1 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5 cpu types. Add support for *-sse3 cpu types.
8 2010-01-20 Jakub Jelinek <jakub@redhat.com>
11 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
12 argument, call initializer_constant_valid_p_1 instead of
13 initializer_constant_valid_p, pass CACHE to it, return NULL
14 immediately if first call returns NULL.
15 (initializer_constant_valid_p_1): New function.
16 (initializer_constant_valid_p): Use it.
18 2010-01-20 Thomas Quinot <quinot@adacore.com>
20 * tree.def (PLACEHOLDER_EXPR): Fix comment.
22 2010-01-20 Jakub Jelinek <jakub@redhat.com>
24 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
25 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
26 (loc_list_from_tree): Don't handle unsigned division. Handle
27 signed modulo using DW_OP_{over,over,div,mul,minus}.
28 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
29 modulo instead of signed.
31 2010-01-20 DJ Delorie <dj@redhat.com>
33 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
35 (h8300_emit_stack_adjustment): Propogate it.
37 (h8300_expand_prologue): Likewise.
38 (h8300_expand_epilogue): Likewise.
40 2010-01-19 Michael Matz <matz@suse.de>
42 PR tree-optimization/41783
43 * tree-data-ref.c (toplevel): Include flags.h.
44 (dump_data_dependence_relation): Also dump the inputs if the
45 result will be unknown.
46 (split_constant_offset_1): Look through some conversions.
47 * tree-predcom.c (determine_roots_comp): Restart a new chain if
48 the offset from last element is too large.
49 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
50 (reassociate_to_the_same_stmt): Handle vector registers.
51 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
53 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
54 wide_prolog_niters argument, emit widening instructions.
55 (vect_do_peeling_for_alignment): Adjust caller, use widened
56 variant of the iteration cound.
57 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
59 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
62 * config/arm/neon-testgen.m (emit_automatics): New parameter
63 features. Adjust for Fixed_return_reg feature.
64 (test_intrinsic): Call emit_automatics with new feature.
65 * config/arm/neon.ml: Update copyright years.
66 (features): New Fixed_return_reg feature.
67 (ops): Update feature for Vget_low.
69 2010-01-19 Jakub Jelinek <jakub@redhat.com>
71 PR tree-optimization/42719
72 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
76 * fwprop.c (all_uses_available_at): Return false if def_set dest
77 is a REG that is used in def_insn.
79 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
81 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
83 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
86 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
88 * target.h (struct gcc_target) <secondary_reload>: Change type
89 of last argument to secondary_reload_info *.
91 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
94 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
95 memory references with unaligned offsets. Remove CQImode handling.
96 (unaligned_memory_operand): Return 1 for memory references with
97 unaligned offsets. Remove CQImode handling.
99 2010-01-18 Richard Guenther <rguenther@suse.de>
102 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
105 2010-01-18 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/42781
108 * tree-ssa-structalias.c (find_what_var_points_to): Skip
109 restrict processing only if the original variable was
112 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
114 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
115 find number of popped argument bytes.
117 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
118 Fix the text that describes the return value for invalid insns.
120 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
122 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
123 Clarify what 'cost of the -dependence' is. Fix quoting.
125 * toplev.c (default_get_pch_validity): Rename argument to "sz".
126 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
128 2010-01-17 Jakub Jelinek <jakub@redhat.com>
130 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
131 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
133 2010-01-17 Richard Guenther <rguenther@suse.de>
136 * function.c (split_complex_args): Take a VEC to modify.
137 (assign_parms_augmented_arg_list): Build a VEC instead of
138 a chain of PARM_DECLs.
139 (assign_parms_unsplit_complex): Take a VEC of arguments.
140 Do not fixup unmodified parms.
141 (assign_parms): Deal with the VEC.
142 (gimplify_parameters): Likewise.
144 2010-01-17 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
147 node existence check.
148 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
149 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
150 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
151 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
152 (gimple_execute_on_growing_pred): Likewise.
154 2010-01-17 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/42773
157 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
158 (compute_antic_aux): Likewise.
159 (compute_partial_antic_aux): Likewise.
161 2010-01-17 Jie Zhang <jie.zhang@analog.com>
164 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
167 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
169 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
172 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
173 Fix markup for strict argument.
175 (TARGET_SCHED_REORDER2): Fix argument types.
