1 2010-07-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3 Backport from mainline.
4 2010-07-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7 * config/arm/arm.md: Split arm_rev into *arm_rev and *thumb1_rev.
8 Set *arm_rev to be predicable.
10 2010-07-27 Nick Clifton <nickc@redhat.com>
12 * Import this patch from the mainline:
14 2010-06-30 Nick Clifton <nickc@redhat.com>
16 * config/rx/rx-modes.def: New file.
17 * config/rx/rx.h (FIRST_PSEUDO_REGISTER): Increase to 17.
19 (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES): Add cc
21 (CC_NO_CARRY, NOTICE_UPDATE_CC): Delete.
22 (SELECT_CC_MODE): Define.
23 * config/rx/rx.md (CC_REG): Define. Update all patterns to use
24 (reg:CC CC_REG) instead of (cc0).
26 (cbranchsi4): Do not split compare and branch here. Instead move
28 (cbranchsi4_<code>): ... here. New patterns.
29 (cmpsi): Call rx-compare_redundant to find out if it is necessary
30 to emit the compare instruction.
31 * config/rx/rx.c (rx_gen-cond_branch_template): Remove tests of
33 (rx_get_stack_layout): Iterate up to before CC_REGNUM not
35 (rx_expand_prologue, rx_expand_epilogue): Likewise.
36 (rx_notice_update_cc): Delete.
37 (rx_cc_modes_compatible): New function.
38 (flags_needed_for_conditional): New function.
39 (flags_from_mode): New function.
40 (rx_compare_redundant): New function - scans backwards through
41 insn list to find out if condition flags are already set correctly.
42 (TARGET_CC_MODES_COMPATIBLE): Define.
43 * config/rx/rx-protos.h (rx_compare_redundant): Prototype.
45 * config/rx/rx.h (BRANCH_COST): Define.
46 (REGISTER_MOVE_COST): Define.
47 * config/rx/predicates (rx_source_operand): Allow all constant types.
48 * config/rx/rx.md (addsi3): Add alternative for swapped operands.
49 (tstsi4): New pattern.
50 * config/rx/rx.c (rx_memory_move_cost): Define.
51 (TARGET_MEMORY_MOVE_COST): Define.
53 2010-07-23 Jakub Jelinek <jakub@redhat.com>
54 Richard Guenther <rguenther@suse.de>
56 PR tree-optimization/45047
57 * tree-vect-stmts.c (vectorizable_assignment): Return false
58 if vectype_out is NULL for conversion statement.
60 2010-07-22 Jakub Jelinek <jakub@redhat.com>
63 * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero
64 ASM_OPERANDS_OUTPUT_IDX.
65 (adjust_insn): For inline asm with multiple sets ensure first
66 ASM_OPERANDS vectors are used by all following ASM_OPERANDS in
69 Backport from mainline
70 2010-07-16 Jakub Jelinek <jakub@redhat.com>
73 * config/i386/i386-protos.h (ix86_function_arg_boundary): Change second
74 argument to const_tree.
75 * config/i386/i386.c (function_arg_advance): If padding needs to be
76 inserted before argument, increment cum->words by number of padding
78 (contains_aligned_value_p): Change argument to const_tree.
79 (ix86_function_arg_boundary): Change second argument to const_tree.
81 2010-07-21 Martin Jambor <mjambor@suse.cz>
83 PR tree-optimization/44900
84 * tree-sra.c (load_assign_lhs_subreplacements): Updated comments.
85 (sra_modify_assign): Move gsi to the next statmenent unconditionally.
87 2010-07-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
89 Backport from mainline:
90 2010-07-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
92 * doc/sourcebuild.texi (Effective-Target Keywords): Document
93 sse_runtime, sse2_runtime.
95 2010-07-20 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/44977
98 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid
101 2010-07-19 Bingfeng Mei <bmei@broadcom.com>
103 * ddg.c (create_ddg): Exclude nodes of debug_insn in counting nodes
105 * loop-doloop.c (doloop_condition_get): Skip possible debug_insn.
107 2010-07-15 Jie Zhang <jie@codesourcery.com>
109 * config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve
112 2010-07-14 Jie Zhang <jie@codesourcery.com>
114 * config/arm/cortex-a8.md (cortex_a8_alu): Don't use
115 cortex_a8_default when neon_type is not none.
117 2010-07-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
119 Backport from mainline:
120 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to
123 ix86_solaris_return_in_memory.
124 * config/i386-protos.h: Reflect this.
125 * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
126 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
128 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here.
130 2010-07-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
132 Backport from mainline:
133 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
135 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
136 pentiumpro on Solaris 8 and 9/x86.
137 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as.
138 Document SSE/SSE2 support.
139 * doc/sourcebuild.texi (Effective-Target Keywords): Document sse.
141 2010-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
143 * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct
145 Find ucontext_t * on Solaris 11.
146 (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern.
147 Handle new Solaris 11 __sighndlr patterns.
149 2010-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
151 Backport from mainline:
152 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
155 * config/host-solaris.c (mmap_fixed): New function.
156 (sol_gt_pch_get_address): Use it.
157 (sol_gt_pch_use_address): Likewise.
159 2010-07-12 Jie Zhang <jie@codesourcery.com>
161 * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to
162 align the stack when it's going to be saved.
164 2010-07-11 Kai Tietz <kai.tietz@onevision.com>
166 Merged back from trunk
167 * config/i386/winnt.c (i386_pe_file_end): Quote symbol name
168 in directive -export.
170 2010-07-09 Richard Guenther <rguenther@suse.de>
172 PR tree-optimization/44886
173 * tree-vect-stmts.c (vectorizable_assignment): Fixup backport
174 of the fix for PR44284.
176 2010-07-09 Richard Guenther <rguenther@suse.de>
178 Backport from mainline
179 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
181 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
184 2010-07-09 Dave Korn <dave.korn.cygwin@gmail.com>
186 Backport from mainline
187 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
190 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
191 handling to still return true for x64 targets.
193 2010-07-08 Richard Guenther <rguenther@suse.de>
195 Backport from mainline
196 2010-05-27 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/44284
199 * tree-vect-stmts.c (vectorizable_assignment): Handle
200 sign-changing conversions as simple copy.
202 2010-07-06 Richard Guenther <rguenther@suse.de>
205 * convert.c (convert_to_integer): Watch out for overflowing
208 2010-07-07 Duncan Sands <baldrick@free.fr>
211 * tree.c (build_function_type_skip_args): Copy the original type using
212 build_distinct_type_copy rather than copy_node.
214 2010-07-06 Alexandre Oliva <aoliva@redhat.com>
216 * doc/gimple.texi (GIMPLE_DEBUG): Document.
217 * doc/rtl.texi (Debug Information): New node.
218 (NOTE_INSN_VAR_LOCATION): Document.
219 (debug_insn): Likewise.
220 * doc/generic.texi (DEBUG_EXPR_DECL): Document.
222 2010-07-05 Kaz Kojima <kkojima@gcc.gnu.org>
224 Backport from mainline:
226 * config.gcc (sh*-*-*): Use regular expressions instead of
227 the 'i' modifier for sed substitutions.
229 2010-07-05 Mikael Pettersson <mikpe@it.uu.se>
232 * config/arm/arm.c (arm_attr_length_move_neon): Delete regno.
234 2010-07-05 Jie Zhang <jie@codesourcery.com>
236 * config/arm/arm.c (arm_attr_length_move_neon): New.
237 * config/arm/arm-protos.h (arm_attr_length_move_neon): Declare.
238 * config/arm/neon.md (define_mode_attr V_slen): Remove.
239 (neon_mov<mode> for VSTRUCT): Use arm_attr_length_move_neon
240 to compute length attribute.
242 2010-07-05 Jie Zhang <jie@codesourcery.com>
244 * config/arm/vfp.md (*push_multi_vfp): Use vfp_register_operand
245 as predicate for operand 1 and remove its constraint.
246 * config/arm/predicates.md (vfp_register_operand): New.
247 * config/arm/arm.md (*push_multi): Remove the constraint of
249 (*push_fp_multi): Likewise.
251 2010-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
254 * config/pa/predicates.md (prefetch_cc_operand): Remove.
255 (prefetch_nocc_operand): Likewise.
256 * config/pa/pa.md (prefetch): Revise expander to use prefetch_20.
257 (prefetch_20): New insn.
258 (prefetch_cc): Remove.
259 (prefetch_nocc): Likewise.
262 * config/pa/pa.h (GO_IF_LEGITIMATE_ADDRESS): Reject LABEL_REF.
264 2010-07-02 Richard Guenther <rguenther@suse.de>
267 * tree-cfg.c (gimple_block_ends_with_call_p): Handle empty BBs.
269 2010-07-01 Jakub Jelinek <jakub@redhat.com>
272 * dwarf2out.c (reg_loc_descriptor): For eliminated arg_pointer_rtx
273 or frame_pointer_rtx use DW_OP_fbreg offset DW_OP_stack_value.
275 2010-07-01 Jakub Jelinek <jakub@redhat.com>
277 Backport from mainline
278 2010-06-29 Jakub Jelinek <jakub@redhat.com>
280 PR tree-optimization/43801
281 * cgraph.c (cgraph_create_virtual_clone): Clear DECL_SECTION_NAME
282 if old_decl was DECL_ONE_ONLY.
284 2010-06-21 Jakub Jelinek <jakub@redhat.com>
287 * config/i386/i386.c (ix86_gimplify_va_arg): When copying
288 va_arg from a set of register save slots into a temporary,
289 if the container is bigger than type size, do the copying
290 using smaller mode or using memcpy.
292 2010-05-13 Jakub Jelinek <jakub@redhat.com>
295 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
298 2010-06-30 Jan Hubicka <jh@suse.cz>
300 Backport from mainline
301 2010-06-27 Jan Hubicka <jh@suse.cz>
305 * tree.c (build_function_decl_skip_args): Clear DECL_BUILT_IN on
307 * ipa-split.c (split_function): Always clear DECL_BUILT_IN.
308 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
310 2010-06-28 Jan Hubicka <jh@suse.cz>
312 PR tree-optimization/44357
313 * ipa-inline.c (add_new_edges_to_heap): Do not add edges to uninlinable
316 2010-06-30 Jakub Jelinek <jakub@redhat.com>
318 Backport from mainline
319 2010-06-30 Jakub Jelinek <jakub@redhat.com>
322 * cselib.h (cselib_preserve_cfa_base_value): Add regno argument.
323 * cselib.c (cfa_base_preserved_regno): New static variable.
324 (cselib_reset_table): Don't reset cfa_base_preserved_regno instead
325 of REGNO (cfa_base_preserved_val->locs->loc).
326 (cselib_preserve_cfa_base_value): Add regno argument, set
327 cfa_base_preserved_regno to it.
328 (cselib_invalidate_regno): Allow removal of registers other than
329 cfa_base_preserved_regno from cfa_base_preserved_val.
330 (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM.
331 * var-tracking.c (adjust_mems): Replace sp or hfp even outside
332 of MEM addresses, if not on LHS.
333 (reverse_op): Don't add reverse ops for cfa_base_rtx.
334 (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller.
336 2010-06-25 Jakub Jelinek <jakub@redhat.com>
339 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): If stmt is always
340 true or always false, return NULL_TREE.
341 (tree_unswitch_single_loop): Optimize conditions even when reaching
342 max-unswitch-level parameter. If num > 0, optimize first all conditions
343 using entry checks, then do still reachable block discovery and consider
344 only conditions in still reachable basic blocks in the loop.
346 2010-05-12 Jakub Jelinek <jakub@redhat.com>
349 * dwarf2out.c (base_type_die): Don't add name attribute here.
350 (modified_type_die): Instead of sizetype use
351 its underlying original type. If a DW_TAG_base_type doesn't
352 have name added, add __unknown__.
353 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
354 always call force_type_die instead.
356 2010-05-11 Jakub Jelinek <jakub@redhat.com>
359 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
360 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
361 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
362 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
365 2010-06-30 Martin Jambor <mjambor@suse.cz>
367 PR tree-optimization/43905
368 * tree-sra.c (encountered_recursive_call): Removed with all its uses.
369 (convert_callers): Do not handle recursive calls specially.
370 (create_abstract_origin): Removed.
371 (modify_function): Version the call graph node instead of creating
372 abstract origins and dealing with same_body aliases.
373 (ipa_sra_preliminary_function_checks): Check whether the function
375 * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies.
377 2010-06-30 Martin Jambor <mjambor@suse.cz>
379 Backport from mainline
380 2010-05-29 Jan Hubicka <jh@suse.cz>
382 * cgraph.c (clone_function_name): Made public.
383 * cgraph.h (clone_function_name): Declare.
384 * cgraphunit.c (cgraph_function_versioning): Produce new name.
386 2010-06-29 Martin Jambor <mjambor@suse.cz>
388 Backport from mainline
389 2010-05-17 Martin Jambor <mjambor@suse.cz>
392 * tree-sra.c (create_access_replacement): New parameter rename, mark
393 the replaement for renaming only when it is true.
394 (get_access_replacement): Pass true in the rename parameter of
395 create_access_replacement.
396 (get_unrenamed_access_replacement): New function.
397 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
398 replacement declaration from it.
400 2010-06-29 Martin Jambor <mjambor@suse.cz>
402 Backport from mainline
403 2010-04-13 Martin Jambor <mjambor@suse.cz>
405 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
406 (sra_modify_assign): Delete stmts loading dead data even if racc has no
407 children. Call replace_uses_with_default_def_ssa_name to handle
410 2010-06-27 Jan Hubicka <jh@suse.cz>
412 Backport inliner heruistic fixes from mainline
413 2010-05-27 Jan Hubicka <jh@suse.cz>
415 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
416 (update_caller_keys): Return early if there are no callers;
417 only update fibheap when decresing the key.
418 (update_callee_keys): Avoid recursion.
419 (decide_inlining_of_small_functions): When badness does not match;
420 re-insert into fibheap.
422 2010-05-11 Jan Hubicka <jh@suse.cz>
424 PR tree-optimize/44063
425 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
428 2010-04-13 Jan Hubicka <jh@suse.cz>
430 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
431 of optimized out static functions.
432 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
433 cost computation. Also sanity check for overflows.
434 (update_caller_keys): Update cgraph_edge_badness call; properly
435 update fibheap and sanity check that it is up to date.
436 (add_new_edges_to_heap): Update cgraph_edge_badness.
437 (cgraph_decide_inlining_of_small_function): Likewise;
438 add sanity checking that badness in heap is up to date;
439 improve dumping of reason; Update badness of calls to the
440 offline copy of function currently inlined; dump badness
441 of functions not inlined because of unit growth limits.
443 2010-06-27 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/44683
446 * tree-ssa-dom.c (record_edge_info): Record equivalences for the
447 false edge from the inverted condition.
449 2010-06-27 Eric Botcazou <ebotcazou@adacore.com>
451 Backport from mainline
452 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
454 PR rtl-optimization/43332
455 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
457 2010-06-27 Richard Guenther <rguenther@suse.de>
460 * tree-ssa-alias.c (refs_may_alias_p_1): Allow SSA name refs.
461 (stmt_may_clobber_ref_p_1): Do not bother to call the oracle
462 for register LHS. Or non-store assignments.
464 2010-06-26 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/44393
467 * tree-loop-distribution.c (generate_loops_for_partition): Fix
468 stmt removal and VOP renaming.
469 (generate_memset_zero): Remove redundant stmt updating.
470 * tree-flow.h (mark_virtual_ops_in_bb): Remove.
471 * tree-cfg.c (mark_virtual_ops_in_bb): Likewise.
473 2010-06-26 Richard Guenther <rguenther@suse.de>
476 * tree-ssa-alias.c (refs_may_alias_p_1): Allow all kind of
477 decls. Handle LABEL_DECLs like FUNCTION_DECLs.
479 2010-06-25 Alexandre Oliva <aoliva@redhat.com>
482 * simplify-rtx.c (delegitimize_mem_from_attrs): Don't use a base
483 address if the offset is unknown.
485 2010-06-25 Richard Guenther <rguenther@suse.de>
487 Backport from mainline
488 2010-06-16 Richard Guenther <rguenther@suse.de>
491 * c-common.c (c_common_truthvalue_conversion): Remove
492 premature and wrong optimization concering ADDR_EXPRs.
494 2010-06-24 Steven Bosscher <steven@gcc.gnu.org>
496 Backport from mainline:
497 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
499 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
500 lto-macho as lto_binary_reader.
501 * target.h (struct gcc_target): New hooks lto_start and lto_end.
502 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
503 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
504 in lto_start and lto_end calls.
505 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
507 (scan_prog_file): Update is_elf_or_coff call.
508 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
510 * collect2.c (main): Fix enum comparison.
512 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
514 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
515 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
516 and TARGET_ASM_LTO_END.
517 * darwin.c: Include obstack.h and lto-streamer.h.
518 (lto_section_names_offset, lto_section_names_obstack,
519 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
521 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
522 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
524 (darwin_asm_lto_end): New function. Restore asm_out_file.
525 (darwin_asm_named_section): For LTO sections, replace the name with
526 the offset of the section name in a string table, and build this
528 (darwin_file_start): Initialize global vars for LTO support.
529 (darwin_file_end): If output to asm_out_file was redirected, append it
530 to the proper asm_out_file here. Add the section names section.
532 Backport from mainline:
533 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
535 * darwin.c (darwin_asm_named_section): Do not add assembler comment
536 after .section directive; just print it before the directive
539 2010-06-22 Eric Botcazou <ebotcazou@adacore.com>
541 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the
542 new statement and adjust VDEF only if necessary. Remove superfluous
543 call to maybe_clean_or_replace_eh_stmt.
544 * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to
546 * gimple-iterator.c (gsi_replace): Clear BB of old statement here...
547 * tree-inline.c (copy_bb): ...and not there.
549 2010-06-22 H.J. Lu <hongjiu.lu@intel.com>
551 Backport from mainline
552 2010-06-22 H.J. Lu <hongjiu.lu@intel.com>
554 * config/i386/i386.md (unit): Also check sseishft1.
556 2010-06-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
559 * config/pa/pa.c (override_options): Disable
560 -freorder-blocks-and-partition.
562 2010-06-21 H.J. Lu <hongjiu.lu@intel.com>
564 Backport from mainline
565 2010-06-21 H.J. Lu <hongjiu.lu@intel.com>
568 * config/i386/atom.md (atom_sseishft_2): Also check sseishft1.
570 * config/i386/i386.md (type): Add sseishft1
572 * config/i386/ppro_insn (ppro_insn): Also check sseishft1.
573 (ppro_insn_load): Likewise.
574 (ppro_insn_store): Likewise.
575 (ppro_insn_both): Likewise.
577 * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit.
578 (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1
580 (*vec_extractv2di_1_avx): Likewise.
581 (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for
582 type. Remove atom_unit.
583 (*vec_extractv2di_1_sse2): Likewise.
585 2010-06-21 Jakub Jelinek <jakub@redhat.com>
588 * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove
590 (sel_print_to_dot): Remove macro.
591 (sel_print): Likewise. New prototype.
592 * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static.
593 (sel_print): New function.
595 2010-06-21 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator):
600 * config/i386/i386.md (*fp_jcc_8<mode>_387 and splitters): Use
601 ix86_swapped_fp_comparsion_operator instead of
602 ix86_fp_comparison_operator.
604 (*fp_jcc_1_387): Rename from *fp_jcc_3_387.
605 (*fp_jcc_1r_387): Rename from *fp_jcc_4_387.
606 (*fp_jcc_2_387): Rename from *fp_jcc_5_387.
607 (*fp_jcc_2r_387): Rename from *fp_jcc_6_387.
608 (*fp_jcc_3_387): Rename from *fp_jcc_7_387.
609 (*fp_jcc_4_<mode>_387): Rename from *fp_jcc_8<mode>_387.
611 2010-06-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
613 Backport from mainline
614 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
617 * config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
618 (negdf2): Adjust expander pattern and use negdf2_slow.
621 2010-06-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
624 * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag
625 for SET source operand from SET destination operand.
627 2010-06-16 Martin Jambor <mjambor@suse.cz>
630 * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name
631 on the newly dead SSA name.
633 2010-06-15 Eric Botcazou <ebotcazou@adacore.com>
635 Backport from mainline
636 2010-06-09 Eric Botcazou <ebotcazou@adacore.com>
638 PR rtl-optimization/42461
639 * dce.c (deletable_insn_p): Return true for const or pure calls again.
