1 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6 and support both V2DF and V2DI modes.
7 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
8 support both V2DF and V2DI modes.
9 (general): Delete trailing whitespace from a few patterns.
11 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12 V2DF/V2DI interleave high/low builtins.
14 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
17 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
18 interleave high/low functions.
20 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
22 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
23 #pragma extern_prefix.
25 2010-02-25 Jakub Jelinek <jakub@redhat.com>
28 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
29 BLKmode, assert op0 is a MEM and just adjust its mode.
32 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
33 if bitpos isn't multiple of mode's bitsize.
35 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
37 * c.opt (-ftemplate-depth=): New.
38 (-ftemplate-depth-): Deprecate.
39 * optc-gen.awk: Handle -ftemplate-depth=.
40 * opth-gen.awk: Likewise.
41 * c-opts.c (c_common_handle_option): Likewise.
42 * doc/invoke.texi (-ftemplate-depth-): Replace with
45 2010-02-24 Jason Merrill <jason@redhat.com>
47 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
49 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
51 * cfg.c (alloc_aux_for_block): Remove inline.
52 (alloc_aux_for_edge): Likewise.
54 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
56 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
58 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
60 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
61 * config/i386/sol2-gas.h: New file.
62 * config.gcc (i[34567]86-*-solaris2*): Use it.
64 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
67 * c-typeck.c (ep_convert_and_check): New.
68 (build_conditional_expr): Use it.
69 (build_binary_op): Likewise.
71 2010-02-24 Jakub Jelinek <jakub@redhat.com>
73 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
76 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
78 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
79 expr needs to have DECL_NAME set.
81 2010-02-24 Nick Clifton <nickc@redhat.com>
83 * config/mep/mep.c: Include gimple.h.
84 (mep_function_uses_sp): Delete unused function.
85 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
86 parameters. Use unsigned integers to count args. Return a
87 NULL_RTX instead of an error_mark_node. Toidy up formatting.
89 2010-02-23 Jakub Jelinek <jakub@redhat.com>
92 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
93 greater or equal to nelt instead of 2 * nelt.
94 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
97 2010-02-23 Jason Merrill <jason@redhat.com>
100 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
101 in cfun->local_decls even if they have register types.
104 * stor-layout.c (place_field): Don't warn about unnecessary
105 DECL_PACKED if the type is packed.
107 2010-02-23 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
111 GOTOFF relocs, even when the base reg isn't pic pointer.
113 2010-02-23 Michael Matz <matz@suse.de>
116 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
117 (expand_gimple_basic_block): Generate and use debug temps if there
118 are debug uses left after the last real use of TERed ssa names.
119 Unlink debug immediate uses when they are expanded.
121 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
124 * config/i386/i386.c (override_options): Reorganise to provide
125 better error messages.
127 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
130 * graphite-scop-detection.c (create_single_exit_edge): Move
131 the call to find_single_exit_edge to....
132 (create_sese_edges): ...here. Don't handle multiple edges
133 exiting the function.
134 (build_graphite_scops): Don't handle multiple edges
135 exiting the function.
137 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
140 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
141 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
143 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
146 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
148 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
151 * c-typeck.c (convert_arguments): Print declaration location.
152 * c-common.c (validate_nargs): Rename as
153 builtin_function_validate_nargs.
154 (check_builtin_function_arguments): Update.
156 2010-02-22 Richard Guenther <rguenther@suse.de>
159 * tree-inline.c (declare_return_variable): Use the type of
160 the call stmt lhs if available.
162 2010-02-22 Duncan Sands <baldrick@free.fr>
164 * passes.c (register_pass): Always consider all pass lists when
165 ref_pass_instance_number is zero.
167 2010-02-22 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/42749
170 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
171 parameter. Do arithmetic in the original type.
172 (update_accumulator_with_ops): Likewise.
173 (adjust_accumulator_values): Adjust.
175 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
177 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
178 (QI to BLKmode splitter): New splitter.
180 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
182 * config/i386/i386.c (initial_ix86_tune_features): Turn on
183 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
185 2010-02-22 Richard Guenther <rguenther@suse.de>
187 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
189 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
191 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
192 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
193 ($(T)crti.o, $(T)crtn.o): Remove rules.
195 2010-02-21 Tobias Burnus <burnus@net-b.de>
198 * doc/invoke.texi (-fassociative-math): Document that this
199 option is automatically enabled for Fortran.
201 2010-02-20 David S. Miller <davem@davemloft.net>
203 * configure.ac: Test if linker and assembler properly support
204 GOTDATA_OP relocations.
205 * configure: Rebuild.
206 * config.in: Likewise.
207 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
208 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
209 (movsi_high_pic): Likewise.
210 (movdi_lo_sum_pic): Likewise.
211 (movdi_high_pic): Likewise.
212 (movsi_pic_gotdata_op): New pattern.
213 (movdi_pic_gotdata_op): Likewise.
214 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
215 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
217 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
222 (xop_mulv2div2di3_high): Ditto.
224 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
227 * c.opt (Wconversion-null): New option.
228 * doc/invoke.texi (Wconversion-null): Document.
230 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
232 * common.opt (Wlarger-than-): Add Undocumented.
234 2010-02-19 Mike Stump <mikestump@comcast.net>
236 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
238 2010-02-19 Jason Merrill <jason@redhat.com>
241 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
242 * configure: Likewise.
244 2010-02-20 Alan Modra <amodra@gmail.com>
247 * cgraph.h (cgraph_make_decl_local): Declare.
248 * cgraph.c (cgraph_make_decl_local): New function.
249 (cgraph_make_node_local): Use it.
250 * cgraphunit.c (cgraph_function_versioning): Likewise.
251 * ipa.c (function_and_variable_visibility): Likewise.
253 2010-02-19 Jakub Jelinek <jakub@redhat.com>
256 * except.c (sjlj_emit_function_enter): Don't call
257 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
259 * rtl.h (add_reg_br_prob_note): Remove prototype.
261 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
264 * c-common.c (conversion_warning): Remove widening conversions
265 before checking the conversion of integers to reals.
267 2010-02-19 Mike Stump <mikestump@comcast.net>
270 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
273 * cgraphunit.c (process_function_and_variable_attributes): Check
274 DECL_PRESERVE_P instead of looking up attribute "used".
275 * ipa-pure-const.c (check_decl): Likewise.
276 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
277 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
278 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
279 instead of attribute "used".
280 * config/sol2-c.c (solaris_pragma_init): Likewise.
281 (solaris_pragma_fini): Likewise.
283 2010-02-19 Jakub Jelinek <jakub@redhat.com>
285 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
286 Use XCNEW instead of xcalloc.
287 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
288 XNEW instead of xmalloc.
289 (get_fields): Use XNEWVEC instead of xmalloc.
292 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
294 (create_new_general_access): For debug stmts just reset value.
295 (get_stmt_accesses): For accesses within debug stmts just record them
296 using add_access_to_acc_sites instead of preventing the peeling or
297 counting them as accesses.
300 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
302 2010-02-19 Richard Guenther <rguenther@suse.de>
304 PR tree-optimization/42916
305 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
308 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
310 * configure.ac: Replace all uses of changequote in macro arguments
313 2010-02-19 Jakub Jelinek <jakub@redhat.com>
316 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
318 2010-02-19 Richard Guenther <rguenther@suse.de>
320 PR tree-optimization/42944
321 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
322 test for aliasing with errno.
324 2010-02-19 Jakub Jelinek <jakub@redhat.com>
327 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
328 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
329 * dojump.c: Include output.h.
330 (inv): New inline function.
331 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
332 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
333 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
334 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
335 argument, pass it down to other calls.
336 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
337 add REG_BR_PROB note to the conditional jump.
338 * cfgexpand.c (add_reg_br_prob_note): Removed.
339 (expand_gimple_cond): Don't call it, add the probability
340 as last argument to jumpif_1/jumpifnot_1.
341 * Makefile.in (dojump.o): Depend on output.h.
342 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
344 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
345 * stmt.c (do_jump_if_equal): Likewise.
346 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
347 * loop-unswitch.c (compare_and_jump_seq): Likewise.
348 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
350 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
351 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
353 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
355 (store_expr): Adjust jumpifnot caller.
356 (store_constructor): Adjust jumpif caller.