177 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
178 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
180 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
181 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
183 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
186 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
187 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
188 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
189 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
190 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
192 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
194 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
196 (TARGET_ASM_RELOC_RW_MASK): Add return type.
197 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
199 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
201 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
204 (TARGET_ASM_NAMED_SECTION): Fix argument list.
206 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
207 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
209 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
211 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
213 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
214 referring to it. Fix language.
216 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
218 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
220 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
222 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
224 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
225 '@var{stream}. Remove stray 'and'.
227 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
229 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
231 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
233 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
234 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
236 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
237 Fix description of return value.
238 Rename argument "sz" to "len."
240 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
241 Clarify meaning of 'true' return value.
243 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
245 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
246 rep_mode versus mode_rep.
248 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
250 (TARGET_BUILTIN_DECL): Fix name.
252 (TARGET_COMMUTATIVE_P): Fix type of first argument.
254 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
256 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
258 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
260 (TARGET_RELAXED_ORDERING): Use @deftypevr.
262 (TARGET_GET_DRAP_RTX): Note that this is a hook.
265 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
266 Rename argument tm_fn to md_fn.
268 (TARGET_OPTION_PRINT): Fix argument list.
270 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
273 * config/i386/i386.c (ix86_fixup_binary_operands):
274 Revert FMA4 fixup of operands.
276 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
279 * Makefile.in (write_entries_to_file, install-plugin):
280 Use \012 instead of \n with tr.
282 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
284 * configure.ac (HAVE_AS_REF): New C macro.
285 * configure: Regenerate.
286 * config.in: Likewise.
287 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
289 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
292 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
294 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
296 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
298 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
300 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
302 (TARGET_IN_SMALL_DATA_P): Fix argument type.
304 (TARGET_BINDS_LOCAL_P): Fix argument type.
306 (TARGET_ASM_FILE_END): Use prototype.
308 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
310 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
312 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
314 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
316 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
317 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
319 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
320 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
322 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
323 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
324 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
325 (TARGET_ADDR_SPACE_CONVERT): Likewise.
327 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
329 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
331 (TARGET_INIT_BUILTINS): Use prototype.
333 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
334 Put 'const char *' in braces. Fix parameter types.
335 (TARGET_INVALID_CONVERSION): Fix parameter types.
336 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
337 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
339 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
342 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
344 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
346 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
348 * doc/tm.texi (TARGET_HELP): Fix return type.
350 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
351 in braces. Fix argument types.
353 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
355 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
357 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
359 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
360 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
362 (TARGET_MANGLE_TYPE): Fix argument types.
364 (TARGET_IRA_COVER_CLASSES): Use prototype.
366 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
368 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
370 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
372 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
374 (TARGET_CALLEE_COPIES): Fix argument types.
376 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
378 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
380 (TARGET_FUNCTION_VALUE): Fix argument types.
382 (TARGET_RETURN_IN_MSB): Fix argument type.
384 (TARGET_RETURN_IN_MEMORY): Fix argument types.
386 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
388 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
390 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
391 agree with return type.
393 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
395 2010-01-15 Jing Yu <jingyu@google.com>
397 PR rtl-optimization/42691
398 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
399 a pseudo to a constant and are merged, and adjust comments.
401 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
403 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
405 2010-01-15 Richard Guenther <rguenther@suse.de>
408 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
409 labels of computed or non-local gotos to the destination.
410 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
411 landing pad label is the first label.
413 2010-01-15 Richard Guenther <rguenther@suse.de>
415 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
417 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
420 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
421 to allow generation of the xssqrtdp instruction on power7.
422 (sqrtdf2_fpr): Ditto.
424 2010-01-14 Jakub Jelinek <jakub@redhat.com>
427 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
428 functions with noreturn attribute.
431 * varasm.c (declare_weak): Add weak attribute to decl if it
432 doesn't have one already.
433 (assemble_external): Only add decls to weak_decls if they also
436 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
438 * var-tracking.c (var_reg_delete): Don't delete the association
439 between REGs and values or one-part variables if the register
442 2010-01-14 Jakub Jelinek <jakub@redhat.com>
445 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
446 because its first operand is a non-localized variable.
