1 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4 * var-tracking.c: Include diagnostic.h.
5 (debug_dv): New function.
6 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
9 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
10 (add_value_chain, add_value_chains, remove_value_chain,
11 remove_value_chains): Handle DEBUG_EXPRs.
12 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
15 * regcprop.c (struct queued_debug_insn_change): New type.
16 (struct value_data_entry): Add debug_insn_changes field.
17 (struct value_data): Add n_debug_insn_changes field.
18 (debug_insn_changes_pool): New variable.
19 (free_debug_insn_changes, apply_debug_insn_changes,
20 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
21 (kill_value_one_regno): Call free_debug_insn_changes if needed.
22 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
24 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
26 (copyprop_hardreg_forward_1): Don't call apply_change_group for
27 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
28 changes, call cprop_find_used_regs via note_stores.
29 (copyprop_hardreg_forward): When copying vd from predecessor
30 which has any queued DEBUG_INSN changes, make sure the pointers are
31 cleared. At the end call df_analyze and then if there are any
32 DEBUG_INSN changes queued at the end of some basic block for still
33 live registers, apply them.
34 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
36 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
38 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
41 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
43 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
44 targets. Set the default with_cpu/with_arch from arch/cpu.
45 Allow x86-64 and native for with_cpu/with_arch.
47 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
49 * ebitmap.c: Change calls to verify_popcount with calls to
50 sbitmap_verify_popcount.
51 (ebitmap_clear_bit): Fixed map->cacheindex test and
52 map>cache update when bit clearing results in an empty
55 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
58 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
59 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
60 and support both V2DF and V2DI modes.
61 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
62 support both V2DF and V2DI modes.
63 (general): Delete trailing whitespace from a few patterns.
65 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
66 V2DF/V2DI interleave high/low builtins.
68 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
71 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
72 interleave high/low functions.
74 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
76 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
77 #pragma extern_prefix.
79 2010-02-25 Jakub Jelinek <jakub@redhat.com>
82 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
83 BLKmode, assert op0 is a MEM and just adjust its mode.
86 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
87 if bitpos isn't multiple of mode's bitsize.
89 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
91 * c.opt (-ftemplate-depth=): New.
92 (-ftemplate-depth-): Deprecate.
93 * optc-gen.awk: Handle -ftemplate-depth=.
94 * opth-gen.awk: Likewise.
95 * c-opts.c (c_common_handle_option): Likewise.
96 * doc/invoke.texi (-ftemplate-depth-): Replace with
99 2010-02-24 Jason Merrill <jason@redhat.com>
101 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
103 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * cfg.c (alloc_aux_for_block): Remove inline.
106 (alloc_aux_for_edge): Likewise.
108 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
110 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
112 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
114 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
115 * config/i386/sol2-gas.h: New file.
116 * config.gcc (i[34567]86-*-solaris2*): Use it.
118 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
121 * c-typeck.c (ep_convert_and_check): New.
122 (build_conditional_expr): Use it.
123 (build_binary_op): Likewise.
125 2010-02-24 Jakub Jelinek <jakub@redhat.com>
127 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
130 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
132 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
133 expr needs to have DECL_NAME set.
135 2010-02-24 Nick Clifton <nickc@redhat.com>
137 * config/mep/mep.c: Include gimple.h.
138 (mep_function_uses_sp): Delete unused function.
139 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
140 parameters. Use unsigned integers to count args. Return a
141 NULL_RTX instead of an error_mark_node. Toidy up formatting.
143 2010-02-23 Jakub Jelinek <jakub@redhat.com>
146 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
147 greater or equal to nelt instead of 2 * nelt.
148 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
151 2010-02-23 Jason Merrill <jason@redhat.com>
154 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
155 in cfun->local_decls even if they have register types.
158 * stor-layout.c (place_field): Don't warn about unnecessary
159 DECL_PACKED if the type is packed.
161 2010-02-23 Jakub Jelinek <jakub@redhat.com>
164 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
165 GOTOFF relocs, even when the base reg isn't pic pointer.
167 2010-02-23 Michael Matz <matz@suse.de>
170 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
171 (expand_gimple_basic_block): Generate and use debug temps if there
172 are debug uses left after the last real use of TERed ssa names.
173 Unlink debug immediate uses when they are expanded.
175 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
178 * config/i386/i386.c (override_options): Reorganise to provide
179 better error messages.
181 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
184 * graphite-scop-detection.c (create_single_exit_edge): Move
185 the call to find_single_exit_edge to....
186 (create_sese_edges): ...here. Don't handle multiple edges
187 exiting the function.
188 (build_graphite_scops): Don't handle multiple edges
189 exiting the function.
191 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
194 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
195 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
197 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
200 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
202 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
205 * c-typeck.c (convert_arguments): Print declaration location.
206 * c-common.c (validate_nargs): Rename as
207 builtin_function_validate_nargs.
208 (check_builtin_function_arguments): Update.
210 2010-02-22 Richard Guenther <rguenther@suse.de>
213 * tree-inline.c (declare_return_variable): Use the type of
214 the call stmt lhs if available.
216 2010-02-22 Duncan Sands <baldrick@free.fr>
218 * passes.c (register_pass): Always consider all pass lists when
219 ref_pass_instance_number is zero.
221 2010-02-22 Richard Guenther <rguenther@suse.de>
223 PR tree-optimization/42749
224 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
225 parameter. Do arithmetic in the original type.
226 (update_accumulator_with_ops): Likewise.
227 (adjust_accumulator_values): Adjust.
229 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
231 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
232 (QI to BLKmode splitter): New splitter.
234 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
236 * config/i386/i386.c (initial_ix86_tune_features): Turn on
237 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
239 2010-02-22 Richard Guenther <rguenther@suse.de>
241 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
243 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
245 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
246 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
247 ($(T)crti.o, $(T)crtn.o): Remove rules.
249 2010-02-21 Tobias Burnus <burnus@net-b.de>
252 * doc/invoke.texi (-fassociative-math): Document that this
253 option is automatically enabled for Fortran.
255 2010-02-20 David S. Miller <davem@davemloft.net>
257 * configure.ac: Test if linker and assembler properly support
258 GOTDATA_OP relocations.
259 * configure: Rebuild.
260 * config.in: Likewise.
261 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
262 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
263 (movsi_high_pic): Likewise.
264 (movdi_lo_sum_pic): Likewise.
265 (movdi_high_pic): Likewise.
266 (movsi_pic_gotdata_op): New pattern.
267 (movdi_pic_gotdata_op): Likewise.
268 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
269 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
271 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
274 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
276 (xop_mulv2div2di3_high): Ditto.
278 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
281 * c.opt (Wconversion-null): New option.
282 * doc/invoke.texi (Wconversion-null): Document.
284 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
286 * common.opt (Wlarger-than-): Add Undocumented.
288 2010-02-19 Mike Stump <mikestump@comcast.net>
290 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
292 2010-02-19 Jason Merrill <jason@redhat.com>
295 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
296 * configure: Likewise.
298 2010-02-20 Alan Modra <amodra@gmail.com>
301 * cgraph.h (cgraph_make_decl_local): Declare.
302 * cgraph.c (cgraph_make_decl_local): New function.
303 (cgraph_make_node_local): Use it.
304 * cgraphunit.c (cgraph_function_versioning): Likewise.
305 * ipa.c (function_and_variable_visibility): Likewise.
307 2010-02-19 Jakub Jelinek <jakub@redhat.com>
310 * except.c (sjlj_emit_function_enter): Don't call
311 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
313 * rtl.h (add_reg_br_prob_note): Remove prototype.
315 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
318 * c-common.c (conversion_warning): Remove widening conversions
319 before checking the conversion of integers to reals.
321 2010-02-19 Mike Stump <mikestump@comcast.net>
324 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
327 * cgraphunit.c (process_function_and_variable_attributes): Check
328 DECL_PRESERVE_P instead of looking up attribute "used".
329 * ipa-pure-const.c (check_decl): Likewise.
330 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
331 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
332 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
333 instead of attribute "used".
334 * config/sol2-c.c (solaris_pragma_init): Likewise.
335 (solaris_pragma_fini): Likewise.
337 2010-02-19 Jakub Jelinek <jakub@redhat.com>
339 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
340 Use XCNEW instead of xcalloc.
341 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
342 XNEW instead of xmalloc.
343 (get_fields): Use XNEWVEC instead of xmalloc.
346 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
348 (create_new_general_access): For debug stmts just reset value.