359 * gimplify.c (gimple_boolify): For __builtin_expect call
360 gimple_boolify also on its first argument.
362 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
364 * configure.ac (gnu-unique-object): Wrap regexps using [] in
366 (__stack_chk_fail): Ditto. Remove quadrigraphs.
367 * configure: Regenerated.
369 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
371 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
372 lang_hooks.types_compatible_p instead of comptypes.
374 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
376 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
377 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
378 if __prefer_thumb__ is defined.
380 2010-02-18 Martin Jambor <mjambor@suse.cz>
382 PR tree-optimization/43066
383 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
384 array with zero-sized element type.
386 2010-02-18 Jakub Jelinek <jakub@redhat.com>
388 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
389 rtx, allocate struct var_loc_node here and return it to the
390 caller, and only if it is actually needed.
391 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
392 move it earlier and return immediately if it returns NULL.
394 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
396 * config/sparc/gas.h: New file. Restore
397 TARGET_ASM_NAMED_SECTION to its ELF default.
398 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
400 * config/sparc/sparc.c (sparc_elf_asm_named_section):
401 Likewise. Add ATTRIBUTE_UNUSED to prototype.
402 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
405 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
407 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
409 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
411 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
412 patterns from predicated pattern.
414 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
418 for insn mnemonic suffix.
420 2010-02-17 Richard Guenther <rguenther@suse.de>
422 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
425 2010-02-17 Jakub Jelinek <jakub@redhat.com>
428 * caller-save.c (save_call_clobbered_regs): If BB ends with
429 a DEBUG_INSN, move any notes in between last real insn and the last
430 DEBUG_INSN after the last DEBUG_INSN.
432 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
434 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
435 Fix return type. Fix argument type. Explain meaning of return value.
437 2010-02-16 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/41043
440 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
441 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
443 (vrp_visit_phi_node): ... but only for loop PHI nodes.
445 2010-02-16 Ira Rosen <irar@il.ibm.com>
447 PR tree-optimization/43074
448 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
449 * tree-vect-loop.c (vect_analyze_loop_operations): Add
450 vectorizable cycles in hybrid SLP check.
451 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
453 2010-02-16 Richard Guenther <rguenther@suse.de>
455 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
456 (true_dependence): If memrefs_conflict_p computes must-alias
457 trust it. Move TBAA check after offset-based disambiguation.
458 (canon_true_dependence): Likewise.
460 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
462 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
463 * doc/invoke.texi: Document it.
464 * var-tracking.c: Include toplev.h and params.h.
465 (vt_find_locations): Return bool indicating success. Compute
466 hash sizes unconditionally. Check new parameter, report.
467 (variable_tracking_main_1): Check vt_find_locations results and
468 retry. Renamed from...
469 (variable_tracking_main): ... this. New wrapper to preserve
470 flag_var_tracking_assignments.
471 * Makefile.in (var-tracking.o): Adjust dependencies.
473 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
474 Jakub Jelinek <jakub@redhat.com>
477 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
478 if weak_import attribute is present.
479 * config/darwin.c (machopic_select_section): Likewise.
481 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
483 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
484 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
485 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
486 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
488 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
490 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
493 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
494 Rewrite text to refer to the names.
496 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
498 * config/i386/i386-builtin-types.def
499 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
500 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
501 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
502 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
503 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
504 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
505 IX86_BUILTIN_VPERMIL2PS256.
506 (MULTI_ARG_4_DF2_DI_I): Defined.
507 (MULTI_ARG_4_DF2_DI_I1): Defined.
508 (MULTI_ARG_4_SF2_SI_I): Defined.
509 (MULTI_ARG_4_SF2_SI_I1): Defined.
510 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
511 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
512 __builtin_ia32_vpermil2ps256.
513 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
514 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
515 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
516 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
517 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
518 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
519 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
520 CODE_FOR_xop_vpermil2v8sf3.
521 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
522 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
523 * config/i386/xopintrin.h (_mm_permute2_pd): New.
524 (_mm256_permute2_pd): New.
525 (_mm_permute2_ps): New.
526 (_mm256_permute2_ps): New.
528 2010-02-15 Nick Clifton <nickc@redhat.com>
530 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
531 boolean parameters. Use emit_jump_insn when emitting a pop
532 instruction containing a return insn.
533 (push): Use 'true' rather than '1' as second parameter to F.
534 (h8300_expand_prologue): Likewise.
535 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
536 (h8300_expand_epilogue): Likewise.
538 2010-02-15 Richard Guenther <rguenther@suse.de>
541 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
544 2010-02-15 Nick Clifton <nickc@redhat.com>
546 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
549 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
551 * intl.c (fake_ngettext): New function.
552 * intl.h (fake_ngettext): Declare.
553 (ngettext): Define macro.
554 * collect2.c (notice_translated): New function.
555 (main): Use notice_translated and ngettext.
556 * collect2.h (notice_translated): Declare.
558 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
560 * reorg.c (delete_computation): Comment fixes.
561 * caller-save.c (setup_save_areas): Idem.
562 * sel-sched-dump.c (dump_lv_set): Idem.
565 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
567 * config/s390/s390.c (s390_sched_init): New function.
568 (TARGET_SCHED_INIT): Target hook defined.
570 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
571 Jack Howarth <howarth@bromo.med.uc.edu>
572 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
575 Partial revert of unintended change in fix for PR41605.
576 * config/darwin.h: Fix typo.
577 * config/darwin9.h: Same.
579 2010-02-11 Jakub Jelinek <jakub@redhat.com>
581 * c-pch.c (pch_init): Clear v.
583 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
586 * graphite-scop-detection.c (graphite_can_represent_scev): Call
587 graphite_can_represent_init for MULT_EXPR.
589 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
593 * graphite-sese-to-poly.c (remove_phi): New.
594 (translate_scalar_reduction_to_array): Call remove_phi.
596 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
599 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
600 * graphite-clast-to-gimple.h (gloog): Update declaration.
601 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
602 * graphite-poly.h (struct poly_bb): Add missing comments.
603 (struct scop): Add poly_scop_p field.
605 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
606 * graphite.c (graphite_transform_loops): Build the polyhedral
607 representation for each scop before code generation.
608 * sese.c (rename_variables_in_operand): Removed.
609 (rename_variables_in_expr): Return the renamed expression.
610 (rename_sese_parameters): New.
611 * sese.h (rename_sese_parameters): Declared.
613 2010-02-11 Richard Guenther <rguenther@suse.de>
615 PR tree-optimization/42998
616 * tree-ssa-pre.c (create_expression_by_pieces): Treat
617 POINTER_PLUS_EXPR properly.
619 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
620 Changpeng Fang <changpeng.fang@amd.com>
623 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
624 the cost of an IV candidate when the IV is used in a test against zero.
626 * gcc.dg/tree-ssa/ivopts-3.c: New.
628 2010-02-11 Richard Guenther <rguenther@suse.de>
631 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
632 pointer-vs-decl case by swapping refs. Handle some cases
633 of pointer-vs-decl disambiguations more conservatively.
634 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
635 to false after expanding.
637 2010-02-11 Richard Guenther <rguenther@suse.de>
640 * gcc.c (process_command): Handle LTO file@offset case more
643 2010-02-11 Jakub Jelinek <jakub@redhat.com>
645 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
646 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
648 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
650 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
651 if MEM's mode size isn't DWARF2_ADDR_SIZE.
652 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
653 Optimize eq/ne comparisons when both arguments are known to be
655 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
656 Don't mask operands unnecessarily if they are known to be already
659 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
661 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
664 2010-02-10 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/43017
667 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
668 for wrapping signed arithmetic.
670 2010-02-10 Jakub Jelinek <jakub@redhat.com>
673 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
674 if no debug info should be emitted for it.
676 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
678 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
679 note when flag_exceptions is set.
681 2010-02-10 Duncan Sands <baldrick@free.fr>
683 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
685 2010-02-10 Richard Guenther <rguenther@suse.de>
688 * tree.c (get_unwidened): Handle constants.
689 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
691 2010-02-10 Martin Jambor <mjambor@suse.cz>
694 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
695 check for variable argument counts independently.
697 2010-02-10 Christian Bruel <christian.bruel@st.com>
700 * config/sh/sh.c (find_barrier): Increase length for non delayed
701 conditional branches.
