1 2010-02-05 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
5 (fold_const_aggregate_ref): Likewise.
6 (ccp_fold_stmt): Substitute loads.
7 (maybe_fold_reference): Verify types before substituting.
9 (fold_gimple_assign): Unshare properly.
10 (fold_stmt_1): Insert conversion if necessary before replacing
13 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
15 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
16 for rs6000_gen_cell_microcode.
18 2010-02-04 Richard Guenther <rguenther@suse.de>
20 PR rtl-optimization/42952
21 * dse.c (const_or_frame_p): Remove MEM handling.
23 2010-02-04 Nick Clifton <nickc@redhat.com>
25 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
26 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
27 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
28 (mn10300_asm_output_mi_thunk): New function.
29 (mn10300_can_output_mu_thunk): New function.
30 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
31 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
32 (FUNCTION_ARG): Delete incorrect comment.
34 2010-02-03 Jason Merrill <jason@redhat.com>
37 * fold-const.c (operand_equal_p): Handle erroneous types.
39 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
41 * config/h8300/h8300.md (can_delay): Fix attibute condition.
43 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
45 PR rtl-optimization/42941
46 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
49 2010-02-03 Jason Merrill <jason@redhat.com>
52 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
54 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
57 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
59 (cselib_reset_table): Renamed from...
60 (cselib_reset_table_with_next_value): ... this.
61 (cselib_get_next_uid): Renamed from...
62 (cselib_get_next_unknown_value): ... this.
63 * cselib.c (next_uid): Renamed from...
64 (next_unknown_value): ... this.
65 (cselib_clear_table): Adjust.
66 (cselib_reset_table): Adjust. Renamed from...
67 (cselib_reset_table_with_next_value): ... this.
68 (cselib_get_next_uid): Adjust. Renamed from...
69 (cselib_get_next_unknown_value): ... this.
70 (get_value_hash): Use hash.
71 (cselib_hash_rtx): Likewise.
72 (new_cselib_val): Adjust. Set and dump uid.
73 (cselib_lookup_mem): Pass next_uid as hash.
74 (cselib_subst_to_values): Likewise.
75 (cselib_log_lookup): Dump uid.
76 (cselib_lookup): Pass next_uid as hash. Adjust.
77 (cselib_process_insn): Adjust.
78 (cselib_init): Initialize next_uid.
79 (cselib_finish): Adjust.
80 (dump_cselib_table): Likewise.
81 * dse.c (canon_address): Dump value uid.
82 * print-rtl.c (print_rtx): Print value uid.
83 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
85 (dv_uid): New function, sort of renamed from...
86 (dv_htab_hash): ... this, reimplemented in terms of it and...
87 (dv_uid2hash): ... this. New.
88 (variable_htab_eq): Drop excess assertions.
89 (tie_break_pointers): Removed.
90 (canon_value_cmp): Compare uids.
91 (variable_post_merge_New_vals): Print uids.
92 (vt_add_function_parameters): Adjust.
93 (vt_initialize): Reset table. Adjust.
95 2010-02-03 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/42944
98 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
100 (call_may_clobber_ref_p_1): Likewise. Properly handle
101 malloc and calloc clobbering errno.
103 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
105 * doc/invoke.texi: Fix name of sched1 dump.
107 * opts.c (decode_options): Set flag_tree_switch_conversion
108 only conditionally on optimize >= 2.
110 * gcse.c: Assorted comment fixes in pass description.
112 2010-02-03 Anthony Green <green@moxielogic.com>
114 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
115 nop padding in order to maintain alignment of storage location of
116 target function address.
117 (moxie_trampoline_init): Store target function address at newly
119 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
121 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
123 2010-02-03 Richard Guenther <rguenther@suse.de>
126 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
128 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
130 * config.gcc: Reenable check for obsolete targets.
131 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
132 mips-sgi-irix6.[0-4]*.
134 2010-02-02 Nick Clifton <nickc@redhat.com>
136 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
137 constant size of 4 as being the same as 0.
138 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
139 can take values in the range 0..4.
141 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
144 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
145 as _darwin10_Unwind_FindEnclosingFunction().
146 * libgcc-libsystem.ver: New.
148 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
151 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
152 implicitly set registers.
154 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
156 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
157 (arm_override_options): Allow automatic selection of the thread
158 pointer register if thumb2.
159 (legitimize_pic_address): Improve code sequences for Thumb2.
160 (arm_call_tls_get_addr): Likewise.
161 (legitimize_tls_address): Likewise.
162 * arm.md (pic_load_addr_arm): Delete. Replace with ...
163 (pic_load_addr_32bit): ... this. New named pattern.
164 * thumb2.md (pic_load_addr_thumb2): Delete.
165 (pic_load_dot_plus_four): Delete.
166 (tls_load_dot_plus_four): New named pattern.
168 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
171 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
172 Document fix for TLS bug.
174 2010-01-31 Richard Guenther <rguenther@suse.de>
176 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
177 conservatively correct.
179 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
183 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
185 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
187 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
189 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
191 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
193 * config.gcc: Adjust order of makefile fragments for mingw targets.
195 2010-01-31 Richard Guenther <rguenther@suse.de>
198 * gimplify.c (gimplify_init_constructor): For volatile LHS
199 initialize a temporary.
201 2010-01-31 Matthias Klose <doko@ubuntu.com>
203 * configure.ac: Fix __stack_chk_fail check for cross builds configured
205 * configure: Regenerate.
207 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
209 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
210 the same alias set and their sizes different constantness.
211 (aliasing_component_refs_p): Revert 2009-10-24 change.
213 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
215 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
218 2010-01-29 Richard Guenther <rguenther@suse.de>
220 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
221 Assert we successfully updated the call.
223 2010-01-29 Jakub Jelinek <jakub@redhat.com>
225 PR rtl-optimization/42889
226 * df.h (df_set_bb_dirty_nonlr): New prototype.
227 * df-core.c (df_set_bb_dirty_nonlr): New function.
228 * df-scan.c (df_insn_rescan): Call it instead of
229 df_set_bb_dirty for DEBUG_INSNs.
