1 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6 (graphite_legal_transform_dr): Handle the unknown_dependence.
7 (graphite_carried_dependence_level_k): Same.
9 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
11 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
13 2010-02-07 Richard Guenther <rguenther@suse.de>
16 * expr.c (get_inner_reference): Always initialize *pbitsize.
18 2010-02-07 Richard Guenther <rguenther@suse.de>
21 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
22 new ARRAY_REFs on variable size element or minimal index arrays.
24 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
25 gimple_fold_indirect_ref.
27 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
30 * arm.c (arm_override_options): Just return if the user has specified
33 2010-02-03 Jason Merrill <jason@redhat.com>
36 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
37 i386_pe_maybe_record_exported_symbol.
39 2010-02-05 Steve Ellcey <sje@cup.hp.com>
42 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
43 (pa_delegitimize_address): New function.
45 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
47 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
48 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
50 2010-02-05 Richard Guenther <rguenther@suse.de>
53 * lto-streamer-in.c (get_resolution): Deal with references
54 to undefined functions.
56 2010-02-05 Richard Guenther <rguenther@suse.de>
58 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
60 (fold_const_aggregate_ref): Likewise.
61 (ccp_fold_stmt): Substitute loads.
62 (maybe_fold_reference): Verify types before substituting.
64 (fold_gimple_assign): Unshare properly.
65 (fold_stmt_1): Insert conversion if necessary before replacing
68 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
70 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
71 for rs6000_gen_cell_microcode.
73 2010-02-04 Richard Guenther <rguenther@suse.de>
75 PR rtl-optimization/42952
76 * dse.c (const_or_frame_p): Remove MEM handling.
78 2010-02-04 Nick Clifton <nickc@redhat.com>
80 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
81 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
82 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
83 (mn10300_asm_output_mi_thunk): New function.
84 (mn10300_can_output_mu_thunk): New function.
85 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
86 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
87 (FUNCTION_ARG): Delete incorrect comment.
89 2010-02-03 Jason Merrill <jason@redhat.com>
92 * fold-const.c (operand_equal_p): Handle erroneous types.
94 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
96 * config/h8300/h8300.md (can_delay): Fix attibute condition.
98 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
100 PR rtl-optimization/42941
101 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
104 2010-02-03 Jason Merrill <jason@redhat.com>
107 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
109 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
112 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
114 (cselib_reset_table): Renamed from...
115 (cselib_reset_table_with_next_value): ... this.
116 (cselib_get_next_uid): Renamed from...
117 (cselib_get_next_unknown_value): ... this.
118 * cselib.c (next_uid): Renamed from...
119 (next_unknown_value): ... this.
120 (cselib_clear_table): Adjust.
121 (cselib_reset_table): Adjust. Renamed from...
122 (cselib_reset_table_with_next_value): ... this.
123 (cselib_get_next_uid): Adjust. Renamed from...
124 (cselib_get_next_unknown_value): ... this.
125 (get_value_hash): Use hash.
126 (cselib_hash_rtx): Likewise.
127 (new_cselib_val): Adjust. Set and dump uid.
128 (cselib_lookup_mem): Pass next_uid as hash.
129 (cselib_subst_to_values): Likewise.
130 (cselib_log_lookup): Dump uid.
131 (cselib_lookup): Pass next_uid as hash. Adjust.
132 (cselib_process_insn): Adjust.
133 (cselib_init): Initialize next_uid.
134 (cselib_finish): Adjust.
135 (dump_cselib_table): Likewise.
136 * dse.c (canon_address): Dump value uid.
137 * print-rtl.c (print_rtx): Print value uid.
138 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
140 (dv_uid): New function, sort of renamed from...
141 (dv_htab_hash): ... this, reimplemented in terms of it and...
142 (dv_uid2hash): ... this. New.
143 (variable_htab_eq): Drop excess assertions.
144 (tie_break_pointers): Removed.
145 (canon_value_cmp): Compare uids.
146 (variable_post_merge_New_vals): Print uids.
147 (vt_add_function_parameters): Adjust.
148 (vt_initialize): Reset table. Adjust.
150 2010-02-03 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/42944
153 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
155 (call_may_clobber_ref_p_1): Likewise. Properly handle
156 malloc and calloc clobbering errno.
158 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
160 * doc/invoke.texi: Fix name of sched1 dump.
162 * opts.c (decode_options): Set flag_tree_switch_conversion
163 only conditionally on optimize >= 2.
165 * gcse.c: Assorted comment fixes in pass description.
167 2010-02-03 Anthony Green <green@moxielogic.com>
169 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
170 nop padding in order to maintain alignment of storage location of
171 target function address.
172 (moxie_trampoline_init): Store target function address at newly
174 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
176 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
178 2010-02-03 Richard Guenther <rguenther@suse.de>
181 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
183 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
185 * config.gcc: Reenable check for obsolete targets.
186 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
187 mips-sgi-irix6.[0-4]*.
189 2010-02-02 Nick Clifton <nickc@redhat.com>
191 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
192 constant size of 4 as being the same as 0.
193 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
194 can take values in the range 0..4.
196 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
199 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
200 as _darwin10_Unwind_FindEnclosingFunction().
201 * libgcc-libsystem.ver: New.
203 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
206 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
207 implicitly set registers.
209 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
211 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
212 (arm_override_options): Allow automatic selection of the thread
213 pointer register if thumb2.
214 (legitimize_pic_address): Improve code sequences for Thumb2.
215 (arm_call_tls_get_addr): Likewise.
216 (legitimize_tls_address): Likewise.
217 * arm.md (pic_load_addr_arm): Delete. Replace with ...
218 (pic_load_addr_32bit): ... this. New named pattern.
219 * thumb2.md (pic_load_addr_thumb2): Delete.
220 (pic_load_dot_plus_four): Delete.
221 (tls_load_dot_plus_four): New named pattern.
223 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
226 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
227 Document fix for TLS bug.
229 2010-01-31 Richard Guenther <rguenther@suse.de>
231 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
232 conservatively correct.
234 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
238 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
240 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
242 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
244 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
246 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
248 * config.gcc: Adjust order of makefile fragments for mingw targets.