703 2010-02-10 Christian Bruel <christian.bruel@st.com>
705 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
707 2010-02-10 Jakub Jelinek <jakub@redhat.com>
709 * builtins.c (set_builtin_user_assembler_name): Also handle
710 ffs if int is smaller than word.
712 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
715 * ira-conflicts.c (get_dup): Remove.
716 (process_reg_shuffles): Add new parameter. Use it as an
717 additional guard for copy generation.
718 (add_insn_allocno_copies): Rewrite.
720 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
722 * common.opt (fsched2-use-traces): Preserved for backward
724 * doc/invoke.texi: Remove the documentation about option
726 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
727 flag_sched2_use_traces.
728 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
729 the backward compatibility flag section.
731 2010-02-09 Richard Guenther <rguenther@suse.de>
733 PR tree-optimization/43008
734 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
735 make HEAP variables initialized from global memory if they
736 are not known builtin functions.
737 (find_func_aliases): Adjust.
739 2010-02-09 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/43000
742 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
745 2010-02-08 Jakub Jelinek <jakub@redhat.com>
747 PR tree-optimization/42931
748 * tree-loop-linear.c (try_interchange_loops): Don't call
749 double_int_mul if estimated_loop_iterations failed.
751 2010-02-08 Martin Jambor <mjambor@suse.cz>
754 * tree-sra.c (build_accesses_from_assign): Do not mark in
755 should_scalarize_away_bitmap if stmt has volatile ops.
756 (sra_modify_assign): Do not process assigns piecemeal if if stmt
759 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
761 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
763 2010-02-07 Adam Nemet <adambnmet@gmail.com>
765 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
768 2010-02-07 Andrew Pinski <pinskia@gmail.com>
771 * df-core.c (df_finish_pass): Change type of saved_flags to int.
773 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
776 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
777 to unknown_dependence.
778 (graphite_legal_transform_dr): Handle the unknown_dependence.
779 (graphite_carried_dependence_level_k): Same.
781 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
783 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
785 2010-02-07 Richard Guenther <rguenther@suse.de>
788 * expr.c (get_inner_reference): Always initialize *pbitsize.
790 2010-02-07 Richard Guenther <rguenther@suse.de>
793 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
794 new ARRAY_REFs on variable size element or minimal index arrays.
796 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
797 gimple_fold_indirect_ref.
799 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
802 * arm.c (arm_override_options): Just return if the user has specified
805 2010-02-03 Jason Merrill <jason@redhat.com>
808 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
809 i386_pe_maybe_record_exported_symbol.
811 2010-02-05 Steve Ellcey <sje@cup.hp.com>
814 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
815 (pa_delegitimize_address): New function.
817 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
819 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
820 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
822 2010-02-05 Richard Guenther <rguenther@suse.de>
825 * lto-streamer-in.c (get_resolution): Deal with references
826 to undefined functions.
828 2010-02-05 Richard Guenther <rguenther@suse.de>
830 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
831 (fold_const_aggregate_ref): Likewise.
832 (ccp_fold_stmt): Substitute loads.
833 (maybe_fold_reference): Verify types before substituting.
835 (fold_gimple_assign): Unshare properly.
836 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
838 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
840 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
841 for rs6000_gen_cell_microcode.
843 2010-02-04 Richard Guenther <rguenther@suse.de>
845 PR rtl-optimization/42952
846 * dse.c (const_or_frame_p): Remove MEM handling.
848 2010-02-04 Nick Clifton <nickc@redhat.com>
850 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
851 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
852 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
853 (mn10300_asm_output_mi_thunk): New function.
854 (mn10300_can_output_mu_thunk): New function.
855 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
856 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
857 (FUNCTION_ARG): Delete incorrect comment.
859 2010-02-03 Jason Merrill <jason@redhat.com>
862 * fold-const.c (operand_equal_p): Handle erroneous types.
864 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
866 * config/h8300/h8300.md (can_delay): Fix attibute condition.
868 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
870 PR rtl-optimization/42941
871 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
874 2010-02-03 Jason Merrill <jason@redhat.com>
877 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
879 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
882 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
884 (cselib_reset_table): Renamed from...
885 (cselib_reset_table_with_next_value): ... this.
886 (cselib_get_next_uid): Renamed from...
887 (cselib_get_next_unknown_value): ... this.
888 * cselib.c (next_uid): Renamed from...
889 (next_unknown_value): ... this.
890 (cselib_clear_table): Adjust.
891 (cselib_reset_table): Adjust. Renamed from...
892 (cselib_reset_table_with_next_value): ... this.
893 (cselib_get_next_uid): Adjust. Renamed from...
894 (cselib_get_next_unknown_value): ... this.
895 (get_value_hash): Use hash.
896 (cselib_hash_rtx): Likewise.
897 (new_cselib_val): Adjust. Set and dump uid.
898 (cselib_lookup_mem): Pass next_uid as hash.
899 (cselib_subst_to_values): Likewise.
900 (cselib_log_lookup): Dump uid.
901 (cselib_lookup): Pass next_uid as hash. Adjust.
902 (cselib_process_insn): Adjust.
903 (cselib_init): Initialize next_uid.
904 (cselib_finish): Adjust.
905 (dump_cselib_table): Likewise.
906 * dse.c (canon_address): Dump value uid.
907 * print-rtl.c (print_rtx): Print value uid.
908 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
910 (dv_uid): New function, sort of renamed from...
911 (dv_htab_hash): ... this, reimplemented in terms of it and...
912 (dv_uid2hash): ... this. New.
913 (variable_htab_eq): Drop excess assertions.
914 (tie_break_pointers): Removed.
915 (canon_value_cmp): Compare uids.
916 (variable_post_merge_New_vals): Print uids.
917 (vt_add_function_parameters): Adjust.
918 (vt_initialize): Reset table. Adjust.
920 2010-02-03 Richard Guenther <rguenther@suse.de>
922 PR tree-optimization/42944
923 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
924 (call_may_clobber_ref_p_1): Likewise. Properly handle
925 malloc and calloc clobbering errno.
927 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
929 * doc/invoke.texi: Fix name of sched1 dump.
931 * opts.c (decode_options): Set flag_tree_switch_conversion
932 only conditionally on optimize >= 2.
934 * gcse.c: Assorted comment fixes in pass description.
936 2010-02-03 Anthony Green <green@moxielogic.com>
938 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
939 nop padding in order to maintain alignment of storage location of
940 target function address.
941 (moxie_trampoline_init): Store target function address at newly
943 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
945 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
947 2010-02-03 Richard Guenther <rguenther@suse.de>
950 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
952 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
954 * config.gcc: Reenable check for obsolete targets.
955 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
956 mips-sgi-irix6.[0-4]*.
958 2010-02-02 Nick Clifton <nickc@redhat.com>
960 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
961 constant size of 4 as being the same as 0.
962 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
963 can take values in the range 0..4.
965 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
968 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
969 as _darwin10_Unwind_FindEnclosingFunction().
970 * libgcc-libsystem.ver: New.
972 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
975 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
976 implicitly set registers.
978 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
980 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
981 (arm_override_options): Allow automatic selection of the thread
982 pointer register if thumb2.
983 (legitimize_pic_address): Improve code sequences for Thumb2.
984 (arm_call_tls_get_addr): Likewise.
985 (legitimize_tls_address): Likewise.
986 * arm.md (pic_load_addr_arm): Delete. Replace with ...
987 (pic_load_addr_32bit): ... this. New named pattern.
988 * thumb2.md (pic_load_addr_thumb2): Delete.
989 (pic_load_dot_plus_four): Delete.
990 (tls_load_dot_plus_four): New named pattern.
992 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
996 Document fix for TLS bug.
998 2010-01-31 Richard Guenther <rguenther@suse.de>
1000 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1001 conservatively correct.
1003 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1007 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1009 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1011 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1013 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1015 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1017 * config.gcc: Adjust order of makefile fragments for mingw targets.
1019 2010-01-31 Richard Guenther <rguenther@suse.de>
1022 * gimplify.c (gimplify_init_constructor): For volatile LHS
1023 initialize a temporary.
1025 2010-01-31 Matthias Klose <doko@ubuntu.com>
1027 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1029 * configure: Regenerate.
