1 2010-02-09 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43008
4 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5 make HEAP variables initialized from global memory if they
6 are not known builtin functions.
7 (find_func_aliases): Adjust.
9 2010-02-09 Richard Guenther <rguenther@suse.de>
11 PR tree-optimization/43000
12 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
15 2010-02-08 Jakub Jelinek <jakub@redhat.com>
17 PR tree-optimization/42931
18 * tree-loop-linear.c (try_interchange_loops): Don't call
19 double_int_mul if estimated_loop_iterations failed.
21 2010-02-08 Martin Jambor <mjambor@suse.cz>
24 * tree-sra.c (build_accesses_from_assign): Do not mark in
25 should_scalarize_away_bitmap if stmt has volatile ops.
26 (sra_modify_assign): Do not process assigns piecemeal if if stmt
29 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
31 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
33 2010-02-07 Adam Nemet <adambnmet@gmail.com>
35 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
38 2010-02-07 Andrew Pinski <pinskia@gmail.com>
41 * df-core.c (df_finish_pass): Change type of saved_flags to int.
43 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
46 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
47 to unknown_dependence.
48 (graphite_legal_transform_dr): Handle the unknown_dependence.
49 (graphite_carried_dependence_level_k): Same.
51 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
53 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
55 2010-02-07 Richard Guenther <rguenther@suse.de>
58 * expr.c (get_inner_reference): Always initialize *pbitsize.
60 2010-02-07 Richard Guenther <rguenther@suse.de>
63 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
64 new ARRAY_REFs on variable size element or minimal index arrays.
66 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
67 gimple_fold_indirect_ref.
69 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
72 * arm.c (arm_override_options): Just return if the user has specified
75 2010-02-03 Jason Merrill <jason@redhat.com>
78 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
79 i386_pe_maybe_record_exported_symbol.
81 2010-02-05 Steve Ellcey <sje@cup.hp.com>
84 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
85 (pa_delegitimize_address): New function.
87 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
89 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
90 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
92 2010-02-05 Richard Guenther <rguenther@suse.de>
95 * lto-streamer-in.c (get_resolution): Deal with references
96 to undefined functions.
98 2010-02-05 Richard Guenther <rguenther@suse.de>
100 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
102 (fold_const_aggregate_ref): Likewise.
103 (ccp_fold_stmt): Substitute loads.
104 (maybe_fold_reference): Verify types before substituting.
106 (fold_gimple_assign): Unshare properly.
107 (fold_stmt_1): Insert conversion if necessary before replacing
110 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
112 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
113 for rs6000_gen_cell_microcode.
115 2010-02-04 Richard Guenther <rguenther@suse.de>
117 PR rtl-optimization/42952
118 * dse.c (const_or_frame_p): Remove MEM handling.
120 2010-02-04 Nick Clifton <nickc@redhat.com>
122 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
123 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
124 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
125 (mn10300_asm_output_mi_thunk): New function.
126 (mn10300_can_output_mu_thunk): New function.
127 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
128 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
129 (FUNCTION_ARG): Delete incorrect comment.
131 2010-02-03 Jason Merrill <jason@redhat.com>
134 * fold-const.c (operand_equal_p): Handle erroneous types.
136 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
138 * config/h8300/h8300.md (can_delay): Fix attibute condition.
140 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
142 PR rtl-optimization/42941
143 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
146 2010-02-03 Jason Merrill <jason@redhat.com>
149 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
151 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
154 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
156 (cselib_reset_table): Renamed from...
157 (cselib_reset_table_with_next_value): ... this.
158 (cselib_get_next_uid): Renamed from...
159 (cselib_get_next_unknown_value): ... this.
160 * cselib.c (next_uid): Renamed from...
161 (next_unknown_value): ... this.
162 (cselib_clear_table): Adjust.
163 (cselib_reset_table): Adjust. Renamed from...
164 (cselib_reset_table_with_next_value): ... this.
165 (cselib_get_next_uid): Adjust. Renamed from...
166 (cselib_get_next_unknown_value): ... this.
167 (get_value_hash): Use hash.
168 (cselib_hash_rtx): Likewise.
169 (new_cselib_val): Adjust. Set and dump uid.
170 (cselib_lookup_mem): Pass next_uid as hash.
171 (cselib_subst_to_values): Likewise.
172 (cselib_log_lookup): Dump uid.
173 (cselib_lookup): Pass next_uid as hash. Adjust.
174 (cselib_process_insn): Adjust.
175 (cselib_init): Initialize next_uid.
176 (cselib_finish): Adjust.
177 (dump_cselib_table): Likewise.
178 * dse.c (canon_address): Dump value uid.
179 * print-rtl.c (print_rtx): Print value uid.
180 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
182 (dv_uid): New function, sort of renamed from...
183 (dv_htab_hash): ... this, reimplemented in terms of it and...
184 (dv_uid2hash): ... this. New.
185 (variable_htab_eq): Drop excess assertions.
186 (tie_break_pointers): Removed.
187 (canon_value_cmp): Compare uids.
188 (variable_post_merge_New_vals): Print uids.
189 (vt_add_function_parameters): Adjust.
190 (vt_initialize): Reset table. Adjust.
192 2010-02-03 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/42944
195 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
197 (call_may_clobber_ref_p_1): Likewise. Properly handle
198 malloc and calloc clobbering errno.
200 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
202 * doc/invoke.texi: Fix name of sched1 dump.
204 * opts.c (decode_options): Set flag_tree_switch_conversion
205 only conditionally on optimize >= 2.
207 * gcse.c: Assorted comment fixes in pass description.
209 2010-02-03 Anthony Green <green@moxielogic.com>
211 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
212 nop padding in order to maintain alignment of storage location of
213 target function address.
214 (moxie_trampoline_init): Store target function address at newly
216 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
218 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
220 2010-02-03 Richard Guenther <rguenther@suse.de>
223 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
225 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
227 * config.gcc: Reenable check for obsolete targets.
228 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
229 mips-sgi-irix6.[0-4]*.
231 2010-02-02 Nick Clifton <nickc@redhat.com>
233 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
234 constant size of 4 as being the same as 0.
235 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
236 can take values in the range 0..4.
238 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
241 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
242 as _darwin10_Unwind_FindEnclosingFunction().
243 * libgcc-libsystem.ver: New.
245 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
248 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
249 implicitly set registers.
