1 2010-02-07 Richard Guenther <rguenther@suse.de>
4 * expr.c (get_inner_reference): Always initialize *pbitsize.
6 2010-02-07 Richard Guenther <rguenther@suse.de>
9 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
10 new ARRAY_REFs on variable size element or minimal index arrays.
12 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
13 gimple_fold_indirect_ref.
15 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
18 * arm.c (arm_override_options): Just return if the user has specified
21 2010-02-03 Jason Merrill <jason@redhat.com>
24 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
25 i386_pe_maybe_record_exported_symbol.
27 2010-02-05 Steve Ellcey <sje@cup.hp.com>
30 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
31 (pa_delegitimize_address): New function.
33 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
35 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
36 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
38 2010-02-05 Richard Guenther <rguenther@suse.de>
41 * lto-streamer-in.c (get_resolution): Deal with references
42 to undefined functions.
44 2010-02-05 Richard Guenther <rguenther@suse.de>
46 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
48 (fold_const_aggregate_ref): Likewise.
49 (ccp_fold_stmt): Substitute loads.
50 (maybe_fold_reference): Verify types before substituting.
52 (fold_gimple_assign): Unshare properly.
53 (fold_stmt_1): Insert conversion if necessary before replacing
56 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
58 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
59 for rs6000_gen_cell_microcode.
61 2010-02-04 Richard Guenther <rguenther@suse.de>
63 PR rtl-optimization/42952
64 * dse.c (const_or_frame_p): Remove MEM handling.
66 2010-02-04 Nick Clifton <nickc@redhat.com>
68 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
69 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
70 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
71 (mn10300_asm_output_mi_thunk): New function.
72 (mn10300_can_output_mu_thunk): New function.
73 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
74 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
75 (FUNCTION_ARG): Delete incorrect comment.
77 2010-02-03 Jason Merrill <jason@redhat.com>
80 * fold-const.c (operand_equal_p): Handle erroneous types.
82 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
84 * config/h8300/h8300.md (can_delay): Fix attibute condition.
86 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
88 PR rtl-optimization/42941
89 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
92 2010-02-03 Jason Merrill <jason@redhat.com>
95 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
97 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
100 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
102 (cselib_reset_table): Renamed from...
103 (cselib_reset_table_with_next_value): ... this.
104 (cselib_get_next_uid): Renamed from...
105 (cselib_get_next_unknown_value): ... this.
106 * cselib.c (next_uid): Renamed from...
107 (next_unknown_value): ... this.
108 (cselib_clear_table): Adjust.
109 (cselib_reset_table): Adjust. Renamed from...
110 (cselib_reset_table_with_next_value): ... this.
111 (cselib_get_next_uid): Adjust. Renamed from...
112 (cselib_get_next_unknown_value): ... this.
113 (get_value_hash): Use hash.
114 (cselib_hash_rtx): Likewise.
115 (new_cselib_val): Adjust. Set and dump uid.
116 (cselib_lookup_mem): Pass next_uid as hash.
117 (cselib_subst_to_values): Likewise.
118 (cselib_log_lookup): Dump uid.
119 (cselib_lookup): Pass next_uid as hash. Adjust.
120 (cselib_process_insn): Adjust.
121 (cselib_init): Initialize next_uid.
122 (cselib_finish): Adjust.
123 (dump_cselib_table): Likewise.
124 * dse.c (canon_address): Dump value uid.
125 * print-rtl.c (print_rtx): Print value uid.
126 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
128 (dv_uid): New function, sort of renamed from...
129 (dv_htab_hash): ... this, reimplemented in terms of it and...
130 (dv_uid2hash): ... this. New.
131 (variable_htab_eq): Drop excess assertions.
132 (tie_break_pointers): Removed.
133 (canon_value_cmp): Compare uids.
134 (variable_post_merge_New_vals): Print uids.
135 (vt_add_function_parameters): Adjust.
136 (vt_initialize): Reset table. Adjust.
138 2010-02-03 Richard Guenther <rguenther@suse.de>
140 PR tree-optimization/42944
141 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
143 (call_may_clobber_ref_p_1): Likewise. Properly handle
144 malloc and calloc clobbering errno.
146 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
148 * doc/invoke.texi: Fix name of sched1 dump.
150 * opts.c (decode_options): Set flag_tree_switch_conversion
151 only conditionally on optimize >= 2.
153 * gcse.c: Assorted comment fixes in pass description.
155 2010-02-03 Anthony Green <green@moxielogic.com>
157 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
158 nop padding in order to maintain alignment of storage location of
159 target function address.
160 (moxie_trampoline_init): Store target function address at newly
162 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
164 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
166 2010-02-03 Richard Guenther <rguenther@suse.de>
169 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
171 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
173 * config.gcc: Reenable check for obsolete targets.
174 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
175 mips-sgi-irix6.[0-4]*.
177 2010-02-02 Nick Clifton <nickc@redhat.com>
179 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
180 constant size of 4 as being the same as 0.
181 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
182 can take values in the range 0..4.
184 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
187 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
188 as _darwin10_Unwind_FindEnclosingFunction().
189 * libgcc-libsystem.ver: New.
191 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
194 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
195 implicitly set registers.
197 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
199 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
200 (arm_override_options): Allow automatic selection of the thread
201 pointer register if thumb2.
202 (legitimize_pic_address): Improve code sequences for Thumb2.
203 (arm_call_tls_get_addr): Likewise.
204 (legitimize_tls_address): Likewise.
205 * arm.md (pic_load_addr_arm): Delete. Replace with ...
206 (pic_load_addr_32bit): ... this. New named pattern.
207 * thumb2.md (pic_load_addr_thumb2): Delete.
208 (pic_load_dot_plus_four): Delete.
209 (tls_load_dot_plus_four): New named pattern.
211 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
214 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
215 Document fix for TLS bug.
217 2010-01-31 Richard Guenther <rguenther@suse.de>
219 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
220 conservatively correct.
222 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
226 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
228 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
230 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
232 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
234 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
236 * config.gcc: Adjust order of makefile fragments for mingw targets.
238 2010-01-31 Richard Guenther <rguenther@suse.de>
241 * gimplify.c (gimplify_init_constructor): For volatile LHS
242 initialize a temporary.
