1 2010-02-19 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/42916
4 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
9 * configure.ac: Replace all uses of changequote in macro arguments
12 2010-02-19 Jakub Jelinek <jakub@redhat.com>
15 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
17 2010-02-19 Richard Guenther <rguenther@suse.de>
19 PR tree-optimization/42944
20 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
21 test for aliasing with errno.
23 2010-02-19 Jakub Jelinek <jakub@redhat.com>
26 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
27 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
28 * dojump.c: Include output.h.
29 (inv): New inline function.
30 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
31 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
32 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
33 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
34 argument, pass it down to other calls.
35 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
36 add REG_BR_PROB note to the conditional jump.
37 * cfgexpand.c (add_reg_br_prob_note): Removed.
38 (expand_gimple_cond): Don't call it, add the probability
39 as last argument to jumpif_1/jumpifnot_1.
40 * Makefile.in (dojump.o): Depend on output.h.
41 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
43 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
44 * stmt.c (do_jump_if_equal): Likewise.
45 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
46 * loop-unswitch.c (compare_and_jump_seq): Likewise.
47 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
49 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
50 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
52 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
54 (store_expr): Adjust jumpifnot caller.
55 (store_constructor): Adjust jumpif caller.
58 * gimplify.c (gimple_boolify): For __builtin_expect call
59 gimple_boolify also on its first argument.
61 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
63 * configure.ac (gnu-unique-object): Wrap regexps using [] in
65 (__stack_chk_fail): Ditto. Remove quadrigraphs.
66 * configure: Regenerated.
68 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
70 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
71 lang_hooks.types_compatible_p instead of comptypes.
73 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
75 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
76 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
77 if __prefer_thumb__ is defined.
79 2010-02-18 Martin Jambor <mjambor@suse.cz>
81 PR tree-optimization/43066
82 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
83 array with zero-sized element type.
85 2010-02-18 Jakub Jelinek <jakub@redhat.com>
87 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
88 rtx, allocate struct var_loc_node here and return it to the
89 caller, and only if it is actually needed.
90 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
91 move it earlier and return immediately if it returns NULL.
93 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
95 * config/sparc/gas.h: New file. Restore
96 TARGET_ASM_NAMED_SECTION to its ELF default.
97 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
99 * config/sparc/sparc.c (sparc_elf_asm_named_section):
100 Likewise. Add ATTRIBUTE_UNUSED to prototype.
101 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
104 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
106 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
108 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
110 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
111 patterns from predicated pattern.
113 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
117 for insn mnemonic suffix.
119 2010-02-17 Richard Guenther <rguenther@suse.de>
121 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
124 2010-02-17 Jakub Jelinek <jakub@redhat.com>
127 * caller-save.c (save_call_clobbered_regs): If BB ends with
128 a DEBUG_INSN, move any notes in between last real insn and the last
129 DEBUG_INSN after the last DEBUG_INSN.
131 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
133 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
134 Fix return type. Fix argument type. Explain meaning of return value.
136 2010-02-16 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/41043
139 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
140 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
142 (vrp_visit_phi_node): ... but only for loop PHI nodes.
144 2010-02-16 Ira Rosen <irar@il.ibm.com>
146 PR tree-optimization/43074
147 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
148 * tree-vect-loop.c (vect_analyze_loop_operations): Add
149 vectorizable cycles in hybrid SLP check.
150 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
152 2010-02-16 Richard Guenther <rguenther@suse.de>
154 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
155 (true_dependence): If memrefs_conflict_p computes must-alias
156 trust it. Move TBAA check after offset-based disambiguation.
157 (canon_true_dependence): Likewise.
159 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
161 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
162 * doc/invoke.texi: Document it.
163 * var-tracking.c: Include toplev.h and params.h.
164 (vt_find_locations): Return bool indicating success. Compute
165 hash sizes unconditionally. Check new parameter, report.
166 (variable_tracking_main_1): Check vt_find_locations results and
167 retry. Renamed from...
168 (variable_tracking_main): ... this. New wrapper to preserve
169 flag_var_tracking_assignments.
170 * Makefile.in (var-tracking.o): Adjust dependencies.
172 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
173 Jakub Jelinek <jakub@redhat.com>
176 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
177 if weak_import attribute is present.
178 * config/darwin.c (machopic_select_section): Likewise.
180 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
182 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
183 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
184 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
185 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
187 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
189 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
192 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
193 Rewrite text to refer to the names.
195 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
197 * config/i386/i386-builtin-types.def
198 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
199 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
200 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
201 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
202 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
203 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
204 IX86_BUILTIN_VPERMIL2PS256.
205 (MULTI_ARG_4_DF2_DI_I): Defined.
206 (MULTI_ARG_4_DF2_DI_I1): Defined.
207 (MULTI_ARG_4_SF2_SI_I): Defined.
208 (MULTI_ARG_4_SF2_SI_I1): Defined.
209 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
210 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
211 __builtin_ia32_vpermil2ps256.
212 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
213 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
214 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
215 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
216 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
217 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
218 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
219 CODE_FOR_xop_vpermil2v8sf3.
220 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
221 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
222 * config/i386/xopintrin.h (_mm_permute2_pd): New.
223 (_mm256_permute2_pd): New.
224 (_mm_permute2_ps): New.
225 (_mm256_permute2_ps): New.
227 2010-02-15 Nick Clifton <nickc@redhat.com>
229 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
230 boolean parameters. Use emit_jump_insn when emitting a pop
231 instruction containing a return insn.
232 (push): Use 'true' rather than '1' as second parameter to F.
233 (h8300_expand_prologue): Likewise.
234 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
235 (h8300_expand_epilogue): Likewise.
237 2010-02-15 Richard Guenther <rguenther@suse.de>
240 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
243 2010-02-15 Nick Clifton <nickc@redhat.com>
245 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
248 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
250 * intl.c (fake_ngettext): New function.
251 * intl.h (fake_ngettext): Declare.
252 (ngettext): Define macro.
253 * collect2.c (notice_translated): New function.
254 (main): Use notice_translated and ngettext.
255 * collect2.h (notice_translated): Declare.
257 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
259 * reorg.c (delete_computation): Comment fixes.
260 * caller-save.c (setup_save_areas): Idem.
261 * sel-sched-dump.c (dump_lv_set): Idem.
264 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
266 * config/s390/s390.c (s390_sched_init): New function.
267 (TARGET_SCHED_INIT): Target hook defined.
269 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
270 Jack Howarth <howarth@bromo.med.uc.edu>
271 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
274 Partial revert of unintended change in fix for PR41605.
275 * config/darwin.h: Fix typo.
276 * config/darwin9.h: Same.
278 2010-02-11 Jakub Jelinek <jakub@redhat.com>
280 * c-pch.c (pch_init): Clear v.
282 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
285 * graphite-scop-detection.c (graphite_can_represent_scev): Call
286 graphite_can_represent_init for MULT_EXPR.
288 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
292 * graphite-sese-to-poly.c (remove_phi): New.
293 (translate_scalar_reduction_to_array): Call remove_phi.
295 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
298 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
299 * graphite-clast-to-gimple.h (gloog): Update declaration.
300 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
301 * graphite-poly.h (struct poly_bb): Add missing comments.
302 (struct scop): Add poly_scop_p field.
304 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
305 * graphite.c (graphite_transform_loops): Build the polyhedral
306 representation for each scop before code generation.
307 * sese.c (rename_variables_in_operand): Removed.
