1 2010-02-23 Jason Merrill <jason@redhat.com>
4 * stor-layout.c (place_field): Don't warn about unnecessary
5 DECL_PACKED if the type is packed.
7 2010-02-23 Jakub Jelinek <jakub@redhat.com>
10 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
11 GOTOFF relocs, even when the base reg isn't pic pointer.
13 2010-02-23 Michael Matz <matz@suse.de>
16 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
17 (expand_gimple_basic_block): Generate and use debug temps if there
18 are debug uses left after the last real use of TERed ssa names.
19 Unlink debug immediate uses when they are expanded.
21 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
24 * config/i386/i386.c (override_options): Reorganise to provide
25 better error messages.
27 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
30 * graphite-scop-detection.c (create_single_exit_edge): Move
31 the call to find_single_exit_edge to....
32 (create_sese_edges): ...here. Don't handle multiple edges
34 (build_graphite_scops): Don't handle multiple edges
37 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
40 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
41 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
43 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
46 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
48 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
51 * c-typeck.c (convert_arguments): Print declaration location.
52 * c-common.c (validate_nargs): Rename as
53 builtin_function_validate_nargs.
54 (check_builtin_function_arguments): Update.
56 2010-02-22 Richard Guenther <rguenther@suse.de>
59 * tree-inline.c (declare_return_variable): Use the type of
60 the call stmt lhs if available.
62 2010-02-22 Duncan Sands <baldrick@free.fr>
64 * passes.c (register_pass): Always consider all pass lists when
65 ref_pass_instance_number is zero.
67 2010-02-22 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/42749
70 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
71 parameter. Do arithmetic in the original type.
72 (update_accumulator_with_ops): Likewise.
73 (adjust_accumulator_values): Adjust.
75 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
77 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
78 (QI to BLKmode splitter): New splitter.
80 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.c (initial_ix86_tune_features): Turn on
83 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
85 2010-02-22 Richard Guenther <rguenther@suse.de>
87 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
89 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
91 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
92 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
93 ($(T)crti.o, $(T)crtn.o): Remove rules.
95 2010-02-21 Tobias Burnus <burnus@net-b.de>
98 * doc/invoke.texi (-fassociative-math): Document that this
99 option is automatically enabled for Fortran.
101 2010-02-20 David S. Miller <davem@davemloft.net>
103 * configure.ac: Test if linker and assembler properly support
104 GOTDATA_OP relocations.
105 * configure: Rebuild.
106 * config.in: Likewise.
107 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
108 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
109 (movsi_high_pic): Likewise.
110 (movdi_lo_sum_pic): Likewise.
111 (movdi_high_pic): Likewise.
112 (movsi_pic_gotdata_op): New pattern.
113 (movdi_pic_gotdata_op): Likewise.
114 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
115 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
117 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
120 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
122 (xop_mulv2div2di3_high): Ditto.
124 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
127 * c.opt (Wconversion-null): New option.
128 * doc/invoke.texi (Wconversion-null): Document.
130 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
132 * common.opt (Wlarger-than-): Add Undocumented.
134 2010-02-19 Mike Stump <mikestump@comcast.net>
136 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
138 2010-02-19 Jason Merrill <jason@redhat.com>
141 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
142 * configure: Likewise.
144 2010-02-20 Alan Modra <amodra@gmail.com>
147 * cgraph.h (cgraph_make_decl_local): Declare.
148 * cgraph.c (cgraph_make_decl_local): New function.
149 (cgraph_make_node_local): Use it.
150 * cgraphunit.c (cgraph_function_versioning): Likewise.
151 * ipa.c (function_and_variable_visibility): Likewise.
153 2010-02-19 Jakub Jelinek <jakub@redhat.com>
156 * except.c (sjlj_emit_function_enter): Don't call
157 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
159 * rtl.h (add_reg_br_prob_note): Remove prototype.
161 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
164 * c-common.c (conversion_warning): Remove widening conversions
165 before checking the conversion of integers to reals.
167 2010-02-19 Mike Stump <mikestump@comcast.net>
170 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
173 * cgraphunit.c (process_function_and_variable_attributes): Check
174 DECL_PRESERVE_P instead of looking up attribute "used".
175 * ipa-pure-const.c (check_decl): Likewise.
176 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
177 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
178 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
179 instead of attribute "used".
180 * config/sol2-c.c (solaris_pragma_init): Likewise.
181 (solaris_pragma_fini): Likewise.
183 2010-02-19 Jakub Jelinek <jakub@redhat.com>
185 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
186 Use XCNEW instead of xcalloc.
187 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
188 XNEW instead of xmalloc.
189 (get_fields): Use XNEWVEC instead of xmalloc.
192 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
194 (create_new_general_access): For debug stmts just reset value.
195 (get_stmt_accesses): For accesses within debug stmts just record them
196 using add_access_to_acc_sites instead of preventing the peeling or
197 counting them as accesses.
200 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
202 2010-02-19 Richard Guenther <rguenther@suse.de>
204 PR tree-optimization/42916
205 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
208 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
210 * configure.ac: Replace all uses of changequote in macro arguments
213 2010-02-19 Jakub Jelinek <jakub@redhat.com>
216 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
218 2010-02-19 Richard Guenther <rguenther@suse.de>
220 PR tree-optimization/42944
221 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
222 test for aliasing with errno.
224 2010-02-19 Jakub Jelinek <jakub@redhat.com>
227 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
228 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
229 * dojump.c: Include output.h.
230 (inv): New inline function.
231 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
232 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
233 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
234 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
235 argument, pass it down to other calls.
236 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
237 add REG_BR_PROB note to the conditional jump.
238 * cfgexpand.c (add_reg_br_prob_note): Removed.
239 (expand_gimple_cond): Don't call it, add the probability
240 as last argument to jumpif_1/jumpifnot_1.
241 * Makefile.in (dojump.o): Depend on output.h.
242 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
244 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
245 * stmt.c (do_jump_if_equal): Likewise.
246 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
247 * loop-unswitch.c (compare_and_jump_seq): Likewise.
248 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
250 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
251 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
253 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
255 (store_expr): Adjust jumpifnot caller.
256 (store_constructor): Adjust jumpif caller.
259 * gimplify.c (gimple_boolify): For __builtin_expect call
260 gimple_boolify also on its first argument.
262 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
264 * configure.ac (gnu-unique-object): Wrap regexps using [] in
266 (__stack_chk_fail): Ditto. Remove quadrigraphs.
267 * configure: Regenerated.
269 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
271 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
272 lang_hooks.types_compatible_p instead of comptypes.
274 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
276 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
277 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
278 if __prefer_thumb__ is defined.
280 2010-02-18 Martin Jambor <mjambor@suse.cz>
282 PR tree-optimization/43066
283 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
284 array with zero-sized element type.
286 2010-02-18 Jakub Jelinek <jakub@redhat.com>
288 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
289 rtx, allocate struct var_loc_node here and return it to the
290 caller, and only if it is actually needed.
291 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
292 move it earlier and return immediately if it returns NULL.
294 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
296 * config/sparc/gas.h: New file. Restore
297 TARGET_ASM_NAMED_SECTION to its ELF default.
298 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
300 * config/sparc/sparc.c (sparc_elf_asm_named_section):
301 Likewise. Add ATTRIBUTE_UNUSED to prototype.
302 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
305 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
307 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
309 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
311 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
312 patterns from predicated pattern.
314 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
318 for insn mnemonic suffix.
320 2010-02-17 Richard Guenther <rguenther@suse.de>
322 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
325 2010-02-17 Jakub Jelinek <jakub@redhat.com>
328 * caller-save.c (save_call_clobbered_regs): If BB ends with
329 a DEBUG_INSN, move any notes in between last real insn and the last
330 DEBUG_INSN after the last DEBUG_INSN.
332 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
334 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
335 Fix return type. Fix argument type. Explain meaning of return value.
337 2010-02-16 Richard Guenther <rguenther@suse.de>
339 PR tree-optimization/41043
340 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
341 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
343 (vrp_visit_phi_node): ... but only for loop PHI nodes.
