1 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7 expr needs to have DECL_NAME set.
9 2010-02-24 Nick Clifton <nickc@redhat.com>
11 * config/mep/mep.c: Include gimple.h.
12 (mep_function_uses_sp): Delete unused function.
13 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
14 parameters. Use unsigned integers to count args. Return a
15 NULL_RTX instead of an error_mark_node. Toidy up formatting.
17 2010-02-23 Jakub Jelinek <jakub@redhat.com>
20 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
21 greater or equal to nelt instead of 2 * nelt.
22 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
25 2010-02-23 Jason Merrill <jason@redhat.com>
28 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
29 in cfun->local_decls even if they have register types.
32 * stor-layout.c (place_field): Don't warn about unnecessary
33 DECL_PACKED if the type is packed.
35 2010-02-23 Jakub Jelinek <jakub@redhat.com>
38 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
39 GOTOFF relocs, even when the base reg isn't pic pointer.
41 2010-02-23 Michael Matz <matz@suse.de>
44 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
45 (expand_gimple_basic_block): Generate and use debug temps if there
46 are debug uses left after the last real use of TERed ssa names.
47 Unlink debug immediate uses when they are expanded.
49 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
52 * config/i386/i386.c (override_options): Reorganise to provide
53 better error messages.
55 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
58 * graphite-scop-detection.c (create_single_exit_edge): Move
59 the call to find_single_exit_edge to....
60 (create_sese_edges): ...here. Don't handle multiple edges
62 (build_graphite_scops): Don't handle multiple edges
65 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
68 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
69 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
71 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
74 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
76 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
79 * c-typeck.c (convert_arguments): Print declaration location.
80 * c-common.c (validate_nargs): Rename as
81 builtin_function_validate_nargs.
82 (check_builtin_function_arguments): Update.
84 2010-02-22 Richard Guenther <rguenther@suse.de>
87 * tree-inline.c (declare_return_variable): Use the type of
88 the call stmt lhs if available.
90 2010-02-22 Duncan Sands <baldrick@free.fr>
92 * passes.c (register_pass): Always consider all pass lists when
93 ref_pass_instance_number is zero.
95 2010-02-22 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/42749
98 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
99 parameter. Do arithmetic in the original type.
100 (update_accumulator_with_ops): Likewise.
101 (adjust_accumulator_values): Adjust.
103 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
105 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
106 (QI to BLKmode splitter): New splitter.
108 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.c (initial_ix86_tune_features): Turn on
111 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
113 2010-02-22 Richard Guenther <rguenther@suse.de>
115 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
117 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
119 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
120 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
121 ($(T)crti.o, $(T)crtn.o): Remove rules.
123 2010-02-21 Tobias Burnus <burnus@net-b.de>
126 * doc/invoke.texi (-fassociative-math): Document that this
127 option is automatically enabled for Fortran.
129 2010-02-20 David S. Miller <davem@davemloft.net>
131 * configure.ac: Test if linker and assembler properly support
132 GOTDATA_OP relocations.
133 * configure: Rebuild.
134 * config.in: Likewise.
135 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
136 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
137 (movsi_high_pic): Likewise.
138 (movdi_lo_sum_pic): Likewise.
139 (movdi_high_pic): Likewise.
140 (movsi_pic_gotdata_op): New pattern.
141 (movdi_pic_gotdata_op): Likewise.
142 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
143 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
145 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
150 (xop_mulv2div2di3_high): Ditto.
152 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
155 * c.opt (Wconversion-null): New option.
156 * doc/invoke.texi (Wconversion-null): Document.
158 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
160 * common.opt (Wlarger-than-): Add Undocumented.
162 2010-02-19 Mike Stump <mikestump@comcast.net>
164 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
166 2010-02-19 Jason Merrill <jason@redhat.com>
169 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
170 * configure: Likewise.
172 2010-02-20 Alan Modra <amodra@gmail.com>
175 * cgraph.h (cgraph_make_decl_local): Declare.
176 * cgraph.c (cgraph_make_decl_local): New function.
177 (cgraph_make_node_local): Use it.
178 * cgraphunit.c (cgraph_function_versioning): Likewise.
179 * ipa.c (function_and_variable_visibility): Likewise.
181 2010-02-19 Jakub Jelinek <jakub@redhat.com>
184 * except.c (sjlj_emit_function_enter): Don't call
185 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
187 * rtl.h (add_reg_br_prob_note): Remove prototype.
189 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
192 * c-common.c (conversion_warning): Remove widening conversions
193 before checking the conversion of integers to reals.
195 2010-02-19 Mike Stump <mikestump@comcast.net>
198 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
201 * cgraphunit.c (process_function_and_variable_attributes): Check
202 DECL_PRESERVE_P instead of looking up attribute "used".
203 * ipa-pure-const.c (check_decl): Likewise.
204 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
205 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
206 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
207 instead of attribute "used".
208 * config/sol2-c.c (solaris_pragma_init): Likewise.
209 (solaris_pragma_fini): Likewise.
211 2010-02-19 Jakub Jelinek <jakub@redhat.com>
213 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
214 Use XCNEW instead of xcalloc.
215 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
216 XNEW instead of xmalloc.
217 (get_fields): Use XNEWVEC instead of xmalloc.
220 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
222 (create_new_general_access): For debug stmts just reset value.
223 (get_stmt_accesses): For accesses within debug stmts just record them
224 using add_access_to_acc_sites instead of preventing the peeling or
225 counting them as accesses.
228 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
230 2010-02-19 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/42916
233 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
236 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
238 * configure.ac: Replace all uses of changequote in macro arguments
241 2010-02-19 Jakub Jelinek <jakub@redhat.com>
244 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
246 2010-02-19 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/42944
249 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
250 test for aliasing with errno.
252 2010-02-19 Jakub Jelinek <jakub@redhat.com>
255 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
256 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
257 * dojump.c: Include output.h.
258 (inv): New inline function.
259 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
260 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
261 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
262 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
263 argument, pass it down to other calls.
264 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
265 add REG_BR_PROB note to the conditional jump.
266 * cfgexpand.c (add_reg_br_prob_note): Removed.
267 (expand_gimple_cond): Don't call it, add the probability
268 as last argument to jumpif_1/jumpifnot_1.
269 * Makefile.in (dojump.o): Depend on output.h.
270 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
272 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
273 * stmt.c (do_jump_if_equal): Likewise.
274 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
275 * loop-unswitch.c (compare_and_jump_seq): Likewise.
276 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
278 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
279 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
281 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
283 (store_expr): Adjust jumpifnot caller.
284 (store_constructor): Adjust jumpif caller.
287 * gimplify.c (gimple_boolify): For __builtin_expect call
288 gimple_boolify also on its first argument.
290 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
292 * configure.ac (gnu-unique-object): Wrap regexps using [] in
294 (__stack_chk_fail): Ditto. Remove quadrigraphs.
295 * configure: Regenerated.
297 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
299 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
300 lang_hooks.types_compatible_p instead of comptypes.
302 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
304 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
305 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
306 if __prefer_thumb__ is defined.
308 2010-02-18 Martin Jambor <mjambor@suse.cz>
310 PR tree-optimization/43066
311 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
312 array with zero-sized element type.
314 2010-02-18 Jakub Jelinek <jakub@redhat.com>
316 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
317 rtx, allocate struct var_loc_node here and return it to the
318 caller, and only if it is actually needed.
319 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
320 move it earlier and return immediately if it returns NULL.
322 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
324 * config/sparc/gas.h: New file. Restore
325 TARGET_ASM_NAMED_SECTION to its ELF default.
326 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
328 * config/sparc/sparc.c (sparc_elf_asm_named_section):
329 Likewise. Add ATTRIBUTE_UNUSED to prototype.
330 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
333 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
335 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
337 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
339 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
340 patterns from predicated pattern.
342 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
346 for insn mnemonic suffix.
