gcc/ChangeLog

   1 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR c++/55742
   4         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
   5         invalid args instead of ICEing on it.
   6         (ix86_valid_target_attribute_tree): Return error_mark_node if
   7         ix86_valid_target_attribute_inner_p failed.
   8         (ix86_valid_target_attribute_p): Return false only if
   9         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
  10         target("default") attribute.
  11         (sorted_attr_string): Change argument from const char * to tree,
  12         merge in all target attribute arguments rather than just one.
  13         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
  14         instead of free.  Avoid using strcat.
  15         (ix86_mangle_function_version_assembler_name): Mangle
  16         target("default") as if no target attribute is present.  Adjust
  17         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
  18         instead of xmalloc and XDELETEVEC instead of free.
  19         (ix86_function_versions): Don't return true if one of the decls
  20         doesn't have target attribute.  If they don't and one of the decls
  21         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
  22         sorted_attr_string caller.  Use XDELETEVEC instead of free.
  23         (ix86_supports_function_versions): Remove.
  24         (make_name): Fix up formatting.
  25         (make_dispatcher_decl): Remove resolver_name and its initialization.
  26         Avoid leaking memory.
  27         (is_function_default_version): Return true if there is
  28         target("default") attribute rather than no target attribute at all.
  29         (make_resolver_func): Avoid leaking memory.
  30         (ix86_generate_version_dispatcher_body): Likewise.
  31         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
  32         * target.def (supports_function_versions): Remove.
  33         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
  34         * doc/tm.texi: Regenerated.
  35
  36 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
  37
  38         PR rtl-optimization/56144
  39         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
  40         for values with side effects.
  41
  42 2013-01-30  Richard Biener  <rguenther@suse.de>
  43
  44         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
  45         (sparseset_pop): Likewise.
  46         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
  47         to be able to use quick_push in the worker loop.
  48
  49 2013-01-30  Marek Polacek  <polacek@redhat.com>
  50
  51         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
  52
  53 2013-01-30  Richard Biener  <rguenther@suse.de>
  54
  55         PR lto/56147
  56         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN
  57         check.
  58
  59 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
  60
  61         PR tree-optimization/56064
  62         * fixed-value.c (fixed_from_double_int): New function.
  63         * fixed-value.h (fixed_from_double_int): New prototype.
  64         (const_fixed_from_double_int): New static inline function.
  65         * fold-const.c (native_interpret_fixed): New static function.
  66         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
  67         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
  68         (native_encode_fixed): New static function.
  69         (native_encode_expr) <FIXED_CST>: Use it.
  70         (native_interpret_int): Move double_int worker code to...
  71         * double-int.c (double_int::from_buffer): ...this new static method.
  72         * double-int.h (double_int::from_buffer): Prototype it.
  73
  74 2013-01-30  Richard Biener  <rguenther@suse.de>
  75
  76         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
  77         New pointer-map and obstack.
  78         (init_alias_vars): Allocate pointer-map and obstack.
  79         (delete_points_to_sets): Free them.
  80         (find_what_var_points_to): Cache result.
  81         (find_what_p_points_to): Adjust for changed interface of
  82         find_what_var_points_to.
  83         (compute_points_to_sets): Likewise.
  84         (ipa_pta_execute): Likewise.
  85
  86 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  87
  88         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
  89         * configure: Regenerate.
  90         * config.in: Regenerate.
  91         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
  92         #nobits/#progbits if supported.
  93
  94 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
  95
  96         PR target/56121
  97         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
  98         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
  99         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
 100
 101 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 102
 103         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
 104         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
 105
 106 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 107
 108         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
 109         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
 110
 111 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 112
 113         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
 114         declaration.
 115         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
 116         * config/arm/cortex-a7.md: New bypasses using
 117         arm_mac_accumulator_is_result.
 118
 119 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 120
 121         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
 122         (cortex_a7_neon_mla): Likewise.
 123         (cortex_a7_fpfmad): New reservation.
 124         (cortex_a7_fpmacs): Use ffmas and update required units.
 125         (cortex_a7_fpmuld): Update required units and latency.
 126         (cortex_a7_fpmacd): Likewise.
 127         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
 128         (cortex_a7_neon). Likewise.
 129         (bypass) Update participating units.
 130
 131 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 132
 133         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
 134         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
 135         from fmac to ffma.
 136         * config/arm/vfp11.md (vfp_farith): Use ffmas.
 137         (vfp_fmul): Use ffmad.
 138         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
 139         (cortex_r4_fmacd): Use ffmad.
 140         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
 141         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
 142         (cortex_a9_fmacd): Use ffmad.
 143         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
 144         (cortex_a8_vfp_macd): Use ffmad.
 145         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
 146         (cortex_a5_fpmacd): Use ffmad.
 147         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
 148         (cortex_a15_vfp_macd): Use ffmad.
 149         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
 150
 151 2013-01-29  Jason Merrill  <jason@redhat.com>
 152
 153         PR libstdc++/54314
 154         * varasm.c (default_assemble_visibility): Don't warn about
 155         visibility on artificial decls.
 156
 157 2013-01-29  Richard Biener  <rguenther@suse.de>
 158
 159         PR tree-optimization/56113
 160         * tree-ssa-structalias.c (equiv_class_lookup): Also return
 161         the bitmap leader.
 162         (label_visit): Free duplicate bitmaps and record the leader instead.
 163         (perform_var_substitution): Adjust.
 164
 165 2013-01-29  Richard Biener  <rguenther@suse.de>
 166
 167         PR tree-optimization/55270
 168         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
 169         the CFG, schedule loops for fixup.
 170
 171 2013-01-29  Nick Clifton  <nickc@redhat.com>
 172
 173         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
 174         SP_REG.
 175
 176 2013-01-28  Leif Ekblad  <leif@rdos.net>
 177
 178         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
 179         * config/i386/i386.h (TARGET_RDOS): New macro.
 180         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
 181         * config/i386/i386.c (ix86_option_override_internal): For 64bit
 182         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
 183         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
 184         DEFAULT_LARGE_SECTION_THRESHOLD.
 185         * config/i386/i386.md (R14_REG, R15_REG): New constants.
 186         * config/i386/rdos.h: New file.
 187         * config/i386/rdos64.h: New file.
 188
 189 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
 190
 191         PR other/54814
 192         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
 193         TEST_HARD_REG_BIT.
 194
 195 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 196
 197         PR rtl-optimization/56117
 198         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
 199         call cselib_lookup_from_insn on the MEM before calling
 200         add_insn_mem_dependence.
 201
 202 2013-01-28  Richard Biener  <rguenther@suse.de>
 203
 204         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
 205         to a stmt that didn't have one.
 206         (copy_phis_for_bb): Likewise for PHI arguments.
