1 2010-02-11 Richard Guenther <rguenther@suse.de>
4 * gcc.c (process_command): Handle LTO file@offset case more
7 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
10 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
12 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
14 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
15 if MEM's mode size isn't DWARF2_ADDR_SIZE.
16 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
17 Optimize eq/ne comparisons when both arguments are known to be
19 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
20 Don't mask operands unnecessarily if they are known to be already
23 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
25 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
28 2010-02-10 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/43017
31 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
32 for wrapping signed arithmetic.
34 2010-02-10 Jakub Jelinek <jakub@redhat.com>
37 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
38 if no debug info should be emitted for it.
40 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
42 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
43 note when flag_exceptions is set.
45 2010-02-10 Duncan Sands <baldrick@free.fr>
47 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
49 2010-02-10 Richard Guenther <rguenther@suse.de>
52 * tree.c (get_unwidened): Handle constants.
53 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
55 2010-02-10 Martin Jambor <mjambor@suse.cz>
58 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
59 check for variable argument counts independently.
61 2010-02-10 Christian Bruel <christian.bruel@st.com>
64 * config/sh/sh.c (find_barrier): Increase length for non delayed
67 2010-02-10 Christian Bruel <christian.bruel@st.com>
69 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
71 2010-02-10 Jakub Jelinek <jakub@redhat.com>
73 * builtins.c (set_builtin_user_assembler_name): Also handle
74 ffs if int is smaller than word.
76 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
79 * ira-conflicts.c (get_dup): Remove.
80 (process_reg_shuffles): Add new parameter. Use it as an
81 additional guard for copy generation.
82 (add_insn_allocno_copies): Rewrite.
84 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
86 * common.opt (fsched2-use-traces): Preserved for backward
88 * doc/invoke.texi: Remove the documentation about option
90 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
91 flag_sched2_use_traces.
92 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
93 the backward compatibility flag section.
95 2010-02-09 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/43008
98 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
99 make HEAP variables initialized from global memory if they
100 are not known builtin functions.
101 (find_func_aliases): Adjust.
103 2010-02-09 Richard Guenther <rguenther@suse.de>
105 PR tree-optimization/43000
106 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
109 2010-02-08 Jakub Jelinek <jakub@redhat.com>
111 PR tree-optimization/42931
112 * tree-loop-linear.c (try_interchange_loops): Don't call
113 double_int_mul if estimated_loop_iterations failed.
115 2010-02-08 Martin Jambor <mjambor@suse.cz>
118 * tree-sra.c (build_accesses_from_assign): Do not mark in
119 should_scalarize_away_bitmap if stmt has volatile ops.
120 (sra_modify_assign): Do not process assigns piecemeal if if stmt
123 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
125 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
127 2010-02-07 Adam Nemet <adambnmet@gmail.com>
129 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
132 2010-02-07 Andrew Pinski <pinskia@gmail.com>
135 * df-core.c (df_finish_pass): Change type of saved_flags to int.
137 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
140 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
141 to unknown_dependence.
142 (graphite_legal_transform_dr): Handle the unknown_dependence.
143 (graphite_carried_dependence_level_k): Same.
145 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
147 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
149 2010-02-07 Richard Guenther <rguenther@suse.de>
152 * expr.c (get_inner_reference): Always initialize *pbitsize.
154 2010-02-07 Richard Guenther <rguenther@suse.de>
157 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
158 new ARRAY_REFs on variable size element or minimal index arrays.
160 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
161 gimple_fold_indirect_ref.
163 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
166 * arm.c (arm_override_options): Just return if the user has specified
169 2010-02-03 Jason Merrill <jason@redhat.com>
172 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
173 i386_pe_maybe_record_exported_symbol.
175 2010-02-05 Steve Ellcey <sje@cup.hp.com>
178 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
179 (pa_delegitimize_address): New function.
181 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
183 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
184 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
186 2010-02-05 Richard Guenther <rguenther@suse.de>
189 * lto-streamer-in.c (get_resolution): Deal with references
190 to undefined functions.
192 2010-02-05 Richard Guenther <rguenther@suse.de>
194 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
196 (fold_const_aggregate_ref): Likewise.
197 (ccp_fold_stmt): Substitute loads.
198 (maybe_fold_reference): Verify types before substituting.
200 (fold_gimple_assign): Unshare properly.
201 (fold_stmt_1): Insert conversion if necessary before replacing
204 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
206 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
207 for rs6000_gen_cell_microcode.
209 2010-02-04 Richard Guenther <rguenther@suse.de>
211 PR rtl-optimization/42952
212 * dse.c (const_or_frame_p): Remove MEM handling.
214 2010-02-04 Nick Clifton <nickc@redhat.com>
216 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
217 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
218 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
219 (mn10300_asm_output_mi_thunk): New function.
220 (mn10300_can_output_mu_thunk): New function.
221 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
222 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
223 (FUNCTION_ARG): Delete incorrect comment.
225 2010-02-03 Jason Merrill <jason@redhat.com>
228 * fold-const.c (operand_equal_p): Handle erroneous types.
230 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
232 * config/h8300/h8300.md (can_delay): Fix attibute condition.
234 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
236 PR rtl-optimization/42941
237 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
240 2010-02-03 Jason Merrill <jason@redhat.com>
243 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
245 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
248 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
250 (cselib_reset_table): Renamed from...
251 (cselib_reset_table_with_next_value): ... this.
252 (cselib_get_next_uid): Renamed from...
253 (cselib_get_next_unknown_value): ... this.
254 * cselib.c (next_uid): Renamed from...
255 (next_unknown_value): ... this.
256 (cselib_clear_table): Adjust.
257 (cselib_reset_table): Adjust. Renamed from...
258 (cselib_reset_table_with_next_value): ... this.
259 (cselib_get_next_uid): Adjust. Renamed from...
260 (cselib_get_next_unknown_value): ... this.
261 (get_value_hash): Use hash.
262 (cselib_hash_rtx): Likewise.
263 (new_cselib_val): Adjust. Set and dump uid.
264 (cselib_lookup_mem): Pass next_uid as hash.
265 (cselib_subst_to_values): Likewise.
266 (cselib_log_lookup): Dump uid.
267 (cselib_lookup): Pass next_uid as hash. Adjust.
268 (cselib_process_insn): Adjust.
269 (cselib_init): Initialize next_uid.
270 (cselib_finish): Adjust.
271 (dump_cselib_table): Likewise.
272 * dse.c (canon_address): Dump value uid.
273 * print-rtl.c (print_rtx): Print value uid.