345 2010-02-16 Ira Rosen <irar@il.ibm.com>
347 PR tree-optimization/43074
348 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
349 * tree-vect-loop.c (vect_analyze_loop_operations): Add
350 vectorizable cycles in hybrid SLP check.
351 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
353 2010-02-16 Richard Guenther <rguenther@suse.de>
355 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
356 (true_dependence): If memrefs_conflict_p computes must-alias
357 trust it. Move TBAA check after offset-based disambiguation.
358 (canon_true_dependence): Likewise.
360 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
362 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
363 * doc/invoke.texi: Document it.
364 * var-tracking.c: Include toplev.h and params.h.
365 (vt_find_locations): Return bool indicating success. Compute
366 hash sizes unconditionally. Check new parameter, report.
367 (variable_tracking_main_1): Check vt_find_locations results and
368 retry. Renamed from...
369 (variable_tracking_main): ... this. New wrapper to preserve
370 flag_var_tracking_assignments.
371 * Makefile.in (var-tracking.o): Adjust dependencies.
373 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
374 Jakub Jelinek <jakub@redhat.com>
377 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
378 if weak_import attribute is present.
379 * config/darwin.c (machopic_select_section): Likewise.
381 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
383 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
384 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
385 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
386 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
388 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
390 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
393 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
394 Rewrite text to refer to the names.
396 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
398 * config/i386/i386-builtin-types.def
399 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
400 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
401 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
402 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
403 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
404 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
405 IX86_BUILTIN_VPERMIL2PS256.
406 (MULTI_ARG_4_DF2_DI_I): Defined.
407 (MULTI_ARG_4_DF2_DI_I1): Defined.
408 (MULTI_ARG_4_SF2_SI_I): Defined.
409 (MULTI_ARG_4_SF2_SI_I1): Defined.
410 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
411 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
412 __builtin_ia32_vpermil2ps256.
413 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
414 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
415 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
416 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
417 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
418 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
419 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
420 CODE_FOR_xop_vpermil2v8sf3.
421 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
422 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
423 * config/i386/xopintrin.h (_mm_permute2_pd): New.
424 (_mm256_permute2_pd): New.
425 (_mm_permute2_ps): New.
426 (_mm256_permute2_ps): New.
428 2010-02-15 Nick Clifton <nickc@redhat.com>
430 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
431 boolean parameters. Use emit_jump_insn when emitting a pop
432 instruction containing a return insn.
433 (push): Use 'true' rather than '1' as second parameter to F.
434 (h8300_expand_prologue): Likewise.
435 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
436 (h8300_expand_epilogue): Likewise.
438 2010-02-15 Richard Guenther <rguenther@suse.de>
441 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
444 2010-02-15 Nick Clifton <nickc@redhat.com>
446 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
449 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
451 * intl.c (fake_ngettext): New function.
452 * intl.h (fake_ngettext): Declare.
453 (ngettext): Define macro.
454 * collect2.c (notice_translated): New function.
455 (main): Use notice_translated and ngettext.
456 * collect2.h (notice_translated): Declare.
458 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
460 * reorg.c (delete_computation): Comment fixes.
461 * caller-save.c (setup_save_areas): Idem.
462 * sel-sched-dump.c (dump_lv_set): Idem.
465 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
467 * config/s390/s390.c (s390_sched_init): New function.
468 (TARGET_SCHED_INIT): Target hook defined.
470 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
471 Jack Howarth <howarth@bromo.med.uc.edu>
472 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
475 Partial revert of unintended change in fix for PR41605.
476 * config/darwin.h: Fix typo.
477 * config/darwin9.h: Same.
479 2010-02-11 Jakub Jelinek <jakub@redhat.com>
481 * c-pch.c (pch_init): Clear v.
483 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
486 * graphite-scop-detection.c (graphite_can_represent_scev): Call
487 graphite_can_represent_init for MULT_EXPR.
489 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
493 * graphite-sese-to-poly.c (remove_phi): New.
494 (translate_scalar_reduction_to_array): Call remove_phi.
496 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
499 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
500 * graphite-clast-to-gimple.h (gloog): Update declaration.
501 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
502 * graphite-poly.h (struct poly_bb): Add missing comments.
503 (struct scop): Add poly_scop_p field.
505 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
506 * graphite.c (graphite_transform_loops): Build the polyhedral
507 representation for each scop before code generation.
508 * sese.c (rename_variables_in_operand): Removed.
509 (rename_variables_in_expr): Return the renamed expression.
510 (rename_sese_parameters): New.
511 * sese.h (rename_sese_parameters): Declared.
513 2010-02-11 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/42998
516 * tree-ssa-pre.c (create_expression_by_pieces): Treat
517 POINTER_PLUS_EXPR properly.
519 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
520 Changpeng Fang <changpeng.fang@amd.com>
523 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
524 the cost of an IV candidate when the IV is used in a test against zero.
526 * gcc.dg/tree-ssa/ivopts-3.c: New.
528 2010-02-11 Richard Guenther <rguenther@suse.de>
531 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
532 pointer-vs-decl case by swapping refs. Handle some cases
533 of pointer-vs-decl disambiguations more conservatively.
534 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
535 to false after expanding.
537 2010-02-11 Richard Guenther <rguenther@suse.de>
540 * gcc.c (process_command): Handle LTO file@offset case more
543 2010-02-11 Jakub Jelinek <jakub@redhat.com>
545 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
546 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
548 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
550 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
551 if MEM's mode size isn't DWARF2_ADDR_SIZE.
552 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
553 Optimize eq/ne comparisons when both arguments are known to be
555 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
556 Don't mask operands unnecessarily if they are known to be already
559 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
561 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
564 2010-02-10 Richard Guenther <rguenther@suse.de>
566 PR tree-optimization/43017
567 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
568 for wrapping signed arithmetic.
570 2010-02-10 Jakub Jelinek <jakub@redhat.com>
573 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
574 if no debug info should be emitted for it.
576 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
578 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
579 note when flag_exceptions is set.
581 2010-02-10 Duncan Sands <baldrick@free.fr>
583 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
585 2010-02-10 Richard Guenther <rguenther@suse.de>
588 * tree.c (get_unwidened): Handle constants.
589 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
591 2010-02-10 Martin Jambor <mjambor@suse.cz>
594 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
595 check for variable argument counts independently.
597 2010-02-10 Christian Bruel <christian.bruel@st.com>
600 * config/sh/sh.c (find_barrier): Increase length for non delayed
601 conditional branches.
603 2010-02-10 Christian Bruel <christian.bruel@st.com>
605 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
607 2010-02-10 Jakub Jelinek <jakub@redhat.com>
609 * builtins.c (set_builtin_user_assembler_name): Also handle
610 ffs if int is smaller than word.
612 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
615 * ira-conflicts.c (get_dup): Remove.
616 (process_reg_shuffles): Add new parameter. Use it as an
617 additional guard for copy generation.
618 (add_insn_allocno_copies): Rewrite.
620 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
622 * common.opt (fsched2-use-traces): Preserved for backward
624 * doc/invoke.texi: Remove the documentation about option
626 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
627 flag_sched2_use_traces.
628 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
629 the backward compatibility flag section.
631 2010-02-09 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/43008
634 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
635 make HEAP variables initialized from global memory if they
636 are not known builtin functions.
637 (find_func_aliases): Adjust.
639 2010-02-09 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/43000
642 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
645 2010-02-08 Jakub Jelinek <jakub@redhat.com>
647 PR tree-optimization/42931
648 * tree-loop-linear.c (try_interchange_loops): Don't call
649 double_int_mul if estimated_loop_iterations failed.
651 2010-02-08 Martin Jambor <mjambor@suse.cz>
654 * tree-sra.c (build_accesses_from_assign): Do not mark in
655 should_scalarize_away_bitmap if stmt has volatile ops.