 207         (copy_debug_stmt): Likewise for debug stmts.
 208
 209 2013-01-28  Richard Biener  <rguenther@suse.de>
 210
 211         PR tree-optimization/56034
 212         * tree-loop-distribution.c (enum partition_kind): Add
 213         PKIND_REDUCTION.
 214         (partition_builtin_p): Adjust.
 215         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
 216         it is the last partition.
 217         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
 218         up the vertex for the definition.
 219         (classify_partition): Classify whether a partition is a
 220         PKIND_REDUCTION, thus has uses outside of the loop.
 221         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
 222         Merge all PKIND_REDUCTION partitions into the last partition.
 223         (tree_loop_distribution): Seed partitions from reductions as well.
 224
 225 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 226
 227         PR tree-optimization/56125
 228         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
 229         pow(x,c) into sqrt(x) * powi(x, n/2) or
 230         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
 231         optimizing for size.
 232         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
 233         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
 234         integer.
 235
 236         PR tree-optimization/56094
 237         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
 238         to UNKNOWN_LOCATION while gimplifying expr.
 239
 240 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
 241
 242         PR target/56114
 243         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
 244         operand 0 in movabs insn template for -masm=intel asm alternative.
 245         (*movabs<mode>_2): Ditto for operand 1.
 246
 247 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
 248
 249         PR target/54663
 250         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
 251         of microblaze-c.o
 252
 253 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 254
 255         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
 256         tm_file.
 257
 258 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 259
 260         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
 261         Undef to avoid warning.
 262
 263 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
 264
 265         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
 266         * configure: Regenerate.
 267
 268 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
 269
 270         PR tree-optimization/56098
 271         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
 272         for stmts with volatile ops.
 273         (cond_store_replacement): Don't optimize if assign has volatile ops.
 274         (cond_if_else_store_replacement_1): Don't optimize if either
 275         then_assign or else_assign have volatile ops.
 276         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
 277         volatile ops.
 278
 279 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 280
 281         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
 282
 283 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 284
 285         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
 286         missing ':' in asm example.
 287
 288 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
 289
 290         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
 291         entries into lane and laneq entries.
 292         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
 293         Remove AdvSIMD scalar modes.
 294         (aarch64_sq<r>dmulh_laneq<mode>): New.
 295         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
 296         modes.
 297         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
 298         builtin implementations to relfect changes in RTL in aarch64-simd.md.
 299         * config/aarch64/iterators.md (VCOND): New.
 300         (VCONQ): New.
 301
 302 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 303
 304         PR target/54222
 305         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
 306         Add NULL LIBNAME argument to existing definitions.
 307         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
 308         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
 309         * config/avr/avr.c (DEF_BUILTIN): Same.
 310         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
 311         (avr_expand_builtin): Expand to a vanilla call if a libgcc
 312         implementation is available (DECL_ASSEMBLER_NAME is set).
 313         (avr_fold_absfx): New static function.
 314         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
 315         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
 316         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
 317         AVR_BUILTIN_ABSLLK.
 318         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
 319         (abshk, absk, abslk, absllk): Provide as static inline functions.
 320
 321 2013-01-25  Marek Polacek  <polacek@redhat.com>
 322
 323         PR tree-optimization/56035
 324         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
 325
 326 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 327
 328         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
 329         (*movtf_internal_rex64): Add (!o,C) alternative
 330         (*movxf_internal_rex64): Ditto.
 331         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
 332
 333 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
 334
 335         * doc/invoke.texi: fix typo.
 336         * doc/objc.texi: fix typo.
 337
 338 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
 339
 340         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
 341         for the first two alternatives.
 342
 343 2013-01-24  Diego Novillo  <dnovillo@google.com>
 344
 345         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
 346         (ggc-zone.o): Remove.
 347         * configure.ac: Remove option --with-gc.
 348         * configure: Re-generate.
 349         * doc/install.texi: Remove documentation for --with-gc.
 350         * gengtype.c (write_enum_defn): Remove.  Update all users.
 351         (write_Types_process_field): Remove generation of gt_e_* argument.
 352         (output_type_enum): Remove.  Update all users.
 353         (write_enum_defn): Remove.  Update all users.
 354         (enum alloc_zone): Remove.  Update all users.
 355         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
 356         * ggc-common.c (ggc_splay_alloc): Remove first argument.
 357         Update all callers.
 358         (struct ptr_data): Remove field TYPE.  Update all users.
 359         (gt_pch_note_object): Remove argument TYPE.  Update all users.
 360         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
 361         Update all users.
 362         * ggc-none.c (ggc_alloc_typed_stat): Remove.
 363         (struct alloc_zone): Remove.
 364         (ggc_internal_alloc_zone_stat): Remove.
 365         (ggc_internal_cleared_alloc_zone_stat): Remove.
 366         * ggc-page.c (ggc_alloc_typed_stat): Remove.
 367         (ggc_pch_count_object): Remove last argument.  Update all users.
 368         (ggc_pch_alloc_object): Remove last argument.  Update all users.
 369         (struct alloc_zone): Remove.
 370         * ggc-zone.c: Remove.
 371         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
 372         (struct alloc_zone): Remove.
 373         (ggc_alloc_typed_stat): Remove.
 374         (ggc_alloc_typed): Remove.
 375         (ggc_splay_alloc): Remove first argument.
 376         (rtl_zone): Remove.  Update all users.
 377         (tree_zone): Remove.  Update all users.
 378         (tree_id_zone): Remove.  Update all users.
 379         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
 380         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
 381         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
 382         * tree-ssanames.c: Remove references to zone allocator in comments.
 383
 384 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
 385
 386         * config/avr/avr.c (avr_out_fract): Make register numbers that
 387         might be outside of source operand signed.
 388
 389 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
 390
 391         * config/i386/constraints.md (Yf): New constraint.
 392         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
 393         of f constraint to conditionaly disable x87 register preferences.
 394         (*movdf_internal): Ditto.
 395         (*movsf_internal): Ditto.
 396
 397 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
 398
 399         PR inline-asm/55934
 400         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
 401         that have operands with impossible constraints.
 402         Add a FIXME for a speed-up opportunity.
 403         * lra-constraints.c (process_alt_operands): Verify that a class
 404         selected from constraints on asms is valid for the operand mode.
 405         (curr_insn_transform): Remove incorrect comment.
 406
 407 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
 408
 409         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
 410         TOC operand is a valid symbol ref in the constant pool.
 411
 412 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 413
 414         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
 415
 416 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
 417
 418         PR target/54222
 419         * config/avr/stdfix.h: New file.
 420         * t-avr (stdfix-gcc.h): New rule to build it.