274 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
276 (dv_uid): New function, sort of renamed from...
277 (dv_htab_hash): ... this, reimplemented in terms of it and...
278 (dv_uid2hash): ... this. New.
279 (variable_htab_eq): Drop excess assertions.
280 (tie_break_pointers): Removed.
281 (canon_value_cmp): Compare uids.
282 (variable_post_merge_New_vals): Print uids.
283 (vt_add_function_parameters): Adjust.
284 (vt_initialize): Reset table. Adjust.
286 2010-02-03 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/42944
289 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
291 (call_may_clobber_ref_p_1): Likewise. Properly handle
292 malloc and calloc clobbering errno.
294 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
296 * doc/invoke.texi: Fix name of sched1 dump.
298 * opts.c (decode_options): Set flag_tree_switch_conversion
299 only conditionally on optimize >= 2.
301 * gcse.c: Assorted comment fixes in pass description.
303 2010-02-03 Anthony Green <green@moxielogic.com>
305 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
306 nop padding in order to maintain alignment of storage location of
307 target function address.
308 (moxie_trampoline_init): Store target function address at newly
310 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
312 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
314 2010-02-03 Richard Guenther <rguenther@suse.de>
317 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
319 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
321 * config.gcc: Reenable check for obsolete targets.
322 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
323 mips-sgi-irix6.[0-4]*.
325 2010-02-02 Nick Clifton <nickc@redhat.com>
327 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
328 constant size of 4 as being the same as 0.
329 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
330 can take values in the range 0..4.
332 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
335 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
336 as _darwin10_Unwind_FindEnclosingFunction().
337 * libgcc-libsystem.ver: New.
339 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
342 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
343 implicitly set registers.
345 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
347 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
348 (arm_override_options): Allow automatic selection of the thread
349 pointer register if thumb2.
350 (legitimize_pic_address): Improve code sequences for Thumb2.
351 (arm_call_tls_get_addr): Likewise.
352 (legitimize_tls_address): Likewise.
353 * arm.md (pic_load_addr_arm): Delete. Replace with ...
354 (pic_load_addr_32bit): ... this. New named pattern.
355 * thumb2.md (pic_load_addr_thumb2): Delete.
356 (pic_load_dot_plus_four): Delete.
357 (tls_load_dot_plus_four): New named pattern.
359 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
362 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
363 Document fix for TLS bug.
365 2010-01-31 Richard Guenther <rguenther@suse.de>
367 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
368 conservatively correct.
370 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
374 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
376 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
378 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
380 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
382 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
384 * config.gcc: Adjust order of makefile fragments for mingw targets.
386 2010-01-31 Richard Guenther <rguenther@suse.de>
389 * gimplify.c (gimplify_init_constructor): For volatile LHS
390 initialize a temporary.
392 2010-01-31 Matthias Klose <doko@ubuntu.com>
394 * configure.ac: Fix __stack_chk_fail check for cross builds configured
396 * configure: Regenerate.
398 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
400 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
401 the same alias set and their sizes different constantness.
402 (aliasing_component_refs_p): Revert 2009-10-24 change.
404 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
406 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
409 2010-01-29 Richard Guenther <rguenther@suse.de>
411 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
412 Assert we successfully updated the call.
414 2010-01-29 Jakub Jelinek <jakub@redhat.com>
416 PR rtl-optimization/42889
417 * df.h (df_set_bb_dirty_nonlr): New prototype.
418 * df-core.c (df_set_bb_dirty_nonlr): New function.
419 * df-scan.c (df_insn_rescan): Call it instead of
420 df_set_bb_dirty for DEBUG_INSNs.
422 2010-01-29 Richard Guenther <rguenther@suse.de>
425 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
426 quadratic behavior in most cases.
428 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
431 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
432 in the call to gen_x86_movsicc_0_m1.
434 2010-01-28 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/42871
437 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
440 2010-01-28 Richard Guenther <rguenther@suse.de>
442 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
445 2010-01-28 Richard Guenther <rguenther@suse.de>
448 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
449 the forwarder if the destination is an EH landing pad.
451 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
453 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
454 block list passed to gimple_duplicate_sese_tail.
455 (parallelize_loops): Avoid parallelization when the function
457 Avoid parallelization when the preheader is IRREDUCIBLE.
458 Try to optimize when estimated_loop_iterations_int is unresolved.
459 Add the loop's location to the dump file.
460 * tree-cfg.c (add_phi_args_after_redirect): Remove.
461 (gimple_duplicate_sese_tail): Remove the check for the latch.
462 Redirect nexits to the exit block.
463 Remove handling of the incoming edges to the latch.
464 Redirect the backedge from the copied latch to the exit bb.
466 2010-01-28 Michael Matz <matz@suse.de>
469 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
470 Wrap force_reg into a sequence, emit it before user.
472 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
474 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
476 (arm_legacy_rev): Likewise.
477 (thumb_legacy_rev): Likewise.
479 2010-01-27 Jakub Jelinek <jakub@redhat.com>
481 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
482 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
483 on MEM's address failed, try avoid_constant_pool_reference and
484 recurse if it returned something different.
485 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
486 address, try avoid_constant_pool_reference and recurse if it
487 returned something different.
488 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
489 address and avoid_constant_pool_reference returned something
490 different, don't set have_address.
492 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
495 * var-tracking.c (val_store): Add modified argument, obey it.
497 (count_uses): Move down logging of main.
498 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
499 don't need resolution.
500 (emit_notes_in_bb): Likewise.
502 2010-01-27 Richard Guenther <rguenther@suse.de>
505 * tree-inline.c (remap_decl): Delay remapping of SSA name
506 default definitions until we need them.
508 2010-01-27 Jakub Jelinek <jakub@redhat.com>
510 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
511 (rs6000_delegitimize_address): New function.
513 * config/s390/s390.c (s390_delegitimize_address): Call
514 delegitimize_mem_from_attrs.
517 * tree-inline.c (cannot_copy_type_1): Removed.
518 (copy_forbidden): Don't forbid copying of functions containing
519 records/unions with variable length fields.
521 2010-01-27 Christian Bruel <christian.bruel@st.com>
525 * config/sh/sh.c (find_barrier): Increase length for non delayed
526 conditional branches.
528 2010-01-27 Matthias Klose <doko@ubuntu.com>
530 * configure.ac (gnu-unique-object): Fix ldd version check.
531 * configure: Regenerate.
