1 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5 (add_value_chain, add_value_chains, remove_value_chain,
6 remove_value_chains): Handle DEBUG_EXPRs.
7 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
10 * regcprop.c (struct queued_debug_insn_change): New type.
11 (struct value_data_entry): Add debug_insn_changes field.
12 (struct value_data): Add n_debug_insn_changes field.
13 (debug_insn_changes_pool): New variable.
14 (free_debug_insn_changes, apply_debug_insn_changes,
15 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
16 (kill_value_one_regno): Call free_debug_insn_changes if needed.
17 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
19 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
21 (copyprop_hardreg_forward_1): Don't call apply_change_group for
22 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
23 changes, call cprop_find_used_regs via note_stores.
24 (copyprop_hardreg_forward): When copying vd from predecessor
25 which has any queued DEBUG_INSN changes, make sure the pointers are
26 cleared. At the end call df_analyze and then if there are any
27 DEBUG_INSN changes queued at the end of some basic block for still
28 live registers, apply them.
29 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
31 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
33 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
36 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
38 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
39 targets. Set the default with_cpu/with_arch from arch/cpu.
40 Allow x86-64 and native for with_cpu/with_arch.
42 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
44 * ebitmap.c: Change calls to verify_popcount with calls to
45 sbitmap_verify_popcount.
46 (ebitmap_clear_bit): Fixed map->cacheindex test and
47 map>cache update when bit clearing results in an empty
50 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
53 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
54 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
55 and support both V2DF and V2DI modes.
56 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
57 support both V2DF and V2DI modes.
58 (general): Delete trailing whitespace from a few patterns.
60 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
61 V2DF/V2DI interleave high/low builtins.
63 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
66 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
67 interleave high/low functions.
69 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
71 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
72 #pragma extern_prefix.
74 2010-02-25 Jakub Jelinek <jakub@redhat.com>
77 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
78 BLKmode, assert op0 is a MEM and just adjust its mode.
81 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
82 if bitpos isn't multiple of mode's bitsize.
84 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
86 * c.opt (-ftemplate-depth=): New.
87 (-ftemplate-depth-): Deprecate.
88 * optc-gen.awk: Handle -ftemplate-depth=.
89 * opth-gen.awk: Likewise.
90 * c-opts.c (c_common_handle_option): Likewise.
91 * doc/invoke.texi (-ftemplate-depth-): Replace with
94 2010-02-24 Jason Merrill <jason@redhat.com>
96 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
98 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
100 * cfg.c (alloc_aux_for_block): Remove inline.
101 (alloc_aux_for_edge): Likewise.
103 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
107 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
109 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
110 * config/i386/sol2-gas.h: New file.
111 * config.gcc (i[34567]86-*-solaris2*): Use it.
113 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
116 * c-typeck.c (ep_convert_and_check): New.
117 (build_conditional_expr): Use it.
118 (build_binary_op): Likewise.
120 2010-02-24 Jakub Jelinek <jakub@redhat.com>
122 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
125 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
127 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
128 expr needs to have DECL_NAME set.
130 2010-02-24 Nick Clifton <nickc@redhat.com>
132 * config/mep/mep.c: Include gimple.h.
133 (mep_function_uses_sp): Delete unused function.
134 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
135 parameters. Use unsigned integers to count args. Return a
136 NULL_RTX instead of an error_mark_node. Toidy up formatting.
138 2010-02-23 Jakub Jelinek <jakub@redhat.com>
141 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
142 greater or equal to nelt instead of 2 * nelt.
143 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
146 2010-02-23 Jason Merrill <jason@redhat.com>
149 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
150 in cfun->local_decls even if they have register types.
153 * stor-layout.c (place_field): Don't warn about unnecessary
154 DECL_PACKED if the type is packed.
156 2010-02-23 Jakub Jelinek <jakub@redhat.com>
159 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
160 GOTOFF relocs, even when the base reg isn't pic pointer.
162 2010-02-23 Michael Matz <matz@suse.de>
165 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
166 (expand_gimple_basic_block): Generate and use debug temps if there
167 are debug uses left after the last real use of TERed ssa names.
168 Unlink debug immediate uses when they are expanded.
170 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
173 * config/i386/i386.c (override_options): Reorganise to provide
174 better error messages.
176 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
179 * graphite-scop-detection.c (create_single_exit_edge): Move
180 the call to find_single_exit_edge to....
181 (create_sese_edges): ...here. Don't handle multiple edges
182 exiting the function.
183 (build_graphite_scops): Don't handle multiple edges
184 exiting the function.
186 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
189 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
190 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
192 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
195 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
197 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
200 * c-typeck.c (convert_arguments): Print declaration location.
201 * c-common.c (validate_nargs): Rename as
202 builtin_function_validate_nargs.
203 (check_builtin_function_arguments): Update.
205 2010-02-22 Richard Guenther <rguenther@suse.de>
208 * tree-inline.c (declare_return_variable): Use the type of
209 the call stmt lhs if available.
211 2010-02-22 Duncan Sands <baldrick@free.fr>
213 * passes.c (register_pass): Always consider all pass lists when
214 ref_pass_instance_number is zero.
216 2010-02-22 Richard Guenther <rguenther@suse.de>
218 PR tree-optimization/42749
219 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
220 parameter. Do arithmetic in the original type.
221 (update_accumulator_with_ops): Likewise.
222 (adjust_accumulator_values): Adjust.
224 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
226 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
227 (QI to BLKmode splitter): New splitter.
229 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
231 * config/i386/i386.c (initial_ix86_tune_features): Turn on
232 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
234 2010-02-22 Richard Guenther <rguenther@suse.de>
236 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
238 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
240 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
241 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
242 ($(T)crti.o, $(T)crtn.o): Remove rules.
244 2010-02-21 Tobias Burnus <burnus@net-b.de>
247 * doc/invoke.texi (-fassociative-math): Document that this
248 option is automatically enabled for Fortran.
250 2010-02-20 David S. Miller <davem@davemloft.net>
252 * configure.ac: Test if linker and assembler properly support
253 GOTDATA_OP relocations.
254 * configure: Rebuild.
255 * config.in: Likewise.
256 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
257 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
258 (movsi_high_pic): Likewise.
259 (movdi_lo_sum_pic): Likewise.
260 (movdi_high_pic): Likewise.
261 (movsi_pic_gotdata_op): New pattern.
262 (movdi_pic_gotdata_op): Likewise.
263 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
264 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
266 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
269 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
271 (xop_mulv2div2di3_high): Ditto.
273 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
276 * c.opt (Wconversion-null): New option.
277 * doc/invoke.texi (Wconversion-null): Document.
279 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
281 * common.opt (Wlarger-than-): Add Undocumented.
283 2010-02-19 Mike Stump <mikestump@comcast.net>
285 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
287 2010-02-19 Jason Merrill <jason@redhat.com>
290 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
291 * configure: Likewise.
293 2010-02-20 Alan Modra <amodra@gmail.com>
296 * cgraph.h (cgraph_make_decl_local): Declare.
297 * cgraph.c (cgraph_make_decl_local): New function.
298 (cgraph_make_node_local): Use it.
299 * cgraphunit.c (cgraph_function_versioning): Likewise.
300 * ipa.c (function_and_variable_visibility): Likewise.
302 2010-02-19 Jakub Jelinek <jakub@redhat.com>
305 * except.c (sjlj_emit_function_enter): Don't call
306 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
308 * rtl.h (add_reg_br_prob_note): Remove prototype.
310 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
313 * c-common.c (conversion_warning): Remove widening conversions
314 before checking the conversion of integers to reals.
316 2010-02-19 Mike Stump <mikestump@comcast.net>
319 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
322 * cgraphunit.c (process_function_and_variable_attributes): Check
323 DECL_PRESERVE_P instead of looking up attribute "used".
324 * ipa-pure-const.c (check_decl): Likewise.
325 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
326 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
327 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
328 instead of attribute "used".
329 * config/sol2-c.c (solaris_pragma_init): Likewise.
330 (solaris_pragma_fini): Likewise.
332 2010-02-19 Jakub Jelinek <jakub@redhat.com>
334 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
335 Use XCNEW instead of xcalloc.
336 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
337 XNEW instead of xmalloc.
338 (get_fields): Use XNEWVEC instead of xmalloc.
341 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
343 (create_new_general_access): For debug stmts just reset value.
344 (get_stmt_accesses): For accesses within debug stmts just record them
345 using add_access_to_acc_sites instead of preventing the peeling or
346 counting them as accesses.
