1 2010-02-19 Jason Merrill <jason@redhat.com>
4 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7 2010-02-20 Alan Modra <amodra@gmail.com>
10 * cgraph.h (cgraph_make_decl_local): Declare.
11 * cgraph.c (cgraph_make_decl_local): New function.
12 (cgraph_make_node_local): Use it.
13 * cgraphunit.c (cgraph_function_versioning): Likewise.
14 * ipa.c (function_and_variable_visibility): Likewise.
16 2010-02-19 Jakub Jelinek <jakub@redhat.com>
19 * except.c (sjlj_emit_function_enter): Don't call
20 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
22 * rtl.h (add_reg_br_prob_note): Remove prototype.
24 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
27 * c-common.c (conversion_warning): Remove widening conversions
28 before checking the conversion of integers to reals.
30 2010-02-19 Mike Stump <mikestump@comcast.net>
33 * cgraphunit.c (process_function_and_variable_attributes): Check
34 DECL_PRESERVE_P instead of looking up attribute "used".
35 * ipa-pure-const.c (check_decl): Likewise.
36 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
37 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
38 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
39 instead of attribute "used".
40 * config/sol2-c.c (solaris_pragma_init): Likewise.
41 (solaris_pragma_fini): Likewise.
43 2010-02-19 Jakub Jelinek <jakub@redhat.com>
45 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
46 Use XCNEW instead of xcalloc.
47 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
48 XNEW instead of xmalloc.
49 (get_fields): Use XNEWVEC instead of xmalloc.
52 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
54 (create_new_general_access): For debug stmts just reset value.
55 (get_stmt_accesses): For accesses within debug stmts just record them
56 using add_access_to_acc_sites instead of preventing the peeling or
57 counting them as accesses.
60 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
62 2010-02-19 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/42916
65 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
68 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
70 * configure.ac: Replace all uses of changequote in macro arguments
73 2010-02-19 Jakub Jelinek <jakub@redhat.com>
76 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
78 2010-02-19 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/42944
81 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
82 test for aliasing with errno.
84 2010-02-19 Jakub Jelinek <jakub@redhat.com>
87 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
88 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
89 * dojump.c: Include output.h.
90 (inv): New inline function.
91 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
92 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
93 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
94 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
95 argument, pass it down to other calls.
96 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
97 add REG_BR_PROB note to the conditional jump.
98 * cfgexpand.c (add_reg_br_prob_note): Removed.
99 (expand_gimple_cond): Don't call it, add the probability
100 as last argument to jumpif_1/jumpifnot_1.
101 * Makefile.in (dojump.o): Depend on output.h.
102 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
104 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
105 * stmt.c (do_jump_if_equal): Likewise.
106 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
107 * loop-unswitch.c (compare_and_jump_seq): Likewise.
108 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
110 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
111 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
113 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
115 (store_expr): Adjust jumpifnot caller.
116 (store_constructor): Adjust jumpif caller.
119 * gimplify.c (gimple_boolify): For __builtin_expect call
120 gimple_boolify also on its first argument.
122 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
124 * configure.ac (gnu-unique-object): Wrap regexps using [] in
126 (__stack_chk_fail): Ditto. Remove quadrigraphs.
127 * configure: Regenerated.
129 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
131 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
132 lang_hooks.types_compatible_p instead of comptypes.
134 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
136 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
137 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
138 if __prefer_thumb__ is defined.
140 2010-02-18 Martin Jambor <mjambor@suse.cz>
142 PR tree-optimization/43066
143 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
144 array with zero-sized element type.
146 2010-02-18 Jakub Jelinek <jakub@redhat.com>
148 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
149 rtx, allocate struct var_loc_node here and return it to the
150 caller, and only if it is actually needed.
151 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
152 move it earlier and return immediately if it returns NULL.
154 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
156 * config/sparc/gas.h: New file. Restore
157 TARGET_ASM_NAMED_SECTION to its ELF default.
158 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
160 * config/sparc/sparc.c (sparc_elf_asm_named_section):
161 Likewise. Add ATTRIBUTE_UNUSED to prototype.
162 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
165 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
167 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
169 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
171 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
172 patterns from predicated pattern.
174 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
177 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
178 for insn mnemonic suffix.
180 2010-02-17 Richard Guenther <rguenther@suse.de>
182 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
185 2010-02-17 Jakub Jelinek <jakub@redhat.com>
188 * caller-save.c (save_call_clobbered_regs): If BB ends with
189 a DEBUG_INSN, move any notes in between last real insn and the last
190 DEBUG_INSN after the last DEBUG_INSN.
192 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
194 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
195 Fix return type. Fix argument type. Explain meaning of return value.
197 2010-02-16 Richard Guenther <rguenther@suse.de>
199 PR tree-optimization/41043
200 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
201 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
203 (vrp_visit_phi_node): ... but only for loop PHI nodes.
205 2010-02-16 Ira Rosen <irar@il.ibm.com>
207 PR tree-optimization/43074
208 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
209 * tree-vect-loop.c (vect_analyze_loop_operations): Add
210 vectorizable cycles in hybrid SLP check.
211 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
213 2010-02-16 Richard Guenther <rguenther@suse.de>
215 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
216 (true_dependence): If memrefs_conflict_p computes must-alias
217 trust it. Move TBAA check after offset-based disambiguation.
218 (canon_true_dependence): Likewise.
220 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
222 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
223 * doc/invoke.texi: Document it.
224 * var-tracking.c: Include toplev.h and params.h.
225 (vt_find_locations): Return bool indicating success. Compute
226 hash sizes unconditionally. Check new parameter, report.
227 (variable_tracking_main_1): Check vt_find_locations results and
228 retry. Renamed from...
229 (variable_tracking_main): ... this. New wrapper to preserve
230 flag_var_tracking_assignments.
231 * Makefile.in (var-tracking.o): Adjust dependencies.
233 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
234 Jakub Jelinek <jakub@redhat.com>
237 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
238 if weak_import attribute is present.
239 * config/darwin.c (machopic_select_section): Likewise.
241 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
243 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
244 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
245 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
246 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
248 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
250 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
253 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
254 Rewrite text to refer to the names.
256 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
258 * config/i386/i386-builtin-types.def
259 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
260 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
261 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
262 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
263 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
264 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
265 IX86_BUILTIN_VPERMIL2PS256.
266 (MULTI_ARG_4_DF2_DI_I): Defined.
267 (MULTI_ARG_4_DF2_DI_I1): Defined.
268 (MULTI_ARG_4_SF2_SI_I): Defined.
269 (MULTI_ARG_4_SF2_SI_I1): Defined.
270 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
271 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
272 __builtin_ia32_vpermil2ps256.
273 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
274 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
275 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
276 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
277 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
278 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
279 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
280 CODE_FOR_xop_vpermil2v8sf3.
281 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
282 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
283 * config/i386/xopintrin.h (_mm_permute2_pd): New.
284 (_mm256_permute2_pd): New.
285 (_mm_permute2_ps): New.
286 (_mm256_permute2_ps): New.
288 2010-02-15 Nick Clifton <nickc@redhat.com>
290 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
291 boolean parameters. Use emit_jump_insn when emitting a pop
292 instruction containing a return insn.
293 (push): Use 'true' rather than '1' as second parameter to F.
294 (h8300_expand_prologue): Likewise.
295 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
296 (h8300_expand_epilogue): Likewise.
298 2010-02-15 Richard Guenther <rguenther@suse.de>
301 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
304 2010-02-15 Nick Clifton <nickc@redhat.com>
306 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
309 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
311 * intl.c (fake_ngettext): New function.
312 * intl.h (fake_ngettext): Declare.
