1 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 * c.opt (-ftemplate-depth=): New.
4 (-ftemplate-depth-): Deprecate.
5 * optc-gen.awk: Handle -ftemplate-depth=.
6 * opth-gen.awk: Likewise.
7 * c-opts.c (c_common_handle_option): Likewise.
8 * doc/invoke.texi (-ftemplate-depth-): Replace with
11 2010-02-24 Jason Merrill <jason@redhat.com>
13 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
15 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17 * cfg.c (alloc_aux_for_block): Remove inline.
18 (alloc_aux_for_edge): Likewise.
20 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
24 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
27 * config/i386/sol2-gas.h: New file.
28 * config.gcc (i[34567]86-*-solaris2*): Use it.
30 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
33 * c-typeck.c (ep_convert_and_check): New.
34 (build_conditional_expr): Use it.
35 (build_binary_op): Likewise.
37 2010-02-24 Jakub Jelinek <jakub@redhat.com>
39 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
42 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
44 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
45 expr needs to have DECL_NAME set.
47 2010-02-24 Nick Clifton <nickc@redhat.com>
49 * config/mep/mep.c: Include gimple.h.
50 (mep_function_uses_sp): Delete unused function.
51 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
52 parameters. Use unsigned integers to count args. Return a
53 NULL_RTX instead of an error_mark_node. Toidy up formatting.
55 2010-02-23 Jakub Jelinek <jakub@redhat.com>
58 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
59 greater or equal to nelt instead of 2 * nelt.
60 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
63 2010-02-23 Jason Merrill <jason@redhat.com>
66 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
67 in cfun->local_decls even if they have register types.
70 * stor-layout.c (place_field): Don't warn about unnecessary
71 DECL_PACKED if the type is packed.
73 2010-02-23 Jakub Jelinek <jakub@redhat.com>
76 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
77 GOTOFF relocs, even when the base reg isn't pic pointer.
79 2010-02-23 Michael Matz <matz@suse.de>
82 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
83 (expand_gimple_basic_block): Generate and use debug temps if there
84 are debug uses left after the last real use of TERed ssa names.
85 Unlink debug immediate uses when they are expanded.
87 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
90 * config/i386/i386.c (override_options): Reorganise to provide
91 better error messages.
93 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
96 * graphite-scop-detection.c (create_single_exit_edge): Move
97 the call to find_single_exit_edge to....
98 (create_sese_edges): ...here. Don't handle multiple edges
100 (build_graphite_scops): Don't handle multiple edges
101 exiting the function.
103 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
106 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
107 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
109 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
112 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
114 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
117 * c-typeck.c (convert_arguments): Print declaration location.
118 * c-common.c (validate_nargs): Rename as
119 builtin_function_validate_nargs.
120 (check_builtin_function_arguments): Update.
122 2010-02-22 Richard Guenther <rguenther@suse.de>
125 * tree-inline.c (declare_return_variable): Use the type of
126 the call stmt lhs if available.
128 2010-02-22 Duncan Sands <baldrick@free.fr>
130 * passes.c (register_pass): Always consider all pass lists when
131 ref_pass_instance_number is zero.
133 2010-02-22 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/42749
136 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
137 parameter. Do arithmetic in the original type.
138 (update_accumulator_with_ops): Likewise.
139 (adjust_accumulator_values): Adjust.
141 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
143 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
144 (QI to BLKmode splitter): New splitter.
146 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
148 * config/i386/i386.c (initial_ix86_tune_features): Turn on
149 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
151 2010-02-22 Richard Guenther <rguenther@suse.de>
153 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
155 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
157 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
158 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
159 ($(T)crti.o, $(T)crtn.o): Remove rules.
161 2010-02-21 Tobias Burnus <burnus@net-b.de>
164 * doc/invoke.texi (-fassociative-math): Document that this
165 option is automatically enabled for Fortran.
167 2010-02-20 David S. Miller <davem@davemloft.net>
169 * configure.ac: Test if linker and assembler properly support
170 GOTDATA_OP relocations.
171 * configure: Rebuild.
172 * config.in: Likewise.
173 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
174 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
175 (movsi_high_pic): Likewise.
176 (movdi_lo_sum_pic): Likewise.
177 (movdi_high_pic): Likewise.
178 (movsi_pic_gotdata_op): New pattern.
179 (movdi_pic_gotdata_op): Likewise.
180 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
181 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
183 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
186 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
188 (xop_mulv2div2di3_high): Ditto.
190 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
193 * c.opt (Wconversion-null): New option.
194 * doc/invoke.texi (Wconversion-null): Document.
196 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
198 * common.opt (Wlarger-than-): Add Undocumented.
200 2010-02-19 Mike Stump <mikestump@comcast.net>
202 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
204 2010-02-19 Jason Merrill <jason@redhat.com>
207 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
208 * configure: Likewise.
210 2010-02-20 Alan Modra <amodra@gmail.com>
213 * cgraph.h (cgraph_make_decl_local): Declare.
214 * cgraph.c (cgraph_make_decl_local): New function.
215 (cgraph_make_node_local): Use it.
216 * cgraphunit.c (cgraph_function_versioning): Likewise.
217 * ipa.c (function_and_variable_visibility): Likewise.
219 2010-02-19 Jakub Jelinek <jakub@redhat.com>
222 * except.c (sjlj_emit_function_enter): Don't call
223 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
225 * rtl.h (add_reg_br_prob_note): Remove prototype.
227 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
230 * c-common.c (conversion_warning): Remove widening conversions
231 before checking the conversion of integers to reals.
233 2010-02-19 Mike Stump <mikestump@comcast.net>
236 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
239 * cgraphunit.c (process_function_and_variable_attributes): Check
240 DECL_PRESERVE_P instead of looking up attribute "used".
241 * ipa-pure-const.c (check_decl): Likewise.
242 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
243 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
244 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
245 instead of attribute "used".
246 * config/sol2-c.c (solaris_pragma_init): Likewise.
247 (solaris_pragma_fini): Likewise.
249 2010-02-19 Jakub Jelinek <jakub@redhat.com>
251 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
252 Use XCNEW instead of xcalloc.
253 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
254 XNEW instead of xmalloc.
255 (get_fields): Use XNEWVEC instead of xmalloc.
258 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
260 (create_new_general_access): For debug stmts just reset value.
261 (get_stmt_accesses): For accesses within debug stmts just record them
262 using add_access_to_acc_sites instead of preventing the peeling or
263 counting them as accesses.
266 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
268 2010-02-19 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/42916
271 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
274 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
276 * configure.ac: Replace all uses of changequote in macro arguments
279 2010-02-19 Jakub Jelinek <jakub@redhat.com>
282 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
284 2010-02-19 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/42944
287 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
288 test for aliasing with errno.
290 2010-02-19 Jakub Jelinek <jakub@redhat.com>
293 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
294 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
295 * dojump.c: Include output.h.
296 (inv): New inline function.
297 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
298 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
299 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
300 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
301 argument, pass it down to other calls.
302 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
303 add REG_BR_PROB note to the conditional jump.
304 * cfgexpand.c (add_reg_br_prob_note): Removed.
305 (expand_gimple_cond): Don't call it, add the probability
306 as last argument to jumpif_1/jumpifnot_1.
307 * Makefile.in (dojump.o): Depend on output.h.
308 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
310 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
311 * stmt.c (do_jump_if_equal): Likewise.
312 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
313 * loop-unswitch.c (compare_and_jump_seq): Likewise.
314 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
316 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
317 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
319 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
321 (store_expr): Adjust jumpifnot caller.
322 (store_constructor): Adjust jumpif caller.
325 * gimplify.c (gimple_boolify): For __builtin_expect call
326 gimple_boolify also on its first argument.
328 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
330 * configure.ac (gnu-unique-object): Wrap regexps using [] in
332 (__stack_chk_fail): Ditto. Remove quadrigraphs.
333 * configure: Regenerated.
335 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
337 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
338 lang_hooks.types_compatible_p instead of comptypes.
340 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
342 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
343 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
344 if __prefer_thumb__ is defined.
346 2010-02-18 Martin Jambor <mjambor@suse.cz>
348 PR tree-optimization/43066
349 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
350 array with zero-sized element type.
