1 2010-02-23 Jason Merrill <jason@redhat.com>
4 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5 in cfun->local_decls even if they have register types.
8 * stor-layout.c (place_field): Don't warn about unnecessary
9 DECL_PACKED if the type is packed.
11 2010-02-23 Jakub Jelinek <jakub@redhat.com>
14 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
15 GOTOFF relocs, even when the base reg isn't pic pointer.
17 2010-02-23 Michael Matz <matz@suse.de>
20 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
21 (expand_gimple_basic_block): Generate and use debug temps if there
22 are debug uses left after the last real use of TERed ssa names.
23 Unlink debug immediate uses when they are expanded.
25 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
28 * config/i386/i386.c (override_options): Reorganise to provide
29 better error messages.
31 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
34 * graphite-scop-detection.c (create_single_exit_edge): Move
35 the call to find_single_exit_edge to....
36 (create_sese_edges): ...here. Don't handle multiple edges
38 (build_graphite_scops): Don't handle multiple edges
41 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
44 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
45 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
47 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
50 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
52 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
55 * c-typeck.c (convert_arguments): Print declaration location.
56 * c-common.c (validate_nargs): Rename as
57 builtin_function_validate_nargs.
58 (check_builtin_function_arguments): Update.
60 2010-02-22 Richard Guenther <rguenther@suse.de>
63 * tree-inline.c (declare_return_variable): Use the type of
64 the call stmt lhs if available.
66 2010-02-22 Duncan Sands <baldrick@free.fr>
68 * passes.c (register_pass): Always consider all pass lists when
69 ref_pass_instance_number is zero.
71 2010-02-22 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/42749
74 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
75 parameter. Do arithmetic in the original type.
76 (update_accumulator_with_ops): Likewise.
77 (adjust_accumulator_values): Adjust.
79 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
81 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
82 (QI to BLKmode splitter): New splitter.
84 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
86 * config/i386/i386.c (initial_ix86_tune_features): Turn on
87 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
89 2010-02-22 Richard Guenther <rguenther@suse.de>
91 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
93 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
95 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
96 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
97 ($(T)crti.o, $(T)crtn.o): Remove rules.
99 2010-02-21 Tobias Burnus <burnus@net-b.de>
102 * doc/invoke.texi (-fassociative-math): Document that this
103 option is automatically enabled for Fortran.
105 2010-02-20 David S. Miller <davem@davemloft.net>
107 * configure.ac: Test if linker and assembler properly support
108 GOTDATA_OP relocations.
109 * configure: Rebuild.
110 * config.in: Likewise.
111 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
112 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
113 (movsi_high_pic): Likewise.
114 (movdi_lo_sum_pic): Likewise.
115 (movdi_high_pic): Likewise.
116 (movsi_pic_gotdata_op): New pattern.
117 (movdi_pic_gotdata_op): Likewise.
118 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
119 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
121 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
126 (xop_mulv2div2di3_high): Ditto.
128 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
131 * c.opt (Wconversion-null): New option.
132 * doc/invoke.texi (Wconversion-null): Document.
134 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
136 * common.opt (Wlarger-than-): Add Undocumented.
138 2010-02-19 Mike Stump <mikestump@comcast.net>
140 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
142 2010-02-19 Jason Merrill <jason@redhat.com>
145 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
146 * configure: Likewise.
148 2010-02-20 Alan Modra <amodra@gmail.com>
151 * cgraph.h (cgraph_make_decl_local): Declare.
152 * cgraph.c (cgraph_make_decl_local): New function.
153 (cgraph_make_node_local): Use it.
154 * cgraphunit.c (cgraph_function_versioning): Likewise.
155 * ipa.c (function_and_variable_visibility): Likewise.
157 2010-02-19 Jakub Jelinek <jakub@redhat.com>
160 * except.c (sjlj_emit_function_enter): Don't call
161 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
163 * rtl.h (add_reg_br_prob_note): Remove prototype.
165 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
168 * c-common.c (conversion_warning): Remove widening conversions
169 before checking the conversion of integers to reals.
171 2010-02-19 Mike Stump <mikestump@comcast.net>
174 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
177 * cgraphunit.c (process_function_and_variable_attributes): Check
178 DECL_PRESERVE_P instead of looking up attribute "used".
179 * ipa-pure-const.c (check_decl): Likewise.
180 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
181 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
182 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
183 instead of attribute "used".
184 * config/sol2-c.c (solaris_pragma_init): Likewise.
185 (solaris_pragma_fini): Likewise.
187 2010-02-19 Jakub Jelinek <jakub@redhat.com>
189 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
190 Use XCNEW instead of xcalloc.
191 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
192 XNEW instead of xmalloc.
193 (get_fields): Use XNEWVEC instead of xmalloc.
196 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
198 (create_new_general_access): For debug stmts just reset value.
199 (get_stmt_accesses): For accesses within debug stmts just record them
200 using add_access_to_acc_sites instead of preventing the peeling or
201 counting them as accesses.
204 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
206 2010-02-19 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/42916
209 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
212 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
214 * configure.ac: Replace all uses of changequote in macro arguments
217 2010-02-19 Jakub Jelinek <jakub@redhat.com>
220 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
222 2010-02-19 Richard Guenther <rguenther@suse.de>
224 PR tree-optimization/42944
225 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
226 test for aliasing with errno.
228 2010-02-19 Jakub Jelinek <jakub@redhat.com>
231 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
232 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
233 * dojump.c: Include output.h.
234 (inv): New inline function.
235 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
236 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
237 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
238 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
239 argument, pass it down to other calls.
240 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
241 add REG_BR_PROB note to the conditional jump.
242 * cfgexpand.c (add_reg_br_prob_note): Removed.
243 (expand_gimple_cond): Don't call it, add the probability
244 as last argument to jumpif_1/jumpifnot_1.
245 * Makefile.in (dojump.o): Depend on output.h.
246 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
248 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
249 * stmt.c (do_jump_if_equal): Likewise.
250 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
251 * loop-unswitch.c (compare_and_jump_seq): Likewise.
252 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
254 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
255 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
257 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
259 (store_expr): Adjust jumpifnot caller.
260 (store_constructor): Adjust jumpif caller.
263 * gimplify.c (gimple_boolify): For __builtin_expect call
264 gimple_boolify also on its first argument.
266 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
268 * configure.ac (gnu-unique-object): Wrap regexps using [] in
270 (__stack_chk_fail): Ditto. Remove quadrigraphs.
271 * configure: Regenerated.
273 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
275 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
276 lang_hooks.types_compatible_p instead of comptypes.
278 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
280 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
281 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
282 if __prefer_thumb__ is defined.
284 2010-02-18 Martin Jambor <mjambor@suse.cz>
286 PR tree-optimization/43066
287 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
288 array with zero-sized element type.
290 2010-02-18 Jakub Jelinek <jakub@redhat.com>
292 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
293 rtx, allocate struct var_loc_node here and return it to the
294 caller, and only if it is actually needed.
295 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
296 move it earlier and return immediately if it returns NULL.
298 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
300 * config/sparc/gas.h: New file. Restore
301 TARGET_ASM_NAMED_SECTION to its ELF default.
302 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
304 * config/sparc/sparc.c (sparc_elf_asm_named_section):
305 Likewise. Add ATTRIBUTE_UNUSED to prototype.
306 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
309 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
311 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
313 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
315 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
316 patterns from predicated pattern.
318 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
322 for insn mnemonic suffix.
324 2010-02-17 Richard Guenther <rguenther@suse.de>
326 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
329 2010-02-17 Jakub Jelinek <jakub@redhat.com>
332 * caller-save.c (save_call_clobbered_regs): If BB ends with
333 a DEBUG_INSN, move any notes in between last real insn and the last
334 DEBUG_INSN after the last DEBUG_INSN.
336 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
338 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
339 Fix return type. Fix argument type. Explain meaning of return value.
341 2010-02-16 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/41043
344 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
345 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
347 (vrp_visit_phi_node): ... but only for loop PHI nodes.
