1 2010-02-24 Jason Merrill <jason@redhat.com>
3 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7 * cfg.c (alloc_aux_for_block): Remove inline.
8 (alloc_aux_for_edge): Likewise.
10 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
14 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
17 * config/i386/sol2-gas.h: New file.
18 * config.gcc (i[34567]86-*-solaris2*): Use it.
20 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
23 * c-typeck.c (ep_convert_and_check): New.
24 (build_conditional_expr): Use it.
25 (build_binary_op): Likewise.
27 2010-02-24 Jakub Jelinek <jakub@redhat.com>
29 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
32 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
34 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
35 expr needs to have DECL_NAME set.
37 2010-02-24 Nick Clifton <nickc@redhat.com>
39 * config/mep/mep.c: Include gimple.h.
40 (mep_function_uses_sp): Delete unused function.
41 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
42 parameters. Use unsigned integers to count args. Return a
43 NULL_RTX instead of an error_mark_node. Toidy up formatting.
45 2010-02-23 Jakub Jelinek <jakub@redhat.com>
48 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
49 greater or equal to nelt instead of 2 * nelt.
50 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
53 2010-02-23 Jason Merrill <jason@redhat.com>
56 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
57 in cfun->local_decls even if they have register types.
60 * stor-layout.c (place_field): Don't warn about unnecessary
61 DECL_PACKED if the type is packed.
63 2010-02-23 Jakub Jelinek <jakub@redhat.com>
66 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
67 GOTOFF relocs, even when the base reg isn't pic pointer.
69 2010-02-23 Michael Matz <matz@suse.de>
72 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
73 (expand_gimple_basic_block): Generate and use debug temps if there
74 are debug uses left after the last real use of TERed ssa names.
75 Unlink debug immediate uses when they are expanded.
77 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
80 * config/i386/i386.c (override_options): Reorganise to provide
81 better error messages.
83 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
86 * graphite-scop-detection.c (create_single_exit_edge): Move
87 the call to find_single_exit_edge to....
88 (create_sese_edges): ...here. Don't handle multiple edges
90 (build_graphite_scops): Don't handle multiple edges
93 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
96 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
97 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
99 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
102 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
104 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
107 * c-typeck.c (convert_arguments): Print declaration location.
108 * c-common.c (validate_nargs): Rename as
109 builtin_function_validate_nargs.
110 (check_builtin_function_arguments): Update.
112 2010-02-22 Richard Guenther <rguenther@suse.de>
115 * tree-inline.c (declare_return_variable): Use the type of
116 the call stmt lhs if available.
118 2010-02-22 Duncan Sands <baldrick@free.fr>
120 * passes.c (register_pass): Always consider all pass lists when
121 ref_pass_instance_number is zero.
123 2010-02-22 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/42749
126 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
127 parameter. Do arithmetic in the original type.
128 (update_accumulator_with_ops): Likewise.
129 (adjust_accumulator_values): Adjust.
131 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
133 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
134 (QI to BLKmode splitter): New splitter.
136 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
138 * config/i386/i386.c (initial_ix86_tune_features): Turn on
139 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
141 2010-02-22 Richard Guenther <rguenther@suse.de>
143 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
145 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
147 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
148 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
149 ($(T)crti.o, $(T)crtn.o): Remove rules.
151 2010-02-21 Tobias Burnus <burnus@net-b.de>
154 * doc/invoke.texi (-fassociative-math): Document that this
155 option is automatically enabled for Fortran.
157 2010-02-20 David S. Miller <davem@davemloft.net>
159 * configure.ac: Test if linker and assembler properly support
160 GOTDATA_OP relocations.
161 * configure: Rebuild.
162 * config.in: Likewise.
163 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
164 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
165 (movsi_high_pic): Likewise.
166 (movdi_lo_sum_pic): Likewise.
167 (movdi_high_pic): Likewise.
168 (movsi_pic_gotdata_op): New pattern.
169 (movdi_pic_gotdata_op): Likewise.
170 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
171 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
173 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
178 (xop_mulv2div2di3_high): Ditto.
180 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
183 * c.opt (Wconversion-null): New option.
184 * doc/invoke.texi (Wconversion-null): Document.
186 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
188 * common.opt (Wlarger-than-): Add Undocumented.
190 2010-02-19 Mike Stump <mikestump@comcast.net>
192 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
194 2010-02-19 Jason Merrill <jason@redhat.com>
197 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
198 * configure: Likewise.
200 2010-02-20 Alan Modra <amodra@gmail.com>
203 * cgraph.h (cgraph_make_decl_local): Declare.
204 * cgraph.c (cgraph_make_decl_local): New function.
205 (cgraph_make_node_local): Use it.
206 * cgraphunit.c (cgraph_function_versioning): Likewise.
207 * ipa.c (function_and_variable_visibility): Likewise.
209 2010-02-19 Jakub Jelinek <jakub@redhat.com>
212 * except.c (sjlj_emit_function_enter): Don't call
213 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
215 * rtl.h (add_reg_br_prob_note): Remove prototype.
217 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
220 * c-common.c (conversion_warning): Remove widening conversions
221 before checking the conversion of integers to reals.
223 2010-02-19 Mike Stump <mikestump@comcast.net>
226 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
229 * cgraphunit.c (process_function_and_variable_attributes): Check
230 DECL_PRESERVE_P instead of looking up attribute "used".
231 * ipa-pure-const.c (check_decl): Likewise.
232 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
233 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
234 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
235 instead of attribute "used".
236 * config/sol2-c.c (solaris_pragma_init): Likewise.
237 (solaris_pragma_fini): Likewise.
239 2010-02-19 Jakub Jelinek <jakub@redhat.com>
241 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
242 Use XCNEW instead of xcalloc.
243 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
244 XNEW instead of xmalloc.
245 (get_fields): Use XNEWVEC instead of xmalloc.
248 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
250 (create_new_general_access): For debug stmts just reset value.
251 (get_stmt_accesses): For accesses within debug stmts just record them
252 using add_access_to_acc_sites instead of preventing the peeling or
253 counting them as accesses.
256 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
258 2010-02-19 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/42916
261 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
264 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
266 * configure.ac: Replace all uses of changequote in macro arguments
269 2010-02-19 Jakub Jelinek <jakub@redhat.com>
272 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
274 2010-02-19 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/42944
277 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
278 test for aliasing with errno.
280 2010-02-19 Jakub Jelinek <jakub@redhat.com>
283 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
284 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
285 * dojump.c: Include output.h.
286 (inv): New inline function.
287 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
288 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
289 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
290 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
291 argument, pass it down to other calls.
292 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
293 add REG_BR_PROB note to the conditional jump.
294 * cfgexpand.c (add_reg_br_prob_note): Removed.
295 (expand_gimple_cond): Don't call it, add the probability
296 as last argument to jumpif_1/jumpifnot_1.
297 * Makefile.in (dojump.o): Depend on output.h.
298 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
300 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
301 * stmt.c (do_jump_if_equal): Likewise.
302 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
303 * loop-unswitch.c (compare_and_jump_seq): Likewise.
304 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
306 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
307 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
309 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
311 (store_expr): Adjust jumpifnot caller.
312 (store_constructor): Adjust jumpif caller.
315 * gimplify.c (gimple_boolify): For __builtin_expect call
316 gimple_boolify also on its first argument.
318 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
320 * configure.ac (gnu-unique-object): Wrap regexps using [] in
322 (__stack_chk_fail): Ditto. Remove quadrigraphs.
323 * configure: Regenerated.
325 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
327 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
328 lang_hooks.types_compatible_p instead of comptypes.
330 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
332 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
333 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
334 if __prefer_thumb__ is defined.
336 2010-02-18 Martin Jambor <mjambor@suse.cz>
338 PR tree-optimization/43066
339 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
340 array with zero-sized element type.
342 2010-02-18 Jakub Jelinek <jakub@redhat.com>
344 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
345 rtx, allocate struct var_loc_node here and return it to the
346 caller, and only if it is actually needed.
347 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
348 move it earlier and return immediately if it returns NULL.