533 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
535 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
537 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
538 Test for HAVE_GNU_AS value.
540 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
542 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
543 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
545 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
546 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
547 INT_LEAST64_TYPE): Define.
548 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
549 UINT_LEAST64_TYPE): Define.
550 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
551 INT_FAST64_TYPE): Define.
552 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
553 UINT_FAST64_TYPE): Define.
554 (INTMAX_TYPE, UINTMAX_TYPE): Define.
555 (INTPTR_TYPE, UINTPTR_TYPE): Define.
556 (SIG_ATOMIC_TYPE): Define.
558 2010-01-26 Richard Guenther <rguenther@suse.de>
560 * df-scan.c (df_scan_set_bb_info): Remove assert.
561 (df_insn_rescan_debug_internal): Merge asserts.
562 (df_install_ref): Likewise.
563 (df_mark_reg): Use bitmap_set_range.
564 (df_hard_reg_used_p): Remove assert.
565 (df_hard_reg_used_count): Likewise.
567 2010-01-26 Richard Guenther <rguenther@suse.de>
569 PR rtl-optimization/42685
570 * web.c (web_main): Ignore DEBUG_INSNs.
572 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
574 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
576 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
577 Fix types of fndecl and arglist parameters.
579 2010-01-26 Richard Guenther <rguenther@suse.de>
582 * tree-eh.c (unsplit_eh): Skip debug insns.
584 2010-01-26 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/42250
587 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
589 2010-01-26 Jakub Jelinek <jakub@redhat.com>
592 * omp-low.c (expand_omp_sections): Only use single_pred if
593 l2_bb is single_pred_p.
595 2010-01-25 Christian Bruel <christian.bruel@st.com>
598 * config/sh/sh.c (find_barrier): Increase length for non delayed
599 conditional branches.
600 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
602 2010-01-24 David S. Miller <davem@davemloft.net>
604 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
605 define if not using GAS.
606 * config/sparc/sparc.c (sparc_elf_asm_named_section):
607 Likewise. Delete SECTION_MERGE code, which is only applicable
610 2010-01-24 Mark Mitchell <mark@codesourcery.com>
613 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
614 mangling of va_list in system headers.
616 2010-01-23 Toon Moene <toon@moene.org>
618 * tree-predcom.c (combine_chains): Return NULL, not false.
620 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
622 * tree-loop-distribution.c (distribute_loop): Fix declaration and
623 initialization of variable res to agree with return type.
625 2010-01-22 Steve Ellcey <sje@cup.hp.com>
627 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
628 * tree-sra.c: Add include of expr.h.
630 2010-01-22 Jakub Jelinek <jakub@redhat.com>
632 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
633 insert the debug stmt on the single non-EH edge from the stmt.
635 2010-01-22 Richard Henderson <rth@redhat.com>
638 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
639 the RHS until after generate_subtree_copies has insertted its
640 code before the current statement.
642 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
644 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
646 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
648 2010-01-21 Martin Jambor <mjambor@suse.cz>
650 PR tree-optimization/42585
651 * tree-sra.c (struct access): New field grp_total_scalarization.
652 (dump_access): Dump the new field.
653 (should_scalarize_away_bitmap): New variable.
654 (cannot_scalarize_away_bitmap): Likewise.
655 (sra_initialize): Allocate new bitmaps.
656 (sra_deinitialize): Free new bitmaps.
657 (create_access_1): New function.
658 (create_access): Parts moved to create_access_1.
659 (type_consists_of_records_p): New function.
660 (completely_scalarize_record): Likewise.
661 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
662 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
663 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
665 (analyze_all_variable_accesses): Completely scalarize small eligible
668 2010-01-21 Martin Jambor <mjambor@suse.cz>
670 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
672 2010-01-21 Andrew Haley <aph@redhat.com>
674 * gcc.c (process_command): Move lang_specific_driver before
675 setting cc_libexec_prefix.
677 2010-01-21 Richard Guenther <rguenther@suse.de>
680 * fold-const.c (negate_expr_p): Pretend only negative
681 real constants are easily negatable.
683 2010-01-20 Janis Johnson <janis187@us.ibm.com>
684 Jason Merrill <jason@redhat.com>
686 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
687 (TYPE_TRANSPARENT_AGGR): this, for union and record.
688 * calls.c (initialize argument_information): Handle it.
689 * c-common.c (handle_transparent_union_attribute): Use new name.
690 * c-decl.c (finish_struct): Ditto.
691 * c-typeck.c (type_lists_compatible_p): Ditto.
692 (convert_for_assignment): Use new name and also handle record.
693 * function.c (aggregate_value_p): Handle it.
694 (pass_by_reference): Ditto.
695 (assign_parm_data_types): Ditto.
696 * print-tree.c (print_node): Ditto.
697 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
698 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
699 * tree.c (first_field): New fn.
701 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
704 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
705 even when linking statically, for now.
707 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
710 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
711 without a cselib val.
712 (count_uses): Accept MO_VAL_SET with no val on stores.
713 (add_stores): Likewise.
715 2010-01-20 Jakub Jelinek <jakub@redhat.com>
717 * var-tracking.c (check_value_val): Add a compile time assertion.
718 (dv_is_decl_p): Simplify.
719 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
720 gcc_assert if ENABLE_CHECKING.
722 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
725 * var-tracking.c: Include tree-flow.h.
726 (mem_dies_at_call): New.
727 (dataflow_set_preserve_mem_locs): Use it.
728 (dataflow_set_remove_mem_locs): Likewise.
729 (dump_var): Renamed from dump_variable. Adjust all callers.
730 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
731 * Makefile.in (var-tracking.o): Adjust deps.
733 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
735 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
737 2010-01-20 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/42717
740 * tree-ssa-dce.c (get_live_post_dom): Remove.
741 (forward_edge_to_pdom): Take an arbitrary edge to copy
742 degenerate PHI args from.
743 (remove_dead_stmt): Use the first post-dominator even if it
744 does not contain live statements as redirection destination.
746 2010-01-20 Richard Guenther <rguenther@suse.de>
748 * tree-inline.c (estimate_num_insns): Handle EH builtins.
750 2010-01-20 Jakub Jelinek <jakub@redhat.com>
752 * sel-sched.c (create_speculation_check): Remove set but not used
754 (try_transformation_cache): Remove set but not used variable ds.
755 (calculate_privileged_insns): Remove set but not used variables
756 cur_insn and min_spec_insn.
757 (find_best_expr): Remove set but not used variable avail_n.
758 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
760 * cgraphunit.c (assemble_thunk): Remove set but not used variable
762 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
763 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
766 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
769 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
770 cpu types. Add support for *-sse3 cpu types.