308 (rename_variables_in_expr): Return the renamed expression.
309 (rename_sese_parameters): New.
310 * sese.h (rename_sese_parameters): Declared.
312 2010-02-11 Richard Guenther <rguenther@suse.de>
314 PR tree-optimization/42998
315 * tree-ssa-pre.c (create_expression_by_pieces): Treat
316 POINTER_PLUS_EXPR properly.
318 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
319 Changpeng Fang <changpeng.fang@amd.com>
322 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
323 the cost of an IV candidate when the IV is used in a test against zero.
325 * gcc.dg/tree-ssa/ivopts-3.c: New.
327 2010-02-11 Richard Guenther <rguenther@suse.de>
330 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
331 pointer-vs-decl case by swapping refs. Handle some cases
332 of pointer-vs-decl disambiguations more conservatively.
333 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
334 to false after expanding.
336 2010-02-11 Richard Guenther <rguenther@suse.de>
339 * gcc.c (process_command): Handle LTO file@offset case more
342 2010-02-11 Jakub Jelinek <jakub@redhat.com>
344 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
345 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
347 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
349 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
350 if MEM's mode size isn't DWARF2_ADDR_SIZE.
351 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
352 Optimize eq/ne comparisons when both arguments are known to be
354 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
355 Don't mask operands unnecessarily if they are known to be already
358 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
360 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
363 2010-02-10 Richard Guenther <rguenther@suse.de>
365 PR tree-optimization/43017
366 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
367 for wrapping signed arithmetic.
369 2010-02-10 Jakub Jelinek <jakub@redhat.com>
372 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
373 if no debug info should be emitted for it.
375 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
377 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
378 note when flag_exceptions is set.
380 2010-02-10 Duncan Sands <baldrick@free.fr>
382 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
384 2010-02-10 Richard Guenther <rguenther@suse.de>
387 * tree.c (get_unwidened): Handle constants.
388 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
390 2010-02-10 Martin Jambor <mjambor@suse.cz>
393 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
394 check for variable argument counts independently.
396 2010-02-10 Christian Bruel <christian.bruel@st.com>
399 * config/sh/sh.c (find_barrier): Increase length for non delayed
400 conditional branches.
402 2010-02-10 Christian Bruel <christian.bruel@st.com>
404 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
406 2010-02-10 Jakub Jelinek <jakub@redhat.com>
408 * builtins.c (set_builtin_user_assembler_name): Also handle
409 ffs if int is smaller than word.
411 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
414 * ira-conflicts.c (get_dup): Remove.
415 (process_reg_shuffles): Add new parameter. Use it as an
416 additional guard for copy generation.
417 (add_insn_allocno_copies): Rewrite.
419 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
421 * common.opt (fsched2-use-traces): Preserved for backward
423 * doc/invoke.texi: Remove the documentation about option
425 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
426 flag_sched2_use_traces.
427 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
428 the backward compatibility flag section.
430 2010-02-09 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/43008
433 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
434 make HEAP variables initialized from global memory if they
435 are not known builtin functions.
436 (find_func_aliases): Adjust.
438 2010-02-09 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/43000
441 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
444 2010-02-08 Jakub Jelinek <jakub@redhat.com>
446 PR tree-optimization/42931
447 * tree-loop-linear.c (try_interchange_loops): Don't call
448 double_int_mul if estimated_loop_iterations failed.
450 2010-02-08 Martin Jambor <mjambor@suse.cz>
453 * tree-sra.c (build_accesses_from_assign): Do not mark in
454 should_scalarize_away_bitmap if stmt has volatile ops.
455 (sra_modify_assign): Do not process assigns piecemeal if if stmt
458 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
460 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
462 2010-02-07 Adam Nemet <adambnmet@gmail.com>
464 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
467 2010-02-07 Andrew Pinski <pinskia@gmail.com>
470 * df-core.c (df_finish_pass): Change type of saved_flags to int.
472 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
475 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
476 to unknown_dependence.
477 (graphite_legal_transform_dr): Handle the unknown_dependence.
478 (graphite_carried_dependence_level_k): Same.
480 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
482 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
484 2010-02-07 Richard Guenther <rguenther@suse.de>
487 * expr.c (get_inner_reference): Always initialize *pbitsize.
489 2010-02-07 Richard Guenther <rguenther@suse.de>
492 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
493 new ARRAY_REFs on variable size element or minimal index arrays.
495 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
496 gimple_fold_indirect_ref.
498 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
501 * arm.c (arm_override_options): Just return if the user has specified
504 2010-02-03 Jason Merrill <jason@redhat.com>
507 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
508 i386_pe_maybe_record_exported_symbol.
510 2010-02-05 Steve Ellcey <sje@cup.hp.com>
513 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
514 (pa_delegitimize_address): New function.
516 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
518 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
519 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
521 2010-02-05 Richard Guenther <rguenther@suse.de>
524 * lto-streamer-in.c (get_resolution): Deal with references
525 to undefined functions.
527 2010-02-05 Richard Guenther <rguenther@suse.de>
529 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
530 (fold_const_aggregate_ref): Likewise.
531 (ccp_fold_stmt): Substitute loads.
532 (maybe_fold_reference): Verify types before substituting.
534 (fold_gimple_assign): Unshare properly.
535 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
537 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
539 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
540 for rs6000_gen_cell_microcode.
542 2010-02-04 Richard Guenther <rguenther@suse.de>
544 PR rtl-optimization/42952
545 * dse.c (const_or_frame_p): Remove MEM handling.
547 2010-02-04 Nick Clifton <nickc@redhat.com>
549 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
550 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
551 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
552 (mn10300_asm_output_mi_thunk): New function.
553 (mn10300_can_output_mu_thunk): New function.
554 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
555 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
556 (FUNCTION_ARG): Delete incorrect comment.
558 2010-02-03 Jason Merrill <jason@redhat.com>
561 * fold-const.c (operand_equal_p): Handle erroneous types.
563 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
565 * config/h8300/h8300.md (can_delay): Fix attibute condition.
567 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
569 PR rtl-optimization/42941
570 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
573 2010-02-03 Jason Merrill <jason@redhat.com>
576 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
578 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
581 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
583 (cselib_reset_table): Renamed from...
584 (cselib_reset_table_with_next_value): ... this.
585 (cselib_get_next_uid): Renamed from...
586 (cselib_get_next_unknown_value): ... this.
587 * cselib.c (next_uid): Renamed from...
588 (next_unknown_value): ... this.
589 (cselib_clear_table): Adjust.
590 (cselib_reset_table): Adjust. Renamed from...
591 (cselib_reset_table_with_next_value): ... this.
592 (cselib_get_next_uid): Adjust. Renamed from...
593 (cselib_get_next_unknown_value): ... this.
594 (get_value_hash): Use hash.
595 (cselib_hash_rtx): Likewise.
596 (new_cselib_val): Adjust. Set and dump uid.
597 (cselib_lookup_mem): Pass next_uid as hash.
598 (cselib_subst_to_values): Likewise.
599 (cselib_log_lookup): Dump uid.
600 (cselib_lookup): Pass next_uid as hash. Adjust.
601 (cselib_process_insn): Adjust.
602 (cselib_init): Initialize next_uid.
603 (cselib_finish): Adjust.
604 (dump_cselib_table): Likewise.
605 * dse.c (canon_address): Dump value uid.
606 * print-rtl.c (print_rtx): Print value uid.