349 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
351 2010-02-19 Richard Guenther <rguenther@suse.de>
353 PR tree-optimization/42916
354 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
357 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
359 * configure.ac: Replace all uses of changequote in macro arguments
362 2010-02-19 Jakub Jelinek <jakub@redhat.com>
365 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
367 2010-02-19 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/42944
370 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
371 test for aliasing with errno.
373 2010-02-19 Jakub Jelinek <jakub@redhat.com>
376 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
377 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
378 * dojump.c: Include output.h.
379 (inv): New inline function.
380 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
381 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
382 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
383 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
384 argument, pass it down to other calls.
385 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
386 add REG_BR_PROB note to the conditional jump.
387 * cfgexpand.c (add_reg_br_prob_note): Removed.
388 (expand_gimple_cond): Don't call it, add the probability
389 as last argument to jumpif_1/jumpifnot_1.
390 * Makefile.in (dojump.o): Depend on output.h.
391 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
393 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
394 * stmt.c (do_jump_if_equal): Likewise.
395 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
396 * loop-unswitch.c (compare_and_jump_seq): Likewise.
397 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
399 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
400 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
402 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
404 (store_expr): Adjust jumpifnot caller.
405 (store_constructor): Adjust jumpif caller.
408 * gimplify.c (gimple_boolify): For __builtin_expect call
409 gimple_boolify also on its first argument.
411 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
413 * configure.ac (gnu-unique-object): Wrap regexps using [] in
415 (__stack_chk_fail): Ditto. Remove quadrigraphs.
416 * configure: Regenerated.
418 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
420 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
421 lang_hooks.types_compatible_p instead of comptypes.
423 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
425 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
426 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
427 if __prefer_thumb__ is defined.
429 2010-02-18 Martin Jambor <mjambor@suse.cz>
431 PR tree-optimization/43066
432 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
433 array with zero-sized element type.
435 2010-02-18 Jakub Jelinek <jakub@redhat.com>
437 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
438 rtx, allocate struct var_loc_node here and return it to the
439 caller, and only if it is actually needed.
440 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
441 move it earlier and return immediately if it returns NULL.
443 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
445 * config/sparc/gas.h: New file. Restore
446 TARGET_ASM_NAMED_SECTION to its ELF default.
447 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
449 * config/sparc/sparc.c (sparc_elf_asm_named_section):
450 Likewise. Add ATTRIBUTE_UNUSED to prototype.
451 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
454 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
456 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
458 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
460 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
461 patterns from predicated pattern.
463 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
467 for insn mnemonic suffix.
469 2010-02-17 Richard Guenther <rguenther@suse.de>
471 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
474 2010-02-17 Jakub Jelinek <jakub@redhat.com>
477 * caller-save.c (save_call_clobbered_regs): If BB ends with
478 a DEBUG_INSN, move any notes in between last real insn and the last
479 DEBUG_INSN after the last DEBUG_INSN.
481 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
483 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
484 Fix return type. Fix argument type. Explain meaning of return value.
486 2010-02-16 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/41043
489 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
490 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
492 (vrp_visit_phi_node): ... but only for loop PHI nodes.
494 2010-02-16 Ira Rosen <irar@il.ibm.com>
496 PR tree-optimization/43074
497 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
498 * tree-vect-loop.c (vect_analyze_loop_operations): Add
499 vectorizable cycles in hybrid SLP check.
500 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
502 2010-02-16 Richard Guenther <rguenther@suse.de>
504 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
505 (true_dependence): If memrefs_conflict_p computes must-alias
506 trust it. Move TBAA check after offset-based disambiguation.
507 (canon_true_dependence): Likewise.
509 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
511 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
512 * doc/invoke.texi: Document it.
513 * var-tracking.c: Include toplev.h and params.h.
514 (vt_find_locations): Return bool indicating success. Compute
515 hash sizes unconditionally. Check new parameter, report.
516 (variable_tracking_main_1): Check vt_find_locations results and
517 retry. Renamed from...
518 (variable_tracking_main): ... this. New wrapper to preserve
519 flag_var_tracking_assignments.
520 * Makefile.in (var-tracking.o): Adjust dependencies.
522 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
523 Jakub Jelinek <jakub@redhat.com>
526 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
527 if weak_import attribute is present.
528 * config/darwin.c (machopic_select_section): Likewise.
530 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
532 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
533 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
534 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
535 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
537 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
542 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
543 Rewrite text to refer to the names.
545 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
547 * config/i386/i386-builtin-types.def
548 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
549 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
550 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
551 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
552 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
553 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
554 IX86_BUILTIN_VPERMIL2PS256.
555 (MULTI_ARG_4_DF2_DI_I): Defined.
556 (MULTI_ARG_4_DF2_DI_I1): Defined.
557 (MULTI_ARG_4_SF2_SI_I): Defined.
558 (MULTI_ARG_4_SF2_SI_I1): Defined.
559 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
560 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
561 __builtin_ia32_vpermil2ps256.
562 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
563 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
564 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
565 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
566 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
567 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
568 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
569 CODE_FOR_xop_vpermil2v8sf3.
570 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
571 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
572 * config/i386/xopintrin.h (_mm_permute2_pd): New.
573 (_mm256_permute2_pd): New.
574 (_mm_permute2_ps): New.
575 (_mm256_permute2_ps): New.
577 2010-02-15 Nick Clifton <nickc@redhat.com>
579 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
580 boolean parameters. Use emit_jump_insn when emitting a pop
581 instruction containing a return insn.
582 (push): Use 'true' rather than '1' as second parameter to F.
583 (h8300_expand_prologue): Likewise.
584 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
585 (h8300_expand_epilogue): Likewise.
587 2010-02-15 Richard Guenther <rguenther@suse.de>
590 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
593 2010-02-15 Nick Clifton <nickc@redhat.com>
595 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
598 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
600 * intl.c (fake_ngettext): New function.
601 * intl.h (fake_ngettext): Declare.
602 (ngettext): Define macro.
603 * collect2.c (notice_translated): New function.
604 (main): Use notice_translated and ngettext.
605 * collect2.h (notice_translated): Declare.
607 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
609 * reorg.c (delete_computation): Comment fixes.
610 * caller-save.c (setup_save_areas): Idem.
611 * sel-sched-dump.c (dump_lv_set): Idem.
614 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
616 * config/s390/s390.c (s390_sched_init): New function.
617 (TARGET_SCHED_INIT): Target hook defined.
619 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
620 Jack Howarth <howarth@bromo.med.uc.edu>
621 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
624 Partial revert of unintended change in fix for PR41605.
625 * config/darwin.h: Fix typo.
626 * config/darwin9.h: Same.
628 2010-02-11 Jakub Jelinek <jakub@redhat.com>
630 * c-pch.c (pch_init): Clear v.
632 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
635 * graphite-scop-detection.c (graphite_can_represent_scev): Call
636 graphite_can_represent_init for MULT_EXPR.
638 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
642 * graphite-sese-to-poly.c (remove_phi): New.
643 (translate_scalar_reduction_to_array): Call remove_phi.
645 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
648 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
649 * graphite-clast-to-gimple.h (gloog): Update declaration.
650 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
651 * graphite-poly.h (struct poly_bb): Add missing comments.
652 (struct scop): Add poly_scop_p field.
654 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
655 * graphite.c (graphite_transform_loops): Build the polyhedral
656 representation for each scop before code generation.
657 * sese.c (rename_variables_in_operand): Removed.
658 (rename_variables_in_expr): Return the renamed expression.
659 (rename_sese_parameters): New.
660 * sese.h (rename_sese_parameters): Declared.
662 2010-02-11 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/42998
665 * tree-ssa-pre.c (create_expression_by_pieces): Treat
666 POINTER_PLUS_EXPR properly.
668 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
669 Changpeng Fang <changpeng.fang@amd.com>
672 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
673 the cost of an IV candidate when the IV is used in a test against zero.
675 * gcc.dg/tree-ssa/ivopts-3.c: New.
677 2010-02-11 Richard Guenther <rguenther@suse.de>
680 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
681 pointer-vs-decl case by swapping refs. Handle some cases
682 of pointer-vs-decl disambiguations more conservatively.
683 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
684 to false after expanding.
686 2010-02-11 Richard Guenther <rguenther@suse.de>
689 * gcc.c (process_command): Handle LTO file@offset case more
692 2010-02-11 Jakub Jelinek <jakub@redhat.com>
694 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
695 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
697 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
699 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
700 if MEM's mode size isn't DWARF2_ADDR_SIZE.
