1 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5 2010-01-20 Richard Guenther <rguenther@suse.de>
7 PR tree-optimization/42717
8 * tree-ssa-dce.c (get_live_post_dom): Remove.
9 (forward_edge_to_pdom): Take an arbitrary edge to copy
10 degenerate PHI args from.
11 (remove_dead_stmt): Use the first post-dominator even if it
12 does not contain live statements as redirection destination.
14 2010-01-20 Richard Guenther <rguenther@suse.de>
16 * tree-inline.c (estimate_num_insns): Handle EH builtins.
18 2010-01-20 Jakub Jelinek <jakub@redhat.com>
20 * sel-sched.c (create_speculation_check): Remove set but not used
22 (try_transformation_cache): Remove set but not used variable ds.
23 (calculate_privileged_insns): Remove set but not used variables
24 cur_insn and min_spec_insn.
25 (find_best_expr): Remove set but not used variable avail_n.
26 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
28 * cgraphunit.c (assemble_thunk): Remove set but not used variable
30 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
31 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
34 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
37 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
38 cpu types. Add support for *-sse3 cpu types.
41 2010-01-20 Jakub Jelinek <jakub@redhat.com>
44 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
45 argument, call initializer_constant_valid_p_1 instead of
46 initializer_constant_valid_p, pass CACHE to it, return NULL
47 immediately if first call returns NULL.
48 (initializer_constant_valid_p_1): New function.
49 (initializer_constant_valid_p): Use it.
51 2010-01-20 Thomas Quinot <quinot@adacore.com>
53 * tree.def (PLACEHOLDER_EXPR): Fix comment.
55 2010-01-20 Jakub Jelinek <jakub@redhat.com>
57 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
58 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
59 (loc_list_from_tree): Don't handle unsigned division. Handle
60 signed modulo using DW_OP_{over,over,div,mul,minus}.
61 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
62 modulo instead of signed.
64 2010-01-20 DJ Delorie <dj@redhat.com>
66 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
68 (h8300_emit_stack_adjustment): Propogate it.
70 (h8300_expand_prologue): Likewise.
71 (h8300_expand_epilogue): Likewise.
73 2010-01-19 Michael Matz <matz@suse.de>
75 PR tree-optimization/41783
76 * tree-data-ref.c (toplevel): Include flags.h.
77 (dump_data_dependence_relation): Also dump the inputs if the
78 result will be unknown.
79 (split_constant_offset_1): Look through some conversions.
80 * tree-predcom.c (determine_roots_comp): Restart a new chain if
81 the offset from last element is too large.
82 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
83 (reassociate_to_the_same_stmt): Handle vector registers.
84 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
86 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
87 wide_prolog_niters argument, emit widening instructions.
88 (vect_do_peeling_for_alignment): Adjust caller, use widened
89 variant of the iteration cound.
90 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
92 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
95 * config/arm/neon-testgen.m (emit_automatics): New parameter
96 features. Adjust for Fixed_return_reg feature.
97 (test_intrinsic): Call emit_automatics with new feature.
98 * config/arm/neon.ml: Update copyright years.
99 (features): New Fixed_return_reg feature.
100 (ops): Update feature for Vget_low.
102 2010-01-19 Jakub Jelinek <jakub@redhat.com>
104 PR tree-optimization/42719
105 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
109 * fwprop.c (all_uses_available_at): Return false if def_set dest
110 is a REG that is used in def_insn.
112 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
114 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
116 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
119 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
121 * target.h (struct gcc_target) <secondary_reload>: Change type
122 of last argument to secondary_reload_info *.
124 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
127 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
128 memory references with unaligned offsets. Remove CQImode handling.
129 (unaligned_memory_operand): Return 1 for memory references with
130 unaligned offsets. Remove CQImode handling.
132 2010-01-18 Richard Guenther <rguenther@suse.de>
135 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
138 2010-01-18 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/42781
141 * tree-ssa-structalias.c (find_what_var_points_to): Skip
142 restrict processing only if the original variable was
145 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
147 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
148 find number of popped argument bytes.
150 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
151 Fix the text that describes the return value for invalid insns.
153 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
155 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
156 Clarify what 'cost of the -dependence' is. Fix quoting.
158 * toplev.c (default_get_pch_validity): Rename argument to "sz".