244 2010-01-31 Matthias Klose <doko@ubuntu.com>
246 * configure.ac: Fix __stack_chk_fail check for cross builds configured
248 * configure: Regenerate.
250 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
252 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
253 the same alias set and their sizes different constantness.
254 (aliasing_component_refs_p): Revert 2009-10-24 change.
256 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
258 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
261 2010-01-29 Richard Guenther <rguenther@suse.de>
263 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
264 Assert we successfully updated the call.
266 2010-01-29 Jakub Jelinek <jakub@redhat.com>
268 PR rtl-optimization/42889
269 * df.h (df_set_bb_dirty_nonlr): New prototype.
270 * df-core.c (df_set_bb_dirty_nonlr): New function.
271 * df-scan.c (df_insn_rescan): Call it instead of
272 df_set_bb_dirty for DEBUG_INSNs.
274 2010-01-29 Richard Guenther <rguenther@suse.de>
277 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
278 quadratic behavior in most cases.
280 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
283 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
284 in the call to gen_x86_movsicc_0_m1.
286 2010-01-28 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/42871
289 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
292 2010-01-28 Richard Guenther <rguenther@suse.de>
294 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
297 2010-01-28 Richard Guenther <rguenther@suse.de>
300 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
301 the forwarder if the destination is an EH landing pad.
303 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
305 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
306 block list passed to gimple_duplicate_sese_tail.
307 (parallelize_loops): Avoid parallelization when the function
309 Avoid parallelization when the preheader is IRREDUCIBLE.
310 Try to optimize when estimated_loop_iterations_int is unresolved.
311 Add the loop's location to the dump file.
312 * tree-cfg.c (add_phi_args_after_redirect): Remove.
313 (gimple_duplicate_sese_tail): Remove the check for the latch.
314 Redirect nexits to the exit block.
315 Remove handling of the incoming edges to the latch.
316 Redirect the backedge from the copied latch to the exit bb.
318 2010-01-28 Michael Matz <matz@suse.de>
321 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
322 Wrap force_reg into a sequence, emit it before user.
324 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
326 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
328 (arm_legacy_rev): Likewise.
329 (thumb_legacy_rev): Likewise.
331 2010-01-27 Jakub Jelinek <jakub@redhat.com>
333 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
334 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
335 on MEM's address failed, try avoid_constant_pool_reference and
336 recurse if it returned something different.
337 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
338 address, try avoid_constant_pool_reference and recurse if it
339 returned something different.
340 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
341 address and avoid_constant_pool_reference returned something
342 different, don't set have_address.
344 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
347 * var-tracking.c (val_store): Add modified argument, obey it.
349 (count_uses): Move down logging of main.
350 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
351 don't need resolution.
352 (emit_notes_in_bb): Likewise.
354 2010-01-27 Richard Guenther <rguenther@suse.de>
357 * tree-inline.c (remap_decl): Delay remapping of SSA name
358 default definitions until we need them.
360 2010-01-27 Jakub Jelinek <jakub@redhat.com>
362 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
363 (rs6000_delegitimize_address): New function.
365 * config/s390/s390.c (s390_delegitimize_address): Call
366 delegitimize_mem_from_attrs.
369 * tree-inline.c (cannot_copy_type_1): Removed.
370 (copy_forbidden): Don't forbid copying of functions containing
371 records/unions with variable length fields.
373 2010-01-27 Christian Bruel <christian.bruel@st.com>
377 * config/sh/sh.c (find_barrier): Increase length for non delayed
378 conditional branches.
380 2010-01-27 Matthias Klose <doko@ubuntu.com>
382 * configure.ac (gnu-unique-object): Fix ldd version check.
383 * configure: Regenerate.
385 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
387 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
389 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
390 Test for HAVE_GNU_AS value.
392 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
394 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
395 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
397 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
398 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
399 INT_LEAST64_TYPE): Define.
400 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
401 UINT_LEAST64_TYPE): Define.
402 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
403 INT_FAST64_TYPE): Define.
404 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
405 UINT_FAST64_TYPE): Define.
406 (INTMAX_TYPE, UINTMAX_TYPE): Define.
407 (INTPTR_TYPE, UINTPTR_TYPE): Define.
408 (SIG_ATOMIC_TYPE): Define.
410 2010-01-26 Richard Guenther <rguenther@suse.de>
412 * df-scan.c (df_scan_set_bb_info): Remove assert.
413 (df_insn_rescan_debug_internal): Merge asserts.
414 (df_install_ref): Likewise.
415 (df_mark_reg): Use bitmap_set_range.
416 (df_hard_reg_used_p): Remove assert.
417 (df_hard_reg_used_count): Likewise.
419 2010-01-26 Richard Guenther <rguenther@suse.de>
421 PR rtl-optimization/42685
422 * web.c (web_main): Ignore DEBUG_INSNs.
424 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
426 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
428 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
429 Fix types of fndecl and arglist parameters.
431 2010-01-26 Richard Guenther <rguenther@suse.de>
434 * tree-eh.c (unsplit_eh): Skip debug insns.
436 2010-01-26 Richard Guenther <rguenther@suse.de>
438 PR tree-optimization/42250
439 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
441 2010-01-26 Jakub Jelinek <jakub@redhat.com>
444 * omp-low.c (expand_omp_sections): Only use single_pred if
445 l2_bb is single_pred_p.
447 2010-01-25 Christian Bruel <christian.bruel@st.com>
450 * config/sh/sh.c (find_barrier): Increase length for non delayed
451 conditional branches.
452 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
454 2010-01-24 David S. Miller <davem@davemloft.net>
456 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
457 define if not using GAS.
458 * config/sparc/sparc.c (sparc_elf_asm_named_section):
459 Likewise. Delete SECTION_MERGE code, which is only applicable
462 2010-01-24 Mark Mitchell <mark@codesourcery.com>
465 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
466 mangling of va_list in system headers.
468 2010-01-23 Toon Moene <toon@moene.org>
470 * tree-predcom.c (combine_chains): Return NULL, not false.
472 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
474 * tree-loop-distribution.c (distribute_loop): Fix declaration and
475 initialization of variable res to agree with return type.