231 2010-01-29 Richard Guenther <rguenther@suse.de>
234 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
235 quadratic behavior in most cases.
237 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
241 in the call to gen_x86_movsicc_0_m1.
243 2010-01-28 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/42871
246 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
249 2010-01-28 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
254 2010-01-28 Richard Guenther <rguenther@suse.de>
257 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
258 the forwarder if the destination is an EH landing pad.
260 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
262 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
263 block list passed to gimple_duplicate_sese_tail.
264 (parallelize_loops): Avoid parallelization when the function
266 Avoid parallelization when the preheader is IRREDUCIBLE.
267 Try to optimize when estimated_loop_iterations_int is unresolved.
268 Add the loop's location to the dump file.
269 * tree-cfg.c (add_phi_args_after_redirect): Remove.
270 (gimple_duplicate_sese_tail): Remove the check for the latch.
271 Redirect nexits to the exit block.
272 Remove handling of the incoming edges to the latch.
273 Redirect the backedge from the copied latch to the exit bb.
275 2010-01-28 Michael Matz <matz@suse.de>
278 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
279 Wrap force_reg into a sequence, emit it before user.
281 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
283 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
285 (arm_legacy_rev): Likewise.
286 (thumb_legacy_rev): Likewise.
288 2010-01-27 Jakub Jelinek <jakub@redhat.com>
290 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
291 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
292 on MEM's address failed, try avoid_constant_pool_reference and
293 recurse if it returned something different.
294 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
295 address, try avoid_constant_pool_reference and recurse if it
296 returned something different.
297 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
298 address and avoid_constant_pool_reference returned something
299 different, don't set have_address.
301 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
304 * var-tracking.c (val_store): Add modified argument, obey it.
306 (count_uses): Move down logging of main.
307 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
308 don't need resolution.
309 (emit_notes_in_bb): Likewise.
311 2010-01-27 Richard Guenther <rguenther@suse.de>
314 * tree-inline.c (remap_decl): Delay remapping of SSA name
315 default definitions until we need them.
317 2010-01-27 Jakub Jelinek <jakub@redhat.com>
319 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
320 (rs6000_delegitimize_address): New function.
322 * config/s390/s390.c (s390_delegitimize_address): Call
323 delegitimize_mem_from_attrs.
326 * tree-inline.c (cannot_copy_type_1): Removed.
327 (copy_forbidden): Don't forbid copying of functions containing
328 records/unions with variable length fields.
330 2010-01-27 Christian Bruel <christian.bruel@st.com>
334 * config/sh/sh.c (find_barrier): Increase length for non delayed
335 conditional branches.
337 2010-01-27 Matthias Klose <doko@ubuntu.com>
339 * configure.ac (gnu-unique-object): Fix ldd version check.
340 * configure: Regenerate.
342 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
344 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
346 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
347 Test for HAVE_GNU_AS value.
349 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
351 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
352 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
354 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
355 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
356 INT_LEAST64_TYPE): Define.
357 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
358 UINT_LEAST64_TYPE): Define.
359 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
360 INT_FAST64_TYPE): Define.
361 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
362 UINT_FAST64_TYPE): Define.
363 (INTMAX_TYPE, UINTMAX_TYPE): Define.
364 (INTPTR_TYPE, UINTPTR_TYPE): Define.
365 (SIG_ATOMIC_TYPE): Define.
367 2010-01-26 Richard Guenther <rguenther@suse.de>
369 * df-scan.c (df_scan_set_bb_info): Remove assert.
370 (df_insn_rescan_debug_internal): Merge asserts.
371 (df_install_ref): Likewise.
372 (df_mark_reg): Use bitmap_set_range.
373 (df_hard_reg_used_p): Remove assert.
374 (df_hard_reg_used_count): Likewise.
376 2010-01-26 Richard Guenther <rguenther@suse.de>
378 PR rtl-optimization/42685
379 * web.c (web_main): Ignore DEBUG_INSNs.
381 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
383 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
385 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
386 Fix types of fndecl and arglist parameters.
388 2010-01-26 Richard Guenther <rguenther@suse.de>
391 * tree-eh.c (unsplit_eh): Skip debug insns.
393 2010-01-26 Richard Guenther <rguenther@suse.de>
395 PR tree-optimization/42250
396 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
398 2010-01-26 Jakub Jelinek <jakub@redhat.com>
401 * omp-low.c (expand_omp_sections): Only use single_pred if
402 l2_bb is single_pred_p.
404 2010-01-25 Christian Bruel <christian.bruel@st.com>
407 * config/sh/sh.c (find_barrier): Increase length for non delayed
408 conditional branches.
409 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
411 2010-01-24 David S. Miller <davem@davemloft.net>
413 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
414 define if not using GAS.
415 * config/sparc/sparc.c (sparc_elf_asm_named_section):
416 Likewise. Delete SECTION_MERGE code, which is only applicable
419 2010-01-24 Mark Mitchell <mark@codesourcery.com>
422 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
423 mangling of va_list in system headers.
425 2010-01-23 Toon Moene <toon@moene.org>
427 * tree-predcom.c (combine_chains): Return NULL, not false.
429 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
431 * tree-loop-distribution.c (distribute_loop): Fix declaration and
432 initialization of variable res to agree with return type.
434 2010-01-22 Steve Ellcey <sje@cup.hp.com>
436 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
437 * tree-sra.c: Add include of expr.h.
439 2010-01-22 Jakub Jelinek <jakub@redhat.com>
441 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
442 insert the debug stmt on the single non-EH edge from the stmt.
444 2010-01-22 Richard Henderson <rth@redhat.com>
447 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
448 the RHS until after generate_subtree_copies has insertted its
449 code before the current statement.
451 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
453 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
455 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
457 2010-01-21 Martin Jambor <mjambor@suse.cz>
459 PR tree-optimization/42585
460 * tree-sra.c (struct access): New field grp_total_scalarization.
461 (dump_access): Dump the new field.
462 (should_scalarize_away_bitmap): New variable.
463 (cannot_scalarize_away_bitmap): Likewise.