250 2010-01-31 Richard Guenther <rguenther@suse.de>
253 * gimplify.c (gimplify_init_constructor): For volatile LHS
254 initialize a temporary.
256 2010-01-31 Matthias Klose <doko@ubuntu.com>
258 * configure.ac: Fix __stack_chk_fail check for cross builds configured
260 * configure: Regenerate.
262 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
264 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
265 the same alias set and their sizes different constantness.
266 (aliasing_component_refs_p): Revert 2009-10-24 change.
268 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
270 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
273 2010-01-29 Richard Guenther <rguenther@suse.de>
275 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
276 Assert we successfully updated the call.
278 2010-01-29 Jakub Jelinek <jakub@redhat.com>
280 PR rtl-optimization/42889
281 * df.h (df_set_bb_dirty_nonlr): New prototype.
282 * df-core.c (df_set_bb_dirty_nonlr): New function.
283 * df-scan.c (df_insn_rescan): Call it instead of
284 df_set_bb_dirty for DEBUG_INSNs.
286 2010-01-29 Richard Guenther <rguenther@suse.de>
289 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
290 quadratic behavior in most cases.
292 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
296 in the call to gen_x86_movsicc_0_m1.
298 2010-01-28 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/42871
301 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
304 2010-01-28 Richard Guenther <rguenther@suse.de>
306 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
309 2010-01-28 Richard Guenther <rguenther@suse.de>
312 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
313 the forwarder if the destination is an EH landing pad.
315 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
317 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
318 block list passed to gimple_duplicate_sese_tail.
319 (parallelize_loops): Avoid parallelization when the function
321 Avoid parallelization when the preheader is IRREDUCIBLE.
322 Try to optimize when estimated_loop_iterations_int is unresolved.
323 Add the loop's location to the dump file.
324 * tree-cfg.c (add_phi_args_after_redirect): Remove.
325 (gimple_duplicate_sese_tail): Remove the check for the latch.
326 Redirect nexits to the exit block.
327 Remove handling of the incoming edges to the latch.
328 Redirect the backedge from the copied latch to the exit bb.
330 2010-01-28 Michael Matz <matz@suse.de>
333 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
334 Wrap force_reg into a sequence, emit it before user.
336 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
338 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
340 (arm_legacy_rev): Likewise.
341 (thumb_legacy_rev): Likewise.
343 2010-01-27 Jakub Jelinek <jakub@redhat.com>
345 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
346 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
347 on MEM's address failed, try avoid_constant_pool_reference and
348 recurse if it returned something different.
349 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
350 address, try avoid_constant_pool_reference and recurse if it
351 returned something different.
352 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
353 address and avoid_constant_pool_reference returned something
354 different, don't set have_address.
356 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
359 * var-tracking.c (val_store): Add modified argument, obey it.
361 (count_uses): Move down logging of main.
362 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
363 don't need resolution.
364 (emit_notes_in_bb): Likewise.
366 2010-01-27 Richard Guenther <rguenther@suse.de>
369 * tree-inline.c (remap_decl): Delay remapping of SSA name
370 default definitions until we need them.
372 2010-01-27 Jakub Jelinek <jakub@redhat.com>
374 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
375 (rs6000_delegitimize_address): New function.
377 * config/s390/s390.c (s390_delegitimize_address): Call
378 delegitimize_mem_from_attrs.
381 * tree-inline.c (cannot_copy_type_1): Removed.
382 (copy_forbidden): Don't forbid copying of functions containing
383 records/unions with variable length fields.
385 2010-01-27 Christian Bruel <christian.bruel@st.com>
389 * config/sh/sh.c (find_barrier): Increase length for non delayed
390 conditional branches.
392 2010-01-27 Matthias Klose <doko@ubuntu.com>
394 * configure.ac (gnu-unique-object): Fix ldd version check.
395 * configure: Regenerate.
397 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
399 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
401 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
402 Test for HAVE_GNU_AS value.
404 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
406 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
407 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
409 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
410 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
411 INT_LEAST64_TYPE): Define.
412 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
413 UINT_LEAST64_TYPE): Define.
414 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
415 INT_FAST64_TYPE): Define.
416 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
417 UINT_FAST64_TYPE): Define.
418 (INTMAX_TYPE, UINTMAX_TYPE): Define.
419 (INTPTR_TYPE, UINTPTR_TYPE): Define.
420 (SIG_ATOMIC_TYPE): Define.
422 2010-01-26 Richard Guenther <rguenther@suse.de>
424 * df-scan.c (df_scan_set_bb_info): Remove assert.
425 (df_insn_rescan_debug_internal): Merge asserts.
426 (df_install_ref): Likewise.
427 (df_mark_reg): Use bitmap_set_range.
428 (df_hard_reg_used_p): Remove assert.
429 (df_hard_reg_used_count): Likewise.
431 2010-01-26 Richard Guenther <rguenther@suse.de>
433 PR rtl-optimization/42685
434 * web.c (web_main): Ignore DEBUG_INSNs.
436 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
438 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
440 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
441 Fix types of fndecl and arglist parameters.
443 2010-01-26 Richard Guenther <rguenther@suse.de>
446 * tree-eh.c (unsplit_eh): Skip debug insns.
448 2010-01-26 Richard Guenther <rguenther@suse.de>
450 PR tree-optimization/42250
451 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
453 2010-01-26 Jakub Jelinek <jakub@redhat.com>
456 * omp-low.c (expand_omp_sections): Only use single_pred if
457 l2_bb is single_pred_p.
459 2010-01-25 Christian Bruel <christian.bruel@st.com>
462 * config/sh/sh.c (find_barrier): Increase length for non delayed
463 conditional branches.
464 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
466 2010-01-24 David S. Miller <davem@davemloft.net>
468 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
469 define if not using GAS.
470 * config/sparc/sparc.c (sparc_elf_asm_named_section):
471 Likewise. Delete SECTION_MERGE code, which is only applicable
474 2010-01-24 Mark Mitchell <mark@codesourcery.com>
477 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
478 mangling of va_list in system headers.
480 2010-01-23 Toon Moene <toon@moene.org>
482 * tree-predcom.c (combine_chains): Return NULL, not false.
484 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
486 * tree-loop-distribution.c (distribute_loop): Fix declaration and
487 initialization of variable res to agree with return type.