251 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
253 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
254 (arm_override_options): Allow automatic selection of the thread
255 pointer register if thumb2.
256 (legitimize_pic_address): Improve code sequences for Thumb2.
257 (arm_call_tls_get_addr): Likewise.
258 (legitimize_tls_address): Likewise.
259 * arm.md (pic_load_addr_arm): Delete. Replace with ...
260 (pic_load_addr_32bit): ... this. New named pattern.
261 * thumb2.md (pic_load_addr_thumb2): Delete.
262 (pic_load_dot_plus_four): Delete.
263 (tls_load_dot_plus_four): New named pattern.
265 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
268 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
269 Document fix for TLS bug.
271 2010-01-31 Richard Guenther <rguenther@suse.de>
273 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
274 conservatively correct.
276 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
280 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
282 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
284 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
286 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
288 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
290 * config.gcc: Adjust order of makefile fragments for mingw targets.
292 2010-01-31 Richard Guenther <rguenther@suse.de>
295 * gimplify.c (gimplify_init_constructor): For volatile LHS
296 initialize a temporary.
298 2010-01-31 Matthias Klose <doko@ubuntu.com>
300 * configure.ac: Fix __stack_chk_fail check for cross builds configured
302 * configure: Regenerate.
304 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
306 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
307 the same alias set and their sizes different constantness.
308 (aliasing_component_refs_p): Revert 2009-10-24 change.
310 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
312 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
315 2010-01-29 Richard Guenther <rguenther@suse.de>
317 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
318 Assert we successfully updated the call.
320 2010-01-29 Jakub Jelinek <jakub@redhat.com>
322 PR rtl-optimization/42889
323 * df.h (df_set_bb_dirty_nonlr): New prototype.
324 * df-core.c (df_set_bb_dirty_nonlr): New function.
325 * df-scan.c (df_insn_rescan): Call it instead of
326 df_set_bb_dirty for DEBUG_INSNs.
328 2010-01-29 Richard Guenther <rguenther@suse.de>
331 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
332 quadratic behavior in most cases.
334 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
338 in the call to gen_x86_movsicc_0_m1.
340 2010-01-28 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/42871
343 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
346 2010-01-28 Richard Guenther <rguenther@suse.de>
348 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
351 2010-01-28 Richard Guenther <rguenther@suse.de>
354 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
355 the forwarder if the destination is an EH landing pad.
357 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
359 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
360 block list passed to gimple_duplicate_sese_tail.
361 (parallelize_loops): Avoid parallelization when the function
363 Avoid parallelization when the preheader is IRREDUCIBLE.
364 Try to optimize when estimated_loop_iterations_int is unresolved.
365 Add the loop's location to the dump file.
366 * tree-cfg.c (add_phi_args_after_redirect): Remove.
367 (gimple_duplicate_sese_tail): Remove the check for the latch.
368 Redirect nexits to the exit block.
369 Remove handling of the incoming edges to the latch.
370 Redirect the backedge from the copied latch to the exit bb.
372 2010-01-28 Michael Matz <matz@suse.de>
375 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
376 Wrap force_reg into a sequence, emit it before user.
378 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
380 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
382 (arm_legacy_rev): Likewise.
383 (thumb_legacy_rev): Likewise.
385 2010-01-27 Jakub Jelinek <jakub@redhat.com>
387 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
388 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
389 on MEM's address failed, try avoid_constant_pool_reference and
390 recurse if it returned something different.
391 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
392 address, try avoid_constant_pool_reference and recurse if it
393 returned something different.
394 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
395 address and avoid_constant_pool_reference returned something
396 different, don't set have_address.
398 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
401 * var-tracking.c (val_store): Add modified argument, obey it.
403 (count_uses): Move down logging of main.
404 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
405 don't need resolution.
406 (emit_notes_in_bb): Likewise.
408 2010-01-27 Richard Guenther <rguenther@suse.de>
411 * tree-inline.c (remap_decl): Delay remapping of SSA name
412 default definitions until we need them.
414 2010-01-27 Jakub Jelinek <jakub@redhat.com>
416 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
417 (rs6000_delegitimize_address): New function.
419 * config/s390/s390.c (s390_delegitimize_address): Call
420 delegitimize_mem_from_attrs.
423 * tree-inline.c (cannot_copy_type_1): Removed.
424 (copy_forbidden): Don't forbid copying of functions containing
425 records/unions with variable length fields.
427 2010-01-27 Christian Bruel <christian.bruel@st.com>
431 * config/sh/sh.c (find_barrier): Increase length for non delayed
432 conditional branches.
434 2010-01-27 Matthias Klose <doko@ubuntu.com>
436 * configure.ac (gnu-unique-object): Fix ldd version check.
437 * configure: Regenerate.
439 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
441 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
443 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
444 Test for HAVE_GNU_AS value.
446 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
448 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
449 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
451 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
452 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
453 INT_LEAST64_TYPE): Define.
454 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
455 UINT_LEAST64_TYPE): Define.
456 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
457 INT_FAST64_TYPE): Define.
458 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
459 UINT_FAST64_TYPE): Define.
460 (INTMAX_TYPE, UINTMAX_TYPE): Define.
461 (INTPTR_TYPE, UINTPTR_TYPE): Define.
462 (SIG_ATOMIC_TYPE): Define.
464 2010-01-26 Richard Guenther <rguenther@suse.de>
466 * df-scan.c (df_scan_set_bb_info): Remove assert.
467 (df_insn_rescan_debug_internal): Merge asserts.
468 (df_install_ref): Likewise.
469 (df_mark_reg): Use bitmap_set_range.
470 (df_hard_reg_used_p): Remove assert.
471 (df_hard_reg_used_count): Likewise.
473 2010-01-26 Richard Guenther <rguenther@suse.de>
475 PR rtl-optimization/42685
476 * web.c (web_main): Ignore DEBUG_INSNs.
478 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
480 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
482 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
483 Fix types of fndecl and arglist parameters.
485 2010-01-26 Richard Guenther <rguenther@suse.de>
488 * tree-eh.c (unsplit_eh): Skip debug insns.
490 2010-01-26 Richard Guenther <rguenther@suse.de>
492 PR tree-optimization/42250
493 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
495 2010-01-26 Jakub Jelinek <jakub@redhat.com>
498 * omp-low.c (expand_omp_sections): Only use single_pred if
499 l2_bb is single_pred_p.
