gcc/ChangeLog

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