607 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
609 (dv_uid): New function, sort of renamed from...
610 (dv_htab_hash): ... this, reimplemented in terms of it and...
611 (dv_uid2hash): ... this. New.
612 (variable_htab_eq): Drop excess assertions.
613 (tie_break_pointers): Removed.
614 (canon_value_cmp): Compare uids.
615 (variable_post_merge_New_vals): Print uids.
616 (vt_add_function_parameters): Adjust.
617 (vt_initialize): Reset table. Adjust.
619 2010-02-03 Richard Guenther <rguenther@suse.de>
621 PR tree-optimization/42944
622 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
623 (call_may_clobber_ref_p_1): Likewise. Properly handle
624 malloc and calloc clobbering errno.
626 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
628 * doc/invoke.texi: Fix name of sched1 dump.
630 * opts.c (decode_options): Set flag_tree_switch_conversion
631 only conditionally on optimize >= 2.
633 * gcse.c: Assorted comment fixes in pass description.
635 2010-02-03 Anthony Green <green@moxielogic.com>
637 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
638 nop padding in order to maintain alignment of storage location of
639 target function address.
640 (moxie_trampoline_init): Store target function address at newly
642 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
644 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
646 2010-02-03 Richard Guenther <rguenther@suse.de>
649 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
651 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
653 * config.gcc: Reenable check for obsolete targets.
654 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
655 mips-sgi-irix6.[0-4]*.
657 2010-02-02 Nick Clifton <nickc@redhat.com>
659 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
660 constant size of 4 as being the same as 0.
661 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
662 can take values in the range 0..4.
664 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
667 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
668 as _darwin10_Unwind_FindEnclosingFunction().
669 * libgcc-libsystem.ver: New.
671 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
674 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
675 implicitly set registers.
677 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
679 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
680 (arm_override_options): Allow automatic selection of the thread
681 pointer register if thumb2.
682 (legitimize_pic_address): Improve code sequences for Thumb2.
683 (arm_call_tls_get_addr): Likewise.
684 (legitimize_tls_address): Likewise.
685 * arm.md (pic_load_addr_arm): Delete. Replace with ...
686 (pic_load_addr_32bit): ... this. New named pattern.
687 * thumb2.md (pic_load_addr_thumb2): Delete.
688 (pic_load_dot_plus_four): Delete.
689 (tls_load_dot_plus_four): New named pattern.
691 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
694 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
695 Document fix for TLS bug.
697 2010-01-31 Richard Guenther <rguenther@suse.de>
699 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
700 conservatively correct.
702 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
706 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
708 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
710 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
712 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
714 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
716 * config.gcc: Adjust order of makefile fragments for mingw targets.
718 2010-01-31 Richard Guenther <rguenther@suse.de>
721 * gimplify.c (gimplify_init_constructor): For volatile LHS
722 initialize a temporary.
724 2010-01-31 Matthias Klose <doko@ubuntu.com>
726 * configure.ac: Fix __stack_chk_fail check for cross builds configured
728 * configure: Regenerate.
730 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
732 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
733 the same alias set and their sizes different constantness.
734 (aliasing_component_refs_p): Revert 2009-10-24 change.
736 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
738 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
741 2010-01-29 Richard Guenther <rguenther@suse.de>
743 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
744 Assert we successfully updated the call.
746 2010-01-29 Jakub Jelinek <jakub@redhat.com>
748 PR rtl-optimization/42889
749 * df.h (df_set_bb_dirty_nonlr): New prototype.
750 * df-core.c (df_set_bb_dirty_nonlr): New function.
751 * df-scan.c (df_insn_rescan): Call it instead of
752 df_set_bb_dirty for DEBUG_INSNs.
754 2010-01-29 Richard Guenther <rguenther@suse.de>
757 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
758 quadratic behavior in most cases.
760 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
764 in the call to gen_x86_movsicc_0_m1.
766 2010-01-28 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/42871
769 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
771 2010-01-28 Richard Guenther <rguenther@suse.de>
773 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
776 2010-01-28 Richard Guenther <rguenther@suse.de>
779 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
780 the forwarder if the destination is an EH landing pad.
782 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
784 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
785 block list passed to gimple_duplicate_sese_tail.
786 (parallelize_loops): Avoid parallelization when the function
788 Avoid parallelization when the preheader is IRREDUCIBLE.
789 Try to optimize when estimated_loop_iterations_int is unresolved.
790 Add the loop's location to the dump file.
791 * tree-cfg.c (add_phi_args_after_redirect): Remove.
792 (gimple_duplicate_sese_tail): Remove the check for the latch.
793 Redirect nexits to the exit block.
794 Remove handling of the incoming edges to the latch.
795 Redirect the backedge from the copied latch to the exit bb.
797 2010-01-28 Michael Matz <matz@suse.de>
800 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
801 Wrap force_reg into a sequence, emit it before user.
803 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
805 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
807 (arm_legacy_rev): Likewise.
808 (thumb_legacy_rev): Likewise.
810 2010-01-27 Jakub Jelinek <jakub@redhat.com>
812 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
813 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
814 on MEM's address failed, try avoid_constant_pool_reference and
815 recurse if it returned something different.
816 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
817 address, try avoid_constant_pool_reference and recurse if it
818 returned something different.
819 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
820 address and avoid_constant_pool_reference returned something
821 different, don't set have_address.
823 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
826 * var-tracking.c (val_store): Add modified argument, obey it.
828 (count_uses): Move down logging of main.
829 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
830 don't need resolution.
831 (emit_notes_in_bb): Likewise.
833 2010-01-27 Richard Guenther <rguenther@suse.de>
836 * tree-inline.c (remap_decl): Delay remapping of SSA name
837 default definitions until we need them.
839 2010-01-27 Jakub Jelinek <jakub@redhat.com>
841 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
842 (rs6000_delegitimize_address): New function.
844 * config/s390/s390.c (s390_delegitimize_address): Call
845 delegitimize_mem_from_attrs.
848 * tree-inline.c (cannot_copy_type_1): Removed.
849 (copy_forbidden): Don't forbid copying of functions containing
850 records/unions with variable length fields.
852 2010-01-27 Christian Bruel <christian.bruel@st.com>
856 * config/sh/sh.c (find_barrier): Increase length for non delayed
857 conditional branches.
859 2010-01-27 Matthias Klose <doko@ubuntu.com>
861 * configure.ac (gnu-unique-object): Fix ldd version check.
862 * configure: Regenerate.
864 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
866 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
868 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
869 Test for HAVE_GNU_AS value.
871 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
873 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
874 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
876 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
877 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
878 INT_LEAST64_TYPE): Define.
879 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
880 UINT_LEAST64_TYPE): Define.
881 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
882 INT_FAST64_TYPE): Define.
883 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
884 UINT_FAST64_TYPE): Define.
885 (INTMAX_TYPE, UINTMAX_TYPE): Define.
886 (INTPTR_TYPE, UINTPTR_TYPE): Define.
887 (SIG_ATOMIC_TYPE): Define.
889 2010-01-26 Richard Guenther <rguenther@suse.de>
891 * df-scan.c (df_scan_set_bb_info): Remove assert.
892 (df_insn_rescan_debug_internal): Merge asserts.
893 (df_install_ref): Likewise.
894 (df_mark_reg): Use bitmap_set_range.
895 (df_hard_reg_used_p): Remove assert.
896 (df_hard_reg_used_count): Likewise.
