1 2010-02-26 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43188
4 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5 vector types of over-aligned element type.
7 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.c (expand_vec_perm_blend): Use correct
11 operands in V8HImode subregs. Fix operand order in VEC_MERGE
14 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
16 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
18 2010-02-26 Jakub Jelinek <jakub@redhat.com>
20 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
21 * var-tracking.c: Include diagnostic.h.
22 (debug_dv): New function.
23 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
26 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
27 (add_value_chain, add_value_chains, remove_value_chain,
28 remove_value_chains): Handle DEBUG_EXPRs.
29 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
32 * regcprop.c (struct queued_debug_insn_change): New type.
33 (struct value_data_entry): Add debug_insn_changes field.
34 (struct value_data): Add n_debug_insn_changes field.
35 (debug_insn_changes_pool): New variable.
36 (free_debug_insn_changes, apply_debug_insn_changes,
37 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
38 (kill_value_one_regno): Call free_debug_insn_changes if needed.
39 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
41 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
43 (copyprop_hardreg_forward_1): Don't call apply_change_group for
44 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
45 changes, call cprop_find_used_regs via note_stores.
46 (copyprop_hardreg_forward): When copying vd from predecessor
47 which has any queued DEBUG_INSN changes, make sure the pointers are
48 cleared. At the end call df_analyze and then if there are any
49 DEBUG_INSN changes queued at the end of some basic block for still
50 live registers, apply them.
51 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
53 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
55 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
58 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
60 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
61 targets. Set the default with_cpu/with_arch from arch/cpu.
62 Allow x86-64 and native for with_cpu/with_arch.
64 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
66 * ebitmap.c: Change calls to verify_popcount with calls to
67 sbitmap_verify_popcount.
68 (ebitmap_clear_bit): Fixed map->cacheindex test and
69 map>cache update when bit clearing results in an empty
72 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
75 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
76 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
77 and support both V2DF and V2DI modes.
78 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
79 support both V2DF and V2DI modes.
80 (general): Delete trailing whitespace from a few patterns.
82 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
83 V2DF/V2DI interleave high/low builtins.
85 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
88 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
89 interleave high/low functions.
91 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
93 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
94 #pragma extern_prefix.
96 2010-02-25 Jakub Jelinek <jakub@redhat.com>
99 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
100 BLKmode, assert op0 is a MEM and just adjust its mode.
103 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
104 if bitpos isn't multiple of mode's bitsize.
106 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
108 * c.opt (-ftemplate-depth=): New.
109 (-ftemplate-depth-): Deprecate.
110 * optc-gen.awk: Handle -ftemplate-depth=.
111 * opth-gen.awk: Likewise.
112 * c-opts.c (c_common_handle_option): Likewise.
113 * doc/invoke.texi (-ftemplate-depth-): Replace with
116 2010-02-24 Jason Merrill <jason@redhat.com>
118 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
120 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * cfg.c (alloc_aux_for_block): Remove inline.
123 (alloc_aux_for_edge): Likewise.
125 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
127 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
129 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
131 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
132 * config/i386/sol2-gas.h: New file.
133 * config.gcc (i[34567]86-*-solaris2*): Use it.
135 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
138 * c-typeck.c (ep_convert_and_check): New.
139 (build_conditional_expr): Use it.
140 (build_binary_op): Likewise.
142 2010-02-24 Jakub Jelinek <jakub@redhat.com>
144 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
147 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
149 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
150 expr needs to have DECL_NAME set.
152 2010-02-24 Nick Clifton <nickc@redhat.com>
154 * config/mep/mep.c: Include gimple.h.
155 (mep_function_uses_sp): Delete unused function.
156 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
157 parameters. Use unsigned integers to count args. Return a
158 NULL_RTX instead of an error_mark_node. Toidy up formatting.
160 2010-02-23 Jakub Jelinek <jakub@redhat.com>
163 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
164 greater or equal to nelt instead of 2 * nelt.
165 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
168 2010-02-23 Jason Merrill <jason@redhat.com>
171 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
172 in cfun->local_decls even if they have register types.
175 * stor-layout.c (place_field): Don't warn about unnecessary
176 DECL_PACKED if the type is packed.
178 2010-02-23 Jakub Jelinek <jakub@redhat.com>
181 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
182 GOTOFF relocs, even when the base reg isn't pic pointer.
184 2010-02-23 Michael Matz <matz@suse.de>
187 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
188 (expand_gimple_basic_block): Generate and use debug temps if there
189 are debug uses left after the last real use of TERed ssa names.
190 Unlink debug immediate uses when they are expanded.
192 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
195 * config/i386/i386.c (override_options): Reorganise to provide
196 better error messages.
198 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
201 * graphite-scop-detection.c (create_single_exit_edge): Move
202 the call to find_single_exit_edge to....
203 (create_sese_edges): ...here. Don't handle multiple edges
204 exiting the function.
205 (build_graphite_scops): Don't handle multiple edges
206 exiting the function.
208 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
211 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
212 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
214 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
217 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
219 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
222 * c-typeck.c (convert_arguments): Print declaration location.
223 * c-common.c (validate_nargs): Rename as
224 builtin_function_validate_nargs.
225 (check_builtin_function_arguments): Update.
227 2010-02-22 Richard Guenther <rguenther@suse.de>
230 * tree-inline.c (declare_return_variable): Use the type of
231 the call stmt lhs if available.
233 2010-02-22 Duncan Sands <baldrick@free.fr>
235 * passes.c (register_pass): Always consider all pass lists when
236 ref_pass_instance_number is zero.
238 2010-02-22 Richard Guenther <rguenther@suse.de>
240 PR tree-optimization/42749
241 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
242 parameter. Do arithmetic in the original type.
243 (update_accumulator_with_ops): Likewise.
244 (adjust_accumulator_values): Adjust.
246 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
248 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
249 (QI to BLKmode splitter): New splitter.
251 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
253 * config/i386/i386.c (initial_ix86_tune_features): Turn on
254 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
256 2010-02-22 Richard Guenther <rguenther@suse.de>
258 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
260 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
262 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
263 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
264 ($(T)crti.o, $(T)crtn.o): Remove rules.
266 2010-02-21 Tobias Burnus <burnus@net-b.de>
269 * doc/invoke.texi (-fassociative-math): Document that this
270 option is automatically enabled for Fortran.
272 2010-02-20 David S. Miller <davem@davemloft.net>
274 * configure.ac: Test if linker and assembler properly support
275 GOTDATA_OP relocations.
276 * configure: Rebuild.
277 * config.in: Likewise.
278 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
279 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
280 (movsi_high_pic): Likewise.
281 (movdi_lo_sum_pic): Likewise.
282 (movdi_high_pic): Likewise.
283 (movsi_pic_gotdata_op): New pattern.
284 (movdi_pic_gotdata_op): Likewise.
285 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
286 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
288 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
293 (xop_mulv2div2di3_high): Ditto.
295 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
298 * c.opt (Wconversion-null): New option.
299 * doc/invoke.texi (Wconversion-null): Document.
301 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
303 * common.opt (Wlarger-than-): Add Undocumented.
305 2010-02-19 Mike Stump <mikestump@comcast.net>
307 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
309 2010-02-19 Jason Merrill <jason@redhat.com>
312 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
313 * configure: Likewise.
315 2010-02-20 Alan Modra <amodra@gmail.com>
318 * cgraph.h (cgraph_make_decl_local): Declare.
319 * cgraph.c (cgraph_make_decl_local): New function.
320 (cgraph_make_node_local): Use it.
321 * cgraphunit.c (cgraph_function_versioning): Likewise.
322 * ipa.c (function_and_variable_visibility): Likewise.
324 2010-02-19 Jakub Jelinek <jakub@redhat.com>
327 * except.c (sjlj_emit_function_enter): Don't call
328 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
330 * rtl.h (add_reg_br_prob_note): Remove prototype.
332 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
335 * c-common.c (conversion_warning): Remove widening conversions
336 before checking the conversion of integers to reals.
338 2010-02-19 Mike Stump <mikestump@comcast.net>
341 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
344 * cgraphunit.c (process_function_and_variable_attributes): Check
345 DECL_PRESERVE_P instead of looking up attribute "used".
346 * ipa-pure-const.c (check_decl): Likewise.
347 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
348 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
349 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
350 instead of attribute "used".
351 * config/sol2-c.c (solaris_pragma_init): Likewise.
352 (solaris_pragma_fini): Likewise.