656 (sra_modify_assign): Do not process assigns piecemeal if if stmt
659 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
661 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
663 2010-02-07 Adam Nemet <adambnmet@gmail.com>
665 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
668 2010-02-07 Andrew Pinski <pinskia@gmail.com>
671 * df-core.c (df_finish_pass): Change type of saved_flags to int.
673 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
676 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
677 to unknown_dependence.
678 (graphite_legal_transform_dr): Handle the unknown_dependence.
679 (graphite_carried_dependence_level_k): Same.
681 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
683 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
685 2010-02-07 Richard Guenther <rguenther@suse.de>
688 * expr.c (get_inner_reference): Always initialize *pbitsize.
690 2010-02-07 Richard Guenther <rguenther@suse.de>
693 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
694 new ARRAY_REFs on variable size element or minimal index arrays.
696 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
697 gimple_fold_indirect_ref.
699 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
702 * arm.c (arm_override_options): Just return if the user has specified
705 2010-02-03 Jason Merrill <jason@redhat.com>
708 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
709 i386_pe_maybe_record_exported_symbol.
711 2010-02-05 Steve Ellcey <sje@cup.hp.com>
714 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
715 (pa_delegitimize_address): New function.
717 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
719 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
720 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
722 2010-02-05 Richard Guenther <rguenther@suse.de>
725 * lto-streamer-in.c (get_resolution): Deal with references
726 to undefined functions.
728 2010-02-05 Richard Guenther <rguenther@suse.de>
730 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
731 (fold_const_aggregate_ref): Likewise.
732 (ccp_fold_stmt): Substitute loads.
733 (maybe_fold_reference): Verify types before substituting.
735 (fold_gimple_assign): Unshare properly.
736 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
738 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
740 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
741 for rs6000_gen_cell_microcode.
743 2010-02-04 Richard Guenther <rguenther@suse.de>
745 PR rtl-optimization/42952
746 * dse.c (const_or_frame_p): Remove MEM handling.
748 2010-02-04 Nick Clifton <nickc@redhat.com>
750 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
751 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
752 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
753 (mn10300_asm_output_mi_thunk): New function.
754 (mn10300_can_output_mu_thunk): New function.
755 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
756 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
757 (FUNCTION_ARG): Delete incorrect comment.
759 2010-02-03 Jason Merrill <jason@redhat.com>
762 * fold-const.c (operand_equal_p): Handle erroneous types.
764 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
766 * config/h8300/h8300.md (can_delay): Fix attibute condition.
768 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
770 PR rtl-optimization/42941
771 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
774 2010-02-03 Jason Merrill <jason@redhat.com>
777 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
779 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
782 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
784 (cselib_reset_table): Renamed from...
785 (cselib_reset_table_with_next_value): ... this.
786 (cselib_get_next_uid): Renamed from...
787 (cselib_get_next_unknown_value): ... this.
788 * cselib.c (next_uid): Renamed from...
789 (next_unknown_value): ... this.
790 (cselib_clear_table): Adjust.
791 (cselib_reset_table): Adjust. Renamed from...
792 (cselib_reset_table_with_next_value): ... this.
793 (cselib_get_next_uid): Adjust. Renamed from...
794 (cselib_get_next_unknown_value): ... this.
795 (get_value_hash): Use hash.
796 (cselib_hash_rtx): Likewise.
797 (new_cselib_val): Adjust. Set and dump uid.
798 (cselib_lookup_mem): Pass next_uid as hash.
799 (cselib_subst_to_values): Likewise.
800 (cselib_log_lookup): Dump uid.
801 (cselib_lookup): Pass next_uid as hash. Adjust.
802 (cselib_process_insn): Adjust.
803 (cselib_init): Initialize next_uid.
804 (cselib_finish): Adjust.
805 (dump_cselib_table): Likewise.
806 * dse.c (canon_address): Dump value uid.
807 * print-rtl.c (print_rtx): Print value uid.
808 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
810 (dv_uid): New function, sort of renamed from...
811 (dv_htab_hash): ... this, reimplemented in terms of it and...
812 (dv_uid2hash): ... this. New.
813 (variable_htab_eq): Drop excess assertions.
814 (tie_break_pointers): Removed.
815 (canon_value_cmp): Compare uids.
816 (variable_post_merge_New_vals): Print uids.
817 (vt_add_function_parameters): Adjust.
818 (vt_initialize): Reset table. Adjust.
820 2010-02-03 Richard Guenther <rguenther@suse.de>
822 PR tree-optimization/42944
823 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
824 (call_may_clobber_ref_p_1): Likewise. Properly handle
825 malloc and calloc clobbering errno.
827 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
829 * doc/invoke.texi: Fix name of sched1 dump.
831 * opts.c (decode_options): Set flag_tree_switch_conversion
832 only conditionally on optimize >= 2.
834 * gcse.c: Assorted comment fixes in pass description.
836 2010-02-03 Anthony Green <green@moxielogic.com>
838 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
839 nop padding in order to maintain alignment of storage location of
840 target function address.
841 (moxie_trampoline_init): Store target function address at newly
843 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
845 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
847 2010-02-03 Richard Guenther <rguenther@suse.de>
850 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
852 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
854 * config.gcc: Reenable check for obsolete targets.
855 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
856 mips-sgi-irix6.[0-4]*.
858 2010-02-02 Nick Clifton <nickc@redhat.com>
860 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
861 constant size of 4 as being the same as 0.
862 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
863 can take values in the range 0..4.
865 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
868 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
869 as _darwin10_Unwind_FindEnclosingFunction().
870 * libgcc-libsystem.ver: New.
872 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
875 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
876 implicitly set registers.
878 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
880 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
881 (arm_override_options): Allow automatic selection of the thread
882 pointer register if thumb2.
883 (legitimize_pic_address): Improve code sequences for Thumb2.
884 (arm_call_tls_get_addr): Likewise.
885 (legitimize_tls_address): Likewise.
886 * arm.md (pic_load_addr_arm): Delete. Replace with ...
887 (pic_load_addr_32bit): ... this. New named pattern.
888 * thumb2.md (pic_load_addr_thumb2): Delete.
889 (pic_load_dot_plus_four): Delete.
890 (tls_load_dot_plus_four): New named pattern.
892 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
895 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
896 Document fix for TLS bug.
898 2010-01-31 Richard Guenther <rguenther@suse.de>
900 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
901 conservatively correct.
903 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
907 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
909 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
911 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
913 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
915 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
917 * config.gcc: Adjust order of makefile fragments for mingw targets.
919 2010-01-31 Richard Guenther <rguenther@suse.de>
922 * gimplify.c (gimplify_init_constructor): For volatile LHS
923 initialize a temporary.
925 2010-01-31 Matthias Klose <doko@ubuntu.com>
927 * configure.ac: Fix __stack_chk_fail check for cross builds configured
929 * configure: Regenerate.
931 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
933 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
934 the same alias set and their sizes different constantness.
935 (aliasing_component_refs_p): Revert 2009-10-24 change.
937 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
939 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
942 2010-01-29 Richard Guenther <rguenther@suse.de>
944 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
945 Assert we successfully updated the call.
947 2010-01-29 Jakub Jelinek <jakub@redhat.com>
949 PR rtl-optimization/42889
950 * df.h (df_set_bb_dirty_nonlr): New prototype.
951 * df-core.c (df_set_bb_dirty_nonlr): New function.
952 * df-scan.c (df_insn_rescan): Call it instead of
953 df_set_bb_dirty for DEBUG_INSNs.
955 2010-01-29 Richard Guenther <rguenther@suse.de>
958 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
959 quadratic behavior in most cases.
961 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
965 in the call to gen_x86_movsicc_0_m1.
967 2010-01-28 Richard Guenther <rguenther@suse.de>
969 PR tree-optimization/42871
970 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
972 2010-01-28 Richard Guenther <rguenther@suse.de>
974 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
977 2010-01-28 Richard Guenther <rguenther@suse.de>
980 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
981 the forwarder if the destination is an EH landing pad.
983 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
985 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
986 block list passed to gimple_duplicate_sese_tail.