349 2010-02-16 Ira Rosen <irar@il.ibm.com>
351 PR tree-optimization/43074
352 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
353 * tree-vect-loop.c (vect_analyze_loop_operations): Add
354 vectorizable cycles in hybrid SLP check.
355 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
357 2010-02-16 Richard Guenther <rguenther@suse.de>
359 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
360 (true_dependence): If memrefs_conflict_p computes must-alias
361 trust it. Move TBAA check after offset-based disambiguation.
362 (canon_true_dependence): Likewise.
364 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
366 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
367 * doc/invoke.texi: Document it.
368 * var-tracking.c: Include toplev.h and params.h.
369 (vt_find_locations): Return bool indicating success. Compute
370 hash sizes unconditionally. Check new parameter, report.
371 (variable_tracking_main_1): Check vt_find_locations results and
372 retry. Renamed from...
373 (variable_tracking_main): ... this. New wrapper to preserve
374 flag_var_tracking_assignments.
375 * Makefile.in (var-tracking.o): Adjust dependencies.
377 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
378 Jakub Jelinek <jakub@redhat.com>
381 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
382 if weak_import attribute is present.
383 * config/darwin.c (machopic_select_section): Likewise.
385 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
387 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
388 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
389 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
390 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
392 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
394 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
397 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
398 Rewrite text to refer to the names.
400 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
402 * config/i386/i386-builtin-types.def
403 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
404 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
405 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
406 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
407 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
408 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
409 IX86_BUILTIN_VPERMIL2PS256.
410 (MULTI_ARG_4_DF2_DI_I): Defined.
411 (MULTI_ARG_4_DF2_DI_I1): Defined.
412 (MULTI_ARG_4_SF2_SI_I): Defined.
413 (MULTI_ARG_4_SF2_SI_I1): Defined.
414 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
415 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
416 __builtin_ia32_vpermil2ps256.
417 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
418 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
419 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
420 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
421 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
422 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
423 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
424 CODE_FOR_xop_vpermil2v8sf3.
425 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
426 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
427 * config/i386/xopintrin.h (_mm_permute2_pd): New.
428 (_mm256_permute2_pd): New.
429 (_mm_permute2_ps): New.
430 (_mm256_permute2_ps): New.
432 2010-02-15 Nick Clifton <nickc@redhat.com>
434 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
435 boolean parameters. Use emit_jump_insn when emitting a pop
436 instruction containing a return insn.
437 (push): Use 'true' rather than '1' as second parameter to F.
438 (h8300_expand_prologue): Likewise.
439 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
440 (h8300_expand_epilogue): Likewise.
442 2010-02-15 Richard Guenther <rguenther@suse.de>
445 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
448 2010-02-15 Nick Clifton <nickc@redhat.com>
450 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
453 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
455 * intl.c (fake_ngettext): New function.
456 * intl.h (fake_ngettext): Declare.
457 (ngettext): Define macro.
458 * collect2.c (notice_translated): New function.
459 (main): Use notice_translated and ngettext.
460 * collect2.h (notice_translated): Declare.
462 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
464 * reorg.c (delete_computation): Comment fixes.
465 * caller-save.c (setup_save_areas): Idem.
466 * sel-sched-dump.c (dump_lv_set): Idem.
469 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
471 * config/s390/s390.c (s390_sched_init): New function.
472 (TARGET_SCHED_INIT): Target hook defined.
474 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
475 Jack Howarth <howarth@bromo.med.uc.edu>
476 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
479 Partial revert of unintended change in fix for PR41605.
480 * config/darwin.h: Fix typo.
481 * config/darwin9.h: Same.
483 2010-02-11 Jakub Jelinek <jakub@redhat.com>
485 * c-pch.c (pch_init): Clear v.
487 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
490 * graphite-scop-detection.c (graphite_can_represent_scev): Call
491 graphite_can_represent_init for MULT_EXPR.
493 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
497 * graphite-sese-to-poly.c (remove_phi): New.
498 (translate_scalar_reduction_to_array): Call remove_phi.
500 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
503 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
504 * graphite-clast-to-gimple.h (gloog): Update declaration.
505 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
506 * graphite-poly.h (struct poly_bb): Add missing comments.
507 (struct scop): Add poly_scop_p field.
509 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
510 * graphite.c (graphite_transform_loops): Build the polyhedral
511 representation for each scop before code generation.
512 * sese.c (rename_variables_in_operand): Removed.
513 (rename_variables_in_expr): Return the renamed expression.
514 (rename_sese_parameters): New.
515 * sese.h (rename_sese_parameters): Declared.
517 2010-02-11 Richard Guenther <rguenther@suse.de>
519 PR tree-optimization/42998
520 * tree-ssa-pre.c (create_expression_by_pieces): Treat
521 POINTER_PLUS_EXPR properly.
523 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
524 Changpeng Fang <changpeng.fang@amd.com>
527 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
528 the cost of an IV candidate when the IV is used in a test against zero.
530 * gcc.dg/tree-ssa/ivopts-3.c: New.
532 2010-02-11 Richard Guenther <rguenther@suse.de>
535 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
536 pointer-vs-decl case by swapping refs. Handle some cases
537 of pointer-vs-decl disambiguations more conservatively.
538 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
539 to false after expanding.
541 2010-02-11 Richard Guenther <rguenther@suse.de>
544 * gcc.c (process_command): Handle LTO file@offset case more
547 2010-02-11 Jakub Jelinek <jakub@redhat.com>
549 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
550 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
552 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
554 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
555 if MEM's mode size isn't DWARF2_ADDR_SIZE.
556 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
557 Optimize eq/ne comparisons when both arguments are known to be
559 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
560 Don't mask operands unnecessarily if they are known to be already
563 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
565 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
568 2010-02-10 Richard Guenther <rguenther@suse.de>
570 PR tree-optimization/43017
571 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
572 for wrapping signed arithmetic.
574 2010-02-10 Jakub Jelinek <jakub@redhat.com>
577 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
578 if no debug info should be emitted for it.
580 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
582 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
583 note when flag_exceptions is set.
585 2010-02-10 Duncan Sands <baldrick@free.fr>
587 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
589 2010-02-10 Richard Guenther <rguenther@suse.de>
592 * tree.c (get_unwidened): Handle constants.
593 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
595 2010-02-10 Martin Jambor <mjambor@suse.cz>
598 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
599 check for variable argument counts independently.
601 2010-02-10 Christian Bruel <christian.bruel@st.com>
604 * config/sh/sh.c (find_barrier): Increase length for non delayed
605 conditional branches.
607 2010-02-10 Christian Bruel <christian.bruel@st.com>
609 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
611 2010-02-10 Jakub Jelinek <jakub@redhat.com>
613 * builtins.c (set_builtin_user_assembler_name): Also handle
614 ffs if int is smaller than word.
616 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
619 * ira-conflicts.c (get_dup): Remove.
620 (process_reg_shuffles): Add new parameter. Use it as an
621 additional guard for copy generation.
622 (add_insn_allocno_copies): Rewrite.
624 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
626 * common.opt (fsched2-use-traces): Preserved for backward
628 * doc/invoke.texi: Remove the documentation about option
630 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
631 flag_sched2_use_traces.
632 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
633 the backward compatibility flag section.
635 2010-02-09 Richard Guenther <rguenther@suse.de>
637 PR tree-optimization/43008
638 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
639 make HEAP variables initialized from global memory if they
640 are not known builtin functions.
641 (find_func_aliases): Adjust.
643 2010-02-09 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/43000
646 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
649 2010-02-08 Jakub Jelinek <jakub@redhat.com>
651 PR tree-optimization/42931
652 * tree-loop-linear.c (try_interchange_loops): Don't call
653 double_int_mul if estimated_loop_iterations failed.
655 2010-02-08 Martin Jambor <mjambor@suse.cz>
658 * tree-sra.c (build_accesses_from_assign): Do not mark in
659 should_scalarize_away_bitmap if stmt has volatile ops.