477 2010-01-22 Steve Ellcey <sje@cup.hp.com>
479 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
480 * tree-sra.c: Add include of expr.h.
482 2010-01-22 Jakub Jelinek <jakub@redhat.com>
484 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
485 insert the debug stmt on the single non-EH edge from the stmt.
487 2010-01-22 Richard Henderson <rth@redhat.com>
490 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
491 the RHS until after generate_subtree_copies has insertted its
492 code before the current statement.
494 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
496 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
498 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
500 2010-01-21 Martin Jambor <mjambor@suse.cz>
502 PR tree-optimization/42585
503 * tree-sra.c (struct access): New field grp_total_scalarization.
504 (dump_access): Dump the new field.
505 (should_scalarize_away_bitmap): New variable.
506 (cannot_scalarize_away_bitmap): Likewise.
507 (sra_initialize): Allocate new bitmaps.
508 (sra_deinitialize): Free new bitmaps.
509 (create_access_1): New function.
510 (create_access): Parts moved to create_access_1.
511 (type_consists_of_records_p): New function.
512 (completely_scalarize_record): Likewise.
513 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
514 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
515 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
517 (analyze_all_variable_accesses): Completely scalarize small eligible
520 2010-01-21 Martin Jambor <mjambor@suse.cz>
522 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
524 2010-01-21 Andrew Haley <aph@redhat.com>
526 * gcc.c (process_command): Move lang_specific_driver before
527 setting cc_libexec_prefix.
529 2010-01-21 Richard Guenther <rguenther@suse.de>
532 * fold-const.c (negate_expr_p): Pretend only negative
533 real constants are easily negatable.
535 2010-01-20 Janis Johnson <janis187@us.ibm.com>
536 Jason Merrill <jason@redhat.com>
538 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
539 (TYPE_TRANSPARENT_AGGR): this, for union and record.
540 * calls.c (initialize argument_information): Handle it.
541 * c-common.c (handle_transparent_union_attribute): Use new name.
542 * c-decl.c (finish_struct): Ditto.
543 * c-typeck.c (type_lists_compatible_p): Ditto.
544 (convert_for_assignment): Use new name and also handle record.
545 * function.c (aggregate_value_p): Handle it.
546 (pass_by_reference): Ditto.
547 (assign_parm_data_types): Ditto.
548 * print-tree.c (print_node): Ditto.
549 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
550 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
551 * tree.c (first_field): New fn.
553 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
556 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
557 even when linking statically, for now.
559 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
562 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
563 without a cselib val.
564 (count_uses): Accept MO_VAL_SET with no val on stores.
565 (add_stores): Likewise.
567 2010-01-20 Jakub Jelinek <jakub@redhat.com>
569 * var-tracking.c (check_value_val): Add a compile time assertion.
570 (dv_is_decl_p): Simplify.
571 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
572 gcc_assert if ENABLE_CHECKING.
574 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
577 * var-tracking.c: Include tree-flow.h.
578 (mem_dies_at_call): New.
579 (dataflow_set_preserve_mem_locs): Use it.
580 (dataflow_set_remove_mem_locs): Likewise.
581 (dump_var): Renamed from dump_variable. Adjust all callers.
582 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
583 * Makefile.in (var-tracking.o): Adjust deps.
585 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
587 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
589 2010-01-20 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/42717
592 * tree-ssa-dce.c (get_live_post_dom): Remove.
593 (forward_edge_to_pdom): Take an arbitrary edge to copy
594 degenerate PHI args from.
595 (remove_dead_stmt): Use the first post-dominator even if it
596 does not contain live statements as redirection destination.
598 2010-01-20 Richard Guenther <rguenther@suse.de>
600 * tree-inline.c (estimate_num_insns): Handle EH builtins.
602 2010-01-20 Jakub Jelinek <jakub@redhat.com>
604 * sel-sched.c (create_speculation_check): Remove set but not used
606 (try_transformation_cache): Remove set but not used variable ds.
607 (calculate_privileged_insns): Remove set but not used variables
608 cur_insn and min_spec_insn.
609 (find_best_expr): Remove set but not used variable avail_n.
610 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
612 * cgraphunit.c (assemble_thunk): Remove set but not used variable
614 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
615 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
618 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
621 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
622 cpu types. Add support for *-sse3 cpu types.
625 2010-01-20 Jakub Jelinek <jakub@redhat.com>
628 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
629 argument, call initializer_constant_valid_p_1 instead of
630 initializer_constant_valid_p, pass CACHE to it, return NULL
631 immediately if first call returns NULL.
632 (initializer_constant_valid_p_1): New function.
633 (initializer_constant_valid_p): Use it.
635 2010-01-20 Thomas Quinot <quinot@adacore.com>
637 * tree.def (PLACEHOLDER_EXPR): Fix comment.
639 2010-01-20 Jakub Jelinek <jakub@redhat.com>
641 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
642 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
643 (loc_list_from_tree): Don't handle unsigned division. Handle
644 signed modulo using DW_OP_{over,over,div,mul,minus}.
645 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
646 modulo instead of signed.
648 2010-01-20 DJ Delorie <dj@redhat.com>
650 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
652 (h8300_emit_stack_adjustment): Propogate it.
654 (h8300_expand_prologue): Likewise.
655 (h8300_expand_epilogue): Likewise.
657 2010-01-19 Michael Matz <matz@suse.de>
659 PR tree-optimization/41783
660 * tree-data-ref.c (toplevel): Include flags.h.
661 (dump_data_dependence_relation): Also dump the inputs if the
662 result will be unknown.
663 (split_constant_offset_1): Look through some conversions.
664 * tree-predcom.c (determine_roots_comp): Restart a new chain if
665 the offset from last element is too large.
666 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
667 (reassociate_to_the_same_stmt): Handle vector registers.
668 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
670 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
671 wide_prolog_niters argument, emit widening instructions.
672 (vect_do_peeling_for_alignment): Adjust caller, use widened
673 variant of the iteration cound.
674 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
676 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
679 * config/arm/neon-testgen.m (emit_automatics): New parameter
680 features. Adjust for Fixed_return_reg feature.
681 (test_intrinsic): Call emit_automatics with new feature.
