gcc/ChangeLog

   1 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
   2             Andrew Dixie  <andrewd@gentrack.com>
   3
   4         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
   5         flag set.
   6
   7 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
   8
   9         * expmed.c (extract_bit_field_1): Pass the full width of the
  10         structure to get_best_reg_extraction_insn.
  11
  12 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
  13
  14         PR target/54601
  15         * configure.ac (use_cxa_atexit): Add AIX.
  16         * configure: Regenerate.
  17
  18         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
  19
  20 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
  21
  22         PR debug/54793
  23         * final.c (need_profile_function): New variable.
  24         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
  25         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
  26         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
  27         notes, targetm.asm_out.function_prologue doesn't emit anything,
  28         HAVE_prologue and profiler should be emitted before prologue,
  29         set need_profile_function instead of emitting it.
  30         (final_scan_insn): If need_profile_function, emit
  31         profile_function on the first NOTE_INSN_BASIC_BLOCK or
  32         NOTE_INSN_FUNCTION_BEG note.
  33
  34 2013-02-01  Richard Henderson  <rth@redhat.com>
  35
  36         * config/rs6000/rs6000.md (smulditi3): New.
  37         (umulditi3): New.
  38
  39         * config/alpha/alpha.md (umulditi3): New.
  40
  41 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
  42
  43         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
  44         (ASM_OUTPUT_ALIGNED_LOCAL): New.
  45
  46 2013-02-01  Richard Biener  <rguenther@suse.de>
  47
  48         PR tree-optimization/56113
  49         * tree-ssa-structalias.c (label_visit): Reduce work for
  50         single-predecessor nodes.
  51
  52 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
  53
  54         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
  55         range isn't testing for zero.
  56
  57 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
  58
  59         PR middle-end/56113
  60         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
  61
  62 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
  63             Nick Clifton  <nickc@redhat.com>
  64
  65         * config/v850/constraints.md (Q): Define as a memory constraint.
  66         * config/v850/predicates.md (label_ref_operand): New predicate.
  67         (e3v5_shift_operand): New predicate.
  68         (ior_operator): New predicate.
  69         * config/v850/t-v850: Add e3v5 multilib.
  70         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
  71         (v850_gen_movdi): Prototype.
  72         * config/v850/v850.c: Add support for e3v5 architecture.
  73         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
  74         TARGET_V850E_UP.
  75         (construct_save_jarl): Add e3v5 long JARL support.
  76         (v850_adjust_insn_length): New function.  Adjust length of call
  77         insns when using e3v5 instructions.
  78         (v850_gen_movdi): New function: Generate instructions to move a
  79         DImode value.
  80         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
  81         (CPP_SPEC): Define __v850e3v5__ as appropriate.
  82         (TARGET_USE_FPU): Enable for e3v5.
  83         (CONST_OK_FOR_W): New macro.
  84         (ADJUST_INSN_LENGTH): Define.
  85         * config/v850/v850.md (UNSPEC_LOOP): Define.
  86         (attr cpu): Add v850e3v5.
  87         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
  88         (movdi): New pattern.
  89         (movdi_internal): New pattern.
  90         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
  91         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
  92         (cstoresf4): Likewise.
  93         (cstoredf4): Likewise.
  94         (insv): New pattern.
  95         (rotlso3_a): New pattern.
  96         (rotlsi3_b): New pattern
  97         (rotlsi3_v850e3v5): New pattern.
  98         (doloop_begin): New pattern.
  99         (fix_loop_counter): New pattern.
 100         (doloop_end): New pattern.
 101         (branch_normal): Add e3v5 long branch support.
 102         (branch_invert): Likewise.
 103         (branch_z_normal): Likewise.
 104         (branch_z_invert): Likewise.
 105         (branch_nz_normal): Likewise.
 106         (branch_nz_invert): Likewise.
 107         (call_internal_short): Add e3v5 register-indirect JARL support.
 108         (call_internal_long): Likewise.
 109         (call_value_internal_short): Likewise.
 110         (call_value_internal_long): Likewise.
 111         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
 112         (mloop): New option.
 113         * config.gcc: Add support for configuring v840e3v5 target.
 114         * doc/invoke.texi: Document new v850 specific command line
 115         options.
 116
 117 2013-01-31  Paul Koning  <ni1d@arrl.net>
 118
 119         PR debug/55059
 120         PR debug/54508
 121         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
 122         children if parent is a class.
 123         (prune_unused_types_prune): Don't add DW_AT_declaration.
 124
 125 2013-01-31  Richard Biener  <rguenther@suse.de>
 126
 127         PR tree-optimization/56157
 128         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
 129         match up operand with SLP child.
 130
 131 2013-01-31  Jason Merrill  <jason@redhat.com>
 132
 133         PR debug/54410
 134         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
 135         parameters the first time.
 136         (gen_scheduled_generic_parms_dies): Check completeness here.
 137
 138 2013-01-31  Richard Biener  <rguenther@suse.de>
 139
 140         PR middle-end/53073
 141         * common.opt (faggressive-loop-optimizations): New flag,
 142         enabled by default.
 143         * doc/invoke.texi (faggressive-loop-optimizations): Document.
 144         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
 145         infer_loop_bounds_from_undefined by it.
 146
 147 2013-01-31  Richard Biener  <rguenther@suse.de>
 148
 149         PR tree-optimization/56150
 150         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
 151         visit virtual operands.
 152         (find_uses_to_rename_bb): Likewise.
 153
 154 2013-01-31  Richard Biener  <rguenther@suse.de>
 155
 156         PR tree-optimization/56150
 157         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
 158         mixed store non-store stmts.
 159
 160 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
 161
 162         PR sanitizer/55374
 163         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
 164         LIBASAN_EARLY_SPEC is defined.
 165         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
 166         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
 167         before %o.
 168         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
 169
 170         PR c++/55742
 171         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
 172         invalid args instead of ICEing on it.
 173         (ix86_valid_target_attribute_tree): Return error_mark_node if
 174         ix86_valid_target_attribute_inner_p failed.
 175         (ix86_valid_target_attribute_p): Return false only if
 176         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
 177         target("default") attribute.
 178         (sorted_attr_string): Change argument from const char * to tree,
 179         merge in all target attribute arguments rather than just one.
 180         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
 181         instead of free.  Avoid using strcat.
 182         (ix86_mangle_function_version_assembler_name): Mangle
 183         target("default") as if no target attribute is present.  Adjust
 184         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
 185         instead of xmalloc and XDELETEVEC instead of free.
 186         (ix86_function_versions): Don't return true if one of the decls
 187         doesn't have target attribute.  If they don't and one of the decls
 188         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
 189         sorted_attr_string caller.  Use XDELETEVEC instead of free.
 190         (ix86_supports_function_versions): Remove.
 191         (make_name): Fix up formatting.
 192         (make_dispatcher_decl): Remove resolver_name and its initialization.
 193         Avoid leaking memory.
 194         (is_function_default_version): Return true if there is
 195         target("default") attribute rather than no target attribute at all.
 196         (make_resolver_func): Avoid leaking memory.
 197         (ix86_generate_version_dispatcher_body): Likewise.
 198         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
 199         * target.def (supports_function_versions): Remove.
 200         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
 201         * doc/tm.texi: Regenerated.
 202
 203 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
 204
 205         PR rtl-optimization/56144
 206         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
 207         for values with side effects.
