1 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
8 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
9 expr needs to have DECL_NAME set.
11 2010-02-24 Nick Clifton <nickc@redhat.com>
13 * config/mep/mep.c: Include gimple.h.
14 (mep_function_uses_sp): Delete unused function.
15 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
16 parameters. Use unsigned integers to count args. Return a
17 NULL_RTX instead of an error_mark_node. Toidy up formatting.
19 2010-02-23 Jakub Jelinek <jakub@redhat.com>
22 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
23 greater or equal to nelt instead of 2 * nelt.
24 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
27 2010-02-23 Jason Merrill <jason@redhat.com>
30 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
31 in cfun->local_decls even if they have register types.
34 * stor-layout.c (place_field): Don't warn about unnecessary
35 DECL_PACKED if the type is packed.
37 2010-02-23 Jakub Jelinek <jakub@redhat.com>
40 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
41 GOTOFF relocs, even when the base reg isn't pic pointer.
43 2010-02-23 Michael Matz <matz@suse.de>
46 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
47 (expand_gimple_basic_block): Generate and use debug temps if there
48 are debug uses left after the last real use of TERed ssa names.
49 Unlink debug immediate uses when they are expanded.
51 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
54 * config/i386/i386.c (override_options): Reorganise to provide
55 better error messages.
57 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
60 * graphite-scop-detection.c (create_single_exit_edge): Move
61 the call to find_single_exit_edge to....
62 (create_sese_edges): ...here. Don't handle multiple edges
64 (build_graphite_scops): Don't handle multiple edges
67 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
70 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
71 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
73 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
76 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
78 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
81 * c-typeck.c (convert_arguments): Print declaration location.
82 * c-common.c (validate_nargs): Rename as
83 builtin_function_validate_nargs.
84 (check_builtin_function_arguments): Update.
86 2010-02-22 Richard Guenther <rguenther@suse.de>
89 * tree-inline.c (declare_return_variable): Use the type of
90 the call stmt lhs if available.
92 2010-02-22 Duncan Sands <baldrick@free.fr>
94 * passes.c (register_pass): Always consider all pass lists when
95 ref_pass_instance_number is zero.
97 2010-02-22 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/42749
100 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
101 parameter. Do arithmetic in the original type.
102 (update_accumulator_with_ops): Likewise.
103 (adjust_accumulator_values): Adjust.
105 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
107 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
108 (QI to BLKmode splitter): New splitter.
110 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
112 * config/i386/i386.c (initial_ix86_tune_features): Turn on
113 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
115 2010-02-22 Richard Guenther <rguenther@suse.de>
117 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
119 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
121 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
122 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
123 ($(T)crti.o, $(T)crtn.o): Remove rules.
125 2010-02-21 Tobias Burnus <burnus@net-b.de>
128 * doc/invoke.texi (-fassociative-math): Document that this
129 option is automatically enabled for Fortran.
131 2010-02-20 David S. Miller <davem@davemloft.net>
133 * configure.ac: Test if linker and assembler properly support
134 GOTDATA_OP relocations.
135 * configure: Rebuild.
136 * config.in: Likewise.
137 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
138 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
139 (movsi_high_pic): Likewise.
140 (movdi_lo_sum_pic): Likewise.
141 (movdi_high_pic): Likewise.
142 (movsi_pic_gotdata_op): New pattern.
143 (movdi_pic_gotdata_op): Likewise.
144 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
145 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
147 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
152 (xop_mulv2div2di3_high): Ditto.
154 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
157 * c.opt (Wconversion-null): New option.
158 * doc/invoke.texi (Wconversion-null): Document.
160 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
162 * common.opt (Wlarger-than-): Add Undocumented.
164 2010-02-19 Mike Stump <mikestump@comcast.net>
166 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
168 2010-02-19 Jason Merrill <jason@redhat.com>
171 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
172 * configure: Likewise.
174 2010-02-20 Alan Modra <amodra@gmail.com>
177 * cgraph.h (cgraph_make_decl_local): Declare.
178 * cgraph.c (cgraph_make_decl_local): New function.
179 (cgraph_make_node_local): Use it.
180 * cgraphunit.c (cgraph_function_versioning): Likewise.
181 * ipa.c (function_and_variable_visibility): Likewise.
183 2010-02-19 Jakub Jelinek <jakub@redhat.com>
186 * except.c (sjlj_emit_function_enter): Don't call
187 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
189 * rtl.h (add_reg_br_prob_note): Remove prototype.
191 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
194 * c-common.c (conversion_warning): Remove widening conversions
195 before checking the conversion of integers to reals.
197 2010-02-19 Mike Stump <mikestump@comcast.net>
200 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
203 * cgraphunit.c (process_function_and_variable_attributes): Check
204 DECL_PRESERVE_P instead of looking up attribute "used".
205 * ipa-pure-const.c (check_decl): Likewise.
206 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
207 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
208 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
209 instead of attribute "used".
210 * config/sol2-c.c (solaris_pragma_init): Likewise.
211 (solaris_pragma_fini): Likewise.
213 2010-02-19 Jakub Jelinek <jakub@redhat.com>
215 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
216 Use XCNEW instead of xcalloc.
217 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
218 XNEW instead of xmalloc.
219 (get_fields): Use XNEWVEC instead of xmalloc.
222 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
224 (create_new_general_access): For debug stmts just reset value.
225 (get_stmt_accesses): For accesses within debug stmts just record them
226 using add_access_to_acc_sites instead of preventing the peeling or
227 counting them as accesses.
230 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
232 2010-02-19 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/42916
235 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
238 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
240 * configure.ac: Replace all uses of changequote in macro arguments
243 2010-02-19 Jakub Jelinek <jakub@redhat.com>
246 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
248 2010-02-19 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/42944
251 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
252 test for aliasing with errno.
254 2010-02-19 Jakub Jelinek <jakub@redhat.com>
257 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
258 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
259 * dojump.c: Include output.h.
260 (inv): New inline function.
261 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
262 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
263 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
264 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
265 argument, pass it down to other calls.
266 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
267 add REG_BR_PROB note to the conditional jump.
268 * cfgexpand.c (add_reg_br_prob_note): Removed.
269 (expand_gimple_cond): Don't call it, add the probability
270 as last argument to jumpif_1/jumpifnot_1.
271 * Makefile.in (dojump.o): Depend on output.h.
272 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
274 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
275 * stmt.c (do_jump_if_equal): Likewise.
276 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
277 * loop-unswitch.c (compare_and_jump_seq): Likewise.
278 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
280 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
281 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
283 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
285 (store_expr): Adjust jumpifnot caller.
286 (store_constructor): Adjust jumpif caller.
289 * gimplify.c (gimple_boolify): For __builtin_expect call
290 gimple_boolify also on its first argument.
292 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
294 * configure.ac (gnu-unique-object): Wrap regexps using [] in
296 (__stack_chk_fail): Ditto. Remove quadrigraphs.
297 * configure: Regenerated.
299 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
301 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
302 lang_hooks.types_compatible_p instead of comptypes.
304 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
306 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
307 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
308 if __prefer_thumb__ is defined.
310 2010-02-18 Martin Jambor <mjambor@suse.cz>
312 PR tree-optimization/43066
313 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
314 array with zero-sized element type.
316 2010-02-18 Jakub Jelinek <jakub@redhat.com>
318 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
319 rtx, allocate struct var_loc_node here and return it to the
320 caller, and only if it is actually needed.
321 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
322 move it earlier and return immediately if it returns NULL.
324 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
326 * config/sparc/gas.h: New file. Restore
327 TARGET_ASM_NAMED_SECTION to its ELF default.
328 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
330 * config/sparc/sparc.c (sparc_elf_asm_named_section):
331 Likewise. Add ATTRIBUTE_UNUSED to prototype.
332 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
335 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
337 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
339 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
341 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
342 patterns from predicated pattern.
344 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
348 for insn mnemonic suffix.
