1 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5 operands in V8HImode subregs. Fix operand order in VEC_MERGE
8 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
10 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
12 2010-02-26 Jakub Jelinek <jakub@redhat.com>
14 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
15 * var-tracking.c: Include diagnostic.h.
16 (debug_dv): New function.
17 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
20 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
21 (add_value_chain, add_value_chains, remove_value_chain,
22 remove_value_chains): Handle DEBUG_EXPRs.
23 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
26 * regcprop.c (struct queued_debug_insn_change): New type.
27 (struct value_data_entry): Add debug_insn_changes field.
28 (struct value_data): Add n_debug_insn_changes field.
29 (debug_insn_changes_pool): New variable.
30 (free_debug_insn_changes, apply_debug_insn_changes,
31 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
32 (kill_value_one_regno): Call free_debug_insn_changes if needed.
33 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
35 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
37 (copyprop_hardreg_forward_1): Don't call apply_change_group for
38 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
39 changes, call cprop_find_used_regs via note_stores.
40 (copyprop_hardreg_forward): When copying vd from predecessor
41 which has any queued DEBUG_INSN changes, make sure the pointers are
42 cleared. At the end call df_analyze and then if there are any
43 DEBUG_INSN changes queued at the end of some basic block for still
44 live registers, apply them.
45 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
47 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
49 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
52 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
54 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
55 targets. Set the default with_cpu/with_arch from arch/cpu.
56 Allow x86-64 and native for with_cpu/with_arch.
58 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
60 * ebitmap.c: Change calls to verify_popcount with calls to
61 sbitmap_verify_popcount.
62 (ebitmap_clear_bit): Fixed map->cacheindex test and
63 map>cache update when bit clearing results in an empty
66 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
69 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
70 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
71 and support both V2DF and V2DI modes.
72 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
73 support both V2DF and V2DI modes.
74 (general): Delete trailing whitespace from a few patterns.
76 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
77 V2DF/V2DI interleave high/low builtins.
79 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
82 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
83 interleave high/low functions.
85 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
87 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
88 #pragma extern_prefix.
90 2010-02-25 Jakub Jelinek <jakub@redhat.com>
93 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
94 BLKmode, assert op0 is a MEM and just adjust its mode.
97 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
98 if bitpos isn't multiple of mode's bitsize.
100 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
102 * c.opt (-ftemplate-depth=): New.
103 (-ftemplate-depth-): Deprecate.
104 * optc-gen.awk: Handle -ftemplate-depth=.
105 * opth-gen.awk: Likewise.
106 * c-opts.c (c_common_handle_option): Likewise.
107 * doc/invoke.texi (-ftemplate-depth-): Replace with
110 2010-02-24 Jason Merrill <jason@redhat.com>
112 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
114 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * cfg.c (alloc_aux_for_block): Remove inline.
117 (alloc_aux_for_edge): Likewise.
119 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
121 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
123 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
125 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
126 * config/i386/sol2-gas.h: New file.
127 * config.gcc (i[34567]86-*-solaris2*): Use it.
129 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
132 * c-typeck.c (ep_convert_and_check): New.
133 (build_conditional_expr): Use it.
134 (build_binary_op): Likewise.
136 2010-02-24 Jakub Jelinek <jakub@redhat.com>
138 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
141 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
143 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
144 expr needs to have DECL_NAME set.
146 2010-02-24 Nick Clifton <nickc@redhat.com>
148 * config/mep/mep.c: Include gimple.h.
149 (mep_function_uses_sp): Delete unused function.
150 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
151 parameters. Use unsigned integers to count args. Return a
152 NULL_RTX instead of an error_mark_node. Toidy up formatting.
154 2010-02-23 Jakub Jelinek <jakub@redhat.com>
157 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
158 greater or equal to nelt instead of 2 * nelt.
159 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
162 2010-02-23 Jason Merrill <jason@redhat.com>
165 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
166 in cfun->local_decls even if they have register types.
169 * stor-layout.c (place_field): Don't warn about unnecessary
170 DECL_PACKED if the type is packed.
172 2010-02-23 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
176 GOTOFF relocs, even when the base reg isn't pic pointer.
178 2010-02-23 Michael Matz <matz@suse.de>
181 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
182 (expand_gimple_basic_block): Generate and use debug temps if there
183 are debug uses left after the last real use of TERed ssa names.
184 Unlink debug immediate uses when they are expanded.
186 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
189 * config/i386/i386.c (override_options): Reorganise to provide
190 better error messages.
192 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
195 * graphite-scop-detection.c (create_single_exit_edge): Move
196 the call to find_single_exit_edge to....
197 (create_sese_edges): ...here. Don't handle multiple edges
198 exiting the function.
199 (build_graphite_scops): Don't handle multiple edges
200 exiting the function.
202 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
205 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
206 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
208 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
211 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
213 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
216 * c-typeck.c (convert_arguments): Print declaration location.
217 * c-common.c (validate_nargs): Rename as
218 builtin_function_validate_nargs.
219 (check_builtin_function_arguments): Update.
221 2010-02-22 Richard Guenther <rguenther@suse.de>
224 * tree-inline.c (declare_return_variable): Use the type of
225 the call stmt lhs if available.
227 2010-02-22 Duncan Sands <baldrick@free.fr>
229 * passes.c (register_pass): Always consider all pass lists when
230 ref_pass_instance_number is zero.
232 2010-02-22 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/42749
235 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
236 parameter. Do arithmetic in the original type.
237 (update_accumulator_with_ops): Likewise.
238 (adjust_accumulator_values): Adjust.
240 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
242 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
243 (QI to BLKmode splitter): New splitter.
245 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
247 * config/i386/i386.c (initial_ix86_tune_features): Turn on
248 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
250 2010-02-22 Richard Guenther <rguenther@suse.de>
252 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
254 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
256 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
257 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
258 ($(T)crti.o, $(T)crtn.o): Remove rules.
260 2010-02-21 Tobias Burnus <burnus@net-b.de>
263 * doc/invoke.texi (-fassociative-math): Document that this
264 option is automatically enabled for Fortran.
266 2010-02-20 David S. Miller <davem@davemloft.net>
268 * configure.ac: Test if linker and assembler properly support
269 GOTDATA_OP relocations.
270 * configure: Rebuild.
271 * config.in: Likewise.
272 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
273 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
274 (movsi_high_pic): Likewise.
275 (movdi_lo_sum_pic): Likewise.
276 (movdi_high_pic): Likewise.
277 (movsi_pic_gotdata_op): New pattern.
278 (movdi_pic_gotdata_op): Likewise.
279 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
280 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
282 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
285 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
287 (xop_mulv2div2di3_high): Ditto.
289 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
292 * c.opt (Wconversion-null): New option.
293 * doc/invoke.texi (Wconversion-null): Document.
295 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
297 * common.opt (Wlarger-than-): Add Undocumented.
299 2010-02-19 Mike Stump <mikestump@comcast.net>
301 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
303 2010-02-19 Jason Merrill <jason@redhat.com>
306 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
307 * configure: Likewise.
309 2010-02-20 Alan Modra <amodra@gmail.com>
312 * cgraph.h (cgraph_make_decl_local): Declare.
313 * cgraph.c (cgraph_make_decl_local): New function.
314 (cgraph_make_node_local): Use it.
315 * cgraphunit.c (cgraph_function_versioning): Likewise.
316 * ipa.c (function_and_variable_visibility): Likewise.
318 2010-02-19 Jakub Jelinek <jakub@redhat.com>
321 * except.c (sjlj_emit_function_enter): Don't call
322 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
324 * rtl.h (add_reg_br_prob_note): Remove prototype.
326 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
329 * c-common.c (conversion_warning): Remove widening conversions
330 before checking the conversion of integers to reals.
332 2010-02-19 Mike Stump <mikestump@comcast.net>
335 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
338 * cgraphunit.c (process_function_and_variable_attributes): Check
339 DECL_PRESERVE_P instead of looking up attribute "used".
340 * ipa-pure-const.c (check_decl): Likewise.
341 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
342 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
343 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
344 instead of attribute "used".
345 * config/sol2-c.c (solaris_pragma_init): Likewise.
346 (solaris_pragma_fini): Likewise.
348 2010-02-19 Jakub Jelinek <jakub@redhat.com>
350 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
351 Use XCNEW instead of xcalloc.
352 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
353 XNEW instead of xmalloc.
354 (get_fields): Use XNEWVEC instead of xmalloc.
