1 2010-02-10 Duncan Sands <baldrick@free.fr>
3 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5 2010-02-10 Richard Guenther <rguenther@suse.de>
8 * tree.c (get_unwidened): Handle constants.
9 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
11 2010-02-10 Martin Jambor <mjambor@suse.cz>
14 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
15 check for variable argument counts independently.
17 2010-02-10 Christian Bruel <christian.bruel@st.com>
20 * config/sh/sh.c (find_barrier): Increase length for non delayed
23 2010-02-10 Christian Bruel <christian.bruel@st.com>
25 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
27 2010-02-10 Jakub Jelinek <jakub@redhat.com>
29 * builtins.c (set_builtin_user_assembler_name): Also handle
30 ffs if int is smaller than word.
32 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
35 * ira-conflicts.c (get_dup): Remove.
36 (process_reg_shuffles): Add new parameter. Use it as an
37 additional guard for copy generation.
38 (add_insn_allocno_copies): Rewrite.
40 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
42 * common.opt (fsched2-use-traces): Preserved for backward
44 * doc/invoke.texi: Remove the documentation about option
46 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
47 flag_sched2_use_traces.
48 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
49 the backward compatibility flag section.
51 2010-02-09 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/43008
54 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
55 make HEAP variables initialized from global memory if they
56 are not known builtin functions.
57 (find_func_aliases): Adjust.
59 2010-02-09 Richard Guenther <rguenther@suse.de>
61 PR tree-optimization/43000
62 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
65 2010-02-08 Jakub Jelinek <jakub@redhat.com>
67 PR tree-optimization/42931
68 * tree-loop-linear.c (try_interchange_loops): Don't call
69 double_int_mul if estimated_loop_iterations failed.
71 2010-02-08 Martin Jambor <mjambor@suse.cz>
74 * tree-sra.c (build_accesses_from_assign): Do not mark in
75 should_scalarize_away_bitmap if stmt has volatile ops.
76 (sra_modify_assign): Do not process assigns piecemeal if if stmt
79 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
81 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
83 2010-02-07 Adam Nemet <adambnmet@gmail.com>
85 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
88 2010-02-07 Andrew Pinski <pinskia@gmail.com>
91 * df-core.c (df_finish_pass): Change type of saved_flags to int.
93 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
96 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
97 to unknown_dependence.
98 (graphite_legal_transform_dr): Handle the unknown_dependence.
99 (graphite_carried_dependence_level_k): Same.
101 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
103 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
105 2010-02-07 Richard Guenther <rguenther@suse.de>
108 * expr.c (get_inner_reference): Always initialize *pbitsize.
110 2010-02-07 Richard Guenther <rguenther@suse.de>
113 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
114 new ARRAY_REFs on variable size element or minimal index arrays.
116 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
117 gimple_fold_indirect_ref.
119 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
122 * arm.c (arm_override_options): Just return if the user has specified
125 2010-02-03 Jason Merrill <jason@redhat.com>
128 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
129 i386_pe_maybe_record_exported_symbol.
131 2010-02-05 Steve Ellcey <sje@cup.hp.com>
134 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
135 (pa_delegitimize_address): New function.
137 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
139 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
140 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
142 2010-02-05 Richard Guenther <rguenther@suse.de>
145 * lto-streamer-in.c (get_resolution): Deal with references
146 to undefined functions.
148 2010-02-05 Richard Guenther <rguenther@suse.de>
150 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
152 (fold_const_aggregate_ref): Likewise.
153 (ccp_fold_stmt): Substitute loads.
154 (maybe_fold_reference): Verify types before substituting.
156 (fold_gimple_assign): Unshare properly.
157 (fold_stmt_1): Insert conversion if necessary before replacing
160 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
162 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
163 for rs6000_gen_cell_microcode.
165 2010-02-04 Richard Guenther <rguenther@suse.de>
167 PR rtl-optimization/42952
168 * dse.c (const_or_frame_p): Remove MEM handling.
170 2010-02-04 Nick Clifton <nickc@redhat.com>
172 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
173 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
174 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
175 (mn10300_asm_output_mi_thunk): New function.
176 (mn10300_can_output_mu_thunk): New function.
177 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
178 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
179 (FUNCTION_ARG): Delete incorrect comment.
181 2010-02-03 Jason Merrill <jason@redhat.com>
184 * fold-const.c (operand_equal_p): Handle erroneous types.
186 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
188 * config/h8300/h8300.md (can_delay): Fix attibute condition.
190 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
192 PR rtl-optimization/42941
193 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
196 2010-02-03 Jason Merrill <jason@redhat.com>
199 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
201 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
204 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
206 (cselib_reset_table): Renamed from...
207 (cselib_reset_table_with_next_value): ... this.
208 (cselib_get_next_uid): Renamed from...
209 (cselib_get_next_unknown_value): ... this.
210 * cselib.c (next_uid): Renamed from...
211 (next_unknown_value): ... this.
212 (cselib_clear_table): Adjust.
213 (cselib_reset_table): Adjust. Renamed from...
214 (cselib_reset_table_with_next_value): ... this.
215 (cselib_get_next_uid): Adjust. Renamed from...
216 (cselib_get_next_unknown_value): ... this.
217 (get_value_hash): Use hash.
218 (cselib_hash_rtx): Likewise.
219 (new_cselib_val): Adjust. Set and dump uid.
220 (cselib_lookup_mem): Pass next_uid as hash.
221 (cselib_subst_to_values): Likewise.
222 (cselib_log_lookup): Dump uid.
223 (cselib_lookup): Pass next_uid as hash. Adjust.
224 (cselib_process_insn): Adjust.
225 (cselib_init): Initialize next_uid.
226 (cselib_finish): Adjust.
227 (dump_cselib_table): Likewise.
228 * dse.c (canon_address): Dump value uid.
229 * print-rtl.c (print_rtx): Print value uid.
230 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
232 (dv_uid): New function, sort of renamed from...
233 (dv_htab_hash): ... this, reimplemented in terms of it and...
234 (dv_uid2hash): ... this. New.
235 (variable_htab_eq): Drop excess assertions.
236 (tie_break_pointers): Removed.
237 (canon_value_cmp): Compare uids.
238 (variable_post_merge_New_vals): Print uids.
239 (vt_add_function_parameters): Adjust.
240 (vt_initialize): Reset table. Adjust.
242 2010-02-03 Richard Guenther <rguenther@suse.de>
244 PR tree-optimization/42944
245 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
247 (call_may_clobber_ref_p_1): Likewise. Properly handle
248 malloc and calloc clobbering errno.