660 (sra_modify_assign): Do not process assigns piecemeal if if stmt
663 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
665 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
667 2010-02-07 Adam Nemet <adambnmet@gmail.com>
669 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
672 2010-02-07 Andrew Pinski <pinskia@gmail.com>
675 * df-core.c (df_finish_pass): Change type of saved_flags to int.
677 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
680 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
681 to unknown_dependence.
682 (graphite_legal_transform_dr): Handle the unknown_dependence.
683 (graphite_carried_dependence_level_k): Same.
685 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
687 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
689 2010-02-07 Richard Guenther <rguenther@suse.de>
692 * expr.c (get_inner_reference): Always initialize *pbitsize.
694 2010-02-07 Richard Guenther <rguenther@suse.de>
697 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
698 new ARRAY_REFs on variable size element or minimal index arrays.
700 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
701 gimple_fold_indirect_ref.
703 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
706 * arm.c (arm_override_options): Just return if the user has specified
709 2010-02-03 Jason Merrill <jason@redhat.com>
712 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
713 i386_pe_maybe_record_exported_symbol.
715 2010-02-05 Steve Ellcey <sje@cup.hp.com>
718 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
719 (pa_delegitimize_address): New function.
721 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
723 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
724 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
726 2010-02-05 Richard Guenther <rguenther@suse.de>
729 * lto-streamer-in.c (get_resolution): Deal with references
730 to undefined functions.
732 2010-02-05 Richard Guenther <rguenther@suse.de>
734 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
735 (fold_const_aggregate_ref): Likewise.
736 (ccp_fold_stmt): Substitute loads.
737 (maybe_fold_reference): Verify types before substituting.
739 (fold_gimple_assign): Unshare properly.
740 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
742 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
744 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
745 for rs6000_gen_cell_microcode.
747 2010-02-04 Richard Guenther <rguenther@suse.de>
749 PR rtl-optimization/42952
750 * dse.c (const_or_frame_p): Remove MEM handling.
752 2010-02-04 Nick Clifton <nickc@redhat.com>
754 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
755 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
756 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
757 (mn10300_asm_output_mi_thunk): New function.
758 (mn10300_can_output_mu_thunk): New function.
759 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
760 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
761 (FUNCTION_ARG): Delete incorrect comment.
763 2010-02-03 Jason Merrill <jason@redhat.com>
766 * fold-const.c (operand_equal_p): Handle erroneous types.
768 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
770 * config/h8300/h8300.md (can_delay): Fix attibute condition.
772 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
774 PR rtl-optimization/42941
775 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
778 2010-02-03 Jason Merrill <jason@redhat.com>
781 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
783 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
786 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
788 (cselib_reset_table): Renamed from...
789 (cselib_reset_table_with_next_value): ... this.
790 (cselib_get_next_uid): Renamed from...
791 (cselib_get_next_unknown_value): ... this.
792 * cselib.c (next_uid): Renamed from...
793 (next_unknown_value): ... this.
794 (cselib_clear_table): Adjust.
795 (cselib_reset_table): Adjust. Renamed from...
796 (cselib_reset_table_with_next_value): ... this.
797 (cselib_get_next_uid): Adjust. Renamed from...
798 (cselib_get_next_unknown_value): ... this.
799 (get_value_hash): Use hash.
800 (cselib_hash_rtx): Likewise.
801 (new_cselib_val): Adjust. Set and dump uid.
802 (cselib_lookup_mem): Pass next_uid as hash.
803 (cselib_subst_to_values): Likewise.
804 (cselib_log_lookup): Dump uid.
805 (cselib_lookup): Pass next_uid as hash. Adjust.
806 (cselib_process_insn): Adjust.
807 (cselib_init): Initialize next_uid.
808 (cselib_finish): Adjust.
809 (dump_cselib_table): Likewise.
810 * dse.c (canon_address): Dump value uid.
811 * print-rtl.c (print_rtx): Print value uid.
812 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
814 (dv_uid): New function, sort of renamed from...
815 (dv_htab_hash): ... this, reimplemented in terms of it and...
816 (dv_uid2hash): ... this. New.
817 (variable_htab_eq): Drop excess assertions.
818 (tie_break_pointers): Removed.
819 (canon_value_cmp): Compare uids.
820 (variable_post_merge_New_vals): Print uids.
821 (vt_add_function_parameters): Adjust.
822 (vt_initialize): Reset table. Adjust.
824 2010-02-03 Richard Guenther <rguenther@suse.de>
826 PR tree-optimization/42944
827 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
828 (call_may_clobber_ref_p_1): Likewise. Properly handle
829 malloc and calloc clobbering errno.
831 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
833 * doc/invoke.texi: Fix name of sched1 dump.
835 * opts.c (decode_options): Set flag_tree_switch_conversion
836 only conditionally on optimize >= 2.
838 * gcse.c: Assorted comment fixes in pass description.
840 2010-02-03 Anthony Green <green@moxielogic.com>
842 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
843 nop padding in order to maintain alignment of storage location of
844 target function address.
845 (moxie_trampoline_init): Store target function address at newly
847 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
849 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
851 2010-02-03 Richard Guenther <rguenther@suse.de>
854 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
856 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
858 * config.gcc: Reenable check for obsolete targets.
859 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
860 mips-sgi-irix6.[0-4]*.
862 2010-02-02 Nick Clifton <nickc@redhat.com>
864 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
865 constant size of 4 as being the same as 0.
866 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
867 can take values in the range 0..4.
869 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
872 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
873 as _darwin10_Unwind_FindEnclosingFunction().
874 * libgcc-libsystem.ver: New.
876 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
879 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
880 implicitly set registers.
882 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
884 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
885 (arm_override_options): Allow automatic selection of the thread
886 pointer register if thumb2.
887 (legitimize_pic_address): Improve code sequences for Thumb2.
888 (arm_call_tls_get_addr): Likewise.
889 (legitimize_tls_address): Likewise.
890 * arm.md (pic_load_addr_arm): Delete. Replace with ...
891 (pic_load_addr_32bit): ... this. New named pattern.
892 * thumb2.md (pic_load_addr_thumb2): Delete.
893 (pic_load_dot_plus_four): Delete.
894 (tls_load_dot_plus_four): New named pattern.
896 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
899 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
900 Document fix for TLS bug.
902 2010-01-31 Richard Guenther <rguenther@suse.de>
904 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
905 conservatively correct.
907 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
911 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
913 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
915 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
917 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
919 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
921 * config.gcc: Adjust order of makefile fragments for mingw targets.
923 2010-01-31 Richard Guenther <rguenther@suse.de>
926 * gimplify.c (gimplify_init_constructor): For volatile LHS
927 initialize a temporary.
929 2010-01-31 Matthias Klose <doko@ubuntu.com>
931 * configure.ac: Fix __stack_chk_fail check for cross builds configured
933 * configure: Regenerate.
935 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
937 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
938 the same alias set and their sizes different constantness.
939 (aliasing_component_refs_p): Revert 2009-10-24 change.
941 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
943 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
946 2010-01-29 Richard Guenther <rguenther@suse.de>
948 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
949 Assert we successfully updated the call.
951 2010-01-29 Jakub Jelinek <jakub@redhat.com>
953 PR rtl-optimization/42889
954 * df.h (df_set_bb_dirty_nonlr): New prototype.
955 * df-core.c (df_set_bb_dirty_nonlr): New function.
956 * df-scan.c (df_insn_rescan): Call it instead of
957 df_set_bb_dirty for DEBUG_INSNs.
959 2010-01-29 Richard Guenther <rguenther@suse.de>
962 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
963 quadratic behavior in most cases.
965 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
968 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
969 in the call to gen_x86_movsicc_0_m1.
971 2010-01-28 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/42871
974 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
976 2010-01-28 Richard Guenther <rguenther@suse.de>
978 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
981 2010-01-28 Richard Guenther <rguenther@suse.de>
984 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
985 the forwarder if the destination is an EH landing pad.
987 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
989 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
990 block list passed to gimple_duplicate_sese_tail.
