1 2009-09-10 Richard Henderson <rth@redhat.com>
3 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4 gimple_seq_empty_p to test for no PHI nodes.
5 * tree-cfg.c (split_critical_edges): Likewise.
7 2009-09-10 Richard Henderson <rth@redhat.com>
9 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
11 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
13 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
14 introduced by the VTA branch merge.
16 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
18 * ira-conflicts.c: Use fputs or putc instead of fprintf
22 * tree-switch-conversion.c: Ditto.
24 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
26 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
27 introduced by the VTA branch merge.
29 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
32 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
34 PR rtl-optimization/39779
35 * expr.c (convert_modes): Return when mode == oldmode after
36 CONST_INTs are processed.
38 2009-09-10 Nick Clifton <nickc@redhat.com>
40 * config/mep/mep.c (mep_encode_section_info): Copy weakness
41 attribute and referring decl when creating renamed symbol.
43 2009-09-10 Richard Guenther <rguenther@suse.de>
46 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
48 (cgraph_finalize_compilation_unit): Compute reachability
49 before emitting thunks. Properly process aliases before
50 possibly removing unreachable nodes.
52 2009-09-10 Richard Guenther <rguenther@suse.de>
55 * tree.c (struct free_lang_data_d): Add worklist member.
56 (find_decls_types_r): Push onto the worklist instead of recursing.
57 Handle TREE_BINFOs properly.
58 (find_decls_types): New function wrapped around find_decls_types_r
59 to process the worklist.
60 (find_decls_types_in_eh_region): Use it.
61 (find_decls_types_in_node): Likewise.
62 (find_decls_types_in_var): Likewise.
63 (free_lang_data_in_cgraph): Likewise. Free the worklist.
64 * tree.h (RECORD_OR_UNION_TYPE_P): New.
65 (AGGREGATE_TYPE_P): Adjust.
67 2009-09-09 Jason Merrill <jason@redhat.com>
69 * configure.ac: Check glibc version even if we have an in-tree
72 2009-09-09 Anthony Green <green@moxielogic.com>
74 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
75 the constant 0 when appropriate.
76 * config/moxie/constraints.md: Add constraint O.
78 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
79 to pass up to 6 32-bit argument values in registers.
80 (moxie_function_arg): Ditto.
81 (moxie_arg_partial_bytes): Ditto.
82 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
83 (REG_PARM_STACK_SPACE): Ditto.
84 (FUNCTION_ARG_REGNO_P): Ditto.
86 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
87 instruction to allocate stack space.
89 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
91 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
92 unnecessarily stringent constraints. Fix address
93 calculation in the splitters.
95 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
97 PR rtl-optimization/39779
98 * expr.c (convert_modes): Return when mode == oldmode after
99 CONST_INTs are processed.
101 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
104 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
105 (ix86_expand_prologue): Take frame.padding0 into logic of
107 (ix86_expand_epilogue): Likewise.
109 2009-09-09 Jakub Jelinek <jakub@redhat.com>
111 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
113 (SHLIB_LINK, SHLIB_INSTALL): Use them.
114 * config/t-slibgcc-libgcc: New file.
115 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
117 2009-09-09 Martin Jambor <mjambor@suse.cz>
119 PR tree-optimization/41089
120 * tree-sra.c (find_var_candidates): Do not consider va_lists in
123 2009-09-09 Richard Henderson <rth@redhat.com>
125 * gimple.h (CASE_GIMPLE_OMP): New.
126 (is_gimple_omp): Use it.
127 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
128 (verify_gimple_debug): Likewise.
130 2009-09-09 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/41101
133 * tree-ssa-pre.c (maximal_set): Remove.
134 (compute_antic_aux): Treat the maximal set as implicitly all ones.
135 Defer all blocks we didn't visit at least one successor.
136 (add_to_exp_gen): Do not add to the maximal set.
137 (make_values_for_phi): Likewise.
138 (compute_avail): Likewise.
139 (init_pre): Do not allocate the maximal set.
140 (execute_pre): Do not dump it.
142 2009-09-09 Martin Jambor <mjambor@suse.cz>
144 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
145 an SSA_NAME rather than a is_gimple_variable.
147 2009-09-09 Richard Guenther <rguenther@suse.de>
150 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
151 code dealing with plain pointer bases.
152 (maybe_fold_offset_to_reference): Likewise.
153 (maybe_fold_stmt_addition): Adjust.
155 2009-09-09 Richard Guenther <rguenther@suse.de>
157 * tree.c (free_lang_data_in_type): Do not free the type variant
159 (free_lang_data): Merge char_type_node with its properly signed
161 (pass_ipa_free): Collect after freeing language specific data.
163 2009-09-09 Michael Matz <matz@suse.de>
166 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
167 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
168 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
171 2009-09-08 DJ Delorie <dj@redhat.com>
173 * config/mep/mep.c (conversions[]): Add "ml" pattern.
175 2009-09-04 Jason Merrill <jason@redhat.com>
177 * tree.c (tree_find_value): Remove.
178 * tree.h: Remove prototype.
179 * varasm.c (assemble_external): Use value_member instead.
181 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
183 * toplev.c (process_options): Choose default debugging type when
184 gtoggle enables debug info and type is unset.
186 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
190 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
193 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
195 * configure: Rebuilt with modified libtool.m4.
197 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
202 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
204 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
206 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
207 (remove_statement): Likewise.
208 (rewrite_use_nonlinear_expr): Adjust.
209 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
210 * tree-ssa.c (release_defs_bitset): ... this. New.
211 * tree-flow.h (release_defs_bitset): Declare.
213 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
216 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
219 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
221 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
222 via intptr_t to long type.
223 (insert_operand_rank): Cast long type via intptr_t to
225 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
227 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
228 from pointer to unsigned via uintptr_t.
230 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
231 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
233 * configure: Regenerated.
234 * config.in: Regenerated
235 * system.h (stdint.h): Add include.
236 (inttypes.h): Likewise.
237 * Makefile.in (aclocal): Add config/stdint.m4.
238 * aclocal.m4: Regenerated.
240 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
242 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
244 (note_np_check_stores): New function.
245 (harmless_null_pointer_p): New function.
246 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
247 changed. Take into account whether we're in the shadow of a condjump
248 that tested NP_REG for NULL.
249 Lose all code that tested for SEQUENCEs.
250 (workaround_speculation): Avoid inserting NOPs for loads that are
251 either always executed or a NULL pointer.
253 2009-09-08 Jan Hubicka <jh@suse.cz>
255 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
256 * params.def (early-inlining-insns): Likewise.
258 2009-09-08 Jakub Jelinek <jakub@redhat.com>
260 PR rtl-optimization/41239
261 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
262 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
264 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
265 across calls, as the calls might not always return normally.
266 (call_may_noreturn_p): New function.
267 (deps_analyze_insn): Update last_function_call_may_noreturn list.
268 (init_deps): Initialize it.
269 (remove_from_deps): Also remove calls from
270 last_function_call_may_noreturn list.
272 2009-09-07 Richard Henderson <rth@redhat.com>
274 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
275 more VR->OPERANDS than LHS operands. Free LHS before returning.
277 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
279 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
280 (attr "addrtype"): New member "spreg".
281 Use it if mem_spfp_address_operand is true for the address.
282 (attr "type"): New entry "stall".
283 (cpu_unit "load"): New.
284 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
286 (insn_reservation "loadsp"): New.
287 (insn_reservation "load_stall1"): New.
288 (insn_reservation "load_stall3"): New.
290 * config/bfin/predicates.md (const1_operand, const3_operand): New.
291 (mem_p_address_operand): Exclude stack and frame pointer based
293 (mem_spfp_address_operand): New; match them here.
294 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
295 (bfin_reorg): Call it if scheduling insns.
296 (bfin_gen_bundles): Remove dummy insns created by
297 add_sched_insns_for_speculation.
299 From Jie Zhang <jie.zhang@analog.com>:
300 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
301 bfin_si_revision, bfin_workarounds): Move these ...
302 * config/bfin/bfin.h: ... here.
304 From Mike Frysinger <michael.frysinger@analog.com>
305 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
306 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
307 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
308 bf547m, bf548m, and bf549m.
309 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
310 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
311 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
312 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
313 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
314 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
315 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
316 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
317 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
318 bf542m, bf544m, bf547m, bf548m, and bf549m.
320 From Jie Zhang <jie.zhang@analog.com>:
321 * config/bfin/predicates.md (p_register_operand): New predicate.
322 (dp_register_operand): New predicate.
323 * config/bfin/bfin-protos.h (WA_05000074): Define.
324 (ENABLE_WA_05000074): Define.
325 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
326 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
327 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
328 (define_attr addrtype): Allow load/store register to be P register.
329 (define_attr storereg): New.
330 (define_cpu_unit anomaly_05000074): New.
331 (define_insn_reservation dsp32shiftimm): New.
332 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
333 (define_insn_reservation loadp): Cannot use slot2.
334 (define_insn_reservation loadsp): Cannot use slot2.
335 (define_insn_reservation storep): Cannot use slot2. Does not
336 apply when working around 05000074.
337 (define_insn_reservation storep_anomaly_05000074): New.
338 (define_insn_reservation storei): Does not apply when working
340 (define_insn_reservation storei_anomaly_05000074): New.
341 (define_attr length): Add dsp32shiftimm case.
342 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
343 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
344 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
345 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
346 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
348 2009-09-07 Martin Jambor <mjambor@suse.cz>
351 * tree-sra.c (create_artificial_child_access): Return NULL if
352 build_ref_for_offset fails.
353 (propagate_subacesses_accross_link): Allow build_ref_for_offset
354 and create_artificial_child_access to fail.
356 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
359 * unwind-dw2.c (uw_init_context_1): Mark noinline.
360 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
361 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
363 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
365 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
366 block, ensure it has an exit edge. Emit a barrier after a jump.
368 2009-09-07 Nick Clifton <nickc@redhat.com>
370 * gcc.c (this_is_linker_script): New variable. Like
371 this_is_library_file but for the %T constructor.
372 (end_going_arg): If this_is_linker_script is set then locate the
373 script and insert a --script switch before it
374 (do_spec_2): Initialise this_is_linker_script.
375 (do_spec_1): Likewise. Handle %T construct.
376 (eval_spec_function): Preserve this_is_linker_script.
377 * doc/invoke.texi: Document %T construct in spec files.
378 * config/m32c/m32c.h (LIB_SPEC): Use it.
380 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
382 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
383 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
384 when volatile flag is set.
385 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
387 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
390 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
391 (combine_stack_adjustments_for_block): Allow insns between stack
392 adjustments and stores with corresponding pre-(dec|inc)rement or
393 pre-modify operation.
395 2009-09-06 Jakub Jelinek <jakub@redhat.com>
398 * combine-stack-adj.c (struct csa_memlist): Rename to...
399 (struct csa_reflist): ... this. Rename mem field to ref.
400 (free_csa_memlist): Rename to...
401 (free_csa_reflist): ... this.
402 (record_one_stack_memref): Rename to...
403 (record_one_stack_ref): ... this. Handle also REG_P.
404 (try_apply_stack_adjustment): Handle also REG_P.
405 (struct record_stack_memrefs_data): Rename to...
406 (struct record_stack_refs_data): ... this. Rename memlist field to
408 (record_stack_memrefs): Rename to...
409 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
410 subexpressions instead of failing when a MEM contains SP references.
411 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
412 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
414 2009-09-06 Richard Guenther <rguenther@suse.de>
417 * tree.c (build_array_type): Do not record types marked
418 with structural equality in the canonical type hashtable.
420 2009-09-06 Richard Guenther <rguenther@suse.de>
423 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
425 2009-09-05 Richard Guenther <rguenther@suse.de>
428 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
430 2009-09-05 Richard Guenther <rguenther@suse.de>
433 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
435 2009-09-05 Richard Guenther <rguenther@suse.de>
438 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
439 before comparing function argument types.
441 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
444 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
447 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
450 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
452 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
453 locators before emit_insn is called.
455 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
458 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
459 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
460 (reginfo_init): Don't call allocate_reg_info.
462 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
465 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
466 NONDEBUG_INSN_P instead of INSN_P.
468 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
471 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
473 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
476 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
477 pattern of the split.
479 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
481 * toplev.c (process_options): Move setter of flag_var_tracking
482 before other tests that depend on it. Move down setter of
483 flag_rename_registers. Don't enable var-tracking-assignments
484 by default if selective scheduling is enabled. Warn if both
487 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
489 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
490 comment. Use switch statement to catch overlaps between rtx
491 and tree codes. Accept FUNCTION_DECLs in addition to those in...
492 (IS_DECL_CODE): ... here. Remove.
493 (check_value_is_not_decl): Remove.
494 (dv_from_decl, dv_from_value): Check after conversion.
496 2009-09-04 Richard Guenther <rguenther@suse.de>
499 * (cgraph_finalize_compilation_unit): Move finalizing aliases
500 after emitting tunks. Move emitting thunks and ctors from ...
501 (cgraph_optimize): ... here. Remove redundant
502 cgraph_analyze_functions.
503 * varasm.c (find_decl_and_mark_needed): Remove no longer
505 (finish_aliases_1): Adjust check for thunk aliases.
507 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
509 * config/arm/arm.md (ctzsi2): Added braces
510 to avoid warning that broke booststrap.
512 2009-09-04 Martin Jambor <mjambor@suse.cz>
514 PR tree-optimization/41112
515 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
516 handle variable-bounded arrays.
517 (expr_with_var_bounded_array_refs_p): New function.
518 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
520 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
522 * config/s390/2097.md: Removed two incorrect bypasses.
523 (z10_fsimpdf): Fixed latency.
524 (z10_fhex): New insn_reservation.
525 (z10_floaddf): Fixed latency.
526 (z10_floadsf): Fixed latency.
527 (z10_ftrunctf): Fixed latency.
528 (z10_ftruncdf): Fixed latency.
529 * config/s390/s390.c (z10_cost): Fixed values.
530 (s390_adjust_priority): Added z10 path.
531 * config/s390/s390.md (type): Added fhex.
532 (*mov<mode>_64dfp): Updated type attribute.
533 (*mov<mode>_64): Updated type attribute.
534 (*mov<mode>_31): Updated type attribute.
535 (*mov<mode>"): Likewise.
536 * config/s390/2084.md (x_fsimpdf): Updated condition.
538 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
540 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
541 RTXs in the predicate for operand 1.
543 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
545 * config/arm/arm.md (UNSPEC_RBIT): New constant.
547 (ctzsi2): New expand.
548 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
550 2009-09-03 Martin Jambor <mjambor@suse.cz>
552 * tree-sra.c (duplicate_expr_for_different_base): Removed.
553 (create_artificial_child_access): Use build_ref_for_offset instead
554 of duplicate_expr_for_different_base.
555 (propagate_subacesses_accross_link): Likewise.
557 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
559 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
561 (mips16e_collect_argument_saves): Skip debug instructions.
562 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
563 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
564 (r10k_insert_cache_barriers): Likewise.
565 (mips_reorg_process_insns): Likewise.
567 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
570 * ira.c (update_equiv_reg): Remove check on class likely spill.
572 2009-09-03 Jakub Jelinek <jakub@redhat.com>
575 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
576 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
580 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
581 the stack slot if it is passed by invisible reference.
582 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
583 by invisible reference.
585 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
587 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
588 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
589 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
591 * config/bfin/sync.md: New file.
592 * config/bfin/bfin.md: Include it.
593 (UNSPEC_ATOMIC): New.
594 (UNSPEC_ONES): Provide a unique number.
596 From Jie Zhang <jie.zhang@analog.com>:
597 * config/bfin/bfin.c (ret_regs): New.
598 (must_save_fp_p): Don't return true because of frame_pointer_needed.
599 (must_save_rets_p): New.
600 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
601 current_function_is_leaf.
603 (do_unlink): Likewise.
604 (expand_interrupt_handler_prologue): Use ret_regs array.
605 (expand_interrupt_handler_epilogue): Use ret_regs array and
606 pass return register to gen_return_internal.
607 (bfin_expand_epilogue): Pass return register to
609 (bfin_expand_call): Explicitly clobber RETS.
610 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
611 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
612 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
613 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
615 (return_internal): Take a reg rtx rather than the register number.
617 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
619 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
620 when comparing against estimated_loop_iterations_int return.
622 2009-09-03 Richard Guenther <rguenther@suse.de>
624 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
625 eh_personality_libfunc.
627 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
629 * tree-parloops.c (separate_decls_in_region): Add space.
631 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
633 * tree-parloops.c (separate_decls_in_region): Change the condition
634 checking if there are reductions in the loop.
636 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
638 PR tree-optimization/38275
639 * tree-parloops.c (parallelize_loops): Replace profitability condition
640 for expected number of iterations.
642 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
644 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
645 (bootstrap-debug): Explain conditions in which it becomes default.
646 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
649 2009-09-03 Namhyung Kim <namhyung@gmail.com>
651 * doc/invoke.texi (Optimize Options): Move
652 -finline-small-functions to the -O2 list.
654 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
656 * toplev.c (process_options): Enable var-tracking-assignments
657 by default if var-tracking is enabled.
659 2009-09-02 David Daney <ddaney@caviumnetworks.com>
661 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
663 * emit-rtl.c (prev_nonnote_insn_bb): New function.
664 * rtl.h (prev_nonnote_insn_bb): Declare it.
666 2009-09-03 Diego Novillo <dnovillo@google.com>
668 * cgraph.c (cgraph_node_for_decl): New.
669 * cgraph.h (cgraph_node_for_decl): Declare.
670 * tree.c (host_integerp): Return 0 if T is NULL.
672 2009-09-03 Diego Novillo <dnovillo@google.com>
674 * tree.h (struct alias_pair): Move from varasm.c.
675 (alias_pairs): Likewise.
676 (TYPE_MAXVAL): Define.
677 (TYPE_MINVAL): Define.
678 (iterative_hash_host_wide_int): Declare.
679 (remove_unreachable_alias_pairs): Declare.
680 * tree-pass.h (pass_ipa_free_lang_data): Declare.
681 * diagnostic.c (default_diagnostic_starter): Make extern.
682 (default_diagnostic_finalizer): Make extern.
683 * diagnostic.h (default_diagnostic_starter): Declare.
684 (default_diagnostic_finalizer): Declare.
685 (default_tree_printer): Declare.
686 * toplev.c (default_tree_printer): Make extern.
688 2009-09-03 Richard Guenther <rguenther@suse.de>
689 Diego Novillo <dnovillo@google.com>
691 * cgraph.c (cgraph_add_new_function): Remove gimplification.
692 * cgraphunit.c (cgraph_expand_function): Do not emit
693 associated thunks from here.
694 (cgraph_emit_thunks): New.
695 (cgraph_optimize): Call it.
696 Return if any IPA pass finds an error.
697 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
700 2009-09-03 Simon Baldwin <simonb@google.com>
701 Rafael Espindola <espindola@google.com>
702 Richard Guenther <rguenther@suse.de>
703 Doug Kwan <dougkwan@google.com>
704 Diego Novillo <dnovillo@google.com>
706 * tree.c: Include tree-pass.h, langhooks-def.h,
707 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
708 (free_lang_data_in_type): New.
709 (need_assembler_name_p): New.
710 (free_lang_data_in_block): New.
711 (free_lang_data_in_decl): New.
712 (struct free_lang_data_d): New.
713 (add_tree_to_fld_list): New.
714 (find_decls_types_r): New.
715 (get_eh_types_for_runtime): New.
716 (find_decls_types_in_eh_region): New.
717 (find_decls_types_in_node): New.
718 (find_decls_types_in_var): New.
719 (free_lang_data_in_cgraph): New.
720 (free_lang_data): New.
721 (gate_free_lang_data): New.
722 (pass_ipa_free_lang_data): New.
724 2009-09-03 Diego Novillo <dnovillo@google.com>
726 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
727 * langhooks.h (struct lang_hooks): Add field free_lang_data.
728 (lang_hooks): Remove const qualifier.
729 * ipa.c (cgraph_remove_unreachable_nodes): Call
730 remove_unreachable_alias_pairs.
731 * except.c (add_type_for_runtime): Check if TYPE has
732 already been converted.
733 (lookup_type_for_runtime): Likewise.
734 (check_handled): Handle converted types.
735 * varasm.c (remove_unreachable_alias_pairs): New.
736 * gimple.c: Include demangle.h.
737 (gimple_decl_printable_name): New.
738 (gimple_fold_obj_type_ref): New.
739 * gimple.h (gimple_decl_printable_name): Declare.
740 (gimple_fold_obj_type_ref): Declare.
741 * passes.c (init_optimization_passes): Add pass
742 pass_ipa_free_lang_data.
743 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
744 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
746 2009-09-03 Diego Novillo <dnovillo@google.com>
748 * c-lang.c (lang_hooks): Remove const qualifier.
750 2009-09-02 Loren James Rittle <ljrittle@acm.org>
752 * doc/install.texi (*-*-freebsd*): Update target information.
754 2009-09-02 Anatoly Sokolov <aesok@post.ru>
756 * hard-reg-set.h (call_fixed_regs): Remove.
757 * reginfo.c (call_fixed_regs): Remove.
758 (init_reg_sets_1): Remove initialization of call_fixed_regs.
759 (globalize_reg): Don't use call_fixed_regs.
760 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
763 2009-09-01 Michael Matz <matz@suse.de>
765 * expr.h (emit_storent_insn, expand_expr_real_1,
766 expand_expr_real_2): Declare.
767 * expr.c (emit_storent_insn, expand_expr_real_1,
768 expand_expr_real_2): Export.
769 (store_expr): Setting and evaluating dont_return_target is useless.
770 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
771 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
772 * except.c (expand_resx_expr): Rename to ...
773 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
774 * except.h (expand_resx_stmt): Declare.
775 * stmt.c: Add include gimple.h
776 (expand_asm_expr): Rename to ...
777 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
778 (expand_case): Rewrite to take gimple statement.
779 * tree.h (expand_asm_stmt): Declare.
780 (expand_case): Change prototype.
781 * Makefile.in (stmt.o): Depend on gimple.h.
782 * builtins.c (expand_builtin_synchronize): Build gimple asm
783 statement, not an ASM_EXPR.
784 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
785 gimple_to_tree, release_stmt_tree): Remove.
786 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
787 ggc_free, but hold comparison code and operands separately.
788 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
789 (expand_call_stmt, expand_gimple_stmt_1,
790 expand_gimple_stmt): New helpers.
791 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
792 release_stmt_tree. Call expand_gimple_stmt instead.
793 (expand_gimple_basic_block): Ditto.
795 * calls.c (emit_call_1): Don't look at EH regions here, make
796 fntree parameter useless.
797 (expand_call): New local rettype for TREE_TYPE(exp), use it
798 throughout. Remove local p, use addr instead.
799 Don't look at EH regions here.
801 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
803 * doc/invoke.texi (-fsched-pressure): Document it.
804 (-fsched-reg-pressure-heuristic): Remove it.
806 * reload.c (ira.h): Include.
807 (find_reloads): Add choosing reload on number of small spilled
810 * haifa-sched.c (ira.h): Include.
811 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
812 saved_reg_pressure, curr_reg_live, saved_reg_live,
813 region_ref_regs): New variables.
814 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
815 initiate_reg_pressure_info, setup_ref_regs,
816 initiate_bb_reg_pressure_info, save_reg_pressure,
817 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
819 (setup_insn_reg_pressure_info): New function.
820 (rank_for_schedule): Add pressure checking and insn issue time.
821 Remove comparison of insn reg weights.
822 (ready_sort): Set insn reg pressure info.
823 (update_register_pressure, setup_insn_max_reg_pressure,
824 update_reg_and_insn_max_reg_pressure,
825 sched_setup_bb_reg_pressure_info): New functions.
826 (schedule_insn): Add code for printing and updating reg pressure info.
827 (find_set_reg_weight, find_insn_reg_weight): Remove.
828 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
829 (debug_ready_list): Print reg pressure info.
830 (schedule_block): Ditto. Check insn issue time.
831 (sched_init): Set up sched_pressure_p. Allocate and set up some
832 reg pressure related info.
833 (sched_finish): Free some reg pressure related info.
834 (fix_tick_ready): Make insn always ready if pressure_p.
835 (init_h_i_d): Don't call find_insn_reg_weight.
836 (haifa_finish_h_i_d): Free insn reg pressure info.
838 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
839 ira_memory_move_cost, ira_class_hard_regs,
840 ira_class_hard_regs_num, ira_no_alloc_regs,
841 ira_available_class_regs, ira_reg_class_cover_size,
842 ira_reg_class_cover, ira_class_translate): Move to ira.h.
844 * ira-lives.c (single_reg_class): Check mode to find how many
845 registers are necessary for operand.
846 (ira_implicitly_set_insn_hard_regs): New.
848 * common.opt (fsched-pressure): New options.
849 (fsched-reg-pressure-heuristic): Remove.
851 * ira.c (setup_eliminable_regset): Rename to
852 ira_setup_eliminable_regset. Make it external.
853 (expand_reg_info): Pass cover class to setup_reg_classes.
854 (ira): Call resize_reg_info instead of allocate_reg_info.
856 * sched-deps.c: Include ira.h.
857 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
858 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
859 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
860 mark_insn_hard_regno_birth, mark_insn_reg_birth,
861 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
862 mark_insn_reg_store, mark_insn_reg_clobber,
863 setup_insn_reg_pressure_info): New.
864 (sched_analyze_1): Update implicit_reg_pending_uses.
865 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
866 Use them to create dependencies. Set insn reg uses and pressure
867 info. Process reg_pending_uses in one place.
868 (free_deps): Free implicit sets.
869 (remove_from_deps): Remove implicit sets if necessary. Check
870 implicit sets when clearing reg_last_in_use.
871 (init_deps_global): Clear implicit_reg_pending_clobbers and
872 implicit_reg_pending_uses.
874 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
875 ira_memory_move_cost, ira_class_hard_regs,
876 ira_class_hard_regs_num, ira_no_alloc_regs,
877 ira_available_class_regs, ira_reg_class_cover_size,
878 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
879 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
880 ira_implicitly_set_insn_hard_regs): New prototypes.
882 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
883 cost_elements_num): New variables.
884 (allocno_costs, total_costs): Rename to costs and
886 (COSTS_OF_ALLOCNO): Rename to COSTS.
887 (allocno_pref): Rename to pref.
888 (allocno_pref_buffer): Rename to pref_buffer.
889 (common_classes): Rename to regno_cover_class.
891 (record_reg_classes): Set allocno attributes only if allocno_p.
892 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
893 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
894 and COSTS_OF_ALLOCNO.
895 (print_costs): Rename to print_allocno_costs.
896 (print_pseudo_costs): New.
897 (process_bb_node_for_costs): Split into 2 functions with new
898 function process_bb_for_costs. Pass BB to process_bb_for_costs.
899 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
900 new parameter dump_file. Use cost_elements_num instead of
901 ira_allocnos_num. Make one iteration if preferred classes were
902 already calculated for scheduler. Make 2 versions of code
903 depending on allocno_p.
904 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
905 regno_cover_class and COSTS instead of common_classes and
907 (init_costs, finish_costs): New.
908 (ira_costs): Set up allocno_p and cost_elements_num. Call
909 init_costs and finish_costs.
910 (ira_set_pseudo_classes): New.
912 * rtl.h (allocate_reg_info): Remove.
913 (resize_reg_info): Change return type.
914 (reg_cover_class): New.
915 (setup_reg_classes): Add new parameter.
917 * sched-int.h (struct deps_reg): New member implicit_sets.
918 (sched_pressure_p, sched_regno_cover_class): New external definitions.
919 (INCREASE_BITS): New macro.
920 (struct reg_pressure_data, struct reg_use_data): New.
921 (struct _haifa_insn_data): Remove reg_weight. Add members
922 reg_pressure, reg_use_list, reg_set_list, and
923 reg_pressure_excess_cost_change.
924 (struct deps): New member implicit_sets.
925 (pressure_p): New variable.
926 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
927 (struct reg_pressure_data, struct reg_use_data): New.
928 (INSN_REG_WEIGHT): Remove.
929 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
930 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
931 (sched_init_region_reg_pressure_info,
932 sched_setup_bb_reg_pressure_info): New prototypes.
934 * reginfo.c (struct reg_pref): New member coverclass.
935 (reg_cover_class): New function.
936 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
937 (reg_info_size): New variable.
938 (allocate_reg_info): Make static. Setup reg_info_size.
939 (resize_reg_info): Use reg_info_size. Return flag of resizing.
940 (setup_reg_classes): Add a new parameter. Setup cover class too.
942 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
945 * sched-rgn.c (deps_join): Set up implicit_sets.
946 (schedule_region): Set up region and basic blocks pressure
949 * passes.c (init_optimization_passes): Move
950 pass_subregs_of_mode_init before pass_sched.
952 2009-09-02 Martin Jambor <mjambor@suse.cz>
954 * tree-sra.c (struct access): New field grp_hint.
955 (dump_access): Dump grp_hint.
956 (sort_and_splice_var_accesses): Set grp_hint if a group is read
958 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
959 those which have been specifically read and somehow written to.
960 (propagate_subacesses_accross_link): Set grp_hint of right child and
961 also possibly of the left child.
963 2009-09-02 Jakub Jelinek <jakub@redhat.com>
965 * tree-object-size.c (addr_object_size): Always use object_size_type
966 0 or 2 when determining the pointer pointed object size.
968 2009-09-02 Richard Guenther <rguenther@suse.de>
971 2009-08-31 Richard Guenther <rguenther@suse.de>
973 * builtins.c (fold_builtin_memory_op): Use the alias oracle
974 to query if the memory regions for memmove overlap.
975 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
976 asserts on pointers, instead deal with odd trees.
977 (ptr_derefs_may_alias_p): Likewise.
978 (refs_may_alias_p_1): Constructor bases also never alias.
980 2009-08-01 Christian Bruel <christian.bruel@st.com>
983 2009-07-31 Christian Bruel <christian.bruel@st.com>
984 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
986 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
988 * doc/invoke.texi (-fvar-tracking-assignments): New.
989 (-fvar-tracking-assignments-toggle): New.
990 (-fdump-final-insns=file): Mark filename as optional.
991 (--param min-nondebug-insn-uid): New.
992 (-gdwarf-@{version}): Mention version 4.
993 * opts.c (common_handle_option): Accept it.
994 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
995 * regrename.c (regrename_optimize): Drop last. Don't count debug
996 insns as uses. Don't reject change because of debug insn.
997 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
998 from the chain starter, and check for inexact matches in DEBUG_INSNS.
999 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1000 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1001 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1002 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1003 * doc/gimple.texi (is_gimple_debug): New.
1004 (gimple_debug_bind_p): New.
1005 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1006 * doc/install.texi (bootstrap-debug): More details.
1007 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1008 (bootstrap-debug-lib): More details.
1009 (bootstrap-debug-ckovw): Update.
1010 (bootstrap-time): New.
1011 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1012 (insert_phi_nodes_for): Insert debug stmts.
1013 (rewrite_stmt): Take iterator. Insert debug stmts.
1014 (rewrite_enter_block): Adjust.
1015 (maybe_replace_use_in_debug_stmt): New.
1016 (rewrite_update_stmt): Use it.
1017 (mark_use_interesting): Return early for debug stmts.
1018 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1019 stmts before replacing stmt.
1020 (move_computations_stmt): Likewise.
1021 * ira-conflicts.c (add_copies): Skip debug insns.
1022 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1023 (regstat_bb_compute_ri): Skip debug insns.
1024 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1025 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1026 check_loop_closed_ssa_stmt): Skip debug stmts.
1027 * tree-tailcall.c (find_tail_calls): Likewise.
1028 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1029 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1030 (build_var_debug_value_stat): Declare.
1031 (build_var_debug_value): Define.
1032 (target_for_debug_bind): Declare.
1033 * reload.c (find_equiv_reg): Skip debug insns.
1034 * rtlanal.c (reg_used_between_p): Skip debug insns.
1035 (side_effects_p): Likewise.
1036 (canonicalize_condition): Likewise.
1037 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1038 insns never depend on debug insns.
1039 (create_ddg_dep_no_link): Likewise.
1040 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1041 Don't add inter-loop dependencies for debug insns.
1042 (build_intra_loop_deps): Likewise.
1043 (create_ddg): Count debug insns.
1044 * ddg.h (struct ddg::num_debug): New.
1045 (num_backargs): Pair up with previous int field.
1046 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1047 -fcompare-debug-second.
1048 * final.c (get_attr_length_1): Skip debug insns.
1049 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1050 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1051 (driver_self_specs): Map -fdump-final-insns to
1052 -fdump-final-insns=..
1053 (get_local_tick): New.
1054 (compare_debug_dump_opt_spec_function): Test for . argument and
1055 compute output name. Compute temp output spec without flag name.
1056 Compute -frandom-seed.
1057 (OPT): Undef after use.
1058 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1059 (average_num_loop_insns): Likewise.
1060 * params.h (MIN_NONDEBUG_INSN_UID): New.
1061 * gimple.def (GIMPLE_DEBUG): New.
1062 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1063 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1064 (merge_in_block): Fix whitespace.
1065 * toplev.c (flag_var_tracking): Update comment.
1066 (flag_var_tracking_assignments): New.
1067 (flag_var_tracking_assignments_toggle): New.
1068 (process_options): Don't open final insns dump file if we're not
1069 going to write to it. Compute defaults for var_tracking.
1070 * df-scan.c (df_insn_rescan_debug_internal): New.
1071 (df_uses_record): Handle debug insns.
1072 * haifa-sched.c (ready): Initialize n_debug.
1073 (contributes_to_priority): Skip debug insns.
1074 (dep_list_size): New.
1076 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1077 they're ready. Disregard previous debug insns to make decisions.
1078 (queue_insn): Never queue debug insns.
1079 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1080 (schedule_insn): Don't reject debug insns because of issue rate.
1081 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1082 (queue_to_ready): Skip and discount debug insns.
1083 (choose_ready): Let debug insns through.
1084 (schedule_block): Check boundary debug insns. Discount debug
1085 insns, schedule them early. Adjust whitespace.
1086 (set_priorities): Check for boundary debug insns.
1087 (add_jump_dependencies): Use dep_list_size.
1088 (prev_non_location_insn): New.
1089 (check_cfg): Use it.
1090 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1092 (remove_unused_ivs): Reset debug stmts.
1093 * modulo-sched.c (const_iteration_count): Skip debug insns.
1094 (res_MII): Discount debug insns.
1095 (loop_single_full_bb_p): Skip debug insns.
1096 (sms_schedule): Likewise.
1097 (sms_schedule_by_order): Likewise.
1098 (ps_has_conflicts): Likewise.
1099 * caller-save.c (refmarker_fn): New.
1100 (save_call_clobbered_regs): Replace regs with saved mem in
1102 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1103 Call refmarker_fn mark for hardregnos.
1104 (mark_reg_as_referenced): New.
1105 (replace_reg_with_saved_mem): New.
1106 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1107 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1109 (cse_extended_basic_block): Skip debug insns.
1110 (count_reg_usage): Likewise.
1111 (is_dead_reg): New, split out of...
1112 (set_live_p): ... here.
1113 (insn_live_p): Use it for debug insns.
1114 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
1115 (execute_optimize_stdarg): Likewise.
1116 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1117 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
1118 changes in debug stmts as changes.
1119 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
1120 (moveup_expr): Don't move across debug insns. Don't move
1121 debug insn if it would create a bookkeeping block.
1122 (moveup_expr_cached): Don't use cache for debug insns that
1123 are heads of blocks.
1124 (compute_av_set_inside_bb): Skip debug insns.
1125 (sel_rank_for_schedule): Schedule debug insns first. Remove
1127 (block_valid_for_bookkeeping_p); Support lax searches.
1128 (create_block_for_bookkeeping): Adjust block numbers when
1129 encountering debug-only blocks.
1130 (find_place_for_bookkeeping): Deal with debug-only blocks.
1131 (generate_bookkeeping_insn): Accept no place to insert.
1132 (remove_temp_moveop_nops): New argument full_tidying.
1133 (prepare_place_to_insert): Deal with debug insns.
1134 (advance_state_on_fence): Debug insns don't start cycles.
1135 (update_boundaries): Take fence as argument. Deal with
1137 (schedule_expr_on_boundary): No full_tidying on debug insns.
1138 (fill_insns): Deal with debug insns.
1139 (track_scheduled_insns_and_blocks): Don't count debug insns.
1140 (need_nop_to_preserve_insn_bb): New, split out of...
1141 (remove_insn_from_stream): ... this.
1142 (fur_orig_expr_not_found): Skip debug insns.
1143 * rtl.def (VALUE): Move up.
1145 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
1146 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1147 Set it if debug stmts are found.
1148 (statement_sink_location): Skip debug stmts. Propagate
1149 moving defs into debug stmts.
1150 * ifcvt.c (first_active_insn): Skip debug insns.
1151 (last_active_insns): Likewise.
1152 (cond_exec_process_insns): Likewise.
1153 (noce_process_if_block): Likewise.
1154 (check_cond_move_block): Likewise.
1155 (cond_move_convert_if_block): Likewise.
1156 (block_jumps_and_fallthru_p): Likewise.
1157 (dead_or_predicable): Likewise.
1158 * dwarf2out.c (debug_str_hash_forced): New.
1159 (find_AT_string): Add comment.
1160 (gen_label_for_indirect_string): New.
1161 (get_debug_string_label): New.
1162 (AT_string_form): Use it.
1163 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1164 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1165 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1166 several operations that cannot be represented with DWARF opcodes.
1167 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1168 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1169 (dwarf2out_var_location): Take during-call mark into account.
1170 (output_indirect_string): Update comment. Output if there are
1171 label and references.
1172 (prune_indirect_string): New.
1173 (prune_unused_types): Call it if debug_str_hash_forced.
1174 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1175 (dw_long_long_const): Remove.
1176 (struct dw_val_struct): Change val_long_long type to rtx.
1177 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1178 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1179 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1180 component instead of HOST_BITS_PER_LONG.
1181 (output_loc_operands): Likewise. For const8* assert
1182 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1183 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1184 rather than HOST_BITS_PER_LONG is >= 64.
1185 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1187 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1188 HOST_BITS_PER_LONG for dw_val_class_long_long.
1189 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1190 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1191 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1193 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1194 Handle DW_OP_implicit_value.
1195 (extract_int): Move prototype earlier.
1196 (mem_loc_descriptor): For SUBREG punt if inner
1197 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1198 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1199 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1200 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1201 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1202 instead of Pmode size.
1203 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1204 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1205 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1206 (concat_loc_descriptor, concatn_loc_descriptor,
1207 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1208 (add_location_or_const_value_attribute): Likewise. For single
1209 location loc_lists attempt to use add_const_value_attribute
1210 for constant decls. Add DW_AT_const_value even if
1211 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1213 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1214 (control_flow_insn_p): Likewise.
1215 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
1216 (separate_decls_in_region_debug_bind): New.
1217 (separate_decls_in_region): Process debug bind stmts afterwards.
1218 * recog.c (verify_changes): Handle debug insns.
1219 (extract_insn): Likewise.
1220 (peephole2_optimize): Skip debug insns.
1221 * dse.c (scan_insn): Skip debug insns.
1222 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1224 (setup_id_for_insn): Handle debug insns.
1225 (maybe_tidy_empty_bb): Adjust whitespace.
1226 (tidy_control_flow): Skip debug insns.
1227 (sel_remove_insn): Adjust for debug insns.
1228 (sel_estimate_number_of_insns): Skip debug insns.
1229 (create_insn_rtx_from_pattern): Handle debug insns.
1230 (create_copy_of_insn_rtx): Likewise.
1231 * sel-sched-.h (sel_bb_end): Declare.
1232 (sel_bb_empty_or_nop_p): New.
1233 (get_all_loop_exits): Use it.
1234 (_eligible_successor_edge_p): Likewise.
1235 (return_nop_to_pool): Adjust.
1236 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1237 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1238 * gimple-pretty-print.c (dump_gimple_debug): New.
1239 (dump_gimple_stmt): Use it.
1240 (dump_bb_header): Skip gimple debug stmts.
1241 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1242 (fixup_match_2): Likewise.
1243 (regmove_backward_pass): Likewise. Simplify combined
1244 replacement. Handle debug insns.
1245 * function.c (instantiate_virtual_regs): Handle debug insns.
1246 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1247 * print-rtl.h: Include cselib.h.
1248 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
1249 * df.h (df_inns_rescan_debug_internal): Declare.
1250 * gcse.c (alloc_hash_table): Estimate n_insns.
1251 (cprop_insn): Don't regard debug insns as changes.
1252 (bypass_conditional_jumps): Skip debug insns.
1253 (one_pre_gcse_pass): Adjust.
1254 (one_code_hoisting_pass): Likewise.
1255 (compute_ld_motion_mems): Skip debug insns.
1256 (one_cprop_pass): Adjust.
1257 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1258 (if_convertible_stmt_p): Handle debug stmts.
1259 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1260 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1261 * ira-build.c (create_bb_allocnos): Skip debug insns.
1262 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1263 (has_single_use): Likewise.
1264 (single_imm_use): Likewise.
1265 (num_imm_uses): Likewise.
1266 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1267 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1268 (create_outofssa_var_map): Likewise.
1269 * lower-subreg.c (adjust_decomposed_uses): New.
1270 (resolve_debug): New.
1271 (decompose_multiword_subregs): Use it.
1272 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1273 * emit-rtl.c: Include params.h.
1274 (cur_debug_insn_uid): Define.
1275 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1276 (copy_rtx_if_shared_1): Handle debug insns.
1277 (reset_used_flags): Likewise.
1278 (set_used_flags): LIkewise.
1279 (get_max_insn_count): New.
1280 (next_nondebug_insn): New.
1281 (prev_nondebug_insn): New.
1282 (make_debug_insn_raw): New.
1283 (emit_insn_before_noloc): Handle debug insns.
1284 (emit_jump_insn_before_noloc): Likewise.
1285 (emit_call_insn_before_noloc): Likewise.
1286 (emit_debug_insn_before_noloc): New.
1287 (emit_insn_after_noloc): Handle debug insns.
1288 (emit_jump_insn_after_noloc): Likewise.
1289 (emit_call_insn_after_noloc): Likewise.
1290 (emit_debug_insn_after_noloc): Likewise.
1291 (emit_insn_after): Take loc from earlier non-debug insn.
1292 (emit_jump_insn_after): Likewise.
1293 (emit_call_insn_after): Likewise.
1294 (emit_debug_insn_after_setloc): New.
1295 (emit_debug_insn_after): New.
1296 (emit_insn_before): Take loc from later non-debug insn.
1297 (emit_jump_insn_before): Likewise.
1298 (emit_call_insn_before): Likewise.
1299 (emit_debug_insn_before_setloc): New.
1300 (emit_debug_insn_before): New.
1301 (emit_insn): Handle debug insns.
1302 (emit_debug_insn): New.
1303 (emit_jump_insn): Handle debug insns.
1304 (emit_call_insn): Likewise.
1306 (init_emit): Take min-nondebug-insn-uid into account.
1307 Initialize cur_debug_insn_uid.
1308 (emit_copy_of_insn_after): Handle debug insns.
1309 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1310 location of single rhs in place.
1311 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1312 (floor_sdiv_adjust): New.
1313 (cell_sdiv_adjust): New.
1314 (cell_udiv_adjust): New.
1315 (round_sdiv_adjust): New.
1316 (round_udiv_adjust): New.
1317 (wrap_constant): Moved from cselib.
1318 (unwrap_constant): New.
1319 (expand_debug_expr): New.
1320 (expand_debug_locations): New.
1321 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1323 (gimple_expand_cfg): Expand debug locations.
1324 * cselib.c: Include tree-pass.h.
1325 (struct expand_value_data): New.
1326 (cselib_record_sets_hook): New.
1327 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1328 (cselib_clear_table): Move, and implemnet in terms of...
1329 (cselib_reset_table_with_next_value): ... this.
1330 (cselib_get_next_unknown_value): New.
1331 (discard_useless_locs): Don't discard preserved values.
1332 (cselib_preserve_value): New.
1333 (cselib_preserved_value_p): New.
1334 (cselib_preserve_definitely): New.
1335 (cselib_clear_preserve): New.
1336 (cselib_preserve_only_values): New.
1337 (new_cselib_val): Take rtx argument. Dump it in details.
1338 (cselib_lookup_mem): Adjust.
1339 (expand_loc): Take regs_active in struct. Adjust. Silence
1340 dumps unless details are requested.
1341 (cselib_expand_value_rtx_cb): New.
1342 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1343 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1344 without details. Copy more subregs. Try to resolve values
1345 using a callback. Wrap constants.
1346 (cselib_subst_to_values): Adjust.
1347 (cselib_log_lookup): New.
1348 (cselib_lookup): Call it.
1349 (cselib_invalidate_regno): Don't count preserved values as useless.
1350 (cselib_invalidate_mem): Likewise.
1351 (cselib_record_set): Likewise.
1352 (struct set): Renamed to cselib_set, moved to cselib.h.
1353 (cselib_record_sets): Adjust. Call hook.
1354 (cselib_process_insn): Reset table when it would be cleared.
1355 (dump_cselib_val): New.
1356 (dump_cselib_table): New.
1357 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1358 (remove_forwarder_block): Support moving debug stmts.
1359 * cselib.h (cselib_record_sets_hook): Declare.
1360 (cselib_expand_callback): New type.
1361 (cselib_expand_value_rtx_cb): Declare.
1362 (cselib_reset_table_with_next_value): Declare.
1363 (cselib_get_next_unknown_value): Declare.
1364 (cselib_preserve_value): Declare.
1365 (cselib_preserved_value_p): Declare.
1366 (cselib_preserve_only_values): Declare.
1367 (dump_cselib_table): Declare.
1368 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1369 (try_crossjump_to_edge): Likewise.
1370 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1371 dominated blocks when debug stmts are present.
1372 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1373 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1374 (set_var_live_on_entry): Likewise.
1375 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1376 * cfglayout.c (curr_location, last_location): Make static.
1377 (set_curr_insn_source_location): Don't avoid bouncing.
1378 (get_curr_insn_source_location): New.
1379 (get_curr_insn_block): New.
1380 (duplicate_insn_chain): Handle debug insns.
1381 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1383 * common.opt (fcompare-debug): Move to sort order.
1384 (fdump-unnumbered-links): Likewise.
1385 (fvar-tracking-assignments): New.
1386 (fvar-tracking-assignments-toggle): New.
1387 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1388 because of debug stmts.
1389 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1390 (eliminate_unnecessary_stmts): Walk dominated blocks before
1392 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1393 * ira.c (memref_used_between_p): Skip debug insns.
1394 (update_equiv_regs): Likewise.
1395 * sched-deps.c (sd_lists_size): Accept empty list.
1396 (sd_init_insn): Mark debug insns.
1397 (sd_finish_insn): Unmark them.
1398 (sd_add_dep): Reject non-debug deps on debug insns.
1399 (fixup_sched_groups): Give debug insns group treatment.
1401 (sched_analyze_reg): Don't mark debug insns for sched before call.
1402 (sched_analyze_2): Handle debug insns.
1403 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1405 (deps_analyze_insn): Handle debug insns.
1406 (deps_start_bb): Skip debug insns.
1407 (init_deps): Initialize last_debug_insn.
1408 * tree-ssa.c (target_for_debug_bind): New.
1409 (find_released_ssa_name): New.
1410 (propagate_var_def_into_debug_stmts): New.
1411 (propagate_defs_into_debug_stmts): New.
1412 (verify_ssa): Skip debug bind stmts without values.
1413 (warn_uninialized_vars): Skip debug stmts.
1414 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1415 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1416 (rtx_equal_p): Likewise.
1417 * ira-costs.c (scan_one_insn): Skip debug insns.
1418 (process_bb_node_for_hard_reg_moves): Likewise.
1419 * rtl.h (DEBUG_INSN_P): New.
1420 (NONDEBUG_INSN_P): New.
1421 (MAY_HAVE_DEBUG_INSNS): New.
1422 (INSN_P): Accept debug insns.
1423 (RTX_FRAME_RELATED_P): Likewise.
1424 (INSN_DELETED_P): Likewise
1425 (PAT_VAR_LOCATION_DECL): New.
1426 (PAT_VAR_LOCATION_LOC): New.
1427 (PAT_VAR_OCATION_STATUS): New.
1428 (NOTE_VAR_LOCATION_DECL): Reimplement.
1429 (NOTE_VAR_LOCATION_LOC): Likewise.
1430 (NOTE_VAR_LOCATION_STATUS): Likewise.
1431 (INSN_VAR_LOCATION): New.
1432 (INSN_VAR_LOCATION_DECL): New.
1433 (INSN_VAR_LOCATION_LOC): New.
1434 (INSN_VAR_LOCATION_STATUS): New.
1435 (gen_rtx_UNKNOWN_VAR_LOC): New.
1436 (VAR_LOC_UNKNOWN_P): New.
1437 (NOTE_DURING_CALL_P): New.
1438 (SCHED_GROUP_P): Accept debug insns.
1439 (emit_debug_insn_before): Declare.
1440 (emit_debug_insn_before_noloc): Declare.
1441 (emit_debug_insn_beore_setloc): Declare.
1442 (emit_debug_insn_after): Declare.
1443 (emit_debug_insn_after_noloc): Declare.
1444 (emit_debug_insn_after_setloc): Declare.
1445 (emit_debug_insn): Declare.
1446 (make_debug_insn_raw): Declare.
1447 (prev_nondebug_insn): Declare.
1448 (next_nondebug_insn): Declare.
1449 (delegitimize_mem_from_attrs): Declare.
1450 (get_max_insn_count): Declare.
1451 (wrap_constant): Declare.
1452 (unwrap_constant): Declare.
1453 (get_curr_insn_source_location): Declare.
1454 (get_curr_insn_block): Declare.
1455 * tree-inline.c (insert_debug_decl_map): New.
1456 (processing_debug_stmt): New.
1457 (remap_decl): Don't create new mappings in debug stmts.
1458 (remap_gimple_op_r): Don't add references in debug stmts.
1459 (copy_tree_body_r): Likewise.
1460 (remap_gimple_stmt): Handle debug bind stmts.
1461 (copy_bb): Skip debug stmts.
1462 (copy_edges_for_bb): Likewise.
1463 (copy_debug_stmt): New.
1464 (copy_debug_stmts): New.
1465 (copy_body): Copy debug stmts at the end.
1466 (insert_init_debug_bind): New.
1467 (insert_init_stmt): Take id. Skip and emit debug stmts.
1468 (setup_one_parameter): Remap variable earlier, register debug mapping.
1469 (estimate_num_insns): Skip debug stmts.
1470 (expand_call_inline): Preserve debug_map.
1471 (optimize_inline_calls): Check for no debug_stmts left-overs.
1472 (unsave_expr_now): Preserve debug_map.
1473 (copy_gimple_seq_and_replace_locals): Likewise.
1474 (tree_function_versioning): Check for no debug_stmts left-overs.
1475 Init and destroy debug_map as needed. Split edges unconditionally.
1476 (build_duplicate_type): Init and destroy debug_map as needed.
1477 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1478 (struct copy_body_data): Add debug_stmts and debug_map.
1479 * sched-int.h (struct ready_list): Add n_debug.
1480 (struct deps): Add last_debug_insn.
1481 (DEBUG_INSN_SCHED_P): New.
1482 (BOUNDARY_DEBUG_INSN_P): New.
1483 (SCHEDULE_DEBUG_INSN_P): New.
1484 (sd_iterator_cond): Accept empty list.
1485 * combine.c (create_log_links): Skip debug insns.
1486 (combine_instructions): Likewise.
1487 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1488 return value is always unshared.
1489 (struct rtx_subst_pair): New.
1490 (auto_adjust_pair): New.
1491 (propagate_for_debug_subst): New.
1492 (propagate_for_debug): New.
1493 (try_combine): Skip debug insns. Propagate removed defs into
1495 (next_nonnote_nondebug_insn): New.
1496 (distribute_notes): Use it. Skip debug insns.
1497 (distribute_links): Skip debug insns.
1498 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1499 * resource.c (mark_target_live_regs): Likewise.
1500 * var-tracking.c: Include cselib.h and target.h.
1501 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1503 (micro_operation_type_name): New.
1504 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1505 (struct micro_operation_def): Update comments.
1506 (decl_or_value): New type. Use instead of decls.
1507 (struct emit_note_data_def): Add vars.
1508 (struct attrs_def): Use decl_or_value.
1509 (struct variable_tracking_info_def): Add permp, flooded.
1510 (struct location_chain_def): Update comment.
1511 (struct variable_part_def): Use decl_or_value.
1512 (struct variable_def): Make var_part a variable length array.
1514 (scratch_regs): New.
1515 (cselib_hook_called): New.
1516 (dv_is_decl_p): New.
1517 (dv_is_value_p): New.
1520 (dv_as_opaque): New.
1521 (dv_onepart_p): New.
1523 (IS_DECL_CODE): New.
1524 (check_value_is_not_decl): New.
1525 (dv_from_decl): New.
1526 (dv_from_value): New.
1527 (dv_htab_hash): New.
1528 (variable_htab_hash): Use it.
1529 (variable_htab_eq): Support values.
1530 (variable_htab_free): Free from the right pool.
1531 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1532 (attrs_list_union): Adjust.
1533 (attrs_list_mpdv_union): New.
1534 (tie_break_pointers): New.
1535 (canon_value_cmp): New.
1536 (unshare_variable): Return possibly-modified slot.
1537 (vars_copy_1): Adjust.
1538 (var_reg_decl_set): Adjust. Split out of...
1539 (var_reg_set): ... this.
1540 (get_init_value): Adjust.
1541 (var_reg_delete_and_set): Adjust.
1542 (var_reg_delete): Adjust.
1543 (var_regno_delete): Adjust.
1544 (var_mem_decl_set): Split out of...
1545 (var_mem_set): ... this.
1546 (var_mem_delete_and_set): Adjust.
1547 (var_mem_delete): Adjust.
1551 (variable_union): Adjust. Speed up merge of 1-part vars.
1552 (variable_canonicalize): Use unshared slot.
1553 (VALUED_RECURSED_INTO): New.
1554 (find_loc_in_1pdv): New.
1555 (struct dfset_merge): New.
1556 (insert_into_intersection): New.
1557 (intersect_loc_chains): New.
1559 (canonicalize_loc_order_check): New.
1560 (canonicalize_values_mark): New.
1561 (canonicalize_values_star): New.
1562 (variable_merge_over_cur): New.
1563 (variable_merge_over_src): New.
1564 (dataflow_set_merge): New.
1565 (dataflow_set_equiv_regs): New.
1566 (remove_duplicate_values): New.
1567 (struct dfset_post_merge): New.
1568 (variable_post_merge_new_vals): New.
1569 (variable_post_merge_perm_vals): New.
1570 (dataflow_post_merge_adjust): New.
1571 (find_mem_expr_in_1pdv): New.
1572 (dataflow_set_preserve_mem_locs): New.
1573 (dataflow_set_remove_mem_locs): New.
1574 (dataflow_set_clear_at_call): New.
1575 (onepart_variable_different_p): New.
1576 (variable_different_p): Use it.
1577 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
1578 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1580 (track_loc_p): Pass it true.
1581 (struct count_use_info): New.
1582 (find_use_val): New.
1583 (replace_expr_with_values): New.
1585 (use_type): New, partially split out of...
1586 (count_uses): ... this. Count new micro-ops.
1587 (count_uses_1): Adjust.
1588 (count_stores): Adjust.
1589 (count_with_sets): New.
1590 (VAL_NEEDS_RESOLUTION): New.
1591 (VAL_HOLDS_TRACK_EXPR): New.
1592 (VAL_EXPR_IS_COPIED): New.
1593 (VAL_EXPR_IS_CLOBBERED): New.
1594 (add_uses): Adjust. Generate new micro-ops.
1595 (add_uses_1): Adjust.
1596 (add_stores): Generate new micro-ops.
1597 (add_with_sets): New.
1598 (find_src_status): Adjust.
1599 (find_src_set_src): Adjust.
1600 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1601 Handle new micro-ops. Canonicalize value equivalances.
1602 (vt_find_locations): Compute total size of hash tables for
1603 dumping. Perform merge for var-tracking-assignments. Don't
1604 disregard single-block loops.
1605 (dump_attrs_list): Handle decl_or_value.
1606 (dump_variable): Take variable. Deal with decl_or_value.
1607 (dump_variable_slot): New.
1608 (dump_vars): Use it.
1609 (dump_dataflow_sets): Adjust.
1610 (set_slot_part): New, extended to support one-part variables
1611 after splitting out of...
1612 (set_variable_part): ... this.
1613 (clobber_slot_part): New, split out of...
1614 (clobber_variable_part): ... this.
1615 (delete_slot_part): New, split out of...
1616 (delete_variable_part): .... this.
1617 (check_wrap_constant): New.
1618 (vt_expand_loc_callback): New.
1619 (vt_expand_loc): New.
1620 (emit_note_insn_var_location): Adjust. Handle values. Handle
1621 EMIT_NOTE_AFTER_CALL_INSN.
1622 (emit_notes_for_differences_1): Adjust. Handle values.
1623 (emit_notes_for_differences_2): Likewise.
1624 (emit_notes_for_differences): Adjust.
1625 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
1626 Adjust. Handle new micro-ops.
1627 (vt_add_function_parameters): Adjust. Create and bind values.
1628 (vt_initialize): Adjust. Initialize scratch_regs and
1629 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1630 operations. Move some code to count_with_sets and add_with_sets.
1631 (delete_debug_insns): New.
1632 (vt_debug_insns_local): New.
1633 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1635 (var_tracking_main): If var-tracking-assignments is enabled
1636 but var-tracking isn't, delete debug insns and leave. Likewise
1637 if we exceed limits or fail the stack adjustments tests, and
1638 after all var-tracking processing.
1639 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1640 (dataflow_set): Add traversed_vars.
1641 (value_chain, const_value_chain): New typedefs.
1642 (value_chain_pool, value_chains): New variables.
1643 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1644 add_value_chains, add_cselib_value_chains, remove_value_chain,
1645 remove_value_chains, remove_cselib_value_chains): New functions.
1646 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1647 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1649 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1650 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1651 (dst_can_be_shared): New variable.
1652 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1653 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1654 different from set->vars, look up slot again instead of using the
1656 (dataflow_set_init): Initialize traversed_vars.
1657 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1658 lookup if set->vars is shared. Don't keep slot cleared before
1659 calling unshare_variable. Unshare set->vars if needed. Adjust
1660 unshare_variable callers. Clear dst_can_be_shared if needed.
1661 Even ->refcount == 1 vars must be unshared if set->vars is shared
1662 and var needs to be modified.
1663 (dataflow_set_union): Set traversed_vars during canonicalization.
1664 (VALUE_CHANGED, DECL_CHANGED): Define.
1665 (set_dv_changed, dv_changed_p): New static inlines.
1666 (track_expr_p): Clear DECL_CHANGED.
1667 (dump_dataflow_sets): Set it.
1668 (variable_was_changed): Call set_dv_changed.
1669 (emit_note_insn_var_location): Likewise.
1670 (changed_variables_stack): New variable.
1671 (check_changed_vars_1, check_changed_vars_2): New functions.
1672 (emit_notes_for_changes): Do nothing if changed_variables is
1673 empty. Traverse changed_variables with check_changed_vars_1,
1674 call check_changed_vars_2 on each changed_variables_stack entry.
1675 (emit_notes_in_bb): Add SET argument. Just clear it at the
1676 beginning, use it instead of local &set, don't destroy it at the end.
1677 (vt_emit_notes): Call dataflow_set_clear early on all
1678 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1679 computed set, dataflow_set_clear also VTI(bb)->in when we are
1680 done with the basic block. Initialize changed_variables_stack,
1681 free it afterwards. If ENABLE_CHECKING verify that after noting
1682 differences to an empty set value_chains hash table is empty.
1683 (vt_initialize): Initialize value_chains and value_chain_pool.
1684 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1685 (variable_tracking_main): Call dump_dataflow_sets before calling
1686 vt_emit_notes, not after it.
1687 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1688 (propagate_var_def_into_debug_stmts): Declare.
1689 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1690 (df_set_note): Reject debug insns.
1691 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1692 add notes to debug insns.
1693 (df_note_bb_compute): Adjust. Likewise.
1694 (df_simulate_uses): Skip debug insns.
1695 (df_simulate_initialize_backwards): Likewise.
1696 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1697 (subst_stack_regs_pat): Reject debug insns.
1698 (convert_regs_1): Handle debug insns.
1699 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1700 (print-rtl.o): Depend on cselib.h.
1701 (cselib.o): Depend on TREE_PASS_H.
1702 (var-tracking.o): Depend on cselib.h and TARGET_H.
1703 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
1704 (init_ready_list): Skip boundary debug insns.
1705 (add_branch_dependences): Skip debug insns.
1706 (free_block_dependencies): Check for blocks with only debug insns.
1707 (compute_priorities): Likewise.
1708 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1709 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1711 (gimple_build_debug_bind_stat): New.
1712 (empty_body_p): Skip debug stmts.
1713 (gimple_has_side_effects): Likewise.
1714 (gimple_rhs_has_side_effects): Likewise.
1715 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1716 (gimple_build_debug_bind_stat): Declare.
1717 (gimple_build_debug_bind): Define.
1718 (is_gimple_debug): New.
1719 (gimple_debug_bind_p): New.
1720 (gimple_debug_bind_get_var): New.
1721 (gimple_debug_bind_get_value): New.
1722 (gimple_debug_bind_get_value_ptr): New.
1723 (gimple_debug_bind_set_var): New.
1724 (gimple_debug_bind_set_value): New.
1725 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1726 (gimple_debug_bind_reset_value): New.
1727 (gimple_debug_bind_has_value_p): New.
1728 (gsi_next_nondebug): New.
1729 (gsi_prev_nondebug): New.
1730 (gsi_start_nondebug_bb): New.
1731 (gsi_last_nondebug_bb): New.
1732 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1733 (print_insn): Handle DEBUG_INSN.
1734 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1735 of first insn prevail.
1736 (first_stmt): Skip debug stmts.
1737 (first_non_label_stmt): Likewise.
1738 (last_stmt): Likewise.
1739 (has_zero_uses_1): New.
1740 (single_imm_use_1): New.
1741 (verify_gimple_debug): New.
1742 (verify_types_in_gimple_stmt): Handle debug stmts.
1743 (verify_stmt): Likewise.
1744 (debug_loop_num): Skip debug stmts.
1745 (remove_edge_and_dominated_blocks): Remove dominators last.
1746 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
1747 (linearize_expr): Likewise.
1748 * config/i386/i386.c (ix86_delegitimize_address): Call
1749 default implementation.
1750 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
1751 (group_barrier_needed): Skip debug insns.
1752 (emit_insn_group_barriers): Likewise.
1753 (emit_all_insn_group_barriers): Likewise.
1754 (ia64_variable_issue): Handle debug insns.
1755 (ia64_dfa_new_cycle): Likewise.
1756 (final_emit_insn_group_barriers): Skip debug insns.
1757 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1758 def cfa without frame.
1759 (process_set): Likewise.
1760 (process_for_unwind_directive): Pass frame on.
1761 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1762 (rs6000_delegitimize_address): New.
1763 (rs6000_debug_adjust_cost): Handle debug insns.
1764 (is_microcoded_insn): Likewise.
1765 (is_cracked_insn): Likewise.
1766 (is_nonpipeline_insn): Likewise.
1767 (insn_must_be_first_in_group): Likewise.
1768 (insn_must_be_last_in_group): Likewise.
1769 (force_new_group): Likewise.
1770 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1771 contains only debug insns.
1772 (rtl_merge_blocks): Skip debug insns.
1773 (purge_dead_edges): Likewise.
1774 (rtl_block_ends_with_call_p): Skip debug insns.
1775 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1776 (mark_reg_dependencies): Skip debug insns.
1777 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1778 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
1779 * tree-ssa-threadedge.c
1780 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1781 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1782 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1783 (copyprop_hardreg_forward_1): Handle debug insns.
1784 * reload1.c (reload): Skip debug insns. Replace unassigned
1785 pseudos in debug insns with their equivalences.
1786 (eliminate_regs_in_insn): Skip debug insns.
1787 (emit_input_reload_insns): Skip debug insns at first, adjust
1789 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1790 (get_indirect_ref_operands): Pass opf_no_vops on.
1791 (get_expr_operands): Likewise. Skip debug stmts.
1792 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1794 2009-09-01 Richard Henderson <rth@redhat.com>
1796 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1797 stmt_ends_pp_p statements at least once.
1798 * tree-vrp.c (vrp_initialize): Likewise.
1799 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1801 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1804 Fix AIX bootstrap after PR debug/30161
1805 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1806 that is a GNU extension.
1807 (tmpl_value_parm_die_table): Move the definition of this global
1808 outside #ifdef DWARF2_DEBUGGING_INFO region.
1810 2009-09-01 Richard Guenther <rguenther@suse.de>
1812 * tree.c (tree_expr_size): New function.
1813 * tree.h (tree_expr_size): Declare.
1814 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1815 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1816 * langhooks.c (lhd_expr_size): Remove.
1817 * langhooks.h (struct lang_hooks): Remove expr_size.
1818 * explow.c (expr_size): Use tree_expr_size.
1819 (int_expr_size): Likewise.
1820 * langhooks-def.h (lhd_expr_size): Remove.
1821 (LANG_HOOKS_EXPR_SIZE): Likewise.
1822 (LANG_HOOKS_INITIALIZER): Adjust.
1824 2009-09-01 Richard Guenther <rguenther@suse.de>
1826 * tree-flow.h (mark_addressable): Move declaration ...
1827 * tree.h (mark_addressable): ... here.
1828 * stmt.c (expand_asm_operands): Use mark_addressable, not
1829 lang_hooks.mark_addressable.
1830 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1831 LANG_HOOKS_MARK_ADDRESSABLE.
1832 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1833 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1835 2009-08-31 Chris Demetriou <cgd@google.com>
1837 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1838 vectorize if not TARGET_SSE2.
1840 2009-08-31 DJ Delorie <dj@redhat.com>
1842 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1843 registers if no coprocessor is enabled.
1845 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1848 * cgraph.h (cgraph_get_node): Declare ...
1849 * cgraph.c (cgraph_get_node): ... new function.
1850 * dwarf2out.c (gen_generic_params_dies,
1851 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1852 make_ith_pack_parameter_name,
1853 append_entry_to_tmpl_value_parm_die_table,
1854 gen_remaining_tmpl_value_param_die_attribute): New functions.
1855 (gen_subprogram_die): Generate debug info for template parameters
1856 if debug info level is higher than DINFO_LEVEL_TERSE.
1857 Use tree_add_const_value_attribute_for_decl instead of
1858 tree_add_const_value_attribute.
1859 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1860 instead of tree_add_const_value_attribute.
1861 (gen_struct_or_union_type_die): Generate debug
1862 info for template parameters if debug info level is higher than
1864 (tree_add_const_value_attribute): Handle integral and pointer
1865 constants. Update comment.
1866 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1867 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1868 (reference_to_unused): Fix thinko. Remove redundant predicates from
1870 (tree_add_const_value_attribute): Make this work for constant
1872 tree_add_const_value_attribute_for_decl is to be used for variable
1874 (add_location_or_const_value_attribute): Use
1875 tree_add_const_value_attribute_for_decl now.
1876 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1877 DW_TAG_template_value_param DIEs after function DIEs have been
1879 * langhooks.h (lang_hooks_for_types): Add
1880 get_argument_pack_elems.
1881 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1882 (lang_hooks): Added get_innermost_generic_parms,
1883 get_innermost_generic_args.
1884 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1885 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1886 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1887 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1889 2009-08-31 DJ Delorie <dj@redhat.com>
1891 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1892 it once we start generating the prologue or epilogue.
1893 (mep_call_saves_register): If the frame is locked, re-use
1895 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1896 (mep_expand_prologue): Call it.
1897 (mep_expand_epilogue): Likewise.
1898 (mep_start_function): Use the same logic as mep_expand_prologue.
1899 (mep_pass_by_reference): Make logic more readable.
1900 (mep_return_in_memory): Zero-sized objects are passed in memory.
1901 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1903 2009-08-31 Richard Guenther <rguenther@suse.de>
1905 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1906 to query if the memory regions for memmove overlap.
1907 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1908 asserts on pointers, instead deal with odd trees.
1909 (ptr_derefs_may_alias_p): Likewise.
1910 (refs_may_alias_p_1): Constructor bases also never alias.
1912 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1914 * doc/install.texi (Final install): Adjust reference on where to
1915 order printed manuals.
1917 2009-08-30 Olivier Hainque <hainque@adacore.com>
1919 * dwarf2out.c (switch_to_frame_table_section): Move
1920 definition prior to first use.
1922 2009-08-30 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/41186
1925 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
1926 (ao_ref_init_from_ptr_and_size): New function.
1927 (ref_maybe_used_by_call_p_1): Be more precise tracking
1928 used ranges for builtin functions.
1929 (ref_maybe_used_by_call_p): Adjust.
1930 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
1931 ranges for builtin functions.
1932 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
1934 2009-08-30 Alan Modra <amodra@bigpond.net.au>
1937 * fwprop.c (get_reg_use_in): Delete.
1938 (free_load_extend): New function.
1939 (forward_propagate_subreg): Use it.
1941 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
1943 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
1945 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
1948 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
1951 2009-08-29 Douglas B Rupp <rupp@gnat.com>
1953 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
1954 fini or fini_array section.
1956 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1958 * graphite-dependences.c (graphite_legal_transform_bb): Call
1959 pbb_remove_duplicate_pdrs.
1960 * graphite-poly.c (can_collapse_pdr): Removed.
1961 (pdr_find_duplicate): Removed.
1962 (can_collapse_pdrs): New.
1963 (pbb_remove_duplicate_pdrs): New.
1964 (new_poly_dr): Do not look for duplicates.
1965 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1966 (PBB_PDR_DUPLICATES_REMOVED): New.
1967 (pbb_remove_duplicate_pdrs): Declared.
1969 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1971 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1972 the strides by multiplying by PDR_NB_REFS.
1973 * graphite-poly.c (can_collapse_pdr): New.
1974 (pdr_find_duplicate): New.
1975 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1976 Initialize PDR_NB_REFS.
1977 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1979 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1981 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1984 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1987 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-dependences.c (pddr_original_scattering): Return NULL
1990 for read-read dependence relations.
1991 * graphite-poly.h (enum poly_dr_type): Fix comment.
1994 (pdr_may_write_p): New.
1996 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1998 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1999 (struct poly_dr): Same.
2000 (new_poly_dr): Same.
2001 * graphite-poly.c (new_poly_dr): Same.
2002 * graphite-dependences.c (dot_deps): Disable call to system.
2004 2009-08-28 Cary Coutant <ccoutant@google.com>
2007 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2008 struct/union/enum types local to a function.
2010 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2011 Sebastian Pop <sebastian.pop@amd.com>
2013 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2014 pbb_strip_mine_time_depth. Changed the implementation so that
2015 transformation is expressed as a transformation on
2016 time (scatttering) dimensions. Also, ensures that the 2d+1
2017 scheduling format is preserved.
2018 (pbb_strip_mine_profitable_p): Profitability is based on the
2019 iteration number of a given time (scattering) dimension,
2020 and not on a original loop depth dimension.
2021 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2022 (pbb_do_strip_mine): Call psct_dynamic_dim.
2023 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2024 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2025 (pbb_nb_dynamic_scattering_transform): New.
2026 (psct_dynamic_dim): New.
2028 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2030 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2031 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2032 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2033 * graphite-interchange.c (build_linearized_memory_access): Same.
2034 (memory_stride_in_loop): Same.
2036 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2038 * graphite-dependences.c (pddr_original_scattering): New.
2039 (graphite_legal_transform_dr): Call pddr_original_scattering.
2042 * graphite-dependences.h (dot_deps): Declared.
2043 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2044 (print_pdr): Print PDR_ID.
2045 * graphite-poly.h (struct poly_dr): Add field id.
2048 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2050 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2052 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2053 not delete the original dependence relation.
2055 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2057 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2058 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2059 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2060 (free_poly_ddr): New.
2061 (pddr_is_empty): New.
2062 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2063 (dependence_polyhedron): Same. Remove useless gcc_assert.
2065 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2066 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2067 * graphite-dependences.h (enum poly_dependence_kind): New.
2068 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2069 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2070 (PDRP_SINK): Renamed PDDR_SINK.
2071 (PDRP_DDP): Renamed PDDR_DDP.
2073 (free_poly_ddr): Declared.
2074 * graphite-poly.c (new_scop): Use the new hash function names.
2075 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2076 into original_pddrs.
2077 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2079 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2081 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2082 bounds with LT_EXPR to make niter analysis more precise on code
2083 generated by Graphite.
2085 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2087 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2088 (graphite_legal_transform_bb): Same.
2089 (poly_drs_may_alias_p): Same.
2091 2009-08-28 Richard Guenther <rguenther@suse.de>
2093 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2095 2009-08-28 Jan Beulich <jbeulich@novell.com>
2097 * config/i386/netware.c: Include langhooks.h.
2098 (i386_nlm_encode_section_info): Simplify.
2099 (netware_override_options): Delete.
2100 * config/i386/netware.h (netware_override_options): Delete
2102 (OVERRIDE_OPTIONS): Delete definition.
2103 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2104 (ASM_COMMENT_START): Define.
2105 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2107 2009-08-28 Jan Beulich <jbeulich@novell.com>
2109 * configure.ac: For in-tree ld, do a plain version check to
2110 determine whether comdat groups are supported.
2111 * configure: Regenerate.
2113 2009-08-28 Olivier Hainque <hainque@adacore.com>
2115 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
2116 always defined. Reflect definition or absence of such for
2117 COLLECT_EXPORT_LIST. Readability helper.
2118 (scanfilter): New enum, to help control what symbols
2119 are to be considered or ignored by scan_prog_file.
2120 (enum pass): Rename as "scanpass", moved together with scanfilter
2121 prior to scan_prog_file's prototype.
2122 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
2123 Group prototype with the scanpass/scanfilter definitions, factorize
2124 head comments for the several implementations at the prototype.
2125 (main): Reorganize the first pass link control to let AIX
2126 drag only the needed frame tables in executables. Prevent
2127 frame tables collection during the scan aimed at static ctors.
2128 Pre-link and scan for frame tables later to compensate.
2129 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
2130 A C statement to issue assembly directives that create a reference
2131 to the given DWARF table identifier label from the current function
2133 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2134 to differentiate first time section entry. Only emit a .data
2135 tables start identifier label the first time around.
2136 (switch_to_frame_table_section): New function. Helper for
2137 output_call_frame_info to switch possibly BACK into the eh_frame
2138 or the debug_frame section depending on FOR_EH.
2139 (output_call_frame_info): Use helper to first enter the proper
2141 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2142 emit a link to the frame table start label from each function
2144 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2145 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2146 * config/rs6000/rs6000-protos.h: Declare it.
2147 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2149 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2151 * config/sh/sh.c (split_branches): Check the result of
2154 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2156 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2157 using -pthread -fopenmp
2159 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2161 * doc/service.texi (service directory): Update URL.
2163 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2165 PR rtl-optimization/40861
2166 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2167 extract word from a multi-word subreg for negative byte positions.
2169 2009-08-27 Tristan Gingold <gingold@adacore.com>
2170 Douglas B Rupp <rupp@gnat.com>
2172 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2173 (SECTION_VMS_OVERLAY): Define.
2174 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2176 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2178 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2179 common_object declarations.
2180 (ia64_section_type_flags): Set section flag for common_object.
2181 * config/ia64/ia64-protos.h
2182 (ia64_vms_output_aligned_decl_common): Declare.
2183 (ia64_vms_elf_asm_named_section): Declare.
2185 2009-08-27 Michael Matz <matz@suse.de>
2187 * expr.c (expand_expr_real_2): New function taking exploded
2188 unary or binary expression, split out from ...
2189 (expand_expr_real_1): ... here. Move over all unary/binary
2190 switch parts to above function, in particular these codes:
2191 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2192 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2193 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2194 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2195 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2196 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2197 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2198 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2199 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2200 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2201 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2202 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2203 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2204 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2205 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2206 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2207 VEC_PACK_FIX_TRUNC_EXPR.
2208 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2211 2009-08-27 Richard Guenther <rguenther@suse.de>
2213 * gengtype.c (main): Handle uint64_t.
2214 * ipa-utils.c (get_base_var): Indent properly.
2215 * tree-ssa-live.c (debug_scope_block): New function.
2216 * tree-flow.h (debug_scope_block): Declare.
2217 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2218 * basic-block.h (enum profile_status): Rename to
2219 enum profile_status_d.
2220 (x_profile_status): Adjust type.
2222 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2225 * dwarf2out.c (get_context_die): Declare this static function.
2226 (gen_type_die_with_usage): Make sure a DIE is a generated for
2227 the context of a typedef.
2229 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2231 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2234 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2236 * config/mips/mips-protos.h (mips_output_sync): Declare.
2237 (mips_sync_loop_insns): Likewise.
2238 (mips_output_sync_loop): Replace first two parameters with an rtx.
2239 * config/mips/mips.c (mips_multi_member): New structure.
2240 (mips_multi_members): New variable.
2241 (mips_multi_start): New function.
2242 (mips_multi_add): Likewise.
2243 (mips_multi_add_insn): Likewise.
2244 (mips_multi_add_label): Likewise.
2245 (mips_multi_last_index): Likewise.
2246 (mips_multi_copy_insn): Likewise.
2247 (mips_multi_set_operand): Likewise.
2248 (mips_multi_write): Likewise.
2249 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2250 (mips_init_print_operand_punct): Update accordingly.
2251 (mips_start_ll_sc_sync_block): New function.
2252 (mips_end_ll_sc_sync_block): Likewise.
2253 (mips_output_sync): Likewise.
2254 (mips_sync_insn1_template): Likewise.
2255 (mips_sync_insn2_template): Likewise.
2256 (mips_get_sync_operand): Likewise.
2257 (mips_process_sync_loop): Likewise.
2258 (mips_output_sync_loop): Use mips_process_sync_loop.
2259 (mips_sync_loop_insns): New function.
2260 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2261 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2262 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2263 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2264 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2265 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2266 (MIPS_SYNC_OLD_OP_12): Likewise.
2267 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2268 (MIPS_SYNC_NEW_OP_12): Likewise.
2269 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2270 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2271 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2272 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2273 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2274 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2275 * config/mips/mips.md (sync_mem): New attribute.
2276 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2277 (sync_exclusive_mask, sync_required_oldval): Likewise.
2278 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2279 (sync_release_barrier): Likewise.
2280 (length): Handle sync loops.
2281 (sync): Use mips_output_sync.
2282 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2283 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2284 and use mips_output_sync_loop.
2285 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2286 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2287 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2288 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2289 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2290 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2291 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2292 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2293 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2295 2009-08-26 Richard Guenther <rguenther@suse.de>
2298 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2299 the types to not match.
2300 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2302 * tree-ssa.c (useless_type_conversion_p): Conversions to
2303 pointers to unprototyped functions are useless.
2305 2009-08-26 Richard Guenther <rguenther@suse.de>
2307 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2308 whole-program condition, prepare to be called for non-globals.
2309 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2310 params build a representative with known type and track its fields.
2312 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2314 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2315 clearing by a taken branch.
2316 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2317 effectively after bbro pass.
2318 (sync_nand<mode>): Ditto.
2319 (sync_old_<fetchop_name><mode>): Ditto.
2320 (sync_old_nand<mode>): Ditto.
2321 (sync_new_<fetchop_name><mode>): Dito.
2322 (sync_new_nand<mode>): Ditto.
2323 (sync_compare_and_swap<mode>_1): Ditto.
2324 (*sync_compare_and_swap<mode>): Ditto.
2325 (sync_lock_test_and_set<mode>_1): Ditto.
2326 ("sync_lock_test_and_set<mode>): Ditto.
2328 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2330 * hwint.h (HOST_LONG_FORMAT): New macro
2331 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2332 Use HOST_PTR_PRINTF.
2333 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2334 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2335 (HOST_PTR_PRINTF): Document.
2337 2009-08-25 Jan Hubicka <jh@suse.cz>
2339 * config/i386/bmmintrin.h: Replace by #error.
2342 Michael Meissner <michael.meissner@amd.com>
2343 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2344 Tony Linthicum <tony.linthicum@amd.com>
2346 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2347 (TARGET_ROUND): New macro for the round/ptest instructions which
2348 are shared between SSE4.1 and SSE5.
2349 (OPTION_MASK_ISA_ROUND): Ditto.
2350 (OPTION_ISA_ROUND): Ditto.
2351 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2352 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2354 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2355 (-mfused-madd): New switch to give users control over whether the
2356 compiler optimizes to use the multiply/add SSE5 instructions.
2358 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2359 (ix86_handle_option): Turn off 3dnow if -msse5.
2360 (override_options): Add SSE5 support.
2361 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2363 (ix86_expand_sse_movcc): Add SSE5 support.
2364 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2365 vector type to the next largest size.
2366 (ix86_expand_sse5_pack): New function to use pperm to pack a
2367 vector type to the next smallest size.
2368 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2369 (IX86_BUILTIN_FMADDSD): Ditto.
2370 (IX86_BUILTIN_FMADDPS): Ditto.
2371 (IX86_BUILTIN_FMADDPD): Ditto.
2372 (IX86_BUILTIN_FMSUBSS): Ditto.
2373 (IX86_BUILTIN_FMSUBSD): Ditto.
2374 (IX86_BUILTIN_FMSUBPS): Ditto.
2375 (IX86_BUILTIN_FMSUBPD): Ditto.
2376 (IX86_BUILTIN_FNMADDSS): Ditto.
2377 (IX86_BUILTIN_FNMADDSD): Ditto.
2378 (IX86_BUILTIN_FNMADDPS): Ditto.
2379 (IX86_BUILTIN_FNMADDPD): Ditto.
2380 (IX86_BUILTIN_FNMSUBSS): Ditto.
2381 (IX86_BUILTIN_FNMSUBSD): Ditto.
2382 (IX86_BUILTIN_FNMSUBPS): Ditto.
2383 (IX86_BUILTIN_FNMSUBPD): Ditto.
2384 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2385 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2386 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2387 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2388 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2389 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2390 (IX86_BUILTIN_PPERM): Ditto.
2391 (IX86_BUILTIN_PERMPS): Ditto.
2392 (IX86_BUILTIN_PERMPD): Ditto.
2393 (IX86_BUILTIN_PMACSSWW): Ditto.
2394 (IX86_BUILTIN_PMACSWW): Ditto.
2395 (IX86_BUILTIN_PMACSSWD): Ditto.
2396 (IX86_BUILTIN_PMACSWD): Ditto.
2397 (IX86_BUILTIN_PMACSSDD): Ditto.
2398 (IX86_BUILTIN_PMACSDD): Ditto.
2399 (IX86_BUILTIN_PMACSSDQL): Ditto.
2400 (IX86_BUILTIN_PMACSSDQH): Ditto.
2401 (IX86_BUILTIN_PMACSDQL): Ditto.
2402 (IX86_BUILTIN_PMACSDQH): Ditto.
2403 (IX86_BUILTIN_PMADCSSWD): Ditto.
2404 (IX86_BUILTIN_PMADCSWD): Ditto.
2405 (IX86_BUILTIN_PHADDBW): Ditto.
2406 (IX86_BUILTIN_PHADDBD): Ditto.
2407 (IX86_BUILTIN_PHADDBQ): Ditto.
2408 (IX86_BUILTIN_PHADDWD): Ditto.
2409 (IX86_BUILTIN_PHADDWQ): Ditto.
2410 (IX86_BUILTIN_PHADDDQ): Ditto.
2411 (IX86_BUILTIN_PHADDUBW): Ditto.
2412 (IX86_BUILTIN_PHADDUBD): Ditto.
2413 (IX86_BUILTIN_PHADDUBQ): Ditto.
2414 (IX86_BUILTIN_PHADDUWD): Ditto.
2415 (IX86_BUILTIN_PHADDUWQ): Ditto.
2416 (IX86_BUILTIN_PHADDUDQ): Ditto.
2417 (IX86_BUILTIN_PHSUBBW): Ditto.
2418 (IX86_BUILTIN_PHSUBWD): Ditto.
2419 (IX86_BUILTIN_PHSUBDQ): Ditto.
2420 (IX86_BUILTIN_PROTB): Ditto.
2421 (IX86_BUILTIN_PROTW): Ditto.
2422 (IX86_BUILTIN_PROTD): Ditto.
2423 (IX86_BUILTIN_PROTQ): Ditto.
2424 (IX86_BUILTIN_PROTB_IMM): Ditto.
2425 (IX86_BUILTIN_PROTW_IMM): Ditto.
2426 (IX86_BUILTIN_PROTD_IMM): Ditto.
2427 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2428 (IX86_BUILTIN_PSHLB): Ditto.
2429 (IX86_BUILTIN_PSHLW): Ditto.
2430 (IX86_BUILTIN_PSHLD): Ditto.
2431 (IX86_BUILTIN_PSHLQ): Ditto.
2432 (IX86_BUILTIN_PSHAB): Ditto.
2433 (IX86_BUILTIN_PSHAW): Ditto.
2434 (IX86_BUILTIN_PSHAD): Ditto.
2435 (IX86_BUILTIN_PSHAQ): Ditto.
2436 (IX86_BUILTIN_FRCZSS): Ditto.
2437 (IX86_BUILTIN_FRCZSD): Ditto.
2438 (IX86_BUILTIN_FRCZPS): Ditto.
2439 (IX86_BUILTIN_FRCZPD): Ditto.
2440 (IX86_BUILTIN_CVTPH2PS): Ditto.
2441 (IX86_BUILTIN_CVTPS2PH): Ditto.
2442 (IX86_BUILTIN_COMEQSS): Ditto.
2443 (IX86_BUILTIN_COMNESS): Ditto.
2444 (IX86_BUILTIN_COMLTSS): Ditto.
2445 (IX86_BUILTIN_COMLESS): Ditto.
2446 (IX86_BUILTIN_COMGTSS): Ditto.
2447 (IX86_BUILTIN_COMGESS): Ditto.
2448 (IX86_BUILTIN_COMUEQSS): Ditto.
2449 (IX86_BUILTIN_COMUNESS): Ditto.
2450 (IX86_BUILTIN_COMULTSS): Ditto.
2451 (IX86_BUILTIN_COMULESS): Ditto.
2452 (IX86_BUILTIN_COMUGTSS): Ditto.
2453 (IX86_BUILTIN_COMUGESS): Ditto.
2454 (IX86_BUILTIN_COMORDSS): Ditto.
2455 (IX86_BUILTIN_COMUNORDSS): Ditto.
2456 (IX86_BUILTIN_COMFALSESS): Ditto.
2457 (IX86_BUILTIN_COMTRUESS): Ditto.
2458 (IX86_BUILTIN_COMEQSD): Ditto.
2459 (IX86_BUILTIN_COMNESD): Ditto.
2460 (IX86_BUILTIN_COMLTSD): Ditto.
2461 (IX86_BUILTIN_COMLESD): Ditto.
2462 (IX86_BUILTIN_COMGTSD): Ditto.
2463 (IX86_BUILTIN_COMGESD): Ditto.
2464 (IX86_BUILTIN_COMUEQSD): Ditto.
2465 (IX86_BUILTIN_COMUNESD): Ditto.
2466 (IX86_BUILTIN_COMULTSD): Ditto.
2467 (IX86_BUILTIN_COMULESD): Ditto.
2468 (IX86_BUILTIN_COMUGTSD): Ditto.
2469 (IX86_BUILTIN_COMUGESD): Ditto.
2470 (IX86_BUILTIN_COMORDSD): Ditto.
2471 (IX86_BUILTIN_COMUNORDSD): Ditto.
2472 (IX86_BUILTIN_COMFALSESD): Ditto.
2473 (IX86_BUILTIN_COMTRUESD): Ditto.
2474 (IX86_BUILTIN_COMEQPS): Ditto.
2475 (IX86_BUILTIN_COMNEPS): Ditto.
2476 (IX86_BUILTIN_COMLTPS): Ditto.
2477 (IX86_BUILTIN_COMLEPS): Ditto.
2478 (IX86_BUILTIN_COMGTPS): Ditto.
2479 (IX86_BUILTIN_COMGEPS): Ditto.
2480 (IX86_BUILTIN_COMUEQPS): Ditto.
2481 (IX86_BUILTIN_COMUNEPS): Ditto.
2482 (IX86_BUILTIN_COMULTPS): Ditto.
2483 (IX86_BUILTIN_COMULEPS): Ditto.
2484 (IX86_BUILTIN_COMUGTPS): Ditto.
2485 (IX86_BUILTIN_COMUGEPS): Ditto.
2486 (IX86_BUILTIN_COMORDPS): Ditto.
2487 (IX86_BUILTIN_COMUNORDPS): Ditto.
2488 (IX86_BUILTIN_COMFALSEPS): Ditto.
2489 (IX86_BUILTIN_COMTRUEPS): Ditto.
2490 (IX86_BUILTIN_COMEQPD): Ditto.
2491 (IX86_BUILTIN_COMNEPD): Ditto.
2492 (IX86_BUILTIN_COMLTPD): Ditto.
2493 (IX86_BUILTIN_COMLEPD): Ditto.
2494 (IX86_BUILTIN_COMGTPD): Ditto.
2495 (IX86_BUILTIN_COMGEPD): Ditto.
2496 (IX86_BUILTIN_COMUEQPD): Ditto.
2497 (IX86_BUILTIN_COMUNEPD): Ditto.
2498 (IX86_BUILTIN_COMULTPD): Ditto.
2499 (IX86_BUILTIN_COMULEPD): Ditto.
2500 (IX86_BUILTIN_COMUGTPD): Ditto.
2501 (IX86_BUILTIN_COMUGEPD): Ditto.
2502 (IX86_BUILTIN_COMORDPD): Ditto.
2503 (IX86_BUILTIN_COMUNORDPD): Ditto.
2504 (IX86_BUILTIN_COMFALSEPD): Ditto.
2505 (IX86_BUILTIN_COMTRUEPD): Ditto.
2506 (IX86_BUILTIN_PCOMEQUB): Ditto.
2507 (IX86_BUILTIN_PCOMNEUB): Ditto.
2508 (IX86_BUILTIN_PCOMLTUB): Ditto.
2509 (IX86_BUILTIN_PCOMLEUB): Ditto.
2510 (IX86_BUILTIN_PCOMGTUB): Ditto.
2511 (IX86_BUILTIN_PCOMGEUB): Ditto.
2512 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2513 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2514 (IX86_BUILTIN_PCOMEQUW): Ditto.
2515 (IX86_BUILTIN_PCOMNEUW): Ditto.
2516 (IX86_BUILTIN_PCOMLTUW): Ditto.
2517 (IX86_BUILTIN_PCOMLEUW): Ditto.
2518 (IX86_BUILTIN_PCOMGTUW): Ditto.
2519 (IX86_BUILTIN_PCOMGEUW): Ditto.
2520 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2521 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2522 (IX86_BUILTIN_PCOMEQUD): Ditto.
2523 (IX86_BUILTIN_PCOMNEUD): Ditto.
2524 (IX86_BUILTIN_PCOMLTUD): Ditto.
2525 (IX86_BUILTIN_PCOMLEUD): Ditto.
2526 (IX86_BUILTIN_PCOMGTUD): Ditto.
2527 (IX86_BUILTIN_PCOMGEUD): Ditto.
2528 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2529 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2530 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2531 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2532 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2533 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2534 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2535 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2536 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2537 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2538 (IX86_BUILTIN_PCOMEQB): Ditto.
2539 (IX86_BUILTIN_PCOMNEB): Ditto.