159 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
161 2010-01-17 Jakub Jelinek <jakub@redhat.com>
163 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
164 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
166 2010-01-17 Richard Guenther <rguenther@suse.de>
169 * function.c (split_complex_args): Take a VEC to modify.
170 (assign_parms_augmented_arg_list): Build a VEC instead of
171 a chain of PARM_DECLs.
172 (assign_parms_unsplit_complex): Take a VEC of arguments.
173 Do not fixup unmodified parms.
174 (assign_parms): Deal with the VEC.
175 (gimplify_parameters): Likewise.
177 2010-01-17 Richard Guenther <rguenther@suse.de>
179 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
180 node existence check.
181 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
182 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
183 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
184 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
185 (gimple_execute_on_growing_pred): Likewise.
187 2010-01-17 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/42773
190 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
191 (compute_antic_aux): Likewise.
192 (compute_partial_antic_aux): Likewise.
194 2010-01-17 Jie Zhang <jie.zhang@analog.com>
197 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
200 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
202 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
205 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
206 Fix markup for strict argument.
208 (TARGET_SCHED_REORDER2): Fix argument types.
210 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
211 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
213 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
214 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
216 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
219 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
220 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
221 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
222 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
223 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
225 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
227 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
229 (TARGET_ASM_RELOC_RW_MASK): Add return type.
230 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
232 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
234 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
237 (TARGET_ASM_NAMED_SECTION): Fix argument list.
239 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
240 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
242 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
244 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
246 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
247 referring to it. Fix language.
249 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
251 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
253 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
255 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
257 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
258 '@var{stream}. Remove stray 'and'.
260 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
262 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
264 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
266 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
267 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
269 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
270 Fix description of return value.
271 Rename argument "sz" to "len."
273 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
274 Clarify meaning of 'true' return value.
276 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
278 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
279 rep_mode versus mode_rep.
281 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
283 (TARGET_BUILTIN_DECL): Fix name.
285 (TARGET_COMMUTATIVE_P): Fix type of first argument.
287 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
289 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
291 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
293 (TARGET_RELAXED_ORDERING): Use @deftypevr.
295 (TARGET_GET_DRAP_RTX): Note that this is a hook.
298 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
299 Rename argument tm_fn to md_fn.
301 (TARGET_OPTION_PRINT): Fix argument list.
303 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
306 * config/i386/i386.c (ix86_fixup_binary_operands):
307 Revert FMA4 fixup of operands.
309 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
312 * Makefile.in (write_entries_to_file, install-plugin):
313 Use \012 instead of \n with tr.
315 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
317 * configure.ac (HAVE_AS_REF): New C macro.
318 * configure: Regenerate.
319 * config.in: Likewise.
320 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
322 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
325 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
327 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
329 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
331 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
333 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
335 (TARGET_IN_SMALL_DATA_P): Fix argument type.
337 (TARGET_BINDS_LOCAL_P): Fix argument type.
339 (TARGET_ASM_FILE_END): Use prototype.
341 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
343 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
345 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
347 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
349 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
350 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
352 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
353 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
355 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
356 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
357 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
358 (TARGET_ADDR_SPACE_CONVERT): Likewise.
360 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
362 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
364 (TARGET_INIT_BUILTINS): Use prototype.
366 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
367 Put 'const char *' in braces. Fix parameter types.
368 (TARGET_INVALID_CONVERSION): Fix parameter types.
369 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
370 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
372 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
375 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
377 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
379 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
381 * doc/tm.texi (TARGET_HELP): Fix return type.
383 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
384 in braces. Fix argument types.
386 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
388 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
390 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
392 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
393 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
395 (TARGET_MANGLE_TYPE): Fix argument types.
397 (TARGET_IRA_COVER_CLASSES): Use prototype.
399 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
401 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
403 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
405 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
407 (TARGET_CALLEE_COPIES): Fix argument types.
409 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
411 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
413 (TARGET_FUNCTION_VALUE): Fix argument types.
415 (TARGET_RETURN_IN_MSB): Fix argument type.
417 (TARGET_RETURN_IN_MEMORY): Fix argument types.
419 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
421 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
423 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
424 agree with return type.
426 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
428 2010-01-15 Jing Yu <jingyu@google.com>
430 PR rtl-optimization/42691
431 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
432 a pseudo to a constant and are merged, and adjust comments.
434 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
436 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
438 2010-01-15 Richard Guenther <rguenther@suse.de>
441 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
442 labels of computed or non-local gotos to the destination.
