| blob | e724239e8fe50c71f7b9b260f2d2d19883cd8392 |
1 2010-02-19 Mike Stump <mikestump@comcast.net>
3 PR objc/43061
4 * cgraphunit.c (process_function_and_variable_attributes): Check
5 DECL_PRESERVE_P instead of looking up attribute "used".
6 * ipa-pure-const.c (check_decl): Likewise.
7 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
9 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
10 instead of attribute "used".
11 * config/sol2-c.c (solaris_pragma_init): Likewise.
12 (solaris_pragma_fini): Likewise.
14 2010-02-19 Jakub Jelinek <jakub@redhat.com>
16 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
17 Use XCNEW instead of xcalloc.
18 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
19 XNEW instead of xmalloc.
20 (get_fields): Use XNEWVEC instead of xmalloc.
22 PR debug/43084
23 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
24 populate vars array.
25 (create_new_general_access): For debug stmts just reset value.
26 (get_stmt_accesses): For accesses within debug stmts just record them
27 using add_access_to_acc_sites instead of preventing the peeling or
28 counting them as accesses.
30 PR middle-end/42233
31 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
33 2010-02-19 Richard Guenther <rguenther@suse.de>
35 PR tree-optimization/42916
36 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
37 instructions.
39 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
41 * configure.ac: Replace all uses of changequote in macro arguments
42 with proper quoting.
44 2010-02-19 Jakub Jelinek <jakub@redhat.com>
46 PR middle-end/42233
47 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
49 2010-02-19 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/42944
52 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
53 test for aliasing with errno.
55 2010-02-19 Jakub Jelinek <jakub@redhat.com>
57 PR middle-end/42233
58 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
59 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
60 * dojump.c: Include output.h.
61 (inv): New inline function.
62 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
63 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
64 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
65 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
66 argument, pass it down to other calls.
67 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
68 add REG_BR_PROB note to the conditional jump.
69 * cfgexpand.c (add_reg_br_prob_note): Removed.
70 (expand_gimple_cond): Don't call it, add the probability
71 as last argument to jumpif_1/jumpifnot_1.
72 * Makefile.in (dojump.o): Depend on output.h.
73 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
74 callers.
75 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
76 * stmt.c (do_jump_if_equal): Likewise.
77 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
78 * loop-unswitch.c (compare_and_jump_seq): Likewise.
79 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
80 Likewise.
81 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
82 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
83 jumpifnot_1 callers.
84 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
85 callers.
86 (store_expr): Adjust jumpifnot caller.
87 (store_constructor): Adjust jumpif caller.
89 PR middle-end/42233
90 * gimplify.c (gimple_boolify): For __builtin_expect call
91 gimple_boolify also on its first argument.
93 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
95 * configure.ac (gnu-unique-object): Wrap regexps using [] in
96 changequote block.
97 (__stack_chk_fail): Ditto. Remove quadrigraphs.
98 * configure: Regenerated.
100 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
102 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
103 lang_hooks.types_compatible_p instead of comptypes.
105 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
107 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
108 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
109 if __prefer_thumb__ is defined.
111 2010-02-18 Martin Jambor <mjambor@suse.cz>
113 PR tree-optimization/43066
114 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
115 array with zero-sized element type.
117 2010-02-18 Jakub Jelinek <jakub@redhat.com>
119 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
120 rtx, allocate struct var_loc_node here and return it to the
121 caller, and only if it is actually needed.
122 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
123 move it earlier and return immediately if it returns NULL.
125 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
127 * config/sparc/gas.h: New file. Restore
128 TARGET_ASM_NAMED_SECTION to its ELF default.
129 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
130 check !HAVE_GNU_AS.
131 * config/sparc/sparc.c (sparc_elf_asm_named_section):
132 Likewise. Add ATTRIBUTE_UNUSED to prototype.
133 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
134 after sparc/sysv4.h.
136 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
138 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
140 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
142 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
143 patterns from predicated pattern.
145 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
147 PR target/43103
148 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
149 for insn mnemonic suffix.
151 2010-02-17 Richard Guenther <rguenther@suse.de>
153 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
154 to loop PHI nodes.
156 2010-02-17 Jakub Jelinek <jakub@redhat.com>
158 PR debug/42918
159 * caller-save.c (save_call_clobbered_regs): If BB ends with
160 a DEBUG_INSN, move any notes in between last real insn and the last
161 DEBUG_INSN after the last DEBUG_INSN.
163 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
165 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
166 Fix return type. Fix argument type. Explain meaning of return value.
168 2010-02-16 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/41043
171 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
172 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
173 statements ...
174 (vrp_visit_phi_node): ... but only for loop PHI nodes.
176 2010-02-16 Ira Rosen <irar@il.ibm.com>
178 PR tree-optimization/43074
179 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
180 * tree-vect-loop.c (vect_analyze_loop_operations): Add
181 vectorizable cycles in hybrid SLP check.
182 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
184 2010-02-16 Richard Guenther <rguenther@suse.de>
186 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
187 (true_dependence): If memrefs_conflict_p computes must-alias
188 trust it. Move TBAA check after offset-based disambiguation.
189 (canon_true_dependence): Likewise.
191 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
193 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
194 * doc/invoke.texi: Document it.
195 * var-tracking.c: Include toplev.h and params.h.
196 (vt_find_locations): Return bool indicating success. Compute
197 hash sizes unconditionally. Check new parameter, report.
198 (variable_tracking_main_1): Check vt_find_locations results and
199 retry. Renamed from...
200 (variable_tracking_main): ... this. New wrapper to preserve
201 flag_var_tracking_assignments.
202 * Makefile.in (var-tracking.o): Adjust dependencies.
204 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
205 Jakub Jelinek <jakub@redhat.com>
207 PR target/42854
208 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
209 if weak_import attribute is present.
210 * config/darwin.c (machopic_select_section): Likewise.
212 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
214 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
215 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
216 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
217 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
219 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
221 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
222 Fix argument types.
224 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
225 Rewrite text to refer to the names.
227 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
229 * config/i386/i386-builtin-types.def
230 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
231 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
232 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
233 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
234 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
235 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
236 IX86_BUILTIN_VPERMIL2PS256.
237 (MULTI_ARG_4_DF2_DI_I): Defined.
238 (MULTI_ARG_4_DF2_DI_I1): Defined.
239 (MULTI_ARG_4_SF2_SI_I): Defined.
240 (MULTI_ARG_4_SF2_SI_I1): Defined.
241 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
242 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
243 __builtin_ia32_vpermil2ps256.
244 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
245 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
246 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
247 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
248 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
249 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
250 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
251 CODE_FOR_xop_vpermil2v8sf3.
252 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
253 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
254 * config/i386/xopintrin.h (_mm_permute2_pd): New.
255 (_mm256_permute2_pd): New.
256 (_mm_permute2_ps): New.
257 (_mm256_permute2_ps): New.
259 2010-02-15 Nick Clifton <nickc@redhat.com>
261 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
262 boolean parameters. Use emit_jump_insn when emitting a pop
263 instruction containing a return insn.
264 (push): Use 'true' rather than '1' as second parameter to F.
265 (h8300_expand_prologue): Likewise.
266 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
267 (h8300_expand_epilogue): Likewise.
269 2010-02-15 Richard Guenther <rguenther@suse.de>
271 PR middle-end/43068
272 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
273 if that is zero.
275 2010-02-15 Nick Clifton <nickc@redhat.com>
277 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
278 delta.
280 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
282 * intl.c (fake_ngettext): New function.
283 * intl.h (fake_ngettext): Declare.
284 (ngettext): Define macro.
285 * collect2.c (notice_translated): New function.
286 (main): Use notice_translated and ngettext.
287 * collect2.h (notice_translated): Declare.
289 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
291 * reorg.c (delete_computation): Comment fixes.
292 * caller-save.c (setup_save_areas): Idem.
293 * sel-sched-dump.c (dump_lv_set): Idem.
294 * rtl.def: Idem.
296 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
298 * config/s390/s390.c (s390_sched_init): New function.
299 (TARGET_SCHED_INIT): Target hook defined.
301 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
302 Jack Howarth <howarth@bromo.med.uc.edu>
303 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
305 PR target/42982
306 Partial revert of unintended change in fix for PR41605.
307 * config/darwin.h: Fix typo.
308 * config/darwin9.h: Same.