250 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
252 * doc/invoke.texi: Fix name of sched1 dump.
254 * opts.c (decode_options): Set flag_tree_switch_conversion
255 only conditionally on optimize >= 2.
257 * gcse.c: Assorted comment fixes in pass description.
259 2010-02-03 Anthony Green <green@moxielogic.com>
261 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
262 nop padding in order to maintain alignment of storage location of
263 target function address.
264 (moxie_trampoline_init): Store target function address at newly
266 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
268 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
270 2010-02-03 Richard Guenther <rguenther@suse.de>
273 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
275 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
277 * config.gcc: Reenable check for obsolete targets.
278 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
279 mips-sgi-irix6.[0-4]*.
281 2010-02-02 Nick Clifton <nickc@redhat.com>
283 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
284 constant size of 4 as being the same as 0.
285 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
286 can take values in the range 0..4.
288 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
291 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
292 as _darwin10_Unwind_FindEnclosingFunction().
293 * libgcc-libsystem.ver: New.
295 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
298 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
299 implicitly set registers.
301 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
303 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
304 (arm_override_options): Allow automatic selection of the thread
305 pointer register if thumb2.
306 (legitimize_pic_address): Improve code sequences for Thumb2.
307 (arm_call_tls_get_addr): Likewise.
308 (legitimize_tls_address): Likewise.
309 * arm.md (pic_load_addr_arm): Delete. Replace with ...
310 (pic_load_addr_32bit): ... this. New named pattern.
311 * thumb2.md (pic_load_addr_thumb2): Delete.
312 (pic_load_dot_plus_four): Delete.
313 (tls_load_dot_plus_four): New named pattern.
315 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
318 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
319 Document fix for TLS bug.
321 2010-01-31 Richard Guenther <rguenther@suse.de>
323 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
324 conservatively correct.
326 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
330 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
332 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
334 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
336 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
338 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
340 * config.gcc: Adjust order of makefile fragments for mingw targets.
342 2010-01-31 Richard Guenther <rguenther@suse.de>
345 * gimplify.c (gimplify_init_constructor): For volatile LHS
346 initialize a temporary.
348 2010-01-31 Matthias Klose <doko@ubuntu.com>
350 * configure.ac: Fix __stack_chk_fail check for cross builds configured
352 * configure: Regenerate.
354 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
356 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
357 the same alias set and their sizes different constantness.
358 (aliasing_component_refs_p): Revert 2009-10-24 change.
360 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
362 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
365 2010-01-29 Richard Guenther <rguenther@suse.de>
367 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
368 Assert we successfully updated the call.
370 2010-01-29 Jakub Jelinek <jakub@redhat.com>
372 PR rtl-optimization/42889
373 * df.h (df_set_bb_dirty_nonlr): New prototype.
374 * df-core.c (df_set_bb_dirty_nonlr): New function.
375 * df-scan.c (df_insn_rescan): Call it instead of
376 df_set_bb_dirty for DEBUG_INSNs.
378 2010-01-29 Richard Guenther <rguenther@suse.de>
381 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
382 quadratic behavior in most cases.
384 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
388 in the call to gen_x86_movsicc_0_m1.
390 2010-01-28 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/42871
393 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
396 2010-01-28 Richard Guenther <rguenther@suse.de>
398 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
401 2010-01-28 Richard Guenther <rguenther@suse.de>
404 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
405 the forwarder if the destination is an EH landing pad.
407 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
409 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
410 block list passed to gimple_duplicate_sese_tail.
411 (parallelize_loops): Avoid parallelization when the function
413 Avoid parallelization when the preheader is IRREDUCIBLE.
414 Try to optimize when estimated_loop_iterations_int is unresolved.
415 Add the loop's location to the dump file.
416 * tree-cfg.c (add_phi_args_after_redirect): Remove.
417 (gimple_duplicate_sese_tail): Remove the check for the latch.
418 Redirect nexits to the exit block.
419 Remove handling of the incoming edges to the latch.
420 Redirect the backedge from the copied latch to the exit bb.
422 2010-01-28 Michael Matz <matz@suse.de>
425 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
426 Wrap force_reg into a sequence, emit it before user.
428 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
430 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
432 (arm_legacy_rev): Likewise.
433 (thumb_legacy_rev): Likewise.
435 2010-01-27 Jakub Jelinek <jakub@redhat.com>
437 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
438 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
439 on MEM's address failed, try avoid_constant_pool_reference and
440 recurse if it returned something different.
441 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
442 address, try avoid_constant_pool_reference and recurse if it
443 returned something different.
444 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
445 address and avoid_constant_pool_reference returned something
446 different, don't set have_address.
448 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
451 * var-tracking.c (val_store): Add modified argument, obey it.
453 (count_uses): Move down logging of main.
454 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
455 don't need resolution.
456 (emit_notes_in_bb): Likewise.
458 2010-01-27 Richard Guenther <rguenther@suse.de>
461 * tree-inline.c (remap_decl): Delay remapping of SSA name
462 default definitions until we need them.
464 2010-01-27 Jakub Jelinek <jakub@redhat.com>
466 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
467 (rs6000_delegitimize_address): New function.
469 * config/s390/s390.c (s390_delegitimize_address): Call
470 delegitimize_mem_from_attrs.
473 * tree-inline.c (cannot_copy_type_1): Removed.
474 (copy_forbidden): Don't forbid copying of functions containing
475 records/unions with variable length fields.
477 2010-01-27 Christian Bruel <christian.bruel@st.com>
481 * config/sh/sh.c (find_barrier): Increase length for non delayed
482 conditional branches.
484 2010-01-27 Matthias Klose <doko@ubuntu.com>
486 * configure.ac (gnu-unique-object): Fix ldd version check.
487 * configure: Regenerate.
489 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
491 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
493 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
494 Test for HAVE_GNU_AS value.
496 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
498 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
499 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
501 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
502 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
503 INT_LEAST64_TYPE): Define.
504 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
505 UINT_LEAST64_TYPE): Define.
506 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
507 INT_FAST64_TYPE): Define.
508 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
509 UINT_FAST64_TYPE): Define.
510 (INTMAX_TYPE, UINTMAX_TYPE): Define.
511 (INTPTR_TYPE, UINTPTR_TYPE): Define.
512 (SIG_ATOMIC_TYPE): Define.
514 2010-01-26 Richard Guenther <rguenther@suse.de>
516 * df-scan.c (df_scan_set_bb_info): Remove assert.