464 (sra_initialize): Allocate new bitmaps.
465 (sra_deinitialize): Free new bitmaps.
466 (create_access_1): New function.
467 (create_access): Parts moved to create_access_1.
468 (type_consists_of_records_p): New function.
469 (completely_scalarize_record): Likewise.
470 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
471 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
472 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
474 (analyze_all_variable_accesses): Completely scalarize small eligible
477 2010-01-21 Martin Jambor <mjambor@suse.cz>
479 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
481 2010-01-21 Andrew Haley <aph@redhat.com>
483 * gcc.c (process_command): Move lang_specific_driver before
484 setting cc_libexec_prefix.
486 2010-01-21 Richard Guenther <rguenther@suse.de>
489 * fold-const.c (negate_expr_p): Pretend only negative
490 real constants are easily negatable.
492 2010-01-20 Janis Johnson <janis187@us.ibm.com>
493 Jason Merrill <jason@redhat.com>
495 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
496 (TYPE_TRANSPARENT_AGGR): this, for union and record.
497 * calls.c (initialize argument_information): Handle it.
498 * c-common.c (handle_transparent_union_attribute): Use new name.
499 * c-decl.c (finish_struct): Ditto.
500 * c-typeck.c (type_lists_compatible_p): Ditto.
501 (convert_for_assignment): Use new name and also handle record.
502 * function.c (aggregate_value_p): Handle it.
503 (pass_by_reference): Ditto.
504 (assign_parm_data_types): Ditto.
505 * print-tree.c (print_node): Ditto.
506 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
507 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
508 * tree.c (first_field): New fn.
510 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
513 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
514 even when linking statically, for now.
516 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
519 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
520 without a cselib val.
521 (count_uses): Accept MO_VAL_SET with no val on stores.
522 (add_stores): Likewise.
524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
526 * var-tracking.c (check_value_val): Add a compile time assertion.
527 (dv_is_decl_p): Simplify.
528 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
529 gcc_assert if ENABLE_CHECKING.
531 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
534 * var-tracking.c: Include tree-flow.h.
535 (mem_dies_at_call): New.
536 (dataflow_set_preserve_mem_locs): Use it.
537 (dataflow_set_remove_mem_locs): Likewise.
538 (dump_var): Renamed from dump_variable. Adjust all callers.
539 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
540 * Makefile.in (var-tracking.o): Adjust deps.
542 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
544 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
546 2010-01-20 Richard Guenther <rguenther@suse.de>
548 PR tree-optimization/42717
549 * tree-ssa-dce.c (get_live_post_dom): Remove.
550 (forward_edge_to_pdom): Take an arbitrary edge to copy
551 degenerate PHI args from.
552 (remove_dead_stmt): Use the first post-dominator even if it
553 does not contain live statements as redirection destination.
555 2010-01-20 Richard Guenther <rguenther@suse.de>
557 * tree-inline.c (estimate_num_insns): Handle EH builtins.
559 2010-01-20 Jakub Jelinek <jakub@redhat.com>
561 * sel-sched.c (create_speculation_check): Remove set but not used
563 (try_transformation_cache): Remove set but not used variable ds.
564 (calculate_privileged_insns): Remove set but not used variables
565 cur_insn and min_spec_insn.
566 (find_best_expr): Remove set but not used variable avail_n.
567 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
569 * cgraphunit.c (assemble_thunk): Remove set but not used variable
571 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
572 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
575 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
578 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
579 cpu types. Add support for *-sse3 cpu types.
582 2010-01-20 Jakub Jelinek <jakub@redhat.com>
585 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
586 argument, call initializer_constant_valid_p_1 instead of
587 initializer_constant_valid_p, pass CACHE to it, return NULL
588 immediately if first call returns NULL.
589 (initializer_constant_valid_p_1): New function.
590 (initializer_constant_valid_p): Use it.
592 2010-01-20 Thomas Quinot <quinot@adacore.com>
594 * tree.def (PLACEHOLDER_EXPR): Fix comment.
596 2010-01-20 Jakub Jelinek <jakub@redhat.com>
598 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
599 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
600 (loc_list_from_tree): Don't handle unsigned division. Handle
601 signed modulo using DW_OP_{over,over,div,mul,minus}.
602 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
603 modulo instead of signed.
605 2010-01-20 DJ Delorie <dj@redhat.com>
607 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
609 (h8300_emit_stack_adjustment): Propogate it.
611 (h8300_expand_prologue): Likewise.
612 (h8300_expand_epilogue): Likewise.
614 2010-01-19 Michael Matz <matz@suse.de>
616 PR tree-optimization/41783
617 * tree-data-ref.c (toplevel): Include flags.h.
618 (dump_data_dependence_relation): Also dump the inputs if the
619 result will be unknown.
620 (split_constant_offset_1): Look through some conversions.
621 * tree-predcom.c (determine_roots_comp): Restart a new chain if
622 the offset from last element is too large.
623 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
624 (reassociate_to_the_same_stmt): Handle vector registers.
625 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
627 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
628 wide_prolog_niters argument, emit widening instructions.
629 (vect_do_peeling_for_alignment): Adjust caller, use widened
630 variant of the iteration cound.
631 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
633 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
636 * config/arm/neon-testgen.m (emit_automatics): New parameter
637 features. Adjust for Fixed_return_reg feature.
638 (test_intrinsic): Call emit_automatics with new feature.
639 * config/arm/neon.ml: Update copyright years.
640 (features): New Fixed_return_reg feature.
641 (ops): Update feature for Vget_low.
643 2010-01-19 Jakub Jelinek <jakub@redhat.com>
645 PR tree-optimization/42719
646 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
650 * fwprop.c (all_uses_available_at): Return false if def_set dest
651 is a REG that is used in def_insn.
653 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
655 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
657 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
660 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
662 * target.h (struct gcc_target) <secondary_reload>: Change type
663 of last argument to secondary_reload_info *.
665 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
668 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
669 memory references with unaligned offsets. Remove CQImode handling.
670 (unaligned_memory_operand): Return 1 for memory references with
671 unaligned offsets. Remove CQImode handling.