489 2010-01-22 Steve Ellcey <sje@cup.hp.com>
491 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
492 * tree-sra.c: Add include of expr.h.
494 2010-01-22 Jakub Jelinek <jakub@redhat.com>
496 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
497 insert the debug stmt on the single non-EH edge from the stmt.
499 2010-01-22 Richard Henderson <rth@redhat.com>
502 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
503 the RHS until after generate_subtree_copies has insertted its
504 code before the current statement.
506 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
508 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
510 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
512 2010-01-21 Martin Jambor <mjambor@suse.cz>
514 PR tree-optimization/42585
515 * tree-sra.c (struct access): New field grp_total_scalarization.
516 (dump_access): Dump the new field.
517 (should_scalarize_away_bitmap): New variable.
518 (cannot_scalarize_away_bitmap): Likewise.
519 (sra_initialize): Allocate new bitmaps.
520 (sra_deinitialize): Free new bitmaps.
521 (create_access_1): New function.
522 (create_access): Parts moved to create_access_1.
523 (type_consists_of_records_p): New function.
524 (completely_scalarize_record): Likewise.
525 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
526 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
527 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
529 (analyze_all_variable_accesses): Completely scalarize small eligible
532 2010-01-21 Martin Jambor <mjambor@suse.cz>
534 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
536 2010-01-21 Andrew Haley <aph@redhat.com>
538 * gcc.c (process_command): Move lang_specific_driver before
539 setting cc_libexec_prefix.
541 2010-01-21 Richard Guenther <rguenther@suse.de>
544 * fold-const.c (negate_expr_p): Pretend only negative
545 real constants are easily negatable.
547 2010-01-20 Janis Johnson <janis187@us.ibm.com>
548 Jason Merrill <jason@redhat.com>
550 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
551 (TYPE_TRANSPARENT_AGGR): this, for union and record.
552 * calls.c (initialize argument_information): Handle it.
553 * c-common.c (handle_transparent_union_attribute): Use new name.
554 * c-decl.c (finish_struct): Ditto.
555 * c-typeck.c (type_lists_compatible_p): Ditto.
556 (convert_for_assignment): Use new name and also handle record.
557 * function.c (aggregate_value_p): Handle it.
558 (pass_by_reference): Ditto.
559 (assign_parm_data_types): Ditto.
560 * print-tree.c (print_node): Ditto.
561 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
562 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
563 * tree.c (first_field): New fn.
565 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
568 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
569 even when linking statically, for now.
571 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
574 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
575 without a cselib val.
576 (count_uses): Accept MO_VAL_SET with no val on stores.
577 (add_stores): Likewise.
579 2010-01-20 Jakub Jelinek <jakub@redhat.com>
581 * var-tracking.c (check_value_val): Add a compile time assertion.
582 (dv_is_decl_p): Simplify.
583 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
584 gcc_assert if ENABLE_CHECKING.
586 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
589 * var-tracking.c: Include tree-flow.h.
590 (mem_dies_at_call): New.
591 (dataflow_set_preserve_mem_locs): Use it.
592 (dataflow_set_remove_mem_locs): Likewise.
593 (dump_var): Renamed from dump_variable. Adjust all callers.
594 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
595 * Makefile.in (var-tracking.o): Adjust deps.
597 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
599 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
601 2010-01-20 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/42717
604 * tree-ssa-dce.c (get_live_post_dom): Remove.
605 (forward_edge_to_pdom): Take an arbitrary edge to copy
606 degenerate PHI args from.
607 (remove_dead_stmt): Use the first post-dominator even if it
608 does not contain live statements as redirection destination.
610 2010-01-20 Richard Guenther <rguenther@suse.de>
612 * tree-inline.c (estimate_num_insns): Handle EH builtins.
614 2010-01-20 Jakub Jelinek <jakub@redhat.com>
616 * sel-sched.c (create_speculation_check): Remove set but not used
618 (try_transformation_cache): Remove set but not used variable ds.
619 (calculate_privileged_insns): Remove set but not used variables
620 cur_insn and min_spec_insn.
621 (find_best_expr): Remove set but not used variable avail_n.
622 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
624 * cgraphunit.c (assemble_thunk): Remove set but not used variable
626 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
627 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
630 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
633 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
634 cpu types. Add support for *-sse3 cpu types.
637 2010-01-20 Jakub Jelinek <jakub@redhat.com>
640 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
641 argument, call initializer_constant_valid_p_1 instead of
642 initializer_constant_valid_p, pass CACHE to it, return NULL
643 immediately if first call returns NULL.
644 (initializer_constant_valid_p_1): New function.
645 (initializer_constant_valid_p): Use it.
647 2010-01-20 Thomas Quinot <quinot@adacore.com>
649 * tree.def (PLACEHOLDER_EXPR): Fix comment.
651 2010-01-20 Jakub Jelinek <jakub@redhat.com>
653 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
654 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
655 (loc_list_from_tree): Don't handle unsigned division. Handle
656 signed modulo using DW_OP_{over,over,div,mul,minus}.
657 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
658 modulo instead of signed.
660 2010-01-20 DJ Delorie <dj@redhat.com>
662 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
664 (h8300_emit_stack_adjustment): Propogate it.
666 (h8300_expand_prologue): Likewise.
667 (h8300_expand_epilogue): Likewise.
669 2010-01-19 Michael Matz <matz@suse.de>
671 PR tree-optimization/41783
672 * tree-data-ref.c (toplevel): Include flags.h.
673 (dump_data_dependence_relation): Also dump the inputs if the
674 result will be unknown.
675 (split_constant_offset_1): Look through some conversions.
676 * tree-predcom.c (determine_roots_comp): Restart a new chain if
677 the offset from last element is too large.
678 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
679 (reassociate_to_the_same_stmt): Handle vector registers.
680 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
682 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
683 wide_prolog_niters argument, emit widening instructions.
684 (vect_do_peeling_for_alignment): Adjust caller, use widened
685 variant of the iteration cound.
686 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
688 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
691 * config/arm/neon-testgen.m (emit_automatics): New parameter
692 features. Adjust for Fixed_return_reg feature.
693 (test_intrinsic): Call emit_automatics with new feature.