517 (df_insn_rescan_debug_internal): Merge asserts.
518 (df_install_ref): Likewise.
519 (df_mark_reg): Use bitmap_set_range.
520 (df_hard_reg_used_p): Remove assert.
521 (df_hard_reg_used_count): Likewise.
523 2010-01-26 Richard Guenther <rguenther@suse.de>
525 PR rtl-optimization/42685
526 * web.c (web_main): Ignore DEBUG_INSNs.
528 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
530 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
532 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
533 Fix types of fndecl and arglist parameters.
535 2010-01-26 Richard Guenther <rguenther@suse.de>
538 * tree-eh.c (unsplit_eh): Skip debug insns.
540 2010-01-26 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/42250
543 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
545 2010-01-26 Jakub Jelinek <jakub@redhat.com>
548 * omp-low.c (expand_omp_sections): Only use single_pred if
549 l2_bb is single_pred_p.
551 2010-01-25 Christian Bruel <christian.bruel@st.com>
554 * config/sh/sh.c (find_barrier): Increase length for non delayed
555 conditional branches.
556 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
558 2010-01-24 David S. Miller <davem@davemloft.net>
560 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
561 define if not using GAS.
562 * config/sparc/sparc.c (sparc_elf_asm_named_section):
563 Likewise. Delete SECTION_MERGE code, which is only applicable
566 2010-01-24 Mark Mitchell <mark@codesourcery.com>
569 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
570 mangling of va_list in system headers.
572 2010-01-23 Toon Moene <toon@moene.org>
574 * tree-predcom.c (combine_chains): Return NULL, not false.
576 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
578 * tree-loop-distribution.c (distribute_loop): Fix declaration and
579 initialization of variable res to agree with return type.
581 2010-01-22 Steve Ellcey <sje@cup.hp.com>
583 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
584 * tree-sra.c: Add include of expr.h.
586 2010-01-22 Jakub Jelinek <jakub@redhat.com>
588 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
589 insert the debug stmt on the single non-EH edge from the stmt.
591 2010-01-22 Richard Henderson <rth@redhat.com>
594 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
595 the RHS until after generate_subtree_copies has insertted its
596 code before the current statement.
598 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
600 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
602 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
604 2010-01-21 Martin Jambor <mjambor@suse.cz>
606 PR tree-optimization/42585
607 * tree-sra.c (struct access): New field grp_total_scalarization.
608 (dump_access): Dump the new field.
609 (should_scalarize_away_bitmap): New variable.
610 (cannot_scalarize_away_bitmap): Likewise.
611 (sra_initialize): Allocate new bitmaps.
612 (sra_deinitialize): Free new bitmaps.
613 (create_access_1): New function.
614 (create_access): Parts moved to create_access_1.
615 (type_consists_of_records_p): New function.
616 (completely_scalarize_record): Likewise.
617 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
618 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
619 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
621 (analyze_all_variable_accesses): Completely scalarize small eligible
624 2010-01-21 Martin Jambor <mjambor@suse.cz>
626 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
628 2010-01-21 Andrew Haley <aph@redhat.com>
630 * gcc.c (process_command): Move lang_specific_driver before
631 setting cc_libexec_prefix.
633 2010-01-21 Richard Guenther <rguenther@suse.de>
636 * fold-const.c (negate_expr_p): Pretend only negative
637 real constants are easily negatable.
639 2010-01-20 Janis Johnson <janis187@us.ibm.com>
640 Jason Merrill <jason@redhat.com>
642 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
643 (TYPE_TRANSPARENT_AGGR): this, for union and record.
644 * calls.c (initialize argument_information): Handle it.
645 * c-common.c (handle_transparent_union_attribute): Use new name.
646 * c-decl.c (finish_struct): Ditto.
647 * c-typeck.c (type_lists_compatible_p): Ditto.
648 (convert_for_assignment): Use new name and also handle record.
649 * function.c (aggregate_value_p): Handle it.
650 (pass_by_reference): Ditto.
651 (assign_parm_data_types): Ditto.
652 * print-tree.c (print_node): Ditto.
653 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
654 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
655 * tree.c (first_field): New fn.
657 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
660 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
661 even when linking statically, for now.
663 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
666 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
667 without a cselib val.
668 (count_uses): Accept MO_VAL_SET with no val on stores.
669 (add_stores): Likewise.
671 2010-01-20 Jakub Jelinek <jakub@redhat.com>
673 * var-tracking.c (check_value_val): Add a compile time assertion.
674 (dv_is_decl_p): Simplify.
675 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
676 gcc_assert if ENABLE_CHECKING.
678 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
681 * var-tracking.c: Include tree-flow.h.
682 (mem_dies_at_call): New.
683 (dataflow_set_preserve_mem_locs): Use it.
684 (dataflow_set_remove_mem_locs): Likewise.
685 (dump_var): Renamed from dump_variable. Adjust all callers.
686 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
687 * Makefile.in (var-tracking.o): Adjust deps.
689 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
691 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
693 2010-01-20 Richard Guenther <rguenther@suse.de>
695 PR tree-optimization/42717
696 * tree-ssa-dce.c (get_live_post_dom): Remove.
697 (forward_edge_to_pdom): Take an arbitrary edge to copy
698 degenerate PHI args from.
699 (remove_dead_stmt): Use the first post-dominator even if it
700 does not contain live statements as redirection destination.
702 2010-01-20 Richard Guenther <rguenther@suse.de>
704 * tree-inline.c (estimate_num_insns): Handle EH builtins.
706 2010-01-20 Jakub Jelinek <jakub@redhat.com>
708 * sel-sched.c (create_speculation_check): Remove set but not used
710 (try_transformation_cache): Remove set but not used variable ds.
711 (calculate_privileged_insns): Remove set but not used variables
712 cur_insn and min_spec_insn.
713 (find_best_expr): Remove set but not used variable avail_n.
714 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
716 * cgraphunit.c (assemble_thunk): Remove set but not used variable
718 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
719 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
722 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
725 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
726 cpu types. Add support for *-sse3 cpu types.
729 2010-01-20 Jakub Jelinek <jakub@redhat.com>
732 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
733 argument, call initializer_constant_valid_p_1 instead of
734 initializer_constant_valid_p, pass CACHE to it, return NULL
735 immediately if first call returns NULL.
736 (initializer_constant_valid_p_1): New function.
737 (initializer_constant_valid_p): Use it.
