_label): Don't give errors about jumping into statement
9104 expressions or scopes of variably modified types. Call
9105 set_spot_bindings and check_earlier_gotos. Call bind_label
9106 instead of bind. Don't set label_context_stack_se or
9107 label_context_stack_vm.
9108 (c_get_switch_bindings): New function.
9109 (c_release_switch_bindings): New function.
9110 (c_check_switch_jump_warnings): New function.
9111 (start_function): Don't set label_context_stack_se or
9112 label_context_stack_vm.
9113 (finish_function): Likewise.
9114 * c-typeck.c (label_context_stack_se): Don't define.
9115 (label_context_stack_vm): Don't define.
9116 (c_finish_goto_label): Call lookup_label_for_goto rather than
9117 lookup_label. Don't give errors about jumping into a statement
9118 expression or the scope of a variably modified type. Don't set
9119 label_context_stack_se or label_context_stack_vm.
9120 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9121 fields. Add bindings field.
9122 (c_start_case): Don't set deleted fields. Set bindings field.
9123 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9124 or blocked_vm. Call c_check_switch_jump_warnings.
9125 (c_finish_case): Don't test blocked_stmt_expr field. Call
9126 c_release_switch_bindings.
9127 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9128 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9129 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9130 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9131 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9132 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9133 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9134 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9135 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9136 (C_DECL_UNJUMPABLE_VM): Don't define.
9137 (C_DECL_UNDEFINABLE_VM): Don't define.
9138 (struct c_label_list): Don't define.
9139 (struct c_label_context_se): Don't define.
9140 (struct c_label_context_vm): Don't define.
9141 (struct c_spot_bindings): Declare.
9142 (c_bindings_start_stmt_expr): Declare.
9143 (c_bindings_end_stmt_expr): Declare.
9144 (lookup_label_for_goto): Declare.
9145 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9146 (c_check_switch_jump_warnings): Declare.
9147 (label_context_stack_se, label_context_stack_vm): Don't declare.
9148 (c_finish_goto_label): Update declaration.
9149 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9150 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9151 (Warning Options): Document -Wjump-misses-init.
9153 2009-06-15 Jakub Jelinek <jakub@redhat.com>
9155 * tree-object-size.c (addr_object_size): Fix a pasto in the last
9158 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9160 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
9162 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9164 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
9166 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9168 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
9170 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9172 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
9173 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
9174 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
9175 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
9176 * dwarf2asm.c (dw2_force_const_mem): Update call to
9178 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9179 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9180 * langhooks.c (lhd_comdat_group): Remove.
9181 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9182 * tree.h (DECL_COMDAT_GROUP): New.
9183 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9184 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9185 (make_decl_one_only): Change signature.
9186 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9188 (make_decl_one_only): Change signature.
9189 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9191 2009-06-15 Richard Guenther <rguenther@suse.de>
9194 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9196 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9198 * tree-ssa-math-opts.c: Remove extra divide.
9200 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9202 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9204 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9206 * passes.c: Add bswap pass.
9207 * tree-pass.h: Add pass_optimize_bswap declaration.
9208 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9209 Include rtl.h, expr.h and optabs.h for optab_handler check.
9210 (struct symbolic_number, pass_optimize_bswap): New definition.
9211 (do_shift_rotate, verify_symbolic_number_p): New functions.
9212 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9213 (gate_optimize_bswap): New function.
9214 * tree.c (widest_int_cst_value): New function.
9215 * tree.h (widest_int_cst_value): Prototype added.
9217 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9219 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9220 REG_EQUAL/REG_EQUIV notes.
9222 2009-06-14 Richard Guenther <rguenther@suse.de>
9225 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9226 has its address taken if NRV was applied and it is addressable.
9227 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9228 function split out from ...
9229 (get_constraint_for_1): ... here.
9230 (handle_rhs_call): Use it to mark the return slot escaped if
9231 it is addressable and NRV was applied.
9233 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9235 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9236 Change first argument type to location_t.
9237 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9238 Do not set input_location.
9239 Use loc instead of input_location throughout.
9241 2009-06-13 Richard Guenther <rguenther@suse.de>
9243 PR tree-optimization/40421
9244 * tree-predcom.c (should_unroll_loop_p): Remove.
9245 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9247 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9249 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9250 Add location argument.
9252 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9254 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9256 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9257 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9258 * config/spu/spu-protos.h: Add location to
9259 spu_resolve_overloaded_builtin.
9260 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9261 spu_build_builtin_va_list.
9262 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9263 argument. Pass location to build_function_call_vec.
9264 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9266 (emit_fpu_switch): Same.
9267 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9268 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9269 to build_decl and create_artificial_label.
9270 (xtensa_gimplify_va_arg_expr): Same.
9271 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9272 (xstormy16_gimplify_va_arg_expr): Same.
9273 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9274 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9275 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9276 (mips16_build_function_stub): Same.
9277 (mips16_build_call_stub): Same.
9279 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9282 * arm/constraints.md (Pa, Pb): New constraints.
9283 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9284 split pattern to deal with them.
9286 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9288 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9289 fix index entry for -Xpreprocessor.
9291 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9293 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9294 Add location argument to build_decl call.
9295 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9296 (rs6000_init_builtins): Same.
9297 (spe_init_builtins): Same.
9298 (rs6000_gimplify_va_arg): Add location argument to
9299 create_artificial_label call.
9301 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9303 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9304 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9305 * Makefile.in: Fix GGC dependency for gcse.o.
9307 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9309 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9310 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9311 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9313 * c-parser.c (c_parser_binary_expression): Use current column while
9314 building binary operations.
9315 * common.opt (fshow-column): Enable by default.
9316 * tree-vrp.c (check_array_ref): Use warning_at.
9317 (check_array_bounds): Use location from call back if expr has no
9319 * tree.h: Add location argument to maybe_fold_*.
9320 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9321 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9322 (maybe_fold_offset_to_component_ref): Same.
9323 (maybe_fold_offset_to_reference): Same.
9324 (maybe_fold_offset_to_address): Same.
9325 (maybe_fold_stmt_indirect): Same.
9326 (maybe_fold_stmt_addition): Same.
9327 (fold_stmt_r): Pass location to maybe_fold_*.
9328 (fold_gimple_assign): Same.
9329 * c-tree.h: Add location argument to finish_decl,
9330 default_function_array_conversion, store_init_value.
9331 * c-decl.c (define_label): Use error_at.
9332 (c_make_fname_decl): Pass location to finish_decl.
9333 (finish_decl): New location argument.
9334 (build_compound_literal): Pass location to store_init_value.
9335 (grokdeclarator): Pass location to finish_decl.
9337 * c-typeck.c (array_to_pointer_conversion): New location argument.
9338 (function_to_pointer_conversion): Same.
9339 (default_function_array_conversion): Same.
9340 (parser_build_unary_op): Pass location to overflow_warning.
9341 (parser_build_binary_op): Same. Use warning_at.
9342 (build_unary_op): Pass location to array_to_pointer_conversion.
9343 (build_c_cast): Pass location to digest_init.
9344 (build_modify_expr): New location argument.
9345 (convert_for_assignment): Same.
9346 (store_init_value): Same.
9347 (digest_init): Same.
9348 (output_init_element): Pass location to digest_init and
9349 array_to_pointer_conversion.
9350 (c_finish_return): Pass location to convert_for_assignment.
9351 * gimplify.c (gimplify_conversion): Pass location to
9352 maybe_fold_offset_to_address.
9353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9354 to maybe_fold_stmt_addition.
9355 * c-omp.c (c_finish_omp_atomic): Pass new location to
9357 (c_finish_omp_for): Same.
9358 * c-common.c (overflow_warning): New argument.
9359 * c-common.h: New argument to build_modify_expr, overflow_warning.
9360 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9362 (c_parser_initializer): Pass location to
9363 default_function_array_conversion.
9364 (c_parser_initelt): Same.
9365 (c_parser_initval): Same.
9366 (c_parser_asm_operands): Same.
9367 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9368 (c_parser_conditional_expression): Same.
9369 (c_parser_binary_expression): Add location info to stack. Use it.
9370 (c_parser_unary_expression): Pass location to
9371 default_function_array_conversion, parser_build_unary_op,
9372 build_indirect_ref, c_parser_postfix_expression_after_primary.
9373 (c_parser_postfix_expression_after_primary): New location argument.
9375 (c_parser_expression_conv): Pass location to
9376 default_function_array_conversion.
9377 (c_parser_expr_list): Same.
9378 (c_parser_omp_atomic): Same.
9379 (c_parser_omp_for_loop): Same.
9380 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9381 (build_array_declarator): New argument.
9382 * c-decl.c (build_array_declarator): Add location argument.
9383 (grokdeclarator): Set id_loc for cdk_array.
9384 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9385 build_array_declarator.
9386 * tree.c (build_omp_clause): Add location argument.
9387 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9388 (OMP_CLAUSE_LOCATION): New macro.
9389 (struct tree_omp_clause): Add location field.
9390 (build_omp_clause): Add argument.
9391 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9392 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9394 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9395 (cp_parser_omp_clause_collapse): Same.
9396 (cp_parser_omp_clause_default): Same.
9397 (cp_parser_omp_clause_if): Same.
9398 (cp_parser_omp_clause_nowait): Same.
9399 (cp_parser_omp_clause_num_threads): Same.
9400 (cp_parser_omp_clause_ordered): Same.
9401 (cp_parser_omp_clause_schedule): Same.
9402 (cp_parser_omp_clause_untied): Same.
9403 (cp_parser_omp_for_loop): Same.
9404 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9405 * c-tree.h (c_start_case): Add location argument.
9406 (c_process_expr_stmt): Same.
9407 (c_finish_goto_*): Same.
9408 * tree-parloops.c (initialize_reductions): Pass location to
9410 (create_parallel_loop): Same.
9411 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9412 (gfc_trans_omp_reduction_list): Same.
9413 (gfc_trans_omp_clauses): Same.
9414 (gfc_trans_omp_do): Same.
9415 * c-typeck.c (c_finish_goto_label): Same.
9416 (c_finish_goto_ptr): New location argument.
9417 (c_start_case): Same.
9418 (emit_side_effect_warnings): Same.
9419 (c_process_expr_stmt): Same.
9420 (c_finish_stmt_expr): Same.
9421 (c_finish_omp_clauses): Use error_at instead of error.
9422 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9424 * c-omp.c (c_split_parallel_clauses): New location argument.
9425 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9426 to build_omp_clause.
9427 (convert_local_reference_stmt): Same.
9428 (convert_gimple_call): Same.
9429 * c-common.h (c_split_parallel_clauses): New argument.
9430 * c-parser.c (c_parser_statement_after_labels): Pass location to
9431 c_finish_goto_label.
9432 (c_parser_switch_statement): Pass location to c_start_case.
9433 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9434 and c_process_expr_stmt.
9435 (c_parser_omp_variable_list): Add location argument.
9436 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9437 (c_parser_omp_clause_default): Same.
9438 (c_parser_omp_clause_if): Same.
9439 (c_parser_omp_clause_num_threads): Same.
9440 (-c_parser_omp_clause_ordered): Same.
9441 (c_parser_omp_clause_reduction): Pass location to
9442 c_parser_omp_variable_list.
9443 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9444 (c_parser_omp_clause_untied): Same.
9445 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9446 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9448 * c-tree.h (check_for_loop_decls, undeclared_variable,
9449 build_component_ref, build_array_ref, build_external_ref,
9450 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9451 build_conditional_expr, build_compound_expr, c_cast_expr,
9452 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9453 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9455 * c-semantics.c (build_stmt): Same.
9456 (build_case_label): Same.
9457 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9458 (undeclared_variable): New argument.
9460 (lookup_label): Pass location on down.
9461 (define_label): Same.
9462 (finish_decl): Same.
9463 (build_compound_literal): Same.
9464 (finish_struct): Same.
9465 (finish_function): Do not set location here.
9466 (check_for_loop_decls): New argument.
9467 * tree.c (save_expr): Set location.
9468 (build_empty_stmt): New argument.
9469 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9470 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9471 * builtins.c (gimplify_va_arg_expr): Use locations.
9472 (expand_builtin_sync_operation): Same.
9473 * c-typeck.c (build_component_ref): New argument.
9474 (build_array_ref): Same.
9475 (build_external_ref): Same.
9476 (c_expr_sizeof_expr): Same.
9477 (c_expr_sizeof_type): Same.
9478 (parser_build_unary_op): Same.
9479 (build_conditional_expr): Same.
9480 (build_compound_expr): Pass location on down.
9481 (build_compound_expr): New argument.
9482 (build_c_cast): Same.
9483 (c_cast_expr): Same.
9484 (build_asm_expr): Same.
9485 (c_finish_return): Same.
9486 (c_process_expr_stmt): Pass location on down.
9487 (c_finish_stmt_expr): New argument.
9488 (push_clenaup): Same.
9489 (c_finish_omp_parallel): Same.
9490 (c_finish_omp_task): Same.
9491 * gimplify.c (gimplify_call_expr): Pass location on down.
9492 * c-omp.c (c_finish_omp_master): New argument.
9493 (c_finish_omp_critical): Same.
9494 (c_finish_omp_ordered): Same.
9495 (c_finish_omp_barrier): Same.
9496 (-c_finish_omp_taskwait): Same.
9497 (c_finish_omp_atomic): Same.
9498 (c_finish_omp_flush): Same.
9499 * tree-inline.c (copy_tree_body_r): Pass location on down.
9500 (inline_forbidden_p): Remove use of input_location.
9501 * c-gimplify.c (c_build_bind_expr): New argument.
9502 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9503 (c_sizeof_or_alignof_type): New argument.
9504 (c_alignof_expr): Same.
9505 (build_va_arg): Same.
9506 (c_add_case_label): Same.
9507 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9508 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9509 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9510 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9511 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9512 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9514 * stub-objc.c (objc_build_selector_expr): Same.
9515 (objc_build_throw_stmt): Same.
9516 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9517 (c_parser_initelt): Same.
9518 (c_parser_compound_statement): Same.
9519 (c_parser_compound_statement_nostart): Same.
9520 (c_parser_label): Same.
9521 (c_parser_statement_after_labels): Same.
9522 (c_parser_if_body): Same.
9523 (c_parser_else_body): Same.
9524 (c_parser_if_statement): Same.
9525 (c_parser_switch_statement): Same.
9526 (c_parser_while_statement): Same.
9527 (c_parser_do_statement): Same.
9528 (c_parser_for_statement): Same.
9529 (c_parser_asm_statement): Same.
9530 (c_parser_conditional_expression): Same.
9531 (c_parser_binary_expression): Same.
9532 (c_parser_cast_expression): Same.
9533 (c_parser_unary_expression): Same.
9534 (c_parser_sizeof_expression): Same.
9535 (c_parser_alignof_expression): Same.
9536 (c_parser_postfix_expression): Same.
9537 (c_parser_expression): Same.
9538 (c_parser_objc_receiver): Same.
9539 (c_parser_omp_variable_list): Same.
9540 (c_parser_omp_structured_block): Same.
9541 (c_parser_omp_atomic): New argument.
9542 (c_parser_omp_barrier): Same.
9543 (c_parser_omp_critical): Same.
9544 (c_parser_omp_flush): Pass location on down.
9545 (c_parser_omp_for_loop): New argument.
9546 (c_parser_omp_for): Same.
9547 (c_parser_omp_master): Same.
9548 (c_parser_omp_ordered): Same.
9549 (c_parser_omp_sections_scope): Same.
9550 (c_parser_omp_sections): Same.
9551 (c_parser_omp_parallel): Same.
9552 (c_parser_omp_single): Same.
9553 (c_parser_omp_task): Same.
9554 (c_parser_omp_taskwait): Pass location on down.
9555 (c_parser_omp_construct): Same.
9556 (c_parser_omp_threadprivate): Same.
9557 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9558 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9559 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9560 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9561 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9562 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9563 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9564 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9565 config/i386/i386.c, stmt.c:
9566 Add location argument to the following function definitions and/or
9567 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9568 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9569 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9570 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9571 do_case, c_finish_bc_stmt, build_compound_literal,
9572 build_function_call.
9573 * c-decl.c (build_compound_literal): Add location argument.
9574 Make all diagnostic calls use location.
9575 (start_struct): Same.
9576 (finish_struct): Same.
9578 (build_enumerator): Same.
9579 (start_function): Same.
9580 (grokdeclarator): Make all diagnostic calls use location.
9581 (store_parm_decls_oldstyle): Same.
9582 * c-typeck.c (build_function_call): Add location argument.
9583 Make all diagnostic calls use location.
9585 (c_finish_bc_stmt): Same.
9586 * tree-nested.c (get_trampoline_type): Add argument.
9587 Pass location to build_decl.
9588 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9589 * rtl.h (RTL_LOCATION): New.
9590 * c-common.c (c_add_case_label): Add location argument.
9591 Make all diagnostic calls use location.
9592 * c-common.h: Add location argument to make_fname_decl, do_case,
9593 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9594 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9595 Set it appropriately for every case. Pass enum_loc to start_enum
9596 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9598 (c_parser_struct_or_union_specifier): Save location. Use it for
9599 start_struct, finish_struct, and parser_xref_tag.
9601 2009-06-12 Ian Lance Taylor <iant@google.com>
9603 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9605 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9606 cpp_opts->warn_cxx_operator_names.
9608 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9611 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9612 is returns NULL and OP is a VCE, look through the VCE.
9614 2009-06-12 Ian Lance Taylor <iant@google.com>
9617 * collect2.c (main): Use CONST_CAST2 in code inside #if
9618 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9620 2009-06-12 Joey Ye <joey.ye@intel.com>
9623 * cfgexpand.c (get_decl_align_unit): Update
9624 max_used_stack_slot_alignment with align instead of
9625 stack_alignment_needed.
9627 * function.c (assign_stack_local_1): Update
9628 max_used_stack_slot_alignment with alignment_in_bits instead
9629 of stack_alignment_needed.
9630 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9633 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9635 * dwarf2out.c (last_var_location_insn): New variable.
9636 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9637 (dwarf2out_var_location): Don't record anything after last real
9638 insn. Only change labels if there were any real instructions
9639 in between last note and this one, or if changed sections.
9641 2009-06-11 Richard Henderson <rth@redhat.com>
9643 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9644 note when storing the frame pointer in a register.
9645 (FRP): Don't redefine to nothing for epilogue.
9646 (alpha_expand_epilogue): Mark register and sp restores.
9647 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9649 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9650 when gen_lowpart is needed.
9652 2009-06-11 Richard Henderson <rth@redhat.com>
9654 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9656 * dwarf2out.c (need_data_align_sf_opcode): New.
9657 (div_data_align): Move earlier.
9658 (def_cfa_1, reg_save): Use it.
9660 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9662 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9663 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9664 (ix86_handle_option): Handle OPT_mcrc32.
9665 (ix86_target_string): Add -mcrc32.
9666 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9668 * config/i386/i386.h (TARGET_CRC32): New.
9670 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9671 (sse4_2_crc32di): Likewise.
9673 * config/i386/i386.opt (mcrc32): New.
9675 * doc/invoke.texi: Document -mcrc32.
9677 2009-06-11 Richard Henderson <rth@redhat.com>
9679 * common.opt (gdwarf-): Accept a version number.
9680 * doc/invoke.texi (gdwarf-): Update docs.
9681 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9682 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9683 version level, and record it.
9685 * dwarf2.h (DW_CIE_VERSION): Remove.
9686 * dwarf2out.c (DWARF_VERSION): Remove.
9687 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9688 (output_call_frame_info): Use CIE version 3 for dwarf3,
9689 or if the return register column is out of range for version 1.
9690 (dwarf_stack_op_name): Add all dwarf3 values.
9691 (DEBUG_PUBTYPES_SECTION): New.
9692 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9693 encoding change for dwarf3.
9694 (output_die) [dw_val_class_die_ref]: Likewise.
9695 (output_compilation_unit_header): Emit correct version for dwarf3.
9696 (output_line_info): Likewise.
9697 (output_pubnames): Update for DWARF_VERSION removal.
9698 (output_aranges): Likewise.
9699 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9700 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9701 (dwarf2out_finish): Likewise.
9703 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9705 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9708 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9711 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9712 * builtins.c (expand_builtin_unreachable): New function.
9713 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9714 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9715 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9717 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9718 searching for missing barriers.
9720 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9722 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9723 when -fprofile-generate* was passed.
9724 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9726 2009-06-11 Anthony Green <green@moxielogic.com>
9728 * config/moxie/moxie.md: Define length attribute for all instructions.
9730 (*b<cond:code>): Support limited branch ranges for new PC-relative
9731 branch instructions.
9732 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9734 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9736 * config/i386/i386.c (min_insn_size): Use get_attr_length
9737 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9740 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9741 instead of emit_insn_before.
9743 2009-06-10 Ian Lance Taylor <iant@google.com>
9746 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9749 2009-06-10 Revital Eres <eres@il.ibm.com>
9751 * passes.c (init_optimization_passes): Reschedule
9752 predictive-commoning pass before complete unroll pass.
9754 2009-06-10 Martin Jambor <mjambor@suse.cz>
9756 * cgraph.c (cgraph_node_can_be_local_p): New function.
9757 (cgraph_make_node_local): New function.
9758 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9759 (cgraph_make_node_local): Declare.
9761 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9763 * tree.h (tree_base): Add packed_flag and user_align fields.
9764 Decrease size of spare field.
9765 (TYPE_USER_ALIGN): Use user_align from tree_base.
9766 (DECL_USER_ALIGN): Likewise.
9767 (TYPE_PACKED): Use packed_flag from tree_base.
9768 (DECL_PACKED): Likewise.
9769 (tree_type): Delete packed_flag and user_align fields. Widen
9770 precision field. Widen mode field and shuffle fields to align
9771 mode on an 8-bit boundary.
9772 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9773 Renumber decl_flag_* fields. Fix comments. Widen
9774 decl_common_unused field.
9775 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9776 (DECL_EXTERNAL): Likewise.
9777 (DECL_BIT_FIELD): Likewise.
9778 (DECL_NONADDRESSABLE_P): Likewise.
9779 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9780 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9782 2009-06-10 Ian Lance Taylor <iant@google.com>
9784 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9785 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9786 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9787 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9788 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9789 DEF_VEC_ALLOC_FUNC_P.
9790 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9791 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9792 DEF_VEC_ALLOC_FUNC_O.
9793 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9794 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9795 DEF_VEC_ALLOC_FUNC_I.
9796 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9797 (vec_stack_p_reserve_exact_1): Declare.
9798 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9799 (vec_stack_free): Declare.
9800 (VEC_stack_alloc): Define.
9801 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9802 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9803 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9804 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9806 (stack_vecs): New static variable.
9807 (vec_stack_p_reserve_exact_1): New function.
9808 (vec_stack_o_reserve_1): New static function.
9809 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9810 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9811 (vec_stack_free): New function.
9812 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9813 (VEC_df_ref_stack_alloc): Define.
9814 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9815 DEF_VEC_ALLOC_P_STACK.
9816 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9817 (struct df_collection_rec): Change _vec fields to VEC. Remove
9819 (df_free_collection_rec): Adjust for new fields.
9820 (df_insn_rescan): Use new df_collection_rec fields.
9821 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9822 (df_ref_create_structure, df_ref_record): Likewise.
9823 (df_get_conditional_uses, df_get_call_refs): Likewise.
9824 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9825 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9826 (df_record_exit_block_uses, df_bb_verify): Likewise.
9827 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9828 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9829 Remove count parameter. Change return type to void. Change all
9831 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9832 Remove count parameter. Change return type to void. Change all
9834 (df_install_refs): Change old_vec parameter to VEC. Remove count
9835 parameter. Change all callers.
9836 (df_install_mws): Change old_vec parameter to VEC. Remove count
9837 parameter. Change all callers.
9838 (df_refs_verify): Change new_rec parameter to VEC. Change call
9840 (df_mws_verify): Likewise.
9842 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9844 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9846 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9848 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9850 2009-06-10 Anthony Green <green@moxielogic.com>
9852 * config/moxie/crti.asm: New file.
9853 * config/moxie/crtn.asm: New file.
9854 * config/moxie/moxie.c: New file.
9855 * config/moxie/moxie.h: New file.
9856 * config/moxie/sfp-machine.h: New file.
9857 * config/moxie/moxie-protos.h: New file.
9858 * config/moxie/t-moxie: Created.
9859 * config/moxie/t-moxie-softfp: Created.
9860 * config/moxie/moxie.md: Created.
9861 * config/moxie/constraints.md: Created.
9862 * config.gcc: Add moxie support.
9863 * doc/md.texi (Machine Constraints): Add moxie constraints.
9864 * doc/contrib.texi (Contributors): Mention moxie port.
9865 * doc/install.texi (Specific): Mention the moxie port.
9867 2009-06-09 Ian Lance Taylor <iant@google.com>
9869 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9871 * optabs.c (optab_table): Only use designated initializers if
9872 HAVE_DESIGNATED_INITIALIZERS is defined.
9873 (convert_optab_table): Likewise.
9874 (init_optabs): Always call init_insn_codes if
9875 HAVE_DESIGNATED_INITIALIZERS is not defined.
9877 2009-06-09 Ian Lance Taylor <iant@google.com>
9879 * targhooks.c (default_builtin_vectorized_function): Change fn
9880 parameter to unsigned int.
9881 (default_builtin_vectorized_conversion): Change code parameter to
9883 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9884 * targhooks.h: Update declarations.
9885 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9886 parameter to unsigned int.
9888 * c-typeck.c (comptypes_check_enum_int): New static function.
9889 (comptypes_internal): Add enum_and_int_p parameter. Change all
9891 (comp_target_types): Add location parameter. Change all callers.
9892 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9894 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9895 (build_conditional_expr): Add colon_loc parameter. Change all
9897 (convert_for_assignment): Add location parameter. Change all callers.
9898 * c-parser.c (c_parser_conditional_expression): Pass location of
9899 colon to build_conditional_expr.
9900 * c-tree.h (build_conditional_expr): Update declaration.
9902 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9904 * graphite.c: Revert previous patch.
9906 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9909 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9911 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9913 * tree-ssa-loop-prefetch.c
9914 (loop_prefetch_arrays): Fixed a portability problem in printf format
9917 2009-06-09 Martin Jambor <mjambor@suse.cz>
9919 PR tree-optimization/40351
9920 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9921 refrence to a potential artifical subaccess can be constructed.
9923 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9925 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9926 (sh_override_options): Likewise.
9927 * config/sh/sh.c: Include params.h.
9928 (sh_optimization_options): New.
9929 (sh_override_options): Likewise.
9930 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9931 (OVERRIDE_OPTIONS): Use sh_override_options.
9933 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9935 * dwarf2out.c (emit_cfa_remember): New variable.
9936 (add_fde_cfi): If emit_cfa_remember, recurse to add
9937 DW_CFA_remember_state first.
9938 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9939 instead just set emit_cfa_remember.
9941 2009-06-08 Jan Hubicka <jh@suse.cz>
9944 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9946 2009-06-08 Jan Hubicka <jh@suse.cz>
9949 * cgraphunit.c (save_inline_function_body): Do not copy transform
9950 hooks for saved inline bodies.
9951 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9954 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9956 * jump.c (returnjump_p): Handle delayed branches. Add missing
9959 2009-06-08 Jan Hubicka <jh@suse.cz>
9962 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9963 original node might've been modified.
9964 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9966 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9968 * tree-object-size.c (addr_object_size): Add OSI argument.
9969 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9970 (compute_builtin_object_size, expr_object_size): Adjust callers.
9971 (plus_stmt_object_size): Call addr_object_size instead of
9972 compute_builtin_object_size.
9974 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9975 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9977 * tree-ssa-loop-prefetch.c
9978 (gather_memory_references): Introduced a counter for the number of
9980 (anything_to_prefetch_p): Introduced a counter for the number of
9982 (is_loop_prefetching_profitable): New function with a cost model
9984 (loop_prefetch_arrays): Use the new cost model to determine if
9985 prefetching is profitable.
9986 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9987 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9988 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9989 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9990 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9991 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9993 2009-06-08 Michael Matz <matz@suse.de>
9996 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9997 partitions use the same.
9998 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9999 for basevars of SSA_NAMEs.
10000 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10001 to not expand them twice.
10002 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10005 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10007 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10008 (fdump-final-insns=, gtoggle): New.
10009 * doc/invoke.texi: Document them.
10010 * final.c (rest_of_clean_state): Dump final insn stream.
10011 * gcc.c (invoke_as): Hook in -fcompare-debug.
10012 (static_spec_functions): Add compare-debug-dump-opt,
10013 compare-debug-self-opt and compare-debug-auxbase-opt.
10014 (compare_debug, compare_debug_second, compare_debug_opt): New.
10015 (switches_debug_check, n_switches_debug_check): New.
10016 (debug_auxbase_opt, debug_check_temp_file): New.
10017 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10019 (do_self_spec): Handle arguments after switches.
10020 (do_spec_1): Add .gk extension to temp file basenames for compare.
10021 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10022 (cc1_options): Use it instead of normal auxbase computation for
10023 the second compare-debug compilation.
10024 (compare_files): New.
10025 (main): Set up and implement compare debug mode.
10026 (compare_debug_dump_opt_spec_function): New.
10027 (compare_debug_self_opt_spec_function): New.
10028 (compare_debug_auxbase_opt_spec_function): New.
10029 * toplev.c (process_options): Handle flag_gtoggle,
10030 flag_dump_final_insns.
10031 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10032 during -fcompare-debug-second compilation.
10034 2009-06-07 Ian Lance Taylor <iant@google.com>
10036 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10037 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10039 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10040 with no default node. Change warning with %H to warning_at.
10041 Don't clear warn_switch around case checking.
10042 * doc/invoke.texi (Warning Options): Clarify distinction between
10043 -Wswitch and -Wswitch-enum.
10045 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10047 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10049 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10051 * gbl-ctors.h: Add header guard.
10053 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10055 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10056 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10057 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10058 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10059 prototypes for removed functions.
10060 (expressions_equal_p): Move to ...
10061 * tree-ssa-sccvn.h: ... here and ...
10062 * matrix-reorg.c: ... adjust includes.
10064 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10066 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10068 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10070 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10071 (finish_function): Remove erroneous whitespace.
10073 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10075 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10076 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10078 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10080 * errors.c (internal_error): Commentary typo fix.
10081 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10082 * tree-ssa-pre.c: Ditto.
10084 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10086 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10087 them is supposed to hold actual statements.
10089 2009-06-06 Ian Lance Taylor <iant@google.com>
10091 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10092 empty statements can now have attributes.
10094 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10096 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10097 * config/mips/mips.md: Ditto.
10099 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10101 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10103 (__eabi_uconvert): Likewise.
10105 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10107 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10108 CFI_* definitions with IN_GCC.
10110 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10112 * xcoffout.h (xcoffout_source_line): Update prototype.
10114 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10116 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10117 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10119 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10121 PR middle-end/40340
10122 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10123 inlined_function_outer_scope_p blocks for artificial inlines
10125 * tree.c (tree_nonartificial_location): Rewrite using
10126 block_nonartificial_location.
10128 2009-06-05 Revital Eres <eres@il.ibm.com>
10129 Leehod Baruch <leehod@il.ibm.com>
10131 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10132 (expand_expr_real_1): Remove comment.
10133 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10134 Vectorize misaligned access when the target supports it.
10135 (vect_supportable_dr_alignment): Check for unaligned access support.
10136 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10139 2009-06-05 Julian Brown <julian@codesourcery.com>
10141 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10142 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10144 2009-06-05 Richard Guenther <rguenther@suse.de>
10147 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10148 as possibly unused.
10150 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10152 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10153 (save_gprs): Don't tell unwinder when a global register is saved.
10154 (s390_emit_epilogue): Emit needed epilogue unwind info.
10156 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10158 * dwarf2out.c (deferred_asm_name): New.
10159 (add_name_and_src_coords_attributes): Defer creation of
10160 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
10162 (move_linkage_attr): New.
10163 (dwarf2out_finish): Revisit deferrals and emit attributes at the
10166 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10168 * tree-nested.c (finalize_nesting_tree_1): Declare the
10169 frame_decl in the binding tree.
10171 2009-06-04 Cary Coutant <ccoutant@google.com>
10173 * basic-block.h (struct basic_block_def): Add discriminator field.
10174 * dbxout.c (dbxout_source_line): Add new parameter. Change all
10176 * debug.c (do_nothing_debug_hooks): Add additional entry.
10177 (debug_nothing_int_charstar_int): New function.
10178 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10179 (debug_nothing_int_charstar_int): New declaration.
10180 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10181 discriminator value in .loc directive.
10182 * final.c (last_discriminator): New variable.
10183 (discriminator): New variable.
10184 (final_start_function): Initialize above variables, pass current
10185 discriminator to debug hook.
10186 (notice_source_line): Check for discriminator change.
10187 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10188 * sdbout.c (sdbout_source_line): New parameter.
10189 * tree-cfg.c (struct locus_discrim_map): New structure type.
10190 (discriminator_per_locus): New hash table.
10191 (build_gimple_cfg): Allocate and free discriminator hash table.
10192 (make_edges): Call assign_discriminator.
10193 (locus_map_hash): New function.
10194 (locus_map_eq): New function.
10195 (next_discriminator_for_locus): New function.
10196 (same_line_p): New function.
10197 (assign_discriminator): New function.
10198 (make_cond_expr_edges): Call assign_discriminator.
10199 (make_gimple_switch_edges): Likewise.
10200 (first_non_label_stmt): New function.
10201 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10203 * xcoffout.c (xcoffout_source_line): Add new parameter.
10205 * configure.ac (gcc_cv_as_discriminator): New configury check for
10206 gas support for discriminator.
10207 * configure: Regenerate.
10208 * config.in: Regenerate.
10210 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10212 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10213 val after checking for integers.
10215 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10217 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10219 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10220 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10221 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10222 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10223 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10224 X64_SSE_REGPARM_MAX.
10225 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10226 X64_SSE_REGPARM_MAX.
10228 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10230 * gcc.c (report_times_to_file): New.
10231 (execute): Implement it.
10232 (process_command): Support -time=.
10233 * doc/invoke.texi: Document it.
10235 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10237 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10238 that have value exprs.
10240 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10242 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10243 declarations for constants until...
10244 (dw2_output_indirect_constant_1): ... this point.
10246 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10249 * arm.md (arm_addsi3): Don't try to split an add with an
10250 eliminable register until after reload has completed.
10252 2009-06-03 Ian Lance Taylor <iant@google.com>
10254 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10255 * genattrtab.c (write_length_unit_log): Likewise.
10256 * genchecksum.c (dosum): Likewise.
10257 * gengtype.c (write_rtx_next): Likewise.
10258 (finish_root_table, write_roots): Likewise.
10259 * gimple.c (gimple_ops_offset_): Likewise.
10260 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10261 * config/arc/arc.c (arc_attribute_table): Likewise.
10262 * config/arm/arm.c (arm_attribute_table): Likewise.
10263 * config/avr/avr.c (avr_attribute_table): Likewise.
10264 * config/crx/crx.c (crx_attribute_table): Likewise.
10265 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10266 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10267 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10268 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10269 * config/sh/sh.c (sh_attribute_table): Likewise.
10270 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10271 * config/spu/spu.c (spu_attribute_table): Likewise.
10272 * config/v850/v850.c (v850_attribute_table): Likewise.
10274 * config/alpha/alpha.c (vms_attribute_table): Make static.
10275 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10276 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10277 * config/mips/mips.c (mips_attribute_table): Likewise.
10279 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10281 (cc1-checksum.o): Likewise.
10283 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10285 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10287 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10289 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10290 insn if it is changing sp. Use gen_add3_insn instead of
10291 conditionally gen_addsi3 and gen_adddi3.
10292 (offset_below_red_zone_p): New static inline function.
10293 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10294 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10295 * config/rs6000/ppc-asm.h: Include auto-host.h.
10296 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10297 CFI_RESTORE): Define.
10298 * config/rs6000/crtresxgpr.asm: Add unwind info.
10299 * config/rs6000/crtresxfpr.asm: Likewise.
10300 * config/rs6000/crtresgpr.asm: Likewise.
10301 * config/rs6000/crtresfpr.asm: Likewise.
10302 * config/rs6000/crtsavgpr.asm: Likewise.
10303 * config/rs6000/crtsavfpr.asm: Likewise.
10305 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10306 argument of DWARF2_FRAME_REG_OUT macros.
10308 2009-06-03 Julian Brown <julian@codesourcery.com>
10310 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10311 words or less (including TImode) in core registers.
10313 2009-06-03 Richard Guenther <rguenther@suse.de>
10315 PR middle-end/40328
10316 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10318 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10320 * statistics.c (statistics_counter_event): Do not record event
10321 in pass dump if its number == -1.
10322 (curr_statistics_hash): Add assert that we never get passes
10323 with static number == -1.
10325 2009-06-03 Richard Guenther <rguenther@suse.de>
10326 Andrey Belevantsev <abel@ispras.ru>
10328 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10329 non-BLKmode arrays addressable.
10331 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10333 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10334 * config/m68k/m68k.h: ... here.
10335 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10338 2009-06-03 Martin Jambor <mjambor@suse.cz>
10340 PR tree-optimization/40323
10341 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10344 2009-06-03 Richard Guenther <rguenther@suse.de>
10346 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10349 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10351 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10352 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10353 JUMP_TABLE_DATA_P where applicable.
10354 * config/sh/sh.c: Ditto.
10355 * config/sh/sh.h: Ditto.
10356 * config/sh/sh.md: Ditto.
10357 * config/sh/symbian.c: Ditto.
10359 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10361 * config/i386/driver-i386.c (describe_cache): Optimize
10362 concatenation of strings. Use snprintf instead of sprintf.
10363 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10364 target when not compiling with GCC.
10366 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10368 * config/sh/sh.c: Revert last change.
10369 (sh_expand_epilogue): Emit a blockage insn before the frame
10370 pointer adjustment unconditionally.
10372 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10374 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10375 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10376 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10377 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10378 to COLLECT_GCC_OPTIONS.
10380 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10382 * collect2.c (target_system_root): New variable.
10383 (main): Handle --sysroot=.
10384 (ignore_library): Strip the sysroot from the library path.
10386 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10388 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10389 (collect2.o): Depend on collect2-aix.h.
10390 (collect2-aix.o): New rule.
10391 * collect2-aix.h: New file.
10392 * collect2-aix.c: Likewise.
10393 * collect2.c: Include collect2-aix.h. Don't undefine
10394 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10395 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10396 Use TARGET_AIX_VERSION instead of _AIX51.
10397 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10398 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10399 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10400 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10401 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10403 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10405 * collect2.c (ignore_library): Avoid premature post-increment
10406 and null deference.
10408 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10410 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10411 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10412 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10413 CROSS_DIRECTORY_STRUCTURE too.
10414 (LINK_LIBG_SPEC): Likewise.
10415 (LIB_SPEC): Add %R to sysroot paths.
10416 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10417 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10418 * config/rs6000/aix51.h: As for aix43.h.
10419 * config/rs6000/aix52.h: Likewise.
10420 * config/rs6000/aix53.h: Likewise.
10421 * config/rs6000/aix61.h: Likewise.
10422 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10423 to the beginning of sysroot paths.
10425 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10427 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10428 INSN_LISTs that are out of the REG_NOTE range.
10430 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10432 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10433 (struct var_to_expand): Likewise.
10434 (struct opt_info): Add head and tail for linked lists of the above.
10435 (analyze_insn_to_expand_var): Initialize next.
10436 (analyze_iv_to_split_insn): Likewise.
10437 (analyze_insns_in_loop): Create linked lists.
10438 (allocate_basic_variable): Simplify for use without hash table.
10439 (insert_var_expansion_initialization): Likewise, make it type-safer.
10440 (combine_var_copies_in_loop_exit): Likewise.
10441 (apply_opt_in_copies): Walk lists rather than hash tables.
10442 (release_var_copies): Simplified and inlined by hand into...
10443 (free_opt_info): ... this function.
10445 2009-06-02 Richard Guenther <rguenther@suse.de>
10447 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10452 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10453 only for builtins that are not overridden.
10455 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10457 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10460 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10462 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10464 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10466 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10468 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10470 * common.opt (fdump-unnumbered-links): New.
10471 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10472 * print-rtl.c (flag_dump_unnumbered_links): New.
10473 (print_rtx): Test it.
10475 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10477 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10478 push/pop multiple to 8-byte alignment.
10480 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10482 * config/i386/i386.c (queued_cfa_restores): New static variable.
10483 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10485 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10486 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10487 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10488 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10489 note unconditionally.
10490 (ix86_emit_restore_regs_using_mov): Likewise.
10491 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10492 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10493 it through to ix86_emit_restore_reg_using_pop.
10494 (ix86_emit_leave): Add RED_OFFSET argument. Call
10495 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10496 instead of adding REG_CFA_OFFSET note unconditionally.
10497 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10498 the above functions. Call ix86_add_queued_cfa_restore_notes when
10501 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10502 force output of the label even for dwarf2out_do_cfi_asm.
10503 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10504 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10505 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10507 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10508 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10509 dwarf2out_cfi_label callers.
10510 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10511 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10512 Adjust dwarf2out_cfi_label callers.
10513 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10515 * config/i386/i386.h (struct machine_cfa_state,
10516 struct machine_function): Guard with ifndef USED_FOR_TARGET
10517 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10520 * emutls.c (__emutls_get_address): Change arr->size to mean number
10521 of allocated arr->data entries instead of # of slots + 1.
10523 PR middle-end/40316
10524 * recog.c (peep2_reinit_state): New function.
10525 (peephole2_init_state): Use it at the end of a basic block and also
10526 when seeing a RTX_FRAME_RELATED_P insn.
10528 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10530 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10531 fixuns_truncrfdi2): New.
10532 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10533 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10534 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10535 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10536 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10537 *recip_approx): Remove.
10538 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10539 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10540 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10542 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10545 2009-06-01 Ian Lance Taylor <iant@google.com>
10547 * attribs.c (register_attribute): Use CONST_CAST.
10548 * collect2.c (main): Use CONST_CAST2.
10549 (scan_prog_file): Likewise.
10550 * gcc.c (process_command, main): Likewise.
10551 * toplev.c (toplev_main): Likewise.
10553 * c-typeck.c (handle_warn_cast_qual): New static function,
10554 partially broken out of build_c_cast.
10555 (build_c_cast): Call handle_warn_cast_qual.
10556 * doc/invoke.texi (Warning Options): Document new effect of
10559 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10561 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10562 (diagnostic_report_current_module): Print columns.
10563 * common.opt (flag_show_column): Enable by default.
10565 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10567 * alias.c (find_base_term): Check for NULL term before returning.
10569 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10571 Revert due to PR40320:
10572 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10573 * calls.c (emit_library_call_value_1): Don't force_operand for move
10576 2009-06-01 Olivier Hainque <hainque@adacore.com>
10577 Eric Botcazou <ebotcazou@adacore.com>
10579 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10580 to be processed as a bitfield for constructor output purposes.
10581 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10583 * varasm.c (oc_local_state): New type, output_constructor
10584 local state to support communication with helpers.
10585 (oc_outer_state): New type, output_constructor outer state of
10586 relevance in recursive calls.
10587 (output_constructor_array_range): New output_constructor helper,
10588 extracted code for an array range element.
10589 (output_constructor_regular_field): New output_constructor helper,
10590 extracted code for an element that is not a bitfield.
10591 (output_constructor_bitfield): New output_constructor helper,
10592 extracted code for a bitfield element. Accept an OUTER state
10593 argument for recursive processing. Recurse on record or array
10594 CONSTRUCTOR values, possibly past noop conversions.
10595 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10596 VALUE is a valid constant-valued expression for use in a static
10597 bit-field initializer.
10598 (output_constructor): Rework to use helpers. Accept and honor an
10599 OUTER state argument for recursive calls. Return total size. Be
10600 prepared for nested constructors initializing bitfields.
10601 (output_constant): Feed OUTER in calls to output_constructor.
10603 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10605 * calls.c (emit_library_call_value_1): Don't force_operand for move
10608 2009-06-01 Nick Clifton <nickc@redhat.com>
10610 * doc/invoke.texi (IA-64 Options): Fix typo.
10612 2009-06-01 Ira Rosen <irar@il.ibm.com>
10614 PR tree-optimization/39129
10615 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10617 (vect_do_peeling_for_loop_bound): Use
10618 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10619 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10620 (vect_loop_versioning): Likewise.
10621 (vect_create_cond_for_alias_checks): Fix indentation.
10622 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10624 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10625 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10626 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10627 "control flow in loop".
10628 (vect_estimate_min_profitable_iters): Use
10629 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10630 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10631 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10632 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10633 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10634 statement belongs to a group of strided accesses with the exact code
10636 (vectorizable_load): Likewise.
10637 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10638 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10640 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10642 * config/freebsd-stdint.h: New file.
10643 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10644 Add freebsd-stdint.h to tm_file.
10646 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10648 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10649 (thumb2_extendhidi2): Likewise.
10651 2009-05-31 Ian Lance Taylor <iant@google.com>
10653 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10655 2009-05-31 Ian Lance Taylor <iant@google.com>
10657 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10658 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10659 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10661 2009-05-31 Jason Merrill <jason@redhat.com>
10663 * tree-pretty-print.c (print_call_name): Take the callee, not the
10664 call itself. Make non-static. Use dump_function_name for functions.
10665 (dump_generic_node): Adjust.
10666 * diagnostic.h: Declare print_call_name.
10667 * gimple-pretty-print.c (dump_gimple_call): Use it.
10669 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10671 * config/sh/sh.md (ashldi3_std): New define_expand.
10674 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10677 * config/sh/sh.c: Include debug.h.
10678 (sh_expand_epilogue): Emit a blockage insn before the frame
10679 pointer adjustment also when dwarf2out_do_frame returns true.
10681 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10683 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10684 (thumb2_extendqidi2): New pattern.
10686 2009-05-31 Ira Rosen <irar@il.ibm.com>
10688 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10689 mark phis for renaming.
10690 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10691 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10692 Call mark_sym_for_renaming.
10693 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10694 * tree-vect-loop.c (vect_transform_loop): Remove
10695 vect_memsyms_to_rename initialization and a call to
10696 mark_set_for_renaming.
10698 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10700 PR middle-end/40304
10701 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10702 frame related even if !set_cfa && style < 0.
10704 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10706 * config/i386/mingw-tls.c: New file.
10707 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10708 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10709 defining _WIN32 but not __CYGWIN__.
10711 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10713 * configure.ac: Add MPC support.
10715 * config.in, configure: Regenerate.
10717 2009-05-29 Richard Henderson <rth@redhat.com>
10719 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10720 NOTE_INSN_BASIC_BLOCK.
10721 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10722 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10723 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10725 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10727 (add_cfi): Disable check redefining cfa away from drap.
10728 (lookup_cfa_1): Add remember argument; handle remember/restore.
10729 (lookup_cfa): Pass remember argument.
10730 (cfa_remember): New.
10731 (compute_barrier_args_size_1): Remove sibcall check.
10732 (dwarf2out_frame_debug_def_cfa): New.
10733 (dwarf2out_frame_debug_adjust_cfa): New.
10734 (dwarf2out_frame_debug_cfa_offset): New.
10735 (dwarf2out_frame_debug_cfa_register): New.
10736 (dwarf2out_frame_debug_cfa_restore): New.
10737 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10738 (dwarf2out_begin_epilogue): New.
10739 (dwarf2out_frame_debug_restore_state): New.
10740 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10741 DW_CFA_restore_state.
10742 (output_cfi_directive): Likewise.
10743 (convert_cfa_to_fb_loc_list): Likewise.
10744 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10745 * dwarf2out.h: Update.
10746 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10747 (copy_insn_1): Early out for null.
10748 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10749 and dwarf2out_frame_debug_restore_state.
10750 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10751 (prologue_insn_hash, epilogue_insn_hash): New.
10752 (free_after_compilation): Adjust freeing accordingly.
10753 (record_insns): Create hash table if needed; push insns into
10754 hash instead of array.
10755 (maybe_copy_epilogue_insn): New.
10756 (contains): Search hash table instead of array.
10757 (sibcall_epilogue_contains): Remove.
10758 (thread_prologue_and_epilogue_insns): Split eh_return insns
10759 and mark them as epilogues.
10760 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10761 scanning in terms of basic blocks.
10762 * insn-notes.def (CFA_RESTORE_STATE): New.
10763 * jump.c (returnjump_p_1): Accept EH_RETURN.
10764 (eh_returnjump_p_1, eh_returnjump_p): New.
10765 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10766 CFA_REGISTER, CFA_RESTORE): New.
10767 * rtl.def (EH_RETURN): New.
10768 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10770 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10771 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10773 * config/i386/i386.c (gen_push): Update cfa state.
10774 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10775 add a CFA_ADJUST_CFA note.
10776 (ix86_dwarf_handle_frame_unspec): Remove.
10777 (ix86_expand_prologue): Update cfa state.
10778 (ix86_emit_restore_reg_using_pop): New.
10779 (ix86_emit_restore_regs_using_pop): New.
10780 (ix86_emit_leave): New.
10781 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10782 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10783 * config/i386/i386.h (struct machine_cfa_state): New.
10784 (ix86_cfa_state): New.
10785 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10786 (eh_return_internal): Merge from eh_return_<mode>,
10787 use eh_return rtx, split w/ epilogue.
10789 2009-05-29 Ian Lance Taylor <iant@google.com>
10791 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10793 * calls.c (emit_library_call_value_1): Likewise.
10795 * c-typeck.c (c_build_va_arg): New function.
10796 * c-tree.h (c_build_va_arg): Declare.
10797 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10798 instead of build_va_arg.
10800 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10802 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10803 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10804 (ptr_difference_cost): Use affine combinations to compute it.
10805 (difference_cost): Likewise.
10806 (get_computation_cost_at): Compute more accurate cost for addresses
10807 if the ratio is a multiplier allowed in addresses.
10808 For non-addresses, consider that an additional offset or symbol is
10811 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10813 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10814 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10816 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10817 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10818 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10820 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10821 to 1 for TYPE_SSE{IADD1,CVT1}.
10822 (prefix_vex_imm8): Removed.
10823 (length_vex): Only pass 1 as second argument to
10824 ix86_attr_length_vex_default if prefix_extra is 0.
10825 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10826 (length): For prefix vex computation use length_immediate
10827 attribute instead of prefix_vex_imm8.
10828 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10829 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10830 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10831 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10832 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10833 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10834 a space in between the operands.
10835 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10836 if one operand is 0xff and the other one si, di, bp or sp.
10837 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10838 other one si, di, bp or sp.
10839 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10840 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10841 type and mode attributes.
10842 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10843 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10844 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10845 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10846 prefix_data16 attribute iff MODE_DF.
10847 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10848 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10849 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10850 constm128_operand in length_immediate computation.
10851 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10852 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10853 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10854 length_immediate attribute to 1.
10855 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10856 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10857 for certain alternatives.
10858 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10859 prefix_data16 attribute if MODE_V1DF.
10860 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10861 length_immediate to 1.
10862 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10863 length_address to 4, set mode attribute to MODE_DI.
10864 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10865 (fxam<mode>2_i387): Set length attribute to 4.
10866 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10867 *prefetch_3dnow_rex): Override length_address attribute.
10868 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10870 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10871 (constm128_operand): Removed.
10872 * config/i386/i386.c (memory_address_length): For
10873 disp && !index && !base in 64-bit mode account for SIB byte if
10874 print_operand_address can't optimize disp32 into disp32(%rip)
10875 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10876 for fs: or gs: segment.
10877 (ix86_attr_length_immediate_default): When checking if shortform
10878 is possible, truncate immediate to the length of the non-shortened
10880 (ix86_attr_length_address_default): Ignore MEM_P operands
10882 (ix86_attr_length_vex_default): Only check for DImode on
10883 GENERAL_REG_P operands.
10884 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10885 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10886 (sse_cvttps2pi): Clear prefix_rep attribute.
10887 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10889 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10890 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10891 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10892 iff operand 2 is const_int_operand.
10893 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10894 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10895 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10897 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10899 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10900 prefix_data16 attribute for movlpd and movhpd instructions.
10901 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10902 length_immediate for shufpd instruction.
10903 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10904 (avx_cmpp<avxmodesuffixf2c><mode>3,
10905 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10906 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10907 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10908 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10909 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10910 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10911 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10912 prefix_data16 attribute for the first alternative to 1.
10913 (*avx_loadlps): Override length_immediate for the first alternative.
10914 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10915 attributes for second alternative.
10916 (*vec_concatv2sf_sse4_1): Override length_immediate and
10917 prefix_data16 attributes for second alternative.
10918 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10919 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10920 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10921 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10922 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10923 prefix_data16 and length_immediate to 1.
10924 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10926 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10927 prefix_extra attribute for variants that don't have 0f prefix alone.
10928 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10929 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10930 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10931 *sse4_1_pextrd): Set length_immediate to 1.
10932 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10933 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10935 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10936 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10937 length_immediate to 1 for second alternative.
10938 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10939 prefix_extra and length_immediate attributes for the first
10941 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10943 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10944 to 1 for the first and third alternative.
10945 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10947 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10949 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10951 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10952 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10953 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10954 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10955 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10956 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10957 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10958 ssse3_psign<mode>3): Override prefix_rex attribute.
10959 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10960 (ssse3_palignrti): Override length_immediate to 1.
10961 (ssse3_palignrdi): Override length_immediate to 1, override
10962 prefix_rex attribute.
10963 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10964 (sse4a_extrqi): Override length_immediate to 2.
10965 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10966 (sse4a_insertq): Override prefix_data16 to 0.
10967 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10968 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10969 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10970 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10971 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10972 and length_immediate to 1.
10973 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10974 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10975 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10976 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10977 and length_immediate to 1.
10978 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10979 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10980 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10981 avx_ptest256): Override prefix_extra to 1.
10982 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10983 Override prefix_data16 and length_immediate to 1.
10984 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10985 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10986 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10987 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10988 prefix_data16 to 0 and prefix_extra to 2.
10989 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10990 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10992 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10993 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10994 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10995 and prefix_extra to 2.
10996 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10997 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10998 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10999 avx_vpermilvar<mode>3,
11000 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11001 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11002 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11003 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11004 Override prefix_extra to 1.
11005 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11006 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11007 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11008 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11009 prefix_extra and length_immediate to 1.
11010 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11012 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11013 to 1 for the first alternative.
11014 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11015 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11017 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11018 *movv2sf_internal_avx, *movv2sf_internal): Override
11019 prefix_rep attribute for certain alternatives.
11020 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11021 attributes for certain alternatives.
11022 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11023 attributes for certain alternatives.
11024 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11025 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11026 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11027 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11028 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11029 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11030 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11031 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11032 length_immediate to 1 if operand 2 is const_int_operand.
11033 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11034 *vec_extractv2si_1): Set length_immediate attribute to 1.
11035 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11036 using old 3DNOW insn rather than SSE/3DNOW_A.
11037 (mmx_emms, mmx_femms): Clear modrm attribute.
11039 2009-05-29 Martin Jambor <mjambor@suse.cz>
11041 * tree-sra.c: New implementation of SRA.
11043 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11044 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11045 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11046 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11047 (SRA_MAX_STRUCTURE_COUNT): Removed.
11048 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11049 * doc/invoke.texi (sra-max-structure-size): Removed.
11050 (sra-field-structure-ratio): Removed.
11052 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11054 PR middle-end/40291
11055 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11058 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11060 PR rtl-optimization/40101
11061 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11062 seqno. Adjust comment.
11063 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11064 inserting bookkeeping before a jump, the jump is not scheduled.
11065 When no positive seqno found, provide a value. Add comment.
11067 2009-05-29 Richard Guenther <rguenther@suse.de>
11069 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11070 short-cutting on the first component.
11072 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11074 PR middle-end/39958
11075 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11076 for trees other than decls/types.
11078 2009-05-29 Richard Guenther <rguenther@suse.de>
11080 * tree-ssa-operands.c (get_expr_operands): Do not handle
11081 INDIRECT_REFs in the handled-component case. Remove
11082 unused get_ref_base_and_extent case.
11083 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11084 tree_low_cst and host_integerp where possible.
11085 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11086 codes for equivalence.