310 2010-02-11 Jakub Jelinek <jakub@redhat.com>
312 * c-pch.c (pch_init): Clear v.
314 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
316 PR middle-end/42930
317 * graphite-scop-detection.c (graphite_can_represent_scev): Call
318 graphite_can_represent_init for MULT_EXPR.
320 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
322 PR middle-end/42914
323 PR middle-end/42530
324 * graphite-sese-to-poly.c (remove_phi): New.
325 (translate_scalar_reduction_to_array): Call remove_phi.
327 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
329 PR middle-end/42771
330 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
331 * graphite-clast-to-gimple.h (gloog): Update declaration.
332 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
333 * graphite-poly.h (struct poly_bb): Add missing comments.
334 (struct scop): Add poly_scop_p field.
335 (POLY_SCOP_P): New.
336 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
337 * graphite.c (graphite_transform_loops): Build the polyhedral
338 representation for each scop before code generation.
339 * sese.c (rename_variables_in_operand): Removed.
340 (rename_variables_in_expr): Return the renamed expression.
341 (rename_sese_parameters): New.
342 * sese.h (rename_sese_parameters): Declared.
344 2010-02-11 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/42998
347 * tree-ssa-pre.c (create_expression_by_pieces): Treat
348 POINTER_PLUS_EXPR properly.
350 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
351 Changpeng Fang <changpeng.fang@amd.com>
353 PR middle-end/40886
354 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
355 the cost of an IV candidate when the IV is used in a test against zero.
357 * gcc.dg/tree-ssa/ivopts-3.c: New.
359 2010-02-11 Richard Guenther <rguenther@suse.de>
361 PR lto/41664
362 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
363 pointer-vs-decl case by swapping refs. Handle some cases
364 of pointer-vs-decl disambiguations more conservatively.
365 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
366 to false after expanding.
368 2010-02-11 Richard Guenther <rguenther@suse.de>
370 PR driver/43021
371 * gcc.c (process_command): Handle LTO file@offset case more
372 appropriately.
374 2010-02-11 Jakub Jelinek <jakub@redhat.com>
376 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
377 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
378 of DEBUG_INSNs.
379 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
381 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
382 if MEM's mode size isn't DWARF2_ADDR_SIZE.
383 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
384 Optimize eq/ne comparisons when both arguments are known to be
385 zero-extended.
386 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
387 Don't mask operands unnecessarily if they are known to be already
388 zero-extended.
390 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
392 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
393 instead of loop.
395 2010-02-10 Richard Guenther <rguenther@suse.de>
397 PR tree-optimization/43017
398 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
399 for wrapping signed arithmetic.
401 2010-02-10 Jakub Jelinek <jakub@redhat.com>
403 PR debug/43010
404 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
405 if no debug info should be emitted for it.
407 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
409 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
410 note when flag_exceptions is set.
412 2010-02-10 Duncan Sands <baldrick@free.fr>
414 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
416 2010-02-10 Richard Guenther <rguenther@suse.de>
418 PR c/43007
419 * tree.c (get_unwidened): Handle constants.
420 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
422 2010-02-10 Martin Jambor <mjambor@suse.cz>
424 PR lto/42985
425 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
426 check for variable argument counts independently.
428 2010-02-10 Christian Bruel <christian.bruel@st.com>
430 PR target/42841
431 * config/sh/sh.c (find_barrier): Increase length for non delayed
432 conditional branches.
434 2010-02-10 Christian Bruel <christian.bruel@st.com>
436 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
438 2010-02-10 Jakub Jelinek <jakub@redhat.com>
440 * builtins.c (set_builtin_user_assembler_name): Also handle
441 ffs if int is smaller than word.
443 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
445 PR middle-end/42973
446 * ira-conflicts.c (get_dup): Remove.
447 (process_reg_shuffles): Add new parameter. Use it as an
448 additional guard for copy generation.
449 (add_insn_allocno_copies): Rewrite.
451 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
453 * common.opt (fsched2-use-traces): Preserved for backward
454 compatibility.
455 * doc/invoke.texi: Remove the documentation about option
456 -fsched2-use-traces.
457 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
458 flag_sched2_use_traces.
459 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
460 the backward compatibility flag section.
462 2010-02-09 Richard Guenther <rguenther@suse.de>
464 PR tree-optimization/43008
465 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
466 make HEAP variables initialized from global memory if they
467 are not known builtin functions.
468 (find_func_aliases): Adjust.
470 2010-02-09 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/43000
473 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
474 arithmetic manually.
476 2010-02-08 Jakub Jelinek <jakub@redhat.com>
478 PR tree-optimization/42931
479 * tree-loop-linear.c (try_interchange_loops): Don't call
480 double_int_mul if estimated_loop_iterations failed.
482 2010-02-08 Martin Jambor <mjambor@suse.cz>
484 PR middle-end/42898
485 * tree-sra.c (build_accesses_from_assign): Do not mark in
486 should_scalarize_away_bitmap if stmt has volatile ops.
487 (sra_modify_assign): Do not process assigns piecemeal if if stmt
488 has volatile ops.
490 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
492 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
494 2010-02-07 Adam Nemet <adambnmet@gmail.com>
496 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
497 before the pattern.
499 2010-02-07 Andrew Pinski <pinskia@gmail.com>
501 PR middle-end/42946
502 * df-core.c (df_finish_pass): Change type of saved_flags to int.
504 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
506 PR middle-end/42988
507 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
508 to unknown_dependence.
509 (graphite_legal_transform_dr): Handle the unknown_dependence.
510 (graphite_carried_dependence_level_k): Same.
512 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
514 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
516 2010-02-07 Richard Guenther <rguenther@suse.de>
518 PR middle-end/42991
519 * expr.c (get_inner_reference): Always initialize *pbitsize.
521 2010-02-07 Richard Guenther <rguenther@suse.de>
523 PR middle-end/42956
524 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
525 new ARRAY_REFs on variable size element or minimal index arrays.
526 Complete.
527 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
528 gimple_fold_indirect_ref.
530 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
532 PR target/42957
533 * arm.c (arm_override_options): Just return if the user has specified
534 an invalid fpu name.
536 2010-02-03 Jason Merrill <jason@redhat.com>
538 PR c++/42870
539 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
540 i386_pe_maybe_record_exported_symbol.
542 2010-02-05 Steve Ellcey <sje@cup.hp.com>
544 PR target/42924
545 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
546 (pa_delegitimize_address): New function.
548 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
550 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
551 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
553 2010-02-05 Richard Guenther <rguenther@suse.de>
555 PR lto/42762
556 * lto-streamer-in.c (get_resolution): Deal with references
557 to undefined functions.
559 2010-02-05 Richard Guenther <rguenther@suse.de>
561 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
562 (fold_const_aggregate_ref): Likewise.
563 (ccp_fold_stmt): Substitute loads.
564 (maybe_fold_reference): Verify types before substituting.
565 Unshare properly.
566 (fold_gimple_assign): Unshare properly.
567 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
569 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
571 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
572 for rs6000_gen_cell_microcode.
574 2010-02-04 Richard Guenther <rguenther@suse.de>
576 PR rtl-optimization/42952
577 * dse.c (const_or_frame_p): Remove MEM handling.
579 2010-02-04 Nick Clifton <nickc@redhat.com>
581 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
582 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
583 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
584 (mn10300_asm_output_mi_thunk): New function.
585 (mn10300_can_output_mu_thunk): New function.
586 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
587 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
588 (FUNCTION_ARG): Delete incorrect comment.
590 2010-02-03 Jason Merrill <jason@redhat.com>
592 PR c++/40138
593 * fold-const.c (operand_equal_p): Handle erroneous types.
595 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
597 * config/h8300/h8300.md (can_delay): Fix attibute condition.
599 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
601 PR rtl-optimization/42941
602 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
603 of xmalloc.
605 2010-02-03 Jason Merrill <jason@redhat.com>
607 PR c++/35652
608 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
610 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
612 PR debug/42896
613 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
614 hash.
615 (cselib_reset_table): Renamed from...
616 (cselib_reset_table_with_next_value): ... this.
617 (cselib_get_next_uid): Renamed from...
618 (cselib_get_next_unknown_value): ... this.
619 * cselib.c (next_uid): Renamed from...
620 (next_unknown_value): ... this.
621 (cselib_clear_table): Adjust.
622 (cselib_reset_table): Adjust. Renamed from...
623 (cselib_reset_table_with_next_value): ... this.