987 (parallelize_loops): Avoid parallelization when the function
989 Avoid parallelization when the preheader is IRREDUCIBLE.
990 Try to optimize when estimated_loop_iterations_int is unresolved.
991 Add the loop's location to the dump file.
992 * tree-cfg.c (add_phi_args_after_redirect): Remove.
993 (gimple_duplicate_sese_tail): Remove the check for the latch.
994 Redirect nexits to the exit block.
995 Remove handling of the incoming edges to the latch.
996 Redirect the backedge from the copied latch to the exit bb.
998 2010-01-28 Michael Matz <matz@suse.de>
1001 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1002 Wrap force_reg into a sequence, emit it before user.
1004 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1006 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1008 (arm_legacy_rev): Likewise.
1009 (thumb_legacy_rev): Likewise.
1011 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1013 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1014 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1015 on MEM's address failed, try avoid_constant_pool_reference and
1016 recurse if it returned something different.
1017 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1018 address, try avoid_constant_pool_reference and recurse if it
1019 returned something different.
1020 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1021 address and avoid_constant_pool_reference returned something
1022 different, don't set have_address.
1024 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1027 * var-tracking.c (val_store): Add modified argument, obey it.
1029 (count_uses): Move down logging of main.
1030 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1031 don't need resolution.
1032 (emit_notes_in_bb): Likewise.
1034 2010-01-27 Richard Guenther <rguenther@suse.de>
1037 * tree-inline.c (remap_decl): Delay remapping of SSA name
1038 default definitions until we need them.
1040 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1042 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1043 (rs6000_delegitimize_address): New function.
1045 * config/s390/s390.c (s390_delegitimize_address): Call
1046 delegitimize_mem_from_attrs.
1049 * tree-inline.c (cannot_copy_type_1): Removed.
1050 (copy_forbidden): Don't forbid copying of functions containing
1051 records/unions with variable length fields.
1053 2010-01-27 Christian Bruel <christian.bruel@st.com>
1057 * config/sh/sh.c (find_barrier): Increase length for non delayed
1058 conditional branches.
1060 2010-01-27 Matthias Klose <doko@ubuntu.com>
1062 * configure.ac (gnu-unique-object): Fix ldd version check.
1063 * configure: Regenerate.
1065 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1067 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1069 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1070 Test for HAVE_GNU_AS value.
1072 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1074 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1075 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1076 INT64_TYPE): Define.
1077 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1078 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1079 INT_LEAST64_TYPE): Define.
1080 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1081 UINT_LEAST64_TYPE): Define.
1082 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1083 INT_FAST64_TYPE): Define.
1084 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1085 UINT_FAST64_TYPE): Define.
1086 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1087 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1088 (SIG_ATOMIC_TYPE): Define.
1090 2010-01-26 Richard Guenther <rguenther@suse.de>
1092 * df-scan.c (df_scan_set_bb_info): Remove assert.
1093 (df_insn_rescan_debug_internal): Merge asserts.
1094 (df_install_ref): Likewise.
1095 (df_mark_reg): Use bitmap_set_range.
1096 (df_hard_reg_used_p): Remove assert.
1097 (df_hard_reg_used_count): Likewise.
1099 2010-01-26 Richard Guenther <rguenther@suse.de>
1101 PR rtl-optimization/42685
1102 * web.c (web_main): Ignore DEBUG_INSNs.
1104 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1106 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1108 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1109 Fix types of fndecl and arglist parameters.
1111 2010-01-26 Richard Guenther <rguenther@suse.de>
1114 * tree-eh.c (unsplit_eh): Skip debug insns.
1116 2010-01-26 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/42250
1119 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1121 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1124 * omp-low.c (expand_omp_sections): Only use single_pred if
1125 l2_bb is single_pred_p.
1127 2010-01-25 Christian Bruel <christian.bruel@st.com>
1130 * config/sh/sh.c (find_barrier): Increase length for non delayed
1131 conditional branches.
1132 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1134 2010-01-24 David S. Miller <davem@davemloft.net>
1136 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1137 define if not using GAS.
1138 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1139 Likewise. Delete SECTION_MERGE code, which is only applicable
1142 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1145 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1146 mangling of va_list in system headers.
1148 2010-01-23 Toon Moene <toon@moene.org>
1150 * tree-predcom.c (combine_chains): Return NULL, not false.
1152 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1154 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1155 initialization of variable res to agree with return type.
1157 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1159 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1160 * tree-sra.c: Add include of expr.h.
1162 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1164 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1165 insert the debug stmt on the single non-EH edge from the stmt.
1167 2010-01-22 Richard Henderson <rth@redhat.com>
1170 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1171 the RHS until after generate_subtree_copies has insertted its
1172 code before the current statement.
1174 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1176 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1178 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1180 2010-01-21 Martin Jambor <mjambor@suse.cz>
1182 PR tree-optimization/42585
1183 * tree-sra.c (struct access): New field grp_total_scalarization.
1184 (dump_access): Dump the new field.
1185 (should_scalarize_away_bitmap): New variable.
1186 (cannot_scalarize_away_bitmap): Likewise.
1187 (sra_initialize): Allocate new bitmaps.
1188 (sra_deinitialize): Free new bitmaps.
1189 (create_access_1): New function.
1190 (create_access): Parts moved to create_access_1.
1191 (type_consists_of_records_p): New function.
1192 (completely_scalarize_record): Likewise.
1193 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1194 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1195 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1197 (analyze_all_variable_accesses): Completely scalarize small eligible
1200 2010-01-21 Martin Jambor <mjambor@suse.cz>
1202 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1204 2010-01-21 Andrew Haley <aph@redhat.com>
1206 * gcc.c (process_command): Move lang_specific_driver before
1207 setting cc_libexec_prefix.
1209 2010-01-21 Richard Guenther <rguenther@suse.de>
1212 * fold-const.c (negate_expr_p): Pretend only negative
1213 real constants are easily negatable.
1215 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1216 Jason Merrill <jason@redhat.com>
1218 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1219 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1220 * calls.c (initialize argument_information): Handle it.
1221 * c-common.c (handle_transparent_union_attribute): Use new name.
1222 * c-decl.c (finish_struct): Ditto.
1223 * c-typeck.c (type_lists_compatible_p): Ditto.
1224 (convert_for_assignment): Use new name and also handle record.
1225 * function.c (aggregate_value_p): Handle it.
1226 (pass_by_reference): Ditto.
1227 (assign_parm_data_types): Ditto.
1228 * print-tree.c (print_node): Ditto.
1229 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1230 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1231 * tree.c (first_field): New fn.
1233 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1236 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1237 even when linking statically, for now.
1239 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1242 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1243 without a cselib val.
1244 (count_uses): Accept MO_VAL_SET with no val on stores.
1245 (add_stores): Likewise.
1247 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1249 * var-tracking.c (check_value_val): Add a compile time assertion.
1250 (dv_is_decl_p): Simplify.
1251 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1252 gcc_assert if ENABLE_CHECKING.
1254 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1257 * var-tracking.c: Include tree-flow.h.
1258 (mem_dies_at_call): New.
1259 (dataflow_set_preserve_mem_locs): Use it.
1260 (dataflow_set_remove_mem_locs): Likewise.
1261 (dump_var): Renamed from dump_variable. Adjust all callers.
1262 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1263 * Makefile.in (var-tracking.o): Adjust deps.
1265 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1267 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1269 2010-01-20 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/42717
1272 * tree-ssa-dce.c (get_live_post_dom): Remove.
1273 (forward_edge_to_pdom): Take an arbitrary edge to copy
1274 degenerate PHI args from.
1275 (remove_dead_stmt): Use the first post-dominator even if it
1276 does not contain live statements as redirection destination.
1278 2010-01-20 Richard Guenther <rguenther@suse.de>
1280 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1282 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1284 * sel-sched.c (create_speculation_check): Remove set but not used
1286 (try_transformation_cache): Remove set but not used variable ds.
1287 (calculate_privileged_insns): Remove set but not used variables
1288 cur_insn and min_spec_insn.