350 2010-02-17 Richard Guenther <rguenther@suse.de>
352 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
355 2010-02-17 Jakub Jelinek <jakub@redhat.com>
358 * caller-save.c (save_call_clobbered_regs): If BB ends with
359 a DEBUG_INSN, move any notes in between last real insn and the last
360 DEBUG_INSN after the last DEBUG_INSN.
362 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
364 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
365 Fix return type. Fix argument type. Explain meaning of return value.
367 2010-02-16 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/41043
370 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
371 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
373 (vrp_visit_phi_node): ... but only for loop PHI nodes.
375 2010-02-16 Ira Rosen <irar@il.ibm.com>
377 PR tree-optimization/43074
378 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
379 * tree-vect-loop.c (vect_analyze_loop_operations): Add
380 vectorizable cycles in hybrid SLP check.
381 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
383 2010-02-16 Richard Guenther <rguenther@suse.de>
385 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
386 (true_dependence): If memrefs_conflict_p computes must-alias
387 trust it. Move TBAA check after offset-based disambiguation.
388 (canon_true_dependence): Likewise.
390 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
392 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
393 * doc/invoke.texi: Document it.
394 * var-tracking.c: Include toplev.h and params.h.
395 (vt_find_locations): Return bool indicating success. Compute
396 hash sizes unconditionally. Check new parameter, report.
397 (variable_tracking_main_1): Check vt_find_locations results and
398 retry. Renamed from...
399 (variable_tracking_main): ... this. New wrapper to preserve
400 flag_var_tracking_assignments.
401 * Makefile.in (var-tracking.o): Adjust dependencies.
403 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
404 Jakub Jelinek <jakub@redhat.com>
407 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
408 if weak_import attribute is present.
409 * config/darwin.c (machopic_select_section): Likewise.
411 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
413 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
414 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
415 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
416 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
418 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
420 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
423 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
424 Rewrite text to refer to the names.
426 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
428 * config/i386/i386-builtin-types.def
429 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
430 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
431 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
432 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
433 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
434 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
435 IX86_BUILTIN_VPERMIL2PS256.
436 (MULTI_ARG_4_DF2_DI_I): Defined.
437 (MULTI_ARG_4_DF2_DI_I1): Defined.
438 (MULTI_ARG_4_SF2_SI_I): Defined.
439 (MULTI_ARG_4_SF2_SI_I1): Defined.
440 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
441 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
442 __builtin_ia32_vpermil2ps256.
443 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
444 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
445 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
446 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
447 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
448 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
449 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
450 CODE_FOR_xop_vpermil2v8sf3.
451 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
452 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
453 * config/i386/xopintrin.h (_mm_permute2_pd): New.
454 (_mm256_permute2_pd): New.
455 (_mm_permute2_ps): New.
456 (_mm256_permute2_ps): New.
458 2010-02-15 Nick Clifton <nickc@redhat.com>
460 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
461 boolean parameters. Use emit_jump_insn when emitting a pop
462 instruction containing a return insn.
463 (push): Use 'true' rather than '1' as second parameter to F.
464 (h8300_expand_prologue): Likewise.
465 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
466 (h8300_expand_epilogue): Likewise.
468 2010-02-15 Richard Guenther <rguenther@suse.de>
471 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
474 2010-02-15 Nick Clifton <nickc@redhat.com>
476 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
479 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
481 * intl.c (fake_ngettext): New function.
482 * intl.h (fake_ngettext): Declare.
483 (ngettext): Define macro.
484 * collect2.c (notice_translated): New function.
485 (main): Use notice_translated and ngettext.
486 * collect2.h (notice_translated): Declare.
488 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
490 * reorg.c (delete_computation): Comment fixes.
491 * caller-save.c (setup_save_areas): Idem.
492 * sel-sched-dump.c (dump_lv_set): Idem.
495 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
497 * config/s390/s390.c (s390_sched_init): New function.
498 (TARGET_SCHED_INIT): Target hook defined.
500 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
501 Jack Howarth <howarth@bromo.med.uc.edu>
502 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
505 Partial revert of unintended change in fix for PR41605.
506 * config/darwin.h: Fix typo.
507 * config/darwin9.h: Same.
509 2010-02-11 Jakub Jelinek <jakub@redhat.com>
511 * c-pch.c (pch_init): Clear v.
513 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
516 * graphite-scop-detection.c (graphite_can_represent_scev): Call
517 graphite_can_represent_init for MULT_EXPR.
519 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
523 * graphite-sese-to-poly.c (remove_phi): New.
524 (translate_scalar_reduction_to_array): Call remove_phi.
526 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
529 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
530 * graphite-clast-to-gimple.h (gloog): Update declaration.
531 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
532 * graphite-poly.h (struct poly_bb): Add missing comments.
533 (struct scop): Add poly_scop_p field.
535 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
536 * graphite.c (graphite_transform_loops): Build the polyhedral
537 representation for each scop before code generation.
538 * sese.c (rename_variables_in_operand): Removed.
539 (rename_variables_in_expr): Return the renamed expression.
540 (rename_sese_parameters): New.
541 * sese.h (rename_sese_parameters): Declared.
543 2010-02-11 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/42998
546 * tree-ssa-pre.c (create_expression_by_pieces): Treat
547 POINTER_PLUS_EXPR properly.
549 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
550 Changpeng Fang <changpeng.fang@amd.com>
553 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
554 the cost of an IV candidate when the IV is used in a test against zero.
556 * gcc.dg/tree-ssa/ivopts-3.c: New.
558 2010-02-11 Richard Guenther <rguenther@suse.de>
561 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
562 pointer-vs-decl case by swapping refs. Handle some cases
563 of pointer-vs-decl disambiguations more conservatively.
564 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
565 to false after expanding.
567 2010-02-11 Richard Guenther <rguenther@suse.de>
570 * gcc.c (process_command): Handle LTO file@offset case more
573 2010-02-11 Jakub Jelinek <jakub@redhat.com>
575 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
576 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
578 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
580 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
581 if MEM's mode size isn't DWARF2_ADDR_SIZE.
582 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
583 Optimize eq/ne comparisons when both arguments are known to be
585 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
586 Don't mask operands unnecessarily if they are known to be already
589 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
591 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
594 2010-02-10 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/43017
597 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
598 for wrapping signed arithmetic.
600 2010-02-10 Jakub Jelinek <jakub@redhat.com>
603 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
604 if no debug info should be emitted for it.
606 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
608 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
609 note when flag_exceptions is set.
611 2010-02-10 Duncan Sands <baldrick@free.fr>
613 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
615 2010-02-10 Richard Guenther <rguenther@suse.de>
618 * tree.c (get_unwidened): Handle constants.
619 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
621 2010-02-10 Martin Jambor <mjambor@suse.cz>
624 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
625 check for variable argument counts independently.
627 2010-02-10 Christian Bruel <christian.bruel@st.com>
630 * config/sh/sh.c (find_barrier): Increase length for non delayed
631 conditional branches.
633 2010-02-10 Christian Bruel <christian.bruel@st.com>
635 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
637 2010-02-10 Jakub Jelinek <jakub@redhat.com>
639 * builtins.c (set_builtin_user_assembler_name): Also handle
640 ffs if int is smaller than word.
642 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
645 * ira-conflicts.c (get_dup): Remove.
646 (process_reg_shuffles): Add new parameter. Use it as an
647 additional guard for copy generation.
648 (add_insn_allocno_copies): Rewrite.
650 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
652 * common.opt (fsched2-use-traces): Preserved for backward
654 * doc/invoke.texi: Remove the documentation about option
656 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
657 flag_sched2_use_traces.
658 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
659 the backward compatibility flag section.
661 2010-02-09 Richard Guenther <rguenther@suse.de>
663 PR tree-optimization/43008
664 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
665 make HEAP variables initialized from global memory if they
666 are not known builtin functions.
667 (find_func_aliases): Adjust.
669 2010-02-09 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/43000
672 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
675 2010-02-08 Jakub Jelinek <jakub@redhat.com>
677 PR tree-optimization/42931
678 * tree-loop-linear.c (try_interchange_loops): Don't call
679 double_int_mul if estimated_loop_iterations failed.