354 2010-02-19 Jakub Jelinek <jakub@redhat.com>
356 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
357 Use XCNEW instead of xcalloc.
358 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
359 XNEW instead of xmalloc.
360 (get_fields): Use XNEWVEC instead of xmalloc.
363 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
365 (create_new_general_access): For debug stmts just reset value.
366 (get_stmt_accesses): For accesses within debug stmts just record them
367 using add_access_to_acc_sites instead of preventing the peeling or
368 counting them as accesses.
371 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
373 2010-02-19 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/42916
376 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
379 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
381 * configure.ac: Replace all uses of changequote in macro arguments
384 2010-02-19 Jakub Jelinek <jakub@redhat.com>
387 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
389 2010-02-19 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/42944
392 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
393 test for aliasing with errno.
395 2010-02-19 Jakub Jelinek <jakub@redhat.com>
398 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
399 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
400 * dojump.c: Include output.h.
401 (inv): New inline function.
402 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
403 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
404 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
405 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
406 argument, pass it down to other calls.
407 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
408 add REG_BR_PROB note to the conditional jump.
409 * cfgexpand.c (add_reg_br_prob_note): Removed.
410 (expand_gimple_cond): Don't call it, add the probability
411 as last argument to jumpif_1/jumpifnot_1.
412 * Makefile.in (dojump.o): Depend on output.h.
413 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
415 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
416 * stmt.c (do_jump_if_equal): Likewise.
417 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
418 * loop-unswitch.c (compare_and_jump_seq): Likewise.
419 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
421 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
422 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
424 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
426 (store_expr): Adjust jumpifnot caller.
427 (store_constructor): Adjust jumpif caller.
430 * gimplify.c (gimple_boolify): For __builtin_expect call
431 gimple_boolify also on its first argument.
433 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
435 * configure.ac (gnu-unique-object): Wrap regexps using [] in
437 (__stack_chk_fail): Ditto. Remove quadrigraphs.
438 * configure: Regenerated.
440 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
442 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
443 lang_hooks.types_compatible_p instead of comptypes.
445 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
447 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
448 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
449 if __prefer_thumb__ is defined.
451 2010-02-18 Martin Jambor <mjambor@suse.cz>
453 PR tree-optimization/43066
454 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
455 array with zero-sized element type.
457 2010-02-18 Jakub Jelinek <jakub@redhat.com>
459 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
460 rtx, allocate struct var_loc_node here and return it to the
461 caller, and only if it is actually needed.
462 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
463 move it earlier and return immediately if it returns NULL.
465 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
467 * config/sparc/gas.h: New file. Restore
468 TARGET_ASM_NAMED_SECTION to its ELF default.
469 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
471 * config/sparc/sparc.c (sparc_elf_asm_named_section):
472 Likewise. Add ATTRIBUTE_UNUSED to prototype.
473 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
476 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
478 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
480 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
482 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
483 patterns from predicated pattern.
485 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
489 for insn mnemonic suffix.
491 2010-02-17 Richard Guenther <rguenther@suse.de>
493 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
496 2010-02-17 Jakub Jelinek <jakub@redhat.com>
499 * caller-save.c (save_call_clobbered_regs): If BB ends with
500 a DEBUG_INSN, move any notes in between last real insn and the last
501 DEBUG_INSN after the last DEBUG_INSN.
503 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
505 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
506 Fix return type. Fix argument type. Explain meaning of return value.
508 2010-02-16 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/41043
511 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
512 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
514 (vrp_visit_phi_node): ... but only for loop PHI nodes.
516 2010-02-16 Ira Rosen <irar@il.ibm.com>
518 PR tree-optimization/43074
519 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
520 * tree-vect-loop.c (vect_analyze_loop_operations): Add
521 vectorizable cycles in hybrid SLP check.
522 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
524 2010-02-16 Richard Guenther <rguenther@suse.de>
526 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
527 (true_dependence): If memrefs_conflict_p computes must-alias
528 trust it. Move TBAA check after offset-based disambiguation.
529 (canon_true_dependence): Likewise.
531 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
533 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
534 * doc/invoke.texi: Document it.
535 * var-tracking.c: Include toplev.h and params.h.
536 (vt_find_locations): Return bool indicating success. Compute
537 hash sizes unconditionally. Check new parameter, report.
538 (variable_tracking_main_1): Check vt_find_locations results and
539 retry. Renamed from...
540 (variable_tracking_main): ... this. New wrapper to preserve
541 flag_var_tracking_assignments.
542 * Makefile.in (var-tracking.o): Adjust dependencies.
544 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
545 Jakub Jelinek <jakub@redhat.com>
548 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
549 if weak_import attribute is present.
550 * config/darwin.c (machopic_select_section): Likewise.
552 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
555 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
556 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
557 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
559 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
561 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
564 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
565 Rewrite text to refer to the names.
567 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
569 * config/i386/i386-builtin-types.def
570 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
571 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
572 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
573 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
574 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
575 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
576 IX86_BUILTIN_VPERMIL2PS256.
577 (MULTI_ARG_4_DF2_DI_I): Defined.
578 (MULTI_ARG_4_DF2_DI_I1): Defined.
579 (MULTI_ARG_4_SF2_SI_I): Defined.
580 (MULTI_ARG_4_SF2_SI_I1): Defined.
581 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
582 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
583 __builtin_ia32_vpermil2ps256.
584 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
585 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
586 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
587 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
588 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
589 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
590 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
591 CODE_FOR_xop_vpermil2v8sf3.
592 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
593 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
594 * config/i386/xopintrin.h (_mm_permute2_pd): New.
595 (_mm256_permute2_pd): New.
596 (_mm_permute2_ps): New.
597 (_mm256_permute2_ps): New.
599 2010-02-15 Nick Clifton <nickc@redhat.com>
601 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
602 boolean parameters. Use emit_jump_insn when emitting a pop
603 instruction containing a return insn.
604 (push): Use 'true' rather than '1' as second parameter to F.
605 (h8300_expand_prologue): Likewise.
606 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
607 (h8300_expand_epilogue): Likewise.
609 2010-02-15 Richard Guenther <rguenther@suse.de>
612 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
615 2010-02-15 Nick Clifton <nickc@redhat.com>
617 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
620 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
622 * intl.c (fake_ngettext): New function.
623 * intl.h (fake_ngettext): Declare.
624 (ngettext): Define macro.
625 * collect2.c (notice_translated): New function.
626 (main): Use notice_translated and ngettext.
627 * collect2.h (notice_translated): Declare.
629 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
631 * reorg.c (delete_computation): Comment fixes.
632 * caller-save.c (setup_save_areas): Idem.
633 * sel-sched-dump.c (dump_lv_set): Idem.
636 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
638 * config/s390/s390.c (s390_sched_init): New function.
639 (TARGET_SCHED_INIT): Target hook defined.
641 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
642 Jack Howarth <howarth@bromo.med.uc.edu>
643 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
646 Partial revert of unintended change in fix for PR41605.
647 * config/darwin.h: Fix typo.
648 * config/darwin9.h: Same.
650 2010-02-11 Jakub Jelinek <jakub@redhat.com>
652 * c-pch.c (pch_init): Clear v.
654 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
657 * graphite-scop-detection.c (graphite_can_represent_scev): Call
658 graphite_can_represent_init for MULT_EXPR.
660 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
664 * graphite-sese-to-poly.c (remove_phi): New.
665 (translate_scalar_reduction_to_array): Call remove_phi.
667 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
670 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
671 * graphite-clast-to-gimple.h (gloog): Update declaration.
672 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
673 * graphite-poly.h (struct poly_bb): Add missing comments.
674 (struct scop): Add poly_scop_p field.
676 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
677 * graphite.c (graphite_transform_loops): Build the polyhedral
678 representation for each scop before code generation.
679 * sese.c (rename_variables_in_operand): Removed.
680 (rename_variables_in_expr): Return the renamed expression.
681 (rename_sese_parameters): New.
682 * sese.h (rename_sese_parameters): Declared.
684 2010-02-11 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/42998
687 * tree-ssa-pre.c (create_expression_by_pieces): Treat
688 POINTER_PLUS_EXPR properly.
690 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
691 Changpeng Fang <changpeng.fang@amd.com>
694 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
695 the cost of an IV candidate when the IV is used in a test against zero.
697 * gcc.dg/tree-ssa/ivopts-3.c: New.
699 2010-02-11 Richard Guenther <rguenther@suse.de>
702 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
703 pointer-vs-decl case by swapping refs. Handle some cases
704 of pointer-vs-decl disambiguations more conservatively.