1289 (find_best_expr): Remove set but not used variable avail_n.
1290 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1292 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1294 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1295 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1298 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1301 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1302 cpu types. Add support for *-sse3 cpu types.
1303 (x86_64-*-*): Ditto.
1305 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1308 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1309 argument, call initializer_constant_valid_p_1 instead of
1310 initializer_constant_valid_p, pass CACHE to it, return NULL
1311 immediately if first call returns NULL.
1312 (initializer_constant_valid_p_1): New function.
1313 (initializer_constant_valid_p): Use it.
1315 2010-01-20 Thomas Quinot <quinot@adacore.com>
1317 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1319 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1321 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1322 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1323 (loc_list_from_tree): Don't handle unsigned division. Handle
1324 signed modulo using DW_OP_{over,over,div,mul,minus}.
1325 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1326 modulo instead of signed.
1328 2010-01-20 DJ Delorie <dj@redhat.com>
1330 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1332 (h8300_emit_stack_adjustment): Propogate it.
1334 (h8300_expand_prologue): Likewise.
1335 (h8300_expand_epilogue): Likewise.
1337 2010-01-19 Michael Matz <matz@suse.de>
1339 PR tree-optimization/41783
1340 * tree-data-ref.c (toplevel): Include flags.h.
1341 (dump_data_dependence_relation): Also dump the inputs if the
1342 result will be unknown.
1343 (split_constant_offset_1): Look through some conversions.
1344 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1345 the offset from last element is too large.
1346 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1347 (reassociate_to_the_same_stmt): Handle vector registers.
1348 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1350 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1351 wide_prolog_niters argument, emit widening instructions.
1352 (vect_do_peeling_for_alignment): Adjust caller, use widened
1353 variant of the iteration cound.
1354 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1356 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1359 * config/arm/neon-testgen.m (emit_automatics): New parameter
1360 features. Adjust for Fixed_return_reg feature.
1361 (test_intrinsic): Call emit_automatics with new feature.
1362 * config/arm/neon.ml: Update copyright years.
1363 (features): New Fixed_return_reg feature.
1364 (ops): Update feature for Vget_low.
1366 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1368 PR tree-optimization/42719
1369 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1373 * fwprop.c (all_uses_available_at): Return false if def_set dest
1374 is a REG that is used in def_insn.
1376 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1378 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1380 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1383 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1385 * target.h (struct gcc_target) <secondary_reload>: Change type
1386 of last argument to secondary_reload_info *.
1388 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1391 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1392 memory references with unaligned offsets. Remove CQImode handling.
1393 (unaligned_memory_operand): Return 1 for memory references with
1394 unaligned offsets. Remove CQImode handling.
1396 2010-01-18 Richard Guenther <rguenther@suse.de>
1399 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1402 2010-01-18 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/42781
1405 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1406 restrict processing only if the original variable was artificial.
1408 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1410 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1411 find number of popped argument bytes.
1413 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1414 Fix the text that describes the return value for invalid insns.
1416 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1418 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1419 Clarify what 'cost of the -dependence' is. Fix quoting.
1421 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1422 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1424 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1426 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1427 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1429 2010-01-17 Richard Guenther <rguenther@suse.de>
1432 * function.c (split_complex_args): Take a VEC to modify.
1433 (assign_parms_augmented_arg_list): Build a VEC instead of
1434 a chain of PARM_DECLs.
1435 (assign_parms_unsplit_complex): Take a VEC of arguments.
1436 Do not fixup unmodified parms.
1437 (assign_parms): Deal with the VEC.
1438 (gimplify_parameters): Likewise.
1440 2010-01-17 Richard Guenther <rguenther@suse.de>
1442 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1443 node existence check.
1444 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1445 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1446 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1447 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1448 (gimple_execute_on_growing_pred): Likewise.
1450 2010-01-17 Richard Guenther <rguenther@suse.de>
1452 PR tree-optimization/42773
1453 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1454 (compute_antic_aux): Likewise.
1455 (compute_partial_antic_aux): Likewise.
1457 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1460 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1463 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1465 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1468 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1469 Fix markup for strict argument.
1471 (TARGET_SCHED_REORDER2): Fix argument types.
1473 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1474 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1476 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1477 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1479 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1482 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1483 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1484 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1485 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1486 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1488 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1490 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1492 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1493 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1495 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1497 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1500 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1502 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1503 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1505 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1507 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1509 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1510 referring to it. Fix language.
1512 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1514 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1516 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1518 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1520 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1521 '@var{stream}. Remove stray 'and'.
1523 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1525 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1527 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1529 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1530 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1532 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1533 Fix description of return value.
1534 Rename argument "sz" to "len."
1536 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1537 Clarify meaning of 'true' return value.
1539 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1541 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1542 rep_mode versus mode_rep.
1544 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1546 (TARGET_BUILTIN_DECL): Fix name.
1548 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1550 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1552 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1554 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1556 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1558 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1561 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1562 Rename argument tm_fn to md_fn.
1564 (TARGET_OPTION_PRINT): Fix argument list.
1566 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1569 * config/i386/i386.c (ix86_fixup_binary_operands):
1570 Revert FMA4 fixup of operands.
1572 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1575 * Makefile.in (write_entries_to_file, install-plugin):
1576 Use \012 instead of \n with tr.
1578 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1580 * configure.ac (HAVE_AS_REF): New C macro.
1581 * configure: Regenerate.
1582 * config.in: Likewise.
1583 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1585 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1588 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1590 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1592 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1594 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1596 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1598 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1600 (TARGET_BINDS_LOCAL_P): Fix argument type.
1602 (TARGET_ASM_FILE_END): Use prototype.
1604 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1606 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1608 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1610 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1612 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1613 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1615 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1616 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1618 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1619 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1620 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1621 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1623 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1625 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1627 (TARGET_INIT_BUILTINS): Use prototype.
1629 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1630 Put 'const char *' in braces. Fix parameter types.
1631 (TARGET_INVALID_CONVERSION): Fix parameter types.
1632 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1633 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1635 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1638 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1640 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1642 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1644 * doc/tm.texi (TARGET_HELP): Fix return type.
1646 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1647 in braces. Fix argument types.
1649 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1651 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1653 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1655 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1656 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1658 (TARGET_MANGLE_TYPE): Fix argument types.
1660 (TARGET_IRA_COVER_CLASSES): Use prototype.
1662 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1664 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1666 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1668 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1670 (TARGET_CALLEE_COPIES): Fix argument types.
1672 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1674 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1676 (TARGET_FUNCTION_VALUE): Fix argument types.
1678 (TARGET_RETURN_IN_MSB): Fix argument type.
1680 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1682 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1684 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1686 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1687 agree with return type.
1689 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1691 2010-01-15 Jing Yu <jingyu@google.com>
1693 PR rtl-optimization/42691
1694 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1695 a pseudo to a constant and are merged, and adjust comments.
1697 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1699 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1701 2010-01-15 Richard Guenther <rguenther@suse.de>
1704 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1705 labels of computed or non-local gotos to the destination.
1706 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1707 landing pad label is the first label.
1709 2010-01-15 Richard Guenther <rguenther@suse.de>
1711 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1713 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1716 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1717 to allow generation of the xssqrtdp instruction on power7.
1718 (sqrtdf2_fpr): Ditto.
1720 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1723 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1724 functions with noreturn attribute.
1727 * varasm.c (declare_weak): Add weak attribute to decl if it
1728 doesn't have one already.
1729 (assemble_external): Only add decls to weak_decls if they also
1730 have weak attribute.
1732 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1734 * var-tracking.c (var_reg_delete): Don't delete the association
1735 between REGs and values or one-part variables if the register
1738 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1741 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1742 because its first operand is a non-localized variable.
1744 2010-01-14 Martin Jambor <mjambor@suse.cz>
1746 PR tree-optimization/42706
1747 * tree-sra.c (encountered_recursive_call): New variable.
1748 (encountered_unchangable_recursive_call): Likewise.
1749 (sra_initialize): Initialize both new variables.
1750 (callsite_has_enough_arguments_p): New function.
