1 2010-01-20 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/42717
4 * tree-ssa-dce.c (get_live_post_dom): Remove.
5 (forward_edge_to_pdom): Take an arbitrary edge to copy
6 degenerate PHI args from.
7 (remove_dead_stmt): Use the first post-dominator even if it
8 does not contain live statements as redirection destination.
10 2010-01-20 Richard Guenther <rguenther@suse.de>
12 * tree-inline.c (estimate_num_insns): Handle EH builtins.
14 2010-01-20 Jakub Jelinek <jakub@redhat.com>
16 * sel-sched.c (create_speculation_check): Remove set but not used
18 (try_transformation_cache): Remove set but not used variable ds.
19 (calculate_privileged_insns): Remove set but not used variables
20 cur_insn and min_spec_insn.
21 (find_best_expr): Remove set but not used variable avail_n.
22 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
24 * cgraphunit.c (assemble_thunk): Remove set but not used variable
26 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
27 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
30 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
33 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
34 cpu types. Add support for *-sse3 cpu types.
37 2010-01-20 Jakub Jelinek <jakub@redhat.com>
40 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
41 argument, call initializer_constant_valid_p_1 instead of
42 initializer_constant_valid_p, pass CACHE to it, return NULL
43 immediately if first call returns NULL.
44 (initializer_constant_valid_p_1): New function.
45 (initializer_constant_valid_p): Use it.
47 2010-01-20 Thomas Quinot <quinot@adacore.com>
49 * tree.def (PLACEHOLDER_EXPR): Fix comment.
51 2010-01-20 Jakub Jelinek <jakub@redhat.com>
53 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
54 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
55 (loc_list_from_tree): Don't handle unsigned division. Handle
56 signed modulo using DW_OP_{over,over,div,mul,minus}.
57 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
58 modulo instead of signed.
60 2010-01-20 DJ Delorie <dj@redhat.com>
62 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
64 (h8300_emit_stack_adjustment): Propogate it.
66 (h8300_expand_prologue): Likewise.
67 (h8300_expand_epilogue): Likewise.
69 2010-01-19 Michael Matz <matz@suse.de>
71 PR tree-optimization/41783
72 * tree-data-ref.c (toplevel): Include flags.h.
73 (dump_data_dependence_relation): Also dump the inputs if the
74 result will be unknown.
75 (split_constant_offset_1): Look through some conversions.
76 * tree-predcom.c (determine_roots_comp): Restart a new chain if
77 the offset from last element is too large.
78 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
79 (reassociate_to_the_same_stmt): Handle vector registers.
80 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
82 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
83 wide_prolog_niters argument, emit widening instructions.
84 (vect_do_peeling_for_alignment): Adjust caller, use widened
85 variant of the iteration cound.
86 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
88 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
91 * config/arm/neon-testgen.m (emit_automatics): New parameter
92 features. Adjust for Fixed_return_reg feature.
93 (test_intrinsic): Call emit_automatics with new feature.
94 * config/arm/neon.ml: Update copyright years.
95 (features): New Fixed_return_reg feature.
96 (ops): Update feature for Vget_low.
98 2010-01-19 Jakub Jelinek <jakub@redhat.com>
100 PR tree-optimization/42719
101 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
105 * fwprop.c (all_uses_available_at): Return false if def_set dest
106 is a REG that is used in def_insn.
108 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
110 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
112 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
115 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
117 * target.h (struct gcc_target) <secondary_reload>: Change type
118 of last argument to secondary_reload_info *.
120 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
123 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
124 memory references with unaligned offsets. Remove CQImode handling.
125 (unaligned_memory_operand): Return 1 for memory references with
126 unaligned offsets. Remove CQImode handling.
128 2010-01-18 Richard Guenther <rguenther@suse.de>
131 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
134 2010-01-18 Richard Guenther <rguenther@suse.de>
136 PR tree-optimization/42781
137 * tree-ssa-structalias.c (find_what_var_points_to): Skip
138 restrict processing only if the original variable was
141 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
143 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
144 find number of popped argument bytes.
146 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
147 Fix the text that describes the return value for invalid insns.
149 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
151 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
152 Clarify what 'cost of the -dependence' is. Fix quoting.
154 * toplev.c (default_get_pch_validity): Rename argument to "sz".