694 * config/arm/neon.ml: Update copyright years.
695 (features): New Fixed_return_reg feature.
696 (ops): Update feature for Vget_low.
698 2010-01-19 Jakub Jelinek <jakub@redhat.com>
700 PR tree-optimization/42719
701 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
705 * fwprop.c (all_uses_available_at): Return false if def_set dest
706 is a REG that is used in def_insn.
708 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
710 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
712 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
715 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
717 * target.h (struct gcc_target) <secondary_reload>: Change type
718 of last argument to secondary_reload_info *.
720 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
723 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
724 memory references with unaligned offsets. Remove CQImode handling.
725 (unaligned_memory_operand): Return 1 for memory references with
726 unaligned offsets. Remove CQImode handling.
728 2010-01-18 Richard Guenther <rguenther@suse.de>
731 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
734 2010-01-18 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/42781
737 * tree-ssa-structalias.c (find_what_var_points_to): Skip
738 restrict processing only if the original variable was
741 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
743 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
744 find number of popped argument bytes.
746 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
747 Fix the text that describes the return value for invalid insns.
749 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
751 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
752 Clarify what 'cost of the -dependence' is. Fix quoting.
754 * toplev.c (default_get_pch_validity): Rename argument to "sz".
755 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
757 2010-01-17 Jakub Jelinek <jakub@redhat.com>
759 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
760 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
762 2010-01-17 Richard Guenther <rguenther@suse.de>
765 * function.c (split_complex_args): Take a VEC to modify.
766 (assign_parms_augmented_arg_list): Build a VEC instead of
767 a chain of PARM_DECLs.
768 (assign_parms_unsplit_complex): Take a VEC of arguments.
769 Do not fixup unmodified parms.
770 (assign_parms): Deal with the VEC.
771 (gimplify_parameters): Likewise.
773 2010-01-17 Richard Guenther <rguenther@suse.de>
775 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
776 node existence check.
777 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
778 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
779 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
780 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
781 (gimple_execute_on_growing_pred): Likewise.
783 2010-01-17 Richard Guenther <rguenther@suse.de>
785 PR tree-optimization/42773
786 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
787 (compute_antic_aux): Likewise.
788 (compute_partial_antic_aux): Likewise.
790 2010-01-17 Jie Zhang <jie.zhang@analog.com>
793 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
796 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
798 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
801 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
802 Fix markup for strict argument.
804 (TARGET_SCHED_REORDER2): Fix argument types.
806 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
807 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
809 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
810 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
812 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
815 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
816 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
817 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
818 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
819 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
821 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
823 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
825 (TARGET_ASM_RELOC_RW_MASK): Add return type.
826 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
828 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
830 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
833 (TARGET_ASM_NAMED_SECTION): Fix argument list.
835 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
836 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
838 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
840 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
842 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
843 referring to it. Fix language.
845 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
847 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
849 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
851 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
853 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
854 '@var{stream}. Remove stray 'and'.
856 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
858 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
860 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
862 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
863 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
865 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
866 Fix description of return value.
867 Rename argument "sz" to "len."
869 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
870 Clarify meaning of 'true' return value.
872 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
874 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
875 rep_mode versus mode_rep.
877 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
879 (TARGET_BUILTIN_DECL): Fix name.
881 (TARGET_COMMUTATIVE_P): Fix type of first argument.
883 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
885 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
887 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
889 (TARGET_RELAXED_ORDERING): Use @deftypevr.
891 (TARGET_GET_DRAP_RTX): Note that this is a hook.
894 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
895 Rename argument tm_fn to md_fn.
897 (TARGET_OPTION_PRINT): Fix argument list.
899 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
902 * config/i386/i386.c (ix86_fixup_binary_operands):
903 Revert FMA4 fixup of operands.
905 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
908 * Makefile.in (write_entries_to_file, install-plugin):
909 Use \012 instead of \n with tr.
911 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
913 * configure.ac (HAVE_AS_REF): New C macro.
914 * configure: Regenerate.
915 * config.in: Likewise.
916 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
918 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
921 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
923 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
925 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
927 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
929 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
931 (TARGET_IN_SMALL_DATA_P): Fix argument type.
933 (TARGET_BINDS_LOCAL_P): Fix argument type.
935 (TARGET_ASM_FILE_END): Use prototype.
937 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
939 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
941 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
943 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
945 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
946 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
948 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
949 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
951 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
952 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
953 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
954 (TARGET_ADDR_SPACE_CONVERT): Likewise.
956 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
958 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
960 (TARGET_INIT_BUILTINS): Use prototype.
962 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
963 Put 'const char *' in braces. Fix parameter types.
964 (TARGET_INVALID_CONVERSION): Fix parameter types.
965 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
966 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
968 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
971 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
973 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
975 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
977 * doc/tm.texi (TARGET_HELP): Fix return type.
979 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
980 in braces. Fix argument types.
982 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
984 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
986 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
988 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
989 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
991 (TARGET_MANGLE_TYPE): Fix argument types.
993 (TARGET_IRA_COVER_CLASSES): Use prototype.
995 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
997 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
999 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1001 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1003 (TARGET_CALLEE_COPIES): Fix argument types.
1005 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1007 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1009 (TARGET_FUNCTION_VALUE): Fix argument types.
1011 (TARGET_RETURN_IN_MSB): Fix argument type.
1013 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1015 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1017 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1019 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1020 agree with return type.
1022 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1024 2010-01-15 Jing Yu <jingyu@google.com>
1026 PR rtl-optimization/42691
1027 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1028 a pseudo to a constant and are merged, and adjust comments.
1030 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1032 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1034 2010-01-15 Richard Guenther <rguenther@suse.de>
1037 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1038 labels of computed or non-local gotos to the destination.
1039 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1040 landing pad label is the first label.
1042 2010-01-15 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1046 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1049 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1050 to allow generation of the xssqrtdp instruction on power7.
1051 (sqrtdf2_fpr): Ditto.
1053 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1056 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1057 functions with noreturn attribute.
1060 * varasm.c (declare_weak): Add weak attribute to decl if it
1061 doesn't have one already.
1062 (assemble_external): Only add decls to weak_decls if they also
1063 have weak attribute.