 421         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
 422
 423 2013-01-23  Kostya Serebryany  <kcc@google.com>
 424
 425         * config/darwin.h: remove dependency on
 426         CoreFoundation (asan on Mac OS).
 427
 428 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
 429
 430         PR target/49069
 431         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
 432         instead of cmpdi_operand for first comparison operand.
 433         Don't assert that comparison operands aren't both constants.
 434
 435 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 436
 437         * doc/install.texi (Downloading the Source): Update references to
 438         downloading separate components.
 439
 440 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 441
 442         * doc/extend.texi (__int128): Improve grammar.
 443
 444 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
 445
 446         PR target/56028
 447         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
 448         alternative to (o,r).
 449         (*movdi_internal_rex64): Remove (!o,n) alternative.
 450         (DImode immediate->memory splitter): Remove.
 451         (DImode immediate->memory peephole2): Remove.
 452         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
 453         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
 454         alternative to (!o,*r).
 455         (*movtf_internal_sse): New pattern.
 456         (*movxf_internal_rex64): New pattern.
 457         (*movxf_internal): Disable for TARGET_64BIT.
 458         (*movdf_internal_rex64): Remove (!o,F) alternative.
 459
 460 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
 461
 462         PR middle-end/56074
 463         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
 464         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
 465         * tree-vect-loop-manip.c (find_loop_location): Also ignore
 466         stmt locations where LOCATION_LOCUS of the stmt location is
 467         UNKNOWN_LOCATION or BUILTINS_LOCATION.
 468
 469         PR target/55686
 470         * config/i386/i386.md (UNSPEC_STOS): New.
 471         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
 472         *strsetqi_1): Add UNSPEC_STOS.
 473
 474 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
 475
 476         PR c++/56067
 477         * doc/invoke.texi: Remove left over -Wsynth example.
 478
 479 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 480
 481         PR tree-optimization/56051
 482         * fold-const.c (fold_binary_loc): Don't fold
 483         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
 484         a narrowing conversion, or widening conversion from signed
 485         to unsigned.
 486
 487 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 488
 489         PR rtl-optimization/56023
 490         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
 491         dependent on debug instruction.
 492
 493 2013-01-21  Martin Jambor  <mjambor@suse.cz>
 494
 495         PR middle-end/56022
 496         * function.c (allocate_struct_function): Call
 497         invoke_set_current_function_hook earlier.
 498
 499 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 500
 501         * reload1.c (init_reload): Only initialize reload_obstack
 502         during the first call.
 503
 504 2013-01-21  Marek Polacek  <polacek@redhat.com>
 505
 506         * cfgloop.c (verify_loop_structure): Fix up grammar.
 507
 508 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
 509
 510         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
 511         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
 512
 513 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 514
 515         PR target/56058
 516         * config/arm/marvell-pj4.md: Update copyright year.
 517         Fix up use of alu to alu_reg and simple_alu_imm.
 518
 519 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 520
 521         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
 522
 523 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
 524
 525         PR target/55433
 526         * lra-constraints.c (curr_insn_transform): Don't reuse original
 527         insn for secondary memory move when memory mode should be different.
 528
 529 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 530
 531         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
 532         atomic_storedi_1): New patterns.
 533
 534 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
 535
 536         btver2 pipeline descriptions.
 537         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
 538         descriptions.
 539         * config/i386/i386.md (btver2_decode): New type attributes.
 540         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
 541         type attributes.
 542         * config/i386/btver2.md: New file describing btver2 pipelines.
 543
 544 2013-01-19  Andrew Pinski  <apinski@cavium.com>
 545
 546         PR tree-optimization/52631
 547         * tree-ssa-sccvn (visit_use): Before looking up the original
 548         statement, try looking up the simplified expression.
 549
 550 2013-01-19  Anthony Green  <green@moxielogic.com>
 551
 552         * config/moxie/moxie.c (moxie_expand_prologue): Set
 553         current_function_static_stack_size.
 554
 555 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 556
 557         PR tree-optimization/56029
 558         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
 559         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
 560
 561 2013-01-18  Sharad Singhai  <singhai@google.com>
 562
 563         PR tree-optimization/55995
 564         * dumpfile.c (dump_loc): Print location only if available.
 565         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
 566
 567 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
 568
 569         PR target/55433
 570         * lra-constraints.c (curr_insn_transform): Reuse original insn for
 571         secondary memory move.
 572         (inherit_reload_reg): Use rclass instead of cl for
 573         check_secondary_memory_needed_p.
 574
 575 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 576
 577         PR middle-end/56015
 578         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
 579         the case where writing real complex part of target modifies op1.
 580
 581 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
 582
 583         * config/aarch64/aarch64-simd.md
 584         (aarch64_vcond_internal<mode>): Handle unordered cases.
 585         * config/aarch64/iterators.md (v_cmp_result): New.
 586
 587 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
 588             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 589
 590         * config/arm/marvell-pj4.md: New file.
 591         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
 592         * config/arm/arm.md (generic_sched): Add marvell_pj4.
 593         (generic_vfp): Likewise.
 594         * config/arm/arm-cores.def: Add marvell-pj4.
 595         * config/arm/arm-tune.md: Regenerate.
 596         * config/arm/arm-tables.opt: Regenerate.
 597         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
 598         * doc/invoke.texi: Document marvell-pj4.
 599
 600 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
 601
 602         * config/aarch64/arm_neon.h: Map scalar types to standard types.
 603
 604 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 605
 606         PR debug/54114
 607         PR debug/54402
 608         PR debug/49888
 609         * var-tracking.c (negative_power_of_two_p): New.
 610         (global_get_addr_cache, local_get_addr_cache): New.
 611         (get_addr_from_global_cache, get_addr_from_local_cache): New.
 612         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
 613         heading comment.
 614         (vt_stack_offset_p): Remove.
 615         (vt_canon_true_dep): Always canonicalize loc's address.
 616         (clobber_overlapping_mems): Make sure we have a MEM.
 617         (local_get_addr_clear_given_value): New.
 618         (val_reset): Clear local cached entries.
 619         (compute_bb_dataflow): Create and release the local cache.
 620         Disable duplicate MEMs clobbering.
 621         (emit_notes_in_bb): Clobber MEMs likewise.
 622         (vt_emit_notes): Create and release the local cache.
 623         (vt_initialize, vt_finalize): Create and release the global
 624         cache, respectively.
 625         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
 626
 627 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 628
 629         PR libmudflap/53359
 630         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
 631         not found in the symtab.
 632
 633 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 634
 635         PR debug/56006
 636         PR rtl-optimization/55547
 637         PR rtl-optimization/53827
 638         PR debug/53671
 639         PR debug/49888
 640         * alias.c (offset_overlap_p): New, factored out of...
