gcc/ChangeLog

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