1 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4 the same alias set and their sizes different constantness.
5 (aliasing_component_refs_p): Revert 2009-10-24 change.
7 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
12 2010-01-29 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
15 Assert we successfully updated the call.
17 2010-01-29 Jakub Jelinek <jakub@redhat.com>
19 PR rtl-optimization/42889
20 * df.h (df_set_bb_dirty_nonlr): New prototype.
21 * df-core.c (df_set_bb_dirty_nonlr): New function.
22 * df-scan.c (df_insn_rescan): Call it instead of
23 df_set_bb_dirty for DEBUG_INSNs.
25 2010-01-29 Richard Guenther <rguenther@suse.de>
28 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
29 quadratic behavior in most cases.
31 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
35 in the call to gen_x86_movsicc_0_m1.
37 2010-01-28 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/42871
40 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
43 2010-01-28 Richard Guenther <rguenther@suse.de>
45 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
48 2010-01-28 Richard Guenther <rguenther@suse.de>
51 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
52 the forwarder if the destination is an EH landing pad.
54 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
56 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
57 block list passed to gimple_duplicate_sese_tail.
58 (parallelize_loops): Avoid parallelization when the function
60 Avoid parallelization when the preheader is IRREDUCIBLE.
61 Try to optimize when estimated_loop_iterations_int is unresolved.
62 Add the loop's location to the dump file.
63 * tree-cfg.c (add_phi_args_after_redirect): Remove.
64 (gimple_duplicate_sese_tail): Remove the check for the latch.
65 Redirect nexits to the exit block.
66 Remove handling of the incoming edges to the latch.
67 Redirect the backedge from the copied latch to the exit bb.
69 2010-01-28 Michael Matz <matz@suse.de>
72 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
73 Wrap force_reg into a sequence, emit it before user.
75 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
77 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
79 (arm_legacy_rev): Likewise.
80 (thumb_legacy_rev): Likewise.
82 2010-01-27 Jakub Jelinek <jakub@redhat.com>
84 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
85 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
86 on MEM's address failed, try avoid_constant_pool_reference and
87 recurse if it returned something different.
88 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
89 address, try avoid_constant_pool_reference and recurse if it
90 returned something different.
91 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
92 address and avoid_constant_pool_reference returned something
93 different, don't set have_address.
95 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
98 * var-tracking.c (val_store): Add modified argument, obey it.
100 (count_uses): Move down logging of main.
101 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
102 don't need resolution.
103 (emit_notes_in_bb): Likewise.
105 2010-01-27 Richard Guenther <rguenther@suse.de>
108 * tree-inline.c (remap_decl): Delay remapping of SSA name
109 default definitions until we need them.
111 2010-01-27 Jakub Jelinek <jakub@redhat.com>
113 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
114 (rs6000_delegitimize_address): New function.
116 * config/s390/s390.c (s390_delegitimize_address): Call
117 delegitimize_mem_from_attrs.
120 * tree-inline.c (cannot_copy_type_1): Removed.
121 (copy_forbidden): Don't forbid copying of functions containing
122 records/unions with variable length fields.
124 2010-01-27 Christian Bruel <christian.bruel@st.com>
128 * config/sh/sh.c (find_barrier): Increase length for non delayed
129 conditional branches.
131 2010-01-27 Matthias Klose <doko@ubuntu.com>
133 * configure.ac (gnu-unique-object): Fix ldd version check.
134 * configure: Regenerate.
136 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
138 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
140 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
141 Test for HAVE_GNU_AS value.
143 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
145 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
146 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
148 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
149 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
150 INT_LEAST64_TYPE): Define.
151 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
152 UINT_LEAST64_TYPE): Define.
153 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
154 INT_FAST64_TYPE): Define.
155 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
156 UINT_FAST64_TYPE): Define.
157 (INTMAX_TYPE, UINTMAX_TYPE): Define.
158 (INTPTR_TYPE, UINTPTR_TYPE): Define.
159 (SIG_ATOMIC_TYPE): Define.
161 2010-01-26 Richard Guenther <rguenther@suse.de>
163 * df-scan.c (df_scan_set_bb_info): Remove assert.
164 (df_insn_rescan_debug_internal): Merge asserts.
165 (df_install_ref): Likewise.
166 (df_mark_reg): Use bitmap_set_range.
167 (df_hard_reg_used_p): Remove assert.
168 (df_hard_reg_used_count): Likewise.
170 2010-01-26 Richard Guenther <rguenther@suse.de>
172 PR rtl-optimization/42685
173 * web.c (web_main): Ignore DEBUG_INSNs.
175 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
177 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
179 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
180 Fix types of fndecl and arglist parameters.
182 2010-01-26 Richard Guenther <rguenther@suse.de>
185 * tree-eh.c (unsplit_eh): Skip debug insns.
187 2010-01-26 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/42250
190 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
192 2010-01-26 Jakub Jelinek <jakub@redhat.com>
195 * omp-low.c (expand_omp_sections): Only use single_pred if
196 l2_bb is single_pred_p.
198 2010-01-25 Christian Bruel <christian.bruel@st.com>
201 * config/sh/sh.c (find_barrier): Increase length for non delayed
202 conditional branches.
203 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
205 2010-01-24 David S. Miller <davem@davemloft.net>
207 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
208 define if not using GAS.