 641         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
 642         the conservative special case for symbolic constants.  Don't
 643         adjust zero sizes on alignment.
 644
 645 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
 646
 647         PR rtl-optimization/52573
 648         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
 649         REG_UNUSED for the same register.
 650
 651 2013-01-17  Richard Biener  <rguenther@suse.de>
 652             Marek Polacek  <polacek@redhat.com>
 653
 654         PR rtl-optimization/55833
 655         * loop-unswitch.c (unswitch_loops): Move loop verification...
 656         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
 657         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
 658         Set it to true when we're removing a loop from hierarchy tree in
 659         an irreducible region.
 660         (fix_bb_placements): Adjust caller.
 661         (fix_loop_placements): Likewise.
 662
 663 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
 664
 665         * config/avr/builtins.def (DEF_BUILTIN): Factor out
 666         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
 667         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
 668         Remove ID.  Adjust comments.
 669         * config/avr/avr-c.c (avr_builtin_name): Remove.
 670         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
 671         * config/avr/avr.c (avr_tolower): New static function.
 672         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
 673         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
 674         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
 675         default expansion.
 676
 677 2013-01-17  Jan Hubicka  <jh@suse.cz>
 678
 679         PR tree-optimization/55273
 680         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
 681
 682 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
 683
 684         PR target/55981
 685         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
 686         store through atomic_store<mode>_1.
 687         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
 688
 689 2013-01-17  Martin Jambor  <mjambor@suse.cz>
 690
 691         PR tree-optimizations/55264
 692         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
 693         for virtual methods.
 694         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
 695         virtual methods before inlining is over.
 696         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
 697         virtual functions.
 698         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
 699         non-virtual.
 700
 701 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
 702
 703         PR rtl-optimization/56005
 704         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
 705         pending reads for prefetch.
 706
 707 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
 708
 709         * config/aarch64/aarch64.md
 710         (*cstoresi_neg_uxtw): New pattern.
 711         (*cmovsi_insn_uxtw): New pattern.
 712         (*<optab>si3_uxtw): New pattern.
 713         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
 714         (*<optab>si3_insn_uxtw): New pattern.
 715         (*bswapsi2_uxtw): New pattern.
 716
 717 2013-01-16  Richard Biener  <rguenther@suse.de>
 718
 719         * tree-inline.c (tree_function_versioning): Remove set but
 720         never used variable.
 721
 722 2013-01-16  Richard Biener  <rguenther@suse.de>
 723
 724         PR tree-optimization/55964
 725         * tree-flow.h (rename_variables_in_loop): Remove.
 726         (rename_variables_in_bb): Likewise.
 727         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
 728         (copy_loop_before): Adjust and delete update-ssa status.
 729         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
 730         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
 731         (rename_variables_in_loop): Remove.
 732         (slpeel_update_phis_for_duplicate_loop): Likewise.
 733         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
 734         use available cfg machinery instead of duplicating it.
 735         Update PHI nodes and perform poor-mans SSA update here.
 736         (slpeel_tree_peel_loop_to_edge): Adjust.
 737
 738 2013-01-16  Richard Biener  <rguenther@suse.de>
 739
 740         PR tree-optimization/54767
 741         PR tree-optimization/53465
 742         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
 743         (vrp_visit_phi_node): For PHI arguments coming via backedges
 744         drop all symbolical range information.
 745         (execute_vrp): Compute backedges.
 746
 747 2013-01-16  Richard Biener  <rguenther@suse.de>
 748
 749         * doc/install.texi: Update CLooG and ISL requirements to
 750         0.18.0 and 0.11.1.
 751
 752 2013-01-16  Christian Bruel  <christian.bruel@st.com>
 753
 754         PR target/55301
 755         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
 756         (broken_move): Handle UNSPECV_SP_SWITCH_B.
 757         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
 758
 759 2013-01-16  DJ Delorie  <dj@redhat.com>
 760
 761         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
 762         (UNSPECV_SP_SWITCH_E): New.
 763         (sp_switch_1): Change to an unspec.
 764         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
 765         replace $r15.
 766
 767 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
 768
 769         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
 770         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
 771         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
 772         (expand_mem_thread_fence): Ditto.
 773         (expand_mem_signal_fence): Ditto.
 774         (expand_atomic_load): Ditto.
 775         (expand_atomic_store): Ditto.
 776
 777 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
 778
 779         PR rtl-optimization/55547
 780         PR rtl-optimization/53827
 781         PR debug/53671
 782         PR debug/49888
 783         * alias.c (memrefs_conflict_p): Set sizes to negative after
 784         AND adjustments.
 785
 786 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
 787
 788         PR target/55940
 789         * function.c (thread_prologue_and_epilogue_insns): Always
 790         add crtl->drap_reg to set_up_by_prologue.set, even if
 791         stack_realign_drap is false.
 792
 793 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
 794
 795         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
 796         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
 797         *call): Fix indention.
 798
 799 2013-01-15  Tom de Vries  <tom@codesourcery.com>
 800
 801         PR target/55876
 802         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
 803         Update comment.
 804
 805 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
 806
 807         PR rtl-optimization/55153
 808         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
 809
 810 2013-01-15  Martin Jambor  <mjambor@suse.cz>
 811
 812         PR tree-optimization/55920
 813         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
 814         accesses as grp_to_be_debug_replaced.
 815
 816 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
 817
 818         PR tree-optimization/55920
 819         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
 820         there is non-useless type conversion needed from debug rhs to lhs,
 821         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
 822
 823 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
 824             Mikael Pettersson  <mikpe@it.uu.se>
 825
 826         PR target/43961
 827         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
 828         Thumb.
 829         (ASM_OUTPUT_CASE_LABEL): Remove.
 830         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
 831         * final.c (shorten_branches): Update alignment of labels before
 832         jump tables if CASE_VECTOR_SHORTEN_MODE.
 833
 834 2013-01-15  Richard Biener  <rguenther@suse.de>
 835
 836         PR bootstrap/55961
 837         * system.h: Do not include gmp.h for building host tools.
 838
 839 2013-01-15  Richard Biener  <rguenther@suse.de>
 840
 841         PR middle-end/55882
 842         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
 843         account for bitpos when computing alignment.
 844
 845 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
 846
 847         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
 848         (ix86_target_macros_internal): Likewise.
 849
 850         * config/i386/i386.c (m_CORE2I7): Removed.
 851         (m_CORE_HASWELL): New macro.
 852         (m_CORE_ALL): Likewise.
 853         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
 854         (initial_ix86_arch_features): Likewise.
 855         (processor_target_table): Initializations for Core avx2.
 856         (cpu_names): New names "core-avx2".
 857         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
 858         PROCESSOR_CORE_HASWELL.
 859         (ix86_issue_rate): New case.