352 2010-02-18 Jakub Jelinek <jakub@redhat.com>
354 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
355 rtx, allocate struct var_loc_node here and return it to the
356 caller, and only if it is actually needed.
357 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
358 move it earlier and return immediately if it returns NULL.
360 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
362 * config/sparc/gas.h: New file. Restore
363 TARGET_ASM_NAMED_SECTION to its ELF default.
364 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
366 * config/sparc/sparc.c (sparc_elf_asm_named_section):
367 Likewise. Add ATTRIBUTE_UNUSED to prototype.
368 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
371 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
373 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
375 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
377 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
378 patterns from predicated pattern.
380 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
384 for insn mnemonic suffix.
386 2010-02-17 Richard Guenther <rguenther@suse.de>
388 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
391 2010-02-17 Jakub Jelinek <jakub@redhat.com>
394 * caller-save.c (save_call_clobbered_regs): If BB ends with
395 a DEBUG_INSN, move any notes in between last real insn and the last
396 DEBUG_INSN after the last DEBUG_INSN.
398 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
400 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
401 Fix return type. Fix argument type. Explain meaning of return value.
403 2010-02-16 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/41043
406 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
407 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
409 (vrp_visit_phi_node): ... but only for loop PHI nodes.
411 2010-02-16 Ira Rosen <irar@il.ibm.com>
413 PR tree-optimization/43074
414 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
415 * tree-vect-loop.c (vect_analyze_loop_operations): Add
416 vectorizable cycles in hybrid SLP check.
417 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
419 2010-02-16 Richard Guenther <rguenther@suse.de>
421 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
422 (true_dependence): If memrefs_conflict_p computes must-alias
423 trust it. Move TBAA check after offset-based disambiguation.
424 (canon_true_dependence): Likewise.
426 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
428 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
429 * doc/invoke.texi: Document it.
430 * var-tracking.c: Include toplev.h and params.h.
431 (vt_find_locations): Return bool indicating success. Compute
432 hash sizes unconditionally. Check new parameter, report.
433 (variable_tracking_main_1): Check vt_find_locations results and
434 retry. Renamed from...
435 (variable_tracking_main): ... this. New wrapper to preserve
436 flag_var_tracking_assignments.
437 * Makefile.in (var-tracking.o): Adjust dependencies.
439 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
440 Jakub Jelinek <jakub@redhat.com>
443 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
444 if weak_import attribute is present.
445 * config/darwin.c (machopic_select_section): Likewise.
447 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
449 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
450 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
451 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
452 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
454 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
456 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
459 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
460 Rewrite text to refer to the names.
462 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
464 * config/i386/i386-builtin-types.def
465 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
466 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
467 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
468 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
469 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
470 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
471 IX86_BUILTIN_VPERMIL2PS256.
472 (MULTI_ARG_4_DF2_DI_I): Defined.
473 (MULTI_ARG_4_DF2_DI_I1): Defined.
474 (MULTI_ARG_4_SF2_SI_I): Defined.
475 (MULTI_ARG_4_SF2_SI_I1): Defined.
476 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
477 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
478 __builtin_ia32_vpermil2ps256.
479 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
480 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
481 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
482 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
483 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
484 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
485 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
486 CODE_FOR_xop_vpermil2v8sf3.
487 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
488 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
489 * config/i386/xopintrin.h (_mm_permute2_pd): New.
490 (_mm256_permute2_pd): New.
491 (_mm_permute2_ps): New.
492 (_mm256_permute2_ps): New.
494 2010-02-15 Nick Clifton <nickc@redhat.com>
496 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
497 boolean parameters. Use emit_jump_insn when emitting a pop
498 instruction containing a return insn.
499 (push): Use 'true' rather than '1' as second parameter to F.
500 (h8300_expand_prologue): Likewise.
501 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
502 (h8300_expand_epilogue): Likewise.
504 2010-02-15 Richard Guenther <rguenther@suse.de>
507 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
510 2010-02-15 Nick Clifton <nickc@redhat.com>
512 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
515 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
517 * intl.c (fake_ngettext): New function.
518 * intl.h (fake_ngettext): Declare.
519 (ngettext): Define macro.
520 * collect2.c (notice_translated): New function.
521 (main): Use notice_translated and ngettext.
522 * collect2.h (notice_translated): Declare.
524 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
526 * reorg.c (delete_computation): Comment fixes.
527 * caller-save.c (setup_save_areas): Idem.
528 * sel-sched-dump.c (dump_lv_set): Idem.
531 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
533 * config/s390/s390.c (s390_sched_init): New function.
534 (TARGET_SCHED_INIT): Target hook defined.
536 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
537 Jack Howarth <howarth@bromo.med.uc.edu>
538 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
541 Partial revert of unintended change in fix for PR41605.
542 * config/darwin.h: Fix typo.
543 * config/darwin9.h: Same.
545 2010-02-11 Jakub Jelinek <jakub@redhat.com>
547 * c-pch.c (pch_init): Clear v.
549 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
552 * graphite-scop-detection.c (graphite_can_represent_scev): Call
553 graphite_can_represent_init for MULT_EXPR.
555 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
559 * graphite-sese-to-poly.c (remove_phi): New.
560 (translate_scalar_reduction_to_array): Call remove_phi.
562 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
565 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
566 * graphite-clast-to-gimple.h (gloog): Update declaration.
567 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
568 * graphite-poly.h (struct poly_bb): Add missing comments.
569 (struct scop): Add poly_scop_p field.
571 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
572 * graphite.c (graphite_transform_loops): Build the polyhedral
573 representation for each scop before code generation.
574 * sese.c (rename_variables_in_operand): Removed.
575 (rename_variables_in_expr): Return the renamed expression.
576 (rename_sese_parameters): New.
577 * sese.h (rename_sese_parameters): Declared.
579 2010-02-11 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/42998
582 * tree-ssa-pre.c (create_expression_by_pieces): Treat
583 POINTER_PLUS_EXPR properly.
585 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
586 Changpeng Fang <changpeng.fang@amd.com>
589 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
590 the cost of an IV candidate when the IV is used in a test against zero.
592 * gcc.dg/tree-ssa/ivopts-3.c: New.
594 2010-02-11 Richard Guenther <rguenther@suse.de>
597 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
598 pointer-vs-decl case by swapping refs. Handle some cases
599 of pointer-vs-decl disambiguations more conservatively.
600 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
601 to false after expanding.
603 2010-02-11 Richard Guenther <rguenther@suse.de>
606 * gcc.c (process_command): Handle LTO file@offset case more
609 2010-02-11 Jakub Jelinek <jakub@redhat.com>
611 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
612 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
614 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
616 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
617 if MEM's mode size isn't DWARF2_ADDR_SIZE.
618 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
619 Optimize eq/ne comparisons when both arguments are known to be
621 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
622 Don't mask operands unnecessarily if they are known to be already
625 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
627 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
630 2010-02-10 Richard Guenther <rguenther@suse.de>
632 PR tree-optimization/43017
633 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
634 for wrapping signed arithmetic.
636 2010-02-10 Jakub Jelinek <jakub@redhat.com>
639 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
640 if no debug info should be emitted for it.
642 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
644 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
645 note when flag_exceptions is set.
647 2010-02-10 Duncan Sands <baldrick@free.fr>
649 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
651 2010-02-10 Richard Guenther <rguenther@suse.de>
654 * tree.c (get_unwidened): Handle constants.
655 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
657 2010-02-10 Martin Jambor <mjambor@suse.cz>
660 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
661 check for variable argument counts independently.
663 2010-02-10 Christian Bruel <christian.bruel@st.com>
666 * config/sh/sh.c (find_barrier): Increase length for non delayed
667 conditional branches.
669 2010-02-10 Christian Bruel <christian.bruel@st.com>
671 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
673 2010-02-10 Jakub Jelinek <jakub@redhat.com>
675 * builtins.c (set_builtin_user_assembler_name): Also handle
676 ffs if int is smaller than word.
678 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
681 * ira-conflicts.c (get_dup): Remove.
682 (process_reg_shuffles): Add new parameter. Use it as an
683 additional guard for copy generation.
684 (add_insn_allocno_copies): Rewrite.