701 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
702 Optimize eq/ne comparisons when both arguments are known to be
704 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
705 Don't mask operands unnecessarily if they are known to be already
708 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
710 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
713 2010-02-10 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/43017
716 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
717 for wrapping signed arithmetic.
719 2010-02-10 Jakub Jelinek <jakub@redhat.com>
722 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
723 if no debug info should be emitted for it.
725 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
727 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
728 note when flag_exceptions is set.
730 2010-02-10 Duncan Sands <baldrick@free.fr>
732 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
734 2010-02-10 Richard Guenther <rguenther@suse.de>
737 * tree.c (get_unwidened): Handle constants.
738 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
740 2010-02-10 Martin Jambor <mjambor@suse.cz>
743 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
744 check for variable argument counts independently.
746 2010-02-10 Christian Bruel <christian.bruel@st.com>
749 * config/sh/sh.c (find_barrier): Increase length for non delayed
750 conditional branches.
752 2010-02-10 Christian Bruel <christian.bruel@st.com>
754 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
756 2010-02-10 Jakub Jelinek <jakub@redhat.com>
758 * builtins.c (set_builtin_user_assembler_name): Also handle
759 ffs if int is smaller than word.
761 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
764 * ira-conflicts.c (get_dup): Remove.
765 (process_reg_shuffles): Add new parameter. Use it as an
766 additional guard for copy generation.
767 (add_insn_allocno_copies): Rewrite.
769 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
771 * common.opt (fsched2-use-traces): Preserved for backward
773 * doc/invoke.texi: Remove the documentation about option
775 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
776 flag_sched2_use_traces.
777 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
778 the backward compatibility flag section.
780 2010-02-09 Richard Guenther <rguenther@suse.de>
782 PR tree-optimization/43008
783 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
784 make HEAP variables initialized from global memory if they
785 are not known builtin functions.
786 (find_func_aliases): Adjust.
788 2010-02-09 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/43000
791 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
794 2010-02-08 Jakub Jelinek <jakub@redhat.com>
796 PR tree-optimization/42931
797 * tree-loop-linear.c (try_interchange_loops): Don't call
798 double_int_mul if estimated_loop_iterations failed.
800 2010-02-08 Martin Jambor <mjambor@suse.cz>
803 * tree-sra.c (build_accesses_from_assign): Do not mark in
804 should_scalarize_away_bitmap if stmt has volatile ops.
805 (sra_modify_assign): Do not process assigns piecemeal if if stmt
808 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
810 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
812 2010-02-07 Adam Nemet <adambnmet@gmail.com>
814 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
817 2010-02-07 Andrew Pinski <pinskia@gmail.com>
820 * df-core.c (df_finish_pass): Change type of saved_flags to int.
822 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
825 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
826 to unknown_dependence.
827 (graphite_legal_transform_dr): Handle the unknown_dependence.
828 (graphite_carried_dependence_level_k): Same.
830 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
832 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
834 2010-02-07 Richard Guenther <rguenther@suse.de>
837 * expr.c (get_inner_reference): Always initialize *pbitsize.
839 2010-02-07 Richard Guenther <rguenther@suse.de>
842 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
843 new ARRAY_REFs on variable size element or minimal index arrays.
845 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
846 gimple_fold_indirect_ref.
848 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
851 * arm.c (arm_override_options): Just return if the user has specified
854 2010-02-03 Jason Merrill <jason@redhat.com>
857 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
858 i386_pe_maybe_record_exported_symbol.
860 2010-02-05 Steve Ellcey <sje@cup.hp.com>
863 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
864 (pa_delegitimize_address): New function.
866 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
868 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
869 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
871 2010-02-05 Richard Guenther <rguenther@suse.de>
874 * lto-streamer-in.c (get_resolution): Deal with references
875 to undefined functions.
877 2010-02-05 Richard Guenther <rguenther@suse.de>
879 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
880 (fold_const_aggregate_ref): Likewise.
881 (ccp_fold_stmt): Substitute loads.
882 (maybe_fold_reference): Verify types before substituting.
884 (fold_gimple_assign): Unshare properly.
885 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
887 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
889 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
890 for rs6000_gen_cell_microcode.
892 2010-02-04 Richard Guenther <rguenther@suse.de>
894 PR rtl-optimization/42952
895 * dse.c (const_or_frame_p): Remove MEM handling.
897 2010-02-04 Nick Clifton <nickc@redhat.com>
899 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
900 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
901 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
902 (mn10300_asm_output_mi_thunk): New function.
903 (mn10300_can_output_mu_thunk): New function.
904 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
905 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
906 (FUNCTION_ARG): Delete incorrect comment.
908 2010-02-03 Jason Merrill <jason@redhat.com>
911 * fold-const.c (operand_equal_p): Handle erroneous types.
913 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
915 * config/h8300/h8300.md (can_delay): Fix attibute condition.
917 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
919 PR rtl-optimization/42941
920 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
923 2010-02-03 Jason Merrill <jason@redhat.com>
926 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
928 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
931 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
933 (cselib_reset_table): Renamed from...
934 (cselib_reset_table_with_next_value): ... this.
935 (cselib_get_next_uid): Renamed from...
936 (cselib_get_next_unknown_value): ... this.
937 * cselib.c (next_uid): Renamed from...
938 (next_unknown_value): ... this.
939 (cselib_clear_table): Adjust.
940 (cselib_reset_table): Adjust. Renamed from...
941 (cselib_reset_table_with_next_value): ... this.
942 (cselib_get_next_uid): Adjust. Renamed from...
943 (cselib_get_next_unknown_value): ... this.
944 (get_value_hash): Use hash.
945 (cselib_hash_rtx): Likewise.
946 (new_cselib_val): Adjust. Set and dump uid.
947 (cselib_lookup_mem): Pass next_uid as hash.
948 (cselib_subst_to_values): Likewise.
949 (cselib_log_lookup): Dump uid.
950 (cselib_lookup): Pass next_uid as hash. Adjust.
951 (cselib_process_insn): Adjust.
952 (cselib_init): Initialize next_uid.
953 (cselib_finish): Adjust.
954 (dump_cselib_table): Likewise.
955 * dse.c (canon_address): Dump value uid.
956 * print-rtl.c (print_rtx): Print value uid.
957 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
959 (dv_uid): New function, sort of renamed from...
960 (dv_htab_hash): ... this, reimplemented in terms of it and...
961 (dv_uid2hash): ... this. New.
962 (variable_htab_eq): Drop excess assertions.
963 (tie_break_pointers): Removed.
964 (canon_value_cmp): Compare uids.
965 (variable_post_merge_New_vals): Print uids.
966 (vt_add_function_parameters): Adjust.
967 (vt_initialize): Reset table. Adjust.
969 2010-02-03 Richard Guenther <rguenther@suse.de>
971 PR tree-optimization/42944
972 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
973 (call_may_clobber_ref_p_1): Likewise. Properly handle
974 malloc and calloc clobbering errno.
976 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
978 * doc/invoke.texi: Fix name of sched1 dump.
980 * opts.c (decode_options): Set flag_tree_switch_conversion
981 only conditionally on optimize >= 2.
983 * gcse.c: Assorted comment fixes in pass description.
985 2010-02-03 Anthony Green <green@moxielogic.com>
987 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
988 nop padding in order to maintain alignment of storage location of
989 target function address.
990 (moxie_trampoline_init): Store target function address at newly
992 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
994 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
996 2010-02-03 Richard Guenther <rguenther@suse.de>
999 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1001 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1003 * config.gcc: Reenable check for obsolete targets.
1004 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1005 mips-sgi-irix6.[0-4]*.
1007 2010-02-02 Nick Clifton <nickc@redhat.com>
1009 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1010 constant size of 4 as being the same as 0.
1011 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1012 can take values in the range 0..4.
1014 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1017 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1018 as _darwin10_Unwind_FindEnclosingFunction().
1019 * libgcc-libsystem.ver: New.
1021 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1024 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1025 implicitly set registers.
1027 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1029 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1030 (arm_override_options): Allow automatic selection of the thread
1031 pointer register if thumb2.
1032 (legitimize_pic_address): Improve code sequences for Thumb2.
1033 (arm_call_tls_get_addr): Likewise.
1034 (legitimize_tls_address): Likewise.
1035 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1036 (pic_load_addr_32bit): ... this. New named pattern.