991 (parallelize_loops): Avoid parallelization when the function
993 Avoid parallelization when the preheader is IRREDUCIBLE.
994 Try to optimize when estimated_loop_iterations_int is unresolved.
995 Add the loop's location to the dump file.
996 * tree-cfg.c (add_phi_args_after_redirect): Remove.
997 (gimple_duplicate_sese_tail): Remove the check for the latch.
998 Redirect nexits to the exit block.
999 Remove handling of the incoming edges to the latch.
1000 Redirect the backedge from the copied latch to the exit bb.
1002 2010-01-28 Michael Matz <matz@suse.de>
1005 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1006 Wrap force_reg into a sequence, emit it before user.
1008 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1010 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1012 (arm_legacy_rev): Likewise.
1013 (thumb_legacy_rev): Likewise.
1015 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1017 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1018 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1019 on MEM's address failed, try avoid_constant_pool_reference and
1020 recurse if it returned something different.
1021 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1022 address, try avoid_constant_pool_reference and recurse if it
1023 returned something different.
1024 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1025 address and avoid_constant_pool_reference returned something
1026 different, don't set have_address.
1028 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1031 * var-tracking.c (val_store): Add modified argument, obey it.
1033 (count_uses): Move down logging of main.
1034 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1035 don't need resolution.
1036 (emit_notes_in_bb): Likewise.
1038 2010-01-27 Richard Guenther <rguenther@suse.de>
1041 * tree-inline.c (remap_decl): Delay remapping of SSA name
1042 default definitions until we need them.
1044 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1046 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1047 (rs6000_delegitimize_address): New function.
1049 * config/s390/s390.c (s390_delegitimize_address): Call
1050 delegitimize_mem_from_attrs.
1053 * tree-inline.c (cannot_copy_type_1): Removed.
1054 (copy_forbidden): Don't forbid copying of functions containing
1055 records/unions with variable length fields.
1057 2010-01-27 Christian Bruel <christian.bruel@st.com>
1061 * config/sh/sh.c (find_barrier): Increase length for non delayed
1062 conditional branches.
1064 2010-01-27 Matthias Klose <doko@ubuntu.com>
1066 * configure.ac (gnu-unique-object): Fix ldd version check.
1067 * configure: Regenerate.
1069 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1071 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1073 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1074 Test for HAVE_GNU_AS value.
1076 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1078 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1079 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1080 INT64_TYPE): Define.
1081 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1082 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1083 INT_LEAST64_TYPE): Define.
1084 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1085 UINT_LEAST64_TYPE): Define.
1086 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1087 INT_FAST64_TYPE): Define.
1088 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1089 UINT_FAST64_TYPE): Define.
1090 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1091 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1092 (SIG_ATOMIC_TYPE): Define.
1094 2010-01-26 Richard Guenther <rguenther@suse.de>
1096 * df-scan.c (df_scan_set_bb_info): Remove assert.
1097 (df_insn_rescan_debug_internal): Merge asserts.
1098 (df_install_ref): Likewise.
1099 (df_mark_reg): Use bitmap_set_range.
1100 (df_hard_reg_used_p): Remove assert.
1101 (df_hard_reg_used_count): Likewise.
1103 2010-01-26 Richard Guenther <rguenther@suse.de>
1105 PR rtl-optimization/42685
1106 * web.c (web_main): Ignore DEBUG_INSNs.
1108 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1110 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1112 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1113 Fix types of fndecl and arglist parameters.
1115 2010-01-26 Richard Guenther <rguenther@suse.de>
1118 * tree-eh.c (unsplit_eh): Skip debug insns.
1120 2010-01-26 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/42250
1123 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1125 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1128 * omp-low.c (expand_omp_sections): Only use single_pred if
1129 l2_bb is single_pred_p.
1131 2010-01-25 Christian Bruel <christian.bruel@st.com>
1134 * config/sh/sh.c (find_barrier): Increase length for non delayed
1135 conditional branches.
1136 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1138 2010-01-24 David S. Miller <davem@davemloft.net>
1140 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1141 define if not using GAS.
1142 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1143 Likewise. Delete SECTION_MERGE code, which is only applicable
1146 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1149 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1150 mangling of va_list in system headers.
1152 2010-01-23 Toon Moene <toon@moene.org>
1154 * tree-predcom.c (combine_chains): Return NULL, not false.
1156 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1158 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1159 initialization of variable res to agree with return type.
1161 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1163 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1164 * tree-sra.c: Add include of expr.h.
1166 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1168 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1169 insert the debug stmt on the single non-EH edge from the stmt.
1171 2010-01-22 Richard Henderson <rth@redhat.com>
1174 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1175 the RHS until after generate_subtree_copies has insertted its
1176 code before the current statement.
1178 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1180 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1182 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1184 2010-01-21 Martin Jambor <mjambor@suse.cz>
1186 PR tree-optimization/42585
1187 * tree-sra.c (struct access): New field grp_total_scalarization.
1188 (dump_access): Dump the new field.
1189 (should_scalarize_away_bitmap): New variable.
1190 (cannot_scalarize_away_bitmap): Likewise.
1191 (sra_initialize): Allocate new bitmaps.
1192 (sra_deinitialize): Free new bitmaps.
1193 (create_access_1): New function.
1194 (create_access): Parts moved to create_access_1.
1195 (type_consists_of_records_p): New function.
1196 (completely_scalarize_record): Likewise.
1197 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1198 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1199 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1201 (analyze_all_variable_accesses): Completely scalarize small eligible
1204 2010-01-21 Martin Jambor <mjambor@suse.cz>
1206 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1208 2010-01-21 Andrew Haley <aph@redhat.com>
1210 * gcc.c (process_command): Move lang_specific_driver before
1211 setting cc_libexec_prefix.
1213 2010-01-21 Richard Guenther <rguenther@suse.de>
1216 * fold-const.c (negate_expr_p): Pretend only negative
1217 real constants are easily negatable.
1219 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1220 Jason Merrill <jason@redhat.com>
1222 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1223 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1224 * calls.c (initialize argument_information): Handle it.
1225 * c-common.c (handle_transparent_union_attribute): Use new name.
1226 * c-decl.c (finish_struct): Ditto.
1227 * c-typeck.c (type_lists_compatible_p): Ditto.
1228 (convert_for_assignment): Use new name and also handle record.
1229 * function.c (aggregate_value_p): Handle it.
1230 (pass_by_reference): Ditto.
1231 (assign_parm_data_types): Ditto.
1232 * print-tree.c (print_node): Ditto.
1233 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1234 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1235 * tree.c (first_field): New fn.
1237 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1240 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1241 even when linking statically, for now.
1243 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1246 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1247 without a cselib val.
1248 (count_uses): Accept MO_VAL_SET with no val on stores.
1249 (add_stores): Likewise.
1251 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1253 * var-tracking.c (check_value_val): Add a compile time assertion.
1254 (dv_is_decl_p): Simplify.
1255 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1256 gcc_assert if ENABLE_CHECKING.
1258 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1261 * var-tracking.c: Include tree-flow.h.
1262 (mem_dies_at_call): New.
1263 (dataflow_set_preserve_mem_locs): Use it.
1264 (dataflow_set_remove_mem_locs): Likewise.
1265 (dump_var): Renamed from dump_variable. Adjust all callers.
1266 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1267 * Makefile.in (var-tracking.o): Adjust deps.
1269 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1271 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1273 2010-01-20 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/42717
1276 * tree-ssa-dce.c (get_live_post_dom): Remove.
1277 (forward_edge_to_pdom): Take an arbitrary edge to copy
1278 degenerate PHI args from.
1279 (remove_dead_stmt): Use the first post-dominator even if it
1280 does not contain live statements as redirection destination.
1282 2010-01-20 Richard Guenther <rguenther@suse.de>
1284 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1286 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1288 * sel-sched.c (create_speculation_check): Remove set but not used
1290 (try_transformation_cache): Remove set but not used variable ds.
1291 (calculate_privileged_insns): Remove set but not used variables
1292 cur_insn and min_spec_insn.
1293 (find_best_expr): Remove set but not used variable avail_n.