705 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
706 to false after expanding.
708 2010-02-11 Richard Guenther <rguenther@suse.de>
711 * gcc.c (process_command): Handle LTO file@offset case more
714 2010-02-11 Jakub Jelinek <jakub@redhat.com>
716 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
717 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
719 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
721 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
722 if MEM's mode size isn't DWARF2_ADDR_SIZE.
723 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
724 Optimize eq/ne comparisons when both arguments are known to be
726 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
727 Don't mask operands unnecessarily if they are known to be already
730 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
732 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
735 2010-02-10 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/43017
738 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
739 for wrapping signed arithmetic.
741 2010-02-10 Jakub Jelinek <jakub@redhat.com>
744 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
745 if no debug info should be emitted for it.
747 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
749 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
750 note when flag_exceptions is set.
752 2010-02-10 Duncan Sands <baldrick@free.fr>
754 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
756 2010-02-10 Richard Guenther <rguenther@suse.de>
759 * tree.c (get_unwidened): Handle constants.
760 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
762 2010-02-10 Martin Jambor <mjambor@suse.cz>
765 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
766 check for variable argument counts independently.
768 2010-02-10 Christian Bruel <christian.bruel@st.com>
771 * config/sh/sh.c (find_barrier): Increase length for non delayed
772 conditional branches.
774 2010-02-10 Christian Bruel <christian.bruel@st.com>
776 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
778 2010-02-10 Jakub Jelinek <jakub@redhat.com>
780 * builtins.c (set_builtin_user_assembler_name): Also handle
781 ffs if int is smaller than word.
783 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
786 * ira-conflicts.c (get_dup): Remove.
787 (process_reg_shuffles): Add new parameter. Use it as an
788 additional guard for copy generation.
789 (add_insn_allocno_copies): Rewrite.
791 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
793 * common.opt (fsched2-use-traces): Preserved for backward
795 * doc/invoke.texi: Remove the documentation about option
797 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
798 flag_sched2_use_traces.
799 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
800 the backward compatibility flag section.
802 2010-02-09 Richard Guenther <rguenther@suse.de>
804 PR tree-optimization/43008
805 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
806 make HEAP variables initialized from global memory if they
807 are not known builtin functions.
808 (find_func_aliases): Adjust.
810 2010-02-09 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/43000
813 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
816 2010-02-08 Jakub Jelinek <jakub@redhat.com>
818 PR tree-optimization/42931
819 * tree-loop-linear.c (try_interchange_loops): Don't call
820 double_int_mul if estimated_loop_iterations failed.
822 2010-02-08 Martin Jambor <mjambor@suse.cz>
825 * tree-sra.c (build_accesses_from_assign): Do not mark in
826 should_scalarize_away_bitmap if stmt has volatile ops.
827 (sra_modify_assign): Do not process assigns piecemeal if if stmt
830 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
832 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
834 2010-02-07 Adam Nemet <adambnmet@gmail.com>
836 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
839 2010-02-07 Andrew Pinski <pinskia@gmail.com>
842 * df-core.c (df_finish_pass): Change type of saved_flags to int.
844 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
847 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
848 to unknown_dependence.
849 (graphite_legal_transform_dr): Handle the unknown_dependence.
850 (graphite_carried_dependence_level_k): Same.
852 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
854 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
856 2010-02-07 Richard Guenther <rguenther@suse.de>
859 * expr.c (get_inner_reference): Always initialize *pbitsize.
861 2010-02-07 Richard Guenther <rguenther@suse.de>
864 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
865 new ARRAY_REFs on variable size element or minimal index arrays.
867 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
868 gimple_fold_indirect_ref.
870 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
873 * arm.c (arm_override_options): Just return if the user has specified
876 2010-02-03 Jason Merrill <jason@redhat.com>
879 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
880 i386_pe_maybe_record_exported_symbol.
882 2010-02-05 Steve Ellcey <sje@cup.hp.com>
885 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
886 (pa_delegitimize_address): New function.
888 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
890 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
891 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
893 2010-02-05 Richard Guenther <rguenther@suse.de>
896 * lto-streamer-in.c (get_resolution): Deal with references
897 to undefined functions.
899 2010-02-05 Richard Guenther <rguenther@suse.de>
901 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
902 (fold_const_aggregate_ref): Likewise.
903 (ccp_fold_stmt): Substitute loads.
904 (maybe_fold_reference): Verify types before substituting.
906 (fold_gimple_assign): Unshare properly.
907 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
909 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
911 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
912 for rs6000_gen_cell_microcode.
914 2010-02-04 Richard Guenther <rguenther@suse.de>
916 PR rtl-optimization/42952
917 * dse.c (const_or_frame_p): Remove MEM handling.
919 2010-02-04 Nick Clifton <nickc@redhat.com>
921 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
922 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
923 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
924 (mn10300_asm_output_mi_thunk): New function.
925 (mn10300_can_output_mu_thunk): New function.
926 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
927 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
928 (FUNCTION_ARG): Delete incorrect comment.
930 2010-02-03 Jason Merrill <jason@redhat.com>
933 * fold-const.c (operand_equal_p): Handle erroneous types.
935 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
937 * config/h8300/h8300.md (can_delay): Fix attibute condition.
939 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
941 PR rtl-optimization/42941
942 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
945 2010-02-03 Jason Merrill <jason@redhat.com>
948 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
950 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
953 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
955 (cselib_reset_table): Renamed from...
956 (cselib_reset_table_with_next_value): ... this.
957 (cselib_get_next_uid): Renamed from...
958 (cselib_get_next_unknown_value): ... this.
959 * cselib.c (next_uid): Renamed from...
960 (next_unknown_value): ... this.
961 (cselib_clear_table): Adjust.
962 (cselib_reset_table): Adjust. Renamed from...
963 (cselib_reset_table_with_next_value): ... this.
964 (cselib_get_next_uid): Adjust. Renamed from...
965 (cselib_get_next_unknown_value): ... this.
966 (get_value_hash): Use hash.
967 (cselib_hash_rtx): Likewise.
968 (new_cselib_val): Adjust. Set and dump uid.
969 (cselib_lookup_mem): Pass next_uid as hash.
970 (cselib_subst_to_values): Likewise.
971 (cselib_log_lookup): Dump uid.
972 (cselib_lookup): Pass next_uid as hash. Adjust.
973 (cselib_process_insn): Adjust.
974 (cselib_init): Initialize next_uid.
975 (cselib_finish): Adjust.
976 (dump_cselib_table): Likewise.
977 * dse.c (canon_address): Dump value uid.
978 * print-rtl.c (print_rtx): Print value uid.
979 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
981 (dv_uid): New function, sort of renamed from...
982 (dv_htab_hash): ... this, reimplemented in terms of it and...
983 (dv_uid2hash): ... this. New.
984 (variable_htab_eq): Drop excess assertions.
985 (tie_break_pointers): Removed.
986 (canon_value_cmp): Compare uids.
987 (variable_post_merge_New_vals): Print uids.
988 (vt_add_function_parameters): Adjust.
989 (vt_initialize): Reset table. Adjust.
991 2010-02-03 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/42944
994 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
995 (call_may_clobber_ref_p_1): Likewise. Properly handle
996 malloc and calloc clobbering errno.
998 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1000 * doc/invoke.texi: Fix name of sched1 dump.
1002 * opts.c (decode_options): Set flag_tree_switch_conversion
1003 only conditionally on optimize >= 2.
1005 * gcse.c: Assorted comment fixes in pass description.
1007 2010-02-03 Anthony Green <green@moxielogic.com>
1009 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1010 nop padding in order to maintain alignment of storage location of
1011 target function address.
1012 (moxie_trampoline_init): Store target function address at newly
1014 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1016 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1018 2010-02-03 Richard Guenther <rguenther@suse.de>
1021 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1023 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1025 * config.gcc: Reenable check for obsolete targets.
1026 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1027 mips-sgi-irix6.[0-4]*.
1029 2010-02-02 Nick Clifton <nickc@redhat.com>
1031 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1032 constant size of 4 as being the same as 0.
1033 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1034 can take values in the range 0..4.
1036 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1039 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1040 as _darwin10_Unwind_FindEnclosingFunction().
1041 * libgcc-libsystem.ver: New.
1043 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1046 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1047 implicitly set registers.
1049 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1051 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1052 (arm_override_options): Allow automatic selection of the thread
1053 pointer register if thumb2.