350 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
352 * config/sparc/gas.h: New file. Restore
353 TARGET_ASM_NAMED_SECTION to its ELF default.
354 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
356 * config/sparc/sparc.c (sparc_elf_asm_named_section):
357 Likewise. Add ATTRIBUTE_UNUSED to prototype.
358 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
361 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
363 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
365 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
367 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
368 patterns from predicated pattern.
370 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
373 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
374 for insn mnemonic suffix.
376 2010-02-17 Richard Guenther <rguenther@suse.de>
378 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
381 2010-02-17 Jakub Jelinek <jakub@redhat.com>
384 * caller-save.c (save_call_clobbered_regs): If BB ends with
385 a DEBUG_INSN, move any notes in between last real insn and the last
386 DEBUG_INSN after the last DEBUG_INSN.
388 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
390 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
391 Fix return type. Fix argument type. Explain meaning of return value.
393 2010-02-16 Richard Guenther <rguenther@suse.de>
395 PR tree-optimization/41043
396 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
397 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
399 (vrp_visit_phi_node): ... but only for loop PHI nodes.
401 2010-02-16 Ira Rosen <irar@il.ibm.com>
403 PR tree-optimization/43074
404 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
405 * tree-vect-loop.c (vect_analyze_loop_operations): Add
406 vectorizable cycles in hybrid SLP check.
407 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
409 2010-02-16 Richard Guenther <rguenther@suse.de>
411 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
412 (true_dependence): If memrefs_conflict_p computes must-alias
413 trust it. Move TBAA check after offset-based disambiguation.
414 (canon_true_dependence): Likewise.
416 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
418 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
419 * doc/invoke.texi: Document it.
420 * var-tracking.c: Include toplev.h and params.h.
421 (vt_find_locations): Return bool indicating success. Compute
422 hash sizes unconditionally. Check new parameter, report.
423 (variable_tracking_main_1): Check vt_find_locations results and
424 retry. Renamed from...
425 (variable_tracking_main): ... this. New wrapper to preserve
426 flag_var_tracking_assignments.
427 * Makefile.in (var-tracking.o): Adjust dependencies.
429 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
430 Jakub Jelinek <jakub@redhat.com>
433 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
434 if weak_import attribute is present.
435 * config/darwin.c (machopic_select_section): Likewise.
437 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
439 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
440 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
441 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
442 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
444 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
446 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
449 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
450 Rewrite text to refer to the names.
452 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
454 * config/i386/i386-builtin-types.def
455 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
456 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
457 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
458 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
459 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
460 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
461 IX86_BUILTIN_VPERMIL2PS256.
462 (MULTI_ARG_4_DF2_DI_I): Defined.
463 (MULTI_ARG_4_DF2_DI_I1): Defined.
464 (MULTI_ARG_4_SF2_SI_I): Defined.
465 (MULTI_ARG_4_SF2_SI_I1): Defined.
466 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
467 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
468 __builtin_ia32_vpermil2ps256.
469 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
470 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
471 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
472 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
473 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
474 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
475 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
476 CODE_FOR_xop_vpermil2v8sf3.
477 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
478 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
479 * config/i386/xopintrin.h (_mm_permute2_pd): New.
480 (_mm256_permute2_pd): New.
481 (_mm_permute2_ps): New.
482 (_mm256_permute2_ps): New.
484 2010-02-15 Nick Clifton <nickc@redhat.com>
486 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
487 boolean parameters. Use emit_jump_insn when emitting a pop
488 instruction containing a return insn.
489 (push): Use 'true' rather than '1' as second parameter to F.
490 (h8300_expand_prologue): Likewise.
491 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
492 (h8300_expand_epilogue): Likewise.
494 2010-02-15 Richard Guenther <rguenther@suse.de>
497 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
500 2010-02-15 Nick Clifton <nickc@redhat.com>
502 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
505 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
507 * intl.c (fake_ngettext): New function.
508 * intl.h (fake_ngettext): Declare.
509 (ngettext): Define macro.
510 * collect2.c (notice_translated): New function.
511 (main): Use notice_translated and ngettext.
512 * collect2.h (notice_translated): Declare.
514 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
516 * reorg.c (delete_computation): Comment fixes.
517 * caller-save.c (setup_save_areas): Idem.
518 * sel-sched-dump.c (dump_lv_set): Idem.
521 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
523 * config/s390/s390.c (s390_sched_init): New function.
524 (TARGET_SCHED_INIT): Target hook defined.
526 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
527 Jack Howarth <howarth@bromo.med.uc.edu>
528 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
531 Partial revert of unintended change in fix for PR41605.
532 * config/darwin.h: Fix typo.
533 * config/darwin9.h: Same.
535 2010-02-11 Jakub Jelinek <jakub@redhat.com>
537 * c-pch.c (pch_init): Clear v.
539 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
542 * graphite-scop-detection.c (graphite_can_represent_scev): Call
543 graphite_can_represent_init for MULT_EXPR.
545 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
549 * graphite-sese-to-poly.c (remove_phi): New.
550 (translate_scalar_reduction_to_array): Call remove_phi.
552 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
555 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
556 * graphite-clast-to-gimple.h (gloog): Update declaration.
557 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
558 * graphite-poly.h (struct poly_bb): Add missing comments.
559 (struct scop): Add poly_scop_p field.
561 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
562 * graphite.c (graphite_transform_loops): Build the polyhedral
563 representation for each scop before code generation.
564 * sese.c (rename_variables_in_operand): Removed.
565 (rename_variables_in_expr): Return the renamed expression.
566 (rename_sese_parameters): New.
567 * sese.h (rename_sese_parameters): Declared.
569 2010-02-11 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/42998
572 * tree-ssa-pre.c (create_expression_by_pieces): Treat
573 POINTER_PLUS_EXPR properly.
575 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
576 Changpeng Fang <changpeng.fang@amd.com>
579 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
580 the cost of an IV candidate when the IV is used in a test against zero.
582 * gcc.dg/tree-ssa/ivopts-3.c: New.
584 2010-02-11 Richard Guenther <rguenther@suse.de>
587 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
588 pointer-vs-decl case by swapping refs. Handle some cases
589 of pointer-vs-decl disambiguations more conservatively.
590 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
591 to false after expanding.
593 2010-02-11 Richard Guenther <rguenther@suse.de>
596 * gcc.c (process_command): Handle LTO file@offset case more
599 2010-02-11 Jakub Jelinek <jakub@redhat.com>
601 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
602 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
604 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
606 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
607 if MEM's mode size isn't DWARF2_ADDR_SIZE.
608 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
609 Optimize eq/ne comparisons when both arguments are known to be
611 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
612 Don't mask operands unnecessarily if they are known to be already
615 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
617 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
620 2010-02-10 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/43017
623 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
624 for wrapping signed arithmetic.
626 2010-02-10 Jakub Jelinek <jakub@redhat.com>
629 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
630 if no debug info should be emitted for it.
632 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
634 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
635 note when flag_exceptions is set.
637 2010-02-10 Duncan Sands <baldrick@free.fr>
639 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
641 2010-02-10 Richard Guenther <rguenther@suse.de>
644 * tree.c (get_unwidened): Handle constants.
645 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
647 2010-02-10 Martin Jambor <mjambor@suse.cz>
650 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
651 check for variable argument counts independently.
653 2010-02-10 Christian Bruel <christian.bruel@st.com>
656 * config/sh/sh.c (find_barrier): Increase length for non delayed
657 conditional branches.
659 2010-02-10 Christian Bruel <christian.bruel@st.com>
661 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
663 2010-02-10 Jakub Jelinek <jakub@redhat.com>
665 * builtins.c (set_builtin_user_assembler_name): Also handle
666 ffs if int is smaller than word.
668 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
671 * ira-conflicts.c (get_dup): Remove.
672 (process_reg_shuffles): Add new parameter. Use it as an
673 additional guard for copy generation.
674 (add_insn_allocno_copies): Rewrite.
676 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
678 * common.opt (fsched2-use-traces): Preserved for backward
680 * doc/invoke.texi: Remove the documentation about option
682 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
683 flag_sched2_use_traces.
684 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
685 the backward compatibility flag section.