 860         (ia32_multipass_dfa_lookahead): Likewise.
 861         (ix86_sched_init_global): Likewise.
 862
 863         * config/i386/i386.h (TARGET_HASWELL): New macro.
 864         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
 865         (processor_type): New PROCESSOR_HASWELL.
 866
 867 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
 868
 869         PR tree-optimization/55955
 870         * tree-vect-loop.c (vectorizable_reduction): Give up early on
 871         *SHIFT_EXPR and *ROTATE_EXPR codes.
 872
 873         PR tree-optimization/48766
 874         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
 875         -ftrapv disable -fwrapv.
 876
 877 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 878
 879         PR target/55974
 880         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
 881         etc. to 1 and not to __flash.
 882         Use LL suffix for __INT24_MAX__ with -mint8.
 883         Use ULL suffix for __UINT24_MAX__ with -mint8.
 884
 885 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 886
 887         * config/avr/avr-arch.h
 888         (struct base_arch_s): Use typedef avr_arch_t instead.
 889         (struct arch_info_s): Use typedef avr_arch_info_t instead.
 890         (struct mcu_type_s): Use typedef avr_mcu_t instead.
 891         * config/avr/avr.c: Same.
 892         * config/avr/avr-devices.c: Same.
 893         * config/avr/driver-avr.c: Same.
 894         * config/avr/gen-avr-mmcu-texi.c: Same.
 895         * config/avr/avr-mcus.def: Adjust comment.
 896
 897 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
 898
 899         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
 900         * config/aarch64/iterators.md (VALLDI): New.
 901
 902 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
 903             Andi Kleen  <ak@linux.intel.com>
 904
 905         PR target/55948
 906         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
 907         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
 908         memmodel flag.
 909
 910 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 911
 912         * config/avr/avr-stdint.h: Remove trailing blanks.
 913         * config/avr/avr-log.h: Same.
 914         * config/avr/avr-arch.h: Same.
 915         * config/avr/avr-devices.c: Same.
 916         * config/avr/avr-dimode.md: Same.
 917         * config/avr/predicates.md: Same.
 918         * config/avr/avr-c.c: Same.  And fix typo.
 919
 920         * config/avr/avr-protos.h: Same.  And:
 921         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
 922         (init_cumulative_args): Rename to avr_init_cumulative_args.
 923         (expand_prologue): Rename to avr_expand_prologue.
 924         (expand_epilogue): Rename to avr_expand_epilogue.
 925         (adjust_insn_length): Rename to avr_adjust_insn_length.
 926         (notice_update_cc): Rename to avr_notice_update_cc.
 927         (final_prescan_insn): Rename to avr_final_prescan_insn.
 928         * config/avr/avr.c: Same.
 929         * config/avr/avr.h: Same.
 930         * config/avr/avr.md: Remove trailing blanks.
 931         (prologue): Use avr_expand_prologue.
 932         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
 933
 934 2013-01-14  Richard Biener  <rguenther@suse.de>
 935
 936         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
 937         verify_location, collect_subblocks): New functions.
 938         (verify_gimple_in_cfg): Verify that locations only reference
 939         BLOCKs in the functions BLOCK tree.
 940
 941 2013-01-14  Richard Biener  <rguenther@suse.de>
 942
 943         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
 944         PHI argument.
 945         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
 946         unshare reference.
 947         (insert_out_of_ssa_copy_on_edge): Likewise.
 948         (rewrite_close_phi_out_of_ssa): Likewise.
 949         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
 950         debug expressions.
 951         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
 952         propagated constants.
 953         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
 954         can not be shared.
 955
 956 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 957
 958         * config/avr/avr-modes.def: Add GPL copyright notice.
 959
 960 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
 961
 962         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
 963         MEMMODEL_MASK to determine memory model.
 964         (atomic_store<mode>): Ditto from operands[2].
 965         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
 966
 967 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
 968
 969         PR fortran/55935
 970         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
 971         (fold_gimple_assign): Don't call unshare_expr here.
 972         (fold_ctor_reference): Call unshare_expr.
 973
 974 2013-01-13  Terry Guo  <terry.guo@arm.com>
 975
 976         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
 977         * doc/fragments.texi: Document MULTILIB_REUSE.
 978         * gcc.c (multilib_reuse): New internal spec.
 979         (set_multilib_dir): Also search multilib from multilib_reuse.
 980         * genmultilib (tmpmultilib3): Refactor code.
 981         (tmpmultilib4): Ditto.
 982         (multilib_reuse): New multilib argument.
 983
 984 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
 985
 986         * Makefile.in: Update copyright.
 987
 988 2013-01-12  Tom de Vries  <tom@codesourcery.com>
 989
 990         PR middle-end/55890
 991         * calls.c (expand_call): Check if arg_nr is valid.
 992
 993 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
 994
 995         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
 996         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
 997         documentation.  Add missing '__' in front of
 998         __builtin_ia32_packssdw256.
 999
1000 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1001
1002         PR target/55719
1003         * config/s390/s390.c (s390_preferred_reload_class): Do not return
1004         NO_REGS for larl operands.
1005         (s390_reload_larl_operand): Use s390_load_address instead of
1006         emit_move_insn.
1007
1008 2013-01-11  Richard Biener  <rguenther@suse.de>
1009
1010         * tree-cfg.c (verify_node_sharing_1): Split out from ...
1011         (verify_node_sharing): ... here.
1012         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
1013
1014 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1015
1016         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
1017         Substitute TREECHECKING.
1018         * configure: Regenerate.
1019         * Makefile.in (TREECHECKING): New.
1020
1021 2013-01-11  Richard Guenther  <rguenther@suse.de>
1022
1023         PR tree-optimization/44061
1024         * tree-vrp.c (extract_range_basic): Compute zero as
1025         value-range for __builtin_constant_p of function parameters.
1026
1027 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
1028
1029         Update copyright years.
1030
1031 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
1032
1033         PR rtl-optimization/55672
1034         * lra-eliminations.c (mark_not_eliminable): Permit addition with
1035         const to be eliminable.
1036
1037 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
1038
1039         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
1040         * configure: Regenerate.
1041
1042 2013-01-10  Richard Biener  <rguenther@suse.de>
1043
1044         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
1045
1046 2013-01-10  Richard Biener  <rguenther@suse.de>
1047
1048         PR bootstrap/55792
1049         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
1050         locations for virtual PHI arguments.
1051         (rewrite_update_phi_arguments): Likewise.
1052
1053 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
1054
1055         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
1056         on to assembler.
1057
1058 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
1059
1060         PR tree-optimization/55921
1061         * tree-complex.c (expand_complex_asm): New function.
1062         (expand_complex_operations_1): Call it for GIMPLE_ASM.