2540 (IX86_BUILTIN_PCOMLTB): Ditto.
2541 (IX86_BUILTIN_PCOMLEB): Ditto.
2542 (IX86_BUILTIN_PCOMGTB): Ditto.
2543 (IX86_BUILTIN_PCOMGEB): Ditto.
2544 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2545 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2546 (IX86_BUILTIN_PCOMEQW): Ditto.
2547 (IX86_BUILTIN_PCOMNEW): Ditto.
2548 (IX86_BUILTIN_PCOMLTW): Ditto.
2549 (IX86_BUILTIN_PCOMLEW): Ditto.
2550 (IX86_BUILTIN_PCOMGTW): Ditto.
2551 (IX86_BUILTIN_PCOMGEW): Ditto.
2552 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2553 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2554 (IX86_BUILTIN_PCOMEQD): Ditto.
2555 (IX86_BUILTIN_PCOMNED): Ditto.
2556 (IX86_BUILTIN_PCOMLTD): Ditto.
2557 (IX86_BUILTIN_PCOMLED): Ditto.
2558 (IX86_BUILTIN_PCOMGTD): Ditto.
2559 (IX86_BUILTIN_PCOMGED): Ditto.
2560 (IX86_BUILTIN_PCOMFALSED): Ditto.
2561 (IX86_BUILTIN_PCOMTRUED): Ditto.
2562 (IX86_BUILTIN_PCOMEQQ): Ditto.
2563 (IX86_BUILTIN_PCOMNEQ): Ditto.
2564 (IX86_BUILTIN_PCOMLTQ): Ditto.
2565 (IX86_BUILTIN_PCOMLEQ): Ditto.
2566 (IX86_BUILTIN_PCOMGTQ): Ditto.
2567 (IX86_BUILTIN_PCOMGEQ): Ditto.
2568 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2569 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2570 (enum multi_arg_type): New enum for describing the various SSE5
2571 intrinsic argument types.
2572 (bdesc_multi_arg): New table for SSE5 intrinsics.
2573 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2574 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2576 (ix86_expand_builtin): Add SSE5 intrinsic support.
2577 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2578 operand instructions.
2579 (ix86_expand_sse5_multiple_memory): New function to split the
2580 second memory reference from SSE5 instructions.
2581 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2582 (ix86_return_pops_args): Use stdarg_p to determine if the function
2583 has variable arguments.
2584 (ix86_setup_incoming_varargs): Ditto.
2585 (x86_this_parameter): Ditto.
2587 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2589 (ix86_expand_sse5_pack): Ditto.
2590 (ix86_sse5_valid_op_p): Ditto.
2591 (ix86_expand_sse5_multiple_memory): Ditto.
2593 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2594 constant for SSE5 support.
2595 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2596 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2597 (UNSPEC_SSE5_PERMUTE): Ditto.
2598 (UNSPEC_SSE5_ASHIFT): Ditto.
2599 (UNSPEC_SSE5_LSHIFT): Ditto.
2600 (UNSPEC_FRCZ): Ditto.
2601 (UNSPEC_CVTPH2PS): Ditto.
2602 (UNSPEC_CVTPS2PH): Ditto.
2603 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2605 (COM_FALSE_S): Ditto.
2606 (COM_FALSE_P): Ditto.
2607 (COM_TRUE_S): Ditto.
2608 (COM_TRUE_P): Ditto.
2609 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2610 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2612 (memory attribute): Ditto.
2613 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2614 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2615 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2616 (floor<mode>2): Ditto.
2617 (ceil<mode>2): Ditto.
2618 (btrunc<mode>2): Ditto.
2619 (nearbyintdf2): Ditto.
2620 (nearbyintsf2): Ditto.
2621 (sse_setccsf): Disable if SSE5.
2622 (sse_setccdf): Ditto.
2623 (sse5_setcc<mode>): New support for SSE5 conditional move.
2624 (sse5_pcmov_<mode>): Ditto.
2626 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2628 (SSEMODEF2P): Ditto.
2629 (ssemodesuffixf4): New mode attribute for SSE5.
2630 (ssemodesuffixf2s): Ditto.
2631 (ssemodesuffixf2c): Ditto.
2632 (sserotatemax): Ditto.
2633 (ssescalarmode): Ditto.
2634 (sse_maskcmpv4sf3): Disable if SSE5.
2635 (sse_maskcmpv2df3): Ditto.
2636 (sse_vmmaskcmpv4sf3): Ditto.
2637 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2638 (sse5_vmfmadd<mode>4): Ditto.
2639 (sse5_fmsub<mode>4): Ditto.
2640 (sse5_vmfmsub<mode>4): Ditto.
2641 (sse5_fnmadd<mode>4): Ditto.
2642 (sse5_vmfnmadd<mode>4): Ditto.
2643 (sse5_fnmsub<mode>4): Ditto.
2644 (sse5_vmfnmsub<mode>4): Ditto.
2645 (sse5i_fmadd<mode>4): Ditto.
2646 (sse5i_fmsub<mode>4): Ditto.
2647 (sse5i_fnmadd<mode>4): Ditto.
2648 (sse5i_fnmsub<mode>4): Ditto.
2649 (sse5i_vmfmadd<mode>4): Ditto.
2650 (sse5i_vmfmsub<mode>4): Ditto.
2651 (sse5i_vmfnmadd<mode>4): Ditto.
2652 (sse5i_vmfnmsub<mode>4): Ditto.
2653 (mulv16qi3): Add SSE5 support.
2655 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2656 (sse2_mulv4si3): Disable if SSE5.
2657 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2658 (sse4_1_roundps): Ditto.
2659 (sse4_1_roundsd): Ditto.
2660 (sse4_1_roundss): Ditto.
2661 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2663 (sse_maskcmpsf3): Ditto.
2664 (sse_vmmaskcmpv4sf3): Ditto.
2665 (sse2_maskcmpv2df3): Ditto.
2666 (sse2_maskcmpdf3): Ditto.
2667 (sse2_vmmaskcmpv2df3): Ditto.
2668 (sse2_eq<mode>3): Ditto.
2669 (sse2_gt<mode>3): Ditto.
2670 (sse5_pcmov_<mode>): Add SSE5 support.
2671 (vec_unpacku_hi_v16qi): Ditto.
2672 (vec_unpacks_hi_v16qi): Ditto.
2673 (vec_unpacku_lo_v16qi): Ditto.
2674 (vec_unpacks_lo_v16qi): Ditto.
2675 (vec_unpacku_hi_v8hi): Ditto.
2676 (vec_unpacks_hi_v8hi): Ditto.
2677 (vec_unpacku_lo_v8hi): Ditto.
2678 (vec_unpacks_lo_v8hi): Ditto.
2679 (vec_unpacku_hi_v4si): Ditto.
2680 (vec_unpacks_hi_v4si): Ditto.
2681 (vec_unpacku_lo_v4si): Ditto.
2682 (vec_unpacks_lo_v4si): Ditto.
2683 (sse5_pmacsww): New SSE5 intrinsic insn.
2684 (sse5_pmacssww): Ditto.
2685 (sse5_pmacsdd): Ditto.
2686 (sse5_pmacssdd): Ditto.
2687 (sse5_pmacssdql): Ditto.
2688 (sse5_pmacssdqh): Ditto.
2689 (sse5_pmacsdqh): Ditto.
2690 (sse5_pmacsswd): Ditto.
2691 (sse5_pmacswd): Ditto.
2692 (sse5_pmadcsswd): Ditto.
2693 (sse5_pmadcswd): Ditto.
2694 (sse5_pcmov_<move>): Conditional move support on SSE5.
2695 (sse5_phaddbw): New SSE5 intrinsic insn.
2696 (sse5_phaddbd): Ditto.
2697 (sse5_phaddbq): Ditto.
2698 (sse5_phaddwd): Ditto.
2699 (sse5_phaddwq): Ditto.
2700 (sse5_phadddq): Ditto.
2701 (sse5_phaddubw): Ditto.
2702 (sse5_phaddubd): Ditto.
2703 (sse5_phaddubq): Ditto.
2704 (sse5_phadduwd): Ditto.
2705 (sse5_phadduwq): Ditto.
2706 (sse5_phaddudq): Ditto.
2707 (sse5_phsubbw): Ditto.
2708 (sse5_phsubwd): Ditto.
2709 (sse5_phsubdq): Ditto.
2710 (sse5_pperm): Ditto.
2711 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2712 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2713 (sse5_pperm_sign_v8hi_v4si): Ditto.
2714 (sse5_pperm_zero_v8hi_v4si): Ditto.
2715 (sse5_pperm_sign_v4si_v2di): Ditto.
2716 (sse5_pperm_sign_v4si_v2di): Ditto.
2717 (sse5_pperm_pack_v2di_v4si): Ditto.
2718 (sse5_pperm_pack_v4si_v8hi): Ditto.
2719 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2720 (sse5_perm<mode>): New SSE5 intrinsic insn.
2721 (rotl<mode>3): Ditto.
2722 (sse5_rotl<mode>3): Ditto.
2723 (sse5_ashl<mode>3): Ditto.
2724 (sse5_lshl<mode>3): Ditto.
2725 (sse5_frcz<mode>2): Ditto.
2726 (sse5s_frcz<mode>2): Ditto.
2727 (sse5_cvtph2ps): Ditto.
2728 (sse5_cvtps2ph): Ditto.
2729 (sse5_vmmaskcmp<mode>3): Ditto.
2730 (sse5_com_tf<mode>3): Ditto.
2731 (sse5_maskcmp<mode>3): Ditto.
2732 (sse5_maskcmp_uns<mode>3): Ditto.
2733 (sse5_maskcmp_uns2<mode>3): Ditto.
2734 (sse5_pcom_tf<mode>3): Ditto.
2736 * config/i386/predicates.md (sse5_comparison_float_operator):
2737 New predicate to match the comparison operators supported by
2738 the SSE5 com instruction.
2739 (ix86_comparison_int_operator): New predicate to match just the
2740 signed int comparisons.
2741 (ix86_comparison_uns_operator): New predicate to match just the
2742 unsigned int comparisons.
2744 * doc/invoke.texi (-msse5): Add documentation.
2745 (-mfused-madd): Ditto.
2747 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2749 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2751 (x86_64-*-*): Ditto.
2753 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2755 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2756 intrinisics for SSE5.
2758 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2761 * config/i386/mmintrin-common.h: New file, to contain common
2762 instructions between SSE4.1 and SSE5.
2764 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2765 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2766 (gen_regparm_prefix): Ditto.
2768 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2769 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2770 prototype_p to determine if a function is prototyped.
2772 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2774 * c-common.c (c_common_reswords) add the alignof keyword,
2775 with same RID as __alignof and __alignof__
2777 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2779 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2780 * hooks.c (hook_bool_const_int_const_int_true): New function.
2781 * target.h (struct gcc_target): Add can_eliminate field.
2782 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2783 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2784 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2785 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2786 (elim_table): Revise comment.
2787 * system.h (CAN_ELIMINATE): Poison.
2788 * defaults.h (CAN_ELIMINATE): Remove.
2789 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2791 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2792 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2794 (alpha_vms_can_eliminate): Declare as static, change return type to
2796 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2798 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2799 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2800 (arm_can_eliminate): New function.
2802 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2803 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2804 (avr_can_eliminate): Declare as static.
2805 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2807 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2808 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2809 (bfin_can_eliminate): New function.
2811 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2812 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2813 (crx_can_eliminate): New function.
2815 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2816 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2817 (fr30_can_eliminate): New function.
2819 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2820 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2821 (frv_can_eliminate): New function.
2823 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2824 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2825 (h8300_can_eliminate): New function.
2827 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2828 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2829 (i386_can_eliminate): Declare as static, change return type to bool.
2830 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2832 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2833 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2834 (ia64_can_eliminate): New function.
2836 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2837 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2838 (iq2000_can_eliminate): New function.
2840 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2841 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2842 (m32r_can_eliminate): New function.
2844 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2845 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2846 (m68hc11_can_eliminate): New function.
2848 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2849 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2850 (m68k_can_eliminate): New function.
2852 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2853 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2854 (mep_can_eliminate): New function.
2856 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2857 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2858 (mips_can_eliminate): New function.
2860 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2861 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2862 (rs6000_can_eliminate): New function.
2864 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2865 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2866 (s390_can_eliminate): Declare as static.
2867 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2869 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2870 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2871 (score_can_eliminate): New function.
2873 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2874 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2875 (sparc_can_eliminate): Declare as static.
2876 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2878 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2879 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2880 (xstormy16_can_eliminate): New function.
2882 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2883 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2884 (v850_can_eliminate): New function.
2886 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2888 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2889 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2890 (*movdfcc_ext[1234]): Disable for IEEE mode.
2892 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2894 * gimplify.c (prepare_gimple_addressable): New static function.
2895 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2897 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2898 manually fiddling with it.
2900 2009-08-25 Michael Matz <matz@suse.de>
2902 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2903 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2905 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2906 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2907 (do_jump): Split out code for simple binary comparisons into ...
2908 (do_jump_1): ... this, taking the individual operands and code.
2909 Change callers to helper function above accordingly.
2910 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2913 2009-08-25 Michael Matz <matz@suse.de>
2915 * expr.h (struct separate_ops, sepops): New type for passing
2916 around an exploded simple expression.
2917 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
2918 Use this structure instead of expression tree.
2919 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
2920 expression, only its type.
2921 (expand_vec_cond_expr): Take type and individual operands instead
2923 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
2924 expand_vec_shift_expr): Change prototype accordingly.
2925 * tree-vect-stmts.c (vectorizable_condition): Change call of
2926 expand_vec_cond_expr_p to pass only type.
2927 * expr.c (do_store_flags): Change prototype and implementation
2928 to take an exploded expression.
2929 (expand_expr_real_1): New local ops initialized with details
2930 of the full expression. Use it instead of full
2931 expression in calls to do_store_flags, expand_vec_cond_expr,
2932 expand_widen_pattern_expr and expand_vec_shift_expr.
2934 2009-08-25 Michael Matz <matz@suse.de>
2936 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
2937 treeop2 initialized with first three operands of the full expression.
2938 Substitute all TREE_OPERAND (exp, [012]) calls with them.
2940 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
2942 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
2943 (__gthread_objc_condition_allocate): Mark arguments as unused.
2944 (__gthread_objc_condition_deallocate): Likewise.
2945 (__gthread_objc_condition_wait): Likewise.
2946 (__gthread_objc_condition_broadcast): Likewise.
2947 (__gthread_objc_condition_signal): Likewise.
2948 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
2949 (__gthread_objc_thread_id): Likewise.
2951 2009-08-25 Janus Weil <janus@gcc.gnu.org>
2954 * tree-pretty-print.c (print_call_name): Print the correct call name
2955 for procedure pointer components.
2957 2009-08-24 Steve Ellcey <sje@cup.hp.com>
2959 * config/ia64/ia64.c (ia64_promote_function_mode): Call
2960 default_promote_function_mode when not VMS.
2962 2009-08-24 Olivier Hainque <hainque@adacore.com>
2964 * convert.c (convert_to_integer): Don't assume an input pointer is
2965 POINTER_SIZE wide. Fetch from the type instead.
2967 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2969 * configure.ac (AC_PREREQ): Bump to 2.64.
2971 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
2973 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
2974 (process_command): Don't search standard_exec_prefix_1 and
2975 standard_exec_prefix_2.
2977 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2979 * config/arm/arm.c (output_return_instruction): Handle for
2982 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2984 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2986 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2988 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
2989 (*arm_movdf_vfp): Likewise.
2991 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2993 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
2994 (vashr<mode>3): Rename from ashr<mode>3.
2995 (vlshr<mode>3): Rename from lshr<mode>3.
2997 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3000 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3001 (check_format_info_main): Use scalar_identify_flag.
3002 (check_format_types): Check for scalar size identity if
3003 scalar_identify_flag is set.
3004 (printf_length_specs): Extend by new field.
3005 (asm_fprintf_length_specs): Likewise.
3006 (gcc_diag_length_specs): Likewise.
3007 (scanf_length_specs): Likewise.
3008 (strfmon_length_specs): Likewise.
3009 (gcc_gfc_length_specs): Likewise.
3010 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3011 (ms_printf_flag_specs): Likewise.
3012 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3014 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3017 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3018 (*call_value_pop_1): Ditto.
3019 (*sibcall_pop_1): New insn pattern.
3020 (*sibcall_value_pop_1): Ditto.
3022 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3025 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3028 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3031 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3032 (get_reg_use_in): New function.
3033 (forward_propagate_subreg): Propagate through subreg of zero_extend
3036 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3038 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3039 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3041 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3043 * configure.ac: Remove --with-datarootdir, --with-docdir,
3044 --with-htmldir switches. No need to call AC_SUBST for
3045 datarootdir, docdir, htmldir any more.
3046 * configure: Regenerate.
3047 * doc/install.texi (Configuration): Document --datarootdir,
3048 --docdir, --htmldir, --pdfdir; update documentation for
3049 --infodir, --mandir.
3050 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3053 * aclocal.m4: Regenerate.
3054 * config.in: Regenerate.
3055 * configure: Regenerate.
3057 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3058 Olivier Hainque <hainque@adacore.com>
3060 * config/ia64/ia64.c: Include libfuncs.h.
3061 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3062 (ia64_expand_call): Use reg 25 on VMS.
3063 (ia64_initialize_trampoline): Fix for VMS ABI.
3064 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3065 (ia64_function_arg): Initialize reg 25 on VMS.
3066 Fix OpenVMS ABI issues for varargs.
3067 For OpenVMS, emit the Argument Information register set in the
3068 incoming/sibcall case as well.
3069 (ia64_arg_type): New function.
3070 (ia64_function_arg_advance): Keep track of cum->words.
3071 Fix OpenVMS ABI issues for varargs.
3072 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3073 (ia64_override_options): Set flag_no_common on VMS.
3074 (ia64_init_builtins): Disable FWRITE builtin.
3075 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3076 (ia64_vms_init_libfuncs): Add decc$ routines.
3077 (ia64_vms_valid_pointer_mode): New function.
3078 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3079 (ia64_promote_function_mode): New function
3080 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3081 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3082 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3083 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3084 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3085 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3086 Suppress trailing '#' if VALUE is numeric.
3087 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3088 ia64_promote_function_mode.
3089 (TARGET_VALID_POINTER_MODE): Define.
3091 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3094 * config/rs6000/rs6000.c (rs6000_override_options): Use
3095 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3098 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3099 reporting of vector + decimal/boolean/complex error.
3101 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3103 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3104 __vector double TYPE_DECL.
3106 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3108 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3109 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3110 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
3111 to pointer to enum machine_mode. Update all callers as needed.
3113 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3115 * config/alpha/alpha.md (exception_receiver): Emit alternative
3116 GP load sequence if flag_reorder_blocks_and_partition is set.
3117 (*exception_receiver_2): Also enable when
3118 flag_reorder_blocks_and_partition is set.
3120 2009-08-20 Matt Rice <ratmice@gmail.com>
3121 Diego Novillo <dnovillo@google.com>
3123 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
3126 2009-08-20 Richard Guenther <rguenther@suse.de>
3128 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
3129 * c-tree.h (c_dup_lang_specific_decl): Remove.
3130 (struct lang_decl, struct lang_type): Move definitions ...
3131 * c-lang.h: ... here. New file.
3132 * c-decl.c: Include c-lang.h.
3133 (c_dup_lang_specific_decl): Remove.
3134 * c-typeck.c: Include c-lang.h.
3135 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3136 (c-typeck.o): Likewise.
3137 * c-config-lang.in (gtfiles): Add c-lang.h.
3138 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3141 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3143 * config/alpha/alpha.c (alpha_end_function): Do not clear
3144 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3145 this is now handled in generic code.
3147 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3149 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3150 (s390_z10_fix_long_loop_prediction): New function.
3151 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3152 (s390_reorg): Walk over the INSNs and invoke
3153 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3155 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3157 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3158 "*brx_64bit", "*brx_31bit"): New patterns.
3159 * config/s390/s390.c ('E'): New output modifier.
3161 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3162 Richard Earnshaw <richard.earnshaw@arm.com>
3164 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3165 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3167 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3169 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3171 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3172 for mode mode of operand0 when doing secondary reload for SAR.
3174 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3177 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3178 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3180 2009-08-19 Jason Merrill <jason@redhat.com>
3182 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3183 supported template depth in C++0x.
3185 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3187 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3188 free_after_compilation.
3189 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3190 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3191 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3192 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3193 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3194 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3195 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3197 2009-08-19 Ian Lance Taylor <iant@google.com>
3199 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3200 of (plus (mult (neg B) C) A).
3202 2009-08-18 Michael Matz <matz@suse.de>
3204 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3205 instead of comparing TYPE_MAIN_VARIANT for equality.
3206 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3207 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3208 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3209 * gimplify.c (goa_lhs_expr_p): Ditto and use
3210 STRIP_USELESS_TYPE_CONVERSION.
3212 2009-08-18 Michael Matz <matz@suse.de>
3214 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3215 first field in a struct.
3216 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3218 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3220 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3221 locators before emit_insn is called. Remove assert that
3223 (alpha_end_function): Clear crtl->emit structure and free insn
3224 locators if cfun->is_thunk is true.
3226 2009-08-18 Jason Merrill <jason@redhat.com>
3228 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3230 * configure.ac: Test for it.
3231 * configure, config.in: Regenerate.
3232 * doc/install.texi: Document --enable-gnu-unique-object.
3234 2009-08-18 Richard Guenther <rguenther@suse.de>
3237 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3238 pow(x,y*z) only if x is nonnegative.
3240 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3242 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3246 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3247 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3249 2009-08-17 DJ Delorie <dj@redhat.com>
3251 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3252 * config/m32c/prologue.md (epilogue_freit): New.
3254 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3255 (bank_switch_p): Likewise.
3256 (fast_interrupt_p): Likewise.
3257 (interrupt_p): Likewise.
3258 (m32c_conditional_register_usage): Round memregs size up.
3259 (need_to_save): We only need to save $a0 when we use ENTER.
3260 (interrupt_p): Check for fast_interrupt too.
3261 (bank_switch_p): New.
3262 (fast_interrupt_p): New.
3263 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3264 (m32c_emit_prolog): Support bank switching and fast interrupts.
3265 * doc/extend.texi (Function Attributes): Add bank_switch and
3268 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3270 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3271 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3273 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3275 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3276 (menu): Add IA-64/VMS Options.
3277 (IA-64/VMS Options): Likewise.
3279 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3282 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3284 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3286 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3287 (mips_pop_asm_switch): Likewise.
3288 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3290 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3291 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3292 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3293 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3294 instead of set_noreorder.
3295 (mips_output_function_prologue): Use the new functions.
3296 (mips_output_function_epilogue): Likewise.
3297 (mips_need_noat_wrapper_p): New function, split out from...
3298 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3299 Use mips_push_asm_switch and mips_pop_asm_switch.
3300 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3301 and mips_pop_asm_switch.
3302 (ASM_OUTPUT_REG_POP): Likewise.
3303 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3304 Use mips_pop_asm_switch.
3305 (mips_asm_switch): New structure.
3306 (set_noreorder, set_nomacro): Replace with...
3307 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3308 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3309 instead of set_nomacro.
3310 (fix_truncsfsi2_macro): Likewise.
3311 (cprestore): Likewise.
3312 (hazard): Use mips_noreorder instead of set_noreorder.
3313 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3315 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3317 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3318 from prev_active_insn.
3320 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3322 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3323 * config/avr/avr.c (avr_override_options): Initialize
3324 avr_current_arch variable.
3325 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3326 __AVR_HAVE_16BIT_SP__ according to the device type.
3327 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3329 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3330 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3332 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3335 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3336 generating inlined subroutine die only. We shouldn't be
3337 called for anything else.
3338 (gen_block_die): Don't generate inline subroutine debug info for
3341 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3343 * graphite-poly.c (print_pbb): Print PBB index.
3345 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3348 * graphite-interchange.c (ppl_max_for_le): Moved...
3349 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3350 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3351 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3352 * graphite-ppl.h (ppl_max_for_le): Declared.
3354 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3356 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3357 supported on all platforms.
3358 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3359 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3360 * c-pragma.c: Likewise.
3361 * target-def.h (TARGET_INITIALIZER): Remove
3362 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3363 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3365 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3367 * config/ia64/fde-vms.c: New file.
3368 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3369 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3370 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3371 (uw_frame_state_for): Only register a personality routine if it is
3372 known to be compatible with our expectations.
3373 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3374 Declare unw_table_entry stack variable and
3375 mod all calls to _Unwind_FindTableEntry to add arg.
3376 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3377 (_Unwind_FindTableEntry): Add arg to prototype.
3379 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3381 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3382 field 'signal_pfs_loc'.
3383 (uw_frame_state_for): Remove duplicate code dealing with leaf
3384 procedures without unwind info.
3385 If in the frame after unwinding through a signal handler, restore
3386 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3387 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3388 'pfs_loc' to the AR.PFS location in the signal context; instead
3389 set 'signal_pfs_loc'.
3390 Manually generate the unwind info for the AR.PFS register.
3391 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3392 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3393 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3394 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3395 instead set 'signal_pfs_loc'.
3396 Remove code preventing the AR.PFS register from being restored
3397 from the signal context.
3399 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3400 Tristan Gingold <gingold@adacore.com>
3402 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3403 * config/ia64/t-vms: New file.
3404 * config/ia64/vms64.h: New file.
3405 * config/ia64/vms.h: New file.
3406 * config/ia64/vms-crtinit.asm: New file.
3407 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3408 * config/ia64/vms-unwind.h: New file.
3410 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3412 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3415 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3418 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3420 * real.h (do_mpc_arg2): ... here.
3421 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3424 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3426 * final.c (add_debug_prefix_map): Don't use GC memory for
3427 old_prefix and new_prefix.
3429 2009-08-14 Richard Guenther <rguenther@suse.de>
3431 * ipa-prop.c (compute_complex_pass_through): If we cannot
3432 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3434 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3436 * c-lex.c (c_lex_with_flags): Increase size of local variable
3437 to avoid memory clobber.
3439 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3442 * config/i386/i386.c (ix86_fp_comparison_strategy):
3443 Only enable/disable sahf at function granularity.
3445 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3447 PR rtl-optimization/41064
3448 * reload1.c (reload_as_needed): Don't call extract_insn
3449 for known invalid replacements after calling
3450 validate_replace_rtx_group and verify_changes.
3452 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3455 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3456 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3457 ix86_expand_fp_vcond.
3458 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3459 Assert that operation is supported by ix86_expand_int_vcond.
3460 (vcondu<SSEMODE124C8:mode>): Ditto.
3462 2009-08-13 DJ Delorie <dj@redhat.com>
3464 * config/i386/djgpp-stdint.h: New.
3465 * config.gcc (djgpp): Use it.
3467 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3469 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3470 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3472 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3474 * tree-ssa-loop-prefetch.c
3475 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3476 for long-stride pruning.
3477 (compute_miss_rate): New function to compute the probability
3478 that two memory references access different cache lines.
3480 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3482 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3484 2009-08-13 Richard Guenther <rguenther@suse.de>
3487 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3488 use the constant pointer type.
3489 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3490 of CV qualifiers on the target pointer type.
3491 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3492 conversion check before restrict check.
3494 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3497 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3499 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3501 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3503 2009-08-12 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/41011
3506 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3507 and reference constructing.
3509 2009-08-12 Xinliang David Li <davidxl@google.com>
3511 PR tree-optimization/41012
3512 * tree-flow.h : New external interface.
3513 * gimple-low.c (check_call_arg): Change to public function.
3514 Remove argument mismatch check in lowering.
3515 * tree-inline.h (tree_can_inline_p): Interface change.
3516 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3518 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3519 Call change to tree_can_inline_p function.
3520 (cgraph_decide_inlining_incrementally): Ditto.
3522 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3524 PR tree-optimization/41031
3525 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3526 on the partition variable rather than promote_mode on the source
3527 type. Assert that the partition variable's type has the same
3528 mode as the source value's.
3530 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3532 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3533 for for_return == 2.
3534 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3536 * calls.c (expand_call): Fix typo.
3537 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3539 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3541 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3542 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3543 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3544 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3546 2009-08-12 Andrew Haley <aph@redhat.com>
3548 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3550 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3553 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3555 2009-08-12 Richard Guenther <rguenther@suse.de>
3557 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3558 * gimplify.c (gimplify_modify_expr): Do not use
3559 lang_hooks.types_compatible_p.
3560 * tree-ssa.c (useless_type_conversion_p): For aggregates
3561 just return false if the canonical types differ.
3563 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3566 * sese.c (convert_for_phi_arg): New.
3567 (add_guard_exit_phis): Use convert_for_phi_arg.
3569 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3571 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3572 unknown subscript upper bounds.
3574 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3575 Pranav Garg <pranav.garg2107@gmail.com>
3577 * graphite-interchange.c (gather_access_strides): Removed.
3578 (ppl_max_for_le): New.
3579 (build_linearized_memory_access): New.
3580 (memory_stride_in_loop): New.
3581 (pbb_interchange_profitable_p): Reimplemented.
3582 * graphite-ppl.h (ppl_new_id_map): New.
3583 (ppl_interchange): New.
3585 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3587 * graphite-interchange.c (compute_subscript): Removed.
3588 (compute_array_size_cstr): Removed.
3589 (compute_array_size_poly): Removed.
3590 (compute_array_size): Removed.
3591 (gather_access_strides_poly): Removed.
3592 (gather_access_strides): Empty.
3594 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3596 * graphite-dependences.c (dependence_polyhedron_1): Replace
3597 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3598 (graphite_legal_transform_dr): Same.
3599 (graphite_carried_dependence_level_k): Same.
3600 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3601 Initialize PDR_NB_SUBSCRIPTS.
3602 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3604 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3605 (PDR_NB_SUBSCRIPTS): New.
3606 (pdr_nb_subscripts): Removed.
3607 (pdr_dim): Simplified.
3608 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3609 with PDR_NB_SUBSCRIPTS.
3611 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3613 * graphite-interchange.c (compute_array_size): Remove use of
3615 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3616 Do not initialize PDR_DATA_CONTAINER.
3617 (print_pdr): Do not print PDR_DATA_CONTAINER.
3618 * graphite-poly.h (struct poly_dr): Remove data_container field.
3619 (PDR_DATA_CONTAINER): Removed.
3620 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3622 (build_poly_dr): Same.
3624 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3625 Sebastian Pop <sebastian.pop@amd.com>
3627 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3628 copy of the dependence polyhedron. Free the temporary objects.
3629 (graphite_carried_dependence_level_k): Free unused objects before
3632 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3633 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3634 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3635 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3636 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3638 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3640 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3641 Early return without analyzing the data dependences if no
3642 transform has been done. Call restore_scattering if the transform
3644 (graphite-interchange.c): Same.
3645 * graphite-poly.c (print_scattering_function): Test for
3647 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3648 (apply_poly_transforms): Do not gcc_assert that
3649 the transform is legal.
3650 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3651 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3652 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3653 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3654 * graphite-poly.h (struct poly_scattering): New.
3655 (struct poly_bb): Add original, transformed, and saved fields.
3656 Remove transformed_scattering, original_scattering,
3657 nb_local_variables and nb_scattering_transform fields.
3658 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3659 (poly_scattering_new): New.
3660 (poly_scattering_free): New.
3661 (poly_scattering_copy): New.
3662 (store_scattering_pbb): New.
3663 (store_scattering): New.
3664 (restore_scattering_pbb): New.
3665 (restore_scattering): New.
3666 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3667 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3669 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3671 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3674 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3676 * Makefile.in (graphite.o): Depends on PREDICT_H.
3677 * graphite.c: Include predict.h.
3678 (graphite_finalize): Call tree_estimate_probability.
3679 * predict.c (predict_loops): Do not call scev_initialize and
3681 (tree_estimate_probability_bb): New.
3682 (tree_estimate_probability): Do not initialize loops: move that
3683 code to the driver. Call tree_estimate_probability_bb.
3684 (tree_estimate_probability_driver): New.
3685 (pass_profile): Use tree_estimate_probability_driver.
3686 * predict.h (tree_estimate_probability): Declared.
3688 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3690 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3691 * graphite-dependences.c (graphite_legal_transform): Add time to
3692 TV_GRAPHITE_DATA_DEPS.
3693 (dependency_between_pbbs_p): Same.
3694 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3696 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3698 PR rtl-optimization/41033
3699 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3700 aliasing is disabled.
3702 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3704 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3705 si_mask_operand, and_load_operand, low_bitmask_operand,
3706 and_reg_operand, and_operand): New predicates.
3707 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3708 * config/mips/mips.c (and_operands_ok): New function.
3709 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3710 * config/mips/mips.md (move_type): Add ext_ins and logical.
3711 (type): Handle them.
3712 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3713 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3714 shift_shift. Remove commutative constraint modifier.
3715 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3717 (*clear_upper32_dext): Remove define_insn_and_split.
3718 (*clear_upper32): Turn this define_insn_and_split ...
3719 (splitter for ANDing register with 0xffff_ffff): .. into this.
3721 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3723 * combine.c (try_widen_shift_mode): Factor out code to check if an
3724 integer constant is a low-order bitmask from here ...
3725 * rtlanal.c (low_bitmask_len): ... to here.
3726 * rtl.h (low_bitmask_len): Declare.
3728 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3731 * config/alpha/alpha.md (addsi3): Remove expander.
3732 (addsi3): Rename from *addsi3_internal insn pattern.
3733 (subsi3): Remove expander.
3734 (subsi3): Rename from *subsi3_internal insn pattern.
3736 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3738 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3741 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3742 Eric Botcazou <botcazou@adacore.com>
3743 Douglas B Rupp <rupp@gnat.com>
3745 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3746 that records that fit in 64 bits are returned by immediate value,
3747 as required by OpenVMS Calling Standard.
3748 (function_value): Adjust for above modification.
3749 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3750 virtual_incoming_args_rtx as base object, not next_arg.
3751 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3753 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3755 * reload.c (find_reloads_subreg_address): Check the original
3756 req_equiv_mem address to detect the case where an address is
3757 not valid in the outer mode.
3759 2009-08-11 Richard Guenther <rguenther@suse.de>
3762 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3764 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3766 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3767 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3769 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3770 Douglas B Rupp <rupp@gnat.com>
3772 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3773 PT_STACK when frame_pointer_needed on OpenVMS.
3774 (alpha_pv_save_size, alpha_using_fp): Remove.
3775 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3776 with proper processing for PT_NULL.
3777 (alpha_vms_initial_elimination_offset): New function. Support for
3778 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3779 (alpha_sa_size): Force procedure type to PT_STACK when
3780 frame_pointer_needed on OpenVMS.
3781 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3782 (alpha_using_fp): Likewise.
3783 (alpha_vms_can_eliminate): Add prototype.
3784 (alpha_vms_initial_elimination_offset): Likewise.
3785 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3786 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3788 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3789 Douglas B Rupp <rupp@gnat.com>
3791 * config/alpha/alpha.c (common_object_handler): New function.
3792 (vms_attribute_table): Declare a single attribute "common_object".
3793 (vms_output_aligned_decl_common): New global function.
3794 (SECTION_VMS_OVERLAY): Delete.
3795 (SECTION_VMS_GLOBAL): Likewise.
3796 (SECTION_VMS_INITIALIZE): Likewise.
3797 (vms_asm_named_section): Remove support for above flags.
3798 (vms_section_type_flags): Delete.
3799 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3800 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3801 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3802 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3804 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3807 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3808 (sub_ddmmss): Likewise.
3810 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3813 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3816 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3819 * reload1.c (reload_as_needed): Use cancel_changes to completely
3820 undo a failed replacement attempt.
3822 2009-08-10 Richard Guenther <rguenther@suse.de>
3825 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3826 (useless_type_conversion_p): ... here. Require pointer targets
3829 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3832 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3833 loose the original type of the statement list.
3835 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3837 * config/alpha/alpha.c: Include libfuncs.h
3838 (avms_asm_output_extern): New function.
3839 (alpha_init_libfuncs): Init some decc libfuncs.
3840 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3841 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3842 (DO_CRTL_NAMES): Define.
3844 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3845 (LONG_TYPE_SIZE): Define.
3846 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3847 (SUBTARGET_SWITCHES): Define malloc64 switch.
3848 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3849 (MASK_RETURN_ADDR): Define.
3850 doc/invoke.texi (mmalloc64): Document switch.
3852 2009-08-09 Olivier Hainque <hainque@adacore.com>
3853 Douglas B Rupp <rupp@gnat.com>
3855 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3856 uses_condition_handler.
3857 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3858 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3859 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3860 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3861 (code_for_builtin): New insn codes for the new alpha_builtins.
3862 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3863 (alpha_sa_size): Account for uses_condition_handler.
3864 (alpha_expand_prologue): Likewise.
3865 (alpha_start_function): Likewise.
3866 (alpha_expand_epilogue): Likewise.
3867 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3868 establish/revert expanders.
3869 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3870 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3871 New expander, resorting to the alpha.c associated function.
3872 (builtin_revert_vms_condition_handler): Likewise.
3873 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3874 __gcc_shell_handler, the static VMS condition handler used as
3875 an indirection wrapper to the current dynamically established
3877 * config/alpha/vms-unwind.h: Complete rewrite.
3878 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3879 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3881 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3882 Douglas B Rupp <rupp@gnat.com>
3884 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3885 (alpha_need_linkage): Handle aliases. Return function symbol.
3886 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3887 Use ultimate alias target for the linkage name.
3888 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3889 by alpha_need_linkage for the function symbol.
3890 (setmemdi): Likewise.
3892 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3894 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3895 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3896 (ASM_WEAKEN_LABEL): Define.
3897 (CRT_CALL_STATIC_FUNCTION): Define.
3898 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3899 (ENDFILE_SPEC): Define.
3900 (INIT_SECTION_ASM_OP): Define.
3901 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3902 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3904 (MULTILIB_OSDIRNAMES): Define.
3905 (shlib_version): Define.
3906 (SHLIB_EXT): Define.
3907 (SHLIB_OBJS): Define.
3908 (SHLIB_NAME): Define.
3909 (SHLIB_MULTILIB): Define.
3910 (SHLIB_INSTALL): Define.
3911 (SHLIB_SYMVEC): Define.
3912 (SHLIB_SYMVECX2): Define.
3913 (SHLIB_LINK): Define.
3915 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3917 * config/alpha/alpha.c (alpha_initialize_trampoline):
3918 Initialize VMS trampoline IAW ABI for bounded procedure calls.
3919 (alpha_start_function): Emit transfer address on nested functions
3920 for VMS trampoline call.
3921 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
3922 since no longer used.
3923 * config/alpha/vms-tramp.asm: Remove.
3924 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
3925 since now only data initialized at runtime.
3927 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3929 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
3930 (LINK_GCC_C_SEQUENCE_SPEC): Define.
3931 (MD_EXEC_PREFIX): Remove, no longer used.
3932 (MD_STARTFILE_PREFIX): Likewise.
3933 (INCLUDE_DEFAULTS): Likewise.
3934 * config/alpha/t-vms:
3935 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
3937 2009-08-09 Richard Guenther <rguenther@suse.de>
3939 PR tree-optimization/41016
3940 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
3941 (operand_precision): Remove.
3942 (integral_operand_p): Likewise.
3943 (recognize_single_bit_test): Adjust.
3945 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3947 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
3948 operation overflows. Likewise non-cast unary arithmetic.
3949 If one arm of a conditional expression is always taken,
3950 inhibit evaluation warnings for the other arm. Likewise inhibit
3951 evaluation warnings for the second && or || operand if the first
3952 operand is enough to determine the result.
3953 * c-typeck.c (build_conditional_expr): Apply the same inhibition
3955 (build_binary_op): Prevent duplicate evaluation warnings.
3957 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3959 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
3960 and destination have different modes, Use promote_mode to
3961 determine the signedness of the conversion. Assert that the
3962 promoted source mode matches the destination mode. Don't pass
3963 the destination and destination mode to expand_expr if the source
3964 mode is different. Simplify conversion logic.
3966 2009-08-09 Ira Rosen <irar@il.ibm.com>
3968 PR tree-optimization/41008
3969 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
3970 from condition only in case it's a comparison. Adjust checks.
3972 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
3974 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
3975 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
3976 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
3977 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
3978 (dump_cand): Handle them.
3979 (struct iv_cand): New members COST_STEP and AINC_USE.
3980 (stmt_after_increment): Likewise.
3981 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
3982 callers changed. Use gimple_uid comparison instead of scanning.
3983 (add_candidate_1): When looking for identical candidates, take
3984 AINC_USE into account. Set it for new candidates.
3985 (force_expr_to_var_cost): Cast target_spill_cost to int.
3986 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
3987 All callers changed. Check for availability of autoinc addressing
3988 modes, both in general for a given mode, and in the specific use case.
3989 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
3991 (get_computation_cost): Likewise.
3992 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
3993 add_autoinc_candidates): New static functions.
3994 (add_candidate): Call add_autoinc_candidates for candidates based on
3996 (find_iv_candidates): Call set_autoinc_for_original_candidates.
3997 (determine_use_iv_cost_address): If we have an autoinc candidate at
3998 the matching use, verify autoinc is possible and subtract the cost
3999 of the candidate's step from the cost.
4000 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4001 member of the candidate.
4002 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4003 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4005 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4007 * config.build (ia64-hp-*vms*): New target.
4008 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4010 * config.gcc (ia64-hp-*vms*): New target.
4011 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4013 * config.host (ia64-hp-*vms*): New target.
4014 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4017 2009-08-08 Richard Guenther <rguenther@suse.de>
4019 PR tree-optimization/40991
4020 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4022 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4024 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4025 mode check. Do truncations in an integer mode.
4026 (force_to_mode): Handle subregs for all mode types. Only do
4027 arithmetic simplifications on integer modes.
4029 2009-08-07 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/40999
4032 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4033 (maybe_fold_reference): Lookup constant initializers.
4034 (fold_gimple_assign): Likewise.
4036 2009-08-07 Richard Guenther <rguenther@suse.de>
4038 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4039 that require structural equality defer to the langhook.
4041 2009-08-07 Martin Jambor <mjambor@suse.cz>
4043 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4045 (struct ipa_pass_through_data): New type.
4046 (struct ipa_ancestor_jf_data): New type.
4047 (union jump_func_value): Removed field formal_id, added fields
4048 pass_through and ancestor.
4049 (struct ipa_param_call_note): Changed type of formal_id to int from
4051 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4052 operations jump functions and ancestor jump functions.
4053 (compute_complex_pass_through): New function.
4054 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4055 reflect changes in the jump function strucutre.
4056 (update_jump_functions_after_inlining): Ignore complex pass-through
4057 and ancestor jump functions.
4058 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4059 polynomial pass-through with operation jump functions.
4061 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4063 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4064 fde->dw_fde_begin as begin label instead of hot/cold label.
4065 Use LLSDAC label instead of LLSDA for second section lsda.
4066 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4067 label instead of LLSDA if it is true.
4068 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4070 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4071 SECTION argument. Use it as index into crtl->eh.call_site_record
4073 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4074 use it to determine how to print table entries instead of using
4075 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4076 label instead of normal begin label as base.
4077 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4078 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4079 ensure no EH range spans between sections and that landing pads
4080 are always in the corresponding section.
4081 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4082 for crtl->eh.call_site_record being an array rather than scalar.
4083 (output_one_function_exception_table): New function, copied
4084 from output_function_exception_table. Adjust
4085 dw2_size_of_call_site_table, dw2_output_call_site_table
4086 callers. For SECOND section use *C suffixed labels.
4087 (output_function_exception_table): Call
4088 output_one_function_exception_table and, when doing hot/cold
4089 partitioning, also another time for the second section.
4090 * opts.c: Include except.h.
4091 (decode_options): Allow -freorder-blocks-and-partition with
4092 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4093 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4094 * function.h (struct rtl_eh): Change call_site_record from
4095 scalar into array of 2 elements.
4097 2009-08-07 Martin Jambor <mjambor@suse.cz>
4099 * ipa-prop.c (count_formal_params_1): New function.
4100 (ipa_get_vector_of_formal_parms): New function.
4101 (get_vector_of_formal_parm_types): New function.
4102 (ipa_modify_formal_parameters): New function.
4103 (ipa_modify_call_arguments): New function.
4104 (index_in_adjustments_multiple_times_p): New function.
4105 (ipa_combine_adjustments): New function.
4106 (ipa_dump_param_adjustments): New function.
4107 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4108 (ipa_get_vector_of_formal_parms): Declare.
4109 (ipa_modify_formal_parameters): Declare.
4110 (ipa_modify_call_arguments): Declare.
4111 (ipa_combine_adjustments): Declare.
4112 (ipa_dump_param_adjustments): Declare.
4113 (build_ref_for_offset): Declare.
4114 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
4115 * tree-sra.c: Include ipa-prop.c.
4116 (build_ref_for_offset): Make public.
4118 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
4120 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
4122 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
4124 * gcc/doc/extend.texi (__builtin_extract_return_address)
4125 (__builtin_frob_return_address): Document.
4127 2009-08-06 Paul Brook <paul@codesourcery.com>
4129 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
4130 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
4131 implementation on ARMv6-M.
4133 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4135 * doc/extend.texi (pcs): Document new attribute for ARM.
4137 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4139 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4142 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4144 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4147 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4149 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4151 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4153 Merge ARM/hard_vfp_branch to trunk.
4155 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4157 * arm.c (libcall_eq): New function.
4158 (libcall_hash): New function.
4159 (add_libcall): New function.
4160 (arm_libcall_uses_aapcs_base): New function.
4161 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4162 libcalls using the base PCS.
4163 (arm_init_cumulative_args): Likewise.
4165 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4167 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4168 Use base ABI for conversion libfuncs between HFmode and SFmode.
4170 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4172 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4173 V4SImode as representatives of all 64-bit and 128-bit vector
4174 types. Allow vector types without vector modes.
4175 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4176 without vector modes like BLKmode.
4177 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4178 BLKmode. Avoid unsupported vector modes or TImode moves for
4180 (aapcs_vfp_allocate_return_reg): Likewise.
4181 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4182 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4184 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4186 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4187 (arm_get_pcs_model): Pass attribute arguments to
4188 arm_pcs_from_attribute.
4189 (arm_init_cumulative_args): Use base AAPCS for conversions from
4190 floating-point types to DImode.
4191 (arm_attribute_table): Add pcs attribute.
4192 (arm_handle_pcs_attribute): New.
4193 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4194 conversions from floating-point types to DImode, also declare them
4195 to use base AAPCS and declare functions they call to use base
4196 AAPCS and their RTABI names.
4198 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4200 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4201 -mfloat-abi=hard not being supported for VFP.
4203 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4205 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4206 SYMBOL_REF to hard_libcall_value.
4208 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4209 Richard Earnshaw <rearnsha@arm.com>
4211 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4212 has been put on the stack, all remaining co-processory arguments for
4213 that co-processor also go on the stack.
4215 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4217 * config/arm/arm.c (arm_return_in_memory): Handle returning
4218 vectors of suitable size in registers also for AAPCS case.
4220 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4222 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4224 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4226 ARM Hard-VFP calling convention
4227 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4228 * target.h (gcc_target): Add libcall_value to table of call hooks.
4229 * targhooks.h (default_libcall_value): Default implementation.
4230 * targhooks.c (default_libcall_value): Likewise.
4231 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4232 * optabs.c (expand_unop): Use it.
4233 * expr.h (hard_libcall_value): Pass the function RTX through.
4234 * calls.c (emit_library_call_value_1): Update call to
4236 * explow.c (hard_libcall_value): Use new target hook.
4237 * testsuite/lib/target-supports.exp
4238 (check_effective_target_arm_hard_vfp_ok): New hook.
4239 (check_effective_target_arm_neon_ok): Improve test for neon
4241 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4242 * config/arm/arm.c: Include cgraph.h
4243 (TARGET_FUNCTION_VALUE): Override default hook.
4244 (arm_pcs_default): New variable.
4245 (arm_override_options): Don't fault hard calling convention with VFP.
4246 Add support for AAPCS variants.
4247 (arm_function_value): Make static. Handle AAPCS variants.
4248 (arm_libcall_value): New function.
4249 (arm_apply_result_size): Handle VFP registers in results.
4250 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4252 (pcs_attribute_args): New variable.
4253 (arm_pcs_from_attribute): New function.
4254 (arm_get_pcs_model): New function.
4255 (aapcs_vfp_cum_init): New function.
4256 (aapcs_vfp_sub_candidate): New function.
4257 (aapcs_vfp_is_return_candidate): New function.
4258 (aapcs_vfp_is_call_candidate): New function.
4259 (aapcs_vfp_allocate): New function.
4260 (aapcs_vfp_allocate_return_reg): New function.
4261 (aapcs_vfp_advance): New function.
4262 (aapcs_cp_arg_layout): New variable.
4263 (aapcs_select_call_coproc): New function.
4264 (aapcs_select_return_coproc): New function.
4265 (aapcs_allocate_return_reg): New function.
4266 (aapcs_libcall_value): New function.
4267 (aapcs_layout_arg): New function.
4268 (arm_init_cumulative_args): Initialize AAPCS args data.
4269 (arm_function_arg): Handle AAPCS variants using new interface.
4270 (arm_arg_parital_bytes): Likewise.
4271 (arm_function_arg_advance): New function.
4272 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4273 calling conventions.
4274 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4275 * arm.h (NUM_VFP_ARG_REGS): Define.
4276 (LIBCALL_VALUE): Update.
4277 (FUNCTION_VALUE): Delete.
4278 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4279 (arm_pcs): New enum.
4280 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4281 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4282 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4283 * arm-protos.h (arm_function_arg_advance): Add.
4284 (aapcs_libcall_value): Add.
4285 (arm_function_value): Delete.
4287 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4288 H.J. Lu <hongjiu.lu@intel.com>
4291 * config/i386/i386.c (standard_sse_mode_p): Remove.
4292 (standard_sse_constant_p): Return 2 for integer mode
4293 vector_all_ones_operand when SSE2 is enabled.
4294 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4295 (ix86_expand_vector_move): Do not check for negative values from
4296 standard_sse_constant_p.
4298 2009-08-06 Richard Guenther <rguenther@suse.de>
4300 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4301 array type comparisons frontend independent.
4302 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4303 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4304 out array reference lower bound and element size operands.
4305 (ao_ref_init_from_vn_reference): Properly compute the offset
4306 for ARRAY_RANGE_REF.
4307 (vn_reference_fold_indirect): Fill out array reference lower
4308 bound and element size operands.
4309 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4310 a non gimple valued reference operand which can happen for
4311 array reference lower bound or element size.
4312 (create_component_ref_by_pieces_1): Properly generate the
4313 element size operand for array references.
4315 2009-08-06 Richard Guenther <rguenther@suse.de>
4317 PR tree-optimization/40964
4318 * tree.c (iterative_hash_host_wide_int): Export.
4319 * tree.h (iterative_hash_host_wide_int): Declare.
4320 * tree-ssa-structalias.c (heapvar_map): New struct.
4321 (heapvar_map_eq): New function.
4322 (heapvar_map_hash): Likewise.
4323 (heapvar_lookup): Adjust.
4324 (heapvar_insert): Likewise.
4325 (make_constraint_from_heapvar): Allow multiple heap variables
4326 per decl at different offsets.
4327 (init_alias_heapvars): Adjust.
4329 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4331 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4332 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4333 trailing sync if TARGET_SYNC_AFTER_SC.
4335 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4337 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4338 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4339 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4340 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4341 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4342 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4343 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4344 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4345 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4346 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4347 the prototype declaration match the definition.
4348 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4349 instructions explicitly. Add barrier_before and operands
4351 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4352 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4353 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4354 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4355 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4356 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4358 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4360 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4362 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4363 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4366 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4369 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4371 PR rtl-optimization/40924
4372 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4373 make sure canon_rtx (mem_address) isn't simpler than
4374 canon_rtx (expanded_mem_address).
4376 2009-08-05 Li Feng <nemokingdom@gmail.com>
4378 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4380 (build_scop_drs): Build alias set for each SCoP.
4382 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4384 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4385 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4386 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4387 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4388 (BASE_DRIVER_SELF_SPECS): Likewise.
4390 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4392 * tree-ssa-alias.c: Fix some comment typos.
4394 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4396 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4397 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4399 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4402 * simplify-rtx.c (simplify_binary_operation_1): Disable
4403 simplifications for decimal float operations.
4405 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4408 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4409 operand of INDIRECT_REF.
4411 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4413 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4414 constants referencing TLS symbols.
4416 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4418 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4419 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4421 2009-08-03 Richard Guenther <rguenther@suse.de>
4423 * tree.c (make_vector_type): Build a main variant first,
4424 get the canonical one and then build the variant.
4425 * tree-ssa.c (useless_type_conversion_p_1): Handle
4427 (useless_type_conversion_p): Conversions to pointers to
4428 incomplete record types are useless.
4430 2009-08-03 Richard Guenther <rguenther@suse.de>
4432 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4433 file will be created.
4434 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4435 * toplev.c (compile_file): Adjust comment.
4437 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4439 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4440 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4441 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4442 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4443 (sh_promote_function_mode): Fix typo.
4445 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4447 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4449 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4451 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4452 declaration arguments.
4454 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4456 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4457 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4458 (ix86_split_ashl): Ditto.
4459 (ix86_expand_vector_init_one_nonzero): Ditto.
4460 (ix86_expand_vector_set): Ditto.
4461 (ix86_expand_reduc_v4sf): Ditto.
4463 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4465 * explow.c (promote_function_mode): Remove assert.
4466 * config/sh/sh.c (sh_promote_function_mode): Declare.
4468 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4470 * config/pa/pa.c (pa_promote_function_mode): Declare.
4471 Change to static. Fix promote_mode call.
4473 * gthr-dce.h (CONST_CAST2): Define if not defined.
4474 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4476 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4478 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4480 * expr.c (store_constructor): Use promote_decl_mode. Remove
4481 now write-only variable unsignedp.
4482 (expand_expr_real_1): Use promote_decl_mode.
4483 * expr.h (promote_function_mode, promote_decl_mode): New.
4484 (promote_mode): Remove last argument.
4485 * function.c (assign_temp): Drop last argument of promote_mode.
4486 (assign_parm_find_data_types): Use promote_function_mode.
4487 (assign_parm_setup_reg): Likewise.
4488 (expand_function_end): Use promote_function_mode.
4489 * calls.c (initialize_argument_information): Use promote_function_mode.
4490 (precompute_arguments): Use promote_mode instead of checking if
4491 only PROMOTE_FUNCTION_MODE is defined.
4492 (expand_call): When making sibcall decisions, use promote_function_mode.
4493 Below, remove an if for targetm.calls.promote_function_return and
4494 and use promote_function_mode.
4495 (emit_library_call_value_1): Use promote_function_mode, fix bug
4496 where promote_mode was passed FOR_CALL == 0 for a return value in an
4498 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4499 * explow.c (promote_function_mode, promote_decl_mode): New.
4500 (promote_mode): Keep only the FOR_CALL == 0 case.
4501 * combine.c (setup_incoming_promotion): Remove test of
4502 promote_function_args. Use promote_function_mode.
4503 * stmt.c (expand_value_return): Use promote_decl_mode.
4504 (expand_decl): Use promote_decl_mode.
4506 * expr.c (store_constructor): Use promote_decl_mode. Remove
4507 now write-only variable unsignedp.
4508 (expand_expr_real_1): Use promote_decl_mode.
4509 * expr.h (promote_function_mode, promote_decl_mode): New.
4510 (promote_mode): Remove last argument.
4511 * function.c (assign_temp): Drop last argument of promote_mode.
4512 (assign_parm_find_data_types): Use promote_function_mode.
4513 (assign_parm_setup_reg): Likewise.
4514 (expand_function_end): Use promote_function_mode.
4515 * calls.c (initialize_argument_information): Use promote_function_mode.
4516 (precompute_arguments): Use promote_mode instead of checking if
4517 only PROMOTE_FUNCTION_MODE is defined.
4518 (expand_call): When making sibcall decisions, use promote_function_mode.
4519 Below, remove an if for targetm.calls.promote_function_return and
4520 and use promote_function_mode.
4521 (emit_library_call_value_1): Use promote_function_mode, fix bug
4522 where promote_mode was passed FOR_CALL == 0 for a return value in an
4524 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4525 * explow.c (promote_function_mode, promote_decl_mode): New.
4526 (promote_mode): Keep only the FOR_CALL == 0 case.
4527 * combine.c (setup_incoming_promotion): Remove test of
4528 promote_function_args. Use promote_function_mode.
4529 * stmt.c (expand_value_return): Use promote_decl_mode.
4530 (expand_decl): Use promote_decl_mode.
4532 * explow.c (promote_function_mode): Just call the target hook.
4533 * targhooks.c (default_promote_function_mode,
4534 default_promote_function_mode_always_promote): New.
4535 * targhooks.h (default_promote_function_mode,
4536 default_promote_function_mode_always_promote): Declare.
4537 * target.h (promote_function_args, promote_function_return): Remove.
4538 (promote_function_mode): New.
4539 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4540 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4541 (TARGET_PROMOTE_FUNCTION_MODE): New.
4542 (TARGET_CALLS): Adjust.
4543 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4544 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4546 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4547 * config/s390/s390.c (s390_promote_function_mode): ... here,
4548 with pointer handling.
4549 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4550 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4552 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4553 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4554 with pointer handling.
4555 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4556 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4558 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4559 * config/sh/sh.c (sh_promote_function_mode): New.
4560 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4561 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4563 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4564 * config/cris/cris.c (cris_promote_function_mode): ... here.
4565 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4566 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4568 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4569 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4570 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4571 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4573 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4574 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4575 complex type handling.
4576 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4577 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4579 * config/pa/pa.c (pa_promote_function_mode): New.
4580 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4581 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4583 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4584 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4585 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4586 * config/xtensa/xtensa.c: Likewise.
4587 * config/stormy16/stormy16.c: Likewise.
4588 * config/iq2000/iq2000.c: Likewise.
4589 * config/rs6000/rs6000.c: Likewise.
4590 * config/picochip/picochip.c: Likewise.
4591 * config/arc/arc.c: Likewise.
4592 * config/mcore/mcore.c: Likewise.
4593 * config/score/score.c: Likewise.
4594 * config/mips/mips.c: Likewise.
4595 * config/bfin/bfin.c: Likewise.
4596 * config/ia64/ia64.c: Likewise (disabled though).
4598 * config/frv/frv.h: Remove pointless remark.
4600 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4601 TARGET_PROMOTE_FUNCTION_ARGS,
4602 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4603 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4605 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4607 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4608 -floop-parallelize-all.
4609 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4610 flag_loop_parallelize_all.
4611 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4612 * graphite.c (graphite_transform_loops): Same.
4614 * graphite-poly.c (apply_poly_transforms): Same.
4616 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4618 PR tree-optimization/40914
4619 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4620 if set, then check the delta field of the PMF record.
4621 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4622 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4623 call is stored in the delta.
4625 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4627 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4629 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4631 * config/i386/bsd.h (ASM_BYTE): New define.
4632 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4633 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4634 .byte. Use fputs or putc instead of fprintf where appropriate.
4635 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4636 fputs or putc instead of fprintf where appropriate.
4637 * config/i386/i386elf.h: Ditto.
4638 * config/i386/sysv4.h: Ditto.
4640 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4641 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4642 (*tls_global_dynamic_64): Ditto.
4644 2009-07-31 Christian Bruel <christian.bruel@st.com>
4646 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4648 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4650 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4651 Remove dead code for MINUS.
4653 2009-07-31 Anthony Green <green@moxielogic.com>
4655 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4657 (moxie_expand_epilogue): Ditto for epilogue.
4658 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4660 (moxie_function_arg): Ditto.
4661 (moxie_pass_by_reference): Ditto.
4662 (moxie_arg_partial_bytes): Ditto.
4663 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4664 (FUNCTION_ARG_ADVANCE) Ditto.
4665 (REG_PARM_STACK_SPACE) Ditto.
4666 (FUNCTION_ARG_REGNO_P) Dito.
4668 * config.gcc: Add moxie linux config support.
4669 * gcc/config/moxie/uclinux.h: New file.
4671 2009-07-31 DJ Delorie <dj@redhat.com>
4673 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4674 (UNSPECV_SP_SWITCH_E): New.
4675 (sp_switch_1): Change to an unspec.
4676 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4678 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4679 reference the new stack's address
4681 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4683 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4684 graphite-clast-to-gimple.o, graphite-dependences.o,
4685 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4686 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4687 (graphite-blocking.o,
4688 graphite-clast-to-gimple.o, graphite-dependences.o,
4689 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4690 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4691 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4692 * cfgloop.h (struct loop): Add can_be_parallel field.
4693 * common.opt (fgraphite-identity): Moved up.
4694 (fgraphite-force-parallel): New flag.
4695 * graphite.c: Rewrite.
4696 * graphite.h: Rewrite.
4697 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4699 * toplev.c (graphite_out_file): New file descriptor.
4700 (graphite_in_file): New.
4701 (process_options): flag_graphite_force_parallel cannot be used without
4703 * tree-ssa-loop.c: Include toplev.h.
4704 (gate_graphite_transforms): Enable flag_graphite for
4705 flag_graphite_force_parallel.
4707 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4709 * ChangeLog.graphite: New.
4710 * graphite-blocking.c: New.
4711 * graphite-clast-to-gimple.c: New.
4712 * graphite-clast-to-gimple.h: New.
4713 * graphite-dependences.c: New.
4714 * graphite-dependences.h: New.
4715 * graphite-interchange.c: New.
4716 * graphite-poly.c: New.
4717 * graphite-poly.h: New.
4718 * graphite-ppl.c: New.
4719 * graphite-ppl.h: New.
4720 * graphite-scop-detection.c: New.
4721 * graphite-scop-detection.h: New.
4722 * graphite-sese-to-poly.c: New.
4723 * graphite-sese-to-poly.h: New.
4727 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4729 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4730 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4732 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4734 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4735 (scev_is_linear_expression): Return false if the evolution is not
4736 affine multivariate.
4738 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4740 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4741 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4743 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4745 * tree-data-ref.c (debug_data_references): New.
4746 (debug_data_reference): New.
4747 * tree-data-ref.h (debug_data_references): Declared.
4748 (debug_data_reference): Declared.
4750 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4752 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4753 * tree-data-ref.h (scop_p): Removed.
4754 (struct data_reference): Remove field scop.
4756 (stmt_simple_memref_p): Removed.
4758 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4760 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4761 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4764 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4766 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4768 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4770 * doc/invoke.texi (-fgraphite-identity): Documented.
4772 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4774 * tree-scalar-evolution.c: Fix comment.
4775 (instantiate_scev_1): Return unknow from scev instantiation if the
4776 result is not above instantiate_below.
4778 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4780 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4781 static anymore. Instantiate the symbols that may have been introduced
4783 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4786 2009-07-30 DJ Delorie <dj@redhat.com>
4788 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4789 .vliw directive to VLIW sections.
4791 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4793 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4795 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4796 (AUTOHEADER): New variable.
4797 ($(srcdir)/cstamp-h.in): Use it.
4799 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4800 Pat Haugen <pthaugen@us.ibm.com>
4801 Revital Eres <ERES@il.ibm.com>
4803 * config/rs6000/vector.md (VEC_F): Add VSX support.
4807 (vector_load_<mode>): Ditto.
4808 (vector_store_<mode>): Ditto.
4809 (vector GPR move split): Ditto.
4810 (vec_reload_and_plus_<mptrsize>): Ditto.
4811 (vec_reload_and_reg_<mptrsize>): Ditto.
4812 (add<mode>3): Ditto.
4813 (sub<mode>3): Ditto.
4814 (mul<mode>3): Ditto.
4815 (neg<mode>2): Ditto.
4816 (abs<mode>2): Ditto.
4817 (smin<mode>3): Ditto.
4818 (smax<mode>3): Ditto.
4819 (vector_eq<mode>): Ditto.
4820 (vector_gt<mode>): Ditto.
4821 (vector_ge<mode>): Ditto.
4822 (vector_gtu<mode>): Ditto.
4823 (vector_select_<mode>_uns): Ditto.
4824 (vector_eq_<mode>_p): Ditto.
4825 (vector_gt_<mode>_p): Ditto.
4826 (vector_ge_<mode>_p): Ditto.
4827 (vector_gtu_<mode>_p): Ditto.
4828 (cr6_test_for_zero): Ditto.
4829 (cr6_test_for_zero_reverse): Ditto.
4830 (cr6_test_for_lt): Ditto.
4831 (cr6_test_for_lt_reverse): Ditto.
4832 (xor<mode>3): Ditto.
4833 (ior<mode>3): Ditto.
4834 (and<mode>3): Ditto.
4835 (one_cmpl<mode>2): Ditto.
4836 (nor<mode>2): Ditto.
4837 (andc<mode>2): Ditto.
4838 (float<VEC_int<mode>2): Ditto.
4839 (unsigned_float<VEC_int><mode>2): Ditto.
4840 (fix_trunc<mode><VEC_int>2): Ditto.
4841 (fixuns_trunc<mode><VEC_int>2): Ditto.
4843 (vec_set<mode>): Ditto.
4844 (vec_extract<mode>): Ditto.
4845 (vec_interleave_highv4sf): Ditto.
4846 (vec_interleave_lowv4sf): Ditto.
4847 (vec_realign_load_<mode>): Ditto.
4848 (vec_shl_<mode>): Ditto.
4849 (vec_shr_<mode>): Ditto.
4850 (div<mode>3): New patterns for VSX.
4851 (vec_interleave_highv2df): Ditto.
4852 (vec_interleave_lowv2df): Ditto.
4853 (vec_pack_trunc_v2df): Ditto.
4854 (vec_pack_sfix_trunc_v2df): Ditto.
4855 (vec_pack_ufix_trunc_v2df): Ditto.
4856 (vec_unpacks_hi_v4sf): Ditto.
4857 (vec_unpacks_lo_v4sf): Ditto.
4858 (vec_unpacks_float_hi_v4si): Ditto.
4859 (vec_unpacks_float_lo_v4si): Ditto.
4860 (vec_unpacku_float_hi_v4si): Ditto.
4861 (vec_unpacku_float_lo_v4si): Ditto.
4862 (movmisalign<mode>): Ditto.
4863 (vector_ceil<mode>2): New patterns for vectorizing math library.
4864 (vector_floor<mode>2): Ditto.
4865 (vector_btrunc<mode>2): Ditto.
4866 (vector_copysign<mode>3): Ditto.
4868 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4869 predicate for setting the high bit in each word, used for copysign.
4871 * config/rs6000/ppc-asm.h (f19): Whitespace.
4872 (f32-f63): Define if VSX.
4873 (v0-v31): Define if Altivec.
4874 (vs0-vs63): Define if VSX.
4876 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4878 * config/rs6000/power7.md: New file, provide tuning parameters for
4881 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4882 (rs6000_cpu_cpp_builtins): Ditto.
4883 (altivec_overloaded_builtins): Ditto.
4884 (altivec_resolve_overloaded_builtin): Ditto.
4886 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4887 debug switch to disable vectorizing simple math builtin
4890 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4891 Vectorize simple math builtin functions.
4892 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4893 hook to vectorize math builtins.
4894 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4895 (rs6000_builtin_conversion): Add VSX/power7 support.
4896 (rs6000_builtin_vec_perm): Ditto.
4897 (vsplits_constant): Add support for loading up a vector constant
4898 with just the high bit set in each part.
4899 (rs6000_expand_vector_init): Add VSX/power7 support.
4900 (rs6000_expand_vector_set): Ditto.
4901 (rs6000_expand_vector_extract): Ditto.
4902 (rs6000_emit_move): Ditto.
4903 (bdesc_3arg): Ditto.
4904 (bdesc_2arg): Ditto.
4905 (bdesc_1arg): Ditto.
4906 (rs6000_expand_ternop_builtin): Ditto.
4907 (altivec_expand_builtin): Ditto.
4908 (rs6000_expand_unop_builtin): Ditto.
4909 (rs6000_init_builtins): Ditto.
4910 (altivec_init_builtins): Ditto.
4911 (builtin_function_type): Ditto.
4912 (rs6000_common_init_builtins): Ditto.
4913 (rs6000_handle_altivec_attribute); Ditto.
4914 (rs6000_mangle_type): Ditto.
4915 (rs6000_vector_mode_supported_p): Ditto.
4916 (rs6000_mode_dependent_address): Altivec addresses with AND -16
4919 * config/rs6000/vsx.md: New file for VSX support.
4921 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
4922 identifing values with just the most significant bit set.
4923 (enum rs6000_builtins): Add builtins for VSX. Add simple math
4924 vectorized builtins.
4926 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
4927 (UNSPEC_VRFIM): Delete.
4928 (splitter for loading up vector with most significant bit): New
4929 splitter for vectorizing copysign.
4930 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
4931 vectorizing simple math functions.
4932 (altivec_vrfip): Add support for vectorizing simple math functions.
4933 (altivec_vrfim): Ditto.
4934 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
4936 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
4937 (power7.md, vsx.md): Include for power7 support.
4938 (copysigndf3): Use VSX instructions if -mvsx.
4939 (negdf2_fpr): Ditto.
4940 (absdf2_fpr): Ditto.
4941 (nabsdf2_fpr): Ditto.
4942 (adddf3_fpr): Ditto.
4943 (subdf3_fpr): Ditto.
4944 (muldf3_fpr): Ditto.
4945 (divdf3_fpr): Ditto.
4946 (fix_truncdfdi2_fpr): Ditto.
4947 (cmpdf_internal1): Ditto.
4948 (fred, fred_fpr): Convert into expander/insn to add VSX support.
4949 (btruncdf2, btruncdf2_fpr): Ditto.
4950 (ceildf2, ceildf2_fpr): Ditto.
4951 (floordf2, floordf2_fpr): Ditto.
4952 (floatdidf2, floatdidf2_fpr): Ditto.
4953 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
4954 (fmsubdf4_fpr): Ditto.
4955 (fnmadddf4_fpr_1): Ditto.
4956 (fnmadddf4_fpr_2): Ditto.
4957 (fnmsubdf4_fpr_1): Ditto.
4958 (fnmsubdf4_fpr_2): Ditto.
4959 (fixuns_truncdfdi2): Add expander for VSX support.
4960 (fix_truncdfdi2): Ditto.
4961 (fix_truncdfsi2): Ditto.
4963 (btruncsf2): Whitespace.
4964 (movdf_hardfloat32): Add support for VSX registers.
4965 (movdf_softfloat32): Ditto.
4966 (movdf_hardfloat64): Ditto.
4967 (movdf_hardfloat64_mfpgpr): Ditto.
4968 (movdf_softfloat64): Ditto.
4969 (movti splitters): Add check for vector registers supporting
4970 TImode in the future.
4971 (bpermd): Add power7 bpermd instruction.
4973 * config/rs6000/altivec.h (vec_div): Define if VSX.
4977 (vec_nearbyint): Ditto.
4980 (all predicates): Use the generic builtin function, and not the V4SF
4981 specific function so that the predicates will work with VSX's V2DF.
4985 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
4986 Document new VSX functions and types.
4988 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
4991 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
4992 "wa", and "j" constraints. Modify "v" to talk about Altivec
4993 instead of just vector.
4995 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
4998 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
4999 location for phi arguments.
5000 (rewrite_update_phi_arguments): Find locations for reaching defs.
5001 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5002 Add location to add_phi_arg calls.
5003 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5004 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5005 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5006 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5007 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5008 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5009 * tree-phinodes.c (make_phi_node): Initialize location.
5010 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5011 (add_phi_arg): Add location parameter.
5012 (remove_phi_arg_num): Move location when moving phi argument.
5013 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5015 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5016 slpeel_update_phi_nodes_for_guard1,
5017 slpeel_update_phi_nodes_for_guard2,
5018 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5019 vect_loop_versioning): Set locations.
5020 * tree-parloops.c (create_phi_for_local_result,
5021 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5022 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5023 * tree-vect-loop.c (get_initial_def_for_induction,
5024 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5026 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5027 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5028 (gimple_phi_arg_set_location): New. Set locus.
5029 (gimple_phi_arg_has_location): New. Check for locus.
5030 (redirect_edge_var_map_location): New. Return locus from var_map.
5031 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5032 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5033 combining PHI arguments.
5034 (cond_store_replacement): Set location.
5035 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5036 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5037 scop_add_exit_phis_edge): Add locations.
5038 * tree-cfgcleanup.c (remove_forwarder_block,
5039 remove_forwarder_block_with_phi): Add locations.
5040 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5041 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5043 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5044 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5045 flush_pending_stmts): Add source location.
5046 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5047 stack to preserve locations.
5048 * tree-vect-stmts.c (vectorizable_load): Add location.
5049 * tree-inline.c (copy_phis_for_bb): Copy locus.
5050 (setup_one_parameter): Add call locus to inlined parameter stmts.
5051 (initialize_inlined_parameters): Pass in call location as parameter
5053 (tree_function_versioning): Pass location to setup_one_parameter.
5054 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5055 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5056 copy and edge lists.
5057 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5058 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5059 locus parameter and override the stmt default if provided.
5060 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5061 elim_graph_add_edge, elim_graph_remove_succ_edge,
5062 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5063 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5064 eliminate_phi): Add locus info in elimination graph for each edge and
5066 (insert_backedge_copies): Copy locus if present.
5067 * tree-flow.h (struct _edge_var_map): Add locus field.
5068 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5069 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5070 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5072 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5074 2009-07-30 Martin Jambor <mjambor@suse.cz>
5076 PR tree-optimization/40570
5077 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5080 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5082 * ssa-loop-manip.c: Include langhooks.h.
5083 (rewrite_phi_with_iv): New.
5084 (rewrite_all_phi_nodes_with_iv): New.
5085 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5086 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5087 * tree-parloops.c (loop_parallel_p): Move out all conditions
5088 except dependency check.
5089 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5090 (gen_parallel_loop): Call canonicalize_loop_ivs without
5091 reduction_list argument.
5092 (build_new_reduction): New.
5093 (gather_scalar_reductions): New.
5094 (try_get_loop_niter): New.
5095 (try_create_reduction_list): New.
5096 (parallleize_loops): Change the parallel conditions check.
5097 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5098 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5100 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5102 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5104 * doc/options.texi (Option properties): Mention new quoting syntax.
5106 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5108 * config/alpha/alpha.c (alpha_start_function):
5109 Handle VMS_DEBUG_MAIN_POINTER
5110 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
5111 * doc/invoke.texi: Document -mdebug-main switch.
5113 2009-07-29 Richard Henderson <rth@redhat.com>
5115 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
5116 (cgraph_create_edge_including_clones): Likewise.
5117 * tree-inline.c (copy_bb): Operate on the correct edges
5118 when updating the callgraph.
5120 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5122 * config/alpha/vms-cc.c: Deleted.
5123 * config/alpha/vms-ld.c: Deleted.
5124 * config/alpha/t-vms64: Moved to config/vms
5125 * config/alpha/vms-crt0-64.c: Moved to config/vms
5126 * config/alpha/vms-crt0.c: Moved to config/vms
5127 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
5128 * config/alpha/vms-psxcrt0.c: Moved to config/vms
5129 * config/alpha/xm-vms.h: Moved to config/vms
5130 * config/alpha/x-vms: Moved to config/vms
5131 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5133 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5134 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5136 * config/vms/t-vms64: Moved here from config/alpha
5137 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5138 (argc,argv,envp): Enforce 32bit malloc'ing.
5139 * config/vms/vms-psxcrt0-64.c: Likewise.
5140 * config/vms/vms-crt0.c: Moved here from config/alpha.
5141 * config/vms/vms-psxcrt0.c: Likewise.
5142 * config/vms/vms-crtl-64.h: New file.
5143 * config/vms/vms-crtl.h: New file.
5144 * config/vms/vms.opt: New file.
5145 * config/vms/xm-vms64.h: New file.
5146 * config/vms/xm-vms.h: Moved here from config/alpha.
5147 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5149 * config/vms/x-vms: Moved here from config/alpha.
5150 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5151 (vms-ld.o, vms-cc.o): Removed.
5152 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5154 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5156 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5157 correct stack (obvious VMS fix).
5159 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5161 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5162 date, version info if VMS_DEBUGGING_INFO defined.
5163 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5164 size, date calculating code moved here.
5166 2009-07-29 Paul Brook <paul@codesourcery.com>
5168 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5171 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5174 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5175 to DImode when generating insq_le insn.
5177 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5179 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5180 New macro set for VMS_DEBUGGGING_INFO.
5181 (AT_string_form): Use it.
5183 2009-07-28 DJ Delorie <dj@redhat.com>
5185 * config/mep/mep.c (vtext_section): New.
5186 (vftext_section): New.
5187 (ftext_section): New.
5188 (mep_select_section): Add support for functions.
5189 (mep_unique_section): Likewise.
5190 (mep_asm_init_sections): Likewise.
5191 (mep_encode_section_info): Remove it from here.
5193 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5195 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5197 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5198 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5200 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5202 * dwarf2out.c (output_file_names): Test new macro
5203 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5204 (add_comp_dir_attribute): Likewise.
5206 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5208 * config/i386/mingw-w64.h (LINK_SPEC): Add
5209 separating space between commands.
5211 2009-07-28 Jan Hubicka <jh@suse.cz>
5213 PR tree-optimization/40759
5214 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5217 2009-07-27 DJ Delorie <dj@redhat.com>
5219 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5220 types are dword-aligned.
5221 (mep_expand_va_start): Likewise.
5223 2009-07-27 Olivier Hainque <hainque@adacore.com>
5224 Douglas B Rupp <rupp@gnat.com>
5226 * convert.c (convert_to_pointer): Don't assume the target
5227 pointer type is POINTER_SIZE long. Fetch its precision instead.
5229 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5231 * system.h (fopen): Undefine if macro.
5233 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5235 * dwarf2out.c (output_cfi_p): Removed.
5236 (output_cfis): New function.
5237 (output_fde): New function, split from output_call_frame_info.
5238 (output_call_frame_info): Use it.
5239 (dwarf2out_switch_text_section): Use output_cfis.
5241 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5243 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5244 TARGET_BI_ARCH is specified without enabling SJLJ.
5245 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5246 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5248 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5250 * arm.md (negdi2): Use DImode if forcing a value into a register.
5252 2009-07-26 Ira Rosen <irar@il.ibm.com>
5254 PR tree-optimization/40801
5255 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5256 of vector operand from the previous copy of vector statement.
5257 Pass the correct definition type value to
5258 vect_get_vec_def_for_stmt_copy().
5260 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5262 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5263 const char ** conversion.
5265 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5267 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5268 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5269 (gcc_unreachable): Invoke __builtin_unreachable() if
5270 !ENABLE_ASSERT_CHECKING.
5272 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5274 PR rtl-optimization/40445
5275 * emit-rtl.c (next_nonnote_insn_bb): New function.
5276 * rtl.h (next_nonnote_insn_bb): Declare new function.
5277 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5278 with no successors that is the successor of the ENTRY_BLOCK.
5279 Continue from the top after removing an empty fallthrough block.
5280 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5281 of next_nonnote_insn.
5283 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5285 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5287 2009-07-25 Martin Jambor <mjambor@suse.cz>
5289 * c-common.c (c_common_attribute_table): New element for noclone.
5290 (handle_noclone_attribute): New function. Forward-declare.
5291 * tree-inline.c (tree_versionable_function_p): Check for noclone
5293 * doc/extend.texi (Labels as Values): Document need for noclone.
5294 (Function Attributes): Document noclone attribute.
5296 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5298 PR rtl-optimization/34999
5299 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5300 and dw_fde_switched_cold_to_hot fields.
5301 (output_cfi_p): New function.
5302 (output_call_frame_info): If fde->dw_fde_switched_sections,
5303 output 2 FDEs instead of one with corrupted header.
5304 (dwarf2out_do_cfi_startproc): New function.
5305 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5306 and fde->dw_fde_switched_cold_to_hot.
5307 (dwarf2out_switch_text_section): Compute
5308 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5309 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5310 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5311 Otherwise, compute fde->dw_fde_switch_cfi.
5313 2009-07-24 Cary Coutant <ccoutant@google.com>
5315 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5317 2009-07-24 Cary Coutant <ccoutant@google.com>
5319 * cfghooks.c (split_block): Copy discriminator to new block.
5320 * tree-cfg.c (assign_discriminator): Check location of last
5321 instruction in block as well as first.
5323 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5325 * config/i386/linux.c: Use fputs or putc instead of fprintf
5327 * config/i386/gas.h: Ditto.
5328 * config/i386/x86-64.h: Ditto.
5329 * config/i386/att.h: Ditto.
5331 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5333 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5336 2009-07-24 Martin Jambor <mjambor@suse.cz>
5338 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5339 (ipa_push_func_to_list_1): Declare.
5340 (ipa_push_func_to_list): New function.
5342 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5343 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5344 (ipa_push_func_to_list): Removed.
5345 (ipa_pop_func_from_list): Clear node_enqueued flag.
5347 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5349 * config/s390/s390.c (override_options): Default
5350 max-unrolled-insns to 100 for z10 tuning.
5352 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5354 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5355 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5356 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5357 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5358 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5359 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5360 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5362 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5364 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5365 use default set in mingw32.h header.
5366 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5367 64-bit /mingw/include path.
5368 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5371 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5373 PR rtl-optimization/40209
5374 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5376 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5378 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5379 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5380 with the rest of string where appropriate. Use fputs or putc
5381 instead of fprintf where appropriate.
5383 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5384 Pat Haugen <pthaugen@us.ibm.com>
5385 Revital Eres <ERES@il.ibm.com>
5387 * config/rs6000/vector.md: New file. Move most of the vector
5388 expander support here from altivec.md to allow for the VSX vector
5389 unit in the future. Add support for secondary_reload patterns.
5390 Rewrite the patterns for vector comparison, and vector comparison
5391 predicate instructions so that the RTL expresses the desired
5392 behavior, instead of using unspec.
5394 * config/rs6000/constraints.md ("f" constraint): Use
5395 rs6000_constraints to hold the precalculated register class.
5396 ("d" constraint): Ditto.
5397 ("wd" constraint): New constraint for VSX.
5398 ("wf" constraint): Ditto.
5399 ("ws" constraint): Ditto.
5400 ("wa" constraint): Ditto.
5401 ("wZ" constraint): Ditto.
5402 ("j" constraint): Ditto.
5404 * config/rs6000/predicates.md (vsx_register_operand): New
5406 (vfloat_operand): New predicate for vector.md.
5407 (vint_operand): Ditto.
5408 (vlogical_operand): Ditto.
5409 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5410 (easy_vector_constant): Add VSX support.
5411 (altivec_indexed_or_indirect_operand): New predicate for
5412 recognizing Altivec style memory references with AND -16.
5414 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5415 for vector secondary reload support.
5416 (rs6000_vector_reg_class): Delete, replacing it with
5418 (rs6000_vsx_reg_class): Ditto.
5419 (rs6000_constraints): New array to hold the register classes of
5420 each of the register constraints that can vary at runtime.
5421 (builtin_mode_to_type): New static array for builtin function type
5423 (builtin_hash_table): New static hash table for builtin function
5425 (TARGET_SECONDARY_RELOAD): Define target hook.
5426 (TARGET_IRA_COVER_CLASSES): Ditto.
5427 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5428 registers are 128 bits if VSX memory reference instructions are used.
5429 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5431 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5432 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5433 Print several of the scheduling related parameters.
5434 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5435 rs6000_constraints instead of rs6000_vector_reg_class. Move
5436 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5437 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5438 Altivec. Add VSX support. Setup for secondary reload support on
5439 Altivec/VSX registers.
5440 (rs6000_override_options): Make power7 set the scheduling groups
5441 like the power5. Add support for new debug switches to override
5442 the scheduling defaults. Temporarily disable -mcpu=power7 from
5443 setting -mvsx. Add support for debug switches -malways-hint,
5444 -msched-groups, and -malign-branch-targets.
5445 (rs6000_buitlin_conversion): Add support for returning unsigned
5446 vector conversion functions to fix regressions due to stricter
5448 (rs6000_builtin_mul_widen_even): Ditto.
5449 (rs6000_builtin_mul_widen_odd): Ditto.
5450 (rs6000_builtin_vec_perm): Ditto.
5451 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5452 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5454 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5456 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5457 VSX types for bit operations. Changes to accomidate vector.md.
5458 (bdesc_2arg): Ditto.
5459 (bdesc_1arg): Ditto.
5460 (struct builtin_description_predicates): Rewrite predicate
5461 handling so that RTL describes the operation, instead of passing
5462 the instruction to be used as a string argument.
5463 (bdesc_altivec_preds): Ditto.
5464 (altivec_expand_predicate_builtin): Ditto.
5465 (altivec_expand_builtin): Ditto.
5466 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5467 statement for vsldoi support.
5468 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5469 (altivec_expand_st_builtin): Ditto.
5470 (paired_expand_builtin): Whitespace changes.
5471 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5472 builtin_mode_to_type table for secondary reload. Call
5473 builtin_function_type to build random builtin functions.
5474 (altivec_init_builtins): Change to use builtin_function_type to
5475 create builtin function types dynamically as we need them.
5476 (builtin_hash_function): New support for hashing the tree types
5477 for builtin function as we need it, rather than trying to build
5478 all of the trees that we need. Add initial preliminary VSX support.
5479 (builtin_function_type): Ditto.
5480 (builtin_function_eq): Ditto.
5481 (builtin_hash_struct): Ditto.
5482 (rs6000_init_builtins): Ditto.
5483 (rs6000_common_init_builtins): Ditto.
5484 (altivec_init_builtins): Ditto.
5485 (rs6000_common_init_builtins): Ditto.
5486 (enum reload_reg_type): New enum for simplifing reg classes.
5487 (rs6000_reload_register_type): Simplify register classes into GPR,
5488 Vector, and other registers. Altivec and VSX addresses in reload.
5489 (rs6000_secondary_reload_inner): Ditto.
5490 (rs6000_ira_cover_classes): New target hook, that returns the
5491 appropriate cover classes, based on -mvsx being used or not.
5492 (rs6000_secondary_reload_class): Add VSX support.
5493 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5494 (get_vsel_insn): Ditto.
5495 (rs6000_emit_vector_compare): Rewrite vector conditional support
5496 so that where we can, we use RTL operators, instead of blindly use
5498 (rs6000_emit_vector_select): Ditto.
5499 (rs6000_emit_vector_cond_expr): Ditto.
5500 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5501 (create_TOC_reference): Add -mdebug=addr support.
5502 (emit_frame_save): VSX loads/stores need register indexed addressing.
5504 * config/rs6000/rs6000.md: Include vector.md.
5506 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5508 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5509 support for V2DI, V2DF in logical, permute, select operations.
5511 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5512 switch for vsx/power7.
5513 (-mvsx-scalar-memory): Ditto.
5514 (-mvsx-align-128): Ditto.
5515 (-mallow-movmisalign): Ditto.
5516 (-mallow-df-permute): Ditto.
5517 (-msched-groups): Ditto.
5518 (-malways-hint): Ditto.
5519 (-malign-branch-targets): Ditto.
5521 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5523 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5524 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5525 (rs6000_vector_reg_class): Delete.
5526 (rs6000_vsx_reg_class): Ditto.
5527 (enum rs6000_reg_class_enum): New enum for the constraints that
5528 vary based on target switches.
5529 (rs6000_constraints): New array to hold the register class for all
5530 of the register constraints that vary based on the switches used.
5531 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5532 (enum rs6000_builtins): Add unsigned varients for the builtin
5533 declarations returned by target hooks for expanding multiplies,
5534 select, and permute operations. Add VSX builtins.
5535 (enum rs6000_builtin_type_index): Add entries for VSX.
5536 (V2DI_type_node): Ditto.
5537 (V2DF_type_node): Ditto.
5538 (unsigned_V2DI_type_node): Ditto.
5539 (bool_long_type_node): Ditto.
5540 (intDI_type_internal_node): Ditto.
5541 (uintDI_type_internal_node): Ditto.
5542 (double_type_internal_node): Ditto.
5544 * config/rs6000/altivec.md (whole file): Move all expanders to
5545 vector.md from altivec.md. Rename insn matching functions to be
5547 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5548 (altivec_vcmp*): Ditto.
5549 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5550 (VM): New iterator for moves that includes the VSX types.
5551 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5552 (altivec_vperm_<mode>_uns): New, for unsigned types.
5553 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5554 (altivec_eq<mode>): Ditto.
5555 (altivec_gt<mode>): Ditto.
5556 (altivec_gtu<mode>): Ditto.
5557 (altivec_eqv4sf): Ditto.
5558 (altivec_gev4sf): Ditto.
5559 (altivec_gtv4sf): Ditto.
5560 (altivec_vcmpbfp_p): Ditto.
5562 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5564 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5567 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5570 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5571 ASM_SHORT instead of .word.
5572 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5573 instead of .word in asm template.
5575 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5578 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5579 (process_bb_node_lives): Use it.
5581 * ira.c (setup_cover_and_important_classes): Don't setup
5582 ira_important_class_nums. Add cover classes to the end of
5584 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5586 (find_reg_class_closure): Use reorder_important_classes.
5588 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5590 * config/i386/i386.c (i386_ira_cover_classes): New function.
5591 (TARGET_IRA_COVER_CLASSES): Redefine.
5593 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5594 importance of order of cover classes in the array.
5596 2009-07-22 Diego Novillo <dnovillo@google.com>
5598 * tree-pass.h (TDF_EH): Define.
5599 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5600 contains TDF_EH, print the EH region number holding GS.
5601 * tree-dump.c (dump_options): Add "eh".
5602 * doc/invoke.texi: Document it.
5604 2009-07-22 Doug Kwan <dougkwan@google.com>
5606 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5608 2009-07-22 Michael Matz <matz@suse.de>
5610 PR tree-optimization/35229
5611 PR tree-optimization/39300
5613 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5614 (inhibit_phi_insertion): New function.
5615 (insert_into_preds_of_block): Call it for REFERENCEs.
5616 (init_pre): Initialize and finalize scalar evolutions.
5617 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5619 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5621 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5622 Use CONST_VECTOR_NUNITS to determine number of elements.
5624 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5626 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5627 (U, W): Constraints are now deprecated and will be removed if we
5629 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5631 ("prefetch"): Add the stcmh instruction for prefetching.
5632 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5634 (s390_short_displacement): Return always true if compiling for
5635 machines not providing the long displacement facility.
5636 (s390_mem_constraint): Support the new constraint letter Z.
5637 (s390_check_qrst_address): New function.
5639 2009-07-21 DJ Delorie <dj@redhat.com>
5641 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5644 2009-07-21 Jason Merrill <jason@redhat.com>
5646 * c-common.c (max_tinst_depth): Increase default to 1024.
5648 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5651 (vec_unpacku_float_lo_v4si): Ditto.
5653 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5656 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5657 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5658 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5659 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5661 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5663 PR tree-optimization/40813
5664 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5667 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5669 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5670 with a NOP_EXPR if needed.
5672 2009-07-21 Paul Brook <paul@codesourcery.com>
5674 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5675 Terminate debug dump with newline.
5677 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5679 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5680 Cast "1" to unsigned HOST_WIDE_INT.
5681 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5682 deposit length to the maximum length - lsb. Extend length if
5683 HOST_BITS_PER_WIDE_INT is 32.
5685 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5687 * cgraph.h (constant_pool_htab): New function.
5688 (constant_descriptor_tree): Move from varasm.c.
5689 * varasm.c (constant_pool_htab): New function.
5690 (constant_descriptor_tree): Move to cgraph.h.
5692 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5694 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5696 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5698 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5701 2009-07-20 Xinliang David Li <davidxl@google.com>
5703 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5705 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5707 * config/mips/mips.md (move_type): Add arith.