640 * except.c (insn_could_throw_p): Return false if !flag_exceptions.
642 2010-06-15 Eric Botcazou <ebotcazou@adacore.com>
644 Backport from mainline
645 2010-06-11 Sandra Loosemore <sandra@codesourcery.com>
647 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the
650 2010-06-15 Jakub Jelinek <jakub@redhat.com>
653 * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl.
654 * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define.
655 (LANG_HOOKS_DECLS): Add it.
656 * gimplify.c (omp_notice_variable): Call
657 lang_hooks.decls.omp_report_decl.
659 2010-06-15 Martin Jambor <mjambor@suse.cz>
661 PR tree-optimization/44258
662 * tree-sra.c (build_access_subtree): Return false iff there is a
664 (build_access_trees): Likewise.
665 (analyze_all_variable_accesses): Disqualify candidates if
666 build_access_trees returns true for them.
668 2010-06-15 Martin Jambor <mjambor@suse.cz>
670 PR tree-optimization/44423
671 * tree-sra.c (dump_access): Dump also grp_assignment_read.
672 (analyze_access_subtree): Pass negative allow_replacements to children
673 if the current type is scalar.
675 2010-06-14 Andreas Schwab <schwab@linux-m68k.org>
677 Backport from mainline
678 * config/m68k/m68k.c (m68k_delegitimize_address): Don't do
679 anything if the argument is not a MEM.
681 2010-06-14 H.J. Lu <hongjiu.lu@intel.com>
683 Backport from mainline
684 2010-06-14 H.J. Lu <hongjiu.lu@intel.com>
687 * config/i386/sse.md (vec_extract_lo_<mode>): Replace 0x1 with 0x0.
688 (vec_extract_lo_v16hi): Likewise.
689 (vec_extract_lo_v32qi): Likewise.
691 2010-06-14 Jakub Jelinek <jakub@redhat.com>
694 * tree.h (build_call_expr): Don't define as vararg macro, instead
696 * builtins.c (build_call_nofold): Remove.
697 (expand_builtin_int_roundingfn, expand_builtin_pow,
698 expand_builtin_mempcpy_args, expand_builtin_stpcpy,
699 expand_builtin_memset_args, expand_builtin_strcmp,
700 expand_builtin_strncmp, expand_builtin_memory_chk): Use
701 build_call_nofold_loc instead of build_call_nofold.
702 (build_call_expr): New function.
704 PR tree-optimization/44508
705 * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument.
706 * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE,
707 don't eliminate trivially dead stmts.
708 * tree-vrp.c (vrp_finalize): Pass false as last argument
709 to substitute_and_fold.
710 * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument
711 to substitute_and_fold.
712 * tree-ssa-ccp.c (ccp_finalize): Likewise.
714 2010-06-14 Ira Rosen <irar@il.ibm.com>
716 PR tree-optimization/44507
717 * tree-vect-loop.c (get_initial_def_for_reduction): Use -1
718 to build initial vector for BIT_AND_EXPR.
720 2010-06-14 Dave Korn <dave.korn.cygwin@gmail.com>
722 Backport from mainline:
723 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
726 * configure.ac (gcc_cv_as_section_has_align): Set if installed
727 binutils supports extended .section directive needed by LTO, or
728 warn if older binutils found.
729 (LTO_BINARY_READER): New AC_SUBST'd variable.
730 (LTO_USE_LIBELF): Likewise.
731 * config.gcc (lto_binary_reader): New target-specific configure
733 * Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
734 (LTO_USE_LIBELF): Likewise.
735 * configure: Regenerate.
736 * collect2.c (is_elf): Rename from this ...
737 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
738 object files in addition to ELF-formatted ones.
739 (scan_prog_file): Caller updated. Also allow for LTO info marker
740 symbol to be prefixed or not by an extra underscore.
741 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
742 * config/i386/winnt.c: Also #include lto-streamer.h
743 (i386_pe_asm_named_section): Specify 1-byte section alignment for
745 (i386_pe_asm_output_aligned_decl_common): Add comment.
746 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
748 2010-06-12 Uros Bizjak <ubizjak@gmail.com>
751 * config/i386/i386.md (UNSPEC_PARITY): New unspec.
752 (paritydi2_cmp): Use UNSPEC_PARITY unspec insted of parity RTX.
753 (partiysi2_cmp): Ditto.
754 (*partiyhi2_cmp): Ditto.
755 (*parityqi2_cmp): Remove.
757 2010-06-10 Alexandre Oliva <aoliva@redhat.com>
760 * var-tracking.c (find_loc_in_1pdv): Remove recursion, only
761 tail-recurse into canonical node. Fast-forward over
762 non-canonical VALUEs.
764 2010-06-10 Jan Beulich <jbeulich@novell.com>
767 * configure.ac: Replace $() with ${} when intending to expand
768 variables rather than invoking commands.
769 * configure: Re-generate.
771 2010-06-09 Dave Korn <dave.korn.cygwin@gmail.com>
773 * opts-common.c (prune_options): Ensure replacement argv array
774 is correctly terminated by a NULL entry.
776 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
778 Backport from mainline:
779 2010-04-28 Mike Stump <mikestump@comcast.net>
780 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for
783 2010-06-09 Iain Sandoe <iains@gcc.gnu.org>
785 Backport from mainline:
786 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
787 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
789 2010-06-09 Edmar Wienskoski <edmar@freescale.com>
792 * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for
795 2010-06-08 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/i386.md (*movsi_1) <TYPE_LEA>: Use %a modifier
799 (ashift_zext lea splitter): Use DImode for multiplication.
801 * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add
802 to generate addition.
804 2010-06-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
806 * doc/sourcebuild.texi (Effective-Target Keywords, Other
807 attributes): Document gas.
809 2010-06-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
811 Backport from mainline:
812 2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
814 * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
816 * configure: Regenerate.
817 * config.in: Regenerate.
819 * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
820 (X86_64_EMULATION): Define.
821 (TARGET_LD_EMULATION): Use them.
823 * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
824 (SPARC64_EMULATION): Define.
825 (LINK_ARCH_SPEC): Use them.
827 2010-06-07 Kai Tietz <kai.tietz@onevision.com>
829 Backport from mainline:
830 * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
831 argument for fprintf.
832 (ix86_output_addr_diff_elt): Likewise.
833 (x86_function_profiler): Likewise.
834 * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore.
836 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
838 2010-06-04 Alexandre Oliva <aoliva@redhat.com>
841 * var-tracking.c (find_loc_in_1pdv): Mark initial value before
842 recursing. Check that recursion is bounded. Rename inner var
843 to avoid hiding incoming argument.
845 2010-06-04 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
847 Backport from mainline:
848 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
850 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
851 * configure: Regenerate.
852 * config.in: Regenerate.
853 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
856 2010-04-19 Richard Guenther <rguenther@suse.de>
858 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
859 * configure: Re-generated.
861 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (*addqi_4): Check for incdec_operand in QImode.
865 2010-06-04 Richard Guenther <rguenther@suse.de>
867 Backport from mainline:
868 2010-05-25 Jakub Jelinek <jakub@redhat.com>
871 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
873 (intersect_loc_chains): Walk the s2var's loc_chain together
874 with s1node chain as long as the locations are equal, don't
875 call find_loc_in_1pdv in that case.
877 2010-05-18 Jakub Jelinek <jakub@redhat.com>
880 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
883 2010-06-04 Alan Modra <amodra@gmail.com>
886 * gcc/config/rs6000/rs6000.c (struct machine_function): Reorder
887 fields for better packing. Add lr_save_state.
888 (rs6000_ra_ever_killed): Return lr_save_state if set.
889 (rs6000_emit_eh_reg_restore): Set lr_save_state.
891 2010-06-03 Richard Guenther <rguenther@suse.de>
893 Backport from mainline:
894 2010-05-10 Richard Guenther <rguenther@suse.de>
896 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
897 marked if the entry identifier is marked.
899 2010-06-03 Richard Guenther <rguenther@suse.de>
901 Backport from mainline:
902 2010-05-16 Richard Guenther <rguenther@suse.de>
904 * var-tracking.c (vars_copy_1): Inline ...
905 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
906 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
907 (variable_merge_over_cur): Adjust. Merge asserts.
908 (variable_merge_over_src): Likewise.
909 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
910 (variable_post_merge_new_vals): Merge asserts.
911 (variable_post_merge_perm_vals): Likewise.
912 (find_mem_expr_in_1pdv): Likewise.
913 (dataflow_set_different_value): Remove.
914 (onepart_variable_different_p): Merge asserts.
915 (variable_different_p): Likewise.
916 (dataflow_set_different_1): Inline ...
917 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
918 (emit_notes_for_differences_1): Merge asserts.
920 2010-06-03 Jan Hubicka <jh@suse.cz>
921 Jakub Jelinek <jakub@redhat.com>
923 * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
924 set->regs[i] is NULL or has just one entry.
926 2010-06-03 Alan Modra <amodra@gmail.com>
929 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
930 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
931 rtx to gen_load_toc_v4_PIC_1b. Tidy.
932 (rs6000_emit_load_toc_table): Likewise.
934 2010-06-02 Richard Guenther <rguenther@suse.de>
936 * lto-streamer-in.c (input_gimple_stmt): Fix typo.
938 2010-06-02 Richard Guenther <rguenther@suse.de>
940 Backport from mainline:
941 2010-05-27 Jan Hubicka <jh@suse.cz>
943 * sched-ebb.c: Rename struct deps to struct deps_desc.
945 * sel-sched-ir.c: Likewise.
946 * sched-deps.c: Likewise.
947 * sched-int.h: Likewise.
948 * sched-rgn.c: Likewise.
950 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
952 * config/s390/2097.md (z10_fhex): Remove insn reservation.
953 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
954 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
955 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
957 * config/s390/s390.c: Don't accept fp zeros as valid constants
960 2010-05-31 Jakub Jelinek <jakub@redhat.com>
963 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
964 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
965 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
966 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
967 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
968 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
969 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
970 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
974 * expr.c (expand_assignment): Don't store anything for out-of-bounds
975 array accesses with non-MEM.
977 PR tree-optimization/44182
978 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
979 newly needs to end a bb is followed by debug stmts, instead return
980 true from the function at the end.
981 (maybe_move_debug_stmts_to_successors): New function.
982 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
984 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
988 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
991 2010-05-28 Richard Guenther <rguenther@suse.de>
994 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
995 Stream fixed-point constants mode.
996 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
998 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
999 Stream fixed-point constants mode.
1000 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
1003 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1005 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
1007 2010-05-28 Jakub Jelinek <jakub@redhat.com>
1010 * builtins.c (expand_movstr): Use a temporary pseudo instead
1011 of target even when target is not NULL and not const0_rtx, but
1012 fails movstr predicate.
1013 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
1015 2010-05-27 Jon Beniston <jon@beniston.com>
1018 * config/lm32/lm32.h: Remove definition of
1019 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
1021 2010-05-26 Richard Guenther <rguenther@suse.de>
1023 PR rtl-optimization/44164
1024 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
1025 no-common access-path disambiguation.
1026 (indirect_ref_may_alias_decl_p): Adjust.
1027 (indirect_refs_may_alias_p): Likewise.
1028 (refs_may_alias_p_1): Likewise.
1030 2010-05-26 Richard Guenther <rguenther@suse.de>
1033 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Avoid generating
1034 out-of-bounds array accesses.
1036 2010-05-26 Richard Guenther <rguenther@suse.de>
1038 Backport from mainline:
1039 2010-04-15 Richard Guenther <rguenther@suse.de>
1041 * alias.c (alias_set_subset_of): Handle alias-set zero
1044 2010-05-26 Jakub Jelinek <jakub@redhat.com>
1047 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
1048 or total_size is larger than red zone size for non-V4 ABI, emit a
1049 stack_tie resp. frame_tie insn before stack pointer restore.
1050 * config/rs6000/rs6000.md (frame_tie): New insn.
1052 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1054 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
1055 stderr to /dev/null instead of grep -q.
1056 * configure: Regenerate.
1058 2010-05-25 Richard Guenther <rguenther@suse.de>
1060 * gimple.c (gimple_types_compatible_p): Check type qualifications
1061 before merging pointer to complete and pointer to incomplete type.
1062 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
1063 we use our own resolution algorithm. The gold linker plugin
1064 doesn't do the job we want it to do here.
1066 2010-05-24 Richard Guenther <rguenther@suse.de>
1069 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1071 2010-05-24 Uros Bizjak <ubizjak@gmail.com>
1073 Backport from mainline:
1074 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1077 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1078 * configure: Regenerate.
1079 * config.in: Regenerate.
1080 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1081 instead of sahf only for 64bit targets.
1083 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
1085 Backport from mainline
1086 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/ia32intrin.h (__crc32q): Define only if
1089 __SSE4_2__ is defined.
1091 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
1093 Backport from mainline
1094 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
1097 * config/i386/i386.c (def_builtin): Properly check
1098 OPTION_MASK_ISA_64BIT.
1100 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
1104 * config/i386/i386.c: Make sure that the correct regparm is passed.
1106 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1109 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
1110 unchain each use from the cyclic next_regno_use chain first.
1112 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1114 * config/s390/s390.c (override_options): Increase the default
1115 of max-completely-peel-times.
1117 2010-05-21 Richard Guenther <rguenther@suse.de>
1119 PR tree-optimization/44038
1120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1121 taking the address of a V_C_E of a constant.
1123 2010-05-21 Richard Guenther <rguenther@suse.de>
1125 PR tree-optimization/43949
1126 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigend types.
1127 (extract_range_from_binary_expr): Handle TRUNC_MOD_EXPR.
1129 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1132 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1133 at -O0 goto_locus of any of the incoming edges differs from
1134 goto_locus of outgoing edge, or gimple_location of any of the
1137 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1140 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1141 setup_ref_regs for DEBUG_INSNs.
1143 2010-05-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1146 * df-scan.c (df_ref_compare): Stabilize sort.
1148 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1151 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1152 settings for 16-bit-constant "addo" alternative.
1154 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1156 Backport from mainline:
1157 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1160 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1161 * configure: Regenerate.
1162 * config.in: Regenerate.
1163 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
1164 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1165 Don't emit whitespace.
1166 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
1167 (*rep_movsi): Likewise.
1168 (*rep_movsi_rex64): Likewise.
1169 (*rep_movqi): Likewise.
1170 (*rep_movqi_rex64): Likewise.
1171 (*rep_stosdi_rex64): Likewise.
1172 (*rep_stossi): Likewise.
1173 (*rep_stossi_rex64): Likewise.
1174 (*rep_stosqi): Likewise.
1175 (*rep_stosqi_rex64): Likewise.
1176 (*cmpstrnqi_nz_1): Use {%;} after repz.
1177 (*cmpstrnqi_nz_rex_1): Likewise.
1178 (*cmpstrnqi_1): Likewise.
1179 (*cmpstrnqi_rex_1): Likewise.
1180 (*strlenqi_1): Use {%;} after repnz.
1181 (*strlenqi_rex_1): Likewise.
1182 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
1183 (*sync_compare_and_swap<mode>): Likewise.
1184 (sync_double_compare_and_swap<mode>): Likewise.
1185 (*sync_double_compare_and_swapdi_pic): Likewise.
1186 (sync_old_add<mode>): Likewise.
1187 (sync_add<mode>): Likewise.
1188 (sync_sub<mode>): Likewise.
1189 (sync_<code><mode>): Likewise.
1191 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1193 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1195 (Directives): Document optional dg-require-effective-target
1198 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1200 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1201 pentiumpro on Solaris 8/x86 with Sun as.
1202 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1204 (gcc_cv_as_ix86_quad): Check for .quad directive.
1205 * configure: Regenerate.
1206 * config.in: Regenerate.
1207 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1209 2010-05-19 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/43987
1212 * tree-ssa-structalias.c (could_have_pointers): For possibly
1213 address-taken variables force pointers to be recorded.
1214 (create_variable_info_for_1): Likewise.
1215 (push_fields_onto_fieldstack): Pass in wheter all fields
1217 (find_func_aliases): Query types instead of vars whether
1218 they contain pointers where appropriate.
1220 2010-05-19 Richard Guenther <rguenther@suse.de>
1222 Backport from mainline:
1223 2010-04-26 Richard Guenther <rguenther@suse.de>
1226 * tree-inline.c (tree_can_inline_p): Also check compatibility
1229 2010-04-23 Richard Guenther <rguenther@suse.de>
1232 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1235 2010-04-26 Richard Guenther <rguenther@suse.de>
1238 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1239 if emitting debug information and it is either a function
1240 or a namespace decl.
1242 2010-04-26 Richard Guenther <rguenther@suse.de>
1245 * gimple.c (gimple_decl_printable_name): Deal gracefully
1246 with a NULL DECL_NAME.
1248 2010-04-30 Richard Guenther <rguenther@suse.de>
1251 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1252 first after all lowering passes.
1254 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1257 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1259 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1262 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1264 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
1266 2010-05-17 Jakub Jelinek <jakub@redhat.com>
1269 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
1270 to have no fallthru edge.
1273 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
1274 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
1275 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
1276 add BARRIER after previous bb if needed.
1278 2010-05-17 Alan Modra <amodra@gmail.com>
1280 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
1281 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
1282 with copy_reg rtx param.
1283 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
1284 Correct cases where code for ABI_V4 did not initialise the reg
1285 used to access frame. Also leave frame_reg_rtx as sp for large
1286 frames that save no regs.
1288 2010-05-17 Eric Botcazou <ebotcazou@adacore.com>
1290 Backport from mainline
1291 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
1293 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
1294 (decode_options): Likewise.
1295 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
1297 2010-05-14 Jason Merrill <jason@redhat.com>
1300 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1301 (gimple_call_set_nothrow): New.
1302 * gimple.c (gimple_build_call_from_tree): Call it.
1303 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1306 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1307 * gimple.h: Declare it.
1308 * gimple.c (gimple_build_eh_filter): No ops.
1310 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1313 * cfgexpand.c (expand_debug_expr): If non-memory op0
1314 has BLKmode, return NULL.
1316 2010-05-14 H.J. Lu <hongjiu.lu@intel.com>
1318 Backport from mainline
1319 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1322 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1324 2010-05-14 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/44124
1327 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1329 2010-05-13 Jason Merrill <jason@redhat.com>
1331 * gimplify.c (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the
1335 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1337 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1339 2010-05-12 Wolfgang Gellerich <gellerich@de.ibm.com>
1341 * config/s390/s390.c (override_options): Adjust the z10 defaults
1342 for max-unroll-times, max-completely-peeled-insns
1343 and max-completely-peel-times.
1345 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1348 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1349 change value of ORT_TASK.
1350 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1351 (omp_notice_threadprivate_variable): New function.
1352 (omp_notice_variable): Call it for threadprivate variables.
1353 If enclosing ctx is a task, print enclosing task rather than
1354 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1355 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1356 if task has untied clause.
1358 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1361 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1363 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1364 optimizing away empty bb with no successors, move over its
1365 footer chain to fallthru predecessor.
1366 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1367 (rtl_split_edge): For asm goto call patch_jump_insn even if
1368 splitting fallthru edge.
1370 2010-05-11 Martin Jambor <mjambor@suse.cz>
1373 * ipa.c (dissolve_same_comdat_group_list): New function.
1374 (function_and_variable_visibility): Call
1375 dissolve_same_comdat_group_list when comdat group contains external or
1377 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1378 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1380 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1383 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1384 clear also INSN_REG_USE_LIST.
1386 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1388 Backport from mainline
1389 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1390 Vladimir Makarov <vmakarov@redhat.com>
1392 PR rtl-optimization/44012
1393 * ira-build.c (remove_unnecessary_allocnos): Nullify
1394 regno_allocno_map of the removed allocno.
1396 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1398 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1400 * configure: Regenerate.
1402 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1404 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1406 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1407 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1409 * configure: Regenerate.
1411 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1413 Backport from mainline
1414 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1417 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1418 detect Atom, Core 2 and Core i7.
1420 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1422 PR documentation/44016
1423 * doc/standards.texi (Standards): Link to unversioned
1424 cxx0x_status.html page.
1426 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1428 * config/mips/iris.h (LINK_SPEC): Don't pass -init, -fini with -r.
1430 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1432 * config/mips/dbxmdebug.h: Remove.