349 (get_stmt_accesses): For accesses within debug stmts just record them
350 using add_access_to_acc_sites instead of preventing the peeling or
351 counting them as accesses.
354 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
356 2010-02-19 Richard Guenther <rguenther@suse.de>
358 PR tree-optimization/42916
359 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
362 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
364 * configure.ac: Replace all uses of changequote in macro arguments
367 2010-02-19 Jakub Jelinek <jakub@redhat.com>
370 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
372 2010-02-19 Richard Guenther <rguenther@suse.de>
374 PR tree-optimization/42944
375 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
376 test for aliasing with errno.
378 2010-02-19 Jakub Jelinek <jakub@redhat.com>
381 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
382 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
383 * dojump.c: Include output.h.
384 (inv): New inline function.
385 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
386 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
387 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
388 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
389 argument, pass it down to other calls.
390 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
391 add REG_BR_PROB note to the conditional jump.
392 * cfgexpand.c (add_reg_br_prob_note): Removed.
393 (expand_gimple_cond): Don't call it, add the probability
394 as last argument to jumpif_1/jumpifnot_1.
395 * Makefile.in (dojump.o): Depend on output.h.
396 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
398 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
399 * stmt.c (do_jump_if_equal): Likewise.
400 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
401 * loop-unswitch.c (compare_and_jump_seq): Likewise.
402 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
404 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
405 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
407 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
409 (store_expr): Adjust jumpifnot caller.
410 (store_constructor): Adjust jumpif caller.
413 * gimplify.c (gimple_boolify): For __builtin_expect call
414 gimple_boolify also on its first argument.
416 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
418 * configure.ac (gnu-unique-object): Wrap regexps using [] in
420 (__stack_chk_fail): Ditto. Remove quadrigraphs.
421 * configure: Regenerated.
423 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
425 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
426 lang_hooks.types_compatible_p instead of comptypes.
428 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
430 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
431 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
432 if __prefer_thumb__ is defined.
434 2010-02-18 Martin Jambor <mjambor@suse.cz>
436 PR tree-optimization/43066
437 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
438 array with zero-sized element type.
440 2010-02-18 Jakub Jelinek <jakub@redhat.com>
442 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
443 rtx, allocate struct var_loc_node here and return it to the
444 caller, and only if it is actually needed.
445 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
446 move it earlier and return immediately if it returns NULL.
448 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
450 * config/sparc/gas.h: New file. Restore
451 TARGET_ASM_NAMED_SECTION to its ELF default.
452 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
454 * config/sparc/sparc.c (sparc_elf_asm_named_section):
455 Likewise. Add ATTRIBUTE_UNUSED to prototype.
456 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
459 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
461 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
463 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
465 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
466 patterns from predicated pattern.
468 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
471 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
472 for insn mnemonic suffix.
474 2010-02-17 Richard Guenther <rguenther@suse.de>
476 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
479 2010-02-17 Jakub Jelinek <jakub@redhat.com>
482 * caller-save.c (save_call_clobbered_regs): If BB ends with
483 a DEBUG_INSN, move any notes in between last real insn and the last
484 DEBUG_INSN after the last DEBUG_INSN.
486 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
488 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
489 Fix return type. Fix argument type. Explain meaning of return value.
491 2010-02-16 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/41043
494 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
495 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
497 (vrp_visit_phi_node): ... but only for loop PHI nodes.
499 2010-02-16 Ira Rosen <irar@il.ibm.com>
501 PR tree-optimization/43074
502 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
503 * tree-vect-loop.c (vect_analyze_loop_operations): Add
504 vectorizable cycles in hybrid SLP check.
505 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
507 2010-02-16 Richard Guenther <rguenther@suse.de>
509 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
510 (true_dependence): If memrefs_conflict_p computes must-alias
511 trust it. Move TBAA check after offset-based disambiguation.
512 (canon_true_dependence): Likewise.
514 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
516 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
517 * doc/invoke.texi: Document it.
518 * var-tracking.c: Include toplev.h and params.h.
519 (vt_find_locations): Return bool indicating success. Compute
520 hash sizes unconditionally. Check new parameter, report.
521 (variable_tracking_main_1): Check vt_find_locations results and
522 retry. Renamed from...
523 (variable_tracking_main): ... this. New wrapper to preserve
524 flag_var_tracking_assignments.
525 * Makefile.in (var-tracking.o): Adjust dependencies.
527 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
528 Jakub Jelinek <jakub@redhat.com>
531 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
532 if weak_import attribute is present.
533 * config/darwin.c (machopic_select_section): Likewise.
535 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
537 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
538 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
539 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
540 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
542 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
544 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
547 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
548 Rewrite text to refer to the names.
550 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
552 * config/i386/i386-builtin-types.def
553 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
554 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
555 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
556 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
557 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
558 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
559 IX86_BUILTIN_VPERMIL2PS256.
560 (MULTI_ARG_4_DF2_DI_I): Defined.
561 (MULTI_ARG_4_DF2_DI_I1): Defined.
562 (MULTI_ARG_4_SF2_SI_I): Defined.
563 (MULTI_ARG_4_SF2_SI_I1): Defined.
564 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
565 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
566 __builtin_ia32_vpermil2ps256.
567 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
568 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
569 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
570 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
571 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
572 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
573 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
574 CODE_FOR_xop_vpermil2v8sf3.
575 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
576 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
577 * config/i386/xopintrin.h (_mm_permute2_pd): New.
578 (_mm256_permute2_pd): New.
579 (_mm_permute2_ps): New.
580 (_mm256_permute2_ps): New.
582 2010-02-15 Nick Clifton <nickc@redhat.com>
584 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
585 boolean parameters. Use emit_jump_insn when emitting a pop
586 instruction containing a return insn.
587 (push): Use 'true' rather than '1' as second parameter to F.
588 (h8300_expand_prologue): Likewise.
589 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
590 (h8300_expand_epilogue): Likewise.
592 2010-02-15 Richard Guenther <rguenther@suse.de>
595 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
598 2010-02-15 Nick Clifton <nickc@redhat.com>
600 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
603 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
605 * intl.c (fake_ngettext): New function.
606 * intl.h (fake_ngettext): Declare.
607 (ngettext): Define macro.
608 * collect2.c (notice_translated): New function.
609 (main): Use notice_translated and ngettext.
610 * collect2.h (notice_translated): Declare.
612 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
614 * reorg.c (delete_computation): Comment fixes.
615 * caller-save.c (setup_save_areas): Idem.
616 * sel-sched-dump.c (dump_lv_set): Idem.
619 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
621 * config/s390/s390.c (s390_sched_init): New function.
622 (TARGET_SCHED_INIT): Target hook defined.
624 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
625 Jack Howarth <howarth@bromo.med.uc.edu>
626 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
629 Partial revert of unintended change in fix for PR41605.
630 * config/darwin.h: Fix typo.
631 * config/darwin9.h: Same.
633 2010-02-11 Jakub Jelinek <jakub@redhat.com>
635 * c-pch.c (pch_init): Clear v.
637 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
640 * graphite-scop-detection.c (graphite_can_represent_scev): Call
641 graphite_can_represent_init for MULT_EXPR.
643 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
647 * graphite-sese-to-poly.c (remove_phi): New.
648 (translate_scalar_reduction_to_array): Call remove_phi.
650 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
653 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
654 * graphite-clast-to-gimple.h (gloog): Update declaration.
655 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
656 * graphite-poly.h (struct poly_bb): Add missing comments.
657 (struct scop): Add poly_scop_p field.
659 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
660 * graphite.c (graphite_transform_loops): Build the polyhedral
661 representation for each scop before code generation.
662 * sese.c (rename_variables_in_operand): Removed.
663 (rename_variables_in_expr): Return the renamed expression.
664 (rename_sese_parameters): New.
665 * sese.h (rename_sese_parameters): Declared.
667 2010-02-11 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/42998
670 * tree-ssa-pre.c (create_expression_by_pieces): Treat
671 POINTER_PLUS_EXPR properly.
673 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
674 Changpeng Fang <changpeng.fang@amd.com>
677 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
678 the cost of an IV candidate when the IV is used in a test against zero.
680 * gcc.dg/tree-ssa/ivopts-3.c: New.
682 2010-02-11 Richard Guenther <rguenther@suse.de>
685 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
686 pointer-vs-decl case by swapping refs. Handle some cases
687 of pointer-vs-decl disambiguations more conservatively.
688 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
689 to false after expanding.