357 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
359 (create_new_general_access): For debug stmts just reset value.
360 (get_stmt_accesses): For accesses within debug stmts just record them
361 using add_access_to_acc_sites instead of preventing the peeling or
362 counting them as accesses.
365 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
367 2010-02-19 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/42916
370 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
373 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
375 * configure.ac: Replace all uses of changequote in macro arguments
378 2010-02-19 Jakub Jelinek <jakub@redhat.com>
381 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
383 2010-02-19 Richard Guenther <rguenther@suse.de>
385 PR tree-optimization/42944
386 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
387 test for aliasing with errno.
389 2010-02-19 Jakub Jelinek <jakub@redhat.com>
392 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
393 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
394 * dojump.c: Include output.h.
395 (inv): New inline function.
396 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
397 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
398 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
399 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
400 argument, pass it down to other calls.
401 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
402 add REG_BR_PROB note to the conditional jump.
403 * cfgexpand.c (add_reg_br_prob_note): Removed.
404 (expand_gimple_cond): Don't call it, add the probability
405 as last argument to jumpif_1/jumpifnot_1.
406 * Makefile.in (dojump.o): Depend on output.h.
407 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
409 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
410 * stmt.c (do_jump_if_equal): Likewise.
411 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
412 * loop-unswitch.c (compare_and_jump_seq): Likewise.
413 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
415 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
416 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
418 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
420 (store_expr): Adjust jumpifnot caller.
421 (store_constructor): Adjust jumpif caller.
424 * gimplify.c (gimple_boolify): For __builtin_expect call
425 gimple_boolify also on its first argument.
427 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
429 * configure.ac (gnu-unique-object): Wrap regexps using [] in
431 (__stack_chk_fail): Ditto. Remove quadrigraphs.
432 * configure: Regenerated.
434 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
436 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
437 lang_hooks.types_compatible_p instead of comptypes.
439 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
441 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
442 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
443 if __prefer_thumb__ is defined.
445 2010-02-18 Martin Jambor <mjambor@suse.cz>
447 PR tree-optimization/43066
448 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
449 array with zero-sized element type.
451 2010-02-18 Jakub Jelinek <jakub@redhat.com>
453 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
454 rtx, allocate struct var_loc_node here and return it to the
455 caller, and only if it is actually needed.
456 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
457 move it earlier and return immediately if it returns NULL.
459 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
461 * config/sparc/gas.h: New file. Restore
462 TARGET_ASM_NAMED_SECTION to its ELF default.
463 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
465 * config/sparc/sparc.c (sparc_elf_asm_named_section):
466 Likewise. Add ATTRIBUTE_UNUSED to prototype.
467 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
470 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
472 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
474 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
476 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
477 patterns from predicated pattern.
479 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
483 for insn mnemonic suffix.
485 2010-02-17 Richard Guenther <rguenther@suse.de>
487 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
490 2010-02-17 Jakub Jelinek <jakub@redhat.com>
493 * caller-save.c (save_call_clobbered_regs): If BB ends with
494 a DEBUG_INSN, move any notes in between last real insn and the last
495 DEBUG_INSN after the last DEBUG_INSN.
497 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
499 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
500 Fix return type. Fix argument type. Explain meaning of return value.
502 2010-02-16 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/41043
505 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
506 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
508 (vrp_visit_phi_node): ... but only for loop PHI nodes.
510 2010-02-16 Ira Rosen <irar@il.ibm.com>
512 PR tree-optimization/43074
513 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
514 * tree-vect-loop.c (vect_analyze_loop_operations): Add
515 vectorizable cycles in hybrid SLP check.
516 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
518 2010-02-16 Richard Guenther <rguenther@suse.de>
520 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
521 (true_dependence): If memrefs_conflict_p computes must-alias
522 trust it. Move TBAA check after offset-based disambiguation.
523 (canon_true_dependence): Likewise.
525 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
527 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
528 * doc/invoke.texi: Document it.
529 * var-tracking.c: Include toplev.h and params.h.
530 (vt_find_locations): Return bool indicating success. Compute
531 hash sizes unconditionally. Check new parameter, report.
532 (variable_tracking_main_1): Check vt_find_locations results and
533 retry. Renamed from...
534 (variable_tracking_main): ... this. New wrapper to preserve
535 flag_var_tracking_assignments.
536 * Makefile.in (var-tracking.o): Adjust dependencies.
538 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
539 Jakub Jelinek <jakub@redhat.com>
542 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
543 if weak_import attribute is present.
544 * config/darwin.c (machopic_select_section): Likewise.
546 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
548 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
549 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
550 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
551 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
553 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
555 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
558 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
559 Rewrite text to refer to the names.
561 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
563 * config/i386/i386-builtin-types.def
564 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
565 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
566 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
567 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
568 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
569 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
570 IX86_BUILTIN_VPERMIL2PS256.
571 (MULTI_ARG_4_DF2_DI_I): Defined.
572 (MULTI_ARG_4_DF2_DI_I1): Defined.
573 (MULTI_ARG_4_SF2_SI_I): Defined.
574 (MULTI_ARG_4_SF2_SI_I1): Defined.
575 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
576 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
577 __builtin_ia32_vpermil2ps256.
578 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
579 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
580 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
581 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
582 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
583 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
584 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
585 CODE_FOR_xop_vpermil2v8sf3.
586 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
587 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
588 * config/i386/xopintrin.h (_mm_permute2_pd): New.
589 (_mm256_permute2_pd): New.
590 (_mm_permute2_ps): New.
591 (_mm256_permute2_ps): New.
593 2010-02-15 Nick Clifton <nickc@redhat.com>
595 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
596 boolean parameters. Use emit_jump_insn when emitting a pop
597 instruction containing a return insn.
598 (push): Use 'true' rather than '1' as second parameter to F.
599 (h8300_expand_prologue): Likewise.
600 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
601 (h8300_expand_epilogue): Likewise.
603 2010-02-15 Richard Guenther <rguenther@suse.de>
606 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
609 2010-02-15 Nick Clifton <nickc@redhat.com>
611 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
614 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
616 * intl.c (fake_ngettext): New function.
617 * intl.h (fake_ngettext): Declare.
618 (ngettext): Define macro.
619 * collect2.c (notice_translated): New function.
620 (main): Use notice_translated and ngettext.
621 * collect2.h (notice_translated): Declare.
623 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
625 * reorg.c (delete_computation): Comment fixes.
626 * caller-save.c (setup_save_areas): Idem.
627 * sel-sched-dump.c (dump_lv_set): Idem.
630 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
632 * config/s390/s390.c (s390_sched_init): New function.
633 (TARGET_SCHED_INIT): Target hook defined.
635 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
636 Jack Howarth <howarth@bromo.med.uc.edu>
637 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
640 Partial revert of unintended change in fix for PR41605.
641 * config/darwin.h: Fix typo.
642 * config/darwin9.h: Same.
644 2010-02-11 Jakub Jelinek <jakub@redhat.com>
646 * c-pch.c (pch_init): Clear v.
648 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-scop-detection.c (graphite_can_represent_scev): Call
652 graphite_can_represent_init for MULT_EXPR.
654 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
658 * graphite-sese-to-poly.c (remove_phi): New.
659 (translate_scalar_reduction_to_array): Call remove_phi.
661 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
664 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
665 * graphite-clast-to-gimple.h (gloog): Update declaration.
666 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
667 * graphite-poly.h (struct poly_bb): Add missing comments.
668 (struct scop): Add poly_scop_p field.
670 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
671 * graphite.c (graphite_transform_loops): Build the polyhedral
672 representation for each scop before code generation.
673 * sese.c (rename_variables_in_operand): Removed.
674 (rename_variables_in_expr): Return the renamed expression.
675 (rename_sese_parameters): New.
676 * sese.h (rename_sese_parameters): Declared.
678 2010-02-11 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/42998
681 * tree-ssa-pre.c (create_expression_by_pieces): Treat
682 POINTER_PLUS_EXPR properly.
684 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
685 Changpeng Fang <changpeng.fang@amd.com>
688 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
689 the cost of an IV candidate when the IV is used in a test against zero.
691 * gcc.dg/tree-ssa/ivopts-3.c: New.
693 2010-02-11 Richard Guenther <rguenther@suse.de>
696 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
697 pointer-vs-decl case by swapping refs. Handle some cases
698 of pointer-vs-decl disambiguations more conservatively.