448 2010-01-14 Martin Jambor <mjambor@suse.cz>
450 PR tree-optimization/42706
451 * tree-sra.c (encountered_recursive_call): New variable.
452 (encountered_unchangable_recursive_call): Likewise.
453 (sra_initialize): Initialize both new variables.
454 (callsite_has_enough_arguments_p): New function.
455 (scan_function): Call decl and flags check only for IPA-SRA, check
456 whether there is a recursive call and whether it has enough arguments.
457 (all_callers_have_enough_arguments_p): New function.
458 (convert_callers): Look for recursive calls only when
459 encountered_recursive_call is set.
460 (ipa_early_sra): Bail out either if
461 !all_callers_have_enough_arguments_p or
462 encountered_unchangable_recursive_call.
464 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
466 * sel-sched.c: Add 2010 to copyright years.
467 * sel-sched-ir.c: Likewise.
468 * sel-sched-ir.h: Likewise.
470 2010-01-14 Martin Jambor <mjambor@suse.cz>
472 PR tree-optimization/42714
473 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
474 constructors specially.
476 2010-01-14 Andi Kleen <ak@linux.intel.com>
478 * config/i386/drivers-i386.c (detect_caches_intel):
479 Add l2sizekb parameter and fill in.
480 (host_detect_local_cpu): Add l2sizekb, fill in.
481 Add Atom small cache heuristic.
483 2010-01-14 Andi Kleen <ak@linux.intel.com>
485 * config/i386/drivers-i386.c (detect_caches_cpuid4):
486 Add level3 parameter and fill in.
487 (detect_caches_intel): Handle level3 cache.
489 2010-01-14 Andi Kleen <ak@linux.intel.com>
491 * config/i386/drivers-i386.c (host_detect_local_cpu):
492 Fix core duo detection.
494 2010-01-14 Andi Kleen <ak@linux.intel.com>
496 * config/i386/drivers-i386.c (host_detect_local_cpu):
499 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
501 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
502 (rs6000_variable_issue_1): this. Use...
503 (rs6000_variable_issue): here. Reimplement. Print debug info.
505 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
507 * sel-sched-ir.c (sel_restore_other_notes): Rename to
508 sel_restore_notes. Update all callers. Call reemit_notes
511 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
513 PR rtl-optimization/42246
514 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
517 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
519 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
520 all successors is the same as number of successors in current region.
522 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
524 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
525 to rename is not separable. Otherwise check that its LHS is not NULL.
527 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
529 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
531 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
533 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
534 available registers when failed to discover LHS register class.
535 Fix indentation. Update comment.
537 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
538 Alexander Monakov <amonakov@ispras.ru>
540 PR rtl-optimization/42389
541 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
543 (advance_state_on_fence): Likewise.
544 (sel_target_adjust_priority): Print debug output only when
545 sched_verbose >= 4, not 2.
546 (get_expr_cost): Do not issue all unique insns on the next cycle.
547 (fill_insns): Initialize can_issue_more from the value saved
549 * sel-sched-ir.c (flist_add): New parameter issue_more.
550 Init FENCE_ISSUE_MORE with it.
551 (merge_fences): Likewise.
552 (init_fences): Update call to flist_add.
553 (add_to_fences, add_clean_fence_to_fences)
554 (add_dirty_fence_to_fences): Likewise.
555 (move_fence_to_fences): Update call to merge_fences.
556 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
558 * sel-sched-ir.h (struct _fence): New field issue_more.
559 (FENCE_ISSUE_MORE): New accessor macro.
561 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
563 PR rtl-optimization/42388
564 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
565 that have no predecessors nor successors. Do not call move_bb_info
566 for empty blocks outside of current region.
568 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
570 PR rtl-optimization/42294
571 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
572 * sel-sched.c (move_exprs_to_boundary): Transitively add all
573 originators' originators.
575 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
577 PR rtl-optimization/39453
578 PR rtl-optimization/42246
579 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
581 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
583 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
584 Alexander Monakov <amonakov@ispras.ru>
587 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
588 (maybe_tidy_empty_bb): ... here. Make static. Add new
589 argument. Update all callers.
590 (tidy_control_flow): ... and here. Recompute topological order
591 of basic blocks in region if necessary.