691 2010-02-11 Richard Guenther <rguenther@suse.de>
694 * gcc.c (process_command): Handle LTO file@offset case more
697 2010-02-11 Jakub Jelinek <jakub@redhat.com>
699 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
700 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
702 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
704 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
705 if MEM's mode size isn't DWARF2_ADDR_SIZE.
706 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
707 Optimize eq/ne comparisons when both arguments are known to be
709 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
710 Don't mask operands unnecessarily if they are known to be already
713 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
715 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
718 2010-02-10 Richard Guenther <rguenther@suse.de>
720 PR tree-optimization/43017
721 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
722 for wrapping signed arithmetic.
724 2010-02-10 Jakub Jelinek <jakub@redhat.com>
727 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
728 if no debug info should be emitted for it.
730 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
732 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
733 note when flag_exceptions is set.
735 2010-02-10 Duncan Sands <baldrick@free.fr>
737 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
739 2010-02-10 Richard Guenther <rguenther@suse.de>
742 * tree.c (get_unwidened): Handle constants.
743 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
745 2010-02-10 Martin Jambor <mjambor@suse.cz>
748 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
749 check for variable argument counts independently.
751 2010-02-10 Christian Bruel <christian.bruel@st.com>
754 * config/sh/sh.c (find_barrier): Increase length for non delayed
755 conditional branches.
757 2010-02-10 Christian Bruel <christian.bruel@st.com>
759 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
761 2010-02-10 Jakub Jelinek <jakub@redhat.com>
763 * builtins.c (set_builtin_user_assembler_name): Also handle
764 ffs if int is smaller than word.
766 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
769 * ira-conflicts.c (get_dup): Remove.
770 (process_reg_shuffles): Add new parameter. Use it as an
771 additional guard for copy generation.
772 (add_insn_allocno_copies): Rewrite.
774 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
776 * common.opt (fsched2-use-traces): Preserved for backward
778 * doc/invoke.texi: Remove the documentation about option
780 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
781 flag_sched2_use_traces.
782 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
783 the backward compatibility flag section.
785 2010-02-09 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/43008
788 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
789 make HEAP variables initialized from global memory if they
790 are not known builtin functions.
791 (find_func_aliases): Adjust.
793 2010-02-09 Richard Guenther <rguenther@suse.de>
795 PR tree-optimization/43000
796 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
799 2010-02-08 Jakub Jelinek <jakub@redhat.com>
801 PR tree-optimization/42931
802 * tree-loop-linear.c (try_interchange_loops): Don't call
803 double_int_mul if estimated_loop_iterations failed.
805 2010-02-08 Martin Jambor <mjambor@suse.cz>
808 * tree-sra.c (build_accesses_from_assign): Do not mark in
809 should_scalarize_away_bitmap if stmt has volatile ops.
810 (sra_modify_assign): Do not process assigns piecemeal if if stmt
813 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
815 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
817 2010-02-07 Adam Nemet <adambnmet@gmail.com>
819 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
822 2010-02-07 Andrew Pinski <pinskia@gmail.com>
825 * df-core.c (df_finish_pass): Change type of saved_flags to int.
827 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
830 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
831 to unknown_dependence.
832 (graphite_legal_transform_dr): Handle the unknown_dependence.
833 (graphite_carried_dependence_level_k): Same.
835 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
837 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
839 2010-02-07 Richard Guenther <rguenther@suse.de>
842 * expr.c (get_inner_reference): Always initialize *pbitsize.
844 2010-02-07 Richard Guenther <rguenther@suse.de>
847 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
848 new ARRAY_REFs on variable size element or minimal index arrays.
850 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
851 gimple_fold_indirect_ref.
853 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
856 * arm.c (arm_override_options): Just return if the user has specified
859 2010-02-03 Jason Merrill <jason@redhat.com>
862 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
863 i386_pe_maybe_record_exported_symbol.
865 2010-02-05 Steve Ellcey <sje@cup.hp.com>
868 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
869 (pa_delegitimize_address): New function.
871 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
873 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
874 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
876 2010-02-05 Richard Guenther <rguenther@suse.de>
879 * lto-streamer-in.c (get_resolution): Deal with references
880 to undefined functions.
882 2010-02-05 Richard Guenther <rguenther@suse.de>
884 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
885 (fold_const_aggregate_ref): Likewise.
886 (ccp_fold_stmt): Substitute loads.
887 (maybe_fold_reference): Verify types before substituting.
889 (fold_gimple_assign): Unshare properly.
890 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
892 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
894 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
895 for rs6000_gen_cell_microcode.
897 2010-02-04 Richard Guenther <rguenther@suse.de>
899 PR rtl-optimization/42952
900 * dse.c (const_or_frame_p): Remove MEM handling.
902 2010-02-04 Nick Clifton <nickc@redhat.com>
904 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
905 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
906 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
907 (mn10300_asm_output_mi_thunk): New function.
908 (mn10300_can_output_mu_thunk): New function.
909 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
910 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
911 (FUNCTION_ARG): Delete incorrect comment.
913 2010-02-03 Jason Merrill <jason@redhat.com>
916 * fold-const.c (operand_equal_p): Handle erroneous types.
918 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
920 * config/h8300/h8300.md (can_delay): Fix attibute condition.
922 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
924 PR rtl-optimization/42941
925 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
928 2010-02-03 Jason Merrill <jason@redhat.com>
931 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
933 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
936 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
938 (cselib_reset_table): Renamed from...
939 (cselib_reset_table_with_next_value): ... this.
940 (cselib_get_next_uid): Renamed from...
941 (cselib_get_next_unknown_value): ... this.
942 * cselib.c (next_uid): Renamed from...
943 (next_unknown_value): ... this.
944 (cselib_clear_table): Adjust.
945 (cselib_reset_table): Adjust. Renamed from...
946 (cselib_reset_table_with_next_value): ... this.
947 (cselib_get_next_uid): Adjust. Renamed from...
948 (cselib_get_next_unknown_value): ... this.
949 (get_value_hash): Use hash.
950 (cselib_hash_rtx): Likewise.
951 (new_cselib_val): Adjust. Set and dump uid.
952 (cselib_lookup_mem): Pass next_uid as hash.
953 (cselib_subst_to_values): Likewise.
954 (cselib_log_lookup): Dump uid.
955 (cselib_lookup): Pass next_uid as hash. Adjust.
956 (cselib_process_insn): Adjust.
957 (cselib_init): Initialize next_uid.
958 (cselib_finish): Adjust.
959 (dump_cselib_table): Likewise.
960 * dse.c (canon_address): Dump value uid.
961 * print-rtl.c (print_rtx): Print value uid.
962 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
964 (dv_uid): New function, sort of renamed from...
965 (dv_htab_hash): ... this, reimplemented in terms of it and...
966 (dv_uid2hash): ... this. New.
967 (variable_htab_eq): Drop excess assertions.
968 (tie_break_pointers): Removed.
969 (canon_value_cmp): Compare uids.
970 (variable_post_merge_New_vals): Print uids.
971 (vt_add_function_parameters): Adjust.
972 (vt_initialize): Reset table. Adjust.
974 2010-02-03 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/42944
977 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
978 (call_may_clobber_ref_p_1): Likewise. Properly handle
979 malloc and calloc clobbering errno.
981 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
983 * doc/invoke.texi: Fix name of sched1 dump.
985 * opts.c (decode_options): Set flag_tree_switch_conversion
986 only conditionally on optimize >= 2.
988 * gcse.c: Assorted comment fixes in pass description.
990 2010-02-03 Anthony Green <green@moxielogic.com>
992 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
993 nop padding in order to maintain alignment of storage location of
994 target function address.
995 (moxie_trampoline_init): Store target function address at newly
997 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
999 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1001 2010-02-03 Richard Guenther <rguenther@suse.de>
1004 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1006 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1008 * config.gcc: Reenable check for obsolete targets.
1009 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1010 mips-sgi-irix6.[0-4]*.
1012 2010-02-02 Nick Clifton <nickc@redhat.com>
1014 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1015 constant size of 4 as being the same as 0.
1016 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1017 can take values in the range 0..4.
1019 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1022 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1023 as _darwin10_Unwind_FindEnclosingFunction().
1024 * libgcc-libsystem.ver: New.
1026 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1029 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1030 implicitly set registers.
1032 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1034 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1035 (arm_override_options): Allow automatic selection of the thread
1036 pointer register if thumb2.
1037 (legitimize_pic_address): Improve code sequences for Thumb2.