686 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
688 * common.opt (fsched2-use-traces): Preserved for backward
690 * doc/invoke.texi: Remove the documentation about option
692 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
693 flag_sched2_use_traces.
694 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
695 the backward compatibility flag section.
697 2010-02-09 Richard Guenther <rguenther@suse.de>
699 PR tree-optimization/43008
700 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
701 make HEAP variables initialized from global memory if they
702 are not known builtin functions.
703 (find_func_aliases): Adjust.
705 2010-02-09 Richard Guenther <rguenther@suse.de>
707 PR tree-optimization/43000
708 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
711 2010-02-08 Jakub Jelinek <jakub@redhat.com>
713 PR tree-optimization/42931
714 * tree-loop-linear.c (try_interchange_loops): Don't call
715 double_int_mul if estimated_loop_iterations failed.
717 2010-02-08 Martin Jambor <mjambor@suse.cz>
720 * tree-sra.c (build_accesses_from_assign): Do not mark in
721 should_scalarize_away_bitmap if stmt has volatile ops.
722 (sra_modify_assign): Do not process assigns piecemeal if if stmt
725 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
727 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
729 2010-02-07 Adam Nemet <adambnmet@gmail.com>
731 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
734 2010-02-07 Andrew Pinski <pinskia@gmail.com>
737 * df-core.c (df_finish_pass): Change type of saved_flags to int.
739 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
742 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
743 to unknown_dependence.
744 (graphite_legal_transform_dr): Handle the unknown_dependence.
745 (graphite_carried_dependence_level_k): Same.
747 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
749 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
751 2010-02-07 Richard Guenther <rguenther@suse.de>
754 * expr.c (get_inner_reference): Always initialize *pbitsize.
756 2010-02-07 Richard Guenther <rguenther@suse.de>
759 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
760 new ARRAY_REFs on variable size element or minimal index arrays.
762 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
763 gimple_fold_indirect_ref.
765 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
768 * arm.c (arm_override_options): Just return if the user has specified
771 2010-02-03 Jason Merrill <jason@redhat.com>
774 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
775 i386_pe_maybe_record_exported_symbol.
777 2010-02-05 Steve Ellcey <sje@cup.hp.com>
780 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
781 (pa_delegitimize_address): New function.
783 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
785 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
786 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
788 2010-02-05 Richard Guenther <rguenther@suse.de>
791 * lto-streamer-in.c (get_resolution): Deal with references
792 to undefined functions.
794 2010-02-05 Richard Guenther <rguenther@suse.de>
796 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
797 (fold_const_aggregate_ref): Likewise.
798 (ccp_fold_stmt): Substitute loads.
799 (maybe_fold_reference): Verify types before substituting.
801 (fold_gimple_assign): Unshare properly.
802 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
804 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
806 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
807 for rs6000_gen_cell_microcode.
809 2010-02-04 Richard Guenther <rguenther@suse.de>
811 PR rtl-optimization/42952
812 * dse.c (const_or_frame_p): Remove MEM handling.
814 2010-02-04 Nick Clifton <nickc@redhat.com>
816 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
817 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
818 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
819 (mn10300_asm_output_mi_thunk): New function.
820 (mn10300_can_output_mu_thunk): New function.
821 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
822 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
823 (FUNCTION_ARG): Delete incorrect comment.
825 2010-02-03 Jason Merrill <jason@redhat.com>
828 * fold-const.c (operand_equal_p): Handle erroneous types.
830 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
832 * config/h8300/h8300.md (can_delay): Fix attibute condition.
834 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
836 PR rtl-optimization/42941
837 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
840 2010-02-03 Jason Merrill <jason@redhat.com>
843 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
845 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
848 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
850 (cselib_reset_table): Renamed from...
851 (cselib_reset_table_with_next_value): ... this.
852 (cselib_get_next_uid): Renamed from...
853 (cselib_get_next_unknown_value): ... this.
854 * cselib.c (next_uid): Renamed from...
855 (next_unknown_value): ... this.
856 (cselib_clear_table): Adjust.
857 (cselib_reset_table): Adjust. Renamed from...
858 (cselib_reset_table_with_next_value): ... this.
859 (cselib_get_next_uid): Adjust. Renamed from...
860 (cselib_get_next_unknown_value): ... this.
861 (get_value_hash): Use hash.
862 (cselib_hash_rtx): Likewise.
863 (new_cselib_val): Adjust. Set and dump uid.
864 (cselib_lookup_mem): Pass next_uid as hash.
865 (cselib_subst_to_values): Likewise.
866 (cselib_log_lookup): Dump uid.
867 (cselib_lookup): Pass next_uid as hash. Adjust.
868 (cselib_process_insn): Adjust.
869 (cselib_init): Initialize next_uid.
870 (cselib_finish): Adjust.
871 (dump_cselib_table): Likewise.
872 * dse.c (canon_address): Dump value uid.
873 * print-rtl.c (print_rtx): Print value uid.
874 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
876 (dv_uid): New function, sort of renamed from...
877 (dv_htab_hash): ... this, reimplemented in terms of it and...
878 (dv_uid2hash): ... this. New.
879 (variable_htab_eq): Drop excess assertions.
880 (tie_break_pointers): Removed.
881 (canon_value_cmp): Compare uids.
882 (variable_post_merge_New_vals): Print uids.
883 (vt_add_function_parameters): Adjust.
884 (vt_initialize): Reset table. Adjust.
886 2010-02-03 Richard Guenther <rguenther@suse.de>
888 PR tree-optimization/42944
889 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
890 (call_may_clobber_ref_p_1): Likewise. Properly handle
891 malloc and calloc clobbering errno.
893 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
895 * doc/invoke.texi: Fix name of sched1 dump.
897 * opts.c (decode_options): Set flag_tree_switch_conversion
898 only conditionally on optimize >= 2.
900 * gcse.c: Assorted comment fixes in pass description.
902 2010-02-03 Anthony Green <green@moxielogic.com>
904 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
905 nop padding in order to maintain alignment of storage location of
906 target function address.
907 (moxie_trampoline_init): Store target function address at newly
909 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
911 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
913 2010-02-03 Richard Guenther <rguenther@suse.de>
916 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
918 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
920 * config.gcc: Reenable check for obsolete targets.
921 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
922 mips-sgi-irix6.[0-4]*.
924 2010-02-02 Nick Clifton <nickc@redhat.com>
926 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
927 constant size of 4 as being the same as 0.
928 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
929 can take values in the range 0..4.
931 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
934 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
935 as _darwin10_Unwind_FindEnclosingFunction().
936 * libgcc-libsystem.ver: New.
938 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
941 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
942 implicitly set registers.
944 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
946 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
947 (arm_override_options): Allow automatic selection of the thread
948 pointer register if thumb2.
949 (legitimize_pic_address): Improve code sequences for Thumb2.
950 (arm_call_tls_get_addr): Likewise.
951 (legitimize_tls_address): Likewise.
952 * arm.md (pic_load_addr_arm): Delete. Replace with ...
953 (pic_load_addr_32bit): ... this. New named pattern.
954 * thumb2.md (pic_load_addr_thumb2): Delete.
955 (pic_load_dot_plus_four): Delete.
956 (tls_load_dot_plus_four): New named pattern.
958 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
961 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
962 Document fix for TLS bug.
964 2010-01-31 Richard Guenther <rguenther@suse.de>
966 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
967 conservatively correct.
969 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
973 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
975 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
977 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
979 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
981 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
983 * config.gcc: Adjust order of makefile fragments for mingw targets.
985 2010-01-31 Richard Guenther <rguenther@suse.de>
988 * gimplify.c (gimplify_init_constructor): For volatile LHS
989 initialize a temporary.
991 2010-01-31 Matthias Klose <doko@ubuntu.com>
993 * configure.ac: Fix __stack_chk_fail check for cross builds configured
995 * configure: Regenerate.
997 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
999 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1000 the same alias set and their sizes different constantness.
1001 (aliasing_component_refs_p): Revert 2009-10-24 change.
1003 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1005 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1008 2010-01-29 Richard Guenther <rguenther@suse.de>
1010 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1011 Assert we successfully updated the call.
1013 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1015 PR rtl-optimization/42889
1016 * df.h (df_set_bb_dirty_nonlr): New prototype.