673 2010-01-18 Richard Guenther <rguenther@suse.de>
676 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
679 2010-01-18 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/42781
682 * tree-ssa-structalias.c (find_what_var_points_to): Skip
683 restrict processing only if the original variable was
686 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
688 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
689 find number of popped argument bytes.
691 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
692 Fix the text that describes the return value for invalid insns.
694 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
696 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
697 Clarify what 'cost of the -dependence' is. Fix quoting.
699 * toplev.c (default_get_pch_validity): Rename argument to "sz".
700 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
702 2010-01-17 Jakub Jelinek <jakub@redhat.com>
704 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
705 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
707 2010-01-17 Richard Guenther <rguenther@suse.de>
710 * function.c (split_complex_args): Take a VEC to modify.
711 (assign_parms_augmented_arg_list): Build a VEC instead of
712 a chain of PARM_DECLs.
713 (assign_parms_unsplit_complex): Take a VEC of arguments.
714 Do not fixup unmodified parms.
715 (assign_parms): Deal with the VEC.
716 (gimplify_parameters): Likewise.
718 2010-01-17 Richard Guenther <rguenther@suse.de>
720 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
721 node existence check.
722 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
723 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
724 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
725 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
726 (gimple_execute_on_growing_pred): Likewise.
728 2010-01-17 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/42773
731 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
732 (compute_antic_aux): Likewise.
733 (compute_partial_antic_aux): Likewise.
735 2010-01-17 Jie Zhang <jie.zhang@analog.com>
738 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
741 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
743 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
746 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
747 Fix markup for strict argument.
749 (TARGET_SCHED_REORDER2): Fix argument types.
751 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
752 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
754 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
755 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
757 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
760 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
761 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
762 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
763 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
764 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
766 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
768 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
770 (TARGET_ASM_RELOC_RW_MASK): Add return type.
771 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
773 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
775 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
778 (TARGET_ASM_NAMED_SECTION): Fix argument list.
780 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
781 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
783 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
785 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
787 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
788 referring to it. Fix language.
790 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
792 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
794 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
796 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
798 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
799 '@var{stream}. Remove stray 'and'.
801 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
803 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
805 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
807 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
808 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
810 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
811 Fix description of return value.
812 Rename argument "sz" to "len."
814 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
815 Clarify meaning of 'true' return value.
817 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
819 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
820 rep_mode versus mode_rep.
822 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
824 (TARGET_BUILTIN_DECL): Fix name.
826 (TARGET_COMMUTATIVE_P): Fix type of first argument.
828 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
830 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
832 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
834 (TARGET_RELAXED_ORDERING): Use @deftypevr.
836 (TARGET_GET_DRAP_RTX): Note that this is a hook.
839 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
840 Rename argument tm_fn to md_fn.
842 (TARGET_OPTION_PRINT): Fix argument list.
844 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
847 * config/i386/i386.c (ix86_fixup_binary_operands):
848 Revert FMA4 fixup of operands.
850 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
853 * Makefile.in (write_entries_to_file, install-plugin):
854 Use \012 instead of \n with tr.
856 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
858 * configure.ac (HAVE_AS_REF): New C macro.
859 * configure: Regenerate.
860 * config.in: Likewise.
861 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
863 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
866 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
868 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
870 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
872 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
874 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
876 (TARGET_IN_SMALL_DATA_P): Fix argument type.
878 (TARGET_BINDS_LOCAL_P): Fix argument type.
880 (TARGET_ASM_FILE_END): Use prototype.
882 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
884 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
886 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
888 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
890 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
891 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
893 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
894 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
896 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
897 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
898 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
899 (TARGET_ADDR_SPACE_CONVERT): Likewise.
901 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
903 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
905 (TARGET_INIT_BUILTINS): Use prototype.
907 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
908 Put 'const char *' in braces. Fix parameter types.
909 (TARGET_INVALID_CONVERSION): Fix parameter types.
910 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
911 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
913 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
916 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
918 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
920 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
922 * doc/tm.texi (TARGET_HELP): Fix return type.
924 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
925 in braces. Fix argument types.
927 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
929 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
931 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
933 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
934 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
936 (TARGET_MANGLE_TYPE): Fix argument types.
938 (TARGET_IRA_COVER_CLASSES): Use prototype.
940 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
942 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
944 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
946 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
948 (TARGET_CALLEE_COPIES): Fix argument types.
950 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
952 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
954 (TARGET_FUNCTION_VALUE): Fix argument types.
956 (TARGET_RETURN_IN_MSB): Fix argument type.
958 (TARGET_RETURN_IN_MEMORY): Fix argument types.
960 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
962 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
964 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
965 agree with return type.
967 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
969 2010-01-15 Jing Yu <jingyu@google.com>
971 PR rtl-optimization/42691
972 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
973 a pseudo to a constant and are merged, and adjust comments.
975 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
977 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
979 2010-01-15 Richard Guenther <rguenther@suse.de>
982 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
983 labels of computed or non-local gotos to the destination.
984 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
985 landing pad label is the first label.
987 2010-01-15 Richard Guenther <rguenther@suse.de>
989 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
991 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
994 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
995 to allow generation of the xssqrtdp instruction on power7.
996 (sqrtdf2_fpr): Ditto.
998 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1001 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1002 functions with noreturn attribute.
1005 * varasm.c (declare_weak): Add weak attribute to decl if it
1006 doesn't have one already.
1007 (assemble_external): Only add decls to weak_decls if they also
1008 have weak attribute.
1010 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1012 * var-tracking.c (var_reg_delete): Don't delete the association
1013 between REGs and values or one-part variables if the register
1016 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1019 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1020 because its first operand is a non-localized variable.
1022 2010-01-14 Martin Jambor <mjambor@suse.cz>
1024 PR tree-optimization/42706
1025 * tree-sra.c (encountered_recursive_call): New variable.
1026 (encountered_unchangable_recursive_call): Likewise.
1027 (sra_initialize): Initialize both new variables.
1028 (callsite_has_enough_arguments_p): New function.