624 (cselib_get_next_uid): Adjust. Renamed from...
625 (cselib_get_next_unknown_value): ... this.
626 (get_value_hash): Use hash.
627 (cselib_hash_rtx): Likewise.
628 (new_cselib_val): Adjust. Set and dump uid.
629 (cselib_lookup_mem): Pass next_uid as hash.
630 (cselib_subst_to_values): Likewise.
631 (cselib_log_lookup): Dump uid.
632 (cselib_lookup): Pass next_uid as hash. Adjust.
633 (cselib_process_insn): Adjust.
634 (cselib_init): Initialize next_uid.
635 (cselib_finish): Adjust.
636 (dump_cselib_table): Likewise.
637 * dse.c (canon_address): Dump value uid.
638 * print-rtl.c (print_rtx): Print value uid.
639 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
640 (dvuid): New type.
641 (dv_uid): New function, sort of renamed from...
642 (dv_htab_hash): ... this, reimplemented in terms of it and...
643 (dv_uid2hash): ... this. New.
644 (variable_htab_eq): Drop excess assertions.
645 (tie_break_pointers): Removed.
646 (canon_value_cmp): Compare uids.
647 (variable_post_merge_New_vals): Print uids.
648 (vt_add_function_parameters): Adjust.
649 (vt_initialize): Reset table. Adjust.
651 2010-02-03 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/42944
654 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
655 (call_may_clobber_ref_p_1): Likewise. Properly handle
656 malloc and calloc clobbering errno.
658 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
660 * doc/invoke.texi: Fix name of sched1 dump.
662 * opts.c (decode_options): Set flag_tree_switch_conversion
663 only conditionally on optimize >= 2.
665 * gcse.c: Assorted comment fixes in pass description.
667 2010-02-03 Anthony Green <green@moxielogic.com>
669 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
670 nop padding in order to maintain alignment of storage location of
671 target function address.
672 (moxie_trampoline_init): Store target function address at newly
673 aligned location.
674 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
675 to 32.
676 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
678 2010-02-03 Richard Guenther <rguenther@suse.de>
680 PR middle-end/42927
681 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
683 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
685 * config.gcc: Reenable check for obsolete targets.
686 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
687 mips-sgi-irix6.[0-4]*.
689 2010-02-02 Nick Clifton <nickc@redhat.com>
691 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
692 constant size of 4 as being the same as 0.
693 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
694 can take values in the range 0..4.
696 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
698 PR java/41991
699 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
700 as _darwin10_Unwind_FindEnclosingFunction().
701 * libgcc-libsystem.ver: New.
703 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
705 PR target/41399
706 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
707 implicitly set registers.
709 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
711 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
712 (arm_override_options): Allow automatic selection of the thread
713 pointer register if thumb2.
714 (legitimize_pic_address): Improve code sequences for Thumb2.
715 (arm_call_tls_get_addr): Likewise.
716 (legitimize_tls_address): Likewise.
717 * arm.md (pic_load_addr_arm): Delete. Replace with ...
718 (pic_load_addr_32bit): ... this. New named pattern.
719 * thumb2.md (pic_load_addr_thumb2): Delete.
720 (pic_load_dot_plus_four): Delete.
721 (tls_load_dot_plus_four): New named pattern.
723 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
725 PR libgomp/29986
726 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
727 Document fix for TLS bug.
729 2010-01-31 Richard Guenther <rguenther@suse.de>
731 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
732 conservatively correct.
734 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
736 PR target/42850
737 Revert:
738 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
740 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
742 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
744 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
746 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
748 * config.gcc: Adjust order of makefile fragments for mingw targets.
750 2010-01-31 Richard Guenther <rguenther@suse.de>
752 PR middle-end/42898
753 * gimplify.c (gimplify_init_constructor): For volatile LHS
754 initialize a temporary.
756 2010-01-31 Matthias Klose <doko@ubuntu.com>
758 * configure.ac: Fix __stack_chk_fail check for cross builds configured
759 --with-headers
760 * configure: Regenerate.
762 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
764 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
765 the same alias set and their sizes different constantness.
766 (aliasing_component_refs_p): Revert 2009-10-24 change.
768 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
770 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
771 unused.
773 2010-01-29 Richard Guenther <rguenther@suse.de>
775 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
776 Assert we successfully updated the call.
778 2010-01-29 Jakub Jelinek <jakub@redhat.com>
780 PR rtl-optimization/42889
781 * df.h (df_set_bb_dirty_nonlr): New prototype.
782 * df-core.c (df_set_bb_dirty_nonlr): New function.
783 * df-scan.c (df_insn_rescan): Call it instead of
784 df_set_bb_dirty for DEBUG_INSNs.
786 2010-01-29 Richard Guenther <rguenther@suse.de>
788 PR middle-end/37448
789 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
790 quadratic behavior in most cases.
792 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
794 PR target/42891
795 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
796 in the call to gen_x86_movsicc_0_m1.
798 2010-01-28 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/42871
801 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
803 2010-01-28 Richard Guenther <rguenther@suse.de>
805 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
806 into call arguments.
808 2010-01-28 Richard Guenther <rguenther@suse.de>
810 PR middle-end/42883
811 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
812 the forwarder if the destination is an EH landing pad.
814 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
816 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
817 block list passed to gimple_duplicate_sese_tail.
818 (parallelize_loops): Avoid parallelization when the function
819 has_nonlocal_label.
820 Avoid parallelization when the preheader is IRREDUCIBLE.
821 Try to optimize when estimated_loop_iterations_int is unresolved.
822 Add the loop's location to the dump file.
823 * tree-cfg.c (add_phi_args_after_redirect): Remove.
824 (gimple_duplicate_sese_tail): Remove the check for the latch.
825 Redirect nexits to the exit block.
826 Remove handling of the incoming edges to the latch.
827 Redirect the backedge from the copied latch to the exit bb.
829 2010-01-28 Michael Matz <matz@suse.de>
831 PR target/42881
832 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
833 Wrap force_reg into a sequence, emit it before user.
835 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
837 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
838 (arm_rev): New.
839 (arm_legacy_rev): Likewise.
840 (thumb_legacy_rev): Likewise.
842 2010-01-27 Jakub Jelinek <jakub@redhat.com>
844 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
845 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
846 on MEM's address failed, try avoid_constant_pool_reference and
847 recurse if it returned something different.
848 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
849 address, try avoid_constant_pool_reference and recurse if it
850 returned something different.
851 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
852 address and avoid_constant_pool_reference returned something
853 different, don't set have_address.
855 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
857 PR debug/42861
858 * var-tracking.c (val_store): Add modified argument, obey it.
859 Adjust callers.
860 (count_uses): Move down logging of main.
861 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
862 don't need resolution.
863 (emit_notes_in_bb): Likewise.
865 2010-01-27 Richard Guenther <rguenther@suse.de>
867 PR middle-end/42878
868 * tree-inline.c (remap_decl): Delay remapping of SSA name
869 default definitions until we need them.
871 2010-01-27 Jakub Jelinek <jakub@redhat.com>
873 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
874 (rs6000_delegitimize_address): New function.
876 * config/s390/s390.c (s390_delegitimize_address): Call
877 delegitimize_mem_from_attrs.
879 PR middle-end/42874
880 * tree-inline.c (cannot_copy_type_1): Removed.
881 (copy_forbidden): Don't forbid copying of functions containing
882 records/unions with variable length fields.
884 2010-01-27 Christian Bruel <christian.bruel@st.com>
886 Revert:
887 PR target/42841
888 * config/sh/sh.c (find_barrier): Increase length for non delayed
889 conditional branches.
891 2010-01-27 Matthias Klose <doko@ubuntu.com>
893 * configure.ac (gnu-unique-object): Fix ldd version check.
894 * configure: Regenerate.
896 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
898 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
899 HAVE_GNU_AS value.
900 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
901 Test for HAVE_GNU_AS value.
903 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
905 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
906 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
907 INT64_TYPE): Define.
908 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
909 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
910 INT_LEAST64_TYPE): Define.
911 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
912 UINT_LEAST64_TYPE): Define.
913 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
914 INT_FAST64_TYPE): Define.
915 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
916 UINT_FAST64_TYPE): Define.
917 (INTMAX_TYPE, UINTMAX_TYPE): Define.
918 (INTPTR_TYPE, UINTPTR_TYPE): Define.
919 (SIG_ATOMIC_TYPE): Define.