1433 * config.gcc (mips-sgi-irix[56]*): Remove mips/dbxmdebug.h.
1435 2010-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1437 Backport from mainline:
1438 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1441 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1442 in the middle of insns for casesi_worker_2.
1444 2010-05-05 Jason Merrill <jason@redhat.com>
1447 * c-common.c (handle_aligned_attribute): Respect
1448 ATTR_FLAG_TYPE_IN_PLACE.
1450 2010-05-05 Richard Guenther <rguenther@suse.de>
1453 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
1456 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1458 Backport from mainline
1459 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1462 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1463 (canon_true_dependence): Likewise.
1464 (write_dependence_p): Likewise.
1466 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1469 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1470 result mode matches original rtl mode.
1472 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1475 when processing flag options.
1477 2010-05-02 H.J. Lu <hongjiu.lu@intel.com>
1479 Backport from mainline
1480 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1484 INSN_P with NONDEBUG_INSN_P.
1485 (distance_non_agu_define): Likewise.
1486 (distance_agu_use): Likewise.
1488 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1490 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1491 the variable part of the offset as well. Use highest_pow2_factor for
1492 all alignment checks.
1494 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1497 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1499 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1501 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1504 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1506 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1507 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1508 (lto_input_ts_type_tree_pointers): Likewise.
1509 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1510 (lto_output_ts_type_tree_pointers): Likewise.
1512 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1514 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1515 hash_tree, eq_tree): New tree hash table.
1516 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1517 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1518 lto_orig_address_remove): Reimplement.
1520 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1523 * config/alpha/osf.h (ASM_OUTPUT_LOCAL): Redefine.
1525 2010-04-28 Martin Jambor <mjambor@suse.cz>
1527 PR tree-optimization/43846
1528 * tree-sra.c (struct access): New flag grp_assignment_read.
1529 (build_accesses_from_assign): Set grp_assignment_read.
1530 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1531 (enum mark_read_status): New type.
1532 (analyze_access_subtree): Propagate grp_assignment_read, create
1533 accesses also if both direct_read and root->grp_assignment_read.
1535 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1537 Back-merged from trnnk.
1538 * collect2.c (TARGET_64BIT): Redefine to target's default.
1539 * tlink.c: Likewise.
1540 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1541 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1542 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1543 for underscoring __USER_LABEL_PREFIX__.
1544 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1545 (SUB_LINK_ENTRY32): New.
1546 (SUB_LINK_ENTRY64): New.
1547 (LINK_SPEC): Replace entry point spec by
1549 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1550 (SUB_LINK_ENTRY64): New.
1551 (SUB_LINK_ENTRY): New.
1552 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1553 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1554 x64 target is choosen.
1555 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1556 * configure: Regenerated.
1557 * configure.ac (leading-mingw64-underscores): Option added.
1559 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1561 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1562 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1563 or DW_CFA_def_cfa_offset{,_sf}.
1565 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1567 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1570 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1571 Add missing earlyclobber for second alternative.
1573 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1576 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1578 2010-04-26 Jie Zhang <jie@codesourcery.com>
1580 PR tree-optimization/43833
1581 * tree-vrp.c (range_int_cst_p): New.
1582 (range_int_cst_singleton_p): New.
1583 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1584 when both operands are constants. Use range_int_cst_p in
1587 2010-04-23 Martin Jambor <mjambor@suse.cz>
1590 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1591 function does not have type attributes.
1593 2010-04-23 Richard Guenther <rguenther@suse.de>
1595 PR tree-optimization/43572
1596 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1598 2010-04-23 Richard Guenther <rguenther@suse.de>
1600 Backport from mainline
1601 2010-04-22 Richard Guenther <rguenther@suse.de>
1603 PR tree-optimization/43845
1604 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1605 lookup the CALL_EXPR function and arguments.
1607 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1610 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1611 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1612 (lower_copyprivate_clauses): Use private var in outer
1613 context instead of original var. Make sure the types
1614 are correct for VLAs.
1616 2010-04-20 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/43783
1619 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1620 constant ARRAY_REF operands two and three if possible.
1622 2010-04-20 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/43796
1625 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1626 from SCEV in the lattice.
1627 (vrp_visit_phi_node): Dump change.
1629 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1632 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1633 with non-local decl doesn't need chain.
1635 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1638 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1639 calls for -fpic -m31 if they have been sibcall optimized.
1641 2010-04-19 DJ Delorie <dj@redhat.com>
1643 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1644 POINTER_PLUS_EXPR and fix them.
1646 2010-04-19 Jie Zhang <jie@codesourcery.com>
1649 * reginfo.c (reinit_regs): Set caller_save_initialized_p
1652 2010-04-19 Richard Guenther <rguenther@suse.de>
1654 PR tree-optimization/43572
1655 * tree-tailcall.c (find_tail_calls): Verify the tail call
1658 2010-04-19 Ira Rosen <irar@il.ibm.com>
1660 PR tree-optimization/43771
1661 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1662 load permutation doesn't have gaps.
1664 2010-04-18 Matthias Klose <doko@ubuntu.com>
1666 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1668 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1670 Backport from mainline:
1671 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1673 * configure.ac (plugin -rdynamic test): Log result.
1674 * configure: Regenerate.
1675 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1676 (RDYNAMIC_SPEC): Define.
1677 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1679 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1681 Backport from mainline:
1682 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1685 * config/sol2-gld.h: ... here.
1686 * config.gcc (sparc*-*-solaris2*): Reflect this.
1687 (i[34567]86-*-solaris2*): Use it.
1689 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1691 Backport from mainline:
1692 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1694 * configure.ac: Determine Sun ld version numbers.
1695 (comdat_group): Restrict GNU ld version checks to gld.
1696 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1697 (enable_comdat): Support --enable-comdat.
1698 * configure: Regenerate.
1699 * doc/install.texi (Configuration): Document --enable-comdat.
1701 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1703 Backport from mainline:
1704 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1708 (*udivmod<mode>4): Ditto.
1710 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1715 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1717 Backport from mainline:
1718 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1720 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1722 2010-04-15 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/43627
1725 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1726 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1729 2010-04-14 Richard Guenther <rguenther@suse.de>
1731 * DEV-PHASE: Set back to prerelease.
1732 * BASE-VER: Bump to 4.5.1.
1734 2010-04-14 Release Manager
1736 * GCC 4.5.0 released.
1738 2010-04-13 Michael Matz <matz@suse.de>
1741 * builtins.c (expand_builtin_interclass_mathfn): Also create
1742 a register if the predicate doesn't match.
1744 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1746 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1748 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1751 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1753 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1755 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1756 (Specific, *-*-solaris2*): Likewise.
1757 Don't prefer Sun as over GNU as.
1759 2010-04-08 Richard Guenther <rguenther@suse.de>
1761 PR tree-optimization/43679
1762 * tree-ssa-pre.c (eliminate): Only propagate copies.
1764 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1767 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1768 op0 is not a MEM, just return NULL instead of assertion
1770 (discover_nonconstant_array_refs): Don't walk debug stmts.
1772 2010-04-07 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/i386.c (setup_incoming_varargs_64): Align stack to
1776 16byte for FP register save area.
1778 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1780 * doc/install.texi (Configuration): Move description of
1781 --enable-lto, --with-libelf*, --enable-gold from Java section to
1784 * doc/generic.texi (Working with declarations)
1785 (Function Properties, C and C++ Trees): Fix typos.
1786 * doc/sourcebuild.texi (Top Level): Likewise.
1788 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1790 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to
1793 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1796 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1797 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1798 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1799 MULTI_* defines for 4 argument vpermil2p* builtins.
1801 2010-04-06 Joseph Myers <joseph@codesourcery.com>
1803 * doc/invoke.texi, doc/standards.texi: Refer to
1804 gcc-4.5/c99status.html.
1806 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1809 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1812 2010-04-06 Richard Guenther <rguenther@suse.de>
1815 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1817 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1819 * doc/invoke.texi (Optimize Options): Document that LTO
1820 won't remove object access purely due to incompatible
1823 2010-04-04 Matthias Klose <doko@ubuntu.com>
1825 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1826 Initialize variable.
1828 2010-04-03 Richard Guenther <rguenther@suse.de>
1831 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1832 require a non-NULL MEM_OFFSET.
1834 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1836 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1837 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1838 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1839 config/alpha/predicates.md, config/arm/arm.md,
1840 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1841 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1842 config/darwin9.h, config/darwin.c, config/darwin.h,
1843 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1844 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1845 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1846 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1847 config/mips/mips.md, config/mn10300/mn10300.c,
1848 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1849 config/rs6000/aix.h, config/rs6000/dfp.md,
1850 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1851 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1852 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1853 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1854 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1855 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1856 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1857 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1858 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1859 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1860 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1861 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1862 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1863 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1864 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1865 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1866 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1867 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1868 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1869 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1870 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1871 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1872 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1873 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1874 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1875 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1876 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1877 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1878 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1879 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1880 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1881 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1882 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1883 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1884 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1885 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1887 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1890 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1891 * aclocal.m4: Regenerate.
1893 2010-04-02 Richard Guenther <rguenther@suse.de>
1895 PR tree-optimization/43629
1896 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1897 if we have seen a constant value.
1899 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1901 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for
1904 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1907 * arm.c (legitimize_tls_address): Adjust call to
1908 gen_tls_load_dot_plus_four.
1909 (arm_note_pic_base): New function.
1910 (arm_cannot_copy_insn_p): Use it.
1911 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1914 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1919 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1921 * Makefile.in ($(out_object_file)): Depend on
1922 gt-$(basename $(notdir $(out_file))).h.
1924 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1926 * config.gcc (lm32-*-rtems*): Add t-lm32.
1928 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1930 * config.gcc: Add lm32-*-rtems*.
1931 * config/lm32/rtems.h: New file.
1933 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1936 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1938 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1940 * dwarf2out.c (output_compilation_unit_header): For
1941 -gdwarf-4 use version 4 instead of version 3.
1942 (output_line_info): For version 4 and above emit additional
1943 maximum ops per insn header field.
1944 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1946 * dwarf2out.c (is_c_family, is_java): Remove.
1947 (lower_bound_default): New function.
1948 (add_bound_info, gen_descr_array_type_die): Use it.
1950 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1953 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1954 re-declaration when it happens in a function.
1956 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1958 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1959 (cgraph_remove_function_insertion_hook): Same.
1960 (cgraph_call_function_insertion_hooks): Same.
1962 2010-04-01 Richard Guenther <rguenther@suse.de>
1965 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1966 and TREE_THIS_VOLATILE.
1967 (copy_ref_info): Likewise.
1968 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1969 * tree.c (build6_stat): Ignore side-effects of all but arg5
1970 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1973 2010-04-01 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/43607
1976 * ipa-type-escape.c (check_call): Do not access non-existing
1979 2010-04-01 Richard Guenther <rguenther@suse.de>
1983 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1984 Jack Howarth <howarth@bromo.med.uc.edu>
1986 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1989 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * doc/install.texi (Prerequisites): Document libelf usability on
1992 IRIX 5/6 and Solaris 2.
1993 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1994 Update GNU as, GNU ld requirements.
1995 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1996 Document Sun Studio compiler download.
1997 Update and simplify as, ld recommendations.
1998 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2000 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2002 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2003 with_tune_32 to pentium4.
2005 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2009 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2011 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2012 obsoletion, removal.
2014 Document GNU as requirement.
2015 Update configure requirements.
2016 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion,
2018 Recomment IRIX 6.5.18+.
2019 Document IDF/IDL requirement.
2020 Document GNU as requirement.
2021 Document GNU ld bootstrap failure.
2022 Remove freeware.sgi.com reference.
2024 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2026 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2027 UNIX V4.0, V5.0 obsoletion, removal.
2028 Remove --with-gc=simple reference.
2029 Update VM requirements during bootstrap.
2030 Remove -oldas bootstrap description.
2031 Update binutils reference.
2032 Remove comparison failure note.
2034 2010-03-31 Richard Guenther <rguenther@suse.de>
2035 Zdenek Dvorak <ook@ucw.cz>
2036 Sebastian Pop <sebastian.pop@amd.com>
2039 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2040 with multiple arguments.
2041 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2043 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2045 * graphite-dependences.c (print_pddr): Call print_pdr with an
2047 * graphite-poly.c (debug_pdr): Add an extra argument for the
2050 (print_pbb_domain): Same.
2052 (print_scop_context): Same.
2054 (print_cloog): Same.
2055 (debug_pbb_domain): Same.
2059 (debug_scop_context): Same.
2061 (debug_cloog): Same.
2062 (print_scop_params): Same.
2063 (debug_scop_params): Same.
2064 (print_iteration_domain): Same.
2065 (print_iteration_domains): Same.
2066 (debug_iteration_domain): Same.
2067 (debug_iteration_domains): Same.
2068 (print_scattering_function): Same.
2069 (print_scattering_functions): Same.
2070 (debug_scattering_function): Same.
2071 (debug_scattering_functions): Same.
2072 * graphite-poly.h (debug_pdr): Update declaration.
2074 (print_pbb_domain): Same.
2076 (print_scop_context): Same.
2078 (print_cloog): Same.
2079 (debug_pbb_domain): Same.
2083 (debug_scop_context): Same.
2085 (debug_cloog): Same.
2086 (print_scop_params): Same.
2087 (debug_scop_params): Same.
2088 (print_iteration_domain): Same.
2089 (print_iteration_domains): Same.
2090 (debug_iteration_domain): Same.
2091 (debug_iteration_domains): Same.
2092 (print_scattering_function): Same.
2093 (print_scattering_functions): Same.
2094 (debug_scattering_function): Same.
2095 (debug_scattering_functions): Same.
2097 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2099 * graphite-poly.c (print_scattering_function_1): New.
2100 (print_scattering_function): Call it.
2101 (print_scop_params): Remove spaces at the end of lines.
2104 * graphite-poly.h (print_cloog): Declared.
2105 (debug_cloog): Declared.
2107 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2109 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2111 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2112 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2113 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2114 to switch between adding the IV bump in loop->latch or in loop->header.
2116 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2118 * graphite-poly.c (print_scattering_function): Pretty print following
2121 (print_pbb_domain): Same.
2122 (dump_gbb_cases): Same.
2123 (dump_gbb_conditions): Same.
2126 (print_scop_params): Same.
2127 (print_scop_context): Same.
2129 (print_pbb_body): New.
2130 (lst_indent_to): New.
2131 (print_lst): Start new lines with a #.
2132 * graphite-poly.h (pbb_bb): New.
2133 (pbb_index): Use pbb_bb.
2134 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2136 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2138 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2140 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2141 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2142 and 0 instead of 1 for dw_val_class_flag.
2143 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2144 dw_val_class_range_list, dw_val_class_loc_list,
2145 dw_val_class_lineptr and dw_val_class_macptr, use
2146 DW_FORM_flag_present for dw_val_class_flag and
2147 DW_FORM_exprloc for dw_val_class_loc.
2148 (output_die): For -gdwarf-4 print dw_val_class_loc
2149 size as uleb128 instead of 1 or 2 bytes and don't print
2150 anything for dw_val_class_flag.
2152 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2153 instead of cselib_lookup following by tweaking locs->setting_insn.
2156 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2157 even before returning from label, setjmp call or volatile asm
2160 2010-03-31 Richard Guenther <rguenther@suse.de>
2163 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2164 temporary data on stack.
2166 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2168 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2169 (PUSHSECTION_ASM_OP): Remove.
2170 (POPSECTION_ASM_OP): Remove.
2171 (PUSHSECTION_FORMAT): Remove.
2172 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2173 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2174 * config/sol2.c (solaris_output_init_fini): Use it.
2176 2010-03-31 Jie Zhang <jie@codesourcery.com>
2179 * opt-functions.awk (var_type_struct): Use signed char type
2180 for simple variables.
2182 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2184 * config/sol2.c: Include output.h.
2185 (solaris_assemble_visibility): New function.
2186 * config/t-sol2 (sol2.o): Add output.h dependency.
2187 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2188 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2191 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2194 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2195 V2SImode or XFmode on PRE_DEC.
2198 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2201 2010-03-31 Jie Zhang <jie@codesourcery.com>
2204 * reload.h (caller_save_initialized_p): Declare.
2205 * toplev.c (backend_init_target): Don't call
2206 init_caller_save but set caller_save_initialized_p to false.
2207 * caller-save.c (caller_save_initialized_p): Define.
2208 (init_caller_save): Check caller_save_initialized_p.
2209 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2211 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2214 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2215 and soft-fp/t-softfp to tmake_file.
2216 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2217 (LIBGCC2_TF_CEXT): Define.
2220 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2223 * cselib.c (n_useless_values): Document handling of debug locs.
2224 (n_useless_debug_values, n_debug_values): New variables.
2225 (new_elt_loc_list): Don't add to debug values, keep count.
2226 (promote_debug_loc): New.
2227 (cselib_reset_table): Zero new variables.
2228 (entry_and_rtx_equal_p): Promote debug locs.
2229 (discard_useless_locs): Increment n_useless_debug_values for
2231 (remove_useless_values): Adjust n_useless_values and n_debug_values
2232 with n_useless_debug_values.
2233 (add_mem_for_addr): Promote debug locs.
2234 (cselib_lookup_mem): Likewise.
2235 (cselib_lookup_addr): Renamed to...
2236 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2237 (cselib_log_lookup): ... this. Turn into...
2238 (cselib_lookup_addr): ... new wrapper.
2239 (cselib_lookup_from_insn): New.
2240 (cselib_invalidate_regno): Increment n_useless_debug_values for
2242 (cselib_invalidate_mem): Likewise.
2243 (cselib_process_insn): Take n_deleted and n_debug_values into
2244 account to guard remove_useless_value call.
2245 (cselib_finish): Zero n_useless_debug_values.
2246 * cselib.h (cselib_lookup_from_insn): Declare.
2247 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2248 (sched_analyze_2): Likewise.
2250 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2252 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2254 (adjust_mems): Replace narrowing SUBREG of expression containing
2255 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2256 with operations in the narrower mode.
2259 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2260 regs_invalidated_by_call instead all call_used_reg_set registers.
2262 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2265 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2266 pointer comparisons with types_compatible_p.
2267 * tree-vect-stmts.c (vectorizable_call): Same.
2268 (vectorizable_condition): Same.
2270 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2272 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2273 stack check if the mask would be zero.
2275 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2276 Jack Howarth <howarth@bromo.med.uc.edu>
2278 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2281 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2284 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2286 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2287 Include ___unordxf2 and ___unordtf2.
2288 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2291 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2293 * config/lm32/t-lm32: New file.
2294 * config.gcc: Use the above file when targetting lm32.
2296 2010-03-28 Duncan Sands <baldrick@free.fr>
2298 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2300 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2303 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2304 Improve vectorization cost model diagnostic.
2306 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2309 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2310 compute_data_dependences_for_loop returns false, early exit
2311 and output an extra diagnostic for the failed data reference
2314 2010-03-29 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/43560
2317 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2318 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2320 2010-03-29 Jie Zhang <jie@codesourcery.com>
2323 * toplev.c (process_options): Set optimization_default_node
2324 and optimization_current_node.
2325 * opts.c (decode_options): Don't set optimization_default_node
2326 and optimization_current_node.
2328 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2330 * config/rtems.h: Abandon -qrtems_debug.
2332 2010-03-28 Jan Hubicka <jh@suse.cz>
2334 PR tree-optimization/43505
2335 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2336 map should not be copied.
2338 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2341 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2342 cdtors, set DECL_PRESERVE_P.
2343 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2346 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2348 PR tree-optimization/43528
2349 * stor-layout.c (place_field): Check that constant fits into
2350 unsigned HWI when skipping calculation of MS bitfield layout.
2352 2010-03-27 Jan Hubicka <jh@suse.cz>
2355 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2356 notice_global_symbol work.
2358 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2360 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2361 instead of dwarf2out_decl.
2362 (struct var_loc_node): Remove section_label field.
2363 (dwarf2out_function_decl): New function.
2364 (dwarf2out_var_location): Don't set section_label field.
2365 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2367 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2369 PR tree-optimization/43544
2370 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2371 First argument for builtin vectorized function hook is now a
2372 tree to be able to distinguish between machine specific and
2374 * targhooks.c (default_builtin_vectorized_function): Ditto.
2375 * targhooks.h (default_builtin_vectorized_function): Ditto.
2376 * target.h (struct gcc_target): Ditto.