 208
 209 2013-01-30  Richard Biener  <rguenther@suse.de>
 210
 211         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
 212         (sparseset_pop): Likewise.
 213         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
 214         to be able to use quick_push in the worker loop.
 215
 216 2013-01-30  Marek Polacek  <polacek@redhat.com>
 217
 218         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
 219
 220 2013-01-30  Richard Biener  <rguenther@suse.de>
 221
 222         PR lto/56147
 223         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN
 224         check.
 225
 226 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
 227
 228         PR tree-optimization/56064
 229         * fixed-value.c (fixed_from_double_int): New function.
 230         * fixed-value.h (fixed_from_double_int): New prototype.
 231         (const_fixed_from_double_int): New static inline function.
 232         * fold-const.c (native_interpret_fixed): New static function.
 233         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
 234         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
 235         (native_encode_fixed): New static function.
 236         (native_encode_expr) <FIXED_CST>: Use it.
 237         (native_interpret_int): Move double_int worker code to...
 238         * double-int.c (double_int::from_buffer): ...this new static method.
 239         * double-int.h (double_int::from_buffer): Prototype it.
 240
 241 2013-01-30  Richard Biener  <rguenther@suse.de>
 242
 243         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
 244         New pointer-map and obstack.
 245         (init_alias_vars): Allocate pointer-map and obstack.
 246         (delete_points_to_sets): Free them.
 247         (find_what_var_points_to): Cache result.
 248         (find_what_p_points_to): Adjust for changed interface of
 249         find_what_var_points_to.
 250         (compute_points_to_sets): Likewise.
 251         (ipa_pta_execute): Likewise.
 252
 253 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 254
 255         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
 256         * configure: Regenerate.
 257         * config.in: Regenerate.
 258         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
 259         #nobits/#progbits if supported.
 260
 261 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
 262
 263         PR target/56121
 264         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
 265         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
 266         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
 267
 268 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 269
 270         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
 271         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
 272
 273 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 274
 275         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
 276         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
 277
 278 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 279
 280         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
 281         declaration.
 282         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
 283         * config/arm/cortex-a7.md: New bypasses using
 284         arm_mac_accumulator_is_result.
 285
 286 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 287
 288         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
 289         (cortex_a7_neon_mla): Likewise.
 290         (cortex_a7_fpfmad): New reservation.
 291         (cortex_a7_fpmacs): Use ffmas and update required units.
 292         (cortex_a7_fpmuld): Update required units and latency.
 293         (cortex_a7_fpmacd): Likewise.
 294         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
 295         (cortex_a7_neon). Likewise.
 296         (bypass) Update participating units.
 297
 298 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 299
 300         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
 301         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
 302         from fmac to ffma.
 303         * config/arm/vfp11.md (vfp_farith): Use ffmas.
 304         (vfp_fmul): Use ffmad.
 305         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
 306         (cortex_r4_fmacd): Use ffmad.
 307         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
 308         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
 309         (cortex_a9_fmacd): Use ffmad.
 310         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
 311         (cortex_a8_vfp_macd): Use ffmad.
 312         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
 313         (cortex_a5_fpmacd): Use ffmad.
 314         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
 315         (cortex_a15_vfp_macd): Use ffmad.
 316         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
 317
 318 2013-01-29  Jason Merrill  <jason@redhat.com>
 319
 320         PR libstdc++/54314
 321         * varasm.c (default_assemble_visibility): Don't warn about
 322         visibility on artificial decls.
 323
 324 2013-01-29  Richard Biener  <rguenther@suse.de>
 325
 326         PR tree-optimization/56113
 327         * tree-ssa-structalias.c (equiv_class_lookup): Also return
 328         the bitmap leader.
 329         (label_visit): Free duplicate bitmaps and record the leader instead.
 330         (perform_var_substitution): Adjust.
 331
 332 2013-01-29  Richard Biener  <rguenther@suse.de>
 333
 334         PR tree-optimization/55270
 335         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
 336         the CFG, schedule loops for fixup.
 337
 338 2013-01-29  Nick Clifton  <nickc@redhat.com>
 339
 340         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
 341         SP_REG.
 342
 343 2013-01-28  Leif Ekblad  <leif@rdos.net>
 344
 345         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
 346         * config/i386/i386.h (TARGET_RDOS): New macro.
 347         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
 348         * config/i386/i386.c (ix86_option_override_internal): For 64bit
 349         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
 350         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
 351         DEFAULT_LARGE_SECTION_THRESHOLD.
 352         * config/i386/i386.md (R14_REG, R15_REG): New constants.
 353         * config/i386/rdos.h: New file.
 354         * config/i386/rdos64.h: New file.
 355
 356 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
 357
 358         PR other/54814
 359         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
 360         TEST_HARD_REG_BIT.
 361
 362 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 363
 364         PR rtl-optimization/56117
 365         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
 366         call cselib_lookup_from_insn on the MEM before calling
 367         add_insn_mem_dependence.
 368
 369 2013-01-28  Richard Biener  <rguenther@suse.de>
 370
 371         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
 372         to a stmt that didn't have one.
 373         (copy_phis_for_bb): Likewise for PHI arguments.
 374         (copy_debug_stmt): Likewise for debug stmts.
 375
 376 2013-01-28  Richard Biener  <rguenther@suse.de>
 377
 378         PR tree-optimization/56034
 379         * tree-loop-distribution.c (enum partition_kind): Add
 380         PKIND_REDUCTION.
 381         (partition_builtin_p): Adjust.
 382         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
 383         it is the last partition.
 384         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
 385         up the vertex for the definition.
 386         (classify_partition): Classify whether a partition is a
 387         PKIND_REDUCTION, thus has uses outside of the loop.
 388         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
 389         Merge all PKIND_REDUCTION partitions into the last partition.
 390         (tree_loop_distribution): Seed partitions from reductions as well.
 391
 392 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 393
 394         PR tree-optimization/56125
 395         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
 396         pow(x,c) into sqrt(x) * powi(x, n/2) or
 397         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
 398         optimizing for size.
 399         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
 400         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
 401         integer.
 402
 403         PR tree-optimization/56094
 404         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
 405         to UNKNOWN_LOCATION while gimplifying expr.
 406
 407 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
 408
 409         PR target/56114
 410         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
 411         operand 0 in movabs insn template for -masm=intel asm alternative.
 412         (*movabs<mode>_2): Ditto for operand 1.
 413
 414 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
 415
 416         PR target/54663
 417         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
 418         of microblaze-c.o
 419
 420 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 421
 422         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
 423         tm_file.
 424
 425 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 426
 427         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
 428         Undef to avoid warning.
 429
 430 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
 431
 432         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
 433         * configure: Regenerate.
 434
 435 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
 436
 437         PR tree-optimization/56098
 438         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
 439         for stmts with volatile ops.
 440         (cond_store_replacement): Don't optimize if assign has volatile ops.
 441         (cond_if_else_store_replacement_1): Don't optimize if either
 442         then_assign or else_assign have volatile ops.
 443         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
 444         volatile ops.
 445
 446 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 447
 448         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
 449
 450 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 451
 452         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
 453         missing ':' in asm example.
 454
 455 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
 456
 457         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
 458         entries into lane and laneq entries.
 459         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
 460         Remove AdvSIMD scalar modes.
 461         (aarch64_sq<r>dmulh_laneq<mode>): New.
 462         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
 463         modes.
 464         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
 465         builtin implementations to relfect changes in RTL in aarch64-simd.md.