1294 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1296 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1298 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1299 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1302 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1305 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1306 cpu types. Add support for *-sse3 cpu types.
1307 (x86_64-*-*): Ditto.
1309 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1312 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1313 argument, call initializer_constant_valid_p_1 instead of
1314 initializer_constant_valid_p, pass CACHE to it, return NULL
1315 immediately if first call returns NULL.
1316 (initializer_constant_valid_p_1): New function.
1317 (initializer_constant_valid_p): Use it.
1319 2010-01-20 Thomas Quinot <quinot@adacore.com>
1321 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1323 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1325 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1326 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1327 (loc_list_from_tree): Don't handle unsigned division. Handle
1328 signed modulo using DW_OP_{over,over,div,mul,minus}.
1329 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1330 modulo instead of signed.
1332 2010-01-20 DJ Delorie <dj@redhat.com>
1334 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1336 (h8300_emit_stack_adjustment): Propogate it.
1338 (h8300_expand_prologue): Likewise.
1339 (h8300_expand_epilogue): Likewise.
1341 2010-01-19 Michael Matz <matz@suse.de>
1343 PR tree-optimization/41783
1344 * tree-data-ref.c (toplevel): Include flags.h.
1345 (dump_data_dependence_relation): Also dump the inputs if the
1346 result will be unknown.
1347 (split_constant_offset_1): Look through some conversions.
1348 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1349 the offset from last element is too large.
1350 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1351 (reassociate_to_the_same_stmt): Handle vector registers.
1352 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1354 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1355 wide_prolog_niters argument, emit widening instructions.
1356 (vect_do_peeling_for_alignment): Adjust caller, use widened
1357 variant of the iteration cound.
1358 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1360 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1363 * config/arm/neon-testgen.m (emit_automatics): New parameter
1364 features. Adjust for Fixed_return_reg feature.
1365 (test_intrinsic): Call emit_automatics with new feature.
1366 * config/arm/neon.ml: Update copyright years.
1367 (features): New Fixed_return_reg feature.
1368 (ops): Update feature for Vget_low.
1370 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1372 PR tree-optimization/42719
1373 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1377 * fwprop.c (all_uses_available_at): Return false if def_set dest
1378 is a REG that is used in def_insn.
1380 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1382 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1384 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1387 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1389 * target.h (struct gcc_target) <secondary_reload>: Change type
1390 of last argument to secondary_reload_info *.
1392 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1395 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1396 memory references with unaligned offsets. Remove CQImode handling.
1397 (unaligned_memory_operand): Return 1 for memory references with
1398 unaligned offsets. Remove CQImode handling.
1400 2010-01-18 Richard Guenther <rguenther@suse.de>
1403 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1406 2010-01-18 Richard Guenther <rguenther@suse.de>
1408 PR tree-optimization/42781
1409 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1410 restrict processing only if the original variable was artificial.
1412 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1414 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1415 find number of popped argument bytes.
1417 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1418 Fix the text that describes the return value for invalid insns.
1420 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1422 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1423 Clarify what 'cost of the -dependence' is. Fix quoting.
1425 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1426 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1428 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1430 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1431 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1433 2010-01-17 Richard Guenther <rguenther@suse.de>
1436 * function.c (split_complex_args): Take a VEC to modify.
1437 (assign_parms_augmented_arg_list): Build a VEC instead of
1438 a chain of PARM_DECLs.
1439 (assign_parms_unsplit_complex): Take a VEC of arguments.
1440 Do not fixup unmodified parms.
1441 (assign_parms): Deal with the VEC.
1442 (gimplify_parameters): Likewise.
1444 2010-01-17 Richard Guenther <rguenther@suse.de>
1446 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1447 node existence check.
1448 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1449 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1450 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1451 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1452 (gimple_execute_on_growing_pred): Likewise.
1454 2010-01-17 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/42773
1457 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1458 (compute_antic_aux): Likewise.
1459 (compute_partial_antic_aux): Likewise.
1461 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1464 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1467 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1469 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1472 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1473 Fix markup for strict argument.
1475 (TARGET_SCHED_REORDER2): Fix argument types.
1477 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1478 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1480 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1481 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1483 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1486 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1487 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1488 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1489 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1490 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1492 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1494 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1496 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1497 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1499 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1501 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1504 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1506 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1507 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1509 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1511 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1513 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1514 referring to it. Fix language.
1516 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1518 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1520 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1522 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1524 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1525 '@var{stream}. Remove stray 'and'.
1527 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1529 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1531 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1533 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1534 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1536 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1537 Fix description of return value.
1538 Rename argument "sz" to "len."
1540 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1541 Clarify meaning of 'true' return value.
1543 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1545 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1546 rep_mode versus mode_rep.
1548 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1550 (TARGET_BUILTIN_DECL): Fix name.
1552 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1554 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1556 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1558 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1560 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1562 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1565 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1566 Rename argument tm_fn to md_fn.
1568 (TARGET_OPTION_PRINT): Fix argument list.
1570 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1573 * config/i386/i386.c (ix86_fixup_binary_operands):
1574 Revert FMA4 fixup of operands.
1576 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1579 * Makefile.in (write_entries_to_file, install-plugin):
1580 Use \012 instead of \n with tr.
1582 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1584 * configure.ac (HAVE_AS_REF): New C macro.
1585 * configure: Regenerate.
1586 * config.in: Likewise.
1587 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1589 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1592 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1594 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1596 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1598 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1600 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1602 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1604 (TARGET_BINDS_LOCAL_P): Fix argument type.
1606 (TARGET_ASM_FILE_END): Use prototype.
1608 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1610 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1612 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1614 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1616 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1617 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1619 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1620 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1622 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1623 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1624 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1625 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1627 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1629 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1631 (TARGET_INIT_BUILTINS): Use prototype.
1633 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1634 Put 'const char *' in braces. Fix parameter types.
1635 (TARGET_INVALID_CONVERSION): Fix parameter types.
1636 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1637 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1639 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1642 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1644 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1646 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1648 * doc/tm.texi (TARGET_HELP): Fix return type.
1650 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1651 in braces. Fix argument types.
1653 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1655 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1657 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1659 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1660 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1662 (TARGET_MANGLE_TYPE): Fix argument types.
1664 (TARGET_IRA_COVER_CLASSES): Use prototype.
1666 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1668 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1670 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1672 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1674 (TARGET_CALLEE_COPIES): Fix argument types.
1676 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1678 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1680 (TARGET_FUNCTION_VALUE): Fix argument types.
1682 (TARGET_RETURN_IN_MSB): Fix argument type.
1684 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1686 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1688 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1690 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1691 agree with return type.
1693 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1695 2010-01-15 Jing Yu <jingyu@google.com>
1697 PR rtl-optimization/42691
1698 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1699 a pseudo to a constant and are merged, and adjust comments.
1701 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1703 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1705 2010-01-15 Richard Guenther <rguenther@suse.de>
1708 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1709 labels of computed or non-local gotos to the destination.
1710 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1711 landing pad label is the first label.
1713 2010-01-15 Richard Guenther <rguenther@suse.de>
1715 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1717 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1720 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1721 to allow generation of the xssqrtdp instruction on power7.
1722 (sqrtdf2_fpr): Ditto.
1724 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1727 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1728 functions with noreturn attribute.
1731 * varasm.c (declare_weak): Add weak attribute to decl if it
1732 doesn't have one already.
1733 (assemble_external): Only add decls to weak_decls if they also
1734 have weak attribute.
1736 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1738 * var-tracking.c (var_reg_delete): Don't delete the association
1739 between REGs and values or one-part variables if the register
1742 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1745 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1746 because its first operand is a non-localized variable.
1748 2010-01-14 Martin Jambor <mjambor@suse.cz>
1750 PR tree-optimization/42706
1751 * tree-sra.c (encountered_recursive_call): New variable.
1752 (encountered_unchangable_recursive_call): Likewise.
1753 (sra_initialize): Initialize both new variables.
1754 (callsite_has_enough_arguments_p): New function.