921 2010-01-26 Richard Guenther <rguenther@suse.de>
923 * df-scan.c (df_scan_set_bb_info): Remove assert.
924 (df_insn_rescan_debug_internal): Merge asserts.
925 (df_install_ref): Likewise.
926 (df_mark_reg): Use bitmap_set_range.
927 (df_hard_reg_used_p): Remove assert.
928 (df_hard_reg_used_count): Likewise.
930 2010-01-26 Richard Guenther <rguenther@suse.de>
932 PR rtl-optimization/42685
933 * web.c (web_main): Ignore DEBUG_INSNs.
935 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
937 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
939 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
940 Fix types of fndecl and arglist parameters.
942 2010-01-26 Richard Guenther <rguenther@suse.de>
944 PR middle-end/42806
945 * tree-eh.c (unsplit_eh): Skip debug insns.
947 2010-01-26 Richard Guenther <rguenther@suse.de>
949 PR tree-optimization/42250
950 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
952 2010-01-26 Jakub Jelinek <jakub@redhat.com>
954 PR fortran/42866
955 * omp-low.c (expand_omp_sections): Only use single_pred if
956 l2_bb is single_pred_p.
958 2010-01-25 Christian Bruel <christian.bruel@st.com>
960 PR target/42841
961 * config/sh/sh.c (find_barrier): Increase length for non delayed
962 conditional branches.
963 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
965 2010-01-24 David S. Miller <davem@davemloft.net>
967 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
968 define if not using GAS.
969 * config/sparc/sparc.c (sparc_elf_asm_named_section):
970 Likewise. Delete SECTION_MERGE code, which is only applicable
971 when using GAS.
973 2010-01-24 Mark Mitchell <mark@codesourcery.com>
975 PR c++/42748
976 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
977 mangling of va_list in system headers.
979 2010-01-23 Toon Moene <toon@moene.org>
981 * tree-predcom.c (combine_chains): Return NULL, not false.
983 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
985 * tree-loop-distribution.c (distribute_loop): Fix declaration and
986 initialization of variable res to agree with return type.
988 2010-01-22 Steve Ellcey <sje@cup.hp.com>
990 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
991 * tree-sra.c: Add include of expr.h.
993 2010-01-22 Jakub Jelinek <jakub@redhat.com>
995 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
996 insert the debug stmt on the single non-EH edge from the stmt.
998 2010-01-22 Richard Henderson <rth@redhat.com>
1000 PR tree-opt/42833
1001 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1002 the RHS until after generate_subtree_copies has insertted its
1003 code before the current statement.
1005 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1007 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1009 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1011 2010-01-21 Martin Jambor <mjambor@suse.cz>
1013 PR tree-optimization/42585
1014 * tree-sra.c (struct access): New field grp_total_scalarization.
1015 (dump_access): Dump the new field.
1016 (should_scalarize_away_bitmap): New variable.
1017 (cannot_scalarize_away_bitmap): Likewise.
1018 (sra_initialize): Allocate new bitmaps.
1019 (sra_deinitialize): Free new bitmaps.
1020 (create_access_1): New function.
1021 (create_access): Parts moved to create_access_1.
1022 (type_consists_of_records_p): New function.
1023 (completely_scalarize_record): Likewise.
1024 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1025 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1026 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1027 access.
1028 (analyze_all_variable_accesses): Completely scalarize small eligible
1029 records.
1031 2010-01-21 Martin Jambor <mjambor@suse.cz>
1033 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1035 2010-01-21 Andrew Haley <aph@redhat.com>
1037 * gcc.c (process_command): Move lang_specific_driver before
1038 setting cc_libexec_prefix.
1040 2010-01-21 Richard Guenther <rguenther@suse.de>
1042 PR middle-end/19988
1043 * fold-const.c (negate_expr_p): Pretend only negative
1044 real constants are easily negatable.
1046 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1047 Jason Merrill <jason@redhat.com>
1049 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1050 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1051 * calls.c (initialize argument_information): Handle it.
1052 * c-common.c (handle_transparent_union_attribute): Use new name.
1053 * c-decl.c (finish_struct): Ditto.
1054 * c-typeck.c (type_lists_compatible_p): Ditto.
1055 (convert_for_assignment): Use new name and also handle record.
1056 * function.c (aggregate_value_p): Handle it.
1057 (pass_by_reference): Ditto.
1058 (assign_parm_data_types): Ditto.
1059 * print-tree.c (print_node): Ditto.
1060 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1061 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1062 * tree.c (first_field): New fn.
1064 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1066 PR target/42818
1067 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1068 even when linking statically, for now.
1070 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1072 PR debug/42715
1073 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1074 without a cselib val.
1075 (count_uses): Accept MO_VAL_SET with no val on stores.
1076 (add_stores): Likewise.
1078 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1080 * var-tracking.c (check_value_val): Add a compile time assertion.
1081 (dv_is_decl_p): Simplify.
1082 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1083 gcc_assert if ENABLE_CHECKING.
1085 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1087 PR debug/42782
1088 * var-tracking.c: Include tree-flow.h.
1089 (mem_dies_at_call): New.
1090 (dataflow_set_preserve_mem_locs): Use it.
1091 (dataflow_set_remove_mem_locs): Likewise.
1092 (dump_var): Renamed from dump_variable. Adjust all callers.
1093 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1094 * Makefile.in (var-tracking.o): Adjust deps.
1096 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1098 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1100 2010-01-20 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/42717
1103 * tree-ssa-dce.c (get_live_post_dom): Remove.
1104 (forward_edge_to_pdom): Take an arbitrary edge to copy
1105 degenerate PHI args from.
1106 (remove_dead_stmt): Use the first post-dominator even if it
1107 does not contain live statements as redirection destination.
1109 2010-01-20 Richard Guenther <rguenther@suse.de>
1111 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1113 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1115 * sel-sched.c (create_speculation_check): Remove set but not used
1116 variable twin.
1117 (try_transformation_cache): Remove set but not used variable ds.
1118 (calculate_privileged_insns): Remove set but not used variables
1119 cur_insn and min_spec_insn.
1120 (find_best_expr): Remove set but not used variable avail_n.
1121 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1122 variable e.
1123 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1124 false_label.
1125 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1126 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1127 new_scop_exit_edge.
1129 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1131 PR bootstrap/42786
1132 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1133 cpu types. Add support for *-sse3 cpu types.
1134 (x86_64-*-*): Ditto.
1136 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1138 PR middle-end/42803
1139 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1140 argument, call initializer_constant_valid_p_1 instead of
1141 initializer_constant_valid_p, pass CACHE to it, return NULL
1142 immediately if first call returns NULL.
1143 (initializer_constant_valid_p_1): New function.
1144 (initializer_constant_valid_p): Use it.
1146 2010-01-20 Thomas Quinot <quinot@adacore.com>
1148 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1150 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1152 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1153 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1154 (loc_list_from_tree): Don't handle unsigned division. Handle
1155 signed modulo using DW_OP_{over,over,div,mul,minus}.
1156 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1157 modulo instead of signed.
1159 2010-01-20 DJ Delorie <dj@redhat.com>
1161 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1162 (Fpa): Pass it
1163 (h8300_emit_stack_adjustment): Propogate it.
1164 (push): Pass it.
1165 (h8300_expand_prologue): Likewise.
1166 (h8300_expand_epilogue): Likewise.
1168 2010-01-19 Michael Matz <matz@suse.de>
1170 PR tree-optimization/41783
1171 * tree-data-ref.c (toplevel): Include flags.h.
1172 (dump_data_dependence_relation): Also dump the inputs if the
1173 result will be unknown.
1174 (split_constant_offset_1): Look through some conversions.
1175 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1176 the offset from last element is too large.
1177 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1178 (reassociate_to_the_same_stmt): Handle vector registers.
1179 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1180 (e.g. conversions).
1181 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1182 wide_prolog_niters argument, emit widening instructions.
1183 (vect_do_peeling_for_alignment): Adjust caller, use widened
1184 variant of the iteration cound.
1185 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1187 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1189 PR target/38697
1190 * config/arm/neon-testgen.m (emit_automatics): New parameter
1191 features. Adjust for Fixed_return_reg feature.
1192 (test_intrinsic): Call emit_automatics with new feature.
1193 * config/arm/neon.ml: Update copyright years.
1194 (features): New Fixed_return_reg feature.
1195 (ops): Update feature for Vget_low.