 466         * config/aarch64/iterators.md (VCOND): New.
 467         (VCONQ): New.
 468
 469 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 470
 471         PR target/54222
 472         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
 473         Add NULL LIBNAME argument to existing definitions.
 474         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
 475         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
 476         * config/avr/avr.c (DEF_BUILTIN): Same.
 477         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
 478         (avr_expand_builtin): Expand to a vanilla call if a libgcc
 479         implementation is available (DECL_ASSEMBLER_NAME is set).
 480         (avr_fold_absfx): New static function.
 481         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
 482         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
 483         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
 484         AVR_BUILTIN_ABSLLK.
 485         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
 486         (abshk, absk, abslk, absllk): Provide as static inline functions.
 487
 488 2013-01-25  Marek Polacek  <polacek@redhat.com>
 489
 490         PR tree-optimization/56035
 491         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
 492
 493 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 494
 495         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
 496         (*movtf_internal_rex64): Add (!o,C) alternative
 497         (*movxf_internal_rex64): Ditto.
 498         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
 499
 500 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
 501
 502         * doc/invoke.texi: fix typo.
 503         * doc/objc.texi: fix typo.
 504
 505 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
 506
 507         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
 508         for the first two alternatives.
 509
 510 2013-01-24  Diego Novillo  <dnovillo@google.com>
 511
 512         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
 513         (ggc-zone.o): Remove.
 514         * configure.ac: Remove option --with-gc.
 515         * configure: Re-generate.
 516         * doc/install.texi: Remove documentation for --with-gc.
 517         * gengtype.c (write_enum_defn): Remove.  Update all users.
 518         (write_Types_process_field): Remove generation of gt_e_* argument.
 519         (output_type_enum): Remove.  Update all users.
 520         (write_enum_defn): Remove.  Update all users.
 521         (enum alloc_zone): Remove.  Update all users.
 522         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
 523         * ggc-common.c (ggc_splay_alloc): Remove first argument.
 524         Update all callers.
 525         (struct ptr_data): Remove field TYPE.  Update all users.
 526         (gt_pch_note_object): Remove argument TYPE.  Update all users.
 527         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
 528         Update all users.
 529         * ggc-none.c (ggc_alloc_typed_stat): Remove.
 530         (struct alloc_zone): Remove.
 531         (ggc_internal_alloc_zone_stat): Remove.
 532         (ggc_internal_cleared_alloc_zone_stat): Remove.
 533         * ggc-page.c (ggc_alloc_typed_stat): Remove.
 534         (ggc_pch_count_object): Remove last argument.  Update all users.
 535         (ggc_pch_alloc_object): Remove last argument.  Update all users.
 536         (struct alloc_zone): Remove.
 537         * ggc-zone.c: Remove.
 538         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
 539         (struct alloc_zone): Remove.
 540         (ggc_alloc_typed_stat): Remove.
 541         (ggc_alloc_typed): Remove.
 542         (ggc_splay_alloc): Remove first argument.
 543         (rtl_zone): Remove.  Update all users.
 544         (tree_zone): Remove.  Update all users.
 545         (tree_id_zone): Remove.  Update all users.
 546         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
 547         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
 548         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
 549         * tree-ssanames.c: Remove references to zone allocator in comments.
 550
 551 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
 552
 553         * config/avr/avr.c (avr_out_fract): Make register numbers that
 554         might be outside of source operand signed.
 555
 556 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
 557
 558         * config/i386/constraints.md (Yf): New constraint.
 559         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
 560         of f constraint to conditionaly disable x87 register preferences.
 561         (*movdf_internal): Ditto.
 562         (*movsf_internal): Ditto.
 563
 564 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
 565
 566         PR inline-asm/55934
 567         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
 568         that have operands with impossible constraints.
 569         Add a FIXME for a speed-up opportunity.
 570         * lra-constraints.c (process_alt_operands): Verify that a class
 571         selected from constraints on asms is valid for the operand mode.
 572         (curr_insn_transform): Remove incorrect comment.
 573
 574 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
 575
 576         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
 577         TOC operand is a valid symbol ref in the constant pool.
 578
 579 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 580
 581         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
 582
 583 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
 584
 585         PR target/54222
 586         * config/avr/stdfix.h: New file.
 587         * t-avr (stdfix-gcc.h): New rule to build it.
 588         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
 589
 590 2013-01-23  Kostya Serebryany  <kcc@google.com>
 591
 592         * config/darwin.h: remove dependency on
 593         CoreFoundation (asan on Mac OS).
 594
 595 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
 596
 597         PR target/49069
 598         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
 599         instead of cmpdi_operand for first comparison operand.
 600         Don't assert that comparison operands aren't both constants.
 601
 602 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 603
 604         * doc/install.texi (Downloading the Source): Update references to
 605         downloading separate components.
 606
 607 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 608
 609         * doc/extend.texi (__int128): Improve grammar.
 610
 611 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
 612
 613         PR target/56028
 614         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
 615         alternative to (o,r).
 616         (*movdi_internal_rex64): Remove (!o,n) alternative.
 617         (DImode immediate->memory splitter): Remove.
 618         (DImode immediate->memory peephole2): Remove.
 619         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
 620         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
 621         alternative to (!o,*r).
 622         (*movtf_internal_sse): New pattern.
 623         (*movxf_internal_rex64): New pattern.
 624         (*movxf_internal): Disable for TARGET_64BIT.
 625         (*movdf_internal_rex64): Remove (!o,F) alternative.
 626
 627 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
 628
 629         PR middle-end/56074
 630         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
 631         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
 632         * tree-vect-loop-manip.c (find_loop_location): Also ignore
 633         stmt locations where LOCATION_LOCUS of the stmt location is
 634         UNKNOWN_LOCATION or BUILTINS_LOCATION.
 635
 636         PR target/55686
 637         * config/i386/i386.md (UNSPEC_STOS): New.
 638         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
 639         *strsetqi_1): Add UNSPEC_STOS.
 640
 641 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
 642
 643         PR c++/56067
 644         * doc/invoke.texi: Remove left over -Wsynth example.
 645
 646 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 647
 648         PR tree-optimization/56051
 649         * fold-const.c (fold_binary_loc): Don't fold
 650         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
 651         a narrowing conversion, or widening conversion from signed
 652         to unsigned.
 653
 654 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 655
 656         PR rtl-optimization/56023
 657         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
 658         dependent on debug instruction.
 659
 660 2013-01-21  Martin Jambor  <mjambor@suse.cz>
 661
 662         PR middle-end/56022
 663         * function.c (allocate_struct_function): Call
 664         invoke_set_current_function_hook earlier.
 665
 666 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 667
 668         * reload1.c (init_reload): Only initialize reload_obstack
 669         during the first call.
 670
 671 2013-01-21  Marek Polacek  <polacek@redhat.com>
 672
 673         * cfgloop.c (verify_loop_structure): Fix up grammar.
 674
 675 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
 676
 677         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
 678         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
 679
 680 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 681
 682         PR target/56058
 683         * config/arm/marvell-pj4.md: Update copyright year.
 684         Fix up use of alu to alu_reg and simple_alu_imm.
 685
 686 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 687
 688         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
 689
 690 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
 691
 692         PR target/55433
 693         * lra-constraints.c (curr_insn_transform): Don't reuse original
 694         insn for secondary memory move when memory mode should be different.
 695
 696 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 697
 698         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
 699         atomic_storedi_1): New patterns.