2377 * tree-vect-stmts.c (vectorizable_function): Ditto.
2378 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2379 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2382 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2385 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2386 nested binding iff it is a FUNCTION_DECL.
2387 (store_parm_decls_newstyle): Pass nested=true to bind for
2388 FUNCTION_DECLs amongst parameters.
2390 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2392 * var-tracking.c (vt_expand_loc_callback): Don't run
2393 cselib_expand_value_rtx_cb in dummy mode if
2394 cselib_dummy_expand_value_rtx_cb returned false.
2396 * var-tracking.c (emit_note_insn_var_location): For one part
2397 notes with offset 0, don't add EXPR_LIST around the location.
2398 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2399 add_location_or_const_value_attribute): Adjust for that change.
2402 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2403 into first operand and location into second.
2404 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2405 dw_cfi_oprnd_loc for DW_CFA_expression.
2406 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2407 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2408 assume first argument is regnum and second argument is location.
2410 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2413 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2414 of scratch register to DImode. Split to DImode comparison operator.
2415 Use SImode subreg of scratch register in the multiplication.
2416 (*cmp_sadd_sidi): Ditto.
2417 (*cmp_ssub_si): Ditto.
2418 (*cmp_ssub_sidi): Ditto.
2420 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2423 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2424 Remove invalid assert and wrong comment.
2426 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2429 * flags.h (final_insns_dump_p): New extern.
2430 * final.c (final_insns_dump_p): New variable.
2431 (rest_of_clean_state): Set it before -fdump-final-insns=
2432 dumping, clear afterwards.
2433 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2434 MEM_ALIAS_SET on MEMs.
2436 2010-03-26 David S. Miller <davem@davemloft.net>
2438 * configure.ac: Fix sparc GOTDATA_OP bug check.
2439 * configure: Rebuild.
2441 2010-03-26 Alan Modra <amodra@gmail.com>
2443 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2445 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2447 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2448 TLS_SECTION_ASM_FLAG.
2450 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2453 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2454 Clear first_function_block_is_cold.
2457 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2458 argument if the argument is truth_value_p.
2460 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2462 * config/rs6000/constraints.md: Update copyright year for my changes.
2465 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2466 used in reg+reg addressing, swap registers.
2468 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2471 * target.h (struct gcc_target): Add code_end hook.
2472 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2474 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2475 * toplev.c (compile_file): Call targetm.asm_out.code_end
2476 hook before unwind info/debug info output.
2477 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2478 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2479 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2480 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2481 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2482 * config/i386/i386.c (ix86_file_end): Renamed to...
2483 (ix86_code_end): ... this. Make static. Don't call
2484 file_end_indicate_exec_stack. Emit unwind info using
2485 final_start_function/final_end_function.
2486 (darwin_x86_file_end): Remove.
2487 (TARGET_ASM_CODE_END): Define.
2488 * config/i386/i386.h (TARGET_ASM_FILE_END,
2489 NEED_INDICATE_EXEC_STACK): Don't define.
2490 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2491 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2492 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2493 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2496 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2497 at the beginning and final_end_function at the end.
2498 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2500 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2502 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2503 and Sun as TLS syntax.
2504 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2505 * configure: Regenerate.
2506 * config.in: Regenerate.
2507 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2508 (default_elf_asm_named_section): Use it.
2509 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2510 (i386_output_dwarf_dtprel): Likewise.
2511 (output_addr_const_extra): Likewise.
2512 (output_pic_addr_const): Lowercase @GOTTPOFF.
2513 (output_addr_const_extra): Likewise.
2514 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2515 (output_addr_const_extra): Likewise.
2516 (output_pic_addr_const): Lowercase @INDNTPOFF.
2517 (output_addr_const_extra): Likewise.
2518 (output_pic_addr_const): Lowercase @NTPOFF.
2519 (output_addr_const_extra): Likewise.
2520 (output_pic_addr_const): Lowercase @TPOFF.
2521 (output_addr_const_extra): Likewise.
2522 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2523 (*tls_global_dynamic_64): Likewise.
2524 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2525 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2527 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2528 (ASM_OUTPUT_TLS_COMMON): Use it.
2529 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2532 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2533 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2534 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2535 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2536 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2537 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2539 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2541 * config/i386/i386.c (override_options): Don't accept
2542 -mtls-dialect=sun any longer.
2543 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2544 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2545 (*tls_local_dynamic_base_32_sun): Likewise.
2546 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2548 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2551 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2552 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2555 * ira.c (adjust_cleared_regs): New function.
2556 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2560 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2562 * expr.c (expand_expr_real): Restore previous
2563 curr_insn_source_location and curr_insn_block after
2564 expand_expr_real_1 call.
2565 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2566 instead of expand_expr_real_1.
2568 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2570 PR rtl-optimization/43413
2571 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2574 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2577 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2578 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2580 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2582 * config/i386/i386.c (ix86_target_string): Add -mfma.
2583 Fix a typo in comment.
2585 2010-03-22 Mike Stump <mikestump@comcast.net>
2588 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2589 Don't overly align based upon packed packed fields.
2591 2010-03-22 Jason Merrill <jason@redhat.com>
2593 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2594 Use () rather than [], and move before the element type.
2596 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2598 * doc/configfiles.texi (Configuration Files): Removed
2599 fixinc/Makefile*, intl/Makefile.*.
2600 * doc/makefile.texi: Fixed markup. Abstract from version
2601 control system used.
2602 (Makefile): Removed obsolete gcc/java/parse.y example.
2603 * doc/sourcebuild.texi: Likewise.
2604 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2605 libgomp, libssp. Removed fastjar.
2606 (Miscellaneous Docs): Clarify location.
2607 Added COPYING3, COPYING3.LIB.
2608 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2610 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2613 * config/i386/i386.c (x86_function_profiler)
2614 [!NO_PROFILE_COUNTERS]: Fix typo.
2615 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2618 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2619 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2621 * doc/sourcebuild.texi (Test Directives): Split into six
2622 subsections, with most of the current text in new subsections
2623 Directives, Selectors, and Final Actions.
2624 (Directives): Split list of test directives into multiple
2626 (Selectors): Describe use and syntax of selectors.
2627 (Effective-Target Keywords): Describe all existing keywords.
2628 (Add Options): Describe features for dg-add-options.
2629 (Require Support): Describe variants of dg-require-support.
2630 (Final Actions): Describe commands to use in dg-final.
2632 2010-03-22 Michael Matz <matz@suse.de>
2635 * recog.c (validate_replace_rtx_group): Replace also in
2636 REG_EQUAL and REG_EQUIV notes.
2638 2010-03-22 Richard Guenther <rguenther@suse.de>
2640 PR tree-optimization/43390
2641 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2642 sure vector extracts are type correct.
2644 2010-03-22 Richard Guenther <rguenther@suse.de>
2647 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2648 x * sqrt (x) even when optimizing for size if the target
2649 has native support for sqrt.
2651 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2653 * varasm.c (make_decl_rtl_for_debug): Also clear
2654 flag_mudflap for the duration of make_decl_rtl call.
2657 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2658 locs from preserved VALUEs.
2660 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2663 * pa.md (movmemsi): Set align to one if zero.
2664 (movmemdi): Likewise.
2666 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2669 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2670 with their corresponding prologue pushes.
2672 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2675 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2676 at the begining or end.
2677 (spu_expand_epilogue): Likewise.
2679 2010-03-20 Richard Guenther <rguenther@suse.de>
2681 PR rtl-optimization/43438
2682 * combine.c (make_extraction): Properly zero-/sign-extend an
2683 extraction of the low part of a CONST_INT. Also handle
2686 2010-03-19 Mike Stump <mikestump@comcast.net>
2688 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2689 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2690 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2692 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2695 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2698 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2700 PR rtl-optimization/42258
2701 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2702 use that may match DEF.
2705 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2706 the cost of loading the constant rather than assuming
2708 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2709 outer code is AND, do the same tests as the andsi3 expander and
2710 return COSTS_N_INSNS (1) if and is cheap.
2712 * optabs.c (avoid_expensive_constant): Fix formatting.
2714 2010-03-19 Michael Matz <matz@suse.de>
2717 * attribs.c (decl_attributes): When rebuilding a function pointer
2718 type use the same qualifiers as the original pointer type.
2720 2010-03-19 Martin Jambor <mjambor@suse.cz>
2722 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2723 and is_gimple_ip_invariant_address.
2725 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2728 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2730 * config/arm/arm.c (arm_override_options): Turn off
2731 flag_dwarf2_cfi_asm for AAPCS variants.
2733 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2736 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2737 Use PRE_MODIFY instead of PRE_DEC.
2738 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2739 (vfp_emit_fstmd): Likewise.
2741 2010-03-19 Michael Matz <matz@suse.de>
2744 * builtins.c (expand_builtin_interclass_mathfn,
2745 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2748 2010-03-19 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/43415
2751 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2752 (phi_translate_1): ... this.
2753 (phi_translate): Move all caching here. Cache all NARY
2754 and REFERENCE translations.
2756 2010-03-19 David S. Miller <davem@davemloft.net>
2758 With help from Eric Botcazou.
2759 * config/sparc/sparc.c: Include dwarf2out.h.
2760 (emit_pic_helper): Delete.
2761 (pic_helper_symbol_name): Delete.
2762 (pic_helper_emitted_p): Delete.
2763 (pic_helper_needed): New.
2764 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2765 (get_pc_thunk_name): New.
2766 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2767 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2768 Set pic_helper_needed to true. Don't call emit_pic_helper.
2769 (sparc_expand_prologue): Update load_pic_register call.
2770 (sparc_output_mi_thunk): Likewise.
2771 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2772 thunk if possible. Output CFI information as needed.
2774 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2775 Jack Howarth <howarth@bromo.med.uc.edu>
2778 * config/i386/i386.h: Fix ABI on darwin x86-32.
2780 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2782 * tree.h: Declare make_decl_rtl_for_debug.
2783 * varasm.c (make_decl_rtl_for_debug): New.
2784 * dwarf2out.c (rtl_for_decl_location): Call it.
2785 * cfgexpand.c (expand_debug_expr): Call it.
2787 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2790 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2794 * var-tracking.c (vt_init_cfa_base): Do nothing if
2795 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2797 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2800 * var-tracking.c (canonicalize_vars_star): New.
2801 (dataflow_post_merge_adjust): Use it.
2803 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2806 * var-tracking.c (non_suitable_const): New function.
2807 (add_uses): For DEBUG_INSNs with constants, don't record any
2808 value, instead just the constant value itself.
2809 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2810 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2811 (emit_notes_in_bb): Likewise.
2812 (emit_note_insn_var_location): For onepart variables if
2813 cur_loc is a VOIDmode constant, use DECL_MODE.
2815 2010-03-18 Martin Jambor <mjambor@suse.cz>
2818 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2819 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2820 all non-clones. Moved call redirection...
2821 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2822 (cgraph_materialize_all_clones): Dispose of all
2823 combined_args_to_skip bitmaps.
2824 (verify_cgraph_node): Do not check for edges pointing to wrong
2825 nodes in inline clones.
2826 * tree-inline.c (copy_bb): Call
2827 cgraph_redirect_edge_call_stmt_to_callee.
2828 * ipa.c (cgraph_remove_unreachable_nodes): Call
2829 cgraph_node_remove_callees even when there are used clones.
2831 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2833 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2835 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2838 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2841 2010-03-18 Michael Matz <matz@suse.de>
2844 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2845 into sqrt(x) if we need to preserve signed zeros.
2847 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2848 Eric Botcazou <ebotcazou@adacore.com>
2850 PR rtl-optimization/43360
2851 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2852 note if we don't know its invariant status.
2854 2010-03-18 Michael Matz <matz@suse.de>
2856 PR tree-optimization/43402
2857 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2858 PHI chains of ssa names registered for update.
2860 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2863 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2864 non-offsettable and pre_modify update addressing.
2865 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2866 and "2" alternatives "#".
2867 (*movdd_softfloat32): Make all alternatives "#";
2868 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2869 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2870 (*movdf_softfloat32): Make all alternatives "#";
2871 (movdi): Use the new DIFD mode iterator to create a common splitter
2872 for movdi, movdf and movdd patterns.
2874 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2876 * common.opt (dumpdir): Remove redundant tab.
2878 2010-03-17 Martin Jambor <mjambor@suse.cz>
2880 PR tree-optimization/43347
2881 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2882 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2884 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2886 PR rtl-optimization/42216
2887 * regrename.c (create_new_chain): New function, broken out from...
2888 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2889 appending a use to an empty chain.
2890 (build_def_use): Remove previous changes that convert OP_INOUT to
2891 OP_OUT operands; instead detect the case where an OP_INOUT operand
2892 uses a previously untracked register and create an empty chain for it.
2894 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2896 * doc/extend.texi (Function Attributes): Rewrite unfinished
2897 sentence in ms_abi documentation.
2899 2010-03-17 Alan Modra <amodra@gmail.com>
2901 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2902 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2903 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2904 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2906 2010-03-16 Richard Henderson <rth@redhat.com>
2909 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2910 (lower_try_finally): Save and restore eh_seq around the expansion
2913 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2915 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2916 statements before splitting block.
2918 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2920 * doc/sourcebuild.texi (Testsuites): Fix markup.
2921 Use pathnames relative to gcc/testsuite.
2922 (Test Directives): Move description of how timeout is determined.
2923 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2924 (C Tests): Correct gcc.misc-tests directory.
2925 Framework tests now live in gcc.test-framework.
2927 2010-03-16 Richard Guenther <rguenther@suse.de>
2930 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2931 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2933 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2934 Alexandre Oliva <aoliva@redhat.com>
2936 PR tree-optimization/42917
2937 * lambda-code.c (remove_iv): Skip debug statements.
2938 (lambda_loopnest_to_gcc_loopnest): Likewise.
2939 (not_interesting_stmt): Debug statements are not interesting.
2941 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2945 * cselib.c (cselib_preserve_constants,
2946 cfa_base_preserved_val): New static variables.
2947 (preserve_only_constants): New function.
2948 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2949 clear its REG_VALUES. If cselib_preserve_constants, don't
2950 empty the whole hash table, but preserve there VALUEs with constants,
2951 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2952 (cselib_preserve_cfa_base_value): New function.
2953 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2954 (cselib_init): Change argument to int bitfield. Set
2955 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2957 (cselib_finish): Clear cselib_preserve_constants and
2958 cfa_base_preserved_val.
2959 * cselib.h (enum cselib_record_what): New enum.
2960 (cselib_init): Change argument to int.
2961 (cselib_preserve_cfa_base_value): New prototype.
2962 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2963 * dse.c (dse_step1): Likewise.
2964 * cfgcleanup.c (thread_jump): Likewise.
2965 * sched-deps.c (sched_analyze): Likewise.
2966 * gcse.c (local_cprop_pass): Likewise.
2967 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2968 If FN is non-NULL, call the callback always and whenever it returns
2969 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2970 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2971 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2972 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2973 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2974 * var-tracking.c: Include recog.h.
2975 (bb_stack_adjust_offset): Remove.
2976 (vt_stack_adjustments): Don't call it, instead just gather the
2977 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2978 (adjust_stack_reference): Remove.
2979 (compute_cfa_pointer): New function.
2980 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2981 (struct adjust_mem_data): New type.
2982 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2984 (get_address_mode): New function.
2985 (replace_expr_with_values): Use it.
2986 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2987 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2988 (adjust_sets): Remove.
2989 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2990 Use get_address_mode.
2991 (get_adjusted_src): Remove.
2992 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2993 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2994 (add_with_sets): Don't call adjust_sets.
2995 (fp_setter, vt_init_cfa_base): New functions.
2996 (vt_initialize): Change return type to bool. Move most of pool etc.
2997 initialization to the beginning of the function from end. Pass
2998 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2999 If !frame_pointer_needed, call vt_stack_adjustment before mos
3000 vector is filled, call vt_init_cfa_base if argp/framep has been
3001 eliminated to sp. If frame_pointer_needed and argp/framep has
3002 been eliminated to hard frame pointer, set
3003 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3004 encountering fp setter in the prologue. For MO_ADJUST, call
3005 log_op_type before pusing the op into mos vector, not afterwards.
3006 Call adjust_insn before cselib_process_insn/add_with_sets,
3007 call cancel_changes (0) afterwards.
3008 (variable_tracking_main_1): Adjust for vt_initialize calling
3009 vt_stack_adjustments and returning whether it succeeded or not.
3011 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3013 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3016 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3018 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3020 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3021 drap_reg has not been set.
3023 2010-03-15 Michael Matz <matz@suse.de>
3026 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3027 use it to expand block copies.
3028 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3029 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3030 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3032 2010-03-15 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/43367
3035 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3038 2010-03-15 Richard Guenther <rguenther@suse.de>
3040 PR tree-optimization/43317
3041 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3043 2010-03-15 Martin Jambor <mjambor@suse.cz>
3045 PR tree-optimization/43141
3046 * tree-sra.c (create_abstract_origin): New function.
3047 (modify_function): Call create_abstract_origin.
3049 2010-03-15 Chris Demetriou <cgd@google.com>
3051 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3054 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3057 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3058 call insert_out_of_ssa_copy for default definitions.
3060 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3062 * graphite-clast-to-gimple.c (my_long_long): Defined.
3063 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3064 * graphite-sese-to-poly.c (my_long_long): Defined.
3065 (scop_ivs_can_be_represented): Use it.
3067 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3069 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3070 graphite-max-bbs-per-function, and loop-block-tile-size.
3071 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3073 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3075 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3078 forward declaration.
3079 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3080 (add_upper_bounds_from_estimated_nit): New.
3081 (build_loop_iteration_domains): Use it.
3083 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3085 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3087 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3090 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3091 should be an INTEGER_CST. Also handle CASE_CONVERT.
3093 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3095 * graphite.c (graphite_initialize): To bound the number of bbs per
3096 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3097 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3098 * doc/invoke.texi: Document it.
3100 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3102 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3103 * graphite-sese-to-poly.h (build_poly_scop): Same.
3105 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3107 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3108 the number of parameters in the scop. Use as an upper bound
3109 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3110 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3111 * doc/invoke.texi: Document it.
3113 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3115 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3116 * doc/c-tree.texi: Remove.
3117 * doc/generic.texi: Merge c-tree.texi here.
3118 * doc/gccint.texi (Trees): Remove menu entry.
3119 (c-tree.texi): Remove @include.
3120 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3121 * doc/languages.texi (Reading RTL): Ditto.
3123 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3126 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3128 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3131 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3132 code added to work around reload clobbering CONST insns.
3134 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3136 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3137 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3138 (cselib_preserve_only_values): Remove retain argument, don't
3139 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3140 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3141 * var-tracking.c (micro_operation): Move insn field before union.
3142 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3143 (struct variable_tracking_info_def): Remove n_mos field, change
3144 mos into a vector of micro_operations.
3145 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3146 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3147 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3148 changing into a vector.
3149 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3150 come before all other uops generated by add_stores.
3151 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3153 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3154 a vector. Run just one pass over the bbs instead of separate counting
3155 and computation phase.
3156 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3159 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3160 into *nonlocalized_list vector.
3161 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3162 even if origin is non-NULL.
3163 (gen_variable_die): Likewise.
3164 (process_scope_var): Don't change origin.
3165 (gen_decl_die): Likewise.
3166 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3167 before adding new edges instead of after it, fix moving over
3170 2010-03-11 David S. Miller <davem@davemloft.net>
3172 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3174 * configure: Rebuild.
3176 2010-03-11 Martin Jambor <mjambor@suse.cz>
3178 PR tree-optimization/43257
3179 * tree.c (assign_assembler_name_if_neeeded): New function.
3180 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3182 * tree.h (assign_assembler_name_if_neeeded): Declare.
3183 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3184 the function if needed.
3186 2010-03-11 Chris Demetriou <cgd@google.com>
3188 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3189 include/stdint-gcc.h, and include/stdint.h world-readable.
3191 2010-03-11 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/43255
3194 * tree-vrp.c (process_assert_insertions_for): Do not insert
3195 asserts for trivial conditions.
3197 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3199 PR tree-optimization/43280
3200 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3201 generation. Move calculation of size out of the if branch.
3202 (find_bswap): Modify compare number generation.
3204 2010-03-11 Richard Guenther <rguenther@suse.de>
3207 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3208 (input_gimple_stmt): Fixup handled component types during
3209 operand read. Also fix up decls in ADDR_EXPRs.