773 2010-01-20 Jakub Jelinek <jakub@redhat.com>
776 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
777 argument, call initializer_constant_valid_p_1 instead of
778 initializer_constant_valid_p, pass CACHE to it, return NULL
779 immediately if first call returns NULL.
780 (initializer_constant_valid_p_1): New function.
781 (initializer_constant_valid_p): Use it.
783 2010-01-20 Thomas Quinot <quinot@adacore.com>
785 * tree.def (PLACEHOLDER_EXPR): Fix comment.
787 2010-01-20 Jakub Jelinek <jakub@redhat.com>
789 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
790 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
791 (loc_list_from_tree): Don't handle unsigned division. Handle
792 signed modulo using DW_OP_{over,over,div,mul,minus}.
793 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
794 modulo instead of signed.
796 2010-01-20 DJ Delorie <dj@redhat.com>
798 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
800 (h8300_emit_stack_adjustment): Propogate it.
802 (h8300_expand_prologue): Likewise.
803 (h8300_expand_epilogue): Likewise.
805 2010-01-19 Michael Matz <matz@suse.de>
807 PR tree-optimization/41783
808 * tree-data-ref.c (toplevel): Include flags.h.
809 (dump_data_dependence_relation): Also dump the inputs if the
810 result will be unknown.
811 (split_constant_offset_1): Look through some conversions.
812 * tree-predcom.c (determine_roots_comp): Restart a new chain if
813 the offset from last element is too large.
814 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
815 (reassociate_to_the_same_stmt): Handle vector registers.
816 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
818 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
819 wide_prolog_niters argument, emit widening instructions.
820 (vect_do_peeling_for_alignment): Adjust caller, use widened
821 variant of the iteration cound.
822 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
824 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
827 * config/arm/neon-testgen.m (emit_automatics): New parameter
828 features. Adjust for Fixed_return_reg feature.
829 (test_intrinsic): Call emit_automatics with new feature.
830 * config/arm/neon.ml: Update copyright years.
831 (features): New Fixed_return_reg feature.
832 (ops): Update feature for Vget_low.
834 2010-01-19 Jakub Jelinek <jakub@redhat.com>
836 PR tree-optimization/42719
837 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
841 * fwprop.c (all_uses_available_at): Return false if def_set dest
842 is a REG that is used in def_insn.
844 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
846 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
848 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
851 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
853 * target.h (struct gcc_target) <secondary_reload>: Change type
854 of last argument to secondary_reload_info *.
856 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
859 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
860 memory references with unaligned offsets. Remove CQImode handling.
861 (unaligned_memory_operand): Return 1 for memory references with
862 unaligned offsets. Remove CQImode handling.
864 2010-01-18 Richard Guenther <rguenther@suse.de>
867 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
870 2010-01-18 Richard Guenther <rguenther@suse.de>
872 PR tree-optimization/42781
873 * tree-ssa-structalias.c (find_what_var_points_to): Skip
874 restrict processing only if the original variable was
877 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
879 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
880 find number of popped argument bytes.
882 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
883 Fix the text that describes the return value for invalid insns.
885 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
887 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
888 Clarify what 'cost of the -dependence' is. Fix quoting.
890 * toplev.c (default_get_pch_validity): Rename argument to "sz".
891 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
893 2010-01-17 Jakub Jelinek <jakub@redhat.com>
895 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
896 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
898 2010-01-17 Richard Guenther <rguenther@suse.de>
901 * function.c (split_complex_args): Take a VEC to modify.
902 (assign_parms_augmented_arg_list): Build a VEC instead of
903 a chain of PARM_DECLs.
904 (assign_parms_unsplit_complex): Take a VEC of arguments.
905 Do not fixup unmodified parms.
906 (assign_parms): Deal with the VEC.
907 (gimplify_parameters): Likewise.
909 2010-01-17 Richard Guenther <rguenther@suse.de>
911 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
912 node existence check.
913 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
914 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
915 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
916 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
917 (gimple_execute_on_growing_pred): Likewise.
919 2010-01-17 Richard Guenther <rguenther@suse.de>
921 PR tree-optimization/42773
922 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
923 (compute_antic_aux): Likewise.
924 (compute_partial_antic_aux): Likewise.
926 2010-01-17 Jie Zhang <jie.zhang@analog.com>
929 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
932 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
934 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
937 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
938 Fix markup for strict argument.
940 (TARGET_SCHED_REORDER2): Fix argument types.
942 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
943 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
945 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
946 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
948 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
951 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
952 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
953 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
954 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
955 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
957 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
959 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
961 (TARGET_ASM_RELOC_RW_MASK): Add return type.
962 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
964 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
966 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
969 (TARGET_ASM_NAMED_SECTION): Fix argument list.
971 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
972 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
974 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
976 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
978 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
979 referring to it. Fix language.
981 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
983 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
985 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
987 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
989 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
990 '@var{stream}. Remove stray 'and'.
992 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
994 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
996 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
998 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
999 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1001 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1002 Fix description of return value.
1003 Rename argument "sz" to "len."
1005 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1006 Clarify meaning of 'true' return value.
1008 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1010 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1011 rep_mode versus mode_rep.
1013 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1015 (TARGET_BUILTIN_DECL): Fix name.
1017 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1019 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1021 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1023 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1025 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1027 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1030 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1031 Rename argument tm_fn to md_fn.
1033 (TARGET_OPTION_PRINT): Fix argument list.
1035 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1038 * config/i386/i386.c (ix86_fixup_binary_operands):
1039 Revert FMA4 fixup of operands.
1041 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1044 * Makefile.in (write_entries_to_file, install-plugin):
1045 Use \012 instead of \n with tr.
1047 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1049 * configure.ac (HAVE_AS_REF): New C macro.
1050 * configure: Regenerate.
1051 * config.in: Likewise.
1052 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1054 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1057 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1059 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1061 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1063 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1065 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1067 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1069 (TARGET_BINDS_LOCAL_P): Fix argument type.
1071 (TARGET_ASM_FILE_END): Use prototype.
1073 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1075 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1077 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1079 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1081 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1082 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1084 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1085 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1087 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1088 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1089 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1090 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1092 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1094 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1096 (TARGET_INIT_BUILTINS): Use prototype.
1098 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1099 Put 'const char *' in braces. Fix parameter types.
1100 (TARGET_INVALID_CONVERSION): Fix parameter types.
1101 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1102 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1104 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1107 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1109 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1111 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1113 * doc/tm.texi (TARGET_HELP): Fix return type.
1115 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1116 in braces. Fix argument types.
1118 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1120 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1122 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1124 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1125 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1127 (TARGET_MANGLE_TYPE): Fix argument types.