443 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
444 landing pad label is the first label.
446 2010-01-15 Richard Guenther <rguenther@suse.de>
448 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
450 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
453 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
454 to allow generation of the xssqrtdp instruction on power7.
455 (sqrtdf2_fpr): Ditto.
457 2010-01-14 Jakub Jelinek <jakub@redhat.com>
460 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
461 functions with noreturn attribute.
464 * varasm.c (declare_weak): Add weak attribute to decl if it
465 doesn't have one already.
466 (assemble_external): Only add decls to weak_decls if they also
469 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
471 * var-tracking.c (var_reg_delete): Don't delete the association
472 between REGs and values or one-part variables if the register
475 2010-01-14 Jakub Jelinek <jakub@redhat.com>
478 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
479 because its first operand is a non-localized variable.
481 2010-01-14 Martin Jambor <mjambor@suse.cz>
483 PR tree-optimization/42706
484 * tree-sra.c (encountered_recursive_call): New variable.
485 (encountered_unchangable_recursive_call): Likewise.
486 (sra_initialize): Initialize both new variables.
487 (callsite_has_enough_arguments_p): New function.
488 (scan_function): Call decl and flags check only for IPA-SRA, check
489 whether there is a recursive call and whether it has enough arguments.
490 (all_callers_have_enough_arguments_p): New function.
491 (convert_callers): Look for recursive calls only when
492 encountered_recursive_call is set.
493 (ipa_early_sra): Bail out either if
494 !all_callers_have_enough_arguments_p or
495 encountered_unchangable_recursive_call.
497 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
499 * sel-sched.c: Add 2010 to copyright years.
500 * sel-sched-ir.c: Likewise.
501 * sel-sched-ir.h: Likewise.
503 2010-01-14 Martin Jambor <mjambor@suse.cz>
505 PR tree-optimization/42714
506 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
507 constructors specially.
509 2010-01-14 Andi Kleen <ak@linux.intel.com>
511 * config/i386/drivers-i386.c (detect_caches_intel):
512 Add l2sizekb parameter and fill in.
513 (host_detect_local_cpu): Add l2sizekb, fill in.
514 Add Atom small cache heuristic.
516 2010-01-14 Andi Kleen <ak@linux.intel.com>
518 * config/i386/drivers-i386.c (detect_caches_cpuid4):
519 Add level3 parameter and fill in.
520 (detect_caches_intel): Handle level3 cache.
522 2010-01-14 Andi Kleen <ak@linux.intel.com>
524 * config/i386/drivers-i386.c (host_detect_local_cpu):
525 Fix core duo detection.
527 2010-01-14 Andi Kleen <ak@linux.intel.com>
529 * config/i386/drivers-i386.c (host_detect_local_cpu):
532 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
534 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
535 (rs6000_variable_issue_1): this. Use...
536 (rs6000_variable_issue): here. Reimplement. Print debug info.
538 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
540 * sel-sched-ir.c (sel_restore_other_notes): Rename to
541 sel_restore_notes. Update all callers. Call reemit_notes
544 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
546 PR rtl-optimization/42246
547 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
550 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
552 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
553 all successors is the same as number of successors in current region.
555 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
557 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
558 to rename is not separable. Otherwise check that its LHS is not NULL.
560 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
562 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
564 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
566 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
567 available registers when failed to discover LHS register class.
568 Fix indentation. Update comment.
570 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
571 Alexander Monakov <amonakov@ispras.ru>
573 PR rtl-optimization/42389
574 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
576 (advance_state_on_fence): Likewise.
577 (sel_target_adjust_priority): Print debug output only when
578 sched_verbose >= 4, not 2.
579 (get_expr_cost): Do not issue all unique insns on the next cycle.
580 (fill_insns): Initialize can_issue_more from the value saved
582 * sel-sched-ir.c (flist_add): New parameter issue_more.
583 Init FENCE_ISSUE_MORE with it.
584 (merge_fences): Likewise.
585 (init_fences): Update call to flist_add.
586 (add_to_fences, add_clean_fence_to_fences)
587 (add_dirty_fence_to_fences): Likewise.
588 (move_fence_to_fences): Update call to merge_fences.
589 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
591 * sel-sched-ir.h (struct _fence): New field issue_more.
592 (FENCE_ISSUE_MORE): New accessor macro.