348 2010-02-17 Richard Guenther <rguenther@suse.de>
350 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
353 2010-02-17 Jakub Jelinek <jakub@redhat.com>
356 * caller-save.c (save_call_clobbered_regs): If BB ends with
357 a DEBUG_INSN, move any notes in between last real insn and the last
358 DEBUG_INSN after the last DEBUG_INSN.
360 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
362 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
363 Fix return type. Fix argument type. Explain meaning of return value.
365 2010-02-16 Richard Guenther <rguenther@suse.de>
367 PR tree-optimization/41043
368 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
369 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
371 (vrp_visit_phi_node): ... but only for loop PHI nodes.
373 2010-02-16 Ira Rosen <irar@il.ibm.com>
375 PR tree-optimization/43074
376 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
377 * tree-vect-loop.c (vect_analyze_loop_operations): Add
378 vectorizable cycles in hybrid SLP check.
379 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
381 2010-02-16 Richard Guenther <rguenther@suse.de>
383 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
384 (true_dependence): If memrefs_conflict_p computes must-alias
385 trust it. Move TBAA check after offset-based disambiguation.
386 (canon_true_dependence): Likewise.
388 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
390 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
391 * doc/invoke.texi: Document it.
392 * var-tracking.c: Include toplev.h and params.h.
393 (vt_find_locations): Return bool indicating success. Compute
394 hash sizes unconditionally. Check new parameter, report.
395 (variable_tracking_main_1): Check vt_find_locations results and
396 retry. Renamed from...
397 (variable_tracking_main): ... this. New wrapper to preserve
398 flag_var_tracking_assignments.
399 * Makefile.in (var-tracking.o): Adjust dependencies.
401 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
402 Jakub Jelinek <jakub@redhat.com>
405 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
406 if weak_import attribute is present.
407 * config/darwin.c (machopic_select_section): Likewise.
409 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
411 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
412 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
413 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
414 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
416 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
418 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
421 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
422 Rewrite text to refer to the names.
424 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
426 * config/i386/i386-builtin-types.def
427 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
428 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
429 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
430 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
431 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
432 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
433 IX86_BUILTIN_VPERMIL2PS256.
434 (MULTI_ARG_4_DF2_DI_I): Defined.
435 (MULTI_ARG_4_DF2_DI_I1): Defined.
436 (MULTI_ARG_4_SF2_SI_I): Defined.
437 (MULTI_ARG_4_SF2_SI_I1): Defined.
438 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
439 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
440 __builtin_ia32_vpermil2ps256.
441 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
442 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
443 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
444 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
445 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
446 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
447 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
448 CODE_FOR_xop_vpermil2v8sf3.
449 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
450 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
451 * config/i386/xopintrin.h (_mm_permute2_pd): New.
452 (_mm256_permute2_pd): New.
453 (_mm_permute2_ps): New.
454 (_mm256_permute2_ps): New.
456 2010-02-15 Nick Clifton <nickc@redhat.com>
458 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
459 boolean parameters. Use emit_jump_insn when emitting a pop
460 instruction containing a return insn.
461 (push): Use 'true' rather than '1' as second parameter to F.
462 (h8300_expand_prologue): Likewise.
463 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
464 (h8300_expand_epilogue): Likewise.
466 2010-02-15 Richard Guenther <rguenther@suse.de>
469 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
472 2010-02-15 Nick Clifton <nickc@redhat.com>
474 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
477 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
479 * intl.c (fake_ngettext): New function.
480 * intl.h (fake_ngettext): Declare.
481 (ngettext): Define macro.
482 * collect2.c (notice_translated): New function.
483 (main): Use notice_translated and ngettext.
484 * collect2.h (notice_translated): Declare.
486 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
488 * reorg.c (delete_computation): Comment fixes.
489 * caller-save.c (setup_save_areas): Idem.
490 * sel-sched-dump.c (dump_lv_set): Idem.
493 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
495 * config/s390/s390.c (s390_sched_init): New function.
496 (TARGET_SCHED_INIT): Target hook defined.
498 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
499 Jack Howarth <howarth@bromo.med.uc.edu>
500 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
503 Partial revert of unintended change in fix for PR41605.
504 * config/darwin.h: Fix typo.
505 * config/darwin9.h: Same.
507 2010-02-11 Jakub Jelinek <jakub@redhat.com>
509 * c-pch.c (pch_init): Clear v.
511 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
514 * graphite-scop-detection.c (graphite_can_represent_scev): Call
515 graphite_can_represent_init for MULT_EXPR.
517 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
521 * graphite-sese-to-poly.c (remove_phi): New.
522 (translate_scalar_reduction_to_array): Call remove_phi.
524 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
527 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
528 * graphite-clast-to-gimple.h (gloog): Update declaration.
529 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
530 * graphite-poly.h (struct poly_bb): Add missing comments.
531 (struct scop): Add poly_scop_p field.
533 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
534 * graphite.c (graphite_transform_loops): Build the polyhedral
535 representation for each scop before code generation.
536 * sese.c (rename_variables_in_operand): Removed.
537 (rename_variables_in_expr): Return the renamed expression.
538 (rename_sese_parameters): New.
539 * sese.h (rename_sese_parameters): Declared.
541 2010-02-11 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/42998
544 * tree-ssa-pre.c (create_expression_by_pieces): Treat
545 POINTER_PLUS_EXPR properly.
547 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
548 Changpeng Fang <changpeng.fang@amd.com>
551 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
552 the cost of an IV candidate when the IV is used in a test against zero.
554 * gcc.dg/tree-ssa/ivopts-3.c: New.
556 2010-02-11 Richard Guenther <rguenther@suse.de>
559 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
560 pointer-vs-decl case by swapping refs. Handle some cases
561 of pointer-vs-decl disambiguations more conservatively.
562 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
563 to false after expanding.
565 2010-02-11 Richard Guenther <rguenther@suse.de>
568 * gcc.c (process_command): Handle LTO file@offset case more
571 2010-02-11 Jakub Jelinek <jakub@redhat.com>
573 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
574 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
576 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
578 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
579 if MEM's mode size isn't DWARF2_ADDR_SIZE.
580 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
581 Optimize eq/ne comparisons when both arguments are known to be
583 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
584 Don't mask operands unnecessarily if they are known to be already
587 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
589 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
592 2010-02-10 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/43017
595 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
596 for wrapping signed arithmetic.
598 2010-02-10 Jakub Jelinek <jakub@redhat.com>
601 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
602 if no debug info should be emitted for it.
604 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
606 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
607 note when flag_exceptions is set.
609 2010-02-10 Duncan Sands <baldrick@free.fr>
611 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
613 2010-02-10 Richard Guenther <rguenther@suse.de>
616 * tree.c (get_unwidened): Handle constants.
617 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
619 2010-02-10 Martin Jambor <mjambor@suse.cz>
622 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
623 check for variable argument counts independently.
625 2010-02-10 Christian Bruel <christian.bruel@st.com>
628 * config/sh/sh.c (find_barrier): Increase length for non delayed
629 conditional branches.
631 2010-02-10 Christian Bruel <christian.bruel@st.com>
633 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
635 2010-02-10 Jakub Jelinek <jakub@redhat.com>
637 * builtins.c (set_builtin_user_assembler_name): Also handle
638 ffs if int is smaller than word.
640 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
643 * ira-conflicts.c (get_dup): Remove.
644 (process_reg_shuffles): Add new parameter. Use it as an
645 additional guard for copy generation.
646 (add_insn_allocno_copies): Rewrite.
648 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
650 * common.opt (fsched2-use-traces): Preserved for backward
652 * doc/invoke.texi: Remove the documentation about option
654 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
655 flag_sched2_use_traces.
656 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
657 the backward compatibility flag section.
659 2010-02-09 Richard Guenther <rguenther@suse.de>
661 PR tree-optimization/43008
662 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
663 make HEAP variables initialized from global memory if they
664 are not known builtin functions.
665 (find_func_aliases): Adjust.
667 2010-02-09 Richard Guenther <rguenther@suse.de>
669 PR tree-optimization/43000
670 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
673 2010-02-08 Jakub Jelinek <jakub@redhat.com>
675 PR tree-optimization/42931
676 * tree-loop-linear.c (try_interchange_loops): Don't call
677 double_int_mul if estimated_loop_iterations failed.
