gcc/ChangeLog

   1 2013-04-18  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers):
   4         New array.
   5         (ix86_expand_call): Remove clobbered_registers array and use
   6         x86_64_ms_sysv_extra_clobbered_registers instead.
   7         * config/i386/i386.h (x86_64_ms_sysv_extra_clobbered_registers):
   8         Declare here.
   9         * config/i386/predicates.md (call_rex64_ms_sysv_operation): New
  10         predicate.
  11         * config/i386/i386.md (*call_rex64_ms_sysv): Use
  12         call_rex64_ms_sysv_operation predicate.  Remove explicit clobbers.
  13         (*call_value_rex64_ms_sysv): Ditto.
  14
  15 2013-04-18  Cary Coutant  <ccoutant@google.com>
  16
  17         * dwarf2out.c (output_pubnames): Check die_perennial_p of
  18         parent instead of die_mark.
  19
  20 2013-04-18  Diego Novillo  <dnovillo@google.com>
  21
  22         * gimple.c (create_gimple_tmp): New.
  23         (get_expr_type): New.
  24         (build_assign): New.
  25         (build_type_cast): New.
  26         * gimple.h (enum ssa_mode): Define.
  27         (gimple_seq_set_location): New.
  28         * asan.c (build_check_stmt): Change some gimple_build_* calls
  29         to use build_assign and build_type_cast.
  30
  31 2013-04-18  Richard Biener  <rguenther@suse.de>
  32
  33         * tree-vect-data-refs.c (vect_analyze_group_access): Properly
  34         handle negative step.  Remove redundant checks.
  35         (vect_create_data_ref_ptr): Avoid ICEs with non-constant steps.
  36         * tree-vect-stmts.c (vectorizable_load): Instead of asserting
  37         for negative step and grouped loads fail to vectorize.
  38
  39 2013-04-18  Steven Bosscher  <steven@gcc.gnu.org>
  40
  41         * emit-rtl.c (reset_insn_used_flags): New function.
  42         (reset_all_used_flags): Use it.
  43         (verify_insn_sharing): New function.
  44         (verify_rtl_sharing): Fix verification for SEQUENCEs.
  45
  46 2013-04-18  Jakub Jelinek  <jakub@redhat.com>
  47
  48         PR tree-optimization/56984
  49         * tree-vrp.c (register_edge_assert_for_2): For (x >> M) < N
  50         and (x >> M) >= N don't register any assertion if N << M is the
  51         minimum value.
  52
  53 2013-04-18  Steven Bosscher  <steven@gcc.gnu.org>
  54
  55         * lower-subreg.c (resolve_simple_move): If called self-recursive,
  56         do not delete_insn insns that have not yet been emitted, only
  57         unlink them with remove_insn.
  58         * df-scan.c (df_insn_delete): Revert r197492.
  59
  60 2013-04-17  Steven Bosscher  <steven@gcc.gnu.org>
  61
  62         * emit-rtl.c (link_insn_into_chain): Handle chaining of SEQUENCEs.
  63         * reorg.c (emit_delay_sequence): Simplify with emit-rtl API.
  64
  65 2013-04-17  Greta Yorsh  <Greta.Yorsh@arm.com>
  66
  67         * config/arm/arm.md (movsicc_insn): Convert define_insn into
  68         define_insn_and_split.
  69         (and_scc,ior_scc,negscc): Likewise.
  70         (cmpsi2_addneg, subsi3_compare): Convert to named patterns.
  71
  72 2013-04-17  Greta Yorsh  <Greta.Yorsh@arm.com>
  73
  74         * config/arm/arm.c (use_return_insn): Return 0 for targets that
  75         can benefit from using a sequence of LDRD instructions in epilogue
  76         instead of a single LDM instruction.
  77
  78 2013-04-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
  79
  80         PR 45688
  81         * doc/extend.texi: Fix typo.
  82
  83 2013-04-17  Richard Biener  <rguenther@suse.de>
  84
  85         * tree-vect-slp.c (vect_build_slp_tree_1): Split out from ...
  86         (vect_build_slp_tree): ... here.
  87         (vect_build_slp_tree_1): Compute which stmts of the SLP group
  88         match.  Remove special-casing of mismatched complex loads.
  89         (vect_build_slp_tree): Based on the result from vect_build_slp_tree_1
  90         re-try the match with swapped commutative operands.
  91         (vect_supported_load_permutation_p): Remove special-casing of
  92         mismatched complex loads.
  93         (vect_analyze_slp_instance): Adjust.
  94
  95 2013-04-17  Richard Biener  <rguenther@suse.de>
  96
  97         PR rtl-optimization/56921
  98         * cfgloop.h (struct loop): Add simple_loop_desc member.
  99         (struct niter_desc): Mark with GTY(()).
 100         (simple_loop_desc): Do not use aux field but simple_loop_desc.
 101         * loop-iv.c (get_simple_loop_desc): Likewise.
 102         (free_simple_loop_desc): Likewise.
 103
 104         Revert
 105         2013-04-16  Richard Biener  <rguenther@suse.de>
 106
 107         PR rtl-optimization/56921
 108         * loop-init.c (pass_rtl_move_loop_invariants): Add
 109         TODO_do_not_ggc_collect to todo_flags_finish.
 110         (pass_rtl_unswitch): Same.
 111         (pass_rtl_unroll_and_peel_loops): Same.
 112         (pass_rtl_doloop): Same.
 113
 114 2013-04-17  Eric Botcazou  <ebotcazou@adacore.com>
 115
 116         * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): New.
 117         (decl_refs_may_alias_p): Add REF1 and REF2 parameters.
 118         Use nonoverlapping_component_refs_of_decl_p to disambiguate component
 119         references.
 120         (refs_may_alias_p_1): Adjust call to decl_refs_may_alias_p.
 121         * tree-streamer.c (record_common_node): Adjust reference in comment.
 122
 123 2013-04-17  Terry Guo  <terry.guo@arm.com>
 124
 125         * config/arm/cortex-m4.md: Add a new bypass.
 126
 127 2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 128
 129         * config/aarch64/aarch64.md (*adds_<optab><mode>_multp2):
 130         New pattern.
 131         (*subs_<optab><mode>_multp2): New pattern.
 132         (*adds_<optab><ALLX:mode>_<GPI:mode>): New pattern.
 133         (*subs_<optab><ALLX:mode>_<GPI:mode>): New pattern.
 134
 135 2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 136
 137         * config/aarch64/aarch64.md (*adds_mul_imm_<mode>): New pattern.
 138         (*subs_mul_imm_<mode>): New pattern.
 139
 140 2013-04-16  David Edelsohn  <dje.gcc@gmail.com>
 141
 142         PR target/56948
 143         * config/rs6000/vsx.md (vsx_mov<mode>): Add j->r alternative.
 144         (vsx_movti_64bit): Change j->wa to O->wa.  Add n->r alternative.
 145         (vsx_movti_32bit): Change j->wa to O->wa.
 146
 147 2013-04-16  Richard Biener  <rguenther@suse.de>
 148
 149         PR rtl-optimization/56921
 150         * loop-init.c (pass_rtl_move_loop_invariants): Add
 151         TODO_do_not_ggc_collect to todo_flags_finish.
 152         (pass_rtl_unswitch): Same.
 153         (pass_rtl_unroll_and_peel_loops): Same.
 154         (pass_rtl_doloop): Same.
 155
 156 2013-04-16  Greta Yorsh  <Greta.Yorsh@arm.com>
 157
 158         * config/arm/arm.c (emit_multi_reg_push): New declaration
 159         for an existing function.
 160         (arm_emit_strd_push): New function.
 161         (arm_expand_prologue): Used here.
 162         (arm_emit_ldrd_pop): New function.
 163         (arm_expand_epilogue): Used here.
 164         (arm_get_frame_offsets): Update condition.
 165         (arm_emit_multi_reg_pop): Add a special case for load of a single
 166         register with writeback.
 167
 168 2013-04-16  Uros Bizjak  <ubizjak@gmail.com>
 169
 170         * doc/invoke.texi (i386 Option): Reword -mstack-protector-guard
 171         description.
 172
 173 2013-04-16  Richard Biener  <rguenther@suse.de>
 174
 175         PR tree-optimization/56756
 176         * tree-ssa-loop-im.c (struct first_mem_ref_loc_1): New functor.
 177         (first_mem_ref_loc): New.
 178         (execute_sm): Place the load temporarily before a previous
 179         access instead of in the latch edge to ensure its SSA dependencies
 180         are defined at points dominating the load.
 181
 182 2013-04-16  Steven Bosscher  <steven@gcc.gnu.org>
 183
 184         * cfgrtl.c (cfg_layout_merge_blocks): Revert r184005, implement
 185         correct fix by moving header and footer insn to the footer of
 186         the merged basic block.  Clear BB_END of the merged-away block.
 187
 188         PR middle-end/43631
 189         * emit-rtl.c (make_note_raw): New function.
 190         (link_insn_into_chain): New static inline function.
 191         (add_insn): Use it.
 192         (add_insn_before, add_insn_after): Factor insn chain linking code...
 193         (add_insn_before_nobb, add_insn_after_nobb): ...here, new functions
 194         using link_insn_into_chain.
 195         (note_outside_basic_block_p): New helper function for emit_note_after
 196         and emit_note_before.
 197         (emit_note_after): Use nobb variant of add_insn_after if the note
 198         should not be contained in a basic block.
 199         (emit_note_before): Use nobb variant of add_insn_before if the note
 200         should not be contained in a basic block.
 201         (emit_note_copy): Use make_note_raw.
 202         (emit_note): Likewise.
 203         * bb-reorder.c (insert_section_boundary_note): Remove hack to set
 204         BLOCK_FOR_INSN to NULL manually for NOTE_INSN_SWITCH_TEXT_SECTIONS.
 205         * jump.c (cleanup_barriers): Use reorder_insns_nobb to avoid making
 206         the moved barrier the tail of the basic block it follows.
 207         * var-tracking.c (pass_variable_tracking): Add TODO_verify_flow.
 208
 209 2013-04-15  Jakub Jelinek  <jakub@redhat.com>
 210
 211         PR tree-optimization/56962
 212         * gimple-ssa-strength-reduction.c (record_increment): Only set
 213         initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
 214         either rhs1 or rhs2 is equal to c->base_expr.
 215
 216 2013-04-15  Richard Biener  <rguenther@suse.de>
 217
 218         PR tree-optimization/56933
 219         * tree-vectorizer.h (struct _stmt_vec_info): Remove read_write_dep
 220         member.
 221         (GROUP_READ_WRITE_DEPENDENCE): Remove.
 222         (STMT_VINFO_GROUP_READ_WRITE_DEPENDENCE): Likewise.
 223         * tree-vect-data-refs.c (vect_analyze_group_access): Move
 224         dependence check ...
 225         vect_analyze_data_ref_dependence (vect_analyze_data_ref_dependence):
 226         ... here.
 227         * tree-vect-stmts.c (new_stmt_vec_info): Do not initialize
 228         GROUP_READ_WRITE_DEPENDENCE.
 229
 230 2013-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 231
 232         * emit-rtl.c (reset_all_used_flags): New function.
 233         (verify_rtl_sharing): Call reset_all_used_flags before and after
 234         performing the checks.
 235
 236 2013-04-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 237
 238         * config/arm/arm.c (const_ok_for_dimode_op): Handle AND case.
 239         * config/arm/arm.md (*anddi3_insn): Change to insn_and_split.
 240         * config/arm/constraints.md (De): New constraint.
 241         * config/arm/neon.md (anddi3_neon): Delete.
 242         (neon_vand<mode>): Expand to standard anddi3 pattern.
 243         * config/arm/predicates.md (imm_for_neon_inv_logic_operand):
 244         Move earlier in the file.
 245         (neon_inv_logic_op2): Likewise.
 246         (arm_anddi_operand_neon): New predicate.
 247
 248 2013-04-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 249
 250         * configure.ac (gcc_cv_ld_as_needed): Set
 251         gcc_cv_ld_as_needed_option, gcc_cv_no_as_needed_option.
 252         Use -z ignore, -z record on *-*-solaris2*.
 253         (HAVE_LD_AS_NEEDED): Update comment.
 254         (LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION): Define.
 255         * configure: Regenerate.
 256         * config.in: Regenerate.
 257         * gcc.c (init_gcc_specs) [USE_LD_AS_NEEDED]: Use
 258         LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION.
 259         * config/sol2.h [HAVE_LD_AS_NEEDED] (USE_LD_AS_NEEDED): Define.
 260         * doc/tm.texi.in (USE_LD_AS_NEEDED): Allow for --as-needed
 261         equivalents.  Fix markup.
 262         * doc/tm.texi: Regenerate.
 263
 264 2013-04-15  Andrew Hsieh  <andrewhsieh.google.com>
 265
 266         * config/i386/i386.opt: New option mstack-protector-guard=.
 267         * config/i386/i386-opts.h: Add enum stack_protector_guard.
 268         * config/i386/i386.h: Define TARGET_SSP_GLOBAL_GUARD and
 269         TARGET_SSP_TLS_GUARD.
 270         * config/i386/i386.c (ix86_option_override_internal): Set
 271         ix86_stack_protector_guard.
 272         * config/i386/i386.md (stack_protect_set): Enable for
 273         TARGET_SSP_TLS_GUARD only.
 274         (stack_protect_set_<mode>): Ditto.
 275         (stack_protect_test): Ditto.
 276         (stack_protect_test_<mode>): Ditto.
 277         * doc/invoke.texi (i386 Option): Document.
 278
 279 2013-04-15  Eric Botcazou  <ebotcazou@adacore.com>
 280
 281         PR target/56890
 282         * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
 283         (S_MODES): Set H_MODE bit.
 284         (SF_MODES): Set only S_MODE and SF_MODE bits.
 285         (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
 286         (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
 287         <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
 288         <MODE_FLOAT>: Likewise.
 289
 290 2013-04-15  Joey Ye  <joey.ye@arm.com>
 291
 292         * config/arm/arm.c (thumb_far_jump_used_p): Fix typo in comments.
 293
 294 2013-04-15  Joey Ye  <joey.ye@arm.com>
 295
 296         * config/arm/arm.c (thumb1_final_prescan_insn): Assert lr save
 297         for real far jump.
 298         (thumb_far_jump_used_p): Count instruction size and set
 299         far_jump_used.
 300
 301 2013-04-14  Eric Botcazou  <ebotcazou@adacore.com>
 302
 303         * reorg.c (fill_simple_delay_slots): Reindent block of code.
 304         * resource.c (mark_target_live_regs): Reformat conditional block.
 305
 306 2013-04-13  Steven Bosscher  <steven@gcc.gnu.org>
 307
 308         * sched-deps.c (deps_analyze_insn): Do not check for EH_REGION insn
 309         notes, they are emitted only just before final.
 310         * sched-int.h: Include insn-attr.h before checking INSN_SCHEDULING.
 311
 312 2013-04-13  Steven Bosscher  <steven@gcc.gnu.org>
 313
 314         * emit-rtl.c (remove_insn): Do not call df_insn_delete here.
 315         * cfgrtl.c (delete_insn): Call it here instead.
 316         * lra-spills.c (lra_final_code_change): Use delete_insn.
 317         * haifa-sched.c (sched_remove_insn): Likewise.
 318         * sel-sched-ir.c (return_nop_to_pool): Clear INSN_DELETED_P for nops
 319         returning to the nop pool.
 320         (sel_remove_insn): Simplify the only_disconnect case via remove_insn,
 321         use delete_insn for definitive removal.  Clear BLOCK_FOR_INSN.
 322
 323 2013-04-12  Steven Bosscher  <steven@gcc.gnu.org>
 324
 325         * doc/tm.texi.in (LOOP_ALIGN): Remove loop note references.
 326         * doc/tm.texi: Regenerated.
 327
 328 2013-04-12  Uros Bizjak  <ubizjak@gmail.com>
 329
 330         * config/i386/i386.c (ix86_hard_regno_mode_ok): Use ANY_QI_REGNO_P in
 331         QImode checks.
 332
 333 2013-04-12  Steven Bosscher  <steven@gcc.gnu.org>
 334
 335         * df-core.c (df_find_def): Compare register numbers.
 336         (df_find_use): Likewise.
 337
 338 2013-04-12  Vladimir Makarov  <vmakarov@redhat.com>
 339
 340         PR target/56903
 341         * config/i386/i386.c (ix86_hard_regno_mode_ok): Add
 342         lra_in_progress for return.
 343
 344 2013-04-12  Greta Yorsh  <Greta.Yorsh@arm.com>
 345
 346         * config/arm/arm.md (mov_scc,mov_negscc,mov_notscc): Convert
 347         define_insn into define_insn_and_split and emit movsicc patterns.
 348
 349 2013-04-12  Greta Yorsh  <Greta.Yorsh@arm.com>
 350
 351         * config/arm/arm.c (gen_operands_ldrd_strd): Initialize "base".
 352
 353 2013-04-12  Richard Biener  <rguenther@suse.de>
 354
 355         * tree-pass.h (TODO_do_not_ggc_collect): New.
 356         * passes.c (execute_one_ipa_transform_pass): Honor
 357         TODO_do_not_ggc_collect.
 358         (execute_one_pass): Likewise.
 359
 360         Revert
 361         2013-04-10  Richard Biener  <rguenther@suse.de>
 362
 363         * passes.c (init_optimization_passes): Remove reload pass.
 364         * ira.c (do_reload): Merge into ...
 365         (ira): ... this.
 366         (rest_of_handle_reload): Remove.
 367         (pass_reload): Likewise.
 368         * config/i386/i386.c (ix86_option_override): Refer to ira instead
 369         of reload for vzeroupper pass placement.
 370
 371 2013-04-12  Jakub Jelinek  <jakub@redhat.com>
 372
 373         PR tree-optimization/56918
 374         PR tree-optimization/56920
 375         * fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...)
 376         instead of op1 - op2.  Pass 2 * TYPE_PRECISION (type) as second
 377         argument to rshift method.  For 2 * HOST_BITS_PER_WIDE_INT precision
 378         use wide_mul_with_sign method.
 379
 380 2013-04-12  Richard Biener  <rguenther@suse.de>
 381
 382         * gimple.c (is_gimple_constant): Vector CONSTRUCTORs should
 383         not be considered a gimple constant.
 384
 385 2013-04-12  Marc Glisse  <marc.glisse@inria.fr>
 386
 387         * fold-const.c (const_binop): Handle vector shifts by a scalar.
 388         (fold_binary_loc): Call const_binop also for mixed vector-scalar
 389         operations.
 390
 391 2013-04-12  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 392             Jakub Jelinek  <jakub@redhat.com>
 393
 394         * opts.c: Include diagnostic-color.h.
 395         (common_handle_option): Handle OPT_fdiagnostics_color_.
 396         * Makefile.in (OBJS-libcommon): Add diagnostic-color.o.
 397         (diagnostic.o, opts.o, pretty-print.o): Depend on diagnostic-color.h.
 398         (diagnostic-color.o): New.
 399         * common.opt (fdiagnostics-color, fdiagnostics-color=): New options.
 400         (diagnostic_color_rule): New enum.
 401         * dwarf2out.c (gen_producer_string): Don't print -fdiagnostics-color*.
 402         * langhooks.c (lhd_print_error_function): Add %r "locus" and %R around
 403         the location string.
 404         * diagnostic.def: Add 3rd argument to DEFINE_DIAGNOSTIC_KIND macros,
 405         either NULL, or color kind.
 406         * diagnostic-color.c: New file.
 407         * diagnostic-color.h: New file.
 408         * diagnostic-core.h (DEFINE_DIAGNOSTIC_KIND): Adjust macro for 3
 409         arguments.
 410         * doc/invoke.texi (-fdiagnostics-color): Document.
 411         * pretty-print.h (pp_show_color): Define.
 412         (struct pretty_print_info): Add show_color field.
 413         * diagnostic.c: Include diagnostic-color.h.
 414         (diagnostic_build_prefix): Adjust for 3 argument DEFINE_DIAGNOSTIC_KIND
 415         macros.  Colorize error:, warning: etc. strings and also the location
 416         string.
 417         (diagnostic_show_locus): Colorize the caret line.
 418         * pretty-print.c: Include diagnostic-color.h.
 419         (pp_base_format): Handle %r and %R format specifiers.  Colorize strings
 420         inside of %< %> quotes or quoted through q format modifier.
 421
 422 2013-04-12  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 423
 424         * ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as well.
 425
 426 2013-04-11  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 427
 428         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Allow NEG
 429         code in CC_NZ mode.
 430         * config/aarch64/aarch64.md (*neg_<shift><mode>3_compare0): New
 431         pattern.
 432
 433 2013-04-11  Marek Polacek  <polacek@redhat.com>
 434
 435         PR tree-optimization/48184
 436         * params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum value to 1.
 437
 438 2013-04-11  Eric Botcazou  <ebotcazou@adacore.com>
 439
 440         * stor-layout.c (skip_simple_constant_arithmetic): Move to...
 441         * tree.c (skip_simple_constant_arithmetic): ...here and make public.
 442         (skip_simple_arithmetic): Tidy up.
 443         * tree.h (skip_simple_constant_arithmetic): Declare.
 444
 445 2013-04-11  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 446
 447         * config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Define.
 448
 449 2013-04-11  Richard Biener  <rguenther@suse.de>
 450
 451         * tree-vect-loop.c (get_initial_def_for_induction): Properly
 452         generate vector constants.
 453
 454 2013-04-11  Richard Biener  <rguenther@suse.de>
 455
 456         PR tree-optimization/56878
 457         * tree-flow.h (outermost_invariant_loop_for_expr): Declare.
 458         * tree-ssa-loop-ivopts.c (outermost_invariant_loop_for_expr):
 459         New function.
 460         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
 461         Prefer to align the DR with the most invariant base address.
 462
 463 2013-04-11  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 464
 465         * opts.c (common_handle_option): Fix formatting and add FALLTHRU
 466         comment.
 467
 468 2013-04-11  James Greenhalgh  <james.greenhalgh@arm.com>
 469
 470         * config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Fix
 471         floating-point vector comparisons against 0.
 472
 473 2013-04-11  Jakub Jelinek  <jakub@redhat.com>
 474
 475         PR tree-optimization/56899
 476         * fold-const.c (extract_muldiv_1): Apply distributive law
 477         only if TYPE_OVERFLOW_WRAPS (ctype).
 478
 479 2013-04-11  Bin Cheng  <bin.cheng@arm.com>
 480
 481         PR target/56124
 482         * ira-costs.c (scan_one_insn): Check whether the source rtx of
 483         loading has side effect.
 484
 485 2013-04-10  Steven Bosscher  <steven@gcc.gnu.org>
 486
 487         * config/sparc/sparc.c: Include tree-pass.h.
 488         (TARGET_MACHINE_DEPENDENT_REORG): Do not redefine.
 489         (sparc_reorg): Rename to sparc_do_work_around_errata.  Move to
 490         head of file.  Change return type.  Split off gate function.
 491         (sparc_gate_work_around_errata): New function.
 492         (pass_work_around_errata): New pass definition.
 493         (insert_pass_work_around_errata) New pass insert definition to
 494         insert pass_work_around_errata just after delayed-branch scheduling.
 495         (sparc_option_override): Insert the pass.
 496         * config/sparc/t-sparc (sparc.o): Add TREE_PASS_H dependence.
 497
 498 2013-04-10  David S. Miller  <davem@davemloft.net>
 499
 500         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
 501         or -mcpu=hypersparc.
 502
 503         * target.def (cstore_mode): New hook.
 504         * target.h: Include insn-codes.h
 505         * targhooks.c: Likewise.
 506         (default_cstore_mode): New function.
 507         * targhooks.h: Declare it.
 508         * doc/tm.texi.in: New hook slot for TARGET_CSTORE_MODE.
 509         * doc/tm.texi: Rebuild.
 510         * expmed.c (emit_cstore): Obtain cstore boolean result mode using
 511         target hook, rather than inspecting the insn_data.
 512         * config/sparc/sparc.c (sparc_cstore_mode): New function.
 513         (TARGET_CSTORE_MODE): Redefine.
 514         (emit_scc_insn): When TARGET_ARCH64, emit new 64-bit boolean
 515         result patterns.
 516         * config/sparc/predicates.md (cstore_result_operand): New special
 517         predicate.
 518         * config/sparc/sparc.md (cstoresi4, cstoredi4, cstore<F:mode>4):
 519         Use it for operand 0.
 520         (*seqsi_special): Rewrite using 'P' mode iterator on operand 0.
 521         (*snesi_special): Likewise.
 522         (*snesi_zero): Likewise.
 523         (*seqsi_zero): Likewise.
 524         (*sltu_insn): Likewise.
 525         (*sgeu_insn): Likewise.
 526         (*seqdi_special): Make operand 0 and comparison operation be of
 527         DImode.
 528         (*snedi_special): Likewise.
 529         (*snedi_special_vis3): Likewise.
 530         (*neg_snesi_zero): Rename to *neg_snesisi_zero.
 531         (*neg_snesi_sign_extend): Rename to *neg_snesidi_zero.
 532         (*snesi_zero_extend): Delete, covered by 'P' mode iterator.
 533         (*neg_seqsi_zero): Rename to *neg_seqsisi_zero.
 534         (*neg_seqsi_sign_extend): Rename to *neg_seqsidi_zero.
 535         (*seqsi_zero_extend): Delete, covered by 'P' mode iterator.
 536         (*sltu_extend_sp64): Likewise.
 537         (*neg_sltu_insn): Rename to *neg_sltusi_insn.
 538         (*neg_sltu_extend_sp64): Rename to *neg_sltudi_insn.
 539         (*sgeu_extend_sp64): Delete, covered by 'P' mode iterator.
 540         (*neg_sgeu_insn): Rename to *neg_sgeusi_insn.
 541         (*neg_sgeu_extend_sp64): Rename to *neg_sgeudi_insn.
 542
 543 2013-04-10  Yufeng Zhang  <yufeng.zhang@arm.com>
 544
 545         * config/aarch64/aarch64.c (aarch64_print_extension): New function.
 546         (aarch64_start_file): Use the new function.
 547
 548 2013-04-10  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
 549             Jason Merrill  <jason@redhat.com>
 550
 551         * common.opt: Add -gdwarf.
 552         * opts.c (common_handle_option): Handle it.
 553         * gcc.c (ASM_DEBUG_SPEC): Don't expect "-2" for DWARF.
 554
 555 2013-04-10  Richard Biener  <rguenther@suse.de>
 556
 557         * passes.c (execute_todo): Do not call ggc_collect conditional here.
 558         (execute_one_ipa_transform_pass): But unconditionally here.
 559         (execute_one_pass): And here.
 560         (init_optimization_passes): Remove reload pass.
 561         * tree-pass.h (TODO_ggc_collect): Remove.
 562         (pass_reload): Likewise.
 563         * ira.c (do_reload): Merge into ...
 564         (ira): ... this.
 565         (rest_of_handle_reload): Remove.
 566         (pass_reload): Likewise.
 567         * config/i386/i386.c (ix86_option_override): Refer to ira instead
 568         of reload for vzeroupper pass placement.
 569         * <everywhere>: Remove TODO_ggc_collect from todo_flags_start
 570         and todo_flags_finish of all passes.
 571
 572 2013-04-10  Richard Biener  <rguenther@suse.de>
 573
 574         * tree-vectorizer.h (struct _slp_oprnd_info): Remove
 575         first_const_oprnd field, rename first_def_type to first_op_type.
 576         * tree-vect-slp.c (vect_create_oprnd_info): Adjust.
 577         (vect_get_and_check_slp_defs): Always use the type of the
 578         operand.  Allow mixed vect_external_def, vect_constant_def types.
 579         (vect_get_constant_vectors): Handle mixed vect_external_def,
 580         vect_constant_def types.
 581
 582 2013-04-10  Joern Rennecke <joern.rennecke@embecosm.com>
 583
 584         PR tree-optimization/55524
 585         * tree-ssa-math-opts.c
 586         (convert_mult_to_fma): Don't use an fms construct
 587         when we don't have an fms operation, but fnma, and it looks
 588         likely that we'll be able to use the latter.
 589
 590 2013-04-10  Zhouyi Zhou <yizhouzhou@ict.ac.cn>
 591
 592         * cif-code.def (OVERWRITABLE): Correct the comment for overwritable
 593         function.
 594         * ipa-inline.c (can_inline_edge_p): Let dump mechanism report the
 595         inline fail caused by overwritable functions.
 596
 597 2013-04-10  Chung-Ju Wu  <jasonwucj@gmail.com>
 598
 599         * combine.c (simplify_compare_const): Use GET_MODE_MASK to filter out
 600         unnecessary bits in the constant power of two case.
 601
 602 2013-04-10  Richard Biener  <rguenther@suse.de>
 603
 604         * tree-vect-slp.c (vect_get_and_check_slp_defs): Remove
 605         broken code swapping operands.
 606         (vect_build_slp_tree): Do not compute load permutations here.
 607         (vect_analyze_slp_instance): Compute load permutations here,
 608         after building the SLP tree.
 609
 610 2013-04-09  Christian Bruel  <christian.bruel@st.com>
 611
 612         * config/sh/sh.md (barrier_align): Use next/prev_active_insn instead
 613         of next/prev_real_insn.
 614
 615 2013-04-09  Jan Hubicka  <jh@suse.cz>
 616
 617         * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p):
 618         Drop aliased parameter.
 619         (function_and_variable_visibility): Do not handle alias pairs.
 620         * cgraph.c (varpool_externally_visible_p): Update prototype.
 621         * varpool.c (varpool_add_new_variable): Update.
 622
 623 2013-04-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 624
 625         * config/arm/arm.md (minmax_arithsi_non_canon): New pattern.
 626
 627 2013-04-09  Steven Bosscher  <steven@gcc.gnu.org>
 628
 629         * sched-vis.c (print_pattern): Print SEQUENCE of insns as insns.
 630
 631         * config/sparc/sparc.md: Use define_c_enum for "unspec" and "unspecv".
 632
 633 2013-04-09  Marek Polacek  <polacek@redhat.com>
 634
 635         PR tree-optimization/48762
 636         * params.def (PARAM_MAX_CSE_INSNS): Increase the minimum value to 1.
 637
 638 2013-04-09  Richard Biener  <rguenther@suse.de>
 639
 640         * tree-vect-slp.c (vect_get_and_check_slp_defs): Remove code
 641         dealing with cost.
 642         (vect_build_slp_tree): Likewise.
 643         (vect_analyze_slp_cost_1, vect_analyze_slp_cost): New functions
 644         calculating the cost of a SLP instance.
 645         (vect_analyze_slp_instance): Use it from here, after building
 646         the SLP tree.
 647
 648 2013-04-09  Jakub Jelinek  <jakub@redhat.com>
 649
 650         PR middle-end/56883
 651         * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
 652         expand_omp_for_static_chunk): Use simple_p = true in
 653         force_gimple_operand_gsi calls when assigning to addressable decls.
 654
 655 2013-04-09  Jeff Law  <law@redhat.com>
 656
 657         * tree-vrp.c (simplify_cond_using_ranges): Simplify test of boolean
 658         when the boolean was created by converting a wider object which
 659         had a boolean range.
 660
 661 2013-04-09  Richard Biener  <rguenther@suse.de>
 662
 663         * tree-vectorizer.h (slp_void_p): Remove.
 664         (slp_tree): Typedef before _slp_tree declaration.
 665         (struct _slp_tree): Use a vector of slp_tree as children.
 666         (vect_get_place_in_interleaving_chain): Remove.
 667         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain):
 668         Move ...
 669         * tree-vect-slp.c (vect_get_place_in_interleaving_chain): ... here
 670         and make static.
 671         (vect_free_slp_tree, vect_print_slp_tree, vect_mark_slp_stmts,
 672         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
 673         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
 674         vect_schedule_slp_instance, vect_remove_slp_scalar_calls):
 675         Use slp_node instead of slp_void_p and adjust.
 676
 677 2013-04-09  Richard Biener  <rguenther@suse.de>
 678
 679         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa): Avoid
 680         work that is not necessary.
 681
 682 2013-04-09  Jakub Jelinek  <jakub@redhat.com>
 683
 684         PR tree-optimization/56854
 685         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't
 686         forward into clobber stmts if it would change MEM_REF lhs into
 687         non-MEM_REF.
 688
 689 2013-04-09  Maxim Kuvyrkov  <maxim@kugelworks.com>
 690
 691         * tree.c (type_hash_lookup, type_hash_add): Make static.
 692         * tree.h (type_hash_lookup, type_hash_add): Remove global declarations.
 693
 694 2013-04-09  Richard Biener  <rguenther@suse.de>
 695
 696         * tree.h (unsave_expr_now): Remove.
 697         * tree-inline.c (mark_local_for_remap_r): Remove.
 698         (unsave_expr_1): Likewise.
 699         (unsave_r): Likewise.
 700         (unsave_expr_now): Likewise.
 701         * tree-ssa-copy.c (replace_exp_1): Use unshare_expr.
 702         (propagate_tree_value): Likewise.
 703
 704 2013-04-08  Steven Bosscher  <steven@gcc.gnu.org>
 705
 706         * doc/rtl.texi (sequence): Rewrite documentation to match the
 707         current use of SEQUENCE rtl objects.
 708         * rtl.def (SEQUENCE): Likewise.
 709
 710         * doc/rtl.texi (NOTE_INSN_EH_REGION_BEG, NOTE_INSN_EH_REGION_END):
 711         Update documentation.
 712         (NOTE_INSN_LOOP_BEG, NOTE_INSN_LOOP_END, NOTE_INSN_LOOP_CONT,
 713         NOTE_INSN_LOOP_VTOP): Remove documentation for non-existing notes.
 714
 715         * reg-notes.def (REG_EH_CONTEXT): Remove unused note.
 716
 717 2013-04-08  Teresa Johnson  <tejohnson@google.com>
 718
 719         * basic-block.h (GCOV_COMPUTE_SCALE): Define.
 720         * ipa-inline-analysis.c (param_change_prob): Use helper rounding divide
 721         methods.
 722         (estimate_edge_size_and_time): Add comment to suggest using rounding
 723         methods.
 724         (estimate_node_size_and_time): Ditto.
 725         (remap_edge_change_prob): Use helper rounding divide methods.
 726         * value-prof.c (gimple_divmod_fixed_value_transform): Ditto.
 727         (gimple_mod_pow2_value_transform): Ditto.
 728         (gimple_mod_subtract_transform): Ditto.
 729         (gimple_ic_transform): Ditto.
 730         (gimple_stringops_transform): Ditto.
 731         * stmt.c (conditional_probability): Ditto.
 732         (emit_case_dispatch_table): Ditto.
 733         * lto-cgraph.c (merge_profile_summaries): Ditto.
 734         * tree-optimize.c (execute_fixup_cfg): Ditto.
 735         * cfgcleanup.c (try_forward_edges): Ditto.
 736         * cfgloopmanip.c (scale_loop_profile): Ditto.
 737         (loopify): Ditto.
 738         (duplicate_loop_to_header_edge): Ditto.
 739         (lv_adjust_loop_entry_edge): Ditto.
 740         * tree-vect-loop.c (vect_transform_loop): Ditto.
 741         * profile.c (compute_branch_probabilities): Ditto.
 742         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
 743         * lto-streamer-in.c (input_cfg): Ditto.
 744         * gimple-streamer-in.c (input_bb): Ditto.
 745         * ipa-cp.c (update_profiling_info): Ditto.
 746         (update_specialized_profile): Ditto.
 747         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): Ditto.
 748         * cfg.c (update_bb_profile_for_threading): Add comment to suggest using
 749         rounding methods.
 750         * sched-rgn.c (compute_dom_prob_ps): Ditto.
 751         (compute_trg_info): Ditto.
 752         * cfgrtl.c (force_nonfallthru_and_redirect): Ditto.
 753         (purge_dead_edges): Ditto.
 754         * loop-unswitch.c (unswitch_loop): Ditto.
 755         * cgraphclones.c (cgraph_clone_edge): Ditto.
 756         (cgraph_clone_node): Ditto.
 757         * tree-inline.c (copy_bb): Ditto.
 758         (copy_edges_for_bb): Ditto.
 759         (initialize_cfun): Ditto.
 760         (copy_cfg_body): Ditto.
 761         (expand_call_inline): Ditto.
 762
 763 2013-04-08  Kai Tietz  <ktietz@redhat.com>
 764
 765         * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Replaced
 766         TARGET_CYGWIN64 by TARGET_64BIT.
 767
 768 2013-04-08  Joern Rennecke  <joern.rennecke@embecosm.com>
 769
 770         * config/epiphany/epiphany.md (GPR_1): New constant.
 771         (define_expand "mov<mode>cc): FAIL if gen_compare_reg returned 0.
 772         * config/epiphany/epiphany.c (gen_compare_reg):
 773         For flag_finite_math_only, avoid swapping operands when r0 and/or r1
 774         is already in place.
 775         Use GPR_0 / GPR_1 instead of 0/1 for r0/r1 register numbers.
 776         Don't require being called during rtl expansion; If y operlaps r0,
 777         return 0.
 778         (epiphany_compute_frame_size, epiphany_expand_prologue): Use GPR_1.
 779         (epiphany_expand_epilogue): Likewise.
 780
 781         * config/epiphany/epiphany.c (epiphany_select_cc_mode):
 782         Don't use CC_FPmode for ORDERED / UNORDERED.
 783         * config/epiphany/epiphany.md (cmpsf_ord): Make pattern unconditional.
 784
 785         * config/epiphany/constraints.md (CnL): New constraint.
 786         * config/epiphany/epiphany.md (addsi3_i): Add r/r/CnL alternative.
 787         * config/epiphany/predicates.md (add_operand): Allow 1024.
 788
 789         * config/epiphany/epiphany.md (logical_op): New code iterator.
 790         (op_mnc): New code attribute.
 791         (<op_mnc>_f, mov_f, cstoresi4): New patterns.
 792         (mov_f+1, mov_f+2): New peephole2 patterns.
 793
 794         * config/epiphany/epiphany.md (mov_f+2): New peephole2 pattern.
 795         (cstoresi4): Also allow re-use of zero result when doing a NE
 796         comparison to a non-zero operand.
 797         Use (clobber (scratch)) for first insn if the gpr output is not needed.
 798
 799         * config/epiphany/epiphany.md (<insn_opname>v2si3):
 800         Use gen_addsi3_i / gen_subsi3_i.
 801
 802 2013-04-08  Jakub Jelinek  <jakub@redhat.com>
 803
 804         PR c++/34949
 805         PR c++/50243
 806         * tree-eh.c (optimize_clobbers): Only remove clobbers if bb doesn't
 807         contain anything but clobbers, at most one __builtin_stack_restore,
 808         optionally debug stmts and final resx, and if it has at least one
 809         incoming EH edge.  Don't check for SSA_NAME on LHS of a clobber.