594 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
596 PR rtl-optimization/42388
597 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
598 that have no predecessors nor successors. Do not call move_bb_info
599 for empty blocks outside of current region.
601 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
603 PR rtl-optimization/42294
604 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
605 * sel-sched.c (move_exprs_to_boundary): Transitively add all
606 originators' originators.
608 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
610 PR rtl-optimization/39453
611 PR rtl-optimization/42246
612 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
614 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
616 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
617 Alexander Monakov <amonakov@ispras.ru>
620 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
621 (maybe_tidy_empty_bb): ... here. Make static. Add new
622 argument. Update all callers.
623 (tidy_control_flow): ... and here. Recompute topological order
624 of basic blocks in region if necessary.
625 (sel_redirect_edge_and_branch): Change return type. Return true
626 if topological order might have been invalidated.
627 (purge_empty_blocks): Export and move from...
628 * sel-sched.c (purge_empty_blocks): ... here.
629 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
630 (maybe_tidy_empty_bb): Delete prototype.
631 (purge_empty_blocks): Declare.
633 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
635 PR rtl-optimization/42249
636 * sel-sched.c (try_replace_dest_reg): When chosen register
637 and original register is the same, do not bail out early, but
638 still check all original insns for validity of replacing destination
639 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
642 2010-01-14 Jakub Jelinek <jakub@redhat.com>
645 Port from no-undefined-overflow branch:
646 2009-03-09 Richard Guenther <rguenther@suse.de>
648 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
650 2010-01-14 Richard Guenther <rguenther@suse.de>
653 * gimple.c (iterative_hash_gimple_type): Avoid hashing
656 2010-01-14 Ira Rosen <irar@il.ibm.com>
658 PR tree-optimization/42709
659 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
660 as scalar type in creation of constant vector operand.
662 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
665 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
666 (check-parallel-%): Match `testsuite' directory component only
669 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
672 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
675 2010-01-13 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/42730
678 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
681 2010-01-13 Steve Ellcey <sje@cup.hp.com>
684 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
685 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
688 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
690 * config/bfin/libgcc-bfin.ver: Regenerate based on current
691 libgcc-std.ver. Add entries for ___smulsi3_highpart and
694 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
695 rather than schedule_insns if the pass is enabled.
697 2010-01-13 Martin Jambor <mjambor@suse.cz>
699 PR tree-optimization/42704
700 * tree-sra.c (sra_modify_assign): Do not delete assignments to
703 2010-01-13 Martin Jambor <mjambor@suse.cz>
705 PR tree-optimization/42703
706 * tree-sra.c (analyze_access_subtree): Check that we can build a
707 reference to the original data within the aggregate.
709 2010-01-13 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/42705
712 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
715 2010-01-13 Richard Guenther <rguenther@suse.de>
718 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
720 2010-01-13 Jakub Jelinek <jakub@redhat.com>
723 * var-tracking.c (values_to_unmark): New variable.
724 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
725 values_to_unmark vector. Moved body to...
726 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
727 instead queue it into values_to_unmark vector.
728 (vt_find_locations): Free values_to_unmark vector.
730 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
732 * config/s390/s390.c (override_options): Set
733 default of max-pending-list-length to 256
735 2010-01-13 Richard Guenther <rguenther@suse.de>
738 * tree-pass.h (PROP_gimple_lcx): New.
739 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
740 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
741 before the final cleanup_eh.
742 (dump_properties): Dump PROP_gimple_lcx.
743 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
744 (tree_lower_complex_O0): Remove.
745 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
746 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
747 tree_lower_complex, schedule TODO_update_ssa.
748 * lto-streamer-out.c (output_function): Stream the functions
750 * lto-streamer-in.c (input_function): Likewise.
751 (lto_read_body): Do not override them here.
753 2010-01-12 Joseph Myers <joseph@codesourcery.com>
756 * c-typeck.c (build_c_cast): Fold value cast to union type before
757 wrapping it in a CONSTRUCTOR.
759 2010-01-12 Jakub Jelinek <jakub@redhat.com>
761 PR rtl-optimization/42699
762 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
765 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
767 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
768 SUBTARGET_WARN_UNUSED_SPEC): Move ...
769 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
770 SUBTARGET_WARN_UNUSED_SPEC): ... here
771 * config/mips/iris5.h (LIBGCC_SPEC): Define.