1017 * df-core.c (df_set_bb_dirty_nonlr): New function.
1018 * df-scan.c (df_insn_rescan): Call it instead of
1019 df_set_bb_dirty for DEBUG_INSNs.
1021 2010-01-29 Richard Guenther <rguenther@suse.de>
1024 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1025 quadratic behavior in most cases.
1027 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1030 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1031 in the call to gen_x86_movsicc_0_m1.
1033 2010-01-28 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/42871
1036 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1038 2010-01-28 Richard Guenther <rguenther@suse.de>
1040 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1041 into call arguments.
1043 2010-01-28 Richard Guenther <rguenther@suse.de>
1046 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1047 the forwarder if the destination is an EH landing pad.
1049 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1051 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1052 block list passed to gimple_duplicate_sese_tail.
1053 (parallelize_loops): Avoid parallelization when the function
1055 Avoid parallelization when the preheader is IRREDUCIBLE.
1056 Try to optimize when estimated_loop_iterations_int is unresolved.
1057 Add the loop's location to the dump file.
1058 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1059 (gimple_duplicate_sese_tail): Remove the check for the latch.
1060 Redirect nexits to the exit block.
1061 Remove handling of the incoming edges to the latch.
1062 Redirect the backedge from the copied latch to the exit bb.
1064 2010-01-28 Michael Matz <matz@suse.de>
1067 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1068 Wrap force_reg into a sequence, emit it before user.
1070 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1072 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1074 (arm_legacy_rev): Likewise.
1075 (thumb_legacy_rev): Likewise.
1077 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1079 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1080 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1081 on MEM's address failed, try avoid_constant_pool_reference and
1082 recurse if it returned something different.
1083 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1084 address, try avoid_constant_pool_reference and recurse if it
1085 returned something different.
1086 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1087 address and avoid_constant_pool_reference returned something
1088 different, don't set have_address.
1090 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1093 * var-tracking.c (val_store): Add modified argument, obey it.
1095 (count_uses): Move down logging of main.
1096 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1097 don't need resolution.
1098 (emit_notes_in_bb): Likewise.
1100 2010-01-27 Richard Guenther <rguenther@suse.de>
1103 * tree-inline.c (remap_decl): Delay remapping of SSA name
1104 default definitions until we need them.
1106 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1108 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1109 (rs6000_delegitimize_address): New function.
1111 * config/s390/s390.c (s390_delegitimize_address): Call
1112 delegitimize_mem_from_attrs.
1115 * tree-inline.c (cannot_copy_type_1): Removed.
1116 (copy_forbidden): Don't forbid copying of functions containing
1117 records/unions with variable length fields.
1119 2010-01-27 Christian Bruel <christian.bruel@st.com>
1123 * config/sh/sh.c (find_barrier): Increase length for non delayed
1124 conditional branches.
1126 2010-01-27 Matthias Klose <doko@ubuntu.com>
1128 * configure.ac (gnu-unique-object): Fix ldd version check.
1129 * configure: Regenerate.
1131 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1133 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1135 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1136 Test for HAVE_GNU_AS value.
1138 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1140 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1141 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1142 INT64_TYPE): Define.
1143 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1144 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1145 INT_LEAST64_TYPE): Define.
1146 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1147 UINT_LEAST64_TYPE): Define.
1148 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1149 INT_FAST64_TYPE): Define.
1150 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1151 UINT_FAST64_TYPE): Define.
1152 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1153 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1154 (SIG_ATOMIC_TYPE): Define.
1156 2010-01-26 Richard Guenther <rguenther@suse.de>
1158 * df-scan.c (df_scan_set_bb_info): Remove assert.
1159 (df_insn_rescan_debug_internal): Merge asserts.
1160 (df_install_ref): Likewise.
1161 (df_mark_reg): Use bitmap_set_range.
1162 (df_hard_reg_used_p): Remove assert.
1163 (df_hard_reg_used_count): Likewise.
1165 2010-01-26 Richard Guenther <rguenther@suse.de>
1167 PR rtl-optimization/42685
1168 * web.c (web_main): Ignore DEBUG_INSNs.
1170 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1172 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1174 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1175 Fix types of fndecl and arglist parameters.
1177 2010-01-26 Richard Guenther <rguenther@suse.de>
1180 * tree-eh.c (unsplit_eh): Skip debug insns.
1182 2010-01-26 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/42250
1185 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1187 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1190 * omp-low.c (expand_omp_sections): Only use single_pred if
1191 l2_bb is single_pred_p.
1193 2010-01-25 Christian Bruel <christian.bruel@st.com>
1196 * config/sh/sh.c (find_barrier): Increase length for non delayed
1197 conditional branches.
1198 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1200 2010-01-24 David S. Miller <davem@davemloft.net>
1202 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1203 define if not using GAS.
1204 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1205 Likewise. Delete SECTION_MERGE code, which is only applicable
1208 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1211 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1212 mangling of va_list in system headers.
1214 2010-01-23 Toon Moene <toon@moene.org>
1216 * tree-predcom.c (combine_chains): Return NULL, not false.
1218 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1220 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1221 initialization of variable res to agree with return type.
1223 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1225 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1226 * tree-sra.c: Add include of expr.h.
1228 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1230 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1231 insert the debug stmt on the single non-EH edge from the stmt.
1233 2010-01-22 Richard Henderson <rth@redhat.com>
1236 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1237 the RHS until after generate_subtree_copies has insertted its
1238 code before the current statement.
1240 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1242 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1244 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1246 2010-01-21 Martin Jambor <mjambor@suse.cz>
1248 PR tree-optimization/42585
1249 * tree-sra.c (struct access): New field grp_total_scalarization.
1250 (dump_access): Dump the new field.
1251 (should_scalarize_away_bitmap): New variable.
1252 (cannot_scalarize_away_bitmap): Likewise.
1253 (sra_initialize): Allocate new bitmaps.
1254 (sra_deinitialize): Free new bitmaps.
1255 (create_access_1): New function.
1256 (create_access): Parts moved to create_access_1.
1257 (type_consists_of_records_p): New function.
1258 (completely_scalarize_record): Likewise.
1259 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1260 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1261 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1263 (analyze_all_variable_accesses): Completely scalarize small eligible
1266 2010-01-21 Martin Jambor <mjambor@suse.cz>
1268 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1270 2010-01-21 Andrew Haley <aph@redhat.com>
1272 * gcc.c (process_command): Move lang_specific_driver before
1273 setting cc_libexec_prefix.
1275 2010-01-21 Richard Guenther <rguenther@suse.de>
1278 * fold-const.c (negate_expr_p): Pretend only negative
1279 real constants are easily negatable.
1281 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1282 Jason Merrill <jason@redhat.com>
1284 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1285 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1286 * calls.c (initialize argument_information): Handle it.
1287 * c-common.c (handle_transparent_union_attribute): Use new name.
1288 * c-decl.c (finish_struct): Ditto.
1289 * c-typeck.c (type_lists_compatible_p): Ditto.
1290 (convert_for_assignment): Use new name and also handle record.
1291 * function.c (aggregate_value_p): Handle it.
1292 (pass_by_reference): Ditto.
1293 (assign_parm_data_types): Ditto.
1294 * print-tree.c (print_node): Ditto.
1295 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1296 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1297 * tree.c (first_field): New fn.
1299 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1302 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1303 even when linking statically, for now.
1305 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1308 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1309 without a cselib val.
1310 (count_uses): Accept MO_VAL_SET with no val on stores.
1311 (add_stores): Likewise.
1313 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1315 * var-tracking.c (check_value_val): Add a compile time assertion.
1316 (dv_is_decl_p): Simplify.
1317 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1318 gcc_assert if ENABLE_CHECKING.
1320 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1323 * var-tracking.c: Include tree-flow.h.
1324 (mem_dies_at_call): New.
1325 (dataflow_set_preserve_mem_locs): Use it.
1326 (dataflow_set_remove_mem_locs): Likewise.
1327 (dump_var): Renamed from dump_variable. Adjust all callers.
1328 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1329 * Makefile.in (var-tracking.o): Adjust deps.
1331 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1333 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1335 2010-01-20 Richard Guenther <rguenther@suse.de>
1337 PR tree-optimization/42717
1338 * tree-ssa-dce.c (get_live_post_dom): Remove.