1054 (legitimize_pic_address): Improve code sequences for Thumb2.
1055 (arm_call_tls_get_addr): Likewise.
1056 (legitimize_tls_address): Likewise.
1057 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1058 (pic_load_addr_32bit): ... this. New named pattern.
1059 * thumb2.md (pic_load_addr_thumb2): Delete.
1060 (pic_load_dot_plus_four): Delete.
1061 (tls_load_dot_plus_four): New named pattern.
1063 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1066 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1067 Document fix for TLS bug.
1069 2010-01-31 Richard Guenther <rguenther@suse.de>
1071 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1072 conservatively correct.
1074 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1078 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1080 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1082 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1084 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1086 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1088 * config.gcc: Adjust order of makefile fragments for mingw targets.
1090 2010-01-31 Richard Guenther <rguenther@suse.de>
1093 * gimplify.c (gimplify_init_constructor): For volatile LHS
1094 initialize a temporary.
1096 2010-01-31 Matthias Klose <doko@ubuntu.com>
1098 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1100 * configure: Regenerate.
1102 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1104 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1105 the same alias set and their sizes different constantness.
1106 (aliasing_component_refs_p): Revert 2009-10-24 change.
1108 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1110 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1113 2010-01-29 Richard Guenther <rguenther@suse.de>
1115 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1116 Assert we successfully updated the call.
1118 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1120 PR rtl-optimization/42889
1121 * df.h (df_set_bb_dirty_nonlr): New prototype.
1122 * df-core.c (df_set_bb_dirty_nonlr): New function.
1123 * df-scan.c (df_insn_rescan): Call it instead of
1124 df_set_bb_dirty for DEBUG_INSNs.
1126 2010-01-29 Richard Guenther <rguenther@suse.de>
1129 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1130 quadratic behavior in most cases.
1132 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1136 in the call to gen_x86_movsicc_0_m1.
1138 2010-01-28 Richard Guenther <rguenther@suse.de>
1140 PR tree-optimization/42871
1141 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1143 2010-01-28 Richard Guenther <rguenther@suse.de>
1145 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1146 into call arguments.
1148 2010-01-28 Richard Guenther <rguenther@suse.de>
1151 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1152 the forwarder if the destination is an EH landing pad.
1154 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1156 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1157 block list passed to gimple_duplicate_sese_tail.
1158 (parallelize_loops): Avoid parallelization when the function
1160 Avoid parallelization when the preheader is IRREDUCIBLE.
1161 Try to optimize when estimated_loop_iterations_int is unresolved.
1162 Add the loop's location to the dump file.
1163 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1164 (gimple_duplicate_sese_tail): Remove the check for the latch.
1165 Redirect nexits to the exit block.
1166 Remove handling of the incoming edges to the latch.
1167 Redirect the backedge from the copied latch to the exit bb.
1169 2010-01-28 Michael Matz <matz@suse.de>
1172 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1173 Wrap force_reg into a sequence, emit it before user.
1175 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1177 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1179 (arm_legacy_rev): Likewise.
1180 (thumb_legacy_rev): Likewise.
1182 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1184 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1185 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1186 on MEM's address failed, try avoid_constant_pool_reference and
1187 recurse if it returned something different.
1188 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1189 address, try avoid_constant_pool_reference and recurse if it
1190 returned something different.
1191 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1192 address and avoid_constant_pool_reference returned something
1193 different, don't set have_address.
1195 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1198 * var-tracking.c (val_store): Add modified argument, obey it.
1200 (count_uses): Move down logging of main.
1201 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1202 don't need resolution.
1203 (emit_notes_in_bb): Likewise.
1205 2010-01-27 Richard Guenther <rguenther@suse.de>
1208 * tree-inline.c (remap_decl): Delay remapping of SSA name
1209 default definitions until we need them.
1211 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1213 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1214 (rs6000_delegitimize_address): New function.
1216 * config/s390/s390.c (s390_delegitimize_address): Call
1217 delegitimize_mem_from_attrs.
1220 * tree-inline.c (cannot_copy_type_1): Removed.
1221 (copy_forbidden): Don't forbid copying of functions containing
1222 records/unions with variable length fields.
1224 2010-01-27 Christian Bruel <christian.bruel@st.com>
1228 * config/sh/sh.c (find_barrier): Increase length for non delayed
1229 conditional branches.
1231 2010-01-27 Matthias Klose <doko@ubuntu.com>
1233 * configure.ac (gnu-unique-object): Fix ldd version check.
1234 * configure: Regenerate.
1236 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1238 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1240 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1241 Test for HAVE_GNU_AS value.
1243 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1245 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1246 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1247 INT64_TYPE): Define.
1248 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1249 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1250 INT_LEAST64_TYPE): Define.
1251 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1252 UINT_LEAST64_TYPE): Define.
1253 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1254 INT_FAST64_TYPE): Define.
1255 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1256 UINT_FAST64_TYPE): Define.
1257 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1258 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1259 (SIG_ATOMIC_TYPE): Define.
1261 2010-01-26 Richard Guenther <rguenther@suse.de>
1263 * df-scan.c (df_scan_set_bb_info): Remove assert.
1264 (df_insn_rescan_debug_internal): Merge asserts.
1265 (df_install_ref): Likewise.
1266 (df_mark_reg): Use bitmap_set_range.
1267 (df_hard_reg_used_p): Remove assert.
1268 (df_hard_reg_used_count): Likewise.
1270 2010-01-26 Richard Guenther <rguenther@suse.de>
1272 PR rtl-optimization/42685
1273 * web.c (web_main): Ignore DEBUG_INSNs.
1275 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1277 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1279 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1280 Fix types of fndecl and arglist parameters.
1282 2010-01-26 Richard Guenther <rguenther@suse.de>
1285 * tree-eh.c (unsplit_eh): Skip debug insns.
1287 2010-01-26 Richard Guenther <rguenther@suse.de>
1289 PR tree-optimization/42250
1290 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1292 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1295 * omp-low.c (expand_omp_sections): Only use single_pred if
1296 l2_bb is single_pred_p.
1298 2010-01-25 Christian Bruel <christian.bruel@st.com>
1301 * config/sh/sh.c (find_barrier): Increase length for non delayed
1302 conditional branches.
1303 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1305 2010-01-24 David S. Miller <davem@davemloft.net>
1307 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1308 define if not using GAS.
1309 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1310 Likewise. Delete SECTION_MERGE code, which is only applicable
1313 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1316 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1317 mangling of va_list in system headers.
1319 2010-01-23 Toon Moene <toon@moene.org>
1321 * tree-predcom.c (combine_chains): Return NULL, not false.
1323 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1325 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1326 initialization of variable res to agree with return type.
1328 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1330 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1331 * tree-sra.c: Add include of expr.h.
1333 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1335 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1336 insert the debug stmt on the single non-EH edge from the stmt.
1338 2010-01-22 Richard Henderson <rth@redhat.com>
1341 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1342 the RHS until after generate_subtree_copies has insertted its
1343 code before the current statement.
1345 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1347 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1349 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1351 2010-01-21 Martin Jambor <mjambor@suse.cz>
1353 PR tree-optimization/42585
1354 * tree-sra.c (struct access): New field grp_total_scalarization.
1355 (dump_access): Dump the new field.
1356 (should_scalarize_away_bitmap): New variable.
1357 (cannot_scalarize_away_bitmap): Likewise.
1358 (sra_initialize): Allocate new bitmaps.
1359 (sra_deinitialize): Free new bitmaps.
1360 (create_access_1): New function.
1361 (create_access): Parts moved to create_access_1.
1362 (type_consists_of_records_p): New function.
1363 (completely_scalarize_record): Likewise.
1364 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1365 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1366 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1368 (analyze_all_variable_accesses): Completely scalarize small eligible
1371 2010-01-21 Martin Jambor <mjambor@suse.cz>
1373 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1375 2010-01-21 Andrew Haley <aph@redhat.com>
1377 * gcc.c (process_command): Move lang_specific_driver before
1378 setting cc_libexec_prefix.
1380 2010-01-21 Richard Guenther <rguenther@suse.de>
1383 * fold-const.c (negate_expr_p): Pretend only negative
1384 real constants are easily negatable.
1386 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1387 Jason Merrill <jason@redhat.com>
1389 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1390 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1391 * calls.c (initialize argument_information): Handle it.
1392 * c-common.c (handle_transparent_union_attribute): Use new name.
1393 * c-decl.c (finish_struct): Ditto.
1394 * c-typeck.c (type_lists_compatible_p): Ditto.