5708 (type): Handle arith.
5709 (zero_extendsidi2): Rename this into ...
5710 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5711 (zero_extendsidi2): New expander.
5712 (*zero_extendsidi2_dext): New pattern.
5714 2009-07-20 Nick Clifton <nickc@redhat.com>
5716 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5717 to set MIPS_ABI_DEFAULT.
5718 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5720 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5722 * tree-object-size.c (addr_object_size): Handle unions with
5723 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5725 PR tree-optimization/40792
5726 * tree.c (build_function_type_skip_args): Remove bogus assert.
5728 2009-07-20 Jan Hubicka <jh@suse.cz>
5729 Martin Jambor <mjambor@suse.cz>
5731 * cgraph.h (combined_args_to_skip): New field.
5732 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5733 combined_args_to_skip and args_to_skip.
5734 * tree-inline.c (update_clone_info): New function.
5735 (tree_function_versioning): Call update_clone_info.
5736 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5738 (cgraph_materialize_all_clones): More extensive dumping, working
5739 with combined_args_to_skip rather than args_to_skip.
5741 2009-07-20 Ira Rosen <irar@il.ibm.com>
5743 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5744 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5745 (get_initial_def_for_reduction): Likewise.
5746 (vectorizable_reduction): Skip the check of first operand in case
5747 of COND_EXPR. Add check that it is outer loop vectorization if
5748 nested cycle was detected. Call vectorizable_condition() for
5749 COND_EXPR. If reduction epilogue cannot be created do not fail for
5750 nested cycles (if it is not double reduction). Assert that there
5751 is only one type in the loop in case of COND_EXPR. Call
5752 vectorizable_condition() to vectorize COND_EXPR.
5753 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5754 Add parameters. Allow nested cycles if called from
5755 vectorizable_reduction(). Use reduction vector variable if provided.
5756 (vect_analyze_stmt): Call vectorizable_reduction() before
5757 vectorizable_condition().
5758 (vect_transform_stmt): Update call to vectorizable_condition().
5760 2009-07-20 Christian Bruel <christian.bruel@st.com>
5762 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5763 * doc/invoke.texi (-mfmovd): Likewise.
5764 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5766 2009-07-20 Jan Hubicka <jh@suse.cz>
5768 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5769 when handling SSA name.
5771 2009-07-19 Jan Hubicka <jh@suse.cz>
5773 PR tree-optimization/40676
5774 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5775 virtual PHIs in empty BBs.
5777 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5779 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5780 re-expanded the compound use gen_lowpart instead to convert to the
5783 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5785 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5786 OUTER_CONST arguments.
5787 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5788 the new wider mode will be masked off.
5789 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5791 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5793 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5794 high-order bits are zero.
5796 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5798 * combine.c (simplify_shift_const_1): Split code to determine
5800 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5801 new bits shifted in are identical to the old sign bit.
5803 2009-07-18 Richard Guenther <rguenther@suse.de>
5806 * gimplify.c (gimplify_call_expr): Reject code using results from
5807 functions returning void.
5809 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5811 * doc/md.texi: Document the new PowerPC "es" constraint.
5812 Document that "m" can include automodified addresses on this target,
5813 and explain how %U must be used. Extend the "Q" and "Z" documentation
5814 to suggest "es" as well as "m".
5815 * config/rs6000/constraints.md (es): New memory constraint.
5816 (Q, Z): Update strings to match new documentation.
5818 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5820 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5821 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5822 * config/rs6000/predicates.md (volatile_mem_operand): Use
5823 offsettable_nonstrict_memref_p.
5824 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5825 (*floatunssidf2_internal): Likewise.
5826 (*fix_truncdfsi2_internal): Likewise.
5827 (*fix_trunctfsi2_internal): Likewise.
5829 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5831 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5833 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5835 2009-07-17 Richard Guenther <rguenther@suse.de>
5838 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5839 (pass_warn_unused_result): Likewise.
5840 (TODO_set_props): Remove.
5841 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5843 (pass_diagnose_omp_blocks): Define.
5844 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5845 (c_gimple_diagnostics_recursively): Remove.
5846 (finish_function): Do not call it.
5847 (c_write_global_declarations): Continue after errors.
5848 Finalize the CU here.
5849 * c-gimplify.c (c_genericize): Do not gimplify here.
5850 * c-common.c (c_warn_unused_result): Move ...
5851 * tree-cfg.c (do_warn_unused_result): ... here.
5852 (run_warn_unused_result): New function.
5853 (gate_warn_unused_result): New function.
5854 (pass_warn_unused_result): New pass.
5855 * c-common.h (c_warn_unused_result): Remove.
5856 * flags.h (flag_warn_unused_result): Declare.
5857 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5858 * opts.c (flag_warn_unused_result): Initialize to false.
5859 * toplev.c (compile_file): Add comment.
5860 * omp-low.c (create_omp_child_function): Do not register
5861 the function with the frontend.
5862 (diagnose_omp_structured_block_errors): Prepare to be
5863 called as optimization pass.
5864 (gate_diagnose_omp_blocks): New function.
5865 (pass_diagnose_omp_blocks): New pass.
5866 * cgraph.h (cgraph_optimize): Remove.
5867 (cgraph_analyze_function): Likewise.
5868 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5869 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5870 before their parents here.
5871 (cgraph_finalize_function): Not here.
5872 (cgraph_analyze_function): Gimplify functions here.
5873 (cgraph_finalize_compilation_unit): Continue after errors.
5874 Optimize the callgraph from here.
5875 (cgraph_optimize): Make static.
5876 * langhooks.c (write_global_declarations): Finalize the CU.
5877 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5878 (gimplify_function_tree): Assert we gimplify only once.
5879 Set PROP_gimple_any property.
5880 * tree-nested.c (gimplify_all_functions): New function.
5881 (lower_nested_functions): Gimplify all nested functions.
5882 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5883 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5884 and pass_diagnose_omp_blocks after gimplification. Do not
5885 set TODO_set_props on all_lowering_passes.
5886 (execute_one_pass): Do not handle TODO_set_props.
5887 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5888 (gimplify.o): Add tree-pass.h dependency.
5889 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5890 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5891 (unsave_r): Likewise.
5892 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5895 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5897 * doc/service.texi (Service): Restore previously removed link,
5898 which isn't broken after all.
5900 2009-07-17 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/40321
5903 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5904 PHI nodes to the maximal set.
5905 (make_values_for_phi): Add PHI arguments to the maximal set.
5906 (execute_pre): Dump PHI_GEN and the maximal set.
5908 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5911 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5914 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
5916 * doc/extend.texi (Nested Functions): Replace broken link with
5918 * doc/service.texi (Service): Remove broken link.
5920 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
5923 * builtins.c (expand_builtin_memcmp): Use loc instead of
5924 EXPR_LOCATION (exp).
5925 (expand_builtin_strncmp): Likewise.
5927 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
5928 Manuel López-Ibáñez <manu@gcc.gnu.org>
5931 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
5932 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
5933 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
5934 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
5935 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
5936 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
5937 tree-inline.c, c-common.c, c-common.h, gimple.c,
5938 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
5939 convert.c: Add location argument to fold_{unary,binary,ternary},
5940 fold_build[123], build_call_expr, build_size_arg,
5941 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
5942 fold_build1_initializer, fold_build2_initializer,
5943 fold_build3_initializer, fold_build_call_array,
5944 fold_build_call_array_initializer, fold_single_bit_test,
5945 omit_one_operand, omit_two_operands, invert_truthvalue,
5946 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
5947 combine_comparisons, fold_builtin_*, fold_call_expr,
5948 build_range_check, maybe_fold_offset_to_address, round_up,
5951 2009-07-16 Jason Merrill <jason@redhat.com>
5954 * c-common.c (c_common_reswords): Add __is_standard_layout
5956 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
5957 * doc/implement-cxx.texi: New.
5958 * doc/gcc.texi: Include it.
5960 2009-07-16 DJ Delorie <dj@redhat.com>
5962 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
5963 compares that may be indirectly affected by previous instructions.
5965 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5967 * builtins.c (do_mpc_arg2): New.
5968 (fold_builtin_2): Fold builtin cpow.
5969 * real.h (HAVE_mpc_pow): New.
5971 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
5973 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
5974 comparison to skip unprofitable schedule
5976 2009-07-16 Simon Baldwin <simonb@google.com>
5978 * gcc.c (option_map): New flag -no-canonical-prefixes.
5979 * (display_help): Print help text for new flag.
5980 * (process_command): Move options translation and language specifics
5981 and handle new flag early. Use it to set a function pointer to a
5982 prefix builder. Replace make_relative_prefix calls with calls to
5983 the function pointed to. Ignore new flag in regular options handling.
5984 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
5986 2009-07-15 DJ Delorie <dj@redhat.com>
5988 * config/mep/mep.md (sibcall_internal): Change register to avoid
5990 (sibcall_value_internal): Likewise.
5992 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
5994 PR rtl-optimization/40710
5995 * resource.c (mark_target_live_regs): Reset DF problem to LR.
5997 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
5999 * config/mips/mips.md (*extenddi_truncate<mode>,
6000 *extendsi_truncate<mode>): Change type attribute to move_type
6001 with shift_shift. Split out code handling exts from here ...
6002 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6004 (*extendhi_truncateqi): Change type attribute to move_type with
6005 shift_shift. Split out code handling exts from here ...
6006 (*extendhi_truncateqi_exts): ... to this new pattern.
6008 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6010 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6011 instead of "and" with inverted sign bit mask value. Use
6012 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6013 Allocate registers only for operand 4 and operand 5.
6015 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6018 * fold-const.c (fold_cond_expr_with_comparison): When folding
6019 < and <= to MIN, make sure the MIN uses the same type as the
6020 comparison's operands.
6022 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6024 * arm.md (ior_xor): New code iterator.
6025 (split for ior/xor with shift and zero-extend): New split pattern.
6026 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6028 2009-07-15 Richard Guenther <rguenther@suse.de>
6030 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6033 2009-07-15 Richard Guenther <rguenther@suse.de>
6036 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6038 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6040 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6041 handle 2.6.30 kernel.
6043 2009-07-15 DJ Delorie <dj@redhat.com>
6045 * config/mep/mep.md (sibcall_internal): Change register to allow
6046 for 24-bit addresses.
6047 (sibcall_value_internal): Likewise.
6049 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6051 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6052 that are enabled/disabled by the flags introduced by a previous patch.
6054 2009-07-14 DJ Delorie <dj@redhat.com>
6056 * config/mep/mep.md (sibcall_internal): Include non-toggling
6058 (sibcall_value_internal): Likewise.
6060 2009-07-14 Taras Glek <tglek@mozilla.com>
6061 Rafael Espindola <espindola@google.com>
6063 * doc/sourcebuild.texi: Document install-plugin target.
6064 * configure.ac: Added install-plugin target to language makefiles.
6065 * configure: Regenerate.
6066 * Makefile.in: (install-plugin): Install more headers,
6067 depend on lang.install-plugin.
6069 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6071 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6074 2009-07-14 DJ Delorie <dj@redhat.com>
6076 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6077 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6078 * config/mep/mep.md (sibcall_internal): Change test from
6079 mep_vliw_mode_match to mep_vliw_jmp_match.
6080 (sibcall_value_internal): Likewise.
6082 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6084 * config/i386/sse.md (copysign<mode>3): New expander.
6085 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6086 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6087 Use ix86_build_const_vector.
6088 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6089 IX86_BUILTIN_CPYSGNPD.
6090 (builtin_description): Add __builtin_ia32_copysignps and
6091 __builtin_ia32_copysignpd.
6092 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6093 and BUILT_IN_COPYSIGNF.
6095 2009-07-13 Jason Merrill <jason@redhat.com>
6097 * builtins.c (can_trust_pointer_alignment): New fn.
6098 (get_pointer_alignment): Factor it out from here.
6099 * tree.h: Declare it.
6101 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6103 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6106 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6110 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
6112 2009-07-14 Richard Guenther <rguenther@suse.de>
6113 Andrey Belevantsev <abel@ispras.ru>
6116 * cfgexpand.c (partition_stack_vars): Do not bother to update
6117 alias information when not optimizing.
6119 2009-07-14 Richard Guenther <rguenther@suse.de>
6120 Andrey Belevantsev <abel@ispras.ru>
6122 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
6123 (pt_solution_set): Likewise.
6124 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
6125 * tree-ssa-structalias.c (pt_solution_set): New function.
6126 * final.c (rest_of_clean_state): Free SSA data structures.
6127 * print-rtl.c (print_decl_name): Remove.
6128 (print_mem_expr): Implement in terms of print_generic_expr.
6129 * alias.c (ao_ref_from_mem): New function.
6130 (rtx_refs_may_alias_p): Likewise.
6131 (true_dependence): Query alias-export info.
6132 (canon_true_dependence): Likewise.
6133 (write_dependence_p): Likewise.
6134 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6136 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6137 (mem_expr_equal_p): Use operand_equal_p.
6138 (set_mem_attributes_minus_bitpos): Do not use
6139 component_ref_for_mem_expr.
6140 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6141 (update_alias_info_with_stack_vars): Likewise.
6142 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6143 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6144 explicitly nor clear stmt operands.
6145 Free the decl-to-pointer map.
6146 * tree-optimize.c (execute_free_datastructures): Do not free
6147 SSA data structures here.
6148 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6149 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6150 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6152 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6154 2009-07-13 DJ Delorie <dj@redhat.com>
6156 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6157 unrolling at the right iteration count.
6159 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6162 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6164 * haifa-sched.c (rank_for_schedule): Introduced flags to
6165 enable/disable individual scheduling heuristics.
6166 * common.opt: Introduced flags to enable/disable individual
6167 heuristics in the scheduler.
6168 * doc/invoke.texi: Introduced flags to enable/disable individual
6169 heuristics in the scheduler.
6171 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6173 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6174 config/i386/mingw-tls.c.
6175 * config/i386/mingw-tls.c: Removed.
6177 2009-07-13 Ira Rosen <irar@il.ibm.com>
6179 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6180 checks access only relevant statements.
6181 (vectorizable_reduction): Likewise.
6183 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6185 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6186 just for 32-bit case.
6188 2009-07-12 Jan Hubicka <jh@suse.cz>
6190 PR tree-optimization/40585
6191 * except.c (expand_resx_expr): When there already is resume
6192 instruction, produce linked list.
6193 (build_post_landing_pads): Assert that resume is empty.
6194 (connect_post_landing_pads): Handle resume lists.
6195 (dump_eh_tree): Dump resume list.
6197 2009-07-12 Ira Rosen <irar@il.ibm.com>
6199 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6200 with additional argument.
6201 * tree-vectorizer.h (enum vect_def_type): Add
6202 vect_double_reduction_def.
6203 (vect_is_simple_reduction): Add argument.
6204 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6206 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6207 vect_is_simple_reduction with additional argument.
6208 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6210 (reduction_code_for_scalar_code): Handle additional codes by
6211 returning ERROR_MARK for them. Fix comment and indentation.
6212 (vect_is_simple_reduction): Fix comment, add argument to specify
6213 double reduction. Detect double reduction.
6214 (get_initial_def_for_induction): Fix indentation.
6215 (get_initial_def_for_reduction): Fix comment and indentation.
6216 Handle double reduction. Create initial definitions that do not
6217 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6218 (vect_create_epilog_for_reduction): Fix comment, add argument to
6219 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6220 epilogue result extraction. Create double reduction phi node and
6221 replace relevant uses.
6222 (vectorizable_reduction): Call vect_is_simple_reduction with
6223 additional argument. Fix indentation. Update epilogue code treatment
6224 according to the changes in reduction_code_for_scalar_code. Check
6225 for double reduction. Call vect_create_epilog_for_reduction with
6226 additional argument.
6227 * tree-vect-stmts.c (process_use): Handle double reduction, update
6229 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6230 (vect_get_vec_def_for_operand): Likewise.
6232 2009-07-12 Danny Smith <dansmister@gmail.com>
6234 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6235 dllexport if !TREE_PUBLIC.
6236 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6238 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6240 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6241 (avr_extra_arch_macro) Remove declatation.
6242 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6243 (avr_extra_arch_macro) Declare as static.
6244 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6246 2009-07-11 Jan Hubicka <jh@suse.cz>
6249 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6251 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6254 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6255 cold_in_std_section bits.
6256 (dwarf2out_begin_prologue): Initialize them.
6257 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6258 if already covered by text_section or cold_text_section range.
6260 PR rtl-optimization/40667
6261 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6262 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6263 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6264 * config/i386/i386.c (ix86_minimum_alignment): New function.
6265 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6266 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6267 * emit-rtl.c (gen_reg_rtx): Likewise.
6268 * function.c (assign_parms): Likewise. If nominal_type needs
6269 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6270 rather than passed_type's alignment.
6273 * function.c (assign_parm_setup_stack): Adjust
6274 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6275 from nominal_mode on big endian.
6277 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6279 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6281 2009-07-10 DJ Delorie <dj@redhat.com>
6283 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6285 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6287 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6289 (thumb2_cbnz): Likewise.
6291 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6294 * config.gcc (supported_defaults): Add synci.
6295 (with_synci): Add validation.
6296 (all_defaults): Add synci.
6297 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6300 * config/mips/mips.opt (msynci): New option.
6301 * config/mips/mips.c (mips_override_options): Warn on use of
6302 -msynci for targets that do now support it.
6303 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6305 * gcc/doc/invoke.texi (-msynci): Document the new option.
6306 * doc/install.texi (--with-synci): Document the new option.
6308 2009-07-10 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/40496
6311 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6312 the PHI result with a compatible type.
6314 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6318 * c.opt (Wunused-result): New.
6319 * doc/invoke.texi: Document it.
6320 * c-common.c (c_warn_unused_result): Use it.
6322 2009-07-09 DJ Delorie <dj@redhat.com>
6324 * targhooks.c (default_target_can_inline_p): Rename from
6325 default_target_option_can_inline_p.
6326 * targhooks.h (default_target_can_inline_p): Likewise.
6327 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6328 TARGET_OPTION_CAN_INLINE_P.
6329 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6330 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6331 (mep_target_can_inline_p): Rename from
6332 mep_target_option_can_inline_p.
6335 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6336 registers used to pass vectors.
6338 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6340 2009-07-09 Tom Tromey <tromey@redhat.com>
6342 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6343 * config/mmix/mmix.c: Include dwarf2.h.
6344 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6345 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6346 * config/sh/sh.c: Include dwarf2.h.
6347 * config/i386/i386.c: Include dwarf2.h.
6348 * Makefile.in (DWARF2_H): Remove 'elf'.
6349 * except.c: Include dwarf2.h.
6350 * unwind-dw2.c: Include dwarf2.h.
6351 * dwarf2out.c: Include dwarf2.h.
6352 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6353 * unwind-dw2-fde.c: Include dwarf2.h.
6354 * dwarf2asm.c: Include dwarf2.h.
6356 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6358 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6359 (max_issue): Use it.
6360 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6362 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6363 (region_sched_info): Update.
6364 * sched-ebb.c (ebb_sched_info): Update.
6365 * modulo-sched.c (sms_sched_info): Update.
6366 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6368 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6370 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6372 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6374 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6376 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6379 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6380 arg1 with arg01 if arg1 is already INTEGER_CST.
6382 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6384 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6385 Transform (and (truncate)) into (truncate (and)).
6387 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6389 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6390 creating LHS paradoxical subregs. Fix surrounding returns to
6391 use NULL_RTX rather than 0.
6393 2009-07-08 DJ Delorie <dj@redhat.com>
6395 * config/mep/mep.c: (mep_option_can_inline_p): New.
6396 (TARGET_OPTION_CAN_INLINE_P): Define.
6398 2009-07-08 Mark Wielaard <mjw@redhat.com>
6401 * dwarf2out.c (add_data_member_location_attribute): When we have
6402 only a constant offset don't emit a new location description using
6403 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6406 2009-07-08 Richard Henderson <rth@redhat.com>
6409 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6410 (enum reg_class): Add CLOBBERED_REGS.
6411 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6412 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6413 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6414 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6415 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6416 force 64-bit sibcalls into R11.
6417 * config/i386/constraints.md (U): New constraint.
6418 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6419 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6420 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6422 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6424 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6426 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6427 * ebitmap.h (dump_ebitmap): Ditto.
6428 * optabs.h (optab_libfunc): Ditto.
6429 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6430 * tree-flow.h (vect_can_force_dr_alignment_p,
6431 get_vectype_for_scalar_type): Ditto.
6432 (vectorize_loops): Move prototype to ...
6433 * tree-vectorizer.h: ... here. Also, adjust comment.
6434 (vect_set_verbosity_level): Remove duplicate prototype.
6435 * tree-ssa-loop.c: Include tree-vectorizer.h.
6436 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6438 2009-07-08 Nick Clifton <nickc@redhat.com>
6440 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6443 2009-07-08 DJ Delorie <dj@redhat.com>
6445 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6446 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6447 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6449 * config/mep/intrinsics.md: Regenerated.
6450 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6451 registers when asm() or calls are detected.
6453 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6456 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6458 * gimple (gimple_build_call_from_tree): Likewise.
6459 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6460 no_warning flag before warning.
6462 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6464 * tree.c (set_expr_locus): Remove.
6465 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6466 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6468 * gimplify.c (internal_get_tmp_var): Likewise.
6469 (gimplify_call_expr): Likewise.
6470 (gimplify_one_sizepos): Likewise.
6472 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6475 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6476 to variables for debugging purposes.
6478 2009-06-23 Mark Loeser <mark@halcy0n.com>
6481 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6483 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6485 * pretty-print.c (pp_base_format): Remove %J.
6486 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6487 gcc_cxxdiag_char_table): Likewise.
6488 (init_dynamic_diag_info): Likewise.
6490 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6492 * pretty-print.c (pp_base_format): Remove %H.
6493 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6494 gcc_cxxdiag_char_table): Likewise.
6495 (init_dynamic_diag_info): Likewise.
6496 * config/mep/mep.c (mep_select_section): Likewise.
6498 2009-07-07 Duncan Sands <baldrick@free.fr>
6500 * final.c (pass_clean_state): Give the pass a name.
6501 * passes.c (pass_rest_of_compilation): Likewise.
6502 * tree-optimize.c (pass_all_optimizations): Likewise.
6504 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6506 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6507 an extra 'decl' for error_at.
6509 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6512 * tree-tailcall.c (adjust_return_value_with_ops,
6513 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6514 if it has complex or vector type.
6516 2009-07-07 Olivier Hainque <hainque@adacore.com>
6518 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6521 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6523 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6525 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6527 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6528 * c-decl.c: Likewise.
6529 * function.c: Likewise.
6530 * varasm.c: Likewise.
6531 * tree-ssa.c: Likewise.
6532 * c-common.c: Likewise.
6533 * tree-cfg.c: Likewise.
6534 * config/spu/spu.c: Likewise.
6535 * config/ia64/ia64.c: Likewise.
6536 * config/v850/v850.c: Likewise.
6538 2009-07-06 DJ Delorie <dj@redhat.com>
6540 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6541 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6542 unspecified accesses to control registers.
6543 * config/mep/intrinsics.md: Regenerate.
6544 * config/mep/intrinsics.h: Regenerate.
6545 * config/mep/mep-intrin.h: Regenerate.
6547 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6549 * c-lex.c: Replace %H by an explicit location. Update all calls.
6550 * c-common.c: Likewise.
6551 * c-decl.c: Likewise.
6552 * c-typeck.c: Likewise.
6553 * fold-const.c: Likewise.
6554 * gimplify.c: Likewise.
6556 * tree-cfg.c: Likewise.
6557 * tree-ssa-loop-niter.c: Likewise.
6558 * tree-vrp.c: Likewise.
6559 * value-prof.c: Likewise.
6561 2009-07-06 Diego Novillo <dnovillo@google.com>
6563 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6564 if it has one. Handle cases where VAR does not have an
6565 annotation or cfun is NULL.
6567 2009-07-06 Diego Novillo <dnovillo@google.com>
6569 * tree.c: Include debug.h.
6570 (initialize_tree_contains_struct): New.
6571 (init_ttree): Call it.
6572 (tree_node_structure_for_code): Factor out of ...
6573 (tree_node_structure): ... here.
6574 * treestruct.def (TS_PHI_NODE): Remove.
6575 (TS_GIMPLE_STATEMENT): Remove.
6577 2009-07-06 Diego Novillo <dnovillo@google.com>
6579 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6580 (debug_tree_chain): Handle cycles.
6582 2009-07-06 Nick Clifton <nickc@redhat.com>
6583 DJ Delorie <dj@redhat.com>
6585 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6586 __FMOVD_ENABLED__ is defined.
6588 (TARGET_FMOVD): Provide a default definition.
6589 (MASK_FMOVD): Likewise.
6590 (TARGET_CPU_CPP_BUILTINS): Define
6591 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6592 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6593 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6594 (split for DF load from memory into register): Also handle
6595 MEMs which consist of REG+DISP addressing.
6596 (split for DF store from register to memory): Likewise.
6597 (movsf_ie): Always use single fp_mode.
6598 * config/sh/sh.c (sh_override_options): Do not automatically
6599 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6600 that to the -mfmovd command line switch.
6601 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6602 (fldi_ok): Always allow.
6603 * config/sh/sh.opt (mfmovd): Remove this switch.
6604 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6606 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6607 Kaz Kojima <kkojima@gcc.gnu.org>
6609 PR rtl-optimization/30807
6610 * postreload.c (reload_combine): For every new use of REG_SUM,
6611 record the use of BASE.
6613 2009-07-06 Jan Hubicka <jh@suse.cz>
6615 * params.def: Revert my accidental commit at 2009-06-30.
6617 2009-07-04 Ian Lance Taylor <iant@google.com>
6620 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6622 (mingw_format_attribute_overrides): Likewise.
6624 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6627 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6628 don't check cfa.reg. Instead of cfa.indirect use
6629 fde && fde->drap_reg != INVALID_REGNUM test.
6631 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6633 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6635 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6638 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6640 2009-07-03 Richard Guenther <rguenther@suse.de>
6642 PR tree-optimization/40640
6643 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6646 2009-07-03 Jan Hubicka <jh@suse.cz>
6648 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6649 for size, reduce amount of inlining.
6651 2009-07-03 Richard Guenther <rguenther@suse.de>
6654 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6655 if t +- x is known to not overflow and the conversion widens the
6657 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6659 2009-07-03 Jan Hubicka <jh@suse.cz>
6661 * ipa-pure-const.c (analyze): Update loop optimizer init.
6662 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6663 try_remove_empty_loop, remove_empty_loops): Remove.
6664 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6665 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6666 to mark regular loops as neccesary.
6667 (degenerate_phi_p): New function.
6668 (propagate_necessity, remove_dead_phis): Use it.
6669 (forward_edge_to_pdom): Likewise.
6670 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6671 virtual PHI nodes that became unreachable.
6672 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6673 * tree-flow.h (remove_empty_loops): Remove.
6674 * passes.c (init_optimization_passes): Remove.
6676 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6678 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6679 can_create_pseudo_p.
6680 (*fix_trunc<mode>_i387_1): Ditto.
6681 (*floathi<mode>2_1): Ditto.
6682 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6683 (*fistdi2_1): Ditto.
6684 (*fist<mode>2_1): Ditto.
6685 (frndintxf2_floor): Ditto.
6686 (*fist<mode>2_floor_1): Ditto.
6687 (frndintxf2_ceil): Ditto.
6688 (*fist<mode>2_ceil_1): Ditto.
6689 (frndintxf2_trunc): Ditto.
6690 (frndintxf2_mask_pm): Ditto.
6691 (fxam<mode>2_i387_with_temp): Ditto.
6692 * config/i386/sse.md (mulv16qi3): Ditto.
6693 (*sse2_mulv4si3): Ditto.
6695 (sse4_2_pcmpestr): Ditto.
6696 (sse4_2_pcmpistr): Ditto.
6698 2009-07-03 Jan Hubicka <jh@suse.cz>
6700 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6701 (mark_stmt_necessary): Set it.
6702 (mark_operand_necessary): Set it.
6703 (mark_control_dependent_edges_necessary): Set it.
6704 (mark_virtual_phi_result_for_renaming): New function.
6705 (get_live_post_dom): New function.
6706 (forward_edge_to_pdom): New function.
6707 (remove_dead_stmt): Fix handling of control dependences.
6708 (tree_dce_init): Init new bitmap.
6709 (tree_dce_done): Free it.
6711 2009-07-02 Richard Guenther <rguenther@suse.de>
6714 * tree-ssa-structalias.c (new_var_info): Initialize
6717 2009-07-02 Jan Hubicka <jh@suse.cz>
6719 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6722 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6724 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6725 instead of recomputing it. Adjust calls.
6726 (emit_store_flag): Adjust recursive calls.
6728 2009-07-02 Richard Guenther <rguenther@suse.de>
6730 * tree-ssa-live.c (remove_unused_locals): Do not remove
6732 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6733 of DECL_EXTERNAL for HEAP variables.
6734 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6735 HEAP variables. Do not adjust RESTRICT vars.
6736 (find_what_var_points_to): Nobody cares if something
6739 2009-07-02 Ben Elliston <bje@au.ibm.com>
6741 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6742 pc_low and pc_high declarations to the top of the function.
6744 2009-07-01 DJ Delorie <dj@redhat.com>
6746 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6748 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6749 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6750 unspecified accesses to control registers.
6751 * config/mep/intrinsics.md: Regenerate.
6752 * config/mep/intrinsics.h: Regenerate.
6753 * config/mep/mep-intrin.h: Regenerate.
6755 2009-07-01 Anthony Green <green@moxielogic.com>
6757 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6758 instruction when possible.
6759 (moxie_expand_prologue): Ditto. Also, save an instruction and
6760 some complexity by popping off of $r12 instead of $sp.
6761 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6764 2009-07-01 Richard Henderson <rth@redhat.com>
6767 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6768 contained no insns, reposition note before last insn.
6770 2009-07-01 Richard Henderson <rth@redhat.com>
6773 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6774 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6776 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6779 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6780 darwin9 for printing reg addresses with %y.
6782 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6784 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6785 truncation from operands in binary operations.
6787 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6790 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6791 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6792 subreg of op0 to the original op0.
6794 * expmed.c (store_bit_field_1): Use a temporary as the destination
6795 instead of a paradoxical subreg when we need to truncate the result.
6797 2009-07-01 DJ Delorie <dj@redhat.com>
6799 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6800 names to VLIW variants.
6801 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6802 * config/mep/intrinsics.md: Regenerate.
6803 * config/mep/intrinsics.h: Regenerate.
6804 * config/mep/mep-intrin.h: Regenerate.
6806 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6809 * jump.c (returnjump_p): Revert last patch.
6810 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6812 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6815 * pa.md (casesi32p): Use jump table label to determine the offset
6817 (casesi64p): Likewise.
6819 * pa.c (forward_branch_p): Return bool type. Use instruction
6820 addresses when available. Assert that INSN has a jump label.
6821 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6824 2009-07-01 Richard Guenther <rguenther@suse.de>
6826 PR tree-optimization/19831
6827 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6828 that only act as barriers do not make any previous stores necessary.
6829 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6830 HEAP variables global, do not add a constraint from nonlocal.
6831 (find_func_aliases): Handle escapes through return statements.
6832 (compute_points_to_sets): Make escaped HEAP variables global.
6834 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6837 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6838 after reducing a DImode cstore to SImode.
6840 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6842 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6843 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6845 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6847 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6848 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6850 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6851 and umod_optab if TARGET_BSD_DIVMOD.
6852 * config/vax/lib1funcs.asm: New file.
6853 * config/vax/t-linux: New file.
6854 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6856 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6859 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6860 to type arguments that have void type.
6863 * dwarf2out.c (gen_formal_parameter_die): Call
6864 equate_decl_number_to_die if node is different from origin.
6866 2009-06-30 Anthony Green <green@moxielogic.com>
6868 Clean up moxie port for --enable-build-with-cxx.
6869 * config/moxie/moxie.c (moxie_function_value): First two
6870 parameters are const_tree, not tree.
6871 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6872 (REG_CLASS_NAMES): Ditto.
6873 (REGNO_REG_CLASS): Ditto.
6874 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6875 (moxie_function_value): Fix constyness of arguments.
6877 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6879 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6880 finalize_size_functions before further processing.
6881 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6882 (variable_size): Call self_referential_size on size expressions
6883 that contain a PLACEHOLDER_EXPR.
6884 (size_functions): New static variable.
6885 (copy_self_referential_tree_r): New static function.
6886 (self_referential_size): Likewise.
6887 (finalize_size_functions): New global function.
6888 * tree.c: Include tree-inline.h.
6889 (push_without_duplicates): New static function.
6890 (find_placeholder_in_expr): New global function.
6891 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6893 <tcc_expression>: Likewise.
6894 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6895 the call in the expression.
6896 * tree.h (finalize_size_functions): Declare.
6897 (find_placeholder_in_expr): Likewise.
6898 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6899 (substitute_placeholder_in_expr): Update comment.
6900 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6902 (copy_tree_body_r): Likewise.
6903 (copy_tree_body): New static function.
6904 (maybe_inline_call_in_expr): New global function.
6905 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6906 (maybe_inline_call_in_expr): Declare.
6907 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6908 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6911 2009-06-30 Richard Guenther <rguenther@suse.de>
6913 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6915 (propagate_necessity): Do not mark reaching defs of stores
6918 2009-06-30 Jan Hubicka <jh@suse.cz>
6920 * cfgloopanal.c (check_irred): Move into ...
6921 (mark_irreducible_loops): ... here; return true if ireducible
6923 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
6924 (analyze_function): Try to prove loop finiteness.
6925 * cfgloop.h (mark_irreducible_loops): Update prototype.
6926 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
6928 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
6930 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
6932 2009-06-30 Ira Rosen <irar@il.ibm.com>
6934 PR tree-optimization/40542
6935 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
6938 2009-06-30 Martin Jambor <mjambor@suse.cz>
6940 PR tree-optimization/40582
6941 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
6942 than useless_type_conversion_p.
6943 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
6946 2009-06-30 Martin Jambor <mjambor@suse.cz>
6949 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
6951 2009-06-30 Richard Guenther <rguenther@suse.de>
6953 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
6954 use ao_ref references.
6955 (walk_aliased_vdefs): Likewise.
6956 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
6957 * tree-ssa-dce.c (struct ref_data): Remove.
6958 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
6959 (mark_aliased_reaching_defs_necessary): Adjust.
6960 (mark_all_reaching_defs_necessary_1): Likewise.
6962 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
6965 * expmed.c (emit_cstore): New name of emit_store_flag_1.
6966 (emit_store_flag_1): Extract from emit_store_flag, adjust
6967 calls to (what now is) emit_cstore.
6968 (emit_store_flag): Call emit_store_flag_1 and also use it
6969 for what used to be recursive calls.
6971 2009-06-30 Wei Guozhi <carrot@google.com>
6974 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
6975 if the target bb post dominates from bb.
6976 * config/i386/i386.c (memory_address_length): Check existence of base
6977 register before using it.
6979 2009-06-30 Nick Clifton <nickc@redhat.com>
6980 DJ Delorie <dj@redhat.com>
6982 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6983 __FMOVD_ENABLED__ is defined.
6985 (TARGET_FMOVD): Provide a default definition.
6986 (MASK_FMOVD): Likewise.
6987 (TARGET_CPU_CPP_BUILTINS): Define
6988 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6989 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6990 two fmov instructions depending upon whether TARGET_FMOVD is
6992 (split for DF load from memory into register): Also handle
6993 MEMs which consist of REG+DISP addressing.
6994 (split for DF store from register to memory): Likewise.
6995 * config/sh/sh.opt (mfmovd): Remove this switch.
6996 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6997 * config/sh/sh.c (sh_override_options): Do not automatically
6998 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6999 that to the -mfmovd command line switch.
7001 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7003 (fldi_ok): Always allow.
7004 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7006 2009-06-29 DJ Delorie <dj@redhat.com>
7008 * doc/install.texi (mep-x-elf): Correct chip's full name.
7010 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7012 * doc/extend.texi: Fix typo.
7014 2009-06-29 Tom Tromey <tromey@redhat.com>
7017 * Makefile.in (DWARF2_H): New variable.
7019 (dwarf2out.o): Likewise.
7020 (dwarf2asm.o): Likewise.
7021 * config/i386/t-i386: Use DWARF2_H.
7022 * except.c: Include elf/dwarf2.h.
7023 * unwind-dw2.c: Include elf/dwarf2.h.
7024 * dwarf2out.c: Include elf/dwarf2.h.
7025 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7026 <dtprel>: New field.
7027 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7028 (size_of_loc_descr): Likewise.
7029 (output_loc_operands_raw): Likewise.
7030 (output_loc_operands): Handle new dtprel field.
7031 (loc_checksum): Update.
7032 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7033 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7034 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7035 * dwarf2asm.c: Include elf/dwarf2.h.
7036 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7037 * config/mmix/mmix.c: Include elf/dwarf2.h.
7038 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7039 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7040 * config/sh/sh.c: Include elf/dwarf2.h.
7041 * config/i386/i386.c: Include elf/dwarf2.h.
7043 2009-06-29 DJ Delorie <dj@redhat.com>
7045 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7047 * doc/extend.texi: Add MeP attributes and pragmas.
7048 * doc/invoke.text: Add MeP Options.
7049 * doc/contrib.texi: Add MeP contribution.
7050 * doc/md.texi: Add MeP constraints.
7051 * doc/install.texi: Add MeP target.
7053 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7055 * target.h (struct gcc_target): Add frame_pointer_required field.
7056 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7057 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7058 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7060 * reload1.c (update_eliminables): (Ditto.).
7061 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7062 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7063 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7065 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7067 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7068 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7069 (arm_frame_pointer_required): New function.
7071 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7072 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7073 (avr_frame_pointer_required_p): Declare as static.
7074 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7076 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7077 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7078 (bfin_frame_pointer_required): Make as static, change return type
7080 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7082 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7083 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7084 (cris_frame_pointer_required): New function.
7086 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7088 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7089 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7090 (fr30_frame_pointer_required): New function.
7092 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7093 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7094 (frv_frame_pointer_required): Make as static, change return type
7096 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7098 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7099 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7100 (ix86_frame_pointer_required): Make as static, change return type to
7102 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7104 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7105 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7107 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7109 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
7111 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
7113 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
7114 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7115 (mips_frame_pointer_required): Make as static.
7116 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
7118 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
7119 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7120 (mmix_frame_pointer_required): Mew function.
7122 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
7123 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7125 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
7127 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
7129 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
7131 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
7132 (CAN_ELIMINATE): Redefine.
7133 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7134 (sparc_frame_pointer_required): New function.
7135 (sparc_can_eliminate): New function.
7136 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7138 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7139 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7141 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7142 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7143 (xtensa_frame_pointer_required): Make as static, change return type
7145 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7148 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7150 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7151 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7152 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7153 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7154 (register_callback): Handle PLUGIN_START_UNIT.
7155 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7157 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7159 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7161 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7162 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7164 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7166 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7169 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7171 * doc/extend.texi (Additional Floating Types): __float128 is also
7172 supported on i386 targets.
7174 2009-06-29 Richard Guenther <rguenther@suse.de>
7177 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7179 (pt_solutions_same_restrict_base): Declare.
7180 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7182 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7183 (make_constraint_from, make_copy_constraint): Move earlier.
7184 (make_constraint_from_heapvar): New function.
7185 (make_constraint_from_restrict): Likewise.
7186 (handle_lhs_call): Use it.
7187 (find_func_aliases): Use it to track conversions to restrict
7189 (struct fieldoff): Add only_restrict_pointers flag.
7190 (push_fields_onto_fieldstack): Initialize it.
7191 (create_variable_info_for): Track global restrict qualified pointers.
7192 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7193 Track restrict qualified pointer arguments.
7194 (set_uids_in_ptset): Use varinfo is_global_var flag.
7195 (find_what_var_points_to): Set the vars_contains_restrict flag.
7196 Always create the points-to solution for sets including restrict tags.
7197 (pt_solutions_same_restrict_base): New function.
7198 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7199 qualified pointers use pt_solutions_same_restrict_base as
7200 additional source for disambiguation.
7202 2009-06-29 Richard Guenther <rguenther@suse.de>
7205 * alias.c (find_base_decl): Remove.
7206 (get_deref_alias_set_1): Remove restrict handling.
7207 * c-common.c (c_apply_type_quals_to_decl): Do not set
7208 DECL_POINTER_ALIAS_SET.
7209 * gimplify.c (find_single_pointer_decl_1): Remove.
7210 (find_single_pointer_decl): Likewise.
7211 (internal_get_tmp_var): Remove restrict handling.
7212 (gimple_regimplify_operands): Likewise.
7213 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7214 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7215 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7216 * tree.c (restrict_base_for_decl): Remove.
7217 (init_ttree): Do not allocate it.
7218 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7219 LABEL_DECL_UID for label decls.
7220 (copy_node_stat): Do not copy restrict information.
7221 (decl_restrict_base_lookup): Remove.
7222 (decl_restrict_base_insert): Likewise.
7223 (print_restrict_base_statistics): Likewise.
7224 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7225 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7226 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7227 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7228 (LABEL_DECL_UID): Adjust.
7229 (DECL_BASED_ON_RESTRICT_P): Remove.
7230 (DECL_GET_RESTRICT_BASE): Likewise.
7231 (SET_DECL_RESTRICT_BASE): Likewise.
7232 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7234 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7235 instead of DECL_POINTER_ALIAS_SET.
7236 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7237 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7238 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7240 2009-06-29 Richard Guenther <rguenther@suse.de>
7242 PR tree-optimization/40579
7243 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7244 the IL to simplify has constants that overflowed.
7246 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7248 PR tree-optimization/40550
7249 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7250 vector_compute_type only when the size of vector_compute_type is
7251 less than the size of type.
7253 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7255 * fold-const.c (contains_label_1): Fix comments.
7256 (contains_label_p): Do not walk trees multiple time.
7258 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7260 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7261 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7262 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7263 ix86_fp_comparison_operator.
7264 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7265 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7266 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7267 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7268 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7269 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7270 (related splits): Change predicate to ix86_fp_comparison_operator.
7271 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7272 instead of ix86_fp_comparison_codes.
7273 (ix86_trivial_fp_comparison_operator,
7274 ix86_fp_comparison_operator): New.
7275 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7276 (ix86_expand_compare): Eliminate last two parameters.
7277 (ix86_fp_jump_nontrivial_p): Kill.
7278 * config/i386/i386.c (put_condition_code): Eliminate call to
7279 ix86_fp_comparison_codes and subsequent assertion.
7280 (ix86_fp_comparison_codes): Eliminate.
7281 (ix86_fp_swap_condition): New.
7282 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7283 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7284 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7285 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7286 and ix86_fp_swap_condition.
7287 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7288 Use ix86_fp_comparison_strategy.
7289 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7290 (ix86_fp_jump_nontrivial_p): Eliminate.
7291 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7292 call to ix86_expand_compare.
7293 (ix86_split_fp_branch, ix86_expand_setcc,
7294 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7295 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7297 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7299 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7300 related to jump_clobbers.
7301 * config/arm/arm.md (conds): Remove jump_clob case.
7302 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7303 splits): Change comparison_operator to arm_comparison_operator.
7304 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7307 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7309 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7310 condition for floating point modes.
7311 * expmed.c (emit_store_flag_1): Move here a bigger part
7313 (emit_store_flag): Try swapping the condition for floating point
7315 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7317 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7319 * expr.c (expand_expr_real_1): Just use do_store_flag.
7320 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7321 emit_store_flag_force.
7322 * expmed.c (emit_store_flag_force): Copy here trick
7323 previously in expand_expr_real_1. Try reversing the comparison.
7324 (emit_store_flag_1): Work if target is NULL.
7325 (emit_store_flag): Work if target is NULL, using the result mode
7326 from the comparison. Use split_comparison, restructure final part
7327 to simplify conditionals.
7329 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7331 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7332 * dojump.c (do_jump): Change handling of floating-point
7333 ops to use just do_compare_and_jump.
7334 (split_comparison): New.
7335 (do_compare_rtx_and_jump): Add here logic coming previously
7336 in do_jump, using split_comparison.
7338 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7341 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7343 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7345 * tree-ssa-alias.c: Fix unintentional commit.
7347 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7349 * passes.c (execute_one_pass): Fix unintentional commit.
7351 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7353 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7354 (df_rd_local_compute, df_md_local_compute): Inline them.
7356 (df_md_scratch): New.
7357 (df_md_alloc, df_md_free): Allocate/free it.
7358 (df_md_local_compute): Only include live registers in init.
7359 (df_md_transfer_function): Prune the in-set computed by
7360 the confluence function, and the gen-set too.
7362 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7364 PR rtl-optimization/26854
7365 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7366 * df-problems.c (df_rd_add_problem): Fix comment.
7367 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7368 df_md_simulate_artificial_defs_at_top,
7369 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7370 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7371 df_md_transfer_function, df_md_init, df_md_confluence_0,
7372 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7373 problem_MD, df_md_add_problem): New.
7374 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7375 df_md_get_bb_info): New.
7376 (DF_LAST_PROBLEM_PLUS1): Adjust.
7378 * Makefile.in (fwprop.o): Include domwalk.h.
7379 * fwprop.c: Include domwalk.h.
7380 (reg_defs, reg_defs_stack): New.
7381 (bitmap_only_bit_between): Remove.
7382 (process_defs): New.
7383 (process_uses): Use reg_defs and local_md instead of
7384 bitmap_only_bit_between and local_rd.
7385 (single_def_use_enter_block): New, from build_single_def_use_links.
7386 (single_def_use_leave_block): New.
7387 (build_single_def_use_links): Remove code moved to
7388 single_def_use_enter_block, invoke domwalk.
7389 (use_killed_between): Adjust comment.
7391 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7393 * bitmap.h (bitmap_ior_and_into): New.
7394 * bitmap.c (bitmap_ior_and_into): New.
7396 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7398 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7399 before_dom_children_before_stmts and after_dom_children_after_stmts.
7400 Rename the two remaining callbacks to just before_dom_children and
7401 after_dom_children. Remove other GIMPLE statement walking bits.
7402 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7403 * graphite.c: Do not include domwalk.h.
7404 * tree-into-ssa.c (interesting_blocks): New global.
7405 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7406 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7407 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7408 now that they're not domwalk callbacks.
7409 (rewrite_initialize_block): Rename to...
7410 (rewrite_enter_block): ... this, place after called functions. Test
7411 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7412 (rewrite_finalize_block): Rename to...
7413 (rewrite_leave_block): ... this, place after called functions.
7414 (rewrite_update_init_block): Rename to...
7415 (rewrite_update_enter_block): ... this, place after called functions.
7416 Test interesting_blocks, call rewrite_update_stmt and
7417 rewrite_update_phi_arguments.
7418 (rewrite_update_fini_block): Rename to...
7419 (rewrite_leave_block): ... this, place after called functions.
7420 (rewrite_blocks): Remove last argument, simplify initialization of
7422 (mark_def_sites_initialize_block): Rename to...
7423 (mark_def_sites_block): ... this, call mark_def_sites.
7424 (mark_def_sites_blocks): Remove argument, simplify initialization of
7426 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7427 (update_ssa): Likewise.
7428 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7430 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7431 (dom_opt_initialize_block): Rename to...
7432 (dom_opt_enter_block): ... this, place after called functions. Walk
7433 statements here, inline propagate_to_outgoing_edges.
7434 (dom_opt_finalize_block): Rename to...
7435 (dom_opt_leave_block): ... this, place after called functions.
7436 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7438 (dse_enter_block, dse_record_phi): New.
7439 (dse_record_phis): Delete.
7440 (dse_finalize_block): Rename to...
7441 (dse_leave_block): ... this.
7442 (tree_ssa_dse): Simplify initialization of walk_data.
7443 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7444 Adjust initialization of walk_data.
7445 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7446 * tree-ssa-loop-phiopt.c (get_non_trapping):
7447 Adjust initialization of walk_data.
7448 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7449 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7450 it's not a domwalk callback.
7451 (uncprop_initialize_block): Rename to...
7452 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7453 (dse_finalize_block): Rename to...
7454 (dse_leave_block): ... this.
7455 (tree_ssa_uncprop): Simplify initialization of walk_data.
7456 * Makefile.in: Adjust dependencies.
7458 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7460 * arm.md (casesi): Fix test for Thumb1.
7461 (thumb1_casesi_internal_pic): Likewise.
7462 (thumb1_casesi_dispatch): Likewise.
7464 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7466 * config/arm/arm-cores.def: Added core cortex-m0.
7467 * config/arm/arm-tune.md: Regenerated.
7468 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7470 2009-06-26 DJ Delorie <dj@redhat.com>
7472 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7474 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7475 the scheduler doesn't tag jump insns.
7477 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7479 * c-decl.c (merge_decls): Re-indent.
7481 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7484 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7485 Special-case decimal float constants.
7487 2009-06-26 Richard Henderson <rth@redhat.com>
7489 * function.h (struct function): Add cannot_be_copied_reason,
7490 and cannot_be_copied_set.
7491 * tree-inline.c (has_label_address_in_static_1): Rename from
7492 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7493 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7494 don't set inline_forbidden_reason.
7495 (copy_forbidden): New function, split out of inline_forbidden_p.
7496 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7497 (inline_forbidden_p): Use copy_forbidden.
7498 (tree_versionable_function_p): Likewise.
7499 (inlinable_function_p): Merge into tree_inlinable_function_p.
7500 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7501 * ipa-cp.c (ipcp_versionable_function_p): New function.
7502 (ipcp_cloning_candidate_p): Use it.
7503 (ipcp_node_modifiable_p): Likewise.
7505 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7507 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7508 that is marked not to be inlined. Remove flag_mudflap use.
7509 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7510 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7512 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7515 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7516 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7518 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7520 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7522 (__mingwthr_remove_key_dtor): Likewise.
7524 2009-06-26 Richard Guenther <rguenther@suse.de>
7526 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7528 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7531 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7532 try the non-cond_exec path also.
7534 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7537 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7538 (output_cbranch): Use new functions.
7539 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7542 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7543 Pat Haugen <pthaugen@us.ibm.com>
7544 Revital Eres <ERES@il.ibm.com>
7546 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7547 for %c error. Add %x support to print VSX registers as a unified
7548 register set, instead of separate float and altivec registers.
7549 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7550 %y case, and add support for VSX pre-modify addresses.
7551 (output_toc): Add assert for CONST containing an integer constant
7553 (rs6000_adjust_cost): Add POWER7 support.
7554 (insn_must_be_first_in_group): Ditto.
7555 (insn_must_be_last_in_group): Ditto.
7556 (rs6000_emit_popcount): Ditto.
7557 (rs6000_vector_mode_supported_p): Ditto.
7559 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7560 Change some of the functions called by macros to being called
7561 through a pointer, so debug functions can be inserted if
7562 -mdebug=addr or -mdebug=cost.
7563 (rs6000_preferred_reload_class_ptr): Ditto.
7564 (rs6000_secondary_reload_class_ptr): Ditto.
7565 (rs6000_secondary_memory_needed_ptr): Ditto.
7566 (rs6000_cannot_change_mode_class_ptr): Ditto.
7567 (rs6000_secondary_reload_inner): Ditto.
7568 (rs6000_legitimize_reload_address): Ditto.
7569 (rs6000_legitimize_reload_address_ptr): Ditto.
7570 (rs6000_mode_dependent_address): Ditto.
7571 (rs6000_mode_dependent_address_ptr): Ditto.
7573 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7574 function to return true if the mode allows reg + integer
7576 (virtual_stack_registers_memory_p): New function to return true if
7577 the address refers to a virtual stack register.
7578 (rs6000_legitimate_offset_address_p): Move code to say whether a
7579 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7581 (rs6000_legitimate_address_p): Add checks for modes that only can
7582 do reg+reg addressing. Start adding VSX support.
7583 (rs6000_legitimize_reload_address): Ditto.
7584 (rs6000_legitimize_address): Ditto.
7585 (rs6000_debug_legitimate_address_p): New debug functions for
7586 -mdebug=addr and -mdebug=cost.
7587 (rs6000_debug_rtx_costs): Ditto.
7588 (rs6000_debug_address_costs): Ditto.
7589 (rs6000_debug_adjust_cost): Ditto.
7590 (rs6000_debug_legitimize_address): Ditto.
7591 (rs6000_legitimize_reload_address_ptr): Point to call normal
7592 function or debug function. Make functions called via pointer
7594 (rs6000_mode_dependent_address_ptr): Ditto.
7595 (rs6000_secondary_reload_class_ptr): Ditto.
7596 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7597 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7598 into a friendlier error.
7599 (rs6000_init_builtins): Add initial VSX support.
7600 (rs6000_adjust_cost): Fix some spacing issues.
7602 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7603 (REG_CLASS_NAMES): Ditto.
7604 (REG_CLASS_CONTENTS): Ditto.
7605 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7606 pointer, to add -mdebug=addr support.
7607 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7608 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7609 -mdebug=addr support.
7610 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7611 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7612 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7614 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7616 (bswapsi*): Set attribute types for load/store. Add combiner
7617 patterns to eliminate zero extend on 64-bit.
7618 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7619 stdbrx if the hardware supports those instructions.
7621 2009-06-25 Ian Lance Taylor <iant@google.com>
7623 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7624 (Link Options): Document -static-libstdc++.
7626 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7629 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7630 DATA_ALIGNMENT instead.
7632 2009-06-25 Richard Guenther <rguenther@suse.de>
7634 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7635 indirect references against the callused/escaped solutions.
7636 (call_may_clobber_ref_p_1): Likewise.
7638 2009-06-25 Martin Jambor <mjambor@suse.cz>
7640 PR tree-optimization/40493
7641 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7642 (enum unscalarized_data_handling): New type.
7643 (handle_unscalarized_data_in_subtree): Return what has been done.
7644 (load_assign_lhs_subreplacements): Handle left flushes differently.
7645 (sra_modify_assign): Use unscalarized_data_handling, simplified
7646 condition determining whether to remove the statement.
7648 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7650 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7651 excerpt - @ should be doubled for texinfo.
7653 2009-06-24 Ian Lance Taylor <iant@google.com>
7655 * config/arc/arc.c: Include "df.h".
7656 (arc_attribute_table): Make static. Move higher in file.
7657 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7658 (output_shift): Initialize n later to avoid warning.
7659 * config/arm/arm.c (arm_attribute_table): Make static. Move
7661 * config/avr/avr.c (avr_attribute_table): Make static. Move
7663 (reg_class_tab): Change array type from int to enum reg_class.
7664 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7666 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7667 (lshrhi3_out): Likewise.
7668 (class_likely_spilled_p): Change return type to bool.
7669 (avr_rtx_costs): Use local code variable with enum type.
7670 * config/avr/avr.md (movmemhi): Use add_reg_note.
7671 (andhi3, andsi3): Don't use AS2 with "and".
7672 (iorhi3, iorsi3): Don't use AS2 with "or".
7673 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7674 * config/crx/crx.c: Include "df.h".
7675 (crx_attribute_table): Make static.
7676 * config/m32r/m32r.c: Include "df.h".
7677 (m32r_attribute_table): Make static. Move higher in file.
7678 (pop): Use add_reg_note.
7679 (block_move_call): Change 0 to LCT_NORMAL in function call.
7680 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7681 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7682 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7683 declare, not just when TREE_CODE is defined.
7684 * config/m68hc11/m68hc11.c: Include "expr.h".
7685 (m68hc11_attribute_table): Make static. Move higher in file.
7686 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7688 (m68hc11_register_indirect_p): Likewise.
7689 (m68hc11_function_arg_padding): Change return type to enum
7691 (emit_move_after_reload): Use add_reg_note.
7692 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7693 (m68hc11_split_logical): Likewise.
7694 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7696 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7697 to VOIDmode in function call.
7698 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7700 (m68hc11_split_logical): Update declaration.
7701 (m68hc11_function_arg_padding): Update declaration.
7702 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7703 to array of enum reg_class.
7704 (mcore_attribute_table): Make static. Move higher in file.
7705 (mcore_rtx_costs): Add cast to enum type.
7706 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7707 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7708 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7710 * config/sh/predicates.md (trapping_target_operand): Rename and to
7712 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7714 * config/spu/spu.c (spu_attribute_table): Make static. Move
7716 * config/v850/v850.c (v850_attribute_table): Make static. Move
7718 (v850_rtx_costs): Use local code with enum type.
7719 (expand_epilogue): Add cast.
7720 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7722 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7725 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7726 -m2a-single-only and -m2a-nofpu.
7727 * config/sh/sh.opt: Document m2a generates FPU code.
7729 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7731 * defaults.h (CAN_ELIMINATE): Provide default.
7732 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7733 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7734 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7735 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7736 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7737 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7738 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7739 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7740 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7741 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7743 2009-06-24 DJ Delorie <dj@redhat.com>
7745 * mep-ext-cop.cpu: Fix copyright notice.
7746 * mep-default: Fix copyright notice.
7747 * mep-core: Fix copyright notice.
7748 * mep: Fix copyright notice.
7749 * mep-ivc2: Fix copyright notice.
7750 * mep-c5: Fix copyright notice.
7752 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7754 * doc/contrib.texi (Contributors):
7756 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7759 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7760 src and dst operands if necessary.
7762 2009-06-23 DJ Delorie <dj@redhat.com>
7765 * config.gcc: Add mep support.
7766 * recog.c: Resurrect validate_replace_rtx_subexp().
7767 * recog.h: Likewise.
7768 * config/mep/: Add new port:
7769 * config/mep/constraints.md: New file.
7770 * config/mep/default.h: New file.
7771 * config/mep/intrinsics.h: New file.
7772 * config/mep/intrinsics.md: New file.
7773 * config/mep/ivc2-template.h: New file.
7774 * config/mep/mep-c5.cpu: New file.
7775 * config/mep/mep-core.cpu: New file.
7776 * config/mep/mep-default.cpu: New file.
7777 * config/mep/mep-ext-cop.cpu: New file.
7778 * config/mep/mep-intrin.h: New file.
7779 * config/mep/mep-ivc2.cpu: New file.
7780 * config/mep/mep-lib1.asm: New file.
7781 * config/mep/mep-lib2.c: New file.
7782 * config/mep/mep-pragma.c: New file.
7783 * config/mep/mep-protos.h: New file.
7784 * config/mep/mep-tramp.c: New file.
7785 * config/mep/mep.c: New file.
7786 * config/mep/mep.cpu: New file.
7787 * config/mep/mep.h: New file.
7788 * config/mep/mep.md: New file.
7789 * config/mep/mep.opt: New file.
7790 * config/mep/predicates.md: New file.
7791 * config/mep/t-mep: New file.
7793 2009-06-23 Ian Lance Taylor <iant@google.com>
7795 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7796 from loose_warn into c_loose_warn and from strict_warn into
7797 c_strict_warn. Set and substitute warn_cxxflags. Check for
7798 --enable-build-with-cxx. Set and substitute
7799 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7800 * Makefile.in (CXXFLAGS): New variable.
7801 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7802 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7803 the default is the same as $(STRICT_WARN).
7804 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7805 (CXX): New variable.
7806 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7807 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7808 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7809 (HOST_LIBS): New variable.
7810 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7811 (ALL_CXXFLAGS): New variable.
7812 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7813 * doc/install.texi (Configuration): Document
7814 --enable-build-with-cxx, --with-stage1-ldflags,
7815 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7816 * configure: Rebuild.
7818 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7820 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7821 from previous commit.
7823 2009-06-23 Ian Lance Taylor <iant@google.com>
7825 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7827 2009-06-23 Ian Lance Taylor <iant@google.com>
7829 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7830 with ATTRIBUTE_UNUSED.
7832 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7833 Pat Haugen <pthaugen@us.ibm.com>
7834 Revital Eres <eres@il.ibm.com>
7836 * config.in (HAVE_AS_POPCNTD): Add default definition.
7837 (HAVE_AS_LWSYNC): Ditto.
7839 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7841 (gcc_cv_as_powerpc_cmpb): Ditto.
7842 (gcc_cv_as_powerpc_dfp): Ditto.
7843 (gcc_cv_as_powerpc_vsx): Ditto.
7844 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7845 supporting the popcntd/lwsync instructions.
7846 (gcc_cv_as_powerpc_lwsync): Ditto.
7847 * configure: Regenerate.
7849 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7850 -mcpu=native and -mcpu=power7.
7851 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7853 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7854 a variable instead of a mask to reduce the number of mask bits.
7855 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7856 (-mbit-word): Ditto.
7857 (-mregnames): Ditto.
7858 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7859 (-mfused-madd): Ditto.
7861 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7863 (-mvsx): New switch for VSX instructions.
7864 (-misel): Move from a variable to a mask to allow it to be set by
7867 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7868 function declaration to an array declaration.
7869 (rs6000_hard_regno_nregs): New external array declaration.
7871 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7872 files included by rs6000.md.
7874 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7875 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7877 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7879 (rs6000_debug_reg): New -mdebug= variables.
7880 (rs6000_debug_addr): Ditto.
7881 (rs6000_debug_cost): Ditto.
7882 (rs6000_pmode): New variable to hold Pmode.
7883 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7884 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7885 calculated at compiler start.
7886 (rs6000_hard_regno_nregs): Change function to an array which holds
7887 HARD_REGNO_NREGS calculated at compiler start.
7888 (rs6000_explicit_options): Delete isel field.
7889 (rs6000_vector_unit): New array to hold which vector unit
7890 supports arithmetic options for a given type.
7891 (rs6000_vector_mem): New array to hold which vector unit supports
7892 memory reference operations for a given type.
7893 (rs6000_vector_align): New array to given the alignment of each
7895 (power7_cost): New basic costs for power7.
7896 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7897 (rs6000_hard_regno_nregs_internal): New function, moved from
7898 HARD_REGNO_NREGS, to calculate the number of registers each hard
7899 register takes for each type.
7900 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7901 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7902 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7903 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7904 unit information here so it is calculated once at compiler startup
7906 (rs6000_override_options): Make -misel a target mask. Add more
7907 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7908 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7910 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7911 (rs6000_handle_option): Move -misel from variable to target mask.
7912 (rs6000_builtin_mask_for_load): Add VSX support.
7913 (rs6000_conditional_register_usage): Ditto.
7914 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7915 (function_arg_boundary): Ditto.
7916 (rs6000_expand_builtin): Ditto.
7917 (def_builtin): Make abort message a little friendlier.
7918 (rs6000_emit_int_cmove): Add support for 64-bit isel.
7920 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
7921 assembler support the popcntd instruction instead of a vsx
7922 instruction to enable power7 support.
7923 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
7924 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
7925 option to the assembler if -mcpu=native.
7926 (ASM_CPU_NATIVE_SPEC): Ditto.
7927 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
7929 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
7930 the lwsync instruction.
7931 (enum processor_type): Add PROCESSOR_POWER7.
7932 (rs6000_debug_reg): New -mdebug= options.
7933 (rs6000_debug_addr): Ditto.
7934 (rs6000_debug_cost): Ditto.
7935 (rs6000_isel): Delete.
7936 (enum rs6000_vector): New enum to say what vector unit we have.
7937 (VECTOR_UNIT_*): New macros to say which vector unit has
7938 arithmetic operations for a given type.
7939 (VECTOR_MEM_*): New macros to say which vector unit has memory
7940 operations for a given type.
7941 (TARGET_LDBRX): Whether the machine supports the ldbrx
7943 (TARGET_ISEL): Delete, -misel moved to be a mask.
7944 (TARGET_ISEL64): New macro for 64-bit isel support.
7945 (UNITS_PER_VSX_WORD): New macro.
7946 (POINTER_SIZE): Move to be an external variable, rather than
7947 calculating whether we are generating 32 ot 64-bit code.
7949 (STACK_BOUNDARY): Add VSX support.
7950 (LOCAL_ALIGNMENT): Ditto.
7951 (SLOW_UNALIGNED_ACCESS): Ditto.
7952 (VSX_REGNO_P): New macro for VSX support.
7953 (VFLOAT_REGNO_P): Ditto.
7954 (VINT_REGNO_P): Ditto.
7955 (VLOGICAL_REGNO_P): Ditto.
7956 (VSX_VECTOR_MODE): Ditto.
7957 (VSX_SCALAR_MODE): Ditto.
7959 (VSX_MOVE_MODE): Ditto.
7960 (VSX_REG_CLASS_P): Ditto.
7961 (HARD_REGNO_NREGS): Instead of calling a function, use an array
7963 (UNITS_PER_SIMD_WORD): Add VSX support.
7964 (MODES_TIEABLE_P): Ditto.
7965 (STARTING_FRAME_OFFSET): Ditto.
7966 (STACK_DYNAMIC_OFFSET): Ditto.
7967 (EPILOGUE_USES): Ditto.
7968 (REGNO_REG_CLASS): Move to array lookup.
7969 (CLASS_MAX_NREGS): Ditto.
7970 (rs6000_vector_reg_class): Add declaration.
7971 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
7972 overlap with the floating point and Altivec registers.
7974 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
7976 * config/rs6000/driver-rs6000.c (asm_names): New static array to
7977 give the appropriate asm switches if -mcpu=native.
7978 (host_detect_local_cpu): Add support for "asm".
7979 (host_detect_local_cpu): Follow GNU code guidelines for name.
7981 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
7982 -mbit-word to a variable instead of being a target mask.
7984 * config/rs6000/sync.md (lwsync): If the assembler supports it,
7985 emit the lwsync instruction instead of emitting the instruction as
7986 an integer constant.
7988 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
7989 fixuns_trundfsi2, move expander into rs6000.md.
7991 * config/rs6000/rs6000.md (cpu): Add power7.
7992 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
7993 (logical predicate patterns): Change the single instruction
7994 primitives that set CR0 to be fast_compare instead of compare.
7996 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
7997 (popcntddi2): Ditto.
7998 (popcount<mode>): Ditto.
7999 (floating multiply/add insns): Name the floating point
8001 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8002 (isel_unsigned_<mode>): Ditto.
8003 (fixuns_trundfsi2): Move expander here from spe.md.
8004 (smindi3): Define if we have -misel on 64-bit systems.
8009 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8011 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8013 * config/avr/avr.c (avr_current_device): New variable.
8014 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8015 (avr_arch, mcu_type_s): Move to avr.h.
8016 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8017 default_data_section_start fields.
8018 (avr_arch): Moved from avr.c.
8019 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8020 library_name fields.
8021 (avr_current_device, avr_mcu_types, avr_arch_types,
8022 avr_device_to_arch, avr_device_to_data_start,
8023 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8024 (EXTRA_SPEC_FUNCTIONS): Define.
8025 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8026 options mapping. Use device_to_arch and device_to_data_start insted.
8027 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8028 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8029 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8030 * config/avr/driver-avr.c: New file.
8031 * config/avr/avr-devices.c: New file.
8033 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8035 * var-tracking.c (unshare_variable): Force initialized to
8036 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8037 (set_variable_part): Likewise.
8038 (struct variable_union_info): Remove pos_src field.
8039 (vui_vec, vui_allocated): New variables.
8040 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8041 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8042 == 1 use a simpler sorting algorithm. Compute pos field right
8043 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8044 Avoid quadratic comparison if !flag_var_tracking_uninit.
8045 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8046 unshare_variable unconditionally.
8047 (dataflow_set_different_2): Removed.
8048 (dataflow_set_different): Don't traverse second hash table.
8049 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8050 unconditionally to var_reg_set or var_mem_set.
8051 (emit_notes_in_bb): Likewise.
8052 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8054 (emit_note_insn_var_location): Don't set initialized to
8055 VAR_INIT_STATUS_INITIALIZED early.
8056 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8058 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8060 * tree-object-size.c (addr_object_size): Instead of checking
8061 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8062 are no FIELD_DECLs following it.
8064 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8066 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8067 order to match bswaps with signed source operands.
8069 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8071 * sdbout.c (sdbout_one_type): Fix braces in switch.
8073 2009-06-23 Richard Guenther <rguenther@suse.de>
8075 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8077 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8078 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8079 var_callused, callused_tree, var_storedanything, storedanything_tree,
8080 var_integer, integer_tree): Remove global variables.
8081 (new_var_info): Do not pass new id, append the new var to the
8082 global variable vector.
8083 (do_ds_constraint): Use is_global_var member of the variable-info.
8084 (new_scalar_tmp_constraint_exp): Adjust.
8085 (create_function_info_for): Likewise.
8086 (create_variable_info_for): Likewise.
8087 (find_what_var_points_to): Remove dead code.
8088 (init_base_vars): Simplify.
8089 (compute_points_to_sets): Adjust.
8091 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8093 * combine.c (try_combine): Dump information about the insns we're
8096 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8098 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8099 check when calling force_to_mode on TRUNCATE's operand.
8101 2009-06-22 Ian Lance Taylor <iant@google.com>
8103 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8105 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8107 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8109 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8111 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
8112 override library linkage flags such as -static-libgcc or
8115 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8117 * config/m68k/m68k-devices.def: Add line for MCF5221x.
8119 2009-06-22 Ian Lance Taylor <iant@google.com>
8121 * config/linux.opt: Put mglibc ahead of muclibc.
8123 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
8124 for duplicate decls.
8126 2009-06-22 Matthias Klose <doko@ubuntu.com>
8128 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
8130 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8133 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8134 instead of NULL if a parser error occurs.
8136 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8138 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8139 non-DWARF2_DEBUGGING_INFO version.
8141 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8143 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8144 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8146 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8147 (LIBGCC2_TF_CEXT): Define.
8150 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8153 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8155 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8157 * config/arm/arm.c (arm_override_options): Disable
8158 -mcaller-super-interworking and -mcallee-super-interworking.
8159 * doc/invoke.texi (ARM Options): Document this.
8161 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8163 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8164 * config/arm/constraints.md (j): New constraint for movw operands.
8165 (N): Remove thumb2 meaning.
8166 * config/arm/arm.md (*arm_movw): Delete.
8167 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8168 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8169 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8171 2009-06-22 Martin Jambor <mjambor@suse.cz>
8173 PR tree-optimization/40492
8174 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8175 build_ref_for_offset.
8177 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8179 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8180 JUMP_TABLE_DATA_P predicates where applicable.
8181 * auto-inc-dec.c: Ditto.
8182 * builtins.c: Ditto.
8183 * caller-save.c: Ditto.
8185 * cfgcleanup.c: Ditto.
8186 * cfglayout.c: Ditto.
8189 * combine-stack-adj.c: Ditto.
8195 * dwarf2asm.c: Ditto.
8196 * dwarf2out.c: Ditto.
8197 * emit-rtl.c: Ditto.
8203 * function.c: Ditto.
8206 * genpreds.c: Ditto.
8207 * genrecog.c: Ditto.
8209 * ira-costs.c: Ditto.
8210 * ira-lives.c: Ditto.
8213 * lower-subreg.c: Ditto.
8214 * modulo-sched.c: Ditto.
8216 * postreload.c: Ditto.
8217 * print-rtl.c: Ditto.
8226 * sched-vis.c: Ditto.
8228 * sel-sched-ir.c: Ditto.
8229 * simplify-rtx.c: Ditto.
8230 * targhooks.c: Ditto.
8231 * var-tracking.c: Ditto.
8232 * vmsdbgout.c: Ditto.
8234 2009-06-22 Matthias Klose <doko@ubuntu.com>
8236 * Makefile.in (install-plugin): Always use DESTDIR.
8238 2009-06-22 Olivier Hainque <hainque@adacore.com>
8240 * config/pa/pa.c (output_call): Don't optimize post call jumps
8241 into return address adjustments if the call may throw.
8243 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8245 * arm.c (thumb1_output_casesi): New function.
8246 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8247 optimizing for size or PIC.
8248 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8249 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8250 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8251 (thumb1_casesi_internal_pic): New expand rule.
8252 (thumb1_casesi_dispatch): New pattern.
8253 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8255 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8256 in the text seciton when PIC or optimizing for size.
8257 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8258 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8259 preservation properties of code.
8260 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8261 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8262 (__gnu_thumb1_case_si): New function.
8263 * t-arm (LIB1ASMSRC): Define here.
8264 (LIB1ASMFUNCS): Add some common functions.
8265 * t-arm-elf (LIB1ASMSRC): Delete.
8266 (LIB1ASMFUNCS): Append to existing set.
8267 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8268 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8269 * t-symbian (LIB1ASMFUNCS): Likewise.
8270 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8271 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8273 2009-06-21 Richard Guenther <rguenther@suse.de>
8275 PR tree-optimization/38729
8276 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8277 to loops with a single exit if -fno-expensive-optimizations.
8279 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8281 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8282 (dataflow_set): Change vars type from htab_t to shared_hash.
8283 (shared_hash_pool, empty_shared_hash): New variables.
8284 (vars_clear): Removed.
8285 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8286 shared_hash_find_slot_unshare, shared_hash_find_slot,
8287 shared_hash_find_slot_noinsert, shared_hash_find): New
8289 (shared_hash_unshare, shared_hash_destroy): New functions.
8290 (unshare_variable): Unshare set->vars if shared, use
8292 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8293 (get_init_value, find_src_set_src, dump_dataflow_set,
8294 clobber_variable_part, emit_notes_for_differences): Use
8296 (dataflow_set_init): Remove second argument, set vars to
8297 empty_shared_hash instead of creating a new htab.
8298 (dataflow_set_clear): Call shared_hash_destroy and set vars
8299 to empty_shared_hash instead of calling vars_clear.
8300 (dataflow_set_copy): Don't call vars_copy, instead just share
8301 the src htab with dst.
8302 (variable_union): Use shared_hash_*, use initially NO_INSERT
8303 lookup if set->vars is shared. Don't keep slot cleared before
8304 calling unshare_variable. Unshare set->vars if needed.
8305 Even ->refcount == 1 vars must be unshared if set->vars is shared
8306 and var needs to be modified.
8307 (variable_canonicalize): New function.
8308 (dataflow_set_union): If dst->vars is empty, just share src->vars
8309 with dst->vars and traverse with variable_canonicalize to canonicalize
8310 and unshare what is needed.
8311 (dataflow_set_different): If old_set and new_set use the same shared
8312 htab, they aren't different. If number of htab elements is different,
8313 htabs are different. Use shared_hash_*.
8314 (dataflow_set_destroy): Call shared_hash_destroy instead of
8316 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8317 second argument to dataflow_set_init.
8318 (vt_initialize): Likewise. Initialize shared_hash_pool and
8319 empty_shared_hash, move bb in/out initialization afterwards.
8320 Use variable_htab_free instead of NULL as changed_variables del hook.
8321 (variable_was_changed): Change type of second argument to pointer to
8322 dataflow_set. When inserting var into changed_variables, bump
8323 refcount. Unshare set->vars if set is shared htab and slot needs to
8325 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8326 lookup if set->vars is shared. Unshare set->vars if needed.
8327 Even ->refcount == 1 vars must be unshared if set->vars is shared
8328 and var needs to be modified. Adjust variable_was_changed caller.
8329 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8330 vars must be unshared if set->vars is shared and var needs to be
8331 modified. Adjust variable_was_changed caller.
8332 (emit_note_insn_var_location): Don't pool_free var.
8333 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8335 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8336 free_alloc_pool on shared_hash_pool.
8338 2009-06-20 Anthony Green <green@moxielogic.com>
8340 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8341 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8343 2009-06-20 Richard Guenther <rguenther@suse.de>
8345 * tree-ssa-structalias.c (find_func_aliases): For memset use
8346 a constraint from NULL if we memset to zero.
8347 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8348 we explicitly handle that do not read from memory.
8349 (call_may_clobber_ref_p_1): Properly handle builtins that may
8352 2009-06-20 Richard Guenther <rguenther@suse.de>
8354 PR tree-optimization/40495
8355 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8356 (new_scalar_tmp_constraint_exp): New function.
8357 (process_constraint): Do not create temporary decls.
8358 (process_all_all_constraints): Likewise.
8359 (handle_const_call): Likewise.
8360 (create_function_info_for): Do not set decl.
8362 2009-06-19 Ian Lance Taylor <iant@google.com>
8364 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8365 (rs6000_attribute_table): Make static; move before use.
8367 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8369 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8370 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8371 Propagate the TREE_READONLY flag without overwriting it.
8372 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8373 Propagate the TREE_READONLY flag onto the result.
8374 (process_call_operands): Move around. Use correct constant value.
8376 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8379 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8380 * config/arm/arm.md: Likewise.
8382 2009-06-19 Ian Lance Taylor <iant@google.com>
8384 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8385 to GIMPLE_ERROR_MARK.
8387 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8388 op2_original_type parameters. Warn about using different enum types.
8389 * c-parser.c (c_parser_conditional_expression): Pass original
8390 types to build_conditional_expr.
8391 * c-tree.h (build_conditional_expr): Update declaration.
8393 2009-06-19 Ian Lance Taylor <iant@google.com>
8395 * config/i386/i386.c (ix86_function_specific_save): Test that
8396 fields match values, rather than testing the values are in a
8399 2009-06-19 Richard Guenther <rguenther@suse.de>
8401 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8403 (ptr_derefs_may_alias_p): Likewise.
8404 (ptr_deref_may_alias_ref_p_1): New function.
8405 (ptr_deref_may_alias_ref_p): Likewise.
8406 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8407 covered by looking at the ESCAPED solution.
8408 (call_may_clobber_ref_p_1): Likewise.
8409 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8410 Handle NULL_TREE offset. Do not produce redundant constraints.
8411 (process_all_all_constraints): New helper function.
8412 (do_structure_copy): Use it.
8413 (handle_lhs_call): Likewise.
8414 (find_func_aliases): Handle some builtins with pointer arguments
8415 and/or return values explicitly.
8417 2009-06-19 Ian Lance Taylor <iant@google.com>
8419 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8421 2009-06-19 Ian Lance Taylor <iant@google.com>
8423 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8425 2009-06-19 Ian Lance Taylor <iant@google.com>
8427 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8428 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8431 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8432 uninitialized const.
8434 2009-06-19 Ian Lance Taylor <iant@google.com>
8436 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8439 * c-decl.c (in_struct, struct_types): Remove.
8440 (struct c_binding): Add in_struct field.
8441 (c_binding_ptr): Define type, along with VEC.
8442 (struct c_struct_parse_info): Define.
8443 (struct_parse_info): New static variable.
8444 (bind): Initialize in_struct field.
8445 (start_struct): Remove enclosing_in_struct and
8446 enclosing_struct_types parameters. Add
8447 enclosing_struct_parse_info parameter. Change all callers. Set
8448 struct_parse_info rather than in_struct and struct_types.
8449 (grokfield): If -Wc++-compat and there is a symbol binding for the
8450 field name, set the in_struct flag and push it on the
8451 struct_parse_info->fields vector.
8452 (warn_cxx_compat_finish_struct): New static function.
8453 (finish_struct): Remove enclosing_in_struct and
8454 enclosing_struct_types parameters. Add
8455 enclosing_struct_parse_info parameter. Change all callers. Don't
8456 set C_TYPE_DEFINED_IN_STRUCT here. Call
8457 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8458 parameter. Only push on struct_types if warn_cxx_compat.
8459 (finish_enum): Only push on struct_types if warn_cxx_compat.
8460 (declspecs_add_type): Add loc parameter. Change all callers.
8461 Change all error calls to error_at. Pass loc, not input_location,
8462 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8463 defined in a struct. If -Wc++-compat and parsing a struct, record
8464 that a typedef name was used.
8465 * c-parser.c (c_parser_declspecs): Get location to pass to
8467 (c_parser_struct_or_union_specifier): Update calls to start_struct
8469 * c-tree.h (struct c_struct_parse_info): Declare.
8470 (finish_struct, start_struct): Update declarations.
8471 (declspecs_add_type): Update declaration.
8473 2009-06-19 Ian Lance Taylor <iant@google.com>
8475 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8476 variable with an anonymous type.
8478 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8480 * see.c: Remove for real.
8482 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8484 * optabs.h (enum optab_index): Add new OTI_significand.
8485 (significand_optab): Define corresponding macro.
8486 * optabs.c (init_optabs): Initialize significand_optab.
8487 * genopinit.c (optabs): Implement significand_optab using
8488 significand?f2 patterns.
8489 * builtins.c (expand_builtin_mathfn): Handle
8490 BUILT_IN_SIGNIFICAND{,F,L}.
8491 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8492 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8494 * config/i386/i386.md (significandxf2, significand<mode>2): New
8495 expanders to implement significandf, significand and significandl
8496 built-ins as inline x87 intrinsics.
8498 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8500 * config/avr/avr.c (avr_override_options): Remove setting value of
8501 PARAM_INLINE_CALL_COST.
8503 2009-06-18 Richard Henderson <rth@redhat.com>
8506 * tree-pass.h (TDF_ASMNAME): New.
8507 * tree-dump.c (dump_options): Add asmname.
8508 * doc/invoke.texi: Document it.
8510 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8511 (dump_decl_name): ...here.
8512 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8513 (dump_generic_node): Update dump_function_name calls.
8514 (print_call_name): New flags arg; update all dump calls.
8515 * diagnostic.h (print_call_name): Update.
8516 * gimple-pretty-print.c (dump_gimple_call): Update.
8518 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8521 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8523 2009-06-18 Diego Novillo <dnovillo@google.com>
8525 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8526 * plugin.c (str_license): Declare.
8527 (try_init_one_plugin): Assert that the symbol
8528 'plugin_is_GPL_compatible' exists.
8530 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8533 * Makefile.in (OBJS-common): Remove see.o.
8535 * common.opt (fsee): Mark as preserved for backward compatibility.
8536 * opts.c (common_handle_option): Add OPT_fsee to the backward
8537 compatibility section.
8538 * passes.c (init_optimization_passes, pass_see): Remove pass.
8539 * timevar.def (TV_SEE): Remove.
8540 * tree-pass.h (pass_see): Remove declaration.
8541 * doc/invoke.texi (-fsee): Remove documentation.
8543 2009-06-18 Martin Jambor <mjambor@suse.cz>
8545 * tree-sra.c: Include statistics.h
8546 (sra_stats): New variable.
8547 (sra_initialize): Clear sra_stats.
8548 (create_access_replacement): Increment sra_stats.replacements.
8549 (get_access_replacement): Do not return twice.
8550 (analyze_all_variable_accesses): Increment statistics counter by the
8551 number of scalarized aggregates.
8552 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8553 (sra_modify_expr): Increment sra_stats.exprs.
8554 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8555 (sra_modify_assign): Increment sra_stats.exprs,
8556 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8557 (perform_intra_sra): Update statistics counters.
8558 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8560 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8562 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8563 (arm_scalar_mode_supported_p): New function.
8565 2009-06-18 Paul Brook <paul@codesourcery.com>
8566 Sandra Loosemore <sandra@codesourcery.com>
8568 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8569 (__extendhfsf2, __truncsfhf2): Define.
8570 * config/arm/fp16.c: New file.
8571 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8572 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8574 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8576 * doc/extend.texi (Half-Precision): New section.
8577 * doc/invoke.texi (Option Summary): List -mfp16-format.
8578 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8579 * config/arm/arm.opt (mfp16-format=): New.
8580 * config/arm/arm.c: Include intl.h.
8581 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8582 (TARGET_INVALID_RETURN_TYPE): Redefine.
8583 (TARGET_PROMOTED_TYPE): Redefine.
8584 (TARGET_CONVERT_TO_TYPE): Redefine.
8585 (arm_fp16_format): Define.
8586 (all_fpus): Add entry for neon-fp16.
8587 (fp_model_for_fpu): Likewise.
8588 (struct fp16_format): Declare.
8589 (all_fp16_formats): Define.
8590 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8592 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8594 (arm_legitimate_index_p): Treat HFmode like HImode.
8595 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8596 (coproc_secondary_reload_class): Special-case HFmode.
8597 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8598 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8599 (arm_init_fp16_builtins): New.
8600 (arm_init_builtins): Call it.
8601 (arm_invalid_parameter_type): New.
8602 (arm_invalid_return_type): New.
8603 (arm_promoted_type): New.
8604 (arm_convert_to_type).
8605 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8607 (arm_emit_fp16_const): New function.
8608 (arm_mangle_type): Mangle __fp16 as "Dh".
8609 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8611 (TARGET_NEON_FP16): New.
8612 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8613 (enum fputype): Add FPUTYPE_NEON_FP16.
8614 (enum arm_fp16_format_type): Declare.
8615 (arm_fp16_format): Declare.
8616 (LARGEST_EXPONENT_IS_NORMAL): Define.
8617 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8618 * config/arm/arm-modes.def (HFmode): Define.
8619 * config/arm/vfp.md: (*movhf_vfp): New.
8622 * config/arm/arm.md: (fpu): Add neon_fp16.
8623 (floatsihf2, floatdihf2): New.
8624 (fix_trunchfsi2, fix_trunchfdi2): New.
8628 (*arm32_movhf): New.
8629 (*thumb1_movhf): New.
8630 (consttable_2): Add check for HFmode constants.
8631 (consttable_4): Handle HFmode constants.
8633 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8635 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8637 2009-06-17 Olivier Hainque <hainque@adacore.com>
8639 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8640 const char ** conversion in AIX specific section.
8642 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8644 * config/i386/i386.c (ix86_special_builtin_type): Remove
8645 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8646 (bdesc_special_args): Updated.
8647 (ix86_init_mmx_sse_builtins): Likewise.
8648 (ix86_expand_special_args_builtin): Likewise.
8650 2009-06-17 Richard Henderson <rth@redhat.com>
8652 * tree-pretty-print.c (maybe_dump_asm_name): New.
8653 (dump_decl_name): Use it.
8654 (PRINT_FUNCTION_NAME): Merge into...
8655 (dump_function_name): ... here. Use maybe_dump_asm_name.
8657 2009-06-17 Cary Coutant <ccoutant@google.com>
8659 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8661 * debug.c (struct gcc_debug_hooks): Change placeholder for
8663 (debug_nothing_int_charstar_int): Replaced by...
8664 (debug_nothing_int_charstar_int_bool): ...this.
8665 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8666 source_line prototype.
8667 (debug_nothing_int_charstar_int): Replaced by...
8668 (debug_nothing_int_charstar_int_bool): ...this.
8669 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8670 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8671 Output is_stmt operand when necessary.
8672 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8673 (notice_source_line): Add is_stmt parameter.
8674 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8675 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8677 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8678 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8680 2009-06-17 Ian Lance Taylor <iant@google.com>
8682 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8684 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8687 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8689 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8690 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8691 tree_strip_sign_nop_conversions and
8692 tree_ssa_strip_useless_type_conversions rather than stripping
8693 the operations here.
8694 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8696 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8697 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8698 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8699 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8702 2009-06-17 Michael Eager <eager@eagercon.com>
8704 * config/rs6000/constraints.md (register_constraint "d"): New.
8705 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8706 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8707 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8708 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8709 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8710 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8711 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8712 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8713 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8714 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8716 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8717 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8718 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8719 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8720 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8721 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8722 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8723 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8724 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8725 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8726 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8727 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8728 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8729 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8731 2009-06-16 Ian Lance Taylor <iant@google.com>
8733 * profile.c (total_num_never_executed): Don't define.
8734 (compute_branch_probabilities): Don't count or print
8736 (init_branch_prob): Don't set total_num_never_executed.
8737 (end_branch_prob): Don't print total_num_never_executed.
8739 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8741 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8743 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8745 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8746 (nabstd2_fpr): Same.
8748 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8750 * expr.c (expand_assignment): Change complex type check.
8752 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8754 * doc/plugins.texi (Building GCC plugins): Added new section.
8756 2009-06-17 Ian Lance Taylor <iant@google.com>
8758 * c-pch.c (get_ident): Don't set size of templ array.
8759 (pch_init): Don't set size of partial_pch array.
8761 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8762 string constant to intialize an array whose size is the length of
8765 2009-06-17 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/40389
8768 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8769 to addressable types.
8770 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8772 2009-06-17 Richard Guenther <rguenther@suse.de>
8775 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8776 if there is no evolution of left in the loop bail out.
8777 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8778 chrec_fold_multiply.
8780 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8781 Janis Johnson <janis187@us.ibm.com>
8784 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8785 for the symbol ref of a constant that is the source of a move
8786 - nor for any other not-obvious-label-ref constants.
8788 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8790 * plugin.c (position_pass): Skip newly inserted pass during list
8791 traversal to avoid repeated insertion.
8793 2009-06-16 Ian Lance Taylor <iant@google.com>
8795 * vec.h (VEC_stack_alloc): Define different version if
8796 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8797 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8798 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8799 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8801 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8803 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8805 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8806 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8807 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8808 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8809 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8810 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8811 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8812 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8813 __builtin_ia32_rdtscp.
8814 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8815 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8816 and __builtin_ia32_rorhi.
8817 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8818 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8819 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8820 (ix86_expand_args_builtin): Likewise.
8821 (ix86_expand_special_args_builtin): Likewise.
8823 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8824 (UNSPECV_RDTSC): Likewise.
8825 (UNSPECV_RDPMC): Likewise.
8826 (*bsr): Renamed to ...
8828 (*bsr_rex64): Renamed to ...
8832 (*rdpmc_rex64): Likewise.
8835 (*rdtsc_rex64): Likewise.
8837 (*rdtscp): Likewise.
8838 (*rdtscp_rex64): Likewise.
8840 * config/i386/ia32intrin.h: New.
8842 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8844 2009-06-16 Ian Lance Taylor <iant@google.com>
8846 * ira-build.c (copy_info_to_removed_store_destinations):
8847 Initialize parent_a.
8849 2009-06-16 Ian Lance Taylor <iant@google.com>
8851 * c-decl.c (grokdeclarator): Change size_varies to bool.
8853 2009-06-16 Ian Lance Taylor <iant@google.com>
8855 * sel-sched.c: Make forward declarations of move_op_hooks and
8856 fur_hooks explicitly extern.
8858 2009-06-16 Ian Lance Taylor <iant@google.com>
8860 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8861 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8863 2009-06-16 Ian Lance Taylor <iant@google.com>
8865 * resource.c (mark_referenced_resources): Change
8866 include_delayed_effects parameter to bool. Change all callers.
8867 (mark_end_of_function_resources): Likewise.
8868 * reorg.c (insn_references_resource_p): Likewise.
8869 (insn_sets_resource_p): Likewise.
8870 * resource.h (mark_referenced_resources): Update declaration.
8871 (mark_end_of_function_resources): Update declaration.
8873 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8875 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8877 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8879 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8880 GCC can bootstrap on AIX with GNU Binutils 2.20.
8882 2009-06-16 Ian Lance Taylor <iant@google.com>
8884 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8886 2009-06-16 Ian Lance Taylor <iant@google.com>
8888 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8889 inline, not extern inline.
8890 (exact_log2): Likewise.
8891 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8893 (exact_log2): Likewise, but don't test CTZ_HWI.
8895 2009-06-16 Ian Lance Taylor <iant@google.com>
8897 * bitmap.c (bitmap_clear): Don't declare as inline.
8898 * gimple.c (gimplify_assign): Likewise.
8899 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8900 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8901 (sched_scan_info): Remove duplicate definition.
8903 2009-06-16 Ian Lance Taylor <iant@google.com>
8905 * c-common.c (skip_evaluation): Don't define.
8906 (c_inhibit_evaluation_warnings): Define global variable.
8907 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8908 than skip_evaluation.
8909 (convert_and_check, warn_for_div_by_zero): Likewise.
8910 * c-common.h (skip_evaluation): Don't declare.
8911 (c_inhibit_evaluation_warnings): Declare.
8912 * c-parser.c (c_parser_typeof_specifier): Set
8913 c_inhibit_evaluation_warnings rather than skip_evaluation.
8914 (c_parser_conditional_expression): Likewise.
8915 (c_parser_binary_expression): Likewise.
