1 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4 to match the system compiler's configuration at inflection point.
5 Add comment to remark a remaining difference with system compiler.
7 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8 * configure: Regenerate.
10 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
12 From Jie Zhang <jie.zhang@analog.com>:
13 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
14 (bfin_handle_l2_attribute): New.
15 (bfin_attribute_table): Add l2 attribute.
17 2009-09-11 Michael Matz <matz@suse.de>
20 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
21 on the local_decls list.
23 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
27 * cselib.c (cselib_expand_value_rtx_cb): Document callback
29 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
30 for VALUEs, to implement the documented interface.
31 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
32 Adjust for VALUEs and anything else, to implement the
35 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
37 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
38 with actual SPE/paired vector modes before using 64-bit alignment.
39 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
41 2009-09-10 DJ Delorie <dj@redhat.com>
43 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
46 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
47 * config/mep/mep.c (mep_legitimate_constant_p): New.
48 * config/mep/mep-protos.h: Prototype it.
50 2009-09-10 Richard Henderson <rth@redhat.com>
52 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
54 2009-09-10 Jason Merrill <jason@redhat.com>
56 * tree.c (chain_index): New fn.
59 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
61 * config/sol2-c.c (cmn_err_length_specs): Initialize
64 2009-09-10 Richard Henderson <rth@redhat.com>
66 * tree.h (struct tree_decl_common): Move align member earlier;
67 move label_decl_uid member ...
68 (struct tree_label_decl): ... here.
69 (LABEL_DECL_UID): Update to match.
71 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
74 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
75 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
77 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
78 dest_prev if the edge is complex.
80 * tree-cfg.c (is_ctrl_stmt): Use a switch.
82 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
83 loop latch tests earlier.
85 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
86 before GIMPLE_RETURN, not after its predecessor; insert
89 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
90 gimple_seq_empty_p to test for no PHI nodes.
91 * tree-cfg.c (split_critical_edges): Likewise.
93 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
95 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
97 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
98 introduced by the VTA branch merge.
100 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
102 * ira-conflicts.c: Use fputs or putc instead of fprintf
106 * tree-switch-conversion.c: Ditto.
108 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
110 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
111 introduced by the VTA branch merge.
113 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
116 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
118 PR rtl-optimization/39779
119 * expr.c (convert_modes): Return when mode == oldmode after
120 CONST_INTs are processed.
122 2009-09-10 Nick Clifton <nickc@redhat.com>
124 * config/mep/mep.c (mep_encode_section_info): Copy weakness
125 attribute and referring decl when creating renamed symbol.
127 2009-09-10 Richard Guenther <rguenther@suse.de>
130 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
132 (cgraph_finalize_compilation_unit): Compute reachability
133 before emitting thunks. Properly process aliases before
134 possibly removing unreachable nodes.
136 2009-09-10 Richard Guenther <rguenther@suse.de>
139 * tree.c (struct free_lang_data_d): Add worklist member.
140 (find_decls_types_r): Push onto the worklist instead of recursing.
141 Handle TREE_BINFOs properly.
142 (find_decls_types): New function wrapped around find_decls_types_r
143 to process the worklist.
144 (find_decls_types_in_eh_region): Use it.
145 (find_decls_types_in_node): Likewise.
146 (find_decls_types_in_var): Likewise.
147 (free_lang_data_in_cgraph): Likewise. Free the worklist.
148 * tree.h (RECORD_OR_UNION_TYPE_P): New.
149 (AGGREGATE_TYPE_P): Adjust.
151 2009-09-09 Jason Merrill <jason@redhat.com>
153 * configure.ac: Check glibc version even if we have an in-tree
156 2009-09-09 Anthony Green <green@moxielogic.com>
158 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
159 the constant 0 when appropriate.
160 * config/moxie/constraints.md: Add constraint O.
162 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
163 to pass up to 6 32-bit argument values in registers.
164 (moxie_function_arg): Ditto.
165 (moxie_arg_partial_bytes): Ditto.
166 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
167 (REG_PARM_STACK_SPACE): Ditto.
168 (FUNCTION_ARG_REGNO_P): Ditto.
170 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
171 instruction to allocate stack space.
173 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
175 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
176 unnecessarily stringent constraints. Fix address
177 calculation in the splitters.
179 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
181 PR rtl-optimization/39779
182 * expr.c (convert_modes): Return when mode == oldmode after
183 CONST_INTs are processed.
185 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
188 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
189 (ix86_expand_prologue): Take frame.padding0 into logic of
191 (ix86_expand_epilogue): Likewise.
193 2009-09-09 Jakub Jelinek <jakub@redhat.com>
195 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
197 (SHLIB_LINK, SHLIB_INSTALL): Use them.
198 * config/t-slibgcc-libgcc: New file.
199 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
201 2009-09-09 Martin Jambor <mjambor@suse.cz>
203 PR tree-optimization/41089
204 * tree-sra.c (find_var_candidates): Do not consider va_lists in
207 2009-09-09 Richard Henderson <rth@redhat.com>
209 * gimple.h (CASE_GIMPLE_OMP): New.
210 (is_gimple_omp): Use it.
211 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
212 (verify_gimple_debug): Likewise.
214 2009-09-09 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/41101
217 * tree-ssa-pre.c (maximal_set): Remove.
218 (compute_antic_aux): Treat the maximal set as implicitly all ones.
219 Defer all blocks we didn't visit at least one successor.
220 (add_to_exp_gen): Do not add to the maximal set.
221 (make_values_for_phi): Likewise.
222 (compute_avail): Likewise.
223 (init_pre): Do not allocate the maximal set.
224 (execute_pre): Do not dump it.
226 2009-09-09 Martin Jambor <mjambor@suse.cz>
228 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
229 an SSA_NAME rather than a is_gimple_variable.
231 2009-09-09 Richard Guenther <rguenther@suse.de>
234 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
235 code dealing with plain pointer bases.
236 (maybe_fold_offset_to_reference): Likewise.
237 (maybe_fold_stmt_addition): Adjust.
239 2009-09-09 Richard Guenther <rguenther@suse.de>
241 * tree.c (free_lang_data_in_type): Do not free the type variant
243 (free_lang_data): Merge char_type_node with its properly signed
245 (pass_ipa_free): Collect after freeing language specific data.
247 2009-09-09 Michael Matz <matz@suse.de>
250 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
251 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
252 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
255 2009-09-08 DJ Delorie <dj@redhat.com>
257 * config/mep/mep.c (conversions[]): Add "ml" pattern.
259 2009-09-04 Jason Merrill <jason@redhat.com>
261 * tree.c (tree_find_value): Remove.
262 * tree.h: Remove prototype.
263 * varasm.c (assemble_external): Use value_member instead.
265 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
267 * toplev.c (process_options): Choose default debugging type when
268 gtoggle enables debug info and type is unset.
270 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
274 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
277 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
279 * configure: Rebuilt with modified libtool.m4.
281 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
286 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
288 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
290 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
291 (remove_statement): Likewise.
292 (rewrite_use_nonlinear_expr): Adjust.
293 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
294 * tree-ssa.c (release_defs_bitset): ... this. New.
295 * tree-flow.h (release_defs_bitset): Declare.
297 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
300 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
303 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
305 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
306 via intptr_t to long type.
307 (insert_operand_rank): Cast long type via intptr_t to
309 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
311 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
312 from pointer to unsigned via uintptr_t.
314 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
315 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
317 * configure: Regenerated.
318 * config.in: Regenerated
319 * system.h (stdint.h): Add include.
320 (inttypes.h): Likewise.
321 * Makefile.in (aclocal): Add config/stdint.m4.
322 * aclocal.m4: Regenerated.
324 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
326 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
328 (note_np_check_stores): New function.
329 (harmless_null_pointer_p): New function.
330 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
331 changed. Take into account whether we're in the shadow of a condjump
332 that tested NP_REG for NULL.
333 Lose all code that tested for SEQUENCEs.
334 (workaround_speculation): Avoid inserting NOPs for loads that are
335 either always executed or a NULL pointer.
337 2009-09-08 Jan Hubicka <jh@suse.cz>
339 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
340 * params.def (early-inlining-insns): Likewise.
342 2009-09-08 Jakub Jelinek <jakub@redhat.com>
344 PR rtl-optimization/41239
345 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
346 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
348 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
349 across calls, as the calls might not always return normally.
350 (call_may_noreturn_p): New function.
351 (deps_analyze_insn): Update last_function_call_may_noreturn list.
352 (init_deps): Initialize it.
353 (remove_from_deps): Also remove calls from
354 last_function_call_may_noreturn list.
356 2009-09-07 Richard Henderson <rth@redhat.com>
358 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
359 more VR->OPERANDS than LHS operands. Free LHS before returning.
361 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
363 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
364 (attr "addrtype"): New member "spreg".
365 Use it if mem_spfp_address_operand is true for the address.
366 (attr "type"): New entry "stall".
367 (cpu_unit "load"): New.
368 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
370 (insn_reservation "loadsp"): New.
371 (insn_reservation "load_stall1"): New.
372 (insn_reservation "load_stall3"): New.
374 * config/bfin/predicates.md (const1_operand, const3_operand): New.
375 (mem_p_address_operand): Exclude stack and frame pointer based
377 (mem_spfp_address_operand): New; match them here.
378 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
379 (bfin_reorg): Call it if scheduling insns.
380 (bfin_gen_bundles): Remove dummy insns created by
381 add_sched_insns_for_speculation.
383 From Jie Zhang <jie.zhang@analog.com>:
384 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
385 bfin_si_revision, bfin_workarounds): Move these ...
386 * config/bfin/bfin.h: ... here.
388 From Mike Frysinger <michael.frysinger@analog.com>
389 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
390 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
391 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
392 bf547m, bf548m, and bf549m.
393 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
394 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
395 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
396 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
397 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
398 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
399 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
400 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
401 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
402 bf542m, bf544m, bf547m, bf548m, and bf549m.
404 From Jie Zhang <jie.zhang@analog.com>:
405 * config/bfin/predicates.md (p_register_operand): New predicate.
406 (dp_register_operand): New predicate.
407 * config/bfin/bfin-protos.h (WA_05000074): Define.
408 (ENABLE_WA_05000074): Define.
409 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
410 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
411 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
412 (define_attr addrtype): Allow load/store register to be P register.
413 (define_attr storereg): New.
414 (define_cpu_unit anomaly_05000074): New.
415 (define_insn_reservation dsp32shiftimm): New.
416 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
417 (define_insn_reservation loadp): Cannot use slot2.
418 (define_insn_reservation loadsp): Cannot use slot2.
419 (define_insn_reservation storep): Cannot use slot2. Does not
420 apply when working around 05000074.
421 (define_insn_reservation storep_anomaly_05000074): New.
422 (define_insn_reservation storei): Does not apply when working
424 (define_insn_reservation storei_anomaly_05000074): New.
425 (define_attr length): Add dsp32shiftimm case.
426 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
427 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
428 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
429 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
430 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
432 2009-09-07 Martin Jambor <mjambor@suse.cz>
435 * tree-sra.c (create_artificial_child_access): Return NULL if
436 build_ref_for_offset fails.
437 (propagate_subacesses_accross_link): Allow build_ref_for_offset
438 and create_artificial_child_access to fail.
440 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
443 * unwind-dw2.c (uw_init_context_1): Mark noinline.
444 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
445 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
447 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
449 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
450 block, ensure it has an exit edge. Emit a barrier after a jump.
452 2009-09-07 Nick Clifton <nickc@redhat.com>
454 * gcc.c (this_is_linker_script): New variable. Like
455 this_is_library_file but for the %T constructor.
456 (end_going_arg): If this_is_linker_script is set then locate the
457 script and insert a --script switch before it
458 (do_spec_2): Initialise this_is_linker_script.
459 (do_spec_1): Likewise. Handle %T construct.
460 (eval_spec_function): Preserve this_is_linker_script.
461 * doc/invoke.texi: Document %T construct in spec files.
462 * config/m32c/m32c.h (LIB_SPEC): Use it.
464 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
466 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
467 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
468 when volatile flag is set.
469 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
471 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
474 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
475 (combine_stack_adjustments_for_block): Allow insns between stack
476 adjustments and stores with corresponding pre-(dec|inc)rement or
477 pre-modify operation.
479 2009-09-06 Jakub Jelinek <jakub@redhat.com>
482 * combine-stack-adj.c (struct csa_memlist): Rename to...
483 (struct csa_reflist): ... this. Rename mem field to ref.
484 (free_csa_memlist): Rename to...
485 (free_csa_reflist): ... this.
486 (record_one_stack_memref): Rename to...
487 (record_one_stack_ref): ... this. Handle also REG_P.
488 (try_apply_stack_adjustment): Handle also REG_P.
489 (struct record_stack_memrefs_data): Rename to...
490 (struct record_stack_refs_data): ... this. Rename memlist field to
492 (record_stack_memrefs): Rename to...
493 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
494 subexpressions instead of failing when a MEM contains SP references.
495 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
496 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
498 2009-09-06 Richard Guenther <rguenther@suse.de>
501 * tree.c (build_array_type): Do not record types marked
502 with structural equality in the canonical type hashtable.
504 2009-09-06 Richard Guenther <rguenther@suse.de>
507 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
509 2009-09-05 Richard Guenther <rguenther@suse.de>
512 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
514 2009-09-05 Richard Guenther <rguenther@suse.de>
517 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
519 2009-09-05 Richard Guenther <rguenther@suse.de>
522 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
523 before comparing function argument types.
525 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
528 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
531 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
534 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
536 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
537 locators before emit_insn is called.
539 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
542 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
543 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
544 (reginfo_init): Don't call allocate_reg_info.
546 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
549 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
550 NONDEBUG_INSN_P instead of INSN_P.
552 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
555 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
557 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
560 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
561 pattern of the split.
563 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
565 * toplev.c (process_options): Move setter of flag_var_tracking
566 before other tests that depend on it. Move down setter of
567 flag_rename_registers. Don't enable var-tracking-assignments
568 by default if selective scheduling is enabled. Warn if both
571 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
573 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
574 comment. Use switch statement to catch overlaps between rtx
575 and tree codes. Accept FUNCTION_DECLs in addition to those in...
576 (IS_DECL_CODE): ... here. Remove.
577 (check_value_is_not_decl): Remove.
578 (dv_from_decl, dv_from_value): Check after conversion.
580 2009-09-04 Richard Guenther <rguenther@suse.de>
583 * (cgraph_finalize_compilation_unit): Move finalizing aliases
584 after emitting tunks. Move emitting thunks and ctors from ...
585 (cgraph_optimize): ... here. Remove redundant
586 cgraph_analyze_functions.
587 * varasm.c (find_decl_and_mark_needed): Remove no longer
589 (finish_aliases_1): Adjust check for thunk aliases.
591 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
593 * config/arm/arm.md (ctzsi2): Added braces
594 to avoid warning that broke booststrap.
596 2009-09-04 Martin Jambor <mjambor@suse.cz>
598 PR tree-optimization/41112
599 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
600 handle variable-bounded arrays.
601 (expr_with_var_bounded_array_refs_p): New function.
602 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
604 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
606 * config/s390/2097.md: Removed two incorrect bypasses.
607 (z10_fsimpdf): Fixed latency.
608 (z10_fhex): New insn_reservation.
609 (z10_floaddf): Fixed latency.
610 (z10_floadsf): Fixed latency.
611 (z10_ftrunctf): Fixed latency.
612 (z10_ftruncdf): Fixed latency.
613 * config/s390/s390.c (z10_cost): Fixed values.
614 (s390_adjust_priority): Added z10 path.
615 * config/s390/s390.md (type): Added fhex.
616 (*mov<mode>_64dfp): Updated type attribute.
617 (*mov<mode>_64): Updated type attribute.
618 (*mov<mode>_31): Updated type attribute.
619 (*mov<mode>"): Likewise.
620 * config/s390/2084.md (x_fsimpdf): Updated condition.
622 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
624 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
625 RTXs in the predicate for operand 1.
627 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
629 * config/arm/arm.md (UNSPEC_RBIT): New constant.
631 (ctzsi2): New expand.
632 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
634 2009-09-03 Martin Jambor <mjambor@suse.cz>
636 * tree-sra.c (duplicate_expr_for_different_base): Removed.
637 (create_artificial_child_access): Use build_ref_for_offset instead
638 of duplicate_expr_for_different_base.
639 (propagate_subacesses_accross_link): Likewise.
641 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
643 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
645 (mips16e_collect_argument_saves): Skip debug instructions.
646 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
647 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
648 (r10k_insert_cache_barriers): Likewise.
649 (mips_reorg_process_insns): Likewise.
651 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
654 * ira.c (update_equiv_reg): Remove check on class likely spill.
656 2009-09-03 Jakub Jelinek <jakub@redhat.com>
659 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
660 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
664 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
665 the stack slot if it is passed by invisible reference.
666 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
667 by invisible reference.
669 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
671 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
672 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
673 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
675 * config/bfin/sync.md: New file.
676 * config/bfin/bfin.md: Include it.
677 (UNSPEC_ATOMIC): New.
678 (UNSPEC_ONES): Provide a unique number.
680 From Jie Zhang <jie.zhang@analog.com>:
681 * config/bfin/bfin.c (ret_regs): New.
682 (must_save_fp_p): Don't return true because of frame_pointer_needed.
683 (must_save_rets_p): New.
684 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
685 current_function_is_leaf.
687 (do_unlink): Likewise.
688 (expand_interrupt_handler_prologue): Use ret_regs array.
689 (expand_interrupt_handler_epilogue): Use ret_regs array and
690 pass return register to gen_return_internal.
691 (bfin_expand_epilogue): Pass return register to
693 (bfin_expand_call): Explicitly clobber RETS.
694 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
695 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
696 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
697 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
699 (return_internal): Take a reg rtx rather than the register number.
701 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
703 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
704 when comparing against estimated_loop_iterations_int return.
706 2009-09-03 Richard Guenther <rguenther@suse.de>
708 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
709 eh_personality_libfunc.
711 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
713 * tree-parloops.c (separate_decls_in_region): Add space.
715 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
717 * tree-parloops.c (separate_decls_in_region): Change the condition
718 checking if there are reductions in the loop.
720 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
722 PR tree-optimization/38275
723 * tree-parloops.c (parallelize_loops): Replace profitability condition
724 for expected number of iterations.
726 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
728 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
729 (bootstrap-debug): Explain conditions in which it becomes default.
730 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
733 2009-09-03 Namhyung Kim <namhyung@gmail.com>
735 * doc/invoke.texi (Optimize Options): Move
736 -finline-small-functions to the -O2 list.
738 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
740 * toplev.c (process_options): Enable var-tracking-assignments
741 by default if var-tracking is enabled.
743 2009-09-02 David Daney <ddaney@caviumnetworks.com>
745 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
747 * emit-rtl.c (prev_nonnote_insn_bb): New function.
748 * rtl.h (prev_nonnote_insn_bb): Declare it.
750 2009-09-03 Diego Novillo <dnovillo@google.com>
752 * cgraph.c (cgraph_node_for_decl): New.
753 * cgraph.h (cgraph_node_for_decl): Declare.
754 * tree.c (host_integerp): Return 0 if T is NULL.
756 2009-09-03 Diego Novillo <dnovillo@google.com>
758 * tree.h (struct alias_pair): Move from varasm.c.
759 (alias_pairs): Likewise.
760 (TYPE_MAXVAL): Define.
761 (TYPE_MINVAL): Define.
762 (iterative_hash_host_wide_int): Declare.
763 (remove_unreachable_alias_pairs): Declare.
764 * tree-pass.h (pass_ipa_free_lang_data): Declare.
765 * diagnostic.c (default_diagnostic_starter): Make extern.
766 (default_diagnostic_finalizer): Make extern.
767 * diagnostic.h (default_diagnostic_starter): Declare.
768 (default_diagnostic_finalizer): Declare.
769 (default_tree_printer): Declare.
770 * toplev.c (default_tree_printer): Make extern.
772 2009-09-03 Richard Guenther <rguenther@suse.de>
773 Diego Novillo <dnovillo@google.com>
775 * cgraph.c (cgraph_add_new_function): Remove gimplification.
776 * cgraphunit.c (cgraph_expand_function): Do not emit
777 associated thunks from here.
778 (cgraph_emit_thunks): New.
779 (cgraph_optimize): Call it.
780 Return if any IPA pass finds an error.
781 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
784 2009-09-03 Simon Baldwin <simonb@google.com>
785 Rafael Espindola <espindola@google.com>
786 Richard Guenther <rguenther@suse.de>
787 Doug Kwan <dougkwan@google.com>
788 Diego Novillo <dnovillo@google.com>
790 * tree.c: Include tree-pass.h, langhooks-def.h,
791 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
792 (free_lang_data_in_type): New.
793 (need_assembler_name_p): New.
794 (free_lang_data_in_block): New.
795 (free_lang_data_in_decl): New.
796 (struct free_lang_data_d): New.
797 (add_tree_to_fld_list): New.
798 (find_decls_types_r): New.
799 (get_eh_types_for_runtime): New.
800 (find_decls_types_in_eh_region): New.
801 (find_decls_types_in_node): New.
802 (find_decls_types_in_var): New.
803 (free_lang_data_in_cgraph): New.
804 (free_lang_data): New.
805 (gate_free_lang_data): New.
806 (pass_ipa_free_lang_data): New.
808 2009-09-03 Diego Novillo <dnovillo@google.com>
810 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
811 * langhooks.h (struct lang_hooks): Add field free_lang_data.
812 (lang_hooks): Remove const qualifier.
813 * ipa.c (cgraph_remove_unreachable_nodes): Call
814 remove_unreachable_alias_pairs.
815 * except.c (add_type_for_runtime): Check if TYPE has
816 already been converted.
817 (lookup_type_for_runtime): Likewise.
818 (check_handled): Handle converted types.
819 * varasm.c (remove_unreachable_alias_pairs): New.
820 * gimple.c: Include demangle.h.
821 (gimple_decl_printable_name): New.
822 (gimple_fold_obj_type_ref): New.
823 * gimple.h (gimple_decl_printable_name): Declare.
824 (gimple_fold_obj_type_ref): Declare.
825 * passes.c (init_optimization_passes): Add pass
826 pass_ipa_free_lang_data.
827 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
828 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
830 2009-09-03 Diego Novillo <dnovillo@google.com>
832 * c-lang.c (lang_hooks): Remove const qualifier.
834 2009-09-02 Loren James Rittle <ljrittle@acm.org>
836 * doc/install.texi (*-*-freebsd*): Update target information.
838 2009-09-02 Anatoly Sokolov <aesok@post.ru>
840 * hard-reg-set.h (call_fixed_regs): Remove.
841 * reginfo.c (call_fixed_regs): Remove.
842 (init_reg_sets_1): Remove initialization of call_fixed_regs.
843 (globalize_reg): Don't use call_fixed_regs.
844 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
847 2009-09-01 Michael Matz <matz@suse.de>
849 * expr.h (emit_storent_insn, expand_expr_real_1,
850 expand_expr_real_2): Declare.
851 * expr.c (emit_storent_insn, expand_expr_real_1,
852 expand_expr_real_2): Export.
853 (store_expr): Setting and evaluating dont_return_target is useless.
854 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
855 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
856 * except.c (expand_resx_expr): Rename to ...
857 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
858 * except.h (expand_resx_stmt): Declare.
859 * stmt.c: Add include gimple.h
860 (expand_asm_expr): Rename to ...
861 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
862 (expand_case): Rewrite to take gimple statement.
863 * tree.h (expand_asm_stmt): Declare.
864 (expand_case): Change prototype.
865 * Makefile.in (stmt.o): Depend on gimple.h.
866 * builtins.c (expand_builtin_synchronize): Build gimple asm
867 statement, not an ASM_EXPR.
868 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
869 gimple_to_tree, release_stmt_tree): Remove.
870 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
871 ggc_free, but hold comparison code and operands separately.
872 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
873 (expand_call_stmt, expand_gimple_stmt_1,
874 expand_gimple_stmt): New helpers.
875 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
876 release_stmt_tree. Call expand_gimple_stmt instead.
877 (expand_gimple_basic_block): Ditto.
879 * calls.c (emit_call_1): Don't look at EH regions here, make
880 fntree parameter useless.
881 (expand_call): New local rettype for TREE_TYPE(exp), use it
882 throughout. Remove local p, use addr instead.
883 Don't look at EH regions here.
885 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
887 * doc/invoke.texi (-fsched-pressure): Document it.
888 (-fsched-reg-pressure-heuristic): Remove it.
890 * reload.c (ira.h): Include.
891 (find_reloads): Add choosing reload on number of small spilled
894 * haifa-sched.c (ira.h): Include.
895 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
896 saved_reg_pressure, curr_reg_live, saved_reg_live,
897 region_ref_regs): New variables.
898 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
899 initiate_reg_pressure_info, setup_ref_regs,
900 initiate_bb_reg_pressure_info, save_reg_pressure,
901 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
903 (setup_insn_reg_pressure_info): New function.
904 (rank_for_schedule): Add pressure checking and insn issue time.
905 Remove comparison of insn reg weights.
906 (ready_sort): Set insn reg pressure info.
907 (update_register_pressure, setup_insn_max_reg_pressure,
908 update_reg_and_insn_max_reg_pressure,
909 sched_setup_bb_reg_pressure_info): New functions.
910 (schedule_insn): Add code for printing and updating reg pressure info.
911 (find_set_reg_weight, find_insn_reg_weight): Remove.
912 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
913 (debug_ready_list): Print reg pressure info.
914 (schedule_block): Ditto. Check insn issue time.
915 (sched_init): Set up sched_pressure_p. Allocate and set up some
916 reg pressure related info.
917 (sched_finish): Free some reg pressure related info.
918 (fix_tick_ready): Make insn always ready if pressure_p.
919 (init_h_i_d): Don't call find_insn_reg_weight.
920 (haifa_finish_h_i_d): Free insn reg pressure info.
922 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
923 ira_memory_move_cost, ira_class_hard_regs,
924 ira_class_hard_regs_num, ira_no_alloc_regs,
925 ira_available_class_regs, ira_reg_class_cover_size,
926 ira_reg_class_cover, ira_class_translate): Move to ira.h.
928 * ira-lives.c (single_reg_class): Check mode to find how many
929 registers are necessary for operand.
930 (ira_implicitly_set_insn_hard_regs): New.
932 * common.opt (fsched-pressure): New options.
933 (fsched-reg-pressure-heuristic): Remove.
935 * ira.c (setup_eliminable_regset): Rename to
936 ira_setup_eliminable_regset. Make it external.
937 (expand_reg_info): Pass cover class to setup_reg_classes.
938 (ira): Call resize_reg_info instead of allocate_reg_info.
940 * sched-deps.c: Include ira.h.
941 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
942 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
943 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
944 mark_insn_hard_regno_birth, mark_insn_reg_birth,
945 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
946 mark_insn_reg_store, mark_insn_reg_clobber,
947 setup_insn_reg_pressure_info): New.
948 (sched_analyze_1): Update implicit_reg_pending_uses.
949 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
950 Use them to create dependencies. Set insn reg uses and pressure
951 info. Process reg_pending_uses in one place.
952 (free_deps): Free implicit sets.
953 (remove_from_deps): Remove implicit sets if necessary. Check
954 implicit sets when clearing reg_last_in_use.
955 (init_deps_global): Clear implicit_reg_pending_clobbers and
956 implicit_reg_pending_uses.
958 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
959 ira_memory_move_cost, ira_class_hard_regs,
960 ira_class_hard_regs_num, ira_no_alloc_regs,
961 ira_available_class_regs, ira_reg_class_cover_size,
962 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
963 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
964 ira_implicitly_set_insn_hard_regs): New prototypes.
966 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
967 cost_elements_num): New variables.
968 (allocno_costs, total_costs): Rename to costs and
970 (COSTS_OF_ALLOCNO): Rename to COSTS.
971 (allocno_pref): Rename to pref.
972 (allocno_pref_buffer): Rename to pref_buffer.
973 (common_classes): Rename to regno_cover_class.
975 (record_reg_classes): Set allocno attributes only if allocno_p.
976 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
977 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
978 and COSTS_OF_ALLOCNO.
979 (print_costs): Rename to print_allocno_costs.
980 (print_pseudo_costs): New.
981 (process_bb_node_for_costs): Split into 2 functions with new
982 function process_bb_for_costs. Pass BB to process_bb_for_costs.
983 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
984 new parameter dump_file. Use cost_elements_num instead of
985 ira_allocnos_num. Make one iteration if preferred classes were
986 already calculated for scheduler. Make 2 versions of code
987 depending on allocno_p.
988 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
989 regno_cover_class and COSTS instead of common_classes and
991 (init_costs, finish_costs): New.
992 (ira_costs): Set up allocno_p and cost_elements_num. Call
993 init_costs and finish_costs.
994 (ira_set_pseudo_classes): New.
996 * rtl.h (allocate_reg_info): Remove.
997 (resize_reg_info): Change return type.
998 (reg_cover_class): New.
999 (setup_reg_classes): Add new parameter.
1001 * sched-int.h (struct deps_reg): New member implicit_sets.
1002 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1003 (INCREASE_BITS): New macro.
1004 (struct reg_pressure_data, struct reg_use_data): New.
1005 (struct _haifa_insn_data): Remove reg_weight. Add members
1006 reg_pressure, reg_use_list, reg_set_list, and
1007 reg_pressure_excess_cost_change.
1008 (struct deps): New member implicit_sets.
1009 (pressure_p): New variable.
1010 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1011 (struct reg_pressure_data, struct reg_use_data): New.
1012 (INSN_REG_WEIGHT): Remove.
1013 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1014 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1015 (sched_init_region_reg_pressure_info,
1016 sched_setup_bb_reg_pressure_info): New prototypes.
1018 * reginfo.c (struct reg_pref): New member coverclass.
1019 (reg_cover_class): New function.
1020 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1021 (reg_info_size): New variable.
1022 (allocate_reg_info): Make static. Setup reg_info_size.
1023 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1024 (setup_reg_classes): Add a new parameter. Setup cover class too.
1026 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1029 * sched-rgn.c (deps_join): Set up implicit_sets.
1030 (schedule_region): Set up region and basic blocks pressure
1033 * passes.c (init_optimization_passes): Move
1034 pass_subregs_of_mode_init before pass_sched.
1036 2009-09-02 Martin Jambor <mjambor@suse.cz>
1038 * tree-sra.c (struct access): New field grp_hint.
1039 (dump_access): Dump grp_hint.
1040 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1042 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1043 those which have been specifically read and somehow written to.
1044 (propagate_subacesses_accross_link): Set grp_hint of right child and
1045 also possibly of the left child.
1047 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1049 * tree-object-size.c (addr_object_size): Always use object_size_type
1050 0 or 2 when determining the pointer pointed object size.
1052 2009-09-02 Richard Guenther <rguenther@suse.de>
1055 2009-08-31 Richard Guenther <rguenther@suse.de>
1057 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1058 to query if the memory regions for memmove overlap.
1059 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1060 asserts on pointers, instead deal with odd trees.
1061 (ptr_derefs_may_alias_p): Likewise.
1062 (refs_may_alias_p_1): Constructor bases also never alias.
1064 2009-08-01 Christian Bruel <christian.bruel@st.com>
1067 2009-07-31 Christian Bruel <christian.bruel@st.com>
1068 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1070 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1072 * doc/invoke.texi (-fvar-tracking-assignments): New.
1073 (-fvar-tracking-assignments-toggle): New.
1074 (-fdump-final-insns=file): Mark filename as optional.
1075 (--param min-nondebug-insn-uid): New.
1076 (-gdwarf-@{version}): Mention version 4.
1077 * opts.c (common_handle_option): Accept it.
1078 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1079 * regrename.c (regrename_optimize): Drop last. Don't count debug
1080 insns as uses. Don't reject change because of debug insn.
1081 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1082 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1083 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1084 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1085 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1086 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1087 * doc/gimple.texi (is_gimple_debug): New.
1088 (gimple_debug_bind_p): New.
1089 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1090 * doc/install.texi (bootstrap-debug): More details.
1091 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1092 (bootstrap-debug-lib): More details.
1093 (bootstrap-debug-ckovw): Update.
1094 (bootstrap-time): New.
1095 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1096 (insert_phi_nodes_for): Insert debug stmts.
1097 (rewrite_stmt): Take iterator. Insert debug stmts.
1098 (rewrite_enter_block): Adjust.
1099 (maybe_replace_use_in_debug_stmt): New.
1100 (rewrite_update_stmt): Use it.
1101 (mark_use_interesting): Return early for debug stmts.
1102 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1103 stmts before replacing stmt.
1104 (move_computations_stmt): Likewise.
1105 * ira-conflicts.c (add_copies): Skip debug insns.
1106 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1107 (regstat_bb_compute_ri): Skip debug insns.
1108 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1109 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1110 check_loop_closed_ssa_stmt): Skip debug stmts.
1111 * tree-tailcall.c (find_tail_calls): Likewise.
1112 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1113 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1114 (build_var_debug_value_stat): Declare.
1115 (build_var_debug_value): Define.
1116 (target_for_debug_bind): Declare.
1117 * reload.c (find_equiv_reg): Skip debug insns.
1118 * rtlanal.c (reg_used_between_p): Skip debug insns.
1119 (side_effects_p): Likewise.
1120 (canonicalize_condition): Likewise.
1121 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1122 insns never depend on debug insns.
1123 (create_ddg_dep_no_link): Likewise.
1124 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1125 Don't add inter-loop dependencies for debug insns.
1126 (build_intra_loop_deps): Likewise.
1127 (create_ddg): Count debug insns.
1128 * ddg.h (struct ddg::num_debug): New.
1129 (num_backargs): Pair up with previous int field.
1130 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1131 -fcompare-debug-second.
1132 * final.c (get_attr_length_1): Skip debug insns.
1133 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1134 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1135 (driver_self_specs): Map -fdump-final-insns to
1136 -fdump-final-insns=..
1137 (get_local_tick): New.
1138 (compare_debug_dump_opt_spec_function): Test for . argument and
1139 compute output name. Compute temp output spec without flag name.
1140 Compute -frandom-seed.
1141 (OPT): Undef after use.
1142 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1143 (average_num_loop_insns): Likewise.
1144 * params.h (MIN_NONDEBUG_INSN_UID): New.
1145 * gimple.def (GIMPLE_DEBUG): New.
1146 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1147 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1148 (merge_in_block): Fix whitespace.
1149 * toplev.c (flag_var_tracking): Update comment.
1150 (flag_var_tracking_assignments): New.
1151 (flag_var_tracking_assignments_toggle): New.
1152 (process_options): Don't open final insns dump file if we're not
1153 going to write to it. Compute defaults for var_tracking.
1154 * df-scan.c (df_insn_rescan_debug_internal): New.
1155 (df_uses_record): Handle debug insns.
1156 * haifa-sched.c (ready): Initialize n_debug.
1157 (contributes_to_priority): Skip debug insns.
1158 (dep_list_size): New.
1160 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1161 they're ready. Disregard previous debug insns to make decisions.
1162 (queue_insn): Never queue debug insns.
1163 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1164 (schedule_insn): Don't reject debug insns because of issue rate.
1165 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1166 (queue_to_ready): Skip and discount debug insns.
1167 (choose_ready): Let debug insns through.
1168 (schedule_block): Check boundary debug insns. Discount debug
1169 insns, schedule them early. Adjust whitespace.
1170 (set_priorities): Check for boundary debug insns.
1171 (add_jump_dependencies): Use dep_list_size.
1172 (prev_non_location_insn): New.
1173 (check_cfg): Use it.
1174 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1176 (remove_unused_ivs): Reset debug stmts.
1177 * modulo-sched.c (const_iteration_count): Skip debug insns.
1178 (res_MII): Discount debug insns.
1179 (loop_single_full_bb_p): Skip debug insns.
1180 (sms_schedule): Likewise.
1181 (sms_schedule_by_order): Likewise.
1182 (ps_has_conflicts): Likewise.
1183 * caller-save.c (refmarker_fn): New.
1184 (save_call_clobbered_regs): Replace regs with saved mem in
1186 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1187 Call refmarker_fn mark for hardregnos.
1188 (mark_reg_as_referenced): New.
1189 (replace_reg_with_saved_mem): New.
1190 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1191 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1193 (cse_extended_basic_block): Skip debug insns.
1194 (count_reg_usage): Likewise.
1195 (is_dead_reg): New, split out of...
1196 (set_live_p): ... here.
1197 (insn_live_p): Use it for debug insns.
1198 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
1199 (execute_optimize_stdarg): Likewise.
1200 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1201 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
1202 changes in debug stmts as changes.
1203 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
1204 (moveup_expr): Don't move across debug insns. Don't move
1205 debug insn if it would create a bookkeeping block.
1206 (moveup_expr_cached): Don't use cache for debug insns that
1207 are heads of blocks.
1208 (compute_av_set_inside_bb): Skip debug insns.
1209 (sel_rank_for_schedule): Schedule debug insns first. Remove
1211 (block_valid_for_bookkeeping_p); Support lax searches.
1212 (create_block_for_bookkeeping): Adjust block numbers when
1213 encountering debug-only blocks.
1214 (find_place_for_bookkeeping): Deal with debug-only blocks.
1215 (generate_bookkeeping_insn): Accept no place to insert.
1216 (remove_temp_moveop_nops): New argument full_tidying.
1217 (prepare_place_to_insert): Deal with debug insns.
1218 (advance_state_on_fence): Debug insns don't start cycles.
1219 (update_boundaries): Take fence as argument. Deal with
1221 (schedule_expr_on_boundary): No full_tidying on debug insns.
1222 (fill_insns): Deal with debug insns.
1223 (track_scheduled_insns_and_blocks): Don't count debug insns.
1224 (need_nop_to_preserve_insn_bb): New, split out of...
1225 (remove_insn_from_stream): ... this.
1226 (fur_orig_expr_not_found): Skip debug insns.
1227 * rtl.def (VALUE): Move up.
1229 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
1230 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1231 Set it if debug stmts are found.
1232 (statement_sink_location): Skip debug stmts. Propagate
1233 moving defs into debug stmts.
1234 * ifcvt.c (first_active_insn): Skip debug insns.
1235 (last_active_insns): Likewise.
1236 (cond_exec_process_insns): Likewise.
1237 (noce_process_if_block): Likewise.
1238 (check_cond_move_block): Likewise.
1239 (cond_move_convert_if_block): Likewise.
1240 (block_jumps_and_fallthru_p): Likewise.
1241 (dead_or_predicable): Likewise.
1242 * dwarf2out.c (debug_str_hash_forced): New.
1243 (find_AT_string): Add comment.
1244 (gen_label_for_indirect_string): New.
1245 (get_debug_string_label): New.
1246 (AT_string_form): Use it.
1247 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1248 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1249 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1250 several operations that cannot be represented with DWARF opcodes.
1251 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1252 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1253 (dwarf2out_var_location): Take during-call mark into account.
1254 (output_indirect_string): Update comment. Output if there are
1255 label and references.
1256 (prune_indirect_string): New.
1257 (prune_unused_types): Call it if debug_str_hash_forced.
1258 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1259 (dw_long_long_const): Remove.
1260 (struct dw_val_struct): Change val_long_long type to rtx.
1261 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1262 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1263 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1264 component instead of HOST_BITS_PER_LONG.
1265 (output_loc_operands): Likewise. For const8* assert
1266 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1267 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1268 rather than HOST_BITS_PER_LONG is >= 64.
1269 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1271 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1272 HOST_BITS_PER_LONG for dw_val_class_long_long.
1273 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1274 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1275 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1277 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1278 Handle DW_OP_implicit_value.
1279 (extract_int): Move prototype earlier.
1280 (mem_loc_descriptor): For SUBREG punt if inner
1281 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1282 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1283 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1284 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1285 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1286 instead of Pmode size.
1287 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1288 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1289 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1290 (concat_loc_descriptor, concatn_loc_descriptor,
1291 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1292 (add_location_or_const_value_attribute): Likewise. For single
1293 location loc_lists attempt to use add_const_value_attribute
1294 for constant decls. Add DW_AT_const_value even if
1295 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1297 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1298 (control_flow_insn_p): Likewise.
1299 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
1300 (separate_decls_in_region_debug_bind): New.
1301 (separate_decls_in_region): Process debug bind stmts afterwards.
1302 * recog.c (verify_changes): Handle debug insns.
1303 (extract_insn): Likewise.
1304 (peephole2_optimize): Skip debug insns.
1305 * dse.c (scan_insn): Skip debug insns.
1306 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1308 (setup_id_for_insn): Handle debug insns.
1309 (maybe_tidy_empty_bb): Adjust whitespace.
1310 (tidy_control_flow): Skip debug insns.
1311 (sel_remove_insn): Adjust for debug insns.
1312 (sel_estimate_number_of_insns): Skip debug insns.
1313 (create_insn_rtx_from_pattern): Handle debug insns.
1314 (create_copy_of_insn_rtx): Likewise.
1315 * sel-sched-.h (sel_bb_end): Declare.
1316 (sel_bb_empty_or_nop_p): New.
1317 (get_all_loop_exits): Use it.
1318 (_eligible_successor_edge_p): Likewise.
1319 (return_nop_to_pool): Adjust.
1320 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1321 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1322 * gimple-pretty-print.c (dump_gimple_debug): New.
1323 (dump_gimple_stmt): Use it.
1324 (dump_bb_header): Skip gimple debug stmts.
1325 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1326 (fixup_match_2): Likewise.
1327 (regmove_backward_pass): Likewise. Simplify combined
1328 replacement. Handle debug insns.
1329 * function.c (instantiate_virtual_regs): Handle debug insns.
1330 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1331 * print-rtl.h: Include cselib.h.
1332 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
1333 * df.h (df_inns_rescan_debug_internal): Declare.
1334 * gcse.c (alloc_hash_table): Estimate n_insns.
1335 (cprop_insn): Don't regard debug insns as changes.
1336 (bypass_conditional_jumps): Skip debug insns.
1337 (one_pre_gcse_pass): Adjust.
1338 (one_code_hoisting_pass): Likewise.
1339 (compute_ld_motion_mems): Skip debug insns.
1340 (one_cprop_pass): Adjust.
1341 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1342 (if_convertible_stmt_p): Handle debug stmts.
1343 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1344 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1345 * ira-build.c (create_bb_allocnos): Skip debug insns.
1346 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1347 (has_single_use): Likewise.
1348 (single_imm_use): Likewise.
1349 (num_imm_uses): Likewise.
1350 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1351 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1352 (create_outofssa_var_map): Likewise.
1353 * lower-subreg.c (adjust_decomposed_uses): New.
1354 (resolve_debug): New.
1355 (decompose_multiword_subregs): Use it.
1356 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1357 * emit-rtl.c: Include params.h.
1358 (cur_debug_insn_uid): Define.
1359 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1360 (copy_rtx_if_shared_1): Handle debug insns.
1361 (reset_used_flags): Likewise.
1362 (set_used_flags): LIkewise.
1363 (get_max_insn_count): New.
1364 (next_nondebug_insn): New.
1365 (prev_nondebug_insn): New.
1366 (make_debug_insn_raw): New.
1367 (emit_insn_before_noloc): Handle debug insns.
1368 (emit_jump_insn_before_noloc): Likewise.
1369 (emit_call_insn_before_noloc): Likewise.
1370 (emit_debug_insn_before_noloc): New.
1371 (emit_insn_after_noloc): Handle debug insns.
1372 (emit_jump_insn_after_noloc): Likewise.
1373 (emit_call_insn_after_noloc): Likewise.
1374 (emit_debug_insn_after_noloc): Likewise.
1375 (emit_insn_after): Take loc from earlier non-debug insn.
1376 (emit_jump_insn_after): Likewise.
1377 (emit_call_insn_after): Likewise.
1378 (emit_debug_insn_after_setloc): New.
1379 (emit_debug_insn_after): New.
1380 (emit_insn_before): Take loc from later non-debug insn.
1381 (emit_jump_insn_before): Likewise.
1382 (emit_call_insn_before): Likewise.
1383 (emit_debug_insn_before_setloc): New.
1384 (emit_debug_insn_before): New.
1385 (emit_insn): Handle debug insns.
1386 (emit_debug_insn): New.
1387 (emit_jump_insn): Handle debug insns.
1388 (emit_call_insn): Likewise.
1390 (init_emit): Take min-nondebug-insn-uid into account.
1391 Initialize cur_debug_insn_uid.
1392 (emit_copy_of_insn_after): Handle debug insns.
1393 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1394 location of single rhs in place.
1395 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1396 (floor_sdiv_adjust): New.
1397 (cell_sdiv_adjust): New.
1398 (cell_udiv_adjust): New.
1399 (round_sdiv_adjust): New.
1400 (round_udiv_adjust): New.
1401 (wrap_constant): Moved from cselib.
1402 (unwrap_constant): New.
1403 (expand_debug_expr): New.
1404 (expand_debug_locations): New.
1405 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1407 (gimple_expand_cfg): Expand debug locations.
1408 * cselib.c: Include tree-pass.h.
1409 (struct expand_value_data): New.
1410 (cselib_record_sets_hook): New.
1411 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1412 (cselib_clear_table): Move, and implemnet in terms of...
1413 (cselib_reset_table_with_next_value): ... this.
1414 (cselib_get_next_unknown_value): New.
1415 (discard_useless_locs): Don't discard preserved values.
1416 (cselib_preserve_value): New.
1417 (cselib_preserved_value_p): New.
1418 (cselib_preserve_definitely): New.
1419 (cselib_clear_preserve): New.
1420 (cselib_preserve_only_values): New.
1421 (new_cselib_val): Take rtx argument. Dump it in details.
1422 (cselib_lookup_mem): Adjust.
1423 (expand_loc): Take regs_active in struct. Adjust. Silence
1424 dumps unless details are requested.
1425 (cselib_expand_value_rtx_cb): New.
1426 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1427 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1428 without details. Copy more subregs. Try to resolve values
1429 using a callback. Wrap constants.
1430 (cselib_subst_to_values): Adjust.
1431 (cselib_log_lookup): New.
1432 (cselib_lookup): Call it.
1433 (cselib_invalidate_regno): Don't count preserved values as useless.
1434 (cselib_invalidate_mem): Likewise.
1435 (cselib_record_set): Likewise.
1436 (struct set): Renamed to cselib_set, moved to cselib.h.
1437 (cselib_record_sets): Adjust. Call hook.
1438 (cselib_process_insn): Reset table when it would be cleared.
1439 (dump_cselib_val): New.
1440 (dump_cselib_table): New.
1441 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1442 (remove_forwarder_block): Support moving debug stmts.
1443 * cselib.h (cselib_record_sets_hook): Declare.
1444 (cselib_expand_callback): New type.
1445 (cselib_expand_value_rtx_cb): Declare.
1446 (cselib_reset_table_with_next_value): Declare.
1447 (cselib_get_next_unknown_value): Declare.
1448 (cselib_preserve_value): Declare.
1449 (cselib_preserved_value_p): Declare.
1450 (cselib_preserve_only_values): Declare.
1451 (dump_cselib_table): Declare.
1452 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1453 (try_crossjump_to_edge): Likewise.
1454 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1455 dominated blocks when debug stmts are present.
1456 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1457 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1458 (set_var_live_on_entry): Likewise.
1459 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1460 * cfglayout.c (curr_location, last_location): Make static.
1461 (set_curr_insn_source_location): Don't avoid bouncing.
1462 (get_curr_insn_source_location): New.
1463 (get_curr_insn_block): New.
1464 (duplicate_insn_chain): Handle debug insns.
1465 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1467 * common.opt (fcompare-debug): Move to sort order.
1468 (fdump-unnumbered-links): Likewise.
1469 (fvar-tracking-assignments): New.
1470 (fvar-tracking-assignments-toggle): New.
1471 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1472 because of debug stmts.
1473 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1474 (eliminate_unnecessary_stmts): Walk dominated blocks before
1476 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1477 * ira.c (memref_used_between_p): Skip debug insns.
1478 (update_equiv_regs): Likewise.
1479 * sched-deps.c (sd_lists_size): Accept empty list.
1480 (sd_init_insn): Mark debug insns.
1481 (sd_finish_insn): Unmark them.
1482 (sd_add_dep): Reject non-debug deps on debug insns.
1483 (fixup_sched_groups): Give debug insns group treatment.
1485 (sched_analyze_reg): Don't mark debug insns for sched before call.
1486 (sched_analyze_2): Handle debug insns.
1487 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1489 (deps_analyze_insn): Handle debug insns.
1490 (deps_start_bb): Skip debug insns.
1491 (init_deps): Initialize last_debug_insn.
1492 * tree-ssa.c (target_for_debug_bind): New.
1493 (find_released_ssa_name): New.
1494 (propagate_var_def_into_debug_stmts): New.
1495 (propagate_defs_into_debug_stmts): New.
1496 (verify_ssa): Skip debug bind stmts without values.
1497 (warn_uninialized_vars): Skip debug stmts.
1498 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1499 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1500 (rtx_equal_p): Likewise.
1501 * ira-costs.c (scan_one_insn): Skip debug insns.
1502 (process_bb_node_for_hard_reg_moves): Likewise.
1503 * rtl.h (DEBUG_INSN_P): New.
1504 (NONDEBUG_INSN_P): New.
1505 (MAY_HAVE_DEBUG_INSNS): New.
1506 (INSN_P): Accept debug insns.
1507 (RTX_FRAME_RELATED_P): Likewise.
1508 (INSN_DELETED_P): Likewise
1509 (PAT_VAR_LOCATION_DECL): New.
1510 (PAT_VAR_LOCATION_LOC): New.
1511 (PAT_VAR_OCATION_STATUS): New.
1512 (NOTE_VAR_LOCATION_DECL): Reimplement.
1513 (NOTE_VAR_LOCATION_LOC): Likewise.
1514 (NOTE_VAR_LOCATION_STATUS): Likewise.
1515 (INSN_VAR_LOCATION): New.
1516 (INSN_VAR_LOCATION_DECL): New.
1517 (INSN_VAR_LOCATION_LOC): New.
1518 (INSN_VAR_LOCATION_STATUS): New.
1519 (gen_rtx_UNKNOWN_VAR_LOC): New.
1520 (VAR_LOC_UNKNOWN_P): New.
1521 (NOTE_DURING_CALL_P): New.
1522 (SCHED_GROUP_P): Accept debug insns.
1523 (emit_debug_insn_before): Declare.
1524 (emit_debug_insn_before_noloc): Declare.
1525 (emit_debug_insn_beore_setloc): Declare.
1526 (emit_debug_insn_after): Declare.
1527 (emit_debug_insn_after_noloc): Declare.
1528 (emit_debug_insn_after_setloc): Declare.
1529 (emit_debug_insn): Declare.
1530 (make_debug_insn_raw): Declare.
1531 (prev_nondebug_insn): Declare.
1532 (next_nondebug_insn): Declare.
1533 (delegitimize_mem_from_attrs): Declare.
1534 (get_max_insn_count): Declare.
1535 (wrap_constant): Declare.
1536 (unwrap_constant): Declare.
1537 (get_curr_insn_source_location): Declare.
1538 (get_curr_insn_block): Declare.
1539 * tree-inline.c (insert_debug_decl_map): New.
1540 (processing_debug_stmt): New.
1541 (remap_decl): Don't create new mappings in debug stmts.
1542 (remap_gimple_op_r): Don't add references in debug stmts.
1543 (copy_tree_body_r): Likewise.
1544 (remap_gimple_stmt): Handle debug bind stmts.
1545 (copy_bb): Skip debug stmts.
1546 (copy_edges_for_bb): Likewise.
1547 (copy_debug_stmt): New.
1548 (copy_debug_stmts): New.
1549 (copy_body): Copy debug stmts at the end.
1550 (insert_init_debug_bind): New.
1551 (insert_init_stmt): Take id. Skip and emit debug stmts.
1552 (setup_one_parameter): Remap variable earlier, register debug mapping.
1553 (estimate_num_insns): Skip debug stmts.
1554 (expand_call_inline): Preserve debug_map.
1555 (optimize_inline_calls): Check for no debug_stmts left-overs.
1556 (unsave_expr_now): Preserve debug_map.
1557 (copy_gimple_seq_and_replace_locals): Likewise.
1558 (tree_function_versioning): Check for no debug_stmts left-overs.
1559 Init and destroy debug_map as needed. Split edges unconditionally.
1560 (build_duplicate_type): Init and destroy debug_map as needed.
1561 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1562 (struct copy_body_data): Add debug_stmts and debug_map.
1563 * sched-int.h (struct ready_list): Add n_debug.
1564 (struct deps): Add last_debug_insn.
1565 (DEBUG_INSN_SCHED_P): New.
1566 (BOUNDARY_DEBUG_INSN_P): New.
1567 (SCHEDULE_DEBUG_INSN_P): New.
1568 (sd_iterator_cond): Accept empty list.
1569 * combine.c (create_log_links): Skip debug insns.
1570 (combine_instructions): Likewise.
1571 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1572 return value is always unshared.
1573 (struct rtx_subst_pair): New.
1574 (auto_adjust_pair): New.
1575 (propagate_for_debug_subst): New.
1576 (propagate_for_debug): New.
1577 (try_combine): Skip debug insns. Propagate removed defs into
1579 (next_nonnote_nondebug_insn): New.
1580 (distribute_notes): Use it. Skip debug insns.
1581 (distribute_links): Skip debug insns.
1582 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1583 * resource.c (mark_target_live_regs): Likewise.
1584 * var-tracking.c: Include cselib.h and target.h.
1585 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1587 (micro_operation_type_name): New.
1588 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1589 (struct micro_operation_def): Update comments.
1590 (decl_or_value): New type. Use instead of decls.
1591 (struct emit_note_data_def): Add vars.
1592 (struct attrs_def): Use decl_or_value.
1593 (struct variable_tracking_info_def): Add permp, flooded.
1594 (struct location_chain_def): Update comment.
1595 (struct variable_part_def): Use decl_or_value.
1596 (struct variable_def): Make var_part a variable length array.
1598 (scratch_regs): New.
1599 (cselib_hook_called): New.
1600 (dv_is_decl_p): New.
1601 (dv_is_value_p): New.
1604 (dv_as_opaque): New.
1605 (dv_onepart_p): New.
1607 (IS_DECL_CODE): New.
1608 (check_value_is_not_decl): New.
1609 (dv_from_decl): New.
1610 (dv_from_value): New.
1611 (dv_htab_hash): New.
1612 (variable_htab_hash): Use it.
1613 (variable_htab_eq): Support values.
1614 (variable_htab_free): Free from the right pool.
1615 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1616 (attrs_list_union): Adjust.
1617 (attrs_list_mpdv_union): New.
1618 (tie_break_pointers): New.
1619 (canon_value_cmp): New.
1620 (unshare_variable): Return possibly-modified slot.
1621 (vars_copy_1): Adjust.
1622 (var_reg_decl_set): Adjust. Split out of...
1623 (var_reg_set): ... this.
1624 (get_init_value): Adjust.
1625 (var_reg_delete_and_set): Adjust.
1626 (var_reg_delete): Adjust.
1627 (var_regno_delete): Adjust.
1628 (var_mem_decl_set): Split out of...
1629 (var_mem_set): ... this.
1630 (var_mem_delete_and_set): Adjust.
1631 (var_mem_delete): Adjust.
1635 (variable_union): Adjust. Speed up merge of 1-part vars.
1636 (variable_canonicalize): Use unshared slot.
1637 (VALUED_RECURSED_INTO): New.
1638 (find_loc_in_1pdv): New.
1639 (struct dfset_merge): New.
1640 (insert_into_intersection): New.
1641 (intersect_loc_chains): New.
1643 (canonicalize_loc_order_check): New.
1644 (canonicalize_values_mark): New.
1645 (canonicalize_values_star): New.
1646 (variable_merge_over_cur): New.
1647 (variable_merge_over_src): New.
1648 (dataflow_set_merge): New.
1649 (dataflow_set_equiv_regs): New.
1650 (remove_duplicate_values): New.
1651 (struct dfset_post_merge): New.
1652 (variable_post_merge_new_vals): New.
1653 (variable_post_merge_perm_vals): New.
1654 (dataflow_post_merge_adjust): New.
1655 (find_mem_expr_in_1pdv): New.
1656 (dataflow_set_preserve_mem_locs): New.
1657 (dataflow_set_remove_mem_locs): New.
1658 (dataflow_set_clear_at_call): New.
1659 (onepart_variable_different_p): New.
1660 (variable_different_p): Use it.
1661 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
1662 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1664 (track_loc_p): Pass it true.
1665 (struct count_use_info): New.
1666 (find_use_val): New.
1667 (replace_expr_with_values): New.
1669 (use_type): New, partially split out of...
1670 (count_uses): ... this. Count new micro-ops.
1671 (count_uses_1): Adjust.
1672 (count_stores): Adjust.
1673 (count_with_sets): New.
1674 (VAL_NEEDS_RESOLUTION): New.
1675 (VAL_HOLDS_TRACK_EXPR): New.
1676 (VAL_EXPR_IS_COPIED): New.
1677 (VAL_EXPR_IS_CLOBBERED): New.
1678 (add_uses): Adjust. Generate new micro-ops.
1679 (add_uses_1): Adjust.
1680 (add_stores): Generate new micro-ops.
1681 (add_with_sets): New.
1682 (find_src_status): Adjust.
1683 (find_src_set_src): Adjust.
1684 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1685 Handle new micro-ops. Canonicalize value equivalances.
1686 (vt_find_locations): Compute total size of hash tables for
1687 dumping. Perform merge for var-tracking-assignments. Don't
1688 disregard single-block loops.
1689 (dump_attrs_list): Handle decl_or_value.
1690 (dump_variable): Take variable. Deal with decl_or_value.
1691 (dump_variable_slot): New.
1692 (dump_vars): Use it.
1693 (dump_dataflow_sets): Adjust.
1694 (set_slot_part): New, extended to support one-part variables
1695 after splitting out of...
1696 (set_variable_part): ... this.
1697 (clobber_slot_part): New, split out of...
1698 (clobber_variable_part): ... this.
1699 (delete_slot_part): New, split out of...
1700 (delete_variable_part): .... this.
1701 (check_wrap_constant): New.
1702 (vt_expand_loc_callback): New.
1703 (vt_expand_loc): New.
1704 (emit_note_insn_var_location): Adjust. Handle values. Handle
1705 EMIT_NOTE_AFTER_CALL_INSN.
1706 (emit_notes_for_differences_1): Adjust. Handle values.
1707 (emit_notes_for_differences_2): Likewise.
1708 (emit_notes_for_differences): Adjust.
1709 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
1710 Adjust. Handle new micro-ops.
1711 (vt_add_function_parameters): Adjust. Create and bind values.
1712 (vt_initialize): Adjust. Initialize scratch_regs and
1713 valvar_pool, flooded and perm.. Initialize and use cselib. Log
1714 operations. Move some code to count_with_sets and add_with_sets.
1715 (delete_debug_insns): New.
1716 (vt_debug_insns_local): New.
1717 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
1719 (var_tracking_main): If var-tracking-assignments is enabled
1720 but var-tracking isn't, delete debug insns and leave. Likewise
1721 if we exceed limits or fail the stack adjustments tests, and
1722 after all var-tracking processing.
1723 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
1724 (dataflow_set): Add traversed_vars.
1725 (value_chain, const_value_chain): New typedefs.
1726 (value_chain_pool, value_chains): New variables.
1727 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
1728 add_value_chains, add_cselib_value_chains, remove_value_chain,
1729 remove_value_chains, remove_cselib_value_chains): New functions.
1730 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
1731 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
1733 (shared_hash_find_slot_unshare, shared_hash_find_slot,
1734 shared_hash_find_slot_noinsert, shared_hash_find): Update.
1735 (dst_can_be_shared): New variable.
1736 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
1737 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
1738 different from set->vars, look up slot again instead of using the
1740 (dataflow_set_init): Initialize traversed_vars.
1741 (variable_union): Use shared_hash_*. Use initially NO_INSERT
1742 lookup if set->vars is shared. Don't keep slot cleared before
1743 calling unshare_variable. Unshare set->vars if needed. Adjust
1744 unshare_variable callers. Clear dst_can_be_shared if needed.
1745 Even ->refcount == 1 vars must be unshared if set->vars is shared
1746 and var needs to be modified.
1747 (dataflow_set_union): Set traversed_vars during canonicalization.
1748 (VALUE_CHANGED, DECL_CHANGED): Define.
1749 (set_dv_changed, dv_changed_p): New static inlines.
1750 (track_expr_p): Clear DECL_CHANGED.
1751 (dump_dataflow_sets): Set it.
1752 (variable_was_changed): Call set_dv_changed.
1753 (emit_note_insn_var_location): Likewise.
1754 (changed_variables_stack): New variable.
1755 (check_changed_vars_1, check_changed_vars_2): New functions.
1756 (emit_notes_for_changes): Do nothing if changed_variables is
1757 empty. Traverse changed_variables with check_changed_vars_1,
1758 call check_changed_vars_2 on each changed_variables_stack entry.
1759 (emit_notes_in_bb): Add SET argument. Just clear it at the
1760 beginning, use it instead of local &set, don't destroy it at the end.
1761 (vt_emit_notes): Call dataflow_set_clear early on all
1762 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
1763 computed set, dataflow_set_clear also VTI(bb)->in when we are
1764 done with the basic block. Initialize changed_variables_stack,
1765 free it afterwards. If ENABLE_CHECKING verify that after noting
1766 differences to an empty set value_chains hash table is empty.
1767 (vt_initialize): Initialize value_chains and value_chain_pool.
1768 (vt_finalize): Delete value_chains htab, free value_chain_pool.
1769 (variable_tracking_main): Call dump_dataflow_sets before calling
1770 vt_emit_notes, not after it.
1771 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
1772 (propagate_var_def_into_debug_stmts): Declare.
1773 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
1774 (df_set_note): Reject debug insns.
1775 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
1776 add notes to debug insns.
1777 (df_note_bb_compute): Adjust. Likewise.
1778 (df_simulate_uses): Skip debug insns.
1779 (df_simulate_initialize_backwards): Likewise.
1780 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
1781 (subst_stack_regs_pat): Reject debug insns.
1782 (convert_regs_1): Handle debug insns.
1783 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
1784 (print-rtl.o): Depend on cselib.h.
1785 (cselib.o): Depend on TREE_PASS_H.
1786 (var-tracking.o): Depend on cselib.h and TARGET_H.
1787 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
1788 (init_ready_list): Skip boundary debug insns.
1789 (add_branch_dependences): Skip debug insns.
1790 (free_block_dependencies): Check for blocks with only debug insns.
1791 (compute_priorities): Likewise.
1792 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
1793 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
1795 (gimple_build_debug_bind_stat): New.
1796 (empty_body_p): Skip debug stmts.
1797 (gimple_has_side_effects): Likewise.
1798 (gimple_rhs_has_side_effects): Likewise.
1799 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
1800 (gimple_build_debug_bind_stat): Declare.
1801 (gimple_build_debug_bind): Define.
1802 (is_gimple_debug): New.
1803 (gimple_debug_bind_p): New.
1804 (gimple_debug_bind_get_var): New.
1805 (gimple_debug_bind_get_value): New.
1806 (gimple_debug_bind_get_value_ptr): New.
1807 (gimple_debug_bind_set_var): New.
1808 (gimple_debug_bind_set_value): New.
1809 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
1810 (gimple_debug_bind_reset_value): New.
1811 (gimple_debug_bind_has_value_p): New.
1812 (gsi_next_nondebug): New.
1813 (gsi_prev_nondebug): New.
1814 (gsi_start_nondebug_bb): New.
1815 (gsi_last_nondebug_bb): New.
1816 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
1817 (print_insn): Handle DEBUG_INSN.
1818 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
1819 of first insn prevail.
1820 (first_stmt): Skip debug stmts.
1821 (first_non_label_stmt): Likewise.
1822 (last_stmt): Likewise.
1823 (has_zero_uses_1): New.
1824 (single_imm_use_1): New.
1825 (verify_gimple_debug): New.
1826 (verify_types_in_gimple_stmt): Handle debug stmts.
1827 (verify_stmt): Likewise.
1828 (debug_loop_num): Skip debug stmts.
1829 (remove_edge_and_dominated_blocks): Remove dominators last.
1830 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
1831 (linearize_expr): Likewise.
1832 * config/i386/i386.c (ix86_delegitimize_address): Call
1833 default implementation.
1834 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
1835 (group_barrier_needed): Skip debug insns.
1836 (emit_insn_group_barriers): Likewise.
1837 (emit_all_insn_group_barriers): Likewise.
1838 (ia64_variable_issue): Handle debug insns.
1839 (ia64_dfa_new_cycle): Likewise.
1840 (final_emit_insn_group_barriers): Skip debug insns.
1841 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
1842 def cfa without frame.
1843 (process_set): Likewise.
1844 (process_for_unwind_directive): Pass frame on.
1845 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
1846 (rs6000_delegitimize_address): New.
1847 (rs6000_debug_adjust_cost): Handle debug insns.
1848 (is_microcoded_insn): Likewise.
1849 (is_cracked_insn): Likewise.
1850 (is_nonpipeline_insn): Likewise.
1851 (insn_must_be_first_in_group): Likewise.
1852 (insn_must_be_last_in_group): Likewise.
1853 (force_new_group): Likewise.
1854 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
1855 contains only debug insns.
1856 (rtl_merge_blocks): Skip debug insns.
1857 (purge_dead_edges): Likewise.
1858 (rtl_block_ends_with_call_p): Skip debug insns.
1859 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
1860 (mark_reg_dependencies): Skip debug insns.
1861 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
1862 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
1863 * tree-ssa-threadedge.c
1864 (record_temporary_equivalences_from_stmts): Skip debug stmts.
1865 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
1866 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
1867 (copyprop_hardreg_forward_1): Handle debug insns.
1868 * reload1.c (reload): Skip debug insns. Replace unassigned
1869 pseudos in debug insns with their equivalences.
1870 (eliminate_regs_in_insn): Skip debug insns.
1871 (emit_input_reload_insns): Skip debug insns at first, adjust
1873 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
1874 (get_indirect_ref_operands): Pass opf_no_vops on.
1875 (get_expr_operands): Likewise. Skip debug stmts.
1876 (parse_ssa_operands): Scan debug insns with opf_no_vops.
1878 2009-09-01 Richard Henderson <rth@redhat.com>
1880 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
1881 stmt_ends_pp_p statements at least once.
1882 * tree-vrp.c (vrp_initialize): Likewise.
1883 (vrp_visit_stmt): Be prepared for non-interesting stmts.
1885 2009-09-01 Dodji Seketeli <dodji@redhat.com>
1888 Fix AIX bootstrap after PR debug/30161
1889 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
1890 that is a GNU extension.
1891 (tmpl_value_parm_die_table): Move the definition of this global
1892 outside #ifdef DWARF2_DEBUGGING_INFO region.
1894 2009-09-01 Richard Guenther <rguenther@suse.de>
1896 * tree.c (tree_expr_size): New function.
1897 * tree.h (tree_expr_size): Declare.
1898 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
1899 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
1900 * langhooks.c (lhd_expr_size): Remove.
1901 * langhooks.h (struct lang_hooks): Remove expr_size.
1902 * explow.c (expr_size): Use tree_expr_size.
1903 (int_expr_size): Likewise.
1904 * langhooks-def.h (lhd_expr_size): Remove.
1905 (LANG_HOOKS_EXPR_SIZE): Likewise.
1906 (LANG_HOOKS_INITIALIZER): Adjust.
1908 2009-09-01 Richard Guenther <rguenther@suse.de>
1910 * tree-flow.h (mark_addressable): Move declaration ...
1911 * tree.h (mark_addressable): ... here.
1912 * stmt.c (expand_asm_operands): Use mark_addressable, not
1913 lang_hooks.mark_addressable.
1914 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1915 LANG_HOOKS_MARK_ADDRESSABLE.
1916 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
1917 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
1919 2009-08-31 Chris Demetriou <cgd@google.com>
1921 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
1922 vectorize if not TARGET_SSE2.
1924 2009-08-31 DJ Delorie <dj@redhat.com>
1926 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
1927 registers if no coprocessor is enabled.
1929 2009-08-31 Dodji Seketeli <dodji@redhat.com>
1932 * cgraph.h (cgraph_get_node): Declare ...
1933 * cgraph.c (cgraph_get_node): ... new function.
1934 * dwarf2out.c (gen_generic_params_dies,
1935 generic_parameter_die, tree_add_const_value_attribute_for_decl,
1936 make_ith_pack_parameter_name,
1937 append_entry_to_tmpl_value_parm_die_table,
1938 gen_remaining_tmpl_value_param_die_attribute): New functions.
1939 (gen_subprogram_die): Generate debug info for template parameters
1940 if debug info level is higher than DINFO_LEVEL_TERSE.
1941 Use tree_add_const_value_attribute_for_decl instead of
1942 tree_add_const_value_attribute.
1943 (gen_const_die): Use tree_add_const_value_attribute_for_decl
1944 instead of tree_add_const_value_attribute.
1945 (gen_struct_or_union_type_die): Generate debug
1946 info for template parameters if debug info level is higher than
1948 (tree_add_const_value_attribute): Handle integral and pointer
1949 constants. Update comment.
1950 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
1951 (dwarf_attr_name): Support DW_AT_GNU_template_name.
1952 (reference_to_unused): Fix thinko. Remove redundant predicates from
1954 (tree_add_const_value_attribute): Make this work for constant
1956 tree_add_const_value_attribute_for_decl is to be used for variable
1958 (add_location_or_const_value_attribute): Use
1959 tree_add_const_value_attribute_for_decl now.
1960 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
1961 DW_TAG_template_value_param DIEs after function DIEs have been
1963 * langhooks.h (lang_hooks_for_types): Add
1964 get_argument_pack_elems.
1965 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
1966 (lang_hooks): Added get_innermost_generic_parms,
1967 get_innermost_generic_args.
1968 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
1969 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
1970 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
1971 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
1973 2009-08-31 DJ Delorie <dj@redhat.com>
1975 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
1976 it once we start generating the prologue or epilogue.
1977 (mep_call_saves_register): If the frame is locked, re-use
1979 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
1980 (mep_expand_prologue): Call it.
1981 (mep_expand_epilogue): Likewise.
1982 (mep_start_function): Use the same logic as mep_expand_prologue.
1983 (mep_pass_by_reference): Make logic more readable.
1984 (mep_return_in_memory): Zero-sized objects are passed in memory.
1985 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
1987 2009-08-31 Richard Guenther <rguenther@suse.de>
1989 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1990 to query if the memory regions for memmove overlap.
1991 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1992 asserts on pointers, instead deal with odd trees.
1993 (ptr_derefs_may_alias_p): Likewise.
1994 (refs_may_alias_p_1): Constructor bases also never alias.
1996 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
1998 * doc/install.texi (Final install): Adjust reference on where to
1999 order printed manuals.
2001 2009-08-30 Olivier Hainque <hainque@adacore.com>
2003 * dwarf2out.c (switch_to_frame_table_section): Move
2004 definition prior to first use.
2006 2009-08-30 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/41186
2009 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2010 (ao_ref_init_from_ptr_and_size): New function.
2011 (ref_maybe_used_by_call_p_1): Be more precise tracking
2012 used ranges for builtin functions.
2013 (ref_maybe_used_by_call_p): Adjust.
2014 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2015 ranges for builtin functions.
2016 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2018 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2021 * fwprop.c (get_reg_use_in): Delete.
2022 (free_load_extend): New function.
2023 (forward_propagate_subreg): Use it.
2025 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2027 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2029 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2032 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2035 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2037 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2038 fini or fini_array section.
2040 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2042 * graphite-dependences.c (graphite_legal_transform_bb): Call
2043 pbb_remove_duplicate_pdrs.
2044 * graphite-poly.c (can_collapse_pdr): Removed.
2045 (pdr_find_duplicate): Removed.
2046 (can_collapse_pdrs): New.
2047 (pbb_remove_duplicate_pdrs): New.
2048 (new_poly_dr): Do not look for duplicates.
2049 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2050 (PBB_PDR_DUPLICATES_REMOVED): New.
2051 (pbb_remove_duplicate_pdrs): Declared.
2053 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2055 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2056 the strides by multiplying by PDR_NB_REFS.
2057 * graphite-poly.c (can_collapse_pdr): New.
2058 (pdr_find_duplicate): New.
2059 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2060 Initialize PDR_NB_REFS.
2061 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2063 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2065 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2068 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2071 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2073 * graphite-dependences.c (pddr_original_scattering): Return NULL
2074 for read-read dependence relations.
2075 * graphite-poly.h (enum poly_dr_type): Fix comment.
2078 (pdr_may_write_p): New.
2080 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2082 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2083 (struct poly_dr): Same.
2084 (new_poly_dr): Same.
2085 * graphite-poly.c (new_poly_dr): Same.
2086 * graphite-dependences.c (dot_deps): Disable call to system.
2088 2009-08-28 Cary Coutant <ccoutant@google.com>
2091 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2092 struct/union/enum types local to a function.
2094 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2095 Sebastian Pop <sebastian.pop@amd.com>
2097 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2098 pbb_strip_mine_time_depth. Changed the implementation so that
2099 transformation is expressed as a transformation on
2100 time (scatttering) dimensions. Also, ensures that the 2d+1
2101 scheduling format is preserved.
2102 (pbb_strip_mine_profitable_p): Profitability is based on the
2103 iteration number of a given time (scattering) dimension,
2104 and not on a original loop depth dimension.
2105 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2106 (pbb_do_strip_mine): Call psct_dynamic_dim.
2107 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2108 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2109 (pbb_nb_dynamic_scattering_transform): New.
2110 (psct_dynamic_dim): New.
2112 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2114 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2115 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2116 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2117 * graphite-interchange.c (build_linearized_memory_access): Same.
2118 (memory_stride_in_loop): Same.
2120 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2122 * graphite-dependences.c (pddr_original_scattering): New.
2123 (graphite_legal_transform_dr): Call pddr_original_scattering.
2126 * graphite-dependences.h (dot_deps): Declared.
2127 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2128 (print_pdr): Print PDR_ID.
2129 * graphite-poly.h (struct poly_dr): Add field id.
2132 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2134 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2136 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2137 not delete the original dependence relation.
2139 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2141 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2142 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2143 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2144 (free_poly_ddr): New.
2145 (pddr_is_empty): New.
2146 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2147 (dependence_polyhedron): Same. Remove useless gcc_assert.
2149 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2150 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2151 * graphite-dependences.h (enum poly_dependence_kind): New.
2152 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2153 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2154 (PDRP_SINK): Renamed PDDR_SINK.
2155 (PDRP_DDP): Renamed PDDR_DDP.
2157 (free_poly_ddr): Declared.
2158 * graphite-poly.c (new_scop): Use the new hash function names.
2159 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2160 into original_pddrs.
2161 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2163 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2165 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2166 bounds with LT_EXPR to make niter analysis more precise on code
2167 generated by Graphite.
2169 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2171 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2172 (graphite_legal_transform_bb): Same.
2173 (poly_drs_may_alias_p): Same.
2175 2009-08-28 Richard Guenther <rguenther@suse.de>
2177 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2179 2009-08-28 Jan Beulich <jbeulich@novell.com>
2181 * config/i386/netware.c: Include langhooks.h.
2182 (i386_nlm_encode_section_info): Simplify.
2183 (netware_override_options): Delete.
2184 * config/i386/netware.h (netware_override_options): Delete
2186 (OVERRIDE_OPTIONS): Delete definition.
2187 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2188 (ASM_COMMENT_START): Define.
2189 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2191 2009-08-28 Jan Beulich <jbeulich@novell.com>
2193 * configure.ac: For in-tree ld, do a plain version check to
2194 determine whether comdat groups are supported.
2195 * configure: Regenerate.
2197 2009-08-28 Olivier Hainque <hainque@adacore.com>
2199 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
2200 always defined. Reflect definition or absence of such for
2201 COLLECT_EXPORT_LIST. Readability helper.
2202 (scanfilter): New enum, to help control what symbols
2203 are to be considered or ignored by scan_prog_file.
2204 (enum pass): Rename as "scanpass", moved together with scanfilter
2205 prior to scan_prog_file's prototype.
2206 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
2207 Group prototype with the scanpass/scanfilter definitions, factorize
2208 head comments for the several implementations at the prototype.
2209 (main): Reorganize the first pass link control to let AIX
2210 drag only the needed frame tables in executables. Prevent
2211 frame tables collection during the scan aimed at static ctors.
2212 Pre-link and scan for frame tables later to compensate.
2213 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
2214 A C statement to issue assembly directives that create a reference
2215 to the given DWARF table identifier label from the current function
2217 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2218 to differentiate first time section entry. Only emit a .data
2219 tables start identifier label the first time around.
2220 (switch_to_frame_table_section): New function. Helper for
2221 output_call_frame_info to switch possibly BACK into the eh_frame
2222 or the debug_frame section depending on FOR_EH.
2223 (output_call_frame_info): Use helper to first enter the proper
2225 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2226 emit a link to the frame table start label from each function
2228 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2229 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2230 * config/rs6000/rs6000-protos.h: Declare it.
2231 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2233 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2235 * config/sh/sh.c (split_branches): Check the result of
2238 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2240 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2241 using -pthread -fopenmp
2243 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2245 * doc/service.texi (service directory): Update URL.
2247 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2249 PR rtl-optimization/40861
2250 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2251 extract word from a multi-word subreg for negative byte positions.
2253 2009-08-27 Tristan Gingold <gingold@adacore.com>
2254 Douglas B Rupp <rupp@gnat.com>
2256 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2257 (SECTION_VMS_OVERLAY): Define.
2258 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2260 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2262 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2263 common_object declarations.
2264 (ia64_section_type_flags): Set section flag for common_object.
2265 * config/ia64/ia64-protos.h
2266 (ia64_vms_output_aligned_decl_common): Declare.
2267 (ia64_vms_elf_asm_named_section): Declare.
2269 2009-08-27 Michael Matz <matz@suse.de>
2271 * expr.c (expand_expr_real_2): New function taking exploded
2272 unary or binary expression, split out from ...
2273 (expand_expr_real_1): ... here. Move over all unary/binary
2274 switch parts to above function, in particular these codes:
2275 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2276 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2277 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2278 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2279 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2280 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2281 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2282 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2283 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2284 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2285 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2286 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2287 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2288 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2289 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2290 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2291 VEC_PACK_FIX_TRUNC_EXPR.
2292 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2295 2009-08-27 Richard Guenther <rguenther@suse.de>
2297 * gengtype.c (main): Handle uint64_t.
2298 * ipa-utils.c (get_base_var): Indent properly.
2299 * tree-ssa-live.c (debug_scope_block): New function.
2300 * tree-flow.h (debug_scope_block): Declare.
2301 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2302 * basic-block.h (enum profile_status): Rename to
2303 enum profile_status_d.
2304 (x_profile_status): Adjust type.
2306 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2309 * dwarf2out.c (get_context_die): Declare this static function.
2310 (gen_type_die_with_usage): Make sure a DIE is a generated for
2311 the context of a typedef.
2313 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2315 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2318 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2320 * config/mips/mips-protos.h (mips_output_sync): Declare.
2321 (mips_sync_loop_insns): Likewise.
2322 (mips_output_sync_loop): Replace first two parameters with an rtx.
2323 * config/mips/mips.c (mips_multi_member): New structure.
2324 (mips_multi_members): New variable.
2325 (mips_multi_start): New function.
2326 (mips_multi_add): Likewise.
2327 (mips_multi_add_insn): Likewise.
2328 (mips_multi_add_label): Likewise.
2329 (mips_multi_last_index): Likewise.
2330 (mips_multi_copy_insn): Likewise.
2331 (mips_multi_set_operand): Likewise.
2332 (mips_multi_write): Likewise.
2333 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2334 (mips_init_print_operand_punct): Update accordingly.
2335 (mips_start_ll_sc_sync_block): New function.
2336 (mips_end_ll_sc_sync_block): Likewise.
2337 (mips_output_sync): Likewise.
2338 (mips_sync_insn1_template): Likewise.
2339 (mips_sync_insn2_template): Likewise.
2340 (mips_get_sync_operand): Likewise.
2341 (mips_process_sync_loop): Likewise.
2342 (mips_output_sync_loop): Use mips_process_sync_loop.
2343 (mips_sync_loop_insns): New function.
2344 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2345 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2346 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2347 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2348 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2349 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2350 (MIPS_SYNC_OLD_OP_12): Likewise.
2351 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2352 (MIPS_SYNC_NEW_OP_12): Likewise.
2353 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2354 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2355 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2356 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2357 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2358 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2359 * config/mips/mips.md (sync_mem): New attribute.
2360 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2361 (sync_exclusive_mask, sync_required_oldval): Likewise.
2362 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2363 (sync_release_barrier): Likewise.
2364 (length): Handle sync loops.
2365 (sync): Use mips_output_sync.
2366 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2367 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2368 and use mips_output_sync_loop.
2369 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2370 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2371 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2372 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2373 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2374 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2375 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2376 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2377 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2379 2009-08-26 Richard Guenther <rguenther@suse.de>
2382 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2383 the types to not match.
2384 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2386 * tree-ssa.c (useless_type_conversion_p): Conversions to
2387 pointers to unprototyped functions are useless.
2389 2009-08-26 Richard Guenther <rguenther@suse.de>
2391 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2392 whole-program condition, prepare to be called for non-globals.
2393 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2394 params build a representative with known type and track its fields.
2396 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2398 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2399 clearing by a taken branch.
2400 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2401 effectively after bbro pass.
2402 (sync_nand<mode>): Ditto.
2403 (sync_old_<fetchop_name><mode>): Ditto.
2404 (sync_old_nand<mode>): Ditto.
2405 (sync_new_<fetchop_name><mode>): Dito.
2406 (sync_new_nand<mode>): Ditto.
2407 (sync_compare_and_swap<mode>_1): Ditto.
2408 (*sync_compare_and_swap<mode>): Ditto.
2409 (sync_lock_test_and_set<mode>_1): Ditto.
2410 ("sync_lock_test_and_set<mode>): Ditto.
2412 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2414 * hwint.h (HOST_LONG_FORMAT): New macro
2415 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2416 Use HOST_PTR_PRINTF.
2417 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2418 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2419 (HOST_PTR_PRINTF): Document.
2421 2009-08-25 Jan Hubicka <jh@suse.cz>
2423 * config/i386/bmmintrin.h: Replace by #error.
2426 Michael Meissner <michael.meissner@amd.com>
2427 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2428 Tony Linthicum <tony.linthicum@amd.com>
2430 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2431 (TARGET_ROUND): New macro for the round/ptest instructions which
2432 are shared between SSE4.1 and SSE5.
2433 (OPTION_MASK_ISA_ROUND): Ditto.
2434 (OPTION_ISA_ROUND): Ditto.
2435 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2436 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2438 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2439 (-mfused-madd): New switch to give users control over whether the
2440 compiler optimizes to use the multiply/add SSE5 instructions.
2442 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2443 (ix86_handle_option): Turn off 3dnow if -msse5.
2444 (override_options): Add SSE5 support.
2445 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2447 (ix86_expand_sse_movcc): Add SSE5 support.
2448 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2449 vector type to the next largest size.
2450 (ix86_expand_sse5_pack): New function to use pperm to pack a
2451 vector type to the next smallest size.
2452 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2453 (IX86_BUILTIN_FMADDSD): Ditto.
2454 (IX86_BUILTIN_FMADDPS): Ditto.
2455 (IX86_BUILTIN_FMADDPD): Ditto.
2456 (IX86_BUILTIN_FMSUBSS): Ditto.
2457 (IX86_BUILTIN_FMSUBSD): Ditto.
2458 (IX86_BUILTIN_FMSUBPS): Ditto.
2459 (IX86_BUILTIN_FMSUBPD): Ditto.
2460 (IX86_BUILTIN_FNMADDSS): Ditto.
2461 (IX86_BUILTIN_FNMADDSD): Ditto.
2462 (IX86_BUILTIN_FNMADDPS): Ditto.
2463 (IX86_BUILTIN_FNMADDPD): Ditto.
2464 (IX86_BUILTIN_FNMSUBSS): Ditto.
2465 (IX86_BUILTIN_FNMSUBSD): Ditto.
2466 (IX86_BUILTIN_FNMSUBPS): Ditto.
2467 (IX86_BUILTIN_FNMSUBPD): Ditto.
2468 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2469 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2470 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2471 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2472 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2473 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2474 (IX86_BUILTIN_PPERM): Ditto.
2475 (IX86_BUILTIN_PERMPS): Ditto.
2476 (IX86_BUILTIN_PERMPD): Ditto.
2477 (IX86_BUILTIN_PMACSSWW): Ditto.
2478 (IX86_BUILTIN_PMACSWW): Ditto.
2479 (IX86_BUILTIN_PMACSSWD): Ditto.
2480 (IX86_BUILTIN_PMACSWD): Ditto.
2481 (IX86_BUILTIN_PMACSSDD): Ditto.
2482 (IX86_BUILTIN_PMACSDD): Ditto.
2483 (IX86_BUILTIN_PMACSSDQL): Ditto.
2484 (IX86_BUILTIN_PMACSSDQH): Ditto.
2485 (IX86_BUILTIN_PMACSDQL): Ditto.
2486 (IX86_BUILTIN_PMACSDQH): Ditto.
2487 (IX86_BUILTIN_PMADCSSWD): Ditto.
2488 (IX86_BUILTIN_PMADCSWD): Ditto.
2489 (IX86_BUILTIN_PHADDBW): Ditto.
2490 (IX86_BUILTIN_PHADDBD): Ditto.
2491 (IX86_BUILTIN_PHADDBQ): Ditto.
2492 (IX86_BUILTIN_PHADDWD): Ditto.
2493 (IX86_BUILTIN_PHADDWQ): Ditto.
2494 (IX86_BUILTIN_PHADDDQ): Ditto.
2495 (IX86_BUILTIN_PHADDUBW): Ditto.
2496 (IX86_BUILTIN_PHADDUBD): Ditto.
2497 (IX86_BUILTIN_PHADDUBQ): Ditto.
2498 (IX86_BUILTIN_PHADDUWD): Ditto.
2499 (IX86_BUILTIN_PHADDUWQ): Ditto.
2500 (IX86_BUILTIN_PHADDUDQ): Ditto.
2501 (IX86_BUILTIN_PHSUBBW): Ditto.
2502 (IX86_BUILTIN_PHSUBWD): Ditto.
2503 (IX86_BUILTIN_PHSUBDQ): Ditto.
2504 (IX86_BUILTIN_PROTB): Ditto.
2505 (IX86_BUILTIN_PROTW): Ditto.
2506 (IX86_BUILTIN_PROTD): Ditto.
2507 (IX86_BUILTIN_PROTQ): Ditto.
2508 (IX86_BUILTIN_PROTB_IMM): Ditto.
2509 (IX86_BUILTIN_PROTW_IMM): Ditto.
2510 (IX86_BUILTIN_PROTD_IMM): Ditto.
2511 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2512 (IX86_BUILTIN_PSHLB): Ditto.
2513 (IX86_BUILTIN_PSHLW): Ditto.
2514 (IX86_BUILTIN_PSHLD): Ditto.
2515 (IX86_BUILTIN_PSHLQ): Ditto.
2516 (IX86_BUILTIN_PSHAB): Ditto.
2517 (IX86_BUILTIN_PSHAW): Ditto.
2518 (IX86_BUILTIN_PSHAD): Ditto.
2519 (IX86_BUILTIN_PSHAQ): Ditto.
2520 (IX86_BUILTIN_FRCZSS): Ditto.
2521 (IX86_BUILTIN_FRCZSD): Ditto.
2522 (IX86_BUILTIN_FRCZPS): Ditto.
2523 (IX86_BUILTIN_FRCZPD): Ditto.
2524 (IX86_BUILTIN_CVTPH2PS): Ditto.
2525 (IX86_BUILTIN_CVTPS2PH): Ditto.
2526 (IX86_BUILTIN_COMEQSS): Ditto.
2527 (IX86_BUILTIN_COMNESS): Ditto.
2528 (IX86_BUILTIN_COMLTSS): Ditto.
2529 (IX86_BUILTIN_COMLESS): Ditto.
2530 (IX86_BUILTIN_COMGTSS): Ditto.
2531 (IX86_BUILTIN_COMGESS): Ditto.
2532 (IX86_BUILTIN_COMUEQSS): Ditto.
2533 (IX86_BUILTIN_COMUNESS): Ditto.
2534 (IX86_BUILTIN_COMULTSS): Ditto.
2535 (IX86_BUILTIN_COMULESS): Ditto.
2536 (IX86_BUILTIN_COMUGTSS): Ditto.
2537 (IX86_BUILTIN_COMUGESS): Ditto.
2538 (IX86_BUILTIN_COMORDSS): Ditto.
2539 (IX86_BUILTIN_COMUNORDSS): Ditto.
2540 (IX86_BUILTIN_COMFALSESS): Ditto.
2541 (IX86_BUILTIN_COMTRUESS): Ditto.
2542 (IX86_BUILTIN_COMEQSD): Ditto.
2543 (IX86_BUILTIN_COMNESD): Ditto.
2544 (IX86_BUILTIN_COMLTSD): Ditto.
2545 (IX86_BUILTIN_COMLESD): Ditto.
2546 (IX86_BUILTIN_COMGTSD): Ditto.
2547 (IX86_BUILTIN_COMGESD): Ditto.
2548 (IX86_BUILTIN_COMUEQSD): Ditto.
2549 (IX86_BUILTIN_COMUNESD): Ditto.
2550 (IX86_BUILTIN_COMULTSD): Ditto.
2551 (IX86_BUILTIN_COMULESD): Ditto.
2552 (IX86_BUILTIN_COMUGTSD): Ditto.
2553 (IX86_BUILTIN_COMUGESD): Ditto.
2554 (IX86_BUILTIN_COMORDSD): Ditto.
2555 (IX86_BUILTIN_COMUNORDSD): Ditto.
2556 (IX86_BUILTIN_COMFALSESD): Ditto.
2557 (IX86_BUILTIN_COMTRUESD): Ditto.
2558 (IX86_BUILTIN_COMEQPS): Ditto.
2559 (IX86_BUILTIN_COMNEPS): Ditto.
2560 (IX86_BUILTIN_COMLTPS): Ditto.
2561 (IX86_BUILTIN_COMLEPS): Ditto.
2562 (IX86_BUILTIN_COMGTPS): Ditto.
2563 (IX86_BUILTIN_COMGEPS): Ditto.
2564 (IX86_BUILTIN_COMUEQPS): Ditto.
2565 (IX86_BUILTIN_COMUNEPS): Ditto.
2566 (IX86_BUILTIN_COMULTPS): Ditto.
2567 (IX86_BUILTIN_COMULEPS): Ditto.
2568 (IX86_BUILTIN_COMUGTPS): Ditto.
2569 (IX86_BUILTIN_COMUGEPS): Ditto.
2570 (IX86_BUILTIN_COMORDPS): Ditto.
2571 (IX86_BUILTIN_COMUNORDPS): Ditto.
2572 (IX86_BUILTIN_COMFALSEPS): Ditto.
2573 (IX86_BUILTIN_COMTRUEPS): Ditto.
2574 (IX86_BUILTIN_COMEQPD): Ditto.
2575 (IX86_BUILTIN_COMNEPD): Ditto.
2576 (IX86_BUILTIN_COMLTPD): Ditto.
2577 (IX86_BUILTIN_COMLEPD): Ditto.
2578 (IX86_BUILTIN_COMGTPD): Ditto.
2579 (IX86_BUILTIN_COMGEPD): Ditto.
2580 (IX86_BUILTIN_COMUEQPD): Ditto.
2581 (IX86_BUILTIN_COMUNEPD): Ditto.
2582 (IX86_BUILTIN_COMULTPD): Ditto.
2583 (IX86_BUILTIN_COMULEPD): Ditto.
2584 (IX86_BUILTIN_COMUGTPD): Ditto.
2585 (IX86_BUILTIN_COMUGEPD): Ditto.
2586 (IX86_BUILTIN_COMORDPD): Ditto.
2587 (IX86_BUILTIN_COMUNORDPD): Ditto.
2588 (IX86_BUILTIN_COMFALSEPD): Ditto.
2589 (IX86_BUILTIN_COMTRUEPD): Ditto.
2590 (IX86_BUILTIN_PCOMEQUB): Ditto.
2591 (IX86_BUILTIN_PCOMNEUB): Ditto.
2592 (IX86_BUILTIN_PCOMLTUB): Ditto.
2593 (IX86_BUILTIN_PCOMLEUB): Ditto.
2594 (IX86_BUILTIN_PCOMGTUB): Ditto.
2595 (IX86_BUILTIN_PCOMGEUB): Ditto.
2596 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2597 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2598 (IX86_BUILTIN_PCOMEQUW): Ditto.
2599 (IX86_BUILTIN_PCOMNEUW): Ditto.
2600 (IX86_BUILTIN_PCOMLTUW): Ditto.
2601 (IX86_BUILTIN_PCOMLEUW): Ditto.
2602 (IX86_BUILTIN_PCOMGTUW): Ditto.
2603 (IX86_BUILTIN_PCOMGEUW): Ditto.
2604 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2605 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2606 (IX86_BUILTIN_PCOMEQUD): Ditto.
2607 (IX86_BUILTIN_PCOMNEUD): Ditto.
2608 (IX86_BUILTIN_PCOMLTUD): Ditto.
2609 (IX86_BUILTIN_PCOMLEUD): Ditto.
2610 (IX86_BUILTIN_PCOMGTUD): Ditto.
2611 (IX86_BUILTIN_PCOMGEUD): Ditto.
2612 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2613 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2614 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2615 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2616 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2617 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2618 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2619 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2620 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2621 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2622 (IX86_BUILTIN_PCOMEQB): Ditto.