209 * config/sparc/sparc.c (sparc_elf_asm_named_section):
210 Likewise. Delete SECTION_MERGE code, which is only applicable
213 2010-01-24 Mark Mitchell <mark@codesourcery.com>
216 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
217 mangling of va_list in system headers.
219 2010-01-23 Toon Moene <toon@moene.org>
221 * tree-predcom.c (combine_chains): Return NULL, not false.
223 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
225 * tree-loop-distribution.c (distribute_loop): Fix declaration and
226 initialization of variable res to agree with return type.
228 2010-01-22 Steve Ellcey <sje@cup.hp.com>
230 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
231 * tree-sra.c: Add include of expr.h.
233 2010-01-22 Jakub Jelinek <jakub@redhat.com>
235 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
236 insert the debug stmt on the single non-EH edge from the stmt.
238 2010-01-22 Richard Henderson <rth@redhat.com>
241 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
242 the RHS until after generate_subtree_copies has insertted its
243 code before the current statement.
245 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
247 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
249 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
251 2010-01-21 Martin Jambor <mjambor@suse.cz>
253 PR tree-optimization/42585
254 * tree-sra.c (struct access): New field grp_total_scalarization.
255 (dump_access): Dump the new field.
256 (should_scalarize_away_bitmap): New variable.
257 (cannot_scalarize_away_bitmap): Likewise.
258 (sra_initialize): Allocate new bitmaps.
259 (sra_deinitialize): Free new bitmaps.
260 (create_access_1): New function.
261 (create_access): Parts moved to create_access_1.
262 (type_consists_of_records_p): New function.
263 (completely_scalarize_record): Likewise.
264 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
265 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
266 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
268 (analyze_all_variable_accesses): Completely scalarize small eligible
271 2010-01-21 Martin Jambor <mjambor@suse.cz>
273 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
275 2010-01-21 Andrew Haley <aph@redhat.com>
277 * gcc.c (process_command): Move lang_specific_driver before
278 setting cc_libexec_prefix.
280 2010-01-21 Richard Guenther <rguenther@suse.de>
283 * fold-const.c (negate_expr_p): Pretend only negative
284 real constants are easily negatable.
286 2010-01-20 Janis Johnson <janis187@us.ibm.com>
287 Jason Merrill <jason@redhat.com>
289 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
290 (TYPE_TRANSPARENT_AGGR): this, for union and record.
291 * calls.c (initialize argument_information): Handle it.
292 * c-common.c (handle_transparent_union_attribute): Use new name.
293 * c-decl.c (finish_struct): Ditto.
294 * c-typeck.c (type_lists_compatible_p): Ditto.
295 (convert_for_assignment): Use new name and also handle record.
296 * function.c (aggregate_value_p): Handle it.
297 (pass_by_reference): Ditto.
298 (assign_parm_data_types): Ditto.
299 * print-tree.c (print_node): Ditto.
300 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
301 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
302 * tree.c (first_field): New fn.
304 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
307 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
308 even when linking statically, for now.
310 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
313 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
314 without a cselib val.
315 (count_uses): Accept MO_VAL_SET with no val on stores.
316 (add_stores): Likewise.
318 2010-01-20 Jakub Jelinek <jakub@redhat.com>
320 * var-tracking.c (check_value_val): Add a compile time assertion.
321 (dv_is_decl_p): Simplify.
322 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
323 gcc_assert if ENABLE_CHECKING.
325 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
328 * var-tracking.c: Include tree-flow.h.
329 (mem_dies_at_call): New.
330 (dataflow_set_preserve_mem_locs): Use it.
331 (dataflow_set_remove_mem_locs): Likewise.
332 (dump_var): Renamed from dump_variable. Adjust all callers.
333 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
334 * Makefile.in (var-tracking.o): Adjust deps.
336 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
338 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
340 2010-01-20 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/42717
343 * tree-ssa-dce.c (get_live_post_dom): Remove.
344 (forward_edge_to_pdom): Take an arbitrary edge to copy
345 degenerate PHI args from.
346 (remove_dead_stmt): Use the first post-dominator even if it
347 does not contain live statements as redirection destination.
349 2010-01-20 Richard Guenther <rguenther@suse.de>
351 * tree-inline.c (estimate_num_insns): Handle EH builtins.
353 2010-01-20 Jakub Jelinek <jakub@redhat.com>
355 * sel-sched.c (create_speculation_check): Remove set but not used
357 (try_transformation_cache): Remove set but not used variable ds.
358 (calculate_privileged_insns): Remove set but not used variables
359 cur_insn and min_spec_insn.
360 (find_best_expr): Remove set but not used variable avail_n.
361 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
363 * cgraphunit.c (assemble_thunk): Remove set but not used variable
365 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
366 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
369 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
372 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
373 cpu types. Add support for *-sse3 cpu types.
376 2010-01-20 Jakub Jelinek <jakub@redhat.com>
379 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
380 argument, call initializer_constant_valid_p_1 instead of
381 initializer_constant_valid_p, pass CACHE to it, return NULL
382 immediately if first call returns NULL.
383 (initializer_constant_valid_p_1): New function.
384 (initializer_constant_valid_p): Use it.
386 2010-01-20 Thomas Quinot <quinot@adacore.com>
388 * tree.def (PLACEHOLDER_EXPR): Fix comment.
390 2010-01-20 Jakub Jelinek <jakub@redhat.com>
392 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
393 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
394 (loc_list_from_tree): Don't handle unsigned division. Handle
395 signed modulo using DW_OP_{over,over,div,mul,minus}.
