gcc/ChangeLog

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