681 2010-02-08 Martin Jambor <mjambor@suse.cz>
684 * tree-sra.c (build_accesses_from_assign): Do not mark in
685 should_scalarize_away_bitmap if stmt has volatile ops.
686 (sra_modify_assign): Do not process assigns piecemeal if if stmt
689 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
691 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
693 2010-02-07 Adam Nemet <adambnmet@gmail.com>
695 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
698 2010-02-07 Andrew Pinski <pinskia@gmail.com>
701 * df-core.c (df_finish_pass): Change type of saved_flags to int.
703 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
706 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
707 to unknown_dependence.
708 (graphite_legal_transform_dr): Handle the unknown_dependence.
709 (graphite_carried_dependence_level_k): Same.
711 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
713 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
715 2010-02-07 Richard Guenther <rguenther@suse.de>
718 * expr.c (get_inner_reference): Always initialize *pbitsize.
720 2010-02-07 Richard Guenther <rguenther@suse.de>
723 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
724 new ARRAY_REFs on variable size element or minimal index arrays.
726 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
727 gimple_fold_indirect_ref.
729 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
732 * arm.c (arm_override_options): Just return if the user has specified
735 2010-02-03 Jason Merrill <jason@redhat.com>
738 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
739 i386_pe_maybe_record_exported_symbol.
741 2010-02-05 Steve Ellcey <sje@cup.hp.com>
744 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
745 (pa_delegitimize_address): New function.
747 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
749 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
750 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
752 2010-02-05 Richard Guenther <rguenther@suse.de>
755 * lto-streamer-in.c (get_resolution): Deal with references
756 to undefined functions.
758 2010-02-05 Richard Guenther <rguenther@suse.de>
760 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
761 (fold_const_aggregate_ref): Likewise.
762 (ccp_fold_stmt): Substitute loads.
763 (maybe_fold_reference): Verify types before substituting.
765 (fold_gimple_assign): Unshare properly.
766 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
768 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
770 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
771 for rs6000_gen_cell_microcode.
773 2010-02-04 Richard Guenther <rguenther@suse.de>
775 PR rtl-optimization/42952
776 * dse.c (const_or_frame_p): Remove MEM handling.
778 2010-02-04 Nick Clifton <nickc@redhat.com>
780 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
781 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
782 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
783 (mn10300_asm_output_mi_thunk): New function.
784 (mn10300_can_output_mu_thunk): New function.
785 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
786 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
787 (FUNCTION_ARG): Delete incorrect comment.
789 2010-02-03 Jason Merrill <jason@redhat.com>
792 * fold-const.c (operand_equal_p): Handle erroneous types.
794 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
796 * config/h8300/h8300.md (can_delay): Fix attibute condition.
798 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
800 PR rtl-optimization/42941
801 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
804 2010-02-03 Jason Merrill <jason@redhat.com>
807 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
809 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
812 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
814 (cselib_reset_table): Renamed from...
815 (cselib_reset_table_with_next_value): ... this.
816 (cselib_get_next_uid): Renamed from...
817 (cselib_get_next_unknown_value): ... this.
818 * cselib.c (next_uid): Renamed from...
819 (next_unknown_value): ... this.
820 (cselib_clear_table): Adjust.
821 (cselib_reset_table): Adjust. Renamed from...
822 (cselib_reset_table_with_next_value): ... this.
823 (cselib_get_next_uid): Adjust. Renamed from...
824 (cselib_get_next_unknown_value): ... this.
825 (get_value_hash): Use hash.
826 (cselib_hash_rtx): Likewise.
827 (new_cselib_val): Adjust. Set and dump uid.
828 (cselib_lookup_mem): Pass next_uid as hash.
829 (cselib_subst_to_values): Likewise.
830 (cselib_log_lookup): Dump uid.
831 (cselib_lookup): Pass next_uid as hash. Adjust.
832 (cselib_process_insn): Adjust.
833 (cselib_init): Initialize next_uid.
834 (cselib_finish): Adjust.
835 (dump_cselib_table): Likewise.
836 * dse.c (canon_address): Dump value uid.
837 * print-rtl.c (print_rtx): Print value uid.
838 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
840 (dv_uid): New function, sort of renamed from...
841 (dv_htab_hash): ... this, reimplemented in terms of it and...
842 (dv_uid2hash): ... this. New.
843 (variable_htab_eq): Drop excess assertions.
844 (tie_break_pointers): Removed.
845 (canon_value_cmp): Compare uids.
846 (variable_post_merge_New_vals): Print uids.
847 (vt_add_function_parameters): Adjust.
848 (vt_initialize): Reset table. Adjust.
850 2010-02-03 Richard Guenther <rguenther@suse.de>
852 PR tree-optimization/42944
853 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
854 (call_may_clobber_ref_p_1): Likewise. Properly handle
855 malloc and calloc clobbering errno.
857 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
859 * doc/invoke.texi: Fix name of sched1 dump.
861 * opts.c (decode_options): Set flag_tree_switch_conversion
862 only conditionally on optimize >= 2.
864 * gcse.c: Assorted comment fixes in pass description.
866 2010-02-03 Anthony Green <green@moxielogic.com>
868 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
869 nop padding in order to maintain alignment of storage location of
870 target function address.
871 (moxie_trampoline_init): Store target function address at newly
873 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
875 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
877 2010-02-03 Richard Guenther <rguenther@suse.de>
880 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
882 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
884 * config.gcc: Reenable check for obsolete targets.
885 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
886 mips-sgi-irix6.[0-4]*.
888 2010-02-02 Nick Clifton <nickc@redhat.com>
890 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
891 constant size of 4 as being the same as 0.
892 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
893 can take values in the range 0..4.
895 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
898 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
899 as _darwin10_Unwind_FindEnclosingFunction().
900 * libgcc-libsystem.ver: New.
902 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
905 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
906 implicitly set registers.
908 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
910 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
911 (arm_override_options): Allow automatic selection of the thread
912 pointer register if thumb2.
913 (legitimize_pic_address): Improve code sequences for Thumb2.
914 (arm_call_tls_get_addr): Likewise.
915 (legitimize_tls_address): Likewise.
916 * arm.md (pic_load_addr_arm): Delete. Replace with ...
917 (pic_load_addr_32bit): ... this. New named pattern.
918 * thumb2.md (pic_load_addr_thumb2): Delete.
919 (pic_load_dot_plus_four): Delete.
920 (tls_load_dot_plus_four): New named pattern.
922 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
925 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
926 Document fix for TLS bug.
928 2010-01-31 Richard Guenther <rguenther@suse.de>
930 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
931 conservatively correct.
933 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
937 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
939 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
941 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
943 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
945 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
947 * config.gcc: Adjust order of makefile fragments for mingw targets.
949 2010-01-31 Richard Guenther <rguenther@suse.de>
952 * gimplify.c (gimplify_init_constructor): For volatile LHS
953 initialize a temporary.
955 2010-01-31 Matthias Klose <doko@ubuntu.com>
957 * configure.ac: Fix __stack_chk_fail check for cross builds configured
959 * configure: Regenerate.
961 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
963 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
964 the same alias set and their sizes different constantness.
965 (aliasing_component_refs_p): Revert 2009-10-24 change.
967 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
972 2010-01-29 Richard Guenther <rguenther@suse.de>
974 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
975 Assert we successfully updated the call.
977 2010-01-29 Jakub Jelinek <jakub@redhat.com>
979 PR rtl-optimization/42889
980 * df.h (df_set_bb_dirty_nonlr): New prototype.
981 * df-core.c (df_set_bb_dirty_nonlr): New function.
982 * df-scan.c (df_insn_rescan): Call it instead of
983 df_set_bb_dirty for DEBUG_INSNs.
985 2010-01-29 Richard Guenther <rguenther@suse.de>
988 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
989 quadratic behavior in most cases.
991 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
994 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
995 in the call to gen_x86_movsicc_0_m1.
997 2010-01-28 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/42871
1000 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1002 2010-01-28 Richard Guenther <rguenther@suse.de>
1004 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1005 into call arguments.
1007 2010-01-28 Richard Guenther <rguenther@suse.de>
1010 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1011 the forwarder if the destination is an EH landing pad.