2623 (IX86_BUILTIN_PCOMNEB): Ditto.
2624 (IX86_BUILTIN_PCOMLTB): Ditto.
2625 (IX86_BUILTIN_PCOMLEB): Ditto.
2626 (IX86_BUILTIN_PCOMGTB): Ditto.
2627 (IX86_BUILTIN_PCOMGEB): Ditto.
2628 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2629 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2630 (IX86_BUILTIN_PCOMEQW): Ditto.
2631 (IX86_BUILTIN_PCOMNEW): Ditto.
2632 (IX86_BUILTIN_PCOMLTW): Ditto.
2633 (IX86_BUILTIN_PCOMLEW): Ditto.
2634 (IX86_BUILTIN_PCOMGTW): Ditto.
2635 (IX86_BUILTIN_PCOMGEW): Ditto.
2636 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2637 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2638 (IX86_BUILTIN_PCOMEQD): Ditto.
2639 (IX86_BUILTIN_PCOMNED): Ditto.
2640 (IX86_BUILTIN_PCOMLTD): Ditto.
2641 (IX86_BUILTIN_PCOMLED): Ditto.
2642 (IX86_BUILTIN_PCOMGTD): Ditto.
2643 (IX86_BUILTIN_PCOMGED): Ditto.
2644 (IX86_BUILTIN_PCOMFALSED): Ditto.
2645 (IX86_BUILTIN_PCOMTRUED): Ditto.
2646 (IX86_BUILTIN_PCOMEQQ): Ditto.
2647 (IX86_BUILTIN_PCOMNEQ): Ditto.
2648 (IX86_BUILTIN_PCOMLTQ): Ditto.
2649 (IX86_BUILTIN_PCOMLEQ): Ditto.
2650 (IX86_BUILTIN_PCOMGTQ): Ditto.
2651 (IX86_BUILTIN_PCOMGEQ): Ditto.
2652 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2653 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2654 (enum multi_arg_type): New enum for describing the various SSE5
2655 intrinsic argument types.
2656 (bdesc_multi_arg): New table for SSE5 intrinsics.
2657 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2658 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2660 (ix86_expand_builtin): Add SSE5 intrinsic support.
2661 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2662 operand instructions.
2663 (ix86_expand_sse5_multiple_memory): New function to split the
2664 second memory reference from SSE5 instructions.
2665 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2666 (ix86_return_pops_args): Use stdarg_p to determine if the function
2667 has variable arguments.
2668 (ix86_setup_incoming_varargs): Ditto.
2669 (x86_this_parameter): Ditto.
2671 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2673 (ix86_expand_sse5_pack): Ditto.
2674 (ix86_sse5_valid_op_p): Ditto.
2675 (ix86_expand_sse5_multiple_memory): Ditto.
2677 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2678 constant for SSE5 support.
2679 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2680 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2681 (UNSPEC_SSE5_PERMUTE): Ditto.
2682 (UNSPEC_SSE5_ASHIFT): Ditto.
2683 (UNSPEC_SSE5_LSHIFT): Ditto.
2684 (UNSPEC_FRCZ): Ditto.
2685 (UNSPEC_CVTPH2PS): Ditto.
2686 (UNSPEC_CVTPS2PH): Ditto.
2687 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2689 (COM_FALSE_S): Ditto.
2690 (COM_FALSE_P): Ditto.
2691 (COM_TRUE_S): Ditto.
2692 (COM_TRUE_P): Ditto.
2693 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2694 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2696 (memory attribute): Ditto.
2697 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2698 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2699 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2700 (floor<mode>2): Ditto.
2701 (ceil<mode>2): Ditto.
2702 (btrunc<mode>2): Ditto.
2703 (nearbyintdf2): Ditto.
2704 (nearbyintsf2): Ditto.
2705 (sse_setccsf): Disable if SSE5.
2706 (sse_setccdf): Ditto.
2707 (sse5_setcc<mode>): New support for SSE5 conditional move.
2708 (sse5_pcmov_<mode>): Ditto.
2710 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
2712 (SSEMODEF2P): Ditto.
2713 (ssemodesuffixf4): New mode attribute for SSE5.
2714 (ssemodesuffixf2s): Ditto.
2715 (ssemodesuffixf2c): Ditto.
2716 (sserotatemax): Ditto.
2717 (ssescalarmode): Ditto.
2718 (sse_maskcmpv4sf3): Disable if SSE5.
2719 (sse_maskcmpv2df3): Ditto.
2720 (sse_vmmaskcmpv4sf3): Ditto.
2721 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
2722 (sse5_vmfmadd<mode>4): Ditto.
2723 (sse5_fmsub<mode>4): Ditto.
2724 (sse5_vmfmsub<mode>4): Ditto.
2725 (sse5_fnmadd<mode>4): Ditto.
2726 (sse5_vmfnmadd<mode>4): Ditto.
2727 (sse5_fnmsub<mode>4): Ditto.
2728 (sse5_vmfnmsub<mode>4): Ditto.
2729 (sse5i_fmadd<mode>4): Ditto.
2730 (sse5i_fmsub<mode>4): Ditto.
2731 (sse5i_fnmadd<mode>4): Ditto.
2732 (sse5i_fnmsub<mode>4): Ditto.
2733 (sse5i_vmfmadd<mode>4): Ditto.
2734 (sse5i_vmfmsub<mode>4): Ditto.
2735 (sse5i_vmfnmadd<mode>4): Ditto.
2736 (sse5i_vmfnmsub<mode>4): Ditto.
2737 (mulv16qi3): Add SSE5 support.
2739 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
2740 (sse2_mulv4si3): Disable if SSE5.
2741 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
2742 (sse4_1_roundps): Ditto.
2743 (sse4_1_roundsd): Ditto.
2744 (sse4_1_roundss): Ditto.
2745 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
2747 (sse_maskcmpsf3): Ditto.
2748 (sse_vmmaskcmpv4sf3): Ditto.
2749 (sse2_maskcmpv2df3): Ditto.
2750 (sse2_maskcmpdf3): Ditto.
2751 (sse2_vmmaskcmpv2df3): Ditto.
2752 (sse2_eq<mode>3): Ditto.
2753 (sse2_gt<mode>3): Ditto.
2754 (sse5_pcmov_<mode>): Add SSE5 support.
2755 (vec_unpacku_hi_v16qi): Ditto.
2756 (vec_unpacks_hi_v16qi): Ditto.
2757 (vec_unpacku_lo_v16qi): Ditto.
2758 (vec_unpacks_lo_v16qi): Ditto.
2759 (vec_unpacku_hi_v8hi): Ditto.
2760 (vec_unpacks_hi_v8hi): Ditto.
2761 (vec_unpacku_lo_v8hi): Ditto.
2762 (vec_unpacks_lo_v8hi): Ditto.
2763 (vec_unpacku_hi_v4si): Ditto.
2764 (vec_unpacks_hi_v4si): Ditto.
2765 (vec_unpacku_lo_v4si): Ditto.
2766 (vec_unpacks_lo_v4si): Ditto.
2767 (sse5_pmacsww): New SSE5 intrinsic insn.
2768 (sse5_pmacssww): Ditto.
2769 (sse5_pmacsdd): Ditto.
2770 (sse5_pmacssdd): Ditto.
2771 (sse5_pmacssdql): Ditto.
2772 (sse5_pmacssdqh): Ditto.
2773 (sse5_pmacsdqh): Ditto.
2774 (sse5_pmacsswd): Ditto.
2775 (sse5_pmacswd): Ditto.
2776 (sse5_pmadcsswd): Ditto.
2777 (sse5_pmadcswd): Ditto.
2778 (sse5_pcmov_<move>): Conditional move support on SSE5.
2779 (sse5_phaddbw): New SSE5 intrinsic insn.
2780 (sse5_phaddbd): Ditto.
2781 (sse5_phaddbq): Ditto.
2782 (sse5_phaddwd): Ditto.
2783 (sse5_phaddwq): Ditto.
2784 (sse5_phadddq): Ditto.
2785 (sse5_phaddubw): Ditto.
2786 (sse5_phaddubd): Ditto.
2787 (sse5_phaddubq): Ditto.
2788 (sse5_phadduwd): Ditto.
2789 (sse5_phadduwq): Ditto.
2790 (sse5_phaddudq): Ditto.
2791 (sse5_phsubbw): Ditto.
2792 (sse5_phsubwd): Ditto.
2793 (sse5_phsubdq): Ditto.
2794 (sse5_pperm): Ditto.
2795 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
2796 (sse5_pperm_zero_v16qi_v8hi): Ditto.
2797 (sse5_pperm_sign_v8hi_v4si): Ditto.
2798 (sse5_pperm_zero_v8hi_v4si): Ditto.
2799 (sse5_pperm_sign_v4si_v2di): Ditto.
2800 (sse5_pperm_sign_v4si_v2di): Ditto.
2801 (sse5_pperm_pack_v2di_v4si): Ditto.
2802 (sse5_pperm_pack_v4si_v8hi): Ditto.
2803 (sse5_pperm_pack_v8hi_v16qi): Ditto.
2804 (sse5_perm<mode>): New SSE5 intrinsic insn.
2805 (rotl<mode>3): Ditto.
2806 (sse5_rotl<mode>3): Ditto.
2807 (sse5_ashl<mode>3): Ditto.
2808 (sse5_lshl<mode>3): Ditto.
2809 (sse5_frcz<mode>2): Ditto.
2810 (sse5s_frcz<mode>2): Ditto.
2811 (sse5_cvtph2ps): Ditto.
2812 (sse5_cvtps2ph): Ditto.
2813 (sse5_vmmaskcmp<mode>3): Ditto.
2814 (sse5_com_tf<mode>3): Ditto.
2815 (sse5_maskcmp<mode>3): Ditto.
2816 (sse5_maskcmp_uns<mode>3): Ditto.
2817 (sse5_maskcmp_uns2<mode>3): Ditto.
2818 (sse5_pcom_tf<mode>3): Ditto.
2820 * config/i386/predicates.md (sse5_comparison_float_operator):
2821 New predicate to match the comparison operators supported by
2822 the SSE5 com instruction.
2823 (ix86_comparison_int_operator): New predicate to match just the
2824 signed int comparisons.
2825 (ix86_comparison_uns_operator): New predicate to match just the
2826 unsigned int comparisons.
2828 * doc/invoke.texi (-msse5): Add documentation.
2829 (-mfused-madd): Ditto.
2831 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
2833 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
2835 (x86_64-*-*): Ditto.
2837 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
2839 * config/i386/bmmintrin.h: New file, provide common x86 compiler
2840 intrinisics for SSE5.
2842 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
2845 * config/i386/mmintrin-common.h: New file, to contain common
2846 instructions between SSE4.1 and SSE5.
2848 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
2849 FOREACH_FUNCTION_ARGS to iterate over the argument list.
2850 (gen_regparm_prefix): Ditto.
2852 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
2853 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
2854 prototype_p to determine if a function is prototyped.
2856 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
2858 * c-common.c (c_common_reswords) add the alignof keyword,
2859 with same RID as __alignof and __alignof__
2861 2009-08-25 Anatoly Sokolov <aesok@post.ru>
2863 * hooks.h (hook_bool_const_int_const_int_true): Declare.
2864 * hooks.c (hook_bool_const_int_const_int_true): New function.
2865 * target.h (struct gcc_target): Add can_eliminate field.
2866 * target-def.h (TARGET_CAN_ELIMINATE): Define.
2867 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
2868 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
2869 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
2870 (elim_table): Revise comment.
2871 * system.h (CAN_ELIMINATE): Poison.
2872 * defaults.h (CAN_ELIMINATE): Remove.
2873 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2875 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
2876 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
2878 (alpha_vms_can_eliminate): Declare as static, change return type to
2880 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
2882 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
2883 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
2884 (arm_can_eliminate): New function.
2886 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
2887 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
2888 (avr_can_eliminate): Declare as static.
2889 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
2891 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
2892 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
2893 (bfin_can_eliminate): New function.
2895 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
2896 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
2897 (crx_can_eliminate): New function.
2899 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
2900 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
2901 (fr30_can_eliminate): New function.
2903 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
2904 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
2905 (frv_can_eliminate): New function.
2907 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
2908 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
2909 (h8300_can_eliminate): New function.
2911 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
2912 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
2913 (i386_can_eliminate): Declare as static, change return type to bool.
2914 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
2916 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
2917 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
2918 (ia64_can_eliminate): New function.
2920 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
2921 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
2922 (iq2000_can_eliminate): New function.
2924 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
2925 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
2926 (m32r_can_eliminate): New function.
2928 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
2929 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
2930 (m68hc11_can_eliminate): New function.
2932 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
2933 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
2934 (m68k_can_eliminate): New function.
2936 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
2937 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
2938 (mep_can_eliminate): New function.
2940 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
2941 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
2942 (mips_can_eliminate): New function.
2944 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
2945 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
2946 (rs6000_can_eliminate): New function.
2948 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
2949 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
2950 (s390_can_eliminate): Declare as static.
2951 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
2953 * config/score/score.h (CAN_ELIMINATE): Remove macro.
2954 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
2955 (score_can_eliminate): New function.
2957 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
2958 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
2959 (sparc_can_eliminate): Declare as static.
2960 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
2962 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
2963 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
2964 (xstormy16_can_eliminate): New function.
2966 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
2967 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
2968 (v850_can_eliminate): New function.
2970 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
2972 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
2973 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
2974 (*movdfcc_ext[1234]): Disable for IEEE mode.
2976 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
2978 * gimplify.c (prepare_gimple_addressable): New static function.
2979 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
2981 (gimplify_addr_expr): Invoke it similarly on the operand instead of
2982 manually fiddling with it.
2984 2009-08-25 Michael Matz <matz@suse.de>
2986 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
2987 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
2989 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
2990 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
2991 (do_jump): Split out code for simple binary comparisons into ...
2992 (do_jump_1): ... this, taking the individual operands and code.
2993 Change callers to helper function above accordingly.
2994 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
2997 2009-08-25 Michael Matz <matz@suse.de>
2999 * expr.h (struct separate_ops, sepops): New type for passing
3000 around an exploded simple expression.
3001 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3002 Use this structure instead of expression tree.
3003 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3004 expression, only its type.
3005 (expand_vec_cond_expr): Take type and individual operands instead
3007 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3008 expand_vec_shift_expr): Change prototype accordingly.
3009 * tree-vect-stmts.c (vectorizable_condition): Change call of
3010 expand_vec_cond_expr_p to pass only type.
3011 * expr.c (do_store_flags): Change prototype and implementation
3012 to take an exploded expression.
3013 (expand_expr_real_1): New local ops initialized with details
3014 of the full expression. Use it instead of full
3015 expression in calls to do_store_flags, expand_vec_cond_expr,
3016 expand_widen_pattern_expr and expand_vec_shift_expr.
3018 2009-08-25 Michael Matz <matz@suse.de>
3020 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3021 treeop2 initialized with first three operands of the full expression.
3022 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3024 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3026 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3027 (__gthread_objc_condition_allocate): Mark arguments as unused.
3028 (__gthread_objc_condition_deallocate): Likewise.
3029 (__gthread_objc_condition_wait): Likewise.
3030 (__gthread_objc_condition_broadcast): Likewise.
3031 (__gthread_objc_condition_signal): Likewise.
3032 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3033 (__gthread_objc_thread_id): Likewise.
3035 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3038 * tree-pretty-print.c (print_call_name): Print the correct call name
3039 for procedure pointer components.
3041 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3043 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3044 default_promote_function_mode when not VMS.
3046 2009-08-24 Olivier Hainque <hainque@adacore.com>
3048 * convert.c (convert_to_integer): Don't assume an input pointer is
3049 POINTER_SIZE wide. Fetch from the type instead.
3051 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3053 * configure.ac (AC_PREREQ): Bump to 2.64.
3055 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3057 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3058 (process_command): Don't search standard_exec_prefix_1 and
3059 standard_exec_prefix_2.
3061 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3063 * config/arm/arm.c (output_return_instruction): Handle for
3066 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3068 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3070 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3072 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3073 (*arm_movdf_vfp): Likewise.
3075 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3077 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3078 (vashr<mode>3): Rename from ashr<mode>3.
3079 (vlshr<mode>3): Rename from lshr<mode>3.
3081 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3084 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3085 (check_format_info_main): Use scalar_identify_flag.
3086 (check_format_types): Check for scalar size identity if
3087 scalar_identify_flag is set.
3088 (printf_length_specs): Extend by new field.
3089 (asm_fprintf_length_specs): Likewise.
3090 (gcc_diag_length_specs): Likewise.
3091 (scanf_length_specs): Likewise.
3092 (strfmon_length_specs): Likewise.
3093 (gcc_gfc_length_specs): Likewise.
3094 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3095 (ms_printf_flag_specs): Likewise.
3096 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3098 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3102 (*call_value_pop_1): Ditto.
3103 (*sibcall_pop_1): New insn pattern.
3104 (*sibcall_value_pop_1): Ditto.
3106 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3109 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3112 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3115 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3116 (get_reg_use_in): New function.
3117 (forward_propagate_subreg): Propagate through subreg of zero_extend
3120 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3122 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3123 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3125 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3127 * configure.ac: Remove --with-datarootdir, --with-docdir,
3128 --with-htmldir switches. No need to call AC_SUBST for
3129 datarootdir, docdir, htmldir any more.
3130 * configure: Regenerate.
3131 * doc/install.texi (Configuration): Document --datarootdir,
3132 --docdir, --htmldir, --pdfdir; update documentation for
3133 --infodir, --mandir.
3134 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3137 * aclocal.m4: Regenerate.
3138 * config.in: Regenerate.
3139 * configure: Regenerate.
3141 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3142 Olivier Hainque <hainque@adacore.com>
3144 * config/ia64/ia64.c: Include libfuncs.h.
3145 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3146 (ia64_expand_call): Use reg 25 on VMS.
3147 (ia64_initialize_trampoline): Fix for VMS ABI.
3148 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3149 (ia64_function_arg): Initialize reg 25 on VMS.
3150 Fix OpenVMS ABI issues for varargs.
3151 For OpenVMS, emit the Argument Information register set in the
3152 incoming/sibcall case as well.
3153 (ia64_arg_type): New function.
3154 (ia64_function_arg_advance): Keep track of cum->words.
3155 Fix OpenVMS ABI issues for varargs.
3156 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3157 (ia64_override_options): Set flag_no_common on VMS.
3158 (ia64_init_builtins): Disable FWRITE builtin.
3159 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3160 (ia64_vms_init_libfuncs): Add decc$ routines.
3161 (ia64_vms_valid_pointer_mode): New function.
3162 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3163 (ia64_promote_function_mode): New function
3164 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3165 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3166 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3167 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3168 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3169 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3170 Suppress trailing '#' if VALUE is numeric.
3171 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3172 ia64_promote_function_mode.
3173 (TARGET_VALID_POINTER_MODE): Define.
3175 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3178 * config/rs6000/rs6000.c (rs6000_override_options): Use
3179 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3182 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3183 reporting of vector + decimal/boolean/complex error.
3185 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3187 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3188 __vector double TYPE_DECL.
3190 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3192 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3193 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3194 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
3195 to pointer to enum machine_mode. Update all callers as needed.
3197 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3199 * config/alpha/alpha.md (exception_receiver): Emit alternative
3200 GP load sequence if flag_reorder_blocks_and_partition is set.
3201 (*exception_receiver_2): Also enable when
3202 flag_reorder_blocks_and_partition is set.
3204 2009-08-20 Matt Rice <ratmice@gmail.com>
3205 Diego Novillo <dnovillo@google.com>
3207 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
3210 2009-08-20 Richard Guenther <rguenther@suse.de>
3212 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
3213 * c-tree.h (c_dup_lang_specific_decl): Remove.
3214 (struct lang_decl, struct lang_type): Move definitions ...
3215 * c-lang.h: ... here. New file.
3216 * c-decl.c: Include c-lang.h.
3217 (c_dup_lang_specific_decl): Remove.
3218 * c-typeck.c: Include c-lang.h.
3219 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3220 (c-typeck.o): Likewise.
3221 * c-config-lang.in (gtfiles): Add c-lang.h.
3222 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3225 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3227 * config/alpha/alpha.c (alpha_end_function): Do not clear
3228 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3229 this is now handled in generic code.
3231 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3233 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3234 (s390_z10_fix_long_loop_prediction): New function.
3235 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3236 (s390_reorg): Walk over the INSNs and invoke
3237 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3239 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3241 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3242 "*brx_64bit", "*brx_31bit"): New patterns.
3243 * config/s390/s390.c ('E'): New output modifier.
3245 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3246 Richard Earnshaw <richard.earnshaw@arm.com>
3248 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3249 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3251 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3253 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3255 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3256 for mode mode of operand0 when doing secondary reload for SAR.
3258 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3261 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3262 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3264 2009-08-19 Jason Merrill <jason@redhat.com>
3266 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3267 supported template depth in C++0x.
3269 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3271 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3272 free_after_compilation.
3273 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3274 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3275 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3276 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3277 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3278 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3279 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3281 2009-08-19 Ian Lance Taylor <iant@google.com>
3283 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3284 of (plus (mult (neg B) C) A).
3286 2009-08-18 Michael Matz <matz@suse.de>
3288 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3289 instead of comparing TYPE_MAIN_VARIANT for equality.
3290 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3291 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3292 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3293 * gimplify.c (goa_lhs_expr_p): Ditto and use
3294 STRIP_USELESS_TYPE_CONVERSION.
3296 2009-08-18 Michael Matz <matz@suse.de>
3298 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3299 first field in a struct.
3300 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3302 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3304 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3305 locators before emit_insn is called. Remove assert that
3307 (alpha_end_function): Clear crtl->emit structure and free insn
3308 locators if cfun->is_thunk is true.
3310 2009-08-18 Jason Merrill <jason@redhat.com>
3312 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3314 * configure.ac: Test for it.
3315 * configure, config.in: Regenerate.
3316 * doc/install.texi: Document --enable-gnu-unique-object.
3318 2009-08-18 Richard Guenther <rguenther@suse.de>
3321 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3322 pow(x,y*z) only if x is nonnegative.
3324 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3326 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3330 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3331 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3333 2009-08-17 DJ Delorie <dj@redhat.com>
3335 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3336 * config/m32c/prologue.md (epilogue_freit): New.
3338 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3339 (bank_switch_p): Likewise.
3340 (fast_interrupt_p): Likewise.
3341 (interrupt_p): Likewise.
3342 (m32c_conditional_register_usage): Round memregs size up.
3343 (need_to_save): We only need to save $a0 when we use ENTER.
3344 (interrupt_p): Check for fast_interrupt too.
3345 (bank_switch_p): New.
3346 (fast_interrupt_p): New.
3347 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3348 (m32c_emit_prolog): Support bank switching and fast interrupts.
3349 * doc/extend.texi (Function Attributes): Add bank_switch and
3352 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3354 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3355 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3357 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3359 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3360 (menu): Add IA-64/VMS Options.
3361 (IA-64/VMS Options): Likewise.
3363 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3366 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3368 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3370 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3371 (mips_pop_asm_switch): Likewise.
3372 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3374 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3375 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3376 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3377 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3378 instead of set_noreorder.
3379 (mips_output_function_prologue): Use the new functions.
3380 (mips_output_function_epilogue): Likewise.
3381 (mips_need_noat_wrapper_p): New function, split out from...
3382 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3383 Use mips_push_asm_switch and mips_pop_asm_switch.
3384 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3385 and mips_pop_asm_switch.
3386 (ASM_OUTPUT_REG_POP): Likewise.
3387 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3388 Use mips_pop_asm_switch.
3389 (mips_asm_switch): New structure.
3390 (set_noreorder, set_nomacro): Replace with...
3391 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3392 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3393 instead of set_nomacro.
3394 (fix_truncsfsi2_macro): Likewise.
3395 (cprestore): Likewise.
3396 (hazard): Use mips_noreorder instead of set_noreorder.
3397 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3399 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3401 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3402 from prev_active_insn.
3404 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3406 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3407 * config/avr/avr.c (avr_override_options): Initialize
3408 avr_current_arch variable.
3409 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3410 __AVR_HAVE_16BIT_SP__ according to the device type.
3411 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3413 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3414 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3416 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3419 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3420 generating inlined subroutine die only. We shouldn't be
3421 called for anything else.
3422 (gen_block_die): Don't generate inline subroutine debug info for
3425 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3427 * graphite-poly.c (print_pbb): Print PBB index.
3429 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3432 * graphite-interchange.c (ppl_max_for_le): Moved...
3433 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3434 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3435 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3436 * graphite-ppl.h (ppl_max_for_le): Declared.
3438 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3440 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3441 supported on all platforms.
3442 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3443 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3444 * c-pragma.c: Likewise.
3445 * target-def.h (TARGET_INITIALIZER): Remove
3446 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3447 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3449 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3451 * config/ia64/fde-vms.c: New file.
3452 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3453 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3454 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3455 (uw_frame_state_for): Only register a personality routine if it is
3456 known to be compatible with our expectations.
3457 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3458 Declare unw_table_entry stack variable and
3459 mod all calls to _Unwind_FindTableEntry to add arg.
3460 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3461 (_Unwind_FindTableEntry): Add arg to prototype.
3463 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3465 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3466 field 'signal_pfs_loc'.
3467 (uw_frame_state_for): Remove duplicate code dealing with leaf
3468 procedures without unwind info.
3469 If in the frame after unwinding through a signal handler, restore
3470 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3471 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3472 'pfs_loc' to the AR.PFS location in the signal context; instead
3473 set 'signal_pfs_loc'.
3474 Manually generate the unwind info for the AR.PFS register.
3475 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3476 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3477 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3478 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3479 instead set 'signal_pfs_loc'.
3480 Remove code preventing the AR.PFS register from being restored
3481 from the signal context.
3483 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3484 Tristan Gingold <gingold@adacore.com>
3486 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3487 * config/ia64/t-vms: New file.
3488 * config/ia64/vms64.h: New file.
3489 * config/ia64/vms.h: New file.
3490 * config/ia64/vms-crtinit.asm: New file.
3491 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3492 * config/ia64/vms-unwind.h: New file.
3494 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3496 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3499 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3502 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3504 * real.h (do_mpc_arg2): ... here.
3505 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3508 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3510 * final.c (add_debug_prefix_map): Don't use GC memory for
3511 old_prefix and new_prefix.
3513 2009-08-14 Richard Guenther <rguenther@suse.de>
3515 * ipa-prop.c (compute_complex_pass_through): If we cannot
3516 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3518 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3520 * c-lex.c (c_lex_with_flags): Increase size of local variable
3521 to avoid memory clobber.
3523 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3526 * config/i386/i386.c (ix86_fp_comparison_strategy):
3527 Only enable/disable sahf at function granularity.
3529 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3531 PR rtl-optimization/41064
3532 * reload1.c (reload_as_needed): Don't call extract_insn
3533 for known invalid replacements after calling
3534 validate_replace_rtx_group and verify_changes.
3536 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3540 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3541 ix86_expand_fp_vcond.
3542 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3543 Assert that operation is supported by ix86_expand_int_vcond.
3544 (vcondu<SSEMODE124C8:mode>): Ditto.
3546 2009-08-13 DJ Delorie <dj@redhat.com>
3548 * config/i386/djgpp-stdint.h: New.
3549 * config.gcc (djgpp): Use it.
3551 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3553 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3554 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3556 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3558 * tree-ssa-loop-prefetch.c
3559 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3560 for long-stride pruning.
3561 (compute_miss_rate): New function to compute the probability
3562 that two memory references access different cache lines.
3564 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3566 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3568 2009-08-13 Richard Guenther <rguenther@suse.de>
3571 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3572 use the constant pointer type.
3573 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3574 of CV qualifiers on the target pointer type.
3575 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3576 conversion check before restrict check.
3578 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3581 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3583 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3585 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3587 2009-08-12 Richard Guenther <rguenther@suse.de>
3589 PR tree-optimization/41011
3590 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3591 and reference constructing.
3593 2009-08-12 Xinliang David Li <davidxl@google.com>
3595 PR tree-optimization/41012
3596 * tree-flow.h : New external interface.
3597 * gimple-low.c (check_call_arg): Change to public function.
3598 Remove argument mismatch check in lowering.
3599 * tree-inline.h (tree_can_inline_p): Interface change.
3600 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3602 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3603 Call change to tree_can_inline_p function.
3604 (cgraph_decide_inlining_incrementally): Ditto.
3606 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3608 PR tree-optimization/41031
3609 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3610 on the partition variable rather than promote_mode on the source
3611 type. Assert that the partition variable's type has the same
3612 mode as the source value's.
3614 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3616 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3617 for for_return == 2.
3618 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3620 * calls.c (expand_call): Fix typo.
3621 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3623 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3625 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3626 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3627 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3628 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3630 2009-08-12 Andrew Haley <aph@redhat.com>
3632 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3634 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3637 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3639 2009-08-12 Richard Guenther <rguenther@suse.de>
3641 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3642 * gimplify.c (gimplify_modify_expr): Do not use
3643 lang_hooks.types_compatible_p.
3644 * tree-ssa.c (useless_type_conversion_p): For aggregates
3645 just return false if the canonical types differ.
3647 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3650 * sese.c (convert_for_phi_arg): New.
3651 (add_guard_exit_phis): Use convert_for_phi_arg.
3653 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3655 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3656 unknown subscript upper bounds.
3658 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3659 Pranav Garg <pranav.garg2107@gmail.com>
3661 * graphite-interchange.c (gather_access_strides): Removed.
3662 (ppl_max_for_le): New.
3663 (build_linearized_memory_access): New.
3664 (memory_stride_in_loop): New.
3665 (pbb_interchange_profitable_p): Reimplemented.
3666 * graphite-ppl.h (ppl_new_id_map): New.
3667 (ppl_interchange): New.
3669 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3671 * graphite-interchange.c (compute_subscript): Removed.
3672 (compute_array_size_cstr): Removed.
3673 (compute_array_size_poly): Removed.
3674 (compute_array_size): Removed.
3675 (gather_access_strides_poly): Removed.
3676 (gather_access_strides): Empty.
3678 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3680 * graphite-dependences.c (dependence_polyhedron_1): Replace
3681 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3682 (graphite_legal_transform_dr): Same.
3683 (graphite_carried_dependence_level_k): Same.
3684 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3685 Initialize PDR_NB_SUBSCRIPTS.
3686 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3688 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3689 (PDR_NB_SUBSCRIPTS): New.
3690 (pdr_nb_subscripts): Removed.
3691 (pdr_dim): Simplified.
3692 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3693 with PDR_NB_SUBSCRIPTS.
3695 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3697 * graphite-interchange.c (compute_array_size): Remove use of
3699 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3700 Do not initialize PDR_DATA_CONTAINER.
3701 (print_pdr): Do not print PDR_DATA_CONTAINER.
3702 * graphite-poly.h (struct poly_dr): Remove data_container field.
3703 (PDR_DATA_CONTAINER): Removed.
3704 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3706 (build_poly_dr): Same.
3708 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3709 Sebastian Pop <sebastian.pop@amd.com>
3711 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
3712 copy of the dependence polyhedron. Free the temporary objects.
3713 (graphite_carried_dependence_level_k): Free unused objects before
3716 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
3717 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
3718 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
3719 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
3720 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
3722 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3724 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
3725 Early return without analyzing the data dependences if no
3726 transform has been done. Call restore_scattering if the transform
3728 (graphite-interchange.c): Same.
3729 * graphite-poly.c (print_scattering_function): Test for
3731 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
3732 (apply_poly_transforms): Do not gcc_assert that
3733 the transform is legal.
3734 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
3735 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
3736 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
3737 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
3738 * graphite-poly.h (struct poly_scattering): New.
3739 (struct poly_bb): Add original, transformed, and saved fields.
3740 Remove transformed_scattering, original_scattering,
3741 nb_local_variables and nb_scattering_transform fields.
3742 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
3743 (poly_scattering_new): New.
3744 (poly_scattering_free): New.
3745 (poly_scattering_copy): New.
3746 (store_scattering_pbb): New.
3747 (store_scattering): New.
3748 (restore_scattering_pbb): New.
3749 (restore_scattering): New.
3750 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
3751 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
3753 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3755 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
3758 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3760 * Makefile.in (graphite.o): Depends on PREDICT_H.
3761 * graphite.c: Include predict.h.
3762 (graphite_finalize): Call tree_estimate_probability.
3763 * predict.c (predict_loops): Do not call scev_initialize and
3765 (tree_estimate_probability_bb): New.
3766 (tree_estimate_probability): Do not initialize loops: move that
3767 code to the driver. Call tree_estimate_probability_bb.
3768 (tree_estimate_probability_driver): New.
3769 (pass_profile): Use tree_estimate_probability_driver.
3770 * predict.h (tree_estimate_probability): Declared.
3772 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3774 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
3775 * graphite-dependences.c (graphite_legal_transform): Add time to
3776 TV_GRAPHITE_DATA_DEPS.
3777 (dependency_between_pbbs_p): Same.
3778 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
3780 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
3782 PR rtl-optimization/41033
3783 * alias.c (nonoverlapping_component_refs_p): Punt when strict
3784 aliasing is disabled.
3786 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3788 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
3789 si_mask_operand, and_load_operand, low_bitmask_operand,
3790 and_reg_operand, and_operand): New predicates.
3791 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
3792 * config/mips/mips.c (and_operands_ok): New function.
3793 * config/mips/mips-protos.h (and_operands_ok): Declare it.
3794 * config/mips/mips.md (move_type): Add ext_ins and logical.
3795 (type): Handle them.
3796 (and<mode>3): Use and_reg_operand as the second operand's predicate.
3797 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
3798 shift_shift. Remove commutative constraint modifier.
3799 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
3801 (*clear_upper32_dext): Remove define_insn_and_split.
3802 (*clear_upper32): Turn this define_insn_and_split ...
3803 (splitter for ANDing register with 0xffff_ffff): .. into this.
3805 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
3807 * combine.c (try_widen_shift_mode): Factor out code to check if an
3808 integer constant is a low-order bitmask from here ...
3809 * rtlanal.c (low_bitmask_len): ... to here.
3810 * rtl.h (low_bitmask_len): Declare.
3812 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
3815 * config/alpha/alpha.md (addsi3): Remove expander.
3816 (addsi3): Rename from *addsi3_internal insn pattern.
3817 (subsi3): Remove expander.
3818 (subsi3): Rename from *subsi3_internal insn pattern.
3820 2009-08-11 Douglas B Rupp <rupp@gnat.com>
3822 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
3825 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
3826 Eric Botcazou <botcazou@adacore.com>
3827 Douglas B Rupp <rupp@gnat.com>
3829 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
3830 that records that fit in 64 bits are returned by immediate value,
3831 as required by OpenVMS Calling Standard.
3832 (function_value): Adjust for above modification.
3833 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
3834 virtual_incoming_args_rtx as base object, not next_arg.
3835 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3837 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3839 * reload.c (find_reloads_subreg_address): Check the original
3840 req_equiv_mem address to detect the case where an address is
3841 not valid in the outer mode.
3843 2009-08-11 Richard Guenther <rguenther@suse.de>
3846 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
3848 2009-08-10 Douglas B Rupp <rupp@gnat.com>
3850 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
3851 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
3853 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
3854 Douglas B Rupp <rupp@gnat.com>
3856 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
3857 PT_STACK when frame_pointer_needed on OpenVMS.
3858 (alpha_pv_save_size, alpha_using_fp): Remove.
3859 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
3860 with proper processing for PT_NULL.
3861 (alpha_vms_initial_elimination_offset): New function. Support for
3862 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
3863 (alpha_sa_size): Force procedure type to PT_STACK when
3864 frame_pointer_needed on OpenVMS.
3865 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
3866 (alpha_using_fp): Likewise.
3867 (alpha_vms_can_eliminate): Add prototype.
3868 (alpha_vms_initial_elimination_offset): Likewise.
3869 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
3870 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
3872 2009-08-10 Eric Botcazou <botcazou@adacore.com>
3873 Douglas B Rupp <rupp@gnat.com>
3875 * config/alpha/alpha.c (common_object_handler): New function.
3876 (vms_attribute_table): Declare a single attribute "common_object".
3877 (vms_output_aligned_decl_common): New global function.
3878 (SECTION_VMS_OVERLAY): Delete.
3879 (SECTION_VMS_GLOBAL): Likewise.
3880 (SECTION_VMS_INITIALIZE): Likewise.
3881 (vms_asm_named_section): Remove support for above flags.
3882 (vms_section_type_flags): Delete.
3883 (TARGET_SECTION_TYPE_FLAGS): Likewise.
3884 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
3885 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
3886 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
3888 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
3891 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
3892 (sub_ddmmss): Likewise.
3894 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
3897 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
3900 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3903 * reload1.c (reload_as_needed): Use cancel_changes to completely
3904 undo a failed replacement attempt.
3906 2009-08-10 Richard Guenther <rguenther@suse.de>
3909 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
3910 (useless_type_conversion_p): ... here. Require pointer targets
3913 2009-08-10 Dodji Seketeli <dodji@redhat.com>
3916 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
3917 loose the original type of the statement list.
3919 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3921 * config/alpha/alpha.c: Include libfuncs.h
3922 (avms_asm_output_extern): New function.
3923 (alpha_init_libfuncs): Init some decc libfuncs.
3924 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
3925 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
3926 (DO_CRTL_NAMES): Define.
3928 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
3929 (LONG_TYPE_SIZE): Define.
3930 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
3931 (SUBTARGET_SWITCHES): Define malloc64 switch.
3932 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
3933 (MASK_RETURN_ADDR): Define.
3934 doc/invoke.texi (mmalloc64): Document switch.
3936 2009-08-09 Olivier Hainque <hainque@adacore.com>
3937 Douglas B Rupp <rupp@gnat.com>
3939 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
3940 uses_condition_handler.
3941 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
3942 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
3943 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
3944 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
3945 (code_for_builtin): New insn codes for the new alpha_builtins.
3946 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
3947 (alpha_sa_size): Account for uses_condition_handler.
3948 (alpha_expand_prologue): Likewise.
3949 (alpha_start_function): Likewise.
3950 (alpha_expand_epilogue): Likewise.
3951 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
3952 establish/revert expanders.
3953 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
3954 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
3955 New expander, resorting to the alpha.c associated function.
3956 (builtin_revert_vms_condition_handler): Likewise.
3957 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
3958 __gcc_shell_handler, the static VMS condition handler used as
3959 an indirection wrapper to the current dynamically established
3961 * config/alpha/vms-unwind.h: Complete rewrite.
3962 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
3963 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
3965 2009-08-09 Eric Botcazou <botcazou@adacore.com>
3966 Douglas B Rupp <rupp@gnat.com>
3968 * config/alpha/alpha.c (alpha_links): Add 'target' field.
3969 (alpha_need_linkage): Handle aliases. Return function symbol.
3970 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
3971 Use ultimate alias target for the linkage name.
3972 * config/alpha/alpha.md (movmemdi): Use the symbol returned
3973 by alpha_need_linkage for the function symbol.
3974 (setmemdi): Likewise.
3976 2009-08-09 Douglas B Rupp <rupp@gnat.com>
3978 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
3979 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
3980 (ASM_WEAKEN_LABEL): Define.
3981 (CRT_CALL_STATIC_FUNCTION): Define.
3982 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
3983 (ENDFILE_SPEC): Define.
3984 (INIT_SECTION_ASM_OP): Define.
3985 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
3986 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
3988 (MULTILIB_OSDIRNAMES): Define.
3989 (shlib_version): Define.
3990 (SHLIB_EXT): Define.
3991 (SHLIB_OBJS): Define.
3992 (SHLIB_NAME): Define.
3993 (SHLIB_MULTILIB): Define.
3994 (SHLIB_INSTALL): Define.
3995 (SHLIB_SYMVEC): Define.
3996 (SHLIB_SYMVECX2): Define.
3997 (SHLIB_LINK): Define.
3999 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4001 * config/alpha/alpha.c (alpha_initialize_trampoline):
4002 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4003 (alpha_start_function): Emit transfer address on nested functions
4004 for VMS trampoline call.
4005 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4006 since no longer used.
4007 * config/alpha/vms-tramp.asm: Remove.
4008 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4009 since now only data initialized at runtime.
4011 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4013 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4014 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4015 (MD_EXEC_PREFIX): Remove, no longer used.
4016 (MD_STARTFILE_PREFIX): Likewise.
4017 (INCLUDE_DEFAULTS): Likewise.
4018 * config/alpha/t-vms:
4019 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4021 2009-08-09 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/41016
4024 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4025 (operand_precision): Remove.
4026 (integral_operand_p): Likewise.
4027 (recognize_single_bit_test): Adjust.
4029 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4031 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4032 operation overflows. Likewise non-cast unary arithmetic.
4033 If one arm of a conditional expression is always taken,
4034 inhibit evaluation warnings for the other arm. Likewise inhibit
4035 evaluation warnings for the second && or || operand if the first
4036 operand is enough to determine the result.
4037 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4039 (build_binary_op): Prevent duplicate evaluation warnings.
4041 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4043 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4044 and destination have different modes, Use promote_mode to
4045 determine the signedness of the conversion. Assert that the
4046 promoted source mode matches the destination mode. Don't pass
4047 the destination and destination mode to expand_expr if the source
4048 mode is different. Simplify conversion logic.
4050 2009-08-09 Ira Rosen <irar@il.ibm.com>
4052 PR tree-optimization/41008
4053 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4054 from condition only in case it's a comparison. Adjust checks.
4056 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4058 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4059 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4060 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4061 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4062 (dump_cand): Handle them.
4063 (struct iv_cand): New members COST_STEP and AINC_USE.
4064 (stmt_after_increment): Likewise.
4065 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4066 callers changed. Use gimple_uid comparison instead of scanning.
4067 (add_candidate_1): When looking for identical candidates, take
4068 AINC_USE into account. Set it for new candidates.
4069 (force_expr_to_var_cost): Cast target_spill_cost to int.
4070 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4071 All callers changed. Check for availability of autoinc addressing
4072 modes, both in general for a given mode, and in the specific use case.
4073 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4075 (get_computation_cost): Likewise.
4076 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4077 add_autoinc_candidates): New static functions.
4078 (add_candidate): Call add_autoinc_candidates for candidates based on
4080 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4081 (determine_use_iv_cost_address): If we have an autoinc candidate at
4082 the matching use, verify autoinc is possible and subtract the cost
4083 of the candidate's step from the cost.
4084 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4085 member of the candidate.
4086 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4087 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4089 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4091 * config.build (ia64-hp-*vms*): New target.
4092 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4094 * config.gcc (ia64-hp-*vms*): New target.
4095 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4097 * config.host (ia64-hp-*vms*): New target.
4098 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4101 2009-08-08 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/40991
4104 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4106 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4108 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4109 mode check. Do truncations in an integer mode.
4110 (force_to_mode): Handle subregs for all mode types. Only do
4111 arithmetic simplifications on integer modes.
4113 2009-08-07 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/40999
4116 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4117 (maybe_fold_reference): Lookup constant initializers.
4118 (fold_gimple_assign): Likewise.
4120 2009-08-07 Richard Guenther <rguenther@suse.de>
4122 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4123 that require structural equality defer to the langhook.
4125 2009-08-07 Martin Jambor <mjambor@suse.cz>
4127 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4129 (struct ipa_pass_through_data): New type.
4130 (struct ipa_ancestor_jf_data): New type.
4131 (union jump_func_value): Removed field formal_id, added fields
4132 pass_through and ancestor.
4133 (struct ipa_param_call_note): Changed type of formal_id to int from
4135 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4136 operations jump functions and ancestor jump functions.
4137 (compute_complex_pass_through): New function.
4138 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4139 reflect changes in the jump function strucutre.
4140 (update_jump_functions_after_inlining): Ignore complex pass-through
4141 and ancestor jump functions.
4142 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4143 polynomial pass-through with operation jump functions.
4145 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4147 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4148 fde->dw_fde_begin as begin label instead of hot/cold label.
4149 Use LLSDAC label instead of LLSDA for second section lsda.
4150 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4151 label instead of LLSDA if it is true.
4152 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4154 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4155 SECTION argument. Use it as index into crtl->eh.call_site_record
4157 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4158 use it to determine how to print table entries instead of using
4159 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4160 label instead of normal begin label as base.
4161 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4162 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4163 ensure no EH range spans between sections and that landing pads
4164 are always in the corresponding section.
4165 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4166 for crtl->eh.call_site_record being an array rather than scalar.
4167 (output_one_function_exception_table): New function, copied
4168 from output_function_exception_table. Adjust
4169 dw2_size_of_call_site_table, dw2_output_call_site_table
4170 callers. For SECOND section use *C suffixed labels.
4171 (output_function_exception_table): Call
4172 output_one_function_exception_table and, when doing hot/cold
4173 partitioning, also another time for the second section.
4174 * opts.c: Include except.h.
4175 (decode_options): Allow -freorder-blocks-and-partition with
4176 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4177 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4178 * function.h (struct rtl_eh): Change call_site_record from
4179 scalar into array of 2 elements.
4181 2009-08-07 Martin Jambor <mjambor@suse.cz>
4183 * ipa-prop.c (count_formal_params_1): New function.
4184 (ipa_get_vector_of_formal_parms): New function.
4185 (get_vector_of_formal_parm_types): New function.
4186 (ipa_modify_formal_parameters): New function.
4187 (ipa_modify_call_arguments): New function.
4188 (index_in_adjustments_multiple_times_p): New function.
4189 (ipa_combine_adjustments): New function.
4190 (ipa_dump_param_adjustments): New function.
4191 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4192 (ipa_get_vector_of_formal_parms): Declare.
4193 (ipa_modify_formal_parameters): Declare.
4194 (ipa_modify_call_arguments): Declare.
4195 (ipa_combine_adjustments): Declare.
4196 (ipa_dump_param_adjustments): Declare.
4197 (build_ref_for_offset): Declare.
4198 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
4199 * tree-sra.c: Include ipa-prop.c.
4200 (build_ref_for_offset): Make public.
4202 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
4204 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
4206 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
4208 * gcc/doc/extend.texi (__builtin_extract_return_address)
4209 (__builtin_frob_return_address): Document.
4211 2009-08-06 Paul Brook <paul@codesourcery.com>
4213 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
4214 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
4215 implementation on ARMv6-M.
4217 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4219 * doc/extend.texi (pcs): Document new attribute for ARM.
4221 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4223 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4226 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4228 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4231 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4233 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4235 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4237 Merge ARM/hard_vfp_branch to trunk.
4239 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4241 * arm.c (libcall_eq): New function.
4242 (libcall_hash): New function.
4243 (add_libcall): New function.
4244 (arm_libcall_uses_aapcs_base): New function.
4245 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4246 libcalls using the base PCS.
4247 (arm_init_cumulative_args): Likewise.
4249 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4251 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4252 Use base ABI for conversion libfuncs between HFmode and SFmode.
4254 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4256 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4257 V4SImode as representatives of all 64-bit and 128-bit vector
4258 types. Allow vector types without vector modes.
4259 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4260 without vector modes like BLKmode.
4261 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4262 BLKmode. Avoid unsupported vector modes or TImode moves for
4264 (aapcs_vfp_allocate_return_reg): Likewise.
4265 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4266 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4268 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4270 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4271 (arm_get_pcs_model): Pass attribute arguments to
4272 arm_pcs_from_attribute.
4273 (arm_init_cumulative_args): Use base AAPCS for conversions from
4274 floating-point types to DImode.
4275 (arm_attribute_table): Add pcs attribute.
4276 (arm_handle_pcs_attribute): New.
4277 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4278 conversions from floating-point types to DImode, also declare them
4279 to use base AAPCS and declare functions they call to use base
4280 AAPCS and their RTABI names.
4282 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4284 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4285 -mfloat-abi=hard not being supported for VFP.
4287 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4289 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4290 SYMBOL_REF to hard_libcall_value.
4292 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4293 Richard Earnshaw <rearnsha@arm.com>
4295 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4296 has been put on the stack, all remaining co-processory arguments for
4297 that co-processor also go on the stack.
4299 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4301 * config/arm/arm.c (arm_return_in_memory): Handle returning
4302 vectors of suitable size in registers also for AAPCS case.
4304 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4306 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4308 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4310 ARM Hard-VFP calling convention
4311 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4312 * target.h (gcc_target): Add libcall_value to table of call hooks.
4313 * targhooks.h (default_libcall_value): Default implementation.
4314 * targhooks.c (default_libcall_value): Likewise.
4315 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4316 * optabs.c (expand_unop): Use it.
4317 * expr.h (hard_libcall_value): Pass the function RTX through.
4318 * calls.c (emit_library_call_value_1): Update call to
4320 * explow.c (hard_libcall_value): Use new target hook.
4321 * testsuite/lib/target-supports.exp
4322 (check_effective_target_arm_hard_vfp_ok): New hook.
4323 (check_effective_target_arm_neon_ok): Improve test for neon
4325 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4326 * config/arm/arm.c: Include cgraph.h
4327 (TARGET_FUNCTION_VALUE): Override default hook.
4328 (arm_pcs_default): New variable.
4329 (arm_override_options): Don't fault hard calling convention with VFP.
4330 Add support for AAPCS variants.
4331 (arm_function_value): Make static. Handle AAPCS variants.
4332 (arm_libcall_value): New function.
4333 (arm_apply_result_size): Handle VFP registers in results.
4334 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4336 (pcs_attribute_args): New variable.
4337 (arm_pcs_from_attribute): New function.
4338 (arm_get_pcs_model): New function.
4339 (aapcs_vfp_cum_init): New function.
4340 (aapcs_vfp_sub_candidate): New function.
4341 (aapcs_vfp_is_return_candidate): New function.
4342 (aapcs_vfp_is_call_candidate): New function.
4343 (aapcs_vfp_allocate): New function.
4344 (aapcs_vfp_allocate_return_reg): New function.
4345 (aapcs_vfp_advance): New function.
4346 (aapcs_cp_arg_layout): New variable.
4347 (aapcs_select_call_coproc): New function.
4348 (aapcs_select_return_coproc): New function.
4349 (aapcs_allocate_return_reg): New function.
4350 (aapcs_libcall_value): New function.
4351 (aapcs_layout_arg): New function.
4352 (arm_init_cumulative_args): Initialize AAPCS args data.
4353 (arm_function_arg): Handle AAPCS variants using new interface.
4354 (arm_arg_parital_bytes): Likewise.
4355 (arm_function_arg_advance): New function.
4356 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4357 calling conventions.
4358 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4359 * arm.h (NUM_VFP_ARG_REGS): Define.
4360 (LIBCALL_VALUE): Update.
4361 (FUNCTION_VALUE): Delete.
4362 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4363 (arm_pcs): New enum.
4364 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4365 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4366 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4367 * arm-protos.h (arm_function_arg_advance): Add.
4368 (aapcs_libcall_value): Add.
4369 (arm_function_value): Delete.
4371 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4372 H.J. Lu <hongjiu.lu@intel.com>
4375 * config/i386/i386.c (standard_sse_mode_p): Remove.
4376 (standard_sse_constant_p): Return 2 for integer mode
4377 vector_all_ones_operand when SSE2 is enabled.
4378 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4379 (ix86_expand_vector_move): Do not check for negative values from
4380 standard_sse_constant_p.
4382 2009-08-06 Richard Guenther <rguenther@suse.de>
4384 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4385 array type comparisons frontend independent.
4386 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4388 out array reference lower bound and element size operands.
4389 (ao_ref_init_from_vn_reference): Properly compute the offset
4390 for ARRAY_RANGE_REF.
4391 (vn_reference_fold_indirect): Fill out array reference lower
4392 bound and element size operands.
4393 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4394 a non gimple valued reference operand which can happen for
4395 array reference lower bound or element size.
4396 (create_component_ref_by_pieces_1): Properly generate the
4397 element size operand for array references.
4399 2009-08-06 Richard Guenther <rguenther@suse.de>
4401 PR tree-optimization/40964
4402 * tree.c (iterative_hash_host_wide_int): Export.
4403 * tree.h (iterative_hash_host_wide_int): Declare.
4404 * tree-ssa-structalias.c (heapvar_map): New struct.
4405 (heapvar_map_eq): New function.
4406 (heapvar_map_hash): Likewise.
4407 (heapvar_lookup): Adjust.
4408 (heapvar_insert): Likewise.
4409 (make_constraint_from_heapvar): Allow multiple heap variables
4410 per decl at different offsets.
4411 (init_alias_heapvars): Adjust.
4413 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4415 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4416 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4417 trailing sync if TARGET_SYNC_AFTER_SC.
4419 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4421 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4422 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4423 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4424 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4425 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4426 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4427 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4428 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4429 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4430 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4431 the prototype declaration match the definition.
4432 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4433 instructions explicitly. Add barrier_before and operands
4435 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4436 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4437 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4438 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4439 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4440 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4442 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4444 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4446 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4447 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4450 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4453 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4455 PR rtl-optimization/40924
4456 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4457 make sure canon_rtx (mem_address) isn't simpler than
4458 canon_rtx (expanded_mem_address).
4460 2009-08-05 Li Feng <nemokingdom@gmail.com>
4462 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4464 (build_scop_drs): Build alias set for each SCoP.
4466 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4468 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4469 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4470 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4471 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4472 (BASE_DRIVER_SELF_SPECS): Likewise.
4474 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4476 * tree-ssa-alias.c: Fix some comment typos.
4478 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4480 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4481 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4483 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4486 * simplify-rtx.c (simplify_binary_operation_1): Disable
4487 simplifications for decimal float operations.
4489 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4492 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4493 operand of INDIRECT_REF.
4495 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4497 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4498 constants referencing TLS symbols.
4500 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4502 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4503 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4505 2009-08-03 Richard Guenther <rguenther@suse.de>
4507 * tree.c (make_vector_type): Build a main variant first,
4508 get the canonical one and then build the variant.
4509 * tree-ssa.c (useless_type_conversion_p_1): Handle
4511 (useless_type_conversion_p): Conversions to pointers to
4512 incomplete record types are useless.
4514 2009-08-03 Richard Guenther <rguenther@suse.de>
4516 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4517 file will be created.
4518 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4519 * toplev.c (compile_file): Adjust comment.
4521 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4523 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4524 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4525 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4526 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4527 (sh_promote_function_mode): Fix typo.
4529 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4531 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4533 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4535 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4536 declaration arguments.
4538 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4540 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4541 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4542 (ix86_split_ashl): Ditto.
4543 (ix86_expand_vector_init_one_nonzero): Ditto.
4544 (ix86_expand_vector_set): Ditto.
4545 (ix86_expand_reduc_v4sf): Ditto.
4547 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4549 * explow.c (promote_function_mode): Remove assert.
4550 * config/sh/sh.c (sh_promote_function_mode): Declare.
4552 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4554 * config/pa/pa.c (pa_promote_function_mode): Declare.
4555 Change to static. Fix promote_mode call.
4557 * gthr-dce.h (CONST_CAST2): Define if not defined.
4558 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4560 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4562 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4564 * expr.c (store_constructor): Use promote_decl_mode. Remove
4565 now write-only variable unsignedp.
4566 (expand_expr_real_1): Use promote_decl_mode.
4567 * expr.h (promote_function_mode, promote_decl_mode): New.
4568 (promote_mode): Remove last argument.
4569 * function.c (assign_temp): Drop last argument of promote_mode.
4570 (assign_parm_find_data_types): Use promote_function_mode.
4571 (assign_parm_setup_reg): Likewise.
4572 (expand_function_end): Use promote_function_mode.
4573 * calls.c (initialize_argument_information): Use promote_function_mode.
4574 (precompute_arguments): Use promote_mode instead of checking if
4575 only PROMOTE_FUNCTION_MODE is defined.
4576 (expand_call): When making sibcall decisions, use promote_function_mode.
4577 Below, remove an if for targetm.calls.promote_function_return and
4578 and use promote_function_mode.
4579 (emit_library_call_value_1): Use promote_function_mode, fix bug
4580 where promote_mode was passed FOR_CALL == 0 for a return value in an
4582 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4583 * explow.c (promote_function_mode, promote_decl_mode): New.
4584 (promote_mode): Keep only the FOR_CALL == 0 case.
4585 * combine.c (setup_incoming_promotion): Remove test of
4586 promote_function_args. Use promote_function_mode.
4587 * stmt.c (expand_value_return): Use promote_decl_mode.
4588 (expand_decl): Use promote_decl_mode.
4590 * expr.c (store_constructor): Use promote_decl_mode. Remove
4591 now write-only variable unsignedp.
4592 (expand_expr_real_1): Use promote_decl_mode.
4593 * expr.h (promote_function_mode, promote_decl_mode): New.
4594 (promote_mode): Remove last argument.
4595 * function.c (assign_temp): Drop last argument of promote_mode.
4596 (assign_parm_find_data_types): Use promote_function_mode.
4597 (assign_parm_setup_reg): Likewise.
4598 (expand_function_end): Use promote_function_mode.
4599 * calls.c (initialize_argument_information): Use promote_function_mode.
4600 (precompute_arguments): Use promote_mode instead of checking if
4601 only PROMOTE_FUNCTION_MODE is defined.
4602 (expand_call): When making sibcall decisions, use promote_function_mode.
4603 Below, remove an if for targetm.calls.promote_function_return and
4604 and use promote_function_mode.
4605 (emit_library_call_value_1): Use promote_function_mode, fix bug
4606 where promote_mode was passed FOR_CALL == 0 for a return value in an
4608 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4609 * explow.c (promote_function_mode, promote_decl_mode): New.
4610 (promote_mode): Keep only the FOR_CALL == 0 case.
4611 * combine.c (setup_incoming_promotion): Remove test of
4612 promote_function_args. Use promote_function_mode.
4613 * stmt.c (expand_value_return): Use promote_decl_mode.
4614 (expand_decl): Use promote_decl_mode.
4616 * explow.c (promote_function_mode): Just call the target hook.
4617 * targhooks.c (default_promote_function_mode,
4618 default_promote_function_mode_always_promote): New.
4619 * targhooks.h (default_promote_function_mode,
4620 default_promote_function_mode_always_promote): Declare.
4621 * target.h (promote_function_args, promote_function_return): Remove.
4622 (promote_function_mode): New.
4623 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4624 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4625 (TARGET_PROMOTE_FUNCTION_MODE): New.
4626 (TARGET_CALLS): Adjust.
4627 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4628 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4630 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4631 * config/s390/s390.c (s390_promote_function_mode): ... here,
4632 with pointer handling.
4633 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4634 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4636 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4637 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4638 with pointer handling.
4639 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4640 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4642 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4643 * config/sh/sh.c (sh_promote_function_mode): New.
4644 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4645 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4647 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4648 * config/cris/cris.c (cris_promote_function_mode): ... here.
4649 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4650 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4652 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4653 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4654 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4655 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4657 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4658 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4659 complex type handling.
4660 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4661 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4663 * config/pa/pa.c (pa_promote_function_mode): New.
4664 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4665 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4667 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4668 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4669 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4670 * config/xtensa/xtensa.c: Likewise.
4671 * config/stormy16/stormy16.c: Likewise.
4672 * config/iq2000/iq2000.c: Likewise.
4673 * config/rs6000/rs6000.c: Likewise.
4674 * config/picochip/picochip.c: Likewise.
4675 * config/arc/arc.c: Likewise.
4676 * config/mcore/mcore.c: Likewise.
4677 * config/score/score.c: Likewise.
4678 * config/mips/mips.c: Likewise.
4679 * config/bfin/bfin.c: Likewise.
4680 * config/ia64/ia64.c: Likewise (disabled though).
4682 * config/frv/frv.h: Remove pointless remark.
4684 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4685 TARGET_PROMOTE_FUNCTION_ARGS,
4686 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4687 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4689 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4691 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4692 -floop-parallelize-all.
4693 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4694 flag_loop_parallelize_all.
4695 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4696 * graphite.c (graphite_transform_loops): Same.
4698 * graphite-poly.c (apply_poly_transforms): Same.
4700 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4702 PR tree-optimization/40914
4703 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4704 if set, then check the delta field of the PMF record.
4705 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4706 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4707 call is stored in the delta.
4709 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
4711 * config/mips/mips.md (*clear_upper32_dext): New pattern.
4713 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
4715 * config/i386/bsd.h (ASM_BYTE): New define.
4716 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
4717 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
4718 .byte. Use fputs or putc instead of fprintf where appropriate.
4719 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
4720 fputs or putc instead of fprintf where appropriate.
4721 * config/i386/i386elf.h: Ditto.
4722 * config/i386/sysv4.h: Ditto.
4724 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
4725 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
4726 (*tls_global_dynamic_64): Ditto.
4728 2009-07-31 Christian Bruel <christian.bruel@st.com>
4730 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4732 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4734 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
4735 Remove dead code for MINUS.
4737 2009-07-31 Anthony Green <green@moxielogic.com>
4739 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
4741 (moxie_expand_epilogue): Ditto for epilogue.
4742 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
4744 (moxie_function_arg): Ditto.
4745 (moxie_pass_by_reference): Ditto.
4746 (moxie_arg_partial_bytes): Ditto.
4747 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
4748 (FUNCTION_ARG_ADVANCE) Ditto.
4749 (REG_PARM_STACK_SPACE) Ditto.
4750 (FUNCTION_ARG_REGNO_P) Dito.
4752 * config.gcc: Add moxie linux config support.
4753 * gcc/config/moxie/uclinux.h: New file.
4755 2009-07-31 DJ Delorie <dj@redhat.com>
4757 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4758 (UNSPECV_SP_SWITCH_E): New.
4759 (sp_switch_1): Change to an unspec.
4760 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4762 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
4763 reference the new stack's address
4765 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4767 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
4768 graphite-clast-to-gimple.o, graphite-dependences.o,
4769 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4770 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
4771 (graphite-blocking.o,
4772 graphite-clast-to-gimple.o, graphite-dependences.o,
4773 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
4774 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
4775 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
4776 * cfgloop.h (struct loop): Add can_be_parallel field.
4777 * common.opt (fgraphite-identity): Moved up.
4778 (fgraphite-force-parallel): New flag.
4779 * graphite.c: Rewrite.
4780 * graphite.h: Rewrite.
4781 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
4783 * toplev.c (graphite_out_file): New file descriptor.
4784 (graphite_in_file): New.
4785 (process_options): flag_graphite_force_parallel cannot be used without
4787 * tree-ssa-loop.c: Include toplev.h.
4788 (gate_graphite_transforms): Enable flag_graphite for
4789 flag_graphite_force_parallel.
4791 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4793 * ChangeLog.graphite: New.
4794 * graphite-blocking.c: New.
4795 * graphite-clast-to-gimple.c: New.
4796 * graphite-clast-to-gimple.h: New.
4797 * graphite-dependences.c: New.
4798 * graphite-dependences.h: New.
4799 * graphite-interchange.c: New.
4800 * graphite-poly.c: New.
4801 * graphite-poly.h: New.
4802 * graphite-ppl.c: New.
4803 * graphite-ppl.h: New.
4804 * graphite-scop-detection.c: New.
4805 * graphite-scop-detection.h: New.
4806 * graphite-sese-to-poly.c: New.
4807 * graphite-sese-to-poly.h: New.
4811 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4813 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
4814 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
4816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4818 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4819 (scev_is_linear_expression): Return false if the evolution is not
4820 affine multivariate.
4822 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4824 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
4825 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
4827 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4829 * tree-data-ref.c (debug_data_references): New.
4830 (debug_data_reference): New.
4831 * tree-data-ref.h (debug_data_references): Declared.
4832 (debug_data_reference): Declared.
4834 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4836 * tree-data-ref.c (stmt_simple_memref_p: Removed.
4837 * tree-data-ref.h (scop_p): Removed.
4838 (struct data_reference): Remove field scop.
4840 (stmt_simple_memref_p): Removed.
4842 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4844 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
4845 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
4848 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4850 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
4852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4854 * doc/invoke.texi (-fgraphite-identity): Documented.
4856 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4858 * tree-scalar-evolution.c: Fix comment.
4859 (instantiate_scev_1): Return unknow from scev instantiation if the
4860 result is not above instantiate_below.
4862 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
4864 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
4865 static anymore. Instantiate the symbols that may have been introduced
4867 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
4870 2009-07-30 DJ Delorie <dj@redhat.com>
4872 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
4873 .vliw directive to VLIW sections.
4875 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4877 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
4879 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
4880 (AUTOHEADER): New variable.
4881 ($(srcdir)/cstamp-h.in): Use it.
4883 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4884 Pat Haugen <pthaugen@us.ibm.com>
4885 Revital Eres <ERES@il.ibm.com>
4887 * config/rs6000/vector.md (VEC_F): Add VSX support.
4891 (vector_load_<mode>): Ditto.
4892 (vector_store_<mode>): Ditto.
4893 (vector GPR move split): Ditto.
4894 (vec_reload_and_plus_<mptrsize>): Ditto.
4895 (vec_reload_and_reg_<mptrsize>): Ditto.
4896 (add<mode>3): Ditto.
4897 (sub<mode>3): Ditto.
4898 (mul<mode>3): Ditto.
4899 (neg<mode>2): Ditto.
4900 (abs<mode>2): Ditto.
4901 (smin<mode>3): Ditto.
4902 (smax<mode>3): Ditto.
4903 (vector_eq<mode>): Ditto.
4904 (vector_gt<mode>): Ditto.
4905 (vector_ge<mode>): Ditto.
4906 (vector_gtu<mode>): Ditto.
4907 (vector_select_<mode>_uns): Ditto.
4908 (vector_eq_<mode>_p): Ditto.
4909 (vector_gt_<mode>_p): Ditto.
4910 (vector_ge_<mode>_p): Ditto.
4911 (vector_gtu_<mode>_p): Ditto.
4912 (cr6_test_for_zero): Ditto.
4913 (cr6_test_for_zero_reverse): Ditto.
4914 (cr6_test_for_lt): Ditto.
4915 (cr6_test_for_lt_reverse): Ditto.
4916 (xor<mode>3): Ditto.
4917 (ior<mode>3): Ditto.
4918 (and<mode>3): Ditto.
4919 (one_cmpl<mode>2): Ditto.
4920 (nor<mode>2): Ditto.
4921 (andc<mode>2): Ditto.
4922 (float<VEC_int<mode>2): Ditto.
4923 (unsigned_float<VEC_int><mode>2): Ditto.
4924 (fix_trunc<mode><VEC_int>2): Ditto.
4925 (fixuns_trunc<mode><VEC_int>2): Ditto.
4927 (vec_set<mode>): Ditto.
4928 (vec_extract<mode>): Ditto.
4929 (vec_interleave_highv4sf): Ditto.
4930 (vec_interleave_lowv4sf): Ditto.
4931 (vec_realign_load_<mode>): Ditto.
4932 (vec_shl_<mode>): Ditto.
4933 (vec_shr_<mode>): Ditto.
4934 (div<mode>3): New patterns for VSX.
4935 (vec_interleave_highv2df): Ditto.
4936 (vec_interleave_lowv2df): Ditto.
4937 (vec_pack_trunc_v2df): Ditto.
4938 (vec_pack_sfix_trunc_v2df): Ditto.
4939 (vec_pack_ufix_trunc_v2df): Ditto.
4940 (vec_unpacks_hi_v4sf): Ditto.
4941 (vec_unpacks_lo_v4sf): Ditto.
4942 (vec_unpacks_float_hi_v4si): Ditto.
4943 (vec_unpacks_float_lo_v4si): Ditto.
4944 (vec_unpacku_float_hi_v4si): Ditto.
4945 (vec_unpacku_float_lo_v4si): Ditto.
4946 (movmisalign<mode>): Ditto.
4947 (vector_ceil<mode>2): New patterns for vectorizing math library.
4948 (vector_floor<mode>2): Ditto.
4949 (vector_btrunc<mode>2): Ditto.
4950 (vector_copysign<mode>3): Ditto.
4952 * config/rs6000/predicates.md (easy_vector_constant_msb): New
4953 predicate for setting the high bit in each word, used for copysign.
4955 * config/rs6000/ppc-asm.h (f19): Whitespace.
4956 (f32-f63): Define if VSX.
4957 (v0-v31): Define if Altivec.
4958 (vs0-vs63): Define if VSX.
4960 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
4962 * config/rs6000/power7.md: New file, provide tuning parameters for
4965 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
4966 (rs6000_cpu_cpp_builtins): Ditto.
4967 (altivec_overloaded_builtins): Ditto.
4968 (altivec_resolve_overloaded_builtin): Ditto.
4970 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
4971 debug switch to disable vectorizing simple math builtin
4974 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4975 Vectorize simple math builtin functions.
4976 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4977 hook to vectorize math builtins.
4978 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
4979 (rs6000_builtin_conversion): Add VSX/power7 support.
4980 (rs6000_builtin_vec_perm): Ditto.
4981 (vsplits_constant): Add support for loading up a vector constant
4982 with just the high bit set in each part.
4983 (rs6000_expand_vector_init): Add VSX/power7 support.
4984 (rs6000_expand_vector_set): Ditto.
4985 (rs6000_expand_vector_extract): Ditto.
4986 (rs6000_emit_move): Ditto.
4987 (bdesc_3arg): Ditto.
4988 (bdesc_2arg): Ditto.
4989 (bdesc_1arg): Ditto.
4990 (rs6000_expand_ternop_builtin): Ditto.
4991 (altivec_expand_builtin): Ditto.
4992 (rs6000_expand_unop_builtin): Ditto.
4993 (rs6000_init_builtins): Ditto.
4994 (altivec_init_builtins): Ditto.
4995 (builtin_function_type): Ditto.
4996 (rs6000_common_init_builtins): Ditto.
4997 (rs6000_handle_altivec_attribute); Ditto.
4998 (rs6000_mangle_type): Ditto.
4999 (rs6000_vector_mode_supported_p): Ditto.
5000 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5003 * config/rs6000/vsx.md: New file for VSX support.
5005 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5006 identifing values with just the most significant bit set.
5007 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5008 vectorized builtins.
5010 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5011 (UNSPEC_VRFIM): Delete.
5012 (splitter for loading up vector with most significant bit): New
5013 splitter for vectorizing copysign.
5014 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5015 vectorizing simple math functions.
5016 (altivec_vrfip): Add support for vectorizing simple math functions.
5017 (altivec_vrfim): Ditto.
5018 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5020 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5021 (power7.md, vsx.md): Include for power7 support.
5022 (copysigndf3): Use VSX instructions if -mvsx.
5023 (negdf2_fpr): Ditto.
5024 (absdf2_fpr): Ditto.
5025 (nabsdf2_fpr): Ditto.
5026 (adddf3_fpr): Ditto.
5027 (subdf3_fpr): Ditto.
5028 (muldf3_fpr): Ditto.
5029 (divdf3_fpr): Ditto.
5030 (fix_truncdfdi2_fpr): Ditto.
5031 (cmpdf_internal1): Ditto.
5032 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5033 (btruncdf2, btruncdf2_fpr): Ditto.
5034 (ceildf2, ceildf2_fpr): Ditto.
5035 (floordf2, floordf2_fpr): Ditto.
5036 (floatdidf2, floatdidf2_fpr): Ditto.
5037 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5038 (fmsubdf4_fpr): Ditto.
5039 (fnmadddf4_fpr_1): Ditto.
5040 (fnmadddf4_fpr_2): Ditto.
5041 (fnmsubdf4_fpr_1): Ditto.
5042 (fnmsubdf4_fpr_2): Ditto.
5043 (fixuns_truncdfdi2): Add expander for VSX support.
5044 (fix_truncdfdi2): Ditto.
5045 (fix_truncdfsi2): Ditto.
5047 (btruncsf2): Whitespace.
5048 (movdf_hardfloat32): Add support for VSX registers.
5049 (movdf_softfloat32): Ditto.
5050 (movdf_hardfloat64): Ditto.
5051 (movdf_hardfloat64_mfpgpr): Ditto.
5052 (movdf_softfloat64): Ditto.
5053 (movti splitters): Add check for vector registers supporting
5054 TImode in the future.
5055 (bpermd): Add power7 bpermd instruction.
5057 * config/rs6000/altivec.h (vec_div): Define if VSX.
5061 (vec_nearbyint): Ditto.
5064 (all predicates): Use the generic builtin function, and not the V4SF
5065 specific function so that the predicates will work with VSX's V2DF.
5069 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5070 Document new VSX functions and types.
5072 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5075 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5076 "wa", and "j" constraints. Modify "v" to talk about Altivec
5077 instead of just vector.
5079 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5082 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5083 location for phi arguments.
5084 (rewrite_update_phi_arguments): Find locations for reaching defs.
5085 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5086 Add location to add_phi_arg calls.
5087 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5088 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5089 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5090 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5091 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5092 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5093 * tree-phinodes.c (make_phi_node): Initialize location.
5094 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5095 (add_phi_arg): Add location parameter.
5096 (remove_phi_arg_num): Move location when moving phi argument.
5097 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5099 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5100 slpeel_update_phi_nodes_for_guard1,
5101 slpeel_update_phi_nodes_for_guard2,
5102 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5103 vect_loop_versioning): Set locations.
5104 * tree-parloops.c (create_phi_for_local_result,
5105 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5106 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5107 * tree-vect-loop.c (get_initial_def_for_induction,
5108 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5110 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5111 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5112 (gimple_phi_arg_set_location): New. Set locus.
5113 (gimple_phi_arg_has_location): New. Check for locus.
5114 (redirect_edge_var_map_location): New. Return locus from var_map.
5115 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5116 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5117 combining PHI arguments.
5118 (cond_store_replacement): Set location.
5119 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5120 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5121 scop_add_exit_phis_edge): Add locations.
5122 * tree-cfgcleanup.c (remove_forwarder_block,
5123 remove_forwarder_block_with_phi): Add locations.
5124 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5125 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5127 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5128 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5129 flush_pending_stmts): Add source location.
5130 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5131 stack to preserve locations.
5132 * tree-vect-stmts.c (vectorizable_load): Add location.
5133 * tree-inline.c (copy_phis_for_bb): Copy locus.
5134 (setup_one_parameter): Add call locus to inlined parameter stmts.
5135 (initialize_inlined_parameters): Pass in call location as parameter
5137 (tree_function_versioning): Pass location to setup_one_parameter.
5138 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5139 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5140 copy and edge lists.
5141 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5142 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5143 locus parameter and override the stmt default if provided.
5144 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5145 elim_graph_add_edge, elim_graph_remove_succ_edge,
5146 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5147 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5148 eliminate_phi): Add locus info in elimination graph for each edge and
5150 (insert_backedge_copies): Copy locus if present.
5151 * tree-flow.h (struct _edge_var_map): Add locus field.
5152 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5153 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5154 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5156 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5158 2009-07-30 Martin Jambor <mjambor@suse.cz>
5160 PR tree-optimization/40570
5161 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5164 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5166 * ssa-loop-manip.c: Include langhooks.h.
5167 (rewrite_phi_with_iv): New.
5168 (rewrite_all_phi_nodes_with_iv): New.
5169 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5170 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5171 * tree-parloops.c (loop_parallel_p): Move out all conditions
5172 except dependency check.
5173 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5174 (gen_parallel_loop): Call canonicalize_loop_ivs without
5175 reduction_list argument.
5176 (build_new_reduction): New.
5177 (gather_scalar_reductions): New.
5178 (try_get_loop_niter): New.
5179 (try_create_reduction_list): New.
5180 (parallleize_loops): Change the parallel conditions check.
5181 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5182 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5184 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5186 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5188 * doc/options.texi (Option properties): Mention new quoting syntax.
5190 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5192 * config/alpha/alpha.c (alpha_start_function):
5193 Handle VMS_DEBUG_MAIN_POINTER
5194 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
5195 * doc/invoke.texi: Document -mdebug-main switch.
5197 2009-07-29 Richard Henderson <rth@redhat.com>
5199 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
5200 (cgraph_create_edge_including_clones): Likewise.
5201 * tree-inline.c (copy_bb): Operate on the correct edges
5202 when updating the callgraph.
5204 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5206 * config/alpha/vms-cc.c: Deleted.
5207 * config/alpha/vms-ld.c: Deleted.
5208 * config/alpha/t-vms64: Moved to config/vms
5209 * config/alpha/vms-crt0-64.c: Moved to config/vms
5210 * config/alpha/vms-crt0.c: Moved to config/vms
5211 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
5212 * config/alpha/vms-psxcrt0.c: Moved to config/vms
5213 * config/alpha/xm-vms.h: Moved to config/vms
5214 * config/alpha/x-vms: Moved to config/vms
5215 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5217 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5218 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5220 * config/vms/t-vms64: Moved here from config/alpha
5221 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5222 (argc,argv,envp): Enforce 32bit malloc'ing.
5223 * config/vms/vms-psxcrt0-64.c: Likewise.
5224 * config/vms/vms-crt0.c: Moved here from config/alpha.
5225 * config/vms/vms-psxcrt0.c: Likewise.
5226 * config/vms/vms-crtl-64.h: New file.
5227 * config/vms/vms-crtl.h: New file.
5228 * config/vms/vms.opt: New file.
5229 * config/vms/xm-vms64.h: New file.
5230 * config/vms/xm-vms.h: Moved here from config/alpha.
5231 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5233 * config/vms/x-vms: Moved here from config/alpha.
5234 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5235 (vms-ld.o, vms-cc.o): Removed.
5236 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5238 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5240 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5241 correct stack (obvious VMS fix).
5243 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5245 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5246 date, version info if VMS_DEBUGGING_INFO defined.
5247 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5248 size, date calculating code moved here.
5250 2009-07-29 Paul Brook <paul@codesourcery.com>
5252 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5255 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5258 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5259 to DImode when generating insq_le insn.
5261 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5263 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5264 New macro set for VMS_DEBUGGGING_INFO.
5265 (AT_string_form): Use it.
5267 2009-07-28 DJ Delorie <dj@redhat.com>
5269 * config/mep/mep.c (vtext_section): New.
5270 (vftext_section): New.
5271 (ftext_section): New.
5272 (mep_select_section): Add support for functions.
5273 (mep_unique_section): Likewise.
5274 (mep_asm_init_sections): Likewise.
5275 (mep_encode_section_info): Remove it from here.
5277 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5279 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5281 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5282 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5284 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5286 * dwarf2out.c (output_file_names): Test new macro
5287 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5288 (add_comp_dir_attribute): Likewise.
5290 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5292 * config/i386/mingw-w64.h (LINK_SPEC): Add
5293 separating space between commands.
5295 2009-07-28 Jan Hubicka <jh@suse.cz>
5297 PR tree-optimization/40759
5298 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5301 2009-07-27 DJ Delorie <dj@redhat.com>
5303 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5304 types are dword-aligned.
5305 (mep_expand_va_start): Likewise.
5307 2009-07-27 Olivier Hainque <hainque@adacore.com>
5308 Douglas B Rupp <rupp@gnat.com>
5310 * convert.c (convert_to_pointer): Don't assume the target
5311 pointer type is POINTER_SIZE long. Fetch its precision instead.
5313 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5315 * system.h (fopen): Undefine if macro.
5317 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5319 * dwarf2out.c (output_cfi_p): Removed.
5320 (output_cfis): New function.
5321 (output_fde): New function, split from output_call_frame_info.
5322 (output_call_frame_info): Use it.
5323 (dwarf2out_switch_text_section): Use output_cfis.
5325 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5327 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5328 TARGET_BI_ARCH is specified without enabling SJLJ.
5329 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5330 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5332 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5334 * arm.md (negdi2): Use DImode if forcing a value into a register.
5336 2009-07-26 Ira Rosen <irar@il.ibm.com>
5338 PR tree-optimization/40801
5339 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5340 of vector operand from the previous copy of vector statement.
5341 Pass the correct definition type value to
5342 vect_get_vec_def_for_stmt_copy().
5344 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5346 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5347 const char ** conversion.
5349 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5351 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5352 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5353 (gcc_unreachable): Invoke __builtin_unreachable() if
5354 !ENABLE_ASSERT_CHECKING.
5356 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5358 PR rtl-optimization/40445
5359 * emit-rtl.c (next_nonnote_insn_bb): New function.
5360 * rtl.h (next_nonnote_insn_bb): Declare new function.
5361 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5362 with no successors that is the successor of the ENTRY_BLOCK.
5363 Continue from the top after removing an empty fallthrough block.
5364 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5365 of next_nonnote_insn.
5367 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5369 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5371 2009-07-25 Martin Jambor <mjambor@suse.cz>
5373 * c-common.c (c_common_attribute_table): New element for noclone.
5374 (handle_noclone_attribute): New function. Forward-declare.
5375 * tree-inline.c (tree_versionable_function_p): Check for noclone
5377 * doc/extend.texi (Labels as Values): Document need for noclone.
5378 (Function Attributes): Document noclone attribute.
5380 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5382 PR rtl-optimization/34999
5383 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5384 and dw_fde_switched_cold_to_hot fields.
5385 (output_cfi_p): New function.
5386 (output_call_frame_info): If fde->dw_fde_switched_sections,
5387 output 2 FDEs instead of one with corrupted header.
5388 (dwarf2out_do_cfi_startproc): New function.
5389 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5390 and fde->dw_fde_switched_cold_to_hot.
5391 (dwarf2out_switch_text_section): Compute
5392 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5393 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5394 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5395 Otherwise, compute fde->dw_fde_switch_cfi.
5397 2009-07-24 Cary Coutant <ccoutant@google.com>
5399 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5401 2009-07-24 Cary Coutant <ccoutant@google.com>
5403 * cfghooks.c (split_block): Copy discriminator to new block.
5404 * tree-cfg.c (assign_discriminator): Check location of last
5405 instruction in block as well as first.
5407 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/linux.c: Use fputs or putc instead of fprintf
5411 * config/i386/gas.h: Ditto.
5412 * config/i386/x86-64.h: Ditto.
5413 * config/i386/att.h: Ditto.
5415 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5417 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5420 2009-07-24 Martin Jambor <mjambor@suse.cz>
5422 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5423 (ipa_push_func_to_list_1): Declare.
5424 (ipa_push_func_to_list): New function.
5426 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5427 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5428 (ipa_push_func_to_list): Removed.
5429 (ipa_pop_func_from_list): Clear node_enqueued flag.
5431 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5433 * config/s390/s390.c (override_options): Default
5434 max-unrolled-insns to 100 for z10 tuning.
5436 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5438 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5439 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5440 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5441 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5442 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5443 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5444 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5446 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5448 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5449 use default set in mingw32.h header.
5450 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5451 64-bit /mingw/include path.
5452 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5455 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5457 PR rtl-optimization/40209
5458 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5460 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5462 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5463 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5464 with the rest of string where appropriate. Use fputs or putc
5465 instead of fprintf where appropriate.
5467 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 Pat Haugen <pthaugen@us.ibm.com>
5469 Revital Eres <ERES@il.ibm.com>
5471 * config/rs6000/vector.md: New file. Move most of the vector
5472 expander support here from altivec.md to allow for the VSX vector
5473 unit in the future. Add support for secondary_reload patterns.
5474 Rewrite the patterns for vector comparison, and vector comparison
5475 predicate instructions so that the RTL expresses the desired
5476 behavior, instead of using unspec.
5478 * config/rs6000/constraints.md ("f" constraint): Use
5479 rs6000_constraints to hold the precalculated register class.
5480 ("d" constraint): Ditto.
5481 ("wd" constraint): New constraint for VSX.
5482 ("wf" constraint): Ditto.
5483 ("ws" constraint): Ditto.
5484 ("wa" constraint): Ditto.
5485 ("wZ" constraint): Ditto.
5486 ("j" constraint): Ditto.
5488 * config/rs6000/predicates.md (vsx_register_operand): New
5490 (vfloat_operand): New predicate for vector.md.
5491 (vint_operand): Ditto.
5492 (vlogical_operand): Ditto.
5493 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5494 (easy_vector_constant): Add VSX support.
5495 (altivec_indexed_or_indirect_operand): New predicate for
5496 recognizing Altivec style memory references with AND -16.
5498 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5499 for vector secondary reload support.
5500 (rs6000_vector_reg_class): Delete, replacing it with
5502 (rs6000_vsx_reg_class): Ditto.
5503 (rs6000_constraints): New array to hold the register classes of
5504 each of the register constraints that can vary at runtime.
5505 (builtin_mode_to_type): New static array for builtin function type
5507 (builtin_hash_table): New static hash table for builtin function
5509 (TARGET_SECONDARY_RELOAD): Define target hook.
5510 (TARGET_IRA_COVER_CLASSES): Ditto.
5511 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5512 registers are 128 bits if VSX memory reference instructions are used.
5513 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5515 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5516 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5517 Print several of the scheduling related parameters.
5518 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5519 rs6000_constraints instead of rs6000_vector_reg_class. Move
5520 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5521 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5522 Altivec. Add VSX support. Setup for secondary reload support on
5523 Altivec/VSX registers.
5524 (rs6000_override_options): Make power7 set the scheduling groups
5525 like the power5. Add support for new debug switches to override
5526 the scheduling defaults. Temporarily disable -mcpu=power7 from
5527 setting -mvsx. Add support for debug switches -malways-hint,
5528 -msched-groups, and -malign-branch-targets.
5529 (rs6000_buitlin_conversion): Add support for returning unsigned
5530 vector conversion functions to fix regressions due to stricter
5532 (rs6000_builtin_mul_widen_even): Ditto.
5533 (rs6000_builtin_mul_widen_odd): Ditto.
5534 (rs6000_builtin_vec_perm): Ditto.
5535 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5536 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5538 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5540 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5541 VSX types for bit operations. Changes to accomidate vector.md.
5542 (bdesc_2arg): Ditto.
5543 (bdesc_1arg): Ditto.
5544 (struct builtin_description_predicates): Rewrite predicate
5545 handling so that RTL describes the operation, instead of passing
5546 the instruction to be used as a string argument.
5547 (bdesc_altivec_preds): Ditto.
5548 (altivec_expand_predicate_builtin): Ditto.
5549 (altivec_expand_builtin): Ditto.
5550 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5551 statement for vsldoi support.
5552 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5553 (altivec_expand_st_builtin): Ditto.
5554 (paired_expand_builtin): Whitespace changes.
5555 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5556 builtin_mode_to_type table for secondary reload. Call
5557 builtin_function_type to build random builtin functions.
5558 (altivec_init_builtins): Change to use builtin_function_type to
5559 create builtin function types dynamically as we need them.
5560 (builtin_hash_function): New support for hashing the tree types
5561 for builtin function as we need it, rather than trying to build
5562 all of the trees that we need. Add initial preliminary VSX support.
5563 (builtin_function_type): Ditto.
5564 (builtin_function_eq): Ditto.
5565 (builtin_hash_struct): Ditto.
5566 (rs6000_init_builtins): Ditto.
5567 (rs6000_common_init_builtins): Ditto.
5568 (altivec_init_builtins): Ditto.
5569 (rs6000_common_init_builtins): Ditto.
5570 (enum reload_reg_type): New enum for simplifing reg classes.
5571 (rs6000_reload_register_type): Simplify register classes into GPR,
5572 Vector, and other registers. Altivec and VSX addresses in reload.
5573 (rs6000_secondary_reload_inner): Ditto.
5574 (rs6000_ira_cover_classes): New target hook, that returns the
5575 appropriate cover classes, based on -mvsx being used or not.
5576 (rs6000_secondary_reload_class): Add VSX support.
5577 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5578 (get_vsel_insn): Ditto.
5579 (rs6000_emit_vector_compare): Rewrite vector conditional support
5580 so that where we can, we use RTL operators, instead of blindly use
5582 (rs6000_emit_vector_select): Ditto.
5583 (rs6000_emit_vector_cond_expr): Ditto.
5584 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5585 (create_TOC_reference): Add -mdebug=addr support.
5586 (emit_frame_save): VSX loads/stores need register indexed addressing.
5588 * config/rs6000/rs6000.md: Include vector.md.
5590 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5592 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5593 support for V2DI, V2DF in logical, permute, select operations.
5595 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5596 switch for vsx/power7.
5597 (-mvsx-scalar-memory): Ditto.
5598 (-mvsx-align-128): Ditto.
5599 (-mallow-movmisalign): Ditto.
5600 (-mallow-df-permute): Ditto.
5601 (-msched-groups): Ditto.
5602 (-malways-hint): Ditto.
5603 (-malign-branch-targets): Ditto.
5605 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5607 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5608 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5609 (rs6000_vector_reg_class): Delete.
5610 (rs6000_vsx_reg_class): Ditto.
5611 (enum rs6000_reg_class_enum): New enum for the constraints that
5612 vary based on target switches.
5613 (rs6000_constraints): New array to hold the register class for all
5614 of the register constraints that vary based on the switches used.
5615 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5616 (enum rs6000_builtins): Add unsigned varients for the builtin
5617 declarations returned by target hooks for expanding multiplies,
5618 select, and permute operations. Add VSX builtins.
5619 (enum rs6000_builtin_type_index): Add entries for VSX.
5620 (V2DI_type_node): Ditto.
5621 (V2DF_type_node): Ditto.
5622 (unsigned_V2DI_type_node): Ditto.
5623 (bool_long_type_node): Ditto.
5624 (intDI_type_internal_node): Ditto.
5625 (uintDI_type_internal_node): Ditto.
5626 (double_type_internal_node): Ditto.
5628 * config/rs6000/altivec.md (whole file): Move all expanders to
5629 vector.md from altivec.md. Rename insn matching functions to be
5631 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5632 (altivec_vcmp*): Ditto.
5633 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5634 (VM): New iterator for moves that includes the VSX types.
5635 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5636 (altivec_vperm_<mode>_uns): New, for unsigned types.
5637 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5638 (altivec_eq<mode>): Ditto.
5639 (altivec_gt<mode>): Ditto.
5640 (altivec_gtu<mode>): Ditto.
5641 (altivec_eqv4sf): Ditto.
5642 (altivec_gev4sf): Ditto.
5643 (altivec_gtv4sf): Ditto.
5644 (altivec_vcmpbfp_p): Ditto.
5646 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5648 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5651 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5654 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5655 ASM_SHORT instead of .word.
5656 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5657 instead of .word in asm template.
5659 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5662 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5663 (process_bb_node_lives): Use it.
5665 * ira.c (setup_cover_and_important_classes): Don't setup
5666 ira_important_class_nums. Add cover classes to the end of
5668 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5670 (find_reg_class_closure): Use reorder_important_classes.
5672 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5674 * config/i386/i386.c (i386_ira_cover_classes): New function.
5675 (TARGET_IRA_COVER_CLASSES): Redefine.
5677 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5678 importance of order of cover classes in the array.
5680 2009-07-22 Diego Novillo <dnovillo@google.com>
5682 * tree-pass.h (TDF_EH): Define.
5683 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5684 contains TDF_EH, print the EH region number holding GS.
5685 * tree-dump.c (dump_options): Add "eh".
5686 * doc/invoke.texi: Document it.
5688 2009-07-22 Doug Kwan <dougkwan@google.com>
5690 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5692 2009-07-22 Michael Matz <matz@suse.de>
5694 PR tree-optimization/35229
5695 PR tree-optimization/39300
5697 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5698 (inhibit_phi_insertion): New function.
5699 (insert_into_preds_of_block): Call it for REFERENCEs.
5700 (init_pre): Initialize and finalize scalar evolutions.
5701 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5703 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5706 Use CONST_VECTOR_NUNITS to determine number of elements.
5708 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
5710 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
5711 (U, W): Constraints are now deprecated and will be removed if we
5713 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
5715 ("prefetch"): Add the stcmh instruction for prefetching.
5716 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
5718 (s390_short_displacement): Return always true if compiling for
5719 machines not providing the long displacement facility.
5720 (s390_mem_constraint): Support the new constraint letter Z.
5721 (s390_check_qrst_address): New function.
5723 2009-07-21 DJ Delorie <dj@redhat.com>
5725 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
5728 2009-07-21 Jason Merrill <jason@redhat.com>
5730 * c-common.c (max_tinst_depth): Increase default to 1024.
5732 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
5735 (vec_unpacku_float_lo_v4si): Ditto.
5737 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
5740 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
5741 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
5742 (builtin_description): Add __builtin_ia32_cvtudq2ps.
5743 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
5745 2009-07-21 Jakub Jelinek <jakub@redhat.com>
5747 PR tree-optimization/40813
5748 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
5751 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
5753 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
5754 with a NOP_EXPR if needed.
5756 2009-07-21 Paul Brook <paul@codesourcery.com>
5758 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
5759 Terminate debug dump with newline.
5761 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5763 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
5764 Cast "1" to unsigned HOST_WIDE_INT.
5765 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
5766 deposit length to the maximum length - lsb. Extend length if
5767 HOST_BITS_PER_WIDE_INT is 32.
5769 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5771 * cgraph.h (constant_pool_htab): New function.
5772 (constant_descriptor_tree): Move from varasm.c.
5773 * varasm.c (constant_pool_htab): New function.
5774 (constant_descriptor_tree): Move to cgraph.h.
5776 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
5778 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
5780 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
5782 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
5785 2009-07-20 Xinliang David Li <davidxl@google.com>
5787 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
5789 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
5791 * config/mips/mips.md (move_type): Add arith.
5792 (type): Handle arith.
5793 (zero_extendsidi2): Rename this into ...
5794 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
5795 (zero_extendsidi2): New expander.
5796 (*zero_extendsidi2_dext): New pattern.
5798 2009-07-20 Nick Clifton <nickc@redhat.com>
5800 * config.gcc (mips64-*-*): Add definition of tm_defines in order
5801 to set MIPS_ABI_DEFAULT.
5802 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
5804 2009-07-20 Jakub Jelinek <jakub@redhat.com>
5806 * tree-object-size.c (addr_object_size): Handle unions with
5807 array in it as last field of structs in __bos (, 1) as __bos (, 0).
5809 PR tree-optimization/40792
5810 * tree.c (build_function_type_skip_args): Remove bogus assert.
