1 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5 if bitpos isn't multiple of mode's bitsize.
7 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9 * c.opt (-ftemplate-depth=): New.
10 (-ftemplate-depth-): Deprecate.
11 * optc-gen.awk: Handle -ftemplate-depth=.
12 * opth-gen.awk: Likewise.
13 * c-opts.c (c_common_handle_option): Likewise.
14 * doc/invoke.texi (-ftemplate-depth-): Replace with
17 2010-02-24 Jason Merrill <jason@redhat.com>
19 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
21 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23 * cfg.c (alloc_aux_for_block): Remove inline.
24 (alloc_aux_for_edge): Likewise.
26 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
30 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
33 * config/i386/sol2-gas.h: New file.
34 * config.gcc (i[34567]86-*-solaris2*): Use it.
36 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
39 * c-typeck.c (ep_convert_and_check): New.
40 (build_conditional_expr): Use it.
41 (build_binary_op): Likewise.
43 2010-02-24 Jakub Jelinek <jakub@redhat.com>
45 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
48 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
50 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
51 expr needs to have DECL_NAME set.
53 2010-02-24 Nick Clifton <nickc@redhat.com>
55 * config/mep/mep.c: Include gimple.h.
56 (mep_function_uses_sp): Delete unused function.
57 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
58 parameters. Use unsigned integers to count args. Return a
59 NULL_RTX instead of an error_mark_node. Toidy up formatting.
61 2010-02-23 Jakub Jelinek <jakub@redhat.com>
64 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
65 greater or equal to nelt instead of 2 * nelt.
66 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
69 2010-02-23 Jason Merrill <jason@redhat.com>
72 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
73 in cfun->local_decls even if they have register types.
76 * stor-layout.c (place_field): Don't warn about unnecessary
77 DECL_PACKED if the type is packed.
79 2010-02-23 Jakub Jelinek <jakub@redhat.com>
82 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
83 GOTOFF relocs, even when the base reg isn't pic pointer.
85 2010-02-23 Michael Matz <matz@suse.de>
88 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
89 (expand_gimple_basic_block): Generate and use debug temps if there
90 are debug uses left after the last real use of TERed ssa names.
91 Unlink debug immediate uses when they are expanded.
93 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
96 * config/i386/i386.c (override_options): Reorganise to provide
97 better error messages.
99 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
102 * graphite-scop-detection.c (create_single_exit_edge): Move
103 the call to find_single_exit_edge to....
104 (create_sese_edges): ...here. Don't handle multiple edges
105 exiting the function.
106 (build_graphite_scops): Don't handle multiple edges
107 exiting the function.
109 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
112 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
113 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
115 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
118 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
120 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
123 * c-typeck.c (convert_arguments): Print declaration location.
124 * c-common.c (validate_nargs): Rename as
125 builtin_function_validate_nargs.
126 (check_builtin_function_arguments): Update.
128 2010-02-22 Richard Guenther <rguenther@suse.de>
131 * tree-inline.c (declare_return_variable): Use the type of
132 the call stmt lhs if available.
134 2010-02-22 Duncan Sands <baldrick@free.fr>
136 * passes.c (register_pass): Always consider all pass lists when
137 ref_pass_instance_number is zero.
139 2010-02-22 Richard Guenther <rguenther@suse.de>
141 PR tree-optimization/42749
142 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
143 parameter. Do arithmetic in the original type.
144 (update_accumulator_with_ops): Likewise.
145 (adjust_accumulator_values): Adjust.
147 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
149 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
150 (QI to BLKmode splitter): New splitter.
152 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
154 * config/i386/i386.c (initial_ix86_tune_features): Turn on
155 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
157 2010-02-22 Richard Guenther <rguenther@suse.de>
159 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
161 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
163 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
164 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
165 ($(T)crti.o, $(T)crtn.o): Remove rules.
167 2010-02-21 Tobias Burnus <burnus@net-b.de>
170 * doc/invoke.texi (-fassociative-math): Document that this
171 option is automatically enabled for Fortran.
173 2010-02-20 David S. Miller <davem@davemloft.net>
175 * configure.ac: Test if linker and assembler properly support
176 GOTDATA_OP relocations.
177 * configure: Rebuild.
178 * config.in: Likewise.
179 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
180 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
181 (movsi_high_pic): Likewise.
182 (movdi_lo_sum_pic): Likewise.
183 (movdi_high_pic): Likewise.
184 (movsi_pic_gotdata_op): New pattern.
185 (movdi_pic_gotdata_op): Likewise.
186 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
187 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
189 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
192 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
194 (xop_mulv2div2di3_high): Ditto.
196 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
199 * c.opt (Wconversion-null): New option.
200 * doc/invoke.texi (Wconversion-null): Document.
202 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
204 * common.opt (Wlarger-than-): Add Undocumented.
206 2010-02-19 Mike Stump <mikestump@comcast.net>
208 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
210 2010-02-19 Jason Merrill <jason@redhat.com>
213 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
214 * configure: Likewise.
216 2010-02-20 Alan Modra <amodra@gmail.com>
219 * cgraph.h (cgraph_make_decl_local): Declare.
220 * cgraph.c (cgraph_make_decl_local): New function.
221 (cgraph_make_node_local): Use it.
222 * cgraphunit.c (cgraph_function_versioning): Likewise.
223 * ipa.c (function_and_variable_visibility): Likewise.
225 2010-02-19 Jakub Jelinek <jakub@redhat.com>
228 * except.c (sjlj_emit_function_enter): Don't call
229 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
231 * rtl.h (add_reg_br_prob_note): Remove prototype.
233 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
236 * c-common.c (conversion_warning): Remove widening conversions
237 before checking the conversion of integers to reals.
239 2010-02-19 Mike Stump <mikestump@comcast.net>
242 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
245 * cgraphunit.c (process_function_and_variable_attributes): Check
246 DECL_PRESERVE_P instead of looking up attribute "used".
247 * ipa-pure-const.c (check_decl): Likewise.
248 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
249 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
250 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
251 instead of attribute "used".
252 * config/sol2-c.c (solaris_pragma_init): Likewise.
253 (solaris_pragma_fini): Likewise.
255 2010-02-19 Jakub Jelinek <jakub@redhat.com>
257 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
258 Use XCNEW instead of xcalloc.
259 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
260 XNEW instead of xmalloc.
261 (get_fields): Use XNEWVEC instead of xmalloc.
264 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
266 (create_new_general_access): For debug stmts just reset value.
267 (get_stmt_accesses): For accesses within debug stmts just record them
268 using add_access_to_acc_sites instead of preventing the peeling or
269 counting them as accesses.
272 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
274 2010-02-19 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/42916
277 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
280 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
282 * configure.ac: Replace all uses of changequote in macro arguments
285 2010-02-19 Jakub Jelinek <jakub@redhat.com>
288 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
290 2010-02-19 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/42944
293 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
294 test for aliasing with errno.
296 2010-02-19 Jakub Jelinek <jakub@redhat.com>
299 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
300 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
301 * dojump.c: Include output.h.
302 (inv): New inline function.
303 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
304 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
305 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
306 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
307 argument, pass it down to other calls.
308 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
309 add REG_BR_PROB note to the conditional jump.
310 * cfgexpand.c (add_reg_br_prob_note): Removed.
311 (expand_gimple_cond): Don't call it, add the probability
312 as last argument to jumpif_1/jumpifnot_1.
313 * Makefile.in (dojump.o): Depend on output.h.
314 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
316 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
317 * stmt.c (do_jump_if_equal): Likewise.
318 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
319 * loop-unswitch.c (compare_and_jump_seq): Likewise.
320 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
322 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
323 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
325 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
327 (store_expr): Adjust jumpifnot caller.
328 (store_constructor): Adjust jumpif caller.
331 * gimplify.c (gimple_boolify): For __builtin_expect call
332 gimple_boolify also on its first argument.
334 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
336 * configure.ac (gnu-unique-object): Wrap regexps using [] in
338 (__stack_chk_fail): Ditto. Remove quadrigraphs.
339 * configure: Regenerated.
341 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
343 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
344 lang_hooks.types_compatible_p instead of comptypes.
346 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
348 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
349 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
350 if __prefer_thumb__ is defined.