1395 (convert_for_assignment): Use new name and also handle record.
1396 * function.c (aggregate_value_p): Handle it.
1397 (pass_by_reference): Ditto.
1398 (assign_parm_data_types): Ditto.
1399 * print-tree.c (print_node): Ditto.
1400 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1401 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1402 * tree.c (first_field): New fn.
1404 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1407 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1408 even when linking statically, for now.
1410 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1413 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1414 without a cselib val.
1415 (count_uses): Accept MO_VAL_SET with no val on stores.
1416 (add_stores): Likewise.
1418 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1420 * var-tracking.c (check_value_val): Add a compile time assertion.
1421 (dv_is_decl_p): Simplify.
1422 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1423 gcc_assert if ENABLE_CHECKING.
1425 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1428 * var-tracking.c: Include tree-flow.h.
1429 (mem_dies_at_call): New.
1430 (dataflow_set_preserve_mem_locs): Use it.
1431 (dataflow_set_remove_mem_locs): Likewise.
1432 (dump_var): Renamed from dump_variable. Adjust all callers.
1433 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1434 * Makefile.in (var-tracking.o): Adjust deps.
1436 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1438 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1440 2010-01-20 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/42717
1443 * tree-ssa-dce.c (get_live_post_dom): Remove.
1444 (forward_edge_to_pdom): Take an arbitrary edge to copy
1445 degenerate PHI args from.
1446 (remove_dead_stmt): Use the first post-dominator even if it
1447 does not contain live statements as redirection destination.
1449 2010-01-20 Richard Guenther <rguenther@suse.de>
1451 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1453 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1455 * sel-sched.c (create_speculation_check): Remove set but not used
1457 (try_transformation_cache): Remove set but not used variable ds.
1458 (calculate_privileged_insns): Remove set but not used variables
1459 cur_insn and min_spec_insn.
1460 (find_best_expr): Remove set but not used variable avail_n.
1461 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1463 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1465 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1466 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1469 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1472 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1473 cpu types. Add support for *-sse3 cpu types.
1474 (x86_64-*-*): Ditto.
1476 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1479 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1480 argument, call initializer_constant_valid_p_1 instead of
1481 initializer_constant_valid_p, pass CACHE to it, return NULL
1482 immediately if first call returns NULL.
1483 (initializer_constant_valid_p_1): New function.
1484 (initializer_constant_valid_p): Use it.
1486 2010-01-20 Thomas Quinot <quinot@adacore.com>
1488 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1490 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1492 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1493 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1494 (loc_list_from_tree): Don't handle unsigned division. Handle
1495 signed modulo using DW_OP_{over,over,div,mul,minus}.
1496 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1497 modulo instead of signed.
1499 2010-01-20 DJ Delorie <dj@redhat.com>
1501 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1503 (h8300_emit_stack_adjustment): Propogate it.
1505 (h8300_expand_prologue): Likewise.
1506 (h8300_expand_epilogue): Likewise.
1508 2010-01-19 Michael Matz <matz@suse.de>
1510 PR tree-optimization/41783
1511 * tree-data-ref.c (toplevel): Include flags.h.
1512 (dump_data_dependence_relation): Also dump the inputs if the
1513 result will be unknown.
1514 (split_constant_offset_1): Look through some conversions.
1515 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1516 the offset from last element is too large.
1517 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1518 (reassociate_to_the_same_stmt): Handle vector registers.
1519 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1521 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1522 wide_prolog_niters argument, emit widening instructions.
1523 (vect_do_peeling_for_alignment): Adjust caller, use widened
1524 variant of the iteration cound.
1525 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1527 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1530 * config/arm/neon-testgen.m (emit_automatics): New parameter
1531 features. Adjust for Fixed_return_reg feature.
1532 (test_intrinsic): Call emit_automatics with new feature.
1533 * config/arm/neon.ml: Update copyright years.
1534 (features): New Fixed_return_reg feature.
1535 (ops): Update feature for Vget_low.
1537 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1539 PR tree-optimization/42719
1540 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1544 * fwprop.c (all_uses_available_at): Return false if def_set dest
1545 is a REG that is used in def_insn.
1547 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1549 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1551 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1554 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1556 * target.h (struct gcc_target) <secondary_reload>: Change type
1557 of last argument to secondary_reload_info *.
1559 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1562 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1563 memory references with unaligned offsets. Remove CQImode handling.
1564 (unaligned_memory_operand): Return 1 for memory references with
1565 unaligned offsets. Remove CQImode handling.
1567 2010-01-18 Richard Guenther <rguenther@suse.de>
1570 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1573 2010-01-18 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/42781
1576 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1577 restrict processing only if the original variable was artificial.
1579 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1581 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1582 find number of popped argument bytes.
1584 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1585 Fix the text that describes the return value for invalid insns.
1587 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1589 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1590 Clarify what 'cost of the -dependence' is. Fix quoting.
1592 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1593 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1595 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1597 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1598 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1600 2010-01-17 Richard Guenther <rguenther@suse.de>
1603 * function.c (split_complex_args): Take a VEC to modify.
1604 (assign_parms_augmented_arg_list): Build a VEC instead of
1605 a chain of PARM_DECLs.
1606 (assign_parms_unsplit_complex): Take a VEC of arguments.
1607 Do not fixup unmodified parms.
1608 (assign_parms): Deal with the VEC.
1609 (gimplify_parameters): Likewise.
1611 2010-01-17 Richard Guenther <rguenther@suse.de>
1613 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1614 node existence check.
1615 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1616 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1617 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1618 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1619 (gimple_execute_on_growing_pred): Likewise.
1621 2010-01-17 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/42773
1624 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1625 (compute_antic_aux): Likewise.
1626 (compute_partial_antic_aux): Likewise.
1628 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1631 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1634 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1636 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1639 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1640 Fix markup for strict argument.
1642 (TARGET_SCHED_REORDER2): Fix argument types.
1644 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1645 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1647 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1648 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1650 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1653 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1654 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1655 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1656 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1657 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1659 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1661 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1663 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1664 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1666 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1668 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1671 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1673 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1674 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1676 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1678 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1680 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1681 referring to it. Fix language.
1683 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1685 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1687 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1689 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1691 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1692 '@var{stream}. Remove stray 'and'.
1694 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1696 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1698 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1700 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1701 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1703 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1704 Fix description of return value.
1705 Rename argument "sz" to "len."
1707 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1708 Clarify meaning of 'true' return value.
1710 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1712 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1713 rep_mode versus mode_rep.
1715 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1717 (TARGET_BUILTIN_DECL): Fix name.
1719 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1721 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1723 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1725 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1727 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1729 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1732 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1733 Rename argument tm_fn to md_fn.
1735 (TARGET_OPTION_PRINT): Fix argument list.
1737 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1740 * config/i386/i386.c (ix86_fixup_binary_operands):
1741 Revert FMA4 fixup of operands.
1743 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1746 * Makefile.in (write_entries_to_file, install-plugin):
1747 Use \012 instead of \n with tr.
1749 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1751 * configure.ac (HAVE_AS_REF): New C macro.
1752 * configure: Regenerate.
1753 * config.in: Likewise.
1754 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1756 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1759 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1761 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1763 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1765 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1767 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1769 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1771 (TARGET_BINDS_LOCAL_P): Fix argument type.
1773 (TARGET_ASM_FILE_END): Use prototype.
1775 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1777 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1779 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1781 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1783 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1784 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1786 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1787 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1789 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1790 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1791 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1792 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1794 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1796 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1798 (TARGET_INIT_BUILTINS): Use prototype.
1800 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1801 Put 'const char *' in braces. Fix parameter types.
1802 (TARGET_INVALID_CONVERSION): Fix parameter types.
1803 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1804 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1806 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1809 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1811 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1813 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1815 * doc/tm.texi (TARGET_HELP): Fix return type.
1817 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1818 in braces. Fix argument types.
1820 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1822 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1824 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1826 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1827 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1829 (TARGET_MANGLE_TYPE): Fix argument types.
1831 (TARGET_IRA_COVER_CLASSES): Use prototype.
1833 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1835 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1837 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1839 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1841 (TARGET_CALLEE_COPIES): Fix argument types.
1843 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1845 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1847 (TARGET_FUNCTION_VALUE): Fix argument types.
1849 (TARGET_RETURN_IN_MSB): Fix argument type.
1851 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1853 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1855 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1857 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1858 agree with return type.