1031 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1033 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1034 the same alias set and their sizes different constantness.
1035 (aliasing_component_refs_p): Revert 2009-10-24 change.
1037 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1039 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1042 2010-01-29 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1045 Assert we successfully updated the call.
1047 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1049 PR rtl-optimization/42889
1050 * df.h (df_set_bb_dirty_nonlr): New prototype.
1051 * df-core.c (df_set_bb_dirty_nonlr): New function.
1052 * df-scan.c (df_insn_rescan): Call it instead of
1053 df_set_bb_dirty for DEBUG_INSNs.
1055 2010-01-29 Richard Guenther <rguenther@suse.de>
1058 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1059 quadratic behavior in most cases.
1061 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1065 in the call to gen_x86_movsicc_0_m1.
1067 2010-01-28 Richard Guenther <rguenther@suse.de>
1069 PR tree-optimization/42871
1070 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1072 2010-01-28 Richard Guenther <rguenther@suse.de>
1074 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1075 into call arguments.
1077 2010-01-28 Richard Guenther <rguenther@suse.de>
1080 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1081 the forwarder if the destination is an EH landing pad.
1083 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1085 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1086 block list passed to gimple_duplicate_sese_tail.
1087 (parallelize_loops): Avoid parallelization when the function
1089 Avoid parallelization when the preheader is IRREDUCIBLE.
1090 Try to optimize when estimated_loop_iterations_int is unresolved.
1091 Add the loop's location to the dump file.
1092 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1093 (gimple_duplicate_sese_tail): Remove the check for the latch.
1094 Redirect nexits to the exit block.
1095 Remove handling of the incoming edges to the latch.
1096 Redirect the backedge from the copied latch to the exit bb.
1098 2010-01-28 Michael Matz <matz@suse.de>
1101 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1102 Wrap force_reg into a sequence, emit it before user.
1104 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1106 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1108 (arm_legacy_rev): Likewise.
1109 (thumb_legacy_rev): Likewise.
1111 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1113 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1114 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1115 on MEM's address failed, try avoid_constant_pool_reference and
1116 recurse if it returned something different.
1117 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1118 address, try avoid_constant_pool_reference and recurse if it
1119 returned something different.
1120 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1121 address and avoid_constant_pool_reference returned something
1122 different, don't set have_address.
1124 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1127 * var-tracking.c (val_store): Add modified argument, obey it.
1129 (count_uses): Move down logging of main.
1130 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1131 don't need resolution.
1132 (emit_notes_in_bb): Likewise.
1134 2010-01-27 Richard Guenther <rguenther@suse.de>
1137 * tree-inline.c (remap_decl): Delay remapping of SSA name
1138 default definitions until we need them.
1140 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1142 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1143 (rs6000_delegitimize_address): New function.
1145 * config/s390/s390.c (s390_delegitimize_address): Call
1146 delegitimize_mem_from_attrs.
1149 * tree-inline.c (cannot_copy_type_1): Removed.
1150 (copy_forbidden): Don't forbid copying of functions containing
1151 records/unions with variable length fields.
1153 2010-01-27 Christian Bruel <christian.bruel@st.com>
1157 * config/sh/sh.c (find_barrier): Increase length for non delayed
1158 conditional branches.
1160 2010-01-27 Matthias Klose <doko@ubuntu.com>
1162 * configure.ac (gnu-unique-object): Fix ldd version check.
1163 * configure: Regenerate.
1165 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1167 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1169 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1170 Test for HAVE_GNU_AS value.
1172 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1174 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1175 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1176 INT64_TYPE): Define.
1177 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1178 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1179 INT_LEAST64_TYPE): Define.
1180 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1181 UINT_LEAST64_TYPE): Define.
1182 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1183 INT_FAST64_TYPE): Define.
1184 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1185 UINT_FAST64_TYPE): Define.
1186 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1187 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1188 (SIG_ATOMIC_TYPE): Define.
1190 2010-01-26 Richard Guenther <rguenther@suse.de>
1192 * df-scan.c (df_scan_set_bb_info): Remove assert.
1193 (df_insn_rescan_debug_internal): Merge asserts.
1194 (df_install_ref): Likewise.
1195 (df_mark_reg): Use bitmap_set_range.
1196 (df_hard_reg_used_p): Remove assert.
1197 (df_hard_reg_used_count): Likewise.
1199 2010-01-26 Richard Guenther <rguenther@suse.de>
1201 PR rtl-optimization/42685
1202 * web.c (web_main): Ignore DEBUG_INSNs.
1204 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1206 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1208 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1209 Fix types of fndecl and arglist parameters.
1211 2010-01-26 Richard Guenther <rguenther@suse.de>
1214 * tree-eh.c (unsplit_eh): Skip debug insns.
1216 2010-01-26 Richard Guenther <rguenther@suse.de>
1218 PR tree-optimization/42250
1219 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1221 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1224 * omp-low.c (expand_omp_sections): Only use single_pred if
1225 l2_bb is single_pred_p.
1227 2010-01-25 Christian Bruel <christian.bruel@st.com>
1230 * config/sh/sh.c (find_barrier): Increase length for non delayed
1231 conditional branches.
1232 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1234 2010-01-24 David S. Miller <davem@davemloft.net>
1236 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1237 define if not using GAS.
1238 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1239 Likewise. Delete SECTION_MERGE code, which is only applicable
1242 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1245 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1246 mangling of va_list in system headers.
1248 2010-01-23 Toon Moene <toon@moene.org>
1250 * tree-predcom.c (combine_chains): Return NULL, not false.
1252 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1254 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1255 initialization of variable res to agree with return type.
1257 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1259 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1260 * tree-sra.c: Add include of expr.h.
1262 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1264 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1265 insert the debug stmt on the single non-EH edge from the stmt.
1267 2010-01-22 Richard Henderson <rth@redhat.com>
1270 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1271 the RHS until after generate_subtree_copies has insertted its
1272 code before the current statement.
1274 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1276 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1278 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1280 2010-01-21 Martin Jambor <mjambor@suse.cz>
1282 PR tree-optimization/42585
1283 * tree-sra.c (struct access): New field grp_total_scalarization.
1284 (dump_access): Dump the new field.
1285 (should_scalarize_away_bitmap): New variable.
1286 (cannot_scalarize_away_bitmap): Likewise.
1287 (sra_initialize): Allocate new bitmaps.
1288 (sra_deinitialize): Free new bitmaps.
1289 (create_access_1): New function.
1290 (create_access): Parts moved to create_access_1.
1291 (type_consists_of_records_p): New function.
1292 (completely_scalarize_record): Likewise.
1293 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1294 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1295 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1297 (analyze_all_variable_accesses): Completely scalarize small eligible
1300 2010-01-21 Martin Jambor <mjambor@suse.cz>
1302 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1304 2010-01-21 Andrew Haley <aph@redhat.com>
1306 * gcc.c (process_command): Move lang_specific_driver before
1307 setting cc_libexec_prefix.
1309 2010-01-21 Richard Guenther <rguenther@suse.de>
1312 * fold-const.c (negate_expr_p): Pretend only negative
1313 real constants are easily negatable.
1315 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1316 Jason Merrill <jason@redhat.com>
1318 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1319 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1320 * calls.c (initialize argument_information): Handle it.
1321 * c-common.c (handle_transparent_union_attribute): Use new name.
1322 * c-decl.c (finish_struct): Ditto.
1323 * c-typeck.c (type_lists_compatible_p): Ditto.
1324 (convert_for_assignment): Use new name and also handle record.
1325 * function.c (aggregate_value_p): Handle it.
1326 (pass_by_reference): Ditto.
1327 (assign_parm_data_types): Ditto.
1328 * print-tree.c (print_node): Ditto.
1329 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1330 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1331 * tree.c (first_field): New fn.
1333 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1336 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1337 even when linking statically, for now.
1339 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1342 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1343 without a cselib val.
1344 (count_uses): Accept MO_VAL_SET with no val on stores.
1345 (add_stores): Likewise.
1347 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1349 * var-tracking.c (check_value_val): Add a compile time assertion.
1350 (dv_is_decl_p): Simplify.
1351 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1352 gcc_assert if ENABLE_CHECKING.
1354 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1357 * var-tracking.c: Include tree-flow.h.