1197 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1199 PR tree-optimization/42719
1200 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1201 stmt uses.
1203 PR debug/42728
1204 * fwprop.c (all_uses_available_at): Return false if def_set dest
1205 is a REG that is used in def_insn.
1207 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1209 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1211 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1212 Add argument names.
1214 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1216 * target.h (struct gcc_target) <secondary_reload>: Change type
1217 of last argument to secondary_reload_info *.
1219 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1221 PR target/42774
1222 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1223 memory references with unaligned offsets. Remove CQImode handling.
1224 (unaligned_memory_operand): Return 1 for memory references with
1225 unaligned offsets. Remove CQImode handling.
1227 2010-01-18 Richard Guenther <rguenther@suse.de>
1229 PR middle-end/39954
1230 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1231 builtin calls.
1233 2010-01-18 Richard Guenther <rguenther@suse.de>
1235 PR tree-optimization/42781
1236 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1237 restrict processing only if the original variable was artificial.
1239 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1241 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1242 find number of popped argument bytes.
1244 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1245 Fix the text that describes the return value for invalid insns.
1247 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1249 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1250 Clarify what 'cost of the -dependence' is. Fix quoting.
1252 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1253 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1255 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1257 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1258 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1260 2010-01-17 Richard Guenther <rguenther@suse.de>
1262 PR middle-end/42248
1263 * function.c (split_complex_args): Take a VEC to modify.
1264 (assign_parms_augmented_arg_list): Build a VEC instead of
1265 a chain of PARM_DECLs.
1266 (assign_parms_unsplit_complex): Take a VEC of arguments.
1267 Do not fixup unmodified parms.
1268 (assign_parms): Deal with the VEC.
1269 (gimplify_parameters): Likewise.
1271 2010-01-17 Richard Guenther <rguenther@suse.de>
1273 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1274 node existence check.
1275 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1276 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1277 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1278 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1279 (gimple_execute_on_growing_pred): Likewise.
1281 2010-01-17 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/42773
1284 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1285 (compute_antic_aux): Likewise.
1286 (compute_partial_antic_aux): Likewise.
1288 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1290 PR debug/42767
1291 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1292 and US_TRUNCATE.
1294 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1296 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1297 appearance.
1299 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1300 Fix markup for strict argument.
1302 (TARGET_SCHED_REORDER2): Fix argument types.
1304 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1305 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1307 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1308 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1310 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1311 Add argument name.
1313 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1314 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1315 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1316 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1317 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1319 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1321 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1323 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1324 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1326 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1328 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1329 Use prototype.
1331 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1333 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1334 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1336 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1338 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1340 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1341 referring to it. Fix language.
1343 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1345 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1347 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1349 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1351 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1352 '@var{stream}. Remove stray 'and'.
1354 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1356 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1358 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1360 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1361 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1363 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1364 Fix description of return value.
1365 Rename argument "sz" to "len."
1367 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1368 Clarify meaning of 'true' return value.
1370 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1372 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1373 rep_mode versus mode_rep.
1375 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1377 (TARGET_BUILTIN_DECL): Fix name.
1379 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1381 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1383 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1385 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1387 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1389 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1390 Clarify language.
1392 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1393 Rename argument tm_fn to md_fn.
1395 (TARGET_OPTION_PRINT): Fix argument list.
1397 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1399 PR target/42664
1400 * config/i386/i386.c (ix86_fixup_binary_operands):
1401 Revert FMA4 fixup of operands.
1403 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1405 PR gcc/42525
1406 * Makefile.in (write_entries_to_file, install-plugin):
1407 Use \012 instead of \n with tr.
1409 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1411 * configure.ac (HAVE_AS_REF): New C macro.
1412 * configure: Regenerate.
1413 * config.in: Likewise.
1414 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1415 if HAVE_AS_REF.
1416 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1417 if HAVE_AS_REF.
1419 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1421 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1423 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1425 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1427 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1429 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1431 (TARGET_BINDS_LOCAL_P): Fix argument type.
1433 (TARGET_ASM_FILE_END): Use prototype.
1435 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1437 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1439 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1441 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1443 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1444 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1446 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1447 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1449 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1450 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1451 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1452 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1454 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1456 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1458 (TARGET_INIT_BUILTINS): Use prototype.
1460 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1461 Put 'const char *' in braces. Fix parameter types.
1462 (TARGET_INVALID_CONVERSION): Fix parameter types.
1463 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1464 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1466 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1467 Fix argument type.
1469 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1471 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1473 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1475 * doc/tm.texi (TARGET_HELP): Fix return type.
1477 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1478 in braces. Fix argument types.
1480 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1482 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1484 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1486 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1487 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1489 (TARGET_MANGLE_TYPE): Fix argument types.
1491 (TARGET_IRA_COVER_CLASSES): Use prototype.
1493 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1495 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1497 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1499 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1501 (TARGET_CALLEE_COPIES): Fix argument types.
1503 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1505 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1507 (TARGET_FUNCTION_VALUE): Fix argument types.
1509 (TARGET_RETURN_IN_MSB): Fix argument type.
1511 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1513 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1515 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1517 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1518 agree with return type.
1520 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1522 2010-01-15 Jing Yu <jingyu@google.com>
1524 PR rtl-optimization/42691
1525 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1526 a pseudo to a constant and are merged, and adjust comments.
1528 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1530 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1532 2010-01-15 Richard Guenther <rguenther@suse.de>
1534 PR middle-end/42739
1535 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1536 labels of computed or non-local gotos to the destination.
1537 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1538 landing pad label is the first label.
1540 2010-01-15 Richard Guenther <rguenther@suse.de>
1542 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1544 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1546 PR target/42747
1547 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1548 to allow generation of the xssqrtdp instruction on power7.
1549 (sqrtdf2_fpr): Ditto.
1551 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1553 PR middle-end/42674
1554 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1555 functions with noreturn attribute.
1557 PR c++/42608
1558 * varasm.c (declare_weak): Add weak attribute to decl if it
1559 doesn't have one already.
1560 (assemble_external): Only add decls to weak_decls if they also
1561 have weak attribute.
1563 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1565 * var-tracking.c (var_reg_delete): Don't delete the association
1566 between REGs and values or one-part variables if the register
1567 isn't clobbered.
1569 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1571 PR debug/42657
1572 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1573 because its first operand is a non-localized variable.
1575 2010-01-14 Martin Jambor <mjambor@suse.cz>
1577 PR tree-optimization/42706
1578 * tree-sra.c (encountered_recursive_call): New variable.
1579 (encountered_unchangable_recursive_call): Likewise.
1580 (sra_initialize): Initialize both new variables.
1581 (callsite_has_enough_arguments_p): New function.
1582 (scan_function): Call decl and flags check only for IPA-SRA, check
1583 whether there is a recursive call and whether it has enough arguments.
1584 (all_callers_have_enough_arguments_p): New function.
1585 (convert_callers): Look for recursive calls only when
1586 encountered_recursive_call is set.
1587 (ipa_early_sra): Bail out either if
1588 !all_callers_have_enough_arguments_p or
1589 encountered_unchangable_recursive_call.
1591 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1593 * sel-sched.c: Add 2010 to copyright years.
1594 * sel-sched-ir.c: Likewise.
1595 * sel-sched-ir.h: Likewise.
1597 2010-01-14 Martin Jambor <mjambor@suse.cz>
1599 PR tree-optimization/42714
1600 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1601 constructors specially.
1603 2010-01-14 Andi Kleen <ak@linux.intel.com>
1605 * config/i386/drivers-i386.c (detect_caches_intel):
1606 Add l2sizekb parameter and fill in.
1607 (host_detect_local_cpu): Add l2sizekb, fill in.
1608 Add Atom small cache heuristic.
1610 2010-01-14 Andi Kleen <ak@linux.intel.com>
1612 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1613 Add level3 parameter and fill in.
1614 (detect_caches_intel): Handle level3 cache.
1616 2010-01-14 Andi Kleen <ak@linux.intel.com>
1618 * config/i386/drivers-i386.c (host_detect_local_cpu):
1619 Fix core duo detection.
1621 2010-01-14 Andi Kleen <ak@linux.intel.com>
1623 * config/i386/drivers-i386.c (host_detect_local_cpu):
1624 Fix Atom detection.
1626 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1628 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1629 (rs6000_variable_issue_1): this. Use...