699 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
700 to false after expanding.
702 2010-02-11 Richard Guenther <rguenther@suse.de>
705 * gcc.c (process_command): Handle LTO file@offset case more
708 2010-02-11 Jakub Jelinek <jakub@redhat.com>
710 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
711 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
713 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
715 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
716 if MEM's mode size isn't DWARF2_ADDR_SIZE.
717 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
718 Optimize eq/ne comparisons when both arguments are known to be
720 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
721 Don't mask operands unnecessarily if they are known to be already
724 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
726 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
729 2010-02-10 Richard Guenther <rguenther@suse.de>
731 PR tree-optimization/43017
732 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
733 for wrapping signed arithmetic.
735 2010-02-10 Jakub Jelinek <jakub@redhat.com>
738 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
739 if no debug info should be emitted for it.
741 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
743 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
744 note when flag_exceptions is set.
746 2010-02-10 Duncan Sands <baldrick@free.fr>
748 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
750 2010-02-10 Richard Guenther <rguenther@suse.de>
753 * tree.c (get_unwidened): Handle constants.
754 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
756 2010-02-10 Martin Jambor <mjambor@suse.cz>
759 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
760 check for variable argument counts independently.
762 2010-02-10 Christian Bruel <christian.bruel@st.com>
765 * config/sh/sh.c (find_barrier): Increase length for non delayed
766 conditional branches.
768 2010-02-10 Christian Bruel <christian.bruel@st.com>
770 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
772 2010-02-10 Jakub Jelinek <jakub@redhat.com>
774 * builtins.c (set_builtin_user_assembler_name): Also handle
775 ffs if int is smaller than word.
777 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
780 * ira-conflicts.c (get_dup): Remove.
781 (process_reg_shuffles): Add new parameter. Use it as an
782 additional guard for copy generation.
783 (add_insn_allocno_copies): Rewrite.
785 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
787 * common.opt (fsched2-use-traces): Preserved for backward
789 * doc/invoke.texi: Remove the documentation about option
791 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
792 flag_sched2_use_traces.
793 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
794 the backward compatibility flag section.
796 2010-02-09 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/43008
799 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
800 make HEAP variables initialized from global memory if they
801 are not known builtin functions.
802 (find_func_aliases): Adjust.
804 2010-02-09 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/43000
807 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
810 2010-02-08 Jakub Jelinek <jakub@redhat.com>
812 PR tree-optimization/42931
813 * tree-loop-linear.c (try_interchange_loops): Don't call
814 double_int_mul if estimated_loop_iterations failed.
816 2010-02-08 Martin Jambor <mjambor@suse.cz>
819 * tree-sra.c (build_accesses_from_assign): Do not mark in
820 should_scalarize_away_bitmap if stmt has volatile ops.
821 (sra_modify_assign): Do not process assigns piecemeal if if stmt
824 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
826 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
828 2010-02-07 Adam Nemet <adambnmet@gmail.com>
830 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
833 2010-02-07 Andrew Pinski <pinskia@gmail.com>
836 * df-core.c (df_finish_pass): Change type of saved_flags to int.
838 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
841 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
842 to unknown_dependence.
843 (graphite_legal_transform_dr): Handle the unknown_dependence.
844 (graphite_carried_dependence_level_k): Same.
846 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
848 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
850 2010-02-07 Richard Guenther <rguenther@suse.de>
853 * expr.c (get_inner_reference): Always initialize *pbitsize.
855 2010-02-07 Richard Guenther <rguenther@suse.de>
858 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
859 new ARRAY_REFs on variable size element or minimal index arrays.
861 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
862 gimple_fold_indirect_ref.
864 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
867 * arm.c (arm_override_options): Just return if the user has specified
870 2010-02-03 Jason Merrill <jason@redhat.com>
873 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
874 i386_pe_maybe_record_exported_symbol.
876 2010-02-05 Steve Ellcey <sje@cup.hp.com>
879 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
880 (pa_delegitimize_address): New function.
882 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
884 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
885 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
887 2010-02-05 Richard Guenther <rguenther@suse.de>
890 * lto-streamer-in.c (get_resolution): Deal with references
891 to undefined functions.
893 2010-02-05 Richard Guenther <rguenther@suse.de>
895 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
896 (fold_const_aggregate_ref): Likewise.
897 (ccp_fold_stmt): Substitute loads.
898 (maybe_fold_reference): Verify types before substituting.
900 (fold_gimple_assign): Unshare properly.
901 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
903 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
905 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
906 for rs6000_gen_cell_microcode.
908 2010-02-04 Richard Guenther <rguenther@suse.de>
910 PR rtl-optimization/42952
911 * dse.c (const_or_frame_p): Remove MEM handling.
913 2010-02-04 Nick Clifton <nickc@redhat.com>
915 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
916 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
917 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
918 (mn10300_asm_output_mi_thunk): New function.
919 (mn10300_can_output_mu_thunk): New function.
920 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
921 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
922 (FUNCTION_ARG): Delete incorrect comment.
924 2010-02-03 Jason Merrill <jason@redhat.com>
927 * fold-const.c (operand_equal_p): Handle erroneous types.
929 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
931 * config/h8300/h8300.md (can_delay): Fix attibute condition.
933 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
935 PR rtl-optimization/42941
936 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
939 2010-02-03 Jason Merrill <jason@redhat.com>
942 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
944 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
947 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
949 (cselib_reset_table): Renamed from...
950 (cselib_reset_table_with_next_value): ... this.
951 (cselib_get_next_uid): Renamed from...
952 (cselib_get_next_unknown_value): ... this.
953 * cselib.c (next_uid): Renamed from...
954 (next_unknown_value): ... this.
955 (cselib_clear_table): Adjust.
956 (cselib_reset_table): Adjust. Renamed from...
957 (cselib_reset_table_with_next_value): ... this.
958 (cselib_get_next_uid): Adjust. Renamed from...
959 (cselib_get_next_unknown_value): ... this.
960 (get_value_hash): Use hash.
961 (cselib_hash_rtx): Likewise.
962 (new_cselib_val): Adjust. Set and dump uid.
963 (cselib_lookup_mem): Pass next_uid as hash.
964 (cselib_subst_to_values): Likewise.
965 (cselib_log_lookup): Dump uid.
966 (cselib_lookup): Pass next_uid as hash. Adjust.
967 (cselib_process_insn): Adjust.
968 (cselib_init): Initialize next_uid.
969 (cselib_finish): Adjust.
970 (dump_cselib_table): Likewise.
971 * dse.c (canon_address): Dump value uid.
972 * print-rtl.c (print_rtx): Print value uid.
973 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
975 (dv_uid): New function, sort of renamed from...
976 (dv_htab_hash): ... this, reimplemented in terms of it and...
977 (dv_uid2hash): ... this. New.
978 (variable_htab_eq): Drop excess assertions.
979 (tie_break_pointers): Removed.
980 (canon_value_cmp): Compare uids.
981 (variable_post_merge_New_vals): Print uids.
982 (vt_add_function_parameters): Adjust.
983 (vt_initialize): Reset table. Adjust.
985 2010-02-03 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/42944
988 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
989 (call_may_clobber_ref_p_1): Likewise. Properly handle
990 malloc and calloc clobbering errno.
992 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
994 * doc/invoke.texi: Fix name of sched1 dump.
996 * opts.c (decode_options): Set flag_tree_switch_conversion
997 only conditionally on optimize >= 2.
999 * gcse.c: Assorted comment fixes in pass description.
1001 2010-02-03 Anthony Green <green@moxielogic.com>
1003 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1004 nop padding in order to maintain alignment of storage location of
1005 target function address.
1006 (moxie_trampoline_init): Store target function address at newly
1008 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1010 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1012 2010-02-03 Richard Guenther <rguenther@suse.de>
1015 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1017 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1019 * config.gcc: Reenable check for obsolete targets.
1020 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1021 mips-sgi-irix6.[0-4]*.
1023 2010-02-02 Nick Clifton <nickc@redhat.com>
1025 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1026 constant size of 4 as being the same as 0.
1027 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1028 can take values in the range 0..4.
1030 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1033 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1034 as _darwin10_Unwind_FindEnclosingFunction().
1035 * libgcc-libsystem.ver: New.
1037 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1040 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1041 implicitly set registers.
1043 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1045 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1046 (arm_override_options): Allow automatic selection of the thread
1047 pointer register if thumb2.
1048 (legitimize_pic_address): Improve code sequences for Thumb2.