501 2010-01-25 Christian Bruel <christian.bruel@st.com>
504 * config/sh/sh.c (find_barrier): Increase length for non delayed
505 conditional branches.
506 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
508 2010-01-24 David S. Miller <davem@davemloft.net>
510 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
511 define if not using GAS.
512 * config/sparc/sparc.c (sparc_elf_asm_named_section):
513 Likewise. Delete SECTION_MERGE code, which is only applicable
516 2010-01-24 Mark Mitchell <mark@codesourcery.com>
519 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
520 mangling of va_list in system headers.
522 2010-01-23 Toon Moene <toon@moene.org>
524 * tree-predcom.c (combine_chains): Return NULL, not false.
526 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
528 * tree-loop-distribution.c (distribute_loop): Fix declaration and
529 initialization of variable res to agree with return type.
531 2010-01-22 Steve Ellcey <sje@cup.hp.com>
533 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
534 * tree-sra.c: Add include of expr.h.
536 2010-01-22 Jakub Jelinek <jakub@redhat.com>
538 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
539 insert the debug stmt on the single non-EH edge from the stmt.
541 2010-01-22 Richard Henderson <rth@redhat.com>
544 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
545 the RHS until after generate_subtree_copies has insertted its
546 code before the current statement.
548 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
550 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
552 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
554 2010-01-21 Martin Jambor <mjambor@suse.cz>
556 PR tree-optimization/42585
557 * tree-sra.c (struct access): New field grp_total_scalarization.
558 (dump_access): Dump the new field.
559 (should_scalarize_away_bitmap): New variable.
560 (cannot_scalarize_away_bitmap): Likewise.
561 (sra_initialize): Allocate new bitmaps.
562 (sra_deinitialize): Free new bitmaps.
563 (create_access_1): New function.
564 (create_access): Parts moved to create_access_1.
565 (type_consists_of_records_p): New function.
566 (completely_scalarize_record): Likewise.
567 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
568 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
569 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
571 (analyze_all_variable_accesses): Completely scalarize small eligible
574 2010-01-21 Martin Jambor <mjambor@suse.cz>
576 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
578 2010-01-21 Andrew Haley <aph@redhat.com>
580 * gcc.c (process_command): Move lang_specific_driver before
581 setting cc_libexec_prefix.
583 2010-01-21 Richard Guenther <rguenther@suse.de>
586 * fold-const.c (negate_expr_p): Pretend only negative
587 real constants are easily negatable.
589 2010-01-20 Janis Johnson <janis187@us.ibm.com>
590 Jason Merrill <jason@redhat.com>
592 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
593 (TYPE_TRANSPARENT_AGGR): this, for union and record.
594 * calls.c (initialize argument_information): Handle it.
595 * c-common.c (handle_transparent_union_attribute): Use new name.
596 * c-decl.c (finish_struct): Ditto.
597 * c-typeck.c (type_lists_compatible_p): Ditto.
598 (convert_for_assignment): Use new name and also handle record.
599 * function.c (aggregate_value_p): Handle it.
600 (pass_by_reference): Ditto.
601 (assign_parm_data_types): Ditto.
602 * print-tree.c (print_node): Ditto.
603 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
604 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
605 * tree.c (first_field): New fn.
607 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
610 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
611 even when linking statically, for now.
613 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
616 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
617 without a cselib val.
618 (count_uses): Accept MO_VAL_SET with no val on stores.
619 (add_stores): Likewise.
621 2010-01-20 Jakub Jelinek <jakub@redhat.com>
623 * var-tracking.c (check_value_val): Add a compile time assertion.
624 (dv_is_decl_p): Simplify.
625 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
626 gcc_assert if ENABLE_CHECKING.
628 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
631 * var-tracking.c: Include tree-flow.h.
632 (mem_dies_at_call): New.
633 (dataflow_set_preserve_mem_locs): Use it.
634 (dataflow_set_remove_mem_locs): Likewise.
635 (dump_var): Renamed from dump_variable. Adjust all callers.
636 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
637 * Makefile.in (var-tracking.o): Adjust deps.
639 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
641 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
643 2010-01-20 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/42717
646 * tree-ssa-dce.c (get_live_post_dom): Remove.
647 (forward_edge_to_pdom): Take an arbitrary edge to copy
648 degenerate PHI args from.
649 (remove_dead_stmt): Use the first post-dominator even if it
650 does not contain live statements as redirection destination.
652 2010-01-20 Richard Guenther <rguenther@suse.de>
654 * tree-inline.c (estimate_num_insns): Handle EH builtins.
656 2010-01-20 Jakub Jelinek <jakub@redhat.com>
658 * sel-sched.c (create_speculation_check): Remove set but not used
660 (try_transformation_cache): Remove set but not used variable ds.
661 (calculate_privileged_insns): Remove set but not used variables
662 cur_insn and min_spec_insn.
663 (find_best_expr): Remove set but not used variable avail_n.
664 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
666 * cgraphunit.c (assemble_thunk): Remove set but not used variable
668 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
669 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
672 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
675 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
676 cpu types. Add support for *-sse3 cpu types.
679 2010-01-20 Jakub Jelinek <jakub@redhat.com>
682 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
683 argument, call initializer_constant_valid_p_1 instead of
684 initializer_constant_valid_p, pass CACHE to it, return NULL
685 immediately if first call returns NULL.
686 (initializer_constant_valid_p_1): New function.
687 (initializer_constant_valid_p): Use it.
689 2010-01-20 Thomas Quinot <quinot@adacore.com>
691 * tree.def (PLACEHOLDER_EXPR): Fix comment.
693 2010-01-20 Jakub Jelinek <jakub@redhat.com>
695 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
696 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
697 (loc_list_from_tree): Don't handle unsigned division. Handle
698 signed modulo using DW_OP_{over,over,div,mul,minus}.
699 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
700 modulo instead of signed.
702 2010-01-20 DJ Delorie <dj@redhat.com>
704 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
706 (h8300_emit_stack_adjustment): Propogate it.
708 (h8300_expand_prologue): Likewise.
709 (h8300_expand_epilogue): Likewise.
711 2010-01-19 Michael Matz <matz@suse.de>
713 PR tree-optimization/41783
714 * tree-data-ref.c (toplevel): Include flags.h.