1129 (TARGET_IRA_COVER_CLASSES): Use prototype.
1131 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1133 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1135 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1137 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1139 (TARGET_CALLEE_COPIES): Fix argument types.
1141 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1143 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1145 (TARGET_FUNCTION_VALUE): Fix argument types.
1147 (TARGET_RETURN_IN_MSB): Fix argument type.
1149 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1151 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1153 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1155 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1156 agree with return type.
1158 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1160 2010-01-15 Jing Yu <jingyu@google.com>
1162 PR rtl-optimization/42691
1163 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1164 a pseudo to a constant and are merged, and adjust comments.
1166 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1168 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1170 2010-01-15 Richard Guenther <rguenther@suse.de>
1173 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1174 labels of computed or non-local gotos to the destination.
1175 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1176 landing pad label is the first label.
1178 2010-01-15 Richard Guenther <rguenther@suse.de>
1180 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1182 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1185 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1186 to allow generation of the xssqrtdp instruction on power7.
1187 (sqrtdf2_fpr): Ditto.
1189 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1192 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1193 functions with noreturn attribute.
1196 * varasm.c (declare_weak): Add weak attribute to decl if it
1197 doesn't have one already.
1198 (assemble_external): Only add decls to weak_decls if they also
1199 have weak attribute.
1201 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1203 * var-tracking.c (var_reg_delete): Don't delete the association
1204 between REGs and values or one-part variables if the register
1207 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1210 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1211 because its first operand is a non-localized variable.
1213 2010-01-14 Martin Jambor <mjambor@suse.cz>
1215 PR tree-optimization/42706
1216 * tree-sra.c (encountered_recursive_call): New variable.
1217 (encountered_unchangable_recursive_call): Likewise.
1218 (sra_initialize): Initialize both new variables.
1219 (callsite_has_enough_arguments_p): New function.
1220 (scan_function): Call decl and flags check only for IPA-SRA, check
1221 whether there is a recursive call and whether it has enough arguments.
1222 (all_callers_have_enough_arguments_p): New function.
1223 (convert_callers): Look for recursive calls only when
1224 encountered_recursive_call is set.
1225 (ipa_early_sra): Bail out either if
1226 !all_callers_have_enough_arguments_p or
1227 encountered_unchangable_recursive_call.
1229 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1231 * sel-sched.c: Add 2010 to copyright years.
1232 * sel-sched-ir.c: Likewise.
1233 * sel-sched-ir.h: Likewise.
1235 2010-01-14 Martin Jambor <mjambor@suse.cz>
1237 PR tree-optimization/42714
1238 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1239 constructors specially.
1241 2010-01-14 Andi Kleen <ak@linux.intel.com>
1243 * config/i386/drivers-i386.c (detect_caches_intel):
1244 Add l2sizekb parameter and fill in.
1245 (host_detect_local_cpu): Add l2sizekb, fill in.
1246 Add Atom small cache heuristic.
1248 2010-01-14 Andi Kleen <ak@linux.intel.com>
1250 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1251 Add level3 parameter and fill in.
1252 (detect_caches_intel): Handle level3 cache.
1254 2010-01-14 Andi Kleen <ak@linux.intel.com>
1256 * config/i386/drivers-i386.c (host_detect_local_cpu):
1257 Fix core duo detection.
1259 2010-01-14 Andi Kleen <ak@linux.intel.com>
1261 * config/i386/drivers-i386.c (host_detect_local_cpu):
1264 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1266 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1267 (rs6000_variable_issue_1): this. Use...
1268 (rs6000_variable_issue): here. Reimplement. Print debug info.
1270 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1272 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1273 sel_restore_notes. Update all callers. Call reemit_notes
1276 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1278 PR rtl-optimization/42246
1279 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1282 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1284 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1285 all successors is the same as number of successors in current region.
1287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1289 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1290 to rename is not separable. Otherwise check that its LHS is not NULL.
1292 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1294 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1296 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1298 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1299 available registers when failed to discover LHS register class.
1300 Fix indentation. Update comment.
1302 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1303 Alexander Monakov <amonakov@ispras.ru>
1305 PR rtl-optimization/42389
1306 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1308 (advance_state_on_fence): Likewise.
1309 (sel_target_adjust_priority): Print debug output only when
1310 sched_verbose >= 4, not 2.
1311 (get_expr_cost): Do not issue all unique insns on the next cycle.
1312 (fill_insns): Initialize can_issue_more from the value saved
1314 * sel-sched-ir.c (flist_add): New parameter issue_more.
1315 Init FENCE_ISSUE_MORE with it.
1316 (merge_fences): Likewise.
1317 (init_fences): Update call to flist_add.
1318 (add_to_fences, add_clean_fence_to_fences)
1319 (add_dirty_fence_to_fences): Likewise.
1320 (move_fence_to_fences): Update call to merge_fences.
1321 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1323 * sel-sched-ir.h (struct _fence): New field issue_more.
1324 (FENCE_ISSUE_MORE): New accessor macro.
1326 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1328 PR rtl-optimization/42388
1329 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1330 that have no predecessors nor successors. Do not call move_bb_info
1331 for empty blocks outside of current region.
1333 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1335 PR rtl-optimization/42294
1336 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1337 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1338 originators' originators.
1340 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1342 PR rtl-optimization/39453
1343 PR rtl-optimization/42246
1344 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1346 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1348 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1349 Alexander Monakov <amonakov@ispras.ru>
1352 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1353 (maybe_tidy_empty_bb): ... here. Make static. Add new
1354 argument. Update all callers.
1355 (tidy_control_flow): ... and here. Recompute topological order
1356 of basic blocks in region if necessary.
1357 (sel_redirect_edge_and_branch): Change return type. Return true
1358 if topological order might have been invalidated.
1359 (purge_empty_blocks): Export and move from...
1360 * sel-sched.c (purge_empty_blocks): ... here.
1361 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1362 (maybe_tidy_empty_bb): Delete prototype.
1363 (purge_empty_blocks): Declare.
1365 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1367 PR rtl-optimization/42249
1368 * sel-sched.c (try_replace_dest_reg): When chosen register
1369 and original register is the same, do not bail out early, but
1370 still check all original insns for validity of replacing destination
1371 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1374 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1377 Port from no-undefined-overflow branch:
1378 2009-03-09 Richard Guenther <rguenther@suse.de>
1380 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1382 2010-01-14 Richard Guenther <rguenther@suse.de>
1385 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1388 2010-01-14 Ira Rosen <irar@il.ibm.com>
1390 PR tree-optimization/42709
1391 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1392 as scalar type in creation of constant vector operand.