 810         (sink_clobbers): Don't check for SSA_NAME on LHS of a clobber.
 811         Instead of moving clobbers with MEM_REF LHS with SSA_NAME address
 812         which isn't defaut definition, remove them.
 813         (unsplit_eh, cleanup_empty_eh): Use single_{pred,succ}_{p,edge}
 814         instead of EDGE_COUNT comparisons or EDGE_{PRED,SUCC}.
 815         * tree-ssa-ccp.c (execute_fold_all_builtins): Remove clobbers
 816         with MEM_REF LHS with SSA_NAME address.
 817
 818 2013-04-08  Jeff Law  <law@redhat.com>
 819
 820         * gimple.c (canonicalize_cond_expr_cond): Rewrite x ^ y into x != y.
 821
 822 2013-04-08  Richard Biener  <rguenther@suse.de>
 823
 824         * gimple-pretty-print.c (debug_gimple_stmt): Do not print
 825         extra newline.
 826         * tree-vect-loop.c (vect_determine_vectorization_factor): Dump
 827         determined vector type.
 828         (vect_analyze_data_refs): Likewise.
 829         (vect_get_new_vect_var): Adjust.
 830         (vect_create_destination_var): Preserve SSA name versions.
 831         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Do
 832         not dump anything here.
 833
 834 2013-04-08  Joern Rennecke  <joern.rennecke@embecosm.com>
 835
 836         * config/epiphany/epiphany.h (struct GTY (()) machine_function):
 837         Add member lr_slot_known.
 838         * config/epiphany/epiphany.md (reload_insi_ra): Compute lr_slot_offs
 839         if necessary.
 840         * config/epiphany/epiphany.c (epiphany_compute_frame_size):
 841         Remove code that sets lr_slot_offset according to what a previous
 842         version of epiphany_emit_save_restore used to do.
 843         (epiphany_emit_save_restore): When doing an lr save or restore,
 844         set/verify lr_slot_known and lr_slot_offset.
 845
 846 2013-04-08  Xinyu Qi  <xyqi@marvell.com>
 847
 848         PR target/54338
 849         * config/arm/arm.h (REG_CLASS_CONTENTS): Include IWMMXT_GR_REGS
 850         in ALL_REGS.
 851
 852 2013-04-08  Richard Biener  <rguenther@suse.de>
 853
 854         * alias.c (find_base_term): Fix thinko in previous change.
 855
 856 2013-04-08  Jakub Jelinek  <jakub@redhat.com>
 857
 858         * tree-loop-distribution.c (const_with_all_bytes_same): New function.
 859         (generate_memset_builtin): Only handle integer_all_onesp as -1 val if
 860         TYPE_PRECISION is equal to mode bitsize.  Use const_with_all_bytes_same
 861         if possible to compute val.
 862         (classify_partition): Verify CONSTRUCTOR doesn't have any elts.
 863         For QImode integers don't require anything about precision.  Use
 864         const_with_all_bytes_same to find out if the constant doesn't have
 865         repeated bytes in it.
 866
 867 2013-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 868
 869         * config/s390/s390.c (s390_expand_insv): Only accept insertions
 870         within mode size.
 871
 872 2013-04-08  Marek Polacek  <polacek@redhat.com>
 873
 874         PR rtl-optimization/48182
 875         * params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
 876         value to 1.
 877
 878 2013-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 879
 880         PR target/55487
 881         * config/pa/pa.c (legitimize_pic_address): Before incrementing label
 882         nuses, make sure we have a label.
 883
 884 2013-04-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 885
 886         PR target/56843
 887         * config/rs6000/rs6000.c (rs6000_emit_swdiv_high_precision): Remove.
 888         (rs6000_emit_swdiv_low_precision): Remove.
 889         (rs6000_emit_swdiv): Rewrite to handle between one and four
 890         iterations of Newton-Raphson generally; modify required number of
 891         iterations for some cases.
 892         * config/rs6000/rs6000.h (RS6000_RECIP_HIGH_PRECISION_P): Remove.
 893
 894 2013-04-05  Steven Bosscher  <steven@gcc.gnu.org>
 895
 896         * bb-reorder.c (fix_crossing_unconditional_branches): Remove a
 897         set-but-unused variable.
 898
 899         * cgraph.c (cgraph_release_function_body): Clear cfun->cfg to make
 900         basic blocks of released function bodies garbage-collectable.
 901
 902         * ree.c (find_and_remove_re): Do not call df_finish_pass here.
 903         (struct rtl_opt_pass): Add TODO_df_finish.
 904
 905         * rtl.def (DEFINE_SUBST, DEFINE_SUBST_ATTR): Add documentation.
 906
 907 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 908
 909         * config/arm/constraints.md (q): New constraint.
 910         * config/arm/ldrdstrd.md: New file.
 911         * config/arm/arm.md (ldrdstrd.md) New include.
 912         (arm_movdi): Use "q" instead of "r" constraint
 913         for double-word memory access.
 914         (movdf_soft_insn): Likewise.
 915         * config/arm/vfp.md (movdi_vfp): Likewise.
 916         * config/arm/t-arm (MD_INCLUDES): Add ldrdstrd.md.
 917         * config/arm/arm-protos.h (gen_operands_ldrd_strd): New declaration.
 918         * config/arm/arm.c (gen_operands_ldrd_strd): New function.
 919         (mem_ok_for_ldrd_strd): Likewise.
 920         (output_move_double): Update assertion.
 921
 922 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 923
 924         * config/arm/arm.md: Comment on splitting Thumb1 patterns.
 925
 926 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 927
 928         * config/arm/arm.md (arm_smax_insn): Convert define_insn into
 929         define_insn_and_split.
 930         (arm_smin_insn,arm_umaxsi3,arm_uminsi3): Likewise.
 931
 932 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 933
 934         * config/arm/arm.md (arm_ashldi3_1bit): Convert define_insn into
 935         define_insn_and_split.
 936         (arm_ashrdi3_1bit,arm_lshrdi3_1bit): Likewise.
 937         (shiftsi3_compare): New pattern.
 938         (rrx): New pattern.
 939         * config/arm/unspecs.md (UNSPEC_RRX): New.
 940
 941 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 942
 943         * config/arm/arm.md (negdi_extendsidi): New pattern.
 944         (negdi_zero_extendsidi): Likewise.
 945
 946 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 947
 948         * config/arm/arm.md (andsi_iorsi3_notsi): Convert define_insn into
 949         define_insn_and_split.
 950         (arm_negdi2,arm_abssi2,arm_neg_abssi2): Likewise.
 951         (arm_cmpdi_insn,arm_cmpdi_unsigned): Likewise.
 952
 953 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 954
 955         * config/arm/arm.md (arm_subdi3): Convert define_insn into
 956         define_insn_and_split.
 957         (subdi_di_zesidi,subdi_di_sesidi): Likewise.
 958         (subdi_zesidi_di,subdi_sesidi_di,subdi_zesidi_zesidi): Likewise.
 959
 960 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 961
 962         * config/arm/arm.md (subsi3_carryin): New pattern.
 963         (subsi3_carryin_const): Likewise.
 964         (subsi3_carryin_compare,subsi3_carryin_compare_const): Likewise.
 965         (subsi3_carryin_shift,rsbsi3_carryin_shift): Likewise.
 966
 967 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 968
 969         * config/arm/arm.md (incscc,arm_incscc,decscc,arm_decscc): Delete.
 970
 971 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
 972
 973         * config/arm/arm.md (addsi3_carryin_<optab>): Set attribute predicable.
 974         (addsi3_carryin_alt2_<optab>,addsi3_carryin_shift_<optab>): Likewise.
 975
 976 2013-04-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 977
 978         * config/arm/arm.c (arm_expand_builtin): Change fcode
 979         type to unsigned int.
 980
 981 2013-04-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 982
 983         * doc/invoke.texi (ARM Options): Document cortex-a53 support.
 984
 985 2013-04-04  Ian Lance Taylor  <iant@google.com>
 986
 987         * doc/standards.texi (Standards): The Go frontend supports the Go 1
 988         language standard.
 989
 990 2013-04-04  Steven Bosscher  <steven@gcc.gnu.org>
 991
 992         PR middle-end/56729
 993         * df-scan.c (df_insn_delete): Disable failing assert.
 994
 995 2013-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 996
 997         * config/arm/arm-protos.h (arm_builtin_vectorized_function):
 998         New function prototype.
 999         * config/arm/arm.c (TARGET_VECTORIZE_BUILTINS): Define.
1000         (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Likewise.
1001         (arm_builtin_vectorized_function): New function.
1002
1003 2013-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1004
1005         * config/arm/arm_neon_builtins.def: New file.
1006         * config/arm/arm.c (neon_builtin_data): Move contents to
1007         arm_neon_builtins.def.
1008         (enum arm_builtins): Include neon builtin definitions.
1009         (ARM_BUILTIN_NEON_BASE): Move from enum to macro.
1010         * config/arm/t-arm (arm.o): Add dependency on arm_neon_builtins.def.
1011
1012 2013-04-04  Marek Polacek  <polacek@redhat.com>
1013
1014         PR tree-optimization/48186
1015         * predict.c (maybe_hot_frequency_p): Return false if
1016         HOT_BB_FREQUENCY_FRACTION is 0.
1017         (cgraph_maybe_hot_edge_p): Likewise.
1018
1019 2013-04-04  Richard Biener  <rguenther@suse.de>
1020
1021         PR tree-optimization/56826
1022         * tree-vect-slp.c (vect_build_slp_tree): Compute ncopies
1023         more accurately.
1024
1025 2013-04-04  Richard Biener  <rguenther@suse.de>
1026
1027         PR tree-optimization/56213
1028         * tree-vect-data-refs.c (vect_check_strided_load): Remove.
1029         (vect_analyze_data_refs): Allow all non-nested loads as strided loads.
1030
1031 2013-04-04  Richard Biener  <rguenther@suse.de>
1032
1033         PR tree-optimization/56837
1034         * tree-loop-distribution.c (classify_partition): For non-zero
1035         values require that the value has the same precision as its
1036         mode to be useful as memset value.
1037
1038 2013-04-03  Nick Clifton  <nickc@redhat.com>
1039
1040         * config/v850/v850e3v5.md (fmasf4): Use fmaf.s on E3V5 architectures.
1041         (fmssf4): Use fmsf.s on E3V5 architectures.
1042         (fnmasf4): Use fnmaf.s on E3V5 architectures.
1043         (fnmssf4): Use fnmsf.s on E3V5 architectures.
1044
1045 2013-04-03  Jeff Law  <law@redhat.com>
1046
1047         * Makefile.in (lra-constraints.o): Depend on $(OPTABS_H).
1048         (lra-eliminations.o): Likewise.
1049
1050 2013-04-03  Teresa Johnson  <tejohnson@google.com>
1051
1052         * gcov-io.c (compute_working_sets): Moved most of body of old
1053         compute_working_sets here from profile.c.
1054         * gcov-io.h (NUM_GCOV_WORKING_SETS): Moved here from profile.c.
1055         (gcov_working_set_t): Moved typedef here from basic-block.h
1056         (compute_working_set): Declare.
1057         * profile.c (NUM_GCOV_WORKING_SETS): Moved to gcov-io.h.
1058         (get_working_sets): Renamed from compute_working_set,
1059         replace most of body with call to new compute_working_sets.
1060         (get_exec_counts): Replace call to compute_working_sets
1061         to get_working_sets.
1062         * profile.h (get_working_sets): Renamed from compute_working_set.
1063         * lto-cgraph.c (input_symtab): Replace call to compute_working_sets
1064         to get_working_sets.
1065         * basic-block.h (gcov_working_set_t): Moved to gcov-io.h.
1066         * gcov-dump.c (dump_working_sets): New function.
1067
1068 2013-04-03  Kenneth Zadeck <zadeck@naturalbridge.com>
1069
1070         * hwint.c (sext_hwi, zext_hwi): New functions.
1071         * hwint.h (HOST_BITS_PER_HALF_WIDE_INT, HOST_HALF_WIDE_INT,
1072         HOST_HALF_WIDE_INT_PRINT, HOST_HALF_WIDE_INT_PRINT_C,
1073         HOST_HALF_WIDE_INT_PRINT_DEC, HOST_HALF_WIDE_INT_PRINT_DEC_C,
1074         HOST_HALF_WIDE_INT_PRINT_UNSIGNED, HOST_HALF_WIDE_INT_PRINT_HEX,
1075         HOST_HALF_WIDE_INT_PRINT_HEX_PURE): New symbols.
1076         (sext_hwi, zext_hwi): New functions.
1077
1078 2013-04-03  Jeff Law  <law@redhat.com>
1079
1080         PR tree-optimization/56799
1081         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Bring
1082         back test for widening conversion erroneously dropped in prior change.
1083
1084 2013-04-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1085
1086         PR target/56809
1087         * config/aarch64/aarch64.c (is_jump_table): Use next_active_insn
1088         instead of next_real_insn.
1089
1090 2013-04-03  Marek Polacek  <polacek@redhat.com>
1091
1092         PR sanitizer/55702
1093         * tsan.c (instrument_func_exit): Allow BUILT_IN_RETURN functions.
1094
1095 2013-04-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1096
1097         PR target/56809
1098         * config/arm/arm.c (is_jump_table): Use next_active_insn instead of
1099         next_real_insn.
1100         (thumb1_output_casesi): Likewise.
1101         (thumb2_output_casesi): Likewise.
1102
1103 2013-04-03  Richard Biener  <rguenther@suse.de>
1104
1105         PR tree-optimization/56817
1106         * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1107         Split out ...
1108         (tree_unroll_loops_completely_1): ... new function to manually
1109         walk the loop tree, properly defering outer loops of unrolled
1110         loops to later iterations.
1111
1112 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
1113
1114         * tree-vect-stmts.c (vectorizable_store): Accept BIT_FIELD_REF.
1115         (vectorizable_load): Likewise.
1116         * tree-vect-slp.c (vect_build_slp_tree): Likewise.
1117         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Handle VECTOR_TYPE.
1118
1119 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
1120
1121         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): Handle
1122         BIT_FIELD_REF.
1123
1124 2013-04-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1125
1126         * config/spu/spu.c (emit_nop_for_insn): Handle JUMP_TABLE_DATA.
1127
1128 2013-04-03  Bin Cheng  <bin.cheng@arm.com>
1129
1130         * rtl.h (AUTO_INC_DEC): Fix typo of HAVE_POST_MODIFY_DISP.
1131
1132 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
1133
1134         PR tree-optimization/56790
1135         * fold-const.c (fold_ternary_loc) <VEC_COND_EXPR>: Add constant
1136         folding.
1137
1138 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
1139
1140         * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
1141         Handle VEC_MERGE.
1142         (simplify_ternary_operation) <VEC_MERGE>: Use unsigned HOST_WIDE_INT
1143         for masks. Test for side effects. Handle nested VEC_MERGE. Handle
1144         equal arguments.
1145
1146 2013-04-03  Jakub Jelinek  <jakub@redhat.com>
1147
1148         PR c/19449
1149         * tree.h (force_folding_builtin_constant_p): New decl.
1150         * builtins.c (force_folding_builtin_constant_p): New variable.
1151         (fold_builtin_constant_p): Fold immediately also if
1152         force_folding_builtin_constant_p.
1153
1154 2013-04-03  Richard Biener  <rguenther@suse.de>
1155
1156         PR tree-optimization/56812
1157         * tree-vect-data-refs.c (vect_slp_analyze_data_ref_dependence):
1158         DRs of the same interleaving chain are independent.
1159
1160 2013-04-02  Jason Merrill  <jason@redhat.com>
1161
1162         * gdbinit.in (pbb): Use debug fn.
1163
1164 2013-04-02  Lawrence Crowl  <crowl@google.com>
1165
1166         * sese.h (struct ivtype_map_elt_s): Remove unused.
1167         (extern debug_ivtype_map): Remove unused.
1168         (extern eq_ivtype_map_elts): Remove unused.
1169         * sese.c (debug_ivtype_map): Removed unused.
1170         (debug_ivtype_map_1): Removed unused.
1171         (debug_ivtype_elt): Remove unused.
1172         (eq_ivtype_map_elts): Remove unused.
1173
1174
1175 2013-04-02  Kai Tietz  <ktietz@redhat.com>
1176
1177         PR target/52790
1178         * config/i386/cygming.h (SUB_TARGET_RECORD_STUB): New sub-target macro.
1179         * config/i386/i386-protos.h (i386_pe_record_stub): Add new prototype.
1180         * config/i386/i386.c (legitimize_pe_coff_extern_decl): New static
1181         function.
1182         (legitimize_pe_coff_symbol): Likewise.
1183         (is_imported_p): New helper-function.
1184         (ix86_option_override_internal): Make MEDIUM_PIC the default code-model
1185         for Windows x64 targets.
1186         (ix86_expand_prologue): Optimize for pe-coff targets.
1187         (ix86_expand_split_stack_prologue): Adjust for pe-coff targets.
1188         (legitimate_pic_address_disp_p): Adjust for x64 pe-coff to support
1189         medium/large code-model.
1190         (legitimize_pic_address): Likewise.
1191         (legitimize_tls_address): Likewise.
1192         (ix86_expand_call): Likewise.
1193         (x86_output_mi_thunk): Likewise.
1194         (get_dllimport_decl): Add new beimport argument.
1195         (construct_plt_address): Don't assert for x64 pe-coff targets.
1196         * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Adjust for x64 pe-coff
1197         targets.
1198         (SYMBOL_FLAG_STUBVAR): New macro.
1199         (SYMBOL_REF_STUBVAR_P): Likewise.
1200         * config/i386/winnt.c (stub_list): New structure.
1201         (stub_head): New local variable.
1202         (i386_pe_record_stub): New function.
1203         (i386_pe_file_end): Emit refptr-stubs.
1204
1205 2013-04-02  Jakub Jelinek  <jakub@redhat.com>
1206
1207         PR rtl-optimization/56745
1208         * ifcvt.c (cond_exec_find_if_block): Don't try to optimize
1209         if then_bb has no successors and else_bb is EXIT_BLOCK_PTR.
1210
1211         PR c++/34949
1212         * tree-ssa-alias.c (stmt_kills_ref_p_1): If base != ref->base
1213         and both of them are MEM_REFs, just compare first argument for
1214         equality and attempt to deal even with differing offsets.
1215
1216         PR c++/34949
1217         * tree-cfg.c (verify_gimple_assign_single): Allow lhs
1218         of gimple_clobber_p to be MEM_REF.
1219         * gimplify.c (gimplify_modify_expr): Gimplify *to_p of
1220         an assignment from TREE_CLOBBER_P.  Allow it to be MEM_REF
1221         after gimplification.
1222         * asan.c (get_mem_ref_of_assignment): Don't instrument
1223         gimple_clobber_p stmts.
1224         * tree-ssa-dse.c (dse_optimize_stmt): Allow DSE of
1225         gimple_clobber_p stmt if they have MEM_REF lhs and
1226         are dead because of another gimple_clobber_p stmt.
1227         * tree-ssa-live.c (clear_unused_block_pointer): Treat
1228         gimple_clobber_p stmts like debug stmts.
1229         (remove_unused_locals): Remove clobbers with MEM_REF lhs
1230         that refer to unused VAR_DECLs or uninitialized values.
1231         * tree-sra.c (sra_ipa_reset_debug_stmts): Also remove
1232         gimple_clobber_p stmts if they refer to removed parameters.
1233         (get_repl_default_def_ssa_name, sra_ipa_modify_expr): Fix up
1234         formatting.
1235
1236 2013-04-02  Uros Bizjak  <ubizjak@gmail.com>
1237
1238         * config/i386/i386.md (*testqi_ext_3): Merge with *testqi_ext_3_rex64
1239         using SWI48 mode attribute.
1240
1241 2013-04-02  Wei Mi  <wmi@google.com>
1242
1243         * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1244         ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1245         *<rotate_insn><mode>3_mask in i386.md.
1246
1247 2013-04-02  Alexander Ivchenko  <alexander.ivchenko@intel.com>
1248
1249         * config.gcc (arm*-*-linux-*): Remove duplicate t-linux-android.
1250
1251 2013-04-02  Richard Biener  <rguenther@suse.de>
1252
1253         PR tree-optimization/56778
1254         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1255         Runtime alias tests are not supported for gather loads.
1256         * tree-vect-loop-manip.c (vect_loop_versioning): Insert
1257         stmts referenced from SSA operands before updating SSA form.
1258
1259 2013-04-02  Ian Caulfield  <ian.caulfield@arm.com>
1260             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1261
1262         * config/arm/arm-arches.def (armv8-a): Default to cortex-a53.
1263         * config/arm/t-arm (MD_INCLUDES): Depend on cortex-a53.md.
1264         * config/arm/cortex-a53.md: New file.
1265         * config/arm/bpabi.h (BE8_LINK_SPEC): Handle cortex-a53.
1266         * config/arm/arm.md (generic_sched, generic_vfp): Handle cortex-a53.
1267         * config/arm/arm.c (arm_issue_rate): Likewise.
1268         * config/arm/arm-tune.md: Regenerate
1269         * config/arm/arm-tables.opt: Regenerate.
1270         * config/arm/arm-cores.def: Add cortex-a53.
1271
1272 2013-04-02  Zhenqiang Chen  <zhenqiang.chen@arm.com>
1273
1274         * config/arm/uclinux-elf.h: Add %L to LINK_GCC_C_SEQUENCE_SPEC for
1275         non-static link.
1276
1277 2013-04-02  Sofiane Naci  <sofiane.naci@arm.com>
1278
1279         * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add variants for
1280         scalar load/store operations using B/H registers.
1281         (*zero_extend<SHORT:mode><GPI:mode>2_aarch64): Likewise.
1282
1283 2013-04-02  Sofiane Naci  <sofiane.naci@arm.com>
1284
1285         * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add alternatives for
1286         scalar move.
1287         * config/aarch64/aarch64.c
1288         (aarch64_simd_scalar_immediate_valid_for_move): New.
1289         * config/aarch64/aarch64-protos.h
1290         (aarch64_simd_scalar_immediate_valid_for_move): New.
1291         * config/aarch64/constraints.md (Dh, Dq): New.
1292         * config/aarch64/iterators.md (hq): New.
1293
1294 2013-04-02  Eric Botcazou  <ebotcazou@adacore.com>
1295
1296         * reorg.c (get_branch_condition): Deal with conditional returns.
1297         (fill_simple_delay_slots): Remove dead code dealing with jumps.
1298
1299 2013-04-01  Wei Mi  <wmi@google.com>
1300
1301         * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1302         Truncate operand 2 using %b asm operand modifier.
1303         (*<shift_insn><mode>3_mask): Ditto.
1304         (*<rotate_insn><mode>3_mask): Ditto.
1305
1306 2013-04-01  Steven Bosscher  <steven@gcc.gnu.org>
1307
1308         PR middle-end/56798
1309         * cfgbuild.c (inside_basic_block_p): Restore check broken at r197234.
1310
1311 2013-03-31  Kaz Kojima  <kkojima@gcc.gnu.org>
1312
1313         * config/sh/sh.md (casesi_worker_1): Use next_active_insn instead
1314         of next_real_insn.
1315         (casesi_worker_2, casesi_shift_media, casesi_load_media): Likewise.
1316
1317 2013-03-30  Lawrence Crowl  <crowl@google.com>
1318
1319         * dse.c (clear_alias_sets): Remove never set.
1320         (disqualified_clear_alias_sets): Remove never set.
1321         (clear_alias_mode_pool): Remove never set.
1322         (dse_step0): Remove condition that is never true.
1323         (canon_address): Remove condition that is never true.
1324         (dse_step7): Remove condition that is never true.
1325         (rest_of_handle_dse): Remove condition that is never true.
1326         (rest_of_handle_dse::did_global): Remove never read from above.
1327         (dse_step2_spill): Remove never called from above.
1328         (dse_step5_spill): Remove never called from above.
1329
1330 2013-03-30  Steven Bosscher  <steven@gcc.gnu.org>
1331
1332         * doc/md.texi (Standard Names) <casesi>: Update documentation for
1333         JUMP_TABLE_DATA changes.
1334         * doc/tm.texi.in (Dispatch Tables) <ASM_OUTPUT_CASE_LABEL>: Likewise.
1335         * doc/rtl.texi (Flags) <INSN_DELETED_P, SCHED_GROUP_P>: Likewise.
1336         (Insns) <jump_table_data>: New entry.
1337         * doc/tm.texi: Regenerate.
1338
1339         * cfgrtl.c (fixup_reorder_chain): Do not emit barriers to BB_FOOTER.
1340
1341         * postreload-gcse.c (bb_has_well_behaved_predecessors): Correct test
1342         for table jump at the end of a basic block using tablejump_p.
1343         * targhooks.c (default_invalid_within_doloop): Likewise.
1344         * config/rs6000/rs6000.c (TARGET_INVALID_WITHIN_DOLOOP): Remove
1345         target hook implementation that is identical to the default hook.
1346         (rs6000_invalid_within_doloop): Remove.
1347
1348         * bb-reorder.c (fix_crossing_unconditional_branches): Remove set but
1349         unused variable from tablejump_p call.
1350
1351         * rtl.def (JUMP_TABLE_DATA): New RTX_INSN object.
1352         * rtl.h (RTX_PREV, RTX_NEXT): Adjust for new JUMP_TABLE_DATA.
1353         (INSN_DELETED_P): Likewise.
1354         (emit_jump_table_data): New prototype.
1355         * gengtype.c (adjust_field_rtx_def): Handle JUMP_TABLE_DATA fields
1356         after 4th as unused.
1357         * print-rtl.c (print_rtl): Handle JUMP_TABLE_DATA.
1358         * sched-vis.c (print_insn): Likewise.
1359         * emit-rtl.c (active_insn_p): Consider JUMP_TABLE_DATA an active
1360         insn for compatibility with back ends that use next_active_insn to
1361         identify jump table data.
1362         (set_insn_deleted): Remove no longer useful JUMP_TABLE_DATA_P check.
1363         (remove_insn): Likewise.
1364         (emit_insn): Do not accept JUMP_TABLE_DATA objects in insn chains
1365         to be emitted.
1366         (emit_debug_insn, emit_jump_insn, emit_call_insn, emit_label): Idem.
1367         (emit_jump_table_data): New function.
1368
1369         * cfgbuild.c (inside_basic_block_p): A JUMP_INSN is always inside a
1370         basic block, a JUMP_TABLE_DATA never is.
1371         (control_flow_insn_p): JUMP_TABLE_DATA is not a control flow insn.
1372         * cfgrtl.c (duplicate_insn_chain): Split handling of JUMP_TABLE_DATA
1373         off from code handling real insns.
1374         * final.c (get_attr_length_1): Simplify for JUMP_INSNs.
1375         * function.c (instantiate_virtual_regs): Remove JUMP_TABLE_DATA_P
1376         test, now redundant because JUMP_TABLE_DATA is not an INSN_P insn.
1377         * gcse.c (insert_insn_end_basic_block): Likewise, JUMP_TABLE_DATA_P
1378         is not a NONDEBUG_INSN_P.
1379         * ira-costs.c (scan_one_insn): Likewise.
1380         * jump.c (mark_all_labels): Likewise.
1381         (mark_jump_label_1): Likewise.
1382         * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
1383         * lra.c (get_insn_freq): Expect all insns reaching here to be in
1384         a basic block.
1385         (check_rtl): Remove JUMP_TABLE_DATA_P test, not a NONDEBUG_INSN_P insn.
1386         * predict.c (expensive_function_p): Use FOR_BB_INSNS.
1387         * reload1.c (calculate_needs_all_insns): Call set_label_offsets for
1388         JUMP_TABLE_DATA_P insns.
1389         (calculate_elim_costs_all_insns): Likewise.
1390         (set_label_offsets): Recurse on the PATTERN of JUMP_TABLE_DATA insns.
1391         (elimination_costs_in_insn): Remove redundant JUMP_TABLE_DATA_P test.
1392         (delete_output_reload): Code style fixups.
1393         * reorg.c (dbr_schedule): Move JUMP_TABLE_DATA_P up to avoid setting
1394         insn flags on this non-insn.
1395         * sched-rgn.c (add_branch_dependences): Treat JUMP_TABLE_DATA insns
1396         as scheduling barriers, for pre-change compatibility.
1397         * stmt.c (emit_case_dispatch_table): Emit jump table data not as
1398         JUMP_INSN objects but instead as JUMP_TABLE_DATA objects.
1399
1400         * config/alpha/alpha.c (alpha_does_function_need_gp): Remove
1401         redundant JUMP_TABLE_DATA_P test.
1402         * config/arm/arm.c (thumb_far_jump_used_p): Likewise.
1403         * config/frv/frv.c (frv_function_contains_far_jump): Likewise.
1404         (frv_for_each_packet): Likewise.
1405         * config/i386/i386.c (min_insn_size): Likewise.
1406         (ix86_avoid_jump_mispredicts): Likewise.
1407         * config/m32r/m32r.c (m32r_is_insn): Likewise.
1408         * config/mep/mep.c (mep_reorg_erepeat): Likewise.
1409         * config/mips/mips.c (USEFUL_INSN_P): Likewise.
1410         (mips16_insn_length): Robustify.
1411         (mips_has_long_branch_p): Remove redundant JUMP_TABLE_DATA_P test.
1412         (mips16_split_long_branches): Likewise.
1413         * config/pa/pa.c (pa_combine_instructions): Likewise.
1414         * config/rs6000/rs6000.c (get_next_active_insn): Treat
1415         JUMP_TABLE_DATA objects as active insns, like in active_insn_p.
1416         * config/s390/s390.c (s390_chunkify_start): Treat JUMP_TABLE_DATA
1417         as contributing to pool range lengths.
1418         * config/sh/sh.c (find_barrier): Restore check for ADDR_DIFF_VEC.
1419         Remove redundant JUMP_TABLE_DATA_P test.
1420         (sh_loop_align): Likewise.
1421         (split_branches): Likewise.
1422         (sh_insn_length_adjustment): Likewise.
1423         * config/spu/spu.c (get_branch_target): Likewise.
1424
1425 2013-03-29  Jan Hubicka  <jh@suse.cz>
1426
1427         * lto-cgraph.c (output_profile_summary, input_profile_summary): Use
1428         gcov streaming; stream hot bb threshold to ltrans.
1429         * predict.c (get_hot_bb_threshold): Break out from ....
1430         (maybe_hot_count_p): ... here.
1431         (set_hot_bb_threshold): New function.
1432         * lto-section-in.c (lto_section_name): Add profile.
1433         * profile.h (get_hot_bb_threshold, set_hot_bb_threshold): Declare.
1434         * ipa.c: Include hash-table.h, tree-inline.h, profile.h, lto-streamer.h
1435         and data-streamer.h
1436         (histogram_entry): New structure.
1437         (histogram, histogram_pool): New global vars.
1438         (histogram_hash): New structure.
1439         (histogram_hash::hash): New method.
1440         (histogram_hash::equal): Likewise.
1441         (account_time_size): New function.
1442         (cmp_counts): New function.
1443         (dump_histogram): New function.
1444         (ipa_profile_generate_summary): New function.
1445         (ipa_profile_write_summary): New function.
1446         (ipa_profile_read_summary): New function.
1447         (ipa_profile): Decide on threshold.
1448         (pass_ipa_profile): Add ipa_profile_write_summary and
1449         ipa_profile_read_summary.
1450         * Makefile.in (ipa.o): Update dependencies.
1451         * lto-streamer.h (LTO_section_ipa_profile): New section.
1452
1453 2013-03-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1454
1455         * tree.h (VAR_P): New.
1456
1457 2013-03-29  Paolo Carlini  <paolo.carlini@oracle.com>
1458
1459         PR lto/56777
1460         * doc/invoke.texi ([-fwhole-program]): Fix typo.
1461
1462 2013-03-29  Steven Bosscher  <steven@gcc.gnu.org>
1463
1464         * cfgbuild.c (inside_basic_block_p): Use JUMP_TABLE_DATA_P in lieu
1465         of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
1466         (control_flow_insn_p): Likewise.
1467         * cfgrtl.c (duplicate_insn_chain): Likewise.
1468         * final.c (get_attr_length_1): Likewise.
1469         (shorten_branches): Likewise.
1470         (final_scan_insn): Likewise.
1471         * function.c (instantiate_virtual_regs): Likewise.
1472         * gcse.c (insert_insn_end_basic_block): Likewise.
1473         * ira-costs.c (scan_one_insn): Likewise.
1474         * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
1475         * lra.c (check_rtl): Likewise.
1476         * reload1.c (elimination_costs_in_insn): Likewise.
1477         * reorg.c (follow_jumps): Likewise.
1478
1479         * config/arm/arm.c (is_jump_table): Use JUMP_TABLE_DATA_P in lieu
1480         of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
1481         (thumb_far_jump_used_p): Likewise.
1482         * config/bfin/bfin.c (workaround_rts_anomaly): Likewise.
1483         (workaround_speculation): Likewise.
1484         (add_sched_insns_for_speculation): Likewise.
1485         * config/c6x/c6x.c (reorg_emit_nops): Likewise.
1486         * config/frv/frv.c (frv_function_contains_far_jump): Likewise.
1487         (frv_for_each_packet): Likewise.
1488         * config/i386/i386.c (ix86_avoid_jump_mispredicts): Likewise.
1489         * config/ia64/ia64.c (emit_all_insn_group_barriers): Likewise.
1490         (final_emit_insn_group_barriers): Likewise.
1491         * config/m32r/m32r.c (m32r_is_insn): Likewise.
1492         * config/mips/mips.c (USEFUL_INSN_P): Likewise.
1493         (mips16_insn_length): Likewise.
1494         * config/pa/pa.c (pa_reorg): Likewise.
1495         (pa_combine_instructions): Likewise.
1496         * config/rs6000/rs6000.c (rs6000_invalid_within_doloop): Likewise.
1497         * config/sh/sh.c (fixup_addr_diff_vecs): Likewise.
1498         (sh_reorg): Likewise.
1499         (split_branches): Likewise.
1500         * config/spu/spu.c (get_branch_target): Likewise.
1501
1502         * config/s390/s390.c (s390_chunkify_start): Simplify logic using
1503         JUMP_TABLE_DATA_P.
1504
1505 2013-03-29  Kirill Yukhin  <kirill.yukhin@intel.com>
1506
1507         * config/i386/avx2intrin.h (_mm256_broadcastsi128_si256):
1508         Fix declaration name.
1509
1510 2013-03-28  Lawrence Crowl  <crowl@google.com>
1511
1512         * graphds.h (struct graph.indicies): Remove unused.
1513         * graphite-poly.h (struct graph.original_pddrs): Remove unused.
1514         (SCOP_ORIGINAL_PDDRS): Remove unused.
1515         * sese.h (extern insert_loop_close_phis): Removed unused.
1516         (extern insert_guard_phis): Removed unused.
1517         (extern ivtype_map_elt_info): Removed unused.
1518         (new_ivtype_map_elt): Removed unused.
1519         * sese.c (ivtype_map_elt_info): Removed unused.
1520
1521 2013-03-28  Lawrence Crowl  <crowl@google.com>
1522
1523         * Makefile.in: Add several missing include dependences.
1524         (DUMPFILE_H): New.
1525         (test-dump.o): New.  This object is not added to any executable,
1526         but is present for ad-hoc testing.
1527         * bitmap.c
1528         (debug (const bitmap_head_def &)): New.
1529         (debug (const bitmap_head_def *)): New.
1530         * bitmap.h
1531         (extern debug (const bitmap_head_def &)): New.
1532         (extern debug (const bitmap_head_def *)): New.
1533         * cfg.c
1534         (debug (edge_def &)): New.
1535         (debug (edge_def *)): New.
1536         * cfghooks.c
1537         (debug (basic_block_def &)): New.
1538         (debug (basic_block_def *)): New.
1539         * dumpfile.h
1540         (dump_node (const_tree, int, FILE *)): Correct source file.
1541         * dwarf2out.c
1542         (debug (die_struct &)): New.
1543         (debug (die_struct *)): New.
1544         * dwarf2out.h
1545         (extern debug (die_struct &)): New.
1546         (extern debug (die_struct *)): New.
1547         * gimple-pretty-print.c
1548         (debug (gimple_statement_d &)): New.
1549         (debug (gimple_statement_d *)): New.
1550         * gimple-pretty-print.h
1551         (extern debug (gimple_statement_d &)): New.
1552         (extern debug (gimple_statement_d *)): New.
1553         * ira-build.c
1554         (debug (ira_allocno_copy &)): New.
1555         (debug (ira_allocno_copy *)): New.
1556         (debug (ira_allocno &)): New.
1557         (debug (ira_allocno *)): New.
1558         * ira-int.h
1559         (extern debug (ira_allocno_copy &)): New.
1560         (extern debug (ira_allocno_copy *)): New.
1561         (extern debug (ira_allocno &)): New.
1562         (extern debug (ira_allocno *)): New.
1563         * ira-lives.c
1564         (debug (live_range &)): New.
1565         (debug (live_range *)): New.
1566         * lra-int.h
1567         (debug (lra_live_range &)): New.
1568         (debug (lra_live_range *)): New.
1569         * lra-lives.c
1570         (debug (lra_live_range &)): New.
1571         (debug (lra_live_range *)): New.
1572         * omega.c
1573         (debug (omega_pb_d &)): New.
1574         (debug (omega_pb_d *)): New.
1575         * omega.h
1576         (extern debug (omega_pb_d &)): New.
1577         (extern debug (omega_pb_d *)): New.
1578         * print-rtl.c
1579         (debug (const rtx_def &)): New.
1580         (debug (const rtx_def *)): New.
1581         * print-tree.c
1582         (debug_tree (tree): Move within file.
1583         (debug_raw (const tree_node &)): New.
1584         (debug_raw (const tree_node *)): New.
1585         (dump_tree_via_hooks (const tree_node *, int)): New.
1586         (debug (const tree_node &)): New.
1587         (debug (const tree_node *)): New.
1588         (debug_verbose (const tree_node &)): New.
1589         (debug_verbose (const tree_node *)): New.
1590         (debug_head (const tree_node &)): New.
1591         (debug_head (const tree_node *)): New.
1592         (debug_body (const tree_node &)): New.
1593         (debug_body (const tree_node *)): New.
1594         (debug_vec_tree (tree): Move and reimplement in terms of dump.
1595         (debug (vec<tree, va_gc> &)): New.