1037 * thumb2.md (pic_load_addr_thumb2): Delete.
1038 (pic_load_dot_plus_four): Delete.
1039 (tls_load_dot_plus_four): New named pattern.
1041 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1044 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1045 Document fix for TLS bug.
1047 2010-01-31 Richard Guenther <rguenther@suse.de>
1049 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1050 conservatively correct.
1052 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1056 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1058 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1060 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1062 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1064 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1066 * config.gcc: Adjust order of makefile fragments for mingw targets.
1068 2010-01-31 Richard Guenther <rguenther@suse.de>
1071 * gimplify.c (gimplify_init_constructor): For volatile LHS
1072 initialize a temporary.
1074 2010-01-31 Matthias Klose <doko@ubuntu.com>
1076 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1078 * configure: Regenerate.
1080 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1082 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1083 the same alias set and their sizes different constantness.
1084 (aliasing_component_refs_p): Revert 2009-10-24 change.
1086 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1088 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1091 2010-01-29 Richard Guenther <rguenther@suse.de>
1093 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1094 Assert we successfully updated the call.
1096 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1098 PR rtl-optimization/42889
1099 * df.h (df_set_bb_dirty_nonlr): New prototype.
1100 * df-core.c (df_set_bb_dirty_nonlr): New function.
1101 * df-scan.c (df_insn_rescan): Call it instead of
1102 df_set_bb_dirty for DEBUG_INSNs.
1104 2010-01-29 Richard Guenther <rguenther@suse.de>
1107 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1108 quadratic behavior in most cases.
1110 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1113 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1114 in the call to gen_x86_movsicc_0_m1.
1116 2010-01-28 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/42871
1119 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1121 2010-01-28 Richard Guenther <rguenther@suse.de>
1123 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1124 into call arguments.
1126 2010-01-28 Richard Guenther <rguenther@suse.de>
1129 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1130 the forwarder if the destination is an EH landing pad.
1132 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1134 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1135 block list passed to gimple_duplicate_sese_tail.
1136 (parallelize_loops): Avoid parallelization when the function
1138 Avoid parallelization when the preheader is IRREDUCIBLE.
1139 Try to optimize when estimated_loop_iterations_int is unresolved.
1140 Add the loop's location to the dump file.
1141 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1142 (gimple_duplicate_sese_tail): Remove the check for the latch.
1143 Redirect nexits to the exit block.
1144 Remove handling of the incoming edges to the latch.
1145 Redirect the backedge from the copied latch to the exit bb.
1147 2010-01-28 Michael Matz <matz@suse.de>
1150 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1151 Wrap force_reg into a sequence, emit it before user.
1153 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1155 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1157 (arm_legacy_rev): Likewise.
1158 (thumb_legacy_rev): Likewise.
1160 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1162 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1163 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1164 on MEM's address failed, try avoid_constant_pool_reference and
1165 recurse if it returned something different.
1166 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1167 address, try avoid_constant_pool_reference and recurse if it
1168 returned something different.
1169 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1170 address and avoid_constant_pool_reference returned something
1171 different, don't set have_address.
1173 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1176 * var-tracking.c (val_store): Add modified argument, obey it.
1178 (count_uses): Move down logging of main.
1179 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1180 don't need resolution.
1181 (emit_notes_in_bb): Likewise.
1183 2010-01-27 Richard Guenther <rguenther@suse.de>
1186 * tree-inline.c (remap_decl): Delay remapping of SSA name
1187 default definitions until we need them.
1189 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1191 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1192 (rs6000_delegitimize_address): New function.
1194 * config/s390/s390.c (s390_delegitimize_address): Call
1195 delegitimize_mem_from_attrs.
1198 * tree-inline.c (cannot_copy_type_1): Removed.
1199 (copy_forbidden): Don't forbid copying of functions containing
1200 records/unions with variable length fields.
1202 2010-01-27 Christian Bruel <christian.bruel@st.com>
1206 * config/sh/sh.c (find_barrier): Increase length for non delayed
1207 conditional branches.
1209 2010-01-27 Matthias Klose <doko@ubuntu.com>
1211 * configure.ac (gnu-unique-object): Fix ldd version check.
1212 * configure: Regenerate.
1214 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1216 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1218 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1219 Test for HAVE_GNU_AS value.
1221 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1223 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1224 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1225 INT64_TYPE): Define.
1226 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1227 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1228 INT_LEAST64_TYPE): Define.
1229 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1230 UINT_LEAST64_TYPE): Define.
1231 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1232 INT_FAST64_TYPE): Define.
1233 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1234 UINT_FAST64_TYPE): Define.
1235 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1236 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1237 (SIG_ATOMIC_TYPE): Define.
1239 2010-01-26 Richard Guenther <rguenther@suse.de>
1241 * df-scan.c (df_scan_set_bb_info): Remove assert.
1242 (df_insn_rescan_debug_internal): Merge asserts.
1243 (df_install_ref): Likewise.
1244 (df_mark_reg): Use bitmap_set_range.
1245 (df_hard_reg_used_p): Remove assert.
1246 (df_hard_reg_used_count): Likewise.
1248 2010-01-26 Richard Guenther <rguenther@suse.de>
1250 PR rtl-optimization/42685
1251 * web.c (web_main): Ignore DEBUG_INSNs.
1253 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1255 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1257 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1258 Fix types of fndecl and arglist parameters.
1260 2010-01-26 Richard Guenther <rguenther@suse.de>
1263 * tree-eh.c (unsplit_eh): Skip debug insns.
1265 2010-01-26 Richard Guenther <rguenther@suse.de>
1267 PR tree-optimization/42250
1268 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1270 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1273 * omp-low.c (expand_omp_sections): Only use single_pred if
1274 l2_bb is single_pred_p.
1276 2010-01-25 Christian Bruel <christian.bruel@st.com>
1279 * config/sh/sh.c (find_barrier): Increase length for non delayed
1280 conditional branches.
1281 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1283 2010-01-24 David S. Miller <davem@davemloft.net>
1285 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1286 define if not using GAS.
1287 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1288 Likewise. Delete SECTION_MERGE code, which is only applicable
1291 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1294 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1295 mangling of va_list in system headers.
1297 2010-01-23 Toon Moene <toon@moene.org>
1299 * tree-predcom.c (combine_chains): Return NULL, not false.
1301 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1303 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1304 initialization of variable res to agree with return type.
1306 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1308 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1309 * tree-sra.c: Add include of expr.h.
1311 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1313 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1314 insert the debug stmt on the single non-EH edge from the stmt.
1316 2010-01-22 Richard Henderson <rth@redhat.com>
1319 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1320 the RHS until after generate_subtree_copies has insertted its
1321 code before the current statement.
1323 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1325 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1327 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1329 2010-01-21 Martin Jambor <mjambor@suse.cz>
1331 PR tree-optimization/42585
1332 * tree-sra.c (struct access): New field grp_total_scalarization.
1333 (dump_access): Dump the new field.
1334 (should_scalarize_away_bitmap): New variable.
1335 (cannot_scalarize_away_bitmap): Likewise.
1336 (sra_initialize): Allocate new bitmaps.
1337 (sra_deinitialize): Free new bitmaps.
1338 (create_access_1): New function.
1339 (create_access): Parts moved to create_access_1.
1340 (type_consists_of_records_p): New function.
1341 (completely_scalarize_record): Likewise.
1342 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1343 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1344 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1346 (analyze_all_variable_accesses): Completely scalarize small eligible
1349 2010-01-21 Martin Jambor <mjambor@suse.cz>
1351 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1353 2010-01-21 Andrew Haley <aph@redhat.com>
1355 * gcc.c (process_command): Move lang_specific_driver before
1356 setting cc_libexec_prefix.
1358 2010-01-21 Richard Guenther <rguenther@suse.de>
1361 * fold-const.c (negate_expr_p): Pretend only negative
1362 real constants are easily negatable.
1364 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1365 Jason Merrill <jason@redhat.com>
1367 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1368 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1369 * calls.c (initialize argument_information): Handle it.
1370 * c-common.c (handle_transparent_union_attribute): Use new name.
1371 * c-decl.c (finish_struct): Ditto.
1372 * c-typeck.c (type_lists_compatible_p): Ditto.
1373 (convert_for_assignment): Use new name and also handle record.
1374 * function.c (aggregate_value_p): Handle it.
1375 (pass_by_reference): Ditto.
1376 (assign_parm_data_types): Ditto.
