1 2010-01-21 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (negate_expr_p): Pretend only negative
5 real constants are easily negatable.
7 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8 Jason Merrill <jason@redhat.com>
10 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
11 (TYPE_TRANSPARENT_AGGR): this, for union and record.
12 * calls.c (initialize argument_information): Handle it.
13 * c-common.c (handle_transparent_union_attribute): Use new name.
14 * c-decl.c (finish_struct): Ditto.
15 * c-typeck.c (type_lists_compatible_p): Ditto.
16 (convert_for_assignment): Use new name and also handle record.
17 * function.c (aggregate_value_p): Handle it.
18 (pass_by_reference): Ditto.
19 (assign_parm_data_types): Ditto.
20 * print-tree.c (print_node): Ditto.
21 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
22 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
23 * tree.c (first_field): New fn.
25 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
29 even when linking statically, for now.
31 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
34 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
36 (count_uses): Accept MO_VAL_SET with no val on stores.
37 (add_stores): Likewise.
39 2010-01-20 Jakub Jelinek <jakub@redhat.com>
41 * var-tracking.c (check_value_val): Add a compile time assertion.
42 (dv_is_decl_p): Simplify.
43 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
44 gcc_assert if ENABLE_CHECKING.
46 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
49 * var-tracking.c: Include tree-flow.h.
50 (mem_dies_at_call): New.
51 (dataflow_set_preserve_mem_locs): Use it.
52 (dataflow_set_remove_mem_locs): Likewise.
53 (dump_var): Renamed from dump_variable. Adjust all callers.
54 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
55 * Makefile.in (var-tracking.o): Adjust deps.
57 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
59 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
61 2010-01-20 Richard Guenther <rguenther@suse.de>
63 PR tree-optimization/42717
64 * tree-ssa-dce.c (get_live_post_dom): Remove.
65 (forward_edge_to_pdom): Take an arbitrary edge to copy
66 degenerate PHI args from.
67 (remove_dead_stmt): Use the first post-dominator even if it
68 does not contain live statements as redirection destination.
70 2010-01-20 Richard Guenther <rguenther@suse.de>
72 * tree-inline.c (estimate_num_insns): Handle EH builtins.
74 2010-01-20 Jakub Jelinek <jakub@redhat.com>
76 * sel-sched.c (create_speculation_check): Remove set but not used
78 (try_transformation_cache): Remove set but not used variable ds.
79 (calculate_privileged_insns): Remove set but not used variables
80 cur_insn and min_spec_insn.
81 (find_best_expr): Remove set but not used variable avail_n.
82 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
84 * cgraphunit.c (assemble_thunk): Remove set but not used variable
86 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
87 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
90 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
93 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
94 cpu types. Add support for *-sse3 cpu types.
97 2010-01-20 Jakub Jelinek <jakub@redhat.com>
100 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
101 argument, call initializer_constant_valid_p_1 instead of
102 initializer_constant_valid_p, pass CACHE to it, return NULL
103 immediately if first call returns NULL.
104 (initializer_constant_valid_p_1): New function.
105 (initializer_constant_valid_p): Use it.
107 2010-01-20 Thomas Quinot <quinot@adacore.com>
109 * tree.def (PLACEHOLDER_EXPR): Fix comment.
111 2010-01-20 Jakub Jelinek <jakub@redhat.com>
113 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
114 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
115 (loc_list_from_tree): Don't handle unsigned division. Handle
116 signed modulo using DW_OP_{over,over,div,mul,minus}.
117 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
118 modulo instead of signed.
120 2010-01-20 DJ Delorie <dj@redhat.com>
122 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
124 (h8300_emit_stack_adjustment): Propogate it.
126 (h8300_expand_prologue): Likewise.
127 (h8300_expand_epilogue): Likewise.
129 2010-01-19 Michael Matz <matz@suse.de>
131 PR tree-optimization/41783
132 * tree-data-ref.c (toplevel): Include flags.h.
133 (dump_data_dependence_relation): Also dump the inputs if the
134 result will be unknown.
135 (split_constant_offset_1): Look through some conversions.
136 * tree-predcom.c (determine_roots_comp): Restart a new chain if
137 the offset from last element is too large.
138 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
139 (reassociate_to_the_same_stmt): Handle vector registers.
140 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
142 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
143 wide_prolog_niters argument, emit widening instructions.
144 (vect_do_peeling_for_alignment): Adjust caller, use widened
145 variant of the iteration cound.
146 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
148 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
151 * config/arm/neon-testgen.m (emit_automatics): New parameter
152 features. Adjust for Fixed_return_reg feature.