715 (dump_data_dependence_relation): Also dump the inputs if the
716 result will be unknown.
717 (split_constant_offset_1): Look through some conversions.
718 * tree-predcom.c (determine_roots_comp): Restart a new chain if
719 the offset from last element is too large.
720 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
721 (reassociate_to_the_same_stmt): Handle vector registers.
722 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
724 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
725 wide_prolog_niters argument, emit widening instructions.
726 (vect_do_peeling_for_alignment): Adjust caller, use widened
727 variant of the iteration cound.
728 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
730 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
733 * config/arm/neon-testgen.m (emit_automatics): New parameter
734 features. Adjust for Fixed_return_reg feature.
735 (test_intrinsic): Call emit_automatics with new feature.
736 * config/arm/neon.ml: Update copyright years.
737 (features): New Fixed_return_reg feature.
738 (ops): Update feature for Vget_low.
740 2010-01-19 Jakub Jelinek <jakub@redhat.com>
742 PR tree-optimization/42719
743 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
747 * fwprop.c (all_uses_available_at): Return false if def_set dest
748 is a REG that is used in def_insn.
750 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
752 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
754 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
757 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
759 * target.h (struct gcc_target) <secondary_reload>: Change type
760 of last argument to secondary_reload_info *.
762 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
765 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
766 memory references with unaligned offsets. Remove CQImode handling.
767 (unaligned_memory_operand): Return 1 for memory references with
768 unaligned offsets. Remove CQImode handling.
770 2010-01-18 Richard Guenther <rguenther@suse.de>
773 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
776 2010-01-18 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/42781
779 * tree-ssa-structalias.c (find_what_var_points_to): Skip
780 restrict processing only if the original variable was
783 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
785 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
786 find number of popped argument bytes.
788 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
789 Fix the text that describes the return value for invalid insns.
791 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
793 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
794 Clarify what 'cost of the -dependence' is. Fix quoting.
796 * toplev.c (default_get_pch_validity): Rename argument to "sz".
797 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
799 2010-01-17 Jakub Jelinek <jakub@redhat.com>
801 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
802 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
804 2010-01-17 Richard Guenther <rguenther@suse.de>
807 * function.c (split_complex_args): Take a VEC to modify.
808 (assign_parms_augmented_arg_list): Build a VEC instead of
809 a chain of PARM_DECLs.
810 (assign_parms_unsplit_complex): Take a VEC of arguments.
811 Do not fixup unmodified parms.
812 (assign_parms): Deal with the VEC.
813 (gimplify_parameters): Likewise.
815 2010-01-17 Richard Guenther <rguenther@suse.de>
817 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
818 node existence check.
819 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
820 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
821 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
822 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
823 (gimple_execute_on_growing_pred): Likewise.
825 2010-01-17 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/42773
828 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
829 (compute_antic_aux): Likewise.
830 (compute_partial_antic_aux): Likewise.
832 2010-01-17 Jie Zhang <jie.zhang@analog.com>
835 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
838 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
840 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
843 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
844 Fix markup for strict argument.
846 (TARGET_SCHED_REORDER2): Fix argument types.
848 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
849 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
851 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
852 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
854 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
857 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
858 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
859 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
860 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
861 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
863 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
865 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
867 (TARGET_ASM_RELOC_RW_MASK): Add return type.
868 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
870 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
872 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
875 (TARGET_ASM_NAMED_SECTION): Fix argument list.
877 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
878 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
880 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
882 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
884 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
885 referring to it. Fix language.
887 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
889 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
891 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
893 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
895 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
896 '@var{stream}. Remove stray 'and'.
898 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
900 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
902 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
904 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
905 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
907 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
908 Fix description of return value.
909 Rename argument "sz" to "len."
911 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
912 Clarify meaning of 'true' return value.
914 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
916 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
917 rep_mode versus mode_rep.
919 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
921 (TARGET_BUILTIN_DECL): Fix name.
923 (TARGET_COMMUTATIVE_P): Fix type of first argument.
925 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
927 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
929 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
931 (TARGET_RELAXED_ORDERING): Use @deftypevr.
933 (TARGET_GET_DRAP_RTX): Note that this is a hook.
936 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
937 Rename argument tm_fn to md_fn.
939 (TARGET_OPTION_PRINT): Fix argument list.
941 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
944 * config/i386/i386.c (ix86_fixup_binary_operands):
945 Revert FMA4 fixup of operands.
947 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
950 * Makefile.in (write_entries_to_file, install-plugin):
951 Use \012 instead of \n with tr.
953 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
955 * configure.ac (HAVE_AS_REF): New C macro.
956 * configure: Regenerate.
957 * config.in: Likewise.
958 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
960 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
963 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
965 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
967 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
969 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
971 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
973 (TARGET_IN_SMALL_DATA_P): Fix argument type.
975 (TARGET_BINDS_LOCAL_P): Fix argument type.
977 (TARGET_ASM_FILE_END): Use prototype.
979 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
981 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
983 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
985 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
987 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
988 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
990 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
991 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
993 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
994 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
995 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
996 (TARGET_ADDR_SPACE_CONVERT): Likewise.
998 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1000 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1002 (TARGET_INIT_BUILTINS): Use prototype.
1004 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1005 Put 'const char *' in braces. Fix parameter types.
1006 (TARGET_INVALID_CONVERSION): Fix parameter types.
1007 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1008 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1010 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1013 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1015 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1017 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1019 * doc/tm.texi (TARGET_HELP): Fix return type.
1021 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1022 in braces. Fix argument types.
1024 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1026 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1028 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1030 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1031 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1033 (TARGET_MANGLE_TYPE): Fix argument types.
1035 (TARGET_IRA_COVER_CLASSES): Use prototype.
1037 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1039 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1041 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1043 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1045 (TARGET_CALLEE_COPIES): Fix argument types.
1047 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1049 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1051 (TARGET_FUNCTION_VALUE): Fix argument types.
1053 (TARGET_RETURN_IN_MSB): Fix argument type.
1055 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1057 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1059 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1061 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1062 agree with return type.
1064 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1066 2010-01-15 Jing Yu <jingyu@google.com>
1068 PR rtl-optimization/42691
1069 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1070 a pseudo to a constant and are merged, and adjust comments.