1596         (debug (vec<tree, va_gc> *)): New.
1597         * rtl.h
1598         (extern debug (const rtx_def &)): New.
1599         (extern debug (const rtx_def *)): New.
1600         * sbitmap.c
1601         (debug_raw (simple_bitmap_def &)): New.
1602         (debug_raw (simple_bitmap_def *)): New.
1603         (debug (simple_bitmap_def &)): New.
1604         (debug (simple_bitmap_def *)): New.
1605         * sbitmap.h
1606         (extern debug (simple_bitmap_def &)): New.
1607         (extern debug (simple_bitmap_def *)): New.
1608         (extern debug_raw (simple_bitmap_def &)): New.
1609         (extern debug_raw (simple_bitmap_def *)): New.
1610         * sel-sched-dump.c
1611         (debug (vinsn_def &)): New.
1612         (debug (vinsn_def *)): New.
1613         (debug_verbose (vinsn_def &)): New.
1614         (debug_verbose (vinsn_def *)): New.
1615         (debug (expr_def &)): New.
1616         (debug (expr_def *)): New.
1617         (debug_verbose (expr_def &)): New.
1618         (debug_verbose (expr_def *)): New.
1619         (debug (vec<rtx> &)): New.
1620         (debug (vec<rtx> *)): New.
1621         * sel-sched-dump.h
1622         (extern debug (vinsn_def &)): New.
1623         (extern debug (vinsn_def *)): New.
1624         (extern debug_verbose (vinsn_def &)): New.
1625         (extern debug_verbose (vinsn_def *)): New.
1626         (extern debug (expr_def &)): New.
1627         (extern debug (expr_def *)): New.
1628         (extern debug_verbose (expr_def &)): New.
1629         (extern debug_verbose (expr_def *)): New.
1630         (extern debug (vec<rtx> &)): New.
1631         (extern debug (vec<rtx> *)): New.
1632         * sel-sched-ir.h
1633         (_list_iter_cond_expr): Make inline instead of static.
1634         * sreal.c
1635         (debug (sreal &)): New.
1636         (debug (sreal *)): New.
1637         * sreal.h
1638         (extern debug (sreal &)): New.
1639         (extern debug (sreal *)): New.
1640         * tree.h
1641         (extern debug_raw (const tree_node &)): New.
1642         (extern debug_raw (const tree_node *)): New.
1643         (extern debug (const tree_node &)): New.
1644         (extern debug (const tree_node *)): New.
1645         (extern debug_verbose (const tree_node &)): New.
1646         (extern debug_verbose (const tree_node *)): New.
1647         (extern debug_head (const tree_node &)): New.
1648         (extern debug_head (const tree_node *)): New.
1649         (extern debug_body (const tree_node &)): New.
1650         (extern debug_body (const tree_node *)): New.
1651         (extern debug (vec<tree, va_gc> &)): New.
1652         (extern debug (vec<tree, va_gc> *)): New.
1653         * tree-cfg.c
1654         (debug (struct loop &)): New.
1655         (debug (struct loop *)): New.
1656         (debug_verbose (struct loop &)): New.
1657         (debug_verbose (struct loop *)): New.
1658         * tree-dump.c: Add header dependence.
1659         * tree-flow.h
1660         (extern debug (struct loop &)): New.
1661         (extern debug (struct loop *)): New.
1662         (extern debug_verbose (struct loop &)): New.
1663         (extern debug_verbose (struct loop *)): New.
1664         * tree-data-ref.c
1665         (debug (data_reference &)): New.
1666         (debug (data_reference *)): New.
1667         (debug (vec<data_reference_p> &)): New.
1668         (debug (vec<data_reference_p> *)): New.
1669         (debug (vec<ddr_p> &)): New.
1670         (debug (vec<ddr_p> *)): New.
1671         * tree-data-ref.h
1672         (extern debug (data_reference &)): New.
1673         (extern debug (data_reference *)): New.
1674         (extern debug (vec<data_reference_p> &)): New.
1675         (extern debug (vec<data_reference_p> *)): New.
1676         (extern debug (vec<ddr_p> &)): New.
1677         (extern debug (vec<ddr_p> *)): New.
1678         * tree-ssa-alias.c
1679         (debug (pt_solution &)): New.
1680         (debug (pt_solution *)): New.
1681         * tree-ssa-alias.h
1682         (extern debug (pt_solution &)): New.
1683         (extern debug (pt_solution *)): New.
1684         * tree-ssa-alias.c
1685         (debug (_var_map &)): New.
1686         (debug (_var_map *)): New.
1687         (debug (tree_live_info_d &)): New.
1688         (debug (tree_live_info_d *)): New.
1689         * tree-ssa-alias.h
1690         (extern debug (_var_map &)): New.
1691         (extern debug (_var_map *)): New.
1692         (extern debug (tree_live_info_d &)): New.
1693         (extern debug (tree_live_info_d *)): New.
1694
1695 2013-03-28  Jan Hubicka  <jh@suse.cz>
1696
1697         * lto-cgraph.c (merge_profile_summaries): Fix overflows.
1698
1699 2013-03-28  Ian Bolton  <ian.bolton@arm.com>
1700
1701         * config/aarch64/aarch64.md (aarch64_can_eliminate): Keep frame
1702         record only when desired or required.
1703
1704 2013-03-28  Uros Bizjak  <ubizjak@gmail.com>
1705
1706         * config/i386/i386.md (*vec_extract2vdi_1): Merge with
1707         *vec_extractv2di_1_rex64.  Use x64 isa attribute.
1708
1709 2013-03-28  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1710
1711         * config/aarch64/aarch64.md (*and<mode>3_compare0): New pattern.
1712         (*andsi3_compare0_uxtw): New pattern.
1713         (*and_<SHIFT:optab><mode>3_compare0): New pattern.
1714         (*and_<SHIFT:optab>si3_compare0_uxtw): New pattern.
1715
1716 2013-03-28  Jan Hubicka  <jh@suse.cz>
1717
1718         * data-streamer-in.c (streamer_read_gcov_count): New function.
1719         * gimple-streamer-out.c: Include value-prof.h.
1720         (output_gimple_stmt): Output histogram.
1721         (output_bb): Use streamer_write_gcov_count.
1722         * value-prof.c: Include data-streamer.h
1723         (dump_histogram_value): Add HIST_TYPE_MAX.
1724         (stream_out_histogram_value): New function.
1725         (stream_in_histogram_value): New function.
1726         * value-prof.h (enum hist_type): Add HIST_TYPE_MAX.
1727         (stream_out_histogram_value, stream_in_histogram_value): Declare.
1728         * data-streamer-out.c (streamer_write_gcov_count): New function.
1729         (streamer_write_gcov_count_stream): New function.
1730         * lto-cgraph.c (lto_output_edge): Update counter streaming.
1731         (lto_output_node): Likewise.
1732         (input_node, input_edge): Likewise.
1733         * lto-streamer-out.c (output_cfg): Update streaming.
1734         * lto-streamer-in.c (input_cfg): Likewise.
1735         * data-streamer.h (streamer_write_gcov_count,
1736         streamer_write_gcov_count_stream, streamer_read_gcov_count): Declare.
1737         * gimple-streamer-in.c: Include value-prof.h
1738         (input_gimple_stmt): Input histograms.
1739         (input_bb): Update profile streaming.
1740
1741 2013-03-28  Kenneth Zadeck  <zadeck@naturalbridge.com>
1742
1743         * genmodes.c (emit_max_int): New function.
1744         (emit_insn_modes_h): Added call to emit_max_function.
1745         * doc/rtl.texi (MAX_BITSIZE_MODE_ANY_INT, MAX_BITSIZE_MODE_ANY_MODE):
1746         Added doc.
1747         * machmode.def: Fixed comment.
1748
1749 2013-03-28  Kenneth Zadeck  <zadeck@naturalbridge.com>
1750
1751         * combine.c (try_combine): Removed useless assert.
1752         * cselib.c (rtx_equal_for_cselib_1): Removed unnecessary parens.
1753
1754 2013-03-28  Marek Polacek  <polacek@redhat.com>
1755             Richard Biener  <rguenther@suse.de>
1756
1757         PR tree-optimization/56695
1758         * tree-vect-stmts.c (vectorizable_condition): Unconditionally
1759         build signed result of a vector comparison.
1760         * tree-cfg.c (verify_gimple_comparison): Check that a result
1761         of a vector comparison has signed type.
1762
1763 2013-03-28  Richard Biener  <rguenther@suse.de>
1764
1765         PR tree-optimization/37021
1766         * tree-vect-slp.c (vect_build_slp_tree): When not unrolling
1767         do not restrict gaps between groups.
1768         * tree-vect-stmts.c (vectorizable_load): Properly account for
1769         a gap between groups.
1770
1771 2013-03-28  Eric Botcazou  <ebotcazou@adacore.com>
1772
1773         * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1774         general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1775         is not enabled.
1776
1777 2013-03-27  Gerald Pfeifer  <gerald@pfeifer.com>
1778
1779         * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1780         * doc/extend.texi (Named Address Spaces): Ditto.
1781         (Variable Attributes): Ditto.
1782
1783 2013-03-27  Kai Tietz  <ktietz@redhat.com>
1784
1785         * config.build: Add support for cygwin x64 target.
1786         * config.gcc: Likewise.
1787         * config.host: Likewise.
1788         * configure.ac: Likewise
1789         * configure: Regenerated.
1790
1791 2013-03-27 Kai Tietz  <ktietz@redhat.com>
1792
1793         * config/i386/cygwin-stdint.h: Add support for cygwin x64 target.
1794         * config/i386/t-cygwin-w64: New file.
1795         * config/i386/cygwin-w64.h: New file.
1796         * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Extend
1797         and add support for x64-cygwin target.
1798         (CPP_SPEC): Likewise.
1799         (CXX_WRAP_SPEC_LIST): Undefine before define.
1800         (LIBGCJ_SONAME): Use 15 as version.
1801
1802 2013-03-27  Richard Biener  <rguenther@suse.de>
1803
1804         PR tree-optimization/56716
1805         * tree-ssa-structalias.c (perform_var_substitution): Adjust
1806         dumping for ref nodes.
1807
1808 2013-03-27  Martin Jambor  <mjambor@suse.cz>
1809
1810         PR tree-optimization/55334
1811         * ipa-cp.c (initialize_node_lattices): Allow IPA-CP through and to
1812         restricted pointers to arrays.
1813
1814 2013-03-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1815
1816         * Makefile.in (.SUFFIXES): Add .cc.
1817         (.c.o): Apply same recipe for implicit rule .cc.o.
1818
1819 2013-03-27  Richard Biener  <rguenther@suse.de>
1820
1821         PR tree-optimization/37021
1822         * tree-vect-data-refs.c (vect_check_strided_load): Allow
1823         REALPART/IMAGPART_EXPRs around the supported refs.
1824         * tree-ssa-structalias.c (find_func_aliases): Assume that
1825         floating-point values are not used to transfer pointers.
1826
1827 2013-03-27  Alexander Ivchenko  <alexander.ivchenko@intel.com>
1828
1829         * target.def (TARGET_HAS_IFUNC_P): New target hook.
1830         * doc/tm.texi.in (TARGET_HAS_IFUNC_P): New.
1831         * doc/tm.texi: Regenerate.
1832         * targhooks.h (default_has_ifunc_p): New.
1833         * targhooks.c (default_has_ifunc_p): Ditto.
1834         * config/linux-protos.h: New file.
1835         * config/linux-android.h (TARGET_HAS_IFUNC_P): Using version of
1836         this hook for linux which disables support of indirect functions in
1837         android.
1838         * config/linux-android.c: New file.
1839         * config/t-linux-android.c: Ditto.
1840         * config.gcc: Added new object file linux-android.o.
1841         * config/i386/i386.c (ix86_get_function_versions_dispatcher):
1842         Using TARGET_HAS_IFUNC hook instead of HAVE_GNU_INDIRECT_FUNCTION.
1843         * varasm.c (do_assemble_alias): Likewise.
1844         * configure.ac: Define HAVE_GNU_INDIRECT_FUNCTION as zero if the target
1845         doesn't support indirect functions.
1846         * configure: Regenerate.
1847
1848 2013-03-27  Bin Cheng  <bin.cheng@arm.com>
1849
1850         PR target/56102
1851         * config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix
1852         rtx costs for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with
1853         mult-word mode.
1854
1855 2013-03-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1856
1857         * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Define.
1858
1859 2013-03-27  Terry Guo  <terry.guo@arm.com>
1860
1861         * config/arm/arm-cores.def: Added core cortex-r7.
1862         * config/arm/arm-tune.md: Regenerated.
1863         * config/arm/arm-tables.opt: Regenerated.
1864         * doc/invoke.texi: Added entry for core cortex-r7.
1865
1866 2013-03-27  Walter Lee  <walt@tilera.com>
1867
1868         * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1869         double-decrement of next_scratch_regno.
1870
1871 2013-03-27  Walter Lee  <walt@tilera.com>
1872
1873         * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1874         input operands.
1875         (insn_v1mulus): Ditto.
1876         (insn_v2muls): Ditto.
1877
1878 2013-03-27  Walter Lee  <walt@tilera.com>
1879
1880         * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete extra tab.
1881         (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1882
1883 2013-03-27  Walter Lee  <walt@tilera.com>
1884
1885         * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute for jr.
1886         (*sibcall_value): Ditto.
1887
1888 2013-03-27  Walter Lee  <walt@tilera.com>
1889
1890         * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1891         (insn_mnz_v8qi): ... this ...
1892         (insn_mnz_v4hi): ... and this.  Replace (const_int 0) with the
1893         vector equivalent.
1894         (insn_v<n>mnz): Replaced by ...
1895         (insn_v1mnz): ... this ...
1896         (insn_v2mnz): ... and this.  Replace (const_int 0) with the vector
1897         equivalent.
1898         (insn_mz_<mode>): Replaced by ...
1899         (insn_mz_v8qi): ... this ...
1900         (insn_mz_v4hi): ... and this.  Replace (const_int 0) with the
1901         vector equivalent.
1902         (insn_v<n>mz): Replaced by ...
1903         (insn_v1mz): ... this ...
1904         (insn_v2mz): ... and this.  Replace (const_int 0) with the vector
1905         equivalent.
1906
1907 2013-03-26  Eric Botcazou  <ebotcazou@adacore.com>
1908
1909         * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1910
1911 2013-03-26  Roland McGrath  <mcgrathr@google.com>
1912
1913         * config/arm/arm.c (arm_print_operand: case 'w'): Use fputs rather
1914         than fprintf with a non-constant, non-format string.
1915
1916 2013-03-26  Uros Bizjak  <ubizjak@gmail.com>
1917
1918         * config/i386/i386.md (*cmpqi_ext_1): Merge with *cmpqi_ext_1_rex64
1919         using nox64 isa attribute.  Use nonimmediate_x86nomem_operand as
1920         operand 0 predicate.
1921         (*cmpqi_ext_3): Merge with *cmpqi_ext_3_rex64 using nox64 isa
1922         attribute.  Use general_x64nomem_operand as operand 1 predicate.
1923         (*movqi_extv_1): Merge with *movqi_extv_1_rex64 using nox64 isa
1924         attribute.  Use nonimmediate_x64nomem_operand as operand 0 predicate.
1925         (*movqi_extzv_2): Merge with *movqi_extzv_2_rex64 using nox64 isa
1926         attribute.  Use nonimmediate_x64nomem_operand as operand 0 predicate.
1927         (mov<mode>_insv_1): Remove expander.  Merge insn with
1928         movsi_insv_1 using SWI48 mode iterator and nox64 isa attribute.
1929         Use general_x64nomem_operand as operand 1 predicate.
1930         (addqi_ext_1): Merge with *addqi_ext_1_rex64 using nox64 isa attribute.
1931         (*testqi_ext_1): Merge with *testqi_ext_1_rex64 using nox64 isa
1932         attribute.  Use nonimmediate_x64nomem_operand as operand 1 predicate.
1933         (*andqi_ext_1): Merge with *andqi_ext_1_rex64 using nox64 isa
1934         attribute.  Use nonimmediate_x64nomem_operand as operand 2 predicate.
1935         (*<code>qi_ext_1): Merge with *<code>qi_ext_1_rex64 using nox64 isa
1936         attribute.  Use nonimmediate_x64nomem_operand as operand 1 predicate.
1937         (*xorqi_cc_ext_1): Merge with *xorqi_cc_ext_1_rex64 using nox64
1938         isa attribute.  Use general_x64nomem_operand as operand 2 predicate.
1939         * config/i386/predicates.md (nonimmediate_x64nomem_operand): New.
1940         (general_x64nomem_operand): Ditto.
1941
1942 2013-03-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>
1943
1944         * config/rtems.opt: Add -pthread option.
1945
1946 2013-03-26  Richard Biener  <rguenther@suse.de>
1947
1948         * alias.c (find_base_term): Avoid redundant and not used recursion.
1949         (base_alias_check): Get the initial base term from the caller.
1950         (true_dependence_1): Compute and pass base terms to base_alias_check.
1951         (write_dependence_p): Likewise.
1952         (may_alias_p): Likewise.
1953
1954 2013-03-26  Sofiane Naci  <sofiane.naci@arm.com>
1955
1956         * config/aarch64/aarch64.c (aarch64_classify_address): Support
1957         PC-relative load in SI modes and above only.
1958
1959 2013-03-26  Xinyu Qi  <xyqi@marvell.com>
1960
1961         * config/arm/arm.h (FIRST_IWMMXT_GR_REGNUM): Add comment.
1962         * config/arm/iwmmxt.md (WCGR0): Update.
1963         (WCGR1, WCGR2, WCGR3): Likewise.
1964
1965 2013-03-26  Uros Bizjak  <ubizjak@gmail.com>
1966
1967         * config/i386/i386.md (*movdfcc_1): Merge with *movdfcc_1_rex64.
1968         Use x64 and nox64 isa attributes.
1969
1970 2013-03-26  Richard Biener  <rguenther@suse.de>
1971
1972         * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
1973         alignment computations and rely on get_object_alignment_1
1974         for the !TYPE_P case.
1975         Commonize DECL/COMPONENT_REF handling in the ARRAY_REF path.
1976
1977 2013-03-26  Walter Lee  <walt@tilera.com>
1978
1979         * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1980         * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1981
1982 2013-03-25  Jeff Law  <law@redhat.com>
1983
1984         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Add missing
1985         check for INTEGRAL_TYPE_P that was missing due to checking in
1986         wrong version of prior patch.
1987
1988 2013-03-25  Walter Lee  <walt@tilera.com>
1989
1990         * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1991         TILEGX_INSN_SHUFFLEBYTES1.
1992         * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1993         shufflebytes1.
1994         (tilegx_builtins): Ditto.
1995         * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1996
1997 2013-03-25  Walter Lee  <walt@tilera.com>
1998
1999         * config/tilegx/tilegx.md (floatsisf2): New pattern.
2000         (floatunssisf2): New pattern.
2001         (floatsidf2): New pattern.
2002         (floatunssidf2): New pattern.
2003
2004 2013-03-25  Walter Lee  <walt@tilera.com>
2005
2006         * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
2007         tests for constraint J, K, N, P.
2008
2009 2013-03-25  Walter Lee  <walt@tilera.com>
2010
2011         * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
2012         Use indirect/pcrel encoding.
2013         * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
2014         Ditto.
2015
2016 2013-03-25  Steve Ellcey  <sellcey@mips.com>
2017
2018         * config/mips/mmips-cpus.def (74kc, 74kf2_1, 74kf, 74kf, 74kf1_1,
2019         74kfx, 74kx, 74kf3_2): Add PTF_AVOID_IMADD.
2020         * config/mips/mips.c (mips_option_override): Set IMADD default.
2021         * config/mips/mips.h (PTF_AVOID_IMADD): New.
2022         (ISA_HAS_MADD_MSUB): Remove MIPS16 check.
2023         (GENERATE_MADD_MSUB): Remove TUNE_74K check, add MIPS16 check.
2024         * config/mips/mips.md (mimadd): New flag for integer madd/msub.
2025         * doc/invoke.texi (-mimadd/-mno-imadd): New.
2026
2027 2013-03-25  Jeff Law  <law@redhat.com>
2028
2029         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Rework
2030         slightly to avoid creating and folding useless trees.  Simplify
2031         slightly by restricting to INTEGER_CSTs and using int_fits_type_p.
2032
2033 2013-03-25  Uros Bizjak  <ubizjak@gmail.com>
2034
2035         * config/i386/i386.md (*zero_extendsidi2): Merge with
2036         *zero_extendsidi2_rex64.  Use x64 and nox64 isa attributes.
2037         * config/i386/predicates.md (x86_64_zext_operand): Rename from
2038         x86_64_zext_general_operand.  Use nonimmediate_operand on 32bit
2039         targets.  Clarify comment.
2040
2041 2013-03-25  Martin Jambor  <mjambor@suse.cz>
2042
2043         * ipa-prop.c (ipa_write_jump_function): Stream simple and aritmetic
2044         pass-through jump functions differently.
2045         (ipa_read_jump_function): Likewise.  Also use setter functions to set
2046         up jump functions.
2047
2048 2013-03-25  Martin Jambor  <mjambor@suse.cz>
2049
2050         * ipa-cp.c (ipa_get_indirect_edge_target): Renamed to
2051         ipa_get_indirect_edge_target_1, added parameter agg_reps and ability to
2052         process it.
2053         (ipa_get_indirect_edge_target): New function.
2054         (devirtualization_time_bonus): New parameter known_aggs, pass it to
2055         ipa_get_indirect_edge_target.  Update all callers.
2056         (ipcp_discover_new_direct_edges): New parameter aggvals.  Pass it to
2057         ipa_get_indirect_edge_target_1 instead of calling
2058         ipa_get_indirect_edge_target.
2059         (create_specialized_node): Pass aggvlas to
2060         ipcp_discover_new_direct_edges.
2061
2062 2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2063
2064         * config/arm/arm.md (f_sels, f_seld): New types.
2065         (*cmov<mode>): New pattern.
2066         * config/arm/predicates.md (arm_vsel_comparison_operator): New
2067         predicate.
2068
2069 2013-03-25  Kai Tietz  <ktietz@redhat.com>
2070
2071         * config/i386/xm-mingw32.h (__USE_MINGW_ANSI_STDIO): Enable
2072         POSIX-printf for mingw-hosted  builds.
2073
2074 2013-03-25  Richard Biener  <rguenther@suse.de>
2075
2076         PR middle-end/56694
2077         * tree-eh.c (lower_eh_must_not_throw): Strip BLOCKs from the
2078         must-not-throw stmt location.
2079
2080 2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2081
2082         * config/arm/arm.c (arm_emit_load_exclusive): Add acq parameter.
2083         Emit load-acquire versions when acq is true.
2084         (arm_emit_store_exclusive): Add rel parameter.
2085         Emit store-release versions when rel is true.
2086         (arm_split_compare_and_swap): Use acquire-release instructions
2087         instead.
2088         of barriers when appropriate.
2089         (arm_split_atomic_op): Likewise.
2090         * config/arm/arm.h (TARGET_HAVE_LDACQ): New macro.
2091         * config/arm/unspecs.md (VUNSPEC_LAX): New unspec.
2092         (VUNSPEC_SLX): Likewise.
2093         (VUNSPEC_LDA): Likewise.
2094         (VUNSPEC_STL): Likewise.
2095         * config/arm/sync.md (atomic_load<mode>): New pattern.
2096         (atomic_store<mode>): Likewise.
2097         (arm_load_acquire_exclusive<mode>): Likewise.
2098         (arm_load_acquire_exclusivesi): Likewise.
2099         (arm_load_acquire_exclusivedi): Likewise.
2100         (arm_store_release_exclusive<mode>): Likewise.
2101
2102 2013-03-25  Catherine Moore  <clm@codesourcery.com>
2103
2104         * config/mips/constraints.md (u, Udb7 Uead, Uean, Uesp, Uib3,
2105         Uuw6, Usb4, ZS, ZT, ZU, ZV, ZW): New constraints.
2106         * config/mip/predicates.md (lwsp_swsp_operand,
2107         lw16_sw16_operand, lhu16_sh16_operand, lbu16_operand,
2108         sb16_operand, db4_operand, db7_operand, ib3_operand,
2109         sb4_operand, ub4_operand, uh4_operand, uw4_operand,
2110         uw5_operand, uw6_operand, addiur2_operand, addiusp_operand,
2111         andi16_operand): New predicates.
2112         * config/mips/mips.md (compression): New attribute.
2113         (enabled): New attribute.
2114         (length): Consider compression in computing length.
2115         (shift_compression): New code attribute.
2116         (*add<mode>3): New operands. Record compression.
2117         (sub<mode>3): Likewise.
2118         (one_cmpl<mode>2): Likewise.
2119         (*and<mode>3): Likewise.
2120         (*ior<mode>3): Likewise.
2121         (unnamed pattern for xor): Likewise.
2122         (*zero_extend<SHORT:mode><GPR:mode>2): Likewise.
2123         (*<optab><mode>3): Likewise.
2124         (*mov<mode>_internal: Likewise.
2125         * config/mips/mips-protos.h (mips_signed_immediate_p): New.
2126         (mips_unsigned_immediate_p): New.
2127         (umips_lwsp_swsp_address_p): New.
2128         (m16_based_address_p): New.
2129         * config/mips/mips-protos.h (mips_signed_immediate_p): New prototype.
2130         (mips_unsigned_immediate_p): New prototype.
2131         (lwsp_swsp_address_p): New prototype.
2132         (m16_based_address_p): New prototype.
2133         * config/mips/mips.c (mips_unsigned_immediate_p): New function.
2134         (mips_signed_immediate_p): New function.
2135         (m16_based_address_p): New function.
2136         (lwsp_swsp_address_p): New function.
2137         (mips_print_operand_punctuation): Recognize short delay slot insns
2138         for microMIPS.add<mode>3"
2139
2140 2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2141
2142         PR target/56720
2143         * config/arm/iterators.md (v_cmp_result): New mode attribute.
2144         * config/arm/neon.md (vcond<mode><mode>): Handle unordered cases.
2145
2146 2013-03-25  Richard Biener  <rguenther@suse.de>
2147
2148         PR tree-optimization/56689
2149         * tree-vrp.c (execute_vrp): Mark loops for fixup if we removed
2150         any edge.
2151
2152 2013-03-25  Richard Biener  <rguenther@suse.de>
2153
2154         * tree-ssa-loop-im.c (struct mem_ref): Use bitmap_head instead
2155         of bitmap.
2156         (memory_references): Likewise.
2157         (outermost_indep_loop, mem_ref_alloc, mark_ref_stored,
2158         gather_mem_refs_stmt, record_dep_loop, ref_indep_loop_p_1,
2159         ref_indep_loop_p_2, find_refs_for_sm): Adjust.
2160         (gather_mem_refs_in_loops): Fold into ...
2161         (analyze_memory_references): ... this.  Move initialization
2162         to tree_ssa_lim_initialize.
2163         (fill_always_executed_in): Rename to ...
2164         (fill_always_executed_in_1): ... this.
2165         (fill_always_executed_in): Move contains_call computation to
2166         this new function from ...
2167         (tree_ssa_lim_initialize): ... here.
2168         (tree_ssa_lim): Call fill_always_executed_in.
2169
2170 2013-03-25  Eric Botcazou  <ebotcazou@adacore.com>
2171
2172         * postreload.c (reload_combine): Fix code detecting returns.
2173
2174 2013-03-25  Eric Botcazou  <ebotcazou@adacore.com>
2175
2176         * function.c (emit_use_return_register_into_block): On cc0 targets,
2177         do not emit the sequence between cc0 setter and user.
2178
2179 2013-03-25  Kai Tietz  <ktietz@redhat.com>
2180
2181         * config/i386/predicates.md (local_symbolic_operand): Interpret
2182         dll-imported symbols as none-local.
2183
2184 2013-03-25  Richard Biener  <rguenther@suse.de>
2185
2186         * tree-ssa-loop-im.c (struct depend): Remove.
2187         (struct lim_aux_data): Make depends a vec of gimples.
2188         (free_lim_aux_data): Adjust.
2189         (add_dependency): Likewise.
2190         (set_level): Likewise.
2191
2192 2013-03-25  Richard Biener  <rguenther@suse.de>
2193
2194         PR middle-end/56434
2195         * calls.c (expand_call): Use MALLOC_ABI_ALIGNMENT to annotate
2196         the pointer returned by calls with ECF_MALLOC set.
2197
2198 2013-03-24  Uros Bizjak  <ubizjak@gmail.com>
2199
2200         * config/i386/mmx.md (mov<mode>): Add ?!Ym,r and r,?!Ym alternatives.
2201
2202 2013-03-24  Uros Bizjak  <ubizjak@gmail.com>
2203
2204         * config/i386/mmx.md (mov<mode>): Merge with movv2sf expander
2205         using MMXMODE mode iterator.
2206         (*move<mode>_internal): Merge with *movv2sf_internal and
2207         *movv2sf_internal_rex64 using MMXMODE mode iterator.
2208
2209 2013-03-23  Steven Bosscher  <steven@gcc.gnu.org>
2210
2211         * gcse.c (oprs_unchanged_p): Respect flag_gcse_lm.
2212         (record_last_mem_set_info): Likewise.
2213
2214         * df-core.c (rest_of_handle_df_initialize): Use XCNEWVEC instead
2215         of XNEWVEC followed by memset.
2216         (df_worklist_dataflow): Use XNEWVEC instead of xmalloc with a cast.
2217
2218 2013-03-23  Steven Bosscher  <steven@gcc.gnu.org>
2219
2220         * config/avr/avr.c, config/bfin/bfin.c, config/c6x/c6x.c,
2221         config/epiphany/epiphany.c, config/frv/frv.c, config/ia64/ia64.c,
2222         config/iq2000/iq2000.c, config/mcore/mcore.c, config/mep/mep.c,
2223         config/mmix/mmix.c, config/pa/pa.c, config/rs6000/rs6000.c,
2224         config/s390/s390.c, config/sparc/sparc.c, config/spu/spu.c,
2225         config/stormy16/stormy16.c, config/v850/v850.c, config/xtensa/xtensa.c,
2226         dwarf2out.c, hw-doloop.c, resource.c, rtl.h : Where applicable, use
2227         the predicates NOTE_P, NONJUMP_INSN_P, JUMP_P, CALL_P, LABEL_P, and
2228         BARRIER_P instead of GET_CODE.
2229
2230 2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>
2231
2232         * config/sparc/sparc.c (sparc_emit_probe_stack_range): Fix small
2233         inaccuracy in the probing code.
2234
2235         * config/sparc/sparc.md (ctrapsi4): Add predicate for operand #3.
2236         (ctrapdi4): Likewise.
2237
2238 2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>
2239
2240         * calls.c (expand_call): Add missing guard to code handling return
2241         of non-BLKmode structures in MSB.
2242         * function.c (expand_function_end): Likewise.
2243
2244 2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>
2245
2246         * combine.c (try_combine): Adjust comment.  Do not add the set of
2247         insn #0 if the destination indirectly is set or dies in insn #2.
2248         Tidy up code to distribute a new note.
2249
2250 2013-03-22  Uros Bizjak  <ubizjak@gmail.com>
2251
2252         * config/i386/i386.md (*movdi_internal): Set prefix_rex attribute
2253         also for alternatives 16 and 17.
2254
2255 2013-03-22  Uros Bizjak  <ubizjak@gmail.com>
2256
2257         * config/i386/sse.md (*mov<mode>_internal): Merge with
2258         *mov<mode>_internal_rex64.  Use x64 and nox64 isa attributes.
2259         Emit insn template depending on type attribute.  Use
2260         HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
2261         movd instead of movq mnemonic for interunit moves.  Rewrite mode
2262         attribute calculation.  Remove unit attribute calculation.
2263         Set prefix attribute to maybe_vex for sselog1 and ssemov types.
2264         Set prefix_data16 attribute for DImode ssemov types.
2265         Use Ym instead of y for SSE-MMX conversion alternatives.
2266         Reorder operand constraints.
2267
2268 2013-03-22  Steven Bosscher  <steven@gcc.gnu.org>
2269
2270         * df.h (df_insn_delete): Adjust prototype.
2271         * emit-rtl.c (remove_insn): Pass a basic block to df_insn_delete
2272         and let it decide whether mark the basic block dirty.
2273         (set_insn_deleted): Only pass INSN_P insns to df_insn_delete.
2274         * df-scan.c (df_insn_info_delete): New helper function, split
2275         off from df_insn_delete.
2276         (df_scan_free_bb_info): Use it.
2277         (df_insn_rescan, df_insn_rescan_all, df_process_deferred_rescans):
2278         Likewise.
2279         (df_insn_delete): Likewise.  Take insn rtx as argument.  Verify
2280         that the insn is actually an insn and it has a non-NULL basic block.
2281         Do not mark basic block dirty if only deleting a DEBUG_INSN.
2282
2283 2013-03-22  Richard Biener  <rguenther@suse.de>
2284
2285         * tree-ssa-loop-im.c (struct mem_ref): Remove indep_ref and
2286         dep_ref members.
2287         (mem_ref_alloc): Do not allocate them.
2288         (refs_independent_p): Do not query or maintain a cache.
2289
2290 2013-03-22  Richard Biener  <rguenther@suse.de>
2291
2292         * tree-ssa-loop-im.c (memory_references): Drop all_refs_in_loop.
2293         (gather_mem_refs_in_loops): Do not compute it.
2294         (analyze_memory_references): Do not allocate it.
2295         (tree_ssa_lim_finalize): Do not free it.
2296         (for_all_locs_in_loop): Do not query all_refs_in_loop.
2297
2298 2013-03-22  Richard Biener  <rguenther@suse.de>
2299
2300         * is-a.h (as_a): Use gcc_checking_assert.
2301
2302 2013-03-22  Ian Bolton  <ian.bolton@arm.com>
2303
2304         * config/aarch64/aarch64.c (aarch64_print_operand): New
2305         format specifier for printing a constant in hex.
2306         * config/aarch64/aarch64.md (insv_imm<mode>): Use the X
2307         format specifier for printing second operand.
2308
2309 2013-03-22  Richard Biener  <rguenther@suse.de>
2310
2311         * tree-ssa-loop-im.c (memory_references): Add refs_stored_in_loop
2312         bitmaps.
2313         (gather_mem_refs_in_loops): Perform store accumulation here.
2314         (create_vop_ref_mapping_loop): Remove.
2315         (create_vop_ref_mapping): Likewise.
2316         (analyze_memory_references): Initialize refs_stored_in_loop.
2317         (LOOP_DEP_BIT): New define to map to bits in (in)dep_loop bitmaps.
2318         (record_indep_loop): Remove.
2319         (record_dep_loop): New function.
2320         (ref_indep_loop_p_1): Adjust to only walk over references
2321         in the loop, not its subloops.
2322         (ref_indep_loop_p): Rename to ...
2323         (ref_indep_loop_p_2): ... this and recurse over the loop tree,
2324         maintaining a more fine-grained cache.
2325         (ref_indep_loop_p): Wrap ref_indep_loop_p_2.
2326         (tree_ssa_lim_finalize): Free refs_stored_in_loop.
2327
2328 2013-03-22  Richard Biener  <rguenther@suse.de>
2329
2330         * tree-ssa-loop-im.c (struct mem_ref_locs): Remove.
2331         (struct mem_ref): Make accesses_in_loop a vec of a vec of
2332         aggregate mem_ref_loc.
2333         (free_mem_ref_locs): Inline into ...
2334         (memref_free): ... this and adjust.
2335         (mem_ref_alloc): Adjust.
2336         (mem_ref_locs_alloc): Remove.
2337         (record_mem_ref_loc): Adjust.
2338         (get_all_locs_in_loop): Rewrite into ...
2339         (for_all_locs_in_loop): ... this iterator.
2340         (rewrite_mem_ref_loc): New functor.
2341         (rewrite_mem_refs): Use for_all_locs_in_loop.
2342         (sm_set_flag_if_changed): New functor.
2343         (execute_sm_if_changed_flag_set): Use for_all_locs_in_loop.
2344         (ref_always_accessed): New functor.
2345         (ref_always_accessed_p): Use for_all_locs_in_loop.
2346
2347 2013-03-21  Marc Glisse  <marc.glisse@inria.fr>
2348
2349         * tree-pass.h (PROP_gimple_lvec): New.
2350         * passes.c (dump_properties): Handle PROP_gimple_lvec.
2351         (init_optimization_passes): Move pass_lower_vector.
2352         * tree-vect-generic.c (gate_expand_vector_operations_ssa): Test
2353         PROP_gimple_lvec.
2354         (pass_lower_vector): Provide PROP_gimple_lvec.
2355         (pass_lower_vector_ssa): Likewise.
2356         * cfgexpand.c (pass_expand): Require PROP_gimple_lvec.
2357
2358 2013-03-21  Mark Wielaard  <mjw@redhat.com>
2359
2360         * dwarf2out.c (size_of_aranges): Skip DECL_IGNORED_P functions.
2361
2362 2013-03-21  Uros Bizjak  <ubizjak@gmail.com>
2363
2364         * config/i386/i386.md (*movdi_internal): Disparage slightly
2365         all MMX moves to/from memory.  Use Yi instead of x for SSE-MMX
2366         conversion alternatives.
2367
2368 2013-03-21  Jakub Jelinek  <jakub@redhat.com>
2369
2370         PR middle-end/48087
2371         * diagnostic.def (DK_WERROR): New kind.
2372         * diagnostic.h (werrorcount): Define.
2373         * diagnostic.c (diagnostic_report_diagnostic): For DK_WARNING
2374         promoted to DK_ERROR, increment DK_WERROR counter instead of
2375         DK_ERROR counter.
2376         * toplev.c (toplev_main): Call print_ignored_options even if
2377         just werrorcount is non-zero.  Exit with FATAL_EXIT_CODE
2378         even if just werrorcount is non-zero.
2379
2380         PR debug/55608
2381         * dwarf2out.c (tree_add_const_value_attribute): Call ggc_free (array)
2382         on failure.
2383         (resolve_one_addr): Fail if referenced STRING_CST hasn't been written.
2384         (string_cst_pool_decl): New function.
2385         (optimize_one_addr_into_implicit_ptr): New function.
2386         (resolve_addr_in_expr): Optimize DWARF location expression
2387         DW_OP_addr DW_OP_stack_value where DW_OP_addr refers to some variable
2388         which doesn't live in memory, but has DW_AT_location or
2389         DW_AT_const_value, or refers to a string literal, into
2390         DW_OP_GNU_implicit_pointer.
2391         (optimize_location_into_implicit_ptr): New function.