313 (ngettext): Define macro.
314 * collect2.c (notice_translated): New function.
315 (main): Use notice_translated and ngettext.
316 * collect2.h (notice_translated): Declare.
318 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
320 * reorg.c (delete_computation): Comment fixes.
321 * caller-save.c (setup_save_areas): Idem.
322 * sel-sched-dump.c (dump_lv_set): Idem.
325 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
327 * config/s390/s390.c (s390_sched_init): New function.
328 (TARGET_SCHED_INIT): Target hook defined.
330 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
331 Jack Howarth <howarth@bromo.med.uc.edu>
332 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
335 Partial revert of unintended change in fix for PR41605.
336 * config/darwin.h: Fix typo.
337 * config/darwin9.h: Same.
339 2010-02-11 Jakub Jelinek <jakub@redhat.com>
341 * c-pch.c (pch_init): Clear v.
343 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
346 * graphite-scop-detection.c (graphite_can_represent_scev): Call
347 graphite_can_represent_init for MULT_EXPR.
349 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
353 * graphite-sese-to-poly.c (remove_phi): New.
354 (translate_scalar_reduction_to_array): Call remove_phi.
356 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
359 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
360 * graphite-clast-to-gimple.h (gloog): Update declaration.
361 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
362 * graphite-poly.h (struct poly_bb): Add missing comments.
363 (struct scop): Add poly_scop_p field.
365 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
366 * graphite.c (graphite_transform_loops): Build the polyhedral
367 representation for each scop before code generation.
368 * sese.c (rename_variables_in_operand): Removed.
369 (rename_variables_in_expr): Return the renamed expression.
370 (rename_sese_parameters): New.
371 * sese.h (rename_sese_parameters): Declared.
373 2010-02-11 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/42998
376 * tree-ssa-pre.c (create_expression_by_pieces): Treat
377 POINTER_PLUS_EXPR properly.
379 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
380 Changpeng Fang <changpeng.fang@amd.com>
383 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
384 the cost of an IV candidate when the IV is used in a test against zero.
386 * gcc.dg/tree-ssa/ivopts-3.c: New.
388 2010-02-11 Richard Guenther <rguenther@suse.de>
391 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
392 pointer-vs-decl case by swapping refs. Handle some cases
393 of pointer-vs-decl disambiguations more conservatively.
394 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
395 to false after expanding.
397 2010-02-11 Richard Guenther <rguenther@suse.de>
400 * gcc.c (process_command): Handle LTO file@offset case more
403 2010-02-11 Jakub Jelinek <jakub@redhat.com>
405 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
406 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
408 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
410 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
411 if MEM's mode size isn't DWARF2_ADDR_SIZE.
412 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
413 Optimize eq/ne comparisons when both arguments are known to be
415 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
416 Don't mask operands unnecessarily if they are known to be already
419 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
421 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
424 2010-02-10 Richard Guenther <rguenther@suse.de>
426 PR tree-optimization/43017
427 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
428 for wrapping signed arithmetic.
430 2010-02-10 Jakub Jelinek <jakub@redhat.com>
433 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
434 if no debug info should be emitted for it.
436 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
438 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
439 note when flag_exceptions is set.
441 2010-02-10 Duncan Sands <baldrick@free.fr>
443 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
445 2010-02-10 Richard Guenther <rguenther@suse.de>
448 * tree.c (get_unwidened): Handle constants.
449 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
451 2010-02-10 Martin Jambor <mjambor@suse.cz>
454 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
455 check for variable argument counts independently.
457 2010-02-10 Christian Bruel <christian.bruel@st.com>
460 * config/sh/sh.c (find_barrier): Increase length for non delayed
461 conditional branches.
463 2010-02-10 Christian Bruel <christian.bruel@st.com>
465 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
467 2010-02-10 Jakub Jelinek <jakub@redhat.com>
469 * builtins.c (set_builtin_user_assembler_name): Also handle
470 ffs if int is smaller than word.
472 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
475 * ira-conflicts.c (get_dup): Remove.
476 (process_reg_shuffles): Add new parameter. Use it as an
477 additional guard for copy generation.
478 (add_insn_allocno_copies): Rewrite.
480 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
482 * common.opt (fsched2-use-traces): Preserved for backward
484 * doc/invoke.texi: Remove the documentation about option
486 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
487 flag_sched2_use_traces.
488 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
489 the backward compatibility flag section.
491 2010-02-09 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/43008
494 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
495 make HEAP variables initialized from global memory if they
496 are not known builtin functions.
497 (find_func_aliases): Adjust.
499 2010-02-09 Richard Guenther <rguenther@suse.de>
501 PR tree-optimization/43000
502 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
505 2010-02-08 Jakub Jelinek <jakub@redhat.com>
507 PR tree-optimization/42931
508 * tree-loop-linear.c (try_interchange_loops): Don't call
509 double_int_mul if estimated_loop_iterations failed.
511 2010-02-08 Martin Jambor <mjambor@suse.cz>
514 * tree-sra.c (build_accesses_from_assign): Do not mark in
515 should_scalarize_away_bitmap if stmt has volatile ops.
516 (sra_modify_assign): Do not process assigns piecemeal if if stmt
519 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
521 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
523 2010-02-07 Adam Nemet <adambnmet@gmail.com>
525 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
528 2010-02-07 Andrew Pinski <pinskia@gmail.com>
531 * df-core.c (df_finish_pass): Change type of saved_flags to int.
533 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
537 to unknown_dependence.
538 (graphite_legal_transform_dr): Handle the unknown_dependence.
539 (graphite_carried_dependence_level_k): Same.
541 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
543 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
545 2010-02-07 Richard Guenther <rguenther@suse.de>
548 * expr.c (get_inner_reference): Always initialize *pbitsize.
550 2010-02-07 Richard Guenther <rguenther@suse.de>
553 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
554 new ARRAY_REFs on variable size element or minimal index arrays.
556 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
557 gimple_fold_indirect_ref.
559 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
562 * arm.c (arm_override_options): Just return if the user has specified
565 2010-02-03 Jason Merrill <jason@redhat.com>
568 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
569 i386_pe_maybe_record_exported_symbol.
571 2010-02-05 Steve Ellcey <sje@cup.hp.com>
574 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
575 (pa_delegitimize_address): New function.
577 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
579 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
580 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
582 2010-02-05 Richard Guenther <rguenther@suse.de>
585 * lto-streamer-in.c (get_resolution): Deal with references
586 to undefined functions.
588 2010-02-05 Richard Guenther <rguenther@suse.de>
590 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
591 (fold_const_aggregate_ref): Likewise.
592 (ccp_fold_stmt): Substitute loads.
593 (maybe_fold_reference): Verify types before substituting.
595 (fold_gimple_assign): Unshare properly.
596 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
598 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
600 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
601 for rs6000_gen_cell_microcode.
603 2010-02-04 Richard Guenther <rguenther@suse.de>
605 PR rtl-optimization/42952
606 * dse.c (const_or_frame_p): Remove MEM handling.
608 2010-02-04 Nick Clifton <nickc@redhat.com>
610 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
611 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
612 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
613 (mn10300_asm_output_mi_thunk): New function.
614 (mn10300_can_output_mu_thunk): New function.
615 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
616 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
617 (FUNCTION_ARG): Delete incorrect comment.
619 2010-02-03 Jason Merrill <jason@redhat.com>
622 * fold-const.c (operand_equal_p): Handle erroneous types.
624 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
626 * config/h8300/h8300.md (can_delay): Fix attibute condition.
628 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
630 PR rtl-optimization/42941
631 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
634 2010-02-03 Jason Merrill <jason@redhat.com>
637 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
639 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
642 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
644 (cselib_reset_table): Renamed from...