396 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
397 modulo instead of signed.
399 2010-01-20 DJ Delorie <dj@redhat.com>
401 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
403 (h8300_emit_stack_adjustment): Propogate it.
405 (h8300_expand_prologue): Likewise.
406 (h8300_expand_epilogue): Likewise.
408 2010-01-19 Michael Matz <matz@suse.de>
410 PR tree-optimization/41783
411 * tree-data-ref.c (toplevel): Include flags.h.
412 (dump_data_dependence_relation): Also dump the inputs if the
413 result will be unknown.
414 (split_constant_offset_1): Look through some conversions.
415 * tree-predcom.c (determine_roots_comp): Restart a new chain if
416 the offset from last element is too large.
417 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
418 (reassociate_to_the_same_stmt): Handle vector registers.
419 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
421 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
422 wide_prolog_niters argument, emit widening instructions.
423 (vect_do_peeling_for_alignment): Adjust caller, use widened
424 variant of the iteration cound.
425 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
427 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
430 * config/arm/neon-testgen.m (emit_automatics): New parameter
431 features. Adjust for Fixed_return_reg feature.
432 (test_intrinsic): Call emit_automatics with new feature.
433 * config/arm/neon.ml: Update copyright years.
434 (features): New Fixed_return_reg feature.
435 (ops): Update feature for Vget_low.
437 2010-01-19 Jakub Jelinek <jakub@redhat.com>
439 PR tree-optimization/42719
440 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
444 * fwprop.c (all_uses_available_at): Return false if def_set dest
445 is a REG that is used in def_insn.
447 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
449 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
451 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
454 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
456 * target.h (struct gcc_target) <secondary_reload>: Change type
457 of last argument to secondary_reload_info *.
459 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
462 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
463 memory references with unaligned offsets. Remove CQImode handling.
464 (unaligned_memory_operand): Return 1 for memory references with
465 unaligned offsets. Remove CQImode handling.
467 2010-01-18 Richard Guenther <rguenther@suse.de>
470 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
473 2010-01-18 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/42781
476 * tree-ssa-structalias.c (find_what_var_points_to): Skip
477 restrict processing only if the original variable was
480 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
482 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
483 find number of popped argument bytes.
485 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
486 Fix the text that describes the return value for invalid insns.
488 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
490 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
491 Clarify what 'cost of the -dependence' is. Fix quoting.
493 * toplev.c (default_get_pch_validity): Rename argument to "sz".
494 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
496 2010-01-17 Jakub Jelinek <jakub@redhat.com>
498 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
499 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
501 2010-01-17 Richard Guenther <rguenther@suse.de>
504 * function.c (split_complex_args): Take a VEC to modify.
505 (assign_parms_augmented_arg_list): Build a VEC instead of
506 a chain of PARM_DECLs.
507 (assign_parms_unsplit_complex): Take a VEC of arguments.
508 Do not fixup unmodified parms.
509 (assign_parms): Deal with the VEC.
510 (gimplify_parameters): Likewise.
512 2010-01-17 Richard Guenther <rguenther@suse.de>
514 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
515 node existence check.
516 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
517 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
518 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
519 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
520 (gimple_execute_on_growing_pred): Likewise.
522 2010-01-17 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/42773
525 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
526 (compute_antic_aux): Likewise.
527 (compute_partial_antic_aux): Likewise.
529 2010-01-17 Jie Zhang <jie.zhang@analog.com>
532 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
535 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
537 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
540 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
541 Fix markup for strict argument.
543 (TARGET_SCHED_REORDER2): Fix argument types.
545 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
546 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
548 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
549 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
551 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
554 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
555 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
556 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
557 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
558 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
560 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
562 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
564 (TARGET_ASM_RELOC_RW_MASK): Add return type.
565 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
567 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
569 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
572 (TARGET_ASM_NAMED_SECTION): Fix argument list.
574 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
575 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
577 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
579 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
581 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
582 referring to it. Fix language.
584 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
586 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
588 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
590 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
592 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
593 '@var{stream}. Remove stray 'and'.
595 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
597 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
599 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
601 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
602 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
604 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
605 Fix description of return value.
606 Rename argument "sz" to "len."
608 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
609 Clarify meaning of 'true' return value.
611 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
613 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
614 rep_mode versus mode_rep.
616 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
618 (TARGET_BUILTIN_DECL): Fix name.
620 (TARGET_COMMUTATIVE_P): Fix type of first argument.
622 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
624 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
626 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
628 (TARGET_RELAXED_ORDERING): Use @deftypevr.
630 (TARGET_GET_DRAP_RTX): Note that this is a hook.
633 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
634 Rename argument tm_fn to md_fn.
636 (TARGET_OPTION_PRINT): Fix argument list.
638 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
641 * config/i386/i386.c (ix86_fixup_binary_operands):
642 Revert FMA4 fixup of operands.
644 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
647 * Makefile.in (write_entries_to_file, install-plugin):
648 Use \012 instead of \n with tr.
650 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
652 * configure.ac (HAVE_AS_REF): New C macro.
653 * configure: Regenerate.
654 * config.in: Likewise.
655 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
657 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
660 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
662 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
664 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
666 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
668 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
670 (TARGET_IN_SMALL_DATA_P): Fix argument type.
672 (TARGET_BINDS_LOCAL_P): Fix argument type.
674 (TARGET_ASM_FILE_END): Use prototype.