739 2010-01-20 Thomas Quinot <quinot@adacore.com>
741 * tree.def (PLACEHOLDER_EXPR): Fix comment.
743 2010-01-20 Jakub Jelinek <jakub@redhat.com>
745 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
746 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
747 (loc_list_from_tree): Don't handle unsigned division. Handle
748 signed modulo using DW_OP_{over,over,div,mul,minus}.
749 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
750 modulo instead of signed.
752 2010-01-20 DJ Delorie <dj@redhat.com>
754 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
756 (h8300_emit_stack_adjustment): Propogate it.
758 (h8300_expand_prologue): Likewise.
759 (h8300_expand_epilogue): Likewise.
761 2010-01-19 Michael Matz <matz@suse.de>
763 PR tree-optimization/41783
764 * tree-data-ref.c (toplevel): Include flags.h.
765 (dump_data_dependence_relation): Also dump the inputs if the
766 result will be unknown.
767 (split_constant_offset_1): Look through some conversions.
768 * tree-predcom.c (determine_roots_comp): Restart a new chain if
769 the offset from last element is too large.
770 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
771 (reassociate_to_the_same_stmt): Handle vector registers.
772 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
774 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
775 wide_prolog_niters argument, emit widening instructions.
776 (vect_do_peeling_for_alignment): Adjust caller, use widened
777 variant of the iteration cound.
778 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
780 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
783 * config/arm/neon-testgen.m (emit_automatics): New parameter
784 features. Adjust for Fixed_return_reg feature.
785 (test_intrinsic): Call emit_automatics with new feature.
786 * config/arm/neon.ml: Update copyright years.
787 (features): New Fixed_return_reg feature.
788 (ops): Update feature for Vget_low.
790 2010-01-19 Jakub Jelinek <jakub@redhat.com>
792 PR tree-optimization/42719
793 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
797 * fwprop.c (all_uses_available_at): Return false if def_set dest
798 is a REG that is used in def_insn.
800 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
802 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
804 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
807 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
809 * target.h (struct gcc_target) <secondary_reload>: Change type
810 of last argument to secondary_reload_info *.
812 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
815 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
816 memory references with unaligned offsets. Remove CQImode handling.
817 (unaligned_memory_operand): Return 1 for memory references with
818 unaligned offsets. Remove CQImode handling.
820 2010-01-18 Richard Guenther <rguenther@suse.de>
823 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
826 2010-01-18 Richard Guenther <rguenther@suse.de>
828 PR tree-optimization/42781
829 * tree-ssa-structalias.c (find_what_var_points_to): Skip
830 restrict processing only if the original variable was
833 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
835 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
836 find number of popped argument bytes.
838 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
839 Fix the text that describes the return value for invalid insns.
841 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
843 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
844 Clarify what 'cost of the -dependence' is. Fix quoting.
846 * toplev.c (default_get_pch_validity): Rename argument to "sz".
847 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
849 2010-01-17 Jakub Jelinek <jakub@redhat.com>
851 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
852 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
854 2010-01-17 Richard Guenther <rguenther@suse.de>
857 * function.c (split_complex_args): Take a VEC to modify.
858 (assign_parms_augmented_arg_list): Build a VEC instead of
859 a chain of PARM_DECLs.
860 (assign_parms_unsplit_complex): Take a VEC of arguments.
861 Do not fixup unmodified parms.
862 (assign_parms): Deal with the VEC.
863 (gimplify_parameters): Likewise.
865 2010-01-17 Richard Guenther <rguenther@suse.de>
867 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
868 node existence check.
869 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
870 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
871 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
872 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
873 (gimple_execute_on_growing_pred): Likewise.
875 2010-01-17 Richard Guenther <rguenther@suse.de>
877 PR tree-optimization/42773
878 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
879 (compute_antic_aux): Likewise.
880 (compute_partial_antic_aux): Likewise.
882 2010-01-17 Jie Zhang <jie.zhang@analog.com>
885 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
888 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
890 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
893 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
894 Fix markup for strict argument.
896 (TARGET_SCHED_REORDER2): Fix argument types.
898 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
899 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
901 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
902 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
904 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
907 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
908 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
909 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
910 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
911 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
913 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
915 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
917 (TARGET_ASM_RELOC_RW_MASK): Add return type.
918 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
920 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
922 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
925 (TARGET_ASM_NAMED_SECTION): Fix argument list.
927 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
928 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
930 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
932 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
934 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
935 referring to it. Fix language.
937 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
939 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
941 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
943 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
945 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
946 '@var{stream}. Remove stray 'and'.
948 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
950 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
952 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
954 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
955 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
957 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
958 Fix description of return value.
959 Rename argument "sz" to "len."
961 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
962 Clarify meaning of 'true' return value.
964 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
966 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
967 rep_mode versus mode_rep.
969 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
971 (TARGET_BUILTIN_DECL): Fix name.
973 (TARGET_COMMUTATIVE_P): Fix type of first argument.
975 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
977 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
979 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
981 (TARGET_RELAXED_ORDERING): Use @deftypevr.
983 (TARGET_GET_DRAP_RTX): Note that this is a hook.
986 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
987 Rename argument tm_fn to md_fn.
989 (TARGET_OPTION_PRINT): Fix argument list.
991 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
994 * config/i386/i386.c (ix86_fixup_binary_operands):
995 Revert FMA4 fixup of operands.
997 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1000 * Makefile.in (write_entries_to_file, install-plugin):
1001 Use \012 instead of \n with tr.
1003 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1005 * configure.ac (HAVE_AS_REF): New C macro.
1006 * configure: Regenerate.
1007 * config.in: Likewise.
1008 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1010 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1013 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1015 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1017 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1019 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1021 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1023 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1025 (TARGET_BINDS_LOCAL_P): Fix argument type.
1027 (TARGET_ASM_FILE_END): Use prototype.
1029 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1031 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1033 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1035 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1037 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1038 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1040 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1041 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1043 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1044 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1045 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1046 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1048 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1050 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1052 (TARGET_INIT_BUILTINS): Use prototype.
1054 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1055 Put 'const char *' in braces. Fix parameter types.
1056 (TARGET_INVALID_CONVERSION): Fix parameter types.
1057 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1058 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1060 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1063 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1065 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1067 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1069 * doc/tm.texi (TARGET_HELP): Fix return type.
1071 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1072 in braces. Fix argument types.
1074 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1076 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1078 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1080 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1081 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1083 (TARGET_MANGLE_TYPE): Fix argument types.
1085 (TARGET_IRA_COVER_CLASSES): Use prototype.