1377 * print-tree.c (print_node): Ditto.
1378 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1379 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1380 * tree.c (first_field): New fn.
1382 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1385 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1386 even when linking statically, for now.
1388 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1391 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1392 without a cselib val.
1393 (count_uses): Accept MO_VAL_SET with no val on stores.
1394 (add_stores): Likewise.
1396 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1398 * var-tracking.c (check_value_val): Add a compile time assertion.
1399 (dv_is_decl_p): Simplify.
1400 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1401 gcc_assert if ENABLE_CHECKING.
1403 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1406 * var-tracking.c: Include tree-flow.h.
1407 (mem_dies_at_call): New.
1408 (dataflow_set_preserve_mem_locs): Use it.
1409 (dataflow_set_remove_mem_locs): Likewise.
1410 (dump_var): Renamed from dump_variable. Adjust all callers.
1411 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1412 * Makefile.in (var-tracking.o): Adjust deps.
1414 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1416 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1418 2010-01-20 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/42717
1421 * tree-ssa-dce.c (get_live_post_dom): Remove.
1422 (forward_edge_to_pdom): Take an arbitrary edge to copy
1423 degenerate PHI args from.
1424 (remove_dead_stmt): Use the first post-dominator even if it
1425 does not contain live statements as redirection destination.
1427 2010-01-20 Richard Guenther <rguenther@suse.de>
1429 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1431 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1433 * sel-sched.c (create_speculation_check): Remove set but not used
1435 (try_transformation_cache): Remove set but not used variable ds.
1436 (calculate_privileged_insns): Remove set but not used variables
1437 cur_insn and min_spec_insn.
1438 (find_best_expr): Remove set but not used variable avail_n.
1439 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1441 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1443 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1444 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1447 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1450 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1451 cpu types. Add support for *-sse3 cpu types.
1452 (x86_64-*-*): Ditto.
1454 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1457 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1458 argument, call initializer_constant_valid_p_1 instead of
1459 initializer_constant_valid_p, pass CACHE to it, return NULL
1460 immediately if first call returns NULL.
1461 (initializer_constant_valid_p_1): New function.
1462 (initializer_constant_valid_p): Use it.
1464 2010-01-20 Thomas Quinot <quinot@adacore.com>
1466 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1468 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1470 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1471 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1472 (loc_list_from_tree): Don't handle unsigned division. Handle
1473 signed modulo using DW_OP_{over,over,div,mul,minus}.
1474 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1475 modulo instead of signed.
1477 2010-01-20 DJ Delorie <dj@redhat.com>
1479 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1481 (h8300_emit_stack_adjustment): Propogate it.
1483 (h8300_expand_prologue): Likewise.
1484 (h8300_expand_epilogue): Likewise.
1486 2010-01-19 Michael Matz <matz@suse.de>
1488 PR tree-optimization/41783
1489 * tree-data-ref.c (toplevel): Include flags.h.
1490 (dump_data_dependence_relation): Also dump the inputs if the
1491 result will be unknown.
1492 (split_constant_offset_1): Look through some conversions.
1493 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1494 the offset from last element is too large.
1495 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1496 (reassociate_to_the_same_stmt): Handle vector registers.
1497 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1499 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1500 wide_prolog_niters argument, emit widening instructions.
1501 (vect_do_peeling_for_alignment): Adjust caller, use widened
1502 variant of the iteration cound.
1503 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1505 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1508 * config/arm/neon-testgen.m (emit_automatics): New parameter
1509 features. Adjust for Fixed_return_reg feature.
1510 (test_intrinsic): Call emit_automatics with new feature.
1511 * config/arm/neon.ml: Update copyright years.
1512 (features): New Fixed_return_reg feature.
1513 (ops): Update feature for Vget_low.
1515 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1517 PR tree-optimization/42719
1518 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1522 * fwprop.c (all_uses_available_at): Return false if def_set dest
1523 is a REG that is used in def_insn.
1525 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1527 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1529 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1532 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1534 * target.h (struct gcc_target) <secondary_reload>: Change type
1535 of last argument to secondary_reload_info *.
1537 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1540 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1541 memory references with unaligned offsets. Remove CQImode handling.
1542 (unaligned_memory_operand): Return 1 for memory references with
1543 unaligned offsets. Remove CQImode handling.
1545 2010-01-18 Richard Guenther <rguenther@suse.de>
1548 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1551 2010-01-18 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/42781
1554 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1555 restrict processing only if the original variable was artificial.
1557 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1559 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1560 find number of popped argument bytes.
1562 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1563 Fix the text that describes the return value for invalid insns.
1565 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1567 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1568 Clarify what 'cost of the -dependence' is. Fix quoting.
1570 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1571 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1573 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1575 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1576 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1578 2010-01-17 Richard Guenther <rguenther@suse.de>
1581 * function.c (split_complex_args): Take a VEC to modify.
1582 (assign_parms_augmented_arg_list): Build a VEC instead of
1583 a chain of PARM_DECLs.
1584 (assign_parms_unsplit_complex): Take a VEC of arguments.
1585 Do not fixup unmodified parms.
1586 (assign_parms): Deal with the VEC.
1587 (gimplify_parameters): Likewise.
1589 2010-01-17 Richard Guenther <rguenther@suse.de>
1591 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1592 node existence check.
1593 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1594 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1595 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1596 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1597 (gimple_execute_on_growing_pred): Likewise.
1599 2010-01-17 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/42773
1602 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1603 (compute_antic_aux): Likewise.
1604 (compute_partial_antic_aux): Likewise.
1606 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1609 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1612 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1614 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1617 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1618 Fix markup for strict argument.
1620 (TARGET_SCHED_REORDER2): Fix argument types.
1622 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1623 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1625 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1626 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1628 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1631 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1632 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1633 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1634 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1635 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1637 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1639 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1641 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1642 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1644 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1646 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1649 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1651 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1652 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1654 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1656 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1658 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1659 referring to it. Fix language.
1661 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1663 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1665 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1667 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1669 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1670 '@var{stream}. Remove stray 'and'.
1672 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1674 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1676 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1678 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1679 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1681 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1682 Fix description of return value.
1683 Rename argument "sz" to "len."
1685 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1686 Clarify meaning of 'true' return value.
1688 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1690 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1691 rep_mode versus mode_rep.
1693 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1695 (TARGET_BUILTIN_DECL): Fix name.
1697 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1699 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1701 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1703 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1705 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1707 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1710 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1711 Rename argument tm_fn to md_fn.
1713 (TARGET_OPTION_PRINT): Fix argument list.
1715 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1718 * config/i386/i386.c (ix86_fixup_binary_operands):
1719 Revert FMA4 fixup of operands.
1721 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1724 * Makefile.in (write_entries_to_file, install-plugin):
1725 Use \012 instead of \n with tr.
1727 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1729 * configure.ac (HAVE_AS_REF): New C macro.
1730 * configure: Regenerate.
1731 * config.in: Likewise.
1732 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1734 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1737 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1739 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1741 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1743 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1745 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1747 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1749 (TARGET_BINDS_LOCAL_P): Fix argument type.
1751 (TARGET_ASM_FILE_END): Use prototype.
1753 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1755 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1757 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1759 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1761 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1762 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1764 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1765 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1767 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1768 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1769 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1770 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1772 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1774 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1776 (TARGET_INIT_BUILTINS): Use prototype.
1778 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1779 Put 'const char *' in braces. Fix parameter types.
1780 (TARGET_INVALID_CONVERSION): Fix parameter types.
1781 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1782 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1784 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1787 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1789 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1791 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1793 * doc/tm.texi (TARGET_HELP): Fix return type.
1795 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1796 in braces. Fix argument types.
1798 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1800 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1802 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1804 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1805 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1807 (TARGET_MANGLE_TYPE): Fix argument types.
1809 (TARGET_IRA_COVER_CLASSES): Use prototype.
1811 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1813 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1815 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1817 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1819 (TARGET_CALLEE_COPIES): Fix argument types.
1821 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1823 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1825 (TARGET_FUNCTION_VALUE): Fix argument types.
1827 (TARGET_RETURN_IN_MSB): Fix argument type.
1829 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1831 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1833 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1835 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1836 agree with return type.
1838 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1840 2010-01-15 Jing Yu <jingyu@google.com>
1842 PR rtl-optimization/42691
1843 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1844 a pseudo to a constant and are merged, and adjust comments.