 700
 701 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
 702
 703         btver2 pipeline descriptions.
 704         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
 705         descriptions.
 706         * config/i386/i386.md (btver2_decode): New type attributes.
 707         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
 708         type attributes.
 709         * config/i386/btver2.md: New file describing btver2 pipelines.
 710
 711 2013-01-19  Andrew Pinski  <apinski@cavium.com>
 712
 713         PR tree-optimization/52631
 714         * tree-ssa-sccvn (visit_use): Before looking up the original
 715         statement, try looking up the simplified expression.
 716
 717 2013-01-19  Anthony Green  <green@moxielogic.com>
 718
 719         * config/moxie/moxie.c (moxie_expand_prologue): Set
 720         current_function_static_stack_size.
 721
 722 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 723
 724         PR tree-optimization/56029
 725         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
 726         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
 727
 728 2013-01-18  Sharad Singhai  <singhai@google.com>
 729
 730         PR tree-optimization/55995
 731         * dumpfile.c (dump_loc): Print location only if available.
 732         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
 733
 734 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
 735
 736         PR target/55433
 737         * lra-constraints.c (curr_insn_transform): Reuse original insn for
 738         secondary memory move.
 739         (inherit_reload_reg): Use rclass instead of cl for
 740         check_secondary_memory_needed_p.
 741
 742 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
 743
 744         PR middle-end/56015
 745         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
 746         the case where writing real complex part of target modifies op1.
 747
 748 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
 749
 750         * config/aarch64/aarch64-simd.md
 751         (aarch64_vcond_internal<mode>): Handle unordered cases.
 752         * config/aarch64/iterators.md (v_cmp_result): New.
 753
 754 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
 755             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 756
 757         * config/arm/marvell-pj4.md: New file.
 758         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
 759         * config/arm/arm.md (generic_sched): Add marvell_pj4.
 760         (generic_vfp): Likewise.
 761         * config/arm/arm-cores.def: Add marvell-pj4.
 762         * config/arm/arm-tune.md: Regenerate.
 763         * config/arm/arm-tables.opt: Regenerate.
 764         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
 765         * doc/invoke.texi: Document marvell-pj4.
 766
 767 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
 768
 769         * config/aarch64/arm_neon.h: Map scalar types to standard types.
 770
 771 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 772
 773         PR debug/54114
 774         PR debug/54402
 775         PR debug/49888
 776         * var-tracking.c (negative_power_of_two_p): New.
 777         (global_get_addr_cache, local_get_addr_cache): New.
 778         (get_addr_from_global_cache, get_addr_from_local_cache): New.
 779         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
 780         heading comment.
 781         (vt_stack_offset_p): Remove.
 782         (vt_canon_true_dep): Always canonicalize loc's address.
 783         (clobber_overlapping_mems): Make sure we have a MEM.
 784         (local_get_addr_clear_given_value): New.
 785         (val_reset): Clear local cached entries.
 786         (compute_bb_dataflow): Create and release the local cache.
 787         Disable duplicate MEMs clobbering.
 788         (emit_notes_in_bb): Clobber MEMs likewise.
 789         (vt_emit_notes): Create and release the local cache.
 790         (vt_initialize, vt_finalize): Create and release the global
 791         cache, respectively.
 792         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
 793
 794 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 795
 796         PR libmudflap/53359
 797         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
 798         not found in the symtab.
 799
 800 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
 801
 802         PR debug/56006
 803         PR rtl-optimization/55547
 804         PR rtl-optimization/53827
 805         PR debug/53671
 806         PR debug/49888
 807         * alias.c (offset_overlap_p): New, factored out of...
 808         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
 809         the conservative special case for symbolic constants.  Don't
 810         adjust zero sizes on alignment.
 811
 812 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
 813
 814         PR rtl-optimization/52573
 815         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
 816         REG_UNUSED for the same register.
 817
 818 2013-01-17  Richard Biener  <rguenther@suse.de>
 819             Marek Polacek  <polacek@redhat.com>
 820
 821         PR rtl-optimization/55833
 822         * loop-unswitch.c (unswitch_loops): Move loop verification...
 823         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
 824         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
 825         Set it to true when we're removing a loop from hierarchy tree in
 826         an irreducible region.
 827         (fix_bb_placements): Adjust caller.
 828         (fix_loop_placements): Likewise.
 829
 830 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
 831
 832         * config/avr/builtins.def (DEF_BUILTIN): Factor out
 833         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
 834         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
 835         Remove ID.  Adjust comments.
 836         * config/avr/avr-c.c (avr_builtin_name): Remove.
 837         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
 838         * config/avr/avr.c (avr_tolower): New static function.
 839         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
 840         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
 841         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
 842         default expansion.
 843
 844 2013-01-17  Jan Hubicka  <jh@suse.cz>
 845
 846         PR tree-optimization/55273
 847         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
 848
 849 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
 850
 851         PR target/55981
 852         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
 853         store through atomic_store<mode>_1.
 854         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
 855
 856 2013-01-17  Martin Jambor  <mjambor@suse.cz>
 857
 858         PR tree-optimizations/55264
 859         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
 860         for virtual methods.
 861         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
 862         virtual methods before inlining is over.
 863         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
 864         virtual functions.
 865         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
 866         non-virtual.
 867
 868 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
 869
 870         PR rtl-optimization/56005
 871         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
 872         pending reads for prefetch.
 873
 874 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
 875
 876         * config/aarch64/aarch64.md
 877         (*cstoresi_neg_uxtw): New pattern.
 878         (*cmovsi_insn_uxtw): New pattern.
 879         (*<optab>si3_uxtw): New pattern.
 880         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
 881         (*<optab>si3_insn_uxtw): New pattern.
 882         (*bswapsi2_uxtw): New pattern.
 883
 884 2013-01-16  Richard Biener  <rguenther@suse.de>
 885
 886         * tree-inline.c (tree_function_versioning): Remove set but
 887         never used variable.
 888
 889 2013-01-16  Richard Biener  <rguenther@suse.de>
 890
 891         PR tree-optimization/55964
 892         * tree-flow.h (rename_variables_in_loop): Remove.
 893         (rename_variables_in_bb): Likewise.
 894         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
 895         (copy_loop_before): Adjust and delete update-ssa status.
 896         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
 897         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
 898         (rename_variables_in_loop): Remove.
 899         (slpeel_update_phis_for_duplicate_loop): Likewise.
 900         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
 901         use available cfg machinery instead of duplicating it.
 902         Update PHI nodes and perform poor-mans SSA update here.
 903         (slpeel_tree_peel_loop_to_edge): Adjust.
 904
 905 2013-01-16  Richard Biener  <rguenther@suse.de>
 906
 907         PR tree-optimization/54767
 908         PR tree-optimization/53465
 909         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
 910         (vrp_visit_phi_node): For PHI arguments coming via backedges
 911         drop all symbolical range information.
 912         (execute_vrp): Compute backedges.
 913
 914 2013-01-16  Richard Biener  <rguenther@suse.de>
 915
 916         * doc/install.texi: Update CLooG and ISL requirements to
 917         0.18.0 and 0.11.1.
 918
 919 2013-01-16  Christian Bruel  <christian.bruel@st.com>
 920
 921         PR target/55301
 922         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
 923         (broken_move): Handle UNSPECV_SP_SWITCH_B.