1063
1064 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1065
1066         PR target/55718
1067         * config/s390/s390.c (s390_symref_operand_p)
1068         (s390_loadrelative_operand_p): Merge the two functions.
1069         (s390_check_qrst_address, print_operand_address): Add parameters
1070         to s390_loadrelative_operand_p invokation.
1071         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
1072         (s390_reload_larl_operand, s390_secondary_reload): Use
1073         s390_loadrelative_operand_p instead of s390_symref_operand_p.
1074         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
1075
1076 2013-01-09  Mike Stump  <mikestump@comcast.net>
1077
1078         * dse.c (record_store): Remove unnecessary assert.
1079
1080 2013-01-09  Jan Hubicka  <jh@suse.cz>
1081
1082         PR tree-optimization/55569
1083         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
1084         * cfgloop.h (scale_loop_profile): Likewise.
1085
1086 2013-01-09  Jan Hubicka  <jh@suse.cz>
1087
1088         PR lto/45375
1089         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
1090         functions.
1091         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
1092
1093 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
1094
1095         PR middle-end/55114
1096         * expr.h (maybe_emit_group_store): Declare.
1097         * expr.c (maybe_emit_group_store): New function.
1098         * builtins.c (expand_builtin_int_roundingfn): Call it.
1099         (expand_builtin_int_roundingfn_2): Likewise.
1100
1101 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
1102
1103         PR rtl-optimization/55829
1104         * lra-constraints.c (match_reload): Add code for absent output.
1105         (curr_insn_transform): Add code for reloads of matched inputs
1106         without output.
1107
1108 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
1109
1110         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1111         attribute of movddup insn to DF.
1112         (*vec_interleave_lowv2df): Ditto.
1113         (vec_dupv2df): Ditto.
1114
1115 2013-01-09  Jan Hubicka  <jh@suse.cz>
1116
1117         PR tree-optimiation/55875
1118         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
1119         EVERY_ITERATION parameter.
1120         (number_of_iterations_exit): Check if exit is executed every iteration.
1121         (idx_infer_loop_bounds): Similarly here.
1122         (n_of_executions_at_most): Simplify
1123         to only test for cases where statement is dominated by the
1124         particular bound; handle correctly the "postdominance" test.
1125         (scev_probably_wraps_p): Use max loop iterations info
1126         as a global bound first.
1127
1128 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
1129             Nick Clifton  <nickc@redhat.com>
1130
1131         * config/v850/v850.md (cbranchsf4): New pattern.
1132         (cstoresf4): New pattern.
1133         (cbranchdf4): New pattern.
1134         (cstoredf4): New pattern.
1135         (movsicc): Disallow floating point comparisons.
1136         (cmpsf_le_insn): Fix order of operators.
1137         (cmpsf_lt_insn): Likewise.
1138         (cmpsf_eq_insn): Likewise.
1139         (cmpdf_le_insn): Likewise.
1140         (cmpdf_lt_insn): Likewise.
1141         (cmpdf_eq_insn): Likewise.
1142         (cmpsf_ge_insn): Use LE comparison.
1143         (cmpdf_ge_insn): Likewise.
1144         (cmpsf_gt_insn): Use LT comparison.
1145         (cmpdf_gt_insn): Likewise.
1146         (cmpsf_ne_insn): Delete pattern.
1147         (cmpdf_ne_insn): Delete pattern.
1148         * config/v850/v850.c (v850_gen_float_compare): Use
1149         gen_cmpdf_eq_insn for NE comparison.
1150         (v850_float_z_comparison_operator)
1151         (v850_float_nz_comparison_operator): Move from here ...
1152         * config/v850/predicates.md: ... to here.  Move GT and GE
1153         comparisons into v850_float_z_comparison_operator.
1154         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
1155         Delete prototype.
1156         (v850_float_nz_comparison_operator): Likewise.
1157
1158 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1159
1160         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
1161         with calls to gen_insvsi/gen_insvdi.
1162
1163 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1164
1165         * config/i386/i386.c (initial_ix86_tune_features): Set up
1166         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
1167
1168 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
1169             Jakub Jelinek  <jakub@redhat.com>
1170
1171         PR tree-optimization/48189
1172         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1173         If nitercst is 0, don't predict the exit edge.
1174
1175 2013-01-08   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1176
1177         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
1178         in asm_fprintf with reg_names.
1179         (aarch64_print_operand_address): Likewise.
1180         (aarch64_return_addr): Likewise.
1181         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
1182
1183 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1184
1185         * config/pa/pa.h (VAL_U6_BITS_P): Define.
1186         (INT_U6_BITS): Likewise.
1187         * config/pa/predicates.md (uint6_operand): New predicate.
1188         (shift5_operand, shift6_operand): Likewise.
1189         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
1190         arith32_operand.
1191         (lshrdi3): Use shift6_operand.
1192         (shrpsi4, shrpdi4): New insn patterns.
1193         (extzv): Delete expander.
1194         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
1195         predicates in unamed zero extract patterns.  Tighten common constraint.
1196         (extv): Delete expander.
1197         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
1198         predicates in unamed sign extract patterns.  Tighten common constraint.
1199         (insv): Delete expander.
1200         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
1201         predicates in unamed insert patterns.  Tighten common constraint.
1202         Change uint32_operand predicate to uint6_operand predicate in unamed
1203         DImode pattern to insert constant values of type 1...1xxxx.
1204
1205 2013-01-04  Jan Hubicka  <jh@suse.cz>
1206
1207         PR tree-optimization/55823
1208         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
1209         issue.
1210
1211 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1212             Uros Bizjak  <ubizjak@gmail.com>
1213
1214         PR rtl-optimization/55845
1215         * df-problems.c (can_move_insns_across): Stop scanning at
1216         volatile_insn_p source instruction or give up if
1217         across_from .. across_to range contains any volatile_insn_p
1218         instructions.
1219
1220 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1221
1222         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
1223         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
1224         Declare.
1225         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
1226         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
1227
1228 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1229
1230         PR fortran/55341
1231         * asan.c (asan_clear_shadow): New function.
1232         (asan_emit_stack_protection): Use it.
1233
1234 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1235
1236         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
1237         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
1238         with tab instead of space.
1239
1240 2013-01-08  Nick Clifton  <nickc@redhat.com>
1241
1242         * config/rl78/rl78.c (rl78_expand_prologue): Always select
1243         register bank 0 at the start of an interrupt handler.
1244         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
1245         MDBH registers.
1246
1247 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1248
1249         * config/aarch64/aarch64-simd.md
1250         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
1251         (aarch64_simd_bsl): Likewise.
1252         (aarch64_vcond_internal<mode>): Likewise.
1253         (vcond<mode><mode>): Likewise.