11087 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11089 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11091 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11092 to tmake_file for i[34567]86-*-cygwin*.
11094 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11097 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11098 (altivec_categorize_keyword, init_vector_keywords,
11099 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11102 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11104 * tree.c (handle_dll_attribute): Check if node is
11105 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11107 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11109 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11111 (thumb2_zero_extendqidi2): Likewise.
11113 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11115 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11116 instead of gen_movrt.
11117 * config/sh/sh.md (movrt): Remove.
11119 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11121 * doc/invoke.texi (IA-64 Options):
11122 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11123 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11124 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11125 -msched-prefer-non-control-spec-insns,
11126 -msched-stop-bits-after-every-cycle,
11127 -msched-count-spec-in-critical-path,
11128 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11129 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11130 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11131 and -msched-spec-verbose.
11133 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11135 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11136 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11138 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11140 2009-05-28 Richard Guenther <rguenther@suse.de>
11142 * tree-ssa-alias.c (ao_ref_init): New function.
11143 (ao_ref_base): Likewise.
11144 (ao_ref_base_alias_set): Likewise.
11145 (ao_ref_alias_set): Likewise.
11146 (refs_may_alias_p_1): Change signature.
11147 (refs_may_alias_p): Adjust.
11148 (refs_anti_dependent_p): Likewise.
11149 (refs_output_dependent_p): Likewise.
11150 (call_may_clobber_ref_p_1): Change signature.
11151 (call_may_clobber_ref_p): Adjust.
11152 (stmt_may_clobber_ref_p_1): New function split out from ...
11153 (stmt_may_clobber_ref_p): ... here.
11154 (maybe_skip_until): Adjust signature.
11155 (get_continuation_for_phi): Likewise.
11156 (walk_non_aliased_vuses): Likewise.
11157 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
11158 (ao_ref_init): Declare.
11159 (ao_ref_base): Likewise.
11160 (ao_ref_alias_set): Likewise.
11161 (stmt_may_clobber_ref_p_1): Likewise.
11162 (walk_non_aliased_vuses): Adjust.
11163 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
11164 (get_ref_from_reference_ops): remove.
11165 (vn_reference_lookup_2): Adjust signature.
11166 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
11167 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
11168 (vn_reference_lookup): Adjust.
11169 (vn_reference_insert): Likewise.
11170 (vn_reference_insert_pieces): Adjust signature.
11171 (visit_reference_op_call): Adjust.
11172 * tree-ssa-pre.c (get_expr_type): Simplify.
11173 (phi_translate_1): Adjust.
11174 (compute_avail): Likewise.
11175 (translate_vuse_through_block): Do not re-build trees.
11176 (value_dies_in_block_x): Likewise.
11177 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11179 (vn_reference_lookup_pieces): Adjust declaration.
11180 (vn_reference_insert_pieces): Likewise.
11182 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11184 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11185 with checking disabled.
11187 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11191 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11192 macro definition for support of three-operand format aligned
11193 .comm directive in assembler on cygwin/pe/mingw target OS.
11194 * configure: Regenerate.
11195 * config.h: Regenerate.
11197 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11198 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11199 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11201 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11202 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11204 2009-05-28 Ira Rosen <irar@il.ibm.com>
11206 PR tree-optimization/40254
11207 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11208 in analysis of basic blocks.
11210 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11212 PR middle-end/33699
11213 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11214 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11215 (TARGET_INITIALIZER): Use it.
11216 * cse.c (CHEAPER): Move it up to the other macros.
11217 (insert): Rename this ...
11218 (insert_with_costs): ... to this. Add cost parameters. Update
11220 (insert): New function. Call insert_with_costs.
11221 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11222 find_reg_offset_for_const, try_const_anchors): New functions.
11223 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11224 when using a const-anchor. Call insert_const_anchors.
11225 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11226 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11228 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11230 * tree-inline.c (remap_decls): Enable nonlocalized variables
11231 when not optimizing.
11233 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11235 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11236 Simplify other tests involving optimize.
11238 2009-05-27 Tom Tromey <tromey@redhat.com>
11240 * unwind-dw2.c (_Unwind_DebugHook): New function.
11241 (uw_install_context): Call _Unwind_DebugHook.
11243 2009-05-27 Tom Tromey <tromey@redhat.com>
11245 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11247 2009-05-27 Ian Lance Taylor <iant@google.com>
11249 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11250 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11251 (ALL_LINKERFLAGS): Define.
11252 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11253 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11254 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11255 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11256 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11257 $(LINKER_FOR_BUILD).
11258 (build/gcov-iov$(build_exeext)): Likewise.
11260 2009-05-27 Julian Brown <julian@codesourcery.com>
11262 * gcse.c (target.h): Include.
11263 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11264 copy of argument to a pseudo register.
11266 2009-05-27 Diego Novillo <dnovillo@google.com>
11268 * tree-ssa-live.c (dump_scope_block): Document arguments.
11269 (dump_scope_blocks): Document.
11270 (debug_scope_blocks): New.
11271 * tree-flow.h (debug_scope_blocks): Declare.
11273 2009-05-21 Denis Chertykov <denisc@overta.ru>
11275 * doc/contrib.texi (Contributors): Add myself to the list.
11277 2009-05-27 Olivier Hainque <hainque@adacore.com>
11279 * expr.c (target_align): New function. Alignment the TARGET of an
11280 assignment may be assume to have.
11281 (highest_pow2_factor_for_target): Use it instead of relying on
11282 immediate tree attributes of TARGET, not necessarily honored when
11283 intermediate bitfields are involved.
11285 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11288 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11289 AVX, SSE4, AES, PCLMUL and POPCNT.
11291 2009-05-27 Diego Novillo <dnovillo@google.com>
11293 * tree-pretty-print.c (dump_location): New.
11294 (dump_generic_node): Call it.
11295 Factor code to handle BLOCK nodes ...
11296 (dump_block_node): ... here.
11298 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11300 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11302 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11304 * gcc-plugin.h: Include config.h and system.h.
11305 (IN_GCC): Define if not defined.
11307 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11309 PR middle-end/40249
11310 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11313 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11315 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11317 * config/m32r/m32r.h: Ditto.
11318 * config/m32r/m32r.md: Ditto.
11319 * config/m32r/predicates.md: Ditto.
11321 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11323 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11325 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11328 (Loading plugins): typo.
11329 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11330 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11331 (Interacting with the GCC Garbage Collector): Added new section.
11332 (Giving information about a plugin): Added new section for
11334 * ggc.h (ggc_register_root_tab): Added declaration.
11335 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11336 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11337 (register_callback): Improved comment in declaration.
11338 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11339 (extra_root_vec) Added static variable for dynamic roots registration.
11340 (ggc_register_root_tab) Added new routine.
11341 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11342 PLUGIN_GGC_MARKING event.
11343 * ggc-zone.c: Include plugin.h.
11344 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11345 * ggc-page.c: Include plugin.h.
11346 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11347 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11348 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11349 (register_callback): check lack of callbacks for
11350 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11351 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11352 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11353 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11354 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11355 dependency on plugin.h.
11356 (plugin.o): Added dependency on ggc.h...
11358 2009-05-26 Richard Guenther <rguenther@suse.de>
11360 PR middle-end/40248
11362 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11363 with mismatched comparison modes.
11365 * expr.c (expand_expr_real_1): Expand the operand of a
11366 VIEW_CONVERT_EXPR in its natural mode.
11368 2009-05-26 Ian Lance Taylor <iant@google.com>
11370 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11371 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11372 (ALL_COMPILERFLAGS): Define.
11373 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11374 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11375 (collect2$(exeext), collect2.o): Likewise.
11376 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11377 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11378 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11379 (libbackend.o, intl.o, cppdefault.o): Likewise.
11380 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11381 (build/%.o): Use $(COMPILER_FOR_BUILD).
11382 (build/gen%$(build_exeext)): Likewise.
11383 (build/gcov-iov$(build_exeext)): LIkewise.
11384 * config/t-darwin (darwin.o): Use $(COMPILER).
11385 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11386 * config/t-sol2 (sol2-c.o): Likewise.
11387 (sol2.o): Likewise.
11388 * config/t-vxworks (vxworks.o): Likewise.
11389 * config/x-darwin (host-darwin.o): Likewise.
11390 * config/x-hpux (host-hpux.o): Likewise.
11391 * config/x-linux (host-linux.o): Likewise.
11392 * config/x-solaris (host-solaris.o): Likewise.
11393 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11394 * config/arm/t-arm (arm-c.o): Likewise.
11395 * config/arm/t-pe (pe.o): Likewise.
11396 * config/arm/t-wince-pe (pe.o): Likewise.
11397 * config/i386/t-cygming (winnt.o): Likewise.
11398 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11399 * config/i386/t-cygwin (cygwin1.o): Likewise.
11400 (cygwin2.o): Likewise.
11401 * config/i386/t-i386 (i386-c.o): Likewise.
11402 * config/i386/t-interix (winnt.o): Likewise.
11403 * config/i386/t-netware (netware.o): Likewise.
11404 * config/i386/t-nwld (nwld.o): Likewise.
11405 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11406 * config/i386/x-i386 (driver-i386.o): Likewise.
11407 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11408 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11409 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11410 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11411 * config/mips/x-native (driver-native.o): Likewise.
11412 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11413 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11414 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11415 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11416 * config/score/t-score-elf (score7.o): Likewise.
11417 (score3.o): Likewise.
11418 * config/sh/t-sh (sh-c.o): Likewise.
11419 * config/sh/t-symbian (sh-c.o): Likewise.
11420 (symbian.o): Likewise.
11421 * config/spu/t-spu-elf (spu-c.o): Likewise.
11422 * config/v850/t-v850 (v850-c.o): Likewise.
11423 * config/v850/t-v850e (v850-c.o): Likewise.
11425 2009-05-26 Richard Guenther <rguenther@suse.de>
11427 PR tree-optimization/40122
11428 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11429 VECTOR_CSTs if possible.
11430 (fold_gimple_assign): Likewise.
11432 2009-05-26 Richard Guenther <rguenther@suse.de>
11434 PR middle-end/40252
11435 * fold-const.c (fold_binary): Use the correct types for building
11438 2009-05-26 Richard Guenther <rguenther@suse.de>
11440 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11441 redundant calls to merge_alias_info.
11442 (bump_vector_ptr): Likewise.
11443 * tree-ssa-copy.c (merge_alias_info): Remove.
11444 (replace_exp_1): Remove call to merge_alias_info.
11445 (propagate_tree_value): Likewise.
11446 (fini_copy_prop): Propagate points-to info.
11447 * tree-flow.h (merge_alias_info): Remove.
11449 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11451 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11453 2009-05-25 Jan Hubicka <jh@suse.cz>
11455 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11456 * cgraph.h (struct inline_summary): New filed self_wize,
11457 size_inlining_benefit, self_time and time_inlining_benefit.
11458 (struct cgraph_global_info): Replace insns by time ans size fields.
11459 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11460 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11461 (ipcp_update_callgraph): Do not touch function bodies.
11462 * ipa-inline.c: Include except.h
11463 (MAX_TIME): New constant.
11464 (overall_insns): Remove.
11465 (leaf_node_p): New.
11466 (overall_size, max_benefit): New static variables.
11467 (cgraph_estimate_time_after_inlining): New function.
11468 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11469 (cgraph_clone_inlined_nodes): Update size.
11470 (cgraph_mark_inline_edge): Update size.
11471 (cgraph_estimate_growth): Use size info.
11472 (cgraph_check_inline_limits): Check size.
11473 (cgraph_default_inline_p): Likewise.
11474 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11475 (cgraph_decide_recursive_inlining): Check size.
11476 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11478 (cgraph_decide_inlining): Likewise.
11479 (cgraph_decide_inlining_incrementally): Likewise; honor
11480 PARAM_EARLY_INLINING_INSNS.
11481 (likely_eliminated_by_inlining_p): New predicate.
11482 (estimate_function_body_sizes): New function.
11483 (compute_inline_parameters): Use it.
11484 * except.c (must_not_throw_labels): New function.
11485 * except.h (must_not_throw_labels): Declare.
11486 * tree-inline.c (init_inline_once): Kill inlining_weigths
11487 * tree-ssa-structalias.c: Avoid uninitialized warning.
11488 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11489 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11490 (PARAM_INLINE_CALL_COST): Remove.
11491 (PARAM_EARLY_INLINING_INSNS): New.
11493 2009-05-25 Richard Guenther <rguenther@suse.de>
11495 PR tree-optimization/36327
11496 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11497 callback for reference translation or lookup at the point of may-defs.
11498 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11499 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11500 for union COMPONENT_REFs.
11501 (vn_reference_lookup_3): New callback. Lookup from memset
11502 and CONSTRUCTOR assignment, translate through struct copies.
11503 (vn_reference_lookup_pieces): Make sure to not free the
11504 passed operands array. Adjust walk_non_aliased_vuses call.
11505 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11506 make sure we do not leak memory.
11508 2009-05-25 Richard Guenther <rguenther@suse.de>
11510 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11511 * tree-inline.c (expand_call_inline): Reset the escaped and
11512 callused solutions.
11513 * tree-ssa-structalias.c (pass_build_ealias): New.
11514 * tree-pass.h (pass_build_ealias): Declare.
11515 * passes.c (init_optimization_passes): Add PTA during
11516 early optimizations.
11517 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11518 and CALLUSED solutions.
11519 (dump_points_to_solution): New function, split out from ...
11520 (dump_points_to_info_for): ... here.
11521 * tree-parloops.c (parallelize_loops): Reset the escaped and
11522 callused solutions.
11524 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11527 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11528 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11530 2009-05-25 Ira Rosen <irar@il.ibm.com>
11532 PR tree-optimization/40238
11533 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11534 statements after basic block's labels.
11535 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11536 to free the allocated memory.
11538 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11540 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11541 return address with a USE.
11543 2009-05-24 Richard Guenther <rguenther@suse.de>
11545 PR middle-end/40233
11546 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11547 array type from the main variant of the inner type.
11549 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11551 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11552 definition to bool (from int) to un-break build.
11553 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11555 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11557 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11558 discard_stmt_changes): Delete.
11559 * tree-ssa-operands.c (scb_stack): Delete.
11560 (init_ssa_operands): Do not initialize it.
11561 (fini_ssa_operands): Do not free it.
11562 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11564 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11565 update_stmt, remove the others. Fix comments.
11566 * tree-dfa.c (optimize_stack_restore): Likewise.
11567 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11568 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11569 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11570 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11572 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11573 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11574 (dom_opt_finalize_block): Likewise, adjusting access to
11576 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11577 (stmts_to_rescan): Change item type to gimple.
11578 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11580 2009-05-24 Ira Rosen <irar@il.ibm.com>
11582 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11583 * tree-pass.h (pass_slp_vectorize): New pass.
11584 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11585 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11586 * tree-vectorizer.c (timevar.h): Include.
11587 (user_vect_verbosity_level): Declare.
11588 (vect_location): Fix comment.
11589 (vect_set_verbosity_level): Update user_vect_verbosity_level
11590 instead of vect_verbosity_level.
11591 (vect_set_dump_settings): Add an argument. Ignore user defined
11592 verbosity if dump flags require higher level of verbosity. Print to
11593 stderr only for loop vectorization.
11594 (vectorize_loops): Update call to vect_set_dump_settings.
11595 (execute_vect_slp): New function.
11596 (gate_vect_slp): Likewise.
11597 (struct gimple_opt_pass pass_slp_vectorize): New.
11598 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11599 access its members.
11600 (vec_info_for_bb): New function.
11601 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11602 (VECTORIZATION_ENABLED): New macro.
11603 (SLP_ENABLED, SLP_DISABLED): Likewise.
11604 (vect_is_simple_use): Add bb_vec_info argument.
11605 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11606 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11607 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11608 vect_schedule_slp, vect_analyze_slp): Likewise.
11609 (vect_analyze_stmt): Add slp_tree argument.
11610 (find_bb_location): Declare.
11611 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11612 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11613 (vect_analyze_loop_operations, vect_analyze_loop,
11614 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11615 vect_finalize_reduction, vectorizable_reduction,
11616 vectorizable_live_operation, vect_transform_loop): Likewise.
11617 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11618 skip evolution analysis if analyzing a basic block.
11619 (dr_analyze_indices): Likewise.
11620 (initialize_data_dependence_relation): Skip the test whether the
11621 object is invariant for basic blocks.
11622 (compute_all_dependences): Skip dependence analysis for data
11623 references in basic blocks.
11624 (find_data_references_in_stmt): Don't fail in case of invariant
11625 access in basic block.
11626 (find_data_references_in_bb): New function.
11627 (find_data_references_in_loop): Move code to
11628 find_data_references_in_bb and add a call to it.
11629 (compute_data_dependences_for_bb): New function.
11630 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11631 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11633 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11634 unknown dependence in basic block and fail in case of dependence in
11636 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11637 dependence instances from either loop or basic block vectorization
11639 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11640 before calling nested_in_vect_loop_p.
11641 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11642 dependence instances from either loop or basic block vectorization
11644 (vect_verify_datarefs_alignment): Likewise.
11645 (vect_enhance_data_refs_alignment): Adjust function calls.
11646 (vect_analyze_data_refs_alignment): Likewise.
11647 (vect_analyze_group_access): Fix printing. Skip different checks if
11648 DR_STEP is 0. Keep strided stores either in loop or basic block
11649 vectorization data structure. Fix indentation.
11650 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11652 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11653 dependence instances from either loop or basic block vectorization
11655 (vect_analyze_data_refs): Update comment. Call
11656 compute_data_dependences_for_bb to analyze basic blocks.
11657 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11658 case of loop vectorization. In case of basic block vectorization use
11659 data-ref itself as a base.
11660 (vect_create_data_ref_ptr): In case of basic block vectorization:
11661 don't advance the pointer, add new statements before the current
11662 statement. Adjust function calls.
11663 (vect_supportable_dr_alignment): Support only aligned accesses in
11664 basic block vectorization.
11665 * common.opt (ftree-slp-vectorize): New flag.
11666 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11667 (vect_pattern_recog_1): Likewise.
11668 * tree-vect-stmts.c (process_use): Likewise.
11669 (vect_init_vector): Add new statements in the beginning of the basic
11670 block in case of basic block SLP.
11671 (vect_get_vec_def_for_operand): Adjust function calls.
11672 (vect_finish_stmt_generation): Likewise.
11673 (vectorizable_call): Add assert that it is loop vectorization, adjust
11675 (vectorizable_conversion, vectorizable_assignment): Likewise.
11676 (vectorizable_operation): In case of basic block SLP, take
11677 vectorization factor from statement's type and skip the relevance
11678 check. Adjust function calls.
11679 (vectorizable_type_demotion): Add assert that it is loop
11680 vectorization, adjust function calls.
11681 (vectorizable_type_promotion): Likewise.
11682 (vectorizable_store): Check for outer loop only in case of loop
11683 vectorization. Adjust function calls. For basic blocks, skip the
11684 relevance check and don't advance pointers.
11685 (vectorizable_load): Likewise.
11686 (vectorizable_condition): Add assert that it is loop vectorization,
11687 adjust function calls.
11688 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11689 that it is not reduction, get vector type, call only supported
11690 functions, skip loop specific parts.
11691 (vect_transform_stmt): Check for outer loop only in case of loop
11693 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11694 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11695 for external definition.
11696 * passes.c (pass_slp_vectorize): New pass.
11697 * tree-vect-slp.c (find_bb_location): New function.
11698 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11699 check for patterns only in loops.
11700 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11701 case of multiple types in basic block SLP.
11702 (vect_mark_slp_stmts_relevant): New function.
11703 (vect_supported_load_permutation_p): Fix comment.
11704 (vect_analyze_slp_instance): Add argument. In case of basic block
11705 SLP, take vectorization factor from statement's type, check that
11706 unrolling factor is 1. Adjust function call. Save SLP instance in
11707 either loop or basic block vectorization structure. Return FALSE,
11709 (vect_analyze_slp): Add argument. Get strided stores groups from
11710 either loop or basic block vectorization structure. Return FALSE
11711 if basic block SLP failed.
11712 (new_bb_vec_info): New function.
11713 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11714 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11715 (vect_schedule_slp): Add argument. Get SLP instances from either
11716 loop or basic block vectorization structure. Set vectorization factor
11717 to be 1 for basic block SLP.
11718 (vect_slp_transform_bb): New function.
11719 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11721 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11723 * final.c (shorten_branches): Do not align labels for jump tables.
11724 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11726 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11728 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11729 Remove outdated reference to flow.c and fix nits.
11730 * doc/gccint.texi: Tweak RTL description.
11731 * doc/rtl.texi: Likewise.
11733 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11735 * config/avr/avr.c: Change my email address.
11736 * config/avr/avr.h: Likewise.
11737 * config/avr/avr.md: Likewise.
11738 * config/avr/avr-protos.h: Likewise.
11739 * config/avr/libgcc.S: Likewise.
11741 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11743 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11744 (spu_split_load, spu_split_store): Change return type to int.
11745 (spu_split_convert): Declare.
11746 * config/spu/predicates.md (spu_mem_operand): Remove.
11747 (spu_mov_operand): Update.
11748 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11749 * config/spu/spu.c (regno_aligned_for_load): Remove.
11750 (reg_aligned_for_addr, spu_expand_load): Define.
11751 (spu_expand_extv): Reimplement and handle MEM.
11752 (spu_expand_insv): Handle MEM.
11753 (spu_sched_reorder): Handle insn's with length 0.
11754 (spu_legitimate_address_p): Reimplement.
11755 (store_with_one_insn_p): Return TRUE for any mode with size
11756 larger than 16 bytes.
11757 (address_needs_split): Define.
11758 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11760 (spu_convert_move): Define.
11761 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11762 (spu_split_store): Change all MEM's to TImode.
11763 (spu_init_expanders): Preallocate registers that correspond to
11764 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11766 (spu_split_convert): Define.
11767 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11768 (_move<mode>, _movdi, _movti): Update predicate and condition.
11769 (load, store): Change to define_split.
11770 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11772 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11773 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11774 define_insn_and_split of lshr<mode>3.
11775 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11776 (<v>ashr<mode>3_imm): Define.
11777 (extv, extzv, insv): Allow MEM operands.
11778 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11779 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11780 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11781 (_spu_convert2): Change to define_insn_and_split and remove the
11782 corresponding define_peephole2.
11783 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11784 Change predicates to memory_operand.
11786 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11788 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11790 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11792 PR tree-optimization/40219
11793 * tree.c (iterative_hash_expr): Make sure the builtin function is
11794 a normal builtin function and not a front end or back end builtin
11795 before indexing into the built_in_decls array.
11797 2009-05-22 Richard Guenther <rguenther@suse.de>
11799 PR middle-end/38964
11800 * alias.c (write_dependence_p): Do not use TBAA for answering
11801 anti-dependence or output-dependence.
11802 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11803 (emit_pointer_definition): Remove.
11804 (emit_alias_warning): Likewise.
11805 (find_what_var_points_to): Remove TBAA pruning code.
11806 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11808 (compute_points_to_sets): Remove code computing the set of
11809 dereferenced pointers.
11810 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11811 oracle for querying anti and output dependencies.
11812 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11813 if TBAA may be applied.
11814 (refs_anti_dependent_p): New function.
11815 (refs_output_dependent_p): Likewise.
11816 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11817 (refs_output_dependent_p): Likewise.
11818 * doc/tree-ssa.texi (Memory model): New section.
11819 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11820 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11821 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11822 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11823 * expr.c (expand_expr_real_1): Likewise.
11824 * gimple-low.c (lower_stmt): Likewise.
11825 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11826 (dump_gimple_cdt): Remove.
11827 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11828 (gimple_size): Likewise.
11829 (walk_gimple_op): Likewise.
11830 (is_gimple_stmt): Likewise.
11831 (walk_stmt_load_store_addr_ops): Likewise.
11832 (gimple_build_cdt): Remove.
11833 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11834 * gimple.h (gimple_cdt_new_type): Remove.
11835 (gimple_cdt_new_type_ptr): Likewise.
11836 (gimple_cdt_set_new_type): Likewise.
11837 (gimple_cdt_location): Likewise.
11838 (gimple_cdt_location_ptr): Likewise.
11839 (gimple_cdt_set_location): Likewise.
11840 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11841 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11842 GIMPLE_CHANGE_DYNAMIC_TYPE.
11843 (verify_types_in_gimple_stmt): Likewise.
11844 * tree-inline.c (estimate_num_insns): Likewise.
11845 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11846 (copy_decl_to_var): Likewise.
11847 (copy_result_decl_to_var): Likewise.
11848 * tree-pretty-print.c (dump_generic_node): Do not handle
11849 CHANGE_DYNAMIC_TYPE_EXPR.
11850 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11851 * tree-ssa-operands.c (get_expr_operands): Likewise.
11852 * tree-ssa-structalias.c (struct variable_info): Remove
11853 no_tbaa_pruning member.
11854 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11855 (unify_nodes): Do not copy it.
11856 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11857 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11858 (set_uids_in_ptset): Do not check it.
11859 (find_what_var_points_to): Likewise.
11860 (compute_tbaa_pruning): Remove.
11861 (compute_points_to_sets): Do not call it.
11862 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11863 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11864 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11865 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11866 (DECL_NO_TBAA_P): Likewise.
11867 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11868 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11869 (expand_omp_atomic_pipeline): Do not set it.
11870 * print-tree.c (print_node): Do not dump it.
11871 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11874 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11877 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11880 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11882 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11885 2009-05-22 Ben Elliston <bje@au.ibm.com>
11887 * Makefile.in (bversion.h, s-bversion): New targets.
11888 (TOPLEV_H): Add bversion.h.
11889 * toplev.h: Include "bversion.h".
11890 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11891 the __format__ attribute only if compiling with the same version
11892 of GCC as the sources (the "build version").
11894 2009-05-22 Ben Elliston <bje@au.ibm.com>
11896 * c-format.c (handle_format_attribute): Fix comment typo.
11898 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11901 * config/ia64/ia64.opt (mfused-madd): New.
11902 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11903 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11904 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11905 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11906 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11907 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11908 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11909 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11910 instruction if !TARGET_FUSED_MADD.
11911 (fpma, fpms): Remove colon from name.
11913 2009-05-22 Richard Guenther <rguenther@suse.de>
11915 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11916 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11917 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11919 (create_expression_by_pieces): Only convert if necessary.
11920 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11921 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11923 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11925 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11926 regular pattern from a template and rename it ...
11927 (*extzv_truncsi_exts): ... to this.
11929 2009-05-21 Richard Guenther <rguenther@suse.de>
11931 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11932 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11933 (cgraph_default_inline_p): Likewise.
11934 (cgraph_decide_inlining_incrementally): Likewise.
11936 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11937 Uros Bizjak <ubizjak@gmail.com>
11939 * config/i386/cpuid.h (bit_MOVBE): New.
11941 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11943 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11944 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11945 (ix86_handle_option): Handle OPT_mmovbe.
11946 (ix86_target_string): Add -mmovbe.
11947 (pta_flags): Add PTA_MOVBE.
11948 (processor_alias_table): Add PTA_MOVBE to "atom".
11949 (override_options): Handle PTA_MOVBE.
11951 * config/i386/i386.h (TARGET_MOVBE): New.
11953 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11954 (*bswapsi_movbe): New.
11955 (*bswapdi_movbe): Likewise.
11956 (bswapdi2): Renamed to ...
11957 (*bswapdi_1): This.
11958 (bswapdi2): New expander.
11960 * config/i386/i386.opt (mmovbe): New.
11962 * doc/invoke.texi: Document -mmovbe.
11964 2009-05-21 Taras Glek <tglek@mozilla.com>
11966 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11967 * gcc-plugin.h (plugin_init): Updated signature.
11968 * gcc-plugin.h (plugin_name_args): Moved to this header.
11969 * doc/plugins.texi (plugin_init): Updated documention to reflect
11971 * doc/plugins.texi (plugin_name_args): Added to documention.
11973 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11975 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11976 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11978 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11980 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11981 JUMP_TABLE_DATA_P predicates where applicable.
11982 * config/i386/predicates.md: Ditto.
11983 * config/i386/sse.md: Ditto.
11985 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11987 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11988 operand2 -128 override length_immediate attribute to 1.
11989 * config/i386/predicates.md (constm128_operand): New predicate.
11991 * config/i386/i386.c (memory_address_length): Handle %r12
11992 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11994 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11995 mode look through optional ZERO_EXTEND and SUBREG.
11996 * config/i386/i386.md (R12_REG): New define_constant.
11997 (prefix_data16): For sse unit set also for MODE_TI insns.
11998 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11999 insns set if operand 1 is ext_QIreg_operand.
12000 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12001 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12003 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12004 mode from MODE_DI to MODE_SI.
12005 (movdi_1_rex64): Override modrm and length_immediate attributes
12006 only for movabs (TYPE_IMOV, alternative 2).
12007 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12008 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12009 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12010 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12011 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12012 prefix_rex attribute if DImode.
12013 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12014 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12015 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12016 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12017 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12018 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12019 Likewise. For TYPE_IMOV clear length_immediate attribute.
12020 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12021 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12022 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12023 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12024 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12025 or one operand TYPE_ISHIFT.
12026 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12027 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12028 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12029 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12030 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12031 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12032 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12033 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12034 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12035 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12036 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12037 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12038 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12039 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12040 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12041 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12042 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12043 set mode attribute, don't override length attribute.
12044 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12046 (return_internal_long): Set length attribute to 2 instead of 1.
12047 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12048 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12049 prefix_rex attribute.
12050 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12052 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12054 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12056 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12058 2009-05-20 Ian Lance Taylor <iant@google.com>
12060 * tree.c (build_tree_list_vec_stat): New function.
12061 (ctor_to_vec): New function.
12062 (build_nt_call_vec): New function.
12063 (build_call_array): Change args to be a const pointer.
12064 (build_call_vec): New function.
12065 * tree.h (build_nt_call_vec): Declare.
12066 (build_tree_list_vec_stat): Declare.
12067 (build_tree_list_vec): Define.
12068 (build_call_array): Update declaration.
12069 (build_call_vec): Declare.
12070 (ctor_to_vec): Declare.
12071 * c-common.c (tree_vector_cache): New static variable.
12072 (make_tree_vector): New function.
12073 (release_tree_vector): New function.
12074 (make_tree_vector_single): New function.
12075 (make_tree_vector_copy): New function.
12076 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12077 (make_tree_vector_single, make_tree_vector_copy): Declare.
12078 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12079 (c_parser_expr_list): Don't manage cache here, instead call
12081 (c_parser_release_expr_list): Remove static function.
12082 (c_parser_vec_to_tree_list): Remove static function.
12083 (c_parser_attributes): Call build_tree_list_vec instead of
12084 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12085 c_parser_release_expr_list.
12086 (c_parser_postfix_expression_after_primary): Likewise.
12087 (c_parser_objc_keywordexpr): Likewise.
12089 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12091 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12092 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12093 TARGET_CONVERT_TO_TYPE.
12094 * hooks.c (hook_tree_const_tree_null): Define.
12095 * hooks.h (hook_tree_const_tree_null): Declare.
12096 * target.h (struct gcc_target): Add invalid_parameter_type,
12097 invalid_return_type, promoted_type, and convert_to_type fields.
12098 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12099 (TARGET_INVALID_RETURN_TYPE): Define.
12100 (TARGET_PROMOTED_TYPE): Define.
12101 (TARGET_CONVERT_TO_TYPE): Define.
12102 (TARGET_INITIALIZER): Update for new fields.
12103 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12104 (grokparms): Check targetm.invalid_parameter_type.
12105 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12106 * c-convert.c (convert): Check targetm.convert_to_type.
12108 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12110 * config/mips/mips.md (*extenddi_truncate<mode>,
12111 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12113 (*extendhi_truncateqi): New define_insn_and_sptit.
12115 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12117 PR middle-end/40204
12118 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12119 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12121 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12123 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12124 the operand of VIEW_CONVERT_EXPR.
12126 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12128 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12129 extended family and model for Intel processors. Support Intel Atom.
12131 2009-05-20 Olivier Hainque <hainque@adacore.com>
12133 * gstab.h (stab_code_type): Define, to be used instead of the
12134 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12136 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12137 occurrences by stab_code_type.
12138 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12140 2009-05-20 Martin Jambor <mjambor@suse.cz>
12142 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12143 (sra_insert_before): Likewise.
12144 (sra_insert_after): Likewise.
12145 (sra_init_cache): Likewise.
12146 (sra_type_can_be_decomposed_p): Likewise.
12147 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12148 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12149 (sra_insert_before): Likewise.
12150 (sra_insert_after): Likewise.
12151 (sra_init_cache): Likewise.
12152 (insert_edge_copies_seq): Made static and moved upwards.
12154 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
12157 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
12159 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
12160 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
12163 2009-05-20 Richard Guenther <rguenther@suse.de>
12165 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12166 with mismatched comparison modes.
12168 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12170 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
12171 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
12172 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
12173 with shifts for Thumb2.
12174 (orsi_notsi): New for orn.
12175 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
12176 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12177 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12178 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12179 Don't invert remainder for IOR.
12181 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12183 PR tree-optimization/40087
12184 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12185 number_of_iterations_ne): Rename never_infinite argument.
12186 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12187 number_of_iterations_le): Handle pointer-type ivs when
12188 exit_must_be_taken is false.
12189 (number_of_iterations_cond): Do not always assume that
12190 exit_must_be_taken if the control variable is a pointer.
12192 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12194 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12195 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12197 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12199 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12200 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12202 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12205 * c.opt (Wlogical-op): Disabled by default.
12206 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12208 * doc/invoke.texi (Wlogical-op): Likewise.
12210 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12212 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12214 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12215 Propagate the type of the first operand.
12216 <ASSERT_EXPR>: Simplify.
12217 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12218 Rewrite using the RHS code as discriminant.
12219 <NOP_EXPR>: Turn into CASE_CONVERT.
12220 <PLUS_EXPR>: Propagate the type of the first operand.
12222 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12224 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12225 (ia64_dconst_0_375): New.
12226 * config/ia64/ia64.c (ia64_override_options): Remove
12227 -minline-sqrt-min-latency warning.
12228 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12229 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12230 * config/ia64/ia64.md (*sqrt_approx): Remove.
12231 (sqrtsf2): Remove #if 0.
12232 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12233 (sqrtdf): Remove assert.
12234 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12235 (sqrtxf2): Remove #if 0.
12236 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12237 * div.md (sqrt_approx_rf): New.
12238 (sqrtsf2_internal_thr): New implementation.
12239 (sqrtsf2_internal_lat): New.
12240 (sqrtdf2_internal_thr: New implementation.
12241 (sqrtxf2_internal): New implementation.
12243 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12244 Hans-Peter Nilsson <hp@axis.com>
12246 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12247 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12248 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12249 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12250 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12251 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12252 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12253 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12254 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12255 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12256 * c-common.c: ...from here.
12258 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12260 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12262 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12264 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12266 2009-05-19 Ben Elliston <bje@au.ibm.com>
12268 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12269 assignments with memcpy calls.
12270 (add_fdes): Likewise.
12271 (binary_search_unencoded_fdes): Likewise.
12272 (linear_search_fdes): Eliminate type puns.
12274 2009-05-19 Richard Guenther <rguenther@suse.de>
12276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12277 not falsely claim to have propagated into all uses.
12279 2009-05-19 Ben Elliston <bje@au.ibm.com>
12281 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12284 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12286 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12287 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12288 (TARGET_LEGITIMATE_ADDRESS_P): New.
12289 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12290 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12292 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12295 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12296 child of the containing namespace's DIE.
12298 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12300 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12301 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12302 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12305 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12308 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12309 gen_align with gen_pad.
12310 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12311 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12313 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12314 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12316 * config/i386/i386.md (align): Renamed to ...
12317 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12318 ASM_OUTPUT_MAX_SKIP_PAD.
12320 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12322 * config.gcc: Fix variable syntax.
12325 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12326 before calling exact_log2.
12327 (output_iorsi3): Likewise.
12328 (output_xorsi3): Likewise.
12330 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12332 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12333 for the none zero constant operand except for EQ and NE
12334 comprisons even when the first operand is R0.
12336 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12338 * config/s390/2064.md: Remove trailing whitespaces.
12339 * config/s390/2084.md: Likewise.
12340 * config/s390/constraints.md: Likewise.
12341 * config/s390/fixdfdi.h: Likewise.
12342 * config/s390/libgcc-glibc.ver: Likewise.
12343 * config/s390/s390-modes.def: Likewise.
12344 * config/s390/s390-protos.h: Likewise.
12345 * config/s390/s390.c: Likewise.
12346 * config/s390/s390.h: Likewise.
12347 * config/s390/s390.md: Likewise.
12348 * config/s390/tpf-unwind.h: Likewise.
12350 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12352 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12354 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12357 * configure.ac (m68k-*-*): Check if binutils support TLS.
12358 * configure: Regenerate.
12359 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12360 * config/m68k/constraints.md (Cu): New constraint.
12361 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12362 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12363 (movsi): Handle TLS symbols.
12364 (addsi3_5200): Handle XTLS symbols, indent.
12365 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12366 (m68k_tls_reference_p): Declare.
12367 (m68k_legitimize_address): Declare.
12368 (m68k_unwrap_symbol): Declare.
12369 * config/m68k/m68k.opt (mxtls): New option.
12370 * config/m68k/m68k.c (ggc.h): Include.
12371 (m68k_output_dwarf_dtprel): Implement hook.
12372 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12373 (m68k_expand_prologue): Load GOT pointer when function needs it.
12374 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12375 (m68k_legitimate_constant_address_p): Same.
12376 (m68k_decompose_address): Handle TLS references.
12377 (m68k_get_gp): New static function.
12378 (enum m68k_reloc): New contants.
12379 (TLS_RELOC_P): New macro.
12380 (m68k_wrap_symbol): New static function.
12381 (m68k_unwrap_symbol): New function.
12382 (m68k_final_prescan_insn_1): New static function.
12383 (m68k_final_prescan_insn): New function.
12384 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12386 (legitimize_pic_address): Handle TLS references..
12387 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12388 (m68k_libcall_value_in_a0_p)
12389 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12390 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12391 (m68k_legitimize_tls_address): Handle TLS references.
12392 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12394 (m68k_legitimize_address): Handle TLS symbols.
12395 (m68k_get_reloc_decoration): New static function.
12396 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12398 (m68k_output_dwarf_dtprel): Implement hook.
12399 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12400 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12401 m68k_call_* routines.
12402 (sched_attr_op_type): Handle TLS symbols.
12403 (gt-m68k.h): Include.
12404 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12405 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12407 2009-05-18 Martin Jambor <mjambor@suse.cz>
12409 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12410 (visit_store_addr_for_mod_analysis): New function.
12411 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12412 (determine_cst_member_ptr): Use gimple_assign_single_p.
12413 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12414 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12415 operands. Don't check number of operands of a NOP_EXPR.
12417 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12419 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12421 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12424 * c-common.c (warn_logical_operator): Don't warn if one of
12425 expression isn't always true or false.
12427 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12429 * config/i386/biarch32.h: New file.
12430 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12432 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12434 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12435 *zero_extend<mode>_truncqi): Merge these into ...
12436 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12437 Name the pattern following this as *zero_extendhi_truncqi.
12439 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12441 PR middle-end/39301
12442 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12443 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12444 (output_info): Make field HOST_WIDEST_INT.
12445 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12446 (dump_bitmat_statistics): Same.
12448 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12450 * config.gcc (use_gcc_stdint): Set to wrap.
12451 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12452 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12453 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12454 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12455 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12456 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12457 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12458 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12460 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12462 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12464 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12465 Move definitions earlier.
12466 (OPT_ARCH64, OPT_ARCH32): Define.
12467 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12470 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12473 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12476 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12478 * arm.md (movdi2): Copy non-reg values to DImode registers.
12480 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12483 * final.c (label_to_max_skip): New function.
12484 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12485 CODE_LABEL_NUMBER <= max_labelno.
12486 * output.h (label_to_max_skip): New prototype.
12487 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12488 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12489 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12490 Handle CODE_LABELs with >= 16 byte alignment or with
12491 max_skip == (1 << align) - 1.
12492 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12493 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12496 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12497 .p2align 3 if MAX_SKIP is smaller than 7.
12498 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12500 2009-05-15 Ian Lance Taylor <iant@google.com>
12502 * alias.c (struct alias_set_entry_d): Rename from struct
12503 alias_set_entry. Change all uses.
12504 * except.c (struct call_site_record_d): Rename from struct
12505 call_site_record. Change all uses.
12506 * except.h (struct eh_region_d): Rename from struct eh_region.
12508 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12510 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12511 ivtype_map_elt. Change all uses.
12512 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12514 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12515 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12517 (struct sese_d): Rename from struct sese. Change all uses.
12518 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12519 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12520 * optabs.h (struct optab_d): Rename from struct optab. Change all
12522 (struct convert_optab_d): Rename from struct convert_optab.
12524 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12525 ipa_opt_pass. Change all uses.
12526 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12529 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12530 defined as a typedef.
12531 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12534 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12537 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12539 (merge_ranges): Returns bool.
12540 * tree.h (make_range): .. to here.
12541 (build_range_check): Likewise.
12542 (merge_ranges): Likewise. Renamed from merge_ranges.
12543 * c-typeck.c (parser_build_binary_op): Update calls to
12544 warn_logical_operator.
12545 * c-common.c (warn_logical_operator): Add new warning.
12546 * c-common.h (warn_logical_operator): Update declaration.
12548 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12550 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12552 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12554 * doc/install.texi: Document MPC requirements, flags etc.
12556 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12557 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12558 Evaluate constant arguments.
12559 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12560 (fold_builtin_1): Likewise, also evaluate constant arguments.
12561 Remove superfluous break.
12562 (do_mpc_ckconv): New.
12563 * real.h: Include mpc.h.
12564 * toplev.c (print_version): Output MPC version info if available.
12566 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12568 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12570 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12572 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12575 2009-05-15 Jan Hubicka <jh@suse.cz>
12577 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12578 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12579 (try_inline): Fix return value.
12580 (cgraph_decide_inlining_incrementally): Honor new value.
12581 (cgraph_early_inlining): Handle indirect inlining.
12582 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12584 2009-05-15 Jan Hubicka <jh@suse.cz>
12586 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12587 * cgraphunit.c (cgraph_finalize_function): Set it.
12588 (cgraph_expand_function): Use it.
12590 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12592 * real.c (encode_ieee_half): Define.
12593 (decode_ieee_half): Define.
12594 (ieee_half_format): Define.
12595 (arm_half_format): Define.
12596 * real.h (ieee_half_format): Declare.
12597 (arm_half_format): Declare.
12599 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12601 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12602 swapped, and reversed optabs exist before trying to use them.
12604 2009-05-15 Paul Brook <paul@codesourcery.com>
12605 Sandra Loosemore <sandra@codesourcery.com>
12607 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12608 loads. Allow PRE_DEC.
12609 (output_move_neon): Handle PRE_DEC.
12610 (arm_print_operand): Add 'A' for neon structure loads.
12611 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12612 * config/arm/neon.md (neon_mov): Update comment.
12613 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12615 (Um): New constraint.
12617 2009-05-15 Jan Hubicka <jh@suse.cz>
12619 Revert the following patch until testsuite fallout is fixed:
12620 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12621 * cgraph.h (struct inline_summary): New filed self_wize,
12622 size_inlining_benefit, self_time and time_inlining_benefit.
12623 (struct cgraph_global_info): Replace insns by time ans size fields.
12624 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12625 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12626 (ipcp_update_callgraph): Do not touch function bodies.
12627 * ipa-inline.c: Include except.h
12628 (MAX_TIME): New constant.
12629 (overall_insns): Remove
12630 (overall_size, max_benefit): New static variables.
12631 (cgraph_estimate_time_after_inlining): New function.
12632 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12633 (cgraph_clone_inlined_nodes): Update size.
12634 (cgraph_mark_inline_edge): Update size.
12635 (cgraph_estimate_growth): Use size info.
12636 (cgraph_check_inline_limits): Check size.
12637 (cgraph_default_inline_p): Likewise.
12638 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12639 (cgraph_decide_recursive_inlining): Check size.
12640 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12642 (cgraph_decide_inlining): Likewise.
12643 (cgraph_decide_inlining_incrementally): Likewise; honor
12644 PARAM_EARLY_INLINING_INSNS.
12645 (likely_eliminated_by_inlining_p): New predicate.
12646 (estimate_function_body_sizes): New function.
12647 (compute_inline_parameters): Use it.
12648 * except.c (must_not_throw_labels): New function.
12649 * except.h (must_not_throw_labels): Declare.
12650 * tree-inline.c (init_inline_once): Kill inlining_weigths
12651 * tree-ssa-structalias.c: Avoid uninitialized warning.
12652 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12653 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12654 (PARAM_INLINE_CALL_COST): Remove.
12655 (PARAM_EARLY_INLINING_INSNS): New.
12657 2009-05-15 Richard Guenther <rguenther@suse.de>
12659 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12660 not TODO_update_ssa.
12662 2009-05-15 Richard Guenther <rguenther@suse.de>
12664 PR tree-optimization/39999
12665 * gimple.h (gimple_expr_type): Use the expression type looking
12666 through useless conversions.
12667 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12668 (vn_nary_op_insert_stmt): Likewise.
12669 (simplify_binary_expression): Likewise.
12671 2009-05-15 Richard Guenther <rguenther@suse.de>
12673 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12674 New options, enabled by default.
12675 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12677 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12678 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12679 * tree-ssa-structalias.c (gate_tree_pta): New function.
12680 (pass_build_alias): Use it.
12682 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12685 recurse on an invariant address if a conversion from a pointer
12686 type to a wider integer type is involved.
12688 2009-05-15 Jan Hubicka <jh@suse.cz>
12690 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12691 * cgraph.h (struct inline_summary): New filed self_wize,
12692 size_inlining_benefit, self_time and time_inlining_benefit.
12693 (struct cgraph_global_info): Replace insns by time ans size fields.
12694 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12695 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12696 (ipcp_update_callgraph): Do not touch function bodies.
12697 * ipa-inline.c: Include except.h
12698 (MAX_TIME): New constant.
12699 (overall_insns): Remove
12700 (overall_size, max_benefit): New static variables.
12701 (cgraph_estimate_time_after_inlining): New function.
12702 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12703 (cgraph_clone_inlined_nodes): Update size.
12704 (cgraph_mark_inline_edge): Update size.
12705 (cgraph_estimate_growth): Use size info.
12706 (cgraph_check_inline_limits): Check size.
12707 (cgraph_default_inline_p): Likewise.
12708 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12709 (cgraph_decide_recursive_inlining): Check size.
12710 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12712 (cgraph_decide_inlining): Likewise.
12713 (cgraph_decide_inlining_incrementally): Likewise; honor
12714 PARAM_EARLY_INLINING_INSNS.
12715 (likely_eliminated_by_inlining_p): New predicate.
12716 (estimate_function_body_sizes): New function.
12717 (compute_inline_parameters): Use it.
12718 * except.c (must_not_throw_labels): New function.
12719 * except.h (must_not_throw_labels): Declare.
12720 * tree-inline.c (init_inline_once): Kill inlining_weigths
12721 * tree-ssa-structalias.c: Avoid uninitialized warning.
12722 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12723 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12724 (PARAM_INLINE_CALL_COST): Remove.
12725 (PARAM_EARLY_INLINING_INSNS): New.
12726 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12727 (inline-call-cost): Remove.
12728 (early-inlining-insns): New.
12730 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12732 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12734 (print_int_cst_bounds_in_octal_p): Likewise.
12735 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12737 * dwarf2out.c (base_type_die): Likewise.
12738 (is_subrange_type): Delete.
12739 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12740 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12741 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12742 if the destination type is boolean.
12743 (build_range_check): Do not special-case subtypes.
12744 (fold_sign_changed_comparison): Likewise.
12745 (fold_unary): Likewise.
12746 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12747 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12748 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12749 * tree.c (subrange_type_for_debug_p): New predicate based on the
12750 former is_subrange_type.
12751 * tree.h (subrange_type_for_debug_p): Declare.
12752 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12753 (convert_affine_scev): Remove call to above function.
12754 (chrec_convert_aggressive): Likewise.
12755 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12756 false for conversions involving subtypes.
12757 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12758 (vrp_val_min): Likewise.
12759 (needs_overflow_infinity): Likewise.
12760 (extract_range_from_unary_expr): Likewise.
12762 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12764 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12765 * config/frv/frv.c: Likewise.
12766 * config/s390/s390.c: Likewise.
12767 * config/sparc/sparc.h: Likewise.
12768 * config/i386/i386.h: Likewise.
12769 * config/i386/i386.c: Likewise.
12770 * config/crx/crx.c: Likewise.
12771 * config/m68hc11/m68hc11.h: Likewise.
12772 * config/iq2000/iq2000.c: Likewise.
12773 * config/mn10300/mn10300.h: Likewise.
12774 * config/mn10300/mn10300.c: Likewise.
12775 * config/m68k/m68k.c: Likewise.
12776 * config/rs6000/rs6000.c: Likewise.
12777 * config/rs6000/xcoff.h: Likewise.
12778 * config/rs6000/linux64.h: Likewise.
12779 * config/rs6000/sysv4.h: Likewise.
12780 * config/score/score3.c: Likewise.
12781 * config/score/score7.c: Likewise.
12782 * config/score/score.c: Likewise.
12783 * config/arm/arm.md: Likewise.
12784 * config/mips/mips.c: Likewise.
12785 * config/mips/mips.md: Likewise.
12786 * config/bfin/bfin.h: Likewise.
12787 * config/pa/pa.c: Likewise.
12788 * config/pa/constraints.md: Likewise.
12790 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12791 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12792 * config/pdp11/pdp11.h: Use memory_address_p instead.
12794 2009-05-14 Ian Lance Taylor <iant@google.com>
12796 * passes.c (finish_optimization_passes): Change i to int.
12797 * plugin.c (plugins_active_p): Change event to int.
12798 (dump_active_plugins): Likewise.
12799 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12801 * tree.c (tree_range_check_failed): Change c to unsigned int.
12802 (omp_clause_range_check_failed): Likewise.
12803 (build_common_builtin_nodes): Change mode to int. Add cast.
12804 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12805 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12807 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12808 ++ or -- with a variable of enum type.
12810 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12813 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12815 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12817 * store-motion.c: Do not include params.h
12818 * Makefile.in: Fix dependencies for various files.
12820 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12822 * auto-inc-dec.c: Fix pass description, remove apparent
12823 accidental duplication.
12825 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12827 PR middle-end/40147
12828 * ipa-utils.h (memory_identifier_string): Moved to ...
12829 * tree.h (memory_identifier_string): Here. Add GTY(()).
12831 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12833 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12834 in the former documentation of...
12835 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12836 * ira-conflicts.c (get_dup_num): Use address_operand.
12837 * targhooks.c (default_legitimate_address_p): New.
12838 * targhooks.h (default_legitimate_address_p): New.
12839 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12841 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12842 * target.h (struct target): Add legitimate_address_p.
12843 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12844 (TARGET_INITIALIZER): Include it.
12846 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12847 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12848 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12849 (TARGET_LEGITIMATE_ADDRESS_P): New.
12851 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12852 (REG_OK_STRICT_P): Delete.
12853 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12854 (frv_legitimate_address_p_1): ... this.
12855 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12856 (frv_legitimate_address_p_1): ... the renamed old
12857 frv_legitimate_address_p.
12858 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12859 (TARGET_LEGITIMATE_ADDRESS_P): New.
12861 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12862 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12863 * config/s390/s390.c (legitimate_address_p): Rename to...
12864 (s390_legitimate_address_p): ... this, make static.
12865 (legitimize_address): Adjust call.
12866 (TARGET_LEGITIMATE_ADDRESS_P): New.
12867 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12869 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12870 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12871 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12872 (TARGET_LEGITIMATE_ADDRESS_P): New.
12874 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12875 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12876 * config/spu/spu.c (spu_legitimate_address): Rename to...
12877 (spu_legitimate_address_p): ... this, make static.
12878 (TARGET_LEGITIMATE_ADDRESS_P): New.
12880 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12881 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12882 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12883 (sparc_legitimate_address_p): ... this, make static and return bool.
12884 (legitimize_address): Adjust call.
12885 (TARGET_LEGITIMATE_ADDRESS_P): New.
12887 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12888 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12889 * config/i386/i386.c (legitimate_address_p): Rename to...
12890 (ix86_legitimate_address_p): ... this, make static.
12891 (constant_address_p): Move after it, adjust call.
12892 (TARGET_LEGITIMATE_ADDRESS_P): New.
12894 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12895 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12896 * config/avr/avr.c (legitimate_address_p): Rename to...
12897 (avr_legitimate_address_p): ... this, make static.
12898 (legitimize_address): Adjust call.
12899 (TARGET_LEGITIMATE_ADDRESS_P): New.
12901 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12902 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12903 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12904 (TARGET_LEGITIMATE_ADDRESS_P): New.
12906 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12907 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12908 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12909 (TARGET_LEGITIMATE_ADDRESS_P): New.
12911 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12912 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12914 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12916 (TARGET_LEGITIMATE_ADDRESS_P): New.
12918 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12919 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12921 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12923 (m68hc11_legitimate_address_p): ... this, make static.
12924 (go_if_legitimate_address_internal): Rename to...
12925 (m68hc11_legitimate_address_p_1): ... this.
12926 (legitimize_address): Adjust call.
12927 (TARGET_LEGITIMATE_ADDRESS_P): New.
12929 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12930 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12931 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12932 (TARGET_LEGITIMATE_ADDRESS_P): New.
12934 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12935 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12936 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12937 (mn10300_legitimate_address_p): ... this, make static.
12938 (TARGET_LEGITIMATE_ADDRESS_P): New.
12940 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12941 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12942 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12943 (TARGET_LEGITIMATE_ADDRESS_P): New.
12945 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12946 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12947 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12948 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12949 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12950 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12951 (rs6000_legitimate_address_p): ... this, make static.
12952 (TARGET_LEGITIMATE_ADDRESS_P): New.
12953 (REG_MODE_OK_FOR_BASE_P): Delete.
12954 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12956 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12957 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12959 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12960 static, adjust types.
12961 (TARGET_LEGITIMATE_ADDRESS_P): New.
12963 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12964 * config/score/score.c (score_address_p): Rename to...
12965 (score_legitimate_address_p): ... this.
12966 (TARGET_LEGITIMATE_ADDRESS_P): New.
12967 * config/score/score3.c (score3_address_p): Rename to...
12968 (score3_legitimate_address_p): ... this.
12969 * config/score/score7.c (score7_address_p): Rename to...
12970 (score7_legitimate_address_p): ... this.
12972 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12973 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12974 GO_IF_LEGITIMATE_ADDRESS): Delete.
12975 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12976 thumb2_legitimate_address_p): Delete.
12977 (arm_legitimate_address_p): Rename to...
12978 (arm_legitimate_address_outer_p): ... this.
12979 * config/arm/constraints.md ("Uq"): Adjust call.
12980 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12981 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12983 (arm_legitimate_address_outer_p): ... this.
12984 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12986 (TARGET_LEGITIMATE_ADDRESS_P): New.
12988 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12989 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12990 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12991 (TARGET_LEGITIMATE_ADDRESS_P): New.
12993 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12994 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12995 * config/vax/vax.c (legitimate_address_p): Rename to...
12996 (vax_legitimate_address_p): ... this, make static.
12997 (TARGET_LEGITIMATE_ADDRESS_P): New.
12999 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13000 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13001 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13002 (TARGET_LEGITIMATE_ADDRESS_P): New.
13004 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13005 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13006 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13007 (mmix_legitimate_address_p): ... this, make static.
13008 (TARGET_LEGITIMATE_ADDRESS_P): New.
13010 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13011 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13012 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13013 (TARGET_LEGITIMATE_ADDRESS_P): New.
13015 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13017 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13018 of MODE_COMPLEX_INT.
13020 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13022 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13023 LCT_NORMAL in function call.
13024 * mips-tdump.c (print_file_desc): Add cast to enum type.
13025 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13026 (mark_stabs): Add casts to enum types.
13027 (parse_stabs_common): Add casts to enum types.
13029 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13031 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13032 Check for invalid values of LETTER.