1072 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1074 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1076 2010-01-15 Richard Guenther <rguenther@suse.de>
1079 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1080 labels of computed or non-local gotos to the destination.
1081 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1082 landing pad label is the first label.
1084 2010-01-15 Richard Guenther <rguenther@suse.de>
1086 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1088 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1091 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1092 to allow generation of the xssqrtdp instruction on power7.
1093 (sqrtdf2_fpr): Ditto.
1095 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1098 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1099 functions with noreturn attribute.
1102 * varasm.c (declare_weak): Add weak attribute to decl if it
1103 doesn't have one already.
1104 (assemble_external): Only add decls to weak_decls if they also
1105 have weak attribute.
1107 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1109 * var-tracking.c (var_reg_delete): Don't delete the association
1110 between REGs and values or one-part variables if the register
1113 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1116 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1117 because its first operand is a non-localized variable.
1119 2010-01-14 Martin Jambor <mjambor@suse.cz>
1121 PR tree-optimization/42706
1122 * tree-sra.c (encountered_recursive_call): New variable.
1123 (encountered_unchangable_recursive_call): Likewise.
1124 (sra_initialize): Initialize both new variables.
1125 (callsite_has_enough_arguments_p): New function.
1126 (scan_function): Call decl and flags check only for IPA-SRA, check
1127 whether there is a recursive call and whether it has enough arguments.
1128 (all_callers_have_enough_arguments_p): New function.
1129 (convert_callers): Look for recursive calls only when
1130 encountered_recursive_call is set.
1131 (ipa_early_sra): Bail out either if
1132 !all_callers_have_enough_arguments_p or
1133 encountered_unchangable_recursive_call.
1135 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1137 * sel-sched.c: Add 2010 to copyright years.
1138 * sel-sched-ir.c: Likewise.
1139 * sel-sched-ir.h: Likewise.
1141 2010-01-14 Martin Jambor <mjambor@suse.cz>
1143 PR tree-optimization/42714
1144 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1145 constructors specially.
1147 2010-01-14 Andi Kleen <ak@linux.intel.com>
1149 * config/i386/drivers-i386.c (detect_caches_intel):
1150 Add l2sizekb parameter and fill in.
1151 (host_detect_local_cpu): Add l2sizekb, fill in.
1152 Add Atom small cache heuristic.
1154 2010-01-14 Andi Kleen <ak@linux.intel.com>
1156 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1157 Add level3 parameter and fill in.
1158 (detect_caches_intel): Handle level3 cache.
1160 2010-01-14 Andi Kleen <ak@linux.intel.com>
1162 * config/i386/drivers-i386.c (host_detect_local_cpu):
1163 Fix core duo detection.
1165 2010-01-14 Andi Kleen <ak@linux.intel.com>
1167 * config/i386/drivers-i386.c (host_detect_local_cpu):
1170 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1172 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1173 (rs6000_variable_issue_1): this. Use...
1174 (rs6000_variable_issue): here. Reimplement. Print debug info.
1176 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1178 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1179 sel_restore_notes. Update all callers. Call reemit_notes
1182 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1184 PR rtl-optimization/42246
1185 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1188 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1190 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1191 all successors is the same as number of successors in current region.
1193 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1195 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1196 to rename is not separable. Otherwise check that its LHS is not NULL.
1198 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1200 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1202 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1204 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1205 available registers when failed to discover LHS register class.
1206 Fix indentation. Update comment.
1208 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1209 Alexander Monakov <amonakov@ispras.ru>
1211 PR rtl-optimization/42389
1212 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1214 (advance_state_on_fence): Likewise.
1215 (sel_target_adjust_priority): Print debug output only when
1216 sched_verbose >= 4, not 2.
1217 (get_expr_cost): Do not issue all unique insns on the next cycle.
1218 (fill_insns): Initialize can_issue_more from the value saved
1220 * sel-sched-ir.c (flist_add): New parameter issue_more.
1221 Init FENCE_ISSUE_MORE with it.
1222 (merge_fences): Likewise.
1223 (init_fences): Update call to flist_add.
1224 (add_to_fences, add_clean_fence_to_fences)
1225 (add_dirty_fence_to_fences): Likewise.
1226 (move_fence_to_fences): Update call to merge_fences.
1227 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1229 * sel-sched-ir.h (struct _fence): New field issue_more.
1230 (FENCE_ISSUE_MORE): New accessor macro.
1232 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1234 PR rtl-optimization/42388
1235 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1236 that have no predecessors nor successors. Do not call move_bb_info
1237 for empty blocks outside of current region.
1239 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1241 PR rtl-optimization/42294
1242 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1243 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1244 originators' originators.
1246 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1248 PR rtl-optimization/39453
1249 PR rtl-optimization/42246
1250 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1252 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1254 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1255 Alexander Monakov <amonakov@ispras.ru>
1258 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1259 (maybe_tidy_empty_bb): ... here. Make static. Add new
1260 argument. Update all callers.
1261 (tidy_control_flow): ... and here. Recompute topological order
1262 of basic blocks in region if necessary.
1263 (sel_redirect_edge_and_branch): Change return type. Return true
1264 if topological order might have been invalidated.
1265 (purge_empty_blocks): Export and move from...
1266 * sel-sched.c (purge_empty_blocks): ... here.
1267 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1268 (maybe_tidy_empty_bb): Delete prototype.
1269 (purge_empty_blocks): Declare.
1271 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1273 PR rtl-optimization/42249
1274 * sel-sched.c (try_replace_dest_reg): When chosen register
1275 and original register is the same, do not bail out early, but
1276 still check all original insns for validity of replacing destination
1277 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1280 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1283 Port from no-undefined-overflow branch:
1284 2009-03-09 Richard Guenther <rguenther@suse.de>
1286 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1288 2010-01-14 Richard Guenther <rguenther@suse.de>
1291 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1294 2010-01-14 Ira Rosen <irar@il.ibm.com>
1296 PR tree-optimization/42709
1297 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1298 as scalar type in creation of constant vector operand.
1300 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1303 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1304 (check-parallel-%): Match `testsuite' directory component only
1307 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1309 PR translation/39521
1310 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1313 2010-01-13 Richard Guenther <rguenther@suse.de>
1315 PR tree-optimization/42730
1316 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1319 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1322 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1323 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1326 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1328 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1329 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1330 ___umulsi3_highpart.
1332 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1333 rather than schedule_insns if the pass is enabled.