687 2010-02-09 Richard Guenther <rguenther@suse.de>
689 PR tree-optimization/43008
690 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
691 make HEAP variables initialized from global memory if they
692 are not known builtin functions.
693 (find_func_aliases): Adjust.
695 2010-02-09 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/43000
698 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
701 2010-02-08 Jakub Jelinek <jakub@redhat.com>
703 PR tree-optimization/42931
704 * tree-loop-linear.c (try_interchange_loops): Don't call
705 double_int_mul if estimated_loop_iterations failed.
707 2010-02-08 Martin Jambor <mjambor@suse.cz>
710 * tree-sra.c (build_accesses_from_assign): Do not mark in
711 should_scalarize_away_bitmap if stmt has volatile ops.
712 (sra_modify_assign): Do not process assigns piecemeal if if stmt
715 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
717 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
719 2010-02-07 Adam Nemet <adambnmet@gmail.com>
721 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
724 2010-02-07 Andrew Pinski <pinskia@gmail.com>
727 * df-core.c (df_finish_pass): Change type of saved_flags to int.
729 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
732 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
733 to unknown_dependence.
734 (graphite_legal_transform_dr): Handle the unknown_dependence.
735 (graphite_carried_dependence_level_k): Same.
737 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
739 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
741 2010-02-07 Richard Guenther <rguenther@suse.de>
744 * expr.c (get_inner_reference): Always initialize *pbitsize.
746 2010-02-07 Richard Guenther <rguenther@suse.de>
749 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
750 new ARRAY_REFs on variable size element or minimal index arrays.
752 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
753 gimple_fold_indirect_ref.
755 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
758 * arm.c (arm_override_options): Just return if the user has specified
761 2010-02-03 Jason Merrill <jason@redhat.com>
764 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
765 i386_pe_maybe_record_exported_symbol.
767 2010-02-05 Steve Ellcey <sje@cup.hp.com>
770 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
771 (pa_delegitimize_address): New function.
773 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
775 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
776 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
778 2010-02-05 Richard Guenther <rguenther@suse.de>
781 * lto-streamer-in.c (get_resolution): Deal with references
782 to undefined functions.
784 2010-02-05 Richard Guenther <rguenther@suse.de>
786 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
787 (fold_const_aggregate_ref): Likewise.
788 (ccp_fold_stmt): Substitute loads.
789 (maybe_fold_reference): Verify types before substituting.
791 (fold_gimple_assign): Unshare properly.
792 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
794 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
796 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
797 for rs6000_gen_cell_microcode.
799 2010-02-04 Richard Guenther <rguenther@suse.de>
801 PR rtl-optimization/42952
802 * dse.c (const_or_frame_p): Remove MEM handling.
804 2010-02-04 Nick Clifton <nickc@redhat.com>
806 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
807 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
808 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
809 (mn10300_asm_output_mi_thunk): New function.
810 (mn10300_can_output_mu_thunk): New function.
811 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
812 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
813 (FUNCTION_ARG): Delete incorrect comment.
815 2010-02-03 Jason Merrill <jason@redhat.com>
818 * fold-const.c (operand_equal_p): Handle erroneous types.
820 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
822 * config/h8300/h8300.md (can_delay): Fix attibute condition.
824 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
826 PR rtl-optimization/42941
827 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
830 2010-02-03 Jason Merrill <jason@redhat.com>
833 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
835 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
838 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
840 (cselib_reset_table): Renamed from...
841 (cselib_reset_table_with_next_value): ... this.
842 (cselib_get_next_uid): Renamed from...
843 (cselib_get_next_unknown_value): ... this.
844 * cselib.c (next_uid): Renamed from...
845 (next_unknown_value): ... this.
846 (cselib_clear_table): Adjust.
847 (cselib_reset_table): Adjust. Renamed from...
848 (cselib_reset_table_with_next_value): ... this.
849 (cselib_get_next_uid): Adjust. Renamed from...
850 (cselib_get_next_unknown_value): ... this.
851 (get_value_hash): Use hash.
852 (cselib_hash_rtx): Likewise.
853 (new_cselib_val): Adjust. Set and dump uid.
854 (cselib_lookup_mem): Pass next_uid as hash.
855 (cselib_subst_to_values): Likewise.
856 (cselib_log_lookup): Dump uid.
857 (cselib_lookup): Pass next_uid as hash. Adjust.
858 (cselib_process_insn): Adjust.
859 (cselib_init): Initialize next_uid.
860 (cselib_finish): Adjust.
861 (dump_cselib_table): Likewise.
862 * dse.c (canon_address): Dump value uid.
863 * print-rtl.c (print_rtx): Print value uid.
864 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
866 (dv_uid): New function, sort of renamed from...
867 (dv_htab_hash): ... this, reimplemented in terms of it and...
868 (dv_uid2hash): ... this. New.
869 (variable_htab_eq): Drop excess assertions.
870 (tie_break_pointers): Removed.
871 (canon_value_cmp): Compare uids.
872 (variable_post_merge_New_vals): Print uids.
873 (vt_add_function_parameters): Adjust.
874 (vt_initialize): Reset table. Adjust.
876 2010-02-03 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/42944
879 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
880 (call_may_clobber_ref_p_1): Likewise. Properly handle
881 malloc and calloc clobbering errno.
883 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
885 * doc/invoke.texi: Fix name of sched1 dump.
887 * opts.c (decode_options): Set flag_tree_switch_conversion
888 only conditionally on optimize >= 2.
890 * gcse.c: Assorted comment fixes in pass description.
892 2010-02-03 Anthony Green <green@moxielogic.com>
894 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
895 nop padding in order to maintain alignment of storage location of
896 target function address.
897 (moxie_trampoline_init): Store target function address at newly
899 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
901 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
903 2010-02-03 Richard Guenther <rguenther@suse.de>
906 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
908 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
910 * config.gcc: Reenable check for obsolete targets.
911 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
912 mips-sgi-irix6.[0-4]*.
914 2010-02-02 Nick Clifton <nickc@redhat.com>
916 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
917 constant size of 4 as being the same as 0.
918 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
919 can take values in the range 0..4.
921 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
924 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
925 as _darwin10_Unwind_FindEnclosingFunction().
926 * libgcc-libsystem.ver: New.
928 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
931 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
932 implicitly set registers.
934 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
936 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
937 (arm_override_options): Allow automatic selection of the thread
938 pointer register if thumb2.
939 (legitimize_pic_address): Improve code sequences for Thumb2.
940 (arm_call_tls_get_addr): Likewise.
941 (legitimize_tls_address): Likewise.
942 * arm.md (pic_load_addr_arm): Delete. Replace with ...
943 (pic_load_addr_32bit): ... this. New named pattern.
944 * thumb2.md (pic_load_addr_thumb2): Delete.
945 (pic_load_dot_plus_four): Delete.
946 (tls_load_dot_plus_four): New named pattern.
948 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
951 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
952 Document fix for TLS bug.
954 2010-01-31 Richard Guenther <rguenther@suse.de>
956 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
957 conservatively correct.
959 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
963 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
965 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
967 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
969 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
971 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
973 * config.gcc: Adjust order of makefile fragments for mingw targets.
975 2010-01-31 Richard Guenther <rguenther@suse.de>
978 * gimplify.c (gimplify_init_constructor): For volatile LHS
979 initialize a temporary.
981 2010-01-31 Matthias Klose <doko@ubuntu.com>
983 * configure.ac: Fix __stack_chk_fail check for cross builds configured
985 * configure: Regenerate.
987 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
989 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
990 the same alias set and their sizes different constantness.
991 (aliasing_component_refs_p): Revert 2009-10-24 change.
993 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
995 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
998 2010-01-29 Richard Guenther <rguenther@suse.de>
1000 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1001 Assert we successfully updated the call.
1003 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1005 PR rtl-optimization/42889
1006 * df.h (df_set_bb_dirty_nonlr): New prototype.
1007 * df-core.c (df_set_bb_dirty_nonlr): New function.
1008 * df-scan.c (df_insn_rescan): Call it instead of
1009 df_set_bb_dirty for DEBUG_INSNs.
1011 2010-01-29 Richard Guenther <rguenther@suse.de>
1014 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1015 quadratic behavior in most cases.