1254         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
1255         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
1256
1257 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1258
1259         * config/aarch64/aarch64-builtins.c
1260         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
1261
1262 2013-01-08  Martin Jambor  <mjambor@suse.cz>
1263
1264         PR debug/55579
1265         * tree-sra.c (analyze_access_subtree): Return true also after
1266         potentially creating a debug-only replacement.
1267
1268 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1269
1270         PR middle-end/55890
1271         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
1272
1273         PR tree-optimization/54120
1274         * tree-vrp.c (range_fits_type_p): Don't allow
1275         src_precision < precision from signed vr to unsigned_p
1276         if vr->min or vr->max is negative.
1277         (simplify_float_conversion_using_ranges): Test can_float_p
1278         against CODE_FOR_nothing.
1279
1280 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1281             Richard Biener  <rguenther@suse.de>
1282
1283         PR middle-end/55851
1284         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
1285         types instead of just INTEGER_TYPE types.
1286
1287 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
1288
1289         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
1290         TF_SIZE): Define.
1291
1292 2013-01-07  Steve Ellcey  <sellcey@mips.com>
1293
1294         PR target/42661
1295         * config/mips/mips.opt: Change mad to mmad to match documentation.
1296
1297 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1298
1299         PR target/55897
1300         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1301         .progmemx.data now.
1302
1303 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1304
1305         PR target/55897
1306         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1307         (avr_addrspace_t): Add .section_name field.
1308         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1309         array size.
1310         (avr_addrspace): Same.  Initialize .section_name.  Remove last
1311         NULL entry.  Put __memx into .progmemx.data.
1312         (progmem_section_prefix): Remove.
1313         (avr_asm_init_sections): No need to initialize progmem_section.
1314         (avr_asm_named_section): Use avr_addrspace[].section_name to get
1315         section name prefix.
1316         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
1317         retrieve the progmem section.
1318         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1319         boundary to run over avr_addrspace[].
1320         (avr_register_target_pragmas): Ditto.
1321
1322 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
1323
1324         * varasm.c (output_constant_def_contents): For asan_protect_global
1325         protected strings, adjust DECL_ALIGN if needed, before testing for
1326         anchored symbols.
1327         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
1328         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
1329         normal decls.
1330         (output_object_block): For asan protected decls, emit asan padding
1331         after their contents.
1332         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
1333         (asan_finish_file): Test it here instead.
1334
1335 2013-01-07   Nick Clifton  <nickc@redhat.com>
1336              Matthias Klose  <doko@debian.org>
1337              Doug Kwan  <dougkwan@google.com>
1338              H.J. Lu  <hongjiu.lu@intel.com>
1339
1340         PR driver/55470
1341         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
1342
1343         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
1344
1345         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
1346
1347         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
1348
1349         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
1350
1351 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1352
1353         PR target/54461
1354         * doc/install.texi (Cross-Compiler-Specific Options): Document
1355         --with-avrlibc.
1356
1357 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
1358
1359         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
1360         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
1361         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
1362         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
1363         vqmovun_high_s64): Fix source operand number and update copyright.
1364
1365 2013-01-07  Richard Biener  <rguenther@suse.de>
1366
1367         PR middle-end/55890
1368         * gimple.h (gimple_call_builtin_p): New overload.
1369         * gimple.c (validate_call): New function.
1370         (gimple_call_builtin_p): Likewise.
1371         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1372         Use gimple_call_builtin_p.
1373         (find_func_clobbers): Likewise.
1374         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1375         (strlen_optimize_stmt): Likewise.
1376
1377 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1378
1379         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
1380         (vld1q_dup_*): Likewise.
1381         (vld1_*): Likewise.
1382         (vld1q_*): Likewise.
1383         (vld1_lane_*): Likewise.
1384         (vld1q_lane_*): Likewise.
1385
1386 2013-01-07  Richard Biener  <rguenther@suse.de>
1387
1388         * lto-streamer.h (LTO_minor_version): Bump to 2.
1389
1390 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1391
1392         * config/aarch64/aarch64-protos.h
1393         (aarch64_const_double_zero_rtx_p): Rename to...
1394         (aarch64_float_const_zero_rtx_p): ...this.
1395         (aarch64_float_const_representable_p): New.
1396         (aarch64_output_simd_mov_immediate): Likewise.
1397         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
1398         move immediate case.
1399         * config/aarch64/aarch64.c
1400         (aarch64_const_double_zero_rtx_p): Rename to...
1401         (aarch64_float_const_zero_rtx_p): ...this.
1402         (aarch64_print_operand): Allow printing of new constants.
1403         (aarch64_valid_floating_const): New.
1404         (aarch64_legitimate_constant_p): Check for valid floating-point
1405         constants.
1406         (aarch64_simd_valid_immediate): Likewise.
1407         (aarch64_vect_float_const_representable_p): New.
1408         (aarch64_float_const_representable_p): Likewise.
1409         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
1410         (aarch64_output_simd_mov_immediate): New.
1411         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
1412         (*movdf_aarch64): Likewise.
1413         * config/aarch64/constraints.md (Ufc): New.
1414         (Y): call aarch64_float_const_zero_rtx.
1415         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
1416
1417 2013-01-07  Richard Biener  <rguenther@suse.de>
1418
1419         PR tree-optimization/55888
1420         PR tree-optimization/55862
1421         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
1422         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
1423         not if it is contained therein.
1424
1425 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1426
1427         * config/avr/t-avr: Typo.
1428
1429 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1430
1431         PR55243
1432         * config/avr/t-avr: Don't automatically rebuild
1433         $(srcdir)/config/avr/t-multilib
1434         $(srcdir)/config/avr/avr-tables.opt
1435         $(srcdir)/doc/avr-mmcu.texi
1436         (avr-mcus): New phony target to build them on request.
1437         (s-avr-mlib, s-avr-mmcu-texi): Remove.
1438         * avr/avr-mcus.def: Adjust comments.
1439
1440 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
1441
1442         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
1443
1444 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1445
1446         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
1447
1448 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1449
1450         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
1451
1452 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
1453
1454         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
1455         to generate profiling.
1456         * config/rs6000/aix64.h (LIB_SPEC): Same.
1457
1458 2013-01-04  Andrew Pinski  <apinski@cavium.com>
1459
1460         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
1461         New function.
1462         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1463
1464 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
1465
1466         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
1467         unconditionally.
1468         (ix86_expand_move): Ditto.
1469         (ix86_zero_extend_to_Pmode): Ditto.
1470         (ix86_expand_call): Ditto.
1471         (ix86_expand_special_args_builtin): Ditto.
1472         (ix86_expand_builtin): Ditto.