3211 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3213 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3214 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3216 2010-03-10 Jan Hubicka <jh@suse.cz>
3219 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3220 * varasm.c (get_variable_section): Don't do that here...
3221 (make_decl_rtl): ... and here.
3222 (do_assemble_alias): Produce decl RTL.
3223 (assemble_alias): Likewise.
3225 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3228 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3229 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3231 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3232 (based_loc_descr): Only express drap or vdrap regno based expressions
3233 using DW_OP_fbreg when not optimizing.
3234 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3235 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3236 REG_CFA_SET_VDRAP note.
3238 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3240 PR tree-optimization/43236
3241 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3242 error in calculation of base address in reverse iteration case.
3243 (generate_builtin): Take number of latch executions if the statement
3246 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3249 * tree-eh.c: Include pointer-set.h.
3250 (lower_eh_dispatch): Filter out duplicate case labels and
3251 remove the unneeded edge when the label is unused. Return
3252 true when some edges are removed.
3253 (execute_lower_eh_dispatch): When any lowering resulted in
3254 removing an edge, also delete unreachable blocks.
3256 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3259 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3260 UNSPEC_MACHOPIC_OFFSET.
3262 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3265 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3266 (m68k_delegitimize_address): New function.
3268 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3271 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3274 * var-tracking.c (adjust_sets): New function.
3275 (count_with_sets, add_with_sets): Use it.
3276 (get_adjusted_src): New inline function.
3277 (add_stores): Use it.
3280 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3281 call cselib_dummy_expand_value_rtx_cb instead of
3282 cselib_expand_value_rtx_cb.
3285 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3286 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3287 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3288 and .cfi_endproc around the pic thunks.
3289 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3290 all queued unwind info register saves are saved before the call.
3291 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3292 considered as sp-=4 for unwind info and the pop as sp+=4 which
3293 also clobbers dest, but doesn't actually restore it.
3296 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3297 RTX_FRAME_RELATED_P.
3299 2010-03-09 Jie Zhang <jie@codesourcery.com>
3301 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3302 whitespaces in output template.
3304 2010-03-09 Jie Zhang <jie@codesourcery.com>
3306 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3309 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3311 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3312 builtins.exp in a separate job.
3314 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3316 * graphite-sese-to-poly.c (add_param_constraints): Use
3317 lower_bound_in_type and upper_bound_in_type.
3319 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3321 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3322 instead of unsigned_type_node.
3324 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3325 Reza Yazdani <reza.yazdani@amd.com>
3328 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3329 on pointer type parameters.
3331 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3335 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3336 handle conversions from pointer to integers.
3337 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3338 induction variable, to be able to work with code generated by CLooG.
3339 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3340 (build_poly_scop): Bail out if we cannot codegen a loop.
3342 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3344 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3345 code generation with gloog_error.
3347 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3349 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3350 Call fold_convert on all the returned values.
3351 (expand_scalar_variables_expr): Pass to
3352 expand_scalar_variables_ssa_name the type of the resulting expression.
3354 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3356 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3357 ppl_min_for_le_pointset.
3358 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3359 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3361 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3363 * graphite-dependences.c (map_into_dep_poly): Removed.
3364 (dependence_polyhedron_1): Use combine_context_id_scat.
3366 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3368 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3369 (struct poly_bb): Same.
3370 (combine_context_id_scat): New.
3372 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3375 * sese.c (name_defined_in_loop_p): Return false for default
3378 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3380 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3381 and clean up the logic.
3383 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3385 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3388 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3390 * var-tracking.c (remove_cselib_value_chains): Define only for
3392 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3393 delete_slot_part, emit_notes_for_differences_1): Don't call
3394 remove_cselib_value_chains here.
3395 (set_slot_part, emit_notes_for_differences_2): Don't call
3396 add_cselib_value_chains here.
3397 (preserved_values): New vector.
3398 (preserve_value): New function.
3399 (add_uses, add_stores, vt_add_function_parameters): Use it
3400 instead of cselib_preserve_value.
3401 (changed_values_stack): New vector.
3402 (check_changed_vars_0): New function.
3403 (check_changed_vars_1, check_changed_vars_2): Use it.
3404 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3405 changed_values_stack VALUEs.
3406 (vt_emit_notes): For all preserved_values call
3407 add_cselib_value_chains. If ENABLE_CHECKING call
3408 remove_cselib_value_chains before verifying value_chains is empty.
3409 Initialize and free changed_values_stack.
3410 (vt_initialize): Initialize preserved_values.
3411 (vt_finalize): Free preserved_values.
3413 2010-03-08 Richard Guenther <rguenther@suse.de>
3415 PR tree-optimization/43269
3416 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3419 2010-03-08 Martin Jambor <mjambor@suse.cz>
3421 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3422 (ipa_is_param_called): Removed.
3423 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3424 (ipa_print_node_params): Do not print the called flag.
3425 (ipa_write_node_info): Do not stream the called flag.
3426 (ipa_read_node_info): Likewise.
3428 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3431 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3432 * cselib.c (struct expand_value_data): Add dummy field.
3433 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3435 (cselib_dummy_expand_value_rtx_cb): New function.
3436 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3438 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3439 * var-tracking.c: Include pointer-set.h.
3440 (variable): Change n_var_parts to char from int. Add
3441 cur_loc_changed and in_changed_variables fields.
3442 (variable_canonicalize): Remove.
3443 (shared_var_p): New inline function.
3444 (unshare_variable): Maintain cur_loc_changed and
3445 in_changed_variables fields. If var was in changed_variables,
3446 replace it there with new_var. Just copy cur_loc instead of
3447 resetting it to something else.
3448 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3449 (dataflow_set_union): Don't call variable_canonicalize.
3450 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3451 of their DEBUG_EXPR_TREE_DECLs.
3452 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3453 and in_changed_variables and cur_loc_changed is false.
3454 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3455 and cur_loc_changed. Don't update cur_loc here.
3456 (variable_merge_over_src): Don't call variable_canonicalize.
3457 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3458 removing loc that is equal to cur_loc, clear cur_loc,
3459 set cur_loc_changed and ensure variable_was_changed is called.
3460 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3461 compare pointers in cur_loc check, if it is equal to loc,
3462 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3463 (variable_different_p): Remove compare_current_location argument,
3464 don't compare cur_loc.
3465 (dataflow_set_different_1): Adjust variable_different_p caller.
3466 (variable_was_changed): If dv had some var in changed_variables
3467 already, reset in_changed_variables flag for it and propagate
3468 cur_loc_changed over to the new variable. On empty var
3469 always set cur_loc_changed. Set in_changed_variables on whatever
3470 var is added to changed_variables.
3471 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3472 Use shared_var_p. When removing loc that is equal to cur_loc,
3473 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3474 end, don't set it to something else, just call variable_was_changed.
3475 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3476 loc being removed, clear cur_loc and set cur_loc_changed.
3477 Set cur_loc_changed if all locations have been removed.
3478 (struct expand_loc_callback_data): New type.
3479 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3480 allocated. Always create SUBREGs if simplify_subreg failed.
3481 Prefer to use cur_loc, when that fails and still in
3482 changed_variables (and seen first time) recompute it. Set
3483 cur_loc_changed of variables which had to change cur_loc and
3484 compute elcd->cur_loc_changed if any of the subexpressions used
3485 had to change cur_loc.
3486 (vt_expand_loc): Adjust to pass arguments in
3487 expand_loc_callback_data structure.
3488 (vt_expand_loc_dummy): New function.
3489 (emitted_notes): New variable.
3490 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3491 that weren't used for any other decl in current
3492 emit_notes_for_changes call call vt_expand_loc_dummy to update
3493 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3494 first loc_chain location if NULL before. Always use just
3495 cur_loc instead of first loc_chain location. When cur_loc_changed
3496 is false, when not --enable-checking=rtl just don't emit any note.
3497 When rtl checking, compute the note and assert it is the same
3498 as previous note. Clear cur_loc_changed and in_changed_variables
3499 at the end before removing from changed_variables.
3500 (check_changed_vars_3): New function.
3501 (emit_notes_for_changes): Traverse changed_vars to call
3502 check_changed_vars_3 on each changed var.
3503 (emit_notes_for_differences_1): Clear cur_loc_changed and
3504 in_changed_variables. Recompute cur_loc of new_var.
3505 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3506 (vt_emit_notes): Initialize and destroy emitted_notes.
3508 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3510 PR rtl-optimization/42220
3511 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3512 Use verify_reg_tracked to determine if we should use OP_OUT rather
3514 (build_def_use): If we see an in-out operand for a register that we
3515 know nothing about, treat is an output if possible, fail the block if
3518 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3521 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3524 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3527 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3528 uses of relevant DEFs that are dead outside the loop too.
3530 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3532 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3534 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3536 * var-tracking.c (values_to_unmark): New variable.
3537 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3538 values_to_unmark vector. Moved body to...
3539 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3540 instead queue it into values_to_unmark vector.
3541 (vt_find_locations): Free values_to_unmark vector.
3543 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3545 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3546 (site.exp): Export them when plugins are enabled.
3548 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3551 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3553 (chrec_fold_multiply): Same.
3555 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3558 * c-decl.c (build_compound_literal): Return early if init is
3561 2010-03-04 Martin Jambor <mjambor@suse.cz>
3563 PR tree-optimization/43164
3564 PR tree-optimization/43191
3565 * tree-sra.c (type_consists_of_records_p): Reject records with
3566 zero-size bit-fields at the end.
3568 2010-03-04 Mike Stump <mikestump@comcast.net>
3570 * Makefile.in (TAGS): Remove *.y.
3572 2010-03-04 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/40761
3575 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3577 (my_rev_post_order_compute): New function.
3578 (init_pre): Call it.
3580 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3583 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3584 decrease the cost of an IV candidate when the cost is infinite.
3586 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3588 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3589 Use '3DNow!' for the extension of that name, ensure normal space
3591 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3593 2010-03-03 Jeff Law <law@redhat.com>
3595 * PR middle-end/32693
3596 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3597 than gen_rtx_SUBREG.
3598 (extract_bit_field_1): Likewise.
3600 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3602 * doc/sourcebuild.texi (Test directives): Document that arguments
3603 include-opts and exclude-opts are now optional for dg-skip-if,
3604 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3606 2010-03-03 Jason Merrill <jason@redhat.com>
3609 * cgraph.h (varpool_node): Add extra_name field.
3610 * varpool.c (varpool_extra_name_alias): New.
3611 (varpool_assemble_decl): Emit extra name aliases.
3612 (varpool_mark_needed_node): Look past an extra name alias.
3613 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3614 * lto-streamer-in.c (lto_input_tree): Read it.
3615 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3617 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3619 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3620 (sparc*-*-solaris2*): ...this.
3622 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3625 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3626 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3627 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3628 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3631 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3632 fallthrough to default handling, just with want_address 0 instead of 2.
3633 For single element lists, add_AT_loc directly, otherwise create an
3634 artificial variable DIE and stick location list to it.
3637 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3638 (VAL_EXPR_HAS_REVERSE): Define.
3639 (reverse_op): New function.
3640 (add_stores): For reversible operations add an extra MO_VAL_USE.
3642 2010-03-02 Jason Merrill <jason@redhat.com>
3644 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3646 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3648 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3649 (sparc64-*-linux*): Likewise.
3650 (sparc64-*-solaris2*): Include assembler files before linker ones.
3651 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3652 * config/sparc/gas.h: Delete.
3653 * config/sparc/sol2-64.h: Add copyright notice.
3654 * config/sparc/sol2-gas-bi.h: Likewise.
3655 * config/sparc/sol2-gld.h: Likewise.
3656 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3657 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3658 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3659 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3660 (sparc_elf_asm_named_section): Rename into...
3661 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3663 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3665 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3667 2010-03-02 Jeff Law <law@redhat.com>
3670 * reload1.c (rtx_p, substitute_stack): Declare.
3671 (substitute): Record addresses of changed rtxs.
3672 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3673 Restore the original rtx when complete.
3674 (reload): Free subsitute_stack when complete.
3676 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3678 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3679 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3681 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3682 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3683 Torture Tests): Change from subsection to section.
3685 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3686 Steven Bosscher <steven@gcc.gnu.org>
3688 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3691 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3694 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3695 the assignment from the new induction variable to the assignment
3696 of the value from the original loop PHI function.
3698 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3699 Daniel Jacobowitz <dan@codesourcery.com>
3701 * doc/sourcebuild.texi (Test directives): Clarify options to
3704 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3706 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3707 Disable cfi directives unless GCC and gas agree on using read-only
3708 .eh_frame sections for 64-bit.
3709 * configure: Regenerate.
3711 2010-03-01 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/43220
3714 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3715 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3717 2010-03-01 Richard Guenther <rguenther@suse.de>
3718 Martin Jambor <mjambor@suse.cz>
3721 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3722 gimplified parameters.
3724 2010-03-01 Christian Bruel <christian.bruel@st.com>
3726 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3728 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3732 2010-03-01 Richard Guenther <rguenther@suse.de>
3735 * expr.c (expand_assignment): Use the alias-oracle to tell
3736 if the rhs aliases the result decl.
3738 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3741 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3742 to sol_gt_pch_get_address.
3743 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3744 64-bit, SPARC and x86.
3745 (sol_gt_pch_get_address): New function.
3747 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3749 * toplev.h (inform_n, error_n): Declare.
3750 * diagnostic.c (inform_n, error_n): New function.
3752 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3754 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3755 has no rtl yet when processing local_decls, queue it and recheck
3756 if deferred stack allocation hasn't assigned it rtl.
3758 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3760 * config/sh/sh.c (unspec_bbr_uid): New.
3761 (gen_block_redirect): Use it instead of INSN_UID.
3762 (gen_far_branch): Likewise.
3764 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3766 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3767 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3769 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3771 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3772 (Warning Options): -Wno-conversion-null is valid for
3773 Objective-C++ as well.
3774 * doc/tm.texi (Named Address Spaces): Likewise.
3775 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3776 * doc/tree-ssa.texi (Tree SSA): Likewise.
3778 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3781 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3782 by default. Don't set the default arch for
3783 i[34567]86-*-darwin*|x86_64-*-darwin*.
3785 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3788 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3789 default. Set the default 32bit/64bit archs with $with_arch
3790 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3792 2010-02-27 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/43186
3795 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3796 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3797 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3798 unroller iterations.
3800 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3802 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3803 required and i[34567]86-*-* targets don't support 64bit ISA.
3805 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3808 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3811 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3813 * config.gcc: Set the default arch at least to Prescott for
3814 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3815 if SSE math is enabled.
3817 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3819 * diagnostic.c (diagnostic_initialize): Update.
3820 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3822 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3823 (diagnostic_inhibit_notes): New.
3824 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3826 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3829 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3830 * doc/standards.texi: Likewise.
3831 * doc/extend.texi: Likewise.
3832 * doc/trouble.texi: Likewise.
3833 * doc/cppopts.texi: Likewise.
3834 * doc/install.texi: Likewise.
3835 * c.opt (std=c90,std=gnu90): New options.
3836 * c-opts.c (c_common_handle_option): Handle them.
3838 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3841 * c-decl.c (undeclared_variable): Use an informative note.
3843 2010-02-26 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/43186
3846 * gimple.h (gimple_fold): Remove.
3847 * gimple.c (gimple_fold): Remove. Inline into single user ...
3848 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3849 Try harder for conditions.
3851 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3854 * function.c (used_types_insert): Don't skip through named pointer
3855 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3856 and it is different from the main variant's type.
3858 2010-02-26 Nick Clifton <nickc@redhat.com>
3860 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3862 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3864 * config.gcc: Support --with-fpmath=sse for x86.
3866 * config/i386/ssemath.h: New.
3868 * doc/install.texi (--with-fpmath=sse): Documented.
3870 2010-02-26 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/43188
3873 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3874 vector types of over-aligned element type.
3876 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3880 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3882 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3884 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3886 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3888 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3889 * var-tracking.c: Include diagnostic.h.
3890 (debug_dv): New function.
3891 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3894 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3895 (add_value_chain, add_value_chains, remove_value_chain,
3896 remove_value_chains): Handle DEBUG_EXPRs.
3897 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3900 * regcprop.c (struct queued_debug_insn_change): New type.
3901 (struct value_data_entry): Add debug_insn_changes field.
3902 (struct value_data): Add n_debug_insn_changes field.
3903 (debug_insn_changes_pool): New variable.
3904 (free_debug_insn_changes, apply_debug_insn_changes,
3905 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3906 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3907 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3909 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3911 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3912 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3913 changes, call cprop_find_used_regs via note_stores.
3914 (copyprop_hardreg_forward): When copying vd from predecessor
3915 which has any queued DEBUG_INSN changes, make sure the pointers are
3916 cleared. At the end call df_analyze and then if there are any
3917 DEBUG_INSN changes queued at the end of some basic block for still
3918 live registers, apply them.
3919 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3921 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3923 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3926 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3928 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3929 targets. Set the default with_cpu/with_arch from arch/cpu.
3930 Allow x86-64 and native for with_cpu/with_arch.
3932 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3934 * ebitmap.c: Change calls to verify_popcount with calls to
3935 sbitmap_verify_popcount.
3936 (ebitmap_clear_bit): Fixed map->cacheindex test and
3937 map>cache update when bit clearing results in an empty
3940 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3943 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3944 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3945 and support both V2DF and V2DI modes.
3946 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3947 support both V2DF and V2DI modes.
3948 (general): Delete trailing whitespace from a few patterns.
3950 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3951 V2DF/V2DI interleave high/low builtins.
3953 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3956 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3957 interleave high/low functions.
3959 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3961 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3962 #pragma extern_prefix.
3964 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3967 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3968 BLKmode, assert op0 is a MEM and just adjust its mode.
3971 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3972 if bitpos isn't multiple of mode's bitsize.
3974 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3976 * c.opt (-ftemplate-depth=): New.
3977 (-ftemplate-depth-): Deprecate.
3978 * optc-gen.awk: Handle -ftemplate-depth=.
3979 * opth-gen.awk: Likewise.
3980 * c-opts.c (c_common_handle_option): Likewise.
3981 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3983 2010-02-24 Jason Merrill <jason@redhat.com>
3985 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3987 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3989 * cfg.c (alloc_aux_for_block): Remove inline.
3990 (alloc_aux_for_edge): Likewise.
3992 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3994 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3996 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3998 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3999 * config/i386/sol2-gas.h: New file.
4000 * config.gcc (i[34567]86-*-solaris2*): Use it.
4002 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4005 * c-typeck.c (ep_convert_and_check): New.
4006 (build_conditional_expr): Use it.
4007 (build_binary_op): Likewise.
4009 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4011 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4014 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4015 bounds even for -O+.
4016 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4017 expr needs to have DECL_NAME set.
4019 2010-02-24 Nick Clifton <nickc@redhat.com>
4021 * config/mep/mep.c: Include gimple.h.
4022 (mep_function_uses_sp): Delete unused function.
4023 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4024 parameters. Use unsigned integers to count args. Return a
4025 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4027 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4030 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4031 greater or equal to nelt instead of 2 * nelt.
4032 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4035 2010-02-23 Jason Merrill <jason@redhat.com>
4038 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4039 in cfun->local_decls even if they have register types.
4042 * stor-layout.c (place_field): Don't warn about unnecessary
4043 DECL_PACKED if the type is packed.
4045 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4048 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4049 GOTOFF relocs, even when the base reg isn't pic pointer.
4051 2010-02-23 Michael Matz <matz@suse.de>
4054 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4055 (expand_gimple_basic_block): Generate and use debug temps if there
4056 are debug uses left after the last real use of TERed ssa names.
4057 Unlink debug immediate uses when they are expanded.
4059 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4062 * config/i386/i386.c (override_options): Reorganise to provide
4063 better error messages.
4065 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4068 * graphite-scop-detection.c (create_single_exit_edge): Move
4069 the call to find_single_exit_edge to....
4070 (create_sese_edges): ...here. Don't handle multiple edges
4071 exiting the function.
4072 (build_graphite_scops): Don't handle multiple edges
4073 exiting the function.
4075 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4078 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4079 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4081 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4084 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4086 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4089 * c-typeck.c (convert_arguments): Print declaration location.
4090 * c-common.c (validate_nargs): Rename as
4091 builtin_function_validate_nargs.
4092 (check_builtin_function_arguments): Update.