1038 (arm_call_tls_get_addr): Likewise.
1039 (legitimize_tls_address): Likewise.
1040 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1041 (pic_load_addr_32bit): ... this. New named pattern.
1042 * thumb2.md (pic_load_addr_thumb2): Delete.
1043 (pic_load_dot_plus_four): Delete.
1044 (tls_load_dot_plus_four): New named pattern.
1046 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1049 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1050 Document fix for TLS bug.
1052 2010-01-31 Richard Guenther <rguenther@suse.de>
1054 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1055 conservatively correct.
1057 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1061 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1063 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1065 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1067 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1069 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1071 * config.gcc: Adjust order of makefile fragments for mingw targets.
1073 2010-01-31 Richard Guenther <rguenther@suse.de>
1076 * gimplify.c (gimplify_init_constructor): For volatile LHS
1077 initialize a temporary.
1079 2010-01-31 Matthias Klose <doko@ubuntu.com>
1081 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1083 * configure: Regenerate.
1085 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1087 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1088 the same alias set and their sizes different constantness.
1089 (aliasing_component_refs_p): Revert 2009-10-24 change.
1091 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1093 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1096 2010-01-29 Richard Guenther <rguenther@suse.de>
1098 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1099 Assert we successfully updated the call.
1101 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1103 PR rtl-optimization/42889
1104 * df.h (df_set_bb_dirty_nonlr): New prototype.
1105 * df-core.c (df_set_bb_dirty_nonlr): New function.
1106 * df-scan.c (df_insn_rescan): Call it instead of
1107 df_set_bb_dirty for DEBUG_INSNs.
1109 2010-01-29 Richard Guenther <rguenther@suse.de>
1112 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1113 quadratic behavior in most cases.
1115 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1119 in the call to gen_x86_movsicc_0_m1.
1121 2010-01-28 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/42871
1124 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1126 2010-01-28 Richard Guenther <rguenther@suse.de>
1128 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1129 into call arguments.
1131 2010-01-28 Richard Guenther <rguenther@suse.de>
1134 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1135 the forwarder if the destination is an EH landing pad.
1137 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1139 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1140 block list passed to gimple_duplicate_sese_tail.
1141 (parallelize_loops): Avoid parallelization when the function
1143 Avoid parallelization when the preheader is IRREDUCIBLE.
1144 Try to optimize when estimated_loop_iterations_int is unresolved.
1145 Add the loop's location to the dump file.
1146 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1147 (gimple_duplicate_sese_tail): Remove the check for the latch.
1148 Redirect nexits to the exit block.
1149 Remove handling of the incoming edges to the latch.
1150 Redirect the backedge from the copied latch to the exit bb.
1152 2010-01-28 Michael Matz <matz@suse.de>
1155 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1156 Wrap force_reg into a sequence, emit it before user.
1158 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1160 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1162 (arm_legacy_rev): Likewise.
1163 (thumb_legacy_rev): Likewise.
1165 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1167 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1168 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1169 on MEM's address failed, try avoid_constant_pool_reference and
1170 recurse if it returned something different.
1171 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1172 address, try avoid_constant_pool_reference and recurse if it
1173 returned something different.
1174 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1175 address and avoid_constant_pool_reference returned something
1176 different, don't set have_address.
1178 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1181 * var-tracking.c (val_store): Add modified argument, obey it.
1183 (count_uses): Move down logging of main.
1184 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1185 don't need resolution.
1186 (emit_notes_in_bb): Likewise.
1188 2010-01-27 Richard Guenther <rguenther@suse.de>
1191 * tree-inline.c (remap_decl): Delay remapping of SSA name
1192 default definitions until we need them.
1194 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1196 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1197 (rs6000_delegitimize_address): New function.
1199 * config/s390/s390.c (s390_delegitimize_address): Call
1200 delegitimize_mem_from_attrs.
1203 * tree-inline.c (cannot_copy_type_1): Removed.
1204 (copy_forbidden): Don't forbid copying of functions containing
1205 records/unions with variable length fields.
1207 2010-01-27 Christian Bruel <christian.bruel@st.com>
1211 * config/sh/sh.c (find_barrier): Increase length for non delayed
1212 conditional branches.
1214 2010-01-27 Matthias Klose <doko@ubuntu.com>
1216 * configure.ac (gnu-unique-object): Fix ldd version check.
1217 * configure: Regenerate.
1219 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1221 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1223 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1224 Test for HAVE_GNU_AS value.
1226 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1229 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1230 INT64_TYPE): Define.
1231 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1232 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1233 INT_LEAST64_TYPE): Define.
1234 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1235 UINT_LEAST64_TYPE): Define.
1236 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1237 INT_FAST64_TYPE): Define.
1238 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1239 UINT_FAST64_TYPE): Define.
1240 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1241 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1242 (SIG_ATOMIC_TYPE): Define.
1244 2010-01-26 Richard Guenther <rguenther@suse.de>
1246 * df-scan.c (df_scan_set_bb_info): Remove assert.
1247 (df_insn_rescan_debug_internal): Merge asserts.
1248 (df_install_ref): Likewise.
1249 (df_mark_reg): Use bitmap_set_range.
1250 (df_hard_reg_used_p): Remove assert.
1251 (df_hard_reg_used_count): Likewise.
1253 2010-01-26 Richard Guenther <rguenther@suse.de>
1255 PR rtl-optimization/42685
1256 * web.c (web_main): Ignore DEBUG_INSNs.
1258 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1260 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1262 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1263 Fix types of fndecl and arglist parameters.
1265 2010-01-26 Richard Guenther <rguenther@suse.de>
1268 * tree-eh.c (unsplit_eh): Skip debug insns.
1270 2010-01-26 Richard Guenther <rguenther@suse.de>
1272 PR tree-optimization/42250
1273 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1275 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1278 * omp-low.c (expand_omp_sections): Only use single_pred if
1279 l2_bb is single_pred_p.
1281 2010-01-25 Christian Bruel <christian.bruel@st.com>
1284 * config/sh/sh.c (find_barrier): Increase length for non delayed
1285 conditional branches.
1286 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1288 2010-01-24 David S. Miller <davem@davemloft.net>
1290 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1291 define if not using GAS.
1292 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1293 Likewise. Delete SECTION_MERGE code, which is only applicable
1296 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1299 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1300 mangling of va_list in system headers.
1302 2010-01-23 Toon Moene <toon@moene.org>
1304 * tree-predcom.c (combine_chains): Return NULL, not false.
1306 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1308 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1309 initialization of variable res to agree with return type.
1311 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1313 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1314 * tree-sra.c: Add include of expr.h.
1316 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1318 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1319 insert the debug stmt on the single non-EH edge from the stmt.
1321 2010-01-22 Richard Henderson <rth@redhat.com>
1324 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1325 the RHS until after generate_subtree_copies has insertted its
1326 code before the current statement.
1328 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1330 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1332 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1334 2010-01-21 Martin Jambor <mjambor@suse.cz>
1336 PR tree-optimization/42585
1337 * tree-sra.c (struct access): New field grp_total_scalarization.
1338 (dump_access): Dump the new field.
1339 (should_scalarize_away_bitmap): New variable.
1340 (cannot_scalarize_away_bitmap): Likewise.
1341 (sra_initialize): Allocate new bitmaps.
1342 (sra_deinitialize): Free new bitmaps.
1343 (create_access_1): New function.
1344 (create_access): Parts moved to create_access_1.
1345 (type_consists_of_records_p): New function.
1346 (completely_scalarize_record): Likewise.
1347 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1348 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1349 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1351 (analyze_all_variable_accesses): Completely scalarize small eligible
1354 2010-01-21 Martin Jambor <mjambor@suse.cz>
1356 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1358 2010-01-21 Andrew Haley <aph@redhat.com>
1360 * gcc.c (process_command): Move lang_specific_driver before
1361 setting cc_libexec_prefix.
1363 2010-01-21 Richard Guenther <rguenther@suse.de>
1366 * fold-const.c (negate_expr_p): Pretend only negative
1367 real constants are easily negatable.
1369 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1370 Jason Merrill <jason@redhat.com>
1372 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1373 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1374 * calls.c (initialize argument_information): Handle it.
1375 * c-common.c (handle_transparent_union_attribute): Use new name.
1376 * c-decl.c (finish_struct): Ditto.
1377 * c-typeck.c (type_lists_compatible_p): Ditto.
1378 (convert_for_assignment): Use new name and also handle record.