2392         (resolve_addr): If removing DW_AT_location of a variable because
2393         it was DW_OP_addr of address of the variable, but the variable doesn't
2394         live in memory, try to emit const value attribute for the initializer.
2395
2396 2013-03-21  Marc Glisse  <marc.glisse@inria.fr>
2397
2398         * tree.h (VECTOR_TYPE_P): New macro.
2399         (VECTOR_INTEGER_TYPE_P, VECTOR_FLOAT_TYPE_P, FLOAT_TYPE_P,
2400         TYPE_MODE): Use it.
2401         * fold-const.c (fold_cond_expr_with_comparison): Use build_zero_cst.
2402         VEC_COND_EXPR cannot be lvalues.
2403         (fold_ternary_loc) <VEC_COND_EXPR>: Merge with the COND_EXPR case.
2404
2405 2013-03-21  Marc Glisse  <marc.glisse@inria.fr>
2406
2407         * simplify-rtx.c (simplify_binary_operation_1) <VEC_CONCAT>:
2408         Restrict the transformation to equal modes.
2409
2410 2013-03-21  Richard Biener  <rguenther@suse.de>
2411
2412         PR tree-optimization/39326
2413         * tree-ssa-loop-im.c (UNANALYZABLE_MEM_ID): New define.
2414         (MEM_ANALYZABLE): Adjust.
2415         (record_mem_ref_loc): Move bitmap ops ...
2416         (gather_mem_refs_stmt): ... here.  Use the shared mem-ref for
2417         unanalyzable refs, do not record locations for it.
2418         (analyze_memory_references): Allocate ref zero as shared
2419         unanalyzable ref.
2420         (refs_independent_p): Do not test for unanalyzed mems here.
2421         (ref_indep_loop_p_1): Special-case disambiguation against
2422         the unanalyzed ref.
2423         (ref_indep_loop_p): Assert we are not queried for the unanalyzed mem.
2424
2425 2013-03-21  Christophe Lyon  <christophe.lyon@linaro.org>
2426
2427         * config/arm/arm-protos.h (tune_params): Add
2428         prefer_neon_for_64bits field.
2429         * config/arm/arm.c (prefer_neon_for_64bits): New variable.
2430         (arm_slowmul_tune): Default prefer_neon_for_64bits to false.
2431         (arm_fastmul_tune, arm_strongarm_tune, arm_xscale_tune): Ditto.
2432         (arm_9e_tune, arm_v6t2_tune, arm_cortex_tune): Ditto.
2433         (arm_cortex_a15_tune, arm_cortex_a5_tune): Ditto.
2434         (arm_cortex_a9_tune, arm_v6m_tune, arm_fa726te_tune): Ditto.
2435         (arm_option_override): Handle -mneon-for-64bits new option.
2436         * config/arm/arm.h (TARGET_PREFER_NEON_64BITS): New macro.
2437         (prefer_neon_for_64bits): Declare new variable.
2438         * config/arm/arm.md (arch): Rename neon_onlya8 and neon_nota8 to
2439         avoid_neon_for_64bits and neon_for_64bits. Remove onlya8 and nota8.
2440         (arch_enabled): Handle new arch types. Remove support for onlya8
2441         and nota8.
2442         (one_cmpldi2): Use new arch names.
2443         (zero_extend<mode>di2, extend<mode>di2): Ditto.
2444         * config/arm/arm.opt (mneon-for-64bits): Add option.
2445         * config/arm/neon.md (adddi3_neon, subdi3_neon, iordi3_neon)
2446         (anddi3_neon, xordi3_neon, ashldi3_neon, <shift>di3_neon): Use
2447         neon_for_64bits instead of nota8 and avoid_neon_for_64bits instead
2448         of onlya8.
2449         * doc/invoke.texi (-mneon-for-64bits): Document.
2450
2451 2013-03-21  Richard Biener  <rguenther@suse.de>
2452
2453         PR tree-optimization/39326
2454         * tree-ssa-loop-im.c (bb_loop_postorder): New global static.
2455         (sort_bbs_in_loop_postorder_cmp): New function.
2456         (gather_mem_refs_in_loops): Assign mem-ref IDs in loop postorder.
2457
2458 2013-03-21  Richard Biener  <rguenther@suse.de>
2459
2460         * tree-vect-data-refs.c (vect_update_interleaving_chain): Remove.
2461         (vect_insert_into_interleaving_chain): Likewise.
2462         (vect_drs_dependent_in_basic_block): Inline ...
2463         (vect_slp_analyze_data_ref_dependence): ... here.  New function,
2464         split out from ...
2465         (vect_analyze_data_ref_dependence): ... here.  Simplify.
2466         (vect_check_interleaving): Simplify.
2467         (vect_analyze_data_ref_dependences): Likewise.  Split out ...
2468         (vect_slp_analyze_data_ref_dependences): ... this new function.
2469         (dr_group_sort_cmp): New function.
2470         (vect_analyze_data_ref_accesses): Compute data-reference groups
2471         here instead of in vect_analyze_data_ref_dependence.  Use
2472         a more efficient algorithm.
2473         * tree-vect-slp.c (vect_slp_analyze_bb_1): Use
2474         vect_slp_analyze_data_ref_dependences.  Call
2475         vect_analyze_data_ref_accesses earlier.
2476         * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
2477         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Adjust.
2478         (vect_slp_analyze_data_ref_dependences): New prototype.
2479
2480 2013-03-21  Richard Biener  <rguenther@suse.de>
2481
2482         * tree-ssa-loop-im.c (can_sm_ref_p): Do not test whether
2483         ref is stored in the loop.
2484         (find_refs_for_sm): Walk only over all stores.
2485         (store_motion_loop): Allocate from lim_bitmap_obstack.
2486         (store_motion): Likewise.
2487
2488 2013-03-21  Richard Biener  <rguenther@suse.de>
2489
2490         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge):
2491         Update virtual SSA form.
2492
2493 2013-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2494
2495         * configure.ac (gcc_cv_ld_eh_frame_ciev3): New test.
2496         * configure: Regenerate.
2497         * config.in: Regenerate.
2498         * config/sol2.c (solaris_override_options): Only enforce DWARF 2
2499         if !HAVE_LD_EH_FRAME_CIEV3.
2500
2501 2013-03-21  Richard Biener  <rguenther@suse.de>
2502
2503         * tree-cfg.c (verify_expr_no_block): New function.
2504         (verify_expr_location_1): Verify that neither DECL_DEBUG_EXPR
2505         nor DECL_VALUE_EXPR have locations with associated blocks.
2506         * tree-ssa-live.c (clear_unused_block_pointer_1): Remove.
2507         (clear_unused_block_pointer): Remove code dealing with
2508         blocks in DECL_DEBUG_EXPR locations.
2509
2510 2013-03-21  Richard Biener  <rguenther@suse.de>
2511
2512         * tree.h (DECL_DEBUG_EXPR_IS_FROM): Rename to ...
2513         (DECL_HAS_DEBUG_EXPR_P): ... this.  Guard properly.
2514         * tree.c (copy_node_stat): Do not copy DECL_HAS_DEBUG_EXPR_P.
2515         * dwarf2out.c (add_var_loc_to_decl): Use DECL_HAS_DEBUG_EXPR_P
2516         instead of DECL_DEBUG_EXPR_IS_FROM.
2517         * gimplify.c (gimplify_modify_expr): Likewise.
2518         * tree-cfg.c (verify_expr_location_1): Likewise.
2519         * tree-complex.c (create_one_component_var): Likewise.
2520         * tree-sra.c (create_access_replacement): Likewise.
2521         * tree-ssa-live.c (clear_unused_block_pointer_1): Likewise.
2522         (clear_unused_block_pointer): Likewise.
2523         * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
2524         * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2525         * var-tracking.c (var_debug_decl): Likewise.
2526         (track_expr_p): Likewise.
2527         * tree-inline.c (add_local_variables): Likewise.  Set
2528         DECL_HAS_DEBUG_EXPR_P after copying it.
2529         * tree-diagnostic.c (default_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
2530         instead of DECL_DEBUG_EXPR_IS_FROM.  Guard properly.
2531
2532 2013-03-21  Uros Bizjak  <ubizjak@gmail.com>
2533
2534         PR bootstrap/56656
2535         * configure.ac (HAVE_AS_IX86_INTERUNIT_MOVQ): New test.
2536         * configure: Regenerate.
2537         * config.in: Regenerate.
2538         * config/i386/i386.md (*movdf_internal): Use
2539         HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
2540         movd instead of movq mnemonic for interunit moves.
2541         (*movdi_internal): Ditto.
2542
2543 2013-03-21  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
2544
2545         * config/aarch64/aarch64-simd.md (simd_fabd): New Attribute.
2546         (abd<mode>_3): New pattern.
2547         (aba<mode>_3): New pattern.
2548         (fabd<mode>_3): New pattern.
2549
2550 2013-03-21  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
2551
2552         * config/aarch64/aarch64-elf.h (REGISTER_PREFIX): Remove.
2553         * config/aarch64/aarch64.c (aarch64_print_operand): Remove all
2554         occurrence of REGISTER_PREFIX as its empty string.
2555
2556 2013-03-20  Jeff Law  <law@redhat.com>
2557
2558         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Record
2559         addititional equivalences for equality comparisons between an SSA_NAME
2560         and a constant where the SSA_NAME was set from a widening conversion.
2561
2562 2013-03-20  Walter Lee  <walt@tilera.com>
2563
2564         * config/tilegx/sync.md (atomic_test_and_set): New pattern.
2565
2566 2013-03-20  Uros Bizjak  <ubizjak@gmail.com>
2567
2568         * config/i386/i386.md (*movoi_internal_avx): Emit insn template
2569         depending on type attribute.
2570         (*movti_internal): Ditto.
2571         (*movtf_internal): Ditto.
2572         (*movxf_internal): Ditto.
2573         (*movdf_internal): Ditto.
2574         (*movsf_internal): Ditto.
2575
2576 2013-03-20  Uros Bizjak  <ubizjak@gmail.com>
2577
2578         * config/i386/i386.md (*movti_internal): Set prefix attribute to
2579         maybe_vex for sselog1 and ssemov types.
2580         (*movdi_internal): Reorder operand constraints.
2581         (*movsi_internal): Ditto.  Set prefix attribute to
2582         maybe_vex for sselog1 and ssemov types.
2583         (*movtf_internal): Set prefix attribute to maybe_vex
2584         for sselog1 and ssemov types.
2585         (*movdf_internal): Ditto.  Set prefix_data16 attribute for
2586         DImode ssemov types.  Reorder operand constraints.
2587         (*movsf_internal): Set type of alternatives 3,4 to imov.  Set prefix
2588         attribute to maybe_vex for sselog1 and ssemov types.  Set prefix_data16
2589         attribute for SImode ssemov types.  Reorder operand constraints.
2590
2591 2013-03-20  Martin Jambor  <mjambor@suse.cz>
2592
2593         * params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): New parameter.
2594         * ipa-cp.c (hint_time_bonus): Add abonus for known array indices.
2595
2596 2013-03-20  Pat Haugen <pthaugen@us.ibm.com>
2597
2598         * config/rs6000/predicates.md (indexed_address, update_address_mem
2599         update_indexed_address_mem): New predicates.
2600         * config/rs6000/vsx.md (vsx_extract_<mode>_zero): Set correct "type"
2601         attribute for load/store instructions.
2602         * config/rs6000/dfp.md (movsd_store): Likewise.
2603         (movsd_load): Likewise.
2604         * config/rs6000/rs6000.md (zero_extend<mode>di2_internal1): Likewise.
2605         (unnamed HI->DI extend define_insn): Likewise.
2606         (unnamed SI->DI extend define_insn): Likewise.
2607         (unnamed QI->SI extend define_insn): Likewise.
2608         (unnamed QI->HI extend define_insn): Likewise.
2609         (unnamed HI->SI extend define_insn): Likewise.
2610         (unnamed HI->SI extend define_insn): Likewise.
2611         (extendsfdf2_fpr): Likewise.
2612         (movsi_internal1): Likewise.
2613         (movsi_internal1_single): Likewise.
2614         (movhi_internal): Likewise.
2615         (movqi_internal): Likewise.
2616         (movcc_internal1): Correct mnemonic for stw insn. Set correct "type"
2617         attribute for load/store instructions.
2618         (mov<mode>_hardfloat): Set correct "type" attribute for load/store
2619         instructions.
2620         (mov<mode>_softfloat): Likewise.
2621         (mov<mode>_hardfloat32): Likewise.
2622         (mov<mode>_hardfloat64): Likewise.
2623         (mov<mode>_softfloat64): Likewise.
2624         (movdi_internal32): Likewise.
2625         (movdi_internal64): Likewise.
2626         (probe_stack_<mode>): Likewise.
2627
2628 2013-03-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
2629
2630         * config/rs6000/vector.md (VEC_R): Add 32-bit integer, binary
2631         floating point, and decimal floating point to reload iterator.
2632
2633         * config/rs6000/constraints.md (wl constraint): New constraints to
2634         return FLOAT_REGS if certain options are used to reduce the number
2635         of separate patterns that exist in the file.
2636         (wx constraint): Likewise.
2637         (wz constraint): Likewise.
2638
2639         * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
2640         -mdebug=reg, print wg, wl, wx, and wz constraints.
2641         (rs6000_init_hard_regno_mode_ok): Initialize new constraints.
2642         Initialize the reload functions for 64-bit binary/decimal floating
2643         point types.
2644         (reg_offset_addressing_ok_p): If we are on a power7 or later, use
2645         LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
2646         create the buffer on the stack to overcome not having a 32-bit
2647         load and store.
2648         (rs6000_emit_move): Likewise.
2649         (rs6000_secondary_memory_needed_rtx): Likewise.
2650         (rs6000_alloc_sdmode_stack_slot): Likewise.
2651         (rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
2652         via xxlxor, just like DFmode 0.0.
2653
2654         * config/rs6000/rs6000.h (TARGET_NO_SDMODE_STACK): New macro,
2655         define as 1 if we are running on a power7 or newer.
2656         (enum r6000_reg_class_enum): Add new constraints.
2657
2658         * config/rs6000/dfp.md (movsd): Delete, combine with binary
2659         floating point moves in rs6000.md.  Combine power6x (mfpgpr) moves
2660         with other moves by using conditional constraits (wg).  Use LFIWZX
2661         and STFIWX for loading SDmode on power7.  Use xxlxor to create 0.0f.
2662         (movsd splitter): Likewise.
2663         (movsd_hardfloat): Likewise.
2664         (movsd_softfloat): Likewise.
2665
2666         * config/rs6000/rs6000.md (FMOVE32): New iterators to combine
2667         binary and decimal floating point moves.
2668         (fmove_ok): New attributes to combine binary and decimal floating
2669         point moves, and to combine power6x (mfpgpr) moves along normal
2670         floating moves.
2671         (real_value_to_target): Likewise.
2672         (f32_lr): Likewise.
2673         (f32_lm): Likewise.
2674         (f32_li): Likewise.
2675         (f32_sr): Likewise.
2676         (f32_sm): Likewise.
2677         (f32_si): Likewise.
2678         (movsf): Combine binary and decimal floating point moves.  Combine
2679         power6x (mfpgpr) moves with other moves by using conditional
2680         constraits (wg).  Use LFIWZX and STFIWX for loading SDmode on power7.
2681         (mov<mode> for SFmode/SDmode); Likewise.
2682         (SFmode/SDmode splitters): Likewise.
2683         (movsf_hardfloat): Likewise.
2684         (mov<mode>_hardfloat for SFmode/SDmode): Likewise.
2685         (movsf_softfloat): Likewise.
2686         (mov<mode>_softfloat for SFmode/SDmode): Likewise.
2687
2688         * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wl,
2689         wx and wz constraints.
2690
2691         * config/rs6000/constraints.md (wg constraint): New constraint to
2692         return FLOAT_REGS if -mmfpgpr (power6x) was used.
2693
2694         * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Add wg
2695         constraint.
2696
2697         * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
2698         -mdebug=reg, print wg, wl, wx, and wz constraints.
2699         (rs6000_init_hard_regno_mode_ok): Initialize new constraints.
2700         Initialize the reload functions for 64-bit binary/decimal floating
2701         point types.
2702         (reg_offset_addressing_ok_p): If we are on a power7 or later, use
2703         LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
2704         create the buffer on the stack to overcome not having a 32-bit
2705         load and store.
2706         (rs6000_emit_move): Likewise.
2707         (rs6000_secondary_memory_needed_rtx): Likewise.
2708         (rs6000_alloc_sdmode_stack_slot): Likewise.
2709         (rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
2710         via xxlxor, just like DFmode 0.0.
2711
2712         * config/rs6000/dfp.md (movdd): Delete, combine with binary
2713         floating point moves in rs6000.md.  Combine power6x (mfpgpr) moves
2714         with other moves by using conditional constraits (wg).  Use LFIWZX
2715         and STFIWX for loading SDmode on power7.
2716         (movdd splitters): Likewise.
2717         (movdd_hardfloat32): Likewise.
2718         (movdd_softfloat32): Likewise.
2719         (movdd_hardfloat64_mfpgpr): Likewise.
2720         (movdd_hardfloat64): Likewise.
2721         (movdd_softfloat64): Likewise.
2722
2723         * config/rs6000/rs6000.md (FMOVE64): New iterators to combine
2724         64-bit binary and decimal floating point moves.
2725         (FMOVE64X): Likewise.
2726         (movdf): Combine 64-bit binary and decimal floating point moves.
2727         Combine power6x (mfpgpr) moves with other moves by using
2728         conditional constraits (wg).
2729         (mov<mode> for DFmode/DDmode): Likewise.
2730         (DFmode/DDmode splitters): Likewise.
2731         (movdf_hardfloat32): Likewise.
2732         (mov<mode>_hardfloat32 for DFmode/DDmode): Likewise.
2733         (movdf_softfloat32): Likewise.
2734         (movdf_hardfloat64_mfpgpr): Likewise.
2735         (movdf_hardfloat64): Likewise.
2736         (mov<mode>_hardfloat64 for DFmode/DDmode): Likewise.
2737         (movdf_softfloat64): Likewise.
2738         (mov<mode>_softfloat64 for DFmode/DDmode): Likewise.
2739         (reload_<mode>_load): Move to later in the file so they aren't in
2740         the middle of the floating point move insns.
2741         (reload_<mode>_store): Likewise.
2742
2743         * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wg
2744         constraint.
2745
2746         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print out wg
2747         constraint if -mdebug=reg.
2748         (rs6000_initi_hard_regno_mode_ok): Enable wg constraint if -mfpgpr.
2749         Enable using dd reload support if needed.
2750
2751         * config/rs6000/dfp.md (movtd): Delete, combine with 128-bit
2752         binary and decimal floating point moves in rs6000.md.
2753         (movtd_internal): Likewise.
2754
2755         * config/rs6000/rs6000.md (FMOVE128): Combine 128-bit binary and
2756         decimal floating point moves.
2757         (movtf): Likewise.
2758         (movtf_internal): Likewise.
2759         (mov<mode>_internal, TDmode/TFmode): Likewise.
2760         (movtf_softfloat): Likewise.
2761         (mov<mode>_softfloat, TDmode/TFmode): Likewise.
2762
2763         * config/rs6000/rs6000.md (movdi_mfpgpr): Delete, combine with
2764         movdi_internal64, using wg constraint for move direct operations.
2765         (movdi_internal64): Likewise.
2766
2767         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print
2768         MODES_TIEABLE_P for selected modes.  Print the numerical value of
2769         the various virtual registers. Use GPR/FPR first/last values,
2770         instead of hard coding the register numbers.  Print which modes
2771         have reload functions registered.
2772         (rs6000_option_override_internal): If -mdebug=reg, trace the options
2773         settings before/after setting cpu, target and subtarget settings.
2774         (rs6000_secondary_reload_trace): Improve the RTL dump for -mdebug=addr
2775         and for secondary reload failures in rs6000_secondary_reload_inner.
2776         (rs6000_secondary_reload_fail): Likewise.
2777         (rs6000_secondary_reload_inner): Likewise.
2778
2779         * config/rs6000/rs6000.md (FIRST_GPR_REGNO): Add convenience
2780         macros for first/last GPR and FPR registers.
2781         (LAST_GPR_REGNO): Likewise.
2782         (FIRST_FPR_REGNO): Likewise.
2783         (LAST_FPR_REGNO): Likewise.
2784
2785         * config/rs6000/vector.md (mul<mode>3): Use the combined macro
2786         VECTOR_UNIT_ALTIVEC_OR_VSX_P instead of separate calls to
2787         VECTOR_UNIT_ALTIVEC_P and VECTOR_UNIT_VSX_P.
2788         (vcond<mode><mode>): Likewise.
2789         (vcondu<mode><mode>): Likewise.
2790         (vector_gtu<mode>): Likewise.
2791         (vector_gte<mode>): Likewise.
2792         (xor<mode>3): Don't allow logical operations on TImode in 32-bit
2793         to prevent the compiler from converting DImode operations to TImode.
2794         (ior<mode>3): Likewise.
2795         (and<mode>3): Likewise.
2796         (one_cmpl<mode>2): Likewise.
2797         (nor<mode>3): Likewise.
2798         (andc<mode>3): Likewise.
2799
2800         * config/rs6000/constraints.md (wt constraint): New constraint
2801         that returns VSX_REGS if TImode is allowed in VSX registers.
2802
2803         * config/rs6000/predicates.md (easy_fp_constant): 0.0f is an easy
2804         constant under VSX.
2805
2806         * config/rs6000/rs6000-modes.def (PTImode): Define, PTImode is
2807         similar to TImode, but it is restricted to being in the GPRs.
2808
2809         * config/rs6000/rs6000.opt (-mvsx-timode): New switch to allow
2810         TImode to occupy a single VSX register.
2811
2812         * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Default to
2813         -mvsx-timode for power7/power8.
2814         (power7 cpu): Likewise.
2815         (power8 cpu): Likewise.
2816
2817         * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Make
2818         sure that TFmode/TDmode take up two registers if they are ever
2819         allowed in the upper VSX registers.
2820         (rs6000_hard_regno_mode_ok): If -mvsx-timode, allow TImode in VSX
2821         registers.
2822         (rs6000_init_hard_regno_mode_ok): Likewise.
2823         (rs6000_debug_reg_global): Add debugging for PTImode and wt
2824         constraint.  Print if LRA is turned on.
2825         (rs6000_option_override_internal): Give an error if -mvsx-timode
2826         and VSX is not enabled.
2827         (invalid_e500_subreg): Handle PTImode, restricting it to GPRs.  If
2828         -mvsx-timode, restrict TImode to reg+reg addressing, and PTImode
2829         to reg+offset addressing.  Use PTImode when checking offset
2830         addresses for validity.
2831         (reg_offset_addressing_ok_p): Likewise.
2832         (rs6000_legitimate_offset_address_p): Likewise.
2833         (rs6000_legitimize_address): Likewise.
2834         (rs6000_legitimize_reload_address): Likewise.
2835         (rs6000_legitimate_address_p): Likewise.
2836         (rs6000_eliminate_indexed_memrefs): Likewise.
2837         (rs6000_emit_move): Likewise.
2838         (rs6000_secondary_reload): Likewise.
2839         (rs6000_secondary_reload_inner): Handle PTImode.  Allow 64-bit
2840         reloads to fpr registers to continue to use reg+offset addressing,
2841         but 64-bit reloads to altivec registers need reg+reg addressing.
2842         Drop test for PRE_MODIFY, since VSX loads/stores no longer support
2843         it.  Treat LO_SUM like a PLUS operation.
2844         (rs6000_secondary_reload_class): If type is 64-bit, prefer to use
2845         FLOAT_REGS instead of VSX_RGS to allow use of reg+offset addressing.
2846         (rs6000_cannot_change_mode_class): Do not allow TImode in VSX
2847         registers to share a register with a smaller sized type, since VSX
2848         puts scalars in the upper 64-bits.
2849         (print_operand): Add support for PTImode.
2850         (rs6000_register_move_cost): Use VECTOR_MEM_VSX_P instead of
2851         VECTOR_UNIT_VSX_P to catch types that can be loaded in VSX
2852         registers, but don't have arithmetic support.
2853         (rs6000_memory_move_cost): Add test for VSX.
2854         (rs6000_opt_masks): Add -mvsx-timode.
2855
2856         * config/rs6000/vsx.md (VSm): Change to use 64-bit aligned moves
2857         for TImode.
2858         (VSs): Likewise.
2859         (VSr): Use wt constraint for TImode.
2860         (VSv): Drop TImode support.
2861         (vsx_movti): Delete, replace with versions for 32-bit and 64-bit.
2862         (vsx_movti_64bit): Likewise.
2863         (vsx_movti_32bit): Likewise.
2864         (vec_store_<mode>): Use VSX iterator instead of vector iterator.
2865         (vsx_and<mode>3): Delete use of '?' constraint on inputs, just put
2866         one '?' on the appropriate output constraint.  Do not allow TImode
2867         logical operations on 32-bit systems.
2868         (vsx_ior<mode>3): Likewise.
2869         (vsx_xor<mode>3): Likewise.
2870         (vsx_one_cmpl<mode>2): Likewise.
2871         (vsx_nor<mode>3): Likewise.
2872         (vsx_andc<mode>3): Likewise.
2873         (vsx_concat_<mode>): Likewise.
2874         (vsx_xxpermdi_<mode>): Fix thinko for non V2DF/V2DI modes.
2875
2876         * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Map from
2877         OPTION_MASK_VSX_TIMODE.
2878         (enum rs6000_reg_class_enum): Add RS6000_CONSTRAINT_wt.
2879         (STACK_SAVEAREA_MODE): Use PTImode instead of TImode.
2880
2881         * config/rs6000/rs6000.md (INT mode attribute): Add PTImode.
2882         (TI2 iterator): New iterator for TImode, PTImode.
2883         (wd mode attribute): Add values for vector types.
2884         (movti_string): Replace TI move operations with operations for TImode
2885         and PTImode.  Add support for TImode being allowed in VSX registers.
2886         (mov<mode>_string, TImode/PTImode): Likewise.
2887         (movti_ppc64): Likewise.
2888         (mov<mode>_ppc64, TImode/PTImode): Likewise.
2889         (TI mode splitters): Likewise.
2890
2891         * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wt
2892         constraint.
2893
2894 2013-03-20  Marc Glisse  <marc.glisse@inria.fr>
2895
2896         PR tree-optimization/56355
2897         * fold-const.c (tree_binary_nonnegative_warnv_p) <MULT_EXPR>:
2898         Also handle integers with undefined overflow.
2899
2900 2013-03-20  Catherine Moore  <clm@codesourcery.com>
2901             Maciej W. Rozycki  <macro@codesourcery.com>
2902             Tom de Vries  <tom@codesourcery.com>
2903             Nathan Sidwell <nathan@codesourcery.com>
2904             Iain Sandoe  <iain@codesourcery.com>
2905             Nathan Froyd  <froydnj@codesourcery.com>
2906             Chao-ying Fu <fu@mips.com>
2907
2908         * doc/extend.texi: (micromips, nomicromips, nocompression):
2909         Document new function attributes.
2910         * doc/invoke.texi (minterlink-compressed, mmicromips,
2911         m14k, m14ke, m14kec): Document new options.
2912         (minterlink-mips16): Update documentation.
2913         * doc/md.texi (ZC, ZD): Document new constraints.
2914         * configure.ac (gcc_cv_as_micromips): Check if linker
2915         supports the .set micromips directive.
2916         * configure: Regenerate.
2917         * config.in: Regenerate.
2918         * config/mips/mips-tables.opt: Regenerate.
2919         * config/mips/micromips.md: New file.
2920         * constraints.md (ZC, ZD): New constraints.
2921         * config/mips/predicates.md (movep_src_register): New predicate.
2922         (movep_src_operand): New predicate.
2923         (non_volatile_mem_operand): New predicate.
2924         * config/mips/mips.md (multimem): New type.
2925         (length): Differentiate between 17-bit and 18-bit branch offsets.
2926         (MOVEP1, MOVEP2): New mode iterator.
2927         (mov_<load>l): Use ZC constraint.
2928         (mov_<load>r): Likewise.
2929         (mov_<store>l): Likewise.
2930         (mov_<store>r): Likewise.
2931         (*branch_equality<mode>_inverted): Add microMIPS support.
2932         (*branch_equality<mode>): Likewise.
2933         (*jump_absolute): Likewise.
2934         (indirect_jump_<mode>): Likewise.
2935         (tablejump_<mode>): Likewise.
2936         (<optab>_internal): Likewise.
2937         (sibcall_internal): Likewise.
2938         (sibcall_value_internal): Likewise.
2939         (prefetch): Use constraint ZD.
2940         * config/mips/mips.opt (minterlink-compressed): New option.
2941         (minterlink-mips16): Now an alias for minterlink-compressed.
2942         (mmicromips): New option.
2943         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
2944         (compare_and_swap_12): Likewise.
2945         (sync_add<mode>): Likewise.
2946         (sync_<optab>_12): Likewise.
2947         (sync_old_<optab>_12): Likewise.
2948         (sync_new_<optab>_12): Likewise.
2949         (sync_nand_12): Likewise.
2950         (sync_old_nand_12): Likewise.
2951         (sync_new_nand_12): Likewise.
2952         (sync_sub<mode>): Likewise.
2953         (sync_old_add<mode>): Likewise.
2954         (sync_old_sub<mode>): Likewise.
2955         (sync_new_add<mode>): Likewise.
2956         (sync_new_sub<mode>): Likewise.
2957         (sync_<optab><mode>): Likewise.
2958         (sync_old_<optab><mode>): Likewise.
2959         (sync_new_<optab><mode>): Likewise.
2960         (sync_nand<mode>): Likewise.
2961         (sync_old_nand<mode>): Likewise.
2962         (sync_new_nand<mode>): Likewise.
2963         (sync_lock_test_and_set<mode>): Likewise.
2964         (test_and_set_12): Likewise.
2965         (atomic_compare_and_swap<mode>): Likewise.
2966         (atomic_exchange<mode>_llsc): Likewise.
2967         (atomic_fetch_add<mode>_llsc): Likewise.
2968         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
2969         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
2970         (umips_save_restore_pattern_p): Likewise.
2971         (umips_load_store_pair_p): Likewise.
2972         (umips_output_load_store_pair): Likewise.
2973         (umips_movep_target_p): Likewise.
2974         (umips_12bit_offset_address_p): Likewise.
2975         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
2976         (mips_base_mips16): Rename this...
2977         (mips_base_compression_flags): ...to this. Update all uses.
2978         (mips_attribute_table): Add micromips, nomicromips and nocompression.
2979         (mips_mips16_decl_p): Delete.
2980         (mips_nomips16_decl_p): Delete.
2981         (mips_get_compress_on_flags): New function.
2982         (mips_get_compress_off_flags): New function.
2983         (mips_get_compress_mode): New function.
2984         (mips_get_compress_on_name): New function.
2985         (mips_get_compress_off_name): New function.
2986         (mips_insert_attributes): Support multiple compression types.
2987         (mips_merge_decl_attributes): Likewise.
2988         (umips_12bit_offset_address_p): New function.
2989         (mips_start_function_definition): Emit .set micromips directive.
2990         (mips_call_may_need_jalx_p): New function.
2991         (mips_function_ok_for_sibcall): Add microMIPS support.
2992         (mips_print_operand_punctuation): Support short delay slots and
2993         compact jumps.
2994         (umips_swm_mask, umips_swm_encoding): New.
2995         (umips_build_save_restore): New function.
2996         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
2997         (was_mips16_p): Remove.
2998         (old_compression_mode): New.
2999         (mips_set_compression_mode): New function.
3000         (mips_set_current_function): Add microMIPS support.
3001         (mips_option_override): Likewise.
3002         (umips_save_restore_pattern_p): New function.
3003         (umips_output_save_restore): New function.
3004         (umips_load_store_pair_p_1): New function.
3005         (umips_load_store_pair_p): New function.
3006         (umips_output_load_store_pair_1): New function.
3007         (umips_output_load_store_pair): New function.
3008         (umips_movep_target_p) New function.
3009         (mips_prepare_pch_save): Add microMIPS support.
3010         * config/mips/mips.h (TARGET_COMPRESSION): New.
3011         (TARGET_CPU_CPP_BUILTINS): Update macro
3012         to use new compression flags and to support microMIPS.
3013         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
3014         (MIPS_ARCH_FLOAT_SPEC): Likewise.
3015         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
3016         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
3017         (ASM_SPEC): Support mmicromips and mno-micromips.
3018         (M16STORE_REG_P): New macro.
3019         (MIPS_CALL): Support TARGET_MICROMIPS.
3020         (MICROMIPS_J): New macro.
3021         (mips_base_mips16): Rename this...
3022         (mips_base_compression_flags): ...to this.
3023         (UMIPS_12BIT_OFFSET_P): New macro.
3024         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
3025         (MULTILIB_DIRNAMES): Likewise.
3026 2013-03-20  Richard Biener  <rguenther@suse.de>
3027
3028         PR tree-optimization/56661
3029         * tree-ssa-sccvn.c (visit_use): Only value-number calls if
3030         the result does not have to be distinct.
3031
3032 2013-03-20  Richard Biener  <rguenther@suse.de>
3033
3034         * tree-inline.c (copy_tree_body_r): Sync MEM_REF code with
3035         remap_gimple_op_r.
3036
3037 2013-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3038             Steven Bosscher <steven@gcc.gnu.org>
3039
3040         PR rtl-optimization/56605
3041         * loop-iv.c (implies_p): Handle equal RTXs and subregs.
3042
3043 2013-03-20  Uros Bizjak  <ubizjak@gmail.com>
3044
3045         PR bootstrap/56656
3046         * config/i386/i386.md (*movdi_internal): Handle broken assemblers
3047         that require movd instead of movq.
3048
3049 2013-03-20  Richard Biener  <rguenther@suse.de>
3050
3051         * tree-ssa-structalias.c (struct variable_info): Add pointer
3052         to the first field of an aggregate with sub-vars.  Make
3053         this and the pointer to the next subfield its ID.
3054         (vi_next): New function.
3055         (nothing_id, anything_id, readonly_id, escaped_id, nonlocal_id,
3056         storedanything_id, integer_id): Increment by one.
3057         (new_var_info, get_call_vi, lookup_call_clobber_vi,
3058         get_call_clobber_vi): Adjust.
3059         (solution_set_expand): Simplify and speedup.
3060         (solution_set_add): Inline into ...
3061         (set_union_with_increment): ... this.  Adjust accordingly.
3062         (do_sd_constraint): Likewise.
3063         (do_ds_constraint): Likewise.
3064         (do_complex_constraint): Simplify.
3065         (build_pred_graph): Adjust.
3066         (solve_graph): Likewise.  Simplify and speedup.
3067         (get_constraint_for_ssa_var, get_constraint_for_ptr_offset,
3068         get_constraint_for_component_ref, get_constraint_for_1,
3069         first_vi_for_offset, first_or_preceding_vi_for_offset,
3070         create_function_info_for, create_variable_info_for_1,
3071         create_variable_info_for, intra_create_variable_infos): Adjust.
3072         (init_base_vars): Push NULL for ID zero.
3073         (compute_points_to_sets): Adjust.
3074
3075 2013-03-20  Richard Biener  <rguenther@suse.de>
3076
3077         * cfgloop.c (verify_loop_structure): Streamline and avoid
3078         ICEing on corrupt loop tree.
3079         * graph.c (draw_cfg_nodes_for_loop): Avoid ICEing on corrupt
3080         loop tree.
3081
3082 2013-03-20  Richard Biener  <rguenther@suse.de>
3083
3084         * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Do not
3085         check whether an SSA update is needed.
3086
3087 2013-03-20  Richard Sandiford  <rdsandiford@googlemail.com>
3088
3089         * config/mips/constraints.md (T): Rename to...
3090         (Yf): ...this.
3091         (U): Rename to...
3092         (Yd): ...this.
3093         * config/mips/mips.md (*movdi_64bit, *movdi_64bit_mips16)
3094         (*mov<mode>_internal, *mov<mode>_mips16): Update accordingly.
3095
3096 2013-03-19  Ian Bolton  <ian.bolton@arm.com>
3097
3098         * config/aarch64/aarch64.md (*sub<mode>3_carryin): New pattern.
3099         (*subsi3_carryin_uxtw): Likewise.
3100
3101 2013-03-19  Ian Bolton  <ian.bolton@arm.com>
3102
3103         * config/aarch64/aarch64.md (*ror<mode>3_insn): New pattern.
3104         (*rorsi3_insn_uxtw): Likewise.
3105
3106 2013-03-19  Ian Bolton  <ian.bolton@arm.com>
3107
3108         * config/aarch64/aarch64.md (*extr<mode>5_insn): New pattern.
3109         (*extrsi5_insn_uxtw): Likewise.
3110
3111 2013-03-19  Richard Biener  <rguenther@suse.de>
3112
3113         PR tree-optimization/56273
3114         * passes.c (init_optimization_passes): Move second VRP after DOM.
3115
3116 2013-03-19  Uros Bizjak  <ubizjak@gmail.com>
3117
3118         * config/i386/i386.md (*movti_internal): Merge from
3119         *movti_internal_rex64 and *movti_internal_sse.  Use x64 isa attribute.
3120         (*movdi_internal): Merge with *movdi_internal_rex64.  Use x64 and
3121         nox64 isa attributes.
3122
3123 2013-03-18  Richard Biener  <rguenther@suse.de>
3124
3125         * tree-ssa-structalias.c (find): Use gcc_checking_assert.
3126         (unite): Likewise.
3127         (merge_node_constraints): Likewise.
3128         (build_succ_graph): Likewise.
3129         (valid_graph_edge): Inline into single caller.
3130         (unify_nodes): Likewise.  Use bitmap_set_bit return value
3131         and cache varinfo.
3132         (scc_visit): Fix formatting and variable use.
3133         (do_sd_constraint): Use gcc_checking_assert.
3134         (do_ds_constraint): Likewise.
3135         (do_complex_constraint): Likewise.
3136         (condense_visit): Likewise.  Cleanup.
3137         (dump_pred_graph): New function.
3138         (perform_var_substitution): Dump the pred-graph before
3139         variable substitution.
3140         (find_equivalent_node): Use gcc_checking_assert.
3141         (rewrite_constraints): Guard checking loop with ENABLE_CHECKING.
3142
3143 2013-03-18  Richard Biener  <rguenther@suse.de>
3144
3145         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3146         Remove cond_expr_stmt_list argument and do not gimplify the
3147         built expression.
3148         (vect_loop_versioning): Adjust.