1029 (scan_function): Call decl and flags check only for IPA-SRA, check
1030 whether there is a recursive call and whether it has enough arguments.
1031 (all_callers_have_enough_arguments_p): New function.
1032 (convert_callers): Look for recursive calls only when
1033 encountered_recursive_call is set.
1034 (ipa_early_sra): Bail out either if
1035 !all_callers_have_enough_arguments_p or
1036 encountered_unchangable_recursive_call.
1038 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1040 * sel-sched.c: Add 2010 to copyright years.
1041 * sel-sched-ir.c: Likewise.
1042 * sel-sched-ir.h: Likewise.
1044 2010-01-14 Martin Jambor <mjambor@suse.cz>
1046 PR tree-optimization/42714
1047 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1048 constructors specially.
1050 2010-01-14 Andi Kleen <ak@linux.intel.com>
1052 * config/i386/drivers-i386.c (detect_caches_intel):
1053 Add l2sizekb parameter and fill in.
1054 (host_detect_local_cpu): Add l2sizekb, fill in.
1055 Add Atom small cache heuristic.
1057 2010-01-14 Andi Kleen <ak@linux.intel.com>
1059 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1060 Add level3 parameter and fill in.
1061 (detect_caches_intel): Handle level3 cache.
1063 2010-01-14 Andi Kleen <ak@linux.intel.com>
1065 * config/i386/drivers-i386.c (host_detect_local_cpu):
1066 Fix core duo detection.
1068 2010-01-14 Andi Kleen <ak@linux.intel.com>
1070 * config/i386/drivers-i386.c (host_detect_local_cpu):
1073 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1075 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1076 (rs6000_variable_issue_1): this. Use...
1077 (rs6000_variable_issue): here. Reimplement. Print debug info.
1079 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1081 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1082 sel_restore_notes. Update all callers. Call reemit_notes
1085 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1087 PR rtl-optimization/42246
1088 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1091 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1093 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1094 all successors is the same as number of successors in current region.
1096 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1098 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1099 to rename is not separable. Otherwise check that its LHS is not NULL.
1101 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1103 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1105 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1107 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1108 available registers when failed to discover LHS register class.
1109 Fix indentation. Update comment.
1111 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1112 Alexander Monakov <amonakov@ispras.ru>
1114 PR rtl-optimization/42389
1115 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1117 (advance_state_on_fence): Likewise.
1118 (sel_target_adjust_priority): Print debug output only when
1119 sched_verbose >= 4, not 2.
1120 (get_expr_cost): Do not issue all unique insns on the next cycle.
1121 (fill_insns): Initialize can_issue_more from the value saved
1123 * sel-sched-ir.c (flist_add): New parameter issue_more.
1124 Init FENCE_ISSUE_MORE with it.
1125 (merge_fences): Likewise.
1126 (init_fences): Update call to flist_add.
1127 (add_to_fences, add_clean_fence_to_fences)
1128 (add_dirty_fence_to_fences): Likewise.
1129 (move_fence_to_fences): Update call to merge_fences.
1130 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1132 * sel-sched-ir.h (struct _fence): New field issue_more.
1133 (FENCE_ISSUE_MORE): New accessor macro.
1135 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1137 PR rtl-optimization/42388
1138 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1139 that have no predecessors nor successors. Do not call move_bb_info
1140 for empty blocks outside of current region.
1142 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1144 PR rtl-optimization/42294
1145 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1146 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1147 originators' originators.
1149 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1151 PR rtl-optimization/39453
1152 PR rtl-optimization/42246
1153 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1155 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1157 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1158 Alexander Monakov <amonakov@ispras.ru>
1161 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1162 (maybe_tidy_empty_bb): ... here. Make static. Add new
1163 argument. Update all callers.
1164 (tidy_control_flow): ... and here. Recompute topological order
1165 of basic blocks in region if necessary.
1166 (sel_redirect_edge_and_branch): Change return type. Return true
1167 if topological order might have been invalidated.
1168 (purge_empty_blocks): Export and move from...
1169 * sel-sched.c (purge_empty_blocks): ... here.
1170 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1171 (maybe_tidy_empty_bb): Delete prototype.
1172 (purge_empty_blocks): Declare.
1174 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1176 PR rtl-optimization/42249
1177 * sel-sched.c (try_replace_dest_reg): When chosen register
1178 and original register is the same, do not bail out early, but
1179 still check all original insns for validity of replacing destination
1180 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1183 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1186 Port from no-undefined-overflow branch:
1187 2009-03-09 Richard Guenther <rguenther@suse.de>
1189 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1191 2010-01-14 Richard Guenther <rguenther@suse.de>
1194 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1197 2010-01-14 Ira Rosen <irar@il.ibm.com>
1199 PR tree-optimization/42709
1200 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1201 as scalar type in creation of constant vector operand.
1203 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1206 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1207 (check-parallel-%): Match `testsuite' directory component only
1210 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1212 PR translation/39521
1213 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1216 2010-01-13 Richard Guenther <rguenther@suse.de>
1218 PR tree-optimization/42730
1219 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1222 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1225 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1226 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1229 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1231 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1232 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1233 ___umulsi3_highpart.
1235 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1236 rather than schedule_insns if the pass is enabled.
1238 2010-01-13 Martin Jambor <mjambor@suse.cz>
1240 PR tree-optimization/42704
1241 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1244 2010-01-13 Martin Jambor <mjambor@suse.cz>
1246 PR tree-optimization/42703
1247 * tree-sra.c (analyze_access_subtree): Check that we can build a
1248 reference to the original data within the aggregate.
1250 2010-01-13 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/42705
1253 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1256 2010-01-13 Richard Guenther <rguenther@suse.de>
1259 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1261 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1264 * var-tracking.c (values_to_unmark): New variable.
1265 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1266 values_to_unmark vector. Moved body to...
1267 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1268 instead queue it into values_to_unmark vector.
1269 (vt_find_locations): Free values_to_unmark vector.
1271 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1273 * config/s390/s390.c (override_options): Set
1274 default of max-pending-list-length to 256
1276 2010-01-13 Richard Guenther <rguenther@suse.de>
1279 * tree-pass.h (PROP_gimple_lcx): New.