8916 (c_parser_sizeof_expression): Likewise.
8917 (c_parser_alignof_expression): Likewise.
8918 * c-typeck.c (build_indirect_ref): Check
8919 c_inhibit_evaluation_warnings rather than skip_evaluation.
8920 (build_conditional_expr, build_binary_op): Likewise.
8922 2009-06-16 Richard Guenther <rguenther@suse.de>
8924 * tree-ssa-alias.c (is_escape_site): Remove.
8925 * tree-ssa-alias.h (enum escape_type): Remove.
8926 (is_escape_site): Likewise.
8927 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
8928 via casts and asms without deferring to is_escape_site.
8930 2009-06-16 Jakub Jelinek <jakub@redhat.com>
8933 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
8934 use gen_lowpart if op0 has complex mode.
8936 2009-06-16 Richard Guenther <rguenther@suse.de>
8938 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
8939 variables add them to ESCAPED.
8940 (find_func_aliases): Do not make all indirectly stored values escaped.
8942 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
8944 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
8947 2009-06-16 Martin Jambor <mjambor@suse.cz>
8949 PR tree-optimization/40432
8950 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
8951 check whether we need to force gimple register operand.
8953 2009-06-16 Martin Jambor <mjambor@suse.cz>
8955 PR tree-optimization/40413
8956 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
8957 build_ref_for_offset.
8958 (propagate_subacesses_accross_link): Fix a typo in a comment.
8960 2009-06-16 Ira Rosen <irar@il.ibm.com>
8962 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8963 with additional parameter.
8964 * tree-vectorizer.h (enum vect_def_type): Add new value
8966 (enum vect_relevant): Add comments.
8967 (vect_is_simple_reduction): Add new argument.
8968 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
8969 Detect nested cycles.
8970 (vect_is_simple_reduction): Update documentation, add an argument to
8971 distinguish inner-loop reduction from nested cycle, detect nested
8972 cycles, fix printings and indentation, don't swap operands in case
8974 (get_initial_def_for_reduction): Handle subtraction.
8975 (vect_create_epilog_for_reduction): Add new argument to specify
8977 (vect_finalize_reduction): Handle subtraction, fix comments.
8978 (vectorizable_reduction): Handle nested cycles. In case of nested
8979 cycle keep track of the reduction variable position. Call
8980 vect_is_simple_reduction with additional parameter. Use original
8981 statement code in reduction epilogue for nested cycle. Call
8982 vect_create_epilog_for_reduction with additional parameter.
8983 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
8984 inner-loop vectorization.
8985 (vect_recog_widen_sum_pattern): Likewise.
8986 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
8988 (vect_mark_stmts_to_be_vectorized): Likewise.
8989 (vect_get_vec_def_for_operand): Handle nested cycles.
8991 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8993 * doc/invoke.texi (Debugging Options): Fix option index entries
8994 for -fdump-statistics, -frandom-seed add entries for
8995 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
8996 (FRV Options): Fix entries for -mTLS, -mtls.
8997 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
8998 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
8999 (M68hc1x Options): Fix @itemx for -mnominmax.
9000 (MCore Options): Fix entry for -mno-lsim.
9001 (MMIX Options): Fix entry for -mabi=mmixware.
9002 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9004 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9006 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9007 Mention the plugin mode of gengtype.
9008 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9009 * gengtype.c: Updated copyright.
9010 (plugin_files, nb_plugin_files) Added new static variables.
9011 (measure_input_list) Care about plugin_files.
9012 (write_rtx_next): Added early return in plugin mode.
9013 (create_file): Updated copyright year in generated file. Added
9015 (oprintf): Added early return if NULL outf.
9016 (get_output_file_with_visibility): Care of plugin_files.
9017 (get_output_file_name): May return null.
9018 (write_local): Added early return.
9019 (put_mangled_filename): Ditto.
9020 (finish_root_table): Added check for base_files.
9021 (write_roots): Care about null when plugins.
9022 (main): Added plugin mode.
9024 2009-06-15 Ian Lance Taylor <iant@google.com>
9026 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9027 * gcov.c (read_count_file): Add braces around variables declared
9030 * c.opt (Wjump-misses-init): New warning.
9031 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9032 -Wall and -Wc++-compat if not already set.
9033 (c_common_post_options): Clear warn_jump_misses_init if it was not
9035 * c-decl.c (struct c_binding): Change type field to a union with
9036 new label field. Make it the first field in the struct. Update
9037 references to type to use u.type instead.
9038 (struct c_spot_bindings): Define.
9039 (struct c_goto_bindings): Define.
9040 (c_goto_bindings_p): Define, along with VECs.
9041 (struct c_label_vars): Define.
9042 (struct c_scope): Add has_label_bindings field.
9043 (bind_label, set_spot_bindings): New static functions.
9044 (decl_jump_unsafe, update_spot_bindings): New static functions.
9045 (update_label_decls): New static function.
9046 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9047 Update binding u.label field to shadowed field.
9048 (c_binding_start_stmt_expr): New function.
9049 (c_binding_end_stmt_expr): New function.
9050 (pushdecl): Don't call c_begin_vm_scope.
9051 (make_label): Add defining and p_label_vars parameters. Change
9053 (lookup_label): Correct test for whether a label has not yet been
9054 defined. Call bind_label rather than bind.
9055 (warn_about_goto): New static function.
9056 (lookup_label_for_goto): New function.
9057 (declare_label): Call bind_label rather than bind.
9058 (check_earlier_gotos): New static function.
9059 (define_label): Don't give errors about jumping into statement
9060 expressions or scopes of variably modified types. Call
9061 set_spot_bindings and check_earlier_gotos. Call bind_label
9062 instead of bind. Don't set label_context_stack_se or
9063 label_context_stack_vm.
9064 (c_get_switch_bindings): New function.
9065 (c_release_switch_bindings): New function.
9066 (c_check_switch_jump_warnings): New function.
9067 (start_function): Don't set label_context_stack_se or
9068 label_context_stack_vm.
9069 (finish_function): Likewise.
9070 * c-typeck.c (label_context_stack_se): Don't define.
9071 (label_context_stack_vm): Don't define.
9072 (c_finish_goto_label): Call lookup_label_for_goto rather than
9073 lookup_label. Don't give errors about jumping into a statement
9074 expression or the scope of a variably modified type. Don't set
9075 label_context_stack_se or label_context_stack_vm.
9076 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9077 fields. Add bindings field.
9078 (c_start_case): Don't set deleted fields. Set bindings field.
9079 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9080 or blocked_vm. Call c_check_switch_jump_warnings.
9081 (c_finish_case): Don't test blocked_stmt_expr field. Call
9082 c_release_switch_bindings.
9083 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9084 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9085 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9086 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9087 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9088 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9089 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9090 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9091 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9092 (C_DECL_UNJUMPABLE_VM): Don't define.
9093 (C_DECL_UNDEFINABLE_VM): Don't define.
9094 (struct c_label_list): Don't define.
9095 (struct c_label_context_se): Don't define.
9096 (struct c_label_context_vm): Don't define.
9097 (struct c_spot_bindings): Declare.
9098 (c_bindings_start_stmt_expr): Declare.
9099 (c_bindings_end_stmt_expr): Declare.
9100 (lookup_label_for_goto): Declare.
9101 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9102 (c_check_switch_jump_warnings): Declare.
9103 (label_context_stack_se, label_context_stack_vm): Don't declare.
9104 (c_finish_goto_label): Update declaration.
9105 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9106 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9107 (Warning Options): Document -Wjump-misses-init.
9109 2009-06-15 Jakub Jelinek <jakub@redhat.com>
9111 * tree-object-size.c (addr_object_size): Fix a pasto in the last
9114 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9116 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
9118 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9120 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
9122 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9124 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
9126 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9128 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
9129 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
9130 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
9131 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
9132 * dwarf2asm.c (dw2_force_const_mem): Update call to
9134 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9135 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9136 * langhooks.c (lhd_comdat_group): Remove.
9137 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9138 * tree.h (DECL_COMDAT_GROUP): New.
9139 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9140 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9141 (make_decl_one_only): Change signature.
9142 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9144 (make_decl_one_only): Change signature.
9145 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9147 2009-06-15 Richard Guenther <rguenther@suse.de>
9150 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9152 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9154 * tree-ssa-math-opts.c: Remove extra divide.
9156 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9158 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9160 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9162 * passes.c: Add bswap pass.
9163 * tree-pass.h: Add pass_optimize_bswap declaration.
9164 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9165 Include rtl.h, expr.h and optabs.h for optab_handler check.
9166 (struct symbolic_number, pass_optimize_bswap): New definition.
9167 (do_shift_rotate, verify_symbolic_number_p): New functions.
9168 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9169 (gate_optimize_bswap): New function.
9170 * tree.c (widest_int_cst_value): New function.
9171 * tree.h (widest_int_cst_value): Prototype added.
9173 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9175 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9176 REG_EQUAL/REG_EQUIV notes.
9178 2009-06-14 Richard Guenther <rguenther@suse.de>
9181 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9182 has its address taken if NRV was applied and it is addressable.
9183 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9184 function split out from ...
9185 (get_constraint_for_1): ... here.
9186 (handle_rhs_call): Use it to mark the return slot escaped if
9187 it is addressable and NRV was applied.
9189 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9191 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9192 Change first argument type to location_t.
9193 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9194 Do not set input_location.
9195 Use loc instead of input_location throughout.
9197 2009-06-13 Richard Guenther <rguenther@suse.de>
9199 PR tree-optimization/40421
9200 * tree-predcom.c (should_unroll_loop_p): Remove.
9201 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9203 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9205 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9206 Add location argument.
9208 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9210 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9212 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9213 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9214 * config/spu/spu-protos.h: Add location to
9215 spu_resolve_overloaded_builtin.
9216 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9217 spu_build_builtin_va_list.
9218 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9219 argument. Pass location to build_function_call_vec.
9220 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9222 (emit_fpu_switch): Same.
9223 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9224 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9225 to build_decl and create_artificial_label.
9226 (xtensa_gimplify_va_arg_expr): Same.
9227 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9228 (xstormy16_gimplify_va_arg_expr): Same.
9229 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9230 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9231 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9232 (mips16_build_function_stub): Same.
9233 (mips16_build_call_stub): Same.
9235 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9238 * arm/constraints.md (Pa, Pb): New constraints.
9239 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9240 split pattern to deal with them.
9242 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9244 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9245 fix index entry for -Xpreprocessor.
9247 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9249 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9250 Add location argument to build_decl call.
9251 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9252 (rs6000_init_builtins): Same.
9253 (spe_init_builtins): Same.
9254 (rs6000_gimplify_va_arg): Add location argument to
9255 create_artificial_label call.
9257 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9259 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9260 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9261 * Makefile.in: Fix GGC dependency for gcse.o.
9263 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9265 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9266 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9267 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9269 * c-parser.c (c_parser_binary_expression): Use current column while
9270 building binary operations.
9271 * common.opt (fshow-column): Enable by default.
9272 * tree-vrp.c (check_array_ref): Use warning_at.
9273 (check_array_bounds): Use location from call back if expr has no
9275 * tree.h: Add location argument to maybe_fold_*.
9276 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9277 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9278 (maybe_fold_offset_to_component_ref): Same.
9279 (maybe_fold_offset_to_reference): Same.
9280 (maybe_fold_offset_to_address): Same.
9281 (maybe_fold_stmt_indirect): Same.
9282 (maybe_fold_stmt_addition): Same.
9283 (fold_stmt_r): Pass location to maybe_fold_*.
9284 (fold_gimple_assign): Same.
9285 * c-tree.h: Add location argument to finish_decl,
9286 default_function_array_conversion, store_init_value.
9287 * c-decl.c (define_label): Use error_at.
9288 (c_make_fname_decl): Pass location to finish_decl.
9289 (finish_decl): New location argument.
9290 (build_compound_literal): Pass location to store_init_value.
9291 (grokdeclarator): Pass location to finish_decl.
9293 * c-typeck.c (array_to_pointer_conversion): New location argument.
9294 (function_to_pointer_conversion): Same.
9295 (default_function_array_conversion): Same.
9296 (parser_build_unary_op): Pass location to overflow_warning.
9297 (parser_build_binary_op): Same. Use warning_at.
9298 (build_unary_op): Pass location to array_to_pointer_conversion.
9299 (build_c_cast): Pass location to digest_init.
9300 (build_modify_expr): New location argument.
9301 (convert_for_assignment): Same.
9302 (store_init_value): Same.
9303 (digest_init): Same.
9304 (output_init_element): Pass location to digest_init and
9305 array_to_pointer_conversion.
9306 (c_finish_return): Pass location to convert_for_assignment.
9307 * gimplify.c (gimplify_conversion): Pass location to
9308 maybe_fold_offset_to_address.
9309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9310 to maybe_fold_stmt_addition.
9311 * c-omp.c (c_finish_omp_atomic): Pass new location to
9313 (c_finish_omp_for): Same.
9314 * c-common.c (overflow_warning): New argument.
9315 * c-common.h: New argument to build_modify_expr, overflow_warning.
9316 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9318 (c_parser_initializer): Pass location to
9319 default_function_array_conversion.
9320 (c_parser_initelt): Same.
9321 (c_parser_initval): Same.
9322 (c_parser_asm_operands): Same.
9323 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9324 (c_parser_conditional_expression): Same.
9325 (c_parser_binary_expression): Add location info to stack. Use it.
9326 (c_parser_unary_expression): Pass location to
9327 default_function_array_conversion, parser_build_unary_op,
9328 build_indirect_ref, c_parser_postfix_expression_after_primary.
9329 (c_parser_postfix_expression_after_primary): New location argument.
9331 (c_parser_expression_conv): Pass location to
9332 default_function_array_conversion.
9333 (c_parser_expr_list): Same.
9334 (c_parser_omp_atomic): Same.
9335 (c_parser_omp_for_loop): Same.
9336 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9337 (build_array_declarator): New argument.
9338 * c-decl.c (build_array_declarator): Add location argument.
9339 (grokdeclarator): Set id_loc for cdk_array.
9340 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9341 build_array_declarator.
9342 * tree.c (build_omp_clause): Add location argument.
9343 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9344 (OMP_CLAUSE_LOCATION): New macro.
9345 (struct tree_omp_clause): Add location field.
9346 (build_omp_clause): Add argument.
9347 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9348 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9350 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9351 (cp_parser_omp_clause_collapse): Same.
9352 (cp_parser_omp_clause_default): Same.
9353 (cp_parser_omp_clause_if): Same.
9354 (cp_parser_omp_clause_nowait): Same.
9355 (cp_parser_omp_clause_num_threads): Same.
9356 (cp_parser_omp_clause_ordered): Same.
9357 (cp_parser_omp_clause_schedule): Same.
9358 (cp_parser_omp_clause_untied): Same.
9359 (cp_parser_omp_for_loop): Same.
9360 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9361 * c-tree.h (c_start_case): Add location argument.
9362 (c_process_expr_stmt): Same.
9363 (c_finish_goto_*): Same.
9364 * tree-parloops.c (initialize_reductions): Pass location to
9366 (create_parallel_loop): Same.
9367 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9368 (gfc_trans_omp_reduction_list): Same.
9369 (gfc_trans_omp_clauses): Same.
9370 (gfc_trans_omp_do): Same.
9371 * c-typeck.c (c_finish_goto_label): Same.
9372 (c_finish_goto_ptr): New location argument.
9373 (c_start_case): Same.
9374 (emit_side_effect_warnings): Same.
9375 (c_process_expr_stmt): Same.
9376 (c_finish_stmt_expr): Same.
9377 (c_finish_omp_clauses): Use error_at instead of error.
9378 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9380 * c-omp.c (c_split_parallel_clauses): New location argument.
9381 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9382 to build_omp_clause.
9383 (convert_local_reference_stmt): Same.
9384 (convert_gimple_call): Same.
9385 * c-common.h (c_split_parallel_clauses): New argument.
9386 * c-parser.c (c_parser_statement_after_labels): Pass location to
9387 c_finish_goto_label.
9388 (c_parser_switch_statement): Pass location to c_start_case.
9389 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9390 and c_process_expr_stmt.
9391 (c_parser_omp_variable_list): Add location argument.
9392 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9393 (c_parser_omp_clause_default): Same.
9394 (c_parser_omp_clause_if): Same.
9395 (c_parser_omp_clause_num_threads): Same.
9396 (-c_parser_omp_clause_ordered): Same.
9397 (c_parser_omp_clause_reduction): Pass location to
9398 c_parser_omp_variable_list.
9399 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9400 (c_parser_omp_clause_untied): Same.
9401 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9402 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9404 * c-tree.h (check_for_loop_decls, undeclared_variable,
9405 build_component_ref, build_array_ref, build_external_ref,
9406 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9407 build_conditional_expr, build_compound_expr, c_cast_expr,
9408 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9409 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9411 * c-semantics.c (build_stmt): Same.
9412 (build_case_label): Same.
9413 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9414 (undeclared_variable): New argument.
9416 (lookup_label): Pass location on down.
9417 (define_label): Same.
9418 (finish_decl): Same.
9419 (build_compound_literal): Same.
9420 (finish_struct): Same.
9421 (finish_function): Do not set location here.
9422 (check_for_loop_decls): New argument.
9423 * tree.c (save_expr): Set location.
9424 (build_empty_stmt): New argument.
9425 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9426 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9427 * builtins.c (gimplify_va_arg_expr): Use locations.
9428 (expand_builtin_sync_operation): Same.
9429 * c-typeck.c (build_component_ref): New argument.
9430 (build_array_ref): Same.
9431 (build_external_ref): Same.
9432 (c_expr_sizeof_expr): Same.
9433 (c_expr_sizeof_type): Same.
9434 (parser_build_unary_op): Same.
9435 (build_conditional_expr): Same.
9436 (build_compound_expr): Pass location on down.
9437 (build_compound_expr): New argument.
9438 (build_c_cast): Same.
9439 (c_cast_expr): Same.
9440 (build_asm_expr): Same.
9441 (c_finish_return): Same.
9442 (c_process_expr_stmt): Pass location on down.
9443 (c_finish_stmt_expr): New argument.
9444 (push_clenaup): Same.
9445 (c_finish_omp_parallel): Same.
9446 (c_finish_omp_task): Same.
9447 * gimplify.c (gimplify_call_expr): Pass location on down.
9448 * c-omp.c (c_finish_omp_master): New argument.
9449 (c_finish_omp_critical): Same.
9450 (c_finish_omp_ordered): Same.
9451 (c_finish_omp_barrier): Same.
9452 (-c_finish_omp_taskwait): Same.
9453 (c_finish_omp_atomic): Same.
9454 (c_finish_omp_flush): Same.
9455 * tree-inline.c (copy_tree_body_r): Pass location on down.
9456 (inline_forbidden_p): Remove use of input_location.
9457 * c-gimplify.c (c_build_bind_expr): New argument.
9458 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9459 (c_sizeof_or_alignof_type): New argument.
9460 (c_alignof_expr): Same.
9461 (build_va_arg): Same.
9462 (c_add_case_label): Same.
9463 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9464 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9465 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9466 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9467 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9468 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9470 * stub-objc.c (objc_build_selector_expr): Same.
9471 (objc_build_throw_stmt): Same.
9472 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9473 (c_parser_initelt): Same.
9474 (c_parser_compound_statement): Same.
9475 (c_parser_compound_statement_nostart): Same.
9476 (c_parser_label): Same.
9477 (c_parser_statement_after_labels): Same.
9478 (c_parser_if_body): Same.
9479 (c_parser_else_body): Same.
9480 (c_parser_if_statement): Same.
9481 (c_parser_switch_statement): Same.
9482 (c_parser_while_statement): Same.
9483 (c_parser_do_statement): Same.
9484 (c_parser_for_statement): Same.
9485 (c_parser_asm_statement): Same.
9486 (c_parser_conditional_expression): Same.
9487 (c_parser_binary_expression): Same.
9488 (c_parser_cast_expression): Same.
9489 (c_parser_unary_expression): Same.
9490 (c_parser_sizeof_expression): Same.
9491 (c_parser_alignof_expression): Same.
9492 (c_parser_postfix_expression): Same.
9493 (c_parser_expression): Same.
9494 (c_parser_objc_receiver): Same.
9495 (c_parser_omp_variable_list): Same.
9496 (c_parser_omp_structured_block): Same.
9497 (c_parser_omp_atomic): New argument.
9498 (c_parser_omp_barrier): Same.
9499 (c_parser_omp_critical): Same.
9500 (c_parser_omp_flush): Pass location on down.
9501 (c_parser_omp_for_loop): New argument.
9502 (c_parser_omp_for): Same.
9503 (c_parser_omp_master): Same.
9504 (c_parser_omp_ordered): Same.
9505 (c_parser_omp_sections_scope): Same.
9506 (c_parser_omp_sections): Same.
9507 (c_parser_omp_parallel): Same.
9508 (c_parser_omp_single): Same.
9509 (c_parser_omp_task): Same.
9510 (c_parser_omp_taskwait): Pass location on down.
9511 (c_parser_omp_construct): Same.
9512 (c_parser_omp_threadprivate): Same.
9513 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9514 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9515 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9516 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9517 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9518 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9519 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9520 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9521 config/i386/i386.c, stmt.c:
9522 Add location argument to the following function definitions and/or
9523 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9524 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9525 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9526 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9527 do_case, c_finish_bc_stmt, build_compound_literal,
9528 build_function_call.
9529 * c-decl.c (build_compound_literal): Add location argument.
9530 Make all diagnostic calls use location.
9531 (start_struct): Same.
9532 (finish_struct): Same.
9534 (build_enumerator): Same.
9535 (start_function): Same.
9536 (grokdeclarator): Make all diagnostic calls use location.
9537 (store_parm_decls_oldstyle): Same.
9538 * c-typeck.c (build_function_call): Add location argument.
9539 Make all diagnostic calls use location.
9541 (c_finish_bc_stmt): Same.
9542 * tree-nested.c (get_trampoline_type): Add argument.
9543 Pass location to build_decl.
9544 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9545 * rtl.h (RTL_LOCATION): New.
9546 * c-common.c (c_add_case_label): Add location argument.
9547 Make all diagnostic calls use location.
9548 * c-common.h: Add location argument to make_fname_decl, do_case,
9549 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9550 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9551 Set it appropriately for every case. Pass enum_loc to start_enum
9552 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9554 (c_parser_struct_or_union_specifier): Save location. Use it for
9555 start_struct, finish_struct, and parser_xref_tag.
9557 2009-06-12 Ian Lance Taylor <iant@google.com>
9559 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9561 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9562 cpp_opts->warn_cxx_operator_names.
9564 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9567 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9568 is returns NULL and OP is a VCE, look through the VCE.
9570 2009-06-12 Ian Lance Taylor <iant@google.com>
9573 * collect2.c (main): Use CONST_CAST2 in code inside #if
9574 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9576 2009-06-12 Joey Ye <joey.ye@intel.com>
9579 * cfgexpand.c (get_decl_align_unit): Update
9580 max_used_stack_slot_alignment with align instead of
9581 stack_alignment_needed.
9583 * function.c (assign_stack_local_1): Update
9584 max_used_stack_slot_alignment with alignment_in_bits instead
9585 of stack_alignment_needed.
9586 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9589 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9591 * dwarf2out.c (last_var_location_insn): New variable.
9592 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9593 (dwarf2out_var_location): Don't record anything after last real
9594 insn. Only change labels if there were any real instructions
9595 in between last note and this one, or if changed sections.
9597 2009-06-11 Richard Henderson <rth@redhat.com>
9599 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9600 note when storing the frame pointer in a register.
9601 (FRP): Don't redefine to nothing for epilogue.
9602 (alpha_expand_epilogue): Mark register and sp restores.
9603 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9605 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9606 when gen_lowpart is needed.
9608 2009-06-11 Richard Henderson <rth@redhat.com>
9610 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9612 * dwarf2out.c (need_data_align_sf_opcode): New.
9613 (div_data_align): Move earlier.
9614 (def_cfa_1, reg_save): Use it.
9616 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9618 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9619 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9620 (ix86_handle_option): Handle OPT_mcrc32.
9621 (ix86_target_string): Add -mcrc32.
9622 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9624 * config/i386/i386.h (TARGET_CRC32): New.
9626 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9627 (sse4_2_crc32di): Likewise.
9629 * config/i386/i386.opt (mcrc32): New.
9631 * doc/invoke.texi: Document -mcrc32.
9633 2009-06-11 Richard Henderson <rth@redhat.com>
9635 * common.opt (gdwarf-): Accept a version number.
9636 * doc/invoke.texi (gdwarf-): Update docs.
9637 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9638 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9639 version level, and record it.
9641 * dwarf2.h (DW_CIE_VERSION): Remove.
9642 * dwarf2out.c (DWARF_VERSION): Remove.
9643 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9644 (output_call_frame_info): Use CIE version 3 for dwarf3,
9645 or if the return register column is out of range for version 1.
9646 (dwarf_stack_op_name): Add all dwarf3 values.
9647 (DEBUG_PUBTYPES_SECTION): New.
9648 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9649 encoding change for dwarf3.
9650 (output_die) [dw_val_class_die_ref]: Likewise.
9651 (output_compilation_unit_header): Emit correct version for dwarf3.
9652 (output_line_info): Likewise.
9653 (output_pubnames): Update for DWARF_VERSION removal.
9654 (output_aranges): Likewise.
9655 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9656 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9657 (dwarf2out_finish): Likewise.
9659 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9661 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9664 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9667 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9668 * builtins.c (expand_builtin_unreachable): New function.
9669 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9670 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9671 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9673 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9674 searching for missing barriers.
9676 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9678 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9679 when -fprofile-generate* was passed.
9680 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9682 2009-06-11 Anthony Green <green@moxielogic.com>
9684 * config/moxie/moxie.md: Define length attribute for all instructions.
9686 (*b<cond:code>): Support limited branch ranges for new PC-relative
9687 branch instructions.
9688 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9690 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9692 * config/i386/i386.c (min_insn_size): Use get_attr_length
9693 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9696 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9697 instead of emit_insn_before.
9699 2009-06-10 Ian Lance Taylor <iant@google.com>
9702 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9705 2009-06-10 Revital Eres <eres@il.ibm.com>
9707 * passes.c (init_optimization_passes): Reschedule
9708 predictive-commoning pass before complete unroll pass.
9710 2009-06-10 Martin Jambor <mjambor@suse.cz>
9712 * cgraph.c (cgraph_node_can_be_local_p): New function.
9713 (cgraph_make_node_local): New function.
9714 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9715 (cgraph_make_node_local): Declare.
9717 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9719 * tree.h (tree_base): Add packed_flag and user_align fields.
9720 Decrease size of spare field.
9721 (TYPE_USER_ALIGN): Use user_align from tree_base.
9722 (DECL_USER_ALIGN): Likewise.
9723 (TYPE_PACKED): Use packed_flag from tree_base.
9724 (DECL_PACKED): Likewise.
9725 (tree_type): Delete packed_flag and user_align fields. Widen
9726 precision field. Widen mode field and shuffle fields to align
9727 mode on an 8-bit boundary.
9728 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9729 Renumber decl_flag_* fields. Fix comments. Widen
9730 decl_common_unused field.
9731 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9732 (DECL_EXTERNAL): Likewise.
9733 (DECL_BIT_FIELD): Likewise.
9734 (DECL_NONADDRESSABLE_P): Likewise.
9735 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9736 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9738 2009-06-10 Ian Lance Taylor <iant@google.com>
9740 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9741 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9742 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9743 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9744 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9745 DEF_VEC_ALLOC_FUNC_P.
9746 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9747 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9748 DEF_VEC_ALLOC_FUNC_O.
9749 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9750 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9751 DEF_VEC_ALLOC_FUNC_I.
9752 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9753 (vec_stack_p_reserve_exact_1): Declare.
9754 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9755 (vec_stack_free): Declare.
9756 (VEC_stack_alloc): Define.
9757 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9758 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9759 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9760 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9762 (stack_vecs): New static variable.
9763 (vec_stack_p_reserve_exact_1): New function.
9764 (vec_stack_o_reserve_1): New static function.
9765 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9766 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9767 (vec_stack_free): New function.
9768 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9769 (VEC_df_ref_stack_alloc): Define.
9770 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9771 DEF_VEC_ALLOC_P_STACK.
9772 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9773 (struct df_collection_rec): Change _vec fields to VEC. Remove
9775 (df_free_collection_rec): Adjust for new fields.
9776 (df_insn_rescan): Use new df_collection_rec fields.
9777 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9778 (df_ref_create_structure, df_ref_record): Likewise.
9779 (df_get_conditional_uses, df_get_call_refs): Likewise.
9780 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9781 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9782 (df_record_exit_block_uses, df_bb_verify): Likewise.
9783 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9784 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9785 Remove count parameter. Change return type to void. Change all
9787 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9788 Remove count parameter. Change return type to void. Change all
9790 (df_install_refs): Change old_vec parameter to VEC. Remove count
9791 parameter. Change all callers.
9792 (df_install_mws): Change old_vec parameter to VEC. Remove count
9793 parameter. Change all callers.
9794 (df_refs_verify): Change new_rec parameter to VEC. Change call
9796 (df_mws_verify): Likewise.
9798 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9800 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9802 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9804 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9806 2009-06-10 Anthony Green <green@moxielogic.com>
9808 * config/moxie/crti.asm: New file.
9809 * config/moxie/crtn.asm: New file.
9810 * config/moxie/moxie.c: New file.
9811 * config/moxie/moxie.h: New file.
9812 * config/moxie/sfp-machine.h: New file.
9813 * config/moxie/moxie-protos.h: New file.
9814 * config/moxie/t-moxie: Created.
9815 * config/moxie/t-moxie-softfp: Created.
9816 * config/moxie/moxie.md: Created.
9817 * config/moxie/constraints.md: Created.
9818 * config.gcc: Add moxie support.
9819 * doc/md.texi (Machine Constraints): Add moxie constraints.
9820 * doc/contrib.texi (Contributors): Mention moxie port.
9821 * doc/install.texi (Specific): Mention the moxie port.
9823 2009-06-09 Ian Lance Taylor <iant@google.com>
9825 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9827 * optabs.c (optab_table): Only use designated initializers if
9828 HAVE_DESIGNATED_INITIALIZERS is defined.
9829 (convert_optab_table): Likewise.
9830 (init_optabs): Always call init_insn_codes if
9831 HAVE_DESIGNATED_INITIALIZERS is not defined.
9833 2009-06-09 Ian Lance Taylor <iant@google.com>
9835 * targhooks.c (default_builtin_vectorized_function): Change fn
9836 parameter to unsigned int.
9837 (default_builtin_vectorized_conversion): Change code parameter to
9839 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9840 * targhooks.h: Update declarations.
9841 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9842 parameter to unsigned int.
9844 * c-typeck.c (comptypes_check_enum_int): New static function.
9845 (comptypes_internal): Add enum_and_int_p parameter. Change all
9847 (comp_target_types): Add location parameter. Change all callers.
9848 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9850 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9851 (build_conditional_expr): Add colon_loc parameter. Change all
9853 (convert_for_assignment): Add location parameter. Change all callers.
9854 * c-parser.c (c_parser_conditional_expression): Pass location of
9855 colon to build_conditional_expr.
9856 * c-tree.h (build_conditional_expr): Update declaration.
9858 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9860 * graphite.c: Revert previous patch.
9862 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9865 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9867 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9869 * tree-ssa-loop-prefetch.c
9870 (loop_prefetch_arrays): Fixed a portability problem in printf format
9873 2009-06-09 Martin Jambor <mjambor@suse.cz>
9875 PR tree-optimization/40351
9876 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9877 refrence to a potential artifical subaccess can be constructed.
9879 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9881 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9882 (sh_override_options): Likewise.
9883 * config/sh/sh.c: Include params.h.
9884 (sh_optimization_options): New.
9885 (sh_override_options): Likewise.
9886 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9887 (OVERRIDE_OPTIONS): Use sh_override_options.
9889 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9891 * dwarf2out.c (emit_cfa_remember): New variable.
9892 (add_fde_cfi): If emit_cfa_remember, recurse to add
9893 DW_CFA_remember_state first.
9894 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9895 instead just set emit_cfa_remember.
9897 2009-06-08 Jan Hubicka <jh@suse.cz>
9900 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9902 2009-06-08 Jan Hubicka <jh@suse.cz>
9905 * cgraphunit.c (save_inline_function_body): Do not copy transform
9906 hooks for saved inline bodies.
9907 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9910 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9912 * jump.c (returnjump_p): Handle delayed branches. Add missing
9915 2009-06-08 Jan Hubicka <jh@suse.cz>
9918 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
9919 original node might've been modified.
9920 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
9922 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9924 * tree-object-size.c (addr_object_size): Add OSI argument.
9925 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
9926 (compute_builtin_object_size, expr_object_size): Adjust callers.
9927 (plus_stmt_object_size): Call addr_object_size instead of
9928 compute_builtin_object_size.
9930 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
9931 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9933 * tree-ssa-loop-prefetch.c
9934 (gather_memory_references): Introduced a counter for the number of
9936 (anything_to_prefetch_p): Introduced a counter for the number of
9938 (is_loop_prefetching_profitable): New function with a cost model
9940 (loop_prefetch_arrays): Use the new cost model to determine if
9941 prefetching is profitable.
9942 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
9943 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9944 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
9945 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9946 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
9947 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
9949 2009-06-08 Michael Matz <matz@suse.de>
9952 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
9953 partitions use the same.
9954 (expand_one_var): Deal with DECL_RTL sometimes begin set also
9955 for basevars of SSA_NAMEs.
9956 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
9957 to not expand them twice.
9958 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
9961 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
9963 * common.opt (fcompare-debug=, fcompare-debug-second): New.
9964 (fdump-final-insns=, gtoggle): New.
9965 * doc/invoke.texi: Document them.
9966 * final.c (rest_of_clean_state): Dump final insn stream.
9967 * gcc.c (invoke_as): Hook in -fcompare-debug.
9968 (static_spec_functions): Add compare-debug-dump-opt,
9969 compare-debug-self-opt and compare-debug-auxbase-opt.
9970 (compare_debug, compare_debug_second, compare_debug_opt): New.
9971 (switches_debug_check, n_switches_debug_check): New.
9972 (debug_auxbase_opt, debug_check_temp_file): New.
9973 (process_command): Handle -fno-compare-debug, -fcompare-debug and
9975 (do_self_spec): Handle arguments after switches.
9976 (do_spec_1): Add .gk extension to temp file basenames for compare.
9977 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
9978 (cc1_options): Use it instead of normal auxbase computation for
9979 the second compare-debug compilation.
9980 (compare_files): New.
9981 (main): Set up and implement compare debug mode.
9982 (compare_debug_dump_opt_spec_function): New.
9983 (compare_debug_self_opt_spec_function): New.
9984 (compare_debug_auxbase_opt_spec_function): New.
9985 * toplev.c (process_options): Handle flag_gtoggle,
9986 flag_dump_final_insns.
9987 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
9988 during -fcompare-debug-second compilation.
9990 2009-06-07 Ian Lance Taylor <iant@google.com>
9992 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
9993 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
9995 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
9996 with no default node. Change warning with %H to warning_at.
9997 Don't clear warn_switch around case checking.
9998 * doc/invoke.texi (Warning Options): Clarify distinction between
9999 -Wswitch and -Wswitch-enum.
10001 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10003 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10005 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10007 * gbl-ctors.h: Add header guard.
10009 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10011 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10012 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10013 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10014 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10015 prototypes for removed functions.
10016 (expressions_equal_p): Move to ...
10017 * tree-ssa-sccvn.h: ... here and ...
10018 * matrix-reorg.c: ... adjust includes.
10020 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10022 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10024 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10026 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10027 (finish_function): Remove erroneous whitespace.
10029 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10031 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10032 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10034 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10036 * errors.c (internal_error): Commentary typo fix.
10037 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10038 * tree-ssa-pre.c: Ditto.
10040 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10042 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10043 them is supposed to hold actual statements.
10045 2009-06-06 Ian Lance Taylor <iant@google.com>
10047 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10048 empty statements can now have attributes.
10050 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10052 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10053 * config/mips/mips.md: Ditto.
10055 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10057 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10059 (__eabi_uconvert): Likewise.
10061 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10063 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10064 CFI_* definitions with IN_GCC.
10066 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10068 * xcoffout.h (xcoffout_source_line): Update prototype.
10070 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10072 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10073 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10075 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10077 PR middle-end/40340
10078 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10079 inlined_function_outer_scope_p blocks for artificial inlines
10081 * tree.c (tree_nonartificial_location): Rewrite using
10082 block_nonartificial_location.
10084 2009-06-05 Revital Eres <eres@il.ibm.com>
10085 Leehod Baruch <leehod@il.ibm.com>
10087 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10088 (expand_expr_real_1): Remove comment.
10089 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10090 Vectorize misaligned access when the target supports it.
10091 (vect_supportable_dr_alignment): Check for unaligned access support.
10092 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10095 2009-06-05 Julian Brown <julian@codesourcery.com>
10097 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10098 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10100 2009-06-05 Richard Guenther <rguenther@suse.de>
10103 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10104 as possibly unused.
10106 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10108 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10109 (save_gprs): Don't tell unwinder when a global register is saved.
10110 (s390_emit_epilogue): Emit needed epilogue unwind info.
10112 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10114 * dwarf2out.c (deferred_asm_name): New.
10115 (add_name_and_src_coords_attributes): Defer creation of
10116 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
10118 (move_linkage_attr): New.
10119 (dwarf2out_finish): Revisit deferrals and emit attributes at the
10122 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10124 * tree-nested.c (finalize_nesting_tree_1): Declare the
10125 frame_decl in the binding tree.
10127 2009-06-04 Cary Coutant <ccoutant@google.com>
10129 * basic-block.h (struct basic_block_def): Add discriminator field.
10130 * dbxout.c (dbxout_source_line): Add new parameter. Change all
10132 * debug.c (do_nothing_debug_hooks): Add additional entry.
10133 (debug_nothing_int_charstar_int): New function.
10134 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10135 (debug_nothing_int_charstar_int): New declaration.
10136 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10137 discriminator value in .loc directive.
10138 * final.c (last_discriminator): New variable.
10139 (discriminator): New variable.
10140 (final_start_function): Initialize above variables, pass current
10141 discriminator to debug hook.
10142 (notice_source_line): Check for discriminator change.
10143 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10144 * sdbout.c (sdbout_source_line): New parameter.
10145 * tree-cfg.c (struct locus_discrim_map): New structure type.
10146 (discriminator_per_locus): New hash table.
10147 (build_gimple_cfg): Allocate and free discriminator hash table.
10148 (make_edges): Call assign_discriminator.
10149 (locus_map_hash): New function.
10150 (locus_map_eq): New function.
10151 (next_discriminator_for_locus): New function.
10152 (same_line_p): New function.
10153 (assign_discriminator): New function.
10154 (make_cond_expr_edges): Call assign_discriminator.
10155 (make_gimple_switch_edges): Likewise.
10156 (first_non_label_stmt): New function.
10157 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10159 * xcoffout.c (xcoffout_source_line): Add new parameter.
10161 * configure.ac (gcc_cv_as_discriminator): New configury check for
10162 gas support for discriminator.
10163 * configure: Regenerate.
10164 * config.in: Regenerate.
10166 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10168 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10169 val after checking for integers.
10171 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10173 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10175 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10176 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10177 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10178 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10179 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10180 X64_SSE_REGPARM_MAX.
10181 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10182 X64_SSE_REGPARM_MAX.
10184 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10186 * gcc.c (report_times_to_file): New.
10187 (execute): Implement it.
10188 (process_command): Support -time=.
10189 * doc/invoke.texi: Document it.
10191 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10193 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10194 that have value exprs.
10196 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10198 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10199 declarations for constants until...
10200 (dw2_output_indirect_constant_1): ... this point.
10202 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10205 * arm.md (arm_addsi3): Don't try to split an add with an
10206 eliminable register until after reload has completed.
10208 2009-06-03 Ian Lance Taylor <iant@google.com>
10210 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10211 * genattrtab.c (write_length_unit_log): Likewise.
10212 * genchecksum.c (dosum): Likewise.
10213 * gengtype.c (write_rtx_next): Likewise.
10214 (finish_root_table, write_roots): Likewise.
10215 * gimple.c (gimple_ops_offset_): Likewise.
10216 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10217 * config/arc/arc.c (arc_attribute_table): Likewise.
10218 * config/arm/arm.c (arm_attribute_table): Likewise.
10219 * config/avr/avr.c (avr_attribute_table): Likewise.
10220 * config/crx/crx.c (crx_attribute_table): Likewise.
10221 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10222 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10223 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10224 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10225 * config/sh/sh.c (sh_attribute_table): Likewise.
10226 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10227 * config/spu/spu.c (spu_attribute_table): Likewise.
10228 * config/v850/v850.c (v850_attribute_table): Likewise.
10230 * config/alpha/alpha.c (vms_attribute_table): Make static.
10231 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10232 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10233 * config/mips/mips.c (mips_attribute_table): Likewise.
10235 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10237 (cc1-checksum.o): Likewise.
10239 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10241 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10243 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10245 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10246 insn if it is changing sp. Use gen_add3_insn instead of
10247 conditionally gen_addsi3 and gen_adddi3.
10248 (offset_below_red_zone_p): New static inline function.
10249 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10250 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10251 * config/rs6000/ppc-asm.h: Include auto-host.h.
10252 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10253 CFI_RESTORE): Define.
10254 * config/rs6000/crtresxgpr.asm: Add unwind info.
10255 * config/rs6000/crtresxfpr.asm: Likewise.
10256 * config/rs6000/crtresgpr.asm: Likewise.
10257 * config/rs6000/crtresfpr.asm: Likewise.
10258 * config/rs6000/crtsavgpr.asm: Likewise.
10259 * config/rs6000/crtsavfpr.asm: Likewise.
10261 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10262 argument of DWARF2_FRAME_REG_OUT macros.
10264 2009-06-03 Julian Brown <julian@codesourcery.com>
10266 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10267 words or less (including TImode) in core registers.
10269 2009-06-03 Richard Guenther <rguenther@suse.de>
10271 PR middle-end/40328
10272 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10274 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10276 * statistics.c (statistics_counter_event): Do not record event
10277 in pass dump if its number == -1.
10278 (curr_statistics_hash): Add assert that we never get passes
10279 with static number == -1.
10281 2009-06-03 Richard Guenther <rguenther@suse.de>
10282 Andrey Belevantsev <abel@ispras.ru>
10284 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10285 non-BLKmode arrays addressable.
10287 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10289 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10290 * config/m68k/m68k.h: ... here.
10291 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10294 2009-06-03 Martin Jambor <mjambor@suse.cz>
10296 PR tree-optimization/40323
10297 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10300 2009-06-03 Richard Guenther <rguenther@suse.de>
10302 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10305 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10307 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10308 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10309 JUMP_TABLE_DATA_P where applicable.
10310 * config/sh/sh.c: Ditto.
10311 * config/sh/sh.h: Ditto.
10312 * config/sh/sh.md: Ditto.
10313 * config/sh/symbian.c: Ditto.
10315 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10317 * config/i386/driver-i386.c (describe_cache): Optimize
10318 concatenation of strings. Use snprintf instead of sprintf.
10319 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10320 target when not compiling with GCC.
10322 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10324 * config/sh/sh.c: Revert last change.
10325 (sh_expand_epilogue): Emit a blockage insn before the frame
10326 pointer adjustment unconditionally.
10328 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10330 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10331 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10332 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10333 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10334 to COLLECT_GCC_OPTIONS.
10336 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10338 * collect2.c (target_system_root): New variable.
10339 (main): Handle --sysroot=.
10340 (ignore_library): Strip the sysroot from the library path.
10342 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10344 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10345 (collect2.o): Depend on collect2-aix.h.
10346 (collect2-aix.o): New rule.
10347 * collect2-aix.h: New file.
10348 * collect2-aix.c: Likewise.
10349 * collect2.c: Include collect2-aix.h. Don't undefine
10350 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10351 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10352 Use TARGET_AIX_VERSION instead of _AIX51.
10353 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10354 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10355 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10356 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10357 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10359 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10361 * collect2.c (ignore_library): Avoid premature post-increment
10362 and null deference.
10364 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10366 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10367 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10368 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10369 CROSS_DIRECTORY_STRUCTURE too.
10370 (LINK_LIBG_SPEC): Likewise.
10371 (LIB_SPEC): Add %R to sysroot paths.
10372 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10373 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10374 * config/rs6000/aix51.h: As for aix43.h.
10375 * config/rs6000/aix52.h: Likewise.
10376 * config/rs6000/aix53.h: Likewise.
10377 * config/rs6000/aix61.h: Likewise.
10378 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10379 to the beginning of sysroot paths.
10381 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10383 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10384 INSN_LISTs that are out of the REG_NOTE range.
10386 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10388 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10389 (struct var_to_expand): Likewise.
10390 (struct opt_info): Add head and tail for linked lists of the above.
10391 (analyze_insn_to_expand_var): Initialize next.
10392 (analyze_iv_to_split_insn): Likewise.
10393 (analyze_insns_in_loop): Create linked lists.
10394 (allocate_basic_variable): Simplify for use without hash table.
10395 (insert_var_expansion_initialization): Likewise, make it type-safer.
10396 (combine_var_copies_in_loop_exit): Likewise.
10397 (apply_opt_in_copies): Walk lists rather than hash tables.
10398 (release_var_copies): Simplified and inlined by hand into...
10399 (free_opt_info): ... this function.
10401 2009-06-02 Richard Guenther <rguenther@suse.de>
10403 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10406 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10408 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10409 only for builtins that are not overridden.
10411 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10413 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10416 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10418 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10420 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10422 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10424 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10426 * common.opt (fdump-unnumbered-links): New.
10427 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10428 * print-rtl.c (flag_dump_unnumbered_links): New.
10429 (print_rtx): Test it.
10431 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10433 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10434 push/pop multiple to 8-byte alignment.
10436 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10438 * config/i386/i386.c (queued_cfa_restores): New static variable.
10439 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10441 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10442 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10443 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10444 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10445 note unconditionally.
10446 (ix86_emit_restore_regs_using_mov): Likewise.
10447 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10448 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10449 it through to ix86_emit_restore_reg_using_pop.
10450 (ix86_emit_leave): Add RED_OFFSET argument. Call
10451 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10452 instead of adding REG_CFA_OFFSET note unconditionally.
10453 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10454 the above functions. Call ix86_add_queued_cfa_restore_notes when
10457 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10458 force output of the label even for dwarf2out_do_cfi_asm.
10459 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10460 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10461 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10463 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10464 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10465 dwarf2out_cfi_label callers.
10466 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10467 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10468 Adjust dwarf2out_cfi_label callers.
10469 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10471 * config/i386/i386.h (struct machine_cfa_state,
10472 struct machine_function): Guard with ifndef USED_FOR_TARGET
10473 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10476 * emutls.c (__emutls_get_address): Change arr->size to mean number
10477 of allocated arr->data entries instead of # of slots + 1.
10479 PR middle-end/40316
10480 * recog.c (peep2_reinit_state): New function.
10481 (peephole2_init_state): Use it at the end of a basic block and also
10482 when seeing a RTX_FRAME_RELATED_P insn.
10484 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10486 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10487 fixuns_truncrfdi2): New.
10488 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10489 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10490 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10491 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10492 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10493 *recip_approx): Remove.
10494 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10495 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10496 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10498 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10501 2009-06-01 Ian Lance Taylor <iant@google.com>
10503 * attribs.c (register_attribute): Use CONST_CAST.
10504 * collect2.c (main): Use CONST_CAST2.
10505 (scan_prog_file): Likewise.
10506 * gcc.c (process_command, main): Likewise.
10507 * toplev.c (toplev_main): Likewise.
10509 * c-typeck.c (handle_warn_cast_qual): New static function,
10510 partially broken out of build_c_cast.
10511 (build_c_cast): Call handle_warn_cast_qual.
10512 * doc/invoke.texi (Warning Options): Document new effect of
10515 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10517 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10518 (diagnostic_report_current_module): Print columns.
10519 * common.opt (flag_show_column): Enable by default.
10521 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10523 * alias.c (find_base_term): Check for NULL term before returning.
10525 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10527 Revert due to PR40320:
10528 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10529 * calls.c (emit_library_call_value_1): Don't force_operand for move
10532 2009-06-01 Olivier Hainque <hainque@adacore.com>
10533 Eric Botcazou <ebotcazou@adacore.com>
10535 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10536 to be processed as a bitfield for constructor output purposes.
10537 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10539 * varasm.c (oc_local_state): New type, output_constructor
10540 local state to support communication with helpers.
10541 (oc_outer_state): New type, output_constructor outer state of
10542 relevance in recursive calls.
10543 (output_constructor_array_range): New output_constructor helper,
10544 extracted code for an array range element.
10545 (output_constructor_regular_field): New output_constructor helper,
10546 extracted code for an element that is not a bitfield.
10547 (output_constructor_bitfield): New output_constructor helper,
10548 extracted code for a bitfield element. Accept an OUTER state
10549 argument for recursive processing. Recurse on record or array
10550 CONSTRUCTOR values, possibly past noop conversions.
10551 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10552 VALUE is a valid constant-valued expression for use in a static
10553 bit-field initializer.
10554 (output_constructor): Rework to use helpers. Accept and honor an
10555 OUTER state argument for recursive calls. Return total size. Be
10556 prepared for nested constructors initializing bitfields.
10557 (output_constant): Feed OUTER in calls to output_constructor.
10559 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10561 * calls.c (emit_library_call_value_1): Don't force_operand for move
10564 2009-06-01 Nick Clifton <nickc@redhat.com>
10566 * doc/invoke.texi (IA-64 Options): Fix typo.
10568 2009-06-01 Ira Rosen <irar@il.ibm.com>
10570 PR tree-optimization/39129
10571 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10573 (vect_do_peeling_for_loop_bound): Use
10574 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10575 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10576 (vect_loop_versioning): Likewise.
10577 (vect_create_cond_for_alias_checks): Fix indentation.
10578 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10580 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10581 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10582 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10583 "control flow in loop".
10584 (vect_estimate_min_profitable_iters): Use
10585 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10586 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10587 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10588 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10589 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10590 statement belongs to a group of strided accesses with the exact code
10592 (vectorizable_load): Likewise.
10593 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10594 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10596 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10598 * config/freebsd-stdint.h: New file.
10599 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10600 Add freebsd-stdint.h to tm_file.
10602 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10604 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10605 (thumb2_extendhidi2): Likewise.
10607 2009-05-31 Ian Lance Taylor <iant@google.com>
10609 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10611 2009-05-31 Ian Lance Taylor <iant@google.com>
10613 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10614 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10615 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10617 2009-05-31 Jason Merrill <jason@redhat.com>
10619 * tree-pretty-print.c (print_call_name): Take the callee, not the
10620 call itself. Make non-static. Use dump_function_name for functions.
10621 (dump_generic_node): Adjust.
10622 * diagnostic.h: Declare print_call_name.
10623 * gimple-pretty-print.c (dump_gimple_call): Use it.
10625 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10627 * config/sh/sh.md (ashldi3_std): New define_expand.
10630 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10633 * config/sh/sh.c: Include debug.h.
10634 (sh_expand_epilogue): Emit a blockage insn before the frame
10635 pointer adjustment also when dwarf2out_do_frame returns true.
10637 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10639 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10640 (thumb2_extendqidi2): New pattern.
10642 2009-05-31 Ira Rosen <irar@il.ibm.com>
10644 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10645 mark phis for renaming.
10646 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10647 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10648 Call mark_sym_for_renaming.
10649 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10650 * tree-vect-loop.c (vect_transform_loop): Remove
10651 vect_memsyms_to_rename initialization and a call to
10652 mark_set_for_renaming.
10654 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10656 PR middle-end/40304
10657 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10658 frame related even if !set_cfa && style < 0.
10660 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10662 * config/i386/mingw-tls.c: New file.
10663 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10664 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10665 defining _WIN32 but not __CYGWIN__.
10667 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10669 * configure.ac: Add MPC support.
10671 * config.in, configure: Regenerate.
10673 2009-05-29 Richard Henderson <rth@redhat.com>
10675 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10676 NOTE_INSN_BASIC_BLOCK.
10677 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10678 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10679 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10681 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10683 (add_cfi): Disable check redefining cfa away from drap.
10684 (lookup_cfa_1): Add remember argument; handle remember/restore.
10685 (lookup_cfa): Pass remember argument.
10686 (cfa_remember): New.
10687 (compute_barrier_args_size_1): Remove sibcall check.
10688 (dwarf2out_frame_debug_def_cfa): New.
10689 (dwarf2out_frame_debug_adjust_cfa): New.
10690 (dwarf2out_frame_debug_cfa_offset): New.
10691 (dwarf2out_frame_debug_cfa_register): New.
10692 (dwarf2out_frame_debug_cfa_restore): New.
10693 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10694 (dwarf2out_begin_epilogue): New.
10695 (dwarf2out_frame_debug_restore_state): New.
10696 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10697 DW_CFA_restore_state.
10698 (output_cfi_directive): Likewise.
10699 (convert_cfa_to_fb_loc_list): Likewise.
10700 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10701 * dwarf2out.h: Update.
10702 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10703 (copy_insn_1): Early out for null.
10704 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10705 and dwarf2out_frame_debug_restore_state.
10706 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10707 (prologue_insn_hash, epilogue_insn_hash): New.
10708 (free_after_compilation): Adjust freeing accordingly.
10709 (record_insns): Create hash table if needed; push insns into
10710 hash instead of array.
10711 (maybe_copy_epilogue_insn): New.
10712 (contains): Search hash table instead of array.
10713 (sibcall_epilogue_contains): Remove.
10714 (thread_prologue_and_epilogue_insns): Split eh_return insns
10715 and mark them as epilogues.
10716 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10717 scanning in terms of basic blocks.
10718 * insn-notes.def (CFA_RESTORE_STATE): New.
10719 * jump.c (returnjump_p_1): Accept EH_RETURN.
10720 (eh_returnjump_p_1, eh_returnjump_p): New.
10721 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10722 CFA_REGISTER, CFA_RESTORE): New.
10723 * rtl.def (EH_RETURN): New.
10724 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10726 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10727 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10729 * config/i386/i386.c (gen_push): Update cfa state.
10730 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10731 add a CFA_ADJUST_CFA note.
10732 (ix86_dwarf_handle_frame_unspec): Remove.
10733 (ix86_expand_prologue): Update cfa state.
10734 (ix86_emit_restore_reg_using_pop): New.
10735 (ix86_emit_restore_regs_using_pop): New.
10736 (ix86_emit_leave): New.
10737 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10738 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10739 * config/i386/i386.h (struct machine_cfa_state): New.
10740 (ix86_cfa_state): New.
10741 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10742 (eh_return_internal): Merge from eh_return_<mode>,
10743 use eh_return rtx, split w/ epilogue.
10745 2009-05-29 Ian Lance Taylor <iant@google.com>
10747 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10749 * calls.c (emit_library_call_value_1): Likewise.
10751 * c-typeck.c (c_build_va_arg): New function.
10752 * c-tree.h (c_build_va_arg): Declare.
10753 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10754 instead of build_va_arg.
10756 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10758 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10759 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10760 (ptr_difference_cost): Use affine combinations to compute it.
10761 (difference_cost): Likewise.
10762 (get_computation_cost_at): Compute more accurate cost for addresses
10763 if the ratio is a multiplier allowed in addresses.
10764 For non-addresses, consider that an additional offset or symbol is
10767 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10769 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10770 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10772 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10773 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10774 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10776 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10777 to 1 for TYPE_SSE{IADD1,CVT1}.
10778 (prefix_vex_imm8): Removed.
10779 (length_vex): Only pass 1 as second argument to
10780 ix86_attr_length_vex_default if prefix_extra is 0.
10781 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10782 (length): For prefix vex computation use length_immediate
10783 attribute instead of prefix_vex_imm8.
10784 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10785 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10786 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10787 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10788 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10789 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10790 a space in between the operands.
10791 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10792 if one operand is 0xff and the other one si, di, bp or sp.
10793 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10794 other one si, di, bp or sp.
10795 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10796 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10797 type and mode attributes.
10798 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10799 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10800 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10801 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10802 prefix_data16 attribute iff MODE_DF.
10803 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10804 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10805 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10806 constm128_operand in length_immediate computation.
10807 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10808 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10809 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10810 length_immediate attribute to 1.
10811 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10812 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10813 for certain alternatives.
10814 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10815 prefix_data16 attribute if MODE_V1DF.
10816 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10817 length_immediate to 1.
10818 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10819 length_address to 4, set mode attribute to MODE_DI.
10820 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10821 (fxam<mode>2_i387): Set length attribute to 4.
10822 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10823 *prefetch_3dnow_rex): Override length_address attribute.
10824 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10826 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10827 (constm128_operand): Removed.
10828 * config/i386/i386.c (memory_address_length): For
10829 disp && !index && !base in 64-bit mode account for SIB byte if
10830 print_operand_address can't optimize disp32 into disp32(%rip)
10831 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10832 for fs: or gs: segment.
10833 (ix86_attr_length_immediate_default): When checking if shortform
10834 is possible, truncate immediate to the length of the non-shortened
10836 (ix86_attr_length_address_default): Ignore MEM_P operands
10838 (ix86_attr_length_vex_default): Only check for DImode on
10839 GENERAL_REG_P operands.
10840 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10841 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10842 (sse_cvttps2pi): Clear prefix_rep attribute.
10843 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10845 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10846 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10847 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10848 iff operand 2 is const_int_operand.
10849 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10850 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10851 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10853 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10855 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10856 prefix_data16 attribute for movlpd and movhpd instructions.
10857 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10858 length_immediate for shufpd instruction.
10859 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10860 (avx_cmpp<avxmodesuffixf2c><mode>3,
10861 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10862 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10863 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10864 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10865 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10866 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10867 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10868 prefix_data16 attribute for the first alternative to 1.
10869 (*avx_loadlps): Override length_immediate for the first alternative.
10870 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10871 attributes for second alternative.
10872 (*vec_concatv2sf_sse4_1): Override length_immediate and
10873 prefix_data16 attributes for second alternative.
10874 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10875 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10876 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10877 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10878 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10879 prefix_data16 and length_immediate to 1.
10880 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10882 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10883 prefix_extra attribute for variants that don't have 0f prefix alone.
10884 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10885 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10886 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10887 *sse4_1_pextrd): Set length_immediate to 1.
10888 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10889 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10891 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10892 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10893 length_immediate to 1 for second alternative.
10894 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10895 prefix_extra and length_immediate attributes for the first
10897 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10899 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10900 to 1 for the first and third alternative.
10901 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10903 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10905 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10907 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10908 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10909 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10910 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10911 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10912 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10913 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10914 ssse3_psign<mode>3): Override prefix_rex attribute.
10915 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
10916 (ssse3_palignrti): Override length_immediate to 1.
10917 (ssse3_palignrdi): Override length_immediate to 1, override
10918 prefix_rex attribute.
10919 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
10920 (sse4a_extrqi): Override length_immediate to 2.
10921 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
10922 (sse4a_insertq): Override prefix_data16 to 0.
10923 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
10924 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
10925 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
10926 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
10927 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
10928 and length_immediate to 1.
10929 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
10930 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
10931 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
10932 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
10933 and length_immediate to 1.
10934 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
10935 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
10936 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
10937 avx_ptest256): Override prefix_extra to 1.
10938 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
10939 Override prefix_data16 and length_immediate to 1.
10940 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
10941 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
10942 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
10943 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
10944 prefix_data16 to 0 and prefix_extra to 2.
10945 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
10946 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
10948 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
10949 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
10950 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
10951 and prefix_extra to 2.
10952 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
10953 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
10954 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
10955 avx_vpermilvar<mode>3,
10956 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
10957 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
10958 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
10959 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
10960 Override prefix_extra to 1.
10961 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
10962 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
10963 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
10964 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
10965 prefix_extra and length_immediate to 1.
10966 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
10968 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
10969 to 1 for the first alternative.
10970 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
10971 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
10973 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
10974 *movv2sf_internal_avx, *movv2sf_internal): Override
10975 prefix_rep attribute for certain alternatives.
10976 (*mov<mode>_internal): Override prefix_rep or prefix_data16
10977 attributes for certain alternatives.
10978 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
10979 attributes for certain alternatives.
10980 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
10981 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
10982 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
10983 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
10984 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
10985 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
10986 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
10987 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
10988 length_immediate to 1 if operand 2 is const_int_operand.
10989 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
10990 *vec_extractv2si_1): Set length_immediate attribute to 1.
10991 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
10992 using old 3DNOW insn rather than SSE/3DNOW_A.
10993 (mmx_emms, mmx_femms): Clear modrm attribute.
10995 2009-05-29 Martin Jambor <mjambor@suse.cz>
10997 * tree-sra.c: New implementation of SRA.
10999 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11000 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11001 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11002 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11003 (SRA_MAX_STRUCTURE_COUNT): Removed.
11004 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11005 * doc/invoke.texi (sra-max-structure-size): Removed.
11006 (sra-field-structure-ratio): Removed.
11008 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11010 PR middle-end/40291
11011 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11014 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11016 PR rtl-optimization/40101
11017 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11018 seqno. Adjust comment.
11019 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11020 inserting bookkeeping before a jump, the jump is not scheduled.
11021 When no positive seqno found, provide a value. Add comment.
11023 2009-05-29 Richard Guenther <rguenther@suse.de>
11025 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11026 short-cutting on the first component.
11028 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11030 PR middle-end/39958
11031 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11032 for trees other than decls/types.
11034 2009-05-29 Richard Guenther <rguenther@suse.de>
11036 * tree-ssa-operands.c (get_expr_operands): Do not handle
11037 INDIRECT_REFs in the handled-component case. Remove
11038 unused get_ref_base_and_extent case.
11039 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11040 tree_low_cst and host_integerp where possible.
11041 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11042 codes for equivalence.
11043 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11045 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11047 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11048 to tmake_file for i[34567]86-*-cygwin*.
11050 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11053 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11054 (altivec_categorize_keyword, init_vector_keywords,
11055 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11058 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11060 * tree.c (handle_dll_attribute): Check if node is
11061 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11063 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11065 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11067 (thumb2_zero_extendqidi2): Likewise.
11069 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11071 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11072 instead of gen_movrt.
11073 * config/sh/sh.md (movrt): Remove.
11075 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11077 * doc/invoke.texi (IA-64 Options):
11078 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11079 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11080 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11081 -msched-prefer-non-control-spec-insns,
11082 -msched-stop-bits-after-every-cycle,
11083 -msched-count-spec-in-critical-path,
11084 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11085 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11086 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11087 and -msched-spec-verbose.
11089 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11091 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11092 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11094 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11096 2009-05-28 Richard Guenther <rguenther@suse.de>
11098 * tree-ssa-alias.c (ao_ref_init): New function.
11099 (ao_ref_base): Likewise.
11100 (ao_ref_base_alias_set): Likewise.
11101 (ao_ref_alias_set): Likewise.
11102 (refs_may_alias_p_1): Change signature.
11103 (refs_may_alias_p): Adjust.
11104 (refs_anti_dependent_p): Likewise.
11105 (refs_output_dependent_p): Likewise.
11106 (call_may_clobber_ref_p_1): Change signature.
11107 (call_may_clobber_ref_p): Adjust.
11108 (stmt_may_clobber_ref_p_1): New function split out from ...
11109 (stmt_may_clobber_ref_p): ... here.
11110 (maybe_skip_until): Adjust signature.
11111 (get_continuation_for_phi): Likewise.
11112 (walk_non_aliased_vuses): Likewise.
11113 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
11114 (ao_ref_init): Declare.
11115 (ao_ref_base): Likewise.
11116 (ao_ref_alias_set): Likewise.
11117 (stmt_may_clobber_ref_p_1): Likewise.
11118 (walk_non_aliased_vuses): Adjust.
11119 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
11120 (get_ref_from_reference_ops): remove.
11121 (vn_reference_lookup_2): Adjust signature.
11122 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
11123 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
11124 (vn_reference_lookup): Adjust.
11125 (vn_reference_insert): Likewise.
11126 (vn_reference_insert_pieces): Adjust signature.
11127 (visit_reference_op_call): Adjust.
11128 * tree-ssa-pre.c (get_expr_type): Simplify.
11129 (phi_translate_1): Adjust.
11130 (compute_avail): Likewise.
11131 (translate_vuse_through_block): Do not re-build trees.
11132 (value_dies_in_block_x): Likewise.
11133 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11135 (vn_reference_lookup_pieces): Adjust declaration.
11136 (vn_reference_insert_pieces): Likewise.
11138 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11140 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11141 with checking disabled.
11143 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11147 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11148 macro definition for support of three-operand format aligned
11149 .comm directive in assembler on cygwin/pe/mingw target OS.
11150 * configure: Regenerate.
11151 * config.h: Regenerate.
11153 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11154 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11155 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11157 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11158 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11160 2009-05-28 Ira Rosen <irar@il.ibm.com>
11162 PR tree-optimization/40254
11163 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11164 in analysis of basic blocks.
11166 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11168 PR middle-end/33699
11169 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11170 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11171 (TARGET_INITIALIZER): Use it.
11172 * cse.c (CHEAPER): Move it up to the other macros.
11173 (insert): Rename this ...
11174 (insert_with_costs): ... to this. Add cost parameters. Update
11176 (insert): New function. Call insert_with_costs.
11177 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11178 find_reg_offset_for_const, try_const_anchors): New functions.
11179 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11180 when using a const-anchor. Call insert_const_anchors.
11181 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11182 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11184 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11186 * tree-inline.c (remap_decls): Enable nonlocalized variables
11187 when not optimizing.
11189 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11191 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11192 Simplify other tests involving optimize.
11194 2009-05-27 Tom Tromey <tromey@redhat.com>
11196 * unwind-dw2.c (_Unwind_DebugHook): New function.
11197 (uw_install_context): Call _Unwind_DebugHook.
11199 2009-05-27 Tom Tromey <tromey@redhat.com>
11201 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11203 2009-05-27 Ian Lance Taylor <iant@google.com>
11205 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11206 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11207 (ALL_LINKERFLAGS): Define.
11208 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11209 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11210 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11211 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11212 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11213 $(LINKER_FOR_BUILD).
11214 (build/gcov-iov$(build_exeext)): Likewise.
11216 2009-05-27 Julian Brown <julian@codesourcery.com>
11218 * gcse.c (target.h): Include.
11219 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11220 copy of argument to a pseudo register.
11222 2009-05-27 Diego Novillo <dnovillo@google.com>
11224 * tree-ssa-live.c (dump_scope_block): Document arguments.
11225 (dump_scope_blocks): Document.
11226 (debug_scope_blocks): New.
11227 * tree-flow.h (debug_scope_blocks): Declare.
11229 2009-05-21 Denis Chertykov <denisc@overta.ru>
11231 * doc/contrib.texi (Contributors): Add myself to the list.
11233 2009-05-27 Olivier Hainque <hainque@adacore.com>
11235 * expr.c (target_align): New function. Alignment the TARGET of an
11236 assignment may be assume to have.
11237 (highest_pow2_factor_for_target): Use it instead of relying on
11238 immediate tree attributes of TARGET, not necessarily honored when
11239 intermediate bitfields are involved.
11241 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11244 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11245 AVX, SSE4, AES, PCLMUL and POPCNT.
11247 2009-05-27 Diego Novillo <dnovillo@google.com>
11249 * tree-pretty-print.c (dump_location): New.
11250 (dump_generic_node): Call it.
11251 Factor code to handle BLOCK nodes ...
11252 (dump_block_node): ... here.
11254 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11256 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11258 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11260 * gcc-plugin.h: Include config.h and system.h.
11261 (IN_GCC): Define if not defined.
11263 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11265 PR middle-end/40249
11266 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11269 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11271 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11273 * config/m32r/m32r.h: Ditto.
11274 * config/m32r/m32r.md: Ditto.
11275 * config/m32r/predicates.md: Ditto.
11277 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11279 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11281 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11284 (Loading plugins): typo.
11285 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11286 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11287 (Interacting with the GCC Garbage Collector): Added new section.
11288 (Giving information about a plugin): Added new section for
11290 * ggc.h (ggc_register_root_tab): Added declaration.
11291 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11292 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11293 (register_callback): Improved comment in declaration.
11294 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11295 (extra_root_vec) Added static variable for dynamic roots registration.
11296 (ggc_register_root_tab) Added new routine.
11297 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11298 PLUGIN_GGC_MARKING event.
11299 * ggc-zone.c: Include plugin.h.
11300 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11301 * ggc-page.c: Include plugin.h.
11302 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11303 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11304 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11305 (register_callback): check lack of callbacks for
11306 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11307 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11308 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11309 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11310 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11311 dependency on plugin.h.
11312 (plugin.o): Added dependency on ggc.h...
11314 2009-05-26 Richard Guenther <rguenther@suse.de>
11316 PR middle-end/40248
11318 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11319 with mismatched comparison modes.
11321 * expr.c (expand_expr_real_1): Expand the operand of a
11322 VIEW_CONVERT_EXPR in its natural mode.
11324 2009-05-26 Ian Lance Taylor <iant@google.com>
11326 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11327 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11328 (ALL_COMPILERFLAGS): Define.
11329 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11330 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11331 (collect2$(exeext), collect2.o): Likewise.
11332 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11333 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11334 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11335 (libbackend.o, intl.o, cppdefault.o): Likewise.
11336 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11337 (build/%.o): Use $(COMPILER_FOR_BUILD).
11338 (build/gen%$(build_exeext)): Likewise.
11339 (build/gcov-iov$(build_exeext)): LIkewise.
11340 * config/t-darwin (darwin.o): Use $(COMPILER).
11341 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11342 * config/t-sol2 (sol2-c.o): Likewise.
11343 (sol2.o): Likewise.
11344 * config/t-vxworks (vxworks.o): Likewise.
11345 * config/x-darwin (host-darwin.o): Likewise.
11346 * config/x-hpux (host-hpux.o): Likewise.
11347 * config/x-linux (host-linux.o): Likewise.
11348 * config/x-solaris (host-solaris.o): Likewise.
11349 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11350 * config/arm/t-arm (arm-c.o): Likewise.
11351 * config/arm/t-pe (pe.o): Likewise.
11352 * config/arm/t-wince-pe (pe.o): Likewise.
11353 * config/i386/t-cygming (winnt.o): Likewise.
11354 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11355 * config/i386/t-cygwin (cygwin1.o): Likewise.
11356 (cygwin2.o): Likewise.
11357 * config/i386/t-i386 (i386-c.o): Likewise.
11358 * config/i386/t-interix (winnt.o): Likewise.
11359 * config/i386/t-netware (netware.o): Likewise.
11360 * config/i386/t-nwld (nwld.o): Likewise.
11361 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11362 * config/i386/x-i386 (driver-i386.o): Likewise.
11363 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11364 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11365 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11366 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11367 * config/mips/x-native (driver-native.o): Likewise.
11368 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11369 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11370 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11371 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11372 * config/score/t-score-elf (score7.o): Likewise.
11373 (score3.o): Likewise.
11374 * config/sh/t-sh (sh-c.o): Likewise.
11375 * config/sh/t-symbian (sh-c.o): Likewise.
11376 (symbian.o): Likewise.
11377 * config/spu/t-spu-elf (spu-c.o): Likewise.
11378 * config/v850/t-v850 (v850-c.o): Likewise.
11379 * config/v850/t-v850e (v850-c.o): Likewise.
11381 2009-05-26 Richard Guenther <rguenther@suse.de>
11383 PR tree-optimization/40122
11384 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11385 VECTOR_CSTs if possible.
11386 (fold_gimple_assign): Likewise.
11388 2009-05-26 Richard Guenther <rguenther@suse.de>
11390 PR middle-end/40252
11391 * fold-const.c (fold_binary): Use the correct types for building
11394 2009-05-26 Richard Guenther <rguenther@suse.de>
11396 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11397 redundant calls to merge_alias_info.
11398 (bump_vector_ptr): Likewise.
11399 * tree-ssa-copy.c (merge_alias_info): Remove.
11400 (replace_exp_1): Remove call to merge_alias_info.
11401 (propagate_tree_value): Likewise.
11402 (fini_copy_prop): Propagate points-to info.
11403 * tree-flow.h (merge_alias_info): Remove.
11405 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11407 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11409 2009-05-25 Jan Hubicka <jh@suse.cz>
11411 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11412 * cgraph.h (struct inline_summary): New filed self_wize,
11413 size_inlining_benefit, self_time and time_inlining_benefit.
11414 (struct cgraph_global_info): Replace insns by time ans size fields.
11415 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11416 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11417 (ipcp_update_callgraph): Do not touch function bodies.
11418 * ipa-inline.c: Include except.h
11419 (MAX_TIME): New constant.
11420 (overall_insns): Remove.
11421 (leaf_node_p): New.
11422 (overall_size, max_benefit): New static variables.
11423 (cgraph_estimate_time_after_inlining): New function.
11424 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11425 (cgraph_clone_inlined_nodes): Update size.
11426 (cgraph_mark_inline_edge): Update size.
11427 (cgraph_estimate_growth): Use size info.
11428 (cgraph_check_inline_limits): Check size.
11429 (cgraph_default_inline_p): Likewise.
11430 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11431 (cgraph_decide_recursive_inlining): Check size.
11432 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11434 (cgraph_decide_inlining): Likewise.
11435 (cgraph_decide_inlining_incrementally): Likewise; honor
11436 PARAM_EARLY_INLINING_INSNS.
11437 (likely_eliminated_by_inlining_p): New predicate.
11438 (estimate_function_body_sizes): New function.
11439 (compute_inline_parameters): Use it.
11440 * except.c (must_not_throw_labels): New function.
11441 * except.h (must_not_throw_labels): Declare.
11442 * tree-inline.c (init_inline_once): Kill inlining_weigths
11443 * tree-ssa-structalias.c: Avoid uninitialized warning.
11444 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11445 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11446 (PARAM_INLINE_CALL_COST): Remove.
11447 (PARAM_EARLY_INLINING_INSNS): New.
11449 2009-05-25 Richard Guenther <rguenther@suse.de>
11451 PR tree-optimization/36327
11452 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11453 callback for reference translation or lookup at the point of may-defs.
11454 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11455 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11456 for union COMPONENT_REFs.
11457 (vn_reference_lookup_3): New callback. Lookup from memset
11458 and CONSTRUCTOR assignment, translate through struct copies.
11459 (vn_reference_lookup_pieces): Make sure to not free the
11460 passed operands array. Adjust walk_non_aliased_vuses call.
11461 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11462 make sure we do not leak memory.
11464 2009-05-25 Richard Guenther <rguenther@suse.de>
11466 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11467 * tree-inline.c (expand_call_inline): Reset the escaped and
11468 callused solutions.
11469 * tree-ssa-structalias.c (pass_build_ealias): New.
11470 * tree-pass.h (pass_build_ealias): Declare.
11471 * passes.c (init_optimization_passes): Add PTA during
11472 early optimizations.
11473 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11474 and CALLUSED solutions.
11475 (dump_points_to_solution): New function, split out from ...
11476 (dump_points_to_info_for): ... here.
11477 * tree-parloops.c (parallelize_loops): Reset the escaped and
11478 callused solutions.
11480 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11483 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11484 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11486 2009-05-25 Ira Rosen <irar@il.ibm.com>
11488 PR tree-optimization/40238
11489 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11490 statements after basic block's labels.
11491 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11492 to free the allocated memory.
11494 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11496 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11497 return address with a USE.
11499 2009-05-24 Richard Guenther <rguenther@suse.de>
11501 PR middle-end/40233
11502 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11503 array type from the main variant of the inner type.
11505 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11507 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11508 definition to bool (from int) to un-break build.
11509 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11511 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11513 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11514 discard_stmt_changes): Delete.
11515 * tree-ssa-operands.c (scb_stack): Delete.
11516 (init_ssa_operands): Do not initialize it.
11517 (fini_ssa_operands): Do not free it.
11518 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11520 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11521 update_stmt, remove the others. Fix comments.
11522 * tree-dfa.c (optimize_stack_restore): Likewise.
11523 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11524 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11525 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11526 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11528 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11529 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11530 (dom_opt_finalize_block): Likewise, adjusting access to
11532 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11533 (stmts_to_rescan): Change item type to gimple.
11534 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11536 2009-05-24 Ira Rosen <irar@il.ibm.com>
11538 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11539 * tree-pass.h (pass_slp_vectorize): New pass.
11540 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11541 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11542 * tree-vectorizer.c (timevar.h): Include.
11543 (user_vect_verbosity_level): Declare.
11544 (vect_location): Fix comment.
11545 (vect_set_verbosity_level): Update user_vect_verbosity_level
11546 instead of vect_verbosity_level.
11547 (vect_set_dump_settings): Add an argument. Ignore user defined
11548 verbosity if dump flags require higher level of verbosity. Print to
11549 stderr only for loop vectorization.
11550 (vectorize_loops): Update call to vect_set_dump_settings.
11551 (execute_vect_slp): New function.
11552 (gate_vect_slp): Likewise.
11553 (struct gimple_opt_pass pass_slp_vectorize): New.
11554 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11555 access its members.
11556 (vec_info_for_bb): New function.
11557 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11558 (VECTORIZATION_ENABLED): New macro.
11559 (SLP_ENABLED, SLP_DISABLED): Likewise.
11560 (vect_is_simple_use): Add bb_vec_info argument.
11561 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11562 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11563 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11564 vect_schedule_slp, vect_analyze_slp): Likewise.
11565 (vect_analyze_stmt): Add slp_tree argument.
11566 (find_bb_location): Declare.
11567 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11568 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11569 (vect_analyze_loop_operations, vect_analyze_loop,
11570 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11571 vect_finalize_reduction, vectorizable_reduction,
11572 vectorizable_live_operation, vect_transform_loop): Likewise.
11573 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11574 skip evolution analysis if analyzing a basic block.
11575 (dr_analyze_indices): Likewise.
11576 (initialize_data_dependence_relation): Skip the test whether the
11577 object is invariant for basic blocks.
11578 (compute_all_dependences): Skip dependence analysis for data
11579 references in basic blocks.
11580 (find_data_references_in_stmt): Don't fail in case of invariant
11581 access in basic block.
11582 (find_data_references_in_bb): New function.
11583 (find_data_references_in_loop): Move code to
11584 find_data_references_in_bb and add a call to it.
11585 (compute_data_dependences_for_bb): New function.
11586 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11587 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11589 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11590 unknown dependence in basic block and fail in case of dependence in
11592 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11593 dependence instances from either loop or basic block vectorization
11595 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11596 before calling nested_in_vect_loop_p.
11597 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11598 dependence instances from either loop or basic block vectorization
11600 (vect_verify_datarefs_alignment): Likewise.
11601 (vect_enhance_data_refs_alignment): Adjust function calls.
11602 (vect_analyze_data_refs_alignment): Likewise.
11603 (vect_analyze_group_access): Fix printing. Skip different checks if
11604 DR_STEP is 0. Keep strided stores either in loop or basic block
11605 vectorization data structure. Fix indentation.
11606 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11608 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11609 dependence instances from either loop or basic block vectorization
11611 (vect_analyze_data_refs): Update comment. Call
11612 compute_data_dependences_for_bb to analyze basic blocks.
11613 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11614 case of loop vectorization. In case of basic block vectorization use
11615 data-ref itself as a base.
11616 (vect_create_data_ref_ptr): In case of basic block vectorization:
11617 don't advance the pointer, add new statements before the current
11618 statement. Adjust function calls.
11619 (vect_supportable_dr_alignment): Support only aligned accesses in
11620 basic block vectorization.
11621 * common.opt (ftree-slp-vectorize): New flag.
11622 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11623 (vect_pattern_recog_1): Likewise.
11624 * tree-vect-stmts.c (process_use): Likewise.
11625 (vect_init_vector): Add new statements in the beginning of the basic
11626 block in case of basic block SLP.
11627 (vect_get_vec_def_for_operand): Adjust function calls.
11628 (vect_finish_stmt_generation): Likewise.
11629 (vectorizable_call): Add assert that it is loop vectorization, adjust
11631 (vectorizable_conversion, vectorizable_assignment): Likewise.
11632 (vectorizable_operation): In case of basic block SLP, take
11633 vectorization factor from statement's type and skip the relevance
11634 check. Adjust function calls.
11635 (vectorizable_type_demotion): Add assert that it is loop
11636 vectorization, adjust function calls.
11637 (vectorizable_type_promotion): Likewise.
11638 (vectorizable_store): Check for outer loop only in case of loop
11639 vectorization. Adjust function calls. For basic blocks, skip the
11640 relevance check and don't advance pointers.
11641 (vectorizable_load): Likewise.
11642 (vectorizable_condition): Add assert that it is loop vectorization,
11643 adjust function calls.
11644 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11645 that it is not reduction, get vector type, call only supported
11646 functions, skip loop specific parts.
11647 (vect_transform_stmt): Check for outer loop only in case of loop
11649 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11650 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11651 for external definition.
11652 * passes.c (pass_slp_vectorize): New pass.
11653 * tree-vect-slp.c (find_bb_location): New function.
11654 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11655 check for patterns only in loops.
11656 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11657 case of multiple types in basic block SLP.
11658 (vect_mark_slp_stmts_relevant): New function.
11659 (vect_supported_load_permutation_p): Fix comment.
11660 (vect_analyze_slp_instance): Add argument. In case of basic block
11661 SLP, take vectorization factor from statement's type, check that
11662 unrolling factor is 1. Adjust function call. Save SLP instance in
11663 either loop or basic block vectorization structure. Return FALSE,
11665 (vect_analyze_slp): Add argument. Get strided stores groups from
11666 either loop or basic block vectorization structure. Return FALSE
11667 if basic block SLP failed.
11668 (new_bb_vec_info): New function.
11669 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11670 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11671 (vect_schedule_slp): Add argument. Get SLP instances from either
11672 loop or basic block vectorization structure. Set vectorization factor
11673 to be 1 for basic block SLP.
11674 (vect_slp_transform_bb): New function.
11675 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11677 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11679 * final.c (shorten_branches): Do not align labels for jump tables.
11680 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11682 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11684 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11685 Remove outdated reference to flow.c and fix nits.
11686 * doc/gccint.texi: Tweak RTL description.
11687 * doc/rtl.texi: Likewise.
11689 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11691 * config/avr/avr.c: Change my email address.
11692 * config/avr/avr.h: Likewise.
11693 * config/avr/avr.md: Likewise.
11694 * config/avr/avr-protos.h: Likewise.
11695 * config/avr/libgcc.S: Likewise.
11697 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11699 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11700 (spu_split_load, spu_split_store): Change return type to int.
11701 (spu_split_convert): Declare.
11702 * config/spu/predicates.md (spu_mem_operand): Remove.
11703 (spu_mov_operand): Update.
11704 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11705 * config/spu/spu.c (regno_aligned_for_load): Remove.
11706 (reg_aligned_for_addr, spu_expand_load): Define.
11707 (spu_expand_extv): Reimplement and handle MEM.
11708 (spu_expand_insv): Handle MEM.
11709 (spu_sched_reorder): Handle insn's with length 0.
11710 (spu_legitimate_address_p): Reimplement.
11711 (store_with_one_insn_p): Return TRUE for any mode with size
11712 larger than 16 bytes.
11713 (address_needs_split): Define.
11714 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11716 (spu_convert_move): Define.
11717 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11718 (spu_split_store): Change all MEM's to TImode.
11719 (spu_init_expanders): Preallocate registers that correspond to
11720 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11722 (spu_split_convert): Define.
11723 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11724 (_move<mode>, _movdi, _movti): Update predicate and condition.
11725 (load, store): Change to define_split.
11726 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11728 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11729 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11730 define_insn_and_split of lshr<mode>3.
11731 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11732 (<v>ashr<mode>3_imm): Define.
11733 (extv, extzv, insv): Allow MEM operands.
11734 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11735 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11736 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11737 (_spu_convert2): Change to define_insn_and_split and remove the
11738 corresponding define_peephole2.
11739 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11740 Change predicates to memory_operand.
11742 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11744 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11746 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11748 PR tree-optimization/40219
11749 * tree.c (iterative_hash_expr): Make sure the builtin function is
11750 a normal builtin function and not a front end or back end builtin
11751 before indexing into the built_in_decls array.
11753 2009-05-22 Richard Guenther <rguenther@suse.de>
11755 PR middle-end/38964
11756 * alias.c (write_dependence_p): Do not use TBAA for answering
11757 anti-dependence or output-dependence.
11758 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11759 (emit_pointer_definition): Remove.
11760 (emit_alias_warning): Likewise.
11761 (find_what_var_points_to): Remove TBAA pruning code.
11762 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11764 (compute_points_to_sets): Remove code computing the set of
11765 dereferenced pointers.
11766 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11767 oracle for querying anti and output dependencies.
11768 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11769 if TBAA may be applied.
11770 (refs_anti_dependent_p): New function.
11771 (refs_output_dependent_p): Likewise.
11772 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11773 (refs_output_dependent_p): Likewise.
11774 * doc/tree-ssa.texi (Memory model): New section.
11775 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11776 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11777 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11778 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11779 * expr.c (expand_expr_real_1): Likewise.
11780 * gimple-low.c (lower_stmt): Likewise.
11781 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11782 (dump_gimple_cdt): Remove.
11783 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11784 (gimple_size): Likewise.
11785 (walk_gimple_op): Likewise.
11786 (is_gimple_stmt): Likewise.
11787 (walk_stmt_load_store_addr_ops): Likewise.
11788 (gimple_build_cdt): Remove.
11789 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11790 * gimple.h (gimple_cdt_new_type): Remove.
11791 (gimple_cdt_new_type_ptr): Likewise.
11792 (gimple_cdt_set_new_type): Likewise.
11793 (gimple_cdt_location): Likewise.
11794 (gimple_cdt_location_ptr): Likewise.
11795 (gimple_cdt_set_location): Likewise.
11796 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11797 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11798 GIMPLE_CHANGE_DYNAMIC_TYPE.
11799 (verify_types_in_gimple_stmt): Likewise.
11800 * tree-inline.c (estimate_num_insns): Likewise.
11801 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11802 (copy_decl_to_var): Likewise.
11803 (copy_result_decl_to_var): Likewise.
11804 * tree-pretty-print.c (dump_generic_node): Do not handle
11805 CHANGE_DYNAMIC_TYPE_EXPR.
11806 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11807 * tree-ssa-operands.c (get_expr_operands): Likewise.
11808 * tree-ssa-structalias.c (struct variable_info): Remove
11809 no_tbaa_pruning member.
11810 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11811 (unify_nodes): Do not copy it.
11812 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11813 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11814 (set_uids_in_ptset): Do not check it.
11815 (find_what_var_points_to): Likewise.
11816 (compute_tbaa_pruning): Remove.
11817 (compute_points_to_sets): Do not call it.
11818 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11819 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11820 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11821 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11822 (DECL_NO_TBAA_P): Likewise.
11823 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11824 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11825 (expand_omp_atomic_pipeline): Do not set it.
11826 * print-tree.c (print_node): Do not dump it.
11827 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11830 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11833 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11836 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11838 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11841 2009-05-22 Ben Elliston <bje@au.ibm.com>
11843 * Makefile.in (bversion.h, s-bversion): New targets.
11844 (TOPLEV_H): Add bversion.h.
11845 * toplev.h: Include "bversion.h".
11846 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11847 the __format__ attribute only if compiling with the same version
11848 of GCC as the sources (the "build version").
11850 2009-05-22 Ben Elliston <bje@au.ibm.com>
11852 * c-format.c (handle_format_attribute): Fix comment typo.
11854 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11857 * config/ia64/ia64.opt (mfused-madd): New.
11858 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11859 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11860 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11861 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11862 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11863 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11864 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11865 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11866 instruction if !TARGET_FUSED_MADD.
11867 (fpma, fpms): Remove colon from name.
11869 2009-05-22 Richard Guenther <rguenther@suse.de>
11871 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11872 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11873 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11875 (create_expression_by_pieces): Only convert if necessary.
11876 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11877 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11879 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11881 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11882 regular pattern from a template and rename it ...
11883 (*extzv_truncsi_exts): ... to this.
11885 2009-05-21 Richard Guenther <rguenther@suse.de>
11887 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11888 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11889 (cgraph_default_inline_p): Likewise.
11890 (cgraph_decide_inlining_incrementally): Likewise.
11892 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11893 Uros Bizjak <ubizjak@gmail.com>
11895 * config/i386/cpuid.h (bit_MOVBE): New.
11897 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11899 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11900 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11901 (ix86_handle_option): Handle OPT_mmovbe.
11902 (ix86_target_string): Add -mmovbe.
11903 (pta_flags): Add PTA_MOVBE.
11904 (processor_alias_table): Add PTA_MOVBE to "atom".
11905 (override_options): Handle PTA_MOVBE.
11907 * config/i386/i386.h (TARGET_MOVBE): New.
11909 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11910 (*bswapsi_movbe): New.
11911 (*bswapdi_movbe): Likewise.
11912 (bswapdi2): Renamed to ...
11913 (*bswapdi_1): This.
11914 (bswapdi2): New expander.
11916 * config/i386/i386.opt (mmovbe): New.
11918 * doc/invoke.texi: Document -mmovbe.
11920 2009-05-21 Taras Glek <tglek@mozilla.com>
11922 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
11923 * gcc-plugin.h (plugin_init): Updated signature.
11924 * gcc-plugin.h (plugin_name_args): Moved to this header.
11925 * doc/plugins.texi (plugin_init): Updated documention to reflect
11927 * doc/plugins.texi (plugin_name_args): Added to documention.
11929 2009-05-21 Mark Mitchell <mark@codesourcery.com>
11931 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
11932 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
11934 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
11936 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
11937 JUMP_TABLE_DATA_P predicates where applicable.
11938 * config/i386/predicates.md: Ditto.
11939 * config/i386/sse.md: Ditto.
11941 2009-05-21 Jakub Jelinek <jakub@redhat.com>
11943 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
11944 operand2 -128 override length_immediate attribute to 1.
11945 * config/i386/predicates.md (constm128_operand): New predicate.
11947 * config/i386/i386.c (memory_address_length): Handle %r12
11948 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
11950 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
11951 mode look through optional ZERO_EXTEND and SUBREG.
11952 * config/i386/i386.md (R12_REG): New define_constant.
11953 (prefix_data16): For sse unit set also for MODE_TI insns.
11954 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
11955 insns set if operand 1 is ext_QIreg_operand.
11956 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
11957 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
11959 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
11960 mode from MODE_DI to MODE_SI.
11961 (movdi_1_rex64): Override modrm and length_immediate attributes
11962 only for movabs (TYPE_IMOV, alternative 2).
11963 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
11964 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
11965 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
11966 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
11967 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
11968 prefix_rex attribute if DImode.
11969 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
11970 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
11971 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
11972 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
11973 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
11974 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
11975 Likewise. For TYPE_IMOV clear length_immediate attribute.
11976 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
11977 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
11978 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
11979 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
11980 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
11981 or one operand TYPE_ISHIFT.
11982 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
11983 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
11984 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
11985 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
11986 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
11987 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
11988 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
11989 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
11990 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
11991 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
11992 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
11993 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
11994 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
11995 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
11996 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
11997 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
11998 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
11999 set mode attribute, don't override length attribute.
12000 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12002 (return_internal_long): Set length attribute to 2 instead of 1.
12003 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12004 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12005 prefix_rex attribute.
12006 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12008 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12010 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12012 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12014 2009-05-20 Ian Lance Taylor <iant@google.com>
12016 * tree.c (build_tree_list_vec_stat): New function.
12017 (ctor_to_vec): New function.