155 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
157 2010-01-17 Jakub Jelinek <jakub@redhat.com>
159 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
160 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
162 2010-01-17 Richard Guenther <rguenther@suse.de>
165 * function.c (split_complex_args): Take a VEC to modify.
166 (assign_parms_augmented_arg_list): Build a VEC instead of
167 a chain of PARM_DECLs.
168 (assign_parms_unsplit_complex): Take a VEC of arguments.
169 Do not fixup unmodified parms.
170 (assign_parms): Deal with the VEC.
171 (gimplify_parameters): Likewise.
173 2010-01-17 Richard Guenther <rguenther@suse.de>
175 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
176 node existence check.
177 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
178 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
179 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
180 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
181 (gimple_execute_on_growing_pred): Likewise.
183 2010-01-17 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/42773
186 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
187 (compute_antic_aux): Likewise.
188 (compute_partial_antic_aux): Likewise.
190 2010-01-17 Jie Zhang <jie.zhang@analog.com>
193 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
196 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
198 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
201 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
202 Fix markup for strict argument.
204 (TARGET_SCHED_REORDER2): Fix argument types.
206 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
207 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
209 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
210 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
212 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
215 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
216 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
217 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
218 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
219 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
221 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
223 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
225 (TARGET_ASM_RELOC_RW_MASK): Add return type.
226 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
228 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
230 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
233 (TARGET_ASM_NAMED_SECTION): Fix argument list.
235 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
236 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
238 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
240 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
242 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
243 referring to it. Fix language.
245 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
247 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
249 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
251 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
253 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
254 '@var{stream}. Remove stray 'and'.
256 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
258 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
260 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
262 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
263 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
265 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
266 Fix description of return value.
267 Rename argument "sz" to "len."
269 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
270 Clarify meaning of 'true' return value.
272 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
274 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
275 rep_mode versus mode_rep.
277 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
279 (TARGET_BUILTIN_DECL): Fix name.
281 (TARGET_COMMUTATIVE_P): Fix type of first argument.
283 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
285 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
287 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
289 (TARGET_RELAXED_ORDERING): Use @deftypevr.
291 (TARGET_GET_DRAP_RTX): Note that this is a hook.
294 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
295 Rename argument tm_fn to md_fn.
297 (TARGET_OPTION_PRINT): Fix argument list.
299 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
302 * config/i386/i386.c (ix86_fixup_binary_operands):
303 Revert FMA4 fixup of operands.
305 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
308 * Makefile.in (write_entries_to_file, install-plugin):
309 Use \012 instead of \n with tr.
311 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
313 * configure.ac (HAVE_AS_REF): New C macro.
314 * configure: Regenerate.
315 * config.in: Likewise.
316 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
318 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
321 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
323 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
325 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
327 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
329 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
331 (TARGET_IN_SMALL_DATA_P): Fix argument type.
333 (TARGET_BINDS_LOCAL_P): Fix argument type.
335 (TARGET_ASM_FILE_END): Use prototype.
337 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
339 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
341 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
343 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
345 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
346 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
348 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
349 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
351 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
352 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
353 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
354 (TARGET_ADDR_SPACE_CONVERT): Likewise.
356 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
358 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
360 (TARGET_INIT_BUILTINS): Use prototype.
362 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
363 Put 'const char *' in braces. Fix parameter types.
364 (TARGET_INVALID_CONVERSION): Fix parameter types.
365 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
366 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
368 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
371 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
373 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
375 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
377 * doc/tm.texi (TARGET_HELP): Fix return type.
379 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
380 in braces. Fix argument types.
382 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
384 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
386 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
388 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
389 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
391 (TARGET_MANGLE_TYPE): Fix argument types.
393 (TARGET_IRA_COVER_CLASSES): Use prototype.
395 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
397 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
399 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
401 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
403 (TARGET_CALLEE_COPIES): Fix argument types.
405 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
407 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
409 (TARGET_FUNCTION_VALUE): Fix argument types.
411 (TARGET_RETURN_IN_MSB): Fix argument type.
413 (TARGET_RETURN_IN_MEMORY): Fix argument types.
415 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
417 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
419 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
420 agree with return type.
422 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
424 2010-01-15 Jing Yu <jingyu@google.com>
426 PR rtl-optimization/42691
427 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
428 a pseudo to a constant and are merged, and adjust comments.
430 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
432 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
434 2010-01-15 Richard Guenther <rguenther@suse.de>
437 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
438 labels of computed or non-local gotos to the destination.