645 (cselib_reset_table_with_next_value): ... this.
646 (cselib_get_next_uid): Renamed from...
647 (cselib_get_next_unknown_value): ... this.
648 * cselib.c (next_uid): Renamed from...
649 (next_unknown_value): ... this.
650 (cselib_clear_table): Adjust.
651 (cselib_reset_table): Adjust. Renamed from...
652 (cselib_reset_table_with_next_value): ... this.
653 (cselib_get_next_uid): Adjust. Renamed from...
654 (cselib_get_next_unknown_value): ... this.
655 (get_value_hash): Use hash.
656 (cselib_hash_rtx): Likewise.
657 (new_cselib_val): Adjust. Set and dump uid.
658 (cselib_lookup_mem): Pass next_uid as hash.
659 (cselib_subst_to_values): Likewise.
660 (cselib_log_lookup): Dump uid.
661 (cselib_lookup): Pass next_uid as hash. Adjust.
662 (cselib_process_insn): Adjust.
663 (cselib_init): Initialize next_uid.
664 (cselib_finish): Adjust.
665 (dump_cselib_table): Likewise.
666 * dse.c (canon_address): Dump value uid.
667 * print-rtl.c (print_rtx): Print value uid.
668 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
670 (dv_uid): New function, sort of renamed from...
671 (dv_htab_hash): ... this, reimplemented in terms of it and...
672 (dv_uid2hash): ... this. New.
673 (variable_htab_eq): Drop excess assertions.
674 (tie_break_pointers): Removed.
675 (canon_value_cmp): Compare uids.
676 (variable_post_merge_New_vals): Print uids.
677 (vt_add_function_parameters): Adjust.
678 (vt_initialize): Reset table. Adjust.
680 2010-02-03 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/42944
683 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
684 (call_may_clobber_ref_p_1): Likewise. Properly handle
685 malloc and calloc clobbering errno.
687 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
689 * doc/invoke.texi: Fix name of sched1 dump.
691 * opts.c (decode_options): Set flag_tree_switch_conversion
692 only conditionally on optimize >= 2.
694 * gcse.c: Assorted comment fixes in pass description.
696 2010-02-03 Anthony Green <green@moxielogic.com>
698 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
699 nop padding in order to maintain alignment of storage location of
700 target function address.
701 (moxie_trampoline_init): Store target function address at newly
703 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
705 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
707 2010-02-03 Richard Guenther <rguenther@suse.de>
710 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
712 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
714 * config.gcc: Reenable check for obsolete targets.
715 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
716 mips-sgi-irix6.[0-4]*.
718 2010-02-02 Nick Clifton <nickc@redhat.com>
720 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
721 constant size of 4 as being the same as 0.
722 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
723 can take values in the range 0..4.
725 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
728 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
729 as _darwin10_Unwind_FindEnclosingFunction().
730 * libgcc-libsystem.ver: New.
732 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
735 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
736 implicitly set registers.
738 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
740 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
741 (arm_override_options): Allow automatic selection of the thread
742 pointer register if thumb2.
743 (legitimize_pic_address): Improve code sequences for Thumb2.
744 (arm_call_tls_get_addr): Likewise.
745 (legitimize_tls_address): Likewise.
746 * arm.md (pic_load_addr_arm): Delete. Replace with ...
747 (pic_load_addr_32bit): ... this. New named pattern.
748 * thumb2.md (pic_load_addr_thumb2): Delete.
749 (pic_load_dot_plus_four): Delete.
750 (tls_load_dot_plus_four): New named pattern.
752 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
755 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
756 Document fix for TLS bug.
758 2010-01-31 Richard Guenther <rguenther@suse.de>
760 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
761 conservatively correct.
763 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
767 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
769 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
771 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
773 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
775 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
777 * config.gcc: Adjust order of makefile fragments for mingw targets.
779 2010-01-31 Richard Guenther <rguenther@suse.de>
782 * gimplify.c (gimplify_init_constructor): For volatile LHS
783 initialize a temporary.
785 2010-01-31 Matthias Klose <doko@ubuntu.com>
787 * configure.ac: Fix __stack_chk_fail check for cross builds configured
789 * configure: Regenerate.
791 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
793 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
794 the same alias set and their sizes different constantness.
795 (aliasing_component_refs_p): Revert 2009-10-24 change.
797 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
802 2010-01-29 Richard Guenther <rguenther@suse.de>
804 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
805 Assert we successfully updated the call.
807 2010-01-29 Jakub Jelinek <jakub@redhat.com>
809 PR rtl-optimization/42889
810 * df.h (df_set_bb_dirty_nonlr): New prototype.
811 * df-core.c (df_set_bb_dirty_nonlr): New function.
812 * df-scan.c (df_insn_rescan): Call it instead of
813 df_set_bb_dirty for DEBUG_INSNs.
815 2010-01-29 Richard Guenther <rguenther@suse.de>
818 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
819 quadratic behavior in most cases.
821 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
825 in the call to gen_x86_movsicc_0_m1.
827 2010-01-28 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/42871
830 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
832 2010-01-28 Richard Guenther <rguenther@suse.de>
834 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
837 2010-01-28 Richard Guenther <rguenther@suse.de>
840 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
841 the forwarder if the destination is an EH landing pad.
843 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
845 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
846 block list passed to gimple_duplicate_sese_tail.
847 (parallelize_loops): Avoid parallelization when the function
849 Avoid parallelization when the preheader is IRREDUCIBLE.
850 Try to optimize when estimated_loop_iterations_int is unresolved.
851 Add the loop's location to the dump file.
852 * tree-cfg.c (add_phi_args_after_redirect): Remove.
853 (gimple_duplicate_sese_tail): Remove the check for the latch.
854 Redirect nexits to the exit block.
855 Remove handling of the incoming edges to the latch.
856 Redirect the backedge from the copied latch to the exit bb.
858 2010-01-28 Michael Matz <matz@suse.de>
861 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
862 Wrap force_reg into a sequence, emit it before user.
864 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
866 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
868 (arm_legacy_rev): Likewise.
869 (thumb_legacy_rev): Likewise.
871 2010-01-27 Jakub Jelinek <jakub@redhat.com>
873 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
874 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
875 on MEM's address failed, try avoid_constant_pool_reference and
876 recurse if it returned something different.
877 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
878 address, try avoid_constant_pool_reference and recurse if it
879 returned something different.
880 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
881 address and avoid_constant_pool_reference returned something
882 different, don't set have_address.
884 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
887 * var-tracking.c (val_store): Add modified argument, obey it.
889 (count_uses): Move down logging of main.
890 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
891 don't need resolution.
892 (emit_notes_in_bb): Likewise.
894 2010-01-27 Richard Guenther <rguenther@suse.de>
897 * tree-inline.c (remap_decl): Delay remapping of SSA name
898 default definitions until we need them.
900 2010-01-27 Jakub Jelinek <jakub@redhat.com>
902 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
903 (rs6000_delegitimize_address): New function.
905 * config/s390/s390.c (s390_delegitimize_address): Call
906 delegitimize_mem_from_attrs.
909 * tree-inline.c (cannot_copy_type_1): Removed.
910 (copy_forbidden): Don't forbid copying of functions containing
911 records/unions with variable length fields.
913 2010-01-27 Christian Bruel <christian.bruel@st.com>
917 * config/sh/sh.c (find_barrier): Increase length for non delayed
918 conditional branches.
920 2010-01-27 Matthias Klose <doko@ubuntu.com>
922 * configure.ac (gnu-unique-object): Fix ldd version check.
923 * configure: Regenerate.