1017 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1021 in the call to gen_x86_movsicc_0_m1.
1023 2010-01-28 Richard Guenther <rguenther@suse.de>
1025 PR tree-optimization/42871
1026 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1028 2010-01-28 Richard Guenther <rguenther@suse.de>
1030 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1031 into call arguments.
1033 2010-01-28 Richard Guenther <rguenther@suse.de>
1036 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1037 the forwarder if the destination is an EH landing pad.
1039 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1041 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1042 block list passed to gimple_duplicate_sese_tail.
1043 (parallelize_loops): Avoid parallelization when the function
1045 Avoid parallelization when the preheader is IRREDUCIBLE.
1046 Try to optimize when estimated_loop_iterations_int is unresolved.
1047 Add the loop's location to the dump file.
1048 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1049 (gimple_duplicate_sese_tail): Remove the check for the latch.
1050 Redirect nexits to the exit block.
1051 Remove handling of the incoming edges to the latch.
1052 Redirect the backedge from the copied latch to the exit bb.
1054 2010-01-28 Michael Matz <matz@suse.de>
1057 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1058 Wrap force_reg into a sequence, emit it before user.
1060 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1062 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1064 (arm_legacy_rev): Likewise.
1065 (thumb_legacy_rev): Likewise.
1067 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1069 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1070 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1071 on MEM's address failed, try avoid_constant_pool_reference and
1072 recurse if it returned something different.
1073 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1074 address, try avoid_constant_pool_reference and recurse if it
1075 returned something different.
1076 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1077 address and avoid_constant_pool_reference returned something
1078 different, don't set have_address.
1080 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1083 * var-tracking.c (val_store): Add modified argument, obey it.
1085 (count_uses): Move down logging of main.
1086 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1087 don't need resolution.
1088 (emit_notes_in_bb): Likewise.
1090 2010-01-27 Richard Guenther <rguenther@suse.de>
1093 * tree-inline.c (remap_decl): Delay remapping of SSA name
1094 default definitions until we need them.
1096 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1098 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1099 (rs6000_delegitimize_address): New function.
1101 * config/s390/s390.c (s390_delegitimize_address): Call
1102 delegitimize_mem_from_attrs.
1105 * tree-inline.c (cannot_copy_type_1): Removed.
1106 (copy_forbidden): Don't forbid copying of functions containing
1107 records/unions with variable length fields.
1109 2010-01-27 Christian Bruel <christian.bruel@st.com>
1113 * config/sh/sh.c (find_barrier): Increase length for non delayed
1114 conditional branches.
1116 2010-01-27 Matthias Klose <doko@ubuntu.com>
1118 * configure.ac (gnu-unique-object): Fix ldd version check.
1119 * configure: Regenerate.
1121 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1123 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1125 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1126 Test for HAVE_GNU_AS value.
1128 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1130 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1131 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1132 INT64_TYPE): Define.
1133 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1134 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1135 INT_LEAST64_TYPE): Define.
1136 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1137 UINT_LEAST64_TYPE): Define.
1138 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1139 INT_FAST64_TYPE): Define.
1140 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1141 UINT_FAST64_TYPE): Define.
1142 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1143 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1144 (SIG_ATOMIC_TYPE): Define.
1146 2010-01-26 Richard Guenther <rguenther@suse.de>
1148 * df-scan.c (df_scan_set_bb_info): Remove assert.
1149 (df_insn_rescan_debug_internal): Merge asserts.
1150 (df_install_ref): Likewise.
1151 (df_mark_reg): Use bitmap_set_range.
1152 (df_hard_reg_used_p): Remove assert.
1153 (df_hard_reg_used_count): Likewise.
1155 2010-01-26 Richard Guenther <rguenther@suse.de>
1157 PR rtl-optimization/42685
1158 * web.c (web_main): Ignore DEBUG_INSNs.
1160 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1162 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1164 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1165 Fix types of fndecl and arglist parameters.
1167 2010-01-26 Richard Guenther <rguenther@suse.de>
1170 * tree-eh.c (unsplit_eh): Skip debug insns.
1172 2010-01-26 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/42250
1175 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1177 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1180 * omp-low.c (expand_omp_sections): Only use single_pred if
1181 l2_bb is single_pred_p.
1183 2010-01-25 Christian Bruel <christian.bruel@st.com>
1186 * config/sh/sh.c (find_barrier): Increase length for non delayed
1187 conditional branches.
1188 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1190 2010-01-24 David S. Miller <davem@davemloft.net>
1192 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1193 define if not using GAS.
1194 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1195 Likewise. Delete SECTION_MERGE code, which is only applicable
1198 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1201 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1202 mangling of va_list in system headers.
1204 2010-01-23 Toon Moene <toon@moene.org>
1206 * tree-predcom.c (combine_chains): Return NULL, not false.
1208 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1210 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1211 initialization of variable res to agree with return type.
1213 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1215 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1216 * tree-sra.c: Add include of expr.h.
1218 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1220 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1221 insert the debug stmt on the single non-EH edge from the stmt.
1223 2010-01-22 Richard Henderson <rth@redhat.com>
1226 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1227 the RHS until after generate_subtree_copies has insertted its
1228 code before the current statement.
1230 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1232 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1234 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1236 2010-01-21 Martin Jambor <mjambor@suse.cz>
1238 PR tree-optimization/42585
1239 * tree-sra.c (struct access): New field grp_total_scalarization.
1240 (dump_access): Dump the new field.
1241 (should_scalarize_away_bitmap): New variable.
1242 (cannot_scalarize_away_bitmap): Likewise.
1243 (sra_initialize): Allocate new bitmaps.
1244 (sra_deinitialize): Free new bitmaps.
1245 (create_access_1): New function.
1246 (create_access): Parts moved to create_access_1.
1247 (type_consists_of_records_p): New function.
1248 (completely_scalarize_record): Likewise.
1249 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1250 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1251 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1253 (analyze_all_variable_accesses): Completely scalarize small eligible
1256 2010-01-21 Martin Jambor <mjambor@suse.cz>
1258 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1260 2010-01-21 Andrew Haley <aph@redhat.com>
1262 * gcc.c (process_command): Move lang_specific_driver before
1263 setting cc_libexec_prefix.
1265 2010-01-21 Richard Guenther <rguenther@suse.de>
1268 * fold-const.c (negate_expr_p): Pretend only negative
1269 real constants are easily negatable.
1271 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1272 Jason Merrill <jason@redhat.com>
1274 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1275 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1276 * calls.c (initialize argument_information): Handle it.
1277 * c-common.c (handle_transparent_union_attribute): Use new name.
1278 * c-decl.c (finish_struct): Ditto.
1279 * c-typeck.c (type_lists_compatible_p): Ditto.
1280 (convert_for_assignment): Use new name and also handle record.
1281 * function.c (aggregate_value_p): Handle it.
1282 (pass_by_reference): Ditto.
1283 (assign_parm_data_types): Ditto.
1284 * print-tree.c (print_node): Ditto.
1285 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1286 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1287 * tree.c (first_field): New fn.
1289 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1292 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1293 even when linking statically, for now.
1295 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1298 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1299 without a cselib val.
1300 (count_uses): Accept MO_VAL_SET with no val on stores.
1301 (add_stores): Likewise.
1303 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1305 * var-tracking.c (check_value_val): Add a compile time assertion.
1306 (dv_is_decl_p): Simplify.
1307 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1308 gcc_assert if ENABLE_CHECKING.
1310 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1313 * var-tracking.c: Include tree-flow.h.
1314 (mem_dies_at_call): New.
1315 (dataflow_set_preserve_mem_locs): Use it.
1316 (dataflow_set_remove_mem_locs): Likewise.
1317 (dump_var): Renamed from dump_variable. Adjust all callers.
1318 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1319 * Makefile.in (var-tracking.o): Adjust deps.
1321 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1323 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1325 2010-01-20 Richard Guenther <rguenther@suse.de>
1327 PR tree-optimization/42717
1328 * tree-ssa-dce.c (get_live_post_dom): Remove.
1329 (forward_edge_to_pdom): Take an arbitrary edge to copy
1330 degenerate PHI args from.