3149         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
3150         Cleanup to use less temporaries.
3151         (vect_create_data_ref_ptr): Cleanup.
3152
3153 2013-03-18  Jakub Jelinek  <jakub@redhat.com>
3154
3155         PR tree-optimization/56635
3156         * fold-const.c (operand_equal_p): For MEM_REF and TARGET_MEM_REF,
3157         require types_compatible_p types.
3158
3159 2013-03-18  Nick Clifton  <nickc@redhat.com>
3160
3161         * config/stormy16/stormy16.c (xstormy16_expand_prologue): Remove
3162         spurious backslash.
3163
3164         * config/mn10300/mn10300.c (mn10300_get_live_callee_saved_regs):
3165         Add missing line to comment describing function.
3166
3167 2013-03-18  Richard Biener  <rguenther@suse.de>
3168
3169         PR tree-optimization/56210
3170         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3171         Handle string / character search functions.
3172         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
3173
3174 2013-03-18  Richard Biener  <rguenther@suse.de>
3175
3176         PR middle-end/56483
3177         * cfgexpand.c (expand_gimple_cond): Inline gimple_cond_single_var_p
3178         and implement properly.
3179         * gimple.h (gimple_cond_single_var_p): Remove.
3180
3181 2013-03-18  Richard Biener  <rguenther@suse.de>
3182
3183         * tree-data-ref.h (find_data_references_in_loop): Declare.
3184         * tree-data-ref.c (get_references_in_stmt): Use a stack
3185         vector pre-allocated in the callers.
3186         (find_data_references_in_stmt): Adjust.
3187         (graphite_find_data_references_in_stmt): Likewise.
3188         (create_rdg_vertices): Likewise.
3189         (find_data_references_in_loop): Export.
3190         * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
3191         Compute dependences here...
3192         (vect_analyze_data_refs): ...not here.  When we encounter
3193         a non-vectorizable data reference in basic-block vectorization
3194         truncate the data reference vector.  Do not bother to
3195         fixup data-dependence information for gather loads.
3196         * tree-vect-slp.c (vect_slp_analyze_bb_1): Check the number
3197         of data references, as reported.
3198
3199 2013-03-18  Richard Biener  <rguenther@suse.de>
3200
3201         PR tree-optimization/3713
3202         * tree-ssa-sccvn.c (visit_copy): Simplify.  Always propagate
3203         has_constants and expr.
3204         (stmt_has_constants): Properly valueize SSA names when deciding
3205         whether the stmt has constants.
3206
3207 2013-03-18  Richard Biener  <rguenther@suse.de>
3208
3209         * tree-ssa-loop-manip.c (find_uses_to_rename): Do not scan the
3210         whole function when there is nothing to do.
3211         * tree-ssa-loop.c (pass_vectorize): Remove TODO_update_ssa.
3212         * tree-vectorizer.c (vectorize_loops): Update virtual and
3213         loop-closed SSA once.
3214         * tree-vect-loop.c (vect_transform_loop): Do not update SSA here.
3215
3216 2013-03-18  Richard Biener  <rguenther@suse.de>
3217
3218         PR middle-end/56113
3219         * domwalk.c (bb_postorder): New global static.
3220         (cmp_bb_postorder): New function.
3221         (walk_dominator_tree): Replace scheme imposing an order for
3222         visiting dominator sons by one sorting them at the time they
3223         are pushed on the stack.
3224
3225 2013-03-18  Richard Biener  <rguenther@suse.de>
3226
3227         PR tree-optimization/39326
3228         * tree-ssa-loop-im.c (refs_independent_p): Exploit symmetry.
3229         (struct mem_ref): Replace mem member with ao_ref typed member.
3230         (MEM_ANALYZABLE): Adjust.
3231         (memref_eq): Likewise.
3232         (mem_ref_alloc): Likewise.
3233         (gather_mem_refs_stmt): Likewise.
3234         (mem_refs_may_alias_p): Use the ao_ref to query the alias oracle.
3235         (execute_sm_if_changed_flag_set): Adjust.
3236         (execute_sm): Likewise.
3237         (ref_always_accessed_p): Likewise.
3238         (refs_independent_p): Likewise.
3239         (can_sm_ref_p): Likewise.
3240
3241 2013-03-18  Jakub Jelinek  <jakub@redhat.com>
3242
3243         PR c/56566
3244         * tree.c (tree_int_cst_min_precision): For integer_zerop (value)
3245         return 1 even for !unsignedp.
3246
3247 2013-03-17  Uros Bizjak  <ubizjak@gmail.com>
3248
3249         * config/i386/i386.md (isa): Add x64 and nox64.
3250         (enabled): Define x64 for TARGET_64BIT and nox64 for !TARGET_64BIT.
3251         (*pushtf): Enable *roF alternative for x64 isa only.
3252         (*pushxf): Merge with *pushxf_nointeger.  Use Yx*r constraint. Set
3253         mode attribute of integer alternatives to DImode for TARGET_64BIT.
3254         (*pushdf): Merge with *pushdf_rex64.  Use x64 and nox64 isa attributes.
3255         (*movtf_internal): Merge from *movtf_internal_rex64 and
3256         *movtf_internal_sse.  Use x64 and nox64 isa attributes.
3257         (*movxf_internal): Merge with *movxf_internal_rex64.  Use x64 and
3258         nox64 isa attributes.
3259         (*movdf_internal): Merge with *movdf_internal_rex64.  Use x64 and
3260         nox64 isa attributes.
3261         * config/i386/constraints.md (Yd): Do not set for TARGET_64BIT.
3262
3263 2013-03-17  Uros Bizjak  <ubizjak@gmail.com>
3264
3265         * config/alpha/alpha.c (TARGET_LRA_P): New define.
3266
3267 2013-03-17  Jakub Jelinek  <jakub@redhat.com>
3268
3269         PR target/56640
3270         * config/arm/arm.h (REG_CLASS_NAMES): Add "SFP_REG" and "AFP_REG"
3271         class names.  Remove trailing comma after "ALL_REGS".
3272
3273 2013-03-16  Jan Hubicka  <jh@suse.cz>
3274
3275         * cgraph.h (cgraph_get_create_real_symbol_node): Declare.
3276         * cgraph.c (cgraph_get_create_real_symbol_node): New function.
3277         * cgrpahbuild.c: Use cgraph_get_create_real_symbol_node instead
3278         of cgraph_get_create_node.
3279         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
3280
3281 2013-03-16  Jason Merrill  <jason@redhat.com>
3282
3283         PR debug/49090
3284         * dwarf2out.c (gen_generic_params_dies): Indicate default arguments
3285         with DW_AT_default_value.
3286
3287 2013-03-16  Jakub Jelinek  <jakub@redhat.com>
3288
3289         * BASE-VER: Set to 4.9.0.
3290
3291 2013-03-14  Andi Kleen  <ak@linux.intel.com>
3292
3293         PR target/56619
3294         * doc/extend.texi: Document __ATOMIC_HLE_ACQUIRE,
3295         __ATOMIC_HLE_RELEASE. Document __builtin_ia32 TSX intrincs.
3296         Document _x* TSX intrinsics.
3297
3298 2013-03-14  Edgar E. Iglesias  <edgar.iglesias@xilinx.com>
3299             David Holsgrove  <david.holsgrove@xilinx.com>
3300
3301         * configure.ac: Add MicroBlaze TLS support detection.
3302         * configure: Regenerate.
3303         * config/microblaze/microblaze-protos.h
3304         (microblaze_cannot_force_const_mem, microblaze_tls_referenced_p,
3305         symbol_mentioned_p, label_mentioned_p): Add prototypes.
3306         * config/microblaze/microblaze.c (microblaze_address_type): Add
3307         ADDRESS_TLS and tls_reloc address types.
3308         (microblaze_address_info): Add tls_reloc.
3309         (TARGET_HAVE_TLS): Define.
3310         (get_tls_get_addr, microblaze_tls_symbol_p, microblaze_tls_operand_p_1,
3311          microblaze_tls_referenced_p, microblaze_cannot_force_const_mem,
3312          symbol_mentioned_p, label_mentioned_p, tls_mentioned_p,
3313         load_tls_operand,  microblaze_call_tls_get_addr,
3314         microblaze_legitimize_tls_address): New functions.
3315         (microblaze_classify_unspec): Handle UNSPEC_TLS.
3316         (get_base_reg): Use microblaze_tls_symbol_p.
3317         (microblaze_classify_address): Handle TLS.
3318         (microblaze_legitimate_pic_operand): Use symbol_mentioned_p,
3319         label_mentioned_p and microblaze_tls_referenced_p.
3320         (microblaze_legitimize_address): Handle TLS.
3321         (microblaze_address_insns): Handle ADDRESS_TLS.
3322         (pic_address_needs_scratch): Handle TLS.
3323         (print_operand_address): Handle TLS.
3324         (microblaze_expand_prologue): Check TLS_NEEDS_GOT.
3325         (microblaze_expand_move): Handle TLS.
3326         (microblaze_legitimate_constant_p): Check
3327         microblaze_cannot_force_const_mem and microblaze_tls_symbol_p.
3328         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3329         * config/microblaze/microblaze.h (TLS_NEEDS_GOT): Define
3330         (PIC_OFFSET_TABLE_REGNUM): Set.
3331         * config/microblaze/linux.h (TLS_NEEDS_GOT): Define.
3332         * config/microblaze/microblaze.md (UNSPEC_TLS): Define.
3333         (addsi3, movsi_internal2, movdf_internal): Update constraints
3334         * config/microblaze/predicates.md (arith_plus_operand): Define
3335         (move_operand): Redefine as move_src_operand,
3336         check microblaze_tls_referenced_p.
3337
3338 2013-03-14  Ian Bolton  <ian.bolton@arm.com>
3339
3340         * config/aarch64/aarch64.md: (*and<mode>3nr_compare0): Use CC_NZ.
3341         (*and_<SHIFT:optab><mode>3nr_compare0): Likewise.
3342
3343 2013-03-14  Ian Bolton  <ian.bolton@arm.com>
3344
3345         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return correct
3346         CC mode for AND.
3347
3348 2013-03-14  Jakub Jelinek  <jakub@redhat.com>
3349
3350         PR tree-optimization/53265
3351         * common.opt (Waggressive-loop-optimizations): New option.
3352         * tree-ssa-loop-niter.c: Include tree-pass.h.
3353         (do_warn_aggressive_loop_optimizations): New function.
3354         (record_estimate): Call it.  Don't add !is_exit bounds to loop->bounds
3355         if number_of_latch_executions returned constant.
3356         (estimate_numbers_of_iterations_loop): Call number_of_latch_executions
3357         early.  If number_of_latch_executions returned constant, set
3358         nb_iterations_upper_bound back to it.
3359         * cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations
3360         field.
3361         * Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H).
3362         * doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document.
3363
3364         * config/aarch64/t-aarch64-linux (MULTARCH_DIRNAME): Remove.
3365         (MULTILIB_OSDIRNAMES): Set.
3366         * genmultilib: If defaultosdirname doesn't start with :: , set
3367         defaultosdirname2 instead, clear it and emit two . multilib_raw
3368         entries instead of just one.
3369
3370 2013-03-14  Kaz Kojima  <kkojima@gcc.gnu.org>
3371
3372         * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
3373         (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
3374         * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
3375         (SUBTARGET_OVERRIDE_OPTIONS): New.
3376
3377 2013-03-13  Oleg Endo  <olegendo@gcc.gnu.org>
3378
3379         PR target/49880
3380         * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
3381         (musermode): Convert to Var(TARGET_USERMODE).
3382         * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
3383         MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
3384         * config/sh/sh.c (sh_option_override): Use
3385         TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
3386         * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
3387         condition.
3388         (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
3389         TARGET_SH4.
3390         (udivsi3_i4_single, divsi3_i4_single): Use
3391         TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
3392
3393 2013-03-13  Dave Korn  <dave.korn.cygwin@....>
3394
3395         * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): Make shared libgcc the
3396         default setting.
3397
3398 2013-03-13  Richard Biener  <rguenther@suse.de>
3399
3400         PR tree-optimization/56608
3401         * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
3402         calls when vectorizing basic-blocks.
3403
3404 2013-03-13  Jakub Jelinek  <jakub@redhat.com>
3405
3406         PR plugins/45078
3407         * config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to
3408         tm_file.
3409
3410 2013-03-12  Jakub Jelinek  <jakub@redhat.com>
3411
3412         * doc/invoke.texi (-Waddr-space-convert): Move into the table earlier.
3413
3414 2013-03-11  Jan Hubicka  <jh@suse.cz>
3415
3416         PR lto/56557
3417         * lto-streamer-out.c (output_symbol_p): Skip references from
3418         constructors of external variables.
3419
3420 2013-03-11  Jan Hubicka  <jh@suse.cz>
3421
3422         PR middle-end/56571
3423         * valtrack.c (cleanup_auto_inc_dec): Unshare clobbers originating
3424         from pseudos.
3425         * emit-rtl.c (verify_rtx_sharing): Likewise.
3426         (copy_insn_1): Likewise.
3427         * rtl.c (copy_rtx): Likewise.
3428
3429 2013-03-11  Georg-Johann Lay  <avr@gjlay.de>
3430
3431         PR target/56591
3432         * config/avr/avr.c (avr_print_operand): Add space after '%c' in
3433         output_operand_lossage message.
3434
3435 2013-03-11  Richard Earnshaw  <rearnsha@arm.com>
3436
3437         PR target/56470
3438         * arm.c (shift_op): Validate RTL pattern on the fly.
3439         (arm_print_operand, case 'S'): Don't use shift_operator to validate
3440         the RTL.
3441
3442 2013-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3443
3444         PR target/56347
3445         * config/pa/pa.md (call_value): Check for calls to powf and direct to
3446         new call patterns that clobber %fr12.
3447         (call_val_powf, call_val_powf_pic, call_val_powf_64bit): New insn,
3448         split and postreload patterns.
3449         * config/pa/pa.c (pa_conditional_register_usage): Revert marking
3450         registers %fr12 and %fr12R as call used.
3451
3452 2013-03-09  Steven Bosscher  <steven@gcc.gnu.org>
3453
3454         * dse.c (delete_dead_store_insn): Respect TDF_DETAILS.
3455         (canon_address, record_store, replace_read, check_mem_read_rtx,
3456         scan_insn, dse_step1, dse_step2_init, dse_step2_spill,
3457         dse_step4, dse_step5_nospill, dse_step5_spill, dse_step6,
3458         rest_of_handle_dse): Likewise.
3459
3460 2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>
3461
3462         PR middle-end/56524
3463         * tree.h (tree_optimization_option): Rename target_optabs to optabs.
3464         Add base_optabs.
3465         (TREE_OPTIMIZATION_OPTABS): Update after previous field change.
3466         (TREE_OPTIMIZATION_BASE_OPTABS): New macro.
3467         (save_optabs_if_changed): Replace with...
3468         (init_tree_optimization_optabs): ...this.
3469         * optabs.c (save_optabs_if_changed): Rename to...
3470         (init_tree_optimization_optabs): ...this.  Take the optimization node
3471         as argument.  Do nothing if the base optabs are already correct.
3472         Reuse the existing TREE_OPTIMIZATION_OPTABS memory if we need
3473         to recompute optabs.
3474         * function.h (function): Remove optabs field.
3475         * function.c (invoke_set_current_function_hook): Call
3476         init_tree_optimization_optabs.  Use the result to initialize
3477         this_fn_optabs.
3478
3479 2013-02-27  Aldy Hernandez  <aldyh@redhat.com>
3480
3481         * trans-mem.c (expand_transaction): Do not set PR_INSTRUMENTEDCODE
3482         if GTMA_HAS_NO_INSTRUMENTATION.
3483         (generate_tm_state): Keep GTMA_HAS_NO_INSTRUMENTATION bit.
3484         (ipa_tm_transform_transaction): Set GTMA_HAS_NO_INSTRUMENTATION.
3485         * gimple.h (GTMA_HAS_NO_INSTRUMENTATION): Define.
3486         * gimple-pretty-print.c (dump_gimple_transaction): Handle
3487         GTMA_HAS_NO_INSTRUMENTATION.
3488
3489 2013-03-08  Jakub Jelinek  <jakub@redhat.com>
3490
3491         * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Don't link against
3492         libasan_preinit.o.
3493
3494 2013-03-08  Marek Polacek  <polacek@redhat.com>
3495             Jakub Jelinek  <jakub@redhat.com>
3496
3497         PR tree-optimization/56478
3498         * predict.c (is_comparison_with_loop_invariant_p): Change the
3499         type of loop_step to tree.
3500         (predict_loops): Adjust.
3501         (predict_iv_comparison): Perform the computations on double_ints.
3502
3503 2013-03-08  Richard Biener  <rguenther@suse.de>
3504
3505         PR tree-optimization/56570
3506         * tree-cfg.c (verify_expr_location_1): Verify locations for
3507         DECL_DEBUG_EXPR.
3508         * tree-sra.c (create_access_replacement): Strip locations
3509         from DECL_DEBUG_EXPRs.
3510
3511 2013-03-08  Richard Biener  <rguenther@suse.de>
3512
3513         * tree-inline.c (expand_call_inline): Do not associate
3514         a BLOCK with the location in BLOCK_SOURCE_LOCATION.
3515         * tree-cfg.c (verify_location): Verify BLOCK_SOURCE_LOCATION.
3516
3517 2013-03-08  Richard Biener  <rguenther@suse.de>
3518
3519         * tree-ssa-ter.c (is_replaceable_p): Do not TER across location
3520         or block changes with -Og.  Fix for location / block encoding
3521         changes and PHI arguments with locations.
3522
3523 2013-03-07  Steven Bosscher  <steven@gcc.gnu.org>
3524
3525         * bitmap.c (struct bitmap_descriptor_d): Use unsigned HOST_WIDEST_INT
3526         for all counters.
3527         (struct output_info): Likewise.
3528         (register_overhead): Remove bad gcc_assert.
3529         (bitmap_find_bit): If there is only a single bitmap element, do not
3530         count a miss as a search.
3531         (print_statistics): Update for counter type changes.
3532         (dump_bitmap_statistics): Likewise.  Print headers such that they
3533         are properly lined up with the printed counters.
3534
3535 2013-03-07  Jakub Jelinek  <jakub@redhat.com>
3536
3537         PR tree-optimization/56559
3538         * tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2,
3539         check that it has only a single use.
3540
3541 2013-03-07  Richard Biener  <rguenther@suse.de>
3542
3543         * doc/invoke.texi (fwhole-program): Discourage use in combination
3544         with -flto.
3545
3546 2013-03-06  Jakub Jelinek  <jakub@redhat.com>
3547
3548         * config/arm/t-arm (TM_H, OPTIONS_H_EXTRA): Add arm-cores.def.
3549
3550         PR tree-optimization/56539
3551         * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
3552         instead of GSI_CONTINUE_LINKING as last argument to
3553         force_gimple_operand_gsi.  Adjust function comment.
3554
3555         * config/aarch64/t-aarch64 (TM_H, OPTIONS_H_EXTRA): Add
3556         aarch64-cores.def.
3557
3558         PR middle-end/56548
3559         * expr.c (expand_cond_expr_using_cmove): When expanding cmove in
3560         promoted mode, convert the result back to the original mode.
3561
3562 2013-03-06  Richard Biener  <rguenther@suse.de>
3563
3564         PR middle-end/56294
3565         * tree-into-ssa.c (insert_phi_nodes_for): Add dumping.
3566         (insert_updated_phi_nodes_compare_uids): New function.
3567         (update_ssa): Sort symbols_to_rename after UID before
3568         traversing it to insert PHI nodes.
3569
3570 2013-03-06  Richard Biener  <rguenther@suse.de>
3571
3572         PR middle-end/50494
3573         * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
3574         Do not adjust alignment of DECL_IN_CONSTANT_POOL decls.
3575
3576         Revert
3577         2013-02-13  Richard Biener  <rguenther@suse.de>
3578
3579         PR lto/50494
3580         * varasm.c (output_constant_def_1): Get the decl representing
3581         the constant as argument.
3582         (output_constant_def): Wrap output_constant_def_1.
3583         (make_decl_rtl): Use output_constant_def_1 with the decl
3584         representing the constant.
3585         (build_constant_desc): Optionally re-use a decl already
3586         representing the constant.
3587         (tree_output_constant_def): Adjust.
3588
3589 2013-03-06  Joey Ye  <joey.ye@arm.com>
3590
3591         PR lto/50293
3592         * gcc.c (convert_white_space): New function.
3593         (main): Handles white space in function name.
3594
3595 2013-03-06  Oleg Endo  <olegendo@gcc.gnu.org>
3596
3597         PR target/56529
3598         * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
3599         instead of TARGET_SH2 for call-table case.  Do not set sh_div_strategy
3600         to SH_DIV_CALL_TABLE for TARGET_SH2.
3601         * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
3602         list.
3603         * doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp,
3604         call-table options.
3605
3606 2013-03-05  Sterling Augustine  <saugustine@google.com>
3607             Cary Coutant  <ccoutant@google.com>
3608
3609         PR debug/55364
3610         * dwarf2out.c (resolve_addr): Don't call
3611         remove_loc_list_addr_table_entries a second time for the same
3612         expression.
3613
3614 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
3615
3616         PR debug/56510
3617         * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
3618         (avoid_complex_debug_insns): New function.
3619         (expand_debug_locations): Call it.
3620
3621         PR rtl-optimization/56484
3622         * ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending
3623         lifetimes of hard registers on small register class machines.
3624
3625 2013-03-05  David Holsgrove  <david.holsgrove@xilinx.com>
3626
3627         * config/microblaze/microblaze-protos.h: Rename
3628         microblaze_is_interrupt_handler to microblaze_is_interrupt_variant.
3629         * config/microblaze/microblaze.c (microblaze_attribute_table): Add
3630         fast_interrupt.
3631         (microblaze_fast_interrupt_function_p): New function.
3632         (microblaze_is_interrupt_handler): Rename to
3633         microblaze_is_interrupt_variant and add fast_interrupt check.
3634         (microblaze_must_save_register): Use microblaze_is_interrupt_variant.
3635         (save_restore_insns): Likewise.
3636         (compute_frame_size): Likewise.
3637         (microblaze_function_prologue): Add FAST_INTERRUPT_NAME.
3638         (microblaze_globalize_label): Likewise.
3639         * config/microblaze/microblaze.h: Define FAST_INTERRUPT_NAME.
3640         * config/microblaze/microblaze.md: Use wrapper
3641         microblaze_is_interrupt_variant.
3642
3643 2013-03-05  Kai Tietz  <ktietz@redhat.com>
3644
3645         * sdbout.c (sdbout_one_type): Switch to current function's section
3646         supporting cold/hot.
3647
3648 2013-03-05  David Holsgrove  <david.holsgrove@xilinx.com>
3649
3650         * doc/invoke.texi (MicroBlaze): Add -mbig-endian, -mlittle-endian,
3651         -mxl-reorder.
3652
3653 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
3654
3655         PR middle-end/56461
3656         * ggc-common.c (gt_pch_save): For ENABLE_VALGRIND_CHECKING,
3657         if VALGRIND_GET_VBITS is defined, temporarily make object
3658         memory all defined, and restore previous valgrind addressability
3659         and definability afterwards.  Free this_object at the end.
3660
3661         PR middle-end/56461
3662         * lra.c (lra): Call lra_clear_live_ranges if live_p,
3663         right before calling lra_create_live_ranges, also call it
3664         when clearing live_p.  Only call lra_clear_live_ranges
3665         at the end if live_p.
3666
3667         PR middle-end/56461
3668         * sched-deps.c (delete_dep_node): Free DEP_REPLACE.
3669
3670 2013-03-05  Richard Biener  <rguenther@suse.de>
3671
3672         PR tree-optimization/56521
3673         * tree-ssa-sccvn.c (set_value_id_for_result): Always initialize
3674         value-id.
3675
3676 2013-03-05  Steven Bosscher  <steven@gcc.gnu.org>
3677
3678         PR c++/55135
3679         * except.h (remove_unreachable_eh_regions): New prototype.
3680         * except.c (remove_eh_handler_splicer): New function, split out
3681         of remove_eh_handler.
3682         (remove_eh_handler): Use remove_eh_handler_splicer.  Add comment
3683         warning about running it on many EH regions one at a time.
3684         (remove_unreachable_eh_regions_worker): New function, walk the
3685         EH tree in depth-first order and remove non-marked regions.
3686         (remove_unreachable_eh_regions): New function.
3687         * tree-eh.c (mark_reachable_handlers): New function, split out
3688         from remove_unreachable_handlers.
3689         (remove_unreachable_handlers): Use mark_reachable_handlers and
3690         remove_unreachable_eh_regions.
3691         (remove_unreachable_handlers_no_lp): Use mark_reachable_handlers
3692         and remove_unreachable_eh_regions.
3693
3694 2013-03-05  Richard Biener  <rguenther@suse.de>
3695
3696         PR middle-end/56525
3697         * loop-init.c (fix_loop_structure): Remove loops in two stages,
3698         not freeing them until the end.
3699
3700 2013-03-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3701
3702         * config/s390/s390.h: Define DWARF2_ASM_LINE_DEBUG_INFO.
3703
3704 2013-03-05  Richard Biener  <rguenther@suse.de>
3705
3706         PR tree-optimization/56270
3707         * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
3708         of loads after scheduling an SLP instance.
3709
3710 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
3711
3712         * Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and
3713         tic6x.exp.
3714         (check_gcc_parallelize): Run guality.exp as a separate job from
3715         vect.exp with unsorted.exp and $(dg_target_exps) separately from
3716         struct-layout-1.exp with stackalign.exp.
3717
3718         * alias.c (init_alias_analysis): Clear reg_known_equiv_p bitmap.
3719
3720         PR middle-end/56461
3721         * tree-vect-slp.c (vect_supported_load_permutation_p): Free
3722         load_index sbitmap even if some bit in it isn't set.
3723
3724         PR middle-end/56461
3725         * tree-ssa-loop-niter.c (bb_queue): Remove typedef.
3726         (discover_iteration_bound_by_body_walk): Change queues to
3727         vec<vec<basic_block> > and queue to vec<basic_block>.  Fix up
3728         spelling in comment.  Call safe_push on queues[bound_index] directly.
3729         Release queues[queue_index] in every iteration unconditionally.
3730         Release bounds vector.
3731
3732         PR middle-end/56461
3733         * tree-vect-stmts.c (free_stmt_vec_info_vec): Call
3734         free_stmt_vec_info on any left-over stmt_vec_info in the vector.
3735         * tree-vect-loop.c (vect_create_epilog_for_reduction): Release
3736         inner_phis vector.
3737
3738 2013-03-05  Richard Biener  <rguenther@suse.de>
3739
3740         PR lto/56515
3741         * tree-inline.c (remap_blocks_to_null): New function.
3742         (expand_call_inline): When expanding a call stmt without
3743         an associated block inline remap all callee blocks to NULL.
3744
3745 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
3746
3747         PR rtl-optimization/56494
3748         * simplify-rtx.c (simplify_truncation): If C is narrower than A,
3749         optimize (truncate:A (subreg:B (truncate:C X) 0)) into
3750         (subreg:A (truncate:C X) 0) instead of (truncate:A X).
3751
3752         PR middle-end/56461
3753         * sel-sched-ir.c (free_sched_pools): Release
3754         succs_info_pool.stack[succs_info_pool.max_top] vectors too
3755         if succs_info_pool.max_top isn't -1.
3756
3757         PR bootstrap/56509
3758         * opts.c (opts_obstack, opts_concat): Moved to...
3759         * opts-common.c (opts_obstack, opts_concat): ... here.
3760
3761 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
3762
3763         PR middle-end/56461
3764         * diagnostic.c (diagnostic_append_note): Save and restore old prefix.
3765
3766 2013-03-04  Martin Jambor  <mjambor@suse.cz>
3767
3768         * tree-dfa.c (get_or_create_ssa_default_def): Use parameter fn in
3769         all appropriate places.
3770
3771 2013-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3772
3773         PR tree-optimization/56424
3774         * ipa-split.c (split_function): Do not set the RSO flag if result is
3775         not by reference and its type is a register type.
3776
3777 2013-03-04  David Holsgrove  <david.holsgrove@xilinx.com>
3778
3779         * config/microblaze/microblaze.c (microblaze_valid_pic_const): New
3780         (microblaze_legitimate_pic_operand): Likewise
3781         * config/microblaze/microblaze.h (LEGITIMATE_PIC_OPERAND_P): calls
3782         new function microblaze_legitimate_pic_operand
3783         * config/microblaze/microblaze-protos.h
3784         (microblaze_legitimate_pic_operand): Declare.
3785
3786 2013-03-04  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
3787
3788         * config/microblaze/predicates.md (call_insn_simple_operand):
3789         New predicate for supported rtx code types.
3790         * config/microblaze/microblaze.md (call_internal1): Use
3791         call_insn_simple_operand predicate.
3792
3793 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
3794
3795         PR middle-end/56461
3796         * tree-loop-distribution.c (ldist_gen): Call partition_free after each
3797         partitions.ordered_remove.
3798
3799         PR middle-end/56461
3800         * tree-vect-stmts.c (vectorizable_conversion): Don't call
3801         vec_oprnds0.create (1) for modifier == NONE.
3802
3803         PR middle-end/56461
3804         * tree-vect-stmts.c (vectorizable_shift): Don't call create methods
3805         on vec_oprnds0 or vec_oprnds1 before loop, only call it on
3806         vec_oprnds1 right before pushing anything to it for
3807         scalar_shift_arg.
3808
3809         PR middle-end/56461
3810         * tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just
3811         set nbbs to 0 instead of having separate code path.
3812         (vect_analyze_loop_form): Call destroy_loop_vec_info with true
3813         instead of false as last argument if returning NULL.
3814
3815 2013-03-03  Sandra Loosemore  <sandra@codesourcery.com>
3816
3817         * target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments;
3818         the attribute is now called "target" instead of "option".
3819         (TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma.
3820         * doc/tm.texi.in (Target Attributes):  Likewise document the correct
3821         attribute/pragma name for TARGET_OPTION_VALID_P and
3822         TARGET_OPTION_PRAGMA_PARSE.  Also copy-edit and correct markup.
3823         * doc/tm.texi: Regenerated.
3824
3825 2013-03-02  David Holsgrove  <david.holsgrove@xilinx.com>
3826
3827         * config/microblaze/microblaze.c:
3828         Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met.
3829         * config/microblaze/microblaze.h: Add -mxl-reorder to
3830         DRIVER_SELF_SPECS.
3831         * config/microblaze/microblaze.md: New bswapsi2 and bswaphi2.
3832         instructions emitted if TARGET_REORDER.
3833         * config/microblaze/microblaze.opt: New option -mxl-reorder set to 1
3834         or 0 for -m/-mno case, but initialises as 2 to detect default use case
3835         separately.
3836
3837 2013-03-01  Xinliang David Li  <davidxl@google.com>
3838
3839         * tree-ssa-uninit.c (compute_control_dep_chain): Limit post-dom
3840         walk length.
3841
3842 2013-03-01  Jakub Jelinek  <jakub@redhat.com>
3843
3844         PR middle-end/56461
3845         * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Release path
3846         vector even when returning true.  Fix up function comment formatting.
3847
3848         PR middle-end/56461
3849         * ira-build.c (ira_loop_nodes_count): New variable.
3850         (create_loop_tree_nodes): Initialize it.
3851         (finish_loop_tree_nodes): Use it instead of looking at current_loops.
3852
3853         PR middle-end/56461
3854         * tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy
3855         method on dr_chain and result_chain.
3856         * tree-vect-stmts.c (vectorizable_store): Only call
3857         result_chain.create if j == 0.
3858
3859         PR middle-end/56461
3860         * tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call
3861         vec_oprnds0->release (); rather than vec_oprnds0->truncate (0)
3862         before overwriting it.
3863
3864 2013-03-01  Tobias Burnus  <burnus@net-b.de>
3865
3866         * doc/extended.texi (C Extensions): Change order in @menu
3867         to match @node.
3868         (Other MIPS Built-in Functions): Move last MIPS entry before
3869         "picoChip Built-in Functions".
3870         (SH Built-in Functions): Move after RX Built-in Functions.
3871         * doc/gcc.texi (Introduction): Change order in @menu
3872         to match @node.
3873         * doc/md.texi (Constraints): Ditto.
3874         * gty.texi (Type Information): Ditto.
3875         (User-provided marking routines for template types): Make
3876         subsection.
3877         * doc/invoke.texi (AArch64 Options): Move before
3878         "Adapteva Epiphany Options".
3879
3880 2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
3881             Jakub Jelinek  <jakub@redhat.com>
3882
3883         PR sanitizer/56454
3884         * asan.c (gate_asan): Lookup no_sanitize_address instead of
3885         no_address_safety_analysis attribute.
3886         * doc/extend.texi (no_address_safety_attribute): Rename to
3887         no_sanitize_address attribute, mention no_address_safety_analysis
3888         attribute as deprecated alias.
3889
3890 2013-02-28  Jakub Jelinek  <jakub@redhat.com>
3891
3892         PR middle-end/56461
3893         * tree-vectorizer.h (vect_get_slp_defs): Change 3rd argument
3894         type to vec<vec<tree> > *.
3895         * tree-vect-slp.c (vect_get_slp_defs): Likewise.  Change vec_defs
3896         to be vec<tree> instead of vec<tree> *, set vec_defs
3897         to vNULL and call vec_defs.create (number_of_vects), adjust other
3898         uses of vec_defs.
3899         * tree-vect-stmts.c (vect_get_vec_defs, vectorizable_call,
3900         vectorizable_condition): Adjust vect_get_slp_defs callers.
3901
3902 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
3903
3904         * config/aarch64/aarch64.c
3905         (aarch64_float_const_representable): Remove unused variable.
3906
3907 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
3908
3909         * config/aarch64/aarch64.c (aarch64_mangle_type): Make static.
3910
3911 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
3912
3913         * config/aarch64/aarch64-builtins.c
3914         (aarch64_init_simd_builtins): Make static.
3915
3916 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
3917
3918         * config/aarch64/aarch64.c
3919         (aarch64_simd_make_constant): Make static.
3920
3921 2013-02-28  Martin Jambor  <mjambor@suse.cz>
3922
3923         * tree-sra.c (load_assign_lhs_subreplacements): Do not put replacements
3924         with no initialization to the RHS of debug statements.
3925
3926 2013-02-28  Martin Jambor  <mjambor@suse.cz>
3927
3928         PR tree-optimization/56294
3929         * tree-sra.c (analyze_access_subtree): Create replacement declarations.
3930         Adjust dumping.
3931         (get_access_replacement): Do not call create_access_replacement.
3932         Assert a replacement exists.
3933         (get_repl_default_def_ssa_name): Create the replacement declaration
3934         itself.
3935
3936 2013-02-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
3937
3938         * config/arm/arm.c (arm_output_mi_thunk): Call final_start_function and
3939         final_end_function.
3940
3941 2013-02-28  Marek Polacek  <polacek@redhat.com>
3942
3943         PR rtl-optimization/56466
3944         * loop-unroll.c (unroll_and_peel_loops): Call fix_loop_structure
3945         if we're changing a loop.
3946         (peel_loops_completely): Likewise.
3947
3948 2013-02-28  Paolo Carlini  <paolo.carlini@oracle.com>
3949
3950         PR c++/55813
3951         * doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.
3952
3953 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
3954
3955         PR target/56445
3956         * config/avr/avr.c (avr_init_builtins): Use 'n' instead of empty
3957         macro parameters with: FX_FTYPE_FX, FX_FTYPE_FX_INT, INT_FTYPE_FX,
3958         INTX_FTYPE_FX, FX_FTYPE_INTX.
3959         * config/avr/builtins.def: Adjust respective DEF_BUILTIN.
3960
3961 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
3962
3963         * avr/avr-mcus.def (ata5272, ata5505, attiny1634, ata6285)
3964         (ata6286, atmega8a, atmega48pa, ata5790, ata5790n, ata5795)
3965         (atmega164pa, atmega165pa, atmega168pa, atmega16hva, atmega16hvb)
3966         (atmega16hvbrevb, atmega16m1, atmega16u4, atmega26hvg, atmega32a)
3967         (atmega32a, atmega3250pa, atmega3290pa, atmega32c1, atmega32m1)
3968         (atmega32u4, atmega32u6, atmega64a, atmega6490a, atmega6490p)
3969         (atmega64c1, atmega64m1, atmega64rfa2, atmega64rfr2, atmega32hvb)
3970         (atmega32hvbrevb, atmega16hva2, atmega48hvf, at90pwm161)
3971         (atmega128a, atmega1284, atmxt112sl, atmxt224, atmxt224e)
3972         (atmxt336s, atxmega16a4u, atxmega16c4, atxmega32a4u, atxmega32c4)
3973         (atxmega32e5, atxmega64a3u, atxmega64a4u, atxmega64b1, atxmega64b3)
3974         (atxmega64c3, atxmega64d4, atxmega128a3u, atxmega128b1)
3975         (atxmega128b3, atxmega128c3, atxmega128d4, atmxt540s, atmxt540sreva)
3976         (atxmega192a3u, atxmega192c3, atxmega256a3u, atxmega256c3)
3977         (atxmega384c3, atxmega384d3, atxmega128a4u): New AVR_MCU.
3978         (avrxmega6): Increase max flash segments from 5 to 6.
3979         * config/avr/t-multilib: Regenerate.
3980         * config/avr/avr-tables.opt: Regenerate.
3981         * doc/avr-mmcu.texi: Regenerate.
3982
3983 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
3984
3985         * config/avr/avr.h (device_to_arch): Rename to device_to_ld.
3986         (avr_device_to_arch): Rename to avr_device_to_ld.
3987         (avr_device_to_as): New prototype.
3988         (EXTRA_SPEC_FUNCTIONS): Add device_to_as.
3989         (ASM_SPEC): Use device_to_as to get -mmcu= and -mno-skip-bug=.
3990         * config/avr/driver-avr.c (avr_device_to_as): New.
3991         (avr_device_to_arch): Rename to avr_device_to_ld.
3992
3993 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
3994
3995         PR middle-end/56461
3996         * tree-vect-data-refs.c (vect_permute_load_chain): Avoid using copy
3997         method on dr_chain and result_chain.
3998
3999         PR middle-end/56461
4000         * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
4001         pointer_set_destroy on not_executed_last_iteration.
4002
4003         PR middle-end/56461
4004         * tree-vect-loop.c (vectorizable_reduction): Release vect_defs vector.