1013 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1015 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1016 block list passed to gimple_duplicate_sese_tail.
1017 (parallelize_loops): Avoid parallelization when the function
1019 Avoid parallelization when the preheader is IRREDUCIBLE.
1020 Try to optimize when estimated_loop_iterations_int is unresolved.
1021 Add the loop's location to the dump file.
1022 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1023 (gimple_duplicate_sese_tail): Remove the check for the latch.
1024 Redirect nexits to the exit block.
1025 Remove handling of the incoming edges to the latch.
1026 Redirect the backedge from the copied latch to the exit bb.
1028 2010-01-28 Michael Matz <matz@suse.de>
1031 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1032 Wrap force_reg into a sequence, emit it before user.
1034 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1036 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1038 (arm_legacy_rev): Likewise.
1039 (thumb_legacy_rev): Likewise.
1041 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1043 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1044 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1045 on MEM's address failed, try avoid_constant_pool_reference and
1046 recurse if it returned something different.
1047 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1048 address, try avoid_constant_pool_reference and recurse if it
1049 returned something different.
1050 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1051 address and avoid_constant_pool_reference returned something
1052 different, don't set have_address.
1054 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1057 * var-tracking.c (val_store): Add modified argument, obey it.
1059 (count_uses): Move down logging of main.
1060 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1061 don't need resolution.
1062 (emit_notes_in_bb): Likewise.
1064 2010-01-27 Richard Guenther <rguenther@suse.de>
1067 * tree-inline.c (remap_decl): Delay remapping of SSA name
1068 default definitions until we need them.
1070 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1072 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1073 (rs6000_delegitimize_address): New function.
1075 * config/s390/s390.c (s390_delegitimize_address): Call
1076 delegitimize_mem_from_attrs.
1079 * tree-inline.c (cannot_copy_type_1): Removed.
1080 (copy_forbidden): Don't forbid copying of functions containing
1081 records/unions with variable length fields.
1083 2010-01-27 Christian Bruel <christian.bruel@st.com>
1087 * config/sh/sh.c (find_barrier): Increase length for non delayed
1088 conditional branches.
1090 2010-01-27 Matthias Klose <doko@ubuntu.com>
1092 * configure.ac (gnu-unique-object): Fix ldd version check.
1093 * configure: Regenerate.
1095 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1097 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1099 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1100 Test for HAVE_GNU_AS value.
1102 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1104 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1105 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1106 INT64_TYPE): Define.
1107 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1108 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1109 INT_LEAST64_TYPE): Define.
1110 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1111 UINT_LEAST64_TYPE): Define.
1112 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1113 INT_FAST64_TYPE): Define.
1114 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1115 UINT_FAST64_TYPE): Define.
1116 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1117 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1118 (SIG_ATOMIC_TYPE): Define.
1120 2010-01-26 Richard Guenther <rguenther@suse.de>
1122 * df-scan.c (df_scan_set_bb_info): Remove assert.
1123 (df_insn_rescan_debug_internal): Merge asserts.
1124 (df_install_ref): Likewise.
1125 (df_mark_reg): Use bitmap_set_range.
1126 (df_hard_reg_used_p): Remove assert.
1127 (df_hard_reg_used_count): Likewise.
1129 2010-01-26 Richard Guenther <rguenther@suse.de>
1131 PR rtl-optimization/42685
1132 * web.c (web_main): Ignore DEBUG_INSNs.
1134 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1136 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1138 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1139 Fix types of fndecl and arglist parameters.
1141 2010-01-26 Richard Guenther <rguenther@suse.de>
1144 * tree-eh.c (unsplit_eh): Skip debug insns.
1146 2010-01-26 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/42250
1149 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1151 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1154 * omp-low.c (expand_omp_sections): Only use single_pred if
1155 l2_bb is single_pred_p.
1157 2010-01-25 Christian Bruel <christian.bruel@st.com>
1160 * config/sh/sh.c (find_barrier): Increase length for non delayed
1161 conditional branches.
1162 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1164 2010-01-24 David S. Miller <davem@davemloft.net>
1166 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1167 define if not using GAS.
1168 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1169 Likewise. Delete SECTION_MERGE code, which is only applicable
1172 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1175 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1176 mangling of va_list in system headers.
1178 2010-01-23 Toon Moene <toon@moene.org>
1180 * tree-predcom.c (combine_chains): Return NULL, not false.
1182 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1184 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1185 initialization of variable res to agree with return type.
1187 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1189 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1190 * tree-sra.c: Add include of expr.h.
1192 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1194 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1195 insert the debug stmt on the single non-EH edge from the stmt.
1197 2010-01-22 Richard Henderson <rth@redhat.com>
1200 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1201 the RHS until after generate_subtree_copies has insertted its
1202 code before the current statement.
1204 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1206 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1208 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1210 2010-01-21 Martin Jambor <mjambor@suse.cz>
1212 PR tree-optimization/42585
1213 * tree-sra.c (struct access): New field grp_total_scalarization.
1214 (dump_access): Dump the new field.
1215 (should_scalarize_away_bitmap): New variable.
1216 (cannot_scalarize_away_bitmap): Likewise.
1217 (sra_initialize): Allocate new bitmaps.
1218 (sra_deinitialize): Free new bitmaps.
1219 (create_access_1): New function.
1220 (create_access): Parts moved to create_access_1.
1221 (type_consists_of_records_p): New function.
1222 (completely_scalarize_record): Likewise.
1223 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1224 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1225 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1227 (analyze_all_variable_accesses): Completely scalarize small eligible
1230 2010-01-21 Martin Jambor <mjambor@suse.cz>
1232 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1234 2010-01-21 Andrew Haley <aph@redhat.com>
1236 * gcc.c (process_command): Move lang_specific_driver before
1237 setting cc_libexec_prefix.
1239 2010-01-21 Richard Guenther <rguenther@suse.de>
1242 * fold-const.c (negate_expr_p): Pretend only negative
1243 real constants are easily negatable.
1245 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1246 Jason Merrill <jason@redhat.com>
1248 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1249 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1250 * calls.c (initialize argument_information): Handle it.
1251 * c-common.c (handle_transparent_union_attribute): Use new name.
1252 * c-decl.c (finish_struct): Ditto.
1253 * c-typeck.c (type_lists_compatible_p): Ditto.
1254 (convert_for_assignment): Use new name and also handle record.
1255 * function.c (aggregate_value_p): Handle it.
1256 (pass_by_reference): Ditto.
1257 (assign_parm_data_types): Ditto.
1258 * print-tree.c (print_node): Ditto.
1259 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1260 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1261 * tree.c (first_field): New fn.
1263 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1266 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1267 even when linking statically, for now.
1269 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1272 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1273 without a cselib val.
1274 (count_uses): Accept MO_VAL_SET with no val on stores.
1275 (add_stores): Likewise.
1277 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1279 * var-tracking.c (check_value_val): Add a compile time assertion.
1280 (dv_is_decl_p): Simplify.
1281 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1282 gcc_assert if ENABLE_CHECKING.
1284 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1287 * var-tracking.c: Include tree-flow.h.
1288 (mem_dies_at_call): New.
1289 (dataflow_set_preserve_mem_locs): Use it.
1290 (dataflow_set_remove_mem_locs): Likewise.
1291 (dump_var): Renamed from dump_variable. Adjust all callers.
1292 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1293 * Makefile.in (var-tracking.o): Adjust deps.
1295 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1297 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1299 2010-01-20 Richard Guenther <rguenther@suse.de>
1301 PR tree-optimization/42717
1302 * tree-ssa-dce.c (get_live_post_dom): Remove.
1303 (forward_edge_to_pdom): Take an arbitrary edge to copy
1304 degenerate PHI args from.
1305 (remove_dead_stmt): Use the first post-dominator even if it
1306 does not contain live statements as redirection destination.
1308 2010-01-20 Richard Guenther <rguenther@suse.de>
1310 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1312 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1314 * sel-sched.c (create_speculation_check): Remove set but not used
1316 (try_transformation_cache): Remove set but not used variable ds.