5812 2009-07-20 Jan Hubicka <jh@suse.cz>
5813 Martin Jambor <mjambor@suse.cz>
5815 * cgraph.h (combined_args_to_skip): New field.
5816 * cgraph.c (cgraph_create_virtual_clone): Properly handle
5817 combined_args_to_skip and args_to_skip.
5818 * tree-inline.c (update_clone_info): New function.
5819 (tree_function_versioning): Call update_clone_info.
5820 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
5822 (cgraph_materialize_all_clones): More extensive dumping, working
5823 with combined_args_to_skip rather than args_to_skip.
5825 2009-07-20 Ira Rosen <irar@il.ibm.com>
5827 * tree-vectorizer.h (vectorizable_condition): Add parameters.
5828 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
5829 (get_initial_def_for_reduction): Likewise.
5830 (vectorizable_reduction): Skip the check of first operand in case
5831 of COND_EXPR. Add check that it is outer loop vectorization if
5832 nested cycle was detected. Call vectorizable_condition() for
5833 COND_EXPR. If reduction epilogue cannot be created do not fail for
5834 nested cycles (if it is not double reduction). Assert that there
5835 is only one type in the loop in case of COND_EXPR. Call
5836 vectorizable_condition() to vectorize COND_EXPR.
5837 * tree-vect-stmts.c (vectorizable_condition): Update comment.
5838 Add parameters. Allow nested cycles if called from
5839 vectorizable_reduction(). Use reduction vector variable if provided.
5840 (vect_analyze_stmt): Call vectorizable_reduction() before
5841 vectorizable_condition().
5842 (vect_transform_stmt): Update call to vectorizable_condition().
5844 2009-07-20 Christian Bruel <christian.bruel@st.com>
5846 * config/sh/sh.opt (-mfmovd): Resurrect and document.
5847 * doc/invoke.texi (-mfmovd): Likewise.
5848 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
5850 2009-07-20 Jan Hubicka <jh@suse.cz>
5852 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
5853 when handling SSA name.
5855 2009-07-19 Jan Hubicka <jh@suse.cz>
5857 PR tree-optimization/40676
5858 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
5859 virtual PHIs in empty BBs.
5861 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5863 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
5864 re-expanded the compound use gen_lowpart instead to convert to the
5867 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5869 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
5870 OUTER_CONST arguments.
5871 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
5872 the new wider mode will be masked off.
5873 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
5875 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5877 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
5878 high-order bits are zero.
5880 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
5882 * combine.c (simplify_shift_const_1): Split code to determine
5884 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
5885 new bits shifted in are identical to the old sign bit.
5887 2009-07-18 Richard Guenther <rguenther@suse.de>
5890 * gimplify.c (gimplify_call_expr): Reject code using results from
5891 functions returning void.
5893 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5895 * doc/md.texi: Document the new PowerPC "es" constraint.
5896 Document that "m" can include automodified addresses on this target,
5897 and explain how %U must be used. Extend the "Q" and "Z" documentation
5898 to suggest "es" as well as "m".
5899 * config/rs6000/constraints.md (es): New memory constraint.
5900 (Q, Z): Update strings to match new documentation.
5902 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
5904 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
5905 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
5906 * config/rs6000/predicates.md (volatile_mem_operand): Use
5907 offsettable_nonstrict_memref_p.
5908 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
5909 (*floatunssidf2_internal): Likewise.
5910 (*fix_truncdfsi2_internal): Likewise.
5911 (*fix_trunctfsi2_internal): Likewise.
5913 2009-07-17 Anatoly Sokolov <aesok@post.ru>
5915 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
5917 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5919 2009-07-17 Richard Guenther <rguenther@suse.de>
5922 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
5923 (pass_warn_unused_result): Likewise.
5924 (TODO_set_props): Remove.
5925 * omp-low.c (diagnose_omp_structured_block_errors): Change to
5927 (pass_diagnose_omp_blocks): Define.
5928 * c-decl.c (pop_file_scope): Do not finalize the CU here.
5929 (c_gimple_diagnostics_recursively): Remove.
5930 (finish_function): Do not call it.
5931 (c_write_global_declarations): Continue after errors.
5932 Finalize the CU here.
5933 * c-gimplify.c (c_genericize): Do not gimplify here.
5934 * c-common.c (c_warn_unused_result): Move ...
5935 * tree-cfg.c (do_warn_unused_result): ... here.
5936 (run_warn_unused_result): New function.
5937 (gate_warn_unused_result): New function.
5938 (pass_warn_unused_result): New pass.
5939 * c-common.h (c_warn_unused_result): Remove.
5940 * flags.h (flag_warn_unused_result): Declare.
5941 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
5942 * opts.c (flag_warn_unused_result): Initialize to false.
5943 * toplev.c (compile_file): Add comment.
5944 * omp-low.c (create_omp_child_function): Do not register
5945 the function with the frontend.
5946 (diagnose_omp_structured_block_errors): Prepare to be
5947 called as optimization pass.
5948 (gate_diagnose_omp_blocks): New function.
5949 (pass_diagnose_omp_blocks): New pass.
5950 * cgraph.h (cgraph_optimize): Remove.
5951 (cgraph_analyze_function): Likewise.
5952 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
5953 * cgraphunit.c (cgraph_lower_function): Lower nested functions
5954 before their parents here.
5955 (cgraph_finalize_function): Not here.
5956 (cgraph_analyze_function): Gimplify functions here.
5957 (cgraph_finalize_compilation_unit): Continue after errors.
5958 Optimize the callgraph from here.
5959 (cgraph_optimize): Make static.
5960 * langhooks.c (write_global_declarations): Finalize the CU.
5961 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
5962 (gimplify_function_tree): Assert we gimplify only once.
5963 Set PROP_gimple_any property.
5964 * tree-nested.c (gimplify_all_functions): New function.
5965 (lower_nested_functions): Gimplify all nested functions.
5966 * gimple.h (diagnose_omp_structured_block_errors): Remove.
5967 * passes.c (init_optimization_passes): Add pass_warn_unused_result
5968 and pass_diagnose_omp_blocks after gimplification. Do not
5969 set TODO_set_props on all_lowering_passes.
5970 (execute_one_pass): Do not handle TODO_set_props.
5971 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
5972 (gimplify.o): Add tree-pass.h dependency.
5973 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
5974 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
5975 (unsave_r): Likewise.
5976 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
5979 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
5981 * doc/service.texi (Service): Restore previously removed link,
5982 which isn't broken after all.
5984 2009-07-17 Richard Guenther <rguenther@suse.de>
5986 PR tree-optimization/40321
5987 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
5988 PHI nodes to the maximal set.
5989 (make_values_for_phi): Add PHI arguments to the maximal set.
5990 (execute_pre): Dump PHI_GEN and the maximal set.
5992 2009-07-17 Jakub Jelinek <jakub@redhat.com>
5995 * gimplify.c (gimplify_conversion): Don't change non-conversions into
5998 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6000 * doc/extend.texi (Nested Functions): Replace broken link with
6002 * doc/service.texi (Service): Remove broken link.
6004 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6007 * builtins.c (expand_builtin_memcmp): Use loc instead of
6008 EXPR_LOCATION (exp).
6009 (expand_builtin_strncmp): Likewise.
6011 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6012 Manuel López-Ibáñez <manu@gcc.gnu.org>
6015 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6016 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6017 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6018 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6019 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6020 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6021 tree-inline.c, c-common.c, c-common.h, gimple.c,
6022 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6023 convert.c: Add location argument to fold_{unary,binary,ternary},
6024 fold_build[123], build_call_expr, build_size_arg,
6025 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6026 fold_build1_initializer, fold_build2_initializer,
6027 fold_build3_initializer, fold_build_call_array,
6028 fold_build_call_array_initializer, fold_single_bit_test,
6029 omit_one_operand, omit_two_operands, invert_truthvalue,
6030 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6031 combine_comparisons, fold_builtin_*, fold_call_expr,
6032 build_range_check, maybe_fold_offset_to_address, round_up,
6035 2009-07-16 Jason Merrill <jason@redhat.com>
6038 * c-common.c (c_common_reswords): Add __is_standard_layout
6040 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6041 * doc/implement-cxx.texi: New.
6042 * doc/gcc.texi: Include it.
6044 2009-07-16 DJ Delorie <dj@redhat.com>
6046 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6047 compares that may be indirectly affected by previous instructions.
6049 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6051 * builtins.c (do_mpc_arg2): New.
6052 (fold_builtin_2): Fold builtin cpow.
6053 * real.h (HAVE_mpc_pow): New.
6055 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6057 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6058 comparison to skip unprofitable schedule
6060 2009-07-16 Simon Baldwin <simonb@google.com>
6062 * gcc.c (option_map): New flag -no-canonical-prefixes.
6063 * (display_help): Print help text for new flag.
6064 * (process_command): Move options translation and language specifics
6065 and handle new flag early. Use it to set a function pointer to a
6066 prefix builder. Replace make_relative_prefix calls with calls to
6067 the function pointed to. Ignore new flag in regular options handling.
6068 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6070 2009-07-15 DJ Delorie <dj@redhat.com>
6072 * config/mep/mep.md (sibcall_internal): Change register to avoid
6074 (sibcall_value_internal): Likewise.
6076 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6078 PR rtl-optimization/40710
6079 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6081 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6083 * config/mips/mips.md (*extenddi_truncate<mode>,
6084 *extendsi_truncate<mode>): Change type attribute to move_type
6085 with shift_shift. Split out code handling exts from here ...
6086 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6088 (*extendhi_truncateqi): Change type attribute to move_type with
6089 shift_shift. Split out code handling exts from here ...
6090 (*extendhi_truncateqi_exts): ... to this new pattern.
6092 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6094 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6095 instead of "and" with inverted sign bit mask value. Use
6096 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6097 Allocate registers only for operand 4 and operand 5.
6099 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6102 * fold-const.c (fold_cond_expr_with_comparison): When folding
6103 < and <= to MIN, make sure the MIN uses the same type as the
6104 comparison's operands.
6106 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6108 * arm.md (ior_xor): New code iterator.
6109 (split for ior/xor with shift and zero-extend): New split pattern.
6110 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6112 2009-07-15 Richard Guenther <rguenther@suse.de>
6114 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6117 2009-07-15 Richard Guenther <rguenther@suse.de>
6120 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6122 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6124 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6125 handle 2.6.30 kernel.
6127 2009-07-15 DJ Delorie <dj@redhat.com>
6129 * config/mep/mep.md (sibcall_internal): Change register to allow
6130 for 24-bit addresses.
6131 (sibcall_value_internal): Likewise.
6133 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6135 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6136 that are enabled/disabled by the flags introduced by a previous patch.
6138 2009-07-14 DJ Delorie <dj@redhat.com>
6140 * config/mep/mep.md (sibcall_internal): Include non-toggling
6142 (sibcall_value_internal): Likewise.
6144 2009-07-14 Taras Glek <tglek@mozilla.com>
6145 Rafael Espindola <espindola@google.com>
6147 * doc/sourcebuild.texi: Document install-plugin target.
6148 * configure.ac: Added install-plugin target to language makefiles.
6149 * configure: Regenerate.
6150 * Makefile.in: (install-plugin): Install more headers,
6151 depend on lang.install-plugin.
6153 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6155 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6158 2009-07-14 DJ Delorie <dj@redhat.com>
6160 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6161 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6162 * config/mep/mep.md (sibcall_internal): Change test from
6163 mep_vliw_mode_match to mep_vliw_jmp_match.
6164 (sibcall_value_internal): Likewise.
6166 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6168 * config/i386/sse.md (copysign<mode>3): New expander.
6169 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6170 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6171 Use ix86_build_const_vector.
6172 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6173 IX86_BUILTIN_CPYSGNPD.
6174 (builtin_description): Add __builtin_ia32_copysignps and
6175 __builtin_ia32_copysignpd.
6176 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6177 and BUILT_IN_COPYSIGNF.
6179 2009-07-13 Jason Merrill <jason@redhat.com>
6181 * builtins.c (can_trust_pointer_alignment): New fn.
6182 (get_pointer_alignment): Factor it out from here.
6183 * tree.h: Declare it.
6185 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6187 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6190 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6194 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
6196 2009-07-14 Richard Guenther <rguenther@suse.de>
6197 Andrey Belevantsev <abel@ispras.ru>
6200 * cfgexpand.c (partition_stack_vars): Do not bother to update
6201 alias information when not optimizing.
6203 2009-07-14 Richard Guenther <rguenther@suse.de>
6204 Andrey Belevantsev <abel@ispras.ru>
6206 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
6207 (pt_solution_set): Likewise.
6208 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
6209 * tree-ssa-structalias.c (pt_solution_set): New function.
6210 * final.c (rest_of_clean_state): Free SSA data structures.
6211 * print-rtl.c (print_decl_name): Remove.
6212 (print_mem_expr): Implement in terms of print_generic_expr.
6213 * alias.c (ao_ref_from_mem): New function.
6214 (rtx_refs_may_alias_p): Likewise.
6215 (true_dependence): Query alias-export info.
6216 (canon_true_dependence): Likewise.
6217 (write_dependence_p): Likewise.
6218 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6220 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6221 (mem_expr_equal_p): Use operand_equal_p.
6222 (set_mem_attributes_minus_bitpos): Do not use
6223 component_ref_for_mem_expr.
6224 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6225 (update_alias_info_with_stack_vars): Likewise.
6226 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6227 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6228 explicitly nor clear stmt operands.
6229 Free the decl-to-pointer map.
6230 * tree-optimize.c (execute_free_datastructures): Do not free
6231 SSA data structures here.
6232 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6233 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6234 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6236 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6238 2009-07-13 DJ Delorie <dj@redhat.com>
6240 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6241 unrolling at the right iteration count.
6243 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6246 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6248 * haifa-sched.c (rank_for_schedule): Introduced flags to
6249 enable/disable individual scheduling heuristics.
6250 * common.opt: Introduced flags to enable/disable individual
6251 heuristics in the scheduler.
6252 * doc/invoke.texi: Introduced flags to enable/disable individual
6253 heuristics in the scheduler.
6255 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6257 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6258 config/i386/mingw-tls.c.
6259 * config/i386/mingw-tls.c: Removed.
6261 2009-07-13 Ira Rosen <irar@il.ibm.com>
6263 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6264 checks access only relevant statements.
6265 (vectorizable_reduction): Likewise.
6267 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6269 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6270 just for 32-bit case.
6272 2009-07-12 Jan Hubicka <jh@suse.cz>
6274 PR tree-optimization/40585
6275 * except.c (expand_resx_expr): When there already is resume
6276 instruction, produce linked list.
6277 (build_post_landing_pads): Assert that resume is empty.
6278 (connect_post_landing_pads): Handle resume lists.
6279 (dump_eh_tree): Dump resume list.
6281 2009-07-12 Ira Rosen <irar@il.ibm.com>
6283 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6284 with additional argument.
6285 * tree-vectorizer.h (enum vect_def_type): Add
6286 vect_double_reduction_def.
6287 (vect_is_simple_reduction): Add argument.
6288 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6290 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6291 vect_is_simple_reduction with additional argument.
6292 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6294 (reduction_code_for_scalar_code): Handle additional codes by
6295 returning ERROR_MARK for them. Fix comment and indentation.
6296 (vect_is_simple_reduction): Fix comment, add argument to specify
6297 double reduction. Detect double reduction.
6298 (get_initial_def_for_induction): Fix indentation.
6299 (get_initial_def_for_reduction): Fix comment and indentation.
6300 Handle double reduction. Create initial definitions that do not
6301 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6302 (vect_create_epilog_for_reduction): Fix comment, add argument to
6303 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6304 epilogue result extraction. Create double reduction phi node and
6305 replace relevant uses.
6306 (vectorizable_reduction): Call vect_is_simple_reduction with
6307 additional argument. Fix indentation. Update epilogue code treatment
6308 according to the changes in reduction_code_for_scalar_code. Check
6309 for double reduction. Call vect_create_epilog_for_reduction with
6310 additional argument.
6311 * tree-vect-stmts.c (process_use): Handle double reduction, update
6313 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6314 (vect_get_vec_def_for_operand): Likewise.
6316 2009-07-12 Danny Smith <dansmister@gmail.com>
6318 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6319 dllexport if !TREE_PUBLIC.
6320 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6322 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6324 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6325 (avr_extra_arch_macro) Remove declatation.
6326 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6327 (avr_extra_arch_macro) Declare as static.
6328 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6330 2009-07-11 Jan Hubicka <jh@suse.cz>
6333 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6335 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6338 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6339 cold_in_std_section bits.
6340 (dwarf2out_begin_prologue): Initialize them.
6341 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6342 if already covered by text_section or cold_text_section range.
6344 PR rtl-optimization/40667
6345 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6346 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6347 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6348 * config/i386/i386.c (ix86_minimum_alignment): New function.
6349 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6350 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6351 * emit-rtl.c (gen_reg_rtx): Likewise.
6352 * function.c (assign_parms): Likewise. If nominal_type needs
6353 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6354 rather than passed_type's alignment.
6357 * function.c (assign_parm_setup_stack): Adjust
6358 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6359 from nominal_mode on big endian.
6361 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6363 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6365 2009-07-10 DJ Delorie <dj@redhat.com>
6367 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6369 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6371 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6373 (thumb2_cbnz): Likewise.
6375 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6378 * config.gcc (supported_defaults): Add synci.
6379 (with_synci): Add validation.
6380 (all_defaults): Add synci.
6381 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6384 * config/mips/mips.opt (msynci): New option.
6385 * config/mips/mips.c (mips_override_options): Warn on use of
6386 -msynci for targets that do now support it.
6387 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6389 * gcc/doc/invoke.texi (-msynci): Document the new option.
6390 * doc/install.texi (--with-synci): Document the new option.
6392 2009-07-10 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/40496
6395 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6396 the PHI result with a compatible type.
6398 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6402 * c.opt (Wunused-result): New.
6403 * doc/invoke.texi: Document it.
6404 * c-common.c (c_warn_unused_result): Use it.
6406 2009-07-09 DJ Delorie <dj@redhat.com>
6408 * targhooks.c (default_target_can_inline_p): Rename from
6409 default_target_option_can_inline_p.
6410 * targhooks.h (default_target_can_inline_p): Likewise.
6411 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6412 TARGET_OPTION_CAN_INLINE_P.
6413 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6414 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6415 (mep_target_can_inline_p): Rename from
6416 mep_target_option_can_inline_p.
6419 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6420 registers used to pass vectors.
6422 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6424 2009-07-09 Tom Tromey <tromey@redhat.com>
6426 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6427 * config/mmix/mmix.c: Include dwarf2.h.
6428 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6429 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6430 * config/sh/sh.c: Include dwarf2.h.
6431 * config/i386/i386.c: Include dwarf2.h.
6432 * Makefile.in (DWARF2_H): Remove 'elf'.
6433 * except.c: Include dwarf2.h.
6434 * unwind-dw2.c: Include dwarf2.h.
6435 * dwarf2out.c: Include dwarf2.h.
6436 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6437 * unwind-dw2-fde.c: Include dwarf2.h.
6438 * dwarf2asm.c: Include dwarf2.h.
6440 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6442 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6443 (max_issue): Use it.
6444 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6446 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6447 (region_sched_info): Update.
6448 * sched-ebb.c (ebb_sched_info): Update.
6449 * modulo-sched.c (sms_sched_info): Update.
6450 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6452 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6454 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6456 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6458 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6460 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6463 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6464 arg1 with arg01 if arg1 is already INTEGER_CST.
6466 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6468 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6469 Transform (and (truncate)) into (truncate (and)).
6471 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6473 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6474 creating LHS paradoxical subregs. Fix surrounding returns to
6475 use NULL_RTX rather than 0.
6477 2009-07-08 DJ Delorie <dj@redhat.com>
6479 * config/mep/mep.c: (mep_option_can_inline_p): New.
6480 (TARGET_OPTION_CAN_INLINE_P): Define.
6482 2009-07-08 Mark Wielaard <mjw@redhat.com>
6485 * dwarf2out.c (add_data_member_location_attribute): When we have
6486 only a constant offset don't emit a new location description using
6487 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6490 2009-07-08 Richard Henderson <rth@redhat.com>
6493 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6494 (enum reg_class): Add CLOBBERED_REGS.
6495 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6496 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6497 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6498 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6499 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6500 force 64-bit sibcalls into R11.
6501 * config/i386/constraints.md (U): New constraint.
6502 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6503 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6504 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6506 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6508 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6510 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6511 * ebitmap.h (dump_ebitmap): Ditto.
6512 * optabs.h (optab_libfunc): Ditto.
6513 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6514 * tree-flow.h (vect_can_force_dr_alignment_p,
6515 get_vectype_for_scalar_type): Ditto.
6516 (vectorize_loops): Move prototype to ...
6517 * tree-vectorizer.h: ... here. Also, adjust comment.
6518 (vect_set_verbosity_level): Remove duplicate prototype.
6519 * tree-ssa-loop.c: Include tree-vectorizer.h.
6520 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6522 2009-07-08 Nick Clifton <nickc@redhat.com>
6524 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6527 2009-07-08 DJ Delorie <dj@redhat.com>
6529 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6530 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6531 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6533 * config/mep/intrinsics.md: Regenerated.
6534 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6535 registers when asm() or calls are detected.
6537 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6540 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6542 * gimple (gimple_build_call_from_tree): Likewise.
6543 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6544 no_warning flag before warning.
6546 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6548 * tree.c (set_expr_locus): Remove.
6549 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6550 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6552 * gimplify.c (internal_get_tmp_var): Likewise.
6553 (gimplify_call_expr): Likewise.
6554 (gimplify_one_sizepos): Likewise.
6556 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6559 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6560 to variables for debugging purposes.
6562 2009-06-23 Mark Loeser <mark@halcy0n.com>
6565 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6567 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6569 * pretty-print.c (pp_base_format): Remove %J.
6570 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6571 gcc_cxxdiag_char_table): Likewise.
6572 (init_dynamic_diag_info): Likewise.
6574 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6576 * pretty-print.c (pp_base_format): Remove %H.
6577 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6578 gcc_cxxdiag_char_table): Likewise.
6579 (init_dynamic_diag_info): Likewise.
6580 * config/mep/mep.c (mep_select_section): Likewise.
6582 2009-07-07 Duncan Sands <baldrick@free.fr>
6584 * final.c (pass_clean_state): Give the pass a name.
6585 * passes.c (pass_rest_of_compilation): Likewise.
6586 * tree-optimize.c (pass_all_optimizations): Likewise.
6588 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6590 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6591 an extra 'decl' for error_at.
6593 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6596 * tree-tailcall.c (adjust_return_value_with_ops,
6597 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6598 if it has complex or vector type.
6600 2009-07-07 Olivier Hainque <hainque@adacore.com>
6602 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6605 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6607 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6609 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6611 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6612 * c-decl.c: Likewise.
6613 * function.c: Likewise.
6614 * varasm.c: Likewise.
6615 * tree-ssa.c: Likewise.
6616 * c-common.c: Likewise.
6617 * tree-cfg.c: Likewise.
6618 * config/spu/spu.c: Likewise.
6619 * config/ia64/ia64.c: Likewise.
6620 * config/v850/v850.c: Likewise.
6622 2009-07-06 DJ Delorie <dj@redhat.com>
6624 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6625 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6626 unspecified accesses to control registers.
6627 * config/mep/intrinsics.md: Regenerate.
6628 * config/mep/intrinsics.h: Regenerate.
6629 * config/mep/mep-intrin.h: Regenerate.
6631 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6633 * c-lex.c: Replace %H by an explicit location. Update all calls.
6634 * c-common.c: Likewise.
6635 * c-decl.c: Likewise.
6636 * c-typeck.c: Likewise.
6637 * fold-const.c: Likewise.
6638 * gimplify.c: Likewise.
6640 * tree-cfg.c: Likewise.
6641 * tree-ssa-loop-niter.c: Likewise.
6642 * tree-vrp.c: Likewise.
6643 * value-prof.c: Likewise.
6645 2009-07-06 Diego Novillo <dnovillo@google.com>
6647 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6648 if it has one. Handle cases where VAR does not have an
6649 annotation or cfun is NULL.
6651 2009-07-06 Diego Novillo <dnovillo@google.com>
6653 * tree.c: Include debug.h.
6654 (initialize_tree_contains_struct): New.
6655 (init_ttree): Call it.
6656 (tree_node_structure_for_code): Factor out of ...
6657 (tree_node_structure): ... here.
6658 * treestruct.def (TS_PHI_NODE): Remove.
6659 (TS_GIMPLE_STATEMENT): Remove.
6661 2009-07-06 Diego Novillo <dnovillo@google.com>
6663 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6664 (debug_tree_chain): Handle cycles.
6666 2009-07-06 Nick Clifton <nickc@redhat.com>
6667 DJ Delorie <dj@redhat.com>
6669 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6670 __FMOVD_ENABLED__ is defined.
6672 (TARGET_FMOVD): Provide a default definition.
6673 (MASK_FMOVD): Likewise.
6674 (TARGET_CPU_CPP_BUILTINS): Define
6675 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6676 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6677 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6678 (split for DF load from memory into register): Also handle
6679 MEMs which consist of REG+DISP addressing.
6680 (split for DF store from register to memory): Likewise.
6681 (movsf_ie): Always use single fp_mode.
6682 * config/sh/sh.c (sh_override_options): Do not automatically
6683 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6684 that to the -mfmovd command line switch.
6685 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6686 (fldi_ok): Always allow.
6687 * config/sh/sh.opt (mfmovd): Remove this switch.
6688 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6690 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6691 Kaz Kojima <kkojima@gcc.gnu.org>
6693 PR rtl-optimization/30807
6694 * postreload.c (reload_combine): For every new use of REG_SUM,
6695 record the use of BASE.
6697 2009-07-06 Jan Hubicka <jh@suse.cz>
6699 * params.def: Revert my accidental commit at 2009-06-30.
6701 2009-07-04 Ian Lance Taylor <iant@google.com>
6704 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6706 (mingw_format_attribute_overrides): Likewise.
6708 2009-07-04 Jakub Jelinek <jakub@redhat.com>
6711 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
6712 don't check cfa.reg. Instead of cfa.indirect use
6713 fde && fde->drap_reg != INVALID_REGNUM test.
6715 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
6717 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
6719 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
6722 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
6724 2009-07-03 Richard Guenther <rguenther@suse.de>
6726 PR tree-optimization/40640
6727 * tree-switch-conversion.c (build_arrays): Perform arithmetic
6730 2009-07-03 Jan Hubicka <jh@suse.cz>
6732 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
6733 for size, reduce amount of inlining.
6735 2009-07-03 Richard Guenther <rguenther@suse.de>
6738 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
6739 if t +- x is known to not overflow and the conversion widens the
6741 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
6743 2009-07-03 Jan Hubicka <jh@suse.cz>
6745 * ipa-pure-const.c (analyze): Update loop optimizer init.
6746 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
6747 try_remove_empty_loop, remove_empty_loops): Remove.
6748 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
6749 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
6750 to mark regular loops as neccesary.
6751 (degenerate_phi_p): New function.
6752 (propagate_necessity, remove_dead_phis): Use it.
6753 (forward_edge_to_pdom): Likewise.
6754 (eliminate_unnecessary_stmts): Take care to remove uses of results of
6755 virtual PHI nodes that became unreachable.
6756 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
6757 * tree-flow.h (remove_empty_loops): Remove.
6758 * passes.c (init_optimization_passes): Remove.
6760 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
6763 can_create_pseudo_p.
6764 (*fix_trunc<mode>_i387_1): Ditto.
6765 (*floathi<mode>2_1): Ditto.
6766 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
6767 (*fistdi2_1): Ditto.
6768 (*fist<mode>2_1): Ditto.
6769 (frndintxf2_floor): Ditto.
6770 (*fist<mode>2_floor_1): Ditto.
6771 (frndintxf2_ceil): Ditto.
6772 (*fist<mode>2_ceil_1): Ditto.
6773 (frndintxf2_trunc): Ditto.
6774 (frndintxf2_mask_pm): Ditto.
6775 (fxam<mode>2_i387_with_temp): Ditto.
6776 * config/i386/sse.md (mulv16qi3): Ditto.
6777 (*sse2_mulv4si3): Ditto.
6779 (sse4_2_pcmpestr): Ditto.
6780 (sse4_2_pcmpistr): Ditto.
6782 2009-07-03 Jan Hubicka <jh@suse.cz>
6784 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
6785 (mark_stmt_necessary): Set it.
6786 (mark_operand_necessary): Set it.
6787 (mark_control_dependent_edges_necessary): Set it.
6788 (mark_virtual_phi_result_for_renaming): New function.
6789 (get_live_post_dom): New function.
6790 (forward_edge_to_pdom): New function.
6791 (remove_dead_stmt): Fix handling of control dependences.
6792 (tree_dce_init): Init new bitmap.
6793 (tree_dce_done): Free it.
6795 2009-07-02 Richard Guenther <rguenther@suse.de>
6798 * tree-ssa-structalias.c (new_var_info): Initialize
6801 2009-07-02 Jan Hubicka <jh@suse.cz>
6803 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6806 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
6808 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
6809 instead of recomputing it. Adjust calls.
6810 (emit_store_flag): Adjust recursive calls.
6812 2009-07-02 Richard Guenther <rguenther@suse.de>
6814 * tree-ssa-live.c (remove_unused_locals): Do not remove
6816 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
6817 of DECL_EXTERNAL for HEAP variables.
6818 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
6819 HEAP variables. Do not adjust RESTRICT vars.
6820 (find_what_var_points_to): Nobody cares if something
6823 2009-07-02 Ben Elliston <bje@au.ibm.com>
6825 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
6826 pc_low and pc_high declarations to the top of the function.
6828 2009-07-01 DJ Delorie <dj@redhat.com>
6830 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
6832 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
6833 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
6834 unspecified accesses to control registers.
6835 * config/mep/intrinsics.md: Regenerate.
6836 * config/mep/intrinsics.h: Regenerate.
6837 * config/mep/mep-intrin.h: Regenerate.
6839 2009-07-01 Anthony Green <green@moxielogic.com>
6841 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6842 instruction when possible.
6843 (moxie_expand_prologue): Ditto. Also, save an instruction and
6844 some complexity by popping off of $r12 instead of $sp.
6845 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
6848 2009-07-01 Richard Henderson <rth@redhat.com>
6851 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
6852 contained no insns, reposition note before last insn.
6854 2009-07-01 Richard Henderson <rth@redhat.com>
6857 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
6858 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
6860 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6863 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
6864 darwin9 for printing reg addresses with %y.
6866 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6868 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
6869 truncation from operands in binary operations.
6871 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
6874 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6875 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6876 subreg of op0 to the original op0.
6878 * expmed.c (store_bit_field_1): Use a temporary as the destination
6879 instead of a paradoxical subreg when we need to truncate the result.
6881 2009-07-01 DJ Delorie <dj@redhat.com>
6883 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
6884 names to VLIW variants.
6885 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
6886 * config/mep/intrinsics.md: Regenerate.
6887 * config/mep/intrinsics.h: Regenerate.
6888 * config/mep/mep-intrin.h: Regenerate.
6890 2009-07-01 Jakub Jelinek <jakub@redhat.com>
6893 * jump.c (returnjump_p): Revert last patch.
6894 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
6896 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6899 * pa.md (casesi32p): Use jump table label to determine the offset
6901 (casesi64p): Likewise.
6903 * pa.c (forward_branch_p): Return bool type. Use instruction
6904 addresses when available. Assert that INSN has a jump label.
6905 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
6908 2009-07-01 Richard Guenther <rguenther@suse.de>
6910 PR tree-optimization/19831
6911 * tree-ssa-dce.c (propagate_necessity): Calls to functions
6912 that only act as barriers do not make any previous stores necessary.
6913 * tree-ssa-structalias.c (handle_lhs_call): Delay making
6914 HEAP variables global, do not add a constraint from nonlocal.
6915 (find_func_aliases): Handle escapes through return statements.
6916 (compute_points_to_sets): Make escaped HEAP variables global.
6918 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6921 * expmed.c (emit_store_flag): Perform a conversion if necessary,
6922 after reducing a DImode cstore to SImode.
6924 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
6926 * expr.c (expand_expr_real_1): Reinstate fallthrough to
6927 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
6929 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
6931 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
6932 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
6934 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
6935 and umod_optab if TARGET_BSD_DIVMOD.
6936 * config/vax/lib1funcs.asm: New file.
6937 * config/vax/t-linux: New file.
6938 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
6940 2009-06-30 Jakub Jelinek <jakub@redhat.com>
6943 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
6944 to type arguments that have void type.
6947 * dwarf2out.c (gen_formal_parameter_die): Call
6948 equate_decl_number_to_die if node is different from origin.
6950 2009-06-30 Anthony Green <green@moxielogic.com>
6952 Clean up moxie port for --enable-build-with-cxx.
6953 * config/moxie/moxie.c (moxie_function_value): First two
6954 parameters are const_tree, not tree.
6955 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
6956 (REG_CLASS_NAMES): Ditto.
6957 (REGNO_REG_CLASS): Ditto.
6958 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
6959 (moxie_function_value): Fix constyness of arguments.
6961 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
6963 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
6964 finalize_size_functions before further processing.
6965 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
6966 (variable_size): Call self_referential_size on size expressions
6967 that contain a PLACEHOLDER_EXPR.
6968 (size_functions): New static variable.
6969 (copy_self_referential_tree_r): New static function.
6970 (self_referential_size): Likewise.
6971 (finalize_size_functions): New global function.
6972 * tree.c: Include tree-inline.h.
6973 (push_without_duplicates): New static function.
6974 (find_placeholder_in_expr): New global function.
6975 (substitute_in_expr) <tcc_declaration>: Return the replacement object
6977 <tcc_expression>: Likewise.
6978 <tcc_vl_exp>: If the replacement object is a constant, try to inline
6979 the call in the expression.
6980 * tree.h (finalize_size_functions): Declare.
6981 (find_placeholder_in_expr): Likewise.
6982 (FIND_PLACEHOLDER_IN_EXPR): New macro.
6983 (substitute_placeholder_in_expr): Update comment.
6984 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
6986 (copy_tree_body_r): Likewise.
6987 (copy_tree_body): New static function.
6988 (maybe_inline_call_in_expr): New global function.
6989 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
6990 (maybe_inline_call_in_expr): Declare.
6991 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
6992 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
6995 2009-06-30 Richard Guenther <rguenther@suse.de>
6997 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
6999 (propagate_necessity): Do not mark reaching defs of stores
7002 2009-06-30 Jan Hubicka <jh@suse.cz>
7004 * cfgloopanal.c (check_irred): Move into ...
7005 (mark_irreducible_loops): ... here; return true if ireducible
7007 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7008 (analyze_function): Try to prove loop finiteness.
7009 * cfgloop.h (mark_irreducible_loops): Update prototype.
7010 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7012 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7014 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7016 2009-06-30 Ira Rosen <irar@il.ibm.com>
7018 PR tree-optimization/40542
7019 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7022 2009-06-30 Martin Jambor <mjambor@suse.cz>
7024 PR tree-optimization/40582
7025 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7026 than useless_type_conversion_p.
7027 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7030 2009-06-30 Martin Jambor <mjambor@suse.cz>
7033 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7035 2009-06-30 Richard Guenther <rguenther@suse.de>
7037 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7038 use ao_ref references.
7039 (walk_aliased_vdefs): Likewise.
7040 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7041 * tree-ssa-dce.c (struct ref_data): Remove.
7042 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7043 (mark_aliased_reaching_defs_necessary): Adjust.
7044 (mark_all_reaching_defs_necessary_1): Likewise.
7046 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7049 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7050 (emit_store_flag_1): Extract from emit_store_flag, adjust
7051 calls to (what now is) emit_cstore.
7052 (emit_store_flag): Call emit_store_flag_1 and also use it
7053 for what used to be recursive calls.
7055 2009-06-30 Wei Guozhi <carrot@google.com>
7058 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7059 if the target bb post dominates from bb.
7060 * config/i386/i386.c (memory_address_length): Check existence of base
7061 register before using it.
7063 2009-06-30 Nick Clifton <nickc@redhat.com>
7064 DJ Delorie <dj@redhat.com>
7066 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7067 __FMOVD_ENABLED__ is defined.
7069 (TARGET_FMOVD): Provide a default definition.
7070 (MASK_FMOVD): Likewise.
7071 (TARGET_CPU_CPP_BUILTINS): Define
7072 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7073 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7074 two fmov instructions depending upon whether TARGET_FMOVD is
7076 (split for DF load from memory into register): Also handle
7077 MEMs which consist of REG+DISP addressing.
7078 (split for DF store from register to memory): Likewise.
7079 * config/sh/sh.opt (mfmovd): Remove this switch.
7080 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7081 * config/sh/sh.c (sh_override_options): Do not automatically
7082 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7083 that to the -mfmovd command line switch.
7085 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7087 (fldi_ok): Always allow.
7088 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7090 2009-06-29 DJ Delorie <dj@redhat.com>
7092 * doc/install.texi (mep-x-elf): Correct chip's full name.
7094 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7096 * doc/extend.texi: Fix typo.
7098 2009-06-29 Tom Tromey <tromey@redhat.com>
7101 * Makefile.in (DWARF2_H): New variable.
7103 (dwarf2out.o): Likewise.
7104 (dwarf2asm.o): Likewise.
7105 * config/i386/t-i386: Use DWARF2_H.
7106 * except.c: Include elf/dwarf2.h.
7107 * unwind-dw2.c: Include elf/dwarf2.h.
7108 * dwarf2out.c: Include elf/dwarf2.h.
7109 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7110 <dtprel>: New field.
7111 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7112 (size_of_loc_descr): Likewise.
7113 (output_loc_operands_raw): Likewise.
7114 (output_loc_operands): Handle new dtprel field.
7115 (loc_checksum): Update.
7116 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7117 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7118 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7119 * dwarf2asm.c: Include elf/dwarf2.h.
7120 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7121 * config/mmix/mmix.c: Include elf/dwarf2.h.
7122 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7123 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7124 * config/sh/sh.c: Include elf/dwarf2.h.
7125 * config/i386/i386.c: Include elf/dwarf2.h.
7127 2009-06-29 DJ Delorie <dj@redhat.com>
7129 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7131 * doc/extend.texi: Add MeP attributes and pragmas.
7132 * doc/invoke.text: Add MeP Options.
7133 * doc/contrib.texi: Add MeP contribution.
7134 * doc/md.texi: Add MeP constraints.
7135 * doc/install.texi: Add MeP target.
7137 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7139 * target.h (struct gcc_target): Add frame_pointer_required field.
7140 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7141 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7142 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7144 * reload1.c (update_eliminables): (Ditto.).
7145 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7146 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7147 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7149 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7151 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7152 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7153 (arm_frame_pointer_required): New function.
7155 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7156 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7157 (avr_frame_pointer_required_p): Declare as static.
7158 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7160 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7161 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7162 (bfin_frame_pointer_required): Make as static, change return type
7164 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7166 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7167 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7168 (cris_frame_pointer_required): New function.
7170 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7172 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7173 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7174 (fr30_frame_pointer_required): New function.
7176 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7177 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7178 (frv_frame_pointer_required): Make as static, change return type
7180 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7182 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7183 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7184 (ix86_frame_pointer_required): Make as static, change return type to
7186 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7188 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7189 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7191 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7193 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
7195 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
7197 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
7198 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7199 (mips_frame_pointer_required): Make as static.
7200 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
7202 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
7203 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7204 (mmix_frame_pointer_required): Mew function.
7206 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
7207 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7209 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
7211 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
7213 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
7215 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
7216 (CAN_ELIMINATE): Redefine.
7217 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7218 (sparc_frame_pointer_required): New function.
7219 (sparc_can_eliminate): New function.
7220 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7222 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7223 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7225 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7226 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7227 (xtensa_frame_pointer_required): Make as static, change return type
7229 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7232 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7234 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7235 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7236 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7237 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7238 (register_callback): Handle PLUGIN_START_UNIT.
7239 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7241 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7243 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7245 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7246 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7248 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7250 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7253 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7255 * doc/extend.texi (Additional Floating Types): __float128 is also
7256 supported on i386 targets.
7258 2009-06-29 Richard Guenther <rguenther@suse.de>
7261 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7263 (pt_solutions_same_restrict_base): Declare.
7264 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7266 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7267 (make_constraint_from, make_copy_constraint): Move earlier.
7268 (make_constraint_from_heapvar): New function.
7269 (make_constraint_from_restrict): Likewise.
7270 (handle_lhs_call): Use it.
7271 (find_func_aliases): Use it to track conversions to restrict
7273 (struct fieldoff): Add only_restrict_pointers flag.
7274 (push_fields_onto_fieldstack): Initialize it.
7275 (create_variable_info_for): Track global restrict qualified pointers.
7276 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7277 Track restrict qualified pointer arguments.
7278 (set_uids_in_ptset): Use varinfo is_global_var flag.
7279 (find_what_var_points_to): Set the vars_contains_restrict flag.
7280 Always create the points-to solution for sets including restrict tags.
7281 (pt_solutions_same_restrict_base): New function.
7282 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7283 qualified pointers use pt_solutions_same_restrict_base as
7284 additional source for disambiguation.
7286 2009-06-29 Richard Guenther <rguenther@suse.de>
7289 * alias.c (find_base_decl): Remove.
7290 (get_deref_alias_set_1): Remove restrict handling.
7291 * c-common.c (c_apply_type_quals_to_decl): Do not set
7292 DECL_POINTER_ALIAS_SET.
7293 * gimplify.c (find_single_pointer_decl_1): Remove.
7294 (find_single_pointer_decl): Likewise.
7295 (internal_get_tmp_var): Remove restrict handling.
7296 (gimple_regimplify_operands): Likewise.
7297 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7298 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7299 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7300 * tree.c (restrict_base_for_decl): Remove.
7301 (init_ttree): Do not allocate it.
7302 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7303 LABEL_DECL_UID for label decls.
7304 (copy_node_stat): Do not copy restrict information.
7305 (decl_restrict_base_lookup): Remove.
7306 (decl_restrict_base_insert): Likewise.
7307 (print_restrict_base_statistics): Likewise.
7308 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7309 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7310 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7311 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7312 (LABEL_DECL_UID): Adjust.
7313 (DECL_BASED_ON_RESTRICT_P): Remove.
7314 (DECL_GET_RESTRICT_BASE): Likewise.
7315 (SET_DECL_RESTRICT_BASE): Likewise.
7316 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7318 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7319 instead of DECL_POINTER_ALIAS_SET.
7320 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7321 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7322 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7324 2009-06-29 Richard Guenther <rguenther@suse.de>
7326 PR tree-optimization/40579
7327 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7328 the IL to simplify has constants that overflowed.
7330 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7332 PR tree-optimization/40550
7333 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7334 vector_compute_type only when the size of vector_compute_type is
7335 less than the size of type.
7337 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7339 * fold-const.c (contains_label_1): Fix comments.
7340 (contains_label_p): Do not walk trees multiple time.
7342 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7344 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7345 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7346 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7347 ix86_fp_comparison_operator.
7348 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7349 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7350 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7351 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7352 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7353 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7354 (related splits): Change predicate to ix86_fp_comparison_operator.
7355 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7356 instead of ix86_fp_comparison_codes.
7357 (ix86_trivial_fp_comparison_operator,
7358 ix86_fp_comparison_operator): New.
7359 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7360 (ix86_expand_compare): Eliminate last two parameters.
7361 (ix86_fp_jump_nontrivial_p): Kill.
7362 * config/i386/i386.c (put_condition_code): Eliminate call to
7363 ix86_fp_comparison_codes and subsequent assertion.
7364 (ix86_fp_comparison_codes): Eliminate.
7365 (ix86_fp_swap_condition): New.
7366 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7367 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7368 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7369 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7370 and ix86_fp_swap_condition.
7371 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7372 Use ix86_fp_comparison_strategy.
7373 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7374 (ix86_fp_jump_nontrivial_p): Eliminate.
7375 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7376 call to ix86_expand_compare.
7377 (ix86_split_fp_branch, ix86_expand_setcc,
7378 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7379 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7381 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7383 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7384 related to jump_clobbers.
7385 * config/arm/arm.md (conds): Remove jump_clob case.
7386 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7387 splits): Change comparison_operator to arm_comparison_operator.
7388 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7391 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7393 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7394 condition for floating point modes.
7395 * expmed.c (emit_store_flag_1): Move here a bigger part
7397 (emit_store_flag): Try swapping the condition for floating point
7399 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7401 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7403 * expr.c (expand_expr_real_1): Just use do_store_flag.
7404 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7405 emit_store_flag_force.
7406 * expmed.c (emit_store_flag_force): Copy here trick
7407 previously in expand_expr_real_1. Try reversing the comparison.
7408 (emit_store_flag_1): Work if target is NULL.
7409 (emit_store_flag): Work if target is NULL, using the result mode
7410 from the comparison. Use split_comparison, restructure final part
7411 to simplify conditionals.
7413 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7415 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7416 * dojump.c (do_jump): Change handling of floating-point
7417 ops to use just do_compare_and_jump.
7418 (split_comparison): New.
7419 (do_compare_rtx_and_jump): Add here logic coming previously
7420 in do_jump, using split_comparison.
7422 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7425 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7427 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7429 * tree-ssa-alias.c: Fix unintentional commit.
7431 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7433 * passes.c (execute_one_pass): Fix unintentional commit.
7435 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7437 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7438 (df_rd_local_compute, df_md_local_compute): Inline them.
7440 (df_md_scratch): New.
7441 (df_md_alloc, df_md_free): Allocate/free it.
7442 (df_md_local_compute): Only include live registers in init.
7443 (df_md_transfer_function): Prune the in-set computed by
7444 the confluence function, and the gen-set too.
7446 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7448 PR rtl-optimization/26854
7449 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7450 * df-problems.c (df_rd_add_problem): Fix comment.
7451 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7452 df_md_simulate_artificial_defs_at_top,
7453 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7454 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7455 df_md_transfer_function, df_md_init, df_md_confluence_0,
7456 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7457 problem_MD, df_md_add_problem): New.
7458 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7459 df_md_get_bb_info): New.
7460 (DF_LAST_PROBLEM_PLUS1): Adjust.
7462 * Makefile.in (fwprop.o): Include domwalk.h.
7463 * fwprop.c: Include domwalk.h.
7464 (reg_defs, reg_defs_stack): New.
7465 (bitmap_only_bit_between): Remove.
7466 (process_defs): New.
7467 (process_uses): Use reg_defs and local_md instead of
7468 bitmap_only_bit_between and local_rd.
7469 (single_def_use_enter_block): New, from build_single_def_use_links.
7470 (single_def_use_leave_block): New.
7471 (build_single_def_use_links): Remove code moved to
7472 single_def_use_enter_block, invoke domwalk.
7473 (use_killed_between): Adjust comment.
7475 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7477 * bitmap.h (bitmap_ior_and_into): New.
7478 * bitmap.c (bitmap_ior_and_into): New.
7480 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7482 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7483 before_dom_children_before_stmts and after_dom_children_after_stmts.
7484 Rename the two remaining callbacks to just before_dom_children and
7485 after_dom_children. Remove other GIMPLE statement walking bits.
7486 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7487 * graphite.c: Do not include domwalk.h.
7488 * tree-into-ssa.c (interesting_blocks): New global.
7489 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7490 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7491 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7492 now that they're not domwalk callbacks.
7493 (rewrite_initialize_block): Rename to...
7494 (rewrite_enter_block): ... this, place after called functions. Test
7495 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7496 (rewrite_finalize_block): Rename to...
7497 (rewrite_leave_block): ... this, place after called functions.
7498 (rewrite_update_init_block): Rename to...
7499 (rewrite_update_enter_block): ... this, place after called functions.
7500 Test interesting_blocks, call rewrite_update_stmt and
7501 rewrite_update_phi_arguments.
7502 (rewrite_update_fini_block): Rename to...
7503 (rewrite_leave_block): ... this, place after called functions.
7504 (rewrite_blocks): Remove last argument, simplify initialization of
7506 (mark_def_sites_initialize_block): Rename to...
7507 (mark_def_sites_block): ... this, call mark_def_sites.
7508 (mark_def_sites_blocks): Remove argument, simplify initialization of
7510 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7511 (update_ssa): Likewise.
7512 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7514 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7515 (dom_opt_initialize_block): Rename to...
7516 (dom_opt_enter_block): ... this, place after called functions. Walk
7517 statements here, inline propagate_to_outgoing_edges.
7518 (dom_opt_finalize_block): Rename to...
7519 (dom_opt_leave_block): ... this, place after called functions.
7520 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7522 (dse_enter_block, dse_record_phi): New.
7523 (dse_record_phis): Delete.
7524 (dse_finalize_block): Rename to...
7525 (dse_leave_block): ... this.
7526 (tree_ssa_dse): Simplify initialization of walk_data.
7527 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7528 Adjust initialization of walk_data.
7529 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7530 * tree-ssa-loop-phiopt.c (get_non_trapping):
7531 Adjust initialization of walk_data.
7532 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7533 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7534 it's not a domwalk callback.
7535 (uncprop_initialize_block): Rename to...
7536 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7537 (dse_finalize_block): Rename to...
7538 (dse_leave_block): ... this.
7539 (tree_ssa_uncprop): Simplify initialization of walk_data.
7540 * Makefile.in: Adjust dependencies.
7542 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7544 * arm.md (casesi): Fix test for Thumb1.
7545 (thumb1_casesi_internal_pic): Likewise.
7546 (thumb1_casesi_dispatch): Likewise.
7548 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7550 * config/arm/arm-cores.def: Added core cortex-m0.
7551 * config/arm/arm-tune.md: Regenerated.
7552 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7554 2009-06-26 DJ Delorie <dj@redhat.com>
7556 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7558 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7559 the scheduler doesn't tag jump insns.
7561 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7563 * c-decl.c (merge_decls): Re-indent.
7565 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7568 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7569 Special-case decimal float constants.
7571 2009-06-26 Richard Henderson <rth@redhat.com>
7573 * function.h (struct function): Add cannot_be_copied_reason,
7574 and cannot_be_copied_set.
7575 * tree-inline.c (has_label_address_in_static_1): Rename from
7576 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7577 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7578 don't set inline_forbidden_reason.
7579 (copy_forbidden): New function, split out of inline_forbidden_p.
7580 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7581 (inline_forbidden_p): Use copy_forbidden.
7582 (tree_versionable_function_p): Likewise.
7583 (inlinable_function_p): Merge into tree_inlinable_function_p.
7584 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7585 * ipa-cp.c (ipcp_versionable_function_p): New function.
7586 (ipcp_cloning_candidate_p): Use it.
7587 (ipcp_node_modifiable_p): Likewise.
7589 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7591 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7592 that is marked not to be inlined. Remove flag_mudflap use.
7593 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7594 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7596 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7599 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7600 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7602 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7604 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7606 (__mingwthr_remove_key_dtor): Likewise.
7608 2009-06-26 Richard Guenther <rguenther@suse.de>
7610 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7612 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7615 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7616 try the non-cond_exec path also.
7618 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7621 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7622 (output_cbranch): Use new functions.
7623 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7626 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7627 Pat Haugen <pthaugen@us.ibm.com>
7628 Revital Eres <ERES@il.ibm.com>
7630 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7631 for %c error. Add %x support to print VSX registers as a unified
7632 register set, instead of separate float and altivec registers.
7633 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7634 %y case, and add support for VSX pre-modify addresses.
7635 (output_toc): Add assert for CONST containing an integer constant
7637 (rs6000_adjust_cost): Add POWER7 support.
7638 (insn_must_be_first_in_group): Ditto.
7639 (insn_must_be_last_in_group): Ditto.
7640 (rs6000_emit_popcount): Ditto.
7641 (rs6000_vector_mode_supported_p): Ditto.
7643 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7644 Change some of the functions called by macros to being called
7645 through a pointer, so debug functions can be inserted if
7646 -mdebug=addr or -mdebug=cost.
7647 (rs6000_preferred_reload_class_ptr): Ditto.
7648 (rs6000_secondary_reload_class_ptr): Ditto.
7649 (rs6000_secondary_memory_needed_ptr): Ditto.
7650 (rs6000_cannot_change_mode_class_ptr): Ditto.
7651 (rs6000_secondary_reload_inner): Ditto.
7652 (rs6000_legitimize_reload_address): Ditto.
7653 (rs6000_legitimize_reload_address_ptr): Ditto.
7654 (rs6000_mode_dependent_address): Ditto.
7655 (rs6000_mode_dependent_address_ptr): Ditto.
7657 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7658 function to return true if the mode allows reg + integer
7660 (virtual_stack_registers_memory_p): New function to return true if
7661 the address refers to a virtual stack register.
7662 (rs6000_legitimate_offset_address_p): Move code to say whether a
7663 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7665 (rs6000_legitimate_address_p): Add checks for modes that only can
7666 do reg+reg addressing. Start adding VSX support.
7667 (rs6000_legitimize_reload_address): Ditto.
7668 (rs6000_legitimize_address): Ditto.
7669 (rs6000_debug_legitimate_address_p): New debug functions for
7670 -mdebug=addr and -mdebug=cost.
7671 (rs6000_debug_rtx_costs): Ditto.
7672 (rs6000_debug_address_costs): Ditto.
7673 (rs6000_debug_adjust_cost): Ditto.
7674 (rs6000_debug_legitimize_address): Ditto.
7675 (rs6000_legitimize_reload_address_ptr): Point to call normal
7676 function or debug function. Make functions called via pointer
7678 (rs6000_mode_dependent_address_ptr): Ditto.
7679 (rs6000_secondary_reload_class_ptr): Ditto.
7680 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7681 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7682 into a friendlier error.
7683 (rs6000_init_builtins): Add initial VSX support.
7684 (rs6000_adjust_cost): Fix some spacing issues.
7686 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7687 (REG_CLASS_NAMES): Ditto.
7688 (REG_CLASS_CONTENTS): Ditto.
7689 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7690 pointer, to add -mdebug=addr support.
7691 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7692 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7693 -mdebug=addr support.
7694 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7695 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7696 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7698 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7700 (bswapsi*): Set attribute types for load/store. Add combiner
7701 patterns to eliminate zero extend on 64-bit.
7702 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7703 stdbrx if the hardware supports those instructions.
7705 2009-06-25 Ian Lance Taylor <iant@google.com>
7707 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7708 (Link Options): Document -static-libstdc++.
7710 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7713 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
7714 DATA_ALIGNMENT instead.
7716 2009-06-25 Richard Guenther <rguenther@suse.de>
7718 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
7719 indirect references against the callused/escaped solutions.
7720 (call_may_clobber_ref_p_1): Likewise.
7722 2009-06-25 Martin Jambor <mjambor@suse.cz>
7724 PR tree-optimization/40493
7725 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
7726 (enum unscalarized_data_handling): New type.
7727 (handle_unscalarized_data_in_subtree): Return what has been done.
7728 (load_assign_lhs_subreplacements): Handle left flushes differently.
7729 (sra_modify_assign): Use unscalarized_data_handling, simplified
7730 condition determining whether to remove the statement.
7732 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
7734 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
7735 excerpt - @ should be doubled for texinfo.
7737 2009-06-24 Ian Lance Taylor <iant@google.com>
7739 * config/arc/arc.c: Include "df.h".
7740 (arc_attribute_table): Make static. Move higher in file.
7741 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
7742 (output_shift): Initialize n later to avoid warning.
7743 * config/arm/arm.c (arm_attribute_table): Make static. Move
7745 * config/avr/avr.c (avr_attribute_table): Make static. Move
7747 (reg_class_tab): Change array type from int to enum reg_class.
7748 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
7750 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
7751 (lshrhi3_out): Likewise.
7752 (class_likely_spilled_p): Change return type to bool.
7753 (avr_rtx_costs): Use local code variable with enum type.
7754 * config/avr/avr.md (movmemhi): Use add_reg_note.
7755 (andhi3, andsi3): Don't use AS2 with "and".
7756 (iorhi3, iorsi3): Don't use AS2 with "or".
7757 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
7758 * config/crx/crx.c: Include "df.h".
7759 (crx_attribute_table): Make static.
7760 * config/m32r/m32r.c: Include "df.h".
7761 (m32r_attribute_table): Make static. Move higher in file.
7762 (pop): Use add_reg_note.
7763 (block_move_call): Change 0 to LCT_NORMAL in function call.
7764 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
7765 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
7766 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
7767 declare, not just when TREE_CODE is defined.
7768 * config/m68hc11/m68hc11.c: Include "expr.h".
7769 (m68hc11_attribute_table): Make static. Move higher in file.
7770 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
7772 (m68hc11_register_indirect_p): Likewise.
7773 (m68hc11_function_arg_padding): Change return type to enum
7775 (emit_move_after_reload): Use add_reg_note.
7776 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
7777 (m68hc11_split_logical): Likewise.
7778 (m68hc11_rtx_costs): Add local code_and outer_code variables with
7780 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
7781 to VOIDmode in function call.
7782 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
7784 (m68hc11_split_logical): Update declaration.
7785 (m68hc11_function_arg_padding): Update declaration.
7786 * config/mcore/mcore.c (regno_reg_class): Change form array of int
7787 to array of enum reg_class.
7788 (mcore_attribute_table): Make static. Move higher in file.
7789 (mcore_rtx_costs): Add cast to enum type.
7790 * config/mcore/mcore.h (regno_reg_class): Update declaration.
7791 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
7792 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
7794 * config/sh/predicates.md (trapping_target_operand): Rename and to
7796 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
7798 * config/spu/spu.c (spu_attribute_table): Make static. Move
7800 * config/v850/v850.c (v850_attribute_table): Make static. Move
7802 (v850_rtx_costs): Use local code with enum type.
7803 (expand_epilogue): Add cast.
7804 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
7806 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
7809 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
7810 -m2a-single-only and -m2a-nofpu.
7811 * config/sh/sh.opt: Document m2a generates FPU code.
7813 2009-06-24 Anatoly Sokolov <aesok@post.ru>
7815 * defaults.h (CAN_ELIMINATE): Provide default.
7816 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7817 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
7818 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
7819 * config/spu/spu.h (CAN_ELIMINATE): Delete.
7820 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
7821 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
7822 * config/cris/cris.h (CAN_ELIMINATE): Delete.
7823 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
7824 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
7825 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
7827 2009-06-24 DJ Delorie <dj@redhat.com>
7829 * mep-ext-cop.cpu: Fix copyright notice.
7830 * mep-default: Fix copyright notice.
7831 * mep-core: Fix copyright notice.
7832 * mep: Fix copyright notice.
7833 * mep-ivc2: Fix copyright notice.
7834 * mep-c5: Fix copyright notice.
7836 2009-06-24 Denis Chertykov <chertykov@gmail.com>
7838 * doc/contrib.texi (Contributors):
7840 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
7843 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
7844 src and dst operands if necessary.
7846 2009-06-23 DJ Delorie <dj@redhat.com>
7849 * config.gcc: Add mep support.
7850 * recog.c: Resurrect validate_replace_rtx_subexp().
7851 * recog.h: Likewise.
7852 * config/mep/: Add new port:
7853 * config/mep/constraints.md: New file.
7854 * config/mep/default.h: New file.
7855 * config/mep/intrinsics.h: New file.
7856 * config/mep/intrinsics.md: New file.
7857 * config/mep/ivc2-template.h: New file.
7858 * config/mep/mep-c5.cpu: New file.
7859 * config/mep/mep-core.cpu: New file.
7860 * config/mep/mep-default.cpu: New file.
7861 * config/mep/mep-ext-cop.cpu: New file.
7862 * config/mep/mep-intrin.h: New file.
7863 * config/mep/mep-ivc2.cpu: New file.
7864 * config/mep/mep-lib1.asm: New file.
7865 * config/mep/mep-lib2.c: New file.
7866 * config/mep/mep-pragma.c: New file.
7867 * config/mep/mep-protos.h: New file.
7868 * config/mep/mep-tramp.c: New file.
7869 * config/mep/mep.c: New file.
7870 * config/mep/mep.cpu: New file.
7871 * config/mep/mep.h: New file.
7872 * config/mep/mep.md: New file.
7873 * config/mep/mep.opt: New file.
7874 * config/mep/predicates.md: New file.
7875 * config/mep/t-mep: New file.
7877 2009-06-23 Ian Lance Taylor <iant@google.com>
7879 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
7880 from loose_warn into c_loose_warn and from strict_warn into
7881 c_strict_warn. Set and substitute warn_cxxflags. Check for
7882 --enable-build-with-cxx. Set and substitute
7883 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
7884 * Makefile.in (CXXFLAGS): New variable.
7885 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
7886 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
7887 the default is the same as $(STRICT_WARN).
7888 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
7889 (CXX): New variable.
7890 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
7891 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
7892 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
7893 (HOST_LIBS): New variable.
7894 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
7895 (ALL_CXXFLAGS): New variable.
7896 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
7897 * doc/install.texi (Configuration): Document
7898 --enable-build-with-cxx, --with-stage1-ldflags,
7899 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
7900 * configure: Rebuild.
7902 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7904 * config/arm/arm.c (arm_override_options): Fix braces and formatting
7905 from previous commit.
7907 2009-06-23 Ian Lance Taylor <iant@google.com>
7909 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
7911 2009-06-23 Ian Lance Taylor <iant@google.com>
7913 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
7914 with ATTRIBUTE_UNUSED.
7916 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7917 Pat Haugen <pthaugen@us.ibm.com>
7918 Revital Eres <eres@il.ibm.com>
7920 * config.in (HAVE_AS_POPCNTD): Add default definition.
7921 (HAVE_AS_LWSYNC): Ditto.
7923 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
7925 (gcc_cv_as_powerpc_cmpb): Ditto.
7926 (gcc_cv_as_powerpc_dfp): Ditto.
7927 (gcc_cv_as_powerpc_vsx): Ditto.
7928 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
7929 supporting the popcntd/lwsync instructions.
7930 (gcc_cv_as_powerpc_lwsync): Ditto.
7931 * configure: Regenerate.
7933 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
7934 -mcpu=native and -mcpu=power7.
7935 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
7937 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
7938 a variable instead of a mask to reduce the number of mask bits.
7939 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
7940 (-mbit-word): Ditto.
7941 (-mregnames): Ditto.
7942 * config/rs6000/rs6000.opt (-mupdate): Ditto.
7943 (-mfused-madd): Ditto.
7945 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
7947 (-mvsx): New switch for VSX instructions.
7948 (-misel): Move from a variable to a mask to allow it to be set by
7951 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
7952 function declaration to an array declaration.
7953 (rs6000_hard_regno_nregs): New external array declaration.
7955 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
7956 files included by rs6000.md.
7958 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
7959 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
7961 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
7963 (rs6000_debug_reg): New -mdebug= variables.
7964 (rs6000_debug_addr): Ditto.
7965 (rs6000_debug_cost): Ditto.
7966 (rs6000_pmode): New variable to hold Pmode.
7967 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
7968 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
7969 calculated at compiler start.
7970 (rs6000_hard_regno_nregs): Change function to an array which holds
7971 HARD_REGNO_NREGS calculated at compiler start.
7972 (rs6000_explicit_options): Delete isel field.
7973 (rs6000_vector_unit): New array to hold which vector unit
7974 supports arithmetic options for a given type.
7975 (rs6000_vector_mem): New array to hold which vector unit supports
7976 memory reference operations for a given type.
7977 (rs6000_vector_align): New array to given the alignment of each
7979 (power7_cost): New basic costs for power7.
7980 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
7981 (rs6000_hard_regno_nregs_internal): New function, moved from
7982 HARD_REGNO_NREGS, to calculate the number of registers each hard
7983 register takes for each type.
7984 (rs6000_debug_reg_print): New function for -mdebug=reg support.
7985 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
7986 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
7987 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
7988 unit information here so it is calculated once at compiler startup
7990 (rs6000_override_options): Make -misel a target mask. Add more
7991 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
7992 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
7994 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
7995 (rs6000_handle_option): Move -misel from variable to target mask.
7996 (rs6000_builtin_mask_for_load): Add VSX support.
7997 (rs6000_conditional_register_usage): Ditto.
7998 (USE_ALTIVEC_FOR_ARG_P): Ditto.
7999 (function_arg_boundary): Ditto.
8000 (rs6000_expand_builtin): Ditto.
8001 (def_builtin): Make abort message a little friendlier.
8002 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8004 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8005 assembler support the popcntd instruction instead of a vsx
8006 instruction to enable power7 support.
8007 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8008 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8009 option to the assembler if -mcpu=native.
8010 (ASM_CPU_NATIVE_SPEC): Ditto.
8011 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8013 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8014 the lwsync instruction.
8015 (enum processor_type): Add PROCESSOR_POWER7.
8016 (rs6000_debug_reg): New -mdebug= options.
8017 (rs6000_debug_addr): Ditto.
8018 (rs6000_debug_cost): Ditto.
8019 (rs6000_isel): Delete.
8020 (enum rs6000_vector): New enum to say what vector unit we have.
8021 (VECTOR_UNIT_*): New macros to say which vector unit has
8022 arithmetic operations for a given type.
8023 (VECTOR_MEM_*): New macros to say which vector unit has memory
8024 operations for a given type.
8025 (TARGET_LDBRX): Whether the machine supports the ldbrx
8027 (TARGET_ISEL): Delete, -misel moved to be a mask.
8028 (TARGET_ISEL64): New macro for 64-bit isel support.
8029 (UNITS_PER_VSX_WORD): New macro.
8030 (POINTER_SIZE): Move to be an external variable, rather than
8031 calculating whether we are generating 32 ot 64-bit code.
8033 (STACK_BOUNDARY): Add VSX support.
8034 (LOCAL_ALIGNMENT): Ditto.
8035 (SLOW_UNALIGNED_ACCESS): Ditto.
8036 (VSX_REGNO_P): New macro for VSX support.
8037 (VFLOAT_REGNO_P): Ditto.
8038 (VINT_REGNO_P): Ditto.
8039 (VLOGICAL_REGNO_P): Ditto.
8040 (VSX_VECTOR_MODE): Ditto.
8041 (VSX_SCALAR_MODE): Ditto.
8043 (VSX_MOVE_MODE): Ditto.
8044 (VSX_REG_CLASS_P): Ditto.
8045 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8047 (UNITS_PER_SIMD_WORD): Add VSX support.
8048 (MODES_TIEABLE_P): Ditto.
8049 (STARTING_FRAME_OFFSET): Ditto.
8050 (STACK_DYNAMIC_OFFSET): Ditto.
8051 (EPILOGUE_USES): Ditto.
8052 (REGNO_REG_CLASS): Move to array lookup.
8053 (CLASS_MAX_NREGS): Ditto.
8054 (rs6000_vector_reg_class): Add declaration.
8055 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8056 overlap with the floating point and Altivec registers.
8058 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8060 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8061 give the appropriate asm switches if -mcpu=native.
8062 (host_detect_local_cpu): Add support for "asm".
8063 (host_detect_local_cpu): Follow GNU code guidelines for name.
8065 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8066 -mbit-word to a variable instead of being a target mask.
8068 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8069 emit the lwsync instruction instead of emitting the instruction as
8070 an integer constant.
8072 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8073 fixuns_trundfsi2, move expander into rs6000.md.
8075 * config/rs6000/rs6000.md (cpu): Add power7.
8076 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8077 (logical predicate patterns): Change the single instruction
8078 primitives that set CR0 to be fast_compare instead of compare.
8080 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8081 (popcntddi2): Ditto.
8082 (popcount<mode>): Ditto.
8083 (floating multiply/add insns): Name the floating point
8085 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8086 (isel_unsigned_<mode>): Ditto.
8087 (fixuns_trundfsi2): Move expander here from spe.md.
8088 (smindi3): Define if we have -misel on 64-bit systems.
8093 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8095 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8097 * config/avr/avr.c (avr_current_device): New variable.
8098 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8099 (avr_arch, mcu_type_s): Move to avr.h.
8100 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8101 default_data_section_start fields.
8102 (avr_arch): Moved from avr.c.
8103 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8104 library_name fields.
8105 (avr_current_device, avr_mcu_types, avr_arch_types,
8106 avr_device_to_arch, avr_device_to_data_start,
8107 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8108 (EXTRA_SPEC_FUNCTIONS): Define.
8109 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8110 options mapping. Use device_to_arch and device_to_data_start insted.
8111 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8112 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8113 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8114 * config/avr/driver-avr.c: New file.
8115 * config/avr/avr-devices.c: New file.
8117 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8119 * var-tracking.c (unshare_variable): Force initialized to
8120 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8121 (set_variable_part): Likewise.
8122 (struct variable_union_info): Remove pos_src field.
8123 (vui_vec, vui_allocated): New variables.
8124 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8125 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8126 == 1 use a simpler sorting algorithm. Compute pos field right
8127 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8128 Avoid quadratic comparison if !flag_var_tracking_uninit.
8129 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8130 unshare_variable unconditionally.
8131 (dataflow_set_different_2): Removed.
8132 (dataflow_set_different): Don't traverse second hash table.
8133 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8134 unconditionally to var_reg_set or var_mem_set.
8135 (emit_notes_in_bb): Likewise.
8136 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8138 (emit_note_insn_var_location): Don't set initialized to
8139 VAR_INIT_STATUS_INITIALIZED early.
8140 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8142 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8144 * tree-object-size.c (addr_object_size): Instead of checking
8145 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8146 are no FIELD_DECLs following it.
8148 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8150 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8151 order to match bswaps with signed source operands.
8153 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8155 * sdbout.c (sdbout_one_type): Fix braces in switch.
8157 2009-06-23 Richard Guenther <rguenther@suse.de>
8159 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8161 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8162 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8163 var_callused, callused_tree, var_storedanything, storedanything_tree,
8164 var_integer, integer_tree): Remove global variables.
8165 (new_var_info): Do not pass new id, append the new var to the
8166 global variable vector.
8167 (do_ds_constraint): Use is_global_var member of the variable-info.
8168 (new_scalar_tmp_constraint_exp): Adjust.
8169 (create_function_info_for): Likewise.
8170 (create_variable_info_for): Likewise.
8171 (find_what_var_points_to): Remove dead code.
8172 (init_base_vars): Simplify.
8173 (compute_points_to_sets): Adjust.
8175 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8177 * combine.c (try_combine): Dump information about the insns we're
8180 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8182 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8183 check when calling force_to_mode on TRUNCATE's operand.
8185 2009-06-22 Ian Lance Taylor <iant@google.com>
8187 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8189 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8191 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8193 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8195 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
8196 override library linkage flags such as -static-libgcc or
8199 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8201 * config/m68k/m68k-devices.def: Add line for MCF5221x.
8203 2009-06-22 Ian Lance Taylor <iant@google.com>
8205 * config/linux.opt: Put mglibc ahead of muclibc.
8207 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
8208 for duplicate decls.
8210 2009-06-22 Matthias Klose <doko@ubuntu.com>
8212 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
8214 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8217 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8218 instead of NULL if a parser error occurs.
8220 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8222 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8223 non-DWARF2_DEBUGGING_INFO version.
8225 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8227 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8228 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8230 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8231 (LIBGCC2_TF_CEXT): Define.
8234 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8237 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8239 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8241 * config/arm/arm.c (arm_override_options): Disable
8242 -mcaller-super-interworking and -mcallee-super-interworking.
8243 * doc/invoke.texi (ARM Options): Document this.
8245 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8247 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8248 * config/arm/constraints.md (j): New constraint for movw operands.
8249 (N): Remove thumb2 meaning.
8250 * config/arm/arm.md (*arm_movw): Delete.
8251 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8252 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8253 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8255 2009-06-22 Martin Jambor <mjambor@suse.cz>
8257 PR tree-optimization/40492
8258 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8259 build_ref_for_offset.
8261 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8263 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8264 JUMP_TABLE_DATA_P predicates where applicable.
8265 * auto-inc-dec.c: Ditto.
8266 * builtins.c: Ditto.
8267 * caller-save.c: Ditto.
8269 * cfgcleanup.c: Ditto.
8270 * cfglayout.c: Ditto.
8273 * combine-stack-adj.c: Ditto.
8279 * dwarf2asm.c: Ditto.
8280 * dwarf2out.c: Ditto.
8281 * emit-rtl.c: Ditto.
8287 * function.c: Ditto.
8290 * genpreds.c: Ditto.
8291 * genrecog.c: Ditto.
8293 * ira-costs.c: Ditto.
8294 * ira-lives.c: Ditto.
8297 * lower-subreg.c: Ditto.
8298 * modulo-sched.c: Ditto.
8300 * postreload.c: Ditto.
8301 * print-rtl.c: Ditto.
8310 * sched-vis.c: Ditto.
8312 * sel-sched-ir.c: Ditto.
8313 * simplify-rtx.c: Ditto.
8314 * targhooks.c: Ditto.
8315 * var-tracking.c: Ditto.
8316 * vmsdbgout.c: Ditto.
8318 2009-06-22 Matthias Klose <doko@ubuntu.com>
8320 * Makefile.in (install-plugin): Always use DESTDIR.
8322 2009-06-22 Olivier Hainque <hainque@adacore.com>
8324 * config/pa/pa.c (output_call): Don't optimize post call jumps
8325 into return address adjustments if the call may throw.
8327 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8329 * arm.c (thumb1_output_casesi): New function.
8330 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8331 optimizing for size or PIC.
8332 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8333 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8334 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8335 (thumb1_casesi_internal_pic): New expand rule.
8336 (thumb1_casesi_dispatch): New pattern.
8337 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8339 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8340 in the text seciton when PIC or optimizing for size.
8341 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8342 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8343 preservation properties of code.
8344 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8345 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8346 (__gnu_thumb1_case_si): New function.
8347 * t-arm (LIB1ASMSRC): Define here.
8348 (LIB1ASMFUNCS): Add some common functions.
8349 * t-arm-elf (LIB1ASMSRC): Delete.
8350 (LIB1ASMFUNCS): Append to existing set.
8351 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8352 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8353 * t-symbian (LIB1ASMFUNCS): Likewise.
8354 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8355 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8357 2009-06-21 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/38729
8360 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8361 to loops with a single exit if -fno-expensive-optimizations.
8363 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8365 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8366 (dataflow_set): Change vars type from htab_t to shared_hash.
8367 (shared_hash_pool, empty_shared_hash): New variables.
8368 (vars_clear): Removed.
8369 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8370 shared_hash_find_slot_unshare, shared_hash_find_slot,
8371 shared_hash_find_slot_noinsert, shared_hash_find): New
8373 (shared_hash_unshare, shared_hash_destroy): New functions.
8374 (unshare_variable): Unshare set->vars if shared, use
8376 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8377 (get_init_value, find_src_set_src, dump_dataflow_set,
8378 clobber_variable_part, emit_notes_for_differences): Use
8380 (dataflow_set_init): Remove second argument, set vars to
8381 empty_shared_hash instead of creating a new htab.
8382 (dataflow_set_clear): Call shared_hash_destroy and set vars
8383 to empty_shared_hash instead of calling vars_clear.
8384 (dataflow_set_copy): Don't call vars_copy, instead just share
8385 the src htab with dst.
8386 (variable_union): Use shared_hash_*, use initially NO_INSERT
8387 lookup if set->vars is shared. Don't keep slot cleared before
8388 calling unshare_variable. Unshare set->vars if needed.
8389 Even ->refcount == 1 vars must be unshared if set->vars is shared
8390 and var needs to be modified.
8391 (variable_canonicalize): New function.
8392 (dataflow_set_union): If dst->vars is empty, just share src->vars
8393 with dst->vars and traverse with variable_canonicalize to canonicalize
8394 and unshare what is needed.
8395 (dataflow_set_different): If old_set and new_set use the same shared
8396 htab, they aren't different. If number of htab elements is different,
8397 htabs are different. Use shared_hash_*.
8398 (dataflow_set_destroy): Call shared_hash_destroy instead of
8400 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8401 second argument to dataflow_set_init.
8402 (vt_initialize): Likewise. Initialize shared_hash_pool and
8403 empty_shared_hash, move bb in/out initialization afterwards.
8404 Use variable_htab_free instead of NULL as changed_variables del hook.
8405 (variable_was_changed): Change type of second argument to pointer to
8406 dataflow_set. When inserting var into changed_variables, bump
8407 refcount. Unshare set->vars if set is shared htab and slot needs to
8409 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8410 lookup if set->vars is shared. Unshare set->vars if needed.
8411 Even ->refcount == 1 vars must be unshared if set->vars is shared
8412 and var needs to be modified. Adjust variable_was_changed caller.
8413 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8414 vars must be unshared if set->vars is shared and var needs to be
8415 modified. Adjust variable_was_changed caller.
8416 (emit_note_insn_var_location): Don't pool_free var.
8417 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8419 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8420 free_alloc_pool on shared_hash_pool.
8422 2009-06-20 Anthony Green <green@moxielogic.com>
8424 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8425 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8427 2009-06-20 Richard Guenther <rguenther@suse.de>
8429 * tree-ssa-structalias.c (find_func_aliases): For memset use
8430 a constraint from NULL if we memset to zero.
8431 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8432 we explicitly handle that do not read from memory.
8433 (call_may_clobber_ref_p_1): Properly handle builtins that may
8436 2009-06-20 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/40495
8439 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8440 (new_scalar_tmp_constraint_exp): New function.
8441 (process_constraint): Do not create temporary decls.
8442 (process_all_all_constraints): Likewise.
8443 (handle_const_call): Likewise.
8444 (create_function_info_for): Do not set decl.
8446 2009-06-19 Ian Lance Taylor <iant@google.com>
8448 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8449 (rs6000_attribute_table): Make static; move before use.
8451 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8453 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8454 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8455 Propagate the TREE_READONLY flag without overwriting it.
8456 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8457 Propagate the TREE_READONLY flag onto the result.
8458 (process_call_operands): Move around. Use correct constant value.
8460 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8463 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8464 * config/arm/arm.md: Likewise.
8466 2009-06-19 Ian Lance Taylor <iant@google.com>
8468 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8469 to GIMPLE_ERROR_MARK.
8471 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8472 op2_original_type parameters. Warn about using different enum types.
8473 * c-parser.c (c_parser_conditional_expression): Pass original
8474 types to build_conditional_expr.
8475 * c-tree.h (build_conditional_expr): Update declaration.
8477 2009-06-19 Ian Lance Taylor <iant@google.com>
8479 * config/i386/i386.c (ix86_function_specific_save): Test that
8480 fields match values, rather than testing the values are in a
8483 2009-06-19 Richard Guenther <rguenther@suse.de>
8485 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8487 (ptr_derefs_may_alias_p): Likewise.
8488 (ptr_deref_may_alias_ref_p_1): New function.
8489 (ptr_deref_may_alias_ref_p): Likewise.
8490 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8491 covered by looking at the ESCAPED solution.
8492 (call_may_clobber_ref_p_1): Likewise.
8493 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8494 Handle NULL_TREE offset. Do not produce redundant constraints.
8495 (process_all_all_constraints): New helper function.
8496 (do_structure_copy): Use it.
8497 (handle_lhs_call): Likewise.
8498 (find_func_aliases): Handle some builtins with pointer arguments
8499 and/or return values explicitly.
8501 2009-06-19 Ian Lance Taylor <iant@google.com>
8503 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8505 2009-06-19 Ian Lance Taylor <iant@google.com>
8507 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8509 2009-06-19 Ian Lance Taylor <iant@google.com>
8511 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8512 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8515 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8516 uninitialized const.
8518 2009-06-19 Ian Lance Taylor <iant@google.com>
8520 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8523 * c-decl.c (in_struct, struct_types): Remove.
8524 (struct c_binding): Add in_struct field.
8525 (c_binding_ptr): Define type, along with VEC.
8526 (struct c_struct_parse_info): Define.
8527 (struct_parse_info): New static variable.
8528 (bind): Initialize in_struct field.
8529 (start_struct): Remove enclosing_in_struct and
8530 enclosing_struct_types parameters. Add
8531 enclosing_struct_parse_info parameter. Change all callers. Set
8532 struct_parse_info rather than in_struct and struct_types.
8533 (grokfield): If -Wc++-compat and there is a symbol binding for the
8534 field name, set the in_struct flag and push it on the
8535 struct_parse_info->fields vector.
8536 (warn_cxx_compat_finish_struct): New static function.
8537 (finish_struct): Remove enclosing_in_struct and
8538 enclosing_struct_types parameters. Add
8539 enclosing_struct_parse_info parameter. Change all callers. Don't
8540 set C_TYPE_DEFINED_IN_STRUCT here. Call
8541 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8542 parameter. Only push on struct_types if warn_cxx_compat.
8543 (finish_enum): Only push on struct_types if warn_cxx_compat.
8544 (declspecs_add_type): Add loc parameter. Change all callers.
8545 Change all error calls to error_at. Pass loc, not input_location,
8546 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8547 defined in a struct. If -Wc++-compat and parsing a struct, record
8548 that a typedef name was used.
8549 * c-parser.c (c_parser_declspecs): Get location to pass to
8551 (c_parser_struct_or_union_specifier): Update calls to start_struct
8553 * c-tree.h (struct c_struct_parse_info): Declare.
8554 (finish_struct, start_struct): Update declarations.
8555 (declspecs_add_type): Update declaration.
8557 2009-06-19 Ian Lance Taylor <iant@google.com>
8559 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8560 variable with an anonymous type.
8562 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8564 * see.c: Remove for real.
8566 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8568 * optabs.h (enum optab_index): Add new OTI_significand.
8569 (significand_optab): Define corresponding macro.
8570 * optabs.c (init_optabs): Initialize significand_optab.
8571 * genopinit.c (optabs): Implement significand_optab using
8572 significand?f2 patterns.
8573 * builtins.c (expand_builtin_mathfn): Handle
8574 BUILT_IN_SIGNIFICAND{,F,L}.
8575 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8576 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8578 * config/i386/i386.md (significandxf2, significand<mode>2): New
8579 expanders to implement significandf, significand and significandl
8580 built-ins as inline x87 intrinsics.
8582 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8584 * config/avr/avr.c (avr_override_options): Remove setting value of
8585 PARAM_INLINE_CALL_COST.
8587 2009-06-18 Richard Henderson <rth@redhat.com>
8590 * tree-pass.h (TDF_ASMNAME): New.
8591 * tree-dump.c (dump_options): Add asmname.
8592 * doc/invoke.texi: Document it.
8594 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8595 (dump_decl_name): ...here.
8596 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8597 (dump_generic_node): Update dump_function_name calls.
8598 (print_call_name): New flags arg; update all dump calls.
8599 * diagnostic.h (print_call_name): Update.
8600 * gimple-pretty-print.c (dump_gimple_call): Update.
8602 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8607 2009-06-18 Diego Novillo <dnovillo@google.com>
8609 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8610 * plugin.c (str_license): Declare.
8611 (try_init_one_plugin): Assert that the symbol
8612 'plugin_is_GPL_compatible' exists.
8614 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8617 * Makefile.in (OBJS-common): Remove see.o.
8619 * common.opt (fsee): Mark as preserved for backward compatibility.
8620 * opts.c (common_handle_option): Add OPT_fsee to the backward
8621 compatibility section.
8622 * passes.c (init_optimization_passes, pass_see): Remove pass.
8623 * timevar.def (TV_SEE): Remove.
8624 * tree-pass.h (pass_see): Remove declaration.
8625 * doc/invoke.texi (-fsee): Remove documentation.
8627 2009-06-18 Martin Jambor <mjambor@suse.cz>
8629 * tree-sra.c: Include statistics.h
8630 (sra_stats): New variable.
8631 (sra_initialize): Clear sra_stats.
8632 (create_access_replacement): Increment sra_stats.replacements.
8633 (get_access_replacement): Do not return twice.
8634 (analyze_all_variable_accesses): Increment statistics counter by the
8635 number of scalarized aggregates.
8636 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8637 (sra_modify_expr): Increment sra_stats.exprs.
8638 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8639 (sra_modify_assign): Increment sra_stats.exprs,
8640 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8641 (perform_intra_sra): Update statistics counters.
8642 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8644 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8646 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8647 (arm_scalar_mode_supported_p): New function.
8649 2009-06-18 Paul Brook <paul@codesourcery.com>
8650 Sandra Loosemore <sandra@codesourcery.com>
8652 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8653 (__extendhfsf2, __truncsfhf2): Define.
8654 * config/arm/fp16.c: New file.
8655 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8656 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8658 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8660 * doc/extend.texi (Half-Precision): New section.
8661 * doc/invoke.texi (Option Summary): List -mfp16-format.
8662 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8663 * config/arm/arm.opt (mfp16-format=): New.
8664 * config/arm/arm.c: Include intl.h.
8665 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8666 (TARGET_INVALID_RETURN_TYPE): Redefine.
8667 (TARGET_PROMOTED_TYPE): Redefine.
8668 (TARGET_CONVERT_TO_TYPE): Redefine.
8669 (arm_fp16_format): Define.
8670 (all_fpus): Add entry for neon-fp16.
8671 (fp_model_for_fpu): Likewise.
8672 (struct fp16_format): Declare.
8673 (all_fp16_formats): Define.
8674 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8676 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8678 (arm_legitimate_index_p): Treat HFmode like HImode.
8679 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8680 (coproc_secondary_reload_class): Special-case HFmode.
8681 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8682 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8683 (arm_init_fp16_builtins): New.
8684 (arm_init_builtins): Call it.
8685 (arm_invalid_parameter_type): New.
8686 (arm_invalid_return_type): New.
8687 (arm_promoted_type): New.
8688 (arm_convert_to_type).
8689 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8691 (arm_emit_fp16_const): New function.
8692 (arm_mangle_type): Mangle __fp16 as "Dh".
8693 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8695 (TARGET_NEON_FP16): New.
8696 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8697 (enum fputype): Add FPUTYPE_NEON_FP16.
8698 (enum arm_fp16_format_type): Declare.
8699 (arm_fp16_format): Declare.
8700 (LARGEST_EXPONENT_IS_NORMAL): Define.
8701 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8702 * config/arm/arm-modes.def (HFmode): Define.
8703 * config/arm/vfp.md: (*movhf_vfp): New.
8706 * config/arm/arm.md: (fpu): Add neon_fp16.
8707 (floatsihf2, floatdihf2): New.
8708 (fix_trunchfsi2, fix_trunchfdi2): New.
8712 (*arm32_movhf): New.
8713 (*thumb1_movhf): New.
8714 (consttable_2): Add check for HFmode constants.
8715 (consttable_4): Handle HFmode constants.
8717 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
8719 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
8721 2009-06-17 Olivier Hainque <hainque@adacore.com>
8723 * collect2.c (main): Use CONST_CAST2 to perform char ** to
8724 const char ** conversion in AIX specific section.
8726 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
8728 * config/i386/i386.c (ix86_special_builtin_type): Remove
8729 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
8730 (bdesc_special_args): Updated.
8731 (ix86_init_mmx_sse_builtins): Likewise.
8732 (ix86_expand_special_args_builtin): Likewise.
8734 2009-06-17 Richard Henderson <rth@redhat.com>
8736 * tree-pretty-print.c (maybe_dump_asm_name): New.
8737 (dump_decl_name): Use it.
8738 (PRINT_FUNCTION_NAME): Merge into...
8739 (dump_function_name): ... here. Use maybe_dump_asm_name.
8741 2009-06-17 Cary Coutant <ccoutant@google.com>
8743 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
8745 * debug.c (struct gcc_debug_hooks): Change placeholder for
8747 (debug_nothing_int_charstar_int): Replaced by...
8748 (debug_nothing_int_charstar_int_bool): ...this.
8749 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
8750 source_line prototype.
8751 (debug_nothing_int_charstar_int): Replaced by...
8752 (debug_nothing_int_charstar_int_bool): ...this.
8753 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
8754 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
8755 Output is_stmt operand when necessary.
8756 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
8757 (notice_source_line): Add is_stmt parameter.
8758 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
8759 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
8761 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
8762 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
8764 2009-06-17 Ian Lance Taylor <iant@google.com>
8766 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
8768 (struct store_by_pieces_d): Rename from store_by_pieces. Change
8771 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
8773 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
8774 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
8775 tree_strip_sign_nop_conversions and
8776 tree_ssa_strip_useless_type_conversions rather than stripping
8777 the operations here.
8778 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
8780 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
8781 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
8782 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
8783 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
8786 2009-06-17 Michael Eager <eager@eagercon.com>
8788 * config/rs6000/constraints.md (register_constraint "d"): New.
8789 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
8790 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8791 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
8792 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
8793 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8794 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
8795 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
8796 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
8797 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
8798 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
8800 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
8801 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
8802 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
8803 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
8804 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
8805 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
8806 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
8807 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
8808 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
8809 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
8810 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
8811 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
8812 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
8813 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
8815 2009-06-16 Ian Lance Taylor <iant@google.com>
8817 * profile.c (total_num_never_executed): Don't define.
8818 (compute_branch_probabilities): Don't count or print
8820 (init_branch_prob): Don't set total_num_never_executed.
8821 (end_branch_prob): Don't print total_num_never_executed.
8823 2009-06-17 David Daney <ddaney@caviumnetworks.com>
8825 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
8827 2009-06-17 David Edelsohn <edelsohn@gnu.org>
8829 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
8830 (nabstd2_fpr): Same.
8832 2009-06-17 Steve Ellcey <sje@cup.hp.com>
8834 * expr.c (expand_assignment): Change complex type check.
8836 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
8838 * doc/plugins.texi (Building GCC plugins): Added new section.
8840 2009-06-17 Ian Lance Taylor <iant@google.com>
8842 * c-pch.c (get_ident): Don't set size of templ array.
8843 (pch_init): Don't set size of partial_pch array.
8845 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
8846 string constant to intialize an array whose size is the length of
8849 2009-06-17 Richard Guenther <rguenther@suse.de>
8851 PR tree-optimization/40389
8852 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
8853 to addressable types.
8854 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
8856 2009-06-17 Richard Guenther <rguenther@suse.de>
8859 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
8860 if there is no evolution of left in the loop bail out.
8861 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
8862 chrec_fold_multiply.
8864 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
8865 Janis Johnson <janis187@us.ibm.com>
8868 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
8869 for the symbol ref of a constant that is the source of a move
8870 - nor for any other not-obvious-label-ref constants.
8872 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
8874 * plugin.c (position_pass): Skip newly inserted pass during list
8875 traversal to avoid repeated insertion.
8877 2009-06-16 Ian Lance Taylor <iant@google.com>
8879 * vec.h (VEC_stack_alloc): Define different version if
8880 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
8881 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
8882 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
8883 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8885 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
8887 * config.gcc (extra_headers): Add ia32intrin.h for x86.
8889 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
8890 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
8891 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
8892 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
8893 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
8894 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8895 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8896 (bdesc_special_args): Add __builtin_ia32_rdtsc and
8897 __builtin_ia32_rdtscp.
8898 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
8899 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
8900 and __builtin_ia32_rorhi.
8901 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
8902 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
8903 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
8904 (ix86_expand_args_builtin): Likewise.
8905 (ix86_expand_special_args_builtin): Likewise.
8907 * config/i386/i386.md (UNSPECV_RDTSCP): New.
8908 (UNSPECV_RDTSC): Likewise.
8909 (UNSPECV_RDPMC): Likewise.
8910 (*bsr): Renamed to ...
8912 (*bsr_rex64): Renamed to ...
8916 (*rdpmc_rex64): Likewise.
8919 (*rdtsc_rex64): Likewise.
8921 (*rdtscp): Likewise.
8922 (*rdtscp_rex64): Likewise.
8924 * config/i386/ia32intrin.h: New.
8926 * config/i386/x86intrin.h: Include <ia32intrin.h>.
8928 2009-06-16 Ian Lance Taylor <iant@google.com>
8930 * ira-build.c (copy_info_to_removed_store_destinations):
8931 Initialize parent_a.
8933 2009-06-16 Ian Lance Taylor <iant@google.com>
8935 * c-decl.c (grokdeclarator): Change size_varies to bool.
8937 2009-06-16 Ian Lance Taylor <iant@google.com>
8939 * sel-sched.c: Make forward declarations of move_op_hooks and
8940 fur_hooks explicitly extern.
8942 2009-06-16 Ian Lance Taylor <iant@google.com>
8944 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
8945 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
8947 2009-06-16 Ian Lance Taylor <iant@google.com>
8949 * resource.c (mark_referenced_resources): Change
8950 include_delayed_effects parameter to bool. Change all callers.
8951 (mark_end_of_function_resources): Likewise.
8952 * reorg.c (insn_references_resource_p): Likewise.
8953 (insn_sets_resource_p): Likewise.
8954 * resource.h (mark_referenced_resources): Update declaration.
8955 (mark_end_of_function_resources): Update declaration.
8957 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8959 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
8961 2009-06-16 David Edelsohn <edelsohn@gnu.org>
8963 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
8964 GCC can bootstrap on AIX with GNU Binutils 2.20.
8966 2009-06-16 Ian Lance Taylor <iant@google.com>
8968 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
8970 2009-06-16 Ian Lance Taylor <iant@google.com>
8972 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
8973 inline, not extern inline.
8974 (exact_log2): Likewise.
8975 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
8977 (exact_log2): Likewise, but don't test CTZ_HWI.
8979 2009-06-16 Ian Lance Taylor <iant@google.com>
8981 * bitmap.c (bitmap_clear): Don't declare as inline.
8982 * gimple.c (gimplify_assign): Likewise.
8983 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
8984 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
8985 (sched_scan_info): Remove duplicate definition.
8987 2009-06-16 Ian Lance Taylor <iant@google.com>
8989 * c-common.c (skip_evaluation): Don't define.
8990 (c_inhibit_evaluation_warnings): Define global variable.
8991 (overflow_warning): Check c_inhibit_evaluation_warnings rather
8992 than skip_evaluation.
8993 (convert_and_check, warn_for_div_by_zero): Likewise.
8994 * c-common.h (skip_evaluation): Don't declare.