1394 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1397 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1398 (check-parallel-%): Match `testsuite' directory component only
1401 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1403 PR translation/39521
1404 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1407 2010-01-13 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/42730
1410 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1413 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1416 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1417 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1420 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1422 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1423 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1424 ___umulsi3_highpart.
1426 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1427 rather than schedule_insns if the pass is enabled.
1429 2010-01-13 Martin Jambor <mjambor@suse.cz>
1431 PR tree-optimization/42704
1432 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1435 2010-01-13 Martin Jambor <mjambor@suse.cz>
1437 PR tree-optimization/42703
1438 * tree-sra.c (analyze_access_subtree): Check that we can build a
1439 reference to the original data within the aggregate.
1441 2010-01-13 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/42705
1444 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1447 2010-01-13 Richard Guenther <rguenther@suse.de>
1450 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1452 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1455 * var-tracking.c (values_to_unmark): New variable.
1456 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1457 values_to_unmark vector. Moved body to...
1458 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1459 instead queue it into values_to_unmark vector.
1460 (vt_find_locations): Free values_to_unmark vector.
1462 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1464 * config/s390/s390.c (override_options): Set
1465 default of max-pending-list-length to 256
1467 2010-01-13 Richard Guenther <rguenther@suse.de>
1470 * tree-pass.h (PROP_gimple_lcx): New.
1471 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1472 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1473 before the final cleanup_eh.
1474 (dump_properties): Dump PROP_gimple_lcx.
1475 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1476 (tree_lower_complex_O0): Remove.
1477 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1478 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1479 tree_lower_complex, schedule TODO_update_ssa.
1480 * lto-streamer-out.c (output_function): Stream the functions
1482 * lto-streamer-in.c (input_function): Likewise.
1483 (lto_read_body): Do not override them here.
1485 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1488 * c-typeck.c (build_c_cast): Fold value cast to union type before
1489 wrapping it in a CONSTRUCTOR.
1491 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1493 PR rtl-optimization/42699
1494 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1497 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1499 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1500 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1501 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1502 SUBTARGET_WARN_UNUSED_SPEC): ... here
1503 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1505 2010-01-12 Julian Brown <julian@codesourcery.com>
1507 * config/arm/neon-schedgen.ml (Utils): Don't try to
1508 open missing module.
1509 (find_with_result): New.
1511 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1514 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1515 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1517 PR tree-optimization/42645
1518 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1519 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1520 decl_map, set processing_debug_stmt to -1 and return name without
1523 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1525 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1526 binutils version, and reword target configuration description.
1528 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1530 * config/avr/avr.h (LINKER_NAME): Remove.
1532 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1535 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1536 that support VSX, warn for -mno-altivec if vsx is not disabled,
1539 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1540 Shujing Zhao <pearly.zhao@oracle.com>
1542 PR translation/42469
1543 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1544 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1545 character between option name and help text.
1546 * c.opt (imultilib): Likewise.
1548 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1550 * lto-streamer-out.c (output_unreferenced_globals): Output static
1553 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1555 PR rtl-optimization/42621
1556 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1557 optimizing for size.
1558 (duplicate_computed_gotos): Remove now-redundant check.
1560 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1563 * configure.ac: Save and restore LDFLAGS and LIBS
1564 * configure: Regenerate.
1566 2010-01-10 Richard Guenther <rguenther@suse.de>
1569 * builtins.c (fold_builtin_strlen): Add type argument and
1570 convert the resulting length to it.
1571 (fold_builtin_1): Adjust.
1573 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1575 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1576 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1578 (num_insns_constant_wide): Adjust for that change.
1580 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1583 * web.c (union_defs): Add used argument, to combine uses of
1585 (entry_register): Adjust type and tests of used argument.
1586 (web_main): Widen used for new use. Pass it to union_defs.
1587 * df.h (union_defs): Adjust prototype.
1589 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1592 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1593 uses in new incoming argument. Free body.
1594 (reset_debug_uses_in_loop): New.
1595 (analyze_insn_to_expand_var): Call the latter if the former found
1596 anything. Fix whitespace. Reject invalid dest overlaps before
1597 going through all insns in the loop.
1599 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1602 * haifa-sched.c (dying_use_p): Debug insns don't count.
1604 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1607 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1608 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1609 (verify_gimple_call): Reject LHS in noreturn calls.
1611 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1615 * tree-vect-loop-manip.c (adjust_info): New type.
1616 (adjust_vec): New pointer to vector.
1617 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1618 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1619 (slpeel_update_phis_for_duplicate_loop): Use them.
1620 (slpeel_update_phi_nodes_for_guard1): Likewise.
1621 (slpeel_update_phi_nodes_for_guard2): Likewise.
1622 (slpeel_tree_peel_loop_to_edge): Likewise.
1623 (vect_update_ivs_after_vectorizer): Likewise.
1625 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1627 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1628 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1630 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1632 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1633 bogus uninitialized warning.
1635 2010-01-09 Richard Guenther <rguenther@suse.de>
1638 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1639 the evolution is compatible with the initial condition.
1641 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1643 * gcc.c (process_command): Update copyright notice dates.
1644 * gcov.c (print_version): Likewise.
1645 * gcov-dump.c (print_version): Likewise.
1646 * mips-tfile.c (main): Likewise.
1647 * mips-tdump.c (main): Likewise.
1649 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1652 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1654 (rotlhi3_8): Delete.
1656 (rotlsi3_8): Delete.
1657 (rotlsi3_16): Delete.
1658 (rotlsi3_24): Delete.
1660 (*rotw<mode>3): New.
1661 (*rotb<mode>3): New.
1662 * config/avr/avr.c (avr_rotate_bytes): New function.
1663 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1665 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1668 * configure.ac: Modify -rdynamic check.
1669 * configure: Regenerate.
1671 2010-01-08 DJ Delorie <dj@redhat.com>
1673 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1674 register popping order.
1676 2010-01-08 Richard Guenther <rguenther@suse.de>
1679 * c.opt (fsigned-char): Also let LTO handle this option.
1680 (funsigned-char): Likewise.
1682 2010-01-07 Richard Guenther <rguenther@suse.de>
1684 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1685 (gimple_op): Likewise.
1686 (gimple_op_ptr): Likewise.
1687 (gimple_assign_set_lhs): Remove gcc_assert.
1688 (gimple_assign_set_rhs1): Likewise.
1689 (gimple_assign_set_rhs2): Likewise.
1690 (gimple_call_set_lhs): Likewise.