1630 (rs6000_variable_issue): here. Reimplement. Print debug info.
1632 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1634 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1635 sel_restore_notes. Update all callers. Call reemit_notes
1636 for all insns.
1638 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1640 PR rtl-optimization/42246
1641 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1642 loops.
1644 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1646 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1647 all successors is the same as number of successors in current region.
1649 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1651 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1652 to rename is not separable. Otherwise check that its LHS is not NULL.
1654 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1656 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1658 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1660 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1661 available registers when failed to discover LHS register class.
1662 Fix indentation. Update comment.
1664 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1665 Alexander Monakov <amonakov@ispras.ru>
1667 PR rtl-optimization/42389
1668 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1669 to can_issue_more.
1670 (advance_state_on_fence): Likewise.
1671 (sel_target_adjust_priority): Print debug output only when
1672 sched_verbose >= 4, not 2.
1673 (get_expr_cost): Do not issue all unique insns on the next cycle.
1674 (fill_insns): Initialize can_issue_more from the value saved
1675 with the fence.
1676 * sel-sched-ir.c (flist_add): New parameter issue_more.
1677 Init FENCE_ISSUE_MORE with it.
1678 (merge_fences): Likewise.
1679 (init_fences): Update call to flist_add.
1680 (add_to_fences, add_clean_fence_to_fences)
1681 (add_dirty_fence_to_fences): Likewise.
1682 (move_fence_to_fences): Update call to merge_fences.
1683 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1684 sched groups.
1685 * sel-sched-ir.h (struct _fence): New field issue_more.
1686 (FENCE_ISSUE_MORE): New accessor macro.
1688 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1690 PR rtl-optimization/42388
1691 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1692 that have no predecessors nor successors. Do not call move_bb_info
1693 for empty blocks outside of current region.
1695 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1697 PR rtl-optimization/42294
1698 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1699 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1700 originators' originators.
1702 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1704 PR rtl-optimization/39453
1705 PR rtl-optimization/42246
1706 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1707 for pipelining_p.
1708 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1710 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1711 Alexander Monakov <amonakov@ispras.ru>
1713 PR middle-end/42245
1714 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1715 (maybe_tidy_empty_bb): ... here. Make static. Add new
1716 argument. Update all callers.
1717 (tidy_control_flow): ... and here. Recompute topological order
1718 of basic blocks in region if necessary.
1719 (sel_redirect_edge_and_branch): Change return type. Return true
1720 if topological order might have been invalidated.
1721 (purge_empty_blocks): Export and move from...
1722 * sel-sched.c (purge_empty_blocks): ... here.
1723 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1724 (maybe_tidy_empty_bb): Delete prototype.
1725 (purge_empty_blocks): Declare.
1727 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1729 PR rtl-optimization/42249
1730 * sel-sched.c (try_replace_dest_reg): When chosen register
1731 and original register is the same, do not bail out early, but
1732 still check all original insns for validity of replacing destination
1733 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1734 in this case.
1736 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1738 PR c/42721
1739 Port from no-undefined-overflow branch:
1740 2009-03-09 Richard Guenther <rguenther@suse.de>
1742 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1744 2010-01-14 Richard Guenther <rguenther@suse.de>
1746 PR lto/42665
1747 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1749 2010-01-14 Ira Rosen <irar@il.ibm.com>
1751 PR tree-optimization/42709
1752 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1753 as scalar type in creation of constant vector operand.
1755 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1757 PR testsuite/42414
1758 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1759 (check-parallel-%): Match `testsuite' directory component only
1760 at the end.
1762 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1764 PR translation/39521
1765 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1766 strings with _().
1768 2010-01-13 Richard Guenther <rguenther@suse.de>
1770 PR tree-optimization/42730
1771 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1772 offset zero.
1774 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1776 PR target/pr42542
1777 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1778 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1779 them signed.
1781 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1783 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1784 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1785 ___umulsi3_highpart.
1787 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1788 rather than schedule_insns if the pass is enabled.
1790 2010-01-13 Martin Jambor <mjambor@suse.cz>
1792 PR tree-optimization/42704
1793 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1794 SSA_NAMEs.
1796 2010-01-13 Martin Jambor <mjambor@suse.cz>
1798 PR tree-optimization/42703
1799 * tree-sra.c (analyze_access_subtree): Check that we can build a
1800 reference to the original data within the aggregate.
1802 2010-01-13 Richard Guenther <rguenther@suse.de>
1804 PR tree-optimization/42705
1805 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1807 2010-01-13 Richard Guenther <rguenther@suse.de>
1809 PR middle-end/42716
1810 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1812 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1814 PR debug/41371
1815 * var-tracking.c (values_to_unmark): New variable.
1816 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1817 values_to_unmark vector. Moved body to...
1818 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1819 instead queue it into values_to_unmark vector.
1820 (vt_find_locations): Free values_to_unmark vector.
1822 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1824 * config/s390/s390.c (override_options): Set
1825 default of max-pending-list-length to 256
1827 2010-01-13 Richard Guenther <rguenther@suse.de>
1829 PR lto/42678
1830 * tree-pass.h (PROP_gimple_lcx): New.
1831 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1832 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1833 before the final cleanup_eh.
1834 (dump_properties): Dump PROP_gimple_lcx.
1835 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1836 (tree_lower_complex_O0): Remove.
1837 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1838 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1839 tree_lower_complex, schedule TODO_update_ssa.
1840 * lto-streamer-out.c (output_function): Stream the functions
1841 properties.
1842 * lto-streamer-in.c (input_function): Likewise.
1843 (lto_read_body): Do not override them here.
1845 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1847 PR c/42708
1848 * c-typeck.c (build_c_cast): Fold value cast to union type before
1849 wrapping it in a CONSTRUCTOR.
1851 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1853 PR rtl-optimization/42699
1854 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1855 involved.
1857 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1859 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1860 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1861 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1862 SUBTARGET_WARN_UNUSED_SPEC): ... here
1863 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1865 2010-01-12 Julian Brown <julian@codesourcery.com>
1867 * config/arm/neon-schedgen.ml (Utils): Don't try to
1868 open missing module.
1869 (find_with_result): New.
1871 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1873 PR debug/42662
1874 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1875 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1877 PR tree-optimization/42645
1878 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1879 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1880 decl_map, set processing_debug_stmt to -1 and return name without
1881 any remapping.
1883 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1885 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1886 binutils version, and reword target configuration description.
1888 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1890 * config/avr/avr.h (LINKER_NAME): Remove.
1892 2010-01-11 Janis Johnson <janis187@us.ibm.com>
1894 PR target/42416
1895 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1896 that support VSX, warn for -mno-altivec if vsx is not disabled,
1897 and disable vsx.
1899 2010-01-11 Joseph Myers <joseph@codesourcery.com>
1900 Shujing Zhao <pearly.zhao@oracle.com>
1902 PR translation/42469
1903 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1904 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1905 character between option name and help text.
1906 * c.opt (imultilib): Likewise.
1908 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
1910 * lto-streamer-out.c (output_unreferenced_globals): Output static
1911 variables.
1913 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1915 PR rtl-optimization/42621
1916 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1917 optimizing for size.
1918 (duplicate_computed_gotos): Remove now-redundant check.
1920 2010-01-10 Steve Ellcey <sje@cup.hp.com>
1922 PR target/37454
1923 * configure.ac: Save and restore LDFLAGS and LIBS
1924 * configure: Regenerate.
1926 2010-01-10 Richard Guenther <rguenther@suse.de>
1928 PR middle-end/42667
1929 * builtins.c (fold_builtin_strlen): Add type argument and
1930 convert the resulting length to it.
1931 (fold_builtin_1): Adjust.
1933 2010-01-09 Jakub Jelinek <jakub@redhat.com>
1935 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1936 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1937 1 insn.
1938 (num_insns_constant_wide): Adjust for that change.
1940 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1942 PR debug/42631
1943 * web.c (union_defs): Add used argument, to combine uses of
1944 uninitialized regs.
1945 (entry_register): Adjust type and tests of used argument.
1946 (web_main): Widen used for new use. Pass it to union_defs.
1947 * df.h (union_defs): Adjust prototype.
1949 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1951 PR debug/42630
1952 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1953 uses in new incoming argument. Free body.
1954 (reset_debug_uses_in_loop): New.
1955 (analyze_insn_to_expand_var): Call the latter if the former found
1956 anything. Fix whitespace. Reject invalid dest overlaps before
1957 going through all insns in the loop.