1755 (scan_function): Call decl and flags check only for IPA-SRA, check
1756 whether there is a recursive call and whether it has enough arguments.
1757 (all_callers_have_enough_arguments_p): New function.
1758 (convert_callers): Look for recursive calls only when
1759 encountered_recursive_call is set.
1760 (ipa_early_sra): Bail out either if
1761 !all_callers_have_enough_arguments_p or
1762 encountered_unchangable_recursive_call.
1764 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1766 * sel-sched.c: Add 2010 to copyright years.
1767 * sel-sched-ir.c: Likewise.
1768 * sel-sched-ir.h: Likewise.
1770 2010-01-14 Martin Jambor <mjambor@suse.cz>
1772 PR tree-optimization/42714
1773 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1774 constructors specially.
1776 2010-01-14 Andi Kleen <ak@linux.intel.com>
1778 * config/i386/drivers-i386.c (detect_caches_intel):
1779 Add l2sizekb parameter and fill in.
1780 (host_detect_local_cpu): Add l2sizekb, fill in.
1781 Add Atom small cache heuristic.
1783 2010-01-14 Andi Kleen <ak@linux.intel.com>
1785 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1786 Add level3 parameter and fill in.
1787 (detect_caches_intel): Handle level3 cache.
1789 2010-01-14 Andi Kleen <ak@linux.intel.com>
1791 * config/i386/drivers-i386.c (host_detect_local_cpu):
1792 Fix core duo detection.
1794 2010-01-14 Andi Kleen <ak@linux.intel.com>
1796 * config/i386/drivers-i386.c (host_detect_local_cpu):
1799 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1801 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1802 (rs6000_variable_issue_1): this. Use...
1803 (rs6000_variable_issue): here. Reimplement. Print debug info.
1805 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1807 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1808 sel_restore_notes. Update all callers. Call reemit_notes
1811 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1813 PR rtl-optimization/42246
1814 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1817 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1819 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1820 all successors is the same as number of successors in current region.
1822 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1824 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1825 to rename is not separable. Otherwise check that its LHS is not NULL.
1827 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1829 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1831 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1833 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1834 available registers when failed to discover LHS register class.
1835 Fix indentation. Update comment.
1837 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1838 Alexander Monakov <amonakov@ispras.ru>
1840 PR rtl-optimization/42389
1841 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1843 (advance_state_on_fence): Likewise.
1844 (sel_target_adjust_priority): Print debug output only when
1845 sched_verbose >= 4, not 2.
1846 (get_expr_cost): Do not issue all unique insns on the next cycle.
1847 (fill_insns): Initialize can_issue_more from the value saved
1849 * sel-sched-ir.c (flist_add): New parameter issue_more.
1850 Init FENCE_ISSUE_MORE with it.
1851 (merge_fences): Likewise.
1852 (init_fences): Update call to flist_add.
1853 (add_to_fences, add_clean_fence_to_fences)
1854 (add_dirty_fence_to_fences): Likewise.
1855 (move_fence_to_fences): Update call to merge_fences.
1856 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1858 * sel-sched-ir.h (struct _fence): New field issue_more.
1859 (FENCE_ISSUE_MORE): New accessor macro.
1861 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1863 PR rtl-optimization/42388
1864 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1865 that have no predecessors nor successors. Do not call move_bb_info
1866 for empty blocks outside of current region.
1868 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1870 PR rtl-optimization/42294
1871 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1872 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1873 originators' originators.
1875 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1877 PR rtl-optimization/39453
1878 PR rtl-optimization/42246
1879 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1881 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1883 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1884 Alexander Monakov <amonakov@ispras.ru>
1887 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1888 (maybe_tidy_empty_bb): ... here. Make static. Add new
1889 argument. Update all callers.
1890 (tidy_control_flow): ... and here. Recompute topological order
1891 of basic blocks in region if necessary.
1892 (sel_redirect_edge_and_branch): Change return type. Return true
1893 if topological order might have been invalidated.
1894 (purge_empty_blocks): Export and move from...
1895 * sel-sched.c (purge_empty_blocks): ... here.
1896 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1897 (maybe_tidy_empty_bb): Delete prototype.
1898 (purge_empty_blocks): Declare.
1900 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1902 PR rtl-optimization/42249
1903 * sel-sched.c (try_replace_dest_reg): When chosen register
1904 and original register is the same, do not bail out early, but
1905 still check all original insns for validity of replacing destination
1906 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1909 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1912 Port from no-undefined-overflow branch:
1913 2009-03-09 Richard Guenther <rguenther@suse.de>
1915 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1917 2010-01-14 Richard Guenther <rguenther@suse.de>
1920 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1922 2010-01-14 Ira Rosen <irar@il.ibm.com>
1924 PR tree-optimization/42709
1925 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1926 as scalar type in creation of constant vector operand.
1928 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1931 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1932 (check-parallel-%): Match `testsuite' directory component only
1935 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1937 PR translation/39521
1938 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1941 2010-01-13 Richard Guenther <rguenther@suse.de>
1943 PR tree-optimization/42730
1944 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1947 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1950 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1951 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1954 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1956 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1957 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1958 ___umulsi3_highpart.
1960 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1961 rather than schedule_insns if the pass is enabled.
1963 2010-01-13 Martin Jambor <mjambor@suse.cz>
1965 PR tree-optimization/42704
1966 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1969 2010-01-13 Martin Jambor <mjambor@suse.cz>
1971 PR tree-optimization/42703
1972 * tree-sra.c (analyze_access_subtree): Check that we can build a
1973 reference to the original data within the aggregate.
1975 2010-01-13 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/42705
1978 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1980 2010-01-13 Richard Guenther <rguenther@suse.de>
1983 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1985 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1988 * var-tracking.c (values_to_unmark): New variable.
1989 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1990 values_to_unmark vector. Moved body to...
1991 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1992 instead queue it into values_to_unmark vector.
1993 (vt_find_locations): Free values_to_unmark vector.
1995 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1997 * config/s390/s390.c (override_options): Set
1998 default of max-pending-list-length to 256
2000 2010-01-13 Richard Guenther <rguenther@suse.de>
2003 * tree-pass.h (PROP_gimple_lcx): New.
2004 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2005 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2006 before the final cleanup_eh.
2007 (dump_properties): Dump PROP_gimple_lcx.
2008 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2009 (tree_lower_complex_O0): Remove.
2010 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2011 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2012 tree_lower_complex, schedule TODO_update_ssa.
2013 * lto-streamer-out.c (output_function): Stream the functions
2015 * lto-streamer-in.c (input_function): Likewise.
2016 (lto_read_body): Do not override them here.
2018 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2021 * c-typeck.c (build_c_cast): Fold value cast to union type before
2022 wrapping it in a CONSTRUCTOR.
2024 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2026 PR rtl-optimization/42699
2027 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2030 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2032 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2033 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2034 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2035 SUBTARGET_WARN_UNUSED_SPEC): ... here
2036 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2038 2010-01-12 Julian Brown <julian@codesourcery.com>
2040 * config/arm/neon-schedgen.ml (Utils): Don't try to
2041 open missing module.
2042 (find_with_result): New.
2044 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2047 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2048 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2050 PR tree-optimization/42645
2051 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2052 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2053 decl_map, set processing_debug_stmt to -1 and return name without
2056 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2058 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2059 binutils version, and reword target configuration description.
2061 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2063 * config/avr/avr.h (LINKER_NAME): Remove.
2065 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2068 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2069 that support VSX, warn for -mno-altivec if vsx is not disabled,
2072 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2073 Shujing Zhao <pearly.zhao@oracle.com>
2075 PR translation/42469
2076 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2077 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2078 character between option name and help text.
2079 * c.opt (imultilib): Likewise.
2081 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2083 * lto-streamer-out.c (output_unreferenced_globals): Output static
2086 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2088 PR rtl-optimization/42621
2089 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2090 optimizing for size.
2091 (duplicate_computed_gotos): Remove now-redundant check.
2093 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2096 * configure.ac: Save and restore LDFLAGS and LIBS
2097 * configure: Regenerate.