1358 (mem_dies_at_call): New.
1359 (dataflow_set_preserve_mem_locs): Use it.
1360 (dataflow_set_remove_mem_locs): Likewise.
1361 (dump_var): Renamed from dump_variable. Adjust all callers.
1362 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1363 * Makefile.in (var-tracking.o): Adjust deps.
1365 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1367 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1369 2010-01-20 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/42717
1372 * tree-ssa-dce.c (get_live_post_dom): Remove.
1373 (forward_edge_to_pdom): Take an arbitrary edge to copy
1374 degenerate PHI args from.
1375 (remove_dead_stmt): Use the first post-dominator even if it
1376 does not contain live statements as redirection destination.
1378 2010-01-20 Richard Guenther <rguenther@suse.de>
1380 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1382 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1384 * sel-sched.c (create_speculation_check): Remove set but not used
1386 (try_transformation_cache): Remove set but not used variable ds.
1387 (calculate_privileged_insns): Remove set but not used variables
1388 cur_insn and min_spec_insn.
1389 (find_best_expr): Remove set but not used variable avail_n.
1390 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1392 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1394 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1395 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1398 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1401 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1402 cpu types. Add support for *-sse3 cpu types.
1403 (x86_64-*-*): Ditto.
1405 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1408 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1409 argument, call initializer_constant_valid_p_1 instead of
1410 initializer_constant_valid_p, pass CACHE to it, return NULL
1411 immediately if first call returns NULL.
1412 (initializer_constant_valid_p_1): New function.
1413 (initializer_constant_valid_p): Use it.
1415 2010-01-20 Thomas Quinot <quinot@adacore.com>
1417 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1419 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1421 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1422 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1423 (loc_list_from_tree): Don't handle unsigned division. Handle
1424 signed modulo using DW_OP_{over,over,div,mul,minus}.
1425 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1426 modulo instead of signed.
1428 2010-01-20 DJ Delorie <dj@redhat.com>
1430 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1432 (h8300_emit_stack_adjustment): Propogate it.
1434 (h8300_expand_prologue): Likewise.
1435 (h8300_expand_epilogue): Likewise.
1437 2010-01-19 Michael Matz <matz@suse.de>
1439 PR tree-optimization/41783
1440 * tree-data-ref.c (toplevel): Include flags.h.
1441 (dump_data_dependence_relation): Also dump the inputs if the
1442 result will be unknown.
1443 (split_constant_offset_1): Look through some conversions.
1444 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1445 the offset from last element is too large.
1446 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1447 (reassociate_to_the_same_stmt): Handle vector registers.
1448 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1450 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1451 wide_prolog_niters argument, emit widening instructions.
1452 (vect_do_peeling_for_alignment): Adjust caller, use widened
1453 variant of the iteration cound.
1454 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1456 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1459 * config/arm/neon-testgen.m (emit_automatics): New parameter
1460 features. Adjust for Fixed_return_reg feature.
1461 (test_intrinsic): Call emit_automatics with new feature.
1462 * config/arm/neon.ml: Update copyright years.
1463 (features): New Fixed_return_reg feature.
1464 (ops): Update feature for Vget_low.
1466 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1468 PR tree-optimization/42719
1469 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1473 * fwprop.c (all_uses_available_at): Return false if def_set dest
1474 is a REG that is used in def_insn.
1476 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1478 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1480 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1483 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1485 * target.h (struct gcc_target) <secondary_reload>: Change type
1486 of last argument to secondary_reload_info *.
1488 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1491 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1492 memory references with unaligned offsets. Remove CQImode handling.
1493 (unaligned_memory_operand): Return 1 for memory references with
1494 unaligned offsets. Remove CQImode handling.
1496 2010-01-18 Richard Guenther <rguenther@suse.de>
1499 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1502 2010-01-18 Richard Guenther <rguenther@suse.de>
1504 PR tree-optimization/42781
1505 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1506 restrict processing only if the original variable was artificial.
1508 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1510 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1511 find number of popped argument bytes.
1513 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1514 Fix the text that describes the return value for invalid insns.
1516 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1518 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1519 Clarify what 'cost of the -dependence' is. Fix quoting.
1521 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1522 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1524 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1526 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1527 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1529 2010-01-17 Richard Guenther <rguenther@suse.de>
1532 * function.c (split_complex_args): Take a VEC to modify.
1533 (assign_parms_augmented_arg_list): Build a VEC instead of
1534 a chain of PARM_DECLs.
1535 (assign_parms_unsplit_complex): Take a VEC of arguments.
1536 Do not fixup unmodified parms.
1537 (assign_parms): Deal with the VEC.
1538 (gimplify_parameters): Likewise.
1540 2010-01-17 Richard Guenther <rguenther@suse.de>
1542 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1543 node existence check.
1544 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1545 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1546 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1547 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1548 (gimple_execute_on_growing_pred): Likewise.
1550 2010-01-17 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/42773
1553 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1554 (compute_antic_aux): Likewise.
1555 (compute_partial_antic_aux): Likewise.
1557 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1560 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1563 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1565 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1568 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1569 Fix markup for strict argument.
1571 (TARGET_SCHED_REORDER2): Fix argument types.
1573 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1574 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1576 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1577 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1579 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1582 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1583 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1584 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1585 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1586 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1588 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1590 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1592 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1593 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1595 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1597 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1600 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1602 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1603 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1605 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1607 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1609 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1610 referring to it. Fix language.
1612 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1614 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1616 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1618 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1620 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1621 '@var{stream}. Remove stray 'and'.
1623 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1625 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1627 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1629 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1630 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1632 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1633 Fix description of return value.
1634 Rename argument "sz" to "len."
1636 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1637 Clarify meaning of 'true' return value.
1639 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1641 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1642 rep_mode versus mode_rep.
1644 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1646 (TARGET_BUILTIN_DECL): Fix name.
1648 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1650 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1652 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1654 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1656 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1658 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1661 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1662 Rename argument tm_fn to md_fn.
1664 (TARGET_OPTION_PRINT): Fix argument list.
1666 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1669 * config/i386/i386.c (ix86_fixup_binary_operands):
1670 Revert FMA4 fixup of operands.
1672 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1675 * Makefile.in (write_entries_to_file, install-plugin):
1676 Use \012 instead of \n with tr.
1678 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1680 * configure.ac (HAVE_AS_REF): New C macro.
1681 * configure: Regenerate.
1682 * config.in: Likewise.
1683 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1685 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1688 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1690 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1692 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1694 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1696 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1698 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1700 (TARGET_BINDS_LOCAL_P): Fix argument type.
1702 (TARGET_ASM_FILE_END): Use prototype.
1704 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1706 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1708 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1710 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1712 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1713 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1715 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1716 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1718 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1719 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1720 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1721 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1723 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1725 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1727 (TARGET_INIT_BUILTINS): Use prototype.
1729 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1730 Put 'const char *' in braces. Fix parameter types.
1731 (TARGET_INVALID_CONVERSION): Fix parameter types.
1732 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1733 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1735 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1738 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1740 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1742 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1744 * doc/tm.texi (TARGET_HELP): Fix return type.
1746 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1747 in braces. Fix argument types.
1749 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1751 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1753 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1755 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1756 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1758 (TARGET_MANGLE_TYPE): Fix argument types.
1760 (TARGET_IRA_COVER_CLASSES): Use prototype.
1762 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1764 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1766 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1768 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1770 (TARGET_CALLEE_COPIES): Fix argument types.
1772 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1774 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1776 (TARGET_FUNCTION_VALUE): Fix argument types.
1778 (TARGET_RETURN_IN_MSB): Fix argument type.
1780 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1782 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1784 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1786 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1787 agree with return type.
1789 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1791 2010-01-15 Jing Yu <jingyu@google.com>
1793 PR rtl-optimization/42691
1794 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1795 a pseudo to a constant and are merged, and adjust comments.
1797 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1799 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1801 2010-01-15 Richard Guenther <rguenther@suse.de>
1804 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1805 labels of computed or non-local gotos to the destination.
1806 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1807 landing pad label is the first label.
1809 2010-01-15 Richard Guenther <rguenther@suse.de>
1811 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1813 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1816 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1817 to allow generation of the xssqrtdp instruction on power7.
1818 (sqrtdf2_fpr): Ditto.