 924         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
 925
 926 2013-01-16  DJ Delorie  <dj@redhat.com>
 927
 928         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
 929         (UNSPECV_SP_SWITCH_E): New.
 930         (sp_switch_1): Change to an unspec.
 931         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
 932         replace $r15.
 933
 934 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
 935
 936         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
 937         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
 938         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
 939         (expand_mem_thread_fence): Ditto.
 940         (expand_mem_signal_fence): Ditto.
 941         (expand_atomic_load): Ditto.
 942         (expand_atomic_store): Ditto.
 943
 944 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
 945
 946         PR rtl-optimization/55547
 947         PR rtl-optimization/53827
 948         PR debug/53671
 949         PR debug/49888
 950         * alias.c (memrefs_conflict_p): Set sizes to negative after
 951         AND adjustments.
 952
 953 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
 954
 955         PR target/55940
 956         * function.c (thread_prologue_and_epilogue_insns): Always
 957         add crtl->drap_reg to set_up_by_prologue.set, even if
 958         stack_realign_drap is false.
 959
 960 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
 961
 962         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
 963         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
 964         *call): Fix indention.
 965
 966 2013-01-15  Tom de Vries  <tom@codesourcery.com>
 967
 968         PR target/55876
 969         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
 970         Update comment.
 971
 972 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
 973
 974         PR rtl-optimization/55153
 975         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
 976
 977 2013-01-15  Martin Jambor  <mjambor@suse.cz>
 978
 979         PR tree-optimization/55920
 980         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
 981         accesses as grp_to_be_debug_replaced.
 982
 983 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
 984
 985         PR tree-optimization/55920
 986         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
 987         there is non-useless type conversion needed from debug rhs to lhs,
 988         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
 989
 990 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
 991             Mikael Pettersson  <mikpe@it.uu.se>
 992
 993         PR target/43961
 994         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
 995         Thumb.
 996         (ASM_OUTPUT_CASE_LABEL): Remove.
 997         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
 998         * final.c (shorten_branches): Update alignment of labels before
 999         jump tables if CASE_VECTOR_SHORTEN_MODE.
1000
1001 2013-01-15  Richard Biener  <rguenther@suse.de>
1002
1003         PR bootstrap/55961
1004         * system.h: Do not include gmp.h for building host tools.
1005
1006 2013-01-15  Richard Biener  <rguenther@suse.de>
1007
1008         PR middle-end/55882
1009         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1010         account for bitpos when computing alignment.
1011
1012 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
1013
1014         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
1015         (ix86_target_macros_internal): Likewise.
1016
1017         * config/i386/i386.c (m_CORE2I7): Removed.
1018         (m_CORE_HASWELL): New macro.
1019         (m_CORE_ALL): Likewise.
1020         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
1021         (initial_ix86_arch_features): Likewise.
1022         (processor_target_table): Initializations for Core avx2.
1023         (cpu_names): New names "core-avx2".
1024         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
1025         PROCESSOR_CORE_HASWELL.
1026         (ix86_issue_rate): New case.
1027         (ia32_multipass_dfa_lookahead): Likewise.
1028         (ix86_sched_init_global): Likewise.
1029
1030         * config/i386/i386.h (TARGET_HASWELL): New macro.
1031         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
1032         (processor_type): New PROCESSOR_HASWELL.
1033
1034 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1035
1036         PR tree-optimization/55955
1037         * tree-vect-loop.c (vectorizable_reduction): Give up early on
1038         *SHIFT_EXPR and *ROTATE_EXPR codes.
1039
1040         PR tree-optimization/48766
1041         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
1042         -ftrapv disable -fwrapv.
1043
1044 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1045
1046         PR target/55974
1047         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1048         etc. to 1 and not to __flash.
1049         Use LL suffix for __INT24_MAX__ with -mint8.
1050         Use ULL suffix for __UINT24_MAX__ with -mint8.
1051
1052 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1053
1054         * config/avr/avr-arch.h
1055         (struct base_arch_s): Use typedef avr_arch_t instead.
1056         (struct arch_info_s): Use typedef avr_arch_info_t instead.
1057         (struct mcu_type_s): Use typedef avr_mcu_t instead.
1058         * config/avr/avr.c: Same.
1059         * config/avr/avr-devices.c: Same.
1060         * config/avr/driver-avr.c: Same.
1061         * config/avr/gen-avr-mmcu-texi.c: Same.
1062         * config/avr/avr-mcus.def: Adjust comment.
1063
1064 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
1065
1066         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
1067         * config/aarch64/iterators.md (VALLDI): New.
1068
1069 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
1070             Andi Kleen  <ak@linux.intel.com>
1071
1072         PR target/55948
1073         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
1074         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
1075         memmodel flag.
1076
1077 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1078
1079         * config/avr/avr-stdint.h: Remove trailing blanks.
1080         * config/avr/avr-log.h: Same.
1081         * config/avr/avr-arch.h: Same.
1082         * config/avr/avr-devices.c: Same.
1083         * config/avr/avr-dimode.md: Same.
1084         * config/avr/predicates.md: Same.
1085         * config/avr/avr-c.c: Same.  And fix typo.
1086
1087         * config/avr/avr-protos.h: Same.  And:
1088         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
1089         (init_cumulative_args): Rename to avr_init_cumulative_args.
1090         (expand_prologue): Rename to avr_expand_prologue.
1091         (expand_epilogue): Rename to avr_expand_epilogue.
1092         (adjust_insn_length): Rename to avr_adjust_insn_length.
1093         (notice_update_cc): Rename to avr_notice_update_cc.
1094         (final_prescan_insn): Rename to avr_final_prescan_insn.
1095         * config/avr/avr.c: Same.
1096         * config/avr/avr.h: Same.
1097         * config/avr/avr.md: Remove trailing blanks.
1098         (prologue): Use avr_expand_prologue.
1099         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
1100
1101 2013-01-14  Richard Biener  <rguenther@suse.de>
1102
1103         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
1104         verify_location, collect_subblocks): New functions.
1105         (verify_gimple_in_cfg): Verify that locations only reference
1106         BLOCKs in the functions BLOCK tree.
1107
1108 2013-01-14  Richard Biener  <rguenther@suse.de>
1109
1110         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
1111         PHI argument.
1112         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
1113         unshare reference.
1114         (insert_out_of_ssa_copy_on_edge): Likewise.
1115         (rewrite_close_phi_out_of_ssa): Likewise.
1116         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
1117         debug expressions.
1118         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
1119         propagated constants.
1120         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
1121         can not be shared.
1122
1123 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1124
1125         * config/avr/avr-modes.def: Add GPL copyright notice.
1126
1127 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
1128
1129         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
1130         MEMMODEL_MASK to determine memory model.
1131         (atomic_store<mode>): Ditto from operands[2].
1132         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
1133
1134 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
1135
1136         PR fortran/55935
1137         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
1138         (fold_gimple_assign): Don't call unshare_expr here.
1139         (fold_ctor_reference): Call unshare_expr.
1140
1141 2013-01-13  Terry Guo  <terry.guo@arm.com>
1142
1143         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
1144         * doc/fragments.texi: Document MULTILIB_REUSE.
1145         * gcc.c (multilib_reuse): New internal spec.
1146         (set_multilib_dir): Also search multilib from multilib_reuse.
1147         * genmultilib (tmpmultilib3): Refactor code.
1148         (tmpmultilib4): Ditto.
1149         (multilib_reuse): New multilib argument.
1150
1151 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
1152
1153         * Makefile.in: Update copyright.