12018 (build_nt_call_vec): New function.
12019 (build_call_array): Change args to be a const pointer.
12020 (build_call_vec): New function.
12021 * tree.h (build_nt_call_vec): Declare.
12022 (build_tree_list_vec_stat): Declare.
12023 (build_tree_list_vec): Define.
12024 (build_call_array): Update declaration.
12025 (build_call_vec): Declare.
12026 (ctor_to_vec): Declare.
12027 * c-common.c (tree_vector_cache): New static variable.
12028 (make_tree_vector): New function.
12029 (release_tree_vector): New function.
12030 (make_tree_vector_single): New function.
12031 (make_tree_vector_copy): New function.
12032 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12033 (make_tree_vector_single, make_tree_vector_copy): Declare.
12034 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12035 (c_parser_expr_list): Don't manage cache here, instead call
12037 (c_parser_release_expr_list): Remove static function.
12038 (c_parser_vec_to_tree_list): Remove static function.
12039 (c_parser_attributes): Call build_tree_list_vec instead of
12040 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12041 c_parser_release_expr_list.
12042 (c_parser_postfix_expression_after_primary): Likewise.
12043 (c_parser_objc_keywordexpr): Likewise.
12045 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12047 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12048 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12049 TARGET_CONVERT_TO_TYPE.
12050 * hooks.c (hook_tree_const_tree_null): Define.
12051 * hooks.h (hook_tree_const_tree_null): Declare.
12052 * target.h (struct gcc_target): Add invalid_parameter_type,
12053 invalid_return_type, promoted_type, and convert_to_type fields.
12054 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12055 (TARGET_INVALID_RETURN_TYPE): Define.
12056 (TARGET_PROMOTED_TYPE): Define.
12057 (TARGET_CONVERT_TO_TYPE): Define.
12058 (TARGET_INITIALIZER): Update for new fields.
12059 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12060 (grokparms): Check targetm.invalid_parameter_type.
12061 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12062 * c-convert.c (convert): Check targetm.convert_to_type.
12064 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12066 * config/mips/mips.md (*extenddi_truncate<mode>,
12067 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12069 (*extendhi_truncateqi): New define_insn_and_sptit.
12071 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12073 PR middle-end/40204
12074 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12075 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12077 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12079 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12080 the operand of VIEW_CONVERT_EXPR.
12082 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12084 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12085 extended family and model for Intel processors. Support Intel Atom.
12087 2009-05-20 Olivier Hainque <hainque@adacore.com>
12089 * gstab.h (stab_code_type): Define, to be used instead of the
12090 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12092 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12093 occurrences by stab_code_type.
12094 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12096 2009-05-20 Martin Jambor <mjambor@suse.cz>
12098 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12099 (sra_insert_before): Likewise.
12100 (sra_insert_after): Likewise.
12101 (sra_init_cache): Likewise.
12102 (sra_type_can_be_decomposed_p): Likewise.
12103 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12104 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12105 (sra_insert_before): Likewise.
12106 (sra_insert_after): Likewise.
12107 (sra_init_cache): Likewise.
12108 (insert_edge_copies_seq): Made static and moved upwards.
12110 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
12113 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
12115 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
12116 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
12119 2009-05-20 Richard Guenther <rguenther@suse.de>
12121 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12122 with mismatched comparison modes.
12124 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12126 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
12127 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
12128 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
12129 with shifts for Thumb2.
12130 (orsi_notsi): New for orn.
12131 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
12132 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12133 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12134 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12135 Don't invert remainder for IOR.
12137 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12139 PR tree-optimization/40087
12140 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12141 number_of_iterations_ne): Rename never_infinite argument.
12142 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12143 number_of_iterations_le): Handle pointer-type ivs when
12144 exit_must_be_taken is false.
12145 (number_of_iterations_cond): Do not always assume that
12146 exit_must_be_taken if the control variable is a pointer.
12148 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12150 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12151 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12153 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12155 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12156 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12158 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12161 * c.opt (Wlogical-op): Disabled by default.
12162 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12164 * doc/invoke.texi (Wlogical-op): Likewise.
12166 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12168 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12170 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12171 Propagate the type of the first operand.
12172 <ASSERT_EXPR>: Simplify.
12173 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12174 Rewrite using the RHS code as discriminant.
12175 <NOP_EXPR>: Turn into CASE_CONVERT.
12176 <PLUS_EXPR>: Propagate the type of the first operand.
12178 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12180 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12181 (ia64_dconst_0_375): New.
12182 * config/ia64/ia64.c (ia64_override_options): Remove
12183 -minline-sqrt-min-latency warning.
12184 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12185 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12186 * config/ia64/ia64.md (*sqrt_approx): Remove.
12187 (sqrtsf2): Remove #if 0.
12188 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12189 (sqrtdf): Remove assert.
12190 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12191 (sqrtxf2): Remove #if 0.
12192 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12193 * div.md (sqrt_approx_rf): New.
12194 (sqrtsf2_internal_thr): New implementation.
12195 (sqrtsf2_internal_lat): New.
12196 (sqrtdf2_internal_thr: New implementation.
12197 (sqrtxf2_internal): New implementation.
12199 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12200 Hans-Peter Nilsson <hp@axis.com>
12202 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12203 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12204 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12205 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12206 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12207 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12208 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12209 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12210 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12211 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12212 * c-common.c: ...from here.
12214 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12216 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12218 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12220 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12222 2009-05-19 Ben Elliston <bje@au.ibm.com>
12224 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12225 assignments with memcpy calls.
12226 (add_fdes): Likewise.
12227 (binary_search_unencoded_fdes): Likewise.
12228 (linear_search_fdes): Eliminate type puns.
12230 2009-05-19 Richard Guenther <rguenther@suse.de>
12232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12233 not falsely claim to have propagated into all uses.
12235 2009-05-19 Ben Elliston <bje@au.ibm.com>
12237 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12240 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12242 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12243 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12244 (TARGET_LEGITIMATE_ADDRESS_P): New.
12245 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12246 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12248 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12251 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12252 child of the containing namespace's DIE.
12254 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12256 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12257 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12258 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12261 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12264 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12265 gen_align with gen_pad.
12266 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12267 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12269 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12270 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12272 * config/i386/i386.md (align): Renamed to ...
12273 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12274 ASM_OUTPUT_MAX_SKIP_PAD.
12276 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12278 * config.gcc: Fix variable syntax.
12281 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12282 before calling exact_log2.
12283 (output_iorsi3): Likewise.
12284 (output_xorsi3): Likewise.
12286 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12288 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12289 for the none zero constant operand except for EQ and NE
12290 comprisons even when the first operand is R0.
12292 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12294 * config/s390/2064.md: Remove trailing whitespaces.
12295 * config/s390/2084.md: Likewise.
12296 * config/s390/constraints.md: Likewise.
12297 * config/s390/fixdfdi.h: Likewise.
12298 * config/s390/libgcc-glibc.ver: Likewise.
12299 * config/s390/s390-modes.def: Likewise.
12300 * config/s390/s390-protos.h: Likewise.
12301 * config/s390/s390.c: Likewise.
12302 * config/s390/s390.h: Likewise.
12303 * config/s390/s390.md: Likewise.
12304 * config/s390/tpf-unwind.h: Likewise.
12306 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12308 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12310 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12313 * configure.ac (m68k-*-*): Check if binutils support TLS.
12314 * configure: Regenerate.
12315 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12316 * config/m68k/constraints.md (Cu): New constraint.
12317 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12318 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12319 (movsi): Handle TLS symbols.
12320 (addsi3_5200): Handle XTLS symbols, indent.
12321 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12322 (m68k_tls_reference_p): Declare.
12323 (m68k_legitimize_address): Declare.
12324 (m68k_unwrap_symbol): Declare.
12325 * config/m68k/m68k.opt (mxtls): New option.
12326 * config/m68k/m68k.c (ggc.h): Include.
12327 (m68k_output_dwarf_dtprel): Implement hook.
12328 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12329 (m68k_expand_prologue): Load GOT pointer when function needs it.
12330 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12331 (m68k_legitimate_constant_address_p): Same.
12332 (m68k_decompose_address): Handle TLS references.
12333 (m68k_get_gp): New static function.
12334 (enum m68k_reloc): New contants.
12335 (TLS_RELOC_P): New macro.
12336 (m68k_wrap_symbol): New static function.
12337 (m68k_unwrap_symbol): New function.
12338 (m68k_final_prescan_insn_1): New static function.
12339 (m68k_final_prescan_insn): New function.
12340 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12342 (legitimize_pic_address): Handle TLS references..
12343 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12344 (m68k_libcall_value_in_a0_p)
12345 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12346 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12347 (m68k_legitimize_tls_address): Handle TLS references.
12348 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12350 (m68k_legitimize_address): Handle TLS symbols.
12351 (m68k_get_reloc_decoration): New static function.
12352 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12354 (m68k_output_dwarf_dtprel): Implement hook.
12355 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12356 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12357 m68k_call_* routines.
12358 (sched_attr_op_type): Handle TLS symbols.
12359 (gt-m68k.h): Include.
12360 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12361 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12363 2009-05-18 Martin Jambor <mjambor@suse.cz>
12365 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12366 (visit_store_addr_for_mod_analysis): New function.
12367 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12368 (determine_cst_member_ptr): Use gimple_assign_single_p.
12369 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12370 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12371 operands. Don't check number of operands of a NOP_EXPR.
12373 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12375 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12377 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12380 * c-common.c (warn_logical_operator): Don't warn if one of
12381 expression isn't always true or false.
12383 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12385 * config/i386/biarch32.h: New file.
12386 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12388 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12390 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12391 *zero_extend<mode>_truncqi): Merge these into ...
12392 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12393 Name the pattern following this as *zero_extendhi_truncqi.
12395 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12397 PR middle-end/39301
12398 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12399 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12400 (output_info): Make field HOST_WIDEST_INT.
12401 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12402 (dump_bitmat_statistics): Same.
12404 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12406 * config.gcc (use_gcc_stdint): Set to wrap.
12407 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12408 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12409 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12410 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12411 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12412 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12413 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12414 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12416 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12418 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12420 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12421 Move definitions earlier.
12422 (OPT_ARCH64, OPT_ARCH32): Define.
12423 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12426 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12429 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12432 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12434 * arm.md (movdi2): Copy non-reg values to DImode registers.
12436 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12439 * final.c (label_to_max_skip): New function.
12440 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12441 CODE_LABEL_NUMBER <= max_labelno.
12442 * output.h (label_to_max_skip): New prototype.
12443 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12444 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12445 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12446 Handle CODE_LABELs with >= 16 byte alignment or with
12447 max_skip == (1 << align) - 1.
12448 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12449 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12452 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12453 .p2align 3 if MAX_SKIP is smaller than 7.
12454 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12456 2009-05-15 Ian Lance Taylor <iant@google.com>
12458 * alias.c (struct alias_set_entry_d): Rename from struct
12459 alias_set_entry. Change all uses.
12460 * except.c (struct call_site_record_d): Rename from struct
12461 call_site_record. Change all uses.
12462 * except.h (struct eh_region_d): Rename from struct eh_region.
12464 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12466 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12467 ivtype_map_elt. Change all uses.
12468 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12470 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12471 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12473 (struct sese_d): Rename from struct sese. Change all uses.
12474 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12475 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12476 * optabs.h (struct optab_d): Rename from struct optab. Change all
12478 (struct convert_optab_d): Rename from struct convert_optab.
12480 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12481 ipa_opt_pass. Change all uses.
12482 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12485 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12486 defined as a typedef.
12487 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12490 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12493 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12495 (merge_ranges): Returns bool.
12496 * tree.h (make_range): .. to here.
12497 (build_range_check): Likewise.
12498 (merge_ranges): Likewise. Renamed from merge_ranges.
12499 * c-typeck.c (parser_build_binary_op): Update calls to
12500 warn_logical_operator.
12501 * c-common.c (warn_logical_operator): Add new warning.
12502 * c-common.h (warn_logical_operator): Update declaration.
12504 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12506 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12508 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12510 * doc/install.texi: Document MPC requirements, flags etc.
12512 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12513 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12514 Evaluate constant arguments.
12515 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12516 (fold_builtin_1): Likewise, also evaluate constant arguments.
12517 Remove superfluous break.
12518 (do_mpc_ckconv): New.
12519 * real.h: Include mpc.h.
12520 * toplev.c (print_version): Output MPC version info if available.
12522 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12524 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12526 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12528 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12531 2009-05-15 Jan Hubicka <jh@suse.cz>
12533 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12534 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12535 (try_inline): Fix return value.
12536 (cgraph_decide_inlining_incrementally): Honor new value.
12537 (cgraph_early_inlining): Handle indirect inlining.
12538 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12540 2009-05-15 Jan Hubicka <jh@suse.cz>
12542 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12543 * cgraphunit.c (cgraph_finalize_function): Set it.
12544 (cgraph_expand_function): Use it.
12546 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12548 * real.c (encode_ieee_half): Define.
12549 (decode_ieee_half): Define.
12550 (ieee_half_format): Define.
12551 (arm_half_format): Define.
12552 * real.h (ieee_half_format): Declare.
12553 (arm_half_format): Declare.
12555 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12557 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12558 swapped, and reversed optabs exist before trying to use them.
12560 2009-05-15 Paul Brook <paul@codesourcery.com>
12561 Sandra Loosemore <sandra@codesourcery.com>
12563 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12564 loads. Allow PRE_DEC.
12565 (output_move_neon): Handle PRE_DEC.
12566 (arm_print_operand): Add 'A' for neon structure loads.
12567 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12568 * config/arm/neon.md (neon_mov): Update comment.
12569 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12571 (Um): New constraint.
12573 2009-05-15 Jan Hubicka <jh@suse.cz>
12575 Revert the following patch until testsuite fallout is fixed:
12576 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12577 * cgraph.h (struct inline_summary): New filed self_wize,
12578 size_inlining_benefit, self_time and time_inlining_benefit.
12579 (struct cgraph_global_info): Replace insns by time ans size fields.
12580 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12581 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12582 (ipcp_update_callgraph): Do not touch function bodies.
12583 * ipa-inline.c: Include except.h
12584 (MAX_TIME): New constant.
12585 (overall_insns): Remove
12586 (overall_size, max_benefit): New static variables.
12587 (cgraph_estimate_time_after_inlining): New function.
12588 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12589 (cgraph_clone_inlined_nodes): Update size.
12590 (cgraph_mark_inline_edge): Update size.
12591 (cgraph_estimate_growth): Use size info.
12592 (cgraph_check_inline_limits): Check size.
12593 (cgraph_default_inline_p): Likewise.
12594 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12595 (cgraph_decide_recursive_inlining): Check size.
12596 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12598 (cgraph_decide_inlining): Likewise.
12599 (cgraph_decide_inlining_incrementally): Likewise; honor
12600 PARAM_EARLY_INLINING_INSNS.
12601 (likely_eliminated_by_inlining_p): New predicate.
12602 (estimate_function_body_sizes): New function.
12603 (compute_inline_parameters): Use it.
12604 * except.c (must_not_throw_labels): New function.
12605 * except.h (must_not_throw_labels): Declare.
12606 * tree-inline.c (init_inline_once): Kill inlining_weigths
12607 * tree-ssa-structalias.c: Avoid uninitialized warning.
12608 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12609 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12610 (PARAM_INLINE_CALL_COST): Remove.
12611 (PARAM_EARLY_INLINING_INSNS): New.
12613 2009-05-15 Richard Guenther <rguenther@suse.de>
12615 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12616 not TODO_update_ssa.
12618 2009-05-15 Richard Guenther <rguenther@suse.de>
12620 PR tree-optimization/39999
12621 * gimple.h (gimple_expr_type): Use the expression type looking
12622 through useless conversions.
12623 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12624 (vn_nary_op_insert_stmt): Likewise.
12625 (simplify_binary_expression): Likewise.
12627 2009-05-15 Richard Guenther <rguenther@suse.de>
12629 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12630 New options, enabled by default.
12631 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12633 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12634 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12635 * tree-ssa-structalias.c (gate_tree_pta): New function.
12636 (pass_build_alias): Use it.
12638 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12641 recurse on an invariant address if a conversion from a pointer
12642 type to a wider integer type is involved.
12644 2009-05-15 Jan Hubicka <jh@suse.cz>
12646 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12647 * cgraph.h (struct inline_summary): New filed self_wize,
12648 size_inlining_benefit, self_time and time_inlining_benefit.
12649 (struct cgraph_global_info): Replace insns by time ans size fields.
12650 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12651 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12652 (ipcp_update_callgraph): Do not touch function bodies.
12653 * ipa-inline.c: Include except.h
12654 (MAX_TIME): New constant.
12655 (overall_insns): Remove
12656 (overall_size, max_benefit): New static variables.
12657 (cgraph_estimate_time_after_inlining): New function.
12658 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12659 (cgraph_clone_inlined_nodes): Update size.
12660 (cgraph_mark_inline_edge): Update size.
12661 (cgraph_estimate_growth): Use size info.
12662 (cgraph_check_inline_limits): Check size.
12663 (cgraph_default_inline_p): Likewise.
12664 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12665 (cgraph_decide_recursive_inlining): Check size.
12666 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12668 (cgraph_decide_inlining): Likewise.
12669 (cgraph_decide_inlining_incrementally): Likewise; honor
12670 PARAM_EARLY_INLINING_INSNS.
12671 (likely_eliminated_by_inlining_p): New predicate.
12672 (estimate_function_body_sizes): New function.
12673 (compute_inline_parameters): Use it.
12674 * except.c (must_not_throw_labels): New function.
12675 * except.h (must_not_throw_labels): Declare.
12676 * tree-inline.c (init_inline_once): Kill inlining_weigths
12677 * tree-ssa-structalias.c: Avoid uninitialized warning.
12678 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12679 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12680 (PARAM_INLINE_CALL_COST): Remove.
12681 (PARAM_EARLY_INLINING_INSNS): New.
12682 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12683 (inline-call-cost): Remove.
12684 (early-inlining-insns): New.
12686 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12688 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12690 (print_int_cst_bounds_in_octal_p): Likewise.
12691 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12693 * dwarf2out.c (base_type_die): Likewise.
12694 (is_subrange_type): Delete.
12695 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12696 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12697 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12698 if the destination type is boolean.
12699 (build_range_check): Do not special-case subtypes.
12700 (fold_sign_changed_comparison): Likewise.
12701 (fold_unary): Likewise.
12702 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12703 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12704 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12705 * tree.c (subrange_type_for_debug_p): New predicate based on the
12706 former is_subrange_type.
12707 * tree.h (subrange_type_for_debug_p): Declare.
12708 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12709 (convert_affine_scev): Remove call to above function.
12710 (chrec_convert_aggressive): Likewise.
12711 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12712 false for conversions involving subtypes.
12713 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12714 (vrp_val_min): Likewise.
12715 (needs_overflow_infinity): Likewise.
12716 (extract_range_from_unary_expr): Likewise.
12718 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12720 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12721 * config/frv/frv.c: Likewise.
12722 * config/s390/s390.c: Likewise.
12723 * config/sparc/sparc.h: Likewise.
12724 * config/i386/i386.h: Likewise.
12725 * config/i386/i386.c: Likewise.
12726 * config/crx/crx.c: Likewise.
12727 * config/m68hc11/m68hc11.h: Likewise.
12728 * config/iq2000/iq2000.c: Likewise.
12729 * config/mn10300/mn10300.h: Likewise.
12730 * config/mn10300/mn10300.c: Likewise.
12731 * config/m68k/m68k.c: Likewise.
12732 * config/rs6000/rs6000.c: Likewise.
12733 * config/rs6000/xcoff.h: Likewise.
12734 * config/rs6000/linux64.h: Likewise.
12735 * config/rs6000/sysv4.h: Likewise.
12736 * config/score/score3.c: Likewise.
12737 * config/score/score7.c: Likewise.
12738 * config/score/score.c: Likewise.
12739 * config/arm/arm.md: Likewise.
12740 * config/mips/mips.c: Likewise.
12741 * config/mips/mips.md: Likewise.
12742 * config/bfin/bfin.h: Likewise.
12743 * config/pa/pa.c: Likewise.
12744 * config/pa/constraints.md: Likewise.
12746 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12747 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12748 * config/pdp11/pdp11.h: Use memory_address_p instead.
12750 2009-05-14 Ian Lance Taylor <iant@google.com>
12752 * passes.c (finish_optimization_passes): Change i to int.
12753 * plugin.c (plugins_active_p): Change event to int.
12754 (dump_active_plugins): Likewise.
12755 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12757 * tree.c (tree_range_check_failed): Change c to unsigned int.
12758 (omp_clause_range_check_failed): Likewise.
12759 (build_common_builtin_nodes): Change mode to int. Add cast.
12760 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12761 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12763 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12764 ++ or -- with a variable of enum type.
12766 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12769 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12771 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12773 * store-motion.c: Do not include params.h
12774 * Makefile.in: Fix dependencies for various files.
12776 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12778 * auto-inc-dec.c: Fix pass description, remove apparent
12779 accidental duplication.
12781 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12783 PR middle-end/40147
12784 * ipa-utils.h (memory_identifier_string): Moved to ...
12785 * tree.h (memory_identifier_string): Here. Add GTY(()).
12787 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12789 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12790 in the former documentation of...
12791 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12792 * ira-conflicts.c (get_dup_num): Use address_operand.
12793 * targhooks.c (default_legitimate_address_p): New.
12794 * targhooks.h (default_legitimate_address_p): New.
12795 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12797 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12798 * target.h (struct target): Add legitimate_address_p.
12799 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12800 (TARGET_INITIALIZER): Include it.
12802 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12803 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12804 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12805 (TARGET_LEGITIMATE_ADDRESS_P): New.
12807 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12808 (REG_OK_STRICT_P): Delete.
12809 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12810 (frv_legitimate_address_p_1): ... this.
12811 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12812 (frv_legitimate_address_p_1): ... the renamed old
12813 frv_legitimate_address_p.
12814 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12815 (TARGET_LEGITIMATE_ADDRESS_P): New.
12817 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12818 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12819 * config/s390/s390.c (legitimate_address_p): Rename to...
12820 (s390_legitimate_address_p): ... this, make static.
12821 (legitimize_address): Adjust call.
12822 (TARGET_LEGITIMATE_ADDRESS_P): New.
12823 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12825 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12826 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12827 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12828 (TARGET_LEGITIMATE_ADDRESS_P): New.
12830 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12831 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12832 * config/spu/spu.c (spu_legitimate_address): Rename to...
12833 (spu_legitimate_address_p): ... this, make static.
12834 (TARGET_LEGITIMATE_ADDRESS_P): New.
12836 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12837 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12838 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12839 (sparc_legitimate_address_p): ... this, make static and return bool.
12840 (legitimize_address): Adjust call.
12841 (TARGET_LEGITIMATE_ADDRESS_P): New.
12843 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12844 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12845 * config/i386/i386.c (legitimate_address_p): Rename to...
12846 (ix86_legitimate_address_p): ... this, make static.
12847 (constant_address_p): Move after it, adjust call.
12848 (TARGET_LEGITIMATE_ADDRESS_P): New.
12850 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12851 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12852 * config/avr/avr.c (legitimate_address_p): Rename to...
12853 (avr_legitimate_address_p): ... this, make static.
12854 (legitimize_address): Adjust call.
12855 (TARGET_LEGITIMATE_ADDRESS_P): New.
12857 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12858 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12859 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12860 (TARGET_LEGITIMATE_ADDRESS_P): New.
12862 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12863 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12864 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12865 (TARGET_LEGITIMATE_ADDRESS_P): New.
12867 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12868 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12870 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12872 (TARGET_LEGITIMATE_ADDRESS_P): New.
12874 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12875 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12877 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12879 (m68hc11_legitimate_address_p): ... this, make static.
12880 (go_if_legitimate_address_internal): Rename to...
12881 (m68hc11_legitimate_address_p_1): ... this.
12882 (legitimize_address): Adjust call.
12883 (TARGET_LEGITIMATE_ADDRESS_P): New.
12885 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12886 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12887 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12888 (TARGET_LEGITIMATE_ADDRESS_P): New.
12890 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12891 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12892 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12893 (mn10300_legitimate_address_p): ... this, make static.
12894 (TARGET_LEGITIMATE_ADDRESS_P): New.
12896 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12897 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12898 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12899 (TARGET_LEGITIMATE_ADDRESS_P): New.
12901 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12902 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12903 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12904 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12905 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12906 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12907 (rs6000_legitimate_address_p): ... this, make static.
12908 (TARGET_LEGITIMATE_ADDRESS_P): New.
12909 (REG_MODE_OK_FOR_BASE_P): Delete.
12910 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12912 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12913 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12915 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
12916 static, adjust types.
12917 (TARGET_LEGITIMATE_ADDRESS_P): New.
12919 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12920 * config/score/score.c (score_address_p): Rename to...
12921 (score_legitimate_address_p): ... this.
12922 (TARGET_LEGITIMATE_ADDRESS_P): New.
12923 * config/score/score3.c (score3_address_p): Rename to...
12924 (score3_legitimate_address_p): ... this.
12925 * config/score/score7.c (score7_address_p): Rename to...
12926 (score7_legitimate_address_p): ... this.
12928 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
12929 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
12930 GO_IF_LEGITIMATE_ADDRESS): Delete.
12931 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
12932 thumb2_legitimate_address_p): Delete.
12933 (arm_legitimate_address_p): Rename to...
12934 (arm_legitimate_address_outer_p): ... this.
12935 * config/arm/constraints.md ("Uq"): Adjust call.
12936 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
12937 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
12939 (arm_legitimate_address_outer_p): ... this.
12940 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
12942 (TARGET_LEGITIMATE_ADDRESS_P): New.
12944 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12945 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
12946 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
12947 (TARGET_LEGITIMATE_ADDRESS_P): New.
12949 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12950 * config/vax/vax-protos.h (legitimate_address_p): Remove.
12951 * config/vax/vax.c (legitimate_address_p): Rename to...
12952 (vax_legitimate_address_p): ... this, make static.
12953 (TARGET_LEGITIMATE_ADDRESS_P): New.
12955 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12956 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
12957 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
12958 (TARGET_LEGITIMATE_ADDRESS_P): New.
12960 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12961 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
12962 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
12963 (mmix_legitimate_address_p): ... this, make static.
12964 (TARGET_LEGITIMATE_ADDRESS_P): New.
12966 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12967 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
12968 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
12969 (TARGET_LEGITIMATE_ADDRESS_P): New.
12971 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12973 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
12974 of MODE_COMPLEX_INT.
12976 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12978 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
12979 LCT_NORMAL in function call.
12980 * mips-tdump.c (print_file_desc): Add cast to enum type.
12981 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
12982 (mark_stabs): Add casts to enum types.
12983 (parse_stabs_common): Add casts to enum types.
12985 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
12987 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
12988 Check for invalid values of LETTER.
12990 2009-05-13 Taras Glek <tglek@mozilla.com>
12992 * attribs.c (register_attribute): moved out attribute registration
12993 into register_attribute.
12994 * doc/plugins.texi: Documented register_attribute and
12996 * gcc-plugin.h: Added forward decl for register_attribute.
12997 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
12998 * plugin.c (register_callback, invoke_plugin_callbacks): Added
12999 PLUGIN_ATTRIBUTES boilerplate.
13001 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13003 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13004 values even in sentinel and empty entries.
13005 (ms_printf_flag_specs): Likewise.
13006 (ms_scanf_flag_specs): Likewise.
13007 (ms_strftime_flag_specs): Likewise.
13008 (ms_print_char_table): Likewise.
13009 (ms_scan_char_table): Likewise.
13010 (ms_time_char_table): Likewise.
13012 2009-05-13 Doug Kwan <dougkwan@google.com>
13014 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13016 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13018 * config/mips/mips.md (store): Add attributes for QI and HI.
13020 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13021 (truncdi<mode>2): ... this new pattern.
13023 2009-05-13 Brad Hards <bradh@kde.org>
13025 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13027 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13028 Ben Elliston <bje@au.ibm.com>
13030 PR middle-end/40035
13031 * dse.c (check_mem_read_rtx): Guard against width == -1.
13033 2009-05-13 Michael Matz <matz@suse.de>
13035 PR middle-end/39976
13036 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13037 (trivially_conflicts_p): New function.
13038 (insert_backedge_copies): Use it.
13040 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13042 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13043 (handle_stdc_pragma): Use new enum constant names.
13044 (handle_pragma_float_const_decimal64): Ditto.
13046 2009-05-13 Ian Lance Taylor <iant@google.com>
13048 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13051 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13053 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13054 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13056 * config/m68k/m68k.h (FL_UCLINUX): Define.
13058 2009-05-13 Jan Hubicka <jh@suse.cz>
13060 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13062 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13064 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13065 unless -fschedule-insns is specified.
13067 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13070 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13071 TARGET_EXPAND_CBRANCHDI4.
13072 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13073 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13074 (cmpeqdi): Fix comment.
13076 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13078 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13079 (sh_legitimate_address_p): Likewise.
13080 * config/sh/sh.c (sh_legitimate_index_p): New.
13081 (sh_legitimate_address_p): Likewise.
13082 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13083 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13084 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13085 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13086 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13087 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13088 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13089 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13090 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13092 2009-05-12 Jan Hubicka <jh@suse.cz>
13094 * tree-inline.c (estimate_operator_cost): Add operands;
13095 when division happens by constant, it is cheap.
13096 (estimate_num_insns): Loads and stores are not having cost of 0;
13097 EH magic stuff is cheap; when computing runtime cost of switch,
13098 use log2 base of amount of its cases; builtin_expect has cost of 0;
13099 compute cost for moving return value of call.
13100 (init_inline_once): Initialize time_based flags.
13101 * tree-inline.h (eni_weights_d): Add time_based flag.
13103 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13105 * df-core.c: Update head documentation.
13107 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13110 * rs6000.c (rs6000_generate_compare): Use op1b instead of
13111 shadowing exisiting variable op1.
13113 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
13116 * config/i386/driver-i386.c (processor_signatures): New enum.
13117 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
13118 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
13119 processor signature to detect geode processor.
13121 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13125 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13127 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13128 causes spurious differences between trunk and cond-optab branch.
13130 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13132 * dojump.c (compare_from_rtx): Delete.
13133 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13134 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13135 if the comparison does not satisfy the predicate; test predicates for
13136 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13137 further if one existing pattern fails.
13138 * expr.h (compare_from_rtx): Delete.
13139 (prepare_operand): Declare it.
13140 * optabs.c: Change "lib call" to "libcall" throughout.
13141 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13142 HAVE_conditional_trap, emit_cmp_insn): Delete.
13143 (can_compare_p): Delete cmp_optab case.
13144 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13145 Accept other parameters by value.
13146 (prepare_operand): Make non-static.
13147 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13148 other parameters by value. Try to widen operands here based on
13149 an optab_methods argument and looking at cbranch_optab.
13150 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13151 loop. Use cbranch_optab directly.
13152 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13153 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13155 (emit_conditional_move, emit_conditional_add): Inline what's needed
13156 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13157 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13158 with COMPARE. Move cmov_optab and cstore_optab above
13159 with cbranch_optab, move cmp_optab down with ucmp_optab,
13160 remove tst_otpab. Do not initialize trap_rtx.
13161 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13162 for trap code. Do not check HAVE_conditional_trap. Use
13163 prepare_cmp_insn. Accept no predicate for operand 3.
13164 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13165 (OTI_ctrap, ctrap_optab): New.
13166 (tst_optab): Delete.
13167 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13168 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13169 with lookup of ctrap_optab.
13170 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13172 (ctrap_optab): New.
13174 * combine.c (combine_simplify_rtx, simplify_set): Do not
13175 special case comparing against zero for cc0 machines.
13176 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13177 COMPARE on cc0 machines.
13178 (simplify_relational_operation): Return a new expression when
13179 a COMPARE could be removed.
13180 * final.c (final_scan_insn): Compare cc_status values
13181 against LHS of a (compare FOO (const_int 0)) cc0 source.
13182 Also check if cc_status.value is the full compare.
13184 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13185 (cstoreMM4): Document.
13186 (conditional_trap): Document ctrapMM4 instead.
13187 (sync_compare_and_swapMM): Refer to cbranchcc4.
13188 (Dependent Patterns): Eliminate obsolete information referring to
13189 the old jump optimization phase.
13190 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13191 of compares with 0 on cc0 machines.
13192 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13193 avoiding references to cc0. Remove text about storing operands
13195 * doc/tm.texi (Condition Codes): Include blurb on different
13196 condition code representations, separate into subsections for
13197 CC0, MODE_CC and conditional execution.
13199 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13200 alpha_emit_setcc): Accept operands and a machine mode.
13201 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13202 Get code/op0/op1 from operands, use machine mode argument
13203 instead of alpha_compare.fp_p. Emit the branch here.
13204 (alpha_emit_setcc): Likewise, and return boolean.
13205 (alpha_emit_conditional_move): Likewise. Assert that
13206 cmp_op_mode == cmp_mode, and simplify accordingly.
13207 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13208 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13209 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13211 (stack probe test): Use cbranchdi4.
13212 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13214 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13215 * config/arc/arc.h (movsicc, movsfcc): Use it.
13216 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13217 (cbranchsi4, cstoresi4): New.
13218 (cmpsi, bCC and sCC expanders): Remove.
13220 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13221 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13222 * config/arm/predicates.md (arm_comparison_operator): Only include
13223 floating-point operators if there is a hardware floating-point unit.
13224 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13225 deferring to cbranch_cc and cstore_cc respectively.
13226 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13227 cbranch_cc, cstore_cc): New.
13228 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13230 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13232 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13233 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13235 (adjust_insn_length): Adjust calls.
13236 (avr_reorg): Handle (compare (foo) (const_int 0)).
13237 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13238 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13239 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13240 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13242 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13243 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13245 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13246 (cbranchsi4, cstorebi4, cstoresi4): New.
13247 (movbisi): This insn is duplicate, split it to zero_extend.
13248 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13249 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13250 (bfin_optimize_loop): Use cbranch expander.
13251 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13252 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13253 (bfin_bimode_comparison_operator): ... this.
13254 (bfin_direct_comparison_operator): New.
13256 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13257 inside (compare FOO (const_int 0)).
13258 (cris_rtx_costs): Handle ZERO_EXTRACT.
13259 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13260 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13261 (*tstdi_v32): Delete.
13262 (*cmpdi_non_v32): Add M alternative for operand 1.
13263 (cmpsi, cmp<mode>): Make private.
13264 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13266 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13268 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13269 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13270 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13271 (cc_reg_operand): New.
13272 (any_cond): Delete.
13273 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13274 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13275 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13276 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13277 crx_expand_scond): Delete.
13279 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13281 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13282 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13284 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13285 cstoresi4, cstoresf4, cstoredf4): New.
13286 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13287 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13288 Receive the entire operands array.
13289 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13290 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13291 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13292 Get test/op0/op1 from the operands array.
13293 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13295 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13296 (h8300_expand_store): New.
13297 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13299 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13300 (h8300_expand_store): New.
13301 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13302 or do not try to produce (set (cc0) REG).
13303 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13304 change a compare into a move to a scratch register. Disable some
13305 peepholes when comparing with zero.
13306 (tstsi, tsthi, tstsi, cmpqi): Make private.
13308 (bCC, sCC): Delete.
13309 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13312 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13313 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13314 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13315 (ix86_emit_i387_log1p): Use cbranchxf2.
13316 (ix86_expand_setcc): Return void.
13317 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13318 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13319 cmp<MODEF>, cmpcc): Remove.
13320 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13321 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13322 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13323 (sCC and bCC expanders): Remove.
13324 (stack_protect_test): Use cbranchcc4.
13326 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13328 (ia64_expand_compare): Accept three rtx by reference and return void.
13329 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13330 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13331 from *expr. Update *expr with the BImode comparison to do.
13332 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13333 cmptf, bCC, sCC, conditional_trap): Delete.
13334 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13335 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13336 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13337 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13338 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13340 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13341 type of last argument.
13342 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13343 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13344 use machine mode argument instead of branch_type. Remove dead
13345 code for floating-point comparisons.
13346 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13347 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13349 (cbranchsi4, cstoresi4): New.
13350 * config/iq2000/predicates.md (reg_or_const_operand): New.
13352 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13353 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13354 (b<code>_op): Rewrite to...
13355 (bcc_op): ... this, using match_operator.
13356 (s<code>_op): Rewrite to...
13357 (scc_op): ... this, using match_operator.
13358 (s<code>_24_op): Rewrite to...
13359 (scc_op_24): ... this, using match_operator.
13360 (s<code>_<mode>): Rewrite to...
13361 (cstore<mode>4): ... this, using match_operator.
13362 (s<code>_<mode>_24): Rewrite to...
13363 (cstore<mode>4_24): ... this, using match_operator.
13364 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13365 m32c_unpend_compare, m32c_expand_scc): Delete.
13366 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13367 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13368 (m32c_expand_movcc): Change NE to EQ if necessary.
13369 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13371 * config/m32r/m32r-protos.h (gen_cond_store): New.
13372 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13373 (gen_cond_store): New, from sCC patterns.
13374 (m32r_expand_block_move): Use cbranchsi4.
13375 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13376 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13377 (cbranchsi4, cstoresi4): New.
13379 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13381 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13382 (m68hc11_notice_update_cc): Look into a compare with 0.
13383 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13385 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13386 cmphi, cmpqi, bCC): Delete.
13387 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13388 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13389 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13392 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13393 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13394 * config/m68k/constraints.md (H): New.
13395 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13396 the define_insn below.
13397 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13398 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13399 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13400 patterns): Wrap RHS with COMPARE.
13401 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13402 (*cmpdi_internal): Name this pattern.
13403 (cmpdi): Change to define_insn.
13404 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13405 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13406 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13408 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13409 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13410 (conditional_trap): Change to...
13411 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13412 (*conditional_trap): Use the ordered_comparison_operator and
13413 const1_operand predicates.
13414 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13415 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13416 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13417 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13419 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13420 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13421 (mcore_gen_compare): New.
13422 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13423 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13424 (mcore_gen_compare): ... this.
13425 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13426 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13427 (stack probe pattern): Use cbranchsi4.
13429 * config/mips/predicates.md (mips_cstore_operator): New.
13430 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13431 * config/mips/mips.md (any_cond): Delete.
13432 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13434 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13435 fixuns_truncsfdi2): Use cbranch patterns.
13436 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13437 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13438 Adjust call to mips_expand_conditional_branch.
13439 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13441 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13442 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13443 * config/mips/mips.c (cmp_operands): Delete.
13444 (mips_emit_compare): Get comparison operands from *op0/*op1.
13445 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13446 that it succeeds. Use op0/op1 instead of cmp_operands.
13447 (mips_expand_conditional_branch, mips_expand_conditional_move,
13448 mips_expand_conditional_trap): Likewise.
13449 (mips_block_move_loop): Use cbranch patterns.
13450 * config/mips/mips.h (cmp_operands): Delete.
13452 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13453 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13454 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13455 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13456 (*cmpcc_folded): Rename to...
13457 (*cmpdi_folded): this.
13458 (*cmpcc): Rename to...
13460 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13463 (cbranchdf4): New. Handle invalid comparisons here.
13464 * config/mmix/predicates.md (float_comparison_operator): New.
13466 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13467 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13468 * config/mn10300/mn10300.md (tst): Delete.
13469 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13470 Name these patterns and wrap RHS in a compare.
13471 (*cmpsi): Make this pattern private. Include tst.
13472 (*cmpsf): Make this pattern private.
13473 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13474 (compare with zero peepholes): Likewise.
13476 (cbranchsi4, cbranchsf4): New.
13477 (casesi): Use cbranchsi4.
13479 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13480 hppa_branch_type): Delete.
13481 (return_addr_rtx): Use cbranchsi4.
13482 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13483 Emit CCFPmode comparison here.
13484 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13485 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13486 hppa_branch_type): Delete.
13487 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13488 (movsicc, movdicc): Remove references to hppa_compare_op0,
13489 hppa_compare_op1 and compare_from_rtx.
13490 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13491 (casesi): Use cbranchsi4.
13493 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13494 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13495 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13496 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13497 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13499 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13500 (*branch, *branch_inverted): New.
13502 * config/picochip/picochip.md (cbranchhi4): Use
13503 ordered_comparison_operator.
13504 (cmphi, bCC): Remove.
13506 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13507 (trap_comparison_operator): Delete.
13508 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13509 rs6000_emit_cbranch): Accept mode and operands.
13510 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13511 rs6000_compare_fp_p): Delete.
13512 (rs6000_generate_compare): Accept mode and comparison. Extract code
13513 and op0/op1 from there. Replace references to rs6000_compare_op0
13514 and rs6000_compare_op1.
13515 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13516 extract result from passed operands.
13517 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13518 extract loc from passed operands.
13519 (rs6000_emit_cmove): Likewise.
13520 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13521 rs6000_compare_fp_p): Delete.
13522 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13523 (cbranch<GPR>4, cbranch<FP>4): New.
13524 (cstore<mode>4): New. Consolidate here all choices about when to use
13525 portable or specialized sCC sequences.
13526 (stack_protect_test): Use cbranchsi4.
13527 (conditional_trap): Replace with ctrap<GPR>4.
13528 (conditional trap insn): Replace trap_comparison_operator with
13529 ordered_comparison_operator.
13531 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13532 (s390_emit_prologue): Use ctrap.
13533 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13534 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13535 New predicates replacing...
13536 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13537 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13538 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13539 (add<mode>cc): Do not use s390_compare_op0/op1.
13540 (s<code>): Change to...
13541 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13542 (seq): Change to...
13543 (cstorecc4): ... this. Handle EQ or NE equally.
13544 (*sne): Un-privatize for use in cstorecc4.
13545 (b<code>): Change to...
13546 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13547 (conditional_trap): Replace with...
13548 (ctrap<GPR>4, ctrap<FP>4): ... these.
13549 (stack_protect): Use cbranchcc4.
13551 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13552 * config/score/score-protos.h (score_gen_cmp): Delete.
13553 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13554 (score_block_move-loop): Use cbranchsi4.
13555 * config/score/score.md (cbranchsi4): New.
13556 (cmpsi, bCC): Delete.
13557 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13558 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13559 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13560 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13561 * config/score/score3.h (score3_gen_cmp): Delete.
13562 * config/score/score7.h (score7_gen_cmp): Delete.
13564 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13565 (sh_emit_scc_to_t): ... this. Return void.
13566 (from_compare): Rename to...
13567 (sh_emit_compare_and_branch): ... this.
13568 (sh_emit_compare_and_set): New.
13569 (sh_expand_t_scc): Accept operands.
13570 * config/sh/predicates.md (sh_float_comparison_operator): New.
13571 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13572 (prepare_scc_operands): Rename to...
13573 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13575 (sh_emit_cheap_store_flag): New.
13576 (sh_emit_set_t_insn): New.
13577 (from_compare): Rename to...
13578 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13579 handling of TARGET_SH2E floating point to avoid recursive call.
13580 Generate branch here.
13581 (sh_emit_compare_and_set): New.
13582 (sh_expand_t_scc): Get op0/op1 from arguments.
13583 (sh_emit_cheap_store_flag): New.
13584 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13586 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13587 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13588 (movsicc, movdicc): Do nothing when it recreated operands from
13589 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13590 prepare_scc_operands (now sh_emit_scc_to_t).
13591 (udivdi3): Use cstoresi4.
13592 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13593 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13594 (cbranchint4_media, cbranchfp4_media): New.
13595 (casesi): Use cbranchdi4.
13596 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13598 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13599 (movnegt): Remove second operand.
13600 (cbranchsf4, cbranchdf4): New.
13601 (stack_protect): Use cbranchdi4/cbranchsi4.
13603 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13604 (gen_compare_reg): Accept comparison, extract part of it to...
13605 (gen_compare_reg_1): ... this.
13606 (gen_compare_operator): Delete.
13607 (gen_v9_scc): Accept separate destination, comparison code and arms.
13608 Do not use sparc_compare_op0/sparc_compare_op1.
13609 (emit_scc_insn, emit_conditional_branch_insn): New.
13610 (emit_v9_brxx): Make static. Remove useless assertion.
13611 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13613 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13614 * config/sparc/sparc-protos.h (gen_compare_reg,
13615 sparc_emit_float_lib_cmp): Adjust prototype.
13616 (emit_scc_insn, emit_conditional_branch_insn): New.
13617 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13618 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13619 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13620 iterators to the top.
13621 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13622 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13623 snedi_special_trunc): Delete.
13624 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13625 and snedi_special_trunc.
13626 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13627 cbranchdi4, cbranch<F:mode>4): New.
13628 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13629 here. Use gen_compare_reg instead of gen_compare_operator.
13630 (conditional_trap): Replace with...
13631 (ctrapsi4, ctrapdi4): ... this.
13632 (stack_protect_test): Use cbranchcc4.
13634 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13636 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13637 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13638 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13639 from operands[0] or operands[3] depending on is_set.
13640 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13641 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13642 cmpdf, bCC), sCC: Remove.
13643 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13644 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13646 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13647 spu_emit_branch_or_set.
13649 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13651 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13652 xstormy16_compare_op1): Delete.
13653 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13654 xstormy16_compare_op1): Delete.
13655 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13657 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13658 (cmphi, cmpsi, bCC): Remove.
13660 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13661 (*cmpsi): ... this one.
13662 (cbranchsi4, cstoresi4): New.
13663 (bCC expanders): Delete.
13664 (sCC insns): Fold into...
13665 (*setcc): ... this one.
13666 (casesi): Do not use gen_cmpsi and gen_bgtu.
13667 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13668 (movsicc): Simplify.
13669 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13671 * config/vax/vax-protos.h (cond_name): New.
13672 (vax_output_conditional_branch): Remove.
13673 * config/vax/vax.c (cond_name): New.
13674 (vax_output_conditional_branch): Remove.
13675 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13676 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13677 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13678 (bit<VAXint>): Wrap source with (compare).
13679 (b<code> and following unnamed pattern): Rename to *branch and
13680 *branch_reversed. Change macroization to match_operator.
13681 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13683 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13684 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13685 Change last argument to machine_mode.
13686 (xtensa_expand_scc): Add machine_mode argument.
13687 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13688 (gen_conditional_move, xtensa_expand_conditional_branch,
13689 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13690 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13691 Adjust operand numbers.
13692 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13694 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13695 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13696 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13698 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13700 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13701 causes spurious differences between trunk and cond-optab branch.
13703 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13706 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13708 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13710 * tree.c (iterative_hash_pointer): Delete.
13711 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13712 Hash UIDs and versions of SSA names. Don't special-case built-in
13713 function declarations.
13715 2009-05-11 Ian Lance Taylor <iant@google.com>
13718 * graphite.c: Force -Wc++-compat to only be a warning before
13719 #including "cloog/cloog.h".
13721 2009-05-11 Martin Jambor <mjambor@suse.cz>
13723 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13725 2009-05-11 Jan Hubicka <jh@suse.cz>
13727 * tree-ssa-loop-ivcanon.c: Include target.h
13728 (struct loop_size): new structure.
13729 (constant_after_peeling): New predicate.
13730 (tree_estimate_loop_size): New function.
13731 (estimated_unrolled_size): Rewrite for new estimates.
13732 (try_unroll_loop_completely): Use new estimates.
13733 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13735 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13737 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13738 libcpp interface change.
13739 (spu_macro_to_expand): Likewise.
13741 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13743 PR tree-optimization/40026
13744 * gimplify.c (gimplify_init_constructor): Change initial conditional
13745 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13746 optimize_compound_literals_in_ctor.
13748 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13750 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13752 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13754 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13756 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13757 HOST_WIDE_INT for gap.
13759 2009-05-11 Ira Rosen <irar@il.ibm.com>
13761 PR tree-optimization/40074
13762 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13763 account in group size and step comparison.
13765 2009-05-11 Richard Guenther <rguenther@suse.de>
13767 * passes.c (init_optimization_passes): Strip now incorrect comment.
13768 (execute_function_todo): Do not set PROP_alias.
13769 * tree-pass.h (PROP_alias): Remove.
13770 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13771 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13772 * tree-nrv.c (pass_return_slot): Likewise.
13773 * tree-object-size.c (pass_object_sizes): Likewise.
13774 * tree-ssa-dom.c (pass_dominator): Likewise.
13775 (pass_phi_only_cprop): Likewise.
13776 * tree-ssa-dse.c (pass_dse): Likewise.
13777 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13778 (pass_cselim): Likewise.
13779 * tree-ssa-pre.c (pass_pre): Likewise.
13780 (pass_fre): Likewise.
13781 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13782 * tree-ssa-sink.c (pass_sink_code): Likewise.
13783 * tree-stdarg.c (pass_stdarg): Likewise.
13784 * tree-tailcall.c (pass_tail_calls): Likewise.
13785 * tree-vrp.c (pass_vrp): Likewise.
13787 2009-05-10 Ian Lance Taylor <iant@google.com>
13789 * basic-block.h (enum profile_status): Break out of struct
13790 control_flow_graph.
13791 * cgraph.h (struct inline_summary): Break out of struct
13793 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13794 of struct cgraph_order_sort.
13795 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13796 * cse.c (struct branch_path): Break out of struct
13797 cse_basic_block_data.
13798 * except.h (enum eh_region_type): Break out of struct eh_region.
13799 * gcc.c (enum add_del): Break out of struct modify_target.
13800 * genrecog.c (enum decision_type): Break out of struct decision_test.
13801 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13803 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13804 * regmove.c (enum match_use): New enum, broken out of struct match.
13805 * sched-int.h (enum post_call_group): New enum, broken out of
13807 (struct deps_reg): Break out of struct deps.
13808 * target.h (struct asm_int_op): Break out of struct gcc_target.
13809 * tree-eh.c (struct goto_queue_node): Break out of struct
13811 * tree-inline.h (enum copy_body_cge_which): Break out of
13813 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13815 * c-decl.c (in_struct, struct_types): New static variables.
13816 (pushtag): Add loc parameter. Change all callers.
13817 (lookup_tag): Add ploc parameter. Change all callers.
13818 (check_compound_literal_type): New function.
13819 (parser_xref_tag): Add loc parameter. Change all callers. If
13820 -Wc++-compat, warn about struct/union/enum types defined within a
13822 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13823 and loc parameters. Change all callers. Change error calls to
13824 error_at, using loc. For a redefinition, if the location of the
13825 original definition is known, report it. Set in_struct and
13826 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13827 (finish_struct): Add new parameters enclosing_in_struct and
13828 enclosing_struct_types. Change all callers. Set
13829 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13830 in the struct. If in a struct, add this struct to struct_types.
13831 (start_enum): Add loc parameter. Change all callers. Use
13832 error_at for errors, using loc. For a redefinition, if the
13833 location of the original definition is known, report it. If in a
13834 struct, add this enum type to struct_types. If -Wc++-compat warn
13835 if in sizeof, typeof, or alignof.
13836 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13837 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13838 (c_parser_enum_specifier): Get enum location for start_enum.
13839 (c_parser_struct_or_union_specifier): Get struct location for
13840 start_struct. Save in_struct and struct_types status between
13841 start_struct and finish_struct.
13842 (c_parser_cast_expression): Get location of cast.
13843 (c_parser_alignof_expression): Get location of type.
13844 (c_parser_postfix_expression): Likewise.
13845 (c_parser_postfix_expression_after_paren_type): Add type_loc
13846 parameter. Change all callers. Call check_compound_literal_type.
13847 Use type_loc for error about variable size type.
13848 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13849 of an enum constant from an enum type defined in a struct or union.
13850 (c_cast_expr): Add loc parameter. Change all callers. If
13851 -Wc++-compat, warn about defining a type in a cast.
13852 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13853 (start_enum, start_struct, finish_struct): Update declarations.
13854 (parser_xref_tag, c_cast_expr): Update declarations.
13855 (check_compound_literal_type): Declare.
13857 2009-05-11 Ben Elliston <bje@au.ibm.com>
13859 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13860 for recent libcpp interface change.
13861 (rs6000_macro_to_expand): Likewise.
13863 2009-05-10 Michael Matz <matz@suse.de>
13866 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13867 not at entry of function.
13869 2009-05-10 Richard Guenther <rguenther@suse.de>
13871 PR tree-optimization/40081
13873 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13874 using the main variant of the element type. Do not fiddle with
13875 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13877 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13878 structs with volatile fields.
13880 2009-05-10 Jan Hubicka <jh@suse.cz>
13882 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13883 (estimate_move_cost): Assert that it does not get called for
13885 (estimate_num_insns): Skip VOID types in argument handling.
13886 (optimize_inline_calls): Delete unreachable blocks and verify that
13887 callgraph is valid.
13889 2009-05-10 Jan Hubicka <jh@suse.cz>
13891 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13892 * cgraph.c (cgraph_mark_address_taken_node): New function.
13893 (dump_cgraph_node): Dump new flag.
13894 * cgraph.h (struct cgraph_node): Add address_taken.
13895 (cgraph_mark_address_taken_node): New function.
13896 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13897 since new direct calls can be born.
13899 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13901 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13902 tok->val.node.node.
13904 2009-05-10 Jan Hubicka <jh@suse.cz>
13906 PR middle-end/40084
13907 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13909 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13910 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13911 * tree-inline.c (copy_bb): Set frequency correctly.
13912 (fold_marked_statements): Update call to
13913 cgraph_update_edges_for_call_stmt.
13915 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13917 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
13918 identifiers in diagnostics.
13919 * config/arm/arm.c (arm_handle_fndecl_attribute,
13920 arm_handle_isr_attribute): Likewise.
13921 * config/avr/avr.c (avr_handle_progmem_attribute,
13922 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
13923 * config/bfin/bfin.c (handle_int_attribute,
13924 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
13925 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
13926 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
13928 * config/darwin.c (darwin_handle_kext_attribute,
13929 darwin_handle_weak_import_attribute): Likewise.
13930 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
13931 h8300_handle_eightbit_data_attribute,
13932 h8300_handle_tiny_data_attribute): Likewise.
13933 * config/i386/i386.c (ix86_handle_cconv_attribute,
13934 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
13935 * config/i386/winnt.c (ix86_handle_shared_attribute,
13936 ix86_handle_selectany_attribute): Likewise.
13937 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
13938 * config/m32c/m32c.c (function_vector_handler): Likewise.
13939 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
13940 m68hc11_handle_fntype_attribute): Likewise.
13941 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
13942 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
13943 * config/mips/mips.c (mips_insert_attributes,
13944 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
13945 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
13946 rs6000_handle_struct_attribute): Likewise.
13947 * config/sh/sh.c (sh_insert_attributes,
13948 sh_handle_resbank_handler_attribute,
13949 sh_handle_interrupt_handler_attribute,
13950 sh2a_handle_function_vector_handler_attribute,
13951 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
13953 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
13954 * config/spu/spu.c (spu_handle_fndecl_attribute,
13955 spu_handle_vector_attribute): Likewise.
13956 * config/stormy16/stormy16.c
13957 (xstormy16_handle_interrupt_attribute): Likewise.
13958 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
13959 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
13961 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13963 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
13964 (pp_translate_identifiers): New.
13965 (pp_identifier): Only conditionally translate identifier to locale
13967 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
13968 (pp_base_tree_identifier): Only conditionally translate identifier
13969 to locale character set.
13970 * c-pretty-print.c (M_): Define.
13971 (pp_c_type_specifier, pp_c_primary_expression): Mark English
13972 fragments for conditional translation with M_.
13973 * tree-pretty-print.c (maybe_init_pretty_print): Disable
13974 identifier translation.
13976 2009-05-10 Richard Guenther <rguenther@suse.de>
13978 PR tree-optimization/40081
13979 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13980 using the main variant of the element type. Do not fiddle with
13981 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13983 2009-05-09 Jan Hubicka <jh@suse.cz>
13985 PR middle-end/40080
13986 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
13987 indirect calls; verify cgraph afterwards.
13989 2009-05-09 Jan Hubicka <jh@suse.cz>
13992 * ipa.c (update_inlined_to_pointer): New function.
13993 (cgraph_remove_unreachable_nodes): Use it.
13995 2009-05-09 Jan Hubicka <jh@suse.cz>
13997 * tree-eh.c (struct leh_state): Remove prev_try.
13998 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
13999 not track prev_try.
14000 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14001 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14002 remove_eh_handler_and_replace, foreach_reachable_handler,
14003 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14004 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14005 (gen_eh_region_cleanup): Update prototype.
14007 2009-05-09 Jan Hubicka <jh@suse.cz>
14009 PR middle-end/40043
14010 * except.c (copy_eh_region): Always set prev_try.
14011 (redirect_eh_edge_to_label): Find outer try.
14012 (foreach_reachable_handler): When looking for prev try
14013 handle case where previous try is not going to be taken.
14015 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14017 PR tree-optimization/40049
14018 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14019 only vector/vector shifts, convert the type of the constant to the
14020 appropriate type to avoid building incorrect trees, which
14021 eventually have problems with garbage collection.
14023 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14025 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14026 -1 for complex floating-point types if honoring signed zeros.
14028 2009-05-08 Jan Hubicka <jh@suse.cz>
14030 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14031 argument; handle correctly when profile is absent.
14032 (build_cgraph_edges): Update.
14033 (rebuild_cgraph_edges): Update.
14034 * cgraph.c: Do not include varray.h.
14035 (cgraph_set_call_stmt_including_clones): New function.
14036 (cgraph_create_edge_including_clones): Likewise
14037 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14038 (cgraph_update_edges_for_call_stmt): Handle clones.
14039 (cgraph_remove_node): Handle clone tree.
14040 (cgraph_remove_node_and_inline_clones): New function.
14041 (dump_cgraph_node): Dump clone tree.
14042 (cgraph_clone_node): Handle clone tree.
14043 (clone_function_name): Bring here from tree-inline.c.
14044 (cgraph_create_virtual_clone): New function.
14045 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14046 (cgraph_clone_info): New function.
14047 (strut cgraph_node): Add clone_info and new clone tree pointers.
14048 (cgraph_remove_node_and_inline_clones,
14049 cgraph_set_call_stmt_including_clones,
14050 cgraph_create_edge_including_clones,
14051 cgraph_create_virtual_clone): Declare.
14052 (cgraph_function_versioning): Use VEC argument.
14053 (compute_call_stmt_bb_frequency): Update prototype.
14054 (cgraph_materialize_all_clones): New function.
14055 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14056 (ipcp_create_replace_map): Update to VECtors.
14057 (ipcp_update_callgraph): Use virtual clones.
14058 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14059 (ipcp_update_profiling): Do not update local profiling.
14060 (ipcp_insert_stage): Use VECtors and virtual clones.
14061 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14062 (clone_of_p): New function.
14063 (cgraph_preserve_function_body_p): Use clone tree.
14064 (cgraph_optimize): Materialize clones.
14065 (cgraph_function_versioning): Update for VECtors.
14066 (save_inline_function_body): Use clone tree.
14067 (cgraph_materialize_clone): New function.
14068 (cgraph_materialize_all_clones): Likewise.
14069 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14070 * ipa.c: Include gimple.h.
14071 (cgraph_remove_unreachable_nodes): Use clone tree.
14072 * ipa-prop.c (ipa_note_param_call): Update call to
14073 compute_call_stmt_bb_frequencycall.
14074 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14075 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14076 (copy_bb): Handle updating of clone tree; add new edge when new call
14078 (expand_call_inline): Be strict about every call having edge.
14079 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14080 (delete_unreachable_blocks_update_callgraph): New function.
14081 (tree_function_versioning): Use VECtors; always remove unreachable
14082 blocks and fold conditionals.
14083 * tree-inline.h: Do not include varray.h.
14084 (tree_function_versioning): Remove.
14085 * Makefile.in (GTFILES): Remove tree-inline.c
14086 * passes.c (do_per_function): Do only functions having body.
14087 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14090 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14091 Andrew Morrow <acm@google.com>
14094 * c-common.c (c_common_attribute_table): Permit deprecated
14095 attribute to take an optional argument.
14096 (handle_deprecated_attribute): If the optional argument to
14097 __attribute__((deprecated)) is not a string ignore the attribute
14098 and emit a warning.
14100 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14101 * c-typeck.c (build_component_ref): Likewise.
14102 (build_external_ref): Likewise.
14104 * toplev.c (warn_deprecated_use): Add an attribute argument.
14105 Emit the message associated with __attribute__((deprecated)).
14107 * toplev.h (warn_deprecated_use): Updated.
14109 * doc/extend.texi: Document new optional parameter to
14110 __attribute__((deprecated))
14112 2009-05-08 Michael Eager <eager@eagercon.com>
14114 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
14115 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
14117 2009-05-08 Richard Guenther <rguenther@suse.de>
14119 PR tree-optimization/40062
14120 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
14121 Avoid exponential behavior.
14123 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14125 PR rtl-optimization/33928
14127 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
14128 process_uses, build_single_def_use_links): New.
14129 (update_df): Update use_def_ref.
14130 (forward_propagate_into): Use get_def_for_use instead of use-def
14132 (fwprop_init): Call build_single_def_use_links and let it initialize
14134 (fwprop_done): Free use_def_ref.
14135 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14136 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14137 df_rd_simulate_one_insn): New.
14138 (df_rd_bb_local_compute_process_def): Update head comment.
14139 (df_chain_create_bb): Use the new RD simulation functions.
14140 * df.h (df_rd_simulate_artificial_defs_at_top,
14141 df_rd_simulate_one_insn): New.
14142 * opts.c (decode_options): Enable fwprop at -O1.
14143 * doc/invoke.texi (-fforward-propagate): Document this.
14145 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14148 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14149 and one complex operand specially.
14150 * tree-complex.c (some_nonzerop): Do not identify a real value as
14151 zero if flag_signed_zeros.
14153 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14155 PR rtl-optimization/33928
14156 * loop-invariant.c (record_use): Fix && vs. || mishap.
14158 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14160 PR rtl-optimization/33928
14161 * loop-invariant.c (struct use): Add addr_use_p.
14162 (struct def): Add n_addr_uses.
14163 (struct invariant): Add cheap_address.
14164 (create_new_invariant): Set cheap_address.
14165 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14166 (record_uses): Pass df_ref to record_use.
14167 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14170 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14172 * config/sh/sh.c: Do not include c-pragma.h.
14174 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14176 * config/spu/spu.c: Remove include of c-common.h.
14178 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14181 * c-common.h (mark_valid_location_for_stdc_pragma,
14182 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14183 clear_float_const_decimal64, float_const_decimal64_p): New.
14184 * c.opt (Wunsuffixed-float-constants): New.
14185 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14186 unsuffixed float constant, handle new warning.
14187 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14188 * c-decl.c (c_scope): New flag float_const_decimal64.
14189 (set_float_const_decimal64, clear_float_const_decimal64,
14190 float_const_decimal64_p): New.
14191 (push_scope): Set new flag.
14192 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14193 to use STDC pragmas.
14194 (c_parser_external_declaration): Ditto.
14195 (c_parser_compound_statement_nostart): Ditto.
14196 * c-pragma.c (valid_location_for_stdc_pragma,
14197 mark_valid_location_for_stdc_pragma,
14198 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14199 handle_pragma_float_const_decimal64): New.
14200 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14201 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14202 set_float_const_decimal64, clear_float_const_decimal64,
14203 float_const_decimal64_p): New dummy functions.
14204 * doc/extend.texi (Decimal Float): Remove statement that the
14205 pragma, and suffix for double constants, are not supported.
14206 * doc/invoke.texi (Warning Options): List new option.
14207 (-Wunsuffixed-float-constants): New.
14209 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14211 * config/i386/i386.c: Do not include c-common.h.
14213 2009-05-07 Mark Heffernan <meheff@google.com>
14215 * doc/invoke.texi (Debugging Options): Document change of debugging
14217 * opts.c (decode_options): Make dump_base_name relative to
14218 aux_base_name directory.
14220 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14222 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14223 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14225 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14227 * Makefile.in (install-plugin): Simplify a bit.
14229 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14231 * Makefile.in (OBJS-common): Add regcprop.o.
14233 * timevar.def (TV_CPROP_REGISTERS): New.
14234 * regrename.c (regrename_optimize): Return 0.
14235 (rest_of_handle_regrename): Delete.
14236 (pass_rename_registers): Point to regrename_optimize.
14237 (struct value_data_entry, struct value_data,
14238 kill_value_one_regno, kill_value_regno, kill_value,
14239 set_value_regno, init_value_data, kill_clobbered_value,
14240 kill_set_value, kill_autoinc_value, copy_value,
14241 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14242 replace_oldest_value_reg, replace_oldest_value_addr,
14243 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14244 debug_value_data, validate_value_data): Move...
14245 * regcprop.c: ... here.
14246 (rest_of_handle_cprop): Delete.
14247 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14249 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14251 PR middle-end/40057
14252 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14253 GEN_INT for 1 << bitnum.
14254 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14255 build_int_cst_type.
14257 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14259 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14260 Remove wrong description of "nand" operation.
14262 2009-05-06 Richard Guenther <rguenther@suse.de>
14263 Adam Nemet <anemet@caviumnetworks.com>
14265 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14266 comment. Add that if LHS is not a gimple register, then RHS1 has
14267 to be a single object (GIMPLE_SINGLE_RHS).
14269 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14271 * expr.c (get_def_for_expr): Move it up in the file.
14272 (store_field): When expanding a bit-field store, look at the
14273 defining gimple stmt for the masking conversion.
14275 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14277 PR middle-end/39986
14278 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14279 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14280 32-bit memcpy into long.
14282 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14284 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14285 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14287 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14288 instead of appending DW_OP_deref*.
14290 2009-05-06 Michael Matz <matz@suse.de>
14292 PR middle-end/40021
14293 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14294 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14296 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14298 * Makefile.in (install-plugin): Fix srcdir handling.
14300 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14302 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14303 when processing for not_regs_needed bitmap.
14304 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14305 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14306 handling it for rhs.
14308 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14310 * config/i386/i386.md (unnamed inc/dec peephole): Use
14311 optimize_insn_for_size_p instead of optimize_size.
14312 * config/i386/predicates.md (incdec_operand): Likewise.
14313 (aligned_operand): Likewise.
14314 * config/i386/sse.md (divv8sf3): Likewise.
14315 (sqrtv8sf2): Likewise.
14317 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14319 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14321 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14323 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14325 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14326 ssemodesuffixf2c with avxmodesuffixf2c.
14328 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14331 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14333 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14335 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14336 (struct tree_base): Adjust spacing for 8 bit boundaries.
14337 (struct tree_decl_common): Add decl_by_reference_flag bit.
14338 (DECL_BY_REFERENCE): Adjust.
14339 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14340 print DECL_BY_REFERENCE bit.
14341 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14342 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14343 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14344 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14347 PR middle-end/39666
14348 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14349 range of the type, but default label is missing, add it with one
14350 of the existing labels instead of adding a new label for it.
14352 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14356 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14358 * Makefile.in (enable_plugin, plugin_includedir): New.
14359 (install): Depend on install-plugin.
14360 (PLUGIN_HEADERS): New.
14361 (install-plugin): New.
14362 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14364 2009-05-05 Richard Guenther <rguenther@suse.de>
14366 PR tree-optimization/40022
14367 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14369 (phivn_valid_p): Fix tuplification error, simplify.
14370 (phiprop_insert_phi): Add dumps.
14371 (propagate_with_phi): Simplify.
14373 2009-05-05 Richard Guenther <rguenther@suse.de>
14375 PR middle-end/40023
14376 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14378 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14380 * tree.h (strip_float_extensions): Remove duplicate declaration.
14381 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14382 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14383 block_ultimate_origin): Rearrange the declarations line to match the
14384 comment that indicates the .c file which the functions are defined.
14385 (dwarf2out_*, set_decl_rtl): Add comment.
14386 (get_base_address): Adjust comment.
14387 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14388 declarations line and add comment.
14389 (is_builtin_name): Add blank after function name, for clarity.
14391 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14393 * attribs.c (decl_attributes): Use %qE for identifiers in
14395 * cgraphunit.c (verify_cgraph_node): Translate function names to
14396 locale character set in diagnostics.
14397 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14399 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14400 Document that functions are named in UTF-8.
14401 * expr.c (expand_expr_real_1): Translate function names to locale
14402 character set in diagnostics.
14403 * gimplify.c (omp_notice_variable, omp_is_private,
14404 gimplify_scan_omp_clauses): Use %qE for identifiers in
14406 * langhooks.c (lhd_print_error_function): Translate function names
14407 to locale character set.
14408 * langhooks.h (decl_printable_name): Document that return value is
14409 in internal character set.
14410 * stmt.c: Include pretty-print.h
14411 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14413 (resolve_operand_name_1): Translate named operand name to locale
14415 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14417 * toplev.c (announce_function): Translate function names to locale
14419 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14420 (default_tree_printer): Use pp_identifier or translate identifiers
14421 to locale character set. Mark "<anonymous>" for translation.
14422 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14423 for identifiers in diagnostics.
14424 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14426 * varasm.c (output_constructor): Use %qE for identifiers in
14429 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14431 * configure.ac: use ` ` instead of $()
14432 * configure: Regenerate.
14434 2009-05-05 Ben Elliston <bje@au.ibm.com>
14436 * config/pa/linux-atomic.c: Eliminate conditional include of
14437 errno.h on non-LP64 systems to simplify build requirements.
14439 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14441 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14443 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14444 and pass value to identifier_to_locale.
14445 (warn_variable_length_array): Make name a tree.
14446 (grokdeclarator): Separate diagnostic texts for named and unnamed
14447 declarators. Use %qE for named declarators.
14448 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14450 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14451 identifiers in diagnostics.
14452 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14453 identifier_to_locale. Mark "anonymous" strings for translation.
14455 2009-05-04 Michael Eager <eager@eagercon.com>
14457 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14458 address for DImode/DFmode only if double-precision FP regs.
14460 2009-05-04 Michael Eager <eager@eagercon.com>
14462 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14463 TARGET_SINGLE_FLOAT check.
14465 2009-05-04 Michael Eager <eager@eagercon.com>
14467 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14469 2009-05-04 Michael Eager <eager@eagercon.com>
14471 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14472 * config/rs6000/t-xilinx: New
14474 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14476 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14477 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14478 * gcc/explow.c (memory_address): Use target hook.
14479 * gcc/targhooks.c (default_legitimize_address): New.
14480 * gcc/targhooks.h (default_legitimize_address): New.
14481 * gcc/target.h (legitimize_address): New.
14482 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14483 (TARGET_INITIALIZER): Include it.
14484 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14486 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14487 * config/bfin/bfin.c (legitimize_address): Remove.
14488 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14489 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14491 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14492 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14494 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14495 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14496 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14497 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14498 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14499 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14500 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14501 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14502 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14503 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14504 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14505 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14506 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14507 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14508 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14509 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14510 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14511 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14512 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14513 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14514 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14515 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14516 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14518 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14519 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14520 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14521 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14522 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14523 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14524 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14525 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14526 (thumb_legitimize_address): Delete.
14527 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14528 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14529 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14530 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14531 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14532 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14534 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14537 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14538 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14539 * config/m32r/m32r.c (m32r_legitimize_address): New.
14540 * config/m68k/m68k.c (m68k_legitimize_address): New.
14541 * config/score/score.c (score_legitimize_address): Standardize.
14542 * config/score/score3.c (score3_legitimize_address): Standardize.
14543 * config/score/score3.h (score3_legitimize_address): Adjust.
14544 * config/score/score7.c (score7_legitimize_address): Standardize.
14545 * config/score/score7.h (score7_legitimize_address): Adjust.
14546 * config/sh/sh.c (sh_legitimize_address): New.
14547 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14549 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14550 (s390_legitimize_address): ... this.
14551 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14552 (sparc_legitimize_address): ... this.
14553 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14554 (ix86_legitimize_address): ... this.
14555 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14556 (avr_legitimize_address): ... this.
14557 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14558 (mn10300_legitimize_address): ... this.
14559 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14560 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14561 (alpha_expand_mov): Adjust call.
14563 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14564 * config/spu/spu.c (spu_legitimize_address): Likewise.
14565 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14566 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14568 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14570 * intl.c (locale_encoding, locale_utf8): New.
14571 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14572 * intl.h (locale_encoding, locale_utf8): Declare.
14573 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14574 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14576 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14578 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14579 (pp_base_tree_identifier): Declare as function.
14580 (identifier_to_locale): Declare.
14581 * Makefile.in (pretty-print.o): Update dependencies.
14582 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14584 2009-05-04 Richard Guenther <rguenther@suse.de>
14586 PR middle-end/40015
14587 * builtins.c (fold_builtin_memory_op): Do not decay to element
14588 type if the size matches the whole array.
14590 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14592 * expmed.c (synth_mult): When trying out a shift, pass the result
14595 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14597 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14598 (shiftsub1_cost): New.
14599 (init_expmed): Compute shiftsub1_cost.
14600 (synth_mult): Optimize multiplications by constants of the form
14601 -(2^^m-1) for some constant positive integer m.
14603 2009-05-03 Richard Guenther <rguenther@suse.de>
14606 * c-typeck.c (array_to_pointer_conversion): Do not built
14607 ADDR_EXPRs of arrays of pointer-to-element type.
14608 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14609 up wrong ADDR_EXPRs after-the-fact.
14610 * c-common.c (strict_aliasing_warning): Strip pointer
14611 conversions for obtaining the original type.
14612 * builtins.c (fold_builtin_memset): Handle array types.
14613 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14616 2009-05-03 Richard Guenther <rguenther@suse.de>
14618 PR middle-end/23329
14619 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14620 Do not lose casts from array types with unknown extent to array
14621 types with known extent.
14622 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14623 alias set compatibility.
14625 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14627 * flags.h (extra_warnings): Delete.
14628 * toplev.c (process_options): Handle Wuninitialized here.
14629 * opts.c (extra_warnings): Delete.
14630 (set_Wextra): Delete.
14631 (common_handle_option): -Wextra can be handled automatically.
14632 * c-opts.c (c_common_handle_option): Delete obsolete code.
14633 (c_common_post_options): Simplify comment.
14634 * common.opt (W): Add Var.
14636 (Wuninitialized): Initialize to -1.
14638 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14639 Richard Guenther <rguenther@suse.de>
14641 * expr.c (get_def_for_expr): New function.
14642 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14643 SSA rather than trees.
14644 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14645 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14647 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14649 * c-common.c (reswords): Add _Imaginary.
14650 * c-common.c (enum rid): Add RID_IMAGINARY.
14652 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14654 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14655 Patch by Richard Guenther.
14657 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14659 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14660 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14661 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14662 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14663 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14664 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14665 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14666 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14667 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14668 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14669 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14670 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14671 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14672 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14673 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14674 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14675 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14676 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14678 2009-05-02 Richard Guenther <rguenther@suse.de>
14680 PR tree-optimization/39940
14681 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14684 2009-05-02 Richard Guenther <rguenther@suse.de>
14686 PR middle-end/40001
14687 * tree-ssa.c (execute_update_addresses_taken): Properly check
14688 if we can mark a variable DECL_GIMPLE_REG_P.
14689 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14690 back to the end of the function.
14691 (is_gimple_reg_type): Remove complex type special casing.
14692 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14695 2009-05-02 Ben Elliston <bje@au.ibm.com>
14697 * doc/collect2.texi (Collect2): Document search path behaviour
14698 when configured with --with-ld.
14700 2009-05-02 Jan Hubicka <jh@suse.cz>
14702 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14703 parameter; update callers.
14704 (coalesce_cost_edge): EH edges are costier because they needs
14705 splitting even if not critical and even more costier when there are
14706 multiple EH predecestors.
14708 2009-05-02 Jan Hubicka <jh@suse.cz>
14710 * except.c (remove_eh_handler_and_replace): Handle updating after
14711 removing TRY blocks.
14713 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14715 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14717 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14719 * varasm.c: Do not include c-pragma.h.
14720 * attribs.c: Do not incude c-common.h.
14722 2009-05-01 Michael Matz <matz@suse.de>
14724 * calls.c (initialize_argument_information): Handle SSA names like
14725 decls with a non MEM_P DECL_RTL.
14727 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14729 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14730 * ipa-utils.c: Likewise.
14731 * ipa-type-escape.c: Likewise.
14732 * cgraphunit.c Do not include c-common.h.
14733 * ipa-pure-const.c: Likewise.
14734 * tree-if-conv.c: Likewise.
14735 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14736 * ipa-struct-reorg.c: Likewise.
14737 * tree-nomudflap.c: Likewise.
14738 * tree-ssa-structalias.c: Likewise.
14740 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14742 * store-motion.c: Many cleanups to make this pass a first-class
14743 citizen instead of an appendix to gcse load motion. Add TODO list
14744 to make this pass faster/cleaner/better.
14746 (struct ls_expr): Post gcse.c-split cleanups.
14747 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14748 "stores" field to "avail_stores".
14749 (pre_ldst_mems): Rename to store_motion_mems.
14750 (pre_ldst_table): Rename to store_motion_mems_table.
14751 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14752 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14753 (ldst_entry): Rename to st_expr_entry, update users.
14754 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14755 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14756 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14758 (first_ls_expr): Rename to first_st_expr, update users.
14759 (next_ls_expr): Rename to next_st_expr, update users.
14760 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14761 fields properly for store motion instead of names inherited from load
14763 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14764 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14767 (ae_kill): Rename to st_kill, update users.
14768 (ae_gen): Rename to st_avloc, update users.
14769 (transp): Rename to st_transp, update users.
14770 (pre_insert_map): Rename to st_insert_map, update users.
14771 (pre_delete_map): Rename to st_delete_map, update users.
14772 (insert_store, build_store_vectors, free_store_memory,
14773 one_store_motion_pass): Update for abovementioned changes.
14775 (gcse_subst_count, gcse_create_count): Remove.
14776 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14777 and "n_stores_created", local variables.
14779 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14782 (regvec, compute_store_table_current_insn): Remove.
14783 (reg_set_info, reg_clear_last_set): Remove.
14784 (compute_store_table): Use DF caches instead of local dataflow
14787 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14789 * c-objc-common.c (c_tree_printer): Print identifiers with
14790 pp_identifier, not pp_string. Mark "({anonymous})" for
14792 * c-pretty-print.c (pp_c_ws_string): New.
14793 (pp_c_cv_qualifier, pp_c_type_specifier,
14794 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14795 pp_c_storage_class_specifier, pp_c_function_specifier,
14796 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14797 pp_c_primary_expression, pp_c_postfix_expression,
14798 pp_c_unary_expression, pp_c_shift_expression,
14799 pp_c_relational_expression, pp_c_equality_expression,
14800 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14801 use pp_string and pp_c_ws_string in place of pp_identifier and
14802 pp_c_identifier for non-identifiers. Mark English strings for
14804 * c-pretty-print.h (pp_c_ws_string): Declare.
14806 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14807 Roland McGrath <roland@redhat.com>
14809 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14810 (ENABLE_LD_BUILDID): New configuration option.
14811 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14812 (LINK_BUILDID_SPEC): New macro.
14813 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14815 * doc/install.texi: Document --enable-linker-build-id option.
14816 * configure: Rebuild.
14817 * config.in: Rebuild.
14819 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14821 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14822 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14823 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14824 MIPS_GP_SAVE_AREA_SIZE.
14825 * config/mips/mips.c (struct mips_frame_info): Update comment
14826 before arg_pointer_offset and hard_frame_pointer_offset.
14827 (mips_compute_frame_info): Update diagram before function: to
14828 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14829 indicate the position of frame_pointer_rtx with -fstack-protector and
14830 to show args_size. Don't allocate cprestore area for leaf functions
14831 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14833 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14835 2009-04-30 Michael Matz <matz@suse.de>
14837 PR tree-optimization/39955
14838 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14840 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14842 * ira.c (setup_cover_and_important_classes): Use safe macro
14843 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14845 * genpreds.c (write_tm_preds_h): Output suitable definition of
14846 REG_CLASS_FOR_CONSTRAINT.
14848 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14850 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14852 * bitmap.c (bitmap_descriptor): Likewise.
14853 * ggc-common.c (loc_descriptor): Likewise.
14854 * varray.c (varray_descriptor): Likewise.
14855 * vec.c (vec_descriptor): Likewise.
14857 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14859 * Makefile.in (dce.o): Add $(EXCEPT_H).
14860 * dce.c: Include except.h and delete redundant vector definitions.
14861 (deletable_insn_p): Return false for non-call insns that can throw
14864 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14866 * gcse.c (ae_gen): Remove.
14867 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14868 and make non-static function to make it available in store-motion.c.
14869 Update call sites with search-and-replace.
14870 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14871 extract_mentioned_regs, extract_mentioned_regs_helper,
14872 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14873 store_killed_in_insn, store_killed_after, store_killed_before,
14874 build_store_vectors, insert_insn_start_basic_block, insert-store,
14875 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14876 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14877 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14878 * store-motion.c: ...new file. Also copy data structures from gcse.c
14879 and clean up to remove parts not used by store motion.
14880 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14881 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14883 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14886 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14887 when optimizing for size.
14889 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14891 * gcse.c (gcse_constant_p): Fix typo in last change.
14893 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14895 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14897 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14899 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14901 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14903 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14904 CONST_HIGH_PART result.
14906 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14908 * config/avr/avr.c (initial_elimination_offset): Rename to
14909 avr_initial_elimination_offset.
14910 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14911 change return type to bool.
14912 (avr_can_eliminate): New function.
14913 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14914 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14915 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
14916 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
14917 avr_initial_elimination_offset.
14918 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14919 (avr_initial_elimination_offset): Define.
14921 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
14922 Steven Bosscher <steven@gcc.gnu.org>
14924 PR rtl-optimization/39938
14925 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
14926 * cfgrtl.c: Include insn-attr.h.
14927 (rest_of_pass_free_cfg): New function.
14928 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
14929 * resource.c (init_resource_info): Remove call to df_analyze.
14931 2009-04-29 Richard Guenther <rguenther@suse.de>
14934 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
14935 allow conversion to signed integers.
14937 2009-04-29 Richard Guenther <rguenther@suse.de>
14939 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
14940 shifts of floating point vectors if the shift amount is
14941 a constant multiple of the element size.
14943 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
14944 Michael Matz <matz@suse.de>
14946 PR middle-end/39927
14948 * tree-outof-ssa.c (emit_partition_copy): New function.
14949 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
14950 insert_part_to_rtx_on_edge): Perform the partition base var
14951 copy using emit_partition_copy.
14952 (insert_value_copy_on_edge): Convert constants to the right mode.
14953 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
14954 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
14956 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14958 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
14959 scan backwards to try to find a constant to initialize it.
14961 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
14962 insn before the loop_end instruction, don't look past labels.
14964 2009-04-29 Richard Guenther <rguenther@suse.de>
14966 PR middle-end/39937
14967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
14968 loose type conversions.
14969 (forward_propagate_addr_expr): Fix tuplification bug. Remove
14970 stmts only if there are no uses of its definition.
14972 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
14974 * config/bfin/bfin.h (splitting_loops): Declare.
14975 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
14976 Reorder bit definitions to be ascending.
14977 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
14978 * config/bfin/bfin.c (splitting_loops): New variable.
14979 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
14980 (struct loop_info): Remove members INIT and LOOP_INIT.
14981 (bfin_optimize_loop): Don't set them. Reorder the code that generates
14982 the LSETUP sequence. Allow LC to be loaded from any register, but
14983 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
14984 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
14986 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
14987 of reload_completed.
14990 * config/bfin/bfin.md (movsi_insn): Refine constraints.
14992 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
14994 * Makefile.in (PLUGIN_VERSION_H): New.
14995 (OBJS-common): Remove plugin-version.o.
14996 (plugin.o): Depend on (PLUGIN_VERSION_H).
14997 (plugin-version.o): Remove.
14998 * configure: Regenerate
14999 * configure.ac: Create plugin-version.h.
15000 * gcc-plugin.h (plugin_gcc_version): Remove.
15001 (plugin_default_version_check): Change signature.
15002 * plugin-version.c: Remove.
15003 * plugin.c: Include plugin-version.h.
15004 (str_plugin_gcc_version_name): Remove.
15005 (try_init_one_plugin): Pass gcc version to plugin_init.
15006 (plugin_default_version_check): Both gcc and plugin versions are now
15009 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15011 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15012 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15013 Remove special case testing for last insn of inner loops. Don't fail
15014 if the loop ends with a jump, emit an extra nop instead.
15016 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15017 DREGS rather than comparing directly. Remove code that tries to
15018 account for latencies.
15020 2009-04-29 Richard Guenther <rguenther@suse.de>
15022 PR tree-optimization/39941
15023 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15024 eliminating an indirect call.
15026 2009-04-29 Richard Guenther <rguenther@suse.de>
15028 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15029 parameter. Allow invariants as base if !require_lvalue.
15030 (verify_gimple_assign_single): Adjust.
15032 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15034 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15035 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15036 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15037 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15038 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15040 * config/bfin/bfin.c (bfin_expand_builtin,
15041 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15043 2009-04-28 Richard Guenther <rguenther@suse.de>
15045 * tree-vect-loop.c (get_initial_def_for_induction): Use
15046 correct types for pointer increment.
15048 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15050 * toplev.c (print_version): Update GMP version string calculation.
15052 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15054 PR rtl-optimization/39938
15055 * resource.c (init_resource_info): Add call to df_analyze.
15057 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15059 * config/alpha/alpha.md (usegp): Cast the result of
15060 alpha_find_lo_sum_using_gp to enum attr_usegp.
15061 * config/alpha/alpha.c (override_options): Remove end-of-structure
15062 marker element from cpu_table. Use array size of cpu_table to handle
15063 -mcpu and -mtune options.
15064 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15066 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15068 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15069 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15070 tune_32 and tune_64.
15071 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15072 support on PowerPC.
15073 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15074 * config/rs6000/option-defaults.h: ... here. New file.
15075 (OPT_64, OPT_32): Define.
15076 (MASK_64BIT): Define to 0 if not already defined.
15077 (OPT_ARCH64, OPT_ARCH32): Define.
15078 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15081 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15083 * config/arm/arm.c (arm_override_options): Emit error on using
15086 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15088 PR rtl-optimization/39914
15089 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15090 registers for allocnos created from user-defined variables only
15091 when not optimizing.
15093 2009-04-28 Richard Guenther <rguenther@suse.de>
15095 PR middle-end/39937
15096 * fold-const.c (fold_binary): Use distribute_real_division only
15099 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15101 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15102 add hpux-stdint.h to tm_file.
15103 (hppa[12]*-*-hpux11*): Ditto.
15104 (ia64*-*-hpux*): Ditto.
15105 * config/hpux-stdint.h: New.
15106 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15107 __STDC_EXT__ for all compiles.
15108 * config/pa/pa-hpux.h: Ditto.
15109 * config/pa/pa-hpux10.h: Ditto.
15110 * config/pa/pa-hpux11.h: Ditto.
15112 2009-04-28 Catherine Moore <clm@codesourcery.com>
15114 * debug.h (set_name): Add comment.
15116 2009-04-28 Andrew Pinski <pinskia@gmail.com>
15119 * config/darwin.c (machopic_gen_offset): Check
15120 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
15121 * config/arm/arm.c (require_pic_register): Likewise.
15123 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
15125 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
15126 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
15127 m32c_promote_prototypes): Delete.
15129 2009-04-28 Michael Matz <matz@suse.de>
15131 PR middle-end/39922
15132 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15135 2009-04-28 Richard Guenther <rguenther@suse.de>
15137 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15139 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15141 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15142 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15143 * config/arm/arm-tune.md: Regenerate.
15145 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15147 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15148 block if there are complex incoming edges.
15149 (sel_merge_blocks): Remove useless assert.
15150 (sel_redirect_edge_and_branch): Check that edge was redirected.
15151 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15152 (sel_find_rgns): Delete declaration.
15153 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15154 the region when it is not a preheader.
15156 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15159 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15161 2009-04-28 Richard Guenther <rguenther@suse.de>
15163 * tree.h (SSA_NAME_VALUE): Remove.
15164 (struct tree_ssa_name): Remove value_handle member.
15165 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15166 array for jump threading.
15167 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15169 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15170 * tree-flow.h (threadedge_initialize_values): Declare.
15171 (threadedge_finalize_values): Likewise.
15172 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15173 (SSA_NAME_VALUE): Define.
15174 (threadedge_initialize_values): New function.
15175 (threadedge_finalize_values): Likewise.
15176 * tree-ssa-dom.c (ssa_name_values): New global variable.
15177 (SSA_NAME_VALUE): Define.
15178 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15180 2009-04-28 Ira Rosen <irar@il.ibm.com>
15182 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15183 Use REPORT_VECTORIZED_LOCATIONS instead
15184 REPORT_VECTORIZED_LOOPS.
15185 * tree-vectorizer.c (vect_verbosity_level): Make static.
15186 (vect_loop_location): Rename to vect_location.
15187 (vect_set_verbosity_level): Update comment.
15188 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15190 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15191 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15192 instead REPORT_UNVECTORIZED_LOOPS.
15193 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15194 and vect_loop_def to vect_external_def and vect_internal_def.
15195 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15196 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15197 REPORT_UNVECTORIZED_LOCATIONS.
15198 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15199 and vect_used_in_loop and to vect_unused_in_scope and
15200 vect_used_in_scope.
15201 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15202 (vect_verbosity_level): Remove declaration.
15203 (vect_analyze_operations): Likewise.
15204 (vect_analyze_stmt): Declare.
15205 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15206 REPORT_UNVECTORIZED_LOCATIONS.
15207 (vect_get_loop_niters): Fix indentation.
15208 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15209 (vect_analyze_loop_operations): New function.
15210 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15211 vect_analyze_operations.
15212 (vect_is_simple_reduction): Use new names.
15213 (vectorizable_live_operation, vect_transform_loop): Likewise.
15214 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15215 to specify whether the data references can be a part of interleaving
15217 (vect_analyze_data_ref_dependence): Use new names.
15218 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15219 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15220 * tree-vect-patterns.c (widened_name_p): Use new names.
15221 (vect_recog_dot_prod_pattern): Likewise.
15222 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15223 (process_use, vect_mark_stmts_to_be_vectorized,
15224 vect_model_simple_cost, vect_model_store_cost,
15225 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15226 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15227 vectorizable_operation, vectorizable_type_demotion,
15228 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15229 vectorizable_condition): Likewise.
15230 (vect_analyze_operations): Split into vect_analyze_loop_operations
15232 (vect_analyze_stmt): ... new function.
15233 (new_stmt_vec_info): Use new names.
15234 (vect_is_simple_use): Use new names and fix comment.
15235 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15236 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15238 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15241 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15242 and integer modes for x87 operands. Do not ICE for unsupported size,
15243 generate error instead. Generate error for unsupported operand types.
15244 ['z']: Do not handle HImode memory operands specially. Warning
15245 for floating-point operands. Fallthru to 'Z' for unsupported operand
15246 types. Do not ICE for unsupported size, generate error instead.
15247 (output_387_binary_op): Use %Z to output operands.
15248 (output_fp_compare): Ditto.
15249 (output_387_reg_move): Ditto.
15251 2009-04-28 Ben Elliston <bje@au.ibm.com>
15256 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15258 * builtins.c (c_strlen): Do not warn here.
15259 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15260 * c-common.c (pointer_int_sum): Take an explicit location.
15261 Warn about offsets out of bounds.
15262 * c-common.h (pointer_int_sum): Adjust declaration.
15264 2009-04-27 Ian Lance Taylor <iant@google.com>
15266 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15268 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15269 * df-core.c (df_set_flags): Change return type to int. Change
15270 type of old_flags to int.
15271 (df_clear_flags): Likewise.
15272 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15273 (df_get_conditional_uses): Likewise.
15274 * df.h (df_set_flags, df_clear_flags): Update declarations.
15275 * dwarf2out.c (struct indirect_string_node): Change type of form
15276 field to enum dwarf_form.