1065 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1067 * var-tracking.c (var_reg_delete): Don't delete the association
1068 between REGs and values or one-part variables if the register
1071 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1074 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1075 because its first operand is a non-localized variable.
1077 2010-01-14 Martin Jambor <mjambor@suse.cz>
1079 PR tree-optimization/42706
1080 * tree-sra.c (encountered_recursive_call): New variable.
1081 (encountered_unchangable_recursive_call): Likewise.
1082 (sra_initialize): Initialize both new variables.
1083 (callsite_has_enough_arguments_p): New function.
1084 (scan_function): Call decl and flags check only for IPA-SRA, check
1085 whether there is a recursive call and whether it has enough arguments.
1086 (all_callers_have_enough_arguments_p): New function.
1087 (convert_callers): Look for recursive calls only when
1088 encountered_recursive_call is set.
1089 (ipa_early_sra): Bail out either if
1090 !all_callers_have_enough_arguments_p or
1091 encountered_unchangable_recursive_call.
1093 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1095 * sel-sched.c: Add 2010 to copyright years.
1096 * sel-sched-ir.c: Likewise.
1097 * sel-sched-ir.h: Likewise.
1099 2010-01-14 Martin Jambor <mjambor@suse.cz>
1101 PR tree-optimization/42714
1102 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1103 constructors specially.
1105 2010-01-14 Andi Kleen <ak@linux.intel.com>
1107 * config/i386/drivers-i386.c (detect_caches_intel):
1108 Add l2sizekb parameter and fill in.
1109 (host_detect_local_cpu): Add l2sizekb, fill in.
1110 Add Atom small cache heuristic.
1112 2010-01-14 Andi Kleen <ak@linux.intel.com>
1114 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1115 Add level3 parameter and fill in.
1116 (detect_caches_intel): Handle level3 cache.
1118 2010-01-14 Andi Kleen <ak@linux.intel.com>
1120 * config/i386/drivers-i386.c (host_detect_local_cpu):
1121 Fix core duo detection.
1123 2010-01-14 Andi Kleen <ak@linux.intel.com>
1125 * config/i386/drivers-i386.c (host_detect_local_cpu):
1128 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1130 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1131 (rs6000_variable_issue_1): this. Use...
1132 (rs6000_variable_issue): here. Reimplement. Print debug info.
1134 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1136 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1137 sel_restore_notes. Update all callers. Call reemit_notes
1140 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1142 PR rtl-optimization/42246
1143 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1146 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1148 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1149 all successors is the same as number of successors in current region.
1151 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1153 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1154 to rename is not separable. Otherwise check that its LHS is not NULL.
1156 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1158 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1160 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1162 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1163 available registers when failed to discover LHS register class.
1164 Fix indentation. Update comment.
1166 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1167 Alexander Monakov <amonakov@ispras.ru>
1169 PR rtl-optimization/42389
1170 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1172 (advance_state_on_fence): Likewise.
1173 (sel_target_adjust_priority): Print debug output only when
1174 sched_verbose >= 4, not 2.
1175 (get_expr_cost): Do not issue all unique insns on the next cycle.
1176 (fill_insns): Initialize can_issue_more from the value saved
1178 * sel-sched-ir.c (flist_add): New parameter issue_more.
1179 Init FENCE_ISSUE_MORE with it.
1180 (merge_fences): Likewise.
1181 (init_fences): Update call to flist_add.
1182 (add_to_fences, add_clean_fence_to_fences)
1183 (add_dirty_fence_to_fences): Likewise.
1184 (move_fence_to_fences): Update call to merge_fences.
1185 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1187 * sel-sched-ir.h (struct _fence): New field issue_more.
1188 (FENCE_ISSUE_MORE): New accessor macro.
1190 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1192 PR rtl-optimization/42388
1193 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1194 that have no predecessors nor successors. Do not call move_bb_info
1195 for empty blocks outside of current region.
1197 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1199 PR rtl-optimization/42294
1200 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1201 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1202 originators' originators.
1204 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1206 PR rtl-optimization/39453
1207 PR rtl-optimization/42246
1208 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1210 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1212 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1213 Alexander Monakov <amonakov@ispras.ru>
1216 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1217 (maybe_tidy_empty_bb): ... here. Make static. Add new
1218 argument. Update all callers.
1219 (tidy_control_flow): ... and here. Recompute topological order
1220 of basic blocks in region if necessary.
1221 (sel_redirect_edge_and_branch): Change return type. Return true
1222 if topological order might have been invalidated.
1223 (purge_empty_blocks): Export and move from...
1224 * sel-sched.c (purge_empty_blocks): ... here.
1225 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1226 (maybe_tidy_empty_bb): Delete prototype.
1227 (purge_empty_blocks): Declare.
1229 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1231 PR rtl-optimization/42249
1232 * sel-sched.c (try_replace_dest_reg): When chosen register
1233 and original register is the same, do not bail out early, but
1234 still check all original insns for validity of replacing destination
1235 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1238 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1241 Port from no-undefined-overflow branch:
1242 2009-03-09 Richard Guenther <rguenther@suse.de>
1244 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1246 2010-01-14 Richard Guenther <rguenther@suse.de>
1249 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1252 2010-01-14 Ira Rosen <irar@il.ibm.com>
1254 PR tree-optimization/42709
1255 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1256 as scalar type in creation of constant vector operand.
1258 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1261 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1262 (check-parallel-%): Match `testsuite' directory component only
1265 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1267 PR translation/39521
1268 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1271 2010-01-13 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/42730
1274 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1277 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1280 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1281 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1284 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1286 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1287 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1288 ___umulsi3_highpart.
1290 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1291 rather than schedule_insns if the pass is enabled.
1293 2010-01-13 Martin Jambor <mjambor@suse.cz>
1295 PR tree-optimization/42704
1296 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1299 2010-01-13 Martin Jambor <mjambor@suse.cz>
1301 PR tree-optimization/42703
1302 * tree-sra.c (analyze_access_subtree): Check that we can build a
1303 reference to the original data within the aggregate.
1305 2010-01-13 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/42705
1308 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1311 2010-01-13 Richard Guenther <rguenther@suse.de>
1314 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1316 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1319 * var-tracking.c (values_to_unmark): New variable.