1154
1155 2013-01-12  Tom de Vries  <tom@codesourcery.com>
1156
1157         PR middle-end/55890
1158         * calls.c (expand_call): Check if arg_nr is valid.
1159
1160 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
1161
1162         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1163         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1164         documentation.  Add missing '__' in front of
1165         __builtin_ia32_packssdw256.
1166
1167 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1168
1169         PR target/55719
1170         * config/s390/s390.c (s390_preferred_reload_class): Do not return
1171         NO_REGS for larl operands.
1172         (s390_reload_larl_operand): Use s390_load_address instead of
1173         emit_move_insn.
1174
1175 2013-01-11  Richard Biener  <rguenther@suse.de>
1176
1177         * tree-cfg.c (verify_node_sharing_1): Split out from ...
1178         (verify_node_sharing): ... here.
1179         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
1180
1181 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1182
1183         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
1184         Substitute TREECHECKING.
1185         * configure: Regenerate.
1186         * Makefile.in (TREECHECKING): New.
1187
1188 2013-01-11  Richard Guenther  <rguenther@suse.de>
1189
1190         PR tree-optimization/44061
1191         * tree-vrp.c (extract_range_basic): Compute zero as
1192         value-range for __builtin_constant_p of function parameters.
1193
1194 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
1195
1196         Update copyright years.
1197
1198 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
1199
1200         PR rtl-optimization/55672
1201         * lra-eliminations.c (mark_not_eliminable): Permit addition with
1202         const to be eliminable.
1203
1204 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
1205
1206         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
1207         * configure: Regenerate.
1208
1209 2013-01-10  Richard Biener  <rguenther@suse.de>
1210
1211         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
1212
1213 2013-01-10  Richard Biener  <rguenther@suse.de>
1214
1215         PR bootstrap/55792
1216         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
1217         locations for virtual PHI arguments.
1218         (rewrite_update_phi_arguments): Likewise.
1219
1220 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
1221
1222         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
1223         on to assembler.
1224
1225 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
1226
1227         PR tree-optimization/55921
1228         * tree-complex.c (expand_complex_asm): New function.
1229         (expand_complex_operations_1): Call it for GIMPLE_ASM.
1230
1231 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1232
1233         PR target/55718
1234         * config/s390/s390.c (s390_symref_operand_p)
1235         (s390_loadrelative_operand_p): Merge the two functions.
1236         (s390_check_qrst_address, print_operand_address): Add parameters
1237         to s390_loadrelative_operand_p invokation.
1238         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
1239         (s390_reload_larl_operand, s390_secondary_reload): Use
1240         s390_loadrelative_operand_p instead of s390_symref_operand_p.
1241         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
1242
1243 2013-01-09  Mike Stump  <mikestump@comcast.net>
1244
1245         * dse.c (record_store): Remove unnecessary assert.
1246
1247 2013-01-09  Jan Hubicka  <jh@suse.cz>
1248
1249         PR tree-optimization/55569
1250         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
1251         * cfgloop.h (scale_loop_profile): Likewise.
1252
1253 2013-01-09  Jan Hubicka  <jh@suse.cz>
1254
1255         PR lto/45375
1256         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
1257         functions.
1258         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
1259
1260 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
1261
1262         PR middle-end/55114
1263         * expr.h (maybe_emit_group_store): Declare.
1264         * expr.c (maybe_emit_group_store): New function.
1265         * builtins.c (expand_builtin_int_roundingfn): Call it.
1266         (expand_builtin_int_roundingfn_2): Likewise.
1267
1268 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
1269
1270         PR rtl-optimization/55829
1271         * lra-constraints.c (match_reload): Add code for absent output.
1272         (curr_insn_transform): Add code for reloads of matched inputs
1273         without output.
1274
1275 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
1276
1277         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1278         attribute of movddup insn to DF.
1279         (*vec_interleave_lowv2df): Ditto.
1280         (vec_dupv2df): Ditto.
1281
1282 2013-01-09  Jan Hubicka  <jh@suse.cz>
1283
1284         PR tree-optimiation/55875
1285         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
1286         EVERY_ITERATION parameter.
1287         (number_of_iterations_exit): Check if exit is executed every iteration.
1288         (idx_infer_loop_bounds): Similarly here.
1289         (n_of_executions_at_most): Simplify
1290         to only test for cases where statement is dominated by the
1291         particular bound; handle correctly the "postdominance" test.
1292         (scev_probably_wraps_p): Use max loop iterations info
1293         as a global bound first.
1294
1295 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
1296             Nick Clifton  <nickc@redhat.com>
1297
1298         * config/v850/v850.md (cbranchsf4): New pattern.
1299         (cstoresf4): New pattern.
1300         (cbranchdf4): New pattern.
1301         (cstoredf4): New pattern.
1302         (movsicc): Disallow floating point comparisons.
1303         (cmpsf_le_insn): Fix order of operators.
1304         (cmpsf_lt_insn): Likewise.
1305         (cmpsf_eq_insn): Likewise.
1306         (cmpdf_le_insn): Likewise.
1307         (cmpdf_lt_insn): Likewise.
1308         (cmpdf_eq_insn): Likewise.
1309         (cmpsf_ge_insn): Use LE comparison.
1310         (cmpdf_ge_insn): Likewise.
1311         (cmpsf_gt_insn): Use LT comparison.
1312         (cmpdf_gt_insn): Likewise.
1313         (cmpsf_ne_insn): Delete pattern.
1314         (cmpdf_ne_insn): Delete pattern.
1315         * config/v850/v850.c (v850_gen_float_compare): Use
1316         gen_cmpdf_eq_insn for NE comparison.
1317         (v850_float_z_comparison_operator)
1318         (v850_float_nz_comparison_operator): Move from here ...
1319         * config/v850/predicates.md: ... to here.  Move GT and GE
1320         comparisons into v850_float_z_comparison_operator.
1321         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
1322         Delete prototype.
1323         (v850_float_nz_comparison_operator): Likewise.
1324
1325 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1326
1327         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
1328         with calls to gen_insvsi/gen_insvdi.
1329
1330 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1331
1332         * config/i386/i386.c (initial_ix86_tune_features): Set up
1333         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
1334
1335 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
1336             Jakub Jelinek  <jakub@redhat.com>
1337
1338         PR tree-optimization/48189
1339         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1340         If nitercst is 0, don't predict the exit edge.
1341
1342 2013-01-08   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1343
1344         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
1345         in asm_fprintf with reg_names.
1346         (aarch64_print_operand_address): Likewise.
1347         (aarch64_return_addr): Likewise.
1348         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
1349
1350 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1351
1352         * config/pa/pa.h (VAL_U6_BITS_P): Define.
1353         (INT_U6_BITS): Likewise.
1354         * config/pa/predicates.md (uint6_operand): New predicate.
1355         (shift5_operand, shift6_operand): Likewise.
1356         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
1357         arith32_operand.
1358         (lshrdi3): Use shift6_operand.
1359         (shrpsi4, shrpdi4): New insn patterns.
1360         (extzv): Delete expander.
1361         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
1362         predicates in unamed zero extract patterns.  Tighten common constraint.
1363         (extv): Delete expander.
1364         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
1365         predicates in unamed sign extract patterns.  Tighten common constraint.
1366         (insv): Delete expander.
1367         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
1368         predicates in unamed insert patterns.  Tighten common constraint.
