1 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4 * var-tracking.c: Include tree-flow.h.
5 (mem_dies_at_call): New.
6 (dataflow_set_preserve_mem_locs): Use it.
7 (dataflow_set_remove_mem_locs): Likewise.
8 (dump_var): Renamed from dump_variable. Adjust all callers.
9 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10 * Makefile.in (var-tracking.o): Adjust deps.
12 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
14 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
16 2010-01-20 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/42717
19 * tree-ssa-dce.c (get_live_post_dom): Remove.
20 (forward_edge_to_pdom): Take an arbitrary edge to copy
21 degenerate PHI args from.
22 (remove_dead_stmt): Use the first post-dominator even if it
23 does not contain live statements as redirection destination.
25 2010-01-20 Richard Guenther <rguenther@suse.de>
27 * tree-inline.c (estimate_num_insns): Handle EH builtins.
29 2010-01-20 Jakub Jelinek <jakub@redhat.com>
31 * sel-sched.c (create_speculation_check): Remove set but not used
33 (try_transformation_cache): Remove set but not used variable ds.
34 (calculate_privileged_insns): Remove set but not used variables
35 cur_insn and min_spec_insn.
36 (find_best_expr): Remove set but not used variable avail_n.
37 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
39 * cgraphunit.c (assemble_thunk): Remove set but not used variable
41 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
42 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
45 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
48 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
49 cpu types. Add support for *-sse3 cpu types.
52 2010-01-20 Jakub Jelinek <jakub@redhat.com>
55 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
56 argument, call initializer_constant_valid_p_1 instead of
57 initializer_constant_valid_p, pass CACHE to it, return NULL
58 immediately if first call returns NULL.
59 (initializer_constant_valid_p_1): New function.
60 (initializer_constant_valid_p): Use it.
62 2010-01-20 Thomas Quinot <quinot@adacore.com>
64 * tree.def (PLACEHOLDER_EXPR): Fix comment.
66 2010-01-20 Jakub Jelinek <jakub@redhat.com>
68 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
69 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
70 (loc_list_from_tree): Don't handle unsigned division. Handle
71 signed modulo using DW_OP_{over,over,div,mul,minus}.
72 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
73 modulo instead of signed.
75 2010-01-20 DJ Delorie <dj@redhat.com>
77 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
79 (h8300_emit_stack_adjustment): Propogate it.
81 (h8300_expand_prologue): Likewise.
82 (h8300_expand_epilogue): Likewise.
84 2010-01-19 Michael Matz <matz@suse.de>
86 PR tree-optimization/41783
87 * tree-data-ref.c (toplevel): Include flags.h.
88 (dump_data_dependence_relation): Also dump the inputs if the
89 result will be unknown.
90 (split_constant_offset_1): Look through some conversions.
91 * tree-predcom.c (determine_roots_comp): Restart a new chain if
92 the offset from last element is too large.
93 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
94 (reassociate_to_the_same_stmt): Handle vector registers.
95 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
97 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
98 wide_prolog_niters argument, emit widening instructions.
99 (vect_do_peeling_for_alignment): Adjust caller, use widened
100 variant of the iteration cound.
101 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
103 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
106 * config/arm/neon-testgen.m (emit_automatics): New parameter
107 features. Adjust for Fixed_return_reg feature.
108 (test_intrinsic): Call emit_automatics with new feature.
109 * config/arm/neon.ml: Update copyright years.
110 (features): New Fixed_return_reg feature.
111 (ops): Update feature for Vget_low.
113 2010-01-19 Jakub Jelinek <jakub@redhat.com>
115 PR tree-optimization/42719
116 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
120 * fwprop.c (all_uses_available_at): Return false if def_set dest
121 is a REG that is used in def_insn.
123 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
125 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
127 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
130 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
132 * target.h (struct gcc_target) <secondary_reload>: Change type
133 of last argument to secondary_reload_info *.
135 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
138 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
139 memory references with unaligned offsets. Remove CQImode handling.
140 (unaligned_memory_operand): Return 1 for memory references with
141 unaligned offsets. Remove CQImode handling.
143 2010-01-18 Richard Guenther <rguenther@suse.de>
146 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
149 2010-01-18 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/42781
152 * tree-ssa-structalias.c (find_what_var_points_to): Skip
153 restrict processing only if the original variable was
156 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
158 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
159 find number of popped argument bytes.