1846 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1848 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1850 2010-01-15 Richard Guenther <rguenther@suse.de>
1853 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1854 labels of computed or non-local gotos to the destination.
1855 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1856 landing pad label is the first label.
1858 2010-01-15 Richard Guenther <rguenther@suse.de>
1860 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1862 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1865 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1866 to allow generation of the xssqrtdp instruction on power7.
1867 (sqrtdf2_fpr): Ditto.
1869 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1872 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1873 functions with noreturn attribute.
1876 * varasm.c (declare_weak): Add weak attribute to decl if it
1877 doesn't have one already.
1878 (assemble_external): Only add decls to weak_decls if they also
1879 have weak attribute.
1881 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1883 * var-tracking.c (var_reg_delete): Don't delete the association
1884 between REGs and values or one-part variables if the register
1887 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1890 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1891 because its first operand is a non-localized variable.
1893 2010-01-14 Martin Jambor <mjambor@suse.cz>
1895 PR tree-optimization/42706
1896 * tree-sra.c (encountered_recursive_call): New variable.
1897 (encountered_unchangable_recursive_call): Likewise.
1898 (sra_initialize): Initialize both new variables.
1899 (callsite_has_enough_arguments_p): New function.
1900 (scan_function): Call decl and flags check only for IPA-SRA, check
1901 whether there is a recursive call and whether it has enough arguments.
1902 (all_callers_have_enough_arguments_p): New function.
1903 (convert_callers): Look for recursive calls only when
1904 encountered_recursive_call is set.
1905 (ipa_early_sra): Bail out either if
1906 !all_callers_have_enough_arguments_p or
1907 encountered_unchangable_recursive_call.
1909 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1911 * sel-sched.c: Add 2010 to copyright years.
1912 * sel-sched-ir.c: Likewise.
1913 * sel-sched-ir.h: Likewise.
1915 2010-01-14 Martin Jambor <mjambor@suse.cz>
1917 PR tree-optimization/42714
1918 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1919 constructors specially.
1921 2010-01-14 Andi Kleen <ak@linux.intel.com>
1923 * config/i386/drivers-i386.c (detect_caches_intel):
1924 Add l2sizekb parameter and fill in.
1925 (host_detect_local_cpu): Add l2sizekb, fill in.
1926 Add Atom small cache heuristic.
1928 2010-01-14 Andi Kleen <ak@linux.intel.com>
1930 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1931 Add level3 parameter and fill in.
1932 (detect_caches_intel): Handle level3 cache.
1934 2010-01-14 Andi Kleen <ak@linux.intel.com>
1936 * config/i386/drivers-i386.c (host_detect_local_cpu):
1937 Fix core duo detection.
1939 2010-01-14 Andi Kleen <ak@linux.intel.com>
1941 * config/i386/drivers-i386.c (host_detect_local_cpu):
1944 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1946 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1947 (rs6000_variable_issue_1): this. Use...
1948 (rs6000_variable_issue): here. Reimplement. Print debug info.
1950 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1952 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1953 sel_restore_notes. Update all callers. Call reemit_notes
1956 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1958 PR rtl-optimization/42246
1959 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1962 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1964 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1965 all successors is the same as number of successors in current region.
1967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1969 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1970 to rename is not separable. Otherwise check that its LHS is not NULL.
1972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1974 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1976 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1978 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1979 available registers when failed to discover LHS register class.
1980 Fix indentation. Update comment.
1982 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1983 Alexander Monakov <amonakov@ispras.ru>
1985 PR rtl-optimization/42389
1986 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1988 (advance_state_on_fence): Likewise.
1989 (sel_target_adjust_priority): Print debug output only when
1990 sched_verbose >= 4, not 2.
1991 (get_expr_cost): Do not issue all unique insns on the next cycle.
1992 (fill_insns): Initialize can_issue_more from the value saved
1994 * sel-sched-ir.c (flist_add): New parameter issue_more.
1995 Init FENCE_ISSUE_MORE with it.
1996 (merge_fences): Likewise.
1997 (init_fences): Update call to flist_add.
1998 (add_to_fences, add_clean_fence_to_fences)
1999 (add_dirty_fence_to_fences): Likewise.
2000 (move_fence_to_fences): Update call to merge_fences.
2001 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2003 * sel-sched-ir.h (struct _fence): New field issue_more.
2004 (FENCE_ISSUE_MORE): New accessor macro.
2006 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2008 PR rtl-optimization/42388
2009 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2010 that have no predecessors nor successors. Do not call move_bb_info
2011 for empty blocks outside of current region.
2013 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2015 PR rtl-optimization/42294
2016 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2017 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2018 originators' originators.
2020 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2022 PR rtl-optimization/39453
2023 PR rtl-optimization/42246
2024 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2026 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2028 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2029 Alexander Monakov <amonakov@ispras.ru>
2032 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2033 (maybe_tidy_empty_bb): ... here. Make static. Add new
2034 argument. Update all callers.
2035 (tidy_control_flow): ... and here. Recompute topological order
2036 of basic blocks in region if necessary.
2037 (sel_redirect_edge_and_branch): Change return type. Return true
2038 if topological order might have been invalidated.
2039 (purge_empty_blocks): Export and move from...
2040 * sel-sched.c (purge_empty_blocks): ... here.
2041 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2042 (maybe_tidy_empty_bb): Delete prototype.
2043 (purge_empty_blocks): Declare.
2045 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2047 PR rtl-optimization/42249
2048 * sel-sched.c (try_replace_dest_reg): When chosen register
2049 and original register is the same, do not bail out early, but
2050 still check all original insns for validity of replacing destination
2051 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2054 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2057 Port from no-undefined-overflow branch:
2058 2009-03-09 Richard Guenther <rguenther@suse.de>
2060 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2062 2010-01-14 Richard Guenther <rguenther@suse.de>
2065 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2067 2010-01-14 Ira Rosen <irar@il.ibm.com>
2069 PR tree-optimization/42709
2070 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2071 as scalar type in creation of constant vector operand.
2073 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2076 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2077 (check-parallel-%): Match `testsuite' directory component only
2080 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2082 PR translation/39521
2083 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2086 2010-01-13 Richard Guenther <rguenther@suse.de>
2088 PR tree-optimization/42730
2089 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2092 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2095 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2096 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2099 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2101 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2102 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2103 ___umulsi3_highpart.
2105 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2106 rather than schedule_insns if the pass is enabled.
2108 2010-01-13 Martin Jambor <mjambor@suse.cz>
2110 PR tree-optimization/42704
2111 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2114 2010-01-13 Martin Jambor <mjambor@suse.cz>
2116 PR tree-optimization/42703
2117 * tree-sra.c (analyze_access_subtree): Check that we can build a
2118 reference to the original data within the aggregate.
2120 2010-01-13 Richard Guenther <rguenther@suse.de>
2122 PR tree-optimization/42705
2123 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2125 2010-01-13 Richard Guenther <rguenther@suse.de>
2128 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2130 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2133 * var-tracking.c (values_to_unmark): New variable.
2134 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2135 values_to_unmark vector. Moved body to...
2136 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2137 instead queue it into values_to_unmark vector.
2138 (vt_find_locations): Free values_to_unmark vector.
2140 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2142 * config/s390/s390.c (override_options): Set
2143 default of max-pending-list-length to 256
2145 2010-01-13 Richard Guenther <rguenther@suse.de>
2148 * tree-pass.h (PROP_gimple_lcx): New.
2149 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2150 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2151 before the final cleanup_eh.
2152 (dump_properties): Dump PROP_gimple_lcx.
2153 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2154 (tree_lower_complex_O0): Remove.
2155 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2156 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2157 tree_lower_complex, schedule TODO_update_ssa.
2158 * lto-streamer-out.c (output_function): Stream the functions
2160 * lto-streamer-in.c (input_function): Likewise.
2161 (lto_read_body): Do not override them here.
2163 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2166 * c-typeck.c (build_c_cast): Fold value cast to union type before
2167 wrapping it in a CONSTRUCTOR.
2169 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2171 PR rtl-optimization/42699
2172 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2175 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2177 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2178 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2179 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2180 SUBTARGET_WARN_UNUSED_SPEC): ... here
2181 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2183 2010-01-12 Julian Brown <julian@codesourcery.com>
2185 * config/arm/neon-schedgen.ml (Utils): Don't try to
2186 open missing module.
2187 (find_with_result): New.
2189 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2192 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2193 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2195 PR tree-optimization/42645
2196 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2197 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2198 decl_map, set processing_debug_stmt to -1 and return name without
2201 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2203 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2204 binutils version, and reword target configuration description.