1320 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1321 values_to_unmark vector. Moved body to...
1322 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1323 instead queue it into values_to_unmark vector.
1324 (vt_find_locations): Free values_to_unmark vector.
1326 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1328 * config/s390/s390.c (override_options): Set
1329 default of max-pending-list-length to 256
1331 2010-01-13 Richard Guenther <rguenther@suse.de>
1334 * tree-pass.h (PROP_gimple_lcx): New.
1335 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1336 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1337 before the final cleanup_eh.
1338 (dump_properties): Dump PROP_gimple_lcx.
1339 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1340 (tree_lower_complex_O0): Remove.
1341 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1342 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1343 tree_lower_complex, schedule TODO_update_ssa.
1344 * lto-streamer-out.c (output_function): Stream the functions
1346 * lto-streamer-in.c (input_function): Likewise.
1347 (lto_read_body): Do not override them here.
1349 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1352 * c-typeck.c (build_c_cast): Fold value cast to union type before
1353 wrapping it in a CONSTRUCTOR.
1355 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1357 PR rtl-optimization/42699
1358 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1361 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1363 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1364 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1365 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1366 SUBTARGET_WARN_UNUSED_SPEC): ... here
1367 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1369 2010-01-12 Julian Brown <julian@codesourcery.com>
1371 * config/arm/neon-schedgen.ml (Utils): Don't try to
1372 open missing module.
1373 (find_with_result): New.
1375 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1378 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1379 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1381 PR tree-optimization/42645
1382 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1383 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1384 decl_map, set processing_debug_stmt to -1 and return name without
1387 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1389 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1390 binutils version, and reword target configuration description.
1392 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1394 * config/avr/avr.h (LINKER_NAME): Remove.
1396 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1399 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1400 that support VSX, warn for -mno-altivec if vsx is not disabled,
1403 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1404 Shujing Zhao <pearly.zhao@oracle.com>
1406 PR translation/42469
1407 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1408 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1409 character between option name and help text.
1410 * c.opt (imultilib): Likewise.
1412 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1414 * lto-streamer-out.c (output_unreferenced_globals): Output static
1417 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1419 PR rtl-optimization/42621
1420 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1421 optimizing for size.
1422 (duplicate_computed_gotos): Remove now-redundant check.
1424 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1427 * configure.ac: Save and restore LDFLAGS and LIBS
1428 * configure: Regenerate.
1430 2010-01-10 Richard Guenther <rguenther@suse.de>
1433 * builtins.c (fold_builtin_strlen): Add type argument and
1434 convert the resulting length to it.
1435 (fold_builtin_1): Adjust.
1437 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1439 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1440 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1442 (num_insns_constant_wide): Adjust for that change.
1444 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1447 * web.c (union_defs): Add used argument, to combine uses of
1449 (entry_register): Adjust type and tests of used argument.
1450 (web_main): Widen used for new use. Pass it to union_defs.
1451 * df.h (union_defs): Adjust prototype.
1453 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1456 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1457 uses in new incoming argument. Free body.
1458 (reset_debug_uses_in_loop): New.
1459 (analyze_insn_to_expand_var): Call the latter if the former found
1460 anything. Fix whitespace. Reject invalid dest overlaps before
1461 going through all insns in the loop.
1463 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1466 * haifa-sched.c (dying_use_p): Debug insns don't count.
1468 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1471 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1472 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1473 (verify_gimple_call): Reject LHS in noreturn calls.
1475 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1479 * tree-vect-loop-manip.c (adjust_info): New type.
1480 (adjust_vec): New pointer to vector.
1481 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1482 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1483 (slpeel_update_phis_for_duplicate_loop): Use them.
1484 (slpeel_update_phi_nodes_for_guard1): Likewise.
1485 (slpeel_update_phi_nodes_for_guard2): Likewise.
1486 (slpeel_tree_peel_loop_to_edge): Likewise.
1487 (vect_update_ivs_after_vectorizer): Likewise.
1489 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1491 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1492 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1494 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1496 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1497 bogus uninitialized warning.
1499 2010-01-09 Richard Guenther <rguenther@suse.de>
1502 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1503 the evolution is compatible with the initial condition.
1505 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1507 * gcc.c (process_command): Update copyright notice dates.
1508 * gcov.c (print_version): Likewise.
1509 * gcov-dump.c (print_version): Likewise.
1510 * mips-tfile.c (main): Likewise.
1511 * mips-tdump.c (main): Likewise.
1513 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1516 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1518 (rotlhi3_8): Delete.
1520 (rotlsi3_8): Delete.
1521 (rotlsi3_16): Delete.
1522 (rotlsi3_24): Delete.
1524 (*rotw<mode>3): New.
1525 (*rotb<mode>3): New.
1526 * config/avr/avr.c (avr_rotate_bytes): New function.
1527 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1529 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1532 * configure.ac: Modify -rdynamic check.
1533 * configure: Regenerate.
1535 2010-01-08 DJ Delorie <dj@redhat.com>
1537 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1538 register popping order.
1540 2010-01-08 Richard Guenther <rguenther@suse.de>
1543 * c.opt (fsigned-char): Also let LTO handle this option.
1544 (funsigned-char): Likewise.
1546 2010-01-07 Richard Guenther <rguenther@suse.de>
1548 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1549 (gimple_op): Likewise.
1550 (gimple_op_ptr): Likewise.
1551 (gimple_assign_set_lhs): Remove gcc_assert.
1552 (gimple_assign_set_rhs1): Likewise.
1553 (gimple_assign_set_rhs2): Likewise.
1554 (gimple_call_set_lhs): Likewise.
1555 (gimple_call_set_fn): Likewise.
1556 (gimple_call_set_fndecl): Likewise.
1557 (gimple_call_fndecl): Likewise.
1558 (gimple_call_return_type): Likewise.
1559 (gimple_call_set_chain): Likewise.
1560 (gimple_call_num_args): Likewise.
1561 (gimple_call_set_arg): Likewise.
1562 (gimple_cond_set_code): Likewise.
1563 (gimple_cond_set_lhs): Likewise.
1564 (gimple_cond_set_rhs): Likewise.
1565 (gimple_cond_set_true_label): Likewise.