15277 (AT_string_form): Change return type to enum dwarf_form.
15278 * fixed-value.c (fixed_compare): Add cast to enum type.
15279 * fwprop.c (update_df): Change 0 to VOIDmode.
15280 * gensupport.c: Change 0 to UNKNOWN.
15281 * gimple.h (gimple_cond_code): Add cast to enum type.
15282 * haifa-sched.c (reemit_notes): Add cast to enum type.
15283 * hooks.c (hook_int_void_no_regs): Remove function.
15284 * hooks.h (hook_int_void_no_regs): Remove declaration.
15285 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15286 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15287 * real.c (real_arithmetic): Add cast to enum type.
15288 (real_compare): Likewise.
15289 * target.h (struct gcc_target): Change return type of
15290 branch_target_register_class to enum reg_class.
15291 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15292 default_branch_target_register_class.
15293 * targhooks.c (default_branch_target_register_class): New function.
15294 * targhooks.h (default_branch_target_register_class): Declare.
15295 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15296 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15298 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15300 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15301 vect_uninitialized_def. Change 0 to ERROR_MARK.
15302 * tree-vect-stmts.c (supportable_widening_operation): Don't
15303 initialize icode1 and icode2.
15304 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15305 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15307 (cmn_err_flag_specs): Change 0 to STD_C89.
15308 (cmn_err_char_table): Likewise.
15309 * config/arm/arm.c (get_arm_condition_code): Change type of code
15310 to enum arm_cond_code.
15311 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15312 (IWMMXT_BUILTIN2): Likewise.
15313 (neon_builtin_type_bits): Don't define typedef.
15314 (neon_builtin_datum): Change type of bits field to int.
15315 (arm_expand_neon_args): Add cast to enum type.
15316 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15318 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15319 casts to enum type.
15320 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15322 * config/mips/mips.md (jal_macro): Return enum constant.
15323 (single_insn): Likewise.
15324 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15326 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15327 casts to enum type.
15328 * config/s390/s390.c (s390_tune_flags): Change type to int.
15329 (s390_arch_flags): Likewise.
15330 (s390_handle_arch_option): Change flags field of struct pta to int.
15331 * config/s390/s390.h (s390_tune_flags): Update declaration.
15332 (s390_arch_flags): Likewise.
15333 * config/sh/sh.c (prepare_move_operands): Compare
15334 tls_symbolic_operand result with enum constant.
15335 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15336 (sh_expand_prologue): Add cast to enum type.
15337 (sh_expand_epilogue): Likewise.
15338 (tls_symbolic_operand): Change return type to enum tls_model.
15339 (fpscr_set_from_mem): Add cast to enum type.
15340 (legitimize_pic_address): Compare tls_symbolic_operand result with
15342 (sh_target_reg_class): Change return type to enum reg_class.
15343 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15345 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15346 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15347 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15348 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15349 (delayed_branch, tls_call_delay): Likewise.
15350 (eligible_for_sibcall_delay): Likewise.
15351 (eligible_for_return_delay): Likewise.
15352 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15353 (spu_expand_builtin_1): Likewise.
15355 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15356 for all types of conversions.
15357 (output_init_element): Issue -Wc++-compat warning if needed when
15358 initializing a bitfield with enum type.
15359 * c-parser.c (c_parser_expression): Set original_type to
15360 original_type of right hand operand of comma operator.
15362 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15364 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15366 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15367 * doc/cpp.texi (Standard Predefined Macros)
15368 (Implementation-defined behavior): Likewise.
15369 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15370 * doc/gimple.texi (GIMPLE Exception Handling)
15371 (@code{GIMPLE_ASSIGN}): Likewise.
15372 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15373 * doc/invoke.texi (Warning Options, Optimize Options)
15374 (AVR Options, Darwin Options): Likewise.
15375 (Optimize Options): Reformulate -fwhole-program description.
15376 * doc/loop.texi (Lambda): Likewise.
15377 * doc/md.texi (Output Template, Define Constraints)
15378 (Standard Names, Insn Splitting): Likewise.
15379 * doc/options.texi (Option properties): Likewise.
15380 * doc/passes.texi (Tree-SSA passes): Likewise.
15381 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15382 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15383 (File Names and DBX): Likewise.
15384 * doc/trouble.texi (Incompatibilities): Likewise.
15386 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15388 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15389 instruction is correct.
15391 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15393 Allow non-constant arguments to conversion intrinsics.
15394 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15395 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15396 * spu.c (print_operand): Handle 'v' and 'w'.
15397 (exp2_immediate_p, spu_gen_exp2): Define.
15398 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15399 spu_convtf_1): Update parameter descriptions.
15400 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15401 * constraints.md ('v', 'w'): New.
15402 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15404 (i2f, I2F): New define_mode_attr.
15405 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15406 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15407 fixuns_truncv4sfv4si2): Update to use mode attribute.
15408 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15409 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15410 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15411 patterns for combine.
15413 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15415 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15416 (cprop, hoist, pre, store_motion): New debug counters.
15417 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15418 is not an RTL pass anymore.
15419 (pass_profiling): Remove extern decl for pass removed in 2005.
15420 (pass_gcse, pass_jump_bypass): Remove.
15421 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15422 to 0 for clean state.
15423 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15424 * cse.c (gate_handle_cse_after_global_opts,
15425 rest_of_handle_cse_after_global_opts): New functions.
15426 (pass_cse_after_global_opts): New pass, does local CSE.
15427 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15428 (TV_CPROP): New timevar.
15429 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15430 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15431 (gcse_main, recompute_all_luids): Remove.
15432 (compute_hash_table_work): Call max_reg_num instead of reading
15434 (cprop_jump): Don't set run_jump_opt_after_gcse.
15435 (constprop_register): Always allow to alter jumps.
15436 (cprop_insn): Likewise.
15437 (do_local_cprop): Likewise.
15438 (local_cprop_pass): Likewise. Return non-zero if something changed.
15439 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15440 (find_implicit_sets): Add note about missed optimization opportunity.
15441 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15442 pass_rtl_cprop execute function.
15443 Don't bother tracking the pass number, each pass gets its own dumpfile
15445 Always allow to alter jumpsand bypass jumps.
15446 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15447 will just find no suitable set.
15448 (pre_edge_insert): Fix dumping, this function is for PRE only.
15449 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15450 pass_rtl_pre execute function.
15451 (hoist_code): Return non-zero if something changed. Keep track of
15452 substitutions and insertions for statistics gathering similar to PRE.
15453 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15454 called from the pass_rtl_hoist execute function. Show pass statistics.
15455 (compute_store_table): Use max_reg_num directly instead of using the
15456 formerly global max_gcse_regno.
15457 (build_store_vectors): Likewise.
15458 (replace_store_insn): Fix dumping.
15459 (store_motion): Rename to ...
15460 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15461 pass, called from the pass_rtl_store_motion execute function. Keep
15462 track of substitutions and insertions for statistics gathering similar
15464 (bypass_jumps): Remove, fold interesting bits into ...
15465 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15466 from the pass_rtl_cprop execute function.
15467 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15468 pass_jump_bypass): Remove.
15469 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15470 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15471 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15472 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15473 (gate_rtl_store_motion, execute_rtl_store_motion,
15474 pass_rtl_store_motion): New.
15475 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15476 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15477 * passes.c (init_optimization_passes): Remove pass_gcse and
15478 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15479 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15480 instead of pass_jump_bypass.
15482 2009-04-27 Richard Guenther <rguenther@suse.de>
15484 PR middle-end/39928
15485 * gimplify.c (gimplify_expr): If we are required to create
15486 a temporary make sure it ends up as register.
15488 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15491 * config/i386/i386.c (construct_container): Don't call
15492 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15493 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15495 2009-04-27 Michael Matz <matz@suse.de>
15497 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15498 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15499 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15500 (dump_replaceable_exprs): Take a bitmap.
15501 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15503 (expand_gimple_basic_block): Likewise.
15504 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15505 replaceable_expressions member a bitmap.
15506 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15507 (mark_replaceable): Likewise.
15508 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15509 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15511 2009-04-27 Richard Guenther <rguenther@suse.de>
15513 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15514 (verify_stmts): Dispatch to gimple/type verification code.
15515 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15516 issue with call argument types.
15518 2009-04-27 Michael Matz <matz@suse.de>
15520 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15521 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15524 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15525 Eric Botcazou <ebotcazou@adacore.com>
15527 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15528 a label's basic block.
15529 (mark_target_live_regs): Tidy and rework obsolete comments.
15530 Change back DF problem to LIVE. If a label starts a basic block,
15531 assume that all registers that used to be live then still are.
15532 (init_resource_info): If a label starts a basic block, set its
15533 BLOCK_FOR_INSN accordingly.
15534 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15536 2009-04-27 Richard Guenther <rguenther@suse.de>
15538 * tree-flow-inline.h (function_ann): Remove.
15539 (get_function_ann): Likewise.
15540 * tree-dfa.c (create_function_ann): Remove.
15541 * tree-flow.h (struct static_var_ann_d): Remove.
15542 (struct function_ann_d): Likewise.
15543 (union tree_ann_d): Remove fdecl member.
15544 (function_ann_t): Remove.
15545 (function_ann, get_function_ann, create_function_ann): Remove
15548 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15550 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15552 2009-04-27 Jan Hubicka <jh@suse.cz>
15554 * ipa-pure-const.c (struct funct_state_d): New fields
15555 state_previously_known, looping_previously_known; remove
15556 state_set_in_source.
15557 (analyze_function): Use new fields.
15558 (propagate): Avoid assumption that state_set_in_source imply
15561 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15562 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15563 * cfgloop.h (finite_loop_p): Declare.
15565 2009-04-26 Michael Matz <matz@suse.de>
15567 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15569 2009-04-26 Michael Matz <matz@suse.de>
15571 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15572 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15573 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15574 pass_mark_used_blocks): Remove.
15575 * tree-optimize.c (pass_free_datastructures,
15576 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15577 * passes.c (init_optimization_passes): Don't call
15578 pass_mark_used_blocks, remove dead code.
15580 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15582 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15583 * tree-ssa-live.h (register_ssa_partition): Likewise.
15585 2009-04-26 Michael Matz <matz@suse.de>
15588 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15589 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15590 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15592 (compare_pairs): Swap cost comparison.
15593 (coalesce_ssa_name): Don't use change_partition_var.
15594 * tree-nrv.c (struct nrv_data): Add modified member.
15595 (finalize_nrv_r): Set it.
15596 (tree_nrv): Use it to update statements.
15597 (pass_nrv): Require PROP_ssa.
15598 * tree-mudflap.c (mf_decl_cache_locals,
15599 mf_build_check_statement_for): Use make_rename_temp.
15600 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15601 * alias.c (find_base_decl): Handle SSA names.
15602 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15603 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15604 * rtl.h (set_reg_attrs_for_parm): Declare.
15605 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15606 to "optimized", remove unused locals at finish.
15607 (execute_free_datastructures): Make global, call
15608 delete_tree_cfg_annotations.
15609 (execute_free_cfg_annotations): Don't call
15610 delete_tree_cfg_annotations.
15612 * ssaexpand.h: New file.
15613 * expr.c (toplevel): Include ssaexpand.h.
15614 (expand_assignment): Handle SSA names the same as register variables.
15615 (expand_expr_real_1): Expand SSA names.
15616 * cfgexpand.c (toplevel): Include ssaexpand.h.
15617 (SA): New global variable.
15618 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15619 (SSAVAR): New macro.
15620 (set_rtl): New helper function.
15621 (add_stack_var): Deal with SSA names, use set_rtl.
15622 (expand_one_stack_var_at): Likewise.
15623 (expand_one_stack_var): Deal with SSA names.
15624 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15625 before unique numbers.
15626 (expand_stack_vars): Use set_rtl.
15627 (expand_one_var): Accept SSA names, add asserts for them, feed them
15628 to above subroutines.
15629 (expand_used_vars): Expand all partitions (without default defs),
15630 then only the local decls (ignoring those expanded already).
15631 (expand_gimple_cond): Remove edges when jumpif() expands an
15632 unconditional jump.
15633 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15634 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15636 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15637 members of SA; deal with PARM_DECL partitions here; expand
15638 all PHI nodes, free tree datastructures and SA. Commit instructions
15639 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15640 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15641 info and statements at start, collect garbage at finish.
15642 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15643 (VAR_ANN_PARTITION) Remove.
15644 (change_partition_var): Don't declare.
15645 (partition_to_var): Always return SSA names.
15646 (var_to_partition): Only accept SSA names.
15647 (register_ssa_partition): Only check argument.
15648 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15650 (delete_var_map): Don't free it.
15651 (var_union): Only accept SSA names, simplify.
15652 (partition_view_init): Mark only useful SSA names as used.
15653 (partition_view_fini): Only deal with SSA names.
15654 (change_partition_var): Remove.
15655 (dump_var_map): Use ssa_name instead of partition_to_var member.
15656 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15658 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15659 (struct _elim_graph): New member const_dests; nodes member vector of
15661 (set_location_for_edge): New static helper.
15662 (create_temp): Remove.
15663 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15664 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15665 (new_elim_graph): Allocate const_dests member.
15666 (clean_elim_graph): Truncate const_dests member.
15667 (delete_elim_graph): Free const_dests member.
15668 (elim_graph_size): Adapt to new type of nodes member.
15669 (elim_graph_add_node): Likewise.
15670 (eliminate_name): Likewise.
15671 (eliminate_build): Don't take basic block argument, deal only with
15672 partition numbers, not variables.
15673 (get_temp_reg): New static helper.
15674 (elim_create): Use it, deal with RTL temporaries instead of trees.
15675 (eliminate_phi): Adjust all calls to new signature.
15676 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15677 (rewrite_trees): Only do checking.
15678 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15679 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15680 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15681 contains_tree_r, MAX_STMTS_IN_LATCH,
15682 process_single_block_loop_latch, analyze_edges_for_bb,
15683 perform_edge_inserts): Remove.
15684 (expand_phi_nodes): New global function.
15685 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15686 functions, initialize new parameter, remember partitions having a
15688 (finish_out_of_ssa): New global function.
15689 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15690 don't reset in_ssa_p here, don't disable TER when mudflap.
15691 (pass_del_ssa): Remove.
15692 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15694 (execute_free_datastructures): Declare.
15695 * Makefile.in (SSAEXPAND_H): New variable.
15696 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15697 * basic-block.h (commit_one_edge_insertion): Declare.
15698 * passes.c (init_optimization_passes): Move pass_nrv and
15699 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15700 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15701 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15702 (redirect_branch_edge): Deal with super block when expanding, split
15703 out jump patching itself into ...
15704 (patch_jump_insn): ... here, new static helper.
15706 2009-04-26 Michael Matz <matz@suse.de>
15708 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15709 beyond num_ssa_names.
15710 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15711 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15713 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15715 PR inline-asm/39543
15716 * fwprop.c (forward_propagate_asm): New function.
15717 (forward_propagate_and_simplify): Propagate also into __asm, if it
15718 doesn't increase the number of referenced registers.
15721 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15723 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15725 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15726 note_nonlocal_vla_type for nonlocal VLAs.
15727 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15728 contains_remapped_vars, remap_vla_decls): New functions.
15729 (convert_nonlocal_reference_stmt): If not optimizing, call
15730 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15731 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15732 if it wasn't found in var_map.
15733 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15734 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15735 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15737 * gimplify.c (nonlocal_vlas): New variable.
15738 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15740 (gimplify_body): Create and destroy nonlocal_vlas.
15742 * dwarf2out.c (loc_descr_plus_const): New function.
15743 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15744 mem_loc_descriptor, loc_descriptor_from_tree_1,
15745 descr_info_loc, gen_variable_die): Use it.
15747 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15748 !TREE_STATIC VAR_DECLs.
15749 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15750 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15751 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15752 DECL_BY_REFERENCE is valid.
15753 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15754 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15755 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15756 Copy DECL_BY_REFERENCE.
15757 (struct nesting_copy_body_data): New type.
15758 (nesting_copy_decl): New function.
15759 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15760 if they have variable length.
15762 2009-04-26 Michael Matz <matz@suse.de>
15764 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15765 mark new temporaries for renaming.
15767 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15770 * c-decl.c (global_bindings_p): Return negative value.
15771 (c_variable_size): New. Based on variable_size from
15773 (grokdeclarator): Call c_variable_size not variable_size.
15775 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15777 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15779 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15781 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15782 Redefine it to just use mingw/include.
15783 (ASM_SPEC): Rules for -m32 and -m64.
15784 (LINK_SPEC): Use Likewise.
15785 (SPEC_32): New define.
15786 (SPEC_64): Likewise.
15787 (SUB_LINK_SPEC): Likewise.
15788 (MULTILIB_DEFAULTS): New define.
15789 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15790 Add multilib options.
15791 (MULTILIB_DIRNAMES): Likewise.
15792 (MULTILIB_OSDIRNAMES): Likewise.
15793 (LIBGCC): Likewise.
15794 (INSTALL_LIBGCC): Likewise.
15796 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15799 * c-tree.h (enum c_inline_static_type): New.
15800 (record_inline_static): Declare.
15801 * c-decl.c (struct c_inline_static, c_inline_statics,
15802 record_inline_static, check_inline_statics): New.
15803 (pop_file_scope): Call check_inline_statics.
15804 (start_decl): Call record_inline_static instead of pedwarning
15805 directly for static in inline function.
15806 * c-typeck.c (build_external_ref): Call record_inline_static
15807 instead of pedwarning directly for static referenced in inline
15810 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15812 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15813 not new but only being rescanned.
15814 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15815 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15816 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15817 record_set_info, compute_set, grealloc): Remove.
15818 (recompute_all_luids): New function.
15819 (gcse_main): Don't compute sets, and don't do related memory
15820 allocations/free-ing. If something changed before the end of the
15821 pass, update LUIDs using recompute_all_luids.
15822 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15823 (free_gcse_mem): Don't free it either.
15824 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15825 Use the df insn LUIDs.
15826 (load_killed_in_block): Likewise.
15827 (compute_hash_table_work): Don't compute reg_set_in_block.
15828 (compute_transp): Use DF_REG_DEF_CHAINs.
15829 (local_cprop_pass): Don't use compute_sets and related functions.
15830 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15831 Use get_max_uid() instead of max_cuid.
15832 (insert_insn_end_basic_block, pre_insert_copy_insn,
15833 update_ld_motion_stores): Don't try to
15834 keep reg_set tables up to date.
15835 (pre_insert_copies): Use df insn LUIDs.
15836 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15837 (reg_set_info): Don't use extra bitmap argument.
15838 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15839 information to compute regs_set_in_block.
15840 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15841 (bypass_jumps): Don't use compute_sets and friends.
15843 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15846 * opts.c (undocumented_msg): Do not leave blank even with
15849 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15851 * c-decl.c (build_enumerator): Allow values folding to integer
15852 constants but not integer constant expressions with a pedwarn if
15855 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15858 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15859 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15860 type is an integer constant.
15862 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15865 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15868 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15871 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15872 with variably modified return type and no storage class
15873 specifiers, except for the case of nested functions. Distinguish
15874 extern declarations of functions with variably modified return
15875 types from those of objects with variably modified types.
15877 2009-04-25 Jan Hubicka <jh@suse.cz>
15879 * tree.c (list_equal_p): New function.
15880 * tree.h (list_equal_p): Declare.
15881 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15882 basic_block_def, basic_block, const_basic_block): New.
15883 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15884 (redirect_eh_edge): New function.
15885 (make_eh_edge_update_phi): EH edges are not abnormal.
15886 * except.c: Include tree-flow.h.
15887 (list_match): New function.
15888 (eh_region_replaceable_by_p): New function.
15889 (replace_region): New function.
15890 (hash_type_list): New function.
15891 (hash_eh_region): New function.
15892 (eh_regions_equal_p): New function.
15893 (merge_peers): New function.
15894 (remove_unreachable_regions): Verify EH tree when checking;
15896 (copy_eh_region_1): New function.
15897 (copy_eh_region): New function.
15898 (push_reachable_handler): New function.
15899 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15900 regions without label but with live RESX.
15901 * except.h (redirect_eh_edge_to_label): New.
15902 * tree-flow.h (redirect_eh_edge): New.
15903 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15904 basic_block_def, basic_block, const_basic_block): Remove.
15905 * Makefile.in (except.o): Add dependency on tree-flow.h
15906 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15907 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15910 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15913 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15914 on the destination of memcpy.
15916 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
15918 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
15919 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
15920 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
15922 2009-04-25 Jan Hubicka <jh@suse.cz>
15924 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
15925 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
15926 to be reached by different label than left.
15927 (update_eh_edges): Update comment; remove edge_to_remove if possible
15928 and return true if suceeded.
15929 (cleanup_empty_eh): Accept sharing map; handle shared regions.
15930 (cleanup_eh): Compute sharing map.
15931 * except.c (remove_eh_handler_and_replace): Add argument if we should
15933 (remove_unreachable_regions): Update for label sharing.
15934 (label_to_region_map): Likewise.
15935 (get_next_region_sharing_label): New function.
15936 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
15938 (remove_eh_handler): Update.
15939 (remove_eh_region_and_replace_by_outer_of): New function.
15940 * except.h (struct eh_region): Add next_region_sharing_label.
15941 (remove_eh_region_and_replace_by_outer_of,
15942 get_next_region_sharing_label): Declare.
15943 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
15945 2009-04-25 Jan Hubicka <jh@suse.cz>
15947 * tree-cfg.c (split_critical_edges): Split also edges where we can't
15948 insert code even if they are not critical.
15950 2009-04-25 Jan Hubicka <jh@suse.cz>
15952 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15953 (gimple_can_remove_branch_p): EH edges won't remove branch by
15955 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
15956 updating of non-abnormal EH edges.
15957 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
15958 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
15959 (split_critical_edges): Split also edges where emitting code on them
15960 will lead to splitting later.
15962 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15963 H.J. Lu <hongjiu.lu@intel.com>
15966 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
15967 the configured assembler supports fildq and fistpq mnemonics.
15968 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
15969 * configure: Regenerated.
15970 * config.in: Ditto.
15972 * config/i386/i386.c (print_operand): Handle 'Z'.
15973 ['z']: Remove handling of special fild/fist suffixes.
15974 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
15975 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
15976 suffix of fild insn.
15977 (*floatsi<mode>2_vector_mixed): Ditto.
15978 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
15979 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
15980 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15981 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
15982 * config/i386/gas.h (GAS_MNEMONICS): Remove.
15984 2009-04-25 Ben Elliston <bje@au.ibm.com>
15986 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
15987 the source of a set operation.
15989 2009-04-25 Anatoly Sokolov <aesok@post.ru>
15991 * target.h (struct gcc_target): Add case_values_threshold field.
15992 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
15993 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
15994 * targhooks.c (default_case_values_threshold): New function.
15995 * targhooks.h (default_case_values_threshold): Declare function.
15996 * stmt.c (expand_case): Use case_values_threshold target hook.
15997 * expr.h (case_values_threshold): Remove declartation.
15998 * expr.c (case_values_threshold): Remove function.
15999 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16001 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16002 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16003 (avr_case_values_threshold): Declare as static.
16004 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16006 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16007 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16008 (mn10300_case_values_threshold): New function.
16010 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16012 * ira.c (setup_cover_and_important_classes): Add enum cast.
16014 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16016 * genpreds.c (write_enum_constraint_num): Output definition of
16017 CONSTRAINT_NUM_DEFINED_P macro.
16018 * ira.c (setup_cover_and_important_classes): Use
16019 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16021 2009-04-24 DJ Delorie <dj@redhat.com>
16023 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16024 __SH2A_SINGLE_ONLY__ also.
16026 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16028 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16029 (movdf_internal): Ditto.
16030 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16031 SFmode and DFmode constants.
16032 (ia64_print_operand): Add 'G' format for printing
16033 floating point constants.
16035 2009-04-24 Richard Guenther <rguenther@suse.de>
16037 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16038 from unsigned additions.
16040 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16042 * c-typeck.c (set_init_index): Allow array designators that are
16043 not integer constant expressions with a pedwarn if pedantic.
16045 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16047 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16048 zero if no overlap in nonzero bits between the operands.
16050 2009-04-24 Ian Lance Taylor <iant@google.com>
16052 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16053 (record_dead_and_set_regs): Likewise.
16054 * df.h (struct df_mw_hardreg): Change flags field to int.
16055 (struct df_base_ref): Likewise.
16056 (struct df): Change changeable_flags field to int.
16057 * df-scan.c (df_defs_record): Change clobber_flags to int.
16058 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16059 constants rather than #define macros.
16060 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16061 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16062 (enum dwarf_calling_convention): Likewise.
16063 (enum dwarf_line_number_x_ops): Likewise.
16064 (enum dwarf_call_frame_info): Likewise.
16065 (enum dwarf_source_language): Likewise.
16066 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16067 (add_calling_convention_attribute): Likewise.
16068 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16069 (combine_comparisons): Change compcode to int. Add cast to enum type.
16070 * genrecog.c (maybe_both_true_2): Change c to int.
16071 (write_switch): Likewise. Add cast to enum type.
16072 * gimplify.c (gimplify_omp_for): Handle return values from
16073 gimplify_expr using MIN rather than bitwise or.
16074 (gimplify_expr): Add cast to enum type.
16075 * ipa-prop.c (update_jump_functions_after_inlining): Change
16076 IPA_BOTTOM to IPA_JF_UNKNOWN.
16077 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16078 Add casts to enum type.
16079 (setup_cover_and_important_classes): Change cl to int. Add casts
16081 (setup_class_translate): Change cl and mode to int.
16082 (ira_init_once): Change mode to int.
16083 (free_register_move_costs): Likewise.
16084 (setup_prohibited_mode_move_regs): Add casts to enum type.
16085 * langhooks.c (add_builtin_function_common): Rework assertion that
16086 value fits bitfield.
16087 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16088 * omega.c (omega_do_elimination): Avoid math on enum types.
16089 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16090 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16091 int local to handle integral_argment value.
16092 * regmove.c (try_auto_increment): Change PUT_MODE to
16094 * reload.c (push_secondary_reload): Add casts to enum type.
16095 (secondary_reload_class, find_valid_class): Likewise.
16096 * reload1.c (emit_input_reload_insns): Likewise.
16097 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16098 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16099 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16101 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16102 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16104 (expand_complex_libcall): Add casts to enum type.
16105 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16106 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16107 with ERROR_MARK, not NUM_TREE_CODES.
16108 (vect_create_epilog_for_reduction): Likewise.
16109 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16110 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
16111 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
16113 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
16114 vect_unused_in_loop. Change 0 to loop_vect.
16115 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
16116 * var-tracking.c (get_init_value): Change return type to enum
16118 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
16119 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
16121 (arm_override_options): Add casts to enum type.
16122 (arm_emit_tls_decoration): Likewise.
16123 * config/i386/i386.c (ix86_function_specific_restore): Add casts
16125 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
16126 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
16127 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
16129 * config/s390/s390.c (code_for_builtin_64): Change to array of
16131 (code_for_builtin_31): Likewise.
16132 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16134 * config/sparc/sparc.c (sparc_override_options): Change value
16135 field in struct code_model to enum cmodel. In initializer change
16136 0 to NULL and add cast to enum type.
16138 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16139 Change all callers. Issue a -Wc++-compat warning using
16140 lhs_origtype if necessary.
16141 (convert_for_assignment): Issue -Wc++-compat warnings about
16142 invalid conversions to enum type on assignment.
16143 * c-common.h (build_modify_expr): Update declaration.
16145 2009-04-24 Nick Clifton <nickc@redhat.com>
16147 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16148 (function_arg_advance): Likewise.
16149 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16152 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16154 * config/s390/constraints.md ('I', 'J'): Fix condition.
16156 2009-04-24 Diego Novillo <dnovillo@google.com>
16158 * gengtype-parse.c (parse_error): Add newline after message.
16160 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16162 * config/i386/sse.md (avxmodesuffixs): Removed.
16163 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16164 (*avx_pinsr<ssevecsize>): This.
16166 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16168 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16169 follow chains of regs with a single definition, and allow expressions
16170 that are function_invariant_p.
16171 (simple_rhs_p): Allow expressions that are function_invariant_p.
16173 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16175 PR middle-end/39867
16176 * fold-const.c (fold_cond_expr_with_comparison): When folding
16177 > and >= to MAX, make sure the MAX uses the same type as the
16178 comparison's operands.
16180 2009-04-24 Nick Clifton <nickc@redhat.com>
16182 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16183 addressing for DImode accesses.
16184 (frv_print_operand_address): Handle PLUS case.
16185 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16187 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16189 PR rtl-optimization/39794
16190 * alias.c (canon_true_dependence): Add x_addr argument.
16191 * rtl.h (canon_true_dependence): Adjust prototype.
16192 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16193 * cselib.c (cselib_invalidate_mem): Likewise.
16194 * gcse.c (compute_transp): Likewise.
16195 * dse.c (scan_reads_nospill): Likewise.
16196 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16197 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16198 canon_base_addr of the group, plus optional offset.
16199 (struct group_info): Rename canon_base_mem to
16201 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16202 canon_rtx of base_mem.
16204 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16206 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16207 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16209 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16211 * config/spu/spu-builtins.h: Delete file.
16213 * config/spu/spu.h (enum spu_builtin_type): Move here from
16215 (struct spu_builtin_description): Likewise. Add GTY marker.
16216 Do not use enum spu_function_code or enum insn_code.
16217 (spu_builtins): Add extern declaration.
16219 * config/spu/spu.c: Do not include "spu-builtins.h".
16220 (enum spu_function_code, enum spu_builtin_type_index,
16221 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16222 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16223 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16224 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16225 (spu_builtin_types): Make static. Add GTY marker.
16226 (spu_builtins): Add extern declaration with GTY marker.
16227 Include "gt-spu.h".
16229 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16230 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16231 Check programmatically whether all parameters are scalar.
16233 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16235 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16237 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16238 assignment from the constructor either if the target is volatile.
16240 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16242 * config/arm/arm.md (insv): Do not share operands[0].
16244 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16246 * config/vxlib-tls.c (active_tls_threads): Delete.
16247 (delete_hook_installed): New.
16248 (tls_delete_hook): Don't delete the delete hook.
16249 (tls_destructor): Delete it here.
16250 (__gthread_set_specific): Adjust installing the delete hook.
16251 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16252 __gthread_leave_tsd_dtor_context.
16254 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16256 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16258 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16260 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16262 (alpha_rtx_costs): Ditto.
16263 (emit_unlikely_jump): Use add_reg_note.
16264 (emit_frame_store_1): Ditto.
16265 (alpha_expand_prologue): Ditto.
16266 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16267 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16269 2009-04-23 Nick Clifton <nickc@redhat.com>
16271 * config/v850/v850.md (epilogue): Remove suppressed code.
16272 (return): Rename to return_simple and remove test of frame size.
16273 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16274 to gen_return_simple.
16276 2009-04-22 Jing Yu <jingyu@google.com>
16279 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16281 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16284 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16285 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16286 value is a VECTOR_CST, the element type is the element type of the
16289 2009-04-22 DJ Delorie <dj@redhat.com>
16291 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16293 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16295 * alias.c (find_base_term): Move around LO_SUM case, so that
16296 CONST falls through into PLUS/MINUS handling.
16299 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16300 into 0, use omit_one_operand.
16302 2009-04-23 Ben Elliston <bje@au.ibm.com>
16304 * config/rs6000/linux-unwind.h (get_regs): Remove type
16305 puns. Change the type of `pc' to an array of unsigned ints and
16306 update all users. Constify frame24.
16308 2009-04-22 DJ Delorie <dj@redhat.com>
16310 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16311 declarations before code.
16312 (current_function_special_page_vector): Likewise.
16313 (m32c_expand_insv): Silence a warning.
16315 2009-04-21 Taras Glek <tglek@mozilla.com>
16317 * alias.c: Update GTY annotations to new syntax.
16318 * basic-block.h: Likewise.
16319 * bitmap.h: Likewise.
16320 * c-common.h: Likewise.
16321 * c-decl.c: Likewise.
16322 * c-parser.c: Likewise.
16323 * c-pragma.c: Likewise.
16324 * c-tree.h: Likewise.
16325 * cfgloop.h: Likewise.
16326 * cgraph.h: Likewise.
16327 * config/alpha/alpha.c: Likewise.
16328 * config/arm/arm.h: Likewise.
16329 * config/avr/avr.h: Likewise.
16330 * config/bfin/bfin.c: Likewise.
16331 * config/cris/cris.c: Likewise.
16332 * config/darwin.c: Likewise.
16333 * config/frv/frv.c: Likewise.
16334 * config/i386/i386.c: Likewise.
16335 * config/i386/i386.h: Likewise.
16336 * config/i386/winnt.c: Likewise.
16337 * config/ia64/ia64.h: Likewise.
16338 * config/iq2000/iq2000.c: Likewise.
16339 * config/mips/mips.c: Likewise.
16340 * config/mmix/mmix.h: Likewise.
16341 * config/pa/pa.c: Likewise.
16342 * config/pa/pa.h: Likewise.
16343 * config/rs6000/rs6000.c: Likewise.
16344 * config/s390/s390.c: Likewise.
16345 * config/sparc/sparc.c: Likewise.
16346 * config/xtensa/xtensa.c: Likewise.
16347 * cselib.h: Likewise.
16348 * dbxout.c: Likewise.
16349 * dwarf2out.c: Likewise.
16350 * except.c: Likewise.
16351 * except.h: Likewise.
16352 * fixed-value.h: Likewise.
16353 * function.c: Likewise.
16354 * function.h: Likewise.
16355 * gimple.h: Likewise.
16356 * integrate.c: Likewise.
16357 * optabs.c: Likewise.
16358 * output.h: Likewise.
16359 * real.h: Likewise.
16361 * stringpool.c: Likewise.
16362 * tree-data-ref.c: Likewise.
16363 * tree-flow.h: Likewise.
16364 * tree-scalar-evolution.c: Likewise.
16365 * tree-ssa-address.c: Likewise.
16366 * tree-ssa-alias.h: Likewise.
16367 * tree-ssa-operands.h: Likewise.
16368 * tree.c: Likewise.
16369 * tree.h: Likewise.
16370 * varasm.c: Likewise.
16371 * varray.h: Likewise.
16373 * coretypes.h: Do not define GTY macro if it is already defined.
16374 * doc/gty.texi: Update GTY documentation to new syntax.
16375 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16376 annotations on structs.
16377 * gengtype-parse.c: Likewise.
16379 2009-04-22 Mark Heffernan <meheff@google.com>
16381 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16383 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16385 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16388 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16390 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16391 the same as a PLUS without a shift. Increase the cost of a
16394 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16396 * Makefile.in: Update dependencies.
16397 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16398 * errors.h: Remove bogus comment about compatibility.
16399 (warning): Update declaration.
16400 * genautomata.c: Update all calls to warning.
16401 * gimple.c: Do not include errors.h. Include toplev.h.
16402 * tree-ssa-structalias.c: Do not include errors.h.
16403 * omega.c: Likewise.
16404 * tree-ssa-reassoc.c: Likewise.
16405 * config/spu/spu-c.c: Likewise.
16406 * config/spu/t-spu-elf: Update dependencies.
16408 2009-04-22 Richard Guenther <rguenther@suse.de>
16410 PR tree-optimization/39824
16411 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16412 make sure the types are compatible.
16414 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16417 * c-common.c (c_parse_error): Take a token_flags parameter.
16418 Use token_type for the token type instead.
16419 Pass token_flags to cpp_type2name.
16420 * c-common.h (c_parse_error): Update declaration.
16421 * c-parser.c (c_parser_error): Pass 0 as token flags.
16423 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16425 PR rtl-optimization/39580
16426 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16428 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16430 * function.c (expand_function_end): Do not emit a jump to the "naked"
16431 return label for fall-through returns.
16432 * except.c (sjlj_emit_function_exit): Always place the call to the
16433 unregister function at the location installed by expand_function_end.
16435 2009-04-22 Richard Guenther <rguenther@suse.de>
16437 PR tree-optimization/39845
16438 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16439 (gen_inbound_check): Likewise.
16441 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16443 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16445 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16446 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16448 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16450 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16451 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16452 shift counts to avoid out-of-bounds array accesses.
16454 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16456 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16457 (Pmode): Move above.
16459 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16461 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16462 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16463 GET_CODE macro. Use IN_RANGE macro where appropriate.
16464 * config/alpha/alpha.h: Ditto.
16465 * config/alpha/alpha.md: Ditto.
16466 * config/alpha/constraints.md: Ditto.
16467 * config/alpha/predicates.md: Ditto.
16469 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16471 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16472 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16473 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16474 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16475 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16476 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16477 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16478 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16479 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16480 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16481 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16482 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16483 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16484 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16485 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16486 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16487 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16488 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16489 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16490 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16491 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16492 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16493 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16494 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16495 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16496 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16497 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16499 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16501 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16502 references from comments.
16503 * cfgbuild.c: (count_basic_blocks): Delete.
16504 (find_basic_blocks_1): Delete.
16505 (find_basic_blocks): Delete.
16506 * except.c (finish_eh_generation): Make static. Move comment from
16507 except.h here. Remove find_basic_blocks references from comments.
16508 * except.h (finish_eh_generation): Delete.
16509 * basic-block.h (find_basic_blocks): Delete.
16510 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16512 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16514 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16515 (sdbout_parms): Likewise.
16517 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16519 * config/sh/sh.c (prepare_cbranch_operands): Use
16520 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16521 (expand_cbranchdi4): Likewise.
16522 (from_compare): Add cast to enum type.
16523 (expand_cbranchsi4): Use add_reg_note.
16524 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16525 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16526 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16527 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16528 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16529 instead of CODE_FOR_nothing.
16530 (cbranchdi4): Likewise. Fix the order of arguments for
16532 (push_fpscr): Use add_reg_note.
16533 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16534 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16536 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16538 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16539 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16540 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16541 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16542 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16543 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16544 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16545 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16546 config/alpha/x-vms, config/arc/t-arc,
16547 config/arm/README-interworking, config/arm/arm-c.c,
16548 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16549 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16550 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16551 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16552 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16553 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16554 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16555 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16556 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16557 config/cris/t-elfmulti, config/crx/t-crx,
16558 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16559 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16560 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16561 config/h8300/t-h8300, config/i386/athlon.md,
16562 config/i386/darwin-libgcc.10.4.ver,
16563 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16564 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16565 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16566 config/i386/t-linux64, config/i386/t-nwld,
16567 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16568 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16569 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16570 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16571 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16572 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16573 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16574 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16575 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16576 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16577 config/m68k/t-uclinux, config/mcore/t-mcore,
16578 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16579 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16580 config/mips/crtn.asm, config/mips/irix-crti.asm,
16581 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16582 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16583 config/mips/mips-fixed.md, config/mips/sb1.md,
16584 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16585 config/mips/t-iris6, config/mips/t-isa3264,
16586 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16587 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16588 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16589 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16590 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16591 config/mn10300/t-linux, config/mn10300/t-mn10300,
16592 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16593 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16594 config/picochip/libgccExtras/clzsi2.asm,
16595 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16596 config/rs6000/darwin-libgcc.10.4.ver,
16597 config/rs6000/darwin-libgcc.10.5.ver,
16598 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16599 config/rs6000/t-aix43, config/rs6000/t-aix52,
16600 config/rs6000/t-darwin, config/rs6000/t-fprules,
16601 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16602 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16603 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16604 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16605 config/rs6000/t-rtems, config/rs6000/t-spe,
16606 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16607 config/score/t-score-elf, config/sh/divcost-analysis,
16608 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16609 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16610 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16611 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16612 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16613 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16614 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16615 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16616 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16617 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16618 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16619 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16620 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16621 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16622 * config/h8300/genmova.sh: Include copyright and license notices
16623 in generated output.
16624 * config/h8300/mova.md: Regenerate.
16625 * doc/install.texi2html: Include word "Copyright" in copyright
16626 notice and use name "Free Software Foundation, Inc.".
16627 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16628 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16629 ChangeLog-2007, ChangeLog-2008: Correct dates.
16631 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16633 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16634 NE_EXPR operations as well.
16635 * c-parser.c (c_parser_condition): Do not set location information on
16637 (c_parser_conditional_expression): Likewise.
16638 (c_parser_binary_expression): Set location information on operators.
16639 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16640 TRUTH_NOT_EXPR has been folded.
16641 * fold-const.c (fold_truth_not_expr): Copy location information from
16642 the incoming expression to the outgoing one.
16643 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16644 recursive calls on the LHS of the operator but pass that of the
16645 operator to recursive calls on the RHS of the operator. Set it
16647 (shortcut_cond_expr): Set the locus of the operator on the second
16648 COND_EXPR and that of the expression on the first in degenerate cases.
16649 Pass the locus of the expression to calls to shortcut_cond_r.
16650 Set the locus of the 'then' block on the associated jump, if any.
16651 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16652 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16653 expression to call to gimplify_boolean_expr.
16655 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16657 * config.gcc: Add additional configuration for
16658 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16659 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16660 (CPP_SPEC): Redefine for allowing -municode option.
16661 (STARTFILE_SPEC): Likewise.
16662 * config/i386/t-mingw-w64: New.
16663 * config/i386/mingw-w64.opt: New.
16664 (municode): Add new target option.
16665 * doc/invoke.texi (municode): Add documentation for new option.
16667 2009-04-21 Ian Lance Taylor <iant@google.com>
16669 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16670 Correct test for number of arguments.
16671 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16673 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16675 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16676 argument of emit_library_call.
16678 2009-04-21 Richard Guenther <rguenther@suse.de>
16680 PR middle-end/39829
16681 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16682 inside VIEW_CONVERT_EXPRs.
16684 2009-04-21 Martin Jambor <mjambor@suse.cz>
16686 * tree-switch-conversion.c (build_constructors): Split a long line.
16687 (constructor_contains_same_values_p): New function.
16688 (build_one_array): Create assigns of constants if possible, do not
16689 call mark_sym_for_renaming, call update_stmt.
16690 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16691 make_rename_temp. Do not call mark_symbols_for_renaming, call
16693 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16694 find_new_referenced_vars, call update_stmt.
16695 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16696 instead of calling make_rename_temp. Do not call
16697 find_new_referenced_vars or mark_symbols_for_renaming, call
16700 2009-04-21 Richard Guenther <rguenther@suse.de>
16702 PR tree-optimization/39827
16703 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16704 (tree_ssa_phiprop): Pass the correct array size.
16706 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16708 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16710 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16713 * c-typeck.c (lvalue_p): Move declaration ...
16714 * c-common.h (lvalue_p): ... to here.
16715 * c-common.c (candidate_equal_p): New.
16716 (add_tlist): Use it.
16717 (merge_tlist): Use it.
16718 (warn_for_collisions_1): Likewise.
16719 (warning_candidate_p): Accept more candidates.
16720 (verify_tree): A warning candidate can be an expression. Use
16723 2009-04-21 Ben Elliston <bje@au.ibm.com>
16726 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16727 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16728 options. Remove -mcall-solaris documentation.
16730 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16733 * doc/invoke.texi (-Wlong-long): Update description.
16734 * c-lex (interpret_integer): Only warn if there was no previous
16735 overflow and -Wlong-long is enabled.
16736 * c-decl.c (declspecs_add_type): Drop redundant flags.
16737 * c.opt (Wlong-long): Init to -1.
16738 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16739 and front-end warn_long_long. Wlong-long only depends on other
16740 flags if it is uninitialized.
16741 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16742 the same for CPP and FE.
16743 (restore_extension_diagnostics): Likewise.
16745 2009-04-20 Ian Lance Taylor <iant@google.com>
16747 Fix enum conversions which are invalid in C++:
16748 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16749 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16750 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16751 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16752 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16753 (dbxout_parms): Likewise.
16754 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16755 (df_clear_flags): Likewise.
16756 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16757 top_flag parameter to int.
16758 (df_chain_create_bb_process_use): Likewise.
16759 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16761 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16762 (df_ref_create_structure, df_def_record_1): Likewise.
16763 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16764 (df_notes_rescan): Change 0 to VOIDmode in function call.
16765 (df_get_call_refs, df_insn_refs_collect): Likewise.
16766 (df_bb_regs_collect): Likewise.
16767 (df_entry_block_defs_collect): Likewise.
16768 (df_exit_block_uses_collect): Likewise.
16769 * df.h: Update declarations.
16770 * double-int.c (double_int_divmod): Add cast to enum type.
16771 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16772 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16773 (based_loc_descr): Likewise.
16774 (loc_descriptor_from_tree_1): Change first_op and second_op to
16775 enum dwarf_location_atom. Add cast to enum type.
16776 * expmed.c (init_expmed): Change 0 to SET in function call.
16777 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16778 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16779 (do_store_flag): Likewise.
16780 * fixed-value.h (struct fixed_value): Change mode to enum
16782 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16783 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16785 (insert_insn_decl, insert_decl, insert_state): Likewise.
16786 (automata_list_finish): Likewise.
16787 * genrecog.c (process_define_predicate): Add cast to enum type.
16788 * gensupport.c (init_predicate_table): Add cast to enum type.
16789 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16791 (gimple_build_call_1, gimple_build_label): Likewise.
16792 (gimple_build_goto, gimple_build_asm_1): Likewise.
16793 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16794 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16795 (enum fallback): Rename from enum fallback_t.
16796 (fallback_t): Typedef as int.
16797 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16798 GSI_SAME_STMT in function call.
16799 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16801 (setup_reg_class_relations): Likewise.
16802 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16803 (setup_prohibited_class_mode_regs): Add cast to enum type.
16804 (setup_prohibited_mode_move_regs): Likewise.
16805 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16806 (record_address_regs): Change i to enum reg_class.
16807 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16808 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16809 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16810 (GET_MODE_2XWIDER_MODE): Likewise.
16811 (GET_CLASS_NARROWEST_MODE): Likewise.
16812 * omp-low.c (expand_omp_for): Add cast to enum type.
16813 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16814 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16815 * postreload.c (reload_cse_simplify_operands): Change rclass local
16817 * predict.c (combine_predictions_for_insn): Change best_predictor
16818 and predictor to enum br_predictor.
16819 (combine_predictions_for_bb): Likewise.
16820 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16821 use SET_PREDICT_EXPR_OUTCOME.
16822 * real.c (real_arithmetic): Change icode to code in function call.
16823 * reginfo.c (init_move_cost): Add casts to enum type.
16824 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16825 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16827 * reload.c (find_valid_class): Add casts to enum type.
16828 (push_reload): Change 0 to NO_REGS in function call.
16829 (find_reloads): Change this_alternative to array of enum
16830 reg_class. Remove some now-unnecessary casts.
16831 (make_memloc): Change 0 to VOIDmode in function call.
16832 * reload1.c (reload): Change 0 to VOIDmode in function call.
16833 (eliminate_regs_1, elimination_effects): Likewise.
16834 (eliminate_regs_in_insn): Likewise.
16835 (emit_input_reload_insns): Add cast to enum type.
16836 (delete_output_reload): Change 0 to VOIDmode in function call.
16837 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16838 to enum type in function call.
16839 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16840 (SET_PREDICT_EXPR_OUTCOME): Define.
16841 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16842 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16843 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16844 (dump_function): Likewise.
16845 * tree-dump.h: Update declarations.
16846 * tree-pass.h: Update declarations.
16847 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16848 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16850 (arm_rtx_costs_1): Correct parenthesization.
16851 (arm_rtx_costs): Add casts to enum type.
16852 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16853 (vfp_emit_fstmd): Use add_rg_note.
16854 (emit_multi_reg_push, emit_sfm): Likewise.
16855 (thumb_set_frame_pointer): Likewise.
16856 (arm_expand_prologue): Likewise.
16857 (arm_regno_class): Change return type to enum reg_class.
16858 (thumb1_expand_prologue): Use add_reg_note.
16859 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16860 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16862 * config/arm/gentune.sh: Add cast to enum type.
16863 * config/arm/arm-tune.md: Rebuild.
16864 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16865 (ix86_split_fp_branch, predict_jump): Likewise.
16866 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16867 insn_code to enum rtx_code.
16868 (ix86_builtin_vectorized_function): Add cast to enum type.
16869 * config/i386/i386.md (truncdfsf2): Change slot to enum
16871 (truncxf<mode>2, isinf<mode>2): Likewise.
16872 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16874 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16875 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16876 (insert_bundle_state): Change 1 to INSERT in function call.
16877 (ia64_add_bundle_selector_before): Likewise.
16878 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16879 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16880 (restore_stack_nonlocal): Likewise.
16881 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16883 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16885 (mips_rtx_costs): Likewise.
16886 (mips_override_options): Add casts to enum type.
16887 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16889 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16890 (store_reg, set_reg_plus_d): Likewise.
16891 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16892 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16894 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16896 (emit_unlikely_jump): Use add_reg_note.
16897 (rs6000_emit_allocate_stack): Likewise.
16898 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16899 (output_toc): Change 1 to INSERT in function call.
16900 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16901 (rs6000_initialize_trampoline): Likewise.
16902 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16904 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16905 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16906 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16907 (save_gprs): Use add_reg_note.
16908 (s390_emit_prologue): Likewise.
16909 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16910 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16911 (sparc_fold_builtin): Add cast to enum type.
16912 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16914 (spu_expand_prologue): Use add_reg_note.
16915 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
16917 2009-04-20 Ian Lance Taylor <iant@google.com>
16919 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
16920 (c_parser_postfix_expression_after_primary): Get VEC for list of
16921 arguments. Get original types of arguments. Call
16922 build_function_call_vec.
16923 (cached_expr_list_1, cached_expr_list_2): New static variables.
16924 (c_parser_expr_list): Change return type to VEC *. Add
16925 p_orig_types parameter. Change all callers.
16926 (c_parser_release_expr): New static function.
16927 (c_parser_vec_to_tree_list): New static function.
16928 * c-typeck.c (build_function_call): Rewrite to build a VEC and
16929 call build_function_call_vec.
16930 (build_function_call_vec): New function, based on old
16931 build_function_call.
16932 (convert_arguments): Remove nargs and argarray parameters. Change
16933 values to a VEC. Add origtypes parameter.
16934 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
16935 (convert_for_assignment): Add origtype parameter. Change all
16936 callers. If warn_cxx_compat, check for conversion to an enum
16937 type when calling a function.
16938 (store_init_value): Add origtype parameter. Change all callers.
16939 (digest_init): Likewise.
16940 (struct init_node): Add origtype field.
16941 (add_pending_init): Add origtype parameter. Change all callers.
16942 (output_init_element): Likewise.
16943 (output_pending_init_elements): Pass origtype from init_node to
16944 output_init_element.
16945 (process_init_element): Pass origtype from c_expr to
16946 output_init_element.
16947 (c_finish_return): Add origtype parameter. Change all callers.
16948 * c-common.c (sync_resolve_size): Change params to VEC *. Change
16950 (sync_resolve_params): Likewise.
16951 (sync_resolve_return): Change params to first_param. Change caller.
16952 (resolve_overloaded_builtins): Change params to VEC *. Change
16953 callers. Save first parameter around call to build_function_call_vec.
16954 * c-decl.c (finish_decl): Add origtype parameter. Change all
16955 callers. Call build_function_call_vec rather than
16956 build_function_call for cleanup.
16957 * c-tree.h: Update declarations.
16958 * c-common.h: Update declarations.
16959 * stub-objc.c (objc_rewrite_function_call): Change parameter from
16960 params to first_param.
16961 * target.h (struct gcc_target): Change resolve_overloaded_builtin
16962 params parameter from tree to void *.
16963 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16964 Change arglist parameter to have type void *, and to be a pointer
16966 * config/rs6000/rs6000-protos.h
16967 (altivec_resolve_overloaded_builtin): Update declaration.
16968 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
16969 fnargs parameter to have type void *, and to be a pointer to a
16970 VEC. Call build_function_call_vec instead of
16971 build_function_call.
16972 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
16974 2009-04-20 Joey Ye <joey.ye@intel.com>
16975 Xuepeng Guo <xuepeng.guo@intel.com>
16976 H.J. Lu <hongjiu.lu@intel.com>
16978 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
16980 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
16981 (IX86_LEA_PRIORITY): Likewise.
16982 (distance_non_agu_define): New function.
16983 (distance_agu_use): Likewise.
16984 (ix86_lea_for_add_ok): Likewise.
16985 (ix86_dep_by_shift_count): Likewise.
16987 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
16988 should split for LEA.
16990 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
16992 (ix86_dep_by_shift_count): Likewise.
16994 2009-04-20 Richard Guenther <rguenther@suse.de>
16996 * expr.c (handled_component_p): Move ...
16997 * tree.h (handled_component_p): ... here.
16998 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
16999 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17000 and REALPART_EXPR to be in one group.
17002 2009-04-20 Richard Guenther <rguenther@suse.de>
17004 * basic-block.h (get_all_dominated_blocks): Declare.
17005 * dominance.c (get_all_dominated_blocks): New function.
17006 * tree-cfg.c (get_all_dominated_blocks): Remove.
17007 (remove_edge_and_dominated_blocks): Adjust.
17008 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17009 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17010 instead of recursing.
17012 2009-04-20 Doug Kwan <dougkwan@google.com>
17014 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17015 (struct cgraph_node_set_def): New type.
17016 (cgraph_node_set) New type. Also declare vector functions.
17017 (struct cgraph_node_set_element_def): New type.
17018 (cgraph_node_set_element): Ditto.
17019 (cgraph_node_set_iterator): New iterator type.
17020 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17021 cgraph_node_set_remove, dump_cgraph_node_set,
17022 debug_cgraph_node_set): New prototypes.
17023 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17024 cgraph_node_set_size): New inlines.
17025 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17026 including cgraph.h.
17027 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17028 argument to function 'write_summary'.
17029 * ipa.c: Include ggc.h.
17030 (hash_cgraph_node_set_element,
17031 eq_cgraph_node_set_element, cgraph_node_set_new,
17032 cgraph_node_set_add, cgraph_node_set_remove,
17033 cgraph_node_set_find, dump_cgraph_node_set,
17034 debug_cgraph_node_set): New functions.
17035 * Makefile.in (ipa.o): Add dependency on GGC_H.
17037 2009-04-20 Ira Rosen <irar@il.ibm.com>
17039 PR tree-optimization/39675
17040 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17041 check of the return code of vect_schedule_slp. Check that
17042 stmt_vec_info still exists for the statement, before checking its
17043 vectorization type.
17045 2009-04-20 Michael Matz <matz@suse.de>
17047 * Makefile.in (generated_files): Take out $(simple_generated_c).
17049 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17051 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17052 (UINTPTR_TYPE): Likewise.
17054 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17057 * c-typeck.c (digest_init): Check for initializing an array with a
17060 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17063 * c-semantics.c (pop_stmt_list): Propagate
17064 STATEMENT_LIST_HAS_LABEL to parent statement list.
17066 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17068 * config/mips/mips.h (mips_tune_attr): New macro.
17069 * config/mips/mips.md (cpu): Use it.
17071 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17074 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17077 2009-04-19 Diego Novillo <dnovillo@google.com>
17079 * toplev.c (compile_file): Move call to coverage_finish ...
17080 * cgraphunit.c (ipa_passes): ... here.
17081 Call cgraph_process_new_functions.
17082 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17083 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17085 2009-04-19 Jan Hubicka <jh@suse.cz>
17087 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17089 (dump_cgraph_node): Dump can throw external flag.
17090 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17092 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17096 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17097 * common.opt (Wlogical-op): Move from here...
17098 * c.opt (Wlogical-op): ... to here.
17099 * c-typeck.c (parser_build_binary_op): Update call to
17100 warn_logical_operator.
17101 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17103 * c-common.c (warn_logical_op): Update.
17104 * c-common.h (warn_logical_op): Update declaration.
17106 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17108 * tree.c (protected_set_expr_location): Fix formatting.
17110 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17113 * c-typeck.c (readonly_warning): new.
17114 (build_unary_op, build_modify_expr): Use readonly_warning for
17115 storing into something readonly but not const-qualified.
17117 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17120 * c-typeck.c (build_unary_op): Check for taking address of
17121 expression of type void.
17123 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17126 * c-typeck.c (build_function_call): Check for calling a function
17127 with qualified void return types. Call require_complete_type when
17130 2009-04-18 Jan Hubicka <jh@suse.cz>
17132 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17134 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17135 can_throw_external flag.
17136 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17137 * ipa-pure-const.c (ignore_edge): New function.
17138 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17139 only over can_throw_external edges.
17140 (local_pure_const): Add nothrow flag.
17141 * ipa-utils.c (searchc): Add ignore_edge callback.
17142 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17143 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17144 (set_nothrow_function_flags): Update cgraph.
17145 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17147 2009-04-18 Richard Guenther <rguenther@suse.de>
17149 PR middle-end/39804
17150 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17151 (fold_stmt): ... this and ...
17152 (fold_stmt_inplace): ... this.
17153 (fold_stmt_1): Fold references in calls and asms.
17154 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17156 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17158 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17159 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17161 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17163 * tree.c (function_args_count): Remove.
17164 * tree.h: Remove the prototype for function_args_count.
17166 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17168 * tree-iterator.c (expr_only): Remove.
17169 * tree.h: Remove the prototype for expr_only.
17171 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17173 * reginfo.c (cannot_change_mode_set_regs): Remove.
17174 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17176 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17178 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17179 whether operands 0 and 1 overlaps.
17181 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17183 PR middle-end/36902
17184 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17185 pointer. Use warning_at instead of warning.
17186 (search_for_addr_array): Likewise.
17187 (check_array_bounds): Likewise.
17188 (check_all_array_refs): Check that the incoming edge is not in the
17189 list of edges to be removed.
17190 (check_all_array_refs): Avoid the temporal pointer.
17191 (vrp_visit_cond_stmt): Fix typo.
17192 (simplify_switch_using_ranges): Handle the case where the switch
17193 index is an integer constant.
17195 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17197 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17199 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17201 * doc/extend.texi, doc/invoke.texi: Fix typos.
17203 2009-04-17 Cary Coutant <ccoutant@google.com>
17205 * tree-flow-inline.h (get_lineno): Fix inverted test.
17207 2009-04-17 Diego Novillo <dnovillo@google.com>
17209 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17210 assertion for AVAIL_OUT.
17212 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17215 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17216 * config/sh/linux-atomic.asm: Likewise.
17218 2009-04-17 Diego Novillo <dnovillo@google.com>
17220 * except.c (debug_eh_tree): New.
17221 (struct eh_region, struct eh_status): Move ...
17222 * except.h: ... here.
17223 (add_type_for_runtime): Declare extern.
17224 (lookup_type_for_runtime): Likewise.
17225 (debug_eh_tree): Declare.
17226 * Makefile.in (GTFILES): List except.h before except.c
17228 2009-04-17 Diego Novillo <dnovillo@google.com>
17230 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17231 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17232 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17233 (find_vars_r): ... here.
17234 * tree-flow.h (find_referenced_vars_in): Declare.
17235 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17236 that AVAIL_OUT exists for BLOCK.
17237 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17238 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17239 (tree-parloops.o): Likewise.
17241 2009-04-17 Simon Baldwin <simonb@google.com>
17243 * toplev.c (default_tree_printer): Add handling for %E format.
17245 2009-04-17 Diego Novillo <dnovillo@google.com>
17247 * tree-pretty-print.c (dump_generic_node): Add break after
17248 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17249 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17250 FUNCTION_TYPE together. Call print_struct_decl when printing
17251 structures and TDF_SLIM is not given.
17252 (print_struct_decl): Fix logic for detecting recursion.
17254 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17257 * gcc.c (create_at_file): New.
17258 (compile_input_file_p): New.
17259 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17260 * main.c (main): Update call to toplev_main.
17261 * toplev.c (toplev_main): Change signature. Call expandargv.
17262 * toplev.h (toplev_main): Change signature.
17264 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17266 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17267 if the latter is not constant.
17269 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17271 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17273 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17275 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17276 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17278 2009-04-17 Richard Guenther <rguenther@suse.de>
17280 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17281 Handle component references view-converting an invariant address.
17283 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17285 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17286 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17287 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17288 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17289 Use @deftypevr rather than @deftypevar.
17291 2009-04-17 Richard Guenther <rguenther@suse.de>
17293 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17294 (get_prop_source_stmt): Likewise.
17295 (can_propagate_from): Likewise.
17297 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17299 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17300 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17301 (--with-multilib-list): Add default value.
17302 * configure: Regenerate.
17303 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17304 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17305 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17306 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17307 Don't add default cpu to multilib list unnecessarily, but do enable
17308 the relevant compiler option..
17309 Add support for --with-multilib-list=<blank> and
17310 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17311 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17312 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17313 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17314 TM_MULTILIB_CONFIG.
17315 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17316 (MULTILIB_OSDIRNAMES): New variable.
17317 * config/sh/t-1e: Delete file.
17318 * config/sh/t-mlib-sh1: Delete file.
17319 * config/sh/t-mlib-sh2: Delete file.
17320 * config/sh/t-mlib-sh2a: Delete file.
17321 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17322 * config/sh/t-mlib-sh2a-single: Delete file.
17323 * config/sh/t-mlib-sh2a-single-only: Delete file.
17324 * config/sh/t-mlib-sh2e: Delete file.
17325 * config/sh/t-mlib-sh3e: Delete file.
17326 * config/sh/t-mlib-sh4: Delete file.
17327 * config/sh/t-mlib-sh4-nofpu: Delete file.
17328 * config/sh/t-mlib-sh4-single: Delete file.
17329 * config/sh/t-mlib-sh4-single-only: Delete file.
17330 * config/sh/t-mlib-sh4a: Delete file.
17331 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17332 * config/sh/t-mlib-sh4a-single: Delete file.
17333 * config/sh/t-mlib-sh4a-single-only: Delete file.
17334 * config/sh/t-mlib-sh4al: Delete file.
17335 * config/sh/t-mlib-sh5-32media: Delete file.
17336 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17337 * config/sh/t-mlib-sh5-64media: Delete file.
17338 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17339 * config/sh/t-mlib-sh5-compact: Delete file.
17340 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17341 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17342 * doc/install.texi (Options specification): Add
17343 --with-multilib-list and --with-endian.
17345 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17347 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17349 (OBJS-common): Add plugin-version.o.
17350 (plugin-version.o): New.
17351 * gcc-plugin.h (plugin_gcc_version): New.
17352 (plugin_default_version_check): New.
17353 (plugin_init_func, plugin_init): Add version argument.
17354 * plugin-version.c: New.
17355 * plugin.c (str_plugin_gcc_version_name): New.
17356 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17357 pass it to the init function.
17358 (plugin_default_version_check): New.
17360 2009-04-17 Richard Guenther <rguenther@suse.de>
17362 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17363 for decl-vs-decl disambiguation.
17365 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17367 * config/s390/s390.h (s390_tune_attr): New macro definition.
17368 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17370 2009-04-17 Richard Guenther <rguenther@suse.de>
17372 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17373 (fold_stmt_r): Likewise.
17374 (maybe_fold_reference): New function.
17375 (fold_gimple_assign): Handle cases fold_stmt_r did.
17376 (fold_stmt): Do not use fold_stmt_r.
17377 (fold_stmt_inplace): Likewise.
17379 2009-04-17 Richard Guenther <rguenther@suse.de>
17381 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17382 (record_equivalences_from_stmt): Remove useless checks and
17384 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17385 the type is already suitable.
17387 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17389 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17391 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17393 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17394 (CMPtype): Define as __gcc_CMPtype.
17396 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17398 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17399 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17401 2009-04-17 Richard Guenther <rguenther@suse.de>
17403 PR tree-optimization/39746
17404 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17405 special-casing for builtins and static variable use/def.
17406 (call_may_clobber_ref_p_1): Likewise.
17408 2009-04-16 Ian Lance Taylor <iant@google.com>
17410 * df.h: Include "timevar.h".
17411 (struct df_problem): Change tv_id field to timevar_id_t.
17412 * tree-pass.h: Include "timevar.h".
17413 (struct opt_pass): Change tv_id field to timevar_id_t.
17414 * timevar.h (timevar_id_t): Define TV_NONE.
17415 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17416 TV_NONE rather than tv_id != 0.
17417 (execute_one_pass): Likewise.
17418 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17419 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17420 dependencies to $(TREE_PASS_H).
17421 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17423 (pass_branch_target_load_optimize2): Likewise.
17424 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17425 (pass_outof_cfg_layout_mode): Likewise.
17426 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17427 (pass_rebuild_cgraph_edges): Likewise.
17428 (pass_remove_cgraph_callee_edges): Likewise.
17429 * df-core.c (pass_df_initialize_opt): Likewise.
17430 (pass_df_initialize_no_opt): Likewise.
17431 (pass_df_finish): Likewise.
17432 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17433 * except.c (pass_set_nothrow_function_flags): Likewise.
17434 (pass_convert_to_eh_region_ranges): Likewise.
17435 * final.c (pass_compute_alignments): Likewise.
17436 * function.c (pass_instantiate_virtual_regs): Likewise.
17437 (pass_init_function): Likewise.
17438 (pass_leaf_regs): Likewise.
17439 (pass_match_asm_constraints): Likewise.
17440 * gimple-low.c (pass_lower_cf): Likewise.
17441 (pass_mark_used_blocks): Likewise.
17442 * init-regs.c (pass_initialize_regs): Likewise.
17443 * integrate.c (pass_initial_value_sets): Likewise.
17444 * ira.c (pass_ira): Likewise.
17445 * jump.c (pass_cleanup_barriers): Likewise.
17446 * omp-low.c (pass_expand_omp): Likewise.
17447 (pass_lower_omp): Likewise.
17448 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17449 * recog.c (pass_split_all_insns): Likewise.
17450 (pass_split_after_reload): Likewise.
17451 (pass_split_before_regstack): Likewise.
17452 (pass_split_before_sched2): Likewise.
17453 (pass_split_for_shorten_branches): Likewise.
17454 * reginfo.c (pass_reginfo_init): Likewise.
17455 (pass_subregs_of_mode_init): Likewise.
17456 (pass_subregs_of_mode_finish): Likewise.
17457 * passes.c (pass_postreload): Likewise.
17458 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17459 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17460 (pass_warn_function_return): Likewise.
17461 (pass_warn_function_noreturn): Likewise.
17462 * tree-complex.c (pass_lower_complex): Likewise.
17463 (pass_lower_complex_O0): Likewise.
17464 * tree-if-conv.c (pass_if_conversion): Likewise.
17465 * tree-into-ssa.c (pass_build_ssa): Likewise.
17466 * tree-mudflap.c (pass_mudflap_1): Likewise.
17467 (pass_mudflap_2): Likewise.
17468 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17469 (pass_mudflap_2): Likewise.
17470 * tree-nrv.c (pass_return_slot): Likewise.
17471 * tree-object-size.c (pass_object_sizes): Likewise.
17472 * tree-optimize.c (pass_all_optimizations): Likewise.
17473 (pass_early_local_passes): Likewise.
17474 (pass_all_early_optimizations): Likewise.
17475 (pass_cleanup_cfg): Likewise.
17476 (pass_cleanup_cfg_post_optimizing): Likewise.
17477 (pass_free_datastructures): Likewise.
17478 (pass_free_cfg_annotations): Likewise.
17479 (pass_fixup_cfg): Likewise.
17480 (pass_init_datastructures): Likewise.
17481 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17482 (pass_late_warn_uninitialized): Likewise.
17483 (pass_update_address_taken): Likewise.
17484 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17485 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17486 (pass_cse_sincos): Likewise.
17487 (pass_convert_to_rsqrt): Likewise.
17488 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17489 * tree-stdarg.c (pass_stdarg): Likewise.
17490 * tree-tailcall.c (pass_tail_recursion): Likewise.
17491 (pass_tail_calls): Likewise.
17492 * tree-vect-generic.c (pass_lower_vector): Likewise.
17493 (pass_lower_vector_ssa): Likewise.
17494 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17496 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17498 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17500 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17502 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17503 logical and signext.
17505 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17508 * config/sh/predicates.md (arith_operand): Check if the operand
17509 of TRUNCATE is a REG.
17511 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17513 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17514 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17516 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17518 * tree-iterator.c (tsi_split_statement_list_after,
17519 tsi_split_statement_list_before): Remove.
17520 * tree-iterator.h: Remove the prototypes for
17521 tsi_split_statement_list_after and tsi_split_statement_list_before.
17523 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17525 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17526 * tree-ssa-propagate.h: Remove the prototype for
17527 stmt_makes_single_load.
17529 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17531 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17532 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17534 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17536 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17538 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17540 * except.c (eh_region_outer_p): Remove.
17541 * except.h: Remove the prototype for eh_region_outer_p.
17543 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17545 * function.c (current_function_assembler_name): Remove.
17546 * function.h: Remove the prototype for
17547 current_function_assembler_name.
17549 2009-04-16 Ian Lance Taylor <iant@google.com>
17551 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17552 (add_reg_note): Call alloc_reg_note.
17553 * rtl.h (alloc_reg_note): Declare.
17554 * combine.c (try_combine): Use alloc_reg_note.
17555 (recog_for_combine, move_deaths): Likewise.
17556 (distribute_notes): Use alloc_reg_note and add_reg_note.
17557 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17558 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17559 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17561 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17563 PR rtl-optimization/39762
17564 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17565 ira_may_move_out_cost): Add comments about way of their usage.
17566 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17568 * ira-conflicts.c (process_regs_for_copy): Use function
17569 ira_get_register_move_cost instead of global
17570 ira_register_move_cost.
17572 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17573 color_pass, move_spill_restore, update_curr_costs): Ditto.
17575 * ira-lives.c (process_single_reg_class_operands): Ditto.
17577 * ira-emit.c (emit_move_list): Ditto.
17579 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17580 (record_reg_classes): Ditto. Use functions
17581 ira_get_register_move_cost and ira_get_may_move_cost instead of
17582 global vars ira_register_move_cost, ira_may_move_out_cost and
17583 ira_may_move_in_cost.
17584 (record_address_regs): Don't call ira_init_register_move_cost.
17585 Use function ira_get_may_move_cost instead of global
17586 ira_may_move_in_cost.
17587 (process_bb_node_for_hard_reg_moves): Use function
17588 ira_get_register_move_cost instead of global ira_register_move_cost.
17589 (ira_costs): Don't call ira_init_register_move_cost.
17591 2009-04-16 Richard Guenther <rguenther@suse.de>
17593 * tree-cfg.c (verify_gimple_assign_binary):
17594 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17595 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17596 (create_general_new_stmt): Note that this function is broken.
17598 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17600 * common.opt (fhelp): Add Var(help_flag).
17601 * gcc-plugin.h (plugin_info): Add help.
17602 * plugin.c (plugin_name_args): Add help.
17603 (register_plugin_info): Set plugin->help.
17604 (print_help_one_plugin): New.
17605 (print_plugins_help): New.
17606 * plugin.h (print_plugins_help): New.
17607 * toplev.c (toplev_main): Call print_plugins_help if needed.
17609 2009-04-16 Richard Guenther <rguenther@suse.de>
17611 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17612 (gimple_ior_addresses_taken_1): New function.
17613 (gimple_ior_addresses_taken): Likewise.
17614 * gimple.h (struct gimple_statement_with_ops_base): Remove
17615 addresses_taken member.
17616 (gimple_ior_addresses_taken): Declare.
17617 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17618 gimple_set_addresses_taken): Remove.
17619 * ipa-reference.c (mark_address): New function.
17620 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17621 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17622 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17623 (gimple_add_to_addresses_taken): Remove.
17624 (get_tmr_operands): Call mark_address_taken.
17625 (get_asm_expr_operands): Likewise.
17626 (get_expr_operands): Likewise.
17627 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17628 (free_stmt_operands): Do not free it.
17629 * tree-ssa.c (delete_tree_ssa): Likewise.
17630 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17632 2009-04-16 Richard Guenther <rguenther@suse.de>
17634 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17635 (walk_stmt_load_store_ops): Likewise.
17636 * gimple.c (get_base_loadstore): New function.
17637 (walk_stmt_load_store_addr_ops): Likewise.
17638 (walk_stmt_load_store_ops): Likewise.
17639 * ipa-pure-const.c (check_op): Simplify.
17640 (check_load, check_store): New functions.
17641 (check_stmt): Use walk_stmt_load_store_ops.
17642 * ipa-reference.c (mark_load): Adjust signature.
17643 (mark_store): Likewise.
17644 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17646 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17648 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17649 (plugin_info): New.
17650 * opts.c (common_handle_option): Don't call print_version.
17651 * plugin.c (plugin_name_args): Add version.
17652 (register_plugin_info): New.
17653 (register_callback): Handle PLUGIN_INFO.
17654 (try_init_one_plugin): New.
17655 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17657 (finalize_one_plugin): New.
17658 (finalize_plugins): New.
17659 (print_one_plugin): New.
17660 (print_plugins_versions): New.
17661 * plugin.h (print_plugins_versions): New.
17662 (finalize_plugins): New.
17663 * toplev.c (compile_file): Don't call initialize_plugins.
17664 (print_version): Call print_plugins_versions.
17665 (toplev_main): Call initialize_plugins. Print version if needed.
17666 Call finalize_plugins.
17668 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17670 * common.opt (fversion): New.
17671 * gcc.c (print_version): New.
17672 (process_command): Don't print the version. Just set print_version.
17673 (main): Print version. Call subprocesses if print_version and
17674 verbose_flag are set.
17675 * opts.c (common_handle_option): Handle OPT_fversion.
17677 2009-04-16 Richard Guenther <rguenther@suse.de>
17678 Ira Rosen <irar@il.ibm.com>
17680 PR tree-optimization/39698
17681 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17682 type of the reduction variable. Only generate the def if
17685 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17686 make sure to first convert to an integer of the same precision.
17687 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17688 the type of the evolution correctly in computing the new
17689 induction variable base.
17691 2009-04-16 Richard Guenther <rguenther@suse.de>
17693 PR middle-end/39625
17694 * tree-cfg.c (make_blocks): Split statements with to-be
17695 abnormal SSA names on the lhs.
17697 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17699 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17700 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17701 * c-typeck.c (really_start_incremental_init): Likewise.
17702 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17703 (TARGET_INITIALIZER): Remove it.
17704 * target.h (struct target): Remove vector_opaque_p.
17705 * tree.c (build_opaque_vector_type): New.
17706 * tree.h (TYPE_VECTOR_OPAQUE): New.
17707 (build_opaque_vector_type): Declare.
17708 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17709 * config/rs6000/rs6000.c (build_opaque_vector_type,
17710 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17711 (rs6000_init_builtins): Use build_opaque_vector_type for
17712 opaque_V4SI_type_node.
17714 2009-04-15 Catherine Moore <clm@codesourcery.com>
17716 * debug.h (set_name): Declare.
17717 * dwarf2out.c (dwarf2out_set_name): Declare.
17718 (dwarf2_debug_hooks): Add set_name.
17719 (find_AT_string): New.
17720 (add_AT_string): Call find_AT_string.
17721 (dwarf2out_set_name): New.
17722 * cp/decl.c (grokdeclarator): Call set_name.
17723 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17724 * debug.c (do_nothing_debug_hooks): Likewise.
17725 * dbxout.c (dbx_debug_hooks): Likewise.
17726 * sdbout.c (sdb_debug_hooks): Likewise.
17728 2009-04-15 Michael Eager <eager@eagercon.com>
17730 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17731 reg for single-precision FPU.
17732 * config/rs6000/rs6000.md (movsi_internal1): Only for
17733 !TARGET_SINGLE_FPU.
17734 (movsi_internal1_single): New. Add pattern to move SI values to/from
17735 single-precision FP regs.
17737 2009-04-15 Richard Guenther <rguenther@suse.de>
17739 * omp-low.c (lower_rec_input_clauses): Build correct address
17741 (expand_omp_for_generic): Fix multiplication type.
17742 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17743 (generate_memset_zero): Fix types.
17744 * tree-profile.c (prepare_instrumented_value): Correctly
17747 2009-04-15 Ian Lance Taylor <iant@google.com>
17749 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17750 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17751 for -Wall and for -Wc++-compat.
17752 (c_common_post_options): For C++, set warn_enum_compare if not
17754 * c-tree.h (struct c_expr): Add field original_type.
17755 (build_external_ref): Update declaration.
17756 * c-parser.c (c_parser_braced_init): Set original_type.
17757 (c_parser_initelt): Likewise.
17758 (c_parser_expr_no_commas): Likewise.
17759 (c_parser_conditional_expression): Likewise.
17760 (c_parser_cast_expression): Likewise.
17761 (c_parser_unary_expression): Likewise. Pull setting of
17762 original_code to top of function.
17763 (c_parser_sizeof_expression): Set original_type.
17764 (c_parser_alignof_expression): Likewise.
17765 (c_parser_postfix_expression): Likewise. Pull setting of
17766 original_code to top of function.
17767 (c_parser_postfix_expression_after_paren_type): Set original_type.
17768 (c_parser_postfix_expression_after_primary): Likewise.
17769 (c_parser_expression): Likewise.
17770 * c-typeck.c (build_external_ref): Add type parameter. Change all
17772 (c_expr_sizeof_expr): Set original_type field.
17773 (parser_build_unary_op): Likewise.
17774 (parser_build_binary_op): Likewise. Optionally warn about
17775 comparisons of enums of different types.
17776 (digest_init): Set original_type field.
17777 (really_start_incremental_init): Likewise.
17778 (push_init_level, pop_init_level): Likewise.
17779 * doc/invoke.texi (Warning Options): -Wenum-compare now
17782 2009-04-15 Richard Guenther <rguenther@suse.de>
17784 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17785 out a necessary conversion.
17786 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17787 names we didn't value number.
17788 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17790 2009-04-15 Richard Guenther <rguenther@suse.de>
17792 PR tree-optimization/39764
17793 * tree-ssa-ccp.c (get_value): Canonicalize value with
17794 canonicalize_float_value.
17796 2009-04-15 Jan Hubicka <jh@suse.cz>
17798 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17799 Wrong version of patch.
17801 2009-04-15 Jan Hubicka <jh@suse.cz>
17803 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17805 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17807 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17808 our distinct integral and vector types.
17810 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17812 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17813 * init.c (build_vtbl_address): Remove call to assemble_external.
17815 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17817 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17818 output for other floating point modes.
17820 2009-04-14 Diego Novillo <dnovillo@google.com>
17822 * diagnostic.c (diagnostic_report_diagnostic): Do not
17823 warn about loaded plugins for DK_ERROR and DK_WARNING.
17824 * c-decl.c (declspecs_add_type): Move call to
17825 invoke_plugin_callbacks ...
17826 * c-parser.c (c_parser_declspecs): ... here.
17827 * plugin.c (dump_active_plugins): Tidy output.
17829 2009-04-14 Diego Novillo <dnovillo@google.com>
17830 Le-Chun Wu <lcwu@google.com>
17832 * configure.ac: Add --enable-plugin support.
17833 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17834 * Makefile.in (PLUGIN_H): Define.
17835 Export ENABLE_PLUGIN and GMPINC to site.exp.
17836 Add PLUGINLIBS to link command.
17837 Add/modify dependencies for plugin.o and files including plugin.h.
17839 * config.in: Regenerate.
17841 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17844 2009-04-14 Le-Chun Wu <lcwu@google.com>
17846 * tree-pass.h (register_one_dump_file): Add a prototype for
17847 register_one_dump_file.
17848 * toplev.c (compile_file): Call initialize_plugins.
17849 (do_compile): Call invoke_plugin_callbacks.
17850 (toplev_main): Call invoke_plugin_callbacks.
17851 * common.opt: Add -fplugin= and -fplugin-arg-.
17852 * gcc-plugin.h: New public header file for plugins to include.
17853 * plugin.c: New source file.
17854 * plugin.h: New internal header file.
17855 * passes.c (register_one_dump_file): Make it external.
17857 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17859 2009-04-14 Diego Novillo <dnovillo@google.com>
17861 * doc/plugins.texi: New.
17862 * doc/gccint.texi: Add reference to Plugins chapter.
17863 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17864 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17865 loaded plugins, if any.
17866 * timevar.def (TV_PLUGIN_INIT): Define.
17867 (TV_PLUGIN_RUN): Define.
17868 * plugin.c: Include timevar.h
17869 (plugins_active_p): New.
17870 (dump_active_plugins): New.
17871 (debug_active_plugins): New.
17873 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17875 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17877 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17879 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17881 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17882 the same as a minus without a shift.
17884 2009-04-14 Nick Clifton <nickc@redhat.com>
17886 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17887 comparisons with small integers will always produce a short
17890 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17893 2008-12-19 Diego Novillo <dnovillo@google.com>
17895 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17897 2009-04-14 Richard Guenther <rguenther@suse.de>
17899 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17901 (verify_gimple_assign_binary): Likewise. Handle shifts and
17903 (verify_gimple_phi): Print the mismatched argument position.
17904 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17906 (vect_update_init_of_dr): Likewise.
17907 * matrix-reorg.c (transform_access_sites): Do what the
17909 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17911 2009-04-13 Michael Eager <eager@eagercon.com>
17913 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17914 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17915 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
17916 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
17917 remove duplicate config
17919 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17921 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
17922 file_name:line_number type locator of the call site.
17924 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
17926 * genautomata.c: Put blank after comma.
17927 (automaton_decls): New.
17928 (struct unit_usage): Add comments to member next.
17929 (store_alt_unit_usage): Keep the list ordered.
17930 (unit_present_on_list_p, equal_alternatives_p): New.
17931 (check_regexp_units_distribution): Check units distribution
17932 correctness correctly.
17933 (main): Don't write automata if error is found. Return correct
17936 * config/m68k/cf.md (cfv4_ds): Remove.
17937 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
17938 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
17940 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
17941 power4-load-ext, power4-store, power4-store-update,
17942 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
17943 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
17944 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
17945 power4-sqrt, power4-isync): Modify reservation to make correct
17946 unit distribution to automata.
17948 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
17949 power5-store-update, power5-two, power5-three, power5-lmul,
17950 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
17952 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
17954 * except.c (pass_set_nothrow_function_flags): Set name and add
17956 (set_nothrow_function_flags): Mention in the dump file when
17957 changing a function to nothrow.
17959 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
17962 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
17963 instead of unsigned long.
17965 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17967 * config/arm/arm.c (return_used_this_function): Remove.
17968 (arm_output_function_prologue): Remove use of
17969 return_used_this_function.
17970 (output_return_instruction): Replace use of
17971 return_used_this_function
17972 by cfun->machine->return_used_this_function.
17973 (arm_output_epilogue): Likewise.
17974 (arm_output_function_epilogue): Likewise.
17975 (thumb_unexpanded_epilogue): Likewise.
17976 * config/arm/arm.h (struct machine_function):
17977 New member return_used_this_function.
17979 2009-04-12 Mark Mitchell <mark@codesourcery.com>
17981 * doc/install.texi: Correct description of default directory for
17982 --with-gxx-include-dir.
17984 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
17986 * fold-const.c (build_range_check): Properly deal with enumeral and
17987 boolean base types.
17989 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
17991 * doc/invoke.texi (max_gcse_passes): Remove documentation.
17992 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
17993 * params.h (MAX_GCSE_PASSES): Remove.
17994 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
17995 in sequence. Remove ability to run multiple passes.
17996 (bypass_jumps): Report run as third CPROP pass.
17998 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18000 PR middle-end/39651
18001 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18002 when deciding whether the whole SEQUENCE can throw.
18004 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18007 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18008 offseted label references.
18010 2009-04-11 Jan Hubicka <jh@suse.cz>
18012 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18014 2009-04-11 Richard Guenther <rguenther@suse.de>
18016 PR middle-end/39732
18017 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18018 return variables as TREE_ADDRESSABLE.
18020 2009-04-11 Richard Guenther <rguenther@suse.de>
18022 PR tree-optimization/39713
18023 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18024 reference trees have SSA_NAME operands.
18026 2009-04-11 Richard Guenther <rguenther@suse.de>
18029 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18030 address expressions.
18032 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18034 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18035 match changes in Cygwin 1.7
18036 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18037 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18039 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18041 PR tree-optimization/39701
18042 * doc/invoke.texi (Optimization Options): Document change in
18043 meaning and initialization of -fdelete-null-pointer-checks.
18045 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18047 PR middle-end/39701
18048 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18050 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18053 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18055 2009-04-10 Chao-ying Fu <fu@mips.com>
18057 * doc/tm.texi (Instruction Output): Document
18058 TARGET_ASM_FINAL_POSTSCAN_INSN.
18059 * target.h (final_postscan_insn): New field in asm_out.
18060 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18061 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18062 * final.c (final_scan_insn): Call
18063 targetm.asm_out.final_postscan_insn after outputting
18064 an asm macro and a normal instruction.
18066 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18067 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18068 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18069 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18070 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18072 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18074 PR middle-end/39701
18075 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18076 variables as non-NULL even with -fdelete-null-pointer-checks.
18078 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18080 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18082 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18085 * config/i386/i386.c (classify_argument): Handle SCmode with
18086 (bit_offset % 64) != 0.
18088 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18090 * doc/invoke.texi (Optimize Options): Add cross-reference to
18091 -Q --help=optimizers examples.
18093 2009-04-10 Ben Elliston <bje@au.ibm.com>
18096 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18097 regalign for the reg == fpr and TDmode case.
18099 2009-04-09 David Ayers <ayers@fsfe.org>
18102 * objc/objc-act.c (warn_with_method): Remove helper function.
18103 (check_duplicates): Call warning and inform directly.
18104 (really_start_method): Likewise.
18106 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18108 * expmed.c (expand_divmod): Always use a comparison for a division
18109 by a large unsigned integer.
18111 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
18112 for things others than variables or functions as nonzero.
18114 2009-04-09 Nick Clifton <nickc@redhat.com>
18116 * unwind-compat.c: Change copyright header to refer to version
18117 3 of the GNU General Public License with version 3.1 of the
18118 GCC Runtime Library Exception and to point readers at the
18119 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
18120 * config/alpha/crtfastmath.c: Likewise.
18121 * config/alpha/linux-unwind.h: Likewise.
18122 * config/alpha/qrnnd.asm: Likewise.
18123 * config/alpha/vms-crt0-64.c: Likewise.
18124 * config/alpha/vms-crt0.c: Likewise.
18125 * config/alpha/vms-dwarf2.asm: Likewise.
18126 * config/alpha/vms-dwarf2eh.asm: Likewise.
18127 * config/alpha/vms-psxcrt0-64.c: Likewise.
18128 * config/alpha/vms-psxcrt0.c: Likewise.
18129 * config/alpha/vms_tramp.asm: Likewise.
18130 * config/arc/initfini.c: Likewise.
18131 * config/arc/lib1funcs.asm: Likewise.
18132 * config/arm/bpabi-v6m.S: Likewise.
18133 * config/arm/bpabi.S: Likewise.
18134 * config/arm/bpabi.c: Likewise.
18135 * config/arm/crti.asm: Likewise.
18136 * config/arm/crtn.asm: Likewise.
18137 * config/arm/ieee754-df.S: Likewise.
18138 * config/arm/ieee754-sf.S: Likewise.
18139 * config/arm/lib1funcs.asm: Likewise.
18140 * config/arm/libunwind.S: Likewise.
18141 * config/arm/linux-atomic.c: Likewise.
18142 * config/arm/mmintrin.h: Likewise.
18143 * config/arm/pr-support.c: Likewise.
18144 * config/arm/unaligned-funcs.c: Likewise.
18145 * config/arm/unwind-arm.c: Likewise.
18146 * config/arm/unwind-arm.h: Likewise.
18147 * config/avr/libgcc.S: Likewise.
18148 * config/bfin/crti.s: Likewise.
18149 * config/bfin/crtlibid.s: Likewise.
18150 * config/bfin/crtn.s: Likewise.
18151 * config/bfin/lib1funcs.asm: Likewise.
18152 * config/bfin/linux-unwind.h: Likewise.
18153 * config/cris/arit.c: Likewise.
18154 * config/cris/cris_abi_symbol.c: Likewise.
18155 * config/darwin-64.c: Likewise.
18156 * config/darwin-crt2.c: Likewise.
18157 * config/darwin-crt3.c: Likewise.
18158 * config/darwin.h: Likewise.
18159 * config/dbxelf.h: Likewise.
18160 * config/dfp-bit.c: Likewise.
18161 * config/dfp-bit.h: Likewise.
18162 * config/elfos.h: Likewise.
18163 * config/fixed-bit.c: Likewise.
18164 * config/fixed-bit.h: Likewise.
18165 * config/fp-bit.c: Likewise.
18166 * config/fp-bit.h: Likewise.
18167 * config/fr30/crti.asm: Likewise.
18168 * config/fr30/crtn.asm: Likewise.
18169 * config/fr30/lib1funcs.asm: Likewise.
18170 * config/freebsd-spec.h: Likewise.
18171 * config/frv/cmovd.c: Likewise.
18172 * config/frv/cmovh.c: Likewise.
18173 * config/frv/cmovw.c: Likewise.
18174 * config/frv/frvbegin.c: Likewise.
18175 * config/frv/frvend.c: Likewise.
18176 * config/frv/lib1funcs.asm: Likewise.
18177 * config/glibc-stdint.h: Likewise.
18178 * config/h8300/clzhi2.c: Likewise.
18179 * config/h8300/crti.asm: Likewise.
18180 * config/h8300/crtn.asm: Likewise.
18181 * config/h8300/ctzhi2.c: Likewise.
18182 * config/h8300/fixunssfsi.c: Likewise.
18183 * config/h8300/lib1funcs.asm: Likewise.
18184 * config/h8300/parityhi2.c: Likewise.
18185 * config/h8300/popcounthi2.c: Likewise.
18186 * config/i386/ammintrin.h: Likewise.
18187 * config/i386/att.h: Likewise.
18188 * config/i386/avxintrin.h: Likewise.
18189 * config/i386/biarch64.h: Likewise.
18190 * config/i386/bmmintrin.h: Likewise.
18191 * config/i386/cpuid.h: Likewise.
18192 * config/i386/cross-stdarg.h: Likewise.
18193 * config/i386/crtfastmath.c: Likewise.
18194 * config/i386/crtprec.c: Likewise.
18195 * config/i386/cygming-crtbegin.c: Likewise.
18196 * config/i386/cygming-crtend.c: Likewise.
18197 * config/i386/cygwin.asm: Likewise.
18198 * config/i386/emmintrin.h: Likewise.
18199 * config/i386/gmm_malloc.h: Likewise.
18200 * config/i386/gthr-win32.c: Likewise.
18201 * config/i386/i386.h: Likewise.
18202 * config/i386/immintrin.h: Likewise.
18203 * config/i386/linux-unwind.h: Likewise.
18204 * config/i386/linux64.h: Likewise.
18205 * config/i386/mm3dnow.h: Likewise.
18206 * config/i386/mmintrin-common.h: Likewise.
18207 * config/i386/mmintrin.h: Likewise.
18208 * config/i386/nmmintrin.h: Likewise.
18209 * config/i386/pmm_malloc.h: Likewise.
18210 * config/i386/pmmintrin.h: Likewise.
18211 * config/i386/smmintrin.h: Likewise.
18212 * config/i386/sol2-c1.asm: Likewise.
18213 * config/i386/sol2-ci.asm: Likewise.
18214 * config/i386/sol2-cn.asm: Likewise.
18215 * config/i386/sol2-gc1.asm: Likewise.
18216 * config/i386/tmmintrin.h: Likewise.
18217 * config/i386/unix.h: Likewise.
18218 * config/i386/w32-unwind.h: Likewise.
18219 * config/i386/wmmintrin.h: Likewise.
18220 * config/i386/x86-64.h: Likewise.
18221 * config/i386/x86intrin.h: Likewise.
18222 * config/i386/xmmintrin.h: Likewise.
18223 * config/ia64/crtbegin.asm: Likewise.