1087 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1089 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1091 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1093 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1095 (TARGET_CALLEE_COPIES): Fix argument types.
1097 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1099 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1101 (TARGET_FUNCTION_VALUE): Fix argument types.
1103 (TARGET_RETURN_IN_MSB): Fix argument type.
1105 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1107 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1109 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1111 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1112 agree with return type.
1114 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1116 2010-01-15 Jing Yu <jingyu@google.com>
1118 PR rtl-optimization/42691
1119 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1120 a pseudo to a constant and are merged, and adjust comments.
1122 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1124 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1126 2010-01-15 Richard Guenther <rguenther@suse.de>
1129 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1130 labels of computed or non-local gotos to the destination.
1131 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1132 landing pad label is the first label.
1134 2010-01-15 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1138 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1141 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1142 to allow generation of the xssqrtdp instruction on power7.
1143 (sqrtdf2_fpr): Ditto.
1145 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1148 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1149 functions with noreturn attribute.
1152 * varasm.c (declare_weak): Add weak attribute to decl if it
1153 doesn't have one already.
1154 (assemble_external): Only add decls to weak_decls if they also
1155 have weak attribute.
1157 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1159 * var-tracking.c (var_reg_delete): Don't delete the association
1160 between REGs and values or one-part variables if the register
1163 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1166 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1167 because its first operand is a non-localized variable.
1169 2010-01-14 Martin Jambor <mjambor@suse.cz>
1171 PR tree-optimization/42706
1172 * tree-sra.c (encountered_recursive_call): New variable.
1173 (encountered_unchangable_recursive_call): Likewise.
1174 (sra_initialize): Initialize both new variables.
1175 (callsite_has_enough_arguments_p): New function.
1176 (scan_function): Call decl and flags check only for IPA-SRA, check
1177 whether there is a recursive call and whether it has enough arguments.
1178 (all_callers_have_enough_arguments_p): New function.
1179 (convert_callers): Look for recursive calls only when
1180 encountered_recursive_call is set.
1181 (ipa_early_sra): Bail out either if
1182 !all_callers_have_enough_arguments_p or
1183 encountered_unchangable_recursive_call.
1185 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1187 * sel-sched.c: Add 2010 to copyright years.
1188 * sel-sched-ir.c: Likewise.
1189 * sel-sched-ir.h: Likewise.
1191 2010-01-14 Martin Jambor <mjambor@suse.cz>
1193 PR tree-optimization/42714
1194 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1195 constructors specially.
1197 2010-01-14 Andi Kleen <ak@linux.intel.com>
1199 * config/i386/drivers-i386.c (detect_caches_intel):
1200 Add l2sizekb parameter and fill in.
1201 (host_detect_local_cpu): Add l2sizekb, fill in.
1202 Add Atom small cache heuristic.
1204 2010-01-14 Andi Kleen <ak@linux.intel.com>
1206 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1207 Add level3 parameter and fill in.
1208 (detect_caches_intel): Handle level3 cache.
1210 2010-01-14 Andi Kleen <ak@linux.intel.com>
1212 * config/i386/drivers-i386.c (host_detect_local_cpu):
1213 Fix core duo detection.
1215 2010-01-14 Andi Kleen <ak@linux.intel.com>
1217 * config/i386/drivers-i386.c (host_detect_local_cpu):
1220 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1222 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1223 (rs6000_variable_issue_1): this. Use...
1224 (rs6000_variable_issue): here. Reimplement. Print debug info.
1226 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1228 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1229 sel_restore_notes. Update all callers. Call reemit_notes
1232 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1234 PR rtl-optimization/42246
1235 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1238 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1240 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1241 all successors is the same as number of successors in current region.
1243 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1245 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1246 to rename is not separable. Otherwise check that its LHS is not NULL.
1248 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1250 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1252 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1254 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1255 available registers when failed to discover LHS register class.
1256 Fix indentation. Update comment.
1258 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1259 Alexander Monakov <amonakov@ispras.ru>
1261 PR rtl-optimization/42389
1262 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1264 (advance_state_on_fence): Likewise.
1265 (sel_target_adjust_priority): Print debug output only when
1266 sched_verbose >= 4, not 2.
1267 (get_expr_cost): Do not issue all unique insns on the next cycle.
1268 (fill_insns): Initialize can_issue_more from the value saved
1270 * sel-sched-ir.c (flist_add): New parameter issue_more.
1271 Init FENCE_ISSUE_MORE with it.
1272 (merge_fences): Likewise.
1273 (init_fences): Update call to flist_add.
1274 (add_to_fences, add_clean_fence_to_fences)
1275 (add_dirty_fence_to_fences): Likewise.
1276 (move_fence_to_fences): Update call to merge_fences.
1277 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1279 * sel-sched-ir.h (struct _fence): New field issue_more.
1280 (FENCE_ISSUE_MORE): New accessor macro.
1282 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1284 PR rtl-optimization/42388
1285 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1286 that have no predecessors nor successors. Do not call move_bb_info
1287 for empty blocks outside of current region.
1289 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1291 PR rtl-optimization/42294
1292 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1293 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1294 originators' originators.
1296 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1298 PR rtl-optimization/39453
1299 PR rtl-optimization/42246
1300 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1302 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1304 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1305 Alexander Monakov <amonakov@ispras.ru>
1308 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1309 (maybe_tidy_empty_bb): ... here. Make static. Add new
1310 argument. Update all callers.
1311 (tidy_control_flow): ... and here. Recompute topological order
1312 of basic blocks in region if necessary.
1313 (sel_redirect_edge_and_branch): Change return type. Return true
1314 if topological order might have been invalidated.
1315 (purge_empty_blocks): Export and move from...
1316 * sel-sched.c (purge_empty_blocks): ... here.
1317 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1318 (maybe_tidy_empty_bb): Delete prototype.
1319 (purge_empty_blocks): Declare.
1321 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1323 PR rtl-optimization/42249
1324 * sel-sched.c (try_replace_dest_reg): When chosen register
1325 and original register is the same, do not bail out early, but
1326 still check all original insns for validity of replacing destination
1327 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1330 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1333 Port from no-undefined-overflow branch:
1334 2009-03-09 Richard Guenther <rguenther@suse.de>
1336 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1338 2010-01-14 Richard Guenther <rguenther@suse.de>
1341 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1344 2010-01-14 Ira Rosen <irar@il.ibm.com>
1346 PR tree-optimization/42709
1347 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1348 as scalar type in creation of constant vector operand.