1860 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1862 2010-01-15 Jing Yu <jingyu@google.com>
1864 PR rtl-optimization/42691
1865 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1866 a pseudo to a constant and are merged, and adjust comments.
1868 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1870 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1872 2010-01-15 Richard Guenther <rguenther@suse.de>
1875 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1876 labels of computed or non-local gotos to the destination.
1877 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1878 landing pad label is the first label.
1880 2010-01-15 Richard Guenther <rguenther@suse.de>
1882 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1884 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1887 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1888 to allow generation of the xssqrtdp instruction on power7.
1889 (sqrtdf2_fpr): Ditto.
1891 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1894 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1895 functions with noreturn attribute.
1898 * varasm.c (declare_weak): Add weak attribute to decl if it
1899 doesn't have one already.
1900 (assemble_external): Only add decls to weak_decls if they also
1901 have weak attribute.
1903 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1905 * var-tracking.c (var_reg_delete): Don't delete the association
1906 between REGs and values or one-part variables if the register
1909 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1912 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1913 because its first operand is a non-localized variable.
1915 2010-01-14 Martin Jambor <mjambor@suse.cz>
1917 PR tree-optimization/42706
1918 * tree-sra.c (encountered_recursive_call): New variable.
1919 (encountered_unchangable_recursive_call): Likewise.
1920 (sra_initialize): Initialize both new variables.
1921 (callsite_has_enough_arguments_p): New function.
1922 (scan_function): Call decl and flags check only for IPA-SRA, check
1923 whether there is a recursive call and whether it has enough arguments.
1924 (all_callers_have_enough_arguments_p): New function.
1925 (convert_callers): Look for recursive calls only when
1926 encountered_recursive_call is set.
1927 (ipa_early_sra): Bail out either if
1928 !all_callers_have_enough_arguments_p or
1929 encountered_unchangable_recursive_call.
1931 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1933 * sel-sched.c: Add 2010 to copyright years.
1934 * sel-sched-ir.c: Likewise.
1935 * sel-sched-ir.h: Likewise.
1937 2010-01-14 Martin Jambor <mjambor@suse.cz>
1939 PR tree-optimization/42714
1940 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1941 constructors specially.
1943 2010-01-14 Andi Kleen <ak@linux.intel.com>
1945 * config/i386/drivers-i386.c (detect_caches_intel):
1946 Add l2sizekb parameter and fill in.
1947 (host_detect_local_cpu): Add l2sizekb, fill in.
1948 Add Atom small cache heuristic.
1950 2010-01-14 Andi Kleen <ak@linux.intel.com>
1952 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1953 Add level3 parameter and fill in.
1954 (detect_caches_intel): Handle level3 cache.
1956 2010-01-14 Andi Kleen <ak@linux.intel.com>
1958 * config/i386/drivers-i386.c (host_detect_local_cpu):
1959 Fix core duo detection.
1961 2010-01-14 Andi Kleen <ak@linux.intel.com>
1963 * config/i386/drivers-i386.c (host_detect_local_cpu):
1966 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1968 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1969 (rs6000_variable_issue_1): this. Use...
1970 (rs6000_variable_issue): here. Reimplement. Print debug info.
1972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1974 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1975 sel_restore_notes. Update all callers. Call reemit_notes
1978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1980 PR rtl-optimization/42246
1981 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1984 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1986 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1987 all successors is the same as number of successors in current region.
1989 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1991 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1992 to rename is not separable. Otherwise check that its LHS is not NULL.
1994 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1996 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1998 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2000 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2001 available registers when failed to discover LHS register class.
2002 Fix indentation. Update comment.
2004 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2005 Alexander Monakov <amonakov@ispras.ru>
2007 PR rtl-optimization/42389
2008 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2010 (advance_state_on_fence): Likewise.
2011 (sel_target_adjust_priority): Print debug output only when
2012 sched_verbose >= 4, not 2.
2013 (get_expr_cost): Do not issue all unique insns on the next cycle.
2014 (fill_insns): Initialize can_issue_more from the value saved
2016 * sel-sched-ir.c (flist_add): New parameter issue_more.
2017 Init FENCE_ISSUE_MORE with it.
2018 (merge_fences): Likewise.
2019 (init_fences): Update call to flist_add.
2020 (add_to_fences, add_clean_fence_to_fences)
2021 (add_dirty_fence_to_fences): Likewise.
2022 (move_fence_to_fences): Update call to merge_fences.
2023 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2025 * sel-sched-ir.h (struct _fence): New field issue_more.
2026 (FENCE_ISSUE_MORE): New accessor macro.
2028 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2030 PR rtl-optimization/42388
2031 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2032 that have no predecessors nor successors. Do not call move_bb_info
2033 for empty blocks outside of current region.
2035 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2037 PR rtl-optimization/42294
2038 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2039 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2040 originators' originators.
2042 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2044 PR rtl-optimization/39453
2045 PR rtl-optimization/42246
2046 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2048 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2050 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2051 Alexander Monakov <amonakov@ispras.ru>
2054 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2055 (maybe_tidy_empty_bb): ... here. Make static. Add new
2056 argument. Update all callers.
2057 (tidy_control_flow): ... and here. Recompute topological order
2058 of basic blocks in region if necessary.
2059 (sel_redirect_edge_and_branch): Change return type. Return true
2060 if topological order might have been invalidated.
2061 (purge_empty_blocks): Export and move from...
2062 * sel-sched.c (purge_empty_blocks): ... here.
2063 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2064 (maybe_tidy_empty_bb): Delete prototype.
2065 (purge_empty_blocks): Declare.
2067 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2069 PR rtl-optimization/42249
2070 * sel-sched.c (try_replace_dest_reg): When chosen register
2071 and original register is the same, do not bail out early, but
2072 still check all original insns for validity of replacing destination
2073 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2076 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2079 Port from no-undefined-overflow branch:
2080 2009-03-09 Richard Guenther <rguenther@suse.de>
2082 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2084 2010-01-14 Richard Guenther <rguenther@suse.de>
2087 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2089 2010-01-14 Ira Rosen <irar@il.ibm.com>
2091 PR tree-optimization/42709
2092 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2093 as scalar type in creation of constant vector operand.
2095 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2098 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2099 (check-parallel-%): Match `testsuite' directory component only
2102 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2104 PR translation/39521
2105 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2108 2010-01-13 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/42730
2111 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2114 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2117 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2118 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2121 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2123 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2124 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2125 ___umulsi3_highpart.
2127 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2128 rather than schedule_insns if the pass is enabled.
2130 2010-01-13 Martin Jambor <mjambor@suse.cz>
2132 PR tree-optimization/42704
2133 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2136 2010-01-13 Martin Jambor <mjambor@suse.cz>
2138 PR tree-optimization/42703
2139 * tree-sra.c (analyze_access_subtree): Check that we can build a
2140 reference to the original data within the aggregate.
2142 2010-01-13 Richard Guenther <rguenther@suse.de>
2144 PR tree-optimization/42705
2145 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2147 2010-01-13 Richard Guenther <rguenther@suse.de>
2150 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2152 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2155 * var-tracking.c (values_to_unmark): New variable.
2156 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2157 values_to_unmark vector. Moved body to...
2158 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2159 instead queue it into values_to_unmark vector.
2160 (vt_find_locations): Free values_to_unmark vector.
2162 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2164 * config/s390/s390.c (override_options): Set
2165 default of max-pending-list-length to 256
2167 2010-01-13 Richard Guenther <rguenther@suse.de>
2170 * tree-pass.h (PROP_gimple_lcx): New.
2171 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2172 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2173 before the final cleanup_eh.
2174 (dump_properties): Dump PROP_gimple_lcx.
2175 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2176 (tree_lower_complex_O0): Remove.
2177 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2178 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2179 tree_lower_complex, schedule TODO_update_ssa.
2180 * lto-streamer-out.c (output_function): Stream the functions
2182 * lto-streamer-in.c (input_function): Likewise.
2183 (lto_read_body): Do not override them here.
2185 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2188 * c-typeck.c (build_c_cast): Fold value cast to union type before
2189 wrapping it in a CONSTRUCTOR.
2191 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2193 PR rtl-optimization/42699
2194 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2197 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2199 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2200 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2201 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2202 SUBTARGET_WARN_UNUSED_SPEC): ... here
2203 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2205 2010-01-12 Julian Brown <julian@codesourcery.com>
2207 * config/arm/neon-schedgen.ml (Utils): Don't try to
2208 open missing module.
2209 (find_with_result): New.