13034 2009-05-13 Taras Glek <tglek@mozilla.com>
13036 * attribs.c (register_attribute): moved out attribute registration
13037 into register_attribute.
13038 * doc/plugins.texi: Documented register_attribute and
13040 * gcc-plugin.h: Added forward decl for register_attribute.
13041 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13042 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13043 PLUGIN_ATTRIBUTES boilerplate.
13045 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13047 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13048 values even in sentinel and empty entries.
13049 (ms_printf_flag_specs): Likewise.
13050 (ms_scanf_flag_specs): Likewise.
13051 (ms_strftime_flag_specs): Likewise.
13052 (ms_print_char_table): Likewise.
13053 (ms_scan_char_table): Likewise.
13054 (ms_time_char_table): Likewise.
13056 2009-05-13 Doug Kwan <dougkwan@google.com>
13058 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13060 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13062 * config/mips/mips.md (store): Add attributes for QI and HI.
13064 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13065 (truncdi<mode>2): ... this new pattern.
13067 2009-05-13 Brad Hards <bradh@kde.org>
13069 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13071 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13072 Ben Elliston <bje@au.ibm.com>
13074 PR middle-end/40035
13075 * dse.c (check_mem_read_rtx): Guard against width == -1.
13077 2009-05-13 Michael Matz <matz@suse.de>
13079 PR middle-end/39976
13080 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13081 (trivially_conflicts_p): New function.
13082 (insert_backedge_copies): Use it.
13084 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13086 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13087 (handle_stdc_pragma): Use new enum constant names.
13088 (handle_pragma_float_const_decimal64): Ditto.
13090 2009-05-13 Ian Lance Taylor <iant@google.com>
13092 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13095 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13097 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13098 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13100 * config/m68k/m68k.h (FL_UCLINUX): Define.
13102 2009-05-13 Jan Hubicka <jh@suse.cz>
13104 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13106 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13108 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13109 unless -fschedule-insns is specified.
13111 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13114 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13115 TARGET_EXPAND_CBRANCHDI4.
13116 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13117 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13118 (cmpeqdi): Fix comment.
13120 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13122 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13123 (sh_legitimate_address_p): Likewise.
13124 * config/sh/sh.c (sh_legitimate_index_p): New.
13125 (sh_legitimate_address_p): Likewise.
13126 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13127 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13128 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13129 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13130 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13131 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13132 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13133 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13134 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13136 2009-05-12 Jan Hubicka <jh@suse.cz>
13138 * tree-inline.c (estimate_operator_cost): Add operands;
13139 when division happens by constant, it is cheap.
13140 (estimate_num_insns): Loads and stores are not having cost of 0;
13141 EH magic stuff is cheap; when computing runtime cost of switch,
13142 use log2 base of amount of its cases; builtin_expect has cost of 0;
13143 compute cost for moving return value of call.
13144 (init_inline_once): Initialize time_based flags.
13145 * tree-inline.h (eni_weights_d): Add time_based flag.
13147 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13149 * df-core.c: Update head documentation.
13151 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13154 * rs6000.c (rs6000_generate_compare): Use op1b instead of
13155 shadowing exisiting variable op1.
13157 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
13160 * config/i386/driver-i386.c (processor_signatures): New enum.
13161 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
13162 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
13163 processor signature to detect geode processor.
13165 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13169 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13171 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13172 causes spurious differences between trunk and cond-optab branch.
13174 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13176 * dojump.c (compare_from_rtx): Delete.
13177 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13178 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13179 if the comparison does not satisfy the predicate; test predicates for
13180 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13181 further if one existing pattern fails.
13182 * expr.h (compare_from_rtx): Delete.
13183 (prepare_operand): Declare it.
13184 * optabs.c: Change "lib call" to "libcall" throughout.
13185 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13186 HAVE_conditional_trap, emit_cmp_insn): Delete.
13187 (can_compare_p): Delete cmp_optab case.
13188 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13189 Accept other parameters by value.
13190 (prepare_operand): Make non-static.
13191 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13192 other parameters by value. Try to widen operands here based on
13193 an optab_methods argument and looking at cbranch_optab.
13194 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13195 loop. Use cbranch_optab directly.
13196 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13197 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13199 (emit_conditional_move, emit_conditional_add): Inline what's needed
13200 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13201 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13202 with COMPARE. Move cmov_optab and cstore_optab above
13203 with cbranch_optab, move cmp_optab down with ucmp_optab,
13204 remove tst_otpab. Do not initialize trap_rtx.
13205 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13206 for trap code. Do not check HAVE_conditional_trap. Use
13207 prepare_cmp_insn. Accept no predicate for operand 3.
13208 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13209 (OTI_ctrap, ctrap_optab): New.
13210 (tst_optab): Delete.
13211 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13212 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13213 with lookup of ctrap_optab.
13214 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13216 (ctrap_optab): New.
13218 * combine.c (combine_simplify_rtx, simplify_set): Do not
13219 special case comparing against zero for cc0 machines.
13220 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13221 COMPARE on cc0 machines.
13222 (simplify_relational_operation): Return a new expression when
13223 a COMPARE could be removed.
13224 * final.c (final_scan_insn): Compare cc_status values
13225 against LHS of a (compare FOO (const_int 0)) cc0 source.
13226 Also check if cc_status.value is the full compare.
13228 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13229 (cstoreMM4): Document.
13230 (conditional_trap): Document ctrapMM4 instead.
13231 (sync_compare_and_swapMM): Refer to cbranchcc4.
13232 (Dependent Patterns): Eliminate obsolete information referring to
13233 the old jump optimization phase.
13234 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13235 of compares with 0 on cc0 machines.
13236 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13237 avoiding references to cc0. Remove text about storing operands
13239 * doc/tm.texi (Condition Codes): Include blurb on different
13240 condition code representations, separate into subsections for
13241 CC0, MODE_CC and conditional execution.
13243 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13244 alpha_emit_setcc): Accept operands and a machine mode.
13245 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13246 Get code/op0/op1 from operands, use machine mode argument
13247 instead of alpha_compare.fp_p. Emit the branch here.
13248 (alpha_emit_setcc): Likewise, and return boolean.
13249 (alpha_emit_conditional_move): Likewise. Assert that
13250 cmp_op_mode == cmp_mode, and simplify accordingly.
13251 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13252 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13253 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13255 (stack probe test): Use cbranchdi4.
13256 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13258 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13259 * config/arc/arc.h (movsicc, movsfcc): Use it.
13260 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13261 (cbranchsi4, cstoresi4): New.
13262 (cmpsi, bCC and sCC expanders): Remove.
13264 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13265 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13266 * config/arm/predicates.md (arm_comparison_operator): Only include
13267 floating-point operators if there is a hardware floating-point unit.
13268 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13269 deferring to cbranch_cc and cstore_cc respectively.
13270 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13271 cbranch_cc, cstore_cc): New.
13272 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13274 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13276 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13277 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13279 (adjust_insn_length): Adjust calls.
13280 (avr_reorg): Handle (compare (foo) (const_int 0)).
13281 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13282 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13283 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13284 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13286 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13287 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13289 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13290 (cbranchsi4, cstorebi4, cstoresi4): New.
13291 (movbisi): This insn is duplicate, split it to zero_extend.
13292 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13293 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13294 (bfin_optimize_loop): Use cbranch expander.
13295 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13296 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13297 (bfin_bimode_comparison_operator): ... this.
13298 (bfin_direct_comparison_operator): New.
13300 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13301 inside (compare FOO (const_int 0)).
13302 (cris_rtx_costs): Handle ZERO_EXTRACT.
13303 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13304 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13305 (*tstdi_v32): Delete.
13306 (*cmpdi_non_v32): Add M alternative for operand 1.
13307 (cmpsi, cmp<mode>): Make private.
13308 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13310 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13312 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13313 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13314 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13315 (cc_reg_operand): New.
13316 (any_cond): Delete.
13317 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13318 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13319 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13320 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13321 crx_expand_scond): Delete.
13323 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13325 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13326 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13328 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13329 cstoresi4, cstoresf4, cstoredf4): New.
13330 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13331 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13332 Receive the entire operands array.
13333 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13334 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13335 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13336 Get test/op0/op1 from the operands array.
13337 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13339 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13340 (h8300_expand_store): New.
13341 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13343 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13344 (h8300_expand_store): New.
13345 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13346 or do not try to produce (set (cc0) REG).
13347 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13348 change a compare into a move to a scratch register. Disable some
13349 peepholes when comparing with zero.
13350 (tstsi, tsthi, tstsi, cmpqi): Make private.
13352 (bCC, sCC): Delete.
13353 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13356 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13357 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13358 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13359 (ix86_emit_i387_log1p): Use cbranchxf2.
13360 (ix86_expand_setcc): Return void.
13361 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13362 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13363 cmp<MODEF>, cmpcc): Remove.
13364 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13365 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13366 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13367 (sCC and bCC expanders): Remove.
13368 (stack_protect_test): Use cbranchcc4.
13370 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13372 (ia64_expand_compare): Accept three rtx by reference and return void.
13373 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13374 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13375 from *expr. Update *expr with the BImode comparison to do.
13376 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13377 cmptf, bCC, sCC, conditional_trap): Delete.
13378 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13379 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13380 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13381 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13382 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13384 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13385 type of last argument.
13386 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13387 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13388 use machine mode argument instead of branch_type. Remove dead
13389 code for floating-point comparisons.
13390 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13391 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13393 (cbranchsi4, cstoresi4): New.
13394 * config/iq2000/predicates.md (reg_or_const_operand): New.
13396 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13397 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13398 (b<code>_op): Rewrite to...
13399 (bcc_op): ... this, using match_operator.
13400 (s<code>_op): Rewrite to...
13401 (scc_op): ... this, using match_operator.
13402 (s<code>_24_op): Rewrite to...
13403 (scc_op_24): ... this, using match_operator.
13404 (s<code>_<mode>): Rewrite to...
13405 (cstore<mode>4): ... this, using match_operator.
13406 (s<code>_<mode>_24): Rewrite to...
13407 (cstore<mode>4_24): ... this, using match_operator.
13408 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13409 m32c_unpend_compare, m32c_expand_scc): Delete.
13410 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13411 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13412 (m32c_expand_movcc): Change NE to EQ if necessary.
13413 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13415 * config/m32r/m32r-protos.h (gen_cond_store): New.
13416 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13417 (gen_cond_store): New, from sCC patterns.
13418 (m32r_expand_block_move): Use cbranchsi4.
13419 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13420 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13421 (cbranchsi4, cstoresi4): New.
13423 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13425 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13426 (m68hc11_notice_update_cc): Look into a compare with 0.
13427 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13429 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13430 cmphi, cmpqi, bCC): Delete.
13431 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13432 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13433 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13436 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13437 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13438 * config/m68k/constraints.md (H): New.
13439 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13440 the define_insn below.
13441 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13442 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13443 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13444 patterns): Wrap RHS with COMPARE.
13445 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13446 (*cmpdi_internal): Name this pattern.
13447 (cmpdi): Change to define_insn.
13448 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13449 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13450 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13452 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13453 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13454 (conditional_trap): Change to...
13455 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13456 (*conditional_trap): Use the ordered_comparison_operator and
13457 const1_operand predicates.
13458 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13459 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13460 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13461 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13463 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13464 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13465 (mcore_gen_compare): New.
13466 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13467 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13468 (mcore_gen_compare): ... this.
13469 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13470 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13471 (stack probe pattern): Use cbranchsi4.
13473 * config/mips/predicates.md (mips_cstore_operator): New.
13474 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13475 * config/mips/mips.md (any_cond): Delete.
13476 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13478 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13479 fixuns_truncsfdi2): Use cbranch patterns.
13480 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13481 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13482 Adjust call to mips_expand_conditional_branch.
13483 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13485 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13486 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13487 * config/mips/mips.c (cmp_operands): Delete.
13488 (mips_emit_compare): Get comparison operands from *op0/*op1.
13489 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13490 that it succeeds. Use op0/op1 instead of cmp_operands.
13491 (mips_expand_conditional_branch, mips_expand_conditional_move,
13492 mips_expand_conditional_trap): Likewise.
13493 (mips_block_move_loop): Use cbranch patterns.
13494 * config/mips/mips.h (cmp_operands): Delete.
13496 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13497 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13498 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13499 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13500 (*cmpcc_folded): Rename to...
13501 (*cmpdi_folded): this.
13502 (*cmpcc): Rename to...
13504 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13507 (cbranchdf4): New. Handle invalid comparisons here.
13508 * config/mmix/predicates.md (float_comparison_operator): New.
13510 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13511 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13512 * config/mn10300/mn10300.md (tst): Delete.
13513 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13514 Name these patterns and wrap RHS in a compare.
13515 (*cmpsi): Make this pattern private. Include tst.
13516 (*cmpsf): Make this pattern private.
13517 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13518 (compare with zero peepholes): Likewise.
13520 (cbranchsi4, cbranchsf4): New.
13521 (casesi): Use cbranchsi4.
13523 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13524 hppa_branch_type): Delete.
13525 (return_addr_rtx): Use cbranchsi4.
13526 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13527 Emit CCFPmode comparison here.
13528 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13529 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13530 hppa_branch_type): Delete.
13531 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13532 (movsicc, movdicc): Remove references to hppa_compare_op0,
13533 hppa_compare_op1 and compare_from_rtx.
13534 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13535 (casesi): Use cbranchsi4.
13537 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13538 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13539 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13540 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13541 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13543 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13544 (*branch, *branch_inverted): New.
13546 * config/picochip/picochip.md (cbranchhi4): Use
13547 ordered_comparison_operator.
13548 (cmphi, bCC): Remove.
13550 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13551 (trap_comparison_operator): Delete.
13552 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13553 rs6000_emit_cbranch): Accept mode and operands.
13554 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13555 rs6000_compare_fp_p): Delete.
13556 (rs6000_generate_compare): Accept mode and comparison. Extract code
13557 and op0/op1 from there. Replace references to rs6000_compare_op0
13558 and rs6000_compare_op1.
13559 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13560 extract result from passed operands.
13561 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13562 extract loc from passed operands.
13563 (rs6000_emit_cmove): Likewise.
13564 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13565 rs6000_compare_fp_p): Delete.
13566 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13567 (cbranch<GPR>4, cbranch<FP>4): New.
13568 (cstore<mode>4): New. Consolidate here all choices about when to use
13569 portable or specialized sCC sequences.
13570 (stack_protect_test): Use cbranchsi4.
13571 (conditional_trap): Replace with ctrap<GPR>4.
13572 (conditional trap insn): Replace trap_comparison_operator with
13573 ordered_comparison_operator.
13575 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13576 (s390_emit_prologue): Use ctrap.
13577 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13578 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13579 New predicates replacing...
13580 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13581 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13582 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13583 (add<mode>cc): Do not use s390_compare_op0/op1.
13584 (s<code>): Change to...
13585 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13586 (seq): Change to...
13587 (cstorecc4): ... this. Handle EQ or NE equally.
13588 (*sne): Un-privatize for use in cstorecc4.
13589 (b<code>): Change to...
13590 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13591 (conditional_trap): Replace with...
13592 (ctrap<GPR>4, ctrap<FP>4): ... these.
13593 (stack_protect): Use cbranchcc4.
13595 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13596 * config/score/score-protos.h (score_gen_cmp): Delete.
13597 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13598 (score_block_move-loop): Use cbranchsi4.
13599 * config/score/score.md (cbranchsi4): New.
13600 (cmpsi, bCC): Delete.
13601 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13602 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13603 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13604 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13605 * config/score/score3.h (score3_gen_cmp): Delete.
13606 * config/score/score7.h (score7_gen_cmp): Delete.
13608 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13609 (sh_emit_scc_to_t): ... this. Return void.
13610 (from_compare): Rename to...
13611 (sh_emit_compare_and_branch): ... this.
13612 (sh_emit_compare_and_set): New.
13613 (sh_expand_t_scc): Accept operands.
13614 * config/sh/predicates.md (sh_float_comparison_operator): New.
13615 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13616 (prepare_scc_operands): Rename to...
13617 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13619 (sh_emit_cheap_store_flag): New.
13620 (sh_emit_set_t_insn): New.
13621 (from_compare): Rename to...
13622 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13623 handling of TARGET_SH2E floating point to avoid recursive call.
13624 Generate branch here.
13625 (sh_emit_compare_and_set): New.
13626 (sh_expand_t_scc): Get op0/op1 from arguments.
13627 (sh_emit_cheap_store_flag): New.
13628 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13630 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13631 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13632 (movsicc, movdicc): Do nothing when it recreated operands from
13633 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13634 prepare_scc_operands (now sh_emit_scc_to_t).
13635 (udivdi3): Use cstoresi4.
13636 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13637 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13638 (cbranchint4_media, cbranchfp4_media): New.
13639 (casesi): Use cbranchdi4.
13640 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13642 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13643 (movnegt): Remove second operand.
13644 (cbranchsf4, cbranchdf4): New.
13645 (stack_protect): Use cbranchdi4/cbranchsi4.
13647 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13648 (gen_compare_reg): Accept comparison, extract part of it to...
13649 (gen_compare_reg_1): ... this.
13650 (gen_compare_operator): Delete.
13651 (gen_v9_scc): Accept separate destination, comparison code and arms.
13652 Do not use sparc_compare_op0/sparc_compare_op1.
13653 (emit_scc_insn, emit_conditional_branch_insn): New.
13654 (emit_v9_brxx): Make static. Remove useless assertion.
13655 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13657 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13658 * config/sparc/sparc-protos.h (gen_compare_reg,
13659 sparc_emit_float_lib_cmp): Adjust prototype.
13660 (emit_scc_insn, emit_conditional_branch_insn): New.
13661 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13662 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13663 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13664 iterators to the top.
13665 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13666 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13667 snedi_special_trunc): Delete.
13668 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13669 and snedi_special_trunc.
13670 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13671 cbranchdi4, cbranch<F:mode>4): New.
13672 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13673 here. Use gen_compare_reg instead of gen_compare_operator.
13674 (conditional_trap): Replace with...
13675 (ctrapsi4, ctrapdi4): ... this.
13676 (stack_protect_test): Use cbranchcc4.
13678 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13680 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13681 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13682 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13683 from operands[0] or operands[3] depending on is_set.
13684 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13685 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13686 cmpdf, bCC), sCC: Remove.
13687 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13688 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13690 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13691 spu_emit_branch_or_set.
13693 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13695 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13696 xstormy16_compare_op1): Delete.
13697 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13698 xstormy16_compare_op1): Delete.
13699 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13701 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13702 (cmphi, cmpsi, bCC): Remove.
13704 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13705 (*cmpsi): ... this one.
13706 (cbranchsi4, cstoresi4): New.
13707 (bCC expanders): Delete.
13708 (sCC insns): Fold into...
13709 (*setcc): ... this one.
13710 (casesi): Do not use gen_cmpsi and gen_bgtu.
13711 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13712 (movsicc): Simplify.
13713 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13715 * config/vax/vax-protos.h (cond_name): New.
13716 (vax_output_conditional_branch): Remove.
13717 * config/vax/vax.c (cond_name): New.
13718 (vax_output_conditional_branch): Remove.
13719 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13720 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13721 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13722 (bit<VAXint>): Wrap source with (compare).
13723 (b<code> and following unnamed pattern): Rename to *branch and
13724 *branch_reversed. Change macroization to match_operator.
13725 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13727 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13728 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13729 Change last argument to machine_mode.
13730 (xtensa_expand_scc): Add machine_mode argument.
13731 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13732 (gen_conditional_move, xtensa_expand_conditional_branch,
13733 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13734 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13735 Adjust operand numbers.
13736 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13738 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13739 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13740 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13742 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13744 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13745 causes spurious differences between trunk and cond-optab branch.
13747 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13750 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13752 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13754 * tree.c (iterative_hash_pointer): Delete.
13755 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13756 Hash UIDs and versions of SSA names. Don't special-case built-in
13757 function declarations.
13759 2009-05-11 Ian Lance Taylor <iant@google.com>
13762 * graphite.c: Force -Wc++-compat to only be a warning before
13763 #including "cloog/cloog.h".
13765 2009-05-11 Martin Jambor <mjambor@suse.cz>
13767 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13769 2009-05-11 Jan Hubicka <jh@suse.cz>
13771 * tree-ssa-loop-ivcanon.c: Include target.h
13772 (struct loop_size): new structure.
13773 (constant_after_peeling): New predicate.
13774 (tree_estimate_loop_size): New function.
13775 (estimated_unrolled_size): Rewrite for new estimates.
13776 (try_unroll_loop_completely): Use new estimates.
13777 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13779 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13781 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13782 libcpp interface change.
13783 (spu_macro_to_expand): Likewise.
13785 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13787 PR tree-optimization/40026
13788 * gimplify.c (gimplify_init_constructor): Change initial conditional
13789 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13790 optimize_compound_literals_in_ctor.
13792 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13794 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13796 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13798 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13800 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13801 HOST_WIDE_INT for gap.
13803 2009-05-11 Ira Rosen <irar@il.ibm.com>
13805 PR tree-optimization/40074
13806 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13807 account in group size and step comparison.
13809 2009-05-11 Richard Guenther <rguenther@suse.de>
13811 * passes.c (init_optimization_passes): Strip now incorrect comment.
13812 (execute_function_todo): Do not set PROP_alias.
13813 * tree-pass.h (PROP_alias): Remove.
13814 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13815 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13816 * tree-nrv.c (pass_return_slot): Likewise.
13817 * tree-object-size.c (pass_object_sizes): Likewise.
13818 * tree-ssa-dom.c (pass_dominator): Likewise.
13819 (pass_phi_only_cprop): Likewise.
13820 * tree-ssa-dse.c (pass_dse): Likewise.
13821 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13822 (pass_cselim): Likewise.
13823 * tree-ssa-pre.c (pass_pre): Likewise.
13824 (pass_fre): Likewise.
13825 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13826 * tree-ssa-sink.c (pass_sink_code): Likewise.
13827 * tree-stdarg.c (pass_stdarg): Likewise.
13828 * tree-tailcall.c (pass_tail_calls): Likewise.
13829 * tree-vrp.c (pass_vrp): Likewise.
13831 2009-05-10 Ian Lance Taylor <iant@google.com>
13833 * basic-block.h (enum profile_status): Break out of struct
13834 control_flow_graph.
13835 * cgraph.h (struct inline_summary): Break out of struct
13837 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13838 of struct cgraph_order_sort.
13839 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13840 * cse.c (struct branch_path): Break out of struct
13841 cse_basic_block_data.
13842 * except.h (enum eh_region_type): Break out of struct eh_region.
13843 * gcc.c (enum add_del): Break out of struct modify_target.
13844 * genrecog.c (enum decision_type): Break out of struct decision_test.
13845 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13847 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13848 * regmove.c (enum match_use): New enum, broken out of struct match.
13849 * sched-int.h (enum post_call_group): New enum, broken out of
13851 (struct deps_reg): Break out of struct deps.
13852 * target.h (struct asm_int_op): Break out of struct gcc_target.
13853 * tree-eh.c (struct goto_queue_node): Break out of struct
13855 * tree-inline.h (enum copy_body_cge_which): Break out of
13857 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13859 * c-decl.c (in_struct, struct_types): New static variables.
13860 (pushtag): Add loc parameter. Change all callers.
13861 (lookup_tag): Add ploc parameter. Change all callers.
13862 (check_compound_literal_type): New function.
13863 (parser_xref_tag): Add loc parameter. Change all callers. If
13864 -Wc++-compat, warn about struct/union/enum types defined within a
13866 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13867 and loc parameters. Change all callers. Change error calls to
13868 error_at, using loc. For a redefinition, if the location of the
13869 original definition is known, report it. Set in_struct and
13870 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13871 (finish_struct): Add new parameters enclosing_in_struct and
13872 enclosing_struct_types. Change all callers. Set
13873 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13874 in the struct. If in a struct, add this struct to struct_types.
13875 (start_enum): Add loc parameter. Change all callers. Use
13876 error_at for errors, using loc. For a redefinition, if the
13877 location of the original definition is known, report it. If in a
13878 struct, add this enum type to struct_types. If -Wc++-compat warn
13879 if in sizeof, typeof, or alignof.
13880 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13881 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13882 (c_parser_enum_specifier): Get enum location for start_enum.
13883 (c_parser_struct_or_union_specifier): Get struct location for
13884 start_struct. Save in_struct and struct_types status between
13885 start_struct and finish_struct.
13886 (c_parser_cast_expression): Get location of cast.
13887 (c_parser_alignof_expression): Get location of type.
13888 (c_parser_postfix_expression): Likewise.
13889 (c_parser_postfix_expression_after_paren_type): Add type_loc
13890 parameter. Change all callers. Call check_compound_literal_type.
13891 Use type_loc for error about variable size type.
13892 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13893 of an enum constant from an enum type defined in a struct or union.
13894 (c_cast_expr): Add loc parameter. Change all callers. If
13895 -Wc++-compat, warn about defining a type in a cast.
13896 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13897 (start_enum, start_struct, finish_struct): Update declarations.
13898 (parser_xref_tag, c_cast_expr): Update declarations.
13899 (check_compound_literal_type): Declare.
13901 2009-05-11 Ben Elliston <bje@au.ibm.com>
13903 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13904 for recent libcpp interface change.
13905 (rs6000_macro_to_expand): Likewise.
13907 2009-05-10 Michael Matz <matz@suse.de>
13910 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13911 not at entry of function.
13913 2009-05-10 Richard Guenther <rguenther@suse.de>
13915 PR tree-optimization/40081
13917 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13918 using the main variant of the element type. Do not fiddle with
13919 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13921 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13922 structs with volatile fields.
13924 2009-05-10 Jan Hubicka <jh@suse.cz>
13926 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13927 (estimate_move_cost): Assert that it does not get called for
13929 (estimate_num_insns): Skip VOID types in argument handling.
13930 (optimize_inline_calls): Delete unreachable blocks and verify that
13931 callgraph is valid.
13933 2009-05-10 Jan Hubicka <jh@suse.cz>
13935 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13936 * cgraph.c (cgraph_mark_address_taken_node): New function.
13937 (dump_cgraph_node): Dump new flag.
13938 * cgraph.h (struct cgraph_node): Add address_taken.
13939 (cgraph_mark_address_taken_node): New function.
13940 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13941 since new direct calls can be born.
13943 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13945 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13946 tok->val.node.node.
13948 2009-05-10 Jan Hubicka <jh@suse.cz>
13950 PR middle-end/40084
13951 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13953 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13954 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13955 * tree-inline.c (copy_bb): Set frequency correctly.
13956 (fold_marked_statements): Update call to
13957 cgraph_update_edges_for_call_stmt.
13959 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13961 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13962 identifiers in diagnostics.
13963 * config/arm/arm.c (arm_handle_fndecl_attribute,
13964 arm_handle_isr_attribute): Likewise.
13965 * config/avr/avr.c (avr_handle_progmem_attribute,
13966 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13967 * config/bfin/bfin.c (handle_int_attribute,
13968 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13969 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13970 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13972 * config/darwin.c (darwin_handle_kext_attribute,
13973 darwin_handle_weak_import_attribute): Likewise.
13974 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13975 h8300_handle_eightbit_data_attribute,
13976 h8300_handle_tiny_data_attribute): Likewise.
13977 * config/i386/i386.c (ix86_handle_cconv_attribute,
13978 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13979 * config/i386/winnt.c (ix86_handle_shared_attribute,
13980 ix86_handle_selectany_attribute): Likewise.
13981 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13982 * config/m32c/m32c.c (function_vector_handler): Likewise.
13983 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13984 m68hc11_handle_fntype_attribute): Likewise.
13985 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13986 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13987 * config/mips/mips.c (mips_insert_attributes,
13988 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13989 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13990 rs6000_handle_struct_attribute): Likewise.
13991 * config/sh/sh.c (sh_insert_attributes,
13992 sh_handle_resbank_handler_attribute,
13993 sh_handle_interrupt_handler_attribute,
13994 sh2a_handle_function_vector_handler_attribute,
13995 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13997 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13998 * config/spu/spu.c (spu_handle_fndecl_attribute,
13999 spu_handle_vector_attribute): Likewise.
14000 * config/stormy16/stormy16.c
14001 (xstormy16_handle_interrupt_attribute): Likewise.
14002 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14003 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14005 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14007 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14008 (pp_translate_identifiers): New.
14009 (pp_identifier): Only conditionally translate identifier to locale
14011 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14012 (pp_base_tree_identifier): Only conditionally translate identifier
14013 to locale character set.
14014 * c-pretty-print.c (M_): Define.
14015 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14016 fragments for conditional translation with M_.
14017 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14018 identifier translation.
14020 2009-05-10 Richard Guenther <rguenther@suse.de>
14022 PR tree-optimization/40081
14023 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14024 using the main variant of the element type. Do not fiddle with
14025 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14027 2009-05-09 Jan Hubicka <jh@suse.cz>
14029 PR middle-end/40080
14030 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14031 indirect calls; verify cgraph afterwards.
14033 2009-05-09 Jan Hubicka <jh@suse.cz>
14036 * ipa.c (update_inlined_to_pointer): New function.
14037 (cgraph_remove_unreachable_nodes): Use it.
14039 2009-05-09 Jan Hubicka <jh@suse.cz>
14041 * tree-eh.c (struct leh_state): Remove prev_try.
14042 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14043 not track prev_try.
14044 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14045 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14046 remove_eh_handler_and_replace, foreach_reachable_handler,
14047 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14048 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14049 (gen_eh_region_cleanup): Update prototype.
14051 2009-05-09 Jan Hubicka <jh@suse.cz>
14053 PR middle-end/40043
14054 * except.c (copy_eh_region): Always set prev_try.
14055 (redirect_eh_edge_to_label): Find outer try.
14056 (foreach_reachable_handler): When looking for prev try
14057 handle case where previous try is not going to be taken.
14059 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14061 PR tree-optimization/40049
14062 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14063 only vector/vector shifts, convert the type of the constant to the
14064 appropriate type to avoid building incorrect trees, which
14065 eventually have problems with garbage collection.
14067 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14069 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14070 -1 for complex floating-point types if honoring signed zeros.
14072 2009-05-08 Jan Hubicka <jh@suse.cz>
14074 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14075 argument; handle correctly when profile is absent.
14076 (build_cgraph_edges): Update.
14077 (rebuild_cgraph_edges): Update.
14078 * cgraph.c: Do not include varray.h.
14079 (cgraph_set_call_stmt_including_clones): New function.
14080 (cgraph_create_edge_including_clones): Likewise
14081 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14082 (cgraph_update_edges_for_call_stmt): Handle clones.
14083 (cgraph_remove_node): Handle clone tree.
14084 (cgraph_remove_node_and_inline_clones): New function.
14085 (dump_cgraph_node): Dump clone tree.
14086 (cgraph_clone_node): Handle clone tree.
14087 (clone_function_name): Bring here from tree-inline.c.
14088 (cgraph_create_virtual_clone): New function.
14089 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14090 (cgraph_clone_info): New function.
14091 (strut cgraph_node): Add clone_info and new clone tree pointers.
14092 (cgraph_remove_node_and_inline_clones,
14093 cgraph_set_call_stmt_including_clones,
14094 cgraph_create_edge_including_clones,
14095 cgraph_create_virtual_clone): Declare.
14096 (cgraph_function_versioning): Use VEC argument.
14097 (compute_call_stmt_bb_frequency): Update prototype.
14098 (cgraph_materialize_all_clones): New function.
14099 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14100 (ipcp_create_replace_map): Update to VECtors.
14101 (ipcp_update_callgraph): Use virtual clones.
14102 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14103 (ipcp_update_profiling): Do not update local profiling.
14104 (ipcp_insert_stage): Use VECtors and virtual clones.
14105 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14106 (clone_of_p): New function.
14107 (cgraph_preserve_function_body_p): Use clone tree.
14108 (cgraph_optimize): Materialize clones.
14109 (cgraph_function_versioning): Update for VECtors.
14110 (save_inline_function_body): Use clone tree.
14111 (cgraph_materialize_clone): New function.
14112 (cgraph_materialize_all_clones): Likewise.
14113 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14114 * ipa.c: Include gimple.h.
14115 (cgraph_remove_unreachable_nodes): Use clone tree.
14116 * ipa-prop.c (ipa_note_param_call): Update call to
14117 compute_call_stmt_bb_frequencycall.
14118 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14119 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14120 (copy_bb): Handle updating of clone tree; add new edge when new call
14122 (expand_call_inline): Be strict about every call having edge.
14123 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14124 (delete_unreachable_blocks_update_callgraph): New function.
14125 (tree_function_versioning): Use VECtors; always remove unreachable
14126 blocks and fold conditionals.
14127 * tree-inline.h: Do not include varray.h.
14128 (tree_function_versioning): Remove.
14129 * Makefile.in (GTFILES): Remove tree-inline.c
14130 * passes.c (do_per_function): Do only functions having body.
14131 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14134 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14135 Andrew Morrow <acm@google.com>
14138 * c-common.c (c_common_attribute_table): Permit deprecated
14139 attribute to take an optional argument.
14140 (handle_deprecated_attribute): If the optional argument to
14141 __attribute__((deprecated)) is not a string ignore the attribute
14142 and emit a warning.
14144 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14145 * c-typeck.c (build_component_ref): Likewise.
14146 (build_external_ref): Likewise.
14148 * toplev.c (warn_deprecated_use): Add an attribute argument.
14149 Emit the message associated with __attribute__((deprecated)).
14151 * toplev.h (warn_deprecated_use): Updated.
14153 * doc/extend.texi: Document new optional parameter to
14154 __attribute__((deprecated))
14156 2009-05-08 Michael Eager <eager@eagercon.com>
14158 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
14159 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
14161 2009-05-08 Richard Guenther <rguenther@suse.de>
14163 PR tree-optimization/40062
14164 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
14165 Avoid exponential behavior.
14167 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14169 PR rtl-optimization/33928
14171 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
14172 process_uses, build_single_def_use_links): New.
14173 (update_df): Update use_def_ref.
14174 (forward_propagate_into): Use get_def_for_use instead of use-def
14176 (fwprop_init): Call build_single_def_use_links and let it initialize
14178 (fwprop_done): Free use_def_ref.
14179 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14180 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14181 df_rd_simulate_one_insn): New.
14182 (df_rd_bb_local_compute_process_def): Update head comment.
14183 (df_chain_create_bb): Use the new RD simulation functions.
14184 * df.h (df_rd_simulate_artificial_defs_at_top,
14185 df_rd_simulate_one_insn): New.
14186 * opts.c (decode_options): Enable fwprop at -O1.
14187 * doc/invoke.texi (-fforward-propagate): Document this.
14189 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14192 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14193 and one complex operand specially.
14194 * tree-complex.c (some_nonzerop): Do not identify a real value as
14195 zero if flag_signed_zeros.
14197 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14199 PR rtl-optimization/33928
14200 * loop-invariant.c (record_use): Fix && vs. || mishap.
14202 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14204 PR rtl-optimization/33928
14205 * loop-invariant.c (struct use): Add addr_use_p.
14206 (struct def): Add n_addr_uses.
14207 (struct invariant): Add cheap_address.
14208 (create_new_invariant): Set cheap_address.
14209 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14210 (record_uses): Pass df_ref to record_use.
14211 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14214 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14216 * config/sh/sh.c: Do not include c-pragma.h.
14218 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14220 * config/spu/spu.c: Remove include of c-common.h.
14222 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14225 * c-common.h (mark_valid_location_for_stdc_pragma,
14226 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14227 clear_float_const_decimal64, float_const_decimal64_p): New.
14228 * c.opt (Wunsuffixed-float-constants): New.
14229 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14230 unsuffixed float constant, handle new warning.
14231 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14232 * c-decl.c (c_scope): New flag float_const_decimal64.
14233 (set_float_const_decimal64, clear_float_const_decimal64,
14234 float_const_decimal64_p): New.
14235 (push_scope): Set new flag.
14236 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14237 to use STDC pragmas.
14238 (c_parser_external_declaration): Ditto.
14239 (c_parser_compound_statement_nostart): Ditto.
14240 * c-pragma.c (valid_location_for_stdc_pragma,
14241 mark_valid_location_for_stdc_pragma,
14242 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14243 handle_pragma_float_const_decimal64): New.
14244 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14245 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14246 set_float_const_decimal64, clear_float_const_decimal64,
14247 float_const_decimal64_p): New dummy functions.
14248 * doc/extend.texi (Decimal Float): Remove statement that the
14249 pragma, and suffix for double constants, are not supported.
14250 * doc/invoke.texi (Warning Options): List new option.
14251 (-Wunsuffixed-float-constants): New.
14253 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14255 * config/i386/i386.c: Do not include c-common.h.
14257 2009-05-07 Mark Heffernan <meheff@google.com>
14259 * doc/invoke.texi (Debugging Options): Document change of debugging
14261 * opts.c (decode_options): Make dump_base_name relative to
14262 aux_base_name directory.
14264 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14266 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14267 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14269 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14271 * Makefile.in (install-plugin): Simplify a bit.
14273 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14275 * Makefile.in (OBJS-common): Add regcprop.o.
14277 * timevar.def (TV_CPROP_REGISTERS): New.
14278 * regrename.c (regrename_optimize): Return 0.
14279 (rest_of_handle_regrename): Delete.
14280 (pass_rename_registers): Point to regrename_optimize.
14281 (struct value_data_entry, struct value_data,
14282 kill_value_one_regno, kill_value_regno, kill_value,
14283 set_value_regno, init_value_data, kill_clobbered_value,
14284 kill_set_value, kill_autoinc_value, copy_value,
14285 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14286 replace_oldest_value_reg, replace_oldest_value_addr,
14287 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14288 debug_value_data, validate_value_data): Move...
14289 * regcprop.c: ... here.
14290 (rest_of_handle_cprop): Delete.
14291 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14293 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14295 PR middle-end/40057
14296 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14297 GEN_INT for 1 << bitnum.
14298 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14299 build_int_cst_type.
14301 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14303 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14304 Remove wrong description of "nand" operation.
14306 2009-05-06 Richard Guenther <rguenther@suse.de>
14307 Adam Nemet <anemet@caviumnetworks.com>
14309 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14310 comment. Add that if LHS is not a gimple register, then RHS1 has
14311 to be a single object (GIMPLE_SINGLE_RHS).
14313 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14315 * expr.c (get_def_for_expr): Move it up in the file.
14316 (store_field): When expanding a bit-field store, look at the
14317 defining gimple stmt for the masking conversion.
14319 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14321 PR middle-end/39986
14322 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14323 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14324 32-bit memcpy into long.
14326 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14328 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14329 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14331 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14332 instead of appending DW_OP_deref*.
14334 2009-05-06 Michael Matz <matz@suse.de>
14336 PR middle-end/40021
14337 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14338 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14340 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14342 * Makefile.in (install-plugin): Fix srcdir handling.
14344 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14346 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14347 when processing for not_regs_needed bitmap.
14348 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14349 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14350 handling it for rhs.
14352 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14354 * config/i386/i386.md (unnamed inc/dec peephole): Use
14355 optimize_insn_for_size_p instead of optimize_size.
14356 * config/i386/predicates.md (incdec_operand): Likewise.
14357 (aligned_operand): Likewise.
14358 * config/i386/sse.md (divv8sf3): Likewise.
14359 (sqrtv8sf2): Likewise.
14361 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14363 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14365 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14367 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14369 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14370 ssemodesuffixf2c with avxmodesuffixf2c.
14372 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14375 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14377 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14379 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14380 (struct tree_base): Adjust spacing for 8 bit boundaries.
14381 (struct tree_decl_common): Add decl_by_reference_flag bit.
14382 (DECL_BY_REFERENCE): Adjust.
14383 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14384 print DECL_BY_REFERENCE bit.
14385 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14386 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14387 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14388 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14391 PR middle-end/39666
14392 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14393 range of the type, but default label is missing, add it with one
14394 of the existing labels instead of adding a new label for it.
14396 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14400 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14402 * Makefile.in (enable_plugin, plugin_includedir): New.
14403 (install): Depend on install-plugin.
14404 (PLUGIN_HEADERS): New.
14405 (install-plugin): New.
14406 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14408 2009-05-05 Richard Guenther <rguenther@suse.de>
14410 PR tree-optimization/40022
14411 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14413 (phivn_valid_p): Fix tuplification error, simplify.
14414 (phiprop_insert_phi): Add dumps.
14415 (propagate_with_phi): Simplify.
14417 2009-05-05 Richard Guenther <rguenther@suse.de>
14419 PR middle-end/40023
14420 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14422 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14424 * tree.h (strip_float_extensions): Remove duplicate declaration.
14425 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14426 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14427 block_ultimate_origin): Rearrange the declarations line to match the
14428 comment that indicates the .c file which the functions are defined.
14429 (dwarf2out_*, set_decl_rtl): Add comment.
14430 (get_base_address): Adjust comment.
14431 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14432 declarations line and add comment.
14433 (is_builtin_name): Add blank after function name, for clarity.
14435 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14437 * attribs.c (decl_attributes): Use %qE for identifiers in
14439 * cgraphunit.c (verify_cgraph_node): Translate function names to
14440 locale character set in diagnostics.
14441 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14443 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14444 Document that functions are named in UTF-8.
14445 * expr.c (expand_expr_real_1): Translate function names to locale
14446 character set in diagnostics.
14447 * gimplify.c (omp_notice_variable, omp_is_private,
14448 gimplify_scan_omp_clauses): Use %qE for identifiers in
14450 * langhooks.c (lhd_print_error_function): Translate function names
14451 to locale character set.
14452 * langhooks.h (decl_printable_name): Document that return value is
14453 in internal character set.
14454 * stmt.c: Include pretty-print.h
14455 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14457 (resolve_operand_name_1): Translate named operand name to locale
14459 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14461 * toplev.c (announce_function): Translate function names to locale
14463 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14464 (default_tree_printer): Use pp_identifier or translate identifiers
14465 to locale character set. Mark "<anonymous>" for translation.
14466 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14467 for identifiers in diagnostics.
14468 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14470 * varasm.c (output_constructor): Use %qE for identifiers in
14473 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14475 * configure.ac: use ` ` instead of $()
14476 * configure: Regenerate.
14478 2009-05-05 Ben Elliston <bje@au.ibm.com>
14480 * config/pa/linux-atomic.c: Eliminate conditional include of
14481 errno.h on non-LP64 systems to simplify build requirements.
14483 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14485 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14487 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14488 and pass value to identifier_to_locale.
14489 (warn_variable_length_array): Make name a tree.
14490 (grokdeclarator): Separate diagnostic texts for named and unnamed
14491 declarators. Use %qE for named declarators.
14492 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14494 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14495 identifiers in diagnostics.
14496 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14497 identifier_to_locale. Mark "anonymous" strings for translation.
14499 2009-05-04 Michael Eager <eager@eagercon.com>
14501 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14502 address for DImode/DFmode only if double-precision FP regs.
14504 2009-05-04 Michael Eager <eager@eagercon.com>
14506 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14507 TARGET_SINGLE_FLOAT check.
14509 2009-05-04 Michael Eager <eager@eagercon.com>
14511 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14513 2009-05-04 Michael Eager <eager@eagercon.com>
14515 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14516 * config/rs6000/t-xilinx: New
14518 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14520 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14521 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14522 * gcc/explow.c (memory_address): Use target hook.
14523 * gcc/targhooks.c (default_legitimize_address): New.
14524 * gcc/targhooks.h (default_legitimize_address): New.
14525 * gcc/target.h (legitimize_address): New.
14526 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14527 (TARGET_INITIALIZER): Include it.
14528 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14530 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14531 * config/bfin/bfin.c (legitimize_address): Remove.
14532 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14533 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14535 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14536 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14538 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14539 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14540 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14541 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14542 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14543 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14544 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14545 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14546 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14547 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14548 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14549 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14550 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14551 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14552 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14553 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14554 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14555 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14556 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14557 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14558 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14559 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14560 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14562 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14563 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14564 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14565 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14566 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14567 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14568 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14569 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14570 (thumb_legitimize_address): Delete.
14571 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14572 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14573 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14574 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14575 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14576 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14578 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14581 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14582 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14583 * config/m32r/m32r.c (m32r_legitimize_address): New.
14584 * config/m68k/m68k.c (m68k_legitimize_address): New.
14585 * config/score/score.c (score_legitimize_address): Standardize.
14586 * config/score/score3.c (score3_legitimize_address): Standardize.
14587 * config/score/score3.h (score3_legitimize_address): Adjust.
14588 * config/score/score7.c (score7_legitimize_address): Standardize.
14589 * config/score/score7.h (score7_legitimize_address): Adjust.
14590 * config/sh/sh.c (sh_legitimize_address): New.
14591 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14593 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14594 (s390_legitimize_address): ... this.
14595 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14596 (sparc_legitimize_address): ... this.
14597 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14598 (ix86_legitimize_address): ... this.
14599 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14600 (avr_legitimize_address): ... this.
14601 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14602 (mn10300_legitimize_address): ... this.
14603 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14604 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14605 (alpha_expand_mov): Adjust call.
14607 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14608 * config/spu/spu.c (spu_legitimize_address): Likewise.
14609 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14610 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14612 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14614 * intl.c (locale_encoding, locale_utf8): New.
14615 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14616 * intl.h (locale_encoding, locale_utf8): Declare.
14617 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14618 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14620 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14622 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14623 (pp_base_tree_identifier): Declare as function.
14624 (identifier_to_locale): Declare.
14625 * Makefile.in (pretty-print.o): Update dependencies.
14626 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14628 2009-05-04 Richard Guenther <rguenther@suse.de>
14630 PR middle-end/40015
14631 * builtins.c (fold_builtin_memory_op): Do not decay to element
14632 type if the size matches the whole array.
14634 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14636 * expmed.c (synth_mult): When trying out a shift, pass the result
14639 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14641 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14642 (shiftsub1_cost): New.
14643 (init_expmed): Compute shiftsub1_cost.
14644 (synth_mult): Optimize multiplications by constants of the form
14645 -(2^^m-1) for some constant positive integer m.
14647 2009-05-03 Richard Guenther <rguenther@suse.de>
14650 * c-typeck.c (array_to_pointer_conversion): Do not built
14651 ADDR_EXPRs of arrays of pointer-to-element type.
14652 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14653 up wrong ADDR_EXPRs after-the-fact.
14654 * c-common.c (strict_aliasing_warning): Strip pointer
14655 conversions for obtaining the original type.
14656 * builtins.c (fold_builtin_memset): Handle array types.
14657 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14660 2009-05-03 Richard Guenther <rguenther@suse.de>
14662 PR middle-end/23329
14663 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14664 Do not lose casts from array types with unknown extent to array
14665 types with known extent.
14666 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14667 alias set compatibility.
14669 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14671 * flags.h (extra_warnings): Delete.
14672 * toplev.c (process_options): Handle Wuninitialized here.
14673 * opts.c (extra_warnings): Delete.
14674 (set_Wextra): Delete.
14675 (common_handle_option): -Wextra can be handled automatically.
14676 * c-opts.c (c_common_handle_option): Delete obsolete code.
14677 (c_common_post_options): Simplify comment.
14678 * common.opt (W): Add Var.
14680 (Wuninitialized): Initialize to -1.
14682 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14683 Richard Guenther <rguenther@suse.de>
14685 * expr.c (get_def_for_expr): New function.
14686 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14687 SSA rather than trees.
14688 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14689 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14691 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14693 * c-common.c (reswords): Add _Imaginary.
14694 * c-common.c (enum rid): Add RID_IMAGINARY.
14696 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14698 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14699 Patch by Richard Guenther.
14701 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14703 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14704 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14705 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14706 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14707 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14708 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14709 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14710 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14711 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14712 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14713 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14714 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14715 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14716 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14717 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14718 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14719 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14720 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14722 2009-05-02 Richard Guenther <rguenther@suse.de>
14724 PR tree-optimization/39940
14725 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14728 2009-05-02 Richard Guenther <rguenther@suse.de>
14730 PR middle-end/40001
14731 * tree-ssa.c (execute_update_addresses_taken): Properly check
14732 if we can mark a variable DECL_GIMPLE_REG_P.
14733 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14734 back to the end of the function.
14735 (is_gimple_reg_type): Remove complex type special casing.
14736 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14739 2009-05-02 Ben Elliston <bje@au.ibm.com>
14741 * doc/collect2.texi (Collect2): Document search path behaviour
14742 when configured with --with-ld.
14744 2009-05-02 Jan Hubicka <jh@suse.cz>
14746 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14747 parameter; update callers.
14748 (coalesce_cost_edge): EH edges are costier because they needs
14749 splitting even if not critical and even more costier when there are
14750 multiple EH predecestors.
14752 2009-05-02 Jan Hubicka <jh@suse.cz>
14754 * except.c (remove_eh_handler_and_replace): Handle updating after
14755 removing TRY blocks.
14757 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14759 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14761 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14763 * varasm.c: Do not include c-pragma.h.
14764 * attribs.c: Do not incude c-common.h.
14766 2009-05-01 Michael Matz <matz@suse.de>
14768 * calls.c (initialize_argument_information): Handle SSA names like
14769 decls with a non MEM_P DECL_RTL.
14771 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14773 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14774 * ipa-utils.c: Likewise.
14775 * ipa-type-escape.c: Likewise.
14776 * cgraphunit.c Do not include c-common.h.
14777 * ipa-pure-const.c: Likewise.
14778 * tree-if-conv.c: Likewise.
14779 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14780 * ipa-struct-reorg.c: Likewise.
14781 * tree-nomudflap.c: Likewise.
14782 * tree-ssa-structalias.c: Likewise.
14784 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14786 * store-motion.c: Many cleanups to make this pass a first-class
14787 citizen instead of an appendix to gcse load motion. Add TODO list
14788 to make this pass faster/cleaner/better.
14790 (struct ls_expr): Post gcse.c-split cleanups.
14791 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14792 "stores" field to "avail_stores".
14793 (pre_ldst_mems): Rename to store_motion_mems.
14794 (pre_ldst_table): Rename to store_motion_mems_table.
14795 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14796 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14797 (ldst_entry): Rename to st_expr_entry, update users.
14798 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14799 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14800 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14802 (first_ls_expr): Rename to first_st_expr, update users.
14803 (next_ls_expr): Rename to next_st_expr, update users.
14804 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14805 fields properly for store motion instead of names inherited from load
14807 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14808 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14811 (ae_kill): Rename to st_kill, update users.
14812 (ae_gen): Rename to st_avloc, update users.
14813 (transp): Rename to st_transp, update users.
14814 (pre_insert_map): Rename to st_insert_map, update users.
14815 (pre_delete_map): Rename to st_delete_map, update users.
14816 (insert_store, build_store_vectors, free_store_memory,
14817 one_store_motion_pass): Update for abovementioned changes.
14819 (gcse_subst_count, gcse_create_count): Remove.
14820 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14821 and "n_stores_created", local variables.
14823 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14826 (regvec, compute_store_table_current_insn): Remove.
14827 (reg_set_info, reg_clear_last_set): Remove.
14828 (compute_store_table): Use DF caches instead of local dataflow
14831 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14833 * c-objc-common.c (c_tree_printer): Print identifiers with
14834 pp_identifier, not pp_string. Mark "({anonymous})" for
14836 * c-pretty-print.c (pp_c_ws_string): New.
14837 (pp_c_cv_qualifier, pp_c_type_specifier,
14838 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14839 pp_c_storage_class_specifier, pp_c_function_specifier,
14840 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14841 pp_c_primary_expression, pp_c_postfix_expression,
14842 pp_c_unary_expression, pp_c_shift_expression,
14843 pp_c_relational_expression, pp_c_equality_expression,
14844 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14845 use pp_string and pp_c_ws_string in place of pp_identifier and
14846 pp_c_identifier for non-identifiers. Mark English strings for
14848 * c-pretty-print.h (pp_c_ws_string): Declare.
14850 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14851 Roland McGrath <roland@redhat.com>
14853 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14854 (ENABLE_LD_BUILDID): New configuration option.
14855 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14856 (LINK_BUILDID_SPEC): New macro.
14857 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14859 * doc/install.texi: Document --enable-linker-build-id option.
14860 * configure: Rebuild.
14861 * config.in: Rebuild.
14863 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14865 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14866 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14867 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14868 MIPS_GP_SAVE_AREA_SIZE.
14869 * config/mips/mips.c (struct mips_frame_info): Update comment
14870 before arg_pointer_offset and hard_frame_pointer_offset.
14871 (mips_compute_frame_info): Update diagram before function: to
14872 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14873 indicate the position of frame_pointer_rtx with -fstack-protector and
14874 to show args_size. Don't allocate cprestore area for leaf functions
14875 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14877 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14879 2009-04-30 Michael Matz <matz@suse.de>
14881 PR tree-optimization/39955
14882 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14884 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14886 * ira.c (setup_cover_and_important_classes): Use safe macro
14887 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14889 * genpreds.c (write_tm_preds_h): Output suitable definition of
14890 REG_CLASS_FOR_CONSTRAINT.
14892 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14894 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14896 * bitmap.c (bitmap_descriptor): Likewise.
14897 * ggc-common.c (loc_descriptor): Likewise.
14898 * varray.c (varray_descriptor): Likewise.
14899 * vec.c (vec_descriptor): Likewise.
14901 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14903 * Makefile.in (dce.o): Add $(EXCEPT_H).
14904 * dce.c: Include except.h and delete redundant vector definitions.
14905 (deletable_insn_p): Return false for non-call insns that can throw
14908 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14910 * gcse.c (ae_gen): Remove.
14911 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14912 and make non-static function to make it available in store-motion.c.
14913 Update call sites with search-and-replace.
14914 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14915 extract_mentioned_regs, extract_mentioned_regs_helper,
14916 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14917 store_killed_in_insn, store_killed_after, store_killed_before,
14918 build_store_vectors, insert_insn_start_basic_block, insert-store,
14919 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14920 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14921 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14922 * store-motion.c: ...new file. Also copy data structures from gcse.c
14923 and clean up to remove parts not used by store motion.
14924 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14925 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14927 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14930 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14931 when optimizing for size.
14933 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14935 * gcse.c (gcse_constant_p): Fix typo in last change.
14937 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14939 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14941 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14943 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14945 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14947 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14948 CONST_HIGH_PART result.
14950 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14952 * config/avr/avr.c (initial_elimination_offset): Rename to
14953 avr_initial_elimination_offset.
14954 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14955 change return type to bool.
14956 (avr_can_eliminate): New function.
14957 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14958 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14959 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14960 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14961 avr_initial_elimination_offset.
14962 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14963 (avr_initial_elimination_offset): Define.
14965 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14966 Steven Bosscher <steven@gcc.gnu.org>
14968 PR rtl-optimization/39938
14969 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14970 * cfgrtl.c: Include insn-attr.h.
14971 (rest_of_pass_free_cfg): New function.
14972 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14973 * resource.c (init_resource_info): Remove call to df_analyze.
14975 2009-04-29 Richard Guenther <rguenther@suse.de>
14978 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14979 allow conversion to signed integers.
14981 2009-04-29 Richard Guenther <rguenther@suse.de>
14983 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14984 shifts of floating point vectors if the shift amount is
14985 a constant multiple of the element size.
14987 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14988 Michael Matz <matz@suse.de>
14990 PR middle-end/39927
14992 * tree-outof-ssa.c (emit_partition_copy): New function.
14993 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14994 insert_part_to_rtx_on_edge): Perform the partition base var
14995 copy using emit_partition_copy.
14996 (insert_value_copy_on_edge): Convert constants to the right mode.
14997 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14998 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15000 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15002 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15003 scan backwards to try to find a constant to initialize it.
15005 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15006 insn before the loop_end instruction, don't look past labels.
15008 2009-04-29 Richard Guenther <rguenther@suse.de>
15010 PR middle-end/39937
15011 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15012 loose type conversions.
15013 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15014 stmts only if there are no uses of its definition.
15016 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15018 * config/bfin/bfin.h (splitting_loops): Declare.
15019 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15020 Reorder bit definitions to be ascending.
15021 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15022 * config/bfin/bfin.c (splitting_loops): New variable.
15023 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15024 (struct loop_info): Remove members INIT and LOOP_INIT.
15025 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15026 the LSETUP sequence. Allow LC to be loaded from any register, but
15027 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15028 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15030 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15031 of reload_completed.