682 * config/arm/neon.ml: Update copyright years.
683 (features): New Fixed_return_reg feature.
684 (ops): Update feature for Vget_low.
686 2010-01-19 Jakub Jelinek <jakub@redhat.com>
688 PR tree-optimization/42719
689 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
693 * fwprop.c (all_uses_available_at): Return false if def_set dest
694 is a REG that is used in def_insn.
696 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
698 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
700 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
703 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
705 * target.h (struct gcc_target) <secondary_reload>: Change type
706 of last argument to secondary_reload_info *.
708 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
711 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
712 memory references with unaligned offsets. Remove CQImode handling.
713 (unaligned_memory_operand): Return 1 for memory references with
714 unaligned offsets. Remove CQImode handling.
716 2010-01-18 Richard Guenther <rguenther@suse.de>
719 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
722 2010-01-18 Richard Guenther <rguenther@suse.de>
724 PR tree-optimization/42781
725 * tree-ssa-structalias.c (find_what_var_points_to): Skip
726 restrict processing only if the original variable was
729 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
731 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
732 find number of popped argument bytes.
734 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
735 Fix the text that describes the return value for invalid insns.
737 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
739 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
740 Clarify what 'cost of the -dependence' is. Fix quoting.
742 * toplev.c (default_get_pch_validity): Rename argument to "sz".
743 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
745 2010-01-17 Jakub Jelinek <jakub@redhat.com>
747 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
748 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
750 2010-01-17 Richard Guenther <rguenther@suse.de>
753 * function.c (split_complex_args): Take a VEC to modify.
754 (assign_parms_augmented_arg_list): Build a VEC instead of
755 a chain of PARM_DECLs.
756 (assign_parms_unsplit_complex): Take a VEC of arguments.
757 Do not fixup unmodified parms.
758 (assign_parms): Deal with the VEC.
759 (gimplify_parameters): Likewise.
761 2010-01-17 Richard Guenther <rguenther@suse.de>
763 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
764 node existence check.
765 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
766 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
767 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
768 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
769 (gimple_execute_on_growing_pred): Likewise.
771 2010-01-17 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/42773
774 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
775 (compute_antic_aux): Likewise.
776 (compute_partial_antic_aux): Likewise.
778 2010-01-17 Jie Zhang <jie.zhang@analog.com>
781 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
784 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
786 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
789 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
790 Fix markup for strict argument.
792 (TARGET_SCHED_REORDER2): Fix argument types.
794 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
795 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
797 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
798 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
800 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
803 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
804 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
805 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
806 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
807 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
809 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
811 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
813 (TARGET_ASM_RELOC_RW_MASK): Add return type.
814 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
816 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
818 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
821 (TARGET_ASM_NAMED_SECTION): Fix argument list.
823 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
824 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
826 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
828 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
830 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
831 referring to it. Fix language.
833 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
835 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
837 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
839 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
841 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
842 '@var{stream}. Remove stray 'and'.
844 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
846 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
848 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
850 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
851 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
853 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
854 Fix description of return value.
855 Rename argument "sz" to "len."
857 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
858 Clarify meaning of 'true' return value.
860 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
862 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
863 rep_mode versus mode_rep.
865 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
867 (TARGET_BUILTIN_DECL): Fix name.
869 (TARGET_COMMUTATIVE_P): Fix type of first argument.
871 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
873 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
875 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
877 (TARGET_RELAXED_ORDERING): Use @deftypevr.
879 (TARGET_GET_DRAP_RTX): Note that this is a hook.
882 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
883 Rename argument tm_fn to md_fn.
885 (TARGET_OPTION_PRINT): Fix argument list.
887 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
890 * config/i386/i386.c (ix86_fixup_binary_operands):
891 Revert FMA4 fixup of operands.
893 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
896 * Makefile.in (write_entries_to_file, install-plugin):
897 Use \012 instead of \n with tr.
899 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
901 * configure.ac (HAVE_AS_REF): New C macro.
902 * configure: Regenerate.
903 * config.in: Likewise.
904 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
906 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
909 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
911 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
913 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
915 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
917 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
919 (TARGET_IN_SMALL_DATA_P): Fix argument type.
921 (TARGET_BINDS_LOCAL_P): Fix argument type.
923 (TARGET_ASM_FILE_END): Use prototype.
925 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
927 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
929 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
931 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
933 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
934 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
936 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
937 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
939 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
940 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
941 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
942 (TARGET_ADDR_SPACE_CONVERT): Likewise.
944 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
946 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
948 (TARGET_INIT_BUILTINS): Use prototype.
950 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
951 Put 'const char *' in braces. Fix parameter types.
952 (TARGET_INVALID_CONVERSION): Fix parameter types.
953 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
954 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
956 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
959 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
961 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
963 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
965 * doc/tm.texi (TARGET_HELP): Fix return type.
967 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
968 in braces. Fix argument types.
970 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
972 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
974 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
976 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
977 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
979 (TARGET_MANGLE_TYPE): Fix argument types.
981 (TARGET_IRA_COVER_CLASSES): Use prototype.
983 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
985 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
987 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
989 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
991 (TARGET_CALLEE_COPIES): Fix argument types.
993 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
995 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
997 (TARGET_FUNCTION_VALUE): Fix argument types.
999 (TARGET_RETURN_IN_MSB): Fix argument type.
1001 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1003 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1005 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1007 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1008 agree with return type.
1010 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1012 2010-01-15 Jing Yu <jingyu@google.com>
1014 PR rtl-optimization/42691
1015 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1016 a pseudo to a constant and are merged, and adjust comments.
1018 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1020 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1022 2010-01-15 Richard Guenther <rguenther@suse.de>
1025 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1026 labels of computed or non-local gotos to the destination.
1027 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1028 landing pad label is the first label.
1030 2010-01-15 Richard Guenther <rguenther@suse.de>
1032 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1034 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1037 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1038 to allow generation of the xssqrtdp instruction on power7.
1039 (sqrtdf2_fpr): Ditto.
1041 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1044 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1045 functions with noreturn attribute.
1048 * varasm.c (declare_weak): Add weak attribute to decl if it
1049 doesn't have one already.