161 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
162 Fix the text that describes the return value for invalid insns.
164 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
166 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
167 Clarify what 'cost of the -dependence' is. Fix quoting.
169 * toplev.c (default_get_pch_validity): Rename argument to "sz".
170 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
172 2010-01-17 Jakub Jelinek <jakub@redhat.com>
174 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
175 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
177 2010-01-17 Richard Guenther <rguenther@suse.de>
180 * function.c (split_complex_args): Take a VEC to modify.
181 (assign_parms_augmented_arg_list): Build a VEC instead of
182 a chain of PARM_DECLs.
183 (assign_parms_unsplit_complex): Take a VEC of arguments.
184 Do not fixup unmodified parms.
185 (assign_parms): Deal with the VEC.
186 (gimplify_parameters): Likewise.
188 2010-01-17 Richard Guenther <rguenther@suse.de>
190 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
191 node existence check.
192 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
193 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
194 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
195 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
196 (gimple_execute_on_growing_pred): Likewise.
198 2010-01-17 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/42773
201 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
202 (compute_antic_aux): Likewise.
203 (compute_partial_antic_aux): Likewise.
205 2010-01-17 Jie Zhang <jie.zhang@analog.com>
208 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
211 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
213 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
216 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
217 Fix markup for strict argument.
219 (TARGET_SCHED_REORDER2): Fix argument types.
221 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
222 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
224 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
225 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
227 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
230 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
231 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
232 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
233 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
234 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
236 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
238 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
240 (TARGET_ASM_RELOC_RW_MASK): Add return type.
241 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
243 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
245 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
248 (TARGET_ASM_NAMED_SECTION): Fix argument list.
250 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
251 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
253 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
255 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
257 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
258 referring to it. Fix language.
260 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
262 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
264 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
266 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
268 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
269 '@var{stream}. Remove stray 'and'.
271 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
273 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
275 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
277 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
278 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
280 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
281 Fix description of return value.
282 Rename argument "sz" to "len."
284 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
285 Clarify meaning of 'true' return value.
287 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
289 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
290 rep_mode versus mode_rep.
292 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
294 (TARGET_BUILTIN_DECL): Fix name.
296 (TARGET_COMMUTATIVE_P): Fix type of first argument.
298 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
300 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
302 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
304 (TARGET_RELAXED_ORDERING): Use @deftypevr.
306 (TARGET_GET_DRAP_RTX): Note that this is a hook.
309 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
310 Rename argument tm_fn to md_fn.
312 (TARGET_OPTION_PRINT): Fix argument list.
314 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
317 * config/i386/i386.c (ix86_fixup_binary_operands):
318 Revert FMA4 fixup of operands.
320 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
323 * Makefile.in (write_entries_to_file, install-plugin):
324 Use \012 instead of \n with tr.
326 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
328 * configure.ac (HAVE_AS_REF): New C macro.
329 * configure: Regenerate.
330 * config.in: Likewise.
331 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
333 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
336 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
338 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
340 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
342 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
344 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
346 (TARGET_IN_SMALL_DATA_P): Fix argument type.
348 (TARGET_BINDS_LOCAL_P): Fix argument type.
350 (TARGET_ASM_FILE_END): Use prototype.
352 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
354 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
356 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
358 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
360 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
361 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
363 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
364 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
366 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
367 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
368 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
369 (TARGET_ADDR_SPACE_CONVERT): Likewise.
371 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
373 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
375 (TARGET_INIT_BUILTINS): Use prototype.
377 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
378 Put 'const char *' in braces. Fix parameter types.
379 (TARGET_INVALID_CONVERSION): Fix parameter types.
380 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
381 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
383 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
386 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
388 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
390 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
392 * doc/tm.texi (TARGET_HELP): Fix return type.
394 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
395 in braces. Fix argument types.
397 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
399 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
401 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
403 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
404 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
406 (TARGET_MANGLE_TYPE): Fix argument types.
408 (TARGET_IRA_COVER_CLASSES): Use prototype.
410 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
412 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
414 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
416 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
418 (TARGET_CALLEE_COPIES): Fix argument types.
420 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
422 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
424 (TARGET_FUNCTION_VALUE): Fix argument types.
426 (TARGET_RETURN_IN_MSB): Fix argument type.
428 (TARGET_RETURN_IN_MEMORY): Fix argument types.
430 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
432 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
434 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
435 agree with return type.