8995 (c_inhibit_evaluation_warnings): Declare.
8996 * c-parser.c (c_parser_typeof_specifier): Set
8997 c_inhibit_evaluation_warnings rather than skip_evaluation.
8998 (c_parser_conditional_expression): Likewise.
8999 (c_parser_binary_expression): Likewise.
9000 (c_parser_sizeof_expression): Likewise.
9001 (c_parser_alignof_expression): Likewise.
9002 * c-typeck.c (build_indirect_ref): Check
9003 c_inhibit_evaluation_warnings rather than skip_evaluation.
9004 (build_conditional_expr, build_binary_op): Likewise.
9006 2009-06-16 Richard Guenther <rguenther@suse.de>
9008 * tree-ssa-alias.c (is_escape_site): Remove.
9009 * tree-ssa-alias.h (enum escape_type): Remove.
9010 (is_escape_site): Likewise.
9011 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9012 via casts and asms without deferring to is_escape_site.
9014 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9017 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9018 use gen_lowpart if op0 has complex mode.
9020 2009-06-16 Richard Guenther <rguenther@suse.de>
9022 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9023 variables add them to ESCAPED.
9024 (find_func_aliases): Do not make all indirectly stored values escaped.
9026 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9028 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9031 2009-06-16 Martin Jambor <mjambor@suse.cz>
9033 PR tree-optimization/40432
9034 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9035 check whether we need to force gimple register operand.
9037 2009-06-16 Martin Jambor <mjambor@suse.cz>
9039 PR tree-optimization/40413
9040 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9041 build_ref_for_offset.
9042 (propagate_subacesses_accross_link): Fix a typo in a comment.
9044 2009-06-16 Ira Rosen <irar@il.ibm.com>
9046 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9047 with additional parameter.
9048 * tree-vectorizer.h (enum vect_def_type): Add new value
9050 (enum vect_relevant): Add comments.
9051 (vect_is_simple_reduction): Add new argument.
9052 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9053 Detect nested cycles.
9054 (vect_is_simple_reduction): Update documentation, add an argument to
9055 distinguish inner-loop reduction from nested cycle, detect nested
9056 cycles, fix printings and indentation, don't swap operands in case
9058 (get_initial_def_for_reduction): Handle subtraction.
9059 (vect_create_epilog_for_reduction): Add new argument to specify
9061 (vect_finalize_reduction): Handle subtraction, fix comments.
9062 (vectorizable_reduction): Handle nested cycles. In case of nested
9063 cycle keep track of the reduction variable position. Call
9064 vect_is_simple_reduction with additional parameter. Use original
9065 statement code in reduction epilogue for nested cycle. Call
9066 vect_create_epilog_for_reduction with additional parameter.
9067 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9068 inner-loop vectorization.
9069 (vect_recog_widen_sum_pattern): Likewise.
9070 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9072 (vect_mark_stmts_to_be_vectorized): Likewise.
9073 (vect_get_vec_def_for_operand): Handle nested cycles.
9075 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9077 * doc/invoke.texi (Debugging Options): Fix option index entries
9078 for -fdump-statistics, -frandom-seed add entries for
9079 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9080 (FRV Options): Fix entries for -mTLS, -mtls.
9081 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9082 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9083 (M68hc1x Options): Fix @itemx for -mnominmax.
9084 (MCore Options): Fix entry for -mno-lsim.
9085 (MMIX Options): Fix entry for -mabi=mmixware.
9086 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9088 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9090 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9091 Mention the plugin mode of gengtype.
9092 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9093 * gengtype.c: Updated copyright.
9094 (plugin_files, nb_plugin_files) Added new static variables.
9095 (measure_input_list) Care about plugin_files.
9096 (write_rtx_next): Added early return in plugin mode.
9097 (create_file): Updated copyright year in generated file. Added
9099 (oprintf): Added early return if NULL outf.
9100 (get_output_file_with_visibility): Care of plugin_files.
9101 (get_output_file_name): May return null.
9102 (write_local): Added early return.
9103 (put_mangled_filename): Ditto.
9104 (finish_root_table): Added check for base_files.
9105 (write_roots): Care about null when plugins.
9106 (main): Added plugin mode.
9108 2009-06-15 Ian Lance Taylor <iant@google.com>
9110 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9111 * gcov.c (read_count_file): Add braces around variables declared
9114 * c.opt (Wjump-misses-init): New warning.
9115 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9116 -Wall and -Wc++-compat if not already set.
9117 (c_common_post_options): Clear warn_jump_misses_init if it was not
9119 * c-decl.c (struct c_binding): Change type field to a union with
9120 new label field. Make it the first field in the struct. Update
9121 references to type to use u.type instead.
9122 (struct c_spot_bindings): Define.
9123 (struct c_goto_bindings): Define.
9124 (c_goto_bindings_p): Define, along with VECs.
9125 (struct c_label_vars): Define.
9126 (struct c_scope): Add has_label_bindings field.
9127 (bind_label, set_spot_bindings): New static functions.
9128 (decl_jump_unsafe, update_spot_bindings): New static functions.
9129 (update_label_decls): New static function.
9130 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9131 Update binding u.label field to shadowed field.
9132 (c_binding_start_stmt_expr): New function.
9133 (c_binding_end_stmt_expr): New function.
9134 (pushdecl): Don't call c_begin_vm_scope.
9135 (make_label): Add defining and p_label_vars parameters. Change
9137 (lookup_label): Correct test for whether a label has not yet been
9138 defined. Call bind_label rather than bind.
9139 (warn_about_goto): New static function.
9140 (lookup_label_for_goto): New function.
9141 (declare_label): Call bind_label rather than bind.
9142 (check_earlier_gotos): New static function.
9143 (define_label): Don't give errors about jumping into statement
9144 expressions or scopes of variably modified types. Call
9145 set_spot_bindings and check_earlier_gotos. Call bind_label
9146 instead of bind. Don't set label_context_stack_se or
9147 label_context_stack_vm.
9148 (c_get_switch_bindings): New function.
9149 (c_release_switch_bindings): New function.
9150 (c_check_switch_jump_warnings): New function.
9151 (start_function): Don't set label_context_stack_se or
9152 label_context_stack_vm.
9153 (finish_function): Likewise.
9154 * c-typeck.c (label_context_stack_se): Don't define.
9155 (label_context_stack_vm): Don't define.
9156 (c_finish_goto_label): Call lookup_label_for_goto rather than
9157 lookup_label. Don't give errors about jumping into a statement
9158 expression or the scope of a variably modified type. Don't set
9159 label_context_stack_se or label_context_stack_vm.
9160 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9161 fields. Add bindings field.
9162 (c_start_case): Don't set deleted fields. Set bindings field.
9163 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9164 or blocked_vm. Call c_check_switch_jump_warnings.
9165 (c_finish_case): Don't test blocked_stmt_expr field. Call
9166 c_release_switch_bindings.
9167 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9168 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9169 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9170 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9171 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9172 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9173 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9174 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9175 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9176 (C_DECL_UNJUMPABLE_VM): Don't define.
9177 (C_DECL_UNDEFINABLE_VM): Don't define.
9178 (struct c_label_list): Don't define.
9179 (struct c_label_context_se): Don't define.
9180 (struct c_label_context_vm): Don't define.
9181 (struct c_spot_bindings): Declare.
9182 (c_bindings_start_stmt_expr): Declare.
9183 (c_bindings_end_stmt_expr): Declare.
9184 (lookup_label_for_goto): Declare.
9185 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9186 (c_check_switch_jump_warnings): Declare.
9187 (label_context_stack_se, label_context_stack_vm): Don't declare.
9188 (c_finish_goto_label): Update declaration.
9189 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9190 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9191 (Warning Options): Document -Wjump-misses-init.
9193 2009-06-15 Jakub Jelinek <jakub@redhat.com>
9195 * tree-object-size.c (addr_object_size): Fix a pasto in the last
9198 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9200 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
9202 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9204 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
9206 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9208 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
9210 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9212 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
9213 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
9214 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
9215 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
9216 * dwarf2asm.c (dw2_force_const_mem): Update call to
9218 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9219 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9220 * langhooks.c (lhd_comdat_group): Remove.
9221 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9222 * tree.h (DECL_COMDAT_GROUP): New.
9223 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9224 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9225 (make_decl_one_only): Change signature.
9226 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9228 (make_decl_one_only): Change signature.
9229 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9231 2009-06-15 Richard Guenther <rguenther@suse.de>
9234 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9236 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9238 * tree-ssa-math-opts.c: Remove extra divide.
9240 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9242 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9244 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9246 * passes.c: Add bswap pass.
9247 * tree-pass.h: Add pass_optimize_bswap declaration.
9248 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9249 Include rtl.h, expr.h and optabs.h for optab_handler check.
9250 (struct symbolic_number, pass_optimize_bswap): New definition.
9251 (do_shift_rotate, verify_symbolic_number_p): New functions.
9252 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9253 (gate_optimize_bswap): New function.
9254 * tree.c (widest_int_cst_value): New function.
9255 * tree.h (widest_int_cst_value): Prototype added.
9257 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9259 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9260 REG_EQUAL/REG_EQUIV notes.
9262 2009-06-14 Richard Guenther <rguenther@suse.de>
9265 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9266 has its address taken if NRV was applied and it is addressable.
9267 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9268 function split out from ...
9269 (get_constraint_for_1): ... here.
9270 (handle_rhs_call): Use it to mark the return slot escaped if
9271 it is addressable and NRV was applied.
9273 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9275 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9276 Change first argument type to location_t.
9277 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9278 Do not set input_location.
9279 Use loc instead of input_location throughout.
9281 2009-06-13 Richard Guenther <rguenther@suse.de>
9283 PR tree-optimization/40421
9284 * tree-predcom.c (should_unroll_loop_p): Remove.
9285 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9287 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9289 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9290 Add location argument.
9292 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9294 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9296 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9297 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9298 * config/spu/spu-protos.h: Add location to
9299 spu_resolve_overloaded_builtin.
9300 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9301 spu_build_builtin_va_list.
9302 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9303 argument. Pass location to build_function_call_vec.
9304 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9306 (emit_fpu_switch): Same.
9307 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9308 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9309 to build_decl and create_artificial_label.
9310 (xtensa_gimplify_va_arg_expr): Same.
9311 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9312 (xstormy16_gimplify_va_arg_expr): Same.
9313 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9314 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9315 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9316 (mips16_build_function_stub): Same.
9317 (mips16_build_call_stub): Same.
9319 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9322 * arm/constraints.md (Pa, Pb): New constraints.
9323 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9324 split pattern to deal with them.
9326 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9328 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9329 fix index entry for -Xpreprocessor.
9331 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9333 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9334 Add location argument to build_decl call.
9335 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9336 (rs6000_init_builtins): Same.
9337 (spe_init_builtins): Same.
9338 (rs6000_gimplify_va_arg): Add location argument to
9339 create_artificial_label call.
9341 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9343 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9344 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9345 * Makefile.in: Fix GGC dependency for gcse.o.
9347 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9349 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9350 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9351 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9353 * c-parser.c (c_parser_binary_expression): Use current column while
9354 building binary operations.
9355 * common.opt (fshow-column): Enable by default.
9356 * tree-vrp.c (check_array_ref): Use warning_at.
9357 (check_array_bounds): Use location from call back if expr has no
9359 * tree.h: Add location argument to maybe_fold_*.
9360 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9361 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9362 (maybe_fold_offset_to_component_ref): Same.
9363 (maybe_fold_offset_to_reference): Same.
9364 (maybe_fold_offset_to_address): Same.
9365 (maybe_fold_stmt_indirect): Same.
9366 (maybe_fold_stmt_addition): Same.
9367 (fold_stmt_r): Pass location to maybe_fold_*.
9368 (fold_gimple_assign): Same.
9369 * c-tree.h: Add location argument to finish_decl,
9370 default_function_array_conversion, store_init_value.
9371 * c-decl.c (define_label): Use error_at.
9372 (c_make_fname_decl): Pass location to finish_decl.
9373 (finish_decl): New location argument.
9374 (build_compound_literal): Pass location to store_init_value.
9375 (grokdeclarator): Pass location to finish_decl.
9377 * c-typeck.c (array_to_pointer_conversion): New location argument.
9378 (function_to_pointer_conversion): Same.
9379 (default_function_array_conversion): Same.
9380 (parser_build_unary_op): Pass location to overflow_warning.
9381 (parser_build_binary_op): Same. Use warning_at.
9382 (build_unary_op): Pass location to array_to_pointer_conversion.
9383 (build_c_cast): Pass location to digest_init.
9384 (build_modify_expr): New location argument.
9385 (convert_for_assignment): Same.
9386 (store_init_value): Same.
9387 (digest_init): Same.
9388 (output_init_element): Pass location to digest_init and
9389 array_to_pointer_conversion.
9390 (c_finish_return): Pass location to convert_for_assignment.
9391 * gimplify.c (gimplify_conversion): Pass location to
9392 maybe_fold_offset_to_address.
9393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9394 to maybe_fold_stmt_addition.
9395 * c-omp.c (c_finish_omp_atomic): Pass new location to
9397 (c_finish_omp_for): Same.
9398 * c-common.c (overflow_warning): New argument.
9399 * c-common.h: New argument to build_modify_expr, overflow_warning.
9400 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9402 (c_parser_initializer): Pass location to
9403 default_function_array_conversion.
9404 (c_parser_initelt): Same.
9405 (c_parser_initval): Same.
9406 (c_parser_asm_operands): Same.
9407 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9408 (c_parser_conditional_expression): Same.
9409 (c_parser_binary_expression): Add location info to stack. Use it.
9410 (c_parser_unary_expression): Pass location to
9411 default_function_array_conversion, parser_build_unary_op,
9412 build_indirect_ref, c_parser_postfix_expression_after_primary.
9413 (c_parser_postfix_expression_after_primary): New location argument.
9415 (c_parser_expression_conv): Pass location to
9416 default_function_array_conversion.
9417 (c_parser_expr_list): Same.
9418 (c_parser_omp_atomic): Same.
9419 (c_parser_omp_for_loop): Same.
9420 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9421 (build_array_declarator): New argument.
9422 * c-decl.c (build_array_declarator): Add location argument.
9423 (grokdeclarator): Set id_loc for cdk_array.
9424 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9425 build_array_declarator.
9426 * tree.c (build_omp_clause): Add location argument.
9427 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9428 (OMP_CLAUSE_LOCATION): New macro.
9429 (struct tree_omp_clause): Add location field.
9430 (build_omp_clause): Add argument.
9431 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9432 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9434 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9435 (cp_parser_omp_clause_collapse): Same.
9436 (cp_parser_omp_clause_default): Same.
9437 (cp_parser_omp_clause_if): Same.
9438 (cp_parser_omp_clause_nowait): Same.
9439 (cp_parser_omp_clause_num_threads): Same.
9440 (cp_parser_omp_clause_ordered): Same.
9441 (cp_parser_omp_clause_schedule): Same.
9442 (cp_parser_omp_clause_untied): Same.
9443 (cp_parser_omp_for_loop): Same.
9444 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9445 * c-tree.h (c_start_case): Add location argument.
9446 (c_process_expr_stmt): Same.
9447 (c_finish_goto_*): Same.
9448 * tree-parloops.c (initialize_reductions): Pass location to
9450 (create_parallel_loop): Same.
9451 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9452 (gfc_trans_omp_reduction_list): Same.
9453 (gfc_trans_omp_clauses): Same.
9454 (gfc_trans_omp_do): Same.
9455 * c-typeck.c (c_finish_goto_label): Same.
9456 (c_finish_goto_ptr): New location argument.
9457 (c_start_case): Same.
9458 (emit_side_effect_warnings): Same.
9459 (c_process_expr_stmt): Same.
9460 (c_finish_stmt_expr): Same.
9461 (c_finish_omp_clauses): Use error_at instead of error.
9462 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9464 * c-omp.c (c_split_parallel_clauses): New location argument.
9465 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9466 to build_omp_clause.
9467 (convert_local_reference_stmt): Same.
9468 (convert_gimple_call): Same.
9469 * c-common.h (c_split_parallel_clauses): New argument.
9470 * c-parser.c (c_parser_statement_after_labels): Pass location to
9471 c_finish_goto_label.
9472 (c_parser_switch_statement): Pass location to c_start_case.
9473 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9474 and c_process_expr_stmt.
9475 (c_parser_omp_variable_list): Add location argument.
9476 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9477 (c_parser_omp_clause_default): Same.
9478 (c_parser_omp_clause_if): Same.
9479 (c_parser_omp_clause_num_threads): Same.
9480 (-c_parser_omp_clause_ordered): Same.
9481 (c_parser_omp_clause_reduction): Pass location to
9482 c_parser_omp_variable_list.
9483 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9484 (c_parser_omp_clause_untied): Same.
9485 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9486 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9488 * c-tree.h (check_for_loop_decls, undeclared_variable,
9489 build_component_ref, build_array_ref, build_external_ref,
9490 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9491 build_conditional_expr, build_compound_expr, c_cast_expr,
9492 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9493 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9495 * c-semantics.c (build_stmt): Same.
9496 (build_case_label): Same.
9497 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9498 (undeclared_variable): New argument.
9500 (lookup_label): Pass location on down.
9501 (define_label): Same.
9502 (finish_decl): Same.
9503 (build_compound_literal): Same.
9504 (finish_struct): Same.
9505 (finish_function): Do not set location here.
9506 (check_for_loop_decls): New argument.
9507 * tree.c (save_expr): Set location.
9508 (build_empty_stmt): New argument.
9509 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9510 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9511 * builtins.c (gimplify_va_arg_expr): Use locations.
9512 (expand_builtin_sync_operation): Same.
9513 * c-typeck.c (build_component_ref): New argument.
9514 (build_array_ref): Same.
9515 (build_external_ref): Same.
9516 (c_expr_sizeof_expr): Same.
9517 (c_expr_sizeof_type): Same.
9518 (parser_build_unary_op): Same.
9519 (build_conditional_expr): Same.
9520 (build_compound_expr): Pass location on down.
9521 (build_compound_expr): New argument.
9522 (build_c_cast): Same.
9523 (c_cast_expr): Same.
9524 (build_asm_expr): Same.
9525 (c_finish_return): Same.
9526 (c_process_expr_stmt): Pass location on down.
9527 (c_finish_stmt_expr): New argument.
9528 (push_clenaup): Same.
9529 (c_finish_omp_parallel): Same.
9530 (c_finish_omp_task): Same.
9531 * gimplify.c (gimplify_call_expr): Pass location on down.
9532 * c-omp.c (c_finish_omp_master): New argument.
9533 (c_finish_omp_critical): Same.
9534 (c_finish_omp_ordered): Same.
9535 (c_finish_omp_barrier): Same.
9536 (-c_finish_omp_taskwait): Same.
9537 (c_finish_omp_atomic): Same.
9538 (c_finish_omp_flush): Same.
9539 * tree-inline.c (copy_tree_body_r): Pass location on down.
9540 (inline_forbidden_p): Remove use of input_location.
9541 * c-gimplify.c (c_build_bind_expr): New argument.
9542 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9543 (c_sizeof_or_alignof_type): New argument.
9544 (c_alignof_expr): Same.
9545 (build_va_arg): Same.
9546 (c_add_case_label): Same.
9547 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9548 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9549 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9550 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9551 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9552 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9554 * stub-objc.c (objc_build_selector_expr): Same.
9555 (objc_build_throw_stmt): Same.
9556 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9557 (c_parser_initelt): Same.
9558 (c_parser_compound_statement): Same.
9559 (c_parser_compound_statement_nostart): Same.
9560 (c_parser_label): Same.
9561 (c_parser_statement_after_labels): Same.
9562 (c_parser_if_body): Same.
9563 (c_parser_else_body): Same.
9564 (c_parser_if_statement): Same.
9565 (c_parser_switch_statement): Same.
9566 (c_parser_while_statement): Same.
9567 (c_parser_do_statement): Same.
9568 (c_parser_for_statement): Same.
9569 (c_parser_asm_statement): Same.
9570 (c_parser_conditional_expression): Same.
9571 (c_parser_binary_expression): Same.
9572 (c_parser_cast_expression): Same.
9573 (c_parser_unary_expression): Same.
9574 (c_parser_sizeof_expression): Same.
9575 (c_parser_alignof_expression): Same.
9576 (c_parser_postfix_expression): Same.
9577 (c_parser_expression): Same.
9578 (c_parser_objc_receiver): Same.
9579 (c_parser_omp_variable_list): Same.
9580 (c_parser_omp_structured_block): Same.
9581 (c_parser_omp_atomic): New argument.
9582 (c_parser_omp_barrier): Same.
9583 (c_parser_omp_critical): Same.
9584 (c_parser_omp_flush): Pass location on down.
9585 (c_parser_omp_for_loop): New argument.
9586 (c_parser_omp_for): Same.
9587 (c_parser_omp_master): Same.
9588 (c_parser_omp_ordered): Same.
9589 (c_parser_omp_sections_scope): Same.
9590 (c_parser_omp_sections): Same.
9591 (c_parser_omp_parallel): Same.
9592 (c_parser_omp_single): Same.
9593 (c_parser_omp_task): Same.
9594 (c_parser_omp_taskwait): Pass location on down.
9595 (c_parser_omp_construct): Same.
9596 (c_parser_omp_threadprivate): Same.
9597 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9598 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9599 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9600 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9601 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9602 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9603 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9604 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9605 config/i386/i386.c, stmt.c:
9606 Add location argument to the following function definitions and/or
9607 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9608 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9609 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9610 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9611 do_case, c_finish_bc_stmt, build_compound_literal,
9612 build_function_call.
9613 * c-decl.c (build_compound_literal): Add location argument.
9614 Make all diagnostic calls use location.
9615 (start_struct): Same.
9616 (finish_struct): Same.
9618 (build_enumerator): Same.
9619 (start_function): Same.
9620 (grokdeclarator): Make all diagnostic calls use location.
9621 (store_parm_decls_oldstyle): Same.
9622 * c-typeck.c (build_function_call): Add location argument.
9623 Make all diagnostic calls use location.
9625 (c_finish_bc_stmt): Same.
9626 * tree-nested.c (get_trampoline_type): Add argument.
9627 Pass location to build_decl.
9628 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9629 * rtl.h (RTL_LOCATION): New.
9630 * c-common.c (c_add_case_label): Add location argument.
9631 Make all diagnostic calls use location.
9632 * c-common.h: Add location argument to make_fname_decl, do_case,
9633 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9634 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9635 Set it appropriately for every case. Pass enum_loc to start_enum
9636 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9638 (c_parser_struct_or_union_specifier): Save location. Use it for
9639 start_struct, finish_struct, and parser_xref_tag.
9641 2009-06-12 Ian Lance Taylor <iant@google.com>
9643 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9645 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9646 cpp_opts->warn_cxx_operator_names.
9648 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9651 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9652 is returns NULL and OP is a VCE, look through the VCE.
9654 2009-06-12 Ian Lance Taylor <iant@google.com>
9657 * collect2.c (main): Use CONST_CAST2 in code inside #if
9658 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9660 2009-06-12 Joey Ye <joey.ye@intel.com>
9663 * cfgexpand.c (get_decl_align_unit): Update
9664 max_used_stack_slot_alignment with align instead of
9665 stack_alignment_needed.
9667 * function.c (assign_stack_local_1): Update
9668 max_used_stack_slot_alignment with alignment_in_bits instead
9669 of stack_alignment_needed.
9670 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9673 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9675 * dwarf2out.c (last_var_location_insn): New variable.
9676 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9677 (dwarf2out_var_location): Don't record anything after last real
9678 insn. Only change labels if there were any real instructions
9679 in between last note and this one, or if changed sections.
9681 2009-06-11 Richard Henderson <rth@redhat.com>
9683 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9684 note when storing the frame pointer in a register.
9685 (FRP): Don't redefine to nothing for epilogue.
9686 (alpha_expand_epilogue): Mark register and sp restores.
9687 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9689 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9690 when gen_lowpart is needed.
9692 2009-06-11 Richard Henderson <rth@redhat.com>
9694 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9696 * dwarf2out.c (need_data_align_sf_opcode): New.
9697 (div_data_align): Move earlier.
9698 (def_cfa_1, reg_save): Use it.
9700 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9702 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9703 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9704 (ix86_handle_option): Handle OPT_mcrc32.
9705 (ix86_target_string): Add -mcrc32.
9706 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9708 * config/i386/i386.h (TARGET_CRC32): New.
9710 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
9711 (sse4_2_crc32di): Likewise.
9713 * config/i386/i386.opt (mcrc32): New.
9715 * doc/invoke.texi: Document -mcrc32.
9717 2009-06-11 Richard Henderson <rth@redhat.com>
9719 * common.opt (gdwarf-): Accept a version number.
9720 * doc/invoke.texi (gdwarf-): Update docs.
9721 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
9722 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
9723 version level, and record it.
9725 * dwarf2.h (DW_CIE_VERSION): Remove.
9726 * dwarf2out.c (DWARF_VERSION): Remove.
9727 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
9728 (output_call_frame_info): Use CIE version 3 for dwarf3,
9729 or if the return register column is out of range for version 1.
9730 (dwarf_stack_op_name): Add all dwarf3 values.
9731 (DEBUG_PUBTYPES_SECTION): New.
9732 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
9733 encoding change for dwarf3.
9734 (output_die) [dw_val_class_die_ref]: Likewise.
9735 (output_compilation_unit_header): Emit correct version for dwarf3.
9736 (output_line_info): Likewise.
9737 (output_pubnames): Update for DWARF_VERSION removal.
9738 (output_aranges): Likewise.
9739 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
9740 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
9741 (dwarf2out_finish): Likewise.
9743 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9745 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
9748 2009-06-11 David Daney <ddaney@caviumnetworks.com>
9751 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
9752 * builtins.c (expand_builtin_unreachable): New function.
9753 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
9754 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
9755 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
9757 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
9758 searching for missing barriers.
9760 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9762 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
9763 when -fprofile-generate* was passed.
9764 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9766 2009-06-11 Anthony Green <green@moxielogic.com>
9768 * config/moxie/moxie.md: Define length attribute for all instructions.
9770 (*b<cond:code>): Support limited branch ranges for new PC-relative
9771 branch instructions.
9772 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
9774 2009-06-11 Jakub Jelinek <jakub@redhat.com>
9776 * config/i386/i386.c (min_insn_size): Use get_attr_length
9777 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
9780 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
9781 instead of emit_insn_before.
9783 2009-06-10 Ian Lance Taylor <iant@google.com>
9786 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
9789 2009-06-10 Revital Eres <eres@il.ibm.com>
9791 * passes.c (init_optimization_passes): Reschedule
9792 predictive-commoning pass before complete unroll pass.
9794 2009-06-10 Martin Jambor <mjambor@suse.cz>
9796 * cgraph.c (cgraph_node_can_be_local_p): New function.
9797 (cgraph_make_node_local): New function.
9798 * cgraph.h (cgraph_node_can_be_local_p): Declare.
9799 (cgraph_make_node_local): Declare.
9801 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
9803 * tree.h (tree_base): Add packed_flag and user_align fields.
9804 Decrease size of spare field.
9805 (TYPE_USER_ALIGN): Use user_align from tree_base.
9806 (DECL_USER_ALIGN): Likewise.
9807 (TYPE_PACKED): Use packed_flag from tree_base.
9808 (DECL_PACKED): Likewise.
9809 (tree_type): Delete packed_flag and user_align fields. Widen
9810 precision field. Widen mode field and shuffle fields to align
9811 mode on an 8-bit boundary.
9812 (tree_decl_common): Delete decl_flag_1 and user_align fields.
9813 Renumber decl_flag_* fields. Fix comments. Widen
9814 decl_common_unused field.
9815 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
9816 (DECL_EXTERNAL): Likewise.
9817 (DECL_BIT_FIELD): Likewise.
9818 (DECL_NONADDRESSABLE_P): Likewise.
9819 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
9820 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
9822 2009-06-10 Ian Lance Taylor <iant@google.com>
9824 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
9825 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
9826 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
9827 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
9828 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
9829 DEF_VEC_ALLOC_FUNC_P.
9830 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
9831 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
9832 DEF_VEC_ALLOC_FUNC_O.
9833 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
9834 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
9835 DEF_VEC_ALLOC_FUNC_I.
9836 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
9837 (vec_stack_p_reserve_exact_1): Declare.
9838 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
9839 (vec_stack_free): Declare.
9840 (VEC_stack_alloc): Define.
9841 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
9842 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
9843 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
9844 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
9846 (stack_vecs): New static variable.
9847 (vec_stack_p_reserve_exact_1): New function.
9848 (vec_stack_o_reserve_1): New static function.
9849 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
9850 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
9851 (vec_stack_free): New function.
9852 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
9853 (VEC_df_ref_stack_alloc): Define.
9854 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
9855 DEF_VEC_ALLOC_P_STACK.
9856 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
9857 (struct df_collection_rec): Change _vec fields to VEC. Remove
9859 (df_free_collection_rec): Adjust for new fields.
9860 (df_insn_rescan): Use new df_collection_rec fields.
9861 (df_notes_rescan, df_canonize_collection_rec): Likewise.
9862 (df_ref_create_structure, df_ref_record): Likewise.
9863 (df_get_conditional_uses, df_get_call_refs): Likewise.
9864 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
9865 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
9866 (df_record_exit_block_uses, df_bb_verify): Likewise.
9867 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
9868 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
9869 Remove count parameter. Change return type to void. Change all
9871 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
9872 Remove count parameter. Change return type to void. Change all
9874 (df_install_refs): Change old_vec parameter to VEC. Remove count
9875 parameter. Change all callers.
9876 (df_install_mws): Change old_vec parameter to VEC. Remove count
9877 parameter. Change all callers.
9878 (df_refs_verify): Change new_rec parameter to VEC. Change call
9880 (df_mws_verify): Likewise.
9882 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
9884 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
9886 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
9888 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
9890 2009-06-10 Anthony Green <green@moxielogic.com>
9892 * config/moxie/crti.asm: New file.
9893 * config/moxie/crtn.asm: New file.
9894 * config/moxie/moxie.c: New file.
9895 * config/moxie/moxie.h: New file.
9896 * config/moxie/sfp-machine.h: New file.
9897 * config/moxie/moxie-protos.h: New file.
9898 * config/moxie/t-moxie: Created.
9899 * config/moxie/t-moxie-softfp: Created.
9900 * config/moxie/moxie.md: Created.
9901 * config/moxie/constraints.md: Created.
9902 * config.gcc: Add moxie support.
9903 * doc/md.texi (Machine Constraints): Add moxie constraints.
9904 * doc/contrib.texi (Contributors): Mention moxie port.
9905 * doc/install.texi (Specific): Mention the moxie port.
9907 2009-06-09 Ian Lance Taylor <iant@google.com>
9909 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
9911 * optabs.c (optab_table): Only use designated initializers if
9912 HAVE_DESIGNATED_INITIALIZERS is defined.
9913 (convert_optab_table): Likewise.
9914 (init_optabs): Always call init_insn_codes if
9915 HAVE_DESIGNATED_INITIALIZERS is not defined.
9917 2009-06-09 Ian Lance Taylor <iant@google.com>
9919 * targhooks.c (default_builtin_vectorized_function): Change fn
9920 parameter to unsigned int.
9921 (default_builtin_vectorized_conversion): Change code parameter to
9923 (default_builtin_reciprocal): Change fn parameter to unsigned int.
9924 * targhooks.h: Update declarations.
9925 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
9926 parameter to unsigned int.
9928 * c-typeck.c (comptypes_check_enum_int): New static function.
9929 (comptypes_internal): Add enum_and_int_p parameter. Change all
9931 (comp_target_types): Add location parameter. Change all callers.
9932 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
9934 (function_types_compatible_p, type_lists_compatible_p): Likewise.
9935 (build_conditional_expr): Add colon_loc parameter. Change all
9937 (convert_for_assignment): Add location parameter. Change all callers.
9938 * c-parser.c (c_parser_conditional_expression): Pass location of
9939 colon to build_conditional_expr.
9940 * c-tree.h (build_conditional_expr): Update declaration.
9942 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9944 * graphite.c: Revert previous patch.
9946 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
9949 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9951 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
9953 * tree-ssa-loop-prefetch.c
9954 (loop_prefetch_arrays): Fixed a portability problem in printf format
9957 2009-06-09 Martin Jambor <mjambor@suse.cz>
9959 PR tree-optimization/40351
9960 * tree-sra.c (propagate_subacesses_accross_link): Check that a
9961 refrence to a potential artifical subaccess can be constructed.
9963 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9965 * config/sh/sh-protos.h (sh_optimization_options): Declare.
9966 (sh_override_options): Likewise.
9967 * config/sh/sh.c: Include params.h.
9968 (sh_optimization_options): New.
9969 (sh_override_options): Likewise.
9970 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
9971 (OVERRIDE_OPTIONS): Use sh_override_options.
9973 2009-06-08 Jakub Jelinek <jakub@redhat.com>
9975 * dwarf2out.c (emit_cfa_remember): New variable.
9976 (add_fde_cfi): If emit_cfa_remember, recurse to add
9977 DW_CFA_remember_state first.
9978 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
9979 instead just set emit_cfa_remember.
9981 2009-06-08 Jan Hubicka <jh@suse.cz>
9984 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
9986 2009-06-08 Jan Hubicka <jh@suse.cz>
9989 * cgraphunit.c (save_inline_function_body): Do not copy transform
9990 hooks for saved inline bodies.
9991 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
9994 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
9996 * jump.c (returnjump_p): Handle delayed branches. Add missing
9999 2009-06-08 Jan Hubicka <jh@suse.cz>
10001 PR middle-end/40102
10002 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10003 original node might've been modified.
10004 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10006 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10008 * tree-object-size.c (addr_object_size): Add OSI argument.
10009 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10010 (compute_builtin_object_size, expr_object_size): Adjust callers.
10011 (plus_stmt_object_size): Call addr_object_size instead of
10012 compute_builtin_object_size.
10014 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10015 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10017 * tree-ssa-loop-prefetch.c
10018 (gather_memory_references): Introduced a counter for the number of
10020 (anything_to_prefetch_p): Introduced a counter for the number of
10022 (is_loop_prefetching_profitable): New function with a cost model
10024 (loop_prefetch_arrays): Use the new cost model to determine if
10025 prefetching is profitable.
10026 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10027 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10028 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10029 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10030 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10031 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10033 2009-06-08 Michael Matz <matz@suse.de>
10036 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10037 partitions use the same.
10038 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10039 for basevars of SSA_NAMEs.
10040 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10041 to not expand them twice.
10042 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10045 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10047 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10048 (fdump-final-insns=, gtoggle): New.
10049 * doc/invoke.texi: Document them.
10050 * final.c (rest_of_clean_state): Dump final insn stream.
10051 * gcc.c (invoke_as): Hook in -fcompare-debug.
10052 (static_spec_functions): Add compare-debug-dump-opt,
10053 compare-debug-self-opt and compare-debug-auxbase-opt.
10054 (compare_debug, compare_debug_second, compare_debug_opt): New.
10055 (switches_debug_check, n_switches_debug_check): New.
10056 (debug_auxbase_opt, debug_check_temp_file): New.
10057 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10059 (do_self_spec): Handle arguments after switches.
10060 (do_spec_1): Add .gk extension to temp file basenames for compare.
10061 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10062 (cc1_options): Use it instead of normal auxbase computation for
10063 the second compare-debug compilation.
10064 (compare_files): New.
10065 (main): Set up and implement compare debug mode.
10066 (compare_debug_dump_opt_spec_function): New.
10067 (compare_debug_self_opt_spec_function): New.
10068 (compare_debug_auxbase_opt_spec_function): New.
10069 * toplev.c (process_options): Handle flag_gtoggle,
10070 flag_dump_final_insns.
10071 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10072 during -fcompare-debug-second compilation.
10074 2009-06-07 Ian Lance Taylor <iant@google.com>
10076 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10077 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10079 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10080 with no default node. Change warning with %H to warning_at.
10081 Don't clear warn_switch around case checking.
10082 * doc/invoke.texi (Warning Options): Clarify distinction between
10083 -Wswitch and -Wswitch-enum.
10085 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10087 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10089 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10091 * gbl-ctors.h: Add header guard.
10093 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10095 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10096 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10097 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10098 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10099 prototypes for removed functions.
10100 (expressions_equal_p): Move to ...
10101 * tree-ssa-sccvn.h: ... here and ...
10102 * matrix-reorg.c: ... adjust includes.
10104 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10106 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10108 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10110 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10111 (finish_function): Remove erroneous whitespace.
10113 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10115 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10116 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10118 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10120 * errors.c (internal_error): Commentary typo fix.
10121 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10122 * tree-ssa-pre.c: Ditto.
10124 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10126 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10127 them is supposed to hold actual statements.
10129 2009-06-06 Ian Lance Taylor <iant@google.com>
10131 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10132 empty statements can now have attributes.
10134 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10136 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10137 * config/mips/mips.md: Ditto.
10139 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10141 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10143 (__eabi_uconvert): Likewise.
10145 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10147 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10148 CFI_* definitions with IN_GCC.
10150 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10152 * xcoffout.h (xcoffout_source_line): Update prototype.
10154 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10156 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10157 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10159 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10161 PR middle-end/40340
10162 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10163 inlined_function_outer_scope_p blocks for artificial inlines
10165 * tree.c (tree_nonartificial_location): Rewrite using
10166 block_nonartificial_location.
10168 2009-06-05 Revital Eres <eres@il.ibm.com>
10169 Leehod Baruch <leehod@il.ibm.com>
10171 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10172 (expand_expr_real_1): Remove comment.
10173 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10174 Vectorize misaligned access when the target supports it.
10175 (vect_supportable_dr_alignment): Check for unaligned access support.
10176 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10179 2009-06-05 Julian Brown <julian@codesourcery.com>
10181 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10182 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10184 2009-06-05 Richard Guenther <rguenther@suse.de>
10187 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10188 as possibly unused.
10190 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10192 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10193 (save_gprs): Don't tell unwinder when a global register is saved.
10194 (s390_emit_epilogue): Emit needed epilogue unwind info.
10196 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10198 * dwarf2out.c (deferred_asm_name): New.
10199 (add_name_and_src_coords_attributes): Defer creation of
10200 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
10202 (move_linkage_attr): New.
10203 (dwarf2out_finish): Revisit deferrals and emit attributes at the
10206 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10208 * tree-nested.c (finalize_nesting_tree_1): Declare the
10209 frame_decl in the binding tree.
10211 2009-06-04 Cary Coutant <ccoutant@google.com>
10213 * basic-block.h (struct basic_block_def): Add discriminator field.
10214 * dbxout.c (dbxout_source_line): Add new parameter. Change all
10216 * debug.c (do_nothing_debug_hooks): Add additional entry.
10217 (debug_nothing_int_charstar_int): New function.
10218 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10219 (debug_nothing_int_charstar_int): New declaration.
10220 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10221 discriminator value in .loc directive.
10222 * final.c (last_discriminator): New variable.
10223 (discriminator): New variable.
10224 (final_start_function): Initialize above variables, pass current
10225 discriminator to debug hook.
10226 (notice_source_line): Check for discriminator change.
10227 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10228 * sdbout.c (sdbout_source_line): New parameter.
10229 * tree-cfg.c (struct locus_discrim_map): New structure type.
10230 (discriminator_per_locus): New hash table.
10231 (build_gimple_cfg): Allocate and free discriminator hash table.
10232 (make_edges): Call assign_discriminator.
10233 (locus_map_hash): New function.
10234 (locus_map_eq): New function.
10235 (next_discriminator_for_locus): New function.
10236 (same_line_p): New function.
10237 (assign_discriminator): New function.
10238 (make_cond_expr_edges): Call assign_discriminator.
10239 (make_gimple_switch_edges): Likewise.
10240 (first_non_label_stmt): New function.
10241 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10243 * xcoffout.c (xcoffout_source_line): Add new parameter.
10245 * configure.ac (gcc_cv_as_discriminator): New configury check for
10246 gas support for discriminator.
10247 * configure: Regenerate.
10248 * config.in: Regenerate.
10250 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10252 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10253 val after checking for integers.
10255 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10257 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10259 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10260 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10261 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10262 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10263 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10264 X64_SSE_REGPARM_MAX.
10265 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10266 X64_SSE_REGPARM_MAX.
10268 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10270 * gcc.c (report_times_to_file): New.
10271 (execute): Implement it.
10272 (process_command): Support -time=.
10273 * doc/invoke.texi: Document it.
10275 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10277 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10278 that have value exprs.
10280 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10282 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10283 declarations for constants until...
10284 (dw2_output_indirect_constant_1): ... this point.
10286 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10289 * arm.md (arm_addsi3): Don't try to split an add with an
10290 eliminable register until after reload has completed.
10292 2009-06-03 Ian Lance Taylor <iant@google.com>
10294 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10295 * genattrtab.c (write_length_unit_log): Likewise.
10296 * genchecksum.c (dosum): Likewise.
10297 * gengtype.c (write_rtx_next): Likewise.
10298 (finish_root_table, write_roots): Likewise.
10299 * gimple.c (gimple_ops_offset_): Likewise.
10300 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10301 * config/arc/arc.c (arc_attribute_table): Likewise.
10302 * config/arm/arm.c (arm_attribute_table): Likewise.
10303 * config/avr/avr.c (avr_attribute_table): Likewise.
10304 * config/crx/crx.c (crx_attribute_table): Likewise.
10305 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10306 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10307 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10308 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10309 * config/sh/sh.c (sh_attribute_table): Likewise.
10310 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10311 * config/spu/spu.c (spu_attribute_table): Likewise.
10312 * config/v850/v850.c (v850_attribute_table): Likewise.
10314 * config/alpha/alpha.c (vms_attribute_table): Make static.
10315 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10316 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10317 * config/mips/mips.c (mips_attribute_table): Likewise.
10319 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10321 (cc1-checksum.o): Likewise.
10323 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10325 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10327 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10329 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10330 insn if it is changing sp. Use gen_add3_insn instead of
10331 conditionally gen_addsi3 and gen_adddi3.
10332 (offset_below_red_zone_p): New static inline function.
10333 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10334 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10335 * config/rs6000/ppc-asm.h: Include auto-host.h.
10336 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10337 CFI_RESTORE): Define.
10338 * config/rs6000/crtresxgpr.asm: Add unwind info.
10339 * config/rs6000/crtresxfpr.asm: Likewise.
10340 * config/rs6000/crtresgpr.asm: Likewise.
10341 * config/rs6000/crtresfpr.asm: Likewise.
10342 * config/rs6000/crtsavgpr.asm: Likewise.
10343 * config/rs6000/crtsavfpr.asm: Likewise.
10345 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10346 argument of DWARF2_FRAME_REG_OUT macros.
10348 2009-06-03 Julian Brown <julian@codesourcery.com>
10350 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10351 words or less (including TImode) in core registers.
10353 2009-06-03 Richard Guenther <rguenther@suse.de>
10355 PR middle-end/40328
10356 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10358 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10360 * statistics.c (statistics_counter_event): Do not record event
10361 in pass dump if its number == -1.
10362 (curr_statistics_hash): Add assert that we never get passes
10363 with static number == -1.
10365 2009-06-03 Richard Guenther <rguenther@suse.de>
10366 Andrey Belevantsev <abel@ispras.ru>
10368 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10369 non-BLKmode arrays addressable.
10371 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10373 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10374 * config/m68k/m68k.h: ... here.
10375 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10378 2009-06-03 Martin Jambor <mjambor@suse.cz>
10380 PR tree-optimization/40323
10381 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10384 2009-06-03 Richard Guenther <rguenther@suse.de>
10386 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10389 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10391 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10392 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10393 JUMP_TABLE_DATA_P where applicable.
10394 * config/sh/sh.c: Ditto.
10395 * config/sh/sh.h: Ditto.
10396 * config/sh/sh.md: Ditto.
10397 * config/sh/symbian.c: Ditto.
10399 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10401 * config/i386/driver-i386.c (describe_cache): Optimize
10402 concatenation of strings. Use snprintf instead of sprintf.
10403 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10404 target when not compiling with GCC.
10406 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10408 * config/sh/sh.c: Revert last change.
10409 (sh_expand_epilogue): Emit a blockage insn before the frame
10410 pointer adjustment unconditionally.
10412 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10414 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10415 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10416 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10417 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10418 to COLLECT_GCC_OPTIONS.
10420 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10422 * collect2.c (target_system_root): New variable.
10423 (main): Handle --sysroot=.
10424 (ignore_library): Strip the sysroot from the library path.
10426 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10428 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10429 (collect2.o): Depend on collect2-aix.h.
10430 (collect2-aix.o): New rule.
10431 * collect2-aix.h: New file.
10432 * collect2-aix.c: Likewise.
10433 * collect2.c: Include collect2-aix.h. Don't undefine
10434 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10435 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10436 Use TARGET_AIX_VERSION instead of _AIX51.
10437 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10438 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10439 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10440 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10441 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10443 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10445 * collect2.c (ignore_library): Avoid premature post-increment
10446 and null deference.
10448 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10450 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10451 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10452 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10453 CROSS_DIRECTORY_STRUCTURE too.
10454 (LINK_LIBG_SPEC): Likewise.
10455 (LIB_SPEC): Add %R to sysroot paths.
10456 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10457 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10458 * config/rs6000/aix51.h: As for aix43.h.
10459 * config/rs6000/aix52.h: Likewise.
10460 * config/rs6000/aix53.h: Likewise.
10461 * config/rs6000/aix61.h: Likewise.
10462 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10463 to the beginning of sysroot paths.
10465 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10467 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10468 INSN_LISTs that are out of the REG_NOTE range.
10470 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10472 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10473 (struct var_to_expand): Likewise.
10474 (struct opt_info): Add head and tail for linked lists of the above.
10475 (analyze_insn_to_expand_var): Initialize next.
10476 (analyze_iv_to_split_insn): Likewise.
10477 (analyze_insns_in_loop): Create linked lists.
10478 (allocate_basic_variable): Simplify for use without hash table.
10479 (insert_var_expansion_initialization): Likewise, make it type-safer.
10480 (combine_var_copies_in_loop_exit): Likewise.
10481 (apply_opt_in_copies): Walk lists rather than hash tables.
10482 (release_var_copies): Simplified and inlined by hand into...
10483 (free_opt_info): ... this function.
10485 2009-06-02 Richard Guenther <rguenther@suse.de>
10487 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10490 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10492 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10493 only for builtins that are not overridden.
10495 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10497 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10500 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10502 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10504 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10506 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10508 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10510 * common.opt (fdump-unnumbered-links): New.
10511 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10512 * print-rtl.c (flag_dump_unnumbered_links): New.
10513 (print_rtx): Test it.
10515 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10517 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10518 push/pop multiple to 8-byte alignment.
10520 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10522 * config/i386/i386.c (queued_cfa_restores): New static variable.
10523 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10525 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10526 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10527 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10528 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10529 note unconditionally.
10530 (ix86_emit_restore_regs_using_mov): Likewise.
10531 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10532 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10533 it through to ix86_emit_restore_reg_using_pop.
10534 (ix86_emit_leave): Add RED_OFFSET argument. Call
10535 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10536 instead of adding REG_CFA_OFFSET note unconditionally.
10537 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10538 the above functions. Call ix86_add_queued_cfa_restore_notes when
10541 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10542 force output of the label even for dwarf2out_do_cfi_asm.
10543 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10544 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10545 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10547 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10548 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10549 dwarf2out_cfi_label callers.
10550 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10551 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10552 Adjust dwarf2out_cfi_label callers.
10553 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10555 * config/i386/i386.h (struct machine_cfa_state,
10556 struct machine_function): Guard with ifndef USED_FOR_TARGET
10557 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10560 * emutls.c (__emutls_get_address): Change arr->size to mean number
10561 of allocated arr->data entries instead of # of slots + 1.
10563 PR middle-end/40316
10564 * recog.c (peep2_reinit_state): New function.
10565 (peephole2_init_state): Use it at the end of a basic block and also
10566 when seeing a RTX_FRAME_RELATED_P insn.
10568 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10570 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10571 fixuns_truncrfdi2): New.
10572 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10573 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10574 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10575 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10576 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10577 *recip_approx): Remove.
10578 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10579 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10580 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10582 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10585 2009-06-01 Ian Lance Taylor <iant@google.com>
10587 * attribs.c (register_attribute): Use CONST_CAST.
10588 * collect2.c (main): Use CONST_CAST2.
10589 (scan_prog_file): Likewise.
10590 * gcc.c (process_command, main): Likewise.
10591 * toplev.c (toplev_main): Likewise.
10593 * c-typeck.c (handle_warn_cast_qual): New static function,
10594 partially broken out of build_c_cast.
10595 (build_c_cast): Call handle_warn_cast_qual.
10596 * doc/invoke.texi (Warning Options): Document new effect of
10599 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10601 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10602 (diagnostic_report_current_module): Print columns.
10603 * common.opt (flag_show_column): Enable by default.
10605 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10607 * alias.c (find_base_term): Check for NULL term before returning.
10609 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10611 Revert due to PR40320:
10612 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10613 * calls.c (emit_library_call_value_1): Don't force_operand for move
10616 2009-06-01 Olivier Hainque <hainque@adacore.com>
10617 Eric Botcazou <ebotcazou@adacore.com>
10619 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10620 to be processed as a bitfield for constructor output purposes.
10621 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10623 * varasm.c (oc_local_state): New type, output_constructor
10624 local state to support communication with helpers.
10625 (oc_outer_state): New type, output_constructor outer state of
10626 relevance in recursive calls.
10627 (output_constructor_array_range): New output_constructor helper,
10628 extracted code for an array range element.
10629 (output_constructor_regular_field): New output_constructor helper,
10630 extracted code for an element that is not a bitfield.
10631 (output_constructor_bitfield): New output_constructor helper,
10632 extracted code for a bitfield element. Accept an OUTER state
10633 argument for recursive processing. Recurse on record or array
10634 CONSTRUCTOR values, possibly past noop conversions.
10635 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10636 VALUE is a valid constant-valued expression for use in a static
10637 bit-field initializer.
10638 (output_constructor): Rework to use helpers. Accept and honor an
10639 OUTER state argument for recursive calls. Return total size. Be
10640 prepared for nested constructors initializing bitfields.
10641 (output_constant): Feed OUTER in calls to output_constructor.
10643 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10645 * calls.c (emit_library_call_value_1): Don't force_operand for move
10648 2009-06-01 Nick Clifton <nickc@redhat.com>
10650 * doc/invoke.texi (IA-64 Options): Fix typo.
10652 2009-06-01 Ira Rosen <irar@il.ibm.com>
10654 PR tree-optimization/39129
10655 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10657 (vect_do_peeling_for_loop_bound): Use
10658 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10659 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10660 (vect_loop_versioning): Likewise.
10661 (vect_create_cond_for_alias_checks): Fix indentation.
10662 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10664 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10665 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10666 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10667 "control flow in loop".
10668 (vect_estimate_min_profitable_iters): Use
10669 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10670 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10671 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10672 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10673 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10674 statement belongs to a group of strided accesses with the exact code
10676 (vectorizable_load): Likewise.
10677 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10678 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10680 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10682 * config/freebsd-stdint.h: New file.
10683 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10684 Add freebsd-stdint.h to tm_file.
10686 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10688 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10689 (thumb2_extendhidi2): Likewise.
10691 2009-05-31 Ian Lance Taylor <iant@google.com>
10693 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10695 2009-05-31 Ian Lance Taylor <iant@google.com>
10697 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10698 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10699 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10701 2009-05-31 Jason Merrill <jason@redhat.com>
10703 * tree-pretty-print.c (print_call_name): Take the callee, not the
10704 call itself. Make non-static. Use dump_function_name for functions.
10705 (dump_generic_node): Adjust.
10706 * diagnostic.h: Declare print_call_name.
10707 * gimple-pretty-print.c (dump_gimple_call): Use it.
10709 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10711 * config/sh/sh.md (ashldi3_std): New define_expand.
10714 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
10717 * config/sh/sh.c: Include debug.h.
10718 (sh_expand_epilogue): Emit a blockage insn before the frame
10719 pointer adjustment also when dwarf2out_do_frame returns true.
10721 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10723 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
10724 (thumb2_extendqidi2): New pattern.
10726 2009-05-31 Ira Rosen <irar@il.ibm.com>
10728 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
10729 mark phis for renaming.
10730 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
10731 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
10732 Call mark_sym_for_renaming.
10733 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
10734 * tree-vect-loop.c (vect_transform_loop): Remove
10735 vect_memsyms_to_rename initialization and a call to
10736 mark_set_for_renaming.
10738 2009-05-31 Jakub Jelinek <jakub@redhat.com>
10740 PR middle-end/40304
10741 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
10742 frame related even if !set_cfa && style < 0.
10744 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
10746 * config/i386/mingw-tls.c: New file.
10747 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
10748 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
10749 defining _WIN32 but not __CYGWIN__.
10751 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10753 * configure.ac: Add MPC support.
10755 * config.in, configure: Regenerate.
10757 2009-05-29 Richard Henderson <rth@redhat.com>
10759 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
10760 NOTE_INSN_BASIC_BLOCK.
10761 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
10762 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
10763 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
10765 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
10767 (add_cfi): Disable check redefining cfa away from drap.
10768 (lookup_cfa_1): Add remember argument; handle remember/restore.
10769 (lookup_cfa): Pass remember argument.
10770 (cfa_remember): New.
10771 (compute_barrier_args_size_1): Remove sibcall check.
10772 (dwarf2out_frame_debug_def_cfa): New.
10773 (dwarf2out_frame_debug_adjust_cfa): New.
10774 (dwarf2out_frame_debug_cfa_offset): New.
10775 (dwarf2out_frame_debug_cfa_register): New.
10776 (dwarf2out_frame_debug_cfa_restore): New.
10777 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
10778 (dwarf2out_begin_epilogue): New.
10779 (dwarf2out_frame_debug_restore_state): New.
10780 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
10781 DW_CFA_restore_state.
10782 (output_cfi_directive): Likewise.
10783 (convert_cfa_to_fb_loc_list): Likewise.
10784 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
10785 * dwarf2out.h: Update.
10786 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
10787 (copy_insn_1): Early out for null.
10788 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
10789 and dwarf2out_frame_debug_restore_state.
10790 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
10791 (prologue_insn_hash, epilogue_insn_hash): New.
10792 (free_after_compilation): Adjust freeing accordingly.
10793 (record_insns): Create hash table if needed; push insns into
10794 hash instead of array.
10795 (maybe_copy_epilogue_insn): New.
10796 (contains): Search hash table instead of array.
10797 (sibcall_epilogue_contains): Remove.
10798 (thread_prologue_and_epilogue_insns): Split eh_return insns
10799 and mark them as epilogues.
10800 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
10801 scanning in terms of basic blocks.
10802 * insn-notes.def (CFA_RESTORE_STATE): New.
10803 * jump.c (returnjump_p_1): Accept EH_RETURN.
10804 (eh_returnjump_p_1, eh_returnjump_p): New.
10805 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
10806 CFA_REGISTER, CFA_RESTORE): New.
10807 * rtl.def (EH_RETURN): New.
10808 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
10810 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
10811 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
10813 * config/i386/i386.c (gen_push): Update cfa state.
10814 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
10815 add a CFA_ADJUST_CFA note.
10816 (ix86_dwarf_handle_frame_unspec): Remove.
10817 (ix86_expand_prologue): Update cfa state.
10818 (ix86_emit_restore_reg_using_pop): New.
10819 (ix86_emit_restore_regs_using_pop): New.
10820 (ix86_emit_leave): New.
10821 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
10822 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
10823 * config/i386/i386.h (struct machine_cfa_state): New.
10824 (ix86_cfa_state): New.
10825 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
10826 (eh_return_internal): Merge from eh_return_<mode>,
10827 use eh_return rtx, split w/ epilogue.
10829 2009-05-29 Ian Lance Taylor <iant@google.com>
10831 * builtins.c (validate_gimple_arglist): Don't use va_arg with
10833 * calls.c (emit_library_call_value_1): Likewise.
10835 * c-typeck.c (c_build_va_arg): New function.
10836 * c-tree.h (c_build_va_arg): Declare.
10837 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
10838 instead of build_va_arg.
10840 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
10842 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
10843 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
10844 (ptr_difference_cost): Use affine combinations to compute it.
10845 (difference_cost): Likewise.
10846 (get_computation_cost_at): Compute more accurate cost for addresses
10847 if the ratio is a multiplier allowed in addresses.
10848 For non-addresses, consider that an additional offset or symbol is
10851 2009-05-29 Jakub Jelinek <jakub@redhat.com>
10853 * config/i386/i386.c (ix86_decompose_address): Avoid useless
10854 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
10856 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
10857 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
10858 (prefix_rex): For UNIT_MMX don't imply the prefix by default
10860 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
10861 to 1 for TYPE_SSE{IADD1,CVT1}.
10862 (prefix_vex_imm8): Removed.
10863 (length_vex): Only pass 1 as second argument to
10864 ix86_attr_length_vex_default if prefix_extra is 0.
10865 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
10866 (length): For prefix vex computation use length_immediate
10867 attribute instead of prefix_vex_imm8.
10868 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
10869 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
10870 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
10871 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
10872 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
10873 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
10874 a space in between the operands.
10875 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
10876 if one operand is 0xff and the other one si, di, bp or sp.
10877 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
10878 other one si, di, bp or sp.
10879 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
10880 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
10881 type and mode attributes.
10882 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
10883 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
10884 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
10885 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
10886 prefix_data16 attribute iff MODE_DF.
10887 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
10888 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
10889 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
10890 constm128_operand in length_immediate computation.
10891 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
10892 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
10893 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
10894 length_immediate attribute to 1.
10895 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
10896 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
10897 for certain alternatives.
10898 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
10899 prefix_data16 attribute if MODE_V1DF.
10900 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
10901 length_immediate to 1.
10902 (set_got_rex64, set_rip_rex64): Remove length attribute, set
10903 length_address to 4, set mode attribute to MODE_DI.
10904 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
10905 (fxam<mode>2_i387): Set length attribute to 4.
10906 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
10907 *prefetch_3dnow_rex): Override length_address attribute.
10908 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
10910 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
10911 (constm128_operand): Removed.
10912 * config/i386/i386.c (memory_address_length): For
10913 disp && !index && !base in 64-bit mode account for SIB byte if
10914 print_operand_address can't optimize disp32 into disp32(%rip)
10915 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
10916 for fs: or gs: segment.
10917 (ix86_attr_length_immediate_default): When checking if shortform
10918 is possible, truncate immediate to the length of the non-shortened
10920 (ix86_attr_length_address_default): Ignore MEM_P operands
10922 (ix86_attr_length_vex_default): Only check for DImode on
10923 GENERAL_REG_P operands.
10924 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
10925 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
10926 (sse_cvttps2pi): Clear prefix_rep attribute.
10927 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
10929 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
10930 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
10931 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
10932 iff operand 2 is const_int_operand.
10933 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
10934 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
10935 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
10937 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
10939 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
10940 prefix_data16 attribute for movlpd and movhpd instructions.
10941 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
10942 length_immediate for shufpd instruction.
10943 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
10944 (avx_cmpp<avxmodesuffixf2c><mode>3,
10945 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
10946 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
10947 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
10948 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
10949 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
10950 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
10951 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
10952 prefix_data16 attribute for the first alternative to 1.
10953 (*avx_loadlps): Override length_immediate for the first alternative.
10954 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
10955 attributes for second alternative.
10956 (*vec_concatv2sf_sse4_1): Override length_immediate and
10957 prefix_data16 attributes for second alternative.
10958 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
10959 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
10960 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
10961 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
10962 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
10963 prefix_data16 and length_immediate to 1.
10964 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
10966 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
10967 prefix_extra attribute for variants that don't have 0f prefix alone.
10968 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
10969 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
10970 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
10971 *sse4_1_pextrd): Set length_immediate to 1.
10972 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
10973 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
10975 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
10976 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
10977 length_immediate to 1 for second alternative.
10978 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
10979 prefix_extra and length_immediate attributes for the first
10981 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
10983 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
10984 to 1 for the first and third alternative.
10985 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
10987 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
10989 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
10991 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
10992 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
10993 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
10994 *avx_psign<mode>3): Set prefix_extra attribute to 1.
10995 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
10996 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
10997 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
10998 ssse3_psign<mode>3): Override prefix_rex attribute.
10999 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11000 (ssse3_palignrti): Override length_immediate to 1.
11001 (ssse3_palignrdi): Override length_immediate to 1, override
11002 prefix_rex attribute.
11003 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11004 (sse4a_extrqi): Override length_immediate to 2.
11005 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11006 (sse4a_insertq): Override prefix_data16 to 0.
11007 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11008 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11009 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11010 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11011 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11012 and length_immediate to 1.
11013 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11014 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11015 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11016 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11017 and length_immediate to 1.
11018 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11019 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11020 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11021 avx_ptest256): Override prefix_extra to 1.
11022 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11023 Override prefix_data16 and length_immediate to 1.
11024 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11025 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11026 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11027 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11028 prefix_data16 to 0 and prefix_extra to 2.
11029 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11030 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11032 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11033 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11034 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11035 and prefix_extra to 2.
11036 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11037 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11038 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11039 avx_vpermilvar<mode>3,
11040 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11041 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11042 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11043 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11044 Override prefix_extra to 1.
11045 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11046 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11047 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11048 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11049 prefix_extra and length_immediate to 1.
11050 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11052 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11053 to 1 for the first alternative.
11054 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11055 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11057 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11058 *movv2sf_internal_avx, *movv2sf_internal): Override
11059 prefix_rep attribute for certain alternatives.
11060 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11061 attributes for certain alternatives.
11062 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11063 attributes for certain alternatives.
11064 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11065 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11066 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11067 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11068 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11069 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11070 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11071 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11072 length_immediate to 1 if operand 2 is const_int_operand.
11073 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11074 *vec_extractv2si_1): Set length_immediate attribute to 1.
11075 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11076 using old 3DNOW insn rather than SSE/3DNOW_A.
11077 (mmx_emms, mmx_femms): Clear modrm attribute.
11079 2009-05-29 Martin Jambor <mjambor@suse.cz>
11081 * tree-sra.c: New implementation of SRA.
11083 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11084 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11085 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11086 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11087 (SRA_MAX_STRUCTURE_COUNT): Removed.
11088 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11089 * doc/invoke.texi (sra-max-structure-size): Removed.
11090 (sra-field-structure-ratio): Removed.
11092 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11094 PR middle-end/40291
11095 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11098 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11100 PR rtl-optimization/40101
11101 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11102 seqno. Adjust comment.
11103 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11104 inserting bookkeeping before a jump, the jump is not scheduled.
11105 When no positive seqno found, provide a value. Add comment.
11107 2009-05-29 Richard Guenther <rguenther@suse.de>
11109 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11110 short-cutting on the first component.
11112 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11114 PR middle-end/39958
11115 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11116 for trees other than decls/types.
11118 2009-05-29 Richard Guenther <rguenther@suse.de>
11120 * tree-ssa-operands.c (get_expr_operands): Do not handle
11121 INDIRECT_REFs in the handled-component case. Remove
11122 unused get_ref_base_and_extent case.
11123 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11124 tree_low_cst and host_integerp where possible.
11125 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11126 codes for equivalence.
11127 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11129 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11131 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11132 to tmake_file for i[34567]86-*-cygwin*.
11134 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11137 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11138 (altivec_categorize_keyword, init_vector_keywords,
11139 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11142 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11144 * tree.c (handle_dll_attribute): Check if node is
11145 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11147 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11149 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11151 (thumb2_zero_extendqidi2): Likewise.
11153 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11155 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11156 instead of gen_movrt.
11157 * config/sh/sh.md (movrt): Remove.
11159 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11161 * doc/invoke.texi (IA-64 Options):
11162 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11163 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11164 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11165 -msched-prefer-non-control-spec-insns,
11166 -msched-stop-bits-after-every-cycle,
11167 -msched-count-spec-in-critical-path,
11168 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11169 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11170 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11171 and -msched-spec-verbose.
11173 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11175 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11176 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11178 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11180 2009-05-28 Richard Guenther <rguenther@suse.de>
11182 * tree-ssa-alias.c (ao_ref_init): New function.
11183 (ao_ref_base): Likewise.
11184 (ao_ref_base_alias_set): Likewise.
11185 (ao_ref_alias_set): Likewise.
11186 (refs_may_alias_p_1): Change signature.
11187 (refs_may_alias_p): Adjust.
11188 (refs_anti_dependent_p): Likewise.
11189 (refs_output_dependent_p): Likewise.
11190 (call_may_clobber_ref_p_1): Change signature.
11191 (call_may_clobber_ref_p): Adjust.
11192 (stmt_may_clobber_ref_p_1): New function split out from ...
11193 (stmt_may_clobber_ref_p): ... here.
11194 (maybe_skip_until): Adjust signature.
11195 (get_continuation_for_phi): Likewise.
11196 (walk_non_aliased_vuses): Likewise.
11197 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
11198 (ao_ref_init): Declare.
11199 (ao_ref_base): Likewise.
11200 (ao_ref_alias_set): Likewise.
11201 (stmt_may_clobber_ref_p_1): Likewise.
11202 (walk_non_aliased_vuses): Adjust.
11203 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
11204 (get_ref_from_reference_ops): remove.
11205 (vn_reference_lookup_2): Adjust signature.
11206 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
11207 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
11208 (vn_reference_lookup): Adjust.
11209 (vn_reference_insert): Likewise.
11210 (vn_reference_insert_pieces): Adjust signature.
11211 (visit_reference_op_call): Adjust.
11212 * tree-ssa-pre.c (get_expr_type): Simplify.
11213 (phi_translate_1): Adjust.
11214 (compute_avail): Likewise.
11215 (translate_vuse_through_block): Do not re-build trees.
11216 (value_dies_in_block_x): Likewise.
11217 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11219 (vn_reference_lookup_pieces): Adjust declaration.
11220 (vn_reference_insert_pieces): Likewise.
11222 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11224 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11225 with checking disabled.
11227 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11231 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11232 macro definition for support of three-operand format aligned
11233 .comm directive in assembler on cygwin/pe/mingw target OS.
11234 * configure: Regenerate.
11235 * config.h: Regenerate.
11237 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11238 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11239 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11241 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11242 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11244 2009-05-28 Ira Rosen <irar@il.ibm.com>
11246 PR tree-optimization/40254
11247 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11248 in analysis of basic blocks.
11250 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11252 PR middle-end/33699
11253 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11254 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11255 (TARGET_INITIALIZER): Use it.
11256 * cse.c (CHEAPER): Move it up to the other macros.
11257 (insert): Rename this ...
11258 (insert_with_costs): ... to this. Add cost parameters. Update
11260 (insert): New function. Call insert_with_costs.
11261 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11262 find_reg_offset_for_const, try_const_anchors): New functions.
11263 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11264 when using a const-anchor. Call insert_const_anchors.
11265 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11266 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11268 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11270 * tree-inline.c (remap_decls): Enable nonlocalized variables
11271 when not optimizing.
11273 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11275 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11276 Simplify other tests involving optimize.
11278 2009-05-27 Tom Tromey <tromey@redhat.com>
11280 * unwind-dw2.c (_Unwind_DebugHook): New function.
11281 (uw_install_context): Call _Unwind_DebugHook.
11283 2009-05-27 Tom Tromey <tromey@redhat.com>
11285 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11287 2009-05-27 Ian Lance Taylor <iant@google.com>
11289 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11290 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11291 (ALL_LINKERFLAGS): Define.
11292 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11293 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11294 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11295 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11296 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11297 $(LINKER_FOR_BUILD).
11298 (build/gcov-iov$(build_exeext)): Likewise.
11300 2009-05-27 Julian Brown <julian@codesourcery.com>
11302 * gcse.c (target.h): Include.
11303 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11304 copy of argument to a pseudo register.
11306 2009-05-27 Diego Novillo <dnovillo@google.com>
11308 * tree-ssa-live.c (dump_scope_block): Document arguments.
11309 (dump_scope_blocks): Document.
11310 (debug_scope_blocks): New.
11311 * tree-flow.h (debug_scope_blocks): Declare.
11313 2009-05-21 Denis Chertykov <denisc@overta.ru>
11315 * doc/contrib.texi (Contributors): Add myself to the list.
11317 2009-05-27 Olivier Hainque <hainque@adacore.com>
11319 * expr.c (target_align): New function. Alignment the TARGET of an
11320 assignment may be assume to have.
11321 (highest_pow2_factor_for_target): Use it instead of relying on
11322 immediate tree attributes of TARGET, not necessarily honored when
11323 intermediate bitfields are involved.
11325 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11328 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11329 AVX, SSE4, AES, PCLMUL and POPCNT.
11331 2009-05-27 Diego Novillo <dnovillo@google.com>
11333 * tree-pretty-print.c (dump_location): New.
11334 (dump_generic_node): Call it.
11335 Factor code to handle BLOCK nodes ...
11336 (dump_block_node): ... here.
11338 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11340 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11342 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11344 * gcc-plugin.h: Include config.h and system.h.
11345 (IN_GCC): Define if not defined.
11347 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11349 PR middle-end/40249
11350 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11353 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11355 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11357 * config/m32r/m32r.h: Ditto.
11358 * config/m32r/m32r.md: Ditto.
11359 * config/m32r/predicates.md: Ditto.
11361 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11363 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11365 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11368 (Loading plugins): typo.
11369 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11370 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11371 (Interacting with the GCC Garbage Collector): Added new section.
11372 (Giving information about a plugin): Added new section for
11374 * ggc.h (ggc_register_root_tab): Added declaration.
11375 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11376 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11377 (register_callback): Improved comment in declaration.
11378 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11379 (extra_root_vec) Added static variable for dynamic roots registration.
11380 (ggc_register_root_tab) Added new routine.
11381 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11382 PLUGIN_GGC_MARKING event.
11383 * ggc-zone.c: Include plugin.h.
11384 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11385 * ggc-page.c: Include plugin.h.
11386 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11387 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11388 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11389 (register_callback): check lack of callbacks for
11390 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11391 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11392 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11393 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11394 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11395 dependency on plugin.h.
11396 (plugin.o): Added dependency on ggc.h...
11398 2009-05-26 Richard Guenther <rguenther@suse.de>
11400 PR middle-end/40248
11402 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11403 with mismatched comparison modes.
11405 * expr.c (expand_expr_real_1): Expand the operand of a
11406 VIEW_CONVERT_EXPR in its natural mode.
11408 2009-05-26 Ian Lance Taylor <iant@google.com>
11410 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11411 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11412 (ALL_COMPILERFLAGS): Define.
11413 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11414 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11415 (collect2$(exeext), collect2.o): Likewise.
11416 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11417 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11418 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11419 (libbackend.o, intl.o, cppdefault.o): Likewise.
11420 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11421 (build/%.o): Use $(COMPILER_FOR_BUILD).
11422 (build/gen%$(build_exeext)): Likewise.
11423 (build/gcov-iov$(build_exeext)): LIkewise.
11424 * config/t-darwin (darwin.o): Use $(COMPILER).
11425 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11426 * config/t-sol2 (sol2-c.o): Likewise.
11427 (sol2.o): Likewise.
11428 * config/t-vxworks (vxworks.o): Likewise.
11429 * config/x-darwin (host-darwin.o): Likewise.
11430 * config/x-hpux (host-hpux.o): Likewise.
11431 * config/x-linux (host-linux.o): Likewise.
11432 * config/x-solaris (host-solaris.o): Likewise.
11433 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11434 * config/arm/t-arm (arm-c.o): Likewise.
11435 * config/arm/t-pe (pe.o): Likewise.
11436 * config/arm/t-wince-pe (pe.o): Likewise.
11437 * config/i386/t-cygming (winnt.o): Likewise.
11438 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11439 * config/i386/t-cygwin (cygwin1.o): Likewise.
11440 (cygwin2.o): Likewise.
11441 * config/i386/t-i386 (i386-c.o): Likewise.
11442 * config/i386/t-interix (winnt.o): Likewise.
11443 * config/i386/t-netware (netware.o): Likewise.
11444 * config/i386/t-nwld (nwld.o): Likewise.
11445 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11446 * config/i386/x-i386 (driver-i386.o): Likewise.
11447 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11448 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11449 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11450 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11451 * config/mips/x-native (driver-native.o): Likewise.
11452 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11453 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11454 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11455 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11456 * config/score/t-score-elf (score7.o): Likewise.
11457 (score3.o): Likewise.
11458 * config/sh/t-sh (sh-c.o): Likewise.
11459 * config/sh/t-symbian (sh-c.o): Likewise.
11460 (symbian.o): Likewise.
11461 * config/spu/t-spu-elf (spu-c.o): Likewise.
11462 * config/v850/t-v850 (v850-c.o): Likewise.
11463 * config/v850/t-v850e (v850-c.o): Likewise.
11465 2009-05-26 Richard Guenther <rguenther@suse.de>
11467 PR tree-optimization/40122
11468 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11469 VECTOR_CSTs if possible.
11470 (fold_gimple_assign): Likewise.
11472 2009-05-26 Richard Guenther <rguenther@suse.de>
11474 PR middle-end/40252
11475 * fold-const.c (fold_binary): Use the correct types for building
11478 2009-05-26 Richard Guenther <rguenther@suse.de>
11480 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11481 redundant calls to merge_alias_info.
11482 (bump_vector_ptr): Likewise.
11483 * tree-ssa-copy.c (merge_alias_info): Remove.
11484 (replace_exp_1): Remove call to merge_alias_info.
11485 (propagate_tree_value): Likewise.
11486 (fini_copy_prop): Propagate points-to info.
11487 * tree-flow.h (merge_alias_info): Remove.
11489 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11491 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11493 2009-05-25 Jan Hubicka <jh@suse.cz>
11495 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11496 * cgraph.h (struct inline_summary): New filed self_wize,
11497 size_inlining_benefit, self_time and time_inlining_benefit.
11498 (struct cgraph_global_info): Replace insns by time ans size fields.
11499 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11500 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11501 (ipcp_update_callgraph): Do not touch function bodies.
11502 * ipa-inline.c: Include except.h
11503 (MAX_TIME): New constant.
11504 (overall_insns): Remove.
11505 (leaf_node_p): New.
11506 (overall_size, max_benefit): New static variables.
11507 (cgraph_estimate_time_after_inlining): New function.
11508 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11509 (cgraph_clone_inlined_nodes): Update size.
11510 (cgraph_mark_inline_edge): Update size.
11511 (cgraph_estimate_growth): Use size info.
11512 (cgraph_check_inline_limits): Check size.
11513 (cgraph_default_inline_p): Likewise.
11514 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11515 (cgraph_decide_recursive_inlining): Check size.
11516 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11518 (cgraph_decide_inlining): Likewise.
11519 (cgraph_decide_inlining_incrementally): Likewise; honor
11520 PARAM_EARLY_INLINING_INSNS.
11521 (likely_eliminated_by_inlining_p): New predicate.
11522 (estimate_function_body_sizes): New function.
11523 (compute_inline_parameters): Use it.
11524 * except.c (must_not_throw_labels): New function.
11525 * except.h (must_not_throw_labels): Declare.
11526 * tree-inline.c (init_inline_once): Kill inlining_weigths
11527 * tree-ssa-structalias.c: Avoid uninitialized warning.
11528 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11529 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11530 (PARAM_INLINE_CALL_COST): Remove.
11531 (PARAM_EARLY_INLINING_INSNS): New.
11533 2009-05-25 Richard Guenther <rguenther@suse.de>
11535 PR tree-optimization/36327
11536 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11537 callback for reference translation or lookup at the point of may-defs.
11538 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11539 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11540 for union COMPONENT_REFs.
11541 (vn_reference_lookup_3): New callback. Lookup from memset
11542 and CONSTRUCTOR assignment, translate through struct copies.
11543 (vn_reference_lookup_pieces): Make sure to not free the
11544 passed operands array. Adjust walk_non_aliased_vuses call.
11545 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11546 make sure we do not leak memory.
11548 2009-05-25 Richard Guenther <rguenther@suse.de>
11550 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11551 * tree-inline.c (expand_call_inline): Reset the escaped and
11552 callused solutions.
11553 * tree-ssa-structalias.c (pass_build_ealias): New.
11554 * tree-pass.h (pass_build_ealias): Declare.
11555 * passes.c (init_optimization_passes): Add PTA during
11556 early optimizations.
11557 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11558 and CALLUSED solutions.
11559 (dump_points_to_solution): New function, split out from ...
11560 (dump_points_to_info_for): ... here.
11561 * tree-parloops.c (parallelize_loops): Reset the escaped and
11562 callused solutions.
11564 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11567 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11568 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11570 2009-05-25 Ira Rosen <irar@il.ibm.com>
11572 PR tree-optimization/40238
11573 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11574 statements after basic block's labels.
11575 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11576 to free the allocated memory.
11578 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11580 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11581 return address with a USE.
11583 2009-05-24 Richard Guenther <rguenther@suse.de>
11585 PR middle-end/40233
11586 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11587 array type from the main variant of the inner type.
11589 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11591 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11592 definition to bool (from int) to un-break build.
11593 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11595 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11597 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11598 discard_stmt_changes): Delete.
11599 * tree-ssa-operands.c (scb_stack): Delete.
11600 (init_ssa_operands): Do not initialize it.
11601 (fini_ssa_operands): Do not free it.
11602 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11604 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11605 update_stmt, remove the others. Fix comments.
11606 * tree-dfa.c (optimize_stack_restore): Likewise.
11607 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11608 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11609 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11610 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11612 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11613 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11614 (dom_opt_finalize_block): Likewise, adjusting access to
11616 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11617 (stmts_to_rescan): Change item type to gimple.
11618 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11620 2009-05-24 Ira Rosen <irar@il.ibm.com>
11622 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11623 * tree-pass.h (pass_slp_vectorize): New pass.
11624 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11625 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11626 * tree-vectorizer.c (timevar.h): Include.
11627 (user_vect_verbosity_level): Declare.
11628 (vect_location): Fix comment.
11629 (vect_set_verbosity_level): Update user_vect_verbosity_level
11630 instead of vect_verbosity_level.
11631 (vect_set_dump_settings): Add an argument. Ignore user defined
11632 verbosity if dump flags require higher level of verbosity. Print to
11633 stderr only for loop vectorization.
11634 (vectorize_loops): Update call to vect_set_dump_settings.
11635 (execute_vect_slp): New function.
11636 (gate_vect_slp): Likewise.
11637 (struct gimple_opt_pass pass_slp_vectorize): New.
11638 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11639 access its members.
11640 (vec_info_for_bb): New function.
11641 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11642 (VECTORIZATION_ENABLED): New macro.
11643 (SLP_ENABLED, SLP_DISABLED): Likewise.
11644 (vect_is_simple_use): Add bb_vec_info argument.
11645 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11646 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11647 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11648 vect_schedule_slp, vect_analyze_slp): Likewise.
11649 (vect_analyze_stmt): Add slp_tree argument.
11650 (find_bb_location): Declare.
11651 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11652 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11653 (vect_analyze_loop_operations, vect_analyze_loop,
11654 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11655 vect_finalize_reduction, vectorizable_reduction,
11656 vectorizable_live_operation, vect_transform_loop): Likewise.
11657 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11658 skip evolution analysis if analyzing a basic block.
11659 (dr_analyze_indices): Likewise.
11660 (initialize_data_dependence_relation): Skip the test whether the
11661 object is invariant for basic blocks.
11662 (compute_all_dependences): Skip dependence analysis for data
11663 references in basic blocks.
11664 (find_data_references_in_stmt): Don't fail in case of invariant
11665 access in basic block.
11666 (find_data_references_in_bb): New function.
11667 (find_data_references_in_loop): Move code to
11668 find_data_references_in_bb and add a call to it.
11669 (compute_data_dependences_for_bb): New function.
11670 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11671 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11673 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11674 unknown dependence in basic block and fail in case of dependence in
11676 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11677 dependence instances from either loop or basic block vectorization
11679 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11680 before calling nested_in_vect_loop_p.
11681 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11682 dependence instances from either loop or basic block vectorization
11684 (vect_verify_datarefs_alignment): Likewise.
11685 (vect_enhance_data_refs_alignment): Adjust function calls.
11686 (vect_analyze_data_refs_alignment): Likewise.
11687 (vect_analyze_group_access): Fix printing. Skip different checks if
11688 DR_STEP is 0. Keep strided stores either in loop or basic block
11689 vectorization data structure. Fix indentation.
11690 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11692 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11693 dependence instances from either loop or basic block vectorization
11695 (vect_analyze_data_refs): Update comment. Call
11696 compute_data_dependences_for_bb to analyze basic blocks.
11697 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11698 case of loop vectorization. In case of basic block vectorization use
11699 data-ref itself as a base.
11700 (vect_create_data_ref_ptr): In case of basic block vectorization:
11701 don't advance the pointer, add new statements before the current
11702 statement. Adjust function calls.
11703 (vect_supportable_dr_alignment): Support only aligned accesses in
11704 basic block vectorization.
11705 * common.opt (ftree-slp-vectorize): New flag.
11706 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11707 (vect_pattern_recog_1): Likewise.
11708 * tree-vect-stmts.c (process_use): Likewise.
11709 (vect_init_vector): Add new statements in the beginning of the basic
11710 block in case of basic block SLP.
11711 (vect_get_vec_def_for_operand): Adjust function calls.
11712 (vect_finish_stmt_generation): Likewise.
11713 (vectorizable_call): Add assert that it is loop vectorization, adjust
11715 (vectorizable_conversion, vectorizable_assignment): Likewise.
11716 (vectorizable_operation): In case of basic block SLP, take
11717 vectorization factor from statement's type and skip the relevance
11718 check. Adjust function calls.
11719 (vectorizable_type_demotion): Add assert that it is loop
11720 vectorization, adjust function calls.
11721 (vectorizable_type_promotion): Likewise.
11722 (vectorizable_store): Check for outer loop only in case of loop
11723 vectorization. Adjust function calls. For basic blocks, skip the
11724 relevance check and don't advance pointers.
11725 (vectorizable_load): Likewise.
11726 (vectorizable_condition): Add assert that it is loop vectorization,
11727 adjust function calls.
11728 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
11729 that it is not reduction, get vector type, call only supported
11730 functions, skip loop specific parts.
11731 (vect_transform_stmt): Check for outer loop only in case of loop
11733 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
11734 (vect_is_simple_use): Fix comment, add new argument, fix conditions
11735 for external definition.
11736 * passes.c (pass_slp_vectorize): New pass.
11737 * tree-vect-slp.c (find_bb_location): New function.
11738 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
11739 check for patterns only in loops.
11740 (vect_build_slp_tree): Add argument, adjust function calls, fail in
11741 case of multiple types in basic block SLP.
11742 (vect_mark_slp_stmts_relevant): New function.
11743 (vect_supported_load_permutation_p): Fix comment.
11744 (vect_analyze_slp_instance): Add argument. In case of basic block
11745 SLP, take vectorization factor from statement's type, check that
11746 unrolling factor is 1. Adjust function call. Save SLP instance in
11747 either loop or basic block vectorization structure. Return FALSE,
11749 (vect_analyze_slp): Add argument. Get strided stores groups from
11750 either loop or basic block vectorization structure. Return FALSE
11751 if basic block SLP failed.
11752 (new_bb_vec_info): New function.
11753 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
11754 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
11755 (vect_schedule_slp): Add argument. Get SLP instances from either
11756 loop or basic block vectorization structure. Set vectorization factor
11757 to be 1 for basic block SLP.
11758 (vect_slp_transform_bb): New function.
11759 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
11761 2009-05-23 Mark Mitchell <mark@codesourcery.com>
11763 * final.c (shorten_branches): Do not align labels for jump tables.
11764 (final_scan_insn): Use JUMP_TABLE_DATA_P.
11766 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
11768 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
11769 Remove outdated reference to flow.c and fix nits.
11770 * doc/gccint.texi: Tweak RTL description.
11771 * doc/rtl.texi: Likewise.
11773 2009-05-23 Denis Chertykov <chertykov@gmail.com>
11775 * config/avr/avr.c: Change my email address.
11776 * config/avr/avr.h: Likewise.
11777 * config/avr/avr.md: Likewise.
11778 * config/avr/avr-protos.h: Likewise.
11779 * config/avr/libgcc.S: Likewise.
11781 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
11783 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
11784 (spu_split_load, spu_split_store): Change return type to int.
11785 (spu_split_convert): Declare.
11786 * config/spu/predicates.md (spu_mem_operand): Remove.
11787 (spu_mov_operand): Update.
11788 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
11789 * config/spu/spu.c (regno_aligned_for_load): Remove.
11790 (reg_aligned_for_addr, spu_expand_load): Define.
11791 (spu_expand_extv): Reimplement and handle MEM.
11792 (spu_expand_insv): Handle MEM.
11793 (spu_sched_reorder): Handle insn's with length 0.
11794 (spu_legitimate_address_p): Reimplement.
11795 (store_with_one_insn_p): Return TRUE for any mode with size
11796 larger than 16 bytes.
11797 (address_needs_split): Define.
11798 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
11800 (spu_convert_move): Define.
11801 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
11802 (spu_split_store): Change all MEM's to TImode.
11803 (spu_init_expanders): Preallocate registers that correspond to
11804 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
11806 (spu_split_convert): Define.
11807 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
11808 (_move<mode>, _movdi, _movti): Update predicate and condition.
11809 (load, store): Change to define_split.
11810 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
11812 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
11813 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
11814 define_insn_and_split of lshr<mode>3.
11815 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
11816 (<v>ashr<mode>3_imm): Define.
11817 (extv, extzv, insv): Allow MEM operands.
11818 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
11819 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
11820 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
11821 (_spu_convert2): Change to define_insn_and_split and remove the
11822 corresponding define_peephole2.
11823 (stack_protect_set, stack_protect_test, stack_protect_test_si):
11824 Change predicates to memory_operand.
11826 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11828 * config/arm/thumb2.md: Add 16-bit multiply instructions.
11830 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11832 PR tree-optimization/40219
11833 * tree.c (iterative_hash_expr): Make sure the builtin function is
11834 a normal builtin function and not a front end or back end builtin
11835 before indexing into the built_in_decls array.
11837 2009-05-22 Richard Guenther <rguenther@suse.de>
11839 PR middle-end/38964
11840 * alias.c (write_dependence_p): Do not use TBAA for answering
11841 anti-dependence or output-dependence.
11842 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
11843 (emit_pointer_definition): Remove.
11844 (emit_alias_warning): Likewise.
11845 (find_what_var_points_to): Remove TBAA pruning code.
11846 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
11848 (compute_points_to_sets): Remove code computing the set of
11849 dereferenced pointers.
11850 * tree-data-ref.c (dr_may_alias_p): Properly use the split
11851 oracle for querying anti and output dependencies.
11852 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
11853 if TBAA may be applied.
11854 (refs_anti_dependent_p): New function.
11855 (refs_output_dependent_p): Likewise.
11856 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
11857 (refs_output_dependent_p): Likewise.
11858 * doc/tree-ssa.texi (Memory model): New section.
11859 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11860 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11861 * cfgexpand.c (expand_gimple_basic_block): Do not handle
11862 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
11863 * expr.c (expand_expr_real_1): Likewise.
11864 * gimple-low.c (lower_stmt): Likewise.
11865 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
11866 (dump_gimple_cdt): Remove.
11867 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11868 (gimple_size): Likewise.
11869 (walk_gimple_op): Likewise.
11870 (is_gimple_stmt): Likewise.
11871 (walk_stmt_load_store_addr_ops): Likewise.
11872 (gimple_build_cdt): Remove.
11873 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
11874 * gimple.h (gimple_cdt_new_type): Remove.
11875 (gimple_cdt_new_type_ptr): Likewise.
11876 (gimple_cdt_set_new_type): Likewise.
11877 (gimple_cdt_location): Likewise.
11878 (gimple_cdt_location_ptr): Likewise.
11879 (gimple_cdt_set_location): Likewise.
11880 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11881 * tree-cfg.c (remove_useless_stmts_1): Do not handle
11882 GIMPLE_CHANGE_DYNAMIC_TYPE.
11883 (verify_types_in_gimple_stmt): Likewise.
11884 * tree-inline.c (estimate_num_insns): Likewise.
11885 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
11886 (copy_decl_to_var): Likewise.
11887 (copy_result_decl_to_var): Likewise.
11888 * tree-pretty-print.c (dump_generic_node): Do not handle
11889 CHANGE_DYNAMIC_TYPE_EXPR.
11890 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11891 * tree-ssa-operands.c (get_expr_operands): Likewise.
11892 * tree-ssa-structalias.c (struct variable_info): Remove
11893 no_tbaa_pruning member.
11894 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
11895 (unify_nodes): Do not copy it.
11896 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
11897 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
11898 (set_uids_in_ptset): Do not check it.
11899 (find_what_var_points_to): Likewise.
11900 (compute_tbaa_pruning): Remove.
11901 (compute_points_to_sets): Do not call it.
11902 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
11903 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
11904 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
11905 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
11906 (DECL_NO_TBAA_P): Likewise.
11907 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
11908 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
11909 (expand_omp_atomic_pipeline): Do not set it.
11910 * print-tree.c (print_node): Do not dump it.
11911 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11914 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
11917 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
11920 2009-05-22 Mark Mitchell <mark@codesourcery.com>
11922 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
11925 2009-05-22 Ben Elliston <bje@au.ibm.com>
11927 * Makefile.in (bversion.h, s-bversion): New targets.
11928 (TOPLEV_H): Add bversion.h.
11929 * toplev.h: Include "bversion.h".
11930 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
11931 the __format__ attribute only if compiling with the same version
11932 of GCC as the sources (the "build version").
11934 2009-05-22 Ben Elliston <bje@au.ibm.com>
11936 * c-format.c (handle_format_attribute): Fix comment typo.
11938 2009-05-21 Steve Ellcey <sje@cup.hp.com>
11941 * config/ia64/ia64.opt (mfused-madd): New.
11942 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
11943 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
11944 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
11945 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
11946 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
11947 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
11948 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
11949 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
11950 instruction if !TARGET_FUSED_MADD.
11951 (fpma, fpms): Remove colon from name.
11953 2009-05-22 Richard Guenther <rguenther@suse.de>
11955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
11956 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
11957 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
11959 (create_expression_by_pieces): Only convert if necessary.
11960 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
11961 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
11963 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
11965 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
11966 regular pattern from a template and rename it ...
11967 (*extzv_truncsi_exts): ... to this.
11969 2009-05-21 Richard Guenther <rguenther@suse.de>
11971 * cgraph.h (struct cgraph_node): Remove inline_decl member.
11972 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
11973 (cgraph_default_inline_p): Likewise.
11974 (cgraph_decide_inlining_incrementally): Likewise.
11976 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
11977 Uros Bizjak <ubizjak@gmail.com>
11979 * config/i386/cpuid.h (bit_MOVBE): New.
11981 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
11983 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
11984 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
11985 (ix86_handle_option): Handle OPT_mmovbe.
11986 (ix86_target_string): Add -mmovbe.
11987 (pta_flags): Add PTA_MOVBE.
11988 (processor_alias_table): Add PTA_MOVBE to "atom".
11989 (override_options): Handle PTA_MOVBE.
11991 * config/i386/i386.h (TARGET_MOVBE): New.
11993 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
11994 (*bswapsi_movbe): New.
11995 (*bswapdi_movbe): Likewise.
11996 (bswapdi2): Renamed to ...
11997 (*bswapdi_1): This.
11998 (bswapdi2): New expander.
12000 * config/i386/i386.opt (mmovbe): New.
12002 * doc/invoke.texi: Document -mmovbe.
12004 2009-05-21 Taras Glek <tglek@mozilla.com>
12006 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12007 * gcc-plugin.h (plugin_init): Updated signature.
12008 * gcc-plugin.h (plugin_name_args): Moved to this header.
12009 * doc/plugins.texi (plugin_init): Updated documention to reflect
12011 * doc/plugins.texi (plugin_name_args): Added to documention.
12013 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12015 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12016 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12018 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12020 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12021 JUMP_TABLE_DATA_P predicates where applicable.
12022 * config/i386/predicates.md: Ditto.
12023 * config/i386/sse.md: Ditto.
12025 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12027 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12028 operand2 -128 override length_immediate attribute to 1.
12029 * config/i386/predicates.md (constm128_operand): New predicate.
12031 * config/i386/i386.c (memory_address_length): Handle %r12
12032 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12034 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12035 mode look through optional ZERO_EXTEND and SUBREG.
12036 * config/i386/i386.md (R12_REG): New define_constant.
12037 (prefix_data16): For sse unit set also for MODE_TI insns.
12038 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12039 insns set if operand 1 is ext_QIreg_operand.
12040 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12041 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12043 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12044 mode from MODE_DI to MODE_SI.
12045 (movdi_1_rex64): Override modrm and length_immediate attributes
12046 only for movabs (TYPE_IMOV, alternative 2).
12047 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12048 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12049 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12050 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12051 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12052 prefix_rex attribute if DImode.
12053 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12054 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12055 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12056 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12057 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12058 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12059 Likewise. For TYPE_IMOV clear length_immediate attribute.
12060 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12061 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12062 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12063 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12064 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12065 or one operand TYPE_ISHIFT.
12066 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12067 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12068 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12069 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12070 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12071 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12072 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12073 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12074 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12075 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12076 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12077 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12078 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12079 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12080 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12081 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12082 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12083 set mode attribute, don't override length attribute.
12084 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12086 (return_internal_long): Set length attribute to 2 instead of 1.
12087 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12088 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12089 prefix_rex attribute.
12090 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12092 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12094 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12096 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12098 2009-05-20 Ian Lance Taylor <iant@google.com>
12100 * tree.c (build_tree_list_vec_stat): New function.
12101 (ctor_to_vec): New function.