4094 2010-02-22 Richard Guenther <rguenther@suse.de>
4097 * tree-inline.c (declare_return_variable): Use the type of
4098 the call stmt lhs if available.
4100 2010-02-22 Duncan Sands <baldrick@free.fr>
4102 * passes.c (register_pass): Always consider all pass lists when
4103 ref_pass_instance_number is zero.
4105 2010-02-22 Richard Guenther <rguenther@suse.de>
4107 PR tree-optimization/42749
4108 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4109 parameter. Do arithmetic in the original type.
4110 (update_accumulator_with_ops): Likewise.
4111 (adjust_accumulator_values): Adjust.
4113 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4115 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4116 (QI to BLKmode splitter): New splitter.
4118 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4120 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4121 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4123 2010-02-22 Richard Guenther <rguenther@suse.de>
4125 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4127 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4129 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4130 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4131 ($(T)crti.o, $(T)crtn.o): Remove rules.
4133 2010-02-21 Tobias Burnus <burnus@net-b.de>
4136 * doc/invoke.texi (-fassociative-math): Document that this
4137 option is automatically enabled for Fortran.
4139 2010-02-20 David S. Miller <davem@davemloft.net>
4141 * configure.ac: Test if linker and assembler properly support
4142 GOTDATA_OP relocations.
4143 * configure: Rebuild.
4144 * config.in: Likewise.
4145 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4146 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4147 (movsi_high_pic): Likewise.
4148 (movdi_lo_sum_pic): Likewise.
4149 (movdi_high_pic): Likewise.
4150 (movsi_pic_gotdata_op): New pattern.
4151 (movdi_pic_gotdata_op): Likewise.
4152 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4153 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4155 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4159 attribute to ssemul.
4160 (xop_mulv2div2di3_high): Ditto.
4162 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4165 * c.opt (Wconversion-null): New option.
4166 * doc/invoke.texi (Wconversion-null): Document.
4168 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4170 * common.opt (Wlarger-than-): Add Undocumented.
4172 2010-02-19 Mike Stump <mikestump@comcast.net>
4174 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4176 2010-02-19 Jason Merrill <jason@redhat.com>
4179 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4180 * configure: Likewise.
4182 2010-02-20 Alan Modra <amodra@gmail.com>
4185 * cgraph.h (cgraph_make_decl_local): Declare.
4186 * cgraph.c (cgraph_make_decl_local): New function.
4187 (cgraph_make_node_local): Use it.
4188 * cgraphunit.c (cgraph_function_versioning): Likewise.
4189 * ipa.c (function_and_variable_visibility): Likewise.
4191 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4194 * except.c (sjlj_emit_function_enter): Don't call
4195 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4197 * rtl.h (add_reg_br_prob_note): Remove prototype.
4199 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4202 * c-common.c (conversion_warning): Remove widening conversions
4203 before checking the conversion of integers to reals.
4205 2010-02-19 Mike Stump <mikestump@comcast.net>
4208 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4211 * cgraphunit.c (process_function_and_variable_attributes): Check
4212 DECL_PRESERVE_P instead of looking up attribute "used".
4213 * ipa-pure-const.c (check_decl): Likewise.
4214 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4215 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4216 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4217 instead of attribute "used".
4218 * config/sol2-c.c (solaris_pragma_init): Likewise.
4219 (solaris_pragma_fini): Likewise.
4221 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4223 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4224 Use XCNEW instead of xcalloc.
4225 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4226 XNEW instead of xmalloc.
4227 (get_fields): Use XNEWVEC instead of xmalloc.
4230 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4231 populate vars array.
4232 (create_new_general_access): For debug stmts just reset value.
4233 (get_stmt_accesses): For accesses within debug stmts just record them
4234 using add_access_to_acc_sites instead of preventing the peeling or
4235 counting them as accesses.
4238 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4240 2010-02-19 Richard Guenther <rguenther@suse.de>
4242 PR tree-optimization/42916
4243 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4246 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4248 * configure.ac: Replace all uses of changequote in macro arguments
4249 with proper quoting.
4251 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4254 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4256 2010-02-19 Richard Guenther <rguenther@suse.de>
4258 PR tree-optimization/42944
4259 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4260 test for aliasing with errno.
4262 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4265 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4266 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4267 * dojump.c: Include output.h.
4268 (inv): New inline function.
4269 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4270 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4271 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4272 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4273 argument, pass it down to other calls.
4274 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4275 add REG_BR_PROB note to the conditional jump.
4276 * cfgexpand.c (add_reg_br_prob_note): Removed.
4277 (expand_gimple_cond): Don't call it, add the probability
4278 as last argument to jumpif_1/jumpifnot_1.
4279 * Makefile.in (dojump.o): Depend on output.h.
4280 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4282 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4283 * stmt.c (do_jump_if_equal): Likewise.
4284 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4285 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4286 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4288 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4289 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4290 jumpifnot_1 callers.
4291 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4293 (store_expr): Adjust jumpifnot caller.
4294 (store_constructor): Adjust jumpif caller.
4297 * gimplify.c (gimple_boolify): For __builtin_expect call
4298 gimple_boolify also on its first argument.
4300 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4302 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4304 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4305 * configure: Regenerated.
4307 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4309 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4310 lang_hooks.types_compatible_p instead of comptypes.
4312 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4314 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4315 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4316 if __prefer_thumb__ is defined.
4318 2010-02-18 Martin Jambor <mjambor@suse.cz>
4320 PR tree-optimization/43066
4321 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4322 array with zero-sized element type.
4324 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4326 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4327 rtx, allocate struct var_loc_node here and return it to the
4328 caller, and only if it is actually needed.
4329 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4330 move it earlier and return immediately if it returns NULL.
4332 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4334 * config/sparc/gas.h: New file. Restore
4335 TARGET_ASM_NAMED_SECTION to its ELF default.
4336 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4338 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4339 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4340 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4341 after sparc/sysv4.h.
4343 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4345 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4347 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4349 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4350 patterns from predicated pattern.
4352 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4356 for insn mnemonic suffix.
4358 2010-02-17 Richard Guenther <rguenther@suse.de>
4360 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4363 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4366 * caller-save.c (save_call_clobbered_regs): If BB ends with
4367 a DEBUG_INSN, move any notes in between last real insn and the last
4368 DEBUG_INSN after the last DEBUG_INSN.
4370 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4372 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4373 Fix return type. Fix argument type. Explain meaning of return value.
4375 2010-02-16 Richard Guenther <rguenther@suse.de>
4377 PR tree-optimization/41043
4378 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4379 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4381 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4383 2010-02-16 Ira Rosen <irar@il.ibm.com>
4385 PR tree-optimization/43074
4386 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4387 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4388 vectorizable cycles in hybrid SLP check.
4389 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4391 2010-02-16 Richard Guenther <rguenther@suse.de>
4393 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4394 (true_dependence): If memrefs_conflict_p computes must-alias
4395 trust it. Move TBAA check after offset-based disambiguation.
4396 (canon_true_dependence): Likewise.
4398 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4400 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4401 * doc/invoke.texi: Document it.
4402 * var-tracking.c: Include toplev.h and params.h.
4403 (vt_find_locations): Return bool indicating success. Compute
4404 hash sizes unconditionally. Check new parameter, report.
4405 (variable_tracking_main_1): Check vt_find_locations results and
4406 retry. Renamed from...
4407 (variable_tracking_main): ... this. New wrapper to preserve
4408 flag_var_tracking_assignments.
4409 * Makefile.in (var-tracking.o): Adjust dependencies.
4411 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4412 Jakub Jelinek <jakub@redhat.com>
4415 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4416 if weak_import attribute is present.
4417 * config/darwin.c (machopic_select_section): Likewise.
4419 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4422 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4423 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4424 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4426 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4428 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4431 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4432 Rewrite text to refer to the names.
4434 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4436 * config/i386/i386-builtin-types.def
4437 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4438 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4439 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4440 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4441 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4442 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4443 IX86_BUILTIN_VPERMIL2PS256.
4444 (MULTI_ARG_4_DF2_DI_I): Defined.
4445 (MULTI_ARG_4_DF2_DI_I1): Defined.
4446 (MULTI_ARG_4_SF2_SI_I): Defined.
4447 (MULTI_ARG_4_SF2_SI_I1): Defined.
4448 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4449 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4450 __builtin_ia32_vpermil2ps256.
4451 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4452 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4453 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4454 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4455 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4456 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4457 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4458 CODE_FOR_xop_vpermil2v8sf3.
4459 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4460 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4461 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4462 (_mm256_permute2_pd): New.
4463 (_mm_permute2_ps): New.
4464 (_mm256_permute2_ps): New.
4466 2010-02-15 Nick Clifton <nickc@redhat.com>
4468 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
4469 boolean parameters. Use emit_jump_insn when emitting a pop
4470 instruction containing a return insn.
4471 (push): Use 'true' rather than '1' as second parameter to F.
4472 (h8300_expand_prologue): Likewise.
4473 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4474 (h8300_expand_epilogue): Likewise.
4476 2010-02-15 Richard Guenther <rguenther@suse.de>
4479 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4482 2010-02-15 Nick Clifton <nickc@redhat.com>
4484 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4487 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4489 * intl.c (fake_ngettext): New function.
4490 * intl.h (fake_ngettext): Declare.
4491 (ngettext): Define macro.
4492 * collect2.c (notice_translated): New function.
4493 (main): Use notice_translated and ngettext.
4494 * collect2.h (notice_translated): Declare.
4496 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4498 * reorg.c (delete_computation): Comment fixes.
4499 * caller-save.c (setup_save_areas): Idem.
4500 * sel-sched-dump.c (dump_lv_set): Idem.
4503 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4505 * config/s390/s390.c (s390_sched_init): New function.
4506 (TARGET_SCHED_INIT): Target hook defined.
4508 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4509 Jack Howarth <howarth@bromo.med.uc.edu>
4510 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4513 Partial revert of unintended change in fix for PR41605.
4514 * config/darwin.h: Fix typo.
4515 * config/darwin9.h: Same.
4517 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4519 * c-pch.c (pch_init): Clear v.
4521 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4524 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4525 graphite_can_represent_init for MULT_EXPR.
4527 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4531 * graphite-sese-to-poly.c (remove_phi): New.
4532 (translate_scalar_reduction_to_array): Call remove_phi.
4534 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4537 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4538 * graphite-clast-to-gimple.h (gloog): Update declaration.
4539 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4540 * graphite-poly.h (struct poly_bb): Add missing comments.
4541 (struct scop): Add poly_scop_p field.
4543 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4544 * graphite.c (graphite_transform_loops): Build the polyhedral
4545 representation for each scop before code generation.
4546 * sese.c (rename_variables_in_operand): Removed.
4547 (rename_variables_in_expr): Return the renamed expression.
4548 (rename_sese_parameters): New.
4549 * sese.h (rename_sese_parameters): Declared.
4551 2010-02-11 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/42998
4554 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4555 POINTER_PLUS_EXPR properly.
4557 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4558 Changpeng Fang <changpeng.fang@amd.com>
4561 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4562 the cost of an IV candidate when the IV is used in a test against zero.
4564 * gcc.dg/tree-ssa/ivopts-3.c: New.
4566 2010-02-11 Richard Guenther <rguenther@suse.de>
4569 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4570 pointer-vs-decl case by swapping refs. Handle some cases
4571 of pointer-vs-decl disambiguations more conservatively.
4572 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4573 to false after expanding.
4575 2010-02-11 Richard Guenther <rguenther@suse.de>
4578 * gcc.c (process_command): Handle LTO file@offset case more
4581 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4583 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4584 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4586 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4588 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4589 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4590 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4591 Optimize eq/ne comparisons when both arguments are known to be
4593 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4594 Don't mask operands unnecessarily if they are known to be already
4597 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4599 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4602 2010-02-10 Richard Guenther <rguenther@suse.de>
4604 PR tree-optimization/43017
4605 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4606 for wrapping signed arithmetic.
4608 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4611 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4612 if no debug info should be emitted for it.
4614 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4616 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4617 note when flag_exceptions is set.
4619 2010-02-10 Duncan Sands <baldrick@free.fr>
4621 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4623 2010-02-10 Richard Guenther <rguenther@suse.de>
4626 * tree.c (get_unwidened): Handle constants.
4627 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4629 2010-02-10 Martin Jambor <mjambor@suse.cz>
4632 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4633 check for variable argument counts independently.
4635 2010-02-10 Christian Bruel <christian.bruel@st.com>
4638 * config/sh/sh.c (find_barrier): Increase length for non delayed
4639 conditional branches.
4641 2010-02-10 Christian Bruel <christian.bruel@st.com>
4643 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4645 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4647 * builtins.c (set_builtin_user_assembler_name): Also handle
4648 ffs if int is smaller than word.
4650 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4653 * ira-conflicts.c (get_dup): Remove.
4654 (process_reg_shuffles): Add new parameter. Use it as an
4655 additional guard for copy generation.
4656 (add_insn_allocno_copies): Rewrite.
4658 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4660 * common.opt (fsched2-use-traces): Preserved for backward
4662 * doc/invoke.texi: Remove the documentation about option
4663 -fsched2-use-traces.
4664 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4665 flag_sched2_use_traces.
4666 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4667 the backward compatibility flag section.
4669 2010-02-09 Richard Guenther <rguenther@suse.de>
4671 PR tree-optimization/43008
4672 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4673 make HEAP variables initialized from global memory if they
4674 are not known builtin functions.
4675 (find_func_aliases): Adjust.
4677 2010-02-09 Richard Guenther <rguenther@suse.de>
4679 PR tree-optimization/43000
4680 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4681 arithmetic manually.
4683 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4685 PR tree-optimization/42931
4686 * tree-loop-linear.c (try_interchange_loops): Don't call
4687 double_int_mul if estimated_loop_iterations failed.
4689 2010-02-08 Martin Jambor <mjambor@suse.cz>
4692 * tree-sra.c (build_accesses_from_assign): Do not mark in
4693 should_scalarize_away_bitmap if stmt has volatile ops.
4694 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4697 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4699 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4701 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4703 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4706 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4709 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4711 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4714 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4715 to unknown_dependence.
4716 (graphite_legal_transform_dr): Handle the unknown_dependence.
4717 (graphite_carried_dependence_level_k): Same.
4719 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4721 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4723 2010-02-07 Richard Guenther <rguenther@suse.de>
4726 * expr.c (get_inner_reference): Always initialize *pbitsize.
4728 2010-02-07 Richard Guenther <rguenther@suse.de>
4731 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4732 new ARRAY_REFs on variable size element or minimal index arrays.
4734 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4735 gimple_fold_indirect_ref.
4737 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4740 * arm.c (arm_override_options): Just return if the user has specified
4741 an invalid fpu name.
4743 2010-02-03 Jason Merrill <jason@redhat.com>
4746 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4747 i386_pe_maybe_record_exported_symbol.
4749 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4752 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4753 (pa_delegitimize_address): New function.
4755 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4757 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4758 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4760 2010-02-05 Richard Guenther <rguenther@suse.de>
4763 * lto-streamer-in.c (get_resolution): Deal with references
4764 to undefined functions.
4766 2010-02-05 Richard Guenther <rguenther@suse.de>
4768 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4769 (fold_const_aggregate_ref): Likewise.
4770 (ccp_fold_stmt): Substitute loads.
4771 (maybe_fold_reference): Verify types before substituting.
4773 (fold_gimple_assign): Unshare properly.
4774 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4776 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4778 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4779 for rs6000_gen_cell_microcode.
4781 2010-02-04 Richard Guenther <rguenther@suse.de>
4783 PR rtl-optimization/42952
4784 * dse.c (const_or_frame_p): Remove MEM handling.
4786 2010-02-04 Nick Clifton <nickc@redhat.com>
4788 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4789 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4790 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4791 (mn10300_asm_output_mi_thunk): New function.
4792 (mn10300_can_output_mu_thunk): New function.
4793 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4794 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4795 (FUNCTION_ARG): Delete incorrect comment.
4797 2010-02-03 Jason Merrill <jason@redhat.com>
4800 * fold-const.c (operand_equal_p): Handle erroneous types.
4802 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4804 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4806 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4808 PR rtl-optimization/42941
4809 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4812 2010-02-03 Jason Merrill <jason@redhat.com>
4815 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4817 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4820 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4821 (cselib_reset_table): Renamed from...
4822 (cselib_reset_table_with_next_value): ... this.
4823 (cselib_get_next_uid): Renamed from...
4824 (cselib_get_next_unknown_value): ... this.
4825 * cselib.c (next_uid): Renamed from...
4826 (next_unknown_value): ... this.
4827 (cselib_clear_table): Adjust.
4828 (cselib_reset_table): Adjust. Renamed from...
4829 (cselib_reset_table_with_next_value): ... this.
4830 (cselib_get_next_uid): Adjust. Renamed from...
4831 (cselib_get_next_unknown_value): ... this.
4832 (get_value_hash): Use hash.
4833 (cselib_hash_rtx): Likewise.
4834 (new_cselib_val): Adjust. Set and dump uid.
4835 (cselib_lookup_mem): Pass next_uid as hash.
4836 (cselib_subst_to_values): Likewise.
4837 (cselib_log_lookup): Dump uid.
4838 (cselib_lookup): Pass next_uid as hash. Adjust.
4839 (cselib_process_insn): Adjust.
4840 (cselib_init): Initialize next_uid.
4841 (cselib_finish): Adjust.
4842 (dump_cselib_table): Likewise.
4843 * dse.c (canon_address): Dump value uid.
4844 * print-rtl.c (print_rtx): Print value uid.
4845 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4847 (dv_uid): New function, sort of renamed from...
4848 (dv_htab_hash): ... this, reimplemented in terms of it and...
4849 (dv_uid2hash): ... this. New.
4850 (variable_htab_eq): Drop excess assertions.
4851 (tie_break_pointers): Removed.
4852 (canon_value_cmp): Compare uids.
4853 (variable_post_merge_New_vals): Print uids.
4854 (vt_add_function_parameters): Adjust.
4855 (vt_initialize): Reset table. Adjust.
4857 2010-02-03 Richard Guenther <rguenther@suse.de>
4859 PR tree-optimization/42944
4860 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4861 (call_may_clobber_ref_p_1): Likewise. Properly handle
4862 malloc and calloc clobbering errno.
4864 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4866 * doc/invoke.texi: Fix name of sched1 dump.
4868 * opts.c (decode_options): Set flag_tree_switch_conversion
4869 only conditionally on optimize >= 2.
4871 * gcse.c: Assorted comment fixes in pass description.
4873 2010-02-03 Anthony Green <green@moxielogic.com>
4875 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4876 nop padding in order to maintain alignment of storage location of
4877 target function address.
4878 (moxie_trampoline_init): Store target function address at newly
4880 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4882 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4884 2010-02-03 Richard Guenther <rguenther@suse.de>
4887 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4889 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4891 * config.gcc: Reenable check for obsolete targets.
4892 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4893 mips-sgi-irix6.[0-4]*.
4895 2010-02-02 Nick Clifton <nickc@redhat.com>
4897 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4898 constant size of 4 as being the same as 0.
4899 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4900 can take values in the range 0..4.
4902 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4905 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4906 as _darwin10_Unwind_FindEnclosingFunction().
4907 * libgcc-libsystem.ver: New.
4909 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4912 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4913 implicitly set registers.
4915 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4917 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4918 (arm_override_options): Allow automatic selection of the thread
4919 pointer register if thumb2.
4920 (legitimize_pic_address): Improve code sequences for Thumb2.
4921 (arm_call_tls_get_addr): Likewise.
4922 (legitimize_tls_address): Likewise.
4923 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4924 (pic_load_addr_32bit): ... this. New named pattern.
4925 * thumb2.md (pic_load_addr_thumb2): Delete.
4926 (pic_load_dot_plus_four): Delete.
4927 (tls_load_dot_plus_four): New named pattern.
4929 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4932 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4933 Document fix for TLS bug.
4935 2010-01-31 Richard Guenther <rguenther@suse.de>
4937 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4938 conservatively correct.
4940 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4944 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4946 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4948 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4950 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4952 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4954 * config.gcc: Adjust order of makefile fragments for mingw targets.
4956 2010-01-31 Richard Guenther <rguenther@suse.de>
4959 * gimplify.c (gimplify_init_constructor): For volatile LHS
4960 initialize a temporary.
4962 2010-01-31 Matthias Klose <doko@ubuntu.com>
4964 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4966 * configure: Regenerate.