352 2010-02-18 Martin Jambor <mjambor@suse.cz>
354 PR tree-optimization/43066
355 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
356 array with zero-sized element type.
358 2010-02-18 Jakub Jelinek <jakub@redhat.com>
360 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
361 rtx, allocate struct var_loc_node here and return it to the
362 caller, and only if it is actually needed.
363 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
364 move it earlier and return immediately if it returns NULL.
366 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
368 * config/sparc/gas.h: New file. Restore
369 TARGET_ASM_NAMED_SECTION to its ELF default.
370 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
372 * config/sparc/sparc.c (sparc_elf_asm_named_section):
373 Likewise. Add ATTRIBUTE_UNUSED to prototype.
374 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
377 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
379 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
381 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
383 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
384 patterns from predicated pattern.
386 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
390 for insn mnemonic suffix.
392 2010-02-17 Richard Guenther <rguenther@suse.de>
394 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
397 2010-02-17 Jakub Jelinek <jakub@redhat.com>
400 * caller-save.c (save_call_clobbered_regs): If BB ends with
401 a DEBUG_INSN, move any notes in between last real insn and the last
402 DEBUG_INSN after the last DEBUG_INSN.
404 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
406 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
407 Fix return type. Fix argument type. Explain meaning of return value.
409 2010-02-16 Richard Guenther <rguenther@suse.de>
411 PR tree-optimization/41043
412 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
413 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
415 (vrp_visit_phi_node): ... but only for loop PHI nodes.
417 2010-02-16 Ira Rosen <irar@il.ibm.com>
419 PR tree-optimization/43074
420 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
421 * tree-vect-loop.c (vect_analyze_loop_operations): Add
422 vectorizable cycles in hybrid SLP check.
423 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
425 2010-02-16 Richard Guenther <rguenther@suse.de>
427 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
428 (true_dependence): If memrefs_conflict_p computes must-alias
429 trust it. Move TBAA check after offset-based disambiguation.
430 (canon_true_dependence): Likewise.
432 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
434 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
435 * doc/invoke.texi: Document it.
436 * var-tracking.c: Include toplev.h and params.h.
437 (vt_find_locations): Return bool indicating success. Compute
438 hash sizes unconditionally. Check new parameter, report.
439 (variable_tracking_main_1): Check vt_find_locations results and
440 retry. Renamed from...
441 (variable_tracking_main): ... this. New wrapper to preserve
442 flag_var_tracking_assignments.
443 * Makefile.in (var-tracking.o): Adjust dependencies.
445 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
446 Jakub Jelinek <jakub@redhat.com>
449 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
450 if weak_import attribute is present.
451 * config/darwin.c (machopic_select_section): Likewise.
453 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
455 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
456 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
457 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
458 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
460 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
462 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
465 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
466 Rewrite text to refer to the names.
468 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
470 * config/i386/i386-builtin-types.def
471 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
472 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
473 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
474 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
475 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
476 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
477 IX86_BUILTIN_VPERMIL2PS256.
478 (MULTI_ARG_4_DF2_DI_I): Defined.
479 (MULTI_ARG_4_DF2_DI_I1): Defined.
480 (MULTI_ARG_4_SF2_SI_I): Defined.
481 (MULTI_ARG_4_SF2_SI_I1): Defined.
482 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
483 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
484 __builtin_ia32_vpermil2ps256.
485 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
486 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
487 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
488 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
489 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
490 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
491 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
492 CODE_FOR_xop_vpermil2v8sf3.
493 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
494 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
495 * config/i386/xopintrin.h (_mm_permute2_pd): New.
496 (_mm256_permute2_pd): New.
497 (_mm_permute2_ps): New.
498 (_mm256_permute2_ps): New.
500 2010-02-15 Nick Clifton <nickc@redhat.com>
502 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
503 boolean parameters. Use emit_jump_insn when emitting a pop
504 instruction containing a return insn.
505 (push): Use 'true' rather than '1' as second parameter to F.
506 (h8300_expand_prologue): Likewise.
507 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
508 (h8300_expand_epilogue): Likewise.
510 2010-02-15 Richard Guenther <rguenther@suse.de>
513 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
516 2010-02-15 Nick Clifton <nickc@redhat.com>
518 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
521 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
523 * intl.c (fake_ngettext): New function.
524 * intl.h (fake_ngettext): Declare.
525 (ngettext): Define macro.
526 * collect2.c (notice_translated): New function.
527 (main): Use notice_translated and ngettext.
528 * collect2.h (notice_translated): Declare.
530 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
532 * reorg.c (delete_computation): Comment fixes.
533 * caller-save.c (setup_save_areas): Idem.
534 * sel-sched-dump.c (dump_lv_set): Idem.
537 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
539 * config/s390/s390.c (s390_sched_init): New function.
540 (TARGET_SCHED_INIT): Target hook defined.
542 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
543 Jack Howarth <howarth@bromo.med.uc.edu>
544 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
547 Partial revert of unintended change in fix for PR41605.
548 * config/darwin.h: Fix typo.
549 * config/darwin9.h: Same.
551 2010-02-11 Jakub Jelinek <jakub@redhat.com>
553 * c-pch.c (pch_init): Clear v.
555 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
558 * graphite-scop-detection.c (graphite_can_represent_scev): Call
559 graphite_can_represent_init for MULT_EXPR.
561 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
565 * graphite-sese-to-poly.c (remove_phi): New.
566 (translate_scalar_reduction_to_array): Call remove_phi.
568 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
571 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
572 * graphite-clast-to-gimple.h (gloog): Update declaration.
573 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
574 * graphite-poly.h (struct poly_bb): Add missing comments.
575 (struct scop): Add poly_scop_p field.
577 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
578 * graphite.c (graphite_transform_loops): Build the polyhedral
579 representation for each scop before code generation.
580 * sese.c (rename_variables_in_operand): Removed.
581 (rename_variables_in_expr): Return the renamed expression.
582 (rename_sese_parameters): New.
583 * sese.h (rename_sese_parameters): Declared.
585 2010-02-11 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/42998
588 * tree-ssa-pre.c (create_expression_by_pieces): Treat
589 POINTER_PLUS_EXPR properly.
591 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
592 Changpeng Fang <changpeng.fang@amd.com>
595 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
596 the cost of an IV candidate when the IV is used in a test against zero.
598 * gcc.dg/tree-ssa/ivopts-3.c: New.
600 2010-02-11 Richard Guenther <rguenther@suse.de>
603 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
604 pointer-vs-decl case by swapping refs. Handle some cases
605 of pointer-vs-decl disambiguations more conservatively.
606 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
607 to false after expanding.
609 2010-02-11 Richard Guenther <rguenther@suse.de>
612 * gcc.c (process_command): Handle LTO file@offset case more
615 2010-02-11 Jakub Jelinek <jakub@redhat.com>
617 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
618 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
620 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
622 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
623 if MEM's mode size isn't DWARF2_ADDR_SIZE.
624 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
625 Optimize eq/ne comparisons when both arguments are known to be
627 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
628 Don't mask operands unnecessarily if they are known to be already
631 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
633 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
636 2010-02-10 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/43017
639 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
640 for wrapping signed arithmetic.
642 2010-02-10 Jakub Jelinek <jakub@redhat.com>
645 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
646 if no debug info should be emitted for it.
648 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
650 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
651 note when flag_exceptions is set.
653 2010-02-10 Duncan Sands <baldrick@free.fr>
655 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
657 2010-02-10 Richard Guenther <rguenther@suse.de>
660 * tree.c (get_unwidened): Handle constants.
661 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
663 2010-02-10 Martin Jambor <mjambor@suse.cz>
666 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
667 check for variable argument counts independently.
669 2010-02-10 Christian Bruel <christian.bruel@st.com>
672 * config/sh/sh.c (find_barrier): Increase length for non delayed
673 conditional branches.
675 2010-02-10 Christian Bruel <christian.bruel@st.com>
677 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
679 2010-02-10 Jakub Jelinek <jakub@redhat.com>
681 * builtins.c (set_builtin_user_assembler_name): Also handle
682 ffs if int is smaller than word.
684 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
687 * ira-conflicts.c (get_dup): Remove.