1050 (assemble_external): Only add decls to weak_decls if they also
1051 have weak attribute.
1053 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1055 * var-tracking.c (var_reg_delete): Don't delete the association
1056 between REGs and values or one-part variables if the register
1059 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1062 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1063 because its first operand is a non-localized variable.
1065 2010-01-14 Martin Jambor <mjambor@suse.cz>
1067 PR tree-optimization/42706
1068 * tree-sra.c (encountered_recursive_call): New variable.
1069 (encountered_unchangable_recursive_call): Likewise.
1070 (sra_initialize): Initialize both new variables.
1071 (callsite_has_enough_arguments_p): New function.
1072 (scan_function): Call decl and flags check only for IPA-SRA, check
1073 whether there is a recursive call and whether it has enough arguments.
1074 (all_callers_have_enough_arguments_p): New function.
1075 (convert_callers): Look for recursive calls only when
1076 encountered_recursive_call is set.
1077 (ipa_early_sra): Bail out either if
1078 !all_callers_have_enough_arguments_p or
1079 encountered_unchangable_recursive_call.
1081 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1083 * sel-sched.c: Add 2010 to copyright years.
1084 * sel-sched-ir.c: Likewise.
1085 * sel-sched-ir.h: Likewise.
1087 2010-01-14 Martin Jambor <mjambor@suse.cz>
1089 PR tree-optimization/42714
1090 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1091 constructors specially.
1093 2010-01-14 Andi Kleen <ak@linux.intel.com>
1095 * config/i386/drivers-i386.c (detect_caches_intel):
1096 Add l2sizekb parameter and fill in.
1097 (host_detect_local_cpu): Add l2sizekb, fill in.
1098 Add Atom small cache heuristic.
1100 2010-01-14 Andi Kleen <ak@linux.intel.com>
1102 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1103 Add level3 parameter and fill in.
1104 (detect_caches_intel): Handle level3 cache.
1106 2010-01-14 Andi Kleen <ak@linux.intel.com>
1108 * config/i386/drivers-i386.c (host_detect_local_cpu):
1109 Fix core duo detection.
1111 2010-01-14 Andi Kleen <ak@linux.intel.com>
1113 * config/i386/drivers-i386.c (host_detect_local_cpu):
1116 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1118 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1119 (rs6000_variable_issue_1): this. Use...
1120 (rs6000_variable_issue): here. Reimplement. Print debug info.
1122 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1124 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1125 sel_restore_notes. Update all callers. Call reemit_notes
1128 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1130 PR rtl-optimization/42246
1131 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1134 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1136 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1137 all successors is the same as number of successors in current region.
1139 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1141 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1142 to rename is not separable. Otherwise check that its LHS is not NULL.
1144 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1146 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1150 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1151 available registers when failed to discover LHS register class.
1152 Fix indentation. Update comment.
1154 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1155 Alexander Monakov <amonakov@ispras.ru>
1157 PR rtl-optimization/42389
1158 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1160 (advance_state_on_fence): Likewise.
1161 (sel_target_adjust_priority): Print debug output only when
1162 sched_verbose >= 4, not 2.
1163 (get_expr_cost): Do not issue all unique insns on the next cycle.
1164 (fill_insns): Initialize can_issue_more from the value saved
1166 * sel-sched-ir.c (flist_add): New parameter issue_more.
1167 Init FENCE_ISSUE_MORE with it.
1168 (merge_fences): Likewise.
1169 (init_fences): Update call to flist_add.
1170 (add_to_fences, add_clean_fence_to_fences)
1171 (add_dirty_fence_to_fences): Likewise.
1172 (move_fence_to_fences): Update call to merge_fences.
1173 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1175 * sel-sched-ir.h (struct _fence): New field issue_more.
1176 (FENCE_ISSUE_MORE): New accessor macro.
1178 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1180 PR rtl-optimization/42388
1181 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1182 that have no predecessors nor successors. Do not call move_bb_info
1183 for empty blocks outside of current region.
1185 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1187 PR rtl-optimization/42294
1188 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1189 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1190 originators' originators.
1192 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1194 PR rtl-optimization/39453
1195 PR rtl-optimization/42246
1196 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1198 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1200 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1201 Alexander Monakov <amonakov@ispras.ru>
1204 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1205 (maybe_tidy_empty_bb): ... here. Make static. Add new
1206 argument. Update all callers.
1207 (tidy_control_flow): ... and here. Recompute topological order
1208 of basic blocks in region if necessary.
1209 (sel_redirect_edge_and_branch): Change return type. Return true
1210 if topological order might have been invalidated.
1211 (purge_empty_blocks): Export and move from...
1212 * sel-sched.c (purge_empty_blocks): ... here.
1213 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1214 (maybe_tidy_empty_bb): Delete prototype.
1215 (purge_empty_blocks): Declare.
1217 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1219 PR rtl-optimization/42249
1220 * sel-sched.c (try_replace_dest_reg): When chosen register
1221 and original register is the same, do not bail out early, but
1222 still check all original insns for validity of replacing destination
1223 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1226 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1229 Port from no-undefined-overflow branch:
1230 2009-03-09 Richard Guenther <rguenther@suse.de>
1232 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1234 2010-01-14 Richard Guenther <rguenther@suse.de>
1237 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1240 2010-01-14 Ira Rosen <irar@il.ibm.com>
1242 PR tree-optimization/42709
1243 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1244 as scalar type in creation of constant vector operand.
1246 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1249 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1250 (check-parallel-%): Match `testsuite' directory component only
1253 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1255 PR translation/39521
1256 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1259 2010-01-13 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/42730
1262 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1265 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1268 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1269 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1272 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1274 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1275 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1276 ___umulsi3_highpart.
1278 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1279 rather than schedule_insns if the pass is enabled.
1281 2010-01-13 Martin Jambor <mjambor@suse.cz>
1283 PR tree-optimization/42704
1284 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1287 2010-01-13 Martin Jambor <mjambor@suse.cz>
1289 PR tree-optimization/42703
1290 * tree-sra.c (analyze_access_subtree): Check that we can build a
1291 reference to the original data within the aggregate.