2211 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2214 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2215 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2217 PR tree-optimization/42645
2218 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2219 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2220 decl_map, set processing_debug_stmt to -1 and return name without
2223 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2225 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2226 binutils version, and reword target configuration description.
2228 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2230 * config/avr/avr.h (LINKER_NAME): Remove.
2232 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2235 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2236 that support VSX, warn for -mno-altivec if vsx is not disabled,
2239 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2240 Shujing Zhao <pearly.zhao@oracle.com>
2242 PR translation/42469
2243 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2244 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2245 character between option name and help text.
2246 * c.opt (imultilib): Likewise.
2248 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2250 * lto-streamer-out.c (output_unreferenced_globals): Output static
2253 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2255 PR rtl-optimization/42621
2256 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2257 optimizing for size.
2258 (duplicate_computed_gotos): Remove now-redundant check.
2260 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2263 * configure.ac: Save and restore LDFLAGS and LIBS
2264 * configure: Regenerate.
2266 2010-01-10 Richard Guenther <rguenther@suse.de>
2269 * builtins.c (fold_builtin_strlen): Add type argument and
2270 convert the resulting length to it.
2271 (fold_builtin_1): Adjust.
2273 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2275 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2276 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2278 (num_insns_constant_wide): Adjust for that change.
2280 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2283 * web.c (union_defs): Add used argument, to combine uses of
2285 (entry_register): Adjust type and tests of used argument.
2286 (web_main): Widen used for new use. Pass it to union_defs.
2287 * df.h (union_defs): Adjust prototype.
2289 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2292 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2293 uses in new incoming argument. Free body.
2294 (reset_debug_uses_in_loop): New.
2295 (analyze_insn_to_expand_var): Call the latter if the former found
2296 anything. Fix whitespace. Reject invalid dest overlaps before
2297 going through all insns in the loop.
2299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2302 * haifa-sched.c (dying_use_p): Debug insns don't count.
2304 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2307 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2308 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2309 (verify_gimple_call): Reject LHS in noreturn calls.
2311 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2315 * tree-vect-loop-manip.c (adjust_info): New type.
2316 (adjust_vec): New pointer to vector.
2317 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2318 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2319 (slpeel_update_phis_for_duplicate_loop): Use them.
2320 (slpeel_update_phi_nodes_for_guard1): Likewise.
2321 (slpeel_update_phi_nodes_for_guard2): Likewise.
2322 (slpeel_tree_peel_loop_to_edge): Likewise.
2323 (vect_update_ivs_after_vectorizer): Likewise.
2325 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2327 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2328 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2330 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2332 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2333 bogus uninitialized warning.
2335 2010-01-09 Richard Guenther <rguenther@suse.de>
2338 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2339 the evolution is compatible with the initial condition.
2341 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2343 * gcc.c (process_command): Update copyright notice dates.
2344 * gcov.c (print_version): Likewise.
2345 * gcov-dump.c (print_version): Likewise.
2346 * mips-tfile.c (main): Likewise.
2347 * mips-tdump.c (main): Likewise.
2349 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2352 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2354 (rotlhi3_8): Delete.
2356 (rotlsi3_8): Delete.
2357 (rotlsi3_16): Delete.
2358 (rotlsi3_24): Delete.
2360 (*rotw<mode>3): New.
2361 (*rotb<mode>3): New.
2362 * config/avr/avr.c (avr_rotate_bytes): New function.
2363 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2365 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2368 * configure.ac: Modify -rdynamic check.
2369 * configure: Regenerate.
2371 2010-01-08 DJ Delorie <dj@redhat.com>
2373 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2374 register popping order.
2376 2010-01-08 Richard Guenther <rguenther@suse.de>
2379 * c.opt (fsigned-char): Also let LTO handle this option.
2380 (funsigned-char): Likewise.
2382 2010-01-07 Richard Guenther <rguenther@suse.de>
2384 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2385 (gimple_op): Likewise.
2386 (gimple_op_ptr): Likewise.
2387 (gimple_assign_set_lhs): Remove gcc_assert.
2388 (gimple_assign_set_rhs1): Likewise.
2389 (gimple_assign_set_rhs2): Likewise.
2390 (gimple_call_set_lhs): Likewise.
2391 (gimple_call_set_fn): Likewise.
2392 (gimple_call_set_fndecl): Likewise.
2393 (gimple_call_fndecl): Likewise.
2394 (gimple_call_return_type): Likewise.
2395 (gimple_call_set_chain): Likewise.
2396 (gimple_call_num_args): Likewise.
2397 (gimple_call_set_arg): Likewise.
2398 (gimple_cond_set_code): Likewise.
2399 (gimple_cond_set_lhs): Likewise.
2400 (gimple_cond_set_rhs): Likewise.
2401 (gimple_cond_set_true_label): Likewise.
2402 (gimple_cond_set_false_label): Likewise.
2403 (gimple_label_set_label): Likewise.
2404 (gimple_goto_set_dest): Likewise.
2405 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2406 (gimple_debug_bind_get_value): Likewise.
2407 (gimple_debug_bind_get_value_ptr): Likewise.
2408 (gimple_debug_bind_set_var): Likewise.
2409 (gimple_debug_bind_set_value): Likewise.
2410 (gimple_debug_bind_reset_value): Likewise.
2411 (gimple_debug_bind_has_value_p): Likewise.
2412 (gimple_return_retval_ptr): Remove gcc_assert.
2413 (gimple_return_retval): Likewise.
2414 (gimple_return_set_retval): Likewise.
2415 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2416 (safe_referenced_var_iterator): Remove.
2417 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2418 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2419 (fill_referenced_var_vec): Remove.
2420 (first_readonly_imm_use): Remove redundant gcc_assert.
2421 (phi_arg_index_from_use): Combine gcc_asserts.
2422 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2423 (first_imm_use_stmt): Remove redundant gcc_assert.
2424 * tree-cfg.c (verify_gimple_call): Verify function and chain
2425 operands. Verify arguments.
2426 (verify_types_in_gimple_stmt): Verify condition code and labels.
2428 2010-01-07 Richard Guenther <rguenther@suse.de>
2430 PR tree-optimization/42641
2431 * sese.c (rename_map_elt_info): Use the SSA name version, do
2434 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2436 PR tree-optimization/42625
2437 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2438 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2440 2010-01-07 Duncan Sands <baldrick@free.fr>
2442 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2444 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2447 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2448 note itself is not function_invariant_p.
2450 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2452 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2453 Do not add the DF_NOTE problem.
2454 * store-motion.c (execute_rtl_store_motion): Likewise.
2456 2010-01-07 Martin Jambor <mjambor@suse.cz>
2458 PR tree-optimization/42157
2459 * tree-sra.c (compare_access_positions): Stabilize sort if both
2460 accesses have integer types, return zero immediately if they are the
2463 2010-01-06 Richard Henderson <rth@redhat.com>
2466 * haifa-sched.c (add_to_note_list): Merge into ...
2467 (concat_note_lists): ... here, and ...
2468 (unlink_other_notes, rm_other_notes): Merge into...
2469 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2470 NOTE_INSN_EPILOGUE_BEG.
2472 2010-01-06 Richard Guenther <rguenther@suse.de>
2474 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2475 not inline regular functions into always-inline functions.
2477 2010-01-06 Nick Clifton <nickc@redhat.com>
2479 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2480 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2482 (OVERRIDE_OPTIONS): Delete.
2483 (OPTIMIZATION_OPTIONS): Define.
2484 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2485 * config/rx/rx.c (rx_handle_option): Issue an error message if
2486 -mcpu=rx200 and -fpu are used together.
2487 (rx_set_optimization_options): New function. Issue an error
2488 message if an optimization attribute attempts to reset the FPU/
2489 math optimization pairing.
2490 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2491 * config/rx/rx.opt: Set the default to 32-bit doubles.
2492 * config/rx/t-rx: Add multilibs for -nofpu option.
2493 * doc/invoke.texi: Update documentation of RX options.
2495 2010-01-06 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-pre.c (name_to_id): New global.
2498 (alloc_expression_id): Simplify SSA name handling.
2499 (lookup_expression_id): Likewise.
2500 (init_pre): Zero name_to_id.
2501 (fini_pre): Free it.
2503 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2505 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2507 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2510 * config/i386/sse.md (smaxv2di3): New.
2511 (umaxv2di3): Likewise.
2512 (sminv2di3): Likewise.
2513 (uminv2di3): Likewise.
2515 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2518 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2519 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2520 (legitimize_tls_address): Likewise.