773 2010-01-12 Julian Brown <julian@codesourcery.com>
775 * config/arm/neon-schedgen.ml (Utils): Don't try to
777 (find_with_result): New.
779 2010-01-12 Jakub Jelinek <jakub@redhat.com>
782 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
783 sharing when canonicalizing ({lt,ge}u (plus a b) b).
785 PR tree-optimization/42645
786 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
787 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
788 decl_map, set processing_debug_stmt to -1 and return name without
791 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
793 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
794 binutils version, and reword target configuration description.
796 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
798 * config/avr/avr.h (LINKER_NAME): Remove.
800 2010-01-11 Janis Johnson <janis187@us.ibm.com>
803 * config/rs6000/rs6000.c (rs6000_override_options): On targets
804 that support VSX, warn for -mno-altivec if vsx is not disabled,
807 2010-01-11 Joseph Myers <joseph@codesourcery.com>
808 Shujing Zhao <pearly.zhao@oracle.com>
811 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
812 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
813 character between option name and help text.
814 * c.opt (imultilib): Likewise.
816 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
818 * lto-streamer-out.c (output_unreferenced_globals): Output static
821 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
823 PR rtl-optimization/42621
824 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
826 (duplicate_computed_gotos): Remove now-redundant check.
828 2010-01-10 Steve Ellcey <sje@cup.hp.com>
831 * configure.ac: Save and restore LDFLAGS and LIBS
832 * configure: Regenerate.
834 2010-01-10 Richard Guenther <rguenther@suse.de>
837 * builtins.c (fold_builtin_strlen): Add type argument and
838 convert the resulting length to it.
839 (fold_builtin_1): Adjust.
841 2010-01-09 Jakub Jelinek <jakub@redhat.com>
843 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
844 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
846 (num_insns_constant_wide): Adjust for that change.
848 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
851 * web.c (union_defs): Add used argument, to combine uses of
853 (entry_register): Adjust type and tests of used argument.
854 (web_main): Widen used for new use. Pass it to union_defs.
855 * df.h (union_defs): Adjust prototype.
857 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
860 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
861 uses in new incoming argument. Free body.
862 (reset_debug_uses_in_loop): New.
863 (analyze_insn_to_expand_var): Call the latter if the former found
864 anything. Fix whitespace. Reject invalid dest overlaps before
865 going through all insns in the loop.
867 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
870 * haifa-sched.c (dying_use_p): Debug insns don't count.
872 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
875 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
876 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
877 (verify_gimple_call): Reject LHS in noreturn calls.
879 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
883 * tree-vect-loop-manip.c (adjust_info): New type.
884 (adjust_vec): New pointer to vector.
885 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
886 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
887 (slpeel_update_phis_for_duplicate_loop): Use them.
888 (slpeel_update_phi_nodes_for_guard1): Likewise.
889 (slpeel_update_phi_nodes_for_guard2): Likewise.
890 (slpeel_tree_peel_loop_to_edge): Likewise.
891 (vect_update_ivs_after_vectorizer): Likewise.
893 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
895 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
896 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
898 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
900 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
901 bogus uninitialized warning.
903 2010-01-09 Richard Guenther <rguenther@suse.de>
906 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
907 the evolution is compatible with the initial condition.
909 2010-01-09 Jakub Jelinek <jakub@redhat.com>
911 * gcc.c (process_command): Update copyright notice dates.
912 * gcov.c (print_version): Likewise.
913 * gcov-dump.c (print_version): Likewise.
914 * mips-tfile.c (main): Likewise.
915 * mips-tdump.c (main): Likewise.
917 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
920 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
925 (rotlsi3_16): Delete.
926 (rotlsi3_24): Delete.
930 * config/avr/avr.c (avr_rotate_bytes): New function.
931 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
933 2010-01-08 Steve Ellcey <sje@cup.hp.com>
936 * configure.ac: Modify -rdynamic check.
937 * configure: Regenerate.
939 2010-01-08 DJ Delorie <dj@redhat.com>
941 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
942 register popping order.
944 2010-01-08 Richard Guenther <rguenther@suse.de>
947 * c.opt (fsigned-char): Also let LTO handle this option.
948 (funsigned-char): Likewise.
950 2010-01-07 Richard Guenther <rguenther@suse.de>
952 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
953 (gimple_op): Likewise.
954 (gimple_op_ptr): Likewise.
955 (gimple_assign_set_lhs): Remove gcc_assert.