688 (process_reg_shuffles): Add new parameter. Use it as an
689 additional guard for copy generation.
690 (add_insn_allocno_copies): Rewrite.
692 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
694 * common.opt (fsched2-use-traces): Preserved for backward
696 * doc/invoke.texi: Remove the documentation about option
698 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
699 flag_sched2_use_traces.
700 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
701 the backward compatibility flag section.
703 2010-02-09 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/43008
706 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
707 make HEAP variables initialized from global memory if they
708 are not known builtin functions.
709 (find_func_aliases): Adjust.
711 2010-02-09 Richard Guenther <rguenther@suse.de>
713 PR tree-optimization/43000
714 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
717 2010-02-08 Jakub Jelinek <jakub@redhat.com>
719 PR tree-optimization/42931
720 * tree-loop-linear.c (try_interchange_loops): Don't call
721 double_int_mul if estimated_loop_iterations failed.
723 2010-02-08 Martin Jambor <mjambor@suse.cz>
726 * tree-sra.c (build_accesses_from_assign): Do not mark in
727 should_scalarize_away_bitmap if stmt has volatile ops.
728 (sra_modify_assign): Do not process assigns piecemeal if if stmt
731 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
733 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
735 2010-02-07 Adam Nemet <adambnmet@gmail.com>
737 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
740 2010-02-07 Andrew Pinski <pinskia@gmail.com>
743 * df-core.c (df_finish_pass): Change type of saved_flags to int.
745 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
748 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
749 to unknown_dependence.
750 (graphite_legal_transform_dr): Handle the unknown_dependence.
751 (graphite_carried_dependence_level_k): Same.
753 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
755 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
757 2010-02-07 Richard Guenther <rguenther@suse.de>
760 * expr.c (get_inner_reference): Always initialize *pbitsize.
762 2010-02-07 Richard Guenther <rguenther@suse.de>
765 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
766 new ARRAY_REFs on variable size element or minimal index arrays.
768 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
769 gimple_fold_indirect_ref.
771 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
774 * arm.c (arm_override_options): Just return if the user has specified
777 2010-02-03 Jason Merrill <jason@redhat.com>
780 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
781 i386_pe_maybe_record_exported_symbol.
783 2010-02-05 Steve Ellcey <sje@cup.hp.com>
786 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
787 (pa_delegitimize_address): New function.
789 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
791 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
792 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
794 2010-02-05 Richard Guenther <rguenther@suse.de>
797 * lto-streamer-in.c (get_resolution): Deal with references
798 to undefined functions.
800 2010-02-05 Richard Guenther <rguenther@suse.de>
802 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
803 (fold_const_aggregate_ref): Likewise.
804 (ccp_fold_stmt): Substitute loads.
805 (maybe_fold_reference): Verify types before substituting.
807 (fold_gimple_assign): Unshare properly.
808 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
810 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
812 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
813 for rs6000_gen_cell_microcode.
815 2010-02-04 Richard Guenther <rguenther@suse.de>
817 PR rtl-optimization/42952
818 * dse.c (const_or_frame_p): Remove MEM handling.
820 2010-02-04 Nick Clifton <nickc@redhat.com>
822 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
823 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
824 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
825 (mn10300_asm_output_mi_thunk): New function.
826 (mn10300_can_output_mu_thunk): New function.
827 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
828 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
829 (FUNCTION_ARG): Delete incorrect comment.
831 2010-02-03 Jason Merrill <jason@redhat.com>
834 * fold-const.c (operand_equal_p): Handle erroneous types.
836 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
838 * config/h8300/h8300.md (can_delay): Fix attibute condition.
840 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
842 PR rtl-optimization/42941
843 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
846 2010-02-03 Jason Merrill <jason@redhat.com>
849 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
851 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
854 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
856 (cselib_reset_table): Renamed from...
857 (cselib_reset_table_with_next_value): ... this.
858 (cselib_get_next_uid): Renamed from...
859 (cselib_get_next_unknown_value): ... this.
860 * cselib.c (next_uid): Renamed from...
861 (next_unknown_value): ... this.
862 (cselib_clear_table): Adjust.
863 (cselib_reset_table): Adjust. Renamed from...
864 (cselib_reset_table_with_next_value): ... this.
865 (cselib_get_next_uid): Adjust. Renamed from...
866 (cselib_get_next_unknown_value): ... this.
867 (get_value_hash): Use hash.
868 (cselib_hash_rtx): Likewise.
869 (new_cselib_val): Adjust. Set and dump uid.
870 (cselib_lookup_mem): Pass next_uid as hash.
871 (cselib_subst_to_values): Likewise.
872 (cselib_log_lookup): Dump uid.
873 (cselib_lookup): Pass next_uid as hash. Adjust.
874 (cselib_process_insn): Adjust.
875 (cselib_init): Initialize next_uid.
876 (cselib_finish): Adjust.
877 (dump_cselib_table): Likewise.
878 * dse.c (canon_address): Dump value uid.
879 * print-rtl.c (print_rtx): Print value uid.
880 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
882 (dv_uid): New function, sort of renamed from...
883 (dv_htab_hash): ... this, reimplemented in terms of it and...
884 (dv_uid2hash): ... this. New.
885 (variable_htab_eq): Drop excess assertions.
886 (tie_break_pointers): Removed.
887 (canon_value_cmp): Compare uids.
888 (variable_post_merge_New_vals): Print uids.
889 (vt_add_function_parameters): Adjust.
890 (vt_initialize): Reset table. Adjust.
892 2010-02-03 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/42944
895 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
896 (call_may_clobber_ref_p_1): Likewise. Properly handle
897 malloc and calloc clobbering errno.
899 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
901 * doc/invoke.texi: Fix name of sched1 dump.
903 * opts.c (decode_options): Set flag_tree_switch_conversion
904 only conditionally on optimize >= 2.
906 * gcse.c: Assorted comment fixes in pass description.
908 2010-02-03 Anthony Green <green@moxielogic.com>
910 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
911 nop padding in order to maintain alignment of storage location of
912 target function address.
913 (moxie_trampoline_init): Store target function address at newly
915 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
917 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
919 2010-02-03 Richard Guenther <rguenther@suse.de>
922 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
924 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
926 * config.gcc: Reenable check for obsolete targets.
927 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
928 mips-sgi-irix6.[0-4]*.
930 2010-02-02 Nick Clifton <nickc@redhat.com>
932 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
933 constant size of 4 as being the same as 0.
934 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
935 can take values in the range 0..4.
937 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
940 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
941 as _darwin10_Unwind_FindEnclosingFunction().
942 * libgcc-libsystem.ver: New.
944 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
947 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
948 implicitly set registers.
950 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
952 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
953 (arm_override_options): Allow automatic selection of the thread
954 pointer register if thumb2.
955 (legitimize_pic_address): Improve code sequences for Thumb2.
956 (arm_call_tls_get_addr): Likewise.
957 (legitimize_tls_address): Likewise.
958 * arm.md (pic_load_addr_arm): Delete. Replace with ...
959 (pic_load_addr_32bit): ... this. New named pattern.
960 * thumb2.md (pic_load_addr_thumb2): Delete.
961 (pic_load_dot_plus_four): Delete.
962 (tls_load_dot_plus_four): New named pattern.
964 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
967 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
968 Document fix for TLS bug.
970 2010-01-31 Richard Guenther <rguenther@suse.de>
972 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
973 conservatively correct.
975 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
979 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
981 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
983 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
985 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
987 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
989 * config.gcc: Adjust order of makefile fragments for mingw targets.
991 2010-01-31 Richard Guenther <rguenther@suse.de>
994 * gimplify.c (gimplify_init_constructor): For volatile LHS
995 initialize a temporary.
997 2010-01-31 Matthias Klose <doko@ubuntu.com>
999 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1001 * configure: Regenerate.
1003 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1005 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1006 the same alias set and their sizes different constantness.
1007 (aliasing_component_refs_p): Revert 2009-10-24 change.
1009 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1011 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1014 2010-01-29 Richard Guenther <rguenther@suse.de>
1016 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1017 Assert we successfully updated the call.
1019 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/42889
1022 * df.h (df_set_bb_dirty_nonlr): New prototype.