592 (sel_redirect_edge_and_branch): Change return type. Return true
593 if topological order might have been invalidated.
594 (purge_empty_blocks): Export and move from...
595 * sel-sched.c (purge_empty_blocks): ... here.
596 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
597 (maybe_tidy_empty_bb): Delete prototype.
598 (purge_empty_blocks): Declare.
600 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
602 PR rtl-optimization/42249
603 * sel-sched.c (try_replace_dest_reg): When chosen register
604 and original register is the same, do not bail out early, but
605 still check all original insns for validity of replacing destination
606 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
609 2010-01-14 Jakub Jelinek <jakub@redhat.com>
612 Port from no-undefined-overflow branch:
613 2009-03-09 Richard Guenther <rguenther@suse.de>
615 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
617 2010-01-14 Richard Guenther <rguenther@suse.de>
620 * gimple.c (iterative_hash_gimple_type): Avoid hashing
623 2010-01-14 Ira Rosen <irar@il.ibm.com>
625 PR tree-optimization/42709
626 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
627 as scalar type in creation of constant vector operand.
629 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
632 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
633 (check-parallel-%): Match `testsuite' directory component only
636 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
639 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
642 2010-01-13 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/42730
645 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
648 2010-01-13 Steve Ellcey <sje@cup.hp.com>
651 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
652 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
655 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
657 * config/bfin/libgcc-bfin.ver: Regenerate based on current
658 libgcc-std.ver. Add entries for ___smulsi3_highpart and
661 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
662 rather than schedule_insns if the pass is enabled.
664 2010-01-13 Martin Jambor <mjambor@suse.cz>
666 PR tree-optimization/42704
667 * tree-sra.c (sra_modify_assign): Do not delete assignments to
670 2010-01-13 Martin Jambor <mjambor@suse.cz>
672 PR tree-optimization/42703
673 * tree-sra.c (analyze_access_subtree): Check that we can build a
674 reference to the original data within the aggregate.
676 2010-01-13 Richard Guenther <rguenther@suse.de>
678 PR tree-optimization/42705
679 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
682 2010-01-13 Richard Guenther <rguenther@suse.de>
685 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
687 2010-01-13 Jakub Jelinek <jakub@redhat.com>
690 * var-tracking.c (values_to_unmark): New variable.
691 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
692 values_to_unmark vector. Moved body to...
693 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
694 instead queue it into values_to_unmark vector.
695 (vt_find_locations): Free values_to_unmark vector.
697 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
699 * config/s390/s390.c (override_options): Set
700 default of max-pending-list-length to 256
702 2010-01-13 Richard Guenther <rguenther@suse.de>
705 * tree-pass.h (PROP_gimple_lcx): New.
706 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
707 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
708 before the final cleanup_eh.
709 (dump_properties): Dump PROP_gimple_lcx.
710 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
711 (tree_lower_complex_O0): Remove.
712 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
713 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
714 tree_lower_complex, schedule TODO_update_ssa.
715 * lto-streamer-out.c (output_function): Stream the functions
717 * lto-streamer-in.c (input_function): Likewise.
718 (lto_read_body): Do not override them here.
720 2010-01-12 Joseph Myers <joseph@codesourcery.com>
723 * c-typeck.c (build_c_cast): Fold value cast to union type before
724 wrapping it in a CONSTRUCTOR.
726 2010-01-12 Jakub Jelinek <jakub@redhat.com>
728 PR rtl-optimization/42699
729 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
732 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
734 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
735 SUBTARGET_WARN_UNUSED_SPEC): Move ...
736 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
737 SUBTARGET_WARN_UNUSED_SPEC): ... here
738 * config/mips/iris5.h (LIBGCC_SPEC): Define.
740 2010-01-12 Julian Brown <julian@codesourcery.com>
742 * config/arm/neon-schedgen.ml (Utils): Don't try to
744 (find_with_result): New.
746 2010-01-12 Jakub Jelinek <jakub@redhat.com>
749 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
750 sharing when canonicalizing ({lt,ge}u (plus a b) b).
752 PR tree-optimization/42645
753 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
754 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
755 decl_map, set processing_debug_stmt to -1 and return name without
758 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
760 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
761 binutils version, and reword target configuration description.
763 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
765 * config/avr/avr.h (LINKER_NAME): Remove.