956 (gimple_assign_set_rhs1): Likewise.
957 (gimple_assign_set_rhs2): Likewise.
958 (gimple_call_set_lhs): Likewise.
959 (gimple_call_set_fn): Likewise.
960 (gimple_call_set_fndecl): Likewise.
961 (gimple_call_fndecl): Likewise.
962 (gimple_call_return_type): Likewise.
963 (gimple_call_set_chain): Likewise.
964 (gimple_call_num_args): Likewise.
965 (gimple_call_set_arg): Likewise.
966 (gimple_cond_set_code): Likewise.
967 (gimple_cond_set_lhs): Likewise.
968 (gimple_cond_set_rhs): Likewise.
969 (gimple_cond_set_true_label): Likewise.
970 (gimple_cond_set_false_label): Likewise.
971 (gimple_label_set_label): Likewise.
972 (gimple_goto_set_dest): Likewise.
973 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
974 (gimple_debug_bind_get_value): Likewise.
975 (gimple_debug_bind_get_value_ptr): Likewise.
976 (gimple_debug_bind_set_var): Likewise.
977 (gimple_debug_bind_set_value): Likewise.
978 (gimple_debug_bind_reset_value): Likewise.
979 (gimple_debug_bind_has_value_p): Likewise.
980 (gimple_return_retval_ptr): Remove gcc_assert.
981 (gimple_return_retval): Likewise.
982 (gimple_return_set_retval): Likewise.
983 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
984 (safe_referenced_var_iterator): Remove.
985 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
986 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
987 (fill_referenced_var_vec): Remove.
988 (first_readonly_imm_use): Remove redundant gcc_assert.
989 (phi_arg_index_from_use): Combine gcc_asserts.
990 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
991 (first_imm_use_stmt): Remove redundant gcc_assert.
992 * tree-cfg.c (verify_gimple_call): Verify function and chain
993 operands. Verify arguments.
994 (verify_types_in_gimple_stmt): Verify condition code and labels.
996 2010-01-07 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/42641
999 * sese.c (rename_map_elt_info): Use the SSA name version, do
1002 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1004 PR tree-optimization/42625
1005 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1006 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1009 2010-01-07 Duncan Sands <baldrick@free.fr>
1011 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1013 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1016 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1017 note itself is not function_invariant_p.
1019 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1021 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1022 Do not add the DF_NOTE problem.
1023 * store-motion.c (execute_rtl_store_motion): Likewise.
1025 2010-01-07 Martin Jambor <mjambor@suse.cz>
1027 PR tree-optimization/42157
1028 * tree-sra.c (compare_access_positions): Stabilize sort if both
1029 accesses have integer types, return zero immediately if they are the
1032 2010-01-06 Richard Henderson <rth@redhat.com>
1035 * haifa-sched.c (add_to_note_list): Merge into ...
1036 (concat_note_lists): ... here, and ...
1037 (unlink_other_notes, rm_other_notes): Merge into...
1038 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1039 NOTE_INSN_EPILOGUE_BEG.
1041 2010-01-06 Richard Guenther <rguenther@suse.de>
1043 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1044 not inline regular functions into always-inline functions.
1046 2010-01-06 Nick Clifton <nickc@redhat.com>
1048 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1049 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1051 (OVERRIDE_OPTIONS): Delete.
1052 (OPTIMIZATION_OPTIONS): Define.
1053 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1054 * config/rx/rx.c (rx_handle_option): Issue an error message if
1055 -mcpu=rx200 and -fpu are used together.
1056 (rx_set_optimization_options): New function. Issue an error
1057 message if an optimization attribute attempts to reset the FPU/
1058 math optimization pairing.
1059 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1060 * config/rx/rx.opt: Set the default to 32-bit doubles.
1061 * config/rx/t-rx: Add multilibs for -nofpu option.
1062 * doc/invoke.texi: Update documentation of RX options.
1064 2010-01-06 Richard Guenther <rguenther@suse.de>
1066 * tree-ssa-pre.c (name_to_id): New global.
1067 (alloc_expression_id): Simplify SSA name handling.
1068 (lookup_expression_id): Likewise.
1069 (init_pre): Zero name_to_id.
1070 (fini_pre): Free it.
1072 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1074 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1076 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1079 * config/i386/sse.md (smaxv2di3): New.
1080 (umaxv2di3): Likewise.