1023 * df-core.c (df_set_bb_dirty_nonlr): New function.
1024 * df-scan.c (df_insn_rescan): Call it instead of
1025 df_set_bb_dirty for DEBUG_INSNs.
1027 2010-01-29 Richard Guenther <rguenther@suse.de>
1030 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1031 quadratic behavior in most cases.
1033 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1037 in the call to gen_x86_movsicc_0_m1.
1039 2010-01-28 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/42871
1042 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1044 2010-01-28 Richard Guenther <rguenther@suse.de>
1046 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1047 into call arguments.
1049 2010-01-28 Richard Guenther <rguenther@suse.de>
1052 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1053 the forwarder if the destination is an EH landing pad.
1055 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1057 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1058 block list passed to gimple_duplicate_sese_tail.
1059 (parallelize_loops): Avoid parallelization when the function
1061 Avoid parallelization when the preheader is IRREDUCIBLE.
1062 Try to optimize when estimated_loop_iterations_int is unresolved.
1063 Add the loop's location to the dump file.
1064 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1065 (gimple_duplicate_sese_tail): Remove the check for the latch.
1066 Redirect nexits to the exit block.
1067 Remove handling of the incoming edges to the latch.
1068 Redirect the backedge from the copied latch to the exit bb.
1070 2010-01-28 Michael Matz <matz@suse.de>
1073 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1074 Wrap force_reg into a sequence, emit it before user.
1076 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1078 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1080 (arm_legacy_rev): Likewise.
1081 (thumb_legacy_rev): Likewise.
1083 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1085 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1086 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1087 on MEM's address failed, try avoid_constant_pool_reference and
1088 recurse if it returned something different.
1089 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1090 address, try avoid_constant_pool_reference and recurse if it
1091 returned something different.
1092 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1093 address and avoid_constant_pool_reference returned something
1094 different, don't set have_address.
1096 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1099 * var-tracking.c (val_store): Add modified argument, obey it.
1101 (count_uses): Move down logging of main.
1102 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1103 don't need resolution.
1104 (emit_notes_in_bb): Likewise.
1106 2010-01-27 Richard Guenther <rguenther@suse.de>
1109 * tree-inline.c (remap_decl): Delay remapping of SSA name
1110 default definitions until we need them.
1112 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1114 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1115 (rs6000_delegitimize_address): New function.
1117 * config/s390/s390.c (s390_delegitimize_address): Call
1118 delegitimize_mem_from_attrs.
1121 * tree-inline.c (cannot_copy_type_1): Removed.
1122 (copy_forbidden): Don't forbid copying of functions containing
1123 records/unions with variable length fields.
1125 2010-01-27 Christian Bruel <christian.bruel@st.com>
1129 * config/sh/sh.c (find_barrier): Increase length for non delayed
1130 conditional branches.
1132 2010-01-27 Matthias Klose <doko@ubuntu.com>
1134 * configure.ac (gnu-unique-object): Fix ldd version check.
1135 * configure: Regenerate.
1137 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1139 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1141 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1142 Test for HAVE_GNU_AS value.
1144 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1146 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1147 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1148 INT64_TYPE): Define.
1149 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1150 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1151 INT_LEAST64_TYPE): Define.
1152 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1153 UINT_LEAST64_TYPE): Define.
1154 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1155 INT_FAST64_TYPE): Define.
1156 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1157 UINT_FAST64_TYPE): Define.
1158 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1159 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1160 (SIG_ATOMIC_TYPE): Define.
1162 2010-01-26 Richard Guenther <rguenther@suse.de>
1164 * df-scan.c (df_scan_set_bb_info): Remove assert.
1165 (df_insn_rescan_debug_internal): Merge asserts.
1166 (df_install_ref): Likewise.
1167 (df_mark_reg): Use bitmap_set_range.
1168 (df_hard_reg_used_p): Remove assert.
1169 (df_hard_reg_used_count): Likewise.
1171 2010-01-26 Richard Guenther <rguenther@suse.de>
1173 PR rtl-optimization/42685
1174 * web.c (web_main): Ignore DEBUG_INSNs.
1176 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1178 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1180 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1181 Fix types of fndecl and arglist parameters.
1183 2010-01-26 Richard Guenther <rguenther@suse.de>
1186 * tree-eh.c (unsplit_eh): Skip debug insns.
1188 2010-01-26 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/42250
1191 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1193 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1196 * omp-low.c (expand_omp_sections): Only use single_pred if
1197 l2_bb is single_pred_p.
1199 2010-01-25 Christian Bruel <christian.bruel@st.com>
1202 * config/sh/sh.c (find_barrier): Increase length for non delayed
1203 conditional branches.
1204 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1206 2010-01-24 David S. Miller <davem@davemloft.net>
1208 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1209 define if not using GAS.
1210 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1211 Likewise. Delete SECTION_MERGE code, which is only applicable
1214 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1217 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1218 mangling of va_list in system headers.
1220 2010-01-23 Toon Moene <toon@moene.org>
1222 * tree-predcom.c (combine_chains): Return NULL, not false.
1224 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1226 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1227 initialization of variable res to agree with return type.
1229 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1231 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1232 * tree-sra.c: Add include of expr.h.
1234 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1236 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1237 insert the debug stmt on the single non-EH edge from the stmt.
1239 2010-01-22 Richard Henderson <rth@redhat.com>
1242 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1243 the RHS until after generate_subtree_copies has insertted its
1244 code before the current statement.
1246 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1248 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1250 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1252 2010-01-21 Martin Jambor <mjambor@suse.cz>
1254 PR tree-optimization/42585
1255 * tree-sra.c (struct access): New field grp_total_scalarization.
1256 (dump_access): Dump the new field.
1257 (should_scalarize_away_bitmap): New variable.
1258 (cannot_scalarize_away_bitmap): Likewise.
1259 (sra_initialize): Allocate new bitmaps.
1260 (sra_deinitialize): Free new bitmaps.
1261 (create_access_1): New function.
1262 (create_access): Parts moved to create_access_1.
1263 (type_consists_of_records_p): New function.
1264 (completely_scalarize_record): Likewise.
1265 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1266 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1267 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1269 (analyze_all_variable_accesses): Completely scalarize small eligible
1272 2010-01-21 Martin Jambor <mjambor@suse.cz>
1274 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1276 2010-01-21 Andrew Haley <aph@redhat.com>
1278 * gcc.c (process_command): Move lang_specific_driver before
1279 setting cc_libexec_prefix.
1281 2010-01-21 Richard Guenther <rguenther@suse.de>
1284 * fold-const.c (negate_expr_p): Pretend only negative
1285 real constants are easily negatable.
1287 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1288 Jason Merrill <jason@redhat.com>
1290 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1291 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1292 * calls.c (initialize argument_information): Handle it.
1293 * c-common.c (handle_transparent_union_attribute): Use new name.
1294 * c-decl.c (finish_struct): Ditto.
1295 * c-typeck.c (type_lists_compatible_p): Ditto.
1296 (convert_for_assignment): Use new name and also handle record.
1297 * function.c (aggregate_value_p): Handle it.
1298 (pass_by_reference): Ditto.
1299 (assign_parm_data_types): Ditto.
1300 * print-tree.c (print_node): Ditto.
1301 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1302 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1303 * tree.c (first_field): New fn.
1305 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1308 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1309 even when linking statically, for now.
1311 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1314 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1315 without a cselib val.
1316 (count_uses): Accept MO_VAL_SET with no val on stores.
1317 (add_stores): Likewise.
1319 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1321 * var-tracking.c (check_value_val): Add a compile time assertion.
1322 (dv_is_decl_p): Simplify.
1323 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1324 gcc_assert if ENABLE_CHECKING.
1326 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1329 * var-tracking.c: Include tree-flow.h.
1330 (mem_dies_at_call): New.
1331 (dataflow_set_preserve_mem_locs): Use it.
1332 (dataflow_set_remove_mem_locs): Likewise.
1333 (dump_var): Renamed from dump_variable. Adjust all callers.
1334 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1335 * Makefile.in (var-tracking.o): Adjust deps.
1337 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1339 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1341 2010-01-20 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/42717
1344 * tree-ssa-dce.c (get_live_post_dom): Remove.