898 2010-01-26 Richard Guenther <rguenther@suse.de>
900 PR rtl-optimization/42685
901 * web.c (web_main): Ignore DEBUG_INSNs.
903 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
905 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
907 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
908 Fix types of fndecl and arglist parameters.
910 2010-01-26 Richard Guenther <rguenther@suse.de>
913 * tree-eh.c (unsplit_eh): Skip debug insns.
915 2010-01-26 Richard Guenther <rguenther@suse.de>
917 PR tree-optimization/42250
918 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
920 2010-01-26 Jakub Jelinek <jakub@redhat.com>
923 * omp-low.c (expand_omp_sections): Only use single_pred if
924 l2_bb is single_pred_p.
926 2010-01-25 Christian Bruel <christian.bruel@st.com>
929 * config/sh/sh.c (find_barrier): Increase length for non delayed
930 conditional branches.
931 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
933 2010-01-24 David S. Miller <davem@davemloft.net>
935 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
936 define if not using GAS.
937 * config/sparc/sparc.c (sparc_elf_asm_named_section):
938 Likewise. Delete SECTION_MERGE code, which is only applicable
941 2010-01-24 Mark Mitchell <mark@codesourcery.com>
944 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
945 mangling of va_list in system headers.
947 2010-01-23 Toon Moene <toon@moene.org>
949 * tree-predcom.c (combine_chains): Return NULL, not false.
951 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
953 * tree-loop-distribution.c (distribute_loop): Fix declaration and
954 initialization of variable res to agree with return type.
956 2010-01-22 Steve Ellcey <sje@cup.hp.com>
958 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
959 * tree-sra.c: Add include of expr.h.
961 2010-01-22 Jakub Jelinek <jakub@redhat.com>
963 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
964 insert the debug stmt on the single non-EH edge from the stmt.
966 2010-01-22 Richard Henderson <rth@redhat.com>
969 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
970 the RHS until after generate_subtree_copies has insertted its
971 code before the current statement.
973 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
975 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
977 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
979 2010-01-21 Martin Jambor <mjambor@suse.cz>
981 PR tree-optimization/42585
982 * tree-sra.c (struct access): New field grp_total_scalarization.
983 (dump_access): Dump the new field.
984 (should_scalarize_away_bitmap): New variable.
985 (cannot_scalarize_away_bitmap): Likewise.
986 (sra_initialize): Allocate new bitmaps.
987 (sra_deinitialize): Free new bitmaps.
988 (create_access_1): New function.
989 (create_access): Parts moved to create_access_1.
990 (type_consists_of_records_p): New function.
991 (completely_scalarize_record): Likewise.
992 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
993 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
994 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
996 (analyze_all_variable_accesses): Completely scalarize small eligible
999 2010-01-21 Martin Jambor <mjambor@suse.cz>
1001 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1003 2010-01-21 Andrew Haley <aph@redhat.com>
1005 * gcc.c (process_command): Move lang_specific_driver before
1006 setting cc_libexec_prefix.
1008 2010-01-21 Richard Guenther <rguenther@suse.de>
1011 * fold-const.c (negate_expr_p): Pretend only negative
1012 real constants are easily negatable.
1014 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1015 Jason Merrill <jason@redhat.com>
1017 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1018 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1019 * calls.c (initialize argument_information): Handle it.
1020 * c-common.c (handle_transparent_union_attribute): Use new name.
1021 * c-decl.c (finish_struct): Ditto.
1022 * c-typeck.c (type_lists_compatible_p): Ditto.
1023 (convert_for_assignment): Use new name and also handle record.
1024 * function.c (aggregate_value_p): Handle it.
1025 (pass_by_reference): Ditto.
1026 (assign_parm_data_types): Ditto.
1027 * print-tree.c (print_node): Ditto.
1028 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1029 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1030 * tree.c (first_field): New fn.
1032 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1035 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1036 even when linking statically, for now.
1038 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1041 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1042 without a cselib val.
1043 (count_uses): Accept MO_VAL_SET with no val on stores.
1044 (add_stores): Likewise.
1046 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1048 * var-tracking.c (check_value_val): Add a compile time assertion.
1049 (dv_is_decl_p): Simplify.
1050 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1051 gcc_assert if ENABLE_CHECKING.
1053 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1056 * var-tracking.c: Include tree-flow.h.
1057 (mem_dies_at_call): New.
1058 (dataflow_set_preserve_mem_locs): Use it.
1059 (dataflow_set_remove_mem_locs): Likewise.
1060 (dump_var): Renamed from dump_variable. Adjust all callers.
1061 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1062 * Makefile.in (var-tracking.o): Adjust deps.
1064 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1066 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1068 2010-01-20 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/42717
1071 * tree-ssa-dce.c (get_live_post_dom): Remove.
1072 (forward_edge_to_pdom): Take an arbitrary edge to copy
1073 degenerate PHI args from.
1074 (remove_dead_stmt): Use the first post-dominator even if it
1075 does not contain live statements as redirection destination.
1077 2010-01-20 Richard Guenther <rguenther@suse.de>
1079 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1081 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1083 * sel-sched.c (create_speculation_check): Remove set but not used
1085 (try_transformation_cache): Remove set but not used variable ds.
1086 (calculate_privileged_insns): Remove set but not used variables
1087 cur_insn and min_spec_insn.
1088 (find_best_expr): Remove set but not used variable avail_n.
1089 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1091 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1093 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1094 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1097 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1100 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1101 cpu types. Add support for *-sse3 cpu types.
1102 (x86_64-*-*): Ditto.
1104 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1107 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1108 argument, call initializer_constant_valid_p_1 instead of
1109 initializer_constant_valid_p, pass CACHE to it, return NULL
1110 immediately if first call returns NULL.
1111 (initializer_constant_valid_p_1): New function.
1112 (initializer_constant_valid_p): Use it.
1114 2010-01-20 Thomas Quinot <quinot@adacore.com>
1116 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1118 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1120 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1121 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1122 (loc_list_from_tree): Don't handle unsigned division. Handle
1123 signed modulo using DW_OP_{over,over,div,mul,minus}.
1124 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1125 modulo instead of signed.
1127 2010-01-20 DJ Delorie <dj@redhat.com>
1129 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1131 (h8300_emit_stack_adjustment): Propogate it.
1133 (h8300_expand_prologue): Likewise.
1134 (h8300_expand_epilogue): Likewise.
1136 2010-01-19 Michael Matz <matz@suse.de>
1138 PR tree-optimization/41783
1139 * tree-data-ref.c (toplevel): Include flags.h.
1140 (dump_data_dependence_relation): Also dump the inputs if the
1141 result will be unknown.
1142 (split_constant_offset_1): Look through some conversions.
1143 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1144 the offset from last element is too large.
1145 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1146 (reassociate_to_the_same_stmt): Handle vector registers.
1147 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1149 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1150 wide_prolog_niters argument, emit widening instructions.
1151 (vect_do_peeling_for_alignment): Adjust caller, use widened
1152 variant of the iteration cound.
1153 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1155 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1158 * config/arm/neon-testgen.m (emit_automatics): New parameter
1159 features. Adjust for Fixed_return_reg feature.
1160 (test_intrinsic): Call emit_automatics with new feature.
1161 * config/arm/neon.ml: Update copyright years.
1162 (features): New Fixed_return_reg feature.
1163 (ops): Update feature for Vget_low.
1165 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1167 PR tree-optimization/42719
1168 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1172 * fwprop.c (all_uses_available_at): Return false if def_set dest
1173 is a REG that is used in def_insn.