1369         Change uint32_operand predicate to uint6_operand predicate in unamed
1370         DImode pattern to insert constant values of type 1...1xxxx.
1371
1372 2013-01-04  Jan Hubicka  <jh@suse.cz>
1373
1374         PR tree-optimization/55823
1375         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
1376         issue.
1377
1378 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1379             Uros Bizjak  <ubizjak@gmail.com>
1380
1381         PR rtl-optimization/55845
1382         * df-problems.c (can_move_insns_across): Stop scanning at
1383         volatile_insn_p source instruction or give up if
1384         across_from .. across_to range contains any volatile_insn_p
1385         instructions.
1386
1387 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1388
1389         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
1390         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
1391         Declare.
1392         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
1393         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
1394
1395 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1396
1397         PR fortran/55341
1398         * asan.c (asan_clear_shadow): New function.
1399         (asan_emit_stack_protection): Use it.
1400
1401 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1402
1403         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
1404         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
1405         with tab instead of space.
1406
1407 2013-01-08  Nick Clifton  <nickc@redhat.com>
1408
1409         * config/rl78/rl78.c (rl78_expand_prologue): Always select
1410         register bank 0 at the start of an interrupt handler.
1411         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
1412         MDBH registers.
1413
1414 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1415
1416         * config/aarch64/aarch64-simd.md
1417         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
1418         (aarch64_simd_bsl): Likewise.
1419         (aarch64_vcond_internal<mode>): Likewise.
1420         (vcond<mode><mode>): Likewise.
1421         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
1422         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
1423
1424 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1425
1426         * config/aarch64/aarch64-builtins.c
1427         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
1428
1429 2013-01-08  Martin Jambor  <mjambor@suse.cz>
1430
1431         PR debug/55579
1432         * tree-sra.c (analyze_access_subtree): Return true also after
1433         potentially creating a debug-only replacement.
1434
1435 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1436
1437         PR middle-end/55890
1438         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
1439
1440         PR tree-optimization/54120
1441         * tree-vrp.c (range_fits_type_p): Don't allow
1442         src_precision < precision from signed vr to unsigned_p
1443         if vr->min or vr->max is negative.
1444         (simplify_float_conversion_using_ranges): Test can_float_p
1445         against CODE_FOR_nothing.
1446
1447 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1448             Richard Biener  <rguenther@suse.de>
1449
1450         PR middle-end/55851
1451         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
1452         types instead of just INTEGER_TYPE types.
1453
1454 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
1455
1456         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
1457         TF_SIZE): Define.
1458
1459 2013-01-07  Steve Ellcey  <sellcey@mips.com>
1460
1461         PR target/42661
1462         * config/mips/mips.opt: Change mad to mmad to match documentation.
1463
1464 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1465
1466         PR target/55897
1467         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1468         .progmemx.data now.
1469
1470 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1471
1472         PR target/55897
1473         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1474         (avr_addrspace_t): Add .section_name field.
1475         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1476         array size.
1477         (avr_addrspace): Same.  Initialize .section_name.  Remove last
1478         NULL entry.  Put __memx into .progmemx.data.
1479         (progmem_section_prefix): Remove.
1480         (avr_asm_init_sections): No need to initialize progmem_section.
1481         (avr_asm_named_section): Use avr_addrspace[].section_name to get
1482         section name prefix.
1483         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
1484         retrieve the progmem section.
1485         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1486         boundary to run over avr_addrspace[].
1487         (avr_register_target_pragmas): Ditto.
1488
1489 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
1490
1491         * varasm.c (output_constant_def_contents): For asan_protect_global
1492         protected strings, adjust DECL_ALIGN if needed, before testing for
1493         anchored symbols.
1494         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
1495         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
1496         normal decls.
1497         (output_object_block): For asan protected decls, emit asan padding
1498         after their contents.
1499         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
1500         (asan_finish_file): Test it here instead.
1501
1502 2013-01-07   Nick Clifton  <nickc@redhat.com>
1503              Matthias Klose  <doko@debian.org>
1504              Doug Kwan  <dougkwan@google.com>
1505              H.J. Lu  <hongjiu.lu@intel.com>
1506
1507         PR driver/55470
1508         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
1509
1510         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
1511
1512         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
1513
1514         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
1515
1516         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
1517
1518 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1519
1520         PR target/54461
1521         * doc/install.texi (Cross-Compiler-Specific Options): Document
1522         --with-avrlibc.
1523
1524 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
1525
1526         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
1527         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
1528         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
1529         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
1530         vqmovun_high_s64): Fix source operand number and update copyright.
1531
1532 2013-01-07  Richard Biener  <rguenther@suse.de>
1533
1534         PR middle-end/55890
1535         * gimple.h (gimple_call_builtin_p): New overload.
1536         * gimple.c (validate_call): New function.
1537         (gimple_call_builtin_p): Likewise.
1538         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1539         Use gimple_call_builtin_p.
1540         (find_func_clobbers): Likewise.
1541         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1542         (strlen_optimize_stmt): Likewise.
1543
1544 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1545
1546         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
1547         (vld1q_dup_*): Likewise.
1548         (vld1_*): Likewise.
1549         (vld1q_*): Likewise.
1550         (vld1_lane_*): Likewise.
1551         (vld1q_lane_*): Likewise.
1552
1553 2013-01-07  Richard Biener  <rguenther@suse.de>
1554
1555         * lto-streamer.h (LTO_minor_version): Bump to 2.
1556
1557 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1558
1559         * config/aarch64/aarch64-protos.h
1560         (aarch64_const_double_zero_rtx_p): Rename to...
1561         (aarch64_float_const_zero_rtx_p): ...this.
1562         (aarch64_float_const_representable_p): New.
1563         (aarch64_output_simd_mov_immediate): Likewise.
1564         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
1565         move immediate case.
1566         * config/aarch64/aarch64.c
1567         (aarch64_const_double_zero_rtx_p): Rename to...
1568         (aarch64_float_const_zero_rtx_p): ...this.
1569         (aarch64_print_operand): Allow printing of new constants.
1570         (aarch64_valid_floating_const): New.
1571         (aarch64_legitimate_constant_p): Check for valid floating-point
1572         constants.
1573         (aarch64_simd_valid_immediate): Likewise.
1574         (aarch64_vect_float_const_representable_p): New.
1575         (aarch64_float_const_representable_p): Likewise.
1576         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
1577         (aarch64_output_simd_mov_immediate): New.
1578         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
1579         (*movdf_aarch64): Likewise.
1580         * config/aarch64/constraints.md (Ufc): New.
1581         (Y): call aarch64_float_const_zero_rtx.
1582         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
1583
1584 2013-01-07  Richard Biener  <rguenther@suse.de>
1585
1586         PR tree-optimization/55888
1587         PR tree-optimization/55862
1588         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
1589         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
1590         not if it is contained therein.
1591
1592 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1593
1594         * config/avr/t-avr: Typo.
1595
1596 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1597
1598         PR55243
1599         * config/avr/t-avr: Don't automatically rebuild
1600         $(srcdir)/config/avr/t-multilib
1601         $(srcdir)/config/avr/avr-tables.opt
1602         $(srcdir)/doc/avr-mmcu.texi
1603         (avr-mcus): New phony target to build them on request.
1604         (s-avr-mlib, s-avr-mmcu-texi): Remove.
1605         * avr/avr-mcus.def: Adjust comments.