1345 (forward_edge_to_pdom): Take an arbitrary edge to copy
1346 degenerate PHI args from.
1347 (remove_dead_stmt): Use the first post-dominator even if it
1348 does not contain live statements as redirection destination.
1350 2010-01-20 Richard Guenther <rguenther@suse.de>
1352 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1354 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1356 * sel-sched.c (create_speculation_check): Remove set but not used
1358 (try_transformation_cache): Remove set but not used variable ds.
1359 (calculate_privileged_insns): Remove set but not used variables
1360 cur_insn and min_spec_insn.
1361 (find_best_expr): Remove set but not used variable avail_n.
1362 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1364 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1366 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1367 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1370 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1373 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1374 cpu types. Add support for *-sse3 cpu types.
1375 (x86_64-*-*): Ditto.
1377 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1380 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1381 argument, call initializer_constant_valid_p_1 instead of
1382 initializer_constant_valid_p, pass CACHE to it, return NULL
1383 immediately if first call returns NULL.
1384 (initializer_constant_valid_p_1): New function.
1385 (initializer_constant_valid_p): Use it.
1387 2010-01-20 Thomas Quinot <quinot@adacore.com>
1389 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1391 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1393 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1394 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1395 (loc_list_from_tree): Don't handle unsigned division. Handle
1396 signed modulo using DW_OP_{over,over,div,mul,minus}.
1397 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1398 modulo instead of signed.
1400 2010-01-20 DJ Delorie <dj@redhat.com>
1402 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1404 (h8300_emit_stack_adjustment): Propogate it.
1406 (h8300_expand_prologue): Likewise.
1407 (h8300_expand_epilogue): Likewise.
1409 2010-01-19 Michael Matz <matz@suse.de>
1411 PR tree-optimization/41783
1412 * tree-data-ref.c (toplevel): Include flags.h.
1413 (dump_data_dependence_relation): Also dump the inputs if the
1414 result will be unknown.
1415 (split_constant_offset_1): Look through some conversions.
1416 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1417 the offset from last element is too large.
1418 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1419 (reassociate_to_the_same_stmt): Handle vector registers.
1420 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1422 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1423 wide_prolog_niters argument, emit widening instructions.
1424 (vect_do_peeling_for_alignment): Adjust caller, use widened
1425 variant of the iteration cound.
1426 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1428 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1431 * config/arm/neon-testgen.m (emit_automatics): New parameter
1432 features. Adjust for Fixed_return_reg feature.
1433 (test_intrinsic): Call emit_automatics with new feature.
1434 * config/arm/neon.ml: Update copyright years.
1435 (features): New Fixed_return_reg feature.
1436 (ops): Update feature for Vget_low.
1438 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1440 PR tree-optimization/42719
1441 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1445 * fwprop.c (all_uses_available_at): Return false if def_set dest
1446 is a REG that is used in def_insn.
1448 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1450 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1452 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1455 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1457 * target.h (struct gcc_target) <secondary_reload>: Change type
1458 of last argument to secondary_reload_info *.
1460 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1463 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1464 memory references with unaligned offsets. Remove CQImode handling.
1465 (unaligned_memory_operand): Return 1 for memory references with
1466 unaligned offsets. Remove CQImode handling.
1468 2010-01-18 Richard Guenther <rguenther@suse.de>
1471 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1474 2010-01-18 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/42781
1477 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1478 restrict processing only if the original variable was artificial.
1480 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1482 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1483 find number of popped argument bytes.
1485 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1486 Fix the text that describes the return value for invalid insns.
1488 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1490 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1491 Clarify what 'cost of the -dependence' is. Fix quoting.
1493 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1494 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1496 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1498 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1499 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1501 2010-01-17 Richard Guenther <rguenther@suse.de>
1504 * function.c (split_complex_args): Take a VEC to modify.
1505 (assign_parms_augmented_arg_list): Build a VEC instead of
1506 a chain of PARM_DECLs.
1507 (assign_parms_unsplit_complex): Take a VEC of arguments.
1508 Do not fixup unmodified parms.
1509 (assign_parms): Deal with the VEC.
1510 (gimplify_parameters): Likewise.
1512 2010-01-17 Richard Guenther <rguenther@suse.de>
1514 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1515 node existence check.
1516 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1517 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1518 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1519 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1520 (gimple_execute_on_growing_pred): Likewise.
1522 2010-01-17 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/42773
1525 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1526 (compute_antic_aux): Likewise.
1527 (compute_partial_antic_aux): Likewise.
1529 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1532 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1535 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1537 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1540 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1541 Fix markup for strict argument.
1543 (TARGET_SCHED_REORDER2): Fix argument types.
1545 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1546 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1548 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1549 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1551 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1554 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1555 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1556 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1557 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1558 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1560 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1562 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1564 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1565 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1567 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1569 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1572 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1574 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1575 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1577 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1579 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1581 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1582 referring to it. Fix language.
1584 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1586 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1588 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1590 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1592 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1593 '@var{stream}. Remove stray 'and'.
1595 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1597 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1599 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1601 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1602 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1604 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1605 Fix description of return value.
1606 Rename argument "sz" to "len."
1608 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1609 Clarify meaning of 'true' return value.
1611 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1613 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1614 rep_mode versus mode_rep.
1616 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1618 (TARGET_BUILTIN_DECL): Fix name.
1620 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1622 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1624 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1626 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1628 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1630 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1633 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1634 Rename argument tm_fn to md_fn.
1636 (TARGET_OPTION_PRINT): Fix argument list.
1638 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1641 * config/i386/i386.c (ix86_fixup_binary_operands):
1642 Revert FMA4 fixup of operands.
1644 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1647 * Makefile.in (write_entries_to_file, install-plugin):
1648 Use \012 instead of \n with tr.
1650 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1652 * configure.ac (HAVE_AS_REF): New C macro.
1653 * configure: Regenerate.
1654 * config.in: Likewise.
1655 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1657 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1660 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1662 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1664 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1666 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1668 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1670 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1672 (TARGET_BINDS_LOCAL_P): Fix argument type.
1674 (TARGET_ASM_FILE_END): Use prototype.
1676 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1678 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1680 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1682 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1684 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1685 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1687 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1688 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1690 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1691 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1692 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1693 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1695 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1697 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1699 (TARGET_INIT_BUILTINS): Use prototype.
1701 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1702 Put 'const char *' in braces. Fix parameter types.
1703 (TARGET_INVALID_CONVERSION): Fix parameter types.
1704 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1705 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1707 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1710 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1712 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1714 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1716 * doc/tm.texi (TARGET_HELP): Fix return type.
1718 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1719 in braces. Fix argument types.
1721 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1723 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1725 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1727 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1728 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1730 (TARGET_MANGLE_TYPE): Fix argument types.
1732 (TARGET_IRA_COVER_CLASSES): Use prototype.
1734 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1736 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1738 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1740 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1742 (TARGET_CALLEE_COPIES): Fix argument types.
1744 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1746 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1748 (TARGET_FUNCTION_VALUE): Fix argument types.
1750 (TARGET_RETURN_IN_MSB): Fix argument type.
1752 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1754 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1756 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1758 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1759 agree with return type.
1761 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1763 2010-01-15 Jing Yu <jingyu@google.com>
1765 PR rtl-optimization/42691
1766 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1767 a pseudo to a constant and are merged, and adjust comments.
1769 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1771 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1773 2010-01-15 Richard Guenther <rguenther@suse.de>
1776 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1777 labels of computed or non-local gotos to the destination.
1778 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1779 landing pad label is the first label.
1781 2010-01-15 Richard Guenther <rguenther@suse.de>
1783 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1785 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1788 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1789 to allow generation of the xssqrtdp instruction on power7.
1790 (sqrtdf2_fpr): Ditto.
1792 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1795 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1796 functions with noreturn attribute.
1799 * varasm.c (declare_weak): Add weak attribute to decl if it
1800 doesn't have one already.
1801 (assemble_external): Only add decls to weak_decls if they also
1802 have weak attribute.
1804 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1806 * var-tracking.c (var_reg_delete): Don't delete the association
1807 between REGs and values or one-part variables if the register
1810 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1813 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1814 because its first operand is a non-localized variable.