437 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
439 2010-01-15 Jing Yu <jingyu@google.com>
441 PR rtl-optimization/42691
442 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
443 a pseudo to a constant and are merged, and adjust comments.
445 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
447 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
449 2010-01-15 Richard Guenther <rguenther@suse.de>
452 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
453 labels of computed or non-local gotos to the destination.
454 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
455 landing pad label is the first label.
457 2010-01-15 Richard Guenther <rguenther@suse.de>
459 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
461 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
464 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
465 to allow generation of the xssqrtdp instruction on power7.
466 (sqrtdf2_fpr): Ditto.
468 2010-01-14 Jakub Jelinek <jakub@redhat.com>
471 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
472 functions with noreturn attribute.
475 * varasm.c (declare_weak): Add weak attribute to decl if it
476 doesn't have one already.
477 (assemble_external): Only add decls to weak_decls if they also
480 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
482 * var-tracking.c (var_reg_delete): Don't delete the association
483 between REGs and values or one-part variables if the register
486 2010-01-14 Jakub Jelinek <jakub@redhat.com>
489 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
490 because its first operand is a non-localized variable.
492 2010-01-14 Martin Jambor <mjambor@suse.cz>
494 PR tree-optimization/42706
495 * tree-sra.c (encountered_recursive_call): New variable.
496 (encountered_unchangable_recursive_call): Likewise.
497 (sra_initialize): Initialize both new variables.
498 (callsite_has_enough_arguments_p): New function.
499 (scan_function): Call decl and flags check only for IPA-SRA, check
500 whether there is a recursive call and whether it has enough arguments.
501 (all_callers_have_enough_arguments_p): New function.
502 (convert_callers): Look for recursive calls only when
503 encountered_recursive_call is set.
504 (ipa_early_sra): Bail out either if
505 !all_callers_have_enough_arguments_p or
506 encountered_unchangable_recursive_call.
508 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
510 * sel-sched.c: Add 2010 to copyright years.
511 * sel-sched-ir.c: Likewise.
512 * sel-sched-ir.h: Likewise.
514 2010-01-14 Martin Jambor <mjambor@suse.cz>
516 PR tree-optimization/42714
517 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
518 constructors specially.
520 2010-01-14 Andi Kleen <ak@linux.intel.com>
522 * config/i386/drivers-i386.c (detect_caches_intel):
523 Add l2sizekb parameter and fill in.
524 (host_detect_local_cpu): Add l2sizekb, fill in.
525 Add Atom small cache heuristic.
527 2010-01-14 Andi Kleen <ak@linux.intel.com>
529 * config/i386/drivers-i386.c (detect_caches_cpuid4):
530 Add level3 parameter and fill in.
531 (detect_caches_intel): Handle level3 cache.
533 2010-01-14 Andi Kleen <ak@linux.intel.com>
535 * config/i386/drivers-i386.c (host_detect_local_cpu):
536 Fix core duo detection.
538 2010-01-14 Andi Kleen <ak@linux.intel.com>
540 * config/i386/drivers-i386.c (host_detect_local_cpu):
543 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
545 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
546 (rs6000_variable_issue_1): this. Use...
547 (rs6000_variable_issue): here. Reimplement. Print debug info.
549 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
551 * sel-sched-ir.c (sel_restore_other_notes): Rename to
552 sel_restore_notes. Update all callers. Call reemit_notes
555 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
557 PR rtl-optimization/42246
558 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
561 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
563 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
564 all successors is the same as number of successors in current region.
566 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
568 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
569 to rename is not separable. Otherwise check that its LHS is not NULL.
571 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
573 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
575 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
577 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
578 available registers when failed to discover LHS register class.
579 Fix indentation. Update comment.
581 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
582 Alexander Monakov <amonakov@ispras.ru>
584 PR rtl-optimization/42389
585 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
587 (advance_state_on_fence): Likewise.
588 (sel_target_adjust_priority): Print debug output only when
589 sched_verbose >= 4, not 2.
590 (get_expr_cost): Do not issue all unique insns on the next cycle.
591 (fill_insns): Initialize can_issue_more from the value saved
593 * sel-sched-ir.c (flist_add): New parameter issue_more.
594 Init FENCE_ISSUE_MORE with it.
595 (merge_fences): Likewise.
596 (init_fences): Update call to flist_add.
597 (add_to_fences, add_clean_fence_to_fences)
598 (add_dirty_fence_to_fences): Likewise.
599 (move_fence_to_fences): Update call to merge_fences.