1081 (sminv2di3): Likewise.
1082 (uminv2di3): Likewise.
1084 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1087 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1088 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1089 (legitimize_tls_address): Likewise.
1090 (sparc_tls_referenced_p): Likewise.
1091 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1092 and adjust calls to legitimize_pic_address.
1093 (legitimate_constant_p) Use sparc_tls_referenced_p.
1094 (legitimate_pic_operand_p): Likewise.
1095 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1096 (sparc_tls_symbol_ref_1): Delete.
1097 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1098 (legitimize_tls_address): Make static, handle CONST patterns.
1099 (legitimize_pic_address): Make static, remove unused parameter and
1100 adjust recursive calls.
1101 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1102 and adjust call to legitimize_pic_address.
1103 (sparc_output_mi_thunk): Likewise.
1105 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1106 H.J. Lu <hongjiu.lu@intel.com>
1109 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1110 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1111 operands to make them signed.
1114 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1117 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1118 GTU to GT for V4SI and V2DI.
1120 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1121 (umin<mode>3): Removed.
1123 (uminv4si3): Likewise.
1125 2010-01-05 Martin Jambor <mjambor@suse.cz>
1127 PR tree-optimization/42462
1128 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1129 current_function_decl to helper functions and macros.
1131 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1134 * flags.h: Don't include real.h.
1135 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1136 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1137 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1138 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1139 * dominance.c: Update copyright.
1140 * gimple.c (walk_gimple_op): Remove inline.
1141 * tree-ssa-reassoc.c: Include real.h.
1142 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1143 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1145 2010-01-05 Nick Clifton <nickc@redhat.com>
1147 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1148 register to push into the stack frame when the accumulator has to
1149 be saved during interrupts.
1151 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1153 * doc/invoke.texi: Remove the documentation about option
1155 * common.opt (Wunreachable-code): Preserved for backward
1157 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1158 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1159 the backward compatibility flag section.
1161 2010-01-05 Richard Guenther <rguenther@suse.de>
1163 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1165 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1168 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1170 PR tree-optimization/42508
1171 * tree-sra.c (convert_callers): Check for recursive call
1172 by comparing cgraph nodes instead of decls.
1173 (modify_function): Call ipa_modify_formal_parameters also
1174 on all same_body aliases.
1176 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1177 cgraph nodes when checking for same_body aliases.
1179 2010-01-05 Richard Guenther <rguenther@suse.de>
1181 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1182 allocation and lookup.
1183 (get_or_alloc_expr_for_constant): Likewise.
1184 (phi_translate): Sink allocation.
1186 2010-01-04 Richard Guenther <rguenther@suse.de>
1188 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1189 a new entry only if needed.
1190 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1191 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1193 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1195 (phi_translate): Handle CONSTANTs early.
1197 2010-01-04 Martin Jambor <mjambor@suse.cz>
1199 PR tree-optimization/42398
1200 * tree-sra.c (struct access): Removed flag grp_different_types.
1201 (dump_access): Do not dump the removed flag.
1202 (sort_and_splice_var_accesses): Do not set the removed flag.
1203 (sra_modify_expr): Check for type compatibility directly.
1205 2010-01-04 Martin Jambor <mjambor@suse.cz>
1207 PR tree-optimization/42366
1208 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1209 edges with variable number of parameters.
1210 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1211 flag instead of asserting it.
1212 (ipa_read_node_info): Read uses_analysis_done flag.
1214 2010-01-04 Richard Guenther <rguenther@suse.de>
1216 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1217 iterative_hash_* as intended.
1218 (vn_reference_compute_hash): Likewise. Simplify hashing
1220 (vn_reference_lookup_2): Likewise.
1221 (vn_nary_op_compute_hash): Likewise.
1222 (vn_phi_compute_hash): Likewise.
1223 (expressions_equal_p): Remove strange code.
1224 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1225 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1226 (bitmap_insert_into_set_1): Take value-id as parameter.
1227 (add_to_value): Pass it.
1228 (bitmap_insert_into_set): Likewise.
1229 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1231 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1234 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1235 (do_self_spec): For switches with SWITCH_IGNORE set set also
1236 SWITCH_IGNORE_PERMANENTLY.
1237 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1240 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1242 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1243 tree of an unreferenced global var.
1245 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1248 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1249 GTU to GT for V4SI and V2DI.