1049 (arm_call_tls_get_addr): Likewise.
1050 (legitimize_tls_address): Likewise.
1051 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1052 (pic_load_addr_32bit): ... this. New named pattern.
1053 * thumb2.md (pic_load_addr_thumb2): Delete.
1054 (pic_load_dot_plus_four): Delete.
1055 (tls_load_dot_plus_four): New named pattern.
1057 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1060 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1061 Document fix for TLS bug.
1063 2010-01-31 Richard Guenther <rguenther@suse.de>
1065 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1066 conservatively correct.
1068 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1072 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1074 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1076 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1078 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1080 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1082 * config.gcc: Adjust order of makefile fragments for mingw targets.
1084 2010-01-31 Richard Guenther <rguenther@suse.de>
1087 * gimplify.c (gimplify_init_constructor): For volatile LHS
1088 initialize a temporary.
1090 2010-01-31 Matthias Klose <doko@ubuntu.com>
1092 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1094 * configure: Regenerate.
1096 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1098 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1099 the same alias set and their sizes different constantness.
1100 (aliasing_component_refs_p): Revert 2009-10-24 change.
1102 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1104 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1107 2010-01-29 Richard Guenther <rguenther@suse.de>
1109 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1110 Assert we successfully updated the call.
1112 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1114 PR rtl-optimization/42889
1115 * df.h (df_set_bb_dirty_nonlr): New prototype.
1116 * df-core.c (df_set_bb_dirty_nonlr): New function.
1117 * df-scan.c (df_insn_rescan): Call it instead of
1118 df_set_bb_dirty for DEBUG_INSNs.
1120 2010-01-29 Richard Guenther <rguenther@suse.de>
1123 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1124 quadratic behavior in most cases.
1126 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1129 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1130 in the call to gen_x86_movsicc_0_m1.
1132 2010-01-28 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/42871
1135 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1137 2010-01-28 Richard Guenther <rguenther@suse.de>
1139 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1140 into call arguments.
1142 2010-01-28 Richard Guenther <rguenther@suse.de>
1145 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1146 the forwarder if the destination is an EH landing pad.
1148 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1150 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1151 block list passed to gimple_duplicate_sese_tail.
1152 (parallelize_loops): Avoid parallelization when the function
1154 Avoid parallelization when the preheader is IRREDUCIBLE.
1155 Try to optimize when estimated_loop_iterations_int is unresolved.
1156 Add the loop's location to the dump file.
1157 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1158 (gimple_duplicate_sese_tail): Remove the check for the latch.
1159 Redirect nexits to the exit block.
1160 Remove handling of the incoming edges to the latch.
1161 Redirect the backedge from the copied latch to the exit bb.
1163 2010-01-28 Michael Matz <matz@suse.de>
1166 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1167 Wrap force_reg into a sequence, emit it before user.
1169 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1171 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1173 (arm_legacy_rev): Likewise.
1174 (thumb_legacy_rev): Likewise.
1176 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1178 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1179 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1180 on MEM's address failed, try avoid_constant_pool_reference and
1181 recurse if it returned something different.
1182 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1183 address, try avoid_constant_pool_reference and recurse if it
1184 returned something different.
1185 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1186 address and avoid_constant_pool_reference returned something
1187 different, don't set have_address.
1189 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1192 * var-tracking.c (val_store): Add modified argument, obey it.
1194 (count_uses): Move down logging of main.
1195 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1196 don't need resolution.
1197 (emit_notes_in_bb): Likewise.
1199 2010-01-27 Richard Guenther <rguenther@suse.de>
1202 * tree-inline.c (remap_decl): Delay remapping of SSA name
1203 default definitions until we need them.
1205 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1207 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1208 (rs6000_delegitimize_address): New function.
1210 * config/s390/s390.c (s390_delegitimize_address): Call
1211 delegitimize_mem_from_attrs.
1214 * tree-inline.c (cannot_copy_type_1): Removed.
1215 (copy_forbidden): Don't forbid copying of functions containing
1216 records/unions with variable length fields.
1218 2010-01-27 Christian Bruel <christian.bruel@st.com>
1222 * config/sh/sh.c (find_barrier): Increase length for non delayed
1223 conditional branches.
1225 2010-01-27 Matthias Klose <doko@ubuntu.com>
1227 * configure.ac (gnu-unique-object): Fix ldd version check.
1228 * configure: Regenerate.
1230 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1232 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1234 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1235 Test for HAVE_GNU_AS value.
1237 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1239 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1240 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1241 INT64_TYPE): Define.
1242 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1243 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1244 INT_LEAST64_TYPE): Define.
1245 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1246 UINT_LEAST64_TYPE): Define.
1247 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1248 INT_FAST64_TYPE): Define.
1249 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1250 UINT_FAST64_TYPE): Define.
1251 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1252 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1253 (SIG_ATOMIC_TYPE): Define.
1255 2010-01-26 Richard Guenther <rguenther@suse.de>
1257 * df-scan.c (df_scan_set_bb_info): Remove assert.
1258 (df_insn_rescan_debug_internal): Merge asserts.
1259 (df_install_ref): Likewise.
1260 (df_mark_reg): Use bitmap_set_range.
1261 (df_hard_reg_used_p): Remove assert.
1262 (df_hard_reg_used_count): Likewise.
1264 2010-01-26 Richard Guenther <rguenther@suse.de>
1266 PR rtl-optimization/42685
1267 * web.c (web_main): Ignore DEBUG_INSNs.
1269 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1271 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1273 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1274 Fix types of fndecl and arglist parameters.
1276 2010-01-26 Richard Guenther <rguenther@suse.de>
1279 * tree-eh.c (unsplit_eh): Skip debug insns.
1281 2010-01-26 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/42250
1284 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1286 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1289 * omp-low.c (expand_omp_sections): Only use single_pred if
1290 l2_bb is single_pred_p.
1292 2010-01-25 Christian Bruel <christian.bruel@st.com>
1295 * config/sh/sh.c (find_barrier): Increase length for non delayed
1296 conditional branches.
1297 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1299 2010-01-24 David S. Miller <davem@davemloft.net>
1301 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1302 define if not using GAS.
1303 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1304 Likewise. Delete SECTION_MERGE code, which is only applicable
1307 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1310 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1311 mangling of va_list in system headers.
1313 2010-01-23 Toon Moene <toon@moene.org>
1315 * tree-predcom.c (combine_chains): Return NULL, not false.
1317 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1319 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1320 initialization of variable res to agree with return type.
1322 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1324 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1325 * tree-sra.c: Add include of expr.h.
1327 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1329 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1330 insert the debug stmt on the single non-EH edge from the stmt.
1332 2010-01-22 Richard Henderson <rth@redhat.com>
1335 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1336 the RHS until after generate_subtree_copies has insertted its
1337 code before the current statement.
1339 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1341 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1343 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1345 2010-01-21 Martin Jambor <mjambor@suse.cz>
1347 PR tree-optimization/42585
1348 * tree-sra.c (struct access): New field grp_total_scalarization.
1349 (dump_access): Dump the new field.
1350 (should_scalarize_away_bitmap): New variable.
1351 (cannot_scalarize_away_bitmap): Likewise.
1352 (sra_initialize): Allocate new bitmaps.
1353 (sra_deinitialize): Free new bitmaps.
1354 (create_access_1): New function.
1355 (create_access): Parts moved to create_access_1.
1356 (type_consists_of_records_p): New function.
1357 (completely_scalarize_record): Likewise.
1358 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1359 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1360 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1362 (analyze_all_variable_accesses): Completely scalarize small eligible
1365 2010-01-21 Martin Jambor <mjambor@suse.cz>
1367 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1369 2010-01-21 Andrew Haley <aph@redhat.com>
1371 * gcc.c (process_command): Move lang_specific_driver before
1372 setting cc_libexec_prefix.
1374 2010-01-21 Richard Guenther <rguenther@suse.de>
1377 * fold-const.c (negate_expr_p): Pretend only negative
1378 real constants are easily negatable.
1380 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1381 Jason Merrill <jason@redhat.com>
1383 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1384 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1385 * calls.c (initialize argument_information): Handle it.
1386 * c-common.c (handle_transparent_union_attribute): Use new name.
1387 * c-decl.c (finish_struct): Ditto.
1388 * c-typeck.c (type_lists_compatible_p): Ditto.
1389 (convert_for_assignment): Use new name and also handle record.