1820 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1823 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1824 functions with noreturn attribute.
1827 * varasm.c (declare_weak): Add weak attribute to decl if it
1828 doesn't have one already.
1829 (assemble_external): Only add decls to weak_decls if they also
1830 have weak attribute.
1832 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1834 * var-tracking.c (var_reg_delete): Don't delete the association
1835 between REGs and values or one-part variables if the register
1838 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1841 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1842 because its first operand is a non-localized variable.
1844 2010-01-14 Martin Jambor <mjambor@suse.cz>
1846 PR tree-optimization/42706
1847 * tree-sra.c (encountered_recursive_call): New variable.
1848 (encountered_unchangable_recursive_call): Likewise.
1849 (sra_initialize): Initialize both new variables.
1850 (callsite_has_enough_arguments_p): New function.
1851 (scan_function): Call decl and flags check only for IPA-SRA, check
1852 whether there is a recursive call and whether it has enough arguments.
1853 (all_callers_have_enough_arguments_p): New function.
1854 (convert_callers): Look for recursive calls only when
1855 encountered_recursive_call is set.
1856 (ipa_early_sra): Bail out either if
1857 !all_callers_have_enough_arguments_p or
1858 encountered_unchangable_recursive_call.
1860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1862 * sel-sched.c: Add 2010 to copyright years.
1863 * sel-sched-ir.c: Likewise.
1864 * sel-sched-ir.h: Likewise.
1866 2010-01-14 Martin Jambor <mjambor@suse.cz>
1868 PR tree-optimization/42714
1869 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1870 constructors specially.
1872 2010-01-14 Andi Kleen <ak@linux.intel.com>
1874 * config/i386/drivers-i386.c (detect_caches_intel):
1875 Add l2sizekb parameter and fill in.
1876 (host_detect_local_cpu): Add l2sizekb, fill in.
1877 Add Atom small cache heuristic.
1879 2010-01-14 Andi Kleen <ak@linux.intel.com>
1881 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1882 Add level3 parameter and fill in.
1883 (detect_caches_intel): Handle level3 cache.
1885 2010-01-14 Andi Kleen <ak@linux.intel.com>
1887 * config/i386/drivers-i386.c (host_detect_local_cpu):
1888 Fix core duo detection.
1890 2010-01-14 Andi Kleen <ak@linux.intel.com>
1892 * config/i386/drivers-i386.c (host_detect_local_cpu):
1895 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1897 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1898 (rs6000_variable_issue_1): this. Use...
1899 (rs6000_variable_issue): here. Reimplement. Print debug info.
1901 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1903 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1904 sel_restore_notes. Update all callers. Call reemit_notes
1907 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1909 PR rtl-optimization/42246
1910 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1913 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1915 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1916 all successors is the same as number of successors in current region.
1918 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1920 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1921 to rename is not separable. Otherwise check that its LHS is not NULL.
1923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1925 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1927 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1929 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1930 available registers when failed to discover LHS register class.
1931 Fix indentation. Update comment.
1933 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1934 Alexander Monakov <amonakov@ispras.ru>
1936 PR rtl-optimization/42389
1937 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1939 (advance_state_on_fence): Likewise.
1940 (sel_target_adjust_priority): Print debug output only when
1941 sched_verbose >= 4, not 2.
1942 (get_expr_cost): Do not issue all unique insns on the next cycle.
1943 (fill_insns): Initialize can_issue_more from the value saved
1945 * sel-sched-ir.c (flist_add): New parameter issue_more.
1946 Init FENCE_ISSUE_MORE with it.
1947 (merge_fences): Likewise.
1948 (init_fences): Update call to flist_add.
1949 (add_to_fences, add_clean_fence_to_fences)
1950 (add_dirty_fence_to_fences): Likewise.
1951 (move_fence_to_fences): Update call to merge_fences.
1952 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1954 * sel-sched-ir.h (struct _fence): New field issue_more.
1955 (FENCE_ISSUE_MORE): New accessor macro.
1957 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1959 PR rtl-optimization/42388
1960 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1961 that have no predecessors nor successors. Do not call move_bb_info
1962 for empty blocks outside of current region.
1964 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1966 PR rtl-optimization/42294
1967 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1968 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1969 originators' originators.
1971 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1973 PR rtl-optimization/39453
1974 PR rtl-optimization/42246
1975 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1977 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1979 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1980 Alexander Monakov <amonakov@ispras.ru>
1983 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1984 (maybe_tidy_empty_bb): ... here. Make static. Add new
1985 argument. Update all callers.
1986 (tidy_control_flow): ... and here. Recompute topological order
1987 of basic blocks in region if necessary.
1988 (sel_redirect_edge_and_branch): Change return type. Return true
1989 if topological order might have been invalidated.
1990 (purge_empty_blocks): Export and move from...
1991 * sel-sched.c (purge_empty_blocks): ... here.
1992 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1993 (maybe_tidy_empty_bb): Delete prototype.
1994 (purge_empty_blocks): Declare.
1996 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1998 PR rtl-optimization/42249
1999 * sel-sched.c (try_replace_dest_reg): When chosen register
2000 and original register is the same, do not bail out early, but
2001 still check all original insns for validity of replacing destination
2002 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2005 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2008 Port from no-undefined-overflow branch:
2009 2009-03-09 Richard Guenther <rguenther@suse.de>
2011 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2013 2010-01-14 Richard Guenther <rguenther@suse.de>
2016 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2018 2010-01-14 Ira Rosen <irar@il.ibm.com>
2020 PR tree-optimization/42709
2021 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2022 as scalar type in creation of constant vector operand.
2024 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2027 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2028 (check-parallel-%): Match `testsuite' directory component only
2031 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2033 PR translation/39521
2034 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2037 2010-01-13 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/42730
2040 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2043 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2046 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2047 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2050 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2052 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2053 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2054 ___umulsi3_highpart.
2056 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2057 rather than schedule_insns if the pass is enabled.
2059 2010-01-13 Martin Jambor <mjambor@suse.cz>
2061 PR tree-optimization/42704
2062 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2065 2010-01-13 Martin Jambor <mjambor@suse.cz>
2067 PR tree-optimization/42703
2068 * tree-sra.c (analyze_access_subtree): Check that we can build a
2069 reference to the original data within the aggregate.
2071 2010-01-13 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/42705
2074 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2076 2010-01-13 Richard Guenther <rguenther@suse.de>
2079 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2081 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2084 * var-tracking.c (values_to_unmark): New variable.
2085 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2086 values_to_unmark vector. Moved body to...
2087 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2088 instead queue it into values_to_unmark vector.
2089 (vt_find_locations): Free values_to_unmark vector.
2091 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2093 * config/s390/s390.c (override_options): Set
2094 default of max-pending-list-length to 256
2096 2010-01-13 Richard Guenther <rguenther@suse.de>
2099 * tree-pass.h (PROP_gimple_lcx): New.
2100 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2101 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2102 before the final cleanup_eh.
2103 (dump_properties): Dump PROP_gimple_lcx.
2104 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2105 (tree_lower_complex_O0): Remove.
2106 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2107 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2108 tree_lower_complex, schedule TODO_update_ssa.
2109 * lto-streamer-out.c (output_function): Stream the functions
2111 * lto-streamer-in.c (input_function): Likewise.
2112 (lto_read_body): Do not override them here.
2114 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2117 * c-typeck.c (build_c_cast): Fold value cast to union type before
2118 wrapping it in a CONSTRUCTOR.
2120 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2122 PR rtl-optimization/42699
2123 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2126 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2128 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2129 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2130 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2131 SUBTARGET_WARN_UNUSED_SPEC): ... here
2132 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2134 2010-01-12 Julian Brown <julian@codesourcery.com>
2136 * config/arm/neon-schedgen.ml (Utils): Don't try to
2137 open missing module.
2138 (find_with_result): New.
2140 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2143 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2144 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2146 PR tree-optimization/42645
2147 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2148 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2149 decl_map, set processing_debug_stmt to -1 and return name without
2152 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2154 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2155 binutils version, and reword target configuration description.
2157 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2159 * config/avr/avr.h (LINKER_NAME): Remove.