1473
1474 2013-01-04  Richard Biener  <rguenther@suse.de>
1475
1476         PR tree-optimization/55862
1477         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
1478         translating them through PHI nodes.
1479
1480 2013-01-04  Martin Jambor  <mjambor@suse.cz>
1481
1482         PR tree-optimization/55755
1483         * tree-sra.c (sra_modify_assign): Do not check that an access has no
1484         children when trying to avoid producing a VIEW_CONVERT_EXPR.
1485
1486 2013-01-04  Marek Polacek  <polacek@redhat.com>
1487
1488         PR middle-end/55859
1489         * opts.c (default_options_optimization): Clarify error message.
1490
1491 2013-01-04  Richard Biener  <rguenther@suse.de>
1492
1493         PR middle-end/55863
1494         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
1495         reassociation.
1496
1497 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1498
1499         PR target/53789
1500         * config/pa/pa.md (movsi): Revert previous change.
1501         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1502         references.
1503
1504 2013-01-03  Richard Henderson  <rth@redhat.com>
1505
1506         * config/i386/i386.c (ix86_expand_move): Always assign to op1
1507         after eliminating TLS symbols.
1508
1509 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
1510
1511         PR bootstrap/50167
1512         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
1513         * graphite-poly.c (debug_gmp_value): Likewise.
1514
1515 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
1516
1517         PR target/55712
1518         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1519         selected code model, define __code_mode_small__, __code_model_medium__,
1520         __code_model_large__, __code_model_32__ or __code_model_kernel__.
1521         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1522         xchg temporary register with %k.  Declare temporary register as
1523         early clobbered.
1524         [__x86_64__]: For medium and large code models, preserve %rbx register.
1525
1526 2013-01-03  Richard Biener  <rguenther@suse.de>
1527
1528         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
1529         (dump_subscript): Adjust.
1530         (finalize_ddr_dependent): Do not dump redundant info.
1531         (analyze_siv_subscript): Adjust.
1532         (subscript_dependence_tester): Likewise.
1533         (compute_affine_dependence): Likewise.
1534
1535 2013-01-03  Richard Biener  <rguenther@suse.de>
1536
1537         Revert
1538         2013-01-03  Richard Biener  <rguenther@suse.de>
1539
1540         PR tree-optimization/55857
1541         * tree-vect-stmts.c (vectorizable_load): Do not setup
1542         re-alignment for invariant loads.
1543
1544         2013-01-02  Richard Biener  <rguenther@suse.de>
1545
1546         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1547         invariant load do not generate a vector load from the scalar location.
1548
1549 2013-01-03  Richard Biener  <rguenther@suse.de>
1550
1551         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
1552         for not vectorizing.
1553         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
1554         not build INDIRECT_REFs, call get_name once only.
1555         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
1556         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
1557
1558 2013-01-03  Richard Biener  <rguenther@suse.de>
1559
1560         PR tree-optimization/55857
1561         * tree-vect-stmts.c (vectorizable_load): Do not setup
1562         re-alignment for invariant loads.
1563
1564 2013-01-03  Richard Biener  <rguenther@suse.de>
1565
1566         PR lto/55848
1567         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
1568         prefer a built-in decl.
1569
1570 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1571
1572         * gcc.c (process_command): Update copyright notice dates.
1573         * gcov.c (print_version): Likewise.
1574         * gcov-dump.c (print_version): Likewise.
1575
1576         PR rtl-optimization/55838
1577         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1578         iv0.step, iv1.step and step.
1579
1580 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1581             Marc Glisse  <marc.glisse@inria.fr>
1582
1583         PR tree-optimization/55832
1584         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
1585         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
1586         integer_{one,zero}_node.
1587
1588 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1589
1590         PR debug/54402
1591         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
1592         * var-tracking.c (reverse_op): Don't add reverse ops to
1593         VALUEs that have already
1594         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
1595
1596 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
1597
1598         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
1599
1600 2013-01-02  Teresa Johnson  <tejohnson@google.com>
1601
1602         * dumpfile.c (dump_loc): Print filename with location.
1603         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
1604         new location_t parameter to emit complete unroll message with
1605         new dump framework.
1606         (canonicalize_loop_induction_variables): Compute loops location
1607         and pass to try_unroll_loop_completely.
1608         * loop-unroll.c (report_unroll_peel): New function.
1609         (peel_loops_completely): Use new dump format with location
1610         for main dumpfile message, and invoke report_unroll_peel on success.
1611         (decide_unrolling_and_peeling): Ditto.
1612         (decide_peel_once_rolling): Remove old dumpfile message subsumed
1613         by report_unroll_peel.
1614         (decide_peel_completely): Ditto.
1615         (decide_unroll_constant_iterations): Ditto.
1616         (decide_unroll_runtime_iterations): Ditto.
1617         (decide_peel_simple): Ditto.
1618         (decide_unroll_stupid): Ditto.
1619         * cfgloop.c (get_loop_location): New function.
1620         * cfgloop.h (get_loop_location): Declare.
1621
1622 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1623
1624         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
1625         NULL.
1626
1627 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1628
1629         PR middle-end/55198
1630         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
1631         BLKmode objects when EXPAND_MEMORY is specified.
1632
1633 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1634
1635         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
1636         in loop predicate.
1637         (fold_builtin_cpu): Do not share cpu model decls across statements.
1638
1639 2013-01-02  Jason Merrill  <jason@redhat.com>
1640
1641         PR c++/55804
1642         * tree.c (build_array_type_1): Revert earlier change.
1643
1644 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
1645
1646         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
1647         "cortex-a57".
1648         * config/aarch64/aarch64-tune.md: Re-generate.
1649
1650 2013-01-02  Richard Biener  <rguenther@suse.de>
1651
1652         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1653         invariant load do not generate a vector load from the scalar location.
1654
1655 2013-01-02  Richard Biener  <rguenther@suse.de>
1656
1657         PR bootstrap/55784
1658         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
1659         * configure: Regenerate.
1660
1661 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1662
1663         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
1664         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
1665         (expand_builtin_int_roundingfn_2): Keep the original target around
1666         for the fallback case.
1667
1668 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1669
1670         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
1671         to be clear for sign changes.
1672
1673 2013-01-01  Jan Hubicka  <jh@suse.cz>
1674
1675         * ipa-inline-analysis.c: Fix formatting.
1676
1677 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
1678
1679         PR tree-optimization/55831
1680         * tree-vect-loop.c (get_initial_def_for_induction): Use
1681         gsi_after_labels instead of gsi_start_bb.
1682 \f
1683 Copyright (C) 2013 Free Software Foundation, Inc.
1684
1685 Copying and distribution of this file, with or without modification,
1686 are permitted in any medium without royalty provided the copyright
1687 notice and this notice are preserved.