1175 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1177 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1179 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1182 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1184 * target.h (struct gcc_target) <secondary_reload>: Change type
1185 of last argument to secondary_reload_info *.
1187 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1190 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1191 memory references with unaligned offsets. Remove CQImode handling.
1192 (unaligned_memory_operand): Return 1 for memory references with
1193 unaligned offsets. Remove CQImode handling.
1195 2010-01-18 Richard Guenther <rguenther@suse.de>
1198 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1201 2010-01-18 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/42781
1204 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1205 restrict processing only if the original variable was artificial.
1207 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1209 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1210 find number of popped argument bytes.
1212 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1213 Fix the text that describes the return value for invalid insns.
1215 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1217 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1218 Clarify what 'cost of the -dependence' is. Fix quoting.
1220 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1221 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1223 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1225 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1226 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1228 2010-01-17 Richard Guenther <rguenther@suse.de>
1231 * function.c (split_complex_args): Take a VEC to modify.
1232 (assign_parms_augmented_arg_list): Build a VEC instead of
1233 a chain of PARM_DECLs.
1234 (assign_parms_unsplit_complex): Take a VEC of arguments.
1235 Do not fixup unmodified parms.
1236 (assign_parms): Deal with the VEC.
1237 (gimplify_parameters): Likewise.
1239 2010-01-17 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1242 node existence check.
1243 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1244 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1245 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1246 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1247 (gimple_execute_on_growing_pred): Likewise.
1249 2010-01-17 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/42773
1252 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1253 (compute_antic_aux): Likewise.
1254 (compute_partial_antic_aux): Likewise.
1256 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1259 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1262 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1264 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1267 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1268 Fix markup for strict argument.
1270 (TARGET_SCHED_REORDER2): Fix argument types.
1272 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1273 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1275 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1276 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1278 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1281 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1282 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1283 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1284 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1285 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1287 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1289 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1291 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1292 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1294 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1296 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1299 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1301 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1302 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1304 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1306 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1308 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1309 referring to it. Fix language.
1311 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1313 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1315 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1317 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1319 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1320 '@var{stream}. Remove stray 'and'.
1322 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1324 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1326 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1328 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1329 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1331 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1332 Fix description of return value.
1333 Rename argument "sz" to "len."
1335 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1336 Clarify meaning of 'true' return value.
1338 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1340 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1341 rep_mode versus mode_rep.
1343 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1345 (TARGET_BUILTIN_DECL): Fix name.
1347 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1349 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1351 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1353 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1355 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1357 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1360 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1361 Rename argument tm_fn to md_fn.
1363 (TARGET_OPTION_PRINT): Fix argument list.
1365 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1368 * config/i386/i386.c (ix86_fixup_binary_operands):
1369 Revert FMA4 fixup of operands.
1371 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1374 * Makefile.in (write_entries_to_file, install-plugin):
1375 Use \012 instead of \n with tr.
1377 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1379 * configure.ac (HAVE_AS_REF): New C macro.
1380 * configure: Regenerate.
1381 * config.in: Likewise.
1382 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1384 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1387 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1389 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1391 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1393 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1395 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1397 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1399 (TARGET_BINDS_LOCAL_P): Fix argument type.
1401 (TARGET_ASM_FILE_END): Use prototype.
1403 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1405 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1407 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1409 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1411 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1412 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1414 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1415 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1417 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1418 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1419 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1420 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1422 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1424 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1426 (TARGET_INIT_BUILTINS): Use prototype.
1428 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1429 Put 'const char *' in braces. Fix parameter types.
1430 (TARGET_INVALID_CONVERSION): Fix parameter types.
1431 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1432 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1434 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1437 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1439 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1441 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1443 * doc/tm.texi (TARGET_HELP): Fix return type.
1445 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1446 in braces. Fix argument types.
1448 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1450 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1452 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1454 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1455 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1457 (TARGET_MANGLE_TYPE): Fix argument types.
1459 (TARGET_IRA_COVER_CLASSES): Use prototype.
1461 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1463 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1465 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1467 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1469 (TARGET_CALLEE_COPIES): Fix argument types.
1471 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1473 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1475 (TARGET_FUNCTION_VALUE): Fix argument types.
1477 (TARGET_RETURN_IN_MSB): Fix argument type.
1479 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1481 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1483 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1485 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1486 agree with return type.
1488 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1490 2010-01-15 Jing Yu <jingyu@google.com>
1492 PR rtl-optimization/42691
1493 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1494 a pseudo to a constant and are merged, and adjust comments.
1496 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1498 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1500 2010-01-15 Richard Guenther <rguenther@suse.de>
1503 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1504 labels of computed or non-local gotos to the destination.
1505 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1506 landing pad label is the first label.
1508 2010-01-15 Richard Guenther <rguenther@suse.de>
1510 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1512 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1515 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1516 to allow generation of the xssqrtdp instruction on power7.
1517 (sqrtdf2_fpr): Ditto.
1519 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1522 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1523 functions with noreturn attribute.
1526 * varasm.c (declare_weak): Add weak attribute to decl if it
1527 doesn't have one already.
1528 (assemble_external): Only add decls to weak_decls if they also
1529 have weak attribute.
1531 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1533 * var-tracking.c (var_reg_delete): Don't delete the association
1534 between REGs and values or one-part variables if the register
1537 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1540 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1541 because its first operand is a non-localized variable.
1543 2010-01-14 Martin Jambor <mjambor@suse.cz>
1545 PR tree-optimization/42706
1546 * tree-sra.c (encountered_recursive_call): New variable.
1547 (encountered_unchangable_recursive_call): Likewise.
1548 (sra_initialize): Initialize both new variables.
1549 (callsite_has_enough_arguments_p): New function.
1550 (scan_function): Call decl and flags check only for IPA-SRA, check
1551 whether there is a recursive call and whether it has enough arguments.
1552 (all_callers_have_enough_arguments_p): New function.
1553 (convert_callers): Look for recursive calls only when
1554 encountered_recursive_call is set.
1555 (ipa_early_sra): Bail out either if
1556 !all_callers_have_enough_arguments_p or
1557 encountered_unchangable_recursive_call.
1559 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1561 * sel-sched.c: Add 2010 to copyright years.
1562 * sel-sched-ir.c: Likewise.
1563 * sel-sched-ir.h: Likewise.
1565 2010-01-14 Martin Jambor <mjambor@suse.cz>
1567 PR tree-optimization/42714
1568 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1569 constructors specially.
1571 2010-01-14 Andi Kleen <ak@linux.intel.com>
1573 * config/i386/drivers-i386.c (detect_caches_intel):
1574 Add l2sizekb parameter and fill in.
1575 (host_detect_local_cpu): Add l2sizekb, fill in.
1576 Add Atom small cache heuristic.
1578 2010-01-14 Andi Kleen <ak@linux.intel.com>
1580 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1581 Add level3 parameter and fill in.
1582 (detect_caches_intel): Handle level3 cache.
1584 2010-01-14 Andi Kleen <ak@linux.intel.com>
1586 * config/i386/drivers-i386.c (host_detect_local_cpu):
1587 Fix core duo detection.
1589 2010-01-14 Andi Kleen <ak@linux.intel.com>
1591 * config/i386/drivers-i386.c (host_detect_local_cpu):
1594 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1596 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1597 (rs6000_variable_issue_1): this. Use...