4005
4006         PR middle-end/56461
4007         * ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of
4008         FOR_EACH_DEFINED_FUNCTION when freeing state.
4009
4010         PR middle-end/56461
4011         * df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before
4012         pool_free.
4013         (df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before
4014         overwriting it.
4015
4016         PR middle-end/56461
4017         * ipa-cp.c (decide_whether_version_node): Call vec_free on
4018         known_aggs[i].items and release known_aggs vector.
4019
4020         PR middle-end/56461
4021         * ipa-reference.c (propagate): Free node_info even for alias nodes.
4022
4023 2013-02-27  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
4024
4025         * config/microblaze/microblaze.c (microblaze_emit_compare):
4026         Use xor for EQ/NE comparisions.
4027         * config/microblaze/microblaze.md (cstoresf4): Add constraints
4028         (cbranchsf4): Adjust operator to comparison_operator.
4029
4030 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
4031
4032         PR middle-end/56461
4033         * tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed
4034         vector.
4035         * tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and
4036         vec_safe_push, always update *slot.
4037         (redirect_edge_var_map_clear): Use vec_free.
4038         (redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve.
4039         (free_var_map_entry): Use vec_free.
4040         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use
4041         FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT.
4042
4043 2013-02-27  Andrey Belevantsev  <abel@ispras.ru>
4044
4045         PR middle-end/45472
4046         * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
4047         when the may_trap_p bit of the exprs being merged differs.
4048         Reorder tests for speculativeness in the logical and operator.
4049
4050 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
4051
4052         * incpath.c (add_standard_paths): Use reconcat instead of concat
4053         where appropriate and avoid leaking memory.
4054
4055         * opts.h: Include obstack.h.
4056         (opts_concat): New prototype.
4057         (opts_obstack): New declaration.
4058         * opts.c (opts_concat): New function.
4059         (opts_obstack): New variable.
4060         (init_options_struct): Call gcc_init_obstack on opts_obstack.
4061         (finish_options): Use opts_concat instead of concat
4062         and XOBNEWVEC instead of XNEWVEC.
4063         * opts-common.c (generate_canonical_option, decode_cmdline_option,
4064         generate_option): Likewise.
4065         * Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
4066         * lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.
4067
4068         PR target/56455
4069         * stmt.c (expand_switch_as_decision_tree_p): If flag_pic
4070         and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.
4071
4072 2013-02-26  Jakub Jelinek  <jakub@redhat.com>
4073
4074         PR middle-end/56461
4075         * lra-spills.c (lra_spill): Free spill_hard_reg at the end.
4076
4077 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
4078
4079         * config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
4080         (arm_block_move_unaligned_straight): Likewise.
4081         (arm_adjust_block_mem): Likewise.
4082
4083 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
4084
4085         PR target/48901
4086         * config/lm32/lm32.c (gen_int_relational): Remove unused variables
4087         temp, cond and label.
4088         * config/lm32/lm32.md (ashlsi3): Remove unused variable one.
4089
4090         PR target/52500
4091         * config/c6x/c6x.c (dbx_register_map): Change to unsigned.
4092         * config/c6x/c6x.h (dbx_register_map): Update declaration.
4093
4094         PR target/52501
4095         * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
4096         of prologue/epilogue functions.
4097
4098         PR target/52550
4099         * config/tilegx/tilegx.c (tilegx_expand_prologue):
4100         Remove unused variable cfa_offset.
4101         * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.
4102
4103         PR target/54639
4104         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
4105         type promotion to unsigned.
4106
4107         PR target/54640
4108         * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
4109         for HOST_WIDE_INT of 32 bit / same size as int.
4110         (arm_block_move_unaligned_straight): Likewise.
4111         (arm_adjust_block_mem): Likewise.
4112
4113         PR target/54662
4114         * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
4115         ALL_CFLAGS.
4116
4117 2013-02-26  Marek Polacek  <polacek@redhat.com>
4118
4119         PR tree-optimization/56426
4120         * tree-ssa-loop.c (tree_ssa_loop_init): Always call scev_initialize.
4121
4122 2013-02-26  Richard Biener  <rguenther@suse.de>
4123
4124         PR target/56444
4125         * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
4126         unused variable loops.
4127
4128 2013-02-26  Jakub Jelinek  <jakub@redhat.com>
4129
4130         PR tree-optimization/56448
4131         * fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
4132         TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
4133         Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
4134         later operands of the references, or even first operand for
4135         INDIRECT_REF, TARGET_MEM_REF or MEM_REF.
4136
4137         PR tree-optimization/56443
4138         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
4139         overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
4140         to type_for_mode langhook.
4141
4142 2013-02-25  Matt Turner  <mattst88@gmail.com>
4143
4144         * doc/invoke.texi: Document r4700.
4145
4146 2013-02-25  Richard Biener  <rguenther@suse.de>
4147
4148         PR tree-optimization/56175
4149         * tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
4150         split out from ...
4151         (simplify_bitwise_binary): ... here.  Also guard the conversion
4152         of (type) X op CST to (type) (X op ((type-x) CST)) with it.
4153
4154 2013-02-25  Catherine Moore  <clm@codesourcery.com>
4155
4156         Revert:
4157         2013-02-24  Catherine Moore  <clm@codesourcery.com>
4158             Maciej W. Rozycki  <macro@codesourcery.com>
4159             Tom de Vries  <tom@codesourcery.com>
4160             Nathan Sidwell  <nathan@codesourcery.com>
4161             Iain Sandoe  <iain@codesourcery.com>
4162             Nathan Froyd  <froydnj@codesourcery.com>
4163             Chao-ying Fu  <fu@mips.com>
4164
4165         * doc/extend.texi: (micromips, nomicromips, nocompression):
4166         Document new function attributes.
4167         * doc/invoke.texi (minterlink-compressed, mmicromips,
4168         m14k, m14ke, m14kec): Document new options.
4169         (minterlink-mips16): Update documentation.
4170         * doc/md.texi (ZC, ZD): Document new constraints.
4171         * configure.ac (gcc_cv_as_micromips): Check if linker
4172         supports the .set micromips directive.
4173         * configure: Regenerate.
4174         * config.in: Regenerate.
4175         * config/mips/mips-tables.opt: Regenerate.
4176         * config/mips/micromips.md: New file.
4177         * constraints.md (ZC, AD): New constraints.
4178         * config/mips/predicates.md (movep_src_register): New predicate.
4179         (movep_src_operand): New predicate.
4180         (non_volatile_mem_operand): New predicate.
4181         * config/mips/mips.md (multimem): New type.
4182         (length): Differentiate between 17-bit and 18-bit branch offsets.
4183         (MOVEP1, MOVEP2): New mode iterator.
4184         (mov_<load>l): Use ZC constraint.
4185         (mov_<load>r): Likewise.
4186         (mov_<store>l): Likewise.
4187         (mov_<store>r): Likewise.
4188         (*branch_equality<mode>_inverted): Add microMIPS support.
4189         (*branch_equality<mode>): Likewise.
4190         (*jump_absolute): Likewise.
4191         (indirect_jump_<mode>): Likewise.
4192         (tablejump_<mode>): Likewise.
4193         (<optab>_internal): Likewise.
4194         (sibcall_internal): Likewise.
4195         (sibcall_value_internal): Likewise.
4196         (prefetch): Use constraint ZD.
4197         * config/mips/mips.opt (minterlink-compressed): New option.
4198         (minterlink-mips16): Now an alias for minterlink-compressed.
4199         (mmicromips): New option.
4200         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
4201         (compare_and_swap_12): Likewise.
4202         (sync_add<mode>): Likewise.
4203         (sync_<optab>_12): Likewise.
4204         (sync_old_<optab>_12): Likewise.
4205         (sync_new_<optab>_12): Likewise.
4206         (sync_nand_12): Likewise.
4207         (sync_old_nand_12): Likewise.
4208         (sync_new_nand_12): Likewise.
4209         (sync_sub<mode>): Likewise.
4210         (sync_old_add<mode>): Likewise.
4211         (sync_old_sub<mode>): Likewise.
4212         (sync_new_add<mode>): Likewise.
4213         (sync_new_sub<mode>): Likewise.
4214         (sync_<optab><mode>): Likewise.
4215         (sync_old_<optab><mode>): Likewise.
4216         (sync_new_<optab><mode>): Likewise.
4217         (sync_nand<mode>): Likewise.
4218         (sync_old_nand<mode>): Likewise.
4219         (sync_new_nand<mode>): Likewise.
4220         (sync_lock_test_and_set<mode>): Likewise.
4221         (test_and_set_12): Likewise.
4222         (atomic_compare_and_swap<mode>): Likewise.
4223         (atomic_exchange<mode>_llsc): Likewise.
4224         (atomic_fetch_add<mode>_llsc): Likewise.
4225         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
4226         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
4227         (umips_save_restore_pattern_p): Likewise.
4228         (umips_load_store_pair_p): Likewise.
4229         (umips_output_load_store_pair): Likewise.
4230         (umips_movep_target_p): Likewise.
4231         (umips_12bit_offset_address_p): Likewise.
4232         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
4233         (mips_base_mips16): Rename this...
4234         (mips_base_compression_flags): ...to this. Update all uses.
4235         (mips_attribute_table): Add micromips, nomicromips and nocompression.
4236         (mips_mips16_decl_p): Delete.
4237         (mips_nomips16_decl_p): Delete.
4238         (mips_get_compress_on_flags): New function.
4239         (mips_get_compress_off_flags): New function.
4240         (mips_get_compress_mode): New function.
4241         (mips_get_compress_on_name): New function.
4242         (mips_get_compress_off_name): New function.
4243         (mips_insert_attributes): Support multiple compression types.
4244         (mips_merge_decl_attributes): Likewise.
4245         (umips_12bit_offset_address_p): New function.
4246         (mips_start_function_definition): Emit .set micromips directive.
4247         (mips_call_may_need_jalx_p): New function.
4248         (mips_function_ok_for_sibcall): Add microMIPS support.
4249         (mips_print_operand_punctuation): Support short delay slots and
4250         compact jumps.
4251         (umips_swm_mask, umips_swm_encoding): New.
4252         (umips_build_save_restore): New function.
4253         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
4254         (was_mips16_p): Remove.
4255         (old_compression_mode): New.
4256         (mips_set_compression_mode): New function.
4257         (mips_set_current_function): Add microMIPS support.
4258         (mips_option_override): Likewise.
4259         (umips_save_restore_pattern_p): New function.
4260         (umips_output_save_restore): New function.
4261         (umips_load_store_pair_p_1): New function.
4262         (umips_load_store_pair_p): New function.
4263         (umips_output_load_store_pair_1): New function.
4264         (umips_output_load_store_pair): New function.
4265         (umips_movep_target_p) New function.
4266         (mips_prepare_pch_save): Add microMIPS support.
4267         * config/mips/mips.h (TARGET_COMPRESSION): New.
4268         (TARGET_CPU_CPP_BUILTINS): Update macro
4269         to use new compression flags and to support microMIPS.
4270         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
4271         (MIPS_ARCH_FLOAT_SPEC): Likewise.
4272         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
4273         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
4274         (ASM_SPEC): Support mmicromips and mno-micromips.
4275         (M16STORE_REG_P): New macro.
4276         (MIPS_CALL): Support TARGET_MICROMIPS.
4277         (MICROMIPS_J): New macro.
4278         (mips_base_mips16): Rename this...
4279         (mips_base_compression_flags): ...to this.
4280         (UMIPS_12BIT_OFFSET_P): New macro.
4281         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
4282         (MULTILIB_DIRNAMES): Likewise.
4283
4284 2013-02-25  Tom de Vries  <tom@codesourcery.com>
4285
4286         PR rtl-optimization/56131
4287         * insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
4288         * cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
4289         NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.
4290
4291 2013-02-25  Tobias Burnus  <burnus@net-b.de>
4292
4293         * doc/invoke.texi (-fsanitize=): Move from optimization
4294         to debugging options.
4295
4296 2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
4297
4298         * sched-deps.c (sched_analyze_insn): Fix typo in comment.
4299
4300 2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
4301             Alexander Monakov  <amonakov@ispras.ru>
4302
4303         PR middle-end/56077
4304         * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
4305         flush pending lists also on non-jumps.  Adjust comment.
4306
4307 2013-02-24  Catherine Moore  <clm@codesourcery.com>
4308             Maciej W. Rozycki  <macro@codesourcery.com>
4309             Tom de Vries  <tom@codesourcery.com>
4310             Nathan Sidwell  <nathan@codesourcery.com>
4311             Iain Sandoe  <iain@codesourcery.com>
4312             Nathan Froyd  <froydnj@codesourcery.com>
4313             Chao-ying Fu  <fu@mips.com>
4314
4315         * doc/extend.texi: (micromips, nomicromips, nocompression):
4316         Document new function attributes.
4317         * doc/invoke.texi (minterlink-compressed, mmicromips,
4318         m14k, m14ke, m14kec): Document new options.
4319         (minterlink-mips16): Update documentation.
4320         * doc/md.texi (ZC, ZD): Document new constraints.
4321         * configure.ac (gcc_cv_as_micromips): Check if linker
4322         supports the .set micromips directive.
4323         * configure: Regenerate.
4324         * config.in: Regenerate.
4325         * config/mips/mips-tables.opt: Regenerate.
4326         * config/mips/micromips.md: New file.
4327         * constraints.md (ZC, AD): New constraints.
4328         * config/mips/predicates.md (movep_src_register): New predicate.
4329         (movep_src_operand): New predicate.
4330         (non_volatile_mem_operand): New predicate.
4331         * config/mips/mips.md (multimem): New type.
4332         (length): Differentiate between 17-bit and 18-bit branch offsets.
4333         (MOVEP1, MOVEP2): New mode iterator.
4334         (mov_<load>l): Use ZC constraint.
4335         (mov_<load>r): Likewise.
4336         (mov_<store>l): Likewise.
4337         (mov_<store>r): Likewise.
4338         (*branch_equality<mode>_inverted): Add microMIPS support.
4339         (*branch_equality<mode>): Likewise.
4340         (*jump_absolute): Likewise.
4341         (indirect_jump_<mode>): Likewise.
4342         (tablejump_<mode>): Likewise.
4343         (<optab>_internal): Likewise.
4344         (sibcall_internal): Likewise.
4345         (sibcall_value_internal): Likewise.
4346         (prefetch): Use constraint ZD.
4347         * config/mips/mips.opt (minterlink-compressed): New option.
4348         (minterlink-mips16): Now an alias for minterlink-compressed.
4349         (mmicromips): New option.
4350         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
4351         (compare_and_swap_12): Likewise.
4352         (sync_add<mode>): Likewise.
4353         (sync_<optab>_12): Likewise.
4354         (sync_old_<optab>_12): Likewise.
4355         (sync_new_<optab>_12): Likewise.
4356         (sync_nand_12): Likewise.
4357         (sync_old_nand_12): Likewise.
4358         (sync_new_nand_12): Likewise.
4359         (sync_sub<mode>): Likewise.
4360         (sync_old_add<mode>): Likewise.
4361         (sync_old_sub<mode>): Likewise.
4362         (sync_new_add<mode>): Likewise.
4363         (sync_new_sub<mode>): Likewise.
4364         (sync_<optab><mode>): Likewise.
4365         (sync_old_<optab><mode>): Likewise.
4366         (sync_new_<optab><mode>): Likewise.
4367         (sync_nand<mode>): Likewise.
4368         (sync_old_nand<mode>): Likewise.
4369         (sync_new_nand<mode>): Likewise.
4370         (sync_lock_test_and_set<mode>): Likewise.
4371         (test_and_set_12): Likewise.
4372         (atomic_compare_and_swap<mode>): Likewise.
4373         (atomic_exchange<mode>_llsc): Likewise.
4374         (atomic_fetch_add<mode>_llsc): Likewise.
4375         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
4376         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
4377         (umips_save_restore_pattern_p): Likewise.
4378         (umips_load_store_pair_p): Likewise.
4379         (umips_output_load_store_pair): Likewise.
4380         (umips_movep_target_p): Likewise.
4381         (umips_12bit_offset_address_p): Likewise.
4382         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
4383         (mips_base_mips16): Rename this...
4384         (mips_base_compression_flags): ...to this. Update all uses.
4385         (mips_attribute_table): Add micromips, nomicromips and nocompression.
4386         (mips_mips16_decl_p): Delete.
4387         (mips_nomips16_decl_p): Delete.
4388         (mips_get_compress_on_flags): New function.
4389         (mips_get_compress_off_flags): New function.
4390         (mips_get_compress_mode): New function.
4391         (mips_get_compress_on_name): New function.
4392         (mips_get_compress_off_name): New function.
4393         (mips_insert_attributes): Support multiple compression types.
4394         (mips_merge_decl_attributes): Likewise.
4395         (umips_12bit_offset_address_p): New function.
4396         (mips_start_function_definition): Emit .set micromips directive.
4397         (mips_call_may_need_jalx_p): New function.
4398         (mips_function_ok_for_sibcall): Add microMIPS support.
4399         (mips_print_operand_punctuation): Support short delay slots and
4400         compact jumps.
4401         (umips_swm_mask, umips_swm_encoding): New.
4402         (umips_build_save_restore): New function.
4403         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
4404         (was_mips16_p): Remove.
4405         (old_compression_mode): New.
4406         (mips_set_compression_mode): New function.
4407         (mips_set_current_function): Add microMIPS support.
4408         (mips_option_override): Likewise.
4409         (umips_save_restore_pattern_p): New function.
4410         (umips_output_save_restore): New function.
4411         (umips_load_store_pair_p_1): New function.
4412         (umips_load_store_pair_p): New function.
4413         (umips_output_load_store_pair_1): New function.
4414         (umips_output_load_store_pair): New function.
4415         (umips_movep_target_p) New function.
4416         (mips_prepare_pch_save): Add microMIPS support.
4417         * config/mips/mips.h (TARGET_COMPRESSION): New.
4418         (TARGET_CPU_CPP_BUILTINS): Update macro
4419         to use new compression flags and to support microMIPS.
4420         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
4421         (MIPS_ARCH_FLOAT_SPEC): Likewise.
4422         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
4423         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
4424         (ASM_SPEC): Support mmicromips and mno-micromips.
4425         (M16STORE_REG_P): New macro.
4426         (MIPS_CALL): Support TARGET_MICROMIPS.
4427         (MICROMIPS_J): New macro.
4428         (mips_base_mips16): Rename this...
4429         (mips_base_compression_flags): ...to this.
4430         (UMIPS_12BIT_OFFSET_P): New macro.
4431         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
4432         (MULTILIB_DIRNAMES): Likewise.
4433
4434 2013-02-24  Jakub Jelinek  <jakub@redhat.com>
4435
4436         PR target/52555
4437         * target-globals.c (save_target_globals): For init_reg_sets and
4438         target_reinit remporarily set this_fn_optabs to this_target_optabs.
4439
4440 2013-02-22  James Grennahlgh  <james.greenhalgh@arm.com>
4441
4442         * config/aarch64/aarch64-simd-builtins.def: Add copyright header.
4443         * config/aarch64/t-aarch64
4444         (aarch64-builtins.o): Depend on aarch64-simd-builtins.def.
4445
4446 2013-02-22  Vladimir Makarov  <vmakarov@redhat.com>
4447
4448         PR inline-asm/56148
4449         * lra-constraints.c (process_alt_operands): Reload operand
4450         conflicting with earlier clobber only if no more other conflicting
4451         operands.
4452
4453 2013-02-22  Jakub Jelinek  <jakub@redhat.com>
4454
4455         PR sanitizer/56393
4456         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
4457         if not linking a shared library.
4458
4459 2013-02-22  Seth LaForge  <sethml@google.com>
4460
4461         * config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian.
4462
4463 2013-02-22  Greta Yorsh  <Greta.Yorsh@arm.com>
4464
4465         * config/arm/arm.md (split for extendsidi): Update condition.
4466         (zero_extend<mode>di2,extend<mode>di2): Add an alternative.
4467         * config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
4468         (qhs_zextenddi_cstr): Likewise.
4469
4470 2013-02-21  Jakub Jelinek  <jakub@redhat.com>
4471
4472         PR middle-end/56420
4473         * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
4474         avoid signed wrapping.
4475         (expand_mult): Handle properly multiplication by
4476         ((dword_type) -1) << (BITS_PER_WORD - 1).  Improve multiplication by
4477         ((dword_type) 1) << (BITS_PER_WORD - 1).  Avoid undefined behavior
4478         in the compiler if coeff is HOST_WIDE_INT_MIN.
4479         (expand_divmod): Don't make ext_op1 static, change it's type to
4480         uhwi.  Avoid undefined behavior in -INTVAL (op1).
4481
4482         PR rtl-optimization/50339
4483         * lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt
4484         field.
4485         * lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT.
4486         (compute_costs): Call compute_splitting_shift also for ASHIFTRT
4487         into splitting_ashiftrt field.
4488         (find_decomposable_shift_zext, resolve_shift_zext): Handle also
4489         ASHIFTRT.
4490         (dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT
4491         choices.
4492
4493 2013-02-20  Aldy Hernandez  <aldyh@redhat.com>
4494
4495         PR middle-end/56108
4496         * trans-mem.c (execute_tm_mark): Do not expand transactions that
4497         are sure to go irrevocable.
4498
4499 2013-02-21  Hans-Peter Nilsson  <hp@axis.com>
4500
4501         * doc/rtl.texi (vec_concat, vec_duplicate): Mention that
4502         scalars are valid operands.
4503
4504 2013-02-21  Martin Jambor  <mjambor@suse.cz>
4505
4506         PR tree-optimization/56310
4507         * ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
4508         only matching indices and non-negative final offsets.
4509         (intersect_aggregates_with_edge): Pass src_idx to
4510         agg_replacements_to_vector.  Pass src_idx insstead of index to
4511         intersect_with_agg_replacements.
4512
4513 2013-02-21  Martin Jambor  <mjambor@suse.cz>
4514
4515         * ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
4516         instead of hard-wired defaults.
4517
4518 2013-02-21  Maciej W. Rozycki  <macro@codesourcery.com>
4519
4520         * doc/invoke.texi (MIPS Options): Update documentation of the
4521         floating-point multiply-accumulate instruction restrictions.
4522
4523 2013-02-21  Kostya Serebryany  <kcc@google.com>
4524
4525         * config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as
4526         asan_shadow_offset on x86_64 linux.
4527
4528 2013-02-21  Richard Biener  <rguenther@suse.de>
4529
4530         PR tree-optimization/56415
4531         Revert
4532         2013-02-11  Richard Biener  <rguenther@suse.de>
4533
4534         PR tree-optimization/56273
4535         * tree-vrp.c (simplify_cond_using_ranges): Disable for the
4536         first VRP run.
4537
4538 2013-02-21  Jakub Jelinek  <jakub@redhat.com>
4539
4540         PR bootstrap/56258
4541         * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
4542         instead of @itemx.
4543
4544         PR inline-asm/56405
4545         * expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't
4546         use movmisalign or extract_bit_field for EXPAND_MEMORY modifier.
4547
4548 2013-02-20  Jan Hubicka  <jh@suse.cz>
4549
4550         PR tree-optimization/56265
4551         * ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph
4552         when target is referenced for first time.
4553
4554 2013-02-20  Richard Biener  <rguenther@suse.de>
4555
4556         * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
4557         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
4558         * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
4559         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
4560         not return anything.
4561         (rename_ssa_copies): Do not remove unused locals.
4562         * tree-ssa-ccp.c (do_ssa_ccp): Likewise.
4563         * tree-ssanames.c (pass_release_ssa_names): Remove unused locals first.
4564         * passes.c (execute_function_todo): Do not schedule unused locals
4565         removal if cleanup_tree_cfg did something.
4566         * tree-ssa-live.c (remove_unused_locals): Dump statistics
4567         about the number of removed locals.
4568
4569 2013-02-20  Richard Biener  <rguenther@suse.de>
4570
4571         PR tree-optimization/56398
4572         * tree-vect-loop-manip.c (adjust_debug_stmts): Skip SSA default defs.
4573
4574 2013-02-20  Martin Jambor  <mjambor@suse.cz>
4575
4576         PR tree-optimization/55334
4577         * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
4578         restricted pointers to arrays.
4579
4580 2013-02-20  Richard Biener  <rguenther@suse.de>
4581             Jakub Jelinek  <jakub@redhat.com>
4582
4583         PR tree-optimization/56396
4584         * tree-ssa-ccp.c (n_const_val): New static variable.
4585         (get_value): Return NULL for SSA names we don't have a lattice
4586         entry for.
4587         (ccp_initialize): Initialize n_const_val.
4588         * tree-ssa-copy.c (n_copy_of): New static variable.
4589         (init_copy_prop): Initialize n_copy_of.
4590         (get_value): Return NULL_TREE for SSA names we don't have a
4591         lattice entry for.
4592
4593 2013-02-20  Martin Jambor  <mjambor@suse.cz>
4594
4595         * ipa-cp.c (initialize_node_lattices): Fix dumping condition.
4596
4597 2013-02-20  Richard Biener  <rguenther@suse.de>
4598
4599         * genpreds.c (write_lookup_constraint): Do not compare first
4600         letter of the constraint again.
4601
4602 2013-02-20  Richard Biener  <rguenther@suse.de>
4603
4604         * tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
4605         and ceil_log2.
4606         (get_use_iv_cost): Terminate hashtable walk when coming across
4607         an empty entry.
4608
4609 2013-02-20  Igor Zamyatin  <igor.zamyatin@intel.com>
4610
4611         * config/i386/i386.c (initial_ix86_tune_features): Turn on fp
4612         reassociation for avx2 targets.
4613
4614 2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
4615
4616         * config/microblaze/microblaze.c: microblaze_has_clz = 0
4617         Add version check for v8.10.a to enable microblaze_has_clz
4618         * config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined
4619         version and TARGET_PATTERN_COMPARE check
4620         * config/microblaze/microblaze.md: New clzsi2 instruction
4621
4622 2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
4623
4624         * config/microblaze/microblaze.md (call_value_intern): Check symbol is
4625         function before branching.
4626
4627 2012-02-19  Andrey Belevantsev  <abel@ispras.ru>
4628
4629         * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
4630         DUMP_INSN_RTX_UID.
4631         (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.
4632
4633 2012-02-19  Andrey Belevantsev  <abel@ispras.ru>
4634
4635         PR middle-end/55889
4636         * sel-sched.c: Include ira.h.
4637         (implicit_clobber_conflict_p): New function.
4638         (moveup_expr): Use it.
4639         * Makefile.in (sel-sched.o): Depend on ira.h.
4640
4641 2013-02-19  Richard Biener  <rguenther@suse.de>
4642
4643         PR tree-optimization/56384
4644         * tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
4645         (vn_hash_type): Split out from ...
4646         (vn_hash_constant_with_type): ... here.
4647         * tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
4648         (vn_phi_eq): Compare types from vn_phi_s structure.
4649         (vn_phi_lookup): Populate vn_phi_s type.
4650         (vn_phi_insert): Likewise.
4651
4652 2013-02-19  Jakub Jelinek  <jakub@redhat.com>
4653
4654         PR tree-optimization/56350
4655         * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
4656         if haven't found reduction or nested cycle operand, rather than
4657         asserting we must find it.
4658
4659         PR tree-optimization/56381
4660         * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
4661         to fold_build3.
4662
4663 2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
4664             Jakub Jelinek  <jakub@redhat.com>
4665
4666         PR target/52555
4667         * genopinit.c (raw_optab_handler): Use this_fn_optabs.
4668         (swap_optab_enable): Same.
4669         (init_all_optabs): Use argument instead of global.
4670         * tree.h (struct tree_optimization_option): New field target_optabs.
4671         * expr.h (init_all_optabs): Add argument to prototype.
4672         (TREE_OPTIMIZATION_OPTABS): New.
4673         (save_optabs_if_changed): Protoize.
4674         * optabs.h: Declare this_fn_optabs.
4675         * optabs.c (save_optabs_if_changed): New.
4676         Declare this_fn_optabs.
4677         (init_optabs): Add argument to init_all_optabs() call.
4678         * function.c (invoke_set_current_function_hook): Handle per
4679         function optabs.
4680         * function.h (struct function): New field optabs.
4681         * config/mips/mips.c (mips_set_mips16_mode): Handle when
4682         optimization_current_node has changed.
4683         * target-globals.h (save_target_globals_default_opts): Protoize.
4684         * target-globals.c (save_target_globals_default_opts): New.
4685
4686 2013-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4687
4688         PR target/56347
4689         * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
4690         registers %fr12 and %fr12R as call used.
4691
4692         PR target/56214
4693         * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
4694         and HImode, require all displacements to be an integer multiple of
4695         their mode size.
4696         * config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
4697         only allow QImode and HImode when reload is in progress and strict is
4698         true.  Likewise for symbolic addresses.  Use base14_operand to check
4699         displacements in REG+BASE addresses.
4700
4701 2013-02-18  Richard Biener  <rguenther@suse.de>
4702
4703         PR tree-optimization/56366
4704         * tree-vect-loop.c (get_initial_def_for_induction): Properly
4705         handle sign-conversion of outer-loop initial induction value.
4706
4707 2013-02-18  Richard Biener  <rguenther@suse.de>
4708
4709         PR middle-end/56349
4710         * cfghooks.c (merge_blocks): If we merge a latch into another
4711         block adjust references to it.
4712         * cfgloop.c (flow_loops_find): Reset latch before recomputing it.
4713         (verify_loop_structure): Verify that a recorded latch is in fact
4714         a latch.
4715
4716 2013-02-18  Richard Biener  <rguenther@suse.de>
4717
4718         PR tree-optimization/56321
4719         * tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
4720         order SSA name release and virtual operand unlinking.
4721
4722 2013-02-17  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
4723
4724         * config/microblaze/microblaze.md (save_stack_block): Define.
4725         (restore_stack_block): Likewise.
4726
4727 2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
4728
4729         * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
4730         * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
4731         * config/microblaze/microblaze.c (microblaze_option_override):
4732         Bail out early for PIC modes when target does not support PIC.
4733
4734 2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
4735
4736         * config/microblaze/microblaze.c (microblaze_asm_trampoline_template):
4737         Replace with a microblaze version.
4738         (microblaze_trampoline_init): Adapt for microblaze.
4739         * config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for
4740         microblaze.
4741
4742 2013-02-16  Jakub Jelinek  <jakub@redhat.com>
4743             Dodji Seketeli  <dodji@redhat.com>
4744
4745         PR asan/56330
4746         * asan.c (get_mem_refs_of_builtin_call): White space and style cleanup.
4747         (instrument_mem_region_access): Do not forget to always put
4748         instrumentation of the of 'base' and 'base + len' in a "if (len !=
4749         0) statement, even for cases where either 'base' or 'base + len'
4750         are not instrumented -- because they have been previously
4751         instrumented.  Simplify the logic by putting all the statements
4752         instrument 'base + len' inside a sequence, and then insert that
4753         sequence right before the current insertion point.  Then, to
4754         instrument 'base + len', just get an iterator on that statement.
4755         And do not forget to update the pointer to iterator the function
4756         received as argument.
4757
4758 2013-02-15  Vladimir Makarov  <vmakarov@redhat.com>
4759
4760         PR rtl-optimization/56348
4761         * lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos.
4762
4763 2013-02-15  Steven Bosscher  <steven@gcc.gnu.org>
4764
4765         * graph.c (start_graph_dump): Print dumpfile base as digraph label.
4766         (clean_graph_dump_file): Pass base to start_graph_dump.
4767
4768 2013-02-14  Richard Henderson  <rth@redhat.com>
4769
4770         PR target/55941
4771         * lower-subreg.c (simple_move): Check dest mode instead of src mode.
4772
4773 2013-02-14  Steven Bosscher  <steven@gcc.gnu.org>
4774
4775         * collect2-aix.h: Define F_LOADONLY.
4776
4777 2013-02-14  Richard Biener  <rguenther@suse.de>
4778
4779         PR lto/50494
4780         * varasm.c (output_constant_def_1): Get the decl representing
4781         the constant as argument.
4782         (output_constant_def): Wrap output_constant_def_1.
4783         (make_decl_rtl): Use output_constant_def_1 with the decl
4784         representing the constant.
4785         (build_constant_desc): Optionally re-use a decl already
4786         representing the constant.
4787         (tree_output_constant_def): Adjust.
4788
4789 2013-02-14  Dodji Seketeli  <dodji@redhat.com>
4790
4791         Fix an asan crash
4792         * asan.c (instrument_builtin_call):  Really put the length of the
4793         second source argument into src1_len.
4794
4795 2013-02-13  Jakub Jelinek  <jakub@redhat.com>
4796
4797         * asan.c (create_cond_insert_point): Add create_then_fallthru_edge
4798         argument.  If it is false, don't create edge from then_bb to
4799         fallthru_bb.
4800         (insert_if_then_before_iter): Pass true to it.
4801         (build_check_stmt): Pass false to it.
4802         (transform_statements): Flush hash table only on extended basic
4803         block boundaries, rather than at the beginning of every bb.
4804         Don't flush hash table on nonfreeing_call_p calls.
4805         * tree-flow.h (nonfreeing_call_p): New prototype.
4806         * tree-ssa-phiopt.c (nonfreeing_call_p): No longer static.
4807
4808 2013-02-13  David S. Miller  <davem@davemloft.net>
4809
4810         * expmed.c (expand_shift_1): Only strip scalar integer subregs.
4811
4812 2013-02-13  Vladimir Makarov  <vmakarov@redhat.com>
4813
4814         PR target/56184
4815         * ira.c (max_regno_before_ira): Move from ...
4816         (ira): ... here.
4817         (fix_reg_equiv_init): Use max_regno_before_ira instead of
4818         vec_safe_length.
4819
4820 2013-02-13  Jakub Jelinek  <jakub@redhat.com>
4821
4822         * config/i386/i386.c (ix86_asan_shadow_offset): Revert last change.
4823
4824 2013-02-13  Richard Biener  <rguenther@suse.de>
4825
4826         PR lto/56295
4827         * gimple-streamer-out.c (output_gimple_stmt): Undo wrapping
4828         globals in MEM_REFs.
4829
4830 2013-02-13  Richard Biener  <rguenther@suse.de>
4831
4832         * loop-init.c (loop_optimizer_init): Clear loop state when
4833         re-initializing preserved loops.
4834         * loop-unswitch.c (unswitch_single_loop): Return whether
4835         we unswitched the loop.  Do not verify loop state here.
4836         (unswitch_loops): When we unswitched a loop discover new loops.
4837
4838 2013-02-13  Kostya Serebryany  <kcc@google.com>
4839
4840         * config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset
4841         on x86_64 linux.
4842         * sanitizer.def: Rename __asan_init to __asan_init_v1.
4843
4844 2013-02-12  Dodji Seketeli  <dodji@redhat.com>
4845
4846         Avoid instrumenting duplicated memory access in the same basic block
4847         * Makefile.in (asan.o): Add new dependency on hash-table.h
4848         * asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types.
4849         (asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table)
4850         (has_stmt_been_instrumented_p, empty_mem_ref_hash_table)
4851         (free_mem_ref_resources, has_mem_ref_been_instrumented)
4852         (has_stmt_been_instrumented_p, update_mem_ref_hash_table)
4853         (get_mem_ref_of_assignment): New functions.
4854         (get_mem_refs_of_builtin_call): Extract from
4855         instrument_builtin_call and tweak a little bit to make it fit with
4856         the new signature.
4857         (instrument_builtin_call): Use the new
4858         get_mem_refs_of_builtin_call.  Use gimple_call_builtin_p instead
4859         of is_gimple_builtin_call.
4860         (instrument_derefs, instrument_mem_region_access): Insert the
4861         instrumented memory reference into the hash table.
4862         (maybe_instrument_assignment): Renamed instrument_assignment into
4863         this, and change it to advance the iterator when instrumentation
4864         actually happened and return true in that case.  This makes it
4865         homogeneous with maybe_instrument_assignment, and thus give a
4866         chance to callers to be more 'regular'.
4867         (transform_statements): Clear the memory reference hash table
4868         whenever we enter a new BB, when we cross a function call, or when
4869         we are done transforming statements.  Use
4870         maybe_instrument_assignment instead of instrumentation.  No more
4871         need to special case maybe_instrument_assignment and advance the
4872         iterator after calling it; it's now handled just like
4873         maybe_instrument_call.  Update comment.
4874
4875 2013-02-13  Richard Biener  <rguenther@suse.de>
4876
4877         * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc):
4878         Fix loop discovery code.
4879
4880 2013-02-12  Vladimir Makarov  <vmakarov@redhat.com>
4881
4882         PR inline-asm/56148
4883         * lra-constraints.c (process_alt_operands): Match early clobber
4884         operand with itself.  Check conflicts with earlyclobber only if
4885         the operand is not reloaded.  Prefer to reload conflicting operand
4886         if earlyclobber and matching operands are the same.
4887
4888 2013-02-12  Richard Biener  <rguenther@suse.de>
4889
4890         PR lto/56297
4891         * lto-streamer-out.c (write_symbol): Do not output symbols
4892         for hard register variables.
4893
4894 2013-02-12  Georg-Johann Lay  <avr@gjlay.de>
4895
4896         PR target/54222
4897         * config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
4898         (umulsidi3_insn, mulsidi3_insn): New insns.
4899
4900 2013-02-12  Christophe Lyon  <christophe.lyon@linaro.org>
4901
4902         * config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
4903         (struct tune_params): Add vec_costs field.
4904         * config/arm/arm.c (arm_builtin_vectorization_cost)
4905         (arm_add_stmt_cost): New functions.
4906         (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
4907         (TARGET_VECTORIZE_ADD_STMT_COST): Define.
4908         (arm_default_vec_cost): New struct of type cpu_vec_costs.
4909         (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
4910         (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
4911         (arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
4912         (arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.
4913
4914 2013-02-12  Richard Biener  <rguenther@suse.de>
4915
4916         PR lto/56295
4917         * gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
4918         decls again if possible.
4919
4920 2013-02-12  Richard Biener  <rguenther@suse.de>
4921
4922         PR middle-end/56288
4923         * tree-ssa.c (verify_ssa_name): Fix check, move
4924         SSA_NAME_IN_FREE_LIST check up.
4925
4926 2013-02-12  Jakub Jelinek  <jakub@redhat.com>
4927             Steven Bosscher   <steven@gcc.gnu.org>
4928
4929         PR rtl-optimization/56151
4930         * optabs.c (add_equal_note): Don't return 0 if target is a MEM,
4931         equal to op0 or op1, and last_insn pattern is CODE operation
4932         with MEM dest and one of the operands matches that MEM.