1691 (gimple_call_set_fn): Likewise.
1692 (gimple_call_set_fndecl): Likewise.
1693 (gimple_call_fndecl): Likewise.
1694 (gimple_call_return_type): Likewise.
1695 (gimple_call_set_chain): Likewise.
1696 (gimple_call_num_args): Likewise.
1697 (gimple_call_set_arg): Likewise.
1698 (gimple_cond_set_code): Likewise.
1699 (gimple_cond_set_lhs): Likewise.
1700 (gimple_cond_set_rhs): Likewise.
1701 (gimple_cond_set_true_label): Likewise.
1702 (gimple_cond_set_false_label): Likewise.
1703 (gimple_label_set_label): Likewise.
1704 (gimple_goto_set_dest): Likewise.
1705 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1706 (gimple_debug_bind_get_value): Likewise.
1707 (gimple_debug_bind_get_value_ptr): Likewise.
1708 (gimple_debug_bind_set_var): Likewise.
1709 (gimple_debug_bind_set_value): Likewise.
1710 (gimple_debug_bind_reset_value): Likewise.
1711 (gimple_debug_bind_has_value_p): Likewise.
1712 (gimple_return_retval_ptr): Remove gcc_assert.
1713 (gimple_return_retval): Likewise.
1714 (gimple_return_set_retval): Likewise.
1715 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1716 (safe_referenced_var_iterator): Remove.
1717 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1718 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1719 (fill_referenced_var_vec): Remove.
1720 (first_readonly_imm_use): Remove redundant gcc_assert.
1721 (phi_arg_index_from_use): Combine gcc_asserts.
1722 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1723 (first_imm_use_stmt): Remove redundant gcc_assert.
1724 * tree-cfg.c (verify_gimple_call): Verify function and chain
1725 operands. Verify arguments.
1726 (verify_types_in_gimple_stmt): Verify condition code and labels.
1728 2010-01-07 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/42641
1731 * sese.c (rename_map_elt_info): Use the SSA name version, do
1734 2010-01-07 Jakub Jelinek <jakub@redhat.com>
1736 PR tree-optimization/42625
1737 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1738 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1741 2010-01-07 Duncan Sands <baldrick@free.fr>
1743 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1745 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
1748 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1749 note itself is not function_invariant_p.
1751 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1753 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1754 Do not add the DF_NOTE problem.
1755 * store-motion.c (execute_rtl_store_motion): Likewise.
1757 2010-01-07 Martin Jambor <mjambor@suse.cz>
1759 PR tree-optimization/42157
1760 * tree-sra.c (compare_access_positions): Stabilize sort if both
1761 accesses have integer types, return zero immediately if they are the
1764 2010-01-06 Richard Henderson <rth@redhat.com>
1767 * haifa-sched.c (add_to_note_list): Merge into ...
1768 (concat_note_lists): ... here, and ...
1769 (unlink_other_notes, rm_other_notes): Merge into...
1770 (remove_notes): ... here. Create REG_SAVE_NOTEs for
1771 NOTE_INSN_EPILOGUE_BEG.
1773 2010-01-06 Richard Guenther <rguenther@suse.de>
1775 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1776 not inline regular functions into always-inline functions.
1778 2010-01-06 Nick Clifton <nickc@redhat.com>
1780 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1781 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1783 (OVERRIDE_OPTIONS): Delete.
1784 (OPTIMIZATION_OPTIONS): Define.
1785 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1786 * config/rx/rx.c (rx_handle_option): Issue an error message if
1787 -mcpu=rx200 and -fpu are used together.
1788 (rx_set_optimization_options): New function. Issue an error
1789 message if an optimization attribute attempts to reset the FPU/
1790 math optimization pairing.
1791 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1792 * config/rx/rx.opt: Set the default to 32-bit doubles.
1793 * config/rx/t-rx: Add multilibs for -nofpu option.
1794 * doc/invoke.texi: Update documentation of RX options.
1796 2010-01-06 Richard Guenther <rguenther@suse.de>
1798 * tree-ssa-pre.c (name_to_id): New global.
1799 (alloc_expression_id): Simplify SSA name handling.
1800 (lookup_expression_id): Likewise.
1801 (init_pre): Zero name_to_id.
1802 (fini_pre): Free it.
1804 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
1806 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1808 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/sse.md (smaxv2di3): New.
1812 (umaxv2di3): Likewise.
1813 (sminv2di3): Likewise.
1814 (uminv2di3): Likewise.
1816 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1819 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1820 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1821 (legitimize_tls_address): Likewise.
1822 (sparc_tls_referenced_p): Likewise.
1823 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1824 and adjust calls to legitimize_pic_address.
1825 (legitimate_constant_p) Use sparc_tls_referenced_p.
1826 (legitimate_pic_operand_p): Likewise.
1827 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1828 (sparc_tls_symbol_ref_1): Delete.
1829 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1830 (legitimize_tls_address): Make static, handle CONST patterns.
1831 (legitimize_pic_address): Make static, remove unused parameter and
1832 adjust recursive calls.
1833 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1834 and adjust call to legitimize_pic_address.
1835 (sparc_output_mi_thunk): Likewise.
1837 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
1838 H.J. Lu <hongjiu.lu@intel.com>
1841 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1842 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1843 operands to make them signed.
1846 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1849 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1850 GTU to GT for V4SI and V2DI.
1852 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1853 (umin<mode>3): Removed.
1855 (uminv4si3): Likewise.
1857 2010-01-05 Martin Jambor <mjambor@suse.cz>
1859 PR tree-optimization/42462
1860 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1861 current_function_decl to helper functions and macros.
1863 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1866 * flags.h: Don't include real.h.
1867 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1868 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1869 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1870 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1871 * dominance.c: Update copyright.
1872 * gimple.c (walk_gimple_op): Remove inline.
1873 * tree-ssa-reassoc.c: Include real.h.
1874 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1875 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1877 2010-01-05 Nick Clifton <nickc@redhat.com>
1879 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1880 register to push into the stack frame when the accumulator has to
1881 be saved during interrupts.
1883 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
1885 * doc/invoke.texi: Remove the documentation about option
1887 * common.opt (Wunreachable-code): Preserved for backward
1889 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1890 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1891 the backward compatibility flag section.
1893 2010-01-05 Richard Guenther <rguenther@suse.de>
1895 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1897 2010-01-05 Jakub Jelinek <jakub@redhat.com>
1900 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1902 PR tree-optimization/42508
1903 * tree-sra.c (convert_callers): Check for recursive call
1904 by comparing cgraph nodes instead of decls.