676 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
678 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
680 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
682 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
684 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
685 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
687 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
688 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
690 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
691 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
692 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
693 (TARGET_ADDR_SPACE_CONVERT): Likewise.
695 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
697 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
699 (TARGET_INIT_BUILTINS): Use prototype.
701 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
702 Put 'const char *' in braces. Fix parameter types.
703 (TARGET_INVALID_CONVERSION): Fix parameter types.
704 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
705 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
707 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
710 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
712 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
714 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
716 * doc/tm.texi (TARGET_HELP): Fix return type.
718 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
719 in braces. Fix argument types.
721 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
723 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
725 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
727 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
728 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
730 (TARGET_MANGLE_TYPE): Fix argument types.
732 (TARGET_IRA_COVER_CLASSES): Use prototype.
734 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
736 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
738 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
740 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
742 (TARGET_CALLEE_COPIES): Fix argument types.
744 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
746 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
748 (TARGET_FUNCTION_VALUE): Fix argument types.
750 (TARGET_RETURN_IN_MSB): Fix argument type.
752 (TARGET_RETURN_IN_MEMORY): Fix argument types.
754 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
756 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
758 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
759 agree with return type.
761 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
763 2010-01-15 Jing Yu <jingyu@google.com>
765 PR rtl-optimization/42691
766 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
767 a pseudo to a constant and are merged, and adjust comments.
769 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
771 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
773 2010-01-15 Richard Guenther <rguenther@suse.de>
776 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
777 labels of computed or non-local gotos to the destination.
778 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
779 landing pad label is the first label.
781 2010-01-15 Richard Guenther <rguenther@suse.de>
783 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
785 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
788 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
789 to allow generation of the xssqrtdp instruction on power7.
790 (sqrtdf2_fpr): Ditto.
792 2010-01-14 Jakub Jelinek <jakub@redhat.com>
795 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
796 functions with noreturn attribute.
799 * varasm.c (declare_weak): Add weak attribute to decl if it
800 doesn't have one already.
801 (assemble_external): Only add decls to weak_decls if they also
804 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
806 * var-tracking.c (var_reg_delete): Don't delete the association
807 between REGs and values or one-part variables if the register
810 2010-01-14 Jakub Jelinek <jakub@redhat.com>
813 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
814 because its first operand is a non-localized variable.
816 2010-01-14 Martin Jambor <mjambor@suse.cz>
818 PR tree-optimization/42706
819 * tree-sra.c (encountered_recursive_call): New variable.
820 (encountered_unchangable_recursive_call): Likewise.
821 (sra_initialize): Initialize both new variables.
822 (callsite_has_enough_arguments_p): New function.
823 (scan_function): Call decl and flags check only for IPA-SRA, check
824 whether there is a recursive call and whether it has enough arguments.
825 (all_callers_have_enough_arguments_p): New function.
826 (convert_callers): Look for recursive calls only when
827 encountered_recursive_call is set.
828 (ipa_early_sra): Bail out either if
829 !all_callers_have_enough_arguments_p or
830 encountered_unchangable_recursive_call.
832 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
834 * sel-sched.c: Add 2010 to copyright years.
835 * sel-sched-ir.c: Likewise.
836 * sel-sched-ir.h: Likewise.
838 2010-01-14 Martin Jambor <mjambor@suse.cz>
840 PR tree-optimization/42714
841 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
842 constructors specially.
844 2010-01-14 Andi Kleen <ak@linux.intel.com>
846 * config/i386/drivers-i386.c (detect_caches_intel):
847 Add l2sizekb parameter and fill in.
848 (host_detect_local_cpu): Add l2sizekb, fill in.
849 Add Atom small cache heuristic.
851 2010-01-14 Andi Kleen <ak@linux.intel.com>
853 * config/i386/drivers-i386.c (detect_caches_cpuid4):
854 Add level3 parameter and fill in.
855 (detect_caches_intel): Handle level3 cache.
857 2010-01-14 Andi Kleen <ak@linux.intel.com>
859 * config/i386/drivers-i386.c (host_detect_local_cpu):
860 Fix core duo detection.
862 2010-01-14 Andi Kleen <ak@linux.intel.com>
864 * config/i386/drivers-i386.c (host_detect_local_cpu):
867 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
869 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
870 (rs6000_variable_issue_1): this. Use...
871 (rs6000_variable_issue): here. Reimplement. Print debug info.
873 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
875 * sel-sched-ir.c (sel_restore_other_notes): Rename to
876 sel_restore_notes. Update all callers. Call reemit_notes
879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
881 PR rtl-optimization/42246
882 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
887 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
888 all successors is the same as number of successors in current region.
890 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
892 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
893 to rename is not separable. Otherwise check that its LHS is not NULL.
895 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
897 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
899 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
901 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
902 available registers when failed to discover LHS register class.
903 Fix indentation. Update comment.
905 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
906 Alexander Monakov <amonakov@ispras.ru>
908 PR rtl-optimization/42389
909 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
911 (advance_state_on_fence): Likewise.
912 (sel_target_adjust_priority): Print debug output only when
913 sched_verbose >= 4, not 2.
914 (get_expr_cost): Do not issue all unique insns on the next cycle.
915 (fill_insns): Initialize can_issue_more from the value saved
917 * sel-sched-ir.c (flist_add): New parameter issue_more.
918 Init FENCE_ISSUE_MORE with it.
919 (merge_fences): Likewise.