1598 (rs6000_variable_issue): here. Reimplement. Print debug info.
1600 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1602 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1603 sel_restore_notes. Update all callers. Call reemit_notes
1606 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1608 PR rtl-optimization/42246
1609 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1612 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1614 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1615 all successors is the same as number of successors in current region.
1617 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1619 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1620 to rename is not separable. Otherwise check that its LHS is not NULL.
1622 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1624 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1626 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1628 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1629 available registers when failed to discover LHS register class.
1630 Fix indentation. Update comment.
1632 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1633 Alexander Monakov <amonakov@ispras.ru>
1635 PR rtl-optimization/42389
1636 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1638 (advance_state_on_fence): Likewise.
1639 (sel_target_adjust_priority): Print debug output only when
1640 sched_verbose >= 4, not 2.
1641 (get_expr_cost): Do not issue all unique insns on the next cycle.
1642 (fill_insns): Initialize can_issue_more from the value saved
1644 * sel-sched-ir.c (flist_add): New parameter issue_more.
1645 Init FENCE_ISSUE_MORE with it.
1646 (merge_fences): Likewise.
1647 (init_fences): Update call to flist_add.
1648 (add_to_fences, add_clean_fence_to_fences)
1649 (add_dirty_fence_to_fences): Likewise.
1650 (move_fence_to_fences): Update call to merge_fences.
1651 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1653 * sel-sched-ir.h (struct _fence): New field issue_more.
1654 (FENCE_ISSUE_MORE): New accessor macro.
1656 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1658 PR rtl-optimization/42388
1659 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1660 that have no predecessors nor successors. Do not call move_bb_info
1661 for empty blocks outside of current region.
1663 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1665 PR rtl-optimization/42294
1666 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1667 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1668 originators' originators.
1670 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1672 PR rtl-optimization/39453
1673 PR rtl-optimization/42246
1674 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1676 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1678 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1679 Alexander Monakov <amonakov@ispras.ru>
1682 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1683 (maybe_tidy_empty_bb): ... here. Make static. Add new
1684 argument. Update all callers.
1685 (tidy_control_flow): ... and here. Recompute topological order
1686 of basic blocks in region if necessary.
1687 (sel_redirect_edge_and_branch): Change return type. Return true
1688 if topological order might have been invalidated.
1689 (purge_empty_blocks): Export and move from...
1690 * sel-sched.c (purge_empty_blocks): ... here.
1691 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1692 (maybe_tidy_empty_bb): Delete prototype.
1693 (purge_empty_blocks): Declare.
1695 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1697 PR rtl-optimization/42249
1698 * sel-sched.c (try_replace_dest_reg): When chosen register
1699 and original register is the same, do not bail out early, but
1700 still check all original insns for validity of replacing destination
1701 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1704 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1707 Port from no-undefined-overflow branch:
1708 2009-03-09 Richard Guenther <rguenther@suse.de>
1710 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1712 2010-01-14 Richard Guenther <rguenther@suse.de>
1715 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1717 2010-01-14 Ira Rosen <irar@il.ibm.com>
1719 PR tree-optimization/42709
1720 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1721 as scalar type in creation of constant vector operand.
1723 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1726 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1727 (check-parallel-%): Match `testsuite' directory component only
1730 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1732 PR translation/39521
1733 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1736 2010-01-13 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/42730
1739 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1742 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1745 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1746 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1749 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1751 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1752 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1753 ___umulsi3_highpart.
1755 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1756 rather than schedule_insns if the pass is enabled.
1758 2010-01-13 Martin Jambor <mjambor@suse.cz>
1760 PR tree-optimization/42704
1761 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1764 2010-01-13 Martin Jambor <mjambor@suse.cz>
1766 PR tree-optimization/42703
1767 * tree-sra.c (analyze_access_subtree): Check that we can build a
1768 reference to the original data within the aggregate.
1770 2010-01-13 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/42705
1773 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1775 2010-01-13 Richard Guenther <rguenther@suse.de>
1778 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1780 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1783 * var-tracking.c (values_to_unmark): New variable.
1784 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1785 values_to_unmark vector. Moved body to...
1786 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1787 instead queue it into values_to_unmark vector.
1788 (vt_find_locations): Free values_to_unmark vector.
1790 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1792 * config/s390/s390.c (override_options): Set
1793 default of max-pending-list-length to 256
1795 2010-01-13 Richard Guenther <rguenther@suse.de>
1798 * tree-pass.h (PROP_gimple_lcx): New.
1799 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1800 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1801 before the final cleanup_eh.
1802 (dump_properties): Dump PROP_gimple_lcx.
1803 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1804 (tree_lower_complex_O0): Remove.
1805 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1806 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1807 tree_lower_complex, schedule TODO_update_ssa.
1808 * lto-streamer-out.c (output_function): Stream the functions
1810 * lto-streamer-in.c (input_function): Likewise.
1811 (lto_read_body): Do not override them here.
1813 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1816 * c-typeck.c (build_c_cast): Fold value cast to union type before
1817 wrapping it in a CONSTRUCTOR.
1819 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1821 PR rtl-optimization/42699
1822 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1825 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1827 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1828 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1829 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1830 SUBTARGET_WARN_UNUSED_SPEC): ... here
1831 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1833 2010-01-12 Julian Brown <julian@codesourcery.com>
1835 * config/arm/neon-schedgen.ml (Utils): Don't try to
1836 open missing module.
1837 (find_with_result): New.
1839 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1842 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1843 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1845 PR tree-optimization/42645
1846 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1847 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1848 decl_map, set processing_debug_stmt to -1 and return name without
1851 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1853 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1854 binutils version, and reword target configuration description.
1856 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1858 * config/avr/avr.h (LINKER_NAME): Remove.
1860 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1863 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1864 that support VSX, warn for -mno-altivec if vsx is not disabled,
1867 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1868 Shujing Zhao <pearly.zhao@oracle.com>
1870 PR translation/42469
1871 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1872 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1873 character between option name and help text.
1874 * c.opt (imultilib): Likewise.
1876 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1878 * lto-streamer-out.c (output_unreferenced_globals): Output static
1881 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1883 PR rtl-optimization/42621
1884 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1885 optimizing for size.
1886 (duplicate_computed_gotos): Remove now-redundant check.
1888 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1891 * configure.ac: Save and restore LDFLAGS and LIBS
1892 * configure: Regenerate.
1894 2010-01-10 Richard Guenther <rguenther@suse.de>
1897 * builtins.c (fold_builtin_strlen): Add type argument and
1898 convert the resulting length to it.
1899 (fold_builtin_1): Adjust.
1901 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1903 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1904 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1906 (num_insns_constant_wide): Adjust for that change.
1908 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1911 * web.c (union_defs): Add used argument, to combine uses of
1913 (entry_register): Adjust type and tests of used argument.
1914 (web_main): Widen used for new use. Pass it to union_defs.
1915 * df.h (union_defs): Adjust prototype.
1917 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1920 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1921 uses in new incoming argument. Free body.
1922 (reset_debug_uses_in_loop): New.
1923 (analyze_insn_to_expand_var): Call the latter if the former found
1924 anything. Fix whitespace. Reject invalid dest overlaps before
1925 going through all insns in the loop.
1927 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1930 * haifa-sched.c (dying_use_p): Debug insns don't count.
1932 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1935 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1936 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1937 (verify_gimple_call): Reject LHS in noreturn calls.
1939 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1943 * tree-vect-loop-manip.c (adjust_info): New type.