1293 2010-01-13 Richard Guenther <rguenther@suse.de>
1295 PR tree-optimization/42705
1296 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1299 2010-01-13 Richard Guenther <rguenther@suse.de>
1302 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1304 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1307 * var-tracking.c (values_to_unmark): New variable.
1308 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1309 values_to_unmark vector. Moved body to...
1310 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1311 instead queue it into values_to_unmark vector.
1312 (vt_find_locations): Free values_to_unmark vector.
1314 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1316 * config/s390/s390.c (override_options): Set
1317 default of max-pending-list-length to 256
1319 2010-01-13 Richard Guenther <rguenther@suse.de>
1322 * tree-pass.h (PROP_gimple_lcx): New.
1323 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1324 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1325 before the final cleanup_eh.
1326 (dump_properties): Dump PROP_gimple_lcx.
1327 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1328 (tree_lower_complex_O0): Remove.
1329 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1330 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1331 tree_lower_complex, schedule TODO_update_ssa.
1332 * lto-streamer-out.c (output_function): Stream the functions
1334 * lto-streamer-in.c (input_function): Likewise.
1335 (lto_read_body): Do not override them here.
1337 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1340 * c-typeck.c (build_c_cast): Fold value cast to union type before
1341 wrapping it in a CONSTRUCTOR.
1343 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1345 PR rtl-optimization/42699
1346 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1349 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1351 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1352 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1353 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1354 SUBTARGET_WARN_UNUSED_SPEC): ... here
1355 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1357 2010-01-12 Julian Brown <julian@codesourcery.com>
1359 * config/arm/neon-schedgen.ml (Utils): Don't try to
1360 open missing module.
1361 (find_with_result): New.
1363 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1366 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1367 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1369 PR tree-optimization/42645
1370 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1371 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1372 decl_map, set processing_debug_stmt to -1 and return name without
1375 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1377 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1378 binutils version, and reword target configuration description.
1380 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1382 * config/avr/avr.h (LINKER_NAME): Remove.
1384 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1387 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1388 that support VSX, warn for -mno-altivec if vsx is not disabled,
1391 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1392 Shujing Zhao <pearly.zhao@oracle.com>
1394 PR translation/42469
1395 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1396 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1397 character between option name and help text.
1398 * c.opt (imultilib): Likewise.
1400 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1402 * lto-streamer-out.c (output_unreferenced_globals): Output static
1405 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1407 PR rtl-optimization/42621
1408 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1409 optimizing for size.
1410 (duplicate_computed_gotos): Remove now-redundant check.
1412 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1415 * configure.ac: Save and restore LDFLAGS and LIBS
1416 * configure: Regenerate.
1418 2010-01-10 Richard Guenther <rguenther@suse.de>
1421 * builtins.c (fold_builtin_strlen): Add type argument and
1422 convert the resulting length to it.
1423 (fold_builtin_1): Adjust.
1425 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1427 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1428 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1430 (num_insns_constant_wide): Adjust for that change.
1432 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1435 * web.c (union_defs): Add used argument, to combine uses of
1437 (entry_register): Adjust type and tests of used argument.
1438 (web_main): Widen used for new use. Pass it to union_defs.
1439 * df.h (union_defs): Adjust prototype.
1441 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1444 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1445 uses in new incoming argument. Free body.
1446 (reset_debug_uses_in_loop): New.
1447 (analyze_insn_to_expand_var): Call the latter if the former found
1448 anything. Fix whitespace. Reject invalid dest overlaps before
1449 going through all insns in the loop.
1451 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1454 * haifa-sched.c (dying_use_p): Debug insns don't count.
1456 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1459 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1460 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1461 (verify_gimple_call): Reject LHS in noreturn calls.
1463 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1467 * tree-vect-loop-manip.c (adjust_info): New type.
1468 (adjust_vec): New pointer to vector.
1469 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1470 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1471 (slpeel_update_phis_for_duplicate_loop): Use them.
1472 (slpeel_update_phi_nodes_for_guard1): Likewise.
1473 (slpeel_update_phi_nodes_for_guard2): Likewise.
1474 (slpeel_tree_peel_loop_to_edge): Likewise.
1475 (vect_update_ivs_after_vectorizer): Likewise.
1477 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1479 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1480 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1482 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1484 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1485 bogus uninitialized warning.
1487 2010-01-09 Richard Guenther <rguenther@suse.de>
1490 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1491 the evolution is compatible with the initial condition.
1493 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1495 * gcc.c (process_command): Update copyright notice dates.
1496 * gcov.c (print_version): Likewise.
1497 * gcov-dump.c (print_version): Likewise.
1498 * mips-tfile.c (main): Likewise.
1499 * mips-tdump.c (main): Likewise.
1501 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1504 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1506 (rotlhi3_8): Delete.
1508 (rotlsi3_8): Delete.
1509 (rotlsi3_16): Delete.
1510 (rotlsi3_24): Delete.
1512 (*rotw<mode>3): New.
1513 (*rotb<mode>3): New.
1514 * config/avr/avr.c (avr_rotate_bytes): New function.
1515 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1517 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1520 * configure.ac: Modify -rdynamic check.
1521 * configure: Regenerate.
1523 2010-01-08 DJ Delorie <dj@redhat.com>
1525 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1526 register popping order.
1528 2010-01-08 Richard Guenther <rguenther@suse.de>
1531 * c.opt (fsigned-char): Also let LTO handle this option.
1532 (funsigned-char): Likewise.
1534 2010-01-07 Richard Guenther <rguenther@suse.de>
1536 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1537 (gimple_op): Likewise.
1538 (gimple_op_ptr): Likewise.
1539 (gimple_assign_set_lhs): Remove gcc_assert.
1540 (gimple_assign_set_rhs1): Likewise.
1541 (gimple_assign_set_rhs2): Likewise.
1542 (gimple_call_set_lhs): Likewise.
1543 (gimple_call_set_fn): Likewise.
1544 (gimple_call_set_fndecl): Likewise.
1545 (gimple_call_fndecl): Likewise.
1546 (gimple_call_return_type): Likewise.
1547 (gimple_call_set_chain): Likewise.
1548 (gimple_call_num_args): Likewise.
1549 (gimple_call_set_arg): Likewise.