920 (init_fences): Update call to flist_add.
921 (add_to_fences, add_clean_fence_to_fences)
922 (add_dirty_fence_to_fences): Likewise.
923 (move_fence_to_fences): Update call to merge_fences.
924 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
926 * sel-sched-ir.h (struct _fence): New field issue_more.
927 (FENCE_ISSUE_MORE): New accessor macro.
929 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
931 PR rtl-optimization/42388
932 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
933 that have no predecessors nor successors. Do not call move_bb_info
934 for empty blocks outside of current region.
936 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
938 PR rtl-optimization/42294
939 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
940 * sel-sched.c (move_exprs_to_boundary): Transitively add all
941 originators' originators.
943 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
945 PR rtl-optimization/39453
946 PR rtl-optimization/42246
947 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
949 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
951 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
952 Alexander Monakov <amonakov@ispras.ru>
955 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
956 (maybe_tidy_empty_bb): ... here. Make static. Add new
957 argument. Update all callers.
958 (tidy_control_flow): ... and here. Recompute topological order
959 of basic blocks in region if necessary.
960 (sel_redirect_edge_and_branch): Change return type. Return true
961 if topological order might have been invalidated.
962 (purge_empty_blocks): Export and move from...
963 * sel-sched.c (purge_empty_blocks): ... here.
964 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
965 (maybe_tidy_empty_bb): Delete prototype.
966 (purge_empty_blocks): Declare.
968 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
970 PR rtl-optimization/42249
971 * sel-sched.c (try_replace_dest_reg): When chosen register
972 and original register is the same, do not bail out early, but
973 still check all original insns for validity of replacing destination
974 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
977 2010-01-14 Jakub Jelinek <jakub@redhat.com>
980 Port from no-undefined-overflow branch:
981 2009-03-09 Richard Guenther <rguenther@suse.de>
983 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
985 2010-01-14 Richard Guenther <rguenther@suse.de>
988 * gimple.c (iterative_hash_gimple_type): Avoid hashing
991 2010-01-14 Ira Rosen <irar@il.ibm.com>
993 PR tree-optimization/42709
994 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
995 as scalar type in creation of constant vector operand.
997 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1000 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1001 (check-parallel-%): Match `testsuite' directory component only
1004 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1006 PR translation/39521
1007 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1010 2010-01-13 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/42730
1013 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1016 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1019 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1020 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1023 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1025 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1026 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1027 ___umulsi3_highpart.
1029 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1030 rather than schedule_insns if the pass is enabled.
1032 2010-01-13 Martin Jambor <mjambor@suse.cz>
1034 PR tree-optimization/42704
1035 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1038 2010-01-13 Martin Jambor <mjambor@suse.cz>
1040 PR tree-optimization/42703
1041 * tree-sra.c (analyze_access_subtree): Check that we can build a
1042 reference to the original data within the aggregate.
1044 2010-01-13 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/42705
1047 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1050 2010-01-13 Richard Guenther <rguenther@suse.de>
1053 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1055 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1058 * var-tracking.c (values_to_unmark): New variable.
1059 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1060 values_to_unmark vector. Moved body to...
1061 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1062 instead queue it into values_to_unmark vector.
1063 (vt_find_locations): Free values_to_unmark vector.
1065 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1067 * config/s390/s390.c (override_options): Set
1068 default of max-pending-list-length to 256
1070 2010-01-13 Richard Guenther <rguenther@suse.de>
1073 * tree-pass.h (PROP_gimple_lcx): New.
1074 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1075 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1076 before the final cleanup_eh.
1077 (dump_properties): Dump PROP_gimple_lcx.
1078 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1079 (tree_lower_complex_O0): Remove.
1080 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1081 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1082 tree_lower_complex, schedule TODO_update_ssa.
1083 * lto-streamer-out.c (output_function): Stream the functions
1085 * lto-streamer-in.c (input_function): Likewise.
1086 (lto_read_body): Do not override them here.
1088 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1091 * c-typeck.c (build_c_cast): Fold value cast to union type before
1092 wrapping it in a CONSTRUCTOR.
1094 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1096 PR rtl-optimization/42699
1097 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1100 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1102 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1103 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1104 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1105 SUBTARGET_WARN_UNUSED_SPEC): ... here
1106 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1108 2010-01-12 Julian Brown <julian@codesourcery.com>
1110 * config/arm/neon-schedgen.ml (Utils): Don't try to
1111 open missing module.
1112 (find_with_result): New.
1114 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1117 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1118 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1120 PR tree-optimization/42645
1121 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1122 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1123 decl_map, set processing_debug_stmt to -1 and return name without
1126 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1128 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1129 binutils version, and reword target configuration description.
1131 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1133 * config/avr/avr.h (LINKER_NAME): Remove.
1135 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1138 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1139 that support VSX, warn for -mno-altivec if vsx is not disabled,
1142 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1143 Shujing Zhao <pearly.zhao@oracle.com>
1145 PR translation/42469
1146 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1147 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1148 character between option name and help text.
1149 * c.opt (imultilib): Likewise.
1151 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1153 * lto-streamer-out.c (output_unreferenced_globals): Output static
1156 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1158 PR rtl-optimization/42621
1159 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1160 optimizing for size.
1161 (duplicate_computed_gotos): Remove now-redundant check.
1163 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1166 * configure.ac: Save and restore LDFLAGS and LIBS
1167 * configure: Regenerate.