767 2010-01-11 Janis Johnson <janis187@us.ibm.com>
770 * config/rs6000/rs6000.c (rs6000_override_options): On targets
771 that support VSX, warn for -mno-altivec if vsx is not disabled,
774 2010-01-11 Joseph Myers <joseph@codesourcery.com>
775 Shujing Zhao <pearly.zhao@oracle.com>
778 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
779 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
780 character between option name and help text.
781 * c.opt (imultilib): Likewise.
783 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
785 * lto-streamer-out.c (output_unreferenced_globals): Output static
788 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
790 PR rtl-optimization/42621
791 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
793 (duplicate_computed_gotos): Remove now-redundant check.
795 2010-01-10 Steve Ellcey <sje@cup.hp.com>
798 * configure.ac: Save and restore LDFLAGS and LIBS
799 * configure: Regenerate.
801 2010-01-10 Richard Guenther <rguenther@suse.de>
804 * builtins.c (fold_builtin_strlen): Add type argument and
805 convert the resulting length to it.
806 (fold_builtin_1): Adjust.
808 2010-01-09 Jakub Jelinek <jakub@redhat.com>
810 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
811 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
813 (num_insns_constant_wide): Adjust for that change.
815 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
818 * web.c (union_defs): Add used argument, to combine uses of
820 (entry_register): Adjust type and tests of used argument.
821 (web_main): Widen used for new use. Pass it to union_defs.
822 * df.h (union_defs): Adjust prototype.
824 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
827 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
828 uses in new incoming argument. Free body.
829 (reset_debug_uses_in_loop): New.
830 (analyze_insn_to_expand_var): Call the latter if the former found
831 anything. Fix whitespace. Reject invalid dest overlaps before
832 going through all insns in the loop.
834 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
837 * haifa-sched.c (dying_use_p): Debug insns don't count.
839 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
842 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
843 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
844 (verify_gimple_call): Reject LHS in noreturn calls.
846 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
850 * tree-vect-loop-manip.c (adjust_info): New type.
851 (adjust_vec): New pointer to vector.
852 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
853 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
854 (slpeel_update_phis_for_duplicate_loop): Use them.
855 (slpeel_update_phi_nodes_for_guard1): Likewise.
856 (slpeel_update_phi_nodes_for_guard2): Likewise.
857 (slpeel_tree_peel_loop_to_edge): Likewise.
858 (vect_update_ivs_after_vectorizer): Likewise.
860 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
862 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
863 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
865 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
867 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
868 bogus uninitialized warning.
870 2010-01-09 Richard Guenther <rguenther@suse.de>
873 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
874 the evolution is compatible with the initial condition.
876 2010-01-09 Jakub Jelinek <jakub@redhat.com>
878 * gcc.c (process_command): Update copyright notice dates.
879 * gcov.c (print_version): Likewise.
880 * gcov-dump.c (print_version): Likewise.
881 * mips-tfile.c (main): Likewise.
882 * mips-tdump.c (main): Likewise.
884 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
887 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
892 (rotlsi3_16): Delete.
893 (rotlsi3_24): Delete.
897 * config/avr/avr.c (avr_rotate_bytes): New function.
898 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
900 2010-01-08 Steve Ellcey <sje@cup.hp.com>
903 * configure.ac: Modify -rdynamic check.
904 * configure: Regenerate.
906 2010-01-08 DJ Delorie <dj@redhat.com>
908 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
909 register popping order.
911 2010-01-08 Richard Guenther <rguenther@suse.de>
914 * c.opt (fsigned-char): Also let LTO handle this option.
915 (funsigned-char): Likewise.
917 2010-01-07 Richard Guenther <rguenther@suse.de>
919 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
920 (gimple_op): Likewise.
921 (gimple_op_ptr): Likewise.
922 (gimple_assign_set_lhs): Remove gcc_assert.
923 (gimple_assign_set_rhs1): Likewise.
924 (gimple_assign_set_rhs2): Likewise.
925 (gimple_call_set_lhs): Likewise.
926 (gimple_call_set_fn): Likewise.
927 (gimple_call_set_fndecl): Likewise.
928 (gimple_call_fndecl): Likewise.
929 (gimple_call_return_type): Likewise.