2099 2010-01-10 Richard Guenther <rguenther@suse.de>
2102 * builtins.c (fold_builtin_strlen): Add type argument and
2103 convert the resulting length to it.
2104 (fold_builtin_1): Adjust.
2106 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2108 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2109 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2111 (num_insns_constant_wide): Adjust for that change.
2113 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2116 * web.c (union_defs): Add used argument, to combine uses of
2118 (entry_register): Adjust type and tests of used argument.
2119 (web_main): Widen used for new use. Pass it to union_defs.
2120 * df.h (union_defs): Adjust prototype.
2122 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2125 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2126 uses in new incoming argument. Free body.
2127 (reset_debug_uses_in_loop): New.
2128 (analyze_insn_to_expand_var): Call the latter if the former found
2129 anything. Fix whitespace. Reject invalid dest overlaps before
2130 going through all insns in the loop.
2132 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2135 * haifa-sched.c (dying_use_p): Debug insns don't count.
2137 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2140 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2141 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2142 (verify_gimple_call): Reject LHS in noreturn calls.
2144 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2148 * tree-vect-loop-manip.c (adjust_info): New type.
2149 (adjust_vec): New pointer to vector.
2150 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2151 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2152 (slpeel_update_phis_for_duplicate_loop): Use them.
2153 (slpeel_update_phi_nodes_for_guard1): Likewise.
2154 (slpeel_update_phi_nodes_for_guard2): Likewise.
2155 (slpeel_tree_peel_loop_to_edge): Likewise.
2156 (vect_update_ivs_after_vectorizer): Likewise.
2158 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2160 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2161 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2163 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2165 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2166 bogus uninitialized warning.
2168 2010-01-09 Richard Guenther <rguenther@suse.de>
2171 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2172 the evolution is compatible with the initial condition.
2174 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2176 * gcc.c (process_command): Update copyright notice dates.
2177 * gcov.c (print_version): Likewise.
2178 * gcov-dump.c (print_version): Likewise.
2179 * mips-tfile.c (main): Likewise.
2180 * mips-tdump.c (main): Likewise.
2182 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2185 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2187 (rotlhi3_8): Delete.
2189 (rotlsi3_8): Delete.
2190 (rotlsi3_16): Delete.
2191 (rotlsi3_24): Delete.
2193 (*rotw<mode>3): New.
2194 (*rotb<mode>3): New.
2195 * config/avr/avr.c (avr_rotate_bytes): New function.
2196 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2198 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2201 * configure.ac: Modify -rdynamic check.
2202 * configure: Regenerate.
2204 2010-01-08 DJ Delorie <dj@redhat.com>
2206 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2207 register popping order.
2209 2010-01-08 Richard Guenther <rguenther@suse.de>
2212 * c.opt (fsigned-char): Also let LTO handle this option.
2213 (funsigned-char): Likewise.
2215 2010-01-07 Richard Guenther <rguenther@suse.de>
2217 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2218 (gimple_op): Likewise.
2219 (gimple_op_ptr): Likewise.
2220 (gimple_assign_set_lhs): Remove gcc_assert.
2221 (gimple_assign_set_rhs1): Likewise.
2222 (gimple_assign_set_rhs2): Likewise.
2223 (gimple_call_set_lhs): Likewise.
2224 (gimple_call_set_fn): Likewise.
2225 (gimple_call_set_fndecl): Likewise.
2226 (gimple_call_fndecl): Likewise.
2227 (gimple_call_return_type): Likewise.
2228 (gimple_call_set_chain): Likewise.
2229 (gimple_call_num_args): Likewise.
2230 (gimple_call_set_arg): Likewise.
2231 (gimple_cond_set_code): Likewise.
2232 (gimple_cond_set_lhs): Likewise.
2233 (gimple_cond_set_rhs): Likewise.
2234 (gimple_cond_set_true_label): Likewise.
2235 (gimple_cond_set_false_label): Likewise.
2236 (gimple_label_set_label): Likewise.
2237 (gimple_goto_set_dest): Likewise.
2238 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2239 (gimple_debug_bind_get_value): Likewise.
2240 (gimple_debug_bind_get_value_ptr): Likewise.
2241 (gimple_debug_bind_set_var): Likewise.
2242 (gimple_debug_bind_set_value): Likewise.
2243 (gimple_debug_bind_reset_value): Likewise.
2244 (gimple_debug_bind_has_value_p): Likewise.
2245 (gimple_return_retval_ptr): Remove gcc_assert.
2246 (gimple_return_retval): Likewise.
2247 (gimple_return_set_retval): Likewise.
2248 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2249 (safe_referenced_var_iterator): Remove.
2250 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2251 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2252 (fill_referenced_var_vec): Remove.
2253 (first_readonly_imm_use): Remove redundant gcc_assert.
2254 (phi_arg_index_from_use): Combine gcc_asserts.
2255 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2256 (first_imm_use_stmt): Remove redundant gcc_assert.
2257 * tree-cfg.c (verify_gimple_call): Verify function and chain
2258 operands. Verify arguments.
2259 (verify_types_in_gimple_stmt): Verify condition code and labels.
2261 2010-01-07 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/42641
2264 * sese.c (rename_map_elt_info): Use the SSA name version, do
2267 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2269 PR tree-optimization/42625
2270 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2271 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2273 2010-01-07 Duncan Sands <baldrick@free.fr>
2275 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2277 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2280 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2281 note itself is not function_invariant_p.
2283 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2285 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2286 Do not add the DF_NOTE problem.
2287 * store-motion.c (execute_rtl_store_motion): Likewise.
2289 2010-01-07 Martin Jambor <mjambor@suse.cz>
2291 PR tree-optimization/42157
2292 * tree-sra.c (compare_access_positions): Stabilize sort if both
2293 accesses have integer types, return zero immediately if they are the
2296 2010-01-06 Richard Henderson <rth@redhat.com>
2299 * haifa-sched.c (add_to_note_list): Merge into ...
2300 (concat_note_lists): ... here, and ...
2301 (unlink_other_notes, rm_other_notes): Merge into...
2302 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2303 NOTE_INSN_EPILOGUE_BEG.
2305 2010-01-06 Richard Guenther <rguenther@suse.de>
2307 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2308 not inline regular functions into always-inline functions.
2310 2010-01-06 Nick Clifton <nickc@redhat.com>
2312 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2313 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2315 (OVERRIDE_OPTIONS): Delete.
2316 (OPTIMIZATION_OPTIONS): Define.
2317 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2318 * config/rx/rx.c (rx_handle_option): Issue an error message if
2319 -mcpu=rx200 and -fpu are used together.
2320 (rx_set_optimization_options): New function. Issue an error
2321 message if an optimization attribute attempts to reset the FPU/
2322 math optimization pairing.
2323 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2324 * config/rx/rx.opt: Set the default to 32-bit doubles.
2325 * config/rx/t-rx: Add multilibs for -nofpu option.
2326 * doc/invoke.texi: Update documentation of RX options.
2328 2010-01-06 Richard Guenther <rguenther@suse.de>
2330 * tree-ssa-pre.c (name_to_id): New global.
2331 (alloc_expression_id): Simplify SSA name handling.
2332 (lookup_expression_id): Likewise.
2333 (init_pre): Zero name_to_id.
2334 (fini_pre): Free it.
2336 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2338 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2340 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2343 * config/i386/sse.md (smaxv2di3): New.
2344 (umaxv2di3): Likewise.
2345 (sminv2di3): Likewise.
2346 (uminv2di3): Likewise.
2348 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2351 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2352 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2353 (legitimize_tls_address): Likewise.
2354 (sparc_tls_referenced_p): Likewise.
2355 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2356 and adjust calls to legitimize_pic_address.
2357 (legitimate_constant_p) Use sparc_tls_referenced_p.
2358 (legitimate_pic_operand_p): Likewise.
2359 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2360 (sparc_tls_symbol_ref_1): Delete.
2361 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2362 (legitimize_tls_address): Make static, handle CONST patterns.