439 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
440 landing pad label is the first label.
442 2010-01-15 Richard Guenther <rguenther@suse.de>
444 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
446 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
449 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
450 to allow generation of the xssqrtdp instruction on power7.
451 (sqrtdf2_fpr): Ditto.
453 2010-01-14 Jakub Jelinek <jakub@redhat.com>
456 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
457 functions with noreturn attribute.
460 * varasm.c (declare_weak): Add weak attribute to decl if it
461 doesn't have one already.
462 (assemble_external): Only add decls to weak_decls if they also
465 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
467 * var-tracking.c (var_reg_delete): Don't delete the association
468 between REGs and values or one-part variables if the register
471 2010-01-14 Jakub Jelinek <jakub@redhat.com>
474 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
475 because its first operand is a non-localized variable.
477 2010-01-14 Martin Jambor <mjambor@suse.cz>
479 PR tree-optimization/42706
480 * tree-sra.c (encountered_recursive_call): New variable.
481 (encountered_unchangable_recursive_call): Likewise.
482 (sra_initialize): Initialize both new variables.
483 (callsite_has_enough_arguments_p): New function.
484 (scan_function): Call decl and flags check only for IPA-SRA, check
485 whether there is a recursive call and whether it has enough arguments.
486 (all_callers_have_enough_arguments_p): New function.
487 (convert_callers): Look for recursive calls only when
488 encountered_recursive_call is set.
489 (ipa_early_sra): Bail out either if
490 !all_callers_have_enough_arguments_p or
491 encountered_unchangable_recursive_call.
493 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
495 * sel-sched.c: Add 2010 to copyright years.
496 * sel-sched-ir.c: Likewise.
497 * sel-sched-ir.h: Likewise.
499 2010-01-14 Martin Jambor <mjambor@suse.cz>
501 PR tree-optimization/42714
502 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
503 constructors specially.
505 2010-01-14 Andi Kleen <ak@linux.intel.com>
507 * config/i386/drivers-i386.c (detect_caches_intel):
508 Add l2sizekb parameter and fill in.
509 (host_detect_local_cpu): Add l2sizekb, fill in.
510 Add Atom small cache heuristic.
512 2010-01-14 Andi Kleen <ak@linux.intel.com>
514 * config/i386/drivers-i386.c (detect_caches_cpuid4):
515 Add level3 parameter and fill in.
516 (detect_caches_intel): Handle level3 cache.
518 2010-01-14 Andi Kleen <ak@linux.intel.com>
520 * config/i386/drivers-i386.c (host_detect_local_cpu):
521 Fix core duo detection.
523 2010-01-14 Andi Kleen <ak@linux.intel.com>
525 * config/i386/drivers-i386.c (host_detect_local_cpu):
528 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
530 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
531 (rs6000_variable_issue_1): this. Use...
532 (rs6000_variable_issue): here. Reimplement. Print debug info.
534 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
536 * sel-sched-ir.c (sel_restore_other_notes): Rename to
537 sel_restore_notes. Update all callers. Call reemit_notes
540 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
542 PR rtl-optimization/42246
543 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
546 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
548 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
549 all successors is the same as number of successors in current region.
551 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
553 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
554 to rename is not separable. Otherwise check that its LHS is not NULL.
556 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
558 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
560 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
562 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
563 available registers when failed to discover LHS register class.
564 Fix indentation. Update comment.
566 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
567 Alexander Monakov <amonakov@ispras.ru>
569 PR rtl-optimization/42389
570 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
572 (advance_state_on_fence): Likewise.
573 (sel_target_adjust_priority): Print debug output only when
574 sched_verbose >= 4, not 2.
575 (get_expr_cost): Do not issue all unique insns on the next cycle.
576 (fill_insns): Initialize can_issue_more from the value saved
578 * sel-sched-ir.c (flist_add): New parameter issue_more.
579 Init FENCE_ISSUE_MORE with it.
580 (merge_fences): Likewise.
581 (init_fences): Update call to flist_add.
582 (add_to_fences, add_clean_fence_to_fences)
583 (add_dirty_fence_to_fences): Likewise.
584 (move_fence_to_fences): Update call to merge_fences.
585 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
587 * sel-sched-ir.h (struct _fence): New field issue_more.
588 (FENCE_ISSUE_MORE): New accessor macro.