925 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
927 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
929 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
930 Test for HAVE_GNU_AS value.
932 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
934 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
935 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
937 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
938 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
939 INT_LEAST64_TYPE): Define.
940 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
941 UINT_LEAST64_TYPE): Define.
942 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
943 INT_FAST64_TYPE): Define.
944 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
945 UINT_FAST64_TYPE): Define.
946 (INTMAX_TYPE, UINTMAX_TYPE): Define.
947 (INTPTR_TYPE, UINTPTR_TYPE): Define.
948 (SIG_ATOMIC_TYPE): Define.
950 2010-01-26 Richard Guenther <rguenther@suse.de>
952 * df-scan.c (df_scan_set_bb_info): Remove assert.
953 (df_insn_rescan_debug_internal): Merge asserts.
954 (df_install_ref): Likewise.
955 (df_mark_reg): Use bitmap_set_range.
956 (df_hard_reg_used_p): Remove assert.
957 (df_hard_reg_used_count): Likewise.
959 2010-01-26 Richard Guenther <rguenther@suse.de>
961 PR rtl-optimization/42685
962 * web.c (web_main): Ignore DEBUG_INSNs.
964 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
966 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
968 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
969 Fix types of fndecl and arglist parameters.
971 2010-01-26 Richard Guenther <rguenther@suse.de>
974 * tree-eh.c (unsplit_eh): Skip debug insns.
976 2010-01-26 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/42250
979 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
981 2010-01-26 Jakub Jelinek <jakub@redhat.com>
984 * omp-low.c (expand_omp_sections): Only use single_pred if
985 l2_bb is single_pred_p.
987 2010-01-25 Christian Bruel <christian.bruel@st.com>
990 * config/sh/sh.c (find_barrier): Increase length for non delayed
991 conditional branches.
992 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
994 2010-01-24 David S. Miller <davem@davemloft.net>
996 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
997 define if not using GAS.
998 * config/sparc/sparc.c (sparc_elf_asm_named_section):
999 Likewise. Delete SECTION_MERGE code, which is only applicable
1002 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1005 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1006 mangling of va_list in system headers.
1008 2010-01-23 Toon Moene <toon@moene.org>
1010 * tree-predcom.c (combine_chains): Return NULL, not false.
1012 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1014 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1015 initialization of variable res to agree with return type.
1017 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1019 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1020 * tree-sra.c: Add include of expr.h.
1022 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1024 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1025 insert the debug stmt on the single non-EH edge from the stmt.
1027 2010-01-22 Richard Henderson <rth@redhat.com>
1030 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1031 the RHS until after generate_subtree_copies has insertted its
1032 code before the current statement.
1034 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1036 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1038 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1040 2010-01-21 Martin Jambor <mjambor@suse.cz>
1042 PR tree-optimization/42585
1043 * tree-sra.c (struct access): New field grp_total_scalarization.
1044 (dump_access): Dump the new field.
1045 (should_scalarize_away_bitmap): New variable.
1046 (cannot_scalarize_away_bitmap): Likewise.
1047 (sra_initialize): Allocate new bitmaps.
1048 (sra_deinitialize): Free new bitmaps.
1049 (create_access_1): New function.
1050 (create_access): Parts moved to create_access_1.
1051 (type_consists_of_records_p): New function.
1052 (completely_scalarize_record): Likewise.
1053 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1054 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1055 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1057 (analyze_all_variable_accesses): Completely scalarize small eligible
1060 2010-01-21 Martin Jambor <mjambor@suse.cz>
1062 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1064 2010-01-21 Andrew Haley <aph@redhat.com>
1066 * gcc.c (process_command): Move lang_specific_driver before
1067 setting cc_libexec_prefix.
1069 2010-01-21 Richard Guenther <rguenther@suse.de>
1072 * fold-const.c (negate_expr_p): Pretend only negative
1073 real constants are easily negatable.
1075 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1076 Jason Merrill <jason@redhat.com>
1078 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1079 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1080 * calls.c (initialize argument_information): Handle it.
1081 * c-common.c (handle_transparent_union_attribute): Use new name.
1082 * c-decl.c (finish_struct): Ditto.
1083 * c-typeck.c (type_lists_compatible_p): Ditto.
1084 (convert_for_assignment): Use new name and also handle record.
1085 * function.c (aggregate_value_p): Handle it.
1086 (pass_by_reference): Ditto.
1087 (assign_parm_data_types): Ditto.
1088 * print-tree.c (print_node): Ditto.
1089 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1090 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1091 * tree.c (first_field): New fn.
1093 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1096 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1097 even when linking statically, for now.
1099 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1102 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1103 without a cselib val.
1104 (count_uses): Accept MO_VAL_SET with no val on stores.
1105 (add_stores): Likewise.
1107 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1109 * var-tracking.c (check_value_val): Add a compile time assertion.
1110 (dv_is_decl_p): Simplify.
1111 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1112 gcc_assert if ENABLE_CHECKING.
1114 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1117 * var-tracking.c: Include tree-flow.h.
1118 (mem_dies_at_call): New.
1119 (dataflow_set_preserve_mem_locs): Use it.
1120 (dataflow_set_remove_mem_locs): Likewise.
1121 (dump_var): Renamed from dump_variable. Adjust all callers.
1122 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1123 * Makefile.in (var-tracking.o): Adjust deps.
1125 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1127 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1129 2010-01-20 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/42717
1132 * tree-ssa-dce.c (get_live_post_dom): Remove.
1133 (forward_edge_to_pdom): Take an arbitrary edge to copy
1134 degenerate PHI args from.
1135 (remove_dead_stmt): Use the first post-dominator even if it
1136 does not contain live statements as redirection destination.
1138 2010-01-20 Richard Guenther <rguenther@suse.de>
1140 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1142 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1144 * sel-sched.c (create_speculation_check): Remove set but not used
1146 (try_transformation_cache): Remove set but not used variable ds.
1147 (calculate_privileged_insns): Remove set but not used variables
1148 cur_insn and min_spec_insn.
1149 (find_best_expr): Remove set but not used variable avail_n.
1150 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1152 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1154 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1155 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1158 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1161 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1162 cpu types. Add support for *-sse3 cpu types.
1163 (x86_64-*-*): Ditto.
1165 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1168 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1169 argument, call initializer_constant_valid_p_1 instead of
1170 initializer_constant_valid_p, pass CACHE to it, return NULL
1171 immediately if first call returns NULL.
1172 (initializer_constant_valid_p_1): New function.
1173 (initializer_constant_valid_p): Use it.
1175 2010-01-20 Thomas Quinot <quinot@adacore.com>
1177 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1179 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1181 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1182 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1183 (loc_list_from_tree): Don't handle unsigned division. Handle
1184 signed modulo using DW_OP_{over,over,div,mul,minus}.
1185 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1186 modulo instead of signed.
1188 2010-01-20 DJ Delorie <dj@redhat.com>
1190 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1192 (h8300_emit_stack_adjustment): Propogate it.
1194 (h8300_expand_prologue): Likewise.
1195 (h8300_expand_epilogue): Likewise.
1197 2010-01-19 Michael Matz <matz@suse.de>
1199 PR tree-optimization/41783
1200 * tree-data-ref.c (toplevel): Include flags.h.
1201 (dump_data_dependence_relation): Also dump the inputs if the
1202 result will be unknown.
1203 (split_constant_offset_1): Look through some conversions.
1204 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1205 the offset from last element is too large.
1206 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1207 (reassociate_to_the_same_stmt): Handle vector registers.
1208 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1210 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1211 wide_prolog_niters argument, emit widening instructions.