1251 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1252 (umin<mode>3): Removed.
1254 (uminv4si3): Likewise.
1256 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1259 * collect2.c (main): Turn on trace in collect2 if -v is passed
1262 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1264 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1265 description of expression operand.
1267 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1269 * configure.ac: Add install-html to target_list for Make-hooks.
1270 * configure: Regenerate.
1271 * fortran/Make-lang.in (F95_HTMLFILES): New.
1272 (fortran.html): Use it.
1273 (fortran.install-html): New.
1274 * Makefile.in (install-html): Add lang.install-html.
1275 * java/Make-lang.in (JAVA_HTMLFILES): New.
1276 (java.html): Use it.
1277 (java.install-html): New.
1278 * objc/Make-lang.in (objc.install-html): New.
1279 * objcp/Make-lang.in (obj-c++.install-html): New.
1280 * cp/Make-lang.in (c++.install-html): New.
1281 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1282 * lto/Make-lang.in (lto.install-html): New.
1284 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1287 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1289 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1291 PR rtl-optimization/41862
1292 * store-motion.c (store_killed_in_insn, compute_store_table,
1293 remove_reachable_equiv_notes, replace_store_insn,
1294 build_store_vectors): Ignore all DEBUG_INSNs.
1296 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1299 * common.opt: Add dumpdir.
1301 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1303 (option_map): Add --dumpdir.
1305 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1307 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1309 * opts.c (decode_options): Try dump_dir_name first if
1310 dump_base_name isn't an absolute path.
1311 (common_handle_option): Handle OPT_dumpdir.
1313 * toplev.c (dump_dir_name): New.
1314 (print_switch_values): Also ignore -dumpdir.
1316 * toplev.h (dump_dir_name): New.
1318 2010-01-03 Richard Guenther <rguenther@suse.de>
1320 PR tree-optimization/42589
1321 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1322 double-word expansion of bswap32.
1324 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1326 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1327 with BLOCK_FOR_INSN.
1328 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1329 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1330 noce_process_if_block): Likewise.
1331 * gcse.c (compute_local_properties, insert_expr_in_table,
1332 insert_set_in_table, canon_list_insert, find_avail_set,
1333 pre_insert_copy_insn): Likewise.
1335 * basic-block.h (BLOCK_NUM): Move from here...
1336 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1338 2010-01-03 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/42438
1341 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1342 contains_may_not_return_call flag.
1343 (BB_MAY_NOTRETURN): New.
1344 (valid_in_sets): Trapping nary operations are not valid
1345 in blocks that may not return.
1346 (insert_into_preds_of_block): Remove check for trapping
1348 (compute_avail): Compute also BB_MAY_NOTRETURN.
1350 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1352 * doc/invoke.texi: Add 2010 to copyright years.
1354 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1356 * config/sparc/sparc.c: Fix formatting nits.
1358 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1359 Alexander Monakov <amonakov@ispras.ru>
1361 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1363 2010-01-02 Richard Guenther <rguenther@suse.de>
1366 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1367 (simplify_switch_using_ranges): Mark to be removed edges
1370 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1372 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1374 * collect2.c (scan_libraries): Add missing argument in call to
1377 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1380 * config/alpha/predicates.md (aligned_memory_operand): Return false
1382 (unaligned_memory_operand): Return true for CQImode.
1383 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1384 doesn not cross aligned SImode word boundary.
1386 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1388 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1390 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1391 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1393 2010-01-02 Richard Guenther <rguenther@suse.de>
1396 * toplev.c (compile_file): Emit LTO marker properly. Change
1398 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1400 2010-01-01 Richard Guenther <rguenther@suse.de>
1403 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1405 2010-01-01 Richard Guenther <rguenther@suse.de>
1408 * c-decl.c (grokdeclarator): For zero-size arrays force
1409 structural equality checks as layout_type does.
1411 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1413 * builtins.c: Update copyright to 2010.
1415 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1418 * lto-streamer-out.c (produce_asm): Revert the last change.
1419 (copy_function): Likewise.
1421 * lto-streamer.c (lto_get_section_name): Skip any leading
1424 2010-01-01 Richard Guenther <rguenther@suse.de>
1427 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1431 Copyright (C) 2010 Free Software Foundation, Inc.
1433 Copying and distribution of this file, with or without modification,
1434 are permitted in any medium without royalty provided the copyright
1435 notice and this notice are preserved.