600 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
602 * sel-sched-ir.h (struct _fence): New field issue_more.
603 (FENCE_ISSUE_MORE): New accessor macro.
605 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
607 PR rtl-optimization/42388
608 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
609 that have no predecessors nor successors. Do not call move_bb_info
610 for empty blocks outside of current region.
612 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
614 PR rtl-optimization/42294
615 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
616 * sel-sched.c (move_exprs_to_boundary): Transitively add all
617 originators' originators.
619 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
621 PR rtl-optimization/39453
622 PR rtl-optimization/42246
623 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
625 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
627 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
628 Alexander Monakov <amonakov@ispras.ru>
631 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
632 (maybe_tidy_empty_bb): ... here. Make static. Add new
633 argument. Update all callers.
634 (tidy_control_flow): ... and here. Recompute topological order
635 of basic blocks in region if necessary.
636 (sel_redirect_edge_and_branch): Change return type. Return true
637 if topological order might have been invalidated.
638 (purge_empty_blocks): Export and move from...
639 * sel-sched.c (purge_empty_blocks): ... here.
640 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
641 (maybe_tidy_empty_bb): Delete prototype.
642 (purge_empty_blocks): Declare.
644 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
646 PR rtl-optimization/42249
647 * sel-sched.c (try_replace_dest_reg): When chosen register
648 and original register is the same, do not bail out early, but
649 still check all original insns for validity of replacing destination
650 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
653 2010-01-14 Jakub Jelinek <jakub@redhat.com>
656 Port from no-undefined-overflow branch:
657 2009-03-09 Richard Guenther <rguenther@suse.de>
659 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
661 2010-01-14 Richard Guenther <rguenther@suse.de>
664 * gimple.c (iterative_hash_gimple_type): Avoid hashing
667 2010-01-14 Ira Rosen <irar@il.ibm.com>
669 PR tree-optimization/42709
670 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
671 as scalar type in creation of constant vector operand.
673 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
676 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
677 (check-parallel-%): Match `testsuite' directory component only
680 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
683 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
686 2010-01-13 Richard Guenther <rguenther@suse.de>
688 PR tree-optimization/42730
689 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
692 2010-01-13 Steve Ellcey <sje@cup.hp.com>
695 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
696 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
699 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
701 * config/bfin/libgcc-bfin.ver: Regenerate based on current
702 libgcc-std.ver. Add entries for ___smulsi3_highpart and
705 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
706 rather than schedule_insns if the pass is enabled.
708 2010-01-13 Martin Jambor <mjambor@suse.cz>
710 PR tree-optimization/42704
711 * tree-sra.c (sra_modify_assign): Do not delete assignments to
714 2010-01-13 Martin Jambor <mjambor@suse.cz>
716 PR tree-optimization/42703
717 * tree-sra.c (analyze_access_subtree): Check that we can build a
718 reference to the original data within the aggregate.
720 2010-01-13 Richard Guenther <rguenther@suse.de>
722 PR tree-optimization/42705
723 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
726 2010-01-13 Richard Guenther <rguenther@suse.de>
729 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
731 2010-01-13 Jakub Jelinek <jakub@redhat.com>
734 * var-tracking.c (values_to_unmark): New variable.
735 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
736 values_to_unmark vector. Moved body to...
737 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
738 instead queue it into values_to_unmark vector.
739 (vt_find_locations): Free values_to_unmark vector.
741 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
743 * config/s390/s390.c (override_options): Set
744 default of max-pending-list-length to 256
746 2010-01-13 Richard Guenther <rguenther@suse.de>
749 * tree-pass.h (PROP_gimple_lcx): New.
750 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
751 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
752 before the final cleanup_eh.
753 (dump_properties): Dump PROP_gimple_lcx.
754 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
755 (tree_lower_complex_O0): Remove.
756 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
757 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
758 tree_lower_complex, schedule TODO_update_ssa.
759 * lto-streamer-out.c (output_function): Stream the functions
761 * lto-streamer-in.c (input_function): Likewise.
762 (lto_read_body): Do not override them here.
764 2010-01-12 Joseph Myers <joseph@codesourcery.com>
767 * c-typeck.c (build_c_cast): Fold value cast to union type before
768 wrapping it in a CONSTRUCTOR.