1212 (vect_do_peeling_for_alignment): Adjust caller, use widened
1213 variant of the iteration cound.
1214 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1216 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1219 * config/arm/neon-testgen.m (emit_automatics): New parameter
1220 features. Adjust for Fixed_return_reg feature.
1221 (test_intrinsic): Call emit_automatics with new feature.
1222 * config/arm/neon.ml: Update copyright years.
1223 (features): New Fixed_return_reg feature.
1224 (ops): Update feature for Vget_low.
1226 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/42719
1229 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1233 * fwprop.c (all_uses_available_at): Return false if def_set dest
1234 is a REG that is used in def_insn.
1236 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1238 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1240 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1243 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1245 * target.h (struct gcc_target) <secondary_reload>: Change type
1246 of last argument to secondary_reload_info *.
1248 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1251 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1252 memory references with unaligned offsets. Remove CQImode handling.
1253 (unaligned_memory_operand): Return 1 for memory references with
1254 unaligned offsets. Remove CQImode handling.
1256 2010-01-18 Richard Guenther <rguenther@suse.de>
1259 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1262 2010-01-18 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/42781
1265 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1266 restrict processing only if the original variable was artificial.
1268 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1270 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1271 find number of popped argument bytes.
1273 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1274 Fix the text that describes the return value for invalid insns.
1276 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1278 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1279 Clarify what 'cost of the -dependence' is. Fix quoting.
1281 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1282 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1284 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1286 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1287 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1289 2010-01-17 Richard Guenther <rguenther@suse.de>
1292 * function.c (split_complex_args): Take a VEC to modify.
1293 (assign_parms_augmented_arg_list): Build a VEC instead of
1294 a chain of PARM_DECLs.
1295 (assign_parms_unsplit_complex): Take a VEC of arguments.
1296 Do not fixup unmodified parms.
1297 (assign_parms): Deal with the VEC.
1298 (gimplify_parameters): Likewise.
1300 2010-01-17 Richard Guenther <rguenther@suse.de>
1302 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1303 node existence check.
1304 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1305 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1306 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1307 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1308 (gimple_execute_on_growing_pred): Likewise.
1310 2010-01-17 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/42773
1313 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1314 (compute_antic_aux): Likewise.
1315 (compute_partial_antic_aux): Likewise.
1317 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1320 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1323 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1325 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1328 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1329 Fix markup for strict argument.
1331 (TARGET_SCHED_REORDER2): Fix argument types.
1333 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1334 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1336 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1337 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1339 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1342 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1343 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1344 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1345 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1346 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1348 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1350 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1352 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1353 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1355 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1357 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1360 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1362 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1363 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1365 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1367 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1369 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1370 referring to it. Fix language.
1372 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1374 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1376 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1378 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1380 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1381 '@var{stream}. Remove stray 'and'.
1383 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1385 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1387 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1389 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1390 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1392 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1393 Fix description of return value.
1394 Rename argument "sz" to "len."
1396 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1397 Clarify meaning of 'true' return value.
1399 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1401 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1402 rep_mode versus mode_rep.
1404 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1406 (TARGET_BUILTIN_DECL): Fix name.
1408 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1410 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1412 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1414 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1416 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1418 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1421 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1422 Rename argument tm_fn to md_fn.
1424 (TARGET_OPTION_PRINT): Fix argument list.
1426 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1429 * config/i386/i386.c (ix86_fixup_binary_operands):
1430 Revert FMA4 fixup of operands.
1432 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1435 * Makefile.in (write_entries_to_file, install-plugin):
1436 Use \012 instead of \n with tr.
1438 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1440 * configure.ac (HAVE_AS_REF): New C macro.
1441 * configure: Regenerate.
1442 * config.in: Likewise.
1443 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1445 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1448 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1450 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1452 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1454 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1456 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1458 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1460 (TARGET_BINDS_LOCAL_P): Fix argument type.
1462 (TARGET_ASM_FILE_END): Use prototype.
1464 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1466 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1468 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1470 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1472 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1473 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1475 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1476 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1478 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1479 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1480 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1481 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1483 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1485 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1487 (TARGET_INIT_BUILTINS): Use prototype.
1489 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1490 Put 'const char *' in braces. Fix parameter types.
1491 (TARGET_INVALID_CONVERSION): Fix parameter types.
1492 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1493 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1495 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1498 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1500 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1502 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1504 * doc/tm.texi (TARGET_HELP): Fix return type.
1506 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1507 in braces. Fix argument types.
1509 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1511 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1513 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1515 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1516 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1518 (TARGET_MANGLE_TYPE): Fix argument types.
1520 (TARGET_IRA_COVER_CLASSES): Use prototype.
1522 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1524 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1526 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1528 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1530 (TARGET_CALLEE_COPIES): Fix argument types.
1532 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1534 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1536 (TARGET_FUNCTION_VALUE): Fix argument types.
1538 (TARGET_RETURN_IN_MSB): Fix argument type.
1540 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1542 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1544 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1546 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1547 agree with return type.
1549 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1551 2010-01-15 Jing Yu <jingyu@google.com>
1553 PR rtl-optimization/42691
1554 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1555 a pseudo to a constant and are merged, and adjust comments.
1557 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1559 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1561 2010-01-15 Richard Guenther <rguenther@suse.de>
1564 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1565 labels of computed or non-local gotos to the destination.
1566 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1567 landing pad label is the first label.
1569 2010-01-15 Richard Guenther <rguenther@suse.de>
1571 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1573 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1576 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1577 to allow generation of the xssqrtdp instruction on power7.
1578 (sqrtdf2_fpr): Ditto.
1580 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1583 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1584 functions with noreturn attribute.
1587 * varasm.c (declare_weak): Add weak attribute to decl if it
1588 doesn't have one already.
1589 (assemble_external): Only add decls to weak_decls if they also
1590 have weak attribute.
1592 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1594 * var-tracking.c (var_reg_delete): Don't delete the association
1595 between REGs and values or one-part variables if the register
1598 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1601 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1602 because its first operand is a non-localized variable.
1604 2010-01-14 Martin Jambor <mjambor@suse.cz>
1606 PR tree-optimization/42706
1607 * tree-sra.c (encountered_recursive_call): New variable.
1608 (encountered_unchangable_recursive_call): Likewise.
1609 (sra_initialize): Initialize both new variables.
1610 (callsite_has_enough_arguments_p): New function.
1611 (scan_function): Call decl and flags check only for IPA-SRA, check
1612 whether there is a recursive call and whether it has enough arguments.
1613 (all_callers_have_enough_arguments_p): New function.
1614 (convert_callers): Look for recursive calls only when
1615 encountered_recursive_call is set.
1616 (ipa_early_sra): Bail out either if
1617 !all_callers_have_enough_arguments_p or
1618 encountered_unchangable_recursive_call.
1620 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1622 * sel-sched.c: Add 2010 to copyright years.
1623 * sel-sched-ir.c: Likewise.
1624 * sel-sched-ir.h: Likewise.
1626 2010-01-14 Martin Jambor <mjambor@suse.cz>
1628 PR tree-optimization/42714
1629 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1630 constructors specially.
1632 2010-01-14 Andi Kleen <ak@linux.intel.com>
1634 * config/i386/drivers-i386.c (detect_caches_intel):
1635 Add l2sizekb parameter and fill in.
1636 (host_detect_local_cpu): Add l2sizekb, fill in.
1637 Add Atom small cache heuristic.
1639 2010-01-14 Andi Kleen <ak@linux.intel.com>
1641 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1642 Add level3 parameter and fill in.
1643 (detect_caches_intel): Handle level3 cache.