4933
4934 2013-02-11  Sriraman Tallam  <tmsriramgoogle.com>
4935
4936         * doc/extend.texi: Document Function Multiversioning and "default"
4937         parameter string to target attribute.
4938         * config/i386/i386.c (get_builtin_code_for_version): Return 0 if
4939         target attribute parameter is "default".
4940         (ix86_compare_version_priority): Remove checks for target attribute.
4941         (ix86_mangle_function_version_assembler_name): Change error to sorry.
4942         Remove check for target attribute equal to NULL. Add assert.
4943         (ix86_generate_version_dispatcher_body): Change error to sorry.
4944
4945 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
4946             Jack Howarth  <howarth@bromo.med.uc.edu>
4947             Patrick Marlier  <patrick.marlier@gmail.com>
4948
4949         PR libitm/55693
4950         * config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
4951         define ENDFILE_SPEC as TM_DESTRUCTOR.
4952         * config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.
4953
4954 2013-02-11  Alexander Potapenko  <glider@google.com>
4955             Jack Howarth  <howarth@bromo.med.uc.edu>
4956             Jakub Jelinek  <jakub@redhat.com>
4957
4958         PR sanitizer/55617
4959         * config/darwin.c (cdtor_record): Rename ctor_record.
4960         (sort_cdtor_records): Rename sort_ctor_records.
4961         (finalize_dtors): New routine to sort destructors by
4962         priority before use in assemble_integer.
4963         (machopic_asm_out_destructor): Use finalize_dtors if needed.
4964
4965 2013-02-11  Uros Bizjak  <ubizjak@gmail.com>
4966
4967         PR rtl-optimization/56275
4968         * simplify-rtx.c (avoid_constant_pool_reference): Check that
4969         offset is non-negative and less than cmode size before
4970         calling simplify_subreg.
4971
4972 2013-02-11  Richard Biener  <rguenther@suse.de>
4973
4974         PR tree-optimization/56264
4975         * cfgloop.h (fix_loop_structure): Adjust prototype.
4976         * loop-init.c (fix_loop_structure): Return the number of
4977         newly discovered loops.
4978         * tree-cfgcleanup.c (repair_loop_structures): When new loops
4979         are discovered, do a full loop-closed SSA rewrite.
4980
4981 2013-02-11  Richard Biener  <rguenther@suse.de>
4982
4983         PR tree-optimization/56273
4984         * tree-vrp.c (simplify_cond_using_ranges): Disable for the
4985         first VRP run.
4986         (check_array_ref): Fix missing newline in dumps.
4987         (search_for_addr_array): Likewise.
4988
4989 2013-02-09  David Edelsohn  <dje.gcc@gmail.com>
4990
4991         * config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.
4992
4993 2013-02-09  Jakub Jelinek  <jakub@redhat.com>
4994
4995         PR target/56256
4996         * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.
4997
4998 2013-02-08  Vladimir Makarov  <vmakarov@redhat.com>
4999
5000         PR rtl-optimization/56246
5001         * lra-constraints.c (simplify_operand_subreg): Try to reuse
5002         reload pseudo.
5003         * lra.c (lra): Clear lra_optional_reload_pseudos only when all
5004         constraints are satisfied.
5005
5006 2013-02-08  Jeff Law  <law@redhat.com>
5007
5008         PR debug/53948
5009         * emit-rtl.c (reg_is_parm_p): New function.
5010         * regs.h (reg_is_parm_p): New prototype.
5011         * ira-conflicts.c (ira_build_conflicts): Allow parameters in
5012         callee-clobbered registers.
5013
5014 2013-02-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
5015
5016         PR target/56043
5017         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
5018         If there is no implicit builtin declaration, just return NULL.
5019
5020 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
5021
5022         * config/i386/sse.md (FMAMODEM): New mode iterator.
5023         (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
5024         mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
5025
5026 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
5027
5028         * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
5029         when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
5030         * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
5031
5032 2013-02-08  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
5033
5034         * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
5035         (microblaze*-*-elf): Likewise.
5036         * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
5037         LINK_SPEC.
5038         * config/microblaze/microblaze-c.c: Add builtin defines for
5039         _LITTLE_ENDIAN and _BIG_ENDIAN.
5040         * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
5041         add to TARGET_DEFAULT flags.
5042         Expand ASM_SPEC and LINK_SPEC.
5043         Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
5044         * config/microblaze/microblaze.md: Update extendsidi2 and
5045         movdi_internal instructions to use low-order / high-order reg
5046         print_operands.
5047         * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
5048         options and inversemask / mask of LITTLE_ENDIAN.
5049         * config/microblaze/t-microblaze: Expand multilib options to
5050         include mlittle-endian (le) and update exceptions patterns.
5051
5052 2013-02-08  Jakub Jelinek  <jakub@redhat.com>
5053
5054         PR rtl-optimization/56195
5055         * lra-constraints.c (get_reload_reg): Don't reuse regs
5056         if they have smaller mode than requested, if they have
5057         wider mode than requested, try to return a SUBREG.
5058
5059         PR tree-optimization/56250
5060         * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
5061         if type is unsigned and code isn't MULT_EXPR.
5062
5063 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
5064
5065         PR tree-optimization/56064
5066         * fixed-value.c (fixed_from_double_int): Sign/zero extend payload
5067         bits according to mode.
5068         * fixed-value.h (fixed_from_double_int)
5069         (const_fixed_from_double_int): Adjust comments.
5070
5071 2013-02-08  Richard Biener  <rguenther@suse.de>
5072
5073         PR lto/56231
5074         * lto-streamer.h (struct data_in): Remove current_file, current_line
5075         and current_col members.
5076         * lto-streamer-out.c (lto_output_location): Stream changed bits
5077         en-block for efficiency.
5078         * lto-streamer-in.c (clear_line_info): Remove.
5079         (lto_input_location): Cache current file, line and column
5080         globally via local statics.  Read changed bits en-block.
5081         (input_function): Do not call clear_line_info.
5082         (lto_read_body): Likewise.
5083         (lto_input_toplevel_asms): Likewise.
5084
5085 2013-02-08  Michael Matz  <matz@suse.de>
5086
5087         PR tree-optimization/52448
5088         * tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
5089         (nt_call_phase): New static.
5090         (add_or_mark_expr): Only mark accesses with newer phase than any
5091         call seen.
5092         (nonfreeing_call_p): New.
5093         (nt_init_block): Update nt_call_phase, mark blocks as visited.
5094         (nt_fini_block): Keep blocks marked as visited.
5095         (get_non_trapping): Initialize nt_call_phase, and reset aux pointer.
5096
5097 2013-02-08  Richard Biener  <rguenther@suse.de>
5098
5099         * ira.c (ira): Free broken dominator information.
5100
5101 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
5102
5103         * config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.
5104
5105 2013-02-08  Marek Polacek  <polacek@redhat.com>
5106
5107         * cfgloop.c (verify_loop_structure): Add more checking of headers.
5108
5109 2013-02-08  Richard Biener  <rguenther@suse.de>
5110
5111         PR middle-end/56181
5112         * cfgloop.h (flow_loops_find): Adjust.
5113         (bb_loop_header_p): Declare.
5114         * cfgloop.c (bb_loop_header_p): New function split out from ...
5115         (flow_loops_find): ... here.  Adjust function signature,
5116         support incremental loop structure update.
5117         (verify_loop_structure): Cleanup.  Verify a loop is a loop.
5118         * cfgloopmanip.c (fix_loop_structure): Move ...
5119         * loop-init.c (fix_loop_structure): ... here.
5120         (apply_loop_flags): Split out from ...
5121         (loop_optimizer_init): ... here.
5122         (fix_loop_structure): Use apply_loop_flags.  Use flow_loops_find
5123         in incremental mode, only remove dead loops here.
5124
5125 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
5126
5127         PR target/54222
5128         * config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
5129         * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
5130         (round<mode>3, round<mode>3_const): New expanders for fixed-mode.
5131         (*round<mode>3.libgcc): New insns for fixed-modes.
5132         * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
5133         (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
5134         (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
5135         * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
5136         implementations.  Define to __builtin_avr_absFX,
5137         __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
5138         (roundFX, countlsFX): Define to __builtin_avr_roundFX,
5139         __builtin_avr_countlsFX, respectively.
5140         * config/avr/avr-c.c (target.h): Include it.
5141         (enum avr_builtin_id): New enum.
5142         (avr_resolve_overloaded_builtin): New static function.
5143         (avr_register_target_pragmas): Use it to set
5144         targetm.resolve_overloaded_builtin.
5145         * config/avr/avr.c (avr_init_builtins): Supply myriads of local
5146         tree nodes used by DEF_BUILTIN.
5147         (avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
5148         (avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
5149         <AVR_BUILTIN_xxBITS>: Same.
5150
5151 2013-02-08  Richard Biener  <rguenther@suse.de>
5152
5153         * cfgloop.c (verify_loop_structure): Properly handle
5154         a loop exiting to another loop header.
5155         * ira-int.h (ira_loops): Remove.
5156         * ira.c (ira_loops): Remove.
5157         (ira): Use loop_optimizer_init and loop_optimizer_finalize.
5158         (do_reload): Use loop_optimizer_finalize.
5159         * ira-build.c (create_loop_tree_nodes): Use get_loops and
5160         number_of_loops to access the loop tree.
5161         (more_one_region_p): Likewise.
5162         (finish_loop_tree_nodes): Likewise.
5163         (rebuild_regno_allocno_maps): Likewise.
5164         (mark_loops_for_removal): Likewise.
5165         (mark_all_loops_for_removal): Likewise.
5166         (remove_unnecessary_regions): Likewise.
5167         (ira_build): Likewise.
5168         * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
5169
5170 2013-02-08  Richard Biener  <rguenther@suse.de>
5171
5172         * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
5173         * ipa-pure-const.c (analyze_function): Avoid calling
5174         mark_irreducible_loops twice.
5175         * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup.
5176
5177 2013-02-07  David S. Miller  <davem@davemloft.net>
5178
5179         * dwarf2out.c (based_loc_descr): Perform leaf register remapping
5180         on 'reg'.
5181         * var-tracking.c (vt_add_function_parameter): Test the presence of
5182         HAVE_window_save properly and do not remap argument registers when
5183         we have a leaf function.
5184
5185 2013-02-07  Uros Bizjak  <ubizjak@gmail.com>
5186
5187         PR bootstrap/56227
5188         * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
5189         instead of "ll".
5190         * config/i386/i386.c (ix86_print_operand): Ditto.
5191
5192 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
5193
5194         * lra-constraints.c (process_alt_operands): Fix recently added comment.
5195
5196 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
5197
5198         PR rtl-optimization/56225
5199         * lra-constraints.c (process_alt_operands): Check that reload hard
5200         reg can hold value for strict_low_part.
5201
5202 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
5203
5204         PR debug/56154
5205         * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
5206         dwarf2out_end_function.
5207         (in_first_function_p, maybe_at_text_label_p,
5208         first_loclabel_num_not_at_text_label): New variables.
5209         (dwarf2out_var_location): In the first function find out
5210         lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
5211         (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
5212         functions.
5213
5214 2013-02-07  Eric Botcazou  <ebotcazou@adacore.com>
5215
5216         PR rtl-optimization/56178
5217         * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
5218         SUBREG of a register.  Tidy up related block of code.
5219         * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
5220         note if the source is a register or a SUBREG of a register.
5221
5222 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
5223
5224         PR target/56228
5225         * config/rs6000/rs6000.md (ptrm): New mode attr.
5226         (call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
5227         call_value_indirect_aix<pttrsize>,
5228         call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
5229         m in constraints.
5230
5231 2013-02-07  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
5232
5233         * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
5234         if -bnortl. Convert to strcmp and strncmp.
5235
5236 2013-02-07  Alan Modra  <amodra@gmail.com>
5237
5238         PR target/54009
5239         * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
5240         addresses won't wrap when offsetting.
5241         (rs6000_secondary_reload): Provide secondary reloads needed for
5242         wrapping LO_SUM addresses.
5243
5244 2013-02-06  Thomas Schwinge  <thomas@codesourcery.com>
5245
5246         * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
5247         MACH, just __MACH__.
5248
5249 2013-02-06  Richard Biener  <rguenther@suse.de>
5250
5251         * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
5252         instead of calling fix_loop_structure.
5253
5254 2013-02-06  Jakub Jelinek  <jakub@redhat.com>
5255
5256         PR middle-end/56217
5257         * omp-low.c (use_pointer_for_field): Return false if
5258         lower_send_shared_vars doesn't generate any copy-out code.
5259
5260 2013-02-06  Tom de Vries  <tom@codesourcery.com>
5261
5262         PR rtl-optimization/56131
5263         * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
5264         to get the bb of a NOTE_INSN_BASIC_BLOCK.  Handle the case that the bb
5265         of the label is NULL.  Add comment.
5266
5267 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
5268
5269         * tree.h (struct tree_decl_with_vis): Remove thread_local field.
5270
5271         PR sanitizer/55374
5272         * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
5273         (STATIC_LIBTSAN_LIBS): Likewise.
5274         * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
5275         (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
5276         is defined, don't add anything else beyond that.
5277         (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
5278         (LINK_COMMAND_SPEC): Use them.
5279
5280         PR tree-optimization/56205
5281         * tree-stdarg.c (check_all_va_list_escapes): Return true if
5282         there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
5283         and some va_list_escape_vars SSA_NAME appears in some PHI argument.
5284
5285 2013-02-05  Richard Biener  <rguenther@suse.de>
5286
5287         PR tree-optimization/53342
5288         PR tree-optimization/53185
5289         * tree-vectorizer.h (vect_check_strided_load): Remove.
5290         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
5291         not disallow peeling for vectorized strided loads.
5292         (vect_check_strided_load): Make static and simplify.
5293         (vect_analyze_data_refs): Adjust.
5294         * tree-vect-stmts.c (vectorizable_load): Handle peeled loops
5295         correctly when vectorizing strided loads.
5296
5297 2013-02-05  Richard Biener  <rguenther@suse.de>
5298
5299         * doc/install.texi: Refer to ISL, not PPL.
5300
5301 2013-02-05  Jan Hubicka  <jh@suse.cz>
5302
5303         PR tree-optimization/55789
5304         * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
5305
5306 2013-02-05  Jan Hubicka  <jh@suse.cz>
5307
5308         PR tree-optimization/55789
5309         * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
5310         the dead call anyway.
5311
5312 2013-02-05  Eric Botcazou  <ebotcazou@adacore.com>
5313
5314         PR sanitizer/55374
5315         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
5316
5317 2013-02-04  Alexander Potapenko  <glider@google.com>
5318             Jack Howarth  <howarth@bromo.med.uc.edu>
5319             Jakub Jelinek  <jakub@redhat.com>
5320
5321         PR sanitizer/55617
5322         * config/darwin.c (sort_ctor_records): Stabilized qsort
5323         on constructor priority by using original position.
5324         (finalize_ctors): New routine to sort constructors by
5325         priority before use in assemble_integer.
5326         (machopic_asm_out_constructor): Use finalize_ctors if needed.
5327
5328 2013-02-04  Jakub Jelinek  <jakub@redhat.com>
5329
5330         PR libstdc++/54314
5331         * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
5332         about visibility on artificial decls.
5333         * config/sol2.c (solaris_assemble_visibility): Likewise.
5334
5335 2013-02-04  Kai Tietz  <ktietz@redhat.com>
5336
5337         PR target/56186
5338         * config/i386/i386.c (function_value_ms_64): Add additional valtype
5339         argument and improve checking of return-argument types for 16-byte
5340         modes.
5341         (ix86_function_value_1): Add additional valtype argument on call
5342         of function_value_64.
5343         (return_in_memory_ms_64): Sync 16-byte sized mode handling with
5344         handling infunction_value_64 function.
5345
5346 2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
5347
5348         * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
5349
5350 2013-02-04  Richard Biener  <rguenther@suse.de>
5351
5352         PR tree-optimization/56188
5353         * tree-ssa-structalias.c (label_visit): Consider case with
5354         initially non-empty points-to set.
5355         (perform_var_substitution): Dump node mapping and clean up.
5356
5357 2013-02-04  Richard Guenther  <rguenther@suse.de>
5358
5359         PR lto/56168
5360         * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
5361         node prevail as last resort.
5362         (lto_symtab_merge_decls): Remove guard on LTRANS here.
5363         (lto_symtab_prevailing_decl): Builtins are their own prevailing decl.
5364
5365 2013-02-04  Richard Biener  <rguenther@suse.de>
5366
5367         PR tree-optimization/56113
5368         * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
5369         Merge into ...
5370         (equiv_class_lookup_or_add): ... this.
5371         (label_visit): Adjust and fix error in previous patch.
5372         (perform_var_substitution): Adjust.
5373
5374 2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
5375
5376         * config/sh/divtab.c: Fix formatting and comments throughout the file.
5377         * config/sh/sh4-300.md: Likewise.
5378         * config/sh/sh4a.md: Likewise.
5379         * config/sh/constraints.md: Likewise.
5380         * config/sh/sh.md: Likewise.
5381         * config/sh/netbsd-elf.h: Likewise.
5382         * config/sh/predicates.md: Likewise.
5383         * config/sh/sh-protos.h: Likewise.
5384         * config/sh/ushmedia.h: Likewise.
5385         * config/sh/linux.h: Likewise.
5386         * config/sh/sh.c: Likewise.
5387         * config/sh/superh.h: Likewise.
5388         * config/sh/elf.h: Likewise.
5389         * config/sh/sh4.md: Likewise.
5390         * config/sh/sh.h: Likewise.
5391
5392 2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5393
5394         * config/pa/constraints.md: Adjust unused letters.  Change "T"
5395         constraint to match_test floating_point_store_memory_operand().
5396         * config/pa/predicates.md (reg_plus_base_memory_operand): New.
5397         (base14_operand): New.
5398         (floating_point_store_memory_operand): New.
5399         (integer_store_memory_operand): Revise to use base14_operand and
5400         reg_plus_base_memory_operand.
5401         (move_dest_operand): Allow symbolic_memory_operands.
5402         (symbolic_memory_operand): Check for LO_SOM.
5403         (symbolic_operand): Change default case to break.
5404         * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
5405         CONST_DOUBLE values to be reloaded by putting them into memory when
5406         the destination is a floating point register.
5407         (movdf): Remove code to handle CONST_DOUBLE.
5408         (movsf): Likewise.
5409         (reload_indf_r1): New.
5410         (reload_insf_r1): New.
5411         Consistently use "Q" and "T" constraints with integer and floating
5412         point move instructions, respectively.
5413         (movdi): Remove FAIL.
5414         Change predicate for source operand unamed DImode move from
5415         general_operand to move_src_operand.
5416         (umulsidi3): Change predicate for destination operand to
5417         register_operand.
5418         Likewise for similar unamed patterns.
5419         * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
5420         * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
5421         (hppa_legitimize_address): Simplify mask calculation.
5422         (pa_emit_move_sequence): Revised handling of secondary reloads from
5423         REG+D addresses for floating point loads and stores.  Directly handle
5424         loading CONST0_RTX (mode) to a floating point register.
5425         (pa_secondary_reload): Handle reloading DF and SFmode constant values
5426         to floating point registers.  Don't restrict secondary reloads to
5427         floating point registers to integer modes.  Revise some comments and
5428         cleanup some code.
5429         (TARGET_LEGITIMATE_ADDRESS_P): Define.
5430         (pa_legitimate_address_p): New.
5431         (pa_legitimize_reload_address): New.
5432         * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
5433         (STRICT_REG_OK_FOR_BASE_P): New.
5434         (GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
5435         (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
5436
5437 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
5438             Andrew Dixie  <andrewd@gentrack.com>
5439
5440         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
5441         flag set.
5442
5443 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
5444
5445         * expmed.c (extract_bit_field_1): Pass the full width of the
5446         structure to get_best_reg_extraction_insn.
5447
5448 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
5449
5450         PR target/54601
5451         * configure.ac (use_cxa_atexit): Add AIX.
5452         * configure: Regenerate.
5453
5454         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
5455
5456 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
5457
5458         PR debug/54793
5459         * final.c (need_profile_function): New variable.
5460         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
5461         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
5462         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
5463         notes, targetm.asm_out.function_prologue doesn't emit anything,
5464         HAVE_prologue and profiler should be emitted before prologue,
5465         set need_profile_function instead of emitting it.
5466         (final_scan_insn): If need_profile_function, emit
5467         profile_function on the first NOTE_INSN_BASIC_BLOCK or
5468         NOTE_INSN_FUNCTION_BEG note.
5469
5470 2013-02-01  Richard Henderson  <rth@redhat.com>
5471
5472         * config/rs6000/rs6000.md (smulditi3): New.
5473         (umulditi3): New.
5474
5475         * config/alpha/alpha.md (umulditi3): New.
5476
5477 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
5478
5479         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
5480         (ASM_OUTPUT_ALIGNED_LOCAL): New.
5481
5482 2013-02-01  Richard Biener  <rguenther@suse.de>
5483
5484         PR tree-optimization/56113
5485         * tree-ssa-structalias.c (label_visit): Reduce work for
5486         single-predecessor nodes.
5487
5488 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
5489
5490         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
5491         range isn't testing for zero.
5492
5493 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
5494
5495         PR middle-end/56113
5496         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
5497
5498 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
5499             Nick Clifton  <nickc@redhat.com>
5500
5501         * config/v850/constraints.md (Q): Define as a memory constraint.
5502         * config/v850/predicates.md (label_ref_operand): New predicate.
5503         (e3v5_shift_operand): New predicate.
5504         (ior_operator): New predicate.
5505         * config/v850/t-v850: Add e3v5 multilib.
5506         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
5507         (v850_gen_movdi): Prototype.
5508         * config/v850/v850.c: Add support for e3v5 architecture.
5509         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
5510         TARGET_V850E_UP.
5511         (construct_save_jarl): Add e3v5 long JARL support.
5512         (v850_adjust_insn_length): New function.  Adjust length of call
5513         insns when using e3v5 instructions.
5514         (v850_gen_movdi): New function: Generate instructions to move a
5515         DImode value.
5516         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
5517         (CPP_SPEC): Define __v850e3v5__ as appropriate.
5518         (TARGET_USE_FPU): Enable for e3v5.
5519         (CONST_OK_FOR_W): New macro.
5520         (ADJUST_INSN_LENGTH): Define.
5521         * config/v850/v850.md (UNSPEC_LOOP): Define.
5522         (attr cpu): Add v850e3v5.
5523         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
5524         (movdi): New pattern.
5525         (movdi_internal): New pattern.
5526         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
5527         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
5528         (cstoresf4): Likewise.
5529         (cstoredf4): Likewise.
5530         (insv): New pattern.
5531         (rotlso3_a): New pattern.
5532         (rotlsi3_b): New pattern
5533         (rotlsi3_v850e3v5): New pattern.
5534         (doloop_begin): New pattern.
5535         (fix_loop_counter): New pattern.
5536         (doloop_end): New pattern.
5537         (branch_normal): Add e3v5 long branch support.
5538         (branch_invert): Likewise.
5539         (branch_z_normal): Likewise.
5540         (branch_z_invert): Likewise.
5541         (branch_nz_normal): Likewise.
5542         (branch_nz_invert): Likewise.
5543         (call_internal_short): Add e3v5 register-indirect JARL support.
5544         (call_internal_long): Likewise.
5545         (call_value_internal_short): Likewise.
5546         (call_value_internal_long): Likewise.
5547         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
5548         (mloop): New option.
5549         * config.gcc: Add support for configuring v840e3v5 target.
5550         * doc/invoke.texi: Document new v850 specific command line options.
5551
5552 2013-01-31  Paul Koning  <ni1d@arrl.net>
5553
5554         PR debug/55059
5555         PR debug/54508
5556         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
5557         children if parent is a class.
5558         (prune_unused_types_prune): Don't add DW_AT_declaration.
5559
5560 2013-01-31  Richard Biener  <rguenther@suse.de>
5561
5562         PR tree-optimization/56157
5563         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
5564         match up operand with SLP child.
5565
5566 2013-01-31  Jason Merrill  <jason@redhat.com>
5567
5568         PR debug/54410
5569         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
5570         parameters the first time.
5571         (gen_scheduled_generic_parms_dies): Check completeness here.
5572
5573 2013-01-31  Richard Biener  <rguenther@suse.de>
5574
5575         PR middle-end/53073
5576         * common.opt (faggressive-loop-optimizations): New flag,
5577         enabled by default.
5578         * doc/invoke.texi (faggressive-loop-optimizations): Document.
5579         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
5580         infer_loop_bounds_from_undefined by it.
5581
5582 2013-01-31  Richard Biener  <rguenther@suse.de>
5583
5584         PR tree-optimization/56150
5585         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
5586         visit virtual operands.
5587         (find_uses_to_rename_bb): Likewise.
5588
5589 2013-01-31  Richard Biener  <rguenther@suse.de>
5590
5591         PR tree-optimization/56150
5592         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
5593         mixed store non-store stmts.
5594
5595 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
5596
5597         PR sanitizer/55374
5598         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
5599         LIBASAN_EARLY_SPEC is defined.
5600         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
5601         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
5602         before %o.
5603         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
5604
5605         PR c++/55742
5606         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
5607         invalid args instead of ICEing on it.
5608         (ix86_valid_target_attribute_tree): Return error_mark_node if
5609         ix86_valid_target_attribute_inner_p failed.
5610         (ix86_valid_target_attribute_p): Return false only if
5611         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
5612         target("default") attribute.
5613         (sorted_attr_string): Change argument from const char * to tree,
5614         merge in all target attribute arguments rather than just one.
5615         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
5616         instead of free.  Avoid using strcat.
5617         (ix86_mangle_function_version_assembler_name): Mangle
5618         target("default") as if no target attribute is present.  Adjust
5619         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
5620         instead of xmalloc and XDELETEVEC instead of free.
5621         (ix86_function_versions): Don't return true if one of the decls
5622         doesn't have target attribute.  If they don't and one of the decls
5623         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
5624         sorted_attr_string caller.  Use XDELETEVEC instead of free.
5625         (ix86_supports_function_versions): Remove.
5626         (make_name): Fix up formatting.
5627         (make_dispatcher_decl): Remove resolver_name and its initialization.
5628         Avoid leaking memory.
5629         (is_function_default_version): Return true if there is
5630         target("default") attribute rather than no target attribute at all.
5631         (make_resolver_func): Avoid leaking memory.
5632         (ix86_generate_version_dispatcher_body): Likewise.
5633         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
5634         * target.def (supports_function_versions): Remove.
5635         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
5636         * doc/tm.texi: Regenerated.
5637
5638 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
5639
5640         PR rtl-optimization/56144
5641         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
5642         for values with side effects.
5643
5644 2013-01-30  Richard Biener  <rguenther@suse.de>
5645
5646         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
5647         (sparseset_pop): Likewise.
5648         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
5649         to be able to use quick_push in the worker loop.
5650
5651 2013-01-30  Marek Polacek  <polacek@redhat.com>
5652
5653         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
5654
5655 2013-01-30  Richard Biener  <rguenther@suse.de>
5656
5657         PR lto/56147
5658         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.
5659
5660 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
5661
5662         PR tree-optimization/56064
5663         * fixed-value.c (fixed_from_double_int): New function.
5664         * fixed-value.h (fixed_from_double_int): New prototype.
5665         (const_fixed_from_double_int): New static inline function.
5666         * fold-const.c (native_interpret_fixed): New static function.
5667         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
5668         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
5669         (native_encode_fixed): New static function.
5670         (native_encode_expr) <FIXED_CST>: Use it.
5671         (native_interpret_int): Move double_int worker code to...
5672         * double-int.c (double_int::from_buffer): ...this new static method.
5673         * double-int.h (double_int::from_buffer): Prototype it.
5674
5675 2013-01-30  Richard Biener  <rguenther@suse.de>
5676
5677         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
5678         New pointer-map and obstack.
5679         (init_alias_vars): Allocate pointer-map and obstack.
5680         (delete_points_to_sets): Free them.
5681         (find_what_var_points_to): Cache result.
5682         (find_what_p_points_to): Adjust for changed interface of
5683         find_what_var_points_to.
5684         (compute_points_to_sets): Likewise.
5685         (ipa_pta_execute): Likewise.
5686
5687 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5688
5689         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
5690         * configure: Regenerate.
5691         * config.in: Regenerate.
5692         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
5693         #nobits/#progbits if supported.
5694
5695 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
5696
5697         PR target/56121
5698         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
5699         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
5700         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
5701
5702 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
5703
5704         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
5705         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
5706
5707 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
5708
5709         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
5710         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
5711
5712 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
5713
5714         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
5715         declaration.
5716         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
5717         * config/arm/cortex-a7.md: New bypasses using
5718         arm_mac_accumulator_is_result.
5719
5720 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
5721
5722         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
5723         (cortex_a7_neon_mla): Likewise.
5724         (cortex_a7_fpfmad): New reservation.
5725         (cortex_a7_fpmacs): Use ffmas and update required units.
5726         (cortex_a7_fpmuld): Update required units and latency.
5727         (cortex_a7_fpmacd): Likewise.
5728         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
5729         (cortex_a7_neon). Likewise.
5730         (bypass) Update participating units.
5731
5732 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
5733
5734         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
5735         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
5736         from fmac to ffma.
5737         * config/arm/vfp11.md (vfp_farith): Use ffmas.
5738         (vfp_fmul): Use ffmad.
5739         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
5740         (cortex_r4_fmacd): Use ffmad.
5741         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
5742         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
5743         (cortex_a9_fmacd): Use ffmad.
5744         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
5745         (cortex_a8_vfp_macd): Use ffmad.
5746         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
5747         (cortex_a5_fpmacd): Use ffmad.
5748         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
5749         (cortex_a15_vfp_macd): Use ffmad.
5750         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
5751
5752 2013-01-29  Jason Merrill  <jason@redhat.com>
5753
5754         PR libstdc++/54314
5755         * varasm.c (default_assemble_visibility): Don't warn about
5756         visibility on artificial decls.
5757
5758 2013-01-29  Richard Biener  <rguenther@suse.de>
5759
5760         PR tree-optimization/56113
5761         * tree-ssa-structalias.c (equiv_class_lookup): Also return
5762         the bitmap leader.
5763         (label_visit): Free duplicate bitmaps and record the leader instead.
5764         (perform_var_substitution): Adjust.
5765
5766 2013-01-29  Richard Biener  <rguenther@suse.de>
5767
5768         PR tree-optimization/55270
5769         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
5770         the CFG, schedule loops for fixup.
5771
5772 2013-01-29  Nick Clifton  <nickc@redhat.com>
5773
5774         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
5775         SP_REG.
5776
5777 2013-01-28  Leif Ekblad  <leif@rdos.net>
5778
5779         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
5780         * config/i386/i386.h (TARGET_RDOS): New macro.
5781         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
5782         * config/i386/i386.c (ix86_option_override_internal): For 64bit
5783         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
5784         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
5785         DEFAULT_LARGE_SECTION_THRESHOLD.
5786         * config/i386/i386.md (R14_REG, R15_REG): New constants.
5787         * config/i386/rdos.h: New file.
5788         * config/i386/rdos64.h: New file.
5789
5790 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
5791
5792         PR other/54814
5793         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
5794         TEST_HARD_REG_BIT.
5795
5796 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
5797
5798         PR rtl-optimization/56117
5799         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
5800         call cselib_lookup_from_insn on the MEM before calling
5801         add_insn_mem_dependence.
5802
5803 2013-01-28  Richard Biener  <rguenther@suse.de>
5804
5805         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
5806         to a stmt that didn't have one.
5807         (copy_phis_for_bb): Likewise for PHI arguments.
5808         (copy_debug_stmt): Likewise for debug stmts.
5809
5810 2013-01-28  Richard Biener  <rguenther@suse.de>
5811
5812         PR tree-optimization/56034
5813         * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
5814         (partition_builtin_p): Adjust.
5815         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
5816         it is the last partition.
5817         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
5818         up the vertex for the definition.
5819         (classify_partition): Classify whether a partition is a
5820         PKIND_REDUCTION, thus has uses outside of the loop.
5821         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
5822         Merge all PKIND_REDUCTION partitions into the last partition.
5823         (tree_loop_distribution): Seed partitions from reductions as well.
5824
5825 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
5826
5827         PR tree-optimization/56125
5828         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
5829         pow(x,c) into sqrt(x) * powi(x, n/2) or
5830         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
5831         optimizing for size.
5832         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
5833         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
5834         integer.
5835
5836         PR tree-optimization/56094
5837         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
5838         to UNKNOWN_LOCATION while gimplifying expr.
5839
5840 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
5841
5842         PR target/56114
5843         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
5844         operand 0 in movabs insn template for -masm=intel asm alternative.
5845         (*movabs<mode>_2): Ditto for operand 1.
5846
5847 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
5848
5849         PR target/54663
5850         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
5851         of microblaze-c.o
5852
5853 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
5854
5855         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
5856         tm_file.
5857
5858 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
5859
5860         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
5861         Undef to avoid warning.
5862
5863 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
5864
5865         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
5866         * configure: Regenerate.
5867
5868 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
5869
5870         PR tree-optimization/56098
5871         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
5872         for stmts with volatile ops.
5873         (cond_store_replacement): Don't optimize if assign has volatile ops.
5874         (cond_if_else_store_replacement_1): Don't optimize if either
5875         then_assign or else_assign have volatile ops.
5876         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
5877         volatile ops.
5878
5879 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
5880
5881         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
5882
5883 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
5884
5885         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
5886         missing ':' in asm example.
5887
5888 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
5889
5890         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
5891         entries into lane and laneq entries.
5892         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
5893         Remove AdvSIMD scalar modes.
5894         (aarch64_sq<r>dmulh_laneq<mode>): New.
5895         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
5896         modes.
5897         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
5898         builtin implementations to relfect changes in RTL in aarch64-simd.md.
5899         * config/aarch64/iterators.md (VCOND): New.
5900         (VCONQ): New.
5901
5902 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
5903
5904         PR target/54222
5905         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
5906         Add NULL LIBNAME argument to existing definitions.
5907         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
5908         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
5909         * config/avr/avr.c (DEF_BUILTIN): Same.
5910         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
5911         (avr_expand_builtin): Expand to a vanilla call if a libgcc
5912         implementation is available (DECL_ASSEMBLER_NAME is set).
5913         (avr_fold_absfx): New static function.
5914         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
5915         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
5916         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
5917         AVR_BUILTIN_ABSLLK.
5918         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
5919         (abshk, absk, abslk, absllk): Provide as static inline functions.
5920
5921 2013-01-25  Marek Polacek  <polacek@redhat.com>
5922
5923         PR tree-optimization/56035
5924         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
5925
5926 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
5927
5928         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
5929         (*movtf_internal_rex64): Add (!o,C) alternative
5930         (*movxf_internal_rex64): Ditto.
5931         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
5932
5933 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
5934
5935         * doc/invoke.texi: fix typo.
5936         * doc/objc.texi: fix typo.
5937
5938 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
5939
5940         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
5941         for the first two alternatives.
5942
5943 2013-01-24  Diego Novillo  <dnovillo@google.com>
5944
5945         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
5946         (ggc-zone.o): Remove.
5947         * configure.ac: Remove option --with-gc.
5948         * configure: Re-generate.
5949         * doc/install.texi: Remove documentation for --with-gc.
5950         * gengtype.c (write_enum_defn): Remove.  Update all users.
5951         (write_Types_process_field): Remove generation of gt_e_* argument.
5952         (output_type_enum): Remove.  Update all users.
5953         (write_enum_defn): Remove.  Update all users.
5954         (enum alloc_zone): Remove.  Update all users.
5955         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
5956         * ggc-common.c (ggc_splay_alloc): Remove first argument.
5957         Update all callers.
5958         (struct ptr_data): Remove field TYPE.  Update all users.
5959         (gt_pch_note_object): Remove argument TYPE.  Update all users.
5960         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
5961         Update all users.
5962         * ggc-none.c (ggc_alloc_typed_stat): Remove.
5963         (struct alloc_zone): Remove.
5964         (ggc_internal_alloc_zone_stat): Remove.
5965         (ggc_internal_cleared_alloc_zone_stat): Remove.
5966         * ggc-page.c (ggc_alloc_typed_stat): Remove.
5967         (ggc_pch_count_object): Remove last argument.  Update all users.
5968         (ggc_pch_alloc_object): Remove last argument.  Update all users.
5969         (struct alloc_zone): Remove.
5970         * ggc-zone.c: Remove.
5971         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
5972         (struct alloc_zone): Remove.
5973         (ggc_alloc_typed_stat): Remove.
5974         (ggc_alloc_typed): Remove.
5975         (ggc_splay_alloc): Remove first argument.
5976         (rtl_zone): Remove.  Update all users.
5977         (tree_zone): Remove.  Update all users.
5978         (tree_id_zone): Remove.  Update all users.
5979         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
5980         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
5981         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
5982         * tree-ssanames.c: Remove references to zone allocator in comments.
5983
5984 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
5985
5986         * config/avr/avr.c (avr_out_fract): Make register numbers that
5987         might be outside of source operand signed.
5988
5989 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
5990
5991         * config/i386/constraints.md (Yf): New constraint.
5992         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
5993         of f constraint to conditionaly disable x87 register preferences.
5994         (*movdf_internal): Ditto.
5995         (*movsf_internal): Ditto.
5996
5997 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
5998
5999         PR inline-asm/55934
6000         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
6001         that have operands with impossible constraints.
6002         Add a FIXME for a speed-up opportunity.
6003         * lra-constraints.c (process_alt_operands): Verify that a class
6004         selected from constraints on asms is valid for the operand mode.
6005         (curr_insn_transform): Remove incorrect comment.
6006
6007 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
6008
6009         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
6010         TOC operand is a valid symbol ref in the constant pool.
6011
6012 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
6013
6014         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
6015
6016 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
6017
6018         PR target/54222
6019         * config/avr/stdfix.h: New file.
6020         * t-avr (stdfix-gcc.h): New rule to build it.
6021         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
6022
6023 2013-01-23  Kostya Serebryany  <kcc@google.com>
6024
6025         * config/darwin.h: remove dependency on
6026         CoreFoundation (asan on Mac OS).
6027
6028 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
6029
6030         PR target/49069
6031         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
6032         instead of cmpdi_operand for first comparison operand.
6033         Don't assert that comparison operands aren't both constants.
6034
6035 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
6036
6037         * doc/install.texi (Downloading the Source): Update references to
6038         downloading separate components.
6039
6040 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
6041
6042         * doc/extend.texi (__int128): Improve grammar.
6043
6044 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
6045
6046         PR target/56028
6047         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
6048         alternative to (o,r).
6049         (*movdi_internal_rex64): Remove (!o,n) alternative.