1331 (remove_dead_stmt): Use the first post-dominator even if it
1332 does not contain live statements as redirection destination.
1334 2010-01-20 Richard Guenther <rguenther@suse.de>
1336 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1338 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1340 * sel-sched.c (create_speculation_check): Remove set but not used
1342 (try_transformation_cache): Remove set but not used variable ds.
1343 (calculate_privileged_insns): Remove set but not used variables
1344 cur_insn and min_spec_insn.
1345 (find_best_expr): Remove set but not used variable avail_n.
1346 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1348 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1350 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1351 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1354 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1357 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1358 cpu types. Add support for *-sse3 cpu types.
1359 (x86_64-*-*): Ditto.
1361 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1364 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1365 argument, call initializer_constant_valid_p_1 instead of
1366 initializer_constant_valid_p, pass CACHE to it, return NULL
1367 immediately if first call returns NULL.
1368 (initializer_constant_valid_p_1): New function.
1369 (initializer_constant_valid_p): Use it.
1371 2010-01-20 Thomas Quinot <quinot@adacore.com>
1373 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1375 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1377 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1378 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1379 (loc_list_from_tree): Don't handle unsigned division. Handle
1380 signed modulo using DW_OP_{over,over,div,mul,minus}.
1381 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1382 modulo instead of signed.
1384 2010-01-20 DJ Delorie <dj@redhat.com>
1386 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1388 (h8300_emit_stack_adjustment): Propogate it.
1390 (h8300_expand_prologue): Likewise.
1391 (h8300_expand_epilogue): Likewise.
1393 2010-01-19 Michael Matz <matz@suse.de>
1395 PR tree-optimization/41783
1396 * tree-data-ref.c (toplevel): Include flags.h.
1397 (dump_data_dependence_relation): Also dump the inputs if the
1398 result will be unknown.
1399 (split_constant_offset_1): Look through some conversions.
1400 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1401 the offset from last element is too large.
1402 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1403 (reassociate_to_the_same_stmt): Handle vector registers.
1404 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1406 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1407 wide_prolog_niters argument, emit widening instructions.
1408 (vect_do_peeling_for_alignment): Adjust caller, use widened
1409 variant of the iteration cound.
1410 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1412 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1415 * config/arm/neon-testgen.m (emit_automatics): New parameter
1416 features. Adjust for Fixed_return_reg feature.
1417 (test_intrinsic): Call emit_automatics with new feature.
1418 * config/arm/neon.ml: Update copyright years.
1419 (features): New Fixed_return_reg feature.
1420 (ops): Update feature for Vget_low.
1422 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1424 PR tree-optimization/42719
1425 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1429 * fwprop.c (all_uses_available_at): Return false if def_set dest
1430 is a REG that is used in def_insn.
1432 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1434 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1436 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1439 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1441 * target.h (struct gcc_target) <secondary_reload>: Change type
1442 of last argument to secondary_reload_info *.
1444 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1447 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1448 memory references with unaligned offsets. Remove CQImode handling.
1449 (unaligned_memory_operand): Return 1 for memory references with
1450 unaligned offsets. Remove CQImode handling.
1452 2010-01-18 Richard Guenther <rguenther@suse.de>
1455 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1458 2010-01-18 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/42781
1461 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1462 restrict processing only if the original variable was artificial.
1464 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1466 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1467 find number of popped argument bytes.
1469 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1470 Fix the text that describes the return value for invalid insns.
1472 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1474 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1475 Clarify what 'cost of the -dependence' is. Fix quoting.
1477 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1478 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1480 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1482 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1483 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1485 2010-01-17 Richard Guenther <rguenther@suse.de>
1488 * function.c (split_complex_args): Take a VEC to modify.
1489 (assign_parms_augmented_arg_list): Build a VEC instead of
1490 a chain of PARM_DECLs.
1491 (assign_parms_unsplit_complex): Take a VEC of arguments.
1492 Do not fixup unmodified parms.
1493 (assign_parms): Deal with the VEC.
1494 (gimplify_parameters): Likewise.
1496 2010-01-17 Richard Guenther <rguenther@suse.de>
1498 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1499 node existence check.
1500 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1501 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1502 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1503 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1504 (gimple_execute_on_growing_pred): Likewise.
1506 2010-01-17 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/42773
1509 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1510 (compute_antic_aux): Likewise.
1511 (compute_partial_antic_aux): Likewise.
1513 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1516 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1519 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1521 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1524 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1525 Fix markup for strict argument.
1527 (TARGET_SCHED_REORDER2): Fix argument types.
1529 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1530 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1532 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1533 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1535 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1538 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1539 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1540 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1541 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1542 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1544 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1546 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1548 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1549 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1551 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1553 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1556 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1558 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1559 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1561 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1563 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1565 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1566 referring to it. Fix language.
1568 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1570 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1572 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1574 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1576 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1577 '@var{stream}. Remove stray 'and'.
1579 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1581 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1583 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1585 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1586 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1588 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1589 Fix description of return value.
1590 Rename argument "sz" to "len."
1592 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1593 Clarify meaning of 'true' return value.
1595 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1597 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1598 rep_mode versus mode_rep.
1600 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1602 (TARGET_BUILTIN_DECL): Fix name.
1604 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1606 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1608 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1610 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1612 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1614 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1617 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1618 Rename argument tm_fn to md_fn.
1620 (TARGET_OPTION_PRINT): Fix argument list.
1622 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1625 * config/i386/i386.c (ix86_fixup_binary_operands):
1626 Revert FMA4 fixup of operands.
1628 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1631 * Makefile.in (write_entries_to_file, install-plugin):
1632 Use \012 instead of \n with tr.
1634 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1636 * configure.ac (HAVE_AS_REF): New C macro.
1637 * configure: Regenerate.
1638 * config.in: Likewise.
1639 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1641 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1644 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1646 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1648 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1650 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1652 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1654 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1656 (TARGET_BINDS_LOCAL_P): Fix argument type.
1658 (TARGET_ASM_FILE_END): Use prototype.
1660 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1662 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1664 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1666 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1668 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1669 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1671 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1672 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1674 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1675 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1676 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1677 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1679 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1681 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1683 (TARGET_INIT_BUILTINS): Use prototype.
1685 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1686 Put 'const char *' in braces. Fix parameter types.
1687 (TARGET_INVALID_CONVERSION): Fix parameter types.
1688 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1689 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1691 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1694 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1696 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1698 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1700 * doc/tm.texi (TARGET_HELP): Fix return type.
1702 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1703 in braces. Fix argument types.
1705 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1707 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1709 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1711 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1712 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1714 (TARGET_MANGLE_TYPE): Fix argument types.
1716 (TARGET_IRA_COVER_CLASSES): Use prototype.
1718 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1720 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1722 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1724 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1726 (TARGET_CALLEE_COPIES): Fix argument types.
1728 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1730 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1732 (TARGET_FUNCTION_VALUE): Fix argument types.
1734 (TARGET_RETURN_IN_MSB): Fix argument type.
1736 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1738 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1740 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1742 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1743 agree with return type.
1745 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1747 2010-01-15 Jing Yu <jingyu@google.com>
1749 PR rtl-optimization/42691
1750 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1751 a pseudo to a constant and are merged, and adjust comments.
1753 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1755 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1757 2010-01-15 Richard Guenther <rguenther@suse.de>
1760 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1761 labels of computed or non-local gotos to the destination.
1762 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1763 landing pad label is the first label.
1765 2010-01-15 Richard Guenther <rguenther@suse.de>
1767 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1769 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1772 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1773 to allow generation of the xssqrtdp instruction on power7.
1774 (sqrtdf2_fpr): Ditto.
1776 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1779 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1780 functions with noreturn attribute.
1783 * varasm.c (declare_weak): Add weak attribute to decl if it
1784 doesn't have one already.
1785 (assemble_external): Only add decls to weak_decls if they also
1786 have weak attribute.
1788 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1790 * var-tracking.c (var_reg_delete): Don't delete the association
1791 between REGs and values or one-part variables if the register
1794 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1797 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1798 because its first operand is a non-localized variable.