679 2010-02-08 Martin Jambor <mjambor@suse.cz>
682 * tree-sra.c (build_accesses_from_assign): Do not mark in
683 should_scalarize_away_bitmap if stmt has volatile ops.
684 (sra_modify_assign): Do not process assigns piecemeal if if stmt
687 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
689 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
691 2010-02-07 Adam Nemet <adambnmet@gmail.com>
693 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
696 2010-02-07 Andrew Pinski <pinskia@gmail.com>
699 * df-core.c (df_finish_pass): Change type of saved_flags to int.
701 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
704 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
705 to unknown_dependence.
706 (graphite_legal_transform_dr): Handle the unknown_dependence.
707 (graphite_carried_dependence_level_k): Same.
709 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
711 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
713 2010-02-07 Richard Guenther <rguenther@suse.de>
716 * expr.c (get_inner_reference): Always initialize *pbitsize.
718 2010-02-07 Richard Guenther <rguenther@suse.de>
721 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
722 new ARRAY_REFs on variable size element or minimal index arrays.
724 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
725 gimple_fold_indirect_ref.
727 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
730 * arm.c (arm_override_options): Just return if the user has specified
733 2010-02-03 Jason Merrill <jason@redhat.com>
736 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
737 i386_pe_maybe_record_exported_symbol.
739 2010-02-05 Steve Ellcey <sje@cup.hp.com>
742 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
743 (pa_delegitimize_address): New function.
745 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
747 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
748 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
750 2010-02-05 Richard Guenther <rguenther@suse.de>
753 * lto-streamer-in.c (get_resolution): Deal with references
754 to undefined functions.
756 2010-02-05 Richard Guenther <rguenther@suse.de>
758 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
759 (fold_const_aggregate_ref): Likewise.
760 (ccp_fold_stmt): Substitute loads.
761 (maybe_fold_reference): Verify types before substituting.
763 (fold_gimple_assign): Unshare properly.
764 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
766 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
768 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
769 for rs6000_gen_cell_microcode.
771 2010-02-04 Richard Guenther <rguenther@suse.de>
773 PR rtl-optimization/42952
774 * dse.c (const_or_frame_p): Remove MEM handling.
776 2010-02-04 Nick Clifton <nickc@redhat.com>
778 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
779 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
780 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
781 (mn10300_asm_output_mi_thunk): New function.
782 (mn10300_can_output_mu_thunk): New function.
783 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
784 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
785 (FUNCTION_ARG): Delete incorrect comment.
787 2010-02-03 Jason Merrill <jason@redhat.com>
790 * fold-const.c (operand_equal_p): Handle erroneous types.
792 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
794 * config/h8300/h8300.md (can_delay): Fix attibute condition.
796 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
798 PR rtl-optimization/42941
799 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
802 2010-02-03 Jason Merrill <jason@redhat.com>
805 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
807 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
810 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
812 (cselib_reset_table): Renamed from...
813 (cselib_reset_table_with_next_value): ... this.
814 (cselib_get_next_uid): Renamed from...
815 (cselib_get_next_unknown_value): ... this.
816 * cselib.c (next_uid): Renamed from...
817 (next_unknown_value): ... this.
818 (cselib_clear_table): Adjust.
819 (cselib_reset_table): Adjust. Renamed from...
820 (cselib_reset_table_with_next_value): ... this.
821 (cselib_get_next_uid): Adjust. Renamed from...
822 (cselib_get_next_unknown_value): ... this.
823 (get_value_hash): Use hash.
824 (cselib_hash_rtx): Likewise.
825 (new_cselib_val): Adjust. Set and dump uid.
826 (cselib_lookup_mem): Pass next_uid as hash.
827 (cselib_subst_to_values): Likewise.
828 (cselib_log_lookup): Dump uid.
829 (cselib_lookup): Pass next_uid as hash. Adjust.
830 (cselib_process_insn): Adjust.
831 (cselib_init): Initialize next_uid.
832 (cselib_finish): Adjust.
833 (dump_cselib_table): Likewise.
834 * dse.c (canon_address): Dump value uid.
835 * print-rtl.c (print_rtx): Print value uid.
836 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
838 (dv_uid): New function, sort of renamed from...
839 (dv_htab_hash): ... this, reimplemented in terms of it and...
840 (dv_uid2hash): ... this. New.
841 (variable_htab_eq): Drop excess assertions.
842 (tie_break_pointers): Removed.
843 (canon_value_cmp): Compare uids.
844 (variable_post_merge_New_vals): Print uids.
845 (vt_add_function_parameters): Adjust.
846 (vt_initialize): Reset table. Adjust.
848 2010-02-03 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/42944
851 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
852 (call_may_clobber_ref_p_1): Likewise. Properly handle
853 malloc and calloc clobbering errno.
855 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
857 * doc/invoke.texi: Fix name of sched1 dump.
859 * opts.c (decode_options): Set flag_tree_switch_conversion
860 only conditionally on optimize >= 2.
862 * gcse.c: Assorted comment fixes in pass description.
864 2010-02-03 Anthony Green <green@moxielogic.com>
866 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
867 nop padding in order to maintain alignment of storage location of
868 target function address.
869 (moxie_trampoline_init): Store target function address at newly
871 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
873 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
875 2010-02-03 Richard Guenther <rguenther@suse.de>
878 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
880 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
882 * config.gcc: Reenable check for obsolete targets.
883 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
884 mips-sgi-irix6.[0-4]*.
886 2010-02-02 Nick Clifton <nickc@redhat.com>
888 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
889 constant size of 4 as being the same as 0.
890 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
891 can take values in the range 0..4.
893 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
896 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
897 as _darwin10_Unwind_FindEnclosingFunction().
898 * libgcc-libsystem.ver: New.
900 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
903 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
904 implicitly set registers.
906 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
908 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
909 (arm_override_options): Allow automatic selection of the thread
910 pointer register if thumb2.
911 (legitimize_pic_address): Improve code sequences for Thumb2.
912 (arm_call_tls_get_addr): Likewise.
913 (legitimize_tls_address): Likewise.
914 * arm.md (pic_load_addr_arm): Delete. Replace with ...
915 (pic_load_addr_32bit): ... this. New named pattern.
916 * thumb2.md (pic_load_addr_thumb2): Delete.
917 (pic_load_dot_plus_four): Delete.
918 (tls_load_dot_plus_four): New named pattern.
920 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
923 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
924 Document fix for TLS bug.
926 2010-01-31 Richard Guenther <rguenther@suse.de>
928 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
929 conservatively correct.
931 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
937 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
939 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
941 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
943 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
945 * config.gcc: Adjust order of makefile fragments for mingw targets.
947 2010-01-31 Richard Guenther <rguenther@suse.de>
950 * gimplify.c (gimplify_init_constructor): For volatile LHS
951 initialize a temporary.
953 2010-01-31 Matthias Klose <doko@ubuntu.com>
955 * configure.ac: Fix __stack_chk_fail check for cross builds configured
957 * configure: Regenerate.
959 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
961 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
962 the same alias set and their sizes different constantness.
963 (aliasing_component_refs_p): Revert 2009-10-24 change.
965 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
967 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
970 2010-01-29 Richard Guenther <rguenther@suse.de>
972 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
973 Assert we successfully updated the call.
975 2010-01-29 Jakub Jelinek <jakub@redhat.com>
977 PR rtl-optimization/42889
978 * df.h (df_set_bb_dirty_nonlr): New prototype.
979 * df-core.c (df_set_bb_dirty_nonlr): New function.
980 * df-scan.c (df_insn_rescan): Call it instead of
981 df_set_bb_dirty for DEBUG_INSNs.
983 2010-01-29 Richard Guenther <rguenther@suse.de>
986 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
987 quadratic behavior in most cases.
989 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
993 in the call to gen_x86_movsicc_0_m1.
995 2010-01-28 Richard Guenther <rguenther@suse.de>
997 PR tree-optimization/42871
998 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1000 2010-01-28 Richard Guenther <rguenther@suse.de>
1002 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1003 into call arguments.