1280 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1281 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1282 before the final cleanup_eh.
1283 (dump_properties): Dump PROP_gimple_lcx.
1284 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1285 (tree_lower_complex_O0): Remove.
1286 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1287 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1288 tree_lower_complex, schedule TODO_update_ssa.
1289 * lto-streamer-out.c (output_function): Stream the functions
1291 * lto-streamer-in.c (input_function): Likewise.
1292 (lto_read_body): Do not override them here.
1294 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1297 * c-typeck.c (build_c_cast): Fold value cast to union type before
1298 wrapping it in a CONSTRUCTOR.
1300 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1302 PR rtl-optimization/42699
1303 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1306 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1309 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1310 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1311 SUBTARGET_WARN_UNUSED_SPEC): ... here
1312 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1314 2010-01-12 Julian Brown <julian@codesourcery.com>
1316 * config/arm/neon-schedgen.ml (Utils): Don't try to
1317 open missing module.
1318 (find_with_result): New.
1320 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1323 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1324 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1326 PR tree-optimization/42645
1327 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1328 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1329 decl_map, set processing_debug_stmt to -1 and return name without
1332 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1334 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1335 binutils version, and reword target configuration description.
1337 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1339 * config/avr/avr.h (LINKER_NAME): Remove.
1341 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1344 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1345 that support VSX, warn for -mno-altivec if vsx is not disabled,
1348 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1349 Shujing Zhao <pearly.zhao@oracle.com>
1351 PR translation/42469
1352 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1353 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1354 character between option name and help text.
1355 * c.opt (imultilib): Likewise.
1357 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1359 * lto-streamer-out.c (output_unreferenced_globals): Output static
1362 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1364 PR rtl-optimization/42621
1365 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1366 optimizing for size.
1367 (duplicate_computed_gotos): Remove now-redundant check.
1369 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1372 * configure.ac: Save and restore LDFLAGS and LIBS
1373 * configure: Regenerate.
1375 2010-01-10 Richard Guenther <rguenther@suse.de>
1378 * builtins.c (fold_builtin_strlen): Add type argument and
1379 convert the resulting length to it.
1380 (fold_builtin_1): Adjust.
1382 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1384 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1385 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1387 (num_insns_constant_wide): Adjust for that change.
1389 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1392 * web.c (union_defs): Add used argument, to combine uses of
1394 (entry_register): Adjust type and tests of used argument.
1395 (web_main): Widen used for new use. Pass it to union_defs.
1396 * df.h (union_defs): Adjust prototype.
1398 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1401 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1402 uses in new incoming argument. Free body.
1403 (reset_debug_uses_in_loop): New.
1404 (analyze_insn_to_expand_var): Call the latter if the former found
1405 anything. Fix whitespace. Reject invalid dest overlaps before
1406 going through all insns in the loop.
1408 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1411 * haifa-sched.c (dying_use_p): Debug insns don't count.
1413 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1416 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1417 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1418 (verify_gimple_call): Reject LHS in noreturn calls.
1420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1424 * tree-vect-loop-manip.c (adjust_info): New type.
1425 (adjust_vec): New pointer to vector.
1426 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1427 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1428 (slpeel_update_phis_for_duplicate_loop): Use them.
1429 (slpeel_update_phi_nodes_for_guard1): Likewise.
1430 (slpeel_update_phi_nodes_for_guard2): Likewise.
1431 (slpeel_tree_peel_loop_to_edge): Likewise.
1432 (vect_update_ivs_after_vectorizer): Likewise.
1434 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1436 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1437 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1439 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1441 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1442 bogus uninitialized warning.
1444 2010-01-09 Richard Guenther <rguenther@suse.de>
1447 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1448 the evolution is compatible with the initial condition.
1450 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1452 * gcc.c (process_command): Update copyright notice dates.
1453 * gcov.c (print_version): Likewise.
1454 * gcov-dump.c (print_version): Likewise.
1455 * mips-tfile.c (main): Likewise.
1456 * mips-tdump.c (main): Likewise.
1458 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1461 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1463 (rotlhi3_8): Delete.
1465 (rotlsi3_8): Delete.
1466 (rotlsi3_16): Delete.
1467 (rotlsi3_24): Delete.
1469 (*rotw<mode>3): New.
1470 (*rotb<mode>3): New.
1471 * config/avr/avr.c (avr_rotate_bytes): New function.
1472 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1474 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1477 * configure.ac: Modify -rdynamic check.
1478 * configure: Regenerate.
1480 2010-01-08 DJ Delorie <dj@redhat.com>
1482 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1483 register popping order.
1485 2010-01-08 Richard Guenther <rguenther@suse.de>
1488 * c.opt (fsigned-char): Also let LTO handle this option.
1489 (funsigned-char): Likewise.
1491 2010-01-07 Richard Guenther <rguenther@suse.de>
1493 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1494 (gimple_op): Likewise.
1495 (gimple_op_ptr): Likewise.
1496 (gimple_assign_set_lhs): Remove gcc_assert.
1497 (gimple_assign_set_rhs1): Likewise.
1498 (gimple_assign_set_rhs2): Likewise.
1499 (gimple_call_set_lhs): Likewise.
1500 (gimple_call_set_fn): Likewise.
1501 (gimple_call_set_fndecl): Likewise.
1502 (gimple_call_fndecl): Likewise.
1503 (gimple_call_return_type): Likewise.
1504 (gimple_call_set_chain): Likewise.
1505 (gimple_call_num_args): Likewise.
1506 (gimple_call_set_arg): Likewise.
1507 (gimple_cond_set_code): Likewise.
1508 (gimple_cond_set_lhs): Likewise.
1509 (gimple_cond_set_rhs): Likewise.
1510 (gimple_cond_set_true_label): Likewise.
1511 (gimple_cond_set_false_label): Likewise.
1512 (gimple_label_set_label): Likewise.
1513 (gimple_goto_set_dest): Likewise.
1514 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1515 (gimple_debug_bind_get_value): Likewise.