2363 (legitimize_pic_address): Make static, remove unused parameter and
2364 adjust recursive calls.
2365 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2366 and adjust call to legitimize_pic_address.
2367 (sparc_output_mi_thunk): Likewise.
2369 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2370 H.J. Lu <hongjiu.lu@intel.com>
2373 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2374 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2375 operands to make them signed.
2378 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2382 GTU to GT for V4SI and V2DI.
2384 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2385 (umin<mode>3): Removed.
2387 (uminv4si3): Likewise.
2389 2010-01-05 Martin Jambor <mjambor@suse.cz>
2391 PR tree-optimization/42462
2392 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2393 current_function_decl to helper functions and macros.
2395 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2398 * flags.h: Don't include real.h.
2399 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2400 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2401 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2402 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2403 * dominance.c: Update copyright.
2404 * gimple.c (walk_gimple_op): Remove inline.
2405 * tree-ssa-reassoc.c: Include real.h.
2406 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2407 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2409 2010-01-05 Nick Clifton <nickc@redhat.com>
2411 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2412 register to push into the stack frame when the accumulator has to
2413 be saved during interrupts.
2415 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2417 * doc/invoke.texi: Remove the documentation about option
2419 * common.opt (Wunreachable-code): Preserved for backward
2421 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2422 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2423 the backward compatibility flag section.
2425 2010-01-05 Richard Guenther <rguenther@suse.de>
2427 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2429 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2432 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2434 PR tree-optimization/42508
2435 * tree-sra.c (convert_callers): Check for recursive call
2436 by comparing cgraph nodes instead of decls.
2437 (modify_function): Call ipa_modify_formal_parameters also
2438 on all same_body aliases.
2440 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2441 cgraph nodes when checking for same_body aliases.
2443 2010-01-05 Richard Guenther <rguenther@suse.de>
2445 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2446 allocation and lookup.
2447 (get_or_alloc_expr_for_constant): Likewise.
2448 (phi_translate): Sink allocation.
2450 2010-01-04 Richard Guenther <rguenther@suse.de>
2452 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2453 a new entry only if needed.
2454 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2455 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2457 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2459 (phi_translate): Handle CONSTANTs early.
2461 2010-01-04 Martin Jambor <mjambor@suse.cz>
2463 PR tree-optimization/42398
2464 * tree-sra.c (struct access): Removed flag grp_different_types.
2465 (dump_access): Do not dump the removed flag.
2466 (sort_and_splice_var_accesses): Do not set the removed flag.
2467 (sra_modify_expr): Check for type compatibility directly.
2469 2010-01-04 Martin Jambor <mjambor@suse.cz>
2471 PR tree-optimization/42366
2472 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2473 edges with variable number of parameters.
2474 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2475 flag instead of asserting it.
2476 (ipa_read_node_info): Read uses_analysis_done flag.
2478 2010-01-04 Richard Guenther <rguenther@suse.de>
2480 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2481 iterative_hash_* as intended.
2482 (vn_reference_compute_hash): Likewise. Simplify hashing
2484 (vn_reference_lookup_2): Likewise.
2485 (vn_nary_op_compute_hash): Likewise.
2486 (vn_phi_compute_hash): Likewise.
2487 (expressions_equal_p): Remove strange code.
2488 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2489 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2490 (bitmap_insert_into_set_1): Take value-id as parameter.
2491 (add_to_value): Pass it.
2492 (bitmap_insert_into_set): Likewise.
2493 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2495 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2498 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2499 (do_self_spec): For switches with SWITCH_IGNORE set set also
2500 SWITCH_IGNORE_PERMANENTLY.
2501 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2504 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2506 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2507 tree of an unreferenced global var.
2509 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2512 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2513 GTU to GT for V4SI and V2DI.
2515 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2516 (umin<mode>3): Removed.
2518 (uminv4si3): Likewise.
2520 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2523 * collect2.c (main): Turn on trace in collect2 if -v is passed
2526 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2528 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2529 description of expression operand.
2531 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2533 * configure.ac: Add install-html to target_list for Make-hooks.
2534 * configure: Regenerate.
2535 * fortran/Make-lang.in (F95_HTMLFILES): New.
2536 (fortran.html): Use it.
2537 (fortran.install-html): New.
2538 * Makefile.in (install-html): Add lang.install-html.
2539 * java/Make-lang.in (JAVA_HTMLFILES): New.
2540 (java.html): Use it.
2541 (java.install-html): New.
2542 * objc/Make-lang.in (objc.install-html): New.
2543 * objcp/Make-lang.in (obj-c++.install-html): New.
2544 * cp/Make-lang.in (c++.install-html): New.
2545 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2546 * lto/Make-lang.in (lto.install-html): New.
2548 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2551 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2553 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2555 PR rtl-optimization/41862
2556 * store-motion.c (store_killed_in_insn, compute_store_table,
2557 remove_reachable_equiv_notes, replace_store_insn,
2558 build_store_vectors): Ignore all DEBUG_INSNs.
2560 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2563 * common.opt: Add dumpdir.
2565 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2567 (option_map): Add --dumpdir.
2569 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2571 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2573 * opts.c (decode_options): Try dump_dir_name first if
2574 dump_base_name isn't an absolute path.
2575 (common_handle_option): Handle OPT_dumpdir.
2577 * toplev.c (dump_dir_name): New.
2578 (print_switch_values): Also ignore -dumpdir.
2580 * toplev.h (dump_dir_name): New.
2582 2010-01-03 Richard Guenther <rguenther@suse.de>
2584 PR tree-optimization/42589
2585 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2586 double-word expansion of bswap32.
2588 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2590 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2591 with BLOCK_FOR_INSN.
2592 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2593 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2594 noce_process_if_block): Likewise.
2595 * gcse.c (compute_local_properties, insert_expr_in_table,
2596 insert_set_in_table, canon_list_insert, find_avail_set,
2597 pre_insert_copy_insn): Likewise.
2599 * basic-block.h (BLOCK_NUM): Move from here...
2600 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2602 2010-01-03 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/42438
2605 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2606 contains_may_not_return_call flag.
2607 (BB_MAY_NOTRETURN): New.
2608 (valid_in_sets): Trapping nary operations are not valid
2609 in blocks that may not return.
2610 (insert_into_preds_of_block): Remove check for trapping expressions.
2611 (compute_avail): Compute also BB_MAY_NOTRETURN.
2613 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2615 * doc/invoke.texi: Add 2010 to copyright years.
2617 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2619 * config/sparc/sparc.c: Fix formatting nits.
2621 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2622 Alexander Monakov <amonakov@ispras.ru>
2624 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2626 2010-01-02 Richard Guenther <rguenther@suse.de>
2629 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2630 (simplify_switch_using_ranges): Mark to be removed edges
2633 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2637 * collect2.c (scan_libraries): Add missing argument in call to
2640 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2643 * config/alpha/predicates.md (aligned_memory_operand): Return false
2645 (unaligned_memory_operand): Return true for CQImode.
2646 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2647 doesn not cross aligned SImode word boundary.
2649 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2651 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2653 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2654 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2656 2010-01-02 Richard Guenther <rguenther@suse.de>
2659 * toplev.c (compile_file): Emit LTO marker properly. Change
2661 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2663 2010-01-01 Richard Guenther <rguenther@suse.de>
2666 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2668 2010-01-01 Richard Guenther <rguenther@suse.de>
2671 * c-decl.c (grokdeclarator): For zero-size arrays force
2672 structural equality checks as layout_type does.
2674 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2676 * builtins.c: Update copyright to 2010.
2678 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2681 * lto-streamer-out.c (produce_asm): Revert the last change.
2682 (copy_function): Likewise.
2684 * lto-streamer.c (lto_get_section_name): Skip any leading
2687 2010-01-01 Richard Guenther <rguenther@suse.de>
2690 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2694 Copyright (C) 2010 Free Software Foundation, Inc.
2696 Copying and distribution of this file, with or without modification,
2697 are permitted in any medium without royalty provided the copyright
2698 notice and this notice are preserved.