153 (test_intrinsic): Call emit_automatics with new feature.
154 * config/arm/neon.ml: Update copyright years.
155 (features): New Fixed_return_reg feature.
156 (ops): Update feature for Vget_low.
158 2010-01-19 Jakub Jelinek <jakub@redhat.com>
160 PR tree-optimization/42719
161 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
165 * fwprop.c (all_uses_available_at): Return false if def_set dest
166 is a REG that is used in def_insn.
168 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
170 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
172 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
175 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
177 * target.h (struct gcc_target) <secondary_reload>: Change type
178 of last argument to secondary_reload_info *.
180 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
183 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
184 memory references with unaligned offsets. Remove CQImode handling.
185 (unaligned_memory_operand): Return 1 for memory references with
186 unaligned offsets. Remove CQImode handling.
188 2010-01-18 Richard Guenther <rguenther@suse.de>
191 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
194 2010-01-18 Richard Guenther <rguenther@suse.de>
196 PR tree-optimization/42781
197 * tree-ssa-structalias.c (find_what_var_points_to): Skip
198 restrict processing only if the original variable was
201 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
203 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
204 find number of popped argument bytes.
206 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
207 Fix the text that describes the return value for invalid insns.
209 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
211 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
212 Clarify what 'cost of the -dependence' is. Fix quoting.
214 * toplev.c (default_get_pch_validity): Rename argument to "sz".
215 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
217 2010-01-17 Jakub Jelinek <jakub@redhat.com>
219 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
220 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
222 2010-01-17 Richard Guenther <rguenther@suse.de>
225 * function.c (split_complex_args): Take a VEC to modify.
226 (assign_parms_augmented_arg_list): Build a VEC instead of
227 a chain of PARM_DECLs.
228 (assign_parms_unsplit_complex): Take a VEC of arguments.
229 Do not fixup unmodified parms.
230 (assign_parms): Deal with the VEC.
231 (gimplify_parameters): Likewise.
233 2010-01-17 Richard Guenther <rguenther@suse.de>
235 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
236 node existence check.
237 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
238 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
239 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
240 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
241 (gimple_execute_on_growing_pred): Likewise.
243 2010-01-17 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/42773
246 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
247 (compute_antic_aux): Likewise.
248 (compute_partial_antic_aux): Likewise.
250 2010-01-17 Jie Zhang <jie.zhang@analog.com>
253 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
256 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
258 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
261 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
262 Fix markup for strict argument.
264 (TARGET_SCHED_REORDER2): Fix argument types.
266 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
267 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
269 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
270 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
272 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
275 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
276 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
277 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
278 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
279 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
281 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
283 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
285 (TARGET_ASM_RELOC_RW_MASK): Add return type.
286 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
288 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
290 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
293 (TARGET_ASM_NAMED_SECTION): Fix argument list.
295 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
296 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
298 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
300 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
302 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
303 referring to it. Fix language.
305 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
307 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
309 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
311 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
313 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
314 '@var{stream}. Remove stray 'and'.
316 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
318 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
320 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
322 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
323 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
325 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
326 Fix description of return value.
327 Rename argument "sz" to "len."
329 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
330 Clarify meaning of 'true' return value.
332 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
334 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
335 rep_mode versus mode_rep.
337 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
339 (TARGET_BUILTIN_DECL): Fix name.
341 (TARGET_COMMUTATIVE_P): Fix type of first argument.
343 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
345 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
347 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
349 (TARGET_RELAXED_ORDERING): Use @deftypevr.
351 (TARGET_GET_DRAP_RTX): Note that this is a hook.
354 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
355 Rename argument tm_fn to md_fn.
357 (TARGET_OPTION_PRINT): Fix argument list.
359 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
362 * config/i386/i386.c (ix86_fixup_binary_operands):
363 Revert FMA4 fixup of operands.
365 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
368 * Makefile.in (write_entries_to_file, install-plugin):
369 Use \012 instead of \n with tr.
371 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
373 * configure.ac (HAVE_AS_REF): New C macro.
374 * configure: Regenerate.
375 * config.in: Likewise.
376 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
378 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
381 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
383 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
385 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
387 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
389 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
391 (TARGET_IN_SMALL_DATA_P): Fix argument type.
393 (TARGET_BINDS_LOCAL_P): Fix argument type.
395 (TARGET_ASM_FILE_END): Use prototype.
397 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
399 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
401 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
403 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
405 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
406 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
408 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
409 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
411 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
412 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
413 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
414 (TARGET_ADDR_SPACE_CONVERT): Likewise.
416 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
418 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
420 (TARGET_INIT_BUILTINS): Use prototype.