1944 (adjust_vec): New pointer to vector.
1945 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1946 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1947 (slpeel_update_phis_for_duplicate_loop): Use them.
1948 (slpeel_update_phi_nodes_for_guard1): Likewise.
1949 (slpeel_update_phi_nodes_for_guard2): Likewise.
1950 (slpeel_tree_peel_loop_to_edge): Likewise.
1951 (vect_update_ivs_after_vectorizer): Likewise.
1953 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1955 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1956 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1958 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1960 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1961 bogus uninitialized warning.
1963 2010-01-09 Richard Guenther <rguenther@suse.de>
1966 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1967 the evolution is compatible with the initial condition.
1969 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1971 * gcc.c (process_command): Update copyright notice dates.
1972 * gcov.c (print_version): Likewise.
1973 * gcov-dump.c (print_version): Likewise.
1974 * mips-tfile.c (main): Likewise.
1975 * mips-tdump.c (main): Likewise.
1977 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1980 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
1982 (rotlhi3_8): Delete.
1984 (rotlsi3_8): Delete.
1985 (rotlsi3_16): Delete.
1986 (rotlsi3_24): Delete.
1988 (*rotw<mode>3): New.
1989 (*rotb<mode>3): New.
1990 * config/avr/avr.c (avr_rotate_bytes): New function.
1991 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
1993 2010-01-08 Steve Ellcey <sje@cup.hp.com>
1996 * configure.ac: Modify -rdynamic check.
1997 * configure: Regenerate.
1999 2010-01-08 DJ Delorie <dj@redhat.com>
2001 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2002 register popping order.
2004 2010-01-08 Richard Guenther <rguenther@suse.de>
2007 * c.opt (fsigned-char): Also let LTO handle this option.
2008 (funsigned-char): Likewise.
2010 2010-01-07 Richard Guenther <rguenther@suse.de>
2012 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2013 (gimple_op): Likewise.
2014 (gimple_op_ptr): Likewise.
2015 (gimple_assign_set_lhs): Remove gcc_assert.
2016 (gimple_assign_set_rhs1): Likewise.
2017 (gimple_assign_set_rhs2): Likewise.
2018 (gimple_call_set_lhs): Likewise.
2019 (gimple_call_set_fn): Likewise.
2020 (gimple_call_set_fndecl): Likewise.
2021 (gimple_call_fndecl): Likewise.
2022 (gimple_call_return_type): Likewise.
2023 (gimple_call_set_chain): Likewise.
2024 (gimple_call_num_args): Likewise.
2025 (gimple_call_set_arg): Likewise.
2026 (gimple_cond_set_code): Likewise.
2027 (gimple_cond_set_lhs): Likewise.
2028 (gimple_cond_set_rhs): Likewise.
2029 (gimple_cond_set_true_label): Likewise.
2030 (gimple_cond_set_false_label): Likewise.
2031 (gimple_label_set_label): Likewise.
2032 (gimple_goto_set_dest): Likewise.
2033 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2034 (gimple_debug_bind_get_value): Likewise.
2035 (gimple_debug_bind_get_value_ptr): Likewise.
2036 (gimple_debug_bind_set_var): Likewise.
2037 (gimple_debug_bind_set_value): Likewise.
2038 (gimple_debug_bind_reset_value): Likewise.
2039 (gimple_debug_bind_has_value_p): Likewise.
2040 (gimple_return_retval_ptr): Remove gcc_assert.
2041 (gimple_return_retval): Likewise.
2042 (gimple_return_set_retval): Likewise.
2043 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2044 (safe_referenced_var_iterator): Remove.
2045 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2046 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2047 (fill_referenced_var_vec): Remove.
2048 (first_readonly_imm_use): Remove redundant gcc_assert.
2049 (phi_arg_index_from_use): Combine gcc_asserts.
2050 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2051 (first_imm_use_stmt): Remove redundant gcc_assert.
2052 * tree-cfg.c (verify_gimple_call): Verify function and chain
2053 operands. Verify arguments.
2054 (verify_types_in_gimple_stmt): Verify condition code and labels.
2056 2010-01-07 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/42641
2059 * sese.c (rename_map_elt_info): Use the SSA name version, do
2062 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2064 PR tree-optimization/42625
2065 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2066 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2068 2010-01-07 Duncan Sands <baldrick@free.fr>
2070 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2072 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2075 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2076 note itself is not function_invariant_p.
2078 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2080 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2081 Do not add the DF_NOTE problem.
2082 * store-motion.c (execute_rtl_store_motion): Likewise.
2084 2010-01-07 Martin Jambor <mjambor@suse.cz>
2086 PR tree-optimization/42157
2087 * tree-sra.c (compare_access_positions): Stabilize sort if both
2088 accesses have integer types, return zero immediately if they are the
2091 2010-01-06 Richard Henderson <rth@redhat.com>
2094 * haifa-sched.c (add_to_note_list): Merge into ...
2095 (concat_note_lists): ... here, and ...
2096 (unlink_other_notes, rm_other_notes): Merge into...
2097 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2098 NOTE_INSN_EPILOGUE_BEG.
2100 2010-01-06 Richard Guenther <rguenther@suse.de>
2102 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2103 not inline regular functions into always-inline functions.
2105 2010-01-06 Nick Clifton <nickc@redhat.com>
2107 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2108 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2110 (OVERRIDE_OPTIONS): Delete.
2111 (OPTIMIZATION_OPTIONS): Define.
2112 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2113 * config/rx/rx.c (rx_handle_option): Issue an error message if
2114 -mcpu=rx200 and -fpu are used together.
2115 (rx_set_optimization_options): New function. Issue an error
2116 message if an optimization attribute attempts to reset the FPU/
2117 math optimization pairing.
2118 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2119 * config/rx/rx.opt: Set the default to 32-bit doubles.
2120 * config/rx/t-rx: Add multilibs for -nofpu option.
2121 * doc/invoke.texi: Update documentation of RX options.
2123 2010-01-06 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-pre.c (name_to_id): New global.
2126 (alloc_expression_id): Simplify SSA name handling.
2127 (lookup_expression_id): Likewise.
2128 (init_pre): Zero name_to_id.
2129 (fini_pre): Free it.
2131 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2133 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2135 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2138 * config/i386/sse.md (smaxv2di3): New.
2139 (umaxv2di3): Likewise.
2140 (sminv2di3): Likewise.
2141 (uminv2di3): Likewise.
2143 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2146 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2147 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2148 (legitimize_tls_address): Likewise.
2149 (sparc_tls_referenced_p): Likewise.
2150 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2151 and adjust calls to legitimize_pic_address.
2152 (legitimate_constant_p) Use sparc_tls_referenced_p.
2153 (legitimate_pic_operand_p): Likewise.
2154 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2155 (sparc_tls_symbol_ref_1): Delete.
2156 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2157 (legitimize_tls_address): Make static, handle CONST patterns.
2158 (legitimize_pic_address): Make static, remove unused parameter and
2159 adjust recursive calls.
2160 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2161 and adjust call to legitimize_pic_address.
2162 (sparc_output_mi_thunk): Likewise.
2164 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2165 H.J. Lu <hongjiu.lu@intel.com>
2168 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2169 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2170 operands to make them signed.
2173 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2176 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2177 GTU to GT for V4SI and V2DI.
2179 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2180 (umin<mode>3): Removed.
2182 (uminv4si3): Likewise.