15034 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15036 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15038 * Makefile.in (PLUGIN_VERSION_H): New.
15039 (OBJS-common): Remove plugin-version.o.
15040 (plugin.o): Depend on (PLUGIN_VERSION_H).
15041 (plugin-version.o): Remove.
15042 * configure: Regenerate
15043 * configure.ac: Create plugin-version.h.
15044 * gcc-plugin.h (plugin_gcc_version): Remove.
15045 (plugin_default_version_check): Change signature.
15046 * plugin-version.c: Remove.
15047 * plugin.c: Include plugin-version.h.
15048 (str_plugin_gcc_version_name): Remove.
15049 (try_init_one_plugin): Pass gcc version to plugin_init.
15050 (plugin_default_version_check): Both gcc and plugin versions are now
15053 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15055 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15056 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15057 Remove special case testing for last insn of inner loops. Don't fail
15058 if the loop ends with a jump, emit an extra nop instead.
15060 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15061 DREGS rather than comparing directly. Remove code that tries to
15062 account for latencies.
15064 2009-04-29 Richard Guenther <rguenther@suse.de>
15066 PR tree-optimization/39941
15067 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15068 eliminating an indirect call.
15070 2009-04-29 Richard Guenther <rguenther@suse.de>
15072 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15073 parameter. Allow invariants as base if !require_lvalue.
15074 (verify_gimple_assign_single): Adjust.
15076 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15078 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15079 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15080 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15081 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15082 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15084 * config/bfin/bfin.c (bfin_expand_builtin,
15085 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15087 2009-04-28 Richard Guenther <rguenther@suse.de>
15089 * tree-vect-loop.c (get_initial_def_for_induction): Use
15090 correct types for pointer increment.
15092 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15094 * toplev.c (print_version): Update GMP version string calculation.
15096 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15098 PR rtl-optimization/39938
15099 * resource.c (init_resource_info): Add call to df_analyze.
15101 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15103 * config/alpha/alpha.md (usegp): Cast the result of
15104 alpha_find_lo_sum_using_gp to enum attr_usegp.
15105 * config/alpha/alpha.c (override_options): Remove end-of-structure
15106 marker element from cpu_table. Use array size of cpu_table to handle
15107 -mcpu and -mtune options.
15108 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15110 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15112 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15113 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15114 tune_32 and tune_64.
15115 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15116 support on PowerPC.
15117 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15118 * config/rs6000/option-defaults.h: ... here. New file.
15119 (OPT_64, OPT_32): Define.
15120 (MASK_64BIT): Define to 0 if not already defined.
15121 (OPT_ARCH64, OPT_ARCH32): Define.
15122 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15125 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15127 * config/arm/arm.c (arm_override_options): Emit error on using
15130 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15132 PR rtl-optimization/39914
15133 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15134 registers for allocnos created from user-defined variables only
15135 when not optimizing.
15137 2009-04-28 Richard Guenther <rguenther@suse.de>
15139 PR middle-end/39937
15140 * fold-const.c (fold_binary): Use distribute_real_division only
15143 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15145 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15146 add hpux-stdint.h to tm_file.
15147 (hppa[12]*-*-hpux11*): Ditto.
15148 (ia64*-*-hpux*): Ditto.
15149 * config/hpux-stdint.h: New.
15150 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15151 __STDC_EXT__ for all compiles.
15152 * config/pa/pa-hpux.h: Ditto.
15153 * config/pa/pa-hpux10.h: Ditto.
15154 * config/pa/pa-hpux11.h: Ditto.
15156 2009-04-28 Catherine Moore <clm@codesourcery.com>
15158 * debug.h (set_name): Add comment.
15160 2009-04-28 Andrew Pinski <pinskia@gmail.com>
15163 * config/darwin.c (machopic_gen_offset): Check
15164 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
15165 * config/arm/arm.c (require_pic_register): Likewise.
15167 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
15169 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
15170 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
15171 m32c_promote_prototypes): Delete.
15173 2009-04-28 Michael Matz <matz@suse.de>
15175 PR middle-end/39922
15176 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15179 2009-04-28 Richard Guenther <rguenther@suse.de>
15181 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15183 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15185 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15186 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15187 * config/arm/arm-tune.md: Regenerate.
15189 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15191 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15192 block if there are complex incoming edges.
15193 (sel_merge_blocks): Remove useless assert.
15194 (sel_redirect_edge_and_branch): Check that edge was redirected.
15195 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15196 (sel_find_rgns): Delete declaration.
15197 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15198 the region when it is not a preheader.
15200 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15203 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15205 2009-04-28 Richard Guenther <rguenther@suse.de>
15207 * tree.h (SSA_NAME_VALUE): Remove.
15208 (struct tree_ssa_name): Remove value_handle member.
15209 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15210 array for jump threading.
15211 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15213 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15214 * tree-flow.h (threadedge_initialize_values): Declare.
15215 (threadedge_finalize_values): Likewise.
15216 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15217 (SSA_NAME_VALUE): Define.
15218 (threadedge_initialize_values): New function.
15219 (threadedge_finalize_values): Likewise.
15220 * tree-ssa-dom.c (ssa_name_values): New global variable.
15221 (SSA_NAME_VALUE): Define.
15222 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15224 2009-04-28 Ira Rosen <irar@il.ibm.com>
15226 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15227 Use REPORT_VECTORIZED_LOCATIONS instead
15228 REPORT_VECTORIZED_LOOPS.
15229 * tree-vectorizer.c (vect_verbosity_level): Make static.
15230 (vect_loop_location): Rename to vect_location.
15231 (vect_set_verbosity_level): Update comment.
15232 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15234 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15235 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15236 instead REPORT_UNVECTORIZED_LOOPS.
15237 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15238 and vect_loop_def to vect_external_def and vect_internal_def.
15239 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15240 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15241 REPORT_UNVECTORIZED_LOCATIONS.
15242 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15243 and vect_used_in_loop and to vect_unused_in_scope and
15244 vect_used_in_scope.
15245 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15246 (vect_verbosity_level): Remove declaration.
15247 (vect_analyze_operations): Likewise.
15248 (vect_analyze_stmt): Declare.
15249 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15250 REPORT_UNVECTORIZED_LOCATIONS.
15251 (vect_get_loop_niters): Fix indentation.
15252 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15253 (vect_analyze_loop_operations): New function.
15254 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15255 vect_analyze_operations.
15256 (vect_is_simple_reduction): Use new names.
15257 (vectorizable_live_operation, vect_transform_loop): Likewise.
15258 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15259 to specify whether the data references can be a part of interleaving
15261 (vect_analyze_data_ref_dependence): Use new names.
15262 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15263 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15264 * tree-vect-patterns.c (widened_name_p): Use new names.
15265 (vect_recog_dot_prod_pattern): Likewise.
15266 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15267 (process_use, vect_mark_stmts_to_be_vectorized,
15268 vect_model_simple_cost, vect_model_store_cost,
15269 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15270 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15271 vectorizable_operation, vectorizable_type_demotion,
15272 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15273 vectorizable_condition): Likewise.
15274 (vect_analyze_operations): Split into vect_analyze_loop_operations
15276 (vect_analyze_stmt): ... new function.
15277 (new_stmt_vec_info): Use new names.
15278 (vect_is_simple_use): Use new names and fix comment.
15279 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15280 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15282 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15285 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15286 and integer modes for x87 operands. Do not ICE for unsupported size,
15287 generate error instead. Generate error for unsupported operand types.
15288 ['z']: Do not handle HImode memory operands specially. Warning
15289 for floating-point operands. Fallthru to 'Z' for unsupported operand
15290 types. Do not ICE for unsupported size, generate error instead.
15291 (output_387_binary_op): Use %Z to output operands.
15292 (output_fp_compare): Ditto.
15293 (output_387_reg_move): Ditto.
15295 2009-04-28 Ben Elliston <bje@au.ibm.com>
15300 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15302 * builtins.c (c_strlen): Do not warn here.
15303 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15304 * c-common.c (pointer_int_sum): Take an explicit location.
15305 Warn about offsets out of bounds.
15306 * c-common.h (pointer_int_sum): Adjust declaration.
15308 2009-04-27 Ian Lance Taylor <iant@google.com>
15310 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15312 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15313 * df-core.c (df_set_flags): Change return type to int. Change
15314 type of old_flags to int.
15315 (df_clear_flags): Likewise.
15316 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15317 (df_get_conditional_uses): Likewise.
15318 * df.h (df_set_flags, df_clear_flags): Update declarations.
15319 * dwarf2out.c (struct indirect_string_node): Change type of form
15320 field to enum dwarf_form.
15321 (AT_string_form): Change return type to enum dwarf_form.
15322 * fixed-value.c (fixed_compare): Add cast to enum type.
15323 * fwprop.c (update_df): Change 0 to VOIDmode.
15324 * gensupport.c: Change 0 to UNKNOWN.
15325 * gimple.h (gimple_cond_code): Add cast to enum type.
15326 * haifa-sched.c (reemit_notes): Add cast to enum type.
15327 * hooks.c (hook_int_void_no_regs): Remove function.
15328 * hooks.h (hook_int_void_no_regs): Remove declaration.
15329 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15330 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15331 * real.c (real_arithmetic): Add cast to enum type.
15332 (real_compare): Likewise.
15333 * target.h (struct gcc_target): Change return type of
15334 branch_target_register_class to enum reg_class.
15335 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15336 default_branch_target_register_class.
15337 * targhooks.c (default_branch_target_register_class): New function.
15338 * targhooks.h (default_branch_target_register_class): Declare.
15339 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15340 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15342 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15344 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15345 vect_uninitialized_def. Change 0 to ERROR_MARK.
15346 * tree-vect-stmts.c (supportable_widening_operation): Don't
15347 initialize icode1 and icode2.
15348 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15349 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15351 (cmn_err_flag_specs): Change 0 to STD_C89.
15352 (cmn_err_char_table): Likewise.
15353 * config/arm/arm.c (get_arm_condition_code): Change type of code
15354 to enum arm_cond_code.
15355 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15356 (IWMMXT_BUILTIN2): Likewise.
15357 (neon_builtin_type_bits): Don't define typedef.
15358 (neon_builtin_datum): Change type of bits field to int.
15359 (arm_expand_neon_args): Add cast to enum type.
15360 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15362 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15363 casts to enum type.
15364 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15366 * config/mips/mips.md (jal_macro): Return enum constant.
15367 (single_insn): Likewise.
15368 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15370 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15371 casts to enum type.
15372 * config/s390/s390.c (s390_tune_flags): Change type to int.
15373 (s390_arch_flags): Likewise.
15374 (s390_handle_arch_option): Change flags field of struct pta to int.
15375 * config/s390/s390.h (s390_tune_flags): Update declaration.
15376 (s390_arch_flags): Likewise.
15377 * config/sh/sh.c (prepare_move_operands): Compare
15378 tls_symbolic_operand result with enum constant.
15379 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15380 (sh_expand_prologue): Add cast to enum type.
15381 (sh_expand_epilogue): Likewise.
15382 (tls_symbolic_operand): Change return type to enum tls_model.
15383 (fpscr_set_from_mem): Add cast to enum type.
15384 (legitimize_pic_address): Compare tls_symbolic_operand result with
15386 (sh_target_reg_class): Change return type to enum reg_class.
15387 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15389 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15390 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15391 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15392 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15393 (delayed_branch, tls_call_delay): Likewise.
15394 (eligible_for_sibcall_delay): Likewise.
15395 (eligible_for_return_delay): Likewise.
15396 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15397 (spu_expand_builtin_1): Likewise.
15399 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15400 for all types of conversions.
15401 (output_init_element): Issue -Wc++-compat warning if needed when
15402 initializing a bitfield with enum type.
15403 * c-parser.c (c_parser_expression): Set original_type to
15404 original_type of right hand operand of comma operator.
15406 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15408 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15410 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15411 * doc/cpp.texi (Standard Predefined Macros)
15412 (Implementation-defined behavior): Likewise.
15413 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15414 * doc/gimple.texi (GIMPLE Exception Handling)
15415 (@code{GIMPLE_ASSIGN}): Likewise.
15416 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15417 * doc/invoke.texi (Warning Options, Optimize Options)
15418 (AVR Options, Darwin Options): Likewise.
15419 (Optimize Options): Reformulate -fwhole-program description.
15420 * doc/loop.texi (Lambda): Likewise.
15421 * doc/md.texi (Output Template, Define Constraints)
15422 (Standard Names, Insn Splitting): Likewise.
15423 * doc/options.texi (Option properties): Likewise.
15424 * doc/passes.texi (Tree-SSA passes): Likewise.
15425 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15426 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15427 (File Names and DBX): Likewise.
15428 * doc/trouble.texi (Incompatibilities): Likewise.
15430 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15432 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15433 instruction is correct.
15435 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15437 Allow non-constant arguments to conversion intrinsics.
15438 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15439 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15440 * spu.c (print_operand): Handle 'v' and 'w'.
15441 (exp2_immediate_p, spu_gen_exp2): Define.
15442 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15443 spu_convtf_1): Update parameter descriptions.
15444 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15445 * constraints.md ('v', 'w'): New.
15446 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15448 (i2f, I2F): New define_mode_attr.
15449 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15450 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15451 fixuns_truncv4sfv4si2): Update to use mode attribute.
15452 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15453 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15454 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15455 patterns for combine.
15457 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15459 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15460 (cprop, hoist, pre, store_motion): New debug counters.
15461 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15462 is not an RTL pass anymore.
15463 (pass_profiling): Remove extern decl for pass removed in 2005.
15464 (pass_gcse, pass_jump_bypass): Remove.
15465 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15466 to 0 for clean state.
15467 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15468 * cse.c (gate_handle_cse_after_global_opts,
15469 rest_of_handle_cse_after_global_opts): New functions.
15470 (pass_cse_after_global_opts): New pass, does local CSE.
15471 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15472 (TV_CPROP): New timevar.
15473 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15474 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15475 (gcse_main, recompute_all_luids): Remove.
15476 (compute_hash_table_work): Call max_reg_num instead of reading
15478 (cprop_jump): Don't set run_jump_opt_after_gcse.
15479 (constprop_register): Always allow to alter jumps.
15480 (cprop_insn): Likewise.
15481 (do_local_cprop): Likewise.
15482 (local_cprop_pass): Likewise. Return non-zero if something changed.
15483 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15484 (find_implicit_sets): Add note about missed optimization opportunity.
15485 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15486 pass_rtl_cprop execute function.
15487 Don't bother tracking the pass number, each pass gets its own dumpfile
15489 Always allow to alter jumpsand bypass jumps.
15490 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15491 will just find no suitable set.
15492 (pre_edge_insert): Fix dumping, this function is for PRE only.
15493 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15494 pass_rtl_pre execute function.
15495 (hoist_code): Return non-zero if something changed. Keep track of
15496 substitutions and insertions for statistics gathering similar to PRE.
15497 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15498 called from the pass_rtl_hoist execute function. Show pass statistics.
15499 (compute_store_table): Use max_reg_num directly instead of using the
15500 formerly global max_gcse_regno.
15501 (build_store_vectors): Likewise.
15502 (replace_store_insn): Fix dumping.
15503 (store_motion): Rename to ...
15504 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15505 pass, called from the pass_rtl_store_motion execute function. Keep
15506 track of substitutions and insertions for statistics gathering similar
15508 (bypass_jumps): Remove, fold interesting bits into ...
15509 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15510 from the pass_rtl_cprop execute function.
15511 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15512 pass_jump_bypass): Remove.
15513 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15514 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15515 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15516 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15517 (gate_rtl_store_motion, execute_rtl_store_motion,
15518 pass_rtl_store_motion): New.
15519 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15520 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15521 * passes.c (init_optimization_passes): Remove pass_gcse and
15522 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15523 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15524 instead of pass_jump_bypass.
15526 2009-04-27 Richard Guenther <rguenther@suse.de>
15528 PR middle-end/39928
15529 * gimplify.c (gimplify_expr): If we are required to create
15530 a temporary make sure it ends up as register.
15532 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15535 * config/i386/i386.c (construct_container): Don't call
15536 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15537 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15539 2009-04-27 Michael Matz <matz@suse.de>
15541 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15542 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15543 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15544 (dump_replaceable_exprs): Take a bitmap.
15545 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15547 (expand_gimple_basic_block): Likewise.
15548 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15549 replaceable_expressions member a bitmap.
15550 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15551 (mark_replaceable): Likewise.
15552 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15553 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15555 2009-04-27 Richard Guenther <rguenther@suse.de>
15557 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15558 (verify_stmts): Dispatch to gimple/type verification code.
15559 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15560 issue with call argument types.
15562 2009-04-27 Michael Matz <matz@suse.de>
15564 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15565 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15568 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15569 Eric Botcazou <ebotcazou@adacore.com>
15571 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15572 a label's basic block.
15573 (mark_target_live_regs): Tidy and rework obsolete comments.
15574 Change back DF problem to LIVE. If a label starts a basic block,
15575 assume that all registers that used to be live then still are.
15576 (init_resource_info): If a label starts a basic block, set its
15577 BLOCK_FOR_INSN accordingly.
15578 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15580 2009-04-27 Richard Guenther <rguenther@suse.de>
15582 * tree-flow-inline.h (function_ann): Remove.
15583 (get_function_ann): Likewise.
15584 * tree-dfa.c (create_function_ann): Remove.
15585 * tree-flow.h (struct static_var_ann_d): Remove.
15586 (struct function_ann_d): Likewise.
15587 (union tree_ann_d): Remove fdecl member.
15588 (function_ann_t): Remove.
15589 (function_ann, get_function_ann, create_function_ann): Remove
15592 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15594 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15596 2009-04-27 Jan Hubicka <jh@suse.cz>
15598 * ipa-pure-const.c (struct funct_state_d): New fields
15599 state_previously_known, looping_previously_known; remove
15600 state_set_in_source.
15601 (analyze_function): Use new fields.
15602 (propagate): Avoid assumption that state_set_in_source imply
15605 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15606 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15607 * cfgloop.h (finite_loop_p): Declare.
15609 2009-04-26 Michael Matz <matz@suse.de>
15611 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15613 2009-04-26 Michael Matz <matz@suse.de>
15615 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15616 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15617 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15618 pass_mark_used_blocks): Remove.
15619 * tree-optimize.c (pass_free_datastructures,
15620 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15621 * passes.c (init_optimization_passes): Don't call
15622 pass_mark_used_blocks, remove dead code.
15624 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15626 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15627 * tree-ssa-live.h (register_ssa_partition): Likewise.
15629 2009-04-26 Michael Matz <matz@suse.de>
15632 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15633 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15634 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15636 (compare_pairs): Swap cost comparison.
15637 (coalesce_ssa_name): Don't use change_partition_var.
15638 * tree-nrv.c (struct nrv_data): Add modified member.
15639 (finalize_nrv_r): Set it.
15640 (tree_nrv): Use it to update statements.
15641 (pass_nrv): Require PROP_ssa.
15642 * tree-mudflap.c (mf_decl_cache_locals,
15643 mf_build_check_statement_for): Use make_rename_temp.
15644 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15645 * alias.c (find_base_decl): Handle SSA names.
15646 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15647 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15648 * rtl.h (set_reg_attrs_for_parm): Declare.
15649 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15650 to "optimized", remove unused locals at finish.
15651 (execute_free_datastructures): Make global, call
15652 delete_tree_cfg_annotations.
15653 (execute_free_cfg_annotations): Don't call
15654 delete_tree_cfg_annotations.
15656 * ssaexpand.h: New file.
15657 * expr.c (toplevel): Include ssaexpand.h.
15658 (expand_assignment): Handle SSA names the same as register variables.
15659 (expand_expr_real_1): Expand SSA names.
15660 * cfgexpand.c (toplevel): Include ssaexpand.h.
15661 (SA): New global variable.
15662 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15663 (SSAVAR): New macro.
15664 (set_rtl): New helper function.
15665 (add_stack_var): Deal with SSA names, use set_rtl.
15666 (expand_one_stack_var_at): Likewise.
15667 (expand_one_stack_var): Deal with SSA names.
15668 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15669 before unique numbers.
15670 (expand_stack_vars): Use set_rtl.
15671 (expand_one_var): Accept SSA names, add asserts for them, feed them
15672 to above subroutines.
15673 (expand_used_vars): Expand all partitions (without default defs),
15674 then only the local decls (ignoring those expanded already).
15675 (expand_gimple_cond): Remove edges when jumpif() expands an
15676 unconditional jump.
15677 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15678 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15680 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15681 members of SA; deal with PARM_DECL partitions here; expand
15682 all PHI nodes, free tree datastructures and SA. Commit instructions
15683 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15684 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15685 info and statements at start, collect garbage at finish.
15686 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15687 (VAR_ANN_PARTITION) Remove.
15688 (change_partition_var): Don't declare.
15689 (partition_to_var): Always return SSA names.
15690 (var_to_partition): Only accept SSA names.
15691 (register_ssa_partition): Only check argument.
15692 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15694 (delete_var_map): Don't free it.
15695 (var_union): Only accept SSA names, simplify.
15696 (partition_view_init): Mark only useful SSA names as used.
15697 (partition_view_fini): Only deal with SSA names.
15698 (change_partition_var): Remove.
15699 (dump_var_map): Use ssa_name instead of partition_to_var member.
15700 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15702 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15703 (struct _elim_graph): New member const_dests; nodes member vector of
15705 (set_location_for_edge): New static helper.
15706 (create_temp): Remove.
15707 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15708 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15709 (new_elim_graph): Allocate const_dests member.
15710 (clean_elim_graph): Truncate const_dests member.
15711 (delete_elim_graph): Free const_dests member.
15712 (elim_graph_size): Adapt to new type of nodes member.
15713 (elim_graph_add_node): Likewise.
15714 (eliminate_name): Likewise.
15715 (eliminate_build): Don't take basic block argument, deal only with
15716 partition numbers, not variables.
15717 (get_temp_reg): New static helper.
15718 (elim_create): Use it, deal with RTL temporaries instead of trees.
15719 (eliminate_phi): Adjust all calls to new signature.
15720 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15721 (rewrite_trees): Only do checking.
15722 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15723 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15724 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15725 contains_tree_r, MAX_STMTS_IN_LATCH,
15726 process_single_block_loop_latch, analyze_edges_for_bb,
15727 perform_edge_inserts): Remove.
15728 (expand_phi_nodes): New global function.
15729 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15730 functions, initialize new parameter, remember partitions having a
15732 (finish_out_of_ssa): New global function.
15733 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15734 don't reset in_ssa_p here, don't disable TER when mudflap.
15735 (pass_del_ssa): Remove.
15736 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15738 (execute_free_datastructures): Declare.
15739 * Makefile.in (SSAEXPAND_H): New variable.
15740 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15741 * basic-block.h (commit_one_edge_insertion): Declare.
15742 * passes.c (init_optimization_passes): Move pass_nrv and
15743 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15744 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15745 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15746 (redirect_branch_edge): Deal with super block when expanding, split
15747 out jump patching itself into ...
15748 (patch_jump_insn): ... here, new static helper.
15750 2009-04-26 Michael Matz <matz@suse.de>
15752 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15753 beyond num_ssa_names.
15754 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15755 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15757 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15759 PR inline-asm/39543
15760 * fwprop.c (forward_propagate_asm): New function.
15761 (forward_propagate_and_simplify): Propagate also into __asm, if it
15762 doesn't increase the number of referenced registers.
15765 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15767 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15769 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15770 note_nonlocal_vla_type for nonlocal VLAs.
15771 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15772 contains_remapped_vars, remap_vla_decls): New functions.
15773 (convert_nonlocal_reference_stmt): If not optimizing, call
15774 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15775 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15776 if it wasn't found in var_map.
15777 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15778 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15779 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15781 * gimplify.c (nonlocal_vlas): New variable.
15782 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15784 (gimplify_body): Create and destroy nonlocal_vlas.
15786 * dwarf2out.c (loc_descr_plus_const): New function.
15787 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15788 mem_loc_descriptor, loc_descriptor_from_tree_1,
15789 descr_info_loc, gen_variable_die): Use it.
15791 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15792 !TREE_STATIC VAR_DECLs.
15793 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15794 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15795 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15796 DECL_BY_REFERENCE is valid.
15797 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15798 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15799 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15800 Copy DECL_BY_REFERENCE.
15801 (struct nesting_copy_body_data): New type.
15802 (nesting_copy_decl): New function.
15803 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15804 if they have variable length.
15806 2009-04-26 Michael Matz <matz@suse.de>
15808 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15809 mark new temporaries for renaming.
15811 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15814 * c-decl.c (global_bindings_p): Return negative value.
15815 (c_variable_size): New. Based on variable_size from
15817 (grokdeclarator): Call c_variable_size not variable_size.
15819 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15821 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15823 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15825 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15826 Redefine it to just use mingw/include.
15827 (ASM_SPEC): Rules for -m32 and -m64.
15828 (LINK_SPEC): Use Likewise.
15829 (SPEC_32): New define.
15830 (SPEC_64): Likewise.
15831 (SUB_LINK_SPEC): Likewise.
15832 (MULTILIB_DEFAULTS): New define.
15833 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15834 Add multilib options.
15835 (MULTILIB_DIRNAMES): Likewise.
15836 (MULTILIB_OSDIRNAMES): Likewise.
15837 (LIBGCC): Likewise.
15838 (INSTALL_LIBGCC): Likewise.
15840 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15843 * c-tree.h (enum c_inline_static_type): New.
15844 (record_inline_static): Declare.
15845 * c-decl.c (struct c_inline_static, c_inline_statics,
15846 record_inline_static, check_inline_statics): New.
15847 (pop_file_scope): Call check_inline_statics.
15848 (start_decl): Call record_inline_static instead of pedwarning
15849 directly for static in inline function.
15850 * c-typeck.c (build_external_ref): Call record_inline_static
15851 instead of pedwarning directly for static referenced in inline
15854 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15856 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15857 not new but only being rescanned.
15858 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15859 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15860 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15861 record_set_info, compute_set, grealloc): Remove.
15862 (recompute_all_luids): New function.
15863 (gcse_main): Don't compute sets, and don't do related memory
15864 allocations/free-ing. If something changed before the end of the
15865 pass, update LUIDs using recompute_all_luids.
15866 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15867 (free_gcse_mem): Don't free it either.
15868 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15869 Use the df insn LUIDs.
15870 (load_killed_in_block): Likewise.
15871 (compute_hash_table_work): Don't compute reg_set_in_block.
15872 (compute_transp): Use DF_REG_DEF_CHAINs.
15873 (local_cprop_pass): Don't use compute_sets and related functions.
15874 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15875 Use get_max_uid() instead of max_cuid.
15876 (insert_insn_end_basic_block, pre_insert_copy_insn,
15877 update_ld_motion_stores): Don't try to
15878 keep reg_set tables up to date.
15879 (pre_insert_copies): Use df insn LUIDs.
15880 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15881 (reg_set_info): Don't use extra bitmap argument.
15882 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15883 information to compute regs_set_in_block.
15884 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15885 (bypass_jumps): Don't use compute_sets and friends.
15887 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15890 * opts.c (undocumented_msg): Do not leave blank even with
15893 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15895 * c-decl.c (build_enumerator): Allow values folding to integer
15896 constants but not integer constant expressions with a pedwarn if
15899 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15902 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15903 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15904 type is an integer constant.
15906 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15909 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15912 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15915 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15916 with variably modified return type and no storage class
15917 specifiers, except for the case of nested functions. Distinguish
15918 extern declarations of functions with variably modified return
15919 types from those of objects with variably modified types.
15921 2009-04-25 Jan Hubicka <jh@suse.cz>
15923 * tree.c (list_equal_p): New function.
15924 * tree.h (list_equal_p): Declare.
15925 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15926 basic_block_def, basic_block, const_basic_block): New.
15927 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15928 (redirect_eh_edge): New function.
15929 (make_eh_edge_update_phi): EH edges are not abnormal.
15930 * except.c: Include tree-flow.h.
15931 (list_match): New function.
15932 (eh_region_replaceable_by_p): New function.
15933 (replace_region): New function.
15934 (hash_type_list): New function.
15935 (hash_eh_region): New function.
15936 (eh_regions_equal_p): New function.
15937 (merge_peers): New function.
15938 (remove_unreachable_regions): Verify EH tree when checking;
15940 (copy_eh_region_1): New function.
15941 (copy_eh_region): New function.
15942 (push_reachable_handler): New function.
15943 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15944 regions without label but with live RESX.
15945 * except.h (redirect_eh_edge_to_label): New.
15946 * tree-flow.h (redirect_eh_edge): New.
15947 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15948 basic_block_def, basic_block, const_basic_block): Remove.
15949 * Makefile.in (except.o): Add dependency on tree-flow.h
15950 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15951 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15954 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15957 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15958 on the destination of memcpy.
15960 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15962 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15963 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15964 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15966 2009-04-25 Jan Hubicka <jh@suse.cz>
15968 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15969 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15970 to be reached by different label than left.
15971 (update_eh_edges): Update comment; remove edge_to_remove if possible
15972 and return true if suceeded.
15973 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15974 (cleanup_eh): Compute sharing map.
15975 * except.c (remove_eh_handler_and_replace): Add argument if we should
15977 (remove_unreachable_regions): Update for label sharing.
15978 (label_to_region_map): Likewise.
15979 (get_next_region_sharing_label): New function.
15980 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15982 (remove_eh_handler): Update.
15983 (remove_eh_region_and_replace_by_outer_of): New function.
15984 * except.h (struct eh_region): Add next_region_sharing_label.
15985 (remove_eh_region_and_replace_by_outer_of,
15986 get_next_region_sharing_label): Declare.
15987 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15989 2009-04-25 Jan Hubicka <jh@suse.cz>
15991 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15992 insert code even if they are not critical.
15994 2009-04-25 Jan Hubicka <jh@suse.cz>
15996 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15997 (gimple_can_remove_branch_p): EH edges won't remove branch by
15999 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16000 updating of non-abnormal EH edges.
16001 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16002 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16003 (split_critical_edges): Split also edges where emitting code on them
16004 will lead to splitting later.
16006 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16007 H.J. Lu <hongjiu.lu@intel.com>
16010 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16011 the configured assembler supports fildq and fistpq mnemonics.
16012 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16013 * configure: Regenerated.
16014 * config.in: Ditto.
16016 * config/i386/i386.c (print_operand): Handle 'Z'.
16017 ['z']: Remove handling of special fild/fist suffixes.
16018 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16019 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16020 suffix of fild insn.
16021 (*floatsi<mode>2_vector_mixed): Ditto.
16022 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16023 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16024 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16025 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16026 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16028 2009-04-25 Ben Elliston <bje@au.ibm.com>
16030 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16031 the source of a set operation.
16033 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16035 * target.h (struct gcc_target): Add case_values_threshold field.
16036 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16037 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16038 * targhooks.c (default_case_values_threshold): New function.
16039 * targhooks.h (default_case_values_threshold): Declare function.
16040 * stmt.c (expand_case): Use case_values_threshold target hook.
16041 * expr.h (case_values_threshold): Remove declartation.
16042 * expr.c (case_values_threshold): Remove function.
16043 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16045 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16046 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16047 (avr_case_values_threshold): Declare as static.
16048 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16050 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16051 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16052 (mn10300_case_values_threshold): New function.
16054 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16056 * ira.c (setup_cover_and_important_classes): Add enum cast.
16058 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16060 * genpreds.c (write_enum_constraint_num): Output definition of
16061 CONSTRAINT_NUM_DEFINED_P macro.
16062 * ira.c (setup_cover_and_important_classes): Use
16063 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16065 2009-04-24 DJ Delorie <dj@redhat.com>
16067 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16068 __SH2A_SINGLE_ONLY__ also.
16070 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16072 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16073 (movdf_internal): Ditto.
16074 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16075 SFmode and DFmode constants.
16076 (ia64_print_operand): Add 'G' format for printing
16077 floating point constants.
16079 2009-04-24 Richard Guenther <rguenther@suse.de>
16081 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16082 from unsigned additions.
16084 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16086 * c-typeck.c (set_init_index): Allow array designators that are
16087 not integer constant expressions with a pedwarn if pedantic.
16089 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16091 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16092 zero if no overlap in nonzero bits between the operands.
16094 2009-04-24 Ian Lance Taylor <iant@google.com>
16096 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16097 (record_dead_and_set_regs): Likewise.
16098 * df.h (struct df_mw_hardreg): Change flags field to int.
16099 (struct df_base_ref): Likewise.
16100 (struct df): Change changeable_flags field to int.
16101 * df-scan.c (df_defs_record): Change clobber_flags to int.
16102 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16103 constants rather than #define macros.
16104 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16105 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16106 (enum dwarf_calling_convention): Likewise.
16107 (enum dwarf_line_number_x_ops): Likewise.
16108 (enum dwarf_call_frame_info): Likewise.
16109 (enum dwarf_source_language): Likewise.
16110 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16111 (add_calling_convention_attribute): Likewise.
16112 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16113 (combine_comparisons): Change compcode to int. Add cast to enum type.
16114 * genrecog.c (maybe_both_true_2): Change c to int.
16115 (write_switch): Likewise. Add cast to enum type.
16116 * gimplify.c (gimplify_omp_for): Handle return values from
16117 gimplify_expr using MIN rather than bitwise or.
16118 (gimplify_expr): Add cast to enum type.
16119 * ipa-prop.c (update_jump_functions_after_inlining): Change
16120 IPA_BOTTOM to IPA_JF_UNKNOWN.
16121 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16122 Add casts to enum type.
16123 (setup_cover_and_important_classes): Change cl to int. Add casts
16125 (setup_class_translate): Change cl and mode to int.
16126 (ira_init_once): Change mode to int.
16127 (free_register_move_costs): Likewise.
16128 (setup_prohibited_mode_move_regs): Add casts to enum type.
16129 * langhooks.c (add_builtin_function_common): Rework assertion that
16130 value fits bitfield.
16131 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16132 * omega.c (omega_do_elimination): Avoid math on enum types.
16133 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16134 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16135 int local to handle integral_argment value.
16136 * regmove.c (try_auto_increment): Change PUT_MODE to
16138 * reload.c (push_secondary_reload): Add casts to enum type.
16139 (secondary_reload_class, find_valid_class): Likewise.
16140 * reload1.c (emit_input_reload_insns): Likewise.
16141 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16142 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16143 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16145 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16146 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16148 (expand_complex_libcall): Add casts to enum type.
16149 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16150 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16151 with ERROR_MARK, not NUM_TREE_CODES.
16152 (vect_create_epilog_for_reduction): Likewise.
16153 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16154 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
16155 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
16157 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
16158 vect_unused_in_loop. Change 0 to loop_vect.
16159 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
16160 * var-tracking.c (get_init_value): Change return type to enum
16162 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
16163 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
16165 (arm_override_options): Add casts to enum type.
16166 (arm_emit_tls_decoration): Likewise.
16167 * config/i386/i386.c (ix86_function_specific_restore): Add casts
16169 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
16170 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
16171 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
16173 * config/s390/s390.c (code_for_builtin_64): Change to array of
16175 (code_for_builtin_31): Likewise.
16176 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16178 * config/sparc/sparc.c (sparc_override_options): Change value
16179 field in struct code_model to enum cmodel. In initializer change
16180 0 to NULL and add cast to enum type.
16182 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16183 Change all callers. Issue a -Wc++-compat warning using
16184 lhs_origtype if necessary.
16185 (convert_for_assignment): Issue -Wc++-compat warnings about
16186 invalid conversions to enum type on assignment.
16187 * c-common.h (build_modify_expr): Update declaration.
16189 2009-04-24 Nick Clifton <nickc@redhat.com>
16191 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16192 (function_arg_advance): Likewise.
16193 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16196 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16198 * config/s390/constraints.md ('I', 'J'): Fix condition.
16200 2009-04-24 Diego Novillo <dnovillo@google.com>
16202 * gengtype-parse.c (parse_error): Add newline after message.
16204 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16206 * config/i386/sse.md (avxmodesuffixs): Removed.
16207 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16208 (*avx_pinsr<ssevecsize>): This.
16210 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16212 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16213 follow chains of regs with a single definition, and allow expressions
16214 that are function_invariant_p.
16215 (simple_rhs_p): Allow expressions that are function_invariant_p.
16217 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16219 PR middle-end/39867
16220 * fold-const.c (fold_cond_expr_with_comparison): When folding
16221 > and >= to MAX, make sure the MAX uses the same type as the
16222 comparison's operands.
16224 2009-04-24 Nick Clifton <nickc@redhat.com>
16226 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16227 addressing for DImode accesses.
16228 (frv_print_operand_address): Handle PLUS case.
16229 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16231 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16233 PR rtl-optimization/39794
16234 * alias.c (canon_true_dependence): Add x_addr argument.
16235 * rtl.h (canon_true_dependence): Adjust prototype.
16236 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16237 * cselib.c (cselib_invalidate_mem): Likewise.
16238 * gcse.c (compute_transp): Likewise.
16239 * dse.c (scan_reads_nospill): Likewise.
16240 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16241 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16242 canon_base_addr of the group, plus optional offset.
16243 (struct group_info): Rename canon_base_mem to
16245 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16246 canon_rtx of base_mem.
16248 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16250 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16251 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16253 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16255 * config/spu/spu-builtins.h: Delete file.
16257 * config/spu/spu.h (enum spu_builtin_type): Move here from
16259 (struct spu_builtin_description): Likewise. Add GTY marker.
16260 Do not use enum spu_function_code or enum insn_code.
16261 (spu_builtins): Add extern declaration.
16263 * config/spu/spu.c: Do not include "spu-builtins.h".
16264 (enum spu_function_code, enum spu_builtin_type_index,
16265 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16266 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16267 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16268 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16269 (spu_builtin_types): Make static. Add GTY marker.
16270 (spu_builtins): Add extern declaration with GTY marker.
16271 Include "gt-spu.h".
16273 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16274 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16275 Check programmatically whether all parameters are scalar.
16277 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16279 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16281 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16282 assignment from the constructor either if the target is volatile.
16284 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16286 * config/arm/arm.md (insv): Do not share operands[0].
16288 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16290 * config/vxlib-tls.c (active_tls_threads): Delete.
16291 (delete_hook_installed): New.
16292 (tls_delete_hook): Don't delete the delete hook.
16293 (tls_destructor): Delete it here.
16294 (__gthread_set_specific): Adjust installing the delete hook.
16295 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16296 __gthread_leave_tsd_dtor_context.
16298 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16300 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16302 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16304 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16306 (alpha_rtx_costs): Ditto.
16307 (emit_unlikely_jump): Use add_reg_note.
16308 (emit_frame_store_1): Ditto.
16309 (alpha_expand_prologue): Ditto.
16310 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16311 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16313 2009-04-23 Nick Clifton <nickc@redhat.com>
16315 * config/v850/v850.md (epilogue): Remove suppressed code.
16316 (return): Rename to return_simple and remove test of frame size.
16317 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16318 to gen_return_simple.
16320 2009-04-22 Jing Yu <jingyu@google.com>
16323 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16325 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16328 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16329 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16330 value is a VECTOR_CST, the element type is the element type of the
16333 2009-04-22 DJ Delorie <dj@redhat.com>
16335 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16337 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16339 * alias.c (find_base_term): Move around LO_SUM case, so that
16340 CONST falls through into PLUS/MINUS handling.
16343 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16344 into 0, use omit_one_operand.
16346 2009-04-23 Ben Elliston <bje@au.ibm.com>
16348 * config/rs6000/linux-unwind.h (get_regs): Remove type
16349 puns. Change the type of `pc' to an array of unsigned ints and
16350 update all users. Constify frame24.
16352 2009-04-22 DJ Delorie <dj@redhat.com>
16354 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16355 declarations before code.
16356 (current_function_special_page_vector): Likewise.
16357 (m32c_expand_insv): Silence a warning.
16359 2009-04-21 Taras Glek <tglek@mozilla.com>
16361 * alias.c: Update GTY annotations to new syntax.
16362 * basic-block.h: Likewise.
16363 * bitmap.h: Likewise.
16364 * c-common.h: Likewise.
16365 * c-decl.c: Likewise.
16366 * c-parser.c: Likewise.
16367 * c-pragma.c: Likewise.
16368 * c-tree.h: Likewise.
16369 * cfgloop.h: Likewise.
16370 * cgraph.h: Likewise.
16371 * config/alpha/alpha.c: Likewise.
16372 * config/arm/arm.h: Likewise.
16373 * config/avr/avr.h: Likewise.
16374 * config/bfin/bfin.c: Likewise.
16375 * config/cris/cris.c: Likewise.
16376 * config/darwin.c: Likewise.
16377 * config/frv/frv.c: Likewise.
16378 * config/i386/i386.c: Likewise.
16379 * config/i386/i386.h: Likewise.
16380 * config/i386/winnt.c: Likewise.
16381 * config/ia64/ia64.h: Likewise.
16382 * config/iq2000/iq2000.c: Likewise.
16383 * config/mips/mips.c: Likewise.
16384 * config/mmix/mmix.h: Likewise.
16385 * config/pa/pa.c: Likewise.
16386 * config/pa/pa.h: Likewise.
16387 * config/rs6000/rs6000.c: Likewise.
16388 * config/s390/s390.c: Likewise.
16389 * config/sparc/sparc.c: Likewise.
16390 * config/xtensa/xtensa.c: Likewise.
16391 * cselib.h: Likewise.
16392 * dbxout.c: Likewise.
16393 * dwarf2out.c: Likewise.
16394 * except.c: Likewise.
16395 * except.h: Likewise.
16396 * fixed-value.h: Likewise.
16397 * function.c: Likewise.
16398 * function.h: Likewise.
16399 * gimple.h: Likewise.
16400 * integrate.c: Likewise.
16401 * optabs.c: Likewise.
16402 * output.h: Likewise.
16403 * real.h: Likewise.
16405 * stringpool.c: Likewise.
16406 * tree-data-ref.c: Likewise.
16407 * tree-flow.h: Likewise.
16408 * tree-scalar-evolution.c: Likewise.
16409 * tree-ssa-address.c: Likewise.
16410 * tree-ssa-alias.h: Likewise.
16411 * tree-ssa-operands.h: Likewise.
16412 * tree.c: Likewise.
16413 * tree.h: Likewise.
16414 * varasm.c: Likewise.
16415 * varray.h: Likewise.
16417 * coretypes.h: Do not define GTY macro if it is already defined.
16418 * doc/gty.texi: Update GTY documentation to new syntax.
16419 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16420 annotations on structs.
16421 * gengtype-parse.c: Likewise.
16423 2009-04-22 Mark Heffernan <meheff@google.com>
16425 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16427 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16429 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16432 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16434 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16435 the same as a PLUS without a shift. Increase the cost of a
16438 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16440 * Makefile.in: Update dependencies.
16441 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16442 * errors.h: Remove bogus comment about compatibility.
16443 (warning): Update declaration.
16444 * genautomata.c: Update all calls to warning.
16445 * gimple.c: Do not include errors.h. Include toplev.h.
16446 * tree-ssa-structalias.c: Do not include errors.h.
16447 * omega.c: Likewise.
16448 * tree-ssa-reassoc.c: Likewise.
16449 * config/spu/spu-c.c: Likewise.
16450 * config/spu/t-spu-elf: Update dependencies.
16452 2009-04-22 Richard Guenther <rguenther@suse.de>
16454 PR tree-optimization/39824
16455 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16456 make sure the types are compatible.
16458 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16461 * c-common.c (c_parse_error): Take a token_flags parameter.
16462 Use token_type for the token type instead.
16463 Pass token_flags to cpp_type2name.
16464 * c-common.h (c_parse_error): Update declaration.
16465 * c-parser.c (c_parser_error): Pass 0 as token flags.
16467 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16469 PR rtl-optimization/39580
16470 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16472 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16474 * function.c (expand_function_end): Do not emit a jump to the "naked"
16475 return label for fall-through returns.
16476 * except.c (sjlj_emit_function_exit): Always place the call to the
16477 unregister function at the location installed by expand_function_end.
16479 2009-04-22 Richard Guenther <rguenther@suse.de>
16481 PR tree-optimization/39845
16482 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16483 (gen_inbound_check): Likewise.
16485 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16487 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16489 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16490 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16492 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16494 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16495 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16496 shift counts to avoid out-of-bounds array accesses.
16498 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16500 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16501 (Pmode): Move above.
16503 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16505 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16506 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16507 GET_CODE macro. Use IN_RANGE macro where appropriate.
16508 * config/alpha/alpha.h: Ditto.
16509 * config/alpha/alpha.md: Ditto.
16510 * config/alpha/constraints.md: Ditto.
16511 * config/alpha/predicates.md: Ditto.
16513 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16515 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16516 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16517 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16518 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16519 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16520 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16521 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16522 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16523 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16524 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16525 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16526 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16527 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16528 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16529 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16530 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16531 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16532 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16533 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16534 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16535 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16536 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16537 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16538 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16539 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16540 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16541 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16543 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16545 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16546 references from comments.
16547 * cfgbuild.c: (count_basic_blocks): Delete.
16548 (find_basic_blocks_1): Delete.
16549 (find_basic_blocks): Delete.
16550 * except.c (finish_eh_generation): Make static. Move comment from
16551 except.h here. Remove find_basic_blocks references from comments.
16552 * except.h (finish_eh_generation): Delete.
16553 * basic-block.h (find_basic_blocks): Delete.
16554 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16556 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16558 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16559 (sdbout_parms): Likewise.
16561 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16563 * config/sh/sh.c (prepare_cbranch_operands): Use
16564 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16565 (expand_cbranchdi4): Likewise.
16566 (from_compare): Add cast to enum type.
16567 (expand_cbranchsi4): Use add_reg_note.
16568 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16569 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16570 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16571 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16572 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16573 instead of CODE_FOR_nothing.
16574 (cbranchdi4): Likewise. Fix the order of arguments for
16576 (push_fpscr): Use add_reg_note.
16577 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16578 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16580 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16582 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16583 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16584 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16585 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16586 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16587 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16588 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16589 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16590 config/alpha/x-vms, config/arc/t-arc,
16591 config/arm/README-interworking, config/arm/arm-c.c,
16592 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16593 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16594 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16595 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16596 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16597 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16598 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16599 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16600 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16601 config/cris/t-elfmulti, config/crx/t-crx,
16602 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16603 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16604 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16605 config/h8300/t-h8300, config/i386/athlon.md,
16606 config/i386/darwin-libgcc.10.4.ver,
16607 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16608 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16609 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16610 config/i386/t-linux64, config/i386/t-nwld,
16611 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16612 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16613 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16614 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16615 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16616 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16617 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16618 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16619 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16620 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16621 config/m68k/t-uclinux, config/mcore/t-mcore,
16622 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16623 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16624 config/mips/crtn.asm, config/mips/irix-crti.asm,
16625 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16626 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16627 config/mips/mips-fixed.md, config/mips/sb1.md,
16628 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16629 config/mips/t-iris6, config/mips/t-isa3264,
16630 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16631 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16632 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16633 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16634 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16635 config/mn10300/t-linux, config/mn10300/t-mn10300,
16636 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16637 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16638 config/picochip/libgccExtras/clzsi2.asm,
16639 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16640 config/rs6000/darwin-libgcc.10.4.ver,
16641 config/rs6000/darwin-libgcc.10.5.ver,
16642 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16643 config/rs6000/t-aix43, config/rs6000/t-aix52,
16644 config/rs6000/t-darwin, config/rs6000/t-fprules,
16645 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16646 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16647 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16648 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16649 config/rs6000/t-rtems, config/rs6000/t-spe,
16650 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16651 config/score/t-score-elf, config/sh/divcost-analysis,
16652 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16653 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16654 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16655 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16656 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16657 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16658 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16659 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16660 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16661 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16662 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16663 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16664 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16665 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16666 * config/h8300/genmova.sh: Include copyright and license notices
16667 in generated output.
16668 * config/h8300/mova.md: Regenerate.
16669 * doc/install.texi2html: Include word "Copyright" in copyright
16670 notice and use name "Free Software Foundation, Inc.".
16671 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16672 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16673 ChangeLog-2007, ChangeLog-2008: Correct dates.
16675 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16677 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16678 NE_EXPR operations as well.
16679 * c-parser.c (c_parser_condition): Do not set location information on
16681 (c_parser_conditional_expression): Likewise.
16682 (c_parser_binary_expression): Set location information on operators.
16683 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16684 TRUTH_NOT_EXPR has been folded.
16685 * fold-const.c (fold_truth_not_expr): Copy location information from
16686 the incoming expression to the outgoing one.
16687 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16688 recursive calls on the LHS of the operator but pass that of the
16689 operator to recursive calls on the RHS of the operator. Set it
16691 (shortcut_cond_expr): Set the locus of the operator on the second
16692 COND_EXPR and that of the expression on the first in degenerate cases.
16693 Pass the locus of the expression to calls to shortcut_cond_r.
16694 Set the locus of the 'then' block on the associated jump, if any.
16695 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16696 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16697 expression to call to gimplify_boolean_expr.
16699 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16701 * config.gcc: Add additional configuration for
16702 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16703 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16704 (CPP_SPEC): Redefine for allowing -municode option.
16705 (STARTFILE_SPEC): Likewise.
16706 * config/i386/t-mingw-w64: New.
16707 * config/i386/mingw-w64.opt: New.
16708 (municode): Add new target option.
16709 * doc/invoke.texi (municode): Add documentation for new option.
16711 2009-04-21 Ian Lance Taylor <iant@google.com>
16713 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16714 Correct test for number of arguments.
16715 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16717 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16719 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16720 argument of emit_library_call.
16722 2009-04-21 Richard Guenther <rguenther@suse.de>
16724 PR middle-end/39829
16725 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16726 inside VIEW_CONVERT_EXPRs.
16728 2009-04-21 Martin Jambor <mjambor@suse.cz>
16730 * tree-switch-conversion.c (build_constructors): Split a long line.
16731 (constructor_contains_same_values_p): New function.
16732 (build_one_array): Create assigns of constants if possible, do not
16733 call mark_sym_for_renaming, call update_stmt.
16734 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16735 make_rename_temp. Do not call mark_symbols_for_renaming, call
16737 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16738 find_new_referenced_vars, call update_stmt.
16739 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16740 instead of calling make_rename_temp. Do not call
16741 find_new_referenced_vars or mark_symbols_for_renaming, call
16744 2009-04-21 Richard Guenther <rguenther@suse.de>
16746 PR tree-optimization/39827
16747 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16748 (tree_ssa_phiprop): Pass the correct array size.
16750 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16752 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16754 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16757 * c-typeck.c (lvalue_p): Move declaration ...
16758 * c-common.h (lvalue_p): ... to here.
16759 * c-common.c (candidate_equal_p): New.
16760 (add_tlist): Use it.
16761 (merge_tlist): Use it.
16762 (warn_for_collisions_1): Likewise.
16763 (warning_candidate_p): Accept more candidates.
16764 (verify_tree): A warning candidate can be an expression. Use
16767 2009-04-21 Ben Elliston <bje@au.ibm.com>
16770 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16771 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16772 options. Remove -mcall-solaris documentation.
16774 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16777 * doc/invoke.texi (-Wlong-long): Update description.
16778 * c-lex (interpret_integer): Only warn if there was no previous
16779 overflow and -Wlong-long is enabled.
16780 * c-decl.c (declspecs_add_type): Drop redundant flags.
16781 * c.opt (Wlong-long): Init to -1.
16782 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16783 and front-end warn_long_long. Wlong-long only depends on other
16784 flags if it is uninitialized.
16785 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16786 the same for CPP and FE.
16787 (restore_extension_diagnostics): Likewise.
16789 2009-04-20 Ian Lance Taylor <iant@google.com>
16791 Fix enum conversions which are invalid in C++:
16792 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16793 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16794 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16795 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16796 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16797 (dbxout_parms): Likewise.
16798 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16799 (df_clear_flags): Likewise.
16800 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16801 top_flag parameter to int.
16802 (df_chain_create_bb_process_use): Likewise.
16803 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16805 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16806 (df_ref_create_structure, df_def_record_1): Likewise.
16807 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16808 (df_notes_rescan): Change 0 to VOIDmode in function call.
16809 (df_get_call_refs, df_insn_refs_collect): Likewise.
16810 (df_bb_regs_collect): Likewise.
16811 (df_entry_block_defs_collect): Likewise.
16812 (df_exit_block_uses_collect): Likewise.
16813 * df.h: Update declarations.
16814 * double-int.c (double_int_divmod): Add cast to enum type.
16815 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16816 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16817 (based_loc_descr): Likewise.
16818 (loc_descriptor_from_tree_1): Change first_op and second_op to
16819 enum dwarf_location_atom. Add cast to enum type.
16820 * expmed.c (init_expmed): Change 0 to SET in function call.
16821 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16822 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16823 (do_store_flag): Likewise.
16824 * fixed-value.h (struct fixed_value): Change mode to enum
16826 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16827 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16829 (insert_insn_decl, insert_decl, insert_state): Likewise.
16830 (automata_list_finish): Likewise.
16831 * genrecog.c (process_define_predicate): Add cast to enum type.
16832 * gensupport.c (init_predicate_table): Add cast to enum type.
16833 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16835 (gimple_build_call_1, gimple_build_label): Likewise.
16836 (gimple_build_goto, gimple_build_asm_1): Likewise.
16837 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16838 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16839 (enum fallback): Rename from enum fallback_t.
16840 (fallback_t): Typedef as int.
16841 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16842 GSI_SAME_STMT in function call.
16843 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16845 (setup_reg_class_relations): Likewise.
16846 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16847 (setup_prohibited_class_mode_regs): Add cast to enum type.
16848 (setup_prohibited_mode_move_regs): Likewise.
16849 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16850 (record_address_regs): Change i to enum reg_class.
16851 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16852 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16853 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16854 (GET_MODE_2XWIDER_MODE): Likewise.
16855 (GET_CLASS_NARROWEST_MODE): Likewise.
16856 * omp-low.c (expand_omp_for): Add cast to enum type.
16857 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16858 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16859 * postreload.c (reload_cse_simplify_operands): Change rclass local
16861 * predict.c (combine_predictions_for_insn): Change best_predictor
16862 and predictor to enum br_predictor.
16863 (combine_predictions_for_bb): Likewise.
16864 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16865 use SET_PREDICT_EXPR_OUTCOME.
16866 * real.c (real_arithmetic): Change icode to code in function call.
16867 * reginfo.c (init_move_cost): Add casts to enum type.
16868 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16869 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16871 * reload.c (find_valid_class): Add casts to enum type.
16872 (push_reload): Change 0 to NO_REGS in function call.
16873 (find_reloads): Change this_alternative to array of enum
16874 reg_class. Remove some now-unnecessary casts.
16875 (make_memloc): Change 0 to VOIDmode in function call.
16876 * reload1.c (reload): Change 0 to VOIDmode in function call.
16877 (eliminate_regs_1, elimination_effects): Likewise.
16878 (eliminate_regs_in_insn): Likewise.
16879 (emit_input_reload_insns): Add cast to enum type.
16880 (delete_output_reload): Change 0 to VOIDmode in function call.
16881 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16882 to enum type in function call.
16883 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16884 (SET_PREDICT_EXPR_OUTCOME): Define.
16885 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16886 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16887 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16888 (dump_function): Likewise.
16889 * tree-dump.h: Update declarations.
16890 * tree-pass.h: Update declarations.
16891 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16892 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16894 (arm_rtx_costs_1): Correct parenthesization.
16895 (arm_rtx_costs): Add casts to enum type.
16896 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16897 (vfp_emit_fstmd): Use add_rg_note.
16898 (emit_multi_reg_push, emit_sfm): Likewise.
16899 (thumb_set_frame_pointer): Likewise.
16900 (arm_expand_prologue): Likewise.
16901 (arm_regno_class): Change return type to enum reg_class.
16902 (thumb1_expand_prologue): Use add_reg_note.
16903 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16904 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16906 * config/arm/gentune.sh: Add cast to enum type.
16907 * config/arm/arm-tune.md: Rebuild.
16908 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16909 (ix86_split_fp_branch, predict_jump): Likewise.
16910 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16911 insn_code to enum rtx_code.
16912 (ix86_builtin_vectorized_function): Add cast to enum type.
16913 * config/i386/i386.md (truncdfsf2): Change slot to enum
16915 (truncxf<mode>2, isinf<mode>2): Likewise.