590 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
592 PR rtl-optimization/42388
593 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
594 that have no predecessors nor successors. Do not call move_bb_info
595 for empty blocks outside of current region.
597 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
599 PR rtl-optimization/42294
600 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
601 * sel-sched.c (move_exprs_to_boundary): Transitively add all
602 originators' originators.
604 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
606 PR rtl-optimization/39453
607 PR rtl-optimization/42246
608 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
610 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
612 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
613 Alexander Monakov <amonakov@ispras.ru>
616 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
617 (maybe_tidy_empty_bb): ... here. Make static. Add new
618 argument. Update all callers.
619 (tidy_control_flow): ... and here. Recompute topological order
620 of basic blocks in region if necessary.
621 (sel_redirect_edge_and_branch): Change return type. Return true
622 if topological order might have been invalidated.
623 (purge_empty_blocks): Export and move from...
624 * sel-sched.c (purge_empty_blocks): ... here.
625 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
626 (maybe_tidy_empty_bb): Delete prototype.
627 (purge_empty_blocks): Declare.
629 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
631 PR rtl-optimization/42249
632 * sel-sched.c (try_replace_dest_reg): When chosen register
633 and original register is the same, do not bail out early, but
634 still check all original insns for validity of replacing destination
635 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
638 2010-01-14 Jakub Jelinek <jakub@redhat.com>
641 Port from no-undefined-overflow branch:
642 2009-03-09 Richard Guenther <rguenther@suse.de>
644 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
646 2010-01-14 Richard Guenther <rguenther@suse.de>
649 * gimple.c (iterative_hash_gimple_type): Avoid hashing
652 2010-01-14 Ira Rosen <irar@il.ibm.com>
654 PR tree-optimization/42709
655 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
656 as scalar type in creation of constant vector operand.
658 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
661 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
662 (check-parallel-%): Match `testsuite' directory component only
665 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
668 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
671 2010-01-13 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/42730
674 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
677 2010-01-13 Steve Ellcey <sje@cup.hp.com>
680 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
681 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
684 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
686 * config/bfin/libgcc-bfin.ver: Regenerate based on current
687 libgcc-std.ver. Add entries for ___smulsi3_highpart and
690 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
691 rather than schedule_insns if the pass is enabled.
693 2010-01-13 Martin Jambor <mjambor@suse.cz>
695 PR tree-optimization/42704
696 * tree-sra.c (sra_modify_assign): Do not delete assignments to
699 2010-01-13 Martin Jambor <mjambor@suse.cz>
701 PR tree-optimization/42703
702 * tree-sra.c (analyze_access_subtree): Check that we can build a
703 reference to the original data within the aggregate.
705 2010-01-13 Richard Guenther <rguenther@suse.de>
707 PR tree-optimization/42705
708 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
711 2010-01-13 Richard Guenther <rguenther@suse.de>
714 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
716 2010-01-13 Jakub Jelinek <jakub@redhat.com>
719 * var-tracking.c (values_to_unmark): New variable.
720 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
721 values_to_unmark vector. Moved body to...
722 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
723 instead queue it into values_to_unmark vector.
724 (vt_find_locations): Free values_to_unmark vector.
726 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
728 * config/s390/s390.c (override_options): Set
729 default of max-pending-list-length to 256
731 2010-01-13 Richard Guenther <rguenther@suse.de>
734 * tree-pass.h (PROP_gimple_lcx): New.
735 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
736 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
737 before the final cleanup_eh.
738 (dump_properties): Dump PROP_gimple_lcx.
739 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
740 (tree_lower_complex_O0): Remove.
741 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
742 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
743 tree_lower_complex, schedule TODO_update_ssa.
744 * lto-streamer-out.c (output_function): Stream the functions
746 * lto-streamer-in.c (input_function): Likewise.
747 (lto_read_body): Do not override them here.
749 2010-01-12 Joseph Myers <joseph@codesourcery.com>
752 * c-typeck.c (build_c_cast): Fold value cast to union type before
753 wrapping it in a CONSTRUCTOR.
755 2010-01-12 Jakub Jelinek <jakub@redhat.com>
757 PR rtl-optimization/42699
758 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
761 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
763 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
764 SUBTARGET_WARN_UNUSED_SPEC): Move ...
765 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
766 SUBTARGET_WARN_UNUSED_SPEC): ... here
767 * config/mips/iris5.h (LIBGCC_SPEC): Define.