1800 2010-01-14 Martin Jambor <mjambor@suse.cz>
1802 PR tree-optimization/42706
1803 * tree-sra.c (encountered_recursive_call): New variable.
1804 (encountered_unchangable_recursive_call): Likewise.
1805 (sra_initialize): Initialize both new variables.
1806 (callsite_has_enough_arguments_p): New function.
1807 (scan_function): Call decl and flags check only for IPA-SRA, check
1808 whether there is a recursive call and whether it has enough arguments.
1809 (all_callers_have_enough_arguments_p): New function.
1810 (convert_callers): Look for recursive calls only when
1811 encountered_recursive_call is set.
1812 (ipa_early_sra): Bail out either if
1813 !all_callers_have_enough_arguments_p or
1814 encountered_unchangable_recursive_call.
1816 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1818 * sel-sched.c: Add 2010 to copyright years.
1819 * sel-sched-ir.c: Likewise.
1820 * sel-sched-ir.h: Likewise.
1822 2010-01-14 Martin Jambor <mjambor@suse.cz>
1824 PR tree-optimization/42714
1825 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1826 constructors specially.
1828 2010-01-14 Andi Kleen <ak@linux.intel.com>
1830 * config/i386/drivers-i386.c (detect_caches_intel):
1831 Add l2sizekb parameter and fill in.
1832 (host_detect_local_cpu): Add l2sizekb, fill in.
1833 Add Atom small cache heuristic.
1835 2010-01-14 Andi Kleen <ak@linux.intel.com>
1837 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1838 Add level3 parameter and fill in.
1839 (detect_caches_intel): Handle level3 cache.
1841 2010-01-14 Andi Kleen <ak@linux.intel.com>
1843 * config/i386/drivers-i386.c (host_detect_local_cpu):
1844 Fix core duo detection.
1846 2010-01-14 Andi Kleen <ak@linux.intel.com>
1848 * config/i386/drivers-i386.c (host_detect_local_cpu):
1851 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1853 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1854 (rs6000_variable_issue_1): this. Use...
1855 (rs6000_variable_issue): here. Reimplement. Print debug info.
1857 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1859 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1860 sel_restore_notes. Update all callers. Call reemit_notes
1863 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1865 PR rtl-optimization/42246
1866 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1869 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1871 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1872 all successors is the same as number of successors in current region.
1874 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1876 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1877 to rename is not separable. Otherwise check that its LHS is not NULL.
1879 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1881 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1883 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1885 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1886 available registers when failed to discover LHS register class.
1887 Fix indentation. Update comment.
1889 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1890 Alexander Monakov <amonakov@ispras.ru>
1892 PR rtl-optimization/42389
1893 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1895 (advance_state_on_fence): Likewise.
1896 (sel_target_adjust_priority): Print debug output only when
1897 sched_verbose >= 4, not 2.
1898 (get_expr_cost): Do not issue all unique insns on the next cycle.
1899 (fill_insns): Initialize can_issue_more from the value saved
1901 * sel-sched-ir.c (flist_add): New parameter issue_more.
1902 Init FENCE_ISSUE_MORE with it.
1903 (merge_fences): Likewise.
1904 (init_fences): Update call to flist_add.
1905 (add_to_fences, add_clean_fence_to_fences)
1906 (add_dirty_fence_to_fences): Likewise.
1907 (move_fence_to_fences): Update call to merge_fences.
1908 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1910 * sel-sched-ir.h (struct _fence): New field issue_more.
1911 (FENCE_ISSUE_MORE): New accessor macro.
1913 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1915 PR rtl-optimization/42388
1916 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1917 that have no predecessors nor successors. Do not call move_bb_info
1918 for empty blocks outside of current region.
1920 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1922 PR rtl-optimization/42294
1923 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1924 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1925 originators' originators.
1927 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1929 PR rtl-optimization/39453
1930 PR rtl-optimization/42246
1931 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1933 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1935 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1936 Alexander Monakov <amonakov@ispras.ru>
1939 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1940 (maybe_tidy_empty_bb): ... here. Make static. Add new
1941 argument. Update all callers.
1942 (tidy_control_flow): ... and here. Recompute topological order
1943 of basic blocks in region if necessary.
1944 (sel_redirect_edge_and_branch): Change return type. Return true
1945 if topological order might have been invalidated.
1946 (purge_empty_blocks): Export and move from...
1947 * sel-sched.c (purge_empty_blocks): ... here.
1948 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1949 (maybe_tidy_empty_bb): Delete prototype.
1950 (purge_empty_blocks): Declare.
1952 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1954 PR rtl-optimization/42249
1955 * sel-sched.c (try_replace_dest_reg): When chosen register
1956 and original register is the same, do not bail out early, but
1957 still check all original insns for validity of replacing destination
1958 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1961 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1964 Port from no-undefined-overflow branch:
1965 2009-03-09 Richard Guenther <rguenther@suse.de>
1967 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1969 2010-01-14 Richard Guenther <rguenther@suse.de>
1972 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1974 2010-01-14 Ira Rosen <irar@il.ibm.com>
1976 PR tree-optimization/42709
1977 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1978 as scalar type in creation of constant vector operand.
1980 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1983 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1984 (check-parallel-%): Match `testsuite' directory component only
1987 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1989 PR translation/39521
1990 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1993 2010-01-13 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/42730
1996 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1999 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2002 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2003 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2006 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2008 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2009 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2010 ___umulsi3_highpart.
2012 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2013 rather than schedule_insns if the pass is enabled.
2015 2010-01-13 Martin Jambor <mjambor@suse.cz>
2017 PR tree-optimization/42704
2018 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2021 2010-01-13 Martin Jambor <mjambor@suse.cz>
2023 PR tree-optimization/42703
2024 * tree-sra.c (analyze_access_subtree): Check that we can build a
2025 reference to the original data within the aggregate.
2027 2010-01-13 Richard Guenther <rguenther@suse.de>
2029 PR tree-optimization/42705
2030 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2032 2010-01-13 Richard Guenther <rguenther@suse.de>
2035 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2037 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2040 * var-tracking.c (values_to_unmark): New variable.
2041 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2042 values_to_unmark vector. Moved body to...
2043 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2044 instead queue it into values_to_unmark vector.
2045 (vt_find_locations): Free values_to_unmark vector.
2047 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2049 * config/s390/s390.c (override_options): Set
2050 default of max-pending-list-length to 256
2052 2010-01-13 Richard Guenther <rguenther@suse.de>
2055 * tree-pass.h (PROP_gimple_lcx): New.
2056 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2057 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2058 before the final cleanup_eh.
2059 (dump_properties): Dump PROP_gimple_lcx.
2060 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2061 (tree_lower_complex_O0): Remove.
2062 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2063 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2064 tree_lower_complex, schedule TODO_update_ssa.
2065 * lto-streamer-out.c (output_function): Stream the functions
2067 * lto-streamer-in.c (input_function): Likewise.
2068 (lto_read_body): Do not override them here.
2070 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2073 * c-typeck.c (build_c_cast): Fold value cast to union type before
2074 wrapping it in a CONSTRUCTOR.
2076 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2078 PR rtl-optimization/42699
2079 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2082 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2084 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2085 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2086 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2087 SUBTARGET_WARN_UNUSED_SPEC): ... here
2088 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2090 2010-01-12 Julian Brown <julian@codesourcery.com>
2092 * config/arm/neon-schedgen.ml (Utils): Don't try to
2093 open missing module.
2094 (find_with_result): New.
2096 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2099 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2100 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2102 PR tree-optimization/42645
2103 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2104 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2105 decl_map, set processing_debug_stmt to -1 and return name without
2108 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2110 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2111 binutils version, and reword target configuration description.
2113 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2115 * config/avr/avr.h (LINKER_NAME): Remove.
2117 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2120 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2121 that support VSX, warn for -mno-altivec if vsx is not disabled,
2124 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2125 Shujing Zhao <pearly.zhao@oracle.com>
2127 PR translation/42469
2128 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2129 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2130 character between option name and help text.
2131 * c.opt (imultilib): Likewise.
2133 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2135 * lto-streamer-out.c (output_unreferenced_globals): Output static
2138 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2140 PR rtl-optimization/42621
2141 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2142 optimizing for size.