1339 (forward_edge_to_pdom): Take an arbitrary edge to copy
1340 degenerate PHI args from.
1341 (remove_dead_stmt): Use the first post-dominator even if it
1342 does not contain live statements as redirection destination.
1344 2010-01-20 Richard Guenther <rguenther@suse.de>
1346 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1348 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1350 * sel-sched.c (create_speculation_check): Remove set but not used
1352 (try_transformation_cache): Remove set but not used variable ds.
1353 (calculate_privileged_insns): Remove set but not used variables
1354 cur_insn and min_spec_insn.
1355 (find_best_expr): Remove set but not used variable avail_n.
1356 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1358 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1360 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1361 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1364 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1367 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1368 cpu types. Add support for *-sse3 cpu types.
1369 (x86_64-*-*): Ditto.
1371 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1374 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1375 argument, call initializer_constant_valid_p_1 instead of
1376 initializer_constant_valid_p, pass CACHE to it, return NULL
1377 immediately if first call returns NULL.
1378 (initializer_constant_valid_p_1): New function.
1379 (initializer_constant_valid_p): Use it.
1381 2010-01-20 Thomas Quinot <quinot@adacore.com>
1383 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1385 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1387 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1388 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1389 (loc_list_from_tree): Don't handle unsigned division. Handle
1390 signed modulo using DW_OP_{over,over,div,mul,minus}.
1391 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1392 modulo instead of signed.
1394 2010-01-20 DJ Delorie <dj@redhat.com>
1396 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1398 (h8300_emit_stack_adjustment): Propogate it.
1400 (h8300_expand_prologue): Likewise.
1401 (h8300_expand_epilogue): Likewise.
1403 2010-01-19 Michael Matz <matz@suse.de>
1405 PR tree-optimization/41783
1406 * tree-data-ref.c (toplevel): Include flags.h.
1407 (dump_data_dependence_relation): Also dump the inputs if the
1408 result will be unknown.
1409 (split_constant_offset_1): Look through some conversions.
1410 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1411 the offset from last element is too large.
1412 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1413 (reassociate_to_the_same_stmt): Handle vector registers.
1414 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1416 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1417 wide_prolog_niters argument, emit widening instructions.
1418 (vect_do_peeling_for_alignment): Adjust caller, use widened
1419 variant of the iteration cound.
1420 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1422 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1425 * config/arm/neon-testgen.m (emit_automatics): New parameter
1426 features. Adjust for Fixed_return_reg feature.
1427 (test_intrinsic): Call emit_automatics with new feature.
1428 * config/arm/neon.ml: Update copyright years.
1429 (features): New Fixed_return_reg feature.
1430 (ops): Update feature for Vget_low.
1432 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1434 PR tree-optimization/42719
1435 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1439 * fwprop.c (all_uses_available_at): Return false if def_set dest
1440 is a REG that is used in def_insn.
1442 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1444 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1446 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1449 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1451 * target.h (struct gcc_target) <secondary_reload>: Change type
1452 of last argument to secondary_reload_info *.
1454 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1457 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1458 memory references with unaligned offsets. Remove CQImode handling.
1459 (unaligned_memory_operand): Return 1 for memory references with
1460 unaligned offsets. Remove CQImode handling.
1462 2010-01-18 Richard Guenther <rguenther@suse.de>
1465 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1468 2010-01-18 Richard Guenther <rguenther@suse.de>
1470 PR tree-optimization/42781
1471 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1472 restrict processing only if the original variable was artificial.
1474 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1476 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1477 find number of popped argument bytes.
1479 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1480 Fix the text that describes the return value for invalid insns.
1482 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1484 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1485 Clarify what 'cost of the -dependence' is. Fix quoting.
1487 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1488 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1490 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1492 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1493 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1495 2010-01-17 Richard Guenther <rguenther@suse.de>
1498 * function.c (split_complex_args): Take a VEC to modify.
1499 (assign_parms_augmented_arg_list): Build a VEC instead of
1500 a chain of PARM_DECLs.
1501 (assign_parms_unsplit_complex): Take a VEC of arguments.
1502 Do not fixup unmodified parms.
1503 (assign_parms): Deal with the VEC.
1504 (gimplify_parameters): Likewise.
1506 2010-01-17 Richard Guenther <rguenther@suse.de>
1508 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1509 node existence check.
1510 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1511 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1512 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1513 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1514 (gimple_execute_on_growing_pred): Likewise.
1516 2010-01-17 Richard Guenther <rguenther@suse.de>
1518 PR tree-optimization/42773
1519 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1520 (compute_antic_aux): Likewise.
1521 (compute_partial_antic_aux): Likewise.
1523 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1526 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1529 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1531 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1534 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1535 Fix markup for strict argument.
1537 (TARGET_SCHED_REORDER2): Fix argument types.
1539 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1540 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1542 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1543 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1545 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1548 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1549 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1550 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1551 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1552 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1554 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1556 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1558 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1559 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1561 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1563 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1566 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1568 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1569 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1571 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1573 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1575 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1576 referring to it. Fix language.
1578 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1580 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1582 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1584 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1586 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1587 '@var{stream}. Remove stray 'and'.
1589 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1591 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1593 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1595 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1596 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1598 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1599 Fix description of return value.
1600 Rename argument "sz" to "len."
1602 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1603 Clarify meaning of 'true' return value.
1605 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1607 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1608 rep_mode versus mode_rep.
1610 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1612 (TARGET_BUILTIN_DECL): Fix name.
1614 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1616 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1618 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1620 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1622 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1624 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1627 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1628 Rename argument tm_fn to md_fn.
1630 (TARGET_OPTION_PRINT): Fix argument list.
1632 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1635 * config/i386/i386.c (ix86_fixup_binary_operands):
1636 Revert FMA4 fixup of operands.
1638 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1641 * Makefile.in (write_entries_to_file, install-plugin):
1642 Use \012 instead of \n with tr.
1644 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1646 * configure.ac (HAVE_AS_REF): New C macro.
1647 * configure: Regenerate.
1648 * config.in: Likewise.
1649 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1651 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1654 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1656 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1658 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1660 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1662 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1664 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1666 (TARGET_BINDS_LOCAL_P): Fix argument type.
1668 (TARGET_ASM_FILE_END): Use prototype.
1670 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1672 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1674 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1676 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1678 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1679 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1681 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1682 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1684 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1685 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1686 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1687 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1689 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1691 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1693 (TARGET_INIT_BUILTINS): Use prototype.
1695 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1696 Put 'const char *' in braces. Fix parameter types.
1697 (TARGET_INVALID_CONVERSION): Fix parameter types.
1698 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1699 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1701 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1704 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1706 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1708 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1710 * doc/tm.texi (TARGET_HELP): Fix return type.
1712 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1713 in braces. Fix argument types.
1715 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1717 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1719 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1721 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1722 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1724 (TARGET_MANGLE_TYPE): Fix argument types.
1726 (TARGET_IRA_COVER_CLASSES): Use prototype.
1728 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1730 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1732 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1734 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1736 (TARGET_CALLEE_COPIES): Fix argument types.
1738 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1740 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1742 (TARGET_FUNCTION_VALUE): Fix argument types.
1744 (TARGET_RETURN_IN_MSB): Fix argument type.
1746 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1748 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1750 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1752 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1753 agree with return type.
1755 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1757 2010-01-15 Jing Yu <jingyu@google.com>
1759 PR rtl-optimization/42691
1760 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1761 a pseudo to a constant and are merged, and adjust comments.
1763 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1765 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1767 2010-01-15 Richard Guenther <rguenther@suse.de>
1770 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1771 labels of computed or non-local gotos to the destination.
1772 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1773 landing pad label is the first label.
1775 2010-01-15 Richard Guenther <rguenther@suse.de>
1777 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1779 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1782 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1783 to allow generation of the xssqrtdp instruction on power7.
1784 (sqrtdf2_fpr): Ditto.
1786 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1789 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1790 functions with noreturn attribute.
1793 * varasm.c (declare_weak): Add weak attribute to decl if it
1794 doesn't have one already.
1795 (assemble_external): Only add decls to weak_decls if they also
1796 have weak attribute.