1566 (gimple_cond_set_false_label): Likewise.
1567 (gimple_label_set_label): Likewise.
1568 (gimple_goto_set_dest): Likewise.
1569 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1570 (gimple_debug_bind_get_value): Likewise.
1571 (gimple_debug_bind_get_value_ptr): Likewise.
1572 (gimple_debug_bind_set_var): Likewise.
1573 (gimple_debug_bind_set_value): Likewise.
1574 (gimple_debug_bind_reset_value): Likewise.
1575 (gimple_debug_bind_has_value_p): Likewise.
1576 (gimple_return_retval_ptr): Remove gcc_assert.
1577 (gimple_return_retval): Likewise.
1578 (gimple_return_set_retval): Likewise.
1579 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1580 (safe_referenced_var_iterator): Remove.
1581 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1582 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1583 (fill_referenced_var_vec): Remove.
1584 (first_readonly_imm_use): Remove redundant gcc_assert.
1585 (phi_arg_index_from_use): Combine gcc_asserts.
1586 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1587 (first_imm_use_stmt): Remove redundant gcc_assert.
1588 * tree-cfg.c (verify_gimple_call): Verify function and chain
1589 operands. Verify arguments.
1590 (verify_types_in_gimple_stmt): Verify condition code and labels.
1592 2010-01-07 Richard Guenther <rguenther@suse.de>
1594 PR tree-optimization/42641
1595 * sese.c (rename_map_elt_info): Use the SSA name version, do
1598 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1600 PR tree-optimization/42625
1601 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1602 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1605 2010-01-07 Duncan Sands <baldrick@free.fr>
1607 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1609 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1612 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1613 note itself is not function_invariant_p.
1615 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1617 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1618 Do not add the DF_NOTE problem.
1619 * store-motion.c (execute_rtl_store_motion): Likewise.
1621 2010-01-07 Martin Jambor <mjambor@suse.cz>
1623 PR tree-optimization/42157
1624 * tree-sra.c (compare_access_positions): Stabilize sort if both
1625 accesses have integer types, return zero immediately if they are the
1628 2010-01-06 Richard Henderson <rth@redhat.com>
1631 * haifa-sched.c (add_to_note_list): Merge into ...
1632 (concat_note_lists): ... here, and ...
1633 (unlink_other_notes, rm_other_notes): Merge into...
1634 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1635 NOTE_INSN_EPILOGUE_BEG.
1637 2010-01-06 Richard Guenther <rguenther@suse.de>
1639 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1640 not inline regular functions into always-inline functions.
1642 2010-01-06 Nick Clifton <nickc@redhat.com>
1644 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1645 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1647 (OVERRIDE_OPTIONS): Delete.
1648 (OPTIMIZATION_OPTIONS): Define.
1649 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1650 * config/rx/rx.c (rx_handle_option): Issue an error message if
1651 -mcpu=rx200 and -fpu are used together.
1652 (rx_set_optimization_options): New function. Issue an error
1653 message if an optimization attribute attempts to reset the FPU/
1654 math optimization pairing.
1655 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1656 * config/rx/rx.opt: Set the default to 32-bit doubles.
1657 * config/rx/t-rx: Add multilibs for -nofpu option.
1658 * doc/invoke.texi: Update documentation of RX options.
1660 2010-01-06 Richard Guenther <rguenther@suse.de>
1662 * tree-ssa-pre.c (name_to_id): New global.
1663 (alloc_expression_id): Simplify SSA name handling.
1664 (lookup_expression_id): Likewise.
1665 (init_pre): Zero name_to_id.
1666 (fini_pre): Free it.
1668 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1670 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1672 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1675 * config/i386/sse.md (smaxv2di3): New.
1676 (umaxv2di3): Likewise.
1677 (sminv2di3): Likewise.
1678 (uminv2di3): Likewise.
1680 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1683 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1684 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1685 (legitimize_tls_address): Likewise.
1686 (sparc_tls_referenced_p): Likewise.
1687 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1688 and adjust calls to legitimize_pic_address.
1689 (legitimate_constant_p) Use sparc_tls_referenced_p.
1690 (legitimate_pic_operand_p): Likewise.
1691 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1692 (sparc_tls_symbol_ref_1): Delete.
1693 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1694 (legitimize_tls_address): Make static, handle CONST patterns.
1695 (legitimize_pic_address): Make static, remove unused parameter and
1696 adjust recursive calls.
1697 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1698 and adjust call to legitimize_pic_address.
1699 (sparc_output_mi_thunk): Likewise.
1701 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1702 H.J. Lu <hongjiu.lu@intel.com>
1705 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1706 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1707 operands to make them signed.
1710 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1713 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1714 GTU to GT for V4SI and V2DI.
1716 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1717 (umin<mode>3): Removed.
1719 (uminv4si3): Likewise.
1721 2010-01-05 Martin Jambor <mjambor@suse.cz>
1723 PR tree-optimization/42462
1724 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1725 current_function_decl to helper functions and macros.
1727 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * flags.h: Don't include real.h.
1731 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1732 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1733 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1734 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1735 * dominance.c: Update copyright.
1736 * gimple.c (walk_gimple_op): Remove inline.
1737 * tree-ssa-reassoc.c: Include real.h.
1738 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1739 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1741 2010-01-05 Nick Clifton <nickc@redhat.com>
1743 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1744 register to push into the stack frame when the accumulator has to
1745 be saved during interrupts.
1747 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1749 * doc/invoke.texi: Remove the documentation about option
1751 * common.opt (Wunreachable-code): Preserved for backward
1753 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1754 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1755 the backward compatibility flag section.
1757 2010-01-05 Richard Guenther <rguenther@suse.de>
1759 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1761 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1764 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1766 PR tree-optimization/42508
1767 * tree-sra.c (convert_callers): Check for recursive call
1768 by comparing cgraph nodes instead of decls.
1769 (modify_function): Call ipa_modify_formal_parameters also
1770 on all same_body aliases.
1772 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1773 cgraph nodes when checking for same_body aliases.
1775 2010-01-05 Richard Guenther <rguenther@suse.de>
1777 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1778 allocation and lookup.
1779 (get_or_alloc_expr_for_constant): Likewise.
1780 (phi_translate): Sink allocation.