769 2010-01-12 Julian Brown <julian@codesourcery.com>
771 * config/arm/neon-schedgen.ml (Utils): Don't try to
773 (find_with_result): New.
775 2010-01-12 Jakub Jelinek <jakub@redhat.com>
778 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
779 sharing when canonicalizing ({lt,ge}u (plus a b) b).
781 PR tree-optimization/42645
782 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
783 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
784 decl_map, set processing_debug_stmt to -1 and return name without
787 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
789 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
790 binutils version, and reword target configuration description.
792 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
794 * config/avr/avr.h (LINKER_NAME): Remove.
796 2010-01-11 Janis Johnson <janis187@us.ibm.com>
799 * config/rs6000/rs6000.c (rs6000_override_options): On targets
800 that support VSX, warn for -mno-altivec if vsx is not disabled,
803 2010-01-11 Joseph Myers <joseph@codesourcery.com>
804 Shujing Zhao <pearly.zhao@oracle.com>
807 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
808 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
809 character between option name and help text.
810 * c.opt (imultilib): Likewise.
812 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
814 * lto-streamer-out.c (output_unreferenced_globals): Output static
817 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
819 PR rtl-optimization/42621
820 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
822 (duplicate_computed_gotos): Remove now-redundant check.
824 2010-01-10 Steve Ellcey <sje@cup.hp.com>
827 * configure.ac: Save and restore LDFLAGS and LIBS
828 * configure: Regenerate.
830 2010-01-10 Richard Guenther <rguenther@suse.de>
833 * builtins.c (fold_builtin_strlen): Add type argument and
834 convert the resulting length to it.
835 (fold_builtin_1): Adjust.
837 2010-01-09 Jakub Jelinek <jakub@redhat.com>
839 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
840 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
842 (num_insns_constant_wide): Adjust for that change.
844 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
847 * web.c (union_defs): Add used argument, to combine uses of
849 (entry_register): Adjust type and tests of used argument.
850 (web_main): Widen used for new use. Pass it to union_defs.
851 * df.h (union_defs): Adjust prototype.
853 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
856 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
857 uses in new incoming argument. Free body.
858 (reset_debug_uses_in_loop): New.
859 (analyze_insn_to_expand_var): Call the latter if the former found
860 anything. Fix whitespace. Reject invalid dest overlaps before
861 going through all insns in the loop.
863 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
866 * haifa-sched.c (dying_use_p): Debug insns don't count.
868 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
871 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
872 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
873 (verify_gimple_call): Reject LHS in noreturn calls.
875 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
879 * tree-vect-loop-manip.c (adjust_info): New type.
880 (adjust_vec): New pointer to vector.
881 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
882 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
883 (slpeel_update_phis_for_duplicate_loop): Use them.
884 (slpeel_update_phi_nodes_for_guard1): Likewise.
885 (slpeel_update_phi_nodes_for_guard2): Likewise.
886 (slpeel_tree_peel_loop_to_edge): Likewise.
887 (vect_update_ivs_after_vectorizer): Likewise.
889 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
891 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
892 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
894 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
896 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
897 bogus uninitialized warning.
899 2010-01-09 Richard Guenther <rguenther@suse.de>
902 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
903 the evolution is compatible with the initial condition.
905 2010-01-09 Jakub Jelinek <jakub@redhat.com>
907 * gcc.c (process_command): Update copyright notice dates.
908 * gcov.c (print_version): Likewise.
909 * gcov-dump.c (print_version): Likewise.
910 * mips-tfile.c (main): Likewise.
911 * mips-tdump.c (main): Likewise.
913 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
916 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
921 (rotlsi3_16): Delete.
922 (rotlsi3_24): Delete.
926 * config/avr/avr.c (avr_rotate_bytes): New function.
927 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
929 2010-01-08 Steve Ellcey <sje@cup.hp.com>
932 * configure.ac: Modify -rdynamic check.
933 * configure: Regenerate.
935 2010-01-08 DJ Delorie <dj@redhat.com>
937 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
938 register popping order.
940 2010-01-08 Richard Guenther <rguenther@suse.de>
943 * c.opt (fsigned-char): Also let LTO handle this option.
944 (funsigned-char): Likewise.
946 2010-01-07 Richard Guenther <rguenther@suse.de>
948 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
949 (gimple_op): Likewise.