1390 * function.c (aggregate_value_p): Handle it.
1391 (pass_by_reference): Ditto.
1392 (assign_parm_data_types): Ditto.
1393 * print-tree.c (print_node): Ditto.
1394 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1395 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1396 * tree.c (first_field): New fn.
1398 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1401 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1402 even when linking statically, for now.
1404 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1407 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1408 without a cselib val.
1409 (count_uses): Accept MO_VAL_SET with no val on stores.
1410 (add_stores): Likewise.
1412 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1414 * var-tracking.c (check_value_val): Add a compile time assertion.
1415 (dv_is_decl_p): Simplify.
1416 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1417 gcc_assert if ENABLE_CHECKING.
1419 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1422 * var-tracking.c: Include tree-flow.h.
1423 (mem_dies_at_call): New.
1424 (dataflow_set_preserve_mem_locs): Use it.
1425 (dataflow_set_remove_mem_locs): Likewise.
1426 (dump_var): Renamed from dump_variable. Adjust all callers.
1427 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1428 * Makefile.in (var-tracking.o): Adjust deps.
1430 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1432 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1434 2010-01-20 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/42717
1437 * tree-ssa-dce.c (get_live_post_dom): Remove.
1438 (forward_edge_to_pdom): Take an arbitrary edge to copy
1439 degenerate PHI args from.
1440 (remove_dead_stmt): Use the first post-dominator even if it
1441 does not contain live statements as redirection destination.
1443 2010-01-20 Richard Guenther <rguenther@suse.de>
1445 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1447 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1449 * sel-sched.c (create_speculation_check): Remove set but not used
1451 (try_transformation_cache): Remove set but not used variable ds.
1452 (calculate_privileged_insns): Remove set but not used variables
1453 cur_insn and min_spec_insn.
1454 (find_best_expr): Remove set but not used variable avail_n.
1455 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1457 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1459 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1460 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1463 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1466 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1467 cpu types. Add support for *-sse3 cpu types.
1468 (x86_64-*-*): Ditto.
1470 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1473 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1474 argument, call initializer_constant_valid_p_1 instead of
1475 initializer_constant_valid_p, pass CACHE to it, return NULL
1476 immediately if first call returns NULL.
1477 (initializer_constant_valid_p_1): New function.
1478 (initializer_constant_valid_p): Use it.
1480 2010-01-20 Thomas Quinot <quinot@adacore.com>
1482 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1484 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1486 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1487 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1488 (loc_list_from_tree): Don't handle unsigned division. Handle
1489 signed modulo using DW_OP_{over,over,div,mul,minus}.
1490 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1491 modulo instead of signed.
1493 2010-01-20 DJ Delorie <dj@redhat.com>
1495 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1497 (h8300_emit_stack_adjustment): Propogate it.
1499 (h8300_expand_prologue): Likewise.
1500 (h8300_expand_epilogue): Likewise.
1502 2010-01-19 Michael Matz <matz@suse.de>
1504 PR tree-optimization/41783
1505 * tree-data-ref.c (toplevel): Include flags.h.
1506 (dump_data_dependence_relation): Also dump the inputs if the
1507 result will be unknown.
1508 (split_constant_offset_1): Look through some conversions.
1509 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1510 the offset from last element is too large.
1511 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1512 (reassociate_to_the_same_stmt): Handle vector registers.
1513 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1515 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1516 wide_prolog_niters argument, emit widening instructions.
1517 (vect_do_peeling_for_alignment): Adjust caller, use widened
1518 variant of the iteration cound.
1519 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1521 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1524 * config/arm/neon-testgen.m (emit_automatics): New parameter
1525 features. Adjust for Fixed_return_reg feature.
1526 (test_intrinsic): Call emit_automatics with new feature.
1527 * config/arm/neon.ml: Update copyright years.
1528 (features): New Fixed_return_reg feature.
1529 (ops): Update feature for Vget_low.
1531 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1533 PR tree-optimization/42719
1534 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1538 * fwprop.c (all_uses_available_at): Return false if def_set dest
1539 is a REG that is used in def_insn.
1541 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1543 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1545 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1548 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1550 * target.h (struct gcc_target) <secondary_reload>: Change type
1551 of last argument to secondary_reload_info *.
1553 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1556 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1557 memory references with unaligned offsets. Remove CQImode handling.
1558 (unaligned_memory_operand): Return 1 for memory references with
1559 unaligned offsets. Remove CQImode handling.
1561 2010-01-18 Richard Guenther <rguenther@suse.de>
1564 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1567 2010-01-18 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/42781
1570 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1571 restrict processing only if the original variable was artificial.
1573 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1575 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1576 find number of popped argument bytes.
1578 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1579 Fix the text that describes the return value for invalid insns.
1581 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1583 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1584 Clarify what 'cost of the -dependence' is. Fix quoting.
1586 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1587 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1589 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1591 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1592 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1594 2010-01-17 Richard Guenther <rguenther@suse.de>
1597 * function.c (split_complex_args): Take a VEC to modify.
1598 (assign_parms_augmented_arg_list): Build a VEC instead of
1599 a chain of PARM_DECLs.
1600 (assign_parms_unsplit_complex): Take a VEC of arguments.
1601 Do not fixup unmodified parms.
1602 (assign_parms): Deal with the VEC.
1603 (gimplify_parameters): Likewise.
1605 2010-01-17 Richard Guenther <rguenther@suse.de>
1607 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1608 node existence check.
1609 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1610 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1611 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1612 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1613 (gimple_execute_on_growing_pred): Likewise.
1615 2010-01-17 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/42773
1618 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1619 (compute_antic_aux): Likewise.
1620 (compute_partial_antic_aux): Likewise.
1622 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1625 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1628 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1630 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1633 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1634 Fix markup for strict argument.
1636 (TARGET_SCHED_REORDER2): Fix argument types.
1638 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1639 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1641 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1642 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1644 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1647 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1648 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1649 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1650 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1651 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1653 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1655 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1657 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1658 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1660 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1662 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1665 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1667 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1668 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1670 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1672 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1674 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1675 referring to it. Fix language.
1677 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1679 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1681 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1683 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1685 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1686 '@var{stream}. Remove stray 'and'.
1688 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1690 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1692 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1694 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1695 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1697 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1698 Fix description of return value.
1699 Rename argument "sz" to "len."
1701 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1702 Clarify meaning of 'true' return value.
1704 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1706 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1707 rep_mode versus mode_rep.
1709 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1711 (TARGET_BUILTIN_DECL): Fix name.
1713 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1715 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1717 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1719 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1721 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1723 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1726 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1727 Rename argument tm_fn to md_fn.
1729 (TARGET_OPTION_PRINT): Fix argument list.
1731 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1734 * config/i386/i386.c (ix86_fixup_binary_operands):
1735 Revert FMA4 fixup of operands.
1737 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1740 * Makefile.in (write_entries_to_file, install-plugin):
1741 Use \012 instead of \n with tr.
1743 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1745 * configure.ac (HAVE_AS_REF): New C macro.
1746 * configure: Regenerate.
1747 * config.in: Likewise.
1748 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1750 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1753 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1755 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1757 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1759 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1761 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1763 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1765 (TARGET_BINDS_LOCAL_P): Fix argument type.
1767 (TARGET_ASM_FILE_END): Use prototype.
1769 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1771 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1773 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1775 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1777 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1778 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1780 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1781 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1783 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1784 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1785 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1786 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1788 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1790 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1792 (TARGET_INIT_BUILTINS): Use prototype.
1794 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1795 Put 'const char *' in braces. Fix parameter types.
1796 (TARGET_INVALID_CONVERSION): Fix parameter types.
1797 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1798 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1800 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1803 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1805 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1807 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1809 * doc/tm.texi (TARGET_HELP): Fix return type.
1811 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1812 in braces. Fix argument types.
1814 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1816 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1818 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1820 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1821 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1823 (TARGET_MANGLE_TYPE): Fix argument types.
1825 (TARGET_IRA_COVER_CLASSES): Use prototype.
1827 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1829 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1831 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1833 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1835 (TARGET_CALLEE_COPIES): Fix argument types.
1837 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1839 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1841 (TARGET_FUNCTION_VALUE): Fix argument types.
1843 (TARGET_RETURN_IN_MSB): Fix argument type.
1845 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1847 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1849 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1851 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1852 agree with return type.