1816 2010-01-14 Martin Jambor <mjambor@suse.cz>
1818 PR tree-optimization/42706
1819 * tree-sra.c (encountered_recursive_call): New variable.
1820 (encountered_unchangable_recursive_call): Likewise.
1821 (sra_initialize): Initialize both new variables.
1822 (callsite_has_enough_arguments_p): New function.
1823 (scan_function): Call decl and flags check only for IPA-SRA, check
1824 whether there is a recursive call and whether it has enough arguments.
1825 (all_callers_have_enough_arguments_p): New function.
1826 (convert_callers): Look for recursive calls only when
1827 encountered_recursive_call is set.
1828 (ipa_early_sra): Bail out either if
1829 !all_callers_have_enough_arguments_p or
1830 encountered_unchangable_recursive_call.
1832 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1834 * sel-sched.c: Add 2010 to copyright years.
1835 * sel-sched-ir.c: Likewise.
1836 * sel-sched-ir.h: Likewise.
1838 2010-01-14 Martin Jambor <mjambor@suse.cz>
1840 PR tree-optimization/42714
1841 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1842 constructors specially.
1844 2010-01-14 Andi Kleen <ak@linux.intel.com>
1846 * config/i386/drivers-i386.c (detect_caches_intel):
1847 Add l2sizekb parameter and fill in.
1848 (host_detect_local_cpu): Add l2sizekb, fill in.
1849 Add Atom small cache heuristic.
1851 2010-01-14 Andi Kleen <ak@linux.intel.com>
1853 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1854 Add level3 parameter and fill in.
1855 (detect_caches_intel): Handle level3 cache.
1857 2010-01-14 Andi Kleen <ak@linux.intel.com>
1859 * config/i386/drivers-i386.c (host_detect_local_cpu):
1860 Fix core duo detection.
1862 2010-01-14 Andi Kleen <ak@linux.intel.com>
1864 * config/i386/drivers-i386.c (host_detect_local_cpu):
1867 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1869 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1870 (rs6000_variable_issue_1): this. Use...
1871 (rs6000_variable_issue): here. Reimplement. Print debug info.
1873 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1875 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1876 sel_restore_notes. Update all callers. Call reemit_notes
1879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1881 PR rtl-optimization/42246
1882 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1887 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1888 all successors is the same as number of successors in current region.
1890 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1892 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1893 to rename is not separable. Otherwise check that its LHS is not NULL.
1895 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1897 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1899 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1901 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1902 available registers when failed to discover LHS register class.
1903 Fix indentation. Update comment.
1905 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1906 Alexander Monakov <amonakov@ispras.ru>
1908 PR rtl-optimization/42389
1909 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1911 (advance_state_on_fence): Likewise.
1912 (sel_target_adjust_priority): Print debug output only when
1913 sched_verbose >= 4, not 2.
1914 (get_expr_cost): Do not issue all unique insns on the next cycle.
1915 (fill_insns): Initialize can_issue_more from the value saved
1917 * sel-sched-ir.c (flist_add): New parameter issue_more.
1918 Init FENCE_ISSUE_MORE with it.
1919 (merge_fences): Likewise.
1920 (init_fences): Update call to flist_add.
1921 (add_to_fences, add_clean_fence_to_fences)
1922 (add_dirty_fence_to_fences): Likewise.
1923 (move_fence_to_fences): Update call to merge_fences.
1924 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1926 * sel-sched-ir.h (struct _fence): New field issue_more.
1927 (FENCE_ISSUE_MORE): New accessor macro.
1929 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1931 PR rtl-optimization/42388
1932 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1933 that have no predecessors nor successors. Do not call move_bb_info
1934 for empty blocks outside of current region.
1936 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1938 PR rtl-optimization/42294
1939 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1940 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1941 originators' originators.
1943 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1945 PR rtl-optimization/39453
1946 PR rtl-optimization/42246
1947 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1949 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1951 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1952 Alexander Monakov <amonakov@ispras.ru>
1955 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1956 (maybe_tidy_empty_bb): ... here. Make static. Add new
1957 argument. Update all callers.
1958 (tidy_control_flow): ... and here. Recompute topological order
1959 of basic blocks in region if necessary.
1960 (sel_redirect_edge_and_branch): Change return type. Return true
1961 if topological order might have been invalidated.
1962 (purge_empty_blocks): Export and move from...
1963 * sel-sched.c (purge_empty_blocks): ... here.
1964 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1965 (maybe_tidy_empty_bb): Delete prototype.
1966 (purge_empty_blocks): Declare.
1968 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1970 PR rtl-optimization/42249
1971 * sel-sched.c (try_replace_dest_reg): When chosen register
1972 and original register is the same, do not bail out early, but
1973 still check all original insns for validity of replacing destination
1974 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1977 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1980 Port from no-undefined-overflow branch:
1981 2009-03-09 Richard Guenther <rguenther@suse.de>
1983 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1985 2010-01-14 Richard Guenther <rguenther@suse.de>
1988 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1990 2010-01-14 Ira Rosen <irar@il.ibm.com>
1992 PR tree-optimization/42709
1993 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1994 as scalar type in creation of constant vector operand.
1996 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1999 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2000 (check-parallel-%): Match `testsuite' directory component only
2003 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2005 PR translation/39521
2006 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2009 2010-01-13 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/42730
2012 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2015 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2018 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2019 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2022 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2024 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2025 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2026 ___umulsi3_highpart.
2028 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2029 rather than schedule_insns if the pass is enabled.
2031 2010-01-13 Martin Jambor <mjambor@suse.cz>
2033 PR tree-optimization/42704
2034 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2037 2010-01-13 Martin Jambor <mjambor@suse.cz>
2039 PR tree-optimization/42703
2040 * tree-sra.c (analyze_access_subtree): Check that we can build a
2041 reference to the original data within the aggregate.
2043 2010-01-13 Richard Guenther <rguenther@suse.de>
2045 PR tree-optimization/42705
2046 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2048 2010-01-13 Richard Guenther <rguenther@suse.de>
2051 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2053 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2056 * var-tracking.c (values_to_unmark): New variable.
2057 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2058 values_to_unmark vector. Moved body to...
2059 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2060 instead queue it into values_to_unmark vector.
2061 (vt_find_locations): Free values_to_unmark vector.
2063 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2065 * config/s390/s390.c (override_options): Set
2066 default of max-pending-list-length to 256
2068 2010-01-13 Richard Guenther <rguenther@suse.de>
2071 * tree-pass.h (PROP_gimple_lcx): New.
2072 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2073 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2074 before the final cleanup_eh.
2075 (dump_properties): Dump PROP_gimple_lcx.
2076 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2077 (tree_lower_complex_O0): Remove.
2078 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2079 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2080 tree_lower_complex, schedule TODO_update_ssa.
2081 * lto-streamer-out.c (output_function): Stream the functions
2083 * lto-streamer-in.c (input_function): Likewise.
2084 (lto_read_body): Do not override them here.
2086 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2089 * c-typeck.c (build_c_cast): Fold value cast to union type before
2090 wrapping it in a CONSTRUCTOR.
2092 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2094 PR rtl-optimization/42699
2095 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2098 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2100 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2101 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2102 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2103 SUBTARGET_WARN_UNUSED_SPEC): ... here
2104 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2106 2010-01-12 Julian Brown <julian@codesourcery.com>
2108 * config/arm/neon-schedgen.ml (Utils): Don't try to
2109 open missing module.
2110 (find_with_result): New.
2112 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2115 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2116 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2118 PR tree-optimization/42645
2119 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2120 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2121 decl_map, set processing_debug_stmt to -1 and return name without
2124 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2126 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2127 binutils version, and reword target configuration description.
2129 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2131 * config/avr/avr.h (LINKER_NAME): Remove.
2133 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2136 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2137 that support VSX, warn for -mno-altivec if vsx is not disabled,
2140 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2141 Shujing Zhao <pearly.zhao@oracle.com>
2143 PR translation/42469
2144 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2145 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2146 character between option name and help text.
2147 * c.opt (imultilib): Likewise.