1550 (gimple_cond_set_code): Likewise.
1551 (gimple_cond_set_lhs): Likewise.
1552 (gimple_cond_set_rhs): Likewise.
1553 (gimple_cond_set_true_label): Likewise.
1554 (gimple_cond_set_false_label): Likewise.
1555 (gimple_label_set_label): Likewise.
1556 (gimple_goto_set_dest): Likewise.
1557 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1558 (gimple_debug_bind_get_value): Likewise.
1559 (gimple_debug_bind_get_value_ptr): Likewise.
1560 (gimple_debug_bind_set_var): Likewise.
1561 (gimple_debug_bind_set_value): Likewise.
1562 (gimple_debug_bind_reset_value): Likewise.
1563 (gimple_debug_bind_has_value_p): Likewise.
1564 (gimple_return_retval_ptr): Remove gcc_assert.
1565 (gimple_return_retval): Likewise.
1566 (gimple_return_set_retval): Likewise.
1567 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1568 (safe_referenced_var_iterator): Remove.
1569 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1570 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1571 (fill_referenced_var_vec): Remove.
1572 (first_readonly_imm_use): Remove redundant gcc_assert.
1573 (phi_arg_index_from_use): Combine gcc_asserts.
1574 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1575 (first_imm_use_stmt): Remove redundant gcc_assert.
1576 * tree-cfg.c (verify_gimple_call): Verify function and chain
1577 operands. Verify arguments.
1578 (verify_types_in_gimple_stmt): Verify condition code and labels.
1580 2010-01-07 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/42641
1583 * sese.c (rename_map_elt_info): Use the SSA name version, do
1586 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1588 PR tree-optimization/42625
1589 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1590 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1593 2010-01-07 Duncan Sands <baldrick@free.fr>
1595 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1597 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1600 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1601 note itself is not function_invariant_p.
1603 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1605 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1606 Do not add the DF_NOTE problem.
1607 * store-motion.c (execute_rtl_store_motion): Likewise.
1609 2010-01-07 Martin Jambor <mjambor@suse.cz>
1611 PR tree-optimization/42157
1612 * tree-sra.c (compare_access_positions): Stabilize sort if both
1613 accesses have integer types, return zero immediately if they are the
1616 2010-01-06 Richard Henderson <rth@redhat.com>
1619 * haifa-sched.c (add_to_note_list): Merge into ...
1620 (concat_note_lists): ... here, and ...
1621 (unlink_other_notes, rm_other_notes): Merge into...
1622 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1623 NOTE_INSN_EPILOGUE_BEG.
1625 2010-01-06 Richard Guenther <rguenther@suse.de>
1627 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1628 not inline regular functions into always-inline functions.
1630 2010-01-06 Nick Clifton <nickc@redhat.com>
1632 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1633 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1635 (OVERRIDE_OPTIONS): Delete.
1636 (OPTIMIZATION_OPTIONS): Define.
1637 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1638 * config/rx/rx.c (rx_handle_option): Issue an error message if
1639 -mcpu=rx200 and -fpu are used together.
1640 (rx_set_optimization_options): New function. Issue an error
1641 message if an optimization attribute attempts to reset the FPU/
1642 math optimization pairing.
1643 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1644 * config/rx/rx.opt: Set the default to 32-bit doubles.
1645 * config/rx/t-rx: Add multilibs for -nofpu option.
1646 * doc/invoke.texi: Update documentation of RX options.
1648 2010-01-06 Richard Guenther <rguenther@suse.de>
1650 * tree-ssa-pre.c (name_to_id): New global.
1651 (alloc_expression_id): Simplify SSA name handling.
1652 (lookup_expression_id): Likewise.
1653 (init_pre): Zero name_to_id.
1654 (fini_pre): Free it.
1656 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1658 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1660 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1663 * config/i386/sse.md (smaxv2di3): New.
1664 (umaxv2di3): Likewise.
1665 (sminv2di3): Likewise.
1666 (uminv2di3): Likewise.
1668 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1671 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1672 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1673 (legitimize_tls_address): Likewise.
1674 (sparc_tls_referenced_p): Likewise.
1675 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1676 and adjust calls to legitimize_pic_address.
1677 (legitimate_constant_p) Use sparc_tls_referenced_p.
1678 (legitimate_pic_operand_p): Likewise.
1679 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1680 (sparc_tls_symbol_ref_1): Delete.
1681 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1682 (legitimize_tls_address): Make static, handle CONST patterns.
1683 (legitimize_pic_address): Make static, remove unused parameter and
1684 adjust recursive calls.
1685 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1686 and adjust call to legitimize_pic_address.
1687 (sparc_output_mi_thunk): Likewise.
1689 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1690 H.J. Lu <hongjiu.lu@intel.com>
1693 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1694 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1695 operands to make them signed.
1698 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1702 GTU to GT for V4SI and V2DI.
1704 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1705 (umin<mode>3): Removed.
1707 (uminv4si3): Likewise.
1709 2010-01-05 Martin Jambor <mjambor@suse.cz>
1711 PR tree-optimization/42462
1712 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1713 current_function_decl to helper functions and macros.
1715 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1718 * flags.h: Don't include real.h.
1719 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1720 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1721 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1722 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1723 * dominance.c: Update copyright.
1724 * gimple.c (walk_gimple_op): Remove inline.
1725 * tree-ssa-reassoc.c: Include real.h.
1726 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1727 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1729 2010-01-05 Nick Clifton <nickc@redhat.com>
1731 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1732 register to push into the stack frame when the accumulator has to
1733 be saved during interrupts.
1735 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1737 * doc/invoke.texi: Remove the documentation about option
1739 * common.opt (Wunreachable-code): Preserved for backward
1741 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1742 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1743 the backward compatibility flag section.
1745 2010-01-05 Richard Guenther <rguenther@suse.de>
1747 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1749 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1752 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1754 PR tree-optimization/42508
1755 * tree-sra.c (convert_callers): Check for recursive call
1756 by comparing cgraph nodes instead of decls.
1757 (modify_function): Call ipa_modify_formal_parameters also
1758 on all same_body aliases.
1760 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1761 cgraph nodes when checking for same_body aliases.