1169 2010-01-10 Richard Guenther <rguenther@suse.de>
1172 * builtins.c (fold_builtin_strlen): Add type argument and
1173 convert the resulting length to it.
1174 (fold_builtin_1): Adjust.
1176 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1178 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1179 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1181 (num_insns_constant_wide): Adjust for that change.
1183 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1186 * web.c (union_defs): Add used argument, to combine uses of
1188 (entry_register): Adjust type and tests of used argument.
1189 (web_main): Widen used for new use. Pass it to union_defs.
1190 * df.h (union_defs): Adjust prototype.
1192 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1195 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1196 uses in new incoming argument. Free body.
1197 (reset_debug_uses_in_loop): New.
1198 (analyze_insn_to_expand_var): Call the latter if the former found
1199 anything. Fix whitespace. Reject invalid dest overlaps before
1200 going through all insns in the loop.
1202 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1205 * haifa-sched.c (dying_use_p): Debug insns don't count.
1207 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1210 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1211 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1212 (verify_gimple_call): Reject LHS in noreturn calls.
1214 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1218 * tree-vect-loop-manip.c (adjust_info): New type.
1219 (adjust_vec): New pointer to vector.
1220 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1221 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1222 (slpeel_update_phis_for_duplicate_loop): Use them.
1223 (slpeel_update_phi_nodes_for_guard1): Likewise.
1224 (slpeel_update_phi_nodes_for_guard2): Likewise.
1225 (slpeel_tree_peel_loop_to_edge): Likewise.
1226 (vect_update_ivs_after_vectorizer): Likewise.
1228 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1230 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1231 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1233 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1235 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1236 bogus uninitialized warning.
1238 2010-01-09 Richard Guenther <rguenther@suse.de>
1241 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1242 the evolution is compatible with the initial condition.
1244 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1246 * gcc.c (process_command): Update copyright notice dates.
1247 * gcov.c (print_version): Likewise.
1248 * gcov-dump.c (print_version): Likewise.
1249 * mips-tfile.c (main): Likewise.
1250 * mips-tdump.c (main): Likewise.
1252 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1255 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1257 (rotlhi3_8): Delete.
1259 (rotlsi3_8): Delete.
1260 (rotlsi3_16): Delete.
1261 (rotlsi3_24): Delete.
1263 (*rotw<mode>3): New.
1264 (*rotb<mode>3): New.
1265 * config/avr/avr.c (avr_rotate_bytes): New function.
1266 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1268 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1271 * configure.ac: Modify -rdynamic check.
1272 * configure: Regenerate.
1274 2010-01-08 DJ Delorie <dj@redhat.com>
1276 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1277 register popping order.
1279 2010-01-08 Richard Guenther <rguenther@suse.de>
1282 * c.opt (fsigned-char): Also let LTO handle this option.
1283 (funsigned-char): Likewise.
1285 2010-01-07 Richard Guenther <rguenther@suse.de>
1287 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1288 (gimple_op): Likewise.
1289 (gimple_op_ptr): Likewise.
1290 (gimple_assign_set_lhs): Remove gcc_assert.
1291 (gimple_assign_set_rhs1): Likewise.
1292 (gimple_assign_set_rhs2): Likewise.
1293 (gimple_call_set_lhs): Likewise.
1294 (gimple_call_set_fn): Likewise.
1295 (gimple_call_set_fndecl): Likewise.
1296 (gimple_call_fndecl): Likewise.
1297 (gimple_call_return_type): Likewise.
1298 (gimple_call_set_chain): Likewise.
1299 (gimple_call_num_args): Likewise.
1300 (gimple_call_set_arg): Likewise.
1301 (gimple_cond_set_code): Likewise.
1302 (gimple_cond_set_lhs): Likewise.
1303 (gimple_cond_set_rhs): Likewise.
1304 (gimple_cond_set_true_label): Likewise.
1305 (gimple_cond_set_false_label): Likewise.
1306 (gimple_label_set_label): Likewise.
1307 (gimple_goto_set_dest): Likewise.
1308 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1309 (gimple_debug_bind_get_value): Likewise.
1310 (gimple_debug_bind_get_value_ptr): Likewise.
1311 (gimple_debug_bind_set_var): Likewise.
1312 (gimple_debug_bind_set_value): Likewise.
1313 (gimple_debug_bind_reset_value): Likewise.
1314 (gimple_debug_bind_has_value_p): Likewise.
1315 (gimple_return_retval_ptr): Remove gcc_assert.
1316 (gimple_return_retval): Likewise.
1317 (gimple_return_set_retval): Likewise.
1318 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1319 (safe_referenced_var_iterator): Remove.
1320 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1321 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1322 (fill_referenced_var_vec): Remove.
1323 (first_readonly_imm_use): Remove redundant gcc_assert.
1324 (phi_arg_index_from_use): Combine gcc_asserts.
1325 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1326 (first_imm_use_stmt): Remove redundant gcc_assert.
1327 * tree-cfg.c (verify_gimple_call): Verify function and chain
1328 operands. Verify arguments.
1329 (verify_types_in_gimple_stmt): Verify condition code and labels.
1331 2010-01-07 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/42641
1334 * sese.c (rename_map_elt_info): Use the SSA name version, do
1337 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1339 PR tree-optimization/42625
1340 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1341 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1344 2010-01-07 Duncan Sands <baldrick@free.fr>
1346 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1348 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1351 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1352 note itself is not function_invariant_p.