2161 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2164 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2165 that support VSX, warn for -mno-altivec if vsx is not disabled,
2168 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2169 Shujing Zhao <pearly.zhao@oracle.com>
2171 PR translation/42469
2172 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2173 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2174 character between option name and help text.
2175 * c.opt (imultilib): Likewise.
2177 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2179 * lto-streamer-out.c (output_unreferenced_globals): Output static
2182 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2184 PR rtl-optimization/42621
2185 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2186 optimizing for size.
2187 (duplicate_computed_gotos): Remove now-redundant check.
2189 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2192 * configure.ac: Save and restore LDFLAGS and LIBS
2193 * configure: Regenerate.
2195 2010-01-10 Richard Guenther <rguenther@suse.de>
2198 * builtins.c (fold_builtin_strlen): Add type argument and
2199 convert the resulting length to it.
2200 (fold_builtin_1): Adjust.
2202 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2204 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2205 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2207 (num_insns_constant_wide): Adjust for that change.
2209 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2212 * web.c (union_defs): Add used argument, to combine uses of
2214 (entry_register): Adjust type and tests of used argument.
2215 (web_main): Widen used for new use. Pass it to union_defs.
2216 * df.h (union_defs): Adjust prototype.
2218 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2221 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2222 uses in new incoming argument. Free body.
2223 (reset_debug_uses_in_loop): New.
2224 (analyze_insn_to_expand_var): Call the latter if the former found
2225 anything. Fix whitespace. Reject invalid dest overlaps before
2226 going through all insns in the loop.
2228 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2231 * haifa-sched.c (dying_use_p): Debug insns don't count.
2233 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2236 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2237 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2238 (verify_gimple_call): Reject LHS in noreturn calls.
2240 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2244 * tree-vect-loop-manip.c (adjust_info): New type.
2245 (adjust_vec): New pointer to vector.
2246 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2247 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2248 (slpeel_update_phis_for_duplicate_loop): Use them.
2249 (slpeel_update_phi_nodes_for_guard1): Likewise.
2250 (slpeel_update_phi_nodes_for_guard2): Likewise.
2251 (slpeel_tree_peel_loop_to_edge): Likewise.
2252 (vect_update_ivs_after_vectorizer): Likewise.
2254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2256 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2257 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2259 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2261 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2262 bogus uninitialized warning.
2264 2010-01-09 Richard Guenther <rguenther@suse.de>
2267 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2268 the evolution is compatible with the initial condition.
2270 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2272 * gcc.c (process_command): Update copyright notice dates.
2273 * gcov.c (print_version): Likewise.
2274 * gcov-dump.c (print_version): Likewise.
2275 * mips-tfile.c (main): Likewise.
2276 * mips-tdump.c (main): Likewise.
2278 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2281 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2283 (rotlhi3_8): Delete.
2285 (rotlsi3_8): Delete.
2286 (rotlsi3_16): Delete.
2287 (rotlsi3_24): Delete.
2289 (*rotw<mode>3): New.
2290 (*rotb<mode>3): New.
2291 * config/avr/avr.c (avr_rotate_bytes): New function.
2292 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2294 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2297 * configure.ac: Modify -rdynamic check.
2298 * configure: Regenerate.
2300 2010-01-08 DJ Delorie <dj@redhat.com>
2302 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2303 register popping order.
2305 2010-01-08 Richard Guenther <rguenther@suse.de>
2308 * c.opt (fsigned-char): Also let LTO handle this option.
2309 (funsigned-char): Likewise.
2311 2010-01-07 Richard Guenther <rguenther@suse.de>
2313 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2314 (gimple_op): Likewise.
2315 (gimple_op_ptr): Likewise.
2316 (gimple_assign_set_lhs): Remove gcc_assert.
2317 (gimple_assign_set_rhs1): Likewise.
2318 (gimple_assign_set_rhs2): Likewise.
2319 (gimple_call_set_lhs): Likewise.
2320 (gimple_call_set_fn): Likewise.
2321 (gimple_call_set_fndecl): Likewise.
2322 (gimple_call_fndecl): Likewise.
2323 (gimple_call_return_type): Likewise.
2324 (gimple_call_set_chain): Likewise.
2325 (gimple_call_num_args): Likewise.
2326 (gimple_call_set_arg): Likewise.
2327 (gimple_cond_set_code): Likewise.
2328 (gimple_cond_set_lhs): Likewise.
2329 (gimple_cond_set_rhs): Likewise.
2330 (gimple_cond_set_true_label): Likewise.
2331 (gimple_cond_set_false_label): Likewise.
2332 (gimple_label_set_label): Likewise.
2333 (gimple_goto_set_dest): Likewise.
2334 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2335 (gimple_debug_bind_get_value): Likewise.
2336 (gimple_debug_bind_get_value_ptr): Likewise.
2337 (gimple_debug_bind_set_var): Likewise.
2338 (gimple_debug_bind_set_value): Likewise.
2339 (gimple_debug_bind_reset_value): Likewise.
2340 (gimple_debug_bind_has_value_p): Likewise.
2341 (gimple_return_retval_ptr): Remove gcc_assert.
2342 (gimple_return_retval): Likewise.
2343 (gimple_return_set_retval): Likewise.
2344 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2345 (safe_referenced_var_iterator): Remove.
2346 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2347 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2348 (fill_referenced_var_vec): Remove.
2349 (first_readonly_imm_use): Remove redundant gcc_assert.
2350 (phi_arg_index_from_use): Combine gcc_asserts.
2351 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2352 (first_imm_use_stmt): Remove redundant gcc_assert.
2353 * tree-cfg.c (verify_gimple_call): Verify function and chain
2354 operands. Verify arguments.
2355 (verify_types_in_gimple_stmt): Verify condition code and labels.
2357 2010-01-07 Richard Guenther <rguenther@suse.de>
2359 PR tree-optimization/42641
2360 * sese.c (rename_map_elt_info): Use the SSA name version, do
2363 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2365 PR tree-optimization/42625
2366 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2367 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2369 2010-01-07 Duncan Sands <baldrick@free.fr>
2371 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2373 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2376 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2377 note itself is not function_invariant_p.
2379 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2381 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2382 Do not add the DF_NOTE problem.
2383 * store-motion.c (execute_rtl_store_motion): Likewise.
2385 2010-01-07 Martin Jambor <mjambor@suse.cz>
2387 PR tree-optimization/42157
2388 * tree-sra.c (compare_access_positions): Stabilize sort if both
2389 accesses have integer types, return zero immediately if they are the
2392 2010-01-06 Richard Henderson <rth@redhat.com>
2395 * haifa-sched.c (add_to_note_list): Merge into ...
2396 (concat_note_lists): ... here, and ...
2397 (unlink_other_notes, rm_other_notes): Merge into...
2398 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2399 NOTE_INSN_EPILOGUE_BEG.
2401 2010-01-06 Richard Guenther <rguenther@suse.de>
2403 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2404 not inline regular functions into always-inline functions.
2406 2010-01-06 Nick Clifton <nickc@redhat.com>
2408 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2409 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2411 (OVERRIDE_OPTIONS): Delete.
2412 (OPTIMIZATION_OPTIONS): Define.
2413 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2414 * config/rx/rx.c (rx_handle_option): Issue an error message if
2415 -mcpu=rx200 and -fpu are used together.
2416 (rx_set_optimization_options): New function. Issue an error
2417 message if an optimization attribute attempts to reset the FPU/
2418 math optimization pairing.
2419 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2420 * config/rx/rx.opt: Set the default to 32-bit doubles.
2421 * config/rx/t-rx: Add multilibs for -nofpu option.
2422 * doc/invoke.texi: Update documentation of RX options.
2424 2010-01-06 Richard Guenther <rguenther@suse.de>
2426 * tree-ssa-pre.c (name_to_id): New global.
2427 (alloc_expression_id): Simplify SSA name handling.
2428 (lookup_expression_id): Likewise.
2429 (init_pre): Zero name_to_id.
2430 (fini_pre): Free it.
2432 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2434 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2436 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2439 * config/i386/sse.md (smaxv2di3): New.
2440 (umaxv2di3): Likewise.
2441 (sminv2di3): Likewise.
2442 (uminv2di3): Likewise.
2444 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2447 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2448 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2449 (legitimize_tls_address): Likewise.
2450 (sparc_tls_referenced_p): Likewise.