1798 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1800 * var-tracking.c (var_reg_delete): Don't delete the association
1801 between REGs and values or one-part variables if the register
1804 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1807 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1808 because its first operand is a non-localized variable.
1810 2010-01-14 Martin Jambor <mjambor@suse.cz>
1812 PR tree-optimization/42706
1813 * tree-sra.c (encountered_recursive_call): New variable.
1814 (encountered_unchangable_recursive_call): Likewise.
1815 (sra_initialize): Initialize both new variables.
1816 (callsite_has_enough_arguments_p): New function.
1817 (scan_function): Call decl and flags check only for IPA-SRA, check
1818 whether there is a recursive call and whether it has enough arguments.
1819 (all_callers_have_enough_arguments_p): New function.
1820 (convert_callers): Look for recursive calls only when
1821 encountered_recursive_call is set.
1822 (ipa_early_sra): Bail out either if
1823 !all_callers_have_enough_arguments_p or
1824 encountered_unchangable_recursive_call.
1826 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1828 * sel-sched.c: Add 2010 to copyright years.
1829 * sel-sched-ir.c: Likewise.
1830 * sel-sched-ir.h: Likewise.
1832 2010-01-14 Martin Jambor <mjambor@suse.cz>
1834 PR tree-optimization/42714
1835 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1836 constructors specially.
1838 2010-01-14 Andi Kleen <ak@linux.intel.com>
1840 * config/i386/drivers-i386.c (detect_caches_intel):
1841 Add l2sizekb parameter and fill in.
1842 (host_detect_local_cpu): Add l2sizekb, fill in.
1843 Add Atom small cache heuristic.
1845 2010-01-14 Andi Kleen <ak@linux.intel.com>
1847 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1848 Add level3 parameter and fill in.
1849 (detect_caches_intel): Handle level3 cache.
1851 2010-01-14 Andi Kleen <ak@linux.intel.com>
1853 * config/i386/drivers-i386.c (host_detect_local_cpu):
1854 Fix core duo detection.
1856 2010-01-14 Andi Kleen <ak@linux.intel.com>
1858 * config/i386/drivers-i386.c (host_detect_local_cpu):
1861 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1863 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1864 (rs6000_variable_issue_1): this. Use...
1865 (rs6000_variable_issue): here. Reimplement. Print debug info.
1867 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1869 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1870 sel_restore_notes. Update all callers. Call reemit_notes
1873 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1875 PR rtl-optimization/42246
1876 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1881 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1882 all successors is the same as number of successors in current region.
1884 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1886 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1887 to rename is not separable. Otherwise check that its LHS is not NULL.
1889 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1891 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1893 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1895 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1896 available registers when failed to discover LHS register class.
1897 Fix indentation. Update comment.
1899 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1900 Alexander Monakov <amonakov@ispras.ru>
1902 PR rtl-optimization/42389
1903 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1905 (advance_state_on_fence): Likewise.
1906 (sel_target_adjust_priority): Print debug output only when
1907 sched_verbose >= 4, not 2.
1908 (get_expr_cost): Do not issue all unique insns on the next cycle.
1909 (fill_insns): Initialize can_issue_more from the value saved
1911 * sel-sched-ir.c (flist_add): New parameter issue_more.
1912 Init FENCE_ISSUE_MORE with it.
1913 (merge_fences): Likewise.
1914 (init_fences): Update call to flist_add.
1915 (add_to_fences, add_clean_fence_to_fences)
1916 (add_dirty_fence_to_fences): Likewise.
1917 (move_fence_to_fences): Update call to merge_fences.
1918 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1920 * sel-sched-ir.h (struct _fence): New field issue_more.
1921 (FENCE_ISSUE_MORE): New accessor macro.
1923 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1925 PR rtl-optimization/42388
1926 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1927 that have no predecessors nor successors. Do not call move_bb_info
1928 for empty blocks outside of current region.
1930 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1932 PR rtl-optimization/42294
1933 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1934 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1935 originators' originators.
1937 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1939 PR rtl-optimization/39453
1940 PR rtl-optimization/42246
1941 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1943 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1945 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1946 Alexander Monakov <amonakov@ispras.ru>
1949 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1950 (maybe_tidy_empty_bb): ... here. Make static. Add new
1951 argument. Update all callers.
1952 (tidy_control_flow): ... and here. Recompute topological order
1953 of basic blocks in region if necessary.
1954 (sel_redirect_edge_and_branch): Change return type. Return true
1955 if topological order might have been invalidated.
1956 (purge_empty_blocks): Export and move from...
1957 * sel-sched.c (purge_empty_blocks): ... here.
1958 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1959 (maybe_tidy_empty_bb): Delete prototype.
1960 (purge_empty_blocks): Declare.
1962 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1964 PR rtl-optimization/42249
1965 * sel-sched.c (try_replace_dest_reg): When chosen register
1966 and original register is the same, do not bail out early, but
1967 still check all original insns for validity of replacing destination
1968 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1971 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1974 Port from no-undefined-overflow branch:
1975 2009-03-09 Richard Guenther <rguenther@suse.de>
1977 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1979 2010-01-14 Richard Guenther <rguenther@suse.de>
1982 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1984 2010-01-14 Ira Rosen <irar@il.ibm.com>
1986 PR tree-optimization/42709
1987 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1988 as scalar type in creation of constant vector operand.
1990 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1993 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1994 (check-parallel-%): Match `testsuite' directory component only
1997 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1999 PR translation/39521
2000 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2003 2010-01-13 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/42730
2006 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2009 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2012 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2013 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2016 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2018 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2019 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2020 ___umulsi3_highpart.
2022 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2023 rather than schedule_insns if the pass is enabled.
2025 2010-01-13 Martin Jambor <mjambor@suse.cz>
2027 PR tree-optimization/42704
2028 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2031 2010-01-13 Martin Jambor <mjambor@suse.cz>
2033 PR tree-optimization/42703
2034 * tree-sra.c (analyze_access_subtree): Check that we can build a
2035 reference to the original data within the aggregate.
2037 2010-01-13 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/42705
2040 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2042 2010-01-13 Richard Guenther <rguenther@suse.de>
2045 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2047 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2050 * var-tracking.c (values_to_unmark): New variable.
2051 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2052 values_to_unmark vector. Moved body to...
2053 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2054 instead queue it into values_to_unmark vector.
2055 (vt_find_locations): Free values_to_unmark vector.
2057 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2059 * config/s390/s390.c (override_options): Set
2060 default of max-pending-list-length to 256
2062 2010-01-13 Richard Guenther <rguenther@suse.de>
2065 * tree-pass.h (PROP_gimple_lcx): New.
2066 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2067 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2068 before the final cleanup_eh.
2069 (dump_properties): Dump PROP_gimple_lcx.
2070 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2071 (tree_lower_complex_O0): Remove.
2072 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2073 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2074 tree_lower_complex, schedule TODO_update_ssa.
2075 * lto-streamer-out.c (output_function): Stream the functions
2077 * lto-streamer-in.c (input_function): Likewise.
2078 (lto_read_body): Do not override them here.
2080 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2083 * c-typeck.c (build_c_cast): Fold value cast to union type before
2084 wrapping it in a CONSTRUCTOR.
2086 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2088 PR rtl-optimization/42699
2089 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2092 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2094 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2095 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2096 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2097 SUBTARGET_WARN_UNUSED_SPEC): ... here
2098 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2100 2010-01-12 Julian Brown <julian@codesourcery.com>
2102 * config/arm/neon-schedgen.ml (Utils): Don't try to
2103 open missing module.
2104 (find_with_result): New.
2106 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2109 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2110 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2112 PR tree-optimization/42645
2113 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2114 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2115 decl_map, set processing_debug_stmt to -1 and return name without
2118 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2120 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2121 binutils version, and reword target configuration description.
2123 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2125 * config/avr/avr.h (LINKER_NAME): Remove.
2127 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2130 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2131 that support VSX, warn for -mno-altivec if vsx is not disabled,
2134 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2135 Shujing Zhao <pearly.zhao@oracle.com>
2137 PR translation/42469
2138 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2139 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2140 character between option name and help text.
2141 * c.opt (imultilib): Likewise.