1959 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1961 PR debug/42629
1962 * haifa-sched.c (dying_use_p): Debug insns don't count.
1964 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1966 PR middle-end/42363
1967 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1968 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1969 (verify_gimple_call): Reject LHS in noreturn calls.
1971 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1973 PR debug/42604
1974 PR debug/42395
1975 * tree-vect-loop-manip.c (adjust_info): New type.
1976 (adjust_vec): New pointer to vector.
1977 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1978 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1979 (slpeel_update_phis_for_duplicate_loop): Use them.
1980 (slpeel_update_phi_nodes_for_guard1): Likewise.
1981 (slpeel_update_phi_nodes_for_guard2): Likewise.
1982 (slpeel_tree_peel_loop_to_edge): Likewise.
1983 (vect_update_ivs_after_vectorizer): Likewise.
1985 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1987 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1988 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1990 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
1992 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1993 bogus uninitialized warning.
1995 2010-01-09 Richard Guenther <rguenther@suse.de>
1997 PR middle-end/42512
1998 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1999 the evolution is compatible with the initial condition.
2001 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2003 * gcc.c (process_command): Update copyright notice dates.
2004 * gcov.c (print_version): Likewise.
2005 * gcov-dump.c (print_version): Likewise.
2006 * mips-tfile.c (main): Likewise.
2007 * mips-tdump.c (main): Likewise.
2009 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2011 PR target/41885
2012 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2013 (rotlhi3): Delete.
2014 (rotlhi3_8): Delete.
2015 (rotlsi3): Delete.
2016 (rotlsi3_8): Delete.
2017 (rotlsi3_16): Delete.
2018 (rotlsi3_24): Delete.
2019 (rotl<mode>3): New.
2020 (*rotw<mode>3): New.
2021 (*rotb<mode>3): New.
2022 * config/avr/avr.c (avr_rotate_bytes): New function.
2023 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2025 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2027 PR target/37454
2028 * configure.ac: Modify -rdynamic check.
2029 * configure: Regenerate.
2031 2010-01-08 DJ Delorie <dj@redhat.com>
2033 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2034 register popping order.
2036 2010-01-08 Richard Guenther <rguenther@suse.de>
2038 PR lto/42528
2039 * c.opt (fsigned-char): Also let LTO handle this option.
2040 (funsigned-char): Likewise.
2042 2010-01-07 Richard Guenther <rguenther@suse.de>
2044 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2045 (gimple_op): Likewise.
2046 (gimple_op_ptr): Likewise.
2047 (gimple_assign_set_lhs): Remove gcc_assert.
2048 (gimple_assign_set_rhs1): Likewise.
2049 (gimple_assign_set_rhs2): Likewise.
2050 (gimple_call_set_lhs): Likewise.
2051 (gimple_call_set_fn): Likewise.
2052 (gimple_call_set_fndecl): Likewise.
2053 (gimple_call_fndecl): Likewise.
2054 (gimple_call_return_type): Likewise.
2055 (gimple_call_set_chain): Likewise.
2056 (gimple_call_num_args): Likewise.
2057 (gimple_call_set_arg): Likewise.
2058 (gimple_cond_set_code): Likewise.
2059 (gimple_cond_set_lhs): Likewise.
2060 (gimple_cond_set_rhs): Likewise.
2061 (gimple_cond_set_true_label): Likewise.
2062 (gimple_cond_set_false_label): Likewise.
2063 (gimple_label_set_label): Likewise.
2064 (gimple_goto_set_dest): Likewise.
2065 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2066 (gimple_debug_bind_get_value): Likewise.
2067 (gimple_debug_bind_get_value_ptr): Likewise.
2068 (gimple_debug_bind_set_var): Likewise.
2069 (gimple_debug_bind_set_value): Likewise.
2070 (gimple_debug_bind_reset_value): Likewise.
2071 (gimple_debug_bind_has_value_p): Likewise.
2072 (gimple_return_retval_ptr): Remove gcc_assert.
2073 (gimple_return_retval): Likewise.
2074 (gimple_return_set_retval): Likewise.
2075 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2076 (safe_referenced_var_iterator): Remove.
2077 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2078 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2079 (fill_referenced_var_vec): Remove.
2080 (first_readonly_imm_use): Remove redundant gcc_assert.
2081 (phi_arg_index_from_use): Combine gcc_asserts.
2082 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2083 (first_imm_use_stmt): Remove redundant gcc_assert.
2084 * tree-cfg.c (verify_gimple_call): Verify function and chain
2085 operands. Verify arguments.
2086 (verify_types_in_gimple_stmt): Verify condition code and labels.
2088 2010-01-07 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/42641
2091 * sese.c (rename_map_elt_info): Use the SSA name version, do
2092 not hash pointers.
2094 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2096 PR tree-optimization/42625
2097 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2098 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2100 2010-01-07 Duncan Sands <baldrick@free.fr>
2102 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2104 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2106 PR target/42511
2107 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2108 note itself is not function_invariant_p.
2110 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2112 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2113 Do not add the DF_NOTE problem.
2114 * store-motion.c (execute_rtl_store_motion): Likewise.
2116 2010-01-07 Martin Jambor <mjambor@suse.cz>
2118 PR tree-optimization/42157
2119 * tree-sra.c (compare_access_positions): Stabilize sort if both
2120 accesses have integer types, return zero immediately if they are the
2121 same.
2123 2010-01-06 Richard Henderson <rth@redhat.com>
2125 PR middle-end/41883
2126 * haifa-sched.c (add_to_note_list): Merge into ...
2127 (concat_note_lists): ... here, and ...
2128 (unlink_other_notes, rm_other_notes): Merge into...
2129 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2130 NOTE_INSN_EPILOGUE_BEG.
2132 2010-01-06 Richard Guenther <rguenther@suse.de>
2134 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2135 not inline regular functions into always-inline functions.
2137 2010-01-06 Nick Clifton <nickc@redhat.com>
2139 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2140 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2141 used together.
2142 (OVERRIDE_OPTIONS): Delete.
2143 (OPTIMIZATION_OPTIONS): Define.
2144 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2145 * config/rx/rx.c (rx_handle_option): Issue an error message if
2146 -mcpu=rx200 and -fpu are used together.
2147 (rx_set_optimization_options): New function. Issue an error
2148 message if an optimization attribute attempts to reset the FPU/
2149 math optimization pairing.
2150 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2151 * config/rx/rx.opt: Set the default to 32-bit doubles.
2152 * config/rx/t-rx: Add multilibs for -nofpu option.
2153 * doc/invoke.texi: Update documentation of RX options.
2155 2010-01-06 Richard Guenther <rguenther@suse.de>
2157 * tree-ssa-pre.c (name_to_id): New global.
2158 (alloc_expression_id): Simplify SSA name handling.
2159 (lookup_expression_id): Likewise.
2160 (init_pre): Zero name_to_id.
2161 (fini_pre): Free it.
2163 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2165 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2167 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2169 PR target/42542
2170 * config/i386/sse.md (smaxv2di3): New.
2171 (umaxv2di3): Likewise.
2172 (sminv2di3): Likewise.
2173 (uminv2di3): Likewise.
2175 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2177 PR target/42564
2178 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2179 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2180 (legitimize_tls_address): Likewise.
2181 (sparc_tls_referenced_p): Likewise.
2182 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2183 and adjust calls to legitimize_pic_address.
2184 (legitimate_constant_p) Use sparc_tls_referenced_p.
2185 (legitimate_pic_operand_p): Likewise.
2186 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2187 (sparc_tls_symbol_ref_1): Delete.
2188 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2189 (legitimize_tls_address): Make static, handle CONST patterns.
2190 (legitimize_pic_address): Make static, remove unused parameter and
2191 adjust recursive calls.
2192 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2193 and adjust call to legitimize_pic_address.
2194 (sparc_output_mi_thunk): Likewise.
2196 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2197 H.J. Lu <hongjiu.lu@intel.com>
2199 PR target/42542
2200 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2201 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2202 operands to make them signed.
2204 Revert:
2205 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2207 PR target/42542
2208 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2209 GTU to GT for V4SI and V2DI.
2211 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2212 (umin<mode>3): Removed.
2213 (uminv8hi3): New.
2214 (uminv4si3): Likewise.
2216 2010-01-05 Martin Jambor <mjambor@suse.cz>
2218 PR tree-optimization/42462
2219 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2220 current_function_decl to helper functions and macros.