1782 2010-01-04 Richard Guenther <rguenther@suse.de>
1784 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1785 a new entry only if needed.
1786 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1787 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1789 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1791 (phi_translate): Handle CONSTANTs early.
1793 2010-01-04 Martin Jambor <mjambor@suse.cz>
1795 PR tree-optimization/42398
1796 * tree-sra.c (struct access): Removed flag grp_different_types.
1797 (dump_access): Do not dump the removed flag.
1798 (sort_and_splice_var_accesses): Do not set the removed flag.
1799 (sra_modify_expr): Check for type compatibility directly.
1801 2010-01-04 Martin Jambor <mjambor@suse.cz>
1803 PR tree-optimization/42366
1804 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1805 edges with variable number of parameters.
1806 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1807 flag instead of asserting it.
1808 (ipa_read_node_info): Read uses_analysis_done flag.
1810 2010-01-04 Richard Guenther <rguenther@suse.de>
1812 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1813 iterative_hash_* as intended.
1814 (vn_reference_compute_hash): Likewise. Simplify hashing
1816 (vn_reference_lookup_2): Likewise.
1817 (vn_nary_op_compute_hash): Likewise.
1818 (vn_phi_compute_hash): Likewise.
1819 (expressions_equal_p): Remove strange code.
1820 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1821 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1822 (bitmap_insert_into_set_1): Take value-id as parameter.
1823 (add_to_value): Pass it.
1824 (bitmap_insert_into_set): Likewise.
1825 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1827 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1830 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1831 (do_self_spec): For switches with SWITCH_IGNORE set set also
1832 SWITCH_IGNORE_PERMANENTLY.
1833 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1836 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1838 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1839 tree of an unreferenced global var.
1841 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1844 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1845 GTU to GT for V4SI and V2DI.
1847 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1848 (umin<mode>3): Removed.
1850 (uminv4si3): Likewise.
1852 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1855 * collect2.c (main): Turn on trace in collect2 if -v is passed
1858 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1860 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1861 description of expression operand.
1863 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1865 * configure.ac: Add install-html to target_list for Make-hooks.
1866 * configure: Regenerate.
1867 * fortran/Make-lang.in (F95_HTMLFILES): New.
1868 (fortran.html): Use it.
1869 (fortran.install-html): New.
1870 * Makefile.in (install-html): Add lang.install-html.
1871 * java/Make-lang.in (JAVA_HTMLFILES): New.
1872 (java.html): Use it.
1873 (java.install-html): New.
1874 * objc/Make-lang.in (objc.install-html): New.
1875 * objcp/Make-lang.in (obj-c++.install-html): New.
1876 * cp/Make-lang.in (c++.install-html): New.
1877 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1878 * lto/Make-lang.in (lto.install-html): New.
1880 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1883 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1885 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1887 PR rtl-optimization/41862
1888 * store-motion.c (store_killed_in_insn, compute_store_table,
1889 remove_reachable_equiv_notes, replace_store_insn,
1890 build_store_vectors): Ignore all DEBUG_INSNs.
1892 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1895 * common.opt: Add dumpdir.
1897 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1899 (option_map): Add --dumpdir.
1901 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1903 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1905 * opts.c (decode_options): Try dump_dir_name first if
1906 dump_base_name isn't an absolute path.
1907 (common_handle_option): Handle OPT_dumpdir.
1909 * toplev.c (dump_dir_name): New.
1910 (print_switch_values): Also ignore -dumpdir.
1912 * toplev.h (dump_dir_name): New.
1914 2010-01-03 Richard Guenther <rguenther@suse.de>
1916 PR tree-optimization/42589
1917 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1918 double-word expansion of bswap32.
1920 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1922 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1923 with BLOCK_FOR_INSN.
1924 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1925 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1926 noce_process_if_block): Likewise.
1927 * gcse.c (compute_local_properties, insert_expr_in_table,
1928 insert_set_in_table, canon_list_insert, find_avail_set,
1929 pre_insert_copy_insn): Likewise.
1931 * basic-block.h (BLOCK_NUM): Move from here...
1932 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1934 2010-01-03 Richard Guenther <rguenther@suse.de>
1936 PR tree-optimization/42438
1937 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1938 contains_may_not_return_call flag.
1939 (BB_MAY_NOTRETURN): New.
1940 (valid_in_sets): Trapping nary operations are not valid
1941 in blocks that may not return.
1942 (insert_into_preds_of_block): Remove check for trapping
1944 (compute_avail): Compute also BB_MAY_NOTRETURN.
1946 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1948 * doc/invoke.texi: Add 2010 to copyright years.
1950 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1952 * config/sparc/sparc.c: Fix formatting nits.
1954 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1955 Alexander Monakov <amonakov@ispras.ru>
1957 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1959 2010-01-02 Richard Guenther <rguenther@suse.de>
1962 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1963 (simplify_switch_using_ranges): Mark to be removed edges
1966 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1968 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1970 * collect2.c (scan_libraries): Add missing argument in call to
1973 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1976 * config/alpha/predicates.md (aligned_memory_operand): Return false
1978 (unaligned_memory_operand): Return true for CQImode.
1979 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1980 doesn not cross aligned SImode word boundary.
1982 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1984 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1986 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1987 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1989 2010-01-02 Richard Guenther <rguenther@suse.de>
1992 * toplev.c (compile_file): Emit LTO marker properly. Change
1994 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1996 2010-01-01 Richard Guenther <rguenther@suse.de>
1999 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2001 2010-01-01 Richard Guenther <rguenther@suse.de>
2004 * c-decl.c (grokdeclarator): For zero-size arrays force
2005 structural equality checks as layout_type does.
2007 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2009 * builtins.c: Update copyright to 2010.
2011 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2014 * lto-streamer-out.c (produce_asm): Revert the last change.
2015 (copy_function): Likewise.
2017 * lto-streamer.c (lto_get_section_name): Skip any leading
2020 2010-01-01 Richard Guenther <rguenther@suse.de>
2023 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2027 Copyright (C) 2010 Free Software Foundation, Inc.
2029 Copying and distribution of this file, with or without modification,
2030 are permitted in any medium without royalty provided the copyright
2031 notice and this notice are preserved.