1905 (modify_function): Call ipa_modify_formal_parameters also
1906 on all same_body aliases.
1908 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1909 cgraph nodes when checking for same_body aliases.
1911 2010-01-05 Richard Guenther <rguenther@suse.de>
1913 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1914 allocation and lookup.
1915 (get_or_alloc_expr_for_constant): Likewise.
1916 (phi_translate): Sink allocation.
1918 2010-01-04 Richard Guenther <rguenther@suse.de>
1920 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1921 a new entry only if needed.
1922 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1923 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1925 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1927 (phi_translate): Handle CONSTANTs early.
1929 2010-01-04 Martin Jambor <mjambor@suse.cz>
1931 PR tree-optimization/42398
1932 * tree-sra.c (struct access): Removed flag grp_different_types.
1933 (dump_access): Do not dump the removed flag.
1934 (sort_and_splice_var_accesses): Do not set the removed flag.
1935 (sra_modify_expr): Check for type compatibility directly.
1937 2010-01-04 Martin Jambor <mjambor@suse.cz>
1939 PR tree-optimization/42366
1940 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1941 edges with variable number of parameters.
1942 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1943 flag instead of asserting it.
1944 (ipa_read_node_info): Read uses_analysis_done flag.
1946 2010-01-04 Richard Guenther <rguenther@suse.de>
1948 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1949 iterative_hash_* as intended.
1950 (vn_reference_compute_hash): Likewise. Simplify hashing
1952 (vn_reference_lookup_2): Likewise.
1953 (vn_nary_op_compute_hash): Likewise.
1954 (vn_phi_compute_hash): Likewise.
1955 (expressions_equal_p): Remove strange code.
1956 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1957 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1958 (bitmap_insert_into_set_1): Take value-id as parameter.
1959 (add_to_value): Pass it.
1960 (bitmap_insert_into_set): Likewise.
1961 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1963 2010-01-04 Jakub Jelinek <jakub@redhat.com>
1966 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1967 (do_self_spec): For switches with SWITCH_IGNORE set set also
1968 SWITCH_IGNORE_PERMANENTLY.
1969 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1972 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
1974 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1975 tree of an unreferenced global var.
1977 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1980 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1981 GTU to GT for V4SI and V2DI.
1983 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1984 (umin<mode>3): Removed.
1986 (uminv4si3): Likewise.
1988 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1991 * collect2.c (main): Turn on trace in collect2 if -v is passed
1994 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
1996 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1997 description of expression operand.
1999 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2001 * configure.ac: Add install-html to target_list for Make-hooks.
2002 * configure: Regenerate.
2003 * fortran/Make-lang.in (F95_HTMLFILES): New.
2004 (fortran.html): Use it.
2005 (fortran.install-html): New.
2006 * Makefile.in (install-html): Add lang.install-html.
2007 * java/Make-lang.in (JAVA_HTMLFILES): New.
2008 (java.html): Use it.
2009 (java.install-html): New.
2010 * objc/Make-lang.in (objc.install-html): New.
2011 * objcp/Make-lang.in (obj-c++.install-html): New.
2012 * cp/Make-lang.in (c++.install-html): New.
2013 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2014 * lto/Make-lang.in (lto.install-html): New.
2016 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2019 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2021 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2023 PR rtl-optimization/41862
2024 * store-motion.c (store_killed_in_insn, compute_store_table,
2025 remove_reachable_equiv_notes, replace_store_insn,
2026 build_store_vectors): Ignore all DEBUG_INSNs.
2028 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2031 * common.opt: Add dumpdir.
2033 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2035 (option_map): Add --dumpdir.
2037 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2039 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2041 * opts.c (decode_options): Try dump_dir_name first if
2042 dump_base_name isn't an absolute path.
2043 (common_handle_option): Handle OPT_dumpdir.
2045 * toplev.c (dump_dir_name): New.
2046 (print_switch_values): Also ignore -dumpdir.
2048 * toplev.h (dump_dir_name): New.
2050 2010-01-03 Richard Guenther <rguenther@suse.de>
2052 PR tree-optimization/42589
2053 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2054 double-word expansion of bswap32.
2056 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2058 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2059 with BLOCK_FOR_INSN.
2060 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2061 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2062 noce_process_if_block): Likewise.
2063 * gcse.c (compute_local_properties, insert_expr_in_table,
2064 insert_set_in_table, canon_list_insert, find_avail_set,
2065 pre_insert_copy_insn): Likewise.
2067 * basic-block.h (BLOCK_NUM): Move from here...
2068 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2070 2010-01-03 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/42438
2073 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2074 contains_may_not_return_call flag.
2075 (BB_MAY_NOTRETURN): New.
2076 (valid_in_sets): Trapping nary operations are not valid
2077 in blocks that may not return.
2078 (insert_into_preds_of_block): Remove check for trapping
2080 (compute_avail): Compute also BB_MAY_NOTRETURN.
2082 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2084 * doc/invoke.texi: Add 2010 to copyright years.
2086 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2088 * config/sparc/sparc.c: Fix formatting nits.
2090 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2091 Alexander Monakov <amonakov@ispras.ru>
2093 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2095 2010-01-02 Richard Guenther <rguenther@suse.de>
2098 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2099 (simplify_switch_using_ranges): Mark to be removed edges
2102 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2104 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2106 * collect2.c (scan_libraries): Add missing argument in call to
2109 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2112 * config/alpha/predicates.md (aligned_memory_operand): Return false
2114 (unaligned_memory_operand): Return true for CQImode.
2115 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2116 doesn not cross aligned SImode word boundary.
2118 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2120 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2122 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2123 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2125 2010-01-02 Richard Guenther <rguenther@suse.de>
2128 * toplev.c (compile_file): Emit LTO marker properly. Change
2130 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2132 2010-01-01 Richard Guenther <rguenther@suse.de>
2135 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2137 2010-01-01 Richard Guenther <rguenther@suse.de>
2140 * c-decl.c (grokdeclarator): For zero-size arrays force
2141 structural equality checks as layout_type does.
2143 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2145 * builtins.c: Update copyright to 2010.
2147 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2150 * lto-streamer-out.c (produce_asm): Revert the last change.
2151 (copy_function): Likewise.
2153 * lto-streamer.c (lto_get_section_name): Skip any leading
2156 2010-01-01 Richard Guenther <rguenther@suse.de>
2159 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2163 Copyright (C) 2010 Free Software Foundation, Inc.
2165 Copying and distribution of this file, with or without modification,
2166 are permitted in any medium without royalty provided the copyright
2167 notice and this notice are preserved.