2184 2010-01-05 Martin Jambor <mjambor@suse.cz>
2186 PR tree-optimization/42462
2187 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2188 current_function_decl to helper functions and macros.
2190 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * flags.h: Don't include real.h.
2194 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2195 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2196 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2197 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2198 * dominance.c: Update copyright.
2199 * gimple.c (walk_gimple_op): Remove inline.
2200 * tree-ssa-reassoc.c: Include real.h.
2201 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2202 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2204 2010-01-05 Nick Clifton <nickc@redhat.com>
2206 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2207 register to push into the stack frame when the accumulator has to
2208 be saved during interrupts.
2210 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2212 * doc/invoke.texi: Remove the documentation about option
2214 * common.opt (Wunreachable-code): Preserved for backward
2216 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2217 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2218 the backward compatibility flag section.
2220 2010-01-05 Richard Guenther <rguenther@suse.de>
2222 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2224 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2227 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2229 PR tree-optimization/42508
2230 * tree-sra.c (convert_callers): Check for recursive call
2231 by comparing cgraph nodes instead of decls.
2232 (modify_function): Call ipa_modify_formal_parameters also
2233 on all same_body aliases.
2235 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2236 cgraph nodes when checking for same_body aliases.
2238 2010-01-05 Richard Guenther <rguenther@suse.de>
2240 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2241 allocation and lookup.
2242 (get_or_alloc_expr_for_constant): Likewise.
2243 (phi_translate): Sink allocation.
2245 2010-01-04 Richard Guenther <rguenther@suse.de>
2247 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2248 a new entry only if needed.
2249 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2250 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2252 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2254 (phi_translate): Handle CONSTANTs early.
2256 2010-01-04 Martin Jambor <mjambor@suse.cz>
2258 PR tree-optimization/42398
2259 * tree-sra.c (struct access): Removed flag grp_different_types.
2260 (dump_access): Do not dump the removed flag.
2261 (sort_and_splice_var_accesses): Do not set the removed flag.
2262 (sra_modify_expr): Check for type compatibility directly.
2264 2010-01-04 Martin Jambor <mjambor@suse.cz>
2266 PR tree-optimization/42366
2267 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2268 edges with variable number of parameters.
2269 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2270 flag instead of asserting it.
2271 (ipa_read_node_info): Read uses_analysis_done flag.
2273 2010-01-04 Richard Guenther <rguenther@suse.de>
2275 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2276 iterative_hash_* as intended.
2277 (vn_reference_compute_hash): Likewise. Simplify hashing
2279 (vn_reference_lookup_2): Likewise.
2280 (vn_nary_op_compute_hash): Likewise.
2281 (vn_phi_compute_hash): Likewise.
2282 (expressions_equal_p): Remove strange code.
2283 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2284 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2285 (bitmap_insert_into_set_1): Take value-id as parameter.
2286 (add_to_value): Pass it.
2287 (bitmap_insert_into_set): Likewise.
2288 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2290 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2293 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2294 (do_self_spec): For switches with SWITCH_IGNORE set set also
2295 SWITCH_IGNORE_PERMANENTLY.
2296 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2299 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2301 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2302 tree of an unreferenced global var.
2304 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2307 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2308 GTU to GT for V4SI and V2DI.
2310 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2311 (umin<mode>3): Removed.
2313 (uminv4si3): Likewise.
2315 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2318 * collect2.c (main): Turn on trace in collect2 if -v is passed
2321 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2323 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2324 description of expression operand.
2326 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2328 * configure.ac: Add install-html to target_list for Make-hooks.
2329 * configure: Regenerate.
2330 * fortran/Make-lang.in (F95_HTMLFILES): New.
2331 (fortran.html): Use it.
2332 (fortran.install-html): New.
2333 * Makefile.in (install-html): Add lang.install-html.
2334 * java/Make-lang.in (JAVA_HTMLFILES): New.
2335 (java.html): Use it.
2336 (java.install-html): New.
2337 * objc/Make-lang.in (objc.install-html): New.
2338 * objcp/Make-lang.in (obj-c++.install-html): New.
2339 * cp/Make-lang.in (c++.install-html): New.
2340 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2341 * lto/Make-lang.in (lto.install-html): New.
2343 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2346 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2348 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2350 PR rtl-optimization/41862
2351 * store-motion.c (store_killed_in_insn, compute_store_table,
2352 remove_reachable_equiv_notes, replace_store_insn,
2353 build_store_vectors): Ignore all DEBUG_INSNs.
2355 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2358 * common.opt: Add dumpdir.
2360 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2362 (option_map): Add --dumpdir.
2364 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2366 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2368 * opts.c (decode_options): Try dump_dir_name first if
2369 dump_base_name isn't an absolute path.
2370 (common_handle_option): Handle OPT_dumpdir.
2372 * toplev.c (dump_dir_name): New.
2373 (print_switch_values): Also ignore -dumpdir.
2375 * toplev.h (dump_dir_name): New.
2377 2010-01-03 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/42589
2380 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2381 double-word expansion of bswap32.
2383 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2385 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2386 with BLOCK_FOR_INSN.
2387 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2388 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2389 noce_process_if_block): Likewise.
2390 * gcse.c (compute_local_properties, insert_expr_in_table,
2391 insert_set_in_table, canon_list_insert, find_avail_set,
2392 pre_insert_copy_insn): Likewise.
2394 * basic-block.h (BLOCK_NUM): Move from here...
2395 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2397 2010-01-03 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/42438
2400 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2401 contains_may_not_return_call flag.
2402 (BB_MAY_NOTRETURN): New.
2403 (valid_in_sets): Trapping nary operations are not valid
2404 in blocks that may not return.
2405 (insert_into_preds_of_block): Remove check for trapping expressions.
2406 (compute_avail): Compute also BB_MAY_NOTRETURN.
2408 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2410 * doc/invoke.texi: Add 2010 to copyright years.
2412 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2414 * config/sparc/sparc.c: Fix formatting nits.
2416 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2417 Alexander Monakov <amonakov@ispras.ru>
2419 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2421 2010-01-02 Richard Guenther <rguenther@suse.de>
2424 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2425 (simplify_switch_using_ranges): Mark to be removed edges
2428 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2430 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2432 * collect2.c (scan_libraries): Add missing argument in call to
2435 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2438 * config/alpha/predicates.md (aligned_memory_operand): Return false
2440 (unaligned_memory_operand): Return true for CQImode.
2441 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2442 doesn not cross aligned SImode word boundary.
2444 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2446 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2448 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2449 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2451 2010-01-02 Richard Guenther <rguenther@suse.de>
2454 * toplev.c (compile_file): Emit LTO marker properly. Change
2456 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2458 2010-01-01 Richard Guenther <rguenther@suse.de>
2461 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2463 2010-01-01 Richard Guenther <rguenther@suse.de>
2466 * c-decl.c (grokdeclarator): For zero-size arrays force
2467 structural equality checks as layout_type does.
2469 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2471 * builtins.c: Update copyright to 2010.
2473 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2476 * lto-streamer-out.c (produce_asm): Revert the last change.
2477 (copy_function): Likewise.
2479 * lto-streamer.c (lto_get_section_name): Skip any leading
2482 2010-01-01 Richard Guenther <rguenther@suse.de>
2485 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2489 Copyright (C) 2010 Free Software Foundation, Inc.
2491 Copying and distribution of this file, with or without modification,
2492 are permitted in any medium without royalty provided the copyright
2493 notice and this notice are preserved.