1005 2010-01-28 Richard Guenther <rguenther@suse.de>
1008 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1009 the forwarder if the destination is an EH landing pad.
1011 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1013 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1014 block list passed to gimple_duplicate_sese_tail.
1015 (parallelize_loops): Avoid parallelization when the function
1017 Avoid parallelization when the preheader is IRREDUCIBLE.
1018 Try to optimize when estimated_loop_iterations_int is unresolved.
1019 Add the loop's location to the dump file.
1020 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1021 (gimple_duplicate_sese_tail): Remove the check for the latch.
1022 Redirect nexits to the exit block.
1023 Remove handling of the incoming edges to the latch.
1024 Redirect the backedge from the copied latch to the exit bb.
1026 2010-01-28 Michael Matz <matz@suse.de>
1029 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1030 Wrap force_reg into a sequence, emit it before user.
1032 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1034 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1036 (arm_legacy_rev): Likewise.
1037 (thumb_legacy_rev): Likewise.
1039 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1041 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1042 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1043 on MEM's address failed, try avoid_constant_pool_reference and
1044 recurse if it returned something different.
1045 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1046 address, try avoid_constant_pool_reference and recurse if it
1047 returned something different.
1048 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1049 address and avoid_constant_pool_reference returned something
1050 different, don't set have_address.
1052 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1055 * var-tracking.c (val_store): Add modified argument, obey it.
1057 (count_uses): Move down logging of main.
1058 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1059 don't need resolution.
1060 (emit_notes_in_bb): Likewise.
1062 2010-01-27 Richard Guenther <rguenther@suse.de>
1065 * tree-inline.c (remap_decl): Delay remapping of SSA name
1066 default definitions until we need them.
1068 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1070 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1071 (rs6000_delegitimize_address): New function.
1073 * config/s390/s390.c (s390_delegitimize_address): Call
1074 delegitimize_mem_from_attrs.
1077 * tree-inline.c (cannot_copy_type_1): Removed.
1078 (copy_forbidden): Don't forbid copying of functions containing
1079 records/unions with variable length fields.
1081 2010-01-27 Christian Bruel <christian.bruel@st.com>
1085 * config/sh/sh.c (find_barrier): Increase length for non delayed
1086 conditional branches.
1088 2010-01-27 Matthias Klose <doko@ubuntu.com>
1090 * configure.ac (gnu-unique-object): Fix ldd version check.
1091 * configure: Regenerate.
1093 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1095 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1097 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1098 Test for HAVE_GNU_AS value.
1100 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1102 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1103 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1104 INT64_TYPE): Define.
1105 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1106 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1107 INT_LEAST64_TYPE): Define.
1108 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1109 UINT_LEAST64_TYPE): Define.
1110 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1111 INT_FAST64_TYPE): Define.
1112 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1113 UINT_FAST64_TYPE): Define.
1114 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1115 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1116 (SIG_ATOMIC_TYPE): Define.
1118 2010-01-26 Richard Guenther <rguenther@suse.de>
1120 * df-scan.c (df_scan_set_bb_info): Remove assert.
1121 (df_insn_rescan_debug_internal): Merge asserts.
1122 (df_install_ref): Likewise.
1123 (df_mark_reg): Use bitmap_set_range.
1124 (df_hard_reg_used_p): Remove assert.
1125 (df_hard_reg_used_count): Likewise.
1127 2010-01-26 Richard Guenther <rguenther@suse.de>
1129 PR rtl-optimization/42685
1130 * web.c (web_main): Ignore DEBUG_INSNs.
1132 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1134 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1136 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1137 Fix types of fndecl and arglist parameters.
1139 2010-01-26 Richard Guenther <rguenther@suse.de>
1142 * tree-eh.c (unsplit_eh): Skip debug insns.
1144 2010-01-26 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/42250
1147 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1149 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1152 * omp-low.c (expand_omp_sections): Only use single_pred if
1153 l2_bb is single_pred_p.
1155 2010-01-25 Christian Bruel <christian.bruel@st.com>
1158 * config/sh/sh.c (find_barrier): Increase length for non delayed
1159 conditional branches.
1160 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1162 2010-01-24 David S. Miller <davem@davemloft.net>
1164 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1165 define if not using GAS.
1166 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1167 Likewise. Delete SECTION_MERGE code, which is only applicable
1170 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1173 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1174 mangling of va_list in system headers.
1176 2010-01-23 Toon Moene <toon@moene.org>
1178 * tree-predcom.c (combine_chains): Return NULL, not false.
1180 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1182 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1183 initialization of variable res to agree with return type.
1185 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1187 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1188 * tree-sra.c: Add include of expr.h.
1190 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1192 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1193 insert the debug stmt on the single non-EH edge from the stmt.
1195 2010-01-22 Richard Henderson <rth@redhat.com>
1198 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1199 the RHS until after generate_subtree_copies has insertted its
1200 code before the current statement.
1202 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1204 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1206 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1208 2010-01-21 Martin Jambor <mjambor@suse.cz>
1210 PR tree-optimization/42585
1211 * tree-sra.c (struct access): New field grp_total_scalarization.
1212 (dump_access): Dump the new field.
1213 (should_scalarize_away_bitmap): New variable.
1214 (cannot_scalarize_away_bitmap): Likewise.
1215 (sra_initialize): Allocate new bitmaps.
1216 (sra_deinitialize): Free new bitmaps.
1217 (create_access_1): New function.
1218 (create_access): Parts moved to create_access_1.
1219 (type_consists_of_records_p): New function.
1220 (completely_scalarize_record): Likewise.
1221 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1222 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1223 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1225 (analyze_all_variable_accesses): Completely scalarize small eligible
1228 2010-01-21 Martin Jambor <mjambor@suse.cz>
1230 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1232 2010-01-21 Andrew Haley <aph@redhat.com>
1234 * gcc.c (process_command): Move lang_specific_driver before
1235 setting cc_libexec_prefix.
1237 2010-01-21 Richard Guenther <rguenther@suse.de>
1240 * fold-const.c (negate_expr_p): Pretend only negative
1241 real constants are easily negatable.
1243 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1244 Jason Merrill <jason@redhat.com>
1246 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1247 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1248 * calls.c (initialize argument_information): Handle it.
1249 * c-common.c (handle_transparent_union_attribute): Use new name.
1250 * c-decl.c (finish_struct): Ditto.
1251 * c-typeck.c (type_lists_compatible_p): Ditto.
1252 (convert_for_assignment): Use new name and also handle record.
1253 * function.c (aggregate_value_p): Handle it.
1254 (pass_by_reference): Ditto.
1255 (assign_parm_data_types): Ditto.
1256 * print-tree.c (print_node): Ditto.
1257 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1258 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1259 * tree.c (first_field): New fn.
1261 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1264 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1265 even when linking statically, for now.
1267 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1270 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1271 without a cselib val.
1272 (count_uses): Accept MO_VAL_SET with no val on stores.
1273 (add_stores): Likewise.
1275 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1277 * var-tracking.c (check_value_val): Add a compile time assertion.
1278 (dv_is_decl_p): Simplify.
1279 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1280 gcc_assert if ENABLE_CHECKING.
1282 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1285 * var-tracking.c: Include tree-flow.h.
1286 (mem_dies_at_call): New.
1287 (dataflow_set_preserve_mem_locs): Use it.
1288 (dataflow_set_remove_mem_locs): Likewise.
1289 (dump_var): Renamed from dump_variable. Adjust all callers.
1290 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1291 * Makefile.in (var-tracking.o): Adjust deps.
1293 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1295 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1297 2010-01-20 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/42717
1300 * tree-ssa-dce.c (get_live_post_dom): Remove.
1301 (forward_edge_to_pdom): Take an arbitrary edge to copy
1302 degenerate PHI args from.
1303 (remove_dead_stmt): Use the first post-dominator even if it
1304 does not contain live statements as redirection destination.
1306 2010-01-20 Richard Guenther <rguenther@suse.de>
1308 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1310 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1312 * sel-sched.c (create_speculation_check): Remove set but not used
1314 (try_transformation_cache): Remove set but not used variable ds.