1606
1607 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
1608
1609         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
1610
1611 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1612
1613         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
1614
1615 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1616
1617         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
1618
1619 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
1620
1621         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
1622         to generate profiling.
1623         * config/rs6000/aix64.h (LIB_SPEC): Same.
1624
1625 2013-01-04  Andrew Pinski  <apinski@cavium.com>
1626
1627         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
1628         New function.
1629         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1630
1631 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
1632
1633         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
1634         unconditionally.
1635         (ix86_expand_move): Ditto.
1636         (ix86_zero_extend_to_Pmode): Ditto.
1637         (ix86_expand_call): Ditto.
1638         (ix86_expand_special_args_builtin): Ditto.
1639         (ix86_expand_builtin): Ditto.
1640
1641 2013-01-04  Richard Biener  <rguenther@suse.de>
1642
1643         PR tree-optimization/55862
1644         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
1645         translating them through PHI nodes.
1646
1647 2013-01-04  Martin Jambor  <mjambor@suse.cz>
1648
1649         PR tree-optimization/55755
1650         * tree-sra.c (sra_modify_assign): Do not check that an access has no
1651         children when trying to avoid producing a VIEW_CONVERT_EXPR.
1652
1653 2013-01-04  Marek Polacek  <polacek@redhat.com>
1654
1655         PR middle-end/55859
1656         * opts.c (default_options_optimization): Clarify error message.
1657
1658 2013-01-04  Richard Biener  <rguenther@suse.de>
1659
1660         PR middle-end/55863
1661         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
1662         reassociation.
1663
1664 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1665
1666         PR target/53789
1667         * config/pa/pa.md (movsi): Revert previous change.
1668         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1669         references.
1670
1671 2013-01-03  Richard Henderson  <rth@redhat.com>
1672
1673         * config/i386/i386.c (ix86_expand_move): Always assign to op1
1674         after eliminating TLS symbols.
1675
1676 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
1677
1678         PR bootstrap/50167
1679         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
1680         * graphite-poly.c (debug_gmp_value): Likewise.
1681
1682 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
1683
1684         PR target/55712
1685         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1686         selected code model, define __code_mode_small__, __code_model_medium__,
1687         __code_model_large__, __code_model_32__ or __code_model_kernel__.
1688         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1689         xchg temporary register with %k.  Declare temporary register as
1690         early clobbered.
1691         [__x86_64__]: For medium and large code models, preserve %rbx register.
1692
1693 2013-01-03  Richard Biener  <rguenther@suse.de>
1694
1695         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
1696         (dump_subscript): Adjust.
1697         (finalize_ddr_dependent): Do not dump redundant info.
1698         (analyze_siv_subscript): Adjust.
1699         (subscript_dependence_tester): Likewise.
1700         (compute_affine_dependence): Likewise.
1701
1702 2013-01-03  Richard Biener  <rguenther@suse.de>
1703
1704         Revert
1705         2013-01-03  Richard Biener  <rguenther@suse.de>
1706
1707         PR tree-optimization/55857
1708         * tree-vect-stmts.c (vectorizable_load): Do not setup
1709         re-alignment for invariant loads.
1710
1711         2013-01-02  Richard Biener  <rguenther@suse.de>
1712
1713         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1714         invariant load do not generate a vector load from the scalar location.
1715
1716 2013-01-03  Richard Biener  <rguenther@suse.de>
1717
1718         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
1719         for not vectorizing.
1720         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
1721         not build INDIRECT_REFs, call get_name once only.
1722         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
1723         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
1724
1725 2013-01-03  Richard Biener  <rguenther@suse.de>
1726
1727         PR tree-optimization/55857
1728         * tree-vect-stmts.c (vectorizable_load): Do not setup
1729         re-alignment for invariant loads.
1730
1731 2013-01-03  Richard Biener  <rguenther@suse.de>
1732
1733         PR lto/55848
1734         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
1735         prefer a built-in decl.
1736
1737 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1738
1739         * gcc.c (process_command): Update copyright notice dates.
1740         * gcov.c (print_version): Likewise.
1741         * gcov-dump.c (print_version): Likewise.
1742
1743         PR rtl-optimization/55838
1744         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1745         iv0.step, iv1.step and step.
1746
1747 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1748             Marc Glisse  <marc.glisse@inria.fr>
1749
1750         PR tree-optimization/55832
1751         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
1752         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
1753         integer_{one,zero}_node.
1754
1755 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
1756
1757         PR debug/54402
1758         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
1759         * var-tracking.c (reverse_op): Don't add reverse ops to
1760         VALUEs that have already
1761         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
1762
1763 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
1764
1765         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
1766
1767 2013-01-02  Teresa Johnson  <tejohnson@google.com>
1768
1769         * dumpfile.c (dump_loc): Print filename with location.
1770         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
1771         new location_t parameter to emit complete unroll message with
1772         new dump framework.
1773         (canonicalize_loop_induction_variables): Compute loops location
1774         and pass to try_unroll_loop_completely.
1775         * loop-unroll.c (report_unroll_peel): New function.
1776         (peel_loops_completely): Use new dump format with location
1777         for main dumpfile message, and invoke report_unroll_peel on success.
1778         (decide_unrolling_and_peeling): Ditto.
1779         (decide_peel_once_rolling): Remove old dumpfile message subsumed
1780         by report_unroll_peel.
1781         (decide_peel_completely): Ditto.
1782         (decide_unroll_constant_iterations): Ditto.
1783         (decide_unroll_runtime_iterations): Ditto.
1784         (decide_peel_simple): Ditto.
1785         (decide_unroll_stupid): Ditto.
1786         * cfgloop.c (get_loop_location): New function.
1787         * cfgloop.h (get_loop_location): Declare.
1788
1789 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1790
1791         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
1792         NULL.
1793
1794 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1795
1796         PR middle-end/55198
1797         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
1798         BLKmode objects when EXPAND_MEMORY is specified.
1799
1800 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
1801
1802         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
1803         in loop predicate.
1804         (fold_builtin_cpu): Do not share cpu model decls across statements.
1805
1806 2013-01-02  Jason Merrill  <jason@redhat.com>
1807
1808         PR c++/55804
1809         * tree.c (build_array_type_1): Revert earlier change.
1810
1811 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
1812
1813         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
1814         "cortex-a57".
1815         * config/aarch64/aarch64-tune.md: Re-generate.
1816
1817 2013-01-02  Richard Biener  <rguenther@suse.de>
1818
1819         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
1820         invariant load do not generate a vector load from the scalar location.
1821
1822 2013-01-02  Richard Biener  <rguenther@suse.de>
1823
1824         PR bootstrap/55784
1825         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
1826         * configure: Regenerate.
1827
1828 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1829
1830         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
1831         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
1832         (expand_builtin_int_roundingfn_2): Keep the original target around
1833         for the fallback case.
1834
1835 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
1836
1837         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
1838         to be clear for sign changes.
1839
1840 2013-01-01  Jan Hubicka  <jh@suse.cz>
1841
1842         * ipa-inline-analysis.c: Fix formatting.
1843
1844 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
1845
1846         PR tree-optimization/55831
1847         * tree-vect-loop.c (get_initial_def_for_induction): Use
1848         gsi_after_labels instead of gsi_start_bb.
1849 \f
1850 Copyright (C) 2013 Free Software Foundation, Inc.
1851
1852 Copying and distribution of this file, with or without modification,
1853 are permitted in any medium without royalty provided the copyright
1854 notice and this notice are preserved.