1379 * function.c (aggregate_value_p): Handle it.
1380 (pass_by_reference): Ditto.
1381 (assign_parm_data_types): Ditto.
1382 * print-tree.c (print_node): Ditto.
1383 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1384 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1385 * tree.c (first_field): New fn.
1387 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1390 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1391 even when linking statically, for now.
1393 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1396 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1397 without a cselib val.
1398 (count_uses): Accept MO_VAL_SET with no val on stores.
1399 (add_stores): Likewise.
1401 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1403 * var-tracking.c (check_value_val): Add a compile time assertion.
1404 (dv_is_decl_p): Simplify.
1405 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1406 gcc_assert if ENABLE_CHECKING.
1408 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1411 * var-tracking.c: Include tree-flow.h.
1412 (mem_dies_at_call): New.
1413 (dataflow_set_preserve_mem_locs): Use it.
1414 (dataflow_set_remove_mem_locs): Likewise.
1415 (dump_var): Renamed from dump_variable. Adjust all callers.
1416 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1417 * Makefile.in (var-tracking.o): Adjust deps.
1419 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1421 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1423 2010-01-20 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/42717
1426 * tree-ssa-dce.c (get_live_post_dom): Remove.
1427 (forward_edge_to_pdom): Take an arbitrary edge to copy
1428 degenerate PHI args from.
1429 (remove_dead_stmt): Use the first post-dominator even if it
1430 does not contain live statements as redirection destination.
1432 2010-01-20 Richard Guenther <rguenther@suse.de>
1434 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1436 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1438 * sel-sched.c (create_speculation_check): Remove set but not used
1440 (try_transformation_cache): Remove set but not used variable ds.
1441 (calculate_privileged_insns): Remove set but not used variables
1442 cur_insn and min_spec_insn.
1443 (find_best_expr): Remove set but not used variable avail_n.
1444 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1446 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1448 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1449 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1452 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1455 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1456 cpu types. Add support for *-sse3 cpu types.
1457 (x86_64-*-*): Ditto.
1459 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1462 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1463 argument, call initializer_constant_valid_p_1 instead of
1464 initializer_constant_valid_p, pass CACHE to it, return NULL
1465 immediately if first call returns NULL.
1466 (initializer_constant_valid_p_1): New function.
1467 (initializer_constant_valid_p): Use it.
1469 2010-01-20 Thomas Quinot <quinot@adacore.com>
1471 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1473 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1475 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1476 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1477 (loc_list_from_tree): Don't handle unsigned division. Handle
1478 signed modulo using DW_OP_{over,over,div,mul,minus}.
1479 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1480 modulo instead of signed.
1482 2010-01-20 DJ Delorie <dj@redhat.com>
1484 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1486 (h8300_emit_stack_adjustment): Propogate it.
1488 (h8300_expand_prologue): Likewise.
1489 (h8300_expand_epilogue): Likewise.
1491 2010-01-19 Michael Matz <matz@suse.de>
1493 PR tree-optimization/41783
1494 * tree-data-ref.c (toplevel): Include flags.h.
1495 (dump_data_dependence_relation): Also dump the inputs if the
1496 result will be unknown.
1497 (split_constant_offset_1): Look through some conversions.
1498 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1499 the offset from last element is too large.
1500 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1501 (reassociate_to_the_same_stmt): Handle vector registers.
1502 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1504 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1505 wide_prolog_niters argument, emit widening instructions.
1506 (vect_do_peeling_for_alignment): Adjust caller, use widened
1507 variant of the iteration cound.
1508 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1510 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1513 * config/arm/neon-testgen.m (emit_automatics): New parameter
1514 features. Adjust for Fixed_return_reg feature.
1515 (test_intrinsic): Call emit_automatics with new feature.
1516 * config/arm/neon.ml: Update copyright years.
1517 (features): New Fixed_return_reg feature.
1518 (ops): Update feature for Vget_low.
1520 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1522 PR tree-optimization/42719
1523 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1527 * fwprop.c (all_uses_available_at): Return false if def_set dest
1528 is a REG that is used in def_insn.
1530 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1532 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1534 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1537 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1539 * target.h (struct gcc_target) <secondary_reload>: Change type
1540 of last argument to secondary_reload_info *.
1542 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1545 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1546 memory references with unaligned offsets. Remove CQImode handling.
1547 (unaligned_memory_operand): Return 1 for memory references with
1548 unaligned offsets. Remove CQImode handling.
1550 2010-01-18 Richard Guenther <rguenther@suse.de>
1553 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1556 2010-01-18 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/42781
1559 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1560 restrict processing only if the original variable was artificial.
1562 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1564 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1565 find number of popped argument bytes.
1567 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1568 Fix the text that describes the return value for invalid insns.
1570 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1572 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1573 Clarify what 'cost of the -dependence' is. Fix quoting.
1575 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1576 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1578 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1580 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1581 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1583 2010-01-17 Richard Guenther <rguenther@suse.de>
1586 * function.c (split_complex_args): Take a VEC to modify.
1587 (assign_parms_augmented_arg_list): Build a VEC instead of
1588 a chain of PARM_DECLs.
1589 (assign_parms_unsplit_complex): Take a VEC of arguments.
1590 Do not fixup unmodified parms.
1591 (assign_parms): Deal with the VEC.
1592 (gimplify_parameters): Likewise.
1594 2010-01-17 Richard Guenther <rguenther@suse.de>
1596 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1597 node existence check.
1598 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1599 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1600 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1601 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1602 (gimple_execute_on_growing_pred): Likewise.
1604 2010-01-17 Richard Guenther <rguenther@suse.de>
1606 PR tree-optimization/42773
1607 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1608 (compute_antic_aux): Likewise.
1609 (compute_partial_antic_aux): Likewise.
1611 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1614 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1617 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1619 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1622 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1623 Fix markup for strict argument.
1625 (TARGET_SCHED_REORDER2): Fix argument types.
1627 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1628 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1630 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1631 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1633 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1636 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1637 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1638 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1639 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1640 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1642 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1644 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1646 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1647 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1649 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1651 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1654 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1656 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1657 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1659 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1661 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1663 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1664 referring to it. Fix language.
1666 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1668 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1670 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1672 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1674 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1675 '@var{stream}. Remove stray 'and'.
1677 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1679 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1681 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1683 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1684 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1686 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1687 Fix description of return value.
1688 Rename argument "sz" to "len."
1690 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1691 Clarify meaning of 'true' return value.
1693 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1695 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1696 rep_mode versus mode_rep.
1698 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1700 (TARGET_BUILTIN_DECL): Fix name.
1702 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1704 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1706 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1708 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1710 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1712 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1715 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1716 Rename argument tm_fn to md_fn.
1718 (TARGET_OPTION_PRINT): Fix argument list.
1720 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1723 * config/i386/i386.c (ix86_fixup_binary_operands):
1724 Revert FMA4 fixup of operands.
1726 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1729 * Makefile.in (write_entries_to_file, install-plugin):
1730 Use \012 instead of \n with tr.
1732 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1734 * configure.ac (HAVE_AS_REF): New C macro.
1735 * configure: Regenerate.
1736 * config.in: Likewise.
1737 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1739 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1742 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1744 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1746 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1748 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1750 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1752 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1754 (TARGET_BINDS_LOCAL_P): Fix argument type.
1756 (TARGET_ASM_FILE_END): Use prototype.
1758 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1760 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1762 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1764 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1766 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1767 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1769 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1770 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1772 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1773 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1774 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1775 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1777 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1779 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1781 (TARGET_INIT_BUILTINS): Use prototype.
1783 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1784 Put 'const char *' in braces. Fix parameter types.
1785 (TARGET_INVALID_CONVERSION): Fix parameter types.
1786 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1787 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1789 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1792 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1794 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1796 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1798 * doc/tm.texi (TARGET_HELP): Fix return type.
1800 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1801 in braces. Fix argument types.
1803 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1805 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1807 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1809 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1810 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1812 (TARGET_MANGLE_TYPE): Fix argument types.
1814 (TARGET_IRA_COVER_CLASSES): Use prototype.
1816 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1818 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1820 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1822 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1824 (TARGET_CALLEE_COPIES): Fix argument types.
1826 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1828 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1830 (TARGET_FUNCTION_VALUE): Fix argument types.
1832 (TARGET_RETURN_IN_MSB): Fix argument type.
1834 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1836 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1838 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1840 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1841 agree with return type.