1315 (calculate_privileged_insns): Remove set but not used variables
1316 cur_insn and min_spec_insn.
1317 (find_best_expr): Remove set but not used variable avail_n.
1318 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1320 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1322 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1323 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1326 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1329 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1330 cpu types. Add support for *-sse3 cpu types.
1331 (x86_64-*-*): Ditto.
1333 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1336 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1337 argument, call initializer_constant_valid_p_1 instead of
1338 initializer_constant_valid_p, pass CACHE to it, return NULL
1339 immediately if first call returns NULL.
1340 (initializer_constant_valid_p_1): New function.
1341 (initializer_constant_valid_p): Use it.
1343 2010-01-20 Thomas Quinot <quinot@adacore.com>
1345 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1347 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1349 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1350 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1351 (loc_list_from_tree): Don't handle unsigned division. Handle
1352 signed modulo using DW_OP_{over,over,div,mul,minus}.
1353 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1354 modulo instead of signed.
1356 2010-01-20 DJ Delorie <dj@redhat.com>
1358 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1360 (h8300_emit_stack_adjustment): Propogate it.
1362 (h8300_expand_prologue): Likewise.
1363 (h8300_expand_epilogue): Likewise.
1365 2010-01-19 Michael Matz <matz@suse.de>
1367 PR tree-optimization/41783
1368 * tree-data-ref.c (toplevel): Include flags.h.
1369 (dump_data_dependence_relation): Also dump the inputs if the
1370 result will be unknown.
1371 (split_constant_offset_1): Look through some conversions.
1372 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1373 the offset from last element is too large.
1374 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1375 (reassociate_to_the_same_stmt): Handle vector registers.
1376 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1378 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1379 wide_prolog_niters argument, emit widening instructions.
1380 (vect_do_peeling_for_alignment): Adjust caller, use widened
1381 variant of the iteration cound.
1382 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1384 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1387 * config/arm/neon-testgen.m (emit_automatics): New parameter
1388 features. Adjust for Fixed_return_reg feature.
1389 (test_intrinsic): Call emit_automatics with new feature.
1390 * config/arm/neon.ml: Update copyright years.
1391 (features): New Fixed_return_reg feature.
1392 (ops): Update feature for Vget_low.
1394 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1396 PR tree-optimization/42719
1397 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1401 * fwprop.c (all_uses_available_at): Return false if def_set dest
1402 is a REG that is used in def_insn.
1404 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1406 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1408 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1411 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1413 * target.h (struct gcc_target) <secondary_reload>: Change type
1414 of last argument to secondary_reload_info *.
1416 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1419 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1420 memory references with unaligned offsets. Remove CQImode handling.
1421 (unaligned_memory_operand): Return 1 for memory references with
1422 unaligned offsets. Remove CQImode handling.
1424 2010-01-18 Richard Guenther <rguenther@suse.de>
1427 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1430 2010-01-18 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/42781
1433 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1434 restrict processing only if the original variable was artificial.
1436 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1438 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1439 find number of popped argument bytes.
1441 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1442 Fix the text that describes the return value for invalid insns.
1444 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1446 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1447 Clarify what 'cost of the -dependence' is. Fix quoting.
1449 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1450 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1452 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1454 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1455 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1457 2010-01-17 Richard Guenther <rguenther@suse.de>
1460 * function.c (split_complex_args): Take a VEC to modify.
1461 (assign_parms_augmented_arg_list): Build a VEC instead of
1462 a chain of PARM_DECLs.
1463 (assign_parms_unsplit_complex): Take a VEC of arguments.
1464 Do not fixup unmodified parms.
1465 (assign_parms): Deal with the VEC.
1466 (gimplify_parameters): Likewise.
1468 2010-01-17 Richard Guenther <rguenther@suse.de>
1470 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1471 node existence check.
1472 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1473 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1474 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1475 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1476 (gimple_execute_on_growing_pred): Likewise.
1478 2010-01-17 Richard Guenther <rguenther@suse.de>
1480 PR tree-optimization/42773
1481 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1482 (compute_antic_aux): Likewise.
1483 (compute_partial_antic_aux): Likewise.
1485 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1488 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1491 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1493 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1496 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1497 Fix markup for strict argument.
1499 (TARGET_SCHED_REORDER2): Fix argument types.
1501 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1502 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1504 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1505 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1507 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1510 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1511 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1512 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1513 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1514 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1516 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1518 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1520 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1521 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1523 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1525 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1528 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1530 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1531 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1533 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1535 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1537 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1538 referring to it. Fix language.
1540 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1542 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1544 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1546 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1548 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1549 '@var{stream}. Remove stray 'and'.
1551 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1553 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1555 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1557 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1558 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1560 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1561 Fix description of return value.
1562 Rename argument "sz" to "len."
1564 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1565 Clarify meaning of 'true' return value.
1567 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1569 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1570 rep_mode versus mode_rep.
1572 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1574 (TARGET_BUILTIN_DECL): Fix name.
1576 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1578 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1580 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1582 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1584 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1586 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1589 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1590 Rename argument tm_fn to md_fn.
1592 (TARGET_OPTION_PRINT): Fix argument list.
1594 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1597 * config/i386/i386.c (ix86_fixup_binary_operands):
1598 Revert FMA4 fixup of operands.
1600 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1603 * Makefile.in (write_entries_to_file, install-plugin):
1604 Use \012 instead of \n with tr.
1606 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1608 * configure.ac (HAVE_AS_REF): New C macro.
1609 * configure: Regenerate.
1610 * config.in: Likewise.
1611 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1613 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1616 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1618 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1620 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1622 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1624 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1626 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1628 (TARGET_BINDS_LOCAL_P): Fix argument type.
1630 (TARGET_ASM_FILE_END): Use prototype.
1632 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1634 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1636 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1638 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1640 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1641 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1643 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1644 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1646 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1647 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1648 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1649 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1651 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1653 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1655 (TARGET_INIT_BUILTINS): Use prototype.
1657 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1658 Put 'const char *' in braces. Fix parameter types.
1659 (TARGET_INVALID_CONVERSION): Fix parameter types.
1660 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1661 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1663 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1666 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1668 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1670 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1672 * doc/tm.texi (TARGET_HELP): Fix return type.
1674 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1675 in braces. Fix argument types.
1677 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1679 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1681 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1683 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1684 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1686 (TARGET_MANGLE_TYPE): Fix argument types.
1688 (TARGET_IRA_COVER_CLASSES): Use prototype.
1690 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1692 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1694 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1696 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1698 (TARGET_CALLEE_COPIES): Fix argument types.
1700 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1702 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1704 (TARGET_FUNCTION_VALUE): Fix argument types.
1706 (TARGET_RETURN_IN_MSB): Fix argument type.
1708 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1710 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1712 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1714 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1715 agree with return type.
1717 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1719 2010-01-15 Jing Yu <jingyu@google.com>
1721 PR rtl-optimization/42691
1722 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1723 a pseudo to a constant and are merged, and adjust comments.
1725 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1727 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1729 2010-01-15 Richard Guenther <rguenther@suse.de>
1732 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1733 labels of computed or non-local gotos to the destination.
1734 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1735 landing pad label is the first label.
1737 2010-01-15 Richard Guenther <rguenther@suse.de>
1739 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1741 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1744 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1745 to allow generation of the xssqrtdp instruction on power7.
1746 (sqrtdf2_fpr): Ditto.
1748 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1751 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1752 functions with noreturn attribute.
1755 * varasm.c (declare_weak): Add weak attribute to decl if it
1756 doesn't have one already.
1757 (assemble_external): Only add decls to weak_decls if they also
1758 have weak attribute.
1760 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1762 * var-tracking.c (var_reg_delete): Don't delete the association
1763 between REGs and values or one-part variables if the register
1766 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1769 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1770 because its first operand is a non-localized variable.
1772 2010-01-14 Martin Jambor <mjambor@suse.cz>
1774 PR tree-optimization/42706
1775 * tree-sra.c (encountered_recursive_call): New variable.
1776 (encountered_unchangable_recursive_call): Likewise.