770 2010-01-12 Jakub Jelinek <jakub@redhat.com>
772 PR rtl-optimization/42699
773 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
776 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
778 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
779 SUBTARGET_WARN_UNUSED_SPEC): Move ...
780 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
781 SUBTARGET_WARN_UNUSED_SPEC): ... here
782 * config/mips/iris5.h (LIBGCC_SPEC): Define.
784 2010-01-12 Julian Brown <julian@codesourcery.com>
786 * config/arm/neon-schedgen.ml (Utils): Don't try to
788 (find_with_result): New.
790 2010-01-12 Jakub Jelinek <jakub@redhat.com>
793 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
794 sharing when canonicalizing ({lt,ge}u (plus a b) b).
796 PR tree-optimization/42645
797 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
798 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
799 decl_map, set processing_debug_stmt to -1 and return name without
802 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
804 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
805 binutils version, and reword target configuration description.
807 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
809 * config/avr/avr.h (LINKER_NAME): Remove.
811 2010-01-11 Janis Johnson <janis187@us.ibm.com>
814 * config/rs6000/rs6000.c (rs6000_override_options): On targets
815 that support VSX, warn for -mno-altivec if vsx is not disabled,
818 2010-01-11 Joseph Myers <joseph@codesourcery.com>
819 Shujing Zhao <pearly.zhao@oracle.com>
822 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
823 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
824 character between option name and help text.
825 * c.opt (imultilib): Likewise.
827 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
829 * lto-streamer-out.c (output_unreferenced_globals): Output static
832 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
834 PR rtl-optimization/42621
835 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
837 (duplicate_computed_gotos): Remove now-redundant check.
839 2010-01-10 Steve Ellcey <sje@cup.hp.com>
842 * configure.ac: Save and restore LDFLAGS and LIBS
843 * configure: Regenerate.
845 2010-01-10 Richard Guenther <rguenther@suse.de>
848 * builtins.c (fold_builtin_strlen): Add type argument and
849 convert the resulting length to it.
850 (fold_builtin_1): Adjust.
852 2010-01-09 Jakub Jelinek <jakub@redhat.com>
854 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
855 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
857 (num_insns_constant_wide): Adjust for that change.
859 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
862 * web.c (union_defs): Add used argument, to combine uses of
864 (entry_register): Adjust type and tests of used argument.
865 (web_main): Widen used for new use. Pass it to union_defs.
866 * df.h (union_defs): Adjust prototype.
868 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
871 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
872 uses in new incoming argument. Free body.
873 (reset_debug_uses_in_loop): New.
874 (analyze_insn_to_expand_var): Call the latter if the former found
875 anything. Fix whitespace. Reject invalid dest overlaps before
876 going through all insns in the loop.
878 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
881 * haifa-sched.c (dying_use_p): Debug insns don't count.
883 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
886 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
887 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
888 (verify_gimple_call): Reject LHS in noreturn calls.
890 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
894 * tree-vect-loop-manip.c (adjust_info): New type.
895 (adjust_vec): New pointer to vector.
896 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
897 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
898 (slpeel_update_phis_for_duplicate_loop): Use them.
899 (slpeel_update_phi_nodes_for_guard1): Likewise.
900 (slpeel_update_phi_nodes_for_guard2): Likewise.
901 (slpeel_tree_peel_loop_to_edge): Likewise.
902 (vect_update_ivs_after_vectorizer): Likewise.
904 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
906 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
907 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
909 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
911 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
912 bogus uninitialized warning.
914 2010-01-09 Richard Guenther <rguenther@suse.de>
917 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
918 the evolution is compatible with the initial condition.
920 2010-01-09 Jakub Jelinek <jakub@redhat.com>
922 * gcc.c (process_command): Update copyright notice dates.
923 * gcov.c (print_version): Likewise.
924 * gcov-dump.c (print_version): Likewise.
925 * mips-tfile.c (main): Likewise.
926 * mips-tdump.c (main): Likewise.
928 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
931 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
936 (rotlsi3_16): Delete.
937 (rotlsi3_24): Delete.
941 * config/avr/avr.c (avr_rotate_bytes): New function.
942 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
944 2010-01-08 Steve Ellcey <sje@cup.hp.com>
947 * configure.ac: Modify -rdynamic check.
948 * configure: Regenerate.
950 2010-01-08 DJ Delorie <dj@redhat.com>
952 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
953 register popping order.
955 2010-01-08 Richard Guenther <rguenther@suse.de>
958 * c.opt (fsigned-char): Also let LTO handle this option.
959 (funsigned-char): Likewise.