2521 (sparc_tls_referenced_p): Likewise.
2522 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2523 and adjust calls to legitimize_pic_address.
2524 (legitimate_constant_p) Use sparc_tls_referenced_p.
2525 (legitimate_pic_operand_p): Likewise.
2526 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2527 (sparc_tls_symbol_ref_1): Delete.
2528 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2529 (legitimize_tls_address): Make static, handle CONST patterns.
2530 (legitimize_pic_address): Make static, remove unused parameter and
2531 adjust recursive calls.
2532 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2533 and adjust call to legitimize_pic_address.
2534 (sparc_output_mi_thunk): Likewise.
2536 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2537 H.J. Lu <hongjiu.lu@intel.com>
2540 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2541 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2542 operands to make them signed.
2545 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2548 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2549 GTU to GT for V4SI and V2DI.
2551 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2552 (umin<mode>3): Removed.
2554 (uminv4si3): Likewise.
2556 2010-01-05 Martin Jambor <mjambor@suse.cz>
2558 PR tree-optimization/42462
2559 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2560 current_function_decl to helper functions and macros.
2562 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2565 * flags.h: Don't include real.h.
2566 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2567 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2568 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2569 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2570 * dominance.c: Update copyright.
2571 * gimple.c (walk_gimple_op): Remove inline.
2572 * tree-ssa-reassoc.c: Include real.h.
2573 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2574 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2576 2010-01-05 Nick Clifton <nickc@redhat.com>
2578 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2579 register to push into the stack frame when the accumulator has to
2580 be saved during interrupts.
2582 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2584 * doc/invoke.texi: Remove the documentation about option
2586 * common.opt (Wunreachable-code): Preserved for backward
2588 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2589 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2590 the backward compatibility flag section.
2592 2010-01-05 Richard Guenther <rguenther@suse.de>
2594 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2596 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2599 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2601 PR tree-optimization/42508
2602 * tree-sra.c (convert_callers): Check for recursive call
2603 by comparing cgraph nodes instead of decls.
2604 (modify_function): Call ipa_modify_formal_parameters also
2605 on all same_body aliases.
2607 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2608 cgraph nodes when checking for same_body aliases.
2610 2010-01-05 Richard Guenther <rguenther@suse.de>
2612 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2613 allocation and lookup.
2614 (get_or_alloc_expr_for_constant): Likewise.
2615 (phi_translate): Sink allocation.
2617 2010-01-04 Richard Guenther <rguenther@suse.de>
2619 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2620 a new entry only if needed.
2621 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2622 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2624 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2626 (phi_translate): Handle CONSTANTs early.
2628 2010-01-04 Martin Jambor <mjambor@suse.cz>
2630 PR tree-optimization/42398
2631 * tree-sra.c (struct access): Removed flag grp_different_types.
2632 (dump_access): Do not dump the removed flag.
2633 (sort_and_splice_var_accesses): Do not set the removed flag.
2634 (sra_modify_expr): Check for type compatibility directly.
2636 2010-01-04 Martin Jambor <mjambor@suse.cz>
2638 PR tree-optimization/42366
2639 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2640 edges with variable number of parameters.
2641 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2642 flag instead of asserting it.
2643 (ipa_read_node_info): Read uses_analysis_done flag.
2645 2010-01-04 Richard Guenther <rguenther@suse.de>
2647 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2648 iterative_hash_* as intended.
2649 (vn_reference_compute_hash): Likewise. Simplify hashing
2651 (vn_reference_lookup_2): Likewise.
2652 (vn_nary_op_compute_hash): Likewise.
2653 (vn_phi_compute_hash): Likewise.
2654 (expressions_equal_p): Remove strange code.
2655 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2656 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2657 (bitmap_insert_into_set_1): Take value-id as parameter.
2658 (add_to_value): Pass it.
2659 (bitmap_insert_into_set): Likewise.
2660 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2662 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2665 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2666 (do_self_spec): For switches with SWITCH_IGNORE set set also
2667 SWITCH_IGNORE_PERMANENTLY.
2668 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2671 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2673 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2674 tree of an unreferenced global var.
2676 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2679 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2680 GTU to GT for V4SI and V2DI.
2682 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2683 (umin<mode>3): Removed.
2685 (uminv4si3): Likewise.
2687 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2690 * collect2.c (main): Turn on trace in collect2 if -v is passed
2693 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2695 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2696 description of expression operand.
2698 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2700 * configure.ac: Add install-html to target_list for Make-hooks.
2701 * configure: Regenerate.
2702 * fortran/Make-lang.in (F95_HTMLFILES): New.
2703 (fortran.html): Use it.
2704 (fortran.install-html): New.
2705 * Makefile.in (install-html): Add lang.install-html.
2706 * java/Make-lang.in (JAVA_HTMLFILES): New.
2707 (java.html): Use it.
2708 (java.install-html): New.
2709 * objc/Make-lang.in (objc.install-html): New.
2710 * objcp/Make-lang.in (obj-c++.install-html): New.
2711 * cp/Make-lang.in (c++.install-html): New.
2712 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2713 * lto/Make-lang.in (lto.install-html): New.
2715 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2718 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2720 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2722 PR rtl-optimization/41862
2723 * store-motion.c (store_killed_in_insn, compute_store_table,
2724 remove_reachable_equiv_notes, replace_store_insn,
2725 build_store_vectors): Ignore all DEBUG_INSNs.
2727 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2730 * common.opt: Add dumpdir.
2732 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2734 (option_map): Add --dumpdir.
2736 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2738 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2740 * opts.c (decode_options): Try dump_dir_name first if
2741 dump_base_name isn't an absolute path.
2742 (common_handle_option): Handle OPT_dumpdir.
2744 * toplev.c (dump_dir_name): New.
2745 (print_switch_values): Also ignore -dumpdir.
2747 * toplev.h (dump_dir_name): New.
2749 2010-01-03 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/42589
2752 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2753 double-word expansion of bswap32.
2755 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2757 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2758 with BLOCK_FOR_INSN.
2759 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2760 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2761 noce_process_if_block): Likewise.
2762 * gcse.c (compute_local_properties, insert_expr_in_table,
2763 insert_set_in_table, canon_list_insert, find_avail_set,
2764 pre_insert_copy_insn): Likewise.
2766 * basic-block.h (BLOCK_NUM): Move from here...
2767 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2769 2010-01-03 Richard Guenther <rguenther@suse.de>
2771 PR tree-optimization/42438
2772 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2773 contains_may_not_return_call flag.
2774 (BB_MAY_NOTRETURN): New.
2775 (valid_in_sets): Trapping nary operations are not valid
2776 in blocks that may not return.
2777 (insert_into_preds_of_block): Remove check for trapping expressions.
2778 (compute_avail): Compute also BB_MAY_NOTRETURN.
2780 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2782 * doc/invoke.texi: Add 2010 to copyright years.
2784 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2786 * config/sparc/sparc.c: Fix formatting nits.
2788 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2789 Alexander Monakov <amonakov@ispras.ru>
2791 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2793 2010-01-02 Richard Guenther <rguenther@suse.de>
2796 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2797 (simplify_switch_using_ranges): Mark to be removed edges
2800 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2802 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2804 * collect2.c (scan_libraries): Add missing argument in call to
2807 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2810 * config/alpha/predicates.md (aligned_memory_operand): Return false
2812 (unaligned_memory_operand): Return true for CQImode.
2813 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2814 doesn not cross aligned SImode word boundary.
2816 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2818 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2820 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2821 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2823 2010-01-02 Richard Guenther <rguenther@suse.de>
2826 * toplev.c (compile_file): Emit LTO marker properly. Change
2828 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2830 2010-01-01 Richard Guenther <rguenther@suse.de>
2833 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2835 2010-01-01 Richard Guenther <rguenther@suse.de>
2838 * c-decl.c (grokdeclarator): For zero-size arrays force
2839 structural equality checks as layout_type does.
2841 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2843 * builtins.c: Update copyright to 2010.
2845 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2848 * lto-streamer-out.c (produce_asm): Revert the last change.
2849 (copy_function): Likewise.
2851 * lto-streamer.c (lto_get_section_name): Skip any leading
2854 2010-01-01 Richard Guenther <rguenther@suse.de>
2857 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2861 Copyright (C) 2010 Free Software Foundation, Inc.
2863 Copying and distribution of this file, with or without modification,
2864 are permitted in any medium without royalty provided the copyright
2865 notice and this notice are preserved.