1777 (sra_initialize): Initialize both new variables.
1778 (callsite_has_enough_arguments_p): New function.
1779 (scan_function): Call decl and flags check only for IPA-SRA, check
1780 whether there is a recursive call and whether it has enough arguments.
1781 (all_callers_have_enough_arguments_p): New function.
1782 (convert_callers): Look for recursive calls only when
1783 encountered_recursive_call is set.
1784 (ipa_early_sra): Bail out either if
1785 !all_callers_have_enough_arguments_p or
1786 encountered_unchangable_recursive_call.
1788 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1790 * sel-sched.c: Add 2010 to copyright years.
1791 * sel-sched-ir.c: Likewise.
1792 * sel-sched-ir.h: Likewise.
1794 2010-01-14 Martin Jambor <mjambor@suse.cz>
1796 PR tree-optimization/42714
1797 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1798 constructors specially.
1800 2010-01-14 Andi Kleen <ak@linux.intel.com>
1802 * config/i386/drivers-i386.c (detect_caches_intel):
1803 Add l2sizekb parameter and fill in.
1804 (host_detect_local_cpu): Add l2sizekb, fill in.
1805 Add Atom small cache heuristic.
1807 2010-01-14 Andi Kleen <ak@linux.intel.com>
1809 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1810 Add level3 parameter and fill in.
1811 (detect_caches_intel): Handle level3 cache.
1813 2010-01-14 Andi Kleen <ak@linux.intel.com>
1815 * config/i386/drivers-i386.c (host_detect_local_cpu):
1816 Fix core duo detection.
1818 2010-01-14 Andi Kleen <ak@linux.intel.com>
1820 * config/i386/drivers-i386.c (host_detect_local_cpu):
1823 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1825 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1826 (rs6000_variable_issue_1): this. Use...
1827 (rs6000_variable_issue): here. Reimplement. Print debug info.
1829 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1831 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1832 sel_restore_notes. Update all callers. Call reemit_notes
1835 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1837 PR rtl-optimization/42246
1838 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1841 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1843 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1844 all successors is the same as number of successors in current region.
1846 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1848 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1849 to rename is not separable. Otherwise check that its LHS is not NULL.
1851 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1853 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1855 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1857 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1858 available registers when failed to discover LHS register class.
1859 Fix indentation. Update comment.
1861 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1862 Alexander Monakov <amonakov@ispras.ru>
1864 PR rtl-optimization/42389
1865 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1867 (advance_state_on_fence): Likewise.
1868 (sel_target_adjust_priority): Print debug output only when
1869 sched_verbose >= 4, not 2.
1870 (get_expr_cost): Do not issue all unique insns on the next cycle.
1871 (fill_insns): Initialize can_issue_more from the value saved
1873 * sel-sched-ir.c (flist_add): New parameter issue_more.
1874 Init FENCE_ISSUE_MORE with it.
1875 (merge_fences): Likewise.
1876 (init_fences): Update call to flist_add.
1877 (add_to_fences, add_clean_fence_to_fences)
1878 (add_dirty_fence_to_fences): Likewise.
1879 (move_fence_to_fences): Update call to merge_fences.
1880 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1882 * sel-sched-ir.h (struct _fence): New field issue_more.
1883 (FENCE_ISSUE_MORE): New accessor macro.
1885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1887 PR rtl-optimization/42388
1888 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1889 that have no predecessors nor successors. Do not call move_bb_info
1890 for empty blocks outside of current region.
1892 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1894 PR rtl-optimization/42294
1895 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1896 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1897 originators' originators.
1899 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1901 PR rtl-optimization/39453
1902 PR rtl-optimization/42246
1903 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1905 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1907 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1908 Alexander Monakov <amonakov@ispras.ru>
1911 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1912 (maybe_tidy_empty_bb): ... here. Make static. Add new
1913 argument. Update all callers.
1914 (tidy_control_flow): ... and here. Recompute topological order
1915 of basic blocks in region if necessary.
1916 (sel_redirect_edge_and_branch): Change return type. Return true
1917 if topological order might have been invalidated.
1918 (purge_empty_blocks): Export and move from...
1919 * sel-sched.c (purge_empty_blocks): ... here.
1920 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1921 (maybe_tidy_empty_bb): Delete prototype.
1922 (purge_empty_blocks): Declare.
1924 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1926 PR rtl-optimization/42249
1927 * sel-sched.c (try_replace_dest_reg): When chosen register
1928 and original register is the same, do not bail out early, but
1929 still check all original insns for validity of replacing destination
1930 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1933 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1936 Port from no-undefined-overflow branch:
1937 2009-03-09 Richard Guenther <rguenther@suse.de>
1939 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1941 2010-01-14 Richard Guenther <rguenther@suse.de>
1944 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1946 2010-01-14 Ira Rosen <irar@il.ibm.com>
1948 PR tree-optimization/42709
1949 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1950 as scalar type in creation of constant vector operand.
1952 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1955 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1956 (check-parallel-%): Match `testsuite' directory component only
1959 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1961 PR translation/39521
1962 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1965 2010-01-13 Richard Guenther <rguenther@suse.de>
1967 PR tree-optimization/42730
1968 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1971 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1974 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1975 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1978 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1980 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1981 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1982 ___umulsi3_highpart.
1984 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1985 rather than schedule_insns if the pass is enabled.
1987 2010-01-13 Martin Jambor <mjambor@suse.cz>
1989 PR tree-optimization/42704
1990 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1993 2010-01-13 Martin Jambor <mjambor@suse.cz>
1995 PR tree-optimization/42703
1996 * tree-sra.c (analyze_access_subtree): Check that we can build a
1997 reference to the original data within the aggregate.
1999 2010-01-13 Richard Guenther <rguenther@suse.de>
2001 PR tree-optimization/42705
2002 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2004 2010-01-13 Richard Guenther <rguenther@suse.de>
2007 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2009 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2012 * var-tracking.c (values_to_unmark): New variable.
2013 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2014 values_to_unmark vector. Moved body to...
2015 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2016 instead queue it into values_to_unmark vector.
2017 (vt_find_locations): Free values_to_unmark vector.
2019 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2021 * config/s390/s390.c (override_options): Set
2022 default of max-pending-list-length to 256
2024 2010-01-13 Richard Guenther <rguenther@suse.de>
2027 * tree-pass.h (PROP_gimple_lcx): New.
2028 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2029 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2030 before the final cleanup_eh.
2031 (dump_properties): Dump PROP_gimple_lcx.
2032 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2033 (tree_lower_complex_O0): Remove.
2034 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2035 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2036 tree_lower_complex, schedule TODO_update_ssa.
2037 * lto-streamer-out.c (output_function): Stream the functions
2039 * lto-streamer-in.c (input_function): Likewise.
2040 (lto_read_body): Do not override them here.
2042 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2045 * c-typeck.c (build_c_cast): Fold value cast to union type before
2046 wrapping it in a CONSTRUCTOR.
2048 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2050 PR rtl-optimization/42699
2051 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2054 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2056 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2057 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2058 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2059 SUBTARGET_WARN_UNUSED_SPEC): ... here
2060 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2062 2010-01-12 Julian Brown <julian@codesourcery.com>
2064 * config/arm/neon-schedgen.ml (Utils): Don't try to
2065 open missing module.
2066 (find_with_result): New.
2068 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2071 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2072 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2074 PR tree-optimization/42645
2075 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2076 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2077 decl_map, set processing_debug_stmt to -1 and return name without
2080 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2082 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2083 binutils version, and reword target configuration description.
2085 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2087 * config/avr/avr.h (LINKER_NAME): Remove.
2089 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2092 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2093 that support VSX, warn for -mno-altivec if vsx is not disabled,
2096 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2097 Shujing Zhao <pearly.zhao@oracle.com>
2099 PR translation/42469
2100 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2101 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2102 character between option name and help text.
2103 * c.opt (imultilib): Likewise.
2105 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2107 * lto-streamer-out.c (output_unreferenced_globals): Output static
2110 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2112 PR rtl-optimization/42621
2113 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2114 optimizing for size.