950 (gimple_op_ptr): Likewise.
951 (gimple_assign_set_lhs): Remove gcc_assert.
952 (gimple_assign_set_rhs1): Likewise.
953 (gimple_assign_set_rhs2): Likewise.
954 (gimple_call_set_lhs): Likewise.
955 (gimple_call_set_fn): Likewise.
956 (gimple_call_set_fndecl): Likewise.
957 (gimple_call_fndecl): Likewise.
958 (gimple_call_return_type): Likewise.
959 (gimple_call_set_chain): Likewise.
960 (gimple_call_num_args): Likewise.
961 (gimple_call_set_arg): Likewise.
962 (gimple_cond_set_code): Likewise.
963 (gimple_cond_set_lhs): Likewise.
964 (gimple_cond_set_rhs): Likewise.
965 (gimple_cond_set_true_label): Likewise.
966 (gimple_cond_set_false_label): Likewise.
967 (gimple_label_set_label): Likewise.
968 (gimple_goto_set_dest): Likewise.
969 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
970 (gimple_debug_bind_get_value): Likewise.
971 (gimple_debug_bind_get_value_ptr): Likewise.
972 (gimple_debug_bind_set_var): Likewise.
973 (gimple_debug_bind_set_value): Likewise.
974 (gimple_debug_bind_reset_value): Likewise.
975 (gimple_debug_bind_has_value_p): Likewise.
976 (gimple_return_retval_ptr): Remove gcc_assert.
977 (gimple_return_retval): Likewise.
978 (gimple_return_set_retval): Likewise.
979 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
980 (safe_referenced_var_iterator): Remove.
981 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
982 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
983 (fill_referenced_var_vec): Remove.
984 (first_readonly_imm_use): Remove redundant gcc_assert.
985 (phi_arg_index_from_use): Combine gcc_asserts.
986 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
987 (first_imm_use_stmt): Remove redundant gcc_assert.
988 * tree-cfg.c (verify_gimple_call): Verify function and chain
989 operands. Verify arguments.
990 (verify_types_in_gimple_stmt): Verify condition code and labels.
992 2010-01-07 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/42641
995 * sese.c (rename_map_elt_info): Use the SSA name version, do
998 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1000 PR tree-optimization/42625
1001 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1002 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1005 2010-01-07 Duncan Sands <baldrick@free.fr>
1007 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1009 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1012 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1013 note itself is not function_invariant_p.
1015 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1017 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1018 Do not add the DF_NOTE problem.
1019 * store-motion.c (execute_rtl_store_motion): Likewise.
1021 2010-01-07 Martin Jambor <mjambor@suse.cz>
1023 PR tree-optimization/42157
1024 * tree-sra.c (compare_access_positions): Stabilize sort if both
1025 accesses have integer types, return zero immediately if they are the
1028 2010-01-06 Richard Henderson <rth@redhat.com>
1031 * haifa-sched.c (add_to_note_list): Merge into ...
1032 (concat_note_lists): ... here, and ...
1033 (unlink_other_notes, rm_other_notes): Merge into...
1034 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1035 NOTE_INSN_EPILOGUE_BEG.
1037 2010-01-06 Richard Guenther <rguenther@suse.de>
1039 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1040 not inline regular functions into always-inline functions.
1042 2010-01-06 Nick Clifton <nickc@redhat.com>
1044 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1045 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1047 (OVERRIDE_OPTIONS): Delete.
1048 (OPTIMIZATION_OPTIONS): Define.
1049 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1050 * config/rx/rx.c (rx_handle_option): Issue an error message if
1051 -mcpu=rx200 and -fpu are used together.
1052 (rx_set_optimization_options): New function. Issue an error
1053 message if an optimization attribute attempts to reset the FPU/
1054 math optimization pairing.
1055 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1056 * config/rx/rx.opt: Set the default to 32-bit doubles.
1057 * config/rx/t-rx: Add multilibs for -nofpu option.
1058 * doc/invoke.texi: Update documentation of RX options.
1060 2010-01-06 Richard Guenther <rguenther@suse.de>
1062 * tree-ssa-pre.c (name_to_id): New global.
1063 (alloc_expression_id): Simplify SSA name handling.
1064 (lookup_expression_id): Likewise.
1065 (init_pre): Zero name_to_id.
1066 (fini_pre): Free it.