1854 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1856 2010-01-15 Jing Yu <jingyu@google.com>
1858 PR rtl-optimization/42691
1859 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1860 a pseudo to a constant and are merged, and adjust comments.
1862 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1864 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1866 2010-01-15 Richard Guenther <rguenther@suse.de>
1869 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1870 labels of computed or non-local gotos to the destination.
1871 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1872 landing pad label is the first label.
1874 2010-01-15 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1878 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1881 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1882 to allow generation of the xssqrtdp instruction on power7.
1883 (sqrtdf2_fpr): Ditto.
1885 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1888 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1889 functions with noreturn attribute.
1892 * varasm.c (declare_weak): Add weak attribute to decl if it
1893 doesn't have one already.
1894 (assemble_external): Only add decls to weak_decls if they also
1895 have weak attribute.
1897 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1899 * var-tracking.c (var_reg_delete): Don't delete the association
1900 between REGs and values or one-part variables if the register
1903 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1906 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1907 because its first operand is a non-localized variable.
1909 2010-01-14 Martin Jambor <mjambor@suse.cz>
1911 PR tree-optimization/42706
1912 * tree-sra.c (encountered_recursive_call): New variable.
1913 (encountered_unchangable_recursive_call): Likewise.
1914 (sra_initialize): Initialize both new variables.
1915 (callsite_has_enough_arguments_p): New function.
1916 (scan_function): Call decl and flags check only for IPA-SRA, check
1917 whether there is a recursive call and whether it has enough arguments.
1918 (all_callers_have_enough_arguments_p): New function.
1919 (convert_callers): Look for recursive calls only when
1920 encountered_recursive_call is set.
1921 (ipa_early_sra): Bail out either if
1922 !all_callers_have_enough_arguments_p or
1923 encountered_unchangable_recursive_call.
1925 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1927 * sel-sched.c: Add 2010 to copyright years.
1928 * sel-sched-ir.c: Likewise.
1929 * sel-sched-ir.h: Likewise.
1931 2010-01-14 Martin Jambor <mjambor@suse.cz>
1933 PR tree-optimization/42714
1934 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1935 constructors specially.
1937 2010-01-14 Andi Kleen <ak@linux.intel.com>
1939 * config/i386/drivers-i386.c (detect_caches_intel):
1940 Add l2sizekb parameter and fill in.
1941 (host_detect_local_cpu): Add l2sizekb, fill in.
1942 Add Atom small cache heuristic.
1944 2010-01-14 Andi Kleen <ak@linux.intel.com>
1946 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1947 Add level3 parameter and fill in.
1948 (detect_caches_intel): Handle level3 cache.
1950 2010-01-14 Andi Kleen <ak@linux.intel.com>
1952 * config/i386/drivers-i386.c (host_detect_local_cpu):
1953 Fix core duo detection.
1955 2010-01-14 Andi Kleen <ak@linux.intel.com>
1957 * config/i386/drivers-i386.c (host_detect_local_cpu):
1960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1962 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1963 (rs6000_variable_issue_1): this. Use...
1964 (rs6000_variable_issue): here. Reimplement. Print debug info.
1966 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1968 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1969 sel_restore_notes. Update all callers. Call reemit_notes
1972 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1974 PR rtl-optimization/42246
1975 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1980 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1981 all successors is the same as number of successors in current region.
1983 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1985 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1986 to rename is not separable. Otherwise check that its LHS is not NULL.
1988 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1990 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1992 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1994 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1995 available registers when failed to discover LHS register class.
1996 Fix indentation. Update comment.
1998 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1999 Alexander Monakov <amonakov@ispras.ru>
2001 PR rtl-optimization/42389
2002 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2004 (advance_state_on_fence): Likewise.
2005 (sel_target_adjust_priority): Print debug output only when
2006 sched_verbose >= 4, not 2.
2007 (get_expr_cost): Do not issue all unique insns on the next cycle.
2008 (fill_insns): Initialize can_issue_more from the value saved
2010 * sel-sched-ir.c (flist_add): New parameter issue_more.
2011 Init FENCE_ISSUE_MORE with it.
2012 (merge_fences): Likewise.
2013 (init_fences): Update call to flist_add.
2014 (add_to_fences, add_clean_fence_to_fences)
2015 (add_dirty_fence_to_fences): Likewise.
2016 (move_fence_to_fences): Update call to merge_fences.
2017 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2019 * sel-sched-ir.h (struct _fence): New field issue_more.
2020 (FENCE_ISSUE_MORE): New accessor macro.
2022 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2024 PR rtl-optimization/42388
2025 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2026 that have no predecessors nor successors. Do not call move_bb_info
2027 for empty blocks outside of current region.
2029 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2031 PR rtl-optimization/42294
2032 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2033 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2034 originators' originators.
2036 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2038 PR rtl-optimization/39453
2039 PR rtl-optimization/42246
2040 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2042 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2044 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2045 Alexander Monakov <amonakov@ispras.ru>
2048 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2049 (maybe_tidy_empty_bb): ... here. Make static. Add new
2050 argument. Update all callers.
2051 (tidy_control_flow): ... and here. Recompute topological order
2052 of basic blocks in region if necessary.
2053 (sel_redirect_edge_and_branch): Change return type. Return true
2054 if topological order might have been invalidated.
2055 (purge_empty_blocks): Export and move from...
2056 * sel-sched.c (purge_empty_blocks): ... here.
2057 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2058 (maybe_tidy_empty_bb): Delete prototype.
2059 (purge_empty_blocks): Declare.
2061 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2063 PR rtl-optimization/42249
2064 * sel-sched.c (try_replace_dest_reg): When chosen register
2065 and original register is the same, do not bail out early, but
2066 still check all original insns for validity of replacing destination
2067 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2070 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2073 Port from no-undefined-overflow branch:
2074 2009-03-09 Richard Guenther <rguenther@suse.de>
2076 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2078 2010-01-14 Richard Guenther <rguenther@suse.de>
2081 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2083 2010-01-14 Ira Rosen <irar@il.ibm.com>
2085 PR tree-optimization/42709
2086 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2087 as scalar type in creation of constant vector operand.
2089 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2092 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2093 (check-parallel-%): Match `testsuite' directory component only
2096 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2098 PR translation/39521
2099 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2102 2010-01-13 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/42730
2105 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2108 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2111 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2112 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2115 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2117 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2118 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2119 ___umulsi3_highpart.
2121 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2122 rather than schedule_insns if the pass is enabled.
2124 2010-01-13 Martin Jambor <mjambor@suse.cz>
2126 PR tree-optimization/42704
2127 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2130 2010-01-13 Martin Jambor <mjambor@suse.cz>
2132 PR tree-optimization/42703
2133 * tree-sra.c (analyze_access_subtree): Check that we can build a
2134 reference to the original data within the aggregate.
2136 2010-01-13 Richard Guenther <rguenther@suse.de>
2138 PR tree-optimization/42705
2139 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2141 2010-01-13 Richard Guenther <rguenther@suse.de>
2144 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2146 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2149 * var-tracking.c (values_to_unmark): New variable.
2150 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2151 values_to_unmark vector. Moved body to...
2152 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2153 instead queue it into values_to_unmark vector.
2154 (vt_find_locations): Free values_to_unmark vector.
2156 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2158 * config/s390/s390.c (override_options): Set
2159 default of max-pending-list-length to 256
2161 2010-01-13 Richard Guenther <rguenther@suse.de>
2164 * tree-pass.h (PROP_gimple_lcx): New.
2165 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2166 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2167 before the final cleanup_eh.
2168 (dump_properties): Dump PROP_gimple_lcx.
2169 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2170 (tree_lower_complex_O0): Remove.
2171 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2172 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2173 tree_lower_complex, schedule TODO_update_ssa.
2174 * lto-streamer-out.c (output_function): Stream the functions
2176 * lto-streamer-in.c (input_function): Likewise.
2177 (lto_read_body): Do not override them here.
2179 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2182 * c-typeck.c (build_c_cast): Fold value cast to union type before
2183 wrapping it in a CONSTRUCTOR.
2185 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2187 PR rtl-optimization/42699
2188 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2191 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2194 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2195 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2196 SUBTARGET_WARN_UNUSED_SPEC): ... here
2197 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2199 2010-01-12 Julian Brown <julian@codesourcery.com>
2201 * config/arm/neon-schedgen.ml (Utils): Don't try to
2202 open missing module.
2203 (find_with_result): New.