1645 2010-01-14 Andi Kleen <ak@linux.intel.com>
1647 * config/i386/drivers-i386.c (host_detect_local_cpu):
1648 Fix core duo detection.
1650 2010-01-14 Andi Kleen <ak@linux.intel.com>
1652 * config/i386/drivers-i386.c (host_detect_local_cpu):
1655 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1657 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1658 (rs6000_variable_issue_1): this. Use...
1659 (rs6000_variable_issue): here. Reimplement. Print debug info.
1661 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1663 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1664 sel_restore_notes. Update all callers. Call reemit_notes
1667 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1669 PR rtl-optimization/42246
1670 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1673 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1675 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1676 all successors is the same as number of successors in current region.
1678 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1680 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1681 to rename is not separable. Otherwise check that its LHS is not NULL.
1683 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1685 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1687 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1689 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1690 available registers when failed to discover LHS register class.
1691 Fix indentation. Update comment.
1693 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1694 Alexander Monakov <amonakov@ispras.ru>
1696 PR rtl-optimization/42389
1697 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1699 (advance_state_on_fence): Likewise.
1700 (sel_target_adjust_priority): Print debug output only when
1701 sched_verbose >= 4, not 2.
1702 (get_expr_cost): Do not issue all unique insns on the next cycle.
1703 (fill_insns): Initialize can_issue_more from the value saved
1705 * sel-sched-ir.c (flist_add): New parameter issue_more.
1706 Init FENCE_ISSUE_MORE with it.
1707 (merge_fences): Likewise.
1708 (init_fences): Update call to flist_add.
1709 (add_to_fences, add_clean_fence_to_fences)
1710 (add_dirty_fence_to_fences): Likewise.
1711 (move_fence_to_fences): Update call to merge_fences.
1712 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1714 * sel-sched-ir.h (struct _fence): New field issue_more.
1715 (FENCE_ISSUE_MORE): New accessor macro.
1717 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1719 PR rtl-optimization/42388
1720 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1721 that have no predecessors nor successors. Do not call move_bb_info
1722 for empty blocks outside of current region.
1724 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1726 PR rtl-optimization/42294
1727 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1728 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1729 originators' originators.
1731 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1733 PR rtl-optimization/39453
1734 PR rtl-optimization/42246
1735 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1737 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1739 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1740 Alexander Monakov <amonakov@ispras.ru>
1743 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1744 (maybe_tidy_empty_bb): ... here. Make static. Add new
1745 argument. Update all callers.
1746 (tidy_control_flow): ... and here. Recompute topological order
1747 of basic blocks in region if necessary.
1748 (sel_redirect_edge_and_branch): Change return type. Return true
1749 if topological order might have been invalidated.
1750 (purge_empty_blocks): Export and move from...
1751 * sel-sched.c (purge_empty_blocks): ... here.
1752 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1753 (maybe_tidy_empty_bb): Delete prototype.
1754 (purge_empty_blocks): Declare.
1756 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1758 PR rtl-optimization/42249
1759 * sel-sched.c (try_replace_dest_reg): When chosen register
1760 and original register is the same, do not bail out early, but
1761 still check all original insns for validity of replacing destination
1762 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1765 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1768 Port from no-undefined-overflow branch:
1769 2009-03-09 Richard Guenther <rguenther@suse.de>
1771 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1773 2010-01-14 Richard Guenther <rguenther@suse.de>
1776 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1778 2010-01-14 Ira Rosen <irar@il.ibm.com>
1780 PR tree-optimization/42709
1781 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1782 as scalar type in creation of constant vector operand.
1784 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1787 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1788 (check-parallel-%): Match `testsuite' directory component only
1791 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1793 PR translation/39521
1794 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1797 2010-01-13 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/42730
1800 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1803 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1806 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1807 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1810 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1812 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1813 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1814 ___umulsi3_highpart.
1816 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1817 rather than schedule_insns if the pass is enabled.
1819 2010-01-13 Martin Jambor <mjambor@suse.cz>
1821 PR tree-optimization/42704
1822 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1825 2010-01-13 Martin Jambor <mjambor@suse.cz>
1827 PR tree-optimization/42703
1828 * tree-sra.c (analyze_access_subtree): Check that we can build a
1829 reference to the original data within the aggregate.
1831 2010-01-13 Richard Guenther <rguenther@suse.de>
1833 PR tree-optimization/42705
1834 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1836 2010-01-13 Richard Guenther <rguenther@suse.de>
1839 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1841 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1844 * var-tracking.c (values_to_unmark): New variable.
1845 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1846 values_to_unmark vector. Moved body to...
1847 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1848 instead queue it into values_to_unmark vector.
1849 (vt_find_locations): Free values_to_unmark vector.
1851 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1853 * config/s390/s390.c (override_options): Set
1854 default of max-pending-list-length to 256
1856 2010-01-13 Richard Guenther <rguenther@suse.de>
1859 * tree-pass.h (PROP_gimple_lcx): New.
1860 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1861 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1862 before the final cleanup_eh.
1863 (dump_properties): Dump PROP_gimple_lcx.
1864 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1865 (tree_lower_complex_O0): Remove.
1866 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1867 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1868 tree_lower_complex, schedule TODO_update_ssa.
1869 * lto-streamer-out.c (output_function): Stream the functions
1871 * lto-streamer-in.c (input_function): Likewise.
1872 (lto_read_body): Do not override them here.
1874 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1877 * c-typeck.c (build_c_cast): Fold value cast to union type before
1878 wrapping it in a CONSTRUCTOR.
1880 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1882 PR rtl-optimization/42699
1883 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1886 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1888 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1889 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1890 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1891 SUBTARGET_WARN_UNUSED_SPEC): ... here
1892 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1894 2010-01-12 Julian Brown <julian@codesourcery.com>
1896 * config/arm/neon-schedgen.ml (Utils): Don't try to
1897 open missing module.
1898 (find_with_result): New.
1900 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1903 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1904 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1906 PR tree-optimization/42645
1907 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1908 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1909 decl_map, set processing_debug_stmt to -1 and return name without
1912 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1914 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1915 binutils version, and reword target configuration description.
1917 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1919 * config/avr/avr.h (LINKER_NAME): Remove.
1921 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1924 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1925 that support VSX, warn for -mno-altivec if vsx is not disabled,
1928 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1929 Shujing Zhao <pearly.zhao@oracle.com>
1931 PR translation/42469
1932 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1933 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1934 character between option name and help text.
1935 * c.opt (imultilib): Likewise.
1937 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1939 * lto-streamer-out.c (output_unreferenced_globals): Output static
1942 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1944 PR rtl-optimization/42621
1945 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1946 optimizing for size.
1947 (duplicate_computed_gotos): Remove now-redundant check.
1949 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1952 * configure.ac: Save and restore LDFLAGS and LIBS
1953 * configure: Regenerate.
1955 2010-01-10 Richard Guenther <rguenther@suse.de>
1958 * builtins.c (fold_builtin_strlen): Add type argument and
1959 convert the resulting length to it.
1960 (fold_builtin_1): Adjust.
1962 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1964 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1965 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1967 (num_insns_constant_wide): Adjust for that change.
1969 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1972 * web.c (union_defs): Add used argument, to combine uses of
1974 (entry_register): Adjust type and tests of used argument.
1975 (web_main): Widen used for new use. Pass it to union_defs.
1976 * df.h (union_defs): Adjust prototype.
1978 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1981 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1982 uses in new incoming argument. Free body.
1983 (reset_debug_uses_in_loop): New.
1984 (analyze_insn_to_expand_var): Call the latter if the former found
1985 anything. Fix whitespace. Reject invalid dest overlaps before
1986 going through all insns in the loop.