1068 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1070 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1072 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1075 * config/i386/sse.md (smaxv2di3): New.
1076 (umaxv2di3): Likewise.
1077 (sminv2di3): Likewise.
1078 (uminv2di3): Likewise.
1080 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1083 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1084 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1085 (legitimize_tls_address): Likewise.
1086 (sparc_tls_referenced_p): Likewise.
1087 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1088 and adjust calls to legitimize_pic_address.
1089 (legitimate_constant_p) Use sparc_tls_referenced_p.
1090 (legitimate_pic_operand_p): Likewise.
1091 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1092 (sparc_tls_symbol_ref_1): Delete.
1093 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1094 (legitimize_tls_address): Make static, handle CONST patterns.
1095 (legitimize_pic_address): Make static, remove unused parameter and
1096 adjust recursive calls.
1097 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1098 and adjust call to legitimize_pic_address.
1099 (sparc_output_mi_thunk): Likewise.
1101 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1102 H.J. Lu <hongjiu.lu@intel.com>
1105 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1106 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1107 operands to make them signed.
1110 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1113 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1114 GTU to GT for V4SI and V2DI.
1116 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1117 (umin<mode>3): Removed.
1119 (uminv4si3): Likewise.
1121 2010-01-05 Martin Jambor <mjambor@suse.cz>
1123 PR tree-optimization/42462
1124 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1125 current_function_decl to helper functions and macros.
1127 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1130 * flags.h: Don't include real.h.
1131 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1132 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1133 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1134 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1135 * dominance.c: Update copyright.
1136 * gimple.c (walk_gimple_op): Remove inline.
1137 * tree-ssa-reassoc.c: Include real.h.
1138 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1139 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1141 2010-01-05 Nick Clifton <nickc@redhat.com>
1143 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1144 register to push into the stack frame when the accumulator has to
1145 be saved during interrupts.
1147 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1149 * doc/invoke.texi: Remove the documentation about option
1151 * common.opt (Wunreachable-code): Preserved for backward
1153 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1154 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1155 the backward compatibility flag section.
1157 2010-01-05 Richard Guenther <rguenther@suse.de>
1159 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1161 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1164 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1166 PR tree-optimization/42508
1167 * tree-sra.c (convert_callers): Check for recursive call
1168 by comparing cgraph nodes instead of decls.
1169 (modify_function): Call ipa_modify_formal_parameters also
1170 on all same_body aliases.
1172 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1173 cgraph nodes when checking for same_body aliases.
1175 2010-01-05 Richard Guenther <rguenther@suse.de>
1177 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1178 allocation and lookup.
1179 (get_or_alloc_expr_for_constant): Likewise.
1180 (phi_translate): Sink allocation.
1182 2010-01-04 Richard Guenther <rguenther@suse.de>
1184 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1185 a new entry only if needed.
1186 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1187 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1189 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1191 (phi_translate): Handle CONSTANTs early.
1193 2010-01-04 Martin Jambor <mjambor@suse.cz>
1195 PR tree-optimization/42398
1196 * tree-sra.c (struct access): Removed flag grp_different_types.
1197 (dump_access): Do not dump the removed flag.
1198 (sort_and_splice_var_accesses): Do not set the removed flag.
1199 (sra_modify_expr): Check for type compatibility directly.
1201 2010-01-04 Martin Jambor <mjambor@suse.cz>
1203 PR tree-optimization/42366
1204 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1205 edges with variable number of parameters.
1206 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1207 flag instead of asserting it.
1208 (ipa_read_node_info): Read uses_analysis_done flag.
1210 2010-01-04 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1213 iterative_hash_* as intended.
1214 (vn_reference_compute_hash): Likewise. Simplify hashing
1216 (vn_reference_lookup_2): Likewise.
1217 (vn_nary_op_compute_hash): Likewise.
1218 (vn_phi_compute_hash): Likewise.
1219 (expressions_equal_p): Remove strange code.
1220 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1221 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1222 (bitmap_insert_into_set_1): Take value-id as parameter.
1223 (add_to_value): Pass it.
1224 (bitmap_insert_into_set): Likewise.
1225 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1227 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1230 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1231 (do_self_spec): For switches with SWITCH_IGNORE set set also
1232 SWITCH_IGNORE_PERMANENTLY.
1233 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1236 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1238 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1239 tree of an unreferenced global var.