12102 (build_nt_call_vec): New function.
12103 (build_call_array): Change args to be a const pointer.
12104 (build_call_vec): New function.
12105 * tree.h (build_nt_call_vec): Declare.
12106 (build_tree_list_vec_stat): Declare.
12107 (build_tree_list_vec): Define.
12108 (build_call_array): Update declaration.
12109 (build_call_vec): Declare.
12110 (ctor_to_vec): Declare.
12111 * c-common.c (tree_vector_cache): New static variable.
12112 (make_tree_vector): New function.
12113 (release_tree_vector): New function.
12114 (make_tree_vector_single): New function.
12115 (make_tree_vector_copy): New function.
12116 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12117 (make_tree_vector_single, make_tree_vector_copy): Declare.
12118 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12119 (c_parser_expr_list): Don't manage cache here, instead call
12121 (c_parser_release_expr_list): Remove static function.
12122 (c_parser_vec_to_tree_list): Remove static function.
12123 (c_parser_attributes): Call build_tree_list_vec instead of
12124 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12125 c_parser_release_expr_list.
12126 (c_parser_postfix_expression_after_primary): Likewise.
12127 (c_parser_objc_keywordexpr): Likewise.
12129 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12131 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12132 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12133 TARGET_CONVERT_TO_TYPE.
12134 * hooks.c (hook_tree_const_tree_null): Define.
12135 * hooks.h (hook_tree_const_tree_null): Declare.
12136 * target.h (struct gcc_target): Add invalid_parameter_type,
12137 invalid_return_type, promoted_type, and convert_to_type fields.
12138 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12139 (TARGET_INVALID_RETURN_TYPE): Define.
12140 (TARGET_PROMOTED_TYPE): Define.
12141 (TARGET_CONVERT_TO_TYPE): Define.
12142 (TARGET_INITIALIZER): Update for new fields.
12143 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12144 (grokparms): Check targetm.invalid_parameter_type.
12145 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12146 * c-convert.c (convert): Check targetm.convert_to_type.
12148 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12150 * config/mips/mips.md (*extenddi_truncate<mode>,
12151 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12153 (*extendhi_truncateqi): New define_insn_and_sptit.
12155 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12157 PR middle-end/40204
12158 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12159 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12161 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12163 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12164 the operand of VIEW_CONVERT_EXPR.
12166 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12168 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12169 extended family and model for Intel processors. Support Intel Atom.
12171 2009-05-20 Olivier Hainque <hainque@adacore.com>
12173 * gstab.h (stab_code_type): Define, to be used instead of the
12174 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12176 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12177 occurrences by stab_code_type.
12178 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12180 2009-05-20 Martin Jambor <mjambor@suse.cz>
12182 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12183 (sra_insert_before): Likewise.
12184 (sra_insert_after): Likewise.
12185 (sra_init_cache): Likewise.
12186 (sra_type_can_be_decomposed_p): Likewise.
12187 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12188 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12189 (sra_insert_before): Likewise.
12190 (sra_insert_after): Likewise.
12191 (sra_init_cache): Likewise.
12192 (insert_edge_copies_seq): Made static and moved upwards.
12194 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
12197 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
12199 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
12200 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
12203 2009-05-20 Richard Guenther <rguenther@suse.de>
12205 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12206 with mismatched comparison modes.
12208 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12210 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
12211 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
12212 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
12213 with shifts for Thumb2.
12214 (orsi_notsi): New for orn.
12215 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
12216 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12217 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12218 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12219 Don't invert remainder for IOR.
12221 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12223 PR tree-optimization/40087
12224 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12225 number_of_iterations_ne): Rename never_infinite argument.
12226 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12227 number_of_iterations_le): Handle pointer-type ivs when
12228 exit_must_be_taken is false.
12229 (number_of_iterations_cond): Do not always assume that
12230 exit_must_be_taken if the control variable is a pointer.
12232 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12234 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12235 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12237 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12239 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12240 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12242 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12245 * c.opt (Wlogical-op): Disabled by default.
12246 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12248 * doc/invoke.texi (Wlogical-op): Likewise.
12250 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12252 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12254 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12255 Propagate the type of the first operand.
12256 <ASSERT_EXPR>: Simplify.
12257 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12258 Rewrite using the RHS code as discriminant.
12259 <NOP_EXPR>: Turn into CASE_CONVERT.
12260 <PLUS_EXPR>: Propagate the type of the first operand.
12262 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12264 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12265 (ia64_dconst_0_375): New.
12266 * config/ia64/ia64.c (ia64_override_options): Remove
12267 -minline-sqrt-min-latency warning.
12268 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12269 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12270 * config/ia64/ia64.md (*sqrt_approx): Remove.
12271 (sqrtsf2): Remove #if 0.
12272 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12273 (sqrtdf): Remove assert.
12274 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12275 (sqrtxf2): Remove #if 0.
12276 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12277 * div.md (sqrt_approx_rf): New.
12278 (sqrtsf2_internal_thr): New implementation.
12279 (sqrtsf2_internal_lat): New.
12280 (sqrtdf2_internal_thr: New implementation.
12281 (sqrtxf2_internal): New implementation.
12283 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12284 Hans-Peter Nilsson <hp@axis.com>
12286 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12287 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12288 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12289 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12290 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12291 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12292 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12293 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12294 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12295 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12296 * c-common.c: ...from here.
12298 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12300 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12302 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12304 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12306 2009-05-19 Ben Elliston <bje@au.ibm.com>
12308 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12309 assignments with memcpy calls.
12310 (add_fdes): Likewise.
12311 (binary_search_unencoded_fdes): Likewise.
12312 (linear_search_fdes): Eliminate type puns.
12314 2009-05-19 Richard Guenther <rguenther@suse.de>
12316 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12317 not falsely claim to have propagated into all uses.
12319 2009-05-19 Ben Elliston <bje@au.ibm.com>
12321 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12324 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12326 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12327 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12328 (TARGET_LEGITIMATE_ADDRESS_P): New.
12329 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12330 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12332 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12335 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12336 child of the containing namespace's DIE.
12338 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12340 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12341 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12342 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12345 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12348 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12349 gen_align with gen_pad.
12350 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12351 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12353 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12354 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12356 * config/i386/i386.md (align): Renamed to ...
12357 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12358 ASM_OUTPUT_MAX_SKIP_PAD.
12360 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12362 * config.gcc: Fix variable syntax.
12365 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12366 before calling exact_log2.
12367 (output_iorsi3): Likewise.
12368 (output_xorsi3): Likewise.
12370 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12372 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12373 for the none zero constant operand except for EQ and NE
12374 comprisons even when the first operand is R0.
12376 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12378 * config/s390/2064.md: Remove trailing whitespaces.
12379 * config/s390/2084.md: Likewise.
12380 * config/s390/constraints.md: Likewise.
12381 * config/s390/fixdfdi.h: Likewise.
12382 * config/s390/libgcc-glibc.ver: Likewise.
12383 * config/s390/s390-modes.def: Likewise.
12384 * config/s390/s390-protos.h: Likewise.
12385 * config/s390/s390.c: Likewise.
12386 * config/s390/s390.h: Likewise.
12387 * config/s390/s390.md: Likewise.
12388 * config/s390/tpf-unwind.h: Likewise.
12390 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12392 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12394 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12397 * configure.ac (m68k-*-*): Check if binutils support TLS.
12398 * configure: Regenerate.
12399 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12400 * config/m68k/constraints.md (Cu): New constraint.
12401 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12402 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12403 (movsi): Handle TLS symbols.
12404 (addsi3_5200): Handle XTLS symbols, indent.
12405 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12406 (m68k_tls_reference_p): Declare.
12407 (m68k_legitimize_address): Declare.
12408 (m68k_unwrap_symbol): Declare.
12409 * config/m68k/m68k.opt (mxtls): New option.
12410 * config/m68k/m68k.c (ggc.h): Include.
12411 (m68k_output_dwarf_dtprel): Implement hook.
12412 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12413 (m68k_expand_prologue): Load GOT pointer when function needs it.
12414 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12415 (m68k_legitimate_constant_address_p): Same.
12416 (m68k_decompose_address): Handle TLS references.
12417 (m68k_get_gp): New static function.
12418 (enum m68k_reloc): New contants.
12419 (TLS_RELOC_P): New macro.
12420 (m68k_wrap_symbol): New static function.
12421 (m68k_unwrap_symbol): New function.
12422 (m68k_final_prescan_insn_1): New static function.
12423 (m68k_final_prescan_insn): New function.
12424 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12426 (legitimize_pic_address): Handle TLS references..
12427 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12428 (m68k_libcall_value_in_a0_p)
12429 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12430 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12431 (m68k_legitimize_tls_address): Handle TLS references.
12432 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12434 (m68k_legitimize_address): Handle TLS symbols.
12435 (m68k_get_reloc_decoration): New static function.
12436 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12438 (m68k_output_dwarf_dtprel): Implement hook.
12439 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12440 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12441 m68k_call_* routines.
12442 (sched_attr_op_type): Handle TLS symbols.
12443 (gt-m68k.h): Include.
12444 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12445 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12447 2009-05-18 Martin Jambor <mjambor@suse.cz>
12449 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12450 (visit_store_addr_for_mod_analysis): New function.
12451 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12452 (determine_cst_member_ptr): Use gimple_assign_single_p.
12453 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12454 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12455 operands. Don't check number of operands of a NOP_EXPR.
12457 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12459 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12461 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12464 * c-common.c (warn_logical_operator): Don't warn if one of
12465 expression isn't always true or false.
12467 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12469 * config/i386/biarch32.h: New file.
12470 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12472 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12474 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12475 *zero_extend<mode>_truncqi): Merge these into ...
12476 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12477 Name the pattern following this as *zero_extendhi_truncqi.
12479 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12481 PR middle-end/39301
12482 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12483 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12484 (output_info): Make field HOST_WIDEST_INT.
12485 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12486 (dump_bitmat_statistics): Same.
12488 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12490 * config.gcc (use_gcc_stdint): Set to wrap.
12491 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12492 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12493 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12494 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12495 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12496 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12497 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12498 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12500 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12502 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12504 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12505 Move definitions earlier.
12506 (OPT_ARCH64, OPT_ARCH32): Define.
12507 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12510 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12513 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12516 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12518 * arm.md (movdi2): Copy non-reg values to DImode registers.
12520 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12523 * final.c (label_to_max_skip): New function.
12524 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12525 CODE_LABEL_NUMBER <= max_labelno.
12526 * output.h (label_to_max_skip): New prototype.
12527 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12528 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12529 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12530 Handle CODE_LABELs with >= 16 byte alignment or with
12531 max_skip == (1 << align) - 1.
12532 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12533 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12536 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12537 .p2align 3 if MAX_SKIP is smaller than 7.
12538 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12540 2009-05-15 Ian Lance Taylor <iant@google.com>
12542 * alias.c (struct alias_set_entry_d): Rename from struct
12543 alias_set_entry. Change all uses.
12544 * except.c (struct call_site_record_d): Rename from struct
12545 call_site_record. Change all uses.
12546 * except.h (struct eh_region_d): Rename from struct eh_region.
12548 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12550 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12551 ivtype_map_elt. Change all uses.
12552 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12554 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12555 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12557 (struct sese_d): Rename from struct sese. Change all uses.
12558 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12559 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12560 * optabs.h (struct optab_d): Rename from struct optab. Change all
12562 (struct convert_optab_d): Rename from struct convert_optab.
12564 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12565 ipa_opt_pass. Change all uses.
12566 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12569 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12570 defined as a typedef.
12571 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12574 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12577 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12579 (merge_ranges): Returns bool.
12580 * tree.h (make_range): .. to here.
12581 (build_range_check): Likewise.
12582 (merge_ranges): Likewise. Renamed from merge_ranges.
12583 * c-typeck.c (parser_build_binary_op): Update calls to
12584 warn_logical_operator.
12585 * c-common.c (warn_logical_operator): Add new warning.
12586 * c-common.h (warn_logical_operator): Update declaration.
12588 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12590 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12592 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12594 * doc/install.texi: Document MPC requirements, flags etc.
12596 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12597 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12598 Evaluate constant arguments.
12599 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12600 (fold_builtin_1): Likewise, also evaluate constant arguments.
12601 Remove superfluous break.
12602 (do_mpc_ckconv): New.
12603 * real.h: Include mpc.h.
12604 * toplev.c (print_version): Output MPC version info if available.
12606 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12608 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12610 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12612 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12615 2009-05-15 Jan Hubicka <jh@suse.cz>
12617 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12618 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12619 (try_inline): Fix return value.
12620 (cgraph_decide_inlining_incrementally): Honor new value.
12621 (cgraph_early_inlining): Handle indirect inlining.
12622 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12624 2009-05-15 Jan Hubicka <jh@suse.cz>
12626 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12627 * cgraphunit.c (cgraph_finalize_function): Set it.
12628 (cgraph_expand_function): Use it.
12630 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12632 * real.c (encode_ieee_half): Define.
12633 (decode_ieee_half): Define.
12634 (ieee_half_format): Define.
12635 (arm_half_format): Define.
12636 * real.h (ieee_half_format): Declare.
12637 (arm_half_format): Declare.
12639 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12641 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12642 swapped, and reversed optabs exist before trying to use them.
12644 2009-05-15 Paul Brook <paul@codesourcery.com>
12645 Sandra Loosemore <sandra@codesourcery.com>
12647 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12648 loads. Allow PRE_DEC.
12649 (output_move_neon): Handle PRE_DEC.
12650 (arm_print_operand): Add 'A' for neon structure loads.
12651 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12652 * config/arm/neon.md (neon_mov): Update comment.
12653 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12655 (Um): New constraint.
12657 2009-05-15 Jan Hubicka <jh@suse.cz>
12659 Revert the following patch until testsuite fallout is fixed:
12660 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12661 * cgraph.h (struct inline_summary): New filed self_wize,
12662 size_inlining_benefit, self_time and time_inlining_benefit.
12663 (struct cgraph_global_info): Replace insns by time ans size fields.
12664 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12665 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12666 (ipcp_update_callgraph): Do not touch function bodies.
12667 * ipa-inline.c: Include except.h
12668 (MAX_TIME): New constant.
12669 (overall_insns): Remove
12670 (overall_size, max_benefit): New static variables.
12671 (cgraph_estimate_time_after_inlining): New function.
12672 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12673 (cgraph_clone_inlined_nodes): Update size.
12674 (cgraph_mark_inline_edge): Update size.
12675 (cgraph_estimate_growth): Use size info.
12676 (cgraph_check_inline_limits): Check size.
12677 (cgraph_default_inline_p): Likewise.
12678 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12679 (cgraph_decide_recursive_inlining): Check size.
12680 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12682 (cgraph_decide_inlining): Likewise.
12683 (cgraph_decide_inlining_incrementally): Likewise; honor
12684 PARAM_EARLY_INLINING_INSNS.
12685 (likely_eliminated_by_inlining_p): New predicate.
12686 (estimate_function_body_sizes): New function.
12687 (compute_inline_parameters): Use it.
12688 * except.c (must_not_throw_labels): New function.
12689 * except.h (must_not_throw_labels): Declare.
12690 * tree-inline.c (init_inline_once): Kill inlining_weigths
12691 * tree-ssa-structalias.c: Avoid uninitialized warning.
12692 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12693 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12694 (PARAM_INLINE_CALL_COST): Remove.
12695 (PARAM_EARLY_INLINING_INSNS): New.
12697 2009-05-15 Richard Guenther <rguenther@suse.de>
12699 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12700 not TODO_update_ssa.
12702 2009-05-15 Richard Guenther <rguenther@suse.de>
12704 PR tree-optimization/39999
12705 * gimple.h (gimple_expr_type): Use the expression type looking
12706 through useless conversions.
12707 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12708 (vn_nary_op_insert_stmt): Likewise.
12709 (simplify_binary_expression): Likewise.
12711 2009-05-15 Richard Guenther <rguenther@suse.de>
12713 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12714 New options, enabled by default.
12715 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
12717 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
12718 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
12719 * tree-ssa-structalias.c (gate_tree_pta): New function.
12720 (pass_build_alias): Use it.
12722 2009-05-15 Joseph Myers <joseph@codesourcery.com>
12724 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
12725 recurse on an invariant address if a conversion from a pointer
12726 type to a wider integer type is involved.
12728 2009-05-15 Jan Hubicka <jh@suse.cz>
12730 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12731 * cgraph.h (struct inline_summary): New filed self_wize,
12732 size_inlining_benefit, self_time and time_inlining_benefit.
12733 (struct cgraph_global_info): Replace insns by time ans size fields.
12734 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12735 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12736 (ipcp_update_callgraph): Do not touch function bodies.
12737 * ipa-inline.c: Include except.h
12738 (MAX_TIME): New constant.
12739 (overall_insns): Remove
12740 (overall_size, max_benefit): New static variables.
12741 (cgraph_estimate_time_after_inlining): New function.
12742 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12743 (cgraph_clone_inlined_nodes): Update size.
12744 (cgraph_mark_inline_edge): Update size.
12745 (cgraph_estimate_growth): Use size info.
12746 (cgraph_check_inline_limits): Check size.
12747 (cgraph_default_inline_p): Likewise.
12748 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12749 (cgraph_decide_recursive_inlining): Check size.
12750 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12752 (cgraph_decide_inlining): Likewise.
12753 (cgraph_decide_inlining_incrementally): Likewise; honor
12754 PARAM_EARLY_INLINING_INSNS.
12755 (likely_eliminated_by_inlining_p): New predicate.
12756 (estimate_function_body_sizes): New function.
12757 (compute_inline_parameters): Use it.
12758 * except.c (must_not_throw_labels): New function.
12759 * except.h (must_not_throw_labels): Declare.
12760 * tree-inline.c (init_inline_once): Kill inlining_weigths
12761 * tree-ssa-structalias.c: Avoid uninitialized warning.
12762 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12763 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12764 (PARAM_INLINE_CALL_COST): Remove.
12765 (PARAM_EARLY_INLINING_INSNS): New.
12766 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
12767 (inline-call-cost): Remove.
12768 (early-inlining-insns): New.
12770 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
12772 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
12774 (print_int_cst_bounds_in_octal_p): Likewise.
12775 (dbxout_type): Adjust calls to above functions. Be prepared to deal
12777 * dwarf2out.c (base_type_die): Likewise.
12778 (is_subrange_type): Delete.
12779 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
12780 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
12781 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
12782 if the destination type is boolean.
12783 (build_range_check): Do not special-case subtypes.
12784 (fold_sign_changed_comparison): Likewise.
12785 (fold_unary): Likewise.
12786 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
12787 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
12788 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
12789 * tree.c (subrange_type_for_debug_p): New predicate based on the
12790 former is_subrange_type.
12791 * tree.h (subrange_type_for_debug_p): Declare.
12792 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
12793 (convert_affine_scev): Remove call to above function.
12794 (chrec_convert_aggressive): Likewise.
12795 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
12796 false for conversions involving subtypes.
12797 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
12798 (vrp_val_min): Likewise.
12799 (needs_overflow_infinity): Likewise.
12800 (extract_range_from_unary_expr): Likewise.
12802 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
12804 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12805 * config/frv/frv.c: Likewise.
12806 * config/s390/s390.c: Likewise.
12807 * config/sparc/sparc.h: Likewise.
12808 * config/i386/i386.h: Likewise.
12809 * config/i386/i386.c: Likewise.
12810 * config/crx/crx.c: Likewise.
12811 * config/m68hc11/m68hc11.h: Likewise.
12812 * config/iq2000/iq2000.c: Likewise.
12813 * config/mn10300/mn10300.h: Likewise.
12814 * config/mn10300/mn10300.c: Likewise.
12815 * config/m68k/m68k.c: Likewise.
12816 * config/rs6000/rs6000.c: Likewise.
12817 * config/rs6000/xcoff.h: Likewise.
12818 * config/rs6000/linux64.h: Likewise.
12819 * config/rs6000/sysv4.h: Likewise.
12820 * config/score/score3.c: Likewise.
12821 * config/score/score7.c: Likewise.
12822 * config/score/score.c: Likewise.
12823 * config/arm/arm.md: Likewise.
12824 * config/mips/mips.c: Likewise.
12825 * config/mips/mips.md: Likewise.
12826 * config/bfin/bfin.h: Likewise.
12827 * config/pa/pa.c: Likewise.
12828 * config/pa/constraints.md: Likewise.
12830 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
12831 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
12832 * config/pdp11/pdp11.h: Use memory_address_p instead.
12834 2009-05-14 Ian Lance Taylor <iant@google.com>
12836 * passes.c (finish_optimization_passes): Change i to int.
12837 * plugin.c (plugins_active_p): Change event to int.
12838 (dump_active_plugins): Likewise.
12839 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
12841 * tree.c (tree_range_check_failed): Change c to unsigned int.
12842 (omp_clause_range_check_failed): Likewise.
12843 (build_common_builtin_nodes): Change mode to int. Add cast.
12844 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12845 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
12847 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
12848 ++ or -- with a variable of enum type.
12850 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12853 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
12855 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12857 * store-motion.c: Do not include params.h
12858 * Makefile.in: Fix dependencies for various files.
12860 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
12862 * auto-inc-dec.c: Fix pass description, remove apparent
12863 accidental duplication.
12865 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
12867 PR middle-end/40147
12868 * ipa-utils.h (memory_identifier_string): Moved to ...
12869 * tree.h (memory_identifier_string): Here. Add GTY(()).
12871 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
12873 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
12874 in the former documentation of...
12875 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12876 * ira-conflicts.c (get_dup_num): Use address_operand.
12877 * targhooks.c (default_legitimate_address_p): New.
12878 * targhooks.h (default_legitimate_address_p): New.
12879 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
12881 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12882 * target.h (struct target): Add legitimate_address_p.
12883 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
12884 (TARGET_INITIALIZER): Include it.
12886 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12887 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
12888 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
12889 (TARGET_LEGITIMATE_ADDRESS_P): New.
12891 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12892 (REG_OK_STRICT_P): Delete.
12893 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
12894 (frv_legitimate_address_p_1): ... this.
12895 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
12896 (frv_legitimate_address_p_1): ... the renamed old
12897 frv_legitimate_address_p.
12898 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
12899 (TARGET_LEGITIMATE_ADDRESS_P): New.
12901 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12902 * config/s390/s390-protos.h (legitimate_address_p): Remove.
12903 * config/s390/s390.c (legitimate_address_p): Rename to...
12904 (s390_legitimate_address_p): ... this, make static.
12905 (legitimize_address): Adjust call.
12906 (TARGET_LEGITIMATE_ADDRESS_P): New.
12907 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
12909 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12910 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
12911 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
12912 (TARGET_LEGITIMATE_ADDRESS_P): New.
12914 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12915 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
12916 * config/spu/spu.c (spu_legitimate_address): Rename to...
12917 (spu_legitimate_address_p): ... this, make static.
12918 (TARGET_LEGITIMATE_ADDRESS_P): New.
12920 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12921 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
12922 * config/sparc/sparc.c (legitimate_address_p): Rename to...
12923 (sparc_legitimate_address_p): ... this, make static and return bool.
12924 (legitimize_address): Adjust call.
12925 (TARGET_LEGITIMATE_ADDRESS_P): New.
12927 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12928 * config/i386/i386-protos.h (legitimate_address_p): Remove.
12929 * config/i386/i386.c (legitimate_address_p): Rename to...
12930 (ix86_legitimate_address_p): ... this, make static.
12931 (constant_address_p): Move after it, adjust call.
12932 (TARGET_LEGITIMATE_ADDRESS_P): New.
12934 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12935 * config/avr/avr-protos.h (legitimate_address_p): Remove.
12936 * config/avr/avr.c (legitimate_address_p): Rename to...
12937 (avr_legitimate_address_p): ... this, make static.
12938 (legitimize_address): Adjust call.
12939 (TARGET_LEGITIMATE_ADDRESS_P): New.
12941 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12942 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
12943 * config/crx/crx.c (crx_legitimate_address_p): Make static.
12944 (TARGET_LEGITIMATE_ADDRESS_P): New.
12946 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12947 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
12948 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
12949 (TARGET_LEGITIMATE_ADDRESS_P): New.
12951 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12952 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
12954 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
12956 (TARGET_LEGITIMATE_ADDRESS_P): New.
12958 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12959 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
12961 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
12963 (m68hc11_legitimate_address_p): ... this, make static.
12964 (go_if_legitimate_address_internal): Rename to...
12965 (m68hc11_legitimate_address_p_1): ... this.
12966 (legitimize_address): Adjust call.
12967 (TARGET_LEGITIMATE_ADDRESS_P): New.
12969 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12970 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
12971 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
12972 (TARGET_LEGITIMATE_ADDRESS_P): New.
12974 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12975 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
12976 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
12977 (mn10300_legitimate_address_p): ... this, make static.
12978 (TARGET_LEGITIMATE_ADDRESS_P): New.
12980 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12981 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
12982 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
12983 (TARGET_LEGITIMATE_ADDRESS_P): New.
12985 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12986 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
12987 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
12988 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12989 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
12990 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
12991 (rs6000_legitimate_address_p): ... this, make static.
12992 (TARGET_LEGITIMATE_ADDRESS_P): New.
12993 (REG_MODE_OK_FOR_BASE_P): Delete.
12994 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
12996 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12997 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
12999 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13000 static, adjust types.
13001 (TARGET_LEGITIMATE_ADDRESS_P): New.
13003 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13004 * config/score/score.c (score_address_p): Rename to...
13005 (score_legitimate_address_p): ... this.
13006 (TARGET_LEGITIMATE_ADDRESS_P): New.
13007 * config/score/score3.c (score3_address_p): Rename to...
13008 (score3_legitimate_address_p): ... this.
13009 * config/score/score7.c (score7_address_p): Rename to...
13010 (score7_legitimate_address_p): ... this.
13012 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13013 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13014 GO_IF_LEGITIMATE_ADDRESS): Delete.
13015 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13016 thumb2_legitimate_address_p): Delete.
13017 (arm_legitimate_address_p): Rename to...
13018 (arm_legitimate_address_outer_p): ... this.
13019 * config/arm/constraints.md ("Uq"): Adjust call.
13020 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13021 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13023 (arm_legitimate_address_outer_p): ... this.
13024 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13026 (TARGET_LEGITIMATE_ADDRESS_P): New.
13028 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13029 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13030 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13031 (TARGET_LEGITIMATE_ADDRESS_P): New.
13033 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13034 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13035 * config/vax/vax.c (legitimate_address_p): Rename to...
13036 (vax_legitimate_address_p): ... this, make static.
13037 (TARGET_LEGITIMATE_ADDRESS_P): New.
13039 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13040 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13041 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13042 (TARGET_LEGITIMATE_ADDRESS_P): New.
13044 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13045 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13046 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13047 (mmix_legitimate_address_p): ... this, make static.
13048 (TARGET_LEGITIMATE_ADDRESS_P): New.
13050 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13051 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13052 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13053 (TARGET_LEGITIMATE_ADDRESS_P): New.
13055 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13057 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13058 of MODE_COMPLEX_INT.
13060 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13062 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13063 LCT_NORMAL in function call.
13064 * mips-tdump.c (print_file_desc): Add cast to enum type.
13065 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13066 (mark_stabs): Add casts to enum types.
13067 (parse_stabs_common): Add casts to enum types.
13069 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13071 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13072 Check for invalid values of LETTER.
13074 2009-05-13 Taras Glek <tglek@mozilla.com>
13076 * attribs.c (register_attribute): moved out attribute registration
13077 into register_attribute.
13078 * doc/plugins.texi: Documented register_attribute and
13080 * gcc-plugin.h: Added forward decl for register_attribute.
13081 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13082 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13083 PLUGIN_ATTRIBUTES boilerplate.
13085 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13087 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13088 values even in sentinel and empty entries.
13089 (ms_printf_flag_specs): Likewise.
13090 (ms_scanf_flag_specs): Likewise.
13091 (ms_strftime_flag_specs): Likewise.
13092 (ms_print_char_table): Likewise.
13093 (ms_scan_char_table): Likewise.
13094 (ms_time_char_table): Likewise.
13096 2009-05-13 Doug Kwan <dougkwan@google.com>
13098 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13100 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13102 * config/mips/mips.md (store): Add attributes for QI and HI.
13104 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13105 (truncdi<mode>2): ... this new pattern.
13107 2009-05-13 Brad Hards <bradh@kde.org>
13109 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13111 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13112 Ben Elliston <bje@au.ibm.com>
13114 PR middle-end/40035
13115 * dse.c (check_mem_read_rtx): Guard against width == -1.
13117 2009-05-13 Michael Matz <matz@suse.de>
13119 PR middle-end/39976
13120 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13121 (trivially_conflicts_p): New function.
13122 (insert_backedge_copies): Use it.
13124 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13126 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13127 (handle_stdc_pragma): Use new enum constant names.
13128 (handle_pragma_float_const_decimal64): Ditto.
13130 2009-05-13 Ian Lance Taylor <iant@google.com>
13132 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13135 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13137 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13138 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13140 * config/m68k/m68k.h (FL_UCLINUX): Define.
13142 2009-05-13 Jan Hubicka <jh@suse.cz>
13144 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13146 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13148 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13149 unless -fschedule-insns is specified.
13151 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13154 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13155 TARGET_EXPAND_CBRANCHDI4.
13156 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13157 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13158 (cmpeqdi): Fix comment.
13160 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13162 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13163 (sh_legitimate_address_p): Likewise.
13164 * config/sh/sh.c (sh_legitimate_index_p): New.
13165 (sh_legitimate_address_p): Likewise.
13166 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13167 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13168 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13169 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13170 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13171 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13172 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13173 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13174 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13176 2009-05-12 Jan Hubicka <jh@suse.cz>
13178 * tree-inline.c (estimate_operator_cost): Add operands;
13179 when division happens by constant, it is cheap.
13180 (estimate_num_insns): Loads and stores are not having cost of 0;
13181 EH magic stuff is cheap; when computing runtime cost of switch,
13182 use log2 base of amount of its cases; builtin_expect has cost of 0;
13183 compute cost for moving return value of call.
13184 (init_inline_once): Initialize time_based flags.
13185 * tree-inline.h (eni_weights_d): Add time_based flag.
13187 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13189 * df-core.c: Update head documentation.
13191 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13194 * rs6000.c (rs6000_generate_compare): Use op1b instead of
13195 shadowing exisiting variable op1.
13197 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
13200 * config/i386/driver-i386.c (processor_signatures): New enum.
13201 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
13202 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
13203 processor signature to detect geode processor.
13205 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13209 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13211 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13212 causes spurious differences between trunk and cond-optab branch.
13214 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13216 * dojump.c (compare_from_rtx): Delete.
13217 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13218 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13219 if the comparison does not satisfy the predicate; test predicates for
13220 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13221 further if one existing pattern fails.
13222 * expr.h (compare_from_rtx): Delete.
13223 (prepare_operand): Declare it.
13224 * optabs.c: Change "lib call" to "libcall" throughout.
13225 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13226 HAVE_conditional_trap, emit_cmp_insn): Delete.
13227 (can_compare_p): Delete cmp_optab case.
13228 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13229 Accept other parameters by value.
13230 (prepare_operand): Make non-static.
13231 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13232 other parameters by value. Try to widen operands here based on
13233 an optab_methods argument and looking at cbranch_optab.
13234 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13235 loop. Use cbranch_optab directly.
13236 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13237 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13239 (emit_conditional_move, emit_conditional_add): Inline what's needed
13240 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13241 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13242 with COMPARE. Move cmov_optab and cstore_optab above
13243 with cbranch_optab, move cmp_optab down with ucmp_optab,
13244 remove tst_otpab. Do not initialize trap_rtx.
13245 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13246 for trap code. Do not check HAVE_conditional_trap. Use
13247 prepare_cmp_insn. Accept no predicate for operand 3.
13248 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13249 (OTI_ctrap, ctrap_optab): New.
13250 (tst_optab): Delete.
13251 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13252 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13253 with lookup of ctrap_optab.
13254 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13256 (ctrap_optab): New.
13258 * combine.c (combine_simplify_rtx, simplify_set): Do not
13259 special case comparing against zero for cc0 machines.
13260 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13261 COMPARE on cc0 machines.
13262 (simplify_relational_operation): Return a new expression when
13263 a COMPARE could be removed.
13264 * final.c (final_scan_insn): Compare cc_status values
13265 against LHS of a (compare FOO (const_int 0)) cc0 source.
13266 Also check if cc_status.value is the full compare.
13268 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13269 (cstoreMM4): Document.
13270 (conditional_trap): Document ctrapMM4 instead.
13271 (sync_compare_and_swapMM): Refer to cbranchcc4.
13272 (Dependent Patterns): Eliminate obsolete information referring to
13273 the old jump optimization phase.
13274 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13275 of compares with 0 on cc0 machines.
13276 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13277 avoiding references to cc0. Remove text about storing operands
13279 * doc/tm.texi (Condition Codes): Include blurb on different
13280 condition code representations, separate into subsections for
13281 CC0, MODE_CC and conditional execution.
13283 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13284 alpha_emit_setcc): Accept operands and a machine mode.
13285 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13286 Get code/op0/op1 from operands, use machine mode argument
13287 instead of alpha_compare.fp_p. Emit the branch here.
13288 (alpha_emit_setcc): Likewise, and return boolean.
13289 (alpha_emit_conditional_move): Likewise. Assert that
13290 cmp_op_mode == cmp_mode, and simplify accordingly.
13291 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13292 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13293 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13295 (stack probe test): Use cbranchdi4.
13296 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13298 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13299 * config/arc/arc.h (movsicc, movsfcc): Use it.
13300 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13301 (cbranchsi4, cstoresi4): New.
13302 (cmpsi, bCC and sCC expanders): Remove.
13304 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13305 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13306 * config/arm/predicates.md (arm_comparison_operator): Only include
13307 floating-point operators if there is a hardware floating-point unit.
13308 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13309 deferring to cbranch_cc and cstore_cc respectively.
13310 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13311 cbranch_cc, cstore_cc): New.
13312 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13314 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13316 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13317 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13319 (adjust_insn_length): Adjust calls.
13320 (avr_reorg): Handle (compare (foo) (const_int 0)).
13321 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13322 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13323 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13324 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13326 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13327 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13329 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13330 (cbranchsi4, cstorebi4, cstoresi4): New.
13331 (movbisi): This insn is duplicate, split it to zero_extend.
13332 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13333 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13334 (bfin_optimize_loop): Use cbranch expander.
13335 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13336 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13337 (bfin_bimode_comparison_operator): ... this.
13338 (bfin_direct_comparison_operator): New.
13340 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13341 inside (compare FOO (const_int 0)).
13342 (cris_rtx_costs): Handle ZERO_EXTRACT.
13343 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13344 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13345 (*tstdi_v32): Delete.
13346 (*cmpdi_non_v32): Add M alternative for operand 1.
13347 (cmpsi, cmp<mode>): Make private.
13348 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13350 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13352 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13353 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13354 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13355 (cc_reg_operand): New.
13356 (any_cond): Delete.
13357 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13358 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13359 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13360 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13361 crx_expand_scond): Delete.
13363 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13365 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13366 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13368 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13369 cstoresi4, cstoresf4, cstoredf4): New.
13370 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13371 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13372 Receive the entire operands array.
13373 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13374 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13375 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13376 Get test/op0/op1 from the operands array.
13377 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13379 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13380 (h8300_expand_store): New.
13381 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13383 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13384 (h8300_expand_store): New.
13385 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13386 or do not try to produce (set (cc0) REG).
13387 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13388 change a compare into a move to a scratch register. Disable some
13389 peepholes when comparing with zero.
13390 (tstsi, tsthi, tstsi, cmpqi): Make private.
13392 (bCC, sCC): Delete.
13393 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13396 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13397 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13398 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13399 (ix86_emit_i387_log1p): Use cbranchxf2.
13400 (ix86_expand_setcc): Return void.
13401 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13402 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13403 cmp<MODEF>, cmpcc): Remove.
13404 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13405 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13406 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13407 (sCC and bCC expanders): Remove.
13408 (stack_protect_test): Use cbranchcc4.
13410 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13412 (ia64_expand_compare): Accept three rtx by reference and return void.
13413 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13414 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13415 from *expr. Update *expr with the BImode comparison to do.
13416 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13417 cmptf, bCC, sCC, conditional_trap): Delete.
13418 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13419 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13420 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13421 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13422 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13424 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13425 type of last argument.
13426 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13427 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13428 use machine mode argument instead of branch_type. Remove dead
13429 code for floating-point comparisons.
13430 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13431 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13433 (cbranchsi4, cstoresi4): New.
13434 * config/iq2000/predicates.md (reg_or_const_operand): New.
13436 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13437 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13438 (b<code>_op): Rewrite to...
13439 (bcc_op): ... this, using match_operator.
13440 (s<code>_op): Rewrite to...
13441 (scc_op): ... this, using match_operator.
13442 (s<code>_24_op): Rewrite to...
13443 (scc_op_24): ... this, using match_operator.
13444 (s<code>_<mode>): Rewrite to...
13445 (cstore<mode>4): ... this, using match_operator.
13446 (s<code>_<mode>_24): Rewrite to...
13447 (cstore<mode>4_24): ... this, using match_operator.
13448 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13449 m32c_unpend_compare, m32c_expand_scc): Delete.
13450 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13451 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13452 (m32c_expand_movcc): Change NE to EQ if necessary.
13453 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13455 * config/m32r/m32r-protos.h (gen_cond_store): New.
13456 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13457 (gen_cond_store): New, from sCC patterns.
13458 (m32r_expand_block_move): Use cbranchsi4.
13459 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13460 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13461 (cbranchsi4, cstoresi4): New.
13463 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13465 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13466 (m68hc11_notice_update_cc): Look into a compare with 0.
13467 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13469 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13470 cmphi, cmpqi, bCC): Delete.
13471 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13472 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13473 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13476 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13477 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13478 * config/m68k/constraints.md (H): New.
13479 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13480 the define_insn below.
13481 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13482 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13483 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13484 patterns): Wrap RHS with COMPARE.
13485 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13486 (*cmpdi_internal): Name this pattern.
13487 (cmpdi): Change to define_insn.
13488 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13489 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13490 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13492 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13493 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13494 (conditional_trap): Change to...
13495 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13496 (*conditional_trap): Use the ordered_comparison_operator and
13497 const1_operand predicates.
13498 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13499 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13500 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13501 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13503 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13504 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13505 (mcore_gen_compare): New.
13506 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13507 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13508 (mcore_gen_compare): ... this.
13509 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13510 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13511 (stack probe pattern): Use cbranchsi4.
13513 * config/mips/predicates.md (mips_cstore_operator): New.
13514 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13515 * config/mips/mips.md (any_cond): Delete.
13516 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13518 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13519 fixuns_truncsfdi2): Use cbranch patterns.
13520 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13521 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13522 Adjust call to mips_expand_conditional_branch.
13523 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13525 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13526 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13527 * config/mips/mips.c (cmp_operands): Delete.
13528 (mips_emit_compare): Get comparison operands from *op0/*op1.
13529 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13530 that it succeeds. Use op0/op1 instead of cmp_operands.
13531 (mips_expand_conditional_branch, mips_expand_conditional_move,
13532 mips_expand_conditional_trap): Likewise.
13533 (mips_block_move_loop): Use cbranch patterns.
13534 * config/mips/mips.h (cmp_operands): Delete.
13536 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13537 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13538 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13539 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13540 (*cmpcc_folded): Rename to...
13541 (*cmpdi_folded): this.
13542 (*cmpcc): Rename to...
13544 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13547 (cbranchdf4): New. Handle invalid comparisons here.
13548 * config/mmix/predicates.md (float_comparison_operator): New.
13550 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13551 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13552 * config/mn10300/mn10300.md (tst): Delete.
13553 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13554 Name these patterns and wrap RHS in a compare.
13555 (*cmpsi): Make this pattern private. Include tst.
13556 (*cmpsf): Make this pattern private.
13557 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13558 (compare with zero peepholes): Likewise.
13560 (cbranchsi4, cbranchsf4): New.
13561 (casesi): Use cbranchsi4.
13563 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13564 hppa_branch_type): Delete.
13565 (return_addr_rtx): Use cbranchsi4.
13566 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13567 Emit CCFPmode comparison here.
13568 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13569 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13570 hppa_branch_type): Delete.
13571 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13572 (movsicc, movdicc): Remove references to hppa_compare_op0,
13573 hppa_compare_op1 and compare_from_rtx.
13574 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13575 (casesi): Use cbranchsi4.
13577 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13578 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13579 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13580 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13581 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13583 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13584 (*branch, *branch_inverted): New.
13586 * config/picochip/picochip.md (cbranchhi4): Use
13587 ordered_comparison_operator.
13588 (cmphi, bCC): Remove.
13590 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13591 (trap_comparison_operator): Delete.
13592 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13593 rs6000_emit_cbranch): Accept mode and operands.
13594 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13595 rs6000_compare_fp_p): Delete.
13596 (rs6000_generate_compare): Accept mode and comparison. Extract code
13597 and op0/op1 from there. Replace references to rs6000_compare_op0
13598 and rs6000_compare_op1.
13599 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13600 extract result from passed operands.
13601 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13602 extract loc from passed operands.
13603 (rs6000_emit_cmove): Likewise.
13604 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13605 rs6000_compare_fp_p): Delete.
13606 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13607 (cbranch<GPR>4, cbranch<FP>4): New.
13608 (cstore<mode>4): New. Consolidate here all choices about when to use
13609 portable or specialized sCC sequences.
13610 (stack_protect_test): Use cbranchsi4.
13611 (conditional_trap): Replace with ctrap<GPR>4.
13612 (conditional trap insn): Replace trap_comparison_operator with
13613 ordered_comparison_operator.
13615 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13616 (s390_emit_prologue): Use ctrap.
13617 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13618 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13619 New predicates replacing...
13620 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13621 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13622 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13623 (add<mode>cc): Do not use s390_compare_op0/op1.
13624 (s<code>): Change to...
13625 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13626 (seq): Change to...
13627 (cstorecc4): ... this. Handle EQ or NE equally.
13628 (*sne): Un-privatize for use in cstorecc4.
13629 (b<code>): Change to...
13630 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13631 (conditional_trap): Replace with...
13632 (ctrap<GPR>4, ctrap<FP>4): ... these.
13633 (stack_protect): Use cbranchcc4.
13635 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13636 * config/score/score-protos.h (score_gen_cmp): Delete.
13637 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13638 (score_block_move-loop): Use cbranchsi4.
13639 * config/score/score.md (cbranchsi4): New.
13640 (cmpsi, bCC): Delete.
13641 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13642 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13643 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13644 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13645 * config/score/score3.h (score3_gen_cmp): Delete.
13646 * config/score/score7.h (score7_gen_cmp): Delete.
13648 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13649 (sh_emit_scc_to_t): ... this. Return void.
13650 (from_compare): Rename to...
13651 (sh_emit_compare_and_branch): ... this.
13652 (sh_emit_compare_and_set): New.
13653 (sh_expand_t_scc): Accept operands.
13654 * config/sh/predicates.md (sh_float_comparison_operator): New.
13655 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13656 (prepare_scc_operands): Rename to...
13657 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13659 (sh_emit_cheap_store_flag): New.
13660 (sh_emit_set_t_insn): New.
13661 (from_compare): Rename to...
13662 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13663 handling of TARGET_SH2E floating point to avoid recursive call.
13664 Generate branch here.
13665 (sh_emit_compare_and_set): New.
13666 (sh_expand_t_scc): Get op0/op1 from arguments.
13667 (sh_emit_cheap_store_flag): New.
13668 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13670 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13671 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13672 (movsicc, movdicc): Do nothing when it recreated operands from
13673 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13674 prepare_scc_operands (now sh_emit_scc_to_t).
13675 (udivdi3): Use cstoresi4.
13676 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13677 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13678 (cbranchint4_media, cbranchfp4_media): New.
13679 (casesi): Use cbranchdi4.
13680 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13682 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13683 (movnegt): Remove second operand.
13684 (cbranchsf4, cbranchdf4): New.
13685 (stack_protect): Use cbranchdi4/cbranchsi4.
13687 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13688 (gen_compare_reg): Accept comparison, extract part of it to...
13689 (gen_compare_reg_1): ... this.
13690 (gen_compare_operator): Delete.
13691 (gen_v9_scc): Accept separate destination, comparison code and arms.
13692 Do not use sparc_compare_op0/sparc_compare_op1.
13693 (emit_scc_insn, emit_conditional_branch_insn): New.
13694 (emit_v9_brxx): Make static. Remove useless assertion.
13695 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13697 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13698 * config/sparc/sparc-protos.h (gen_compare_reg,
13699 sparc_emit_float_lib_cmp): Adjust prototype.
13700 (emit_scc_insn, emit_conditional_branch_insn): New.
13701 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13702 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13703 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13704 iterators to the top.
13705 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13706 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13707 snedi_special_trunc): Delete.
13708 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13709 and snedi_special_trunc.
13710 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
13711 cbranchdi4, cbranch<F:mode>4): New.
13712 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
13713 here. Use gen_compare_reg instead of gen_compare_operator.
13714 (conditional_trap): Replace with...
13715 (ctrapsi4, ctrapdi4): ... this.
13716 (stack_protect_test): Use cbranchcc4.
13718 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
13720 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
13721 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
13722 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
13723 from operands[0] or operands[3] depending on is_set.
13724 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
13725 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
13726 cmpdf, bCC), sCC: Remove.
13727 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
13728 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
13730 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
13731 spu_emit_branch_or_set.
13733 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
13735 * config/stormy16/stormy16.h (xstormy16_compare_op0,
13736 xstormy16_compare_op1): Delete.
13737 * config/stormy16/stormy16.c (xstormy16_compare_op0,
13738 xstormy16_compare_op1): Delete.
13739 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
13741 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
13742 (cmphi, cmpsi, bCC): Remove.
13744 * config/v850/v850.md (tstsi, cmpsi): Fold into...
13745 (*cmpsi): ... this one.
13746 (cbranchsi4, cstoresi4): New.
13747 (bCC expanders): Delete.
13748 (sCC insns): Fold into...
13749 (*setcc): ... this one.
13750 (casesi): Do not use gen_cmpsi and gen_bgtu.
13751 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
13752 (movsicc): Simplify.
13753 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
13755 * config/vax/vax-protos.h (cond_name): New.
13756 (vax_output_conditional_branch): Remove.
13757 * config/vax/vax.c (cond_name): New.
13758 (vax_output_conditional_branch): Remove.
13759 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
13760 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
13761 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
13762 (bit<VAXint>): Wrap source with (compare).
13763 (b<code> and following unnamed pattern): Rename to *branch and
13764 *branch_reversed. Change macroization to match_operator.
13765 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
13767 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
13768 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
13769 Change last argument to machine_mode.
13770 (xtensa_expand_scc): Add machine_mode argument.
13771 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
13772 (gen_conditional_move, xtensa_expand_conditional_branch,
13773 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
13774 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
13775 Adjust operand numbers.
13776 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
13778 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
13779 (cmpsi, cmpsf, b<code>, s<code>): Delete.
13780 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
13782 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13784 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13785 causes spurious differences between trunk and cond-optab branch.
13787 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13790 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
13792 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
13794 * tree.c (iterative_hash_pointer): Delete.
13795 (iterative_hash_expr): Short-circuit handling of NULL pointer.
13796 Hash UIDs and versions of SSA names. Don't special-case built-in
13797 function declarations.
13799 2009-05-11 Ian Lance Taylor <iant@google.com>
13802 * graphite.c: Force -Wc++-compat to only be a warning before
13803 #including "cloog/cloog.h".
13805 2009-05-11 Martin Jambor <mjambor@suse.cz>
13807 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
13809 2009-05-11 Jan Hubicka <jh@suse.cz>
13811 * tree-ssa-loop-ivcanon.c: Include target.h
13812 (struct loop_size): new structure.
13813 (constant_after_peeling): New predicate.
13814 (tree_estimate_loop_size): New function.
13815 (estimated_unrolled_size): Rewrite for new estimates.
13816 (try_unroll_loop_completely): Use new estimates.
13817 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
13819 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
13821 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
13822 libcpp interface change.
13823 (spu_macro_to_expand): Likewise.
13825 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
13827 PR tree-optimization/40026
13828 * gimplify.c (gimplify_init_constructor): Change initial conditional
13829 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
13830 optimize_compound_literals_in_ctor.
13832 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
13834 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
13836 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
13838 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
13840 * tree-vect-data-refs.c (vect_analyze_group_access): Use
13841 HOST_WIDE_INT for gap.
13843 2009-05-11 Ira Rosen <irar@il.ibm.com>
13845 PR tree-optimization/40074
13846 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
13847 account in group size and step comparison.
13849 2009-05-11 Richard Guenther <rguenther@suse.de>
13851 * passes.c (init_optimization_passes): Strip now incorrect comment.
13852 (execute_function_todo): Do not set PROP_alias.
13853 * tree-pass.h (PROP_alias): Remove.
13854 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
13855 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
13856 * tree-nrv.c (pass_return_slot): Likewise.
13857 * tree-object-size.c (pass_object_sizes): Likewise.
13858 * tree-ssa-dom.c (pass_dominator): Likewise.
13859 (pass_phi_only_cprop): Likewise.
13860 * tree-ssa-dse.c (pass_dse): Likewise.
13861 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
13862 (pass_cselim): Likewise.
13863 * tree-ssa-pre.c (pass_pre): Likewise.
13864 (pass_fre): Likewise.
13865 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13866 * tree-ssa-sink.c (pass_sink_code): Likewise.
13867 * tree-stdarg.c (pass_stdarg): Likewise.
13868 * tree-tailcall.c (pass_tail_calls): Likewise.
13869 * tree-vrp.c (pass_vrp): Likewise.
13871 2009-05-10 Ian Lance Taylor <iant@google.com>
13873 * basic-block.h (enum profile_status): Break out of struct
13874 control_flow_graph.
13875 * cgraph.h (struct inline_summary): Break out of struct
13877 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
13878 of struct cgraph_order_sort.
13879 * combine.c (enum undo_kind): New enum, broken out of struct undo.
13880 * cse.c (struct branch_path): Break out of struct
13881 cse_basic_block_data.
13882 * except.h (enum eh_region_type): Break out of struct eh_region.
13883 * gcc.c (enum add_del): Break out of struct modify_target.
13884 * genrecog.c (enum decision_type): Break out of struct decision_test.
13885 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
13887 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
13888 * regmove.c (enum match_use): New enum, broken out of struct match.
13889 * sched-int.h (enum post_call_group): New enum, broken out of
13891 (struct deps_reg): Break out of struct deps.
13892 * target.h (struct asm_int_op): Break out of struct gcc_target.
13893 * tree-eh.c (struct goto_queue_node): Break out of struct
13895 * tree-inline.h (enum copy_body_cge_which): Break out of
13897 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
13899 * c-decl.c (in_struct, struct_types): New static variables.
13900 (pushtag): Add loc parameter. Change all callers.
13901 (lookup_tag): Add ploc parameter. Change all callers.
13902 (check_compound_literal_type): New function.
13903 (parser_xref_tag): Add loc parameter. Change all callers. If
13904 -Wc++-compat, warn about struct/union/enum types defined within a
13906 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
13907 and loc parameters. Change all callers. Change error calls to
13908 error_at, using loc. For a redefinition, if the location of the
13909 original definition is known, report it. Set in_struct and
13910 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
13911 (finish_struct): Add new parameters enclosing_in_struct and
13912 enclosing_struct_types. Change all callers. Set
13913 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
13914 in the struct. If in a struct, add this struct to struct_types.
13915 (start_enum): Add loc parameter. Change all callers. Use
13916 error_at for errors, using loc. For a redefinition, if the
13917 location of the original definition is known, report it. If in a
13918 struct, add this enum type to struct_types. If -Wc++-compat warn
13919 if in sizeof, typeof, or alignof.
13920 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
13921 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
13922 (c_parser_enum_specifier): Get enum location for start_enum.
13923 (c_parser_struct_or_union_specifier): Get struct location for
13924 start_struct. Save in_struct and struct_types status between
13925 start_struct and finish_struct.
13926 (c_parser_cast_expression): Get location of cast.
13927 (c_parser_alignof_expression): Get location of type.
13928 (c_parser_postfix_expression): Likewise.
13929 (c_parser_postfix_expression_after_paren_type): Add type_loc
13930 parameter. Change all callers. Call check_compound_literal_type.
13931 Use type_loc for error about variable size type.
13932 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
13933 of an enum constant from an enum type defined in a struct or union.
13934 (c_cast_expr): Add loc parameter. Change all callers. If
13935 -Wc++-compat, warn about defining a type in a cast.
13936 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
13937 (start_enum, start_struct, finish_struct): Update declarations.
13938 (parser_xref_tag, c_cast_expr): Update declarations.
13939 (check_compound_literal_type): Declare.
13941 2009-05-11 Ben Elliston <bje@au.ibm.com>
13943 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
13944 for recent libcpp interface change.
13945 (rs6000_macro_to_expand): Likewise.
13947 2009-05-10 Michael Matz <matz@suse.de>
13950 * config/arm/arm.c (require_pic_register): Emit on entry edge,
13951 not at entry of function.
13953 2009-05-10 Richard Guenther <rguenther@suse.de>
13955 PR tree-optimization/40081
13957 * tree-sra.c (instantiate_element): Instantiate scalar replacements
13958 using the main variant of the element type. Do not fiddle with
13959 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
13961 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
13962 structs with volatile fields.
13964 2009-05-10 Jan Hubicka <jh@suse.cz>
13966 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
13967 (estimate_move_cost): Assert that it does not get called for
13969 (estimate_num_insns): Skip VOID types in argument handling.
13970 (optimize_inline_calls): Delete unreachable blocks and verify that
13971 callgraph is valid.
13973 2009-05-10 Jan Hubicka <jh@suse.cz>
13975 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
13976 * cgraph.c (cgraph_mark_address_taken_node): New function.
13977 (dump_cgraph_node): Dump new flag.
13978 * cgraph.h (struct cgraph_node): Add address_taken.
13979 (cgraph_mark_address_taken_node): New function.
13980 * ipa.c (cgraph_postorder): Prioritize functions with address taken
13981 since new direct calls can be born.
13983 2009-05-10 Joseph Myers <joseph@codesourcery.com>
13985 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
13986 tok->val.node.node.
13988 2009-05-10 Jan Hubicka <jh@suse.cz>
13990 PR middle-end/40084
13991 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
13993 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
13994 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
13995 * tree-inline.c (copy_bb): Set frequency correctly.
13996 (fold_marked_statements): Update call to
13997 cgraph_update_edges_for_call_stmt.
13999 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14001 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14002 identifiers in diagnostics.
14003 * config/arm/arm.c (arm_handle_fndecl_attribute,
14004 arm_handle_isr_attribute): Likewise.
14005 * config/avr/avr.c (avr_handle_progmem_attribute,
14006 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14007 * config/bfin/bfin.c (handle_int_attribute,
14008 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14009 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14010 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14012 * config/darwin.c (darwin_handle_kext_attribute,
14013 darwin_handle_weak_import_attribute): Likewise.
14014 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14015 h8300_handle_eightbit_data_attribute,
14016 h8300_handle_tiny_data_attribute): Likewise.
14017 * config/i386/i386.c (ix86_handle_cconv_attribute,
14018 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14019 * config/i386/winnt.c (ix86_handle_shared_attribute,
14020 ix86_handle_selectany_attribute): Likewise.
14021 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14022 * config/m32c/m32c.c (function_vector_handler): Likewise.
14023 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14024 m68hc11_handle_fntype_attribute): Likewise.
14025 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14026 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14027 * config/mips/mips.c (mips_insert_attributes,
14028 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14029 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14030 rs6000_handle_struct_attribute): Likewise.
14031 * config/sh/sh.c (sh_insert_attributes,
14032 sh_handle_resbank_handler_attribute,
14033 sh_handle_interrupt_handler_attribute,
14034 sh2a_handle_function_vector_handler_attribute,
14035 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14037 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14038 * config/spu/spu.c (spu_handle_fndecl_attribute,
14039 spu_handle_vector_attribute): Likewise.
14040 * config/stormy16/stormy16.c
14041 (xstormy16_handle_interrupt_attribute): Likewise.
14042 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14043 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14045 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14047 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14048 (pp_translate_identifiers): New.
14049 (pp_identifier): Only conditionally translate identifier to locale
14051 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14052 (pp_base_tree_identifier): Only conditionally translate identifier
14053 to locale character set.
14054 * c-pretty-print.c (M_): Define.
14055 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14056 fragments for conditional translation with M_.
14057 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14058 identifier translation.
14060 2009-05-10 Richard Guenther <rguenther@suse.de>
14062 PR tree-optimization/40081
14063 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14064 using the main variant of the element type. Do not fiddle with
14065 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14067 2009-05-09 Jan Hubicka <jh@suse.cz>
14069 PR middle-end/40080
14070 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14071 indirect calls; verify cgraph afterwards.
14073 2009-05-09 Jan Hubicka <jh@suse.cz>
14076 * ipa.c (update_inlined_to_pointer): New function.
14077 (cgraph_remove_unreachable_nodes): Use it.
14079 2009-05-09 Jan Hubicka <jh@suse.cz>
14081 * tree-eh.c (struct leh_state): Remove prev_try.
14082 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14083 not track prev_try.
14084 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14085 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14086 remove_eh_handler_and_replace, foreach_reachable_handler,
14087 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14088 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14089 (gen_eh_region_cleanup): Update prototype.
14091 2009-05-09 Jan Hubicka <jh@suse.cz>
14093 PR middle-end/40043
14094 * except.c (copy_eh_region): Always set prev_try.
14095 (redirect_eh_edge_to_label): Find outer try.
14096 (foreach_reachable_handler): When looking for prev try
14097 handle case where previous try is not going to be taken.
14099 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14101 PR tree-optimization/40049
14102 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14103 only vector/vector shifts, convert the type of the constant to the
14104 appropriate type to avoid building incorrect trees, which
14105 eventually have problems with garbage collection.
14107 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14109 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14110 -1 for complex floating-point types if honoring signed zeros.
14112 2009-05-08 Jan Hubicka <jh@suse.cz>
14114 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14115 argument; handle correctly when profile is absent.
14116 (build_cgraph_edges): Update.
14117 (rebuild_cgraph_edges): Update.
14118 * cgraph.c: Do not include varray.h.
14119 (cgraph_set_call_stmt_including_clones): New function.
14120 (cgraph_create_edge_including_clones): Likewise
14121 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14122 (cgraph_update_edges_for_call_stmt): Handle clones.
14123 (cgraph_remove_node): Handle clone tree.
14124 (cgraph_remove_node_and_inline_clones): New function.
14125 (dump_cgraph_node): Dump clone tree.
14126 (cgraph_clone_node): Handle clone tree.
14127 (clone_function_name): Bring here from tree-inline.c.
14128 (cgraph_create_virtual_clone): New function.
14129 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14130 (cgraph_clone_info): New function.
14131 (strut cgraph_node): Add clone_info and new clone tree pointers.
14132 (cgraph_remove_node_and_inline_clones,
14133 cgraph_set_call_stmt_including_clones,
14134 cgraph_create_edge_including_clones,
14135 cgraph_create_virtual_clone): Declare.
14136 (cgraph_function_versioning): Use VEC argument.
14137 (compute_call_stmt_bb_frequency): Update prototype.
14138 (cgraph_materialize_all_clones): New function.
14139 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14140 (ipcp_create_replace_map): Update to VECtors.
14141 (ipcp_update_callgraph): Use virtual clones.
14142 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14143 (ipcp_update_profiling): Do not update local profiling.
14144 (ipcp_insert_stage): Use VECtors and virtual clones.
14145 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14146 (clone_of_p): New function.
14147 (cgraph_preserve_function_body_p): Use clone tree.
14148 (cgraph_optimize): Materialize clones.
14149 (cgraph_function_versioning): Update for VECtors.
14150 (save_inline_function_body): Use clone tree.
14151 (cgraph_materialize_clone): New function.
14152 (cgraph_materialize_all_clones): Likewise.
14153 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14154 * ipa.c: Include gimple.h.
14155 (cgraph_remove_unreachable_nodes): Use clone tree.
14156 * ipa-prop.c (ipa_note_param_call): Update call to
14157 compute_call_stmt_bb_frequencycall.
14158 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14159 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14160 (copy_bb): Handle updating of clone tree; add new edge when new call
14162 (expand_call_inline): Be strict about every call having edge.
14163 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14164 (delete_unreachable_blocks_update_callgraph): New function.
14165 (tree_function_versioning): Use VECtors; always remove unreachable
14166 blocks and fold conditionals.
14167 * tree-inline.h: Do not include varray.h.
14168 (tree_function_versioning): Remove.
14169 * Makefile.in (GTFILES): Remove tree-inline.c
14170 * passes.c (do_per_function): Do only functions having body.
14171 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14174 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14175 Andrew Morrow <acm@google.com>
14178 * c-common.c (c_common_attribute_table): Permit deprecated
14179 attribute to take an optional argument.
14180 (handle_deprecated_attribute): If the optional argument to
14181 __attribute__((deprecated)) is not a string ignore the attribute
14182 and emit a warning.
14184 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14185 * c-typeck.c (build_component_ref): Likewise.
14186 (build_external_ref): Likewise.
14188 * toplev.c (warn_deprecated_use): Add an attribute argument.
14189 Emit the message associated with __attribute__((deprecated)).
14191 * toplev.h (warn_deprecated_use): Updated.
14193 * doc/extend.texi: Document new optional parameter to
14194 __attribute__((deprecated))
14196 2009-05-08 Michael Eager <eager@eagercon.com>
14198 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
14199 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
14201 2009-05-08 Richard Guenther <rguenther@suse.de>
14203 PR tree-optimization/40062
14204 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
14205 Avoid exponential behavior.
14207 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14209 PR rtl-optimization/33928
14211 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
14212 process_uses, build_single_def_use_links): New.
14213 (update_df): Update use_def_ref.
14214 (forward_propagate_into): Use get_def_for_use instead of use-def
14216 (fwprop_init): Call build_single_def_use_links and let it initialize
14218 (fwprop_done): Free use_def_ref.
14219 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14220 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14221 df_rd_simulate_one_insn): New.
14222 (df_rd_bb_local_compute_process_def): Update head comment.
14223 (df_chain_create_bb): Use the new RD simulation functions.
14224 * df.h (df_rd_simulate_artificial_defs_at_top,
14225 df_rd_simulate_one_insn): New.
14226 * opts.c (decode_options): Enable fwprop at -O1.
14227 * doc/invoke.texi (-fforward-propagate): Document this.
14229 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14232 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14233 and one complex operand specially.
14234 * tree-complex.c (some_nonzerop): Do not identify a real value as
14235 zero if flag_signed_zeros.
14237 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14239 PR rtl-optimization/33928
14240 * loop-invariant.c (record_use): Fix && vs. || mishap.
14242 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14244 PR rtl-optimization/33928
14245 * loop-invariant.c (struct use): Add addr_use_p.
14246 (struct def): Add n_addr_uses.
14247 (struct invariant): Add cheap_address.
14248 (create_new_invariant): Set cheap_address.
14249 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14250 (record_uses): Pass df_ref to record_use.
14251 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14254 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14256 * config/sh/sh.c: Do not include c-pragma.h.
14258 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14260 * config/spu/spu.c: Remove include of c-common.h.
14262 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14265 * c-common.h (mark_valid_location_for_stdc_pragma,
14266 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14267 clear_float_const_decimal64, float_const_decimal64_p): New.
14268 * c.opt (Wunsuffixed-float-constants): New.
14269 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14270 unsuffixed float constant, handle new warning.
14271 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14272 * c-decl.c (c_scope): New flag float_const_decimal64.
14273 (set_float_const_decimal64, clear_float_const_decimal64,
14274 float_const_decimal64_p): New.
14275 (push_scope): Set new flag.
14276 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14277 to use STDC pragmas.
14278 (c_parser_external_declaration): Ditto.
14279 (c_parser_compound_statement_nostart): Ditto.
14280 * c-pragma.c (valid_location_for_stdc_pragma,
14281 mark_valid_location_for_stdc_pragma,
14282 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14283 handle_pragma_float_const_decimal64): New.
14284 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14285 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14286 set_float_const_decimal64, clear_float_const_decimal64,
14287 float_const_decimal64_p): New dummy functions.
14288 * doc/extend.texi (Decimal Float): Remove statement that the
14289 pragma, and suffix for double constants, are not supported.
14290 * doc/invoke.texi (Warning Options): List new option.
14291 (-Wunsuffixed-float-constants): New.
14293 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14295 * config/i386/i386.c: Do not include c-common.h.
14297 2009-05-07 Mark Heffernan <meheff@google.com>
14299 * doc/invoke.texi (Debugging Options): Document change of debugging
14301 * opts.c (decode_options): Make dump_base_name relative to
14302 aux_base_name directory.
14304 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14306 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14307 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14309 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14311 * Makefile.in (install-plugin): Simplify a bit.
14313 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14315 * Makefile.in (OBJS-common): Add regcprop.o.
14317 * timevar.def (TV_CPROP_REGISTERS): New.
14318 * regrename.c (regrename_optimize): Return 0.
14319 (rest_of_handle_regrename): Delete.
14320 (pass_rename_registers): Point to regrename_optimize.
14321 (struct value_data_entry, struct value_data,
14322 kill_value_one_regno, kill_value_regno, kill_value,
14323 set_value_regno, init_value_data, kill_clobbered_value,
14324 kill_set_value, kill_autoinc_value, copy_value,
14325 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14326 replace_oldest_value_reg, replace_oldest_value_addr,
14327 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14328 debug_value_data, validate_value_data): Move...
14329 * regcprop.c: ... here.
14330 (rest_of_handle_cprop): Delete.
14331 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14333 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14335 PR middle-end/40057
14336 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14337 GEN_INT for 1 << bitnum.
14338 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14339 build_int_cst_type.
14341 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14343 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14344 Remove wrong description of "nand" operation.
14346 2009-05-06 Richard Guenther <rguenther@suse.de>
14347 Adam Nemet <anemet@caviumnetworks.com>
14349 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14350 comment. Add that if LHS is not a gimple register, then RHS1 has
14351 to be a single object (GIMPLE_SINGLE_RHS).
14353 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14355 * expr.c (get_def_for_expr): Move it up in the file.
14356 (store_field): When expanding a bit-field store, look at the
14357 defining gimple stmt for the masking conversion.
14359 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14361 PR middle-end/39986
14362 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14363 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14364 32-bit memcpy into long.
14366 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14368 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14369 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14371 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14372 instead of appending DW_OP_deref*.
14374 2009-05-06 Michael Matz <matz@suse.de>
14376 PR middle-end/40021
14377 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14378 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14380 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14382 * Makefile.in (install-plugin): Fix srcdir handling.
14384 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14386 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14387 when processing for not_regs_needed bitmap.
14388 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14389 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14390 handling it for rhs.
14392 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14394 * config/i386/i386.md (unnamed inc/dec peephole): Use
14395 optimize_insn_for_size_p instead of optimize_size.
14396 * config/i386/predicates.md (incdec_operand): Likewise.
14397 (aligned_operand): Likewise.
14398 * config/i386/sse.md (divv8sf3): Likewise.
14399 (sqrtv8sf2): Likewise.
14401 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14403 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14405 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14407 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14409 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14410 ssemodesuffixf2c with avxmodesuffixf2c.
14412 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14415 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14417 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14419 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14420 (struct tree_base): Adjust spacing for 8 bit boundaries.
14421 (struct tree_decl_common): Add decl_by_reference_flag bit.
14422 (DECL_BY_REFERENCE): Adjust.
14423 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14424 print DECL_BY_REFERENCE bit.
14425 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14426 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14427 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14428 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14431 PR middle-end/39666
14432 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14433 range of the type, but default label is missing, add it with one
14434 of the existing labels instead of adding a new label for it.
14436 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14440 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14442 * Makefile.in (enable_plugin, plugin_includedir): New.
14443 (install): Depend on install-plugin.
14444 (PLUGIN_HEADERS): New.
14445 (install-plugin): New.
14446 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14448 2009-05-05 Richard Guenther <rguenther@suse.de>
14450 PR tree-optimization/40022
14451 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14453 (phivn_valid_p): Fix tuplification error, simplify.
14454 (phiprop_insert_phi): Add dumps.
14455 (propagate_with_phi): Simplify.
14457 2009-05-05 Richard Guenther <rguenther@suse.de>
14459 PR middle-end/40023
14460 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14462 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14464 * tree.h (strip_float_extensions): Remove duplicate declaration.
14465 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14466 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14467 block_ultimate_origin): Rearrange the declarations line to match the
14468 comment that indicates the .c file which the functions are defined.
14469 (dwarf2out_*, set_decl_rtl): Add comment.
14470 (get_base_address): Adjust comment.
14471 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14472 declarations line and add comment.
14473 (is_builtin_name): Add blank after function name, for clarity.
14475 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14477 * attribs.c (decl_attributes): Use %qE for identifiers in
14479 * cgraphunit.c (verify_cgraph_node): Translate function names to
14480 locale character set in diagnostics.
14481 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14483 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14484 Document that functions are named in UTF-8.
14485 * expr.c (expand_expr_real_1): Translate function names to locale
14486 character set in diagnostics.
14487 * gimplify.c (omp_notice_variable, omp_is_private,
14488 gimplify_scan_omp_clauses): Use %qE for identifiers in
14490 * langhooks.c (lhd_print_error_function): Translate function names
14491 to locale character set.
14492 * langhooks.h (decl_printable_name): Document that return value is
14493 in internal character set.
14494 * stmt.c: Include pretty-print.h
14495 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14497 (resolve_operand_name_1): Translate named operand name to locale
14499 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14501 * toplev.c (announce_function): Translate function names to locale
14503 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14504 (default_tree_printer): Use pp_identifier or translate identifiers
14505 to locale character set. Mark "<anonymous>" for translation.
14506 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14507 for identifiers in diagnostics.
14508 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14510 * varasm.c (output_constructor): Use %qE for identifiers in
14513 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14515 * configure.ac: use ` ` instead of $()
14516 * configure: Regenerate.
14518 2009-05-05 Ben Elliston <bje@au.ibm.com>
14520 * config/pa/linux-atomic.c: Eliminate conditional include of
14521 errno.h on non-LP64 systems to simplify build requirements.
14523 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14525 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14527 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14528 and pass value to identifier_to_locale.
14529 (warn_variable_length_array): Make name a tree.
14530 (grokdeclarator): Separate diagnostic texts for named and unnamed
14531 declarators. Use %qE for named declarators.
14532 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14534 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14535 identifiers in diagnostics.
14536 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14537 identifier_to_locale. Mark "anonymous" strings for translation.
14539 2009-05-04 Michael Eager <eager@eagercon.com>
14541 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14542 address for DImode/DFmode only if double-precision FP regs.
14544 2009-05-04 Michael Eager <eager@eagercon.com>
14546 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14547 TARGET_SINGLE_FLOAT check.
14549 2009-05-04 Michael Eager <eager@eagercon.com>
14551 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14553 2009-05-04 Michael Eager <eager@eagercon.com>
14555 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14556 * config/rs6000/t-xilinx: New
14558 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14560 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14561 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14562 * gcc/explow.c (memory_address): Use target hook.
14563 * gcc/targhooks.c (default_legitimize_address): New.
14564 * gcc/targhooks.h (default_legitimize_address): New.
14565 * gcc/target.h (legitimize_address): New.
14566 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14567 (TARGET_INITIALIZER): Include it.
14568 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14570 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14571 * config/bfin/bfin.c (legitimize_address): Remove.
14572 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14573 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14575 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14576 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14578 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14579 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14580 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14581 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14582 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14583 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14584 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14585 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14586 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14587 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14588 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14589 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14590 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14591 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14592 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14593 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14594 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14595 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14596 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14597 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14598 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14599 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14600 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14602 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14603 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14604 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14605 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14606 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14607 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14608 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14609 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14610 (thumb_legitimize_address): Delete.
14611 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14612 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14613 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14614 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14615 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14616 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14618 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14621 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14622 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14623 * config/m32r/m32r.c (m32r_legitimize_address): New.
14624 * config/m68k/m68k.c (m68k_legitimize_address): New.
14625 * config/score/score.c (score_legitimize_address): Standardize.
14626 * config/score/score3.c (score3_legitimize_address): Standardize.
14627 * config/score/score3.h (score3_legitimize_address): Adjust.
14628 * config/score/score7.c (score7_legitimize_address): Standardize.
14629 * config/score/score7.h (score7_legitimize_address): Adjust.
14630 * config/sh/sh.c (sh_legitimize_address): New.
14631 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14633 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14634 (s390_legitimize_address): ... this.
14635 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14636 (sparc_legitimize_address): ... this.
14637 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14638 (ix86_legitimize_address): ... this.
14639 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14640 (avr_legitimize_address): ... this.
14641 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14642 (mn10300_legitimize_address): ... this.
14643 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14644 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14645 (alpha_expand_mov): Adjust call.
14647 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14648 * config/spu/spu.c (spu_legitimize_address): Likewise.
14649 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14650 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14652 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14654 * intl.c (locale_encoding, locale_utf8): New.
14655 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14656 * intl.h (locale_encoding, locale_utf8): Declare.
14657 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14658 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14660 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14662 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14663 (pp_base_tree_identifier): Declare as function.
14664 (identifier_to_locale): Declare.
14665 * Makefile.in (pretty-print.o): Update dependencies.
14666 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14668 2009-05-04 Richard Guenther <rguenther@suse.de>
14670 PR middle-end/40015
14671 * builtins.c (fold_builtin_memory_op): Do not decay to element
14672 type if the size matches the whole array.
14674 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14676 * expmed.c (synth_mult): When trying out a shift, pass the result
14679 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14681 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14682 (shiftsub1_cost): New.
14683 (init_expmed): Compute shiftsub1_cost.
14684 (synth_mult): Optimize multiplications by constants of the form
14685 -(2^^m-1) for some constant positive integer m.
14687 2009-05-03 Richard Guenther <rguenther@suse.de>
14690 * c-typeck.c (array_to_pointer_conversion): Do not built
14691 ADDR_EXPRs of arrays of pointer-to-element type.
14692 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14693 up wrong ADDR_EXPRs after-the-fact.
14694 * c-common.c (strict_aliasing_warning): Strip pointer
14695 conversions for obtaining the original type.
14696 * builtins.c (fold_builtin_memset): Handle array types.
14697 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14700 2009-05-03 Richard Guenther <rguenther@suse.de>
14702 PR middle-end/23329
14703 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14704 Do not lose casts from array types with unknown extent to array
14705 types with known extent.
14706 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14707 alias set compatibility.
14709 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
14711 * flags.h (extra_warnings): Delete.
14712 * toplev.c (process_options): Handle Wuninitialized here.
14713 * opts.c (extra_warnings): Delete.
14714 (set_Wextra): Delete.
14715 (common_handle_option): -Wextra can be handled automatically.
14716 * c-opts.c (c_common_handle_option): Delete obsolete code.
14717 (c_common_post_options): Simplify comment.
14718 * common.opt (W): Add Var.
14720 (Wuninitialized): Initialize to -1.
14722 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
14723 Richard Guenther <rguenther@suse.de>
14725 * expr.c (get_def_for_expr): New function.
14726 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
14727 SSA rather than trees.
14728 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
14729 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
14731 2009-05-03 Joseph Myers <joseph@codesourcery.com>
14733 * c-common.c (reswords): Add _Imaginary.
14734 * c-common.c (enum rid): Add RID_IMAGINARY.
14736 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
14738 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
14739 Patch by Richard Guenther.
14741 2009-05-03 Anatoly Sokolov <aesok@post.ru>
14743 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
14744 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14745 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
14746 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
14747 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
14748 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
14749 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
14750 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
14751 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
14752 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
14753 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
14754 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
14755 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
14756 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
14757 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
14758 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
14759 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
14760 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
14762 2009-05-02 Richard Guenther <rguenther@suse.de>
14764 PR tree-optimization/39940
14765 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
14768 2009-05-02 Richard Guenther <rguenther@suse.de>
14770 PR middle-end/40001
14771 * tree-ssa.c (execute_update_addresses_taken): Properly check
14772 if we can mark a variable DECL_GIMPLE_REG_P.
14773 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
14774 back to the end of the function.
14775 (is_gimple_reg_type): Remove complex type special casing.
14776 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
14779 2009-05-02 Ben Elliston <bje@au.ibm.com>
14781 * doc/collect2.texi (Collect2): Document search path behaviour
14782 when configured with --with-ld.
14784 2009-05-02 Jan Hubicka <jh@suse.cz>
14786 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
14787 parameter; update callers.
14788 (coalesce_cost_edge): EH edges are costier because they needs
14789 splitting even if not critical and even more costier when there are
14790 multiple EH predecestors.
14792 2009-05-02 Jan Hubicka <jh@suse.cz>
14794 * except.c (remove_eh_handler_and_replace): Handle updating after
14795 removing TRY blocks.
14797 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
14799 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
14801 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
14803 * varasm.c: Do not include c-pragma.h.
14804 * attribs.c: Do not incude c-common.h.
14806 2009-05-01 Michael Matz <matz@suse.de>
14808 * calls.c (initialize_argument_information): Handle SSA names like
14809 decls with a non MEM_P DECL_RTL.
14811 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14813 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14814 * ipa-utils.c: Likewise.
14815 * ipa-type-escape.c: Likewise.
14816 * cgraphunit.c Do not include c-common.h.
14817 * ipa-pure-const.c: Likewise.
14818 * tree-if-conv.c: Likewise.
14819 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
14820 * ipa-struct-reorg.c: Likewise.
14821 * tree-nomudflap.c: Likewise.
14822 * tree-ssa-structalias.c: Likewise.
14824 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
14826 * store-motion.c: Many cleanups to make this pass a first-class
14827 citizen instead of an appendix to gcse load motion. Add TODO list
14828 to make this pass faster/cleaner/better.
14830 (struct ls_expr): Post gcse.c-split cleanups.
14831 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
14832 "stores" field to "avail_stores".
14833 (pre_ldst_mems): Rename to store_motion_mems.
14834 (pre_ldst_table): Rename to store_motion_mems_table.
14835 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
14836 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14837 (ldst_entry): Rename to st_expr_entry, update users.
14838 (free_ldst_entry): Rename to free_st_expr_entry, update users.
14839 (free_ldst_mems): Rename to free_store_motion_mems, update users.
14840 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
14842 (first_ls_expr): Rename to first_st_expr, update users.
14843 (next_ls_expr): Rename to next_st_expr, update users.
14844 (print_ldst_list): Rename to print_store_motion_mems. Print names of
14845 fields properly for store motion instead of names inherited from load
14847 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
14848 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
14851 (ae_kill): Rename to st_kill, update users.
14852 (ae_gen): Rename to st_avloc, update users.
14853 (transp): Rename to st_transp, update users.
14854 (pre_insert_map): Rename to st_insert_map, update users.
14855 (pre_delete_map): Rename to st_delete_map, update users.
14856 (insert_store, build_store_vectors, free_store_memory,
14857 one_store_motion_pass): Update for abovementioned changes.
14859 (gcse_subst_count, gcse_create_count): Remove.
14860 (one_store_motion_pass): New statistics counters "n_stores_deleted"
14861 and "n_stores_created", local variables.
14863 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
14866 (regvec, compute_store_table_current_insn): Remove.
14867 (reg_set_info, reg_clear_last_set): Remove.
14868 (compute_store_table): Use DF caches instead of local dataflow
14871 2009-05-01 Joseph Myers <joseph@codesourcery.com>
14873 * c-objc-common.c (c_tree_printer): Print identifiers with
14874 pp_identifier, not pp_string. Mark "({anonymous})" for
14876 * c-pretty-print.c (pp_c_ws_string): New.
14877 (pp_c_cv_qualifier, pp_c_type_specifier,
14878 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
14879 pp_c_storage_class_specifier, pp_c_function_specifier,
14880 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
14881 pp_c_primary_expression, pp_c_postfix_expression,
14882 pp_c_unary_expression, pp_c_shift_expression,
14883 pp_c_relational_expression, pp_c_equality_expression,
14884 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
14885 use pp_string and pp_c_ws_string in place of pp_identifier and
14886 pp_c_identifier for non-identifiers. Mark English strings for
14888 * c-pretty-print.h (pp_c_ws_string): Declare.
14890 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
14891 Roland McGrath <roland@redhat.com>
14893 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
14894 (ENABLE_LD_BUILDID): New configuration option.
14895 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
14896 (LINK_BUILDID_SPEC): New macro.
14897 (init_spec): If defined, prepend it between LINK_EH_SPEC and
14899 * doc/install.texi: Document --enable-linker-build-id option.
14900 * configure: Rebuild.
14901 * config.in: Rebuild.
14903 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
14905 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
14906 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
14907 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
14908 MIPS_GP_SAVE_AREA_SIZE.
14909 * config/mips/mips.c (struct mips_frame_info): Update comment
14910 before arg_pointer_offset and hard_frame_pointer_offset.
14911 (mips_compute_frame_info): Update diagram before function: to
14912 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
14913 indicate the position of frame_pointer_rtx with -fstack-protector and
14914 to show args_size. Don't allocate cprestore area for leaf functions
14915 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
14917 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
14919 2009-04-30 Michael Matz <matz@suse.de>
14921 PR tree-optimization/39955
14922 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
14924 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
14926 * ira.c (setup_cover_and_important_classes): Use safe macro
14927 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
14929 * genpreds.c (write_tm_preds_h): Output suitable definition of
14930 REG_CLASS_FOR_CONSTRAINT.
14932 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14934 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
14936 * bitmap.c (bitmap_descriptor): Likewise.
14937 * ggc-common.c (loc_descriptor): Likewise.
14938 * varray.c (varray_descriptor): Likewise.
14939 * vec.c (vec_descriptor): Likewise.
14941 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
14943 * Makefile.in (dce.o): Add $(EXCEPT_H).
14944 * dce.c: Include except.h and delete redundant vector definitions.
14945 (deletable_insn_p): Return false for non-call insns that can throw
14948 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
14950 * gcse.c (ae_gen): Remove.
14951 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
14952 and make non-static function to make it available in store-motion.c.
14953 Update call sites with search-and-replace.
14954 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
14955 extract_mentioned_regs, extract_mentioned_regs_helper,
14956 find_moveable_store, compute_store_table, load_kills_store, find_loads,
14957 store_killed_in_insn, store_killed_after, store_killed_before,
14958 build_store_vectors, insert_insn_start_basic_block, insert-store,
14959 remove_reachable_equiv_notes, replace_store_insn, delete_store,
14960 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
14961 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
14962 * store-motion.c: ...new file. Also copy data structures from gcse.c
14963 and clean up to remove parts not used by store motion.
14964 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
14965 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
14967 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14970 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
14971 when optimizing for size.
14973 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
14975 * gcse.c (gcse_constant_p): Fix typo in last change.
14977 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
14979 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
14981 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
14983 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
14985 2009-04-29 James E. Wilson <wilson@codesourcery.com>
14987 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
14988 CONST_HIGH_PART result.
14990 2009-04-29 Anatoly Sokolov <aesok@post.ru>
14992 * config/avr/avr.c (initial_elimination_offset): Rename to
14993 avr_initial_elimination_offset.
14994 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
14995 change return type to bool.
14996 (avr_can_eliminate): New function.
14997 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14998 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
14999 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15000 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15001 avr_initial_elimination_offset.
15002 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15003 (avr_initial_elimination_offset): Define.
15005 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15006 Steven Bosscher <steven@gcc.gnu.org>
15008 PR rtl-optimization/39938
15009 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15010 * cfgrtl.c: Include insn-attr.h.
15011 (rest_of_pass_free_cfg): New function.
15012 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15013 * resource.c (init_resource_info): Remove call to df_analyze.
15015 2009-04-29 Richard Guenther <rguenther@suse.de>
15018 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15019 allow conversion to signed integers.
15021 2009-04-29 Richard Guenther <rguenther@suse.de>
15023 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15024 shifts of floating point vectors if the shift amount is
15025 a constant multiple of the element size.
15027 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15028 Michael Matz <matz@suse.de>
15030 PR middle-end/39927
15032 * tree-outof-ssa.c (emit_partition_copy): New function.
15033 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15034 insert_part_to_rtx_on_edge): Perform the partition base var
15035 copy using emit_partition_copy.
15036 (insert_value_copy_on_edge): Convert constants to the right mode.
15037 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15038 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15040 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15042 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15043 scan backwards to try to find a constant to initialize it.
15045 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15046 insn before the loop_end instruction, don't look past labels.
15048 2009-04-29 Richard Guenther <rguenther@suse.de>
15050 PR middle-end/39937
15051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15052 loose type conversions.
15053 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15054 stmts only if there are no uses of its definition.
15056 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15058 * config/bfin/bfin.h (splitting_loops): Declare.
15059 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15060 Reorder bit definitions to be ascending.
15061 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15062 * config/bfin/bfin.c (splitting_loops): New variable.
15063 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15064 (struct loop_info): Remove members INIT and LOOP_INIT.
15065 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15066 the LSETUP sequence. Allow LC to be loaded from any register, but
15067 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15068 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15070 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15071 of reload_completed.
15074 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15076 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15078 * Makefile.in (PLUGIN_VERSION_H): New.
15079 (OBJS-common): Remove plugin-version.o.
15080 (plugin.o): Depend on (PLUGIN_VERSION_H).
15081 (plugin-version.o): Remove.
15082 * configure: Regenerate
15083 * configure.ac: Create plugin-version.h.
15084 * gcc-plugin.h (plugin_gcc_version): Remove.
15085 (plugin_default_version_check): Change signature.
15086 * plugin-version.c: Remove.
15087 * plugin.c: Include plugin-version.h.
15088 (str_plugin_gcc_version_name): Remove.
15089 (try_init_one_plugin): Pass gcc version to plugin_init.
15090 (plugin_default_version_check): Both gcc and plugin versions are now
15093 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15095 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15096 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15097 Remove special case testing for last insn of inner loops. Don't fail
15098 if the loop ends with a jump, emit an extra nop instead.
15100 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15101 DREGS rather than comparing directly. Remove code that tries to
15102 account for latencies.
15104 2009-04-29 Richard Guenther <rguenther@suse.de>
15106 PR tree-optimization/39941
15107 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15108 eliminating an indirect call.
15110 2009-04-29 Richard Guenther <rguenther@suse.de>
15112 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15113 parameter. Allow invariants as base if !require_lvalue.
15114 (verify_gimple_assign_single): Adjust.
15116 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15118 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15119 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15120 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15121 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15122 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15124 * config/bfin/bfin.c (bfin_expand_builtin,
15125 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15127 2009-04-28 Richard Guenther <rguenther@suse.de>
15129 * tree-vect-loop.c (get_initial_def_for_induction): Use
15130 correct types for pointer increment.
15132 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15134 * toplev.c (print_version): Update GMP version string calculation.
15136 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15138 PR rtl-optimization/39938
15139 * resource.c (init_resource_info): Add call to df_analyze.
15141 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15143 * config/alpha/alpha.md (usegp): Cast the result of
15144 alpha_find_lo_sum_using_gp to enum attr_usegp.
15145 * config/alpha/alpha.c (override_options): Remove end-of-structure
15146 marker element from cpu_table. Use array size of cpu_table to handle
15147 -mcpu and -mtune options.
15148 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15150 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15152 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15153 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15154 tune_32 and tune_64.
15155 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15156 support on PowerPC.
15157 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15158 * config/rs6000/option-defaults.h: ... here. New file.
15159 (OPT_64, OPT_32): Define.
15160 (MASK_64BIT): Define to 0 if not already defined.
15161 (OPT_ARCH64, OPT_ARCH32): Define.
15162 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15165 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15167 * config/arm/arm.c (arm_override_options): Emit error on using
15170 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15172 PR rtl-optimization/39914
15173 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15174 registers for allocnos created from user-defined variables only
15175 when not optimizing.
15177 2009-04-28 Richard Guenther <rguenther@suse.de>
15179 PR middle-end/39937
15180 * fold-const.c (fold_binary): Use distribute_real_division only
15183 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15185 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15186 add hpux-stdint.h to tm_file.
15187 (hppa[12]*-*-hpux11*): Ditto.
15188 (ia64*-*-hpux*): Ditto.
15189 * config/hpux-stdint.h: New.
15190 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15191 __STDC_EXT__ for all compiles.
15192 * config/pa/pa-hpux.h: Ditto.
15193 * config/pa/pa-hpux10.h: Ditto.
15194 * config/pa/pa-hpux11.h: Ditto.
15196 2009-04-28 Catherine Moore <clm@codesourcery.com>
15198 * debug.h (set_name): Add comment.
15200 2009-04-28 Andrew Pinski <pinskia@gmail.com>
15203 * config/darwin.c (machopic_gen_offset): Check
15204 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
15205 * config/arm/arm.c (require_pic_register): Likewise.
15207 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
15209 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
15210 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
15211 m32c_promote_prototypes): Delete.
15213 2009-04-28 Michael Matz <matz@suse.de>
15215 PR middle-end/39922
15216 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15219 2009-04-28 Richard Guenther <rguenther@suse.de>
15221 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15223 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15225 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15226 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15227 * config/arm/arm-tune.md: Regenerate.
15229 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15231 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15232 block if there are complex incoming edges.
15233 (sel_merge_blocks): Remove useless assert.
15234 (sel_redirect_edge_and_branch): Check that edge was redirected.
15235 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15236 (sel_find_rgns): Delete declaration.
15237 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15238 the region when it is not a preheader.
15240 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15243 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15245 2009-04-28 Richard Guenther <rguenther@suse.de>
15247 * tree.h (SSA_NAME_VALUE): Remove.
15248 (struct tree_ssa_name): Remove value_handle member.
15249 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15250 array for jump threading.
15251 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15253 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15254 * tree-flow.h (threadedge_initialize_values): Declare.
15255 (threadedge_finalize_values): Likewise.
15256 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15257 (SSA_NAME_VALUE): Define.
15258 (threadedge_initialize_values): New function.
15259 (threadedge_finalize_values): Likewise.
15260 * tree-ssa-dom.c (ssa_name_values): New global variable.
15261 (SSA_NAME_VALUE): Define.
15262 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15264 2009-04-28 Ira Rosen <irar@il.ibm.com>
15266 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15267 Use REPORT_VECTORIZED_LOCATIONS instead
15268 REPORT_VECTORIZED_LOOPS.
15269 * tree-vectorizer.c (vect_verbosity_level): Make static.
15270 (vect_loop_location): Rename to vect_location.
15271 (vect_set_verbosity_level): Update comment.
15272 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15274 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15275 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15276 instead REPORT_UNVECTORIZED_LOOPS.
15277 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15278 and vect_loop_def to vect_external_def and vect_internal_def.
15279 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15280 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15281 REPORT_UNVECTORIZED_LOCATIONS.
15282 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15283 and vect_used_in_loop and to vect_unused_in_scope and
15284 vect_used_in_scope.
15285 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15286 (vect_verbosity_level): Remove declaration.
15287 (vect_analyze_operations): Likewise.
15288 (vect_analyze_stmt): Declare.
15289 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15290 REPORT_UNVECTORIZED_LOCATIONS.
15291 (vect_get_loop_niters): Fix indentation.
15292 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15293 (vect_analyze_loop_operations): New function.
15294 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15295 vect_analyze_operations.
15296 (vect_is_simple_reduction): Use new names.
15297 (vectorizable_live_operation, vect_transform_loop): Likewise.
15298 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15299 to specify whether the data references can be a part of interleaving
15301 (vect_analyze_data_ref_dependence): Use new names.
15302 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15303 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15304 * tree-vect-patterns.c (widened_name_p): Use new names.
15305 (vect_recog_dot_prod_pattern): Likewise.
15306 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15307 (process_use, vect_mark_stmts_to_be_vectorized,
15308 vect_model_simple_cost, vect_model_store_cost,
15309 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15310 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15311 vectorizable_operation, vectorizable_type_demotion,
15312 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15313 vectorizable_condition): Likewise.
15314 (vect_analyze_operations): Split into vect_analyze_loop_operations
15316 (vect_analyze_stmt): ... new function.
15317 (new_stmt_vec_info): Use new names.
15318 (vect_is_simple_use): Use new names and fix comment.
15319 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15320 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15322 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15325 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15326 and integer modes for x87 operands. Do not ICE for unsupported size,
15327 generate error instead. Generate error for unsupported operand types.
15328 ['z']: Do not handle HImode memory operands specially. Warning
15329 for floating-point operands. Fallthru to 'Z' for unsupported operand
15330 types. Do not ICE for unsupported size, generate error instead.
15331 (output_387_binary_op): Use %Z to output operands.
15332 (output_fp_compare): Ditto.
15333 (output_387_reg_move): Ditto.
15335 2009-04-28 Ben Elliston <bje@au.ibm.com>
15340 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15342 * builtins.c (c_strlen): Do not warn here.
15343 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15344 * c-common.c (pointer_int_sum): Take an explicit location.
15345 Warn about offsets out of bounds.
15346 * c-common.h (pointer_int_sum): Adjust declaration.
15348 2009-04-27 Ian Lance Taylor <iant@google.com>
15350 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15352 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15353 * df-core.c (df_set_flags): Change return type to int. Change
15354 type of old_flags to int.
15355 (df_clear_flags): Likewise.
15356 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15357 (df_get_conditional_uses): Likewise.
15358 * df.h (df_set_flags, df_clear_flags): Update declarations.
15359 * dwarf2out.c (struct indirect_string_node): Change type of form
15360 field to enum dwarf_form.
15361 (AT_string_form): Change return type to enum dwarf_form.
15362 * fixed-value.c (fixed_compare): Add cast to enum type.
15363 * fwprop.c (update_df): Change 0 to VOIDmode.