2206 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2208 * config/avr/avr.h (LINKER_NAME): Remove.
2210 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2213 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2214 that support VSX, warn for -mno-altivec if vsx is not disabled,
2217 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2218 Shujing Zhao <pearly.zhao@oracle.com>
2220 PR translation/42469
2221 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2222 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2223 character between option name and help text.
2224 * c.opt (imultilib): Likewise.
2226 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2228 * lto-streamer-out.c (output_unreferenced_globals): Output static
2231 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2233 PR rtl-optimization/42621
2234 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2235 optimizing for size.
2236 (duplicate_computed_gotos): Remove now-redundant check.
2238 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2241 * configure.ac: Save and restore LDFLAGS and LIBS
2242 * configure: Regenerate.
2244 2010-01-10 Richard Guenther <rguenther@suse.de>
2247 * builtins.c (fold_builtin_strlen): Add type argument and
2248 convert the resulting length to it.
2249 (fold_builtin_1): Adjust.
2251 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2253 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2254 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2256 (num_insns_constant_wide): Adjust for that change.
2258 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2261 * web.c (union_defs): Add used argument, to combine uses of
2263 (entry_register): Adjust type and tests of used argument.
2264 (web_main): Widen used for new use. Pass it to union_defs.
2265 * df.h (union_defs): Adjust prototype.
2267 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2270 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2271 uses in new incoming argument. Free body.
2272 (reset_debug_uses_in_loop): New.
2273 (analyze_insn_to_expand_var): Call the latter if the former found
2274 anything. Fix whitespace. Reject invalid dest overlaps before
2275 going through all insns in the loop.
2277 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2280 * haifa-sched.c (dying_use_p): Debug insns don't count.
2282 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2285 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2286 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2287 (verify_gimple_call): Reject LHS in noreturn calls.
2289 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2293 * tree-vect-loop-manip.c (adjust_info): New type.
2294 (adjust_vec): New pointer to vector.
2295 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2296 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2297 (slpeel_update_phis_for_duplicate_loop): Use them.
2298 (slpeel_update_phi_nodes_for_guard1): Likewise.
2299 (slpeel_update_phi_nodes_for_guard2): Likewise.
2300 (slpeel_tree_peel_loop_to_edge): Likewise.
2301 (vect_update_ivs_after_vectorizer): Likewise.
2303 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2305 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2306 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2308 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2310 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2311 bogus uninitialized warning.
2313 2010-01-09 Richard Guenther <rguenther@suse.de>
2316 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2317 the evolution is compatible with the initial condition.
2319 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2321 * gcc.c (process_command): Update copyright notice dates.
2322 * gcov.c (print_version): Likewise.
2323 * gcov-dump.c (print_version): Likewise.
2324 * mips-tfile.c (main): Likewise.
2325 * mips-tdump.c (main): Likewise.
2327 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2330 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2332 (rotlhi3_8): Delete.
2334 (rotlsi3_8): Delete.
2335 (rotlsi3_16): Delete.
2336 (rotlsi3_24): Delete.
2338 (*rotw<mode>3): New.
2339 (*rotb<mode>3): New.
2340 * config/avr/avr.c (avr_rotate_bytes): New function.
2341 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2343 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2346 * configure.ac: Modify -rdynamic check.
2347 * configure: Regenerate.
2349 2010-01-08 DJ Delorie <dj@redhat.com>
2351 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2352 register popping order.
2354 2010-01-08 Richard Guenther <rguenther@suse.de>
2357 * c.opt (fsigned-char): Also let LTO handle this option.
2358 (funsigned-char): Likewise.
2360 2010-01-07 Richard Guenther <rguenther@suse.de>
2362 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2363 (gimple_op): Likewise.
2364 (gimple_op_ptr): Likewise.
2365 (gimple_assign_set_lhs): Remove gcc_assert.
2366 (gimple_assign_set_rhs1): Likewise.
2367 (gimple_assign_set_rhs2): Likewise.
2368 (gimple_call_set_lhs): Likewise.
2369 (gimple_call_set_fn): Likewise.
2370 (gimple_call_set_fndecl): Likewise.
2371 (gimple_call_fndecl): Likewise.
2372 (gimple_call_return_type): Likewise.
2373 (gimple_call_set_chain): Likewise.
2374 (gimple_call_num_args): Likewise.
2375 (gimple_call_set_arg): Likewise.
2376 (gimple_cond_set_code): Likewise.
2377 (gimple_cond_set_lhs): Likewise.
2378 (gimple_cond_set_rhs): Likewise.
2379 (gimple_cond_set_true_label): Likewise.
2380 (gimple_cond_set_false_label): Likewise.
2381 (gimple_label_set_label): Likewise.
2382 (gimple_goto_set_dest): Likewise.
2383 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2384 (gimple_debug_bind_get_value): Likewise.
2385 (gimple_debug_bind_get_value_ptr): Likewise.
2386 (gimple_debug_bind_set_var): Likewise.
2387 (gimple_debug_bind_set_value): Likewise.
2388 (gimple_debug_bind_reset_value): Likewise.
2389 (gimple_debug_bind_has_value_p): Likewise.
2390 (gimple_return_retval_ptr): Remove gcc_assert.
2391 (gimple_return_retval): Likewise.
2392 (gimple_return_set_retval): Likewise.
2393 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2394 (safe_referenced_var_iterator): Remove.
2395 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2396 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2397 (fill_referenced_var_vec): Remove.
2398 (first_readonly_imm_use): Remove redundant gcc_assert.
2399 (phi_arg_index_from_use): Combine gcc_asserts.
2400 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2401 (first_imm_use_stmt): Remove redundant gcc_assert.
2402 * tree-cfg.c (verify_gimple_call): Verify function and chain
2403 operands. Verify arguments.
2404 (verify_types_in_gimple_stmt): Verify condition code and labels.
2406 2010-01-07 Richard Guenther <rguenther@suse.de>
2408 PR tree-optimization/42641
2409 * sese.c (rename_map_elt_info): Use the SSA name version, do
2412 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2414 PR tree-optimization/42625
2415 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2416 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2418 2010-01-07 Duncan Sands <baldrick@free.fr>
2420 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2422 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2425 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2426 note itself is not function_invariant_p.
2428 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2430 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2431 Do not add the DF_NOTE problem.
2432 * store-motion.c (execute_rtl_store_motion): Likewise.
2434 2010-01-07 Martin Jambor <mjambor@suse.cz>
2436 PR tree-optimization/42157
2437 * tree-sra.c (compare_access_positions): Stabilize sort if both
2438 accesses have integer types, return zero immediately if they are the
2441 2010-01-06 Richard Henderson <rth@redhat.com>
2444 * haifa-sched.c (add_to_note_list): Merge into ...
2445 (concat_note_lists): ... here, and ...
2446 (unlink_other_notes, rm_other_notes): Merge into...
2447 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2448 NOTE_INSN_EPILOGUE_BEG.
2450 2010-01-06 Richard Guenther <rguenther@suse.de>
2452 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2453 not inline regular functions into always-inline functions.
2455 2010-01-06 Nick Clifton <nickc@redhat.com>
2457 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2458 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2460 (OVERRIDE_OPTIONS): Delete.
2461 (OPTIMIZATION_OPTIONS): Define.
2462 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2463 * config/rx/rx.c (rx_handle_option): Issue an error message if
2464 -mcpu=rx200 and -fpu are used together.
2465 (rx_set_optimization_options): New function. Issue an error
2466 message if an optimization attribute attempts to reset the FPU/
2467 math optimization pairing.
2468 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2469 * config/rx/rx.opt: Set the default to 32-bit doubles.
2470 * config/rx/t-rx: Add multilibs for -nofpu option.
2471 * doc/invoke.texi: Update documentation of RX options.
2473 2010-01-06 Richard Guenther <rguenther@suse.de>
2475 * tree-ssa-pre.c (name_to_id): New global.
2476 (alloc_expression_id): Simplify SSA name handling.
2477 (lookup_expression_id): Likewise.
2478 (init_pre): Zero name_to_id.
2479 (fini_pre): Free it.
2481 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2483 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2485 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2488 * config/i386/sse.md (smaxv2di3): New.
2489 (umaxv2di3): Likewise.
2490 (sminv2di3): Likewise.
2491 (uminv2di3): Likewise.
2493 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2496 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2497 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2498 (legitimize_tls_address): Likewise.