18224 * config/ia64/crtend.asm: Likewise.
18225 * config/ia64/crtfastmath.c: Likewise.
18226 * config/ia64/crti.asm: Likewise.
18227 * config/ia64/crtn.asm: Likewise.
18228 * config/ia64/fde-glibc.c: Likewise.
18229 * config/ia64/lib1funcs.asm: Likewise.
18230 * config/ia64/linux-unwind.h: Likewise.
18231 * config/ia64/quadlib.c: Likewise.
18232 * config/ia64/unwind-ia64.c: Likewise.
18233 * config/linux.h: Likewise.
18234 * config/m32c/m32c-lib1.S: Likewise.
18235 * config/m32c/m32c-lib2-trapv.c: Likewise.
18236 * config/m32c/m32c-lib2.c: Likewise.
18237 * config/m32r/initfini.c: Likewise.
18238 * config/m68hc11/larith.asm: Likewise.
18239 * config/m68hc11/m68hc11-crt0.S: Likewise.
18240 * config/m68k/cf.md: Likewise.
18241 * config/m68k/crti.s: Likewise.
18242 * config/m68k/crtn.s: Likewise.
18243 * config/m68k/lb1sf68.asm: Likewise.
18244 * config/m68k/linux-unwind.h: Likewise.
18245 * config/mcore/crti.asm: Likewise.
18246 * config/mcore/crtn.asm: Likewise.
18247 * config/mcore/lib1.asm: Likewise.
18248 * config/mips/linux-unwind.h: Likewise.
18249 * config/mips/loongson.h: Likewise.
18250 * config/mips/mips16.S: Likewise.
18251 * config/mmix/crti.asm: Likewise.
18252 * config/mmix/crtn.asm: Likewise.
18253 * config/pa/fptr.c: Likewise.
18254 * config/pa/hpux-unwind.h: Likewise.
18255 * config/pa/lib2funcs.asm: Likewise.
18256 * config/pa/linux-atomic.c: Likewise.
18257 * config/pa/linux-unwind.h: Likewise.
18258 * config/pa/milli64.S: Likewise.
18259 * config/pa/quadlib.c: Likewise.
18260 * config/pa/stublib.c: Likewise.
18261 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18262 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18263 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18264 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18265 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18266 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18267 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18268 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18269 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18270 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18271 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18272 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18273 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18274 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18275 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18276 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18277 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18278 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18279 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18280 * config/rs6000/750cl.h: Likewise.
18281 * config/rs6000/altivec.h: Likewise.
18282 * config/rs6000/biarch64.h: Likewise.
18283 * config/rs6000/crtresfpr.asm: Likewise.
18284 * config/rs6000/crtresgpr.asm: Likewise.
18285 * config/rs6000/crtresxfpr.asm: Likewise.
18286 * config/rs6000/crtresxgpr.asm: Likewise.
18287 * config/rs6000/crtsavfpr.asm: Likewise.
18288 * config/rs6000/crtsavgpr.asm: Likewise.
18289 * config/rs6000/darwin-asm.h: Likewise.
18290 * config/rs6000/darwin-fallback.c: Likewise.
18291 * config/rs6000/darwin-fpsave.asm: Likewise.
18292 * config/rs6000/darwin-ldouble.c: Likewise.
18293 * config/rs6000/darwin-tramp.asm: Likewise.
18294 * config/rs6000/darwin-unwind.h: Likewise.
18295 * config/rs6000/darwin-vecsave.asm: Likewise.
18296 * config/rs6000/darwin-world.asm: Likewise.
18297 * config/rs6000/e500crtres32gpr.asm: Likewise.
18298 * config/rs6000/e500crtres64gpr.asm: Likewise.
18299 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18300 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18301 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18302 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18303 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18304 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18305 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18306 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18307 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18308 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18309 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18310 * config/rs6000/eabi-ci.asm: Likewise.
18311 * config/rs6000/eabi-cn.asm: Likewise.
18312 * config/rs6000/eabi.asm: Likewise.
18313 * config/rs6000/linux-unwind.h: Likewise.
18314 * config/rs6000/linux64.h: Likewise.
18315 * config/rs6000/paired.h: Likewise.
18316 * config/rs6000/paired.md: Likewise.
18317 * config/rs6000/ppc64-fp.c: Likewise.
18318 * config/rs6000/ppu_intrinsics.h: Likewise.
18319 * config/rs6000/rs6000.h: Likewise.
18320 * config/rs6000/si2vmx.h: Likewise.
18321 * config/rs6000/sol-ci.asm: Likewise.
18322 * config/rs6000/sol-cn.asm: Likewise.
18323 * config/rs6000/spe.h: Likewise.
18324 * config/rs6000/spu2vmx.h: Likewise.
18325 * config/rs6000/sysv4.h: Likewise.
18326 * config/rs6000/tramp.asm: Likewise.
18327 * config/rs6000/vec_types.h: Likewise.
18328 * config/s390/linux-unwind.h: Likewise.
18329 * config/s390/tpf-unwind.h: Likewise.
18330 * config/score/crti.asm: Likewise.
18331 * config/score/crtn.asm: Likewise.
18332 * config/sh/crt1.asm: Likewise.
18333 * config/sh/crti.asm: Likewise.
18334 * config/sh/crtn.asm: Likewise.
18335 * config/sh/divtab-sh4-300.c: Likewise.
18336 * config/sh/divtab-sh4.c: Likewise.
18337 * config/sh/divtab.c: Likewise.
18338 * config/sh/lib1funcs-4-300.asm: Likewise.
18339 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18340 * config/sh/lib1funcs.asm: Likewise.
18341 * config/sh/lib1funcs.h: Likewise.
18342 * config/sh/linux-atomic.asm: Likewise.
18343 * config/sh/linux-unwind.h: Likewise.
18344 * config/sh/shmedia.h: Likewise.
18345 * config/sh/sshmedia.h: Likewise.
18346 * config/sh/ushmedia.h: Likewise.
18347 * config/sparc/crtfastmath.c: Likewise.
18348 * config/sparc/linux-unwind.h: Likewise.
18349 * config/sparc/sol2-c1.asm: Likewise.
18350 * config/sparc/sol2-ci.asm: Likewise.
18351 * config/sparc/sol2-cn.asm: Likewise.
18352 * config/spu/divmodti4.c: Likewise.
18353 * config/spu/divv2df3.c: Likewise.
18354 * config/spu/float_disf.c: Likewise.
18355 * config/spu/float_unsdidf.c: Likewise.
18356 * config/spu/float_unsdisf.c: Likewise.
18357 * config/spu/float_unssidf.c: Likewise.
18358 * config/spu/mfc_multi_tag_release.c: Likewise.
18359 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18360 * config/spu/mfc_tag_release.c: Likewise.
18361 * config/spu/mfc_tag_reserve.c: Likewise.
18362 * config/spu/mfc_tag_table.c: Likewise.
18363 * config/spu/multi3.c: Likewise.
18364 * config/spu/spu_internals.h: Likewise.
18365 * config/spu/spu_intrinsics.h: Likewise.
18366 * config/spu/spu_mfcio.h: Likewise.
18367 * config/spu/vec_types.h: Likewise.
18368 * config/spu/vmx2spu.h: Likewise.
18369 * config/stormy16/stormy16-lib2.c: Likewise.
18370 * config/svr4.h: Likewise.
18371 * config/sync.c: Likewise.
18372 * config/v850/lib1funcs.asm: Likewise.
18373 * config/vxlib-tls.c: Likewise.
18374 * config/vxlib.c: Likewise.
18375 * config/vxworks-dummy.h: Likewise.
18376 * config/xtensa/crti.asm: Likewise.
18377 * config/xtensa/crtn.asm: Likewise.
18378 * config/xtensa/ieee754-df.S: Likewise.
18379 * config/xtensa/ieee754-sf.S: Likewise.
18380 * config/xtensa/lib1funcs.asm: Likewise.
18381 * config/xtensa/lib2funcs.S: Likewise.
18382 * config/xtensa/linux-unwind.h: Likewise.
18383 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18384 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18385 * coretypes.h: Likewise.
18386 * crtstuff.c: Likewise.
18387 * defaults.h: Likewise.
18388 * dwarf2.h: Likewise.
18389 * emutls.c: Likewise.
18390 * gbl-ctors.h: Likewise.
18391 * gcov-io.h: Likewise.
18392 * ginclude/float.h: Likewise.
18393 * ginclude/iso646.h: Likewise.
18394 * ginclude/stdarg.h: Likewise.
18395 * ginclude/stdbool.h: Likewise.
18396 * ginclude/stddef.h: Likewise.
18397 * ginclude/stdfix.h: Likewise.
18398 * ginclude/stdint-gcc.h: Likewise.
18399 * ginclude/tgmath.h: Likewise.
18400 * gthr-aix.h: Likewise.
18401 * gthr-dce.h: Likewise.
18402 * gthr-gnat.c: Likewise.
18403 * gthr-gnat.h: Likewise.
18404 * gthr-lynx.h: Likewise.
18405 * gthr-mipssde.h: Likewise.
18406 * gthr-nks.h: Likewise.
18407 * gthr-posix.c: Likewise.
18408 * gthr-posix.h: Likewise.
18409 * gthr-posix95.h: Likewise.
18410 * gthr-rtems.h: Likewise.
18411 * gthr-single.h: Likewise.
18412 * gthr-solaris.h: Likewise.
18413 * gthr-tpf.h: Likewise.
18414 * gthr-vxworks.h: Likewise.
18415 * gthr-win32.h: Likewise.
18416 * gthr.h: Likewise.
18417 * libgcc2.c: Likewise.
18418 * libgcc2.h: Likewise.
18419 * libgcov.c: Likewise.
18420 * tsystem.h: Likewise.
18421 * typeclass.h: Likewise.
18422 * unwind-c.c: Likewise.
18423 * unwind-compat.h: Likewise.
18424 * unwind-dw2-fde-compat.c: Likewise.
18425 * unwind-dw2-fde-darwin.c: Likewise.
18426 * unwind-dw2-fde-glibc.c: Likewise.
18427 * unwind-dw2-fde.c: Likewise.
18428 * unwind-dw2-fde.h: Likewise.
18429 * unwind-dw2.c: Likewise.
18430 * unwind-dw2.h: Likewise.
18431 * unwind-generic.h: Likewise.
18432 * unwind-pe.h: Likewise.
18433 * unwind-sjlj.c: Likewise.
18434 * unwind.inc: Likewise.
18435 * config/arm/neon-gen.ml: Change generated copyright header to
18436 refer to version 3 of the GNU General Public License with
18437 version 3.1 of the GCC Runtime Library Exception and to point
18438 readers at the COPYING3 and COPYING3.RUNTIME files and the
18439 FSF's license web page.
18440 * config/arm/arm_neon.h: Regenerate.
18442 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18444 * config/cris/cris.md: Change copyright header to refer to version
18445 3 of the GNU General Public License.
18446 * doc/install.texi2html: Change copyright header to refer to version
18447 3 of the GNU General Public License and to point readers at the
18448 COPYING3 file and the FSF's license web page.
18449 * config/vax/linux.h: Likewise.
18451 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18453 * config/i386/i386.md (cmpcc): New.
18454 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18455 (sync_compare_and_swap_cc*): Delete.
18457 * config/s390/s390.c (s390_compare_emitted): Remove.
18458 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18459 s390_compare_emitted used to be handled. Assert that modes match.
18460 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18461 refer to sync_compare_and_swap_ccsi.
18462 * config/s390/s390.h (s390_compare_emitted): Remove.
18463 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18464 instead of s390_compare_emitted.
18465 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18466 instead of s390_compare_emitted.
18467 * config/s390/s390.md (cmpcc): New.
18468 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18469 CC_REGNUM, do not pretend it's set.
18470 (sync_compare_and_swap_cc*): Delete.
18471 * config/s390/predicates.md (cc_reg_operand): New.
18473 * expr.c (sync_compare_and_swap_cc): Delete.
18474 * optabs.h (sync_compare_and_swap_cc): Delete.
18475 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18476 is being used with can_compare_p.
18477 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18478 (find_cc_set): New.
18479 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18480 look for a MODE_CC set instead. Use emit_store_flag.
18481 (expand_compare_and_swap_loop): Likewise, with some additional
18482 complication to avoid a force_reg when useless. Use
18483 emit_cmp_and_jump_insns.
18484 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18485 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18486 sync_compare_and_swap documentation.
18488 2009-04-09 Jan Hubicka <jh@suse.cz>
18490 * except.c (find_prev_try): Break out from ....
18491 (duplicate_eh_regions): ... here; properly update prev_try pointers
18492 when duplication part of tree.
18493 (dump_eh_tree): Improve dumping.
18494 (verify_eh_region): New.
18495 (verify_eh_tree): Use it.
18497 2009-04-06 Richard Guenther <rguenther@suse.de>
18499 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18500 &ARRAY addresses by adjusting their types and prepending
18502 * tree-cfg.c (verify_gimple_assign_single): Verify that
18503 addresses are correct.
18505 2009-04-09 Richard Guenther <rguenther@suse.de>
18507 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18508 indices into an array reference if possible.
18509 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18510 Fold POINTER_PLUS_EXPR statements with invariant address.
18512 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18515 * config.gcc (powerpc64-*-linux*): Always build biarch.
18517 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18520 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18521 it and pedwarn if this results in an INTEGER_CST.
18523 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18525 * doc/install.texi: Update minimum GMP version. Remove obsolete
18526 text in MPFR section.
18528 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18530 * dwarf2out.c (class_scope_p): New static inline.
18531 (class_or_namespace_scope_p): Use it.
18532 (gen_variable_die): Use DW_TAG_member tag for static data member
18533 declarations instead of DW_TAG_variable.
18535 PR middle-end/39573
18536 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18539 2009-04-08 Richard Guenther <rguenther@suse.de>
18541 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18542 valueize random data.
18544 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18546 * config.gcc (aix tm_file): Add aix-stdint.h.
18547 (aix tm clause use_gcc_stdint): Set to wrap.
18548 * config/rs6000/aix-stdint.h: New file.
18550 2009-04-08 Richard Guenther <rguenther@suse.de>
18552 PR middle-end/36291
18553 * tree-dfa.c (add_referenced_var): Do not recurse into
18554 global initializers.
18555 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18557 (fold_const_aggregate_ref): Likewise.
18559 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18561 * recog.c (ordered_comparison_operator): New.
18562 * gensupport.c (std_preds): Add it.
18563 * doc/md.texi (Machine-Independent Predicates): Document it.
18565 2009-04-08 Jan Hubicka <jh@suse.cz>
18567 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18568 * function.h (rtl_eh): Remove exception_handler_label_map.
18569 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18570 remove_exception_handler_label, for_each_eh_label_1): Remove.
18571 (rtl_remove_unreachable_regions): Remove.
18572 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18573 (find_exception_handler_labels): Don't build the hashtable.
18574 (maybe_remove_eh_handler): Remove.
18575 (for_each_eh_label): Rewrite to walk the tree.
18576 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18577 * except.h (maybe_remove_eh_handler): Remove.
18578 * passes.c (init_optimization_passes): Schedule second EH cleanup
18580 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18581 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18583 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18585 * genoutput.c (validate_optab_operands): New.
18586 (gen_insn, gen_expand): Call it.
18588 * genflags.c (gen_insn): Detect misused iterators.
18589 (main): Pass line_no to gen_insn, exit with status 1 on error.
18591 * genextract.c (line_no): Make global.
18592 (VEC_safe_set_locstr): Change assertion to error message.
18593 (main): Exit with status 1 on error.
18595 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18599 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18600 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18601 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18602 * c-convert.c (convert): Do not call fold on results of conversion
18603 functions when the result is a C_MAYBE_CONST_EXPR.
18604 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18605 of __builtin_choose_expr.
18606 * c-typeck.c (remove_c_maybe_const_expr): New.
18607 (build_unary_op, build_conditional_expr, build_compound_expr,
18608 build_binary_op, c_objc_common_truthvalue_conversion): Call
18609 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18612 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18614 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18615 CODE to produce a new one. Add a prototype to use fold_convert_const
18617 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18620 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18621 mix declarations and code.
18623 2009-04-08 Ben Elliston <bje@au.ibm.com>
18625 * gcc.c: Replace `CC' with `GCC' throughout.
18627 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18629 * doc/invoke.texi: Document Atom support.
18631 2009-04-07 Jason Merrill <jason@redhat.com>
18634 * c-common.h, c-common.c: Add flag_pretty_templates.
18635 * c-opts.c (c_common_handle_option): Set it.
18636 * c.opt: Add -fno-pretty-templates.
18637 * doc/invoke.texi (C++ Dialect Options): Likewise.
18639 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18641 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18642 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18643 (ia64_expand_builtin): Likewise.
18645 2009-04-07 Martin Jambor <mjambor@suse.cz>
18647 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18648 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18649 ADDR_EXPRS are include too.
18651 2009-04-07 Richard Guenther <rguenther@suse.de>
18653 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18654 decls are only used if passes as parameters or if they are
18655 local statics and the call is not to a builtin.
18656 (call_may_clobber_ref_p_1): Likewise.
18658 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18660 * expr.c (do_store_flag): Remove last argument. Simplify code
18661 to avoid duplication of tests already done by can_compare_p.
18662 (expand_expr_real_1): Adjust caller.
18664 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18666 * optabs.c (can_compare_p): Test the predicate of a
18667 cbranch and cstore pattern.
18669 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18671 * expr.c (convert_move): Use emit_store_flag instead of
18674 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18676 * config/i386/i386.c (ix86_compare_emitted): Remove.
18677 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18678 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18679 * config/i386/i386.h (ix86_compare_emitted): Remove.
18680 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18681 instead of ix86_compare_emitted.
18682 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18684 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18686 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18687 Add t-sysroot-suffix to tmake_file.
18688 * config/print-sysroot-suffix.sh: New file.
18689 * config/t-sysroot-suffix: New file.
18691 2009-04-07 Ben Elliston <bje@au.ibm.com>
18693 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18694 as the latter produces a warning when the target does not support
18697 2009-04-07 Ben Elliston <bje@au.ibm.com>
18699 * dfp.c: Replace type punning assignments with memcpy throughout.
18700 * Makefile.in (dfp.o-warn): Remove.
18702 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18705 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18706 Include soft-fp/t-softfp after rs6000/t-linux64.
18708 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18710 * stor-layout.c (set_sizetype): Use the full precision of their
18711 machine mode for bitsize types.
18713 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18715 * config/i386/i386.md: Revert 2 accidental checkins.
18717 2009-04-06 Joey Ye <joey.ye@intel.com>
18718 Xuepeng Guo <xuepeng.guo@intel.com>
18719 H.J. Lu <hongjiu.lu@intel.com>
18721 Atom pipeline model, tuning and insn selection.
18722 * config.gcc (atom): Add atom config options and target.
18724 * config/i386/atom.md: New.
18726 * config/i386/i386.c (atom_cost): New cost.
18727 (m_ATOM): New macro flag.
18728 (initial_ix86_tune_features): Set m_ATOM.
18729 (x86_accumulate_outgoing_args): Likewise.
18730 (x86_arch_always_fancy_math_387): Likewise.
18731 (processor_target): Add Atom cost.
18732 (cpu_names): Add Atom cpu name.
18733 (override_options): Set Atom ISA.
18734 (ix86_issue_rate): New case PROCESSOR_ATOM.
18735 (ix86_adjust_cost): Likewise.
18737 * config/i386/i386.h (TARGET_ATOM): New target macro.
18738 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18739 (TARGET_OPT_AGU): New target option.
18740 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18741 (processor_type): Add PROCESSOR_ATOM.
18743 * config/i386/i386.md (cpu): Add new value "atom".
18744 (use_carry, movu): New attr.
18745 (atom.md): Include atom.md.
18746 (adddi3_carry_rex64): Set attr "use_carry".
18747 (addqi3_carry): Likewise.
18748 (addhi3_carry): Likewise.
18749 (addsi3_carry): Likewise.
18750 (*addsi3_carry_zext): Likewise.
18751 (subdi3_carry_rex64): Likewise.
18752 (subqi3_carry): Likewise.
18753 (subhi3_carry): Likewise.
18754 (subsi3_carry): Likewise.
18755 (x86_movdicc_0_m1_rex64): Likewise.
18756 (*x86_movdicc_0_m1_se): Likewise.
18757 (x86_movsicc_0_m1): Likewise.
18758 (*x86_movsicc_0_m1_se): Likewise.
18759 (*adddi_1_rex64): Emit add insn as much as possible.
18760 (*addsi_1): Likewise.
18761 (return_internal): Set atom_unit.
18762 (return_internal_long): Likewise.
18763 (return_pop_internal): Likewise.
18764 (*rcpsf2_sse): Set atom_sse_attr attr.
18765 (*qrt<mode>2_sse): Likewise.
18766 (*prefetch_sse): Likewise.
18768 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18770 (ix86_target_macros_internal): Likewise.
18772 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18773 (*prefetch_sse_rex): Likewise.
18774 (sse_rcpv4sf2): Likewise.
18775 (sse_vmrcpv4sf2): Likewise.
18776 (sse_sqrtv4sf2): Likewise.
18777 (<sse>_vmsqrt<mode>2): Likewise.
18778 (sse_ldmxcsr): Likewise.
18779 (sse_stmxcsr): Likewise.
18780 (*sse_sfence): Likewise.
18781 (sse2_clflush): Likewise.
18782 (*sse2_mfence): Likewise.
18783 (*sse2_lfence): Likewise.
18784 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18785 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18786 (avx_movdqu<avxmodesuffix>): Likewise.
18787 (avx_lddqu<avxmodesuffix>): Likewise.
18788 (sse2_movntv2di): Change attr "type" to "ssemov".
18789 (sse2_movntsi): Likewise.
18790 (rsqrtv8sf2): Change attr "type" to "sseadd".
18791 (sse3_addsubv2df3): Set attr "atom_unit".
18792 (sse3_h<plusminus_insn>v4sf3): Likewise.
18793 (*sse2_pmaddwd): Likewise.
18794 (*vec_extractv2di_1_rex64): Likewise.
18795 (*vec_extractv2di_1_avx): Likewise.
18796 (sse2_psadbw): Likewise.
18797 (ssse3_phaddwv8hi3): Likewise.
18798 (ssse3_phaddwv4hi3): Likewise.
18799 (ssse3_phadddv4si3): Likewise.
18800 (ssse3_phadddv2si3): Likewise.
18801 (ssse3_phaddswv8hi3): Likewise.
18802 (ssse3_phaddswv4hi3): Likewise.
18803 (ssse3_phsubwv8hi3): Likewise.
18804 (ssse3_phsubwv4hi3): Likewise.
18805 (ssse3_phsubdv4si3): Likewise.
18806 (ssse3_phsubdv2si3): Likewise.
18807 (ssse3_phsubswv8hi3): Likewise.
18808 (ssse3_phsubswv4hi3): Likewise.
18809 (ssse3_pmaddubsw128): Likewise.
18810 (sse3_pmaddubsw: Likewise.
18811 (ssse3_palignrti): Likewise.
18812 (ssse3_palignrdi): Likewise.
18814 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18816 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18818 2009-04-06 Richard Guenther <rguenther@suse.de>
18820 PR tree-optimization/28868
18821 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18822 of which PHI results we inserted.
18823 (insert_into_preds_of_block): Record inserted PHIs.
18824 (eliminate): Eliminate redundant PHI nodes.
18825 (init_pre): Init inserted_phi_names.
18827 2009-04-06 Richard Guenther <rguenther@suse.de>
18829 PR tree-optimization/39643
18830 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18831 IMAGPART_EXPRs of complex constants.
18832 (execute_fold_all_builtins): If we folded a call queue
18833 TODO_update_address_taken.
18835 2009-04-06 Jan Hubicka <jh@suse.cz>
18837 PR middle-end/39659
18838 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18841 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18843 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18845 (ic_invalidate_array): Likewise.
18847 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18849 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18850 alignment for library calls.
18852 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18854 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18855 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18856 * config/i386/mingw-stdint.h: New file.
18858 2009-04-05 Richard Guenther <rguenther@suse.de>
18860 PR tree-optimization/39648
18861 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18862 our &A vs. &A[0] IL deficiencies.
18864 2009-04-04 Jan Hubicka <jh@suse.cz>
18866 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18867 removed toplevel regions.
18868 (sjlj_mark_call_sites): Likewise.
18870 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18872 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18873 (cygwin tm clause use_gcc_stdint): Set to wrap.
18874 * config/i386/cygwin-stdint.h: New file.
18876 2009-04-04 Richard Guenther <rguenther@suse.de>
18878 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18879 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18880 single-argument PHIs if we are in loop-closed SSA form.
18881 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18882 for the pre-condition.
18883 (slpeel_tree_peel_loop_to_edge): Likewise.
18884 (vect_build_loop_niters): Take an optional sequence to append stmts.
18885 (vect_generate_tmps_on_preheader): Likewise.
18886 (vect_do_peeling_for_loop_bound): Take extra guards for the
18888 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18889 the cost model check.
18890 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18891 guards if we are going to peel. Do not apply versioning in that case.
18892 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18893 (vect_do_peeling_for_loop_bound): Likewise.
18894 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18895 loop bound only record extra pre-conditions, do not apply loop
18898 2009-04-04 Richard Guenther <rguenther@suse.de>
18900 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18903 2009-04-04 Jan Hubicka <jh@suse.cz>
18905 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18906 last_basic_block for size of bb->index indexed array.
18907 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18908 compute_out, link_btr_uses, build_btr_def_use_webs,
18909 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18911 2009-04-04 Jan Hubicka <jh@suse.cz>
18913 * except.c (remove_eh_handler_and_replace): Break out from ...
18914 (remove_eh_handler): ... here.
18915 (bring_to_root): New function.
18916 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
18917 handled ones, bring others to root of tree.
18919 2009-04-04 Jan Hubicka <jh@suse.cz>
18921 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
18922 (all_phis_safe_to_merge): New function.
18923 (update_info): New structure.
18924 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
18925 (cleanup_empty_eh): Update SSA if possible.
18927 2009-04-04 Richard Guenther <rguenther@suse.de>
18929 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
18930 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
18931 (append_vuse): Likewise.
18933 2009-04-04 Jakub Jelinek <jakub@redhat.com>
18935 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
18936 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
18937 instead of REG_UNSAVED for DW_CFA_undefined.
18938 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
18939 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
18942 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
18945 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
18946 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
18947 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
18949 2009-04-04 Richard Guenther <rguenther@suse.de>
18951 PR tree-optimization/8781
18952 PR tree-optimization/37892
18953 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
18954 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
18955 (valueize_refs): Call it for *& valueizations.
18956 (shared_reference_ops_from_ref): Rename to ...
18957 (valueize_shared_reference_ops_from_ref): ... this and valueize.
18958 (shared_reference_ops_from_call): Rename to ...
18959 (valueize_shared_reference_ops_from_call): ... this and valueize.
18960 (vn_reference_lookup): Update.
18961 (visit_reference_op_call): Likewise.
18962 * tree-ssa-pre.c (phi_translate_1): Fold *&.
18963 (eliminate): Value-replace the call address in call statements.
18965 2009-04-04 Richard Guenther <rguenther@suse.de>
18967 PR tree-optimization/39636
18968 * tree-ssa-forwprop.c
18969 (forward_propagate_addr_into_variable_array_index): Check for
18970 GIMPLE_ASSIGN before accessing the rhs code.
18972 2009-04-03 Jason Merrill <jason@redhat.com>
18974 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
18976 2009-04-03 Steve Ellcey <sje@cup.hp.com>
18978 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
18979 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
18980 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
18981 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
18982 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
18983 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
18984 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
18985 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
18986 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
18987 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
18988 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
18989 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
18990 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
18991 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
18992 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
18993 Use fr_reg_or_fp01_operand instead of fr_register_operand
18995 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
18996 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
18997 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
18999 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19001 PR rtl-optimization/39607
19002 PR rtl-optimization/39631
19006 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19007 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19008 instead of DF_LR_OUT.
19009 * ira-lives.c (process_bb_node_lives): Ditto.
19010 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19011 instead of DF_LR_{OUT,IN}.
19012 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19013 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19015 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19017 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19018 (execute_lower_omp): Always run but take the short way out if -fopenmp
19020 (gate_lower_omp): Remove, forcing the pass manager to always run the
19021 pass and always set PROP_gimple_lomp.
19022 (pass_lower_omp): Remove gate function.
19023 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19024 PROP_trees. Instead, require it.
19025 * ipa-cp.c (pass_ipa_cp): Likewise.
19026 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19027 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19028 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19029 and PROP_gimple_leh.
19031 2009-04-03 Richard Guenther <rguenther@suse.de>
19033 PR middle-end/13146
19034 PR tree-optimization/23940
19035 PR tree-optimization/33237
19036 PR middle-end/33974
19037 PR middle-end/34093
19038 PR tree-optimization/36201
19039 PR tree-optimization/36230
19040 PR tree-optimization/38049
19041 PR tree-optimization/38207
19042 PR tree-optimization/38230
19043 PR tree-optimization/38301
19044 PR tree-optimization/38585
19045 PR middle-end/38895
19046 PR tree-optimization/38985
19047 PR tree-optimization/39299
19048 * tree-ssa-structalias.h: Remove.
19049 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19050 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19051 (struct vuse_element_d): Remove.
19052 (struct vuse_vec_d): Likewise.
19053 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19054 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19055 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19056 VUSE_ELEMENT_VAR): Likewise.
19057 (struct voptype_d): Likewise.
19058 (NUM_VOP_FREE_BUCKETS): Likewise.
19059 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19060 (struct stmt_operands_d): Remove.
19061 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19062 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19063 VDEF_NUM, VDEF_VECT): Likewise.
19064 (copy_virtual_operands): Remove.
19065 (operand_build_cmp): Likewise.
19066 (create_ssa_artificial_load_stmt): Likewise.
19067 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19068 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19069 vuse_index and mayuse_index members. Pack and move done and iter_type
19070 members to the front.
19071 (SSA_OP_VMAYUSE): Remove.
19072 (SSA_OP_VIRTUAL_USES): Adjust.
19073 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19074 (unlink_stmt_vdef): Declare.
19075 (add_to_addressable_set): Remove.
19076 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19077 (vrp_visit_stmt): Likewise.
19078 * doc/tree-ssa.texi (Alias analysis): Update.
19079 * doc/invoke.texi (max-aliased-vops): Remove docs.
19080 (avg-aliased-vops): Likewise.
19081 * tree-into-ssa.c (syms_to_rename): Remove.
19082 (need_to_update_vops_p): Likewise.
19083 (need_to_initialize_update_ssa_p): Rename to ...
19084 (update_ssa_initialized_fn): ... this. Track function we are
19086 (symbol_marked_for_renaming): Simplify.
19087 (add_new_name_mapping): Do not set need_to_update_vops_p.
19088 (dump_currdefs): Use SYMS_TO_RENAME.
19089 (rewrite_update_stmt): Always walk all uses/defs.
19090 (dump_update_ssa): Adjust.
19091 (init_update_ssa): Take function argument. Track what we are
19093 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19094 (create_new_def_for): Initialize for cfun, assert we are initialized
19096 (mark_sym_for_renaming): Simplify.
19097 (mark_set_for_renaming): Do not initialize update-ssa.
19098 (need_ssa_update_p): Simplify. Take function argument.
19099 (name_mappings_registered_p): Assert we ask for the correct function.
19100 (name_registered_for_update_p): Likewise.
19101 (ssa_names_to_replace): Likewise.
19102 (release_ssa_name_after_update_ssa): Likewise.
19103 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19104 (dump_decl_set): Do not print a newline.
19105 (debug_decl_set): Do it here.
19106 (dump_update_ssa): And here.
19107 * tree-ssa-loop-im.c (move_computations): Adjust.
19108 (movement_possibility): Likewise.
19109 (determine_max_movement): Likewise.
19110 (gather_mem_refs_stmt): Likewise.
19111 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
19112 or NAME_MEMORY_TAG.
19113 * tree-complex.c (update_all_vops): Remove.
19114 (expand_complex_move): Adjust.
19115 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
19116 Simplify test for memory referencing statement. Exclude
19117 non-invariant ADDR_EXPRs.
19118 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
19119 * tree-loop-distribution.c (generate_memset_zero): Adjust.
19120 (rdg_flag_uses): Likewise.
19121 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
19123 (tree_optimize_tail_calls_1): Also split the
19124 edge from the entry block if we have degenerate PHI nodes in
19125 the first basic block.
19126 * tree.c (init_ttree): Remove memory-tag related code.
19127 (tree_code_size): Likewise.
19128 (tree_node_structure): Likewise.
19129 (build7_stat): Re-write to be build6_stat.
19130 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
19131 (SSA_VAR_P): Adjust.
19132 (struct tree_memory_tag): Remove.
19133 (struct tree_memory_partition_tag): Likewise.
19134 (union tree_node): Adjust.
19135 (build7): Re-write to be build6.
19136 * tree-pass.h (pass_reset_cc_flags): Remove.
19137 (TODO_update_address_taken): New flag.
19138 (pass_simple_dse): Remove.
19139 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19140 * params.h (MAX_ALIASED_VOPS): Remove.
19141 (AVG_ALIASED_VOPS): Likewise.
19142 * omp-low.c (expand_omp_taskreg): Update SSA form.
19143 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19144 aliases the lhs in a copy stmt.
19145 * tree-ssa-dse.c (struct address_walk_data): Remove.
19146 (memory_ssa_name_same): Likewise.
19147 (memory_address_same): Likewise.
19148 (get_kill_of_stmt_lhs): Likewise.
19149 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19150 unused stores. Look through PHI nodes into post-dominated regions.
19151 (dse_optimize_stmt): Simplify. Properly remove stores.
19152 (tree_ssa_dse): Compute dominators.
19153 (execute_simple_dse): Remove.
19154 (pass_simple_dse): Likewise.
19155 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19156 gimple_loaded_syms and gimple_stored_syms computation.
19157 * toplev.c (dump_memory_report): Dump alias and pta stats.
19158 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19159 (vn_reference_eq): Likewise.
19160 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19161 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19162 valueize_vuses): Remove.
19163 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19164 (get_def_ref_stmt_vuse): ... this.
19165 (vn_reference_lookup_2): New function.
19166 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19167 walking equivalent vuses. Simplify.
19168 (vn_reference_lookup): Likewise.
19169 (vn_reference_insert): Likewise.
19170 (vn_reference_insert_pieces): Likewise.
19171 (visit_reference_op_call): Simplify.
19172 (visit_reference_op_load): Likewise.
19173 (visit_reference_op_store): Likewise.
19174 (init_scc_vn): Remove shared_lookup_vuses initialization.
19175 (free_scc_vn): Remove shared_lookup_vuses freeing.
19176 (sort_vuses, sort_vuses_heap): Remove.
19177 (get_ref_from_reference_ops): Export.
19178 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19179 vector with single vuse pointer.
19180 (vn_reference_lookup_pieces, vn_reference_lookup,
19181 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19182 (shared_vuses_from_stmt): Remove.
19183 (get_ref_from_reference_ops): Declare.
19184 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19185 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19186 memory-tag related code.
19187 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19188 (likely_value): Add comment, skip static-chain of call statements.
19189 (surely_varying_stmt_p): Adjust.
19190 (gimplify_and_update_call_from_tree): Likewise.
19191 (execute_fold_all_builtins): Do not rebuild alias info.
19192 (gimplify_and_update_call_from_tree): Properly update VOPs.
19193 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19194 (copy_ref_info): Remove memory-tag related code.
19195 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19196 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19197 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19199 * tree-ssa-dom.c (gimple_p): Remove typedef.
19200 (eliminate_redundant_computations): Adjust.
19201 (record_equivalences_from_stmt): Likewise.
19202 (avail_expr_hash): Likewise.
19203 (avail_expr_eq): Likewise.
19204 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19205 (stmt_makes_single_load): Likewise.
19206 (stmt_makes_single_store): Likewise.
19207 * tree-ssa-alias.c: Rewrite completely.
19208 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19209 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19210 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19211 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19212 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19213 Remove public functions.
19214 (pass_reset_cc_flags): Remove.
19215 (pass_build_alias): Move ...
19216 * tree-ssa-structalias.c (pass_build_alias): ... here.
19217 * tree-ssa-alias.c (may_be_aliased): Move ...
19218 * tree-flow-inline.h (may_be_aliased): ... here.
19219 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19220 count_uses_and_derefs): Move ...
19221 * gimple.c: ... here.
19222 * gimple.h (count_uses_and_derefs): Declare.
19223 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19224 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19225 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19226 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19227 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19228 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19229 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19231 * tree-dfa.c (refs_may_alias_p): Move ...
19232 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19233 * tree-ssa-alias.h: New file.
19234 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19235 (statement_sink_location): Likewise.
19236 * opts.c (decode_options): Do not adjust max-aliased-vops or
19237 avg-aliased-vops values.
19238 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19239 (TV_CALL_CLOBBER): Likewise.
19240 (TV_FLOW_SENSITIVE): Likewise.
19241 (TV_FLOW_INSENSITIVE): Likewise.
19242 (TV_MEMORY_PARTITIONING): Likewise.
19243 (TV_ALIAS_STMT_WALK): New timevar.
19244 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19245 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19246 (get_address_description): Remove memory-tag related code.
19247 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19248 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19249 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19250 and immediate uses in statements. Document.
19251 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19252 (dump_symbols): Remove.
19253 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19254 * alias.c (get_deref_alias_set): New function split out from ...
19255 (get_alias_set): ... here.
19256 * alias.h (get_deref_alias_set): Declare.
19257 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19258 type parameter. Remove restrict pointer handling. Create a
19259 ref-all pointer in case type-based alias sets do not conflict.
19260 (vect_analyze_data_refs): Remove SMT related code.
19261 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19262 (vectorizable_load): Likewise.
19263 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19264 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19265 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19266 Ignore vops and SMTs.
19267 (dr_analyze_alias): Likewise..
19268 (free_data_ref): Likewise.
19269 (create_data_ref): Likewise.
19270 (analyze_all_data_dependences): Likewise.
19271 (get_references_in_stmt): Adjust.
19272 * tree-flow-inline.h (gimple_aliases_computed_p,
19273 gimple_addressable_vars, gimple_call_clobbered_vars,
19274 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19275 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19276 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19277 gimple_mem_ref_stats): Remove.
19278 (gimple_vop): New function.
19279 (op_iter_next_use): Remove vuses and mayuses cases.
19280 (op_iter_next_def): Remove vdefs case.
19281 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19282 (clear_and_done_ssa_iter): Do not set removed fields.
19283 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19284 Assert we are not iterating over vuses or vdefs if not also
19285 iterating over uses or defs.
19286 (op_iter_init_use): Likewise.
19287 (op_iter_init_def): Likewise.
19288 (op_iter_next_vdef): Remove.
19289 (op_iter_next_mustdef): Likewise.
19290 (op_iter_init_vdef): Likewise.
19291 (compare_ssa_operands_equal): Likewise.
19292 (link_use_stmts_after): Handle vuse operand.
19293 (is_call_used): Use is_call_clobbered.
19294 (is_call_clobbered): Global variables are always call clobbered,
19295 query the call-clobbers bitmap.
19296 (mark_call_clobbered): Ignore global variables.
19297 (clear_call_clobbered): Likewise.
19298 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19299 virtual operands sanity check.
19300 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19302 (TARGET_MEM_REF): Remove TMR_TAG operand.
19303 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19304 Remove call-clobber related code.
19305 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19306 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19307 partitions or escape reason.
19308 (get_single_def_stmt, get_single_def_stmt_from_phi,
19309 get_single_def_stmt_with_phi): Remove.
19310 (dump_referenced_vars): Tidy.
19311 (get_ref_base_and_extent): Allow bare decls.
19312 (collect_dfa_stats): Adjust.
19313 * graphite.c (rename_variables_in_stmt): Adjust.
19314 (graphite_copy_stmts_from_block): Likewise.
19315 (translate_clast): Likewise.
19316 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19318 (translate_vuse_through_block): Use the oracle.
19319 (phi_translate_1): Adjust.
19320 (value_dies_in_block_x): Use the oracle. Cache the outcome
19322 (valid_in_sets): Check if the VUSE for
19323 a REFERENCE is available.
19324 (eliminate): Do not remove stmts during elimination,
19325 instead queue and remove them afterwards.
19326 (do_pre): Do not rebuild alias info.
19327 (pass_pre): Run TODO_rebuild_alias before PRE.
19328 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19329 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19330 (mark_all_v_defs_stmt): Remove.
19331 (mark_all_v_defs_seq): Adjust.
19332 (sra_replace): Likewise.
19333 (scalarize_use): Likewise.
19334 (scalarize_copy): Likewise.
19335 (scalarize_init): Likewise.
19336 (scalarize_ldst): Likewise.
19337 (todoflags): Remove.
19338 (tree_sra): Do not rebuild alias info.
19339 (tree_sra_early): Adjust.
19340 (pass_sra): Run TODO_update_address_taken before SRA.
19341 * tree-predcom.c (set_alias_info): Remove.
19342 (prepare_initializers_chain): Do not call it.
19343 (mark_virtual_ops_for_renaming): Adjust.
19344 (mark_virtual_ops_for_renaming_list): Remove.
19345 (initialize_root_vars): Adjust.
19346 (initialize_root_vars_lm): Likewise.
19347 (prepare_initializers_chain): Likewise.
19348 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19349 (may_propagate_copy_into_stmt): Likewise.
19350 (merge_alias_info): Do nothing for now.
19351 (propagate_tree_value_into_stmt): Adjust.
19352 (stmt_may_generate_copy): Likewise.
19353 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19354 not mark symbols for renaming.
19355 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19356 with the same statement, make sure to update the new pointed-to one.
19357 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19358 call statements, do not mark symbols for renaming.
19359 (mark_operand_necessary): Dump something.
19360 (ref_may_be_aliased): New function.
19361 (mark_aliased_reaching_defs_necessary_1): New helper function.
19362 (mark_aliased_reaching_defs_necessary): Likewise.
19363 (mark_all_reaching_defs_necessary_1): Likewise.
19364 (mark_all_reaching_defs_necessary): Likewise.
19365 (propagate_necessity): Do not process virtual PHIs. For
19366 non-aliased loads mark all reaching definitions as necessary.
19367 For aliased loads and stores mark the immediate dominating
19368 aliased clobbers as necessary.
19369 (visited): New global static.
19370 (perform_tree_ssa_dce): Free visited bitmap after propagating
19372 (remove_dead_phis): Perform simple dead virtual PHI removal.
19373 (remove_dead_stmt): Properly unlink virtual operands when
19375 (eliminate_unnecessary_stmts): Schedule PHI removal after
19377 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19378 (process_replaceable): Likewise.
19379 (find_replaceable_in_bb): Likewise.
19380 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19381 based on the single gimple vop.
19382 (verify_flow_insensitive_alias_info): Remove.
19383 (verify_flow_sensitive_alias_info): Likewise.
19384 (verify_call_clobbering): Likewise.
19385 (verify_memory_partitions): Likewise.
19386 (verify_alias_info): Likewise.
19387 (verify_ssa): Adjust..
19388 (execute_update_addresses_taken): Export. Update SSA
19389 manually. Optimize only when optimizing. Use a local bitmap.
19390 (pass_update_address_taken): Remove TODO_update_ssa, add
19392 (pass_update_address_taken): Just use TODO_update_address_taken.
19393 (init_tree_ssa): Do not initialize addressable_vars.
19394 (verify_ssa): Verify new VUSE / VDEF properties.
19395 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19396 Do not call verify_alias_info.
19397 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19398 Do not free the loaded and stored syms bitmaps. Reset the escaped
19399 and callused solutions. Do not free addressable_vars.
19400 Remove memory-tag related code.
19401 (warn_uninitialized_var): Aliases are always available.
19402 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19403 * lambda-code.c (can_put_in_inner_loop): Adjust.
19404 (can_put_after_inner_loop): Likewise.
19405 (perfect_nestify): Likewise.
19406 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19407 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19408 (vectorizable_conversion): Do not mark symbols for renaming.
19409 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19410 (expand_call_inline): Unlink the calls virtual operands before
19412 (tree_function_versioning): Do not call update_ssa if we are not
19413 updating clones. Simplify.
19414 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19415 (propagate_with_phi): Likewise..
19416 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19417 clobber code. Assert we are not aliased or global.
19418 * tree-flow.h: Include tree-ssa-alias.h
19419 (enum escape_type): Remove.
19420 (struct mem_sym_stats_d): Likewise.
19421 (struct mem_ref_stats_d): Likewise.
19422 (struct gimple_df): Add vop member. Remove global_var,
19423 call_clobbered_vars, call_used_vars, addressable_vars,
19424 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19425 escaped and callused members.
19426 (struct ptr_info_def): Remove all members, add points-to solution
19428 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19429 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19430 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19431 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19432 (tree-ssa-alias.o): Likewise.
19433 (toplev.o): Add tree-ssa-alias.h
19434 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19435 * gimple.c (gimple_set_bb): Fix off-by-one error.
19436 (is_gimple_reg): Do not handle memory tags.
19437 (gimple_copy): Also copy virtual operands.
19438 Delay updating the statement. Do not reset loaded and stored syms.
19439 (gimple_set_stored_syms): Remove.
19440 (gimple_set_loaded_syms): Likewise.
19441 (gimple_call_copy_skip_args): Copy the virtual operands
19442 and mark the new statement modified.
19443 * tree-ssa-structalias.c (may_alias_p): Remove.
19444 (set_uids_in_ptset): Take the alias set to prune with as
19445 parameter. Fold in the alias test of may_alias_p.
19446 (compute_points_to_sets): Compute whether a ptr is dereferenced
19447 in a local sbitmap.
19448 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19449 other ADDRESSOF constraints on the lhs.
19450 (get_constraint_for_component_ref): Assert that we don't get
19451 ADDRESSOF constraints from the base of the reference.
19452 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19453 (struct variable_info): Remove collapsed_to member.
19454 (get_varinfo_fc): Remove.
19455 (new_var_info): Do not set collapsed_to.
19456 (dump_constraint): Do not follow cycles.
19457 (dump_constraint_graph): Likewise.
19458 (build_pred_graph): Likewise.
19459 (build_succ_graph): Likewise.
19460 (rewrite_constraints): Likewise.
19461 (do_simple_structure_copy): Remove.
19462 (do_rhs_deref_structure_copy): Remove.
19463 (do_lhs_deref_structure_copy): Remove.
19464 (collapse_rest_of_var): Remove.
19465 (do_structure_copy): Re-implement.
19466 (pta_stats): New global variable.
19467 (dump_pta_stats): New function.
19468 (struct constraint_expr): Make offset signed.
19469 (UNKNOWN_OFFSET): Define special value.
19470 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19471 (solution_set_expand): New helper function split out from ...
19472 (do_sd_constraint): ... here.
19473 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19474 (do_ds_constraint): Likewise.
19475 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19476 and CALLUSED = *CALLUSED.
19477 (set_union_with_increment): Make inc argument signed.
19478 (type_safe): Remove.
19479 (get_constraint_for_ptr_offset): Handle unknown and negative
19481 (first_vi_for_offset): Handle offsets before start. Bail
19482 out early for offsets beyond the variable extent.
19483 (first_or_preceding_vi_for_offset): New function.
19484 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19485 Together with ESCAPED = *ESCAPED this properly computes reachability.
19486 (find_what_var_points_to): New function.
19487 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19488 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19489 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19490 pt_solutions_intersect): New functions.
19491 (compute_call_used_vars): Remove.
19492 (compute_may_aliases): New main entry into PTA computation.
19493 * gimple.h (gimple_p): New typedef.
19494 (struct gimple_statement_base): Remove references_memory_p.
19495 (struct gimple_statement_with_memory_ops_base): Remove
19496 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19498 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19499 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19500 gimple_set_references_memory): Remove.
19501 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19502 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19504 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19505 (verify_expr): Allow RESULT_DECL.
19506 (gimple_duplicate_bb): Do not copy virtual operands.
19507 (gimple_duplicate_sese_region): Adjust.
19508 (gimple_duplicate_sese_tail): Likewise.
19509 (mark_virtual_ops_in_region): Remove.
19510 (move_sese_region_to_fn): Do not call it.
19511 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19512 and pass_simple_dse.
19513 (execute_function_todo): Handle TODO_update_address_taken,
19514 call execute_update_addresses_taken for TODO_rebuild_alias.
19515 (execute_todo): Adjust.
19516 (execute_one_pass): Init dump files early.
19517 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19519 (create_general_new_stmt): Clear vops.
19520 * tree-ssa-reassoc.c (get_rank): Adjust.
19521 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19522 symbols for renaming.
19523 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19524 (PARAM_AVG_ALIASED_VOPS): Likewise.
19525 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19526 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19527 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19528 (operand_build_cmp, copy_virtual_operands,
19529 create_ssa_artificial_load_stmt, add_to_addressable_set,
19530 gimple_add_to_addresses_taken): Remove public functions.
19531 (unlink_stmt_vdef): New function.
19533 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19535 * config.gcc (powerpc-*-linux*): Merge variants.
19537 2009-04-02 Chao-ying Fu <fu@mips.com>
19538 James Grosbach <james.grosbach@microchip.com>
19540 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19541 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19543 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19544 keep_interrupts_masked_p, use_debug_exception_return_p.
19545 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19546 keep_interrupts_masked, use_debug_exception_return.
19547 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19548 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19550 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19551 (mips_print_operand): Process COP0 registers to print $0 .. $31
19552 correctly for GAS to process.
19553 (mips_interrupt_extra_call_saved_reg_p): New function.
19554 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19556 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19557 (mips_compute_frame_info): Add supports for interrupt context that
19558 includes doubleword accumulators and COP0 registers.
19559 (mips_for_each_saved_acc): New function.
19560 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19561 mips_for_each_saved_reg.
19562 (mips_save_reg): Save accumulators.
19563 (mips_kernel_reg_p): A new for_each_rtx callback.
19564 (mips_expand_prologue): Support interrupt handlers.
19565 (mips_restore_reg): Restore accumulators.
19566 (mips_expand_epilogue): Support interrupt handlers.
19567 (mips_can_use_return_insn): Return false for interrupt handlers.
19568 (mips_epilogue_uses): New function.
19569 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19570 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19571 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19572 cop0_move): New instructions.
19573 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19574 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19576 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19578 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19579 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19580 interrupt handlers, we use K0 as the temporary register.
19581 (EPILOGUE_USES): Change to a function call.
19582 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19583 handlers, we use K0 as the temporary register.
19585 * doc/extend.texi (Function Attributes): Document interrupt,
19586 use_shadow_register_set, keep_interrupts_masked,
19587 use_debug_exception_return for MIPS attributes.
19589 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19591 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19592 Remove a number of t-files from tmake_file.
19593 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19594 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19595 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19596 target_prototype, not TARGET_PROTOTYPE.
19597 (LINK_OS_GNU_SPEC): Define.
19598 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19599 and darwin-ldoubdle.c.
19601 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19604 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19605 (cpp_options): Ditto.
19606 (default_compilers): Ditto.
19607 (display_help): Ditto.
19608 (process_command): Ditto.
19609 (do_spec_1): Ditto.
19610 (set_input): Use lbasename instead of duplicate code.
19611 (save_temps_prefix): New static for -save-temps=obj.
19612 (save_temps_length): Ditto.
19614 * doc/invoke.texi (-save-temps=obj): Document new variant to
19615 -save-temps switch.
19617 2009-04-02 Jeff Law <law@redhat.com>
19619 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19622 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19624 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19625 * configure: Regenerated.
19627 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19629 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19630 share the argument list.
19632 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19636 2009-02-12 Diego Novillo <dnovillo@google.com>
19638 * varpool.c (debug_varpool): New.
19639 * cgraph.h (debug_varpool): Declare.
19641 2009-04-02 Jan Hubicka <jh@suse.cz>
19643 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19646 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19648 * config/i386/i386.c (ix86_abi): Move initialization to ...
19649 (override_options): Here.
19651 2009-04-02 Christian Bruel <christian.bruel@st.com>
19653 * config/sh/sh.c (sh_dwarf_register_span): New function.
19654 (TARGET_DWARF_REGISTER_SPAN): Define.
19655 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19657 2009-04-02 Ira Rosen <irar@il.ibm.com>
19659 PR tree-optimization/39595
19660 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19661 interleaved loads group is not greater than the SLP group size.
19663 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19665 * builtins.c (is_builtin_name): New.
19666 (called_as_built_in): Use is_builtin_name.
19667 * tree.h (is_builtin_name): New.
19668 * varasm.c (incorporeal_function_p): Use is_builtin_name
19670 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19672 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19674 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19677 * c-decl.c (clone_underlying_type): Move this ...
19678 * c-common.c (set_underlying_type): ... here.
19679 Also, make sure the function properly sets TYPE_STUB_DECL() on
19680 the newly created typedef variant type.
19681 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19682 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19685 2009-04-02 Richard Guenther <rguenther@suse.de>
19687 PR tree-optimization/37221
19688 * tree-flow.h (degenerate_phi_result): Declare.
19689 * tree-ssa-dom.c (degenerate_phi_result): Export.
19690 * tree-scalar-evolution.c (analyze_initial_condition): If
19691 the initial condition is defined by a degenerate PHI node
19692 use the degenerate value.
19694 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19696 PR rtl-optimization/39588
19697 * combine.c (merge_outer_ops): Do not set the constant when this
19699 (simplify_shift_const_1): Do not modify it either in this case.
19701 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19703 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19704 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19706 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19709 * c-lex.c (interpret_float): Default (no suffix) is double.
19711 2009-04-1 Xinliang David Li <davidxl@google.com>
19713 * config/i386/i386.c (legitimate_constant_p): Recognize
19714 all one vector constant.
19716 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19718 * config/vax/vax.c: Add #includes to silence warnings.
19719 Change #include order to silence two warnings.
19721 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19723 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19724 (ASM_SPEC): Pass -k to the assembler for PIC code.
19726 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19728 * config.gcc: Add vax-*-linux* to the switch.
19729 * config/vax/linux.h: New file. (TARGET_VERSION,
19730 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19732 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19734 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19735 Use predicate macros instead of GET_CODE() == foo.
19736 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19737 ashlsi3, rotrsi3, <unnamed>): Likewise.
19739 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19741 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19742 jbbccihi, jbbccisi): Remova trailing whitespace.
19743 * config/vax/constraints.md: Likewise.
19744 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19745 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19746 * config/vax/predicates.md: Likewise.
19747 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19748 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19749 * config/vax/vax.h: Likewise.
19750 * config/vax/vax.md (nonlocal_goto): Likewise.
19752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19754 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19755 (indirectable_address_p, adjacent_operands_p): Add spaces around
19757 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19761 * config/vax/vax.c (legitimate_constant_address_p,
19762 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19763 index_term_p, reg_plus_index_p, legitimate_address_p,
19764 vax_mode_dependent_address_p): Update comments to match functions
19765 modified by the recent int->bool conversion.
19767 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19769 * config/vax/builtins.md: Update copyright message.
19770 * config/vax/constraints.md: Likewise.
19771 * config/vax/netbsd-elf.h: Likewise.
19772 * config/vax/predicates.md: Likewise.
19773 * config/vax/vax-protos.h: Likewise.
19774 * config/vax/vax.c: Likewise.
19775 * config/vax/vax.h: Likewise.
19776 * config/vax/vax.md: Likewise.
19777 * config/vax/vax.opt: Likewise.
19779 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19781 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19782 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19783 * config/vax/constraints.md (B, R): Likewise.
19784 * config/vax/predicates.md (external_memory_operand,
19785 nonimmediate_addsub_di_operand): Likewise.
19786 * config/vax/vax.c (vax_output_int_add): Likewise.
19787 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19788 untyped_call): Likewise.
19790 2009-04-01 Matt Thomas <matt@3am-software.com>
19792 * config/vax/predicates.md: New file.
19793 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19794 external_const_operand, nonsymbolic_operand, external_memory_operand,
19795 indirect_memory_operand, indexed_memory_operand,
19796 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19797 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19799 * config/vax/constraints.md: New file.
19800 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19802 * config/vax/builtins.md: New file.
19803 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19804 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19806 * config/vax/vax.opt (mqmath): Add option.
19807 * config/vax/vax.md (isfx): Extend with DI.
19808 (VAXintQH, VAXintQHSD): Define.
19809 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19810 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19811 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19812 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19813 (movdi): Update constraints and use vax_output_int_move().
19814 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19815 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19816 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19817 nonlocal_goto): New.
19818 (mov<mode>): Extend accepted operand types.
19819 (subdi3_old): Rename from subdi3, change update constraints and use
19820 a new implementation.
19821 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19822 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19823 MOVE_RATIO, CLEAR_RATIO): Define.
19824 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19825 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19826 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19827 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19828 (split_quadword_operands): Make static and really allow variable
19830 (print_operand_address): Update for PIC generation.
19831 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19832 indexable_address_p, fixup_mathdi_operand,
19833 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19834 (vax_float_literal, legitimate_constant_p,
19835 indirectable_constant_address_p, index_term_p,
19836 reg_plus_index_p): Return bool instead of int.
19837 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19839 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19841 (vax_output_conditional_branch): Indent.
19842 (legitimate_constant_address_p, indirectable_constant_address_p,
19843 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19844 vax_mode_dependent_address_p): Return bool instead of int, update for
19846 * config/vax/vax-protos.h (legitimate_constant_address_p,
19847 legitimate_constant_p, legitimate_address_p,
19848 vax_mode_dependent_address_p): Change declaration to bool.
19849 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19850 vax_expand_addsub_di_operands, vax_output_int_subtract,
19851 vax_output_movmemsi): Declare.
19852 (split_quadword_operands, vax_float_literal): Delete declaration.
19853 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19854 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19855 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19856 ASM_OUTPUT_DWARF_PCREL): Define.
19857 (ASM_SPEC): Change definition to allow PIC generation.
19859 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19861 * doc/sourcebuild.texi: Update front-end requirements.
19863 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19866 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19867 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19868 (booldi3_internal3): Use boolean_or_operator instead of
19871 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19874 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19875 declarator whose size is not an integer constant expression but
19876 folds to an integer constant, then treat it as a constant
19879 2009-04-01 Richard Guenther <rguenther@suse.de>
19881 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19882 i * 4 + 2 to (i * 2 + 1) * 2.
19884 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19887 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19888 return if c_parser_asm_string_literal returned NULL.
19890 2009-04-01 Nick Clifton <nickc@redhat.com>
19892 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19894 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19895 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19896 other typedefs to avoid conflicts with libgcc2.c. Define labels
19897 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19899 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19900 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19903 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19905 * varasm.c (default_function_rodata_section): Declare DOT as
19908 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19909 Andrey Galkin <agalkin@hypercom.com>
19912 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19913 Make object_name unique for each process.
19915 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19918 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
19919 addressable variables in the parallel that could go out of scope while
19920 running queued tasks.
19922 2009-04-01 Anatoly Sokolov <aesok@post.ru>
19924 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
19925 (CASE_VALUES_THRESHOLD): Redefine.
19926 * config/avr/avr.c (avr_override_options): Remove initialization of
19927 avr_case_values_threshold variable.
19928 (avr_case_values_threshold): Remove variable. Add new function.
19929 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
19930 * config/avr/avr.opt (mno-tablejump): Remove option.
19931 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
19933 2009-04-01 DJ Delorie <dj@redhat.com>
19935 * varasm.c (default_function_rodata_section): Don't assume
19936 anything about where the first '.' in the section name is.
19938 2009-04-01 Alan Modra <amodra@bigpond.net.au>
19940 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
19941 rs6000_emit_stack_tie.
19943 2009-03-31 Ian Lance Taylor <iant@google.com>
19945 * tree-eh.c (tree_remove_unreachable_handlers): Compare
19946 gimple_code with GIMPLE_RESX, not RESX.
19948 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19950 * c-common.c (c_get_ident): New.
19951 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
19953 2009-04-01 Ben Elliston <bje@au.ibm.com>
19955 * config/rs6000/sysv4.opt (msdata): Improve option description.
19957 2009-03-31 Steve Ellcey <sje@cup.hp.com>
19959 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
19960 (divdf3_internal_lat): Remove.
19961 (divxf3_internal_lat): Remove.
19962 (divxf3_internal_thr): Remove.
19963 (divxf): Use divxf3_internal.
19964 * config/ia64/div.md (divsf3_internal_lat): New.
19965 (divdf3_internal_lat): New.
19966 (divxf3_internal): New.
19968 2009-03-31 Joseph Myers <joseph@codesourcery.com>
19971 * Makefile.in (USE_GCC_STDINT): Define.
19972 (stmp-int-hdrs): Install stdint.h if applicable.
19973 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
19975 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
19976 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
19977 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
19978 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19979 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19980 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19981 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19982 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19983 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19984 (c_common_nodes_and_builtins): Initialize
19985 underlying_wchar_type_node. Do not initialize
19986 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
19987 nodes for new types.
19988 (c_stddef_cpp_builtins): Define macros for new types.
19989 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
19991 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
19992 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
19993 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
19994 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
19995 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
19996 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
19997 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
19998 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
19999 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20000 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20001 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20002 int16_type_node, int32_type_node, int64_type_node,
20003 uint8_type_node, uint16_type_node, c_uint32_type_node,
20004 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20005 int_least32_type_node, int_least64_type_node,
20006 uint_least8_type_node, uint_least16_type_node,
20007 uint_least32_type_node, uint_least64_type_node,
20008 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20009 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20010 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20011 uintptr_type_node): Define.
20012 * c-cppbuiltin.c (builtin_define_constants,
20013 builtin_define_type_minmax): New.
20014 (builtin_define_stdint_macros): Define more macros.
20015 (c_cpp_builtins): Define more limit macros.
20016 (type_suffix): New.
20017 (builtin_define_type_max): Define in terms of
20018 builtin_define_type_minmax. Remove is_long parameter. All
20020 * config.gcc (use_gcc_stdint): Define.
20021 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20022 Add newlib-stdint.h for generic targets.
20023 * config/glibc-stdint.h, config/newlib-stdint.h,
20024 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20025 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20026 * config/score/score.h (UINTPTR_TYPE): Define.
20027 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20028 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20029 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20030 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20031 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20032 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20033 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20034 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20035 * config/spu/spu.h (STDINT_LONG32): Define.
20036 * configure.ac (use_gcc_stdint): Substitute.
20037 * configure: Regenerate.
20038 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20039 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20040 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20041 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20042 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20043 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20044 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20045 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20046 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20047 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20048 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20049 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20050 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20051 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20052 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20053 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20054 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20055 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20056 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20057 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20058 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20059 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20060 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20061 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20062 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20063 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20064 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20065 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20066 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20068 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20070 * loop-iv.c (suitable_set_for_replacement): Renamed from
20071 simplify_using_assignment; changed to return bool and to accept new
20072 args DEST and SRC. Return true iff we find a source/destination pair
20073 that can be used to make a replacement, and fill SRC and DEST if so.
20074 Remove arg ALTERED. Don't deal with altered regs here. All callers
20076 (simplify_using_initial_values): Deal with altered regs here and track
20077 more precisely the effect they have on the validity of our expression.
20079 * loop-iv.c (simplify_using_condition): A condition of the form
20080 (EQ REG CONST) can be used to simply make a substitution.
20081 (simplify_using_initial_values): Keep track of conditions we have seen
20082 and keep using them to simplify new expressions, while applying the
20083 same substitutions to them as to the expression.
20085 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20086 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20089 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20090 changed. Use this when trying to improve the upper bound.
20091 Generate the comparison by using simplify_gen_relational.
20093 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20095 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20097 (simplify_using_assignment, simplify_using_initial_values): Call
20098 replace_in_expr to make replacements. Call replace_single_def_regs
20099 once on the initial version of the expression.
20101 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20104 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20106 2009-03-31 Richard Guenther <rguenther@suse.de>
20108 PR middle-end/31029
20109 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20110 equality comparisons. Fold C - X CMP X if C % 2 == 1.
20112 2009-03-31 Richard Guenther <rguenther@suse.de>
20114 * tree.h (div_if_zero_remainder): Declare.
20115 * fold-const.c (div_if_zero_remainder): Export.
20116 * tree-ssa-forwprop.c
20117 (forward_propagate_addr_into_variable_array_index): Handle
20118 constant array index addition outside of the variable index.
20120 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20123 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
20124 define_splits, floatunssi<mode>2): Require x87 conversions from
20125 DImode to be permitted.
20127 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20129 PR preprocessor/15638
20130 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
20132 2009-03-31 Richard Guenther <rguenther@suse.de>
20134 PR middle-end/23401
20135 PR middle-end/27810
20136 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20137 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20138 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20139 a separate statement.
20140 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20141 (lookup_tmp_var): Likewise.
20142 (is_gimple_formal_tmp_or_call_rhs): Remove.
20143 (is_gimple_reg_or_call_rhs): Rename to ...
20144 (is_gimple_reg_rhs_or_call): ... this.
20145 (is_gimple_mem_or_call_rhs): Rename to ...
20146 (is_gimple_mem_rhs_or_call): ... this.
20147 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20148 DECL_GIMPLE_REG_P only if is_formal is true.
20149 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20150 for non-proper post-modify expression gimplification.
20151 (gimplify_self_mod_expr): For post-modify expressions gimplify
20152 the lvalue to a minimal lvalue.
20153 (rhs_predicate_for): Remove formal temp case.
20154 (gimplify_modify_expr_rhs): Likewise.
20155 (gimplify_addr_expr): Use is_gimple_reg.
20156 (gimplify_expr): Remove formal temp cases.
20157 (gimple_regimplify_operands): Likewise.
20158 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20159 and FILTER_EXPR like constants.
20160 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20162 (is_gimple_formal_tmp_rhs): Remove.
20163 (is_gimple_reg_rhs): Remove special casing.
20164 (is_gimple_mem_rhs): Fix.
20165 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20166 (is_gimple_formal_tmp_var): Remove.
20167 (is_gimple_formal_tmp_reg): Likewise.
20168 (is_gimple_min_lval): Allow invariant component ref parts.
20169 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20170 is_gimple_formal_tmp_reg): Remove declarations.
20171 * tree-cfg.c (verify_expr): Verify that variables with address
20172 taken do not have DECL_GIMPLE_REG_P set.
20173 * tree-mudflap.c (mf_build_check_statement_for): Use
20174 force_gimple_operand instead of gimplify_expr.
20176 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20178 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20179 schedulable rows to compute_split_row.
20181 2009-03-31 Ben Elliston <bje@au.ibm.com>
20184 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20187 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20189 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20190 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20191 * configure: Regenerate.
20192 * config.in: Regenerate.
20193 * config/rs6000/rs6000.opt (mtls-markers): Add.
20194 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20195 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20196 (tls_ld_aix, tls_ld_sysv): Likewise.
20197 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20198 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20200 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20202 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20204 2009-03-30 Jan Hubicka <jh@suse.cz>
20206 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20208 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20209 detection and label handling.
20211 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20213 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20214 left_conflicts_size.
20215 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20216 ALLOCNO_LEFT_CONFLICTS_SIZE.
20218 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20219 remove_allocno_from_bucket_and_push,
20220 allocno_spill_priority_compare, push_allocnos_to_stack,
20221 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20222 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20223 (setup_allocno_left_conflicts_num): Ditto. Rename to
20224 setup_allocno_left_conflicts_size.
20225 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20226 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20227 setup_allocno_left_conflicts_size instead of
20228 setup_allocno_left_conflicts_num.
20230 * ira-build.c (ira_create_allocno): Use
20231 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20232 ALLOCNO_LEFT_CONFLICTS_NUM.
20234 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20236 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20237 instead of DF_LR_OUT.
20239 * ira-lives.c (process_bb_node_lives): Ditto.
20241 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20242 instead of DF_LR_{OUT,IN}.
20244 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20246 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20248 2009-03-30 Jan Hubicka <jh@suse.cz>
20250 * except.c (label_to_region_map): Fix thinko.
20252 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20254 PR middle-end/38237
20255 * tree.h (tree_find_value): New declaration.
20256 * tree.c (tree_find_value): New function.
20257 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20259 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20262 * c-decl.c (struct c_binding): Add locus field.
20263 (bind): Add locus argument, set locus field from it.
20264 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20265 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20266 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20267 implicitly_declare, undeclared_variable, lookup_label,
20268 declare_label, c_make_fname_decl, c_builtin_function,
20269 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20272 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20275 * config/i386/i386.c (classify_argument): Check total size of
20278 2009-03-30 Martin Jambor <mjambor@suse.cz>
20280 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20281 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20282 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20285 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20286 seen_variable_array_ref while also traversing a union.
20288 * tree-inline.c (optimize_inline_calls): Do not call
20289 cgraph_node_remove_callees.
20290 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20291 (pass_remove_cgraph_callee_edges): New variable.
20292 * passes.c (init_optimization_passes): Add
20293 pass_remove_cgraph_callee_edges after early inlining and before all
20294 late intraprocedural passes.
20296 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20298 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20300 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20301 Fix typos in names.
20303 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20305 * combine.c (simplify_comparison): Use have_insn_for.
20306 * dojump.c (do_jump): Likewise.
20308 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20310 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20311 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20312 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20313 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20314 instead of sparc_compare_emitted.
20315 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20316 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20317 instead of sparc_compare_emitted.
20319 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20321 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20322 enter/exit cfglayout mode.
20323 (pass_partition_block): Require it.
20324 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20325 (combine_instructions): Track basic blocks instead of labels.
20326 (update_cfg_for_uncondjump): New.
20327 (try_combine): Use it. Update jumps after rescanning.
20328 (pass_combine): Require PROP_cfglayout.
20329 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20331 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20333 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20334 Provide/destroy PROP_cfglayout respectively.
20335 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20336 * tree-pass.h (PROP_cfglayout): New.
20338 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20340 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20341 fold_convert_const_fixed_from_fixed,
20342 fold_convert_const_fixed_from_int,
20343 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20344 set TREE_CONSTANT_OVERFLOW.
20345 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20346 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20348 2009-03-30 Ira Rosen <irar@il.ibm.com>
20350 * tree-vect-loop-manip.c: New file.
20351 * tree-vectorizer.c: Update documentation and included files.
20352 (vect_loop_location): Make extern.
20353 (rename_use_op): Move to tree-vect-loop-manip.c
20354 (rename_variables_in_bb, rename_variables_in_loop,
20355 slpeel_update_phis_for_duplicate_loop,
20356 slpeel_update_phi_nodes_for_guard1,
20357 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20358 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20359 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20360 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20361 find_loop_location): Likewise.
20362 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20363 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20364 get_vectype_for_scalar_type, vect_is_simple_use,
20365 supportable_widening_operation, supportable_narrowing_operation):
20367 (bb_in_loop_p): Move to tree-vect-loop.c.
20368 (new_loop_vec_info, destroy_loop_vec_info,
20369 reduction_code_for_scalar_code, report_vect_op,
20370 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20371 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20372 (vect_supportable_dr_alignment): Likewise.
20373 * tree-vectorizer.h (tree-data-ref.h): Include.
20374 (vect_loop_location): Declare.
20375 Reorganize function declarations according to the new file structure.
20376 * tree-vect-loop.c: New file.
20377 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20378 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20379 * tree-vect-data-refs.c: New file.
20380 * tree-vect-patterns.c (timevar.h): Don't include.
20381 * tree-vect-stmts.c: New file.
20382 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20383 tree-vect-slp.c, tree-vect-loop.c.
20384 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20385 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20386 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20387 (tree-vect-analyze.o): Remove.
20388 (tree-vect-transform.o): Likewise.
20389 (tree-vect-data-refs.o): Add rule.
20390 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20391 tree-vect-slp.o): Likewise.
20392 (tree-vect-patterns.o): Remove redundant dependencies.
20393 (tree-vectorizer.o): Likewise.
20394 * tree-vect-slp.c: New file.
20396 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20398 * optc-gen.awk: Warn if an option flag has multiple different
20401 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20403 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20404 -floop-block): Document dependences on PPL, CLooG and Graphite.
20406 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20408 PR rtl-optimization/323
20409 * c-common.c (c_fully_fold, convert_and_check,
20410 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20411 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20412 * c-common.def (EXCESS_PRECISION_EXPR): New.
20413 * c-cppbuiltin.c (builtin_define_float_constants): Define
20414 constants with enough digits for long double.
20415 * c-lex.c (interpret_float): Interpret constant with excess
20416 precision where appropriate.
20417 * c-opts.c (c_common_post_options): Set
20418 flag_excess_precision_cmdline. Give an error for
20419 -fexcess-precision=standard for C++ for processors where the
20420 option is significant.
20421 * c-parser.c (c_parser_conditional_expression): Handle excess
20422 precision in condition.
20423 * c-typeck.c (convert_arguments): Handle arguments with excess
20425 (build_unary_op): Move excess precision outside operation.
20426 (build_conditional_expr): Likewise.
20427 (build_compound_expr): Likewise.
20428 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20429 (build_modify_expr): Handle excess precision in RHS.
20430 (convert_for_assignment): Handle excess precision in converted
20432 (digest_init, output_init_element, process_init_element): Handle
20433 excess precision in initializer.
20434 (c_finish_return): Handle excess precision in return value.
20435 (build_binary_op): Handle excess precision in operands and add
20436 excess precision as needed for operation.
20437 * common.opt (-fexcess-precision=): New option.
20438 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20439 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20440 For standard excess precision, output explicit conversion to and
20441 truncation from XFmode.
20442 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20443 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20444 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20445 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20446 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20447 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20448 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20449 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20450 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20451 define_splits, sqrt<mode>2): Disable where appropriate for
20452 standard excess precision.
20453 * convert.c (convert_to_real): Do not shorten arithmetic to type
20454 for which excess precision would be used.
20455 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20456 * doc/invoke.texi (-fexcess-precision=): Document option.
20457 (-mfpmath=): Correct index entry.
20458 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20459 flag_excess_precision): New.
20460 * langhooks.c (lhd_post_options): Set
20461 flag_excess_precision_cmdline.
20462 * opts.c (common_handle_option): Handle -fexcess-precision=.
20463 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20464 init_excess_precision): New.
20465 (lang_dependent_init_target): Call init_excess_precision.
20466 * tree.c (excess_precision_type): New.
20467 * tree.h (excess_precision_type): Declare.
20469 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20472 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20473 non-lvalue to component.
20475 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20477 PR preprocessor/34695
20478 * Makefile.in (c-opts.o): Depend on c-tree.h.
20479 * c-common.c: Move down include of diagnostic.h.
20480 (done_lexing, c_cpp_error): New.
20481 * c-common.h (done_lexing): Declare.
20482 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20484 * c-opts.c: Include c-tree.h.
20485 (c_common_init_options): Set preprocessor error callback.
20486 (c_common_handle_option): Do not set preprocessor
20487 inhibit_warnings, warnings_are_errors, warn_system_headers,
20488 pedantic_errors or inhibit_warnings flags.
20489 (c_common_post_options): Do not check cpp_errors (parse_in).
20490 (c_common_finish): Do not output dependencies if there were
20491 errors. Do not check return value of cpp_finish.
20492 * c-ppoutput.c (pp_file_change): Set input_location.
20493 * c-tree.h (c_cpp_error): Declare.
20494 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20496 (diagnostic_build_prefix): Check override_column.
20497 * diagnostic.h (diagnostic_info): Add override_column field.
20498 (diagnostic_override_column): Define.
20500 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20502 * c-common.c (c_expand_expr, c_staticp): Remove.
20503 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20504 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20505 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20506 * c-gimplify.c (gimplify_compound_literal_expr,
20507 optimize_compound_literals_in_ctor): Remove.
20508 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20509 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20510 * c-semantics.c (emit_local_var): Remove.
20512 * langhooks-def.h (lhd_expand_expr): Remove.
20513 * langhooks.c (lhd_expand_expr): Remove.
20514 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20516 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20517 handling from c-semantics.c; don't call into langhook.
20518 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20519 * gimplify.c (gimplify_compound_literal_expr,
20520 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20521 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20522 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20523 as was done in c-gimplify.c.
20524 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20525 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20526 Move from c-common.h.
20527 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20529 * tree.c (staticp): Do not call langhook.
20530 * langhooks.c (lhd_staticp): Delete.
20531 * langhooks-def.h (lhd_staticp): Delete prototype.
20532 (LANG_HOOKS_STATICP): Delete.
20533 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20535 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20536 instead of DECL_STMTs.
20538 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20546 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20548 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20549 contained expression.
20550 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20551 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20552 conditional expressions for C.
20553 (decl_constant_value_for_optimization): Move from
20554 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20555 whether optimizing and that the expression is a VAR_DECL not of
20556 array type instead of doing such checks in the caller. Do not
20557 check pedantic. Call gcc_unreachable for C++.
20558 * c-common.def (C_MAYBE_CONST_EXPR): New.
20559 * c-common.h (c_fully_fold, c_save_expr,
20560 decl_constant_value_for_optimization): New prototypes.
20561 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20562 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20563 EXPR_INT_CONST_OPERANDS): Define.
20564 * c-convert.c (convert): Strip nops from expression.
20565 * c-decl.c (groktypename): Take extra parameters expr and
20566 expr_const_operands. Update call to grokdeclarator.
20567 (start_decl): Update call to grokdeclarator. Add statement for
20568 expressions used in type of decl.
20569 (grokparm): Update call to grokdeclarator.
20570 (push_parm_decl): Update call to grokdeclarator.
20571 (build_compound_literal): Add parameter non_const and build a
20572 C_MAYBE_COSNT_EXPR if applicable.
20573 (grokdeclarator): Take extra parameters expr and
20574 expr_const_operands. Track expressions used in declaration
20575 specifiers and declarators. Fold array sizes and track whether
20576 they are constant expressions and whether they are integer
20577 constant expressions.
20578 (parser_xref_tag): Set expr and expr_const_operands fields in
20580 (grokfield): Update call to grokdeclarator.
20581 (start_function): Update call to grokdeclarator.
20582 (build_null_declspecs): Set expr and expr_const_operands fields in
20584 (declspecs_add_type): Handle expressions in typeof specifiers.
20585 * c-parser.c (c_parser_declspecs): Set expr and
20586 expr_const_operands fields for declaration specifiers.
20587 (c_parser_enum_specifier): Likewise.
20588 (c_parser_struct_or_union_specifier): Likewise.
20589 (c_parser_typeof_specifier): Likewise. Update call to
20590 groktypename. Fold expression as needed. Return expressions with
20591 type instead of adding statements.
20592 (c_parser_attributes): Update calls to c_parser_expr_list.
20593 (c_parser_statement_after_labels): Fold expression before passing
20594 to objc_build_throw_stmt.
20595 (c_parser_condition): Fold expression.
20596 (c_parser_asm_operands): Fold expression.
20597 (c_parser_conditional_expression): Use c_save_expr. Update call
20598 to build_conditional_expr.
20599 (c_parser_alignof_expression): Update call to groktypename.
20600 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20601 original_code. Fold expression argument of va_arg. Create
20602 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20603 argument to va_arg. Update calls to groktypename. Fold array
20604 index for offsetof. Verify that first argument to
20605 __builtin_choose_expr has integer type.
20606 (c_parser_postfix_expression_after_paren_type): Update calls to
20607 groktypename and build_compound_literal. Handle expressions with
20608 side effects in type name.
20609 (c_parser_postfix_expression_after_primary): Update call to
20610 c_parser_expr_list. Set original_code for calls to
20611 __builtin_constant_p.
20612 (c_parser_expr_list): Take extra parameter fold_p. Fold
20613 expressions if requested.
20614 (c_parser_objc_type_name): Update call to groktypename.
20615 (c_parser_objc_synchronized_statement): Fold expression.
20616 (c_parser_objc_receiver): Fold expression.
20617 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20618 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20619 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20620 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20621 (struct c_typespec): Add elements expr and expr_const_operands.
20622 (struct c_declspecs): Add elements expr and expr_const_operands.
20623 (groktypename, build_conditional_expr, build_compound_literal):
20625 (in_late_binary_op): Declare.
20626 * c-typeck.c (note_integer_operands): New function.
20627 (in_late_binary_op): New variable.
20628 (decl_constant_value_for_broken_optimization): Move to c-common.c
20629 and rename to decl_constant_value_for_optimization.
20630 (default_function_array_conversion): Do not strip nops.
20631 (default_conversion): Do not call
20632 decl_constant_value_for_broken_optimization.
20633 (build_array_ref): Do not fold result.
20634 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20635 result when operand is a VLA.
20636 (c_expr_sizeof_type): Update call to groktypename. Handle
20637 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20638 result when operand names a VLA type.
20639 (build_function_call): Update call to build_compound_literal.
20640 Only fold result for calls to __builtin_* functions. Strip
20641 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20642 the function designator.
20643 (convert_arguments): Fold arguments. Update call to
20644 convert_for_assignment.
20645 (build_unary_op): Handle increment and decrement of
20646 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20647 decrement earlier. Fold operand of increment and decrement.
20648 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20649 built for integer operand. Wrap returns that are INTEGER_CSTs
20650 without being integer constant expressions or that have integer
20651 constant operands without being INTEGER_CSTs.
20652 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20653 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20654 result is an integer constant expression or can be used in
20655 unevaluated parts of one and avoid folding and wrap as
20656 appropriate. Fold operands before possibly doing -Wsign-compare
20658 (build_compound_expr): Wrap result for C99 if operands can be used
20659 in integer constant expressions.
20660 (build_c_cast): Update call to digest_init. Do not ignore
20661 overflow from casting floating-point constants to integers. Wrap
20662 results that could be confused with integer constant expressions,
20663 null pointer constants or floating-point constants.
20664 (c_cast_expr): Update call to groktypename. Handle expressions
20665 included in type name.
20666 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20667 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20668 Update calls to convert_for_assignment.
20669 (convert_for_assignment): Take new parameter
20670 null_pointer_constant. Do not strip nops or call
20671 decl_constant_value_for_broken_optimization. Set
20672 in_late_binary_op for conversions to boolean.
20673 (store_init_value): Update call to digest_init.
20674 (digest_init): Take new parameter null_pointer_constant. Do not
20675 call decl_constant_value_for_broken_optimization. pedwarn for
20676 initializers not constant expressions. Update calls to
20677 convert_for_assignment.
20678 (constructor_nonconst): New.
20679 (struct constructor_stack): Add nonconst element.
20680 (really_start_incremental_init, push_init_level, pop_init_level):
20681 Handle constructor_nonconst and nonconst element.
20682 (set_init_index): Call constant_expression_warning for array
20684 (output_init_element): Fold value. Set constructor_nonconst as
20685 applicable. pedwarn for initializers not constant expressions.
20686 Update call to digest_init. Call constant_expression_warning
20687 where constant initializers are required.
20688 (process_init_element): Use c_save_expr.
20689 (c_finish_goto_ptr): Fold expression.
20690 (c_finish_return): Fold return value. Update call to
20691 convert_for_assignment.
20692 (c_start_case): Fold switch expression.
20693 (c_process_expr_stmt): Fold expression.
20694 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20695 ensure statement expression is not evaluated in constant expression.
20696 (build_binary_op): Track whether results are integer constant
20697 expressions or may occur in such, disable folding and wrap results
20698 as applicable. Fold operands for -Wsign-compare warnings unless
20700 (c_objc_common_truthvalue_conversion): Handle results folded to
20701 integer constants that are not integer constant expressions.
20702 * doc/extend.texi: Document when typeof operands are evaluated,
20703 that condition of __builtin_choose_expr is an integer constant
20704 expression, and more about use of __builtin_constant_p in
20707 2009-03-29 Richard Guenther <rguenther@suse.de>
20709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20710 propagate addresses of array references.
20712 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20714 * regmove.c (perhaps_ends_bb_p): Remove.
20715 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20716 from INSN and check that the main loop stays within that basic block.
20717 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20718 (regmove_forward_pass): Split out from regmove_optimize. Use
20719 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20720 (regmove_backward_pass): Split out from regmove_optimize. Use
20721 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20722 (regmove_optimize): Simplify.
20724 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20727 * config/i386/i386.c (classify_argument): Ignore flexible array
20728 member in struct and warn ABI change.
20730 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20732 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20734 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20735 (ix86_adjust_cost): Updated.
20737 2009-03-29 Jan Hubicka <jh@suse.cz>
20739 PR middle-end/28850
20740 * tree-pass.h (pass_cleanup_eh): New function.
20741 (remove_unreachable_regions): Break code handling RTL
20742 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20743 that can not be reached by runtime.
20744 (can_be_reached_by_runtime): New function.
20745 (label_to_region_map): New function.
20746 (num_eh_regions): New function.
20747 (rtl_remove_unreachable_regions): New function.
20748 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20749 (remove_eh_region): New function.
20750 * except.h: Include sbitmap and vecprim.
20751 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20752 num_eh_regions): Declare.
20753 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20754 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20755 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20756 (tree_empty_eh_handler_p): New function.
20757 (cleanup_empty_eh): New function.
20758 (cleanup_eh): New function.
20759 (pass_cleanup_eh): New function.
20761 2009-03-29 Jan Hubicka <jh@suse.cz>
20763 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20764 for removed regions.
20766 2009-03-29 Jan Hubicka <jh@suse.cz>
20768 * except.c (dump_eh_tree): Dump all datastructures.
20770 2009-03-29 Jan Hubicka <jh@suse.cz>
20772 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20773 (duplicate_eh_regions_1): Likewise.
20774 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20775 vector; call EH verification.
20776 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20777 Be ready for region being removed.
20779 2009-03-29 Jan Hubicka <jh@suse.cz>
20781 * bitmap.c (bitmap_last_set_bit): New function.
20782 * bitmap.h (bitmap_last_set_bit): Declare.
20784 2009-03-29 David Ayers <ayers@fsfe.org>
20787 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20788 by calling objc_compare_types and surpress warnings about
20789 incompatible C pointers that are compatible ObjC pointers.
20791 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20793 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20794 call initialize_inline_failed.
20795 (initialize_inline_failed): Move it from here ...
20796 * cgraph.c (initialize_inline_failed): ... to here.
20797 (cgraph_create_edge): Call initialize_inline_failed rather than
20798 setting inline_failed directly.
20800 2009-03-29 Ben Elliston <bje@au.ibm.com>
20803 * sysv4.opt (msdata): Improve comment.
20804 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20805 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20807 2009-03-29 Ben Elliston <bje@au.ibm.com>
20810 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20811 load and store attributes.
20813 2009-03-29 Ben Elliston <bje@au.ibm.com>
20815 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20816 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20817 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20818 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20819 __builtin_infq and __builtin_huge_valq.
20821 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20823 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20825 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20826 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20828 2009-03-28 Xinliang David Li <davidxl@google.com>
20830 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20831 (do_dbg_cnt): New function.
20833 2009-03-28 Jan Hubicka <jh@suse.cz>
20835 Merge from pretty-ipa:
20837 2009-03-27 Jan Hubicka <jh@suse.cz>
20839 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20840 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20841 * passes.c (function_called_by_processed_nodes_p): New.
20842 * ipa-pure-const.c (check_call): Fix handling of operands.
20843 (analyze_function): Dump debug output for skipped bodies.
20844 (local_pure_const): Use function_called_by_processed_nodes_p.
20845 * dwarf2out.c (reference_to_unused): Use output.
20846 * passes.c (do_per_function_toporder): Likewise.
20848 2008-11-12 Jan Hubicka <jh@suse.cz>
20850 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20851 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20852 state_set_in_source enum
20853 (check_decl): Ignore memory tags; do not set fake looping flags;
20855 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20856 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20857 (check_call, analyze_function): Rewrite.
20859 (add_new_function): Update call of analyze_function.
20860 (generate_summary): Add call of analyze_function.
20861 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20862 (local_pure_const): New function.
20863 (pass_local_pure_const): New pass.
20864 * ipa-inline.c (inline_transform): Set after_inlining.
20865 * tree-eh.c (stmt_can_throw_external): New.
20866 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20867 work with aliasing built.
20868 * tree-flow.h (stmt_can_throw_external): New.
20869 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20870 and local pure/const pass in early and late optimization queue.
20872 2009-03-28 Martin Jambor <mjambor@suse.cz>
20874 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20876 (fold_binary): Allow function decl aligment consideration is the
20877 second argument is integer constant one.
20878 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20879 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20880 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20882 2009-03-28 Jan Hubicka <jh@suse.cz>
20884 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20885 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20886 * function.h (rtl_data): Add nothrow flag.
20887 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20888 set DECL_NOTHROW for AVAILABLE functions.
20890 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20892 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20893 following vector keyword has expansion starting with pixel or bool
20894 keyword, expand vector to __vector and pixel or bool to __pixel or
20898 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20899 warn_if_disallowed_function_p): Removed.
20900 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20901 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20902 warning_if_disallowed_function_p.
20903 * flags.h (warn_if_disallowed_function_p,
20904 warn_disallowed_functions): Removed.
20905 * common.opt (Wdisallowed-function-list=): Removed.
20906 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20908 2009-03-28 Richard Guenther <rguenther@suse.de>
20910 PR tree-optimization/38723
20911 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20914 2009-03-28 Jan Hubicka <jh@suse.cz>
20916 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
20917 test introduced by my previous patch.
20919 2009-03-28 Richard Guenther <rguenther@suse.de>
20921 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
20922 the PHIs value undefined.
20924 2009-03-28 Jan Hubicka <jh@suse.cz>
20926 * tree-pass.h (pass_fixup_cfg): New pass.
20927 * ipa-inline.c (inline_transform): Set
20928 always_inline_functions_inlined/after_inlining.
20929 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
20930 (pass_fixup_cfg): New pass.
20931 * passes.c (init_optimization_passes): Add fixup_cfg.
20933 2009-03-28 Richard Guenther <rguenther@suse.de>
20935 PR tree-optimization/38458
20936 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
20937 argument use the arguments copy-of value.
20939 2009-03-28 Richard Guenther <rguenther@suse.de>
20941 PR tree-optimization/38180
20942 * tree-ssa-ccp.c (get_default_value): Simplify.
20943 (likely_value): Likewise.
20944 (surely_varying_stmt_p): Properly handle VOP case.
20945 (ccp_initialize): Likewise.
20946 (ccp_fold): Handle propagating through *&.
20947 (fold_const_aggregate_ref): Also handle decls.
20949 2009-03-28 Jan Hubicka <jh@suse.cz>
20951 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20952 * cgraph.h (cgraph_node): Likewise.
20953 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
20954 (cgraph_reset_node): Use process flag.
20955 (cgraph_mark_functions_to_output): Likewise.
20956 (cgraph_expand_function): Likewise.
20957 (cgraph_expand_all_functions): Likewise.
20958 (cgraph_output_in_order): Likewise.
20959 * dwarf2out.c (reference_to_unused): Likewise.
20960 * passes.c do_per_function_toporder): Likewise.
20962 2009-03-28 Jan Hubicka <jh@suse.cz>
20964 Bring from lto-branch:
20966 2008-09-03 Doug Kwan <dougkwan@google.com>
20968 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
20969 enums instead of reason strings.
20970 * cgraph.c (cgraph_create_edge): Same.
20971 (cgraph_inline_failed_string): New function.
20972 * cgraph.h (cgraph_inline_failed_t): New enum type.
20973 (cgraph_inline_failed_string): New prototype.
20974 (struct cgraph_edge): Change type of INLINED_FAILED from constant
20975 char pointer to cgraph_inline_failed_t.
20976 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
20977 (cgraph_default_inline_p): Ditto.
20978 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
20979 to cgraph_inline_failed_t pointer.
20980 * cif-code.def: New file.
20981 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
20983 (cgraph_check_inline_limits): Change type of REASON to pointer to
20984 cgraph_inline_failed_t. Replace reason strings with enums.
20985 (cgraph_default_inline_p): Ditto.