1763 2010-01-05 Richard Guenther <rguenther@suse.de>
1765 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1766 allocation and lookup.
1767 (get_or_alloc_expr_for_constant): Likewise.
1768 (phi_translate): Sink allocation.
1770 2010-01-04 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1773 a new entry only if needed.
1774 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1775 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1777 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1779 (phi_translate): Handle CONSTANTs early.
1781 2010-01-04 Martin Jambor <mjambor@suse.cz>
1783 PR tree-optimization/42398
1784 * tree-sra.c (struct access): Removed flag grp_different_types.
1785 (dump_access): Do not dump the removed flag.
1786 (sort_and_splice_var_accesses): Do not set the removed flag.
1787 (sra_modify_expr): Check for type compatibility directly.
1789 2010-01-04 Martin Jambor <mjambor@suse.cz>
1791 PR tree-optimization/42366
1792 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1793 edges with variable number of parameters.
1794 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1795 flag instead of asserting it.
1796 (ipa_read_node_info): Read uses_analysis_done flag.
1798 2010-01-04 Richard Guenther <rguenther@suse.de>
1800 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1801 iterative_hash_* as intended.
1802 (vn_reference_compute_hash): Likewise. Simplify hashing
1804 (vn_reference_lookup_2): Likewise.
1805 (vn_nary_op_compute_hash): Likewise.
1806 (vn_phi_compute_hash): Likewise.
1807 (expressions_equal_p): Remove strange code.
1808 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1809 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1810 (bitmap_insert_into_set_1): Take value-id as parameter.
1811 (add_to_value): Pass it.
1812 (bitmap_insert_into_set): Likewise.
1813 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1815 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1818 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1819 (do_self_spec): For switches with SWITCH_IGNORE set set also
1820 SWITCH_IGNORE_PERMANENTLY.
1821 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1824 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1826 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1827 tree of an unreferenced global var.
1829 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1833 GTU to GT for V4SI and V2DI.
1835 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1836 (umin<mode>3): Removed.
1838 (uminv4si3): Likewise.
1840 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1843 * collect2.c (main): Turn on trace in collect2 if -v is passed
1846 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1848 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1849 description of expression operand.
1851 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1853 * configure.ac: Add install-html to target_list for Make-hooks.
1854 * configure: Regenerate.
1855 * fortran/Make-lang.in (F95_HTMLFILES): New.
1856 (fortran.html): Use it.
1857 (fortran.install-html): New.
1858 * Makefile.in (install-html): Add lang.install-html.
1859 * java/Make-lang.in (JAVA_HTMLFILES): New.
1860 (java.html): Use it.
1861 (java.install-html): New.
1862 * objc/Make-lang.in (objc.install-html): New.
1863 * objcp/Make-lang.in (obj-c++.install-html): New.
1864 * cp/Make-lang.in (c++.install-html): New.
1865 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1866 * lto/Make-lang.in (lto.install-html): New.
1868 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1871 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1873 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1875 PR rtl-optimization/41862
1876 * store-motion.c (store_killed_in_insn, compute_store_table,
1877 remove_reachable_equiv_notes, replace_store_insn,
1878 build_store_vectors): Ignore all DEBUG_INSNs.
1880 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1883 * common.opt: Add dumpdir.
1885 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1887 (option_map): Add --dumpdir.
1889 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1891 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1893 * opts.c (decode_options): Try dump_dir_name first if
1894 dump_base_name isn't an absolute path.
1895 (common_handle_option): Handle OPT_dumpdir.
1897 * toplev.c (dump_dir_name): New.
1898 (print_switch_values): Also ignore -dumpdir.
1900 * toplev.h (dump_dir_name): New.
1902 2010-01-03 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/42589
1905 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1906 double-word expansion of bswap32.
1908 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1910 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1911 with BLOCK_FOR_INSN.
1912 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1913 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1914 noce_process_if_block): Likewise.
1915 * gcse.c (compute_local_properties, insert_expr_in_table,
1916 insert_set_in_table, canon_list_insert, find_avail_set,
1917 pre_insert_copy_insn): Likewise.
1919 * basic-block.h (BLOCK_NUM): Move from here...
1920 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1922 2010-01-03 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/42438
1925 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1926 contains_may_not_return_call flag.
1927 (BB_MAY_NOTRETURN): New.
1928 (valid_in_sets): Trapping nary operations are not valid
1929 in blocks that may not return.
1930 (insert_into_preds_of_block): Remove check for trapping
1932 (compute_avail): Compute also BB_MAY_NOTRETURN.
1934 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1936 * doc/invoke.texi: Add 2010 to copyright years.
1938 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1940 * config/sparc/sparc.c: Fix formatting nits.
1942 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1943 Alexander Monakov <amonakov@ispras.ru>
1945 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1947 2010-01-02 Richard Guenther <rguenther@suse.de>
1950 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1951 (simplify_switch_using_ranges): Mark to be removed edges
1954 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1956 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1958 * collect2.c (scan_libraries): Add missing argument in call to
1961 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1964 * config/alpha/predicates.md (aligned_memory_operand): Return false
1966 (unaligned_memory_operand): Return true for CQImode.
1967 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1968 doesn not cross aligned SImode word boundary.
1970 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1972 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1974 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1975 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1977 2010-01-02 Richard Guenther <rguenther@suse.de>
1980 * toplev.c (compile_file): Emit LTO marker properly. Change
1982 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1984 2010-01-01 Richard Guenther <rguenther@suse.de>
1987 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1989 2010-01-01 Richard Guenther <rguenther@suse.de>
1992 * c-decl.c (grokdeclarator): For zero-size arrays force
1993 structural equality checks as layout_type does.
1995 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1997 * builtins.c: Update copyright to 2010.
1999 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2002 * lto-streamer-out.c (produce_asm): Revert the last change.
2003 (copy_function): Likewise.
2005 * lto-streamer.c (lto_get_section_name): Skip any leading
2008 2010-01-01 Richard Guenther <rguenther@suse.de>
2011 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2015 Copyright (C) 2010 Free Software Foundation, Inc.
2017 Copying and distribution of this file, with or without modification,
2018 are permitted in any medium without royalty provided the copyright
2019 notice and this notice are preserved.