1317 (calculate_privileged_insns): Remove set but not used variables
1318 cur_insn and min_spec_insn.
1319 (find_best_expr): Remove set but not used variable avail_n.
1320 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1322 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1324 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1325 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1328 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1331 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1332 cpu types. Add support for *-sse3 cpu types.
1333 (x86_64-*-*): Ditto.
1335 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1338 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1339 argument, call initializer_constant_valid_p_1 instead of
1340 initializer_constant_valid_p, pass CACHE to it, return NULL
1341 immediately if first call returns NULL.
1342 (initializer_constant_valid_p_1): New function.
1343 (initializer_constant_valid_p): Use it.
1345 2010-01-20 Thomas Quinot <quinot@adacore.com>
1347 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1349 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1351 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1352 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1353 (loc_list_from_tree): Don't handle unsigned division. Handle
1354 signed modulo using DW_OP_{over,over,div,mul,minus}.
1355 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1356 modulo instead of signed.
1358 2010-01-20 DJ Delorie <dj@redhat.com>
1360 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1362 (h8300_emit_stack_adjustment): Propogate it.
1364 (h8300_expand_prologue): Likewise.
1365 (h8300_expand_epilogue): Likewise.
1367 2010-01-19 Michael Matz <matz@suse.de>
1369 PR tree-optimization/41783
1370 * tree-data-ref.c (toplevel): Include flags.h.
1371 (dump_data_dependence_relation): Also dump the inputs if the
1372 result will be unknown.
1373 (split_constant_offset_1): Look through some conversions.
1374 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1375 the offset from last element is too large.
1376 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1377 (reassociate_to_the_same_stmt): Handle vector registers.
1378 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1380 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1381 wide_prolog_niters argument, emit widening instructions.
1382 (vect_do_peeling_for_alignment): Adjust caller, use widened
1383 variant of the iteration cound.
1384 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1386 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1389 * config/arm/neon-testgen.m (emit_automatics): New parameter
1390 features. Adjust for Fixed_return_reg feature.
1391 (test_intrinsic): Call emit_automatics with new feature.
1392 * config/arm/neon.ml: Update copyright years.
1393 (features): New Fixed_return_reg feature.
1394 (ops): Update feature for Vget_low.
1396 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1398 PR tree-optimization/42719
1399 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1403 * fwprop.c (all_uses_available_at): Return false if def_set dest
1404 is a REG that is used in def_insn.
1406 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1408 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1410 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1413 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1415 * target.h (struct gcc_target) <secondary_reload>: Change type
1416 of last argument to secondary_reload_info *.
1418 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1421 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1422 memory references with unaligned offsets. Remove CQImode handling.
1423 (unaligned_memory_operand): Return 1 for memory references with
1424 unaligned offsets. Remove CQImode handling.
1426 2010-01-18 Richard Guenther <rguenther@suse.de>
1429 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1432 2010-01-18 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/42781
1435 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1436 restrict processing only if the original variable was artificial.
1438 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1440 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1441 find number of popped argument bytes.
1443 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1444 Fix the text that describes the return value for invalid insns.
1446 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1448 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1449 Clarify what 'cost of the -dependence' is. Fix quoting.
1451 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1452 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1454 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1456 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1457 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1459 2010-01-17 Richard Guenther <rguenther@suse.de>
1462 * function.c (split_complex_args): Take a VEC to modify.
1463 (assign_parms_augmented_arg_list): Build a VEC instead of
1464 a chain of PARM_DECLs.
1465 (assign_parms_unsplit_complex): Take a VEC of arguments.
1466 Do not fixup unmodified parms.
1467 (assign_parms): Deal with the VEC.
1468 (gimplify_parameters): Likewise.
1470 2010-01-17 Richard Guenther <rguenther@suse.de>
1472 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1473 node existence check.
1474 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1475 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1476 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1477 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1478 (gimple_execute_on_growing_pred): Likewise.
1480 2010-01-17 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/42773
1483 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1484 (compute_antic_aux): Likewise.
1485 (compute_partial_antic_aux): Likewise.
1487 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1490 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1493 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1495 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1498 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1499 Fix markup for strict argument.
1501 (TARGET_SCHED_REORDER2): Fix argument types.
1503 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1504 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1506 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1507 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1509 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1512 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1513 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1514 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1515 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1516 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1518 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1520 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1522 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1523 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1525 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1527 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1530 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1532 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1533 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1535 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1537 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1539 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1540 referring to it. Fix language.
1542 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1544 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1546 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1548 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1550 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1551 '@var{stream}. Remove stray 'and'.
1553 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1555 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1557 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1559 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1560 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1562 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1563 Fix description of return value.
1564 Rename argument "sz" to "len."
1566 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1567 Clarify meaning of 'true' return value.
1569 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1571 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1572 rep_mode versus mode_rep.
1574 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1576 (TARGET_BUILTIN_DECL): Fix name.
1578 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1580 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1582 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1584 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1586 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1588 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1591 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1592 Rename argument tm_fn to md_fn.
1594 (TARGET_OPTION_PRINT): Fix argument list.
1596 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1599 * config/i386/i386.c (ix86_fixup_binary_operands):
1600 Revert FMA4 fixup of operands.
1602 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1605 * Makefile.in (write_entries_to_file, install-plugin):
1606 Use \012 instead of \n with tr.
1608 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1610 * configure.ac (HAVE_AS_REF): New C macro.
1611 * configure: Regenerate.
1612 * config.in: Likewise.
1613 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1615 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1618 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1620 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1622 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1624 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1626 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1628 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1630 (TARGET_BINDS_LOCAL_P): Fix argument type.
1632 (TARGET_ASM_FILE_END): Use prototype.
1634 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1636 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1638 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1640 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1642 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1643 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1645 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1646 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1648 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1649 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1650 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1651 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1653 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1655 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1657 (TARGET_INIT_BUILTINS): Use prototype.
1659 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1660 Put 'const char *' in braces. Fix parameter types.
1661 (TARGET_INVALID_CONVERSION): Fix parameter types.
1662 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1663 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1665 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1668 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1670 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1672 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1674 * doc/tm.texi (TARGET_HELP): Fix return type.
1676 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1677 in braces. Fix argument types.
1679 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1681 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1683 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1685 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1686 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1688 (TARGET_MANGLE_TYPE): Fix argument types.
1690 (TARGET_IRA_COVER_CLASSES): Use prototype.
1692 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1694 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1696 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1698 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1700 (TARGET_CALLEE_COPIES): Fix argument types.
1702 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1704 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1706 (TARGET_FUNCTION_VALUE): Fix argument types.
1708 (TARGET_RETURN_IN_MSB): Fix argument type.
1710 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1712 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1714 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1716 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1717 agree with return type.
1719 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1721 2010-01-15 Jing Yu <jingyu@google.com>
1723 PR rtl-optimization/42691
1724 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1725 a pseudo to a constant and are merged, and adjust comments.
1727 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1729 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1731 2010-01-15 Richard Guenther <rguenther@suse.de>
1734 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1735 labels of computed or non-local gotos to the destination.
1736 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1737 landing pad label is the first label.
1739 2010-01-15 Richard Guenther <rguenther@suse.de>
1741 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1743 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1746 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1747 to allow generation of the xssqrtdp instruction on power7.
1748 (sqrtdf2_fpr): Ditto.
1750 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1753 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1754 functions with noreturn attribute.
1757 * varasm.c (declare_weak): Add weak attribute to decl if it
1758 doesn't have one already.
1759 (assemble_external): Only add decls to weak_decls if they also
1760 have weak attribute.
1762 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1764 * var-tracking.c (var_reg_delete): Don't delete the association
1765 between REGs and values or one-part variables if the register
1768 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1771 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1772 because its first operand is a non-localized variable.
1774 2010-01-14 Martin Jambor <mjambor@suse.cz>
1776 PR tree-optimization/42706
1777 * tree-sra.c (encountered_recursive_call): New variable.
1778 (encountered_unchangable_recursive_call): Likewise.
1779 (sra_initialize): Initialize both new variables.