2143 (duplicate_computed_gotos): Remove now-redundant check.
2145 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2148 * configure.ac: Save and restore LDFLAGS and LIBS
2149 * configure: Regenerate.
2151 2010-01-10 Richard Guenther <rguenther@suse.de>
2154 * builtins.c (fold_builtin_strlen): Add type argument and
2155 convert the resulting length to it.
2156 (fold_builtin_1): Adjust.
2158 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2160 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2161 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2163 (num_insns_constant_wide): Adjust for that change.
2165 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2168 * web.c (union_defs): Add used argument, to combine uses of
2170 (entry_register): Adjust type and tests of used argument.
2171 (web_main): Widen used for new use. Pass it to union_defs.
2172 * df.h (union_defs): Adjust prototype.
2174 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2177 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2178 uses in new incoming argument. Free body.
2179 (reset_debug_uses_in_loop): New.
2180 (analyze_insn_to_expand_var): Call the latter if the former found
2181 anything. Fix whitespace. Reject invalid dest overlaps before
2182 going through all insns in the loop.
2184 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2187 * haifa-sched.c (dying_use_p): Debug insns don't count.
2189 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2192 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2193 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2194 (verify_gimple_call): Reject LHS in noreturn calls.
2196 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2200 * tree-vect-loop-manip.c (adjust_info): New type.
2201 (adjust_vec): New pointer to vector.
2202 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2203 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2204 (slpeel_update_phis_for_duplicate_loop): Use them.
2205 (slpeel_update_phi_nodes_for_guard1): Likewise.
2206 (slpeel_update_phi_nodes_for_guard2): Likewise.
2207 (slpeel_tree_peel_loop_to_edge): Likewise.
2208 (vect_update_ivs_after_vectorizer): Likewise.
2210 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2212 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2213 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2215 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2217 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2218 bogus uninitialized warning.
2220 2010-01-09 Richard Guenther <rguenther@suse.de>
2223 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2224 the evolution is compatible with the initial condition.
2226 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2228 * gcc.c (process_command): Update copyright notice dates.
2229 * gcov.c (print_version): Likewise.
2230 * gcov-dump.c (print_version): Likewise.
2231 * mips-tfile.c (main): Likewise.
2232 * mips-tdump.c (main): Likewise.
2234 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2237 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2239 (rotlhi3_8): Delete.
2241 (rotlsi3_8): Delete.
2242 (rotlsi3_16): Delete.
2243 (rotlsi3_24): Delete.
2245 (*rotw<mode>3): New.
2246 (*rotb<mode>3): New.
2247 * config/avr/avr.c (avr_rotate_bytes): New function.
2248 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2250 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2253 * configure.ac: Modify -rdynamic check.
2254 * configure: Regenerate.
2256 2010-01-08 DJ Delorie <dj@redhat.com>
2258 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2259 register popping order.
2261 2010-01-08 Richard Guenther <rguenther@suse.de>
2264 * c.opt (fsigned-char): Also let LTO handle this option.
2265 (funsigned-char): Likewise.
2267 2010-01-07 Richard Guenther <rguenther@suse.de>
2269 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2270 (gimple_op): Likewise.
2271 (gimple_op_ptr): Likewise.
2272 (gimple_assign_set_lhs): Remove gcc_assert.
2273 (gimple_assign_set_rhs1): Likewise.
2274 (gimple_assign_set_rhs2): Likewise.
2275 (gimple_call_set_lhs): Likewise.
2276 (gimple_call_set_fn): Likewise.
2277 (gimple_call_set_fndecl): Likewise.
2278 (gimple_call_fndecl): Likewise.
2279 (gimple_call_return_type): Likewise.
2280 (gimple_call_set_chain): Likewise.
2281 (gimple_call_num_args): Likewise.
2282 (gimple_call_set_arg): Likewise.
2283 (gimple_cond_set_code): Likewise.
2284 (gimple_cond_set_lhs): Likewise.
2285 (gimple_cond_set_rhs): Likewise.
2286 (gimple_cond_set_true_label): Likewise.
2287 (gimple_cond_set_false_label): Likewise.
2288 (gimple_label_set_label): Likewise.
2289 (gimple_goto_set_dest): Likewise.
2290 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2291 (gimple_debug_bind_get_value): Likewise.
2292 (gimple_debug_bind_get_value_ptr): Likewise.
2293 (gimple_debug_bind_set_var): Likewise.
2294 (gimple_debug_bind_set_value): Likewise.
2295 (gimple_debug_bind_reset_value): Likewise.
2296 (gimple_debug_bind_has_value_p): Likewise.
2297 (gimple_return_retval_ptr): Remove gcc_assert.
2298 (gimple_return_retval): Likewise.
2299 (gimple_return_set_retval): Likewise.
2300 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2301 (safe_referenced_var_iterator): Remove.
2302 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2303 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2304 (fill_referenced_var_vec): Remove.
2305 (first_readonly_imm_use): Remove redundant gcc_assert.
2306 (phi_arg_index_from_use): Combine gcc_asserts.
2307 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2308 (first_imm_use_stmt): Remove redundant gcc_assert.
2309 * tree-cfg.c (verify_gimple_call): Verify function and chain
2310 operands. Verify arguments.
2311 (verify_types_in_gimple_stmt): Verify condition code and labels.
2313 2010-01-07 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/42641
2316 * sese.c (rename_map_elt_info): Use the SSA name version, do
2319 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2321 PR tree-optimization/42625
2322 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2323 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2325 2010-01-07 Duncan Sands <baldrick@free.fr>
2327 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2329 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2332 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2333 note itself is not function_invariant_p.
2335 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2337 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2338 Do not add the DF_NOTE problem.
2339 * store-motion.c (execute_rtl_store_motion): Likewise.
2341 2010-01-07 Martin Jambor <mjambor@suse.cz>
2343 PR tree-optimization/42157
2344 * tree-sra.c (compare_access_positions): Stabilize sort if both
2345 accesses have integer types, return zero immediately if they are the
2348 2010-01-06 Richard Henderson <rth@redhat.com>
2351 * haifa-sched.c (add_to_note_list): Merge into ...
2352 (concat_note_lists): ... here, and ...
2353 (unlink_other_notes, rm_other_notes): Merge into...
2354 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2355 NOTE_INSN_EPILOGUE_BEG.
2357 2010-01-06 Richard Guenther <rguenther@suse.de>
2359 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2360 not inline regular functions into always-inline functions.
2362 2010-01-06 Nick Clifton <nickc@redhat.com>
2364 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2365 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2367 (OVERRIDE_OPTIONS): Delete.
2368 (OPTIMIZATION_OPTIONS): Define.
2369 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2370 * config/rx/rx.c (rx_handle_option): Issue an error message if
2371 -mcpu=rx200 and -fpu are used together.
2372 (rx_set_optimization_options): New function. Issue an error
2373 message if an optimization attribute attempts to reset the FPU/
2374 math optimization pairing.
2375 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2376 * config/rx/rx.opt: Set the default to 32-bit doubles.
2377 * config/rx/t-rx: Add multilibs for -nofpu option.
2378 * doc/invoke.texi: Update documentation of RX options.
2380 2010-01-06 Richard Guenther <rguenther@suse.de>
2382 * tree-ssa-pre.c (name_to_id): New global.
2383 (alloc_expression_id): Simplify SSA name handling.
2384 (lookup_expression_id): Likewise.
2385 (init_pre): Zero name_to_id.
2386 (fini_pre): Free it.
2388 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2390 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2392 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2395 * config/i386/sse.md (smaxv2di3): New.
2396 (umaxv2di3): Likewise.
2397 (sminv2di3): Likewise.
2398 (uminv2di3): Likewise.
2400 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2403 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2404 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2405 (legitimize_tls_address): Likewise.
2406 (sparc_tls_referenced_p): Likewise.
2407 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2408 and adjust calls to legitimize_pic_address.
2409 (legitimate_constant_p) Use sparc_tls_referenced_p.
2410 (legitimate_pic_operand_p): Likewise.
2411 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2412 (sparc_tls_symbol_ref_1): Delete.