930 (gimple_call_set_chain): Likewise.
931 (gimple_call_num_args): Likewise.
932 (gimple_call_set_arg): Likewise.
933 (gimple_cond_set_code): Likewise.
934 (gimple_cond_set_lhs): Likewise.
935 (gimple_cond_set_rhs): Likewise.
936 (gimple_cond_set_true_label): Likewise.
937 (gimple_cond_set_false_label): Likewise.
938 (gimple_label_set_label): Likewise.
939 (gimple_goto_set_dest): Likewise.
940 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
941 (gimple_debug_bind_get_value): Likewise.
942 (gimple_debug_bind_get_value_ptr): Likewise.
943 (gimple_debug_bind_set_var): Likewise.
944 (gimple_debug_bind_set_value): Likewise.
945 (gimple_debug_bind_reset_value): Likewise.
946 (gimple_debug_bind_has_value_p): Likewise.
947 (gimple_return_retval_ptr): Remove gcc_assert.
948 (gimple_return_retval): Likewise.
949 (gimple_return_set_retval): Likewise.
950 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
951 (safe_referenced_var_iterator): Remove.
952 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
953 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
954 (fill_referenced_var_vec): Remove.
955 (first_readonly_imm_use): Remove redundant gcc_assert.
956 (phi_arg_index_from_use): Combine gcc_asserts.
957 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
958 (first_imm_use_stmt): Remove redundant gcc_assert.
959 * tree-cfg.c (verify_gimple_call): Verify function and chain
960 operands. Verify arguments.
961 (verify_types_in_gimple_stmt): Verify condition code and labels.
963 2010-01-07 Richard Guenther <rguenther@suse.de>
965 PR tree-optimization/42641
966 * sese.c (rename_map_elt_info): Use the SSA name version, do
969 2010-01-07 Jakub Jelinek <jakub@redhat.com>
971 PR tree-optimization/42625
972 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
973 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
976 2010-01-07 Duncan Sands <baldrick@free.fr>
978 * Makefile.in (PLUGIN_HEADERS): Add version.h.
980 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
983 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
984 note itself is not function_invariant_p.
986 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
988 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
989 Do not add the DF_NOTE problem.
990 * store-motion.c (execute_rtl_store_motion): Likewise.
992 2010-01-07 Martin Jambor <mjambor@suse.cz>
994 PR tree-optimization/42157
995 * tree-sra.c (compare_access_positions): Stabilize sort if both
996 accesses have integer types, return zero immediately if they are the
999 2010-01-06 Richard Henderson <rth@redhat.com>
1002 * haifa-sched.c (add_to_note_list): Merge into ...
1003 (concat_note_lists): ... here, and ...
1004 (unlink_other_notes, rm_other_notes): Merge into...
1005 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1006 NOTE_INSN_EPILOGUE_BEG.
1008 2010-01-06 Richard Guenther <rguenther@suse.de>
1010 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1011 not inline regular functions into always-inline functions.
1013 2010-01-06 Nick Clifton <nickc@redhat.com>
1015 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1016 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1018 (OVERRIDE_OPTIONS): Delete.
1019 (OPTIMIZATION_OPTIONS): Define.
1020 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1021 * config/rx/rx.c (rx_handle_option): Issue an error message if
1022 -mcpu=rx200 and -fpu are used together.
1023 (rx_set_optimization_options): New function. Issue an error
1024 message if an optimization attribute attempts to reset the FPU/
1025 math optimization pairing.
1026 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1027 * config/rx/rx.opt: Set the default to 32-bit doubles.
1028 * config/rx/t-rx: Add multilibs for -nofpu option.
1029 * doc/invoke.texi: Update documentation of RX options.
1031 2010-01-06 Richard Guenther <rguenther@suse.de>
1033 * tree-ssa-pre.c (name_to_id): New global.
1034 (alloc_expression_id): Simplify SSA name handling.
1035 (lookup_expression_id): Likewise.
1036 (init_pre): Zero name_to_id.
1037 (fini_pre): Free it.
1039 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1041 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1043 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1046 * config/i386/sse.md (smaxv2di3): New.
1047 (umaxv2di3): Likewise.
1048 (sminv2di3): Likewise.
1049 (uminv2di3): Likewise.