1843 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1845 2010-01-15 Jing Yu <jingyu@google.com>
1847 PR rtl-optimization/42691
1848 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1849 a pseudo to a constant and are merged, and adjust comments.
1851 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1853 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1855 2010-01-15 Richard Guenther <rguenther@suse.de>
1858 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1859 labels of computed or non-local gotos to the destination.
1860 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1861 landing pad label is the first label.
1863 2010-01-15 Richard Guenther <rguenther@suse.de>
1865 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1867 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1870 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1871 to allow generation of the xssqrtdp instruction on power7.
1872 (sqrtdf2_fpr): Ditto.
1874 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1877 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1878 functions with noreturn attribute.
1881 * varasm.c (declare_weak): Add weak attribute to decl if it
1882 doesn't have one already.
1883 (assemble_external): Only add decls to weak_decls if they also
1884 have weak attribute.
1886 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1888 * var-tracking.c (var_reg_delete): Don't delete the association
1889 between REGs and values or one-part variables if the register
1892 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1895 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1896 because its first operand is a non-localized variable.
1898 2010-01-14 Martin Jambor <mjambor@suse.cz>
1900 PR tree-optimization/42706
1901 * tree-sra.c (encountered_recursive_call): New variable.
1902 (encountered_unchangable_recursive_call): Likewise.
1903 (sra_initialize): Initialize both new variables.
1904 (callsite_has_enough_arguments_p): New function.
1905 (scan_function): Call decl and flags check only for IPA-SRA, check
1906 whether there is a recursive call and whether it has enough arguments.
1907 (all_callers_have_enough_arguments_p): New function.
1908 (convert_callers): Look for recursive calls only when
1909 encountered_recursive_call is set.
1910 (ipa_early_sra): Bail out either if
1911 !all_callers_have_enough_arguments_p or
1912 encountered_unchangable_recursive_call.
1914 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1916 * sel-sched.c: Add 2010 to copyright years.
1917 * sel-sched-ir.c: Likewise.
1918 * sel-sched-ir.h: Likewise.
1920 2010-01-14 Martin Jambor <mjambor@suse.cz>
1922 PR tree-optimization/42714
1923 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1924 constructors specially.
1926 2010-01-14 Andi Kleen <ak@linux.intel.com>
1928 * config/i386/drivers-i386.c (detect_caches_intel):
1929 Add l2sizekb parameter and fill in.
1930 (host_detect_local_cpu): Add l2sizekb, fill in.
1931 Add Atom small cache heuristic.
1933 2010-01-14 Andi Kleen <ak@linux.intel.com>
1935 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1936 Add level3 parameter and fill in.
1937 (detect_caches_intel): Handle level3 cache.
1939 2010-01-14 Andi Kleen <ak@linux.intel.com>
1941 * config/i386/drivers-i386.c (host_detect_local_cpu):
1942 Fix core duo detection.
1944 2010-01-14 Andi Kleen <ak@linux.intel.com>
1946 * config/i386/drivers-i386.c (host_detect_local_cpu):
1949 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1951 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1952 (rs6000_variable_issue_1): this. Use...
1953 (rs6000_variable_issue): here. Reimplement. Print debug info.
1955 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1957 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1958 sel_restore_notes. Update all callers. Call reemit_notes
1961 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1963 PR rtl-optimization/42246
1964 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1967 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1969 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1970 all successors is the same as number of successors in current region.
1972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1974 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1975 to rename is not separable. Otherwise check that its LHS is not NULL.
1977 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1979 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1981 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1983 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1984 available registers when failed to discover LHS register class.
1985 Fix indentation. Update comment.
1987 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1988 Alexander Monakov <amonakov@ispras.ru>
1990 PR rtl-optimization/42389
1991 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1993 (advance_state_on_fence): Likewise.
1994 (sel_target_adjust_priority): Print debug output only when
1995 sched_verbose >= 4, not 2.
1996 (get_expr_cost): Do not issue all unique insns on the next cycle.
1997 (fill_insns): Initialize can_issue_more from the value saved
1999 * sel-sched-ir.c (flist_add): New parameter issue_more.
2000 Init FENCE_ISSUE_MORE with it.
2001 (merge_fences): Likewise.
2002 (init_fences): Update call to flist_add.
2003 (add_to_fences, add_clean_fence_to_fences)
2004 (add_dirty_fence_to_fences): Likewise.
2005 (move_fence_to_fences): Update call to merge_fences.
2006 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2008 * sel-sched-ir.h (struct _fence): New field issue_more.
2009 (FENCE_ISSUE_MORE): New accessor macro.
2011 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2013 PR rtl-optimization/42388
2014 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2015 that have no predecessors nor successors. Do not call move_bb_info
2016 for empty blocks outside of current region.
2018 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2020 PR rtl-optimization/42294
2021 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2022 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2023 originators' originators.
2025 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2027 PR rtl-optimization/39453
2028 PR rtl-optimization/42246
2029 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2031 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2033 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2034 Alexander Monakov <amonakov@ispras.ru>
2037 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2038 (maybe_tidy_empty_bb): ... here. Make static. Add new
2039 argument. Update all callers.
2040 (tidy_control_flow): ... and here. Recompute topological order
2041 of basic blocks in region if necessary.
2042 (sel_redirect_edge_and_branch): Change return type. Return true
2043 if topological order might have been invalidated.
2044 (purge_empty_blocks): Export and move from...
2045 * sel-sched.c (purge_empty_blocks): ... here.
2046 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2047 (maybe_tidy_empty_bb): Delete prototype.
2048 (purge_empty_blocks): Declare.
2050 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2052 PR rtl-optimization/42249
2053 * sel-sched.c (try_replace_dest_reg): When chosen register
2054 and original register is the same, do not bail out early, but
2055 still check all original insns for validity of replacing destination
2056 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2059 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2062 Port from no-undefined-overflow branch:
2063 2009-03-09 Richard Guenther <rguenther@suse.de>
2065 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2067 2010-01-14 Richard Guenther <rguenther@suse.de>
2070 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2072 2010-01-14 Ira Rosen <irar@il.ibm.com>
2074 PR tree-optimization/42709
2075 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2076 as scalar type in creation of constant vector operand.
2078 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2081 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2082 (check-parallel-%): Match `testsuite' directory component only
2085 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2087 PR translation/39521
2088 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2091 2010-01-13 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/42730
2094 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2097 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2100 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2101 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2104 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2106 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2107 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2108 ___umulsi3_highpart.
2110 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2111 rather than schedule_insns if the pass is enabled.
2113 2010-01-13 Martin Jambor <mjambor@suse.cz>
2115 PR tree-optimization/42704
2116 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2119 2010-01-13 Martin Jambor <mjambor@suse.cz>
2121 PR tree-optimization/42703
2122 * tree-sra.c (analyze_access_subtree): Check that we can build a
2123 reference to the original data within the aggregate.
2125 2010-01-13 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/42705
2128 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2130 2010-01-13 Richard Guenther <rguenther@suse.de>
2133 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2135 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2138 * var-tracking.c (values_to_unmark): New variable.
2139 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2140 values_to_unmark vector. Moved body to...
2141 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2142 instead queue it into values_to_unmark vector.
2143 (vt_find_locations): Free values_to_unmark vector.
2145 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2147 * config/s390/s390.c (override_options): Set
2148 default of max-pending-list-length to 256
2150 2010-01-13 Richard Guenther <rguenther@suse.de>
2153 * tree-pass.h (PROP_gimple_lcx): New.
2154 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2155 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2156 before the final cleanup_eh.
2157 (dump_properties): Dump PROP_gimple_lcx.
2158 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2159 (tree_lower_complex_O0): Remove.
2160 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2161 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2162 tree_lower_complex, schedule TODO_update_ssa.
2163 * lto-streamer-out.c (output_function): Stream the functions
2165 * lto-streamer-in.c (input_function): Likewise.
2166 (lto_read_body): Do not override them here.
2168 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2171 * c-typeck.c (build_c_cast): Fold value cast to union type before
2172 wrapping it in a CONSTRUCTOR.
2174 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2176 PR rtl-optimization/42699
2177 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2180 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2182 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2183 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2184 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2185 SUBTARGET_WARN_UNUSED_SPEC): ... here
2186 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2188 2010-01-12 Julian Brown <julian@codesourcery.com>
2190 * config/arm/neon-schedgen.ml (Utils): Don't try to
2191 open missing module.
2192 (find_with_result): New.