1988 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1991 * haifa-sched.c (dying_use_p): Debug insns don't count.
1993 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1996 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1997 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1998 (verify_gimple_call): Reject LHS in noreturn calls.
2000 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2004 * tree-vect-loop-manip.c (adjust_info): New type.
2005 (adjust_vec): New pointer to vector.
2006 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2007 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2008 (slpeel_update_phis_for_duplicate_loop): Use them.
2009 (slpeel_update_phi_nodes_for_guard1): Likewise.
2010 (slpeel_update_phi_nodes_for_guard2): Likewise.
2011 (slpeel_tree_peel_loop_to_edge): Likewise.
2012 (vect_update_ivs_after_vectorizer): Likewise.
2014 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2016 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2017 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2019 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2021 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2022 bogus uninitialized warning.
2024 2010-01-09 Richard Guenther <rguenther@suse.de>
2027 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2028 the evolution is compatible with the initial condition.
2030 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2032 * gcc.c (process_command): Update copyright notice dates.
2033 * gcov.c (print_version): Likewise.
2034 * gcov-dump.c (print_version): Likewise.
2035 * mips-tfile.c (main): Likewise.
2036 * mips-tdump.c (main): Likewise.
2038 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2041 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2043 (rotlhi3_8): Delete.
2045 (rotlsi3_8): Delete.
2046 (rotlsi3_16): Delete.
2047 (rotlsi3_24): Delete.
2049 (*rotw<mode>3): New.
2050 (*rotb<mode>3): New.
2051 * config/avr/avr.c (avr_rotate_bytes): New function.
2052 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2054 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2057 * configure.ac: Modify -rdynamic check.
2058 * configure: Regenerate.
2060 2010-01-08 DJ Delorie <dj@redhat.com>
2062 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2063 register popping order.
2065 2010-01-08 Richard Guenther <rguenther@suse.de>
2068 * c.opt (fsigned-char): Also let LTO handle this option.
2069 (funsigned-char): Likewise.
2071 2010-01-07 Richard Guenther <rguenther@suse.de>
2073 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2074 (gimple_op): Likewise.
2075 (gimple_op_ptr): Likewise.
2076 (gimple_assign_set_lhs): Remove gcc_assert.
2077 (gimple_assign_set_rhs1): Likewise.
2078 (gimple_assign_set_rhs2): Likewise.
2079 (gimple_call_set_lhs): Likewise.
2080 (gimple_call_set_fn): Likewise.
2081 (gimple_call_set_fndecl): Likewise.
2082 (gimple_call_fndecl): Likewise.
2083 (gimple_call_return_type): Likewise.
2084 (gimple_call_set_chain): Likewise.
2085 (gimple_call_num_args): Likewise.
2086 (gimple_call_set_arg): Likewise.
2087 (gimple_cond_set_code): Likewise.
2088 (gimple_cond_set_lhs): Likewise.
2089 (gimple_cond_set_rhs): Likewise.
2090 (gimple_cond_set_true_label): Likewise.
2091 (gimple_cond_set_false_label): Likewise.
2092 (gimple_label_set_label): Likewise.
2093 (gimple_goto_set_dest): Likewise.
2094 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2095 (gimple_debug_bind_get_value): Likewise.
2096 (gimple_debug_bind_get_value_ptr): Likewise.
2097 (gimple_debug_bind_set_var): Likewise.
2098 (gimple_debug_bind_set_value): Likewise.
2099 (gimple_debug_bind_reset_value): Likewise.
2100 (gimple_debug_bind_has_value_p): Likewise.
2101 (gimple_return_retval_ptr): Remove gcc_assert.
2102 (gimple_return_retval): Likewise.
2103 (gimple_return_set_retval): Likewise.
2104 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2105 (safe_referenced_var_iterator): Remove.
2106 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2107 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2108 (fill_referenced_var_vec): Remove.
2109 (first_readonly_imm_use): Remove redundant gcc_assert.
2110 (phi_arg_index_from_use): Combine gcc_asserts.
2111 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2112 (first_imm_use_stmt): Remove redundant gcc_assert.
2113 * tree-cfg.c (verify_gimple_call): Verify function and chain
2114 operands. Verify arguments.
2115 (verify_types_in_gimple_stmt): Verify condition code and labels.
2117 2010-01-07 Richard Guenther <rguenther@suse.de>
2119 PR tree-optimization/42641
2120 * sese.c (rename_map_elt_info): Use the SSA name version, do
2123 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2125 PR tree-optimization/42625
2126 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2127 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2129 2010-01-07 Duncan Sands <baldrick@free.fr>
2131 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2133 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2136 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2137 note itself is not function_invariant_p.
2139 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2141 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2142 Do not add the DF_NOTE problem.
2143 * store-motion.c (execute_rtl_store_motion): Likewise.
2145 2010-01-07 Martin Jambor <mjambor@suse.cz>
2147 PR tree-optimization/42157
2148 * tree-sra.c (compare_access_positions): Stabilize sort if both
2149 accesses have integer types, return zero immediately if they are the
2152 2010-01-06 Richard Henderson <rth@redhat.com>
2155 * haifa-sched.c (add_to_note_list): Merge into ...
2156 (concat_note_lists): ... here, and ...
2157 (unlink_other_notes, rm_other_notes): Merge into...
2158 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2159 NOTE_INSN_EPILOGUE_BEG.
2161 2010-01-06 Richard Guenther <rguenther@suse.de>
2163 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2164 not inline regular functions into always-inline functions.
2166 2010-01-06 Nick Clifton <nickc@redhat.com>
2168 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2169 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2171 (OVERRIDE_OPTIONS): Delete.
2172 (OPTIMIZATION_OPTIONS): Define.
2173 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2174 * config/rx/rx.c (rx_handle_option): Issue an error message if
2175 -mcpu=rx200 and -fpu are used together.
2176 (rx_set_optimization_options): New function. Issue an error
2177 message if an optimization attribute attempts to reset the FPU/
2178 math optimization pairing.
2179 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2180 * config/rx/rx.opt: Set the default to 32-bit doubles.
2181 * config/rx/t-rx: Add multilibs for -nofpu option.
2182 * doc/invoke.texi: Update documentation of RX options.
2184 2010-01-06 Richard Guenther <rguenther@suse.de>
2186 * tree-ssa-pre.c (name_to_id): New global.
2187 (alloc_expression_id): Simplify SSA name handling.
2188 (lookup_expression_id): Likewise.
2189 (init_pre): Zero name_to_id.
2190 (fini_pre): Free it.
2192 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2194 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2196 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2199 * config/i386/sse.md (smaxv2di3): New.
2200 (umaxv2di3): Likewise.
2201 (sminv2di3): Likewise.
2202 (uminv2di3): Likewise.
2204 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2207 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2208 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2209 (legitimize_tls_address): Likewise.
2210 (sparc_tls_referenced_p): Likewise.
2211 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2212 and adjust calls to legitimize_pic_address.
2213 (legitimate_constant_p) Use sparc_tls_referenced_p.
2214 (legitimate_pic_operand_p): Likewise.
2215 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2216 (sparc_tls_symbol_ref_1): Delete.
2217 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2218 (legitimize_tls_address): Make static, handle CONST patterns.
2219 (legitimize_pic_address): Make static, remove unused parameter and
2220 adjust recursive calls.
2221 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2222 and adjust call to legitimize_pic_address.
2223 (sparc_output_mi_thunk): Likewise.
2225 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2226 H.J. Lu <hongjiu.lu@intel.com>
2229 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2230 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2231 operands to make them signed.
2234 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2237 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2238 GTU to GT for V4SI and V2DI.