1354 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1356 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1357 Do not add the DF_NOTE problem.
1358 * store-motion.c (execute_rtl_store_motion): Likewise.
1360 2010-01-07 Martin Jambor <mjambor@suse.cz>
1362 PR tree-optimization/42157
1363 * tree-sra.c (compare_access_positions): Stabilize sort if both
1364 accesses have integer types, return zero immediately if they are the
1367 2010-01-06 Richard Henderson <rth@redhat.com>
1370 * haifa-sched.c (add_to_note_list): Merge into ...
1371 (concat_note_lists): ... here, and ...
1372 (unlink_other_notes, rm_other_notes): Merge into...
1373 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1374 NOTE_INSN_EPILOGUE_BEG.
1376 2010-01-06 Richard Guenther <rguenther@suse.de>
1378 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1379 not inline regular functions into always-inline functions.
1381 2010-01-06 Nick Clifton <nickc@redhat.com>
1383 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1384 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1386 (OVERRIDE_OPTIONS): Delete.
1387 (OPTIMIZATION_OPTIONS): Define.
1388 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1389 * config/rx/rx.c (rx_handle_option): Issue an error message if
1390 -mcpu=rx200 and -fpu are used together.
1391 (rx_set_optimization_options): New function. Issue an error
1392 message if an optimization attribute attempts to reset the FPU/
1393 math optimization pairing.
1394 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1395 * config/rx/rx.opt: Set the default to 32-bit doubles.
1396 * config/rx/t-rx: Add multilibs for -nofpu option.
1397 * doc/invoke.texi: Update documentation of RX options.
1399 2010-01-06 Richard Guenther <rguenther@suse.de>
1401 * tree-ssa-pre.c (name_to_id): New global.
1402 (alloc_expression_id): Simplify SSA name handling.
1403 (lookup_expression_id): Likewise.
1404 (init_pre): Zero name_to_id.
1405 (fini_pre): Free it.
1407 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1409 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1411 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1414 * config/i386/sse.md (smaxv2di3): New.
1415 (umaxv2di3): Likewise.
1416 (sminv2di3): Likewise.
1417 (uminv2di3): Likewise.
1419 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1422 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1423 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1424 (legitimize_tls_address): Likewise.
1425 (sparc_tls_referenced_p): Likewise.
1426 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1427 and adjust calls to legitimize_pic_address.
1428 (legitimate_constant_p) Use sparc_tls_referenced_p.
1429 (legitimate_pic_operand_p): Likewise.
1430 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1431 (sparc_tls_symbol_ref_1): Delete.
1432 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1433 (legitimize_tls_address): Make static, handle CONST patterns.
1434 (legitimize_pic_address): Make static, remove unused parameter and
1435 adjust recursive calls.
1436 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1437 and adjust call to legitimize_pic_address.
1438 (sparc_output_mi_thunk): Likewise.
1440 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1441 H.J. Lu <hongjiu.lu@intel.com>
1444 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1445 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1446 operands to make them signed.
1449 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1452 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1453 GTU to GT for V4SI and V2DI.
1455 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1456 (umin<mode>3): Removed.
1458 (uminv4si3): Likewise.
1460 2010-01-05 Martin Jambor <mjambor@suse.cz>
1462 PR tree-optimization/42462
1463 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1464 current_function_decl to helper functions and macros.
1466 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * flags.h: Don't include real.h.
1470 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1471 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1472 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1473 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1474 * dominance.c: Update copyright.
1475 * gimple.c (walk_gimple_op): Remove inline.
1476 * tree-ssa-reassoc.c: Include real.h.
1477 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1478 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1480 2010-01-05 Nick Clifton <nickc@redhat.com>
1482 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1483 register to push into the stack frame when the accumulator has to
1484 be saved during interrupts.
1486 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1488 * doc/invoke.texi: Remove the documentation about option
1490 * common.opt (Wunreachable-code): Preserved for backward
1492 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1493 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1494 the backward compatibility flag section.
1496 2010-01-05 Richard Guenther <rguenther@suse.de>
1498 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1500 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1503 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1505 PR tree-optimization/42508
1506 * tree-sra.c (convert_callers): Check for recursive call
1507 by comparing cgraph nodes instead of decls.
1508 (modify_function): Call ipa_modify_formal_parameters also
1509 on all same_body aliases.
1511 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1512 cgraph nodes when checking for same_body aliases.
1514 2010-01-05 Richard Guenther <rguenther@suse.de>
1516 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1517 allocation and lookup.
1518 (get_or_alloc_expr_for_constant): Likewise.
1519 (phi_translate): Sink allocation.
1521 2010-01-04 Richard Guenther <rguenther@suse.de>
1523 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1524 a new entry only if needed.
1525 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1526 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1528 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1530 (phi_translate): Handle CONSTANTs early.
1532 2010-01-04 Martin Jambor <mjambor@suse.cz>
1534 PR tree-optimization/42398
1535 * tree-sra.c (struct access): Removed flag grp_different_types.
1536 (dump_access): Do not dump the removed flag.
1537 (sort_and_splice_var_accesses): Do not set the removed flag.
1538 (sra_modify_expr): Check for type compatibility directly.
1540 2010-01-04 Martin Jambor <mjambor@suse.cz>
1542 PR tree-optimization/42366
1543 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1544 edges with variable number of parameters.