1241 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1244 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1245 GTU to GT for V4SI and V2DI.
1247 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1248 (umin<mode>3): Removed.
1250 (uminv4si3): Likewise.
1252 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1255 * collect2.c (main): Turn on trace in collect2 if -v is passed
1258 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1260 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1261 description of expression operand.
1263 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1265 * configure.ac: Add install-html to target_list for Make-hooks.
1266 * configure: Regenerate.
1267 * fortran/Make-lang.in (F95_HTMLFILES): New.
1268 (fortran.html): Use it.
1269 (fortran.install-html): New.
1270 * Makefile.in (install-html): Add lang.install-html.
1271 * java/Make-lang.in (JAVA_HTMLFILES): New.
1272 (java.html): Use it.
1273 (java.install-html): New.
1274 * objc/Make-lang.in (objc.install-html): New.
1275 * objcp/Make-lang.in (obj-c++.install-html): New.
1276 * cp/Make-lang.in (c++.install-html): New.
1277 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1278 * lto/Make-lang.in (lto.install-html): New.
1280 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1283 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1285 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1287 PR rtl-optimization/41862
1288 * store-motion.c (store_killed_in_insn, compute_store_table,
1289 remove_reachable_equiv_notes, replace_store_insn,
1290 build_store_vectors): Ignore all DEBUG_INSNs.
1292 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1295 * common.opt: Add dumpdir.
1297 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1299 (option_map): Add --dumpdir.
1301 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1303 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1305 * opts.c (decode_options): Try dump_dir_name first if
1306 dump_base_name isn't an absolute path.
1307 (common_handle_option): Handle OPT_dumpdir.
1309 * toplev.c (dump_dir_name): New.
1310 (print_switch_values): Also ignore -dumpdir.
1312 * toplev.h (dump_dir_name): New.
1314 2010-01-03 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/42589
1317 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1318 double-word expansion of bswap32.
1320 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1322 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1323 with BLOCK_FOR_INSN.
1324 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1325 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1326 noce_process_if_block): Likewise.
1327 * gcse.c (compute_local_properties, insert_expr_in_table,
1328 insert_set_in_table, canon_list_insert, find_avail_set,
1329 pre_insert_copy_insn): Likewise.
1331 * basic-block.h (BLOCK_NUM): Move from here...
1332 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1334 2010-01-03 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/42438
1337 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1338 contains_may_not_return_call flag.
1339 (BB_MAY_NOTRETURN): New.
1340 (valid_in_sets): Trapping nary operations are not valid
1341 in blocks that may not return.
1342 (insert_into_preds_of_block): Remove check for trapping
1344 (compute_avail): Compute also BB_MAY_NOTRETURN.
1346 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1348 * doc/invoke.texi: Add 2010 to copyright years.
1350 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1352 * config/sparc/sparc.c: Fix formatting nits.
1354 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1355 Alexander Monakov <amonakov@ispras.ru>
1357 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1359 2010-01-02 Richard Guenther <rguenther@suse.de>
1362 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1363 (simplify_switch_using_ranges): Mark to be removed edges
1366 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1368 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1370 * collect2.c (scan_libraries): Add missing argument in call to
1373 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1376 * config/alpha/predicates.md (aligned_memory_operand): Return false
1378 (unaligned_memory_operand): Return true for CQImode.
1379 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1380 doesn not cross aligned SImode word boundary.
1382 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1384 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1386 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1387 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1389 2010-01-02 Richard Guenther <rguenther@suse.de>
1392 * toplev.c (compile_file): Emit LTO marker properly. Change
1394 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1396 2010-01-01 Richard Guenther <rguenther@suse.de>
1399 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1401 2010-01-01 Richard Guenther <rguenther@suse.de>
1404 * c-decl.c (grokdeclarator): For zero-size arrays force
1405 structural equality checks as layout_type does.
1407 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1409 * builtins.c: Update copyright to 2010.
1411 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1414 * lto-streamer-out.c (produce_asm): Revert the last change.
1415 (copy_function): Likewise.
1417 * lto-streamer.c (lto_get_section_name): Skip any leading
1420 2010-01-01 Richard Guenther <rguenther@suse.de>
1423 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1427 Copyright (C) 2010 Free Software Foundation, Inc.
1429 Copying and distribution of this file, with or without modification,
1430 are permitted in any medium without royalty provided the copyright
1431 notice and this notice are preserved.