1350 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1353 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1354 (check-parallel-%): Match `testsuite' directory component only
1357 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1359 PR translation/39521
1360 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1363 2010-01-13 Richard Guenther <rguenther@suse.de>
1365 PR tree-optimization/42730
1366 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1369 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1372 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1373 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1376 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1378 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1379 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1380 ___umulsi3_highpart.
1382 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1383 rather than schedule_insns if the pass is enabled.
1385 2010-01-13 Martin Jambor <mjambor@suse.cz>
1387 PR tree-optimization/42704
1388 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1391 2010-01-13 Martin Jambor <mjambor@suse.cz>
1393 PR tree-optimization/42703
1394 * tree-sra.c (analyze_access_subtree): Check that we can build a
1395 reference to the original data within the aggregate.
1397 2010-01-13 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/42705
1400 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1403 2010-01-13 Richard Guenther <rguenther@suse.de>
1406 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1408 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1411 * var-tracking.c (values_to_unmark): New variable.
1412 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1413 values_to_unmark vector. Moved body to...
1414 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1415 instead queue it into values_to_unmark vector.
1416 (vt_find_locations): Free values_to_unmark vector.
1418 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1420 * config/s390/s390.c (override_options): Set
1421 default of max-pending-list-length to 256
1423 2010-01-13 Richard Guenther <rguenther@suse.de>
1426 * tree-pass.h (PROP_gimple_lcx): New.
1427 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1428 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1429 before the final cleanup_eh.
1430 (dump_properties): Dump PROP_gimple_lcx.
1431 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1432 (tree_lower_complex_O0): Remove.
1433 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1434 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1435 tree_lower_complex, schedule TODO_update_ssa.
1436 * lto-streamer-out.c (output_function): Stream the functions
1438 * lto-streamer-in.c (input_function): Likewise.
1439 (lto_read_body): Do not override them here.
1441 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1444 * c-typeck.c (build_c_cast): Fold value cast to union type before
1445 wrapping it in a CONSTRUCTOR.
1447 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1449 PR rtl-optimization/42699
1450 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1453 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1455 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1456 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1457 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1458 SUBTARGET_WARN_UNUSED_SPEC): ... here
1459 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1461 2010-01-12 Julian Brown <julian@codesourcery.com>
1463 * config/arm/neon-schedgen.ml (Utils): Don't try to
1464 open missing module.
1465 (find_with_result): New.
1467 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1470 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1471 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1473 PR tree-optimization/42645
1474 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1475 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1476 decl_map, set processing_debug_stmt to -1 and return name without
1479 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1481 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1482 binutils version, and reword target configuration description.
1484 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1486 * config/avr/avr.h (LINKER_NAME): Remove.
1488 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1491 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1492 that support VSX, warn for -mno-altivec if vsx is not disabled,
1495 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1496 Shujing Zhao <pearly.zhao@oracle.com>
1498 PR translation/42469
1499 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1500 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1501 character between option name and help text.
1502 * c.opt (imultilib): Likewise.
1504 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1506 * lto-streamer-out.c (output_unreferenced_globals): Output static
1509 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1511 PR rtl-optimization/42621
1512 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1513 optimizing for size.
1514 (duplicate_computed_gotos): Remove now-redundant check.
1516 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1519 * configure.ac: Save and restore LDFLAGS and LIBS
1520 * configure: Regenerate.
1522 2010-01-10 Richard Guenther <rguenther@suse.de>
1525 * builtins.c (fold_builtin_strlen): Add type argument and
1526 convert the resulting length to it.
1527 (fold_builtin_1): Adjust.
1529 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1531 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1532 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1534 (num_insns_constant_wide): Adjust for that change.
1536 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1539 * web.c (union_defs): Add used argument, to combine uses of
1541 (entry_register): Adjust type and tests of used argument.
1542 (web_main): Widen used for new use. Pass it to union_defs.
1543 * df.h (union_defs): Adjust prototype.
1545 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1548 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1549 uses in new incoming argument. Free body.
1550 (reset_debug_uses_in_loop): New.
1551 (analyze_insn_to_expand_var): Call the latter if the former found
1552 anything. Fix whitespace. Reject invalid dest overlaps before
1553 going through all insns in the loop.
1555 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1558 * haifa-sched.c (dying_use_p): Debug insns don't count.
1560 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1563 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1564 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1565 (verify_gimple_call): Reject LHS in noreturn calls.
1567 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1571 * tree-vect-loop-manip.c (adjust_info): New type.
1572 (adjust_vec): New pointer to vector.
1573 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1574 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1575 (slpeel_update_phis_for_duplicate_loop): Use them.
1576 (slpeel_update_phi_nodes_for_guard1): Likewise.
1577 (slpeel_update_phi_nodes_for_guard2): Likewise.
1578 (slpeel_tree_peel_loop_to_edge): Likewise.
1579 (vect_update_ivs_after_vectorizer): Likewise.
1581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1583 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1584 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1586 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1588 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1589 bogus uninitialized warning.
1591 2010-01-09 Richard Guenther <rguenther@suse.de>
1594 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1595 the evolution is compatible with the initial condition.
1597 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1599 * gcc.c (process_command): Update copyright notice dates.
1600 * gcov.c (print_version): Likewise.
1601 * gcov-dump.c (print_version): Likewise.
1602 * mips-tfile.c (main): Likewise.
1603 * mips-tdump.c (main): Likewise.
1605 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1608 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1610 (rotlhi3_8): Delete.
1612 (rotlsi3_8): Delete.
1613 (rotlsi3_16): Delete.
1614 (rotlsi3_24): Delete.
1616 (*rotw<mode>3): New.
1617 (*rotb<mode>3): New.
1618 * config/avr/avr.c (avr_rotate_bytes): New function.
1619 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1621 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1624 * configure.ac: Modify -rdynamic check.
1625 * configure: Regenerate.
1627 2010-01-08 DJ Delorie <dj@redhat.com>
1629 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1630 register popping order.
1632 2010-01-08 Richard Guenther <rguenther@suse.de>
1635 * c.opt (fsigned-char): Also let LTO handle this option.
1636 (funsigned-char): Likewise.
1638 2010-01-07 Richard Guenther <rguenther@suse.de>
1640 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1641 (gimple_op): Likewise.
1642 (gimple_op_ptr): Likewise.
1643 (gimple_assign_set_lhs): Remove gcc_assert.
1644 (gimple_assign_set_rhs1): Likewise.