1780 (callsite_has_enough_arguments_p): New function.
1781 (scan_function): Call decl and flags check only for IPA-SRA, check
1782 whether there is a recursive call and whether it has enough arguments.
1783 (all_callers_have_enough_arguments_p): New function.
1784 (convert_callers): Look for recursive calls only when
1785 encountered_recursive_call is set.
1786 (ipa_early_sra): Bail out either if
1787 !all_callers_have_enough_arguments_p or
1788 encountered_unchangable_recursive_call.
1790 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1792 * sel-sched.c: Add 2010 to copyright years.
1793 * sel-sched-ir.c: Likewise.
1794 * sel-sched-ir.h: Likewise.
1796 2010-01-14 Martin Jambor <mjambor@suse.cz>
1798 PR tree-optimization/42714
1799 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1800 constructors specially.
1802 2010-01-14 Andi Kleen <ak@linux.intel.com>
1804 * config/i386/drivers-i386.c (detect_caches_intel):
1805 Add l2sizekb parameter and fill in.
1806 (host_detect_local_cpu): Add l2sizekb, fill in.
1807 Add Atom small cache heuristic.
1809 2010-01-14 Andi Kleen <ak@linux.intel.com>
1811 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1812 Add level3 parameter and fill in.
1813 (detect_caches_intel): Handle level3 cache.
1815 2010-01-14 Andi Kleen <ak@linux.intel.com>
1817 * config/i386/drivers-i386.c (host_detect_local_cpu):
1818 Fix core duo detection.
1820 2010-01-14 Andi Kleen <ak@linux.intel.com>
1822 * config/i386/drivers-i386.c (host_detect_local_cpu):
1825 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1827 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1828 (rs6000_variable_issue_1): this. Use...
1829 (rs6000_variable_issue): here. Reimplement. Print debug info.
1831 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1833 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1834 sel_restore_notes. Update all callers. Call reemit_notes
1837 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1839 PR rtl-optimization/42246
1840 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1843 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1845 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1846 all successors is the same as number of successors in current region.
1848 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1850 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1851 to rename is not separable. Otherwise check that its LHS is not NULL.
1853 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1855 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1857 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1859 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1860 available registers when failed to discover LHS register class.
1861 Fix indentation. Update comment.
1863 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1864 Alexander Monakov <amonakov@ispras.ru>
1866 PR rtl-optimization/42389
1867 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1869 (advance_state_on_fence): Likewise.
1870 (sel_target_adjust_priority): Print debug output only when
1871 sched_verbose >= 4, not 2.
1872 (get_expr_cost): Do not issue all unique insns on the next cycle.
1873 (fill_insns): Initialize can_issue_more from the value saved
1875 * sel-sched-ir.c (flist_add): New parameter issue_more.
1876 Init FENCE_ISSUE_MORE with it.
1877 (merge_fences): Likewise.
1878 (init_fences): Update call to flist_add.
1879 (add_to_fences, add_clean_fence_to_fences)
1880 (add_dirty_fence_to_fences): Likewise.
1881 (move_fence_to_fences): Update call to merge_fences.
1882 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1884 * sel-sched-ir.h (struct _fence): New field issue_more.
1885 (FENCE_ISSUE_MORE): New accessor macro.
1887 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1889 PR rtl-optimization/42388
1890 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1891 that have no predecessors nor successors. Do not call move_bb_info
1892 for empty blocks outside of current region.
1894 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1896 PR rtl-optimization/42294
1897 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1898 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1899 originators' originators.
1901 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1903 PR rtl-optimization/39453
1904 PR rtl-optimization/42246
1905 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1907 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1909 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1910 Alexander Monakov <amonakov@ispras.ru>
1913 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1914 (maybe_tidy_empty_bb): ... here. Make static. Add new
1915 argument. Update all callers.
1916 (tidy_control_flow): ... and here. Recompute topological order
1917 of basic blocks in region if necessary.
1918 (sel_redirect_edge_and_branch): Change return type. Return true
1919 if topological order might have been invalidated.
1920 (purge_empty_blocks): Export and move from...
1921 * sel-sched.c (purge_empty_blocks): ... here.
1922 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1923 (maybe_tidy_empty_bb): Delete prototype.
1924 (purge_empty_blocks): Declare.
1926 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1928 PR rtl-optimization/42249
1929 * sel-sched.c (try_replace_dest_reg): When chosen register
1930 and original register is the same, do not bail out early, but
1931 still check all original insns for validity of replacing destination
1932 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1935 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1938 Port from no-undefined-overflow branch:
1939 2009-03-09 Richard Guenther <rguenther@suse.de>
1941 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1943 2010-01-14 Richard Guenther <rguenther@suse.de>
1946 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1948 2010-01-14 Ira Rosen <irar@il.ibm.com>
1950 PR tree-optimization/42709
1951 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1952 as scalar type in creation of constant vector operand.
1954 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1957 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1958 (check-parallel-%): Match `testsuite' directory component only
1961 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1963 PR translation/39521
1964 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1967 2010-01-13 Richard Guenther <rguenther@suse.de>
1969 PR tree-optimization/42730
1970 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1973 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1976 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1977 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1980 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1982 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1983 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1984 ___umulsi3_highpart.
1986 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1987 rather than schedule_insns if the pass is enabled.
1989 2010-01-13 Martin Jambor <mjambor@suse.cz>
1991 PR tree-optimization/42704
1992 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1995 2010-01-13 Martin Jambor <mjambor@suse.cz>
1997 PR tree-optimization/42703
1998 * tree-sra.c (analyze_access_subtree): Check that we can build a
1999 reference to the original data within the aggregate.
2001 2010-01-13 Richard Guenther <rguenther@suse.de>
2003 PR tree-optimization/42705
2004 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2006 2010-01-13 Richard Guenther <rguenther@suse.de>
2009 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2011 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2014 * var-tracking.c (values_to_unmark): New variable.
2015 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2016 values_to_unmark vector. Moved body to...
2017 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2018 instead queue it into values_to_unmark vector.
2019 (vt_find_locations): Free values_to_unmark vector.
2021 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2023 * config/s390/s390.c (override_options): Set
2024 default of max-pending-list-length to 256
2026 2010-01-13 Richard Guenther <rguenther@suse.de>
2029 * tree-pass.h (PROP_gimple_lcx): New.
2030 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2031 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2032 before the final cleanup_eh.
2033 (dump_properties): Dump PROP_gimple_lcx.
2034 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2035 (tree_lower_complex_O0): Remove.
2036 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2037 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2038 tree_lower_complex, schedule TODO_update_ssa.
2039 * lto-streamer-out.c (output_function): Stream the functions
2041 * lto-streamer-in.c (input_function): Likewise.
2042 (lto_read_body): Do not override them here.
2044 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2047 * c-typeck.c (build_c_cast): Fold value cast to union type before
2048 wrapping it in a CONSTRUCTOR.
2050 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2052 PR rtl-optimization/42699
2053 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2056 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2058 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2059 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2060 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2061 SUBTARGET_WARN_UNUSED_SPEC): ... here
2062 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2064 2010-01-12 Julian Brown <julian@codesourcery.com>
2066 * config/arm/neon-schedgen.ml (Utils): Don't try to
2067 open missing module.
2068 (find_with_result): New.
2070 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2073 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2074 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2076 PR tree-optimization/42645
2077 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2078 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2079 decl_map, set processing_debug_stmt to -1 and return name without
2082 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2084 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2085 binutils version, and reword target configuration description.
2087 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2089 * config/avr/avr.h (LINKER_NAME): Remove.
2091 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2094 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2095 that support VSX, warn for -mno-altivec if vsx is not disabled,
2098 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2099 Shujing Zhao <pearly.zhao@oracle.com>
2101 PR translation/42469
2102 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2103 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2104 character between option name and help text.
2105 * c.opt (imultilib): Likewise.
2107 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2109 * lto-streamer-out.c (output_unreferenced_globals): Output static
2112 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2114 PR rtl-optimization/42621
2115 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2116 optimizing for size.
2117 (duplicate_computed_gotos): Remove now-redundant check.