2222 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2224 PR bootstrap/41771
2225 * flags.h: Don't include real.h.
2226 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2227 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2228 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2229 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2230 * dominance.c: Update copyright.
2231 * gimple.c (walk_gimple_op): Remove inline.
2232 * tree-ssa-reassoc.c: Include real.h.
2233 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2234 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2236 2010-01-05 Nick Clifton <nickc@redhat.com>
2238 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2239 register to push into the stack frame when the accumulator has to
2240 be saved during interrupts.
2242 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2244 * doc/invoke.texi: Remove the documentation about option
2245 -Wunreachable-code.
2246 * common.opt (Wunreachable-code): Preserved for backward
2247 compatibility.
2248 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2249 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2250 the backward compatibility flag section.
2252 2010-01-05 Richard Guenther <rguenther@suse.de>
2254 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2256 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2258 PR other/42611
2259 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2261 PR tree-optimization/42508
2262 * tree-sra.c (convert_callers): Check for recursive call
2263 by comparing cgraph nodes instead of decls.
2264 (modify_function): Call ipa_modify_formal_parameters also
2265 on all same_body aliases.
2267 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2268 cgraph nodes when checking for same_body aliases.
2270 2010-01-05 Richard Guenther <rguenther@suse.de>
2272 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2273 allocation and lookup.
2274 (get_or_alloc_expr_for_constant): Likewise.
2275 (phi_translate): Sink allocation.
2277 2010-01-04 Richard Guenther <rguenther@suse.de>
2279 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2280 a new entry only if needed.
2281 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2282 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2283 hashtable lookup.
2284 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2285 the result array.
2286 (phi_translate): Handle CONSTANTs early.
2288 2010-01-04 Martin Jambor <mjambor@suse.cz>
2290 PR tree-optimization/42398
2291 * tree-sra.c (struct access): Removed flag grp_different_types.
2292 (dump_access): Do not dump the removed flag.
2293 (sort_and_splice_var_accesses): Do not set the removed flag.
2294 (sra_modify_expr): Check for type compatibility directly.
2296 2010-01-04 Martin Jambor <mjambor@suse.cz>
2298 PR tree-optimization/42366
2299 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2300 edges with variable number of parameters.
2301 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2302 flag instead of asserting it.
2303 (ipa_read_node_info): Read uses_analysis_done flag.
2305 2010-01-04 Richard Guenther <rguenther@suse.de>
2307 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2308 iterative_hash_* as intended.
2309 (vn_reference_compute_hash): Likewise. Simplify hashing
2310 SSA names.
2311 (vn_reference_lookup_2): Likewise.
2312 (vn_nary_op_compute_hash): Likewise.
2313 (vn_phi_compute_hash): Likewise.
2314 (expressions_equal_p): Remove strange code.
2315 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2316 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2317 (bitmap_insert_into_set_1): Take value-id as parameter.
2318 (add_to_value): Pass it.
2319 (bitmap_insert_into_set): Likewise.
2320 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2322 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2324 PR driver/42442
2325 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2326 (do_self_spec): For switches with SWITCH_IGNORE set set also
2327 SWITCH_IGNORE_PERMANENTLY.
2328 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2329 of SWITCH_IGNORE.
2331 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2333 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2334 tree of an unreferenced global var.
2336 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2338 PR target/42542
2339 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2340 GTU to GT for V4SI and V2DI.
2342 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2343 (umin<mode>3): Removed.
2344 (uminv8hi3): New.
2345 (uminv4si3): Likewise.
2347 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2349 PR lto/42581
2350 * collect2.c (main): Turn on trace in collect2 if -v is passed
2351 to gcc with LTO.
2353 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2355 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2356 description of expression operand.
2358 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2360 * configure.ac: Add install-html to target_list for Make-hooks.
2361 * configure: Regenerate.
2362 * fortran/Make-lang.in (F95_HTMLFILES): New.
2363 (fortran.html): Use it.
2364 (fortran.install-html): New.
2365 * Makefile.in (install-html): Add lang.install-html.
2366 * java/Make-lang.in (JAVA_HTMLFILES): New.
2367 (java.html): Use it.
2368 (java.install-html): New.
2369 * objc/Make-lang.in (objc.install-html): New.
2370 * objcp/Make-lang.in (obj-c++.install-html): New.
2371 * cp/Make-lang.in (c++.install-html): New.
2372 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2373 * lto/Make-lang.in (lto.install-html): New.
2375 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2377 PR lto/42520
2378 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2380 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2382 PR rtl-optimization/41862
2383 * store-motion.c (store_killed_in_insn, compute_store_table,
2384 remove_reachable_equiv_notes, replace_store_insn,
2385 build_store_vectors): Ignore all DEBUG_INSNs.
2387 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2389 PR lto/41564
2390 * common.opt: Add dumpdir.
2392 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2393 isn't specified.
2394 (option_map): Add --dumpdir.
2396 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2398 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2400 * opts.c (decode_options): Try dump_dir_name first if
2401 dump_base_name isn't an absolute path.
2402 (common_handle_option): Handle OPT_dumpdir.
2404 * toplev.c (dump_dir_name): New.
2405 (print_switch_values): Also ignore -dumpdir.
2407 * toplev.h (dump_dir_name): New.
2409 2010-01-03 Richard Guenther <rguenther@suse.de>
2411 PR tree-optimization/42589
2412 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2413 double-word expansion of bswap32.
2415 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2417 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2418 with BLOCK_FOR_INSN.
2419 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2420 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2421 noce_process_if_block): Likewise.
2422 * gcse.c (compute_local_properties, insert_expr_in_table,
2423 insert_set_in_table, canon_list_insert, find_avail_set,
2424 pre_insert_copy_insn): Likewise.
2426 * basic-block.h (BLOCK_NUM): Move from here...
2427 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2429 2010-01-03 Richard Guenther <rguenther@suse.de>
2431 PR tree-optimization/42438
2432 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2433 contains_may_not_return_call flag.
2434 (BB_MAY_NOTRETURN): New.
2435 (valid_in_sets): Trapping nary operations are not valid
2436 in blocks that may not return.
2437 (insert_into_preds_of_block): Remove check for trapping expressions.
2438 (compute_avail): Compute also BB_MAY_NOTRETURN.
2440 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2442 * doc/invoke.texi: Add 2010 to copyright years.
2444 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2446 * config/sparc/sparc.c: Fix formatting nits.
2448 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2449 Alexander Monakov <amonakov@ispras.ru>
2451 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2453 2010-01-02 Richard Guenther <rguenther@suse.de>
2455 PR middle-end/42577
2456 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2457 (simplify_switch_using_ranges): Mark to be removed edges
2458 as non-executable.
2460 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2462 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2464 * collect2.c (scan_libraries): Add missing argument in call to
2465 scan_prog_file.
2467 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2469 PR target/42448
2470 * config/alpha/predicates.md (aligned_memory_operand): Return false
2471 for CQImode.
2472 (unaligned_memory_operand): Return true for CQImode.
2473 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2474 doesn not cross aligned SImode word boundary.
2476 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2478 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2479 Remove.
2480 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2481 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2483 2010-01-02 Richard Guenther <rguenther@suse.de>
2485 PR lto/41597
2486 * toplev.c (compile_file): Emit LTO marker properly. Change
2487 it to __gnu_lto_v1.
2488 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2490 2010-01-01 Richard Guenther <rguenther@suse.de>
2492 PR debug/42455
2493 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2495 2010-01-01 Richard Guenther <rguenther@suse.de>
2497 PR c/42570
2498 * c-decl.c (grokdeclarator): For zero-size arrays force
2499 structural equality checks as layout_type does.
2501 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2503 * builtins.c: Update copyright to 2010.
2505 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2507 PR lto/42531
2508 * lto-streamer-out.c (produce_asm): Revert the last change.
2509 (copy_function): Likewise.
2511 * lto-streamer.c (lto_get_section_name): Skip any leading
2512 asterisk in name.
2514 2010-01-01 Richard Guenther <rguenther@suse.de>
2516 PR middle-end/42559
2517 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2518 for LABEL_DECLs.
2520 \f
2521 Copyright (C) 2010 Free Software Foundation, Inc.
2523 Copying and distribution of this file, with or without modification,
2524 are permitted in any medium without royalty provided the copyright
2525 notice and this notice are preserved.