2205 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2208 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2209 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2211 PR tree-optimization/42645
2212 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2213 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2214 decl_map, set processing_debug_stmt to -1 and return name without
2217 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2219 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2220 binutils version, and reword target configuration description.
2222 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2224 * config/avr/avr.h (LINKER_NAME): Remove.
2226 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2229 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2230 that support VSX, warn for -mno-altivec if vsx is not disabled,
2233 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2234 Shujing Zhao <pearly.zhao@oracle.com>
2236 PR translation/42469
2237 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2238 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2239 character between option name and help text.
2240 * c.opt (imultilib): Likewise.
2242 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2244 * lto-streamer-out.c (output_unreferenced_globals): Output static
2247 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2249 PR rtl-optimization/42621
2250 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2251 optimizing for size.
2252 (duplicate_computed_gotos): Remove now-redundant check.
2254 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2257 * configure.ac: Save and restore LDFLAGS and LIBS
2258 * configure: Regenerate.
2260 2010-01-10 Richard Guenther <rguenther@suse.de>
2263 * builtins.c (fold_builtin_strlen): Add type argument and
2264 convert the resulting length to it.
2265 (fold_builtin_1): Adjust.
2267 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2269 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2270 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2272 (num_insns_constant_wide): Adjust for that change.
2274 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2277 * web.c (union_defs): Add used argument, to combine uses of
2279 (entry_register): Adjust type and tests of used argument.
2280 (web_main): Widen used for new use. Pass it to union_defs.
2281 * df.h (union_defs): Adjust prototype.
2283 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2286 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2287 uses in new incoming argument. Free body.
2288 (reset_debug_uses_in_loop): New.
2289 (analyze_insn_to_expand_var): Call the latter if the former found
2290 anything. Fix whitespace. Reject invalid dest overlaps before
2291 going through all insns in the loop.
2293 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2296 * haifa-sched.c (dying_use_p): Debug insns don't count.
2298 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2301 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2302 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2303 (verify_gimple_call): Reject LHS in noreturn calls.
2305 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2309 * tree-vect-loop-manip.c (adjust_info): New type.
2310 (adjust_vec): New pointer to vector.
2311 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2312 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2313 (slpeel_update_phis_for_duplicate_loop): Use them.
2314 (slpeel_update_phi_nodes_for_guard1): Likewise.
2315 (slpeel_update_phi_nodes_for_guard2): Likewise.
2316 (slpeel_tree_peel_loop_to_edge): Likewise.
2317 (vect_update_ivs_after_vectorizer): Likewise.
2319 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2321 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2322 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2324 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2326 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2327 bogus uninitialized warning.
2329 2010-01-09 Richard Guenther <rguenther@suse.de>
2332 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2333 the evolution is compatible with the initial condition.
2335 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2337 * gcc.c (process_command): Update copyright notice dates.
2338 * gcov.c (print_version): Likewise.
2339 * gcov-dump.c (print_version): Likewise.
2340 * mips-tfile.c (main): Likewise.
2341 * mips-tdump.c (main): Likewise.
2343 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2346 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2348 (rotlhi3_8): Delete.
2350 (rotlsi3_8): Delete.
2351 (rotlsi3_16): Delete.
2352 (rotlsi3_24): Delete.
2354 (*rotw<mode>3): New.
2355 (*rotb<mode>3): New.
2356 * config/avr/avr.c (avr_rotate_bytes): New function.
2357 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2359 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2362 * configure.ac: Modify -rdynamic check.
2363 * configure: Regenerate.
2365 2010-01-08 DJ Delorie <dj@redhat.com>
2367 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2368 register popping order.
2370 2010-01-08 Richard Guenther <rguenther@suse.de>
2373 * c.opt (fsigned-char): Also let LTO handle this option.
2374 (funsigned-char): Likewise.
2376 2010-01-07 Richard Guenther <rguenther@suse.de>
2378 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2379 (gimple_op): Likewise.
2380 (gimple_op_ptr): Likewise.
2381 (gimple_assign_set_lhs): Remove gcc_assert.
2382 (gimple_assign_set_rhs1): Likewise.
2383 (gimple_assign_set_rhs2): Likewise.
2384 (gimple_call_set_lhs): Likewise.
2385 (gimple_call_set_fn): Likewise.
2386 (gimple_call_set_fndecl): Likewise.
2387 (gimple_call_fndecl): Likewise.
2388 (gimple_call_return_type): Likewise.
2389 (gimple_call_set_chain): Likewise.
2390 (gimple_call_num_args): Likewise.
2391 (gimple_call_set_arg): Likewise.
2392 (gimple_cond_set_code): Likewise.
2393 (gimple_cond_set_lhs): Likewise.
2394 (gimple_cond_set_rhs): Likewise.
2395 (gimple_cond_set_true_label): Likewise.
2396 (gimple_cond_set_false_label): Likewise.
2397 (gimple_label_set_label): Likewise.
2398 (gimple_goto_set_dest): Likewise.
2399 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2400 (gimple_debug_bind_get_value): Likewise.
2401 (gimple_debug_bind_get_value_ptr): Likewise.
2402 (gimple_debug_bind_set_var): Likewise.
2403 (gimple_debug_bind_set_value): Likewise.
2404 (gimple_debug_bind_reset_value): Likewise.
2405 (gimple_debug_bind_has_value_p): Likewise.
2406 (gimple_return_retval_ptr): Remove gcc_assert.
2407 (gimple_return_retval): Likewise.
2408 (gimple_return_set_retval): Likewise.
2409 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2410 (safe_referenced_var_iterator): Remove.
2411 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2412 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2413 (fill_referenced_var_vec): Remove.
2414 (first_readonly_imm_use): Remove redundant gcc_assert.
2415 (phi_arg_index_from_use): Combine gcc_asserts.
2416 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2417 (first_imm_use_stmt): Remove redundant gcc_assert.
2418 * tree-cfg.c (verify_gimple_call): Verify function and chain
2419 operands. Verify arguments.
2420 (verify_types_in_gimple_stmt): Verify condition code and labels.
2422 2010-01-07 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/42641
2425 * sese.c (rename_map_elt_info): Use the SSA name version, do
2428 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2430 PR tree-optimization/42625
2431 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2432 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2434 2010-01-07 Duncan Sands <baldrick@free.fr>
2436 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2438 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2441 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2442 note itself is not function_invariant_p.
2444 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2446 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2447 Do not add the DF_NOTE problem.
2448 * store-motion.c (execute_rtl_store_motion): Likewise.
2450 2010-01-07 Martin Jambor <mjambor@suse.cz>
2452 PR tree-optimization/42157
2453 * tree-sra.c (compare_access_positions): Stabilize sort if both
2454 accesses have integer types, return zero immediately if they are the
2457 2010-01-06 Richard Henderson <rth@redhat.com>
2460 * haifa-sched.c (add_to_note_list): Merge into ...
2461 (concat_note_lists): ... here, and ...
2462 (unlink_other_notes, rm_other_notes): Merge into...
2463 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2464 NOTE_INSN_EPILOGUE_BEG.
2466 2010-01-06 Richard Guenther <rguenther@suse.de>
2468 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2469 not inline regular functions into always-inline functions.
2471 2010-01-06 Nick Clifton <nickc@redhat.com>
2473 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2474 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2476 (OVERRIDE_OPTIONS): Delete.
2477 (OPTIMIZATION_OPTIONS): Define.
2478 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2479 * config/rx/rx.c (rx_handle_option): Issue an error message if
2480 -mcpu=rx200 and -fpu are used together.
2481 (rx_set_optimization_options): New function. Issue an error
2482 message if an optimization attribute attempts to reset the FPU/
2483 math optimization pairing.
2484 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2485 * config/rx/rx.opt: Set the default to 32-bit doubles.
2486 * config/rx/t-rx: Add multilibs for -nofpu option.
2487 * doc/invoke.texi: Update documentation of RX options.
2489 2010-01-06 Richard Guenther <rguenther@suse.de>
2491 * tree-ssa-pre.c (name_to_id): New global.
2492 (alloc_expression_id): Simplify SSA name handling.
2493 (lookup_expression_id): Likewise.
2494 (init_pre): Zero name_to_id.
2495 (fini_pre): Free it.
2497 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2499 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2501 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2504 * config/i386/sse.md (smaxv2di3): New.
2505 (umaxv2di3): Likewise.
2506 (sminv2di3): Likewise.
2507 (uminv2di3): Likewise.