2119 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2122 * configure.ac: Save and restore LDFLAGS and LIBS
2123 * configure: Regenerate.
2125 2010-01-10 Richard Guenther <rguenther@suse.de>
2128 * builtins.c (fold_builtin_strlen): Add type argument and
2129 convert the resulting length to it.
2130 (fold_builtin_1): Adjust.
2132 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2134 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2135 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2137 (num_insns_constant_wide): Adjust for that change.
2139 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2142 * web.c (union_defs): Add used argument, to combine uses of
2144 (entry_register): Adjust type and tests of used argument.
2145 (web_main): Widen used for new use. Pass it to union_defs.
2146 * df.h (union_defs): Adjust prototype.
2148 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2151 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2152 uses in new incoming argument. Free body.
2153 (reset_debug_uses_in_loop): New.
2154 (analyze_insn_to_expand_var): Call the latter if the former found
2155 anything. Fix whitespace. Reject invalid dest overlaps before
2156 going through all insns in the loop.
2158 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2161 * haifa-sched.c (dying_use_p): Debug insns don't count.
2163 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2166 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2167 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2168 (verify_gimple_call): Reject LHS in noreturn calls.
2170 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2174 * tree-vect-loop-manip.c (adjust_info): New type.
2175 (adjust_vec): New pointer to vector.
2176 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2177 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2178 (slpeel_update_phis_for_duplicate_loop): Use them.
2179 (slpeel_update_phi_nodes_for_guard1): Likewise.
2180 (slpeel_update_phi_nodes_for_guard2): Likewise.
2181 (slpeel_tree_peel_loop_to_edge): Likewise.
2182 (vect_update_ivs_after_vectorizer): Likewise.
2184 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2186 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2187 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2189 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2191 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2192 bogus uninitialized warning.
2194 2010-01-09 Richard Guenther <rguenther@suse.de>
2197 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2198 the evolution is compatible with the initial condition.
2200 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2202 * gcc.c (process_command): Update copyright notice dates.
2203 * gcov.c (print_version): Likewise.
2204 * gcov-dump.c (print_version): Likewise.
2205 * mips-tfile.c (main): Likewise.
2206 * mips-tdump.c (main): Likewise.
2208 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2211 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2213 (rotlhi3_8): Delete.
2215 (rotlsi3_8): Delete.
2216 (rotlsi3_16): Delete.
2217 (rotlsi3_24): Delete.
2219 (*rotw<mode>3): New.
2220 (*rotb<mode>3): New.
2221 * config/avr/avr.c (avr_rotate_bytes): New function.
2222 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2224 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2227 * configure.ac: Modify -rdynamic check.
2228 * configure: Regenerate.
2230 2010-01-08 DJ Delorie <dj@redhat.com>
2232 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2233 register popping order.
2235 2010-01-08 Richard Guenther <rguenther@suse.de>
2238 * c.opt (fsigned-char): Also let LTO handle this option.
2239 (funsigned-char): Likewise.
2241 2010-01-07 Richard Guenther <rguenther@suse.de>
2243 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2244 (gimple_op): Likewise.
2245 (gimple_op_ptr): Likewise.
2246 (gimple_assign_set_lhs): Remove gcc_assert.
2247 (gimple_assign_set_rhs1): Likewise.
2248 (gimple_assign_set_rhs2): Likewise.
2249 (gimple_call_set_lhs): Likewise.
2250 (gimple_call_set_fn): Likewise.
2251 (gimple_call_set_fndecl): Likewise.
2252 (gimple_call_fndecl): Likewise.
2253 (gimple_call_return_type): Likewise.
2254 (gimple_call_set_chain): Likewise.
2255 (gimple_call_num_args): Likewise.
2256 (gimple_call_set_arg): Likewise.
2257 (gimple_cond_set_code): Likewise.
2258 (gimple_cond_set_lhs): Likewise.
2259 (gimple_cond_set_rhs): Likewise.
2260 (gimple_cond_set_true_label): Likewise.
2261 (gimple_cond_set_false_label): Likewise.
2262 (gimple_label_set_label): Likewise.
2263 (gimple_goto_set_dest): Likewise.
2264 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2265 (gimple_debug_bind_get_value): Likewise.
2266 (gimple_debug_bind_get_value_ptr): Likewise.
2267 (gimple_debug_bind_set_var): Likewise.
2268 (gimple_debug_bind_set_value): Likewise.
2269 (gimple_debug_bind_reset_value): Likewise.
2270 (gimple_debug_bind_has_value_p): Likewise.
2271 (gimple_return_retval_ptr): Remove gcc_assert.
2272 (gimple_return_retval): Likewise.
2273 (gimple_return_set_retval): Likewise.
2274 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2275 (safe_referenced_var_iterator): Remove.
2276 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2277 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2278 (fill_referenced_var_vec): Remove.
2279 (first_readonly_imm_use): Remove redundant gcc_assert.
2280 (phi_arg_index_from_use): Combine gcc_asserts.
2281 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2282 (first_imm_use_stmt): Remove redundant gcc_assert.
2283 * tree-cfg.c (verify_gimple_call): Verify function and chain
2284 operands. Verify arguments.
2285 (verify_types_in_gimple_stmt): Verify condition code and labels.
2287 2010-01-07 Richard Guenther <rguenther@suse.de>
2289 PR tree-optimization/42641
2290 * sese.c (rename_map_elt_info): Use the SSA name version, do
2293 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2295 PR tree-optimization/42625
2296 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2297 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2299 2010-01-07 Duncan Sands <baldrick@free.fr>
2301 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2303 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2306 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2307 note itself is not function_invariant_p.
2309 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2311 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2312 Do not add the DF_NOTE problem.
2313 * store-motion.c (execute_rtl_store_motion): Likewise.
2315 2010-01-07 Martin Jambor <mjambor@suse.cz>
2317 PR tree-optimization/42157
2318 * tree-sra.c (compare_access_positions): Stabilize sort if both
2319 accesses have integer types, return zero immediately if they are the
2322 2010-01-06 Richard Henderson <rth@redhat.com>
2325 * haifa-sched.c (add_to_note_list): Merge into ...
2326 (concat_note_lists): ... here, and ...
2327 (unlink_other_notes, rm_other_notes): Merge into...
2328 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2329 NOTE_INSN_EPILOGUE_BEG.
2331 2010-01-06 Richard Guenther <rguenther@suse.de>
2333 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2334 not inline regular functions into always-inline functions.
2336 2010-01-06 Nick Clifton <nickc@redhat.com>
2338 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2339 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2341 (OVERRIDE_OPTIONS): Delete.
2342 (OPTIMIZATION_OPTIONS): Define.
2343 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2344 * config/rx/rx.c (rx_handle_option): Issue an error message if
2345 -mcpu=rx200 and -fpu are used together.
2346 (rx_set_optimization_options): New function. Issue an error
2347 message if an optimization attribute attempts to reset the FPU/
2348 math optimization pairing.
2349 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2350 * config/rx/rx.opt: Set the default to 32-bit doubles.
2351 * config/rx/t-rx: Add multilibs for -nofpu option.
2352 * doc/invoke.texi: Update documentation of RX options.
2354 2010-01-06 Richard Guenther <rguenther@suse.de>
2356 * tree-ssa-pre.c (name_to_id): New global.
2357 (alloc_expression_id): Simplify SSA name handling.
2358 (lookup_expression_id): Likewise.
2359 (init_pre): Zero name_to_id.
2360 (fini_pre): Free it.
2362 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2364 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2366 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/sse.md (smaxv2di3): New.
2370 (umaxv2di3): Likewise.
2371 (sminv2di3): Likewise.
2372 (uminv2di3): Likewise.
2374 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2377 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2378 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2379 (legitimize_tls_address): Likewise.
2380 (sparc_tls_referenced_p): Likewise.
2381 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2382 and adjust calls to legitimize_pic_address.
2383 (legitimate_constant_p) Use sparc_tls_referenced_p.
2384 (legitimate_pic_operand_p): Likewise.
2385 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2386 (sparc_tls_symbol_ref_1): Delete.