1751 (scan_function): Call decl and flags check only for IPA-SRA, check
1752 whether there is a recursive call and whether it has enough arguments.
1753 (all_callers_have_enough_arguments_p): New function.
1754 (convert_callers): Look for recursive calls only when
1755 encountered_recursive_call is set.
1756 (ipa_early_sra): Bail out either if
1757 !all_callers_have_enough_arguments_p or
1758 encountered_unchangable_recursive_call.
1760 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1762 * sel-sched.c: Add 2010 to copyright years.
1763 * sel-sched-ir.c: Likewise.
1764 * sel-sched-ir.h: Likewise.
1766 2010-01-14 Martin Jambor <mjambor@suse.cz>
1768 PR tree-optimization/42714
1769 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1770 constructors specially.
1772 2010-01-14 Andi Kleen <ak@linux.intel.com>
1774 * config/i386/drivers-i386.c (detect_caches_intel):
1775 Add l2sizekb parameter and fill in.
1776 (host_detect_local_cpu): Add l2sizekb, fill in.
1777 Add Atom small cache heuristic.
1779 2010-01-14 Andi Kleen <ak@linux.intel.com>
1781 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1782 Add level3 parameter and fill in.
1783 (detect_caches_intel): Handle level3 cache.
1785 2010-01-14 Andi Kleen <ak@linux.intel.com>
1787 * config/i386/drivers-i386.c (host_detect_local_cpu):
1788 Fix core duo detection.
1790 2010-01-14 Andi Kleen <ak@linux.intel.com>
1792 * config/i386/drivers-i386.c (host_detect_local_cpu):
1795 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1797 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1798 (rs6000_variable_issue_1): this. Use...
1799 (rs6000_variable_issue): here. Reimplement. Print debug info.
1801 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1803 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1804 sel_restore_notes. Update all callers. Call reemit_notes
1807 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1809 PR rtl-optimization/42246
1810 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1813 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1815 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1816 all successors is the same as number of successors in current region.
1818 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1820 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1821 to rename is not separable. Otherwise check that its LHS is not NULL.
1823 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1825 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1827 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1829 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1830 available registers when failed to discover LHS register class.
1831 Fix indentation. Update comment.
1833 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1834 Alexander Monakov <amonakov@ispras.ru>
1836 PR rtl-optimization/42389
1837 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1839 (advance_state_on_fence): Likewise.
1840 (sel_target_adjust_priority): Print debug output only when
1841 sched_verbose >= 4, not 2.
1842 (get_expr_cost): Do not issue all unique insns on the next cycle.
1843 (fill_insns): Initialize can_issue_more from the value saved
1845 * sel-sched-ir.c (flist_add): New parameter issue_more.
1846 Init FENCE_ISSUE_MORE with it.
1847 (merge_fences): Likewise.
1848 (init_fences): Update call to flist_add.
1849 (add_to_fences, add_clean_fence_to_fences)
1850 (add_dirty_fence_to_fences): Likewise.
1851 (move_fence_to_fences): Update call to merge_fences.
1852 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1854 * sel-sched-ir.h (struct _fence): New field issue_more.
1855 (FENCE_ISSUE_MORE): New accessor macro.
1857 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1859 PR rtl-optimization/42388
1860 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1861 that have no predecessors nor successors. Do not call move_bb_info
1862 for empty blocks outside of current region.
1864 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1866 PR rtl-optimization/42294
1867 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1868 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1869 originators' originators.
1871 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1873 PR rtl-optimization/39453
1874 PR rtl-optimization/42246
1875 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1877 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1880 Alexander Monakov <amonakov@ispras.ru>
1883 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1884 (maybe_tidy_empty_bb): ... here. Make static. Add new
1885 argument. Update all callers.
1886 (tidy_control_flow): ... and here. Recompute topological order
1887 of basic blocks in region if necessary.
1888 (sel_redirect_edge_and_branch): Change return type. Return true
1889 if topological order might have been invalidated.
1890 (purge_empty_blocks): Export and move from...
1891 * sel-sched.c (purge_empty_blocks): ... here.
1892 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1893 (maybe_tidy_empty_bb): Delete prototype.
1894 (purge_empty_blocks): Declare.
1896 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1898 PR rtl-optimization/42249
1899 * sel-sched.c (try_replace_dest_reg): When chosen register
1900 and original register is the same, do not bail out early, but
1901 still check all original insns for validity of replacing destination
1902 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1905 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1908 Port from no-undefined-overflow branch:
1909 2009-03-09 Richard Guenther <rguenther@suse.de>
1911 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1913 2010-01-14 Richard Guenther <rguenther@suse.de>
1916 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1918 2010-01-14 Ira Rosen <irar@il.ibm.com>
1920 PR tree-optimization/42709
1921 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1922 as scalar type in creation of constant vector operand.
1924 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1927 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1928 (check-parallel-%): Match `testsuite' directory component only
1931 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1933 PR translation/39521
1934 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1937 2010-01-13 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/42730
1940 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1943 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1946 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1947 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1950 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1952 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1953 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1954 ___umulsi3_highpart.
1956 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1957 rather than schedule_insns if the pass is enabled.
1959 2010-01-13 Martin Jambor <mjambor@suse.cz>
1961 PR tree-optimization/42704
1962 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1965 2010-01-13 Martin Jambor <mjambor@suse.cz>
1967 PR tree-optimization/42703
1968 * tree-sra.c (analyze_access_subtree): Check that we can build a
1969 reference to the original data within the aggregate.
1971 2010-01-13 Richard Guenther <rguenther@suse.de>
1973 PR tree-optimization/42705
1974 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1976 2010-01-13 Richard Guenther <rguenther@suse.de>
1979 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1981 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1984 * var-tracking.c (values_to_unmark): New variable.
1985 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1986 values_to_unmark vector. Moved body to...
1987 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1988 instead queue it into values_to_unmark vector.
1989 (vt_find_locations): Free values_to_unmark vector.
1991 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1993 * config/s390/s390.c (override_options): Set
1994 default of max-pending-list-length to 256
1996 2010-01-13 Richard Guenther <rguenther@suse.de>
1999 * tree-pass.h (PROP_gimple_lcx): New.
2000 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2001 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2002 before the final cleanup_eh.
2003 (dump_properties): Dump PROP_gimple_lcx.
2004 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2005 (tree_lower_complex_O0): Remove.
2006 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2007 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2008 tree_lower_complex, schedule TODO_update_ssa.
2009 * lto-streamer-out.c (output_function): Stream the functions
2011 * lto-streamer-in.c (input_function): Likewise.
2012 (lto_read_body): Do not override them here.
2014 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2017 * c-typeck.c (build_c_cast): Fold value cast to union type before
2018 wrapping it in a CONSTRUCTOR.
2020 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2022 PR rtl-optimization/42699
2023 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2026 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2028 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2029 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2030 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2031 SUBTARGET_WARN_UNUSED_SPEC): ... here
2032 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2034 2010-01-12 Julian Brown <julian@codesourcery.com>
2036 * config/arm/neon-schedgen.ml (Utils): Don't try to
2037 open missing module.
2038 (find_with_result): New.
2040 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2043 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2044 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2046 PR tree-optimization/42645
2047 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2048 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2049 decl_map, set processing_debug_stmt to -1 and return name without
2052 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2054 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2055 binutils version, and reword target configuration description.
2057 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2059 * config/avr/avr.h (LINKER_NAME): Remove.
2061 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2064 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2065 that support VSX, warn for -mno-altivec if vsx is not disabled,
2068 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2069 Shujing Zhao <pearly.zhao@oracle.com>
2071 PR translation/42469
2072 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2073 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2074 character between option name and help text.
2075 * c.opt (imultilib): Likewise.
2077 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2079 * lto-streamer-out.c (output_unreferenced_globals): Output static
2082 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2084 PR rtl-optimization/42621
2085 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2086 optimizing for size.
2087 (duplicate_computed_gotos): Remove now-redundant check.