1335 2010-01-13 Martin Jambor <mjambor@suse.cz>
1337 PR tree-optimization/42704
1338 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1341 2010-01-13 Martin Jambor <mjambor@suse.cz>
1343 PR tree-optimization/42703
1344 * tree-sra.c (analyze_access_subtree): Check that we can build a
1345 reference to the original data within the aggregate.
1347 2010-01-13 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/42705
1350 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1353 2010-01-13 Richard Guenther <rguenther@suse.de>
1356 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1358 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1361 * var-tracking.c (values_to_unmark): New variable.
1362 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1363 values_to_unmark vector. Moved body to...
1364 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1365 instead queue it into values_to_unmark vector.
1366 (vt_find_locations): Free values_to_unmark vector.
1368 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1370 * config/s390/s390.c (override_options): Set
1371 default of max-pending-list-length to 256
1373 2010-01-13 Richard Guenther <rguenther@suse.de>
1376 * tree-pass.h (PROP_gimple_lcx): New.
1377 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1378 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1379 before the final cleanup_eh.
1380 (dump_properties): Dump PROP_gimple_lcx.
1381 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1382 (tree_lower_complex_O0): Remove.
1383 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1384 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1385 tree_lower_complex, schedule TODO_update_ssa.
1386 * lto-streamer-out.c (output_function): Stream the functions
1388 * lto-streamer-in.c (input_function): Likewise.
1389 (lto_read_body): Do not override them here.
1391 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1394 * c-typeck.c (build_c_cast): Fold value cast to union type before
1395 wrapping it in a CONSTRUCTOR.
1397 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1399 PR rtl-optimization/42699
1400 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1403 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1405 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1406 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1407 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1408 SUBTARGET_WARN_UNUSED_SPEC): ... here
1409 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1411 2010-01-12 Julian Brown <julian@codesourcery.com>
1413 * config/arm/neon-schedgen.ml (Utils): Don't try to
1414 open missing module.
1415 (find_with_result): New.
1417 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1420 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1421 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1423 PR tree-optimization/42645
1424 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1425 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1426 decl_map, set processing_debug_stmt to -1 and return name without
1429 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1431 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1432 binutils version, and reword target configuration description.
1434 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1436 * config/avr/avr.h (LINKER_NAME): Remove.
1438 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1441 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1442 that support VSX, warn for -mno-altivec if vsx is not disabled,
1445 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1446 Shujing Zhao <pearly.zhao@oracle.com>
1448 PR translation/42469
1449 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1450 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1451 character between option name and help text.
1452 * c.opt (imultilib): Likewise.
1454 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1456 * lto-streamer-out.c (output_unreferenced_globals): Output static
1459 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1461 PR rtl-optimization/42621
1462 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1463 optimizing for size.
1464 (duplicate_computed_gotos): Remove now-redundant check.
1466 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1469 * configure.ac: Save and restore LDFLAGS and LIBS
1470 * configure: Regenerate.
1472 2010-01-10 Richard Guenther <rguenther@suse.de>
1475 * builtins.c (fold_builtin_strlen): Add type argument and
1476 convert the resulting length to it.
1477 (fold_builtin_1): Adjust.
1479 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1481 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1482 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1484 (num_insns_constant_wide): Adjust for that change.
1486 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1489 * web.c (union_defs): Add used argument, to combine uses of
1491 (entry_register): Adjust type and tests of used argument.
1492 (web_main): Widen used for new use. Pass it to union_defs.
1493 * df.h (union_defs): Adjust prototype.
1495 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1498 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1499 uses in new incoming argument. Free body.
1500 (reset_debug_uses_in_loop): New.
1501 (analyze_insn_to_expand_var): Call the latter if the former found
1502 anything. Fix whitespace. Reject invalid dest overlaps before
1503 going through all insns in the loop.
1505 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1508 * haifa-sched.c (dying_use_p): Debug insns don't count.
1510 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1513 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1514 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1515 (verify_gimple_call): Reject LHS in noreturn calls.
1517 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1521 * tree-vect-loop-manip.c (adjust_info): New type.
1522 (adjust_vec): New pointer to vector.
1523 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1524 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1525 (slpeel_update_phis_for_duplicate_loop): Use them.
1526 (slpeel_update_phi_nodes_for_guard1): Likewise.
1527 (slpeel_update_phi_nodes_for_guard2): Likewise.
1528 (slpeel_tree_peel_loop_to_edge): Likewise.
1529 (vect_update_ivs_after_vectorizer): Likewise.
1531 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1533 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1534 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1536 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1538 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1539 bogus uninitialized warning.
1541 2010-01-09 Richard Guenther <rguenther@suse.de>
1544 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1545 the evolution is compatible with the initial condition.
1547 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1549 * gcc.c (process_command): Update copyright notice dates.
1550 * gcov.c (print_version): Likewise.
1551 * gcov-dump.c (print_version): Likewise.
1552 * mips-tfile.c (main): Likewise.
1553 * mips-tdump.c (main): Likewise.
1555 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1558 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1560 (rotlhi3_8): Delete.
1562 (rotlsi3_8): Delete.
1563 (rotlsi3_16): Delete.
1564 (rotlsi3_24): Delete.
1566 (*rotw<mode>3): New.
1567 (*rotb<mode>3): New.
1568 * config/avr/avr.c (avr_rotate_bytes): New function.
1569 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1571 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1574 * configure.ac: Modify -rdynamic check.
1575 * configure: Regenerate.
1577 2010-01-08 DJ Delorie <dj@redhat.com>
1579 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1580 register popping order.
1582 2010-01-08 Richard Guenther <rguenther@suse.de>
1585 * c.opt (fsigned-char): Also let LTO handle this option.
1586 (funsigned-char): Likewise.
1588 2010-01-07 Richard Guenther <rguenther@suse.de>
1590 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1591 (gimple_op): Likewise.
1592 (gimple_op_ptr): Likewise.
1593 (gimple_assign_set_lhs): Remove gcc_assert.
1594 (gimple_assign_set_rhs1): Likewise.
1595 (gimple_assign_set_rhs2): Likewise.
1596 (gimple_call_set_lhs): Likewise.
1597 (gimple_call_set_fn): Likewise.
1598 (gimple_call_set_fndecl): Likewise.
1599 (gimple_call_fndecl): Likewise.