2149 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2151 * lto-streamer-out.c (output_unreferenced_globals): Output static
2154 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2156 PR rtl-optimization/42621
2157 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2158 optimizing for size.
2159 (duplicate_computed_gotos): Remove now-redundant check.
2161 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2164 * configure.ac: Save and restore LDFLAGS and LIBS
2165 * configure: Regenerate.
2167 2010-01-10 Richard Guenther <rguenther@suse.de>
2170 * builtins.c (fold_builtin_strlen): Add type argument and
2171 convert the resulting length to it.
2172 (fold_builtin_1): Adjust.
2174 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2176 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2177 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2179 (num_insns_constant_wide): Adjust for that change.
2181 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2184 * web.c (union_defs): Add used argument, to combine uses of
2186 (entry_register): Adjust type and tests of used argument.
2187 (web_main): Widen used for new use. Pass it to union_defs.
2188 * df.h (union_defs): Adjust prototype.
2190 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2193 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2194 uses in new incoming argument. Free body.
2195 (reset_debug_uses_in_loop): New.
2196 (analyze_insn_to_expand_var): Call the latter if the former found
2197 anything. Fix whitespace. Reject invalid dest overlaps before
2198 going through all insns in the loop.
2200 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2203 * haifa-sched.c (dying_use_p): Debug insns don't count.
2205 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2208 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2209 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2210 (verify_gimple_call): Reject LHS in noreturn calls.
2212 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2216 * tree-vect-loop-manip.c (adjust_info): New type.
2217 (adjust_vec): New pointer to vector.
2218 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2219 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2220 (slpeel_update_phis_for_duplicate_loop): Use them.
2221 (slpeel_update_phi_nodes_for_guard1): Likewise.
2222 (slpeel_update_phi_nodes_for_guard2): Likewise.
2223 (slpeel_tree_peel_loop_to_edge): Likewise.
2224 (vect_update_ivs_after_vectorizer): Likewise.
2226 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2228 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2229 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2231 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2233 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2234 bogus uninitialized warning.
2236 2010-01-09 Richard Guenther <rguenther@suse.de>
2239 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2240 the evolution is compatible with the initial condition.
2242 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2244 * gcc.c (process_command): Update copyright notice dates.
2245 * gcov.c (print_version): Likewise.
2246 * gcov-dump.c (print_version): Likewise.
2247 * mips-tfile.c (main): Likewise.
2248 * mips-tdump.c (main): Likewise.
2250 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2253 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2255 (rotlhi3_8): Delete.
2257 (rotlsi3_8): Delete.
2258 (rotlsi3_16): Delete.
2259 (rotlsi3_24): Delete.
2261 (*rotw<mode>3): New.
2262 (*rotb<mode>3): New.
2263 * config/avr/avr.c (avr_rotate_bytes): New function.
2264 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2266 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2269 * configure.ac: Modify -rdynamic check.
2270 * configure: Regenerate.
2272 2010-01-08 DJ Delorie <dj@redhat.com>
2274 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2275 register popping order.
2277 2010-01-08 Richard Guenther <rguenther@suse.de>
2280 * c.opt (fsigned-char): Also let LTO handle this option.
2281 (funsigned-char): Likewise.
2283 2010-01-07 Richard Guenther <rguenther@suse.de>
2285 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2286 (gimple_op): Likewise.
2287 (gimple_op_ptr): Likewise.
2288 (gimple_assign_set_lhs): Remove gcc_assert.
2289 (gimple_assign_set_rhs1): Likewise.
2290 (gimple_assign_set_rhs2): Likewise.
2291 (gimple_call_set_lhs): Likewise.
2292 (gimple_call_set_fn): Likewise.
2293 (gimple_call_set_fndecl): Likewise.
2294 (gimple_call_fndecl): Likewise.
2295 (gimple_call_return_type): Likewise.
2296 (gimple_call_set_chain): Likewise.
2297 (gimple_call_num_args): Likewise.
2298 (gimple_call_set_arg): Likewise.
2299 (gimple_cond_set_code): Likewise.
2300 (gimple_cond_set_lhs): Likewise.
2301 (gimple_cond_set_rhs): Likewise.
2302 (gimple_cond_set_true_label): Likewise.
2303 (gimple_cond_set_false_label): Likewise.
2304 (gimple_label_set_label): Likewise.
2305 (gimple_goto_set_dest): Likewise.
2306 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2307 (gimple_debug_bind_get_value): Likewise.
2308 (gimple_debug_bind_get_value_ptr): Likewise.
2309 (gimple_debug_bind_set_var): Likewise.
2310 (gimple_debug_bind_set_value): Likewise.
2311 (gimple_debug_bind_reset_value): Likewise.
2312 (gimple_debug_bind_has_value_p): Likewise.
2313 (gimple_return_retval_ptr): Remove gcc_assert.
2314 (gimple_return_retval): Likewise.
2315 (gimple_return_set_retval): Likewise.
2316 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2317 (safe_referenced_var_iterator): Remove.
2318 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2319 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2320 (fill_referenced_var_vec): Remove.
2321 (first_readonly_imm_use): Remove redundant gcc_assert.
2322 (phi_arg_index_from_use): Combine gcc_asserts.
2323 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2324 (first_imm_use_stmt): Remove redundant gcc_assert.
2325 * tree-cfg.c (verify_gimple_call): Verify function and chain
2326 operands. Verify arguments.
2327 (verify_types_in_gimple_stmt): Verify condition code and labels.
2329 2010-01-07 Richard Guenther <rguenther@suse.de>
2331 PR tree-optimization/42641
2332 * sese.c (rename_map_elt_info): Use the SSA name version, do
2335 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2337 PR tree-optimization/42625
2338 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2339 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2341 2010-01-07 Duncan Sands <baldrick@free.fr>
2343 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2345 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2348 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2349 note itself is not function_invariant_p.
2351 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2353 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2354 Do not add the DF_NOTE problem.
2355 * store-motion.c (execute_rtl_store_motion): Likewise.
2357 2010-01-07 Martin Jambor <mjambor@suse.cz>
2359 PR tree-optimization/42157
2360 * tree-sra.c (compare_access_positions): Stabilize sort if both
2361 accesses have integer types, return zero immediately if they are the
2364 2010-01-06 Richard Henderson <rth@redhat.com>
2367 * haifa-sched.c (add_to_note_list): Merge into ...
2368 (concat_note_lists): ... here, and ...
2369 (unlink_other_notes, rm_other_notes): Merge into...
2370 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2371 NOTE_INSN_EPILOGUE_BEG.
2373 2010-01-06 Richard Guenther <rguenther@suse.de>
2375 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2376 not inline regular functions into always-inline functions.
2378 2010-01-06 Nick Clifton <nickc@redhat.com>
2380 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2381 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2383 (OVERRIDE_OPTIONS): Delete.
2384 (OPTIMIZATION_OPTIONS): Define.
2385 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2386 * config/rx/rx.c (rx_handle_option): Issue an error message if
2387 -mcpu=rx200 and -fpu are used together.
2388 (rx_set_optimization_options): New function. Issue an error
2389 message if an optimization attribute attempts to reset the FPU/
2390 math optimization pairing.
2391 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2392 * config/rx/rx.opt: Set the default to 32-bit doubles.
2393 * config/rx/t-rx: Add multilibs for -nofpu option.
2394 * doc/invoke.texi: Update documentation of RX options.
2396 2010-01-06 Richard Guenther <rguenther@suse.de>
2398 * tree-ssa-pre.c (name_to_id): New global.
2399 (alloc_expression_id): Simplify SSA name handling.
2400 (lookup_expression_id): Likewise.
2401 (init_pre): Zero name_to_id.
2402 (fini_pre): Free it.
2404 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2406 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2408 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/i386/sse.md (smaxv2di3): New.
2412 (umaxv2di3): Likewise.
2413 (sminv2di3): Likewise.
2414 (uminv2di3): Likewise.
2416 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2419 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2420 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2421 (legitimize_tls_address): Likewise.
2422 (sparc_tls_referenced_p): Likewise.
2423 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2424 and adjust calls to legitimize_pic_address.
2425 (legitimate_constant_p) Use sparc_tls_referenced_p.
2426 (legitimate_pic_operand_p): Likewise.