2499 (sparc_tls_referenced_p): Likewise.
2500 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2501 and adjust calls to legitimize_pic_address.
2502 (legitimate_constant_p) Use sparc_tls_referenced_p.
2503 (legitimate_pic_operand_p): Likewise.
2504 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2505 (sparc_tls_symbol_ref_1): Delete.
2506 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2507 (legitimize_tls_address): Make static, handle CONST patterns.
2508 (legitimize_pic_address): Make static, remove unused parameter and
2509 adjust recursive calls.
2510 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2511 and adjust call to legitimize_pic_address.
2512 (sparc_output_mi_thunk): Likewise.
2514 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2515 H.J. Lu <hongjiu.lu@intel.com>
2518 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2519 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2520 operands to make them signed.
2523 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2526 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2527 GTU to GT for V4SI and V2DI.
2529 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2530 (umin<mode>3): Removed.
2532 (uminv4si3): Likewise.
2534 2010-01-05 Martin Jambor <mjambor@suse.cz>
2536 PR tree-optimization/42462
2537 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2538 current_function_decl to helper functions and macros.
2540 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2543 * flags.h: Don't include real.h.
2544 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2545 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2546 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2547 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2548 * dominance.c: Update copyright.
2549 * gimple.c (walk_gimple_op): Remove inline.
2550 * tree-ssa-reassoc.c: Include real.h.
2551 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2552 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2554 2010-01-05 Nick Clifton <nickc@redhat.com>
2556 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2557 register to push into the stack frame when the accumulator has to
2558 be saved during interrupts.
2560 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2562 * doc/invoke.texi: Remove the documentation about option
2564 * common.opt (Wunreachable-code): Preserved for backward
2566 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2567 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2568 the backward compatibility flag section.
2570 2010-01-05 Richard Guenther <rguenther@suse.de>
2572 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2574 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2577 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2579 PR tree-optimization/42508
2580 * tree-sra.c (convert_callers): Check for recursive call
2581 by comparing cgraph nodes instead of decls.
2582 (modify_function): Call ipa_modify_formal_parameters also
2583 on all same_body aliases.
2585 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2586 cgraph nodes when checking for same_body aliases.
2588 2010-01-05 Richard Guenther <rguenther@suse.de>
2590 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2591 allocation and lookup.
2592 (get_or_alloc_expr_for_constant): Likewise.
2593 (phi_translate): Sink allocation.
2595 2010-01-04 Richard Guenther <rguenther@suse.de>
2597 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2598 a new entry only if needed.
2599 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2600 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2602 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2604 (phi_translate): Handle CONSTANTs early.
2606 2010-01-04 Martin Jambor <mjambor@suse.cz>
2608 PR tree-optimization/42398
2609 * tree-sra.c (struct access): Removed flag grp_different_types.
2610 (dump_access): Do not dump the removed flag.
2611 (sort_and_splice_var_accesses): Do not set the removed flag.
2612 (sra_modify_expr): Check for type compatibility directly.
2614 2010-01-04 Martin Jambor <mjambor@suse.cz>
2616 PR tree-optimization/42366
2617 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2618 edges with variable number of parameters.
2619 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2620 flag instead of asserting it.
2621 (ipa_read_node_info): Read uses_analysis_done flag.
2623 2010-01-04 Richard Guenther <rguenther@suse.de>
2625 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2626 iterative_hash_* as intended.
2627 (vn_reference_compute_hash): Likewise. Simplify hashing
2629 (vn_reference_lookup_2): Likewise.
2630 (vn_nary_op_compute_hash): Likewise.
2631 (vn_phi_compute_hash): Likewise.
2632 (expressions_equal_p): Remove strange code.
2633 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2634 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2635 (bitmap_insert_into_set_1): Take value-id as parameter.
2636 (add_to_value): Pass it.
2637 (bitmap_insert_into_set): Likewise.
2638 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2640 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2643 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2644 (do_self_spec): For switches with SWITCH_IGNORE set set also
2645 SWITCH_IGNORE_PERMANENTLY.
2646 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2649 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2651 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2652 tree of an unreferenced global var.
2654 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2657 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2658 GTU to GT for V4SI and V2DI.
2660 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2661 (umin<mode>3): Removed.
2663 (uminv4si3): Likewise.
2665 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2668 * collect2.c (main): Turn on trace in collect2 if -v is passed
2671 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2673 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2674 description of expression operand.
2676 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2678 * configure.ac: Add install-html to target_list for Make-hooks.
2679 * configure: Regenerate.
2680 * fortran/Make-lang.in (F95_HTMLFILES): New.
2681 (fortran.html): Use it.
2682 (fortran.install-html): New.
2683 * Makefile.in (install-html): Add lang.install-html.
2684 * java/Make-lang.in (JAVA_HTMLFILES): New.
2685 (java.html): Use it.
2686 (java.install-html): New.
2687 * objc/Make-lang.in (objc.install-html): New.
2688 * objcp/Make-lang.in (obj-c++.install-html): New.
2689 * cp/Make-lang.in (c++.install-html): New.
2690 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2691 * lto/Make-lang.in (lto.install-html): New.
2693 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2696 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2698 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2700 PR rtl-optimization/41862
2701 * store-motion.c (store_killed_in_insn, compute_store_table,
2702 remove_reachable_equiv_notes, replace_store_insn,
2703 build_store_vectors): Ignore all DEBUG_INSNs.
2705 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2708 * common.opt: Add dumpdir.
2710 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2712 (option_map): Add --dumpdir.
2714 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2716 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2718 * opts.c (decode_options): Try dump_dir_name first if
2719 dump_base_name isn't an absolute path.
2720 (common_handle_option): Handle OPT_dumpdir.
2722 * toplev.c (dump_dir_name): New.
2723 (print_switch_values): Also ignore -dumpdir.
2725 * toplev.h (dump_dir_name): New.
2727 2010-01-03 Richard Guenther <rguenther@suse.de>
2729 PR tree-optimization/42589
2730 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2731 double-word expansion of bswap32.
2733 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2735 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2736 with BLOCK_FOR_INSN.
2737 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2738 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2739 noce_process_if_block): Likewise.
2740 * gcse.c (compute_local_properties, insert_expr_in_table,
2741 insert_set_in_table, canon_list_insert, find_avail_set,
2742 pre_insert_copy_insn): Likewise.
2744 * basic-block.h (BLOCK_NUM): Move from here...
2745 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2747 2010-01-03 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/42438
2750 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2751 contains_may_not_return_call flag.
2752 (BB_MAY_NOTRETURN): New.
2753 (valid_in_sets): Trapping nary operations are not valid
2754 in blocks that may not return.
2755 (insert_into_preds_of_block): Remove check for trapping expressions.
2756 (compute_avail): Compute also BB_MAY_NOTRETURN.
2758 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2760 * doc/invoke.texi: Add 2010 to copyright years.
2762 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2764 * config/sparc/sparc.c: Fix formatting nits.
2766 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2767 Alexander Monakov <amonakov@ispras.ru>
2769 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2771 2010-01-02 Richard Guenther <rguenther@suse.de>
2774 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2775 (simplify_switch_using_ranges): Mark to be removed edges
2778 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2780 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2782 * collect2.c (scan_libraries): Add missing argument in call to
2785 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2788 * config/alpha/predicates.md (aligned_memory_operand): Return false
2790 (unaligned_memory_operand): Return true for CQImode.
2791 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2792 doesn not cross aligned SImode word boundary.
2794 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2796 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2798 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2799 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2801 2010-01-02 Richard Guenther <rguenther@suse.de>
2804 * toplev.c (compile_file): Emit LTO marker properly. Change
2806 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2808 2010-01-01 Richard Guenther <rguenther@suse.de>
2811 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2813 2010-01-01 Richard Guenther <rguenther@suse.de>
2816 * c-decl.c (grokdeclarator): For zero-size arrays force
2817 structural equality checks as layout_type does.
2819 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2821 * builtins.c: Update copyright to 2010.
2823 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2826 * lto-streamer-out.c (produce_asm): Revert the last change.
2827 (copy_function): Likewise.
2829 * lto-streamer.c (lto_get_section_name): Skip any leading
2832 2010-01-01 Richard Guenther <rguenther@suse.de>
2835 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2839 Copyright (C) 2010 Free Software Foundation, Inc.
2841 Copying and distribution of this file, with or without modification,
2842 are permitted in any medium without royalty provided the copyright
2843 notice and this notice are preserved.