16916 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16918 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16919 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16920 (insert_bundle_state): Change 1 to INSERT in function call.
16921 (ia64_add_bundle_selector_before): Likewise.
16922 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16923 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16924 (restore_stack_nonlocal): Likewise.
16925 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16927 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16929 (mips_rtx_costs): Likewise.
16930 (mips_override_options): Add casts to enum type.
16931 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16933 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16934 (store_reg, set_reg_plus_d): Likewise.
16935 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16936 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16938 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16940 (emit_unlikely_jump): Use add_reg_note.
16941 (rs6000_emit_allocate_stack): Likewise.
16942 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16943 (output_toc): Change 1 to INSERT in function call.
16944 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16945 (rs6000_initialize_trampoline): Likewise.
16946 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16948 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16949 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16950 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16951 (save_gprs): Use add_reg_note.
16952 (s390_emit_prologue): Likewise.
16953 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16954 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16955 (sparc_fold_builtin): Add cast to enum type.
16956 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16958 (spu_expand_prologue): Use add_reg_note.
16959 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16961 2009-04-20 Ian Lance Taylor <iant@google.com>
16963 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16964 (c_parser_postfix_expression_after_primary): Get VEC for list of
16965 arguments. Get original types of arguments. Call
16966 build_function_call_vec.
16967 (cached_expr_list_1, cached_expr_list_2): New static variables.
16968 (c_parser_expr_list): Change return type to VEC *. Add
16969 p_orig_types parameter. Change all callers.
16970 (c_parser_release_expr): New static function.
16971 (c_parser_vec_to_tree_list): New static function.
16972 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16973 call build_function_call_vec.
16974 (build_function_call_vec): New function, based on old
16975 build_function_call.
16976 (convert_arguments): Remove nargs and argarray parameters. Change
16977 values to a VEC. Add origtypes parameter.
16978 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16979 (convert_for_assignment): Add origtype parameter. Change all
16980 callers. If warn_cxx_compat, check for conversion to an enum
16981 type when calling a function.
16982 (store_init_value): Add origtype parameter. Change all callers.
16983 (digest_init): Likewise.
16984 (struct init_node): Add origtype field.
16985 (add_pending_init): Add origtype parameter. Change all callers.
16986 (output_init_element): Likewise.
16987 (output_pending_init_elements): Pass origtype from init_node to
16988 output_init_element.
16989 (process_init_element): Pass origtype from c_expr to
16990 output_init_element.
16991 (c_finish_return): Add origtype parameter. Change all callers.
16992 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16994 (sync_resolve_params): Likewise.
16995 (sync_resolve_return): Change params to first_param. Change caller.
16996 (resolve_overloaded_builtins): Change params to VEC *. Change
16997 callers. Save first parameter around call to build_function_call_vec.
16998 * c-decl.c (finish_decl): Add origtype parameter. Change all
16999 callers. Call build_function_call_vec rather than
17000 build_function_call for cleanup.
17001 * c-tree.h: Update declarations.
17002 * c-common.h: Update declarations.
17003 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17004 params to first_param.
17005 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17006 params parameter from tree to void *.
17007 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17008 Change arglist parameter to have type void *, and to be a pointer
17010 * config/rs6000/rs6000-protos.h
17011 (altivec_resolve_overloaded_builtin): Update declaration.
17012 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17013 fnargs parameter to have type void *, and to be a pointer to a
17014 VEC. Call build_function_call_vec instead of
17015 build_function_call.
17016 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17018 2009-04-20 Joey Ye <joey.ye@intel.com>
17019 Xuepeng Guo <xuepeng.guo@intel.com>
17020 H.J. Lu <hongjiu.lu@intel.com>
17022 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17024 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17025 (IX86_LEA_PRIORITY): Likewise.
17026 (distance_non_agu_define): New function.
17027 (distance_agu_use): Likewise.
17028 (ix86_lea_for_add_ok): Likewise.
17029 (ix86_dep_by_shift_count): Likewise.
17031 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17032 should split for LEA.
17034 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17036 (ix86_dep_by_shift_count): Likewise.
17038 2009-04-20 Richard Guenther <rguenther@suse.de>
17040 * expr.c (handled_component_p): Move ...
17041 * tree.h (handled_component_p): ... here.
17042 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17043 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17044 and REALPART_EXPR to be in one group.
17046 2009-04-20 Richard Guenther <rguenther@suse.de>
17048 * basic-block.h (get_all_dominated_blocks): Declare.
17049 * dominance.c (get_all_dominated_blocks): New function.
17050 * tree-cfg.c (get_all_dominated_blocks): Remove.
17051 (remove_edge_and_dominated_blocks): Adjust.
17052 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17053 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17054 instead of recursing.
17056 2009-04-20 Doug Kwan <dougkwan@google.com>
17058 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17059 (struct cgraph_node_set_def): New type.
17060 (cgraph_node_set) New type. Also declare vector functions.
17061 (struct cgraph_node_set_element_def): New type.
17062 (cgraph_node_set_element): Ditto.
17063 (cgraph_node_set_iterator): New iterator type.
17064 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17065 cgraph_node_set_remove, dump_cgraph_node_set,
17066 debug_cgraph_node_set): New prototypes.
17067 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17068 cgraph_node_set_size): New inlines.
17069 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17070 including cgraph.h.
17071 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17072 argument to function 'write_summary'.
17073 * ipa.c: Include ggc.h.
17074 (hash_cgraph_node_set_element,
17075 eq_cgraph_node_set_element, cgraph_node_set_new,
17076 cgraph_node_set_add, cgraph_node_set_remove,
17077 cgraph_node_set_find, dump_cgraph_node_set,
17078 debug_cgraph_node_set): New functions.
17079 * Makefile.in (ipa.o): Add dependency on GGC_H.
17081 2009-04-20 Ira Rosen <irar@il.ibm.com>
17083 PR tree-optimization/39675
17084 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17085 check of the return code of vect_schedule_slp. Check that
17086 stmt_vec_info still exists for the statement, before checking its
17087 vectorization type.
17089 2009-04-20 Michael Matz <matz@suse.de>
17091 * Makefile.in (generated_files): Take out $(simple_generated_c).
17093 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17095 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17096 (UINTPTR_TYPE): Likewise.
17098 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17101 * c-typeck.c (digest_init): Check for initializing an array with a
17104 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17107 * c-semantics.c (pop_stmt_list): Propagate
17108 STATEMENT_LIST_HAS_LABEL to parent statement list.
17110 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17112 * config/mips/mips.h (mips_tune_attr): New macro.
17113 * config/mips/mips.md (cpu): Use it.
17115 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17118 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17121 2009-04-19 Diego Novillo <dnovillo@google.com>
17123 * toplev.c (compile_file): Move call to coverage_finish ...
17124 * cgraphunit.c (ipa_passes): ... here.
17125 Call cgraph_process_new_functions.
17126 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17127 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17129 2009-04-19 Jan Hubicka <jh@suse.cz>
17131 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17133 (dump_cgraph_node): Dump can throw external flag.
17134 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17136 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17140 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17141 * common.opt (Wlogical-op): Move from here...
17142 * c.opt (Wlogical-op): ... to here.
17143 * c-typeck.c (parser_build_binary_op): Update call to
17144 warn_logical_operator.
17145 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17147 * c-common.c (warn_logical_op): Update.
17148 * c-common.h (warn_logical_op): Update declaration.
17150 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17152 * tree.c (protected_set_expr_location): Fix formatting.
17154 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17157 * c-typeck.c (readonly_warning): new.
17158 (build_unary_op, build_modify_expr): Use readonly_warning for
17159 storing into something readonly but not const-qualified.
17161 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17164 * c-typeck.c (build_unary_op): Check for taking address of
17165 expression of type void.
17167 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17170 * c-typeck.c (build_function_call): Check for calling a function
17171 with qualified void return types. Call require_complete_type when
17174 2009-04-18 Jan Hubicka <jh@suse.cz>
17176 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17178 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17179 can_throw_external flag.
17180 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17181 * ipa-pure-const.c (ignore_edge): New function.
17182 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17183 only over can_throw_external edges.
17184 (local_pure_const): Add nothrow flag.
17185 * ipa-utils.c (searchc): Add ignore_edge callback.
17186 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17187 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17188 (set_nothrow_function_flags): Update cgraph.
17189 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17191 2009-04-18 Richard Guenther <rguenther@suse.de>
17193 PR middle-end/39804
17194 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17195 (fold_stmt): ... this and ...
17196 (fold_stmt_inplace): ... this.
17197 (fold_stmt_1): Fold references in calls and asms.
17198 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17200 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17202 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17203 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17205 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17207 * tree.c (function_args_count): Remove.
17208 * tree.h: Remove the prototype for function_args_count.
17210 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17212 * tree-iterator.c (expr_only): Remove.
17213 * tree.h: Remove the prototype for expr_only.
17215 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17217 * reginfo.c (cannot_change_mode_set_regs): Remove.
17218 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17220 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17222 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17223 whether operands 0 and 1 overlaps.
17225 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17227 PR middle-end/36902
17228 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17229 pointer. Use warning_at instead of warning.
17230 (search_for_addr_array): Likewise.
17231 (check_array_bounds): Likewise.
17232 (check_all_array_refs): Check that the incoming edge is not in the
17233 list of edges to be removed.
17234 (check_all_array_refs): Avoid the temporal pointer.
17235 (vrp_visit_cond_stmt): Fix typo.
17236 (simplify_switch_using_ranges): Handle the case where the switch
17237 index is an integer constant.
17239 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17241 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17243 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17245 * doc/extend.texi, doc/invoke.texi: Fix typos.
17247 2009-04-17 Cary Coutant <ccoutant@google.com>
17249 * tree-flow-inline.h (get_lineno): Fix inverted test.
17251 2009-04-17 Diego Novillo <dnovillo@google.com>
17253 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17254 assertion for AVAIL_OUT.
17256 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17259 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17260 * config/sh/linux-atomic.asm: Likewise.
17262 2009-04-17 Diego Novillo <dnovillo@google.com>
17264 * except.c (debug_eh_tree): New.
17265 (struct eh_region, struct eh_status): Move ...
17266 * except.h: ... here.
17267 (add_type_for_runtime): Declare extern.
17268 (lookup_type_for_runtime): Likewise.
17269 (debug_eh_tree): Declare.
17270 * Makefile.in (GTFILES): List except.h before except.c
17272 2009-04-17 Diego Novillo <dnovillo@google.com>
17274 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17275 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17276 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17277 (find_vars_r): ... here.
17278 * tree-flow.h (find_referenced_vars_in): Declare.
17279 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17280 that AVAIL_OUT exists for BLOCK.
17281 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17282 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17283 (tree-parloops.o): Likewise.
17285 2009-04-17 Simon Baldwin <simonb@google.com>
17287 * toplev.c (default_tree_printer): Add handling for %E format.
17289 2009-04-17 Diego Novillo <dnovillo@google.com>
17291 * tree-pretty-print.c (dump_generic_node): Add break after
17292 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17293 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17294 FUNCTION_TYPE together. Call print_struct_decl when printing
17295 structures and TDF_SLIM is not given.
17296 (print_struct_decl): Fix logic for detecting recursion.
17298 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17301 * gcc.c (create_at_file): New.
17302 (compile_input_file_p): New.
17303 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17304 * main.c (main): Update call to toplev_main.
17305 * toplev.c (toplev_main): Change signature. Call expandargv.
17306 * toplev.h (toplev_main): Change signature.
17308 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17310 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17311 if the latter is not constant.
17313 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17315 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17317 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17319 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17320 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17322 2009-04-17 Richard Guenther <rguenther@suse.de>
17324 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17325 Handle component references view-converting an invariant address.
17327 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17329 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17330 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17331 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17332 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17333 Use @deftypevr rather than @deftypevar.
17335 2009-04-17 Richard Guenther <rguenther@suse.de>
17337 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17338 (get_prop_source_stmt): Likewise.
17339 (can_propagate_from): Likewise.
17341 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17343 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17344 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17345 (--with-multilib-list): Add default value.
17346 * configure: Regenerate.
17347 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17348 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17349 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17350 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17351 Don't add default cpu to multilib list unnecessarily, but do enable
17352 the relevant compiler option..
17353 Add support for --with-multilib-list=<blank> and
17354 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17355 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17356 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17357 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17358 TM_MULTILIB_CONFIG.
17359 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17360 (MULTILIB_OSDIRNAMES): New variable.
17361 * config/sh/t-1e: Delete file.
17362 * config/sh/t-mlib-sh1: Delete file.
17363 * config/sh/t-mlib-sh2: Delete file.
17364 * config/sh/t-mlib-sh2a: Delete file.
17365 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17366 * config/sh/t-mlib-sh2a-single: Delete file.
17367 * config/sh/t-mlib-sh2a-single-only: Delete file.
17368 * config/sh/t-mlib-sh2e: Delete file.
17369 * config/sh/t-mlib-sh3e: Delete file.
17370 * config/sh/t-mlib-sh4: Delete file.
17371 * config/sh/t-mlib-sh4-nofpu: Delete file.
17372 * config/sh/t-mlib-sh4-single: Delete file.
17373 * config/sh/t-mlib-sh4-single-only: Delete file.
17374 * config/sh/t-mlib-sh4a: Delete file.
17375 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17376 * config/sh/t-mlib-sh4a-single: Delete file.
17377 * config/sh/t-mlib-sh4a-single-only: Delete file.
17378 * config/sh/t-mlib-sh4al: Delete file.
17379 * config/sh/t-mlib-sh5-32media: Delete file.
17380 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17381 * config/sh/t-mlib-sh5-64media: Delete file.
17382 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17383 * config/sh/t-mlib-sh5-compact: Delete file.
17384 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17385 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17386 * doc/install.texi (Options specification): Add
17387 --with-multilib-list and --with-endian.
17389 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17391 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17393 (OBJS-common): Add plugin-version.o.
17394 (plugin-version.o): New.
17395 * gcc-plugin.h (plugin_gcc_version): New.
17396 (plugin_default_version_check): New.
17397 (plugin_init_func, plugin_init): Add version argument.
17398 * plugin-version.c: New.
17399 * plugin.c (str_plugin_gcc_version_name): New.
17400 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17401 pass it to the init function.
17402 (plugin_default_version_check): New.
17404 2009-04-17 Richard Guenther <rguenther@suse.de>
17406 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17407 for decl-vs-decl disambiguation.
17409 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17411 * config/s390/s390.h (s390_tune_attr): New macro definition.
17412 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17414 2009-04-17 Richard Guenther <rguenther@suse.de>
17416 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17417 (fold_stmt_r): Likewise.
17418 (maybe_fold_reference): New function.
17419 (fold_gimple_assign): Handle cases fold_stmt_r did.
17420 (fold_stmt): Do not use fold_stmt_r.
17421 (fold_stmt_inplace): Likewise.
17423 2009-04-17 Richard Guenther <rguenther@suse.de>
17425 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17426 (record_equivalences_from_stmt): Remove useless checks and
17428 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17429 the type is already suitable.
17431 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17433 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17435 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17437 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17438 (CMPtype): Define as __gcc_CMPtype.
17440 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17442 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17443 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17445 2009-04-17 Richard Guenther <rguenther@suse.de>
17447 PR tree-optimization/39746
17448 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17449 special-casing for builtins and static variable use/def.
17450 (call_may_clobber_ref_p_1): Likewise.
17452 2009-04-16 Ian Lance Taylor <iant@google.com>
17454 * df.h: Include "timevar.h".
17455 (struct df_problem): Change tv_id field to timevar_id_t.
17456 * tree-pass.h: Include "timevar.h".
17457 (struct opt_pass): Change tv_id field to timevar_id_t.
17458 * timevar.h (timevar_id_t): Define TV_NONE.
17459 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17460 TV_NONE rather than tv_id != 0.
17461 (execute_one_pass): Likewise.
17462 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17463 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17464 dependencies to $(TREE_PASS_H).
17465 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17467 (pass_branch_target_load_optimize2): Likewise.
17468 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17469 (pass_outof_cfg_layout_mode): Likewise.
17470 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17471 (pass_rebuild_cgraph_edges): Likewise.
17472 (pass_remove_cgraph_callee_edges): Likewise.
17473 * df-core.c (pass_df_initialize_opt): Likewise.
17474 (pass_df_initialize_no_opt): Likewise.
17475 (pass_df_finish): Likewise.
17476 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17477 * except.c (pass_set_nothrow_function_flags): Likewise.
17478 (pass_convert_to_eh_region_ranges): Likewise.
17479 * final.c (pass_compute_alignments): Likewise.
17480 * function.c (pass_instantiate_virtual_regs): Likewise.
17481 (pass_init_function): Likewise.
17482 (pass_leaf_regs): Likewise.
17483 (pass_match_asm_constraints): Likewise.
17484 * gimple-low.c (pass_lower_cf): Likewise.
17485 (pass_mark_used_blocks): Likewise.
17486 * init-regs.c (pass_initialize_regs): Likewise.
17487 * integrate.c (pass_initial_value_sets): Likewise.
17488 * ira.c (pass_ira): Likewise.
17489 * jump.c (pass_cleanup_barriers): Likewise.
17490 * omp-low.c (pass_expand_omp): Likewise.
17491 (pass_lower_omp): Likewise.
17492 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17493 * recog.c (pass_split_all_insns): Likewise.
17494 (pass_split_after_reload): Likewise.
17495 (pass_split_before_regstack): Likewise.
17496 (pass_split_before_sched2): Likewise.
17497 (pass_split_for_shorten_branches): Likewise.
17498 * reginfo.c (pass_reginfo_init): Likewise.
17499 (pass_subregs_of_mode_init): Likewise.
17500 (pass_subregs_of_mode_finish): Likewise.
17501 * passes.c (pass_postreload): Likewise.
17502 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17503 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17504 (pass_warn_function_return): Likewise.
17505 (pass_warn_function_noreturn): Likewise.
17506 * tree-complex.c (pass_lower_complex): Likewise.
17507 (pass_lower_complex_O0): Likewise.
17508 * tree-if-conv.c (pass_if_conversion): Likewise.
17509 * tree-into-ssa.c (pass_build_ssa): Likewise.
17510 * tree-mudflap.c (pass_mudflap_1): Likewise.
17511 (pass_mudflap_2): Likewise.
17512 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17513 (pass_mudflap_2): Likewise.
17514 * tree-nrv.c (pass_return_slot): Likewise.
17515 * tree-object-size.c (pass_object_sizes): Likewise.
17516 * tree-optimize.c (pass_all_optimizations): Likewise.
17517 (pass_early_local_passes): Likewise.
17518 (pass_all_early_optimizations): Likewise.
17519 (pass_cleanup_cfg): Likewise.
17520 (pass_cleanup_cfg_post_optimizing): Likewise.
17521 (pass_free_datastructures): Likewise.
17522 (pass_free_cfg_annotations): Likewise.
17523 (pass_fixup_cfg): Likewise.
17524 (pass_init_datastructures): Likewise.
17525 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17526 (pass_late_warn_uninitialized): Likewise.
17527 (pass_update_address_taken): Likewise.
17528 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17529 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17530 (pass_cse_sincos): Likewise.
17531 (pass_convert_to_rsqrt): Likewise.
17532 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17533 * tree-stdarg.c (pass_stdarg): Likewise.
17534 * tree-tailcall.c (pass_tail_recursion): Likewise.
17535 (pass_tail_calls): Likewise.
17536 * tree-vect-generic.c (pass_lower_vector): Likewise.
17537 (pass_lower_vector_ssa): Likewise.
17538 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17540 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17542 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17544 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17546 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17547 logical and signext.
17549 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17552 * config/sh/predicates.md (arith_operand): Check if the operand
17553 of TRUNCATE is a REG.
17555 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17557 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17558 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17560 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17562 * tree-iterator.c (tsi_split_statement_list_after,
17563 tsi_split_statement_list_before): Remove.
17564 * tree-iterator.h: Remove the prototypes for
17565 tsi_split_statement_list_after and tsi_split_statement_list_before.
17567 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17569 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17570 * tree-ssa-propagate.h: Remove the prototype for
17571 stmt_makes_single_load.
17573 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17575 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17576 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17578 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17580 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17582 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17584 * except.c (eh_region_outer_p): Remove.
17585 * except.h: Remove the prototype for eh_region_outer_p.
17587 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17589 * function.c (current_function_assembler_name): Remove.
17590 * function.h: Remove the prototype for
17591 current_function_assembler_name.
17593 2009-04-16 Ian Lance Taylor <iant@google.com>
17595 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17596 (add_reg_note): Call alloc_reg_note.
17597 * rtl.h (alloc_reg_note): Declare.
17598 * combine.c (try_combine): Use alloc_reg_note.
17599 (recog_for_combine, move_deaths): Likewise.
17600 (distribute_notes): Use alloc_reg_note and add_reg_note.
17601 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17602 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17603 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17605 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17607 PR rtl-optimization/39762
17608 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17609 ira_may_move_out_cost): Add comments about way of their usage.
17610 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17612 * ira-conflicts.c (process_regs_for_copy): Use function
17613 ira_get_register_move_cost instead of global
17614 ira_register_move_cost.
17616 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17617 color_pass, move_spill_restore, update_curr_costs): Ditto.
17619 * ira-lives.c (process_single_reg_class_operands): Ditto.
17621 * ira-emit.c (emit_move_list): Ditto.
17623 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17624 (record_reg_classes): Ditto. Use functions
17625 ira_get_register_move_cost and ira_get_may_move_cost instead of
17626 global vars ira_register_move_cost, ira_may_move_out_cost and
17627 ira_may_move_in_cost.
17628 (record_address_regs): Don't call ira_init_register_move_cost.
17629 Use function ira_get_may_move_cost instead of global
17630 ira_may_move_in_cost.
17631 (process_bb_node_for_hard_reg_moves): Use function
17632 ira_get_register_move_cost instead of global ira_register_move_cost.
17633 (ira_costs): Don't call ira_init_register_move_cost.
17635 2009-04-16 Richard Guenther <rguenther@suse.de>
17637 * tree-cfg.c (verify_gimple_assign_binary):
17638 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17639 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17640 (create_general_new_stmt): Note that this function is broken.
17642 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17644 * common.opt (fhelp): Add Var(help_flag).
17645 * gcc-plugin.h (plugin_info): Add help.
17646 * plugin.c (plugin_name_args): Add help.
17647 (register_plugin_info): Set plugin->help.
17648 (print_help_one_plugin): New.
17649 (print_plugins_help): New.
17650 * plugin.h (print_plugins_help): New.
17651 * toplev.c (toplev_main): Call print_plugins_help if needed.
17653 2009-04-16 Richard Guenther <rguenther@suse.de>
17655 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17656 (gimple_ior_addresses_taken_1): New function.
17657 (gimple_ior_addresses_taken): Likewise.
17658 * gimple.h (struct gimple_statement_with_ops_base): Remove
17659 addresses_taken member.
17660 (gimple_ior_addresses_taken): Declare.
17661 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17662 gimple_set_addresses_taken): Remove.
17663 * ipa-reference.c (mark_address): New function.
17664 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17665 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17666 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17667 (gimple_add_to_addresses_taken): Remove.
17668 (get_tmr_operands): Call mark_address_taken.
17669 (get_asm_expr_operands): Likewise.
17670 (get_expr_operands): Likewise.
17671 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17672 (free_stmt_operands): Do not free it.
17673 * tree-ssa.c (delete_tree_ssa): Likewise.
17674 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17676 2009-04-16 Richard Guenther <rguenther@suse.de>
17678 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17679 (walk_stmt_load_store_ops): Likewise.
17680 * gimple.c (get_base_loadstore): New function.
17681 (walk_stmt_load_store_addr_ops): Likewise.
17682 (walk_stmt_load_store_ops): Likewise.
17683 * ipa-pure-const.c (check_op): Simplify.
17684 (check_load, check_store): New functions.
17685 (check_stmt): Use walk_stmt_load_store_ops.
17686 * ipa-reference.c (mark_load): Adjust signature.
17687 (mark_store): Likewise.
17688 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17690 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17692 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17693 (plugin_info): New.
17694 * opts.c (common_handle_option): Don't call print_version.
17695 * plugin.c (plugin_name_args): Add version.
17696 (register_plugin_info): New.
17697 (register_callback): Handle PLUGIN_INFO.
17698 (try_init_one_plugin): New.
17699 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17701 (finalize_one_plugin): New.
17702 (finalize_plugins): New.
17703 (print_one_plugin): New.
17704 (print_plugins_versions): New.
17705 * plugin.h (print_plugins_versions): New.
17706 (finalize_plugins): New.
17707 * toplev.c (compile_file): Don't call initialize_plugins.
17708 (print_version): Call print_plugins_versions.
17709 (toplev_main): Call initialize_plugins. Print version if needed.
17710 Call finalize_plugins.
17712 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17714 * common.opt (fversion): New.
17715 * gcc.c (print_version): New.
17716 (process_command): Don't print the version. Just set print_version.
17717 (main): Print version. Call subprocesses if print_version and
17718 verbose_flag are set.
17719 * opts.c (common_handle_option): Handle OPT_fversion.
17721 2009-04-16 Richard Guenther <rguenther@suse.de>
17722 Ira Rosen <irar@il.ibm.com>
17724 PR tree-optimization/39698
17725 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17726 type of the reduction variable. Only generate the def if
17729 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17730 make sure to first convert to an integer of the same precision.
17731 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17732 the type of the evolution correctly in computing the new
17733 induction variable base.
17735 2009-04-16 Richard Guenther <rguenther@suse.de>
17737 PR middle-end/39625
17738 * tree-cfg.c (make_blocks): Split statements with to-be
17739 abnormal SSA names on the lhs.
17741 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17743 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17744 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17745 * c-typeck.c (really_start_incremental_init): Likewise.
17746 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17747 (TARGET_INITIALIZER): Remove it.
17748 * target.h (struct target): Remove vector_opaque_p.
17749 * tree.c (build_opaque_vector_type): New.
17750 * tree.h (TYPE_VECTOR_OPAQUE): New.
17751 (build_opaque_vector_type): Declare.
17752 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17753 * config/rs6000/rs6000.c (build_opaque_vector_type,
17754 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17755 (rs6000_init_builtins): Use build_opaque_vector_type for
17756 opaque_V4SI_type_node.
17758 2009-04-15 Catherine Moore <clm@codesourcery.com>
17760 * debug.h (set_name): Declare.
17761 * dwarf2out.c (dwarf2out_set_name): Declare.
17762 (dwarf2_debug_hooks): Add set_name.
17763 (find_AT_string): New.
17764 (add_AT_string): Call find_AT_string.
17765 (dwarf2out_set_name): New.
17766 * cp/decl.c (grokdeclarator): Call set_name.
17767 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17768 * debug.c (do_nothing_debug_hooks): Likewise.
17769 * dbxout.c (dbx_debug_hooks): Likewise.
17770 * sdbout.c (sdb_debug_hooks): Likewise.
17772 2009-04-15 Michael Eager <eager@eagercon.com>
17774 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17775 reg for single-precision FPU.
17776 * config/rs6000/rs6000.md (movsi_internal1): Only for
17777 !TARGET_SINGLE_FPU.
17778 (movsi_internal1_single): New. Add pattern to move SI values to/from
17779 single-precision FP regs.
17781 2009-04-15 Richard Guenther <rguenther@suse.de>
17783 * omp-low.c (lower_rec_input_clauses): Build correct address
17785 (expand_omp_for_generic): Fix multiplication type.
17786 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17787 (generate_memset_zero): Fix types.
17788 * tree-profile.c (prepare_instrumented_value): Correctly
17791 2009-04-15 Ian Lance Taylor <iant@google.com>
17793 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17794 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17795 for -Wall and for -Wc++-compat.
17796 (c_common_post_options): For C++, set warn_enum_compare if not
17798 * c-tree.h (struct c_expr): Add field original_type.
17799 (build_external_ref): Update declaration.
17800 * c-parser.c (c_parser_braced_init): Set original_type.
17801 (c_parser_initelt): Likewise.
17802 (c_parser_expr_no_commas): Likewise.
17803 (c_parser_conditional_expression): Likewise.
17804 (c_parser_cast_expression): Likewise.
17805 (c_parser_unary_expression): Likewise. Pull setting of
17806 original_code to top of function.
17807 (c_parser_sizeof_expression): Set original_type.
17808 (c_parser_alignof_expression): Likewise.
17809 (c_parser_postfix_expression): Likewise. Pull setting of
17810 original_code to top of function.
17811 (c_parser_postfix_expression_after_paren_type): Set original_type.
17812 (c_parser_postfix_expression_after_primary): Likewise.
17813 (c_parser_expression): Likewise.
17814 * c-typeck.c (build_external_ref): Add type parameter. Change all
17816 (c_expr_sizeof_expr): Set original_type field.
17817 (parser_build_unary_op): Likewise.
17818 (parser_build_binary_op): Likewise. Optionally warn about
17819 comparisons of enums of different types.
17820 (digest_init): Set original_type field.
17821 (really_start_incremental_init): Likewise.
17822 (push_init_level, pop_init_level): Likewise.
17823 * doc/invoke.texi (Warning Options): -Wenum-compare now
17826 2009-04-15 Richard Guenther <rguenther@suse.de>
17828 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17829 out a necessary conversion.
17830 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17831 names we didn't value number.
17832 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17834 2009-04-15 Richard Guenther <rguenther@suse.de>
17836 PR tree-optimization/39764
17837 * tree-ssa-ccp.c (get_value): Canonicalize value with
17838 canonicalize_float_value.
17840 2009-04-15 Jan Hubicka <jh@suse.cz>
17842 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17843 Wrong version of patch.
17845 2009-04-15 Jan Hubicka <jh@suse.cz>
17847 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17849 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17851 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17852 our distinct integral and vector types.
17854 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17856 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17857 * init.c (build_vtbl_address): Remove call to assemble_external.
17859 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17861 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17862 output for other floating point modes.
17864 2009-04-14 Diego Novillo <dnovillo@google.com>
17866 * diagnostic.c (diagnostic_report_diagnostic): Do not
17867 warn about loaded plugins for DK_ERROR and DK_WARNING.
17868 * c-decl.c (declspecs_add_type): Move call to
17869 invoke_plugin_callbacks ...
17870 * c-parser.c (c_parser_declspecs): ... here.
17871 * plugin.c (dump_active_plugins): Tidy output.
17873 2009-04-14 Diego Novillo <dnovillo@google.com>
17874 Le-Chun Wu <lcwu@google.com>
17876 * configure.ac: Add --enable-plugin support.
17877 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17878 * Makefile.in (PLUGIN_H): Define.
17879 Export ENABLE_PLUGIN and GMPINC to site.exp.
17880 Add PLUGINLIBS to link command.
17881 Add/modify dependencies for plugin.o and files including plugin.h.
17883 * config.in: Regenerate.
17885 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17888 2009-04-14 Le-Chun Wu <lcwu@google.com>
17890 * tree-pass.h (register_one_dump_file): Add a prototype for
17891 register_one_dump_file.
17892 * toplev.c (compile_file): Call initialize_plugins.
17893 (do_compile): Call invoke_plugin_callbacks.
17894 (toplev_main): Call invoke_plugin_callbacks.
17895 * common.opt: Add -fplugin= and -fplugin-arg-.
17896 * gcc-plugin.h: New public header file for plugins to include.
17897 * plugin.c: New source file.
17898 * plugin.h: New internal header file.
17899 * passes.c (register_one_dump_file): Make it external.
17901 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17903 2009-04-14 Diego Novillo <dnovillo@google.com>
17905 * doc/plugins.texi: New.
17906 * doc/gccint.texi: Add reference to Plugins chapter.
17907 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17908 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17909 loaded plugins, if any.
17910 * timevar.def (TV_PLUGIN_INIT): Define.
17911 (TV_PLUGIN_RUN): Define.
17912 * plugin.c: Include timevar.h
17913 (plugins_active_p): New.
17914 (dump_active_plugins): New.
17915 (debug_active_plugins): New.
17917 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17919 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17921 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17923 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17925 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17926 the same as a minus without a shift.
17928 2009-04-14 Nick Clifton <nickc@redhat.com>
17930 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17931 comparisons with small integers will always produce a short
17934 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17937 2008-12-19 Diego Novillo <dnovillo@google.com>
17939 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17941 2009-04-14 Richard Guenther <rguenther@suse.de>
17943 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17945 (verify_gimple_assign_binary): Likewise. Handle shifts and
17947 (verify_gimple_phi): Print the mismatched argument position.
17948 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17950 (vect_update_init_of_dr): Likewise.
17951 * matrix-reorg.c (transform_access_sites): Do what the
17953 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17955 2009-04-13 Michael Eager <eager@eagercon.com>
17957 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17958 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17959 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17960 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17961 remove duplicate config
17963 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17965 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17966 file_name:line_number type locator of the call site.
17968 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17970 * genautomata.c: Put blank after comma.
17971 (automaton_decls): New.
17972 (struct unit_usage): Add comments to member next.
17973 (store_alt_unit_usage): Keep the list ordered.
17974 (unit_present_on_list_p, equal_alternatives_p): New.
17975 (check_regexp_units_distribution): Check units distribution
17976 correctness correctly.
17977 (main): Don't write automata if error is found. Return correct
17980 * config/m68k/cf.md (cfv4_ds): Remove.
17981 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17982 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17984 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17985 power4-load-ext, power4-store, power4-store-update,
17986 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17987 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17988 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17989 power4-sqrt, power4-isync): Modify reservation to make correct
17990 unit distribution to automata.
17992 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17993 power5-store-update, power5-two, power5-three, power5-lmul,
17994 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17996 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17998 * except.c (pass_set_nothrow_function_flags): Set name and add
18000 (set_nothrow_function_flags): Mention in the dump file when
18001 changing a function to nothrow.
18003 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18006 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18007 instead of unsigned long.
18009 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18011 * config/arm/arm.c (return_used_this_function): Remove.
18012 (arm_output_function_prologue): Remove use of
18013 return_used_this_function.
18014 (output_return_instruction): Replace use of
18015 return_used_this_function
18016 by cfun->machine->return_used_this_function.
18017 (arm_output_epilogue): Likewise.
18018 (arm_output_function_epilogue): Likewise.
18019 (thumb_unexpanded_epilogue): Likewise.
18020 * config/arm/arm.h (struct machine_function):
18021 New member return_used_this_function.
18023 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18025 * doc/install.texi: Correct description of default directory for
18026 --with-gxx-include-dir.
18028 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18030 * fold-const.c (build_range_check): Properly deal with enumeral and
18031 boolean base types.
18033 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18035 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18036 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18037 * params.h (MAX_GCSE_PASSES): Remove.
18038 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18039 in sequence. Remove ability to run multiple passes.
18040 (bypass_jumps): Report run as third CPROP pass.
18042 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18044 PR middle-end/39651
18045 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18046 when deciding whether the whole SEQUENCE can throw.
18048 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18051 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18052 offseted label references.
18054 2009-04-11 Jan Hubicka <jh@suse.cz>
18056 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18058 2009-04-11 Richard Guenther <rguenther@suse.de>
18060 PR middle-end/39732
18061 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18062 return variables as TREE_ADDRESSABLE.
18064 2009-04-11 Richard Guenther <rguenther@suse.de>
18066 PR tree-optimization/39713
18067 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18068 reference trees have SSA_NAME operands.
18070 2009-04-11 Richard Guenther <rguenther@suse.de>
18073 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18074 address expressions.
18076 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18078 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18079 match changes in Cygwin 1.7
18080 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18081 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18083 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18085 PR tree-optimization/39701
18086 * doc/invoke.texi (Optimization Options): Document change in
18087 meaning and initialization of -fdelete-null-pointer-checks.
18089 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18091 PR middle-end/39701
18092 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18094 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18097 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18099 2009-04-10 Chao-ying Fu <fu@mips.com>
18101 * doc/tm.texi (Instruction Output): Document
18102 TARGET_ASM_FINAL_POSTSCAN_INSN.
18103 * target.h (final_postscan_insn): New field in asm_out.
18104 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18105 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18106 * final.c (final_scan_insn): Call
18107 targetm.asm_out.final_postscan_insn after outputting
18108 an asm macro and a normal instruction.
18110 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18111 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18112 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18113 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18114 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18116 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18118 PR middle-end/39701
18119 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18120 variables as non-NULL even with -fdelete-null-pointer-checks.
18122 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18124 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18126 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18129 * config/i386/i386.c (classify_argument): Handle SCmode with
18130 (bit_offset % 64) != 0.
18132 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18134 * doc/invoke.texi (Optimize Options): Add cross-reference to
18135 -Q --help=optimizers examples.
18137 2009-04-10 Ben Elliston <bje@au.ibm.com>
18140 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18141 regalign for the reg == fpr and TDmode case.
18143 2009-04-09 David Ayers <ayers@fsfe.org>
18146 * objc/objc-act.c (warn_with_method): Remove helper function.
18147 (check_duplicates): Call warning and inform directly.
18148 (really_start_method): Likewise.
18150 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18152 * expmed.c (expand_divmod): Always use a comparison for a division
18153 by a large unsigned integer.
18155 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
18156 for things others than variables or functions as nonzero.
18158 2009-04-09 Nick Clifton <nickc@redhat.com>
18160 * unwind-compat.c: Change copyright header to refer to version
18161 3 of the GNU General Public License with version 3.1 of the
18162 GCC Runtime Library Exception and to point readers at the
18163 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
18164 * config/alpha/crtfastmath.c: Likewise.
18165 * config/alpha/linux-unwind.h: Likewise.
18166 * config/alpha/qrnnd.asm: Likewise.
18167 * config/alpha/vms-crt0-64.c: Likewise.
18168 * config/alpha/vms-crt0.c: Likewise.
18169 * config/alpha/vms-dwarf2.asm: Likewise.
18170 * config/alpha/vms-dwarf2eh.asm: Likewise.
18171 * config/alpha/vms-psxcrt0-64.c: Likewise.
18172 * config/alpha/vms-psxcrt0.c: Likewise.
18173 * config/alpha/vms_tramp.asm: Likewise.
18174 * config/arc/initfini.c: Likewise.
18175 * config/arc/lib1funcs.asm: Likewise.
18176 * config/arm/bpabi-v6m.S: Likewise.
18177 * config/arm/bpabi.S: Likewise.
18178 * config/arm/bpabi.c: Likewise.
18179 * config/arm/crti.asm: Likewise.
18180 * config/arm/crtn.asm: Likewise.
18181 * config/arm/ieee754-df.S: Likewise.
18182 * config/arm/ieee754-sf.S: Likewise.
18183 * config/arm/lib1funcs.asm: Likewise.
18184 * config/arm/libunwind.S: Likewise.
18185 * config/arm/linux-atomic.c: Likewise.
18186 * config/arm/mmintrin.h: Likewise.
18187 * config/arm/pr-support.c: Likewise.
18188 * config/arm/unaligned-funcs.c: Likewise.
18189 * config/arm/unwind-arm.c: Likewise.
18190 * config/arm/unwind-arm.h: Likewise.
18191 * config/avr/libgcc.S: Likewise.
18192 * config/bfin/crti.s: Likewise.
18193 * config/bfin/crtlibid.s: Likewise.
18194 * config/bfin/crtn.s: Likewise.
18195 * config/bfin/lib1funcs.asm: Likewise.
18196 * config/bfin/linux-unwind.h: Likewise.
18197 * config/cris/arit.c: Likewise.
18198 * config/cris/cris_abi_symbol.c: Likewise.
18199 * config/darwin-64.c: Likewise.
18200 * config/darwin-crt2.c: Likewise.
18201 * config/darwin-crt3.c: Likewise.
18202 * config/darwin.h: Likewise.
18203 * config/dbxelf.h: Likewise.
18204 * config/dfp-bit.c: Likewise.
18205 * config/dfp-bit.h: Likewise.
18206 * config/elfos.h: Likewise.
18207 * config/fixed-bit.c: Likewise.
18208 * config/fixed-bit.h: Likewise.
18209 * config/fp-bit.c: Likewise.
18210 * config/fp-bit.h: Likewise.
18211 * config/fr30/crti.asm: Likewise.
18212 * config/fr30/crtn.asm: Likewise.
18213 * config/fr30/lib1funcs.asm: Likewise.
18214 * config/freebsd-spec.h: Likewise.
18215 * config/frv/cmovd.c: Likewise.
18216 * config/frv/cmovh.c: Likewise.
18217 * config/frv/cmovw.c: Likewise.
18218 * config/frv/frvbegin.c: Likewise.
18219 * config/frv/frvend.c: Likewise.
18220 * config/frv/lib1funcs.asm: Likewise.
18221 * config/glibc-stdint.h: Likewise.
18222 * config/h8300/clzhi2.c: Likewise.
18223 * config/h8300/crti.asm: Likewise.
18224 * config/h8300/crtn.asm: Likewise.
18225 * config/h8300/ctzhi2.c: Likewise.
18226 * config/h8300/fixunssfsi.c: Likewise.
18227 * config/h8300/lib1funcs.asm: Likewise.
18228 * config/h8300/parityhi2.c: Likewise.
18229 * config/h8300/popcounthi2.c: Likewise.
18230 * config/i386/ammintrin.h: Likewise.
18231 * config/i386/att.h: Likewise.
18232 * config/i386/avxintrin.h: Likewise.
18233 * config/i386/biarch64.h: Likewise.
18234 * config/i386/bmmintrin.h: Likewise.
18235 * config/i386/cpuid.h: Likewise.
18236 * config/i386/cross-stdarg.h: Likewise.
18237 * config/i386/crtfastmath.c: Likewise.
18238 * config/i386/crtprec.c: Likewise.
18239 * config/i386/cygming-crtbegin.c: Likewise.
18240 * config/i386/cygming-crtend.c: Likewise.
18241 * config/i386/cygwin.asm: Likewise.
18242 * config/i386/emmintrin.h: Likewise.
18243 * config/i386/gmm_malloc.h: Likewise.
18244 * config/i386/gthr-win32.c: Likewise.
18245 * config/i386/i386.h: Likewise.
18246 * config/i386/immintrin.h: Likewise.
18247 * config/i386/linux-unwind.h: Likewise.
18248 * config/i386/linux64.h: Likewise.
18249 * config/i386/mm3dnow.h: Likewise.
18250 * config/i386/mmintrin-common.h: Likewise.
18251 * config/i386/mmintrin.h: Likewise.
18252 * config/i386/nmmintrin.h: Likewise.
18253 * config/i386/pmm_malloc.h: Likewise.
18254 * config/i386/pmmintrin.h: Likewise.
18255 * config/i386/smmintrin.h: Likewise.
18256 * config/i386/sol2-c1.asm: Likewise.
18257 * config/i386/sol2-ci.asm: Likewise.
18258 * config/i386/sol2-cn.asm: Likewise.
18259 * config/i386/sol2-gc1.asm: Likewise.
18260 * config/i386/tmmintrin.h: Likewise.
18261 * config/i386/unix.h: Likewise.
18262 * config/i386/w32-unwind.h: Likewise.
18263 * config/i386/wmmintrin.h: Likewise.
18264 * config/i386/x86-64.h: Likewise.
18265 * config/i386/x86intrin.h: Likewise.
18266 * config/i386/xmmintrin.h: Likewise.
18267 * config/ia64/crtbegin.asm: Likewise.
18268 * config/ia64/crtend.asm: Likewise.
18269 * config/ia64/crtfastmath.c: Likewise.
18270 * config/ia64/crti.asm: Likewise.
18271 * config/ia64/crtn.asm: Likewise.
18272 * config/ia64/fde-glibc.c: Likewise.
18273 * config/ia64/lib1funcs.asm: Likewise.
18274 * config/ia64/linux-unwind.h: Likewise.
18275 * config/ia64/quadlib.c: Likewise.
18276 * config/ia64/unwind-ia64.c: Likewise.
18277 * config/linux.h: Likewise.
18278 * config/m32c/m32c-lib1.S: Likewise.
18279 * config/m32c/m32c-lib2-trapv.c: Likewise.
18280 * config/m32c/m32c-lib2.c: Likewise.
18281 * config/m32r/initfini.c: Likewise.
18282 * config/m68hc11/larith.asm: Likewise.
18283 * config/m68hc11/m68hc11-crt0.S: Likewise.
18284 * config/m68k/cf.md: Likewise.
18285 * config/m68k/crti.s: Likewise.
18286 * config/m68k/crtn.s: Likewise.
18287 * config/m68k/lb1sf68.asm: Likewise.
18288 * config/m68k/linux-unwind.h: Likewise.
18289 * config/mcore/crti.asm: Likewise.
18290 * config/mcore/crtn.asm: Likewise.
18291 * config/mcore/lib1.asm: Likewise.
18292 * config/mips/linux-unwind.h: Likewise.
18293 * config/mips/loongson.h: Likewise.
18294 * config/mips/mips16.S: Likewise.
18295 * config/mmix/crti.asm: Likewise.
18296 * config/mmix/crtn.asm: Likewise.
18297 * config/pa/fptr.c: Likewise.
18298 * config/pa/hpux-unwind.h: Likewise.
18299 * config/pa/lib2funcs.asm: Likewise.
18300 * config/pa/linux-atomic.c: Likewise.
18301 * config/pa/linux-unwind.h: Likewise.
18302 * config/pa/milli64.S: Likewise.
18303 * config/pa/quadlib.c: Likewise.
18304 * config/pa/stublib.c: Likewise.
18305 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18306 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18307 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18308 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18309 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18310 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18311 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18312 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18313 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18314 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18315 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18316 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18317 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18318 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18319 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18320 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18321 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18322 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18323 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18324 * config/rs6000/750cl.h: Likewise.
18325 * config/rs6000/altivec.h: Likewise.
18326 * config/rs6000/biarch64.h: Likewise.
18327 * config/rs6000/crtresfpr.asm: Likewise.
18328 * config/rs6000/crtresgpr.asm: Likewise.
18329 * config/rs6000/crtresxfpr.asm: Likewise.
18330 * config/rs6000/crtresxgpr.asm: Likewise.
18331 * config/rs6000/crtsavfpr.asm: Likewise.
18332 * config/rs6000/crtsavgpr.asm: Likewise.
18333 * config/rs6000/darwin-asm.h: Likewise.
18334 * config/rs6000/darwin-fallback.c: Likewise.
18335 * config/rs6000/darwin-fpsave.asm: Likewise.
18336 * config/rs6000/darwin-ldouble.c: Likewise.
18337 * config/rs6000/darwin-tramp.asm: Likewise.
18338 * config/rs6000/darwin-unwind.h: Likewise.
18339 * config/rs6000/darwin-vecsave.asm: Likewise.
18340 * config/rs6000/darwin-world.asm: Likewise.
18341 * config/rs6000/e500crtres32gpr.asm: Likewise.
18342 * config/rs6000/e500crtres64gpr.asm: Likewise.
18343 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18344 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18345 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18346 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18347 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18348 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18349 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18350 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18351 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18352 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18353 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18354 * config/rs6000/eabi-ci.asm: Likewise.
18355 * config/rs6000/eabi-cn.asm: Likewise.
18356 * config/rs6000/eabi.asm: Likewise.
18357 * config/rs6000/linux-unwind.h: Likewise.
18358 * config/rs6000/linux64.h: Likewise.
18359 * config/rs6000/paired.h: Likewise.
18360 * config/rs6000/paired.md: Likewise.
18361 * config/rs6000/ppc64-fp.c: Likewise.
18362 * config/rs6000/ppu_intrinsics.h: Likewise.
18363 * config/rs6000/rs6000.h: Likewise.
18364 * config/rs6000/si2vmx.h: Likewise.
18365 * config/rs6000/sol-ci.asm: Likewise.
18366 * config/rs6000/sol-cn.asm: Likewise.
18367 * config/rs6000/spe.h: Likewise.
18368 * config/rs6000/spu2vmx.h: Likewise.
18369 * config/rs6000/sysv4.h: Likewise.
18370 * config/rs6000/tramp.asm: Likewise.
18371 * config/rs6000/vec_types.h: Likewise.
18372 * config/s390/linux-unwind.h: Likewise.
18373 * config/s390/tpf-unwind.h: Likewise.
18374 * config/score/crti.asm: Likewise.
18375 * config/score/crtn.asm: Likewise.
18376 * config/sh/crt1.asm: Likewise.
18377 * config/sh/crti.asm: Likewise.
18378 * config/sh/crtn.asm: Likewise.
18379 * config/sh/divtab-sh4-300.c: Likewise.
18380 * config/sh/divtab-sh4.c: Likewise.
18381 * config/sh/divtab.c: Likewise.
18382 * config/sh/lib1funcs-4-300.asm: Likewise.
18383 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18384 * config/sh/lib1funcs.asm: Likewise.
18385 * config/sh/lib1funcs.h: Likewise.
18386 * config/sh/linux-atomic.asm: Likewise.
18387 * config/sh/linux-unwind.h: Likewise.
18388 * config/sh/shmedia.h: Likewise.
18389 * config/sh/sshmedia.h: Likewise.
18390 * config/sh/ushmedia.h: Likewise.
18391 * config/sparc/crtfastmath.c: Likewise.
18392 * config/sparc/linux-unwind.h: Likewise.
18393 * config/sparc/sol2-c1.asm: Likewise.
18394 * config/sparc/sol2-ci.asm: Likewise.
18395 * config/sparc/sol2-cn.asm: Likewise.
18396 * config/spu/divmodti4.c: Likewise.
18397 * config/spu/divv2df3.c: Likewise.
18398 * config/spu/float_disf.c: Likewise.
18399 * config/spu/float_unsdidf.c: Likewise.
18400 * config/spu/float_unsdisf.c: Likewise.
18401 * config/spu/float_unssidf.c: Likewise.
18402 * config/spu/mfc_multi_tag_release.c: Likewise.
18403 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18404 * config/spu/mfc_tag_release.c: Likewise.
18405 * config/spu/mfc_tag_reserve.c: Likewise.
18406 * config/spu/mfc_tag_table.c: Likewise.
18407 * config/spu/multi3.c: Likewise.
18408 * config/spu/spu_internals.h: Likewise.
18409 * config/spu/spu_intrinsics.h: Likewise.
18410 * config/spu/spu_mfcio.h: Likewise.
18411 * config/spu/vec_types.h: Likewise.
18412 * config/spu/vmx2spu.h: Likewise.
18413 * config/stormy16/stormy16-lib2.c: Likewise.
18414 * config/svr4.h: Likewise.
18415 * config/sync.c: Likewise.
18416 * config/v850/lib1funcs.asm: Likewise.
18417 * config/vxlib-tls.c: Likewise.
18418 * config/vxlib.c: Likewise.
18419 * config/vxworks-dummy.h: Likewise.
18420 * config/xtensa/crti.asm: Likewise.
18421 * config/xtensa/crtn.asm: Likewise.
18422 * config/xtensa/ieee754-df.S: Likewise.
18423 * config/xtensa/ieee754-sf.S: Likewise.
18424 * config/xtensa/lib1funcs.asm: Likewise.
18425 * config/xtensa/lib2funcs.S: Likewise.
18426 * config/xtensa/linux-unwind.h: Likewise.
18427 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18428 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18429 * coretypes.h: Likewise.
18430 * crtstuff.c: Likewise.
18431 * defaults.h: Likewise.
18432 * dwarf2.h: Likewise.
18433 * emutls.c: Likewise.
18434 * gbl-ctors.h: Likewise.
18435 * gcov-io.h: Likewise.
18436 * ginclude/float.h: Likewise.
18437 * ginclude/iso646.h: Likewise.
18438 * ginclude/stdarg.h: Likewise.
18439 * ginclude/stdbool.h: Likewise.
18440 * ginclude/stddef.h: Likewise.
18441 * ginclude/stdfix.h: Likewise.
18442 * ginclude/stdint-gcc.h: Likewise.
18443 * ginclude/tgmath.h: Likewise.
18444 * gthr-aix.h: Likewise.
18445 * gthr-dce.h: Likewise.
18446 * gthr-gnat.c: Likewise.
18447 * gthr-gnat.h: Likewise.
18448 * gthr-lynx.h: Likewise.
18449 * gthr-mipssde.h: Likewise.
18450 * gthr-nks.h: Likewise.
18451 * gthr-posix.c: Likewise.
18452 * gthr-posix.h: Likewise.
18453 * gthr-posix95.h: Likewise.
18454 * gthr-rtems.h: Likewise.
18455 * gthr-single.h: Likewise.
18456 * gthr-solaris.h: Likewise.
18457 * gthr-tpf.h: Likewise.
18458 * gthr-vxworks.h: Likewise.
18459 * gthr-win32.h: Likewise.
18460 * gthr.h: Likewise.
18461 * libgcc2.c: Likewise.
18462 * libgcc2.h: Likewise.
18463 * libgcov.c: Likewise.
18464 * tsystem.h: Likewise.
18465 * typeclass.h: Likewise.
18466 * unwind-c.c: Likewise.
18467 * unwind-compat.h: Likewise.
18468 * unwind-dw2-fde-compat.c: Likewise.
18469 * unwind-dw2-fde-darwin.c: Likewise.
18470 * unwind-dw2-fde-glibc.c: Likewise.
18471 * unwind-dw2-fde.c: Likewise.
18472 * unwind-dw2-fde.h: Likewise.
18473 * unwind-dw2.c: Likewise.
18474 * unwind-dw2.h: Likewise.
18475 * unwind-generic.h: Likewise.
18476 * unwind-pe.h: Likewise.
18477 * unwind-sjlj.c: Likewise.
18478 * unwind.inc: Likewise.
18479 * config/arm/neon-gen.ml: Change generated copyright header to
18480 refer to version 3 of the GNU General Public License with
18481 version 3.1 of the GCC Runtime Library Exception and to point
18482 readers at the COPYING3 and COPYING3.RUNTIME files and the
18483 FSF's license web page.
18484 * config/arm/arm_neon.h: Regenerate.
18486 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18488 * config/cris/cris.md: Change copyright header to refer to version
18489 3 of the GNU General Public License.
18490 * doc/install.texi2html: Change copyright header to refer to version
18491 3 of the GNU General Public License and to point readers at the
18492 COPYING3 file and the FSF's license web page.
18493 * config/vax/linux.h: Likewise.
18495 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18497 * config/i386/i386.md (cmpcc): New.
18498 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18499 (sync_compare_and_swap_cc*): Delete.
18501 * config/s390/s390.c (s390_compare_emitted): Remove.
18502 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18503 s390_compare_emitted used to be handled. Assert that modes match.
18504 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18505 refer to sync_compare_and_swap_ccsi.
18506 * config/s390/s390.h (s390_compare_emitted): Remove.
18507 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18508 instead of s390_compare_emitted.
18509 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18510 instead of s390_compare_emitted.
18511 * config/s390/s390.md (cmpcc): New.
18512 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18513 CC_REGNUM, do not pretend it's set.
18514 (sync_compare_and_swap_cc*): Delete.
18515 * config/s390/predicates.md (cc_reg_operand): New.
18517 * expr.c (sync_compare_and_swap_cc): Delete.
18518 * optabs.h (sync_compare_and_swap_cc): Delete.
18519 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18520 is being used with can_compare_p.
18521 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18522 (find_cc_set): New.
18523 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18524 look for a MODE_CC set instead. Use emit_store_flag.
18525 (expand_compare_and_swap_loop): Likewise, with some additional
18526 complication to avoid a force_reg when useless. Use
18527 emit_cmp_and_jump_insns.
18528 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18529 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18530 sync_compare_and_swap documentation.
18532 2009-04-09 Jan Hubicka <jh@suse.cz>
18534 * except.c (find_prev_try): Break out from ....
18535 (duplicate_eh_regions): ... here; properly update prev_try pointers
18536 when duplication part of tree.
18537 (dump_eh_tree): Improve dumping.
18538 (verify_eh_region): New.
18539 (verify_eh_tree): Use it.
18541 2009-04-06 Richard Guenther <rguenther@suse.de>
18543 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18544 &ARRAY addresses by adjusting their types and prepending
18546 * tree-cfg.c (verify_gimple_assign_single): Verify that
18547 addresses are correct.
18549 2009-04-09 Richard Guenther <rguenther@suse.de>
18551 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18552 indices into an array reference if possible.
18553 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18554 Fold POINTER_PLUS_EXPR statements with invariant address.
18556 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18559 * config.gcc (powerpc64-*-linux*): Always build biarch.