1545 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1546 flag instead of asserting it.
1547 (ipa_read_node_info): Read uses_analysis_done flag.
1549 2010-01-04 Richard Guenther <rguenther@suse.de>
1551 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1552 iterative_hash_* as intended.
1553 (vn_reference_compute_hash): Likewise. Simplify hashing
1555 (vn_reference_lookup_2): Likewise.
1556 (vn_nary_op_compute_hash): Likewise.
1557 (vn_phi_compute_hash): Likewise.
1558 (expressions_equal_p): Remove strange code.
1559 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1560 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1561 (bitmap_insert_into_set_1): Take value-id as parameter.
1562 (add_to_value): Pass it.
1563 (bitmap_insert_into_set): Likewise.
1564 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1566 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1569 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1570 (do_self_spec): For switches with SWITCH_IGNORE set set also
1571 SWITCH_IGNORE_PERMANENTLY.
1572 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1575 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1577 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1578 tree of an unreferenced global var.
1580 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1583 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1584 GTU to GT for V4SI and V2DI.
1586 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1587 (umin<mode>3): Removed.
1589 (uminv4si3): Likewise.
1591 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1594 * collect2.c (main): Turn on trace in collect2 if -v is passed
1597 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1599 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1600 description of expression operand.
1602 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1604 * configure.ac: Add install-html to target_list for Make-hooks.
1605 * configure: Regenerate.
1606 * fortran/Make-lang.in (F95_HTMLFILES): New.
1607 (fortran.html): Use it.
1608 (fortran.install-html): New.
1609 * Makefile.in (install-html): Add lang.install-html.
1610 * java/Make-lang.in (JAVA_HTMLFILES): New.
1611 (java.html): Use it.
1612 (java.install-html): New.
1613 * objc/Make-lang.in (objc.install-html): New.
1614 * objcp/Make-lang.in (obj-c++.install-html): New.
1615 * cp/Make-lang.in (c++.install-html): New.
1616 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1617 * lto/Make-lang.in (lto.install-html): New.
1619 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1622 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1624 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1626 PR rtl-optimization/41862
1627 * store-motion.c (store_killed_in_insn, compute_store_table,
1628 remove_reachable_equiv_notes, replace_store_insn,
1629 build_store_vectors): Ignore all DEBUG_INSNs.
1631 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1634 * common.opt: Add dumpdir.
1636 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1638 (option_map): Add --dumpdir.
1640 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1642 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1644 * opts.c (decode_options): Try dump_dir_name first if
1645 dump_base_name isn't an absolute path.
1646 (common_handle_option): Handle OPT_dumpdir.
1648 * toplev.c (dump_dir_name): New.
1649 (print_switch_values): Also ignore -dumpdir.
1651 * toplev.h (dump_dir_name): New.
1653 2010-01-03 Richard Guenther <rguenther@suse.de>
1655 PR tree-optimization/42589
1656 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1657 double-word expansion of bswap32.
1659 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1661 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1662 with BLOCK_FOR_INSN.
1663 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1664 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1665 noce_process_if_block): Likewise.
1666 * gcse.c (compute_local_properties, insert_expr_in_table,
1667 insert_set_in_table, canon_list_insert, find_avail_set,
1668 pre_insert_copy_insn): Likewise.
1670 * basic-block.h (BLOCK_NUM): Move from here...
1671 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1673 2010-01-03 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/42438
1676 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1677 contains_may_not_return_call flag.
1678 (BB_MAY_NOTRETURN): New.
1679 (valid_in_sets): Trapping nary operations are not valid
1680 in blocks that may not return.
1681 (insert_into_preds_of_block): Remove check for trapping
1683 (compute_avail): Compute also BB_MAY_NOTRETURN.
1685 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1687 * doc/invoke.texi: Add 2010 to copyright years.
1689 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1691 * config/sparc/sparc.c: Fix formatting nits.
1693 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1694 Alexander Monakov <amonakov@ispras.ru>
1696 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1698 2010-01-02 Richard Guenther <rguenther@suse.de>
1701 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1702 (simplify_switch_using_ranges): Mark to be removed edges
1705 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1707 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1709 * collect2.c (scan_libraries): Add missing argument in call to
1712 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1715 * config/alpha/predicates.md (aligned_memory_operand): Return false
1717 (unaligned_memory_operand): Return true for CQImode.
1718 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1719 doesn not cross aligned SImode word boundary.
1721 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1723 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1725 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1726 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1728 2010-01-02 Richard Guenther <rguenther@suse.de>
1731 * toplev.c (compile_file): Emit LTO marker properly. Change
1733 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1735 2010-01-01 Richard Guenther <rguenther@suse.de>
1738 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1740 2010-01-01 Richard Guenther <rguenther@suse.de>
1743 * c-decl.c (grokdeclarator): For zero-size arrays force
1744 structural equality checks as layout_type does.
1746 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1748 * builtins.c: Update copyright to 2010.
1750 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1753 * lto-streamer-out.c (produce_asm): Revert the last change.
1754 (copy_function): Likewise.
1756 * lto-streamer.c (lto_get_section_name): Skip any leading
1759 2010-01-01 Richard Guenther <rguenther@suse.de>
1762 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1766 Copyright (C) 2010 Free Software Foundation, Inc.
1768 Copying and distribution of this file, with or without modification,
1769 are permitted in any medium without royalty provided the copyright
1770 notice and this notice are preserved.