1051 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1054 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1055 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1056 (legitimize_tls_address): Likewise.
1057 (sparc_tls_referenced_p): Likewise.
1058 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1059 and adjust calls to legitimize_pic_address.
1060 (legitimate_constant_p) Use sparc_tls_referenced_p.
1061 (legitimate_pic_operand_p): Likewise.
1062 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1063 (sparc_tls_symbol_ref_1): Delete.
1064 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1065 (legitimize_tls_address): Make static, handle CONST patterns.
1066 (legitimize_pic_address): Make static, remove unused parameter and
1067 adjust recursive calls.
1068 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1069 and adjust call to legitimize_pic_address.
1070 (sparc_output_mi_thunk): Likewise.
1072 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1073 H.J. Lu <hongjiu.lu@intel.com>
1076 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1077 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1078 operands to make them signed.
1081 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1084 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1085 GTU to GT for V4SI and V2DI.
1087 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1088 (umin<mode>3): Removed.
1090 (uminv4si3): Likewise.
1092 2010-01-05 Martin Jambor <mjambor@suse.cz>
1094 PR tree-optimization/42462
1095 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1096 current_function_decl to helper functions and macros.
1098 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * flags.h: Don't include real.h.
1102 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1103 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1104 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1105 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1106 * dominance.c: Update copyright.
1107 * gimple.c (walk_gimple_op): Remove inline.
1108 * tree-ssa-reassoc.c: Include real.h.
1109 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1110 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1112 2010-01-05 Nick Clifton <nickc@redhat.com>
1114 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1115 register to push into the stack frame when the accumulator has to
1116 be saved during interrupts.
1118 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1120 * doc/invoke.texi: Remove the documentation about option
1122 * common.opt (Wunreachable-code): Preserved for backward
1124 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1125 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1126 the backward compatibility flag section.
1128 2010-01-05 Richard Guenther <rguenther@suse.de>
1130 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1132 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1135 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1137 PR tree-optimization/42508
1138 * tree-sra.c (convert_callers): Check for recursive call
1139 by comparing cgraph nodes instead of decls.
1140 (modify_function): Call ipa_modify_formal_parameters also
1141 on all same_body aliases.
1143 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1144 cgraph nodes when checking for same_body aliases.
1146 2010-01-05 Richard Guenther <rguenther@suse.de>
1148 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1149 allocation and lookup.
1150 (get_or_alloc_expr_for_constant): Likewise.
1151 (phi_translate): Sink allocation.
1153 2010-01-04 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1156 a new entry only if needed.
1157 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1158 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1160 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1162 (phi_translate): Handle CONSTANTs early.
1164 2010-01-04 Martin Jambor <mjambor@suse.cz>
1166 PR tree-optimization/42398
1167 * tree-sra.c (struct access): Removed flag grp_different_types.
1168 (dump_access): Do not dump the removed flag.
1169 (sort_and_splice_var_accesses): Do not set the removed flag.
1170 (sra_modify_expr): Check for type compatibility directly.
1172 2010-01-04 Martin Jambor <mjambor@suse.cz>
1174 PR tree-optimization/42366
1175 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1176 edges with variable number of parameters.
1177 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1178 flag instead of asserting it.
1179 (ipa_read_node_info): Read uses_analysis_done flag.
1181 2010-01-04 Richard Guenther <rguenther@suse.de>
1183 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1184 iterative_hash_* as intended.
1185 (vn_reference_compute_hash): Likewise. Simplify hashing
1187 (vn_reference_lookup_2): Likewise.
1188 (vn_nary_op_compute_hash): Likewise.
1189 (vn_phi_compute_hash): Likewise.
1190 (expressions_equal_p): Remove strange code.
1191 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1192 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1193 (bitmap_insert_into_set_1): Take value-id as parameter.
1194 (add_to_value): Pass it.
1195 (bitmap_insert_into_set): Likewise.
1196 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1198 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1201 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1202 (do_self_spec): For switches with SWITCH_IGNORE set set also
1203 SWITCH_IGNORE_PERMANENTLY.
1204 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1207 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1209 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1210 tree of an unreferenced global var.
1212 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1215 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1216 GTU to GT for V4SI and V2DI.
1218 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1219 (umin<mode>3): Removed.