422 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
423 Put 'const char *' in braces. Fix parameter types.
424 (TARGET_INVALID_CONVERSION): Fix parameter types.
425 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
426 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
428 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
431 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
433 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
435 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
437 * doc/tm.texi (TARGET_HELP): Fix return type.
439 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
440 in braces. Fix argument types.
442 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
444 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
446 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
448 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
449 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
451 (TARGET_MANGLE_TYPE): Fix argument types.
453 (TARGET_IRA_COVER_CLASSES): Use prototype.
455 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
457 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
459 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
461 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
463 (TARGET_CALLEE_COPIES): Fix argument types.
465 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
467 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
469 (TARGET_FUNCTION_VALUE): Fix argument types.
471 (TARGET_RETURN_IN_MSB): Fix argument type.
473 (TARGET_RETURN_IN_MEMORY): Fix argument types.
475 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
477 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
479 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
480 agree with return type.
482 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
484 2010-01-15 Jing Yu <jingyu@google.com>
486 PR rtl-optimization/42691
487 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
488 a pseudo to a constant and are merged, and adjust comments.
490 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
492 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
494 2010-01-15 Richard Guenther <rguenther@suse.de>
497 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
498 labels of computed or non-local gotos to the destination.
499 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
500 landing pad label is the first label.
502 2010-01-15 Richard Guenther <rguenther@suse.de>
504 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
506 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
509 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
510 to allow generation of the xssqrtdp instruction on power7.
511 (sqrtdf2_fpr): Ditto.
513 2010-01-14 Jakub Jelinek <jakub@redhat.com>
516 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
517 functions with noreturn attribute.
520 * varasm.c (declare_weak): Add weak attribute to decl if it
521 doesn't have one already.
522 (assemble_external): Only add decls to weak_decls if they also
525 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
527 * var-tracking.c (var_reg_delete): Don't delete the association
528 between REGs and values or one-part variables if the register
531 2010-01-14 Jakub Jelinek <jakub@redhat.com>
534 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
535 because its first operand is a non-localized variable.
537 2010-01-14 Martin Jambor <mjambor@suse.cz>
539 PR tree-optimization/42706
540 * tree-sra.c (encountered_recursive_call): New variable.
541 (encountered_unchangable_recursive_call): Likewise.
542 (sra_initialize): Initialize both new variables.
543 (callsite_has_enough_arguments_p): New function.
544 (scan_function): Call decl and flags check only for IPA-SRA, check
545 whether there is a recursive call and whether it has enough arguments.
546 (all_callers_have_enough_arguments_p): New function.
547 (convert_callers): Look for recursive calls only when
548 encountered_recursive_call is set.
549 (ipa_early_sra): Bail out either if
550 !all_callers_have_enough_arguments_p or
551 encountered_unchangable_recursive_call.
553 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
555 * sel-sched.c: Add 2010 to copyright years.
556 * sel-sched-ir.c: Likewise.
557 * sel-sched-ir.h: Likewise.
559 2010-01-14 Martin Jambor <mjambor@suse.cz>
561 PR tree-optimization/42714
562 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
563 constructors specially.
565 2010-01-14 Andi Kleen <ak@linux.intel.com>
567 * config/i386/drivers-i386.c (detect_caches_intel):
568 Add l2sizekb parameter and fill in.
569 (host_detect_local_cpu): Add l2sizekb, fill in.
570 Add Atom small cache heuristic.
572 2010-01-14 Andi Kleen <ak@linux.intel.com>
574 * config/i386/drivers-i386.c (detect_caches_cpuid4):
575 Add level3 parameter and fill in.
576 (detect_caches_intel): Handle level3 cache.
578 2010-01-14 Andi Kleen <ak@linux.intel.com>
580 * config/i386/drivers-i386.c (host_detect_local_cpu):
581 Fix core duo detection.
583 2010-01-14 Andi Kleen <ak@linux.intel.com>
585 * config/i386/drivers-i386.c (host_detect_local_cpu):
588 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
590 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
591 (rs6000_variable_issue_1): this. Use...
592 (rs6000_variable_issue): here. Reimplement. Print debug info.
594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
596 * sel-sched-ir.c (sel_restore_other_notes): Rename to
597 sel_restore_notes. Update all callers. Call reemit_notes
600 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
602 PR rtl-optimization/42246
603 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
606 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
608 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
609 all successors is the same as number of successors in current region.
611 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
613 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
614 to rename is not separable. Otherwise check that its LHS is not NULL.
616 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
618 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
620 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
622 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
623 available registers when failed to discover LHS register class.