20986 (cgraph_recursive_inlining_p): Ditto.
20987 (update_caller_keys): Change type of FAILED_REASON to
20988 cgraph_inline_failed_t.
20989 (cgraph_set_inline_failed): Change type of REASON to pointer to
20990 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
20991 convert enums to strings for text output.
20992 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
20993 to be of type cgraph_inline_failed_t. Replace reason strings with
20994 enums. Call cgraph_inline_failed_string to covert enums
20995 to strings for text output.
20996 (cgraph_decide_inlining): Replace reason strings with enums.
20997 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
20998 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21000 * tree-inline.c (expand_call_inline): Change type of REASON
21001 to cgraph_inline_failed_t. Replace reason strings with enums.
21002 Call cgraph_inline_failed_string for text output.
21003 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21006 2009-03-28 Jan Hubicka <jh@suse.cz>
21008 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21009 cgraph_clone_node): Remove master clone handling.
21010 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21011 * cgraph.h (master_clone): Remove.
21012 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21013 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21014 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21016 2009-03-28 Jan Hubicka <jh@suse.cz>
21018 * cgraph.c (cgraph_function_body_availability): Functions declared
21019 inline are always safe to assume that it is not going to be replaced.
21021 2009-03-28 Richard Guenther <rguenther@suse.de>
21023 PR tree-optimization/38513
21024 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21025 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21026 EXC_PTR_EXPR and FILTER_EXPR.
21027 (get_ref_from_reference_ops): Likewise.
21029 2009-03-28 Richard Guenther <rguenther@suse.de>
21031 PR tree-optimization/38968
21032 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21033 Use FLOOR_MOD_EXPR to compute misalignment.
21035 2009-03-28 Richard Guenther <rguenther@suse.de>
21037 PR tree-optimization/37795
21038 * tree.h (combine_comparisons): Declare.
21039 * fold-const.c (combine_comparisons): Export.
21040 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21042 (ifcombine_iforif): Use combine_comparisons.
21044 2009-03-28 Jan Hubicka <jh@suse.cz>
21046 * tree-eh.c (inlinable_call_p): New function.
21047 (make_eh_edges): Use it.
21048 (verify_eh_edges): Use it.
21049 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21050 * except.c (reachable_next_level): Add inlinable_function argument
21051 (sjlj_find_directly_reachable_regions): Update.
21052 (add_reachable_handler): Do not set saw_any_handlers.
21053 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21054 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21055 Add new inlinable call parameter.
21056 (can_throw_internal, can_throw_external): Update.
21057 * except.h (can_throw_internal_1, can_throw_external_1,
21058 foreach_reachable_handler): Update declaration.
21060 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21062 * config/arm/t-arm-coff, config/h8300/coff.h,
21063 config/i386/i386-aout.h, config/i386/i386-coff.h,
21064 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21065 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21066 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21067 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21068 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21069 sys-types.h: Remove.
21070 * Makefile.in: Remove protoize and fixproto support and references
21072 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21073 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21075 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21076 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21077 unprotoize$(exeext).
21078 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21079 (.PHONY): Don't depend on proto.
21080 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21081 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21082 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21083 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21084 build/gen-protos.o, build/scan.o, xsys-protos.h,
21085 build/fix-header$(build_exeext), build/fix-header.o,
21086 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21087 stmp-install-fixproto): Remove.
21088 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21089 SYSCALLS.c or fixproto files.
21090 (install-common): Don't install protoize.
21091 (install-headers-tar, install-headers-cpio, install-headers-cp):
21092 Don't depend on $(STMP_FIXPROTO).
21093 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21094 install fixproto files or write out fixproto settings.
21095 (uninstall): Don't uninstall protoize.
21096 * config.gcc (use_fixproto): Remove.
21097 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21098 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21099 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21100 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21101 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21102 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21103 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21104 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21105 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21106 * config/t-vxworks (STMP_FIXPROTO): Remove.
21107 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21108 STMP_FIXPROTO): Remove.
21109 * config.in, configure: Regenerate.
21110 * crtstuff.c (gid_t, uid_t): Don't undefine.
21111 * doc/install.texi: Change m68k-coff to m68k-elf in example.
21112 (arm-*-coff, arm-*-aout: Remove target entries.
21113 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
21114 Remove mention of AIX 4.1.
21115 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
21116 * doc/invoke.texi (Running Protoize): Remove.
21117 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
21118 (Protoize Caveats): Remove.
21119 * tsystem.h: Update comments on headers assumed to exist.
21121 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
21123 * genautomata.c: Add a new year to the copyright. Add a new
21125 (struct insn_reserv_decl): Add comments for member bypass_list.
21126 (find_bypass): Remove.
21127 (insert_bypass): New.
21128 (process_decls): Use insert_bypass.
21129 (output_internal_insn_latency_func): Output all bypasses with the
21130 same input insn in one switch case.
21132 * rtl.def (define_bypass): Describe bypass choice.
21133 * doc/md.texi (define_bypass): Ditto.
21135 2009-03-27 Richard Guenther <rguenther@suse.de>
21137 * gimplify.c (mark_addressable): Export.
21138 * tree-flow.h (mark_addressable): Declare.
21139 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21140 * tree-ssa.c (verify_phi_args): Verify that address taken
21141 variables have TREE_ADDRESSABLE set.
21143 2009-03-27 Richard Guenther <rguenther@suse.de>
21145 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21146 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21147 Do not mark decls TREE_ADDRESSABLE.
21148 (build_fold_addr_expr): Adjust.
21149 (fold_addr_expr): Remove.
21150 (fold_unary): Use build_fold_addr_expr.
21151 (fold_comparison): Likewise.
21152 (split_address_to_core_and_offset): Likewise.
21153 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21155 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21156 (gimplify_modify_expr_to_memcpy): Mark source and destination
21158 * omp-low.c (create_omp_child_function): Mark the object decl
21160 (lower_rec_input_clauses): Mark the var we take the address of
21162 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21164 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21166 PR middle-end/39315
21167 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21168 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21170 2009-03-27 Richard Guenther <rguenther@suse.de>
21172 PR tree-optimization/39120
21173 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21175 (handle_lhs_call): Process return constraints. Add escape
21176 constraints if necessary.
21177 (handle_const_call): Fill out return constraints. Make nested
21178 case more precise. Avoid consttmp if possible.
21179 (handle_pure_call): Fill out return constraints. Avoid
21180 callused if possible.
21181 (find_func_aliases): Simplify call handling.
21183 2009-03-27 Richard Guenther <rguenther@suse.de>
21185 PR tree-optimization/39120
21186 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21187 as a representative.
21188 (solve_graph): Do propagate CALLUSED.
21189 (handle_pure_call): Use a scalar constraint from CALLUSED for
21191 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21194 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21197 * c-common.c (handle_aligned_attribute): Properly check alignment
21198 overflow. Use (1U << i) instead of (1 << i).
21200 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21202 * expr.h (get_mem_align_offset): Updated.
21204 * tree.h (tree_decl_common): Change align to "unsigned int" and
21205 move it before pointer_alias_set.
21207 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21208 Jakub Jelinek <jakub@redhat.com>
21211 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21212 gr_register_operand with gr_reg_or_0_operand.
21213 (cmpxchg_rel_di): Likewise.
21214 (sync_lock_test_and_set<mode>): Likewise.
21216 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21218 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21219 (true_regnum): Likewise.
21221 * rtlanal.c (subreg_info): Moved to ...
21222 * rtl.h (subreg_info): Here. New.
21223 (subreg_get_info): New.
21225 * rtlanal.c (subreg_get_info): Make it extern.
21227 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21230 * config/i386/i386.c (ix86_abi): New.
21231 (override_options): Handle -mabi=.
21232 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21233 (ix86_call_abi_override): Likewise.
21234 (init_cumulative_args): Likewise.
21235 (function_arg_advance): Likewise.
21236 (function_arg_64): Likewise.
21237 (function_arg): Likewise.
21238 (ix86_pass_by_reference): Likewise.
21239 (ix86_function_value_regno_p): Likewise.
21240 (ix86_build_builtin_va_list_abi): Likewise.
21241 (setup_incoming_varargs_64): Likewise.
21242 (is_va_list_char_pointer): Likewise.
21243 (ix86_init_machine_status): Likewise.
21244 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21245 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21246 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21247 (ix86_function_abi): Make it static and return enum calling_abi.
21248 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21250 (ix86_fn_abi_va_list): Updated.
21252 * config/i386/i386.h (ix86_abi): New.
21253 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21254 (CONDITIONAL_REGISTER_USAGE): Likewise.
21255 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21256 (machine_function): Likewise.
21258 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21260 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21261 (STACK_BOUNDARY): Likewise.
21262 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21264 * config/i386/i386.opt (mabi=): New.
21266 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21267 return enum calling_abi.
21268 (ix86_function_type_abi): Likewise.
21269 (ix86_function_abi): Removed.
21271 * doc/invoke.texi: Document -mabi= option for x86.
21273 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21275 * builtins.c (real_dconstp): Delete.
21276 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21278 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21279 Jakub Jelinek <jakub@redhat.com>
21282 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21283 (gen_subprogram_die): When a function is explicit, generate the
21284 DW_AT_explicit attribute.
21285 * langhooks.h (struct lang_hooks_for_decls): Add
21286 function_decl_explicit_p langhook.
21287 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21288 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21290 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21292 * builtins.c (fold_builtin_memory_op): Optimize memmove
21293 into memcpy if we can prove source and destination don't overlap.
21295 * tree-inline.c: Include gt-tree-inline.h.
21296 (clone_fn_id_num): New variable.
21297 (clone_function_name): New function.
21298 (tree_function_versioning): Use it.
21299 * Makefile.in (GTFILES): Add tree-inline.c.
21301 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21303 * BASE-VER: Change to 4.5.0.
21305 2009-03-27 Xinliang David Li <davidxl@google.com>
21307 PR tree-optimization/39557
21308 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21310 2009-03-27 Xinliang David Li <davidxl@google.com>
21312 PR tree-optimization/39548
21313 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21316 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21318 * c-common.c (pointer_int_sum): Use %wd on return from
21321 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21323 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21324 on return from tree_low_cst.
21326 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21329 * ginclude/stdarg.h (va_copy): Define also for
21330 __GXX_EXPERIMENTAL_CXX0X__.
21332 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21335 * builtins.h (c_strlen): Do not warn here.
21336 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21337 * c-common.c (pointer_int_sum): Take an explicit location.
21338 Warn about offsets out of bounds.
21339 * c-common.h (pointer_int_sum): Adjust declaration.
21341 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21343 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21346 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21349 * opts.c (warn_if_disallowed_function_p): Don't assume
21350 get_callee_fndecl must return non-NULL.
21352 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21354 PR rtl-optimization/39522
21355 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21356 when reg_reloaded_valid is set.
21358 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21360 * config/spu/divv2df3.c: New file.
21361 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21362 (DPBIT_FUNCS): Filter out _div_df.
21364 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21366 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21367 a jump insn, count that jump in the distance to the loop start.
21369 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21372 * config/sh/sh.c (calc_live_regs): Fix condition for global
21373 registers except PIC_OFFSET_TABLE_REGNUM.
21375 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21378 * doc/invoke.texi (-mconsole): New.
21380 (-mno-cygwin): New.
21382 (-mnop-fun-dllimport): New.
21386 (sub section "i386 and x86-64 Windows Options"): New.
21388 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21390 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21391 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21393 2009-03-25 Richard Guenther <rguenther@suse.de>
21395 PR middle-end/39497
21396 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21399 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21401 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21402 neither of haifa/selective schedulers are working.
21404 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21406 * doc/invoke.texi (Debugging Options): Fix description of
21407 -fno-merge-debug-strings.
21409 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21411 * config/cris/libgcc.ver: New version-script.
21412 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21414 * configure.ac <GAS features, nop mnemonic>: Add pattern
21415 crisv32-*-* for "nop".
21416 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21417 * configure: Regenerate.
21419 2009-03-24 Ira Rosen <irar@il.ibm.com>
21421 PR tree-optimization/39529
21422 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21423 mark_sym_for_renaming for the tag copied to the new vector
21426 2009-03-24 Arthur Loiret <aloiret@debian.org>
21428 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21429 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21430 EXTRA_SPEC_FUNCTIONS.
21431 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21432 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21433 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21434 -march and -mtune options.
21436 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21438 * config/m68k/t-rtems: Add m5329 multilib.
21440 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21441 Jakub Jelinek <jakub@redhat.com>
21444 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21447 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21450 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21451 instead of c_parser_expression_conv, if original_code isn't one of the
21452 4 allowed comparison codes, fail.
21454 2009-03-23 Richard Guenther <rguenther@suse.de>
21456 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21457 * tree.h (struct tree_type): Likewise.
21458 * reload.h (struct insn_chain): Likewise.
21459 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21460 * function.h (struct function): Likewise.
21461 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21463 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21465 PR tree-optimization/39516
21466 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21468 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21470 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21471 should be set true if BITS_PER_WORD of target is bigger than 32
21473 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21475 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21476 Translate -B-options to -rpath-link. Correct existing
21477 rpath-link and conditionalize on !nostdlib.
21479 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21481 * doc/extend.texi (Function Attributes, Variable Attributes):
21483 * doc/invoke.texi (Debugging Options, Optimize Options)
21484 (i386 and x86-64 Options, MCore Options): Likewise.
21486 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21489 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21490 it for block local namespace aliases.
21491 (gen_decl_die): Pass context_die to gen_namespace_die.
21493 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21496 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21497 minimum or maximum value.
21499 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21501 * reginfo.c (globalize_reg): Recompute derived reg sets.
21503 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21506 * libgcc2.c (mprotect): Do not use signed arguments for
21507 VirtualProtect, use DWORD arguments. Also fix the 'may
21508 be used uninitialized' warning for the np variable.
21510 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21513 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21514 functions using regparm calling conventions when not optimizing.
21515 (ix86_function_sseregparm): Similarly for sseregparm calling
21518 2009-03-19 Li Feng <nemokingdom@gmail.com>
21520 PR middle-end/39500
21521 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21522 dependence if the first conflict is after niter iterations.
21524 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21526 PR middle-end/38609
21527 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21528 functions with dynamic stack-pointer adjustments.
21530 2009-03-19 Ben Elliston <bje@au.ibm.com>
21532 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21533 option; change to -msdata=data.
21535 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21537 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21540 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21543 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21545 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21547 * doc/invoke.texi (Code Gen Options): Expand discussion of
21550 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21552 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21553 * matrix-reorg.c (struct matrix_info): Likewise.
21554 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21555 * rtl.h (struct mem_attrs): Likewise.
21556 * df.h (struct df): Likewise.
21557 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21558 * ira-int.h (struct ira_allocno): Likewise.
21559 * df-scan.c (struct df_collection_rec): Likewise.
21560 * ira.c (struct equivalence): Likewise.
21561 * function.c (struct temp_slot): Likewise.
21562 * cfgloop.h (struct loop): Likewise.
21565 * function.c (use_register_for_decl): When not optimizing, disregard
21566 register keyword for variables with types containing methods.
21568 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21570 PR middle-end/39447
21571 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21572 (is_simple_operand): Call contains_component_ref_p before calling data
21573 reference analysis that would fail on COMPONENT_REFs.
21575 * tree-vrp.c (search_for_addr_array): Fix formatting.
21577 2009-03-18 Richard Guenther <rguenther@suse.de>
21579 * tree-vect-transform.c (vect_loop_versioning): Fold the
21580 generated comparisons.
21581 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21582 (slpeel_tree_peel_loop_to_edge): Likewise.
21584 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21586 PR middle-end/37805
21587 * opts.c (print_specific_help): In addition to `undocumented',
21588 accept `separate' and `joined' flags if passed alone. Describe
21589 output by the first matched one of those.
21590 (common_handle_option): Skip over empty strings.
21591 * gcc.c (display_help): Fix help string for `--help='.
21592 * doc/invoke.texi (Option Summary, Overall Options): With
21593 `--help=', classes and qualifiers can both be repeated, but
21594 only the latter can be negated. One should not pass only
21595 negated qualifiers. Fix markup and examples.
21598 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21599 PR middle-end/37805
21600 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21601 and -fhelp=separate.
21603 2009-03-17 Jing Yu <jingyu@google.com>
21605 PR middle-end/39378
21606 * function.h (struct rtl_data): Move is_thunk from here...
21607 (struct function): ...to here.
21608 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21609 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21611 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21613 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21614 (alpha_output_function_end_prologue): Likewise.
21615 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21616 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21617 (rs6000_output_function_epilogue): Likewise.
21618 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21620 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21623 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21624 from different units in a single alternative.
21625 (*truncdfsf_i387): Ditto.
21626 (*truncxfsf2_mixed): Ditto.
21627 (*truncxfdf2_mixed): Ditto.
21629 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21631 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21632 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21635 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21636 unused non-artificial variables when not optimizing.
21639 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21640 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21641 NAMESPACE_DECL in its DECL_INITIAL.
21643 PR middle-end/39443
21644 * optabs.c (set_user_assembler_libfunc): New function.
21645 * expr.h (set_user_assembler_libfunc): New prototype.
21646 * c-common.c: Include libfuncs.h.
21647 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21648 for memcmp, memset, memcpy, memmove and abort.
21649 * Makefile.in (c-common.o): Depend on libfuncs.h.
21652 * dwarf2out.c (gen_inlined_enumeration_type_die,
21653 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21654 gen_tagged_type_instantiation_die): Removed.
21655 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21658 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21661 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21663 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21664 (check-parallel-%): Ditto.
21665 (check-consistency): Ditto.
21667 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21669 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21670 local variable rhs by NULL_TREE.
21672 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21675 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21677 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21680 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21682 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21685 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21686 for ms->sysv ABI calls only in 64bit mode.
21688 * config/i386/i386.md (untyped_call): Support 32bit.
21690 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21692 * doc/extend.texi: Replace x86_65 with x86_64.
21694 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21696 PR tree-optimization/39455
21697 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21698 mismatches for POINTER_TYPE_P (type).
21699 (number_of_iterations_le): Likewise.
21701 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21703 * config/picochip/picochip.c: Removed profiling support.
21704 * config/picochip/picochip.md: Removed profiling instruction.
21705 * config/picochip/picochip.h: Removed profiling builtin.
21707 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21709 * doc/install.texi (--with-host-libstdcxx): Document.
21711 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21714 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21715 generate a warning if the function name does not begin with
21716 "__vector" and the function has either the 'signal' or 'interrupt'
21717 attribute, from here to ...
21718 (avr_declare_function_name): ...here. New function.
21719 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21720 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21722 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21725 * cse.c (fold_rtx): Don't modify original const_arg1 when
21726 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21727 separate variable instead.
21728 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21729 from out of range shift counts.
21730 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21732 2009-03-13 Catherine Moore <clm@codesourcery.com>
21734 * config/i386/x-mingw32 (host-mingw32.o): Replace
21735 diagnostic.h with $(DIAGNOSTIC_H).
21737 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21740 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21742 * config/i386/sync.md (sync_compare_and_swap<mode>,
21743 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21744 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21746 (sync_double_compare_and_swapdi_pic,
21747 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21748 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21750 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21753 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21755 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21758 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21759 (avx_addsubv4df3): Likewise.
21760 (*avx_addsubv4sf3): Likewise.
21761 (sse3_addsubv4sf3): Likewise.
21763 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21766 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21768 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21771 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21772 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21773 registers for allocnos created from user-defined variables.
21775 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21778 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21779 of non-integer mode as well.
21781 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21783 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21784 for functions for which the parameter types are unknown.
21786 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21789 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21790 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21791 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21792 * config/i386/i386.c (ix86_local_alignment): For
21793 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21794 long long variables on the stack to avoid dynamic realignment.
21795 Allow the first argument to be a decl rather than type.
21796 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21798 2009-03-11 Nick Clifton <nickc@redhat.com>
21801 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21803 Add description to mno-lsim option.
21804 * config/mcore/mcore.h: Remove comment about deprecated m4align
21806 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21807 * doc/invoke.texi: Add description of mno-lsim and
21808 mstack-increment options.
21810 * config/fr30/fr30.opt: Document the -mno-lsim option.
21811 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21812 and -mno-lsim options.
21814 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21816 * fold-const.c (fold_comparison): Only call fold_inf_compare
21817 if the mode supports infinities.
21819 2009-03-11 Jason Merrill <jason@redhat.com>
21822 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21823 end already did. Notice GIMPLE_CALL modifications of the result.
21824 Don't copy debug information from an ignored decl or a decl from
21827 2009-03-10 Richard Guenther <rguenther@suse.de>
21828 Nathan Froyd <froydnj@codesourcery.com>
21830 PR middle-end/37850
21831 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21832 (__divMODE3): Likewise.
21834 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21836 PR tree-optimization/39394
21837 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21838 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21840 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21842 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21843 inline asms for register asm ("") declarations.
21845 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21847 * fold-const.c (fold_unary): Fix comment.
21849 2009-03-07 Jan Hubicka <jh@suse.cz>
21852 * tree-inline.c (setup_one_parameter): Do replacement of const
21853 argument by constant in SSA form.
21855 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21857 PR middle-end/38028
21858 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21859 determine alignment passed to assign_stack_local.
21860 (assign_parms_unsplit_complex): Likewise.
21861 * except.c (sjlj_build_landing_pads): Likewise.
21863 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21865 PR middle-end/39360
21866 * tree-flow.h (add_referenced_var): Return bool instead of void.
21867 * tree-dfa.c (add_referenced_var): Return result of
21868 referenced_var_check_and_insert call.
21869 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21870 of referenced_var_check_and_insert.
21873 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21874 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21875 DIE, don't emit it if abstract origin already has it.
21876 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21877 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21879 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21881 * genpreds.c (needs_variable): Fix parentheses at variable name
21883 (write_tm_constrs_h): Indent generated code.
21885 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21887 * doc/extend.texi (Function Attributes): Add documentation
21888 for isr attributes.
21890 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21893 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21894 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21896 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21898 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21901 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21904 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21905 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21907 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21909 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21910 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21911 constants instead of magic numbers.
21912 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21914 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21915 (x86_64_ms_abi_int_parameter_registers): Ditto.
21916 (x86_64_int_return_registers): Ditto.
21917 (ix86_maybe_switch_abi): Ditto.
21918 (ix86_expand_call): Ditto for clobbered_registers array.
21919 (ix86_hard_regno_mode_ok): Ditto.
21920 (x86_extended_QIreg_mentioned_p): Ditto.
21922 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
21924 PR tree-optimization/39349
21925 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
21927 * combine.c (gen_lowpart_for_combine): Use omode when generating
21930 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
21932 PR rtl-optimization/39235
21933 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
21935 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21937 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
21939 2009-03-04 Richard Guenther <rguenther@suse.de>
21941 PR tree-optimization/39362
21942 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
21943 that occur in abnormal PHIs should be varying.
21945 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
21947 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
21949 (simple_iv): Take loop as an argument instead of statement.
21950 * tree-scalar-evolution.h (simple_iv): Declaration changed.
21951 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
21953 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
21955 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
21956 * matrix-reorg.c (analyze_transpose): Ditto.
21957 * tree-data-ref.c (dr_analyze_innermost): Ditto.
21958 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
21959 * tree-predcom.c (ref_at_iteration): Ditto.
21960 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
21962 2009-03-04 Richard Guenther <rguenther@suse.de>
21964 PR tree-optimization/39358
21965 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
21966 escaped_id and callused_id.
21967 (solve_graph): Likewise.
21969 2009-03-04 Richard Guenther <rguenther@suse.de>
21971 PR tree-optimization/39339
21972 * tree-sra.c (try_instantiate_multiple_fields): Make it
21973 no longer ICE on the above.
21975 2009-03-03 Joseph Myers <joseph@codesourcery.com>
21977 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
21978 that fits within Pmode.
21980 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21982 PR middle-end/10109
21983 * tm.texi (LIBCALL_VALUE): Update description.
21985 2009-03-03 Steve Ellcey <sje@cup.hp.com>
21987 PR middle-end/34443
21988 * doc/extend.texi (section): Update description.
21990 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
21992 PR middle-end/39345
21993 * tree-inline.c (remapped_type): New.
21994 (can_be_nonlocal): Call remapped_type instead of remap_type.
21996 2009-03-03 Jakub Jelinek <jakub@redhat.com>
21999 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22000 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22002 2009-03-03 Richard Guenther <rguenther@suse.de>
22004 PR middle-end/39272
22005 * tree.c (tree_nonartificial_location): New function.
22006 * tree.h (tree_nonartificial_location): Declare.
22007 * builtins.c (expand_builtin_memory_chk): Provide location
22008 of the call location for artificial function pieces.
22009 (maybe_emit_chk_warning): Likewise.
22010 (maybe_emit_sprintf_chk_warning): Likewise.
22011 (maybe_emit_free_warning): Likewise.
22012 * expr.c (expand_expr_real_1): Likewise.
22014 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22016 PR tree-optimization/39343
22017 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22018 COMPONENT_REF t has ARRAY_TYPE.
22020 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22022 PR middle-end/39335
22023 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22024 when the type precision of the induction variable should be
22025 larger than the type precision of nit.
22026 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22027 * graphite.c (graphite_loop_normal_form): Same.
22028 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22030 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22032 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22033 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22034 numbers to describe clobbered registers.
22035 (*call_value_0_rex64_ms_sysv): Ditto.
22036 * config/i386/mmx.md (mmx_emms): Ditto.
22037 (mmx_femms): Ditto.
22039 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22041 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22044 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22046 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22047 (spu_section_type_flags): New function.
22049 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22051 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22052 reg_class_contents of FLOAT_REGS into a temporary.
22054 2009-03-02 Richard Guenther <rguenther@suse.de>
22055 Ira Rosen <irar@il.ibm.com>
22057 PR tree-optimization/39318
22058 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22059 information to the vectorized statement.
22061 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22063 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22064 variable. Use defined names instead of magic constants for REX SSE
22067 2009-03-01 Richard Guenther <rguenther@suse.de>
22069 PR tree-optimization/39331
22070 * omp-low.c (lower_send_shared_vars): Do not receive new
22071 values for the reference of DECL_BY_REFERENCE parms or results.
22073 2009-03-01 Jan Hubicka <jh@suse.cz>
22076 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22077 BLOCK_NONLOCALIZED_VAR): New macros.
22078 (tree_block): Add nonlocalized_vars.
22079 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22080 gen_decl_die): Add origin argument. Allow generation of die with
22081 origin at hand only.
22082 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22083 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22085 (gen_block_die): Fix checking for unused blocks.
22086 (process_scope_var): Break out from .... ; work with origins only.
22087 (decls_for_scope) ... here; process nonlocalized list.
22088 (dwarf2out_ignore_block): Look for nonlocalized vars.
22089 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22091 (dump_scope_block): Dump them.
22092 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22093 (remap_block): Likewise.
22094 (can_be_nonlocal): New predicate.
22095 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22097 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22099 * configure: Regenerate.
22101 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22103 * optc-gen.awk: No need to duplicate option flags twice.
22104 Reuse help texts for duplicate options which do not have any.
22106 * gcc.c (display_help): Document --version.
22108 * gcc.c (main): If print_help_list and verbose_flag, ensure
22109 driver output comes before subprocess output.
22111 * optc-gen.awk: Assign all remaining fields to help string,
22112 space-separated, for multi-line help in *.opt.
22114 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
22115 -Wno-pedantic-ms-format is for MinGW targets only.
22117 * doc/options.texi (Option file format): Fix bad indentation,
22118 restoring dropped sentence.
22120 2009-02-28 Jan Hubicka <jh@suse.cz>
22122 * tree-inline.c (tree_function_versioning): Output debug info.
22124 2009-02-28 Jan Hubicka <jh@suse.cz>
22127 * tree-inline.c (setup_one_parameter): Do not copy propagate
22128 arguments when not optimizing.
22130 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22133 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22134 (avx_addsubv4df3): Likewise.
22135 (*avx_addsubv4sf3): Likewise.
22136 (sse3_addsubv4sf3): Likewise.
22137 (*avx_addsubv2df3): Likewise.
22138 (sse3_addsubv2df3): Likewise.
22139 (avx_unpckhps256): Correct item selectors.
22140 (avx_unpcklps256): Likewise.
22141 (avx_unpckhpd256): Likewise.
22142 (avx_unpcklpd256): Likewise.
22144 2009-02-28 Jan Hubicka <jh@suse.cz>
22146 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22148 (copy_arguments_for_versioning): If var is declared don't declare it.
22149 (tree_function_versioning): First setup substitutions and then copy
22152 2009-02-27 Jan Hubicka <jh@suse.cz>
22155 * cgraph.h (varpool_output_debug_info): Remove.
22156 * cgraphunit.c (varpool_output_debug_info): Remove.
22157 * dwarf2out.c (deferred_locations_struct): New struct
22158 (deferred_locations): New type.
22159 (deferred_locations_list): New static var.
22160 (deffer_location): New function.
22161 (gen_variable_die): Use it.
22162 (decls_for_scope): Output info on local static vars.
22163 (dwarf2out_finish): Process deferred locations.
22164 * varpool.c (varpool_output_debug_info): Remove.
22166 2009-02-27 Jan Hubicka <jh@suse.cz>
22169 * tree.h (TREE_PROTECTED): Fix comment.
22170 (BLOCK_HANDLER_BLOCK): Remove.
22171 (struct tree_block): Remove handler_block add body_block.
22172 (inlined_function_outer_scope_p): New.
22173 (is_body_block): Remove.
22174 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22175 * dwarf2out.c (is_inlined_entry_point): Remove.
22176 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22177 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22179 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22180 * gimplify.c (gimplify_expr): Gimplify body blocks.
22181 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22182 block with multiple subblocks.
22183 (dump_scope_block): Prettier output; dump more flags and info.
22184 (dump_scope_blocks): New.
22185 (remove_unused_locals): Use dump_scope_blocks.
22186 * tree-flow.h (dump_scope_blocks): Declare.
22187 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22188 * stmt.c (is_body_block): Remove.
22189 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22190 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22192 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22194 PR middle-end/39308
22195 * graphite.c (graphite_loop_normal_form): Do not call
22196 number_of_iterations_exit from a gcc_assert.
22198 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22200 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22201 jumps if COND is NULL.
22202 (find_cond_jump): New function.
22203 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22204 * config/s390/s390.md: Remove z10_cobra attribute value.
22206 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22208 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22209 force_const_mem returns NULL_RTX.
22211 2009-02-26 Jan Hubicka <jh@suse.cz>
22214 * cgraph.h (varpool_output_debug_info): Remove.
22215 * cgraphunit.c (varpool_output_debug_info): Remove.
22216 * dwarf2out.c (deferred_locations_struct): New struct
22217 (deferred_locations): New type.
22218 (deferred_locations_list): New static var.
22219 (deffer_location): New function.
22220 (gen_variable_die): Use it.
22221 (decls_for_scope): Output info on local static vars.
22222 (dwarf2out_finish): Process deferred locations.
22223 * varpool.c (varpool_output_debug_info): Remove.
22225 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22227 PR rtl-optimization/39241
22228 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22229 to subreg_offset_representable_p.
22231 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22233 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22234 execute function prototype. Get f and nregs from max_reg_num
22235 and get_insns. Remove the first backward pass as it's dead,
22236 guard the forward pass by flag_expensive_optimizations.
22237 (rest_of_handle_regmove): Delete.
22238 (pass_regmove): Replace it with regmove_optimize.
22240 2009-02-25 Martin Jambor <mjambor@suse.cz>
22242 PR tree-optimization/39259
22243 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22244 calls_alloca function flags.
22245 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22246 calls are detected.
22248 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22250 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22251 flags_set_1_rtx, flags_set_1_set): Delete.
22252 (regmove_optimize): Do not call mark_flags_life_zones.
22254 2009-02-24 Julian Brown <julian@codesourcery.com>
22257 * config/arm/arm.c (require_pic_register): Only set
22258 cfun->machine->pic_reg once per function.
22260 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22262 * doc/invoke.texi (Link Options): Document an easier way to pass
22263 options that take arguments to the GNU linker using -Xlinker and -Wl.
22265 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22268 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22270 2009-02-24 Richard Guenther <rguenther@suse.de>
22273 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22275 2009-02-24 Richard Guenther <rguenther@suse.de>
22276 Zdenek Dvorak <ook@ucw.cz>
22278 PR tree-optimization/39233
22279 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22280 from converting them to a generic type.
22282 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22284 PR tree-optimization/39260
22285 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22286 contains a condition with a real type.
22287 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22289 2009-02-23 Jason Merrill <jason@redhat.com>
22292 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22293 narrowing_initializer_constant_valid_p.
22294 (narrowing_initializer_constant_valid_p): Don't return
22295 null_pointer_node for adding a pointer to itself.
22297 2009-02-23 Jan Hubicka <jh@suse.cz>
22300 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22303 2009-02-23 Jan Hubicka <jh@suse.cz>
22305 PR tree-optimization/37709
22306 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22307 * tree.h (block_ultimate_origin): Declare.
22308 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22309 * tree-ssa-live.c (remove_unused_scope_block_p):
22310 Eliminate blocks containig no instructions nor live variables nor
22312 (dump_scope_block): New function.
22313 (remove_unused_locals): Enable removal of dead blocks by default;
22314 enable dumping at TDF_DETAILS.
22316 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22318 * config/i386/i386.c (classify_argument): Don't allow COImode
22320 (function_arg_advance_32): Don't allow OImode.
22321 (function_arg_32): Likewise.
22322 (function_value_32): Likewise.
22323 (return_in_memory_32): Likewise.
22324 (function_arg_64): Remove OImode comment.
22326 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22329 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22330 ix86_expand_vector_set for V4DImode in 64bit mode only.
22331 (ix86_expand_vector_init_one_var): Likewise.
22333 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22335 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22337 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22340 * loop-iv.c: Revert last change.
22341 * emit-rtl.c: Likewise.
22343 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22346 * config/i386/i386.c (type_natural_mode): Remove an extra
22347 space in the warning message.
22348 (function_value_32): Handle 32-byte vector modes.
22349 (return_in_memory_32): Likewise.
22351 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22353 * loop-iv.c (truncate_value): New function.
22354 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22356 (lowpart_subreg): Move to...
22357 * emit-rtl.c: ...here.
22359 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22361 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22362 accidental and undocumented change at revision 140860.
22364 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22366 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22367 take gimple_seq * arguments.
22368 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22369 types_compatible_p langhook.
22371 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22372 Joseph Myers <joseph@codesourcery.com>
22374 * config/arm/arm.c (arm_builtin_va_list): New function.
22375 (arm_expand_builtin_va_start): Likewise.
22376 (arm_gimplify_va_arg_expr): Likewise.
22377 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22378 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22379 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22380 (va_list_type): New variable.
22381 (arm_mangle_type): Mangle va_list_type appropriately.
22383 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22385 PR middle-end/39157
22386 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22387 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22388 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22389 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22390 parameter to 1000 for -O1 by default.
22391 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22393 * loop-invariant.c: Include params.h.
22394 (move_loop_invariants): Don't call move_single_loop_invariants on
22397 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22399 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22400 offset when calculating bounds for indexing stack_usage_map. Fixes
22401 a buffer overflow with certain target setups.
22403 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22406 * calls.c (expand_call): Clear try_tail_call if caller and callee
22407 disagree in promotion of function return value.
22409 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22412 * c-common.c (c_determine_visibility): If visibility changed and
22413 DECL_RTL has been already set, call make_decl_rtl to update symbol
22416 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22419 * varasm.c (assemble_variable): Don't check DECL_NAME when
22420 globalizing a variable.
22422 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22425 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22426 expression before any __builtin_trap call.
22427 * c-typeck.c (build_function_call): Convert and check function
22428 arguments before generating a call to a trap. Evaluate the
22429 function arguments before the trap.
22431 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22434 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22435 (UNSPEC_FXAM_MEM): New unspec.
22436 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22437 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22438 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22440 2009-02-19 Richard Guenther <rguenther@suse.de>
22442 PR tree-optimization/39207
22443 PR tree-optimization/39074
22444 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22445 storedanything_tree): New.
22446 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22447 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22448 (build_succ_graph): Add edges from STOREDANYTHING to all
22450 (init_base_vars): Initialize STOREDANYTHING.
22451 (compute_points_to_sets): Free substitution info after
22452 building the succ graph.
22453 (ipa_pta_execute): Likewise.
22455 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22457 (do_ds_constraint): Do not add to special var or non-pointer
22459 (type_could_have_pointers): Split out from ...
22460 (could_have_pointers): ... here. For arrays use the element type.
22461 (create_variable_info_for): Initialize may_have_pointers.
22462 (new_var_info): Likewise.
22463 (handle_lhs_call): Make the HEAP variable unknown-sized.
22464 (intra_create_variable_infos): Use a type with pointers for
22465 PARM_NOALIAS, make it unknown-sized.
22467 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22470 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22472 2009-02-18 Jason Merrill <jason@redhat.com>
22475 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22476 value if DECL_EXTERNAL.
22477 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22478 * target.h (gcc_target::binds_local_p): Clarify "module".
22479 * tree.h (TREE_PUBLIC): Clarify "module".
22481 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22484 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22485 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22487 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22490 * c.opt (Wabi): Support C and ObjC.
22493 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22495 * config/i386/i386.c (classify_argument): Warn once about the ABI
22496 change when passing union with long double.
22498 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22500 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22503 * c-parser.c (c_parser_compound_statement): Always enter and leave
22506 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22509 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22511 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22513 PR tree-optimization/36922
22514 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22515 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22518 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22520 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22523 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22525 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22527 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22529 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22532 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22533 Richard Sandiford <rdsandiford@googlemail.com>
22535 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22536 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22537 (loongson_biadd): ...this.
22539 2009-02-17 Richard Guenther <rguenther@suse.de>
22541 PR tree-optimization/39202
22542 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22543 a var make sure to follow existing collapses.
22545 2009-02-17 Richard Guenther <rguenther@suse.de>
22547 PR middle-end/39214
22548 * langhooks.c (lhd_print_error_function): Check for NULL block.
22550 2009-02-17 Richard Guenther <rguenther@suse.de>
22552 PR tree-optimization/39204
22553 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22556 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22558 * config/soft-fp/double.h: Update from glibc CVS.
22560 2009-02-17 Richard Guenther <rguenther@suse.de>
22562 PR tree-optimization/39207
22563 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22564 strict-aliasing warnings for pointers pointing to NULL.
22566 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22569 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22570 skipping until next close brace.
22572 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22575 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22576 to function argument boundary.
22578 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22580 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22581 in the lea_add. Reload eventually constraints it properly.
22582 * config/picochip/constraints.md: Remove the target constraint
22583 "b", since it is not needed anymore.
22585 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22587 * gthr-dce.h: Uglify function parameter and local variable names.
22588 * gthr-gnat.h: Likewise.
22589 * gthr-mipssde.h: Likewise.
22590 * gthr-nks.h: Likewise.
22591 * gthr-posix95.h: Likewise.
22592 * gthr-posix.h: Likewise.
22593 * gthr-rtems.h: Likewise.
22594 * gthr-single.h: Likewise.
22595 * gthr-solaris.h: Likewise.
22596 * gthr-tpf.h: Likewise.
22597 * gthr-vxworks.h: Likewise.
22598 * gthr-win32.h: Likewise.
22600 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22603 * config/i386/i386.md: Restrict the new peephole2 to move
22604 between MMX/SSE registers.
22606 2009-02-15 Richard Guenther <rguenther@suse.de>
22609 2009-02-13 Richard Guenther <rguenther@suse.de>
22611 * configure.ac: Enable LFS.
22612 * configure: Re-generate.
22613 * config.in: Likewise.
22615 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22617 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22618 spu_srqwbyte, spu_srqwbytebc): Define.
22619 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22620 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22621 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22622 "shrqby_<mode>"): New insn-and-split patterns.
22623 * config/spu/spu.c (expand_builtin_args): Determine and return
22624 number of operands using spu_builtin_description data.
22625 (spu_expand_builtin_1): Use it.
22627 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22630 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22633 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22636 * config/i386/i386.c (override_options): Correct warning
22637 messages for -malign-loops, -malign-jumps and -malign-functions.
22639 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22642 * config/i386/i386.md: Restrict the new peephole2 to move
22643 between the general purpose registers.
22645 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22648 * config/i386/i386.c (type_natural_mode): Add a new argument.
22649 Return the original mode and warn ABI change if vector size is 32byte.
22650 (function_arg_advance): Updated.
22651 (function_arg): Likewise.
22652 (ix86_function_value): Likewise.
22653 (ix86_return_in_memory): Likewise.
22654 (ix86_sol10_return_in_memory): Likewise.
22655 (ix86_gimplify_va_arg): Likewise.
22656 (function_arg_32): Don't warn ABX ABI change here.
22657 (function_arg_64): Likewise.
22659 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22661 * loop-iv.c (implies_p): In the final case, test that operands 0
22662 of the two comparisons match.
22664 * config/bfin/bfin.c (find_prev_insn_start): New function.
22665 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22666 (find_next_insn_start): Move.
22668 2009-02-13 Richard Guenther <rguenther@suse.de>
22670 * configure.ac: Enable LFS.
22671 * configure: Re-generate.
22672 * config.in: Likewise.
22674 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22677 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22678 sizes on syntax error after some arguments have been parsed.
22680 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22682 * doc/invoke.texi (-fira): Remove.
22684 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22686 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22687 * recog.c: Likewise.
22690 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22692 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22693 (umul_ppmm): Likewise.
22694 (count_leading_zeros): Likewise.
22695 (count_trailing_zeros): Likewise.
22696 (UMUL_TIME): Likewise.
22698 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22700 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22701 soft-fp/t-softfp to tmake_file.
22703 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22704 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22705 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22706 IA64_BUILTIN_INFQ]: New.
22707 (ia64_init_builtins): Initialize __builtin_infq,
22708 __builtin_fabsq and __builtin_copysignq if not HPUX.
22709 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22710 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22712 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22714 (__fixtfti): Likewise.
22715 (__fixunstfti): Likewise.
22716 (__floattitf): Likewise.
22718 * config/ia64/libgcc-glibc.ver: New.
22719 * config/ia64/t-fprules-softfp: Likewise.
22720 * config/ia64/sfp-machine.h: Likewise.
22722 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22723 (LIBGCC2_TF_CEXT): Likewise.
22724 (TF_SIZE): Likewise.
22725 (TARGET_INIT_LIBFUNCS): Likewise.
22727 * config/ia64/t-glibc (SHLINB_MAPFILES):
22728 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22730 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22732 * config/i386/i386.c (construct_container): Rewrite processing
22733 BLKmode with X86_64_SSE_CLASS.
22735 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22738 * config/i386/i386.md: Replace simplify_replace_rtx with
22739 replace_rtx in the new peephole2.
22741 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22743 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22744 loop unrolling do not happen at -O2.
22746 2009-02-12 Michael Matz <matz@suse.de>
22748 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22750 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22752 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22755 2009-02-12 Ben Elliston <bje@au.ibm.com>
22757 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22758 patterns when updating the back chain. Missed in the 2009-02-10
22761 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22763 * doc/extend.texi (Decimal Floating Types): Update identifier of
22764 draft TR and list of missing support.
22766 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22768 PR middle-end/39154
22769 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22770 bit to variable length decl's flags, add it also to its
22771 pointer replacement variable.
22773 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22774 Jakub Jelinek <jakub@redhat.com>
22777 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22778 (memory_blockage): New expander.
22779 (*memory_blockage): New insn pattern.
22780 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22781 instead of general blockage at the end of function prologue when
22782 frame pointer is used to access red zone area. Do not emit blockage
22783 when profiling, it is emitted in generic code.
22784 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22785 function epilogue when frame pointer is used to access red zone area.
22787 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22790 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22791 by arithmetic with memory operands.
22792 * config/i386/predicates.md (commutative_operator): New.
22794 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22796 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22799 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22801 * alias.h (record_alias_subset): Declare.
22802 * alias.c (record_alias_subset): Make global.
22804 2009-02-10 Nick Clifton <nickc@redhat.com>
22806 * tree-parloops.c: Change license to GPLv3.
22807 * ipa-struct-reorg.c: Change license to GPLv3.
22808 * ipa-struct-reorg.h: Change license to GPLv3.
22810 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22813 * c-decl.c (start_struct): Return NULL on error.
22815 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22817 PR middle-end/39124
22818 * cfgloopmanip.c (remove_path): Call remove_bbs after
22819 cancel_loop_tree, not before it.
22822 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22823 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22824 VAR_DECLs were seen.
22825 * tree-ssa-live.c (remove_unused_locals): Recompute
22826 cfun->has_local_explicit_reg_vars.
22827 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22828 copies or clearings if cfun->has_local_explicit_reg_vars.
22830 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22833 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22834 of function prologue when frame pointer is used to access
22837 2009-02-10 Richard Guenther <rguenther@suse.de>
22839 PR middle-end/39127
22840 * gimplify.c (gimple_regimplify_operands): Always look if
22841 we need to create a temporary.
22843 2009-02-10 Richard Guenther <rguenther@suse.de>
22845 PR tree-optimization/39132
22846 * tree-loop-distribution.c (todo): New global var.
22847 (generate_memset_zero): Trigger TODO_rebuild_alias.
22848 (tree_loop_distribution): Return todo.
22850 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22853 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22854 (x86_64_reg_class_name): Removed.
22855 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22856 first one isn't X86_64_SSE_CLASS or any other ones aren't
22857 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22858 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22859 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22860 and 3 X86_64_SSEUP_CLASS.
22861 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22862 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22864 2009-02-10 Ben Elliston <bje@au.ibm.com>
22866 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22867 form instruction to update the stack back chain word, even if the
22868 user has disabled the generation of update instructions.
22869 (movdi_<mode>_update_stack): New.
22870 (movsi_update_stack): Likewise.
22871 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22872 always use an update form instruction to update the stack back
22875 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22877 PR middle-end/38953
22878 * graphite.c (if_region_set_false_region): After moving a region in
22879 the false branch of a condition, remove the empty dummy basic block.
22880 (gloog): Remove wrong fix for PR38953.
22882 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22884 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22885 generation due to implicit sign extension.
22887 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22889 PR middle-end/38981
22890 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22891 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22893 2009-02-09 Richard Guenther <rguenther@suse.de>
22895 PR middle-end/35202
22896 * convert.c (convert_to_real): Disable (float)fn((double)x)
22897 to fnf(x) conversion if errno differences may occur and
22898 -fmath-errno is set.
22900 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22902 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22903 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22904 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22906 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22909 * c-common.c (handle_alias_attribute): Disallow attribute for
22910 anything not a FUNCTION_DECL or VAR_DECL.
22912 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22915 * real.c (do_compare): Special-case compare of zero against
22916 decimal float value.
22918 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22921 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
22922 as indicating flexible array members unless the field itself is
22923 being declarared as the incomplete array.
22925 2009-02-06 Jan Hubicka <jh@suse.cz>
22927 PR tree-optimization/38844
22928 * ipa-inline.c (try_inline): Stop inlining recursion when edge
22929 is already inlined.
22931 2009-02-06 Richard Guenther <rguenther@suse.de>
22933 PR middle-end/38977
22934 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
22935 fork because we may expand it as __gcov_fork.
22937 2009-02-06 Nick Clifton <nickc@redhat.com>
22939 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
22941 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
22943 PR tree-optimization/35659
22944 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
22945 vn_phi_eq): Shortcut if hashcode does not match.
22946 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
22948 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
22949 and avoid iterative_hash_expr.
22950 (FOR_EACH_VALUE_ID_IN_SET): New.
22951 (value_id_compare): Remove.
22952 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
22953 sort expressions by value id.
22955 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
22958 * config/sh/predicates.md (general_movsrc_operand): Don't check
22959 the subreg of system registers here.
22961 2009-02-05 Jakub Jelinek <jakub@redhat.com>
22964 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
22965 on the copied decl.
22967 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
22969 PR rtl-optimization/39110
22970 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
22971 addresses, not aligned ones.
22973 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
22974 Richard Guenther <rguenther@suse.de>
22976 PR tree-optimization/39100
22977 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
22978 comment says and add edges.
22980 2009-02-05 Joseph Myers <joseph@codesourcery.com>
22983 * c-common.c (handle_tls_model_attribute): Ignore attribute for
22984 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
22986 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
22988 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
22989 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
22990 register_bb_in_sese, new_sese, free_sese): Moved.
22991 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
22992 outermost_loop_in_scop, build_scop_iteration_domain,
22993 expand_scalar_variables_ssa_name, get_vdef_before_scop,
22994 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
22995 Use loop_in_sese_p instead of loop_in_scop_p.
22996 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
22997 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
22998 (scopdet_basic_block_info): Fix bug in scop detection.
22999 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23000 eq_loop_to_cloog_loop): Remove.
23001 (nb_loops_around_loop_in_scop, nb_loop
23002 ref_nb_loops): Moved here...
23003 * graphite.h (ref_nb_loops): ... from here.
23004 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23005 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23006 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23007 * testsuite/gcc.dg/graphite/scop-19.c: New
23009 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23010 Hans-Peter Nilsson <hp@axis.com>
23012 PR rtl-optimization/37889
23013 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23014 Move offset handling from PLUS to before the switch. Use new
23015 arguments when considering SYMBOL_REFs too.
23016 (rtx_addr_can_trap_p): Pass dummy offset and size.
23017 (enum may_trap_p_flags): Remove.
23018 (may_trap_p_1): Pass size from MEM_SIZE.
23020 PR rtl-optimization/38921
23021 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23022 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23023 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23024 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23026 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23028 AVX Programming Reference (January, 2009)
23029 * config/i386/sse.md (*vpclmulqdq): New.
23031 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23033 PR tree-optimization/38977
23034 PR gcov-profile/38292
23035 * calls.c (special_function_p): Disregard __builtin_ prefix.
23037 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23039 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23040 non-indexable addresses even before reload.
23042 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23045 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23046 as having variable size. Do not give an error for unnamed
23047 parameters with [*] declarators. Give a warning for type names
23048 with [*] declarators and mark them as variable size.
23049 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23050 for sizeof applied to [*] type names.
23052 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23055 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23057 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23059 * gcc.c (process_command): Update copyright notice dates.
23060 * gcov.c (print_version): Likewise.
23061 * gcov-dump.c (print_version): Likewise.
23062 * mips-tfile.c (main): Likewise.
23063 * mips-tdump.c (main): Likewise.
23065 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23068 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23069 for composite type involving a zero-length array type.
23071 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23074 * function.c (match_asm_constraints_1): Skip over
23075 initial optional % in the constraint.
23077 PR inline-asm/39059
23078 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23079 supported, don't accept FIXED_CSTs.
23080 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23081 and _Sat is used without _Fract/_Accum. Set specs->type to
23082 integer_type_node for cts_fract/cts_accum if fixed point is not
23085 2009-02-02 Catherine Moore <clm@codesourcery.com>
23087 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23089 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23091 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23092 (ABI_HAS_64BIT_SYMBOLS): Use it.
23093 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23095 2009-02-02 Paul Brook <paul@codesourcery.com>
23097 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23099 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23101 PR inline-asm/39058
23102 * recog.h (asm_operand_ok): Add constraints argument.
23103 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23104 recurse on matching constraint.
23105 (check_asm_operands): Pass constraints as 3rd argument to
23106 asm_operand_ok. Don't look up matching constraint here.
23107 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23110 2009-02-02 Ben Elliston <bje@au.ibm.com>
23112 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
23113 TARGET_NARROW_VOLATILE_BITFIELD macro names.
23115 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23117 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
23118 information. Remove some obsolete information. Reorganize.
23120 * config/pa/fptr.c: Revert license to GPL 2.
23121 * config/pa/milli64.S: Likewise.
23123 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23126 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
23127 LIBRARY name in, instead of hard-coding it.
23128 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
23129 extra target make frag to tmake_files according to EH model.
23130 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
23131 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
23132 frags that define makefile variable EH_MODEL appropriately.
23133 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23134 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23135 to "-sjlj" according to type of EH configured.
23136 (LIBGCC_SONAME): Concatenate it to shared library base name.
23137 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23138 to "_sjlj" according to type of EH configured.
23139 (LIBGCC_SONAME): Concatenate it to shared library base name.
23140 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23141 (SHLIB_LINK): Add missing semicolon to if-else construct.
23142 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23143 string value of "pe_dll" command-line option.
23144 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23145 (SHLIB_SONAME): Use it when overriding t-cygming default.
23146 (SHLIB_IMPLIB): Override t-cygming default.
23147 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23148 string value of "pe_dll" command-line option.
23150 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23153 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23154 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23156 2009-01-31 Richard Guenther <rguenther@suse.de>
23158 PR tree-optimization/38937
23159 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23160 computing the transitive closure.
23162 2009-01-30 Richard Guenther <rguenther@suse.de>
23164 PR tree-optimization/39041
23165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23166 Propagate variable indices only if the types match for this stmt.
23168 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23171 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23172 inline but never defined.
23174 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23176 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23177 (*insv_h_di_reg_extimm): New insn.
23178 (*insv_l<mode>_reg_extimm): New insn.
23180 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23182 * config/picochip/picochip.c (flag_conserve_stack): set
23183 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23184 fconserve-stack. Reduce call-overhead used by inliner.
23186 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23189 * common.opt (flag_conserve_stack): Initialised to zero.
23191 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23194 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23195 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23198 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23200 * ira-color.c (allocno_reload_assign): Update comments.
23201 * regmove.c (regmove_optimize): Likewise.
23205 2009-01-29 Robert Millan <rmh@aybabtu.com>
23207 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23208 * config/i386/kopensolaris-gnu.h: New file. Undefine
23209 `MD_UNWIND_SUPPORT'.
23210 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23212 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23214 PR tree-optimization/39007
23215 * tree-loop-distribution.c (generate_builtin): Use
23216 recompute_dominator to compute the immediate dominator of the
23217 basic block just after the loop.
23219 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23221 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23222 (ASM_OUTPUT_DWARF_PCREL): Define.
23224 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23226 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23227 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23228 global. Modify entries about regmove and IRA.
23230 * ra-conflict.c: Remove the file.
23232 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23234 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23235 (pass_regclass_init): Rename to pass_reginfo_init.
23237 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23239 * toplev.h (flag_ira): Remove.
23241 * caller-save.c (setup_save_areas): Remove flag_ira.
23243 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23245 * global.c: Remove the file.
23247 * opts.c (decode_options): Remove flag_ira.
23249 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23251 * regmove.c: Modify file description.
23252 (find_use_as_address, try_auto_increment): Define them only if
23253 AUTO_INC_DEC is defined.
23254 (replacement_quality, replace_in_call_usage, fixup_match_1,
23255 stable_and_no_regs_but_for_p): Remove.
23256 (reg_set_in_bb): Make it static.
23257 (regmove_optimize): Remove flag_ira and code which worked for
23260 * local-alloc.c: Remove the file.
23262 * common.opt (fira): Remove.
23264 * ira.c: Include except.h.
23265 (eliminable_regset): Move from global.c.
23266 (mark_elimination): Ditto. Remove flag_ira.
23267 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23268 equiv_mem_modified, validate_equiv_mem_from_store,
23269 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23270 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23271 no_equiv, recorded_label_ref): Move from local-alloc.c.
23272 (update_equiv_regs): Ditto. Make it static.
23273 (print_insn_chain, print_insn_chains): Move it from global.c.
23274 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23275 (build_insn_chain): Ditto. Make it static.
23276 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23277 Rename to init_live_subregs.
23278 (gate_ira): Remove flag_ira.
23280 * regclass.c: Rename reginfo.c. Change file description.
23281 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23282 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23283 (init_reg_sets_1): Remove code for evaluation of
23284 reg_class_superclasses and losing_caller_save_reg_set.
23285 (init_regs): Remove init_reg_autoinc.
23286 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23287 ok_for_base_p_nonstrict): Remove.
23288 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23289 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23290 corresponding entries.
23291 (dump_regclass, record_operand_costs, scan_one_insn,
23292 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23293 record_address_regs, auto_inc_dec_reg_p): Remove.
23294 (gt-regclass.h): Rename to gt-reginfo.h.
23296 * rtl.h (dump_global_regs, retry_global_alloc,
23297 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23299 * Makefile.in (RA_H): Remove.
23300 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23301 Rename regclass.o to reginfo.o.
23302 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23304 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23305 (GTFILES): Rename regclass.c to reginfo.c.
23307 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23308 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23310 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23311 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23313 (finish_spills): Ditto. Remove code for !flag_ira.
23315 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23317 PR middle-end/35854
23318 * doc/invoke.texi (rtl debug options): Complete rewrite.
23319 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23321 * mode-switching.c (pass_mode_switching): Rename pass from
23322 "mode-sw" to "mode_sw".
23323 * except.c (pass_convert_to_eh_ranges): Rename pass from
23324 "eh-ranges" to "eh_ranges".
23325 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23329 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23330 Alexander Monakov <amonakov@ispras.ru>
23332 PR middle-end/38857
23333 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23335 (move_exprs_to_boundary): Change return type and pass through
23336 should_move from move_op. Relax assert. Update usage ...
23337 (schedule_expr_on_boundary): ... here. Use should_move instead of
23339 (move_op_orig_expr_found): Indicate that insn was disconnected from
23341 (code_motion_process_successors): Do not call after_merge_succs
23342 callback if original expression was not found when traversing any of
23344 (code_motion_path_driver): Change return type. Update prototype.
23345 (move_op): Update comment. Add a new parameter (should_move). Update
23346 prototype. Set *should_move based on indication provided by
23347 move_op_orig_expr_found.
23349 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23351 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23352 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23353 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23354 * config/rs6000/rs6000.c (rs6000_override_options): Default
23355 avoid-indexed-addresses on for Power6, off for everything else.
23356 (avoiding_indexed_address_p): New function.
23357 (rs6000_legitimize_address): Use it.
23358 (rs6000_legitimate_address): Likewise.
23359 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23361 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23363 PR tree-optimization/38997
23364 * tree-loop-distribution.c (generate_memset_zero): Use
23365 POINTER_PLUS_EXPR for a pointer addition.
23367 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23369 * config/s390/s390.md (bswap<mode>2): New pattern added.
23371 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23373 * config/s390/s390.md (*tls_load_31): Added type attribute.
23375 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23377 * config/s390/s390.md: Fix a few comments.
23379 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23381 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23382 (*tm<mode>_full): Fixed z10prop attribute.
23383 (*tst<mode>_extimm): Fixed z10prop attribute.
23384 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23385 (*tstqiCCT_cconly): Fixed z10prop attribute.
23386 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23387 (*movsi_larl): Fixed z10prop attribute.
23388 (*movsi_zarch): Fixed z10prop attribute.
23389 (*movsi_eas): Fixed z10prop attribute.
23390 (*movhi): Fixed z10prop attribute.
23391 (*movqi): Fixed z10prop attribute.
23392 (*movstrictqi): Fixed z10prop attribute.
23393 (*mov<mode>): Fixed z10prop attribute.
23394 (*movcc): Fixed z10prop attribute.
23395 (*sethighpartdi_64): Fixed z10prop attribute.
23396 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23397 (*negdi2_sign_cc): Fixed z10prop attribute.
23398 (*negdi2_sign): Fixed z10prop attribute.
23399 (*absdi2_sign_cc): Fixed z10prop attribute.
23400 (*absdi2_sign): Fixed z10prop attribute.
23401 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23402 (*negabsdi2_sign): Fixed z10prop attribute.
23403 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23404 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23405 (doloop_si64): Fixed z10prop attribute.
23406 (doloop_si31): Fixed z10prop attribute.
23407 (doloop_long): Fixed z10prop attribute.
23408 (indirect_jump): Fixed z10prop attribute.
23409 (nop): Fixed z10prop attribute.
23410 (main_base_64): Fixed z10prop attribute.
23411 (reload_base_64): Fixed z10prop attribute.
23413 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23415 PR rtl-optimization/38740
23416 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23418 * config/mips/mips.c (mips_reorg): Likewise.
23420 2009-01-28 Richard Guenther <rguenther@suse.de>
23422 PR tree-optimization/38926
23423 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23424 with the correct value id to a value.
23425 (do_regular_insertion): Use the value number of edoubleprime
23426 for the value number of the expr.
23429 2008-08-21 Richard Guenther <rguenther@suse.de>
23431 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23432 a PHI ask VN if it is already available.
23433 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23434 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23436 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23438 PR middle-end/38934
23439 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23440 set to varying whenever max has TREE_OVERFLOW set, similarly
23441 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23443 2009-01-28 Richard Guenther <rguenther@suse.de>
23445 PR middle-end/38908
23446 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23447 uninitialized aggregate uses in call arguments.
23449 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23451 PR tree-optimization/38984
23452 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23453 the nothing_id variable if -fno-delete-null-pointer-checks.
23455 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23458 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23459 (set_got_offset_rex64): Ditto.
23461 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23464 * doc/extend.texi: Improve local variable with asm reg.
23466 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23468 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23469 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23470 was not supplied then set warn_packed_bitfield_compat to the
23471 default value of 1.
23472 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23475 2009-01-27 Richard Guenther <rguenther@suse.de>
23477 PR tree-optimization/38503
23478 * cfgexpand.c (expand_gimple_basic_block): Ignore
23479 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23480 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23481 variables that cannot have TBAA applied.
23482 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23485 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23487 PR middle-end/38969
23488 * calls.c (initialize_argument_information): Do not wrap complex
23489 arguments in SAVE_EXPR.
23491 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23493 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23494 (INSTALL_LIBGCC): Revert typo commit.
23496 2009-01-26 Richard Guenther <rguenther@suse.de>
23498 PR tree-optimization/38745
23499 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23500 from special handling.
23502 2009-01-26 Richard Guenther <rguenther@suse.de>
23504 PR tree-optimization/38745
23505 * tree-ssa.c (execute_update_addresses_taken): Do not include
23506 variables that cannot possibly be a register in not_reg_needs.
23507 Do not clear TREE_ADDRESSABLE on vars that may not become
23509 * tree-ssa.c (update_alias_info_1): Include those in the set
23510 of addressable vars.
23512 2009-01-26 Richard Guenther <rguenther@suse.de>
23514 PR middle-end/38851
23515 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23516 * tree-ssa-dse.c: Include langhooks.h
23517 (execute_simple_dse): Remove stores with zero size.
23519 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23522 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23525 2009-01-24 Julian Brown <julian@codesourcery.com>
23527 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23528 config/arm/linux-atomic.c.
23529 * config/arm/linux-atomic.c: New.
23531 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23533 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23534 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23535 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23537 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23540 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23543 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23545 PR tree-optimization/38953
23546 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23547 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23548 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23549 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23552 2009-01-24 Paul Brook <paul@codesourcery.com>
23554 * config/arm/neon.md (neon_type): Move to arm.md.
23555 (neon_mov<VSTRUCT>): Add neon_type attribute.
23556 * config/arm/arm.md (neon_type): Move to here.
23557 (conds): Add "unconditioal" and use as default for NEON insns.
23559 2009-01-24 Ben Elliston <bje@au.ibm.com>
23561 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23562 void *' warning from -Wc++-compat.
23563 * Makefile.in (dominance.o-warn): Remove.
23565 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23567 PR tree-optimization/38932
23568 * fold-const.c (fold_unary_ignore_overflow): New.
23569 * tree.h (fold_unary_ignore_overflow): Declare.
23570 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23571 * tree-ssa-sccvn.c (visit_reference_op_load,
23572 simplify_unary_expression): Likewise.
23574 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23576 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23577 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23578 regardless of their type.
23579 * c-common.c (handle_packed_attribute): Don't ignore packed on
23581 * c.opt (Wpacked-bitfield-compat): New warning option.
23582 * stor-layout.c (place_field): Warn if offset of a field changed.
23583 * doc/extend.texi (packed): Mention the ABI change.
23584 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23585 (Warning Options): Add it to the list.
23587 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23589 * c-opts.c (c_common_post_options): Fix a typo in comments.
23591 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23593 PR middle-end/38615
23594 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23595 variables to static.
23596 * doc/invoke.texi (-fmerge-all-constants): Update description.
23598 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23601 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23602 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23604 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23606 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23608 (LOCAL_ALIGNMENT): Similarly.
23610 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23611 Joseph Myers <joseph@codesourcery.com>
23613 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23614 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23615 * config/arm/arm-tune.md: Regenerate.
23616 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23619 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23621 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23622 version number to five.
23624 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23627 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23628 * c-common.c (set_underlying_type): Likewise.
23629 (is_typedef_decl ): Likewise
23631 (set_underlying_type): Likewise.
23632 (is_typedef_type): Likewise.
23634 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23636 PR middle-end/38587
23637 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23640 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23643 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23644 (LIBGCC_SPEC): Don't define.
23645 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23647 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23649 PR rtl-optimization/38879
23650 * alias.c (base_alias_check): Unaligned access via AND address can
23651 alias all surrounding object types except those with sizes equal
23652 or wider than the size of unaligned access.
23654 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23657 * c-decl.c (clone_underlying_type): Move this ...
23658 * c-common.c (set_underlying_type): ... here.
23659 Also, make sure the function properly sets TYPE_STUB_DECL() on
23660 the newly created typedef variant type.
23661 (is_typedef_decl ): New entry point.
23662 * tree.h: Added a new member member_types_needing_access_check to
23663 struct tree_decl_non_common.
23664 (set_underlying_type): New entry point.
23665 (is_typedef_type): Likewise.
23667 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23669 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23670 Check whether two instructions have memory references that
23671 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23672 are helper functions for traversing.
23673 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23674 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23675 not to draw dependency edge for instructions with non-conflicting
23678 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23681 * longlong.h: Update copyright years. Use soft-fp license notice.
23682 Sync __clz_tab declaration with glibc.
23684 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23687 * doc/extend.texi (syscall_linkage): New.
23688 (version_id): Modify.
23690 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23691 Richard Guenther <rguenther@suse.de>
23693 PR tree-optimization/38747
23694 PR tree-optimization/38748
23695 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23696 conversion if the base address is an indirect reference and the
23697 aliasing sets could cause issues.
23699 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23701 * common.opt (fgraphite, fgraphite-identity): Add comment for
23702 explaining why these options are not documented.
23704 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23706 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23707 gimple_call_lhs is NULL.
23709 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23712 * emit-rtl.c (adjust_address_1): Make sure memref is never
23715 2009-01-20 Ben Elliston <bje@au.ibm.com>
23717 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23718 const qualifier from arg parameter. Remove unnecessary cast to char *.
23719 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23720 const qualifier from arg 2.
23722 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23724 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23726 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23729 * rtl.h (reinit_regs): New prototype.
23730 * regclass.c: Include ira.h.
23731 (reinit_regs): New.
23732 * Makefile.in (regclass.o): Add ira.h.
23733 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23735 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23738 * c-common.c (handle_aligned_attribute): Use
23739 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23740 default alignment value.
23742 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23744 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23745 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23747 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23748 __BIGGEST_ALIGNMENT__.
23750 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23752 2009-01-18 Richard Guenther <rguenther@suse.de>
23754 PR tree-optimization/38819
23755 * tree-flow.h (operation_could_trap_helper_p): Declare.
23756 * tree-eh.c (operation_could_trap_helper_p): Export.
23757 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23758 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23759 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23760 are about to insert a possibly trapping instruction and fail
23763 2009-01-18 Andreas Schwab <schwab@suse.de>
23765 * doc/install.texi (Configuration): Remove obsolete paragraph
23766 about use of --with-gnu-ld with --with-gnu-as.
23768 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23770 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23771 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23772 Follow spelling conventions.
23774 2009-01-18 Ben Elliston <bje@au.ibm.com>
23776 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23777 C++ warning about implicit conversion from void * to struct
23779 (bitmap_obstack_free): Likewise for bitmap_element *.
23780 * Makefile.in (bitmap.o-warn): Remove.
23782 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23784 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23786 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23787 Tobias Grosser <tobi.grosser@amd.com>
23789 * graphite.c (graphite_trans_scop_block): Do not block single
23792 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23794 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23795 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23796 test with assertion.
23798 2009-01-16 Richard Guenther <rguenther@suse.de>
23800 PR tree-optimization/38835
23801 PR middle-end/36227
23802 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23803 and INT + PTR -> (INT)(PTR p+ INT) folding.
23804 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23806 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23809 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23810 the subreg from a lowpart subreg if it is also casting the value.
23812 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23813 Tobias Grosser <tobi.grosser@amd.com>
23815 * graphite.c (compare_prefix_loops): New.
23816 (build_scop_canonical_schedules): Rewritten.
23817 (graphite_transform_loops): Move build_scop_canonical_schedules
23818 after build_scop_iteration_domain.
23820 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23821 Tobias Grosser <tobi.grosser@amd.com>
23823 * graphite.c (add_conditions_to_domain): Add the loops to
23824 the dimension of the iteration domain. Do copy the domain
23825 only when it exists.
23826 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23827 (add_conditions_to_constraints): New.
23828 (can_generate_code_stmt, can_generate_code): Removed.
23829 (gloog): Do not call can_generate_code.
23830 (graphite_transform_loops): Call add_conditions_to_constraints
23831 after building the iteration domain.
23833 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23835 PR tree-optimization/38789
23836 * tree-ssa-threadedge.c
23837 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23838 __builtin_constant_p.
23840 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23842 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23843 examined before deleting them.
23845 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23847 * function.c (aggregate_value_p): Correctly extract the function
23848 type from CALL_EXPR_FN lookup.
23850 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23852 * config/picochip/picochip.c (picochip_override_options): Revert
23853 CFI asm flag disable commited previously.
23855 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23856 Tobias Grosser <tobi.grosser@amd.com>
23857 Jan Sjodin <jan.sjodin@amd.com>
23859 * graphite.c (scan_tree_for_params): On substractions negate
23860 all the coefficients of the term.
23861 (clast_to_gcc_expression_red): New. Handle reduction expressions
23862 of more than two operands.
23863 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23864 (get_vdef_before_scop): Handle also the case of default definitions.
23866 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23868 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23869 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23870 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23872 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23873 Joey Ye <joey.ye@intel.com>
23875 PR middle-end/37843
23876 * cfgexpand.c (expand_stack_alignment): Don't update stack
23877 boundary nor check incoming stack boundary here.
23878 (gimple_expand_cfg): Update stack boundary and check incoming
23879 stack boundary here.
23881 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23883 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23885 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23887 PR rtl-optimization/38245
23888 * calls.c (expand_call): Add stack arguments to
23889 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23890 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23891 in regs and partially in memory or BLKmode arguments.
23892 (emit_library_call_value_1): Add stack arguments to
23893 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23894 ACCUMULATE_OUTGOING_ARGS).
23895 * dce.c: Include tm_p.h.
23896 (find_call_stack_args): New function.
23897 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23899 (mark_insn): Call find_call_stack_args for CALL_Ps.
23900 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23901 forwards. Allocate and free arg_stores bitmap if needed, pass it
23902 down to deletable_insn_p, don't mark stores set in arg_stores
23903 bitmap, clear the bitmap at the beginning of each bb.
23904 * Makefile.in (dce.o): Depend on $(TM_P_H).
23906 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23909 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23910 to make sure the insn is a conditional test (bug 22599). Reformat a
23913 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23915 PR middle-end/38431
23916 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
23917 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
23918 (gloog): Do not call cleanup_tree_cfg.
23919 (graphite_transform_loops): Call cleanup_tree_cfg after all
23920 scops have been code generated.
23922 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
23923 * doc/gty.texi (Invoking the garbage collector): Added new node
23924 and section documenting ggc_collect.
23926 2009-01-14 Richard Guenther <rguenther@suse.de>
23928 PR tree-optimization/38826
23929 PR middle-end/38477
23930 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
23931 initialization notes only if we actually emitted a warning.
23932 (intra_create_variable_infos): Add constraints for a result decl
23933 that is passed by hidden reference.
23934 (build_pred_graph): Mark all related variables non-direct on
23937 2009-01-14 Nick Clifton <nickc@redhat.com>
23939 * ira-conflicts.c: Include addresses.h for the definition of
23941 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
23942 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
23944 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
23947 * Makefile.in (ira-lives.o): Add except.h.
23949 * ira-lives.c: Include except.h.
23950 (process_bb_node_lives): Process can_throw_internal.
23952 2009-01-13 Jakub Jelinek <jakub@redhat.com>
23954 PR rtl-optimization/38774
23955 * combine.c (simplify_set): When undoing cc_use change, don't do
23956 PUT_CODE on the newly created comparison, but instead put back the
23959 2009-01-13 Joseph Myers <joseph@codesourcery.com>
23961 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
23962 values. Remove duplicate arm8 entry.
23964 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23966 PR tree-optimization/38786
23967 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
23968 the SSA_NAME case of expand_scalar_variables_expr.
23969 Set the type of an expression to the type of its assign statement.
23970 (expand_scalar_variables_expr): Also gather the scalar computation
23971 used to index the memory access. Do not pass loop_p.
23972 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
23973 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
23974 the gimple_stmt_iterator where it inserts new code.
23975 Do not pass loop_p.
23976 (copy_bb_and_scalar_dependences): Do not pass loop_p.
23977 (translate_clast): Update call to copy_bb_and_scalar_dependences.
23979 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
23981 * graphite.h (debug_value): Removed.
23982 * graphite.c (debug_value): Removed.
23984 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23986 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
23987 ldrd/strd with two 32-bit instructions.
23989 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
23991 * config/arm/arm.c (struct processors): Pass for speed down into
23992 cost helper functions.
23993 (const_ok_for_op): Handle COMPARE and inequality nodes.
23994 (arm_rtx_costs_1): Rewrite.
23995 (arm_size_rtx_costs): Update prototype.
23996 (arm_rtx_costs): Pass speed down to helper functions.
23997 (arm_slowmul_rtx_costs): Rework cost calculations.
23998 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
23999 (arm_9e_rtx_costs): Likewise.
24001 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24003 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24004 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24005 (alpha_legitimize_address): Do not split local symbols wider than
24006 UNITS_PER_WORD into HIGH/LO_SUM parts.
24008 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24011 * gcc.c (process_command): Replace call to execvp with calls
24012 to pex_one and exit.
24014 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24017 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24018 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24019 variant for devices with 3-byte PC.
24020 (__tablejump_elpm__): New.
24022 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24025 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24026 offsetof member-designator, handle it as `[0].'.
24028 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24030 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24031 function when not using named sections on targets with named sections
24032 if branch distance is less than 262132.
24034 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24036 * combine.c (combine_instructions): Recompute
24037 optimize_this_for_speed_p for each BB in the main combine loop.
24039 2009-01-12 Tomas Bily <tbily@suse.cz>
24042 * tree-loop-distribution.c (prop_phis): New function.
24043 (generate_builtin): Call prop_phis.
24044 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24046 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24048 PR tree-optimization/38807
24049 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24050 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24052 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24054 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24055 subreg of op0 to the original op0.
24057 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24059 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24061 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24064 * mips-tfile.c (parse_def): Fix parsing of def strings
24065 starting with digits.
24067 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24070 * config/arm/arm.c (arm_is_long_call_p): Don't call
24071 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24073 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24075 * regrename.c (regrename_optimize): Fix dumping.
24076 (find_oldest_value_reg): Preserve REG_POINTER.
24077 (copy_hardreg_forward_1): Likewise.
24079 2009-01-09 Diego Novillo <dnovillo@google.com>
24081 * gimple.h (struct gimple_statement_base) <uid>: Document
24082 the restrictions on its use.
24083 (gimple_uid): Tidy.
24084 (gimple_set_uid): Tidy.
24086 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24088 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24089 zero guard even if align_bytes != 0 and count is smaller than
24092 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24094 PR rtl-optimization/38495
24095 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24096 (add_range_and_copies_from_move_list): Print all added ranges.
24097 Add ranges to memory optimized destination.
24099 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24103 * config/i386/i386.c (override_options): Reject
24104 -mstringop-strategy=rep_8byte with -m32.
24105 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24106 to 1. Do count comparison against epilogue_size_needed at compile
24107 time even when count_exp was constant forced into register. For
24108 size_needed don't jump to epilogue, instead just avoid aligning
24109 and invoke the body algorithm. If need_zero_guard, add zero guard
24110 even if count is non-zero, but smaller than size_needed + number of
24111 bytes that could be stored for alignment.
24112 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
24113 to 1. If need_zero_guard, add zero guard even if count is non-zero,
24114 but smaller than size_needed + number of bytes that could be stored
24115 for alignment. Compare size_needed with epilogue_size_needed instead
24116 of desired_align - align, don't adjust size_needed, pass
24117 epilogue_size_needed to the epilogue expanders.
24120 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
24122 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24124 * pa.c (last_address): Change to unsigned.
24125 (update_total_code_bytes): Change argument to unsigned. Don't
24126 check if insn addresses are set.
24127 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
24128 addresses are not set.
24129 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
24131 2009-01-09 Nick Clifton <nickc@redhat.com>
24133 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24134 DECL_DECLARED_INLINE_P.
24136 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24138 PR middle-end/38347
24139 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24140 GET_MODE (op0) in operand_subword_force calls.
24142 PR middle-end/38771
24143 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24144 fold_convert arg0 operands to TREE_TYPE (op0) first.
24146 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24148 * params.def (ira-max-conflict-table-size): Decrease default value
24151 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24153 PR tree-optimization/37031
24154 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24156 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24157 allocate it using gc instead of heap, use VEC_quick_push instead of
24159 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24160 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24161 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24162 allocated vector from heap allocated.
24163 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24164 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24165 vector only after perfect_loop_nest_depth call.
24167 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24168 Jan Sjodin <jan.sjodin@amd.com>
24170 PR tree-optimization/38559
24171 * graphite.c (debug_value, copy_constraint,
24172 swap_constraint_variables, scale_constraint_variable, ): New.
24173 (get_lower_bound, get_upper_bound): Removed.
24174 (graphite_trans_bb_strip_mine): Clean up this code that works
24175 only for constant number of iterations. Fully copy upper and
24176 lower bound constraints, not only the constant part of them.
24177 * graphite.h (debug_value): Declared.
24179 2009-01-08 Ira Rosen <irar@il.ibm.com>
24181 PR tree-optimization/37194
24182 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24183 Don't add the cost of cost model guard in prologue to scalar
24184 outside cost in case of known number of iterations.
24186 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24187 Alan Modra <amodra@bigpond.net.au>
24189 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24190 non-word-aligned REG+CONST addressing.
24192 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24195 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24196 free_after_compilation when outputting a thunk.
24197 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24198 Do not call free_after_compilation here.
24200 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24202 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24203 (ix86_valid_target_attribute_inner_p): Ditto.
24205 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24207 PR tree-optimization/38492
24208 PR tree-optimization/38498
24209 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24210 * tree-chrec.h (scev_is_linear_expression): Declared.
24211 * graphite.c (graphite_cannot_represent_loop_niter): New.
24212 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24213 (graphite_loop_normal_form): Use gcc_assert.
24214 (scan_tree_for_params): Use CASE_CONVERT.
24215 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24216 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24217 Use gcc_assert. Discard scops that contain unhandled cases.
24218 (build_scop_conditions): Return a boolean status for unhandled cases.
24219 (strip_mine_profitable_p): Print the loop number, not its depth.
24220 (is_interchange_valid): Pass the depth of the loop nest, don't
24221 recompute it wrongly.
24222 (graphite_trans_bb_block): Same.
24223 (graphite_trans_bb_block): Print tentative of loop blocking.
24224 (graphite_trans_scop_block): Do not print that the loop has been
24226 (graphite_transform_loops): Do not handle scops that contain condition
24229 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24231 AVX Programming Reference (December, 2008)
24232 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24233 (_mm256_stream_pd): Likewise.
24234 (_mm256_stream_ps): Likewise.
24236 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24237 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24238 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24239 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24240 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24241 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24242 (ix86_expand_special_args_builtin): Likewise.
24244 * config/i386/sse.md (AVXMODEDI): New.
24245 (avx_movnt<mode>): Likewise.
24246 (avx_movnt<mode>): Likewise.
24247 (<sse>_movnt<mode>): Remove AVX support.
24248 (sse2_movntv2di): Likewise.
24250 2009-01-07 Richard Guenther <rguenther@suse.de>
24252 PR middle-end/38751
24253 * fold-const.c (extract_muldiv): Remove obsolete comment.
24254 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24255 to PLUS_EXPR canonicalization for the canonicalization.
24257 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24259 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24260 hosted cross-compilers generating less efficient code.
24262 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24264 * function.h (rtl_data): Add a dbr_scheduled_p field.
24265 * reorg.c (dbr_schedule): Set it.
24266 (gate_handle_delay_slots): Check it.
24267 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24268 (mips_reorg): Check flag_delayed_branch instead of
24269 mips_base_delayed_branch.
24270 (mips_override_options): Don't set mips_base_delayed_branch
24271 or flag_delayed_branch.
24273 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24275 PR rtl-optimization/38426.
24276 * ira.c (ira): Set current_function_is_leaf earlier.
24278 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24280 PR rtl-optimization/38722
24281 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24282 too early, only set a flag and modify after last possible
24285 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24288 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24289 * real.c (decimal_single_format): Correct values of emin and emax.
24290 (decimal_double_format): Ditto.
24291 (decimal_quad_format): Ditto.
24292 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24293 computation of DECnn_MIN and DECnn_MAX for corrected values of
24294 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24295 __DECnn_MIN__, and adjust its computation for the corrected value
24298 2009-01-06 Jan Hubicka <jh@suse.cz>
24301 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24303 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24305 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24306 Add Robert Clark to the list of testers.
24308 2009-01-06 Jan Hubicka <jh@suse.cz>
24309 Kai Tietz <kai.tietz@onevision.com>
24311 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24312 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24314 2009-01-06 Jan Hubicka <jh@suse.cz>
24315 Kai Tietz <kai.tietz@onevision.com>
24317 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24319 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24320 (ix86_nsaved_regs): Count only general purpose regs.
24321 (ix86_nsaved_sseregs): New.
24322 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24323 to 16 for w64; compute padding and size of sse reg save area.
24324 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24325 general purpose regs.
24326 (ix86_emit_save_sse_regs_using_mov): New.
24327 (ix86_expand_prologue): Save SSE regs if needed.
24328 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24329 (ix86_emit_restore_sse_regs_using_mov): New.
24330 (ix86_expand_epilogue): Save SSE regs if needed.
24332 2009-01-06 Jan Hubicka <jh@suse.cz>
24333 Kai Tietz <kai.tietz@onevision.com>
24335 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24336 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24337 functions when accumulate outgoing args is off.
24339 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24342 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24343 before using pseudos_have_intersected_live_ranges_p.
24345 * ira-int.h (ira_assert): Always define.
24347 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24349 AVX Programming Reference (December, 2008)
24350 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24351 (_mm256_permute2_pd): Likewise.
24352 (_mm_permute2_ps): Likewise.
24353 (_mm256_permute2_ps): Likewise.
24354 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24355 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24357 * config/i386/i386.c (ix86_builtins): Remove
24358 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24359 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24360 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24361 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24362 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24363 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24364 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24365 __builtin_ia32_vpermil2ps256.
24366 (ix86_init_mmx_sse_builtins): Updated.
24367 (ix86_expand_args_builtin): Likewise.
24369 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24371 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24372 long absolute calls when generating PA 2.0 code.
24374 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24376 PR rtl-optimization/38583
24377 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24379 * params.def (ira-max-conflict-table-size): New.
24381 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24383 * ira.h (ira_conflicts_p): New external definition.
24385 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24386 table. Report this. Return result of building.
24387 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24388 building conflict table.
24390 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24391 (ira_color): Use ira_conflicts_p.
24393 * global.c: Include ira.h.
24394 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24397 * Makefile.in (global.o): Add ira.h.
24399 * ira-build.c (mark_all_loops_for_removal,
24400 propagate_some_info_from_allocno): New.
24401 (remove_unnecessary_allocnos): Call
24402 propagate_some_info_from_allocno.
24403 (remove_low_level_allocnos): New.
24404 (remove_unnecessary_regions): Add parameter. Call
24405 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24406 parameter to remove_unnecessary_regions.
24407 (ira_build): Remove all regions but root if the conflict table was
24408 not built. Update conflict hard regs for allocnos crossing calls.
24410 * ira.c (ira_conflicts_p): New global.
24411 (ira): Define and use ira_conflicts_p.
24413 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24414 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24415 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24417 2009-01-06 Ben Elliston <bje@au.ibm.com>
24419 * gengtype-lex.l (YY_NO_INPUT): Define.
24421 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24424 * c-common.c (handle_vector_size_attribute): Also reject
24425 BOOLEAN_TYPE types.
24427 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24429 PR tree-optimization/38492
24430 * graphite.c (rename_map_elt, debug_rename_elt,
24431 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24432 rename_map_elt_info, eq_rename_map_elts,
24433 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24434 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24435 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24436 (sese_build_livein_liveouts): New.
24437 (new_sese, free_sese): New.
24438 (new_scop): Call new_sese.
24439 (free_scop): Call free_sese.
24440 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24441 (register_old_new_names): Renamed register_old_and_new_names.
24442 (register_scop_liveout_renames, add_loop_exit_phis,
24443 insert_loop_close_phis, struct igp,
24444 default_liveout_before_guard, add_guard_exit_phis,
24445 insert_guard_phis, copy_renames): New.
24446 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24447 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24448 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24449 (scop_adjust_phis_for_liveouts): New.
24450 (gloog): Call scop_adjust_phis_for_liveouts.
24452 * graphite.h (struct sese): Documented. Added fields liveout,
24453 num_ver and livein.
24454 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24455 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24456 (struct scop): Added field liveout_renames.
24457 (SCOP_LIVEOUT_RENAMES): New.
24459 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24461 PR tree-optimization/38510
24462 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24463 (translate_clast): Call recompute_all_dominators before
24465 (gloog): Call recompute_all_dominators before graphite_verify.
24467 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24468 Jan Sjodin <jan.sjodin@amd.com>
24470 PR tree-optimization/38500
24471 * graphite.c (create_sese_edges): Call fix_loop_structure after
24474 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24476 * config.gcc: Add m32r*-*-rtems*.
24477 * config/m32r/rtems.h: New file.
24479 2009-01-05 Ben Elliston <bje@au.ibm.com>
24481 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24482 (.po.pox): Likewise.
24483 (po/gcc.pot): Likewise.
24485 2009-01-04 David S. Miller <davem@davemloft.net>
24487 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24488 (STARTING_FRAME_OFFSET): Always set to zero.
24490 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24492 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24493 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24494 fixed-point types, and vectors of the same.
24496 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24498 * config/mips/sync.md (*mb_barrier): Rename to...
24499 (*memory_barrier): ...this.
24501 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24503 * doc/extend.texi (Function Attributes): Move @cindex after @item
24504 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24505 and put in alphabetical order. Fix 'target' name and put in order.
24506 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24509 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24511 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24512 (memory_barrier): Expand as unspec instead of unspec_volatile.
24513 Remove mem:BLK from insn operands. Use Pmode scratch register.
24514 (*memory_barrier): Define as unspec instead of unspec_volatile.
24515 Use (match_dup 0) as input operand.
24517 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24518 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24519 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24520 scratch register. Remove operand 1.
24521 (*stbar): Define as unspec instead of unspec_volatile.
24522 Use (match_dup 0) as input operand, remove (const_int 8).
24523 (*membar): Define as unspec instead of unspec_volatile.
24524 Use (match_dup 0) as input operand, remove input operand 2.
24526 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24527 (memory_barrier): Expand as unspec instead of unspec_volatile.
24528 Remove mem:BLK from insn operands. Use Pmode scratch register.
24529 (*memory_barrier): Define as unspec instead of unspec_volatile.
24530 Use (match_dup 0) as input operand.
24532 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24533 Remove mem:BLK from insn operands. Use Pmode scratch register.
24534 Set volatile flag on operand 0.
24535 (*memory_barrier): New insn pattern.
24537 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24539 (*memory_barrier): Use (match_dup 0) as input operand.
24541 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24542 Remove mem:BLK from insn operands. Use Pmode scratch register.
24543 Set volatile flag on operand 0.
24544 (*mb_internal): New insn pattern.
24546 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24548 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24550 PR middle-end/38586
24551 * function.c (struct temp_slot): Move to the section of the file
24552 that deals with temp slots. Remove field 'address'.
24553 (temp_slot_address_table): New hash table of address -> temp slot.
24554 (struct temp_slot_address_entry): New struct, items for the table.
24555 (temp_slot_address_compute_hash, temp_slot_address_hash,
24556 temp_slot_address_eq, insert_temp_slot_address): Support functions
24558 (find_temp_slot_from_address): Rewrite to use the new hash table.
24559 (remove_unused_temp_slot_addresses): Remove addresses of temp
24560 slots that have been made available.
24561 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24562 worker function for remove_unused_temp_slot_addresses.
24563 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24564 Add the temp slot address to the address -> temp slot map.
24565 (update_temp_slot_address): Update via insert_temp_slot_address.
24566 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24567 (pop_temp_slots): Likewise.
24568 (init_temp_slots): Allocate the address -> temp slot map, or empty
24569 the map if it is already allocated.
24570 (prepare_function_start): Initialize temp slot processing.
24572 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24574 PR middle-end/38584
24575 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24576 Calculate the size of all stack vars assuming no packing of stack
24577 vars will happen, replacing a quadratic algorithm with a linear one.
24579 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24582 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24585 2009-01-03 Diego Novillo <dnovillo@google.com>
24587 * doc/contrib.texi: Update contributions.
24589 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24592 * builtins.c (fold_builtin_memory_op): Give up if either operand
24593 is volatile. Set srctype or desttype to non-qualified version
24597 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24598 and FUNCTION_DECLs.
24600 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24602 PR rtl-optimization/35805
24603 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24604 problem if fast dce is able to remove any instructions.
24605 * dce.c (dce_process_block): Fix dump message.
24607 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24610 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24612 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24614 PR middle-end/38690
24615 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24616 * tree-pretty-print.c (op_code_prio): New function.
24617 (op_prio): No longer static. Use op_code_prio.
24618 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24619 Use op_prio and op_code_prio to determine if () should be
24620 printed around operand(s) or not.
24622 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24623 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24624 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24625 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24626 pp_character instead of pp_string for single letter printing.
24628 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24630 * doc/extend.texi: Fix '#pragma GCC option' typo.
24632 2009-01-02 Richard Guenther <rguenther@suse.de>
24634 * doc/install.texi (--enable-checking): Mention different
24635 default for stage1.
24636 (--enable-stage1-checking): Document.
24638 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24640 PR middle-end/30142
24641 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24642 case to be an error.
24644 2009-01-02 Ben Elliston <bje@au.ibm.com>
24646 * config/fp-bit.h (pack_d): Constify argument.
24647 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24648 (isnan): Constify argument.
24650 (iszero): Likewise.
24651 (pack_d): Likewise.
24652 (_fpadd_parts): Constify return type.
24653 (_fpmul_parts): Likewise.
24654 (_fpdiv_parts): Likewise.
24656 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24659 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24660 warn about overwriting initializer with side-effects or
24661 -Woverride-init if !IMPLICIT.
24662 (output_init_element): Likewise. Pass IMPLICIT down to
24664 (process_init_element): Add IMPLICIT argument. Pass it down
24665 to output_init_element.
24666 (push_init_element, pop_init_level, set_designator): Adjust
24667 process_init_element callers.
24668 (set_nonincremental_init, set_nonincremental_init_from_string):
24669 Adjust add_pending_init callers.
24670 (output_pending_init_elements): Adjust output_init_element callers.
24671 * c-tree.h (process_init_element): Adjust prototype.
24672 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24673 process_init_element callers.
24676 Copyright (C) 2009 Free Software Foundation, Inc.
24678 Copying and distribution of this file, with or without modification,
24679 are permitted in any medium without royalty provided the copyright
24680 notice and this notice are preserved.