961 2010-01-07 Richard Guenther <rguenther@suse.de>
963 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
964 (gimple_op): Likewise.
965 (gimple_op_ptr): Likewise.
966 (gimple_assign_set_lhs): Remove gcc_assert.
967 (gimple_assign_set_rhs1): Likewise.
968 (gimple_assign_set_rhs2): Likewise.
969 (gimple_call_set_lhs): Likewise.
970 (gimple_call_set_fn): Likewise.
971 (gimple_call_set_fndecl): Likewise.
972 (gimple_call_fndecl): Likewise.
973 (gimple_call_return_type): Likewise.
974 (gimple_call_set_chain): Likewise.
975 (gimple_call_num_args): Likewise.
976 (gimple_call_set_arg): Likewise.
977 (gimple_cond_set_code): Likewise.
978 (gimple_cond_set_lhs): Likewise.
979 (gimple_cond_set_rhs): Likewise.
980 (gimple_cond_set_true_label): Likewise.
981 (gimple_cond_set_false_label): Likewise.
982 (gimple_label_set_label): Likewise.
983 (gimple_goto_set_dest): Likewise.
984 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
985 (gimple_debug_bind_get_value): Likewise.
986 (gimple_debug_bind_get_value_ptr): Likewise.
987 (gimple_debug_bind_set_var): Likewise.
988 (gimple_debug_bind_set_value): Likewise.
989 (gimple_debug_bind_reset_value): Likewise.
990 (gimple_debug_bind_has_value_p): Likewise.
991 (gimple_return_retval_ptr): Remove gcc_assert.
992 (gimple_return_retval): Likewise.
993 (gimple_return_set_retval): Likewise.
994 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
995 (safe_referenced_var_iterator): Remove.
996 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
997 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
998 (fill_referenced_var_vec): Remove.
999 (first_readonly_imm_use): Remove redundant gcc_assert.
1000 (phi_arg_index_from_use): Combine gcc_asserts.
1001 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1002 (first_imm_use_stmt): Remove redundant gcc_assert.
1003 * tree-cfg.c (verify_gimple_call): Verify function and chain
1004 operands. Verify arguments.
1005 (verify_types_in_gimple_stmt): Verify condition code and labels.
1007 2010-01-07 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/42641
1010 * sese.c (rename_map_elt_info): Use the SSA name version, do
1013 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/42625
1016 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1017 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1020 2010-01-07 Duncan Sands <baldrick@free.fr>
1022 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1024 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1027 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1028 note itself is not function_invariant_p.
1030 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1032 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1033 Do not add the DF_NOTE problem.
1034 * store-motion.c (execute_rtl_store_motion): Likewise.
1036 2010-01-07 Martin Jambor <mjambor@suse.cz>
1038 PR tree-optimization/42157
1039 * tree-sra.c (compare_access_positions): Stabilize sort if both
1040 accesses have integer types, return zero immediately if they are the
1043 2010-01-06 Richard Henderson <rth@redhat.com>
1046 * haifa-sched.c (add_to_note_list): Merge into ...
1047 (concat_note_lists): ... here, and ...
1048 (unlink_other_notes, rm_other_notes): Merge into...
1049 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1050 NOTE_INSN_EPILOGUE_BEG.
1052 2010-01-06 Richard Guenther <rguenther@suse.de>
1054 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1055 not inline regular functions into always-inline functions.
1057 2010-01-06 Nick Clifton <nickc@redhat.com>
1059 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1060 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1062 (OVERRIDE_OPTIONS): Delete.
1063 (OPTIMIZATION_OPTIONS): Define.
1064 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1065 * config/rx/rx.c (rx_handle_option): Issue an error message if
1066 -mcpu=rx200 and -fpu are used together.
1067 (rx_set_optimization_options): New function. Issue an error
1068 message if an optimization attribute attempts to reset the FPU/
1069 math optimization pairing.
1070 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1071 * config/rx/rx.opt: Set the default to 32-bit doubles.
1072 * config/rx/t-rx: Add multilibs for -nofpu option.
1073 * doc/invoke.texi: Update documentation of RX options.
1075 2010-01-06 Richard Guenther <rguenther@suse.de>
1077 * tree-ssa-pre.c (name_to_id): New global.
1078 (alloc_expression_id): Simplify SSA name handling.
1079 (lookup_expression_id): Likewise.
1080 (init_pre): Zero name_to_id.
1081 (fini_pre): Free it.