624 Fix indentation. Update comment.
626 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
627 Alexander Monakov <amonakov@ispras.ru>
629 PR rtl-optimization/42389
630 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
632 (advance_state_on_fence): Likewise.
633 (sel_target_adjust_priority): Print debug output only when
634 sched_verbose >= 4, not 2.
635 (get_expr_cost): Do not issue all unique insns on the next cycle.
636 (fill_insns): Initialize can_issue_more from the value saved
638 * sel-sched-ir.c (flist_add): New parameter issue_more.
639 Init FENCE_ISSUE_MORE with it.
640 (merge_fences): Likewise.
641 (init_fences): Update call to flist_add.
642 (add_to_fences, add_clean_fence_to_fences)
643 (add_dirty_fence_to_fences): Likewise.
644 (move_fence_to_fences): Update call to merge_fences.
645 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
647 * sel-sched-ir.h (struct _fence): New field issue_more.
648 (FENCE_ISSUE_MORE): New accessor macro.
650 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
652 PR rtl-optimization/42388
653 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
654 that have no predecessors nor successors. Do not call move_bb_info
655 for empty blocks outside of current region.
657 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
659 PR rtl-optimization/42294
660 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
661 * sel-sched.c (move_exprs_to_boundary): Transitively add all
662 originators' originators.
664 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
666 PR rtl-optimization/39453
667 PR rtl-optimization/42246
668 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
670 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
672 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
673 Alexander Monakov <amonakov@ispras.ru>
676 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
677 (maybe_tidy_empty_bb): ... here. Make static. Add new
678 argument. Update all callers.
679 (tidy_control_flow): ... and here. Recompute topological order
680 of basic blocks in region if necessary.
681 (sel_redirect_edge_and_branch): Change return type. Return true
682 if topological order might have been invalidated.
683 (purge_empty_blocks): Export and move from...
684 * sel-sched.c (purge_empty_blocks): ... here.
685 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
686 (maybe_tidy_empty_bb): Delete prototype.
687 (purge_empty_blocks): Declare.
689 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
691 PR rtl-optimization/42249
692 * sel-sched.c (try_replace_dest_reg): When chosen register
693 and original register is the same, do not bail out early, but
694 still check all original insns for validity of replacing destination
695 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
698 2010-01-14 Jakub Jelinek <jakub@redhat.com>
701 Port from no-undefined-overflow branch:
702 2009-03-09 Richard Guenther <rguenther@suse.de>
704 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
706 2010-01-14 Richard Guenther <rguenther@suse.de>
709 * gimple.c (iterative_hash_gimple_type): Avoid hashing
712 2010-01-14 Ira Rosen <irar@il.ibm.com>
714 PR tree-optimization/42709
715 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
716 as scalar type in creation of constant vector operand.
718 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
721 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
722 (check-parallel-%): Match `testsuite' directory component only
725 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
728 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
731 2010-01-13 Richard Guenther <rguenther@suse.de>
733 PR tree-optimization/42730
734 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
737 2010-01-13 Steve Ellcey <sje@cup.hp.com>
740 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
741 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
744 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
746 * config/bfin/libgcc-bfin.ver: Regenerate based on current
747 libgcc-std.ver. Add entries for ___smulsi3_highpart and
750 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
751 rather than schedule_insns if the pass is enabled.
753 2010-01-13 Martin Jambor <mjambor@suse.cz>
755 PR tree-optimization/42704
756 * tree-sra.c (sra_modify_assign): Do not delete assignments to
759 2010-01-13 Martin Jambor <mjambor@suse.cz>
761 PR tree-optimization/42703
762 * tree-sra.c (analyze_access_subtree): Check that we can build a
763 reference to the original data within the aggregate.
765 2010-01-13 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/42705
768 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
771 2010-01-13 Richard Guenther <rguenther@suse.de>
774 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
776 2010-01-13 Jakub Jelinek <jakub@redhat.com>
779 * var-tracking.c (values_to_unmark): New variable.
780 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
781 values_to_unmark vector. Moved body to...
782 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
783 instead queue it into values_to_unmark vector.
784 (vt_find_locations): Free values_to_unmark vector.
786 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
788 * config/s390/s390.c (override_options): Set
789 default of max-pending-list-length to 256
791 2010-01-13 Richard Guenther <rguenther@suse.de>
794 * tree-pass.h (PROP_gimple_lcx): New.
795 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
796 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
797 before the final cleanup_eh.
798 (dump_properties): Dump PROP_gimple_lcx.
799 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
800 (tree_lower_complex_O0): Remove.