2413 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2414 (legitimize_tls_address): Make static, handle CONST patterns.
2415 (legitimize_pic_address): Make static, remove unused parameter and
2416 adjust recursive calls.
2417 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2418 and adjust call to legitimize_pic_address.
2419 (sparc_output_mi_thunk): Likewise.
2421 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2422 H.J. Lu <hongjiu.lu@intel.com>
2425 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2426 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2427 operands to make them signed.
2430 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2433 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2434 GTU to GT for V4SI and V2DI.
2436 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2437 (umin<mode>3): Removed.
2439 (uminv4si3): Likewise.
2441 2010-01-05 Martin Jambor <mjambor@suse.cz>
2443 PR tree-optimization/42462
2444 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2445 current_function_decl to helper functions and macros.
2447 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2450 * flags.h: Don't include real.h.
2451 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2452 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2453 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2454 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2455 * dominance.c: Update copyright.
2456 * gimple.c (walk_gimple_op): Remove inline.
2457 * tree-ssa-reassoc.c: Include real.h.
2458 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2459 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2461 2010-01-05 Nick Clifton <nickc@redhat.com>
2463 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2464 register to push into the stack frame when the accumulator has to
2465 be saved during interrupts.
2467 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2469 * doc/invoke.texi: Remove the documentation about option
2471 * common.opt (Wunreachable-code): Preserved for backward
2473 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2474 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2475 the backward compatibility flag section.
2477 2010-01-05 Richard Guenther <rguenther@suse.de>
2479 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2481 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2484 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2486 PR tree-optimization/42508
2487 * tree-sra.c (convert_callers): Check for recursive call
2488 by comparing cgraph nodes instead of decls.
2489 (modify_function): Call ipa_modify_formal_parameters also
2490 on all same_body aliases.
2492 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2493 cgraph nodes when checking for same_body aliases.
2495 2010-01-05 Richard Guenther <rguenther@suse.de>
2497 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2498 allocation and lookup.
2499 (get_or_alloc_expr_for_constant): Likewise.
2500 (phi_translate): Sink allocation.
2502 2010-01-04 Richard Guenther <rguenther@suse.de>
2504 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2505 a new entry only if needed.
2506 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2507 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2509 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2511 (phi_translate): Handle CONSTANTs early.
2513 2010-01-04 Martin Jambor <mjambor@suse.cz>
2515 PR tree-optimization/42398
2516 * tree-sra.c (struct access): Removed flag grp_different_types.
2517 (dump_access): Do not dump the removed flag.
2518 (sort_and_splice_var_accesses): Do not set the removed flag.
2519 (sra_modify_expr): Check for type compatibility directly.
2521 2010-01-04 Martin Jambor <mjambor@suse.cz>
2523 PR tree-optimization/42366
2524 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2525 edges with variable number of parameters.
2526 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2527 flag instead of asserting it.
2528 (ipa_read_node_info): Read uses_analysis_done flag.
2530 2010-01-04 Richard Guenther <rguenther@suse.de>
2532 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2533 iterative_hash_* as intended.
2534 (vn_reference_compute_hash): Likewise. Simplify hashing
2536 (vn_reference_lookup_2): Likewise.
2537 (vn_nary_op_compute_hash): Likewise.
2538 (vn_phi_compute_hash): Likewise.
2539 (expressions_equal_p): Remove strange code.
2540 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2541 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2542 (bitmap_insert_into_set_1): Take value-id as parameter.
2543 (add_to_value): Pass it.
2544 (bitmap_insert_into_set): Likewise.
2545 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2547 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2550 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2551 (do_self_spec): For switches with SWITCH_IGNORE set set also
2552 SWITCH_IGNORE_PERMANENTLY.
2553 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2556 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2558 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2559 tree of an unreferenced global var.
2561 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2565 GTU to GT for V4SI and V2DI.
2567 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2568 (umin<mode>3): Removed.
2570 (uminv4si3): Likewise.
2572 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2575 * collect2.c (main): Turn on trace in collect2 if -v is passed
2578 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2580 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2581 description of expression operand.
2583 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2585 * configure.ac: Add install-html to target_list for Make-hooks.
2586 * configure: Regenerate.
2587 * fortran/Make-lang.in (F95_HTMLFILES): New.
2588 (fortran.html): Use it.
2589 (fortran.install-html): New.
2590 * Makefile.in (install-html): Add lang.install-html.
2591 * java/Make-lang.in (JAVA_HTMLFILES): New.
2592 (java.html): Use it.
2593 (java.install-html): New.
2594 * objc/Make-lang.in (objc.install-html): New.
2595 * objcp/Make-lang.in (obj-c++.install-html): New.
2596 * cp/Make-lang.in (c++.install-html): New.
2597 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2598 * lto/Make-lang.in (lto.install-html): New.
2600 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2603 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2605 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2607 PR rtl-optimization/41862
2608 * store-motion.c (store_killed_in_insn, compute_store_table,
2609 remove_reachable_equiv_notes, replace_store_insn,
2610 build_store_vectors): Ignore all DEBUG_INSNs.
2612 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2615 * common.opt: Add dumpdir.
2617 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2619 (option_map): Add --dumpdir.
2621 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2623 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2625 * opts.c (decode_options): Try dump_dir_name first if
2626 dump_base_name isn't an absolute path.
2627 (common_handle_option): Handle OPT_dumpdir.
2629 * toplev.c (dump_dir_name): New.
2630 (print_switch_values): Also ignore -dumpdir.
2632 * toplev.h (dump_dir_name): New.
2634 2010-01-03 Richard Guenther <rguenther@suse.de>
2636 PR tree-optimization/42589
2637 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2638 double-word expansion of bswap32.
2640 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2642 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2643 with BLOCK_FOR_INSN.
2644 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2645 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2646 noce_process_if_block): Likewise.
2647 * gcse.c (compute_local_properties, insert_expr_in_table,
2648 insert_set_in_table, canon_list_insert, find_avail_set,
2649 pre_insert_copy_insn): Likewise.
2651 * basic-block.h (BLOCK_NUM): Move from here...
2652 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2654 2010-01-03 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/42438
2657 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2658 contains_may_not_return_call flag.
2659 (BB_MAY_NOTRETURN): New.
2660 (valid_in_sets): Trapping nary operations are not valid
2661 in blocks that may not return.
2662 (insert_into_preds_of_block): Remove check for trapping expressions.
2663 (compute_avail): Compute also BB_MAY_NOTRETURN.
2665 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2667 * doc/invoke.texi: Add 2010 to copyright years.
2669 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2671 * config/sparc/sparc.c: Fix formatting nits.
2673 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2674 Alexander Monakov <amonakov@ispras.ru>
2676 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2678 2010-01-02 Richard Guenther <rguenther@suse.de>
2681 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2682 (simplify_switch_using_ranges): Mark to be removed edges
2685 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2687 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2689 * collect2.c (scan_libraries): Add missing argument in call to
2692 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2695 * config/alpha/predicates.md (aligned_memory_operand): Return false
2697 (unaligned_memory_operand): Return true for CQImode.
2698 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2699 doesn not cross aligned SImode word boundary.
2701 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2703 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2705 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2706 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2708 2010-01-02 Richard Guenther <rguenther@suse.de>
2711 * toplev.c (compile_file): Emit LTO marker properly. Change
2713 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2715 2010-01-01 Richard Guenther <rguenther@suse.de>
2718 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2720 2010-01-01 Richard Guenther <rguenther@suse.de>
2723 * c-decl.c (grokdeclarator): For zero-size arrays force
2724 structural equality checks as layout_type does.
2726 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2728 * builtins.c: Update copyright to 2010.
2730 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2733 * lto-streamer-out.c (produce_asm): Revert the last change.
2734 (copy_function): Likewise.
2736 * lto-streamer.c (lto_get_section_name): Skip any leading
2739 2010-01-01 Richard Guenther <rguenther@suse.de>
2742 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2746 Copyright (C) 2010 Free Software Foundation, Inc.
2748 Copying and distribution of this file, with or without modification,
2749 are permitted in any medium without royalty provided the copyright
2750 notice and this notice are preserved.