1645 (gimple_assign_set_rhs2): Likewise.
1646 (gimple_call_set_lhs): Likewise.
1647 (gimple_call_set_fn): Likewise.
1648 (gimple_call_set_fndecl): Likewise.
1649 (gimple_call_fndecl): Likewise.
1650 (gimple_call_return_type): Likewise.
1651 (gimple_call_set_chain): Likewise.
1652 (gimple_call_num_args): Likewise.
1653 (gimple_call_set_arg): Likewise.
1654 (gimple_cond_set_code): Likewise.
1655 (gimple_cond_set_lhs): Likewise.
1656 (gimple_cond_set_rhs): Likewise.
1657 (gimple_cond_set_true_label): Likewise.
1658 (gimple_cond_set_false_label): Likewise.
1659 (gimple_label_set_label): Likewise.
1660 (gimple_goto_set_dest): Likewise.
1661 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1662 (gimple_debug_bind_get_value): Likewise.
1663 (gimple_debug_bind_get_value_ptr): Likewise.
1664 (gimple_debug_bind_set_var): Likewise.
1665 (gimple_debug_bind_set_value): Likewise.
1666 (gimple_debug_bind_reset_value): Likewise.
1667 (gimple_debug_bind_has_value_p): Likewise.
1668 (gimple_return_retval_ptr): Remove gcc_assert.
1669 (gimple_return_retval): Likewise.
1670 (gimple_return_set_retval): Likewise.
1671 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1672 (safe_referenced_var_iterator): Remove.
1673 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1674 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1675 (fill_referenced_var_vec): Remove.
1676 (first_readonly_imm_use): Remove redundant gcc_assert.
1677 (phi_arg_index_from_use): Combine gcc_asserts.
1678 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1679 (first_imm_use_stmt): Remove redundant gcc_assert.
1680 * tree-cfg.c (verify_gimple_call): Verify function and chain
1681 operands. Verify arguments.
1682 (verify_types_in_gimple_stmt): Verify condition code and labels.
1684 2010-01-07 Richard Guenther <rguenther@suse.de>
1686 PR tree-optimization/42641
1687 * sese.c (rename_map_elt_info): Use the SSA name version, do
1690 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1692 PR tree-optimization/42625
1693 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1694 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1697 2010-01-07 Duncan Sands <baldrick@free.fr>
1699 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1701 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1704 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1705 note itself is not function_invariant_p.
1707 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1709 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1710 Do not add the DF_NOTE problem.
1711 * store-motion.c (execute_rtl_store_motion): Likewise.
1713 2010-01-07 Martin Jambor <mjambor@suse.cz>
1715 PR tree-optimization/42157
1716 * tree-sra.c (compare_access_positions): Stabilize sort if both
1717 accesses have integer types, return zero immediately if they are the
1720 2010-01-06 Richard Henderson <rth@redhat.com>
1723 * haifa-sched.c (add_to_note_list): Merge into ...
1724 (concat_note_lists): ... here, and ...
1725 (unlink_other_notes, rm_other_notes): Merge into...
1726 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1727 NOTE_INSN_EPILOGUE_BEG.
1729 2010-01-06 Richard Guenther <rguenther@suse.de>
1731 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1732 not inline regular functions into always-inline functions.
1734 2010-01-06 Nick Clifton <nickc@redhat.com>
1736 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1737 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1739 (OVERRIDE_OPTIONS): Delete.
1740 (OPTIMIZATION_OPTIONS): Define.
1741 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1742 * config/rx/rx.c (rx_handle_option): Issue an error message if
1743 -mcpu=rx200 and -fpu are used together.
1744 (rx_set_optimization_options): New function. Issue an error
1745 message if an optimization attribute attempts to reset the FPU/
1746 math optimization pairing.
1747 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1748 * config/rx/rx.opt: Set the default to 32-bit doubles.
1749 * config/rx/t-rx: Add multilibs for -nofpu option.
1750 * doc/invoke.texi: Update documentation of RX options.
1752 2010-01-06 Richard Guenther <rguenther@suse.de>
1754 * tree-ssa-pre.c (name_to_id): New global.
1755 (alloc_expression_id): Simplify SSA name handling.
1756 (lookup_expression_id): Likewise.
1757 (init_pre): Zero name_to_id.
1758 (fini_pre): Free it.
1760 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1762 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1764 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/i386/sse.md (smaxv2di3): New.
1768 (umaxv2di3): Likewise.
1769 (sminv2di3): Likewise.
1770 (uminv2di3): Likewise.
1772 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1775 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1776 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1777 (legitimize_tls_address): Likewise.
1778 (sparc_tls_referenced_p): Likewise.
1779 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1780 and adjust calls to legitimize_pic_address.
1781 (legitimate_constant_p) Use sparc_tls_referenced_p.
1782 (legitimate_pic_operand_p): Likewise.
1783 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1784 (sparc_tls_symbol_ref_1): Delete.
1785 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1786 (legitimize_tls_address): Make static, handle CONST patterns.
1787 (legitimize_pic_address): Make static, remove unused parameter and
1788 adjust recursive calls.
1789 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1790 and adjust call to legitimize_pic_address.
1791 (sparc_output_mi_thunk): Likewise.
1793 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1794 H.J. Lu <hongjiu.lu@intel.com>
1797 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1798 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1799 operands to make them signed.
1802 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1805 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1806 GTU to GT for V4SI and V2DI.
1808 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1809 (umin<mode>3): Removed.
1811 (uminv4si3): Likewise.
1813 2010-01-05 Martin Jambor <mjambor@suse.cz>
1815 PR tree-optimization/42462
1816 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1817 current_function_decl to helper functions and macros.
1819 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1822 * flags.h: Don't include real.h.
1823 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1824 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1825 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1826 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1827 * dominance.c: Update copyright.
1828 * gimple.c (walk_gimple_op): Remove inline.
1829 * tree-ssa-reassoc.c: Include real.h.
1830 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1831 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1833 2010-01-05 Nick Clifton <nickc@redhat.com>
1835 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1836 register to push into the stack frame when the accumulator has to
1837 be saved during interrupts.
1839 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1841 * doc/invoke.texi: Remove the documentation about option
1843 * common.opt (Wunreachable-code): Preserved for backward
1845 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1846 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1847 the backward compatibility flag section.
1849 2010-01-05 Richard Guenther <rguenther@suse.de>
1851 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1853 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1856 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1858 PR tree-optimization/42508
1859 * tree-sra.c (convert_callers): Check for recursive call
1860 by comparing cgraph nodes instead of decls.