18561 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18564 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18565 it and pedwarn if this results in an INTEGER_CST.
18567 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18569 * doc/install.texi: Update minimum GMP version. Remove obsolete
18570 text in MPFR section.
18572 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18574 * dwarf2out.c (class_scope_p): New static inline.
18575 (class_or_namespace_scope_p): Use it.
18576 (gen_variable_die): Use DW_TAG_member tag for static data member
18577 declarations instead of DW_TAG_variable.
18579 PR middle-end/39573
18580 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18583 2009-04-08 Richard Guenther <rguenther@suse.de>
18585 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18586 valueize random data.
18588 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18590 * config.gcc (aix tm_file): Add aix-stdint.h.
18591 (aix tm clause use_gcc_stdint): Set to wrap.
18592 * config/rs6000/aix-stdint.h: New file.
18594 2009-04-08 Richard Guenther <rguenther@suse.de>
18596 PR middle-end/36291
18597 * tree-dfa.c (add_referenced_var): Do not recurse into
18598 global initializers.
18599 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18601 (fold_const_aggregate_ref): Likewise.
18603 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18605 * recog.c (ordered_comparison_operator): New.
18606 * gensupport.c (std_preds): Add it.
18607 * doc/md.texi (Machine-Independent Predicates): Document it.
18609 2009-04-08 Jan Hubicka <jh@suse.cz>
18611 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18612 * function.h (rtl_eh): Remove exception_handler_label_map.
18613 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18614 remove_exception_handler_label, for_each_eh_label_1): Remove.
18615 (rtl_remove_unreachable_regions): Remove.
18616 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18617 (find_exception_handler_labels): Don't build the hashtable.
18618 (maybe_remove_eh_handler): Remove.
18619 (for_each_eh_label): Rewrite to walk the tree.
18620 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18621 * except.h (maybe_remove_eh_handler): Remove.
18622 * passes.c (init_optimization_passes): Schedule second EH cleanup
18624 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18625 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18627 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18629 * genoutput.c (validate_optab_operands): New.
18630 (gen_insn, gen_expand): Call it.
18632 * genflags.c (gen_insn): Detect misused iterators.
18633 (main): Pass line_no to gen_insn, exit with status 1 on error.
18635 * genextract.c (line_no): Make global.
18636 (VEC_safe_set_locstr): Change assertion to error message.
18637 (main): Exit with status 1 on error.
18639 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18643 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18644 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18645 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18646 * c-convert.c (convert): Do not call fold on results of conversion
18647 functions when the result is a C_MAYBE_CONST_EXPR.
18648 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18649 of __builtin_choose_expr.
18650 * c-typeck.c (remove_c_maybe_const_expr): New.
18651 (build_unary_op, build_conditional_expr, build_compound_expr,
18652 build_binary_op, c_objc_common_truthvalue_conversion): Call
18653 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18656 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18658 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18659 CODE to produce a new one. Add a prototype to use fold_convert_const
18661 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18664 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18665 mix declarations and code.
18667 2009-04-08 Ben Elliston <bje@au.ibm.com>
18669 * gcc.c: Replace `CC' with `GCC' throughout.
18671 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18673 * doc/invoke.texi: Document Atom support.
18675 2009-04-07 Jason Merrill <jason@redhat.com>
18678 * c-common.h, c-common.c: Add flag_pretty_templates.
18679 * c-opts.c (c_common_handle_option): Set it.
18680 * c.opt: Add -fno-pretty-templates.
18681 * doc/invoke.texi (C++ Dialect Options): Likewise.
18683 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18685 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18686 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18687 (ia64_expand_builtin): Likewise.
18689 2009-04-07 Martin Jambor <mjambor@suse.cz>
18691 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18692 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18693 ADDR_EXPRS are include too.
18695 2009-04-07 Richard Guenther <rguenther@suse.de>
18697 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18698 decls are only used if passes as parameters or if they are
18699 local statics and the call is not to a builtin.
18700 (call_may_clobber_ref_p_1): Likewise.
18702 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18704 * expr.c (do_store_flag): Remove last argument. Simplify code
18705 to avoid duplication of tests already done by can_compare_p.
18706 (expand_expr_real_1): Adjust caller.
18708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18710 * optabs.c (can_compare_p): Test the predicate of a
18711 cbranch and cstore pattern.
18713 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18715 * expr.c (convert_move): Use emit_store_flag instead of
18718 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18720 * config/i386/i386.c (ix86_compare_emitted): Remove.
18721 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18722 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18723 * config/i386/i386.h (ix86_compare_emitted): Remove.
18724 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18725 instead of ix86_compare_emitted.
18726 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18728 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18730 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18731 Add t-sysroot-suffix to tmake_file.
18732 * config/print-sysroot-suffix.sh: New file.
18733 * config/t-sysroot-suffix: New file.
18735 2009-04-07 Ben Elliston <bje@au.ibm.com>
18737 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18738 as the latter produces a warning when the target does not support
18741 2009-04-07 Ben Elliston <bje@au.ibm.com>
18743 * dfp.c: Replace type punning assignments with memcpy throughout.
18744 * Makefile.in (dfp.o-warn): Remove.
18746 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18749 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18750 Include soft-fp/t-softfp after rs6000/t-linux64.
18752 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18754 * stor-layout.c (set_sizetype): Use the full precision of their
18755 machine mode for bitsize types.
18757 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18759 * config/i386/i386.md: Revert 2 accidental checkins.
18761 2009-04-06 Joey Ye <joey.ye@intel.com>
18762 Xuepeng Guo <xuepeng.guo@intel.com>
18763 H.J. Lu <hongjiu.lu@intel.com>
18765 Atom pipeline model, tuning and insn selection.
18766 * config.gcc (atom): Add atom config options and target.
18768 * config/i386/atom.md: New.
18770 * config/i386/i386.c (atom_cost): New cost.
18771 (m_ATOM): New macro flag.
18772 (initial_ix86_tune_features): Set m_ATOM.
18773 (x86_accumulate_outgoing_args): Likewise.
18774 (x86_arch_always_fancy_math_387): Likewise.
18775 (processor_target): Add Atom cost.
18776 (cpu_names): Add Atom cpu name.
18777 (override_options): Set Atom ISA.
18778 (ix86_issue_rate): New case PROCESSOR_ATOM.
18779 (ix86_adjust_cost): Likewise.
18781 * config/i386/i386.h (TARGET_ATOM): New target macro.
18782 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18783 (TARGET_OPT_AGU): New target option.
18784 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18785 (processor_type): Add PROCESSOR_ATOM.
18787 * config/i386/i386.md (cpu): Add new value "atom".
18788 (use_carry, movu): New attr.
18789 (atom.md): Include atom.md.
18790 (adddi3_carry_rex64): Set attr "use_carry".
18791 (addqi3_carry): Likewise.
18792 (addhi3_carry): Likewise.
18793 (addsi3_carry): Likewise.
18794 (*addsi3_carry_zext): Likewise.
18795 (subdi3_carry_rex64): Likewise.
18796 (subqi3_carry): Likewise.
18797 (subhi3_carry): Likewise.
18798 (subsi3_carry): Likewise.
18799 (x86_movdicc_0_m1_rex64): Likewise.
18800 (*x86_movdicc_0_m1_se): Likewise.
18801 (x86_movsicc_0_m1): Likewise.
18802 (*x86_movsicc_0_m1_se): Likewise.
18803 (*adddi_1_rex64): Emit add insn as much as possible.
18804 (*addsi_1): Likewise.
18805 (return_internal): Set atom_unit.
18806 (return_internal_long): Likewise.
18807 (return_pop_internal): Likewise.
18808 (*rcpsf2_sse): Set atom_sse_attr attr.
18809 (*qrt<mode>2_sse): Likewise.
18810 (*prefetch_sse): Likewise.
18812 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18814 (ix86_target_macros_internal): Likewise.
18816 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18817 (*prefetch_sse_rex): Likewise.
18818 (sse_rcpv4sf2): Likewise.
18819 (sse_vmrcpv4sf2): Likewise.
18820 (sse_sqrtv4sf2): Likewise.
18821 (<sse>_vmsqrt<mode>2): Likewise.
18822 (sse_ldmxcsr): Likewise.
18823 (sse_stmxcsr): Likewise.
18824 (*sse_sfence): Likewise.
18825 (sse2_clflush): Likewise.
18826 (*sse2_mfence): Likewise.
18827 (*sse2_lfence): Likewise.
18828 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18829 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18830 (avx_movdqu<avxmodesuffix>): Likewise.
18831 (avx_lddqu<avxmodesuffix>): Likewise.
18832 (sse2_movntv2di): Change attr "type" to "ssemov".
18833 (sse2_movntsi): Likewise.
18834 (rsqrtv8sf2): Change attr "type" to "sseadd".
18835 (sse3_addsubv2df3): Set attr "atom_unit".
18836 (sse3_h<plusminus_insn>v4sf3): Likewise.
18837 (*sse2_pmaddwd): Likewise.
18838 (*vec_extractv2di_1_rex64): Likewise.
18839 (*vec_extractv2di_1_avx): Likewise.
18840 (sse2_psadbw): Likewise.
18841 (ssse3_phaddwv8hi3): Likewise.
18842 (ssse3_phaddwv4hi3): Likewise.
18843 (ssse3_phadddv4si3): Likewise.
18844 (ssse3_phadddv2si3): Likewise.
18845 (ssse3_phaddswv8hi3): Likewise.
18846 (ssse3_phaddswv4hi3): Likewise.
18847 (ssse3_phsubwv8hi3): Likewise.
18848 (ssse3_phsubwv4hi3): Likewise.
18849 (ssse3_phsubdv4si3): Likewise.
18850 (ssse3_phsubdv2si3): Likewise.
18851 (ssse3_phsubswv8hi3): Likewise.
18852 (ssse3_phsubswv4hi3): Likewise.
18853 (ssse3_pmaddubsw128): Likewise.
18854 (sse3_pmaddubsw: Likewise.
18855 (ssse3_palignrti): Likewise.
18856 (ssse3_palignrdi): Likewise.
18858 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18860 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18862 2009-04-06 Richard Guenther <rguenther@suse.de>
18864 PR tree-optimization/28868
18865 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18866 of which PHI results we inserted.
18867 (insert_into_preds_of_block): Record inserted PHIs.
18868 (eliminate): Eliminate redundant PHI nodes.
18869 (init_pre): Init inserted_phi_names.
18871 2009-04-06 Richard Guenther <rguenther@suse.de>
18873 PR tree-optimization/39643
18874 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18875 IMAGPART_EXPRs of complex constants.
18876 (execute_fold_all_builtins): If we folded a call queue
18877 TODO_update_address_taken.
18879 2009-04-06 Jan Hubicka <jh@suse.cz>
18881 PR middle-end/39659
18882 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18885 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18887 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18889 (ic_invalidate_array): Likewise.
18891 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18893 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18894 alignment for library calls.
18896 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18898 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18899 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18900 * config/i386/mingw-stdint.h: New file.
18902 2009-04-05 Richard Guenther <rguenther@suse.de>
18904 PR tree-optimization/39648
18905 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18906 our &A vs. &A[0] IL deficiencies.
18908 2009-04-04 Jan Hubicka <jh@suse.cz>
18910 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18911 removed toplevel regions.
18912 (sjlj_mark_call_sites): Likewise.
18914 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18916 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18917 (cygwin tm clause use_gcc_stdint): Set to wrap.
18918 * config/i386/cygwin-stdint.h: New file.
18920 2009-04-04 Richard Guenther <rguenther@suse.de>
18922 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18923 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18924 single-argument PHIs if we are in loop-closed SSA form.
18925 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18926 for the pre-condition.
18927 (slpeel_tree_peel_loop_to_edge): Likewise.
18928 (vect_build_loop_niters): Take an optional sequence to append stmts.
18929 (vect_generate_tmps_on_preheader): Likewise.
18930 (vect_do_peeling_for_loop_bound): Take extra guards for the
18932 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18933 the cost model check.
18934 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18935 guards if we are going to peel. Do not apply versioning in that case.
18936 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18937 (vect_do_peeling_for_loop_bound): Likewise.
18938 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18939 loop bound only record extra pre-conditions, do not apply loop
18942 2009-04-04 Richard Guenther <rguenther@suse.de>
18944 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18947 2009-04-04 Jan Hubicka <jh@suse.cz>
18949 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18950 last_basic_block for size of bb->index indexed array.
18951 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18952 compute_out, link_btr_uses, build_btr_def_use_webs,
18953 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18955 2009-04-04 Jan Hubicka <jh@suse.cz>
18957 * except.c (remove_eh_handler_and_replace): Break out from ...
18958 (remove_eh_handler): ... here.
18959 (bring_to_root): New function.
18960 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18961 handled ones, bring others to root of tree.
18963 2009-04-04 Jan Hubicka <jh@suse.cz>
18965 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18966 (all_phis_safe_to_merge): New function.
18967 (update_info): New structure.
18968 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18969 (cleanup_empty_eh): Update SSA if possible.
18971 2009-04-04 Richard Guenther <rguenther@suse.de>
18973 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18974 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18975 (append_vuse): Likewise.
18977 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18979 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18980 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18981 instead of REG_UNSAVED for DW_CFA_undefined.
18982 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18983 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18986 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18989 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18990 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18991 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18993 2009-04-04 Richard Guenther <rguenther@suse.de>
18995 PR tree-optimization/8781
18996 PR tree-optimization/37892
18997 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18998 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18999 (valueize_refs): Call it for *& valueizations.
19000 (shared_reference_ops_from_ref): Rename to ...
19001 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19002 (shared_reference_ops_from_call): Rename to ...
19003 (valueize_shared_reference_ops_from_call): ... this and valueize.
19004 (vn_reference_lookup): Update.
19005 (visit_reference_op_call): Likewise.
19006 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19007 (eliminate): Value-replace the call address in call statements.
19009 2009-04-04 Richard Guenther <rguenther@suse.de>
19011 PR tree-optimization/39636
19012 * tree-ssa-forwprop.c
19013 (forward_propagate_addr_into_variable_array_index): Check for
19014 GIMPLE_ASSIGN before accessing the rhs code.
19016 2009-04-03 Jason Merrill <jason@redhat.com>
19018 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19020 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19022 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19023 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19024 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19025 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19026 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19027 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19028 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19029 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19030 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19031 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19032 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19033 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19034 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19035 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19036 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19037 Use fr_reg_or_fp01_operand instead of fr_register_operand
19039 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19040 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19041 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19043 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19045 PR rtl-optimization/39607
19046 PR rtl-optimization/39631
19050 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19051 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19052 instead of DF_LR_OUT.
19053 * ira-lives.c (process_bb_node_lives): Ditto.
19054 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19055 instead of DF_LR_{OUT,IN}.
19056 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19057 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19059 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19061 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19062 (execute_lower_omp): Always run but take the short way out if -fopenmp
19064 (gate_lower_omp): Remove, forcing the pass manager to always run the
19065 pass and always set PROP_gimple_lomp.
19066 (pass_lower_omp): Remove gate function.
19067 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19068 PROP_trees. Instead, require it.
19069 * ipa-cp.c (pass_ipa_cp): Likewise.
19070 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19071 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19072 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19073 and PROP_gimple_leh.
19075 2009-04-03 Richard Guenther <rguenther@suse.de>
19077 PR middle-end/13146
19078 PR tree-optimization/23940
19079 PR tree-optimization/33237
19080 PR middle-end/33974
19081 PR middle-end/34093
19082 PR tree-optimization/36201
19083 PR tree-optimization/36230
19084 PR tree-optimization/38049
19085 PR tree-optimization/38207
19086 PR tree-optimization/38230
19087 PR tree-optimization/38301
19088 PR tree-optimization/38585
19089 PR middle-end/38895
19090 PR tree-optimization/38985
19091 PR tree-optimization/39299
19092 * tree-ssa-structalias.h: Remove.
19093 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19094 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19095 (struct vuse_element_d): Remove.
19096 (struct vuse_vec_d): Likewise.
19097 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19098 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19099 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19100 VUSE_ELEMENT_VAR): Likewise.
19101 (struct voptype_d): Likewise.
19102 (NUM_VOP_FREE_BUCKETS): Likewise.
19103 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19104 (struct stmt_operands_d): Remove.
19105 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19106 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19107 VDEF_NUM, VDEF_VECT): Likewise.
19108 (copy_virtual_operands): Remove.
19109 (operand_build_cmp): Likewise.
19110 (create_ssa_artificial_load_stmt): Likewise.
19111 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19112 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19113 vuse_index and mayuse_index members. Pack and move done and iter_type
19114 members to the front.
19115 (SSA_OP_VMAYUSE): Remove.
19116 (SSA_OP_VIRTUAL_USES): Adjust.
19117 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19118 (unlink_stmt_vdef): Declare.
19119 (add_to_addressable_set): Remove.
19120 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19121 (vrp_visit_stmt): Likewise.
19122 * doc/tree-ssa.texi (Alias analysis): Update.
19123 * doc/invoke.texi (max-aliased-vops): Remove docs.
19124 (avg-aliased-vops): Likewise.
19125 * tree-into-ssa.c (syms_to_rename): Remove.
19126 (need_to_update_vops_p): Likewise.
19127 (need_to_initialize_update_ssa_p): Rename to ...
19128 (update_ssa_initialized_fn): ... this. Track function we are
19130 (symbol_marked_for_renaming): Simplify.
19131 (add_new_name_mapping): Do not set need_to_update_vops_p.
19132 (dump_currdefs): Use SYMS_TO_RENAME.
19133 (rewrite_update_stmt): Always walk all uses/defs.
19134 (dump_update_ssa): Adjust.
19135 (init_update_ssa): Take function argument. Track what we are
19137 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19138 (create_new_def_for): Initialize for cfun, assert we are initialized
19140 (mark_sym_for_renaming): Simplify.
19141 (mark_set_for_renaming): Do not initialize update-ssa.
19142 (need_ssa_update_p): Simplify. Take function argument.
19143 (name_mappings_registered_p): Assert we ask for the correct function.
19144 (name_registered_for_update_p): Likewise.
19145 (ssa_names_to_replace): Likewise.
19146 (release_ssa_name_after_update_ssa): Likewise.
19147 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19148 (dump_decl_set): Do not print a newline.
19149 (debug_decl_set): Do it here.
19150 (dump_update_ssa): And here.
19151 * tree-ssa-loop-im.c (move_computations): Adjust.
19152 (movement_possibility): Likewise.
19153 (determine_max_movement): Likewise.
19154 (gather_mem_refs_stmt): Likewise.
19155 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
19156 or NAME_MEMORY_TAG.
19157 * tree-complex.c (update_all_vops): Remove.
19158 (expand_complex_move): Adjust.
19159 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
19160 Simplify test for memory referencing statement. Exclude
19161 non-invariant ADDR_EXPRs.
19162 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
19163 * tree-loop-distribution.c (generate_memset_zero): Adjust.
19164 (rdg_flag_uses): Likewise.
19165 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
19167 (tree_optimize_tail_calls_1): Also split the
19168 edge from the entry block if we have degenerate PHI nodes in
19169 the first basic block.
19170 * tree.c (init_ttree): Remove memory-tag related code.
19171 (tree_code_size): Likewise.
19172 (tree_node_structure): Likewise.
19173 (build7_stat): Re-write to be build6_stat.
19174 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
19175 (SSA_VAR_P): Adjust.
19176 (struct tree_memory_tag): Remove.
19177 (struct tree_memory_partition_tag): Likewise.
19178 (union tree_node): Adjust.
19179 (build7): Re-write to be build6.
19180 * tree-pass.h (pass_reset_cc_flags): Remove.
19181 (TODO_update_address_taken): New flag.
19182 (pass_simple_dse): Remove.
19183 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19184 * params.h (MAX_ALIASED_VOPS): Remove.
19185 (AVG_ALIASED_VOPS): Likewise.
19186 * omp-low.c (expand_omp_taskreg): Update SSA form.
19187 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19188 aliases the lhs in a copy stmt.
19189 * tree-ssa-dse.c (struct address_walk_data): Remove.
19190 (memory_ssa_name_same): Likewise.
19191 (memory_address_same): Likewise.
19192 (get_kill_of_stmt_lhs): Likewise.
19193 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19194 unused stores. Look through PHI nodes into post-dominated regions.
19195 (dse_optimize_stmt): Simplify. Properly remove stores.
19196 (tree_ssa_dse): Compute dominators.
19197 (execute_simple_dse): Remove.
19198 (pass_simple_dse): Likewise.
19199 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19200 gimple_loaded_syms and gimple_stored_syms computation.
19201 * toplev.c (dump_memory_report): Dump alias and pta stats.
19202 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19203 (vn_reference_eq): Likewise.
19204 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19205 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19206 valueize_vuses): Remove.
19207 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19208 (get_def_ref_stmt_vuse): ... this.
19209 (vn_reference_lookup_2): New function.
19210 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19211 walking equivalent vuses. Simplify.
19212 (vn_reference_lookup): Likewise.
19213 (vn_reference_insert): Likewise.
19214 (vn_reference_insert_pieces): Likewise.
19215 (visit_reference_op_call): Simplify.
19216 (visit_reference_op_load): Likewise.
19217 (visit_reference_op_store): Likewise.
19218 (init_scc_vn): Remove shared_lookup_vuses initialization.
19219 (free_scc_vn): Remove shared_lookup_vuses freeing.
19220 (sort_vuses, sort_vuses_heap): Remove.
19221 (get_ref_from_reference_ops): Export.
19222 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19223 vector with single vuse pointer.
19224 (vn_reference_lookup_pieces, vn_reference_lookup,
19225 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19226 (shared_vuses_from_stmt): Remove.
19227 (get_ref_from_reference_ops): Declare.
19228 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19229 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19230 memory-tag related code.
19231 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19232 (likely_value): Add comment, skip static-chain of call statements.
19233 (surely_varying_stmt_p): Adjust.
19234 (gimplify_and_update_call_from_tree): Likewise.
19235 (execute_fold_all_builtins): Do not rebuild alias info.
19236 (gimplify_and_update_call_from_tree): Properly update VOPs.
19237 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19238 (copy_ref_info): Remove memory-tag related code.
19239 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19240 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19241 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19243 * tree-ssa-dom.c (gimple_p): Remove typedef.
19244 (eliminate_redundant_computations): Adjust.
19245 (record_equivalences_from_stmt): Likewise.
19246 (avail_expr_hash): Likewise.
19247 (avail_expr_eq): Likewise.
19248 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19249 (stmt_makes_single_load): Likewise.
19250 (stmt_makes_single_store): Likewise.
19251 * tree-ssa-alias.c: Rewrite completely.
19252 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19253 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19254 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19255 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19256 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19257 Remove public functions.
19258 (pass_reset_cc_flags): Remove.
19259 (pass_build_alias): Move ...
19260 * tree-ssa-structalias.c (pass_build_alias): ... here.
19261 * tree-ssa-alias.c (may_be_aliased): Move ...
19262 * tree-flow-inline.h (may_be_aliased): ... here.
19263 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19264 count_uses_and_derefs): Move ...
19265 * gimple.c: ... here.
19266 * gimple.h (count_uses_and_derefs): Declare.
19267 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19268 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19269 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19270 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19271 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19272 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19273 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19275 * tree-dfa.c (refs_may_alias_p): Move ...
19276 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19277 * tree-ssa-alias.h: New file.
19278 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19279 (statement_sink_location): Likewise.
19280 * opts.c (decode_options): Do not adjust max-aliased-vops or
19281 avg-aliased-vops values.
19282 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19283 (TV_CALL_CLOBBER): Likewise.
19284 (TV_FLOW_SENSITIVE): Likewise.
19285 (TV_FLOW_INSENSITIVE): Likewise.
19286 (TV_MEMORY_PARTITIONING): Likewise.
19287 (TV_ALIAS_STMT_WALK): New timevar.
19288 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19289 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19290 (get_address_description): Remove memory-tag related code.
19291 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19292 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19293 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19294 and immediate uses in statements. Document.
19295 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19296 (dump_symbols): Remove.
19297 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19298 * alias.c (get_deref_alias_set): New function split out from ...
19299 (get_alias_set): ... here.
19300 * alias.h (get_deref_alias_set): Declare.
19301 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19302 type parameter. Remove restrict pointer handling. Create a
19303 ref-all pointer in case type-based alias sets do not conflict.
19304 (vect_analyze_data_refs): Remove SMT related code.
19305 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19306 (vectorizable_load): Likewise.
19307 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19308 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19309 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19310 Ignore vops and SMTs.
19311 (dr_analyze_alias): Likewise..
19312 (free_data_ref): Likewise.
19313 (create_data_ref): Likewise.
19314 (analyze_all_data_dependences): Likewise.
19315 (get_references_in_stmt): Adjust.
19316 * tree-flow-inline.h (gimple_aliases_computed_p,
19317 gimple_addressable_vars, gimple_call_clobbered_vars,
19318 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19319 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19320 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19321 gimple_mem_ref_stats): Remove.
19322 (gimple_vop): New function.
19323 (op_iter_next_use): Remove vuses and mayuses cases.
19324 (op_iter_next_def): Remove vdefs case.
19325 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19326 (clear_and_done_ssa_iter): Do not set removed fields.
19327 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19328 Assert we are not iterating over vuses or vdefs if not also
19329 iterating over uses or defs.
19330 (op_iter_init_use): Likewise.
19331 (op_iter_init_def): Likewise.
19332 (op_iter_next_vdef): Remove.
19333 (op_iter_next_mustdef): Likewise.
19334 (op_iter_init_vdef): Likewise.
19335 (compare_ssa_operands_equal): Likewise.
19336 (link_use_stmts_after): Handle vuse operand.
19337 (is_call_used): Use is_call_clobbered.
19338 (is_call_clobbered): Global variables are always call clobbered,
19339 query the call-clobbers bitmap.
19340 (mark_call_clobbered): Ignore global variables.
19341 (clear_call_clobbered): Likewise.
19342 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19343 virtual operands sanity check.
19344 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19346 (TARGET_MEM_REF): Remove TMR_TAG operand.
19347 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19348 Remove call-clobber related code.
19349 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19350 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19351 partitions or escape reason.
19352 (get_single_def_stmt, get_single_def_stmt_from_phi,
19353 get_single_def_stmt_with_phi): Remove.
19354 (dump_referenced_vars): Tidy.
19355 (get_ref_base_and_extent): Allow bare decls.
19356 (collect_dfa_stats): Adjust.
19357 * graphite.c (rename_variables_in_stmt): Adjust.
19358 (graphite_copy_stmts_from_block): Likewise.
19359 (translate_clast): Likewise.
19360 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19362 (translate_vuse_through_block): Use the oracle.
19363 (phi_translate_1): Adjust.
19364 (value_dies_in_block_x): Use the oracle. Cache the outcome
19366 (valid_in_sets): Check if the VUSE for
19367 a REFERENCE is available.
19368 (eliminate): Do not remove stmts during elimination,
19369 instead queue and remove them afterwards.
19370 (do_pre): Do not rebuild alias info.
19371 (pass_pre): Run TODO_rebuild_alias before PRE.
19372 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19373 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19374 (mark_all_v_defs_stmt): Remove.
19375 (mark_all_v_defs_seq): Adjust.
19376 (sra_replace): Likewise.
19377 (scalarize_use): Likewise.
19378 (scalarize_copy): Likewise.
19379 (scalarize_init): Likewise.
19380 (scalarize_ldst): Likewise.
19381 (todoflags): Remove.
19382 (tree_sra): Do not rebuild alias info.
19383 (tree_sra_early): Adjust.
19384 (pass_sra): Run TODO_update_address_taken before SRA.
19385 * tree-predcom.c (set_alias_info): Remove.
19386 (prepare_initializers_chain): Do not call it.
19387 (mark_virtual_ops_for_renaming): Adjust.
19388 (mark_virtual_ops_for_renaming_list): Remove.
19389 (initialize_root_vars): Adjust.
19390 (initialize_root_vars_lm): Likewise.
19391 (prepare_initializers_chain): Likewise.
19392 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19393 (may_propagate_copy_into_stmt): Likewise.
19394 (merge_alias_info): Do nothing for now.
19395 (propagate_tree_value_into_stmt): Adjust.
19396 (stmt_may_generate_copy): Likewise.
19397 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19398 not mark symbols for renaming.
19399 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19400 with the same statement, make sure to update the new pointed-to one.
19401 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19402 call statements, do not mark symbols for renaming.
19403 (mark_operand_necessary): Dump something.
19404 (ref_may_be_aliased): New function.
19405 (mark_aliased_reaching_defs_necessary_1): New helper function.
19406 (mark_aliased_reaching_defs_necessary): Likewise.
19407 (mark_all_reaching_defs_necessary_1): Likewise.
19408 (mark_all_reaching_defs_necessary): Likewise.
19409 (propagate_necessity): Do not process virtual PHIs. For
19410 non-aliased loads mark all reaching definitions as necessary.
19411 For aliased loads and stores mark the immediate dominating
19412 aliased clobbers as necessary.
19413 (visited): New global static.
19414 (perform_tree_ssa_dce): Free visited bitmap after propagating
19416 (remove_dead_phis): Perform simple dead virtual PHI removal.
19417 (remove_dead_stmt): Properly unlink virtual operands when
19419 (eliminate_unnecessary_stmts): Schedule PHI removal after
19421 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19422 (process_replaceable): Likewise.
19423 (find_replaceable_in_bb): Likewise.
19424 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19425 based on the single gimple vop.
19426 (verify_flow_insensitive_alias_info): Remove.
19427 (verify_flow_sensitive_alias_info): Likewise.
19428 (verify_call_clobbering): Likewise.
19429 (verify_memory_partitions): Likewise.
19430 (verify_alias_info): Likewise.
19431 (verify_ssa): Adjust..
19432 (execute_update_addresses_taken): Export. Update SSA
19433 manually. Optimize only when optimizing. Use a local bitmap.
19434 (pass_update_address_taken): Remove TODO_update_ssa, add
19436 (pass_update_address_taken): Just use TODO_update_address_taken.
19437 (init_tree_ssa): Do not initialize addressable_vars.
19438 (verify_ssa): Verify new VUSE / VDEF properties.
19439 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19440 Do not call verify_alias_info.
19441 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19442 Do not free the loaded and stored syms bitmaps. Reset the escaped
19443 and callused solutions. Do not free addressable_vars.
19444 Remove memory-tag related code.
19445 (warn_uninitialized_var): Aliases are always available.
19446 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19447 * lambda-code.c (can_put_in_inner_loop): Adjust.
19448 (can_put_after_inner_loop): Likewise.
19449 (perfect_nestify): Likewise.
19450 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19451 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19452 (vectorizable_conversion): Do not mark symbols for renaming.
19453 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19454 (expand_call_inline): Unlink the calls virtual operands before
19456 (tree_function_versioning): Do not call update_ssa if we are not
19457 updating clones. Simplify.
19458 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19459 (propagate_with_phi): Likewise..
19460 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19461 clobber code. Assert we are not aliased or global.
19462 * tree-flow.h: Include tree-ssa-alias.h
19463 (enum escape_type): Remove.
19464 (struct mem_sym_stats_d): Likewise.
19465 (struct mem_ref_stats_d): Likewise.
19466 (struct gimple_df): Add vop member. Remove global_var,
19467 call_clobbered_vars, call_used_vars, addressable_vars,
19468 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19469 escaped and callused members.
19470 (struct ptr_info_def): Remove all members, add points-to solution
19472 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19473 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19474 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19475 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19476 (tree-ssa-alias.o): Likewise.
19477 (toplev.o): Add tree-ssa-alias.h
19478 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19479 * gimple.c (gimple_set_bb): Fix off-by-one error.
19480 (is_gimple_reg): Do not handle memory tags.
19481 (gimple_copy): Also copy virtual operands.
19482 Delay updating the statement. Do not reset loaded and stored syms.
19483 (gimple_set_stored_syms): Remove.
19484 (gimple_set_loaded_syms): Likewise.
19485 (gimple_call_copy_skip_args): Copy the virtual operands
19486 and mark the new statement modified.
19487 * tree-ssa-structalias.c (may_alias_p): Remove.
19488 (set_uids_in_ptset): Take the alias set to prune with as
19489 parameter. Fold in the alias test of may_alias_p.
19490 (compute_points_to_sets): Compute whether a ptr is dereferenced
19491 in a local sbitmap.
19492 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19493 other ADDRESSOF constraints on the lhs.
19494 (get_constraint_for_component_ref): Assert that we don't get
19495 ADDRESSOF constraints from the base of the reference.
19496 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19497 (struct variable_info): Remove collapsed_to member.
19498 (get_varinfo_fc): Remove.
19499 (new_var_info): Do not set collapsed_to.
19500 (dump_constraint): Do not follow cycles.
19501 (dump_constraint_graph): Likewise.
19502 (build_pred_graph): Likewise.
19503 (build_succ_graph): Likewise.
19504 (rewrite_constraints): Likewise.
19505 (do_simple_structure_copy): Remove.
19506 (do_rhs_deref_structure_copy): Remove.
19507 (do_lhs_deref_structure_copy): Remove.
19508 (collapse_rest_of_var): Remove.
19509 (do_structure_copy): Re-implement.
19510 (pta_stats): New global variable.
19511 (dump_pta_stats): New function.
19512 (struct constraint_expr): Make offset signed.
19513 (UNKNOWN_OFFSET): Define special value.
19514 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19515 (solution_set_expand): New helper function split out from ...
19516 (do_sd_constraint): ... here.
19517 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19518 (do_ds_constraint): Likewise.
19519 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19520 and CALLUSED = *CALLUSED.
19521 (set_union_with_increment): Make inc argument signed.
19522 (type_safe): Remove.
19523 (get_constraint_for_ptr_offset): Handle unknown and negative
19525 (first_vi_for_offset): Handle offsets before start. Bail
19526 out early for offsets beyond the variable extent.
19527 (first_or_preceding_vi_for_offset): New function.
19528 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19529 Together with ESCAPED = *ESCAPED this properly computes reachability.
19530 (find_what_var_points_to): New function.
19531 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19532 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19533 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19534 pt_solutions_intersect): New functions.
19535 (compute_call_used_vars): Remove.
19536 (compute_may_aliases): New main entry into PTA computation.
19537 * gimple.h (gimple_p): New typedef.
19538 (struct gimple_statement_base): Remove references_memory_p.
19539 (struct gimple_statement_with_memory_ops_base): Remove
19540 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19542 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19543 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19544 gimple_set_references_memory): Remove.
19545 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19546 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19548 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19549 (verify_expr): Allow RESULT_DECL.
19550 (gimple_duplicate_bb): Do not copy virtual operands.
19551 (gimple_duplicate_sese_region): Adjust.
19552 (gimple_duplicate_sese_tail): Likewise.
19553 (mark_virtual_ops_in_region): Remove.
19554 (move_sese_region_to_fn): Do not call it.
19555 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19556 and pass_simple_dse.
19557 (execute_function_todo): Handle TODO_update_address_taken,
19558 call execute_update_addresses_taken for TODO_rebuild_alias.
19559 (execute_todo): Adjust.
19560 (execute_one_pass): Init dump files early.
19561 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19563 (create_general_new_stmt): Clear vops.
19564 * tree-ssa-reassoc.c (get_rank): Adjust.
19565 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19566 symbols for renaming.
19567 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19568 (PARAM_AVG_ALIASED_VOPS): Likewise.
19569 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19570 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19571 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19572 (operand_build_cmp, copy_virtual_operands,
19573 create_ssa_artificial_load_stmt, add_to_addressable_set,
19574 gimple_add_to_addresses_taken): Remove public functions.
19575 (unlink_stmt_vdef): New function.
19577 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19579 * config.gcc (powerpc-*-linux*): Merge variants.
19581 2009-04-02 Chao-ying Fu <fu@mips.com>
19582 James Grosbach <james.grosbach@microchip.com>
19584 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19585 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19587 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19588 keep_interrupts_masked_p, use_debug_exception_return_p.
19589 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19590 keep_interrupts_masked, use_debug_exception_return.
19591 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19592 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19594 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19595 (mips_print_operand): Process COP0 registers to print $0 .. $31
19596 correctly for GAS to process.
19597 (mips_interrupt_extra_call_saved_reg_p): New function.
19598 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19600 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19601 (mips_compute_frame_info): Add supports for interrupt context that
19602 includes doubleword accumulators and COP0 registers.
19603 (mips_for_each_saved_acc): New function.
19604 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19605 mips_for_each_saved_reg.
19606 (mips_save_reg): Save accumulators.
19607 (mips_kernel_reg_p): A new for_each_rtx callback.
19608 (mips_expand_prologue): Support interrupt handlers.
19609 (mips_restore_reg): Restore accumulators.
19610 (mips_expand_epilogue): Support interrupt handlers.
19611 (mips_can_use_return_insn): Return false for interrupt handlers.
19612 (mips_epilogue_uses): New function.
19613 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19614 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19615 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19616 cop0_move): New instructions.
19617 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19618 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19620 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19622 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19623 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19624 interrupt handlers, we use K0 as the temporary register.
19625 (EPILOGUE_USES): Change to a function call.
19626 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19627 handlers, we use K0 as the temporary register.
19629 * doc/extend.texi (Function Attributes): Document interrupt,
19630 use_shadow_register_set, keep_interrupts_masked,
19631 use_debug_exception_return for MIPS attributes.
19633 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19635 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19636 Remove a number of t-files from tmake_file.
19637 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19638 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19639 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19640 target_prototype, not TARGET_PROTOTYPE.
19641 (LINK_OS_GNU_SPEC): Define.
19642 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19643 and darwin-ldoubdle.c.
19645 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19648 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19649 (cpp_options): Ditto.
19650 (default_compilers): Ditto.
19651 (display_help): Ditto.
19652 (process_command): Ditto.
19653 (do_spec_1): Ditto.
19654 (set_input): Use lbasename instead of duplicate code.
19655 (save_temps_prefix): New static for -save-temps=obj.
19656 (save_temps_length): Ditto.
19658 * doc/invoke.texi (-save-temps=obj): Document new variant to
19659 -save-temps switch.
19661 2009-04-02 Jeff Law <law@redhat.com>
19663 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19666 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19668 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19669 * configure: Regenerated.
19671 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19673 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19674 share the argument list.
19676 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19680 2009-02-12 Diego Novillo <dnovillo@google.com>
19682 * varpool.c (debug_varpool): New.
19683 * cgraph.h (debug_varpool): Declare.
19685 2009-04-02 Jan Hubicka <jh@suse.cz>
19687 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19690 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19692 * config/i386/i386.c (ix86_abi): Move initialization to ...
19693 (override_options): Here.
19695 2009-04-02 Christian Bruel <christian.bruel@st.com>
19697 * config/sh/sh.c (sh_dwarf_register_span): New function.
19698 (TARGET_DWARF_REGISTER_SPAN): Define.
19699 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19701 2009-04-02 Ira Rosen <irar@il.ibm.com>
19703 PR tree-optimization/39595
19704 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19705 interleaved loads group is not greater than the SLP group size.
19707 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19709 * builtins.c (is_builtin_name): New.
19710 (called_as_built_in): Use is_builtin_name.
19711 * tree.h (is_builtin_name): New.
19712 * varasm.c (incorporeal_function_p): Use is_builtin_name
19714 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19716 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19718 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19721 * c-decl.c (clone_underlying_type): Move this ...
19722 * c-common.c (set_underlying_type): ... here.
19723 Also, make sure the function properly sets TYPE_STUB_DECL() on
19724 the newly created typedef variant type.
19725 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19726 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19729 2009-04-02 Richard Guenther <rguenther@suse.de>
19731 PR tree-optimization/37221
19732 * tree-flow.h (degenerate_phi_result): Declare.
19733 * tree-ssa-dom.c (degenerate_phi_result): Export.
19734 * tree-scalar-evolution.c (analyze_initial_condition): If
19735 the initial condition is defined by a degenerate PHI node
19736 use the degenerate value.
19738 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19740 PR rtl-optimization/39588
19741 * combine.c (merge_outer_ops): Do not set the constant when this
19743 (simplify_shift_const_1): Do not modify it either in this case.
19745 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19747 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19748 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19750 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19753 * c-lex.c (interpret_float): Default (no suffix) is double.
19755 2009-04-1 Xinliang David Li <davidxl@google.com>
19757 * config/i386/i386.c (legitimate_constant_p): Recognize
19758 all one vector constant.
19760 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19762 * config/vax/vax.c: Add #includes to silence warnings.
19763 Change #include order to silence two warnings.
19765 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19767 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19768 (ASM_SPEC): Pass -k to the assembler for PIC code.
19770 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19772 * config.gcc: Add vax-*-linux* to the switch.
19773 * config/vax/linux.h: New file. (TARGET_VERSION,
19774 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19776 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19778 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19779 Use predicate macros instead of GET_CODE() == foo.
19780 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19781 ashlsi3, rotrsi3, <unnamed>): Likewise.
19783 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19785 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19786 jbbccihi, jbbccisi): Remova trailing whitespace.
19787 * config/vax/constraints.md: Likewise.
19788 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19789 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19790 * config/vax/predicates.md: Likewise.
19791 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19792 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19793 * config/vax/vax.h: Likewise.
19794 * config/vax/vax.md (nonlocal_goto): Likewise.
19796 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19798 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19799 (indirectable_address_p, adjacent_operands_p): Add spaces around
19801 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19803 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19805 * config/vax/vax.c (legitimate_constant_address_p,
19806 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19807 index_term_p, reg_plus_index_p, legitimate_address_p,
19808 vax_mode_dependent_address_p): Update comments to match functions
19809 modified by the recent int->bool conversion.
19811 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19813 * config/vax/builtins.md: Update copyright message.
19814 * config/vax/constraints.md: Likewise.
19815 * config/vax/netbsd-elf.h: Likewise.
19816 * config/vax/predicates.md: Likewise.
19817 * config/vax/vax-protos.h: Likewise.
19818 * config/vax/vax.c: Likewise.
19819 * config/vax/vax.h: Likewise.
19820 * config/vax/vax.md: Likewise.
19821 * config/vax/vax.opt: Likewise.
19823 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19825 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19826 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19827 * config/vax/constraints.md (B, R): Likewise.
19828 * config/vax/predicates.md (external_memory_operand,
19829 nonimmediate_addsub_di_operand): Likewise.
19830 * config/vax/vax.c (vax_output_int_add): Likewise.
19831 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19832 untyped_call): Likewise.
19834 2009-04-01 Matt Thomas <matt@3am-software.com>
19836 * config/vax/predicates.md: New file.
19837 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19838 external_const_operand, nonsymbolic_operand, external_memory_operand,
19839 indirect_memory_operand, indexed_memory_operand,
19840 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19841 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19843 * config/vax/constraints.md: New file.
19844 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19846 * config/vax/builtins.md: New file.
19847 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19848 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19850 * config/vax/vax.opt (mqmath): Add option.
19851 * config/vax/vax.md (isfx): Extend with DI.
19852 (VAXintQH, VAXintQHSD): Define.
19853 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19854 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19855 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19856 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19857 (movdi): Update constraints and use vax_output_int_move().
19858 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19859 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19860 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19861 nonlocal_goto): New.
19862 (mov<mode>): Extend accepted operand types.
19863 (subdi3_old): Rename from subdi3, change update constraints and use
19864 a new implementation.
19865 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19866 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19867 MOVE_RATIO, CLEAR_RATIO): Define.
19868 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19869 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19870 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19871 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19872 (split_quadword_operands): Make static and really allow variable
19874 (print_operand_address): Update for PIC generation.
19875 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19876 indexable_address_p, fixup_mathdi_operand,
19877 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19878 (vax_float_literal, legitimate_constant_p,
19879 indirectable_constant_address_p, index_term_p,
19880 reg_plus_index_p): Return bool instead of int.
19881 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19883 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19885 (vax_output_conditional_branch): Indent.
19886 (legitimate_constant_address_p, indirectable_constant_address_p,
19887 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19888 vax_mode_dependent_address_p): Return bool instead of int, update for
19890 * config/vax/vax-protos.h (legitimate_constant_address_p,
19891 legitimate_constant_p, legitimate_address_p,
19892 vax_mode_dependent_address_p): Change declaration to bool.
19893 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19894 vax_expand_addsub_di_operands, vax_output_int_subtract,
19895 vax_output_movmemsi): Declare.
19896 (split_quadword_operands, vax_float_literal): Delete declaration.
19897 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19898 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19899 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19900 ASM_OUTPUT_DWARF_PCREL): Define.
19901 (ASM_SPEC): Change definition to allow PIC generation.
19903 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19905 * doc/sourcebuild.texi: Update front-end requirements.
19907 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19910 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19911 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19912 (booldi3_internal3): Use boolean_or_operator instead of
19915 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19918 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19919 declarator whose size is not an integer constant expression but
19920 folds to an integer constant, then treat it as a constant
19923 2009-04-01 Richard Guenther <rguenther@suse.de>
19925 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19926 i * 4 + 2 to (i * 2 + 1) * 2.
19928 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19931 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19932 return if c_parser_asm_string_literal returned NULL.
19934 2009-04-01 Nick Clifton <nickc@redhat.com>
19936 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19938 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19939 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19940 other typedefs to avoid conflicts with libgcc2.c. Define labels
19941 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19943 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19944 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19947 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19949 * varasm.c (default_function_rodata_section): Declare DOT as
19952 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19953 Andrey Galkin <agalkin@hypercom.com>
19956 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19957 Make object_name unique for each process.
19959 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19962 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19963 addressable variables in the parallel that could go out of scope while
19964 running queued tasks.
19966 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19968 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19969 (CASE_VALUES_THRESHOLD): Redefine.
19970 * config/avr/avr.c (avr_override_options): Remove initialization of
19971 avr_case_values_threshold variable.
19972 (avr_case_values_threshold): Remove variable. Add new function.
19973 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19974 * config/avr/avr.opt (mno-tablejump): Remove option.
19975 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19977 2009-04-01 DJ Delorie <dj@redhat.com>
19979 * varasm.c (default_function_rodata_section): Don't assume
19980 anything about where the first '.' in the section name is.
19982 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19984 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19985 rs6000_emit_stack_tie.
19987 2009-03-31 Ian Lance Taylor <iant@google.com>
19989 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19990 gimple_code with GIMPLE_RESX, not RESX.
19992 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19994 * c-common.c (c_get_ident): New.
19995 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19997 2009-04-01 Ben Elliston <bje@au.ibm.com>
19999 * config/rs6000/sysv4.opt (msdata): Improve option description.
20001 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20003 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20004 (divdf3_internal_lat): Remove.
20005 (divxf3_internal_lat): Remove.
20006 (divxf3_internal_thr): Remove.
20007 (divxf): Use divxf3_internal.
20008 * config/ia64/div.md (divsf3_internal_lat): New.
20009 (divdf3_internal_lat): New.
20010 (divxf3_internal): New.
20012 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20015 * Makefile.in (USE_GCC_STDINT): Define.
20016 (stmp-int-hdrs): Install stdint.h if applicable.
20017 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20019 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20020 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20021 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20022 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20023 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20024 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20025 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20026 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20027 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20028 (c_common_nodes_and_builtins): Initialize
20029 underlying_wchar_type_node. Do not initialize
20030 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20031 nodes for new types.
20032 (c_stddef_cpp_builtins): Define macros for new types.
20033 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20035 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20036 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20037 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20038 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20039 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20040 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20041 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20042 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20043 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20044 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20045 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20046 int16_type_node, int32_type_node, int64_type_node,
20047 uint8_type_node, uint16_type_node, c_uint32_type_node,
20048 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20049 int_least32_type_node, int_least64_type_node,
20050 uint_least8_type_node, uint_least16_type_node,
20051 uint_least32_type_node, uint_least64_type_node,
20052 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20053 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20054 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20055 uintptr_type_node): Define.
20056 * c-cppbuiltin.c (builtin_define_constants,
20057 builtin_define_type_minmax): New.
20058 (builtin_define_stdint_macros): Define more macros.
20059 (c_cpp_builtins): Define more limit macros.
20060 (type_suffix): New.
20061 (builtin_define_type_max): Define in terms of
20062 builtin_define_type_minmax. Remove is_long parameter. All
20064 * config.gcc (use_gcc_stdint): Define.
20065 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20066 Add newlib-stdint.h for generic targets.
20067 * config/glibc-stdint.h, config/newlib-stdint.h,
20068 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20069 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20070 * config/score/score.h (UINTPTR_TYPE): Define.
20071 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20072 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20073 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20074 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20075 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20076 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20077 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20078 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20079 * config/spu/spu.h (STDINT_LONG32): Define.
20080 * configure.ac (use_gcc_stdint): Substitute.
20081 * configure: Regenerate.
20082 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20083 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20084 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20085 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20086 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20087 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20088 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20089 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20090 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20091 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20092 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20093 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20094 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20095 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20096 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20097 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20098 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20099 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20100 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20101 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20102 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20103 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20104 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20105 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20106 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20107 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20108 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20109 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20110 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20112 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20114 * loop-iv.c (suitable_set_for_replacement): Renamed from
20115 simplify_using_assignment; changed to return bool and to accept new
20116 args DEST and SRC. Return true iff we find a source/destination pair
20117 that can be used to make a replacement, and fill SRC and DEST if so.
20118 Remove arg ALTERED. Don't deal with altered regs here. All callers
20120 (simplify_using_initial_values): Deal with altered regs here and track
20121 more precisely the effect they have on the validity of our expression.
20123 * loop-iv.c (simplify_using_condition): A condition of the form
20124 (EQ REG CONST) can be used to simply make a substitution.
20125 (simplify_using_initial_values): Keep track of conditions we have seen
20126 and keep using them to simplify new expressions, while applying the
20127 same substitutions to them as to the expression.
20129 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20130 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20133 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20134 changed. Use this when trying to improve the upper bound.
20135 Generate the comparison by using simplify_gen_relational.
20137 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20139 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20141 (simplify_using_assignment, simplify_using_initial_values): Call
20142 replace_in_expr to make replacements. Call replace_single_def_regs
20143 once on the initial version of the expression.
20145 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20148 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20150 2009-03-31 Richard Guenther <rguenther@suse.de>
20152 PR middle-end/31029
20153 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20154 equality comparisons. Fold C - X CMP X if C % 2 == 1.
20156 2009-03-31 Richard Guenther <rguenther@suse.de>
20158 * tree.h (div_if_zero_remainder): Declare.
20159 * fold-const.c (div_if_zero_remainder): Export.
20160 * tree-ssa-forwprop.c
20161 (forward_propagate_addr_into_variable_array_index): Handle
20162 constant array index addition outside of the variable index.
20164 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20167 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
20168 define_splits, floatunssi<mode>2): Require x87 conversions from
20169 DImode to be permitted.
20171 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20173 PR preprocessor/15638
20174 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
20176 2009-03-31 Richard Guenther <rguenther@suse.de>
20178 PR middle-end/23401
20179 PR middle-end/27810
20180 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20181 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20182 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20183 a separate statement.
20184 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20185 (lookup_tmp_var): Likewise.
20186 (is_gimple_formal_tmp_or_call_rhs): Remove.
20187 (is_gimple_reg_or_call_rhs): Rename to ...
20188 (is_gimple_reg_rhs_or_call): ... this.
20189 (is_gimple_mem_or_call_rhs): Rename to ...
20190 (is_gimple_mem_rhs_or_call): ... this.
20191 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20192 DECL_GIMPLE_REG_P only if is_formal is true.
20193 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20194 for non-proper post-modify expression gimplification.
20195 (gimplify_self_mod_expr): For post-modify expressions gimplify
20196 the lvalue to a minimal lvalue.
20197 (rhs_predicate_for): Remove formal temp case.
20198 (gimplify_modify_expr_rhs): Likewise.
20199 (gimplify_addr_expr): Use is_gimple_reg.
20200 (gimplify_expr): Remove formal temp cases.
20201 (gimple_regimplify_operands): Likewise.
20202 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20203 and FILTER_EXPR like constants.
20204 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20206 (is_gimple_formal_tmp_rhs): Remove.
20207 (is_gimple_reg_rhs): Remove special casing.
20208 (is_gimple_mem_rhs): Fix.
20209 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20210 (is_gimple_formal_tmp_var): Remove.
20211 (is_gimple_formal_tmp_reg): Likewise.
20212 (is_gimple_min_lval): Allow invariant component ref parts.
20213 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20214 is_gimple_formal_tmp_reg): Remove declarations.
20215 * tree-cfg.c (verify_expr): Verify that variables with address
20216 taken do not have DECL_GIMPLE_REG_P set.
20217 * tree-mudflap.c (mf_build_check_statement_for): Use
20218 force_gimple_operand instead of gimplify_expr.
20220 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20222 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20223 schedulable rows to compute_split_row.
20225 2009-03-31 Ben Elliston <bje@au.ibm.com>
20228 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20231 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20233 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20234 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20235 * configure: Regenerate.
20236 * config.in: Regenerate.
20237 * config/rs6000/rs6000.opt (mtls-markers): Add.
20238 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20239 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20240 (tls_ld_aix, tls_ld_sysv): Likewise.
20241 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20242 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20244 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20246 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20248 2009-03-30 Jan Hubicka <jh@suse.cz>
20250 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20252 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20253 detection and label handling.
20255 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20257 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20258 left_conflicts_size.
20259 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20260 ALLOCNO_LEFT_CONFLICTS_SIZE.
20262 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20263 remove_allocno_from_bucket_and_push,
20264 allocno_spill_priority_compare, push_allocnos_to_stack,
20265 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20266 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20267 (setup_allocno_left_conflicts_num): Ditto. Rename to
20268 setup_allocno_left_conflicts_size.
20269 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20270 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20271 setup_allocno_left_conflicts_size instead of
20272 setup_allocno_left_conflicts_num.
20274 * ira-build.c (ira_create_allocno): Use
20275 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20276 ALLOCNO_LEFT_CONFLICTS_NUM.
20278 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20280 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20281 instead of DF_LR_OUT.
20283 * ira-lives.c (process_bb_node_lives): Ditto.
20285 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20286 instead of DF_LR_{OUT,IN}.
20288 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20290 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20292 2009-03-30 Jan Hubicka <jh@suse.cz>
20294 * except.c (label_to_region_map): Fix thinko.
20296 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20298 PR middle-end/38237
20299 * tree.h (tree_find_value): New declaration.
20300 * tree.c (tree_find_value): New function.
20301 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20303 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20306 * c-decl.c (struct c_binding): Add locus field.
20307 (bind): Add locus argument, set locus field from it.
20308 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20309 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20310 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20311 implicitly_declare, undeclared_variable, lookup_label,
20312 declare_label, c_make_fname_decl, c_builtin_function,
20313 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20316 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20319 * config/i386/i386.c (classify_argument): Check total size of
20322 2009-03-30 Martin Jambor <mjambor@suse.cz>
20324 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20325 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20326 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20329 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20330 seen_variable_array_ref while also traversing a union.
20332 * tree-inline.c (optimize_inline_calls): Do not call
20333 cgraph_node_remove_callees.
20334 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20335 (pass_remove_cgraph_callee_edges): New variable.
20336 * passes.c (init_optimization_passes): Add
20337 pass_remove_cgraph_callee_edges after early inlining and before all
20338 late intraprocedural passes.
20340 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20342 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20344 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20345 Fix typos in names.
20347 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20349 * combine.c (simplify_comparison): Use have_insn_for.
20350 * dojump.c (do_jump): Likewise.
20352 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20354 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20355 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20356 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20357 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20358 instead of sparc_compare_emitted.
20359 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20360 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20361 instead of sparc_compare_emitted.
20363 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20365 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20366 enter/exit cfglayout mode.
20367 (pass_partition_block): Require it.
20368 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20369 (combine_instructions): Track basic blocks instead of labels.
20370 (update_cfg_for_uncondjump): New.
20371 (try_combine): Use it. Update jumps after rescanning.
20372 (pass_combine): Require PROP_cfglayout.
20373 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20375 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20377 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20378 Provide/destroy PROP_cfglayout respectively.
20379 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20380 * tree-pass.h (PROP_cfglayout): New.
20382 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20384 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20385 fold_convert_const_fixed_from_fixed,
20386 fold_convert_const_fixed_from_int,
20387 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20388 set TREE_CONSTANT_OVERFLOW.