801 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
802 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
803 tree_lower_complex, schedule TODO_update_ssa.
804 * lto-streamer-out.c (output_function): Stream the functions
806 * lto-streamer-in.c (input_function): Likewise.
807 (lto_read_body): Do not override them here.
809 2010-01-12 Joseph Myers <joseph@codesourcery.com>
812 * c-typeck.c (build_c_cast): Fold value cast to union type before
813 wrapping it in a CONSTRUCTOR.
815 2010-01-12 Jakub Jelinek <jakub@redhat.com>
817 PR rtl-optimization/42699
818 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
821 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
823 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
824 SUBTARGET_WARN_UNUSED_SPEC): Move ...
825 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
826 SUBTARGET_WARN_UNUSED_SPEC): ... here
827 * config/mips/iris5.h (LIBGCC_SPEC): Define.
829 2010-01-12 Julian Brown <julian@codesourcery.com>
831 * config/arm/neon-schedgen.ml (Utils): Don't try to
833 (find_with_result): New.
835 2010-01-12 Jakub Jelinek <jakub@redhat.com>
838 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
839 sharing when canonicalizing ({lt,ge}u (plus a b) b).
841 PR tree-optimization/42645
842 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
843 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
844 decl_map, set processing_debug_stmt to -1 and return name without
847 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
849 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
850 binutils version, and reword target configuration description.
852 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
854 * config/avr/avr.h (LINKER_NAME): Remove.
856 2010-01-11 Janis Johnson <janis187@us.ibm.com>
859 * config/rs6000/rs6000.c (rs6000_override_options): On targets
860 that support VSX, warn for -mno-altivec if vsx is not disabled,
863 2010-01-11 Joseph Myers <joseph@codesourcery.com>
864 Shujing Zhao <pearly.zhao@oracle.com>
867 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
868 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
869 character between option name and help text.
870 * c.opt (imultilib): Likewise.
872 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
874 * lto-streamer-out.c (output_unreferenced_globals): Output static
877 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
879 PR rtl-optimization/42621
880 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
882 (duplicate_computed_gotos): Remove now-redundant check.
884 2010-01-10 Steve Ellcey <sje@cup.hp.com>
887 * configure.ac: Save and restore LDFLAGS and LIBS
888 * configure: Regenerate.
890 2010-01-10 Richard Guenther <rguenther@suse.de>
893 * builtins.c (fold_builtin_strlen): Add type argument and
894 convert the resulting length to it.
895 (fold_builtin_1): Adjust.
897 2010-01-09 Jakub Jelinek <jakub@redhat.com>
899 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
900 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
902 (num_insns_constant_wide): Adjust for that change.
904 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
907 * web.c (union_defs): Add used argument, to combine uses of
909 (entry_register): Adjust type and tests of used argument.
910 (web_main): Widen used for new use. Pass it to union_defs.
911 * df.h (union_defs): Adjust prototype.
913 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
916 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
917 uses in new incoming argument. Free body.
918 (reset_debug_uses_in_loop): New.
919 (analyze_insn_to_expand_var): Call the latter if the former found
920 anything. Fix whitespace. Reject invalid dest overlaps before
921 going through all insns in the loop.
923 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
926 * haifa-sched.c (dying_use_p): Debug insns don't count.
928 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
931 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
932 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
933 (verify_gimple_call): Reject LHS in noreturn calls.
935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
939 * tree-vect-loop-manip.c (adjust_info): New type.
940 (adjust_vec): New pointer to vector.
941 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
942 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
943 (slpeel_update_phis_for_duplicate_loop): Use them.
944 (slpeel_update_phi_nodes_for_guard1): Likewise.
945 (slpeel_update_phi_nodes_for_guard2): Likewise.
946 (slpeel_tree_peel_loop_to_edge): Likewise.
947 (vect_update_ivs_after_vectorizer): Likewise.
949 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
951 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
952 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
954 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
956 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
957 bogus uninitialized warning.
959 2010-01-09 Richard Guenther <rguenther@suse.de>
962 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
963 the evolution is compatible with the initial condition.
965 2010-01-09 Jakub Jelinek <jakub@redhat.com>
967 * gcc.c (process_command): Update copyright notice dates.
968 * gcov.c (print_version): Likewise.
969 * gcov-dump.c (print_version): Likewise.
970 * mips-tfile.c (main): Likewise.
971 * mips-tdump.c (main): Likewise.
973 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
976 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
981 (rotlsi3_16): Delete.
982 (rotlsi3_24): Delete.
986 * config/avr/avr.c (avr_rotate_bytes): New function.