1600 (gimple_call_return_type): Likewise.
1601 (gimple_call_set_chain): Likewise.
1602 (gimple_call_num_args): Likewise.
1603 (gimple_call_set_arg): Likewise.
1604 (gimple_cond_set_code): Likewise.
1605 (gimple_cond_set_lhs): Likewise.
1606 (gimple_cond_set_rhs): Likewise.
1607 (gimple_cond_set_true_label): Likewise.
1608 (gimple_cond_set_false_label): Likewise.
1609 (gimple_label_set_label): Likewise.
1610 (gimple_goto_set_dest): Likewise.
1611 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1612 (gimple_debug_bind_get_value): Likewise.
1613 (gimple_debug_bind_get_value_ptr): Likewise.
1614 (gimple_debug_bind_set_var): Likewise.
1615 (gimple_debug_bind_set_value): Likewise.
1616 (gimple_debug_bind_reset_value): Likewise.
1617 (gimple_debug_bind_has_value_p): Likewise.
1618 (gimple_return_retval_ptr): Remove gcc_assert.
1619 (gimple_return_retval): Likewise.
1620 (gimple_return_set_retval): Likewise.
1621 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1622 (safe_referenced_var_iterator): Remove.
1623 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1624 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1625 (fill_referenced_var_vec): Remove.
1626 (first_readonly_imm_use): Remove redundant gcc_assert.
1627 (phi_arg_index_from_use): Combine gcc_asserts.
1628 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1629 (first_imm_use_stmt): Remove redundant gcc_assert.
1630 * tree-cfg.c (verify_gimple_call): Verify function and chain
1631 operands. Verify arguments.
1632 (verify_types_in_gimple_stmt): Verify condition code and labels.
1634 2010-01-07 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/42641
1637 * sese.c (rename_map_elt_info): Use the SSA name version, do
1640 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1642 PR tree-optimization/42625
1643 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1644 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1647 2010-01-07 Duncan Sands <baldrick@free.fr>
1649 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1651 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1654 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1655 note itself is not function_invariant_p.
1657 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1659 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1660 Do not add the DF_NOTE problem.
1661 * store-motion.c (execute_rtl_store_motion): Likewise.
1663 2010-01-07 Martin Jambor <mjambor@suse.cz>
1665 PR tree-optimization/42157
1666 * tree-sra.c (compare_access_positions): Stabilize sort if both
1667 accesses have integer types, return zero immediately if they are the
1670 2010-01-06 Richard Henderson <rth@redhat.com>
1673 * haifa-sched.c (add_to_note_list): Merge into ...
1674 (concat_note_lists): ... here, and ...
1675 (unlink_other_notes, rm_other_notes): Merge into...
1676 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1677 NOTE_INSN_EPILOGUE_BEG.
1679 2010-01-06 Richard Guenther <rguenther@suse.de>
1681 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1682 not inline regular functions into always-inline functions.
1684 2010-01-06 Nick Clifton <nickc@redhat.com>
1686 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1687 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1689 (OVERRIDE_OPTIONS): Delete.
1690 (OPTIMIZATION_OPTIONS): Define.
1691 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1692 * config/rx/rx.c (rx_handle_option): Issue an error message if
1693 -mcpu=rx200 and -fpu are used together.
1694 (rx_set_optimization_options): New function. Issue an error
1695 message if an optimization attribute attempts to reset the FPU/
1696 math optimization pairing.
1697 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1698 * config/rx/rx.opt: Set the default to 32-bit doubles.
1699 * config/rx/t-rx: Add multilibs for -nofpu option.
1700 * doc/invoke.texi: Update documentation of RX options.
1702 2010-01-06 Richard Guenther <rguenther@suse.de>
1704 * tree-ssa-pre.c (name_to_id): New global.
1705 (alloc_expression_id): Simplify SSA name handling.
1706 (lookup_expression_id): Likewise.
1707 (init_pre): Zero name_to_id.
1708 (fini_pre): Free it.
1710 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1712 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1714 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1717 * config/i386/sse.md (smaxv2di3): New.
1718 (umaxv2di3): Likewise.
1719 (sminv2di3): Likewise.
1720 (uminv2di3): Likewise.
1722 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1725 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1726 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1727 (legitimize_tls_address): Likewise.
1728 (sparc_tls_referenced_p): Likewise.
1729 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1730 and adjust calls to legitimize_pic_address.
1731 (legitimate_constant_p) Use sparc_tls_referenced_p.
1732 (legitimate_pic_operand_p): Likewise.
1733 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1734 (sparc_tls_symbol_ref_1): Delete.
1735 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1736 (legitimize_tls_address): Make static, handle CONST patterns.
1737 (legitimize_pic_address): Make static, remove unused parameter and
1738 adjust recursive calls.
1739 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1740 and adjust call to legitimize_pic_address.
1741 (sparc_output_mi_thunk): Likewise.
1743 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1744 H.J. Lu <hongjiu.lu@intel.com>
1747 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1748 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1749 operands to make them signed.
1752 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1755 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1756 GTU to GT for V4SI and V2DI.
1758 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1759 (umin<mode>3): Removed.
1761 (uminv4si3): Likewise.
1763 2010-01-05 Martin Jambor <mjambor@suse.cz>
1765 PR tree-optimization/42462
1766 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1767 current_function_decl to helper functions and macros.
1769 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1772 * flags.h: Don't include real.h.
1773 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1774 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1775 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1776 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1777 * dominance.c: Update copyright.
1778 * gimple.c (walk_gimple_op): Remove inline.
1779 * tree-ssa-reassoc.c: Include real.h.
1780 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1781 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1783 2010-01-05 Nick Clifton <nickc@redhat.com>
1785 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1786 register to push into the stack frame when the accumulator has to
1787 be saved during interrupts.
1789 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1791 * doc/invoke.texi: Remove the documentation about option
1793 * common.opt (Wunreachable-code): Preserved for backward
1795 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1796 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1797 the backward compatibility flag section.
1799 2010-01-05 Richard Guenther <rguenther@suse.de>
1801 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1803 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1806 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1808 PR tree-optimization/42508
1809 * tree-sra.c (convert_callers): Check for recursive call
1810 by comparing cgraph nodes instead of decls.
1811 (modify_function): Call ipa_modify_formal_parameters also
1812 on all same_body aliases.