6050         (DImode immediate->memory splitter): Remove.
6051         (DImode immediate->memory peephole2): Remove.
6052         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
6053         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
6054         alternative to (!o,*r).
6055         (*movtf_internal_sse): New pattern.
6056         (*movxf_internal_rex64): New pattern.
6057         (*movxf_internal): Disable for TARGET_64BIT.
6058         (*movdf_internal_rex64): Remove (!o,F) alternative.
6059
6060 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
6061
6062         PR middle-end/56074
6063         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
6064         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
6065         * tree-vect-loop-manip.c (find_loop_location): Also ignore
6066         stmt locations where LOCATION_LOCUS of the stmt location is
6067         UNKNOWN_LOCATION or BUILTINS_LOCATION.
6068
6069         PR target/55686
6070         * config/i386/i386.md (UNSPEC_STOS): New.
6071         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
6072         *strsetqi_1): Add UNSPEC_STOS.
6073
6074 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
6075
6076         PR c++/56067
6077         * doc/invoke.texi: Remove left over -Wsynth example.
6078
6079 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
6080
6081         PR tree-optimization/56051
6082         * fold-const.c (fold_binary_loc): Don't fold
6083         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
6084         a narrowing conversion, or widening conversion from signed
6085         to unsigned.
6086
6087 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
6088
6089         PR rtl-optimization/56023
6090         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
6091         dependent on debug instruction.
6092
6093 2013-01-21  Martin Jambor  <mjambor@suse.cz>
6094
6095         PR middle-end/56022
6096         * function.c (allocate_struct_function): Call
6097         invoke_set_current_function_hook earlier.
6098
6099 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
6100
6101         * reload1.c (init_reload): Only initialize reload_obstack
6102         during the first call.
6103
6104 2013-01-21  Marek Polacek  <polacek@redhat.com>
6105
6106         * cfgloop.c (verify_loop_structure): Fix up grammar.
6107
6108 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
6109
6110         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
6111         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
6112
6113 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
6114
6115         PR target/56058
6116         * config/arm/marvell-pj4.md: Update copyright year.
6117         Fix up use of alu to alu_reg and simple_alu_imm.
6118
6119 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
6120
6121         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
6122
6123 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
6124
6125         PR target/55433
6126         * lra-constraints.c (curr_insn_transform): Don't reuse original
6127         insn for secondary memory move when memory mode should be different.
6128
6129 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6130
6131         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
6132         atomic_storedi_1): New patterns.
6133
6134 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
6135
6136         btver2 pipeline descriptions.
6137         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
6138         descriptions.
6139         * config/i386/i386.md (btver2_decode): New type attributes.
6140         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
6141         type attributes.
6142         * config/i386/btver2.md: New file describing btver2 pipelines.
6143
6144 2013-01-19  Andrew Pinski  <apinski@cavium.com>
6145
6146         PR tree-optimization/52631
6147         * tree-ssa-sccvn (visit_use): Before looking up the original
6148         statement, try looking up the simplified expression.
6149
6150 2013-01-19  Anthony Green  <green@moxielogic.com>
6151
6152         * config/moxie/moxie.c (moxie_expand_prologue): Set
6153         current_function_static_stack_size.
6154
6155 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
6156
6157         PR tree-optimization/56029
6158         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
6159         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
6160
6161 2013-01-18  Sharad Singhai  <singhai@google.com>
6162
6163         PR tree-optimization/55995
6164         * dumpfile.c (dump_loc): Print location only if available.
6165         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
6166
6167 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
6168
6169         PR target/55433
6170         * lra-constraints.c (curr_insn_transform): Reuse original insn for
6171         secondary memory move.
6172         (inherit_reload_reg): Use rclass instead of cl for
6173         check_secondary_memory_needed_p.
6174
6175 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
6176
6177         PR middle-end/56015
6178         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
6179         the case where writing real complex part of target modifies op1.
6180
6181 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
6182
6183         * config/aarch64/aarch64-simd.md
6184         (aarch64_vcond_internal<mode>): Handle unordered cases.
6185         * config/aarch64/iterators.md (v_cmp_result): New.
6186
6187 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
6188             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
6189
6190         * config/arm/marvell-pj4.md: New file.
6191         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
6192         * config/arm/arm.md (generic_sched): Add marvell_pj4.
6193         (generic_vfp): Likewise.
6194         * config/arm/arm-cores.def: Add marvell-pj4.
6195         * config/arm/arm-tune.md: Regenerate.
6196         * config/arm/arm-tables.opt: Regenerate.
6197         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
6198         * doc/invoke.texi: Document marvell-pj4.
6199
6200 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
6201
6202         * config/aarch64/arm_neon.h: Map scalar types to standard types.
6203
6204 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
6205
6206         PR debug/54114
6207         PR debug/54402
6208         PR debug/49888
6209         * var-tracking.c (negative_power_of_two_p): New.
6210         (global_get_addr_cache, local_get_addr_cache): New.
6211         (get_addr_from_global_cache, get_addr_from_local_cache): New.
6212         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
6213         heading comment.
6214         (vt_stack_offset_p): Remove.
6215         (vt_canon_true_dep): Always canonicalize loc's address.
6216         (clobber_overlapping_mems): Make sure we have a MEM.
6217         (local_get_addr_clear_given_value): New.
6218         (val_reset): Clear local cached entries.
6219         (compute_bb_dataflow): Create and release the local cache.
6220         Disable duplicate MEMs clobbering.
6221         (emit_notes_in_bb): Clobber MEMs likewise.
6222         (vt_emit_notes): Create and release the local cache.
6223         (vt_initialize, vt_finalize): Create and release the global
6224         cache, respectively.
6225         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
6226
6227 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
6228
6229         PR libmudflap/53359
6230         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
6231         not found in the symtab.
6232
6233 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
6234
6235         PR debug/56006
6236         PR rtl-optimization/55547
6237         PR rtl-optimization/53827
6238         PR debug/53671
6239         PR debug/49888
6240         * alias.c (offset_overlap_p): New, factored out of...
6241         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
6242         the conservative special case for symbolic constants.  Don't
6243         adjust zero sizes on alignment.
6244
6245 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
6246
6247         PR rtl-optimization/52573
6248         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
6249         REG_UNUSED for the same register.
6250
6251 2013-01-17  Richard Biener  <rguenther@suse.de>
6252             Marek Polacek  <polacek@redhat.com>
6253
6254         PR rtl-optimization/55833
6255         * loop-unswitch.c (unswitch_loops): Move loop verification...
6256         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
6257         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
6258         Set it to true when we're removing a loop from hierarchy tree in
6259         an irreducible region.
6260         (fix_bb_placements): Adjust caller.
6261         (fix_loop_placements): Likewise.
6262
6263 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
6264
6265         * config/avr/builtins.def (DEF_BUILTIN): Factor out
6266         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
6267         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
6268         Remove ID.  Adjust comments.
6269         * config/avr/avr-c.c (avr_builtin_name): Remove.
6270         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
6271         * config/avr/avr.c (avr_tolower): New static function.
6272         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
6273         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
6274         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
6275         default expansion.
6276
6277 2013-01-17  Jan Hubicka  <jh@suse.cz>
6278
6279         PR tree-optimization/55273
6280         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
6281
6282 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
6283
6284         PR target/55981
6285         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
6286         store through atomic_store<mode>_1.
6287         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
6288
6289 2013-01-17  Martin Jambor  <mjambor@suse.cz>
6290
6291         PR tree-optimizations/55264
6292         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
6293         for virtual methods.
6294         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
6295         virtual methods before inlining is over.
6296         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
6297         virtual functions.
6298         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
6299         non-virtual.
6300
6301 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
6302
6303         PR rtl-optimization/56005
6304         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
6305         pending reads for prefetch.
6306
6307 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
6308
6309         * config/aarch64/aarch64.md
6310         (*cstoresi_neg_uxtw): New pattern.
6311         (*cmovsi_insn_uxtw): New pattern.
6312         (*<optab>si3_uxtw): New pattern.
6313         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
6314         (*<optab>si3_insn_uxtw): New pattern.
6315         (*bswapsi2_uxtw): New pattern.
6316
6317 2013-01-16  Richard Biener  <rguenther@suse.de>
6318
6319         * tree-inline.c (tree_function_versioning): Remove set but
6320         never used variable.
6321
6322 2013-01-16  Richard Biener  <rguenther@suse.de>
6323
6324         PR tree-optimization/55964
6325         * tree-flow.h (rename_variables_in_loop): Remove.
6326         (rename_variables_in_bb): Likewise.
6327         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
6328         (copy_loop_before): Adjust and delete update-ssa status.
6329         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
6330         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
6331         (rename_variables_in_loop): Remove.
6332         (slpeel_update_phis_for_duplicate_loop): Likewise.
6333         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
6334         use available cfg machinery instead of duplicating it.
6335         Update PHI nodes and perform poor-mans SSA update here.
6336         (slpeel_tree_peel_loop_to_edge): Adjust.
6337
6338 2013-01-16  Richard Biener  <rguenther@suse.de>
6339
6340         PR tree-optimization/54767
6341         PR tree-optimization/53465
6342         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
6343         (vrp_visit_phi_node): For PHI arguments coming via backedges
6344         drop all symbolical range information.
6345         (execute_vrp): Compute backedges.
6346
6347 2013-01-16  Richard Biener  <rguenther@suse.de>
6348
6349         * doc/install.texi: Update CLooG and ISL requirements to
6350         0.18.0 and 0.11.1.
6351
6352 2013-01-16  Christian Bruel  <christian.bruel@st.com>
6353
6354         PR target/55301
6355         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
6356         (broken_move): Handle UNSPECV_SP_SWITCH_B.
6357         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
6358
6359 2013-01-16  DJ Delorie  <dj@redhat.com>
6360
6361         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6362         (UNSPECV_SP_SWITCH_E): New.
6363         (sp_switch_1): Change to an unspec.
6364         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
6365         replace $r15.
6366
6367 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
6368
6369         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
6370         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
6371         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
6372         (expand_mem_thread_fence): Ditto.
6373         (expand_mem_signal_fence): Ditto.
6374         (expand_atomic_load): Ditto.
6375         (expand_atomic_store): Ditto.
6376
6377 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
6378
6379         PR rtl-optimization/55547
6380         PR rtl-optimization/53827
6381         PR debug/53671
6382         PR debug/49888
6383         * alias.c (memrefs_conflict_p): Set sizes to negative after
6384         AND adjustments.
6385
6386 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
6387
6388         PR target/55940
6389         * function.c (thread_prologue_and_epilogue_insns): Always
6390         add crtl->drap_reg to set_up_by_prologue.set, even if
6391         stack_realign_drap is false.
6392
6393 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
6394
6395         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
6396         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
6397         *call): Fix indention.
6398
6399 2013-01-15  Tom de Vries  <tom@codesourcery.com>
6400
6401         PR target/55876
6402         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
6403         Update comment.
6404
6405 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
6406
6407         PR rtl-optimization/55153
6408         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
6409
6410 2013-01-15  Martin Jambor  <mjambor@suse.cz>
6411
6412         PR tree-optimization/55920
6413         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
6414         accesses as grp_to_be_debug_replaced.
6415
6416 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
6417
6418         PR tree-optimization/55920
6419         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
6420         there is non-useless type conversion needed from debug rhs to lhs,
6421         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
6422
6423 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
6424             Mikael Pettersson  <mikpe@it.uu.se>
6425
6426         PR target/43961
6427         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
6428         Thumb.
6429         (ASM_OUTPUT_CASE_LABEL): Remove.
6430         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
6431         * final.c (shorten_branches): Update alignment of labels before
6432         jump tables if CASE_VECTOR_SHORTEN_MODE.
6433
6434 2013-01-15  Richard Biener  <rguenther@suse.de>
6435
6436         PR bootstrap/55961
6437         * system.h: Do not include gmp.h for building host tools.
6438
6439 2013-01-15  Richard Biener  <rguenther@suse.de>
6440
6441         PR middle-end/55882
6442         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
6443         account for bitpos when computing alignment.
6444
6445 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
6446
6447         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
6448         (ix86_target_macros_internal): Likewise.
6449
6450         * config/i386/i386.c (m_CORE2I7): Removed.
6451         (m_CORE_HASWELL): New macro.
6452         (m_CORE_ALL): Likewise.
6453         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
6454         (initial_ix86_arch_features): Likewise.
6455         (processor_target_table): Initializations for Core avx2.
6456         (cpu_names): New names "core-avx2".
6457         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
6458         PROCESSOR_CORE_HASWELL.
6459         (ix86_issue_rate): New case.
6460         (ia32_multipass_dfa_lookahead): Likewise.
6461         (ix86_sched_init_global): Likewise.
6462
6463         * config/i386/i386.h (TARGET_HASWELL): New macro.
6464         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
6465         (processor_type): New PROCESSOR_HASWELL.
6466
6467 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
6468
6469         PR tree-optimization/55955
6470         * tree-vect-loop.c (vectorizable_reduction): Give up early on
6471         *SHIFT_EXPR and *ROTATE_EXPR codes.
6472
6473         PR tree-optimization/48766
6474         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
6475         -ftrapv disable -fwrapv.
6476
6477 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
6478
6479         PR target/55974
6480         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
6481         etc. to 1 and not to __flash.
6482         Use LL suffix for __INT24_MAX__ with -mint8.
6483         Use ULL suffix for __UINT24_MAX__ with -mint8.
6484
6485 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
6486
6487         * config/avr/avr-arch.h
6488         (struct base_arch_s): Use typedef avr_arch_t instead.
6489         (struct arch_info_s): Use typedef avr_arch_info_t instead.
6490         (struct mcu_type_s): Use typedef avr_mcu_t instead.
6491         * config/avr/avr.c: Same.
6492         * config/avr/avr-devices.c: Same.
6493         * config/avr/driver-avr.c: Same.
6494         * config/avr/gen-avr-mmcu-texi.c: Same.
6495         * config/avr/avr-mcus.def: Adjust comment.
6496
6497 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
6498
6499         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
6500         * config/aarch64/iterators.md (VALLDI): New.
6501
6502 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
6503             Andi Kleen  <ak@linux.intel.com>
6504
6505         PR target/55948
6506         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
6507         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
6508         memmodel flag.
6509
6510 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
6511
6512         * config/avr/avr-stdint.h: Remove trailing blanks.
6513         * config/avr/avr-log.h: Same.
6514         * config/avr/avr-arch.h: Same.
6515         * config/avr/avr-devices.c: Same.
6516         * config/avr/avr-dimode.md: Same.
6517         * config/avr/predicates.md: Same.
6518         * config/avr/avr-c.c: Same.  And fix typo.
6519
6520         * config/avr/avr-protos.h: Same.  And:
6521         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
6522         (init_cumulative_args): Rename to avr_init_cumulative_args.
6523         (expand_prologue): Rename to avr_expand_prologue.
6524         (expand_epilogue): Rename to avr_expand_epilogue.
6525         (adjust_insn_length): Rename to avr_adjust_insn_length.
6526         (notice_update_cc): Rename to avr_notice_update_cc.
6527         (final_prescan_insn): Rename to avr_final_prescan_insn.
6528         * config/avr/avr.c: Same.
6529         * config/avr/avr.h: Same.
6530         * config/avr/avr.md: Remove trailing blanks.
6531         (prologue): Use avr_expand_prologue.
6532         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
6533
6534 2013-01-14  Richard Biener  <rguenther@suse.de>
6535
6536         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
6537         verify_location, collect_subblocks): New functions.
6538         (verify_gimple_in_cfg): Verify that locations only reference
6539         BLOCKs in the functions BLOCK tree.
6540
6541 2013-01-14  Richard Biener  <rguenther@suse.de>
6542
6543         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
6544         PHI argument.
6545         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
6546         unshare reference.
6547         (insert_out_of_ssa_copy_on_edge): Likewise.
6548         (rewrite_close_phi_out_of_ssa): Likewise.
6549         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
6550         debug expressions.
6551         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
6552         propagated constants.
6553         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
6554         can not be shared.
6555
6556 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
6557
6558         * config/avr/avr-modes.def: Add GPL copyright notice.
6559
6560 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
6561
6562         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
6563         MEMMODEL_MASK to determine memory model.
6564         (atomic_store<mode>): Ditto from operands[2].
6565         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
6566
6567 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
6568
6569         PR fortran/55935
6570         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
6571         (fold_gimple_assign): Don't call unshare_expr here.
6572         (fold_ctor_reference): Call unshare_expr.
6573
6574 2013-01-13  Terry Guo  <terry.guo@arm.com>
6575
6576         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
6577         * doc/fragments.texi: Document MULTILIB_REUSE.
6578         * gcc.c (multilib_reuse): New internal spec.
6579         (set_multilib_dir): Also search multilib from multilib_reuse.
6580         * genmultilib (tmpmultilib3): Refactor code.
6581         (tmpmultilib4): Ditto.
6582         (multilib_reuse): New multilib argument.
6583
6584 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
6585
6586         * Makefile.in: Update copyright.
6587
6588 2013-01-12  Tom de Vries  <tom@codesourcery.com>
6589
6590         PR middle-end/55890
6591         * calls.c (expand_call): Check if arg_nr is valid.
6592
6593 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
6594
6595         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
6596         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
6597         documentation.  Add missing '__' in front of
6598         __builtin_ia32_packssdw256.
6599
6600 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6601
6602         PR target/55719
6603         * config/s390/s390.c (s390_preferred_reload_class): Do not return
6604         NO_REGS for larl operands.
6605         (s390_reload_larl_operand): Use s390_load_address instead of
6606         emit_move_insn.
6607
6608 2013-01-11  Richard Biener  <rguenther@suse.de>
6609
6610         * tree-cfg.c (verify_node_sharing_1): Split out from ...
6611         (verify_node_sharing): ... here.
6612         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
6613
6614 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
6615
6616         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
6617         Substitute TREECHECKING.
6618         * configure: Regenerate.
6619         * Makefile.in (TREECHECKING): New.
6620
6621 2013-01-11  Richard Guenther  <rguenther@suse.de>
6622
6623         PR tree-optimization/44061
6624         * tree-vrp.c (extract_range_basic): Compute zero as
6625         value-range for __builtin_constant_p of function parameters.
6626
6627 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
6628
6629         Update copyright years.
6630
6631 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
6632
6633         PR rtl-optimization/55672
6634         * lra-eliminations.c (mark_not_eliminable): Permit addition with
6635         const to be eliminable.
6636
6637 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
6638
6639         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
6640         * configure: Regenerate.
6641
6642 2013-01-10  Richard Biener  <rguenther@suse.de>
6643
6644         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
6645
6646 2013-01-10  Richard Biener  <rguenther@suse.de>
6647
6648         PR bootstrap/55792
6649         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
6650         locations for virtual PHI arguments.
6651         (rewrite_update_phi_arguments): Likewise.
6652
6653 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
6654
6655         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
6656         on to assembler.
6657
6658 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
6659
6660         PR tree-optimization/55921
6661         * tree-complex.c (expand_complex_asm): New function.
6662         (expand_complex_operations_1): Call it for GIMPLE_ASM.
6663
6664 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6665
6666         PR target/55718
6667         * config/s390/s390.c (s390_symref_operand_p)
6668         (s390_loadrelative_operand_p): Merge the two functions.
6669         (s390_check_qrst_address, print_operand_address): Add parameters
6670         to s390_loadrelative_operand_p invokation.
6671         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
6672         (s390_reload_larl_operand, s390_secondary_reload): Use
6673         s390_loadrelative_operand_p instead of s390_symref_operand_p.
6674         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
6675
6676 2013-01-09  Mike Stump  <mikestump@comcast.net>
6677
6678         * dse.c (record_store): Remove unnecessary assert.
6679
6680 2013-01-09  Jan Hubicka  <jh@suse.cz>
6681
6682         PR tree-optimization/55569
6683         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
6684         * cfgloop.h (scale_loop_profile): Likewise.
6685
6686 2013-01-09  Jan Hubicka  <jh@suse.cz>
6687
6688         PR lto/45375
6689         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
6690         functions.
6691         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
6692
6693 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
6694
6695         PR middle-end/55114
6696         * expr.h (maybe_emit_group_store): Declare.
6697         * expr.c (maybe_emit_group_store): New function.
6698         * builtins.c (expand_builtin_int_roundingfn): Call it.
6699         (expand_builtin_int_roundingfn_2): Likewise.
6700
6701 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
6702
6703         PR rtl-optimization/55829
6704         * lra-constraints.c (match_reload): Add code for absent output.
6705         (curr_insn_transform): Add code for reloads of matched inputs
6706         without output.
6707
6708 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
6709
6710         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
6711         attribute of movddup insn to DF.
6712         (*vec_interleave_lowv2df): Ditto.
6713         (vec_dupv2df): Ditto.
6714
6715 2013-01-09  Jan Hubicka  <jh@suse.cz>
6716
6717         PR tree-optimiation/55875
6718         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
6719         EVERY_ITERATION parameter.
6720         (number_of_iterations_exit): Check if exit is executed every iteration.
6721         (idx_infer_loop_bounds): Similarly here.
6722         (n_of_executions_at_most): Simplify
6723         to only test for cases where statement is dominated by the
6724         particular bound; handle correctly the "postdominance" test.
6725         (scev_probably_wraps_p): Use max loop iterations info
6726         as a global bound first.
6727
6728 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
6729             Nick Clifton  <nickc@redhat.com>
6730
6731         * config/v850/v850.md (cbranchsf4): New pattern.
6732         (cstoresf4): New pattern.
6733         (cbranchdf4): New pattern.
6734         (cstoredf4): New pattern.
6735         (movsicc): Disallow floating point comparisons.
6736         (cmpsf_le_insn): Fix order of operators.
6737         (cmpsf_lt_insn): Likewise.
6738         (cmpsf_eq_insn): Likewise.
6739         (cmpdf_le_insn): Likewise.
6740         (cmpdf_lt_insn): Likewise.
6741         (cmpdf_eq_insn): Likewise.
6742         (cmpsf_ge_insn): Use LE comparison.
6743         (cmpdf_ge_insn): Likewise.
6744         (cmpsf_gt_insn): Use LT comparison.
6745         (cmpdf_gt_insn): Likewise.
6746         (cmpsf_ne_insn): Delete pattern.
6747         (cmpdf_ne_insn): Delete pattern.
6748         * config/v850/v850.c (v850_gen_float_compare): Use
6749         gen_cmpdf_eq_insn for NE comparison.
6750         (v850_float_z_comparison_operator)
6751         (v850_float_nz_comparison_operator): Move from here ...
6752         * config/v850/predicates.md: ... to here.  Move GT and GE
6753         comparisons into v850_float_z_comparison_operator.
6754         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
6755         Delete prototype.
6756         (v850_float_nz_comparison_operator): Likewise.
6757
6758 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6759
6760         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
6761         with calls to gen_insvsi/gen_insvdi.
6762
6763 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
6764
6765         * config/i386/i386.c (initial_ix86_tune_features): Set up
6766         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
6767
6768 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
6769             Jakub Jelinek  <jakub@redhat.com>
6770
6771         PR tree-optimization/48189
6772         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
6773         If nitercst is 0, don't predict the exit edge.
6774
6775 2013-01-08  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
6776
6777         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
6778         in asm_fprintf with reg_names.
6779         (aarch64_print_operand_address): Likewise.
6780         (aarch64_return_addr): Likewise.
6781         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
6782
6783 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6784
6785         * config/pa/pa.h (VAL_U6_BITS_P): Define.
6786         (INT_U6_BITS): Likewise.
6787         * config/pa/predicates.md (uint6_operand): New predicate.
6788         (shift5_operand, shift6_operand): Likewise.
6789         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
6790         arith32_operand.
6791         (lshrdi3): Use shift6_operand.
6792         (shrpsi4, shrpdi4): New insn patterns.
6793         (extzv): Delete expander.
6794         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
6795         predicates in unamed zero extract patterns.  Tighten common constraint.
6796         (extv): Delete expander.
6797         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
6798         predicates in unamed sign extract patterns.  Tighten common constraint.
6799         (insv): Delete expander.
6800         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
6801         predicates in unamed insert patterns.  Tighten common constraint.
6802         Change uint32_operand predicate to uint6_operand predicate in unamed
6803         DImode pattern to insert constant values of type 1...1xxxx.
6804
6805 2013-01-04  Jan Hubicka  <jh@suse.cz>
6806
6807         PR tree-optimization/55823
6808         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
6809         issue.
6810
6811 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
6812             Uros Bizjak  <ubizjak@gmail.com>
6813
6814         PR rtl-optimization/55845
6815         * df-problems.c (can_move_insns_across): Stop scanning at
6816         volatile_insn_p source instruction or give up if
6817         across_from .. across_to range contains any volatile_insn_p
6818         instructions.
6819
6820 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
6821
6822         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
6823         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
6824         Declare.
6825         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
6826         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
6827
6828 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
6829
6830         PR fortran/55341
6831         * asan.c (asan_clear_shadow): New function.
6832         (asan_emit_stack_protection): Use it.
6833
6834 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
6835
6836         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
6837         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
6838         with tab instead of space.
6839
6840 2013-01-08  Nick Clifton  <nickc@redhat.com>
6841
6842         * config/rl78/rl78.c (rl78_expand_prologue): Always select
6843         register bank 0 at the start of an interrupt handler.
6844         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
6845         MDBH registers.
6846
6847 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
6848
6849         * config/aarch64/aarch64-simd.md
6850         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
6851         (aarch64_simd_bsl): Likewise.
6852         (aarch64_vcond_internal<mode>): Likewise.
6853         (vcond<mode><mode>): Likewise.
6854         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
6855         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
6856
6857 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
6858
6859         * config/aarch64/aarch64-builtins.c
6860         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
6861
6862 2013-01-08  Martin Jambor  <mjambor@suse.cz>
6863
6864         PR debug/55579
6865         * tree-sra.c (analyze_access_subtree): Return true also after
6866         potentially creating a debug-only replacement.
6867
6868 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
6869
6870         PR middle-end/55890
6871         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
6872
6873         PR tree-optimization/54120
6874         * tree-vrp.c (range_fits_type_p): Don't allow
6875         src_precision < precision from signed vr to unsigned_p
6876         if vr->min or vr->max is negative.
6877         (simplify_float_conversion_using_ranges): Test can_float_p
6878         against CODE_FOR_nothing.
6879
6880 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
6881             Richard Biener  <rguenther@suse.de>
6882
6883         PR middle-end/55851
6884         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
6885         types instead of just INTEGER_TYPE types.
6886
6887 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
6888
6889         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
6890         TF_SIZE): Define.
6891
6892 2013-01-07  Steve Ellcey  <sellcey@mips.com>
6893
6894         PR target/42661
6895         * config/mips/mips.opt: Change mad to mmad to match documentation.
6896
6897 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
6898
6899         PR target/55897
6900         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
6901         .progmemx.data now.
6902
6903 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
6904
6905         PR target/55897
6906         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
6907         (avr_addrspace_t): Add .section_name field.
6908         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
6909         array size.
6910         (avr_addrspace): Same.  Initialize .section_name.  Remove last
6911         NULL entry.  Put __memx into .progmemx.data.
6912         (progmem_section_prefix): Remove.
6913         (avr_asm_init_sections): No need to initialize progmem_section.
6914         (avr_asm_named_section): Use avr_addrspace[].section_name to get
6915         section name prefix.
6916         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
6917         retrieve the progmem section.
6918         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
6919         boundary to run over avr_addrspace[].
6920         (avr_register_target_pragmas): Ditto.
6921
6922 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
6923
6924         * varasm.c (output_constant_def_contents): For asan_protect_global
6925         protected strings, adjust DECL_ALIGN if needed, before testing for
6926         anchored symbols.
6927         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
6928         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
6929         normal decls.
6930         (output_object_block): For asan protected decls, emit asan padding
6931         after their contents.
6932         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
6933         (asan_finish_file): Test it here instead.
6934
6935 2013-01-07  Nick Clifton  <nickc@redhat.com>
6936             Matthias Klose  <doko@debian.org>
6937             Doug Kwan  <dougkwan@google.com>
6938             H.J. Lu  <hongjiu.lu@intel.com>
6939
6940         PR driver/55470
6941         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
6942
6943         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
6944
6945         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
6946
6947         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
6948
6949         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
6950
6951 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
6952
6953         PR target/54461
6954         * doc/install.texi (Cross-Compiler-Specific Options): Document
6955         --with-avrlibc.
6956
6957 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
6958
6959         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
6960         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
6961         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
6962         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
6963         vqmovun_high_s64): Fix source operand number and update copyright.
6964
6965 2013-01-07  Richard Biener  <rguenther@suse.de>
6966
6967         PR middle-end/55890
6968         * gimple.h (gimple_call_builtin_p): New overload.
6969         * gimple.c (validate_call): New function.
6970         (gimple_call_builtin_p): Likewise.
6971         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6972         Use gimple_call_builtin_p.
6973         (find_func_clobbers): Likewise.
6974         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
6975         (strlen_optimize_stmt): Likewise.
6976
6977 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
6978
6979         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
6980         (vld1q_dup_*): Likewise.
6981         (vld1_*): Likewise.
6982         (vld1q_*): Likewise.
6983         (vld1_lane_*): Likewise.
6984         (vld1q_lane_*): Likewise.
6985
6986 2013-01-07  Richard Biener  <rguenther@suse.de>
6987
6988         * lto-streamer.h (LTO_minor_version): Bump to 2.
6989
6990 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
6991
6992         * config/aarch64/aarch64-protos.h
6993         (aarch64_const_double_zero_rtx_p): Rename to...
6994         (aarch64_float_const_zero_rtx_p): ...this.
6995         (aarch64_float_const_representable_p): New.
6996         (aarch64_output_simd_mov_immediate): Likewise.
6997         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
6998         move immediate case.
6999         * config/aarch64/aarch64.c
7000         (aarch64_const_double_zero_rtx_p): Rename to...
7001         (aarch64_float_const_zero_rtx_p): ...this.
7002         (aarch64_print_operand): Allow printing of new constants.
7003         (aarch64_valid_floating_const): New.
7004         (aarch64_legitimate_constant_p): Check for valid floating-point
7005         constants.
7006         (aarch64_simd_valid_immediate): Likewise.
7007         (aarch64_vect_float_const_representable_p): New.
7008         (aarch64_float_const_representable_p): Likewise.
7009         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
7010         (aarch64_output_simd_mov_immediate): New.
7011         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
7012         (*movdf_aarch64): Likewise.
7013         * config/aarch64/constraints.md (Ufc): New.
7014         (Y): call aarch64_float_const_zero_rtx.
7015         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
7016
7017 2013-01-07  Richard Biener  <rguenther@suse.de>
7018
7019         PR tree-optimization/55888
7020         PR tree-optimization/55862
7021         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
7022         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
7023         not if it is contained therein.
7024
7025 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
7026
7027         * config/avr/t-avr: Typo.
7028
7029 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
7030
7031         PR55243
7032         * config/avr/t-avr: Don't automatically rebuild
7033         $(srcdir)/config/avr/t-multilib
7034         $(srcdir)/config/avr/avr-tables.opt
7035         $(srcdir)/doc/avr-mmcu.texi
7036         (avr-mcus): New phony target to build them on request.
7037         (s-avr-mlib, s-avr-mmcu-texi): Remove.
7038         * avr/avr-mcus.def: Adjust comments.
7039
7040 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
7041
7042         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
7043
7044 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
7045
7046         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
7047
7048 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
7049
7050         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
7051
7052 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
7053
7054         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
7055         to generate profiling.
7056         * config/rs6000/aix64.h (LIB_SPEC): Same.
7057
7058 2013-01-04  Andrew Pinski  <apinski@cavium.com>
7059
7060         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
7061         New function.
7062         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
7063
7064 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
7065
7066         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
7067         unconditionally.
7068         (ix86_expand_move): Ditto.
7069         (ix86_zero_extend_to_Pmode): Ditto.
7070         (ix86_expand_call): Ditto.
7071         (ix86_expand_special_args_builtin): Ditto.
7072         (ix86_expand_builtin): Ditto.
7073
7074 2013-01-04  Richard Biener  <rguenther@suse.de>
7075
7076         PR tree-optimization/55862
7077         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
7078         translating them through PHI nodes.
7079
7080 2013-01-04  Martin Jambor  <mjambor@suse.cz>
7081
7082         PR tree-optimization/55755
7083         * tree-sra.c (sra_modify_assign): Do not check that an access has no
7084         children when trying to avoid producing a VIEW_CONVERT_EXPR.
7085
7086 2013-01-04  Marek Polacek  <polacek@redhat.com>
7087
7088         PR middle-end/55859
7089         * opts.c (default_options_optimization): Clarify error message.
7090
7091 2013-01-04  Richard Biener  <rguenther@suse.de>
7092
7093         PR middle-end/55863
7094         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
7095         reassociation.
7096
7097 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7098
7099         PR target/53789
7100         * config/pa/pa.md (movsi): Revert previous change.
7101         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
7102         references.
7103
7104 2013-01-03  Richard Henderson  <rth@redhat.com>
7105
7106         * config/i386/i386.c (ix86_expand_move): Always assign to op1
7107         after eliminating TLS symbols.
7108
7109 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
7110
7111         PR bootstrap/50167
7112         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
7113         * graphite-poly.c (debug_gmp_value): Likewise.
7114
7115 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
7116
7117         PR target/55712
7118         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
7119         selected code model, define __code_mode_small__, __code_model_medium__,
7120         __code_model_large__, __code_model_32__ or __code_model_kernel__.
7121         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
7122         xchg temporary register with %k.  Declare temporary register as
7123         early clobbered.
7124         [__x86_64__]: For medium and large code models, preserve %rbx register.
7125
7126 2013-01-03  Richard Biener  <rguenther@suse.de>
7127
7128         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
7129         (dump_subscript): Adjust.
7130         (finalize_ddr_dependent): Do not dump redundant info.
7131         (analyze_siv_subscript): Adjust.
7132         (subscript_dependence_tester): Likewise.
7133         (compute_affine_dependence): Likewise.
7134
7135 2013-01-03  Richard Biener  <rguenther@suse.de>
7136
7137         Revert
7138         2013-01-03  Richard Biener  <rguenther@suse.de>
7139
7140         PR tree-optimization/55857
7141         * tree-vect-stmts.c (vectorizable_load): Do not setup
7142         re-alignment for invariant loads.
7143
7144         2013-01-02  Richard Biener  <rguenther@suse.de>
7145
7146         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
7147         invariant load do not generate a vector load from the scalar location.
7148
7149 2013-01-03  Richard Biener  <rguenther@suse.de>
7150
7151         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
7152         for not vectorizing.
7153         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
7154         not build INDIRECT_REFs, call get_name once only.
7155         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
7156         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
7157
7158 2013-01-03  Richard Biener  <rguenther@suse.de>
7159
7160         PR tree-optimization/55857
7161         * tree-vect-stmts.c (vectorizable_load): Do not setup
7162         re-alignment for invariant loads.
7163
7164 2013-01-03  Richard Biener  <rguenther@suse.de>
7165
7166         PR lto/55848
7167         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
7168         prefer a built-in decl.
7169
7170 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
7171
7172         * gcc.c (process_command): Update copyright notice dates.
7173         * gcov.c (print_version): Likewise.
7174         * gcov-dump.c (print_version): Likewise.
7175
7176         PR rtl-optimization/55838
7177         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
7178         iv0.step, iv1.step and step.
7179
7180 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
7181             Marc Glisse  <marc.glisse@inria.fr>
7182
7183         PR tree-optimization/55832
7184         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
7185         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
7186         integer_{one,zero}_node.
7187
7188 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
7189
7190         PR debug/54402
7191         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
7192         * var-tracking.c (reverse_op): Don't add reverse ops to
7193         VALUEs that have already
7194         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
7195
7196 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
7197
7198         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
7199
7200 2013-01-02  Teresa Johnson  <tejohnson@google.com>
7201
7202         * dumpfile.c (dump_loc): Print filename with location.
7203         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
7204         new location_t parameter to emit complete unroll message with
7205         new dump framework.
7206         (canonicalize_loop_induction_variables): Compute loops location
7207         and pass to try_unroll_loop_completely.
7208         * loop-unroll.c (report_unroll_peel): New function.
7209         (peel_loops_completely): Use new dump format with location
7210         for main dumpfile message, and invoke report_unroll_peel on success.
7211         (decide_unrolling_and_peeling): Ditto.
7212         (decide_peel_once_rolling): Remove old dumpfile message subsumed
7213         by report_unroll_peel.
7214         (decide_peel_completely): Ditto.
7215         (decide_unroll_constant_iterations): Ditto.
7216         (decide_unroll_runtime_iterations): Ditto.
7217         (decide_peel_simple): Ditto.
7218         (decide_unroll_stupid): Ditto.
7219         * cfgloop.c (get_loop_location): New function.
7220         * cfgloop.h (get_loop_location): Declare.
7221
7222 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
7223
7224         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
7225         NULL.
7226
7227 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7228
7229         PR middle-end/55198
7230         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
7231         BLKmode objects when EXPAND_MEMORY is specified.
7232
7233 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
7234
7235         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
7236         in loop predicate.
7237         (fold_builtin_cpu): Do not share cpu model decls across statements.
7238
7239 2013-01-02  Jason Merrill  <jason@redhat.com>
7240
7241         PR c++/55804
7242         * tree.c (build_array_type_1): Revert earlier change.
7243
7244 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
7245
7246         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
7247         "cortex-a57".
7248         * config/aarch64/aarch64-tune.md: Re-generate.
7249
7250 2013-01-02  Richard Biener  <rguenther@suse.de>
7251
7252         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
7253         invariant load do not generate a vector load from the scalar location.
7254
7255 2013-01-02  Richard Biener  <rguenther@suse.de>
7256
7257         PR bootstrap/55784
7258         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
7259         * configure: Regenerate.
7260
7261 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
7262
7263         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
7264         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
7265         (expand_builtin_int_roundingfn_2): Keep the original target around
7266         for the fallback case.
7267
7268 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
7269
7270         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
7271         to be clear for sign changes.
7272
7273 2013-01-01  Jan Hubicka  <jh@suse.cz>
7274
7275         * ipa-inline-analysis.c: Fix formatting.
7276
7277 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
7278
7279         PR tree-optimization/55831
7280         * tree-vect-loop.c (get_initial_def_for_induction): Use
7281         gsi_after_labels instead of gsi_start_bb.
7282 \f
7283 Copyright (C) 2013 Free Software Foundation, Inc.
7284
7285 Copying and distribution of this file, with or without modification,
7286 are permitted in any medium without royalty provided the copyright
7287 notice and this notice are preserved.