987 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
989 2010-01-08 Steve Ellcey <sje@cup.hp.com>
992 * configure.ac: Modify -rdynamic check.
993 * configure: Regenerate.
995 2010-01-08 DJ Delorie <dj@redhat.com>
997 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
998 register popping order.
1000 2010-01-08 Richard Guenther <rguenther@suse.de>
1003 * c.opt (fsigned-char): Also let LTO handle this option.
1004 (funsigned-char): Likewise.
1006 2010-01-07 Richard Guenther <rguenther@suse.de>
1008 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1009 (gimple_op): Likewise.
1010 (gimple_op_ptr): Likewise.
1011 (gimple_assign_set_lhs): Remove gcc_assert.
1012 (gimple_assign_set_rhs1): Likewise.
1013 (gimple_assign_set_rhs2): Likewise.
1014 (gimple_call_set_lhs): Likewise.
1015 (gimple_call_set_fn): Likewise.
1016 (gimple_call_set_fndecl): Likewise.
1017 (gimple_call_fndecl): Likewise.
1018 (gimple_call_return_type): Likewise.
1019 (gimple_call_set_chain): Likewise.
1020 (gimple_call_num_args): Likewise.
1021 (gimple_call_set_arg): Likewise.
1022 (gimple_cond_set_code): Likewise.
1023 (gimple_cond_set_lhs): Likewise.
1024 (gimple_cond_set_rhs): Likewise.
1025 (gimple_cond_set_true_label): Likewise.
1026 (gimple_cond_set_false_label): Likewise.
1027 (gimple_label_set_label): Likewise.
1028 (gimple_goto_set_dest): Likewise.
1029 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1030 (gimple_debug_bind_get_value): Likewise.
1031 (gimple_debug_bind_get_value_ptr): Likewise.
1032 (gimple_debug_bind_set_var): Likewise.
1033 (gimple_debug_bind_set_value): Likewise.
1034 (gimple_debug_bind_reset_value): Likewise.
1035 (gimple_debug_bind_has_value_p): Likewise.
1036 (gimple_return_retval_ptr): Remove gcc_assert.
1037 (gimple_return_retval): Likewise.
1038 (gimple_return_set_retval): Likewise.
1039 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1040 (safe_referenced_var_iterator): Remove.
1041 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1042 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1043 (fill_referenced_var_vec): Remove.
1044 (first_readonly_imm_use): Remove redundant gcc_assert.
1045 (phi_arg_index_from_use): Combine gcc_asserts.
1046 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1047 (first_imm_use_stmt): Remove redundant gcc_assert.
1048 * tree-cfg.c (verify_gimple_call): Verify function and chain
1049 operands. Verify arguments.
1050 (verify_types_in_gimple_stmt): Verify condition code and labels.
1052 2010-01-07 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/42641
1055 * sese.c (rename_map_elt_info): Use the SSA name version, do
1058 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1060 PR tree-optimization/42625
1061 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1062 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1065 2010-01-07 Duncan Sands <baldrick@free.fr>
1067 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1069 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1072 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1073 note itself is not function_invariant_p.
1075 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1077 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1078 Do not add the DF_NOTE problem.
1079 * store-motion.c (execute_rtl_store_motion): Likewise.
1081 2010-01-07 Martin Jambor <mjambor@suse.cz>
1083 PR tree-optimization/42157
1084 * tree-sra.c (compare_access_positions): Stabilize sort if both
1085 accesses have integer types, return zero immediately if they are the
1088 2010-01-06 Richard Henderson <rth@redhat.com>
1091 * haifa-sched.c (add_to_note_list): Merge into ...
1092 (concat_note_lists): ... here, and ...
1093 (unlink_other_notes, rm_other_notes): Merge into...
1094 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1095 NOTE_INSN_EPILOGUE_BEG.
1097 2010-01-06 Richard Guenther <rguenther@suse.de>
1099 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1100 not inline regular functions into always-inline functions.
1102 2010-01-06 Nick Clifton <nickc@redhat.com>
1104 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1105 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1107 (OVERRIDE_OPTIONS): Delete.
1108 (OPTIMIZATION_OPTIONS): Define.
1109 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1110 * config/rx/rx.c (rx_handle_option): Issue an error message if
1111 -mcpu=rx200 and -fpu are used together.
1112 (rx_set_optimization_options): New function. Issue an error
1113 message if an optimization attribute attempts to reset the FPU/
1114 math optimization pairing.
1115 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1116 * config/rx/rx.opt: Set the default to 32-bit doubles.
1117 * config/rx/t-rx: Add multilibs for -nofpu option.
1118 * doc/invoke.texi: Update documentation of RX options.