2089 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2092 * configure.ac: Save and restore LDFLAGS and LIBS
2093 * configure: Regenerate.
2095 2010-01-10 Richard Guenther <rguenther@suse.de>
2098 * builtins.c (fold_builtin_strlen): Add type argument and
2099 convert the resulting length to it.
2100 (fold_builtin_1): Adjust.
2102 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2104 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2105 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2107 (num_insns_constant_wide): Adjust for that change.
2109 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2112 * web.c (union_defs): Add used argument, to combine uses of
2114 (entry_register): Adjust type and tests of used argument.
2115 (web_main): Widen used for new use. Pass it to union_defs.
2116 * df.h (union_defs): Adjust prototype.
2118 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2121 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2122 uses in new incoming argument. Free body.
2123 (reset_debug_uses_in_loop): New.
2124 (analyze_insn_to_expand_var): Call the latter if the former found
2125 anything. Fix whitespace. Reject invalid dest overlaps before
2126 going through all insns in the loop.
2128 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2131 * haifa-sched.c (dying_use_p): Debug insns don't count.
2133 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2136 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2137 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2138 (verify_gimple_call): Reject LHS in noreturn calls.
2140 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2144 * tree-vect-loop-manip.c (adjust_info): New type.
2145 (adjust_vec): New pointer to vector.
2146 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2147 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2148 (slpeel_update_phis_for_duplicate_loop): Use them.
2149 (slpeel_update_phi_nodes_for_guard1): Likewise.
2150 (slpeel_update_phi_nodes_for_guard2): Likewise.
2151 (slpeel_tree_peel_loop_to_edge): Likewise.
2152 (vect_update_ivs_after_vectorizer): Likewise.
2154 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2156 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2157 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2159 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2161 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2162 bogus uninitialized warning.
2164 2010-01-09 Richard Guenther <rguenther@suse.de>
2167 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2168 the evolution is compatible with the initial condition.
2170 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2172 * gcc.c (process_command): Update copyright notice dates.
2173 * gcov.c (print_version): Likewise.
2174 * gcov-dump.c (print_version): Likewise.
2175 * mips-tfile.c (main): Likewise.
2176 * mips-tdump.c (main): Likewise.
2178 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2181 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2183 (rotlhi3_8): Delete.
2185 (rotlsi3_8): Delete.
2186 (rotlsi3_16): Delete.
2187 (rotlsi3_24): Delete.
2189 (*rotw<mode>3): New.
2190 (*rotb<mode>3): New.
2191 * config/avr/avr.c (avr_rotate_bytes): New function.
2192 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2194 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2197 * configure.ac: Modify -rdynamic check.
2198 * configure: Regenerate.
2200 2010-01-08 DJ Delorie <dj@redhat.com>
2202 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2203 register popping order.
2205 2010-01-08 Richard Guenther <rguenther@suse.de>
2208 * c.opt (fsigned-char): Also let LTO handle this option.
2209 (funsigned-char): Likewise.
2211 2010-01-07 Richard Guenther <rguenther@suse.de>
2213 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2214 (gimple_op): Likewise.
2215 (gimple_op_ptr): Likewise.
2216 (gimple_assign_set_lhs): Remove gcc_assert.
2217 (gimple_assign_set_rhs1): Likewise.
2218 (gimple_assign_set_rhs2): Likewise.
2219 (gimple_call_set_lhs): Likewise.
2220 (gimple_call_set_fn): Likewise.
2221 (gimple_call_set_fndecl): Likewise.
2222 (gimple_call_fndecl): Likewise.
2223 (gimple_call_return_type): Likewise.
2224 (gimple_call_set_chain): Likewise.
2225 (gimple_call_num_args): Likewise.
2226 (gimple_call_set_arg): Likewise.
2227 (gimple_cond_set_code): Likewise.
2228 (gimple_cond_set_lhs): Likewise.
2229 (gimple_cond_set_rhs): Likewise.
2230 (gimple_cond_set_true_label): Likewise.
2231 (gimple_cond_set_false_label): Likewise.
2232 (gimple_label_set_label): Likewise.
2233 (gimple_goto_set_dest): Likewise.
2234 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2235 (gimple_debug_bind_get_value): Likewise.
2236 (gimple_debug_bind_get_value_ptr): Likewise.
2237 (gimple_debug_bind_set_var): Likewise.
2238 (gimple_debug_bind_set_value): Likewise.
2239 (gimple_debug_bind_reset_value): Likewise.
2240 (gimple_debug_bind_has_value_p): Likewise.
2241 (gimple_return_retval_ptr): Remove gcc_assert.
2242 (gimple_return_retval): Likewise.
2243 (gimple_return_set_retval): Likewise.
2244 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2245 (safe_referenced_var_iterator): Remove.
2246 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2247 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2248 (fill_referenced_var_vec): Remove.
2249 (first_readonly_imm_use): Remove redundant gcc_assert.
2250 (phi_arg_index_from_use): Combine gcc_asserts.
2251 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2252 (first_imm_use_stmt): Remove redundant gcc_assert.
2253 * tree-cfg.c (verify_gimple_call): Verify function and chain
2254 operands. Verify arguments.
2255 (verify_types_in_gimple_stmt): Verify condition code and labels.
2257 2010-01-07 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/42641
2260 * sese.c (rename_map_elt_info): Use the SSA name version, do
2263 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2265 PR tree-optimization/42625
2266 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2267 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2269 2010-01-07 Duncan Sands <baldrick@free.fr>
2271 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2273 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2276 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2277 note itself is not function_invariant_p.
2279 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2281 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2282 Do not add the DF_NOTE problem.
2283 * store-motion.c (execute_rtl_store_motion): Likewise.
2285 2010-01-07 Martin Jambor <mjambor@suse.cz>
2287 PR tree-optimization/42157
2288 * tree-sra.c (compare_access_positions): Stabilize sort if both
2289 accesses have integer types, return zero immediately if they are the
2292 2010-01-06 Richard Henderson <rth@redhat.com>
2295 * haifa-sched.c (add_to_note_list): Merge into ...
2296 (concat_note_lists): ... here, and ...
2297 (unlink_other_notes, rm_other_notes): Merge into...
2298 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2299 NOTE_INSN_EPILOGUE_BEG.
2301 2010-01-06 Richard Guenther <rguenther@suse.de>
2303 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2304 not inline regular functions into always-inline functions.
2306 2010-01-06 Nick Clifton <nickc@redhat.com>
2308 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2309 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2311 (OVERRIDE_OPTIONS): Delete.
2312 (OPTIMIZATION_OPTIONS): Define.
2313 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2314 * config/rx/rx.c (rx_handle_option): Issue an error message if
2315 -mcpu=rx200 and -fpu are used together.
2316 (rx_set_optimization_options): New function. Issue an error
2317 message if an optimization attribute attempts to reset the FPU/
2318 math optimization pairing.
2319 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2320 * config/rx/rx.opt: Set the default to 32-bit doubles.
2321 * config/rx/t-rx: Add multilibs for -nofpu option.
2322 * doc/invoke.texi: Update documentation of RX options.
2324 2010-01-06 Richard Guenther <rguenther@suse.de>
2326 * tree-ssa-pre.c (name_to_id): New global.
2327 (alloc_expression_id): Simplify SSA name handling.
2328 (lookup_expression_id): Likewise.
2329 (init_pre): Zero name_to_id.
2330 (fini_pre): Free it.
2332 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2334 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2336 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/i386/sse.md (smaxv2di3): New.
2340 (umaxv2di3): Likewise.
2341 (sminv2di3): Likewise.
2342 (uminv2di3): Likewise.
2344 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2347 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2348 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2349 (legitimize_tls_address): Likewise.
2350 (sparc_tls_referenced_p): Likewise.
2351 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2352 and adjust calls to legitimize_pic_address.
2353 (legitimate_constant_p) Use sparc_tls_referenced_p.
2354 (legitimate_pic_operand_p): Likewise.
2355 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2356 (sparc_tls_symbol_ref_1): Delete.
2357 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2358 (legitimize_tls_address): Make static, handle CONST patterns.