2115 (duplicate_computed_gotos): Remove now-redundant check.
2117 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2120 * configure.ac: Save and restore LDFLAGS and LIBS
2121 * configure: Regenerate.
2123 2010-01-10 Richard Guenther <rguenther@suse.de>
2126 * builtins.c (fold_builtin_strlen): Add type argument and
2127 convert the resulting length to it.
2128 (fold_builtin_1): Adjust.
2130 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2132 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2133 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2135 (num_insns_constant_wide): Adjust for that change.
2137 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2140 * web.c (union_defs): Add used argument, to combine uses of
2142 (entry_register): Adjust type and tests of used argument.
2143 (web_main): Widen used for new use. Pass it to union_defs.
2144 * df.h (union_defs): Adjust prototype.
2146 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2149 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2150 uses in new incoming argument. Free body.
2151 (reset_debug_uses_in_loop): New.
2152 (analyze_insn_to_expand_var): Call the latter if the former found
2153 anything. Fix whitespace. Reject invalid dest overlaps before
2154 going through all insns in the loop.
2156 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2159 * haifa-sched.c (dying_use_p): Debug insns don't count.
2161 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2164 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2165 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2166 (verify_gimple_call): Reject LHS in noreturn calls.
2168 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2172 * tree-vect-loop-manip.c (adjust_info): New type.
2173 (adjust_vec): New pointer to vector.
2174 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2175 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2176 (slpeel_update_phis_for_duplicate_loop): Use them.
2177 (slpeel_update_phi_nodes_for_guard1): Likewise.
2178 (slpeel_update_phi_nodes_for_guard2): Likewise.
2179 (slpeel_tree_peel_loop_to_edge): Likewise.
2180 (vect_update_ivs_after_vectorizer): Likewise.
2182 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2184 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2185 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2187 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2189 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2190 bogus uninitialized warning.
2192 2010-01-09 Richard Guenther <rguenther@suse.de>
2195 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2196 the evolution is compatible with the initial condition.
2198 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2200 * gcc.c (process_command): Update copyright notice dates.
2201 * gcov.c (print_version): Likewise.
2202 * gcov-dump.c (print_version): Likewise.
2203 * mips-tfile.c (main): Likewise.
2204 * mips-tdump.c (main): Likewise.
2206 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2209 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2211 (rotlhi3_8): Delete.
2213 (rotlsi3_8): Delete.
2214 (rotlsi3_16): Delete.
2215 (rotlsi3_24): Delete.
2217 (*rotw<mode>3): New.
2218 (*rotb<mode>3): New.
2219 * config/avr/avr.c (avr_rotate_bytes): New function.
2220 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2222 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2225 * configure.ac: Modify -rdynamic check.
2226 * configure: Regenerate.
2228 2010-01-08 DJ Delorie <dj@redhat.com>
2230 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2231 register popping order.
2233 2010-01-08 Richard Guenther <rguenther@suse.de>
2236 * c.opt (fsigned-char): Also let LTO handle this option.
2237 (funsigned-char): Likewise.
2239 2010-01-07 Richard Guenther <rguenther@suse.de>
2241 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2242 (gimple_op): Likewise.
2243 (gimple_op_ptr): Likewise.
2244 (gimple_assign_set_lhs): Remove gcc_assert.
2245 (gimple_assign_set_rhs1): Likewise.
2246 (gimple_assign_set_rhs2): Likewise.
2247 (gimple_call_set_lhs): Likewise.
2248 (gimple_call_set_fn): Likewise.
2249 (gimple_call_set_fndecl): Likewise.
2250 (gimple_call_fndecl): Likewise.
2251 (gimple_call_return_type): Likewise.
2252 (gimple_call_set_chain): Likewise.
2253 (gimple_call_num_args): Likewise.
2254 (gimple_call_set_arg): Likewise.
2255 (gimple_cond_set_code): Likewise.
2256 (gimple_cond_set_lhs): Likewise.
2257 (gimple_cond_set_rhs): Likewise.
2258 (gimple_cond_set_true_label): Likewise.
2259 (gimple_cond_set_false_label): Likewise.
2260 (gimple_label_set_label): Likewise.
2261 (gimple_goto_set_dest): Likewise.
2262 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2263 (gimple_debug_bind_get_value): Likewise.
2264 (gimple_debug_bind_get_value_ptr): Likewise.
2265 (gimple_debug_bind_set_var): Likewise.
2266 (gimple_debug_bind_set_value): Likewise.
2267 (gimple_debug_bind_reset_value): Likewise.
2268 (gimple_debug_bind_has_value_p): Likewise.
2269 (gimple_return_retval_ptr): Remove gcc_assert.
2270 (gimple_return_retval): Likewise.
2271 (gimple_return_set_retval): Likewise.
2272 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2273 (safe_referenced_var_iterator): Remove.
2274 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2275 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2276 (fill_referenced_var_vec): Remove.
2277 (first_readonly_imm_use): Remove redundant gcc_assert.
2278 (phi_arg_index_from_use): Combine gcc_asserts.
2279 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2280 (first_imm_use_stmt): Remove redundant gcc_assert.
2281 * tree-cfg.c (verify_gimple_call): Verify function and chain
2282 operands. Verify arguments.
2283 (verify_types_in_gimple_stmt): Verify condition code and labels.
2285 2010-01-07 Richard Guenther <rguenther@suse.de>
2287 PR tree-optimization/42641
2288 * sese.c (rename_map_elt_info): Use the SSA name version, do
2291 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2293 PR tree-optimization/42625
2294 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2295 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2297 2010-01-07 Duncan Sands <baldrick@free.fr>
2299 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2301 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2304 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2305 note itself is not function_invariant_p.
2307 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2309 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2310 Do not add the DF_NOTE problem.
2311 * store-motion.c (execute_rtl_store_motion): Likewise.
2313 2010-01-07 Martin Jambor <mjambor@suse.cz>
2315 PR tree-optimization/42157
2316 * tree-sra.c (compare_access_positions): Stabilize sort if both
2317 accesses have integer types, return zero immediately if they are the
2320 2010-01-06 Richard Henderson <rth@redhat.com>
2323 * haifa-sched.c (add_to_note_list): Merge into ...
2324 (concat_note_lists): ... here, and ...
2325 (unlink_other_notes, rm_other_notes): Merge into...
2326 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2327 NOTE_INSN_EPILOGUE_BEG.
2329 2010-01-06 Richard Guenther <rguenther@suse.de>
2331 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2332 not inline regular functions into always-inline functions.
2334 2010-01-06 Nick Clifton <nickc@redhat.com>
2336 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2337 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2339 (OVERRIDE_OPTIONS): Delete.
2340 (OPTIMIZATION_OPTIONS): Define.
2341 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2342 * config/rx/rx.c (rx_handle_option): Issue an error message if
2343 -mcpu=rx200 and -fpu are used together.
2344 (rx_set_optimization_options): New function. Issue an error
2345 message if an optimization attribute attempts to reset the FPU/
2346 math optimization pairing.
2347 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2348 * config/rx/rx.opt: Set the default to 32-bit doubles.
2349 * config/rx/t-rx: Add multilibs for -nofpu option.
2350 * doc/invoke.texi: Update documentation of RX options.
2352 2010-01-06 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-pre.c (name_to_id): New global.
2355 (alloc_expression_id): Simplify SSA name handling.
2356 (lookup_expression_id): Likewise.
2357 (init_pre): Zero name_to_id.
2358 (fini_pre): Free it.
2360 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2362 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2364 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2367 * config/i386/sse.md (smaxv2di3): New.
2368 (umaxv2di3): Likewise.
2369 (sminv2di3): Likewise.
2370 (uminv2di3): Likewise.
2372 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2375 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2376 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2377 (legitimize_tls_address): Likewise.
2378 (sparc_tls_referenced_p): Likewise.
2379 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2380 and adjust calls to legitimize_pic_address.
2381 (legitimate_constant_p) Use sparc_tls_referenced_p.
2382 (legitimate_pic_operand_p): Likewise.
2383 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2384 (sparc_tls_symbol_ref_1): Delete.