2143 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2145 * lto-streamer-out.c (output_unreferenced_globals): Output static
2148 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2150 PR rtl-optimization/42621
2151 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2152 optimizing for size.
2153 (duplicate_computed_gotos): Remove now-redundant check.
2155 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2158 * configure.ac: Save and restore LDFLAGS and LIBS
2159 * configure: Regenerate.
2161 2010-01-10 Richard Guenther <rguenther@suse.de>
2164 * builtins.c (fold_builtin_strlen): Add type argument and
2165 convert the resulting length to it.
2166 (fold_builtin_1): Adjust.
2168 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2170 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2171 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2173 (num_insns_constant_wide): Adjust for that change.
2175 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2178 * web.c (union_defs): Add used argument, to combine uses of
2180 (entry_register): Adjust type and tests of used argument.
2181 (web_main): Widen used for new use. Pass it to union_defs.
2182 * df.h (union_defs): Adjust prototype.
2184 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2187 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2188 uses in new incoming argument. Free body.
2189 (reset_debug_uses_in_loop): New.
2190 (analyze_insn_to_expand_var): Call the latter if the former found
2191 anything. Fix whitespace. Reject invalid dest overlaps before
2192 going through all insns in the loop.
2194 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2197 * haifa-sched.c (dying_use_p): Debug insns don't count.
2199 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2202 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2203 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2204 (verify_gimple_call): Reject LHS in noreturn calls.
2206 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2210 * tree-vect-loop-manip.c (adjust_info): New type.
2211 (adjust_vec): New pointer to vector.
2212 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2213 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2214 (slpeel_update_phis_for_duplicate_loop): Use them.
2215 (slpeel_update_phi_nodes_for_guard1): Likewise.
2216 (slpeel_update_phi_nodes_for_guard2): Likewise.
2217 (slpeel_tree_peel_loop_to_edge): Likewise.
2218 (vect_update_ivs_after_vectorizer): Likewise.
2220 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2222 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2223 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2225 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2227 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2228 bogus uninitialized warning.
2230 2010-01-09 Richard Guenther <rguenther@suse.de>
2233 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2234 the evolution is compatible with the initial condition.
2236 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2238 * gcc.c (process_command): Update copyright notice dates.
2239 * gcov.c (print_version): Likewise.
2240 * gcov-dump.c (print_version): Likewise.
2241 * mips-tfile.c (main): Likewise.
2242 * mips-tdump.c (main): Likewise.
2244 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2247 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2249 (rotlhi3_8): Delete.
2251 (rotlsi3_8): Delete.
2252 (rotlsi3_16): Delete.
2253 (rotlsi3_24): Delete.
2255 (*rotw<mode>3): New.
2256 (*rotb<mode>3): New.
2257 * config/avr/avr.c (avr_rotate_bytes): New function.
2258 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2260 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2263 * configure.ac: Modify -rdynamic check.
2264 * configure: Regenerate.
2266 2010-01-08 DJ Delorie <dj@redhat.com>
2268 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2269 register popping order.
2271 2010-01-08 Richard Guenther <rguenther@suse.de>
2274 * c.opt (fsigned-char): Also let LTO handle this option.
2275 (funsigned-char): Likewise.
2277 2010-01-07 Richard Guenther <rguenther@suse.de>
2279 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2280 (gimple_op): Likewise.
2281 (gimple_op_ptr): Likewise.
2282 (gimple_assign_set_lhs): Remove gcc_assert.
2283 (gimple_assign_set_rhs1): Likewise.
2284 (gimple_assign_set_rhs2): Likewise.
2285 (gimple_call_set_lhs): Likewise.
2286 (gimple_call_set_fn): Likewise.
2287 (gimple_call_set_fndecl): Likewise.
2288 (gimple_call_fndecl): Likewise.
2289 (gimple_call_return_type): Likewise.
2290 (gimple_call_set_chain): Likewise.
2291 (gimple_call_num_args): Likewise.
2292 (gimple_call_set_arg): Likewise.
2293 (gimple_cond_set_code): Likewise.
2294 (gimple_cond_set_lhs): Likewise.
2295 (gimple_cond_set_rhs): Likewise.
2296 (gimple_cond_set_true_label): Likewise.
2297 (gimple_cond_set_false_label): Likewise.
2298 (gimple_label_set_label): Likewise.
2299 (gimple_goto_set_dest): Likewise.
2300 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2301 (gimple_debug_bind_get_value): Likewise.
2302 (gimple_debug_bind_get_value_ptr): Likewise.
2303 (gimple_debug_bind_set_var): Likewise.
2304 (gimple_debug_bind_set_value): Likewise.
2305 (gimple_debug_bind_reset_value): Likewise.
2306 (gimple_debug_bind_has_value_p): Likewise.
2307 (gimple_return_retval_ptr): Remove gcc_assert.
2308 (gimple_return_retval): Likewise.
2309 (gimple_return_set_retval): Likewise.
2310 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2311 (safe_referenced_var_iterator): Remove.
2312 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2313 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2314 (fill_referenced_var_vec): Remove.
2315 (first_readonly_imm_use): Remove redundant gcc_assert.
2316 (phi_arg_index_from_use): Combine gcc_asserts.
2317 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2318 (first_imm_use_stmt): Remove redundant gcc_assert.
2319 * tree-cfg.c (verify_gimple_call): Verify function and chain
2320 operands. Verify arguments.
2321 (verify_types_in_gimple_stmt): Verify condition code and labels.
2323 2010-01-07 Richard Guenther <rguenther@suse.de>
2325 PR tree-optimization/42641
2326 * sese.c (rename_map_elt_info): Use the SSA name version, do
2329 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2331 PR tree-optimization/42625
2332 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2333 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2335 2010-01-07 Duncan Sands <baldrick@free.fr>
2337 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2339 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2342 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2343 note itself is not function_invariant_p.
2345 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2347 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2348 Do not add the DF_NOTE problem.
2349 * store-motion.c (execute_rtl_store_motion): Likewise.
2351 2010-01-07 Martin Jambor <mjambor@suse.cz>
2353 PR tree-optimization/42157
2354 * tree-sra.c (compare_access_positions): Stabilize sort if both
2355 accesses have integer types, return zero immediately if they are the
2358 2010-01-06 Richard Henderson <rth@redhat.com>
2361 * haifa-sched.c (add_to_note_list): Merge into ...
2362 (concat_note_lists): ... here, and ...
2363 (unlink_other_notes, rm_other_notes): Merge into...
2364 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2365 NOTE_INSN_EPILOGUE_BEG.
2367 2010-01-06 Richard Guenther <rguenther@suse.de>
2369 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2370 not inline regular functions into always-inline functions.
2372 2010-01-06 Nick Clifton <nickc@redhat.com>
2374 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2375 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2377 (OVERRIDE_OPTIONS): Delete.
2378 (OPTIMIZATION_OPTIONS): Define.
2379 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2380 * config/rx/rx.c (rx_handle_option): Issue an error message if
2381 -mcpu=rx200 and -fpu are used together.
2382 (rx_set_optimization_options): New function. Issue an error
2383 message if an optimization attribute attempts to reset the FPU/
2384 math optimization pairing.
2385 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2386 * config/rx/rx.opt: Set the default to 32-bit doubles.
2387 * config/rx/t-rx: Add multilibs for -nofpu option.
2388 * doc/invoke.texi: Update documentation of RX options.
2390 2010-01-06 Richard Guenther <rguenther@suse.de>
2392 * tree-ssa-pre.c (name_to_id): New global.
2393 (alloc_expression_id): Simplify SSA name handling.
2394 (lookup_expression_id): Likewise.
2395 (init_pre): Zero name_to_id.
2396 (fini_pre): Free it.
2398 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2400 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2402 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2405 * config/i386/sse.md (smaxv2di3): New.
2406 (umaxv2di3): Likewise.
2407 (sminv2di3): Likewise.
2408 (uminv2di3): Likewise.
2410 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2413 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2414 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2415 (legitimize_tls_address): Likewise.
2416 (sparc_tls_referenced_p): Likewise.
2417 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2418 and adjust calls to legitimize_pic_address.
2419 (legitimate_constant_p) Use sparc_tls_referenced_p.
2420 (legitimate_pic_operand_p): Likewise.