2387 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2388 (legitimize_tls_address): Make static, handle CONST patterns.
2389 (legitimize_pic_address): Make static, remove unused parameter and
2390 adjust recursive calls.
2391 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2392 and adjust call to legitimize_pic_address.
2393 (sparc_output_mi_thunk): Likewise.
2395 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2396 H.J. Lu <hongjiu.lu@intel.com>
2399 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2400 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2401 operands to make them signed.
2404 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2407 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2408 GTU to GT for V4SI and V2DI.
2410 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2411 (umin<mode>3): Removed.
2413 (uminv4si3): Likewise.
2415 2010-01-05 Martin Jambor <mjambor@suse.cz>
2417 PR tree-optimization/42462
2418 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2419 current_function_decl to helper functions and macros.
2421 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2424 * flags.h: Don't include real.h.
2425 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2426 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2427 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2428 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2429 * dominance.c: Update copyright.
2430 * gimple.c (walk_gimple_op): Remove inline.
2431 * tree-ssa-reassoc.c: Include real.h.
2432 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2433 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2435 2010-01-05 Nick Clifton <nickc@redhat.com>
2437 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2438 register to push into the stack frame when the accumulator has to
2439 be saved during interrupts.
2441 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2443 * doc/invoke.texi: Remove the documentation about option
2445 * common.opt (Wunreachable-code): Preserved for backward
2447 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2448 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2449 the backward compatibility flag section.
2451 2010-01-05 Richard Guenther <rguenther@suse.de>
2453 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2455 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2458 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2460 PR tree-optimization/42508
2461 * tree-sra.c (convert_callers): Check for recursive call
2462 by comparing cgraph nodes instead of decls.
2463 (modify_function): Call ipa_modify_formal_parameters also
2464 on all same_body aliases.
2466 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2467 cgraph nodes when checking for same_body aliases.
2469 2010-01-05 Richard Guenther <rguenther@suse.de>
2471 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2472 allocation and lookup.
2473 (get_or_alloc_expr_for_constant): Likewise.
2474 (phi_translate): Sink allocation.
2476 2010-01-04 Richard Guenther <rguenther@suse.de>
2478 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2479 a new entry only if needed.
2480 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2481 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2483 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2485 (phi_translate): Handle CONSTANTs early.
2487 2010-01-04 Martin Jambor <mjambor@suse.cz>
2489 PR tree-optimization/42398
2490 * tree-sra.c (struct access): Removed flag grp_different_types.
2491 (dump_access): Do not dump the removed flag.
2492 (sort_and_splice_var_accesses): Do not set the removed flag.
2493 (sra_modify_expr): Check for type compatibility directly.
2495 2010-01-04 Martin Jambor <mjambor@suse.cz>
2497 PR tree-optimization/42366
2498 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2499 edges with variable number of parameters.
2500 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2501 flag instead of asserting it.
2502 (ipa_read_node_info): Read uses_analysis_done flag.
2504 2010-01-04 Richard Guenther <rguenther@suse.de>
2506 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2507 iterative_hash_* as intended.
2508 (vn_reference_compute_hash): Likewise. Simplify hashing
2510 (vn_reference_lookup_2): Likewise.
2511 (vn_nary_op_compute_hash): Likewise.
2512 (vn_phi_compute_hash): Likewise.
2513 (expressions_equal_p): Remove strange code.
2514 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2515 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2516 (bitmap_insert_into_set_1): Take value-id as parameter.
2517 (add_to_value): Pass it.
2518 (bitmap_insert_into_set): Likewise.
2519 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2521 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2524 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2525 (do_self_spec): For switches with SWITCH_IGNORE set set also
2526 SWITCH_IGNORE_PERMANENTLY.
2527 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2530 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2532 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2533 tree of an unreferenced global var.
2535 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2539 GTU to GT for V4SI and V2DI.
2541 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2542 (umin<mode>3): Removed.
2544 (uminv4si3): Likewise.
2546 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2549 * collect2.c (main): Turn on trace in collect2 if -v is passed
2552 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2554 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2555 description of expression operand.
2557 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2559 * configure.ac: Add install-html to target_list for Make-hooks.
2560 * configure: Regenerate.
2561 * fortran/Make-lang.in (F95_HTMLFILES): New.
2562 (fortran.html): Use it.
2563 (fortran.install-html): New.
2564 * Makefile.in (install-html): Add lang.install-html.
2565 * java/Make-lang.in (JAVA_HTMLFILES): New.
2566 (java.html): Use it.
2567 (java.install-html): New.
2568 * objc/Make-lang.in (objc.install-html): New.
2569 * objcp/Make-lang.in (obj-c++.install-html): New.
2570 * cp/Make-lang.in (c++.install-html): New.
2571 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2572 * lto/Make-lang.in (lto.install-html): New.
2574 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2577 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2579 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2581 PR rtl-optimization/41862
2582 * store-motion.c (store_killed_in_insn, compute_store_table,
2583 remove_reachable_equiv_notes, replace_store_insn,
2584 build_store_vectors): Ignore all DEBUG_INSNs.
2586 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2589 * common.opt: Add dumpdir.
2591 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2593 (option_map): Add --dumpdir.
2595 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2597 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2599 * opts.c (decode_options): Try dump_dir_name first if
2600 dump_base_name isn't an absolute path.
2601 (common_handle_option): Handle OPT_dumpdir.
2603 * toplev.c (dump_dir_name): New.
2604 (print_switch_values): Also ignore -dumpdir.
2606 * toplev.h (dump_dir_name): New.
2608 2010-01-03 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/42589
2611 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2612 double-word expansion of bswap32.
2614 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2616 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2617 with BLOCK_FOR_INSN.
2618 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2619 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2620 noce_process_if_block): Likewise.
2621 * gcse.c (compute_local_properties, insert_expr_in_table,
2622 insert_set_in_table, canon_list_insert, find_avail_set,
2623 pre_insert_copy_insn): Likewise.
2625 * basic-block.h (BLOCK_NUM): Move from here...
2626 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2628 2010-01-03 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/42438
2631 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2632 contains_may_not_return_call flag.
2633 (BB_MAY_NOTRETURN): New.
2634 (valid_in_sets): Trapping nary operations are not valid
2635 in blocks that may not return.
2636 (insert_into_preds_of_block): Remove check for trapping expressions.
2637 (compute_avail): Compute also BB_MAY_NOTRETURN.
2639 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2641 * doc/invoke.texi: Add 2010 to copyright years.
2643 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2645 * config/sparc/sparc.c: Fix formatting nits.
2647 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2648 Alexander Monakov <amonakov@ispras.ru>
2650 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2652 2010-01-02 Richard Guenther <rguenther@suse.de>
2655 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2656 (simplify_switch_using_ranges): Mark to be removed edges
2659 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2661 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2663 * collect2.c (scan_libraries): Add missing argument in call to
2666 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2669 * config/alpha/predicates.md (aligned_memory_operand): Return false
2671 (unaligned_memory_operand): Return true for CQImode.
2672 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2673 doesn not cross aligned SImode word boundary.
2675 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2677 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2679 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2680 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2682 2010-01-02 Richard Guenther <rguenther@suse.de>
2685 * toplev.c (compile_file): Emit LTO marker properly. Change
2687 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2689 2010-01-01 Richard Guenther <rguenther@suse.de>
2692 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2694 2010-01-01 Richard Guenther <rguenther@suse.de>
2697 * c-decl.c (grokdeclarator): For zero-size arrays force
2698 structural equality checks as layout_type does.
2700 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2702 * builtins.c: Update copyright to 2010.
2704 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2707 * lto-streamer-out.c (produce_asm): Revert the last change.
2708 (copy_function): Likewise.
2710 * lto-streamer.c (lto_get_section_name): Skip any leading
2713 2010-01-01 Richard Guenther <rguenther@suse.de>
2716 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2720 Copyright (C) 2010 Free Software Foundation, Inc.
2722 Copying and distribution of this file, with or without modification,
2723 are permitted in any medium without royalty provided the copyright
2724 notice and this notice are preserved.