20389 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20390 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20392 2009-03-30 Ira Rosen <irar@il.ibm.com>
20394 * tree-vect-loop-manip.c: New file.
20395 * tree-vectorizer.c: Update documentation and included files.
20396 (vect_loop_location): Make extern.
20397 (rename_use_op): Move to tree-vect-loop-manip.c
20398 (rename_variables_in_bb, rename_variables_in_loop,
20399 slpeel_update_phis_for_duplicate_loop,
20400 slpeel_update_phi_nodes_for_guard1,
20401 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20402 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20403 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20404 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20405 find_loop_location): Likewise.
20406 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20407 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20408 get_vectype_for_scalar_type, vect_is_simple_use,
20409 supportable_widening_operation, supportable_narrowing_operation):
20411 (bb_in_loop_p): Move to tree-vect-loop.c.
20412 (new_loop_vec_info, destroy_loop_vec_info,
20413 reduction_code_for_scalar_code, report_vect_op,
20414 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20415 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20416 (vect_supportable_dr_alignment): Likewise.
20417 * tree-vectorizer.h (tree-data-ref.h): Include.
20418 (vect_loop_location): Declare.
20419 Reorganize function declarations according to the new file structure.
20420 * tree-vect-loop.c: New file.
20421 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20422 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20423 * tree-vect-data-refs.c: New file.
20424 * tree-vect-patterns.c (timevar.h): Don't include.
20425 * tree-vect-stmts.c: New file.
20426 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20427 tree-vect-slp.c, tree-vect-loop.c.
20428 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20429 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20430 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20431 (tree-vect-analyze.o): Remove.
20432 (tree-vect-transform.o): Likewise.
20433 (tree-vect-data-refs.o): Add rule.
20434 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20435 tree-vect-slp.o): Likewise.
20436 (tree-vect-patterns.o): Remove redundant dependencies.
20437 (tree-vectorizer.o): Likewise.
20438 * tree-vect-slp.c: New file.
20440 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20442 * optc-gen.awk: Warn if an option flag has multiple different
20445 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20447 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20448 -floop-block): Document dependences on PPL, CLooG and Graphite.
20450 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20452 PR rtl-optimization/323
20453 * c-common.c (c_fully_fold, convert_and_check,
20454 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20455 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20456 * c-common.def (EXCESS_PRECISION_EXPR): New.
20457 * c-cppbuiltin.c (builtin_define_float_constants): Define
20458 constants with enough digits for long double.
20459 * c-lex.c (interpret_float): Interpret constant with excess
20460 precision where appropriate.
20461 * c-opts.c (c_common_post_options): Set
20462 flag_excess_precision_cmdline. Give an error for
20463 -fexcess-precision=standard for C++ for processors where the
20464 option is significant.
20465 * c-parser.c (c_parser_conditional_expression): Handle excess
20466 precision in condition.
20467 * c-typeck.c (convert_arguments): Handle arguments with excess
20469 (build_unary_op): Move excess precision outside operation.
20470 (build_conditional_expr): Likewise.
20471 (build_compound_expr): Likewise.
20472 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20473 (build_modify_expr): Handle excess precision in RHS.
20474 (convert_for_assignment): Handle excess precision in converted
20476 (digest_init, output_init_element, process_init_element): Handle
20477 excess precision in initializer.
20478 (c_finish_return): Handle excess precision in return value.
20479 (build_binary_op): Handle excess precision in operands and add
20480 excess precision as needed for operation.
20481 * common.opt (-fexcess-precision=): New option.
20482 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20483 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20484 For standard excess precision, output explicit conversion to and
20485 truncation from XFmode.
20486 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20487 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20488 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20489 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20490 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20491 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20492 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20493 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20494 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20495 define_splits, sqrt<mode>2): Disable where appropriate for
20496 standard excess precision.
20497 * convert.c (convert_to_real): Do not shorten arithmetic to type
20498 for which excess precision would be used.
20499 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20500 * doc/invoke.texi (-fexcess-precision=): Document option.
20501 (-mfpmath=): Correct index entry.
20502 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20503 flag_excess_precision): New.
20504 * langhooks.c (lhd_post_options): Set
20505 flag_excess_precision_cmdline.
20506 * opts.c (common_handle_option): Handle -fexcess-precision=.
20507 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20508 init_excess_precision): New.
20509 (lang_dependent_init_target): Call init_excess_precision.
20510 * tree.c (excess_precision_type): New.
20511 * tree.h (excess_precision_type): Declare.
20513 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20516 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20517 non-lvalue to component.
20519 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20521 PR preprocessor/34695
20522 * Makefile.in (c-opts.o): Depend on c-tree.h.
20523 * c-common.c: Move down include of diagnostic.h.
20524 (done_lexing, c_cpp_error): New.
20525 * c-common.h (done_lexing): Declare.
20526 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20528 * c-opts.c: Include c-tree.h.
20529 (c_common_init_options): Set preprocessor error callback.
20530 (c_common_handle_option): Do not set preprocessor
20531 inhibit_warnings, warnings_are_errors, warn_system_headers,
20532 pedantic_errors or inhibit_warnings flags.
20533 (c_common_post_options): Do not check cpp_errors (parse_in).
20534 (c_common_finish): Do not output dependencies if there were
20535 errors. Do not check return value of cpp_finish.
20536 * c-ppoutput.c (pp_file_change): Set input_location.
20537 * c-tree.h (c_cpp_error): Declare.
20538 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20540 (diagnostic_build_prefix): Check override_column.
20541 * diagnostic.h (diagnostic_info): Add override_column field.
20542 (diagnostic_override_column): Define.
20544 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20546 * c-common.c (c_expand_expr, c_staticp): Remove.
20547 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20548 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20549 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20550 * c-gimplify.c (gimplify_compound_literal_expr,
20551 optimize_compound_literals_in_ctor): Remove.
20552 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20553 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20554 * c-semantics.c (emit_local_var): Remove.
20556 * langhooks-def.h (lhd_expand_expr): Remove.
20557 * langhooks.c (lhd_expand_expr): Remove.
20558 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20560 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20561 handling from c-semantics.c; don't call into langhook.
20562 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20563 * gimplify.c (gimplify_compound_literal_expr,
20564 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20565 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20566 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20567 as was done in c-gimplify.c.
20568 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20569 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20570 Move from c-common.h.
20571 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20573 * tree.c (staticp): Do not call langhook.
20574 * langhooks.c (lhd_staticp): Delete.
20575 * langhooks-def.h (lhd_staticp): Delete prototype.
20576 (LANG_HOOKS_STATICP): Delete.
20577 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20579 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20580 instead of DECL_STMTs.
20582 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20590 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20592 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20593 contained expression.
20594 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20595 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20596 conditional expressions for C.
20597 (decl_constant_value_for_optimization): Move from
20598 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20599 whether optimizing and that the expression is a VAR_DECL not of
20600 array type instead of doing such checks in the caller. Do not
20601 check pedantic. Call gcc_unreachable for C++.
20602 * c-common.def (C_MAYBE_CONST_EXPR): New.
20603 * c-common.h (c_fully_fold, c_save_expr,
20604 decl_constant_value_for_optimization): New prototypes.
20605 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20606 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20607 EXPR_INT_CONST_OPERANDS): Define.
20608 * c-convert.c (convert): Strip nops from expression.
20609 * c-decl.c (groktypename): Take extra parameters expr and
20610 expr_const_operands. Update call to grokdeclarator.
20611 (start_decl): Update call to grokdeclarator. Add statement for
20612 expressions used in type of decl.
20613 (grokparm): Update call to grokdeclarator.
20614 (push_parm_decl): Update call to grokdeclarator.
20615 (build_compound_literal): Add parameter non_const and build a
20616 C_MAYBE_COSNT_EXPR if applicable.
20617 (grokdeclarator): Take extra parameters expr and
20618 expr_const_operands. Track expressions used in declaration
20619 specifiers and declarators. Fold array sizes and track whether
20620 they are constant expressions and whether they are integer
20621 constant expressions.
20622 (parser_xref_tag): Set expr and expr_const_operands fields in
20624 (grokfield): Update call to grokdeclarator.
20625 (start_function): Update call to grokdeclarator.
20626 (build_null_declspecs): Set expr and expr_const_operands fields in
20628 (declspecs_add_type): Handle expressions in typeof specifiers.
20629 * c-parser.c (c_parser_declspecs): Set expr and
20630 expr_const_operands fields for declaration specifiers.
20631 (c_parser_enum_specifier): Likewise.
20632 (c_parser_struct_or_union_specifier): Likewise.
20633 (c_parser_typeof_specifier): Likewise. Update call to
20634 groktypename. Fold expression as needed. Return expressions with
20635 type instead of adding statements.
20636 (c_parser_attributes): Update calls to c_parser_expr_list.
20637 (c_parser_statement_after_labels): Fold expression before passing
20638 to objc_build_throw_stmt.
20639 (c_parser_condition): Fold expression.
20640 (c_parser_asm_operands): Fold expression.
20641 (c_parser_conditional_expression): Use c_save_expr. Update call
20642 to build_conditional_expr.
20643 (c_parser_alignof_expression): Update call to groktypename.
20644 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20645 original_code. Fold expression argument of va_arg. Create
20646 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20647 argument to va_arg. Update calls to groktypename. Fold array
20648 index for offsetof. Verify that first argument to
20649 __builtin_choose_expr has integer type.
20650 (c_parser_postfix_expression_after_paren_type): Update calls to
20651 groktypename and build_compound_literal. Handle expressions with
20652 side effects in type name.
20653 (c_parser_postfix_expression_after_primary): Update call to
20654 c_parser_expr_list. Set original_code for calls to
20655 __builtin_constant_p.
20656 (c_parser_expr_list): Take extra parameter fold_p. Fold
20657 expressions if requested.
20658 (c_parser_objc_type_name): Update call to groktypename.
20659 (c_parser_objc_synchronized_statement): Fold expression.
20660 (c_parser_objc_receiver): Fold expression.
20661 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20662 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20663 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20664 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20665 (struct c_typespec): Add elements expr and expr_const_operands.
20666 (struct c_declspecs): Add elements expr and expr_const_operands.
20667 (groktypename, build_conditional_expr, build_compound_literal):
20669 (in_late_binary_op): Declare.
20670 * c-typeck.c (note_integer_operands): New function.
20671 (in_late_binary_op): New variable.
20672 (decl_constant_value_for_broken_optimization): Move to c-common.c
20673 and rename to decl_constant_value_for_optimization.
20674 (default_function_array_conversion): Do not strip nops.
20675 (default_conversion): Do not call
20676 decl_constant_value_for_broken_optimization.
20677 (build_array_ref): Do not fold result.
20678 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20679 result when operand is a VLA.
20680 (c_expr_sizeof_type): Update call to groktypename. Handle
20681 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20682 result when operand names a VLA type.
20683 (build_function_call): Update call to build_compound_literal.
20684 Only fold result for calls to __builtin_* functions. Strip
20685 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20686 the function designator.
20687 (convert_arguments): Fold arguments. Update call to
20688 convert_for_assignment.
20689 (build_unary_op): Handle increment and decrement of
20690 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20691 decrement earlier. Fold operand of increment and decrement.
20692 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20693 built for integer operand. Wrap returns that are INTEGER_CSTs
20694 without being integer constant expressions or that have integer
20695 constant operands without being INTEGER_CSTs.
20696 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20697 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20698 result is an integer constant expression or can be used in
20699 unevaluated parts of one and avoid folding and wrap as
20700 appropriate. Fold operands before possibly doing -Wsign-compare
20702 (build_compound_expr): Wrap result for C99 if operands can be used
20703 in integer constant expressions.
20704 (build_c_cast): Update call to digest_init. Do not ignore
20705 overflow from casting floating-point constants to integers. Wrap
20706 results that could be confused with integer constant expressions,
20707 null pointer constants or floating-point constants.
20708 (c_cast_expr): Update call to groktypename. Handle expressions
20709 included in type name.
20710 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20711 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20712 Update calls to convert_for_assignment.
20713 (convert_for_assignment): Take new parameter
20714 null_pointer_constant. Do not strip nops or call
20715 decl_constant_value_for_broken_optimization. Set
20716 in_late_binary_op for conversions to boolean.
20717 (store_init_value): Update call to digest_init.
20718 (digest_init): Take new parameter null_pointer_constant. Do not
20719 call decl_constant_value_for_broken_optimization. pedwarn for
20720 initializers not constant expressions. Update calls to
20721 convert_for_assignment.
20722 (constructor_nonconst): New.
20723 (struct constructor_stack): Add nonconst element.
20724 (really_start_incremental_init, push_init_level, pop_init_level):
20725 Handle constructor_nonconst and nonconst element.
20726 (set_init_index): Call constant_expression_warning for array
20728 (output_init_element): Fold value. Set constructor_nonconst as
20729 applicable. pedwarn for initializers not constant expressions.
20730 Update call to digest_init. Call constant_expression_warning
20731 where constant initializers are required.
20732 (process_init_element): Use c_save_expr.
20733 (c_finish_goto_ptr): Fold expression.
20734 (c_finish_return): Fold return value. Update call to
20735 convert_for_assignment.
20736 (c_start_case): Fold switch expression.
20737 (c_process_expr_stmt): Fold expression.
20738 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20739 ensure statement expression is not evaluated in constant expression.
20740 (build_binary_op): Track whether results are integer constant
20741 expressions or may occur in such, disable folding and wrap results
20742 as applicable. Fold operands for -Wsign-compare warnings unless
20744 (c_objc_common_truthvalue_conversion): Handle results folded to
20745 integer constants that are not integer constant expressions.
20746 * doc/extend.texi: Document when typeof operands are evaluated,
20747 that condition of __builtin_choose_expr is an integer constant
20748 expression, and more about use of __builtin_constant_p in
20751 2009-03-29 Richard Guenther <rguenther@suse.de>
20753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20754 propagate addresses of array references.
20756 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20758 * regmove.c (perhaps_ends_bb_p): Remove.
20759 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20760 from INSN and check that the main loop stays within that basic block.
20761 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20762 (regmove_forward_pass): Split out from regmove_optimize. Use
20763 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20764 (regmove_backward_pass): Split out from regmove_optimize. Use
20765 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20766 (regmove_optimize): Simplify.
20768 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20771 * config/i386/i386.c (classify_argument): Ignore flexible array
20772 member in struct and warn ABI change.
20774 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20776 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20778 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20779 (ix86_adjust_cost): Updated.
20781 2009-03-29 Jan Hubicka <jh@suse.cz>
20783 PR middle-end/28850
20784 * tree-pass.h (pass_cleanup_eh): New function.
20785 (remove_unreachable_regions): Break code handling RTL
20786 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20787 that can not be reached by runtime.
20788 (can_be_reached_by_runtime): New function.
20789 (label_to_region_map): New function.
20790 (num_eh_regions): New function.
20791 (rtl_remove_unreachable_regions): New function.
20792 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20793 (remove_eh_region): New function.
20794 * except.h: Include sbitmap and vecprim.
20795 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20796 num_eh_regions): Declare.
20797 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20798 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20799 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20800 (tree_empty_eh_handler_p): New function.
20801 (cleanup_empty_eh): New function.
20802 (cleanup_eh): New function.
20803 (pass_cleanup_eh): New function.
20805 2009-03-29 Jan Hubicka <jh@suse.cz>
20807 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20808 for removed regions.
20810 2009-03-29 Jan Hubicka <jh@suse.cz>
20812 * except.c (dump_eh_tree): Dump all datastructures.
20814 2009-03-29 Jan Hubicka <jh@suse.cz>
20816 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20817 (duplicate_eh_regions_1): Likewise.
20818 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20819 vector; call EH verification.
20820 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20821 Be ready for region being removed.
20823 2009-03-29 Jan Hubicka <jh@suse.cz>
20825 * bitmap.c (bitmap_last_set_bit): New function.
20826 * bitmap.h (bitmap_last_set_bit): Declare.
20828 2009-03-29 David Ayers <ayers@fsfe.org>
20831 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20832 by calling objc_compare_types and surpress warnings about
20833 incompatible C pointers that are compatible ObjC pointers.
20835 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20837 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20838 call initialize_inline_failed.
20839 (initialize_inline_failed): Move it from here ...
20840 * cgraph.c (initialize_inline_failed): ... to here.
20841 (cgraph_create_edge): Call initialize_inline_failed rather than
20842 setting inline_failed directly.
20844 2009-03-29 Ben Elliston <bje@au.ibm.com>
20847 * sysv4.opt (msdata): Improve comment.
20848 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20849 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20851 2009-03-29 Ben Elliston <bje@au.ibm.com>
20854 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20855 load and store attributes.
20857 2009-03-29 Ben Elliston <bje@au.ibm.com>
20859 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20860 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20861 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20862 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20863 __builtin_infq and __builtin_huge_valq.
20865 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20867 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20869 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20870 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20872 2009-03-28 Xinliang David Li <davidxl@google.com>
20874 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20875 (do_dbg_cnt): New function.
20877 2009-03-28 Jan Hubicka <jh@suse.cz>
20879 Merge from pretty-ipa:
20881 2009-03-27 Jan Hubicka <jh@suse.cz>
20883 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20884 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20885 * passes.c (function_called_by_processed_nodes_p): New.
20886 * ipa-pure-const.c (check_call): Fix handling of operands.
20887 (analyze_function): Dump debug output for skipped bodies.
20888 (local_pure_const): Use function_called_by_processed_nodes_p.
20889 * dwarf2out.c (reference_to_unused): Use output.
20890 * passes.c (do_per_function_toporder): Likewise.
20892 2008-11-12 Jan Hubicka <jh@suse.cz>
20894 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20895 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20896 state_set_in_source enum
20897 (check_decl): Ignore memory tags; do not set fake looping flags;
20899 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20900 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20901 (check_call, analyze_function): Rewrite.
20903 (add_new_function): Update call of analyze_function.
20904 (generate_summary): Add call of analyze_function.
20905 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20906 (local_pure_const): New function.
20907 (pass_local_pure_const): New pass.
20908 * ipa-inline.c (inline_transform): Set after_inlining.
20909 * tree-eh.c (stmt_can_throw_external): New.
20910 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20911 work with aliasing built.
20912 * tree-flow.h (stmt_can_throw_external): New.
20913 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20914 and local pure/const pass in early and late optimization queue.
20916 2009-03-28 Martin Jambor <mjambor@suse.cz>
20918 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20920 (fold_binary): Allow function decl aligment consideration is the
20921 second argument is integer constant one.
20922 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20923 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20924 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20926 2009-03-28 Jan Hubicka <jh@suse.cz>
20928 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20929 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20930 * function.h (rtl_data): Add nothrow flag.
20931 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20932 set DECL_NOTHROW for AVAILABLE functions.
20934 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20936 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20937 following vector keyword has expansion starting with pixel or bool
20938 keyword, expand vector to __vector and pixel or bool to __pixel or
20942 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20943 warn_if_disallowed_function_p): Removed.
20944 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20945 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20946 warning_if_disallowed_function_p.
20947 * flags.h (warn_if_disallowed_function_p,
20948 warn_disallowed_functions): Removed.
20949 * common.opt (Wdisallowed-function-list=): Removed.
20950 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20952 2009-03-28 Richard Guenther <rguenther@suse.de>
20954 PR tree-optimization/38723
20955 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20958 2009-03-28 Jan Hubicka <jh@suse.cz>
20960 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20961 test introduced by my previous patch.
20963 2009-03-28 Richard Guenther <rguenther@suse.de>
20965 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20966 the PHIs value undefined.
20968 2009-03-28 Jan Hubicka <jh@suse.cz>
20970 * tree-pass.h (pass_fixup_cfg): New pass.
20971 * ipa-inline.c (inline_transform): Set
20972 always_inline_functions_inlined/after_inlining.
20973 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20974 (pass_fixup_cfg): New pass.
20975 * passes.c (init_optimization_passes): Add fixup_cfg.
20977 2009-03-28 Richard Guenther <rguenther@suse.de>
20979 PR tree-optimization/38458
20980 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20981 argument use the arguments copy-of value.
20983 2009-03-28 Richard Guenther <rguenther@suse.de>
20985 PR tree-optimization/38180
20986 * tree-ssa-ccp.c (get_default_value): Simplify.
20987 (likely_value): Likewise.
20988 (surely_varying_stmt_p): Properly handle VOP case.
20989 (ccp_initialize): Likewise.
20990 (ccp_fold): Handle propagating through *&.
20991 (fold_const_aggregate_ref): Also handle decls.
20993 2009-03-28 Jan Hubicka <jh@suse.cz>
20995 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20996 * cgraph.h (cgraph_node): Likewise.
20997 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20998 (cgraph_reset_node): Use process flag.
20999 (cgraph_mark_functions_to_output): Likewise.
21000 (cgraph_expand_function): Likewise.
21001 (cgraph_expand_all_functions): Likewise.
21002 (cgraph_output_in_order): Likewise.
21003 * dwarf2out.c (reference_to_unused): Likewise.
21004 * passes.c do_per_function_toporder): Likewise.
21006 2009-03-28 Jan Hubicka <jh@suse.cz>
21008 Bring from lto-branch:
21010 2008-09-03 Doug Kwan <dougkwan@google.com>
21012 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21013 enums instead of reason strings.
21014 * cgraph.c (cgraph_create_edge): Same.
21015 (cgraph_inline_failed_string): New function.
21016 * cgraph.h (cgraph_inline_failed_t): New enum type.
21017 (cgraph_inline_failed_string): New prototype.
21018 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21019 char pointer to cgraph_inline_failed_t.
21020 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21021 (cgraph_default_inline_p): Ditto.
21022 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21023 to cgraph_inline_failed_t pointer.
21024 * cif-code.def: New file.
21025 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21027 (cgraph_check_inline_limits): Change type of REASON to pointer to
21028 cgraph_inline_failed_t. Replace reason strings with enums.
21029 (cgraph_default_inline_p): Ditto.
21030 (cgraph_recursive_inlining_p): Ditto.
21031 (update_caller_keys): Change type of FAILED_REASON to
21032 cgraph_inline_failed_t.
21033 (cgraph_set_inline_failed): Change type of REASON to pointer to
21034 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21035 convert enums to strings for text output.
21036 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21037 to be of type cgraph_inline_failed_t. Replace reason strings with
21038 enums. Call cgraph_inline_failed_string to covert enums
21039 to strings for text output.
21040 (cgraph_decide_inlining): Replace reason strings with enums.
21041 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21042 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21044 * tree-inline.c (expand_call_inline): Change type of REASON
21045 to cgraph_inline_failed_t. Replace reason strings with enums.
21046 Call cgraph_inline_failed_string for text output.
21047 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21050 2009-03-28 Jan Hubicka <jh@suse.cz>
21052 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21053 cgraph_clone_node): Remove master clone handling.
21054 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21055 * cgraph.h (master_clone): Remove.
21056 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21057 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21058 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21060 2009-03-28 Jan Hubicka <jh@suse.cz>
21062 * cgraph.c (cgraph_function_body_availability): Functions declared
21063 inline are always safe to assume that it is not going to be replaced.
21065 2009-03-28 Richard Guenther <rguenther@suse.de>
21067 PR tree-optimization/38513
21068 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21069 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21070 EXC_PTR_EXPR and FILTER_EXPR.
21071 (get_ref_from_reference_ops): Likewise.
21073 2009-03-28 Richard Guenther <rguenther@suse.de>
21075 PR tree-optimization/38968
21076 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21077 Use FLOOR_MOD_EXPR to compute misalignment.
21079 2009-03-28 Richard Guenther <rguenther@suse.de>
21081 PR tree-optimization/37795
21082 * tree.h (combine_comparisons): Declare.
21083 * fold-const.c (combine_comparisons): Export.
21084 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21086 (ifcombine_iforif): Use combine_comparisons.
21088 2009-03-28 Jan Hubicka <jh@suse.cz>
21090 * tree-eh.c (inlinable_call_p): New function.
21091 (make_eh_edges): Use it.
21092 (verify_eh_edges): Use it.
21093 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21094 * except.c (reachable_next_level): Add inlinable_function argument
21095 (sjlj_find_directly_reachable_regions): Update.
21096 (add_reachable_handler): Do not set saw_any_handlers.
21097 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21098 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21099 Add new inlinable call parameter.
21100 (can_throw_internal, can_throw_external): Update.
21101 * except.h (can_throw_internal_1, can_throw_external_1,
21102 foreach_reachable_handler): Update declaration.
21104 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21106 * config/arm/t-arm-coff, config/h8300/coff.h,
21107 config/i386/i386-aout.h, config/i386/i386-coff.h,
21108 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21109 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21110 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21111 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21112 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21113 sys-types.h: Remove.
21114 * Makefile.in: Remove protoize and fixproto support and references
21116 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21117 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21119 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21120 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21121 unprotoize$(exeext).
21122 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21123 (.PHONY): Don't depend on proto.
21124 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21125 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21126 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21127 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21128 build/gen-protos.o, build/scan.o, xsys-protos.h,
21129 build/fix-header$(build_exeext), build/fix-header.o,
21130 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21131 stmp-install-fixproto): Remove.
21132 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21133 SYSCALLS.c or fixproto files.
21134 (install-common): Don't install protoize.
21135 (install-headers-tar, install-headers-cpio, install-headers-cp):
21136 Don't depend on $(STMP_FIXPROTO).
21137 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21138 install fixproto files or write out fixproto settings.
21139 (uninstall): Don't uninstall protoize.
21140 * config.gcc (use_fixproto): Remove.
21141 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21142 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21143 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21144 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21145 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21146 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21147 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21148 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21149 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21150 * config/t-vxworks (STMP_FIXPROTO): Remove.
21151 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21152 STMP_FIXPROTO): Remove.
21153 * config.in, configure: Regenerate.
21154 * crtstuff.c (gid_t, uid_t): Don't undefine.
21155 * doc/install.texi: Change m68k-coff to m68k-elf in example.
21156 (arm-*-coff, arm-*-aout: Remove target entries.
21157 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
21158 Remove mention of AIX 4.1.
21159 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
21160 * doc/invoke.texi (Running Protoize): Remove.
21161 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
21162 (Protoize Caveats): Remove.
21163 * tsystem.h: Update comments on headers assumed to exist.
21165 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
21167 * genautomata.c: Add a new year to the copyright. Add a new
21169 (struct insn_reserv_decl): Add comments for member bypass_list.
21170 (find_bypass): Remove.
21171 (insert_bypass): New.
21172 (process_decls): Use insert_bypass.
21173 (output_internal_insn_latency_func): Output all bypasses with the
21174 same input insn in one switch case.
21176 * rtl.def (define_bypass): Describe bypass choice.
21177 * doc/md.texi (define_bypass): Ditto.
21179 2009-03-27 Richard Guenther <rguenther@suse.de>
21181 * gimplify.c (mark_addressable): Export.
21182 * tree-flow.h (mark_addressable): Declare.
21183 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21184 * tree-ssa.c (verify_phi_args): Verify that address taken
21185 variables have TREE_ADDRESSABLE set.
21187 2009-03-27 Richard Guenther <rguenther@suse.de>
21189 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21190 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21191 Do not mark decls TREE_ADDRESSABLE.
21192 (build_fold_addr_expr): Adjust.
21193 (fold_addr_expr): Remove.
21194 (fold_unary): Use build_fold_addr_expr.
21195 (fold_comparison): Likewise.
21196 (split_address_to_core_and_offset): Likewise.
21197 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21199 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21200 (gimplify_modify_expr_to_memcpy): Mark source and destination
21202 * omp-low.c (create_omp_child_function): Mark the object decl
21204 (lower_rec_input_clauses): Mark the var we take the address of
21206 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21208 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21210 PR middle-end/39315
21211 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21212 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21214 2009-03-27 Richard Guenther <rguenther@suse.de>
21216 PR tree-optimization/39120
21217 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21219 (handle_lhs_call): Process return constraints. Add escape
21220 constraints if necessary.
21221 (handle_const_call): Fill out return constraints. Make nested
21222 case more precise. Avoid consttmp if possible.
21223 (handle_pure_call): Fill out return constraints. Avoid
21224 callused if possible.
21225 (find_func_aliases): Simplify call handling.
21227 2009-03-27 Richard Guenther <rguenther@suse.de>
21229 PR tree-optimization/39120
21230 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21231 as a representative.
21232 (solve_graph): Do propagate CALLUSED.
21233 (handle_pure_call): Use a scalar constraint from CALLUSED for
21235 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21238 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21241 * c-common.c (handle_aligned_attribute): Properly check alignment
21242 overflow. Use (1U << i) instead of (1 << i).
21244 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21246 * expr.h (get_mem_align_offset): Updated.
21248 * tree.h (tree_decl_common): Change align to "unsigned int" and
21249 move it before pointer_alias_set.
21251 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21252 Jakub Jelinek <jakub@redhat.com>
21255 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21256 gr_register_operand with gr_reg_or_0_operand.
21257 (cmpxchg_rel_di): Likewise.
21258 (sync_lock_test_and_set<mode>): Likewise.
21260 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21262 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21263 (true_regnum): Likewise.
21265 * rtlanal.c (subreg_info): Moved to ...
21266 * rtl.h (subreg_info): Here. New.
21267 (subreg_get_info): New.
21269 * rtlanal.c (subreg_get_info): Make it extern.
21271 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21274 * config/i386/i386.c (ix86_abi): New.
21275 (override_options): Handle -mabi=.
21276 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21277 (ix86_call_abi_override): Likewise.
21278 (init_cumulative_args): Likewise.
21279 (function_arg_advance): Likewise.
21280 (function_arg_64): Likewise.
21281 (function_arg): Likewise.
21282 (ix86_pass_by_reference): Likewise.
21283 (ix86_function_value_regno_p): Likewise.
21284 (ix86_build_builtin_va_list_abi): Likewise.
21285 (setup_incoming_varargs_64): Likewise.
21286 (is_va_list_char_pointer): Likewise.
21287 (ix86_init_machine_status): Likewise.
21288 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21289 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21290 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21291 (ix86_function_abi): Make it static and return enum calling_abi.
21292 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21294 (ix86_fn_abi_va_list): Updated.
21296 * config/i386/i386.h (ix86_abi): New.
21297 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21298 (CONDITIONAL_REGISTER_USAGE): Likewise.
21299 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21300 (machine_function): Likewise.
21302 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21304 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21305 (STACK_BOUNDARY): Likewise.
21306 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21308 * config/i386/i386.opt (mabi=): New.
21310 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21311 return enum calling_abi.
21312 (ix86_function_type_abi): Likewise.
21313 (ix86_function_abi): Removed.
21315 * doc/invoke.texi: Document -mabi= option for x86.
21317 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21319 * builtins.c (real_dconstp): Delete.
21320 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21322 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21323 Jakub Jelinek <jakub@redhat.com>
21326 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21327 (gen_subprogram_die): When a function is explicit, generate the
21328 DW_AT_explicit attribute.
21329 * langhooks.h (struct lang_hooks_for_decls): Add
21330 function_decl_explicit_p langhook.
21331 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21332 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21334 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21336 * builtins.c (fold_builtin_memory_op): Optimize memmove
21337 into memcpy if we can prove source and destination don't overlap.
21339 * tree-inline.c: Include gt-tree-inline.h.
21340 (clone_fn_id_num): New variable.
21341 (clone_function_name): New function.
21342 (tree_function_versioning): Use it.
21343 * Makefile.in (GTFILES): Add tree-inline.c.
21345 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21347 * BASE-VER: Change to 4.5.0.
21349 2009-03-27 Xinliang David Li <davidxl@google.com>
21351 PR tree-optimization/39557
21352 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21354 2009-03-27 Xinliang David Li <davidxl@google.com>
21356 PR tree-optimization/39548
21357 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21360 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21362 * c-common.c (pointer_int_sum): Use %wd on return from
21365 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21367 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21368 on return from tree_low_cst.
21370 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21373 * ginclude/stdarg.h (va_copy): Define also for
21374 __GXX_EXPERIMENTAL_CXX0X__.
21376 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21379 * builtins.h (c_strlen): Do not warn here.
21380 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21381 * c-common.c (pointer_int_sum): Take an explicit location.
21382 Warn about offsets out of bounds.
21383 * c-common.h (pointer_int_sum): Adjust declaration.
21385 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21387 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21390 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21393 * opts.c (warn_if_disallowed_function_p): Don't assume
21394 get_callee_fndecl must return non-NULL.
21396 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21398 PR rtl-optimization/39522
21399 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21400 when reg_reloaded_valid is set.
21402 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21404 * config/spu/divv2df3.c: New file.
21405 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21406 (DPBIT_FUNCS): Filter out _div_df.
21408 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21410 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21411 a jump insn, count that jump in the distance to the loop start.
21413 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21416 * config/sh/sh.c (calc_live_regs): Fix condition for global
21417 registers except PIC_OFFSET_TABLE_REGNUM.
21419 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21422 * doc/invoke.texi (-mconsole): New.
21424 (-mno-cygwin): New.
21426 (-mnop-fun-dllimport): New.
21430 (sub section "i386 and x86-64 Windows Options"): New.
21432 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21434 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21435 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21437 2009-03-25 Richard Guenther <rguenther@suse.de>
21439 PR middle-end/39497
21440 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21443 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21445 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21446 neither of haifa/selective schedulers are working.
21448 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21450 * doc/invoke.texi (Debugging Options): Fix description of
21451 -fno-merge-debug-strings.
21453 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21455 * config/cris/libgcc.ver: New version-script.
21456 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21458 * configure.ac <GAS features, nop mnemonic>: Add pattern
21459 crisv32-*-* for "nop".
21460 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21461 * configure: Regenerate.
21463 2009-03-24 Ira Rosen <irar@il.ibm.com>
21465 PR tree-optimization/39529
21466 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21467 mark_sym_for_renaming for the tag copied to the new vector
21470 2009-03-24 Arthur Loiret <aloiret@debian.org>
21472 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21473 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21474 EXTRA_SPEC_FUNCTIONS.
21475 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21476 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21477 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21478 -march and -mtune options.
21480 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21482 * config/m68k/t-rtems: Add m5329 multilib.
21484 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21485 Jakub Jelinek <jakub@redhat.com>
21488 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21491 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21494 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21495 instead of c_parser_expression_conv, if original_code isn't one of the
21496 4 allowed comparison codes, fail.
21498 2009-03-23 Richard Guenther <rguenther@suse.de>
21500 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21501 * tree.h (struct tree_type): Likewise.
21502 * reload.h (struct insn_chain): Likewise.
21503 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21504 * function.h (struct function): Likewise.
21505 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21507 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21509 PR tree-optimization/39516
21510 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21512 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21514 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21515 should be set true if BITS_PER_WORD of target is bigger than 32
21517 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21519 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21520 Translate -B-options to -rpath-link. Correct existing
21521 rpath-link and conditionalize on !nostdlib.
21523 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21525 * doc/extend.texi (Function Attributes, Variable Attributes):
21527 * doc/invoke.texi (Debugging Options, Optimize Options)
21528 (i386 and x86-64 Options, MCore Options): Likewise.
21530 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21533 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21534 it for block local namespace aliases.
21535 (gen_decl_die): Pass context_die to gen_namespace_die.
21537 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21540 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21541 minimum or maximum value.
21543 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21545 * reginfo.c (globalize_reg): Recompute derived reg sets.
21547 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21550 * libgcc2.c (mprotect): Do not use signed arguments for
21551 VirtualProtect, use DWORD arguments. Also fix the 'may
21552 be used uninitialized' warning for the np variable.
21554 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21557 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21558 functions using regparm calling conventions when not optimizing.
21559 (ix86_function_sseregparm): Similarly for sseregparm calling
21562 2009-03-19 Li Feng <nemokingdom@gmail.com>
21564 PR middle-end/39500
21565 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21566 dependence if the first conflict is after niter iterations.
21568 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21570 PR middle-end/38609
21571 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21572 functions with dynamic stack-pointer adjustments.
21574 2009-03-19 Ben Elliston <bje@au.ibm.com>
21576 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21577 option; change to -msdata=data.
21579 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21581 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21584 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21587 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21589 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21591 * doc/invoke.texi (Code Gen Options): Expand discussion of
21594 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21596 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21597 * matrix-reorg.c (struct matrix_info): Likewise.
21598 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21599 * rtl.h (struct mem_attrs): Likewise.
21600 * df.h (struct df): Likewise.
21601 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21602 * ira-int.h (struct ira_allocno): Likewise.
21603 * df-scan.c (struct df_collection_rec): Likewise.
21604 * ira.c (struct equivalence): Likewise.
21605 * function.c (struct temp_slot): Likewise.
21606 * cfgloop.h (struct loop): Likewise.
21609 * function.c (use_register_for_decl): When not optimizing, disregard
21610 register keyword for variables with types containing methods.
21612 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21614 PR middle-end/39447
21615 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21616 (is_simple_operand): Call contains_component_ref_p before calling data
21617 reference analysis that would fail on COMPONENT_REFs.
21619 * tree-vrp.c (search_for_addr_array): Fix formatting.
21621 2009-03-18 Richard Guenther <rguenther@suse.de>
21623 * tree-vect-transform.c (vect_loop_versioning): Fold the
21624 generated comparisons.
21625 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21626 (slpeel_tree_peel_loop_to_edge): Likewise.
21628 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21630 PR middle-end/37805
21631 * opts.c (print_specific_help): In addition to `undocumented',
21632 accept `separate' and `joined' flags if passed alone. Describe
21633 output by the first matched one of those.
21634 (common_handle_option): Skip over empty strings.
21635 * gcc.c (display_help): Fix help string for `--help='.
21636 * doc/invoke.texi (Option Summary, Overall Options): With
21637 `--help=', classes and qualifiers can both be repeated, but
21638 only the latter can be negated. One should not pass only
21639 negated qualifiers. Fix markup and examples.
21642 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21643 PR middle-end/37805
21644 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21645 and -fhelp=separate.
21647 2009-03-17 Jing Yu <jingyu@google.com>
21649 PR middle-end/39378
21650 * function.h (struct rtl_data): Move is_thunk from here...
21651 (struct function): ...to here.
21652 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21653 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21655 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21657 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21658 (alpha_output_function_end_prologue): Likewise.
21659 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21660 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21661 (rs6000_output_function_epilogue): Likewise.
21662 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21664 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21667 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21668 from different units in a single alternative.
21669 (*truncdfsf_i387): Ditto.
21670 (*truncxfsf2_mixed): Ditto.
21671 (*truncxfdf2_mixed): Ditto.
21673 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21675 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21676 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21679 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21680 unused non-artificial variables when not optimizing.
21683 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21684 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21685 NAMESPACE_DECL in its DECL_INITIAL.
21687 PR middle-end/39443
21688 * optabs.c (set_user_assembler_libfunc): New function.
21689 * expr.h (set_user_assembler_libfunc): New prototype.
21690 * c-common.c: Include libfuncs.h.
21691 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21692 for memcmp, memset, memcpy, memmove and abort.
21693 * Makefile.in (c-common.o): Depend on libfuncs.h.
21696 * dwarf2out.c (gen_inlined_enumeration_type_die,
21697 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21698 gen_tagged_type_instantiation_die): Removed.
21699 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21702 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21705 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21707 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21708 (check-parallel-%): Ditto.
21709 (check-consistency): Ditto.
21711 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21713 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21714 local variable rhs by NULL_TREE.
21716 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21719 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21721 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21724 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21726 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21729 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21730 for ms->sysv ABI calls only in 64bit mode.
21732 * config/i386/i386.md (untyped_call): Support 32bit.
21734 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21736 * doc/extend.texi: Replace x86_65 with x86_64.
21738 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21740 PR tree-optimization/39455
21741 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21742 mismatches for POINTER_TYPE_P (type).
21743 (number_of_iterations_le): Likewise.
21745 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21747 * config/picochip/picochip.c: Removed profiling support.
21748 * config/picochip/picochip.md: Removed profiling instruction.
21749 * config/picochip/picochip.h: Removed profiling builtin.
21751 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21753 * doc/install.texi (--with-host-libstdcxx): Document.
21755 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21758 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21759 generate a warning if the function name does not begin with
21760 "__vector" and the function has either the 'signal' or 'interrupt'
21761 attribute, from here to ...
21762 (avr_declare_function_name): ...here. New function.
21763 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21764 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21766 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21769 * cse.c (fold_rtx): Don't modify original const_arg1 when
21770 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21771 separate variable instead.
21772 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21773 from out of range shift counts.
21774 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21776 2009-03-13 Catherine Moore <clm@codesourcery.com>
21778 * config/i386/x-mingw32 (host-mingw32.o): Replace
21779 diagnostic.h with $(DIAGNOSTIC_H).
21781 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21784 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21786 * config/i386/sync.md (sync_compare_and_swap<mode>,
21787 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21788 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21790 (sync_double_compare_and_swapdi_pic,
21791 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21792 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21794 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21797 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21799 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21802 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21803 (avx_addsubv4df3): Likewise.
21804 (*avx_addsubv4sf3): Likewise.
21805 (sse3_addsubv4sf3): Likewise.
21807 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21810 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21812 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21815 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21816 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21817 registers for allocnos created from user-defined variables.
21819 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21822 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21823 of non-integer mode as well.
21825 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21827 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21828 for functions for which the parameter types are unknown.
21830 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21833 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21834 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21835 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21836 * config/i386/i386.c (ix86_local_alignment): For
21837 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21838 long long variables on the stack to avoid dynamic realignment.
21839 Allow the first argument to be a decl rather than type.
21840 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21842 2009-03-11 Nick Clifton <nickc@redhat.com>
21845 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21847 Add description to mno-lsim option.
21848 * config/mcore/mcore.h: Remove comment about deprecated m4align
21850 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21851 * doc/invoke.texi: Add description of mno-lsim and
21852 mstack-increment options.
21854 * config/fr30/fr30.opt: Document the -mno-lsim option.
21855 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21856 and -mno-lsim options.
21858 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21860 * fold-const.c (fold_comparison): Only call fold_inf_compare
21861 if the mode supports infinities.
21863 2009-03-11 Jason Merrill <jason@redhat.com>
21866 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21867 end already did. Notice GIMPLE_CALL modifications of the result.
21868 Don't copy debug information from an ignored decl or a decl from
21871 2009-03-10 Richard Guenther <rguenther@suse.de>
21872 Nathan Froyd <froydnj@codesourcery.com>
21874 PR middle-end/37850
21875 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21876 (__divMODE3): Likewise.
21878 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21880 PR tree-optimization/39394
21881 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21882 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21884 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21886 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21887 inline asms for register asm ("") declarations.
21889 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21891 * fold-const.c (fold_unary): Fix comment.
21893 2009-03-07 Jan Hubicka <jh@suse.cz>
21896 * tree-inline.c (setup_one_parameter): Do replacement of const
21897 argument by constant in SSA form.
21899 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21901 PR middle-end/38028
21902 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21903 determine alignment passed to assign_stack_local.
21904 (assign_parms_unsplit_complex): Likewise.
21905 * except.c (sjlj_build_landing_pads): Likewise.
21907 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21909 PR middle-end/39360
21910 * tree-flow.h (add_referenced_var): Return bool instead of void.
21911 * tree-dfa.c (add_referenced_var): Return result of
21912 referenced_var_check_and_insert call.
21913 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21914 of referenced_var_check_and_insert.
21917 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21918 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21919 DIE, don't emit it if abstract origin already has it.
21920 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21921 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21923 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21925 * genpreds.c (needs_variable): Fix parentheses at variable name
21927 (write_tm_constrs_h): Indent generated code.
21929 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21931 * doc/extend.texi (Function Attributes): Add documentation
21932 for isr attributes.
21934 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21937 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21938 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21940 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21942 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21945 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21948 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21949 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21951 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21953 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21954 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21955 constants instead of magic numbers.
21956 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21958 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21959 (x86_64_ms_abi_int_parameter_registers): Ditto.
21960 (x86_64_int_return_registers): Ditto.
21961 (ix86_maybe_switch_abi): Ditto.
21962 (ix86_expand_call): Ditto for clobbered_registers array.
21963 (ix86_hard_regno_mode_ok): Ditto.
21964 (x86_extended_QIreg_mentioned_p): Ditto.
21966 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21968 PR tree-optimization/39349
21969 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21971 * combine.c (gen_lowpart_for_combine): Use omode when generating
21974 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21976 PR rtl-optimization/39235
21977 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21979 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21981 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21983 2009-03-04 Richard Guenther <rguenther@suse.de>
21985 PR tree-optimization/39362
21986 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21987 that occur in abnormal PHIs should be varying.
21989 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21991 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21993 (simple_iv): Take loop as an argument instead of statement.
21994 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21995 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21997 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21999 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22000 * matrix-reorg.c (analyze_transpose): Ditto.
22001 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22002 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22003 * tree-predcom.c (ref_at_iteration): Ditto.
22004 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22006 2009-03-04 Richard Guenther <rguenther@suse.de>
22008 PR tree-optimization/39358
22009 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22010 escaped_id and callused_id.
22011 (solve_graph): Likewise.
22013 2009-03-04 Richard Guenther <rguenther@suse.de>
22015 PR tree-optimization/39339
22016 * tree-sra.c (try_instantiate_multiple_fields): Make it
22017 no longer ICE on the above.
22019 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22021 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22022 that fits within Pmode.
22024 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22026 PR middle-end/10109
22027 * tm.texi (LIBCALL_VALUE): Update description.
22029 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22031 PR middle-end/34443
22032 * doc/extend.texi (section): Update description.
22034 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22036 PR middle-end/39345
22037 * tree-inline.c (remapped_type): New.
22038 (can_be_nonlocal): Call remapped_type instead of remap_type.
22040 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22043 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22044 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22046 2009-03-03 Richard Guenther <rguenther@suse.de>
22048 PR middle-end/39272
22049 * tree.c (tree_nonartificial_location): New function.
22050 * tree.h (tree_nonartificial_location): Declare.
22051 * builtins.c (expand_builtin_memory_chk): Provide location
22052 of the call location for artificial function pieces.
22053 (maybe_emit_chk_warning): Likewise.
22054 (maybe_emit_sprintf_chk_warning): Likewise.
22055 (maybe_emit_free_warning): Likewise.
22056 * expr.c (expand_expr_real_1): Likewise.
22058 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22060 PR tree-optimization/39343
22061 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22062 COMPONENT_REF t has ARRAY_TYPE.
22064 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22066 PR middle-end/39335
22067 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22068 when the type precision of the induction variable should be
22069 larger than the type precision of nit.
22070 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22071 * graphite.c (graphite_loop_normal_form): Same.
22072 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22074 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22076 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22077 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22078 numbers to describe clobbered registers.
22079 (*call_value_0_rex64_ms_sysv): Ditto.
22080 * config/i386/mmx.md (mmx_emms): Ditto.
22081 (mmx_femms): Ditto.
22083 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22085 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22088 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22090 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22091 (spu_section_type_flags): New function.
22093 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22095 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22096 reg_class_contents of FLOAT_REGS into a temporary.
22098 2009-03-02 Richard Guenther <rguenther@suse.de>
22099 Ira Rosen <irar@il.ibm.com>
22101 PR tree-optimization/39318
22102 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22103 information to the vectorized statement.
22105 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22107 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22108 variable. Use defined names instead of magic constants for REX SSE
22111 2009-03-01 Richard Guenther <rguenther@suse.de>
22113 PR tree-optimization/39331
22114 * omp-low.c (lower_send_shared_vars): Do not receive new
22115 values for the reference of DECL_BY_REFERENCE parms or results.
22117 2009-03-01 Jan Hubicka <jh@suse.cz>
22120 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22121 BLOCK_NONLOCALIZED_VAR): New macros.
22122 (tree_block): Add nonlocalized_vars.
22123 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22124 gen_decl_die): Add origin argument. Allow generation of die with
22125 origin at hand only.
22126 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22127 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22129 (gen_block_die): Fix checking for unused blocks.
22130 (process_scope_var): Break out from .... ; work with origins only.
22131 (decls_for_scope) ... here; process nonlocalized list.
22132 (dwarf2out_ignore_block): Look for nonlocalized vars.
22133 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22135 (dump_scope_block): Dump them.
22136 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22137 (remap_block): Likewise.
22138 (can_be_nonlocal): New predicate.
22139 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22141 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22143 * configure: Regenerate.
22145 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22147 * optc-gen.awk: No need to duplicate option flags twice.
22148 Reuse help texts for duplicate options which do not have any.
22150 * gcc.c (display_help): Document --version.
22152 * gcc.c (main): If print_help_list and verbose_flag, ensure
22153 driver output comes before subprocess output.
22155 * optc-gen.awk: Assign all remaining fields to help string,
22156 space-separated, for multi-line help in *.opt.
22158 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
22159 -Wno-pedantic-ms-format is for MinGW targets only.
22161 * doc/options.texi (Option file format): Fix bad indentation,
22162 restoring dropped sentence.
22164 2009-02-28 Jan Hubicka <jh@suse.cz>
22166 * tree-inline.c (tree_function_versioning): Output debug info.
22168 2009-02-28 Jan Hubicka <jh@suse.cz>
22171 * tree-inline.c (setup_one_parameter): Do not copy propagate
22172 arguments when not optimizing.
22174 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22177 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22178 (avx_addsubv4df3): Likewise.
22179 (*avx_addsubv4sf3): Likewise.
22180 (sse3_addsubv4sf3): Likewise.
22181 (*avx_addsubv2df3): Likewise.
22182 (sse3_addsubv2df3): Likewise.
22183 (avx_unpckhps256): Correct item selectors.
22184 (avx_unpcklps256): Likewise.
22185 (avx_unpckhpd256): Likewise.
22186 (avx_unpcklpd256): Likewise.
22188 2009-02-28 Jan Hubicka <jh@suse.cz>
22190 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22192 (copy_arguments_for_versioning): If var is declared don't declare it.
22193 (tree_function_versioning): First setup substitutions and then copy
22196 2009-02-27 Jan Hubicka <jh@suse.cz>
22199 * cgraph.h (varpool_output_debug_info): Remove.
22200 * cgraphunit.c (varpool_output_debug_info): Remove.
22201 * dwarf2out.c (deferred_locations_struct): New struct
22202 (deferred_locations): New type.
22203 (deferred_locations_list): New static var.
22204 (deffer_location): New function.
22205 (gen_variable_die): Use it.
22206 (decls_for_scope): Output info on local static vars.
22207 (dwarf2out_finish): Process deferred locations.
22208 * varpool.c (varpool_output_debug_info): Remove.
22210 2009-02-27 Jan Hubicka <jh@suse.cz>
22213 * tree.h (TREE_PROTECTED): Fix comment.
22214 (BLOCK_HANDLER_BLOCK): Remove.
22215 (struct tree_block): Remove handler_block add body_block.
22216 (inlined_function_outer_scope_p): New.
22217 (is_body_block): Remove.
22218 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22219 * dwarf2out.c (is_inlined_entry_point): Remove.
22220 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22221 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22223 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22224 * gimplify.c (gimplify_expr): Gimplify body blocks.
22225 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22226 block with multiple subblocks.
22227 (dump_scope_block): Prettier output; dump more flags and info.
22228 (dump_scope_blocks): New.
22229 (remove_unused_locals): Use dump_scope_blocks.
22230 * tree-flow.h (dump_scope_blocks): Declare.
22231 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22232 * stmt.c (is_body_block): Remove.
22233 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22234 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22236 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22238 PR middle-end/39308
22239 * graphite.c (graphite_loop_normal_form): Do not call
22240 number_of_iterations_exit from a gcc_assert.
22242 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22244 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22245 jumps if COND is NULL.
22246 (find_cond_jump): New function.
22247 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22248 * config/s390/s390.md: Remove z10_cobra attribute value.
22250 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22252 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22253 force_const_mem returns NULL_RTX.
22255 2009-02-26 Jan Hubicka <jh@suse.cz>
22258 * cgraph.h (varpool_output_debug_info): Remove.
22259 * cgraphunit.c (varpool_output_debug_info): Remove.
22260 * dwarf2out.c (deferred_locations_struct): New struct
22261 (deferred_locations): New type.
22262 (deferred_locations_list): New static var.
22263 (deffer_location): New function.
22264 (gen_variable_die): Use it.
22265 (decls_for_scope): Output info on local static vars.
22266 (dwarf2out_finish): Process deferred locations.
22267 * varpool.c (varpool_output_debug_info): Remove.
22269 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22271 PR rtl-optimization/39241
22272 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22273 to subreg_offset_representable_p.
22275 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22277 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22278 execute function prototype. Get f and nregs from max_reg_num
22279 and get_insns. Remove the first backward pass as it's dead,
22280 guard the forward pass by flag_expensive_optimizations.
22281 (rest_of_handle_regmove): Delete.
22282 (pass_regmove): Replace it with regmove_optimize.
22284 2009-02-25 Martin Jambor <mjambor@suse.cz>
22286 PR tree-optimization/39259
22287 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22288 calls_alloca function flags.
22289 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22290 calls are detected.
22292 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22294 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22295 flags_set_1_rtx, flags_set_1_set): Delete.
22296 (regmove_optimize): Do not call mark_flags_life_zones.
22298 2009-02-24 Julian Brown <julian@codesourcery.com>
22301 * config/arm/arm.c (require_pic_register): Only set
22302 cfun->machine->pic_reg once per function.
22304 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22306 * doc/invoke.texi (Link Options): Document an easier way to pass
22307 options that take arguments to the GNU linker using -Xlinker and -Wl.
22309 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22312 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22314 2009-02-24 Richard Guenther <rguenther@suse.de>
22317 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22319 2009-02-24 Richard Guenther <rguenther@suse.de>
22320 Zdenek Dvorak <ook@ucw.cz>
22322 PR tree-optimization/39233
22323 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22324 from converting them to a generic type.
22326 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22328 PR tree-optimization/39260
22329 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22330 contains a condition with a real type.
22331 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22333 2009-02-23 Jason Merrill <jason@redhat.com>
22336 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22337 narrowing_initializer_constant_valid_p.
22338 (narrowing_initializer_constant_valid_p): Don't return
22339 null_pointer_node for adding a pointer to itself.
22341 2009-02-23 Jan Hubicka <jh@suse.cz>
22344 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22347 2009-02-23 Jan Hubicka <jh@suse.cz>
22349 PR tree-optimization/37709
22350 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22351 * tree.h (block_ultimate_origin): Declare.
22352 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22353 * tree-ssa-live.c (remove_unused_scope_block_p):
22354 Eliminate blocks containig no instructions nor live variables nor
22356 (dump_scope_block): New function.
22357 (remove_unused_locals): Enable removal of dead blocks by default;
22358 enable dumping at TDF_DETAILS.
22360 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22362 * config/i386/i386.c (classify_argument): Don't allow COImode
22364 (function_arg_advance_32): Don't allow OImode.
22365 (function_arg_32): Likewise.
22366 (function_value_32): Likewise.
22367 (return_in_memory_32): Likewise.
22368 (function_arg_64): Remove OImode comment.
22370 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22373 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22374 ix86_expand_vector_set for V4DImode in 64bit mode only.
22375 (ix86_expand_vector_init_one_var): Likewise.
22377 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22379 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22381 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22384 * loop-iv.c: Revert last change.
22385 * emit-rtl.c: Likewise.
22387 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22390 * config/i386/i386.c (type_natural_mode): Remove an extra
22391 space in the warning message.
22392 (function_value_32): Handle 32-byte vector modes.
22393 (return_in_memory_32): Likewise.
22395 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22397 * loop-iv.c (truncate_value): New function.
22398 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22400 (lowpart_subreg): Move to...
22401 * emit-rtl.c: ...here.
22403 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22405 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22406 accidental and undocumented change at revision 140860.
22408 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22410 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22411 take gimple_seq * arguments.
22412 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22413 types_compatible_p langhook.
22415 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22416 Joseph Myers <joseph@codesourcery.com>
22418 * config/arm/arm.c (arm_builtin_va_list): New function.
22419 (arm_expand_builtin_va_start): Likewise.
22420 (arm_gimplify_va_arg_expr): Likewise.
22421 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22422 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22423 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22424 (va_list_type): New variable.
22425 (arm_mangle_type): Mangle va_list_type appropriately.
22427 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22429 PR middle-end/39157
22430 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22431 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22432 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22433 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22434 parameter to 1000 for -O1 by default.
22435 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22437 * loop-invariant.c: Include params.h.