1516 (gimple_debug_bind_get_value_ptr): Likewise.
1517 (gimple_debug_bind_set_var): Likewise.
1518 (gimple_debug_bind_set_value): Likewise.
1519 (gimple_debug_bind_reset_value): Likewise.
1520 (gimple_debug_bind_has_value_p): Likewise.
1521 (gimple_return_retval_ptr): Remove gcc_assert.
1522 (gimple_return_retval): Likewise.
1523 (gimple_return_set_retval): Likewise.
1524 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1525 (safe_referenced_var_iterator): Remove.
1526 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1527 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1528 (fill_referenced_var_vec): Remove.
1529 (first_readonly_imm_use): Remove redundant gcc_assert.
1530 (phi_arg_index_from_use): Combine gcc_asserts.
1531 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1532 (first_imm_use_stmt): Remove redundant gcc_assert.
1533 * tree-cfg.c (verify_gimple_call): Verify function and chain
1534 operands. Verify arguments.
1535 (verify_types_in_gimple_stmt): Verify condition code and labels.
1537 2010-01-07 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/42641
1540 * sese.c (rename_map_elt_info): Use the SSA name version, do
1543 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1545 PR tree-optimization/42625
1546 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1547 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1550 2010-01-07 Duncan Sands <baldrick@free.fr>
1552 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1554 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1557 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1558 note itself is not function_invariant_p.
1560 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1562 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1563 Do not add the DF_NOTE problem.
1564 * store-motion.c (execute_rtl_store_motion): Likewise.
1566 2010-01-07 Martin Jambor <mjambor@suse.cz>
1568 PR tree-optimization/42157
1569 * tree-sra.c (compare_access_positions): Stabilize sort if both
1570 accesses have integer types, return zero immediately if they are the
1573 2010-01-06 Richard Henderson <rth@redhat.com>
1576 * haifa-sched.c (add_to_note_list): Merge into ...
1577 (concat_note_lists): ... here, and ...
1578 (unlink_other_notes, rm_other_notes): Merge into...
1579 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1580 NOTE_INSN_EPILOGUE_BEG.
1582 2010-01-06 Richard Guenther <rguenther@suse.de>
1584 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1585 not inline regular functions into always-inline functions.
1587 2010-01-06 Nick Clifton <nickc@redhat.com>
1589 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1590 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1592 (OVERRIDE_OPTIONS): Delete.
1593 (OPTIMIZATION_OPTIONS): Define.
1594 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1595 * config/rx/rx.c (rx_handle_option): Issue an error message if
1596 -mcpu=rx200 and -fpu are used together.
1597 (rx_set_optimization_options): New function. Issue an error
1598 message if an optimization attribute attempts to reset the FPU/
1599 math optimization pairing.
1600 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1601 * config/rx/rx.opt: Set the default to 32-bit doubles.
1602 * config/rx/t-rx: Add multilibs for -nofpu option.
1603 * doc/invoke.texi: Update documentation of RX options.
1605 2010-01-06 Richard Guenther <rguenther@suse.de>
1607 * tree-ssa-pre.c (name_to_id): New global.
1608 (alloc_expression_id): Simplify SSA name handling.
1609 (lookup_expression_id): Likewise.
1610 (init_pre): Zero name_to_id.
1611 (fini_pre): Free it.
1613 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1615 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1617 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1620 * config/i386/sse.md (smaxv2di3): New.
1621 (umaxv2di3): Likewise.
1622 (sminv2di3): Likewise.
1623 (uminv2di3): Likewise.
1625 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1628 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1629 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1630 (legitimize_tls_address): Likewise.
1631 (sparc_tls_referenced_p): Likewise.
1632 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1633 and adjust calls to legitimize_pic_address.
1634 (legitimate_constant_p) Use sparc_tls_referenced_p.
1635 (legitimate_pic_operand_p): Likewise.
1636 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1637 (sparc_tls_symbol_ref_1): Delete.
1638 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1639 (legitimize_tls_address): Make static, handle CONST patterns.
1640 (legitimize_pic_address): Make static, remove unused parameter and
1641 adjust recursive calls.
1642 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1643 and adjust call to legitimize_pic_address.
1644 (sparc_output_mi_thunk): Likewise.
1646 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1647 H.J. Lu <hongjiu.lu@intel.com>
1650 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1651 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1652 operands to make them signed.
1655 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1658 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1659 GTU to GT for V4SI and V2DI.
1661 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1662 (umin<mode>3): Removed.
1664 (uminv4si3): Likewise.
1666 2010-01-05 Martin Jambor <mjambor@suse.cz>
1668 PR tree-optimization/42462
1669 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1670 current_function_decl to helper functions and macros.
1672 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1675 * flags.h: Don't include real.h.
1676 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1677 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1678 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1679 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1680 * dominance.c: Update copyright.
1681 * gimple.c (walk_gimple_op): Remove inline.
1682 * tree-ssa-reassoc.c: Include real.h.
1683 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1684 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1686 2010-01-05 Nick Clifton <nickc@redhat.com>
1688 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1689 register to push into the stack frame when the accumulator has to
1690 be saved during interrupts.
1692 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1694 * doc/invoke.texi: Remove the documentation about option
1696 * common.opt (Wunreachable-code): Preserved for backward
1698 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1699 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1700 the backward compatibility flag section.
1702 2010-01-05 Richard Guenther <rguenther@suse.de>
1704 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1706 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1709 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1711 PR tree-optimization/42508
1712 * tree-sra.c (convert_callers): Check for recursive call
1713 by comparing cgraph nodes instead of decls.
1714 (modify_function): Call ipa_modify_formal_parameters also
1715 on all same_body aliases.
1717 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1718 cgraph nodes when checking for same_body aliases.
1720 2010-01-05 Richard Guenther <rguenther@suse.de>
1722 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1723 allocation and lookup.
1724 (get_or_alloc_expr_for_constant): Likewise.
1725 (phi_translate): Sink allocation.
1727 2010-01-04 Richard Guenther <rguenther@suse.de>
1729 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1730 a new entry only if needed.