1120 2010-01-06 Richard Guenther <rguenther@suse.de>
1122 * tree-ssa-pre.c (name_to_id): New global.
1123 (alloc_expression_id): Simplify SSA name handling.
1124 (lookup_expression_id): Likewise.
1125 (init_pre): Zero name_to_id.
1126 (fini_pre): Free it.
1128 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1130 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1132 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1135 * config/i386/sse.md (smaxv2di3): New.
1136 (umaxv2di3): Likewise.
1137 (sminv2di3): Likewise.
1138 (uminv2di3): Likewise.
1140 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1143 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1144 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1145 (legitimize_tls_address): Likewise.
1146 (sparc_tls_referenced_p): Likewise.
1147 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1148 and adjust calls to legitimize_pic_address.
1149 (legitimate_constant_p) Use sparc_tls_referenced_p.
1150 (legitimate_pic_operand_p): Likewise.
1151 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1152 (sparc_tls_symbol_ref_1): Delete.
1153 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1154 (legitimize_tls_address): Make static, handle CONST patterns.
1155 (legitimize_pic_address): Make static, remove unused parameter and
1156 adjust recursive calls.
1157 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1158 and adjust call to legitimize_pic_address.
1159 (sparc_output_mi_thunk): Likewise.
1161 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1162 H.J. Lu <hongjiu.lu@intel.com>
1165 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1166 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1167 operands to make them signed.
1170 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1173 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1174 GTU to GT for V4SI and V2DI.
1176 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1177 (umin<mode>3): Removed.
1179 (uminv4si3): Likewise.
1181 2010-01-05 Martin Jambor <mjambor@suse.cz>
1183 PR tree-optimization/42462
1184 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1185 current_function_decl to helper functions and macros.
1187 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1190 * flags.h: Don't include real.h.
1191 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1192 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1193 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1194 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1195 * dominance.c: Update copyright.
1196 * gimple.c (walk_gimple_op): Remove inline.
1197 * tree-ssa-reassoc.c: Include real.h.
1198 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1199 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1201 2010-01-05 Nick Clifton <nickc@redhat.com>
1203 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1204 register to push into the stack frame when the accumulator has to
1205 be saved during interrupts.
1207 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1209 * doc/invoke.texi: Remove the documentation about option
1211 * common.opt (Wunreachable-code): Preserved for backward
1213 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1214 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1215 the backward compatibility flag section.
1217 2010-01-05 Richard Guenther <rguenther@suse.de>
1219 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1221 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1224 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1226 PR tree-optimization/42508
1227 * tree-sra.c (convert_callers): Check for recursive call
1228 by comparing cgraph nodes instead of decls.
1229 (modify_function): Call ipa_modify_formal_parameters also
1230 on all same_body aliases.
1232 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1233 cgraph nodes when checking for same_body aliases.
1235 2010-01-05 Richard Guenther <rguenther@suse.de>
1237 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1238 allocation and lookup.
1239 (get_or_alloc_expr_for_constant): Likewise.
1240 (phi_translate): Sink allocation.
1242 2010-01-04 Richard Guenther <rguenther@suse.de>
1244 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1245 a new entry only if needed.
1246 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1247 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1249 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1251 (phi_translate): Handle CONSTANTs early.
1253 2010-01-04 Martin Jambor <mjambor@suse.cz>
1255 PR tree-optimization/42398
1256 * tree-sra.c (struct access): Removed flag grp_different_types.
1257 (dump_access): Do not dump the removed flag.
1258 (sort_and_splice_var_accesses): Do not set the removed flag.
1259 (sra_modify_expr): Check for type compatibility directly.
1261 2010-01-04 Martin Jambor <mjambor@suse.cz>
1263 PR tree-optimization/42366
1264 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1265 edges with variable number of parameters.
1266 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1267 flag instead of asserting it.
1268 (ipa_read_node_info): Read uses_analysis_done flag.
1270 2010-01-04 Richard Guenther <rguenther@suse.de>
1272 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1273 iterative_hash_* as intended.
1274 (vn_reference_compute_hash): Likewise. Simplify hashing
1276 (vn_reference_lookup_2): Likewise.
1277 (vn_nary_op_compute_hash): Likewise.
1278 (vn_phi_compute_hash): Likewise.
1279 (expressions_equal_p): Remove strange code.
1280 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1281 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1282 (bitmap_insert_into_set_1): Take value-id as parameter.
1283 (add_to_value): Pass it.
1284 (bitmap_insert_into_set): Likewise.