2421 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2422 (sparc_tls_symbol_ref_1): Delete.
2423 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2424 (legitimize_tls_address): Make static, handle CONST patterns.
2425 (legitimize_pic_address): Make static, remove unused parameter and
2426 adjust recursive calls.
2427 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2428 and adjust call to legitimize_pic_address.
2429 (sparc_output_mi_thunk): Likewise.
2431 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2432 H.J. Lu <hongjiu.lu@intel.com>
2435 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2436 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2437 operands to make them signed.
2440 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2443 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2444 GTU to GT for V4SI and V2DI.
2446 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2447 (umin<mode>3): Removed.
2449 (uminv4si3): Likewise.
2451 2010-01-05 Martin Jambor <mjambor@suse.cz>
2453 PR tree-optimization/42462
2454 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2455 current_function_decl to helper functions and macros.
2457 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * flags.h: Don't include real.h.
2461 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2462 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2463 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2464 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2465 * dominance.c: Update copyright.
2466 * gimple.c (walk_gimple_op): Remove inline.
2467 * tree-ssa-reassoc.c: Include real.h.
2468 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2469 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2471 2010-01-05 Nick Clifton <nickc@redhat.com>
2473 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2474 register to push into the stack frame when the accumulator has to
2475 be saved during interrupts.
2477 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2479 * doc/invoke.texi: Remove the documentation about option
2481 * common.opt (Wunreachable-code): Preserved for backward
2483 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2484 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2485 the backward compatibility flag section.
2487 2010-01-05 Richard Guenther <rguenther@suse.de>
2489 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2491 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2494 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2496 PR tree-optimization/42508
2497 * tree-sra.c (convert_callers): Check for recursive call
2498 by comparing cgraph nodes instead of decls.
2499 (modify_function): Call ipa_modify_formal_parameters also
2500 on all same_body aliases.
2502 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2503 cgraph nodes when checking for same_body aliases.
2505 2010-01-05 Richard Guenther <rguenther@suse.de>
2507 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2508 allocation and lookup.
2509 (get_or_alloc_expr_for_constant): Likewise.
2510 (phi_translate): Sink allocation.
2512 2010-01-04 Richard Guenther <rguenther@suse.de>
2514 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2515 a new entry only if needed.
2516 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2517 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2519 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2521 (phi_translate): Handle CONSTANTs early.
2523 2010-01-04 Martin Jambor <mjambor@suse.cz>
2525 PR tree-optimization/42398
2526 * tree-sra.c (struct access): Removed flag grp_different_types.
2527 (dump_access): Do not dump the removed flag.
2528 (sort_and_splice_var_accesses): Do not set the removed flag.
2529 (sra_modify_expr): Check for type compatibility directly.
2531 2010-01-04 Martin Jambor <mjambor@suse.cz>
2533 PR tree-optimization/42366
2534 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2535 edges with variable number of parameters.
2536 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2537 flag instead of asserting it.
2538 (ipa_read_node_info): Read uses_analysis_done flag.
2540 2010-01-04 Richard Guenther <rguenther@suse.de>
2542 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2543 iterative_hash_* as intended.
2544 (vn_reference_compute_hash): Likewise. Simplify hashing
2546 (vn_reference_lookup_2): Likewise.
2547 (vn_nary_op_compute_hash): Likewise.
2548 (vn_phi_compute_hash): Likewise.
2549 (expressions_equal_p): Remove strange code.
2550 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2551 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2552 (bitmap_insert_into_set_1): Take value-id as parameter.
2553 (add_to_value): Pass it.
2554 (bitmap_insert_into_set): Likewise.
2555 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2557 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2560 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2561 (do_self_spec): For switches with SWITCH_IGNORE set set also
2562 SWITCH_IGNORE_PERMANENTLY.
2563 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2566 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2568 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2569 tree of an unreferenced global var.
2571 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2574 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2575 GTU to GT for V4SI and V2DI.
2577 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2578 (umin<mode>3): Removed.
2580 (uminv4si3): Likewise.
2582 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2585 * collect2.c (main): Turn on trace in collect2 if -v is passed
2588 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2590 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2591 description of expression operand.
2593 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2595 * configure.ac: Add install-html to target_list for Make-hooks.
2596 * configure: Regenerate.
2597 * fortran/Make-lang.in (F95_HTMLFILES): New.
2598 (fortran.html): Use it.
2599 (fortran.install-html): New.
2600 * Makefile.in (install-html): Add lang.install-html.
2601 * java/Make-lang.in (JAVA_HTMLFILES): New.
2602 (java.html): Use it.
2603 (java.install-html): New.
2604 * objc/Make-lang.in (objc.install-html): New.
2605 * objcp/Make-lang.in (obj-c++.install-html): New.
2606 * cp/Make-lang.in (c++.install-html): New.
2607 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2608 * lto/Make-lang.in (lto.install-html): New.
2610 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2613 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2615 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2617 PR rtl-optimization/41862
2618 * store-motion.c (store_killed_in_insn, compute_store_table,
2619 remove_reachable_equiv_notes, replace_store_insn,
2620 build_store_vectors): Ignore all DEBUG_INSNs.
2622 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2625 * common.opt: Add dumpdir.
2627 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2629 (option_map): Add --dumpdir.
2631 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2633 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2635 * opts.c (decode_options): Try dump_dir_name first if
2636 dump_base_name isn't an absolute path.
2637 (common_handle_option): Handle OPT_dumpdir.
2639 * toplev.c (dump_dir_name): New.
2640 (print_switch_values): Also ignore -dumpdir.
2642 * toplev.h (dump_dir_name): New.
2644 2010-01-03 Richard Guenther <rguenther@suse.de>
2646 PR tree-optimization/42589
2647 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2648 double-word expansion of bswap32.
2650 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2652 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2653 with BLOCK_FOR_INSN.
2654 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2655 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2656 noce_process_if_block): Likewise.
2657 * gcse.c (compute_local_properties, insert_expr_in_table,
2658 insert_set_in_table, canon_list_insert, find_avail_set,
2659 pre_insert_copy_insn): Likewise.
2661 * basic-block.h (BLOCK_NUM): Move from here...
2662 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2664 2010-01-03 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/42438
2667 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2668 contains_may_not_return_call flag.
2669 (BB_MAY_NOTRETURN): New.
2670 (valid_in_sets): Trapping nary operations are not valid
2671 in blocks that may not return.
2672 (insert_into_preds_of_block): Remove check for trapping expressions.
2673 (compute_avail): Compute also BB_MAY_NOTRETURN.
2675 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2677 * doc/invoke.texi: Add 2010 to copyright years.
2679 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2681 * config/sparc/sparc.c: Fix formatting nits.
2683 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2684 Alexander Monakov <amonakov@ispras.ru>
2686 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2688 2010-01-02 Richard Guenther <rguenther@suse.de>
2691 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2692 (simplify_switch_using_ranges): Mark to be removed edges
2695 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2697 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2699 * collect2.c (scan_libraries): Add missing argument in call to
2702 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2705 * config/alpha/predicates.md (aligned_memory_operand): Return false
2707 (unaligned_memory_operand): Return true for CQImode.
2708 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2709 doesn not cross aligned SImode word boundary.
2711 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2713 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2715 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2716 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2718 2010-01-02 Richard Guenther <rguenther@suse.de>
2721 * toplev.c (compile_file): Emit LTO marker properly. Change
2723 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2725 2010-01-01 Richard Guenther <rguenther@suse.de>
2728 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2730 2010-01-01 Richard Guenther <rguenther@suse.de>
2733 * c-decl.c (grokdeclarator): For zero-size arrays force
2734 structural equality checks as layout_type does.
2736 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2738 * builtins.c: Update copyright to 2010.
2740 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2743 * lto-streamer-out.c (produce_asm): Revert the last change.
2744 (copy_function): Likewise.
2746 * lto-streamer.c (lto_get_section_name): Skip any leading
2749 2010-01-01 Richard Guenther <rguenther@suse.de>
2752 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2756 Copyright (C) 2010 Free Software Foundation, Inc.
2758 Copying and distribution of this file, with or without modification,
2759 are permitted in any medium without royalty provided the copyright
2760 notice and this notice are preserved.