2359 (legitimize_pic_address): Make static, remove unused parameter and
2360 adjust recursive calls.
2361 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2362 and adjust call to legitimize_pic_address.
2363 (sparc_output_mi_thunk): Likewise.
2365 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2366 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2370 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2371 operands to make them signed.
2374 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2377 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2378 GTU to GT for V4SI and V2DI.
2380 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2381 (umin<mode>3): Removed.
2383 (uminv4si3): Likewise.
2385 2010-01-05 Martin Jambor <mjambor@suse.cz>
2387 PR tree-optimization/42462
2388 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2389 current_function_decl to helper functions and macros.
2391 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2394 * flags.h: Don't include real.h.
2395 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2396 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2397 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2398 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2399 * dominance.c: Update copyright.
2400 * gimple.c (walk_gimple_op): Remove inline.
2401 * tree-ssa-reassoc.c: Include real.h.
2402 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2403 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2405 2010-01-05 Nick Clifton <nickc@redhat.com>
2407 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2408 register to push into the stack frame when the accumulator has to
2409 be saved during interrupts.
2411 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2413 * doc/invoke.texi: Remove the documentation about option
2415 * common.opt (Wunreachable-code): Preserved for backward
2417 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2418 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2419 the backward compatibility flag section.
2421 2010-01-05 Richard Guenther <rguenther@suse.de>
2423 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2425 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2428 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2430 PR tree-optimization/42508
2431 * tree-sra.c (convert_callers): Check for recursive call
2432 by comparing cgraph nodes instead of decls.
2433 (modify_function): Call ipa_modify_formal_parameters also
2434 on all same_body aliases.
2436 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2437 cgraph nodes when checking for same_body aliases.
2439 2010-01-05 Richard Guenther <rguenther@suse.de>
2441 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2442 allocation and lookup.
2443 (get_or_alloc_expr_for_constant): Likewise.
2444 (phi_translate): Sink allocation.
2446 2010-01-04 Richard Guenther <rguenther@suse.de>
2448 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2449 a new entry only if needed.
2450 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2451 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2453 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2455 (phi_translate): Handle CONSTANTs early.
2457 2010-01-04 Martin Jambor <mjambor@suse.cz>
2459 PR tree-optimization/42398
2460 * tree-sra.c (struct access): Removed flag grp_different_types.
2461 (dump_access): Do not dump the removed flag.
2462 (sort_and_splice_var_accesses): Do not set the removed flag.
2463 (sra_modify_expr): Check for type compatibility directly.
2465 2010-01-04 Martin Jambor <mjambor@suse.cz>
2467 PR tree-optimization/42366
2468 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2469 edges with variable number of parameters.
2470 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2471 flag instead of asserting it.
2472 (ipa_read_node_info): Read uses_analysis_done flag.
2474 2010-01-04 Richard Guenther <rguenther@suse.de>
2476 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2477 iterative_hash_* as intended.
2478 (vn_reference_compute_hash): Likewise. Simplify hashing
2480 (vn_reference_lookup_2): Likewise.
2481 (vn_nary_op_compute_hash): Likewise.
2482 (vn_phi_compute_hash): Likewise.
2483 (expressions_equal_p): Remove strange code.
2484 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2485 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2486 (bitmap_insert_into_set_1): Take value-id as parameter.
2487 (add_to_value): Pass it.
2488 (bitmap_insert_into_set): Likewise.
2489 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2491 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2494 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2495 (do_self_spec): For switches with SWITCH_IGNORE set set also
2496 SWITCH_IGNORE_PERMANENTLY.
2497 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2500 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2502 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2503 tree of an unreferenced global var.
2505 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2509 GTU to GT for V4SI and V2DI.
2511 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2512 (umin<mode>3): Removed.
2514 (uminv4si3): Likewise.
2516 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2519 * collect2.c (main): Turn on trace in collect2 if -v is passed
2522 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2524 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2525 description of expression operand.
2527 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2529 * configure.ac: Add install-html to target_list for Make-hooks.
2530 * configure: Regenerate.
2531 * fortran/Make-lang.in (F95_HTMLFILES): New.
2532 (fortran.html): Use it.
2533 (fortran.install-html): New.
2534 * Makefile.in (install-html): Add lang.install-html.
2535 * java/Make-lang.in (JAVA_HTMLFILES): New.
2536 (java.html): Use it.
2537 (java.install-html): New.
2538 * objc/Make-lang.in (objc.install-html): New.
2539 * objcp/Make-lang.in (obj-c++.install-html): New.
2540 * cp/Make-lang.in (c++.install-html): New.
2541 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2542 * lto/Make-lang.in (lto.install-html): New.
2544 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2547 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2549 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2551 PR rtl-optimization/41862
2552 * store-motion.c (store_killed_in_insn, compute_store_table,
2553 remove_reachable_equiv_notes, replace_store_insn,
2554 build_store_vectors): Ignore all DEBUG_INSNs.
2556 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2559 * common.opt: Add dumpdir.
2561 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2563 (option_map): Add --dumpdir.
2565 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2567 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2569 * opts.c (decode_options): Try dump_dir_name first if
2570 dump_base_name isn't an absolute path.
2571 (common_handle_option): Handle OPT_dumpdir.
2573 * toplev.c (dump_dir_name): New.
2574 (print_switch_values): Also ignore -dumpdir.
2576 * toplev.h (dump_dir_name): New.
2578 2010-01-03 Richard Guenther <rguenther@suse.de>
2580 PR tree-optimization/42589
2581 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2582 double-word expansion of bswap32.
2584 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2586 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2587 with BLOCK_FOR_INSN.
2588 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2589 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2590 noce_process_if_block): Likewise.
2591 * gcse.c (compute_local_properties, insert_expr_in_table,
2592 insert_set_in_table, canon_list_insert, find_avail_set,
2593 pre_insert_copy_insn): Likewise.
2595 * basic-block.h (BLOCK_NUM): Move from here...
2596 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2598 2010-01-03 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/42438
2601 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2602 contains_may_not_return_call flag.
2603 (BB_MAY_NOTRETURN): New.
2604 (valid_in_sets): Trapping nary operations are not valid
2605 in blocks that may not return.
2606 (insert_into_preds_of_block): Remove check for trapping expressions.
2607 (compute_avail): Compute also BB_MAY_NOTRETURN.
2609 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2611 * doc/invoke.texi: Add 2010 to copyright years.
2613 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2615 * config/sparc/sparc.c: Fix formatting nits.
2617 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2618 Alexander Monakov <amonakov@ispras.ru>
2620 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2622 2010-01-02 Richard Guenther <rguenther@suse.de>
2625 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2626 (simplify_switch_using_ranges): Mark to be removed edges
2629 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2631 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2633 * collect2.c (scan_libraries): Add missing argument in call to
2636 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2639 * config/alpha/predicates.md (aligned_memory_operand): Return false
2641 (unaligned_memory_operand): Return true for CQImode.
2642 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2643 doesn not cross aligned SImode word boundary.
2645 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2647 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2649 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2650 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2652 2010-01-02 Richard Guenther <rguenther@suse.de>
2655 * toplev.c (compile_file): Emit LTO marker properly. Change
2657 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2659 2010-01-01 Richard Guenther <rguenther@suse.de>
2662 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2664 2010-01-01 Richard Guenther <rguenther@suse.de>
2667 * c-decl.c (grokdeclarator): For zero-size arrays force
2668 structural equality checks as layout_type does.
2670 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2672 * builtins.c: Update copyright to 2010.
2674 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2677 * lto-streamer-out.c (produce_asm): Revert the last change.
2678 (copy_function): Likewise.
2680 * lto-streamer.c (lto_get_section_name): Skip any leading
2683 2010-01-01 Richard Guenther <rguenther@suse.de>
2686 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2690 Copyright (C) 2010 Free Software Foundation, Inc.
2692 Copying and distribution of this file, with or without modification,
2693 are permitted in any medium without royalty provided the copyright
2694 notice and this notice are preserved.
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