2194 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2197 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2198 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2200 PR tree-optimization/42645
2201 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2202 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2203 decl_map, set processing_debug_stmt to -1 and return name without
2206 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2208 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2209 binutils version, and reword target configuration description.
2211 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2213 * config/avr/avr.h (LINKER_NAME): Remove.
2215 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2218 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2219 that support VSX, warn for -mno-altivec if vsx is not disabled,
2222 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2223 Shujing Zhao <pearly.zhao@oracle.com>
2225 PR translation/42469
2226 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2227 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2228 character between option name and help text.
2229 * c.opt (imultilib): Likewise.
2231 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2233 * lto-streamer-out.c (output_unreferenced_globals): Output static
2236 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2238 PR rtl-optimization/42621
2239 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2240 optimizing for size.
2241 (duplicate_computed_gotos): Remove now-redundant check.
2243 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2246 * configure.ac: Save and restore LDFLAGS and LIBS
2247 * configure: Regenerate.
2249 2010-01-10 Richard Guenther <rguenther@suse.de>
2252 * builtins.c (fold_builtin_strlen): Add type argument and
2253 convert the resulting length to it.
2254 (fold_builtin_1): Adjust.
2256 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2258 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2259 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2261 (num_insns_constant_wide): Adjust for that change.
2263 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2266 * web.c (union_defs): Add used argument, to combine uses of
2268 (entry_register): Adjust type and tests of used argument.
2269 (web_main): Widen used for new use. Pass it to union_defs.
2270 * df.h (union_defs): Adjust prototype.
2272 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2275 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2276 uses in new incoming argument. Free body.
2277 (reset_debug_uses_in_loop): New.
2278 (analyze_insn_to_expand_var): Call the latter if the former found
2279 anything. Fix whitespace. Reject invalid dest overlaps before
2280 going through all insns in the loop.
2282 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2285 * haifa-sched.c (dying_use_p): Debug insns don't count.
2287 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2290 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2291 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2292 (verify_gimple_call): Reject LHS in noreturn calls.
2294 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2298 * tree-vect-loop-manip.c (adjust_info): New type.
2299 (adjust_vec): New pointer to vector.
2300 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2301 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2302 (slpeel_update_phis_for_duplicate_loop): Use them.
2303 (slpeel_update_phi_nodes_for_guard1): Likewise.
2304 (slpeel_update_phi_nodes_for_guard2): Likewise.
2305 (slpeel_tree_peel_loop_to_edge): Likewise.
2306 (vect_update_ivs_after_vectorizer): Likewise.
2308 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2310 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2311 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2313 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2315 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2316 bogus uninitialized warning.
2318 2010-01-09 Richard Guenther <rguenther@suse.de>
2321 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2322 the evolution is compatible with the initial condition.
2324 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2326 * gcc.c (process_command): Update copyright notice dates.
2327 * gcov.c (print_version): Likewise.
2328 * gcov-dump.c (print_version): Likewise.
2329 * mips-tfile.c (main): Likewise.
2330 * mips-tdump.c (main): Likewise.
2332 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2335 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2337 (rotlhi3_8): Delete.
2339 (rotlsi3_8): Delete.
2340 (rotlsi3_16): Delete.
2341 (rotlsi3_24): Delete.
2343 (*rotw<mode>3): New.
2344 (*rotb<mode>3): New.
2345 * config/avr/avr.c (avr_rotate_bytes): New function.
2346 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2348 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2351 * configure.ac: Modify -rdynamic check.
2352 * configure: Regenerate.
2354 2010-01-08 DJ Delorie <dj@redhat.com>
2356 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2357 register popping order.
2359 2010-01-08 Richard Guenther <rguenther@suse.de>
2362 * c.opt (fsigned-char): Also let LTO handle this option.
2363 (funsigned-char): Likewise.
2365 2010-01-07 Richard Guenther <rguenther@suse.de>
2367 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2368 (gimple_op): Likewise.
2369 (gimple_op_ptr): Likewise.
2370 (gimple_assign_set_lhs): Remove gcc_assert.
2371 (gimple_assign_set_rhs1): Likewise.
2372 (gimple_assign_set_rhs2): Likewise.
2373 (gimple_call_set_lhs): Likewise.
2374 (gimple_call_set_fn): Likewise.
2375 (gimple_call_set_fndecl): Likewise.
2376 (gimple_call_fndecl): Likewise.
2377 (gimple_call_return_type): Likewise.
2378 (gimple_call_set_chain): Likewise.
2379 (gimple_call_num_args): Likewise.
2380 (gimple_call_set_arg): Likewise.
2381 (gimple_cond_set_code): Likewise.
2382 (gimple_cond_set_lhs): Likewise.
2383 (gimple_cond_set_rhs): Likewise.
2384 (gimple_cond_set_true_label): Likewise.
2385 (gimple_cond_set_false_label): Likewise.
2386 (gimple_label_set_label): Likewise.
2387 (gimple_goto_set_dest): Likewise.
2388 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2389 (gimple_debug_bind_get_value): Likewise.
2390 (gimple_debug_bind_get_value_ptr): Likewise.
2391 (gimple_debug_bind_set_var): Likewise.
2392 (gimple_debug_bind_set_value): Likewise.
2393 (gimple_debug_bind_reset_value): Likewise.
2394 (gimple_debug_bind_has_value_p): Likewise.
2395 (gimple_return_retval_ptr): Remove gcc_assert.
2396 (gimple_return_retval): Likewise.
2397 (gimple_return_set_retval): Likewise.
2398 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2399 (safe_referenced_var_iterator): Remove.
2400 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2401 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2402 (fill_referenced_var_vec): Remove.
2403 (first_readonly_imm_use): Remove redundant gcc_assert.
2404 (phi_arg_index_from_use): Combine gcc_asserts.
2405 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2406 (first_imm_use_stmt): Remove redundant gcc_assert.
2407 * tree-cfg.c (verify_gimple_call): Verify function and chain
2408 operands. Verify arguments.
2409 (verify_types_in_gimple_stmt): Verify condition code and labels.
2411 2010-01-07 Richard Guenther <rguenther@suse.de>
2413 PR tree-optimization/42641
2414 * sese.c (rename_map_elt_info): Use the SSA name version, do
2417 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2419 PR tree-optimization/42625
2420 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2421 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2423 2010-01-07 Duncan Sands <baldrick@free.fr>
2425 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2427 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2430 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2431 note itself is not function_invariant_p.
2433 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2435 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2436 Do not add the DF_NOTE problem.
2437 * store-motion.c (execute_rtl_store_motion): Likewise.
2439 2010-01-07 Martin Jambor <mjambor@suse.cz>
2441 PR tree-optimization/42157
2442 * tree-sra.c (compare_access_positions): Stabilize sort if both
2443 accesses have integer types, return zero immediately if they are the
2446 2010-01-06 Richard Henderson <rth@redhat.com>
2449 * haifa-sched.c (add_to_note_list): Merge into ...
2450 (concat_note_lists): ... here, and ...
2451 (unlink_other_notes, rm_other_notes): Merge into...
2452 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2453 NOTE_INSN_EPILOGUE_BEG.
2455 2010-01-06 Richard Guenther <rguenther@suse.de>
2457 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2458 not inline regular functions into always-inline functions.
2460 2010-01-06 Nick Clifton <nickc@redhat.com>
2462 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2463 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2465 (OVERRIDE_OPTIONS): Delete.
2466 (OPTIMIZATION_OPTIONS): Define.
2467 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2468 * config/rx/rx.c (rx_handle_option): Issue an error message if
2469 -mcpu=rx200 and -fpu are used together.
2470 (rx_set_optimization_options): New function. Issue an error
2471 message if an optimization attribute attempts to reset the FPU/
2472 math optimization pairing.
2473 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2474 * config/rx/rx.opt: Set the default to 32-bit doubles.
2475 * config/rx/t-rx: Add multilibs for -nofpu option.
2476 * doc/invoke.texi: Update documentation of RX options.
2478 2010-01-06 Richard Guenther <rguenther@suse.de>
2480 * tree-ssa-pre.c (name_to_id): New global.
2481 (alloc_expression_id): Simplify SSA name handling.
2482 (lookup_expression_id): Likewise.
2483 (init_pre): Zero name_to_id.
2484 (fini_pre): Free it.
2486 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2488 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2490 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2493 * config/i386/sse.md (smaxv2di3): New.
2494 (umaxv2di3): Likewise.
2495 (sminv2di3): Likewise.
2496 (uminv2di3): Likewise.