22438 (move_loop_invariants): Don't call move_single_loop_invariants on
22441 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22443 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22444 offset when calculating bounds for indexing stack_usage_map. Fixes
22445 a buffer overflow with certain target setups.
22447 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22450 * calls.c (expand_call): Clear try_tail_call if caller and callee
22451 disagree in promotion of function return value.
22453 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22456 * c-common.c (c_determine_visibility): If visibility changed and
22457 DECL_RTL has been already set, call make_decl_rtl to update symbol
22460 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22463 * varasm.c (assemble_variable): Don't check DECL_NAME when
22464 globalizing a variable.
22466 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22469 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22470 expression before any __builtin_trap call.
22471 * c-typeck.c (build_function_call): Convert and check function
22472 arguments before generating a call to a trap. Evaluate the
22473 function arguments before the trap.
22475 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22478 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22479 (UNSPEC_FXAM_MEM): New unspec.
22480 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22481 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22482 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22484 2009-02-19 Richard Guenther <rguenther@suse.de>
22486 PR tree-optimization/39207
22487 PR tree-optimization/39074
22488 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22489 storedanything_tree): New.
22490 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22491 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22492 (build_succ_graph): Add edges from STOREDANYTHING to all
22494 (init_base_vars): Initialize STOREDANYTHING.
22495 (compute_points_to_sets): Free substitution info after
22496 building the succ graph.
22497 (ipa_pta_execute): Likewise.
22499 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22501 (do_ds_constraint): Do not add to special var or non-pointer
22503 (type_could_have_pointers): Split out from ...
22504 (could_have_pointers): ... here. For arrays use the element type.
22505 (create_variable_info_for): Initialize may_have_pointers.
22506 (new_var_info): Likewise.
22507 (handle_lhs_call): Make the HEAP variable unknown-sized.
22508 (intra_create_variable_infos): Use a type with pointers for
22509 PARM_NOALIAS, make it unknown-sized.
22511 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22514 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22516 2009-02-18 Jason Merrill <jason@redhat.com>
22519 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22520 value if DECL_EXTERNAL.
22521 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22522 * target.h (gcc_target::binds_local_p): Clarify "module".
22523 * tree.h (TREE_PUBLIC): Clarify "module".
22525 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22528 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22529 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22531 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22534 * c.opt (Wabi): Support C and ObjC.
22537 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22539 * config/i386/i386.c (classify_argument): Warn once about the ABI
22540 change when passing union with long double.
22542 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22544 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22547 * c-parser.c (c_parser_compound_statement): Always enter and leave
22550 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22553 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22555 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22557 PR tree-optimization/36922
22558 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22559 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22562 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22564 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22567 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22569 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22571 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22573 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22576 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22577 Richard Sandiford <rdsandiford@googlemail.com>
22579 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22580 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22581 (loongson_biadd): ...this.
22583 2009-02-17 Richard Guenther <rguenther@suse.de>
22585 PR tree-optimization/39202
22586 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22587 a var make sure to follow existing collapses.
22589 2009-02-17 Richard Guenther <rguenther@suse.de>
22591 PR middle-end/39214
22592 * langhooks.c (lhd_print_error_function): Check for NULL block.
22594 2009-02-17 Richard Guenther <rguenther@suse.de>
22596 PR tree-optimization/39204
22597 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22600 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22602 * config/soft-fp/double.h: Update from glibc CVS.
22604 2009-02-17 Richard Guenther <rguenther@suse.de>
22606 PR tree-optimization/39207
22607 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22608 strict-aliasing warnings for pointers pointing to NULL.
22610 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22613 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22614 skipping until next close brace.
22616 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22619 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22620 to function argument boundary.
22622 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22624 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22625 in the lea_add. Reload eventually constraints it properly.
22626 * config/picochip/constraints.md: Remove the target constraint
22627 "b", since it is not needed anymore.
22629 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22631 * gthr-dce.h: Uglify function parameter and local variable names.
22632 * gthr-gnat.h: Likewise.
22633 * gthr-mipssde.h: Likewise.
22634 * gthr-nks.h: Likewise.
22635 * gthr-posix95.h: Likewise.
22636 * gthr-posix.h: Likewise.
22637 * gthr-rtems.h: Likewise.
22638 * gthr-single.h: Likewise.
22639 * gthr-solaris.h: Likewise.
22640 * gthr-tpf.h: Likewise.
22641 * gthr-vxworks.h: Likewise.
22642 * gthr-win32.h: Likewise.
22644 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22647 * config/i386/i386.md: Restrict the new peephole2 to move
22648 between MMX/SSE registers.
22650 2009-02-15 Richard Guenther <rguenther@suse.de>
22653 2009-02-13 Richard Guenther <rguenther@suse.de>
22655 * configure.ac: Enable LFS.
22656 * configure: Re-generate.
22657 * config.in: Likewise.
22659 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22661 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22662 spu_srqwbyte, spu_srqwbytebc): Define.
22663 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22664 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22665 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22666 "shrqby_<mode>"): New insn-and-split patterns.
22667 * config/spu/spu.c (expand_builtin_args): Determine and return
22668 number of operands using spu_builtin_description data.
22669 (spu_expand_builtin_1): Use it.
22671 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22674 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22677 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22680 * config/i386/i386.c (override_options): Correct warning
22681 messages for -malign-loops, -malign-jumps and -malign-functions.
22683 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22686 * config/i386/i386.md: Restrict the new peephole2 to move
22687 between the general purpose registers.
22689 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22692 * config/i386/i386.c (type_natural_mode): Add a new argument.
22693 Return the original mode and warn ABI change if vector size is 32byte.
22694 (function_arg_advance): Updated.
22695 (function_arg): Likewise.
22696 (ix86_function_value): Likewise.
22697 (ix86_return_in_memory): Likewise.
22698 (ix86_sol10_return_in_memory): Likewise.
22699 (ix86_gimplify_va_arg): Likewise.
22700 (function_arg_32): Don't warn ABX ABI change here.
22701 (function_arg_64): Likewise.
22703 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22705 * loop-iv.c (implies_p): In the final case, test that operands 0
22706 of the two comparisons match.
22708 * config/bfin/bfin.c (find_prev_insn_start): New function.
22709 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22710 (find_next_insn_start): Move.
22712 2009-02-13 Richard Guenther <rguenther@suse.de>
22714 * configure.ac: Enable LFS.
22715 * configure: Re-generate.
22716 * config.in: Likewise.
22718 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22721 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22722 sizes on syntax error after some arguments have been parsed.
22724 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22726 * doc/invoke.texi (-fira): Remove.
22728 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22730 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22731 * recog.c: Likewise.
22734 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22736 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22737 (umul_ppmm): Likewise.
22738 (count_leading_zeros): Likewise.
22739 (count_trailing_zeros): Likewise.
22740 (UMUL_TIME): Likewise.
22742 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22744 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22745 soft-fp/t-softfp to tmake_file.
22747 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22748 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22749 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22750 IA64_BUILTIN_INFQ]: New.
22751 (ia64_init_builtins): Initialize __builtin_infq,
22752 __builtin_fabsq and __builtin_copysignq if not HPUX.
22753 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22754 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22756 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22758 (__fixtfti): Likewise.
22759 (__fixunstfti): Likewise.
22760 (__floattitf): Likewise.
22762 * config/ia64/libgcc-glibc.ver: New.
22763 * config/ia64/t-fprules-softfp: Likewise.
22764 * config/ia64/sfp-machine.h: Likewise.
22766 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22767 (LIBGCC2_TF_CEXT): Likewise.
22768 (TF_SIZE): Likewise.
22769 (TARGET_INIT_LIBFUNCS): Likewise.
22771 * config/ia64/t-glibc (SHLINB_MAPFILES):
22772 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22774 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22776 * config/i386/i386.c (construct_container): Rewrite processing
22777 BLKmode with X86_64_SSE_CLASS.
22779 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22782 * config/i386/i386.md: Replace simplify_replace_rtx with
22783 replace_rtx in the new peephole2.
22785 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22787 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22788 loop unrolling do not happen at -O2.
22790 2009-02-12 Michael Matz <matz@suse.de>
22792 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22794 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22796 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22799 2009-02-12 Ben Elliston <bje@au.ibm.com>
22801 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22802 patterns when updating the back chain. Missed in the 2009-02-10
22805 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22807 * doc/extend.texi (Decimal Floating Types): Update identifier of
22808 draft TR and list of missing support.
22810 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22812 PR middle-end/39154
22813 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22814 bit to variable length decl's flags, add it also to its
22815 pointer replacement variable.
22817 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22818 Jakub Jelinek <jakub@redhat.com>
22821 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22822 (memory_blockage): New expander.
22823 (*memory_blockage): New insn pattern.
22824 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22825 instead of general blockage at the end of function prologue when
22826 frame pointer is used to access red zone area. Do not emit blockage
22827 when profiling, it is emitted in generic code.
22828 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22829 function epilogue when frame pointer is used to access red zone area.
22831 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22834 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22835 by arithmetic with memory operands.
22836 * config/i386/predicates.md (commutative_operator): New.
22838 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22840 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22843 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22845 * alias.h (record_alias_subset): Declare.
22846 * alias.c (record_alias_subset): Make global.
22848 2009-02-10 Nick Clifton <nickc@redhat.com>
22850 * tree-parloops.c: Change license to GPLv3.
22851 * ipa-struct-reorg.c: Change license to GPLv3.
22852 * ipa-struct-reorg.h: Change license to GPLv3.
22854 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22857 * c-decl.c (start_struct): Return NULL on error.
22859 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22861 PR middle-end/39124
22862 * cfgloopmanip.c (remove_path): Call remove_bbs after
22863 cancel_loop_tree, not before it.
22866 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22867 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22868 VAR_DECLs were seen.
22869 * tree-ssa-live.c (remove_unused_locals): Recompute
22870 cfun->has_local_explicit_reg_vars.
22871 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22872 copies or clearings if cfun->has_local_explicit_reg_vars.
22874 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22877 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22878 of function prologue when frame pointer is used to access
22881 2009-02-10 Richard Guenther <rguenther@suse.de>
22883 PR middle-end/39127
22884 * gimplify.c (gimple_regimplify_operands): Always look if
22885 we need to create a temporary.
22887 2009-02-10 Richard Guenther <rguenther@suse.de>
22889 PR tree-optimization/39132
22890 * tree-loop-distribution.c (todo): New global var.
22891 (generate_memset_zero): Trigger TODO_rebuild_alias.
22892 (tree_loop_distribution): Return todo.
22894 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22897 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22898 (x86_64_reg_class_name): Removed.
22899 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22900 first one isn't X86_64_SSE_CLASS or any other ones aren't
22901 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22902 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22903 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22904 and 3 X86_64_SSEUP_CLASS.
22905 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22906 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22908 2009-02-10 Ben Elliston <bje@au.ibm.com>
22910 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22911 form instruction to update the stack back chain word, even if the
22912 user has disabled the generation of update instructions.
22913 (movdi_<mode>_update_stack): New.
22914 (movsi_update_stack): Likewise.
22915 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22916 always use an update form instruction to update the stack back
22919 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22921 PR middle-end/38953
22922 * graphite.c (if_region_set_false_region): After moving a region in
22923 the false branch of a condition, remove the empty dummy basic block.
22924 (gloog): Remove wrong fix for PR38953.
22926 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22928 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22929 generation due to implicit sign extension.
22931 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22933 PR middle-end/38981
22934 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22935 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22937 2009-02-09 Richard Guenther <rguenther@suse.de>
22939 PR middle-end/35202
22940 * convert.c (convert_to_real): Disable (float)fn((double)x)
22941 to fnf(x) conversion if errno differences may occur and
22942 -fmath-errno is set.
22944 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22946 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22947 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22948 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22950 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22953 * c-common.c (handle_alias_attribute): Disallow attribute for
22954 anything not a FUNCTION_DECL or VAR_DECL.
22956 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22959 * real.c (do_compare): Special-case compare of zero against
22960 decimal float value.
22962 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22965 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22966 as indicating flexible array members unless the field itself is
22967 being declarared as the incomplete array.
22969 2009-02-06 Jan Hubicka <jh@suse.cz>
22971 PR tree-optimization/38844
22972 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22973 is already inlined.
22975 2009-02-06 Richard Guenther <rguenther@suse.de>
22977 PR middle-end/38977
22978 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22979 fork because we may expand it as __gcov_fork.
22981 2009-02-06 Nick Clifton <nickc@redhat.com>
22983 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22985 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22987 PR tree-optimization/35659
22988 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22989 vn_phi_eq): Shortcut if hashcode does not match.
22990 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22992 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22993 and avoid iterative_hash_expr.
22994 (FOR_EACH_VALUE_ID_IN_SET): New.
22995 (value_id_compare): Remove.
22996 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22997 sort expressions by value id.
22999 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23002 * config/sh/predicates.md (general_movsrc_operand): Don't check
23003 the subreg of system registers here.
23005 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23008 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23009 on the copied decl.
23011 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23013 PR rtl-optimization/39110
23014 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23015 addresses, not aligned ones.
23017 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23018 Richard Guenther <rguenther@suse.de>
23020 PR tree-optimization/39100
23021 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23022 comment says and add edges.
23024 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23027 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23028 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23030 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23032 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23033 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23034 register_bb_in_sese, new_sese, free_sese): Moved.
23035 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23036 outermost_loop_in_scop, build_scop_iteration_domain,
23037 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23038 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23039 Use loop_in_sese_p instead of loop_in_scop_p.
23040 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23041 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23042 (scopdet_basic_block_info): Fix bug in scop detection.
23043 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23044 eq_loop_to_cloog_loop): Remove.
23045 (nb_loops_around_loop_in_scop, nb_loop
23046 ref_nb_loops): Moved here...
23047 * graphite.h (ref_nb_loops): ... from here.
23048 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23049 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23050 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23051 * testsuite/gcc.dg/graphite/scop-19.c: New
23053 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23054 Hans-Peter Nilsson <hp@axis.com>
23056 PR rtl-optimization/37889
23057 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23058 Move offset handling from PLUS to before the switch. Use new
23059 arguments when considering SYMBOL_REFs too.
23060 (rtx_addr_can_trap_p): Pass dummy offset and size.
23061 (enum may_trap_p_flags): Remove.
23062 (may_trap_p_1): Pass size from MEM_SIZE.
23064 PR rtl-optimization/38921
23065 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23066 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23067 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23068 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23070 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23072 AVX Programming Reference (January, 2009)
23073 * config/i386/sse.md (*vpclmulqdq): New.
23075 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23077 PR tree-optimization/38977
23078 PR gcov-profile/38292
23079 * calls.c (special_function_p): Disregard __builtin_ prefix.
23081 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23083 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23084 non-indexable addresses even before reload.
23086 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23089 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23090 as having variable size. Do not give an error for unnamed
23091 parameters with [*] declarators. Give a warning for type names
23092 with [*] declarators and mark them as variable size.
23093 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23094 for sizeof applied to [*] type names.
23096 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23099 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23101 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23103 * gcc.c (process_command): Update copyright notice dates.
23104 * gcov.c (print_version): Likewise.
23105 * gcov-dump.c (print_version): Likewise.
23106 * mips-tfile.c (main): Likewise.
23107 * mips-tdump.c (main): Likewise.
23109 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23112 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23113 for composite type involving a zero-length array type.
23115 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23118 * function.c (match_asm_constraints_1): Skip over
23119 initial optional % in the constraint.
23121 PR inline-asm/39059
23122 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23123 supported, don't accept FIXED_CSTs.
23124 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23125 and _Sat is used without _Fract/_Accum. Set specs->type to
23126 integer_type_node for cts_fract/cts_accum if fixed point is not
23129 2009-02-02 Catherine Moore <clm@codesourcery.com>
23131 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23133 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23135 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23136 (ABI_HAS_64BIT_SYMBOLS): Use it.
23137 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23139 2009-02-02 Paul Brook <paul@codesourcery.com>
23141 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23143 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23145 PR inline-asm/39058
23146 * recog.h (asm_operand_ok): Add constraints argument.
23147 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23148 recurse on matching constraint.
23149 (check_asm_operands): Pass constraints as 3rd argument to
23150 asm_operand_ok. Don't look up matching constraint here.
23151 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23154 2009-02-02 Ben Elliston <bje@au.ibm.com>
23156 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
23157 TARGET_NARROW_VOLATILE_BITFIELD macro names.
23159 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23161 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
23162 information. Remove some obsolete information. Reorganize.
23164 * config/pa/fptr.c: Revert license to GPL 2.
23165 * config/pa/milli64.S: Likewise.
23167 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23170 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
23171 LIBRARY name in, instead of hard-coding it.
23172 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
23173 extra target make frag to tmake_files according to EH model.
23174 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
23175 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
23176 frags that define makefile variable EH_MODEL appropriately.
23177 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23178 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23179 to "-sjlj" according to type of EH configured.
23180 (LIBGCC_SONAME): Concatenate it to shared library base name.
23181 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23182 to "_sjlj" according to type of EH configured.
23183 (LIBGCC_SONAME): Concatenate it to shared library base name.
23184 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23185 (SHLIB_LINK): Add missing semicolon to if-else construct.
23186 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23187 string value of "pe_dll" command-line option.
23188 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23189 (SHLIB_SONAME): Use it when overriding t-cygming default.
23190 (SHLIB_IMPLIB): Override t-cygming default.
23191 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23192 string value of "pe_dll" command-line option.
23194 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23197 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23198 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23200 2009-01-31 Richard Guenther <rguenther@suse.de>
23202 PR tree-optimization/38937
23203 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23204 computing the transitive closure.
23206 2009-01-30 Richard Guenther <rguenther@suse.de>
23208 PR tree-optimization/39041
23209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23210 Propagate variable indices only if the types match for this stmt.
23212 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23215 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23216 inline but never defined.
23218 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23220 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23221 (*insv_h_di_reg_extimm): New insn.
23222 (*insv_l<mode>_reg_extimm): New insn.
23224 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23226 * config/picochip/picochip.c (flag_conserve_stack): set
23227 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23228 fconserve-stack. Reduce call-overhead used by inliner.
23230 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23233 * common.opt (flag_conserve_stack): Initialised to zero.
23235 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23238 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23239 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23242 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23244 * ira-color.c (allocno_reload_assign): Update comments.
23245 * regmove.c (regmove_optimize): Likewise.
23249 2009-01-29 Robert Millan <rmh@aybabtu.com>
23251 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23252 * config/i386/kopensolaris-gnu.h: New file. Undefine
23253 `MD_UNWIND_SUPPORT'.
23254 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23256 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23258 PR tree-optimization/39007
23259 * tree-loop-distribution.c (generate_builtin): Use
23260 recompute_dominator to compute the immediate dominator of the
23261 basic block just after the loop.
23263 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23265 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23266 (ASM_OUTPUT_DWARF_PCREL): Define.
23268 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23270 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23271 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23272 global. Modify entries about regmove and IRA.
23274 * ra-conflict.c: Remove the file.
23276 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23278 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23279 (pass_regclass_init): Rename to pass_reginfo_init.
23281 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23283 * toplev.h (flag_ira): Remove.
23285 * caller-save.c (setup_save_areas): Remove flag_ira.
23287 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23289 * global.c: Remove the file.
23291 * opts.c (decode_options): Remove flag_ira.
23293 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23295 * regmove.c: Modify file description.
23296 (find_use_as_address, try_auto_increment): Define them only if
23297 AUTO_INC_DEC is defined.
23298 (replacement_quality, replace_in_call_usage, fixup_match_1,
23299 stable_and_no_regs_but_for_p): Remove.
23300 (reg_set_in_bb): Make it static.
23301 (regmove_optimize): Remove flag_ira and code which worked for
23304 * local-alloc.c: Remove the file.
23306 * common.opt (fira): Remove.
23308 * ira.c: Include except.h.
23309 (eliminable_regset): Move from global.c.
23310 (mark_elimination): Ditto. Remove flag_ira.
23311 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23312 equiv_mem_modified, validate_equiv_mem_from_store,
23313 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23314 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23315 no_equiv, recorded_label_ref): Move from local-alloc.c.
23316 (update_equiv_regs): Ditto. Make it static.
23317 (print_insn_chain, print_insn_chains): Move it from global.c.
23318 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23319 (build_insn_chain): Ditto. Make it static.
23320 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23321 Rename to init_live_subregs.
23322 (gate_ira): Remove flag_ira.
23324 * regclass.c: Rename reginfo.c. Change file description.
23325 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23326 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23327 (init_reg_sets_1): Remove code for evaluation of
23328 reg_class_superclasses and losing_caller_save_reg_set.
23329 (init_regs): Remove init_reg_autoinc.
23330 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23331 ok_for_base_p_nonstrict): Remove.
23332 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23333 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23334 corresponding entries.
23335 (dump_regclass, record_operand_costs, scan_one_insn,
23336 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23337 record_address_regs, auto_inc_dec_reg_p): Remove.
23338 (gt-regclass.h): Rename to gt-reginfo.h.
23340 * rtl.h (dump_global_regs, retry_global_alloc,
23341 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23343 * Makefile.in (RA_H): Remove.
23344 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23345 Rename regclass.o to reginfo.o.
23346 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23348 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23349 (GTFILES): Rename regclass.c to reginfo.c.
23351 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23352 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23354 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23355 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23357 (finish_spills): Ditto. Remove code for !flag_ira.
23359 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23361 PR middle-end/35854
23362 * doc/invoke.texi (rtl debug options): Complete rewrite.
23363 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23365 * mode-switching.c (pass_mode_switching): Rename pass from
23366 "mode-sw" to "mode_sw".
23367 * except.c (pass_convert_to_eh_ranges): Rename pass from
23368 "eh-ranges" to "eh_ranges".
23369 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23373 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23374 Alexander Monakov <amonakov@ispras.ru>
23376 PR middle-end/38857
23377 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23379 (move_exprs_to_boundary): Change return type and pass through
23380 should_move from move_op. Relax assert. Update usage ...
23381 (schedule_expr_on_boundary): ... here. Use should_move instead of
23383 (move_op_orig_expr_found): Indicate that insn was disconnected from
23385 (code_motion_process_successors): Do not call after_merge_succs
23386 callback if original expression was not found when traversing any of
23388 (code_motion_path_driver): Change return type. Update prototype.
23389 (move_op): Update comment. Add a new parameter (should_move). Update
23390 prototype. Set *should_move based on indication provided by
23391 move_op_orig_expr_found.
23393 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23395 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23396 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23397 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23398 * config/rs6000/rs6000.c (rs6000_override_options): Default
23399 avoid-indexed-addresses on for Power6, off for everything else.
23400 (avoiding_indexed_address_p): New function.
23401 (rs6000_legitimize_address): Use it.
23402 (rs6000_legitimate_address): Likewise.
23403 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23405 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23407 PR tree-optimization/38997
23408 * tree-loop-distribution.c (generate_memset_zero): Use
23409 POINTER_PLUS_EXPR for a pointer addition.
23411 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23413 * config/s390/s390.md (bswap<mode>2): New pattern added.
23415 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23417 * config/s390/s390.md (*tls_load_31): Added type attribute.
23419 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23421 * config/s390/s390.md: Fix a few comments.
23423 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23425 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23426 (*tm<mode>_full): Fixed z10prop attribute.
23427 (*tst<mode>_extimm): Fixed z10prop attribute.
23428 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23429 (*tstqiCCT_cconly): Fixed z10prop attribute.
23430 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23431 (*movsi_larl): Fixed z10prop attribute.
23432 (*movsi_zarch): Fixed z10prop attribute.
23433 (*movsi_eas): Fixed z10prop attribute.
23434 (*movhi): Fixed z10prop attribute.
23435 (*movqi): Fixed z10prop attribute.
23436 (*movstrictqi): Fixed z10prop attribute.
23437 (*mov<mode>): Fixed z10prop attribute.
23438 (*movcc): Fixed z10prop attribute.
23439 (*sethighpartdi_64): Fixed z10prop attribute.
23440 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23441 (*negdi2_sign_cc): Fixed z10prop attribute.
23442 (*negdi2_sign): Fixed z10prop attribute.
23443 (*absdi2_sign_cc): Fixed z10prop attribute.
23444 (*absdi2_sign): Fixed z10prop attribute.
23445 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23446 (*negabsdi2_sign): Fixed z10prop attribute.
23447 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23448 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23449 (doloop_si64): Fixed z10prop attribute.
23450 (doloop_si31): Fixed z10prop attribute.
23451 (doloop_long): Fixed z10prop attribute.
23452 (indirect_jump): Fixed z10prop attribute.
23453 (nop): Fixed z10prop attribute.
23454 (main_base_64): Fixed z10prop attribute.
23455 (reload_base_64): Fixed z10prop attribute.
23457 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23459 PR rtl-optimization/38740
23460 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23462 * config/mips/mips.c (mips_reorg): Likewise.
23464 2009-01-28 Richard Guenther <rguenther@suse.de>
23466 PR tree-optimization/38926
23467 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23468 with the correct value id to a value.
23469 (do_regular_insertion): Use the value number of edoubleprime
23470 for the value number of the expr.
23473 2008-08-21 Richard Guenther <rguenther@suse.de>
23475 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23476 a PHI ask VN if it is already available.
23477 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23478 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23480 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23482 PR middle-end/38934
23483 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23484 set to varying whenever max has TREE_OVERFLOW set, similarly
23485 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23487 2009-01-28 Richard Guenther <rguenther@suse.de>
23489 PR middle-end/38908
23490 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23491 uninitialized aggregate uses in call arguments.
23493 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23495 PR tree-optimization/38984
23496 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23497 the nothing_id variable if -fno-delete-null-pointer-checks.
23499 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23502 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23503 (set_got_offset_rex64): Ditto.
23505 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23508 * doc/extend.texi: Improve local variable with asm reg.
23510 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23512 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23513 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23514 was not supplied then set warn_packed_bitfield_compat to the
23515 default value of 1.
23516 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23519 2009-01-27 Richard Guenther <rguenther@suse.de>
23521 PR tree-optimization/38503
23522 * cfgexpand.c (expand_gimple_basic_block): Ignore
23523 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23524 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23525 variables that cannot have TBAA applied.
23526 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23529 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23531 PR middle-end/38969
23532 * calls.c (initialize_argument_information): Do not wrap complex
23533 arguments in SAVE_EXPR.
23535 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23537 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23538 (INSTALL_LIBGCC): Revert typo commit.
23540 2009-01-26 Richard Guenther <rguenther@suse.de>
23542 PR tree-optimization/38745
23543 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23544 from special handling.
23546 2009-01-26 Richard Guenther <rguenther@suse.de>
23548 PR tree-optimization/38745
23549 * tree-ssa.c (execute_update_addresses_taken): Do not include
23550 variables that cannot possibly be a register in not_reg_needs.
23551 Do not clear TREE_ADDRESSABLE on vars that may not become
23553 * tree-ssa.c (update_alias_info_1): Include those in the set
23554 of addressable vars.
23556 2009-01-26 Richard Guenther <rguenther@suse.de>
23558 PR middle-end/38851
23559 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23560 * tree-ssa-dse.c: Include langhooks.h
23561 (execute_simple_dse): Remove stores with zero size.
23563 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23566 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23569 2009-01-24 Julian Brown <julian@codesourcery.com>
23571 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23572 config/arm/linux-atomic.c.
23573 * config/arm/linux-atomic.c: New.
23575 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23577 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23578 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23579 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23581 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23584 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23587 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23589 PR tree-optimization/38953
23590 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23591 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23592 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23593 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23596 2009-01-24 Paul Brook <paul@codesourcery.com>
23598 * config/arm/neon.md (neon_type): Move to arm.md.
23599 (neon_mov<VSTRUCT>): Add neon_type attribute.
23600 * config/arm/arm.md (neon_type): Move to here.
23601 (conds): Add "unconditioal" and use as default for NEON insns.
23603 2009-01-24 Ben Elliston <bje@au.ibm.com>
23605 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23606 void *' warning from -Wc++-compat.
23607 * Makefile.in (dominance.o-warn): Remove.
23609 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23611 PR tree-optimization/38932
23612 * fold-const.c (fold_unary_ignore_overflow): New.
23613 * tree.h (fold_unary_ignore_overflow): Declare.
23614 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23615 * tree-ssa-sccvn.c (visit_reference_op_load,
23616 simplify_unary_expression): Likewise.
23618 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23620 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23621 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23622 regardless of their type.
23623 * c-common.c (handle_packed_attribute): Don't ignore packed on
23625 * c.opt (Wpacked-bitfield-compat): New warning option.
23626 * stor-layout.c (place_field): Warn if offset of a field changed.
23627 * doc/extend.texi (packed): Mention the ABI change.
23628 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23629 (Warning Options): Add it to the list.
23631 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23633 * c-opts.c (c_common_post_options): Fix a typo in comments.
23635 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23637 PR middle-end/38615
23638 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23639 variables to static.
23640 * doc/invoke.texi (-fmerge-all-constants): Update description.
23642 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23645 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23646 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23648 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23650 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23652 (LOCAL_ALIGNMENT): Similarly.
23654 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23655 Joseph Myers <joseph@codesourcery.com>
23657 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23658 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23659 * config/arm/arm-tune.md: Regenerate.
23660 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23663 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23665 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23666 version number to five.
23668 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23671 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23672 * c-common.c (set_underlying_type): Likewise.
23673 (is_typedef_decl ): Likewise
23675 (set_underlying_type): Likewise.
23676 (is_typedef_type): Likewise.
23678 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23680 PR middle-end/38587
23681 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23684 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23687 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23688 (LIBGCC_SPEC): Don't define.
23689 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23691 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23693 PR rtl-optimization/38879
23694 * alias.c (base_alias_check): Unaligned access via AND address can
23695 alias all surrounding object types except those with sizes equal
23696 or wider than the size of unaligned access.
23698 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23701 * c-decl.c (clone_underlying_type): Move this ...
23702 * c-common.c (set_underlying_type): ... here.
23703 Also, make sure the function properly sets TYPE_STUB_DECL() on
23704 the newly created typedef variant type.
23705 (is_typedef_decl ): New entry point.
23706 * tree.h: Added a new member member_types_needing_access_check to
23707 struct tree_decl_non_common.
23708 (set_underlying_type): New entry point.
23709 (is_typedef_type): Likewise.
23711 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23713 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23714 Check whether two instructions have memory references that
23715 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23716 are helper functions for traversing.
23717 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23718 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23719 not to draw dependency edge for instructions with non-conflicting
23722 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23725 * longlong.h: Update copyright years. Use soft-fp license notice.
23726 Sync __clz_tab declaration with glibc.
23728 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23731 * doc/extend.texi (syscall_linkage): New.
23732 (version_id): Modify.
23734 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23735 Richard Guenther <rguenther@suse.de>
23737 PR tree-optimization/38747
23738 PR tree-optimization/38748
23739 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23740 conversion if the base address is an indirect reference and the
23741 aliasing sets could cause issues.
23743 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23745 * common.opt (fgraphite, fgraphite-identity): Add comment for
23746 explaining why these options are not documented.
23748 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23750 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23751 gimple_call_lhs is NULL.
23753 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23756 * emit-rtl.c (adjust_address_1): Make sure memref is never
23759 2009-01-20 Ben Elliston <bje@au.ibm.com>
23761 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23762 const qualifier from arg parameter. Remove unnecessary cast to char *.
23763 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23764 const qualifier from arg 2.
23766 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23768 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23770 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23773 * rtl.h (reinit_regs): New prototype.
23774 * regclass.c: Include ira.h.
23775 (reinit_regs): New.
23776 * Makefile.in (regclass.o): Add ira.h.
23777 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23779 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23782 * c-common.c (handle_aligned_attribute): Use
23783 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23784 default alignment value.
23786 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23788 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23789 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23791 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23792 __BIGGEST_ALIGNMENT__.
23794 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23796 2009-01-18 Richard Guenther <rguenther@suse.de>
23798 PR tree-optimization/38819
23799 * tree-flow.h (operation_could_trap_helper_p): Declare.
23800 * tree-eh.c (operation_could_trap_helper_p): Export.
23801 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23802 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23803 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23804 are about to insert a possibly trapping instruction and fail
23807 2009-01-18 Andreas Schwab <schwab@suse.de>
23809 * doc/install.texi (Configuration): Remove obsolete paragraph
23810 about use of --with-gnu-ld with --with-gnu-as.
23812 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23814 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23815 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23816 Follow spelling conventions.
23818 2009-01-18 Ben Elliston <bje@au.ibm.com>
23820 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23821 C++ warning about implicit conversion from void * to struct
23823 (bitmap_obstack_free): Likewise for bitmap_element *.
23824 * Makefile.in (bitmap.o-warn): Remove.
23826 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23828 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23830 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23831 Tobias Grosser <tobi.grosser@amd.com>
23833 * graphite.c (graphite_trans_scop_block): Do not block single
23836 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23838 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23839 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23840 test with assertion.
23842 2009-01-16 Richard Guenther <rguenther@suse.de>
23844 PR tree-optimization/38835
23845 PR middle-end/36227
23846 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23847 and INT + PTR -> (INT)(PTR p+ INT) folding.
23848 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23850 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23853 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23854 the subreg from a lowpart subreg if it is also casting the value.
23856 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23857 Tobias Grosser <tobi.grosser@amd.com>
23859 * graphite.c (compare_prefix_loops): New.
23860 (build_scop_canonical_schedules): Rewritten.
23861 (graphite_transform_loops): Move build_scop_canonical_schedules
23862 after build_scop_iteration_domain.
23864 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23865 Tobias Grosser <tobi.grosser@amd.com>
23867 * graphite.c (add_conditions_to_domain): Add the loops to
23868 the dimension of the iteration domain. Do copy the domain
23869 only when it exists.
23870 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23871 (add_conditions_to_constraints): New.
23872 (can_generate_code_stmt, can_generate_code): Removed.
23873 (gloog): Do not call can_generate_code.
23874 (graphite_transform_loops): Call add_conditions_to_constraints
23875 after building the iteration domain.
23877 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23879 PR tree-optimization/38789
23880 * tree-ssa-threadedge.c
23881 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23882 __builtin_constant_p.
23884 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23886 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23887 examined before deleting them.
23889 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23891 * function.c (aggregate_value_p): Correctly extract the function
23892 type from CALL_EXPR_FN lookup.
23894 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23896 * config/picochip/picochip.c (picochip_override_options): Revert
23897 CFI asm flag disable commited previously.
23899 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23900 Tobias Grosser <tobi.grosser@amd.com>
23901 Jan Sjodin <jan.sjodin@amd.com>
23903 * graphite.c (scan_tree_for_params): On substractions negate
23904 all the coefficients of the term.
23905 (clast_to_gcc_expression_red): New. Handle reduction expressions
23906 of more than two operands.
23907 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23908 (get_vdef_before_scop): Handle also the case of default definitions.
23910 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23912 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23913 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23914 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23916 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23917 Joey Ye <joey.ye@intel.com>
23919 PR middle-end/37843
23920 * cfgexpand.c (expand_stack_alignment): Don't update stack
23921 boundary nor check incoming stack boundary here.
23922 (gimple_expand_cfg): Update stack boundary and check incoming
23923 stack boundary here.
23925 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23927 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23929 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23931 PR rtl-optimization/38245
23932 * calls.c (expand_call): Add stack arguments to
23933 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23934 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23935 in regs and partially in memory or BLKmode arguments.
23936 (emit_library_call_value_1): Add stack arguments to
23937 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23938 ACCUMULATE_OUTGOING_ARGS).
23939 * dce.c: Include tm_p.h.
23940 (find_call_stack_args): New function.
23941 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23943 (mark_insn): Call find_call_stack_args for CALL_Ps.
23944 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23945 forwards. Allocate and free arg_stores bitmap if needed, pass it
23946 down to deletable_insn_p, don't mark stores set in arg_stores
23947 bitmap, clear the bitmap at the beginning of each bb.
23948 * Makefile.in (dce.o): Depend on $(TM_P_H).
23950 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23953 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23954 to make sure the insn is a conditional test (bug 22599). Reformat a
23957 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23959 PR middle-end/38431
23960 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23961 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23962 (gloog): Do not call cleanup_tree_cfg.
23963 (graphite_transform_loops): Call cleanup_tree_cfg after all
23964 scops have been code generated.
23966 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23967 * doc/gty.texi (Invoking the garbage collector): Added new node
23968 and section documenting ggc_collect.
23970 2009-01-14 Richard Guenther <rguenther@suse.de>
23972 PR tree-optimization/38826
23973 PR middle-end/38477
23974 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23975 initialization notes only if we actually emitted a warning.
23976 (intra_create_variable_infos): Add constraints for a result decl
23977 that is passed by hidden reference.
23978 (build_pred_graph): Mark all related variables non-direct on
23981 2009-01-14 Nick Clifton <nickc@redhat.com>
23983 * ira-conflicts.c: Include addresses.h for the definition of
23985 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23986 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23988 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23991 * Makefile.in (ira-lives.o): Add except.h.
23993 * ira-lives.c: Include except.h.
23994 (process_bb_node_lives): Process can_throw_internal.
23996 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23998 PR rtl-optimization/38774
23999 * combine.c (simplify_set): When undoing cc_use change, don't do
24000 PUT_CODE on the newly created comparison, but instead put back the
24003 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24005 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24006 values. Remove duplicate arm8 entry.
24008 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24010 PR tree-optimization/38786
24011 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24012 the SSA_NAME case of expand_scalar_variables_expr.
24013 Set the type of an expression to the type of its assign statement.
24014 (expand_scalar_variables_expr): Also gather the scalar computation
24015 used to index the memory access. Do not pass loop_p.
24016 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24017 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24018 the gimple_stmt_iterator where it inserts new code.
24019 Do not pass loop_p.
24020 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24021 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24023 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24025 * graphite.h (debug_value): Removed.
24026 * graphite.c (debug_value): Removed.
24028 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24030 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24031 ldrd/strd with two 32-bit instructions.
24033 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24035 * config/arm/arm.c (struct processors): Pass for speed down into
24036 cost helper functions.
24037 (const_ok_for_op): Handle COMPARE and inequality nodes.
24038 (arm_rtx_costs_1): Rewrite.
24039 (arm_size_rtx_costs): Update prototype.
24040 (arm_rtx_costs): Pass speed down to helper functions.
24041 (arm_slowmul_rtx_costs): Rework cost calculations.
24042 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24043 (arm_9e_rtx_costs): Likewise.
24045 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24047 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24048 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24049 (alpha_legitimize_address): Do not split local symbols wider than
24050 UNITS_PER_WORD into HIGH/LO_SUM parts.
24052 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24055 * gcc.c (process_command): Replace call to execvp with calls
24056 to pex_one and exit.
24058 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24061 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24062 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24063 variant for devices with 3-byte PC.
24064 (__tablejump_elpm__): New.
24066 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24069 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24070 offsetof member-designator, handle it as `[0].'.
24072 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24074 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24075 function when not using named sections on targets with named sections
24076 if branch distance is less than 262132.
24078 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24080 * combine.c (combine_instructions): Recompute
24081 optimize_this_for_speed_p for each BB in the main combine loop.
24083 2009-01-12 Tomas Bily <tbily@suse.cz>
24086 * tree-loop-distribution.c (prop_phis): New function.
24087 (generate_builtin): Call prop_phis.
24088 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24090 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24092 PR tree-optimization/38807
24093 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24094 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24096 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24098 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24099 subreg of op0 to the original op0.
24101 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24103 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24105 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24108 * mips-tfile.c (parse_def): Fix parsing of def strings
24109 starting with digits.
24111 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24114 * config/arm/arm.c (arm_is_long_call_p): Don't call
24115 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24117 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24119 * regrename.c (regrename_optimize): Fix dumping.
24120 (find_oldest_value_reg): Preserve REG_POINTER.
24121 (copy_hardreg_forward_1): Likewise.
24123 2009-01-09 Diego Novillo <dnovillo@google.com>
24125 * gimple.h (struct gimple_statement_base) <uid>: Document
24126 the restrictions on its use.
24127 (gimple_uid): Tidy.
24128 (gimple_set_uid): Tidy.
24130 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24132 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24133 zero guard even if align_bytes != 0 and count is smaller than
24136 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24138 PR rtl-optimization/38495
24139 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24140 (add_range_and_copies_from_move_list): Print all added ranges.
24141 Add ranges to memory optimized destination.
24143 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24147 * config/i386/i386.c (override_options): Reject
24148 -mstringop-strategy=rep_8byte with -m32.
24149 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24150 to 1. Do count comparison against epilogue_size_needed at compile
24151 time even when count_exp was constant forced into register. For
24152 size_needed don't jump to epilogue, instead just avoid aligning
24153 and invoke the body algorithm. If need_zero_guard, add zero guard
24154 even if count is non-zero, but smaller than size_needed + number of
24155 bytes that could be stored for alignment.
24156 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
24157 to 1. If need_zero_guard, add zero guard even if count is non-zero,
24158 but smaller than size_needed + number of bytes that could be stored
24159 for alignment. Compare size_needed with epilogue_size_needed instead
24160 of desired_align - align, don't adjust size_needed, pass
24161 epilogue_size_needed to the epilogue expanders.
24164 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
24166 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24168 * pa.c (last_address): Change to unsigned.
24169 (update_total_code_bytes): Change argument to unsigned. Don't
24170 check if insn addresses are set.
24171 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
24172 addresses are not set.
24173 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
24175 2009-01-09 Nick Clifton <nickc@redhat.com>
24177 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24178 DECL_DECLARED_INLINE_P.
24180 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24182 PR middle-end/38347
24183 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24184 GET_MODE (op0) in operand_subword_force calls.
24186 PR middle-end/38771
24187 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24188 fold_convert arg0 operands to TREE_TYPE (op0) first.
24190 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24192 * params.def (ira-max-conflict-table-size): Decrease default value
24195 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24197 PR tree-optimization/37031
24198 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24200 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24201 allocate it using gc instead of heap, use VEC_quick_push instead of
24203 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24204 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24205 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24206 allocated vector from heap allocated.
24207 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24208 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24209 vector only after perfect_loop_nest_depth call.
24211 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24212 Jan Sjodin <jan.sjodin@amd.com>
24214 PR tree-optimization/38559
24215 * graphite.c (debug_value, copy_constraint,
24216 swap_constraint_variables, scale_constraint_variable, ): New.
24217 (get_lower_bound, get_upper_bound): Removed.
24218 (graphite_trans_bb_strip_mine): Clean up this code that works
24219 only for constant number of iterations. Fully copy upper and
24220 lower bound constraints, not only the constant part of them.
24221 * graphite.h (debug_value): Declared.
24223 2009-01-08 Ira Rosen <irar@il.ibm.com>
24225 PR tree-optimization/37194
24226 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24227 Don't add the cost of cost model guard in prologue to scalar
24228 outside cost in case of known number of iterations.
24230 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24231 Alan Modra <amodra@bigpond.net.au>
24233 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24234 non-word-aligned REG+CONST addressing.
24236 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24239 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24240 free_after_compilation when outputting a thunk.
24241 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24242 Do not call free_after_compilation here.
24244 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24246 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24247 (ix86_valid_target_attribute_inner_p): Ditto.
24249 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24251 PR tree-optimization/38492
24252 PR tree-optimization/38498
24253 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24254 * tree-chrec.h (scev_is_linear_expression): Declared.
24255 * graphite.c (graphite_cannot_represent_loop_niter): New.
24256 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24257 (graphite_loop_normal_form): Use gcc_assert.
24258 (scan_tree_for_params): Use CASE_CONVERT.
24259 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24260 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24261 Use gcc_assert. Discard scops that contain unhandled cases.
24262 (build_scop_conditions): Return a boolean status for unhandled cases.
24263 (strip_mine_profitable_p): Print the loop number, not its depth.
24264 (is_interchange_valid): Pass the depth of the loop nest, don't
24265 recompute it wrongly.
24266 (graphite_trans_bb_block): Same.
24267 (graphite_trans_bb_block): Print tentative of loop blocking.
24268 (graphite_trans_scop_block): Do not print that the loop has been
24270 (graphite_transform_loops): Do not handle scops that contain condition
24273 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24275 AVX Programming Reference (December, 2008)
24276 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24277 (_mm256_stream_pd): Likewise.
24278 (_mm256_stream_ps): Likewise.
24280 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24281 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24282 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24283 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24284 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24285 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24286 (ix86_expand_special_args_builtin): Likewise.
24288 * config/i386/sse.md (AVXMODEDI): New.
24289 (avx_movnt<mode>): Likewise.
24290 (avx_movnt<mode>): Likewise.
24291 (<sse>_movnt<mode>): Remove AVX support.
24292 (sse2_movntv2di): Likewise.
24294 2009-01-07 Richard Guenther <rguenther@suse.de>
24296 PR middle-end/38751
24297 * fold-const.c (extract_muldiv): Remove obsolete comment.
24298 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24299 to PLUS_EXPR canonicalization for the canonicalization.
24301 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24303 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24304 hosted cross-compilers generating less efficient code.
24306 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24308 * function.h (rtl_data): Add a dbr_scheduled_p field.
24309 * reorg.c (dbr_schedule): Set it.
24310 (gate_handle_delay_slots): Check it.
24311 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24312 (mips_reorg): Check flag_delayed_branch instead of
24313 mips_base_delayed_branch.
24314 (mips_override_options): Don't set mips_base_delayed_branch
24315 or flag_delayed_branch.
24317 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24319 PR rtl-optimization/38426.
24320 * ira.c (ira): Set current_function_is_leaf earlier.
24322 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24324 PR rtl-optimization/38722
24325 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24326 too early, only set a flag and modify after last possible
24329 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24332 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24333 * real.c (decimal_single_format): Correct values of emin and emax.
24334 (decimal_double_format): Ditto.
24335 (decimal_quad_format): Ditto.
24336 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24337 computation of DECnn_MIN and DECnn_MAX for corrected values of
24338 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24339 __DECnn_MIN__, and adjust its computation for the corrected value
24342 2009-01-06 Jan Hubicka <jh@suse.cz>
24345 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24347 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24349 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24350 Add Robert Clark to the list of testers.
24352 2009-01-06 Jan Hubicka <jh@suse.cz>
24353 Kai Tietz <kai.tietz@onevision.com>
24355 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24356 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24358 2009-01-06 Jan Hubicka <jh@suse.cz>
24359 Kai Tietz <kai.tietz@onevision.com>
24361 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24363 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24364 (ix86_nsaved_regs): Count only general purpose regs.
24365 (ix86_nsaved_sseregs): New.
24366 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24367 to 16 for w64; compute padding and size of sse reg save area.
24368 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24369 general purpose regs.
24370 (ix86_emit_save_sse_regs_using_mov): New.
24371 (ix86_expand_prologue): Save SSE regs if needed.
24372 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24373 (ix86_emit_restore_sse_regs_using_mov): New.
24374 (ix86_expand_epilogue): Save SSE regs if needed.
24376 2009-01-06 Jan Hubicka <jh@suse.cz>
24377 Kai Tietz <kai.tietz@onevision.com>
24379 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24380 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24381 functions when accumulate outgoing args is off.
24383 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24386 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24387 before using pseudos_have_intersected_live_ranges_p.
24389 * ira-int.h (ira_assert): Always define.
24391 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24393 AVX Programming Reference (December, 2008)
24394 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24395 (_mm256_permute2_pd): Likewise.
24396 (_mm_permute2_ps): Likewise.
24397 (_mm256_permute2_ps): Likewise.
24398 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24399 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24401 * config/i386/i386.c (ix86_builtins): Remove
24402 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24403 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24404 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24405 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24406 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24407 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24408 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24409 __builtin_ia32_vpermil2ps256.
24410 (ix86_init_mmx_sse_builtins): Updated.
24411 (ix86_expand_args_builtin): Likewise.
24413 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24415 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24416 long absolute calls when generating PA 2.0 code.
24418 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24420 PR rtl-optimization/38583
24421 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24423 * params.def (ira-max-conflict-table-size): New.
24425 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24427 * ira.h (ira_conflicts_p): New external definition.
24429 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24430 table. Report this. Return result of building.
24431 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24432 building conflict table.
24434 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24435 (ira_color): Use ira_conflicts_p.
24437 * global.c: Include ira.h.
24438 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24441 * Makefile.in (global.o): Add ira.h.
24443 * ira-build.c (mark_all_loops_for_removal,
24444 propagate_some_info_from_allocno): New.
24445 (remove_unnecessary_allocnos): Call
24446 propagate_some_info_from_allocno.
24447 (remove_low_level_allocnos): New.
24448 (remove_unnecessary_regions): Add parameter. Call
24449 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24450 parameter to remove_unnecessary_regions.
24451 (ira_build): Remove all regions but root if the conflict table was
24452 not built. Update conflict hard regs for allocnos crossing calls.
24454 * ira.c (ira_conflicts_p): New global.
24455 (ira): Define and use ira_conflicts_p.
24457 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24458 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24459 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24461 2009-01-06 Ben Elliston <bje@au.ibm.com>
24463 * gengtype-lex.l (YY_NO_INPUT): Define.
24465 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24468 * c-common.c (handle_vector_size_attribute): Also reject
24469 BOOLEAN_TYPE types.
24471 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24473 PR tree-optimization/38492
24474 * graphite.c (rename_map_elt, debug_rename_elt,
24475 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24476 rename_map_elt_info, eq_rename_map_elts,
24477 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24478 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24479 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24480 (sese_build_livein_liveouts): New.
24481 (new_sese, free_sese): New.
24482 (new_scop): Call new_sese.
24483 (free_scop): Call free_sese.
24484 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24485 (register_old_new_names): Renamed register_old_and_new_names.
24486 (register_scop_liveout_renames, add_loop_exit_phis,
24487 insert_loop_close_phis, struct igp,
24488 default_liveout_before_guard, add_guard_exit_phis,
24489 insert_guard_phis, copy_renames): New.
24490 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24491 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24492 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24493 (scop_adjust_phis_for_liveouts): New.
24494 (gloog): Call scop_adjust_phis_for_liveouts.
24496 * graphite.h (struct sese): Documented. Added fields liveout,
24497 num_ver and livein.
24498 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24499 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24500 (struct scop): Added field liveout_renames.
24501 (SCOP_LIVEOUT_RENAMES): New.
24503 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24505 PR tree-optimization/38510
24506 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24507 (translate_clast): Call recompute_all_dominators before
24509 (gloog): Call recompute_all_dominators before graphite_verify.
24511 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24512 Jan Sjodin <jan.sjodin@amd.com>
24514 PR tree-optimization/38500
24515 * graphite.c (create_sese_edges): Call fix_loop_structure after
24518 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24520 * config.gcc: Add m32r*-*-rtems*.
24521 * config/m32r/rtems.h: New file.
24523 2009-01-05 Ben Elliston <bje@au.ibm.com>
24525 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24526 (.po.pox): Likewise.
24527 (po/gcc.pot): Likewise.
24529 2009-01-04 David S. Miller <davem@davemloft.net>
24531 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24532 (STARTING_FRAME_OFFSET): Always set to zero.
24534 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24536 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24537 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24538 fixed-point types, and vectors of the same.
24540 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24542 * config/mips/sync.md (*mb_barrier): Rename to...
24543 (*memory_barrier): ...this.
24545 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24547 * doc/extend.texi (Function Attributes): Move @cindex after @item
24548 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24549 and put in alphabetical order. Fix 'target' name and put in order.
24550 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24553 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24555 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24556 (memory_barrier): Expand as unspec instead of unspec_volatile.
24557 Remove mem:BLK from insn operands. Use Pmode scratch register.
24558 (*memory_barrier): Define as unspec instead of unspec_volatile.
24559 Use (match_dup 0) as input operand.
24561 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24562 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24563 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24564 scratch register. Remove operand 1.
24565 (*stbar): Define as unspec instead of unspec_volatile.
24566 Use (match_dup 0) as input operand, remove (const_int 8).
24567 (*membar): Define as unspec instead of unspec_volatile.
24568 Use (match_dup 0) as input operand, remove input operand 2.
24570 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24571 (memory_barrier): Expand as unspec instead of unspec_volatile.
24572 Remove mem:BLK from insn operands. Use Pmode scratch register.
24573 (*memory_barrier): Define as unspec instead of unspec_volatile.
24574 Use (match_dup 0) as input operand.
24576 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24577 Remove mem:BLK from insn operands. Use Pmode scratch register.
24578 Set volatile flag on operand 0.
24579 (*memory_barrier): New insn pattern.
24581 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24583 (*memory_barrier): Use (match_dup 0) as input operand.
24585 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24586 Remove mem:BLK from insn operands. Use Pmode scratch register.
24587 Set volatile flag on operand 0.
24588 (*mb_internal): New insn pattern.
24590 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24592 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24594 PR middle-end/38586
24595 * function.c (struct temp_slot): Move to the section of the file
24596 that deals with temp slots. Remove field 'address'.
24597 (temp_slot_address_table): New hash table of address -> temp slot.
24598 (struct temp_slot_address_entry): New struct, items for the table.
24599 (temp_slot_address_compute_hash, temp_slot_address_hash,
24600 temp_slot_address_eq, insert_temp_slot_address): Support functions
24602 (find_temp_slot_from_address): Rewrite to use the new hash table.
24603 (remove_unused_temp_slot_addresses): Remove addresses of temp
24604 slots that have been made available.
24605 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24606 worker function for remove_unused_temp_slot_addresses.
24607 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24608 Add the temp slot address to the address -> temp slot map.
24609 (update_temp_slot_address): Update via insert_temp_slot_address.
24610 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24611 (pop_temp_slots): Likewise.
24612 (init_temp_slots): Allocate the address -> temp slot map, or empty
24613 the map if it is already allocated.
24614 (prepare_function_start): Initialize temp slot processing.
24616 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24618 PR middle-end/38584
24619 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24620 Calculate the size of all stack vars assuming no packing of stack
24621 vars will happen, replacing a quadratic algorithm with a linear one.
24623 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24626 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24629 2009-01-03 Diego Novillo <dnovillo@google.com>
24631 * doc/contrib.texi: Update contributions.
24633 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24636 * builtins.c (fold_builtin_memory_op): Give up if either operand
24637 is volatile. Set srctype or desttype to non-qualified version
24641 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24642 and FUNCTION_DECLs.
24644 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24646 PR rtl-optimization/35805
24647 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24648 problem if fast dce is able to remove any instructions.
24649 * dce.c (dce_process_block): Fix dump message.
24651 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24654 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24656 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24658 PR middle-end/38690
24659 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24660 * tree-pretty-print.c (op_code_prio): New function.
24661 (op_prio): No longer static. Use op_code_prio.
24662 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24663 Use op_prio and op_code_prio to determine if () should be
24664 printed around operand(s) or not.
24666 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24667 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24668 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24669 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24670 pp_character instead of pp_string for single letter printing.
24672 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24674 * doc/extend.texi: Fix '#pragma GCC option' typo.
24676 2009-01-02 Richard Guenther <rguenther@suse.de>
24678 * doc/install.texi (--enable-checking): Mention different
24679 default for stage1.
24680 (--enable-stage1-checking): Document.
24682 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24684 PR middle-end/30142
24685 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24686 case to be an error.
24688 2009-01-02 Ben Elliston <bje@au.ibm.com>
24690 * config/fp-bit.h (pack_d): Constify argument.
24691 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24692 (isnan): Constify argument.
24694 (iszero): Likewise.
24695 (pack_d): Likewise.
24696 (_fpadd_parts): Constify return type.
24697 (_fpmul_parts): Likewise.
24698 (_fpdiv_parts): Likewise.
24700 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24703 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24704 warn about overwriting initializer with side-effects or
24705 -Woverride-init if !IMPLICIT.
24706 (output_init_element): Likewise. Pass IMPLICIT down to
24708 (process_init_element): Add IMPLICIT argument. Pass it down
24709 to output_init_element.
24710 (push_init_element, pop_init_level, set_designator): Adjust
24711 process_init_element callers.
24712 (set_nonincremental_init, set_nonincremental_init_from_string):
24713 Adjust add_pending_init callers.
24714 (output_pending_init_elements): Adjust output_init_element callers.
24715 * c-tree.h (process_init_element): Adjust prototype.
24716 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24717 process_init_element callers.
24720 Copyright (C) 2009 Free Software Foundation, Inc.
24722 Copying and distribution of this file, with or without modification,
24723 are permitted in any medium without royalty provided the copyright
24724 notice and this notice are preserved.