15364 * gensupport.c: Change 0 to UNKNOWN.
15365 * gimple.h (gimple_cond_code): Add cast to enum type.
15366 * haifa-sched.c (reemit_notes): Add cast to enum type.
15367 * hooks.c (hook_int_void_no_regs): Remove function.
15368 * hooks.h (hook_int_void_no_regs): Remove declaration.
15369 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15370 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15371 * real.c (real_arithmetic): Add cast to enum type.
15372 (real_compare): Likewise.
15373 * target.h (struct gcc_target): Change return type of
15374 branch_target_register_class to enum reg_class.
15375 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15376 default_branch_target_register_class.
15377 * targhooks.c (default_branch_target_register_class): New function.
15378 * targhooks.h (default_branch_target_register_class): Declare.
15379 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15380 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15382 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15384 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15385 vect_uninitialized_def. Change 0 to ERROR_MARK.
15386 * tree-vect-stmts.c (supportable_widening_operation): Don't
15387 initialize icode1 and icode2.
15388 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15389 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15391 (cmn_err_flag_specs): Change 0 to STD_C89.
15392 (cmn_err_char_table): Likewise.
15393 * config/arm/arm.c (get_arm_condition_code): Change type of code
15394 to enum arm_cond_code.
15395 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15396 (IWMMXT_BUILTIN2): Likewise.
15397 (neon_builtin_type_bits): Don't define typedef.
15398 (neon_builtin_datum): Change type of bits field to int.
15399 (arm_expand_neon_args): Add cast to enum type.
15400 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15402 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15403 casts to enum type.
15404 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15406 * config/mips/mips.md (jal_macro): Return enum constant.
15407 (single_insn): Likewise.
15408 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15410 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15411 casts to enum type.
15412 * config/s390/s390.c (s390_tune_flags): Change type to int.
15413 (s390_arch_flags): Likewise.
15414 (s390_handle_arch_option): Change flags field of struct pta to int.
15415 * config/s390/s390.h (s390_tune_flags): Update declaration.
15416 (s390_arch_flags): Likewise.
15417 * config/sh/sh.c (prepare_move_operands): Compare
15418 tls_symbolic_operand result with enum constant.
15419 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15420 (sh_expand_prologue): Add cast to enum type.
15421 (sh_expand_epilogue): Likewise.
15422 (tls_symbolic_operand): Change return type to enum tls_model.
15423 (fpscr_set_from_mem): Add cast to enum type.
15424 (legitimize_pic_address): Compare tls_symbolic_operand result with
15426 (sh_target_reg_class): Change return type to enum reg_class.
15427 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15429 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15430 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15431 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15432 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15433 (delayed_branch, tls_call_delay): Likewise.
15434 (eligible_for_sibcall_delay): Likewise.
15435 (eligible_for_return_delay): Likewise.
15436 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15437 (spu_expand_builtin_1): Likewise.
15439 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15440 for all types of conversions.
15441 (output_init_element): Issue -Wc++-compat warning if needed when
15442 initializing a bitfield with enum type.
15443 * c-parser.c (c_parser_expression): Set original_type to
15444 original_type of right hand operand of comma operator.
15446 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15448 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15450 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15451 * doc/cpp.texi (Standard Predefined Macros)
15452 (Implementation-defined behavior): Likewise.
15453 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15454 * doc/gimple.texi (GIMPLE Exception Handling)
15455 (@code{GIMPLE_ASSIGN}): Likewise.
15456 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15457 * doc/invoke.texi (Warning Options, Optimize Options)
15458 (AVR Options, Darwin Options): Likewise.
15459 (Optimize Options): Reformulate -fwhole-program description.
15460 * doc/loop.texi (Lambda): Likewise.
15461 * doc/md.texi (Output Template, Define Constraints)
15462 (Standard Names, Insn Splitting): Likewise.
15463 * doc/options.texi (Option properties): Likewise.
15464 * doc/passes.texi (Tree-SSA passes): Likewise.
15465 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15466 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15467 (File Names and DBX): Likewise.
15468 * doc/trouble.texi (Incompatibilities): Likewise.
15470 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15472 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15473 instruction is correct.
15475 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15477 Allow non-constant arguments to conversion intrinsics.
15478 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15479 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15480 * spu.c (print_operand): Handle 'v' and 'w'.
15481 (exp2_immediate_p, spu_gen_exp2): Define.
15482 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15483 spu_convtf_1): Update parameter descriptions.
15484 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15485 * constraints.md ('v', 'w'): New.
15486 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15488 (i2f, I2F): New define_mode_attr.
15489 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15490 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15491 fixuns_truncv4sfv4si2): Update to use mode attribute.
15492 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15493 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15494 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15495 patterns for combine.
15497 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15499 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15500 (cprop, hoist, pre, store_motion): New debug counters.
15501 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15502 is not an RTL pass anymore.
15503 (pass_profiling): Remove extern decl for pass removed in 2005.
15504 (pass_gcse, pass_jump_bypass): Remove.
15505 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15506 to 0 for clean state.
15507 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15508 * cse.c (gate_handle_cse_after_global_opts,
15509 rest_of_handle_cse_after_global_opts): New functions.
15510 (pass_cse_after_global_opts): New pass, does local CSE.
15511 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15512 (TV_CPROP): New timevar.
15513 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15514 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15515 (gcse_main, recompute_all_luids): Remove.
15516 (compute_hash_table_work): Call max_reg_num instead of reading
15518 (cprop_jump): Don't set run_jump_opt_after_gcse.
15519 (constprop_register): Always allow to alter jumps.
15520 (cprop_insn): Likewise.
15521 (do_local_cprop): Likewise.
15522 (local_cprop_pass): Likewise. Return non-zero if something changed.
15523 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15524 (find_implicit_sets): Add note about missed optimization opportunity.
15525 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15526 pass_rtl_cprop execute function.
15527 Don't bother tracking the pass number, each pass gets its own dumpfile
15529 Always allow to alter jumpsand bypass jumps.
15530 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15531 will just find no suitable set.
15532 (pre_edge_insert): Fix dumping, this function is for PRE only.
15533 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15534 pass_rtl_pre execute function.
15535 (hoist_code): Return non-zero if something changed. Keep track of
15536 substitutions and insertions for statistics gathering similar to PRE.
15537 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15538 called from the pass_rtl_hoist execute function. Show pass statistics.
15539 (compute_store_table): Use max_reg_num directly instead of using the
15540 formerly global max_gcse_regno.
15541 (build_store_vectors): Likewise.
15542 (replace_store_insn): Fix dumping.
15543 (store_motion): Rename to ...
15544 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15545 pass, called from the pass_rtl_store_motion execute function. Keep
15546 track of substitutions and insertions for statistics gathering similar
15548 (bypass_jumps): Remove, fold interesting bits into ...
15549 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15550 from the pass_rtl_cprop execute function.
15551 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15552 pass_jump_bypass): Remove.
15553 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15554 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15555 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15556 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15557 (gate_rtl_store_motion, execute_rtl_store_motion,
15558 pass_rtl_store_motion): New.
15559 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15560 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15561 * passes.c (init_optimization_passes): Remove pass_gcse and
15562 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15563 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15564 instead of pass_jump_bypass.
15566 2009-04-27 Richard Guenther <rguenther@suse.de>
15568 PR middle-end/39928
15569 * gimplify.c (gimplify_expr): If we are required to create
15570 a temporary make sure it ends up as register.
15572 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15575 * config/i386/i386.c (construct_container): Don't call
15576 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15577 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15579 2009-04-27 Michael Matz <matz@suse.de>
15581 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15582 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15583 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15584 (dump_replaceable_exprs): Take a bitmap.
15585 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15587 (expand_gimple_basic_block): Likewise.
15588 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15589 replaceable_expressions member a bitmap.
15590 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15591 (mark_replaceable): Likewise.
15592 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15593 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15595 2009-04-27 Richard Guenther <rguenther@suse.de>
15597 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15598 (verify_stmts): Dispatch to gimple/type verification code.
15599 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15600 issue with call argument types.
15602 2009-04-27 Michael Matz <matz@suse.de>
15604 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15605 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15608 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15609 Eric Botcazou <ebotcazou@adacore.com>
15611 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15612 a label's basic block.
15613 (mark_target_live_regs): Tidy and rework obsolete comments.
15614 Change back DF problem to LIVE. If a label starts a basic block,
15615 assume that all registers that used to be live then still are.
15616 (init_resource_info): If a label starts a basic block, set its
15617 BLOCK_FOR_INSN accordingly.
15618 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15620 2009-04-27 Richard Guenther <rguenther@suse.de>
15622 * tree-flow-inline.h (function_ann): Remove.
15623 (get_function_ann): Likewise.
15624 * tree-dfa.c (create_function_ann): Remove.
15625 * tree-flow.h (struct static_var_ann_d): Remove.
15626 (struct function_ann_d): Likewise.
15627 (union tree_ann_d): Remove fdecl member.
15628 (function_ann_t): Remove.
15629 (function_ann, get_function_ann, create_function_ann): Remove
15632 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15634 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15636 2009-04-27 Jan Hubicka <jh@suse.cz>
15638 * ipa-pure-const.c (struct funct_state_d): New fields
15639 state_previously_known, looping_previously_known; remove
15640 state_set_in_source.
15641 (analyze_function): Use new fields.
15642 (propagate): Avoid assumption that state_set_in_source imply
15645 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15646 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15647 * cfgloop.h (finite_loop_p): Declare.
15649 2009-04-26 Michael Matz <matz@suse.de>
15651 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15653 2009-04-26 Michael Matz <matz@suse.de>
15655 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15656 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15657 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15658 pass_mark_used_blocks): Remove.
15659 * tree-optimize.c (pass_free_datastructures,
15660 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15661 * passes.c (init_optimization_passes): Don't call
15662 pass_mark_used_blocks, remove dead code.
15664 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15666 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15667 * tree-ssa-live.h (register_ssa_partition): Likewise.
15669 2009-04-26 Michael Matz <matz@suse.de>
15672 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15673 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15674 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15676 (compare_pairs): Swap cost comparison.
15677 (coalesce_ssa_name): Don't use change_partition_var.
15678 * tree-nrv.c (struct nrv_data): Add modified member.
15679 (finalize_nrv_r): Set it.
15680 (tree_nrv): Use it to update statements.
15681 (pass_nrv): Require PROP_ssa.
15682 * tree-mudflap.c (mf_decl_cache_locals,
15683 mf_build_check_statement_for): Use make_rename_temp.
15684 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15685 * alias.c (find_base_decl): Handle SSA names.
15686 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15687 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15688 * rtl.h (set_reg_attrs_for_parm): Declare.
15689 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15690 to "optimized", remove unused locals at finish.
15691 (execute_free_datastructures): Make global, call
15692 delete_tree_cfg_annotations.
15693 (execute_free_cfg_annotations): Don't call
15694 delete_tree_cfg_annotations.
15696 * ssaexpand.h: New file.
15697 * expr.c (toplevel): Include ssaexpand.h.
15698 (expand_assignment): Handle SSA names the same as register variables.
15699 (expand_expr_real_1): Expand SSA names.
15700 * cfgexpand.c (toplevel): Include ssaexpand.h.
15701 (SA): New global variable.
15702 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15703 (SSAVAR): New macro.
15704 (set_rtl): New helper function.
15705 (add_stack_var): Deal with SSA names, use set_rtl.
15706 (expand_one_stack_var_at): Likewise.
15707 (expand_one_stack_var): Deal with SSA names.
15708 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15709 before unique numbers.
15710 (expand_stack_vars): Use set_rtl.
15711 (expand_one_var): Accept SSA names, add asserts for them, feed them
15712 to above subroutines.
15713 (expand_used_vars): Expand all partitions (without default defs),
15714 then only the local decls (ignoring those expanded already).
15715 (expand_gimple_cond): Remove edges when jumpif() expands an
15716 unconditional jump.
15717 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
15718 or remove abnormal edges. Ignore insns setting the LHS of a TERed
15720 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
15721 members of SA; deal with PARM_DECL partitions here; expand
15722 all PHI nodes, free tree datastructures and SA. Commit instructions
15723 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
15724 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
15725 info and statements at start, collect garbage at finish.
15726 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
15727 (VAR_ANN_PARTITION) Remove.
15728 (change_partition_var): Don't declare.
15729 (partition_to_var): Always return SSA names.
15730 (var_to_partition): Only accept SSA names.
15731 (register_ssa_partition): Only check argument.
15732 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
15734 (delete_var_map): Don't free it.
15735 (var_union): Only accept SSA names, simplify.
15736 (partition_view_init): Mark only useful SSA names as used.
15737 (partition_view_fini): Only deal with SSA names.
15738 (change_partition_var): Remove.
15739 (dump_var_map): Use ssa_name instead of partition_to_var member.
15740 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
15742 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
15743 (struct _elim_graph): New member const_dests; nodes member vector of
15745 (set_location_for_edge): New static helper.
15746 (create_temp): Remove.
15747 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
15748 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
15749 (new_elim_graph): Allocate const_dests member.
15750 (clean_elim_graph): Truncate const_dests member.
15751 (delete_elim_graph): Free const_dests member.
15752 (elim_graph_size): Adapt to new type of nodes member.
15753 (elim_graph_add_node): Likewise.
15754 (eliminate_name): Likewise.
15755 (eliminate_build): Don't take basic block argument, deal only with
15756 partition numbers, not variables.
15757 (get_temp_reg): New static helper.
15758 (elim_create): Use it, deal with RTL temporaries instead of trees.
15759 (eliminate_phi): Adjust all calls to new signature.
15760 (assign_vars, replace_use_variable, replace_def_variable): Remove.
15761 (rewrite_trees): Only do checking.
15762 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
15763 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
15764 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
15765 contains_tree_r, MAX_STMTS_IN_LATCH,
15766 process_single_block_loop_latch, analyze_edges_for_bb,
15767 perform_edge_inserts): Remove.
15768 (expand_phi_nodes): New global function.
15769 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
15770 functions, initialize new parameter, remember partitions having a
15772 (finish_out_of_ssa): New global function.
15773 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
15774 don't reset in_ssa_p here, don't disable TER when mudflap.
15775 (pass_del_ssa): Remove.
15776 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
15778 (execute_free_datastructures): Declare.
15779 * Makefile.in (SSAEXPAND_H): New variable.
15780 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
15781 * basic-block.h (commit_one_edge_insertion): Declare.
15782 * passes.c (init_optimization_passes): Move pass_nrv and
15783 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
15784 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
15785 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
15786 (redirect_branch_edge): Deal with super block when expanding, split
15787 out jump patching itself into ...
15788 (patch_jump_insn): ... here, new static helper.
15790 2009-04-26 Michael Matz <matz@suse.de>
15792 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
15793 beyond num_ssa_names.
15794 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
15795 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
15797 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15799 PR inline-asm/39543
15800 * fwprop.c (forward_propagate_asm): New function.
15801 (forward_propagate_and_simplify): Propagate also into __asm, if it
15802 doesn't increase the number of referenced registers.
15805 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
15807 2009-04-26 Jakub Jelinek <jakub@redhat.com>
15809 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
15810 note_nonlocal_vla_type for nonlocal VLAs.
15811 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
15812 contains_remapped_vars, remap_vla_decls): New functions.
15813 (convert_nonlocal_reference_stmt): If not optimizing, call
15814 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
15815 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
15816 if it wasn't found in var_map.
15817 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
15818 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
15819 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
15821 * gimplify.c (nonlocal_vlas): New variable.
15822 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
15824 (gimplify_body): Create and destroy nonlocal_vlas.
15826 * dwarf2out.c (loc_descr_plus_const): New function.
15827 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
15828 mem_loc_descriptor, loc_descriptor_from_tree_1,
15829 descr_info_loc, gen_variable_die): Use it.
15831 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
15832 !TREE_STATIC VAR_DECLs.
15833 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
15834 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
15835 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
15836 DECL_BY_REFERENCE is valid.
15837 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
15838 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
15839 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
15840 Copy DECL_BY_REFERENCE.
15841 (struct nesting_copy_body_data): New type.
15842 (nesting_copy_decl): New function.
15843 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
15844 if they have variable length.
15846 2009-04-26 Michael Matz <matz@suse.de>
15848 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
15849 mark new temporaries for renaming.
15851 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15854 * c-decl.c (global_bindings_p): Return negative value.
15855 (c_variable_size): New. Based on variable_size from
15857 (grokdeclarator): Call c_variable_size not variable_size.
15859 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
15861 * config/i386/i386.c (print_operand) ['z']: Fix typo.
15863 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
15865 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
15866 Redefine it to just use mingw/include.
15867 (ASM_SPEC): Rules for -m32 and -m64.
15868 (LINK_SPEC): Use Likewise.
15869 (SPEC_32): New define.
15870 (SPEC_64): Likewise.
15871 (SUB_LINK_SPEC): Likewise.
15872 (MULTILIB_DEFAULTS): New define.
15873 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
15874 Add multilib options.
15875 (MULTILIB_DIRNAMES): Likewise.
15876 (MULTILIB_OSDIRNAMES): Likewise.
15877 (LIBGCC): Likewise.
15878 (INSTALL_LIBGCC): Likewise.
15880 2009-04-26 Joseph Myers <joseph@codesourcery.com>
15883 * c-tree.h (enum c_inline_static_type): New.
15884 (record_inline_static): Declare.
15885 * c-decl.c (struct c_inline_static, c_inline_statics,
15886 record_inline_static, check_inline_statics): New.
15887 (pop_file_scope): Call check_inline_statics.
15888 (start_decl): Call record_inline_static instead of pedwarning
15889 directly for static in inline function.
15890 * c-typeck.c (build_external_ref): Call record_inline_static
15891 instead of pedwarning directly for static referenced in inline
15894 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
15896 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
15897 not new but only being rescanned.
15898 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
15899 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
15900 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
15901 record_set_info, compute_set, grealloc): Remove.
15902 (recompute_all_luids): New function.
15903 (gcse_main): Don't compute sets, and don't do related memory
15904 allocations/free-ing. If something changed before the end of the
15905 pass, update LUIDs using recompute_all_luids.
15906 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
15907 (free_gcse_mem): Don't free it either.
15908 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
15909 Use the df insn LUIDs.
15910 (load_killed_in_block): Likewise.
15911 (compute_hash_table_work): Don't compute reg_set_in_block.
15912 (compute_transp): Use DF_REG_DEF_CHAINs.
15913 (local_cprop_pass): Don't use compute_sets and related functions.
15914 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
15915 Use get_max_uid() instead of max_cuid.
15916 (insert_insn_end_basic_block, pre_insert_copy_insn,
15917 update_ld_motion_stores): Don't try to
15918 keep reg_set tables up to date.
15919 (pre_insert_copies): Use df insn LUIDs.
15920 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
15921 (reg_set_info): Don't use extra bitmap argument.
15922 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
15923 information to compute regs_set_in_block.
15924 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
15925 (bypass_jumps): Don't use compute_sets and friends.
15927 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15930 * opts.c (undocumented_msg): Do not leave blank even with
15933 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15935 * c-decl.c (build_enumerator): Allow values folding to integer
15936 constants but not integer constant expressions with a pedwarn if
15939 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15942 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
15943 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
15944 type is an integer constant.
15946 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
15949 * config/i386/i386.c (print_operand) ['z']: Revert handling of
15952 2009-04-25 Joseph Myers <joseph@codesourcery.com>
15955 * c-decl.c (grokdeclarator): Diagnose declarations of functions
15956 with variably modified return type and no storage class
15957 specifiers, except for the case of nested functions. Distinguish
15958 extern declarations of functions with variably modified return
15959 types from those of objects with variably modified types.
15961 2009-04-25 Jan Hubicka <jh@suse.cz>
15963 * tree.c (list_equal_p): New function.
15964 * tree.h (list_equal_p): Declare.
15965 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15966 basic_block_def, basic_block, const_basic_block): New.
15967 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
15968 (redirect_eh_edge): New function.
15969 (make_eh_edge_update_phi): EH edges are not abnormal.
15970 * except.c: Include tree-flow.h.
15971 (list_match): New function.
15972 (eh_region_replaceable_by_p): New function.
15973 (replace_region): New function.
15974 (hash_type_list): New function.
15975 (hash_eh_region): New function.
15976 (eh_regions_equal_p): New function.
15977 (merge_peers): New function.
15978 (remove_unreachable_regions): Verify EH tree when checking;
15980 (copy_eh_region_1): New function.
15981 (copy_eh_region): New function.
15982 (push_reachable_handler): New function.
15983 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
15984 regions without label but with live RESX.
15985 * except.h (redirect_eh_edge_to_label): New.
15986 * tree-flow.h (redirect_eh_edge): New.
15987 * coretypes.h (edge_def, edge, const_edge, basic_block_def
15988 basic_block_def, basic_block, const_basic_block): Remove.
15989 * Makefile.in (except.o): Add dependency on tree-flow.h
15990 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
15991 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
15994 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
15997 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
15998 on the destination of memcpy.
16000 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16002 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16003 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16004 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16006 2009-04-25 Jan Hubicka <jh@suse.cz>
16008 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16009 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16010 to be reached by different label than left.
16011 (update_eh_edges): Update comment; remove edge_to_remove if possible
16012 and return true if suceeded.
16013 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16014 (cleanup_eh): Compute sharing map.
16015 * except.c (remove_eh_handler_and_replace): Add argument if we should
16017 (remove_unreachable_regions): Update for label sharing.
16018 (label_to_region_map): Likewise.
16019 (get_next_region_sharing_label): New function.
16020 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16022 (remove_eh_handler): Update.
16023 (remove_eh_region_and_replace_by_outer_of): New function.
16024 * except.h (struct eh_region): Add next_region_sharing_label.
16025 (remove_eh_region_and_replace_by_outer_of,
16026 get_next_region_sharing_label): Declare.
16027 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16029 2009-04-25 Jan Hubicka <jh@suse.cz>
16031 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16032 insert code even if they are not critical.
16034 2009-04-25 Jan Hubicka <jh@suse.cz>
16036 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16037 (gimple_can_remove_branch_p): EH edges won't remove branch by
16039 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16040 updating of non-abnormal EH edges.
16041 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16042 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16043 (split_critical_edges): Split also edges where emitting code on them
16044 will lead to splitting later.
16046 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16047 H.J. Lu <hongjiu.lu@intel.com>
16050 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16051 the configured assembler supports fildq and fistpq mnemonics.
16052 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16053 * configure: Regenerated.
16054 * config.in: Ditto.
16056 * config/i386/i386.c (print_operand): Handle 'Z'.
16057 ['z']: Remove handling of special fild/fist suffixes.
16058 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16059 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16060 suffix of fild insn.
16061 (*floatsi<mode>2_vector_mixed): Ditto.
16062 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16063 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16064 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16065 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16066 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16068 2009-04-25 Ben Elliston <bje@au.ibm.com>
16070 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16071 the source of a set operation.
16073 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16075 * target.h (struct gcc_target): Add case_values_threshold field.
16076 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16077 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16078 * targhooks.c (default_case_values_threshold): New function.
16079 * targhooks.h (default_case_values_threshold): Declare function.
16080 * stmt.c (expand_case): Use case_values_threshold target hook.
16081 * expr.h (case_values_threshold): Remove declartation.
16082 * expr.c (case_values_threshold): Remove function.
16083 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16085 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16086 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16087 (avr_case_values_threshold): Declare as static.
16088 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16090 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16091 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16092 (mn10300_case_values_threshold): New function.
16094 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16096 * ira.c (setup_cover_and_important_classes): Add enum cast.
16098 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16100 * genpreds.c (write_enum_constraint_num): Output definition of
16101 CONSTRAINT_NUM_DEFINED_P macro.
16102 * ira.c (setup_cover_and_important_classes): Use
16103 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16105 2009-04-24 DJ Delorie <dj@redhat.com>
16107 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16108 __SH2A_SINGLE_ONLY__ also.
16110 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16112 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16113 (movdf_internal): Ditto.
16114 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16115 SFmode and DFmode constants.
16116 (ia64_print_operand): Add 'G' format for printing
16117 floating point constants.
16119 2009-04-24 Richard Guenther <rguenther@suse.de>
16121 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16122 from unsigned additions.
16124 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16126 * c-typeck.c (set_init_index): Allow array designators that are
16127 not integer constant expressions with a pedwarn if pedantic.
16129 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16131 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16132 zero if no overlap in nonzero bits between the operands.
16134 2009-04-24 Ian Lance Taylor <iant@google.com>
16136 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16137 (record_dead_and_set_regs): Likewise.
16138 * df.h (struct df_mw_hardreg): Change flags field to int.
16139 (struct df_base_ref): Likewise.
16140 (struct df): Change changeable_flags field to int.
16141 * df-scan.c (df_defs_record): Change clobber_flags to int.
16142 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16143 constants rather than #define macros.
16144 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16145 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16146 (enum dwarf_calling_convention): Likewise.
16147 (enum dwarf_line_number_x_ops): Likewise.
16148 (enum dwarf_call_frame_info): Likewise.
16149 (enum dwarf_source_language): Likewise.
16150 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16151 (add_calling_convention_attribute): Likewise.
16152 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16153 (combine_comparisons): Change compcode to int. Add cast to enum type.
16154 * genrecog.c (maybe_both_true_2): Change c to int.
16155 (write_switch): Likewise. Add cast to enum type.
16156 * gimplify.c (gimplify_omp_for): Handle return values from
16157 gimplify_expr using MIN rather than bitwise or.
16158 (gimplify_expr): Add cast to enum type.
16159 * ipa-prop.c (update_jump_functions_after_inlining): Change
16160 IPA_BOTTOM to IPA_JF_UNKNOWN.
16161 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16162 Add casts to enum type.
16163 (setup_cover_and_important_classes): Change cl to int. Add casts
16165 (setup_class_translate): Change cl and mode to int.
16166 (ira_init_once): Change mode to int.
16167 (free_register_move_costs): Likewise.
16168 (setup_prohibited_mode_move_regs): Add casts to enum type.
16169 * langhooks.c (add_builtin_function_common): Rework assertion that
16170 value fits bitfield.
16171 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16172 * omega.c (omega_do_elimination): Avoid math on enum types.
16173 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16174 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16175 int local to handle integral_argment value.
16176 * regmove.c (try_auto_increment): Change PUT_MODE to
16178 * reload.c (push_secondary_reload): Add casts to enum type.
16179 (secondary_reload_class, find_valid_class): Likewise.
16180 * reload1.c (emit_input_reload_insns): Likewise.
16181 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16182 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16183 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16185 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16186 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16188 (expand_complex_libcall): Add casts to enum type.
16189 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16190 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16191 with ERROR_MARK, not NUM_TREE_CODES.
16192 (vect_create_epilog_for_reduction): Likewise.
16193 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16194 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
16195 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
16197 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
16198 vect_unused_in_loop. Change 0 to loop_vect.
16199 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
16200 * var-tracking.c (get_init_value): Change return type to enum
16202 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
16203 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
16205 (arm_override_options): Add casts to enum type.
16206 (arm_emit_tls_decoration): Likewise.
16207 * config/i386/i386.c (ix86_function_specific_restore): Add casts
16209 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
16210 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
16211 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
16213 * config/s390/s390.c (code_for_builtin_64): Change to array of
16215 (code_for_builtin_31): Likewise.
16216 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16218 * config/sparc/sparc.c (sparc_override_options): Change value
16219 field in struct code_model to enum cmodel. In initializer change
16220 0 to NULL and add cast to enum type.
16222 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16223 Change all callers. Issue a -Wc++-compat warning using
16224 lhs_origtype if necessary.
16225 (convert_for_assignment): Issue -Wc++-compat warnings about
16226 invalid conversions to enum type on assignment.
16227 * c-common.h (build_modify_expr): Update declaration.
16229 2009-04-24 Nick Clifton <nickc@redhat.com>
16231 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16232 (function_arg_advance): Likewise.
16233 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16236 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16238 * config/s390/constraints.md ('I', 'J'): Fix condition.
16240 2009-04-24 Diego Novillo <dnovillo@google.com>
16242 * gengtype-parse.c (parse_error): Add newline after message.
16244 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16246 * config/i386/sse.md (avxmodesuffixs): Removed.
16247 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16248 (*avx_pinsr<ssevecsize>): This.
16250 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16252 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16253 follow chains of regs with a single definition, and allow expressions
16254 that are function_invariant_p.
16255 (simple_rhs_p): Allow expressions that are function_invariant_p.
16257 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16259 PR middle-end/39867
16260 * fold-const.c (fold_cond_expr_with_comparison): When folding
16261 > and >= to MAX, make sure the MAX uses the same type as the
16262 comparison's operands.
16264 2009-04-24 Nick Clifton <nickc@redhat.com>
16266 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16267 addressing for DImode accesses.
16268 (frv_print_operand_address): Handle PLUS case.
16269 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16271 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16273 PR rtl-optimization/39794
16274 * alias.c (canon_true_dependence): Add x_addr argument.
16275 * rtl.h (canon_true_dependence): Adjust prototype.
16276 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16277 * cselib.c (cselib_invalidate_mem): Likewise.
16278 * gcse.c (compute_transp): Likewise.
16279 * dse.c (scan_reads_nospill): Likewise.
16280 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16281 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16282 canon_base_addr of the group, plus optional offset.
16283 (struct group_info): Rename canon_base_mem to
16285 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16286 canon_rtx of base_mem.
16288 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16290 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16291 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16293 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16295 * config/spu/spu-builtins.h: Delete file.
16297 * config/spu/spu.h (enum spu_builtin_type): Move here from
16299 (struct spu_builtin_description): Likewise. Add GTY marker.
16300 Do not use enum spu_function_code or enum insn_code.
16301 (spu_builtins): Add extern declaration.
16303 * config/spu/spu.c: Do not include "spu-builtins.h".
16304 (enum spu_function_code, enum spu_builtin_type_index,
16305 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16306 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16307 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16308 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16309 (spu_builtin_types): Make static. Add GTY marker.
16310 (spu_builtins): Add extern declaration with GTY marker.
16311 Include "gt-spu.h".
16313 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16314 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16315 Check programmatically whether all parameters are scalar.
16317 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16319 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16321 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16322 assignment from the constructor either if the target is volatile.
16324 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16326 * config/arm/arm.md (insv): Do not share operands[0].
16328 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16330 * config/vxlib-tls.c (active_tls_threads): Delete.
16331 (delete_hook_installed): New.
16332 (tls_delete_hook): Don't delete the delete hook.
16333 (tls_destructor): Delete it here.
16334 (__gthread_set_specific): Adjust installing the delete hook.
16335 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16336 __gthread_leave_tsd_dtor_context.
16338 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16340 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16342 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16344 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16346 (alpha_rtx_costs): Ditto.
16347 (emit_unlikely_jump): Use add_reg_note.
16348 (emit_frame_store_1): Ditto.
16349 (alpha_expand_prologue): Ditto.
16350 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16351 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16353 2009-04-23 Nick Clifton <nickc@redhat.com>
16355 * config/v850/v850.md (epilogue): Remove suppressed code.
16356 (return): Rename to return_simple and remove test of frame size.
16357 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16358 to gen_return_simple.
16360 2009-04-22 Jing Yu <jingyu@google.com>
16363 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16365 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16368 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16369 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16370 value is a VECTOR_CST, the element type is the element type of the
16373 2009-04-22 DJ Delorie <dj@redhat.com>
16375 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16377 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16379 * alias.c (find_base_term): Move around LO_SUM case, so that
16380 CONST falls through into PLUS/MINUS handling.
16383 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16384 into 0, use omit_one_operand.
16386 2009-04-23 Ben Elliston <bje@au.ibm.com>
16388 * config/rs6000/linux-unwind.h (get_regs): Remove type
16389 puns. Change the type of `pc' to an array of unsigned ints and
16390 update all users. Constify frame24.
16392 2009-04-22 DJ Delorie <dj@redhat.com>
16394 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16395 declarations before code.
16396 (current_function_special_page_vector): Likewise.
16397 (m32c_expand_insv): Silence a warning.
16399 2009-04-21 Taras Glek <tglek@mozilla.com>
16401 * alias.c: Update GTY annotations to new syntax.
16402 * basic-block.h: Likewise.
16403 * bitmap.h: Likewise.
16404 * c-common.h: Likewise.
16405 * c-decl.c: Likewise.
16406 * c-parser.c: Likewise.
16407 * c-pragma.c: Likewise.
16408 * c-tree.h: Likewise.
16409 * cfgloop.h: Likewise.
16410 * cgraph.h: Likewise.
16411 * config/alpha/alpha.c: Likewise.
16412 * config/arm/arm.h: Likewise.
16413 * config/avr/avr.h: Likewise.
16414 * config/bfin/bfin.c: Likewise.
16415 * config/cris/cris.c: Likewise.
16416 * config/darwin.c: Likewise.
16417 * config/frv/frv.c: Likewise.
16418 * config/i386/i386.c: Likewise.
16419 * config/i386/i386.h: Likewise.
16420 * config/i386/winnt.c: Likewise.
16421 * config/ia64/ia64.h: Likewise.
16422 * config/iq2000/iq2000.c: Likewise.
16423 * config/mips/mips.c: Likewise.
16424 * config/mmix/mmix.h: Likewise.
16425 * config/pa/pa.c: Likewise.
16426 * config/pa/pa.h: Likewise.
16427 * config/rs6000/rs6000.c: Likewise.
16428 * config/s390/s390.c: Likewise.
16429 * config/sparc/sparc.c: Likewise.
16430 * config/xtensa/xtensa.c: Likewise.
16431 * cselib.h: Likewise.
16432 * dbxout.c: Likewise.
16433 * dwarf2out.c: Likewise.
16434 * except.c: Likewise.
16435 * except.h: Likewise.
16436 * fixed-value.h: Likewise.
16437 * function.c: Likewise.
16438 * function.h: Likewise.
16439 * gimple.h: Likewise.
16440 * integrate.c: Likewise.
16441 * optabs.c: Likewise.
16442 * output.h: Likewise.
16443 * real.h: Likewise.
16445 * stringpool.c: Likewise.
16446 * tree-data-ref.c: Likewise.
16447 * tree-flow.h: Likewise.
16448 * tree-scalar-evolution.c: Likewise.
16449 * tree-ssa-address.c: Likewise.
16450 * tree-ssa-alias.h: Likewise.
16451 * tree-ssa-operands.h: Likewise.
16452 * tree.c: Likewise.
16453 * tree.h: Likewise.
16454 * varasm.c: Likewise.
16455 * varray.h: Likewise.
16457 * coretypes.h: Do not define GTY macro if it is already defined.
16458 * doc/gty.texi: Update GTY documentation to new syntax.
16459 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16460 annotations on structs.
16461 * gengtype-parse.c: Likewise.
16463 2009-04-22 Mark Heffernan <meheff@google.com>
16465 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16467 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16469 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16472 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16474 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16475 the same as a PLUS without a shift. Increase the cost of a
16478 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16480 * Makefile.in: Update dependencies.
16481 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16482 * errors.h: Remove bogus comment about compatibility.
16483 (warning): Update declaration.
16484 * genautomata.c: Update all calls to warning.
16485 * gimple.c: Do not include errors.h. Include toplev.h.
16486 * tree-ssa-structalias.c: Do not include errors.h.
16487 * omega.c: Likewise.
16488 * tree-ssa-reassoc.c: Likewise.
16489 * config/spu/spu-c.c: Likewise.
16490 * config/spu/t-spu-elf: Update dependencies.
16492 2009-04-22 Richard Guenther <rguenther@suse.de>
16494 PR tree-optimization/39824
16495 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16496 make sure the types are compatible.
16498 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16501 * c-common.c (c_parse_error): Take a token_flags parameter.
16502 Use token_type for the token type instead.
16503 Pass token_flags to cpp_type2name.
16504 * c-common.h (c_parse_error): Update declaration.
16505 * c-parser.c (c_parser_error): Pass 0 as token flags.
16507 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16509 PR rtl-optimization/39580
16510 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16512 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16514 * function.c (expand_function_end): Do not emit a jump to the "naked"
16515 return label for fall-through returns.
16516 * except.c (sjlj_emit_function_exit): Always place the call to the
16517 unregister function at the location installed by expand_function_end.
16519 2009-04-22 Richard Guenther <rguenther@suse.de>
16521 PR tree-optimization/39845
16522 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16523 (gen_inbound_check): Likewise.
16525 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16527 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16529 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16530 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16532 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16534 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16535 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16536 shift counts to avoid out-of-bounds array accesses.
16538 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16540 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16541 (Pmode): Move above.
16543 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16545 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16546 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16547 GET_CODE macro. Use IN_RANGE macro where appropriate.
16548 * config/alpha/alpha.h: Ditto.
16549 * config/alpha/alpha.md: Ditto.
16550 * config/alpha/constraints.md: Ditto.
16551 * config/alpha/predicates.md: Ditto.
16553 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16555 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16556 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16557 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16558 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16559 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16560 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16561 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16562 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16563 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16564 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16565 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16566 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16567 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16568 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16569 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16570 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16571 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16572 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16573 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16574 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16575 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16576 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16577 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16578 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16579 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16580 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16581 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16583 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16585 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16586 references from comments.
16587 * cfgbuild.c: (count_basic_blocks): Delete.
16588 (find_basic_blocks_1): Delete.
16589 (find_basic_blocks): Delete.
16590 * except.c (finish_eh_generation): Make static. Move comment from
16591 except.h here. Remove find_basic_blocks references from comments.
16592 * except.h (finish_eh_generation): Delete.
16593 * basic-block.h (find_basic_blocks): Delete.
16594 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16596 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16598 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16599 (sdbout_parms): Likewise.
16601 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16603 * config/sh/sh.c (prepare_cbranch_operands): Use
16604 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16605 (expand_cbranchdi4): Likewise.
16606 (from_compare): Add cast to enum type.
16607 (expand_cbranchsi4): Use add_reg_note.
16608 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16609 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16610 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16611 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16612 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16613 instead of CODE_FOR_nothing.
16614 (cbranchdi4): Likewise. Fix the order of arguments for
16616 (push_fpscr): Use add_reg_note.
16617 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16618 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16620 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16622 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16623 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16624 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16625 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16626 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16627 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16628 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16629 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16630 config/alpha/x-vms, config/arc/t-arc,
16631 config/arm/README-interworking, config/arm/arm-c.c,
16632 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16633 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16634 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16635 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16636 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16637 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16638 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16639 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16640 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16641 config/cris/t-elfmulti, config/crx/t-crx,
16642 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16643 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16644 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16645 config/h8300/t-h8300, config/i386/athlon.md,
16646 config/i386/darwin-libgcc.10.4.ver,
16647 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16648 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16649 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16650 config/i386/t-linux64, config/i386/t-nwld,
16651 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16652 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16653 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16654 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16655 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16656 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16657 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16658 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16659 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16660 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16661 config/m68k/t-uclinux, config/mcore/t-mcore,
16662 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16663 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16664 config/mips/crtn.asm, config/mips/irix-crti.asm,
16665 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16666 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16667 config/mips/mips-fixed.md, config/mips/sb1.md,
16668 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16669 config/mips/t-iris6, config/mips/t-isa3264,
16670 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16671 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16672 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16673 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16674 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16675 config/mn10300/t-linux, config/mn10300/t-mn10300,
16676 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16677 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16678 config/picochip/libgccExtras/clzsi2.asm,
16679 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16680 config/rs6000/darwin-libgcc.10.4.ver,
16681 config/rs6000/darwin-libgcc.10.5.ver,
16682 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16683 config/rs6000/t-aix43, config/rs6000/t-aix52,
16684 config/rs6000/t-darwin, config/rs6000/t-fprules,
16685 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16686 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16687 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16688 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16689 config/rs6000/t-rtems, config/rs6000/t-spe,
16690 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16691 config/score/t-score-elf, config/sh/divcost-analysis,
16692 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16693 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16694 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16695 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16696 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16697 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16698 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16699 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16700 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16701 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16702 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16703 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16704 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16705 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16706 * config/h8300/genmova.sh: Include copyright and license notices
16707 in generated output.
16708 * config/h8300/mova.md: Regenerate.
16709 * doc/install.texi2html: Include word "Copyright" in copyright
16710 notice and use name "Free Software Foundation, Inc.".
16711 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16712 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16713 ChangeLog-2007, ChangeLog-2008: Correct dates.
16715 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
16717 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
16718 NE_EXPR operations as well.
16719 * c-parser.c (c_parser_condition): Do not set location information on
16721 (c_parser_conditional_expression): Likewise.
16722 (c_parser_binary_expression): Set location information on operators.
16723 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
16724 TRUTH_NOT_EXPR has been folded.
16725 * fold-const.c (fold_truth_not_expr): Copy location information from
16726 the incoming expression to the outgoing one.
16727 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
16728 recursive calls on the LHS of the operator but pass that of the
16729 operator to recursive calls on the RHS of the operator. Set it
16731 (shortcut_cond_expr): Set the locus of the operator on the second
16732 COND_EXPR and that of the expression on the first in degenerate cases.
16733 Pass the locus of the expression to calls to shortcut_cond_r.
16734 Set the locus of the 'then' block on the associated jump, if any.
16735 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
16736 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
16737 expression to call to gimplify_boolean_expr.
16739 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
16741 * config.gcc: Add additional configuration for
16742 i686-w64-mingw* and x86_64-w64-mingw* triplet.
16743 * config/i386/mingw-w64.h: New mingw-w64 specific header.
16744 (CPP_SPEC): Redefine for allowing -municode option.
16745 (STARTFILE_SPEC): Likewise.
16746 * config/i386/t-mingw-w64: New.
16747 * config/i386/mingw-w64.opt: New.
16748 (municode): Add new target option.
16749 * doc/invoke.texi (municode): Add documentation for new option.
16751 2009-04-21 Ian Lance Taylor <iant@google.com>
16753 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16754 Correct test for number of arguments.
16755 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
16757 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
16759 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
16760 argument of emit_library_call.
16762 2009-04-21 Richard Guenther <rguenther@suse.de>
16764 PR middle-end/39829
16765 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
16766 inside VIEW_CONVERT_EXPRs.
16768 2009-04-21 Martin Jambor <mjambor@suse.cz>
16770 * tree-switch-conversion.c (build_constructors): Split a long line.
16771 (constructor_contains_same_values_p): New function.
16772 (build_one_array): Create assigns of constants if possible, do not
16773 call mark_sym_for_renaming, call update_stmt.
16774 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
16775 make_rename_temp. Do not call mark_symbols_for_renaming, call
16777 (gen_def_assigns): Do not call mark_symbols_for_renaming or
16778 find_new_referenced_vars, call update_stmt.
16779 (gen_inbound_check): Use create_tmp_var and create ssa names manually
16780 instead of calling make_rename_temp. Do not call
16781 find_new_referenced_vars or mark_symbols_for_renaming, call
16784 2009-04-21 Richard Guenther <rguenther@suse.de>
16786 PR tree-optimization/39827
16787 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
16788 (tree_ssa_phiprop): Pass the correct array size.
16790 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
16792 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
16794 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
16797 * c-typeck.c (lvalue_p): Move declaration ...
16798 * c-common.h (lvalue_p): ... to here.
16799 * c-common.c (candidate_equal_p): New.
16800 (add_tlist): Use it.
16801 (merge_tlist): Use it.
16802 (warn_for_collisions_1): Likewise.
16803 (warning_candidate_p): Accept more candidates.
16804 (verify_tree): A warning candidate can be an expression. Use
16807 2009-04-21 Ben Elliston <bje@au.ibm.com>
16810 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16811 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
16812 options. Remove -mcall-solaris documentation.
16814 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16817 * doc/invoke.texi (-Wlong-long): Update description.
16818 * c-lex (interpret_integer): Only warn if there was no previous
16819 overflow and -Wlong-long is enabled.
16820 * c-decl.c (declspecs_add_type): Drop redundant flags.
16821 * c.opt (Wlong-long): Init to -1.
16822 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
16823 and front-end warn_long_long. Wlong-long only depends on other
16824 flags if it is uninitialized.
16825 * c-parser.c (disable_extension_diagnostics): warn_long_long is
16826 the same for CPP and FE.
16827 (restore_extension_diagnostics): Likewise.
16829 2009-04-20 Ian Lance Taylor <iant@google.com>
16831 Fix enum conversions which are invalid in C++:
16832 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
16833 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
16834 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
16835 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
16836 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
16837 (dbxout_parms): Likewise.
16838 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
16839 (df_clear_flags): Likewise.
16840 * df-problems.c (df_rd_bb_local_compute_process_def): Change
16841 top_flag parameter to int.
16842 (df_chain_create_bb_process_use): Likewise.
16843 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
16845 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
16846 (df_ref_create_structure, df_def_record_1): Likewise.
16847 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
16848 (df_notes_rescan): Change 0 to VOIDmode in function call.
16849 (df_get_call_refs, df_insn_refs_collect): Likewise.
16850 (df_bb_regs_collect): Likewise.
16851 (df_entry_block_defs_collect): Likewise.
16852 (df_exit_block_uses_collect): Likewise.
16853 * df.h: Update declarations.
16854 * double-int.c (double_int_divmod): Add cast to enum type.
16855 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
16856 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
16857 (based_loc_descr): Likewise.
16858 (loc_descriptor_from_tree_1): Change first_op and second_op to
16859 enum dwarf_location_atom. Add cast to enum type.
16860 * expmed.c (init_expmed): Change 0 to SET in function call.
16861 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
16862 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
16863 (do_store_flag): Likewise.
16864 * fixed-value.h (struct fixed_value): Change mode to enum
16866 * function.c (assign_parms): Change 0 to VOIDmode in function call.
16867 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
16869 (insert_insn_decl, insert_decl, insert_state): Likewise.
16870 (automata_list_finish): Likewise.
16871 * genrecog.c (process_define_predicate): Add cast to enum type.
16872 * gensupport.c (init_predicate_table): Add cast to enum type.
16873 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
16875 (gimple_build_call_1, gimple_build_label): Likewise.
16876 (gimple_build_goto, gimple_build_asm_1): Likewise.
16877 (gimple_build_switch_1, gimple_build_cdt): Likewise.
16878 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
16879 (enum fallback): Rename from enum fallback_t.
16880 (fallback_t): Typedef as int.
16881 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
16882 GSI_SAME_STMT in function call.
16883 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
16885 (setup_reg_class_relations): Likewise.
16886 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
16887 (setup_prohibited_class_mode_regs): Add cast to enum type.
16888 (setup_prohibited_mode_move_regs): Likewise.
16889 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
16890 (record_address_regs): Change i to enum reg_class.
16891 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
16892 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
16893 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
16894 (GET_MODE_2XWIDER_MODE): Likewise.
16895 (GET_CLASS_NARROWEST_MODE): Likewise.
16896 * omp-low.c (expand_omp_for): Add cast to enum type.
16897 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
16898 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
16899 * postreload.c (reload_cse_simplify_operands): Change rclass local
16901 * predict.c (combine_predictions_for_insn): Change best_predictor
16902 and predictor to enum br_predictor.
16903 (combine_predictions_for_bb): Likewise.
16904 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
16905 use SET_PREDICT_EXPR_OUTCOME.
16906 * real.c (real_arithmetic): Change icode to code in function call.
16907 * reginfo.c (init_move_cost): Add casts to enum type.
16908 (init_reg_sets_1, init_fake_stack_mems): Likewise.
16909 * regmove.c (regclass_compatible_p): Change class0 and class1 to
16911 * reload.c (find_valid_class): Add casts to enum type.
16912 (push_reload): Change 0 to NO_REGS in function call.
16913 (find_reloads): Change this_alternative to array of enum
16914 reg_class. Remove some now-unnecessary casts.
16915 (make_memloc): Change 0 to VOIDmode in function call.
16916 * reload1.c (reload): Change 0 to VOIDmode in function call.
16917 (eliminate_regs_1, elimination_effects): Likewise.
16918 (eliminate_regs_in_insn): Likewise.
16919 (emit_input_reload_insns): Add cast to enum type.
16920 (delete_output_reload): Change 0 to VOIDmode in function call.
16921 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
16922 to enum type in function call.
16923 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
16924 (SET_PREDICT_EXPR_OUTCOME): Define.
16925 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
16926 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
16927 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
16928 (dump_function): Likewise.
16929 * tree-dump.h: Update declarations.
16930 * tree-pass.h: Update declarations.
16931 * varasm.c (assemble_integer): Change mclass to enum mode_class.
16932 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
16934 (arm_rtx_costs_1): Correct parenthesization.
16935 (arm_rtx_costs): Add casts to enum type.
16936 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
16937 (vfp_emit_fstmd): Use add_rg_note.
16938 (emit_multi_reg_push, emit_sfm): Likewise.
16939 (thumb_set_frame_pointer): Likewise.
16940 (arm_expand_prologue): Likewise.
16941 (arm_regno_class): Change return type to enum reg_class.
16942 (thumb1_expand_prologue): Use add_reg_note.
16943 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
16944 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
16946 * config/arm/gentune.sh: Add cast to enum type.
16947 * config/arm/arm-tune.md: Rebuild.
16948 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
16949 (ix86_split_fp_branch, predict_jump): Likewise.
16950 (ix86_expand_multi_arg_builtin): Change sub_code from enum
16951 insn_code to enum rtx_code.
16952 (ix86_builtin_vectorized_function): Add cast to enum type.
16953 * config/i386/i386.md (truncdfsf2): Change slot to enum
16955 (truncxf<mode>2, isinf<mode>2): Likewise.
16956 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
16958 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
16959 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
16960 (insert_bundle_state): Change 1 to INSERT in function call.
16961 (ia64_add_bundle_selector_before): Likewise.
16962 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
16963 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
16964 (restore_stack_nonlocal): Likewise.
16965 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
16967 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
16969 (mips_rtx_costs): Likewise.
16970 (mips_override_options): Add casts to enum type.
16971 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
16973 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
16974 (store_reg, set_reg_plus_d): Likewise.
16975 (hppa_expand_prologue, hppa_profile_hook): Likewise.
16976 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16978 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
16980 (emit_unlikely_jump): Use add_reg_note.
16981 (rs6000_emit_allocate_stack): Likewise.
16982 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
16983 (output_toc): Change 1 to INSERT in function call.
16984 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
16985 (rs6000_initialize_trampoline): Likewise.
16986 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
16988 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
16989 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
16990 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
16991 (save_gprs): Use add_reg_note.
16992 (s390_emit_prologue): Likewise.
16993 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16994 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
16995 (sparc_fold_builtin): Add cast to enum type.
16996 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
16998 (spu_expand_prologue): Use add_reg_note.
16999 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17001 2009-04-20 Ian Lance Taylor <iant@google.com>
17003 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17004 (c_parser_postfix_expression_after_primary): Get VEC for list of
17005 arguments. Get original types of arguments. Call
17006 build_function_call_vec.
17007 (cached_expr_list_1, cached_expr_list_2): New static variables.
17008 (c_parser_expr_list): Change return type to VEC *. Add
17009 p_orig_types parameter. Change all callers.
17010 (c_parser_release_expr): New static function.
17011 (c_parser_vec_to_tree_list): New static function.
17012 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17013 call build_function_call_vec.
17014 (build_function_call_vec): New function, based on old
17015 build_function_call.
17016 (convert_arguments): Remove nargs and argarray parameters. Change
17017 values to a VEC. Add origtypes parameter.
17018 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17019 (convert_for_assignment): Add origtype parameter. Change all
17020 callers. If warn_cxx_compat, check for conversion to an enum
17021 type when calling a function.
17022 (store_init_value): Add origtype parameter. Change all callers.
17023 (digest_init): Likewise.
17024 (struct init_node): Add origtype field.
17025 (add_pending_init): Add origtype parameter. Change all callers.
17026 (output_init_element): Likewise.
17027 (output_pending_init_elements): Pass origtype from init_node to
17028 output_init_element.
17029 (process_init_element): Pass origtype from c_expr to
17030 output_init_element.
17031 (c_finish_return): Add origtype parameter. Change all callers.
17032 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17034 (sync_resolve_params): Likewise.
17035 (sync_resolve_return): Change params to first_param. Change caller.
17036 (resolve_overloaded_builtins): Change params to VEC *. Change
17037 callers. Save first parameter around call to build_function_call_vec.
17038 * c-decl.c (finish_decl): Add origtype parameter. Change all
17039 callers. Call build_function_call_vec rather than
17040 build_function_call for cleanup.
17041 * c-tree.h: Update declarations.
17042 * c-common.h: Update declarations.
17043 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17044 params to first_param.
17045 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17046 params parameter from tree to void *.
17047 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17048 Change arglist parameter to have type void *, and to be a pointer
17050 * config/rs6000/rs6000-protos.h
17051 (altivec_resolve_overloaded_builtin): Update declaration.
17052 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17053 fnargs parameter to have type void *, and to be a pointer to a
17054 VEC. Call build_function_call_vec instead of
17055 build_function_call.
17056 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17058 2009-04-20 Joey Ye <joey.ye@intel.com>
17059 Xuepeng Guo <xuepeng.guo@intel.com>
17060 H.J. Lu <hongjiu.lu@intel.com>
17062 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17064 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17065 (IX86_LEA_PRIORITY): Likewise.
17066 (distance_non_agu_define): New function.
17067 (distance_agu_use): Likewise.
17068 (ix86_lea_for_add_ok): Likewise.
17069 (ix86_dep_by_shift_count): Likewise.
17071 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17072 should split for LEA.
17074 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17076 (ix86_dep_by_shift_count): Likewise.
17078 2009-04-20 Richard Guenther <rguenther@suse.de>
17080 * expr.c (handled_component_p): Move ...
17081 * tree.h (handled_component_p): ... here.
17082 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17083 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17084 and REALPART_EXPR to be in one group.
17086 2009-04-20 Richard Guenther <rguenther@suse.de>
17088 * basic-block.h (get_all_dominated_blocks): Declare.
17089 * dominance.c (get_all_dominated_blocks): New function.
17090 * tree-cfg.c (get_all_dominated_blocks): Remove.
17091 (remove_edge_and_dominated_blocks): Adjust.
17092 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17093 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17094 instead of recursing.
17096 2009-04-20 Doug Kwan <dougkwan@google.com>
17098 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17099 (struct cgraph_node_set_def): New type.
17100 (cgraph_node_set) New type. Also declare vector functions.
17101 (struct cgraph_node_set_element_def): New type.
17102 (cgraph_node_set_element): Ditto.
17103 (cgraph_node_set_iterator): New iterator type.
17104 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17105 cgraph_node_set_remove, dump_cgraph_node_set,
17106 debug_cgraph_node_set): New prototypes.
17107 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17108 cgraph_node_set_size): New inlines.
17109 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17110 including cgraph.h.
17111 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17112 argument to function 'write_summary'.
17113 * ipa.c: Include ggc.h.
17114 (hash_cgraph_node_set_element,
17115 eq_cgraph_node_set_element, cgraph_node_set_new,
17116 cgraph_node_set_add, cgraph_node_set_remove,
17117 cgraph_node_set_find, dump_cgraph_node_set,
17118 debug_cgraph_node_set): New functions.
17119 * Makefile.in (ipa.o): Add dependency on GGC_H.
17121 2009-04-20 Ira Rosen <irar@il.ibm.com>
17123 PR tree-optimization/39675
17124 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17125 check of the return code of vect_schedule_slp. Check that
17126 stmt_vec_info still exists for the statement, before checking its
17127 vectorization type.
17129 2009-04-20 Michael Matz <matz@suse.de>
17131 * Makefile.in (generated_files): Take out $(simple_generated_c).
17133 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17135 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17136 (UINTPTR_TYPE): Likewise.
17138 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17141 * c-typeck.c (digest_init): Check for initializing an array with a
17144 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17147 * c-semantics.c (pop_stmt_list): Propagate
17148 STATEMENT_LIST_HAS_LABEL to parent statement list.
17150 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17152 * config/mips/mips.h (mips_tune_attr): New macro.
17153 * config/mips/mips.md (cpu): Use it.
17155 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17158 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17161 2009-04-19 Diego Novillo <dnovillo@google.com>
17163 * toplev.c (compile_file): Move call to coverage_finish ...
17164 * cgraphunit.c (ipa_passes): ... here.
17165 Call cgraph_process_new_functions.
17166 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17167 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17169 2009-04-19 Jan Hubicka <jh@suse.cz>
17171 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17173 (dump_cgraph_node): Dump can throw external flag.
17174 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17176 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17180 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17181 * common.opt (Wlogical-op): Move from here...
17182 * c.opt (Wlogical-op): ... to here.
17183 * c-typeck.c (parser_build_binary_op): Update call to
17184 warn_logical_operator.
17185 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17187 * c-common.c (warn_logical_op): Update.
17188 * c-common.h (warn_logical_op): Update declaration.
17190 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17192 * tree.c (protected_set_expr_location): Fix formatting.
17194 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17197 * c-typeck.c (readonly_warning): new.
17198 (build_unary_op, build_modify_expr): Use readonly_warning for
17199 storing into something readonly but not const-qualified.
17201 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17204 * c-typeck.c (build_unary_op): Check for taking address of
17205 expression of type void.
17207 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17210 * c-typeck.c (build_function_call): Check for calling a function
17211 with qualified void return types. Call require_complete_type when
17214 2009-04-18 Jan Hubicka <jh@suse.cz>
17216 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17218 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17219 can_throw_external flag.
17220 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17221 * ipa-pure-const.c (ignore_edge): New function.
17222 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17223 only over can_throw_external edges.
17224 (local_pure_const): Add nothrow flag.
17225 * ipa-utils.c (searchc): Add ignore_edge callback.
17226 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17227 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17228 (set_nothrow_function_flags): Update cgraph.
17229 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17231 2009-04-18 Richard Guenther <rguenther@suse.de>
17233 PR middle-end/39804
17234 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17235 (fold_stmt): ... this and ...
17236 (fold_stmt_inplace): ... this.
17237 (fold_stmt_1): Fold references in calls and asms.
17238 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17240 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17242 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17243 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17245 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17247 * tree.c (function_args_count): Remove.
17248 * tree.h: Remove the prototype for function_args_count.
17250 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17252 * tree-iterator.c (expr_only): Remove.
17253 * tree.h: Remove the prototype for expr_only.
17255 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17257 * reginfo.c (cannot_change_mode_set_regs): Remove.
17258 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17260 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17262 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17263 whether operands 0 and 1 overlaps.
17265 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17267 PR middle-end/36902
17268 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17269 pointer. Use warning_at instead of warning.
17270 (search_for_addr_array): Likewise.
17271 (check_array_bounds): Likewise.
17272 (check_all_array_refs): Check that the incoming edge is not in the
17273 list of edges to be removed.
17274 (check_all_array_refs): Avoid the temporal pointer.
17275 (vrp_visit_cond_stmt): Fix typo.
17276 (simplify_switch_using_ranges): Handle the case where the switch
17277 index is an integer constant.
17279 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17281 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17283 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17285 * doc/extend.texi, doc/invoke.texi: Fix typos.
17287 2009-04-17 Cary Coutant <ccoutant@google.com>
17289 * tree-flow-inline.h (get_lineno): Fix inverted test.
17291 2009-04-17 Diego Novillo <dnovillo@google.com>
17293 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17294 assertion for AVAIL_OUT.
17296 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17299 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17300 * config/sh/linux-atomic.asm: Likewise.
17302 2009-04-17 Diego Novillo <dnovillo@google.com>
17304 * except.c (debug_eh_tree): New.
17305 (struct eh_region, struct eh_status): Move ...
17306 * except.h: ... here.
17307 (add_type_for_runtime): Declare extern.
17308 (lookup_type_for_runtime): Likewise.
17309 (debug_eh_tree): Declare.
17310 * Makefile.in (GTFILES): List except.h before except.c
17312 2009-04-17 Diego Novillo <dnovillo@google.com>
17314 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17315 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17316 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17317 (find_vars_r): ... here.
17318 * tree-flow.h (find_referenced_vars_in): Declare.
17319 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17320 that AVAIL_OUT exists for BLOCK.
17321 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17322 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17323 (tree-parloops.o): Likewise.
17325 2009-04-17 Simon Baldwin <simonb@google.com>
17327 * toplev.c (default_tree_printer): Add handling for %E format.
17329 2009-04-17 Diego Novillo <dnovillo@google.com>
17331 * tree-pretty-print.c (dump_generic_node): Add break after
17332 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17333 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17334 FUNCTION_TYPE together. Call print_struct_decl when printing
17335 structures and TDF_SLIM is not given.
17336 (print_struct_decl): Fix logic for detecting recursion.
17338 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17341 * gcc.c (create_at_file): New.
17342 (compile_input_file_p): New.
17343 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17344 * main.c (main): Update call to toplev_main.
17345 * toplev.c (toplev_main): Change signature. Call expandargv.
17346 * toplev.h (toplev_main): Change signature.
17348 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17350 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17351 if the latter is not constant.
17353 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17355 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17357 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17359 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17360 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17362 2009-04-17 Richard Guenther <rguenther@suse.de>
17364 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17365 Handle component references view-converting an invariant address.
17367 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17369 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17370 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17371 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17372 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17373 Use @deftypevr rather than @deftypevar.
17375 2009-04-17 Richard Guenther <rguenther@suse.de>
17377 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17378 (get_prop_source_stmt): Likewise.
17379 (can_propagate_from): Likewise.
17381 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17383 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17384 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17385 (--with-multilib-list): Add default value.
17386 * configure: Regenerate.
17387 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17388 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17389 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17390 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17391 Don't add default cpu to multilib list unnecessarily, but do enable
17392 the relevant compiler option..
17393 Add support for --with-multilib-list=<blank> and
17394 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17395 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17396 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17397 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17398 TM_MULTILIB_CONFIG.
17399 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17400 (MULTILIB_OSDIRNAMES): New variable.
17401 * config/sh/t-1e: Delete file.
17402 * config/sh/t-mlib-sh1: Delete file.
17403 * config/sh/t-mlib-sh2: Delete file.
17404 * config/sh/t-mlib-sh2a: Delete file.
17405 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17406 * config/sh/t-mlib-sh2a-single: Delete file.
17407 * config/sh/t-mlib-sh2a-single-only: Delete file.
17408 * config/sh/t-mlib-sh2e: Delete file.
17409 * config/sh/t-mlib-sh3e: Delete file.
17410 * config/sh/t-mlib-sh4: Delete file.
17411 * config/sh/t-mlib-sh4-nofpu: Delete file.
17412 * config/sh/t-mlib-sh4-single: Delete file.
17413 * config/sh/t-mlib-sh4-single-only: Delete file.
17414 * config/sh/t-mlib-sh4a: Delete file.
17415 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17416 * config/sh/t-mlib-sh4a-single: Delete file.
17417 * config/sh/t-mlib-sh4a-single-only: Delete file.
17418 * config/sh/t-mlib-sh4al: Delete file.
17419 * config/sh/t-mlib-sh5-32media: Delete file.
17420 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17421 * config/sh/t-mlib-sh5-64media: Delete file.
17422 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17423 * config/sh/t-mlib-sh5-compact: Delete file.
17424 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17425 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17426 * doc/install.texi (Options specification): Add
17427 --with-multilib-list and --with-endian.
17429 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17431 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17433 (OBJS-common): Add plugin-version.o.
17434 (plugin-version.o): New.
17435 * gcc-plugin.h (plugin_gcc_version): New.
17436 (plugin_default_version_check): New.
17437 (plugin_init_func, plugin_init): Add version argument.
17438 * plugin-version.c: New.
17439 * plugin.c (str_plugin_gcc_version_name): New.
17440 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17441 pass it to the init function.
17442 (plugin_default_version_check): New.
17444 2009-04-17 Richard Guenther <rguenther@suse.de>
17446 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17447 for decl-vs-decl disambiguation.
17449 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17451 * config/s390/s390.h (s390_tune_attr): New macro definition.
17452 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17454 2009-04-17 Richard Guenther <rguenther@suse.de>
17456 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17457 (fold_stmt_r): Likewise.
17458 (maybe_fold_reference): New function.
17459 (fold_gimple_assign): Handle cases fold_stmt_r did.
17460 (fold_stmt): Do not use fold_stmt_r.
17461 (fold_stmt_inplace): Likewise.
17463 2009-04-17 Richard Guenther <rguenther@suse.de>
17465 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17466 (record_equivalences_from_stmt): Remove useless checks and
17468 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17469 the type is already suitable.
17471 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17473 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17475 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17477 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17478 (CMPtype): Define as __gcc_CMPtype.
17480 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17482 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17483 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17485 2009-04-17 Richard Guenther <rguenther@suse.de>
17487 PR tree-optimization/39746
17488 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17489 special-casing for builtins and static variable use/def.
17490 (call_may_clobber_ref_p_1): Likewise.
17492 2009-04-16 Ian Lance Taylor <iant@google.com>
17494 * df.h: Include "timevar.h".
17495 (struct df_problem): Change tv_id field to timevar_id_t.
17496 * tree-pass.h: Include "timevar.h".
17497 (struct opt_pass): Change tv_id field to timevar_id_t.
17498 * timevar.h (timevar_id_t): Define TV_NONE.
17499 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17500 TV_NONE rather than tv_id != 0.
17501 (execute_one_pass): Likewise.
17502 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17503 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17504 dependencies to $(TREE_PASS_H).
17505 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17507 (pass_branch_target_load_optimize2): Likewise.
17508 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17509 (pass_outof_cfg_layout_mode): Likewise.
17510 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17511 (pass_rebuild_cgraph_edges): Likewise.
17512 (pass_remove_cgraph_callee_edges): Likewise.
17513 * df-core.c (pass_df_initialize_opt): Likewise.
17514 (pass_df_initialize_no_opt): Likewise.
17515 (pass_df_finish): Likewise.
17516 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17517 * except.c (pass_set_nothrow_function_flags): Likewise.
17518 (pass_convert_to_eh_region_ranges): Likewise.
17519 * final.c (pass_compute_alignments): Likewise.
17520 * function.c (pass_instantiate_virtual_regs): Likewise.
17521 (pass_init_function): Likewise.
17522 (pass_leaf_regs): Likewise.
17523 (pass_match_asm_constraints): Likewise.
17524 * gimple-low.c (pass_lower_cf): Likewise.
17525 (pass_mark_used_blocks): Likewise.
17526 * init-regs.c (pass_initialize_regs): Likewise.
17527 * integrate.c (pass_initial_value_sets): Likewise.
17528 * ira.c (pass_ira): Likewise.
17529 * jump.c (pass_cleanup_barriers): Likewise.
17530 * omp-low.c (pass_expand_omp): Likewise.
17531 (pass_lower_omp): Likewise.
17532 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17533 * recog.c (pass_split_all_insns): Likewise.
17534 (pass_split_after_reload): Likewise.
17535 (pass_split_before_regstack): Likewise.
17536 (pass_split_before_sched2): Likewise.
17537 (pass_split_for_shorten_branches): Likewise.
17538 * reginfo.c (pass_reginfo_init): Likewise.
17539 (pass_subregs_of_mode_init): Likewise.
17540 (pass_subregs_of_mode_finish): Likewise.
17541 * passes.c (pass_postreload): Likewise.
17542 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17543 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17544 (pass_warn_function_return): Likewise.
17545 (pass_warn_function_noreturn): Likewise.
17546 * tree-complex.c (pass_lower_complex): Likewise.
17547 (pass_lower_complex_O0): Likewise.
17548 * tree-if-conv.c (pass_if_conversion): Likewise.
17549 * tree-into-ssa.c (pass_build_ssa): Likewise.
17550 * tree-mudflap.c (pass_mudflap_1): Likewise.
17551 (pass_mudflap_2): Likewise.
17552 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17553 (pass_mudflap_2): Likewise.
17554 * tree-nrv.c (pass_return_slot): Likewise.
17555 * tree-object-size.c (pass_object_sizes): Likewise.
17556 * tree-optimize.c (pass_all_optimizations): Likewise.
17557 (pass_early_local_passes): Likewise.
17558 (pass_all_early_optimizations): Likewise.
17559 (pass_cleanup_cfg): Likewise.
17560 (pass_cleanup_cfg_post_optimizing): Likewise.
17561 (pass_free_datastructures): Likewise.
17562 (pass_free_cfg_annotations): Likewise.
17563 (pass_fixup_cfg): Likewise.
17564 (pass_init_datastructures): Likewise.
17565 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17566 (pass_late_warn_uninitialized): Likewise.
17567 (pass_update_address_taken): Likewise.
17568 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17569 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17570 (pass_cse_sincos): Likewise.
17571 (pass_convert_to_rsqrt): Likewise.
17572 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17573 * tree-stdarg.c (pass_stdarg): Likewise.
17574 * tree-tailcall.c (pass_tail_recursion): Likewise.
17575 (pass_tail_calls): Likewise.
17576 * tree-vect-generic.c (pass_lower_vector): Likewise.
17577 (pass_lower_vector_ssa): Likewise.
17578 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17580 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17582 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17584 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17586 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17587 logical and signext.
17589 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17592 * config/sh/predicates.md (arith_operand): Check if the operand
17593 of TRUNCATE is a REG.
17595 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17597 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17598 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17600 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17602 * tree-iterator.c (tsi_split_statement_list_after,
17603 tsi_split_statement_list_before): Remove.
17604 * tree-iterator.h: Remove the prototypes for
17605 tsi_split_statement_list_after and tsi_split_statement_list_before.
17607 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17609 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17610 * tree-ssa-propagate.h: Remove the prototype for
17611 stmt_makes_single_load.
17613 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17615 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17616 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17618 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17620 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17622 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17624 * except.c (eh_region_outer_p): Remove.
17625 * except.h: Remove the prototype for eh_region_outer_p.
17627 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17629 * function.c (current_function_assembler_name): Remove.
17630 * function.h: Remove the prototype for
17631 current_function_assembler_name.
17633 2009-04-16 Ian Lance Taylor <iant@google.com>
17635 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17636 (add_reg_note): Call alloc_reg_note.
17637 * rtl.h (alloc_reg_note): Declare.
17638 * combine.c (try_combine): Use alloc_reg_note.
17639 (recog_for_combine, move_deaths): Likewise.
17640 (distribute_notes): Use alloc_reg_note and add_reg_note.
17641 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17642 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17643 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17645 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17647 PR rtl-optimization/39762
17648 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17649 ira_may_move_out_cost): Add comments about way of their usage.
17650 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17652 * ira-conflicts.c (process_regs_for_copy): Use function
17653 ira_get_register_move_cost instead of global
17654 ira_register_move_cost.
17656 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17657 color_pass, move_spill_restore, update_curr_costs): Ditto.
17659 * ira-lives.c (process_single_reg_class_operands): Ditto.
17661 * ira-emit.c (emit_move_list): Ditto.
17663 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17664 (record_reg_classes): Ditto. Use functions
17665 ira_get_register_move_cost and ira_get_may_move_cost instead of
17666 global vars ira_register_move_cost, ira_may_move_out_cost and
17667 ira_may_move_in_cost.
17668 (record_address_regs): Don't call ira_init_register_move_cost.
17669 Use function ira_get_may_move_cost instead of global
17670 ira_may_move_in_cost.
17671 (process_bb_node_for_hard_reg_moves): Use function
17672 ira_get_register_move_cost instead of global ira_register_move_cost.
17673 (ira_costs): Don't call ira_init_register_move_cost.
17675 2009-04-16 Richard Guenther <rguenther@suse.de>
17677 * tree-cfg.c (verify_gimple_assign_binary):
17678 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17679 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17680 (create_general_new_stmt): Note that this function is broken.
17682 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17684 * common.opt (fhelp): Add Var(help_flag).
17685 * gcc-plugin.h (plugin_info): Add help.
17686 * plugin.c (plugin_name_args): Add help.
17687 (register_plugin_info): Set plugin->help.
17688 (print_help_one_plugin): New.
17689 (print_plugins_help): New.
17690 * plugin.h (print_plugins_help): New.
17691 * toplev.c (toplev_main): Call print_plugins_help if needed.
17693 2009-04-16 Richard Guenther <rguenther@suse.de>
17695 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17696 (gimple_ior_addresses_taken_1): New function.
17697 (gimple_ior_addresses_taken): Likewise.
17698 * gimple.h (struct gimple_statement_with_ops_base): Remove
17699 addresses_taken member.
17700 (gimple_ior_addresses_taken): Declare.
17701 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17702 gimple_set_addresses_taken): Remove.
17703 * ipa-reference.c (mark_address): New function.
17704 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17705 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17706 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17707 (gimple_add_to_addresses_taken): Remove.
17708 (get_tmr_operands): Call mark_address_taken.
17709 (get_asm_expr_operands): Likewise.
17710 (get_expr_operands): Likewise.
17711 (build_ssa_operands): Do not clear the addresses_taken bitmap.
17712 (free_stmt_operands): Do not free it.
17713 * tree-ssa.c (delete_tree_ssa): Likewise.
17714 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
17716 2009-04-16 Richard Guenther <rguenther@suse.de>
17718 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
17719 (walk_stmt_load_store_ops): Likewise.
17720 * gimple.c (get_base_loadstore): New function.
17721 (walk_stmt_load_store_addr_ops): Likewise.
17722 (walk_stmt_load_store_ops): Likewise.
17723 * ipa-pure-const.c (check_op): Simplify.
17724 (check_load, check_store): New functions.
17725 (check_stmt): Use walk_stmt_load_store_ops.
17726 * ipa-reference.c (mark_load): Adjust signature.
17727 (mark_store): Likewise.
17728 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
17730 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17732 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
17733 (plugin_info): New.
17734 * opts.c (common_handle_option): Don't call print_version.
17735 * plugin.c (plugin_name_args): Add version.
17736 (register_plugin_info): New.
17737 (register_callback): Handle PLUGIN_INFO.
17738 (try_init_one_plugin): New.
17739 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
17741 (finalize_one_plugin): New.
17742 (finalize_plugins): New.
17743 (print_one_plugin): New.
17744 (print_plugins_versions): New.
17745 * plugin.h (print_plugins_versions): New.
17746 (finalize_plugins): New.
17747 * toplev.c (compile_file): Don't call initialize_plugins.
17748 (print_version): Call print_plugins_versions.
17749 (toplev_main): Call initialize_plugins. Print version if needed.
17750 Call finalize_plugins.
17752 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17754 * common.opt (fversion): New.
17755 * gcc.c (print_version): New.
17756 (process_command): Don't print the version. Just set print_version.
17757 (main): Print version. Call subprocesses if print_version and
17758 verbose_flag are set.
17759 * opts.c (common_handle_option): Handle OPT_fversion.
17761 2009-04-16 Richard Guenther <rguenther@suse.de>
17762 Ira Rosen <irar@il.ibm.com>
17764 PR tree-optimization/39698
17765 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
17766 type of the reduction variable. Only generate the def if
17769 * omp-low.c (expand_omp_for_generic): When converting to a pointer
17770 make sure to first convert to an integer of the same precision.
17771 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
17772 the type of the evolution correctly in computing the new
17773 induction variable base.
17775 2009-04-16 Richard Guenther <rguenther@suse.de>
17777 PR middle-end/39625
17778 * tree-cfg.c (make_blocks): Split statements with to-be
17779 abnormal SSA names on the lhs.
17781 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
17783 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
17784 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
17785 * c-typeck.c (really_start_incremental_init): Likewise.
17786 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
17787 (TARGET_INITIALIZER): Remove it.
17788 * target.h (struct target): Remove vector_opaque_p.
17789 * tree.c (build_opaque_vector_type): New.
17790 * tree.h (TYPE_VECTOR_OPAQUE): New.
17791 (build_opaque_vector_type): Declare.
17792 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
17793 * config/rs6000/rs6000.c (build_opaque_vector_type,
17794 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
17795 (rs6000_init_builtins): Use build_opaque_vector_type for
17796 opaque_V4SI_type_node.
17798 2009-04-15 Catherine Moore <clm@codesourcery.com>
17800 * debug.h (set_name): Declare.
17801 * dwarf2out.c (dwarf2out_set_name): Declare.
17802 (dwarf2_debug_hooks): Add set_name.
17803 (find_AT_string): New.
17804 (add_AT_string): Call find_AT_string.
17805 (dwarf2out_set_name): New.
17806 * cp/decl.c (grokdeclarator): Call set_name.
17807 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
17808 * debug.c (do_nothing_debug_hooks): Likewise.
17809 * dbxout.c (dbx_debug_hooks): Likewise.
17810 * sdbout.c (sdb_debug_hooks): Likewise.
17812 2009-04-15 Michael Eager <eager@eagercon.com>
17814 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
17815 reg for single-precision FPU.
17816 * config/rs6000/rs6000.md (movsi_internal1): Only for
17817 !TARGET_SINGLE_FPU.
17818 (movsi_internal1_single): New. Add pattern to move SI values to/from
17819 single-precision FP regs.
17821 2009-04-15 Richard Guenther <rguenther@suse.de>
17823 * omp-low.c (lower_rec_input_clauses): Build correct address
17825 (expand_omp_for_generic): Fix multiplication type.
17826 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
17827 (generate_memset_zero): Fix types.
17828 * tree-profile.c (prepare_instrumented_value): Correctly
17831 2009-04-15 Ian Lance Taylor <iant@google.com>
17833 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
17834 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
17835 for -Wall and for -Wc++-compat.
17836 (c_common_post_options): For C++, set warn_enum_compare if not
17838 * c-tree.h (struct c_expr): Add field original_type.
17839 (build_external_ref): Update declaration.
17840 * c-parser.c (c_parser_braced_init): Set original_type.
17841 (c_parser_initelt): Likewise.
17842 (c_parser_expr_no_commas): Likewise.
17843 (c_parser_conditional_expression): Likewise.
17844 (c_parser_cast_expression): Likewise.
17845 (c_parser_unary_expression): Likewise. Pull setting of
17846 original_code to top of function.
17847 (c_parser_sizeof_expression): Set original_type.
17848 (c_parser_alignof_expression): Likewise.
17849 (c_parser_postfix_expression): Likewise. Pull setting of
17850 original_code to top of function.
17851 (c_parser_postfix_expression_after_paren_type): Set original_type.
17852 (c_parser_postfix_expression_after_primary): Likewise.
17853 (c_parser_expression): Likewise.
17854 * c-typeck.c (build_external_ref): Add type parameter. Change all
17856 (c_expr_sizeof_expr): Set original_type field.
17857 (parser_build_unary_op): Likewise.
17858 (parser_build_binary_op): Likewise. Optionally warn about
17859 comparisons of enums of different types.
17860 (digest_init): Set original_type field.
17861 (really_start_incremental_init): Likewise.
17862 (push_init_level, pop_init_level): Likewise.
17863 * doc/invoke.texi (Warning Options): -Wenum-compare now
17866 2009-04-15 Richard Guenther <rguenther@suse.de>
17868 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
17869 out a necessary conversion.
17870 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
17871 names we didn't value number.
17872 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
17874 2009-04-15 Richard Guenther <rguenther@suse.de>
17876 PR tree-optimization/39764
17877 * tree-ssa-ccp.c (get_value): Canonicalize value with
17878 canonicalize_float_value.
17880 2009-04-15 Jan Hubicka <jh@suse.cz>
17882 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
17883 Wrong version of patch.
17885 2009-04-15 Jan Hubicka <jh@suse.cz>
17887 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
17889 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
17891 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
17892 our distinct integral and vector types.
17894 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
17896 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
17897 * init.c (build_vtbl_address): Remove call to assemble_external.
17899 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
17901 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
17902 output for other floating point modes.
17904 2009-04-14 Diego Novillo <dnovillo@google.com>
17906 * diagnostic.c (diagnostic_report_diagnostic): Do not
17907 warn about loaded plugins for DK_ERROR and DK_WARNING.
17908 * c-decl.c (declspecs_add_type): Move call to
17909 invoke_plugin_callbacks ...
17910 * c-parser.c (c_parser_declspecs): ... here.
17911 * plugin.c (dump_active_plugins): Tidy output.
17913 2009-04-14 Diego Novillo <dnovillo@google.com>
17914 Le-Chun Wu <lcwu@google.com>
17916 * configure.ac: Add --enable-plugin support.
17917 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
17918 * Makefile.in (PLUGIN_H): Define.
17919 Export ENABLE_PLUGIN and GMPINC to site.exp.
17920 Add PLUGINLIBS to link command.
17921 Add/modify dependencies for plugin.o and files including plugin.h.
17923 * config.in: Regenerate.
17925 * opts.c (common_handle_option): Handle OPT_fplugin_ and
17928 2009-04-14 Le-Chun Wu <lcwu@google.com>
17930 * tree-pass.h (register_one_dump_file): Add a prototype for
17931 register_one_dump_file.
17932 * toplev.c (compile_file): Call initialize_plugins.
17933 (do_compile): Call invoke_plugin_callbacks.
17934 (toplev_main): Call invoke_plugin_callbacks.
17935 * common.opt: Add -fplugin= and -fplugin-arg-.
17936 * gcc-plugin.h: New public header file for plugins to include.
17937 * plugin.c: New source file.
17938 * plugin.h: New internal header file.
17939 * passes.c (register_one_dump_file): Make it external.
17941 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
17943 2009-04-14 Diego Novillo <dnovillo@google.com>
17945 * doc/plugins.texi: New.
17946 * doc/gccint.texi: Add reference to Plugins chapter.
17947 * doc/invoke.texi: Document -fplugin and -fplugin-arg
17948 * diagnostic.c (diagnostic_report_diagnostic): Warn about
17949 loaded plugins, if any.
17950 * timevar.def (TV_PLUGIN_INIT): Define.
17951 (TV_PLUGIN_RUN): Define.
17952 * plugin.c: Include timevar.h
17953 (plugins_active_p): New.
17954 (dump_active_plugins): New.
17955 (debug_active_plugins): New.
17957 2009-04-14 Joseph Myers <joseph@codesourcery.com>
17959 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
17961 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
17963 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
17965 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
17966 the same as a minus without a shift.
17968 2009-04-14 Nick Clifton <nickc@redhat.com>
17970 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
17971 comparisons with small integers will always produce a short
17974 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
17977 2008-12-19 Diego Novillo <dnovillo@google.com>
17979 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
17981 2009-04-14 Richard Guenther <rguenther@suse.de>
17983 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
17985 (verify_gimple_assign_binary): Likewise. Handle shifts and
17987 (verify_gimple_phi): Print the mismatched argument position.
17988 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
17990 (vect_update_init_of_dr): Likewise.
17991 * matrix-reorg.c (transform_access_sites): Do what the
17993 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
17995 2009-04-13 Michael Eager <eager@eagercon.com>
17997 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
17998 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
17999 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18000 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18001 remove duplicate config
18003 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18005 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18006 file_name:line_number type locator of the call site.
18008 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18010 * genautomata.c: Put blank after comma.
18011 (automaton_decls): New.
18012 (struct unit_usage): Add comments to member next.
18013 (store_alt_unit_usage): Keep the list ordered.
18014 (unit_present_on_list_p, equal_alternatives_p): New.
18015 (check_regexp_units_distribution): Check units distribution
18016 correctness correctly.
18017 (main): Don't write automata if error is found. Return correct
18020 * config/m68k/cf.md (cfv4_ds): Remove.
18021 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18022 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18024 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18025 power4-load-ext, power4-store, power4-store-update,
18026 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18027 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18028 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18029 power4-sqrt, power4-isync): Modify reservation to make correct
18030 unit distribution to automata.
18032 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18033 power5-store-update, power5-two, power5-three, power5-lmul,
18034 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18036 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18038 * except.c (pass_set_nothrow_function_flags): Set name and add
18040 (set_nothrow_function_flags): Mention in the dump file when
18041 changing a function to nothrow.
18043 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18046 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18047 instead of unsigned long.
18049 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18051 * config/arm/arm.c (return_used_this_function): Remove.
18052 (arm_output_function_prologue): Remove use of
18053 return_used_this_function.
18054 (output_return_instruction): Replace use of
18055 return_used_this_function
18056 by cfun->machine->return_used_this_function.
18057 (arm_output_epilogue): Likewise.
18058 (arm_output_function_epilogue): Likewise.
18059 (thumb_unexpanded_epilogue): Likewise.
18060 * config/arm/arm.h (struct machine_function):
18061 New member return_used_this_function.
18063 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18065 * doc/install.texi: Correct description of default directory for
18066 --with-gxx-include-dir.
18068 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18070 * fold-const.c (build_range_check): Properly deal with enumeral and
18071 boolean base types.
18073 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18075 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18076 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18077 * params.h (MAX_GCSE_PASSES): Remove.
18078 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18079 in sequence. Remove ability to run multiple passes.
18080 (bypass_jumps): Report run as third CPROP pass.
18082 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18084 PR middle-end/39651
18085 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18086 when deciding whether the whole SEQUENCE can throw.
18088 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18091 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18092 offseted label references.
18094 2009-04-11 Jan Hubicka <jh@suse.cz>
18096 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18098 2009-04-11 Richard Guenther <rguenther@suse.de>
18100 PR middle-end/39732
18101 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18102 return variables as TREE_ADDRESSABLE.
18104 2009-04-11 Richard Guenther <rguenther@suse.de>
18106 PR tree-optimization/39713
18107 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18108 reference trees have SSA_NAME operands.
18110 2009-04-11 Richard Guenther <rguenther@suse.de>
18113 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18114 address expressions.
18116 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18118 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18119 match changes in Cygwin 1.7
18120 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18121 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18123 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18125 PR tree-optimization/39701
18126 * doc/invoke.texi (Optimization Options): Document change in
18127 meaning and initialization of -fdelete-null-pointer-checks.
18129 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18131 PR middle-end/39701
18132 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18134 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18137 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18139 2009-04-10 Chao-ying Fu <fu@mips.com>
18141 * doc/tm.texi (Instruction Output): Document
18142 TARGET_ASM_FINAL_POSTSCAN_INSN.
18143 * target.h (final_postscan_insn): New field in asm_out.
18144 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18145 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18146 * final.c (final_scan_insn): Call
18147 targetm.asm_out.final_postscan_insn after outputting
18148 an asm macro and a normal instruction.
18150 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18151 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18152 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18153 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18154 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18156 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18158 PR middle-end/39701
18159 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18160 variables as non-NULL even with -fdelete-null-pointer-checks.
18162 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18164 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18166 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18169 * config/i386/i386.c (classify_argument): Handle SCmode with
18170 (bit_offset % 64) != 0.
18172 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18174 * doc/invoke.texi (Optimize Options): Add cross-reference to
18175 -Q --help=optimizers examples.
18177 2009-04-10 Ben Elliston <bje@au.ibm.com>
18180 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18181 regalign for the reg == fpr and TDmode case.
18183 2009-04-09 David Ayers <ayers@fsfe.org>
18186 * objc/objc-act.c (warn_with_method): Remove helper function.
18187 (check_duplicates): Call warning and inform directly.
18188 (really_start_method): Likewise.
18190 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18192 * expmed.c (expand_divmod): Always use a comparison for a division
18193 by a large unsigned integer.
18195 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
18196 for things others than variables or functions as nonzero.
18198 2009-04-09 Nick Clifton <nickc@redhat.com>
18200 * unwind-compat.c: Change copyright header to refer to version
18201 3 of the GNU General Public License with version 3.1 of the
18202 GCC Runtime Library Exception and to point readers at the
18203 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
18204 * config/alpha/crtfastmath.c: Likewise.
18205 * config/alpha/linux-unwind.h: Likewise.
18206 * config/alpha/qrnnd.asm: Likewise.
18207 * config/alpha/vms-crt0-64.c: Likewise.
18208 * config/alpha/vms-crt0.c: Likewise.
18209 * config/alpha/vms-dwarf2.asm: Likewise.
18210 * config/alpha/vms-dwarf2eh.asm: Likewise.
18211 * config/alpha/vms-psxcrt0-64.c: Likewise.
18212 * config/alpha/vms-psxcrt0.c: Likewise.
18213 * config/alpha/vms_tramp.asm: Likewise.
18214 * config/arc/initfini.c: Likewise.
18215 * config/arc/lib1funcs.asm: Likewise.
18216 * config/arm/bpabi-v6m.S: Likewise.
18217 * config/arm/bpabi.S: Likewise.
18218 * config/arm/bpabi.c: Likewise.
18219 * config/arm/crti.asm: Likewise.
18220 * config/arm/crtn.asm: Likewise.
18221 * config/arm/ieee754-df.S: Likewise.
18222 * config/arm/ieee754-sf.S: Likewise.
18223 * config/arm/lib1funcs.asm: Likewise.
18224 * config/arm/libunwind.S: Likewise.
18225 * config/arm/linux-atomic.c: Likewise.
18226 * config/arm/mmintrin.h: Likewise.
18227 * config/arm/pr-support.c: Likewise.
18228 * config/arm/unaligned-funcs.c: Likewise.
18229 * config/arm/unwind-arm.c: Likewise.
18230 * config/arm/unwind-arm.h: Likewise.
18231 * config/avr/libgcc.S: Likewise.
18232 * config/bfin/crti.s: Likewise.
18233 * config/bfin/crtlibid.s: Likewise.
18234 * config/bfin/crtn.s: Likewise.
18235 * config/bfin/lib1funcs.asm: Likewise.
18236 * config/bfin/linux-unwind.h: Likewise.
18237 * config/cris/arit.c: Likewise.
18238 * config/cris/cris_abi_symbol.c: Likewise.
18239 * config/darwin-64.c: Likewise.
18240 * config/darwin-crt2.c: Likewise.
18241 * config/darwin-crt3.c: Likewise.
18242 * config/darwin.h: Likewise.
18243 * config/dbxelf.h: Likewise.
18244 * config/dfp-bit.c: Likewise.
18245 * config/dfp-bit.h: Likewise.
18246 * config/elfos.h: Likewise.
18247 * config/fixed-bit.c: Likewise.
18248 * config/fixed-bit.h: Likewise.
18249 * config/fp-bit.c: Likewise.
18250 * config/fp-bit.h: Likewise.
18251 * config/fr30/crti.asm: Likewise.
18252 * config/fr30/crtn.asm: Likewise.
18253 * config/fr30/lib1funcs.asm: Likewise.
18254 * config/freebsd-spec.h: Likewise.
18255 * config/frv/cmovd.c: Likewise.
18256 * config/frv/cmovh.c: Likewise.
18257 * config/frv/cmovw.c: Likewise.
18258 * config/frv/frvbegin.c: Likewise.
18259 * config/frv/frvend.c: Likewise.
18260 * config/frv/lib1funcs.asm: Likewise.
18261 * config/glibc-stdint.h: Likewise.
18262 * config/h8300/clzhi2.c: Likewise.
18263 * config/h8300/crti.asm: Likewise.
18264 * config/h8300/crtn.asm: Likewise.
18265 * config/h8300/ctzhi2.c: Likewise.
18266 * config/h8300/fixunssfsi.c: Likewise.
18267 * config/h8300/lib1funcs.asm: Likewise.
18268 * config/h8300/parityhi2.c: Likewise.
18269 * config/h8300/popcounthi2.c: Likewise.
18270 * config/i386/ammintrin.h: Likewise.
18271 * config/i386/att.h: Likewise.
18272 * config/i386/avxintrin.h: Likewise.
18273 * config/i386/biarch64.h: Likewise.
18274 * config/i386/bmmintrin.h: Likewise.
18275 * config/i386/cpuid.h: Likewise.
18276 * config/i386/cross-stdarg.h: Likewise.
18277 * config/i386/crtfastmath.c: Likewise.
18278 * config/i386/crtprec.c: Likewise.
18279 * config/i386/cygming-crtbegin.c: Likewise.
18280 * config/i386/cygming-crtend.c: Likewise.
18281 * config/i386/cygwin.asm: Likewise.
18282 * config/i386/emmintrin.h: Likewise.
18283 * config/i386/gmm_malloc.h: Likewise.
18284 * config/i386/gthr-win32.c: Likewise.
18285 * config/i386/i386.h: Likewise.
18286 * config/i386/immintrin.h: Likewise.
18287 * config/i386/linux-unwind.h: Likewise.
18288 * config/i386/linux64.h: Likewise.
18289 * config/i386/mm3dnow.h: Likewise.
18290 * config/i386/mmintrin-common.h: Likewise.
18291 * config/i386/mmintrin.h: Likewise.
18292 * config/i386/nmmintrin.h: Likewise.
18293 * config/i386/pmm_malloc.h: Likewise.
18294 * config/i386/pmmintrin.h: Likewise.
18295 * config/i386/smmintrin.h: Likewise.
18296 * config/i386/sol2-c1.asm: Likewise.
18297 * config/i386/sol2-ci.asm: Likewise.
18298 * config/i386/sol2-cn.asm: Likewise.
18299 * config/i386/sol2-gc1.asm: Likewise.
18300 * config/i386/tmmintrin.h: Likewise.
18301 * config/i386/unix.h: Likewise.
18302 * config/i386/w32-unwind.h: Likewise.
18303 * config/i386/wmmintrin.h: Likewise.
18304 * config/i386/x86-64.h: Likewise.
18305 * config/i386/x86intrin.h: Likewise.
18306 * config/i386/xmmintrin.h: Likewise.
18307 * config/ia64/crtbegin.asm: Likewise.
18308 * config/ia64/crtend.asm: Likewise.
18309 * config/ia64/crtfastmath.c: Likewise.
18310 * config/ia64/crti.asm: Likewise.
18311 * config/ia64/crtn.asm: Likewise.
18312 * config/ia64/fde-glibc.c: Likewise.
18313 * config/ia64/lib1funcs.asm: Likewise.
18314 * config/ia64/linux-unwind.h: Likewise.
18315 * config/ia64/quadlib.c: Likewise.
18316 * config/ia64/unwind-ia64.c: Likewise.
18317 * config/linux.h: Likewise.
18318 * config/m32c/m32c-lib1.S: Likewise.
18319 * config/m32c/m32c-lib2-trapv.c: Likewise.
18320 * config/m32c/m32c-lib2.c: Likewise.
18321 * config/m32r/initfini.c: Likewise.