2498 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2501 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2502 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2503 (legitimize_tls_address): Likewise.
2504 (sparc_tls_referenced_p): Likewise.
2505 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2506 and adjust calls to legitimize_pic_address.
2507 (legitimate_constant_p) Use sparc_tls_referenced_p.
2508 (legitimate_pic_operand_p): Likewise.
2509 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2510 (sparc_tls_symbol_ref_1): Delete.
2511 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2512 (legitimize_tls_address): Make static, handle CONST patterns.
2513 (legitimize_pic_address): Make static, remove unused parameter and
2514 adjust recursive calls.
2515 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2516 and adjust call to legitimize_pic_address.
2517 (sparc_output_mi_thunk): Likewise.
2519 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2520 H.J. Lu <hongjiu.lu@intel.com>
2523 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2524 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2525 operands to make them signed.
2528 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2531 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2532 GTU to GT for V4SI and V2DI.
2534 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2535 (umin<mode>3): Removed.
2537 (uminv4si3): Likewise.
2539 2010-01-05 Martin Jambor <mjambor@suse.cz>
2541 PR tree-optimization/42462
2542 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2543 current_function_decl to helper functions and macros.
2545 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2548 * flags.h: Don't include real.h.
2549 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2550 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2551 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2552 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2553 * dominance.c: Update copyright.
2554 * gimple.c (walk_gimple_op): Remove inline.
2555 * tree-ssa-reassoc.c: Include real.h.
2556 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2557 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2559 2010-01-05 Nick Clifton <nickc@redhat.com>
2561 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2562 register to push into the stack frame when the accumulator has to
2563 be saved during interrupts.
2565 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2567 * doc/invoke.texi: Remove the documentation about option
2569 * common.opt (Wunreachable-code): Preserved for backward
2571 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2572 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2573 the backward compatibility flag section.
2575 2010-01-05 Richard Guenther <rguenther@suse.de>
2577 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2579 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2582 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2584 PR tree-optimization/42508
2585 * tree-sra.c (convert_callers): Check for recursive call
2586 by comparing cgraph nodes instead of decls.
2587 (modify_function): Call ipa_modify_formal_parameters also
2588 on all same_body aliases.
2590 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2591 cgraph nodes when checking for same_body aliases.
2593 2010-01-05 Richard Guenther <rguenther@suse.de>
2595 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2596 allocation and lookup.
2597 (get_or_alloc_expr_for_constant): Likewise.
2598 (phi_translate): Sink allocation.
2600 2010-01-04 Richard Guenther <rguenther@suse.de>
2602 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2603 a new entry only if needed.
2604 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2605 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2607 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2609 (phi_translate): Handle CONSTANTs early.
2611 2010-01-04 Martin Jambor <mjambor@suse.cz>
2613 PR tree-optimization/42398
2614 * tree-sra.c (struct access): Removed flag grp_different_types.
2615 (dump_access): Do not dump the removed flag.
2616 (sort_and_splice_var_accesses): Do not set the removed flag.
2617 (sra_modify_expr): Check for type compatibility directly.
2619 2010-01-04 Martin Jambor <mjambor@suse.cz>
2621 PR tree-optimization/42366
2622 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2623 edges with variable number of parameters.
2624 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2625 flag instead of asserting it.
2626 (ipa_read_node_info): Read uses_analysis_done flag.
2628 2010-01-04 Richard Guenther <rguenther@suse.de>
2630 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2631 iterative_hash_* as intended.
2632 (vn_reference_compute_hash): Likewise. Simplify hashing
2634 (vn_reference_lookup_2): Likewise.
2635 (vn_nary_op_compute_hash): Likewise.
2636 (vn_phi_compute_hash): Likewise.
2637 (expressions_equal_p): Remove strange code.
2638 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2639 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2640 (bitmap_insert_into_set_1): Take value-id as parameter.
2641 (add_to_value): Pass it.
2642 (bitmap_insert_into_set): Likewise.
2643 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2645 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2648 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2649 (do_self_spec): For switches with SWITCH_IGNORE set set also
2650 SWITCH_IGNORE_PERMANENTLY.
2651 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2654 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2656 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2657 tree of an unreferenced global var.
2659 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2662 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2663 GTU to GT for V4SI and V2DI.
2665 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2666 (umin<mode>3): Removed.
2668 (uminv4si3): Likewise.
2670 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2673 * collect2.c (main): Turn on trace in collect2 if -v is passed
2676 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2678 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2679 description of expression operand.
2681 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2683 * configure.ac: Add install-html to target_list for Make-hooks.
2684 * configure: Regenerate.
2685 * fortran/Make-lang.in (F95_HTMLFILES): New.
2686 (fortran.html): Use it.
2687 (fortran.install-html): New.
2688 * Makefile.in (install-html): Add lang.install-html.
2689 * java/Make-lang.in (JAVA_HTMLFILES): New.
2690 (java.html): Use it.
2691 (java.install-html): New.
2692 * objc/Make-lang.in (objc.install-html): New.
2693 * objcp/Make-lang.in (obj-c++.install-html): New.
2694 * cp/Make-lang.in (c++.install-html): New.
2695 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2696 * lto/Make-lang.in (lto.install-html): New.
2698 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2701 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2703 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2705 PR rtl-optimization/41862
2706 * store-motion.c (store_killed_in_insn, compute_store_table,
2707 remove_reachable_equiv_notes, replace_store_insn,
2708 build_store_vectors): Ignore all DEBUG_INSNs.
2710 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2713 * common.opt: Add dumpdir.
2715 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2717 (option_map): Add --dumpdir.
2719 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2721 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2723 * opts.c (decode_options): Try dump_dir_name first if
2724 dump_base_name isn't an absolute path.
2725 (common_handle_option): Handle OPT_dumpdir.
2727 * toplev.c (dump_dir_name): New.
2728 (print_switch_values): Also ignore -dumpdir.
2730 * toplev.h (dump_dir_name): New.
2732 2010-01-03 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/42589
2735 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2736 double-word expansion of bswap32.
2738 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2740 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2741 with BLOCK_FOR_INSN.
2742 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2743 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2744 noce_process_if_block): Likewise.
2745 * gcse.c (compute_local_properties, insert_expr_in_table,
2746 insert_set_in_table, canon_list_insert, find_avail_set,
2747 pre_insert_copy_insn): Likewise.
2749 * basic-block.h (BLOCK_NUM): Move from here...
2750 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2752 2010-01-03 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/42438
2755 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2756 contains_may_not_return_call flag.
2757 (BB_MAY_NOTRETURN): New.
2758 (valid_in_sets): Trapping nary operations are not valid
2759 in blocks that may not return.
2760 (insert_into_preds_of_block): Remove check for trapping expressions.
2761 (compute_avail): Compute also BB_MAY_NOTRETURN.
2763 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2765 * doc/invoke.texi: Add 2010 to copyright years.
2767 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2769 * config/sparc/sparc.c: Fix formatting nits.
2771 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2772 Alexander Monakov <amonakov@ispras.ru>
2774 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2776 2010-01-02 Richard Guenther <rguenther@suse.de>
2779 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2780 (simplify_switch_using_ranges): Mark to be removed edges
2783 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2785 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2787 * collect2.c (scan_libraries): Add missing argument in call to
2790 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2793 * config/alpha/predicates.md (aligned_memory_operand): Return false
2795 (unaligned_memory_operand): Return true for CQImode.
2796 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2797 doesn not cross aligned SImode word boundary.
2799 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2801 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2803 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2804 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2806 2010-01-02 Richard Guenther <rguenther@suse.de>
2809 * toplev.c (compile_file): Emit LTO marker properly. Change
2811 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2813 2010-01-01 Richard Guenther <rguenther@suse.de>
2816 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2818 2010-01-01 Richard Guenther <rguenther@suse.de>
2821 * c-decl.c (grokdeclarator): For zero-size arrays force
2822 structural equality checks as layout_type does.
2824 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2826 * builtins.c: Update copyright to 2010.
2828 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2831 * lto-streamer-out.c (produce_asm): Revert the last change.
2832 (copy_function): Likewise.
2834 * lto-streamer.c (lto_get_section_name): Skip any leading
2837 2010-01-01 Richard Guenther <rguenther@suse.de>
2840 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2844 Copyright (C) 2010 Free Software Foundation, Inc.
2846 Copying and distribution of this file, with or without modification,
2847 are permitted in any medium without royalty provided the copyright
2848 notice and this notice are preserved.