2427 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2428 (sparc_tls_symbol_ref_1): Delete.
2429 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2430 (legitimize_tls_address): Make static, handle CONST patterns.
2431 (legitimize_pic_address): Make static, remove unused parameter and
2432 adjust recursive calls.
2433 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2434 and adjust call to legitimize_pic_address.
2435 (sparc_output_mi_thunk): Likewise.
2437 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2438 H.J. Lu <hongjiu.lu@intel.com>
2441 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2442 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2443 operands to make them signed.
2446 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2449 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2450 GTU to GT for V4SI and V2DI.
2452 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2453 (umin<mode>3): Removed.
2455 (uminv4si3): Likewise.
2457 2010-01-05 Martin Jambor <mjambor@suse.cz>
2459 PR tree-optimization/42462
2460 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2461 current_function_decl to helper functions and macros.
2463 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2466 * flags.h: Don't include real.h.
2467 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2468 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2469 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2470 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2471 * dominance.c: Update copyright.
2472 * gimple.c (walk_gimple_op): Remove inline.
2473 * tree-ssa-reassoc.c: Include real.h.
2474 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2475 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2477 2010-01-05 Nick Clifton <nickc@redhat.com>
2479 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2480 register to push into the stack frame when the accumulator has to
2481 be saved during interrupts.
2483 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2485 * doc/invoke.texi: Remove the documentation about option
2487 * common.opt (Wunreachable-code): Preserved for backward
2489 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2490 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2491 the backward compatibility flag section.
2493 2010-01-05 Richard Guenther <rguenther@suse.de>
2495 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2497 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2500 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2502 PR tree-optimization/42508
2503 * tree-sra.c (convert_callers): Check for recursive call
2504 by comparing cgraph nodes instead of decls.
2505 (modify_function): Call ipa_modify_formal_parameters also
2506 on all same_body aliases.
2508 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2509 cgraph nodes when checking for same_body aliases.
2511 2010-01-05 Richard Guenther <rguenther@suse.de>
2513 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2514 allocation and lookup.
2515 (get_or_alloc_expr_for_constant): Likewise.
2516 (phi_translate): Sink allocation.
2518 2010-01-04 Richard Guenther <rguenther@suse.de>
2520 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2521 a new entry only if needed.
2522 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2523 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2525 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2527 (phi_translate): Handle CONSTANTs early.
2529 2010-01-04 Martin Jambor <mjambor@suse.cz>
2531 PR tree-optimization/42398
2532 * tree-sra.c (struct access): Removed flag grp_different_types.
2533 (dump_access): Do not dump the removed flag.
2534 (sort_and_splice_var_accesses): Do not set the removed flag.
2535 (sra_modify_expr): Check for type compatibility directly.
2537 2010-01-04 Martin Jambor <mjambor@suse.cz>
2539 PR tree-optimization/42366
2540 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2541 edges with variable number of parameters.
2542 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2543 flag instead of asserting it.
2544 (ipa_read_node_info): Read uses_analysis_done flag.
2546 2010-01-04 Richard Guenther <rguenther@suse.de>
2548 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2549 iterative_hash_* as intended.
2550 (vn_reference_compute_hash): Likewise. Simplify hashing
2552 (vn_reference_lookup_2): Likewise.
2553 (vn_nary_op_compute_hash): Likewise.
2554 (vn_phi_compute_hash): Likewise.
2555 (expressions_equal_p): Remove strange code.
2556 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2557 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2558 (bitmap_insert_into_set_1): Take value-id as parameter.
2559 (add_to_value): Pass it.
2560 (bitmap_insert_into_set): Likewise.
2561 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2563 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2566 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2567 (do_self_spec): For switches with SWITCH_IGNORE set set also
2568 SWITCH_IGNORE_PERMANENTLY.
2569 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2572 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2574 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2575 tree of an unreferenced global var.
2577 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2580 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2581 GTU to GT for V4SI and V2DI.
2583 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2584 (umin<mode>3): Removed.
2586 (uminv4si3): Likewise.
2588 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2591 * collect2.c (main): Turn on trace in collect2 if -v is passed
2594 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2596 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2597 description of expression operand.
2599 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2601 * configure.ac: Add install-html to target_list for Make-hooks.
2602 * configure: Regenerate.
2603 * fortran/Make-lang.in (F95_HTMLFILES): New.
2604 (fortran.html): Use it.
2605 (fortran.install-html): New.
2606 * Makefile.in (install-html): Add lang.install-html.
2607 * java/Make-lang.in (JAVA_HTMLFILES): New.
2608 (java.html): Use it.
2609 (java.install-html): New.
2610 * objc/Make-lang.in (objc.install-html): New.
2611 * objcp/Make-lang.in (obj-c++.install-html): New.
2612 * cp/Make-lang.in (c++.install-html): New.
2613 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2614 * lto/Make-lang.in (lto.install-html): New.
2616 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2619 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2621 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2623 PR rtl-optimization/41862
2624 * store-motion.c (store_killed_in_insn, compute_store_table,
2625 remove_reachable_equiv_notes, replace_store_insn,
2626 build_store_vectors): Ignore all DEBUG_INSNs.
2628 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2631 * common.opt: Add dumpdir.
2633 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2635 (option_map): Add --dumpdir.
2637 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2639 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2641 * opts.c (decode_options): Try dump_dir_name first if
2642 dump_base_name isn't an absolute path.
2643 (common_handle_option): Handle OPT_dumpdir.
2645 * toplev.c (dump_dir_name): New.
2646 (print_switch_values): Also ignore -dumpdir.
2648 * toplev.h (dump_dir_name): New.
2650 2010-01-03 Richard Guenther <rguenther@suse.de>
2652 PR tree-optimization/42589
2653 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2654 double-word expansion of bswap32.
2656 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2658 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2659 with BLOCK_FOR_INSN.
2660 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2661 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2662 noce_process_if_block): Likewise.
2663 * gcse.c (compute_local_properties, insert_expr_in_table,
2664 insert_set_in_table, canon_list_insert, find_avail_set,
2665 pre_insert_copy_insn): Likewise.
2667 * basic-block.h (BLOCK_NUM): Move from here...
2668 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2670 2010-01-03 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/42438
2673 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2674 contains_may_not_return_call flag.
2675 (BB_MAY_NOTRETURN): New.
2676 (valid_in_sets): Trapping nary operations are not valid
2677 in blocks that may not return.
2678 (insert_into_preds_of_block): Remove check for trapping expressions.
2679 (compute_avail): Compute also BB_MAY_NOTRETURN.
2681 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2683 * doc/invoke.texi: Add 2010 to copyright years.
2685 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2687 * config/sparc/sparc.c: Fix formatting nits.
2689 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2690 Alexander Monakov <amonakov@ispras.ru>
2692 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2694 2010-01-02 Richard Guenther <rguenther@suse.de>
2697 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2698 (simplify_switch_using_ranges): Mark to be removed edges
2701 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2703 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2705 * collect2.c (scan_libraries): Add missing argument in call to
2708 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2711 * config/alpha/predicates.md (aligned_memory_operand): Return false
2713 (unaligned_memory_operand): Return true for CQImode.
2714 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2715 doesn not cross aligned SImode word boundary.
2717 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2719 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2721 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2722 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2724 2010-01-02 Richard Guenther <rguenther@suse.de>
2727 * toplev.c (compile_file): Emit LTO marker properly. Change
2729 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2731 2010-01-01 Richard Guenther <rguenther@suse.de>
2734 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2736 2010-01-01 Richard Guenther <rguenther@suse.de>
2739 * c-decl.c (grokdeclarator): For zero-size arrays force
2740 structural equality checks as layout_type does.
2742 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2744 * builtins.c: Update copyright to 2010.
2746 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2749 * lto-streamer-out.c (produce_asm): Revert the last change.
2750 (copy_function): Likewise.
2752 * lto-streamer.c (lto_get_section_name): Skip any leading
2755 2010-01-01 Richard Guenther <rguenther@suse.de>
2758 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2762 Copyright (C) 2010 Free Software Foundation, Inc.
2764 Copying and distribution of this file, with or without modification,
2765 are permitted in any medium without royalty provided the copyright
2766 notice and this notice are preserved.