18322 * config/m68hc11/larith.asm: Likewise.
18323 * config/m68hc11/m68hc11-crt0.S: Likewise.
18324 * config/m68k/cf.md: Likewise.
18325 * config/m68k/crti.s: Likewise.
18326 * config/m68k/crtn.s: Likewise.
18327 * config/m68k/lb1sf68.asm: Likewise.
18328 * config/m68k/linux-unwind.h: Likewise.
18329 * config/mcore/crti.asm: Likewise.
18330 * config/mcore/crtn.asm: Likewise.
18331 * config/mcore/lib1.asm: Likewise.
18332 * config/mips/linux-unwind.h: Likewise.
18333 * config/mips/loongson.h: Likewise.
18334 * config/mips/mips16.S: Likewise.
18335 * config/mmix/crti.asm: Likewise.
18336 * config/mmix/crtn.asm: Likewise.
18337 * config/pa/fptr.c: Likewise.
18338 * config/pa/hpux-unwind.h: Likewise.
18339 * config/pa/lib2funcs.asm: Likewise.
18340 * config/pa/linux-atomic.c: Likewise.
18341 * config/pa/linux-unwind.h: Likewise.
18342 * config/pa/milli64.S: Likewise.
18343 * config/pa/quadlib.c: Likewise.
18344 * config/pa/stublib.c: Likewise.
18345 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18346 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18347 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18348 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18349 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18350 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18351 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18352 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18353 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18354 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18355 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18356 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18357 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18358 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18359 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18360 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18361 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18362 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18363 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18364 * config/rs6000/750cl.h: Likewise.
18365 * config/rs6000/altivec.h: Likewise.
18366 * config/rs6000/biarch64.h: Likewise.
18367 * config/rs6000/crtresfpr.asm: Likewise.
18368 * config/rs6000/crtresgpr.asm: Likewise.
18369 * config/rs6000/crtresxfpr.asm: Likewise.
18370 * config/rs6000/crtresxgpr.asm: Likewise.
18371 * config/rs6000/crtsavfpr.asm: Likewise.
18372 * config/rs6000/crtsavgpr.asm: Likewise.
18373 * config/rs6000/darwin-asm.h: Likewise.
18374 * config/rs6000/darwin-fallback.c: Likewise.
18375 * config/rs6000/darwin-fpsave.asm: Likewise.
18376 * config/rs6000/darwin-ldouble.c: Likewise.
18377 * config/rs6000/darwin-tramp.asm: Likewise.
18378 * config/rs6000/darwin-unwind.h: Likewise.
18379 * config/rs6000/darwin-vecsave.asm: Likewise.
18380 * config/rs6000/darwin-world.asm: Likewise.
18381 * config/rs6000/e500crtres32gpr.asm: Likewise.
18382 * config/rs6000/e500crtres64gpr.asm: Likewise.
18383 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18384 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18385 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18386 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18387 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18388 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18389 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18390 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18391 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18392 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18393 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18394 * config/rs6000/eabi-ci.asm: Likewise.
18395 * config/rs6000/eabi-cn.asm: Likewise.
18396 * config/rs6000/eabi.asm: Likewise.
18397 * config/rs6000/linux-unwind.h: Likewise.
18398 * config/rs6000/linux64.h: Likewise.
18399 * config/rs6000/paired.h: Likewise.
18400 * config/rs6000/paired.md: Likewise.
18401 * config/rs6000/ppc64-fp.c: Likewise.
18402 * config/rs6000/ppu_intrinsics.h: Likewise.
18403 * config/rs6000/rs6000.h: Likewise.
18404 * config/rs6000/si2vmx.h: Likewise.
18405 * config/rs6000/sol-ci.asm: Likewise.
18406 * config/rs6000/sol-cn.asm: Likewise.
18407 * config/rs6000/spe.h: Likewise.
18408 * config/rs6000/spu2vmx.h: Likewise.
18409 * config/rs6000/sysv4.h: Likewise.
18410 * config/rs6000/tramp.asm: Likewise.
18411 * config/rs6000/vec_types.h: Likewise.
18412 * config/s390/linux-unwind.h: Likewise.
18413 * config/s390/tpf-unwind.h: Likewise.
18414 * config/score/crti.asm: Likewise.
18415 * config/score/crtn.asm: Likewise.
18416 * config/sh/crt1.asm: Likewise.
18417 * config/sh/crti.asm: Likewise.
18418 * config/sh/crtn.asm: Likewise.
18419 * config/sh/divtab-sh4-300.c: Likewise.
18420 * config/sh/divtab-sh4.c: Likewise.
18421 * config/sh/divtab.c: Likewise.
18422 * config/sh/lib1funcs-4-300.asm: Likewise.
18423 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18424 * config/sh/lib1funcs.asm: Likewise.
18425 * config/sh/lib1funcs.h: Likewise.
18426 * config/sh/linux-atomic.asm: Likewise.
18427 * config/sh/linux-unwind.h: Likewise.
18428 * config/sh/shmedia.h: Likewise.
18429 * config/sh/sshmedia.h: Likewise.
18430 * config/sh/ushmedia.h: Likewise.
18431 * config/sparc/crtfastmath.c: Likewise.
18432 * config/sparc/linux-unwind.h: Likewise.
18433 * config/sparc/sol2-c1.asm: Likewise.
18434 * config/sparc/sol2-ci.asm: Likewise.
18435 * config/sparc/sol2-cn.asm: Likewise.
18436 * config/spu/divmodti4.c: Likewise.
18437 * config/spu/divv2df3.c: Likewise.
18438 * config/spu/float_disf.c: Likewise.
18439 * config/spu/float_unsdidf.c: Likewise.
18440 * config/spu/float_unsdisf.c: Likewise.
18441 * config/spu/float_unssidf.c: Likewise.
18442 * config/spu/mfc_multi_tag_release.c: Likewise.
18443 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18444 * config/spu/mfc_tag_release.c: Likewise.
18445 * config/spu/mfc_tag_reserve.c: Likewise.
18446 * config/spu/mfc_tag_table.c: Likewise.
18447 * config/spu/multi3.c: Likewise.
18448 * config/spu/spu_internals.h: Likewise.
18449 * config/spu/spu_intrinsics.h: Likewise.
18450 * config/spu/spu_mfcio.h: Likewise.
18451 * config/spu/vec_types.h: Likewise.
18452 * config/spu/vmx2spu.h: Likewise.
18453 * config/stormy16/stormy16-lib2.c: Likewise.
18454 * config/svr4.h: Likewise.
18455 * config/sync.c: Likewise.
18456 * config/v850/lib1funcs.asm: Likewise.
18457 * config/vxlib-tls.c: Likewise.
18458 * config/vxlib.c: Likewise.
18459 * config/vxworks-dummy.h: Likewise.
18460 * config/xtensa/crti.asm: Likewise.
18461 * config/xtensa/crtn.asm: Likewise.
18462 * config/xtensa/ieee754-df.S: Likewise.
18463 * config/xtensa/ieee754-sf.S: Likewise.
18464 * config/xtensa/lib1funcs.asm: Likewise.
18465 * config/xtensa/lib2funcs.S: Likewise.
18466 * config/xtensa/linux-unwind.h: Likewise.
18467 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18468 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18469 * coretypes.h: Likewise.
18470 * crtstuff.c: Likewise.
18471 * defaults.h: Likewise.
18472 * dwarf2.h: Likewise.
18473 * emutls.c: Likewise.
18474 * gbl-ctors.h: Likewise.
18475 * gcov-io.h: Likewise.
18476 * ginclude/float.h: Likewise.
18477 * ginclude/iso646.h: Likewise.
18478 * ginclude/stdarg.h: Likewise.
18479 * ginclude/stdbool.h: Likewise.
18480 * ginclude/stddef.h: Likewise.
18481 * ginclude/stdfix.h: Likewise.
18482 * ginclude/stdint-gcc.h: Likewise.
18483 * ginclude/tgmath.h: Likewise.
18484 * gthr-aix.h: Likewise.
18485 * gthr-dce.h: Likewise.
18486 * gthr-gnat.c: Likewise.
18487 * gthr-gnat.h: Likewise.
18488 * gthr-lynx.h: Likewise.
18489 * gthr-mipssde.h: Likewise.
18490 * gthr-nks.h: Likewise.
18491 * gthr-posix.c: Likewise.
18492 * gthr-posix.h: Likewise.
18493 * gthr-posix95.h: Likewise.
18494 * gthr-rtems.h: Likewise.
18495 * gthr-single.h: Likewise.
18496 * gthr-solaris.h: Likewise.
18497 * gthr-tpf.h: Likewise.
18498 * gthr-vxworks.h: Likewise.
18499 * gthr-win32.h: Likewise.
18500 * gthr.h: Likewise.
18501 * libgcc2.c: Likewise.
18502 * libgcc2.h: Likewise.
18503 * libgcov.c: Likewise.
18504 * tsystem.h: Likewise.
18505 * typeclass.h: Likewise.
18506 * unwind-c.c: Likewise.
18507 * unwind-compat.h: Likewise.
18508 * unwind-dw2-fde-compat.c: Likewise.
18509 * unwind-dw2-fde-darwin.c: Likewise.
18510 * unwind-dw2-fde-glibc.c: Likewise.
18511 * unwind-dw2-fde.c: Likewise.
18512 * unwind-dw2-fde.h: Likewise.
18513 * unwind-dw2.c: Likewise.
18514 * unwind-dw2.h: Likewise.
18515 * unwind-generic.h: Likewise.
18516 * unwind-pe.h: Likewise.
18517 * unwind-sjlj.c: Likewise.
18518 * unwind.inc: Likewise.
18519 * config/arm/neon-gen.ml: Change generated copyright header to
18520 refer to version 3 of the GNU General Public License with
18521 version 3.1 of the GCC Runtime Library Exception and to point
18522 readers at the COPYING3 and COPYING3.RUNTIME files and the
18523 FSF's license web page.
18524 * config/arm/arm_neon.h: Regenerate.
18526 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18528 * config/cris/cris.md: Change copyright header to refer to version
18529 3 of the GNU General Public License.
18530 * doc/install.texi2html: Change copyright header to refer to version
18531 3 of the GNU General Public License and to point readers at the
18532 COPYING3 file and the FSF's license web page.
18533 * config/vax/linux.h: Likewise.
18535 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18537 * config/i386/i386.md (cmpcc): New.
18538 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18539 (sync_compare_and_swap_cc*): Delete.
18541 * config/s390/s390.c (s390_compare_emitted): Remove.
18542 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18543 s390_compare_emitted used to be handled. Assert that modes match.
18544 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18545 refer to sync_compare_and_swap_ccsi.
18546 * config/s390/s390.h (s390_compare_emitted): Remove.
18547 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18548 instead of s390_compare_emitted.
18549 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18550 instead of s390_compare_emitted.
18551 * config/s390/s390.md (cmpcc): New.
18552 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18553 CC_REGNUM, do not pretend it's set.
18554 (sync_compare_and_swap_cc*): Delete.
18555 * config/s390/predicates.md (cc_reg_operand): New.
18557 * expr.c (sync_compare_and_swap_cc): Delete.
18558 * optabs.h (sync_compare_and_swap_cc): Delete.
18559 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18560 is being used with can_compare_p.
18561 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18562 (find_cc_set): New.
18563 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18564 look for a MODE_CC set instead. Use emit_store_flag.
18565 (expand_compare_and_swap_loop): Likewise, with some additional
18566 complication to avoid a force_reg when useless. Use
18567 emit_cmp_and_jump_insns.
18568 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18569 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18570 sync_compare_and_swap documentation.
18572 2009-04-09 Jan Hubicka <jh@suse.cz>
18574 * except.c (find_prev_try): Break out from ....
18575 (duplicate_eh_regions): ... here; properly update prev_try pointers
18576 when duplication part of tree.
18577 (dump_eh_tree): Improve dumping.
18578 (verify_eh_region): New.
18579 (verify_eh_tree): Use it.
18581 2009-04-06 Richard Guenther <rguenther@suse.de>
18583 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18584 &ARRAY addresses by adjusting their types and prepending
18586 * tree-cfg.c (verify_gimple_assign_single): Verify that
18587 addresses are correct.
18589 2009-04-09 Richard Guenther <rguenther@suse.de>
18591 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18592 indices into an array reference if possible.
18593 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18594 Fold POINTER_PLUS_EXPR statements with invariant address.
18596 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18599 * config.gcc (powerpc64-*-linux*): Always build biarch.
18601 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18604 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18605 it and pedwarn if this results in an INTEGER_CST.
18607 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18609 * doc/install.texi: Update minimum GMP version. Remove obsolete
18610 text in MPFR section.
18612 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18614 * dwarf2out.c (class_scope_p): New static inline.
18615 (class_or_namespace_scope_p): Use it.
18616 (gen_variable_die): Use DW_TAG_member tag for static data member
18617 declarations instead of DW_TAG_variable.
18619 PR middle-end/39573
18620 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18623 2009-04-08 Richard Guenther <rguenther@suse.de>
18625 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18626 valueize random data.
18628 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18630 * config.gcc (aix tm_file): Add aix-stdint.h.
18631 (aix tm clause use_gcc_stdint): Set to wrap.
18632 * config/rs6000/aix-stdint.h: New file.
18634 2009-04-08 Richard Guenther <rguenther@suse.de>
18636 PR middle-end/36291
18637 * tree-dfa.c (add_referenced_var): Do not recurse into
18638 global initializers.
18639 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18641 (fold_const_aggregate_ref): Likewise.
18643 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18645 * recog.c (ordered_comparison_operator): New.
18646 * gensupport.c (std_preds): Add it.
18647 * doc/md.texi (Machine-Independent Predicates): Document it.
18649 2009-04-08 Jan Hubicka <jh@suse.cz>
18651 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18652 * function.h (rtl_eh): Remove exception_handler_label_map.
18653 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18654 remove_exception_handler_label, for_each_eh_label_1): Remove.
18655 (rtl_remove_unreachable_regions): Remove.
18656 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18657 (find_exception_handler_labels): Don't build the hashtable.
18658 (maybe_remove_eh_handler): Remove.
18659 (for_each_eh_label): Rewrite to walk the tree.
18660 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18661 * except.h (maybe_remove_eh_handler): Remove.
18662 * passes.c (init_optimization_passes): Schedule second EH cleanup
18664 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18665 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18667 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18669 * genoutput.c (validate_optab_operands): New.
18670 (gen_insn, gen_expand): Call it.
18672 * genflags.c (gen_insn): Detect misused iterators.
18673 (main): Pass line_no to gen_insn, exit with status 1 on error.
18675 * genextract.c (line_no): Make global.
18676 (VEC_safe_set_locstr): Change assertion to error message.
18677 (main): Exit with status 1 on error.
18679 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18683 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18684 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18685 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18686 * c-convert.c (convert): Do not call fold on results of conversion
18687 functions when the result is a C_MAYBE_CONST_EXPR.
18688 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18689 of __builtin_choose_expr.
18690 * c-typeck.c (remove_c_maybe_const_expr): New.
18691 (build_unary_op, build_conditional_expr, build_compound_expr,
18692 build_binary_op, c_objc_common_truthvalue_conversion): Call
18693 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18696 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18698 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18699 CODE to produce a new one. Add a prototype to use fold_convert_const
18701 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18704 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18705 mix declarations and code.
18707 2009-04-08 Ben Elliston <bje@au.ibm.com>
18709 * gcc.c: Replace `CC' with `GCC' throughout.
18711 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
18713 * doc/invoke.texi: Document Atom support.
18715 2009-04-07 Jason Merrill <jason@redhat.com>
18718 * c-common.h, c-common.c: Add flag_pretty_templates.
18719 * c-opts.c (c_common_handle_option): Set it.
18720 * c.opt: Add -fno-pretty-templates.
18721 * doc/invoke.texi (C++ Dialect Options): Likewise.
18723 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
18725 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
18726 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
18727 (ia64_expand_builtin): Likewise.
18729 2009-04-07 Martin Jambor <mjambor@suse.cz>
18731 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
18732 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
18733 ADDR_EXPRS are include too.
18735 2009-04-07 Richard Guenther <rguenther@suse.de>
18737 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
18738 decls are only used if passes as parameters or if they are
18739 local statics and the call is not to a builtin.
18740 (call_may_clobber_ref_p_1): Likewise.
18742 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18744 * expr.c (do_store_flag): Remove last argument. Simplify code
18745 to avoid duplication of tests already done by can_compare_p.
18746 (expand_expr_real_1): Adjust caller.
18748 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18750 * optabs.c (can_compare_p): Test the predicate of a
18751 cbranch and cstore pattern.
18753 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18755 * expr.c (convert_move): Use emit_store_flag instead of
18758 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
18760 * config/i386/i386.c (ix86_compare_emitted): Remove.
18761 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
18762 ix86_compare_op0 like ix86_compare_emitted used to be handled.
18763 * config/i386/i386.h (ix86_compare_emitted): Remove.
18764 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
18765 instead of ix86_compare_emitted.
18766 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
18768 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
18770 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
18771 Add t-sysroot-suffix to tmake_file.
18772 * config/print-sysroot-suffix.sh: New file.
18773 * config/t-sysroot-suffix: New file.
18775 2009-04-07 Ben Elliston <bje@au.ibm.com>
18777 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
18778 as the latter produces a warning when the target does not support
18781 2009-04-07 Ben Elliston <bje@au.ibm.com>
18783 * dfp.c: Replace type punning assignments with memcpy throughout.
18784 * Makefile.in (dfp.o-warn): Remove.
18786 2009-04-07 Alan Modra <amodra@bigpond.net.au>
18789 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
18790 Include soft-fp/t-softfp after rs6000/t-linux64.
18792 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
18794 * stor-layout.c (set_sizetype): Use the full precision of their
18795 machine mode for bitsize types.
18797 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
18799 * config/i386/i386.md: Revert 2 accidental checkins.
18801 2009-04-06 Joey Ye <joey.ye@intel.com>
18802 Xuepeng Guo <xuepeng.guo@intel.com>
18803 H.J. Lu <hongjiu.lu@intel.com>
18805 Atom pipeline model, tuning and insn selection.
18806 * config.gcc (atom): Add atom config options and target.
18808 * config/i386/atom.md: New.
18810 * config/i386/i386.c (atom_cost): New cost.
18811 (m_ATOM): New macro flag.
18812 (initial_ix86_tune_features): Set m_ATOM.
18813 (x86_accumulate_outgoing_args): Likewise.
18814 (x86_arch_always_fancy_math_387): Likewise.
18815 (processor_target): Add Atom cost.
18816 (cpu_names): Add Atom cpu name.
18817 (override_options): Set Atom ISA.
18818 (ix86_issue_rate): New case PROCESSOR_ATOM.
18819 (ix86_adjust_cost): Likewise.
18821 * config/i386/i386.h (TARGET_ATOM): New target macro.
18822 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
18823 (TARGET_OPT_AGU): New target option.
18824 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
18825 (processor_type): Add PROCESSOR_ATOM.
18827 * config/i386/i386.md (cpu): Add new value "atom".
18828 (use_carry, movu): New attr.
18829 (atom.md): Include atom.md.
18830 (adddi3_carry_rex64): Set attr "use_carry".
18831 (addqi3_carry): Likewise.
18832 (addhi3_carry): Likewise.
18833 (addsi3_carry): Likewise.
18834 (*addsi3_carry_zext): Likewise.
18835 (subdi3_carry_rex64): Likewise.
18836 (subqi3_carry): Likewise.
18837 (subhi3_carry): Likewise.
18838 (subsi3_carry): Likewise.
18839 (x86_movdicc_0_m1_rex64): Likewise.
18840 (*x86_movdicc_0_m1_se): Likewise.
18841 (x86_movsicc_0_m1): Likewise.
18842 (*x86_movsicc_0_m1_se): Likewise.
18843 (*adddi_1_rex64): Emit add insn as much as possible.
18844 (*addsi_1): Likewise.
18845 (return_internal): Set atom_unit.
18846 (return_internal_long): Likewise.
18847 (return_pop_internal): Likewise.
18848 (*rcpsf2_sse): Set atom_sse_attr attr.
18849 (*qrt<mode>2_sse): Likewise.
18850 (*prefetch_sse): Likewise.
18852 * config/i386/i386-c.c (ix86_target_macros_internal): New case
18854 (ix86_target_macros_internal): Likewise.
18856 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
18857 (*prefetch_sse_rex): Likewise.
18858 (sse_rcpv4sf2): Likewise.
18859 (sse_vmrcpv4sf2): Likewise.
18860 (sse_sqrtv4sf2): Likewise.
18861 (<sse>_vmsqrt<mode>2): Likewise.
18862 (sse_ldmxcsr): Likewise.
18863 (sse_stmxcsr): Likewise.
18864 (*sse_sfence): Likewise.
18865 (sse2_clflush): Likewise.
18866 (*sse2_mfence): Likewise.
18867 (*sse2_lfence): Likewise.
18868 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
18869 (<sse>_movup<ssemodesuffixf2c>): Likewise.
18870 (avx_movdqu<avxmodesuffix>): Likewise.
18871 (avx_lddqu<avxmodesuffix>): Likewise.
18872 (sse2_movntv2di): Change attr "type" to "ssemov".
18873 (sse2_movntsi): Likewise.
18874 (rsqrtv8sf2): Change attr "type" to "sseadd".
18875 (sse3_addsubv2df3): Set attr "atom_unit".
18876 (sse3_h<plusminus_insn>v4sf3): Likewise.
18877 (*sse2_pmaddwd): Likewise.
18878 (*vec_extractv2di_1_rex64): Likewise.
18879 (*vec_extractv2di_1_avx): Likewise.
18880 (sse2_psadbw): Likewise.
18881 (ssse3_phaddwv8hi3): Likewise.
18882 (ssse3_phaddwv4hi3): Likewise.
18883 (ssse3_phadddv4si3): Likewise.
18884 (ssse3_phadddv2si3): Likewise.
18885 (ssse3_phaddswv8hi3): Likewise.
18886 (ssse3_phaddswv4hi3): Likewise.
18887 (ssse3_phsubwv8hi3): Likewise.
18888 (ssse3_phsubwv4hi3): Likewise.
18889 (ssse3_phsubdv4si3): Likewise.
18890 (ssse3_phsubdv2si3): Likewise.
18891 (ssse3_phsubswv8hi3): Likewise.
18892 (ssse3_phsubswv4hi3): Likewise.
18893 (ssse3_pmaddubsw128): Likewise.
18894 (sse3_pmaddubsw: Likewise.
18895 (ssse3_palignrti): Likewise.
18896 (ssse3_palignrdi): Likewise.
18898 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
18900 * doc/install.texi (Specific): Fix two cross-references to MinGW.
18902 2009-04-06 Richard Guenther <rguenther@suse.de>
18904 PR tree-optimization/28868
18905 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
18906 of which PHI results we inserted.
18907 (insert_into_preds_of_block): Record inserted PHIs.
18908 (eliminate): Eliminate redundant PHI nodes.
18909 (init_pre): Init inserted_phi_names.
18911 2009-04-06 Richard Guenther <rguenther@suse.de>
18913 PR tree-optimization/39643
18914 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
18915 IMAGPART_EXPRs of complex constants.
18916 (execute_fold_all_builtins): If we folded a call queue
18917 TODO_update_address_taken.
18919 2009-04-06 Jan Hubicka <jh@suse.cz>
18921 PR middle-end/39659
18922 * except.c (remove_unreachable_regions): Propagate may_contain_throw
18925 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
18927 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
18929 (ic_invalidate_array): Likewise.
18931 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
18933 * calls.c (emit_library_call_value_1): Fix a problem with parameter
18934 alignment for library calls.
18936 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
18938 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
18939 (mingw32 tm clause use_gcc_stdint): Set to wrap.
18940 * config/i386/mingw-stdint.h: New file.
18942 2009-04-05 Richard Guenther <rguenther@suse.de>
18944 PR tree-optimization/39648
18945 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
18946 our &A vs. &A[0] IL deficiencies.
18948 2009-04-04 Jan Hubicka <jh@suse.cz>
18950 * except.c (sjlj_find_directly_reachable_regions): Be ready for
18951 removed toplevel regions.
18952 (sjlj_mark_call_sites): Likewise.
18954 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
18956 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
18957 (cygwin tm clause use_gcc_stdint): Set to wrap.
18958 * config/i386/cygwin-stdint.h: New file.
18960 2009-04-04 Richard Guenther <rguenther@suse.de>
18962 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
18963 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
18964 single-argument PHIs if we are in loop-closed SSA form.
18965 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
18966 for the pre-condition.
18967 (slpeel_tree_peel_loop_to_edge): Likewise.
18968 (vect_build_loop_niters): Take an optional sequence to append stmts.
18969 (vect_generate_tmps_on_preheader): Likewise.
18970 (vect_do_peeling_for_loop_bound): Take extra guards for the
18972 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
18973 the cost model check.
18974 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
18975 guards if we are going to peel. Do not apply versioning in that case.
18976 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
18977 (vect_do_peeling_for_loop_bound): Likewise.
18978 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
18979 loop bound only record extra pre-conditions, do not apply loop
18982 2009-04-04 Richard Guenther <rguenther@suse.de>
18984 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
18987 2009-04-04 Jan Hubicka <jh@suse.cz>
18989 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18990 last_basic_block for size of bb->index indexed array.
18991 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
18992 compute_out, link_btr_uses, build_btr_def_use_webs,
18993 build_btr_def_use_webs, migrate_btr_defs): Likewise.
18995 2009-04-04 Jan Hubicka <jh@suse.cz>
18997 * except.c (remove_eh_handler_and_replace): Break out from ...
18998 (remove_eh_handler): ... here.
18999 (bring_to_root): New function.
19000 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19001 handled ones, bring others to root of tree.
19003 2009-04-04 Jan Hubicka <jh@suse.cz>
19005 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19006 (all_phis_safe_to_merge): New function.
19007 (update_info): New structure.
19008 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19009 (cleanup_empty_eh): Update SSA if possible.
19011 2009-04-04 Richard Guenther <rguenther@suse.de>
19013 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19014 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19015 (append_vuse): Likewise.
19017 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19019 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19020 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19021 instead of REG_UNSAVED for DW_CFA_undefined.
19022 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19023 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19026 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19029 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19030 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19031 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19033 2009-04-04 Richard Guenther <rguenther@suse.de>
19035 PR tree-optimization/8781
19036 PR tree-optimization/37892
19037 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19038 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19039 (valueize_refs): Call it for *& valueizations.
19040 (shared_reference_ops_from_ref): Rename to ...
19041 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19042 (shared_reference_ops_from_call): Rename to ...
19043 (valueize_shared_reference_ops_from_call): ... this and valueize.
19044 (vn_reference_lookup): Update.
19045 (visit_reference_op_call): Likewise.
19046 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19047 (eliminate): Value-replace the call address in call statements.
19049 2009-04-04 Richard Guenther <rguenther@suse.de>
19051 PR tree-optimization/39636
19052 * tree-ssa-forwprop.c
19053 (forward_propagate_addr_into_variable_array_index): Check for
19054 GIMPLE_ASSIGN before accessing the rhs code.
19056 2009-04-03 Jason Merrill <jason@redhat.com>
19058 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19060 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19062 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19063 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19064 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19065 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19066 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19067 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19068 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19069 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19070 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19071 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19072 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19073 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19074 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19075 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19076 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19077 Use fr_reg_or_fp01_operand instead of fr_register_operand
19079 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19080 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19081 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19083 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19085 PR rtl-optimization/39607
19086 PR rtl-optimization/39631
19090 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19091 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19092 instead of DF_LR_OUT.
19093 * ira-lives.c (process_bb_node_lives): Ditto.
19094 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19095 instead of DF_LR_{OUT,IN}.
19096 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19097 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19099 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19101 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19102 (execute_lower_omp): Always run but take the short way out if -fopenmp
19104 (gate_lower_omp): Remove, forcing the pass manager to always run the
19105 pass and always set PROP_gimple_lomp.
19106 (pass_lower_omp): Remove gate function.
19107 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19108 PROP_trees. Instead, require it.
19109 * ipa-cp.c (pass_ipa_cp): Likewise.
19110 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19111 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19112 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19113 and PROP_gimple_leh.
19115 2009-04-03 Richard Guenther <rguenther@suse.de>
19117 PR middle-end/13146
19118 PR tree-optimization/23940
19119 PR tree-optimization/33237
19120 PR middle-end/33974
19121 PR middle-end/34093
19122 PR tree-optimization/36201
19123 PR tree-optimization/36230
19124 PR tree-optimization/38049
19125 PR tree-optimization/38207
19126 PR tree-optimization/38230
19127 PR tree-optimization/38301
19128 PR tree-optimization/38585
19129 PR middle-end/38895
19130 PR tree-optimization/38985
19131 PR tree-optimization/39299
19132 * tree-ssa-structalias.h: Remove.
19133 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19134 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19135 (struct vuse_element_d): Remove.
19136 (struct vuse_vec_d): Likewise.
19137 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19138 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19139 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19140 VUSE_ELEMENT_VAR): Likewise.
19141 (struct voptype_d): Likewise.
19142 (NUM_VOP_FREE_BUCKETS): Likewise.
19143 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19144 (struct stmt_operands_d): Remove.
19145 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19146 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19147 VDEF_NUM, VDEF_VECT): Likewise.
19148 (copy_virtual_operands): Remove.
19149 (operand_build_cmp): Likewise.
19150 (create_ssa_artificial_load_stmt): Likewise.
19151 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19152 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19153 vuse_index and mayuse_index members. Pack and move done and iter_type
19154 members to the front.
19155 (SSA_OP_VMAYUSE): Remove.
19156 (SSA_OP_VIRTUAL_USES): Adjust.
19157 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19158 (unlink_stmt_vdef): Declare.
19159 (add_to_addressable_set): Remove.
19160 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19161 (vrp_visit_stmt): Likewise.
19162 * doc/tree-ssa.texi (Alias analysis): Update.
19163 * doc/invoke.texi (max-aliased-vops): Remove docs.
19164 (avg-aliased-vops): Likewise.
19165 * tree-into-ssa.c (syms_to_rename): Remove.
19166 (need_to_update_vops_p): Likewise.
19167 (need_to_initialize_update_ssa_p): Rename to ...
19168 (update_ssa_initialized_fn): ... this. Track function we are
19170 (symbol_marked_for_renaming): Simplify.
19171 (add_new_name_mapping): Do not set need_to_update_vops_p.
19172 (dump_currdefs): Use SYMS_TO_RENAME.
19173 (rewrite_update_stmt): Always walk all uses/defs.
19174 (dump_update_ssa): Adjust.
19175 (init_update_ssa): Take function argument. Track what we are
19177 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19178 (create_new_def_for): Initialize for cfun, assert we are initialized
19180 (mark_sym_for_renaming): Simplify.
19181 (mark_set_for_renaming): Do not initialize update-ssa.
19182 (need_ssa_update_p): Simplify. Take function argument.
19183 (name_mappings_registered_p): Assert we ask for the correct function.
19184 (name_registered_for_update_p): Likewise.
19185 (ssa_names_to_replace): Likewise.
19186 (release_ssa_name_after_update_ssa): Likewise.
19187 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19188 (dump_decl_set): Do not print a newline.
19189 (debug_decl_set): Do it here.
19190 (dump_update_ssa): And here.
19191 * tree-ssa-loop-im.c (move_computations): Adjust.
19192 (movement_possibility): Likewise.
19193 (determine_max_movement): Likewise.
19194 (gather_mem_refs_stmt): Likewise.
19195 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
19196 or NAME_MEMORY_TAG.
19197 * tree-complex.c (update_all_vops): Remove.
19198 (expand_complex_move): Adjust.
19199 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
19200 Simplify test for memory referencing statement. Exclude
19201 non-invariant ADDR_EXPRs.
19202 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
19203 * tree-loop-distribution.c (generate_memset_zero): Adjust.
19204 (rdg_flag_uses): Likewise.
19205 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
19207 (tree_optimize_tail_calls_1): Also split the
19208 edge from the entry block if we have degenerate PHI nodes in
19209 the first basic block.
19210 * tree.c (init_ttree): Remove memory-tag related code.
19211 (tree_code_size): Likewise.
19212 (tree_node_structure): Likewise.
19213 (build7_stat): Re-write to be build6_stat.
19214 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
19215 (SSA_VAR_P): Adjust.
19216 (struct tree_memory_tag): Remove.
19217 (struct tree_memory_partition_tag): Likewise.
19218 (union tree_node): Adjust.
19219 (build7): Re-write to be build6.
19220 * tree-pass.h (pass_reset_cc_flags): Remove.
19221 (TODO_update_address_taken): New flag.
19222 (pass_simple_dse): Remove.
19223 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19224 * params.h (MAX_ALIASED_VOPS): Remove.
19225 (AVG_ALIASED_VOPS): Likewise.
19226 * omp-low.c (expand_omp_taskreg): Update SSA form.
19227 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19228 aliases the lhs in a copy stmt.
19229 * tree-ssa-dse.c (struct address_walk_data): Remove.
19230 (memory_ssa_name_same): Likewise.
19231 (memory_address_same): Likewise.
19232 (get_kill_of_stmt_lhs): Likewise.
19233 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19234 unused stores. Look through PHI nodes into post-dominated regions.
19235 (dse_optimize_stmt): Simplify. Properly remove stores.
19236 (tree_ssa_dse): Compute dominators.
19237 (execute_simple_dse): Remove.
19238 (pass_simple_dse): Likewise.
19239 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19240 gimple_loaded_syms and gimple_stored_syms computation.
19241 * toplev.c (dump_memory_report): Dump alias and pta stats.
19242 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19243 (vn_reference_eq): Likewise.
19244 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19245 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19246 valueize_vuses): Remove.
19247 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19248 (get_def_ref_stmt_vuse): ... this.
19249 (vn_reference_lookup_2): New function.
19250 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19251 walking equivalent vuses. Simplify.
19252 (vn_reference_lookup): Likewise.
19253 (vn_reference_insert): Likewise.
19254 (vn_reference_insert_pieces): Likewise.
19255 (visit_reference_op_call): Simplify.
19256 (visit_reference_op_load): Likewise.
19257 (visit_reference_op_store): Likewise.
19258 (init_scc_vn): Remove shared_lookup_vuses initialization.
19259 (free_scc_vn): Remove shared_lookup_vuses freeing.
19260 (sort_vuses, sort_vuses_heap): Remove.
19261 (get_ref_from_reference_ops): Export.
19262 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19263 vector with single vuse pointer.
19264 (vn_reference_lookup_pieces, vn_reference_lookup,
19265 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19266 (shared_vuses_from_stmt): Remove.
19267 (get_ref_from_reference_ops): Declare.
19268 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19269 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19270 memory-tag related code.
19271 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19272 (likely_value): Add comment, skip static-chain of call statements.
19273 (surely_varying_stmt_p): Adjust.
19274 (gimplify_and_update_call_from_tree): Likewise.
19275 (execute_fold_all_builtins): Do not rebuild alias info.
19276 (gimplify_and_update_call_from_tree): Properly update VOPs.
19277 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19278 (copy_ref_info): Remove memory-tag related code.
19279 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19280 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19281 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19283 * tree-ssa-dom.c (gimple_p): Remove typedef.
19284 (eliminate_redundant_computations): Adjust.
19285 (record_equivalences_from_stmt): Likewise.
19286 (avail_expr_hash): Likewise.
19287 (avail_expr_eq): Likewise.
19288 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19289 (stmt_makes_single_load): Likewise.
19290 (stmt_makes_single_store): Likewise.
19291 * tree-ssa-alias.c: Rewrite completely.
19292 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19293 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19294 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19295 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19296 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19297 Remove public functions.
19298 (pass_reset_cc_flags): Remove.
19299 (pass_build_alias): Move ...
19300 * tree-ssa-structalias.c (pass_build_alias): ... here.
19301 * tree-ssa-alias.c (may_be_aliased): Move ...
19302 * tree-flow-inline.h (may_be_aliased): ... here.
19303 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19304 count_uses_and_derefs): Move ...
19305 * gimple.c: ... here.
19306 * gimple.h (count_uses_and_derefs): Declare.
19307 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19308 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19309 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19310 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19311 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19312 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19313 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19315 * tree-dfa.c (refs_may_alias_p): Move ...
19316 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19317 * tree-ssa-alias.h: New file.
19318 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19319 (statement_sink_location): Likewise.
19320 * opts.c (decode_options): Do not adjust max-aliased-vops or
19321 avg-aliased-vops values.
19322 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19323 (TV_CALL_CLOBBER): Likewise.
19324 (TV_FLOW_SENSITIVE): Likewise.
19325 (TV_FLOW_INSENSITIVE): Likewise.
19326 (TV_MEMORY_PARTITIONING): Likewise.
19327 (TV_ALIAS_STMT_WALK): New timevar.
19328 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19329 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19330 (get_address_description): Remove memory-tag related code.
19331 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19332 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19333 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19334 and immediate uses in statements. Document.
19335 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19336 (dump_symbols): Remove.
19337 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19338 * alias.c (get_deref_alias_set): New function split out from ...
19339 (get_alias_set): ... here.
19340 * alias.h (get_deref_alias_set): Declare.
19341 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19342 type parameter. Remove restrict pointer handling. Create a
19343 ref-all pointer in case type-based alias sets do not conflict.
19344 (vect_analyze_data_refs): Remove SMT related code.
19345 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19346 (vectorizable_load): Likewise.
19347 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19348 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19349 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19350 Ignore vops and SMTs.
19351 (dr_analyze_alias): Likewise..
19352 (free_data_ref): Likewise.
19353 (create_data_ref): Likewise.
19354 (analyze_all_data_dependences): Likewise.
19355 (get_references_in_stmt): Adjust.
19356 * tree-flow-inline.h (gimple_aliases_computed_p,
19357 gimple_addressable_vars, gimple_call_clobbered_vars,
19358 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19359 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19360 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19361 gimple_mem_ref_stats): Remove.
19362 (gimple_vop): New function.
19363 (op_iter_next_use): Remove vuses and mayuses cases.
19364 (op_iter_next_def): Remove vdefs case.
19365 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19366 (clear_and_done_ssa_iter): Do not set removed fields.
19367 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19368 Assert we are not iterating over vuses or vdefs if not also
19369 iterating over uses or defs.
19370 (op_iter_init_use): Likewise.
19371 (op_iter_init_def): Likewise.
19372 (op_iter_next_vdef): Remove.
19373 (op_iter_next_mustdef): Likewise.
19374 (op_iter_init_vdef): Likewise.
19375 (compare_ssa_operands_equal): Likewise.
19376 (link_use_stmts_after): Handle vuse operand.
19377 (is_call_used): Use is_call_clobbered.
19378 (is_call_clobbered): Global variables are always call clobbered,
19379 query the call-clobbers bitmap.
19380 (mark_call_clobbered): Ignore global variables.
19381 (clear_call_clobbered): Likewise.
19382 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19383 virtual operands sanity check.
19384 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19386 (TARGET_MEM_REF): Remove TMR_TAG operand.
19387 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19388 Remove call-clobber related code.
19389 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19390 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19391 partitions or escape reason.
19392 (get_single_def_stmt, get_single_def_stmt_from_phi,
19393 get_single_def_stmt_with_phi): Remove.
19394 (dump_referenced_vars): Tidy.
19395 (get_ref_base_and_extent): Allow bare decls.
19396 (collect_dfa_stats): Adjust.
19397 * graphite.c (rename_variables_in_stmt): Adjust.
19398 (graphite_copy_stmts_from_block): Likewise.
19399 (translate_clast): Likewise.
19400 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19402 (translate_vuse_through_block): Use the oracle.
19403 (phi_translate_1): Adjust.
19404 (value_dies_in_block_x): Use the oracle. Cache the outcome
19406 (valid_in_sets): Check if the VUSE for
19407 a REFERENCE is available.
19408 (eliminate): Do not remove stmts during elimination,
19409 instead queue and remove them afterwards.
19410 (do_pre): Do not rebuild alias info.
19411 (pass_pre): Run TODO_rebuild_alias before PRE.
19412 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19413 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19414 (mark_all_v_defs_stmt): Remove.
19415 (mark_all_v_defs_seq): Adjust.
19416 (sra_replace): Likewise.
19417 (scalarize_use): Likewise.
19418 (scalarize_copy): Likewise.
19419 (scalarize_init): Likewise.
19420 (scalarize_ldst): Likewise.
19421 (todoflags): Remove.
19422 (tree_sra): Do not rebuild alias info.
19423 (tree_sra_early): Adjust.
19424 (pass_sra): Run TODO_update_address_taken before SRA.
19425 * tree-predcom.c (set_alias_info): Remove.
19426 (prepare_initializers_chain): Do not call it.
19427 (mark_virtual_ops_for_renaming): Adjust.
19428 (mark_virtual_ops_for_renaming_list): Remove.
19429 (initialize_root_vars): Adjust.
19430 (initialize_root_vars_lm): Likewise.
19431 (prepare_initializers_chain): Likewise.
19432 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19433 (may_propagate_copy_into_stmt): Likewise.
19434 (merge_alias_info): Do nothing for now.
19435 (propagate_tree_value_into_stmt): Adjust.
19436 (stmt_may_generate_copy): Likewise.
19437 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19438 not mark symbols for renaming.
19439 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19440 with the same statement, make sure to update the new pointed-to one.
19441 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19442 call statements, do not mark symbols for renaming.
19443 (mark_operand_necessary): Dump something.
19444 (ref_may_be_aliased): New function.
19445 (mark_aliased_reaching_defs_necessary_1): New helper function.
19446 (mark_aliased_reaching_defs_necessary): Likewise.
19447 (mark_all_reaching_defs_necessary_1): Likewise.
19448 (mark_all_reaching_defs_necessary): Likewise.
19449 (propagate_necessity): Do not process virtual PHIs. For
19450 non-aliased loads mark all reaching definitions as necessary.
19451 For aliased loads and stores mark the immediate dominating
19452 aliased clobbers as necessary.
19453 (visited): New global static.
19454 (perform_tree_ssa_dce): Free visited bitmap after propagating
19456 (remove_dead_phis): Perform simple dead virtual PHI removal.
19457 (remove_dead_stmt): Properly unlink virtual operands when
19459 (eliminate_unnecessary_stmts): Schedule PHI removal after
19461 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19462 (process_replaceable): Likewise.
19463 (find_replaceable_in_bb): Likewise.
19464 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19465 based on the single gimple vop.
19466 (verify_flow_insensitive_alias_info): Remove.
19467 (verify_flow_sensitive_alias_info): Likewise.
19468 (verify_call_clobbering): Likewise.
19469 (verify_memory_partitions): Likewise.
19470 (verify_alias_info): Likewise.
19471 (verify_ssa): Adjust..
19472 (execute_update_addresses_taken): Export. Update SSA
19473 manually. Optimize only when optimizing. Use a local bitmap.
19474 (pass_update_address_taken): Remove TODO_update_ssa, add
19476 (pass_update_address_taken): Just use TODO_update_address_taken.
19477 (init_tree_ssa): Do not initialize addressable_vars.
19478 (verify_ssa): Verify new VUSE / VDEF properties.
19479 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19480 Do not call verify_alias_info.
19481 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19482 Do not free the loaded and stored syms bitmaps. Reset the escaped
19483 and callused solutions. Do not free addressable_vars.
19484 Remove memory-tag related code.
19485 (warn_uninitialized_var): Aliases are always available.
19486 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19487 * lambda-code.c (can_put_in_inner_loop): Adjust.
19488 (can_put_after_inner_loop): Likewise.
19489 (perfect_nestify): Likewise.
19490 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19491 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19492 (vectorizable_conversion): Do not mark symbols for renaming.
19493 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19494 (expand_call_inline): Unlink the calls virtual operands before
19496 (tree_function_versioning): Do not call update_ssa if we are not
19497 updating clones. Simplify.
19498 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19499 (propagate_with_phi): Likewise..
19500 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19501 clobber code. Assert we are not aliased or global.
19502 * tree-flow.h: Include tree-ssa-alias.h
19503 (enum escape_type): Remove.
19504 (struct mem_sym_stats_d): Likewise.
19505 (struct mem_ref_stats_d): Likewise.
19506 (struct gimple_df): Add vop member. Remove global_var,
19507 call_clobbered_vars, call_used_vars, addressable_vars,
19508 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19509 escaped and callused members.
19510 (struct ptr_info_def): Remove all members, add points-to solution
19512 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19513 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19514 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19515 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19516 (tree-ssa-alias.o): Likewise.
19517 (toplev.o): Add tree-ssa-alias.h
19518 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19519 * gimple.c (gimple_set_bb): Fix off-by-one error.
19520 (is_gimple_reg): Do not handle memory tags.
19521 (gimple_copy): Also copy virtual operands.
19522 Delay updating the statement. Do not reset loaded and stored syms.
19523 (gimple_set_stored_syms): Remove.
19524 (gimple_set_loaded_syms): Likewise.
19525 (gimple_call_copy_skip_args): Copy the virtual operands
19526 and mark the new statement modified.
19527 * tree-ssa-structalias.c (may_alias_p): Remove.
19528 (set_uids_in_ptset): Take the alias set to prune with as
19529 parameter. Fold in the alias test of may_alias_p.
19530 (compute_points_to_sets): Compute whether a ptr is dereferenced
19531 in a local sbitmap.
19532 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19533 other ADDRESSOF constraints on the lhs.
19534 (get_constraint_for_component_ref): Assert that we don't get
19535 ADDRESSOF constraints from the base of the reference.
19536 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19537 (struct variable_info): Remove collapsed_to member.
19538 (get_varinfo_fc): Remove.
19539 (new_var_info): Do not set collapsed_to.
19540 (dump_constraint): Do not follow cycles.
19541 (dump_constraint_graph): Likewise.
19542 (build_pred_graph): Likewise.
19543 (build_succ_graph): Likewise.
19544 (rewrite_constraints): Likewise.
19545 (do_simple_structure_copy): Remove.
19546 (do_rhs_deref_structure_copy): Remove.
19547 (do_lhs_deref_structure_copy): Remove.
19548 (collapse_rest_of_var): Remove.
19549 (do_structure_copy): Re-implement.
19550 (pta_stats): New global variable.
19551 (dump_pta_stats): New function.
19552 (struct constraint_expr): Make offset signed.
19553 (UNKNOWN_OFFSET): Define special value.
19554 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19555 (solution_set_expand): New helper function split out from ...
19556 (do_sd_constraint): ... here.
19557 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19558 (do_ds_constraint): Likewise.
19559 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19560 and CALLUSED = *CALLUSED.
19561 (set_union_with_increment): Make inc argument signed.
19562 (type_safe): Remove.
19563 (get_constraint_for_ptr_offset): Handle unknown and negative
19565 (first_vi_for_offset): Handle offsets before start. Bail
19566 out early for offsets beyond the variable extent.
19567 (first_or_preceding_vi_for_offset): New function.
19568 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19569 Together with ESCAPED = *ESCAPED this properly computes reachability.
19570 (find_what_var_points_to): New function.
19571 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19572 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19573 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19574 pt_solutions_intersect): New functions.
19575 (compute_call_used_vars): Remove.
19576 (compute_may_aliases): New main entry into PTA computation.
19577 * gimple.h (gimple_p): New typedef.
19578 (struct gimple_statement_base): Remove references_memory_p.
19579 (struct gimple_statement_with_memory_ops_base): Remove
19580 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19582 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19583 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19584 gimple_set_references_memory): Remove.
19585 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19586 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19588 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19589 (verify_expr): Allow RESULT_DECL.
19590 (gimple_duplicate_bb): Do not copy virtual operands.
19591 (gimple_duplicate_sese_region): Adjust.
19592 (gimple_duplicate_sese_tail): Likewise.
19593 (mark_virtual_ops_in_region): Remove.
19594 (move_sese_region_to_fn): Do not call it.
19595 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19596 and pass_simple_dse.
19597 (execute_function_todo): Handle TODO_update_address_taken,
19598 call execute_update_addresses_taken for TODO_rebuild_alias.
19599 (execute_todo): Adjust.
19600 (execute_one_pass): Init dump files early.
19601 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19603 (create_general_new_stmt): Clear vops.
19604 * tree-ssa-reassoc.c (get_rank): Adjust.
19605 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19606 symbols for renaming.
19607 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19608 (PARAM_AVG_ALIASED_VOPS): Likewise.
19609 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19610 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19611 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19612 (operand_build_cmp, copy_virtual_operands,
19613 create_ssa_artificial_load_stmt, add_to_addressable_set,
19614 gimple_add_to_addresses_taken): Remove public functions.
19615 (unlink_stmt_vdef): New function.
19617 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19619 * config.gcc (powerpc-*-linux*): Merge variants.
19621 2009-04-02 Chao-ying Fu <fu@mips.com>
19622 James Grosbach <james.grosbach@microchip.com>
19624 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19625 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19627 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19628 keep_interrupts_masked_p, use_debug_exception_return_p.
19629 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19630 keep_interrupts_masked, use_debug_exception_return.
19631 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19632 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19634 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19635 (mips_print_operand): Process COP0 registers to print $0 .. $31
19636 correctly for GAS to process.
19637 (mips_interrupt_extra_call_saved_reg_p): New function.
19638 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19640 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19641 (mips_compute_frame_info): Add supports for interrupt context that
19642 includes doubleword accumulators and COP0 registers.
19643 (mips_for_each_saved_acc): New function.
19644 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19645 mips_for_each_saved_reg.
19646 (mips_save_reg): Save accumulators.
19647 (mips_kernel_reg_p): A new for_each_rtx callback.
19648 (mips_expand_prologue): Support interrupt handlers.
19649 (mips_restore_reg): Restore accumulators.
19650 (mips_expand_epilogue): Support interrupt handlers.
19651 (mips_can_use_return_insn): Return false for interrupt handlers.
19652 (mips_epilogue_uses): New function.
19653 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19654 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19655 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19656 cop0_move): New instructions.
19657 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19658 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19660 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19662 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19663 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19664 interrupt handlers, we use K0 as the temporary register.
19665 (EPILOGUE_USES): Change to a function call.
19666 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19667 handlers, we use K0 as the temporary register.
19669 * doc/extend.texi (Function Attributes): Document interrupt,
19670 use_shadow_register_set, keep_interrupts_masked,
19671 use_debug_exception_return for MIPS attributes.
19673 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19675 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19676 Remove a number of t-files from tmake_file.
19677 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19678 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19679 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19680 target_prototype, not TARGET_PROTOTYPE.
19681 (LINK_OS_GNU_SPEC): Define.
19682 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19683 and darwin-ldoubdle.c.
19685 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19688 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19689 (cpp_options): Ditto.
19690 (default_compilers): Ditto.
19691 (display_help): Ditto.
19692 (process_command): Ditto.
19693 (do_spec_1): Ditto.
19694 (set_input): Use lbasename instead of duplicate code.
19695 (save_temps_prefix): New static for -save-temps=obj.
19696 (save_temps_length): Ditto.
19698 * doc/invoke.texi (-save-temps=obj): Document new variant to
19699 -save-temps switch.
19701 2009-04-02 Jeff Law <law@redhat.com>
19703 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19706 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19708 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19709 * configure: Regenerated.
19711 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19713 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
19714 share the argument list.
19716 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19720 2009-02-12 Diego Novillo <dnovillo@google.com>
19722 * varpool.c (debug_varpool): New.
19723 * cgraph.h (debug_varpool): Declare.
19725 2009-04-02 Jan Hubicka <jh@suse.cz>
19727 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
19730 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19732 * config/i386/i386.c (ix86_abi): Move initialization to ...
19733 (override_options): Here.
19735 2009-04-02 Christian Bruel <christian.bruel@st.com>
19737 * config/sh/sh.c (sh_dwarf_register_span): New function.
19738 (TARGET_DWARF_REGISTER_SPAN): Define.
19739 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
19741 2009-04-02 Ira Rosen <irar@il.ibm.com>
19743 PR tree-optimization/39595
19744 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
19745 interleaved loads group is not greater than the SLP group size.
19747 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
19749 * builtins.c (is_builtin_name): New.
19750 (called_as_built_in): Use is_builtin_name.
19751 * tree.h (is_builtin_name): New.
19752 * varasm.c (incorporeal_function_p): Use is_builtin_name
19754 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
19756 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
19758 2009-04-02 Dodji Seketeli <dodji@redhat.com>
19761 * c-decl.c (clone_underlying_type): Move this ...
19762 * c-common.c (set_underlying_type): ... here.
19763 Also, make sure the function properly sets TYPE_STUB_DECL() on
19764 the newly created typedef variant type.
19765 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
19766 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
19769 2009-04-02 Richard Guenther <rguenther@suse.de>
19771 PR tree-optimization/37221
19772 * tree-flow.h (degenerate_phi_result): Declare.
19773 * tree-ssa-dom.c (degenerate_phi_result): Export.
19774 * tree-scalar-evolution.c (analyze_initial_condition): If
19775 the initial condition is defined by a degenerate PHI node
19776 use the degenerate value.
19778 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
19780 PR rtl-optimization/39588
19781 * combine.c (merge_outer_ops): Do not set the constant when this
19783 (simplify_shift_const_1): Do not modify it either in this case.
19785 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
19787 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
19788 tuning is deprecated if -mtune value is set to an Itanium1 variant.
19790 2009-04-01 Janis Johnson <janis187@us.ibm.com>
19793 * c-lex.c (interpret_float): Default (no suffix) is double.
19795 2009-04-1 Xinliang David Li <davidxl@google.com>
19797 * config/i386/i386.c (legitimate_constant_p): Recognize
19798 all one vector constant.
19800 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19802 * config/vax/vax.c: Add #includes to silence warnings.
19803 Change #include order to silence two warnings.
19805 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19807 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
19808 (ASM_SPEC): Pass -k to the assembler for PIC code.
19810 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19812 * config.gcc: Add vax-*-linux* to the switch.
19813 * config/vax/linux.h: New file. (TARGET_VERSION,
19814 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
19816 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19818 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
19819 Use predicate macros instead of GET_CODE() == foo.
19820 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
19821 ashlsi3, rotrsi3, <unnamed>): Likewise.
19823 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19825 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
19826 jbbccihi, jbbccisi): Remova trailing whitespace.
19827 * config/vax/constraints.md: Likewise.
19828 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
19829 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
19830 * config/vax/predicates.md: Likewise.
19831 * config/vax/vax.c (print_operand_address, vax_output_int_move,
19832 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
19833 * config/vax/vax.h: Likewise.
19834 * config/vax/vax.md (nonlocal_goto): Likewise.
19836 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19838 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
19839 (indirectable_address_p, adjacent_operands_p): Add spaces around
19841 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
19843 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19845 * config/vax/vax.c (legitimate_constant_address_p,
19846 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
19847 index_term_p, reg_plus_index_p, legitimate_address_p,
19848 vax_mode_dependent_address_p): Update comments to match functions
19849 modified by the recent int->bool conversion.
19851 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19853 * config/vax/builtins.md: Update copyright message.
19854 * config/vax/constraints.md: Likewise.
19855 * config/vax/netbsd-elf.h: Likewise.
19856 * config/vax/predicates.md: Likewise.
19857 * config/vax/vax-protos.h: Likewise.
19858 * config/vax/vax.c: Likewise.
19859 * config/vax/vax.h: Likewise.
19860 * config/vax/vax.md: Likewise.
19861 * config/vax/vax.opt: Likewise.
19863 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
19865 * config/vax/builtins.md (ffssi2, ffssi2_internal,
19866 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
19867 * config/vax/constraints.md (B, R): Likewise.
19868 * config/vax/predicates.md (external_memory_operand,
19869 nonimmediate_addsub_di_operand): Likewise.
19870 * config/vax/vax.c (vax_output_int_add): Likewise.
19871 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
19872 untyped_call): Likewise.
19874 2009-04-01 Matt Thomas <matt@3am-software.com>
19876 * config/vax/predicates.md: New file.
19877 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
19878 external_const_operand, nonsymbolic_operand, external_memory_operand,
19879 indirect_memory_operand, indexed_memory_operand,
19880 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
19881 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
19883 * config/vax/constraints.md: New file.
19884 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
19886 * config/vax/builtins.md: New file.
19887 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
19888 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
19890 * config/vax/vax.opt (mqmath): Add option.
19891 * config/vax/vax.md (isfx): Extend with DI.
19892 (VAXintQH, VAXintQHSD): Define.
19893 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
19894 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
19895 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
19896 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
19897 (movdi): Update constraints and use vax_output_int_move().
19898 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
19899 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
19900 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
19901 nonlocal_goto): New.
19902 (mov<mode>): Extend accepted operand types.
19903 (subdi3_old): Rename from subdi3, change update constraints and use
19904 a new implementation.
19905 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
19906 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
19907 MOVE_RATIO, CLEAR_RATIO): Define.
19908 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
19909 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
19910 (PRINT_OPERAND): Redefine using a function instead of inlined code.
19911 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
19912 (split_quadword_operands): Make static and really allow variable
19914 (print_operand_address): Update for PIC generation.
19915 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
19916 indexable_address_p, fixup_mathdi_operand,
19917 vax_expand_addsub_di_operands, adjacent_operands_p): New.
19918 (vax_float_literal, legitimate_constant_p,
19919 indirectable_constant_address_p, index_term_p,
19920 reg_plus_index_p): Return bool instead of int.
19921 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
19923 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
19925 (vax_output_conditional_branch): Indent.
19926 (legitimate_constant_address_p, indirectable_constant_address_p,
19927 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
19928 vax_mode_dependent_address_p): Return bool instead of int, update for
19930 * config/vax/vax-protos.h (legitimate_constant_address_p,
19931 legitimate_constant_p, legitimate_address_p,
19932 vax_mode_dependent_address_p): Change declaration to bool.
19933 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
19934 vax_expand_addsub_di_operands, vax_output_int_subtract,
19935 vax_output_movmemsi): Declare.
19936 (split_quadword_operands, vax_float_literal): Delete declaration.
19937 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
19938 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
19939 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
19940 ASM_OUTPUT_DWARF_PCREL): Define.
19941 (ASM_SPEC): Change definition to allow PIC generation.
19943 2009-04-01 Steve Ellcey <sje@cup.hp.com>
19945 * doc/sourcebuild.texi: Update front-end requirements.
19947 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19950 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
19951 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
19952 (booldi3_internal3): Use boolean_or_operator instead of
19955 2009-04-01 Joseph Myers <joseph@codesourcery.com>
19958 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
19959 declarator whose size is not an integer constant expression but
19960 folds to an integer constant, then treat it as a constant
19963 2009-04-01 Richard Guenther <rguenther@suse.de>
19965 * fold-const.c (fold_plusminus_mult_expr): Do not fold
19966 i * 4 + 2 to (i * 2 + 1) * 2.
19968 2009-04-01 Jakub Jelinek <jakub@redhat.com>
19971 * c-parser.c (c_parser_asm_statement): Skip until close paren and
19972 return if c_parser_asm_string_literal returned NULL.
19974 2009-04-01 Nick Clifton <nickc@redhat.com>
19976 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
19978 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
19979 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
19980 other typedefs to avoid conflicts with libgcc2.c. Define labels
19981 to gain 16-bit bit-manipulation functions from libgcc2.c and then
19983 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
19984 to gain 16-bit trapping arithmetic functions from libgcc2.c and
19987 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
19989 * varasm.c (default_function_rodata_section): Declare DOT as
19992 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
19993 Andrey Galkin <agalkin@hypercom.com>
19996 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
19997 Make object_name unique for each process.
19999 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20002 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20003 addressable variables in the parallel that could go out of scope while
20004 running queued tasks.
20006 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20008 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20009 (CASE_VALUES_THRESHOLD): Redefine.
20010 * config/avr/avr.c (avr_override_options): Remove initialization of
20011 avr_case_values_threshold variable.
20012 (avr_case_values_threshold): Remove variable. Add new function.
20013 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20014 * config/avr/avr.opt (mno-tablejump): Remove option.
20015 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20017 2009-04-01 DJ Delorie <dj@redhat.com>
20019 * varasm.c (default_function_rodata_section): Don't assume
20020 anything about where the first '.' in the section name is.
20022 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20024 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20025 rs6000_emit_stack_tie.
20027 2009-03-31 Ian Lance Taylor <iant@google.com>
20029 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20030 gimple_code with GIMPLE_RESX, not RESX.
20032 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20034 * c-common.c (c_get_ident): New.
20035 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20037 2009-04-01 Ben Elliston <bje@au.ibm.com>
20039 * config/rs6000/sysv4.opt (msdata): Improve option description.
20041 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20043 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20044 (divdf3_internal_lat): Remove.
20045 (divxf3_internal_lat): Remove.
20046 (divxf3_internal_thr): Remove.
20047 (divxf): Use divxf3_internal.
20048 * config/ia64/div.md (divsf3_internal_lat): New.
20049 (divdf3_internal_lat): New.
20050 (divxf3_internal): New.
20052 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20055 * Makefile.in (USE_GCC_STDINT): Define.
20056 (stmp-int-hdrs): Install stdint.h if applicable.
20057 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20059 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20060 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20061 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20062 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20063 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20064 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20065 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20066 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20067 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20068 (c_common_nodes_and_builtins): Initialize
20069 underlying_wchar_type_node. Do not initialize
20070 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20071 nodes for new types.
20072 (c_stddef_cpp_builtins): Define macros for new types.
20073 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20075 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20076 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20077 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20078 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20079 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20080 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20081 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20082 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20083 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20084 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20085 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20086 int16_type_node, int32_type_node, int64_type_node,
20087 uint8_type_node, uint16_type_node, c_uint32_type_node,
20088 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20089 int_least32_type_node, int_least64_type_node,
20090 uint_least8_type_node, uint_least16_type_node,
20091 uint_least32_type_node, uint_least64_type_node,
20092 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20093 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20094 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20095 uintptr_type_node): Define.
20096 * c-cppbuiltin.c (builtin_define_constants,
20097 builtin_define_type_minmax): New.
20098 (builtin_define_stdint_macros): Define more macros.
20099 (c_cpp_builtins): Define more limit macros.
20100 (type_suffix): New.
20101 (builtin_define_type_max): Define in terms of
20102 builtin_define_type_minmax. Remove is_long parameter. All
20104 * config.gcc (use_gcc_stdint): Define.
20105 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20106 Add newlib-stdint.h for generic targets.
20107 * config/glibc-stdint.h, config/newlib-stdint.h,
20108 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20109 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20110 * config/score/score.h (UINTPTR_TYPE): Define.
20111 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20112 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20113 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20114 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20115 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20116 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20117 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20118 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20119 * config/spu/spu.h (STDINT_LONG32): Define.
20120 * configure.ac (use_gcc_stdint): Substitute.
20121 * configure: Regenerate.
20122 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20123 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20124 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20125 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20126 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20127 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20128 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20129 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20130 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20131 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20132 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20133 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20134 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20135 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20136 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20137 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20138 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20139 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20140 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20141 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20142 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20143 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20144 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20145 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20146 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20147 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20148 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20149 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20150 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20152 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20154 * loop-iv.c (suitable_set_for_replacement): Renamed from
20155 simplify_using_assignment; changed to return bool and to accept new
20156 args DEST and SRC. Return true iff we find a source/destination pair
20157 that can be used to make a replacement, and fill SRC and DEST if so.
20158 Remove arg ALTERED. Don't deal with altered regs here. All callers
20160 (simplify_using_initial_values): Deal with altered regs here and track
20161 more precisely the effect they have on the validity of our expression.
20163 * loop-iv.c (simplify_using_condition): A condition of the form
20164 (EQ REG CONST) can be used to simply make a substitution.
20165 (simplify_using_initial_values): Keep track of conditions we have seen
20166 and keep using them to simplify new expressions, while applying the
20167 same substitutions to them as to the expression.
20169 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20170 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20173 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20174 changed. Use this when trying to improve the upper bound.
20175 Generate the comparison by using simplify_gen_relational.
20177 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20179 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20181 (simplify_using_assignment, simplify_using_initial_values): Call
20182 replace_in_expr to make replacements. Call replace_single_def_regs
20183 once on the initial version of the expression.
20185 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20188 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20190 2009-03-31 Richard Guenther <rguenther@suse.de>
20192 PR middle-end/31029
20193 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20194 equality comparisons. Fold C - X CMP X if C % 2 == 1.
20196 2009-03-31 Richard Guenther <rguenther@suse.de>
20198 * tree.h (div_if_zero_remainder): Declare.
20199 * fold-const.c (div_if_zero_remainder): Export.
20200 * tree-ssa-forwprop.c
20201 (forward_propagate_addr_into_variable_array_index): Handle
20202 constant array index addition outside of the variable index.
20204 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20207 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
20208 define_splits, floatunssi<mode>2): Require x87 conversions from
20209 DImode to be permitted.
20211 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20213 PR preprocessor/15638
20214 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
20216 2009-03-31 Richard Guenther <rguenther@suse.de>
20218 PR middle-end/23401
20219 PR middle-end/27810
20220 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20221 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20222 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20223 a separate statement.
20224 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20225 (lookup_tmp_var): Likewise.
20226 (is_gimple_formal_tmp_or_call_rhs): Remove.
20227 (is_gimple_reg_or_call_rhs): Rename to ...
20228 (is_gimple_reg_rhs_or_call): ... this.
20229 (is_gimple_mem_or_call_rhs): Rename to ...
20230 (is_gimple_mem_rhs_or_call): ... this.
20231 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20232 DECL_GIMPLE_REG_P only if is_formal is true.
20233 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20234 for non-proper post-modify expression gimplification.
20235 (gimplify_self_mod_expr): For post-modify expressions gimplify
20236 the lvalue to a minimal lvalue.
20237 (rhs_predicate_for): Remove formal temp case.
20238 (gimplify_modify_expr_rhs): Likewise.
20239 (gimplify_addr_expr): Use is_gimple_reg.
20240 (gimplify_expr): Remove formal temp cases.
20241 (gimple_regimplify_operands): Likewise.
20242 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20243 and FILTER_EXPR like constants.
20244 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20246 (is_gimple_formal_tmp_rhs): Remove.
20247 (is_gimple_reg_rhs): Remove special casing.
20248 (is_gimple_mem_rhs): Fix.
20249 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20250 (is_gimple_formal_tmp_var): Remove.
20251 (is_gimple_formal_tmp_reg): Likewise.
20252 (is_gimple_min_lval): Allow invariant component ref parts.
20253 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20254 is_gimple_formal_tmp_reg): Remove declarations.
20255 * tree-cfg.c (verify_expr): Verify that variables with address
20256 taken do not have DECL_GIMPLE_REG_P set.
20257 * tree-mudflap.c (mf_build_check_statement_for): Use
20258 force_gimple_operand instead of gimplify_expr.
20260 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20262 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20263 schedulable rows to compute_split_row.
20265 2009-03-31 Ben Elliston <bje@au.ibm.com>
20268 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20271 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20273 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20274 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20275 * configure: Regenerate.
20276 * config.in: Regenerate.
20277 * config/rs6000/rs6000.opt (mtls-markers): Add.
20278 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20279 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20280 (tls_ld_aix, tls_ld_sysv): Likewise.
20281 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20282 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20284 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20286 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20288 2009-03-30 Jan Hubicka <jh@suse.cz>
20290 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20292 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20293 detection and label handling.
20295 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20297 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20298 left_conflicts_size.
20299 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20300 ALLOCNO_LEFT_CONFLICTS_SIZE.
20302 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20303 remove_allocno_from_bucket_and_push,
20304 allocno_spill_priority_compare, push_allocnos_to_stack,
20305 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20306 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20307 (setup_allocno_left_conflicts_num): Ditto. Rename to
20308 setup_allocno_left_conflicts_size.
20309 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20310 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20311 setup_allocno_left_conflicts_size instead of
20312 setup_allocno_left_conflicts_num.
20314 * ira-build.c (ira_create_allocno): Use
20315 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20316 ALLOCNO_LEFT_CONFLICTS_NUM.
20318 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20320 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20321 instead of DF_LR_OUT.
20323 * ira-lives.c (process_bb_node_lives): Ditto.
20325 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20326 instead of DF_LR_{OUT,IN}.
20328 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20330 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20332 2009-03-30 Jan Hubicka <jh@suse.cz>
20334 * except.c (label_to_region_map): Fix thinko.
20336 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20338 PR middle-end/38237
20339 * tree.h (tree_find_value): New declaration.
20340 * tree.c (tree_find_value): New function.
20341 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20343 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20346 * c-decl.c (struct c_binding): Add locus field.
20347 (bind): Add locus argument, set locus field from it.
20348 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20349 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20350 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20351 implicitly_declare, undeclared_variable, lookup_label,
20352 declare_label, c_make_fname_decl, c_builtin_function,
20353 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20356 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20359 * config/i386/i386.c (classify_argument): Check total size of
20362 2009-03-30 Martin Jambor <mjambor@suse.cz>
20364 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20365 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20366 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20369 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20370 seen_variable_array_ref while also traversing a union.
20372 * tree-inline.c (optimize_inline_calls): Do not call
20373 cgraph_node_remove_callees.
20374 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20375 (pass_remove_cgraph_callee_edges): New variable.
20376 * passes.c (init_optimization_passes): Add
20377 pass_remove_cgraph_callee_edges after early inlining and before all
20378 late intraprocedural passes.
20380 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20382 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20384 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20385 Fix typos in names.
20387 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20389 * combine.c (simplify_comparison): Use have_insn_for.
20390 * dojump.c (do_jump): Likewise.
20392 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20394 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20395 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20396 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20397 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20398 instead of sparc_compare_emitted.
20399 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20400 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20401 instead of sparc_compare_emitted.
20403 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20405 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20406 enter/exit cfglayout mode.
20407 (pass_partition_block): Require it.
20408 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20409 (combine_instructions): Track basic blocks instead of labels.
20410 (update_cfg_for_uncondjump): New.
20411 (try_combine): Use it. Update jumps after rescanning.
20412 (pass_combine): Require PROP_cfglayout.
20413 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20415 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20417 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20418 Provide/destroy PROP_cfglayout respectively.
20419 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20420 * tree-pass.h (PROP_cfglayout): New.
20422 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20424 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20425 fold_convert_const_fixed_from_fixed,
20426 fold_convert_const_fixed_from_int,
20427 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20428 set TREE_CONSTANT_OVERFLOW.
20429 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20430 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20432 2009-03-30 Ira Rosen <irar@il.ibm.com>
20434 * tree-vect-loop-manip.c: New file.
20435 * tree-vectorizer.c: Update documentation and included files.
20436 (vect_loop_location): Make extern.
20437 (rename_use_op): Move to tree-vect-loop-manip.c
20438 (rename_variables_in_bb, rename_variables_in_loop,
20439 slpeel_update_phis_for_duplicate_loop,
20440 slpeel_update_phi_nodes_for_guard1,
20441 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20442 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20443 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20444 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20445 find_loop_location): Likewise.
20446 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20447 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20448 get_vectype_for_scalar_type, vect_is_simple_use,
20449 supportable_widening_operation, supportable_narrowing_operation):
20451 (bb_in_loop_p): Move to tree-vect-loop.c.
20452 (new_loop_vec_info, destroy_loop_vec_info,
20453 reduction_code_for_scalar_code, report_vect_op,
20454 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20455 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20456 (vect_supportable_dr_alignment): Likewise.
20457 * tree-vectorizer.h (tree-data-ref.h): Include.
20458 (vect_loop_location): Declare.
20459 Reorganize function declarations according to the new file structure.
20460 * tree-vect-loop.c: New file.
20461 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20462 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20463 * tree-vect-data-refs.c: New file.
20464 * tree-vect-patterns.c (timevar.h): Don't include.
20465 * tree-vect-stmts.c: New file.
20466 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20467 tree-vect-slp.c, tree-vect-loop.c.
20468 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20469 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20470 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20471 (tree-vect-analyze.o): Remove.
20472 (tree-vect-transform.o): Likewise.
20473 (tree-vect-data-refs.o): Add rule.
20474 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20475 tree-vect-slp.o): Likewise.
20476 (tree-vect-patterns.o): Remove redundant dependencies.
20477 (tree-vectorizer.o): Likewise.
20478 * tree-vect-slp.c: New file.
20480 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20482 * optc-gen.awk: Warn if an option flag has multiple different
20485 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20487 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20488 -floop-block): Document dependences on PPL, CLooG and Graphite.
20490 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20492 PR rtl-optimization/323
20493 * c-common.c (c_fully_fold, convert_and_check,
20494 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20495 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20496 * c-common.def (EXCESS_PRECISION_EXPR): New.
20497 * c-cppbuiltin.c (builtin_define_float_constants): Define
20498 constants with enough digits for long double.
20499 * c-lex.c (interpret_float): Interpret constant with excess
20500 precision where appropriate.
20501 * c-opts.c (c_common_post_options): Set
20502 flag_excess_precision_cmdline. Give an error for
20503 -fexcess-precision=standard for C++ for processors where the
20504 option is significant.
20505 * c-parser.c (c_parser_conditional_expression): Handle excess
20506 precision in condition.
20507 * c-typeck.c (convert_arguments): Handle arguments with excess
20509 (build_unary_op): Move excess precision outside operation.
20510 (build_conditional_expr): Likewise.
20511 (build_compound_expr): Likewise.
20512 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20513 (build_modify_expr): Handle excess precision in RHS.
20514 (convert_for_assignment): Handle excess precision in converted
20516 (digest_init, output_init_element, process_init_element): Handle
20517 excess precision in initializer.
20518 (c_finish_return): Handle excess precision in return value.
20519 (build_binary_op): Handle excess precision in operands and add
20520 excess precision as needed for operation.
20521 * common.opt (-fexcess-precision=): New option.
20522 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20523 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20524 For standard excess precision, output explicit conversion to and
20525 truncation from XFmode.
20526 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20527 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20528 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20529 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20530 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20531 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20532 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20533 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20534 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20535 define_splits, sqrt<mode>2): Disable where appropriate for
20536 standard excess precision.
20537 * convert.c (convert_to_real): Do not shorten arithmetic to type
20538 for which excess precision would be used.
20539 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20540 * doc/invoke.texi (-fexcess-precision=): Document option.
20541 (-mfpmath=): Correct index entry.
20542 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20543 flag_excess_precision): New.
20544 * langhooks.c (lhd_post_options): Set
20545 flag_excess_precision_cmdline.
20546 * opts.c (common_handle_option): Handle -fexcess-precision=.
20547 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20548 init_excess_precision): New.
20549 (lang_dependent_init_target): Call init_excess_precision.
20550 * tree.c (excess_precision_type): New.
20551 * tree.h (excess_precision_type): Declare.
20553 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20556 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20557 non-lvalue to component.
20559 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20561 PR preprocessor/34695
20562 * Makefile.in (c-opts.o): Depend on c-tree.h.
20563 * c-common.c: Move down include of diagnostic.h.
20564 (done_lexing, c_cpp_error): New.
20565 * c-common.h (done_lexing): Declare.
20566 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20568 * c-opts.c: Include c-tree.h.
20569 (c_common_init_options): Set preprocessor error callback.
20570 (c_common_handle_option): Do not set preprocessor
20571 inhibit_warnings, warnings_are_errors, warn_system_headers,
20572 pedantic_errors or inhibit_warnings flags.
20573 (c_common_post_options): Do not check cpp_errors (parse_in).
20574 (c_common_finish): Do not output dependencies if there were
20575 errors. Do not check return value of cpp_finish.
20576 * c-ppoutput.c (pp_file_change): Set input_location.
20577 * c-tree.h (c_cpp_error): Declare.
20578 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20580 (diagnostic_build_prefix): Check override_column.
20581 * diagnostic.h (diagnostic_info): Add override_column field.
20582 (diagnostic_override_column): Define.
20584 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20586 * c-common.c (c_expand_expr, c_staticp): Remove.
20587 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20588 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20589 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20590 * c-gimplify.c (gimplify_compound_literal_expr,
20591 optimize_compound_literals_in_ctor): Remove.
20592 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20593 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20594 * c-semantics.c (emit_local_var): Remove.
20596 * langhooks-def.h (lhd_expand_expr): Remove.
20597 * langhooks.c (lhd_expand_expr): Remove.
20598 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20600 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20601 handling from c-semantics.c; don't call into langhook.
20602 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20603 * gimplify.c (gimplify_compound_literal_expr,
20604 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20605 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20606 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20607 as was done in c-gimplify.c.
20608 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20609 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20610 Move from c-common.h.
20611 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20613 * tree.c (staticp): Do not call langhook.
20614 * langhooks.c (lhd_staticp): Delete.
20615 * langhooks-def.h (lhd_staticp): Delete prototype.
20616 (LANG_HOOKS_STATICP): Delete.
20617 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20619 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20620 instead of DECL_STMTs.
20622 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20630 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20632 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20633 contained expression.
20634 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20635 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20636 conditional expressions for C.
20637 (decl_constant_value_for_optimization): Move from
20638 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20639 whether optimizing and that the expression is a VAR_DECL not of
20640 array type instead of doing such checks in the caller. Do not
20641 check pedantic. Call gcc_unreachable for C++.
20642 * c-common.def (C_MAYBE_CONST_EXPR): New.
20643 * c-common.h (c_fully_fold, c_save_expr,
20644 decl_constant_value_for_optimization): New prototypes.
20645 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20646 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20647 EXPR_INT_CONST_OPERANDS): Define.
20648 * c-convert.c (convert): Strip nops from expression.
20649 * c-decl.c (groktypename): Take extra parameters expr and
20650 expr_const_operands. Update call to grokdeclarator.
20651 (start_decl): Update call to grokdeclarator. Add statement for
20652 expressions used in type of decl.
20653 (grokparm): Update call to grokdeclarator.
20654 (push_parm_decl): Update call to grokdeclarator.
20655 (build_compound_literal): Add parameter non_const and build a
20656 C_MAYBE_COSNT_EXPR if applicable.
20657 (grokdeclarator): Take extra parameters expr and
20658 expr_const_operands. Track expressions used in declaration
20659 specifiers and declarators. Fold array sizes and track whether
20660 they are constant expressions and whether they are integer
20661 constant expressions.
20662 (parser_xref_tag): Set expr and expr_const_operands fields in
20664 (grokfield): Update call to grokdeclarator.
20665 (start_function): Update call to grokdeclarator.
20666 (build_null_declspecs): Set expr and expr_const_operands fields in
20668 (declspecs_add_type): Handle expressions in typeof specifiers.
20669 * c-parser.c (c_parser_declspecs): Set expr and
20670 expr_const_operands fields for declaration specifiers.
20671 (c_parser_enum_specifier): Likewise.
20672 (c_parser_struct_or_union_specifier): Likewise.
20673 (c_parser_typeof_specifier): Likewise. Update call to
20674 groktypename. Fold expression as needed. Return expressions with
20675 type instead of adding statements.
20676 (c_parser_attributes): Update calls to c_parser_expr_list.
20677 (c_parser_statement_after_labels): Fold expression before passing
20678 to objc_build_throw_stmt.
20679 (c_parser_condition): Fold expression.
20680 (c_parser_asm_operands): Fold expression.
20681 (c_parser_conditional_expression): Use c_save_expr. Update call
20682 to build_conditional_expr.
20683 (c_parser_alignof_expression): Update call to groktypename.
20684 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20685 original_code. Fold expression argument of va_arg. Create
20686 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20687 argument to va_arg. Update calls to groktypename. Fold array
20688 index for offsetof. Verify that first argument to
20689 __builtin_choose_expr has integer type.
20690 (c_parser_postfix_expression_after_paren_type): Update calls to
20691 groktypename and build_compound_literal. Handle expressions with
20692 side effects in type name.
20693 (c_parser_postfix_expression_after_primary): Update call to
20694 c_parser_expr_list. Set original_code for calls to
20695 __builtin_constant_p.
20696 (c_parser_expr_list): Take extra parameter fold_p. Fold
20697 expressions if requested.
20698 (c_parser_objc_type_name): Update call to groktypename.
20699 (c_parser_objc_synchronized_statement): Fold expression.
20700 (c_parser_objc_receiver): Fold expression.
20701 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20702 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20703 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20704 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20705 (struct c_typespec): Add elements expr and expr_const_operands.
20706 (struct c_declspecs): Add elements expr and expr_const_operands.
20707 (groktypename, build_conditional_expr, build_compound_literal):
20709 (in_late_binary_op): Declare.
20710 * c-typeck.c (note_integer_operands): New function.
20711 (in_late_binary_op): New variable.
20712 (decl_constant_value_for_broken_optimization): Move to c-common.c
20713 and rename to decl_constant_value_for_optimization.
20714 (default_function_array_conversion): Do not strip nops.
20715 (default_conversion): Do not call
20716 decl_constant_value_for_broken_optimization.
20717 (build_array_ref): Do not fold result.
20718 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
20719 result when operand is a VLA.
20720 (c_expr_sizeof_type): Update call to groktypename. Handle
20721 expressions included in type name. Use C_MAYBE_CONST_EXPR for
20722 result when operand names a VLA type.
20723 (build_function_call): Update call to build_compound_literal.
20724 Only fold result for calls to __builtin_* functions. Strip
20725 NOP_EXPR from INTEGER_CST returned from such functions. Fold
20726 the function designator.
20727 (convert_arguments): Fold arguments. Update call to
20728 convert_for_assignment.
20729 (build_unary_op): Handle increment and decrement of
20730 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
20731 decrement earlier. Fold operand of increment and decrement.
20732 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
20733 built for integer operand. Wrap returns that are INTEGER_CSTs
20734 without being integer constant expressions or that have integer
20735 constant operands without being INTEGER_CSTs.
20736 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
20737 (build_conditional_expr): Add operand ifexp_bcp. Track whether
20738 result is an integer constant expression or can be used in
20739 unevaluated parts of one and avoid folding and wrap as
20740 appropriate. Fold operands before possibly doing -Wsign-compare
20742 (build_compound_expr): Wrap result for C99 if operands can be used
20743 in integer constant expressions.
20744 (build_c_cast): Update call to digest_init. Do not ignore
20745 overflow from casting floating-point constants to integers. Wrap
20746 results that could be confused with integer constant expressions,
20747 null pointer constants or floating-point constants.
20748 (c_cast_expr): Update call to groktypename. Handle expressions
20749 included in type name.
20750 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
20751 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
20752 Update calls to convert_for_assignment.
20753 (convert_for_assignment): Take new parameter
20754 null_pointer_constant. Do not strip nops or call
20755 decl_constant_value_for_broken_optimization. Set
20756 in_late_binary_op for conversions to boolean.
20757 (store_init_value): Update call to digest_init.
20758 (digest_init): Take new parameter null_pointer_constant. Do not
20759 call decl_constant_value_for_broken_optimization. pedwarn for
20760 initializers not constant expressions. Update calls to
20761 convert_for_assignment.
20762 (constructor_nonconst): New.
20763 (struct constructor_stack): Add nonconst element.
20764 (really_start_incremental_init, push_init_level, pop_init_level):
20765 Handle constructor_nonconst and nonconst element.
20766 (set_init_index): Call constant_expression_warning for array
20768 (output_init_element): Fold value. Set constructor_nonconst as
20769 applicable. pedwarn for initializers not constant expressions.
20770 Update call to digest_init. Call constant_expression_warning
20771 where constant initializers are required.
20772 (process_init_element): Use c_save_expr.
20773 (c_finish_goto_ptr): Fold expression.
20774 (c_finish_return): Fold return value. Update call to
20775 convert_for_assignment.
20776 (c_start_case): Fold switch expression.
20777 (c_process_expr_stmt): Fold expression.
20778 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
20779 ensure statement expression is not evaluated in constant expression.
20780 (build_binary_op): Track whether results are integer constant
20781 expressions or may occur in such, disable folding and wrap results
20782 as applicable. Fold operands for -Wsign-compare warnings unless
20784 (c_objc_common_truthvalue_conversion): Handle results folded to
20785 integer constants that are not integer constant expressions.
20786 * doc/extend.texi: Document when typeof operands are evaluated,
20787 that condition of __builtin_choose_expr is an integer constant
20788 expression, and more about use of __builtin_constant_p in
20791 2009-03-29 Richard Guenther <rguenther@suse.de>
20793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
20794 propagate addresses of array references.
20796 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
20798 * regmove.c (perhaps_ends_bb_p): Remove.
20799 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
20800 from INSN and check that the main loop stays within that basic block.
20801 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
20802 (regmove_forward_pass): Split out from regmove_optimize. Use
20803 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
20804 (regmove_backward_pass): Split out from regmove_optimize. Use
20805 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
20806 (regmove_optimize): Simplify.
20808 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20811 * config/i386/i386.c (classify_argument): Ignore flexible array
20812 member in struct and warn ABI change.
20814 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
20816 * config/i386/i386-protos.h (ix86_agi_dependent): New.
20818 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
20819 (ix86_adjust_cost): Updated.
20821 2009-03-29 Jan Hubicka <jh@suse.cz>
20823 PR middle-end/28850
20824 * tree-pass.h (pass_cleanup_eh): New function.
20825 (remove_unreachable_regions): Break code handling RTL
20826 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
20827 that can not be reached by runtime.
20828 (can_be_reached_by_runtime): New function.
20829 (label_to_region_map): New function.
20830 (num_eh_regions): New function.
20831 (rtl_remove_unreachable_regions): New function.
20832 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
20833 (remove_eh_region): New function.
20834 * except.h: Include sbitmap and vecprim.
20835 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
20836 num_eh_regions): Declare.
20837 * passes.c (init_optimization_passes): Schedule cleanup_eh.
20838 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
20839 * tree-eh.c (tree_remove_unreachable_handlers): New function.
20840 (tree_empty_eh_handler_p): New function.
20841 (cleanup_empty_eh): New function.
20842 (cleanup_eh): New function.
20843 (pass_cleanup_eh): New function.
20845 2009-03-29 Jan Hubicka <jh@suse.cz>
20847 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
20848 for removed regions.
20850 2009-03-29 Jan Hubicka <jh@suse.cz>
20852 * except.c (dump_eh_tree): Dump all datastructures.
20854 2009-03-29 Jan Hubicka <jh@suse.cz>
20856 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
20857 (duplicate_eh_regions_1): Likewise.
20858 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
20859 vector; call EH verification.
20860 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
20861 Be ready for region being removed.
20863 2009-03-29 Jan Hubicka <jh@suse.cz>
20865 * bitmap.c (bitmap_last_set_bit): New function.
20866 * bitmap.h (bitmap_last_set_bit): Declare.
20868 2009-03-29 David Ayers <ayers@fsfe.org>
20871 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
20872 by calling objc_compare_types and surpress warnings about
20873 incompatible C pointers that are compatible ObjC pointers.
20875 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
20877 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
20878 call initialize_inline_failed.
20879 (initialize_inline_failed): Move it from here ...
20880 * cgraph.c (initialize_inline_failed): ... to here.
20881 (cgraph_create_edge): Call initialize_inline_failed rather than
20882 setting inline_failed directly.
20884 2009-03-29 Ben Elliston <bje@au.ibm.com>
20887 * sysv4.opt (msdata): Improve comment.
20888 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
20889 * sysv4.h (SVR4_ASM_SPEC): Likewise.
20891 2009-03-29 Ben Elliston <bje@au.ibm.com>
20894 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
20895 load and store attributes.
20897 2009-03-29 Ben Elliston <bje@au.ibm.com>
20899 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
20900 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
20901 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
20902 * doc/extend.texi (X86 Built-in Functions): Add index entries for
20903 __builtin_infq and __builtin_huge_valq.
20905 2009-03-28 Anatoly Sokolov <aesok@post.ru>
20907 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
20909 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20910 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
20912 2009-03-28 Xinliang David Li <davidxl@google.com>
20914 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
20915 (do_dbg_cnt): New function.
20917 2009-03-28 Jan Hubicka <jh@suse.cz>
20919 Merge from pretty-ipa:
20921 2009-03-27 Jan Hubicka <jh@suse.cz>
20923 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
20924 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
20925 * passes.c (function_called_by_processed_nodes_p): New.
20926 * ipa-pure-const.c (check_call): Fix handling of operands.
20927 (analyze_function): Dump debug output for skipped bodies.
20928 (local_pure_const): Use function_called_by_processed_nodes_p.
20929 * dwarf2out.c (reference_to_unused): Use output.
20930 * passes.c (do_per_function_toporder): Likewise.
20932 2008-11-12 Jan Hubicka <jh@suse.cz>
20934 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
20935 * ipa-pure-const.c (funct_state_d): Add can throw field; make
20936 state_set_in_source enum
20937 (check_decl): Ignore memory tags; do not set fake looping flags;
20939 (check_operand, check_tree, check_rhs_var, check_lhs_var,
20940 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
20941 (check_call, analyze_function): Rewrite.
20943 (add_new_function): Update call of analyze_function.
20944 (generate_summary): Add call of analyze_function.
20945 (propagate): Propagate can_throw; handle state_set_in_source correctly.
20946 (local_pure_const): New function.
20947 (pass_local_pure_const): New pass.
20948 * ipa-inline.c (inline_transform): Set after_inlining.
20949 * tree-eh.c (stmt_can_throw_external): New.
20950 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
20951 work with aliasing built.
20952 * tree-flow.h (stmt_can_throw_external): New.
20953 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
20954 and local pure/const pass in early and late optimization queue.
20956 2009-03-28 Martin Jambor <mjambor@suse.cz>
20958 * fold-const.c (get_pointer_modulus_and_residue): New parameter
20960 (fold_binary): Allow function decl aligment consideration is the
20961 second argument is integer constant one.
20962 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
20963 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
20964 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
20966 2009-03-28 Jan Hubicka <jh@suse.cz>
20968 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
20969 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
20970 * function.h (rtl_data): Add nothrow flag.
20971 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
20972 set DECL_NOTHROW for AVAILABLE functions.
20974 2009-03-28 Jakub Jelinek <jakub@redhat.com>
20976 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
20977 following vector keyword has expansion starting with pixel or bool
20978 keyword, expand vector to __vector and pixel or bool to __pixel or
20982 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
20983 warn_if_disallowed_function_p): Removed.
20984 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
20985 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
20986 warning_if_disallowed_function_p.
20987 * flags.h (warn_if_disallowed_function_p,
20988 warn_disallowed_functions): Removed.
20989 * common.opt (Wdisallowed-function-list=): Removed.
20990 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
20992 2009-03-28 Richard Guenther <rguenther@suse.de>
20994 PR tree-optimization/38723
20995 * tree-ssa-pre.c (compute_avail): Add all default definitions to
20998 2009-03-28 Jan Hubicka <jh@suse.cz>
21000 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21001 test introduced by my previous patch.
21003 2009-03-28 Richard Guenther <rguenther@suse.de>
21005 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21006 the PHIs value undefined.
21008 2009-03-28 Jan Hubicka <jh@suse.cz>
21010 * tree-pass.h (pass_fixup_cfg): New pass.
21011 * ipa-inline.c (inline_transform): Set
21012 always_inline_functions_inlined/after_inlining.
21013 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21014 (pass_fixup_cfg): New pass.
21015 * passes.c (init_optimization_passes): Add fixup_cfg.
21017 2009-03-28 Richard Guenther <rguenther@suse.de>
21019 PR tree-optimization/38458
21020 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21021 argument use the arguments copy-of value.
21023 2009-03-28 Richard Guenther <rguenther@suse.de>
21025 PR tree-optimization/38180
21026 * tree-ssa-ccp.c (get_default_value): Simplify.
21027 (likely_value): Likewise.
21028 (surely_varying_stmt_p): Properly handle VOP case.
21029 (ccp_initialize): Likewise.
21030 (ccp_fold): Handle propagating through *&.
21031 (fold_const_aggregate_ref): Also handle decls.
21033 2009-03-28 Jan Hubicka <jh@suse.cz>
21035 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21036 * cgraph.h (cgraph_node): Likewise.
21037 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21038 (cgraph_reset_node): Use process flag.
21039 (cgraph_mark_functions_to_output): Likewise.
21040 (cgraph_expand_function): Likewise.
21041 (cgraph_expand_all_functions): Likewise.
21042 (cgraph_output_in_order): Likewise.
21043 * dwarf2out.c (reference_to_unused): Likewise.
21044 * passes.c do_per_function_toporder): Likewise.
21046 2009-03-28 Jan Hubicka <jh@suse.cz>
21048 Bring from lto-branch:
21050 2008-09-03 Doug Kwan <dougkwan@google.com>
21052 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21053 enums instead of reason strings.
21054 * cgraph.c (cgraph_create_edge): Same.
21055 (cgraph_inline_failed_string): New function.
21056 * cgraph.h (cgraph_inline_failed_t): New enum type.
21057 (cgraph_inline_failed_string): New prototype.
21058 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21059 char pointer to cgraph_inline_failed_t.
21060 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21061 (cgraph_default_inline_p): Ditto.
21062 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21063 to cgraph_inline_failed_t pointer.
21064 * cif-code.def: New file.
21065 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21067 (cgraph_check_inline_limits): Change type of REASON to pointer to
21068 cgraph_inline_failed_t. Replace reason strings with enums.
21069 (cgraph_default_inline_p): Ditto.
21070 (cgraph_recursive_inlining_p): Ditto.
21071 (update_caller_keys): Change type of FAILED_REASON to
21072 cgraph_inline_failed_t.
21073 (cgraph_set_inline_failed): Change type of REASON to pointer to
21074 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21075 convert enums to strings for text output.
21076 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21077 to be of type cgraph_inline_failed_t. Replace reason strings with
21078 enums. Call cgraph_inline_failed_string to covert enums
21079 to strings for text output.
21080 (cgraph_decide_inlining): Replace reason strings with enums.
21081 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21082 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21084 * tree-inline.c (expand_call_inline): Change type of REASON
21085 to cgraph_inline_failed_t. Replace reason strings with enums.
21086 Call cgraph_inline_failed_string for text output.
21087 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21090 2009-03-28 Jan Hubicka <jh@suse.cz>
21092 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21093 cgraph_clone_node): Remove master clone handling.