1285 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1287 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1290 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1291 (do_self_spec): For switches with SWITCH_IGNORE set set also
1292 SWITCH_IGNORE_PERMANENTLY.
1293 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1296 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1298 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1299 tree of an unreferenced global var.
1301 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1304 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1305 GTU to GT for V4SI and V2DI.
1307 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1308 (umin<mode>3): Removed.
1310 (uminv4si3): Likewise.
1312 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1315 * collect2.c (main): Turn on trace in collect2 if -v is passed
1318 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1320 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1321 description of expression operand.
1323 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1325 * configure.ac: Add install-html to target_list for Make-hooks.
1326 * configure: Regenerate.
1327 * fortran/Make-lang.in (F95_HTMLFILES): New.
1328 (fortran.html): Use it.
1329 (fortran.install-html): New.
1330 * Makefile.in (install-html): Add lang.install-html.
1331 * java/Make-lang.in (JAVA_HTMLFILES): New.
1332 (java.html): Use it.
1333 (java.install-html): New.
1334 * objc/Make-lang.in (objc.install-html): New.
1335 * objcp/Make-lang.in (obj-c++.install-html): New.
1336 * cp/Make-lang.in (c++.install-html): New.
1337 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1338 * lto/Make-lang.in (lto.install-html): New.
1340 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1343 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1345 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1347 PR rtl-optimization/41862
1348 * store-motion.c (store_killed_in_insn, compute_store_table,
1349 remove_reachable_equiv_notes, replace_store_insn,
1350 build_store_vectors): Ignore all DEBUG_INSNs.
1352 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1355 * common.opt: Add dumpdir.
1357 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1359 (option_map): Add --dumpdir.
1361 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1363 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1365 * opts.c (decode_options): Try dump_dir_name first if
1366 dump_base_name isn't an absolute path.
1367 (common_handle_option): Handle OPT_dumpdir.
1369 * toplev.c (dump_dir_name): New.
1370 (print_switch_values): Also ignore -dumpdir.
1372 * toplev.h (dump_dir_name): New.
1374 2010-01-03 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/42589
1377 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1378 double-word expansion of bswap32.
1380 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1382 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1383 with BLOCK_FOR_INSN.
1384 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1385 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1386 noce_process_if_block): Likewise.
1387 * gcse.c (compute_local_properties, insert_expr_in_table,
1388 insert_set_in_table, canon_list_insert, find_avail_set,
1389 pre_insert_copy_insn): Likewise.
1391 * basic-block.h (BLOCK_NUM): Move from here...
1392 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1394 2010-01-03 Richard Guenther <rguenther@suse.de>
1396 PR tree-optimization/42438
1397 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1398 contains_may_not_return_call flag.
1399 (BB_MAY_NOTRETURN): New.
1400 (valid_in_sets): Trapping nary operations are not valid
1401 in blocks that may not return.
1402 (insert_into_preds_of_block): Remove check for trapping
1404 (compute_avail): Compute also BB_MAY_NOTRETURN.
1406 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1408 * doc/invoke.texi: Add 2010 to copyright years.
1410 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1412 * config/sparc/sparc.c: Fix formatting nits.
1414 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1415 Alexander Monakov <amonakov@ispras.ru>
1417 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1419 2010-01-02 Richard Guenther <rguenther@suse.de>
1422 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1423 (simplify_switch_using_ranges): Mark to be removed edges
1426 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1428 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1430 * collect2.c (scan_libraries): Add missing argument in call to
1433 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1436 * config/alpha/predicates.md (aligned_memory_operand): Return false
1438 (unaligned_memory_operand): Return true for CQImode.
1439 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1440 doesn not cross aligned SImode word boundary.
1442 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1444 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1446 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1447 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1449 2010-01-02 Richard Guenther <rguenther@suse.de>
1452 * toplev.c (compile_file): Emit LTO marker properly. Change
1454 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1456 2010-01-01 Richard Guenther <rguenther@suse.de>
1459 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1461 2010-01-01 Richard Guenther <rguenther@suse.de>
1464 * c-decl.c (grokdeclarator): For zero-size arrays force
1465 structural equality checks as layout_type does.
1467 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1469 * builtins.c: Update copyright to 2010.
1471 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1474 * lto-streamer-out.c (produce_asm): Revert the last change.
1475 (copy_function): Likewise.
1477 * lto-streamer.c (lto_get_section_name): Skip any leading
1480 2010-01-01 Richard Guenther <rguenther@suse.de>
1483 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1487 Copyright (C) 2010 Free Software Foundation, Inc.
1489 Copying and distribution of this file, with or without modification,
1490 are permitted in any medium without royalty provided the copyright
1491 notice and this notice are preserved.