gcc/ChangeLog

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