2240 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2241 (umin<mode>3): Removed.
2243 (uminv4si3): Likewise.
2245 2010-01-05 Martin Jambor <mjambor@suse.cz>
2247 PR tree-optimization/42462
2248 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2249 current_function_decl to helper functions and macros.
2251 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2254 * flags.h: Don't include real.h.
2255 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2256 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2257 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2258 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2259 * dominance.c: Update copyright.
2260 * gimple.c (walk_gimple_op): Remove inline.
2261 * tree-ssa-reassoc.c: Include real.h.
2262 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2263 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2265 2010-01-05 Nick Clifton <nickc@redhat.com>
2267 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2268 register to push into the stack frame when the accumulator has to
2269 be saved during interrupts.
2271 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2273 * doc/invoke.texi: Remove the documentation about option
2275 * common.opt (Wunreachable-code): Preserved for backward
2277 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2278 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2279 the backward compatibility flag section.
2281 2010-01-05 Richard Guenther <rguenther@suse.de>
2283 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2285 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2288 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2290 PR tree-optimization/42508
2291 * tree-sra.c (convert_callers): Check for recursive call
2292 by comparing cgraph nodes instead of decls.
2293 (modify_function): Call ipa_modify_formal_parameters also
2294 on all same_body aliases.
2296 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2297 cgraph nodes when checking for same_body aliases.
2299 2010-01-05 Richard Guenther <rguenther@suse.de>
2301 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2302 allocation and lookup.
2303 (get_or_alloc_expr_for_constant): Likewise.
2304 (phi_translate): Sink allocation.
2306 2010-01-04 Richard Guenther <rguenther@suse.de>
2308 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2309 a new entry only if needed.
2310 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2311 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2313 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2315 (phi_translate): Handle CONSTANTs early.
2317 2010-01-04 Martin Jambor <mjambor@suse.cz>
2319 PR tree-optimization/42398
2320 * tree-sra.c (struct access): Removed flag grp_different_types.
2321 (dump_access): Do not dump the removed flag.
2322 (sort_and_splice_var_accesses): Do not set the removed flag.
2323 (sra_modify_expr): Check for type compatibility directly.
2325 2010-01-04 Martin Jambor <mjambor@suse.cz>
2327 PR tree-optimization/42366
2328 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2329 edges with variable number of parameters.
2330 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2331 flag instead of asserting it.
2332 (ipa_read_node_info): Read uses_analysis_done flag.
2334 2010-01-04 Richard Guenther <rguenther@suse.de>
2336 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2337 iterative_hash_* as intended.
2338 (vn_reference_compute_hash): Likewise. Simplify hashing
2340 (vn_reference_lookup_2): Likewise.
2341 (vn_nary_op_compute_hash): Likewise.
2342 (vn_phi_compute_hash): Likewise.
2343 (expressions_equal_p): Remove strange code.
2344 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2345 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2346 (bitmap_insert_into_set_1): Take value-id as parameter.
2347 (add_to_value): Pass it.
2348 (bitmap_insert_into_set): Likewise.
2349 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2351 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2354 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2355 (do_self_spec): For switches with SWITCH_IGNORE set set also
2356 SWITCH_IGNORE_PERMANENTLY.
2357 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2360 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2362 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2363 tree of an unreferenced global var.
2365 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2368 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2369 GTU to GT for V4SI and V2DI.
2371 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2372 (umin<mode>3): Removed.
2374 (uminv4si3): Likewise.
2376 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2379 * collect2.c (main): Turn on trace in collect2 if -v is passed
2382 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2384 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2385 description of expression operand.
2387 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2389 * configure.ac: Add install-html to target_list for Make-hooks.
2390 * configure: Regenerate.
2391 * fortran/Make-lang.in (F95_HTMLFILES): New.
2392 (fortran.html): Use it.
2393 (fortran.install-html): New.
2394 * Makefile.in (install-html): Add lang.install-html.
2395 * java/Make-lang.in (JAVA_HTMLFILES): New.
2396 (java.html): Use it.
2397 (java.install-html): New.
2398 * objc/Make-lang.in (objc.install-html): New.
2399 * objcp/Make-lang.in (obj-c++.install-html): New.
2400 * cp/Make-lang.in (c++.install-html): New.
2401 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2402 * lto/Make-lang.in (lto.install-html): New.
2404 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2407 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2409 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2411 PR rtl-optimization/41862
2412 * store-motion.c (store_killed_in_insn, compute_store_table,
2413 remove_reachable_equiv_notes, replace_store_insn,
2414 build_store_vectors): Ignore all DEBUG_INSNs.
2416 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2419 * common.opt: Add dumpdir.
2421 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2423 (option_map): Add --dumpdir.
2425 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2427 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2429 * opts.c (decode_options): Try dump_dir_name first if
2430 dump_base_name isn't an absolute path.
2431 (common_handle_option): Handle OPT_dumpdir.
2433 * toplev.c (dump_dir_name): New.
2434 (print_switch_values): Also ignore -dumpdir.
2436 * toplev.h (dump_dir_name): New.
2438 2010-01-03 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/42589
2441 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2442 double-word expansion of bswap32.
2444 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2446 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2447 with BLOCK_FOR_INSN.
2448 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2449 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2450 noce_process_if_block): Likewise.
2451 * gcse.c (compute_local_properties, insert_expr_in_table,
2452 insert_set_in_table, canon_list_insert, find_avail_set,
2453 pre_insert_copy_insn): Likewise.
2455 * basic-block.h (BLOCK_NUM): Move from here...
2456 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2458 2010-01-03 Richard Guenther <rguenther@suse.de>
2460 PR tree-optimization/42438
2461 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2462 contains_may_not_return_call flag.
2463 (BB_MAY_NOTRETURN): New.
2464 (valid_in_sets): Trapping nary operations are not valid
2465 in blocks that may not return.
2466 (insert_into_preds_of_block): Remove check for trapping expressions.
2467 (compute_avail): Compute also BB_MAY_NOTRETURN.
2469 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2471 * doc/invoke.texi: Add 2010 to copyright years.
2473 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2475 * config/sparc/sparc.c: Fix formatting nits.
2477 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2478 Alexander Monakov <amonakov@ispras.ru>
2480 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2482 2010-01-02 Richard Guenther <rguenther@suse.de>
2485 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2486 (simplify_switch_using_ranges): Mark to be removed edges
2489 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2491 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2493 * collect2.c (scan_libraries): Add missing argument in call to
2496 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2499 * config/alpha/predicates.md (aligned_memory_operand): Return false
2501 (unaligned_memory_operand): Return true for CQImode.
2502 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2503 doesn not cross aligned SImode word boundary.
2505 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2507 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2509 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2510 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2512 2010-01-02 Richard Guenther <rguenther@suse.de>
2515 * toplev.c (compile_file): Emit LTO marker properly. Change
2517 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2519 2010-01-01 Richard Guenther <rguenther@suse.de>
2522 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2524 2010-01-01 Richard Guenther <rguenther@suse.de>
2527 * c-decl.c (grokdeclarator): For zero-size arrays force
2528 structural equality checks as layout_type does.
2530 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2532 * builtins.c: Update copyright to 2010.
2534 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2537 * lto-streamer-out.c (produce_asm): Revert the last change.
2538 (copy_function): Likewise.
2540 * lto-streamer.c (lto_get_section_name): Skip any leading
2543 2010-01-01 Richard Guenther <rguenther@suse.de>
2546 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2550 Copyright (C) 2010 Free Software Foundation, Inc.
2552 Copying and distribution of this file, with or without modification,
2553 are permitted in any medium without royalty provided the copyright
2554 notice and this notice are preserved.