2451 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2452 and adjust calls to legitimize_pic_address.
2453 (legitimate_constant_p) Use sparc_tls_referenced_p.
2454 (legitimate_pic_operand_p): Likewise.
2455 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2456 (sparc_tls_symbol_ref_1): Delete.
2457 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2458 (legitimize_tls_address): Make static, handle CONST patterns.
2459 (legitimize_pic_address): Make static, remove unused parameter and
2460 adjust recursive calls.
2461 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2462 and adjust call to legitimize_pic_address.
2463 (sparc_output_mi_thunk): Likewise.
2465 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2466 H.J. Lu <hongjiu.lu@intel.com>
2469 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2470 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2471 operands to make them signed.
2474 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2477 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2478 GTU to GT for V4SI and V2DI.
2480 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2481 (umin<mode>3): Removed.
2483 (uminv4si3): Likewise.
2485 2010-01-05 Martin Jambor <mjambor@suse.cz>
2487 PR tree-optimization/42462
2488 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2489 current_function_decl to helper functions and macros.
2491 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2494 * flags.h: Don't include real.h.
2495 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2496 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2497 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2498 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2499 * dominance.c: Update copyright.
2500 * gimple.c (walk_gimple_op): Remove inline.
2501 * tree-ssa-reassoc.c: Include real.h.
2502 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2503 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2505 2010-01-05 Nick Clifton <nickc@redhat.com>
2507 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2508 register to push into the stack frame when the accumulator has to
2509 be saved during interrupts.
2511 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2513 * doc/invoke.texi: Remove the documentation about option
2515 * common.opt (Wunreachable-code): Preserved for backward
2517 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2518 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2519 the backward compatibility flag section.
2521 2010-01-05 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2525 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2528 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2530 PR tree-optimization/42508
2531 * tree-sra.c (convert_callers): Check for recursive call
2532 by comparing cgraph nodes instead of decls.
2533 (modify_function): Call ipa_modify_formal_parameters also
2534 on all same_body aliases.
2536 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2537 cgraph nodes when checking for same_body aliases.
2539 2010-01-05 Richard Guenther <rguenther@suse.de>
2541 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2542 allocation and lookup.
2543 (get_or_alloc_expr_for_constant): Likewise.
2544 (phi_translate): Sink allocation.
2546 2010-01-04 Richard Guenther <rguenther@suse.de>
2548 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2549 a new entry only if needed.
2550 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2551 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2553 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2555 (phi_translate): Handle CONSTANTs early.
2557 2010-01-04 Martin Jambor <mjambor@suse.cz>
2559 PR tree-optimization/42398
2560 * tree-sra.c (struct access): Removed flag grp_different_types.
2561 (dump_access): Do not dump the removed flag.
2562 (sort_and_splice_var_accesses): Do not set the removed flag.
2563 (sra_modify_expr): Check for type compatibility directly.
2565 2010-01-04 Martin Jambor <mjambor@suse.cz>
2567 PR tree-optimization/42366
2568 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2569 edges with variable number of parameters.
2570 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2571 flag instead of asserting it.
2572 (ipa_read_node_info): Read uses_analysis_done flag.
2574 2010-01-04 Richard Guenther <rguenther@suse.de>
2576 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2577 iterative_hash_* as intended.
2578 (vn_reference_compute_hash): Likewise. Simplify hashing
2580 (vn_reference_lookup_2): Likewise.
2581 (vn_nary_op_compute_hash): Likewise.
2582 (vn_phi_compute_hash): Likewise.
2583 (expressions_equal_p): Remove strange code.
2584 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2585 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2586 (bitmap_insert_into_set_1): Take value-id as parameter.
2587 (add_to_value): Pass it.
2588 (bitmap_insert_into_set): Likewise.
2589 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2591 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2594 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2595 (do_self_spec): For switches with SWITCH_IGNORE set set also
2596 SWITCH_IGNORE_PERMANENTLY.
2597 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2600 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2602 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2603 tree of an unreferenced global var.
2605 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2608 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2609 GTU to GT for V4SI and V2DI.
2611 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2612 (umin<mode>3): Removed.
2614 (uminv4si3): Likewise.
2616 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2619 * collect2.c (main): Turn on trace in collect2 if -v is passed
2622 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2624 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2625 description of expression operand.
2627 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2629 * configure.ac: Add install-html to target_list for Make-hooks.
2630 * configure: Regenerate.
2631 * fortran/Make-lang.in (F95_HTMLFILES): New.
2632 (fortran.html): Use it.
2633 (fortran.install-html): New.
2634 * Makefile.in (install-html): Add lang.install-html.
2635 * java/Make-lang.in (JAVA_HTMLFILES): New.
2636 (java.html): Use it.
2637 (java.install-html): New.
2638 * objc/Make-lang.in (objc.install-html): New.
2639 * objcp/Make-lang.in (obj-c++.install-html): New.
2640 * cp/Make-lang.in (c++.install-html): New.
2641 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2642 * lto/Make-lang.in (lto.install-html): New.
2644 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2647 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2649 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2651 PR rtl-optimization/41862
2652 * store-motion.c (store_killed_in_insn, compute_store_table,
2653 remove_reachable_equiv_notes, replace_store_insn,
2654 build_store_vectors): Ignore all DEBUG_INSNs.
2656 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2659 * common.opt: Add dumpdir.
2661 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2663 (option_map): Add --dumpdir.
2665 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2667 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2669 * opts.c (decode_options): Try dump_dir_name first if
2670 dump_base_name isn't an absolute path.
2671 (common_handle_option): Handle OPT_dumpdir.
2673 * toplev.c (dump_dir_name): New.
2674 (print_switch_values): Also ignore -dumpdir.
2676 * toplev.h (dump_dir_name): New.
2678 2010-01-03 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/42589
2681 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2682 double-word expansion of bswap32.
2684 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2686 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2687 with BLOCK_FOR_INSN.
2688 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2689 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2690 noce_process_if_block): Likewise.
2691 * gcse.c (compute_local_properties, insert_expr_in_table,
2692 insert_set_in_table, canon_list_insert, find_avail_set,
2693 pre_insert_copy_insn): Likewise.
2695 * basic-block.h (BLOCK_NUM): Move from here...
2696 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2698 2010-01-03 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/42438
2701 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2702 contains_may_not_return_call flag.
2703 (BB_MAY_NOTRETURN): New.
2704 (valid_in_sets): Trapping nary operations are not valid
2705 in blocks that may not return.
2706 (insert_into_preds_of_block): Remove check for trapping expressions.
2707 (compute_avail): Compute also BB_MAY_NOTRETURN.
2709 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2711 * doc/invoke.texi: Add 2010 to copyright years.
2713 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2715 * config/sparc/sparc.c: Fix formatting nits.
2717 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2718 Alexander Monakov <amonakov@ispras.ru>
2720 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2722 2010-01-02 Richard Guenther <rguenther@suse.de>
2725 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2726 (simplify_switch_using_ranges): Mark to be removed edges
2729 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2731 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2733 * collect2.c (scan_libraries): Add missing argument in call to
2736 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2739 * config/alpha/predicates.md (aligned_memory_operand): Return false
2741 (unaligned_memory_operand): Return true for CQImode.
2742 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2743 doesn not cross aligned SImode word boundary.
2745 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2747 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2749 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2750 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2752 2010-01-02 Richard Guenther <rguenther@suse.de>
2755 * toplev.c (compile_file): Emit LTO marker properly. Change
2757 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2759 2010-01-01 Richard Guenther <rguenther@suse.de>
2762 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2764 2010-01-01 Richard Guenther <rguenther@suse.de>
2767 * c-decl.c (grokdeclarator): For zero-size arrays force
2768 structural equality checks as layout_type does.
2770 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2772 * builtins.c: Update copyright to 2010.
2774 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2777 * lto-streamer-out.c (produce_asm): Revert the last change.
2778 (copy_function): Likewise.
2780 * lto-streamer.c (lto_get_section_name): Skip any leading
2783 2010-01-01 Richard Guenther <rguenther@suse.de>
2786 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2790 Copyright (C) 2010 Free Software Foundation, Inc.
2792 Copying and distribution of this file, with or without modification,
2793 are permitted in any medium without royalty provided the copyright
2794 notice and this notice are preserved.