2509 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2512 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2513 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2514 (legitimize_tls_address): Likewise.
2515 (sparc_tls_referenced_p): Likewise.
2516 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2517 and adjust calls to legitimize_pic_address.
2518 (legitimate_constant_p) Use sparc_tls_referenced_p.
2519 (legitimate_pic_operand_p): Likewise.
2520 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2521 (sparc_tls_symbol_ref_1): Delete.
2522 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2523 (legitimize_tls_address): Make static, handle CONST patterns.
2524 (legitimize_pic_address): Make static, remove unused parameter and
2525 adjust recursive calls.
2526 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2527 and adjust call to legitimize_pic_address.
2528 (sparc_output_mi_thunk): Likewise.
2530 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2531 H.J. Lu <hongjiu.lu@intel.com>
2534 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2535 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2536 operands to make them signed.
2539 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2543 GTU to GT for V4SI and V2DI.
2545 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2546 (umin<mode>3): Removed.
2548 (uminv4si3): Likewise.
2550 2010-01-05 Martin Jambor <mjambor@suse.cz>
2552 PR tree-optimization/42462
2553 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2554 current_function_decl to helper functions and macros.
2556 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2559 * flags.h: Don't include real.h.
2560 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2561 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2562 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2563 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2564 * dominance.c: Update copyright.
2565 * gimple.c (walk_gimple_op): Remove inline.
2566 * tree-ssa-reassoc.c: Include real.h.
2567 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2568 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2570 2010-01-05 Nick Clifton <nickc@redhat.com>
2572 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2573 register to push into the stack frame when the accumulator has to
2574 be saved during interrupts.
2576 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2578 * doc/invoke.texi: Remove the documentation about option
2580 * common.opt (Wunreachable-code): Preserved for backward
2582 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2583 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2584 the backward compatibility flag section.
2586 2010-01-05 Richard Guenther <rguenther@suse.de>
2588 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2590 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2593 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2595 PR tree-optimization/42508
2596 * tree-sra.c (convert_callers): Check for recursive call
2597 by comparing cgraph nodes instead of decls.
2598 (modify_function): Call ipa_modify_formal_parameters also
2599 on all same_body aliases.
2601 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2602 cgraph nodes when checking for same_body aliases.
2604 2010-01-05 Richard Guenther <rguenther@suse.de>
2606 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2607 allocation and lookup.
2608 (get_or_alloc_expr_for_constant): Likewise.
2609 (phi_translate): Sink allocation.
2611 2010-01-04 Richard Guenther <rguenther@suse.de>
2613 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2614 a new entry only if needed.
2615 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2616 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2618 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2620 (phi_translate): Handle CONSTANTs early.
2622 2010-01-04 Martin Jambor <mjambor@suse.cz>
2624 PR tree-optimization/42398
2625 * tree-sra.c (struct access): Removed flag grp_different_types.
2626 (dump_access): Do not dump the removed flag.
2627 (sort_and_splice_var_accesses): Do not set the removed flag.
2628 (sra_modify_expr): Check for type compatibility directly.
2630 2010-01-04 Martin Jambor <mjambor@suse.cz>
2632 PR tree-optimization/42366
2633 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2634 edges with variable number of parameters.
2635 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2636 flag instead of asserting it.
2637 (ipa_read_node_info): Read uses_analysis_done flag.
2639 2010-01-04 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2642 iterative_hash_* as intended.
2643 (vn_reference_compute_hash): Likewise. Simplify hashing
2645 (vn_reference_lookup_2): Likewise.
2646 (vn_nary_op_compute_hash): Likewise.
2647 (vn_phi_compute_hash): Likewise.
2648 (expressions_equal_p): Remove strange code.
2649 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2650 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2651 (bitmap_insert_into_set_1): Take value-id as parameter.
2652 (add_to_value): Pass it.
2653 (bitmap_insert_into_set): Likewise.
2654 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2656 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2659 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2660 (do_self_spec): For switches with SWITCH_IGNORE set set also
2661 SWITCH_IGNORE_PERMANENTLY.
2662 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2665 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2667 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2668 tree of an unreferenced global var.
2670 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2674 GTU to GT for V4SI and V2DI.
2676 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2677 (umin<mode>3): Removed.
2679 (uminv4si3): Likewise.
2681 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2684 * collect2.c (main): Turn on trace in collect2 if -v is passed
2687 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2689 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2690 description of expression operand.
2692 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2694 * configure.ac: Add install-html to target_list for Make-hooks.
2695 * configure: Regenerate.
2696 * fortran/Make-lang.in (F95_HTMLFILES): New.
2697 (fortran.html): Use it.
2698 (fortran.install-html): New.
2699 * Makefile.in (install-html): Add lang.install-html.
2700 * java/Make-lang.in (JAVA_HTMLFILES): New.
2701 (java.html): Use it.
2702 (java.install-html): New.
2703 * objc/Make-lang.in (objc.install-html): New.
2704 * objcp/Make-lang.in (obj-c++.install-html): New.
2705 * cp/Make-lang.in (c++.install-html): New.
2706 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2707 * lto/Make-lang.in (lto.install-html): New.
2709 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2712 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2714 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2716 PR rtl-optimization/41862
2717 * store-motion.c (store_killed_in_insn, compute_store_table,
2718 remove_reachable_equiv_notes, replace_store_insn,
2719 build_store_vectors): Ignore all DEBUG_INSNs.
2721 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2724 * common.opt: Add dumpdir.
2726 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2728 (option_map): Add --dumpdir.
2730 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2732 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2734 * opts.c (decode_options): Try dump_dir_name first if
2735 dump_base_name isn't an absolute path.
2736 (common_handle_option): Handle OPT_dumpdir.
2738 * toplev.c (dump_dir_name): New.
2739 (print_switch_values): Also ignore -dumpdir.
2741 * toplev.h (dump_dir_name): New.
2743 2010-01-03 Richard Guenther <rguenther@suse.de>
2745 PR tree-optimization/42589
2746 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2747 double-word expansion of bswap32.
2749 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2751 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2752 with BLOCK_FOR_INSN.
2753 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2754 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2755 noce_process_if_block): Likewise.
2756 * gcse.c (compute_local_properties, insert_expr_in_table,
2757 insert_set_in_table, canon_list_insert, find_avail_set,
2758 pre_insert_copy_insn): Likewise.
2760 * basic-block.h (BLOCK_NUM): Move from here...
2761 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2763 2010-01-03 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/42438
2766 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2767 contains_may_not_return_call flag.
2768 (BB_MAY_NOTRETURN): New.
2769 (valid_in_sets): Trapping nary operations are not valid
2770 in blocks that may not return.
2771 (insert_into_preds_of_block): Remove check for trapping expressions.
2772 (compute_avail): Compute also BB_MAY_NOTRETURN.
2774 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2776 * doc/invoke.texi: Add 2010 to copyright years.
2778 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2780 * config/sparc/sparc.c: Fix formatting nits.
2782 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2783 Alexander Monakov <amonakov@ispras.ru>
2785 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2787 2010-01-02 Richard Guenther <rguenther@suse.de>
2790 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2791 (simplify_switch_using_ranges): Mark to be removed edges
2794 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2796 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2798 * collect2.c (scan_libraries): Add missing argument in call to
2801 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2804 * config/alpha/predicates.md (aligned_memory_operand): Return false
2806 (unaligned_memory_operand): Return true for CQImode.
2807 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2808 doesn not cross aligned SImode word boundary.
2810 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2812 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2814 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2815 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2817 2010-01-02 Richard Guenther <rguenther@suse.de>
2820 * toplev.c (compile_file): Emit LTO marker properly. Change
2822 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2824 2010-01-01 Richard Guenther <rguenther@suse.de>
2827 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2829 2010-01-01 Richard Guenther <rguenther@suse.de>
2832 * c-decl.c (grokdeclarator): For zero-size arrays force
2833 structural equality checks as layout_type does.
2835 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2837 * builtins.c: Update copyright to 2010.
2839 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2842 * lto-streamer-out.c (produce_asm): Revert the last change.
2843 (copy_function): Likewise.
2845 * lto-streamer.c (lto_get_section_name): Skip any leading
2848 2010-01-01 Richard Guenther <rguenther@suse.de>
2851 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2855 Copyright (C) 2010 Free Software Foundation, Inc.
2857 Copying and distribution of this file, with or without modification,
2858 are permitted in any medium without royalty provided the copyright
2859 notice and this notice are preserved.
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