2385 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2386 (legitimize_tls_address): Make static, handle CONST patterns.
2387 (legitimize_pic_address): Make static, remove unused parameter and
2388 adjust recursive calls.
2389 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2390 and adjust call to legitimize_pic_address.
2391 (sparc_output_mi_thunk): Likewise.
2393 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2394 H.J. Lu <hongjiu.lu@intel.com>
2397 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2398 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2399 operands to make them signed.
2402 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2405 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2406 GTU to GT for V4SI and V2DI.
2408 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2409 (umin<mode>3): Removed.
2411 (uminv4si3): Likewise.
2413 2010-01-05 Martin Jambor <mjambor@suse.cz>
2415 PR tree-optimization/42462
2416 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2417 current_function_decl to helper functions and macros.
2419 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2422 * flags.h: Don't include real.h.
2423 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2424 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2425 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2426 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2427 * dominance.c: Update copyright.
2428 * gimple.c (walk_gimple_op): Remove inline.
2429 * tree-ssa-reassoc.c: Include real.h.
2430 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2431 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2433 2010-01-05 Nick Clifton <nickc@redhat.com>
2435 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2436 register to push into the stack frame when the accumulator has to
2437 be saved during interrupts.
2439 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2441 * doc/invoke.texi: Remove the documentation about option
2443 * common.opt (Wunreachable-code): Preserved for backward
2445 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2446 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2447 the backward compatibility flag section.
2449 2010-01-05 Richard Guenther <rguenther@suse.de>
2451 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2453 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2456 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2458 PR tree-optimization/42508
2459 * tree-sra.c (convert_callers): Check for recursive call
2460 by comparing cgraph nodes instead of decls.
2461 (modify_function): Call ipa_modify_formal_parameters also
2462 on all same_body aliases.
2464 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2465 cgraph nodes when checking for same_body aliases.
2467 2010-01-05 Richard Guenther <rguenther@suse.de>
2469 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2470 allocation and lookup.
2471 (get_or_alloc_expr_for_constant): Likewise.
2472 (phi_translate): Sink allocation.
2474 2010-01-04 Richard Guenther <rguenther@suse.de>
2476 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2477 a new entry only if needed.
2478 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2479 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2481 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2483 (phi_translate): Handle CONSTANTs early.
2485 2010-01-04 Martin Jambor <mjambor@suse.cz>
2487 PR tree-optimization/42398
2488 * tree-sra.c (struct access): Removed flag grp_different_types.
2489 (dump_access): Do not dump the removed flag.
2490 (sort_and_splice_var_accesses): Do not set the removed flag.
2491 (sra_modify_expr): Check for type compatibility directly.
2493 2010-01-04 Martin Jambor <mjambor@suse.cz>
2495 PR tree-optimization/42366
2496 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2497 edges with variable number of parameters.
2498 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2499 flag instead of asserting it.
2500 (ipa_read_node_info): Read uses_analysis_done flag.
2502 2010-01-04 Richard Guenther <rguenther@suse.de>
2504 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2505 iterative_hash_* as intended.
2506 (vn_reference_compute_hash): Likewise. Simplify hashing
2508 (vn_reference_lookup_2): Likewise.
2509 (vn_nary_op_compute_hash): Likewise.
2510 (vn_phi_compute_hash): Likewise.
2511 (expressions_equal_p): Remove strange code.
2512 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2513 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2514 (bitmap_insert_into_set_1): Take value-id as parameter.
2515 (add_to_value): Pass it.
2516 (bitmap_insert_into_set): Likewise.
2517 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2519 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2522 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2523 (do_self_spec): For switches with SWITCH_IGNORE set set also
2524 SWITCH_IGNORE_PERMANENTLY.
2525 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2528 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2530 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2531 tree of an unreferenced global var.
2533 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2537 GTU to GT for V4SI and V2DI.
2539 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2540 (umin<mode>3): Removed.
2542 (uminv4si3): Likewise.
2544 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2547 * collect2.c (main): Turn on trace in collect2 if -v is passed
2550 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2552 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2553 description of expression operand.
2555 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2557 * configure.ac: Add install-html to target_list for Make-hooks.
2558 * configure: Regenerate.
2559 * fortran/Make-lang.in (F95_HTMLFILES): New.
2560 (fortran.html): Use it.
2561 (fortran.install-html): New.
2562 * Makefile.in (install-html): Add lang.install-html.
2563 * java/Make-lang.in (JAVA_HTMLFILES): New.
2564 (java.html): Use it.
2565 (java.install-html): New.
2566 * objc/Make-lang.in (objc.install-html): New.
2567 * objcp/Make-lang.in (obj-c++.install-html): New.
2568 * cp/Make-lang.in (c++.install-html): New.
2569 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2570 * lto/Make-lang.in (lto.install-html): New.
2572 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2575 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2577 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2579 PR rtl-optimization/41862
2580 * store-motion.c (store_killed_in_insn, compute_store_table,
2581 remove_reachable_equiv_notes, replace_store_insn,
2582 build_store_vectors): Ignore all DEBUG_INSNs.
2584 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2587 * common.opt: Add dumpdir.
2589 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2591 (option_map): Add --dumpdir.
2593 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2595 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2597 * opts.c (decode_options): Try dump_dir_name first if
2598 dump_base_name isn't an absolute path.
2599 (common_handle_option): Handle OPT_dumpdir.
2601 * toplev.c (dump_dir_name): New.
2602 (print_switch_values): Also ignore -dumpdir.
2604 * toplev.h (dump_dir_name): New.
2606 2010-01-03 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/42589
2609 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2610 double-word expansion of bswap32.
2612 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2614 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2615 with BLOCK_FOR_INSN.
2616 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2617 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2618 noce_process_if_block): Likewise.
2619 * gcse.c (compute_local_properties, insert_expr_in_table,
2620 insert_set_in_table, canon_list_insert, find_avail_set,
2621 pre_insert_copy_insn): Likewise.
2623 * basic-block.h (BLOCK_NUM): Move from here...
2624 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2626 2010-01-03 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/42438
2629 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2630 contains_may_not_return_call flag.
2631 (BB_MAY_NOTRETURN): New.
2632 (valid_in_sets): Trapping nary operations are not valid
2633 in blocks that may not return.
2634 (insert_into_preds_of_block): Remove check for trapping expressions.
2635 (compute_avail): Compute also BB_MAY_NOTRETURN.
2637 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2639 * doc/invoke.texi: Add 2010 to copyright years.
2641 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2643 * config/sparc/sparc.c: Fix formatting nits.
2645 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2646 Alexander Monakov <amonakov@ispras.ru>
2648 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2650 2010-01-02 Richard Guenther <rguenther@suse.de>
2653 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2654 (simplify_switch_using_ranges): Mark to be removed edges
2657 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2659 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2661 * collect2.c (scan_libraries): Add missing argument in call to
2664 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2667 * config/alpha/predicates.md (aligned_memory_operand): Return false
2669 (unaligned_memory_operand): Return true for CQImode.
2670 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2671 doesn not cross aligned SImode word boundary.
2673 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2675 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2677 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2678 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2680 2010-01-02 Richard Guenther <rguenther@suse.de>
2683 * toplev.c (compile_file): Emit LTO marker properly. Change
2685 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2687 2010-01-01 Richard Guenther <rguenther@suse.de>
2690 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2692 2010-01-01 Richard Guenther <rguenther@suse.de>
2695 * c-decl.c (grokdeclarator): For zero-size arrays force
2696 structural equality checks as layout_type does.
2698 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2700 * builtins.c: Update copyright to 2010.
2702 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2705 * lto-streamer-out.c (produce_asm): Revert the last change.
2706 (copy_function): Likewise.
2708 * lto-streamer.c (lto_get_section_name): Skip any leading
2711 2010-01-01 Richard Guenther <rguenther@suse.de>
2714 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2718 Copyright (C) 2010 Free Software Foundation, Inc.
2720 Copying and distribution of this file, with or without modification,
2721 are permitted in any medium without royalty provided the copyright
2722 notice and this notice are preserved.