21094 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21095 * cgraph.h (master_clone): Remove.
21096 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21097 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21098 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21100 2009-03-28 Jan Hubicka <jh@suse.cz>
21102 * cgraph.c (cgraph_function_body_availability): Functions declared
21103 inline are always safe to assume that it is not going to be replaced.
21105 2009-03-28 Richard Guenther <rguenther@suse.de>
21107 PR tree-optimization/38513
21108 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21109 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21110 EXC_PTR_EXPR and FILTER_EXPR.
21111 (get_ref_from_reference_ops): Likewise.
21113 2009-03-28 Richard Guenther <rguenther@suse.de>
21115 PR tree-optimization/38968
21116 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21117 Use FLOOR_MOD_EXPR to compute misalignment.
21119 2009-03-28 Richard Guenther <rguenther@suse.de>
21121 PR tree-optimization/37795
21122 * tree.h (combine_comparisons): Declare.
21123 * fold-const.c (combine_comparisons): Export.
21124 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21126 (ifcombine_iforif): Use combine_comparisons.
21128 2009-03-28 Jan Hubicka <jh@suse.cz>
21130 * tree-eh.c (inlinable_call_p): New function.
21131 (make_eh_edges): Use it.
21132 (verify_eh_edges): Use it.
21133 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21134 * except.c (reachable_next_level): Add inlinable_function argument
21135 (sjlj_find_directly_reachable_regions): Update.
21136 (add_reachable_handler): Do not set saw_any_handlers.
21137 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21138 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21139 Add new inlinable call parameter.
21140 (can_throw_internal, can_throw_external): Update.
21141 * except.h (can_throw_internal_1, can_throw_external_1,
21142 foreach_reachable_handler): Update declaration.
21144 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21146 * config/arm/t-arm-coff, config/h8300/coff.h,
21147 config/i386/i386-aout.h, config/i386/i386-coff.h,
21148 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21149 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21150 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21151 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21152 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21153 sys-types.h: Remove.
21154 * Makefile.in: Remove protoize and fixproto support and references
21156 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21157 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21159 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21160 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21161 unprotoize$(exeext).
21162 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21163 (.PHONY): Don't depend on proto.
21164 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21165 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21166 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21167 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21168 build/gen-protos.o, build/scan.o, xsys-protos.h,
21169 build/fix-header$(build_exeext), build/fix-header.o,
21170 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21171 stmp-install-fixproto): Remove.
21172 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21173 SYSCALLS.c or fixproto files.
21174 (install-common): Don't install protoize.
21175 (install-headers-tar, install-headers-cpio, install-headers-cp):
21176 Don't depend on $(STMP_FIXPROTO).
21177 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21178 install fixproto files or write out fixproto settings.
21179 (uninstall): Don't uninstall protoize.
21180 * config.gcc (use_fixproto): Remove.
21181 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21182 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21183 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21184 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21185 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21186 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21187 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21188 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21189 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21190 * config/t-vxworks (STMP_FIXPROTO): Remove.
21191 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21192 STMP_FIXPROTO): Remove.
21193 * config.in, configure: Regenerate.
21194 * crtstuff.c (gid_t, uid_t): Don't undefine.
21195 * doc/install.texi: Change m68k-coff to m68k-elf in example.
21196 (arm-*-coff, arm-*-aout: Remove target entries.
21197 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
21198 Remove mention of AIX 4.1.
21199 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
21200 * doc/invoke.texi (Running Protoize): Remove.
21201 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
21202 (Protoize Caveats): Remove.
21203 * tsystem.h: Update comments on headers assumed to exist.
21205 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
21207 * genautomata.c: Add a new year to the copyright. Add a new
21209 (struct insn_reserv_decl): Add comments for member bypass_list.
21210 (find_bypass): Remove.
21211 (insert_bypass): New.
21212 (process_decls): Use insert_bypass.
21213 (output_internal_insn_latency_func): Output all bypasses with the
21214 same input insn in one switch case.
21216 * rtl.def (define_bypass): Describe bypass choice.
21217 * doc/md.texi (define_bypass): Ditto.
21219 2009-03-27 Richard Guenther <rguenther@suse.de>
21221 * gimplify.c (mark_addressable): Export.
21222 * tree-flow.h (mark_addressable): Declare.
21223 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21224 * tree-ssa.c (verify_phi_args): Verify that address taken
21225 variables have TREE_ADDRESSABLE set.
21227 2009-03-27 Richard Guenther <rguenther@suse.de>
21229 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21230 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21231 Do not mark decls TREE_ADDRESSABLE.
21232 (build_fold_addr_expr): Adjust.
21233 (fold_addr_expr): Remove.
21234 (fold_unary): Use build_fold_addr_expr.
21235 (fold_comparison): Likewise.
21236 (split_address_to_core_and_offset): Likewise.
21237 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21239 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21240 (gimplify_modify_expr_to_memcpy): Mark source and destination
21242 * omp-low.c (create_omp_child_function): Mark the object decl
21244 (lower_rec_input_clauses): Mark the var we take the address of
21246 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21248 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21250 PR middle-end/39315
21251 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21252 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21254 2009-03-27 Richard Guenther <rguenther@suse.de>
21256 PR tree-optimization/39120
21257 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21259 (handle_lhs_call): Process return constraints. Add escape
21260 constraints if necessary.
21261 (handle_const_call): Fill out return constraints. Make nested
21262 case more precise. Avoid consttmp if possible.
21263 (handle_pure_call): Fill out return constraints. Avoid
21264 callused if possible.
21265 (find_func_aliases): Simplify call handling.
21267 2009-03-27 Richard Guenther <rguenther@suse.de>
21269 PR tree-optimization/39120
21270 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21271 as a representative.
21272 (solve_graph): Do propagate CALLUSED.
21273 (handle_pure_call): Use a scalar constraint from CALLUSED for
21275 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21278 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21281 * c-common.c (handle_aligned_attribute): Properly check alignment
21282 overflow. Use (1U << i) instead of (1 << i).
21284 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21286 * expr.h (get_mem_align_offset): Updated.
21288 * tree.h (tree_decl_common): Change align to "unsigned int" and
21289 move it before pointer_alias_set.
21291 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21292 Jakub Jelinek <jakub@redhat.com>
21295 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21296 gr_register_operand with gr_reg_or_0_operand.
21297 (cmpxchg_rel_di): Likewise.
21298 (sync_lock_test_and_set<mode>): Likewise.
21300 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21302 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21303 (true_regnum): Likewise.
21305 * rtlanal.c (subreg_info): Moved to ...
21306 * rtl.h (subreg_info): Here. New.
21307 (subreg_get_info): New.
21309 * rtlanal.c (subreg_get_info): Make it extern.
21311 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21314 * config/i386/i386.c (ix86_abi): New.
21315 (override_options): Handle -mabi=.
21316 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21317 (ix86_call_abi_override): Likewise.
21318 (init_cumulative_args): Likewise.
21319 (function_arg_advance): Likewise.
21320 (function_arg_64): Likewise.
21321 (function_arg): Likewise.
21322 (ix86_pass_by_reference): Likewise.
21323 (ix86_function_value_regno_p): Likewise.
21324 (ix86_build_builtin_va_list_abi): Likewise.
21325 (setup_incoming_varargs_64): Likewise.
21326 (is_va_list_char_pointer): Likewise.
21327 (ix86_init_machine_status): Likewise.
21328 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21329 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21330 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21331 (ix86_function_abi): Make it static and return enum calling_abi.
21332 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21334 (ix86_fn_abi_va_list): Updated.
21336 * config/i386/i386.h (ix86_abi): New.
21337 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21338 (CONDITIONAL_REGISTER_USAGE): Likewise.
21339 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21340 (machine_function): Likewise.
21342 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21344 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21345 (STACK_BOUNDARY): Likewise.
21346 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21348 * config/i386/i386.opt (mabi=): New.
21350 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21351 return enum calling_abi.
21352 (ix86_function_type_abi): Likewise.
21353 (ix86_function_abi): Removed.
21355 * doc/invoke.texi: Document -mabi= option for x86.
21357 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21359 * builtins.c (real_dconstp): Delete.
21360 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21362 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21363 Jakub Jelinek <jakub@redhat.com>
21366 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21367 (gen_subprogram_die): When a function is explicit, generate the
21368 DW_AT_explicit attribute.
21369 * langhooks.h (struct lang_hooks_for_decls): Add
21370 function_decl_explicit_p langhook.
21371 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21372 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21374 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21376 * builtins.c (fold_builtin_memory_op): Optimize memmove
21377 into memcpy if we can prove source and destination don't overlap.
21379 * tree-inline.c: Include gt-tree-inline.h.
21380 (clone_fn_id_num): New variable.
21381 (clone_function_name): New function.
21382 (tree_function_versioning): Use it.
21383 * Makefile.in (GTFILES): Add tree-inline.c.
21385 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21387 * BASE-VER: Change to 4.5.0.
21389 2009-03-27 Xinliang David Li <davidxl@google.com>
21391 PR tree-optimization/39557
21392 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21394 2009-03-27 Xinliang David Li <davidxl@google.com>
21396 PR tree-optimization/39548
21397 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21400 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21402 * c-common.c (pointer_int_sum): Use %wd on return from
21405 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21407 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21408 on return from tree_low_cst.
21410 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21413 * ginclude/stdarg.h (va_copy): Define also for
21414 __GXX_EXPERIMENTAL_CXX0X__.
21416 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21419 * builtins.h (c_strlen): Do not warn here.
21420 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21421 * c-common.c (pointer_int_sum): Take an explicit location.
21422 Warn about offsets out of bounds.
21423 * c-common.h (pointer_int_sum): Adjust declaration.
21425 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21427 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21430 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21433 * opts.c (warn_if_disallowed_function_p): Don't assume
21434 get_callee_fndecl must return non-NULL.
21436 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21438 PR rtl-optimization/39522
21439 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21440 when reg_reloaded_valid is set.
21442 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21444 * config/spu/divv2df3.c: New file.
21445 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21446 (DPBIT_FUNCS): Filter out _div_df.
21448 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21450 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21451 a jump insn, count that jump in the distance to the loop start.
21453 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21456 * config/sh/sh.c (calc_live_regs): Fix condition for global
21457 registers except PIC_OFFSET_TABLE_REGNUM.
21459 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21462 * doc/invoke.texi (-mconsole): New.
21464 (-mno-cygwin): New.
21466 (-mnop-fun-dllimport): New.
21470 (sub section "i386 and x86-64 Windows Options"): New.
21472 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21474 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21475 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21477 2009-03-25 Richard Guenther <rguenther@suse.de>
21479 PR middle-end/39497
21480 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21483 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21485 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21486 neither of haifa/selective schedulers are working.
21488 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21490 * doc/invoke.texi (Debugging Options): Fix description of
21491 -fno-merge-debug-strings.
21493 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21495 * config/cris/libgcc.ver: New version-script.
21496 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21498 * configure.ac <GAS features, nop mnemonic>: Add pattern
21499 crisv32-*-* for "nop".
21500 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21501 * configure: Regenerate.
21503 2009-03-24 Ira Rosen <irar@il.ibm.com>
21505 PR tree-optimization/39529
21506 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21507 mark_sym_for_renaming for the tag copied to the new vector
21510 2009-03-24 Arthur Loiret <aloiret@debian.org>
21512 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21513 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21514 EXTRA_SPEC_FUNCTIONS.
21515 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21516 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21517 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21518 -march and -mtune options.
21520 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21522 * config/m68k/t-rtems: Add m5329 multilib.
21524 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21525 Jakub Jelinek <jakub@redhat.com>
21528 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21531 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21534 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21535 instead of c_parser_expression_conv, if original_code isn't one of the
21536 4 allowed comparison codes, fail.
21538 2009-03-23 Richard Guenther <rguenther@suse.de>
21540 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21541 * tree.h (struct tree_type): Likewise.
21542 * reload.h (struct insn_chain): Likewise.
21543 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21544 * function.h (struct function): Likewise.
21545 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21547 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21549 PR tree-optimization/39516
21550 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21552 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21554 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21555 should be set true if BITS_PER_WORD of target is bigger than 32
21557 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21559 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21560 Translate -B-options to -rpath-link. Correct existing
21561 rpath-link and conditionalize on !nostdlib.
21563 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21565 * doc/extend.texi (Function Attributes, Variable Attributes):
21567 * doc/invoke.texi (Debugging Options, Optimize Options)
21568 (i386 and x86-64 Options, MCore Options): Likewise.
21570 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21573 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21574 it for block local namespace aliases.
21575 (gen_decl_die): Pass context_die to gen_namespace_die.
21577 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21580 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21581 minimum or maximum value.
21583 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21585 * reginfo.c (globalize_reg): Recompute derived reg sets.
21587 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21590 * libgcc2.c (mprotect): Do not use signed arguments for
21591 VirtualProtect, use DWORD arguments. Also fix the 'may
21592 be used uninitialized' warning for the np variable.
21594 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21597 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21598 functions using regparm calling conventions when not optimizing.
21599 (ix86_function_sseregparm): Similarly for sseregparm calling
21602 2009-03-19 Li Feng <nemokingdom@gmail.com>
21604 PR middle-end/39500
21605 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21606 dependence if the first conflict is after niter iterations.
21608 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21610 PR middle-end/38609
21611 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21612 functions with dynamic stack-pointer adjustments.
21614 2009-03-19 Ben Elliston <bje@au.ibm.com>
21616 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21617 option; change to -msdata=data.
21619 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21621 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21624 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21627 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21629 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21631 * doc/invoke.texi (Code Gen Options): Expand discussion of
21634 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21636 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21637 * matrix-reorg.c (struct matrix_info): Likewise.
21638 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21639 * rtl.h (struct mem_attrs): Likewise.
21640 * df.h (struct df): Likewise.
21641 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21642 * ira-int.h (struct ira_allocno): Likewise.
21643 * df-scan.c (struct df_collection_rec): Likewise.
21644 * ira.c (struct equivalence): Likewise.
21645 * function.c (struct temp_slot): Likewise.
21646 * cfgloop.h (struct loop): Likewise.
21649 * function.c (use_register_for_decl): When not optimizing, disregard
21650 register keyword for variables with types containing methods.
21652 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21654 PR middle-end/39447
21655 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21656 (is_simple_operand): Call contains_component_ref_p before calling data
21657 reference analysis that would fail on COMPONENT_REFs.
21659 * tree-vrp.c (search_for_addr_array): Fix formatting.
21661 2009-03-18 Richard Guenther <rguenther@suse.de>
21663 * tree-vect-transform.c (vect_loop_versioning): Fold the
21664 generated comparisons.
21665 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21666 (slpeel_tree_peel_loop_to_edge): Likewise.
21668 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21670 PR middle-end/37805
21671 * opts.c (print_specific_help): In addition to `undocumented',
21672 accept `separate' and `joined' flags if passed alone. Describe
21673 output by the first matched one of those.
21674 (common_handle_option): Skip over empty strings.
21675 * gcc.c (display_help): Fix help string for `--help='.
21676 * doc/invoke.texi (Option Summary, Overall Options): With
21677 `--help=', classes and qualifiers can both be repeated, but
21678 only the latter can be negated. One should not pass only
21679 negated qualifiers. Fix markup and examples.
21682 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21683 PR middle-end/37805
21684 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21685 and -fhelp=separate.
21687 2009-03-17 Jing Yu <jingyu@google.com>
21689 PR middle-end/39378
21690 * function.h (struct rtl_data): Move is_thunk from here...
21691 (struct function): ...to here.
21692 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21693 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21695 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21697 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21698 (alpha_output_function_end_prologue): Likewise.
21699 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21700 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21701 (rs6000_output_function_epilogue): Likewise.
21702 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21704 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21707 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21708 from different units in a single alternative.
21709 (*truncdfsf_i387): Ditto.
21710 (*truncxfsf2_mixed): Ditto.
21711 (*truncxfdf2_mixed): Ditto.
21713 2009-03-17 Jakub Jelinek <jakub@redhat.com>
21715 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
21716 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
21719 * tree-ssa-live.c (remove_unused_locals): Don't remove local
21720 unused non-artificial variables when not optimizing.
21723 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
21724 DW_TAG_imported_module even if decl is IMPORTED_DECL with
21725 NAMESPACE_DECL in its DECL_INITIAL.
21727 PR middle-end/39443
21728 * optabs.c (set_user_assembler_libfunc): New function.
21729 * expr.h (set_user_assembler_libfunc): New prototype.
21730 * c-common.c: Include libfuncs.h.
21731 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
21732 for memcmp, memset, memcpy, memmove and abort.
21733 * Makefile.in (c-common.o): Depend on libfuncs.h.
21736 * dwarf2out.c (gen_inlined_enumeration_type_die,
21737 gen_inlined_structure_type_die, gen_inlined_union_type_die,
21738 gen_tagged_type_instantiation_die): Removed.
21739 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
21742 2009-03-17 Janis Johnson <janis187@us.ibm.com>
21745 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
21747 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
21748 (check-parallel-%): Ditto.
21749 (check-consistency): Ditto.
21751 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
21753 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
21754 local variable rhs by NULL_TREE.
21756 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21759 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
21761 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21764 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
21766 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
21769 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
21770 for ms->sysv ABI calls only in 64bit mode.
21772 * config/i386/i386.md (untyped_call): Support 32bit.
21774 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
21776 * doc/extend.texi: Replace x86_65 with x86_64.
21778 2009-03-16 Jakub Jelinek <jakub@redhat.com>
21780 PR tree-optimization/39455
21781 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
21782 mismatches for POINTER_TYPE_P (type).
21783 (number_of_iterations_le): Likewise.
21785 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21787 * config/picochip/picochip.c: Removed profiling support.
21788 * config/picochip/picochip.md: Removed profiling instruction.
21789 * config/picochip/picochip.h: Removed profiling builtin.
21791 2009-03-16 Joseph Myers <joseph@codesourcery.com>
21793 * doc/install.texi (--with-host-libstdcxx): Document.
21795 2009-03-14 Anatoly Sokolov <aesok@post.ru>
21798 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
21799 generate a warning if the function name does not begin with
21800 "__vector" and the function has either the 'signal' or 'interrupt'
21801 attribute, from here to ...
21802 (avr_declare_function_name): ...here. New function.
21803 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
21804 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
21806 2009-03-14 Jakub Jelinek <jakub@redhat.com>
21809 * cse.c (fold_rtx): Don't modify original const_arg1 when
21810 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
21811 separate variable instead.
21812 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
21813 from out of range shift counts.
21814 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
21816 2009-03-13 Catherine Moore <clm@codesourcery.com>
21818 * config/i386/x-mingw32 (host-mingw32.o): Replace
21819 diagnostic.h with $(DIAGNOSTIC_H).
21821 2009-03-12 Jakub Jelinek <jakub@redhat.com>
21824 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
21826 * config/i386/sync.md (sync_compare_and_swap<mode>,
21827 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
21828 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
21830 (sync_double_compare_and_swapdi_pic,
21831 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
21832 cmpxchg8b_pic_memory_operand instead of just memory_operand.
21834 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21837 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
21839 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21842 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
21843 (avx_addsubv4df3): Likewise.
21844 (*avx_addsubv4sf3): Likewise.
21845 (sse3_addsubv4sf3): Likewise.
21847 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
21850 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
21852 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
21855 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
21856 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21857 registers for allocnos created from user-defined variables.
21859 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21862 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
21863 of non-integer mode as well.
21865 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
21867 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
21868 for functions for which the parameter types are unknown.
21870 2009-03-11 Jakub Jelinek <jakub@redhat.com>
21873 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
21874 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
21875 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
21876 * config/i386/i386.c (ix86_local_alignment): For
21877 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21878 long long variables on the stack to avoid dynamic realignment.
21879 Allow the first argument to be a decl rather than type.
21880 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
21882 2009-03-11 Nick Clifton <nickc@redhat.com>
21885 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
21887 Add description to mno-lsim option.
21888 * config/mcore/mcore.h: Remove comment about deprecated m4align
21890 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
21891 * doc/invoke.texi: Add description of mno-lsim and
21892 mstack-increment options.
21894 * config/fr30/fr30.opt: Document the -mno-lsim option.
21895 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
21896 and -mno-lsim options.
21898 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21900 * fold-const.c (fold_comparison): Only call fold_inf_compare
21901 if the mode supports infinities.
21903 2009-03-11 Jason Merrill <jason@redhat.com>
21906 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
21907 end already did. Notice GIMPLE_CALL modifications of the result.
21908 Don't copy debug information from an ignored decl or a decl from
21911 2009-03-10 Richard Guenther <rguenther@suse.de>
21912 Nathan Froyd <froydnj@codesourcery.com>
21914 PR middle-end/37850
21915 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
21916 (__divMODE3): Likewise.
21918 2009-03-09 Jakub Jelinek <jakub@redhat.com>
21920 PR tree-optimization/39394
21921 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
21922 DECL_SIZE_UNIT of variable length FIELD_DECLs.
21924 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21926 * recog.c (verfiy_changes): Disallow renaming of hard regs in
21927 inline asms for register asm ("") declarations.
21929 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
21931 * fold-const.c (fold_unary): Fix comment.
21933 2009-03-07 Jan Hubicka <jh@suse.cz>
21936 * tree-inline.c (setup_one_parameter): Do replacement of const
21937 argument by constant in SSA form.
21939 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21941 PR middle-end/38028
21942 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
21943 determine alignment passed to assign_stack_local.
21944 (assign_parms_unsplit_complex): Likewise.
21945 * except.c (sjlj_build_landing_pads): Likewise.
21947 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21949 PR middle-end/39360
21950 * tree-flow.h (add_referenced_var): Return bool instead of void.
21951 * tree-dfa.c (add_referenced_var): Return result of
21952 referenced_var_check_and_insert call.
21953 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
21954 of referenced_var_check_and_insert.
21957 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
21958 (gen_variable_die): Emit DW_AT_location on abstract static variable's
21959 DIE, don't emit it if abstract origin already has it.
21960 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
21961 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
21963 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21965 * genpreds.c (needs_variable): Fix parentheses at variable name
21967 (write_tm_constrs_h): Indent generated code.
21969 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21971 * doc/extend.texi (Function Attributes): Add documentation
21972 for isr attributes.
21974 2009-03-06 Jakub Jelinek <jakub@redhat.com>
21977 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
21978 take locus from its DECL_SOURCE_LOCATION instead of input_location.
21980 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21982 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
21985 2009-03-05 Jakub Jelinek <jakub@redhat.com>
21988 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
21989 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
21991 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
21993 * config/i386/i386.md (R8_REG, R9_REG): New constants.
21994 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
21995 constants instead of magic numbers.
21996 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
21998 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
21999 (x86_64_ms_abi_int_parameter_registers): Ditto.
22000 (x86_64_int_return_registers): Ditto.
22001 (ix86_maybe_switch_abi): Ditto.
22002 (ix86_expand_call): Ditto for clobbered_registers array.
22003 (ix86_hard_regno_mode_ok): Ditto.
22004 (x86_extended_QIreg_mentioned_p): Ditto.
22006 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22008 PR tree-optimization/39349
22009 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22011 * combine.c (gen_lowpart_for_combine): Use omode when generating
22014 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22016 PR rtl-optimization/39235
22017 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22019 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22021 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22023 2009-03-04 Richard Guenther <rguenther@suse.de>
22025 PR tree-optimization/39362
22026 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22027 that occur in abnormal PHIs should be varying.
22029 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22031 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22033 (simple_iv): Take loop as an argument instead of statement.
22034 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22035 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22037 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22039 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22040 * matrix-reorg.c (analyze_transpose): Ditto.
22041 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22042 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22043 * tree-predcom.c (ref_at_iteration): Ditto.
22044 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22046 2009-03-04 Richard Guenther <rguenther@suse.de>
22048 PR tree-optimization/39358
22049 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22050 escaped_id and callused_id.
22051 (solve_graph): Likewise.
22053 2009-03-04 Richard Guenther <rguenther@suse.de>
22055 PR tree-optimization/39339
22056 * tree-sra.c (try_instantiate_multiple_fields): Make it
22057 no longer ICE on the above.
22059 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22061 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22062 that fits within Pmode.
22064 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22066 PR middle-end/10109
22067 * tm.texi (LIBCALL_VALUE): Update description.
22069 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22071 PR middle-end/34443
22072 * doc/extend.texi (section): Update description.
22074 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22076 PR middle-end/39345
22077 * tree-inline.c (remapped_type): New.
22078 (can_be_nonlocal): Call remapped_type instead of remap_type.
22080 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22083 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22084 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22086 2009-03-03 Richard Guenther <rguenther@suse.de>
22088 PR middle-end/39272
22089 * tree.c (tree_nonartificial_location): New function.
22090 * tree.h (tree_nonartificial_location): Declare.
22091 * builtins.c (expand_builtin_memory_chk): Provide location
22092 of the call location for artificial function pieces.
22093 (maybe_emit_chk_warning): Likewise.
22094 (maybe_emit_sprintf_chk_warning): Likewise.
22095 (maybe_emit_free_warning): Likewise.
22096 * expr.c (expand_expr_real_1): Likewise.
22098 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22100 PR tree-optimization/39343
22101 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22102 COMPONENT_REF t has ARRAY_TYPE.
22104 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22106 PR middle-end/39335
22107 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22108 when the type precision of the induction variable should be
22109 larger than the type precision of nit.
22110 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22111 * graphite.c (graphite_loop_normal_form): Same.
22112 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22114 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22116 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22117 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22118 numbers to describe clobbered registers.
22119 (*call_value_0_rex64_ms_sysv): Ditto.
22120 * config/i386/mmx.md (mmx_emms): Ditto.
22121 (mmx_femms): Ditto.
22123 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22125 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22128 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22130 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22131 (spu_section_type_flags): New function.
22133 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22135 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22136 reg_class_contents of FLOAT_REGS into a temporary.
22138 2009-03-02 Richard Guenther <rguenther@suse.de>
22139 Ira Rosen <irar@il.ibm.com>
22141 PR tree-optimization/39318
22142 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22143 information to the vectorized statement.
22145 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22147 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22148 variable. Use defined names instead of magic constants for REX SSE
22151 2009-03-01 Richard Guenther <rguenther@suse.de>
22153 PR tree-optimization/39331
22154 * omp-low.c (lower_send_shared_vars): Do not receive new
22155 values for the reference of DECL_BY_REFERENCE parms or results.
22157 2009-03-01 Jan Hubicka <jh@suse.cz>
22160 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22161 BLOCK_NONLOCALIZED_VAR): New macros.
22162 (tree_block): Add nonlocalized_vars.
22163 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22164 gen_decl_die): Add origin argument. Allow generation of die with
22165 origin at hand only.
22166 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22167 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22169 (gen_block_die): Fix checking for unused blocks.
22170 (process_scope_var): Break out from .... ; work with origins only.
22171 (decls_for_scope) ... here; process nonlocalized list.
22172 (dwarf2out_ignore_block): Look for nonlocalized vars.
22173 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22175 (dump_scope_block): Dump them.
22176 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22177 (remap_block): Likewise.
22178 (can_be_nonlocal): New predicate.
22179 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22181 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22183 * configure: Regenerate.
22185 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22187 * optc-gen.awk: No need to duplicate option flags twice.
22188 Reuse help texts for duplicate options which do not have any.
22190 * gcc.c (display_help): Document --version.
22192 * gcc.c (main): If print_help_list and verbose_flag, ensure
22193 driver output comes before subprocess output.
22195 * optc-gen.awk: Assign all remaining fields to help string,
22196 space-separated, for multi-line help in *.opt.
22198 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
22199 -Wno-pedantic-ms-format is for MinGW targets only.
22201 * doc/options.texi (Option file format): Fix bad indentation,
22202 restoring dropped sentence.
22204 2009-02-28 Jan Hubicka <jh@suse.cz>
22206 * tree-inline.c (tree_function_versioning): Output debug info.
22208 2009-02-28 Jan Hubicka <jh@suse.cz>
22211 * tree-inline.c (setup_one_parameter): Do not copy propagate
22212 arguments when not optimizing.
22214 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22217 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22218 (avx_addsubv4df3): Likewise.
22219 (*avx_addsubv4sf3): Likewise.
22220 (sse3_addsubv4sf3): Likewise.
22221 (*avx_addsubv2df3): Likewise.
22222 (sse3_addsubv2df3): Likewise.
22223 (avx_unpckhps256): Correct item selectors.
22224 (avx_unpcklps256): Likewise.
22225 (avx_unpckhpd256): Likewise.
22226 (avx_unpcklpd256): Likewise.
22228 2009-02-28 Jan Hubicka <jh@suse.cz>
22230 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22232 (copy_arguments_for_versioning): If var is declared don't declare it.
22233 (tree_function_versioning): First setup substitutions and then copy
22236 2009-02-27 Jan Hubicka <jh@suse.cz>
22239 * cgraph.h (varpool_output_debug_info): Remove.
22240 * cgraphunit.c (varpool_output_debug_info): Remove.
22241 * dwarf2out.c (deferred_locations_struct): New struct
22242 (deferred_locations): New type.
22243 (deferred_locations_list): New static var.
22244 (deffer_location): New function.
22245 (gen_variable_die): Use it.
22246 (decls_for_scope): Output info on local static vars.
22247 (dwarf2out_finish): Process deferred locations.
22248 * varpool.c (varpool_output_debug_info): Remove.
22250 2009-02-27 Jan Hubicka <jh@suse.cz>
22253 * tree.h (TREE_PROTECTED): Fix comment.
22254 (BLOCK_HANDLER_BLOCK): Remove.
22255 (struct tree_block): Remove handler_block add body_block.
22256 (inlined_function_outer_scope_p): New.
22257 (is_body_block): Remove.
22258 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22259 * dwarf2out.c (is_inlined_entry_point): Remove.
22260 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22261 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22263 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22264 * gimplify.c (gimplify_expr): Gimplify body blocks.
22265 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22266 block with multiple subblocks.
22267 (dump_scope_block): Prettier output; dump more flags and info.
22268 (dump_scope_blocks): New.
22269 (remove_unused_locals): Use dump_scope_blocks.
22270 * tree-flow.h (dump_scope_blocks): Declare.
22271 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22272 * stmt.c (is_body_block): Remove.
22273 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22274 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22276 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22278 PR middle-end/39308
22279 * graphite.c (graphite_loop_normal_form): Do not call
22280 number_of_iterations_exit from a gcc_assert.
22282 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22284 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22285 jumps if COND is NULL.
22286 (find_cond_jump): New function.
22287 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22288 * config/s390/s390.md: Remove z10_cobra attribute value.
22290 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22292 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22293 force_const_mem returns NULL_RTX.
22295 2009-02-26 Jan Hubicka <jh@suse.cz>
22298 * cgraph.h (varpool_output_debug_info): Remove.
22299 * cgraphunit.c (varpool_output_debug_info): Remove.
22300 * dwarf2out.c (deferred_locations_struct): New struct
22301 (deferred_locations): New type.
22302 (deferred_locations_list): New static var.
22303 (deffer_location): New function.
22304 (gen_variable_die): Use it.
22305 (decls_for_scope): Output info on local static vars.
22306 (dwarf2out_finish): Process deferred locations.
22307 * varpool.c (varpool_output_debug_info): Remove.
22309 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22311 PR rtl-optimization/39241
22312 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22313 to subreg_offset_representable_p.
22315 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22317 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22318 execute function prototype. Get f and nregs from max_reg_num
22319 and get_insns. Remove the first backward pass as it's dead,
22320 guard the forward pass by flag_expensive_optimizations.
22321 (rest_of_handle_regmove): Delete.
22322 (pass_regmove): Replace it with regmove_optimize.
22324 2009-02-25 Martin Jambor <mjambor@suse.cz>
22326 PR tree-optimization/39259
22327 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22328 calls_alloca function flags.
22329 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22330 calls are detected.
22332 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22334 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22335 flags_set_1_rtx, flags_set_1_set): Delete.
22336 (regmove_optimize): Do not call mark_flags_life_zones.
22338 2009-02-24 Julian Brown <julian@codesourcery.com>
22341 * config/arm/arm.c (require_pic_register): Only set
22342 cfun->machine->pic_reg once per function.
22344 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22346 * doc/invoke.texi (Link Options): Document an easier way to pass
22347 options that take arguments to the GNU linker using -Xlinker and -Wl.
22349 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22352 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22354 2009-02-24 Richard Guenther <rguenther@suse.de>
22357 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22359 2009-02-24 Richard Guenther <rguenther@suse.de>
22360 Zdenek Dvorak <ook@ucw.cz>
22362 PR tree-optimization/39233
22363 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22364 from converting them to a generic type.
22366 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22368 PR tree-optimization/39260
22369 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22370 contains a condition with a real type.
22371 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22373 2009-02-23 Jason Merrill <jason@redhat.com>
22376 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22377 narrowing_initializer_constant_valid_p.
22378 (narrowing_initializer_constant_valid_p): Don't return
22379 null_pointer_node for adding a pointer to itself.
22381 2009-02-23 Jan Hubicka <jh@suse.cz>
22384 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22387 2009-02-23 Jan Hubicka <jh@suse.cz>
22389 PR tree-optimization/37709
22390 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22391 * tree.h (block_ultimate_origin): Declare.
22392 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22393 * tree-ssa-live.c (remove_unused_scope_block_p):
22394 Eliminate blocks containig no instructions nor live variables nor
22396 (dump_scope_block): New function.
22397 (remove_unused_locals): Enable removal of dead blocks by default;
22398 enable dumping at TDF_DETAILS.
22400 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22402 * config/i386/i386.c (classify_argument): Don't allow COImode
22404 (function_arg_advance_32): Don't allow OImode.
22405 (function_arg_32): Likewise.
22406 (function_value_32): Likewise.
22407 (return_in_memory_32): Likewise.
22408 (function_arg_64): Remove OImode comment.
22410 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22413 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22414 ix86_expand_vector_set for V4DImode in 64bit mode only.
22415 (ix86_expand_vector_init_one_var): Likewise.
22417 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22419 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22421 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22424 * loop-iv.c: Revert last change.
22425 * emit-rtl.c: Likewise.
22427 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22430 * config/i386/i386.c (type_natural_mode): Remove an extra
22431 space in the warning message.
22432 (function_value_32): Handle 32-byte vector modes.
22433 (return_in_memory_32): Likewise.
22435 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22437 * loop-iv.c (truncate_value): New function.
22438 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22440 (lowpart_subreg): Move to...
22441 * emit-rtl.c: ...here.
22443 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22445 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22446 accidental and undocumented change at revision 140860.
22448 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22450 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22451 take gimple_seq * arguments.
22452 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22453 types_compatible_p langhook.
22455 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22456 Joseph Myers <joseph@codesourcery.com>
22458 * config/arm/arm.c (arm_builtin_va_list): New function.
22459 (arm_expand_builtin_va_start): Likewise.
22460 (arm_gimplify_va_arg_expr): Likewise.
22461 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22462 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22463 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22464 (va_list_type): New variable.
22465 (arm_mangle_type): Mangle va_list_type appropriately.
22467 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22469 PR middle-end/39157
22470 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22471 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22472 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22473 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22474 parameter to 1000 for -O1 by default.
22475 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22477 * loop-invariant.c: Include params.h.
22478 (move_loop_invariants): Don't call move_single_loop_invariants on
22481 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22483 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22484 offset when calculating bounds for indexing stack_usage_map. Fixes
22485 a buffer overflow with certain target setups.
22487 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22490 * calls.c (expand_call): Clear try_tail_call if caller and callee
22491 disagree in promotion of function return value.
22493 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22496 * c-common.c (c_determine_visibility): If visibility changed and
22497 DECL_RTL has been already set, call make_decl_rtl to update symbol
22500 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22503 * varasm.c (assemble_variable): Don't check DECL_NAME when
22504 globalizing a variable.
22506 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22509 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22510 expression before any __builtin_trap call.
22511 * c-typeck.c (build_function_call): Convert and check function
22512 arguments before generating a call to a trap. Evaluate the
22513 function arguments before the trap.
22515 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22518 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22519 (UNSPEC_FXAM_MEM): New unspec.
22520 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22521 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22522 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22524 2009-02-19 Richard Guenther <rguenther@suse.de>
22526 PR tree-optimization/39207
22527 PR tree-optimization/39074
22528 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22529 storedanything_tree): New.
22530 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22531 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22532 (build_succ_graph): Add edges from STOREDANYTHING to all
22534 (init_base_vars): Initialize STOREDANYTHING.
22535 (compute_points_to_sets): Free substitution info after
22536 building the succ graph.
22537 (ipa_pta_execute): Likewise.
22539 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22541 (do_ds_constraint): Do not add to special var or non-pointer
22543 (type_could_have_pointers): Split out from ...
22544 (could_have_pointers): ... here. For arrays use the element type.
22545 (create_variable_info_for): Initialize may_have_pointers.
22546 (new_var_info): Likewise.
22547 (handle_lhs_call): Make the HEAP variable unknown-sized.
22548 (intra_create_variable_infos): Use a type with pointers for
22549 PARM_NOALIAS, make it unknown-sized.
22551 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22554 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22556 2009-02-18 Jason Merrill <jason@redhat.com>
22559 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22560 value if DECL_EXTERNAL.
22561 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22562 * target.h (gcc_target::binds_local_p): Clarify "module".
22563 * tree.h (TREE_PUBLIC): Clarify "module".
22565 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22568 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22569 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22571 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22574 * c.opt (Wabi): Support C and ObjC.
22577 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22579 * config/i386/i386.c (classify_argument): Warn once about the ABI
22580 change when passing union with long double.
22582 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22584 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22587 * c-parser.c (c_parser_compound_statement): Always enter and leave
22590 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22593 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22595 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22597 PR tree-optimization/36922
22598 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22599 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22602 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22604 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22607 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22609 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22611 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22613 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22616 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22617 Richard Sandiford <rdsandiford@googlemail.com>
22619 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22620 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22621 (loongson_biadd): ...this.
22623 2009-02-17 Richard Guenther <rguenther@suse.de>
22625 PR tree-optimization/39202
22626 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22627 a var make sure to follow existing collapses.
22629 2009-02-17 Richard Guenther <rguenther@suse.de>
22631 PR middle-end/39214
22632 * langhooks.c (lhd_print_error_function): Check for NULL block.
22634 2009-02-17 Richard Guenther <rguenther@suse.de>
22636 PR tree-optimization/39204
22637 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22640 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22642 * config/soft-fp/double.h: Update from glibc CVS.
22644 2009-02-17 Richard Guenther <rguenther@suse.de>
22646 PR tree-optimization/39207
22647 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22648 strict-aliasing warnings for pointers pointing to NULL.
22650 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22653 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22654 skipping until next close brace.
22656 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22659 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22660 to function argument boundary.
22662 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22664 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22665 in the lea_add. Reload eventually constraints it properly.
22666 * config/picochip/constraints.md: Remove the target constraint
22667 "b", since it is not needed anymore.
22669 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22671 * gthr-dce.h: Uglify function parameter and local variable names.
22672 * gthr-gnat.h: Likewise.
22673 * gthr-mipssde.h: Likewise.
22674 * gthr-nks.h: Likewise.
22675 * gthr-posix95.h: Likewise.
22676 * gthr-posix.h: Likewise.
22677 * gthr-rtems.h: Likewise.
22678 * gthr-single.h: Likewise.
22679 * gthr-solaris.h: Likewise.
22680 * gthr-tpf.h: Likewise.
22681 * gthr-vxworks.h: Likewise.
22682 * gthr-win32.h: Likewise.
22684 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22687 * config/i386/i386.md: Restrict the new peephole2 to move
22688 between MMX/SSE registers.
22690 2009-02-15 Richard Guenther <rguenther@suse.de>
22693 2009-02-13 Richard Guenther <rguenther@suse.de>
22695 * configure.ac: Enable LFS.
22696 * configure: Re-generate.
22697 * config.in: Likewise.
22699 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22701 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22702 spu_srqwbyte, spu_srqwbytebc): Define.
22703 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22704 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22705 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22706 "shrqby_<mode>"): New insn-and-split patterns.
22707 * config/spu/spu.c (expand_builtin_args): Determine and return
22708 number of operands using spu_builtin_description data.
22709 (spu_expand_builtin_1): Use it.
22711 2009-02-13 Steve Ellcey <sje@cup.hp.com>
22714 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
22717 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22720 * config/i386/i386.c (override_options): Correct warning
22721 messages for -malign-loops, -malign-jumps and -malign-functions.
22723 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22726 * config/i386/i386.md: Restrict the new peephole2 to move
22727 between the general purpose registers.
22729 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
22732 * config/i386/i386.c (type_natural_mode): Add a new argument.
22733 Return the original mode and warn ABI change if vector size is 32byte.
22734 (function_arg_advance): Updated.
22735 (function_arg): Likewise.
22736 (ix86_function_value): Likewise.
22737 (ix86_return_in_memory): Likewise.
22738 (ix86_sol10_return_in_memory): Likewise.
22739 (ix86_gimplify_va_arg): Likewise.
22740 (function_arg_32): Don't warn ABX ABI change here.
22741 (function_arg_64): Likewise.
22743 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
22745 * loop-iv.c (implies_p): In the final case, test that operands 0
22746 of the two comparisons match.
22748 * config/bfin/bfin.c (find_prev_insn_start): New function.
22749 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
22750 (find_next_insn_start): Move.
22752 2009-02-13 Richard Guenther <rguenther@suse.de>
22754 * configure.ac: Enable LFS.
22755 * configure: Re-generate.
22756 * config.in: Likewise.
22758 2009-02-13 Joseph Myers <joseph@codesourcery.com>
22761 * c-parser.c (c_parser_parms_list_declarator): Discard pending
22762 sizes on syntax error after some arguments have been parsed.
22764 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22766 * doc/invoke.texi (-fira): Remove.
22768 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22770 * caller-save.c: Replace regclass.c with reginfo.c in comments.
22771 * recog.c: Likewise.
22774 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
22776 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
22777 (umul_ppmm): Likewise.
22778 (count_leading_zeros): Likewise.
22779 (count_trailing_zeros): Likewise.
22780 (UMUL_TIME): Likewise.
22782 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22784 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
22785 soft-fp/t-softfp to tmake_file.
22787 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
22788 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
22789 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
22790 IA64_BUILTIN_INFQ]: New.
22791 (ia64_init_builtins): Initialize __builtin_infq,
22792 __builtin_fabsq and __builtin_copysignq if not HPUX.
22793 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
22794 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
22796 * config/ia64/lib1funcs.asm (__divtf3): Define only if
22798 (__fixtfti): Likewise.
22799 (__fixunstfti): Likewise.
22800 (__floattitf): Likewise.
22802 * config/ia64/libgcc-glibc.ver: New.
22803 * config/ia64/t-fprules-softfp: Likewise.
22804 * config/ia64/sfp-machine.h: Likewise.
22806 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
22807 (LIBGCC2_TF_CEXT): Likewise.
22808 (TF_SIZE): Likewise.
22809 (TARGET_INIT_LIBFUNCS): Likewise.
22811 * config/ia64/t-glibc (SHLINB_MAPFILES):
22812 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
22814 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
22816 * config/i386/i386.c (construct_container): Rewrite processing
22817 BLKmode with X86_64_SSE_CLASS.
22819 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
22822 * config/i386/i386.md: Replace simplify_replace_rtx with
22823 replace_rtx in the new peephole2.
22825 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
22827 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
22828 loop unrolling do not happen at -O2.
22830 2009-02-12 Michael Matz <matz@suse.de>
22832 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
22834 2009-02-12 Jakub Jelinek <jakub@redhat.com>
22836 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
22839 2009-02-12 Ben Elliston <bje@au.ibm.com>
22841 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
22842 patterns when updating the back chain. Missed in the 2009-02-10
22845 2009-02-11 Janis Johnson <janis187@us.ibm.com>
22847 * doc/extend.texi (Decimal Floating Types): Update identifier of
22848 draft TR and list of missing support.
22850 2009-02-11 Jakub Jelinek <jakub@redhat.com>
22852 PR middle-end/39154
22853 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
22854 bit to variable length decl's flags, add it also to its
22855 pointer replacement variable.
22857 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
22858 Jakub Jelinek <jakub@redhat.com>
22861 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
22862 (memory_blockage): New expander.
22863 (*memory_blockage): New insn pattern.
22864 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
22865 instead of general blockage at the end of function prologue when
22866 frame pointer is used to access red zone area. Do not emit blockage
22867 when profiling, it is emitted in generic code.
22868 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
22869 function epilogue when frame pointer is used to access red zone area.
22871 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
22874 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
22875 by arithmetic with memory operands.
22876 * config/i386/predicates.md (commutative_operator): New.
22878 2009-02-10 Janis Johnson <janis187@us.ibm.com>
22880 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
22883 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
22885 * alias.h (record_alias_subset): Declare.
22886 * alias.c (record_alias_subset): Make global.
22888 2009-02-10 Nick Clifton <nickc@redhat.com>
22890 * tree-parloops.c: Change license to GPLv3.
22891 * ipa-struct-reorg.c: Change license to GPLv3.
22892 * ipa-struct-reorg.h: Change license to GPLv3.
22894 2009-02-10 Steve Ellcey <sje@cup.hp.com>
22897 * c-decl.c (start_struct): Return NULL on error.
22899 2009-02-10 Jakub Jelinek <jakub@redhat.com>
22901 PR middle-end/39124
22902 * cfgloopmanip.c (remove_path): Call remove_bbs after
22903 cancel_loop_tree, not before it.
22906 * function.h (struct function): Add has_local_explicit_reg_vars bit.
22907 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
22908 VAR_DECLs were seen.
22909 * tree-ssa-live.c (remove_unused_locals): Recompute
22910 cfun->has_local_explicit_reg_vars.
22911 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
22912 copies or clearings if cfun->has_local_explicit_reg_vars.
22914 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
22917 * config/i386/i386.c (expand_prologue): Emit blockage at the end
22918 of function prologue when frame pointer is used to access
22921 2009-02-10 Richard Guenther <rguenther@suse.de>
22923 PR middle-end/39127
22924 * gimplify.c (gimple_regimplify_operands): Always look if
22925 we need to create a temporary.
22927 2009-02-10 Richard Guenther <rguenther@suse.de>
22929 PR tree-optimization/39132
22930 * tree-loop-distribution.c (todo): New global var.
22931 (generate_memset_zero): Trigger TODO_rebuild_alias.
22932 (tree_loop_distribution): Return todo.
22934 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
22937 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
22938 (x86_64_reg_class_name): Removed.
22939 (classify_argument): Return 0 if bytes > 32. Return 0 if the
22940 first one isn't X86_64_SSE_CLASS or any other ones aren't
22941 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
22942 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
22943 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
22944 and 3 X86_64_SSEUP_CLASS.
22945 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
22946 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
22948 2009-02-10 Ben Elliston <bje@au.ibm.com>
22950 * config/rs6000/rs6000.md (allocate_stack): Always use an update
22951 form instruction to update the stack back chain word, even if the
22952 user has disabled the generation of update instructions.
22953 (movdi_<mode>_update_stack): New.
22954 (movsi_update_stack): Likewise.
22955 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
22956 always use an update form instruction to update the stack back
22959 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
22961 PR middle-end/38953
22962 * graphite.c (if_region_set_false_region): After moving a region in
22963 the false branch of a condition, remove the empty dummy basic block.
22964 (gloog): Remove wrong fix for PR38953.
22966 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22968 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
22969 generation due to implicit sign extension.
22971 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
22973 PR middle-end/38981
22974 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
22975 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
22977 2009-02-09 Richard Guenther <rguenther@suse.de>
22979 PR middle-end/35202
22980 * convert.c (convert_to_real): Disable (float)fn((double)x)
22981 to fnf(x) conversion if errno differences may occur and
22982 -fmath-errno is set.
22984 2009-02-07 Anatoly Sokolov <aesok@post.ru>
22986 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
22987 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22988 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
22990 2009-02-06 Joseph Myers <joseph@codesourcery.com>
22993 * c-common.c (handle_alias_attribute): Disallow attribute for
22994 anything not a FUNCTION_DECL or VAR_DECL.
22996 2009-02-06 Janis Johnson <janis187@us.ibm.com>
22999 * real.c (do_compare): Special-case compare of zero against
23000 decimal float value.
23002 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23005 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23006 as indicating flexible array members unless the field itself is
23007 being declarared as the incomplete array.
23009 2009-02-06 Jan Hubicka <jh@suse.cz>
23011 PR tree-optimization/38844
23012 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23013 is already inlined.
23015 2009-02-06 Richard Guenther <rguenther@suse.de>
23017 PR middle-end/38977
23018 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23019 fork because we may expand it as __gcov_fork.
23021 2009-02-06 Nick Clifton <nickc@redhat.com>
23023 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23025 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23027 PR tree-optimization/35659
23028 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23029 vn_phi_eq): Shortcut if hashcode does not match.
23030 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23032 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23033 and avoid iterative_hash_expr.
23034 (FOR_EACH_VALUE_ID_IN_SET): New.
23035 (value_id_compare): Remove.
23036 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23037 sort expressions by value id.
23039 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23042 * config/sh/predicates.md (general_movsrc_operand): Don't check
23043 the subreg of system registers here.
23045 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23048 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23049 on the copied decl.
23051 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23053 PR rtl-optimization/39110
23054 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23055 addresses, not aligned ones.
23057 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23058 Richard Guenther <rguenther@suse.de>
23060 PR tree-optimization/39100
23061 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23062 comment says and add edges.
23064 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23067 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23068 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23070 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23072 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23073 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23074 register_bb_in_sese, new_sese, free_sese): Moved.
23075 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23076 outermost_loop_in_scop, build_scop_iteration_domain,
23077 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23078 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23079 Use loop_in_sese_p instead of loop_in_scop_p.
23080 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23081 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23082 (scopdet_basic_block_info): Fix bug in scop detection.
23083 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23084 eq_loop_to_cloog_loop): Remove.
23085 (nb_loops_around_loop_in_scop, nb_loop
23086 ref_nb_loops): Moved here...
23087 * graphite.h (ref_nb_loops): ... from here.
23088 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23089 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23090 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23091 * testsuite/gcc.dg/graphite/scop-19.c: New
23093 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23094 Hans-Peter Nilsson <hp@axis.com>
23096 PR rtl-optimization/37889
23097 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23098 Move offset handling from PLUS to before the switch. Use new
23099 arguments when considering SYMBOL_REFs too.
23100 (rtx_addr_can_trap_p): Pass dummy offset and size.
23101 (enum may_trap_p_flags): Remove.
23102 (may_trap_p_1): Pass size from MEM_SIZE.
23104 PR rtl-optimization/38921
23105 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23106 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23107 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23108 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23110 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23112 AVX Programming Reference (January, 2009)
23113 * config/i386/sse.md (*vpclmulqdq): New.
23115 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23117 PR tree-optimization/38977
23118 PR gcov-profile/38292
23119 * calls.c (special_function_p): Disregard __builtin_ prefix.
23121 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23123 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23124 non-indexable addresses even before reload.
23126 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23129 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23130 as having variable size. Do not give an error for unnamed
23131 parameters with [*] declarators. Give a warning for type names
23132 with [*] declarators and mark them as variable size.
23133 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23134 for sizeof applied to [*] type names.
23136 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23139 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23141 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23143 * gcc.c (process_command): Update copyright notice dates.
23144 * gcov.c (print_version): Likewise.
23145 * gcov-dump.c (print_version): Likewise.
23146 * mips-tfile.c (main): Likewise.
23147 * mips-tdump.c (main): Likewise.
23149 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23152 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23153 for composite type involving a zero-length array type.
23155 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23158 * function.c (match_asm_constraints_1): Skip over
23159 initial optional % in the constraint.
23161 PR inline-asm/39059
23162 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23163 supported, don't accept FIXED_CSTs.
23164 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23165 and _Sat is used without _Fract/_Accum. Set specs->type to
23166 integer_type_node for cts_fract/cts_accum if fixed point is not
23169 2009-02-02 Catherine Moore <clm@codesourcery.com>
23171 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23173 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23175 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23176 (ABI_HAS_64BIT_SYMBOLS): Use it.
23177 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23179 2009-02-02 Paul Brook <paul@codesourcery.com>
23181 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23183 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23185 PR inline-asm/39058
23186 * recog.h (asm_operand_ok): Add constraints argument.
23187 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23188 recurse on matching constraint.
23189 (check_asm_operands): Pass constraints as 3rd argument to
23190 asm_operand_ok. Don't look up matching constraint here.
23191 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23194 2009-02-02 Ben Elliston <bje@au.ibm.com>
23196 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
23197 TARGET_NARROW_VOLATILE_BITFIELD macro names.
23199 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23201 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
23202 information. Remove some obsolete information. Reorganize.
23204 * config/pa/fptr.c: Revert license to GPL 2.
23205 * config/pa/milli64.S: Likewise.
23207 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23210 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
23211 LIBRARY name in, instead of hard-coding it.
23212 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
23213 extra target make frag to tmake_files according to EH model.
23214 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
23215 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
23216 frags that define makefile variable EH_MODEL appropriately.
23217 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23218 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23219 to "-sjlj" according to type of EH configured.
23220 (LIBGCC_SONAME): Concatenate it to shared library base name.
23221 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23222 to "_sjlj" according to type of EH configured.
23223 (LIBGCC_SONAME): Concatenate it to shared library base name.
23224 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23225 (SHLIB_LINK): Add missing semicolon to if-else construct.
23226 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23227 string value of "pe_dll" command-line option.
23228 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23229 (SHLIB_SONAME): Use it when overriding t-cygming default.
23230 (SHLIB_IMPLIB): Override t-cygming default.
23231 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23232 string value of "pe_dll" command-line option.
23234 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23237 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23238 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23240 2009-01-31 Richard Guenther <rguenther@suse.de>
23242 PR tree-optimization/38937
23243 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23244 computing the transitive closure.
23246 2009-01-30 Richard Guenther <rguenther@suse.de>
23248 PR tree-optimization/39041
23249 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23250 Propagate variable indices only if the types match for this stmt.
23252 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23255 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23256 inline but never defined.
23258 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23260 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23261 (*insv_h_di_reg_extimm): New insn.
23262 (*insv_l<mode>_reg_extimm): New insn.
23264 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23266 * config/picochip/picochip.c (flag_conserve_stack): set
23267 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23268 fconserve-stack. Reduce call-overhead used by inliner.
23270 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23273 * common.opt (flag_conserve_stack): Initialised to zero.
23275 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23278 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23279 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23282 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23284 * ira-color.c (allocno_reload_assign): Update comments.
23285 * regmove.c (regmove_optimize): Likewise.
23289 2009-01-29 Robert Millan <rmh@aybabtu.com>
23291 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23292 * config/i386/kopensolaris-gnu.h: New file. Undefine
23293 `MD_UNWIND_SUPPORT'.
23294 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23296 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23298 PR tree-optimization/39007
23299 * tree-loop-distribution.c (generate_builtin): Use
23300 recompute_dominator to compute the immediate dominator of the
23301 basic block just after the loop.
23303 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23305 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23306 (ASM_OUTPUT_DWARF_PCREL): Define.
23308 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23310 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23311 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23312 global. Modify entries about regmove and IRA.
23314 * ra-conflict.c: Remove the file.
23316 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23318 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23319 (pass_regclass_init): Rename to pass_reginfo_init.
23321 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23323 * toplev.h (flag_ira): Remove.
23325 * caller-save.c (setup_save_areas): Remove flag_ira.
23327 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23329 * global.c: Remove the file.
23331 * opts.c (decode_options): Remove flag_ira.
23333 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23335 * regmove.c: Modify file description.
23336 (find_use_as_address, try_auto_increment): Define them only if
23337 AUTO_INC_DEC is defined.
23338 (replacement_quality, replace_in_call_usage, fixup_match_1,
23339 stable_and_no_regs_but_for_p): Remove.
23340 (reg_set_in_bb): Make it static.
23341 (regmove_optimize): Remove flag_ira and code which worked for
23344 * local-alloc.c: Remove the file.
23346 * common.opt (fira): Remove.
23348 * ira.c: Include except.h.
23349 (eliminable_regset): Move from global.c.
23350 (mark_elimination): Ditto. Remove flag_ira.
23351 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23352 equiv_mem_modified, validate_equiv_mem_from_store,
23353 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23354 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23355 no_equiv, recorded_label_ref): Move from local-alloc.c.
23356 (update_equiv_regs): Ditto. Make it static.
23357 (print_insn_chain, print_insn_chains): Move it from global.c.
23358 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23359 (build_insn_chain): Ditto. Make it static.
23360 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23361 Rename to init_live_subregs.
23362 (gate_ira): Remove flag_ira.
23364 * regclass.c: Rename reginfo.c. Change file description.
23365 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23366 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23367 (init_reg_sets_1): Remove code for evaluation of
23368 reg_class_superclasses and losing_caller_save_reg_set.
23369 (init_regs): Remove init_reg_autoinc.
23370 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23371 ok_for_base_p_nonstrict): Remove.
23372 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23373 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23374 corresponding entries.
23375 (dump_regclass, record_operand_costs, scan_one_insn,
23376 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23377 record_address_regs, auto_inc_dec_reg_p): Remove.
23378 (gt-regclass.h): Rename to gt-reginfo.h.
23380 * rtl.h (dump_global_regs, retry_global_alloc,
23381 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23383 * Makefile.in (RA_H): Remove.
23384 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23385 Rename regclass.o to reginfo.o.
23386 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23388 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23389 (GTFILES): Rename regclass.c to reginfo.c.
23391 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23392 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23394 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23395 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23397 (finish_spills): Ditto. Remove code for !flag_ira.
23399 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23401 PR middle-end/35854
23402 * doc/invoke.texi (rtl debug options): Complete rewrite.
23403 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23405 * mode-switching.c (pass_mode_switching): Rename pass from
23406 "mode-sw" to "mode_sw".
23407 * except.c (pass_convert_to_eh_ranges): Rename pass from
23408 "eh-ranges" to "eh_ranges".
23409 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23413 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23414 Alexander Monakov <amonakov@ispras.ru>
23416 PR middle-end/38857
23417 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23419 (move_exprs_to_boundary): Change return type and pass through
23420 should_move from move_op. Relax assert. Update usage ...
23421 (schedule_expr_on_boundary): ... here. Use should_move instead of
23423 (move_op_orig_expr_found): Indicate that insn was disconnected from
23425 (code_motion_process_successors): Do not call after_merge_succs
23426 callback if original expression was not found when traversing any of
23428 (code_motion_path_driver): Change return type. Update prototype.
23429 (move_op): Update comment. Add a new parameter (should_move). Update
23430 prototype. Set *should_move based on indication provided by
23431 move_op_orig_expr_found.
23433 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23435 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23436 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23437 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23438 * config/rs6000/rs6000.c (rs6000_override_options): Default
23439 avoid-indexed-addresses on for Power6, off for everything else.
23440 (avoiding_indexed_address_p): New function.
23441 (rs6000_legitimize_address): Use it.
23442 (rs6000_legitimate_address): Likewise.
23443 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23445 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23447 PR tree-optimization/38997
23448 * tree-loop-distribution.c (generate_memset_zero): Use
23449 POINTER_PLUS_EXPR for a pointer addition.
23451 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23453 * config/s390/s390.md (bswap<mode>2): New pattern added.
23455 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23457 * config/s390/s390.md (*tls_load_31): Added type attribute.
23459 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23461 * config/s390/s390.md: Fix a few comments.
23463 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23465 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23466 (*tm<mode>_full): Fixed z10prop attribute.
23467 (*tst<mode>_extimm): Fixed z10prop attribute.
23468 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23469 (*tstqiCCT_cconly): Fixed z10prop attribute.
23470 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23471 (*movsi_larl): Fixed z10prop attribute.
23472 (*movsi_zarch): Fixed z10prop attribute.
23473 (*movsi_eas): Fixed z10prop attribute.
23474 (*movhi): Fixed z10prop attribute.
23475 (*movqi): Fixed z10prop attribute.
23476 (*movstrictqi): Fixed z10prop attribute.
23477 (*mov<mode>): Fixed z10prop attribute.
23478 (*movcc): Fixed z10prop attribute.
23479 (*sethighpartdi_64): Fixed z10prop attribute.
23480 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23481 (*negdi2_sign_cc): Fixed z10prop attribute.
23482 (*negdi2_sign): Fixed z10prop attribute.
23483 (*absdi2_sign_cc): Fixed z10prop attribute.
23484 (*absdi2_sign): Fixed z10prop attribute.
23485 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23486 (*negabsdi2_sign): Fixed z10prop attribute.
23487 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23488 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23489 (doloop_si64): Fixed z10prop attribute.
23490 (doloop_si31): Fixed z10prop attribute.
23491 (doloop_long): Fixed z10prop attribute.
23492 (indirect_jump): Fixed z10prop attribute.
23493 (nop): Fixed z10prop attribute.
23494 (main_base_64): Fixed z10prop attribute.
23495 (reload_base_64): Fixed z10prop attribute.
23497 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23499 PR rtl-optimization/38740
23500 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23502 * config/mips/mips.c (mips_reorg): Likewise.
23504 2009-01-28 Richard Guenther <rguenther@suse.de>
23506 PR tree-optimization/38926
23507 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23508 with the correct value id to a value.
23509 (do_regular_insertion): Use the value number of edoubleprime
23510 for the value number of the expr.
23513 2008-08-21 Richard Guenther <rguenther@suse.de>
23515 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23516 a PHI ask VN if it is already available.
23517 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23518 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23520 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23522 PR middle-end/38934
23523 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23524 set to varying whenever max has TREE_OVERFLOW set, similarly
23525 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23527 2009-01-28 Richard Guenther <rguenther@suse.de>
23529 PR middle-end/38908
23530 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23531 uninitialized aggregate uses in call arguments.
23533 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23535 PR tree-optimization/38984
23536 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23537 the nothing_id variable if -fno-delete-null-pointer-checks.
23539 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23542 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23543 (set_got_offset_rex64): Ditto.
23545 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23548 * doc/extend.texi: Improve local variable with asm reg.
23550 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23552 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23553 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23554 was not supplied then set warn_packed_bitfield_compat to the
23555 default value of 1.
23556 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23559 2009-01-27 Richard Guenther <rguenther@suse.de>
23561 PR tree-optimization/38503
23562 * cfgexpand.c (expand_gimple_basic_block): Ignore
23563 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23564 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23565 variables that cannot have TBAA applied.
23566 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23569 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23571 PR middle-end/38969
23572 * calls.c (initialize_argument_information): Do not wrap complex
23573 arguments in SAVE_EXPR.
23575 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23577 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23578 (INSTALL_LIBGCC): Revert typo commit.
23580 2009-01-26 Richard Guenther <rguenther@suse.de>
23582 PR tree-optimization/38745
23583 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23584 from special handling.
23586 2009-01-26 Richard Guenther <rguenther@suse.de>
23588 PR tree-optimization/38745
23589 * tree-ssa.c (execute_update_addresses_taken): Do not include
23590 variables that cannot possibly be a register in not_reg_needs.
23591 Do not clear TREE_ADDRESSABLE on vars that may not become
23593 * tree-ssa.c (update_alias_info_1): Include those in the set
23594 of addressable vars.
23596 2009-01-26 Richard Guenther <rguenther@suse.de>
23598 PR middle-end/38851
23599 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23600 * tree-ssa-dse.c: Include langhooks.h
23601 (execute_simple_dse): Remove stores with zero size.
23603 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23606 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23609 2009-01-24 Julian Brown <julian@codesourcery.com>
23611 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23612 config/arm/linux-atomic.c.
23613 * config/arm/linux-atomic.c: New.
23615 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23617 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23618 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23619 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23621 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23624 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23627 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23629 PR tree-optimization/38953
23630 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23631 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23632 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23633 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23636 2009-01-24 Paul Brook <paul@codesourcery.com>
23638 * config/arm/neon.md (neon_type): Move to arm.md.
23639 (neon_mov<VSTRUCT>): Add neon_type attribute.
23640 * config/arm/arm.md (neon_type): Move to here.
23641 (conds): Add "unconditioal" and use as default for NEON insns.
23643 2009-01-24 Ben Elliston <bje@au.ibm.com>
23645 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23646 void *' warning from -Wc++-compat.
23647 * Makefile.in (dominance.o-warn): Remove.
23649 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23651 PR tree-optimization/38932
23652 * fold-const.c (fold_unary_ignore_overflow): New.
23653 * tree.h (fold_unary_ignore_overflow): Declare.
23654 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23655 * tree-ssa-sccvn.c (visit_reference_op_load,
23656 simplify_unary_expression): Likewise.
23658 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23660 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23661 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23662 regardless of their type.
23663 * c-common.c (handle_packed_attribute): Don't ignore packed on
23665 * c.opt (Wpacked-bitfield-compat): New warning option.
23666 * stor-layout.c (place_field): Warn if offset of a field changed.
23667 * doc/extend.texi (packed): Mention the ABI change.
23668 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23669 (Warning Options): Add it to the list.
23671 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23673 * c-opts.c (c_common_post_options): Fix a typo in comments.
23675 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23677 PR middle-end/38615
23678 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23679 variables to static.
23680 * doc/invoke.texi (-fmerge-all-constants): Update description.
23682 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23685 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23686 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23688 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23690 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23692 (LOCAL_ALIGNMENT): Similarly.
23694 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23695 Joseph Myers <joseph@codesourcery.com>
23697 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23698 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23699 * config/arm/arm-tune.md: Regenerate.
23700 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23703 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23705 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23706 version number to five.
23708 2009-01-22 Dodji Seketeli <dodji@redhat.com>
23711 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
23712 * c-common.c (set_underlying_type): Likewise.
23713 (is_typedef_decl ): Likewise
23715 (set_underlying_type): Likewise.
23716 (is_typedef_type): Likewise.
23718 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
23720 PR middle-end/38587
23721 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
23724 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
23727 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
23728 (LIBGCC_SPEC): Don't define.
23729 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
23731 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
23733 PR rtl-optimization/38879
23734 * alias.c (base_alias_check): Unaligned access via AND address can
23735 alias all surrounding object types except those with sizes equal
23736 or wider than the size of unaligned access.
23738 2009-01-21 Dodji Seketeli <dodji@redhat.com>
23741 * c-decl.c (clone_underlying_type): Move this ...
23742 * c-common.c (set_underlying_type): ... here.
23743 Also, make sure the function properly sets TYPE_STUB_DECL() on
23744 the newly created typedef variant type.
23745 (is_typedef_decl ): New entry point.
23746 * tree.h: Added a new member member_types_needing_access_check to
23747 struct tree_decl_non_common.
23748 (set_underlying_type): New entry point.
23749 (is_typedef_type): Likewise.
23751 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
23753 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
23754 Check whether two instructions have memory references that
23755 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
23756 are helper functions for traversing.
23757 * alias.h (insn_alias_sets_confilict_p): New prototypes.
23758 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
23759 not to draw dependency edge for instructions with non-conflicting
23762 2009-01-20 Joseph Myers <joseph@codesourcery.com>
23765 * longlong.h: Update copyright years. Use soft-fp license notice.
23766 Sync __clz_tab declaration with glibc.
23768 2009-01-20 Steve Ellcey <sje@cup.hp.com>
23771 * doc/extend.texi (syscall_linkage): New.
23772 (version_id): Modify.
23774 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
23775 Richard Guenther <rguenther@suse.de>
23777 PR tree-optimization/38747
23778 PR tree-optimization/38748
23779 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
23780 conversion if the base address is an indirect reference and the
23781 aliasing sets could cause issues.
23783 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23785 * common.opt (fgraphite, fgraphite-identity): Add comment for
23786 explaining why these options are not documented.
23788 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
23790 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
23791 gimple_call_lhs is NULL.
23793 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
23796 * emit-rtl.c (adjust_address_1): Make sure memref is never
23799 2009-01-20 Ben Elliston <bje@au.ibm.com>
23801 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23802 const qualifier from arg parameter. Remove unnecessary cast to char *.
23803 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
23804 const qualifier from arg 2.
23806 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
23808 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
23810 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
23813 * rtl.h (reinit_regs): New prototype.
23814 * regclass.c: Include ira.h.
23815 (reinit_regs): New.
23816 * Makefile.in (regclass.o): Add ira.h.
23817 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
23819 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
23822 * c-common.c (handle_aligned_attribute): Use
23823 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
23824 default alignment value.
23826 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
23828 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
23829 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
23831 * doc/extend.texi: Update __attribute__ ((aligned)). Document
23832 __BIGGEST_ALIGNMENT__.
23834 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
23836 2009-01-18 Richard Guenther <rguenther@suse.de>
23838 PR tree-optimization/38819
23839 * tree-flow.h (operation_could_trap_helper_p): Declare.
23840 * tree-eh.c (operation_could_trap_helper_p): Export.
23841 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
23842 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
23843 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
23844 are about to insert a possibly trapping instruction and fail
23847 2009-01-18 Andreas Schwab <schwab@suse.de>
23849 * doc/install.texi (Configuration): Remove obsolete paragraph
23850 about use of --with-gnu-ld with --with-gnu-as.
23852 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
23854 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
23855 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
23856 Follow spelling conventions.
23858 2009-01-18 Ben Elliston <bje@au.ibm.com>
23860 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
23861 C++ warning about implicit conversion from void * to struct
23863 (bitmap_obstack_free): Likewise for bitmap_element *.
23864 * Makefile.in (bitmap.o-warn): Remove.
23866 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
23868 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
23870 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
23871 Tobias Grosser <tobi.grosser@amd.com>
23873 * graphite.c (graphite_trans_scop_block): Do not block single
23876 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
23878 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
23879 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
23880 test with assertion.
23882 2009-01-16 Richard Guenther <rguenther@suse.de>
23884 PR tree-optimization/38835
23885 PR middle-end/36227
23886 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
23887 and INT + PTR -> (INT)(PTR p+ INT) folding.
23888 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
23890 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
23893 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
23894 the subreg from a lowpart subreg if it is also casting the value.
23896 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23897 Tobias Grosser <tobi.grosser@amd.com>
23899 * graphite.c (compare_prefix_loops): New.
23900 (build_scop_canonical_schedules): Rewritten.
23901 (graphite_transform_loops): Move build_scop_canonical_schedules
23902 after build_scop_iteration_domain.
23904 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
23905 Tobias Grosser <tobi.grosser@amd.com>
23907 * graphite.c (add_conditions_to_domain): Add the loops to
23908 the dimension of the iteration domain. Do copy the domain
23909 only when it exists.
23910 (build_scop_conditions_1): Do not call add_conditions_to_domain.
23911 (add_conditions_to_constraints): New.
23912 (can_generate_code_stmt, can_generate_code): Removed.
23913 (gloog): Do not call can_generate_code.
23914 (graphite_transform_loops): Call add_conditions_to_constraints
23915 after building the iteration domain.
23917 2009-01-16 Jakub Jelinek <jakub@redhat.com>
23919 PR tree-optimization/38789
23920 * tree-ssa-threadedge.c
23921 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
23922 __builtin_constant_p.
23924 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
23926 * dce.c (delete_unmarked_insns): Reversed the order that insns are
23927 examined before deleting them.
23929 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
23931 * function.c (aggregate_value_p): Correctly extract the function
23932 type from CALL_EXPR_FN lookup.
23934 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23936 * config/picochip/picochip.c (picochip_override_options): Revert
23937 CFI asm flag disable commited previously.
23939 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
23940 Tobias Grosser <tobi.grosser@amd.com>
23941 Jan Sjodin <jan.sjodin@amd.com>
23943 * graphite.c (scan_tree_for_params): On substractions negate
23944 all the coefficients of the term.
23945 (clast_to_gcc_expression_red): New. Handle reduction expressions
23946 of more than two operands.
23947 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
23948 (get_vdef_before_scop): Handle also the case of default definitions.
23950 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
23952 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
23953 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
23954 Also use them when walking CALL_INSN_FUNCTION_USAGE.
23956 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
23957 Joey Ye <joey.ye@intel.com>
23959 PR middle-end/37843
23960 * cfgexpand.c (expand_stack_alignment): Don't update stack
23961 boundary nor check incoming stack boundary here.
23962 (gimple_expand_cfg): Update stack boundary and check incoming
23963 stack boundary here.
23965 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
23967 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
23969 2009-01-14 Jakub Jelinek <jakub@redhat.com>
23971 PR rtl-optimization/38245
23972 * calls.c (expand_call): Add stack arguments to
23973 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23974 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
23975 in regs and partially in memory or BLKmode arguments.
23976 (emit_library_call_value_1): Add stack arguments to
23977 CALL_INSN_FUNCTION_USAGE even for pure calls (when
23978 ACCUMULATE_OUTGOING_ARGS).
23979 * dce.c: Include tm_p.h.
23980 (find_call_stack_args): New function.
23981 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
23983 (mark_insn): Call find_call_stack_args for CALL_Ps.
23984 (prescan_insns_for_dce): Walk insns backwards in bb rather than
23985 forwards. Allocate and free arg_stores bitmap if needed, pass it
23986 down to deletable_insn_p, don't mark stores set in arg_stores
23987 bitmap, clear the bitmap at the beginning of each bb.
23988 * Makefile.in (dce.o): Depend on $(TM_P_H).
23990 2009-01-14 Michael Meissner <gnu@the-meissners.org>
23993 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
23994 to make sure the insn is a conditional test (bug 22599). Reformat a
23997 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
23999 PR middle-end/38431
24000 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24001 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24002 (gloog): Do not call cleanup_tree_cfg.
24003 (graphite_transform_loops): Call cleanup_tree_cfg after all
24004 scops have been code generated.
24006 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24007 * doc/gty.texi (Invoking the garbage collector): Added new node
24008 and section documenting ggc_collect.
24010 2009-01-14 Richard Guenther <rguenther@suse.de>
24012 PR tree-optimization/38826
24013 PR middle-end/38477
24014 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24015 initialization notes only if we actually emitted a warning.
24016 (intra_create_variable_infos): Add constraints for a result decl
24017 that is passed by hidden reference.
24018 (build_pred_graph): Mark all related variables non-direct on
24021 2009-01-14 Nick Clifton <nickc@redhat.com>
24023 * ira-conflicts.c: Include addresses.h for the definition of
24025 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24026 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24028 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24031 * Makefile.in (ira-lives.o): Add except.h.
24033 * ira-lives.c: Include except.h.
24034 (process_bb_node_lives): Process can_throw_internal.
24036 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24038 PR rtl-optimization/38774
24039 * combine.c (simplify_set): When undoing cc_use change, don't do
24040 PUT_CODE on the newly created comparison, but instead put back the
24043 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24045 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24046 values. Remove duplicate arm8 entry.
24048 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24050 PR tree-optimization/38786
24051 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24052 the SSA_NAME case of expand_scalar_variables_expr.
24053 Set the type of an expression to the type of its assign statement.
24054 (expand_scalar_variables_expr): Also gather the scalar computation
24055 used to index the memory access. Do not pass loop_p.
24056 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24057 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24058 the gimple_stmt_iterator where it inserts new code.
24059 Do not pass loop_p.
24060 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24061 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24063 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24065 * graphite.h (debug_value): Removed.
24066 * graphite.c (debug_value): Removed.
24068 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24070 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24071 ldrd/strd with two 32-bit instructions.
24073 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24075 * config/arm/arm.c (struct processors): Pass for speed down into
24076 cost helper functions.
24077 (const_ok_for_op): Handle COMPARE and inequality nodes.
24078 (arm_rtx_costs_1): Rewrite.
24079 (arm_size_rtx_costs): Update prototype.
24080 (arm_rtx_costs): Pass speed down to helper functions.
24081 (arm_slowmul_rtx_costs): Rework cost calculations.
24082 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24083 (arm_9e_rtx_costs): Likewise.
24085 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24087 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24088 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24089 (alpha_legitimize_address): Do not split local symbols wider than
24090 UNITS_PER_WORD into HIGH/LO_SUM parts.
24092 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24095 * gcc.c (process_command): Replace call to execvp with calls
24096 to pex_one and exit.
24098 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24101 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24102 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24103 variant for devices with 3-byte PC.
24104 (__tablejump_elpm__): New.
24106 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24109 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24110 offsetof member-designator, handle it as `[0].'.
24112 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24114 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24115 function when not using named sections on targets with named sections
24116 if branch distance is less than 262132.
24118 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24120 * combine.c (combine_instructions): Recompute
24121 optimize_this_for_speed_p for each BB in the main combine loop.
24123 2009-01-12 Tomas Bily <tbily@suse.cz>
24126 * tree-loop-distribution.c (prop_phis): New function.
24127 (generate_builtin): Call prop_phis.
24128 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24130 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24132 PR tree-optimization/38807
24133 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24134 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24136 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24138 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24139 subreg of op0 to the original op0.
24141 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24143 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24145 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24148 * mips-tfile.c (parse_def): Fix parsing of def strings
24149 starting with digits.
24151 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24154 * config/arm/arm.c (arm_is_long_call_p): Don't call
24155 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24157 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24159 * regrename.c (regrename_optimize): Fix dumping.
24160 (find_oldest_value_reg): Preserve REG_POINTER.
24161 (copy_hardreg_forward_1): Likewise.
24163 2009-01-09 Diego Novillo <dnovillo@google.com>
24165 * gimple.h (struct gimple_statement_base) <uid>: Document
24166 the restrictions on its use.
24167 (gimple_uid): Tidy.
24168 (gimple_set_uid): Tidy.
24170 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24172 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24173 zero guard even if align_bytes != 0 and count is smaller than
24176 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24178 PR rtl-optimization/38495
24179 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24180 (add_range_and_copies_from_move_list): Print all added ranges.
24181 Add ranges to memory optimized destination.
24183 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24187 * config/i386/i386.c (override_options): Reject
24188 -mstringop-strategy=rep_8byte with -m32.
24189 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24190 to 1. Do count comparison against epilogue_size_needed at compile
24191 time even when count_exp was constant forced into register. For
24192 size_needed don't jump to epilogue, instead just avoid aligning
24193 and invoke the body algorithm. If need_zero_guard, add zero guard
24194 even if count is non-zero, but smaller than size_needed + number of
24195 bytes that could be stored for alignment.
24196 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
24197 to 1. If need_zero_guard, add zero guard even if count is non-zero,
24198 but smaller than size_needed + number of bytes that could be stored
24199 for alignment. Compare size_needed with epilogue_size_needed instead
24200 of desired_align - align, don't adjust size_needed, pass
24201 epilogue_size_needed to the epilogue expanders.
24204 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
24206 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24208 * pa.c (last_address): Change to unsigned.
24209 (update_total_code_bytes): Change argument to unsigned. Don't
24210 check if insn addresses are set.
24211 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
24212 addresses are not set.
24213 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
24215 2009-01-09 Nick Clifton <nickc@redhat.com>
24217 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24218 DECL_DECLARED_INLINE_P.
24220 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24222 PR middle-end/38347
24223 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24224 GET_MODE (op0) in operand_subword_force calls.
24226 PR middle-end/38771
24227 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24228 fold_convert arg0 operands to TREE_TYPE (op0) first.
24230 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24232 * params.def (ira-max-conflict-table-size): Decrease default value
24235 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24237 PR tree-optimization/37031
24238 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24240 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24241 allocate it using gc instead of heap, use VEC_quick_push instead of
24243 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24244 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24245 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24246 allocated vector from heap allocated.
24247 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24248 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24249 vector only after perfect_loop_nest_depth call.
24251 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24252 Jan Sjodin <jan.sjodin@amd.com>
24254 PR tree-optimization/38559
24255 * graphite.c (debug_value, copy_constraint,
24256 swap_constraint_variables, scale_constraint_variable, ): New.
24257 (get_lower_bound, get_upper_bound): Removed.
24258 (graphite_trans_bb_strip_mine): Clean up this code that works
24259 only for constant number of iterations. Fully copy upper and
24260 lower bound constraints, not only the constant part of them.
24261 * graphite.h (debug_value): Declared.
24263 2009-01-08 Ira Rosen <irar@il.ibm.com>
24265 PR tree-optimization/37194
24266 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24267 Don't add the cost of cost model guard in prologue to scalar
24268 outside cost in case of known number of iterations.
24270 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24271 Alan Modra <amodra@bigpond.net.au>
24273 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24274 non-word-aligned REG+CONST addressing.
24276 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24279 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24280 free_after_compilation when outputting a thunk.
24281 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24282 Do not call free_after_compilation here.
24284 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24286 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24287 (ix86_valid_target_attribute_inner_p): Ditto.
24289 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24291 PR tree-optimization/38492
24292 PR tree-optimization/38498
24293 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24294 * tree-chrec.h (scev_is_linear_expression): Declared.
24295 * graphite.c (graphite_cannot_represent_loop_niter): New.
24296 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24297 (graphite_loop_normal_form): Use gcc_assert.
24298 (scan_tree_for_params): Use CASE_CONVERT.
24299 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24300 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24301 Use gcc_assert. Discard scops that contain unhandled cases.
24302 (build_scop_conditions): Return a boolean status for unhandled cases.
24303 (strip_mine_profitable_p): Print the loop number, not its depth.
24304 (is_interchange_valid): Pass the depth of the loop nest, don't
24305 recompute it wrongly.
24306 (graphite_trans_bb_block): Same.
24307 (graphite_trans_bb_block): Print tentative of loop blocking.
24308 (graphite_trans_scop_block): Do not print that the loop has been
24310 (graphite_transform_loops): Do not handle scops that contain condition
24313 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24315 AVX Programming Reference (December, 2008)
24316 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24317 (_mm256_stream_pd): Likewise.
24318 (_mm256_stream_ps): Likewise.
24320 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24321 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24322 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24323 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24324 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24325 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24326 (ix86_expand_special_args_builtin): Likewise.
24328 * config/i386/sse.md (AVXMODEDI): New.
24329 (avx_movnt<mode>): Likewise.
24330 (avx_movnt<mode>): Likewise.
24331 (<sse>_movnt<mode>): Remove AVX support.
24332 (sse2_movntv2di): Likewise.
24334 2009-01-07 Richard Guenther <rguenther@suse.de>
24336 PR middle-end/38751
24337 * fold-const.c (extract_muldiv): Remove obsolete comment.
24338 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24339 to PLUS_EXPR canonicalization for the canonicalization.
24341 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24343 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24344 hosted cross-compilers generating less efficient code.
24346 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24348 * function.h (rtl_data): Add a dbr_scheduled_p field.
24349 * reorg.c (dbr_schedule): Set it.
24350 (gate_handle_delay_slots): Check it.
24351 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24352 (mips_reorg): Check flag_delayed_branch instead of
24353 mips_base_delayed_branch.
24354 (mips_override_options): Don't set mips_base_delayed_branch
24355 or flag_delayed_branch.
24357 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24359 PR rtl-optimization/38426.
24360 * ira.c (ira): Set current_function_is_leaf earlier.
24362 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24364 PR rtl-optimization/38722
24365 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24366 too early, only set a flag and modify after last possible
24369 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24372 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24373 * real.c (decimal_single_format): Correct values of emin and emax.
24374 (decimal_double_format): Ditto.
24375 (decimal_quad_format): Ditto.
24376 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24377 computation of DECnn_MIN and DECnn_MAX for corrected values of
24378 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24379 __DECnn_MIN__, and adjust its computation for the corrected value
24382 2009-01-06 Jan Hubicka <jh@suse.cz>
24385 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24387 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24389 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24390 Add Robert Clark to the list of testers.
24392 2009-01-06 Jan Hubicka <jh@suse.cz>
24393 Kai Tietz <kai.tietz@onevision.com>
24395 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24396 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24398 2009-01-06 Jan Hubicka <jh@suse.cz>
24399 Kai Tietz <kai.tietz@onevision.com>
24401 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24403 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24404 (ix86_nsaved_regs): Count only general purpose regs.
24405 (ix86_nsaved_sseregs): New.
24406 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24407 to 16 for w64; compute padding and size of sse reg save area.
24408 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24409 general purpose regs.
24410 (ix86_emit_save_sse_regs_using_mov): New.
24411 (ix86_expand_prologue): Save SSE regs if needed.
24412 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24413 (ix86_emit_restore_sse_regs_using_mov): New.
24414 (ix86_expand_epilogue): Save SSE regs if needed.
24416 2009-01-06 Jan Hubicka <jh@suse.cz>
24417 Kai Tietz <kai.tietz@onevision.com>
24419 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24420 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24421 functions when accumulate outgoing args is off.
24423 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24426 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24427 before using pseudos_have_intersected_live_ranges_p.
24429 * ira-int.h (ira_assert): Always define.
24431 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24433 AVX Programming Reference (December, 2008)
24434 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24435 (_mm256_permute2_pd): Likewise.
24436 (_mm_permute2_ps): Likewise.
24437 (_mm256_permute2_ps): Likewise.
24438 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24439 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24441 * config/i386/i386.c (ix86_builtins): Remove
24442 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24443 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24444 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24445 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24446 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24447 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24448 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24449 __builtin_ia32_vpermil2ps256.
24450 (ix86_init_mmx_sse_builtins): Updated.
24451 (ix86_expand_args_builtin): Likewise.
24453 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24455 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24456 long absolute calls when generating PA 2.0 code.
24458 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24460 PR rtl-optimization/38583
24461 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24463 * params.def (ira-max-conflict-table-size): New.
24465 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24467 * ira.h (ira_conflicts_p): New external definition.
24469 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24470 table. Report this. Return result of building.
24471 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24472 building conflict table.
24474 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24475 (ira_color): Use ira_conflicts_p.
24477 * global.c: Include ira.h.
24478 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24481 * Makefile.in (global.o): Add ira.h.
24483 * ira-build.c (mark_all_loops_for_removal,
24484 propagate_some_info_from_allocno): New.
24485 (remove_unnecessary_allocnos): Call
24486 propagate_some_info_from_allocno.
24487 (remove_low_level_allocnos): New.
24488 (remove_unnecessary_regions): Add parameter. Call
24489 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24490 parameter to remove_unnecessary_regions.
24491 (ira_build): Remove all regions but root if the conflict table was
24492 not built. Update conflict hard regs for allocnos crossing calls.
24494 * ira.c (ira_conflicts_p): New global.
24495 (ira): Define and use ira_conflicts_p.
24497 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24498 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24499 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24501 2009-01-06 Ben Elliston <bje@au.ibm.com>
24503 * gengtype-lex.l (YY_NO_INPUT): Define.
24505 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24508 * c-common.c (handle_vector_size_attribute): Also reject
24509 BOOLEAN_TYPE types.
24511 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24513 PR tree-optimization/38492
24514 * graphite.c (rename_map_elt, debug_rename_elt,
24515 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24516 rename_map_elt_info, eq_rename_map_elts,
24517 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24518 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24519 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24520 (sese_build_livein_liveouts): New.
24521 (new_sese, free_sese): New.
24522 (new_scop): Call new_sese.
24523 (free_scop): Call free_sese.
24524 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24525 (register_old_new_names): Renamed register_old_and_new_names.
24526 (register_scop_liveout_renames, add_loop_exit_phis,
24527 insert_loop_close_phis, struct igp,
24528 default_liveout_before_guard, add_guard_exit_phis,
24529 insert_guard_phis, copy_renames): New.
24530 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24531 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24532 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24533 (scop_adjust_phis_for_liveouts): New.
24534 (gloog): Call scop_adjust_phis_for_liveouts.
24536 * graphite.h (struct sese): Documented. Added fields liveout,
24537 num_ver and livein.
24538 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24539 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24540 (struct scop): Added field liveout_renames.
24541 (SCOP_LIVEOUT_RENAMES): New.
24543 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24545 PR tree-optimization/38510
24546 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24547 (translate_clast): Call recompute_all_dominators before
24549 (gloog): Call recompute_all_dominators before graphite_verify.
24551 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24552 Jan Sjodin <jan.sjodin@amd.com>
24554 PR tree-optimization/38500
24555 * graphite.c (create_sese_edges): Call fix_loop_structure after
24558 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24560 * config.gcc: Add m32r*-*-rtems*.
24561 * config/m32r/rtems.h: New file.
24563 2009-01-05 Ben Elliston <bje@au.ibm.com>
24565 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24566 (.po.pox): Likewise.
24567 (po/gcc.pot): Likewise.
24569 2009-01-04 David S. Miller <davem@davemloft.net>
24571 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24572 (STARTING_FRAME_OFFSET): Always set to zero.
24574 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24576 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24577 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24578 fixed-point types, and vectors of the same.
24580 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24582 * config/mips/sync.md (*mb_barrier): Rename to...
24583 (*memory_barrier): ...this.
24585 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24587 * doc/extend.texi (Function Attributes): Move @cindex after @item
24588 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24589 and put in alphabetical order. Fix 'target' name and put in order.
24590 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24593 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24595 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24596 (memory_barrier): Expand as unspec instead of unspec_volatile.
24597 Remove mem:BLK from insn operands. Use Pmode scratch register.
24598 (*memory_barrier): Define as unspec instead of unspec_volatile.
24599 Use (match_dup 0) as input operand.
24601 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24602 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24603 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24604 scratch register. Remove operand 1.
24605 (*stbar): Define as unspec instead of unspec_volatile.
24606 Use (match_dup 0) as input operand, remove (const_int 8).
24607 (*membar): Define as unspec instead of unspec_volatile.
24608 Use (match_dup 0) as input operand, remove input operand 2.
24610 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24611 (memory_barrier): Expand as unspec instead of unspec_volatile.
24612 Remove mem:BLK from insn operands. Use Pmode scratch register.
24613 (*memory_barrier): Define as unspec instead of unspec_volatile.
24614 Use (match_dup 0) as input operand.
24616 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24617 Remove mem:BLK from insn operands. Use Pmode scratch register.
24618 Set volatile flag on operand 0.
24619 (*memory_barrier): New insn pattern.
24621 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24623 (*memory_barrier): Use (match_dup 0) as input operand.
24625 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24626 Remove mem:BLK from insn operands. Use Pmode scratch register.
24627 Set volatile flag on operand 0.
24628 (*mb_internal): New insn pattern.
24630 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24632 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24634 PR middle-end/38586
24635 * function.c (struct temp_slot): Move to the section of the file
24636 that deals with temp slots. Remove field 'address'.
24637 (temp_slot_address_table): New hash table of address -> temp slot.
24638 (struct temp_slot_address_entry): New struct, items for the table.
24639 (temp_slot_address_compute_hash, temp_slot_address_hash,
24640 temp_slot_address_eq, insert_temp_slot_address): Support functions
24642 (find_temp_slot_from_address): Rewrite to use the new hash table.
24643 (remove_unused_temp_slot_addresses): Remove addresses of temp
24644 slots that have been made available.
24645 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24646 worker function for remove_unused_temp_slot_addresses.
24647 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24648 Add the temp slot address to the address -> temp slot map.
24649 (update_temp_slot_address): Update via insert_temp_slot_address.
24650 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24651 (pop_temp_slots): Likewise.
24652 (init_temp_slots): Allocate the address -> temp slot map, or empty
24653 the map if it is already allocated.
24654 (prepare_function_start): Initialize temp slot processing.
24656 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24658 PR middle-end/38584
24659 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24660 Calculate the size of all stack vars assuming no packing of stack
24661 vars will happen, replacing a quadratic algorithm with a linear one.
24663 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24666 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24669 2009-01-03 Diego Novillo <dnovillo@google.com>
24671 * doc/contrib.texi: Update contributions.
24673 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24676 * builtins.c (fold_builtin_memory_op): Give up if either operand
24677 is volatile. Set srctype or desttype to non-qualified version
24681 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24682 and FUNCTION_DECLs.
24684 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24686 PR rtl-optimization/35805
24687 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24688 problem if fast dce is able to remove any instructions.
24689 * dce.c (dce_process_block): Fix dump message.
24691 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24694 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24696 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24698 PR middle-end/38690
24699 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24700 * tree-pretty-print.c (op_code_prio): New function.
24701 (op_prio): No longer static. Use op_code_prio.
24702 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24703 Use op_prio and op_code_prio to determine if () should be
24704 printed around operand(s) or not.
24706 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24707 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24708 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24709 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
24710 pp_character instead of pp_string for single letter printing.
24712 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
24714 * doc/extend.texi: Fix '#pragma GCC option' typo.
24716 2009-01-02 Richard Guenther <rguenther@suse.de>
24718 * doc/install.texi (--enable-checking): Mention different
24719 default for stage1.
24720 (--enable-stage1-checking): Document.
24722 2009-01-01 Andrew Pinski <pinskia@gmail.com>
24724 PR middle-end/30142
24725 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
24726 case to be an error.
24728 2009-01-02 Ben Elliston <bje@au.ibm.com>
24730 * config/fp-bit.h (pack_d): Constify argument.
24731 * config/fp-bit.c (makenan): Constify return type. Remove casts.
24732 (isnan): Constify argument.
24734 (iszero): Likewise.
24735 (pack_d): Likewise.
24736 (_fpadd_parts): Constify return type.
24737 (_fpmul_parts): Likewise.
24738 (_fpdiv_parts): Likewise.
24740 2009-01-01 Jakub Jelinek <jakub@redhat.com>
24743 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
24744 warn about overwriting initializer with side-effects or
24745 -Woverride-init if !IMPLICIT.
24746 (output_init_element): Likewise. Pass IMPLICIT down to
24748 (process_init_element): Add IMPLICIT argument. Pass it down
24749 to output_init_element.
24750 (push_init_element, pop_init_level, set_designator): Adjust
24751 process_init_element callers.
24752 (set_nonincremental_init, set_nonincremental_init_from_string):
24753 Adjust add_pending_init callers.
24754 (output_pending_init_elements): Adjust output_init_element callers.
24755 * c-tree.h (process_init_element): Adjust prototype.
24756 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
24757 process_init_element callers.
24760 Copyright (C) 2009 Free Software Foundation, Inc.
24762 Copying and distribution of this file, with or without modification,
24763 are permitted in any medium without royalty provided the copyright
24764 notice and this notice are preserved.