1861 (modify_function): Call ipa_modify_formal_parameters also
1862 on all same_body aliases.
1864 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1865 cgraph nodes when checking for same_body aliases.
1867 2010-01-05 Richard Guenther <rguenther@suse.de>
1869 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1870 allocation and lookup.
1871 (get_or_alloc_expr_for_constant): Likewise.
1872 (phi_translate): Sink allocation.
1874 2010-01-04 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1877 a new entry only if needed.
1878 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1879 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1881 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1883 (phi_translate): Handle CONSTANTs early.
1885 2010-01-04 Martin Jambor <mjambor@suse.cz>
1887 PR tree-optimization/42398
1888 * tree-sra.c (struct access): Removed flag grp_different_types.
1889 (dump_access): Do not dump the removed flag.
1890 (sort_and_splice_var_accesses): Do not set the removed flag.
1891 (sra_modify_expr): Check for type compatibility directly.
1893 2010-01-04 Martin Jambor <mjambor@suse.cz>
1895 PR tree-optimization/42366
1896 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1897 edges with variable number of parameters.
1898 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1899 flag instead of asserting it.
1900 (ipa_read_node_info): Read uses_analysis_done flag.
1902 2010-01-04 Richard Guenther <rguenther@suse.de>
1904 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1905 iterative_hash_* as intended.
1906 (vn_reference_compute_hash): Likewise. Simplify hashing
1908 (vn_reference_lookup_2): Likewise.
1909 (vn_nary_op_compute_hash): Likewise.
1910 (vn_phi_compute_hash): Likewise.
1911 (expressions_equal_p): Remove strange code.
1912 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1913 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1914 (bitmap_insert_into_set_1): Take value-id as parameter.
1915 (add_to_value): Pass it.
1916 (bitmap_insert_into_set): Likewise.
1917 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1919 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1922 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1923 (do_self_spec): For switches with SWITCH_IGNORE set set also
1924 SWITCH_IGNORE_PERMANENTLY.
1925 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1928 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1930 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1931 tree of an unreferenced global var.
1933 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1936 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1937 GTU to GT for V4SI and V2DI.
1939 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1940 (umin<mode>3): Removed.
1942 (uminv4si3): Likewise.
1944 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1947 * collect2.c (main): Turn on trace in collect2 if -v is passed
1950 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1952 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1953 description of expression operand.
1955 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1957 * configure.ac: Add install-html to target_list for Make-hooks.
1958 * configure: Regenerate.
1959 * fortran/Make-lang.in (F95_HTMLFILES): New.
1960 (fortran.html): Use it.
1961 (fortran.install-html): New.
1962 * Makefile.in (install-html): Add lang.install-html.
1963 * java/Make-lang.in (JAVA_HTMLFILES): New.
1964 (java.html): Use it.
1965 (java.install-html): New.
1966 * objc/Make-lang.in (objc.install-html): New.
1967 * objcp/Make-lang.in (obj-c++.install-html): New.
1968 * cp/Make-lang.in (c++.install-html): New.
1969 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1970 * lto/Make-lang.in (lto.install-html): New.
1972 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1975 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1977 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1979 PR rtl-optimization/41862
1980 * store-motion.c (store_killed_in_insn, compute_store_table,
1981 remove_reachable_equiv_notes, replace_store_insn,
1982 build_store_vectors): Ignore all DEBUG_INSNs.
1984 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1987 * common.opt: Add dumpdir.
1989 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1991 (option_map): Add --dumpdir.
1993 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1995 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1997 * opts.c (decode_options): Try dump_dir_name first if
1998 dump_base_name isn't an absolute path.
1999 (common_handle_option): Handle OPT_dumpdir.
2001 * toplev.c (dump_dir_name): New.
2002 (print_switch_values): Also ignore -dumpdir.
2004 * toplev.h (dump_dir_name): New.
2006 2010-01-03 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/42589
2009 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2010 double-word expansion of bswap32.
2012 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2014 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2015 with BLOCK_FOR_INSN.
2016 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2017 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2018 noce_process_if_block): Likewise.
2019 * gcse.c (compute_local_properties, insert_expr_in_table,
2020 insert_set_in_table, canon_list_insert, find_avail_set,
2021 pre_insert_copy_insn): Likewise.
2023 * basic-block.h (BLOCK_NUM): Move from here...
2024 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2026 2010-01-03 Richard Guenther <rguenther@suse.de>
2028 PR tree-optimization/42438
2029 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2030 contains_may_not_return_call flag.
2031 (BB_MAY_NOTRETURN): New.
2032 (valid_in_sets): Trapping nary operations are not valid
2033 in blocks that may not return.
2034 (insert_into_preds_of_block): Remove check for trapping
2036 (compute_avail): Compute also BB_MAY_NOTRETURN.
2038 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2040 * doc/invoke.texi: Add 2010 to copyright years.
2042 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2044 * config/sparc/sparc.c: Fix formatting nits.
2046 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2047 Alexander Monakov <amonakov@ispras.ru>
2049 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2051 2010-01-02 Richard Guenther <rguenther@suse.de>
2054 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2055 (simplify_switch_using_ranges): Mark to be removed edges
2058 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2060 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2062 * collect2.c (scan_libraries): Add missing argument in call to
2065 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2068 * config/alpha/predicates.md (aligned_memory_operand): Return false
2070 (unaligned_memory_operand): Return true for CQImode.
2071 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2072 doesn not cross aligned SImode word boundary.
2074 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2076 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2078 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2079 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2081 2010-01-02 Richard Guenther <rguenther@suse.de>
2084 * toplev.c (compile_file): Emit LTO marker properly. Change
2086 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2088 2010-01-01 Richard Guenther <rguenther@suse.de>
2091 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2093 2010-01-01 Richard Guenther <rguenther@suse.de>
2096 * c-decl.c (grokdeclarator): For zero-size arrays force
2097 structural equality checks as layout_type does.
2099 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2101 * builtins.c: Update copyright to 2010.
2103 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2106 * lto-streamer-out.c (produce_asm): Revert the last change.
2107 (copy_function): Likewise.
2109 * lto-streamer.c (lto_get_section_name): Skip any leading
2112 2010-01-01 Richard Guenther <rguenther@suse.de>
2115 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2119 Copyright (C) 2010 Free Software Foundation, Inc.
2121 Copying and distribution of this file, with or without modification,
2122 are permitted in any medium without royalty provided the copyright
2123 notice and this notice are preserved.