1731 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1732 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1734 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1736 (phi_translate): Handle CONSTANTs early.
1738 2010-01-04 Martin Jambor <mjambor@suse.cz>
1740 PR tree-optimization/42398
1741 * tree-sra.c (struct access): Removed flag grp_different_types.
1742 (dump_access): Do not dump the removed flag.
1743 (sort_and_splice_var_accesses): Do not set the removed flag.
1744 (sra_modify_expr): Check for type compatibility directly.
1746 2010-01-04 Martin Jambor <mjambor@suse.cz>
1748 PR tree-optimization/42366
1749 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1750 edges with variable number of parameters.
1751 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1752 flag instead of asserting it.
1753 (ipa_read_node_info): Read uses_analysis_done flag.
1755 2010-01-04 Richard Guenther <rguenther@suse.de>
1757 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1758 iterative_hash_* as intended.
1759 (vn_reference_compute_hash): Likewise. Simplify hashing
1761 (vn_reference_lookup_2): Likewise.
1762 (vn_nary_op_compute_hash): Likewise.
1763 (vn_phi_compute_hash): Likewise.
1764 (expressions_equal_p): Remove strange code.
1765 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1766 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1767 (bitmap_insert_into_set_1): Take value-id as parameter.
1768 (add_to_value): Pass it.
1769 (bitmap_insert_into_set): Likewise.
1770 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1772 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1775 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1776 (do_self_spec): For switches with SWITCH_IGNORE set set also
1777 SWITCH_IGNORE_PERMANENTLY.
1778 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1781 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1783 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1784 tree of an unreferenced global var.
1786 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1789 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1790 GTU to GT for V4SI and V2DI.
1792 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1793 (umin<mode>3): Removed.
1795 (uminv4si3): Likewise.
1797 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1800 * collect2.c (main): Turn on trace in collect2 if -v is passed
1803 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1805 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1806 description of expression operand.
1808 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1810 * configure.ac: Add install-html to target_list for Make-hooks.
1811 * configure: Regenerate.
1812 * fortran/Make-lang.in (F95_HTMLFILES): New.
1813 (fortran.html): Use it.
1814 (fortran.install-html): New.
1815 * Makefile.in (install-html): Add lang.install-html.
1816 * java/Make-lang.in (JAVA_HTMLFILES): New.
1817 (java.html): Use it.
1818 (java.install-html): New.
1819 * objc/Make-lang.in (objc.install-html): New.
1820 * objcp/Make-lang.in (obj-c++.install-html): New.
1821 * cp/Make-lang.in (c++.install-html): New.
1822 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1823 * lto/Make-lang.in (lto.install-html): New.
1825 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1828 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1830 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1832 PR rtl-optimization/41862
1833 * store-motion.c (store_killed_in_insn, compute_store_table,
1834 remove_reachable_equiv_notes, replace_store_insn,
1835 build_store_vectors): Ignore all DEBUG_INSNs.
1837 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1840 * common.opt: Add dumpdir.
1842 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1844 (option_map): Add --dumpdir.
1846 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1848 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1850 * opts.c (decode_options): Try dump_dir_name first if
1851 dump_base_name isn't an absolute path.
1852 (common_handle_option): Handle OPT_dumpdir.
1854 * toplev.c (dump_dir_name): New.
1855 (print_switch_values): Also ignore -dumpdir.
1857 * toplev.h (dump_dir_name): New.
1859 2010-01-03 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/42589
1862 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1863 double-word expansion of bswap32.
1865 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1867 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1868 with BLOCK_FOR_INSN.
1869 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1870 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1871 noce_process_if_block): Likewise.
1872 * gcse.c (compute_local_properties, insert_expr_in_table,
1873 insert_set_in_table, canon_list_insert, find_avail_set,
1874 pre_insert_copy_insn): Likewise.
1876 * basic-block.h (BLOCK_NUM): Move from here...
1877 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1879 2010-01-03 Richard Guenther <rguenther@suse.de>
1881 PR tree-optimization/42438
1882 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1883 contains_may_not_return_call flag.
1884 (BB_MAY_NOTRETURN): New.
1885 (valid_in_sets): Trapping nary operations are not valid
1886 in blocks that may not return.
1887 (insert_into_preds_of_block): Remove check for trapping
1889 (compute_avail): Compute also BB_MAY_NOTRETURN.
1891 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1893 * doc/invoke.texi: Add 2010 to copyright years.
1895 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1897 * config/sparc/sparc.c: Fix formatting nits.
1899 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1900 Alexander Monakov <amonakov@ispras.ru>
1902 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1904 2010-01-02 Richard Guenther <rguenther@suse.de>
1907 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1908 (simplify_switch_using_ranges): Mark to be removed edges
1911 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1913 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1915 * collect2.c (scan_libraries): Add missing argument in call to
1918 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
1921 * config/alpha/predicates.md (aligned_memory_operand): Return false
1923 (unaligned_memory_operand): Return true for CQImode.
1924 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1925 doesn not cross aligned SImode word boundary.
1927 2010-01-02 Anatoly Sokolov <aesok@post.ru>
1929 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1931 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1932 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1934 2010-01-02 Richard Guenther <rguenther@suse.de>
1937 * toplev.c (compile_file): Emit LTO marker properly. Change
1939 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
1941 2010-01-01 Richard Guenther <rguenther@suse.de>
1944 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
1946 2010-01-01 Richard Guenther <rguenther@suse.de>
1949 * c-decl.c (grokdeclarator): For zero-size arrays force
1950 structural equality checks as layout_type does.
1952 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1954 * builtins.c: Update copyright to 2010.
1956 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1959 * lto-streamer-out.c (produce_asm): Revert the last change.
1960 (copy_function): Likewise.
1962 * lto-streamer.c (lto_get_section_name): Skip any leading
1965 2010-01-01 Richard Guenther <rguenther@suse.de>
1968 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1972 Copyright (C) 2010 Free Software Foundation, Inc.
1974 Copying and distribution of this file, with or without modification,
1975 are permitted in any medium without royalty provided the copyright
1976 notice and this notice are preserved.