1814 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1815 cgraph nodes when checking for same_body aliases.
1817 2010-01-05 Richard Guenther <rguenther@suse.de>
1819 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1820 allocation and lookup.
1821 (get_or_alloc_expr_for_constant): Likewise.
1822 (phi_translate): Sink allocation.
1824 2010-01-04 Richard Guenther <rguenther@suse.de>
1826 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1827 a new entry only if needed.
1828 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1829 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1831 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1833 (phi_translate): Handle CONSTANTs early.
1835 2010-01-04 Martin Jambor <mjambor@suse.cz>
1837 PR tree-optimization/42398
1838 * tree-sra.c (struct access): Removed flag grp_different_types.
1839 (dump_access): Do not dump the removed flag.
1840 (sort_and_splice_var_accesses): Do not set the removed flag.
1841 (sra_modify_expr): Check for type compatibility directly.
1843 2010-01-04 Martin Jambor <mjambor@suse.cz>
1845 PR tree-optimization/42366
1846 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1847 edges with variable number of parameters.
1848 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1849 flag instead of asserting it.
1850 (ipa_read_node_info): Read uses_analysis_done flag.
1852 2010-01-04 Richard Guenther <rguenther@suse.de>
1854 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1855 iterative_hash_* as intended.
1856 (vn_reference_compute_hash): Likewise. Simplify hashing
1858 (vn_reference_lookup_2): Likewise.
1859 (vn_nary_op_compute_hash): Likewise.
1860 (vn_phi_compute_hash): Likewise.
1861 (expressions_equal_p): Remove strange code.
1862 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1863 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1864 (bitmap_insert_into_set_1): Take value-id as parameter.
1865 (add_to_value): Pass it.
1866 (bitmap_insert_into_set): Likewise.
1867 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1869 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1872 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1873 (do_self_spec): For switches with SWITCH_IGNORE set set also
1874 SWITCH_IGNORE_PERMANENTLY.
1875 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1878 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1880 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1881 tree of an unreferenced global var.
1883 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1886 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1887 GTU to GT for V4SI and V2DI.
1889 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1890 (umin<mode>3): Removed.
1892 (uminv4si3): Likewise.
1894 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1897 * collect2.c (main): Turn on trace in collect2 if -v is passed
1900 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1902 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1903 description of expression operand.
1905 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
1907 * configure.ac: Add install-html to target_list for Make-hooks.
1908 * configure: Regenerate.
1909 * fortran/Make-lang.in (F95_HTMLFILES): New.
1910 (fortran.html): Use it.
1911 (fortran.install-html): New.
1912 * Makefile.in (install-html): Add lang.install-html.
1913 * java/Make-lang.in (JAVA_HTMLFILES): New.
1914 (java.html): Use it.
1915 (java.install-html): New.
1916 * objc/Make-lang.in (objc.install-html): New.
1917 * objcp/Make-lang.in (obj-c++.install-html): New.
1918 * cp/Make-lang.in (c++.install-html): New.
1919 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1920 * lto/Make-lang.in (lto.install-html): New.
1922 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1925 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1927 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1929 PR rtl-optimization/41862
1930 * store-motion.c (store_killed_in_insn, compute_store_table,
1931 remove_reachable_equiv_notes, replace_store_insn,
1932 build_store_vectors): Ignore all DEBUG_INSNs.
1934 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1937 * common.opt: Add dumpdir.
1939 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1941 (option_map): Add --dumpdir.
1943 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1945 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1947 * opts.c (decode_options): Try dump_dir_name first if
1948 dump_base_name isn't an absolute path.
1949 (common_handle_option): Handle OPT_dumpdir.
1951 * toplev.c (dump_dir_name): New.
1952 (print_switch_values): Also ignore -dumpdir.
1954 * toplev.h (dump_dir_name): New.
1956 2010-01-03 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/42589
1959 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1960 double-word expansion of bswap32.
1962 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1964 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1965 with BLOCK_FOR_INSN.
1966 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1967 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1968 noce_process_if_block): Likewise.
1969 * gcse.c (compute_local_properties, insert_expr_in_table,
1970 insert_set_in_table, canon_list_insert, find_avail_set,
1971 pre_insert_copy_insn): Likewise.
1973 * basic-block.h (BLOCK_NUM): Move from here...
1974 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1976 2010-01-03 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/42438
1979 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1980 contains_may_not_return_call flag.
1981 (BB_MAY_NOTRETURN): New.
1982 (valid_in_sets): Trapping nary operations are not valid
1983 in blocks that may not return.
1984 (insert_into_preds_of_block): Remove check for trapping
1986 (compute_avail): Compute also BB_MAY_NOTRETURN.
1988 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1990 * doc/invoke.texi: Add 2010 to copyright years.
1992 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1994 * config/sparc/sparc.c: Fix formatting nits.
1996 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
1997 Alexander Monakov <amonakov@ispras.ru>
1999 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2001 2010-01-02 Richard Guenther <rguenther@suse.de>
2004 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2005 (simplify_switch_using_ranges): Mark to be removed edges
2008 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2010 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2012 * collect2.c (scan_libraries): Add missing argument in call to
2015 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2018 * config/alpha/predicates.md (aligned_memory_operand): Return false
2020 (unaligned_memory_operand): Return true for CQImode.
2021 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2022 doesn not cross aligned SImode word boundary.
2024 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2026 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2028 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2029 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2031 2010-01-02 Richard Guenther <rguenther@suse.de>
2034 * toplev.c (compile_file): Emit LTO marker properly. Change
2036 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2038 2010-01-01 Richard Guenther <rguenther@suse.de>
2041 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2043 2010-01-01 Richard Guenther <rguenther@suse.de>
2046 * c-decl.c (grokdeclarator): For zero-size arrays force
2047 structural equality checks as layout_type does.
2049 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2051 * builtins.c: Update copyright to 2010.
2053 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2056 * lto-streamer-out.c (produce_asm): Revert the last change.
2057 (copy_function): Likewise.
2059 * lto-streamer.c (lto_get_section_name): Skip any leading
2062 2010-01-01 Richard Guenther <rguenther@suse.de>
2065 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2069 Copyright (C) 2010 Free Software Foundation, Inc.
2071 Copying and distribution of this file, with or without modification,
2072 are permitted in any medium without royalty provided the copyright
2073 notice and this notice are preserved.