1083 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1085 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1087 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1090 * config/i386/sse.md (smaxv2di3): New.
1091 (umaxv2di3): Likewise.
1092 (sminv2di3): Likewise.
1093 (uminv2di3): Likewise.
1095 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1098 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1099 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1100 (legitimize_tls_address): Likewise.
1101 (sparc_tls_referenced_p): Likewise.
1102 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1103 and adjust calls to legitimize_pic_address.
1104 (legitimate_constant_p) Use sparc_tls_referenced_p.
1105 (legitimate_pic_operand_p): Likewise.
1106 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1107 (sparc_tls_symbol_ref_1): Delete.
1108 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1109 (legitimize_tls_address): Make static, handle CONST patterns.
1110 (legitimize_pic_address): Make static, remove unused parameter and
1111 adjust recursive calls.
1112 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1113 and adjust call to legitimize_pic_address.
1114 (sparc_output_mi_thunk): Likewise.
1116 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1117 H.J. Lu <hongjiu.lu@intel.com>
1120 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1121 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1122 operands to make them signed.
1125 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1128 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1129 GTU to GT for V4SI and V2DI.
1131 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1132 (umin<mode>3): Removed.
1134 (uminv4si3): Likewise.
1136 2010-01-05 Martin Jambor <mjambor@suse.cz>
1138 PR tree-optimization/42462
1139 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1140 current_function_decl to helper functions and macros.
1142 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1145 * flags.h: Don't include real.h.
1146 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1147 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1148 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1149 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1150 * dominance.c: Update copyright.
1151 * gimple.c (walk_gimple_op): Remove inline.
1152 * tree-ssa-reassoc.c: Include real.h.
1153 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1154 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1156 2010-01-05 Nick Clifton <nickc@redhat.com>
1158 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1159 register to push into the stack frame when the accumulator has to
1160 be saved during interrupts.
1162 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1164 * doc/invoke.texi: Remove the documentation about option
1166 * common.opt (Wunreachable-code): Preserved for backward
1168 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1169 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1170 the backward compatibility flag section.
1172 2010-01-05 Richard Guenther <rguenther@suse.de>
1174 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1176 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1179 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1181 PR tree-optimization/42508
1182 * tree-sra.c (convert_callers): Check for recursive call
1183 by comparing cgraph nodes instead of decls.
1184 (modify_function): Call ipa_modify_formal_parameters also
1185 on all same_body aliases.
1187 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1188 cgraph nodes when checking for same_body aliases.
1190 2010-01-05 Richard Guenther <rguenther@suse.de>
1192 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1193 allocation and lookup.
1194 (get_or_alloc_expr_for_constant): Likewise.
1195 (phi_translate): Sink allocation.
1197 2010-01-04 Richard Guenther <rguenther@suse.de>
1199 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1200 a new entry only if needed.
1201 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1202 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1204 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1206 (phi_translate): Handle CONSTANTs early.
1208 2010-01-04 Martin Jambor <mjambor@suse.cz>
1210 PR tree-optimization/42398
1211 * tree-sra.c (struct access): Removed flag grp_different_types.
1212 (dump_access): Do not dump the removed flag.
1213 (sort_and_splice_var_accesses): Do not set the removed flag.
1214 (sra_modify_expr): Check for type compatibility directly.
1216 2010-01-04 Martin Jambor <mjambor@suse.cz>
1218 PR tree-optimization/42366
1219 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1220 edges with variable number of parameters.
1221 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1222 flag instead of asserting it.
1223 (ipa_read_node_info): Read uses_analysis_done flag.
1225 2010-01-04 Richard Guenther <rguenther@suse.de>
1227 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1228 iterative_hash_* as intended.
1229 (vn_reference_compute_hash): Likewise. Simplify hashing
1231 (vn_reference_lookup_2): Likewise.
1232 (vn_nary_op_compute_hash): Likewise.
1233 (vn_phi_compute_hash): Likewise.
1234 (expressions_equal_p): Remove strange code.
1235 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1236 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1237 (bitmap_insert_into_set_1): Take value-id as parameter.
1238 (add_to_value): Pass it.
1239 (bitmap_insert_into_set): Likewise.
1240 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1242 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1245 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1246 (do_self_spec): For switches with SWITCH_IGNORE set set also
1247 SWITCH_IGNORE_PERMANENTLY.
1248 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1251 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1253 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1254 tree of an unreferenced global var.
1256 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1259 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1260 GTU to GT for V4SI and V2DI.