4968 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4970 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4971 the same alias set and their sizes different constantness.
4972 (aliasing_component_refs_p): Revert 2009-10-24 change.
4974 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4976 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4979 2010-01-29 Richard Guenther <rguenther@suse.de>
4981 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4982 Assert we successfully updated the call.
4984 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4986 PR rtl-optimization/42889
4987 * df.h (df_set_bb_dirty_nonlr): New prototype.
4988 * df-core.c (df_set_bb_dirty_nonlr): New function.
4989 * df-scan.c (df_insn_rescan): Call it instead of
4990 df_set_bb_dirty for DEBUG_INSNs.
4992 2010-01-29 Richard Guenther <rguenther@suse.de>
4995 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4996 quadratic behavior in most cases.
4998 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5001 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5002 in the call to gen_x86_movsicc_0_m1.
5004 2010-01-28 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/42871
5007 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5009 2010-01-28 Richard Guenther <rguenther@suse.de>
5011 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5012 into call arguments.
5014 2010-01-28 Richard Guenther <rguenther@suse.de>
5017 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5018 the forwarder if the destination is an EH landing pad.
5020 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5022 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5023 block list passed to gimple_duplicate_sese_tail.
5024 (parallelize_loops): Avoid parallelization when the function
5026 Avoid parallelization when the preheader is IRREDUCIBLE.
5027 Try to optimize when estimated_loop_iterations_int is unresolved.
5028 Add the loop's location to the dump file.
5029 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5030 (gimple_duplicate_sese_tail): Remove the check for the latch.
5031 Redirect nexits to the exit block.
5032 Remove handling of the incoming edges to the latch.
5033 Redirect the backedge from the copied latch to the exit bb.
5035 2010-01-28 Michael Matz <matz@suse.de>
5038 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5039 Wrap force_reg into a sequence, emit it before user.
5041 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5043 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5045 (arm_legacy_rev): Likewise.
5046 (thumb_legacy_rev): Likewise.
5048 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5050 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5051 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5052 on MEM's address failed, try avoid_constant_pool_reference and
5053 recurse if it returned something different.
5054 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5055 address, try avoid_constant_pool_reference and recurse if it
5056 returned something different.
5057 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5058 address and avoid_constant_pool_reference returned something
5059 different, don't set have_address.
5061 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5064 * var-tracking.c (val_store): Add modified argument, obey it.
5066 (count_uses): Move down logging of main.
5067 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5068 don't need resolution.
5069 (emit_notes_in_bb): Likewise.
5071 2010-01-27 Richard Guenther <rguenther@suse.de>
5074 * tree-inline.c (remap_decl): Delay remapping of SSA name
5075 default definitions until we need them.
5077 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5079 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5080 (rs6000_delegitimize_address): New function.
5082 * config/s390/s390.c (s390_delegitimize_address): Call
5083 delegitimize_mem_from_attrs.
5086 * tree-inline.c (cannot_copy_type_1): Removed.
5087 (copy_forbidden): Don't forbid copying of functions containing
5088 records/unions with variable length fields.
5090 2010-01-27 Christian Bruel <christian.bruel@st.com>
5094 * config/sh/sh.c (find_barrier): Increase length for non delayed
5095 conditional branches.
5097 2010-01-27 Matthias Klose <doko@ubuntu.com>
5099 * configure.ac (gnu-unique-object): Fix ldd version check.
5100 * configure: Regenerate.
5102 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5104 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5106 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5107 Test for HAVE_GNU_AS value.
5109 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5111 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5112 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5113 INT64_TYPE): Define.
5114 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5115 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5116 INT_LEAST64_TYPE): Define.
5117 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5118 UINT_LEAST64_TYPE): Define.
5119 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5120 INT_FAST64_TYPE): Define.
5121 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5122 UINT_FAST64_TYPE): Define.
5123 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5124 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5125 (SIG_ATOMIC_TYPE): Define.
5127 2010-01-26 Richard Guenther <rguenther@suse.de>
5129 * df-scan.c (df_scan_set_bb_info): Remove assert.
5130 (df_insn_rescan_debug_internal): Merge asserts.
5131 (df_install_ref): Likewise.
5132 (df_mark_reg): Use bitmap_set_range.
5133 (df_hard_reg_used_p): Remove assert.
5134 (df_hard_reg_used_count): Likewise.
5136 2010-01-26 Richard Guenther <rguenther@suse.de>
5138 PR rtl-optimization/42685
5139 * web.c (web_main): Ignore DEBUG_INSNs.
5141 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5143 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5145 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5146 Fix types of fndecl and arglist parameters.
5148 2010-01-26 Richard Guenther <rguenther@suse.de>
5151 * tree-eh.c (unsplit_eh): Skip debug insns.
5153 2010-01-26 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/42250
5156 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5158 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5161 * omp-low.c (expand_omp_sections): Only use single_pred if
5162 l2_bb is single_pred_p.
5164 2010-01-25 Christian Bruel <christian.bruel@st.com>
5167 * config/sh/sh.c (find_barrier): Increase length for non delayed
5168 conditional branches.
5169 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5171 2010-01-24 David S. Miller <davem@davemloft.net>
5173 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5174 define if not using GAS.
5175 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5176 Likewise. Delete SECTION_MERGE code, which is only applicable
5179 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5182 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5183 mangling of va_list in system headers.
5185 2010-01-23 Toon Moene <toon@moene.org>
5187 * tree-predcom.c (combine_chains): Return NULL, not false.
5189 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5191 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5192 initialization of variable res to agree with return type.
5194 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5196 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5197 * tree-sra.c: Add include of expr.h.
5199 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5201 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5202 insert the debug stmt on the single non-EH edge from the stmt.
5204 2010-01-22 Richard Henderson <rth@redhat.com>
5207 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5208 the RHS until after generate_subtree_copies has insertted its
5209 code before the current statement.
5211 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5213 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5215 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5217 2010-01-21 Martin Jambor <mjambor@suse.cz>
5219 PR tree-optimization/42585
5220 * tree-sra.c (struct access): New field grp_total_scalarization.
5221 (dump_access): Dump the new field.
5222 (should_scalarize_away_bitmap): New variable.
5223 (cannot_scalarize_away_bitmap): Likewise.
5224 (sra_initialize): Allocate new bitmaps.
5225 (sra_deinitialize): Free new bitmaps.
5226 (create_access_1): New function.
5227 (create_access): Parts moved to create_access_1.
5228 (type_consists_of_records_p): New function.
5229 (completely_scalarize_record): Likewise.
5230 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5231 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5232 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5234 (analyze_all_variable_accesses): Completely scalarize small eligible
5237 2010-01-21 Martin Jambor <mjambor@suse.cz>
5239 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5241 2010-01-21 Andrew Haley <aph@redhat.com>
5243 * gcc.c (process_command): Move lang_specific_driver before
5244 setting cc_libexec_prefix.
5246 2010-01-21 Richard Guenther <rguenther@suse.de>
5249 * fold-const.c (negate_expr_p): Pretend only negative
5250 real constants are easily negatable.
5252 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5253 Jason Merrill <jason@redhat.com>
5255 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5256 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5257 * calls.c (initialize argument_information): Handle it.
5258 * c-common.c (handle_transparent_union_attribute): Use new name.
5259 * c-decl.c (finish_struct): Ditto.
5260 * c-typeck.c (type_lists_compatible_p): Ditto.
5261 (convert_for_assignment): Use new name and also handle record.
5262 * function.c (aggregate_value_p): Handle it.
5263 (pass_by_reference): Ditto.
5264 (assign_parm_data_types): Ditto.
5265 * print-tree.c (print_node): Ditto.
5266 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5267 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5268 * tree.c (first_field): New fn.
5270 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5273 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5274 even when linking statically, for now.
5276 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5279 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5280 without a cselib val.
5281 (count_uses): Accept MO_VAL_SET with no val on stores.
5282 (add_stores): Likewise.
5284 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5286 * var-tracking.c (check_value_val): Add a compile time assertion.
5287 (dv_is_decl_p): Simplify.
5288 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5289 gcc_assert if ENABLE_CHECKING.
5291 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5294 * var-tracking.c: Include tree-flow.h.
5295 (mem_dies_at_call): New.
5296 (dataflow_set_preserve_mem_locs): Use it.
5297 (dataflow_set_remove_mem_locs): Likewise.
5298 (dump_var): Renamed from dump_variable. Adjust all callers.
5299 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5300 * Makefile.in (var-tracking.o): Adjust deps.
5302 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5304 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5306 2010-01-20 Richard Guenther <rguenther@suse.de>
5308 PR tree-optimization/42717
5309 * tree-ssa-dce.c (get_live_post_dom): Remove.
5310 (forward_edge_to_pdom): Take an arbitrary edge to copy
5311 degenerate PHI args from.
5312 (remove_dead_stmt): Use the first post-dominator even if it
5313 does not contain live statements as redirection destination.
5315 2010-01-20 Richard Guenther <rguenther@suse.de>
5317 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5319 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5321 * sel-sched.c (create_speculation_check): Remove set but not used
5323 (try_transformation_cache): Remove set but not used variable ds.
5324 (calculate_privileged_insns): Remove set but not used variables
5325 cur_insn and min_spec_insn.
5326 (find_best_expr): Remove set but not used variable avail_n.
5327 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5329 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5331 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5332 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5335 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5338 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5339 cpu types. Add support for *-sse3 cpu types.
5340 (x86_64-*-*): Ditto.
5342 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5345 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5346 argument, call initializer_constant_valid_p_1 instead of
5347 initializer_constant_valid_p, pass CACHE to it, return NULL
5348 immediately if first call returns NULL.
5349 (initializer_constant_valid_p_1): New function.
5350 (initializer_constant_valid_p): Use it.
5352 2010-01-20 Thomas Quinot <quinot@adacore.com>
5354 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5356 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5358 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5359 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5360 (loc_list_from_tree): Don't handle unsigned division. Handle
5361 signed modulo using DW_OP_{over,over,div,mul,minus}.
5362 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5363 modulo instead of signed.
5365 2010-01-20 DJ Delorie <dj@redhat.com>
5367 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5369 (h8300_emit_stack_adjustment): Propogate it.
5371 (h8300_expand_prologue): Likewise.
5372 (h8300_expand_epilogue): Likewise.
5374 2010-01-19 Michael Matz <matz@suse.de>
5376 PR tree-optimization/41783
5377 * tree-data-ref.c (toplevel): Include flags.h.
5378 (dump_data_dependence_relation): Also dump the inputs if the
5379 result will be unknown.
5380 (split_constant_offset_1): Look through some conversions.
5381 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5382 the offset from last element is too large.
5383 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5384 (reassociate_to_the_same_stmt): Handle vector registers.
5385 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5387 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5388 wide_prolog_niters argument, emit widening instructions.
5389 (vect_do_peeling_for_alignment): Adjust caller, use widened
5390 variant of the iteration cound.
5391 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5393 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5396 * config/arm/neon-testgen.m (emit_automatics): New parameter
5397 features. Adjust for Fixed_return_reg feature.
5398 (test_intrinsic): Call emit_automatics with new feature.
5399 * config/arm/neon.ml: Update copyright years.
5400 (features): New Fixed_return_reg feature.
5401 (ops): Update feature for Vget_low.
5403 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5405 PR tree-optimization/42719
5406 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5410 * fwprop.c (all_uses_available_at): Return false if def_set dest
5411 is a REG that is used in def_insn.
5413 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5415 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5417 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5420 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5422 * target.h (struct gcc_target) <secondary_reload>: Change type
5423 of last argument to secondary_reload_info *.
5425 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5428 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5429 memory references with unaligned offsets. Remove CQImode handling.
5430 (unaligned_memory_operand): Return 1 for memory references with
5431 unaligned offsets. Remove CQImode handling.
5433 2010-01-18 Richard Guenther <rguenther@suse.de>
5436 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5439 2010-01-18 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/42781
5442 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5443 restrict processing only if the original variable was artificial.
5445 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5447 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5448 find number of popped argument bytes.
5450 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5451 Fix the text that describes the return value for invalid insns.
5453 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5455 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5456 Clarify what 'cost of the -dependence' is. Fix quoting.
5458 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5459 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5461 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5463 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5464 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5466 2010-01-17 Richard Guenther <rguenther@suse.de>
5469 * function.c (split_complex_args): Take a VEC to modify.
5470 (assign_parms_augmented_arg_list): Build a VEC instead of
5471 a chain of PARM_DECLs.
5472 (assign_parms_unsplit_complex): Take a VEC of arguments.
5473 Do not fixup unmodified parms.
5474 (assign_parms): Deal with the VEC.
5475 (gimplify_parameters): Likewise.
5477 2010-01-17 Richard Guenther <rguenther@suse.de>
5479 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5480 node existence check.
5481 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5482 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5483 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5484 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5485 (gimple_execute_on_growing_pred): Likewise.
5487 2010-01-17 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/42773
5490 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5491 (compute_antic_aux): Likewise.
5492 (compute_partial_antic_aux): Likewise.
5494 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5497 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5500 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5502 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5505 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5506 Fix markup for strict argument.
5508 (TARGET_SCHED_REORDER2): Fix argument types.
5510 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5511 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5513 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5514 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5516 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5519 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5520 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5521 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5522 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5523 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5525 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5527 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5529 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5530 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5532 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5534 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5537 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5539 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5540 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5542 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5544 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5546 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5547 referring to it. Fix language.
5549 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5551 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5553 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5555 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5557 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5558 '@var{stream}. Remove stray 'and'.
5560 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5562 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5564 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5566 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5567 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5569 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5570 Fix description of return value.
5571 Rename argument "sz" to "len."
5573 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5574 Clarify meaning of 'true' return value.
5576 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5578 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5579 rep_mode versus mode_rep.
5581 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5583 (TARGET_BUILTIN_DECL): Fix name.
5585 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5587 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5589 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5591 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5593 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5595 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5598 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5599 Rename argument tm_fn to md_fn.
5601 (TARGET_OPTION_PRINT): Fix argument list.
5603 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5606 * config/i386/i386.c (ix86_fixup_binary_operands):
5607 Revert FMA4 fixup of operands.
5609 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5612 * Makefile.in (write_entries_to_file, install-plugin):
5613 Use \012 instead of \n with tr.
5615 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5617 * configure.ac (HAVE_AS_REF): New C macro.
5618 * configure: Regenerate.
5619 * config.in: Likewise.
5620 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5622 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5625 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5627 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5629 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5631 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5633 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5635 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5637 (TARGET_BINDS_LOCAL_P): Fix argument type.
5639 (TARGET_ASM_FILE_END): Use prototype.
5641 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5643 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5645 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5647 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5649 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5650 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5652 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5653 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5655 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5656 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5657 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5658 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5660 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5662 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5664 (TARGET_INIT_BUILTINS): Use prototype.
5666 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5667 Put 'const char *' in braces. Fix parameter types.
5668 (TARGET_INVALID_CONVERSION): Fix parameter types.
5669 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5670 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5672 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5675 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5677 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5679 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5681 * doc/tm.texi (TARGET_HELP): Fix return type.
5683 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5684 in braces. Fix argument types.
5686 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5688 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5690 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5692 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5693 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5695 (TARGET_MANGLE_TYPE): Fix argument types.
5697 (TARGET_IRA_COVER_CLASSES): Use prototype.
5699 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5701 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5703 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5705 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5707 (TARGET_CALLEE_COPIES): Fix argument types.
5709 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5711 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5713 (TARGET_FUNCTION_VALUE): Fix argument types.
5715 (TARGET_RETURN_IN_MSB): Fix argument type.
5717 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5719 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5721 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5723 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5724 agree with return type.
5726 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5728 2010-01-15 Jing Yu <jingyu@google.com>
5730 PR rtl-optimization/42691
5731 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5732 a pseudo to a constant and are merged, and adjust comments.
5734 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5736 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5738 2010-01-15 Richard Guenther <rguenther@suse.de>
5741 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5742 labels of computed or non-local gotos to the destination.
5743 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5744 landing pad label is the first label.
5746 2010-01-15 Richard Guenther <rguenther@suse.de>
5748 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5750 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5753 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5754 to allow generation of the xssqrtdp instruction on power7.
5755 (sqrtdf2_fpr): Ditto.
5757 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5760 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5761 functions with noreturn attribute.
5764 * varasm.c (declare_weak): Add weak attribute to decl if it
5765 doesn't have one already.
5766 (assemble_external): Only add decls to weak_decls if they also
5767 have weak attribute.
5769 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5771 * var-tracking.c (var_reg_delete): Don't delete the association
5772 between REGs and values or one-part variables if the register
5775 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5778 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5779 because its first operand is a non-localized variable.
5781 2010-01-14 Martin Jambor <mjambor@suse.cz>
5783 PR tree-optimization/42706
5784 * tree-sra.c (encountered_recursive_call): New variable.
5785 (encountered_unchangable_recursive_call): Likewise.
5786 (sra_initialize): Initialize both new variables.
5787 (callsite_has_enough_arguments_p): New function.
5788 (scan_function): Call decl and flags check only for IPA-SRA, check
5789 whether there is a recursive call and whether it has enough arguments.
5790 (all_callers_have_enough_arguments_p): New function.
5791 (convert_callers): Look for recursive calls only when
5792 encountered_recursive_call is set.
5793 (ipa_early_sra): Bail out either if
5794 !all_callers_have_enough_arguments_p or
5795 encountered_unchangable_recursive_call.
5797 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5799 * sel-sched.c: Add 2010 to copyright years.
5800 * sel-sched-ir.c: Likewise.
5801 * sel-sched-ir.h: Likewise.
5803 2010-01-14 Martin Jambor <mjambor@suse.cz>
5805 PR tree-optimization/42714
5806 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5807 constructors specially.
5809 2010-01-14 Andi Kleen <ak@linux.intel.com>
5811 * config/i386/drivers-i386.c (detect_caches_intel):
5812 Add l2sizekb parameter and fill in.
5813 (host_detect_local_cpu): Add l2sizekb, fill in.
5814 Add Atom small cache heuristic.
5816 2010-01-14 Andi Kleen <ak@linux.intel.com>
5818 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5819 Add level3 parameter and fill in.
5820 (detect_caches_intel): Handle level3 cache.
5822 2010-01-14 Andi Kleen <ak@linux.intel.com>
5824 * config/i386/drivers-i386.c (host_detect_local_cpu):
5825 Fix core duo detection.
5827 2010-01-14 Andi Kleen <ak@linux.intel.com>
5829 * config/i386/drivers-i386.c (host_detect_local_cpu):
5832 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5834 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5835 (rs6000_variable_issue_1): this. Use...
5836 (rs6000_variable_issue): here. Reimplement. Print debug info.
5838 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5840 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5841 sel_restore_notes. Update all callers. Call reemit_notes
5844 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5846 PR rtl-optimization/42246
5847 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5850 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5852 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5853 all successors is the same as number of successors in current region.
5855 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5857 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5858 to rename is not separable. Otherwise check that its LHS is not NULL.
5860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5862 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5864 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5866 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5867 available registers when failed to discover LHS register class.
5868 Fix indentation. Update comment.
5870 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5871 Alexander Monakov <amonakov@ispras.ru>
5873 PR rtl-optimization/42389
5874 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5876 (advance_state_on_fence): Likewise.
5877 (sel_target_adjust_priority): Print debug output only when
5878 sched_verbose >= 4, not 2.
5879 (get_expr_cost): Do not issue all unique insns on the next cycle.
5880 (fill_insns): Initialize can_issue_more from the value saved
5882 * sel-sched-ir.c (flist_add): New parameter issue_more.
5883 Init FENCE_ISSUE_MORE with it.
5884 (merge_fences): Likewise.
5885 (init_fences): Update call to flist_add.
5886 (add_to_fences, add_clean_fence_to_fences)
5887 (add_dirty_fence_to_fences): Likewise.
5888 (move_fence_to_fences): Update call to merge_fences.
5889 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5891 * sel-sched-ir.h (struct _fence): New field issue_more.
5892 (FENCE_ISSUE_MORE): New accessor macro.
5894 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5896 PR rtl-optimization/42388
5897 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5898 that have no predecessors nor successors. Do not call move_bb_info
5899 for empty blocks outside of current region.
5901 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5903 PR rtl-optimization/42294
5904 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5905 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5906 originators' originators.