1221 (uminv4si3): Likewise.
1223 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1226 * collect2.c (main): Turn on trace in collect2 if -v is passed
1229 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1231 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1232 description of expression operand.
1234 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1236 * configure.ac: Add install-html to target_list for Make-hooks.
1237 * configure: Regenerate.
1238 * fortran/Make-lang.in (F95_HTMLFILES): New.
1239 (fortran.html): Use it.
1240 (fortran.install-html): New.
1241 * Makefile.in (install-html): Add lang.install-html.
1242 * java/Make-lang.in (JAVA_HTMLFILES): New.
1243 (java.html): Use it.
1244 (java.install-html): New.
1245 * objc/Make-lang.in (objc.install-html): New.
1246 * objcp/Make-lang.in (obj-c++.install-html): New.
1247 * cp/Make-lang.in (c++.install-html): New.
1248 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1249 * lto/Make-lang.in (lto.install-html): New.
1251 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1254 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1256 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1258 PR rtl-optimization/41862
1259 * store-motion.c (store_killed_in_insn, compute_store_table,
1260 remove_reachable_equiv_notes, replace_store_insn,
1261 build_store_vectors): Ignore all DEBUG_INSNs.
1263 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1266 * common.opt: Add dumpdir.
1268 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1270 (option_map): Add --dumpdir.
1272 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1274 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1276 * opts.c (decode_options): Try dump_dir_name first if
1277 dump_base_name isn't an absolute path.
1278 (common_handle_option): Handle OPT_dumpdir.
1280 * toplev.c (dump_dir_name): New.
1281 (print_switch_values): Also ignore -dumpdir.
1283 * toplev.h (dump_dir_name): New.
1285 2010-01-03 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/42589
1288 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1289 double-word expansion of bswap32.
1291 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1293 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1294 with BLOCK_FOR_INSN.
1295 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1296 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1297 noce_process_if_block): Likewise.
1298 * gcse.c (compute_local_properties, insert_expr_in_table,
1299 insert_set_in_table, canon_list_insert, find_avail_set,
1300 pre_insert_copy_insn): Likewise.
1302 * basic-block.h (BLOCK_NUM): Move from here...
1303 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1305 2010-01-03 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/42438
1308 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1309 contains_may_not_return_call flag.
1310 (BB_MAY_NOTRETURN): New.
1311 (valid_in_sets): Trapping nary operations are not valid
1312 in blocks that may not return.
1313 (insert_into_preds_of_block): Remove check for trapping
1315 (compute_avail): Compute also BB_MAY_NOTRETURN.
1317 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1319 * doc/invoke.texi: Add 2010 to copyright years.
1321 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1323 * config/sparc/sparc.c: Fix formatting nits.
1325 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1326 Alexander Monakov <amonakov@ispras.ru>
1328 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1330 2010-01-02 Richard Guenther <rguenther@suse.de>
1333 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1334 (simplify_switch_using_ranges): Mark to be removed edges
1337 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1339 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1341 * collect2.c (scan_libraries): Add missing argument in call to
1344 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1347 * config/alpha/predicates.md (aligned_memory_operand): Return false
1349 (unaligned_memory_operand): Return true for CQImode.
1350 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1351 doesn not cross aligned SImode word boundary.
1353 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1355 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1357 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1358 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1360 2010-01-02 Richard Guenther <rguenther@suse.de>
1363 * toplev.c (compile_file): Emit LTO marker properly. Change
1365 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1367 2010-01-01 Richard Guenther <rguenther@suse.de>
1370 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1372 2010-01-01 Richard Guenther <rguenther@suse.de>
1375 * c-decl.c (grokdeclarator): For zero-size arrays force
1376 structural equality checks as layout_type does.
1378 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1380 * builtins.c: Update copyright to 2010.
1382 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1385 * lto-streamer-out.c (produce_asm): Revert the last change.
1386 (copy_function): Likewise.
1388 * lto-streamer.c (lto_get_section_name): Skip any leading
1391 2010-01-01 Richard Guenther <rguenther@suse.de>
1394 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1398 Copyright (C) 2010 Free Software Foundation, Inc.
1400 Copying and distribution of this file, with or without modification,
1401 are permitted in any medium without royalty provided the copyright
1402 notice and this notice are preserved.