1262 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1263 (umin<mode>3): Removed.
1265 (uminv4si3): Likewise.
1267 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1270 * collect2.c (main): Turn on trace in collect2 if -v is passed
1273 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1275 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1276 description of expression operand.
1278 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1280 * configure.ac: Add install-html to target_list for Make-hooks.
1281 * configure: Regenerate.
1282 * fortran/Make-lang.in (F95_HTMLFILES): New.
1283 (fortran.html): Use it.
1284 (fortran.install-html): New.
1285 * Makefile.in (install-html): Add lang.install-html.
1286 * java/Make-lang.in (JAVA_HTMLFILES): New.
1287 (java.html): Use it.
1288 (java.install-html): New.
1289 * objc/Make-lang.in (objc.install-html): New.
1290 * objcp/Make-lang.in (obj-c++.install-html): New.
1291 * cp/Make-lang.in (c++.install-html): New.
1292 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1293 * lto/Make-lang.in (lto.install-html): New.
1295 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1298 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1300 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1302 PR rtl-optimization/41862
1303 * store-motion.c (store_killed_in_insn, compute_store_table,
1304 remove_reachable_equiv_notes, replace_store_insn,
1305 build_store_vectors): Ignore all DEBUG_INSNs.
1307 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1310 * common.opt: Add dumpdir.
1312 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1314 (option_map): Add --dumpdir.
1316 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1318 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1320 * opts.c (decode_options): Try dump_dir_name first if
1321 dump_base_name isn't an absolute path.
1322 (common_handle_option): Handle OPT_dumpdir.
1324 * toplev.c (dump_dir_name): New.
1325 (print_switch_values): Also ignore -dumpdir.
1327 * toplev.h (dump_dir_name): New.
1329 2010-01-03 Richard Guenther <rguenther@suse.de>
1331 PR tree-optimization/42589
1332 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1333 double-word expansion of bswap32.
1335 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1337 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1338 with BLOCK_FOR_INSN.
1339 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1340 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1341 noce_process_if_block): Likewise.
1342 * gcse.c (compute_local_properties, insert_expr_in_table,
1343 insert_set_in_table, canon_list_insert, find_avail_set,
1344 pre_insert_copy_insn): Likewise.
1346 * basic-block.h (BLOCK_NUM): Move from here...
1347 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1349 2010-01-03 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/42438
1352 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1353 contains_may_not_return_call flag.
1354 (BB_MAY_NOTRETURN): New.
1355 (valid_in_sets): Trapping nary operations are not valid
1356 in blocks that may not return.
1357 (insert_into_preds_of_block): Remove check for trapping
1359 (compute_avail): Compute also BB_MAY_NOTRETURN.
1361 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1363 * doc/invoke.texi: Add 2010 to copyright years.
1365 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1367 * config/sparc/sparc.c: Fix formatting nits.
1369 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1370 Alexander Monakov <amonakov@ispras.ru>
1372 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1374 2010-01-02 Richard Guenther <rguenther@suse.de>
1377 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1378 (simplify_switch_using_ranges): Mark to be removed edges
1381 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1383 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1385 * collect2.c (scan_libraries): Add missing argument in call to
1388 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1391 * config/alpha/predicates.md (aligned_memory_operand): Return false
1393 (unaligned_memory_operand): Return true for CQImode.
1394 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1395 doesn not cross aligned SImode word boundary.
1397 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1399 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1401 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1402 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1404 2010-01-02 Richard Guenther <rguenther@suse.de>
1407 * toplev.c (compile_file): Emit LTO marker properly. Change
1409 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1411 2010-01-01 Richard Guenther <rguenther@suse.de>
1414 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1416 2010-01-01 Richard Guenther <rguenther@suse.de>
1419 * c-decl.c (grokdeclarator): For zero-size arrays force
1420 structural equality checks as layout_type does.
1422 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1424 * builtins.c: Update copyright to 2010.
1426 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1429 * lto-streamer-out.c (produce_asm): Revert the last change.
1430 (copy_function): Likewise.
1432 * lto-streamer.c (lto_get_section_name): Skip any leading
1435 2010-01-01 Richard Guenther <rguenther@suse.de>
1438 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1442 Copyright (C) 2010 Free Software Foundation, Inc.
1444 Copying and distribution of this file, with or without modification,
1445 are permitted in any medium without royalty provided the copyright
1446 notice and this notice are preserved.