5908 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5910 PR rtl-optimization/39453
5911 PR rtl-optimization/42246
5912 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5914 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5916 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5917 Alexander Monakov <amonakov@ispras.ru>
5920 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5921 (maybe_tidy_empty_bb): ... here. Make static. Add new
5922 argument. Update all callers.
5923 (tidy_control_flow): ... and here. Recompute topological order
5924 of basic blocks in region if necessary.
5925 (sel_redirect_edge_and_branch): Change return type. Return true
5926 if topological order might have been invalidated.
5927 (purge_empty_blocks): Export and move from...
5928 * sel-sched.c (purge_empty_blocks): ... here.
5929 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5930 (maybe_tidy_empty_bb): Delete prototype.
5931 (purge_empty_blocks): Declare.
5933 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5935 PR rtl-optimization/42249
5936 * sel-sched.c (try_replace_dest_reg): When chosen register
5937 and original register is the same, do not bail out early, but
5938 still check all original insns for validity of replacing destination
5939 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5942 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5945 Port from no-undefined-overflow branch:
5946 2009-03-09 Richard Guenther <rguenther@suse.de>
5948 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5950 2010-01-14 Richard Guenther <rguenther@suse.de>
5953 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5955 2010-01-14 Ira Rosen <irar@il.ibm.com>
5957 PR tree-optimization/42709
5958 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5959 as scalar type in creation of constant vector operand.
5961 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5964 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5965 (check-parallel-%): Match `testsuite' directory component only
5968 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5970 PR translation/39521
5971 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5974 2010-01-13 Richard Guenther <rguenther@suse.de>
5976 PR tree-optimization/42730
5977 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5980 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5983 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5984 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5987 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5989 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5990 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5991 ___umulsi3_highpart.
5993 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5994 rather than schedule_insns if the pass is enabled.
5996 2010-01-13 Martin Jambor <mjambor@suse.cz>
5998 PR tree-optimization/42704
5999 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6002 2010-01-13 Martin Jambor <mjambor@suse.cz>
6004 PR tree-optimization/42703
6005 * tree-sra.c (analyze_access_subtree): Check that we can build a
6006 reference to the original data within the aggregate.
6008 2010-01-13 Richard Guenther <rguenther@suse.de>
6010 PR tree-optimization/42705
6011 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6013 2010-01-13 Richard Guenther <rguenther@suse.de>
6016 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6018 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6021 * var-tracking.c (values_to_unmark): New variable.
6022 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6023 values_to_unmark vector. Moved body to...
6024 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6025 instead queue it into values_to_unmark vector.
6026 (vt_find_locations): Free values_to_unmark vector.
6028 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6030 * config/s390/s390.c (override_options): Set
6031 default of max-pending-list-length to 256
6033 2010-01-13 Richard Guenther <rguenther@suse.de>
6036 * tree-pass.h (PROP_gimple_lcx): New.
6037 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6038 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6039 before the final cleanup_eh.
6040 (dump_properties): Dump PROP_gimple_lcx.
6041 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6042 (tree_lower_complex_O0): Remove.
6043 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6044 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6045 tree_lower_complex, schedule TODO_update_ssa.
6046 * lto-streamer-out.c (output_function): Stream the functions
6048 * lto-streamer-in.c (input_function): Likewise.
6049 (lto_read_body): Do not override them here.
6051 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6054 * c-typeck.c (build_c_cast): Fold value cast to union type before
6055 wrapping it in a CONSTRUCTOR.
6057 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6059 PR rtl-optimization/42699
6060 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6063 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6065 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6066 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6067 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6068 SUBTARGET_WARN_UNUSED_SPEC): ... here
6069 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6071 2010-01-12 Julian Brown <julian@codesourcery.com>
6073 * config/arm/neon-schedgen.ml (Utils): Don't try to
6074 open missing module.
6075 (find_with_result): New.
6077 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6080 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6081 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6083 PR tree-optimization/42645
6084 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6085 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6086 decl_map, set processing_debug_stmt to -1 and return name without
6089 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6091 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6092 binutils version, and reword target configuration description.
6094 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6096 * config/avr/avr.h (LINKER_NAME): Remove.
6098 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6101 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6102 that support VSX, warn for -mno-altivec if vsx is not disabled,
6105 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6106 Shujing Zhao <pearly.zhao@oracle.com>
6108 PR translation/42469
6109 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6110 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6111 character between option name and help text.
6112 * c.opt (imultilib): Likewise.
6114 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6116 * lto-streamer-out.c (output_unreferenced_globals): Output static
6119 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6121 PR rtl-optimization/42621
6122 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6123 optimizing for size.
6124 (duplicate_computed_gotos): Remove now-redundant check.
6126 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6129 * configure.ac: Save and restore LDFLAGS and LIBS
6130 * configure: Regenerate.
6132 2010-01-10 Richard Guenther <rguenther@suse.de>
6135 * builtins.c (fold_builtin_strlen): Add type argument and
6136 convert the resulting length to it.
6137 (fold_builtin_1): Adjust.
6139 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6141 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6142 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6144 (num_insns_constant_wide): Adjust for that change.
6146 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6149 * web.c (union_defs): Add used argument, to combine uses of
6151 (entry_register): Adjust type and tests of used argument.
6152 (web_main): Widen used for new use. Pass it to union_defs.
6153 * df.h (union_defs): Adjust prototype.
6155 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6158 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6159 uses in new incoming argument. Free body.
6160 (reset_debug_uses_in_loop): New.
6161 (analyze_insn_to_expand_var): Call the latter if the former found
6162 anything. Fix whitespace. Reject invalid dest overlaps before
6163 going through all insns in the loop.
6165 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6168 * haifa-sched.c (dying_use_p): Debug insns don't count.
6170 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6173 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6174 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6175 (verify_gimple_call): Reject LHS in noreturn calls.
6177 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6181 * tree-vect-loop-manip.c (adjust_info): New type.
6182 (adjust_vec): New pointer to vector.
6183 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6184 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6185 (slpeel_update_phis_for_duplicate_loop): Use them.
6186 (slpeel_update_phi_nodes_for_guard1): Likewise.
6187 (slpeel_update_phi_nodes_for_guard2): Likewise.
6188 (slpeel_tree_peel_loop_to_edge): Likewise.
6189 (vect_update_ivs_after_vectorizer): Likewise.
6191 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6193 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6194 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6196 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6198 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6199 bogus uninitialized warning.
6201 2010-01-09 Richard Guenther <rguenther@suse.de>
6204 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6205 the evolution is compatible with the initial condition.
6207 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6209 * gcc.c (process_command): Update copyright notice dates.
6210 * gcov.c (print_version): Likewise.
6211 * gcov-dump.c (print_version): Likewise.
6212 * mips-tfile.c (main): Likewise.
6213 * mips-tdump.c (main): Likewise.
6215 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6218 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6220 (rotlhi3_8): Delete.
6222 (rotlsi3_8): Delete.
6223 (rotlsi3_16): Delete.
6224 (rotlsi3_24): Delete.
6226 (*rotw<mode>3): New.
6227 (*rotb<mode>3): New.
6228 * config/avr/avr.c (avr_rotate_bytes): New function.
6229 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6231 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6234 * configure.ac: Modify -rdynamic check.
6235 * configure: Regenerate.
6237 2010-01-08 DJ Delorie <dj@redhat.com>
6239 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6240 register popping order.
6242 2010-01-08 Richard Guenther <rguenther@suse.de>
6245 * c.opt (fsigned-char): Also let LTO handle this option.
6246 (funsigned-char): Likewise.
6248 2010-01-07 Richard Guenther <rguenther@suse.de>
6250 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6251 (gimple_op): Likewise.
6252 (gimple_op_ptr): Likewise.
6253 (gimple_assign_set_lhs): Remove gcc_assert.
6254 (gimple_assign_set_rhs1): Likewise.
6255 (gimple_assign_set_rhs2): Likewise.
6256 (gimple_call_set_lhs): Likewise.
6257 (gimple_call_set_fn): Likewise.
6258 (gimple_call_set_fndecl): Likewise.
6259 (gimple_call_fndecl): Likewise.
6260 (gimple_call_return_type): Likewise.
6261 (gimple_call_set_chain): Likewise.
6262 (gimple_call_num_args): Likewise.
6263 (gimple_call_set_arg): Likewise.
6264 (gimple_cond_set_code): Likewise.
6265 (gimple_cond_set_lhs): Likewise.
6266 (gimple_cond_set_rhs): Likewise.
6267 (gimple_cond_set_true_label): Likewise.
6268 (gimple_cond_set_false_label): Likewise.
6269 (gimple_label_set_label): Likewise.
6270 (gimple_goto_set_dest): Likewise.
6271 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6272 (gimple_debug_bind_get_value): Likewise.
6273 (gimple_debug_bind_get_value_ptr): Likewise.
6274 (gimple_debug_bind_set_var): Likewise.
6275 (gimple_debug_bind_set_value): Likewise.
6276 (gimple_debug_bind_reset_value): Likewise.
6277 (gimple_debug_bind_has_value_p): Likewise.
6278 (gimple_return_retval_ptr): Remove gcc_assert.
6279 (gimple_return_retval): Likewise.
6280 (gimple_return_set_retval): Likewise.
6281 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6282 (safe_referenced_var_iterator): Remove.
6283 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6284 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6285 (fill_referenced_var_vec): Remove.
6286 (first_readonly_imm_use): Remove redundant gcc_assert.
6287 (phi_arg_index_from_use): Combine gcc_asserts.
6288 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6289 (first_imm_use_stmt): Remove redundant gcc_assert.
6290 * tree-cfg.c (verify_gimple_call): Verify function and chain
6291 operands. Verify arguments.
6292 (verify_types_in_gimple_stmt): Verify condition code and labels.
6294 2010-01-07 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/42641
6297 * sese.c (rename_map_elt_info): Use the SSA name version, do
6300 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6302 PR tree-optimization/42625
6303 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6304 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6306 2010-01-07 Duncan Sands <baldrick@free.fr>
6308 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6310 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6313 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6314 note itself is not function_invariant_p.
6316 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6318 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6319 Do not add the DF_NOTE problem.
6320 * store-motion.c (execute_rtl_store_motion): Likewise.
6322 2010-01-07 Martin Jambor <mjambor@suse.cz>
6324 PR tree-optimization/42157
6325 * tree-sra.c (compare_access_positions): Stabilize sort if both
6326 accesses have integer types, return zero immediately if they are the
6329 2010-01-06 Richard Henderson <rth@redhat.com>
6332 * haifa-sched.c (add_to_note_list): Merge into ...
6333 (concat_note_lists): ... here, and ...
6334 (unlink_other_notes, rm_other_notes): Merge into...
6335 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6336 NOTE_INSN_EPILOGUE_BEG.
6338 2010-01-06 Richard Guenther <rguenther@suse.de>
6340 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6341 not inline regular functions into always-inline functions.
6343 2010-01-06 Nick Clifton <nickc@redhat.com>
6345 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6346 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6348 (OVERRIDE_OPTIONS): Delete.
6349 (OPTIMIZATION_OPTIONS): Define.
6350 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6351 * config/rx/rx.c (rx_handle_option): Issue an error message if
6352 -mcpu=rx200 and -fpu are used together.
6353 (rx_set_optimization_options): New function. Issue an error
6354 message if an optimization attribute attempts to reset the FPU/
6355 math optimization pairing.
6356 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6357 * config/rx/rx.opt: Set the default to 32-bit doubles.
6358 * config/rx/t-rx: Add multilibs for -nofpu option.
6359 * doc/invoke.texi: Update documentation of RX options.
6361 2010-01-06 Richard Guenther <rguenther@suse.de>
6363 * tree-ssa-pre.c (name_to_id): New global.
6364 (alloc_expression_id): Simplify SSA name handling.
6365 (lookup_expression_id): Likewise.
6366 (init_pre): Zero name_to_id.
6367 (fini_pre): Free it.
6369 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6371 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6373 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6376 * config/i386/sse.md (smaxv2di3): New.
6377 (umaxv2di3): Likewise.
6378 (sminv2di3): Likewise.
6379 (uminv2di3): Likewise.
6381 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6384 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6385 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6386 (legitimize_tls_address): Likewise.
6387 (sparc_tls_referenced_p): Likewise.
6388 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6389 and adjust calls to legitimize_pic_address.
6390 (legitimate_constant_p) Use sparc_tls_referenced_p.
6391 (legitimate_pic_operand_p): Likewise.
6392 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6393 (sparc_tls_symbol_ref_1): Delete.
6394 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6395 (legitimize_tls_address): Make static, handle CONST patterns.
6396 (legitimize_pic_address): Make static, remove unused parameter and
6397 adjust recursive calls.
6398 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6399 and adjust call to legitimize_pic_address.
6400 (sparc_output_mi_thunk): Likewise.
6402 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6403 H.J. Lu <hongjiu.lu@intel.com>
6406 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6407 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6408 operands to make them signed.
6411 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6414 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6415 GTU to GT for V4SI and V2DI.
6417 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6418 (umin<mode>3): Removed.
6420 (uminv4si3): Likewise.
6422 2010-01-05 Martin Jambor <mjambor@suse.cz>
6424 PR tree-optimization/42462
6425 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6426 current_function_decl to helper functions and macros.
6428 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6431 * flags.h: Don't include real.h.
6432 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6433 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6434 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6435 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6436 * dominance.c: Update copyright.
6437 * gimple.c (walk_gimple_op): Remove inline.
6438 * tree-ssa-reassoc.c: Include real.h.
6439 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6440 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6442 2010-01-05 Nick Clifton <nickc@redhat.com>
6444 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6445 register to push into the stack frame when the accumulator has to
6446 be saved during interrupts.
6448 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6450 * doc/invoke.texi: Remove the documentation about option
6452 * common.opt (Wunreachable-code): Preserved for backward
6454 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6455 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6456 the backward compatibility flag section.
6458 2010-01-05 Richard Guenther <rguenther@suse.de>
6460 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6462 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6465 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6467 PR tree-optimization/42508
6468 * tree-sra.c (convert_callers): Check for recursive call
6469 by comparing cgraph nodes instead of decls.
6470 (modify_function): Call ipa_modify_formal_parameters also
6471 on all same_body aliases.
6473 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6474 cgraph nodes when checking for same_body aliases.
6476 2010-01-05 Richard Guenther <rguenther@suse.de>
6478 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6479 allocation and lookup.
6480 (get_or_alloc_expr_for_constant): Likewise.
6481 (phi_translate): Sink allocation.
6483 2010-01-04 Richard Guenther <rguenther@suse.de>
6485 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6486 a new entry only if needed.
6487 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6488 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6490 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6492 (phi_translate): Handle CONSTANTs early.
6494 2010-01-04 Martin Jambor <mjambor@suse.cz>
6496 PR tree-optimization/42398
6497 * tree-sra.c (struct access): Removed flag grp_different_types.
6498 (dump_access): Do not dump the removed flag.
6499 (sort_and_splice_var_accesses): Do not set the removed flag.
6500 (sra_modify_expr): Check for type compatibility directly.
6502 2010-01-04 Martin Jambor <mjambor@suse.cz>
6504 PR tree-optimization/42366
6505 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6506 edges with variable number of parameters.
6507 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6508 flag instead of asserting it.
6509 (ipa_read_node_info): Read uses_analysis_done flag.
6511 2010-01-04 Richard Guenther <rguenther@suse.de>
6513 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6514 iterative_hash_* as intended.
6515 (vn_reference_compute_hash): Likewise. Simplify hashing
6517 (vn_reference_lookup_2): Likewise.
6518 (vn_nary_op_compute_hash): Likewise.
6519 (vn_phi_compute_hash): Likewise.
6520 (expressions_equal_p): Remove strange code.
6521 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6522 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6523 (bitmap_insert_into_set_1): Take value-id as parameter.
6524 (add_to_value): Pass it.
6525 (bitmap_insert_into_set): Likewise.
6526 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6528 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6531 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6532 (do_self_spec): For switches with SWITCH_IGNORE set set also
6533 SWITCH_IGNORE_PERMANENTLY.
6534 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6537 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6539 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6540 tree of an unreferenced global var.
6542 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6545 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6546 GTU to GT for V4SI and V2DI.
6548 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6549 (umin<mode>3): Removed.
6551 (uminv4si3): Likewise.
6553 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6556 * collect2.c (main): Turn on trace in collect2 if -v is passed
6559 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6561 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6562 description of expression operand.
6564 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6566 * configure.ac: Add install-html to target_list for Make-hooks.
6567 * configure: Regenerate.
6568 * fortran/Make-lang.in (F95_HTMLFILES): New.
6569 (fortran.html): Use it.
6570 (fortran.install-html): New.
6571 * Makefile.in (install-html): Add lang.install-html.
6572 * java/Make-lang.in (JAVA_HTMLFILES): New.
6573 (java.html): Use it.
6574 (java.install-html): New.
6575 * objc/Make-lang.in (objc.install-html): New.
6576 * objcp/Make-lang.in (obj-c++.install-html): New.
6577 * cp/Make-lang.in (c++.install-html): New.
6578 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6579 * lto/Make-lang.in (lto.install-html): New.
6581 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6584 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6586 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6588 PR rtl-optimization/41862
6589 * store-motion.c (store_killed_in_insn, compute_store_table,
6590 remove_reachable_equiv_notes, replace_store_insn,
6591 build_store_vectors): Ignore all DEBUG_INSNs.
6593 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6596 * common.opt: Add dumpdir.
6598 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6600 (option_map): Add --dumpdir.
6602 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6604 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6606 * opts.c (decode_options): Try dump_dir_name first if
6607 dump_base_name isn't an absolute path.
6608 (common_handle_option): Handle OPT_dumpdir.
6610 * toplev.c (dump_dir_name): New.
6611 (print_switch_values): Also ignore -dumpdir.
6613 * toplev.h (dump_dir_name): New.
6615 2010-01-03 Richard Guenther <rguenther@suse.de>
6617 PR tree-optimization/42589
6618 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6619 double-word expansion of bswap32.
6621 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6623 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6624 with BLOCK_FOR_INSN.
6625 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6626 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6627 noce_process_if_block): Likewise.
6628 * gcse.c (compute_local_properties, insert_expr_in_table,
6629 insert_set_in_table, canon_list_insert, find_avail_set,
6630 pre_insert_copy_insn): Likewise.
6632 * basic-block.h (BLOCK_NUM): Move from here...
6633 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6635 2010-01-03 Richard Guenther <rguenther@suse.de>
6637 PR tree-optimization/42438
6638 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6639 contains_may_not_return_call flag.
6640 (BB_MAY_NOTRETURN): New.
6641 (valid_in_sets): Trapping nary operations are not valid
6642 in blocks that may not return.
6643 (insert_into_preds_of_block): Remove check for trapping expressions.
6644 (compute_avail): Compute also BB_MAY_NOTRETURN.
6646 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6648 * doc/invoke.texi: Add 2010 to copyright years.
6650 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6652 * config/sparc/sparc.c: Fix formatting nits.
6654 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6655 Alexander Monakov <amonakov@ispras.ru>
6657 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6659 2010-01-02 Richard Guenther <rguenther@suse.de>
6662 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6663 (simplify_switch_using_ranges): Mark to be removed edges
6666 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6668 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6670 * collect2.c (scan_libraries): Add missing argument in call to
6673 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6676 * config/alpha/predicates.md (aligned_memory_operand): Return false
6678 (unaligned_memory_operand): Return true for CQImode.
6679 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6680 doesn not cross aligned SImode word boundary.
6682 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6684 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6686 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6687 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6689 2010-01-02 Richard Guenther <rguenther@suse.de>
6692 * toplev.c (compile_file): Emit LTO marker properly. Change
6694 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6696 2010-01-01 Richard Guenther <rguenther@suse.de>
6699 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6701 2010-01-01 Richard Guenther <rguenther@suse.de>
6704 * c-decl.c (grokdeclarator): For zero-size arrays force
6705 structural equality checks as layout_type does.
6707 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6709 * builtins.c: Update copyright to 2010.
6711 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6714 * lto-streamer-out.c (produce_asm): Revert the last change.
6715 (copy_function): Likewise.
6717 * lto-streamer.c (lto_get_section_name): Skip any leading
6720 2010-01-01 Richard Guenther <rguenther@suse.de>
6723 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6727 Copyright (C) 2010 Free Software Foundation, Inc.
6729 Copying and distribution of this file, with or without modification,
6730 are permitted in any medium without royalty provided the copyright
6731 notice and this notice are preserved.